CN211148489U - Rock soil thermophysical property tester - Google Patents
Rock soil thermophysical property tester Download PDFInfo
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- CN211148489U CN211148489U CN201921879407.0U CN201921879407U CN211148489U CN 211148489 U CN211148489 U CN 211148489U CN 201921879407 U CN201921879407 U CN 201921879407U CN 211148489 U CN211148489 U CN 211148489U
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Abstract
The utility model relates to a rock soil thermophysical property tester, which comprises an outer box body, an inner box body, a buried side water supply pipe, a buried side water return pipe and an electric heating water tank, wherein the inner box body is arranged in the outer box body; two opposite side walls of the outer box body are respectively provided with a box door for opening the detection cavity and the control cavity; the buried side water supply pipe, the buried side water return pipe and the electric heating water tank are respectively arranged in the detection cavity, the buried side water supply pipe and the buried side water return pipe are respectively communicated with the electric heating water tank, and a circulating water pump is arranged on the buried side water supply pipe. The utility model discloses separate into two cavities with the box structure, can integrate ground thermophysical property detecting system and industrial computer in a box, integrate the degree height, inner structure is compact, and the equipment volume is less, and the transport of being convenient for also makes things convenient for the instrument to dismantle and install.
Description
Technical Field
The utility model relates to a ground source heat pump technical field especially relates to a ground thermophysical property tester.
Background
At present, development and application of renewable energy resources are concerned, and the ground source heat pump technology is widely applied due to the advantages of energy conservation, high efficiency and the like. In the design of a ground source heat pump system, the thermophysical property parameter of a rock-soil body is one of important design parameters, and before the design of the buried pipe ground source heat pump system, the rock-soil body in an engineering field area is subjected to a rock-soil thermal response test. The rock-soil thermophysical property tester is used as a rock-soil thermal response test carrier and has direct influence on the test process and result. The arrangement of each functional component of the existing rock-soil thermophysical equipment has certain defects, and is inconvenient to use, overhaul and calibrate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve is not convenient for dismouting to current ground thermophysical property test equipment and uses etc. provides a ground thermophysical property tester to solve above-mentioned technical problem.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a rock-soil thermophysical property tester comprises an outer box body, an inner box body, a buried side water supply pipe, a buried side water return pipe and an electric heating water tank, wherein the inner box body is arranged in the outer box body; two opposite side walls of the outer box body are respectively provided with a second box door for opening the detection cavity and exposing the inner box body; the buried side water supply pipe, the buried side water return pipe and the electric heating water tank are respectively installed in the detection cavity, the buried side water supply pipe and the buried side water return pipe are respectively communicated with the electric heating water tank, and a circulating water pump is arranged on the buried side water supply pipe.
The utility model has the advantages that: the utility model discloses separate into two cavities with the box structural partitioning, can integrate the detecting system and the control system of thermophysical property tester in a box, integrate the degree height, inner structure is compact, and the equipment volume is less, the transport of being convenient for, also makes things convenient for the dismantlement and the installation of instrument moreover.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the electric heating water tank comprises a heating pipe and a heating main cylinder, the heating pipe is embedded in the heating main cylinder, one end of the heating main cylinder is provided with a threaded joint connected with the heating pipe, the side wall of the heating main cylinder is provided with a water inlet interface and a water outlet interface, the buried side water supply pipe is connected and communicated with the water inlet interface, and the buried side water return pipe is connected and communicated with the water outlet interface.
The beneficial effect of adopting the further scheme is that: the heating pipe is used for directly heating the water in the heating main cylinder, and the heating efficiency is high.
The heating device further comprises an expansion water tank, wherein an expansion interface communicated with the inside of the heating main cylinder is arranged at the other end of the heating main cylinder, and the expansion water tank penetrates into the outer box body through a connecting pipeline and is communicated with the expansion interface of the electric heating water tank; the top of the heating main cylinder is respectively connected with the connecting pipeline and the diffused silicon pressure sensor through a tee joint.
The beneficial effect of adopting the further scheme is that: the expansion water tank can supplement water for the electric heating water tank, so that the pipeline is kept full of liquid, the electric heating water tank is prevented from being burnt dry, and the measuring precision of the flowmeter is prevented from being reduced due to a non-full-liquid state; gas in the pipeline is discharged, so that gas binding and surging of the water pump caused by gas intake are prevented; the diffused silicon pressure sensor can monitor the water level in the expansion water tank at any time, and timely supplement the water when the water quantity is insufficient.
