CN204228761U - For the junction box of VS1 type vacuum breaker mechanical features test - Google Patents
For the junction box of VS1 type vacuum breaker mechanical features test Download PDFInfo
- Publication number
- CN204228761U CN204228761U CN201420752373.XU CN201420752373U CN204228761U CN 204228761 U CN204228761 U CN 204228761U CN 201420752373 U CN201420752373 U CN 201420752373U CN 204228761 U CN204228761 U CN 204228761U
- Authority
- CN
- China
- Prior art keywords
- socket
- casing
- switch
- test
- jig arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000004146 energy storage Methods 0.000 claims abstract description 21
- 230000002787 reinforcement Effects 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model relates to the junction box for the test of VS1 type vacuum breaker mechanical features.The junction box for the test of VS1 type vacuum breaker mechanical features that the utility model provides, be provided with the socket suitable with plug on isolating switch in casing, be also provided with in described casing the energy storage switch for controlling vacuum circuit breaker tank circuit break-make, for control vacuum circuit breaker closing circuit break-make closing switch, for controlling the latch switch of vacuum circuit breaker locked loop break-make and the separating brake switch for controlling vacuum circuit breaker sub-gate circuit break-make; Lead to and socket and energy storage switch, closing switch, latch switch, separating brake switch are set, tank circuit in VS1 type vacuum circuit breaker and locked loop are drawn, automatic energy storage and locking can be realized during test, easy to operate, reduce the labour intensity of technician.
Description
Technical field
The utility model relates to the junction box for the test of VS1 type vacuum breaker mechanical features.
Background technology
Mechanical characteristic test is a most important pilot project in circuit-breaker testing, and content of the test has: divide-shut brake speed, branch wire time, divide-shut brake not the same period degree, low-voltage action and closing rebound etc.; Object detects the reliability of primary cut-out, judges that isolating switch continues to use, keep in repair or change according to test findings.Briefly exactly breaking-closing operating is carried out to isolating switch, check the action parameter of isolating switch.
VS1 type vacuum circuit breaker is used widely due to its superperformance, when carrying out mechanical characteristic test for VS1 type vacuum circuit breaker, because VS1 type vacuum circuit breaker is provided with the plug of extraction, namely the plug for testing VS1 type vacuum circuit breaker, plug is provided with the contact pin of Various Functions, wherein just comprises a pair for carrying out the contact pin of mechanical characteristic test to VS1 type vacuum circuit breaker; In addition, VS1 type vacuum circuit breaker is also provided with stored energy mechanism and blocking mechanism, also needs stored energy mechanism and blocking mechanism to coordinate when carrying out mechanical characteristic test.
When carrying out mechanical characteristic test for VS1 type vacuum circuit breaker in prior art, all direct wire is connected on contact pin, VS1 type vacuum circuit breaker is connected with test unit, as utilized conductor wire clamp, wire is fixed on contact pin, manual operation stored energy mechanism and blocking mechanism is also needed during concrete test, this mode of connection exists following not enough: 1, cause waste of human resource, many people are needed to coordinate test, the technician of manual energy storage and manual closing is carried out as needed, need the operating personnel of service test device, fixing clamper is needed to be connected reliable technician with contact pin, 2, wiring difficulty, owing to plug having the contact pin of a lot of difference in functionality, cause wiring very difficult and adopt fixing clamper to carry out wiring, contact pin is electrically connected instability with wire clamp, 3, test efficiency is low.
