CN213340254U

CN213340254U - Novel primary and secondary fused on-pole circuit breaker

Info

Publication number: CN213340254U
Application number: CN202022895412.XU
Authority: CN
Inventors: 张树林; 温忠海; 丁保全
Original assignee: Baoding Quanda Electric Power Equipment Co ltd
Current assignee: Baoding Quanda Electric Power Equipment Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-06-01
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a novel circuit breaker on a secondary fusion post, including the circuit breaker body, and locate the first cylinder on the stationary plane, the second cylinder, the protection box, the left end of second cylinder is equipped with the slide rail, the top of stationary plane is equipped with the mounting panel, be equipped with on the mounting panel and lead the slider, the sliding hole, the screw, be equipped with the water conservancy diversion face on the mounting panel, be equipped with the smooth layer on the water conservancy diversion face, the wash port has been seted up on the water conservancy diversion face, be provided with the motor on the protection box, the switch, be equipped with the screw rod on the motor shaft of motor, the fixed installation staple bolt that is equipped with on the first cylinder. The condition that the staff has avoided climbing the higher position and has maintained the maintenance to the circuit breaker body has improved the security that the staff maintained the maintenance to the circuit breaker body, avoids causing the inside condition of invading water of corrosion or circuit breaker body bottom and influences the normal work of circuit breaker on the primary and secondary fusion post.

Description

Novel primary and secondary fused on-pole circuit breaker

Technical Field

The utility model belongs to the technical field of circuit breaker on the post, specifically be novel circuit breaker on a secondary fusion post.

Background

The pole-mounted circuit breaker is a circuit breaker installed and operated on an electric pole, and the primary and secondary fused pole-mounted circuit breaker is mainly used for a 10KV overhead power distribution network user demarcation point and can realize automatic single-phase earth fault removal and automatic interphase short circuit fault isolation; the power utilization safety of non-fault users is ensured, and the expansion of accidents of fault users is prevented; the method is suitable for rural power grids and occasions with frequent operation, and is particularly suitable for the needs of city and rural power grid reconstruction.

The pole-mounted circuit breaker body is characterized in that the pole-mounted circuit breaker body is provided with an insulating sleeve on an equipment box, the primary and secondary fusion pole-mounted circuit breaker comprises a single pole and a double pole, wherein the double pole is mounted, a mounting plate is arranged between two telegraph poles, and then the pole-mounted circuit breaker body is integrally mounted on the mounting plate.

However, the pole-mounted circuit breaker body of the existing double-pole mounting structure is generally mounted at a higher position, and workers need to climb to the higher position to maintain and repair the circuit breaker body, so that the pole-mounted circuit breaker is not safe; in addition, in rainy day, easy ponding on its mounting panel can cause the pole on circuit breaker body bottom to soak in aqueous for a long time, the corrosion takes place easily or the inside condition of invading water of equipment box of pole on circuit breaker body bottom to probably influence the normal work of a secondary fusion pole on circuit breaker.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel circuit breaker on primary and secondary fusion post to solve among the prior art staff need climb the higher position and maintain the circuit breaker body and maintain the problem of the condition of very dangerous, ponding on the mounting panel causes circuit breaker body bottom corrosion or the inside water intrusion of equipment box.

In order to achieve the above object, the utility model provides a following technical scheme: novel circuit breaker on secondary fusion post, including the circuit breaker body to and locate first cylinder, second cylinder, the protection box on the stationary plane, the left end of second cylinder is equipped with the slide rail, the top of stationary plane is equipped with the mounting panel, be equipped with guide block, slide opening, screw on the mounting panel, be equipped with the water conservancy diversion face on the mounting panel, the wash port has been seted up on the water conservancy diversion face, be provided with motor, switch on the protection box, be equipped with the screw rod on the motor shaft of motor, the fixed installation staple bolt that is equipped with on the first cylinder, the right-hand member of installation staple bolt is equipped with the fixed block, the novel structure that uses, except special explanation, all adopt 304 stainless steel to make, intensity is high, corrosion resistance, easy welding process, be equipped with the bearing in the fixed block, the preset mounting hole of bearing cup joints with the screw rod is.

Preferably, the lower extreme of circuit breaker body is equipped with waterproof seat, waterproof seat passes through screw fixed mounting in the mounting panel, the quantity of waterproof seat is two and bilateral symmetry sets up, waterproof seat's the face of looking down is rectangular structure, can avoid the lower extreme of circuit breaker body direct and mounting panel contact, avoids the preset equipment box of circuit breaker body to invade the possibility of water.

