CN221108311U - Refrigerating device of multi-temperature test box - Google Patents
Refrigerating device of multi-temperature test box Download PDFInfo
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- CN221108311U CN221108311U CN202322997788.5U CN202322997788U CN221108311U CN 221108311 U CN221108311 U CN 221108311U CN 202322997788 U CN202322997788 U CN 202322997788U CN 221108311 U CN221108311 U CN 221108311U
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- 238000012360 testing method Methods 0.000 title claims abstract description 89
- 238000002474 experimental method Methods 0.000 claims abstract description 52
- 238000009423 ventilation Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 19
- 238000005057 refrigeration Methods 0.000 claims description 18
- 239000005341 toughened glass Substances 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 5
- 239000003507 refrigerant Substances 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses a refrigerating device of a multi-temperature test box, which comprises a test box main body, wherein a refrigerating system shell is fixedly arranged at the bottom end of the test box main body, an experiment cabin door is rotatably arranged at one side of the test box main body, an air pipe is fixedly arranged at one side of the test box main body far away from the experiment cabin door, a first ventilating duct corresponding to the air pipe is arranged in the test box main body, an air pump is fixedly arranged at one side of the test box main body far away from the experiment cabin door, and the air pipe is connected with the input end of the air pump; the electric control valve is fixedly arranged on the adjacent side of the test box main body and the test cabin door, and a second ventilation channel corresponding to the electric control valve is formed in the test box main body. Through quick ventilation in order to reach the inside normal atmospheric temperature state that changes into of test box main part, made things convenient for the experiment of next time, reduce latency, improve work efficiency.
Description
Technical Field
The utility model relates to the field of test boxes, in particular to a refrigerating device of a multi-temperature test box.
Background
The high-low temperature test box is test equipment for simulating environmental conditions of different temperatures, and is mainly used for testing and evaluating the performance and reliability of products in extreme environments such as high temperature, low temperature, damp heat and the like.
After the experiment is finished, a large amount of high-temperature or low-temperature gas still remains in the cabin body of the traditional multi-temperature test box, the personnel are easy to be injured when taking out the experimental object, and the traditional multi-temperature test box can not extinguish fire independently, so that the experimental object is required to be taken out for extinguishing fire, and the damage to parts in the cabin body is easy to be caused.
Therefore, it is necessary to propose a new refrigerating device for a multi-temperature test chamber for solving the above problems.
Disclosure of utility model
The utility model aims to provide a refrigerating device of a multi-temperature test box, which is used for solving the problems that a large amount of high-temperature or low-temperature gas still remains in a cabin after the experiment is finished, the cabin is easy to be damaged when a worker takes out an experiment object, the traditional multi-temperature test box can not extinguish fire independently, the experiment object is required to be taken out for extinguishing fire, and parts in the cabin are easy to damage.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the refrigerating device of the multi-temperature test box comprises a test box main body, wherein a refrigerating system shell is fixedly arranged at the bottom end of the test box main body, an experiment cabin door is rotatably arranged on one side of the test box main body, an air pipe is fixedly arranged on one side of the test box main body away from the experiment cabin door, a first ventilating duct corresponding to the air pipe is arranged in the test box main body, an air pump is fixedly arranged on one side of the test box main body away from the experiment cabin door, and the air pipe is connected with the input end of the air pump; an access door is detachably arranged on one side of the refrigeration system shell close to the experiment cabin door, a total air outlet channel is detachably arranged on one side of the refrigeration system shell far away from the access door, a fan is arranged in the total air outlet channel, the output of air pump is connected to the inside of total air outlet channel, the adjacent side fixed mounting of test box main part and experiment hatch door has the automatically controlled valve, the second air outlet channel that corresponds with the automatically controlled valve has been seted up to the inside of test box main part.
Preferably, a test platform is fixedly arranged in the middle of the inner lower surface of the test box main body, two symmetrical electric telescopic rods are fixedly arranged on the inner surfaces of the two sides of the test box main body, toughened glass covers are fixedly arranged on the opposite sides of the two electric telescopic rods, the two toughened glass covers are clamped into a sealed hollow sphere, and the top end of the test platform is positioned inside the hollow sphere.
