CN206573956U - High/low temperature cycler for high/low temperature acute variation test equipment performance - Google Patents
High/low temperature cycler for high/low temperature acute variation test equipment performance Download PDFInfo
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- CN206573956U CN206573956U CN201720303443.7U CN201720303443U CN206573956U CN 206573956 U CN206573956 U CN 206573956U CN 201720303443 U CN201720303443 U CN 201720303443U CN 206573956 U CN206573956 U CN 206573956U
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Abstract
The utility model discloses the high/low temperature cycler for high/low temperature acute variation test equipment performance, including refrigerant source, flow control valve, temperature control equipment, equipment to be tested, blower fan and control unit；Refrigerant source, flow control valve, temperature control equipment, blower fan, equipment to be tested are sequentially connected in series；Refrigerant source is used to provide refrigerant so that equipment to be tested realizes temperature change；Heating unit and the supply unit for conveying refrigerant are provided with temperature control equipment, the heating unit is used for heated transportation unit and then heats refrigerant, the input of supply unit is connected with flow control valve, the output end of supply unit is connected with the input of equipment to be tested, and the input of the output end of equipment to be tested also with refrigerant supply unit is connected.The utility model temperature control scope is wide, can from 175 DEG C to 150 DEG C in the range of temperature adjustment, and the speed risen or fallen to temperature also can be controlled accurately.
Description
Technical field
The utility model is related to temperature change control field, and in particular to for high/low temperature acute variation test equipment performance
High/low temperature cycler.
Background technology
Common equipment is needed in set a high temperature or low-temperature values, such equipment it is carried out high temperature or
The temperature control of low temperature is easier, thus research equipment be in high temperature or low temperature when performance change situation be easier.But
Also there are some special installations to need to test their performance of operating condition in the environment of high/low temperature acute variation, therefore be accomplished by creating
The environment of high/low temperature acute variation, to complete measure of the equipment in the performance of operating condition of high/low temperature acute variation.
Existing apparatus easily realizes the extreme changes of temperature control of high temperature or low temperature, but can not realize high/low temperature two
Switch at any time between person.
Utility model content
Followed in view of the above-mentioned problems, the utility model is provided for the high/low temperature of high/low temperature acute variation test equipment performance
Ring control device, the control system only adjusts the aperture of flow control valve and being sized to together for heating power by control unit
Timely conversion between Shi Shixian high/low temperatures, for need test in the violent circulation change of high/low temperature equipment performance provide according to
According to.
The utility model is achieved through the following technical solutions：
High/low temperature cycler for high/low temperature acute variation test equipment performance, it is characterised in that including system
Cold medium source, flow control valve, temperature control equipment, equipment to be tested, blower fan and control unit；
Refrigerant source, flow control valve, temperature control equipment, blower fan, equipment to be tested are sequentially connected in series；Refrigerant source
For providing refrigerant so that equipment to be tested realizes temperature change；Heating unit is provided with temperature control equipment and is used for
The supply unit of refrigerant is conveyed, the heating unit is used for heated transportation unit and then heats refrigerant, supply unit
Input be connected with flow control valve, the output end of supply unit is connected with the input of equipment to be tested, equipment to be tested
Input of the output end also with refrigerant supply unit be connected；
Described control unit and flow control valve, heating unit communication connection, control unit are used to control flow control valve
Aperture and heating unit watt level；
During cooling, the aperture of control unit regulation flow control valve simultaneously closes heating unit, the refrigeration in refrigerant source
Medium flows into the supply unit of temperature control equipment, then flows into equipment to be tested and treat test equipment and cool, and is treating every time
Refrigerant of the test equipment Jing Guo heat exchange then from equipment to be tested is recycled to temperature control equipment, is set to be tested again
It is standby to be cooled down；
Heated up after cooling, control unit regulation flow control valve is closed and opens heating unit, temperature control equipment,
Interior circulation is constituted between blower fan and equipment to be tested, the refrigerant in resting in inner loop pipeline is followed in the presence of blower fan
Circulation move, refrigerant in temperature control equipment by being flowed into after heating unit heats in equipment to be tested, with equipment to be tested
Heat exchange, during circulating, it is persistently overheating that the refrigerant after heating every time treats test equipment progress.
