Protection device

Abstract

The utility model discloses a protection device which comprises a voltage protector, a cable supporting assembly is fixedly installed on one side of the voltage protector, the cable supporting assembly comprises a fixing frame and a spring, the fixing frame is fixedly installed on one side of the voltage protector, the spring is fixedly connected to the inner bottom wall of the fixing frame, the top end of the spring is fixedly connected with a first movable frame, and the first movable frame is fixedly connected with a second movable frame. The inner side wall of the first movable frame is connected with a first wheel through a bearing, the top of the fixed frame is connected with a first threaded rod through threads, and the bottom end of the first threaded rod is connected with a second movable frame through a bearing. According to the protection device, through arrangement of the cable supporting assembly, the cable of the voltage protector can be supported, so that the cable is not suspended in the use process, the use safety is not affected by suspension, and the short circuit condition caused by shaking of the cable is avoided; and the overall use is safer.

Description

Technical Field

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

[0002] Power voltage protectors are important protective devices for electrical equipment. Their functions include: Overvoltage protection: When excessive voltage appears in the power system, the voltage protector quickly activates to disconnect the circuit or limit the voltage, preventing damage to electrical equipment caused by overvoltage. For example, in situations such as lightning strikes and power grid failures, it effectively protects equipment from high voltage shocks. Undervoltage protection: When voltage is too low, equipment may not function properly or even be damaged. The voltage protector monitors voltage and promptly disconnects the circuit in the event of an undervoltage, protecting equipment from the adverse effects of low voltage.

[0003] Patent announcement number "CN218449392U" discloses "a power line overvoltage protection device, which includes an insulator and a current limiting element, a cross arm for installing the insulator, and a connecting hardware for installing the current limiting element. The bottom of the insulator is fixedly connected to an insulator bolt, and the insulator bolt is passed through the cross arm, and a baffle is fixedly sleeved on the insulator bolt, and the baffle is mounted on the cross arm, and a support frame is also installed on the connecting hardware, one end of the support frame is provided with a docking groove, one end of the docking groove is provided with an opening, and the docking groove is slidably matched with the insulator bolt, and the top end of the insulator bolt is also threadedly sleeved with an upper fixing nut. In this application, the support frame can be docked with the connecting hardware, and the support frame is provided with a docking groove. The docking groove can be aligned with the insulator bolt and inserted, and the support frame can be pushed to the bottom of the insulator. After that, the upper fixing nut is tightened to fix the support frame under the insulator, which is relatively convenient to install."

[0004] In response to the above-mentioned related issues, the cables of the existing power voltage protection device are in a suspended state after being connected to the power voltage equipment. During actual use, they are prone to shaking, which affects the effect of use and does not have a good protective function. During actual use, the power voltage protection device is exposed to the outside and is easily damaged by wind and sun.

[0005] Therefore, the present invention provides a protection device to solve the above problems. Utility Model Content

[0006] In response to the shortcomings of the existing technology, the present invention provides a protection device that solves the problem that the cable of the above-mentioned existing power voltage protection device is in a suspended state after being connected to the power voltage equipment, and is prone to shaking during actual use, which affects the effect of use.

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: a protection device, including a voltage protector, a cable support assembly fixedly installed on one side of the voltage protector, the cable support assembly including a fixing frame and a spring, the fixing frame fixedly installed on one side of the voltage protector, the spring fixedly connected to the inner bottom wall of the fixing frame, the top of the spring fixedly connected to a movable frame one, the inner side wall of the movable frame one is connected to a wheel one through a bearing, the top of the fixing frame is connected to a threaded rod one through a thread, the bottom end of the threaded rod one is connected to a movable frame two through a bearing, the inner side wall of the movable frame two is connected to a wheel two through a bearing, and a slider one is fixedly installed on both sides of the movable frame two, and the slider one is slidably connected to the fixed frame.

[0008] Furthermore, protective components are provided on both sides of the voltage protector, and the protective components include a card slot and an L-shaped frame. The card slots are respectively opened on both sides of the voltage protector, and the L-shaped frame is clamped on one side of the card slot. A top plate is fixedly installed on the top of the L-shaped frame. An L-shaped frame is clamped on one side of the card slot, and a top plate is fixedly installed on the top of the L-shaped frame.

[0009] By adopting the above technical solution, protection work can be carried out and the service life is guaranteed.

[0010] Furthermore, the protective assembly also includes a rectangular plate 1 and a rectangular plate 2, wherein the rectangular plate 1 is fixedly mounted on the top of the top plate 2, and the rectangular plate 2 is fixedly mounted on the top of the top plate 1.

[0011] The adoption of the above technical solution can achieve a protective effect and extend the overall service life.

[0012] Furthermore, the protective component also includes a threaded rod 2 and a knob 2. The threaded rod 2 is respectively connected to one side of the top plate 2 and the rectangular plate 1 through threads, and the knob 2 is fixedly connected to one end of the threaded rod 2.