Preferably, an evaporator is fixedly arranged at one side of the inside of the test box main body, a liquid storage tank, a compressor, a thermostatic expansion valve and a thermostatic bypass valve are arranged in the refrigeration system shell, a condenser is detachably arranged at one side of the refrigeration system shell, which is far away from the access door, and is positioned in the total air outlet channel, and the output end of the evaporator is connected with the input end of the liquid storage tank through a pipeline; the output of liquid storage pot passes through the input of pipe connection at the compressor, the output of compressor passes through the input of pipe connection at the condenser, the output fixed mounting of condenser has the transmission pipe, the one end fixed mounting that the condenser was kept away from to the transmission pipe is at the input of thermostatic expansion valve, the output of thermostatic expansion valve passes through the input of pipe connection at the evaporimeter.
Preferably, the input end of the thermal bypass valve is fixedly provided with a first bypass pipe, the output end of the thermal bypass valve is fixedly provided with a second bypass pipe, one end of the first bypass pipe, which is far away from the thermal bypass valve, is connected to the pipeline of the output end of the compressor, one end of the second bypass pipe, which is far away from the thermal bypass valve, is connected to the pipeline of the output end of the thermal expansion valve, the bottom end of the thermal bypass valve is fixedly provided with a second protection pipe, and one end of the second protection pipe, which is far away from the thermal bypass valve, is connected to the pipeline of the output end of the liquid storage tank.
Preferably, the bottom end of the thermal expansion valve is fixedly provided with a first protection tube, and one end of the first protection tube, which is far away from the thermal expansion valve, is connected to a pipeline at the output end of the liquid storage tank.
Preferably, a bypass electromagnetic valve is fixedly arranged in the middle of the first bypass pipe, and an oil pipeline electromagnetic valve is fixedly arranged in the middle of the transmission pipe.
Preferably, two wind bars are fixedly arranged at the inner diagonal position of the test box main body.
Preferably, a center control panel is fixedly arranged on one side, close to the experiment cabin door, of the main body of the experiment box.
Preferably, an observation window is fixedly arranged on the experiment cabin door.
The utility model has the technical effects and advantages that:
1. When the experiment is finished, because the high temperature or low temperature gas still remains in the main body of the experiment box, researchers are easy to be injured when the cabin door is opened, by arranging the air pump, when the equipment is required to be taken out after the experiment is finished, the electric control valve is controlled to be opened through the central control panel, then the air pump works to rapidly extract the air in the main body of the experiment box, then the normal temperature gas is sucked from the electric control valve, the extracted gas is discharged into the main air outlet channel through the air pipe, and then the air is discharged out of the experiment box through the main air outlet channel, so that the gas after the experiment is finished is prevented from injuring workers, and the inside of the main body of the experiment box is quickly changed into a normal temperature state through quick ventilation, the next experiment is convenient, the waiting time is reduced, and the working efficiency is improved;
2. When carrying out the experiment, the experimental objective is because can't bear extreme temperature (high temperature or low temperature) when, probably initiate battery short circuit, and then lead to the damage of burning the inside equipment of test box main part, through setting up toughened glass cover, when battery short circuit burns, observe the condition of a fire through the observation window then work of well accuse panel control electric telescopic handle promotes toughened glass cover closure, keep apart test platform and experimental work piece inside, because be sealing state after the toughened glass cover closure, can keep apart the air around the experimental object rapidly, and then reach quick, accurate fire extinguishing, or play the effect of prevention burning when finding the work piece smoking.
Drawings
FIG. 1 is a schematic view of a refrigeration device with multiple temperature test chambers according to the present utility model.
Fig. 2 is a schematic structural view of a refrigeration device with multiple temperature test chambers according to another view angle of the utility model.
Fig. 3 is a schematic structural view of the cooling device of the multi-temperature test box after being disassembled.
Fig. 4 is a schematic view of the structure of the inside of the refrigeration system housing according to the present utility model.
Fig. 5 is an enlarged view of the utility model at a in fig. 4.
