CN104437683B - High temperature and humidity test case - Google Patents
High temperature and humidity test case Download PDFInfo
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- CN104437683B CN104437683B CN201410707958.4A CN201410707958A CN104437683B CN 104437683 B CN104437683 B CN 104437683B CN 201410707958 A CN201410707958 A CN 201410707958A CN 104437683 B CN104437683 B CN 104437683B
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- 238000012360 testing method Methods 0.000 title claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000005057 refrigeration Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
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Abstract
The invention discloses a kind of high temperature and humidity test case, comprise: support, outer case, internal box, side box body, chamber door and treating apparatus, treating apparatus comprises: heater, first refrigerating plant, blower fan, blower fan coordinates heater or the first refrigerating plant to produce thermal current or cold airflow, also comprise circulating cooling system and some grip devices for fixing testee, circulating cooling system comprises: the second refrigerating plant, water pump, water-supply-pipe and return pipe, water pump drives the water in water-supply-pipe, second refrigerating plant freezes to the water in water-supply-pipe, and grip device is equipped with tank, and tank is provided with water inlet and discharge outlet, testee is positioned at just fixing to place above tank, water inlet is connected with water-supply-pipe, discharge outlet is connected with return pipe, return pipe is successively through the second refrigerating plant, again access water-supply-pipe after water pump and form circulating cooling system.The present invention can control cost and equipment volume effectively, in order to avoid cause the waste in the energy, place.
Description
Technical field
The present invention relates to a kind of environmental test equipment field, particularly relate to a kind of high temperature and humidity test case.
Background technology
The usual thermal load capacity of common chamber is all smaller, and the thermal load capacity particularly under super-humid conditions is less.Test except high humidity, as dry heat temperature test, low wet test, if need to increase thermal load capacity, under the condition not increasing volume of the chamber, then can be solved by the way increasing refrigerating capacity, namely needs the refrigeration unit configuring High cooling power; High wet test, under the condition not increasing volume of the chamber, is then difficult to reach by traditional increase refrigerating capacity method and improves its thermal load capacity.In reality, some test specimen, as LED needs to be energized under conditions of high humidity, heat load is discharged into pilot region by luminous form by LED now, as batch LED number ratio is more or power ratio is larger, LED will be larger by the heat load that luminous form discharges, as the test of this condition will be met, then need the chamber that purchase relative test sample size is much bigger, in addition, also must configure the larger refrigeration unit matched therewith, heater, humidifier etc., cause unnecessary procurement payment, place, the waste of the energy etc.
Summary of the invention
The object of the present invention is to provide a kind of high temperature and humidity test case.
To achieve these goals, technical scheme of the present invention is: provide a kind of high temperature and humidity test case, described chamber comprises: support, outer case, internal box, side box body, chamber door and treating apparatus, it is inner that described internal box is nested in described outer case, described treating apparatus is located in described side box body, described side box body is attached to described outer case side, heat-insulation layer is provided with between described outer case and described internal box, and described side box body, passage is provided with between outer case and internal box, described chamber door is connected in described outer case and also can seals described internal box, air-out passage and return air channel are installed in described internal box, and form trial zone between described air-out passage and return air channel, described treating apparatus comprises: heater, first refrigerating plant, make gas at described air-out passage, trial zone and return air channel carry out the blower fan circulated, described blower fan coordinates described heater or the first refrigerating plant to produce thermal current or cold airflow, also comprise circulating cooling system and some grip devices for fixing testee, described circulating cooling system comprises: the second refrigerating plant, water pump, water-supply-pipe and return pipe, described water pump drives the water in described water-supply-pipe, described second refrigerating plant freezes to the water in described water-supply-pipe, and described grip device is equipped with tank, and described tank is provided with water inlet and discharge outlet, testee is positioned at just fixing to place above described tank, described water inlet is connected with described water-supply-pipe, described discharge outlet is connected with described return pipe, described return pipe is successively through described second refrigerating plant, again access described water-supply-pipe after water pump and form described circulating cooling system.
The subtube that described water-supply-pipe comprises main pipeline and is located at side by side on described main pipeline, each described subtube is respectively equipped with the water transport port be connected with described water inlet.
Each described subtube is equipped with flow sensor and magnetic valve, and described flow sensor and magnetic valve are all connected with controller, described controller detects the flow information on described subtube by described flow sensor, and is controlled the discharge size on described subtube by described magnetic valve.