The utility model and prior art difference are：The utility model is only by controlling the aperture of flow control valve
With the power of heating unit, you can realize that the high/low temperature of temperature is acutely converted, can quickly it change between high/low temperature for needs
The equipment for carrying out performance test provides indispensable high/low temperature changing environment.I.e. by the way that the refrigeration of real-time adjustment refrigerant is imitated
Really, the control of high/low temperature acute variation environment is realized.If the speed that temperature rises is not fast enough, control unit control the can be passed through
One temperature transmitter heightens the heating unit power of temperature control equipment, you can realize the purpose being rapidly heated.Because refrigeration is situated between
Heating unit in matter and temperature control equipment can carry out heat exchange in time, therefore can control the temperature of refrigerant in time
Change, realizes the test environment demand of high/low temperature acute variation.
Blower fan is multiple, and is to be arranged in parallel between multiple blower fans.The setting of blower fan, is to overcome whole system
The interior resistance of ducting, accelerates the flowing velocity of the refrigerant in pipeline, to complete the quick reality of high/low temperature acute variation environment
It is existing.It can in addition contain drive big blower fan according to actual needs or turn down blower fan, to increase or reduce the flowing speed of refrigerant
Degree.
Multiple blower fans are 2 classes, and a class is low temperature blower fan, and the accommodation of low temperature blower fan is -175 DEG C -20 DEG C, another
Class is high-temperature blower, and the accommodation of high-temperature blower is 20 DEG C -150 DEG C.Low temperature blower fan and high-temperature blower are to adapt to difference
What temperature environment was set, low temperature blower fan mainly tackles the system at -175-20 DEG C in the temperature range come out from temperature control equipment
Cold medium, can similarly deduce the application of high-temperature blower.
The first temperature sensor is additionally provided with pipeline between flow control valve and temperature control equipment, the first temperature is passed
Sensor is also associated with the first temperature transmitter, first temperature transmitter and control unit communication connection.By further existing
First temperature sensor and the first temperature transmitter are set in system, additionally it is possible to there is high/low temperature to change setting for performance testing requirement
The standby accurate temperature change of offer is control rate temperature change, helps tester to search out equipment performance change to be tested
Temperature flex point, and the power of flow control valve and heating unit can also be adjusted by control unit, temperature is constant to certain
One temperature value is switched fast between certain two temperature, with the heat-resistant stability temperature range of Rapid measuring or
Cold-resistant stability temperature range.
When needing thermostatic control, when the first temperature transmitter design temperature is less than or during environment temperature, pass through control
The aperture of unit chain control flow control valve and the heating power of heating unit so that the temperature of the first temperature transmitter is constant
In the range of ± 0.5 DEG C of design temperature, and then ensure that temperature accuracy control is in the range of ± 1 DEG C at this.
Temperature-control range of the present utility model is -175 DEG C -150 DEG C, and the speed risen or fallen to temperature can also carry out essence
Accurate control.The display that it is exactly foundation temperature transmitter that its control device, which is, utilizes control unit to control opening for flow control valve
The regulation of the watt level of degree and heating unit.If it is not fast enough to adjust rate temperature change, corresponding blower fan can also be opened,
The flowing velocity of refrigerant is improved, with raising heat exchanging efficiency.
The aggregating apparatus of aggregation refrigerating plant is additionally provided with pipeline between flow control valve and temperature control equipment.Converge
The effect of acquisition means is there is cushioning effect to refrigerant, and the pressure oscillation not resulted in pipeline is excessive.
Second temperature sensor, second temperature are additionally provided with pipeline between temperature control equipment and equipment to be tested
Degree sensor is connected with second temperature transmitter, second temperature transmitter and control unit communication connection.Second temperature sensor
With being provided in control the temperature conditions for the refrigerant that equipment to be tested comes out for second temperature transmitter, to adjust at any time
Whole control method, meets be actually needed in time.If the pipeline in interior circulation is long acceptable as needed in appropriate position
Three-temperature sensor and the 3rd temperature transmitter are installed, the 4th temperature sensor and the 4th temperature transmitter are set.
Also include the pressure sensor for being arranged on the exit of equipment to be tested, pressure sensor is connected with pressure inverting
Device, pressure transmitter and control unit communication connection, in addition to the pressure being arranged on the exit pipeline of equipment to be tested are released
Put valve, the pressure relief valve and control unit communication connection.