Further, the heating main cylinder is vertically arranged, the threaded connector is located at the bottom of the heating main cylinder, the expansion connector is located at the top of the heating main cylinder, the expansion water tank is located on one side of the top of the outer box body, and the bottom of the expansion water tank penetrates through the side wall of the outer box body through a connecting pipeline and is communicated with the expansion connector.
The beneficial effect of adopting the further scheme is that: the heating main cylinder is vertically arranged, and is conveniently connected with a buried side water supply pipe and a buried side water return pipe.
Further, the outer side wall of the heating main cylinder is coated with a layer of shell, an annular gap is formed between the shell and the heating main cylinder, and heat-insulating materials are filled in the gap.
The beneficial effect of adopting the further scheme is that: the double-wall hollow filling heat-insulation material, in particular the polyurethane foam material, is adopted, and can effectively insulate heat for the heating main cylinder.
Further, the buried side water supply pipe and the buried side water return pipe are respectively horizontally arranged and penetrate through the side wall of the outer box body, and the buried side water return pipe is located above the buried side water supply pipe.
The beneficial effect of adopting the further scheme is that: the buried side water supply pipe and the buried side water return pipe are respectively horizontally arranged, and the buried side water return pipe is arranged above the buried side water supply pipe, so that the mounting space in the vertical direction can be effectively utilized, and the water flow conveying is facilitated.
Furthermore, the buried side water supply pipe and the buried side water return pipe are respectively connected with a temperature measuring device at positions close to the electric heating water tank.
The beneficial effect of adopting the further scheme is that: the temperature measuring device can respectively detect the temperature of inlet and outlet water.
Furthermore, the buried side water return pipe is bent downwards and then horizontally bent and penetrates out of the side wall of the outer box body, and a section of horizontally bent pipe below the buried side water return pipe is connected with a flow measuring device.
The beneficial effect of adopting the further scheme is that: the flow measuring device can detect the circulating flow; the flow measuring device is arranged at a lower position as much as possible, so that the height of the device can be reduced and the size of the device can be reduced.
Further, the length of the upstream pipeline of the flow measuring device is 5 pipe diameters, and the length of the downstream pipeline is 2 pipe diameters.
The beneficial effect of adopting the further scheme is that: the size of the device is reduced to a certain extent by having a part of the pipe upstream of the flow measuring device extend out of the device as an external extension.
Further, the buried side water supply pipe and the buried side water return pipe are respectively formed by connecting a plurality of pipelines through pipe clamps.
The beneficial effect of adopting the further scheme is that: the underground side water supply pipe and the underground side water return pipe are convenient to detach and mount.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is a schematic diagram of the internal structure of the present invention;
fig. 3 is a schematic view of the internal structure of the electric heating water tank of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. an outer case; 11. a pipe clamp; 12. an inner box body; 2. a rock-soil thermophysical property detection system; 21. a buried side water supply pipe; 22. a buried side water return pipe; 3. an electrically heated water tank; 31. heating a tube; 32. heating the main drum; 33. a water inlet interface; 34. a water outlet interface; 35. an expansion interface; 36. a housing; 4. a water circulating pump; 5. a temperature measuring device; 6. an expansion tank; 61. a diffused silicon pressure sensor; 62. a flow measuring device; 63. connecting a pipeline; 7. an industrial personal computer; 8. and (4) a bracket.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, the geotechnical thermophysical property tester of the embodiment includes an outer box 1, an inner box 12, a buried lateral water supply pipe 21, a buried lateral water return pipe 22 and an electric heating water tank 3, wherein the inner box 12 is disposed in the outer box 1, a first box door is disposed on a side wall of the inner box 12, and the inner box 12 divides the inner space of the outer box 1 into a detection cavity and a control cavity, wherein the control cavity is located in the inner box 12; two opposite side walls of the outer box body 1 are respectively provided with a second box door for opening the detection cavity and exposing the inner box body 12; the buried side water supply pipe 21, the buried side water return pipe 22 and the electric heating water tank 3 are respectively installed in the detection chamber, the buried side water supply pipe 21 and the buried side water return pipe 22 are respectively communicated with the electric heating water tank 3, and the buried side water supply pipe 21 is provided with a circulating water pump 4. Wherein, the circulating water pump 4 is arranged at the bottom of the box body 1 through a bracket 8.
The box structure of this embodiment can integrate the detecting system and the control system of thermophysical property tester in a box, and the degree of integrating is high, and inner structure is compact, and the equipment volume is less, and the transport of being convenient for also makes things convenient for the dismantlement and the installation of instrument moreover.
