Outdoor high-voltage solid-sealed vacuum circuit breaker

Abstract

The utility model relates to the technical field of solid-sealed vacuum circuit breakers, in particular to an outdoor high-voltage solid-sealed vacuum circuit breaker, which comprises a mounting base and a rubber plate, a solid-sealed vacuum circuit breaker main body is fixedly mounted on the upper end surface of the mounting base, and poles distributed in an array are clamped on the upper end surface of the solid-sealed vacuum circuit breaker main body. According to the utility model, the positioning vertical rod and the U-shaped clamping plate can be used for positioning the fixed clamping plate and the movable clamping plate, so that the two clamping plates can limit the solid-sealed vacuum circuit breaker at the same time, the pole can be conveniently assembled and disassembled in a clamping manner, time and labor are saved, and the working efficiency is improved. The top plate and the bottom plate with elasticity can be clamped to the pole together, so that the rubber plate can be installed in front of the contact to elastically protect the contact, the safety of the contact is improved, then the extension plate at the rain guide plate is matched, the sun-shading and rain-proof range can be enlarged, and the whole solid-sealed vacuum circuit breaker can be better protected.

Description

Technical Field

[0001] The utility model relates to the technical field of solid-sealed vacuum circuit breakers, in particular to an outdoor high-voltage solid-sealed vacuum circuit breaker. Background Art

[0002] The sealed vacuum circuit breaker adopts fully fixed and enclosed isolation technology, which makes the equipment maintenance-free during operation. Its fixed and enclosed design prevents it from being oxidized due to environmental factors during operation, and can ensure sealing and reliability.

[0003] The prior art discloses patent application number "CN202121929648.9", a sealed vacuum circuit breaker, in which one end of a hollow column is movably inserted into the interior of a first through hole and a second through hole, a first cavity is provided on one side of the hollow column, and two fixed blocks are slidably connected to the interior of the first cavity. The base and the sealed pole are fixed by tightening the fixing nut.

[0004] The sealed vacuum circuit breaker is installed and fixed by bolts, which is troublesome to operate. When the pole needs to be maintained and repaired, the bolts need to be repeatedly turned, which makes the removal of the pole time-consuming and laborious, thereby affecting the maintenance efficiency of the sealed vacuum circuit breaker and is not conducive to the use of the sealed vacuum circuit breaker. Utility Model Content

[0005] The purpose of the utility model is to provide an outdoor high-voltage sealed vacuum circuit breaker to solve the problems raised in the above background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] An outdoor high-voltage sealed vacuum circuit breaker comprises a mounting base and a rubber plate, wherein the upper end surface of the mounting base is fixedly mounted with a sealed vacuum circuit breaker body, the upper end surface of the sealed vacuum circuit breaker body is clamped with poles distributed in an array, the front end surface of the pole is connected with a contact, two slide bars are installed inside the sealed vacuum circuit breaker body, and the outer surfaces of the two slide bars are slidably clamped with a connecting slide plate;

[0008] The rear end face of the connecting slide plate is fixedly connected with a fixed clamping plate for positioning the pole, the upper end face of the sealed vacuum circuit breaker body is fixedly installed with a U-shaped plate, the inner side face of the U-shaped plate is rotatably connected with a movable clamping plate for positioning the pole, the upper end faces of the fixed clamping plate and the movable clamping plate are both slidably clamped with two positioning vertical rods, and the upper end faces of the fixed clamping plate and the movable clamping plate are clamped with two U-shaped clamping plates.

[0009] Preferably, an L-shaped plug plate for fixing the connecting slide plate is clamped at the bottom end of the main body of the sealed vacuum circuit breaker, a limit plug plate for fixing the movable splint is slidably clamped on one side of the U-shaped plate, one side of the limit plug plate passes through the U-shaped plate and extends to the other side of the U-shaped plate, and the upper end surface of the main body of the sealed vacuum circuit breaker is rotatably connected to two limit rotating plates.

[0010] Preferably, the upper end surface of the rubber plate is slidably connected to a top plate, the top plate is located above the pole, the rubber plate is located on the front side of the contact, and an array of No. 1 springs are installed between the top plate and the rubber plate, one side of the No. 1 spring is connected to the lower end surface of the top plate, and the other side of the No. 1 spring is connected to the upper end surface of the rubber plate.

