Piston type gas compressor, and piston type gas pressure drive rotation device

Abstract

A piston type gas compressor pressure drive rotation device characterized by comprising a plurality of cylinder members 41, 42 each having a closed bore, first piston members 22, 24 and second piston members 21, 23 slidably fitted into the bore of the cylinder members 41, 42, a connecting mechanism for connecting the first piston members 22, 24 and second piston members 21, 23 to the same crank shaft 15 via a slider crank mechanism, and an intake and exhaust control mechanism for controlling the intake and exhaust of gas into and out of the bore of the cylinder members 41, 42, wherein the first piston members 22, 24 and second piston members 21, 23 perform a reciprocating slide motion in the bores of the cylinder members 41, 42 with the rotation of the crank shaft 15 connected by the connecting mechanism via the slider crank mechanism, while the intake and exhaust control mechanism sends the gas, which is taken into the bores of the plurality of the cylinder members 41, 42, into the bore of one cylinder member 41 or 42 by utilizing the reciprocating slide motion of the first piston members 22, 24 and second piston members 21, 23, and compresses the gas fed to the bore.

1 . A piston type gas compressor comprising: 
 a plurality of cylinder members each of which has a closed bore;    first piston members and second piston members slidably fitted into the bore of said each cylinder member;    a connecting mechanism for connecting said first piston members and second piston members to the same crank shaft respectively, via a slider crank mechanism; and    an intake and exhaust control mechanism for controlling the intake and exhaust of gas into and out of the bore of said each cylinder member,    wherein said first piston members and second piston members perform a reciprocating slide motion in the bores of said respective cylinder members in accordance with the rotation of the crank shaft connected by said connecting mechanism via slider crank mechanism;    and further wherein said intake and exhaust control mechanism sends the gas, which has been taken into the bores of the plurality of cylinder members, into the bore of one cylinder member by utilizing the reciprocating slide motion of said first piston members and second piston members, and compresses the gas fed to said bore.    
   
   
       2 . A piston type gas compressor according to  claim 1 , wherein said connecting mechanism comprises first piston shaft members whose one ends are firmly fixed to the first piston members, and second piston shaft members whose one ends are firmly fixed to the second piston members, and second piston shaft members are arranged side-by-side with said first piston members; and a through-hole penetrated through said first piston members, through which the second piston shaft members, arranged side-by-side with said first piston members, are capable of being slidably fitted, 
 in which said first piston members and second piston members are connected to the same crank shaft arranged on the side of said first piston members via said first piston shaft members and second piston shaft members.    
   
   
       3 . A piston type gas compressor according to  claim 2 , wherein said connecting mechanism comprises first crank arms for connecting the first piston shaft members to the crank shaft and second crank arms for connecting the second piston shaft members to the crank shaft in a state, where the radius of rotation of said first crank arms is made larger than that of said second crank arms.  
   
   
       4 . A piston type gas compressor according to  claim 3 , wherein the outer circumference diameter of each head of the first piston members and second piston members is made smaller than that of the corresponding bottom portion thereof.  
   
   
       5 . A piston type gas compressor according to  claim 3  or  4 , wherein said first crank arms and said second crank arms are made to differ in each crank angle.  
   
   
       6 . A piston type gas compressor according to  claim 1 , wherein said intake and exhaust control mechanism comprises: 
 an intake mechanism for causing a first intake gap and a second intake gap to take in gas alternately in a state, where said first intake gap is composed of a first gap formed between the end wall portion of the bore of one cylinder member and the bottom portion of either of the first piston member or the second piston member fitted into said bore, and a second gap formed between the end wall portion of the bore of the other cylinder member and the bottom portion of either of a first piston member or second piston member fitted into said bore, and where said second intake gap is composed of a third gap formed between the end wall portion of the bore of said one cylinder member and the other of the first piston member or second piston member, and a forth gap formed between the end wall portion of the bore of said other cylinder member and the bottom portion of the other of the first piston member or second piston member fitted into said bore;    a gas feed mechanism for feeding the gas, which has been taken into the first intake gap via said intake mechanism, into a fifth gap formed between the head of the first piston members and the head of the second piston members fitted into the bore of one cylinder member, while feeding the gas, which has been taken into said second intake gap, into a sixth gap formed between the head of the first piston members and the head of the second piston members fitted into the bore of the other cylinder member; and    an exhaust mechanism for alternately exhausting the gas that has been fed into the fifth gap via said gas feed mechanism, and the gas that has been fed into the sixth gap.    
   
   
       7 . A piston type gas compressor according to  claim 6 , wherein said first gap is formed between the end wall portion of the bore of one cylinder member and the bottom portion of the first piston member fitted into said bore; 
 said second gap is formed between the end wall portion of the bore of the other cylinder member and the bottom portion of the second piston member fitted into said bore;    said third gap is formed between the wall face of the bore of said one cylinder member and the bottom portion of the second piston member fitted into said bore; and    said fourth gap is formed between the end wall portion of the bore of said other cylinder member and the bottom portion of the first piston member fitted into said bore.    
   
   
       8 . A piston type gas compressor according to  claim 7 , wherein there is provided a phase difference of 180 degrees or 120 degrees between a reciprocating slide motion of the first piston members and second piston members fitted into the bore of one cylinder member, and that of the first piston members and second piston members fitted into the bore of the other cylinder member.  
   