FIG. 6 is a schematic view showing the structure of the inside of the main body of the test chamber according to the present utility model
In the figure: 1. a test chamber body; 2. a refrigeration system housing; 3. an evaporator; 4. a liquid storage tank; 5. a compressor; 6. a condenser; 7. a thermal expansion valve; 8. a thermal bypass valve; 9. a bypass solenoid valve; 10. an oil line solenoid valve; 11. a wind strip; 12. a test platform; 13. an electric telescopic rod; 14. a tempered glass cover; 15. a total air outlet duct; 101. an experiment cabin door; 102. an air duct; 103. an air pump; 104. an electric control valve; 105. a central control panel; 106. an observation window; 201. an access door; 601. a transmission tube; 701. a first protection tube; 801. a first bypass pipe; 802. a second bypass pipe; 803. and a second protection tube.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-6, the utility model provides a refrigerating device of a multi-temperature test box, which comprises a test box main body 1, wherein a refrigerating system shell 2 is fixedly arranged at the bottom end of the test box main body 1, an experiment cabin door 101 is rotatably arranged at one side of the test box main body 1, an air pipe 102 is fixedly arranged at one side of the test box main body 1 far away from the experiment cabin door 101, a first ventilating duct corresponding to the air pipe 102 is arranged in the test box main body 1, an air pump 103 is fixedly arranged at one side of the test box main body 1 far away from the experiment cabin door 101, and the air pipe 102 is connected with the input end of the air pump 103; the cooling system casing 2 is close to one side demountable installation of experiment hatch door 101 has access door 201, one side demountable installation of cooling system casing 2 is kept away from access door 201 has total air outlet duct 15, total air outlet duct 15's internally mounted has the fan, the output of air pump 103 is connected to total air outlet duct 15's inside, the second ventilation duct that corresponds with electrically controlled valve 104 has been seted up to the adjacent side fixed mounting of experiment hatch door 101 of experiment box main part 1, two windbars 11 are fixedly mounted in the inside diagonal position of experiment box main part 1, one side fixed mounting of experiment box main part 1 is close to experiment hatch door 101 has well control panel 105, fixed mounting has viewing window 106 on the experiment hatch door 101, the inside of experiment box main part 1 still is equipped with the intensifiers and temperature-sensing ware, it has the device not to appear in the picture all to have on the market.
During actual use, the control electric control valve 104 is closed, the air pump 103 does not work at this moment, then the air strip 11 is controlled to work, because the air strip 11 is set to the diagonal position, so when the air strip 11 works, the air in the test box main body 1 can form a vortex shape, cold air or high-temperature gas can be better conducted into the whole test box main body 1, when the experiment is finished, because the high-temperature gas or low-temperature gas still remains in the test box main body 1, researchers are easy to injure when opening the cabin door, so when the experiment is finished, the electric control valve 104 is controlled to be opened through the air pump 103, then the air pump 103 works to rapidly extract the air in the test box main body 1, normal-temperature gas is sucked from the electric control valve 104, the extracted gas is discharged into the whole air outlet duct 15 through the air pipe 102, then the whole air outlet 15 is discharged out of the laboratory, the workers are prevented from being injured by the air after the experiment is finished, and the air in the test box main body 1 is quickly converted into the normal-temperature state through quick ventilation, the next experiment is convenient, the waiting time is shortened, and the working efficiency is improved.
Through the installation of air pump 103 and automatically controlled valve 104, can control automatically controlled valve 104 and close, air pump 103 work is taken out the inside air of test box main part 1, reaches the simulation vacuum experiment, increases the application scope of device for the device suitability is higher.
The middle position of the inner lower surface of the test box main body 1 is fixedly provided with a test platform 12, the inner surfaces of the two sides of the test box main body 1 are fixedly provided with two symmetrical electric telescopic rods 13, the opposite sides of the two electric telescopic rods 13 are fixedly provided with toughened glass covers 14, the two toughened glass covers 14 are clamped into a sealed hollow sphere, and the top end of the test platform 12 is positioned inside the hollow sphere.
When the experiment is carried out, the experimental target possibly causes short circuit of the battery because the experimental target cannot bear extreme temperature (high temperature or low temperature), and then the combustion causes damage of equipment in the main body 1 of the experiment box, by arranging the toughened glass cover 14, when the battery is in short circuit combustion, the fire is observed through the observation window 106, then the electric telescopic rod 13 is controlled to work through the central control panel 105 so as to push the toughened glass cover 14 to be closed, the test platform 12 and the experimental workpiece are isolated inside, and because the toughened glass cover 14 is in a sealing state after being closed, the air around the experimental target can be rapidly isolated, thereby achieving quick and accurate fire extinguishing, or the effect of preventing combustion is achieved when the workpiece is found to smoke.