[0011] Preferably, the lower end surface of the rubber plate is slidably connected to a bottom plate, the bottom plate is located below the pole, and an array of No. 2 springs are installed between the bottom plate and the rubber plate, one side of the No. 2 spring is connected to the upper end surface of the bottom plate, and the other side of the No. 2 spring is connected to the lower end surface of the contact.

[0012] Preferably, both ends of the sealed vacuum circuit breaker body are fixedly connected with fixing boxes, the upper end surfaces of the two fixing boxes are clamped with vertical plates, the upper end surfaces of the two vertical plates are fixedly installed with rain guide plates, the front end surfaces of the rain guide plates are slidably clamped with extension plates, and one side of the two fixing boxes is threadedly connected with fastening bolts for fixing the vertical plates, and the inner side surfaces of the fastening bolts pass through the fixing boxes and extend to the interior of the fixing boxes.

[0013] Preferably, the lower side of the positioning vertical rod passes through the fixed clamping plate and the movable clamping plate and extends to the upper end surface of the pole, and the lower side of the U-shaped clamping plate passes through the fixed clamping plate and the movable clamping plate and extends to the upper end surface of the sealed vacuum circuit breaker body.

[0014] Beneficial effects of the utility model:

[0015] 1. The utility model can be used to position the fixed clamping plate and the movable clamping plate by using the positioning vertical rod and the U-shaped clamping plate, so that the two clamping plates can limit the sealed vacuum circuit breaker at the same time. In this way, the clamping method can facilitate the loading and unloading of the pole, save time and effort, and also improve the stability of the pole during installation;

[0016] 2. The utility model allows the elastic top plate and bottom plate to be snapped into the pole together, so that the rubber plate can be installed in front of the contact to elastically protect the contact, thereby improving the safety of the contact and extending the service life of the contact. Then, the extension plate at the rain guide plate can increase the range of sunshade and rain protection, thereby better protecting the entire sealed vacuum circuit breaker. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the prior art description are briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This utility model Figure 1 Installation diagram of the middle positioning vertical rod and U-shaped pallet;

[0020] Figure 3 This utility model Figure 1 Installation diagram of the middle U-shaped plate and the movable splint;

[0021] Figure 4 This utility model Figure 1 Schematic diagram of the structure of the middle rain deflector and the extension plate;

[0022] Figure 5 This utility model Figure 1 A schematic diagram of the structure of the first top plate, the second bottom plate and the rubber plate;

[0023] The reference numerals in the figures are as follows:

[0024] 1. Mounting base; 2. Enclosed vacuum circuit breaker body; 3. Pole; 4. Contact; 5. Slide bar; 6. Connecting slide plate; 7. Fixed splint; 8. U-shaped plate; 9. Movable splint; 10. Positioning vertical rod; 11. U-shaped card plate; 12. L-shaped plug plate; 13. Limit plug plate; 14. Limit rotary plate; 15. Fixed box; 16. Vertical plate; 17. Rain guide plate; 18. Extension plate; 19. Fastening bolts; 20. Top plate; 21. Rubber plate; 22. Spring No. 1; 23. Bottom plate; 24. Spring No. 2. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on 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.

[0026] like Figures 1 to 5As shown, an outdoor high-voltage sealed vacuum circuit breaker comprises a mounting base 1 and a rubber plate 21, a sealed vacuum circuit breaker body 2 is fixedly mounted on the upper end surface of the mounting base 1, an array of poles 3 are clamped on the upper end surface of the sealed vacuum circuit breaker body 2, a contact 4 is connected to the front end surface of the pole 3, two slide bars 5 are mounted inside the sealed vacuum circuit breaker body 2, and a connecting slide plate 6 is slidably clamped on the outer surfaces of the two slide bars 5;

[0027] The rear end face of the connecting slide plate 6 is fixedly connected with a fixing clamping plate 7 for positioning the pole 3. Through the setting of the fixing clamping plate 7, the connecting slide plate 6 can drive the fixing clamping plate 7 to be squeezed at the pole 3, so that the pole 3 can be fixed. The upper end face of the sealed vacuum circuit breaker body 2 is fixedly installed with a U-shaped plate 8. The inner side face of the U-shaped plate 8 is rotatably connected with a movable clamping plate 9 for positioning the pole 3. Through the setting of the movable clamping plate 9, the movable clamping plate 9 is clamped at the pole 3 and can be used together with the fixing clamping plate 7 to position the pole 3 to ensure the stability of the pole 3 during installation. The upper end faces of the fixing clamping plate 7 and the movable clamping plate 9 are both slidably clamped with two positioning vertical rods 10, and the upper end faces of the fixing clamping plate 7 and the movable clamping plate 9 are clamped with two U-shaped clamping plates 11.

