Combined box body of electrical distribution box and combination method

Abstract

The invention discloses a combined box body of an electrical distribution box and a combination method, and belongs to the technical field of electrical distribution boxes, the combined box body comprises a base, a first box body and a second box body are symmetrically installed at the upper end of the base in a sliding mode, and communicating pipelines are installed on the side walls of the opposite sides of the first box body and the second box body; two fixing cylinders are symmetrically connected to the side wall of the side, close to the second box body, of the first box body, sliding holes are formed in the side walls of one sides of the fixing cylinders, pistons are slidably connected into the fixing cylinders, supporting rods are connected to the upper ends of the pistons, and the upper ends of the supporting rods penetrate through the sliding holes. The defects in the prior art are overcome, the first box body and the second box body can be assembled through mutual cooperation of the base, the first box body, the second box body, the fixing cylinder, the sliding hole, the piston, the sliding plate, the limiting rod, the clamping rod and other structures, operation is easy and convenient, bolts and nuts are not needed for fixed installation, the manual labor force is reduced, and the working efficiency is improved. And the time is saved, so that the working efficiency is improved.

Description

Technical Field

[0001] The invention relates to the field of electrical distribution boxes, and in particular to a combined box body and an assembly method of an electrical distribution box. Background Art

[0002] The distribution box is a low-voltage power distribution device that assembles switchgear, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-enclosed metal cabinet or on a screen according to the requirements of electrical wiring. The distribution box has the characteristics of small size, easy installation, special technical performance, fixed position, unique configuration function, no site restrictions, common application, stable and reliable operation, high space utilization, small footprint and environmental protection. It can reasonably distribute electrical energy, facilitate the opening and closing operation of the circuit, has a high level of safety protection, and can intuitively display the conduction status of the circuit. The modular electrical distribution box is a distribution box composed of multiple independent functional units or modules.

[0003] At present, the existing combined electrical distribution boxes usually need to use bolts, nuts and other connectors during assembly, and the installation process is relatively cumbersome. In addition, due to the large number of parts, high precision and patience are required during assembly. Otherwise, installation errors are likely to occur, which is time-consuming and labor-intensive, reduces work efficiency, and has poor applicability. Summary of the invention

[0004] In view of the deficiencies of the prior art, the present invention provides a combined box body of an electrical distribution box and an assembly method, which overcome the deficiencies of the prior art.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a combined box body of an electrical distribution box, comprising a base, a first box body and a second box body are symmetrically and slidably mounted on the upper end of the base, a connecting pipe is mounted on the side walls of the first box body and the second box body facing each other, two fixed cylinders are symmetrically connected to the side wall of the first box body close to the second box body, a sliding hole is provided on the side wall of one side of the fixed cylinder, a piston is slidably connected to the fixed cylinder, the upper end of the piston is connected to a support rod, the upper end of the support rod is arranged through the sliding hole, and the A sliding plate is symmetrically and slidably connected to the side wall of the first box body close to the second box body, the upper end of the support rod is in contact with the corresponding sliding plate, the lower end of the sliding plate is connected to a limiting rod, a first limiting hole is provided on the side wall of the sliding plate, two clamping rods are symmetrically connected to the side wall of the second box body close to the first box body, and the clamping rods correspond to the positions of the corresponding fixed cylinders, a second limiting hole is provided on the rod wall of the clamping rod, and the second limiting hole matches the limiting rod, and a blocking component for limiting the sliding of the first box body and the second box body is installed on the base.

[0006] By adopting the above technical solution, when in use, the first box body and the second box body are pushed, and when the clamping rod enters the fixed cylinder, the clamping rod continues to move and will move through the piston, and the movement of the piston will drive the support rod to move, and the support rod will slide on the lower surface of the sliding plate. When the support rod moves to the position of the first limiting hole, the sliding plate will move downward under the action of gravity, and the movement of the sliding plate will drive the limiting rod to move downward. When the second limiting hole on the clamping rod moves to the position below the limiting rod, the limiting rod will pass through the second limiting hole. At this time, the clamping rod will be fixed, and the first box body and the second box body are assembled. The above structure can be used to assemble the first box body and the second box body, and the operation is simple and convenient, and no bolts and nuts are required for fixed installation, which reduces manual labor, saves time, and thus improves work efficiency.

[0007] As a preferred technical solution of the present invention, the blocking assembly includes two blocking plates symmetrically rotatably connected to the upper end of the base, one end of the blocking plate is connected to a fixing sleeve, and two threaded sleeves are symmetrically connected to the side wall of one side of the base, and a threaded rod is connected to the inner thread of the threaded sleeve, and the position of the threaded rod corresponds to that of the fixing sleeve, and the threaded rod matches the fixing sleeve.

