Circuit protection device

Abstract

The utility model relates to the technical field of line protection, and discloses a line protection device which comprises a protection seat and a supporting seat, the supporting seat is located below the protection seat, clamping blocks used for clamping a line are arranged on the two side walls, away from each other, of the protection seat, the side walls of the clamping blocks are fixedly connected with first racks, and the first racks are fixedly connected with second racks. The first racks are slidably connected to the side walls of the protection bases, and gears used for driving the first racks to move are rotationally arranged on the side walls of the protection bases through bearings. Second U-shaped plates are arranged on the two side walls, away from each other, of the supporting base, positioning blocks used for positioning lines are arranged in inner cavities of the second U-shaped plates in a sliding mode, and second racks used for being connected with gears in an engaged mode are fixedly connected to the two sides, away from each other, of the tops of the second U-shaped plates. According to the scheme, the buffer cushion can be conveniently disassembled and assembled, limiting protection can be conveniently carried out on a circuit, the use efficiency of the protection device is guaranteed, and the waterproof capacity of the protection device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of line protection, in particular to a line protection device. Background Art

[0002] A line refers to the route that electric current, moving objects, etc. pass through. During the construction line laying process, the connection method between lines is usually to wrap the line joints with insulating tape to achieve connection protection between lines.

[0003] The utility model patent with patent application publication number 202221888615.9 discloses a line joint protection device, including a placing seat, a fixing seat is arranged on the top of the placing seat, a buffer structure is arranged inside the placing seat and the fixing seat, and the left and right sides of the placing seat and the fixing seat are provided with a fixing structure; a lower mounting seat is arranged on the front and rear sides of the placing seat, a first threaded connection hole is opened inside the lower mounting seat, and limiting grooves are opened on the top of the lower mounting seat and on the left and right sides of the first threaded connection hole; the buffer structure includes a buffer spring, a buffer seat and a buffer pad. Compared with the existing line joint protection device, the overall stability, safety and practicality of the line joint protection device can be improved through design.

[0004] However, the above device still has shortcomings in actual use. The most obvious one is that the connection of the mounting base is installed using a plurality of bolt structures. When the buffer pad inside the mounting base is damaged and needs to be replaced, it is inconvenient to disassemble and assemble the buffer pad, which affects the use efficiency of the protective device. For this reason, we propose a line protection device. Utility Model Content

[0005] The purpose of the utility model is to provide a line protection device to solve the problems raised in the above background technology.

[0006] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:

[0007] The present application is specifically as follows: a line protection device, comprising: a protection seat and a support seat, the support seat is located below the protection seat, and the two side walls of the protection seat that are far away from each other are both provided with clamping blocks for clamping the line, the side walls of the clamping blocks are fixedly connected with a first rack, the first rack is slidably connected to the side walls of the protection seat, and the side walls of the protection seat are both provided with gears for driving the first rack to move through bearings;

[0008] The two side walls of the support seat are both provided with a second U-shaped plate, the inner cavity of the second U-shaped plate is slidably provided with a positioning block for positioning the circuit, and the two sides of the top of the second U-shaped plate are both fixedly connected with a second rack for meshing the connecting gear.

[0009] As a preferred technical solution of the present application, screws for connecting to a protective seat are rotatably provided at the four corners of the top of the support seat, the protective seat is threadedly connected to the outer wall of the screw, and buffer pads for protecting the circuit are provided in the inner cavity of the protective seat and the support seat.

[0010] As a preferred technical solution of the present application, both side walls of the protective seat that are far away from each other are fixedly connected to a first U-shaped plate, and the first U-shaped plate is slidably connected to the side walls of the second rack.

[0011] As a preferred technical solution of the present application, the inner cavity of the clamping block and the positioning block are both arc-shaped, and the bottom of the positioning block is fixedly connected to multiple groups of springs, and the springs are fixedly connected to the bottom of the inner cavity of the second U-shaped plate.

