Dustproof and waterproof protective cover of branch box

Abstract

The utility model discloses a dustproof and waterproof protective cover of a branch box, which relates to the technical field of branch box protection, and comprises a protective shell, a cover plate and a bottom plate, the bottom of the protective shell is fixedly connected with the bottom of the bottom plate, and the left and right sides of the top of the cover plate are respectively provided with a plurality of fixing bolts. The left side and the right side of the protective shell are each provided with two mounting grooves which are through internally and externally, filtering assemblies are arranged in the four mounting grooves, and mounting and dismounting mechanisms are arranged on the sides, close to the four corners of the outer sides of the mounting grooves, of the outer wall of the protective shell correspondingly. And the opposite surfaces of the upper and lower mounting and dismounting mechanisms penetrate through the left and right ends of the filtering assembly. According to the utility model, the branch box is installed in the protective shell, and the protective shell and the cover plate are installed and connected through the fixing bolts, so that the branch box is protected to a certain extent, ventilation and heat dissipation of the bottom plate in the use process are ensured through the filter assembly, and the branch box can be prevented from being damaged by dust and rainwater.

Description

Technical Field

[0001] The utility model relates to the technical field of branch box protection, in particular to a dustproof and waterproof protective cover of a branch box. Background Art

[0002] The branch box is the main electrical equipment for collecting and tapping cables after they leave the switch cabinet. The cable joints of the branch box are insulated with imported rubber with high-grade insulation, and there is no exposed live parts; the switches of the branch box with switches all use SF6 insulated load switches. This product is widely used in urban industrial communities, residential communities, commercial centers, mining areas, and large enterprises such as steel, automobiles, petroleum, chemicals, cement, and other distribution networks. It is particularly suitable for urban power grid reconstruction projects, which can greatly save investment in electrical equipment and cables and improve power supply reliability. The existing technology has the following problems:

[0003] During the use of existing branch boxes, since the branch boxes are usually installed outdoors, they are often damaged by the external environment, thereby reducing their service life. Secondly, during the use of the branch boxes, it is not convenient to replace and clean the filter components, which affects the heat dissipation effect of the branch boxes. Utility Model Content

[0004] The utility model provides a dustproof and waterproof protective cover for a branch box to solve the problems existing in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] The dustproof and waterproof protective cover of the branch box includes a protective shell, a cover plate and a base plate. The bottom of the protective shell is fixedly connected to the bottom of the base plate. A number of fixing bolts are respectively arranged on the left and right sides of the top of the cover plate. Two installation grooves that penetrate inside and outside are respectively arranged on the left and right sides of the protective shell. Filter components are arranged inside the four installation grooves. The outer wall of the protective shell is close to the four corners of the outer side of the installation groove. The upper and lower installation and disassembly mechanisms are respectively arranged in a mirror-image arrangement and the opposite surfaces penetrate to the left and right ends of the filter component.

[0007] A further improvement of the technical solution of the utility model lies in that: the front and rear ends of the protective shell are respectively provided with connecting grooves that pass through inside and outside, a hinge is provided on one side of the connecting groove, and a door panel is rotatably connected to the other side of the hinge, and threaded holes equal in number to the fixing bolts are respectively provided on the left and right sides of the top of the protective shell in an equidistant array, and the bottom outer wall of the fixing bolt passes through the upper and lower ends of the protective shell and is connected to the internal threads of the threaded holes.

[0008] A further improvement of the technical solution of the utility model is that a groove is provided at the middle side of the top of the bottom plate, and drainage openings penetrating from top to bottom are provided in an equidistant array on the inner wall of the groove.

[0009] A further improvement of the technical solution of the utility model is that sealing strips are arranged on the inner walls of the latter two connecting grooves close to the door panel.

[0010] A further improvement of the technical solution of the utility model is that the filter assembly includes a frame, the inner wall of the frame is fixedly connected with a connecting plate, and a rectangular array is formed at one end of the connecting plate with a plurality of filter holes that pass through from left to right.

[0011] A further improvement of the technical solution of the utility model is that the installation and disassembly mechanism includes a rectangular sleeve and a movable plate, the movable plate is fixedly connected with positioning plates at the left and right ends close to the filter assembly, the movable plate is fixedly connected with a pressure plate close to the outer side of the rectangular sleeve, the middle side of the inner wall of the rectangular sleeve is fixedly connected with a vertical rod, and the bottom of the outer wall of the vertical rod is sleeved with a reset spring.