[0008] By adopting the above technical solution, when the first box body and the second box body are assembled, the first box body and the second box body are pushed again to move the first box body and the second box body to the middle of the two blocking plates, and then the blocking plates are rotated to make the two blocking plates respectively contact the surfaces of the first box body and the second box body, and then the threaded rod is rotated, and the threaded rod will be moved upward by the thread on the threaded sleeve. When the threaded rod passes through the fixed sleeve, the blocking plate will be fixed. At this time, the first box body and the second box body will be fixed on the base. The above structure can be used to fix the first box body and the second box body on the base to prevent the first box body and the second box body from sliding, thereby improving the stability after assembly.

[0009] As a preferred technical solution of the present invention, two sliding grooves are symmetrically provided on the side wall of one side of the first box body, a sliding block is slidably connected in the sliding groove, and one end of the sliding block is connected to the corresponding sliding plate.

[0010] By adopting the above technical solution, the sliding plate is limited so that the sliding plate can move in the vertical direction.

[0011] As a preferred technical solution of the present invention, a sliding rod is fixedly connected to the inner groove wall of the sliding groove, the sliding rod passes through the sliding block, and the sliding block is slidably connected to the sliding rod.

[0012] By adopting the above technical solution, the sliding block is prevented from being separated from the sliding groove.

[0013] As a preferred technical solution of the present invention, a rolling groove is opened at one end of the sliding block, a rolling ball is arranged in the rolling groove, the ball passes through the notch of the rolling groove, and the ball is rollingly connected to the bottom of the sliding groove.

[0014] By adopting the above technical solution, the friction between the slider and the slide groove is reduced.

[0015] As a preferred technical solution of the present invention, two slide rails are symmetrically installed on the upper end of the base, and two pulleys are symmetrically installed on the bottom ends of the first box and the second box. The pulleys are arranged in the slide rails, and the slide rails match the pulleys.

[0016] By adopting the above technical solution, the first box body and the second box body can be easily moved on the base.

[0017] As a preferred technical solution of the present invention, inclined plates are installed at both ends of the base.

[0018] By adopting the above technical solution, it is convenient to remove the first box body and the second box body from the base.

[0019] As a preferred technical solution of the present invention, a spring is connected to the bottom of the inner tube of the fixed cylinder, and the other end of the spring is connected to the piston.

[0020] By adopting the above technical solution, the piston is prevented from being separated from the fixing cylinder.

[0021] As a preferred technical solution of the present invention, a pull ring is connected to the upper end of the sliding plate.

[0022] By adopting the above technical solution, it is convenient to apply force to the sliding plate.

[0023] A combined box body and a combined method for an electrical distribution box, the method adopting the combined box body and the combined method for an electrical distribution box described in any one of the above, comprising the following steps: S1: When in use, the first box body and the second box body are pushed, and the first box body and the second box body will slide on the slide rail through the pulley. When the clamping rod enters the fixed cylinder, the clamping rod continues to move and will move through the piston. The movement of the piston will drive the support rod to move, and the support rod will slide on the lower surface of the sliding plate. When the support rod moves to the position of the first limiting hole, the sliding plate will move downward under the action of gravity, and the movement of the sliding plate will drive the limiting rod to move downward. When the second limiting hole on the clamping rod moves to the lower position of the limiting rod, the limiting rod will pass through the second limiting hole. At this time, the clamping rod will be fixed, and the first box body and the second box body are assembled. The above structure can be used to assemble the first box body and the second box body, and the operation is simple and convenient. No bolts and nuts are required for fixed installation, which reduces manual labor and saves time, thereby improving work efficiency. S2: When the first box body and the second box body are assembled, push the first box body and the second box body again to move the first box body and the second box body to the middle of the two blocking plates, and then rotate the blocking plates to make the two blocking plates respectively contact the surfaces of the first box body and the second box body, and then rotate the threaded rod. The threaded rod will move upward under the action of the threads on the threaded sleeve. When the threaded rod passes through the fixing sleeve, the blocking plates will be fixed. At this time, the first box body and the second box body will be fixed on the base. The above structure can be used to fix the first box body and the second box body on the base to prevent the first box body and the second box body from sliding, thereby improving the stability after assembly.