Temperature control equipment is 2 groups or more than 2 groups, is that parallel connection is set between 2 groups or more than 2 groups of temperature control equipment
Put.In order to further quickly realize the lifting and cooling of temperature, several groups of temperature control equipments can be set more.
The heating unit is electric heater, and the electric heater includes multiple resistance wires, and multiple resistance wires are arranged in parallel.
Supply unit is that described to include the pipeline of multiple bendings around pipe group, the pipeline of multiple bendings is arranged in parallel around pipe group.Multiple resistance
The used in parallel of silk can equally realize quick control cooling or heat up.Group number is more, and regulating gradient is smaller, and degree of regulation is got over
Height, is more easy to control.Wherein electrical heating wire material had not only been resistant to -196 DEG C of low temperature but also had been resistant to 400 high temperature.Uniformly conveyed around Guan Zuneng
The pipeline of cryogenic media, by many small-caliber pipeline bendings side by side, two ends set manifold trunk to constitute.Radical is more, side by side plus
Hot area is bigger, and evenly, degree of regulation is higher, is more conducive to the control to rear end temperature for heating.Due to adding around pipe group and electricity
Hot device is multigroup composition, more effectively can accurately control warming and cooling rate and be easy to maintain air outlet temperature constant.
Attemperator is coated with pipeline in whole system, you can avoid temperature loss to greatest extent.It is to be tested
Urgent valve is additionally provided between equipment and temperature control equipment, so as to the running of halt system in time.
The utility model compared with prior art, has the following advantages and advantages：
1st, the utility model can quickly realize high/low temperature acute variation, can be surveyed for demand high/low temperature acute variation performance
The equipment of examination provides simple apparatus and method；
2nd, the utility model temperature control scope is wide, can from -175 DEG C to 150 DEG C in the range of temperature adjustment, and to temperature rise or
The speed of decline also can be controlled accurately, therefore the utility model can also be adapted to demand temperature and arbitrarily change (bag
Include even variation or parabola change) performance test equipment；
3rd, the utility model can change the speed of temperature change according to actual needs；
4th, the utility model can also quickly provide constant temperature test environment.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application
Part, does not constitute the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is the utility model structural representation.
Mark and corresponding parts title in accompanying drawing：
1- refrigerants source, 2- temperature control equipments, 21- supply units, 22- heating units, 3- blower fans, 4- is to be tested to be set
It is standby, 5- flow control valves, the temperature transmitters of 6- first, the temperature sensors of 7- first, 8- pressure transmitters, 9- second temperature pick-ups
Device, 10- aggregating apparatus, 11- pressure relief valves, 12- second temperature sensors, 13- pressure sensors, 14- control units.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, is not intended as limiting of the present utility model.
Embodiment 1
As shown in figure 1, the high/low temperature cycler for high/low temperature acute variation test equipment performance, including refrigeration
Medium source 1, flow control valve 5, temperature control equipment 2, equipment to be tested 4, blower fan 3 and control unit 14；
Refrigerant source 1, flow control valve 5, temperature control equipment 2, blower fan 3, equipment to be tested 4 are sequentially connected in series；Refrigeration
Medium source 1 is used to provide refrigerant so that equipment to be tested 4 realizes temperature change；Heating is provided with temperature control equipment 2
Unit 22 and the supply unit 21 for conveying refrigerant, the heating unit 22 are used for heated transportation unit 21 and then heated
Refrigerant, the input of supply unit 21 is connected with flow control valve 5, the output end of supply unit 21 and equipment to be tested 4
Input be connected, the input of the output end of equipment 4 to be tested also with refrigerant supply unit 21 is connected；
Described control unit 14 and flow control valve 5, heating unit 22 are communicated to connect, and control unit 14 is used to control flow
The aperture of regulating valve 5 and the watt level of heating unit 22；
During cooling, the aperture of the regulation flow control valve 5 of control unit 14 simultaneously closes heating unit 22, in refrigerant source 1
Refrigerant flow into temperature control equipment 2 supply unit 21, then flow into equipment 4 to be tested treat test equipment 4 cooling drop
Temperature, every time the refrigerant in equipment 4 to be tested Jing Guo heat exchange be then recycled to from equipment 4 to be tested in temperature control equipment 2,
Test equipment 4 is treated again to be cooled down；
Heated up after cooling, the regulation flow control valve 5 of control unit 14 is closed and opens heating unit 22, temperature control
Interior circulation is constituted between device 2, blower fan 3 and equipment to be tested 4, the refrigerant in resting in inner loop pipeline is in blower fan 3
In the presence of circulate, refrigerant in temperature control equipment 2 by heating unit 22 heat after flow into equipment 4 to be tested
In, with the heat exchange of equipment 4 to be tested, during circulating, the refrigerant after heating is treated test equipment 4 and carried out every time
It is persistently overheating.