[0012] A further improvement of the technical solution of the utility model is that one end of the rectangular sleeve is fixedly connected to the outer wall of the protective shell, the outer wall of the vertical rod passes through the upper and lower ends of the movable plate, and the top of the reset spring overlaps the top of the movable plate.

[0013] A further improvement of the technical solution of the utility model is that: a movable groove that is interconnected with the interior of the rectangular sleeve is opened on the side of the installation groove close to the movable plate, and a limiting groove is opened on the side of the installation groove close to the positioning plate. The movable groove and the limiting groove are connected to each other, and the opposite surfaces of the front and rear positioning plates overlap with the front and rear ends of the frame.

[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0015] The utility model provides a dustproof and waterproof protective cover for a branch box, which adopts the cooperation between a protective shell, a cover plate, a base plate, fixing bolts, an installation groove and a filter component. The branch box is installed in the protective shell, and the protective shell and the cover plate are installed and connected by using fixing bolts, so that a certain degree of protection is provided to the branch box. The ventilation and heat dissipation during the use of the base plate are ensured by the filter component, and dust and rain are prevented from damaging the branch box. The problem of the existing branch box being damaged by the external environment during use, thereby reducing its service life, is solved. The beneficial effect of the protective shell, the cover plate and the base plate being used to protect the branch box from dust and water is achieved.

[0016] The utility model provides a dustproof and waterproof protective cover for a branch box, which adopts the cooperation between an installation groove, a filter assembly and a mounting and disassembly mechanism. The inner and outer ends of the filter assembly can be limited and fixed by operating the mounting and disassembly mechanism, which is convenient for installing and disassembling the filter assembly in the installation groove. The utility model solves the problem that it is inconvenient to replace and clean the filter assembly during the use of the branch box, thereby affecting the heat dissipation effect of the branch box, and achieves the beneficial effect of facilitating the replacement of the filter assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the dustproof and waterproof protective cover of the branch box of the utility model;

[0018] Figure 2 This is a schematic diagram of the three-dimensional structure of the protective shell and the bottom plate of the utility model;

[0019] Figure 3 It is a partially enlarged schematic diagram of the three-dimensional structure A of the utility model;

[0020] Figure 4 The three-dimensional structure diagram of the filter assembly of the utility model is shown in FIG.

[0021] Figure 5 It is a three-dimensional structural schematic diagram of the installation and removal mechanism of the utility model.

[0022] In the figure: 1. protective shell; 101. connecting groove; 102. threaded hole; 11. hinge; 12. door panel; 13. sealing strip; 2. cover plate; 3. bottom plate; 301. groove; 302. drain outlet; 4. fixing bolt; 5. installation groove; 501. movable groove; 502. limit groove; 6. filter assembly; 61. frame; 62. connecting plate; 63. filter hole; 7. installation and disassembly mechanism; 71. rectangular sleeve; 72. movable plate; 73. positioning plate; 74. pressure plate; 75. vertical rod; 76. reset spring. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods:

[0024] like Figure 1 As shown, the utility model provides a dustproof and waterproof protective cover for a branch box, including a protective shell 1, a cover plate 2 and a bottom plate 3. The bottom of the protective shell 1 is fixedly connected to the bottom of the bottom plate 3. A plurality of fixing bolts 4 are respectively arranged on the left and right sides of the top of the cover plate 2. Two mounting grooves 5 that penetrate inside and outside are respectively arranged on the left and right sides of the protective shell 1. Filter components 6 are arranged inside the four mounting grooves 5. The outer wall of the protective shell 1 is close to the four corners of the outer side of the mounting groove 5. The upper and lower mounting and disassembly mechanisms 7 are respectively arranged in a mirror image and the opposite surfaces are both penetrated to the left and right ends of the filter component 6.

[0025] A protective shell 1, a cover plate 2, a base plate 3, fixing bolts 4, an installation groove 5, a filter assembly 6 and an installation and disassembly mechanism 7 are provided. The protective shell 1, the cover plate 2 and the base plate 3 are used to protect the exterior of the branch box. While the filter assembly 6 blocks external dust, ventilation and heat dissipation of the base plate 3 during use can be ensured. At the same time, the filter assembly 6 can be disassembled and replaced by operating the installation and disassembly mechanism 7.