[0013] By adopting the above technical solution, reinforcement can be carried out to achieve better protection effect.

[0014] Furthermore, the cable support assembly also includes a slider 2, which is fixedly mounted on both sides of the movable frame 1, and is slidably connected to the fixed frame.

[0015] By adopting the above technical solution, the mobile rack can be made more stable when moving.

[0016] Furthermore, the cable support assembly also includes a knob 1, which is fixedly connected to the top end of the threaded rod 1.

[0017] By adopting the above technical solution, the threaded rod 1 can be conveniently rotated by using the knob 1. Beneficial effects

[0018] The utility model provides a protective device. Compared with the prior art, it has the following beneficial effects:

[0019] 1. The protection device can support the cable of the voltage protector through the cable support assembly, so that the cable will not be suspended in the air during use, and the safety of use will not be affected by the suspension, and there will be no short circuit due to the shaking of the cable, making the overall use safer.

[0020] 2. The protection device can provide good protection for the voltage protector through the protection component. It will not be exposed to the sun and rain during use, which will extend its service life and reduce the cost of repairing or replacing it. The protection component and the voltage protector are simple and convenient to install, and the effect of use will also increase accordingly. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the implementation scheme of the present invention or the technical scheme in the prior art, the drawings required for use in the implementation scheme or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation schemes of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 This utility model Figure 1 A magnified view of the structure at center A;

[0024] Figure 3 It is a side view of the overall structure of the utility model;

[0025] Figure 4 This utility model Figure 3 A magnified view of the structure at B in the middle.

[0026] In the figure: 1. Voltage protector; 2. Cable support assembly; 21. Fixed frame; 22. Spring; 23. Mobile frame 1; 24. Wheel 1; 25. Threaded rod 1; 26. Mobile frame 2; 27. Wheel 2; 28. Slider 1; 29. Slider 2; 210. Knob 1; 3. Protective assembly; 31. Slot; 32. L-shaped frame 1; 33. Top plate 1; 34. L-shaped frame 2; 35. Top plate 2; 36. Rectangular plate 1; 37. Rectangular plate 2; 38. Threaded rod 2; 39. Knob 2. DETAILED DESCRIPTION

[0027] It should be noted that in the description of the embodiments of the present application, the terms "front, rear", "left, right", "up, down", etc. indicating directions or positional relationships are all based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present application. The terms "install", "connect", and "connected" should be understood in a broad sense. For example, they can be fixedly connected, detachably connected, or integrally connected; they can be directly connected, or indirectly connected through an intermediate medium, or they can be internal connections between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0028] The present application will be further described in detail below through the accompanying drawings and examples.

[0029] Reference Figures 1 to 4 , an embodiment of the present application provides a protection device, including a voltage protector 1, a cable support assembly 2 is fixedly installed on one side of the voltage protector 1, the cable support assembly 2 includes a fixed frame 21 and a spring 22, the fixed frame 21 is fixedly installed on one side of the voltage protector 1, the spring 22 is fixedly connected to the inner bottom wall of the fixed frame 21, the top of the spring 22 is fixedly connected to a movable frame 1 23, the inner side wall of the movable frame 1 23 is connected to a wheel 1 24 through a bearing, the top of the fixed frame 21 is connected to a threaded rod 1 25 through a thread, the bottom end of the threaded rod 1 25 is connected to a movable frame 2 26 through a bearing, the inner side wall of the movable frame 26 is connected to a wheel 27 through a bearing, and sliders 1 28 are fixedly installed on both sides of the movable frame 26, and the sliders 1 28 are slidably connected to the fixed frame 21. The cable support assembly 2 also includes a slider 29, which are fixedly installed on both sides of the movable frame 1 23, and are slidably connected to the fixed frame 21.

[0030] In this embodiment, the cable is then passed between wheel two 27 and wheel one 24, and then knob one 210 is turned to rotate threaded rod one 25 to drive movable frame two 26 to move, so that movable frame two 26 can slide inside fixed frame 21 through slider one 28, and then wheel two 27 and wheel one 24 can limit the cable, and after wheel one 24 is squeezed by wheel two 27, it will adjust the height of the cable to be limited by squeezing spring 22 through movable frame one 23, so that the cable will not shake during actual use, and will not cause short circuit due to shaking.

