CN117571779A - Insulation board thermal insulation performance detection system - Google Patents
Insulation board thermal insulation performance detection system Download PDFInfo
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- CN117571779A CN117571779A CN202410050973.XA CN202410050973A CN117571779A CN 117571779 A CN117571779 A CN 117571779A CN 202410050973 A CN202410050973 A CN 202410050973A CN 117571779 A CN117571779 A CN 117571779A
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- 238000009413 insulation Methods 0.000 title claims abstract description 73
- 238000001514 detection method Methods 0.000 title claims abstract description 56
- 239000003507 refrigerant Substances 0.000 claims abstract description 64
- 238000010438 heat treatment Methods 0.000 claims abstract description 43
- 238000004321 preservation Methods 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000003860 storage Methods 0.000 claims abstract description 33
- 230000001360 synchronised effect Effects 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000009833 condensation Methods 0.000 claims description 10
- 230000005494 condensation Effects 0.000 claims description 10
- 239000000523 sample Substances 0.000 claims description 6
- 239000002826 coolant Substances 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000011056 performance test Methods 0.000 abstract description 2
- 230000000630 rising effect Effects 0.000 abstract description 2
- 230000001603 reducing effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 11
- 230000009467 reduction Effects 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000010425 asbestos Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011490 mineral wool Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910052895 riebeckite Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The invention relates to the technical field of thermal insulation performance test, in particular to a thermal insulation performance detection system of a thermal insulation board; the temperature rising and reducing effect of the environment can be truly simulated, the heat preservation performance of the heat preservation plate is detected, the detection efficiency is improved, and meanwhile, the energy consumption is effectively reduced; the device comprises a vertical storage, a thermal insulation performance detection mechanism and a pressurizing assembly, wherein a storage cavity is arranged in the vertical storage, the pressurizing assembly comprises a first driving cylinder fixedly arranged at the top of the vertical storage and a piston which is arranged in the storage cavity in an up-down sliding manner, the piston divides the storage cavity into a refrigerant cavity and a heating medium cavity from top to bottom, a gaseous refrigerant is stored in the refrigerant cavity, and a liquid heating medium is stored in the heating medium cavity; the heat preservation performance detection mechanism comprises a synchronous opening and closing device, an upper half box body, a lower half box body, a refrigerant pipeline, a heating medium pipeline, a heat exchanger arranged in the lower half box body, a heater arranged in a heating medium cavity and a refrigerator for cooling the refrigerant cavity.
Description
Technical Field
The invention relates to the technical field of thermal insulation performance test, in particular to a thermal insulation performance detection system of a thermal insulation board.
Background
As is well known, the heat-insulating board is a rigid foam plastic board manufactured by taking polystyrene resin as a raw material, adding other raw materials and auxiliary materials and polymer, heating, mixing, simultaneously injecting a catalyst, and then extruding and molding, has the moisture-proof and waterproof properties, and can reduce the thickness of a building outer protection structure, thereby increasing the indoor use area; the insulation performance of the insulation board needs to be sampled and detected in the production process of the insulation board.
As disclosed in chinese patent, a device for detecting thermal insulation performance of building board (publication number CN 219302329U) comprises a lower frame, an upper frame and a door plate, wherein the bottom of the upper frame is provided with a hollow frame, the inside of the hollow frame is provided with a screw rod bidirectional distance-adjusting structure, two movable ends of the screw rod bidirectional distance-adjusting structure are provided with supporting plates, the top ends of the supporting plates are provided with two groups of corner enclosing blocks through a Y-axis distance-adjusting structure, the corner enclosing blocks are used for supporting the building thermal insulation board, the inner wall of one side of the lower frame is provided with a belt transmission unit for driving the screw rod bidirectional distance-adjusting structure to work, and the corner position of the bottom of the upper frame is fixed with a stand column. The method simulates the actual application scene more truly, evaluates the heat insulation performance of the building material more accurately, can avoid heat dissipation during testing by enclosing a cavity structure, reduces testing errors, improves the accuracy of testing results, and provides more reliable heat insulation performance data support for building design and construction.
