CN209071221U - Outdoor high-voltage vacuum breaker - Google Patents
Outdoor high-voltage vacuum breaker Download PDFInfo
- Publication number
- CN209071221U CN209071221U CN201920004630.4U CN201920004630U CN209071221U CN 209071221 U CN209071221 U CN 209071221U CN 201920004630 U CN201920004630 U CN 201920004630U CN 209071221 U CN209071221 U CN 209071221U
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- fixedly connected
- shield
- type sliding
- sleeve
- outdoor high
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Abstract
The utility model discloses outdoor high-voltage vacuum breakers, including breaker body and the fixed plate that breaker body lower end is arranged in, the upper end of fixed plate is fixedly connected with shield, transverse slat is fixedly connected in shield, the upper end of transverse slat is fixedly connected with fan by installing port, air inlet is offered on the upside of the right end of shield, and filter screen is fixedly connected in air inlet, the upper end right side opening of transverse slat is equipped with T-type sliding slot, T-type sliding block is slidably connected in T-type sliding slot, the upper end of T-type sliding block is fixedly connected with baffle, baffle is corresponding with the position of air inlet, the downside of T-type sliding slot is connected to connecting rod by strip through-hole sliding sleeve, the upper end of connecting rod passes through strip through-hole and is fixedly connected with the lower end of T-type sliding block.The utility model effectively can cool down to breaker when being warm, and stop cold wind and breaker contacts in weather cold, enable the work of breaker safety and stability.
Description
Technical field
The utility model relates to breaker technical field more particularly to outdoor high-voltage vacuum breakers.
Background technique
The working principle of vacuum circuit breaker is, when dynamic and static contact separating brake under the action of operating mechanism, generates between contact
Electric arc, contact surface volatilize steam at high temperature, and since contact is designed as special shape, a magnetic is generated when electric current passes through
, electric arc quickly moves under this magnetic fields along contact surface tangential direction, has condensed portion on metallic cylinder (shielding case)
Divide metallic vapour, electric arc just extinguishes in natural zero-crossing, and the dielectric strength between contact is restored rapidly to get up again, for industrial and mineral enterprise
Industry, power plant, protection and control in substation as electrical equipment are used, especially suitable for require non-oil ultra high vacuum system, few maintenance and
The field of employment of frequent operation.
In the prior art, although can be protected to circuit for outdoor vacuum circuit breaker, when in use by
It is big in outdoor temperature change, in hot weather and cold snap, the work of breaker can all be had an impact.
Utility model content
Purpose of the utility model is to solve temperature changes outdoor in the prior art to produce to the work of breaker
Raw the problem of influencing, and the outdoor high-voltage vacuum breaker proposed.
To achieve the goals above, the utility model adopts the technical scheme that
Outdoor high-voltage vacuum breaker, it is described including breaker body and the fixed plate that breaker body lower end is arranged in
The upper end of fixed plate is fixedly connected with shield, and transverse slat is fixedly connected in the shield, and the upper end of the transverse slat passes through peace
Dress mouth is fixedly connected with fan, offers air inlet on the upside of the right end of the shield, and filtering is fixedly connected in air inlet
Net, the upper end right side opening of the transverse slat are equipped with T-type sliding slot, slidably connect T-type sliding block, the T-type sliding block in the T-type sliding slot
Upper end be fixedly connected with baffle, the baffle is corresponding with the position of air inlet, passes through strip through-hole on the downside of the T-type sliding slot
Sliding sleeve is connected to connecting rod, and the upper end of the connecting rod passes through strip through-hole and is fixedly connected with the lower end of T-type sliding block, the company
The bar wall of extension bar is connected with screw rod by threaded hole horizontal thread, and the right end of the shield is rotatably connected to by rolling bearing
Shaft, one end of the shaft pass through rolling bearing and are fixedly connected with one end of screw rod, and the other end of the shaft is connected with
Transmission mechanism.
