Protection assembly and high-voltage circuit breaker

Abstract

The utility model relates to the technical field of high-voltage circuit breakers, in particular to a protection assembly, which comprises a high-voltage circuit breaker body, a bottom control box of the high-voltage circuit breaker body is movably connected with the inside of a protection cover, a notch is formed in the top surface of the protection cover, and the top surface of the notch is fixedly connected with the bottom end of a rotating shaft; the beneficial effects are that the protection assembly and the high-voltage circuit breaker provided by the utility model enable the surface of the high-voltage circuit breaker body to be movably connected with the interior of the protection cover, so that when a worker needs to carry and transfer the high-voltage circuit breaker body, the high-voltage circuit breaker body is protected through the protection cover; the surface of the high-voltage circuit breaker body is prevented from being collided in the carrying and transferring process, the notch is formed in the top face of the protective cover, the rotating shaft is rotationally connected into the lower pressing plate, and when the lower pressing plate is rotated in the notch, the high-voltage circuit breaker body can be stably installed in the protective cover.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage circuit breakers, in particular to a protection component and a high-voltage circuit breaker. Background Art

[0002] Circuit breakers play two roles in the power system: one is the control role, that is, according to the needs of the power system operation, a part of the power equipment or line is put into or out of operation; the other is the protection role, that is, when a power equipment or line fails, the relay protection device acts on the circuit breaker to quickly cut off the faulty part from the power system to ensure the normal operation of the fault-free part of the power system. High-voltage circuit breakers can be divided into: oil circuit breakers, sulfur hexafluoride circuit breakers, compressed air circuit breakers, vacuum circuit breakers, etc.

[0003] However, in the existing technology, the control box of the existing outdoor high-voltage circuit breaker is arranged at the lower end, which supports and controls the connection of the pole and other mechanisms at the upper end. During the transportation, installation and use of the high-voltage circuit breaker, the outdoor high-voltage circuit breaker may collide with other objects, and the control box's own pressure resistance cannot well protect the high-voltage circuit breaker.

[0004] Therefore, we need a protective component and a high-voltage circuit breaker to solve the existing problem of high-voltage circuit breaker transportation protection, and also to achieve the stable installation of the high-voltage circuit breaker in the protective cover. Utility Model Content

[0005] The purpose of the utility model is to provide a protection assembly and a high-voltage circuit breaker to solve the problem of existing high-voltage circuit breaker transportation protection proposed in the above background technology, and to achieve stable installation of the high-voltage circuit breaker in the protection cover.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a protective component, including a high-voltage circuit breaker body, the bottom control box of the high-voltage circuit breaker body is movably connected to the inside of a protective cover, a notch is provided on the top surface of the protective cover, the top surface of the notch is fixedly connected to the bottom end of a rotating shaft, the surface of the rotating shaft is rotatably connected to the inside of a lower pressure plate, the bottom surface of the lower pressure plate is against the top surface of the bottom control box of the high-voltage circuit breaker body, and a buckling groove is provided on the outer surface of the protective cover.

[0007] Preferably, the cross section of the rotating shaft is arranged in a "T" shape, and there are two rotating shafts, and the two rotating shafts are symmetrically arranged along the center point of the protective cover.

[0008] Preferably, a groove is provided at the bottom of the high-voltage circuit breaker body, and the surface of the groove is fixedly connected to the end of the rotating rod of the guide wheel. There are four guide wheels, and the four guide wheels are symmetrically arranged along the center point of the protective cover.

[0009] Preferably, a guide groove is provided on the inner surface of the protective cover, a movable block is provided on the surface of the guide groove, a guidance bracket is fixedly connected to the surface of the movable block, the end of the guidance bracket is fixedly connected to the surface of the movable sleeve, the top surface of the movable sleeve is fixedly connected to the bottom surface of the support base, the top surface of the support base is fixedly connected to the anti-slip pad, and the top surface of the anti-slip pad contacts the bottom surface of the high-voltage circuit breaker body.