However, when the present inventors embodied this device, the following drawbacks were found to exist: although the heat preservation performance of the heat preservation plate can be detected, the temperature rise or the temperature drop of the environment is difficult to truly simulate, and the heat preservation performance of the heat preservation plate in a temperature change state is difficult to detect in real time; the energy consumption is large in the thermal insulation performance detection process, and the energy saving performance needs to be further improved.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the insulation board insulation performance detection system which can truly simulate the temperature rising and lowering effect of the environment, detect the insulation performance of the insulation board, improve the detection efficiency and effectively reduce the energy consumption.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the heat insulation performance detection system of the heat insulation board comprises a vertical storage, a heat insulation performance detection mechanism and a pressurizing assembly, wherein a storage cavity is formed in the vertical storage, the pressurizing assembly comprises a first driving cylinder fixedly installed at the top of the vertical storage and a piston vertically and slidably installed in the storage cavity, the output end of the first driving cylinder is fixedly connected with the piston, the piston divides the storage cavity into a refrigerant cavity and a heating medium cavity from top to bottom, a gaseous refrigerant is stored in the refrigerant cavity, and a liquid heating medium is stored in the heating medium cavity; the heat preservation performance detection mechanism comprises a synchronous opening and closing device, an upper half box body, a lower half box body, a refrigerant pipeline, a heating medium pipeline, a heat exchanger arranged in the lower half box body, a heater arranged in a heating medium cavity and a refrigerator for cooling the refrigerant cavity, wherein the upper half box body and the lower half box body are driven to be closed or separated through the synchronous opening and closing device; one end of the refrigerant pipeline is communicated with the refrigerant cavity, the other end of the refrigerant pipeline is communicated with the interior of the heat exchanger, and a first on-off valve is arranged on the refrigerant pipeline; one end of the heat medium pipeline is communicated with the heat medium cavity, the other end of the heat medium pipeline is communicated with the inside of the heat exchanger, a second opening and closing valve is arranged on the heat medium pipeline, and temperature probes are arranged on the upper half box body and the lower half box body; furthermore, the gaseous refrigerant can be freon, ammonia, tetrafluoroethane and the like; the liquid heating medium can adopt heat conduction oil, water and the like; the synchronous opening and closing device can adopt two synchronous telescopic cylinders or other driving parts with equivalent lifting driving effects; the heater can adopt heating elements such as an electric heating tube, an electric heating wire, an electromagnetic heater and the like with the heating effect on the liquid heating medium; the refrigerator can adopt a heat exchange type cooler with cooling treatment effect or other refrigerating pieces with refrigerating effect.
Preferably, the synchronous opening and closing device comprises a frame body fixedly arranged on the vertical memory, two holding arms vertically and slidably arranged on the frame body, a synchronous wheel rotatably arranged in the middle of the frame body, a transmission rod fixedly connected with the two holding arms respectively, and a second driving cylinder fixedly arranged on the frame body, wherein the upper half box body and the lower half box body are fixedly arranged on the two holding arms respectively, the output end of the second driving cylinder is fixedly connected with one group of holding arms, and the synchronous wheel is synchronously connected with the two holding arms through the two transmission rods; further, the synchronizing wheel can adopt a gear, the transmission rod can adopt a toothed bar, and the gear is meshed with the toothed bar.
Preferably, the refrigerator comprises a compressor and a condensation pipe group, one end of the condensation pipe group is communicated with the inside of the refrigerant cavity, the other end of the condensation pipe group is communicated with the output end of the compressor, and the input end of the compressor stretches into the refrigerant cavity.
Preferably, the two groups of the thermal insulation performance detection mechanisms are symmetrically arranged on two sides of the vertical storage.
Preferably, the device also comprises a bottom frame, a belt conveyor and a rotating mechanism, wherein the belt conveyor and the rotating mechanism are arranged on the bottom frame, the rotating mechanism comprises a turntable rotatably arranged on the bottom frame and a rotating driver for providing power for the rotation of the turntable, the vertical storage is fixedly arranged on the turntable, and the belt conveyor is fixedly arranged on the bottom frame; further, the belt conveyor is arranged vertically to the underframe; the rotary driver can adopt a stepping motor, a servo motor, a gear transmission assembly and the like, the servo motor is fixedly arranged on the underframe, and the output end of the servo motor is in transmission connection with the turntable through the gear transmission assembly.
Preferably, the lifting assembly and the pushing assembly are arranged at the position, close to the belt conveyor, of the underframe, and the lifting assembly comprises a third driving cylinder fixedly arranged on the underframe and a lifting plate arranged at the output end of the third driving cylinder; the pushing component comprises a fourth driving cylinder fixedly arranged on the underframe and a pushing plate fixedly arranged at the output end of the fourth driving cylinder; further, the pushing plate is arranged in parallel with the upper half box body or the lower half box body.
