2P reclosing comprehensive protector

Abstract

The utility model discloses a 2P reclosing comprehensive protector which comprises a circuit breaker body, the top end and the bottom end of the interior of the circuit breaker body are both provided with pressing cavities, the interior of the circuit breaker body is provided with a pressing cavity located on one side of the pressing cavities, and an L-shaped pressing plate is arranged in the pressing cavity in a sliding mode. A pressing assembly used for pushing and pressing the L-shaped pressing plate is arranged in the pressing cavity, a sliding plate is slidably arranged at the top end of the front face of the circuit breaker body, and a fixing clamping plate used for tensioning the pressing assembly is fixedly connected to the bottom of the sliding plate. According to the utility model, the arranged pulling plate pushes the pressing rod to rotate and extrude the pushing block, the effect that the pushing rod quickly drives the L-shaped pressing plate to press a wire is achieved, and the sliding plate is downwards pushed to push the fixed clamping plate to fix the position of the pulling plate, so that the time consumed by a worker for installing a plurality of screws by using a tool is greatly reduced, and the working efficiency is improved. And the overall wiring efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of reclosing protectors, in particular to a 2P reclosing comprehensive protector. Background Art

[0002] A reclosing protector is also called a circuit breaker. It is a switch device that can close, carry and disconnect the current under normal circuit conditions and close, carry and disconnect the current under abnormal circuit conditions within a specified time. Circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to their scope of use. The boundary between high and low voltage is relatively vague. Generally, those above 3kV are called high-voltage electrical appliances.

[0003] During the daily installation of circuit breakers, workers usually install the circuit breakers in the distribution cabinet, clamp the card plate at the rear of the circuit breaker on the guide rail in the distribution cabinet, and then insert the wires to be connected into the wiring holes of the circuit breaker. The workers then use tools to twist the screws to push the pressure block to tighten the wire heads. There are many wires that need to be connected in the 2p circuit breaker, so the workers need to twist multiple screws multiple times to tighten the wire heads. This wire tightening method is very time-consuming. Utility Model Content

[0004] The utility model aims to provide a 2P reclosing integrated protector to solve the problem in the above background technology that the worker needs to twist the screws several times to tighten the conductor head.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a 2P reclosing integrated protector, comprising a circuit breaker body, wherein pressing cavities are provided at the top and bottom ends inside the circuit breaker body, a clamping cavity is provided inside the circuit breaker body and on one side of the pressing cavity, an L-shaped pressing plate is slidably provided inside the clamping cavity, a pressing assembly for pushing and clamping the L-shaped pressing plate is provided inside the pressing cavity, a slide plate is slidably provided at the top end of the front face of the circuit breaker body, and a fixed card plate for tightening the pressing assembly is fixedly connected to the bottom of the slide plate.

[0006] As a preferred solution of the utility model, the pressing assembly includes a push rod, one end of the L-shaped pressure plate is fixedly connected to the push rod, one end of the push rod extends to the interior of the pressing cavity and is fixedly connected to a push block, the bottom of the pressing cavity is slidably connected to a pull plate, the interior of the pressing cavity and located between the pull plate and the push block is rotatably connected to a pressure rod, one end of the pull plate extends to the outside of the pressing cavity and is provided with a fixing groove used in conjunction with a fixed clamping plate.

[0007] As a preferred solution of the utility model, a threading hole is provided on the top of the circuit breaker body, the threading hole is communicated with the pressing cavity, and a contact plate is installed on the inner wall of the pressing cavity away from the L-shaped pressing plate.

[0008] As a preferred solution of the utility model, a limiting column is fixedly connected inside the pressing cavity and above the pulling plate.

[0009] As a preferred solution of the utility model, a return spring is sleeved on the outer side of the push rod.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model achieves the effect of the push rod quickly driving the L-shaped pressure plate to press the wire by pushing the pull plate to rotate and extrude the push block, and by pushing the slide plate downward, the slide plate pushes the fixed card to fix the position of the pull plate, which greatly reduces the time required for workers to use tools to install multiple screws and improves the overall wiring efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional diagram of the utility model;

[0012] Figure 2 It is a partial cross-sectional view of the circuit breaker body of the utility model;

[0013] Figure 3 This is a position distribution diagram between the fixed card plate and the pull plate of the slide plate of the utility model;

[0014] Figure 4 For the utility model Figure 2 Enlarged structural diagram at A in the middle.

[0015] In the figure: 1. Circuit breaker body; 2. Pressing chamber; 3. Clamping chamber; 4. Threading hole; 5. Slide plate; 6. Pull plate; 7. Press rod; 8. Push block; 9. Push rod; 10. L-shaped press plate; 11. Reset spring; 12. Contact plate; 13. Fixing groove; 14. Fixing card plate; 15. Limiting column. DETAILED DESCRIPTION

[0016] 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 in 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.

