Carryable unit body for forming a foundation of a house, a foundation of a house and a method for forming a complete foundation of a house

Abstract

The object of the present invention is to provide high quality of an unit body for forming a foundation of a house, the foundation forming operation of which can be carried out within a short period without being disturbed by the climates or the temperatures, as well as with extremely precision even by highly limited number of workers who do not have high level of experienced technology, and further, the present invention can also provide the unit body, which can reduce the construction costs including the transporting costs as well as can provide a highly qualified foundation of a house having anti-earth quake characteristic and high durability thereof. The present invention is a carryable unit body 1 for forming a foundation of a house which comprising a first and a second wall like plate members 2, 3, both of which mutually being oppositely arranged in parallelism with each other, a main lateral reinforcing rod 7, arranged between the first and the second wall like plate members, in a direction being parallel to the longitudinal direction of the wall like plate members, a plurality of the main vertical reinforcing rods 8, being arranged between the first and the second wall like plate members, in a direction being parallel to the vertical direction of the wall like plate member, and being connected to the reinforcing rod 7, and further, each one of the first and second wall like plate members is provided with at least one grooved portion 10 in a direction parallel to the longitudinal direction L of the wall like plate member, the grooved portion of which having a concaved configuration.

1 . A carryable unit body for forming a foundation of a house which comprises:
 a first wall like plate member and a second wall like plate member, each being made of a hardened material and each having a predetermined longitudinal length, and both mutually being oppositely arranged in parallelism with each other with a predetermined space interposed therebetween;   a plurality of spacer members having a predetermined longitudinal length and each being fixedly arranged in an inside space formed between said first and second wall like plate members in a bridge-building manner in order to make said space formed between said first and second wall like plate members at a predetermined value, and which are arranged in a direction being parallel to the longitudinal direction of said first and second wall like plate members with a predetermined interval;   at least one main lateral reinforcing rod, which is arranged in said inside space formed between said first and second wall like plate members in a direction being parallel to the longitudinal direction of said first and second wall like plate members;   a plurality of the main vertical reinforcing rods, which are arranged in said inside space formed between said first and second wall like plate members in a direction being parallel to the vertical direction of said first and second wall like plate members and being adjacently arranged with each other in a direction being parallel to said longitudinal direction of said first and second wall like plate members and each being fixedly engaged with said main lateral reinforcing rod; and   an engaging member which fixedly engages at least one of said main lateral reinforcing rods and said main vertical reinforcing rods at said spacer member with each other, and further wherein   a free end portion of said main vertical reinforcing rod which is projected below a lower edge portion of said wall like plate member of at least one of said first and second wall like plate members, being bent so that at least one part of said free end portion thereof projected below said lower edge portion of said wall like plate member, is extended outwardly from said lower edge portion of said wall like plate member beyond said wall like plate member with a predetermined angle to said wall like plate member.   
     
     
         2 . A carryable unit body for forming a foundation of a house which comprises:
 a first wall like plate member and a second wall like plate member, each being made of a hardened material and each having a predetermined longitudinal length, and both mutually being oppositely arranged in parallelism with each other with a predetermined space interposed therebetween;   a plurality of spacer members having a predetermined longitudinal length and each being fixedly arranged in an inside space formed between said first and second wall like plate members in a bridge-building manner in order to make said space formed between said first and second wall like plate members at a predetermined value, and which are arranged in a direction being parallel to the longitudinal direction of said first and second wall like plate members with a predetermined interval;   at least one main lateral reinforcing rod, which is arranged in said inside space formed between said first and second wall like plate members in a direction being parallel to the longitudinal direction of said first and second wall like plate members;   a plurality of the main vertical reinforcing rods which are arranged in said inside space formed between said first and second wall like plate members in a direction being parallel to the vertical direction of said first and second wall like plate members and being adjacently arranged with each other in a direction being parallel to said longitudinal direction of said first and second wall like plate members and each being fixedly engaged with said main lateral reinforcing rod; and   an engaging member which fixedly engages at least one of said main lateral reinforcing rods and said main vertical reinforcing rods at said spacer member with each other, and further wherein   each one of said first and second wall like plate members, is provided with at least one grooved portion arranged on said first and second wall like plate members in a direction parallel to said longitudinal direction of said respective wall like plate member, said grooved portion of which having a concaved configuration concaved from an external surface of said wall like plate member to a back surface thereof, and further wherein,   a free end portion of said main vertical reinforcing rod which is projected below a lower edge portion of said wall like plate member of at least one of said first and second wall like plate members, being bent so that at least one part of said free end portion thereof projected below said lower edge portion of said wall like plate member, is extended outwardly from said lower edge portion of said wall like plate member beyond said wall like plate member with a predetermined angle to said wall like plate member.   
     