Preferably, a U-shaped frame is fixedly arranged at the output end of the fourth driving cylinder, and two clamping cylinders which are symmetrically arranged are arranged on the U-shaped frame.
Preferably, the jacking plate is fixedly provided with an in-place baffle.
Preferably, the heat exchanger further comprises a main pipeline communicated with the interior of the heat exchanger, a flow valve is arranged on the main pipeline, and the refrigerant pipeline and the heating medium pipeline are both communicated with the main pipeline; further, the main pipeline is preferably a flexible communicating pipe.
Preferably, a heat insulation layer is arranged in the piston; furthermore, the heat insulating layer can be made of heat insulating materials such as glass fiber, asbestos, rock wool, silicate and the like, and the inner wall of the vertical memory can be lined with materials with low heat conductivity such as polymer material lining layers with low heat conductivity, alumina nano lining layers and the like.
(III) beneficial effects
Compared with the prior art, the invention provides a heat insulation performance detection system of a heat insulation board, which has the following beneficial effects: the heat preservation performance detection system of the heat preservation plate comprises an upper half box body and a lower half box body, wherein the heat preservation plate is arranged between the upper half box body and the lower half box body, a synchronous opening and closing device drives the upper half box body and the lower half box body to be mutually closed, the output end of a first driving cylinder stretches, a piston moves downwards along the inner wall of a vertical storage, a second opening and closing valve is opened, liquid heat medium heated by a heater enters a heat exchanger through a heat medium pipeline, the temperature in the lower half box body is gradually increased along with the injection amount of the liquid heat medium, the heat preservation performance of the heat preservation plate is detected in a simulated heating state, then the output end of the first driving cylinder shortens, the piston moves upwards, the liquid heat medium flows back into a heat medium cavity, a gaseous refrigerant in the refrigerant cavity is compressed and condensed to release heat, the gaseous refrigerant is further cooled through a refrigerator, after the liquid heat medium flows back, the second opening and closing valve is opened, the gaseous refrigerant is gradually introduced into the heat exchanger after gasification, the temperature in the lower half box body is gradually reduced, the gradual temperature rise and the gradual temperature reduction of the environment can be simulated at the same equipment, the temperatures in the upper half box body and the lower half box body are detected and recorded in real time through the temperature probe, the temperature difference between the upper half box body and the lower half box body is calculated, the temperature difference is the heat preservation effect of the heat preservation plate, the temperature rise and temperature reduction effect of the environment can be truly simulated, the heat preservation performance of the heat preservation plate is detected, most of heat is recovered and stored after the liquid heating medium for heating the upper half box body flows back to the heating medium cavity and is used for the next temperature rise detection of the heat preservation plate, the gaseous refrigerant for cooling the upper half box body is still in a low temperature state after flowing back to the refrigerant cavity, the gaseous refrigerant in the low temperature state can also be used for the next temperature reduction detection of the heat preservation plate, the energy loss in the temperature rise and temperature reduction process is reduced, the detection efficiency is improved, and meanwhile, the energy consumption is effectively reduced.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic diagram of the front view of the present invention;
FIG. 4 is a schematic view of the cross-sectional structure of FIG. 2 at A-A in accordance with the present invention;
FIG. 5 is a schematic view of the cross-sectional structure of the invention at B-B in FIG. 2;
fig. 6 is a schematic view of a partially enlarged structure at a in fig. 1 according to the present invention.