[0028] An L-shaped plug plate 12 for fixing the connecting slide plate 6 is clamped at the bottom end of the sealed vacuum circuit breaker body 2, and a limiting plug plate 13 for fixing the movable clamp plate 9 is slidably clamped on one side of the U-shaped plate 8. One side of the limiting plug plate 13 passes through the U-shaped plate 8 and extends to the other side of the U-shaped plate 8. Two limiting rotary plates 14 are rotatably connected to the upper end surface of the sealed vacuum circuit breaker body 2. Through the setting of the limiting rotary plates 14, the two limiting rotary plates 14 can be squeezed and fixed at the pole 3, which is convenient to use.

[0029] The upper end surface of the rubber plate 21 is slidably connected to the top plate 20, the top plate 20 is located above the pole 3, the rubber plate 21 is located in front of the contact 4, and an array of springs 22 are installed between the top plate 20 and the rubber plate 21, one side of the spring 22 is connected to the lower end surface of the top plate 20, and the other side of the spring 22 is connected to the upper end surface of the rubber plate 21.

[0030] The lower end surface of the rubber plate 21 is slidably connected to a bottom plate 23, and the bottom plate 23 is located below the pole 3. An array of No. 2 springs 24 are installed between the bottom plate 23 and the rubber plate 21, one side of the No. 2 spring 24 is connected to the upper end surface of the bottom plate 23, and the other side of the No. 2 spring 24 is connected to the lower end surface of the contact 4.

[0031] Both ends of the sealed vacuum circuit breaker body 2 are fixedly connected with fixing boxes 15, and the upper end surfaces of the two fixing boxes 15 are clamped with vertical plates 16. The upper end surfaces of the two vertical plates 16 are fixedly installed with rain guide plates 17, and the front end surfaces of the rain guide plates 17 are slidably clamped with extension plates 18. One side of the two fixing boxes 15 is threadedly connected with fastening bolts 19 for fixing the vertical plates 16. Through the setting of the fastening bolts 19, the fastening bolts 19 can be used to squeeze and fix the vertical plates 16, so that the rain guide plates 17 can be stably installed, so that the sealed vacuum circuit breaker can be used outdoors to reduce the erosion of rainwater. The inner side of the fastening bolts 19 passes through the fixing box 15 and extends to the inside of the fixing box 15.

[0032] The lower side of the positioning vertical rod 10 passes through the fixed clamping plate 7 and the movable clamping plate 9 and extends to the upper end surface of the pole 3. The lower side of the U-shaped clamping plate 11 passes through the fixed clamping plate 7 and the movable clamping plate 9 and extends to the upper end surface of the sealed vacuum circuit breaker body 2.

[0033] The working principle of the outdoor high-voltage sealed vacuum circuit breaker provided by the utility model is as follows:

[0034] After the pole 3 is clamped to the inside of the sealed vacuum circuit breaker body 2, the connecting slide plate 6 located at the two slide bars 5 is pushed, so that the connecting slide plate 6 can drive the fixed clamp plate 7 to be limited at the pole 3, and then the movable clamp plate 9 at the U-shaped plate 8 is rotated downward, so that the movable clamp plate 9 can be fixed to the pole 3, and then the four positioning vertical rods 10 are respectively inserted into the fixed clamp plate 7, the movable clamp plate 9 and the pole 3 to preliminarily fix the entire pole 3, and then the two U-shaped clamping plates 11 are clamped to the fixed clamp plate 7, the movable clamp plate 9 and the sealed vacuum circuit breaker body 2, so that the pole 3 can be firmly positioned, so that the clamping method can facilitate the loading and unloading of the pole 3, save time and effort, and at the same time improve the stability of the pole 3 during installation, and then the L-shaped plug plate 12 is inserted into the inside of the sealed vacuum circuit breaker body 2 to limit and fix the connecting slide plate 6, and then the limiting plug plate 13 is inserted into the U-shaped plate 8 to limit and fix the movable clamp plate 9, so that the installation of the entire pole 3 can be reinforced by limiting.

