CN110441678A - A kind of experimental rig of vacuum circuit breaker - Google Patents
A kind of experimental rig of vacuum circuit breaker Download PDFInfo
- Publication number
- CN110441678A CN110441678A CN201910772732.5A CN201910772732A CN110441678A CN 110441678 A CN110441678 A CN 110441678A CN 201910772732 A CN201910772732 A CN 201910772732A CN 110441678 A CN110441678 A CN 110441678A
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- CN
- China
- Prior art keywords
- circuit breaker
- pedestal
- vacuum circuit
- experimental rig
- mounting bracket
- Prior art date
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000012360 testing method Methods 0.000 claims abstract description 18
- 230000000712 assembly Effects 0.000 claims abstract description 7
- 238000000429 assembly Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
Classifications
-
- 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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
- G01R31/3272—Apparatus, systems or circuits therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Trip Switchboards (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The present invention provides a kind of experimental rig of vacuum circuit breaker, including, mounting bracket, equipped with multiple excess of stroke spring assemblies that can be connect with the operating mechanism of vacuum circuit breaker；Horizontal location structure and longitudinal register structure, are fixed between mounting bracket and the pedestal of vacuum circuit breaker, and mounting bracket is fixedly connected with pedestal.Since multiple excess of stroke spring assemblies are to be installed in mounting bracket in advance, experimental rig is in assembly, it only needs for mounting bracket to be placed on pedestal, then mounting bracket is fixedly connected with pedestal by horizontal location structure and longitudinal register structure, it only needs to dismount mounting bracket in this way, compared with the prior art needs three insulation cartridge modules being respectively arranged in the mode of pedestal, efficient and convenient, test efficiency height is dismounted.
Description
Technical field
The present invention relates to vacuum circuit breaker technical fields, and in particular to a kind of experimental rig of vacuum circuit breaker.
Background technique
Vacuum circuit breaker is that one kind is suitable for 3~10kV, and the indoor distribution in 50Hz three-phase alternating current system has
It is small in size, light-weight, be suitable for frequent operation, arc extinguishing do not have to maintenance the advantages of, be widely used in industrial and mining enterprises, power plant and change
Power station etc. requires the field of employment of non-oil ultra high vacuum system, few maintenance and frequent operation.
Currently, the operating mechanism and three phase isolated cartridge module of vacuum circuit breaker need after being assembled into complete machine to operation machine
Structure carries out 200 times or so division brake tests, to ensure the functional reliability of operating mechanism, the excess of stroke bullet of three phase isolated cartridge module
Spring energy storage when operating mechanism closes a floodgate, when separating brake, release energy, and provide separating brake active force for operating mechanism.During the test,
If it find that operating mechanism is faulty, need first to remove three phase isolated cartridge module, then check operating mechanism.Such as Fig. 6 and 7
Shown, the bottom and side of each phase insulation cartridge module 8 are fixed by bolts in the pedestal 2 and side plate 9 of vacuum circuit breaker respectively
On, since the quantity of bolt is more and the limitation of bolt location, a disassembly process of three phase isolated cartridge module need half an hour
Left and right, it is time-consuming and laborious, greatly reduce test efficiency.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that vacuum circuit breaker operating mechanism in the prior art is overcome to test
The defect of low efficiency, to provide a kind of experimental rig of vacuum circuit breaker that test efficiency is high.
For this purpose, the present invention provides a kind of experimental rig of vacuum circuit breaker, including,
Mounting bracket, equipped with multiple excess of stroke spring assemblies that can be connect with the operating mechanism of vacuum circuit breaker；
Horizontal location structure and longitudinal register structure, are fixed between the mounting bracket and the pedestal of vacuum circuit breaker,
The mounting bracket is fixedly connected with the pedestal.
The mounting bracket include with the pedestal mounting plate disposed in parallel for being equipped with the excess of stroke spring assembly, with
And it is divided into the support arm of the mounting plate two sides, perpendicular setting, the horizontal location structure is mounted on the support arm, institute
Longitudinal register structure is stated to be mounted on the mounting plate.
