CN217280569U

CN217280569U - Primary and secondary fusion pole-mounted circuit breaker with stability

Info

Publication number: CN217280569U
Application number: CN202220076942.8U
Authority: CN
Inventors: 王宝堂; 鲍建业
Original assignee: Nanjing Dashoubi Electronic Technology Co ltd
Current assignee: Nanjing Dashoubi Electronic Technology Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-08-23
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a breaker on a primary and secondary fusion post with stability, in particular to the technical field of distribution equipment, most of the breakers on the primary and secondary fusion post are fixed on a first frame directly through bolts when being installed, however, the mode of bolt installation has a plurality of inconveniences, and the later-stage disassembly and maintenance are inconvenient, in addition, when the weather of strong convection is encountered, the breaker on the primary and secondary fusion post generates larger acting force on the first frame, thereby easily leading the connection part of the first frame and an electric pole to be loosened, the installation stability is lower, the breaker comprises the first frame, a second frame is arranged at the upper end of the first frame in a sliding way, a buffer mechanism is arranged between the first frame and the second frame, the convenient installation of the breaker body on the primary and secondary fusion post is realized, the subsequent disassembly is convenient, and the maintenance and the replacement of the breaker body on the primary and secondary fusion post are further facilitated, the practicability is higher.

Description

Primary and secondary fusion pole-mounted circuit breaker with stability

Technical Field

The utility model relates to a distribution equipment technical field specifically is a circuit breaker on secondary fusion post with stability.

Background

With the rapid development of economy and the continuous increase of power supply amount in China, in order to improve the power supply reliability of a power grid, pole-mounted circuit breakers are often used for connecting, segmenting and branching lines in the power grid so as to improve the power supply reliability of the power grid, the pole-mounted circuit breakers are circuit breakers mounted and operated on poles, the strength research level and the manufacturing technology of various circuit breakers are greatly developed, and vacuum circuit breakers are not only limited to medium-voltage power grids but also developed towards high voltage and large capacity.

The circuit breaker is fixed it on first frame through the bolt directly mostly on the secondary fusion post that uses at present when the installation, however there is a great deal of inconvenience in the mode of bolt installation, and the later stage of being not convenient for is dismantled the maintenance etc. in, in addition, because circuit breaker is bolted connection with first frame on the secondary fusion post, in case when meeting with strong convection weather, circuit breaker will produce great effort to first frame on the secondary fusion post, thereby easily lead to first frame and pole junction to appear becoming flexible, and then reduced the installation stability, for this we propose a circuit breaker on secondary fusion post with stability and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit breaker on primary and secondary fusion post with stability to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a secondary fusion on-post circuit breaker with stability comprises a first frame, wherein a second frame is arranged at the upper end of the first frame in a sliding mode, a buffer mechanism is arranged between the first frame and the second frame, a third frame is detachably arranged on one side, away from the first frame, of the second frame, a secondary fusion on-post circuit breaker body is fixedly installed on the third frame, and a mounting mechanism matched with the third frame in use is arranged between the third frame and the second frame;

installation mechanism includes U type pole and riser, the mounting groove that the symmetry set up is seted up at the both ends of second frame, U type pole slides and inserts and establish in the mounting groove, and the opposite side of U type pole all is equipped with the cardboard, the cardboard slip card is established in the mounting groove, and the opposite side of cardboard sets up the wedge of symmetric distribution, the back of the body side of cardboard all is equipped with the second spring that the mirror image distributes, second spring activity cup joints on U type pole, and the inner wall fixed connection of the back of the body end of second spring and mounting groove, riser fixed mounting is close to one side of second frame at the third frame, and the riser is symmetrical structure, the riser can slide to insert and establish in the mounting groove, and the back of the body side of riser all is equipped with the wedge that uses with the wedge cooperation.