Summary of the invention
The junction box for the test of VS1 type vacuum breaker mechanical features that the utility model provides, is intended to overcome the deficiency that when VS1 type vacuum breaker mechanical features is tested in prior art, wiring difficulty, wiring poor reliability cause test efficiency low.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: for the junction box of VS1 type vacuum breaker mechanical features test, comprise casing and be arranged on the lid on casing, described lid is rotationally connected by hinge and is arranged on casing, the socket suitable with plug on isolating switch is provided with in described casing, the energy storage switch for controlling vacuum circuit breaker tank circuit break-make is also provided with in described casing, for controlling the closing switch of vacuum circuit breaker closing circuit break-make, for controlling the latch switch of vacuum circuit breaker locked loop break-make and the separating brake switch for controlling vacuum circuit breaker sub-gate circuit break-make, described energy storage switch, closing switch, latch switch and separating brake switch are all independent to be electrically connected with socket, described casing is divided into the placed cavity for placing socket by dividing plate and arranges the circuit room of circuit, the power interface for powering to circuit room is also provided with in described casing, described energy storage switch and latch switch are electrically connected with power interface separately, pick-up unit for detecting vacuum circuit breaker is electrically connected with socket by the hole that connects arranged on casing, described closing switch and separating brake switch with connect separately hole and be electrically connected, described casing is also provided with and makes the portable handle of casing.
As preferably, be provided with for making energy storage switch between described socket and circuit room, closing switch, the wire that latch switch and separating brake switch are electrically connected with socket separately, described wire is plugged on socket, described socket is provided with several wiring holes, described wire is provided with the binding post suitable with wiring hole, described binding post is provided with for making binding post be connected reliable flexure strip with wiring hole, described socket is equipped with the mark for identifying this wiring hole function at each wiring hole place, by wire is plugged on socket, wire is connected with socket, dismantling operation is convenient, because the contact pin in the corresponding plug of vacuum switch each loop may be different in concrete use procedure, being plugged on by wire on socket can exchange wire position easily, thus the contact pin on plug can be correctly electrically connected with wire, use very convenient, in addition, by arranging flexure strip, binding post can be made to coordinate closely with wiring hole, improve the electrical connection properties of binding post and wiring hole.
As preferably, described socket comprises the jack suitable with plug, described socket is equipped with the label for identifying this jack effect at each jack place, by arranging label, electrical schematic diagram in conjunction with VS1 type vacuum circuit breaker can know the function of the corresponding contact pin of each jack easily, easy to use.
As preferably, described socket is also provided with for making socket and plug connect reliable elasticity jig arm, stating elasticity jig arm is arranged on socket by attachment screw, described elasticity jig arm is also provided with for making plug be convenient to the guide part inserted away from one end of socket, described guide part and elasticity jig arm are integral type structure, described elasticity jig arm is also provided with the skid resistant course for increasing elasticity jig arm and plug friction force, described skid resistant course is bonded in elasticity jig arm, described elasticity jig arm is also provided with for improving the flexible reinforcement of elasticity jig arm, by arranging elasticity jig arm on socket, in concrete use procedure, socket and plug connects reliable, because the installation site of vacuum circuit breaker can cause socket and plug vacant state to test during test, therefore, need arrange elasticity jig arm makes plug be connected with socket reliably, easy to use, in addition, the switching performance of plug and socket can be improved further by arranging skid resistant course, then improve the elasticity of elasticity jig arm by arranging reinforcement, extending the serviceable life of elasticity jig arm.
As preferably, the flexible fastening sheet for fixed socket is also provided with in described casing, described flexible fastening sheet is arranged in casing by gib screw, described flexible fastening sheet is provided with the groove for fixed socket, and described socket is provided with the projection suitable with groove, and the shape of cross section of described projection is 1/2 circle, by arranging flexible fastening sheet in casing, socket reliably can be fixed in casing, avoid casing to damage socket in carrying process, extend the serviceable life of socket.
As preferably, described casing is also provided with for by case supports on the ground and bracket with foldable, described support is arranged on casing by being rotationally connected, described casing is provided with the link slot for arranging support, described casing is also provided with the holding tank when support-folding for containment bracket, described holding tank communicates with link slot, described support is arranged on casing by bearing pin, described bearing pin is arranged on the sidewall of link slot by releasable connection mode, described support is provided with the pin-and-hole for wearing bearing pin, by arranging support, can easily casing be fixed on suitable height during concrete use, make casing more convenient to operate, improve test efficiency, easy to use, in addition, support can fold, and casing is carried convenient.