The horizontal location structure includes first positioning hole, second location hole, locating piece and locking structure, the first positioning
Hole is separately formed on two side plates of the pedestal two sides；
Second location hole takes shape on the support arm, is oppositely arranged with the first positioning hole；
Locating piece after passing through second location hole, is interference fitted with the first positioning hole and connects；
Locking structure connects the locating piece and support arm locking in testing position.
The locking structure includes positioning column and locking bar,
Positioning column is set on the support arm, is had and is connected to the second location hole, for the mobile hole of the locating piece
Chamber, and the L shape through slot on the positioning column outer wall is taken shape in, the L shape through slot includes being parallel to the locating piece movement side
To the first segment of setting, and along the second segment of the circumferentially arcuate setting of the positioning column；
Locking bar passes through the L shape through slot, is fixedly connected with the locating piece, the locking bar can be along the L shape through slot
The first segment and the second segment move back and forth.
The longitudinal register structure includes:
Threaded hole is set on the mounting plate；
Screw rod is supported with the pedestal and is connect after passing through the threaded hole, and the bottom of the screw rod is equipped with and the pedestal
Press the pad component of connection.
The pad component include cooperate the stiffness bearer that is spirally connected with the screw rod, and be set to the stiffness bearer with
Elastic cushion block between the pedestal, the area of the elastic cushion block are greater than the area of the stiffness bearer.
The support arm forms and the spiral shell towards positioning plate is provided on the face of another support arm on the positioning plate
The third location hole that pit is oppositely arranged, wears for the screw rod.
The junction of the screw rod and the mounting plate and the positioning plate has the sheath being sheathed on the screw rod.
The excess of stroke spring assembly includes connecting rod, the first spring, drive block and second spring,
Connecting rod is vertically installed on the mounting plate, have be set between the mounting plate and the pedestal, with it is described
The first bar portion that the connecting lever of operating mechanism is cooperatively connected, and stretch out the second bar portion being arranged at the top of the mounting plate；
First spring and drive block are sheathed in first bar portion, and the drive block is driven by the mounting plate, with pressure
Contract first spring；
Second spring is sheathed in second bar portion, and one end offsets with the mounting plate, the other end and is set to described
The gasket of second bar portion end offsets.
Technical solution of the present invention has the advantages that
1. the experimental rig of vacuum circuit breaker provided by the invention, including mounting bracket, horizontal location structure and longitudinal direction are fixed
Bit architecture, mounting bracket are equipped with multiple excess of stroke spring assemblies that can be connect with the operating mechanism of vacuum circuit breaker, horizontal location knot
Structure and longitudinal register structure are fixed between mounting bracket and the pedestal of vacuum circuit breaker, by mounting bracket and the fixed company of pedestal
It connects.Since multiple excess of stroke spring assemblies are to be installed in mounting bracket in advance, experimental rig is in assembly, it is only necessary to by installation branch
Frame is placed on pedestal, is then fixedly connected with mounting bracket with pedestal by horizontal location structure and longitudinal register structure, this
Sample only needs to dismount mounting bracket, needs for three insulation cartridge modules to be respectively arranged in the side of pedestal with the prior art
Formula is compared, and efficient and convenient, test efficiency height is dismounted.
2. the experimental rig of vacuum circuit breaker provided by the invention, mounting bracket includes and pedestal is disposed in parallel is equipped with
The mounting plate of excess of stroke spring assembly, and it is divided into the support arm of mounting plate two sides, perpendicular setting, the installation of horizontal location structure
On support arm, longitudinal register structure is installed on a mounting board.It, only need to be in the two sides of pedestal and top respectively to level in dismounting
Location structure and the installation of longitudinal register structure positioning, need to carry out bolt installation from base bottom with the installation personnel of the prior art
Mode compare, be more convenient installation personnel operation, improve test efficiency；Moreover, passing through horizontal location structure and longitudinal register
Structure can carry out location and installation to mounting bracket with longitudinal direction in the horizontal direction respectively, and the support stability after installation is good,
The connective stability of excess of stroke spring and operating mechanism is high, so that test effect is good.