As a preferred technical scheme of the utility model, buffer gear includes the guide arm, the recess that array distribution was all seted up at one side both ends that first frame is close to the second frame, guide arm fixed mounting has cup jointed the slider in the recess, and slides on the guide arm, the slider slip card is established in the recess, and slider and second frame fixed connection, the both sides of slider are equipped with the first spring of symmetric distribution, first spring movable sleeve is established on the guide arm, and the back of the body end mutually of first spring all with the inner wall fixed connection of recess.

As an optimized technical scheme of the utility model, the heavy groove that the symmetry set up is seted up at the both ends of second frame, the back of the body end activity of U type pole is inserted and is established in heavy inslot.

As a preferred technical scheme of the utility model, one side middle part integrated into one piece that the third frame is close to first frame has the card rail, the draw-in groove has been seted up to one side that first frame was kept away from to the second frame, the card rail can slide the card and establish in the draw-in groove.

As a preferred technical scheme of the utility model, one side lower extreme of first frame is equipped with the support of symmetric distribution, the one end that first frame was kept away from to the support is equipped with first clamp cover, first clamp cover is gone up can to dismantle and is equipped with the second and presss from both sides the cover, and first clamp cover presss from both sides the screw thread insert with the second and is equipped with the screw that the cooperation was used.

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

1. the use of setting through installation mechanism provides convenience for the joint of second frame and third frame is fixed to realized the convenient installation of circuit breaker body on the primary and secondary fusion post, and the follow-up dismantlement of being convenient for, and then for the maintenance change of circuit breaker body on the primary and secondary fusion post provides convenience, the practicality is higher.

2. When meeting with strong convection weather, use through buffer gear's setting, circuit breaker body can drive the slider and remove and extrude the first spring of its one side on the post is fused to the once, the first spring of tensile opposite side simultaneously, and then can effectively reduce the produced effort of circuit breaker body to first frame on the post is fused to the once with the help of the elasticity of first spring, thereby can avoid first frame and pole junction to appear not hard up, and then effectively improve the installation stability of circuit breaker body on the post is fused to the once.

Drawings

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

figure 2 is a schematic view of the connection of the present invention,

figure 3 is an enlarged schematic view of the structure at a in figure 2 according to the present invention,

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: 1. a first frame; 11. a groove; 12. a support; 13. a first jacket; 14. a second jacket; 15. a screw; 2. a second frame; 21. mounting grooves; 22. sinking a groove; 23. a card slot; 3. a buffer mechanism; 31. a guide bar; 32. a slider; 33. a first spring; 4. a third frame; 41. clamping a rail; 5. a secondary fusion pole upper breaker body; 6. an installation mechanism; 61. a U-shaped rod; 62. a vertical plate; 63. clamping a plate; 64. a wedge-shaped groove; 65. a second spring; 66. a wedge block.

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.

Example (b): as shown in fig. 1-4, the present invention provides a stable circuit breaker on a primary and secondary fusion column, which comprises a first frame 1, wherein a symmetrically distributed support 12 is disposed at a lower end of one side of the first frame 1, a first jacket 13 is disposed at an end of the support 12 away from the first frame 1, a second jacket 14 is detachably disposed on the first jacket 13, a screw 15 is inserted into the first jacket 13 and the second jacket 14 in a screw manner for use, a buffer mechanism 3 is disposed between the first frame 1 and the second frame 2, a third frame 4 is detachably disposed at a side of the second frame 2 away from the first frame 1, a clamping rail 41 is integrally formed at a middle portion of one side of the third frame 4 close to the first frame 1, a clamping groove 23 is formed in one side, away from the first frame 1, of the second frame 2, the clamping rail 41 can be clamped in the clamping groove 23 in a sliding mode, a guarantee is provided for stable connection of the third frame 4 and the second frame 2 through matching of the clamping rail 41 and the clamping groove 23, the second fusion column upper circuit breaker body 5 is fixedly installed on the third frame 4, and a matching installation mechanism 6 is arranged between the third frame 4 and the second frame 2;

