CN208061945U - A kind of vacuum circuit breaker - Google Patents
A kind of vacuum circuit breaker Download PDFInfo
- Publication number
- CN208061945U CN208061945U CN201820596014.8U CN201820596014U CN208061945U CN 208061945 U CN208061945 U CN 208061945U CN 201820596014 U CN201820596014 U CN 201820596014U CN 208061945 U CN208061945 U CN 208061945U
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- babinet
- block
- fixed
- support plate
- cover board
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Abstract
The utility model is related to high-tension switch gear technical fields, disclose a kind of vacuum circuit breaker, including babinet and closure apparatus.Closure apparatus is installed on the upper position of babinet, and closure apparatus includes cover board, support plate and movable device, and for cover plate lid together in babinet top, support plate is located at the upper position at left and right sides of babinet, and movable device is located at the left and right ends on babinet top；Support plate supports movable device, support plate and movable device connecting cover plate and babinet.The utility model has the following advantages and effect：This programme utilizes new mechanical structure, so that cover board is impacted by internal pressure with certain scope of activities when being rushed to open, and cover board can be made not detached with babinet, also cover board is avoided to fall while avoiding babinet from blowing, and breaker is made to have safeguard function.
Description
Technical field
The utility model is related to high-tension switch gears, more specifically, it relates to a kind of vacuum circuit breaker.
Background technology
A kind of structure type of vacuum circuit breaker on outdoor lamppost is：Electrification in high voltage is partially installed in a seal case,
Dielectric using SF6 gases or insulating boot as electrification in high voltage part, galvanic circle are guided to closed by silicone rubber sleeve
Outside babinet, operating mechanism is individually mounted on outside seal case.
Currently, the Chinese patent of Publication No. CN204966375U discloses a kind of intelligent vacuum circuit breaker, it is wrapped
The babinet for including pedestal and being arranged on the pedestal, the babinet both sides are respectively equipped with input terminal and outlet terminal, and babinet is
Air-tight state.
But it is above-mentioned case lid is only fixed on bolt and nut on babinet in the prior art, when babinet internal cause internal short-circuit therefore
When barrier, the pressure that internal arc generates easily blows closed babinet, causes safety accident.
Utility model content
In view of the deficienciess of the prior art, the utility model lies in that provide a kind of vacuum circuit breaker, babinet is avoided
When internal short circuit fault, the pressure that internal arc generates makes babinet blow, and breaker is made to have safeguard function.
To achieve the above object, the utility model provides following technical solution：
A kind of vacuum circuit breaker, including babinet and closure apparatus, the closure apparatus are installed on the upper of the babinet
Portion position, the closure apparatus include cover board, support plate and movable device, and the cover plate lid is together in babinet top, the support
Plate is located at the upper position at left and right sides of the babinet, and the movable device is located at the left and right ends on babinet top；The support
Plate supports the movable device, the support plate to connect the cover board and babinet with movable device.
By using above-mentioned technical proposal, the cover plate lid that closure apparatus includes makes babinet be closed together in babinet top, rises
To dust-proof effect；The support plate and movable device that closure apparatus includes are connected, and support plate is located at upper at left and right sides of babinet
Portion position, cover board is connect by support plate with movable device with babinet, when cover board is washed open by internal pressure, can prevent cover board from falling
Cause safety accident；Support plate supports movable device, makes the more reasonable structure of movable device；Movable device provides buffering for cover board
Space makes cover board have certain scope of activities under the impact of internal pressure, and is not detached with babinet；From there through making cover board
It can be opened, avoid bin enclosure, when internal short circuit fault, the pressure that internal arc generates makes babinet blow, to make to break
Road utensil has safeguard function；On the other hand, when cover board is rushed to open, avoidable cover board, which is fallen, causes safety accident.
The utility model is further arranged to：The movable device includes spring, and baffle, institute are formed at the support plate top
It states cover board top position corresponding with the baffle and is fixed with convex block, the spring one end is fixed on the convex block, the other end
It is fixed on baffle bottom.
By using above-mentioned technical proposal, movable device includes spring, and baffle, cover board top and gear are formed at support plate top
The corresponding position of plate is fixed with convex block, and spring is fixed on convex block, and the other end is fixed on baffle bottom, using spring by cover board
It is connect with baffle, baffle is played a supporting role, and so that cover board is had certain motion range by spring, and make cover board that can reset；
Baffle also functions to the effect of limit simultaneously, when cover board is rushed to open, and cover board squeezes spring and is connected to baffle, can be limited by baffle
Position, avoids cover board from flying out.
The utility model is further arranged to：The movable device further includes guide groove, and the spring retention is led in described
To slot, the convex block can slide in the guide groove.
