System for configuring earth probes

Abstract

A system for configuring earth probes ( 1 ) for receiving thermal energy from the earth and/or for discharging thermal energy into the earth, including a conductor system having a feed and a return line, which are connected to each other at the lower end of the earth probe ( 1 ), the system including probe modules ( 11, 12 ), which each form a section ( 15, 16 ) of the feed and/or return line of the earth probe ( 1 ) and which can be connected to each other at least by a positive and/or non-positive connection, preferably a plug-in connection, and a base piece ( 13 ), which forms a section of the conductor system of the earth probe ( 1 ). The section connects the feed line to the return line, and can be connected to the probe modules ( 11, 12 ) via at least one positive and/or non-positive connection, preferably a plug-in connection.

1 . System for the construction of geothermal probes ( 1 ) for absorbing thermal energy from the ground and/or for dissipating thermal energy to the ground, comprising:
 probes having a line system with an outgoing and a return line that are connected to each other at a lower end of each of the geothermal probe ( 1 ), the probes include   probe modules ( 11 ,  12 ), and a section ( 15 ,  16 ) of at least one of the outgoing or return line of the geothermal probe ( 1 ) is formed from each of the probe modules and the modules are connectable to each other by at least one plug connection, and   a foot piece ( 13 ) that forms a section of the line system of the geothermal probe ( 1 ) connecting the outgoing line to the return line and that are connectable to the probe modules ( 11 ,  12 ) by at least one positive-fit and/or non-positive-fit connection, and   two of the probe modules ( 11 ,  12 ) are connected to each other with a positive fit by at least one plug connection locked in a closed state.   
   
   
       2 . System according to  claim 1 , wherein the foot piece ( 13 ) is connectable to the probe modules ( 11 ,  12 ) by at least one plug connection. 
   
   
       3 . System according to  claim 1 , wherein the sections ( 15 ,  16 ) of the outgoing and return lines have a nested arrangement. 
   
   
       4 . System according to  claim 1 , wherein the sections ( 15 ,  16 ) of at least one of the outgoing or return lines are plugged together directly via two of the probe modules ( 11 ,  12 ) for forming a plug connection or the sections ( 15 ,  16 ) of the outgoing and/or return lines of two of the probe modules can be connected to each other by a coupling piece ( 39 ) that is pluggable together with the sections ( 15 ) of the outgoing line or with the sections ( 16 ) of the return line of the two probe modules ( 11 ,  12 ). 
   
   
       5 . System according to  claim 1 , wherein the probe modules ( 11 ,  12 ) include an outer pipe piece ( 17 ) within which a section of the line system of the geothermal probe ( 1 ) is housed comprising pipe pieces from which sections ( 15 ,  16 ) of the outgoing and return lines are formed. 
   
   
       6 . System according to  claim 5 , wherein the outer pipe pieces ( 17 ) of the two probe modules ( 11 ,  12 ) are connectable to each other by at least one of a positive-fit or non-positive-fit plug connection. 
   
   
       7 . System according to  claim 6 , wherein for the connection of two probe modules ( 11 ,  12 ), a pipe connecting piece ( 29 ) attached to one end of the outer pipe piece ( 17 ) of a corresponding one of the probe modules ( 11 ,  12 ) is insertable into the other end of the probe module ( 11 ,  12 ) to be connected to said probe module ( 11 ,  12 ) or a coupling piece ( 43 ) is present that is insertable into two ends of the outer pipe piece ( 17 ) of the probe modules ( 11 ,  12 ) to be connected. 
   
   
       8 . System according to  claim 5 , wherein an intermediate space ( 18 ) between the outer pipe piece ( 17 ) of a corresponding probe module ( 11 ,  12 ) and the line system of the probe module ( 11 ,  12 ) is filled at least greater than a large part of a longitudinal extent thereof with a cement-bound casting compound ( 19 ). 
   
   
       9 . System according to  claim 5 , wherein the foot piece ( 13 ) has an outer pipe piece ( 32 ) within which the section of the line system of the geothermal probe ( 1 ) is arranged by which the outgoing line of the geothermal probe can be connected to the return line of the geothermal probe, and wherein, in a connected state of the foot piece ( 13 ) to one of the probe modules ( 11 ,  12 ), the outer pipe piece ( 32 ) of the foot piece ( 13 ) is connected to the outer pipe piece ( 17 ) of the probe module ( 11 ,  12 ) by at least one of a positive-fit or non-positive-fit plug connection. 
   
   
       10 . System according to  claim 1 , wherein, for a nested, coaxial arrangement of the outgoing and return lines, the sections ( 16 ) of the return line housing the sections ( 15 ) of the outgoing line in the probe modules connected to each other are connected to each other with a positive fit by a plug connection locked in the closed state. 
   
   
       11 . System according to  claim 1 , wherein the two of the probe modules ( 11 ,  12 ) connected to each other have outer pipe pieces ( 17 ), within each of which a section of the line system of the geothermal probe ( 1 ) is housed, and are connected to each other with a positive fit by a plug connection locked in the closed state. 
   
   
       12 . System according to  claim 1 , wherein a foot piece ( 13 ) connected to one of the probe modules ( 11 ,  12 ) is connected with a positive fit to the probe module ( 11 ,  12 ) by at least one plug connection locked in the closed state. 
   
   
       13 . System according to  claim 1 , wherein the system comprises a probe head ( 14 ) that has first and second connections ( 34 ,  35 ) for forming at least one of a positive-fit or non-positive-fit plug connections with the outgoing and return lines of the geothermal probe ( 1 ) and third and fourth connections ( 36 ,  37 ) for forming at least one of positive-fit or non-positive-fit plug connections with the feed and discharge lines to and from the geothermal probe ( 1 ). 
   
   
       14 . System according to  claim 13 , wherein the probe head ( 14 ) features a passage ( 38 ) that connects the third to the fourth connection ( 36 ,  37 ) and by which a bypass is formed with respect to the geothermal probe ( 1 ). 
   
   
       15 . System according to  claim 1 , wherein, for two of the probe modules connected to each other with a positive fit by the one or more plug connections locked in the closed state, both of the sections ( 15 ) of the outgoing line formed by the probe modules ( 1 ) are connected to each other by a plug connection and also the sections ( 16 ) of the return line formed by the probe modules ( 1 ) are connected to each other by a plug connection. 
   
   
       16 . Geothermal probe arrangement for absorbing thermal energy from the ground and/or for dissipating thermal energy to the ground, wherein this arrangement features at least one geothermal probe formed by a system according to  claim 1  that includes a line system with outgoing and return lines that can carry a flow of heat-carrier medium and a connecting-line system ( 2 - 10 ) by which the heat-carrier medium of each geothermal probe ( 1 ) can be fed via a feed line leading to the geothermal probe ( 1 ) and by which the heat-carrier medium can be discharged from a corresponding geothermal probe ( 1 ) via a discharge line leading away from this geothermal probe ( 1 ), wherein the feed and discharge lines are formed from line pieces ( 2 - 8 ) that are connectable to each other by positive-fit and/or non-positive-fit plug connections.