3. the experimental rig of vacuum circuit breaker provided by the invention, horizontal location structure includes: first positioning hole, respectively at
Type is on two side plates of pedestal two sides；Second location hole takes shape on support arm, is oppositely arranged with first positioning hole；Locating piece,
After second location hole, it is interference fitted and connects with first positioning hole；Locking structure, in testing position, by locating piece and branch
Arm locking connection.Compared with the prior art needs in such a way that spanner dismounts bolt, locating piece and locking structure tool
Have the advantages that structure is simple, convenient for disassembly and assembly.
4. the experimental rig of vacuum circuit breaker provided by the invention, locking structure includes: positioning column, is set on support arm, tool
Have and be connected to second location hole, for the mobile vestibule of locating piece, and takes shape in the L shape through slot on positioning column outer wall, L shape through slot
First segment including being parallel to the setting of locating piece moving direction, and the second segment along the circumferentially arcuate setting of positioning column；Locking bar is worn
L shape through slot is crossed, is fixedly connected with locating piece, locking bar can be moved back and forth along the first segment and second segment of L shape through slot.When test,
Manual actuation locking bar is moved along the first segment of L shape through slot, is driven the first positioning hole of locating piece and pedestal to be interference fitted and is connected,
Mobile then along the second segment of L shape through slot, the positioning column on locking bar and support arm, which limits, to be cooperated, and on the one hand makes support arm and side in this way
Plate is fixedly connected, and on the other hand can limit the position of locating piece, when guaranteeing that locating piece will not be because of operating mechanism division brake test
Brought vibration is separated with first positioning hole, and reliability is higher.
5. the experimental rig of vacuum circuit breaker provided by the invention, longitudinal register structure includes: threaded hole, is set to installation
On plate；Screw rod is supported with pedestal and is connect after passing through threaded hole, and the bottom of screw rod is equipped with the pad component with pedestal pressing connection.
When test, screw drive pad component is abutted with pedestal pressing, thus guarantee that the support arm of mounting bracket is vertically arranged with pedestal, by
In screw rod can be operated above pedestal, it is more convenient installation personnel operation, improves test efficiency.
6. the experimental rig of vacuum circuit breaker provided by the invention, pad component includes cooperating the rigid pad being spirally connected with screw rod
Block, and the elastic cushion block being set between stiffness bearer and pedestal, the area of elastic cushion block are greater than the area of stiffness bearer.Just
Property cushion block and elastic cushion block are capable of increasing the contact area between screw rod and pedestal, make to install more between mounting bracket and pedestal
Securely, in addition, elastic cushion block can play certain buffer function, keep screw rod under long-time shock effect not easy to break, extend
The service life of screw rod.
7. the experimental rig of vacuum circuit breaker provided by the invention, support arm is towards being provided with positioning on the face of another support arm
Plate forms the third location hole for being oppositely arranged with threaded hole, wearing for screw rod on positioning plate.The middle part of locating piece and screw rod
Cooperation is located by connecting, under long-time shock effect, guarantee that screw rod can be vertically arranged with pedestal, makes mounting bracket and bottom
It is more firmly mounted between seat.
8. the junction of the experimental rig of vacuum circuit breaker provided by the invention, screw rod and mounting plate and positioning plate has set
Sheath on screw rod guarantees that screw rod is not easy to break, extends service life under long-time shock effect.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is that the experimental rig of vacuum circuit breaker operating mechanism of the invention is installed on the perspective view on vacuum circuit breaker；
Fig. 2 is the decomposition texture schematic diagram of experimental rig and vacuum circuit breaker in Fig. 1；
Fig. 3 is the perspective view of the experimental rig of vacuum circuit breaker operating mechanism of the invention；
Fig. 4 is the sectional view of Fig. 3；
Fig. 5 is the enlarged structure schematic diagram of part A in Fig. 3；
Fig. 6 is the perspective view of vacuum circuit breaker in the prior art；
Fig. 7 is the decomposition texture schematic diagram of Fig. 6.
