CN112415321A - Electrical equipment performance testing device and testing production line applying same - Google Patents
Electrical equipment performance testing device and testing production line applying same Download PDFInfo
- Publication number
- CN112415321A CN112415321A CN202011480185.2A CN202011480185A CN112415321A CN 112415321 A CN112415321 A CN 112415321A CN 202011480185 A CN202011480185 A CN 202011480185A CN 112415321 A CN112415321 A CN 112415321A
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- electrical equipment
- control device
- testing
- test system
- system control
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/01—Subjecting similar articles in turn to test, e.g. "go/no-go" tests in mass production; Testing objects at points as they pass through a testing station
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
- G01R1/07307—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card
- G01R1/07357—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card with flexible bodies, e.g. buckling beams
Abstract
The invention relates to a performance testing device of electrical equipment and a testing production line applying the same, comprising: support frame body, circular telegram module component and test system control device. The power-on module assembly is movably arranged at the top of the support frame body and is used for forming electric connection with an external safety tester; the test system control device is movably arranged above the electrified module assembly and is used for forming electric connection with the electrical equipment, an electrical safety test system is arranged in the test system control device, and the test system control device is arranged to move towards the electrified module assembly under the driving of the external driving device so as to form electric connection with the electrified module assembly, so that the electrical equipment, the electrical safety test system and the safety tester are communicated to form an electrical safety test loop. The electrical equipment performance testing device simplifies the operation process of electrical equipment performance testing and can improve the personal safety of testing personnel.
Description
Technical Field
The invention belongs to the technical field of electrical equipment performance testing, and particularly relates to an electrical equipment performance testing device and a testing production line using the same.
Background
Electrical equipment, such as an air conditioner, needs to be electrically tested before being shipped from a factory to check the safety performance of the shipped electrical equipment. Therefore, performing safety performance testing on products is a separate and important core position in the product assembly line.
At present, in the prior art, for the performance test of electrical equipment, a tester usually butt-joints a wiring tool to a wiring board of a product, then contacts a test grounding clamp on a metal shell of the product, starts a safety tester to test the safety performance of the product, and after the test is qualified, covers an inspection seal, and takes the wiring tool and the grounding clamp to complete the product test. Therefore, the whole process of the performance test in the prior art is complicated, the test is a strong current test, and the life safety of the staff is easily threatened if the operation is improper.
Disclosure of Invention
In order to solve all or part of the problems, the invention aims to provide an electrical equipment performance testing device, so as to simplify the operation process of electrical equipment performance testing and improve the personal safety of testing personnel.
According to a first aspect of the present invention, an electrical equipment performance testing apparatus is provided, which includes a support frame, an energization module assembly, and a testing system control apparatus. The power-on module assembly is movably arranged at the top of the support frame body and is used for forming electric connection with an external safety tester; the test system control device is movably arranged above the electrified module assembly and is used for forming electric connection with the electrical equipment, an electrical safety test system is arranged in the test system control device, and the test system control device is arranged to move towards the electrified module assembly under the driving of the external driving device so as to form electric connection with the electrified module assembly, so that the electrical equipment, the electrical safety test system and the safety tester are communicated to form an electrical safety test loop.
Furthermore, the test system control device is also internally provided with an operation test system, and the electrical equipment performance test device also comprises a control device arranged on the test system control device. Wherein, controlling means is connected with electrical safety test system and operation test system electricity respectively, and controlling means sets up to: after the electrical safety test loop is disconnected, the test loop is switched to the electrical equipment to be communicated with the operation test system, so that an operation test system loop is formed.
Furthermore, the power-on module assembly comprises a mounting plate, an electric connection assembly and a sensing device, and the mounting plate is movably arranged on the support frame body; the electric connection component is electrically connected with the induction device. The test system control device is arranged to be capable of being in contact with the sensing device, and the sensing device is arranged to be capable of controlling the electric connection component to be electrically connected with the test system control device after being in contact with the test system control device.