[0031] Reference Figures 1 to 4In one aspect of this embodiment, protective components 3 are provided on both sides of the voltage protector 1. The protective component 3 includes a card slot 31 and an L-shaped frame 1 32. The card slots 31 are respectively opened on both sides of the voltage protector 1. The L-shaped frame 1 32 is clamped on one side of the card slot 31. A top plate 1 33 is fixedly installed on the top of the L-shaped frame 1 32. An L-shaped frame 2 34 is clamped on one side of the card slot 31. A top plate 2 35 is fixedly installed on the top of the L-shaped frame 2 34. The protective component 3 also includes a rectangular plate 1 36 and a rectangular plate 2 37. The rectangular plate 1 36 is fixedly installed on the top of the top plate 2 35, and the rectangular plate 2 37 is fixedly installed on the top of the top plate 1 33. The protective component 3 also includes a threaded rod 2 38 and a knob 2 39. The threaded rod 2 38 is respectively connected to one side of the top plate 2 35 and the rectangular plate 1 36 by threads, and the knob 2 39 is fixedly connected to one end of the threaded rod 2 38.

[0032] In this embodiment, the L-shaped frame 1 32 and the L-shaped frame 2 34 are first inserted into the interior of the slot 31, and then the knob 2 39 is turned to screw the threaded rod 2 38 together with the rectangular plate 2 37 and the rectangular plate 1 36, respectively, so that the top plate 1 33 and the top plate 2 35 can protect the voltage protector 1 from being damaged by rain and sunlight.

[0033] Reference Figures 1 to 4 In one aspect of this embodiment, the cable support assembly 2 further includes a knob 210 , which is fixedly connected to the top end of the threaded rod 25 .

[0034] In this embodiment, the knob 1 210 is used to facilitate the rotation of the threaded rod 1 25, making it easier to rotate.

[0035] Working principle: First, insert the L-shaped frame 1 32 and the L-shaped frame 2 34 into the inside of the card slot 31, and then turn the knob 2 39 to screw the threaded rod 2 38 together with the rectangular plate 2 37 and the rectangular plate 1 36 respectively, so that the top plate 1 33 and the top plate 2 35 can protect the voltage protector 1 to prevent it from being damaged by rain and sunlight.

[0036] Then the cable is passed between wheel two 27 and wheel one 24, and then knob one 210 is turned to rotate threaded rod one 25 to drive movable frame two 26 to move, so that movable frame two 26 can slide inside fixed frame 21 through slider one 28, and then wheel two 27 and wheel one 24 can limit the cable, and after wheel one 24 is squeezed by wheel two 27, it will adjust the height of the cable to be limited by squeezing spring 22 through movable frame one 23, so that the cable will not shake during actual use, and will not cause short circuit due to shaking.

[0037] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0038] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A protection device comprising a voltage protector (1), characterized in that: A cable support assembly (2) is fixedly installed on one side of the voltage protector (1), and the cable support assembly (2) includes a fixed frame (21) and a spring (22). The fixed frame (21) is fixedly installed on one side of the voltage protector (1), and the spring (22) is fixedly connected to the inner bottom wall of the fixed frame (21). The top of the spring (22) is fixedly connected to a movable frame (23), and the inner side wall of the movable frame (23) is connected to a wheel (24) through a bearing. The top of the fixed frame (21) is connected to a threaded rod (25) through a thread, and the bottom end of the threaded rod (25) is connected to a movable frame (26) through a bearing. The inner side wall of the movable frame (26) is connected to a wheel (27) through a bearing. Sliders (28) are fixedly installed on both sides of the movable frame (26), and the sliders (28) are slidably connected to the fixed frame (21).

2. A protection device according to claim 1, characterized in that: Protection components (3) are provided on both sides of the voltage protector (1), and the protection components (3) include a card slot (31) and an L-shaped frame (32). The card slot (31) is respectively opened on both sides of the voltage protector (1), the L-shaped frame (32) is clamped on one side of the card slot (31), and a top plate (33) is fixedly installed on the top of the L-shaped frame (32). An L-shaped frame (34) is clamped on one side of the card slot (31), and a top plate (35) is fixedly installed on the top of the L-shaped frame (34).

3. A protection device according to claim 2, characterized in that: The protective assembly (3) further comprises a rectangular plate 1 (36) and a rectangular plate 2 (37), wherein the rectangular plate 1 (36) is fixedly mounted on the top of the top plate 2 (35), and the rectangular plate 2 (37) is fixedly mounted on the top of the top plate 1 (33).

4. A protection device according to claim 3, characterized in that: The protective assembly (3) further comprises a second threaded rod (38) and a second knob (39), wherein the second threaded rod (38) is respectively connected to one side of the second top plate (35) and the first rectangular plate (36) through threads, and the second knob (39) is fixedly connected to one end of the second threaded rod (38).

5. A protection device according to any one of claims 1 to 4, characterized in that: The cable support assembly (2) further includes a second slider (29), which is fixedly mounted on both sides of the first movable frame (23), and is slidably connected to the fixed frame (21).

6. A protection device according to any one of claims 1 to 4, characterized in that: The cable support assembly (2) further comprises a knob (210), wherein the knob (210) is fixedly connected to the top end of the threaded rod (25).

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