CN215525093U - Portable testing device for testing heat exchange capacity of ground heat exchanger - Google Patents
Portable testing device for testing heat exchange capacity of ground heat exchanger Download PDFInfo
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- CN215525093U CN215525093U CN202121633031.2U CN202121633031U CN215525093U CN 215525093 U CN215525093 U CN 215525093U CN 202121633031 U CN202121633031 U CN 202121633031U CN 215525093 U CN215525093 U CN 215525093U
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Abstract
The utility model belongs to the technical field of testing arrangement and specifically relates to a testing arrangement of portable test ground heat exchanger heat transfer ability and specifically relates to a testing arrangement, it includes the testing arrangement body, the testing arrangement body includes holding water box, connects electric heater in holding water box, connects outlet pipe and the inlet tube in holding water box one side, still includes the carrier, holding water box passes through fixed subassembly and connects on the carrier. This application has portable transport testing arrangement's effect.
Description
Technical Field
The invention relates to the field of testing devices, in particular to a portable testing device for testing the heat exchange capacity of a ground heat exchanger.
Background
A Ground Source Heat Pump (GSHP) (or called a ground source heat pump) is an air conditioning technology using renewable energy (geothermal energy), and is widely applied abroad, and at present, the air conditioning system of the ground source heat pump is also widely popularized and applied in our country. The design of geothermal heat exchangers of ground source heat pump systems requires knowledge of the thermophysical parameters of the underground rock and soil. If the thermophysical parameters are not accurate, the designed system may be unreasonable, resulting in too high construction cost or load not meeting the requirements, and preventing GSHP from being popularized nationwide.
Chinese patent No. CN201242503Y discloses a testing device for testing heat exchange capability of a ground heat exchanger, which comprises a small air-cooled heat pump system, a thermal insulation water tank, an electric heater, a circulating water pump, a flowmeter, a data acquisition system, two temperature sensing controllers and three temperature sensors, wherein one side of the thermal insulation water tank is connected with the air-cooled heat pump system, the electric heater is located in the thermal insulation water tank, and the two temperature sensing controllers are located at a water outlet of the thermal insulation water tank. The water supply pipeline and the water return pipeline on the testing device are both provided with a temperature sensor, and the other end of the temperature sensor is connected with the data acquisition part through a leading-out wire.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the testing device is used for field direct measurement, is generally transported by a vehicle when being transported to a field, and is inconvenient to carry and transport when being used in terrains with large vehicle limitation.
SUMMERY OF THE UTILITY MODEL
In order to carry and transport the testing arrangement for the convenience, this application provides a portable testing arrangement who tests ground heat exchanger heat transfer ability.
The application provides a portable testing arrangement who tests ground heat exchanger heat transfer ability adopts following technical scheme:
the utility model provides a portable test ground heat exchanger heat transfer ability's testing arrangement, includes the testing arrangement body, the testing arrangement body includes holding water box, connects electric heater in holding water box, connects outlet pipe and the inlet tube in holding water box one side, still includes the carrier, holding water box passes through fixed subassembly and connects on the carrier.
By adopting the technical scheme, the testing device main body is fixed in the carrying vehicle through the fixing component, the carrying vehicle is carried into the vehicle, and the vehicle is transported to the position near the field to be tested; if the terrain limits the vehicle to run, the transport vehicle is moved away from the vehicle, the transport vehicle is pushed, and the testing device main body is conveyed to a site to be tested; the carrier improves the convenience of carrying and carrying the testing device.
Optionally, the carrier includes the seat of placing, fixed connection is at the spacing frame of placing on the seat, connect the running assembly who places the seat bottom, one side opening and the articulated dodge gate of spacing frame.
Through adopting above-mentioned technical scheme, open the dodge gate and put the testing arrangement main part on placing the seat, close the dodge gate, spacing frame carries on spacingly to the testing arrangement main part in the transportation, guarantees the stability of transportation.