Furthermore, the electric connection assembly comprises a limiting component and an electromagnetic valve which are arranged on the mounting plate, a probe is arranged in the limiting component in a sliding mode along the vertical direction, and the probe is connected with the electromagnetic valve through a spring piece. The electromagnetic valve is electrically connected with the sensing device, so that the electromagnetic valve is controlled to be powered on and off through the sensing device, and the probe is released and retracted.
Further, the sensing device is a blocking cylinder.
Furthermore, the top of the support frame body is provided with a guide rail along the horizontal direction, the mounting plate is connected with the guide rail, and the guide rail can drive the electrified module component to move along the horizontal direction under the driving of the driving device.
Furthermore, the electrical equipment performance testing device also comprises a fixed support, the fixed support is used for being fixedly connected with an external assembly line, and the testing system control device is arranged on the fixed support. The bottom of the test system control device is provided with a wiring board, the wiring board is provided with a conducting strip which is electrically connected with the electrical safety test system, and the probe can be connected with the conducting strip in an on-off mode.
Furthermore, the electrical equipment performance testing device also comprises a control system and a switch, wherein the control system is arranged in the external control end and used for storing the test data of the testing system control device, and the switch is arranged on the testing system control device. The switch is constructed as a code scanning switch electrically connected with the control system and used for controlling the electrical equipment performance testing device to be switched on and off.
Further, the electrical equipment performance testing device further comprises a bar code formed in the control system, wherein the bar code is used for inquiring the test data.
According to a second aspect of the present invention, there is provided a test line comprising a linear line, a loop line spaced apart on one side of the linear line, and the above-described electrical equipment performance testing apparatus. The linear assembly line is used for placing electrical equipment, the electrical equipment performance testing device is arranged inside the circular assembly line to form an electrical safety testing area, and the testing system control device is arranged on the circular assembly line.
The performance testing device for the electrical equipment has the following advantages:
1) the electrical equipment performance testing device does not need manual operation in the testing process, so that the automatic testing of electrical safety is realized, the investment of labor cost is directly reduced, and the personal safety of testing personnel in a strong current testing environment is ensured;
2) in the test process of the electrical equipment performance test device, the test system control device and the electrified module component are in a synchronous moving state, so that the electrical equipment performance test device can be better adapted to the existing dynamic production line, thereby effectively saving the test time and improving the test efficiency;
3) the electrical equipment performance testing device integrates and fuses electrical safety testing and operation testing, switching can be realized at an operation testing position through the control device, and manual intervention is not required in the whole process, so that automatic testing of the electrical safety testing and the operation testing is realized;
4) the code scanning switch arranged on the electrical equipment performance testing device is higher in safety, and the arranged bar code can be used for inquiring test data in real time.
Drawings
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the figure:
fig. 1 is a schematic structural diagram of an electrical equipment performance testing apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a system connection of the test system control apparatus shown in FIG. 1;
FIG. 3 is a schematic structural view of the powered module assembly shown in FIG. 1, illustrating the connection of the powered module assembly to the conductive sheet;
FIG. 4 is an exploded view of the electrical connection assembly shown in FIG. 3;
FIG. 5 is a schematic structural diagram of a test line according to an embodiment of the present invention;
fig. 6 is a partial schematic view of the test line shown in fig. 5.
In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.
Detailed Description
The invention will be further explained with reference to the drawings.
