CN204261686U - High-and-low temperature humid heat test box - Google Patents

High-and-low temperature humid heat test box Download PDF

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Publication number
CN204261686U
CN204261686U CN201420734444.3U CN201420734444U CN204261686U CN 204261686 U CN204261686 U CN 204261686U CN 201420734444 U CN201420734444 U CN 201420734444U CN 204261686 U CN204261686 U CN 204261686U
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CN
China
Prior art keywords
water
box
ultrasonic
low temperature
internal box
Prior art date
Application number
CN201420734444.3U
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Chinese (zh)
Inventor
戴煦
陈益思
李波
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深圳市华测检测技术股份有限公司
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Priority to CN201420734444.3U priority Critical patent/CN204261686U/en
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Publication of CN204261686U publication Critical patent/CN204261686U/en

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Abstract

The utility model discloses a kind of high-and-low temperature humid heat test box, chamber comprises: support, outer case, internal box, side box body, chamber door and treating apparatus, air-out passage and return air channel are installed in internal box, and form trial zone between air-out passage and return air channel, treating apparatus comprises: heater, first refrigerating plant, make gas at air-out passage, trial zone and return air channel carry out the blower fan circulated, blower fan coordinates heater or the first refrigerating plant to produce thermal current or cold airflow, also comprise ultrasonic wave refrigerating humidifying device, ultrasonic wave refrigerating humidifying device comprises: the second refrigerating plant, ultrasonic water mist generator and water smoke conveyance conduit, normal temperature pure water is after the second refrigerating plant refrigeration, ultrasonic-wave water-atomization is produced through ultrasonic water mist generator, and enter water smoke conveyance conduit, water smoke conveyance conduit offers water-mist outlet, and testee is just arranged water-mist outlet.The utility model can be controlled cost and equipment volume effectively, in order to avoid cause the waste in the energy, place.

