CN214411047U - High-efficient protection type vacuum circuit breaker - Google Patents
High-efficient protection type vacuum circuit breaker Download PDFInfo
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- CN214411047U CN214411047U CN202120875352.7U CN202120875352U CN214411047U CN 214411047 U CN214411047 U CN 214411047U CN 202120875352 U CN202120875352 U CN 202120875352U CN 214411047 U CN214411047 U CN 214411047U
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- circuit breaker
- vacuum circuit
- fixedly connected
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Abstract
The utility model discloses a high-efficient protection type vacuum circuit breaker, including the vacuum circuit breaker body, the front end downside fixedly connected with insulating cylinder of vacuum circuit breaker body, be connected with the seat of being qualified for the next round of competitions on the front side of insulating cylinder, be qualified for the next round of competitions under fixedly connected with under the surface of the front side of insulating cylinder, the insulating cylinder be connected with solid fixed ring on the surface, and gu fixed ring is located the seat of being qualified for the next round of competitions and go out the line seat intermediate position down, gu fixed ring's front end fixedly connected with telescopic pull rod, the front end fixedly connected with fixed block of telescopic pull rod, the top and the folding constriction device of bottom fixedly connected with of fixed block. Through the connection protection device who sets up, be favorable to guaranteeing connection stability when vacuum circuit breaker connects and prevent to connect and stabilize inadequately and lead to the connecting seat to drop, influence efficiency, lead to through folding constriction device, be favorable to preventing to connect when protection device does not fix and influence equipment work.
Description
Technical Field
The utility model belongs to the technical field of vacuum circuit breaker, concretely relates to high-efficient protection type vacuum circuit breaker.
Background
Vacuum circuit breaker is named because arc extinguishing medium and insulating medium of contact gap after arc extinguishing are high vacuum; the vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be configured in a middle-placed cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.
The traditional vacuum circuit breaker has the defects that the connection part of the wire outlet seat is easy to fall off, the working efficiency is influenced, and the left side and the right side of the vacuum circuit breaker are not in place to be installed and protected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-efficient protection type vacuum circuit breaker, solved traditional vacuum circuit breaker and had the seat of being qualified for the next round of competitions junction and drop easily, influenced work efficiency, the not in place problem of vacuum circuit breaker's the left and right sides installation protection.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient protection type vacuum circuit breaker, includes the vacuum circuit breaker body, the front end downside fixedly connected with insulating cylinder of vacuum circuit breaker body, be connected with the seat of being qualified for the next round of competitions on the front side of insulating cylinder, be connected with down the seat of being qualified for the next round of competitions on the front side of insulating cylinder, the insulating cylinder on the surface fixedly connected with solid fixed ring, and solid fixed ring is located the seat of being qualified for the next round of competitions and goes out the seat intermediate position down, gu fixed ring's front end fixedly connected with telescopic pull rod, the front end fixedly connected with fixed block of telescopic pull rod, the top and the folding constriction device of bottom fixedly connected with of fixed block, the top fixedly connected with connection protection device of folding constriction device, both ends fixedly connected with spring about the vacuum circuit breaker body, the outside fixedly connected with guard plate of spring.
Preferably, the folding and shrinking device comprises a connecting strip and a U-shaped connecting block, the U-shaped connecting block is fixedly connected with the fixing block and the connection protection device respectively, and the connecting strip is fixedly connected in a groove of the U-shaped connecting block in a diamond shape through assembling.
Preferably, the connecting strips are spliced with each other through screws to form a rhombus, and the connecting strips and the U-shaped connecting blocks form a folding and shrinking structure through the screws.
Preferably, the connection protection device comprises a protection ring, a hinge and a fixing strip, the bottom end of the protection ring is connected through the hinge, the top end of the protection ring is fixedly connected with the two fixing strips which are symmetrical left and right, and the fixing ring forms an opening and closing structure through the hinge.
Preferably, screw holes are formed in the left side and the right side of the fixing strip, and an insulating rubber pad is fixedly connected inside the protection ring.
Preferably, the left end and the right end of the vacuum circuit breaker body are connected with three springs, the springs are horizontally and vertically arranged and fixed on the surfaces of the left end and the right end of the vacuum circuit breaker body, the protection plate is provided with anti-skidding grooves, and the anti-skidding grooves are vertically arranged on the surface of the outer side of the protection plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the connection protection device who sets up, be favorable to guaranteeing connection stability when vacuum circuit breaker connects and prevent to connect and stabilize inadequately and lead to the connecting seat to drop, influence efficiency, lead to through folding constriction device, be favorable to preventing to connect when protection device does not fix and influence equipment work.