Description of symbols: 1, mounting bracket；11, mounting plate；12, support arm；13, threaded hole；14, positioning plate；2, pedestal；
20, side plate；21, first positioning hole；3, locating piece；31, locking bar；4, positioning column；41, L shape through slot；5, screw rod；51, rigid pad
Block；52, elastic cushion block；53, sheath；6, connecting rod；61, the first bar portion；62, the second bar portion；63, the first spring；64, it drives
Block；65, second spring；7, connecting lever；8, insulate cartridge module；9, side plate.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment
The present embodiment provides a kind of experimental rigs of vacuum circuit breaker, as illustrated in fig. 1 and 2, including mounting bracket 1, the excess of stroke
Spring assembly, horizontal location structure and longitudinal register structure.
Mounting bracket 1, as shown in figure 3, being equipped with multiple excess of stroke groups of springs that can be connect with the operating mechanism of vacuum circuit breaker
Part, the mounting bracket 1 include with the pedestal 2 mounting plate 11 disposed in parallel for being equipped with the excess of stroke spring assembly, with
And it is divided into the support arm 12 of 11 two sides of mounting plate, perpendicular setting, mounting plate 11 is located at 2 top of pedestal, the level
Location structure is mounted on the support arm 12, and the longitudinal register structure is mounted on the mounting plate 11.
Excess of stroke spring assembly, as shown in Figure 4, comprising: connecting rod 6 is vertically installed on the mounting plate 11, is had and is set to
The first bar portion 61, Yi Jishen that connecting lever 7 between the mounting plate 11 and the pedestal 2, with the operating mechanism is cooperatively connected
The second bar portion 62 being arranged at the top of the mounting plate 11 out, the bottom of the second bar portion 62 pass through the connecting lever 7 of bolt and operating mechanism
Connection；First spring 63 and drive block 64 are sheathed in first bar portion 61, and the drive block 64 is driven by the mounting plate 11
It is dynamic, to compress first spring 63；Second spring 65 is sheathed in second bar portion 62, one end and the mounting plate 11
It offsets, the other end offsets with the gasket for being set to 62 end of the second bar portion.It should be noted that excess of stroke spring assembly is suitable
Excess of stroke spring assembly in insulation cartridge module, the energy storage when operating mechanism closes a floodgate, when separating brake, release energy, mention for operating mechanism
For separating brake active force.
Horizontal location structure, as shown in Figures 4 and 5, comprising: first positioning hole 21 is separately formed in 2 two sides of pedestal
On two side plates 20；Second location hole takes shape on the support arm 12, is oppositely arranged with the first positioning hole 21；Locating piece
3, after passing through second location hole, it is interference fitted and connects with the first positioning hole 21；Locking structure, in testing position, by institute
It states locating piece 3 and the support arm 12 locking connects, locking structure includes: positioning column 4, is set on the support arm 12, is had and institute
It states second location hole connection, for the mobile vestibule of the locating piece 3, and takes shape in the L shape through slot on 4 outer wall of positioning column
41, the L shape through slot 41 included the first segment for being parallel to 3 moving direction of the locating piece setting, and along the positioning column 4 weeks
The second segment being arranged to arc；Locking bar 31 passes through the L shape through slot 41, is fixedly connected with the locating piece 3, the locking bar 31
It can be moved back and forth along the first segment of the L shape through slot 41 and the second segment.
Longitudinal register structure, as shown in figure 4, including screw rod 5, pad component, positioning plate 14.
Screw rod 5 is supported with the pedestal 2 and is connect after the threaded hole 13 being set on mounting plate 11, the spiral shell
The bottom of bar 5 is equipped with the pad component with the pedestal 2 pressing connection, screw rod 5 and the mounting plate 11 and the positioning plate 14
Junction there is the sheath 53 that is sheathed on the screw rod 5.
Pad component includes cooperating the stiffness bearer 51 being spirally connected with the screw rod 5, and be set to the stiffness bearer 51
With the elastic cushion block 52 between the pedestal 2, the area of the elastic cushion block 52 is greater than the area of the stiffness bearer 51, this reality
It applies in example, the material of elastic cushion block 52 can be the flexible materials such as rubber.