[0012] As a preferred technical solution of the present application, the inner cavity of the clamping block and the inner cavity of the positioning block are both fixedly connected with sealing rings for waterproofing.

[0013] As a preferred technical solution of the present application, the bottom of the clamping block and the top of the supporting seat are fixedly connected with sealing strips for protecting the circuits, and the top of the positioning block and the bottom of the protective seat are provided with sealing grooves matching the corresponding sealing strips.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the scheme of this application:

[0016] 1. By setting a clamping block and a positioning block, placing the connected line connector in the support seat, and driving the protective seat to move through the screw, the line is clamped and sealed by the protective seat in cooperation with the support seat. Due to the movement of the protective seat, the protective seat drives the gear to move. At this time, the gear rolls on the second rack and drives the first rack and the clamping block to move downward, and increases the moving distance of the clamping block. With the elastic force applied by the spring to the positioning block and the line, the clamping block can cooperate with the positioning block to clamp and seal the line, thereby facilitating the disassembly and assembly of the buffer pad, facilitating the limit protection of the line, and ensuring the use efficiency of the protective device.

[0017] 2. The sealing performance of the protection is increased by setting the sealing strip and the sealing groove, so that the protection seat and the support seat as well as the clamping block and the positioning block can play a sealing role when clamping the line, thereby improving the waterproof ability of the protection device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0019] In the attached picture:

[0020] Figure 1 A three-dimensional diagram of a line protection device provided in the present application;

[0021] Figure 2 A schematic side view of a line protection device provided in the present application;

[0022] Figure 3 A partial structural schematic diagram of a line protection device provided in this application.

[0023] In the figure: 100, protective seat; 110, screw; 120, first U-shaped plate; 130, clamping block; 140, first rack; 150, gear; 200, support seat; 210, second U-shaped plate; 220, positioning block; 221, sealing ring; 230, spring; 240, second rack. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-3 A line protection device comprises: a protection seat 100 and a support seat 200, the support seat 200 is located below the protection seat 100, and the two side walls of the protection seat 100 are both provided with clamping blocks 130 for clamping the line, and the line is clamped by the clamping blocks 130 cooperating with the positioning blocks 220, and the side walls of the clamping blocks 130 are fixedly connected with a first rack 140, and the first rack 140 is slidably connected to the side walls of the protection seat 100, and the side walls of the protection seat 100 are both provided with gears 15 for driving the first rack 140 to move through bearings. 0, the first rack 140 and the clamping block 130 are driven to move by the rotation of the gear 150; the two side walls of the support seat 200 that are far away from each other are provided with a second U-shaped plate 210, and the positioning block 220 is supported by the second U-shaped plate 210. The inner cavity of the second U-shaped plate 210 is slidably provided with a positioning block 220 for positioning the circuit, and the top of the second U-shaped plate 210 is fixedly connected to the two sides away from each other with a second rack 240 for meshing and connecting the gear 150, and the gear 150 can roll on the second rack 240 when moving through the second rack 240.

[0026] See also Figure 1The four corners of the top of the support seat 200 are rotatably provided with screws 110 for connecting to the protective seat 100. The protective seat 100 is threadedly connected to the outer wall of the screw 110. The inner cavities of the protective seat 100 and the support seat 200 are both provided with buffer pads for protecting the line. The support seat 200 is connected to the protective seat 100 by rotating the screw 110, and the line is protected by the buffer pads.

[0027] See also Figure 1-3 The two side walls of the protective seat 100 that are far away from each other are fixedly connected with the first U-shaped plate 120 , and the first U-shaped plate 120 is slidably connected to the side wall of the second rack 240 , and the clamping block 130 is supported by the first U-shaped plate 120 .

[0028] See also Figure 1-3 The inner cavity of the clamping block 130 and the positioning block 220 are both arc-shaped. The bottom of the positioning block 220 is fixedly connected to multiple groups of springs 230. The springs 230 are fixedly connected to the bottom of the inner cavity of the second U-shaped plate 210, and elastic force is applied to the second U-shaped plate 210 through the springs 230.