[0035] By pulling the top plate 20 with the No. 1 spring 22 installed and the bottom plate 23 with the No. 2 spring 24 installed at the rubber plate 21, the elastic top plate 20 and the bottom plate 23 can be snapped into the pole 3 together, so that the rubber plate 21 can be installed in front of the contact 4 to elastically protect the contact 4, improve the safety of the contact 4, and extend the service life of the contact 4. Then, the two vertical plates 16 are inserted into the interior of the two fixing boxes 15, so as to drive the rain guide plate 17 to be fixed above the main body 2 of the sealed vacuum circuit breaker. The extension plate 18 at the rain guide plate 17 can increase the range of sunshade and rain protection, so as to better protect the entire sealed vacuum circuit breaker.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. An outdoor high-voltage sealed vacuum circuit breaker, comprising a mounting base (1) and a rubber plate (21), characterized in that: The upper end surface of the mounting base (1) is fixedly mounted with a sealed vacuum circuit breaker body (2), the upper end surface of the sealed vacuum circuit breaker body (2) is clamped with poles (3) distributed in an array, the front end surface of the pole (3) is connected with a contact (4), and two sliding rods (5) are installed inside the sealed vacuum circuit breaker body (2), and the outer surfaces of the two sliding rods (5) are slidably clamped with connecting slide plates (6); The rear end face of the connecting slide plate (6) is fixedly connected with a fixed clamping plate (7) for positioning the pole (3); the upper end face of the sealed vacuum circuit breaker body (2) is fixedly installed with a U-shaped plate (8); the inner side face of the U-shaped plate (8) is rotatably connected with a movable clamping plate (9) for positioning the pole (3); the upper end faces of the fixed clamping plate (7) and the movable clamping plate (9) are both slidably clamped with two positioning vertical rods (10); and the upper end faces of the fixed clamping plate (7) and the movable clamping plate (9) are clamped with two U-shaped clamping plates (11); An L-shaped plug plate (12) for fixing the connecting slide plate (6) is clamped at the bottom of the internal part of the sealed vacuum circuit breaker body (2); a limit plug plate (13) for fixing the movable clamp plate (9) is slidably clamped on one side of the U-shaped plate (8); one side of the limit plug plate (13) passes through the U-shaped plate (8) and extends to the other side of the U-shaped plate (8); and two limit rotary plates (14) are rotatably connected to the upper end surface of the sealed vacuum circuit breaker body (2); The upper end surface of the rubber plate (21) is slidably connected to a top plate (20), the top plate (20) is located above the pole (3), the rubber plate (21) is located in front of the contact (4), and a number one spring (22) distributed in an array is installed between the top plate (20) and the rubber plate (21), one side of the number one spring (22) is connected to the lower end surface of the top plate (20), and the other side of the number one spring (22) is connected to the upper end surface of the rubber plate (21); The lower end surface of the rubber plate (21) is slidably connected to a bottom plate (23), the bottom plate (23) is located below the pole (3), and a number two spring (24) distributed in an array is installed between the bottom plate (23) and the rubber plate (21), one side of the number two spring (24) is connected to the upper end surface of the bottom plate (23), and the other side of the number two spring (24) is connected to the lower end surface of the contact (4); Both ends of the sealed vacuum circuit breaker body (2) are fixedly connected with a fixing box (15), the upper end surfaces of the two fixing boxes (15) are clamped with a vertical plate (16), the upper end surfaces of the two vertical plates (16) are fixedly installed with a rain guide plate (17), the front end surface of the rain guide plate (17) is slidably clamped with an extension plate (18), one side of the two fixing boxes (15) is threadedly connected with a fastening bolt (19) for fixing the vertical plate (16), and the inner side surface of the fastening bolt (19) passes through the fixing box (15) and extends to the inside of the fixing box (15); The lower side of the positioning vertical rod (10) passes through the fixed clamping plate (7) and the movable clamping plate (9) and extends to the upper end surface of the pole (3); the lower side of the U-shaped clamping plate (11) passes through the fixed clamping plate (7) and the movable clamping plate (9) and extends to the upper end surface of the sealed vacuum circuit breaker body (2).

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