   
       9 . A piston type gas compressor capable of high velocity rotation, which has a first piston members and second piston members faced mutually on a line within the same cylinder so as to compress gas by reciprocating the first and second pistons in the same direction, comprising: 
 a mechanism in which a piston shaft for reciprocating the first piston members causes the second piston member to be penetrated, so that both piston shafts are put together on one side to reciprocate; and    a structure in which each of piston shafts with a machinery body having dual cylinders arranged side-by-side and piping and pressure valve integrated together, said machinery body constituting one set, is connected via crank connecting rod with crank mechanisms, said crank mechanisms differing in crank angle and crank radius, so as to be able to perform crank rotational motion and piston reciprocating motion well balanced,    wherein both of single machinery and multiple machinery can be built.    
   
   
       10 . A piston type gas pressure drive rotation device comprising: 
 a plurality of cylinder members each of which has a closed bore;    first piston members and second piston members slidably fitted into the bore of said each cylinder member;    an intake and exhaust control mechanism for controlling the intake and exhaust of gas into and out of the bore of said each cylinder member so as to make said first piston members and second piston members slidably reciprocating motion; and    a connecting mechanism for connecting the first piston members and second piston members to the same crank shaft having a slider crank mechanism so as to convert the reciprocating slide motion of both the first piston members and second piston members in accordance with the control of the intake and exhaust through said intake and exhaust control mechanism into one rotational motion;    wherein the intake and exhaust control mechanism feeds compressed gas into the bore of one cylinder member while feeding the gas that has expanded in said bore into the bores of the plurality of cylinder members.    
   
   
       11 . A piston type gas pressure drive rotation device according to  claim 10 , wherein said connecting mechanism comprises first piston shaft members whose one ends are firmly fixed to the first piston members, and second piston shaft members whose one ends are firmly fixed to the second piston members, and the second piston shaft members are arranged side-by-side with said first piston members; and a through-hole penetrated through said first piston members, through which the second piston shaft members, arranged side-by-side with the first piston members, are capable of being slidably fitted, in which said first piston members and second piston members are connected to the same crank shaft disposed on the side of said first piston members via said first piston shaft members and second piston shaft members.  
   
   
       12 . A piston type gas pressure drive rotation device according to  claim 11 , wherein said connecting mechanism comprises first crank arms for connecting the first piston shaft members to the crank shaft and second crank arms for connecting the second piston shaft members to the crank shaft in a state, where the radius of rotation of said first crank arms is made larger than that of said second crank arms.  
   
   
       13 . A piston type gas pressure drive rotation device according to  claim 12 , wherein the outer circumference diameter of each head portion of the first piston members and second piston members is made smaller than that of the corresponding bottom portion thereof.  
   
   
       14 . A piston type gas pressure drive rotation device according to  claim 12  or  13 , wherein said first crank arms and said second crank arms are made to differ in each crank angle.  
   
   
       15 . A piston type gas pressure drive rotation device according to  claim 14 , wherein said intake and exhaust control mechanism comprises: 
 an intake mechanism for causing a fifth gap and sixth gap to take in gas alternately in a state, where said fifth gap is formed between head portion of the first piston members and second piston members fitted into the bore of one cylinder member constituting the cylinder members, and where said sixth gap is formed between head portion of the first piston members and second piston members fitted into the bore of the other cylinder member constituting said cylinder members;    a gas feed mechanism for feeding the gas, which has been taken into the fifth gap via said intake mechanism, by distributing said gas between both gaps, into a first gap formed between the end wall portion of the bore of the one cylinder member and the bottom portion of either of the first piston member or the second piston member fitted into said bore, and a second gap formed between the head portion of the bore of said other cylinder member and the bottom portion of either of the first piston member or the second piston member fitted into said bore, while feeding the gas, which has been taken into the sixth gap via said intake mechanism, by distributing the gas between both gaps, into a third gap formed between the end wall portion of the bore of one cylinder member and the bottom portion of the other of the first piston member or the second piston member fitted into said bore, and a fourth gap formed between the head portion of the bore of the other cylinder member and the bottom portion of the other of the first or the second piston member fitted into said bore; and    an exhaust mechanism for exhausting the gas fed into the first gap and second gap via said gas feed mechanism, as well as the gas fed into the third gap and fourth gap.    
   
   
       16 . A piston type gas pressure drive rotation device according to  claim 15 , wherein said first gap is formed between the end wall portion of the bore of one cylinder member and the bottom portion of the first piston member fitted into said bore; 
 said second gap is formed between the end wall portion of the bore of the other cylinder member and the bottom portion of the second piston member fitted into said bore;    said third gap is formed between the wall face of one cylinder member and the bottom portion of the second piston member fitted into said bore; and    said fourth gap is formed between the end wall portion of the bore of the other cylinder member and the bottom portion of the first piston members fitted into said bore.    
   
   
       17 . A piston type gas pressure drive rotation device described in  claim 16 , wherein there is provided a phase difference of 180 degrees or 120 degrees between the reciprocating slide motion of the first piston members and second piston members fitted into the bore of one cylinder member, and that of the first piston members and second piston members fitted into the bore of the other cylinder member.