The reference numerals in the drawings: 1. a vertical memory; 2. a first drive cylinder; 3. a piston; 4. a refrigerant chamber; 5. a heating medium cavity; 6. an upper half box; 7. a lower half box body; 8. a refrigerant pipe; 9. a heating medium pipeline; 10. a heater; 11. a first on-off valve; 12. a second on-off valve; 13. a temperature probe; 14. a frame body; 15. arm holding; 16. a synchronizing wheel; 17. a transmission rod; 18. a second driving cylinder; 19. a compressor; 20. a condensing tube group; 21. a chassis; 22. a belt conveyor; 23. a turntable; 24. a rotary driver; 25. a third driving cylinder; 26. a jacking plate; 27. a fourth driving cylinder; 28. a push plate; 29. a U-shaped frame; 30. a clamping cylinder; 31. a baffle in place; 32. a main pipeline; 33. a flow valve; 34. a thermal insulation layer; 35. a heat exchanger.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the thermal insulation performance detection system of the thermal insulation board of the invention comprises a vertical storage 1, a thermal insulation performance detection mechanism and a pressurizing assembly, wherein a storage cavity is arranged in the vertical storage 1, the pressurizing assembly comprises a first driving cylinder 2 fixedly arranged at the top of the vertical storage 1 and a piston 3 which is arranged in the storage cavity in a sliding manner up and down, the output end of the first driving cylinder 2 is fixedly connected with the piston 3, the piston 3 divides the storage cavity into a refrigerant cavity 4 and a heating medium cavity 5 from top to bottom, a gaseous refrigerant is stored in the refrigerant cavity 4, and a liquid heating medium is stored in the heating medium cavity 5; the heat preservation performance detection mechanism comprises a synchronous opening and closing device, an upper half box 6, a lower half box 7, a refrigerant pipeline 8, a heat medium pipeline 9, a heat exchanger 35 arranged in the lower half box 7, a heater 10 arranged in the heat medium cavity 5 and a refrigerator for cooling the refrigerant cavity 4, wherein the upper half box 6 and the lower half box 7 are driven to be closed or separated by the synchronous opening and closing device; one end of a refrigerant pipeline 8 is communicated with the refrigerant cavity 4, the other end of the refrigerant pipeline 8 is communicated with the interior of the heat exchanger 35, and a first on-off valve 11 is arranged on the refrigerant pipeline 8; one end of a heat medium pipeline 9 is communicated with the heat medium cavity 5, the other end of the heat medium pipeline 9 is communicated with the inside of the heat exchanger 35, a second on-off valve 12 is arranged on the heat medium pipeline 9, and temperature probes 13 are arranged on the upper half box 6 and the lower half box 7; furthermore, the gaseous refrigerant can be freon, ammonia, tetrafluoroethane and the like; the liquid heating medium can adopt heat conduction oil, water and the like; the synchronous opening and closing device can adopt two synchronous telescopic cylinders or other driving parts with equivalent lifting driving effects; the heater 10 can be a heating element with heating effect on liquid heating medium, such as an electric heating tube, an electric heating wire, an electromagnetic heater, etc.; the refrigerator can adopt a heat exchange type cooler with cooling treatment effect or other refrigerating pieces with refrigerating effect; the adjacent one side of the upper half box 6 and the lower half box 7 is provided with a placing groove matched with the size of the thermal insulation board to be detected, after the upper half box 6 and the lower half box 7 are closed, one half of the thermal insulation board to be detected is located in the placing groove of the upper half box 6, and the other half of the thermal insulation board to be detected is located in the placing groove of the lower half box 7.
Specifically, the synchronous opening and closing device comprises a frame body 14 fixedly arranged on the vertical memory 1, two holding arms 15 vertically slidably arranged on the frame body 14, a synchronous wheel 16 rotatably arranged in the middle of the frame body 14, a transmission rod 17 fixedly connected with the two holding arms 15 respectively, and a second driving cylinder 18 fixedly arranged on the frame body 14, wherein the upper half box body 6 and the lower half box body 7 are fixedly arranged on the two holding arms 15 respectively, the output end of the second driving cylinder 18 is fixedly connected with one group of holding arms 15, and the synchronous wheel 16 is synchronously connected with the two holding arms 15 through the two transmission rods 17; further, the synchronizing wheel 16 may be a gear, and the driving rod 17 may be a toothed rod, where the gear is meshed with the toothed rod; by starting the second driving cylinder 18, after being transmitted by the transmission rod 17 and the synchronizing wheel 16, the two holding arms 15 can be synchronously moved close to or away from each other, so that the upper half box 6 and the lower half box 7 can be closed or opened.
Specifically, the refrigerator comprises a compressor 19 and a condensation tube group 20, one end of the condensation tube group 20 is communicated with the inside of the refrigerant cavity 4, the other end of the condensation tube group 20 is communicated with the output end of the compressor 19, and the input end of the compressor 19 extends into the refrigerant cavity 4; the gaseous refrigerant in the refrigerant cavity 4 is further compressed and condensed through the compressor 19, so that the gaseous refrigerant is compressed into a liquid state, the liquid refrigerant is further cooled, the heat is dissipated through the condensation pipe group 20, the further cooling of the gaseous refrigerant is realized, and the gaseous refrigerant is kept in a low-temperature state.