Preferably, the water diversion surface is provided with a smooth layer which is a PVC hard plate, so that the water diversion surface is wear-resistant, long in service life and high in smoothness and flatness of the surface, and the water diversion efficiency can be greatly improved.

Preferably, the motor and the switch are electrically connected through a wire and are connected to an external power supply socket through a power cord, the motor is a vertical speed reduction motor with the model number of C5BLD300-220A1-30S, the switch is a three-gear ship-shaped switch with the model number of JC-KCD1B-103, the forward rotation, the stop and the reverse rotation of a motor shaft can be realized, and the outer part of the pound switch is normally covered with a soft PVC sealing cover for water prevention.

Preferably, be equipped with the damping spout on the slide rail, the damping spout with lead slider slip joint, the cross-section is overlooked to the slip joint position of damping spout and lead the slider and is trapezoidal shape structure, when guaranteeing to lead the slider gliding, can not follow the interior slippage of damping spout, in addition, the interior cell wall face of damping spout is provided with the silica gel damping pad, through damping frictional effect, improves the stability of mounting panel oscilaltion greatly.

Preferably, the flow guide surface is an inclined surface, the inclination angle is four degrees, and the drain hole is formed in the lowest end of the inclined surface of the flow guide surface, so that the rainwater gathering effect is improved.

Preferably, the drain holes are divided into three groups and are transversely arranged, the number of each group is five, the drain holes are of a horn-type structure, the hole diameter is wide at the top and narrow at the bottom, and the drainage efficiency is effectively improved.

Compared with the prior art, the beneficial effects of the utility model are that:

through motor, screw rod, the slide rail elevation structure that sets up, realized that the circuit breaker body on the mounting panel goes up and down in a flexible way, avoided the staff to climb the higher position and maintain the condition of maintenance to the circuit breaker body, effectively improved the security that the staff maintained the maintenance to the circuit breaker body.

Through the water conservancy diversion face, the smooth layer, wash port, the waterproof seat structure that set up on the mounting panel, effectively avoid raining to cause ponding on the mounting panel and then cause the long-time soaking in aqueous of circuit breaker body bottom, avoid causing the inside condition of invading water of corrosion or circuit breaker body bottom and influence the normal work of circuit breaker on the primary and secondary fusion post.

Drawings

FIG. 1 is a vertical view of the overall structure of the present invention;

fig. 2 is an enlarged view of a point a in fig. 1 according to the present invention;

fig. 3 is a top view structure diagram of the slide rail, the guide block and the drainage hole on the guide surface.

In the figure: the circuit breaker comprises a fixed surface 1, a circuit breaker body 11, a waterproof seat 12, a first cylinder 2, a mounting hoop 21, a fixed block 22, a bearing 23, a second cylinder 3, a sliding rail 4, a damping sliding chute 41, a mounting plate 5, a guide sliding block 51, a sliding hole 52, a screw hole 53, a flow guide surface 6, a smooth layer 61, a water drain hole 62, a protective box 7, a motor 71, a switch 72 and a screw rod 73.

Detailed Description

Referring to fig. 1 and 3, a novel primary and secondary fused pole-mounted circuit breaker includes a circuit breaker body 11, the circuit breaker body 11 is a commonly used primary and secondary fused pole-mounted circuit breaker, and a first column body 2, a second column body 3, and a protective box 7 disposed on a fixed surface 1, the first column body 2 and the second column body 3 are commonly used telegraph poles for mounting the circuit breaker on the pole, the protective box 7 is mounted on the fixed surface 1 through bolts, the left end of the second column body 3 is provided with a slide rail 4, a hoop is pre-disposed on the second column body 3, the left end of the slide rail 4 is welded on the pre-set hoop to realize fixed mounting, a mounting plate 5 is disposed above the fixed surface 1, the mounting plate 5 is provided with a guide block 51, a slide hole 52, and a screw hole 53, the slide rail 4 is provided with a damping slide groove 41, the damping slide groove 41 is slidably engaged with the guide block 51, the slide engaging portion of, be provided with motor 71 on the protection box 7, switch 72, install motor 71 through the screw in the protection box 7, keyway fixedly connected with screw rod 73 on the motor shaft of motor 71, the fixed installation staple bolt 21 that is equipped with on the first cylinder 2, installation staple bolt 21 is a fastening member commonly used, realize with first cylinder 2 fixed mounting, the right-hand member welding of installation staple bolt 21 has fixed block 22, fixed block 22 internal fixation is provided with bearing 23, bearing 23 preset the mounting hole and fixedly cup joint with screw rod 73, bearing 23 is ball bearing commonly used.