[0029] See also Figure 1-3 The inner cavity of the clamping block 130 and the inner cavity of the positioning block 220 are both fixedly connected with a sealing ring 221 for waterproofing, and the sealing ring 221 improves the waterproofing ability of the clamping block 130 and the positioning block 220.

[0030] See also Figure 1-3 The bottom of the clamping block 130 and the top of the support seat 200 are fixedly connected with sealing strips for protecting the circuits. The top of the positioning block 220 and the bottom of the protective seat 100 are provided with sealing grooves matching the corresponding sealing strips. The cooperation between the sealing strips and the sealing grooves improves the waterproof capability of the protective device.

[0031] Specifically, when the device is in use, the screw 110 is first rotated to separate the protective seat 100 from the support seat 200 through the screw 110. At this time, the buffer pad can be replaced, and then the line passes through the protective seat 100 and the support seat 200, and is connected by insulating tape, and the connection is placed on the buffer pad. The screw 110 is then rotated to drive the protective seat 100 to move downward. The movement of the protective seat 100 drives the gear 150 to rotate. At this time, the gear 150 rolls on the second rack 240, and drives the first rack 140 and the clamping block 130 to move downward, and the clamping block 130 cooperates with the positioning block 220 to clamp the line. At this time, the spring 230 is deformed and generates elastic force on the positioning block 220. Finally, the line is sealed by the sealing ring 221, and the sealing strip cooperates with the sealing groove to improve the waterproofness of the protective device, and the use of the device is completed.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] 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 line protection device, comprising: A protection seat (100) and a support seat (200), wherein the support seat (200) is located below the protection seat (100), and is characterized in that: The two side walls of the protection seat (100) that are far from each other are both provided with clamping blocks (130) for clamping the circuit, the side walls of the clamping blocks (130) are fixedly connected with a first rack (140), the first rack (140) is slidably connected to the side walls of the protection seat (100), and the side walls of the protection seat (100) are both rotatably provided with gears (150) for driving the first rack (140) to move via bearings; The two side walls of the support seat (200) that are away from each other are both provided with a second U-shaped plate (210), the inner cavity of the second U-shaped plate (210) is slidably provided with a positioning block (220) for positioning the circuit, and the top of the second U-shaped plate (210) is fixedly connected to two sides away from each other with a second rack (240) for meshing with the gear (150).

2. A line protection device according to claim 1, characterized in that: The four corners of the top of the support seat (200) are rotatably provided with screws (110) for connecting to the protection seat (100), the protection seat (100) is threadedly connected to the outer wall of the screw (110), and the inner cavities of the protection seat (100) and the support seat (200) are both provided with buffer pads for protecting the circuit.

3. A line protection device according to claim 1, characterized in that: The two side walls of the protection seat (100) that are far away from each other are both fixedly connected with a first U-shaped plate (120), and the first U-shaped plate (120) is slidably connected to the side wall of the second rack (240).

4. A line protection device according to claim 1, characterized in that: The inner cavity of the clamping block (130) and the positioning block (220) are both arc-shaped, and the bottom of the positioning block (220) is fixedly connected to multiple groups of springs (230), and the springs (230) are fixedly connected to the bottom of the inner cavity of the second U-shaped plate (210).

5. A line protection device according to claim 1, characterized in that: The inner cavity of the clamping block (130) and the inner cavity of the positioning block (220) are both fixedly connected with a sealing ring (221) for waterproofing.

6. A line protection device according to claim 1, characterized in that: The bottom of the clamping block (130) and the top of the support seat (200) are both fixedly connected with a sealing strip for protecting the circuit, and the top of the positioning block (220) and the bottom of the protection seat (100) are both provided with a sealing groove matching the corresponding sealing strip.

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