Specifically, the two groups of thermal insulation performance detection mechanisms are symmetrically arranged at two sides of the vertical memory 1; through two groups of heat preservation performance detection mechanisms, one group of heat preservation boards carries out temperature rise detection in one heat preservation performance detection mechanism, and the other group of heat preservation boards carries out synchronous temperature reduction detection in the other heat preservation performance detection mechanism; specifically, after the heat-insulating board is heated in a group of heat-insulating performance detection mechanisms at the left side of the vertical storage 1, another heat-insulating board is placed in a heat-insulating performance detection mechanism at the right side of the vertical storage 1, at this time, gaseous refrigerant is gradually injected into a heat exchanger 35 at the position of the left heat-insulating performance detection mechanism to perform cooling detection, liquid heat medium flows back into a heat medium cavity 5, after being heated by a heater 10, the recovered heat medium is injected into the right heat-insulating performance detection mechanism again under the pressurizing action of a piston 3, the temperature in the right heat-insulating performance detection mechanism is gradually increased, the heat-insulating board can be synchronously cooled and heated, the heat-insulating performance detection can be synchronously performed, the energy of the gaseous refrigerant and the liquid heat medium can be fully recovered and recycled, the loss of the heat to the outside is effectively reduced, the energy consumption is further reduced, and the heat-insulating performance detection efficiency of the heat-insulating board is improved.
Specifically, the vertical storage device also comprises a bottom frame 21, a belt conveyor 22 and a rotating mechanism, wherein the belt conveyor 22 and the rotating mechanism are arranged on the bottom frame 21, the rotating mechanism comprises a turntable 23 rotatably arranged on the bottom frame 21 and a rotary driver 24 for providing power for the rotation of the turntable 23, the vertical storage device 1 is fixedly arranged on the turntable 23, and the belt conveyor 22 is fixedly arranged on the bottom frame 21; further, the belt conveyor 22 is arranged perpendicularly to the chassis 21; the rotary driver 24 can adopt a stepping motor, a servo motor, a gear transmission assembly and the like, the servo motor is fixedly arranged on the underframe 21, and the output end of the servo motor is in transmission connection with the turntable 23 through the gear transmission assembly; the thermal insulation board can be carried and transported through the belt conveyor 22, the thermal insulation board is transferred to the corresponding thermal insulation performance detection mechanism, the rotary table 23 is driven to rotate through the rotary driver 24, positions of the two different thermal insulation performance detection mechanisms are reciprocally changed, on-line spot inspection of the thermal insulation board is facilitated, and the detection efficiency of the thermal insulation board is further improved.
Specifically, a jacking component and a pushing component are installed at the position, close to the belt conveyor 22, of the underframe 21, and the jacking component comprises a third driving cylinder 25 fixedly installed on the underframe 21 and a jacking plate 26 installed at the output end of the third driving cylinder 25; the pushing component comprises a fourth driving cylinder 27 fixedly arranged on the underframe 21 and a pushing plate 28 fixedly arranged at the output end of the fourth driving cylinder 27; further, the pushing plate 28 is arranged in parallel with the upper half box 6 or the lower half box 7; by starting the third driving cylinder 25, the lifting plate 26 lifts the insulation board conveyed by the belt conveyor 22, and after the fourth driving cylinder 27 is started, the lifting plate 28 can push the insulation board between the upper half box 6 and the lower half box 7, so that manual intervention is not needed, the manual operation amount is reduced, and meanwhile, the online spot inspection efficiency of the insulation board is further improved.
Specifically, the output end of the fourth driving cylinder 27 is fixedly provided with a U-shaped frame 29, and the U-shaped frame 29 is provided with two clamping cylinders 30 which are symmetrically arranged; after the heat preservation board is detected, the upper half box 6 and the lower half box 7 are mutually separated, the output ends of the two clamping cylinders 30 stretch and are in close contact with the heat preservation board, the heat preservation board is clamped and limited, the upper half box 6 and the lower half box 7 are further away from each other under the action of the synchronous opening and closing device, the heat preservation board is in a suspended state, the output end of the fourth driving cylinder 27 shortens until the heat preservation board is positioned above the lifting board 26, the clamping cylinders 30 are separated from clamping the heat preservation board, the heat preservation board completely falls to the lifting board 26, the third driving cylinder 25 drives the lifting board 26 to move downwards until the heat preservation board falls back to the belt conveyor 22 again, the heat preservation board is conveyed to the next processing unit, automatic blanking of the heat preservation board after the detection is completed is achieved, manual operation quantity is further reduced, and online sampling efficiency of the heat preservation board is improved.