[0026] like Figure 2-3 As shown, the utility model provides a technical solution for a dustproof and waterproof protective cover of a branch box: the front and rear ends of the protective shell 1 are respectively provided with connecting grooves 101 that penetrate inside and outside, a hinge 11 is provided on one side of the connecting groove 101, and a door panel 12 is rotatably connected to the other side of the hinge 11. Through the cooperation of the hinge 11 and the door panel 12, the front and rear ends of the protective shell 1 can be opened, so as to facilitate the inspection of the branch box in the protective shell 1. The left and right sides of the top of the protective shell 1 are respectively provided with threaded holes 102 with the same number as the fixing bolts 4 in an equidistant array, and the bottom outer wall of the fixing bolts 4 penetrates The upper and lower ends of the protective shell 1 are connected to the internal threads of the threaded hole 102. The protective shell 1 and the cover plate 2 can be connected by using the fixing bolts 4. A groove 301 is provided on the top middle side of the bottom plate 3. The inner wall of the groove 301 is evenly spaced in an array with drain outlets 302 that pass through from top to bottom. Through the cooperation of the groove 301 and the drain outlet 302, rainwater can be concentrated and discharged from the drain outlet 302. The inner walls of the front and rear connecting grooves 101 close to the door panel 12 are both provided with sealing strips 13. The sealing strips 13 increase the sealing of the connection between the door panel 12 and the connecting groove 101.

[0027] like Figure 4 As shown, the utility model provides a technical solution for a dustproof and waterproof protective cover of a branch box: the filter component 6 includes a frame 61, the inner wall of the frame 61 is fixedly connected with a connecting plate 62, and a rectangular array is provided at one end of the connecting plate 62 with a plurality of filter holes 63 that pass through the left and right, and the external dust can be filtered through the filter holes 63.

[0028] like Figure 5As shown, the utility model provides a technical solution for the dust and waterproof protective cover of the branch box: the installation and removal mechanism 7 includes a rectangular sleeve 71 and a movable plate 72, the movable plate 72 is fixedly connected to the left and right ends of the filter assembly 6 with positioning plates 73, the movable plate 72 is fixedly connected to the outer side of the rectangular sleeve 71 with a pressing plate 74, the inner wall of the rectangular sleeve 71 is fixedly connected to the middle side of the vertical rod 75, and the bottom of the outer wall of the vertical rod 75 is sleeved with a reset spring 76, and the rectangular sleeve 71 is pressed against the reset spring 76 to drive the positioning plate 73 to move up and down, and one end of the rectangular sleeve 71 is fixed to the outer wall of the protective shell 1 The outer wall of the vertical rod 75 passes through the upper and lower ends of the movable plate 72, the top of the reset spring 76 overlaps with the top of the movable plate 72, and a movable groove 501 that is interconnected with the inside of the rectangular sleeve 71 is opened on the side of the mounting groove 5 close to the movable plate 72, and a limiting groove 502 is opened on the side of the mounting groove 5 close to the positioning plate 73. The movable groove 501 and the limiting groove 502 are connected to each other, and the opposite surfaces of the front and rear positioning plates 73 overlap with the front and rear ends of the frame 61. By clamping the front and rear positioning plates 73 at the front and rear ends of the frame 61, the frame 61 is positioned in the mounting groove 5.

[0029] The following is a detailed description of the working principle of the dust and waterproof protective cover of the branch box.