Optionally, both sides of the placing seat are provided with mounting chutes, the walking assembly comprises a mounting column rotatably connected in the mounting chute and a universal wheel connected to the mounting column, and a driving assembly for driving the mounting column to rotate in the mounting chute is arranged in the placing seat.
Through adopting above-mentioned technical scheme, when placing the seat and removing, the vertical setting of erection column, universal wheel and ground contact remove the back that targets in place, and drive assembly orders about the erection column at installation spout internal rotation, and the universal wheel is along with the erection column rotates until the bottom surface of placing the seat contradicts with ground, has improved the stability of testing arrangement main part work on placing the seat.
Optionally, the driving assembly comprises a motor fixedly connected to the placing seat and a horizontal rotating shaft rotatably connected to the inside of the placing seat, the motor is in transmission connection with the rotating shaft through a bevel gear set, and the mounting column is fixedly connected to the rotating shaft.
Through adopting above-mentioned technical scheme, the motor orders about the pivot through bevel gear group and rotates, and the pivot drives the erection column at the installation spout internal rotation.
Optionally, a limiting groove is formed in the placing seat, the bottom end of the heat preservation water tank is embedded in the limiting groove, the fixing assembly comprises a horizontal cylinder connected to the inner side wall of the limiting frame and a fixing plate fixedly connected to the cylinder piston rod, and one fixing assembly is arranged on each of the two inner side walls opposite to the limiting frame.
Through adopting above-mentioned technical scheme, with putting into spacing inslot of forced air cooling heat pump set and holding water box, the cylinder orders about the fixed plate and removes towards holding water box, supports tightly at holding water box and forced air cooling heat pump set until two fixed plates, and fixed subassembly has improved the stability of holding water box and forced air cooling heat pump set transportation and work.
Optionally, the opposite sides of the two fixing plates are provided with cushion pads.
Through adopting above-mentioned technical scheme, the blotter has reduced the damage of fixed plate to holding water box and air cooling and heating pump unit, plays absorbing effect simultaneously in the transportation.
Optionally, the cylinder is connected to the limiting frame through a connecting plate in a sliding manner, the limiting frame is provided with a sliding rail, the connecting plate is connected to the sliding rail in a sliding manner, the connecting plate is connected to the sliding rail in a threaded manner, and one end of the locking screw abuts against the sliding rail.
Through adopting above-mentioned technical scheme, the cylinder can slide along the slide rail, and the horizontal position of adjustment fixed plate is convenient for adjust the fixed center of fixed plate, improves fixed subassembly's suitability.
Optionally, the bottom of the placing seat is provided with an elastic pad.
Through adopting above-mentioned technical scheme, the cushion has increased the frictional force of placing between seat and the ground, has improved the stability of placing the seat and placing.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the test device main body is fixed in the carrier through the fixing component, the carrier is pushed, and the test device main body is conveyed to a field to be tested, so that the convenience of conveying and carrying the test device is improved by the carrier;
2. the buffer cushion is arranged, so that the damage of the fixing plate to the heat-preservation water tank and the air cooling and heating pump unit is reduced, and the shock absorption effect is realized in the transportation process;
3. the cylinder sliding connection is on spacing frame, is convenient for adjust the fixed center of fixed plate, improves fixed subassembly's suitability.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a cross-sectional view of a placement base for embodying a walking assembly in an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a placing seat in the embodiment of the present application;
fig. 4 is a schematic structural diagram of a fixing assembly in the embodiment of the present application.
Description of reference numerals: 1. a carrier; 11. a placing seat; 111. installing a chute; 112. an elastic pad; 113. a limiting groove; 12. a limiting frame; 121. a slide rail; 13. a movable door; 2. a test device main body; 21. a heat preservation water tank; 211. a water inlet pipe; 212. a water outlet pipe; 22. an air-cooled heat pump unit; 3. a walking assembly; 31. mounting a column; 32. a universal wheel; 4. a drive assembly; 41. a motor; 42. a rotating shaft; 5. a fixing assembly; 51. a cylinder; 52. a fixing plate; 53. a cushion pad; 54. a connecting plate; 541. a slider; 542. and locking the screw rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a portable testing device for testing the heat exchange capacity of a ground heat exchanger.