[0010] Preferably, the movable sleeve is arranged in a "mouth" shape, the interior of the movable sleeve is movably connected to the surface of the auxiliary guide rod, the end of the auxiliary guide rod is fixedly connected to the surface of the stabilizing plate, and the bottom surface of the stabilizing plate is fixedly connected to the inner surface of the high-voltage circuit breaker body.

[0011] Preferably, the cross section of the guide groove is arranged in a "convex" shape, a moving block is movably connected to the surface of the guide groove, two guide grooves are arranged, and the two guide grooves are symmetrically arranged along the center point of the protective cover.

[0012] A high voltage circuit breaker comprises a protection component.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: by movably connecting the surface of the high-voltage circuit breaker body to the interior of the protective cover, when the staff needs to move and transport the high-voltage circuit breaker body, the protective cover can protect the high-voltage circuit breaker body to prevent the surface of the high-voltage circuit breaker body from being bumped during the transportation process; the support base can provide auxiliary support for the high-voltage circuit breaker body, and the support position of the bottom of the high-voltage circuit breaker body can be changed by adjusting the internal position of the support base in the protective cover; the problem of existing high-voltage circuit breaker transportation protection can be further solved, and the high-voltage circuit breaker can also be stably installed in the protective cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional schematic diagram of the high-voltage circuit breaker body of the utility model structure:

[0015] Figure 2 This is a three-dimensional schematic diagram of the overall structure of the utility model:

[0016] Figure 3 This is a schematic top view of the overall structure of the utility model:

[0017] Figure 4 The utility model structure Figure 3 AA section diagram:

[0018] Figure 5 This is a schematic diagram of the connection structure between the auxiliary guide rod and the protective cover.

[0019] In the figure: high-voltage circuit breaker body 1, buckling groove 2, stabilizing plate 3, groove 4, guide wheel 5, auxiliary guide rod 6, protective cover 7, notch 8, rotating shaft 9, lower pressure plate 10, anti-slip pad 11, supporting base 12, movable sleeve 13, guide groove 14, moving block 15, and guidance bracket 16. DETAILED DESCRIPTION

[0020] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1

[0022] See also Figure 1-Figure 5 The utility model provides a technical solution: a protective component, including a high-voltage circuit breaker body 1, a bottom control box of the high-voltage circuit breaker body 1 is movably connected to the inside of a protective cover 7, a notch 8 is provided on the top surface of the protective cover 7, the top surface of the notch 8 is fixedly connected to the bottom end of a rotating shaft 9, the surface of the rotating shaft 9 is rotatably connected to the inside of a lower pressing plate 10, the bottom surface of the lower pressing plate 10 is against the top surface of the bottom control box of the high-voltage circuit breaker body 1, and a buckling groove 2 is provided on the outer surface of the protective cover 7. By movably connecting the surface of the high-voltage circuit breaker body 1 to the inside of the protective cover 7, when the staff needs to move and transport the high-voltage circuit breaker body 1, the protective cover 7 can protect the high-voltage circuit breaker body 1 to prevent the surface of the high-voltage circuit breaker body 1 from being bumped during the transportation process. By opening a notch 8 on the top surface of the protective cover 7, the rotation of the rotating shaft 9 is connected to the inside of the lower pressing plate 10, and when the lower pressing plate 10 is turned inside the notch 8, the high-voltage circuit breaker body 1 can be firmly installed inside the protective cover 7.

[0023] Embodiment 2

[0024] See attached Figures 1 to 5 On the basis of the first embodiment, in order to facilitate the transfer and movement of the high-voltage circuit breaker body 1 by the staff, a groove 4 is provided at the bottom of the high-voltage circuit breaker body 1, and the surface of the groove 4 is fixedly connected to the end of the rotating rod of the guide wheel 5, and the guide wheels 5 are arranged in four numbers, and the four guide wheels 5 are symmetrically arranged along the center point of the protective cover 7;

[0025] By opening a groove 4 at the bottom of the high-voltage circuit breaker body 1 and fixing the rotating rod end of the guide wheel 5 to the surface of the groove 4, when the high-voltage circuit breaker body 1 is firmly installed inside the protective cover 7, it is convenient for the staff to transport and move the high-voltage circuit breaker body 1.