[0030] like Figure 1-5 As shown, when installing and using, first, install the branch box into the protective shell 1, then buckle the cover plate 2 on the top of the protective shell 1, use the fixing bolts 4 to insert and screw along the connecting groove 101 to fix it, so as to protect the branch box, and filter the external dust through the filter hole 63 in the filter assembly 6, while the water is discharged through the drain port 302 set in the groove 301 in the bottom plate 3. When inspecting the branch box, enter the protective shell 1 by opening the door panel 12 on the front or back. After the inspection is completed, close the protective shell 1 in the connecting groove 101 and seal it. The seal 13 can improve the sealing performance of the connection between the door panel 12 and the connecting groove 101 to prevent rainwater leakage. When the filter assembly 6 is disassembled and replaced, the movable plate 72 is pressed into the movable groove 501 through the pressure plate 74, so that the left and right positioning plates 73 are separated from the outer wall of the frame 61 and move into the limiting groove 502, so that the filter assembly 6 is taken out and cleaned, and then the cleaned filter assembly 6 is reinstalled into the installation groove 5, and the elasticity of the reset spring 76 is used to drive the movable plate 72 and the positioning plate 73 to reset and move, so that the left and right positioning plates 73 are clamped on the outer walls of the left and right ends of the frame 61 for fixation.

[0031] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A dustproof and waterproof protective cover for a branch box, comprising a protective shell (1), a cover plate (2) and a bottom plate (3), characterized in that: The bottom of the protective shell (1) is fixedly connected to the bottom of the bottom plate (3), a plurality of fixing bolts (4) are respectively arranged on the left and right sides of the top of the cover plate (2), two mounting grooves (5) are respectively arranged on the left and right sides of the protective shell (1) and are connected inside and outside, and filter components (6) are arranged inside the four mounting grooves (5), and mounting and disassembly mechanisms (7) are respectively arranged on one side of the outer wall of the protective shell (1) close to the four corners outside the mounting grooves (5), and the upper and lower mounting and disassembly mechanisms (7) are arranged in a mirror image and the opposite surfaces both penetrate to the left and right ends of the filter component (6).

2. The dustproof and waterproof protective cover of the branch box according to claim 1, characterized in that: The front and rear ends of the protective shell (1) are respectively provided with connecting grooves (101) that penetrate inside and outside, a hinge (11) is provided on one side of the connecting groove (101), and a door panel (12) is rotatably connected to the other side of the hinge (11), and threaded holes (102) equal in number to the number of fixing bolts (4) are respectively provided on the left and right sides of the top of the protective shell (1), and the bottom outer wall of the fixing bolt (4) penetrates the upper and lower ends of the protective shell (1) and is connected to the internal threads of the threaded holes (102).

3. The dustproof and waterproof protective cover of the branch box according to claim 1, characterized in that: A groove (301) is provided at the middle of the top of the bottom plate (3), and drainage openings (302) that penetrate vertically are provided in an equidistant array on the inner wall of the groove (301).

4. The dustproof and waterproof protective cover of the branch box according to claim 2, characterized in that: The inner walls of the two front and rear connection grooves (101) close to the door panel (12) are both provided with sealing strips (13).

5. The dustproof and waterproof protective cover for the branch box according to claim 1, characterized in that: The filter assembly (6) comprises a frame (61), the inner wall of the frame (61) being fixedly connected to a connecting plate (62), and a plurality of filter holes (63) penetrating from left to right are formed in a rectangular array at one end of the connecting plate (62).

6. The dustproof and waterproof protective cover for the branch box according to claim 1, characterized in that: The installation and removal mechanism (7) comprises a rectangular sleeve (71) and a movable plate (72); the movable plate (72) is fixedly connected to positioning plates (73) at the left and right ends close to the filter assembly (6), the movable plate (72) is fixedly connected to a pressing plate (74) close to the outer side of the rectangular sleeve (71), the middle side of the inner wall of the rectangular sleeve (71) is fixedly connected to a vertical rod (75), and the bottom of the outer wall of the vertical rod (75) is sleeved with a return spring (76).

7. The dustproof and waterproof protective cover for the branch box according to claim 6, characterized in that: One end of the rectangular sleeve (71) is fixedly connected to the outer wall of the protective shell (1), the outer wall of the vertical rod (75) passes through the upper and lower ends of the movable plate (72), and the top of the return spring (76) overlaps the top of the movable plate (72).

8. The dustproof and waterproof protective cover for the branch box according to claim 6, characterized in that: A movable groove (501) is provided on one side of the installation groove (5) close to the movable plate (72) and is interpenetrating with the interior of the rectangular sleeve (71); a limiting groove (502) is provided on one side of the installation groove (5) close to the positioning plate (73); the movable groove (501) and the limiting groove (502) are interconnected; and opposite surfaces of the front and rear positioning plates (73) overlap the front and rear ends of the frame (61).

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