Preferably, the transmission mechanism includes the sleeve being fixedly connected on the right side of shield, is slidably socketed in the sleeve
There is drive rod, open up fluted on the inside of the sleeve, position-limit mechanism is equipped in the groove, is opened on the bar wall of the drive rod
Equipped with the limiting slot matched with position-limit mechanism, one end of the drive rod passes through sleeve and is fixedly connected with pull ring, the biography
The other end of lever is fixedly connected with rack gear, and one end of the shaft is fixedly connected with gear, the wheel and rack engagement, institute
It states and is fixedly connected with rectangular sleeve on the right side of shield, inside and the rack gear of the rectangular sleeve are slidably connected.
Preferably, the position-limit mechanism includes the positive stop bead being slidably socketed in groove, is fixed at the notch of the groove
It is connected with limited aunular sheet, the side of the positive stop bead passes through limited aunular sheet and extends in limiting slot, and bullet is equipped in the groove
Spring, one end of the spring are fixedly connected with the side of groove, and the other end of the spring and the side of positive stop bead connect.
Preferably, multiple equally distributed air outlets are offered in the fixed plate vertically.
Preferably, the left side of the shield is equipped with opening, and opening is hinged with cover board by hinge, and the cover board is remote
Side from hinge is fastenedly connected by latching with shield.
Preferably, wiper bar is fixedly connected on the upside of the right end of the shield.
Compared with prior art, the utility model provides outdoor high-voltage vacuum breaker, have it is following the utility model has the advantages that
1, the outdoor high-voltage vacuum breaker when being warm, starts fan, fan by the fan being arranged on transverse slat
Rotation forms negative pressure in air inlet, enters external air in shield, is then delivered to breaker by electric fan
Around, it is finally discharged by gas vent, when being cold, pulls drive rod with tool, drive rod forced belt carry-over bar is mobile, rack gear
Mobile band moving gear rotates shaft, and shaft rotation drives the threaded hole in screw rod and connecting rod to interact, and then makes to connect
Bar drives T-type sliding block mobile, and T-type sliding block is mobile to drive baffle to block air inlet, and external cold wind is stopped to enter protection
In cover, so as to effectively cool down to breaker when being warm, and stop cold wind and open circuit in weather cold
Device contact, enables the work of breaker safety and stability.
2, the outdoor high-voltage vacuum breaker, by the positive stop bead being arranged in groove, when pushing drive rod, drive rod is squeezed
Pressure positive stop bead makes spring contraction, and when positive stop bead is overlapped with the limiting slot on drive rod, spring pushes positive stop bead and limiting slot card
It closes, so as to be limited to drive rod, facilitates and remove baffle, the air in shield is made to pass through air inlet and external stream
It is logical.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, this is practical new
Type effectively can cool down to breaker when being warm, and stop cold wind and breaker contacts in weather cold,
Enable the work of breaker safety and stability.
Detailed description of the invention
Fig. 1 be the utility model proposes outdoor high-voltage vacuum breaker structural schematic diagram；
Fig. 2 is schematic enlarged-scale view at the A in Fig. 1；
Fig. 3 is schematic enlarged-scale view at the B in Fig. 1.