Referring to fig. 1, the portable testing device for testing the heat exchange capability of a ground heat exchanger comprises a transporting vehicle 1 and a testing device main body 2 connected to the transporting vehicle 1 through a fixing assembly 5. The testing device main body 2 includes a heat-insulating water tank 21 provided on the transport vehicle 1, an air-cooled heat pump unit 22 fixedly connected to one side of the heat-insulating water tank 21, and an electric heater (not shown in the figure) fixedly connected to the inside of the heat-insulating water tank 21. One side of the heat preservation water tank 21 is fixedly connected with a water inlet pipe 211 and a water outlet pipe 212, the water inlet pipe 211 is positioned above the water outlet pipe 212, and the water outlet pipe 212 is fixedly connected with a temperature sensor (not shown in the figure).
Referring to fig. 1, a test apparatus main body 2 is fixed in a transport vehicle 1 by a fixing member 5, the transport vehicle 1 is transported to a vehicle, and the vehicle is transported to the vicinity of a site to be tested. When the terrain is restricted from traveling, the transport vehicle 1 is moved away from the vehicle, the transport vehicle 1 is pushed, and the test device main body 2 is transported to the site to be tested. The carrier 1 improves the convenience of carrying and carrying the testing device.
Referring to fig. 1, in operation, the water inlet pipe 211 and the water outlet pipe 212 are respectively communicated with the on-site buried pipe, and the heat preservation water tank 21 is filled with circulating fluid. The temperature of the fluid in the heat preservation water tank 21 is changed by the electric heater and the air-cooling heat pump unit 22, the fluid at a certain temperature exchanges heat with soil through the buried pipe and returns to the heat preservation water tank 21, and a closed cycle is formed. The flow of the circulating fluid can be tested through the flowmeter, the fluid temperatures of the water inlet pipe 211 and the water outlet pipe 212 can be tested through the temperature sensors, the temperature and the testing time are recorded, and then the heat exchange amount of the unit pipe length of the heat exchanger is obtained according to a calculation formula of the heat exchange amount of the unit pipe length of the heat exchanger.
Referring to fig. 1, the transportation vehicle 1 includes a horizontal placement base 11, a limit frame 12 fixedly coupled to an upper surface of the placement base 11, and a traveling assembly 3 coupled to a bottom of the placement base 11. One side opening of spacing frame 12, the opening part at spacing frame 12 articulates there is dodge gate 13, dodge gate 13 with spacing frame 12 pin joint one side with spacing frame 12 through the hasp can dismantle the connection.
Referring to fig. 1 and 2, the bottom of the placing seat 11 is provided with one mounting chute 111, the mounting chutes 111 are respectively arranged at four corners of the placing seat 11, and the walking assemblies 3 are arranged in the mounting chutes 111 and are in one-to-one correspondence with the mounting chutes 111. The walking assembly 3 comprises a mounting column 31 rotatably connected in the mounting chute 111 and a universal wheel 32 rotatably connected on the mounting column 31.
Referring to fig. 2, the placing seat 11 is provided with a driving assembly 4 for driving the mounting column 31 to slide in the mounting chute 111, and the driving assembly 4 is provided with one driving assembly on both sides of the placing seat 11. Taking the driving assembly 4 on one side of the placing seat 11 as an example, the driving assembly 4 includes a motor 41 fixedly connected to the placing seat 11, and a horizontal rotating shaft 42 rotatably connected in the placing seat 11, and the motor 41 is connected with the rotating shaft 42 through a bevel gear set. The two ends of the rotating shaft 42 are located in the corresponding mounting chutes 111, and the mounting posts 31 are fixedly connected to the rotating shaft 42.