Description

High-and-low temperature humid heat test box
Technical field
The utility model relates to a kind of environmental test equipment field, particularly relates to a kind of high-and-low temperature humid heat test box.
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.
Utility model content
The purpose of this utility model is to provide a kind of high-and-low temperature humid heat test box.
To achieve these goals, the technical solution of the utility model is: provide a kind of high-and-low temperature humid heat test box, 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 ultrasonic wave refrigerating humidifying device, described ultrasonic wave refrigerating humidifying device comprises: the second refrigerating plant, ultrasonic water mist generator and water smoke conveyance conduit, normal temperature pure water is after described second refrigerating plant refrigeration, ultrasonic-wave water-atomization is produced through described ultrasonic water mist generator, and enter described water smoke conveyance conduit, described water smoke conveyance conduit offers water-mist outlet, and testee is positioned at just to described water-mist outlet place.
Described ultrasonic wave refrigerating humidifying device also comprises: the 3rd refrigerating plant, and described 3rd refrigerating plant freezes to ultrasonic-wave water-atomization indirectly further across described water smoke conveyance conduit after being located at and being positioned at described ultrasonic water mist generator.
Described ultrasonic wave refrigerating humidifying device also comprises: pressue device, and described pressue device is located on described water smoke conveyance conduit and is pressurizeed to ultrasonic-wave water-atomization.
Some subtubes that described water smoke conveyance conduit also comprises main pipeline and is communicated with described main pipeline, described subtube is in being laid on described main pipeline side by side, and flow sensor and magnetic valve is provided with on each described subtube, and described flow sensor and magnetic valve are all connected with controller, described controller detects the flow information of the ultrasonic-wave water-atomization on described subtube by described flow sensor, and is controlled the ultrasonic-wave water-atomization uninterrupted on described subtube by described magnetic valve.
Described main pipeline is firm metal material, described main pipeline is connected with for hanging testee, horizontally disposed crossbeam, and described subtube is also for being horizontally disposed with and being provided with described water-mist outlet, just to described water-mist outlet when testee hang on described crossbeam.
Described main pipeline is also provided with relief valve.
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 crossbeam is also provided with clamping device, and testee is held on described clamping device.
Be provided with the first track bottom described internal box, the lower end of described main pipeline be fixedly connected with described first track with the use of slide block, described main pipeline advances by described slide block or releases described internal box.
Described high-and-low temperature humid heat test box also includes 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 main pipeline can enter or release described internal box from described matching board.
The utility model 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 utility model will become more clear, and these accompanying drawings are for explaining embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of an embodiment of the utility model high-and-low temperature humid heat test box.
Fig. 2 is the explosive view of high-and-low temperature humid heat test box as shown in Figure 1.
Fig. 3 is the internal box of high-and-low temperature humid heat test box as shown in Figure 1 and the cross-sectional view of side box body.
Fig. 4 is the schematic diagram of the passage between side box body and internal box.
Fig. 5 is the schematic diagram of perforate sheet material.
Detailed description of the invention
With reference now to accompanying drawing 1, describe embodiment of the present utility model, element numbers identical in accompanying drawing represents similar element.As mentioned above, as Figure 1-5, high-and-low temperature humid heat test box 100 disclosed in the utility model embodiment, 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, this passage as shown in Figure 4, be located on described internal box 3 and the relative sidewall of side box body 4, and realize being communicated with between described internal box 3 with described side box body 4 in the perforate of upper and lower two ends, 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, trial zone and return air channel 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 ultrasonic wave refrigerating humidifying device 8, described ultrasonic wave refrigerating humidifying device 8 comprises: the second refrigerating plant 81, ultrasonic water mist generator 82 and water smoke conveyance conduit 83, normal temperature pure water is after described second refrigerating plant 81 freezes, ultrasonic-wave water-atomization is produced through described ultrasonic water mist generator 82, and enter described water smoke conveyance conduit 83, described water smoke conveyance conduit 83 offers water-mist outlet, and testee 50 is positioned at just to described water-mist outlet place.For the utility model high-and-low temperature humid heat test box 100, testee 50 is generally need to test its service behaviour under hot and humid condition, such as common ageing-resistant performance parameter, when testee 50 caloric value is larger, by larger for the temperature made in described internal box 3, now increase/reduce the heating power of described heater 71, seriously will weaken and even lose the intensification in described internal box 3 or cooling effect; Similarly, when testee 50 caloric value is larger, the test casing of existing dimensions, increases/reduces the refrigeration work consumption of described first refrigerating plant 72, also seriously can weaken the refrigeration even lost in described internal box 3.Described ultrasonic wave refrigerating humidifying device 8 can produce the ultrasonic-wave water-atomization of low, the high humidity of temperature, can provide the humidity environment of test on the one hand, can also absorb on the one hand in addition to the heat that testee 50 sends for described internal box 3.If do not fall the heat absorption that testee 50 produces, then the heat load produced in described internal box 3 is too large, and makes described heater 71 lose temperature control action to described internal box 3.Described ultrasonic wave refrigerating humidifying device 8 also comprises: the 3rd refrigerating plant (figure does not show), described 3rd refrigerating plant freezes to ultrasonic-wave water-atomization indirectly further across described water smoke conveyance conduit 83 after being located at and being positioned at described ultrasonic water mist generator 82.Described ultrasonic wave refrigerating humidifying device also comprises: pressue device 84, and described pressue device 84 is located on described water smoke conveyance conduit 83 and is pressurizeed to ultrasonic-wave water-atomization.
Four subtubes 832 that described water smoke conveyance conduit 83 also comprises main pipeline 831 and is communicated with described main pipeline 831, the quantity of subtube 832 designs according to the quantity of the spatial volume in described internal box 3 and actual testee 50, can increase according to actual conditions or reduce, described subtube 832 is in being laid on described main pipeline 831 side by side, and flow sensor 833 and magnetic valve 834 is provided with on each described subtube 832, and described flow sensor 833 and magnetic valve 834 are all connected with controller (figure does not show), described controller detects the flow information of the ultrasonic-wave water-atomization on described subtube 832 by described flow sensor 833, and by described magnetic valve 834, the ultrasonic-wave water-atomization uninterrupted on described subtube 832 is controlled.The temperature sensor be connected with described controller also must be provided with in described internal box 3, for detecting the temperature in described internal box 3 at any time, described magnetic valve 834 has to be increased/reduces/be closed in the function of the ultrasonic-wave water-atomization uninterrupted on described subtube 832, described magnetic valve 834 coordinates described second refrigerating plant 81 can control ultrasonic-wave water-atomization flow and temperature, if through the ultrasonic-wave water-atomization temperature still inadequate low temperature of described ultrasonic water mist generator 82, described 3rd refrigerating plant can be started and freezes further to it.By arranging described 3rd refrigerating plant, the job requirement of chamber when the testee 50 that test caloric value is especially big can be met.
In addition, described internal box 3 installs humidity sensor, and it is connected with described controller, controls in real time the humidity environment in described internal box 3, by increasing/reducing the power of described ultrasonic wave refrigerating humidifying device 8, and then the humidity size increasing or reduce in described internal box 3.
Described main pipeline 831 is firm metal material, and it is hollow structure, the inner circulation passage forming ultrasonic-wave water-atomization, described main pipeline 831 is connected with for hanging testee 50, horizontally disposed crossbeam 835, and described subtube 832 is also for being horizontally disposed with and being provided with described water-mist outlet, just to described water-mist outlet when testee 50 hang on described crossbeam 835.Conveniently dismounting, described crossbeam 835 is by being screwed on described main pipeline 831.
Described main pipeline 831 is also provided with relief valve.
Because described ultrasonic water mist generator 82 produces ultrasonic-wave water-atomization, water smoke can provide the humidity environment of test on the one hand, the heat that testee 50 produces can also be lowered the temperature in addition, continue to produce water smoke and then can make discharge reduction in described conveyance conduit 83, must guarantee that the water yield is in the scope be applicable to, or a pipeline that outside can be become to add water should be designed, guarantee that test can continue to carry out.
Described air-out passage 31 is defined by inwall on perforate sheet material 9 as shown in Figure 5 and described internal box 3 to form, and described return air channel 32 is formed for being defined by described perforate sheet material 9 and described internal box 3 times inwalls.
Described crossbeam 835 is also provided with clamping device (figure does not show), testee 50 is held on described clamping device.
Be provided with the first track 34 bottom described internal box 3, the lower end of described main pipeline 831 be fixedly connected with described first track with the use of slide block 35, described main pipeline 831 advances or releases described internal box 3 by described slide block 35.
Described high-and-low temperature humid heat test box 100 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 described internal box 3 times inwall levels, also be provided with second track (figure does not show) that can dock with described first track 34, described main pipeline 831 can enter or release described internal box 3 from described matching board.By described matching board, can be easy to low testee 50 loading or unloading to be got off,
Composition graphs 1-5, operationally, described controller control blower fan 73 operates the utility model high-and-low temperature humid heat test box on the one hand, 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 absorption 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 ultrasonic wave refrigerating humidifying device 8, it comprises: the second refrigerating plant 81, ultrasonic water mist generator 82 and water smoke conveyance conduit 83, it not only can be provided for for described internal box 3 inside the low-temperature receiver absorbing testee 50 evolution of heat, and test humidity environment can be provided, kill two birds with one stone, and the ultrasonic-wave water-atomization that described ultrasonic water mist generator 82 produces can also be freezed further by described 3rd refrigerating plant, the test request of more wide region can be met.
The utility model has following beneficial effect:
1, for the testee 50 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 50 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 preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.

