CN211182083U

CN211182083U - Pole-mounted circuit breaker for electric box for electric energy transmission

Info

Publication number: CN211182083U
Application number: CN201921936046.9U
Authority: CN
Inventors: 王晓
Original assignee: Dadeli Electric Power Equipment Co ltd
Current assignee: Dadeli Electric Power Equipment Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-08-04
Anticipated expiration: 2029-11-11

Abstract

The utility model relates to a circuit breaker technical field just discloses an electric energy is carried and is used circuit breaker on post for electronic box, including last pillar insulating cylinder, the fixed hub connection in top of going up the pillar insulating cylinder has last outlet base, and goes up the inner chamber fixed mounting of pillar insulating cylinder and have the ripple cover, vacuum interrupter has been seted up to the inner chamber of ripple cover. The utility model discloses a junction between lower prop insulator and the upper prop insulator sets up to complementary structure, then the inboard fixed cover in the bottom of upper prop insulator has connect the screens device, make and utilize the screens device to go up the mutual block in position of prop insulator and fixed bolster, thereby will be down prop insulator and go up and connect between the prop insulator, it fixes the position between prop insulator and the upper prop insulator in proper order to recycle fastening bolt screw thread sleeve in proper order on upper prop insulator and fixed bolster with lower prop insulator and last prop insulator, make the device possess the detachable function, reduce the degree of difficulty of maintenance.

Description

Pole-mounted circuit breaker for electric box for electric energy transmission

Technical Field

The utility model relates to a circuit breaker technical field specifically is a circuit breaker on electric energy is carried with post for electronic box.

Background

The pole-mounted circuit breaker is named because the arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are both high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks.

But current device can't dismantle, basically all be the integrated into one piece, it is comparatively troublesome to maintain once damaging, and because can't dismantle, make the degree of difficulty of maintenance promote greatly, be unfavorable for continuous use, can damage its inside electronic component even when the maintenance, lead to the device thoroughly to damage, can't use, current device is when installing simultaneously, off-state when needing careful holding current, once closed the electric brake by the personnel of not knowing, will produce very big potential safety hazard to the staff, be unfavorable for going on of installation, for this propose an electric energy transport with post circuit breaker for electronic box.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an electric energy is carried and is used circuit breaker on post for electronic box possesses and to dismantle the maintenance, and the security is higher, and simple to use's advantage has solved the problem that above-mentioned background art provided.

The utility model provides a following technical scheme: a pole-mounted circuit breaker for an electric box for electric energy transmission comprises an upper pole-mounted insulating cylinder, wherein an upper wire outlet seat is fixedly sleeved at the top end of the upper pole-mounted insulating cylinder, a corrugated sleeve is fixedly installed in an inner cavity of the upper pole-mounted insulating cylinder, a vacuum arc extinguish chamber is arranged in an inner cavity of the corrugated sleeve, a conductive block is fixedly installed at the bottom end of the corrugated sleeve, a conductive plate is movably connected to the bottom end of the conductive block, a conductive petal is slidably connected to the side surface of the conductive plate, a buffer spring is fixedly installed on the lower surface of the conductive plate, the bottom end of the buffer spring is fixedly installed on a flexible connecting block, a flange is fixedly sleeved at the bottom end of the flexible connecting block, an insulating pull rod is fixedly sleeved at the bottom end of the flange, a connecting rod is fixedly installed at the bottom end of the insulating pull rod, a clamping device is fixedly sleeved at, the top end of the fastening bolt is in threaded sleeve joint with the inside of the fixed supporting block, the fixed supporting block is fixedly installed at the top end of the lower pillar insulating cylinder, and the bottom end of the lower pillar insulating cylinder is fixedly provided with the waterproof sealing ring.

And selecting, wherein the bottom end of the conductive block is in an arc shape matched with the upper surface of the conductive plate, and the diameter value of the conductive block is smaller than that of the conductive plate.