The utility model and prior art difference are：The utility model is only by controlling opening for flow control valve 5
The power of degree and heating unit 22, you can realize that the high/low temperature of temperature is acutely converted, can be quick between high/low temperature to need
The equipment that change carries out performance test provides indispensable high/low temperature changing environment.Pass through the refrigeration by refrigerant is adjusted in real time
Effect, realizes the control of high/low temperature acute variation environment.If the speed that temperature rises is not fast enough, it can be controlled by control unit 14
Make the power of heating unit 22 that the first temperature transmitter 6 heightens temperature control equipment 2, you can realize the purpose being rapidly heated.By
Heat exchange can be carried out in time in the heating unit 22 in refrigerant and temperature control equipment 2, therefore can control system in time
The temperature change of cold medium, realizes the test environment demand of high/low temperature acute variation.The model BOSCH-REXROTH of control unit 14
BASICUNIVERSAL control units, Germany Pulsotronic control units SI-CON11-4/20083694015009540-1,
EK-1000IP or Siemens S7-400 .6ES7422-1HH00-0AA0, control unit model be not limited to it is above-mentioned refer to,
As long as the control function in whole device can be realized.
Blower fan 3 is multiple, and is to be arranged in parallel between multiple blower fans 3.The setting of blower fan 3, is whole in order to overcome
The resistance of ducting in system, accelerates the flowing velocity of the refrigerant in pipeline, to complete the fast of high/low temperature acute variation environment
Speed is realized.It can in addition contain drive big blower fan 3 according to actual needs or turn down blower fan 3, to increase or reduce refrigerant
Flowing velocity.
Multiple blower fans 3 are 2 classes, and a class is low temperature blower fan 3, and the accommodation of low temperature blower fan 3 is -175 DEG C -20 DEG C,
Another kind of is high-temperature blower 3, and the accommodation of high-temperature blower 3 is 20 DEG C -150 DEG C.Low temperature blower fan 3 and high-temperature blower 3 be in order to
Adapt to different temperatures ambient As, low temperature blower fan 3 mainly tackle in the temperature range come out from temperature control equipment 2 -
175-20 DEG C of refrigerant, can similarly deduce the application of high-temperature blower 3.
The first temperature sensor 7, the first temperature are additionally provided with pipeline between flow control valve 5 and temperature control equipment 2
Degree sensor 7 is also associated with the first temperature transmitter 6, and first temperature transmitter 6 and control unit 14 are communicated to connect.Pass through
Temperature sensor and temperature transmitter are further set in system, additionally it is possible to there is high/low temperature to change setting for performance testing requirement
The standby accurate temperature change of offer is control rate temperature change, helps tester to search out the performance change of equipment 4 to be tested
Temperature flex point, and the power of flow control valve 5 and heating unit 22 can also be adjusted by control unit 14, temperature is permanent
Surely arrive some temperature value or be switched fast between certain two temperature, with the heat-resistant stability temperature model of Rapid measuring
Enclose or the stability temperature range that resists cold.
Temperature-control range of the present utility model is -175 DEG C -150 DEG C, and the speed risen or fallen to temperature can also carry out essence
Accurate control.The display that it is exactly foundation temperature transmitter that its control device, which is, utilizes control unit 14 to control flow control valve 5
The regulation of aperture and the watt level of heating unit 22.If it is not fast enough to adjust rate temperature change, it can also open corresponding
Blower fan 3, improves the flowing velocity of refrigerant, with raising heat exchanging efficiency.
The aggregating apparatus of aggregation refrigerating plant is additionally provided with pipeline between flow control valve 5 and temperature control equipment 2
10.The effect of aggregating apparatus 10 is there is cushioning effect to refrigerant, and the pressure oscillation not resulted in pipeline is excessive.