Positioning plate 14 be disposed therein a support arm 12 towards on the face of another support arm 12, formed on positioning plate 14 with it is described
The third location hole that threaded hole 13 is oppositely arranged, wears for the screw rod 5.
As disposable embodiment, locating piece 3 includes the first segment with the cavity wall of positioning column 4 interference fit, with
And the second segment with the interference fit of first positioning hole 21 of side plate 20.
The experimental rig of vacuum circuit breaker of the invention, since multiple excess of stroke spring assemblies are to be installed on mounting bracket in advance
On 1, experimental rig is in assembly, it is only necessary to mounting bracket 1 is placed on pedestal 2, then pass through horizontal location structure and indulge
Mounting bracket 1 is fixedly connected with pedestal 2 to location structure, only needs to dismount mounting bracket 1 in this way, with existing skill
Art needs the mode that three insulation cartridge modules are respectively arranged in pedestal to compare, and dismounts efficient and convenient, test efficiency height.
The installation process of the experimental rig of vacuum circuit breaker of the invention is as follows:
As shown in Figure 1, first mounting bracket 1 is placed on pedestal 2, excess of stroke spring assembly is turned with corresponding operating mechanism
Arm 7 is fixedly connected, and then drives locating piece 3 to match with 21 interference of first positioning hole on side plate 20 by the locking bar 31 of the left and right sides
Connection is closed, screw rod 5 is then driven, pad component is pressed with pedestal 2 and abuts.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (9)
1. a kind of experimental rig of vacuum circuit breaker, it is characterised in that: including,
Mounting bracket (1), equipped with multiple excess of stroke spring assemblies that can be connect with the operating mechanism of vacuum circuit breaker；
Horizontal location structure and longitudinal register structure, be fixed on the mounting bracket (1) and vacuum circuit breaker pedestal (2) it
Between, the mounting bracket (1) is fixedly connected with the pedestal (2).
2. the experimental rig of vacuum circuit breaker according to claim 1, it is characterised in that: the mounting bracket (1) includes
With the pedestal (2) mounting plate (11) disposed in parallel for being equipped with the excess of stroke spring assembly, and it is divided into the installation
Plate (11) two sides, perpendicular setting support arm (12), the horizontal location structure is mounted on the support arm (12), described vertical
It is mounted on the mounting plate (11) to location structure.
3. the experimental rig of vacuum circuit breaker according to claim 2, it is characterised in that: the horizontal location structure packet
It includes:
First positioning hole (21) is separately formed on two side plates (20) of the pedestal (2) two sides；
Second location hole takes shape on the support arm (12), is oppositely arranged with the first positioning hole (21)；
Locating piece (3) after passing through second location hole, is interference fitted with the first positioning hole (21) and connects；
Locking structure connects the locating piece (3) and the support arm (12) locking in testing position.
4. the experimental rig of vacuum circuit breaker according to claim 3, it is characterised in that: the locking structure includes:
Positioning column (4) is set on the support arm (12), is had and is connected to the second location hole, is mobile for the locating piece (3)
Vestibule, and take shape in the L shape through slot (41) on the positioning column (4) outer wall, the L shape through slot (41) includes being parallel to institute
State the first segment of locating piece (3) moving direction setting, and the second segment along the positioning column (4) circumferentially arcuate setting；
Locking bar (31) passes through the L shape through slot (41), is fixedly connected with the locating piece (3), the locking bar (31) can be along institute
The first segment and the second segment for stating L shape through slot (41) move back and forth.
5. the experimental rig of vacuum circuit breaker according to claim 4, it is characterised in that: the longitudinal register structure packet
It includes:
Threaded hole (13) is set on the mounting plate (11)；
Screw rod (5) is supported with the pedestal (2) and is connect, the bottom of the screw rod (5) is equipped with after passing through the threaded hole (13)
With the pad component of the pedestal (2) pressing connection.