In figure: 1 drive rod, 2 fixed plates, 3 cover boards, 4 shields, 5 transverse slats, 6 fans, 7 baffles, 8 filter screens, 9 wiper bars,
10 rack gears, 11 gears, 12 rectangular sleeves, 13 T-type sliding slots, 14 connecting rods, 15 screw rods, 16 T-type sliding blocks, 17 springs, 18 sleeves,
19 limited aunular sheets, 20 positive stop beads.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, including breaker body and consolidating for breaker body lower end is arranged in outdoor high-voltage vacuum breaker
Fixed board 2, currently, vacuum circuit breaker is mainly made of vacuum interrupter, electromagnetism or spring operating mechanism, bracket and other components,
Circuit can be protected, this technology is widely used in life, those skilled in the art should know, Gu no longer do
Excessive repeats, and the upper end of fixed plate 2 is fixedly connected with shield 4, is fixedly connected with transverse slat 5 in shield 4, transverse slat 5 it is upper
End is fixedly connected with fan 6 by installing port, and the power input end of fan 6 is electrical by conducting wire and control switch and external power supply
Connection, this technology is widely used in life, those skilled in the art should know, it is solid no longer do it is excessive repeat, it is anti-
Air inlet is offered on the upside of the right end of shield 4, and is fixedly connected with filter screen 8 in air inlet, the upper end right side opening of transverse slat 5 is equipped with
T-type sliding slot 13 slidably connects T-type sliding block 16 in T-type sliding slot 13, and the upper end of T-type sliding block 16 is fixedly connected with baffle 7, baffle 7
Corresponding with the position of air inlet, the downside of T-type sliding slot 13 is connected to connecting rod 14 by strip through-hole sliding sleeve, connecting rod 14 it is upper
End is fixedly connected across strip through-hole and with the lower end of T-type sliding block 16, and the bar wall of connecting rod 14 is connected by threaded hole horizontal thread
Be connected to screw rod 15, the right end of shield 4 is rotatably connected to shaft by rolling bearing, one end of shaft pass through rolling bearing and with
One end of screw rod 15 is fixedly connected, and the other end of shaft is connected with transmission mechanism, and transmission mechanism includes being fixedly connected on shield
The sleeve 18 on right side, sliding sleeve is connected to drive rod 1 in sleeve 18, and the inside of sleeve 18 opens up fluted, and limit is equipped in groove
Mechanism, the limiting slot matched with position-limit mechanism is offered on the bar wall of drive rod 1, and position-limit mechanism includes being slidably socketed in groove
Interior positive stop bead 20, limited aunular sheet 19 is fixedly connected at the notch of groove, and the side of positive stop bead 20 passes through limited aunular sheet 19 simultaneously
Extend in limiting slot, spring 17 be equipped in groove, one end of spring 17 is fixedly connected with the side of groove, spring 17 it is another
End and the side of positive stop bead 20 connect, and one end of drive rod 1 passes through sleeve 18 and is fixedly connected with pull ring, drive rod 1
The other end is fixedly connected with rack gear 10, and one end of shaft is fixedly connected with gear 11, and gear 11 is engaged with rack gear 10, shield 4
Right side be fixedly connected with rectangular sleeve 12, inside and the rack gear 10 of rectangular sleeve 12 are slidably connected, open up vertically in fixed plate 2
There are multiple equally distributed air outlets, the left side of shield 4 is equipped with opening, and opening is hinged with cover board 3, cover board by hinge
3 sides far from hinge are fastenedly connected by lock with shield 4, are fixedly connected with wiper bar 9 on the upside of the right end of shield 4.
In the utility model, when being warm, start fan 6, the rotation of fan 6 forms negative pressure in air inlet, makes outside
Air enters in shield 4, is then delivered to around breaker through 6 flabellum of passing through fan, is finally discharged, is cold by gas vent
When, drive rod 1 is pulled with tool, 1 forced belt carry-over bar 10 of drive rod is mobile, and the mobile band moving gear 11 of rack gear 10 turns shaft
Dynamic, shaft rotation drives the threaded hole in screw rod 15 and connecting rod 14 to interact, and then connecting rod 14 is made to drive T-type sliding block 16
Mobile, T-type sliding block 16 is mobile to drive baffle 7 to block air inlet, and external cold wind is stopped to enter in shield 4, can
Effectively cool down to breaker when being warm and stop cold wind and breaker contacts in weather cold, pushes drive rod 1
When, drive rod 1, which squeezes positive stop bead 20, shrinks spring 17, when positive stop bead 20 is overlapped with the limiting slot on drive rod 1, spring 17