Specifically, the jacking plate 26 is fixedly provided with a in-place baffle 31; the in-place baffle 31 can limit and block the heat-insulating plate so as to prevent the heat-insulating plate from excessively shifting from the jacking plate 26 and ensure the feeding position precision of the heat-insulating plate to the heat-insulating performance detection mechanism; when the belt conveyor 22 is carrying out normal conveyance of the thermal insulation board, the in-place baffle 31 is located below the belt conveyor 22 to prevent interference with the normal conveyance of the thermal insulation board.
Specifically, the heat exchanger further comprises a main pipeline 32 communicated with the interior of the heat exchanger 35, a flow valve 33 is arranged on the main pipeline 32, and the refrigerant pipeline 8 and the heat medium pipeline 9 are communicated with the main pipeline 32; further, the main conduit 32 is preferably a flexible communication conduit; the flow valve 33 on the main pipeline 32 can control the quantity of the liquid heating medium and the gaseous cooling medium entering the heat exchanger 35, so that the liquid heating medium or the gaseous cooling medium gradually enters the heat exchanger 35, and the temperatures in the lower half box 7 and the upper half box 6 are gradually increased or decreased to more truly simulate the temperature change of the environment.
Specifically, the piston 3 is internally provided with a heat insulation layer 34; further, the heat insulating layer 34 may be made of heat insulating materials such as glass fiber, asbestos, rock wool, silicate, etc., and the inner wall of the vertical memory 1 may be lined with materials with low heat conductivity such as polymer material lining layer and alumina nano lining layer; the heat insulation layer 34 and the vertical memory 1 are made of low-heat-conductivity materials, so that the heat conductivity between the heat medium cavity 5 and the refrigerant cavity 4 can be effectively reduced, the heat loss is further reduced, and the energy consumption of the system is reduced.
When in use, the heat-insulating plate is conveyed to the upper part of the lifting plate 26 through the belt conveyor 22, the lifting plate 26 lifts the heat-insulating plate conveyed by the belt conveyor 22 through starting the third driving cylinder 25, after starting the fourth driving cylinder 27, the lifting plate 28 can push the heat-insulating plate between the upper half box 6 and the lower half box 7, the synchronous opening and closing device drives the upper half box 6 and the lower half box 7 to be mutually closed, the output end of the first driving cylinder 2 is extended, the piston 3 moves downwards along the inner wall of the vertical memory 1, the second opening and closing valve 12 is opened, the liquid heating medium heated by the heater 10 enters the heat exchanger 35 through the heating medium pipeline 9, the temperature in the lower half box 7 is gradually increased along with the injection amount of the liquid heating medium, the simulated heating state detects the heat-insulating performance of the heat-insulating plate, then the output end of the first driving cylinder 2 is shortened, the piston 3 moves upwards, the liquid heating medium flows back into the heating medium cavity 5, the gaseous refrigerant in the refrigerant cavity 4 is compressed and condensed to release heat, the gaseous refrigerant is further cooled by a refrigerator, after the liquid heating medium flows back, the second on-off valve 12 is closed, the first on-off valve 11 is opened, the gaseous refrigerant is gasified and gradually enters into the heat exchanger 35, the temperature in the lower half box 7 is gradually reduced, the gradual temperature rise and the gradual temperature reduction of the environment can be simulated at the same equipment, the temperature in the upper half box 6 and the lower half box 7 is detected and recorded in real time by the temperature probe 13, the temperature difference value in the upper half box 6 and the lower half box 7 is calculated, the rotating mechanism drives the positions of the two heat preservation performance detecting mechanisms to be mutually changed, the temperature rise and the temperature reduction detection of the heat preservation plate can be synchronously realized, the detected heat preservation plate clamps the blanking by the clamping cylinder 30, the belt conveyor 22 may transfer the detected thermal insulation board to the next processing unit.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. The heat preservation performance detection system of the heat preservation plate is characterized by comprising a vertical storage (1), a heat preservation performance detection mechanism and a pressurizing assembly, wherein a storage cavity is arranged in the vertical storage (1);
the pressurizing assembly comprises a first driving cylinder (2) fixedly arranged at the top of the vertical storage (1) and a piston (3) vertically and slidably arranged in the storage cavity, the output end of the first driving cylinder (2) is fixedly connected with the piston (3), the storage cavity is divided into a refrigerant cavity (4) and a heating medium cavity (5) from top to bottom by the piston (3), a gaseous refrigerant is stored in the refrigerant cavity (4), and a liquid heating medium is stored in the heating medium cavity (5);