As shown in fig. 3, the electric heating water tank 3 of the present embodiment includes a heating pipe 31 and a heating main cylinder 32, the heating pipe 31 is embedded in the heating main cylinder 32, one end of the heating main cylinder 32 is provided with a threaded joint connected to the heating pipe 31, a water inlet 33 and a water outlet 34 are provided on a side wall of the heating main cylinder 32, the buried side water supply pipe 21 is connected and communicated with the water inlet 33, and the buried side water return pipe 22 is connected and communicated with the water outlet 34. The heating pipe is used for directly heating the water in the heating main cylinder, and the heating efficiency is high.
As shown in fig. 1 and fig. 2, the box structure of this embodiment further includes an expansion tank 6, an expansion port 35 communicated with the inside of the main heating cylinder 32 is disposed at the other end of the main heating cylinder, and the expansion tank 6 penetrates into the outer box 1 through a connecting pipe and is communicated with the expansion port 35 of the electric heating tank 3. The expansion water tank can supplement water for the electric heating water tank, so that the pipeline is kept full of liquid, the electric heating water tank is prevented from being burnt dry, and the measuring precision of the flowmeter is prevented from being reduced due to a non-full-liquid state; gas in the pipeline is discharged, so that gas binding and surging of the water pump caused by gas intake are prevented; the diffused silicon pressure sensor can monitor the water level in the expansion water tank at any time, and timely supplement the water when the water quantity is insufficient.
As shown in fig. 1 and 2, the heating main cylinder 32 is vertically arranged, the threaded joint is located at the bottom of the heating main cylinder 32, the expansion joint 35 is located at the top of the heating main cylinder 32, the expansion water tank 6 is located on one side of the top of the outer box 1, and the bottom of the expansion water tank 6 passes through the side wall of the outer box 1 through a connecting pipe 63 and is communicated with the expansion joint 35. The heating main cylinder is vertically arranged, and is conveniently connected with a buried side water supply pipe and a buried side water return pipe.
A further scheme of this embodiment is that the top of the heating main cylinder is connected to the connecting pipeline and the diffused silicon pressure sensor 61 through a tee joint respectively. The water level in the expansion tank can be monitored at any time, and when the water quantity is insufficient, the water can be supplemented in time.
As shown in fig. 3, the outer side wall of the main heating cylinder 32 is covered with a layer of outer shell 36, and an annular gap is formed between the outer shell 36 and the main heating cylinder 32, and the gap is filled with a thermal insulation material. The double-wall hollow filling heat-insulation material, in particular the polyurethane foam material, is adopted, and can effectively insulate heat for the heating main cylinder.
As shown in fig. 1 and 2, the buried water supply pipe 21 and the buried water return pipe 22 are horizontally disposed and extend through a side wall of the outer case 1, and the buried water return pipe 22 is located above the buried water supply pipe 21. Bury the side delivery pipe with bury side wet return respectively the level setting to bury side wet return and set up and bury side delivery pipe top with making, can effectively save the installation space of upper and lower direction, the rivers of being convenient for are carried.
In a preferred embodiment of the present invention, the buried side water supply pipe 21 and the buried side water return pipe 22 are connected to a temperature measuring device 5 at positions close to the electric heating water tank, respectively, and the temperature measuring device 5 is installed horizontally, and is rotated to the outside, so as to be conveniently disassembled and assembled. The temperature measuring device can respectively detect the water supply temperature and the water return temperature.
As shown in fig. 2, the underground side water return pipe 22 is bent downward, then horizontally bent, and then extended out of the side wall of the outer case 1, and a flow rate measuring device 62 is connected to a section of the horizontally bent pipe below the underground side water return pipe 22. The flow measuring device can detect the circulating flow; the flow measuring device is arranged at a lower position as much as possible, so that the height of the device can be reduced and the size of the device can be reduced.
Further, the length of the upstream pipeline of the flow measuring device is 5 pipe diameters, and the length of the downstream pipeline is 2 pipe diameters. The size of the device is reduced to a certain extent by having a part of the pipe upstream of the flow measuring device extend out of the device as an external extension.
As shown in fig. 1 and 2, the underground water supply pipe 21 and the underground water return pipe 22 of the present embodiment are respectively formed by connecting a plurality of pipes to each other, and the plurality of pipes are respectively disposed on the bracket 8 through pipe clamps 11. The underground side water supply pipe and the underground side water return pipe are convenient to detach and mount. In addition, other auxiliary components, such as a pressure gauge, a valve, a filter valve and the like, can be arranged on the underground side water supply pipe and the underground side water return pipe through quick-release flanges, and in order to reduce the size of the device, the auxiliary components can be arranged on site through the quick-release components.