the mounting mechanism 6 comprises a U-shaped rod 61 and a vertical plate 62, wherein the two ends of the second frame 2 are provided with symmetrically arranged mounting grooves 21, the U-shaped rod 61 is slidably inserted into the mounting grooves 21, the two ends of the second frame 2 are provided with symmetrically arranged sinking grooves 22, the opposite ends of the U-shaped rod 61 are movably inserted into the sinking grooves 22, the sinking grooves 22 are arranged to facilitate the U-shaped rod 61 to be accommodated, so that the phenomenon of mistakenly touching the U-shaped rod 61 can be avoided, clamping plates 63 are arranged on the opposite sides of the U-shaped rod 61, the clamping plates 63 are slidably clamped in the mounting grooves 21, symmetrically distributed wedge-shaped grooves 64 are arranged on the opposite sides of the clamping plates 63, second springs 65 distributed in a mirror image manner are arranged on the opposite sides of the clamping plates 63, the second springs 65 are movably sleeved on the U-shaped rod 61, and the opposite ends of the second springs 65 are fixedly connected with the inner walls of the mounting grooves 21, the riser 62 is fixedly mounted on one side of the third frame 4 close to the second frame 2, the riser 62 is of a symmetrical structure, the riser 62 can be slidably inserted into the mounting groove 21, and the opposite sides of the riser 62 are provided with wedge blocks 66 matched with the wedge grooves 64 for use.

Further, the buffer mechanism 3 includes a guide rod 31, the two ends of one side of the first frame 1 close to the second frame 2 are both provided with grooves 11 distributed in an array, the guide rod 31 is fixedly installed in the grooves 11, the guide rod 31 is slidably sleeved with a slider 32, the slider 32 is slidably clamped in the grooves 11, the slider 32 is fixedly connected with the second frame 2, the two sides of the slider 32 are provided with first springs 33 distributed symmetrically, the first springs 33 are movably sleeved on the guide rod 31, and the opposite ends of the first springs 33 are fixedly connected with the inner wall of the grooves 11, when strong convection weather occurs, wind power drives the breaker body 5 on the secondary fusion column to move, so that the second frame 2 can be driven to move through the third frame 4, the slider 32 is driven to move along the guide rod 31, the first springs 33 on one side of the slider 32 are further extruded, and the slider 32 stretches the first springs 33 on the other side, thereby can effectively reduce the produced effort of circuit breaker body 5 to first frame 1 on the post is fused to the secondary with the help of the elasticity of first spring 33 to can avoid first frame 1 and pole junction to appear not hard up, and then effectively improve the installation stability of circuit breaker body 5 on the post is fused to the secondary.

The working principle is as follows: when the device is used, the first frame 1 can be fixed on an electric pole through the first clamping sleeve 13, the second clamping sleeve 14 and the screw 15, then the third frame 4 can be held by hands, the clamping rail 41 is inserted into the clamping groove 23, then the third frame 4 can be pushed to move to one side close to the first frame 1, when the wedge block 66 is contacted with the clamping plate 63, the clamping plate 63 is pushed to move backwards, the U-shaped rod 61 is further driven to move backwards, the second spring 65 is further extruded, when the clamping plate 63 is separated from the wedge block 66, the clamping plate 63 is driven to reset by the second spring 65, the wedge block 66 is inserted into the wedge groove 64, then the third frame 4 is continuously pushed to move until the two groups of wedge blocks 66 are completely inserted into the corresponding wedge grooves 64, so that the convenient fixation of the breaker body 5 on the fusing column for the first time is realized, and the U-shaped rod 61 can be directly pulled to move backwards when the breaker needs to be subsequently disassembled, when the wedge block 66 is separated from the wedge groove 64, the third frame 4 is taken down;

during the use of circuit breaker body 5 on a secondary fusion post, when meeting with strong convection weather, wind-force will drive circuit breaker body 5 on the secondary fusion post and remove, thereby can drive second frame 2 through third frame 4 and remove, and then drive slider 32 and remove along guide arm 31, and then extrude the first spring 33 of slider 32 one side, the first spring 33 of opposite side will be stretched to slider 32 simultaneously, thereby can effectively reduce the effort that circuit breaker body 5 produced first frame 1 on the secondary fusion post with the help of the elasticity of first spring 33, thereby can avoid first frame 1 and pole junction to appear becoming flexible, and then effectively improve the installation stability of circuit breaker body 5 on the secondary fusion post.