Fig. 1 shows a structure of an electrical equipment performance testing apparatus 100 according to an embodiment of the present invention. Fig. 2 is a schematic diagram of system connection of the test system control device 3. Referring to fig. 1 and 2, an electrical equipment performance testing apparatus 100 according to an embodiment of the present invention includes a support frame 1, an energization module assembly 2, and a testing system control apparatus 3. The power-on module assembly 2 is movably arranged at the top of the support frame body 1 and is used for forming electric connection with an external safety tester 4; the test system control device 3 is movably arranged above the electrified module assembly 2 and used for forming electric connection with an electrical device 5 (shown in a combined mode in figures 5 and 6), an electrical safety test system 3a (shown in a combined mode in figure 2) is arranged in the test system control device 3, and the test system control device 3 is arranged to be capable of moving towards the electrified module assembly 2 under the driving of an external driving device so as to form electric connection with the electrified module assembly 2, so that the electrical device, the electrical safety test system 3a and the safety tester 4 are communicated to form an electrical safety test loop.
The electrical equipment performance testing device 100 according to the embodiment of the invention can be applied to performance testing of the whole air conditioner, and when the device is used, as shown in fig. 5 and 6, before the testing is started, a tester connects the electrified module component 2 with the safety tester 4, and connects the testing system control device 3 to the whole air conditioner 5 by using a wiring tool. The electrical equipment performance testing device 100 is turned on, the testing system control device 3 disposed above the energized module assembly 2 is moved toward the position of the energized module assembly 2, and when the testing system control device 3 reaches the position of the energized module assembly 2, the energized module assembly 2 can detect the position of the testing system control device 3 and form an electrical connection therewith. Because the electrical safety testing system 3a is arranged in the testing system control device 3, and the electrified module component 2 and the testing system control device 3 are electrically connected, the electrical equipment, the electrical safety testing system 3a and the safety tester 4 are communicated to form an electrical safety testing loop, so that electrical safety testing is started.
With the above arrangement, the electrical equipment performance testing apparatus 100 according to the embodiment of the present invention has the following advantages: 1) in the whole electrical safety testing process of the electrical equipment performance testing device 100 provided by the embodiment of the invention, a tester only needs to wire before starting, and manual operation is not needed in the testing process, so that the electrical safety of the electrical equipment is automatically tested. Therefore, the investment of labor cost is directly reduced, and the personal safety of testers in a strong electric test environment is effectively ensured; 2) in the test process of the electrical equipment performance test device 100 of the embodiment of the invention, the test system control device 3 and the electrified module component 2 are both arranged to be movable. In this way, during the test, both the test system control device 3 and the energized module assembly 2 can be made to be in the synchronous moving state. Through the arrangement, the electrical equipment performance testing device 100 disclosed by the embodiment of the invention can be better adapted to the existing dynamic production line, so that the electrical equipment 5 (such as an air conditioner complete machine), the testing system control device 3 and the electrified module component 2 are all in a mobile testing state, the testing time can be effectively saved, and the testing efficiency is improved.
It will be appreciated in conjunction with the above description that the direction of movement of the moveably disposed energised module assembly 2 and the moveably disposed test system control means 3 should be co-directional to ensure that they are in constant contact to effect synchronous movement of the two with a constant electrical connection.
In the preferred embodiment shown in fig. 2, the test system control device 3 may further include an operation test system 3b, and in conjunction with fig. 1, the electrical equipment performance test device 100 may further include a control device 6 provided on the test system control device 3. Wherein the control device 6 is electrically connected with the electrical safety test system 3a and the operation test system 3b, respectively, the control device 6 may be arranged to: after the electrical safety test loop is disconnected, the test loop can be switched to the electrical equipment 5 to be communicated with the operation test system 3b, so that the operation test system 3b loop is formed. According to the present invention, the electrical equipment performance testing apparatus 100 according to the embodiment of the present invention further includes an operation testing function of the electrical equipment. In conjunction with the above description, after the electrical equipment 5 (such as an air conditioner complete machine), the test system control device 3 and the powered module assembly 2 are moved for testing for a period of time, it can be understood that the electrical safety test is finished. At this time, the energization module assembly 2 is disconnected from the test system control device 3, and the control device 6 switches the entire line to the electrical equipment to be directly connected to the operation test system 3b, thereby forming an operation test system 3b loop. Specifically, the switching manner may be to switch the entire test line to a voltage value and a current value required for the operation test to realize the operation test. And after the operation test is finished, the whole system is closed, the testing personnel disconnect the wiring tool from the electrical equipment, and the whole testing process is finished.