Second temperature sensor 12, described are additionally provided with pipeline between temperature control equipment 2 and equipment to be tested 4
Two temperature sensors 12 are connected with second temperature transmitter 9, and second temperature transmitter 9 and control unit 14 are communicated to connect.Second
Temperature sensor 12 and second temperature transmitter 9 are provided in controlling the temperature for the refrigerant that equipment 4 to be tested comes out
Degree situation, to adjust whole control method at any time, meets be actually needed in time.
Also include the pressure sensor 13 for being arranged on the exit of equipment 4 to be tested, pressure sensor 13 is connected with pressure
Transmitter 8, pressure transmitter 8 and control unit 14 are communicated to connect, in addition to are arranged on the exit pipeline of equipment 4 to be tested
Pressure relief valve 11, the pressure relief valve 11 and control unit 14 are communicated to connect.
It is in parallel between 2 groups or more than 2 groups, 2 groups or more than 2 groups of temperature control equipment 2 that temperature control equipment 2, which is,
Set.In order to further quickly realize the lifting and cooling of temperature, several groups of temperature control equipments 2 can be set more.
The heating unit 22 is electric heater, and the electric heater includes multiple resistance wires, and multiple resistance wire parallel connections are set
Put.Supply unit 21 is that described to include the pipeline of multiple bendings around pipe group, the pipeline of multiple bendings is arranged in parallel around pipe group.
Attemperator is coated with pipeline in whole system, you can avoid temperature loss to greatest extent.
When being cooled, the aperture of the regulation flow control valve 5 of control unit 14 simultaneously closes heating unit 22, refrigerant source
Refrigerant in 1 flows into the supply unit 21 of temperature control equipment 2, then flows into equipment 4 to be tested and treat test equipment 4 and cool down
Cooling, the refrigerant in equipment 4 to be tested Jing Guo heat exchange is then recycled to temperature control equipment 2 from equipment 4 to be tested every time
In, test equipment 4 is treated again to be cooled down；Heated up after cooling, the regulation flow control valve 5 of control unit 14 is closed and opened
Logical heating unit 22, constitutes interior circulation between temperature control equipment 2, blower fan 3 and equipment to be tested 4, rests on inner loop pipeline
Refrigerant in interior is circulated in the presence of blower fan 3, and refrigerant is added in temperature control equipment 2 by heating unit 22
Flowed into after heat in equipment 4 to be tested, with the heat exchange of equipment 4 to be tested, during circulating, the refrigeration after heating is situated between every time
Equipment 4 to be tested of verifying carries out persistently overheating.
During constant temperature, when first or two temperature transmitter design temperature be less than or during environment temperature, pass through control unit
The aperture of 14 chain control flow control valves 5 and the heating power of heating unit 22 so that first or two temperature transmitters
Temperature is constant in the range of ± 0.5 DEG C of design temperature, and then ensures that temperature accuracy control is in the range of ± 1 DEG C at this.
Above-described embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect
One step is described in detail, be should be understood that and be the foregoing is only embodiment of the present utility model, is not used to limit
Fixed protection domain of the present utility model, all any modifications within spirit of the present utility model and principle, made, is equally replaced
Change, improve, should be included within protection domain of the present utility model.
Claims (9)
1. the high/low temperature cycler for high/low temperature acute variation test equipment performance, it is characterised in that including refrigeration
Medium source (1), flow control valve (5), temperature control equipment (2), equipment to be tested (4), blower fan (3) and control unit (14)；
Refrigerant source (1), flow control valve (5), temperature control equipment (2), blower fan (3), equipment to be tested (4) are gone here and there successively
Connection；Refrigerant source (1) is used to provide refrigerant so that equipment to be tested (4) realizes temperature change；Temperature control equipment (2)
Heating unit (22) and the supply unit (21) for conveying refrigerant are inside provided with, the heating unit (22) is used to heat
Supply unit (21) and then heating refrigerant, the input of supply unit (21) are connected with flow control valve (5), supply unit
(21) output end is connected with the input of equipment to be tested (4), and the output end of equipment (4) to be tested is also conveyed with refrigerant
The input of unit (21) is connected；
Described control unit (14) and flow control valve (5), heating unit (22) communication connection, control unit (14) are used to control
The aperture of flow control valve (5) and the watt level of heating unit (22).