The junction box for the test of VS1 type vacuum breaker mechanical features that the utility model provides, tool has the following advantages: be provided with the socket suitable with plug on isolating switch in casing, be also provided with in described casing the energy storage switch for controlling vacuum circuit breaker tank circuit break-make, for control vacuum circuit breaker closing circuit break-make closing switch, for controlling the latch switch of vacuum circuit breaker locked loop break-make and the separating brake switch for controlling vacuum circuit breaker sub-gate circuit break-make; Lead to and socket and energy storage switch, closing switch, latch switch, separating brake switch are set, tank circuit in VS1 type vacuum circuit breaker and locked loop are drawn, automatic energy storage and locking can be realized during test, easy to operate, reduce the labour intensity of technician; Connect with the plug on VS1 type vacuum circuit breaker additionally by socket, only need to make socket and plug to coordinate the patching operations that can realize when testing, easy to operate and wiring reliable, improve test efficiency and easy to operate.
Accompanying drawing explanation
Accompanying drawing 1 is the vertical view after the utility model launches for junction box's lid that VS1 type vacuum breaker mechanical features is tested,
Accompanying drawing 2 be in accompanying drawing 1 A to partial view,
Accompanying drawing 3 is B place enlarged drawings in accompanying drawing 2,
Accompanying drawing 4 is the upward views of the junction box that the utility model is tested for VS1 type vacuum breaker mechanical features,
Accompanying drawing 5 is the schematic diagram after the utility model launches for junction box's medium-height trestle that VS1 type vacuum breaker mechanical features is tested.
Embodiment
Below in conjunction with accompanying drawing, the junction box for the test of VS1 type vacuum breaker mechanical features of the present utility model is described further.As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Fig. 5, for the junction box of VS1 type vacuum breaker mechanical features test, the lid 2 comprising casing 1 and be arranged on casing 1, described lid 2 is rotationally connected by hinge 3 and is arranged on casing 1, the socket 4 suitable with plug on isolating switch is provided with in described casing 1, described plug is original device on VS1 type vacuum circuit breaker, the energy storage switch 5 for controlling vacuum circuit breaker tank circuit break-make is also provided with in described casing 1, for controlling the closing switch 6 of vacuum circuit breaker closing circuit break-make, for controlling the latch switch 7 of vacuum circuit breaker locked loop break-make and the separating brake switch 8 for controlling vacuum circuit breaker sub-gate circuit break-make, described tank circuit, sub-gate circuit, closing circuit and locked loop are original loop in VS1 type vacuum circuit breaker, described energy storage switch 5, closing switch 6, latch switch 7 and separating brake switch 8 are all independent to be electrically connected with socket 4, described casing 1 is divided into for placing the placed cavity 10 of socket 4 and arranging the circuit room 11 of circuit by dividing plate 9, the power interface 12 for powering to circuit room 11 is also provided with in described casing 1, described energy storage switch 5 and latch switch 7 are electrically connected with power interface 12 separately, pick-up unit for detecting vacuum circuit breaker is electrically connected with socket 4 by the hole 13 that connects arranged on casing 1, described closing switch 6 and separating brake switch 8 with connect separately hole 13 and be electrically connected, described casing 1 is also provided with and makes the portable handle 14 of casing 1.
As shown in Figure 2, optionally, be provided with between described socket 4 and circuit room 11 for making energy storage switch 5, closing switch 6, the wire 15 that latch switch 7 and separating brake switch 8 are electrically connected with socket 4 separately, described wire 15 is plugged on socket 4, described socket 4 is provided with several wiring holes 16, described wire 15 is provided with the binding post 17 suitable with wiring hole 16, the quantity of described wiring hole 16 should be identical with the quantity of jack 20 on socket 4, in order to represent that knowing that the fit system of wiring hole 16 and binding post 17 is weighed depicts four wiring holes 16 in accompanying drawing, during specific design, the quantity of wiring hole 16 should be identical with the quantity of jack 20, described binding post 17 is provided with for making binding post 17 be connected reliable flexure strip 18 with wiring hole 16, described socket 4 is equipped with the mark 19 for identifying this wiring hole 16 function at each wiring hole 16 place, described wire 15 and socket 4 also can adopt alternate manner to be electrically connected, but exchange wire 15 position can be needed in concrete use procedure, therefore, preferably wire 15 is connected by inserting mode with socket 4, described mark 19 can for being arranged on the numeral on socket 4.