Claims (10)

1. a high-and-low temperature humid heat test box, 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 ultrasonic wave refrigerating humidifying device, described ultrasonic wave refrigerating humidifying device comprises: the second refrigerating plant, ultrasonic water mist generator and water smoke conveyance conduit, normal temperature pure water is after described second refrigerating plant refrigeration, ultrasonic-wave water-atomization is produced through described ultrasonic water mist generator, and enter described water smoke conveyance conduit, described water smoke conveyance conduit offers water-mist outlet, and testee is positioned at just to described water-mist outlet place.
2. high-and-low temperature humid heat test box as claimed in claim 1, it is characterized in that: described ultrasonic wave refrigerating humidifying device also comprises: the 3rd refrigerating plant, described 3rd refrigerating plant freezes to ultrasonic-wave water-atomization indirectly further across described water smoke conveyance conduit after being located at and being positioned at described ultrasonic water mist generator.
3. high-and-low temperature humid heat test box as claimed in claim 1 or 2, it is characterized in that: described ultrasonic wave refrigerating humidifying device also comprises: pressue device, described pressue device is located on described water smoke conveyance conduit and is pressurizeed to ultrasonic-wave water-atomization.
4. high-and-low temperature humid heat test box as claimed in claim 3, it is characterized in that: some subtubes that described water smoke conveyance conduit also comprises main pipeline and is communicated with described main pipeline, described subtube is in being laid on described main pipeline side by side, and flow sensor and magnetic valve is provided with on each described subtube, and described flow sensor and magnetic valve are all connected with controller, described controller detects the flow information of the ultrasonic-wave water-atomization on described subtube by described flow sensor, and by described magnetic valve, the ultrasonic-wave water-atomization uninterrupted on described subtube is controlled.
5. high-and-low temperature humid heat test box as claimed in claim 4, it is characterized in that: described main pipeline is firm metal material, described main pipeline is connected with for hanging testee, horizontally disposed crossbeam, and described subtube is also for being horizontally disposed with and being provided with described water-mist outlet, just to described water-mist outlet when testee hang on described crossbeam.
6. high-and-low temperature humid heat test box as claimed in claim 5, is characterized in that: described main pipeline is also provided with relief valve.
7. high-and-low temperature humid heat test box as claimed in claim 6, it 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.
8. high-and-low temperature humid heat test box as claimed in claim 7, it is characterized in that: described crossbeam is also provided with clamping device, testee is held on described clamping device.
9. high-and-low temperature humid heat test box as claimed in claim 8, it is characterized in that: bottom described internal box, be provided with the first track, the lower end of described main pipeline be fixedly connected with described first track with the use of slide block, described main pipeline advances by described slide block or releases described internal box.
10. high-and-low temperature humid heat test box as claimed in claim 9, it is characterized in that: described high-and-low temperature humid heat test box also includes 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 main pipeline can enter or release described internal box from described matching board.
CN201420734444.3U 2014-11-27 2014-11-27 High-and-low temperature humid heat test box CN204261686U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104525279A (en) * 2014-11-27 2015-04-22 深圳市华测检测技术股份有限公司 High-low temperature damp-hot test box
CN105161966A (en) * 2015-10-12 2015-12-16 哈尔滨工业大学 Large-aperture crystal frequency-doubling conversion device realizing crystal temperature regulation and control under forced convection
CN105226497A (en) * 2015-10-12 2016-01-06 哈尔滨工业大学 A kind of heavy caliber crystal double frequency conversion equipment of controllable crystal temperature effect
CN105223978A (en) * 2015-10-12 2016-01-06 哈尔滨工业大学 A kind of casing adopting thermostatted water recycle design to realize temperature adjusting function
CN105244751A (en) * 2015-10-12 2016-01-13 哈尔滨工业大学 Frequency multiplication conversion apparatus for realizing temperature regulation of large-caliber crystals with double temperature control modes
CN105244750A (en) * 2015-10-12 2016-01-13 哈尔滨工业大学 Frequency multiplication conversion apparatus for realizing temperature regulation of large-caliber crystals in vacuum environment