Referring to fig. 1, 2 and 3, a flow guide surface 6 is arranged on the mounting plate 5, the flow guide surface 6 is an inclined surface, the inclination angle is four degrees, a smooth layer 61 is firmly bonded on the flow guide surface 6 through resin adhesive, a drain hole 62 is formed in the flow guide surface 6, the drain hole 62 is arranged at the lowest end of the inclined surface of the flow guide surface 6, the drain holes 62 are divided into three groups and are transversely arranged, the number of each group is five, the drain hole 62 is of a horn-shaped structure, the aperture is wide at the top and narrow at the bottom, and the drainage efficiency is improved.

Referring to fig. 1, a waterproof seat 12 is welded to the lower end of a circuit breaker body 11, the waterproof seat 12 is fixedly mounted on a mounting plate 5 through screws, the number of the waterproof seats 12 is two and the two waterproof seats are arranged in bilateral symmetry, a downward view surface of the waterproof seat 12 is a strip-shaped structure, and corner portions of the waterproof seat 12 are rounded corners to avoid a water hanging phenomenon.

The working principle of the scheme is as follows: press switch 72, motor 71 circular telegram, motor shaft clockwise rotation of motor 71, screw transmission through screw 53 drives mounting panel 5 and the whole downstream of circuit breaker body 11, slide opening 52 can slide down along first cylinder 2 this moment, it also can slide down along damping spout 41 also to lead slider 51, when treating that mounting panel 5 moves down the position that suitable staff overhauld, break off motor 71 power can, circuit breaker body 11 on the mounting panel 5 goes up and down in a flexible way, avoided the staff to climb the higher position and maintained the condition of maintenance to circuit breaker body 11, the security that the staff maintained the maintenance to circuit breaker body 11 has been improved.

When raining, the rainwater can flow along the water conservancy diversion face 6 of slope and gather and discharge downwards through wash port 62, avoids raining to cause ponding on the mounting panel 5 and then cause the long-time soaking in aqueous in circuit breaker body 11 bottom, avoids causing the inside condition of invading water of corrosion or circuit breaker body 11 bottom and influences the normal work of circuit breaker on the post of a second fusion.

Claims

1. Novel circuit breaker on a secondary fusion post, including circuit breaker body (11) to and locate first cylinder (2), second cylinder (3), protection box (7) on stationary plane (1), its characterized in that: the left end of the second cylinder (3) is provided with a sliding rail (4), a mounting plate (5) is arranged above the fixing surface (1), a guide block (51), a sliding hole (52) and a screw hole (53) are arranged on the mounting plate (5), a guide surface (6) is arranged on the mounting plate (5), a smooth layer (61) is arranged on the guide surface (6), a drain hole (62) is formed in the guide surface (6), a motor (71) and a switch (72) are arranged on a protection box (7), a screw rod (73) is arranged on a motor shaft of the motor (71), an installation hoop (21) is fixedly arranged on the first cylinder (2), a fixing block (22) is arranged at the right end of the installation hoop (21), a bearing (23) is arranged in the fixing block (22), and a preset mounting hole of the bearing (23) is fixedly sleeved with the screw rod (73).

2. The novel primary and secondary fused pole-mounted circuit breaker of claim 1, wherein: the lower extreme of circuit breaker body (11) is equipped with waterproof seat (12), waterproof seat (12) pass through screw fixed mounting in mounting panel (5).

3. The novel primary and secondary fused pole-mounted circuit breaker of claim 2, wherein: the number of the waterproof seats (12) is two, the waterproof seats are arranged in a bilateral symmetry mode, and the overlooking surface of each waterproof seat (12) is of a long strip structure.

4. The novel primary and secondary fused pole-mounted circuit breaker of claim 1, wherein: the sliding rail (4) is provided with a damping sliding groove (41), and the damping sliding groove (41) is in sliding clamping connection with the guide sliding block (51).

5. The novel primary and secondary fused pole-mounted circuit breaker of claim 4, wherein: the cross section of the sliding and clamping part of the damping sliding chute (41) and the guide sliding block (51) is in a trapezoidal structure in plan view.

6. The novel primary and secondary fused pole-mounted circuit breaker of claim 1, wherein: the flow guide surface (6) is an inclined surface, the inclination angle is four degrees, and the drain hole (62) is formed in the lowest end of the inclined surface of the flow guide surface (6).

7. The novel primary and secondary fused pole-mounted circuit breaker of claim 1, wherein: the drain holes (62) are divided into three groups and are transversely arranged, the number of each group is five, the drain holes (62) are of a horn-type structure, and the hole diameter is wide at the top and narrow at the bottom.