An evaporator 3 is fixedly arranged on one side of the inside of the test box main body 1, a liquid storage tank 4, a compressor 5, a thermal expansion valve 7 and a thermal bypass valve 8 are arranged in the refrigeration system shell 2, a condenser 6 is detachably arranged on one side, away from the access door 201, of the refrigeration system shell 2, the condenser 6 is positioned in a total air outlet channel 15, and the output end of the evaporator 3 is connected with the input end of the liquid storage tank 4 through a pipeline; the output of liquid storage pot 4 passes through the pipe connection at the input of compressor 5, the output of compressor 5 passes through the input of pipe connection at condenser 6, the output fixed mounting of condenser 6 has transmission pipe 601, the one end fixed mounting that condenser 6 was kept away from to transmission pipe 601 is at the input of thermostatic expansion valve 7, the middle part fixed mounting of transmission pipe 601 has oil pipeline solenoid valve 10, the output of thermostatic expansion valve 7 passes through the pipe connection at the input of evaporimeter 3, the bottom fixed mounting of thermostatic expansion valve 7 has first protection pipe 701, the one end that thermostatic expansion valve 7 was kept away from to first protection pipe 701 is connected on the pipe of liquid storage pot 4 output.
The input end of the thermal bypass valve 8 is fixedly provided with a first bypass pipe 801, the output end of the thermal bypass valve 8 is fixedly provided with a second bypass pipe 802, one end of the first bypass pipe 801, which is far away from the thermal bypass valve 8, is connected to a pipeline at the output end of the compressor 5, one end of the second bypass pipe 802, which is far away from the thermal bypass valve 8, is connected to a pipeline at the output end of the thermal expansion valve 7, the bottom end of the thermal bypass valve 8 is fixedly provided with a second protection pipe 803, one end of the second protection pipe 803, which is far away from the thermal bypass valve 8, is connected to a pipeline at the output end of the liquid storage tank 4, and the middle part of the first bypass pipe 801 is fixedly provided with a bypass electromagnetic valve 9.
When the device is used for refrigerating, refrigerant is added into the liquid storage tank 4 in advance, then the compressor 5 is controlled to work to compress low-temperature low-pressure gas into high-temperature high-pressure refrigerant gas, the high-temperature refrigerant gas is discharged into the condenser 6, then the condenser 6 condenses the high-temperature refrigerant gas, the low-pressure liquid is throttled into low-pressure liquid through the thermal expansion valve 7 and then conveyed into the evaporator 3, the low-pressure gas is absorbed and evaporated in the evaporator 3 and then discharged into the liquid storage tank 4, wherein the energy can be adjusted through the arrangement of the thermal bypass valve 8, damage caused by overload of the compressor 5 is avoided, the adjusted energy can also be used for preventing the evaporator 3 from freezing, better oil return performance is maintained, the work of the thermal bypass valve 8 can be adjusted through the control of the bypass electromagnetic valve 9 during use, the dosage of the refrigerant in the transmission pipe 601 can be limited through the control of the oil pipeline electromagnetic valve 10, and the temperature can be adjusted.
Claims (9)
1. The utility model provides a refrigerating plant of many temperature test case, includes test case main part (1), its characterized in that: the air conditioner is characterized in that a refrigerating system shell (2) is fixedly arranged at the bottom end of the test box body (1), an experiment cabin door (101) is rotatably arranged on one side of the test box body (1), an air pipe (102) is fixedly arranged on one side, far away from the experiment cabin door (101), of the test box body (1), a first ventilating duct corresponding to the air pipe (102) is formed in the test box body (1), an air pump (103) is fixedly arranged on one side, far away from the experiment cabin door (101), of the test box body (1), and the air pipe (102) is connected to the input end of the air pump (103); the utility model discloses a refrigerating system casing (2) is close to one side demountable installation of experiment hatch door (101) and has access door (201), one side demountable installation that access door (201) was kept away from to refrigerating system casing (2) has total air outlet duct (15), the internally mounted in total air outlet duct (15) has the fan, the output of air pump (103) is connected to the inside in total air outlet duct (15), adjacent side fixed mounting of experiment case main part (1) and experiment hatch door (101) has automatically controlled valve (104), the second ventilation duct that corresponds with automatically controlled valve (104) has been seted up to the inside of experiment case main part (1).