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104525279A (en) * 2014-11-27 2015-04-22 深圳市华测检测技术股份有限公司 High-low temperature damp-hot test box
CN105161966A (en) * 2015-10-12 2015-12-16 哈尔滨工业大学 Large-aperture crystal frequency-doubling conversion device realizing crystal temperature regulation and control under forced convection
CN105226497A (en) * 2015-10-12 2016-01-06 哈尔滨工业大学 A kind of heavy caliber crystal double frequency conversion equipment of controllable crystal temperature effect
CN105223978A (en) * 2015-10-12 2016-01-06 哈尔滨工业大学 A kind of casing adopting thermostatted water recycle design to realize temperature adjusting function
CN105244751A (en) * 2015-10-12 2016-01-13 哈尔滨工业大学 Frequency multiplication conversion apparatus for realizing temperature regulation of large-caliber crystals with double temperature control modes
CN105244750A (en) * 2015-10-12 2016-01-13 哈尔滨工业大学 Frequency multiplication conversion apparatus for realizing temperature regulation of large-caliber crystals in vacuum environment
CN105223978B (en) * 2015-10-12 2017-06-13 哈尔滨工业大学 A kind of use constant temperature water-cycling mode realizes the casing of temperature adjusting function
CN105226497B (en) * 2015-10-12 2018-07-03 哈尔滨工业大学 A kind of heavy caliber crystal double frequency conversion equipment of controllable crystal temperature effect
CN105244750B (en) * 2015-10-12 2018-07-06 哈尔滨工业大学 The heavy caliber crystal double frequency conversion equipment of crystal temperature effect regulation and control is realized under vacuum environment
CN105161966B (en) * 2015-10-12 2018-09-07 哈尔滨工业大学 The heavy caliber crystal double frequency conversion equipment of crystal temperature effect regulation and control is realized under forced convertion

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Effective date of registration: 20170323

Address after: 201114 Shanghai City, Pujiang, the new town of Victoria Road, building No. 777, No. 5, building

Patentee after: Shanghai Hua Yue Yue Yue Material Technology Co., Ltd.

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Patentee before: CENTRE TESTING INTERNATIONAL GROUP CO., LTD.

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Address after: 518101 Guangdong, Shenzhen Province, Baoan District District, Wei Wei Industrial Park, building C, 70

Patentee after: CENTRE TESTING INTERNATIONAL GROUP CO., LTD.

Address before: 518101 Guangdong, Shenzhen Province, Baoan District District, Wei Wei Industrial Park, building C, 70

Patentee before: Shenzhen Centre Testing Technology Co., Ltd.

Address after: 518101 Guangdong, Shenzhen Province, Baoan District District, Wei Wei Industrial Park, building C, 70

Patentee after: CENTRE TESTING INTERNATIONAL GROUP CO., LTD.

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