With the above arrangement, the electrical equipment performance testing device 100 according to the embodiment of the present invention integrates electrical safety testing and operation testing, and a tester only needs to assist in connecting a grounding tool, a grounding clip, and other testing tools to the electrical equipment 5 before the whole test, so as to electrically connect the electrical equipment 5 to the testing system control device 3. According to the electrical equipment performance testing device 100 provided by the embodiment of the invention, the electrical safety testing position and the operation testing position are arranged, so that the connection and disconnection of the electrified module assembly 2 and the testing system control device 3 can be realized at corresponding positions, the control device 6 can realize switching at the operation testing position, and manual intervention is not required in the whole process, so that the electrical equipment can not only be sequentially subjected to electrical safety testing and operation testing, but also the personal safety of testing personnel can be further ensured.
In a preferred embodiment, the control device 6 may also be configured to: before starting the safety tester for testing, the safety tester can be switched to an operation testing loop so as to detect whether the terminal of the electrical equipment 5 is in good contact. Through this setting, can further ensure the security and the accuracy of test.
In a preferred embodiment shown in fig. 3, the powered module assembly 2 may include a mounting plate 21, an electrical connection assembly 22 and a sensing device 23, the mounting plate 21 being movably disposed on the support frame 1; the electrical connection assembly 22 forms an electrical connection with the sensing device 23. Wherein, the testing system control device 3 can be configured to contact the sensing device 23, and the sensing device 23 can be configured to control the electrical connection assembly 22 to be electrically connected with the testing system control device 3 after contacting with the testing system control device 3. Through the arrangement, in the embodiment, the position of the test system control device 3 is judged in a contact mode between the test system control device 3 and the sensing device 23, so that the electric connection component 22 is controlled after the sensing device 23 is accurately positioned, the electric connection component 22 is electrically connected with the test system control device 3, and the butt joint accuracy of the test system control device and the sensing device can be effectively improved.
In the preferred embodiment shown in fig. 4, the electrical connection assembly 22 may include a position-limiting member 221 provided on the mounting plate 21 and a solenoid valve 222, a probe 223 is slidably provided in the position-limiting member 221 in a vertical direction, and the probe 223 is connected to the solenoid valve 222 through a spring member 224. Wherein the solenoid valve 222 is electrically connected with the sensing device 23 to control the on/off of the solenoid valve 222 through the sensing device 23 to release and retract the probe 223. Through this setting, probe 223 can realize quick butt joint and withdraw through the cooperation of spring part 224 with solenoid valve 222 to the improvement connection speed that can be further improves efficiency of software testing effectively. Of course, other docking manners may be adopted to achieve the effect of the present embodiment, and are not described herein again.
In a preferred embodiment, the sensing device 23 may be a blocking cylinder. Preferably, the barrier cylinder may be a roller type barrier cylinder, a direct barrier type barrier cylinder, or a horizontal type barrier cylinder. Further preferably, the barrier cylinder is a roller type barrier cylinder.
Preferably, returning to fig. 1, the top of the support frame body 1 may be provided with a guide rail 11 along the horizontal direction, the mounting plate 21 is slidably connected to the guide rail 11, and the guide rail 11 can drive the powered module assembly 2 to move along the horizontal direction under the driving of the driving device. It should be noted that the speed and direction of the guide rail 11 driving the powered module assembly 2 to move in the horizontal direction under the driving of the driving device should be the same as the moving speed and direction of the test system control device 3, so as to achieve synchronous movement. At the same time, the guide rail 11 should have a predetermined travel distance, which is understood to be an electrical safety test area that enables the test system control device 3 to be continuously docked with the electrical connection assembly 22. After the moving stroke of the guide rail 11 is finished, the powered module assembly 2 can be moved to the initial position again under the driving of the driving device to wait for the next docking test.