As shown in Figure 1, optionally, described socket 4 comprises the jack 20 suitable with plug, and described socket 4 is equipped with the label 21 for identifying the effect of this jack 20 at each jack 20 place, described label 21 can be the numbering to each jack 20.
As Fig. 1, shown in Fig. 2, optionally, described socket 4 is also provided with for making socket 4 be connected reliable elasticity jig arm 22 with plug, stating elasticity jig arm 22 is arranged on socket 4 by attachment screw 23, described elasticity jig arm 22 is also provided with for making plug be convenient to the guide part 24 inserted away from one end of socket 4, described guide part 24 is integral type structure with elasticity jig arm 22, described elasticity jig arm 22 is also provided with the skid resistant course 25 for increasing elasticity jig arm 22 and plug friction force, described skid resistant course 25 is bonded in elasticity jig arm 22, described elasticity jig arm 22 is also provided with for improving the flexible reinforcement 26 of elasticity jig arm 22, described reinforcement 26 is integral type structure with elasticity jig arm 22, described elasticity jig arm 22 also can be arranged on socket 4 by alternate manner, but should be arranged by releasable connection mode, can change easily after damaging to make elasticity jig arm 22.
As Fig. 1, shown in Fig. 2, optionally, the flexible fastening sheet 27 for fixed socket 4 is also provided with in described casing 1, described flexible fastening sheet 27 is arranged in casing 1 by gib screw, described flexible fastening sheet 27 is provided with the groove 28 for fixed socket 4, and described socket 4 is provided with the projection 29 suitable with groove 28, and the shape of cross section of described projection 29 is 1/2 circle.
As Fig. 4, shown in Fig. 5, optionally, described casing 1 is also provided with for casing 1 is supported on the ground and bracket with foldable 31, the shape of cross section of described support 31 should be polygon, described support 31 can have more than three or three, go up in place so that casing 1 is reliably supported, described support 31 is arranged on casing 1 by being rotationally connected, described casing 1 is provided with the link slot 32 for arranging support 31, described casing 1 is also provided with the holding tank 33 for containment bracket 31 when support 31 folds, described holding tank 33 communicates with link slot 32, described support 31 is arranged on casing 1 by bearing pin 34, described bearing pin 34 is arranged on by releasable connection mode on the sidewall of link slot 32, described support 31 is provided with the pin-and-hole for wearing bearing pin 34, described casing 1 also should be arranged the fixed sturcture for support 31 being fixed on rounding state, described fixed sturcture can for being arranged on the nylon buckles on base, described fixed sturcture also can utilize the friction force between support 31 and bearing pin 34 that support 31 is fixed on rounding state.
Technique scheme in use, the plug of socket 4 with VS1 type vacuum circuit breaker is connect, and then power interface 12 is connected with power supply, by connecing hole 13, joint is connected with the test unit for detecting VS1 type vacuum circuit breaker, namely the wiring of VS1 type vacuum breaker mechanical features test is completed, then namely by test unit, mechanical characteristic test is carried out to VS1 type vacuum circuit breaker, by arranging socket 4 and energy storage switch 5, closing switch 6, latch switch 7, separating brake switch 8, tank circuit in VS1 type vacuum circuit breaker and locked loop are drawn, automatic energy storage and locking can be realized during test, easy to operate, reduce the labour intensity of technician, connect with the plug on VS1 type vacuum circuit breaker additionally by socket 4, only need to make socket 4 coordinate the patching operations that can realize when testing with plug, easy to operate and wiring is reliable, improves test efficiency and easy to operate.
These are only the preferred embodiment of the present invention, being intended to embody outstanding technique effect of the present invention and advantage, is not the restriction to technical scheme of the present invention.Those skilled in the art will appreciate that all amendments made based on the technology of the present invention content, change or substitute technology feature, all should be covered by the technology category of claims of the present invention opinion.