the heat preservation performance detection mechanism comprises a synchronous opening and closing device, an upper half box body (6), a lower half box body (7), a refrigerant pipeline (8), a heating medium pipeline (9), a heat exchanger (35) arranged in the lower half box body (7), a heater (10) arranged in a heating medium cavity (5) and a refrigerator for cooling a cooling medium cavity (4), wherein the upper half box body (6) and the lower half box body (7) are driven to be closed or separated through the synchronous opening and closing device;
one end of the refrigerant pipeline (8) is communicated with the refrigerant cavity (4), the other end of the refrigerant pipeline (8) is communicated with the interior of the heat exchanger (35), and a first on-off valve (11) is arranged on the refrigerant pipeline (8); one end of the heat medium pipeline (9) is communicated with the heat medium cavity (5), the other end of the heat medium pipeline (9) is communicated with the inside of the heat exchanger (35), a second opening and closing valve (12) is arranged on the heat medium pipeline (9), and temperature probes (13) are arranged on the upper half box body (6) and the lower half box body (7).
2. The insulation board insulation performance detection system according to claim 1, wherein the synchronous opening and closing device comprises a frame body (14) fixedly installed on the vertical storage (1), two holding arms (15) installed on the frame body (14) in an up-down sliding mode, a synchronous wheel (16) rotatably installed in the middle of the frame body (14), a transmission rod (17) fixedly connected with the two holding arms (15) respectively and a second driving cylinder (18) fixedly installed on the frame body (14), the upper half box body (6) and the lower half box body (7) are fixedly installed on the two holding arms (15) respectively, the output end of the second driving cylinder (18) is fixedly connected with one group of holding arms (15), and the synchronous wheel (16) is synchronously connected with the two holding arms (15) through the two transmission rods (17).
3. The insulation board insulation performance detection system according to claim 1, wherein the refrigerator comprises a compressor (19) and a condensation pipe group (20), one end of the condensation pipe group (20) is communicated with the interior of the refrigerant cavity (4), the other end of the condensation pipe group (20) is communicated with the output end of the compressor (19), and the input end of the compressor (19) extends into the refrigerant cavity (4).
4. The insulation board insulation performance detection system according to claim 1, wherein the insulation performance detection mechanisms are two groups, and the two groups of insulation performance detection mechanisms are symmetrically arranged at two sides of the vertical storage (1).
5. The insulation board insulation performance detection system according to claim 4, further comprising a chassis (21), a belt conveyor (22) mounted on the chassis (21), and a rotating mechanism, wherein the rotating mechanism comprises a turntable (23) rotatably mounted on the chassis (21) and a rotary driver (24) for powering the rotation of the turntable (23), the vertical memory (1) is fixedly mounted on the turntable (23), and the belt conveyor (22) is fixedly mounted on the chassis (21).
6. The insulation board insulation performance detection system according to claim 5, wherein a jacking component and a pushing component are installed at the position, close to the belt conveyor (22), of the underframe (21), and the jacking component comprises a third driving cylinder (25) fixedly installed on the underframe (21) and a jacking board (26) installed at the output end of the third driving cylinder (25); the pushing component comprises a fourth driving cylinder (27) fixedly arranged on the underframe (21) and a pushing plate (28) fixedly arranged at the output end of the fourth driving cylinder (27).
7. The insulation board insulation performance detection system according to claim 6, wherein a U-shaped frame (29) is fixedly arranged at the output end of the fourth driving cylinder (27), and two symmetrically arranged clamping cylinders (30) are arranged on the U-shaped frame (29).
8. The insulation performance detection system of the insulation board according to claim 7, wherein the jacking plate (26) is fixedly provided with an in-place baffle plate (31).
9. The insulation board insulation performance detection system according to claim 1, further comprising a main pipeline (32) communicated with the interior of the heat exchanger (35), wherein a flow valve (33) is installed on the main pipeline (32), and the refrigerant pipeline (8) and the heat medium pipeline (9) are both communicated with the main pipeline (32).
10. The insulation performance detection system of the insulation board according to claim 9, wherein the piston (3) is internally provided with an insulation layer (34).
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