[0024] Compared with the prior art, the present invention has the following beneficial effects: When the first and second boxes are assembled, the first and second boxes are pushed. When the clamping rod enters the fixed tube, the clamping rod continues to move and moves through the piston. The movement of the piston drives the support rod to move. The support rod slides on the lower surface of the sliding plate. When the support rod moves to the position of the first limit hole, the sliding plate moves downward under the action of gravity. The movement of the sliding plate drives the limit rod to move downward. When the second limit hole on the clamping rod moves to the position below the limit rod, the limit rod passes through the second limit hole. At this time, the clamping rod is fixed, and the first box and the second box are assembled. The above structure can be used to assemble the first box and the second box. In addition, the operation is simple and convenient. No bolts and nuts are required for fixing and installing. This reduces labor and saves time, thereby improving work efficiency.

[0025] (2) The present invention provides a blocking plate, a fixing sleeve, a threaded sleeve and a threaded rod. When the first box and the second box are assembled, the first box and the second box are pushed again to move the first box and the second box to the middle of the two blocking plates. The blocking plates are then rotated to make the two blocking plates respectively contact the surfaces of the first box and the second box. The threaded rod is then rotated. The threaded rod is moved upward by the thread on the threaded sleeve. When the threaded rod passes through the fixing sleeve, the blocking plate is fixed. At this time, the first box and the second box are fixed on the base. The above structure can fix the first box and the second box on the base to prevent the first box and the second box from sliding, thereby improving the stability after assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a left-side structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of the internal structure of the fixed cylinder in the present invention; Figure 4 It is a schematic diagram of the top view structure of the base in the present invention; Figure 5 for Figure 1 Enlarged view of part A.

[0027] Description of reference numerals: 1. Base; 2. First box body; 3. Second box body; 4. Connecting pipe; 5. Fixed cylinder; 6. Sliding hole; 7. Piston; 8. Support rod; 9. Sliding plate; 10. Limit rod; 11. First limiting hole; 12. Clamp rod; 13. Second limiting hole; 14. Blocking plate; 15. Fixed sleeve; 16. Threaded sleeve; 17. Threaded rod; 18. Sliding block; 19. Sliding rod; 20. Ball; 21. Slide rail; 22. Pulley; 23. Inclined plate; 24. Spring; 25. Pull ring. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] See also Figure 1-4A combined box body of an electrical distribution box and an assembly method include a base 1, a first box body 2 and a second box body 3 are symmetrically slidably installed on the upper end of the base 1, two slide rails 21 are symmetrically installed on the upper end of the base 1, and two pulleys 22 are symmetrically installed on the bottom ends of the first box body 2 and the second box body 3. The pulleys 22 are arranged in the slide rails 21, and the slide rails 21 match the pulleys 22 to facilitate the movement of the first box body 2 and the second box body 3 on the base 1. Inclined plates 23 are installed at both ends of the base 1 to facilitate the removal of the first box body 2 and the second box body 3 from the base 1, and connecting pipes 4 are installed on the side walls of the first box body 2 and the second box body 3 facing each other.

[0030] Two fixed cylinders 5 are symmetrically connected to the side wall of the first box body 2 close to the second box body 3, a sliding hole 6 is opened on the side wall of one side of the fixed cylinder 5, a piston 7 is slidably connected in the fixed cylinder 5, a spring 24 is connected to the bottom of the inner tube of the fixed cylinder 5, the other end of the spring 24 is connected to the piston 7 to prevent the piston 7 from escaping from the fixed cylinder 5, a support rod 8 is connected to the upper end of the piston 7, and the upper end of the support rod 8 is arranged through the sliding hole 6, and a sliding plate 9 is symmetrically slidably connected to the side wall of the first box body 2 close to the second box body 3, the upper end of the support rod 8 is in contact with the corresponding sliding plate 9, and a pull ring 25 is connected to the upper end of the sliding plate 9 to facilitate the application of force to the sliding plate 9.

[0031] For details, see Figure 1-3 and Figure 5 Two slide grooves are symmetrically provided on the side wall of one side of the first box body 2, and a slider 18 is slidably connected in the slide groove. One end of the slider 18 is connected to the corresponding sliding plate 9 to limit the sliding plate 9 so that the sliding plate 9 can move in the vertical direction. A slide rod 19 is fixedly connected to the groove wall of the slide groove. The slide rod 19 passes through the slider 18, and the slider 18 is slidably connected to the slide rod 19 to prevent the slider 18 from escaping from the slide groove. A rolling groove is provided at one end of the slider 18, and a rolling ball 20 is provided in the rolling groove. The ball 20 passes through the notch of the rolling groove, and the ball 20 is rollingly connected to the bottom of the slide groove to reduce the friction between the slider 18 and the slide groove.