Described internal box inside is also provided with humidity sensor for detecting humidity information and temperature information and temperature sensor, and described humidity sensor and temperature sensor are all connected with described controller, and the information detected is sent to described controller.
Also comprise ultrasonic wave steam generator, described ultrasonic wave steam generator is located in described internal box, is connected, and controls by described controller with described controller.
Described ultrasonic wave steam generator is located in described tank, and excites generation ultrasonic wave steam to the water in described tank.
Described ultrasonic wave steam generator is located in described side box body.
Described air-out passage is formed for being defined by inwall on perforate sheet material and described internal box, and described return air channel is formed for being defined by inwall under described perforate sheet material and described internal box.
Described water-supply-pipe and return pipe are made by the tubing that mechanicalness is stronger, and described grip device is supported by described water-supply-pipe and return pipe.
Described internal box two bottom sides is respectively equipped with the first track, the lower end of described water-supply-pipe and return pipe be fixedly connected with described first track with the use of slide block, described water-supply-pipe and return pipe drive described grip device advance or release described internal box by described slide block.
Also include a matching board, roller is provided with bottom described matching board, described matching board is placed on the ground in chamber front, with inwall level under described internal box, also be provided with can with the second track of described first orbital docking, described water-supply-pipe and return pipe drive described grip device to shift onto on described matching board by described slide block.
Also water storage box is provided with between described return pipe and described second refrigerating plant.
The present invention has following beneficial effect:
1, for the testee that caloric value is larger, when carrying out testing under wide region temperature, damp condition, when especially testing under high humidity environment, effectively can absorb the heat that testee sends, guarantee effectively to be controlled by heater the temperature of internal box inside.
2, greatly reduce volume and the requirement of the hardware configuration such as refrigeration unit, heater of chamber, effectively control equipment cost and equipment volume, in order to avoid cause the waste in the energy, place.
By following description also by reference to the accompanying drawings, the present invention will become more clear, and these accompanying drawings are for explaining embodiments of the invention.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of an embodiment of high temperature and humidity test case of the present invention.
Fig. 2 is the explosive view of high temperature and humidity test case as shown in Figure 1.
Fig. 3 is the internal box of high temperature and humidity test case as shown in Figure 1 and the cross-sectional view of side box body.
Fig. 4 is the structural representation of an embodiment of the water-supply-pipe of the high temperature and humidity test case shown in Fig. 1.
Fig. 5 is the schematic diagram of the passage between side box body and internal box.
Fig. 6 is the schematic diagram of perforate sheet material.
Detailed description of the invention
With reference now to accompanying drawing 1, describe embodiments of the invention, element numbers identical in accompanying drawing represents similar element.As mentioned above, as Figure 1-3, high temperature and humidity test case 100 disclosed in the embodiment of the present invention, described chamber comprises: support 1, outer case 2, internal box 3, side box body 4, chamber door 5 and treating apparatus 7, it is inner that described internal box 3 is nested in described outer case 2, described treating apparatus 7 is located in described side box body 4, described side box body 4 is attached to described outer case 2 side, heat-insulation layer 6 is provided with between described outer case 2 and described internal box 3, and described side box body 4, passage is provided with between outer case 2 and internal box 3, and passage between described side box body 4 and described internal box 3 as shown in Figure 5, described chamber door 5 is connected in described outer case 2 and also can seals described internal box 3, air-out passage 31 and return air channel 32 are installed in described internal box 3, and form trial zone 33 between described air-out passage 31 and return air channel 32, described treating apparatus 7 comprises: heater 71, first refrigerating plant 72, make gas at described air-out passage 31, trial zone 33 and return air channel 32 carry out the blower fan 73 circulated, described blower fan 73 coordinates described heater 71 or the first refrigerating plant 72 to produce thermal current or cold airflow, also comprise circulating cooling system 8 and 20 grip devices 9 for fixing testee 50, as shown in Figure 3 in embodiment, for every layer is provided with four described grip devices 9, totally five layers altogether, described circulating cooling system 8 comprises: the second refrigerating plant 81, water pump 82, water-supply-pipe 83 and return pipe 84, described water pump 82 drives the water in described water-supply-pipe 83, described second refrigerating plant 81 freezes to the water in described water-supply-pipe 83, and described grip device 9 is equipped with tank 91, and described tank 91 is provided with water inlet and discharge outlet (figure does not show), testee 50 is positioned at just fixing to place above described tank 91, described water inlet is connected with described water-supply-pipe 83, described discharge outlet is connected with described return pipe 84, described return pipe 84 is successively through described second refrigerating plant 81, again access described water-supply-pipe 83 after water pump 82 and form described circulating cooling system 8.Described tank 91 is formed to lower recess by described grip device 9 upper surface, and described grip device 9 both sides are all convex is provided with support arm, described gripper shoe top end face is provided with U-type groove, described U-type groove is provided with peg, testee 50 is arranged on described peg, described peg freely can be positioned over or depart from described U-type groove, facilitates testee 50 described in loading or unloading.