2. the high/low temperature cycler according to claim 1 for high/low temperature acute variation test equipment performance,
Characterized in that, blower fan (3) is multiple, and it is to be arranged in parallel between multiple blower fans (3).
3. the high/low temperature cycler according to claim 2 for high/low temperature acute variation test equipment performance,
Characterized in that, multiple blower fans (3) are 2 classes, a class is low temperature blower fan (3), and the accommodation of low temperature blower fan (3) is -175
DEG C -20 DEG C, another kind of is high-temperature blower (3), and the accommodation of high-temperature blower (3) is 20 DEG C -150 DEG C.
4. the high/low temperature cycler according to claim 1 for high/low temperature acute variation test equipment performance,
Characterized in that, being additionally provided with the first temperature sensor on pipeline between flow control valve (5) and temperature control equipment (2)
(7), the first temperature sensor (7) is also associated with the first temperature transmitter (6), and first temperature transmitter (6) and control are single
First (14) communication connection.
5. the high/low temperature cycler according to claim 1 for high/low temperature acute variation test equipment performance,
Characterized in that, being additionally provided with the remittance of aggregation refrigerating plant on pipeline between flow control valve (5) and temperature control equipment (2)
Acquisition means (10).
6. the high/low temperature cycler according to claim 1 for high/low temperature acute variation test equipment performance,
Characterized in that, being additionally provided with second temperature sensor on pipeline between temperature control equipment (2) and equipment to be tested (4)
(12), the second temperature sensor (12) is connected with second temperature transmitter (9), and second temperature transmitter (9) and control are single
First (14) communication connection.
7. the high/low temperature cycler according to claim 1 for high/low temperature acute variation test equipment performance,
Characterized in that, also including the pressure sensor (13) for being arranged on the exit of equipment to be tested (4), pressure sensor (13) is even
Pressure transmitter (8), pressure transmitter (8) and control unit (14) communication connection are connected to, in addition to is arranged on equipment to be tested
(4) pressure relief valve (11) on exit pipeline, the pressure relief valve (11) and control unit (14) communication connection.
8. the high/low temperature cycler according to claim 1 for high/low temperature acute variation test equipment performance,
Characterized in that, temperature control equipment (2) for 2 groups or more than 2 groups, 2 groups or more than 2 groups temperature control equipment (2) it
Between to be arranged in parallel.
9. the high/low temperature cycler according to claim 1 for high/low temperature acute variation test equipment performance,
Characterized in that, the heating unit (22) is electric heater, the electric heater includes multiple resistance wires, and multiple resistance wires are simultaneously
Connection is set, and supply unit (21) is that described to include the pipeline of multiple bendings around pipe group, the pipeline parallel connection of multiple bendings is set around pipe group
Put.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303443.7U CN206573956U (en) | 2017-03-27 | 2017-03-27 | High/low temperature cycler for high/low temperature acute variation test equipment performance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303443.7U CN206573956U (en) | 2017-03-27 | 2017-03-27 | High/low temperature cycler for high/low temperature acute variation test equipment performance |
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| Publication Number | Publication Date |
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| CN206573956U true CN206573956U (en) | 2017-10-20 |
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ID=60053287
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720303443.7U Expired - Fee Related CN206573956U (en) | 2017-03-27 | 2017-03-27 | High/low temperature cycler for high/low temperature acute variation test equipment performance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108532A (en) * | 2019-05-17 | 2019-08-09 | 中国科学院理化技术研究所 | High/low temperature processing equipment |
| CN111722972A (en) * | 2019-03-18 | 2020-09-29 | 深圳玖合精工科技有限公司 | Memory high-low temperature testing device and testing method thereof |
-
2017
- 2017-03-27 CN CN201720303443.7U patent/CN206573956U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111722972A (en) * | 2019-03-18 | 2020-09-29 | 深圳玖合精工科技有限公司 | Memory high-low temperature testing device and testing method thereof |
| CN110108532A (en) * | 2019-05-17 | 2019-08-09 | 中国科学院理化技术研究所 | High/low temperature processing equipment |
| CN110108532B (en) * | 2019-05-17 | 2024-04-19 | 中国科学院理化技术研究所 | High-low temperature treatment equipment |
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