     
         3 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein a bended wall portion is provided on at least one of the longitudinal end portions of one of said first and second wall like plate members and which being bent at a predetermined angle with reference to a surface of said wall like plate member. 
     
     
         4 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein a bended wall portion is provided on at least one portion of one of said first and second wall like plate members and which being bent at a predetermined angle with reference to a surface of said wall like plate member. 
     
     
         5 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein a connection member is provided on at least one portion of an end edge portion of said bended wall portion or an end edge portion of said wall like plate member of one unit body for forming a foundation of a house, which enabling mutually to fixedly connect said end edge portion thereof to a corresponding end edge portion of said bended portion or to a corresponding end edge portion of said wall like plate member of said wall like plate member of the another unit body for forming a foundation of a house, adjacently arranged to said one unit body for forming a foundation of a house. 
     
     
         6 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein, a bended upper edge portion is provided on an upper edge portion formed in a longitudinal direction of each one of said first and second wall like plate members and which is bent in a direction to which both of said first and second wall like plate members being opposed to each other at a predetermined angle with reference to said external surface of said wall like plate members. 
     
     
         7 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein, a supporting edge portion is provided at a lower edge portion formed in the longitudinal direction of either one of said first and second wall like plate members, and which is bent at a right angle with reference to said external surface of said wall like plate member so as to be extended outwardly from said wall like plate member. 
     
     
         8 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein, a plurality of the top spacers are provided on said upper edge portion formed in the longitudinal direction of either one of said first and second wall like plate members, and each one of said top spacers being fixedly arranged in order to make a space formed between both of said upper edge portions at a predetermined value, in a direction being parallel to the longitudinal direction of said wall like plate members. 
     
     
         9 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein, an anchor-bolt is fixedly secured in a space formed between said first and second wall like plate members, to either one of the members selected from a group consisting said top spacer, said spacer, said main lateral reinforcing rod and said main vertical reinforcing rod, utilizing a suitable attaching member. 
     
     
         10 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein, a vertical length of said first wall like plate member is different from that of the second wall like plate member. 
     
     
         11 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein, a longitudinal length of said first wall like plate member is different from that of the second wall like plate member. 
     
     
         12 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein, among said free end portions of a plurality of said main vertical reinforcing rods and each of which being bent at a predetermined angle with reference to a center axis of said respective main vertical reinforcing rod so as to be extended outwardly from said lower edge portion of said wall like plate member of at least one of said first and second wall like plate member, said free end portion of said main vertical reinforcing rod which is arranged at a position in the vicinity of said end portion of said wall like plate member in the longitudinal direction thereof, is extended outwardly from said external surface of said wall like plate member at an angle with reference to said external surface of said wall like plate member, said angle of which being different from the angle at which said free end portion of said main vertical reinforcing rod which being arranged at a position being different from the above-mentioned position, is extended from said external surface of said wall like plate member, with reference to said external surface of said wall like plate member. 
     
     
         13 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein, at least a part of said respective end edge portion in a first unit body for forming a foundation of a house, is provided with a coupling member which can mutually couple said part of the respective end edge portion in said first unit body for forming a foundation of a house with the corresponding end edge portion of a second unit body for forming a foundation of a house, when said first and said second unit bodies for forming a foundation of a house are attached to each other. 
     