In an embodiment as illustrated in figure 3, in order to easier example, the schematic diagram of the described water inlet set by described tank 91 and discharge outlet is omitted, and the water transport port schematic diagram on described water-supply-pipe 83 is omitted in the lump.
In embodiment as shown in Figure 3, water storage box 85 is also provided with between described return pipe 84 and described second refrigerating plant 81, when testing, as circulating cooling system 8 as described in starting, water on described tank 91 is directly just to testee 50, absorb the heat that testee 50 sends, cause the gasification on described tank 91, water inventory in pipeline will reduce, therefore carry out smoothly in order to ensure test, need to provide described retaining to think 85, guarantee whole test process, described circulating cooling system 8 has enough water yields.
As shown in Figure 3 in embodiment, described tank 91 is after testee 50 heats, and gasification is also liquefied in described internal box 3, can provide humidity environment to a certain degree for described internal box 3 inside.Meet the test request of certain humidity, but if the test request of the larger humidity environment of demand, then need to provide other damping device.
As shown in Figure 4 in embodiment, an embodiment schematic diagram of described water-supply-pipe 83 is shown separately, described water-supply-pipe 83 comprises main pipeline 831 and is located at the subtube 832 on described main pipeline 831 side by side, and each described subtube 832 is respectively equipped with the water transport port 833 be connected with described water inlet.
In an embodiment, each described subtube 832 is equipped with flow sensor 834 and magnetic valve 835, and described flow sensor 834 and magnetic valve 835 are all connected with controller, described controller detects the flow information on described subtube 832 by described flow sensor 834, and is controlled the discharge size on described subtube 832 by described magnetic valve 835.
In an embodiment, described internal box 3 inside is also provided with humidity sensor for detecting humidity information and temperature information and temperature sensor, and described humidity sensor and temperature sensor are all connected with described controller, and the information detected is sent to described controller.
In an embodiment, described internal box 3 inside is provided with the ultrasonic wave steam generator for increasing described trial zone 33 humidity, and is connected with described controller, and controls by described controller.
In an embodiment, described ultrasonic wave steam generator is located in described tank 91, and excites generation ultrasonic wave steam to the water in described tank 91.In the present embodiment, in numerous described tank 91 one can be chosen for placing described ultrasonic wave steam generator, in order to improve test accuracy, the grip device 9 at this tank 91 place does not place testee 50, and excites generation ultrasonic wave steam to the water in described tank 91.
In an embodiment, described ultrasonic wave steam generator is located in described side box body 4.In the present embodiment, described heater 71 in described treating apparatus 7 quits work, and described first refrigerating plant 72 starts, the cold airflow that the ultrasonic wave steam that now described ultrasonic wave steam generator produces produces along with described blower fan 73 circulates between described side box body 4, described air-out passage 31, described trial zone 33, described return air channel 32.
Described abovely be provided with in ultrasonic wave steam generator embodiment, testee 50 is the samples for needing to carry out testing under high humidity environment, by described ultrasonic wave steam generator, effectively can improve the humidity in described trial zone 33, and especially for caloric value larger as LED light source, its needs are tested under hot and humid environment, heat is produced too large during its work, and produce ultrasonic wave steam by described ultrasonic wave steam generator, enough humidity environments can be provided for described trial zone 33.
As shown in Figure 6, described air-out passage is formed for being defined by inwall on perforate sheet material and described internal box 3, and described return air channel is formed for being defined by described perforate sheet material and described internal box 3 times inwalls.
In an embodiment, described water-supply-pipe 83 and return pipe 84 are made by the tubing that mechanicalness is stronger, and described grip device 9 is supported by described water-supply-pipe 83 and return pipe 84.
In an embodiment, described internal box 3 two bottom sides is respectively equipped with the first track 34, the lower end of described water-supply-pipe 83 and return pipe 84 be fixedly connected with described first track 34 with the use of slide block 35, described water-supply-pipe 83 and return pipe 84 drive described grip device 9 to advance or release described internal box 3 by described slide block 35.