It pushes positive stop bead 20 to engage with limiting slot, drive rod 1 can be limited, facilitate and remove baffle 7, make to protect, the sky in 4
Gas passes through air inlet and external circulation.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. outdoor high-voltage vacuum breaker, special including breaker body and the fixed plate (2) that breaker body lower end is arranged in
Sign is that the upper end of the fixed plate (2) is fixedly connected with shield (4), is fixedly connected with transverse slat in the shield (4)
(5), the upper end of the transverse slat (5) is fixedly connected with fan (6) by installing port, is opened up on the upside of the right end of the shield (4)
There is air inlet, and be fixedly connected with filter screen (8) in air inlet, the upper end right side opening of the transverse slat (5) is equipped with T-type sliding slot
(13), it is slidably connected T-type sliding block (16) in the T-type sliding slot (13), the upper end of the T-type sliding block (16) is fixedly connected with gear
Plate (7), the baffle (7) is corresponding with the position of air inlet, and the downside of the T-type sliding slot (13) is slidably socketed by strip through-hole
Have connecting rod (14), the upper end of the connecting rod (14) passes through strip through-hole and is fixedly connected with the lower end of T-type sliding block (16), institute
The bar wall for stating connecting rod (14) is connected with screw rod (15) by threaded hole horizontal thread, and the right end of the shield (4) passes through rolling
Dynamic bearing is rotatably connected to shaft, and one end of the shaft passes through rolling bearing and is fixedly connected with one end of screw rod (15), institute
The other end for stating shaft is connected with transmission mechanism.
2. outdoor high-voltage vacuum breaker according to claim 1, which is characterized in that the transmission mechanism includes fixed connects
The sleeve (18) on the right side of shield is connect, the interior sliding sleeve of the sleeve (18) is connected to drive rod (1), the inside of the sleeve (18)
It opens up fluted, position-limit mechanism is equipped in the groove, offers on the bar wall of the drive rod (1) and is matched with position-limit mechanism
Limiting slot, one end of the drive rod (1) passes through sleeve (18) and is fixedly connected with pull ring, the drive rod (1) it is another
End is fixedly connected with rack gear (10), and one end of the shaft is fixedly connected with gear (11), the gear (11) and rack gear (10)
It engages, is fixedly connected with rectangular sleeve (12) on the right side of the shield (4), the inside of the rectangular sleeve (12) and rack gear
(10) it is slidably connected.
3. outdoor high-voltage vacuum breaker according to claim 2, which is characterized in that the position-limit mechanism includes sliding sleeve
The positive stop bead (20) in groove is connect, is fixedly connected with limited aunular sheet (19) at the notch of the groove, the positive stop bead (20)
Side pass through and limited aunular sheet (19) and extend in limiting slot, be equipped with spring (17) in the groove, the spring (17)
One end is fixedly connected with the side of groove, and the other end of the spring (17) and the side of positive stop bead (20) connect.
4. outdoor high-voltage vacuum breaker according to claim 1, which is characterized in that opened vertically on the fixed plate (2)
Equipped with multiple equally distributed air outlets.
5. outdoor high-voltage vacuum breaker according to claim 1, which is characterized in that set on the left of the shield (4)
There is opening, and opening is hinged with cover board (3) by hinge, side of the cover board (3) far from hinge passes through lock and protection
Cover (4) is fastenedly connected.
6. outdoor high-voltage vacuum breaker according to claim 1, which is characterized in that on the right end of the shield (4)
Side is fixedly connected with wiper bar (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004630.4U CN209071221U (en) | 2019-01-02 | 2019-01-02 | Outdoor high-voltage vacuum breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004630.4U CN209071221U (en) | 2019-01-02 | 2019-01-02 | Outdoor high-voltage vacuum breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209071221U true CN209071221U (en) | 2019-07-05 |
Family
ID=67102704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920004630.4U Active CN209071221U (en) | 2019-01-02 | 2019-01-02 | Outdoor high-voltage vacuum breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209071221U (en) |
-
2019
- 2019-01-02 CN CN201920004630.4U patent/CN209071221U/en active Active
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| GR01 | Patent grant | ||
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