[0017] See also Figures 1 to 4The utility model provides a technical solution: a 2P reclosing integrated protector, comprising a circuit breaker body 1, a pressing cavity 2 is provided at the top and bottom of the circuit breaker body 1, the pressing cavity 2 is a rectangular groove, a pressing cavity 3 is provided inside the circuit breaker body 1 and on one side of the pressing cavity 2, the wire head is inserted into the pressing cavity 3 and then the inner wall of the pressing cavity 3 is pressed, an L-shaped pressing plate 10 is slidably provided inside the pressing cavity 3, the four sides of the L-shaped pressing plate 10 are in contact with the inner wall of the pressing cavity 3, a pressing component for pushing and pressing the L-shaped pressing plate 10 is provided inside the pressing cavity 2, a slide plate 5 is slidably provided at the top of the front face of the circuit breaker body 1, the slide plate 5 slides longitudinally against the circuit breaker body 1 to push the fixed card plate 14, the bottom of the slide plate 5 is fixedly connected with a fixed card plate 14 for tightening the pressing component, the inclined surface of the fixed card plate 14 is made of polyformaldehyde material with a stepped arrangement, and the stepped surface is inclined.

[0018] Among them, the pressing assembly includes a push rod 9, one end of the L-shaped pressing plate 10 is fixedly connected to the push rod 9, and a return spring 11 is sleeved on the outer side of the push rod 9. The return spring 11 can help the L-shaped pressing plate 10 to reset. The push rod 9 is connected to the middle part of the L-shaped pressing plate 10, and one end of the push rod 9 extends to the inside of the pressing cavity 2 and is fixedly connected to a push block 8. The bottom of the pressing cavity 2 is slidably connected to a pull plate 6, and the inside of the pressing cavity 2 and is rotatably connected with a pressure rod 7 between the pull plate 6 and the push block 8. The inside of the pressing cavity 2 and the upper part of the pull plate 6 are fixedly connected with a limiting column 15, which can limit the rotation position of the pressure rod 7. One end of the pull plate 6 extends to the outside of the pressing cavity 2 and is provided with a fixing groove 13 used in conjunction with a fixed card plate 14. One side of the fixing groove 13 is inclined to fit the inclined step of the fixed card plate 14. The pull plate 6 slides to the left, which pushes the pressure rod 7 to rotate and extrude the push block 8, thereby causing the push block 8 to push the push rod 9 to extrude the L-shaped pressing plate 10.

[0019] A threading hole 4 is provided on the top of the circuit breaker body 1 for easy insertion of the guide, and the threading hole 4 is connected with the pressing cavity 3 . A contact plate 12 is installed on the inner wall of the pressing cavity 3 away from the L-shaped pressing plate 10 .

[0020] Specifically, insert the guide into the pressing cavity 3 through the threading hole 4 and then push the slide plate 5 downward to make the fixed card 14 inserted downward into the fixed groove 13, so that the pull plate 6 slides out from the pressing cavity 2. The pull plate 6 slides to the left to push the pressure rod 7 to rotate and extrude the push block 8, so that the push block 8 pushes the push rod 9 to extrude the L-shaped pressure plate 10. At this time, the L-shaped pressure plate 10 presses the wire head to contact with the contact plate 12.

[0021] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0022] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0023] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0024] 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 push-chamber 2P reclosing integrated protector, comprising a circuit breaker body (1), characterized in that: A pressing cavity (2) is provided at the top and bottom of the circuit breaker body (1); a pressing cavity (3) is provided inside the circuit breaker body (1) and on one side of the pressing cavity (2); an L-shaped pressing plate (10) is slidably provided inside the pressing cavity (3); a pressing assembly for pushing and pressing the L-shaped pressing plate (10) is provided inside the pressing cavity (2); a sliding plate (5) is slidably provided at the top of the front face of the circuit breaker body (1); a fixed clamping plate (14) for tightening the pressing assembly is fixedly connected to the bottom of the sliding plate (5).

2. According to claim 1, a push-chamber 2P reclosing integrated protector is characterized in that: The pressing assembly comprises a push rod (9), one end of the L-shaped pressing plate (10) is fixedly connected to the push rod (9), one end of the push rod (9) extends to the inside of the pressing cavity (2) and is fixedly connected to a push block (8), the bottom of the pressing cavity (2) is slidably connected to a pull plate (6), the inside of the pressing cavity (2) and located between the pull plate (6) and the push block (8) is rotatably connected to a pressure rod (7), one end of the pull plate (6) extends to the outside of the pressing cavity (2) and is provided with a fixing groove (13) for use with a fixing card plate (14).

3. A 2P reclosing integrated protector with a pressing chamber according to claim 2, characterized in that: A threading hole (4) is provided on the top of the circuit breaker body (1), the threading hole (4) is connected to the pressing cavity (3), and a contact plate (12) is installed on the inner wall of the pressing cavity (3) away from the L-shaped pressing plate (10).

4. A push-chamber 2P reclosing integrated protector according to claim 3, characterized in that: A limiting column (15) is fixedly connected inside the pressing cavity (2) and above the pulling plate (6).

5. A push-chamber 2P reclosing integrated protector according to claim 4, characterized in that: A return spring (11) is sleeved on the outer side of the push rod (9).

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