     
         14 . A carryable unit body for forming a foundation of a house according to  claim 13 , wherein, said first and second unit bodies for forming a foundation of a houses are configured so that each one of the end edge portions of both of the unit bodies for forming a foundation of a house are mutually and adjacently arranged with each other and wherein the assembling configuration of said second unit body for forming a foundation of a house may be the same assembling configuration as that of said first unit body for forming a foundation of a house or may be a different assembling configuration as that of said first unit body for forming a foundation of a house. 
     
     
         15 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein said hardened material which consisting said wall like plate member is a steel plate made of a metallic plate with rust generation preventing effect. 
     
     
         16 . A carryable unit body for forming a foundation of a house according to  claim 1  or  2 , wherein said anchor bolts which projecting upwardly from an upper edge surface of said first and second wall like plate members, are arranged between said first and second wall like plate members and being arranged in the longitudinal direction of said wall like plate members with a predetermined interval, and wherein said anchor bolts being secured with a suitable fastener member between said first and second wall like plate members. 
     
     
         17 . A foundation of a house wherein said foundation thereof comprising concrete and said unit bodies for forming a foundation of a house as defined by  claim 1  or  2 , further wherein said unit body for forming a foundation of a house and said concrete are integrated with each other. 
     
     
         18 . A complete foundation of a house wherein said complete foundation of a house is formed by a plurality number of said foundations of a houses as defined by  claim 17 , which being mutually connected to each other and wherein said complete foundation of a house comprising a plurality of the external peripheral foundation portions each consisting of the linear parts of said foundation of a house and the corner parts of said foundation of a house, and a plurality of the inner foundation portions which being arranged inside of said external peripheral portion, and further wherein said inner foundation portions are mutually connected with each other or connected with said external peripheral foundation portion with showing suitable configurations, and further wherein at at least a portion of a corner section or a cross-section thereof which is formed by said inner foundation portions of said complete foundation of a house being mutually connected to each other or by said external peripheral foundation portions of said complete foundation of a house being mutually connected to each other, or by said inner foundation portion and said external peripheral foundation portion being mutually connected to each other, with a predetermined angle, an enlarged connecting portion is provided. 
     
     
         19 . A method for forming a complete foundation of a house, wherein said method comprising the steps of;
 producing a group of unit bodies for forming a foundation of a house as defined by  claim 1  or  2 , each of which having a respective assembling configuration being different from each other and corresponding to the respective portion of said complete unit body for forming a foundation of a house, and which is obtained from the predetermined design information of said complete unit body for forming a foundation of a house, in a factory;   transferring said plurality of unit bodies for forming a foundation of a house produced in said factory to the house constructing site;   in said house constructing site, in accordance with said designing information of said complete unit body for forming a foundation of a house, arranging each one of said transferred plurality of unit bodies for forming a foundation of a house, on a predetermined position, respectively so as to be mutually connected with each other, and wherein said each one of said unit bodies for forming a foundation of a house is respectively placed on a surface of a leveling concrete formed on a leveling ballast arranged on a predetermined surface of a portion of the earth on which said complete foundation of a house is ready to be arranged;   combining the connecting end edge portions of each one of said unit bodies for forming a foundation of a house, each being mutually and adjacently arranged with each other, with a coupling member;   connecting the main lateral reinforcing rods provided in the first unit body for forming a foundation of a house with that of the second unit body for forming a foundation of a house which being adjacently arranged to said first unit body for forming a foundation of a house, with a connecting member;   engaging at least a part of a free end portion of a main vertical reinforcing rod used in said unit body for forming a foundation of a house and which is extended externally from a lower edge portion of a wall like plate member with a part of the reinforcing rods forming a slab-like grid of the reinforcing rods which reinforces the base concrete formed inside of the external peripheral foundation portion of said complete foundation of a house;   injecting concrete into a space formed inside of the respective unit body for forming a foundation of a house; and   curing said concrete.