[0032] A limiting rod 10 is connected to the lower end of the sliding plate 9, and a first limiting hole 11 is provided on the side wall of the sliding plate 9. Two clamping rods 12 are symmetrically connected to the side wall of the second box body 3 close to the first box body 2, and the clamping rods 12 correspond to the positions of the corresponding fixed tubes 5. A second limiting hole 13 is provided on the rod wall of the clamping rod 12, and the second limiting hole 13 matches the limiting rod 10. A blocking component for limiting the sliding of the first box body 2 and the second box body 3 is installed on the base 1.

[0033] For details, see Figure 1-2 and Figure 4The blocking assembly includes two blocking plates 14 symmetrically rotatably connected to the upper end of the base 1, one end of the blocking plate 14 is connected to a fixing sleeve 15, and two threaded sleeves 16 are symmetrically connected to the side wall of one side of the base 1. The threaded sleeves 16 are internally threaded with threaded rods 17, and the positions of the threaded rods 17 and the fixing sleeves 15 correspond to each other, and the threaded rods 17 and the fixing sleeves 15 match each other. When the first box body 2 and the second box body 3 are assembled, the first box body 2 and the second box body 3 are pushed again to move the first box body 2 and the second box body 3 to the middle of the two blocking plates 14. Then rotate the blocking plate 14 to make the two blocking plates 14 respectively contact the surfaces of the first box body 2 and the second box body 3, and then rotate the threaded rod 17, the threaded rod 17 will be moved upward by the thread on the threaded sleeve 16, and when the threaded rod 17 passes through the fixing sleeve 15, the blocking plate 14 will be fixed. At this time, the first box body 2 and the second box body 3 will be fixed on the base 1, and the first box body 2 and the second box body 3 can be fixed on the base 1 through the upper structure to prevent the first box body 2 and the second box body 3 from sliding, thereby improving the stability after assembly.

[0034] Working principle: when in use, push the first box body 2 and the second box body 3, the first box body 2 and the second box body 3 will slide on the slide rail 21 through the pulley 22, and when the clamping rod 12 enters the fixed cylinder 5, the clamping rod 12 continues to move and will move through the piston 7, and the movement of the piston 7 will drive the support rod 8 to move, and the support rod 8 will slide on the lower surface of the sliding plate 9, and when the support rod 8 moves to the position of the first limiting hole 11, the sliding plate 9 will move downward under the force of gravity, and the movement of the sliding plate 9 will drive the limiting rod 10 to move downward, and when the second limiting hole 13 on the clamping rod 12 moves to the lower position of the limiting rod 10, the limiting rod 10 will pass through the second limiting hole 13, at this time, the clamping rod 12 will be fixed, and the first box body 2 and the second box body 3 are assembled; When the first box body 2 and the second box body 3 are assembled, the first box body 2 and the second box body 3 are pushed again to move the first box body 2 and the second box body 3 to the middle of the two blocking plates 14, and then the blocking plates 14 are rotated to make the two blocking plates 14 respectively contact the surfaces of the first box body 2 and the second box body 3, and then the threaded rod 17 is rotated, and the threaded rod 17 will be moved upward by the thread on the threaded sleeve 16. When the threaded rod 17 passes through the fixing sleeve 15, the blocking plates 14 will be fixed. At this time, the first box body 2 and the second box body 3 will be fixed on the base 1. The first box body 2 and the second box body 3 can be fixed on the base 1 through the upper structure to prevent the first box body 2 and the second box body 3 from sliding, thereby improving the stability after assembly.

[0035] Finally, it should be noted that in the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They 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. Therefore, they cannot be understood as limitations on the present invention.

[0036] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A modular box body of an electrical distribution box, comprising a base (1), characterized in that: The upper end of the base (1) is symmetrically and slidably mounted with a first box body (2) and a second box body (3), and a connecting pipe (4) is mounted on the side walls of the first box body (2) and the second box body (3) facing each other. Two fixed cylinders (5) are symmetrically connected to the side wall of the first box body (2) close to the second box body (3). A sliding hole (6) is provided on the side wall of one side of the fixed cylinder (5). A piston (7) is slidably connected to the inside of the fixed cylinder (5). The upper end of the piston (7) is connected to a support rod (8), and the upper end of the support rod (8) is arranged to pass through the sliding hole (6). The side wall of the first box body (2) close to the second box body (3) is symmetrically and slidably connected to the sliding rod (8). The movable plate (9) is provided with a support rod (8) having an upper end in contact with a corresponding sliding plate (9), a limit rod (10) being connected to a lower end of the sliding plate (9), a first limit hole (11) being provided on a side wall of the sliding plate (9), two clamping rods (12) being symmetrically connected on a side wall of the second box body (3) close to a side of the first box body (2), and the clamping rods (12) are located corresponding to positions of the corresponding fixed cylinders (5), a second limit hole (13) being provided on a rod wall of the clamping rod (12), and the second limit hole (13) being matched with the limit rod (10), and a blocking component for limiting the sliding of the first box body (2) and the second box body (3) being installed on the base (1).