By using above-mentioned technical proposal, movable device further includes guide groove, and spring retention makes spring in guide groove
Stretching motion is more stable, and convex block can slide in guide groove, keeps overall structure more reasonable, and the movement of convex block compressed spring can be
Under the guiding role of guide groove stablize carry out, when to make cover board by internal pressure, can under the guiding role of guide groove quilt
It washes open, keeps the movement that it is rushed to open more controllable.
The utility model is further arranged to：The support plate is tightly attached to the left and right sides of cover board, the support plate lower part
Sliding slot is vertically formed, position corresponding with the sliding slot is formed with sliding block, the sliding block at left and right sides of the cover board
It is slided in the sliding slot；The top for being oriented to trench bottom and the sliding slot is located at sustained height.
By using above-mentioned technical proposal, support plate is tightly attached to the left and right sides of cover board, and limit is played to the left and right sides of cover board
Position effect；Sliding slot is vertically formed at support plate lower part, and sliding block is formed at left and right sides of cover board, and sliding block can slide in sliding slot,
To keep the motion conditions that cover board is rushed to open more stable；The top for being oriented to trench bottom and sliding slot is located at sustained height, works as cover board
It can be connected to the top for being oriented to trench bottom and sliding slot when being rushed to open, positioning action thus is played to cover board.
The utility model is further arranged to：Further include fixing device, the fixing device includes holder, extension board and matches
Plywood, the babinet top are fixed with boom hoisting, and the rear and front end on the boom hoisting top is fixed with pedestal, the pedestal
The sidewalls vertical of side is fixed with matching board upwards inwardly, and position corresponding with matching board is equipped with cross bar on the holder, institute
It states cross bar bottom and is fixed with extension board straight down, the extension board is fixed with matching board cooperation.
By using above-mentioned technical proposal, fixing device is used for static housing；The rear and front end on babinet top has been connected with
Device for hoisting, the rear and front end on boom hoisting top are fixed with pedestal, and the sidewalls vertical of pedestal side inwardly is fixed with cooperation upwards
Plate is equipped with cross bar on the holder that fixing device includes, and cross bar bottom is fixed with extension board, the cooperation on babinet top straight down
Plate is matched with the extension board of holder cross tube lower part, and extension board and matching board are fixed, you can babinet is fixed on holder.
The utility model is further arranged to：The extension board lower part is bent to form extension block, and the matching board top is curved
Folding forms the coordinating block opposite with extension block, and the coordinating block and the centre position on the extension block top are vertically fixed
There is a screw rod, upper and lower ends of the screw rod and position for being located at coordinating block top and extension block lower part is fixed with nut.
By using above-mentioned technical proposal, extension board lower part is bent to form extension block, and matching board top is bent to form and prolongs
The opposite coordinating block of block is stretched, keeps extension block corresponding with coordinating block；The centre position on coordinating block and extension block top is along vertical side
To standing screw, the two is connected, screw rod upper and lower ends and respectively coordinating block top, extension block lower part position fix spiral shell
Mother realizes the firm fixation of coordinating block and extension block, to fix extension board and matching board, reaches babinet being fixed on holder
Purpose.
The utility model is further arranged to：Tooth form is formed at the extension block top, and the coordinating block lower part forms and prolongs
The matched dentation of tooth form of block is stretched, the extension block is mutually clamped with coordinating block.
By using above-mentioned technical proposal, tooth form is formed at extension block top, and the tooth form with extension block is formed at coordinating block lower part
Matched dentation, makes extension block be mutually clamped with coordinating block, thus make the fit structure of extension block and coordinating block closer and
It is difficult to slide, the connection structure of extension block and coordinating block is improved, to keep the fixed structure of babinet more stable.
The utility model is further arranged to：The fixed nut of upper and lower ends of the screw rod respectively with coordinating block top and
The corresponding position in extension block lower part is equipped with improved mat.
By using above-mentioned technical proposal, extension block and coordinating block are fixed to each other by the upper and lower ends fixing nut of screw rod；
Position corresponding with coordinating block top and extension block lower part is equipped with improved mat to two nuts respectively, further by improved mat
Thus the fixed structure of stiffnut makes the fixed structure of babinet and holder more secured.
In conclusion the utility model has the advantages that：Cushion space can be provided for cover board, make cover board by interior
With certain scope of activities when the impact of portion's pressure is rushed to open, and cover board can be made not detached with babinet, babinet is avoided to blow
Also cover board is avoided to fall simultaneously, makes breaker that there is safeguard function.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the enlarged diagram of part A in Fig. 1；
Fig. 3 is the enlarged diagram of part B in Fig. 1；
Fig. 4 is the schematic diagram of convex block, spring and the guide groove cooperation of the present embodiment.