2. Through the spring and the guard plate that set up, be favorable to reinforcing device installation back stability and prevent that the installation from other equipment surfaces of back device direct contact, cause wearing and tearing, through being provided with anti-skidding groove on the guard plate, be favorable to increasing frictional force between guard plate and other equipment, guarantee that the device is placed stably.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic front view of the present invention;
fig. 4 is an enlarged view of a portion a of fig. 1 according to the present invention.
In the figure: 1. a vacuum circuit breaker body; 2. an insulating cylinder; 3. an upper wire outlet seat; 4. a lower wire outlet seat; 5. a fixing ring; 6. a telescopic pull rod; 7. a fixed block; 8. a folding and shrinking device; 801. a connecting strip; 802. a U-shaped connecting block; 9. connecting a protection device; 901. a guard ring; 902. a hinge; 903. a fixing strip; 904. a screw hole; 905. an insulating rubber pad; 10. a spring; 11. a protection plate; 12. and (4) an anti-slip groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a high-efficient protection type vacuum circuit breaker, including vacuum circuit breaker body 1, vacuum circuit breaker body 1's front end downside fixedly connected with insulating cylinder 2, be qualified for the next round of competitions on the fixed surface is connected with on the front side of insulating cylinder 2 and go out line seat 3, be qualified for the next round of competitions under the fixed surface of the front side of insulating cylinder 2 and be qualified for the next round of competitions seat 4 intermediate position under fixedly connected with seat 4 on the insulating cylinder 2, and solid fixed ring 5 is located and goes out line seat 3 and go out line seat 4 intermediate position down, gu fixed ring 5's front end fixedly connected with telescopic pull rod 6, telescopic pull rod 6's front end fixedly connected with fixed block 7, the top and the bottom fixedly connected with folding constriction device 8 of fixed block 7, folding constriction device 8's top fixedly connected with connects protection device 9, both ends fixedly connected with spring 10 about vacuum circuit breaker body 1, spring 10's outside fixedly connected with guard plate 11.
In this embodiment, when the vacuum circuit breaker body 1 is installed, the left and right end protection plates 11 are tightly attached to two sides of the installation position, the vacuum circuit breaker body 1 is connected again, the connecting piece is fixedly connected with the upper wire outlet seat 3 or the lower wire outlet seat 4 of the vacuum circuit breaker body 1, the folding and shrinking device 8 is moved to the lower side of the connection part by pulling the telescopic pull rod 6 after the connection is completed, the connection part is located on the inner side of the protection ring 901 by upward pulling the folding and shrinking device 8, and the protection ring 901 is shrunk and fixed by connecting the screw holes 904 on the fixing strip 903 through nuts.
Example two:
as shown in fig. 1-4, on the basis of the first embodiment, the utility model provides a technical solution: the folding and shrinking device 8 comprises a connecting strip 801 and a U-shaped connecting block 802, the U-shaped connecting block 802 is respectively and fixedly connected with a fixing block 7 and a connection protection device 9, the connecting strip 801 is fixedly connected in a groove of the U-shaped connecting block 802 in a rhombic shape through assembling, the connecting strip 801 is mutually spliced through a screw rod to form a rhombic shape, and the connecting strip 801 and the U-shaped connecting block 802 form a folding and shrinking structure through the screw rod.
In this embodiment, the connecting strip 801 moves upward by pulling the U-shaped connecting block 802 at the top end, and the folding and shrinking device 8 is driven to extend upward, which is beneficial to preventing the connection protection device 9 from affecting the operation of the equipment when not being fixed.
Example three:
as shown in fig. 1-4, on the basis of the first embodiment and the second embodiment, the utility model provides a technical solution: the connection protection device 9 comprises a protection ring 901, a hinge 902 and fixing strips 903, the bottom ends of the protection ring 901 are connected through the hinge 902, two fixing strips 903 which are bilaterally symmetrical are fixedly connected to the top end of the protection ring 901, the fixing ring 5 forms an opening and closing structure through the hinge 902, screw holes 904 are formed in the left side and the right side of each fixing strip 903, and an insulating rubber pad 905 is fixedly connected to the inside of the protection ring 901.
In this embodiment, connect screw 904 on the fixed strip 903 through the nut and make the fixed strip 903 contract and fix the junction, be favorable to guaranteeing connection stability when vacuum circuit breaker body 1 connects and prevent to connect and lead to the connecting seat to drop stablely inadequately, influence efficiency.
Example four:
as shown in fig. 1-3, on the basis of the first embodiment, the second embodiment and the third embodiment, the utility model provides a technical solution: the left end and the right end of the vacuum circuit breaker body 1 are connected with three springs 10, the springs 10 are horizontally and vertically arranged and fixed on the surfaces of the left end and the right end of the vacuum circuit breaker body 1, anti-skidding grooves 12 are formed in the protection plate 11, and the anti-skidding grooves 12 are vertically formed in the surface of the outer side of the protection plate 11.