2. The combined box body of an electrical distribution box according to claim 1, characterized in that: The blocking assembly comprises two blocking plates (14) symmetrically rotatably connected to the upper end of the base (1); one end of the blocking plate (14) is connected to a fixing sleeve (15); two threaded sleeves (16) are symmetrically connected to a side wall of one side of the base (1); a threaded rod (17) is connected to the inner thread of the threaded sleeve (16); the threaded rod (17) corresponds to the position of the fixing sleeve (15), and the threaded rod (17) matches the fixing sleeve (15).

3. The combined box body of an electrical distribution box according to claim 1, characterized in that: Two sliding grooves are symmetrically provided on a side wall of one side of the first box body (2), a sliding block (18) is slidably connected in the sliding groove, and one end of the sliding block (18) is connected to a corresponding sliding plate (9).

4. The combined box body of an electrical distribution box according to claim 3, characterized in that: A sliding rod (19) is fixedly connected to the inner groove wall of the sliding groove, the sliding rod (19) passes through the sliding block (18), and the sliding block (18) is slidably connected to the sliding rod (19).

5. The combined box body of an electrical distribution box according to claim 4, characterized in that: A rolling groove is formed at one end of the sliding block (18), a rolling ball (20) is arranged in the rolling groove, the ball (20) passes through the notch of the rolling groove, and the ball (20) is rollingly connected to the bottom of the sliding groove.

6. The combined box body of an electrical distribution box according to claim 1, characterized in that: Two slide rails (21) are symmetrically mounted on the upper end of the base (1), and two pulleys (22) are symmetrically mounted on the lower ends of the first box body (2) and the second box body (3), wherein the pulleys (22) are arranged in the slide rails (21), and the slide rails (21) match the pulleys (22).

7. The combined box body of an electrical distribution box according to claim 1, characterized in that: Inclined plates (23) are installed at both ends of the base (1).

8. The combined box body of an electrical distribution box according to claim 1, characterized in that: The bottom of the inner tube of the fixed cylinder (5) is connected to a spring (24), and the other end of the spring (24) is connected to the piston (7).

9. The combined box body of an electrical distribution box according to claim 1, characterized in that: The upper end of the sliding plate (9) is connected to a pull ring (25).

10. A method for assembling a modular box body of an electrical distribution box according to any one of claims 1 to 9, characterized in that: The following steps are involved: S1: When in use, the first box body (2) and the second box body (3) are pushed, and the first box body (2) and the second box body (3) slide on the slide rail (21) through the pulley (22). When the clamping rod (12) enters the fixed cylinder (5), the clamping rod (12) continues to move and moves through the piston (7). The movement of the piston (7) drives the support rod (8) to move, and the support rod (8) slides on the lower surface of the sliding plate (9). When the support rod (8) moves to the position of the first limit hole (11), the sliding plate (9) moves downward under the action of gravity. When the second limiting hole (13) on the clamping rod (12) moves to a position below the limiting rod (10), the limiting rod (10) passes through the second limiting hole (13). At this time, the clamping rod (12) is fixed, and the first box body (2) and the second box body (3) are assembled. The above structure can be used to assemble the first box body (2) and the second box body (2). The operation is simple and convenient. No bolts and nuts are required for fixing and installing. This reduces labor and saves time, thereby improving work efficiency. S2: After the first box body (2) and the second box body (3) are assembled, the first box body (2) and the second box body (3) are pushed again to move the first box body (2) and the second box body (3) to the middle of the two blocking plates (14), and then the blocking plates (14) are rotated to make the two blocking plates (14) respectively contact the surfaces of the first box body (2) and the second box body (3), and then the threaded rod (17) is rotated. The threaded rod (17) is moved upward by the thread on the threaded sleeve (16). When the threaded rod (17) passes through the fixing sleeve (15), the blocking plate (14) is fixed. At this time, the first box body (2) and the second box body (3) are fixed on the base (1). The above structure can fix the first box body (2) and the second box body (3) on the base (1), prevent the first box body (2) and the second box body (3) from sliding, and improve the stability after assembly.

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