Reference numeral：1, babinet；2, fixing device；3, closure apparatus；4, boom hoisting；41, pedestal；5, holder；51, horizontal
Bar；6, extension board；61, extension block；7, matching board；71, coordinating block；72, screw rod；73, nut；74, improved mat；8, moving machine
Structure；81, spring；82, guide groove；9, cover board；91, convex block；92, sliding block；10, support plate；101, sliding slot；11, input terminal；
12, outlet terminal；13, baffle.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
A kind of vacuum circuit breaker, as shown in Figure 1, include babinet 1, fixing device 2 and closure apparatus 3, babinet 1 by
The support of fixing device 2 is fixed, and closure apparatus 3 is located at the upper position of babinet 1.
As shown in Figure 1, there are three input terminals 11 for the left side connection of babinet 1, for powering on；The right side of babinet 1 connects
It connects there are three outlet terminal 12, for connecting load；1 top of babinet is fixed with boom hoisting 4, for slinging babinet 1 to assist
The installation of babinet 1.
As shown in Figure 1, 2, fixing device 2 includes that holder 5, extension board 6 and matching board 7, holder 5 are fixed on electric pole.It rises
The rear and front end of device for hoisting 4 is fixed with pedestal 41, and the sidewalls vertical of the side inwardly of pedestal 41 is fixed with matching board 7, holder 5 upwards
Position upper and corresponding with matching board 7 is equipped with cross bar 51, and 51 bottom of cross bar is fixed with extension board 6 straight down, extension board 6 with
Matching board 7 is corresponding；6 lower part of extension board is bent to form extension block 61, and 7 top of matching board is bent to form opposite with extension block 61
Coordinating block 71, extension block 61 fit with coordinating block 71, and tooth form is formed at 61 top of extension block, and 71 lower part of coordinating block forms and prolongs
The matched dentation of tooth form of block 61 is stretched, realizes the clamping of extension block 61 and coordinating block 71.
As shown in Figure 1, 2, coordinating block 71 and the centre position on 61 top of extension block are vertically fixed with screw rod 72, spiral shell
Upper and lower ends of the bar 72 and position for being located at 61 lower part of 71 top of coordinating block and extension block is fixed with nut 73, upper and lower ends
Two nuts 73 position corresponding with 71 top of coordinating block and 61 lower part of extension block is equipped with improved mat 74 respectively, thus
It can be by extension block 61 and the firm fixation of coordinating block 71, to realize being fixedly secured for babinet 1.
It is covered on babinet 1 as shown in Figure 1, closure apparatus 3 includes movable device 8, cover board 9 and support plate 10, cover board 9
Portion makes babinet 1 form sealing；Support plate 10 is fixed on the upper position of 1 left and right sides wall of babinet, and movable device 8 is located at babinet 1
The left and right ends on top, and connect with support plate 10.Support plate 10 is tightly attached to the left and right sides of cover board 9,10 lower part edge of support plate
Vertical direction forms sliding slot 101, and the left and right sides position corresponding with sliding slot 101 of cover board 9 is formed with sliding block 92, and sliding block 92 can
It is slided in sliding slot 101, the movement of cover board 9 is limited by support plate 10 and sliding slot 101, position changes when cover board 9 being avoided to be rushed to open
Become and 1 top of babinet can not be covered on.
As shown in Figure 1,3, movable device 8 includes spring 81 and guide groove 82, and 10 top of support plate is prolonged towards 1 direction of babinet
It stretches to form baffle 13,9 top of cover board position corresponding with baffle 13 is fixed with convex block 91, and 91 top of convex block is vertically fixed
There are spring 81,13 bottom of baffle to be fixed with guide groove 82, spring 81 is placed in guide groove 82 and is fixed on baffle 13, convex block 91
It can be slided in guide groove 82；Thus the movement that convex block 91 squeezes spring 81 can be made more steady under the guiding role of guide groove 82
It is fixed；82 bottom of guide groove and the top of sliding slot 101 are located at sustained height, and guide groove 82 can be connected to when cover board 9 is rushed to open
Bottom and the top of sliding slot 101, thus play positioning action to cover board 9.
The concrete operations flow of the present embodiment is as follows：
When 1 short circuit occurred inside failure of babinet, internal arc generates pressure, so that cover board 9 is rushed to open, the sliding block on cover board 9
92 move upwards along sliding slot 101, and the spring 81 on the top of cover board 9 is extruded under the guiding role of guide groove 82, at this time
Cover board 9 is connected to 82 bottom of guide groove and the top of sliding slot 101, and cover board 9 is positioned, it is avoided to fly out；Gas is released in babinet 1
Afterwards, cover board 9 is covered on 1 top of babinet again under the recovery force effect of spring 81 again.