In an embodiment, chamber also includes a matching board (figure does not show), roller is provided with bottom described matching board, described matching board is placed on the ground in chamber front, with inwall level under described internal box, also be provided with second track that can dock with described first track 34, described water-supply-pipe 83 and return pipe 84 drive described grip device 9 to shift onto on described matching board by described slide block 35.By described matching board, testee can be advanced or release described trial zone 33, can be easy to lowly testee 50 loading or unloading to be got off, the labour intensity that can effectively reduce a staff, increases work efficiency.
Composition graphs 1-6, operationally, one side controller controls described blower fan 73 and operates high temperature and humidity test case of the present invention, and blower fan 73 driving gas forms circulating current between described air-out passage 31, return air channel 32 and trial zone 33.Gas in described side box body 4 is toward the lateral movement of described air-out passage 31 1, cause the malleation of the air outlet side of described blower fan 73 in described side box body 4 and the negative pressure of air inlet side thus, under the acting in conjunction of described blower fan 73 air outlet side malleation and air inlet side negative pressure, in described internal box 3, gas flows into described side box body 4 through described return air channel 32, described internal box 3 is flowed into again inner by described air-out passage 31, and be provided with described treating apparatus 7 in described side box body 4, described treating apparatus 7 comprises described heater 71 and the first refrigerating plant 72, can control the temperature of air-flow, generally, what described heater 71 and described first refrigerating plant 72 can realize carries out control effects to temperature is limited, the test request of the larger testee of caloric value 50 under hot and humid condition can't be met, unless that chamber is done is enough large, and control the quantity of testee 50, guarantee enough heat-dissipating spaces, it is enough large that described internal box 3 does by needs, so just need higher cost, the heat " neutralization " that but if testee 50 can be sent, then can test in the chamber of existing size, and need not the volume of lifting test case, therefore, add described circulating cooling system 8, it comprises: the second refrigerating plant 81, water pump 82, water-supply-pipe 83 and return pipe 84, described water pump 82 drives the water in described water-supply-pipe 83, described second refrigerating plant 81 freezes to the water in described water-supply-pipe 83, and described grip device 9 is equipped with tank 91, and described tank 91 is provided with water inlet and discharge outlet (figure does not show), testee 50 is positioned at just fixing to place above described tank 91, because testee 50 is when testing, send larger heat, the temperature of described internal box 3 inside is made sharply to increase, and make the function of the described heater 71 of described treating apparatus 7 or described first refrigerating plant 72 be subject to larger restriction, even lost efficacy, therefore the heat absorption testee 50 sends is needed to fall, make the temperature of described internal box 3 in the scope that described treating apparatus 7 can control.If as testee 50 needs to test under high humidity environment, then described ultrasonic wave steam generator can be increased, increase the humidity of described internal box 3 inside.
The present invention has following beneficial effect:
1, for the testee that caloric value is larger, when carrying out testing under wide region temperature, damp condition, when especially testing under high humidity environment, effectively can absorb the heat that testee sends, guarantee effectively to be controlled by heater the temperature of internal box inside.
2, greatly reduce volume and the requirement of the hardware configuration such as refrigeration unit, heater of chamber, effectively control equipment cost and equipment volume, in order to avoid cause the waste in the energy, place.
Above disclosedly be only the preferred embodiments of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the present patent application the scope of the claims is done, still belong to the scope that the present invention is contained.
Claims (11)
1. a high temperature and humidity test case, described chamber comprises: support, outer case, internal box, side box body, chamber door and treating apparatus, it is inner that described internal box is nested in described outer case, described treating apparatus is located in described side box body, described side box body is attached to described outer case side, heat-insulation layer is provided with between described outer case and described internal box, and described side box body, passage is provided with between outer case and internal box, described chamber door is connected in described outer case and also can seals described internal box, air-out passage and return air channel are installed in described internal box, and form trial zone between described air-out passage and return air channel, described treating apparatus comprises: heater, first refrigerating plant, make gas at described air-out passage, trial zone and return air channel carry out the blower fan circulated, described blower fan coordinates described heater or the first refrigerating plant to produce thermal current or cold airflow, it is characterized in that: also comprise circulating cooling system and 20 grip devices for fixing testee, described circulating cooling system comprises: the second refrigerating plant, water pump, water-supply-pipe and return pipe, described water pump drives the water in described water-supply-pipe, described second refrigerating plant freezes to the water in described water-supply-pipe, and described grip device is equipped with tank, and described tank is provided with water inlet and discharge outlet, testee is positioned at just fixing to place above described tank, described water inlet is connected with described water-supply-pipe, described discharge outlet is connected with described return pipe, described return pipe is successively through described second refrigerating plant, again access described water-supply-pipe after water pump and form described circulating cooling system,
Described internal box two bottom sides is respectively equipped with the first track, the lower end of described water-supply-pipe and return pipe be fixedly connected with described first track with the use of slide block, described water-supply-pipe and return pipe drive described grip device advance or release described internal box by described slide block.