The hot rerum natura of ground of this embodiment detects box structure is when using, installs the one side in the box detection chamber with electric heating water tank, then utilizes the quick detach to connect the pipeline to install and install the detection intracavity of box and respectively with electric heating water tank's water inlet interface and water outlet interface connect, install expansion tank in box top one side and be connected with the expansion interface at electric heating water tank top. The control cavity is used for installing an industrial personal computer and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A rock-soil thermophysical property tester is characterized by comprising an outer box body, an inner box body, a buried side water supply pipe, a buried side water return pipe and an electric heating water tank, wherein the inner box body is arranged in the outer box body; two opposite side walls of the outer box body are respectively provided with a second box door for opening the detection cavity and exposing the inner box body; the buried side water supply pipe, the buried side water return pipe and the electric heating water tank are respectively installed in the detection cavity, the buried side water supply pipe and the buried side water return pipe are respectively communicated with the electric heating water tank, and a circulating water pump is arranged on the buried side water supply pipe.
2. The rock-soil thermophysical property tester according to claim 1, wherein the electrical heating water tank comprises a heating pipe and a main heating cylinder, the heating pipe is embedded in the main heating cylinder, one end of the main heating cylinder is provided with a threaded joint connected with the heating pipe, a water inlet port and a water outlet port are arranged on the side wall of the main heating cylinder, a side water supply pipe is buried and connected with the water inlet port and communicated with the water inlet port, and a side water return pipe is buried and connected with the water outlet port and communicated with the water outlet port.
3. The geotechnical thermophysical property tester according to claim 2, which is characterized by comprising an expansion water tank, wherein an expansion interface communicated with the inside of the other end of the heating main cylinder is arranged, and the expansion water tank penetrates into the outer box body through a connecting pipeline and is communicated with the expansion interface of the electric heating water tank; the top of the heating main cylinder is respectively connected with the connecting pipeline and the diffused silicon pressure sensor through a tee joint.
4. The geotechnical thermophysical property tester according to claim 3, wherein the heating main cylinder is vertically arranged, the threaded joint is positioned at the bottom of the heating main cylinder, the expansion port is positioned at the top of the heating main cylinder, the expansion water tank is positioned at one side of the top of the outer box, and the bottom of the expansion water tank penetrates through the side wall of the outer box through a connecting pipeline and is communicated with the expansion port.
5. The instrument according to claim 2, wherein the outer side wall of the heating main cylinder is coated with a shell, an annular gap is formed between the shell and the heating main cylinder, and the gap is filled with a thermal insulation material.
6. The geotechnical thermophysical property tester as claimed in any one of claims 1 to 5, wherein the buried side water supply pipe and the buried side water return pipe are horizontally disposed and penetrate through a side wall of the outer box, respectively, and the buried side water return pipe is located above the buried side water supply pipe.
7. The geotechnical thermophysical property tester as claimed in any one of claims 1 to 5, wherein temperature measuring devices are respectively connected to the positions of the buried side water supply pipe and the buried side water return pipe, which are close to the electric heating water tank.
8. The instrument for testing thermophysical properties of rock and soil of any one of claims 1 to 5, wherein the buried side water return pipe is bent downward, then bent horizontally and penetrates out of the side wall of the outer box, and a flow measuring device is connected to a section of the horizontally bent pipe below the buried side water return pipe.
9. The geotechnical thermophysical property tester according to claim 8, wherein the length of an upstream pipeline of the flow measuring device is 5 pipe diameters, and the length of a downstream pipeline is 2 pipe diameters.
10. The geotechnical thermophysical property tester as claimed in any one of claims 1 to 5, wherein the buried side water supply pipe and the buried side water return pipe are respectively formed by connecting a plurality of pipelines through pipe clamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921879407.0U CN211148489U (en) | 2019-11-01 | 2019-11-01 | Rock soil thermophysical property tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921879407.0U CN211148489U (en) | 2019-11-01 | 2019-11-01 | Rock soil thermophysical property tester |
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| Publication Number | Publication Date |
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| CN211148489U true CN211148489U (en) | 2020-07-31 |
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| CN201921879407.0U Active CN211148489U (en) | 2019-11-01 | 2019-11-01 | Rock soil thermophysical property tester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112763101A (en) * | 2020-12-24 | 2021-05-07 | 新乡市双诚环保设备有限公司 | Geothermal tunnel heat dissipation capacity detection device and detection method |
-
2019
- 2019-11-01 CN CN201921879407.0U patent/CN211148489U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112763101A (en) * | 2020-12-24 | 2021-05-07 | 新乡市双诚环保设备有限公司 | Geothermal tunnel heat dissipation capacity detection device and detection method |
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