The whole shape of the conductive lobe is a circular ring formed by four arc plates, the height value of the conductive lobe is larger than the length values of four buffer springs arranged at the bottom of the conductive plate, and the four buffer springs are respectively and symmetrically arranged at the four sides of the bottom of the conductive plate.

Carefully, the quantity of screens device is four, four the screens device is fixed respectively and cup joints around last pillar insulator canister bottom is inboard, the screens device includes the buckle, the buckle activity cup joints the inboard in last pillar insulator canister bottom, the bottom fixed mounting of buckle has the pressure spring.

And selecting, wherein the outer side of the top end of the fixed supporting block is a downward inclined plane, and the outer diameter value of the fixed supporting block is smaller than the inner diameter value of the bottom end of the upper support insulating cylinder.

Carefully, the material of waterproof sealing circle is insulating rubber, and the internal diameter value of waterproof sealing circle is less than the diameter value of connecting rod.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a junction between lower prop insulator and the upper prop insulator sets up to complementary structure, then the inboard fixed cover in the bottom of upper prop insulator has connect the screens device, make and utilize the screens device to go up the mutual block in position of prop insulator and fixed bolster, thereby will be down prop insulator and go up and connect between the prop insulator, it fixes the position between prop insulator and the upper prop insulator in proper order to recycle fastening bolt screw thread sleeve in proper order on upper prop insulator and fixed bolster with lower prop insulator and last prop insulator, make the device possess the detachable function, reduce the degree of difficulty of maintenance.

2. The utility model discloses a set up conducting block and current conducting plate for when not contacting between conducting block and the current conducting plate, the electric current disconnection, the personnel of avoiding not knowing close the electric brake and make the electric current intercommunication, have certain risk when leading to the staff installation, thereby cause the incident, and separately set up conducting block and current conducting plate, even make the electric current switch-on, also can not be electrified on the device, promoted the security of device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the point A of the structure of FIG. 1 of the present invention;

fig. 3 is an enlarged schematic view of the point B in the structure diagram 1 of the present invention.

In the figure: 1. an upper support insulating cylinder; 2. an upper wire outlet seat; 3. a corrugated sleeve; 4. a vacuum arc-extinguishing chamber; 5. a conductive block; 6. a conductive plate; 7. a conductive lobe; 8. a buffer spring; 9. a flexible connection block; 10. a flange; 11. an insulating pull rod; 12. a connecting rod; 13. a clamping device; 131. buckling; 132. a pressure spring; 14. fastening a bolt; 15. fixing a supporting block; 16. a lower support insulating cylinder; 17. waterproof sealing ring.

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.