Preferably, as shown in fig. 1, the electrical equipment performance testing device 100 may further include a fixing bracket 7, the fixing bracket 7 may be used for being fixedly connected with an external production line (such as a circular production line 202 shown in fig. 5), and the testing system control device 3 is disposed on the fixing bracket 7. As shown in fig. 3, a wiring board 31 may be disposed on the bottom of the test system control device 3, a conductive sheet 32 electrically connected to the electrical safety test system 3a may be disposed on the wiring board 31, and the probe 223 may be connected to the conductive sheet 32 in an on-off manner. Through the arrangement, the electrical equipment performance testing device 100 provided by the embodiment of the invention can be suitable for use of different production lines, so that the use is more flexible and the device is suitable for popularization.
In a preferred embodiment, the electrical equipment performance testing apparatus 100 may further include a control system (not shown in the figure) and a switch (not shown in the figure), the control system may be disposed in the external control terminal for storing the test data of the test system control apparatus 3, and the switch may be disposed on the test system control apparatus 3. Wherein the switch can be configured as a code scanning switch electrically connected with the control system and used for controlling the on and off of the electrical equipment performance testing device 100. Through the arrangement, the code scanning switch arranged in the electrical equipment performance testing device 100 provided by the embodiment of the invention can perform the performance test on the electrical equipment only after a tester scans the code scanning switch, so that the electrical equipment performance testing device 100 provided by the embodiment of the invention has higher safety in use, and meanwhile, the identity of the tester can be monitored in real time through code scanning. Preferably, the code scanning switch can be arranged in a mode of scanning the two-dimensional code.
In a preferred embodiment, the electrical equipment performance testing device 100 may further include a bar code (MES code, not shown) formed in the control system, and the bar code may be configured to be used to query the test data. Through the setting, carry out real-time inquiry test data through bar code (MES code), can be more convenient for test data's reading.
Fig. 5 and 6 show the structure of a test line 200 according to an embodiment of the present invention. As shown in fig. 5 and 6, the test line 200 according to the embodiment of the present invention includes a linear line 201, a circular line 202 spaced apart from the linear line 201 on one side thereof, and the electrical device performance testing apparatus 100. Wherein the linear assembly line 201 is used for placing electrical equipment, the electrical equipment performance testing device 100 is arranged inside the circular assembly line 202 to form an electrical safety testing area, and the testing system control device 3 is arranged on the circular assembly line 202. As can be seen from the above description, the test system control device 3 can be hooked on the circular assembly line 202 through the fixing bracket 7, so that the electrical equipment, the test system control device 3 and the power module assembly 2 fixed on the linear assembly line 201 can move synchronously through the control of the assembly line, thereby effectively saving the test time and improving the test efficiency.
In the description of the present application, it is to be understood that the terms "vertical", "horizontal", "top", "bottom", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily make changes or variations within the technical scope of the present invention disclosed, and such changes or variations should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims. The technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. It is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. The device for testing the performance of the electrical equipment is characterized by comprising a support frame body, an electrifying module assembly and a test system control device, wherein the electrifying module assembly is movably arranged at the top of the support frame body and is used for forming electric connection with an external safety regulation tester; the test system control device is movably arranged above the electrified module component and is used for forming electric connection with electrical equipment; the test system control device is internally provided with an electrical safety test system, and the test system control device is arranged to move towards the electrified module component under the driving of an external driving device so as to form electrical connection with the electrified module component, so that the electrical equipment, the electrical safety test system and the safety tester are communicated to form an electrical safety test loop.