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. A secondary fusion pole-mounted circuit breaker with stability, comprising a first frame (1), characterized in that: a second frame (2) is arranged at the upper end of the first frame (1) in a sliding mode, a buffer mechanism (3) is arranged between the first frame (1) and the second frame (2), a third frame (4) is detachably arranged on one side, far away from the first frame (1), of the second frame (2), a secondary fusion post upper circuit breaker body (5) is fixedly arranged on the third frame (4), and a mounting mechanism (6) matched with the third frame (4) for use is arranged between the third frame (4) and the second frame (2);

the installation mechanism (6) comprises a U-shaped rod (61) and a vertical plate (62), the two ends of the second frame (2) are provided with symmetrically arranged installation grooves (21), the U-shaped rod (61) is inserted in the installation grooves (21) in a sliding manner, clamping plates (63) are arranged on the opposite sides of the U-shaped rod (61), the clamping plates (63) are clamped in the installation grooves (21) in a sliding manner, symmetrically distributed wedge-shaped grooves (64) are arranged on the opposite sides of the clamping plates (63), second springs (65) distributed in a mirror image manner are arranged on the opposite sides of the clamping plates (63), the second springs (65) are movably sleeved on the U-shaped rod (61), the opposite sides of the second springs (65) are fixedly connected with the inner walls of the installation grooves (21), the vertical plate (62) is fixedly installed on one side, close to the second frame (2), of the third frame (4), and the vertical plate (62) is of a symmetrical structure, the vertical plate (62) can be inserted in the mounting groove (21) in a sliding mode, and wedge blocks (66) matched with the wedge grooves (64) in use are arranged on the opposite sides of the vertical plate (62).

2. The secondary fused pole top circuit breaker of claim 1, wherein: buffer gear (3) include guide arm (31), recess (11) that the array distributes are all seted up at one side both ends that first frame (1) is close to second frame (2), guide arm (31) fixed mounting is in recess (11), and sliding sleeve has cup jointed slider (32) on guide arm (31), slider (32) slip card is established in recess (11), and slider (32) and second frame (2) fixed connection, the both sides of slider (32) are equipped with first spring (33) of symmetric distribution, first spring (33) movable sleeve is established on guide arm (31), and the end of carrying on the back of the body of first spring (33) all with the inner wall fixed connection of recess (11).

3. The secondary fused pole top circuit breaker of claim 1, wherein: the two ends of the second frame (2) are provided with symmetrically-arranged sinking grooves (22), and the opposite ends of the U-shaped rod (61) are movably inserted in the sinking grooves (22).

4. The secondary fused pole top circuit breaker of claim 1, wherein: the clamping rail (41) is integrally formed in the middle of one side, close to the first frame (1), of the third frame (4), the clamping groove (23) is formed in one side, far away from the first frame (1), of the second frame (2), and the clamping rail (41) can be slidably clamped in the clamping groove (23).

5. The secondary fused pole top circuit breaker of claim 1, wherein: the lower end of one side of the first frame (1) is provided with symmetrically distributed supports (12), one end, far away from the first frame (1), of each support (12) is provided with a first clamping sleeve (13), the first clamping sleeve (13) is detachably provided with a second clamping sleeve (14), and screws (15) matched with each other for use are inserted into the first clamping sleeve (13) and the second clamping sleeve (14) through threads.