Referring to fig. 1-3, a pole-mounted circuit breaker for an electric box for electric energy transmission comprises an upper pole insulating cylinder 1, an upper wire outlet base 2 is fixedly sleeved at the top end of the upper pole insulating cylinder 1, a corrugated sleeve 3 is fixedly installed in an inner cavity of the upper pole insulating cylinder 1, a vacuum arc extinguish chamber 4 is arranged in the inner cavity of the corrugated sleeve 3, a conductive block 5 is fixedly installed at the bottom end of the corrugated sleeve 3, the bottom end of the conductive block 5 is arc-shaped and conforms to the shape of the upper surface of a conductive plate 6, the diameter value of the conductive block 5 is smaller than that of the conductive plate 6, the bottom end of the conductive block 5 is arc-shaped and conforms to the upper surface of the conductive plate 6, so that the contact area is increased, the current through-flow performance of the device is increased, the structure heating caused by excessive current is avoided, the structure is damaged, the practical performance of the device is improved, and the, the conducting plate 6 can perfectly bear the conducting block 5, the rationality of the structure is ensured, the bottom end of the conducting block 5 is movably connected with the conducting plate 6, the side surface of the conducting plate 6 is connected with the conducting petal 7 in a sliding way, the whole shape of the conducting petal 7 is a circular ring formed by four arc-shaped plates, the height value of the conducting petal 7 is larger than the length values of four buffer springs 8 arranged at the bottom of the conducting plate 6, the four buffer springs 8 are respectively and symmetrically arranged at four sides of the bottom of the conducting plate 6, the four conducting petals 7 with arc-shaped shapes are arranged, the four conducting petals 7 can be assembled into a circular ring, the flow rate can be reduced by reducing the number of the conducting petals 7, the use flexibility of the device is improved, meanwhile, the height value of the conducting petal 7 is set to be larger than the length value of the buffer springs 8, the conducting petal 7 always keeps a connection state with the conducting plate 6, and the four buffer springs 8 are symmetrically, thereby stably supporting the current-conducting plate 6, ensuring the stability between structures, wherein the lower surface of the current-conducting plate 6 is fixedly provided with a buffer spring 8, the bottom end of the buffer spring 8 is fixedly arranged on a soft connecting block 9, the bottom end of the soft connecting block 9 is fixedly sleeved with a flange 10, the bottom end of the flange 10 is fixedly sleeved with an insulating pull rod 11, the bottom end of the insulating pull rod 11 is fixedly provided with a connecting rod 12, the inner side of the bottom of the upper pillar insulating cylinder 1 is fixedly sleeved with clamping devices 13, the number of the clamping devices 13 is four, the four clamping devices 13 are respectively and fixedly sleeved on the periphery of the inner side of the bottom of the upper pillar insulating cylinder 1, each clamping device 13 comprises a buckle 131, each buckle 131 is movably sleeved on the inner side of the bottom of the upper pillar insulating cylinder 1, the bottom end of each buckle 131 is fixedly provided with a pressure spring 132, the four, therefore, when the upper pillar insulating cylinder 1 is connected with the fixed supporting block 15, the buckle 131 is popped out by using the structural characteristic of the pressure spring 132, so that the positions of the upper pillar insulating cylinder 1 and the fixed supporting block 15 are mutually limited, the connectivity between the structures is improved, the uniformity of the structures is ensured, the outer thread at the bottom of the upper pillar insulating cylinder 1 is sleeved with the fastening bolt 14, the top thread of the fastening bolt 14 is sleeved in the fixed supporting block 15, the outer side at the top end of the fixed supporting block 15 is a downward inclined surface, the outer diameter value of the fixed supporting block 15 is smaller than the inner diameter value at the bottom end of the upper pillar insulating cylinder 1, the outer side at the top end of the fixed supporting block 15 is arranged to be a downward inclined surface, when the upper pillar insulating cylinder 1 is ready to be connected with the fixed supporting block 15, the buckle 131 is extruded into the upper pillar insulating cylinder 1 by using the inclined surface at the top end of the fixed supporting block 15, so, the reasonability of the structure is ensured, meanwhile, the outer diameter value of the fixed supporting block 15 is set to be smaller than the inner diameter value of the bottom end of the upper pillar insulating cylinder 1, the fixed supporting block 15 can be perfectly sleeved at the bottom end of the upper pillar insulating cylinder 1, the fixed supporting block 15 is fixedly installed at the top end of the lower pillar insulating cylinder 16, the bottom end of the lower pillar insulating cylinder 16 is fixedly provided with a waterproof sealing ring 17, the waterproof sealing ring 17 is made of insulating rubber, the inner diameter value of the waterproof sealing ring 17 is smaller than the diameter value of the connecting rod 12, the waterproof sealing ring 17 is arranged to prevent water from entering the inner cavity of the device, so that parts are corroded, even conductive parts are short-circuited, the device is damaged, the safety of the device is improved, meanwhile, the inner diameter value of the waterproof sealing ring 17 is set to be smaller than the diameter value of the connecting rod 12, so, thereby achieving the sealing effect and prolonging the service life of the device.