6. the experimental rig of vacuum circuit breaker according to claim 5, it is characterised in that: the pad component includes and institute
It states screw rod (5) and cooperates the stiffness bearer (51) being spirally connected, and be set between the stiffness bearer (51) and the pedestal (2)
Elastic cushion block (52), the area of the elastic cushion block (52) are greater than the area of the stiffness bearer (51).
7. the experimental rig of vacuum circuit breaker according to claim 5 or 6, it is characterised in that: support arm (12) direction
It is provided with positioning plate (14), is formed on the positioning plate (14) and the threaded hole (13) on the face of another support arm (12)
The third location hole for being oppositely arranged, wearing for the screw rod (5).
8. the experimental rig of vacuum circuit breaker according to claim 7, it is characterised in that: the screw rod (5) and the peace
The junction of loading board (11) and the positioning plate (14) has the sheath (53) being sheathed on the screw rod (5).
9. the experimental rig of vacuum circuit breaker according to claim 8, it is characterised in that: the excess of stroke spring assembly packet
It includes:
Connecting rod (6) is vertically installed on the mounting plate (11), is had and is set to the mounting plate (11) and the pedestal (2)
Between, the first bar portion (61) for being cooperatively connected with the connecting lever (7) of the operating mechanism, and stretch out at the top of the mounting plate (11)
The second bar portion (62) being arranged；
First spring (63) and drive block (64) are sheathed on first bar portion (61), and the drive block (64) is by the peace
Loading board (11) driving, to compress first spring (63)；
Second spring (65) is sheathed on second bar portion (62), and one end offsets with the mounting plate (11), the other end with set
The gasket for being placed in the second bar portion (62) end offsets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910772732.5A CN110441678B (en) | 2019-08-21 | 2019-08-21 | Test device of vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910772732.5A CN110441678B (en) | 2019-08-21 | 2019-08-21 | Test device of vacuum circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110441678A true CN110441678A (en) | 2019-11-12 |
| CN110441678B CN110441678B (en) | 2024-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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|---|---|---|---|---|
| CN202939281U (en) * | 2012-09-26 | 2013-05-15 | 安徽鑫龙电器股份有限公司 | Vacuum circuit breaker actuator running-in device |
| KR20130071183A (en) * | 2011-12-20 | 2013-06-28 | 엘에스산전 주식회사 | Interlock lock mechanism for vacuum circuit breaker |
| CN203690782U (en) * | 2013-09-12 | 2014-07-02 | 袁茂银 | Breaker assembly |
| CN203910651U (en) * | 2014-06-24 | 2014-10-29 | 浙江天虹电气金具有限公司 | Novel vacuum circuit breaker |
| CN204289236U (en) * | 2014-12-24 | 2015-04-22 | 常熟开关制造有限公司(原常熟开关厂） | A kind of transducer draw bail of vacuum circuit-breaker |
| CN210487924U (en) * | 2019-08-21 | 2020-05-08 | 巨邦集团有限公司 | Testing device of vacuum circuit breaker |
-
2019
- 2019-08-21 CN CN201910772732.5A patent/CN110441678B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130071183A (en) * | 2011-12-20 | 2013-06-28 | 엘에스산전 주식회사 | Interlock lock mechanism for vacuum circuit breaker |
| CN202939281U (en) * | 2012-09-26 | 2013-05-15 | 安徽鑫龙电器股份有限公司 | Vacuum circuit breaker actuator running-in device |
| CN203690782U (en) * | 2013-09-12 | 2014-07-02 | 袁茂银 | Breaker assembly |
| CN203910651U (en) * | 2014-06-24 | 2014-10-29 | 浙江天虹电气金具有限公司 | Novel vacuum circuit breaker |
| CN204289236U (en) * | 2014-12-24 | 2015-04-22 | 常熟开关制造有限公司(原常熟开关厂） | A kind of transducer draw bail of vacuum circuit-breaker |
| CN210487924U (en) * | 2019-08-21 | 2020-05-08 | 巨邦集团有限公司 | Testing device of vacuum circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110441678B (en) | 2024-05-03 |
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