Referring to fig. 2, when the standing board 11 is moved, the mounting posts 31 are vertically disposed and the universal wheels 32 are in contact with the ground. After the positioning, the motor 41 drives the rotating shaft 42 to rotate, the rotating shaft 42 drives the mounting post 31 to rotate in the mounting chute 111, and the universal wheel 32 rotates along with the mounting post 31 until the bottom surface of the placing seat 11 abuts against the ground. In order to reduce the collision loss when the placing seat 11 contacts with the ground, the elastic pad 112 is glued on the lower surface of the placing seat 11, and meanwhile, the elastic pad 112 increases the friction force between the placing seat 11 and the ground, and improves the placing stability of the placing seat 11. When the vehicle needs to move again, the motor 41 drives the rotating shaft 42 to rotate reversely until the mounting column 31 is vertical and the universal wheel 32 is in contact with the ground.
Referring to fig. 1 and 3, a limiting groove 113 is formed on the upper surface of the placing base 11, and the bottom ends of the air-cooled heat pump unit 22 and the heat preservation water tank 21 are embedded in the limiting groove 113. The fixing assemblies 5 are respectively arranged on two opposite inner side walls of the limit frame 12, the structures of the fixing assemblies 5 are the same, and a group of fixing assemblies 5 is taken as an example for description.
Referring to fig. 1 and 4, the fixing assembly 5 includes a cylinder 51 connected to a side wall of the position limiting frame 12, and a fixing plate 52 fixedly connected to a piston rod of the cylinder 51. The inner side wall of the limiting frame 12 is connected with a horizontal connecting plate 54, and the air cylinder 51 is horizontally and fixedly connected to the connecting plate 54. The fixing plates 52 are vertically arranged, and the air cylinder 51 drives the fixing plates 52 to move towards the heat preservation water tank 21 until the two fixing plates 52 abut against the heat preservation water tank 21 and the air cooling and heating pump unit 22. The fixing assembly 5 improves the stability of the transportation and the operation of the heat preservation water tank 21 and the air cooling and heating pump unit 22.
Referring to fig. 1 and 4, the opposite surfaces of the two fixing plates 52 are glued with the cushions 53, and the cushions 53 are made of rubber, so that damage of the fixing plates 52 to the heat-preservation water tank 21 and the air-cooling and heating pump unit 22 is reduced, and the cushions play a role in damping during transportation.
Referring to fig. 1 and 4, a horizontal slide rail 121 is fixedly connected to an inner side wall of the limiting frame 12, a slide block 541 is fixedly connected to the connecting plate 54, and the slide block 541 is slidably sleeved on the slide rail 121. The top of the sliding block 541 is connected with a vertical locking screw 542 in a threaded manner, and when the locking screw 542 is screwed down, the bottom end of the locking screw 542 abuts against the sliding rail 121.
Referring to fig. 1 and 4, the cylinder 51 can slide along the slide rail 121 to adjust the horizontal position of the fixing plate 52, so as to adjust the fixing center of the fixing plate 52 and improve the applicability of the fixing assembly 5. The locking screw 542 improves the stability of the fixing plate 52.
The implementation principle of the portable testing device for testing the heat exchange capacity of the ground heat exchanger in the embodiment of the application is as follows: the air-cooled heat pump unit 22 and the heat preservation water tank 21 are placed in the limiting groove 113, and the other testing device main bodies 2 are carried to the placing seat 11. The air cylinder 51 drives the fixing plates 52 to move towards the hot water tank 21 until the two fixing plates 52 are tightly pressed against the hot water tank 21 and the air cooling and heating pump unit 22. The carrier 1 is pushed to transport the test device body 2 to the site to be tested. After the positioning, the motor 41 drives the rotating shaft 42 to rotate, the rotating shaft 42 drives the mounting post 31 to rotate in the mounting chute 111, and the universal wheel 32 rotates along with the mounting post 31 until the bottom surface of the placing seat 11 abuts against the ground. The site is tested using the test apparatus main body 2.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a portable test ground heat exchanger heat transfer ability's testing arrangement, includes the testing arrangement body, the testing arrangement body includes holding water tank (21), connects electric heater in holding water tank (21), connects outlet pipe (212) and inlet tube (211) in holding water tank (21) one side, its characterized in that: still include carrier (1), holding water tank (21) are connected on carrier (1) through fixed subassembly (5).