The working principle is as follows: during the use, at first, install lower prop insulating cylinder 16 and connect the electric wire in the bottom of connecting rod 12, then go out the line seat 2 and connect the electric wire, later aim at fixed supporting shoe 15 with the lower extreme of last prop insulating cylinder 1, and press down with strength, thereby make buckle 131 pop out under the effect of pressure spring 132, thereby block the position of going up prop insulating cylinder 1 and fixed supporting shoe 15, then cup joint fastening bolt 14 screw thread on last prop insulating cylinder 1 and final screw thread cup joint on fixed supporting shoe 15, thereby it is as an organic whole to connect last prop insulating cylinder 1 and lower prop insulating cylinder 16, conducting block 5 can be pressed on the current conducting plate 6 simultaneously, and because buffer spring 8's effect, certain buffering has when making conducting block 5 press on current conducting plate 6, avoid both mutual collision to lead to the structural damage, at last the electric brake closes, can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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

1. The utility model provides an electric energy is pole-mounted circuit breaker for electronic box for transport, includes upper strut insulating cylinder (1), its characterized in that: the upper wire outlet seat (2) is fixedly connected to the top of the upper support insulating cylinder (1), a corrugated sleeve (3) is fixedly mounted in an inner cavity of the upper support insulating cylinder (1), a vacuum arc extinguish chamber (4) is arranged in an inner cavity of the corrugated sleeve (3), a conductive block (5) is fixedly mounted at the bottom of the corrugated sleeve (3), the conductive block (5) is movably connected with a conductive plate (6) at the bottom, a conductive petal (7) is slidably connected to the side surface of the conductive plate (6), a buffer spring (8) is fixedly mounted at the lower surface of the conductive plate (6), the buffer spring (8) is fixedly mounted on a flexible connecting block (9), a flange (10) is fixedly connected to the bottom of the flexible connecting block (9), an insulating pull rod (11) is fixedly connected to the bottom of the flange (10), a connecting rod (12) is fixedly mounted at the bottom of the insulating pull rod (11, go up the inboard of pillar insulator (1) bottom and fixedly cup joint screens device (13), and the outside screw thread of going up pillar insulator (1) bottom has cup jointed fastening bolt (14), the top screw thread of fastening bolt (14) cup joints in fixed supporting shoe (15), fixed supporting shoe (15) fixed mounting is on the top of pillar insulator (16) down, the bottom fixed mounting of pillar insulator (16) down has waterproof sealing washer (17).

2. The pole-mounted circuit breaker for an electric box for electric energy transmission according to claim 1, characterized in that: the bottom shape of conducting block (5) is the arc that agrees with conducting plate (6) upper surface shape, and the diameter value of conducting block (5) is less than the diameter value of conducting plate (6).

3. The pole-mounted circuit breaker for an electric box for electric energy transmission according to claim 1, characterized in that: the whole shape of conducting petal (7) is the ring that four arc boards are constituteed, and the height value of conducting petal (7) is greater than the length value of four buffer spring (8) of conducting plate (6) bottom installation, four buffer spring (8) are respectively the symmetry to be installed in four sides of conducting plate (6) bottom.

4. The pole-mounted circuit breaker for an electric box for electric energy transmission according to claim 1, characterized in that: the quantity of screens device (13) is four, four screens device (13) are fixed respectively and cup joint around at last pillar insulating cylinder (1) bottom inboard, screens device (13) include buckle (131), buckle (131) activity cup joints the inboard in last pillar insulating cylinder (1) bottom, the bottom fixed mounting of buckle (131) has pressure spring (132).

5. The pole-mounted circuit breaker for an electric box for electric energy transmission according to claim 1, characterized in that: the outer side of the top end of the fixed supporting block (15) is a downward inclined plane, and the outer diameter value of the fixed supporting block (15) is smaller than the inner diameter value of the bottom end of the upper support column insulating cylinder (1).

6. The pole-mounted circuit breaker for an electric box for electric energy transmission according to claim 1, characterized in that: the waterproof sealing ring (17) is made of insulating rubber, and the inner diameter value of the waterproof sealing ring (17) is smaller than the diameter value of the connecting rod (12).