2. The electrical equipment performance testing device of claim 1, further comprising an operation testing system disposed within the testing system control device, and further comprising a control device disposed on the testing system control device, wherein the control device is electrically connected to the electrical safety testing system and the operation testing system, respectively, the control device being configured to: the test loop can be switched to the electrical equipment to be communicated with the operation test system after the electrical safety test loop is disconnected so as to form an operation test system loop.
3. The electrical equipment performance testing device of claim 1 or 2, wherein the powered module assembly comprises a mounting plate, an electrical connection assembly and a sensing device, the mounting plate being movably disposed on the support frame; the electric connection component is electrically connected with the induction device; wherein the test system control device is arranged to be able to contact with the sensing device, and the sensing device is arranged to be able to control the electrical connection assembly to be electrically connected with the test system control device after being contacted with the test system control device.
4. The electrical equipment performance testing device of claim 3, wherein the electrical connection assembly comprises a limiting component and a solenoid valve, the limiting component is arranged on the mounting plate, a probe is arranged in the limiting component in a sliding mode along a vertical direction, the probe is connected with the solenoid valve through a spring element, the solenoid valve is electrically connected with the sensing device, and the sensing device controls the on-off of the solenoid valve to release and retract the probe.
5. The electrical equipment performance testing device of claim 4, wherein the sensing device is a barrier cylinder.
6. The electrical equipment performance testing device of claim 4, wherein a guide rail is horizontally arranged at the top of the support frame body, the mounting plate is connected with the guide rail, and the guide rail can drive the power-on module assembly to move along the horizontal direction under the driving of the driving device.
7. The electrical equipment performance testing device of claim 4, further comprising a fixing bracket, wherein the fixing bracket is used for being fixedly connected with an external production line, the testing system control device is arranged on the fixing bracket, a wiring board is arranged on the bottom of the testing system control device, a conducting strip which is electrically connected with the electrical safety testing system is arranged on the wiring board, and the probe is connected with the conducting strip in an on-off manner.
8. The electrical equipment performance testing device of claim 1 or 2, further comprising a control system and a switch, wherein the control system is arranged in an external control terminal and used for storing test data of the test system control device, the switch is arranged on the test system control device, and the switch is configured as a code scanning switch electrically connected with the control system and used for controlling the electrical equipment performance testing device to be switched on and off.
9. The electrical equipment performance testing apparatus of claim 8 further comprising a bar code formed within the control system, the bar code being arranged to be usable to interrogate the test data.
10. A test line comprising a linear line for placing an electric device, a circular line spaced apart on one side of the linear line, and an electric device performance testing apparatus according to any one of claims 1 to 9, the electric device performance testing apparatus being provided inside the circular line to form an electric safety test zone, the test system control apparatus being provided on the circular line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011480185.2A CN112415321A (en) | 2020-12-15 | 2020-12-15 | Electrical equipment performance testing device and testing production line applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011480185.2A CN112415321A (en) | 2020-12-15 | 2020-12-15 | Electrical equipment performance testing device and testing production line applying same |
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| Publication Number | Publication Date |
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| CN112415321A true CN112415321A (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011480185.2A Pending CN112415321A (en) | 2020-12-15 | 2020-12-15 | Electrical equipment performance testing device and testing production line applying same |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112858831A (en) * | 2021-03-12 | 2021-05-28 | 珠海格力智能装备有限公司 | Test system and test method |
| CN115165339A (en) * | 2021-03-19 | 2022-10-11 | 中国核工业二三建设有限公司 | Multifunctional electric valve test box |
-
2020
- 2020-12-15 CN CN202011480185.2A patent/CN112415321A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112858831A (en) * | 2021-03-12 | 2021-05-28 | 珠海格力智能装备有限公司 | Test system and test method |
| CN112858831B (en) * | 2021-03-12 | 2023-12-08 | 珠海格力智能装备有限公司 | Test system and test method |
| CN115165339A (en) * | 2021-03-19 | 2022-10-11 | 中国核工业二三建设有限公司 | Multifunctional electric valve test box |
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