The extension block 61 for 51 lower part of cross bar installed on holder 5 is mutually clamped with the coordinating block 71 on 4 top of boom hoisting, and
Extension block 61 is connect with coordinating block 71 by screw rod 72, and is fixed by two nuts 73, thus fixes babinet 1 and holder 5.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of vacuum circuit breaker, including babinet (1) and closure apparatus (3), it is characterised in that：The closure apparatus (3)
It is installed on the upper position of the babinet (1), the closure apparatus (3) includes cover board (9), support plate (10) and movable device
(8), the cover board (9) is covered on babinet (1) top, and the support plate (10) is located at the top at left and right sides of the babinet (1)
Position, the movable device (8) are located at the left and right ends on babinet (1) top；The support plate (10) supports the movable device
(8), the support plate (10) connect the cover board (9) and babinet (1) with movable device (8).
2. a kind of vacuum circuit breaker according to claim 1, it is characterised in that：The movable device (8) includes bullet
Baffle (13), cover board (9) the top position corresponding with the baffle (13) are formed at spring (81), support plate (10) top
It sets and is fixed with convex block (91), the convex block (91) is fixed in described spring (81) one end, and the other end is fixed on baffle (13) bottom.
3. a kind of vacuum circuit breaker according to claim 2, it is characterised in that：The movable device (8) further includes
Guide groove (82), the spring (81) are placed in the guide groove (82), and the convex block (91) can be in the guide groove (82)
Sliding.
4. a kind of vacuum circuit breaker according to claim 3, it is characterised in that：The support plate (10) is tightly attached to lid
Sliding slot (101), cover board (9) left and right sides are vertically formed at the left and right sides of plate (9), support plate (10) lower part
Position corresponding with the sliding slot (101) is formed with sliding block (92), the sliding block (92) sliding in the sliding slot (101)；
Guide groove (82) bottom and the top of the sliding slot (101) are located at sustained height.
5. a kind of vacuum circuit breaker according to claim 1, it is characterised in that：Further include fixing device (2), it is described
Fixing device (2) includes that holder (5), extension board (6) and matching board (7), babinet (1) top are fixed with boom hoisting (4),
The rear and front end on boom hoisting (4) top is fixed with pedestal (41), the pedestal (41) inwardly side sidewalls vertical to
On be fixed with matching board (7), position corresponding with matching board (7) is equipped with cross bar (51), the cross bar on the holder (5)
(51) bottom is fixed with extension board (6) straight down, and the extension board (6) is fixed with the matching board (7) cooperation.
6. a kind of vacuum circuit breaker according to claim 5, it is characterised in that：Extension board (6) the lower part bending
Extension block (61) is formed, matching board (7) top is bent to form and the opposite coordinating block (71) of extension block (61), the cooperation
The centre position on block (71) and the extension block (61) top is vertically fixed with screw rod (72), the screw rod (72) it is upper
The lower both ends and position for being located at coordinating block (71) top and extension block (61) lower part is fixed with nut (73).
7. a kind of vacuum circuit breaker according to claim 6, it is characterised in that：Extension block (61) top is formed
The matched dentation of tooth form with extension block (61) formed at tooth form, coordinating block (71) lower part, the extension block (61) with match
Block (71) is closed mutually to be clamped.
8. a kind of vacuum circuit breaker according to claim 6, it is characterised in that：The upper and lower ends of the screw rod (72)
Position corresponding with coordinating block (71) top and extension block (61) lower part is equipped with improved mat to fixed nut (73) respectively
(74)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820596014.8U CN208061945U (en) | 2018-04-25 | 2018-04-25 | A kind of vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820596014.8U CN208061945U (en) | 2018-04-25 | 2018-04-25 | A kind of vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208061945U true CN208061945U (en) | 2018-11-06 |
Family
ID=63982443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820596014.8U Active CN208061945U (en) | 2018-04-25 | 2018-04-25 | A kind of vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208061945U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110491717A (en) * | 2019-07-19 | 2019-11-22 | 上海永大电器有限公司 | A kind of outdoor high-voltage alternating-current vacuum breaker |
-
2018
- 2018-04-25 CN CN201820596014.8U patent/CN208061945U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110491717A (en) * | 2019-07-19 | 2019-11-22 | 上海永大电器有限公司 | A kind of outdoor high-voltage alternating-current vacuum breaker |
| CN110491717B (en) * | 2019-07-19 | 2021-06-15 | 上海永大电器有限公司 | Outdoor high-voltage alternating-current vacuum circuit breaker |
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