2. The multi-temperature test chamber refrigeration device of claim 1, wherein: the test box is characterized in that a test platform (12) is fixedly arranged in the middle of the inner lower surface of the test box body (1), two symmetrical electric telescopic rods (13) are fixedly arranged on the inner surfaces of two sides of the test box body (1), toughened glass covers (14) are fixedly arranged on the opposite sides of the two electric telescopic rods (13), the two toughened glass covers (14) are clamped into a sealed hollow sphere, and the top end of the test platform (12) is positioned inside the hollow sphere.
3. The multi-temperature test chamber refrigeration device of claim 1, wherein: an evaporator (3) is fixedly arranged on one side of the inside of the test box main body (1), a liquid storage tank (4), a compressor (5), a thermal expansion valve (7) and a thermal bypass valve (8) are arranged in the refrigerating system casing (2), a condenser (6) is detachably arranged on one side, far away from the access door (201), of the refrigerating system casing (2), the condenser (6) is positioned in the total air outlet channel (15), and the output end of the evaporator (3) is connected with the input end of the liquid storage tank (4) through a pipeline; the output of reservoir (4) is through the input of pipe connection at compressor (5), the output of compressor (5) is through the input of pipe connection at condenser (6), the output fixed mounting of condenser (6) has transmission pipe (601), the one end fixed mounting that condenser (6) was kept away from to transmission pipe (601) is at the input of thermostatic expansion valve (7), the output of thermostatic expansion valve (7) is through the input of pipe connection at evaporator (3).
4. A multi-temperature test chamber refrigeration device according to claim 3, wherein: the input end of the thermal bypass valve (8) is fixedly provided with a first bypass pipe (801), the output end of the thermal bypass valve (8) is fixedly provided with a second bypass pipe (802), one end, far away from the thermal bypass valve (8), of the first bypass pipe (801) is connected to a pipeline of the output end of the compressor (5), one end, far away from the thermal bypass valve (8), of the second bypass pipe (802) is connected to a pipeline of the output end of the thermal expansion valve (7), the bottom end of the thermal bypass valve (8) is fixedly provided with a second protection pipe (803), and one end, far away from the thermal bypass valve (8), of the second protection pipe (803) is connected to a pipeline of the output end of the liquid storage tank (4).
5. A multi-temperature test chamber refrigeration device according to claim 3, wherein: the bottom end of the thermal expansion valve (7) is fixedly provided with a first protection tube (701), and one end, far away from the thermal expansion valve (7), of the first protection tube (701) is connected to a pipeline at the output end of the liquid storage tank (4).
6. The multi-temperature test chamber refrigeration device of claim 4, wherein: the middle part of first bypass pipe (801) fixed mounting has bypass solenoid valve (9), the middle part fixed mounting of transmission pipe (601) changes there is oil pipeline solenoid valve (10).
7. The multi-temperature test chamber refrigeration device of claim 1, wherein: two wind bars (11) are fixedly arranged at the inner diagonal position of the test box main body (1).
8. The multi-temperature test chamber refrigeration device of claim 1, wherein: and a central control panel (105) is fixedly arranged on one side of the test box main body (1) close to the test cabin door (101).
9. The multi-temperature test chamber refrigeration device of claim 1, wherein: and an observation window (106) is fixedly arranged on the experiment cabin door (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322997788.5U CN221108311U (en) | 2023-11-07 | 2023-11-07 | Refrigerating device of multi-temperature test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322997788.5U CN221108311U (en) | 2023-11-07 | 2023-11-07 | Refrigerating device of multi-temperature test box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221108311U true CN221108311U (en) | 2024-06-11 |
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ID=91368289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322997788.5U Active CN221108311U (en) | 2023-11-07 | 2023-11-07 | Refrigerating device of multi-temperature test box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221108311U (en) |
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2023
- 2023-11-07 CN CN202322997788.5U patent/CN221108311U/en active Active
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