In this embodiment, be favorable to reinforcing device installation back stability and prevent that the device direct contact other equipment surfaces after the installation from causing wearing and tearing, through being provided with on the guard plate 11 anti-skidding groove 12, be favorable to increasing the frictional force between guard plate 11 and other equipment, guarantee that the device is placed stably.
The utility model discloses a theory of operation and use flow: when the vacuum circuit breaker body 1 is installed, the left end protection plate 11 and the right end protection plate 11 are tightly attached to two sides of an installation position, the vacuum circuit breaker body 1 is connected, the connecting piece is fixedly connected with the upper wire outlet seat 3 or the lower wire outlet seat 4 of the vacuum circuit breaker body 1, the folding and shrinking device 8 is moved to the lower side of the connection position by pulling the telescopic pull rod 6 after connection is completed, the connection position is located on the inner side of the protection ring 901 by upward pulling the folding and shrinking device 8, and the protection ring 901 is shrunk and fixed by connecting the screw holes 904 on the fixing strip 903 through nuts.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An efficient protection type vacuum circuit breaker, includes vacuum circuit breaker body (1), its characterized in that: the wire drawing device is characterized in that an insulating cylinder (2) is fixedly connected to the lower side of the front end of a vacuum circuit breaker body (1), an upper wire drawing seat (3) is fixedly connected to the upper surface of the front side of the insulating cylinder (2), a lower wire drawing seat (4) is fixedly connected to the lower surface of the front side of the insulating cylinder (2), a fixing ring (5) is fixedly connected to the surface of the insulating cylinder (2), the fixing ring (5) is located in the middle of the upper wire drawing seat (3) and the lower wire drawing seat (4), a telescopic pull rod (6) is fixedly connected to the front end of the fixing ring (5), a fixing block (7) is fixedly connected to the front end of the telescopic pull rod (6), folding and shrinking devices (8) are fixedly connected to the top end and the bottom end of the fixing block (7), a connecting and protecting device (9) is fixedly connected to the top end of the folding and shrinking device (8), springs (10) are fixedly connected to the left end and the right end of the vacuum circuit breaker body (1), and a protection plate (11) is fixedly connected to the outer side of the spring (10).
2. A high efficiency protective type vacuum circuit breaker according to claim 1, wherein: folding constriction device (8) are including connecting strip (801) and U-shaped connecting block (802), U-shaped connecting block (802) fixed connection fixed block (7) and connection protection device (9) respectively, connecting strip (801) are rhombus fixed connection in the inslot of U-shaped connecting block (802) through assembling.
3. A high efficiency protective type vacuum circuit breaker according to claim 2, wherein: the connecting strips (801) are spliced with each other through screws to form a diamond shape, and the connecting strips (801) and the U-shaped connecting blocks (802) form a folding and shrinking structure through the screws.
4. A high efficiency protective type vacuum circuit breaker according to claim 1, wherein: the connection protection device (9) comprises a protection ring (901), a hinge (902) and fixing strips (903), the bottom ends of the protection ring (901) are connected through the hinge (902), the top ends of the protection ring (901) are fixedly connected with the two fixing strips (903) which are bilaterally symmetrical, and the fixing rings (5) form an opening and closing structure through the hinge (902).
5. A high efficiency protective type vacuum circuit breaker according to claim 4, wherein: screw holes (904) are formed in the left side and the right side of the fixing strip (903), and insulating rubber pads (905) are fixedly connected inside the protection rings (901).
6. A high efficiency protective type vacuum circuit breaker according to claim 1, wherein: the vacuum circuit breaker comprises a vacuum circuit breaker body (1), and is characterized in that three springs (10) are connected to the left end and the right end of the vacuum circuit breaker body (1), the springs (10) are horizontally and vertically arranged and fixed on the surfaces of the left end and the right end of the vacuum circuit breaker body (1), anti-skidding grooves (12) are formed in a protection plate (11), and the anti-skidding grooves (12) are vertically formed in the surface of the outer side of the protection plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120875352.7U CN214411047U (en) | 2021-04-27 | 2021-04-27 | High-efficient protection type vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120875352.7U CN214411047U (en) | 2021-04-27 | 2021-04-27 | High-efficient protection type vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214411047U true CN214411047U (en) | 2021-10-15 |
Family
ID=78032560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120875352.7U Active CN214411047U (en) | 2021-04-27 | 2021-04-27 | High-efficient protection type vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214411047U (en) |
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2021
- 2021-04-27 CN CN202120875352.7U patent/CN214411047U/en active Active
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