[0026] Embodiment 3

[0027] See attached Figures 1 to 5 On the basis of the second embodiment, in order to realize the auxiliary support of the high-voltage circuit breaker body 1 through the support base 12, a guide groove 14 is provided on the inner surface of the protective cover 7, and a moving block 15 is provided on the surface of the guide groove 14. The surface of the moving block 15 is fixedly connected with a coaching bracket 16, and the end of the coaching bracket 16 is fixedly connected to the surface of the movable sleeve 13, and the top surface of the movable sleeve 13 is fixedly connected to the bottom surface of the support base 12. The top surface of the support base 12 is fixedly connected to the anti-skid pad 11, and the top surface of the anti-skid pad 11 contacts the bottom surface of the high-voltage circuit breaker body 1;

[0028] By movably connecting the surface of the guide groove 14 to the surface of the movable block 15, and fixing the end of the guidance bracket 16 to the surfaces of the movable sleeve 13 and the movable block 15, the guidance bracket 16 can adjust its position on the inner surface of the protective cover 7, and by fixing the top surface of the movable sleeve 13 to the bottom surface of the support base 12, and then fixing the top surface of the support base 12 to the bottom surface of the anti-slip pad 11, the support base 12 plays an auxiliary supporting role for the high-voltage circuit breaker body 1, and the internal position of the support base 12 in the protective cover 7 is adjusted to change the bottom support position of the high-voltage circuit breaker body 1.

[0029] Embodiment 4

[0030] See attached Figures 1 to 5 On the basis of the third embodiment, in order to realize that the support base 12 can be changed and adjusted to support and stabilize the high-voltage circuit breaker body 1, the inner part of the movable sleeve 13 is movably connected to the surface of the auxiliary guide rod 6, the end of the auxiliary guide rod 6 is fixedly connected to the surface of the stabilizing plate 3, and the bottom surface of the stabilizing plate 3 is fixedly connected to the inner surface of the high-voltage circuit breaker body 1;

[0031] By fixing the surface of the stabilizing plate 3 to the inner surface of the high-voltage circuit breaker body 1, fixing the end of the auxiliary guide rod 6 to the surface of the stabilizing plate 3, and movably connecting the inside of the movable sleeve 13 to the surface of the auxiliary guide rod 6, the movable sleeve 13 is guided on the surface of the auxiliary guide rod 6, so that the support base 12 can be changed and adjusted to support and stabilize the high-voltage circuit breaker body 1.

[0032] Embodiment 5

[0033] A high voltage circuit breaker comprises a protection component.