2. high temperature and humidity test case as claimed in claim 1, it is characterized in that: the subtube that described water-supply-pipe comprises main pipeline and is located at side by side on described main pipeline, each described subtube is respectively equipped with the water transport port be connected with described water inlet.
3. high temperature and humidity test case as claimed in claim 2, it is characterized in that: each described subtube is equipped with flow sensor and magnetic valve, and described flow sensor and magnetic valve are all connected with controller, described controller detects the flow information on described subtube by described flow sensor, and is controlled the discharge size on described subtube by described magnetic valve.
4. high temperature and humidity test case as claimed in claim 3, it is characterized in that: described internal box inside is also provided with humidity sensor for detecting humidity information and temperature information and temperature sensor, and described humidity sensor and temperature sensor are all connected with described controller, and the information detected is sent to described controller.
5. high temperature and humidity test case as claimed in claim 4, it is characterized in that: also comprise ultrasonic wave steam generator, described ultrasonic wave steam generator is located in described internal box, is connected, and controls by described controller with described controller.
6. high temperature and humidity test case as claimed in claim 5, is characterized in that: described ultrasonic wave steam generator is located in described tank, and excites generation ultrasonic wave steam to the water in described tank.
7. high temperature and humidity test case as claimed in claim 5, is characterized in that: described ultrasonic wave steam generator is located in described side box body.
8. high temperature and humidity test case as claimed in claim 7, is characterized in that: described air-out passage is formed for being defined by inwall on perforate sheet material and described internal box, and described return air channel is formed for being defined by inwall under described perforate sheet material and described internal box.
9. high temperature and humidity test case as claimed in claim 8, is characterized in that: described water-supply-pipe and return pipe are made by the tubing that mechanicalness is stronger, and described grip device is supported by described water-supply-pipe and return pipe.
10. high temperature and humidity test case as claimed in claim 9, it is characterized in that: also include a matching board, roller is provided with bottom described matching board, described matching board is placed on the ground in chamber front, with inwall level under described internal box, described matching board be also provided with can with the second track of described first orbital docking, described water-supply-pipe and return pipe drive described grip device to shift onto on described matching board by described slide block.
11. high temperature and humidity test casees as claimed in claim 10, is characterized in that: be also provided with water storage box between described return pipe and described second refrigerating plant.
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| CN201410707958.4A CN104437683B (en) | 2014-11-27 | 2014-11-27 | High temperature and humidity test case |
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| CN201410707958.4A CN104437683B (en) | 2014-11-27 | 2014-11-27 | High temperature and humidity test case |
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| CN104437683B true CN104437683B (en) | 2016-03-16 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105498865A (en) * | 2015-12-21 | 2016-04-20 | 苏州市东华试验仪器有限公司 | Improved cryogenic box |
| CN109883739B (en) * | 2017-12-06 | 2020-09-22 | 北京机电工程研究所 | Heat insulation device and method |
| CN109633935B (en) * | 2018-11-26 | 2021-08-03 | Tcl华星光电技术有限公司 | Step-in high-temperature high-humidity experimental equipment sample rack |
| CN110049662A (en) * | 2019-05-22 | 2019-07-23 | 河南世通电气自动化控制有限公司 | A kind of automatic temperature control system for the combined electrical apparatus in ultra-low temperature surroundings |
| CN115932225A (en) * | 2022-12-07 | 2023-04-07 | 广东瑞远新材料有限公司 | Paper-plastic cosmetic tube humidity influence simulator |
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| JPH09257690A (en) * | 1996-03-21 | 1997-10-03 | Tabai Espec Corp | Wide-range environmental testing apparatus |
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Effective date of registration: 20170401 Address after: 201202 Pudong new Jinqiao Road, Shanghai, No. 1996 Patentee after: Shanghai China Testing Technology Co., Ltd. Address before: 518101 Guangdong, Shenzhen Province, Baoan District District, Wei Wei Industrial Park, building C, 70 Patentee before: CENTRE TESTING INTERNATIONAL GROUP CO., LTD. |