Claims (6)
1. for the junction box of VS1 type vacuum breaker mechanical features test, it is characterized in that: comprise casing (1) and be arranged on the lid (2) on casing (1), described lid (2) is rotationally connected by hinge (3) and is arranged on casing (1), the socket (4) suitable with plug on isolating switch is provided with in described casing (1), the energy storage switch (5) for controlling vacuum circuit breaker tank circuit break-make is also provided with in described casing (1), for controlling the closing switch (6) of vacuum circuit breaker closing circuit break-make, for controlling the latch switch (7) of vacuum circuit breaker locked loop break-make and the separating brake switch (8) for controlling vacuum circuit breaker sub-gate circuit break-make, described energy storage switch (5), closing switch (6), latch switch (7) and separating brake switch (8) are all independent to be electrically connected with socket (4), described casing (1) is divided into the placed cavity for placing socket (4) (10) by dividing plate (9) and arranges the circuit room (11) of circuit, the power interface (12) for powering to circuit room (11) is also provided with in described casing (1), described energy storage switch (5) and latch switch (7) are electrically connected with power interface (12) separately, pick-up unit for detecting vacuum circuit breaker is electrically connected with socket (4) by the hole (13) that connects arranged on casing (1), described closing switch (6) and separating brake switch (8) with connect separately hole (13) and be electrically connected, described casing (1) is also provided with and makes casing (1) portable handle (14).
2. the junction box for the test of VS1 type vacuum breaker mechanical features according to claim 1, it is characterized in that: be provided with for making energy storage switch (5) between described socket (4) and circuit room (11), closing switch (6), the wire (15) that latch switch (7) and separating brake switch (8) are electrically connected with socket (4) separately, described wire (15) is plugged on socket (4), described socket (4) is provided with several wiring holes (16), described wire (15) is provided with the binding post (17) suitable with wiring hole (16), described binding post (17) is provided with for making binding post (17) be connected reliable flexure strip (18) with wiring hole (16), described socket (4) is equipped with the mark (19) for identifying this wiring hole (16) function at each wiring hole (16) place.
3. the junction box for the test of VS1 type vacuum breaker mechanical features according to claim 1 and 2, it is characterized in that: described socket (4) comprises the jack (20) suitable with plug, described socket (4) is equipped with the label (21) acted on for identifying this jack (20) at each jack (20) place.
4. the junction box for the test of VS1 type vacuum breaker mechanical features according to claim 3, it is characterized in that: described socket (4) is also provided with for making socket (4) be connected reliable elasticity jig arm (22) with plug, stating elasticity jig arm (22) is arranged on socket (4) by attachment screw (23), described elasticity jig arm (22) is also provided with for making plug be convenient to the guide part (24) inserted away from one end of socket (4), described guide part (24) and elasticity jig arm (22) are integral type structure, described elasticity jig arm (22) is also provided with the skid resistant course (25) for increasing elasticity jig arm (22) and plug friction force, described skid resistant course (25) is bonded in elasticity jig arm (22), described elasticity jig arm (22) is also provided with for improving elasticity jig arm (22) flexible reinforcement (26).
5. the junction box for the test of VS1 type vacuum breaker mechanical features according to claim 1, it is characterized in that: in described casing (1), be also provided with the flexible fastening sheet (27) for fixed socket (4), described flexible fastening sheet (27) is arranged in casing (1) by gib screw, described flexible fastening sheet (27) is provided with the groove (28) for fixed socket (4), described socket (4) is provided with the projection (29) suitable with groove (28), the shape of cross section of described projection (29) is 1/2 circle.