2. A portable testing apparatus for testing the heat exchange capacity of a ground heat exchanger according to claim 1, wherein: the carrier (1) comprises a placing seat (11), a limiting frame (12) fixedly connected to the placing seat (11) and a walking assembly (3) connected to the bottom of the placing seat (11), wherein an opening in one side of the limiting frame (12) is hinged to a movable door (13).
3. A portable testing apparatus for testing the heat exchange capacity of a ground heat exchanger according to claim 2, wherein: the two sides of the placing seat (11) are provided with mounting chutes (111), the walking assembly (3) comprises a mounting column (31) rotatably connected in the mounting chute (111) and universal wheels (32) connected on the mounting column (31), and a driving assembly (4) used for driving the mounting column (31) to rotate in the mounting chute (111) is arranged in the placing seat (11).
4. A portable testing apparatus for testing the heat exchange capacity of a ground heat exchanger according to claim 3, wherein: the driving assembly (4) comprises a motor (41) fixedly connected to the placing seat (11) and a horizontal rotating shaft (42) rotatably connected to the inside of the placing seat (11), the motor (41) is in transmission connection with the rotating shaft (42) through a bevel gear set, and the mounting column (31) is fixedly connected to the rotating shaft (42).
5. A portable testing apparatus for testing the heat exchange capacity of a ground heat exchanger according to claim 2, wherein: place and open on seat (11) and have spacing groove (113), the bottom of holding water tank (21) inlays in spacing groove (113), fixed subassembly (5) are including connecting horizontally cylinder (51), fixed plate (52) of fixed connection on cylinder (51) piston rod on spacing frame (12) inside wall, fixed subassembly (5) all are equipped with one on two relative inside walls of spacing frame (12).
6. A portable testing apparatus for testing the heat exchange capacity of a ground heat exchanger according to claim 5, wherein: and one sides of the two fixing plates (52) opposite to each other are provided with buffer pads (53).
7. A portable testing apparatus for testing the heat exchange capacity of a ground heat exchanger according to claim 5, wherein: the air cylinder (51) is connected to the limiting frame (12) in a sliding mode through the connecting plate (54), a sliding rail (121) is arranged on the limiting frame (12), the connecting plate (54) is connected to the sliding rail (121) in a sliding mode, a locking screw (542) is connected to the connecting plate (54) in a threaded mode, and one end of the locking screw (542) abuts against the sliding rail (121) tightly.
8. A portable testing apparatus for testing the heat exchange capacity of a ground heat exchanger according to claim 3, wherein: the bottom of the placing seat (11) is provided with an elastic pad (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121633031.2U CN215525093U (en) | 2021-07-17 | 2021-07-17 | Portable testing device for testing heat exchange capacity of ground heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121633031.2U CN215525093U (en) | 2021-07-17 | 2021-07-17 | Portable testing device for testing heat exchange capacity of ground heat exchanger |
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| CN215525093U true CN215525093U (en) | 2022-01-14 |
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| CN202121633031.2U Active CN215525093U (en) | 2021-07-17 | 2021-07-17 | Portable testing device for testing heat exchange capacity of ground heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117825087A (en) * | 2024-03-04 | 2024-04-05 | 南通星球石墨股份有限公司 | Graphite heat exchanger heat transfer effect testing arrangement |
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2021
- 2021-07-17 CN CN202121633031.2U patent/CN215525093U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117825087A (en) * | 2024-03-04 | 2024-04-05 | 南通星球石墨股份有限公司 | Graphite heat exchanger heat transfer effect testing arrangement |
| CN117825087B (en) * | 2024-03-04 | 2024-05-24 | 南通星球石墨股份有限公司 | Graphite heat exchanger heat transfer effect testing arrangement |
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