[0034] In actual use, by movably connecting the surface of the high-voltage circuit breaker body 1 to the inside of the protective cover 7, when the staff needs to move and transport the high-voltage circuit breaker body 1, the protective cover 7 can protect the high-voltage circuit breaker body 1 to prevent the surface of the high-voltage circuit breaker body 1 from being bumped during the transportation process. By opening a notch 8 on the top surface of the protective cover 7, the rotation of the rotating shaft 9 is connected to the inside of the lower pressing plate 10. When the lower pressing plate 10 is turned inside the notch 8, the high-voltage circuit breaker body 1 can be firmly installed inside the protective cover 7. By opening a groove 4 at the bottom of the high-voltage circuit breaker body 1, the end of the rotating rod of the guide wheel 5 is fixedly connected to the surface of the groove 4. When the high-voltage circuit breaker body 1 is firmly installed inside the protective cover 7, it is convenient for the staff to transport and move the high-voltage circuit breaker body 1. By movably connecting the surface of the guide groove 14 to the surface of the moving block 15, the guiding support 15 can be fixedly connected to the surface of the guide groove 14. The ends of the bracket 16 are fixedly connected to the surfaces of the movable sleeve 13 and the movable block 15, so that the position of the auxiliary bracket 16 can be adjusted on the inner surface of the protective cover 7. The top surface of the movable sleeve 13 is fixedly connected to the bottom surface of the support base 12, and then the top surface of the support base 12 is fixedly connected to the bottom surface of the anti-slip pad 11, so that the support base 12 plays an auxiliary supporting role for the high-voltage circuit breaker body 1, and the internal position of the support base 12 in the protective cover 7 is adjusted to change the bottom support position of the high-voltage circuit breaker body 1. The surface of the stabilizing plate 3 is fixedly connected to the inner surface of the high-voltage circuit breaker body 1, the end of the auxiliary guide rod 6 is fixedly connected to the surface of the stabilizing plate 3, and the internal movability of the movable sleeve 13 is connected to the surface of the auxiliary guide rod 6, so that the movable sleeve 13 plays a guiding role on the surface of the auxiliary guide rod 6, so that the support base 12 can be changed and adjusted to support and stabilize the high-voltage circuit breaker body 1.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A protection assembly, comprising a high voltage circuit breaker body (1), characterized in that: The bottom control box of the high-voltage circuit breaker body (1) is movably connected to the inside of the protective cover (7), the top surface of the protective cover (7) is provided with a notch (8), the top surface of the notch (8) is fixedly connected to the bottom end of a rotating shaft (9), the surface of the rotating shaft (9) is rotatably connected to the inside of a lower pressing plate (10), the bottom surface of the lower pressing plate (10) is against the top surface of the bottom control box of the high-voltage circuit breaker body (1), and the outer surface of the protective cover (7) is provided with a buckling groove (2).

2. A protective assembly according to claim 1, characterized in that: The cross section of the rotating shaft (9) is arranged in a "T" shape, and two rotating shafts (9) are arranged, and the two rotating shafts (9) are symmetrically arranged along the center point of the protective cover (7).

3. A protective assembly according to claim 1, characterized in that: A groove (4) is provided at the bottom of the high-voltage circuit breaker body (1), and the surface of the groove (4) is fixedly connected to the end of a rotating rod of a guide wheel (5). Four guide wheels (5) are provided, and the four guide wheels (5) are symmetrically arranged along the center point of the protective cover (7).

4. A protective assembly according to claim 1, characterized in that: The inner surface of the protective cover (7) is provided with a guide groove (14), the surface of the guide groove (14) is provided with a moving block (15), the surface of the moving block (15) is fixedly connected to a guidance bracket (16), the end of the guidance bracket (16) is fixedly connected to the surface of a movable sleeve (13), the top surface of the movable sleeve (13) is fixedly connected to the bottom surface of a support base (12), the top surface of the support base (12) is fixedly connected to an anti-skid pad (11), and the top surface of the anti-skid pad (11) contacts the bottom surface of the high-voltage circuit breaker body (1).

5. A protection assembly according to claim 4, characterized in that: The movable sleeve (13) is arranged in a "mouth" shape, the interior of the movable sleeve (13) is movably connected to the surface of the auxiliary guide rod (6), the end of the auxiliary guide rod (6) is fixedly connected to the surface of the stabilizing plate (3), and the bottom surface of the stabilizing plate (3) is fixedly connected to the inner surface of the high-voltage circuit breaker body (1).

6. A protection assembly according to claim 4, characterized in that: The cross section of the guide groove (14) is arranged in a "convex" shape, and a moving block (15) is movably connected to the surface of the guide groove (14). There are two guide grooves (14), and the two guide grooves (14) are symmetrically arranged along the center point of the protective cover (7).

7. A high voltage circuit breaker, characterized in that: The protective component comprises any one of claims 1 to 6.

Images