6. according to claim 1 or 5 for the junction box of VS1 type vacuum breaker mechanical features test, it is characterized in that: described casing (1) is also provided with for casing (1) is supported on the ground and bracket with foldable (31), described support (31) is arranged on casing (1) by being rotationally connected, described casing (1) is provided with the link slot (32) for arranging support (31), described casing (1) is also provided with the holding tank (33) being used for containment bracket (31) when support (31) is folding, described holding tank (33) communicates with link slot (32), described support (31) is arranged on casing (1) by bearing pin (34), described bearing pin (34) is arranged on by releasable connection mode on the sidewall of link slot (32), described support (31) is provided with the pin-and-hole for wearing bearing pin (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420752373.XU CN204228761U (en) | 2014-12-03 | 2014-12-03 | For the junction box of VS1 type vacuum breaker mechanical features test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420752373.XU CN204228761U (en) | 2014-12-03 | 2014-12-03 | For the junction box of VS1 type vacuum breaker mechanical features test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204228761U true CN204228761U (en) | 2015-03-25 |
Family
ID=52926841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420752373.XU Active CN204228761U (en) | 2014-12-03 | 2014-12-03 | For the junction box of VS1 type vacuum breaker mechanical features test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204228761U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105372456A (en) * | 2015-11-17 | 2016-03-02 | 江苏省电力公司无锡供电公司 | Connection converting device for switch cabinet circuit breaker air plug |
| CN106019146A (en) * | 2016-08-12 | 2016-10-12 | 国网山东省电力公司日照供电公司 | Circuit breaker action characteristic experiment device and method |
| CN110098093A (en) * | 2019-05-30 | 2019-08-06 | 深圳曼顿科技有限公司 | Breaker |
| CN113866627A (en) * | 2021-11-23 | 2021-12-31 | 广东电网有限责任公司 | Automatic wiring device for electrical test of high-voltage circuit breaker |
-
2014
- 2014-12-03 CN CN201420752373.XU patent/CN204228761U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105372456A (en) * | 2015-11-17 | 2016-03-02 | 江苏省电力公司无锡供电公司 | Connection converting device for switch cabinet circuit breaker air plug |
| CN106019146A (en) * | 2016-08-12 | 2016-10-12 | 国网山东省电力公司日照供电公司 | Circuit breaker action characteristic experiment device and method |
| CN110098093A (en) * | 2019-05-30 | 2019-08-06 | 深圳曼顿科技有限公司 | Breaker |
| CN110098093B (en) * | 2019-05-30 | 2023-12-01 | 深圳曼顿科技有限公司 | Circuit breaker |
| CN113866627A (en) * | 2021-11-23 | 2021-12-31 | 广东电网有限责任公司 | Automatic wiring device for electrical test of high-voltage circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204228761U (en) | For the junction box of VS1 type vacuum breaker mechanical features test | |
| CN201226434Y (en) | Inserting apparatus for bus slot | |
| CN203909204U (en) | Cable intelligent alignment device | |
| CN107462412B (en) | Mechanical property instrument for handcart switch integrated test | |
| CN102445632A (en) | Electric cable-controlling aligner | |
| CN204793460U (en) | Electric bicycle intelligent charging socket | |
| CN204269812U (en) | A kind of calibration console for electric energy meter | |
| CN207215917U (en) | A kind of distribution automation terminal comprehensive debugging device | |
| CN204065352U (en) | Multiplex relay rapid verification platform | |
| CN202421393U (en) | Electric control cable alignment device | |
| CN202976063U (en) | Automatic testing machine for notebook computer main boards | |
| CN201917630U (en) | Testing device for harness connector | |
| CN205015380U (en) | Quick connecting device of intelligent ammeter voltage wiring | |
| CN208013343U (en) | A kind of high-altitude fast fixture | |
| CN207742317U (en) | A kind of device being suitable for quickly detection multiple battery management system | |
| CN207852968U (en) | Interim short-circuit device for handling terminal plate fever | |
| CN205049604U (en) | Car charges stake and detects a frock | |
| CN214211372U (en) | Shell pressure testing mechanism of sorting machine | |
| CN101696982A (en) | Printed circuit board performance test table | |
| CN201637823U (en) | Test bench for special miniature breaker for railway signalling | |
| CN206546803U (en) | A kind of wiring assembling device of breaker | |
| CN203054106U (en) | Relay-protection tripping matrix tester | |
| CN218067933U (en) | Energy-saving full-automatic chemical oxygen demand tester | |
| CN107167756B (en) | Main loop guide rod for sleeve type rheological test | |
| CN205506987U (en) | Lithium electrical drainage line detection appearance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |