Plug-in type cable bridge

Abstract

The utility model discloses a plug-in type cable bridge, which relates to the technical field of cable bridges and comprises a left frame unit, a right frame unit, an elastic clamping unit and an adjusting and fixing unit arranged at the bottoms of the left frame unit and the right frame unit. The elastic clamping unit comprises a movable clamping column movably arranged in the top end of the left frame unit and a limiting plate arranged on the outer surface of the movable clamping column in a sleeving mode and used for limiting, and the adjusting and fixing unit comprises a base frame arranged at the bottom of the left frame unit and the bottom of the right frame unit and two positioning clamping columns movably arranged at the top of the base frame and used for positioning, clamping and fixing. According to the plug-in type cable bridge, through the arrangement of the elastic clamping unit and the adjusting and fixing unit, the structure is simple and easy to operate, a worker can conveniently assemble and disassemble the left frame body and the right frame body, installation is stable and firm, disassembly and assembly are convenient and fast, manpower and time are reduced, and through the clamping mode of a bottom supporting mode, the cable bridge is convenient to assemble and disassemble. The stability after the left frame body and the right frame body are connected is improved, and good practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable bridges, in particular to a plug-in type cable bridge. Background Art

[0002] Cable trays are widely used in the petroleum, chemical, electric power, light industry, telecommunications and other industries. They are mainly used for the laying of high-altitude power cables, control cables, lighting lines, and telecommunications cables. The existing trough-type cable tray can be used for fully enclosed cable laying. It is most suitable for laying computer cables, communication cables, thermocouple cables and other control cables of highly sensitive systems. It has a good effect on the shielding interference of control cables and the protection of cables in heavy corrosion environments.

[0003] Publication (announcement) number: CN216489581U, discloses a plug-in cable tray, which is provided with various components such as a first screw rod, a sliding bar, a U-shaped support plate and an inserting bar, and can insert the inserting bar into the first slot, that is, realize the connection of the inserting bar to the connection between the first bridge and the second bridge. By providing various components such as a second screw rod, a sliding bar, a rotating plate and a hook groove, it is possible to realize the buckling of the top of the first bridge and the top of the second bridge, thereby further increasing the firmness of the connection between the top of the first bridge and the second bridge.

[0004] In the above patent, although the cable tray can be installed by plug-in, its structure is complicated and difficult to operate, and it requires a lot of manpower and time. It is inconvenient to disassemble and assemble the cable tray. Therefore, it is necessary to provide a plug-in cable tray. Utility Model Content

[0005] The main purpose of the utility model is to provide a plug-in cable tray, which can effectively solve the problems in the background technology of complex structure, difficult operation, large amount of manpower and time consumption, and inconvenient assembly and disassembly of the cable tray.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a plug-in cable tray, comprising a left frame unit, and a right frame unit installed at one end of the left frame unit, and also comprising a spring card unit arranged at the top of the left frame unit and an adjustment and fixing unit arranged at the bottom of the left frame unit and the right frame unit;

[0007] The ejection card unit includes an active clamping column movably arranged inside the top end of the left frame unit, and a limiting plate for limiting the position and sleeved on the outer surface of the active clamping column;

[0008] The adjusting and fixing unit comprises a base frame arranged at the bottom of the left frame unit and the right frame unit, and two positioning clamping columns movably arranged at the top of the base frame for positioning and fixing.

[0009] Preferably, the left frame unit includes a left frame body, two rectangular positioning grooves opened at one end of the left frame body, a spring groove opened at the top of the front and rear end surfaces of the left frame body, and a first positioning slot opened at the bottom of one end of the left frame body.

[0010] Preferably, the right frame unit includes a right frame body arranged at one end of the left frame body, two rectangular positioning blocks fixedly connected to one end of the right frame body, a positioning card hole opened at the top of the rectangular positioning block, and a second positioning card slot opened at the bottom of one end of the right frame body.

[0011] Preferably, the ejection unit also includes a pull earring fixedly connected to the top of the movable clamping column, a connecting seat fixedly connected to the top of both ends of the limiting plate and the top wall of the spring groove, and a reset spring fixedly connected between the two connecting seats.

[0012] Preferably, the adjustment unit also includes a slide groove opened on the top of the base frame, a bidirectional screw rod movably arranged inside the slide groove, two threaded blocks threadedly connected to the outer surface of the bidirectional screw rod and symmetrically arranged, and a rectangular block sleeved on the outer surface of the positioning column.

[0013] Preferably, the outer diameter of the movable clamping column is matched with the inner diameter of the positioning clamping hole, the outer dimension of the rectangular positioning block is matched with the inner dimension of the rectangular positioning groove, and the cross-sectional length of the limit plate is equal to the inner width of the spring groove.

[0014] Preferably, there are two positioning posts, the bottom ends of the two positioning posts are fixedly connected to the tops of the two threaded blocks respectively, and the two positioning posts are symmetrically distributed around the axial center of the bidirectional screw, and the connection structure between the positioning post and the rectangular block matches the first positioning slot and the second positioning slot.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] In the utility model, the movable clamping column is pulled out by pulling the earring, so that the reset spring is compressed inside the spring groove, and then the two rectangular positioning blocks at one end of the right frame are positioned and inserted into the two rectangular positioning grooves at one end of the left frame, and then the restraint of the pulling earring is released. After the reset spring loses the effect of pulling force, it elastically recovers and descends inside the spring groove through the limit plate, thereby driving the movable clamping column to descend into the interior of the positioning clamping hole opened on the top of the rectangular positioning block, thereby forming a plug-in elastic clamping for the left frame and the right frame. The structure is simple and easy to operate, which is convenient for workers to install and disassemble the left frame and the right frame. The installation is stable and firm, and the disassembly and assembly are convenient and quick, which reduces manpower and time.

[0017] 2. In the utility model, the base frame is placed at the bottom of the connection between the left frame and the right frame, wherein the two positioning posts are respectively located inside the first positioning slot and the second positioning slot of the left frame and the right frame, and then the bidirectional screw rod is rotated, and the bidirectional screw rod rotates inside the slide slot to drive the two threaded blocks to move on their outer surfaces and move away from each other, and the two threaded blocks moving away from each other respectively drive the two positioning posts to move to both sides, so that the two positioning posts enter the first positioning slot and the second positioning slot respectively under the action of matching limit of the rectangular blocks, so that the base frame is clamped and connected with the left frame and the right frame. This structural method is convenient for manual operation and for quick clamping among the three. The clamping method in the form of bottom support improves the stability of the left frame after being connected to the right frame, and has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0019] Figure 2 It is a schematic diagram of a partial three-dimensional explosion structure of the utility model;

[0020] Figure 3 It is a schematic diagram of a partial internal cross-section structure of the utility model;

[0021] Figure 4 It is a schematic diagram of the three-dimensional structure of the solid adjustment unit of the utility model;

[0022] Figure 5 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0023] In the figure:

[0024] 100, left frame unit; 101, left frame body; 102, rectangular positioning groove; 103, spring groove; 104, first positioning slot;

[0025] 200, right frame unit; 201, right frame body; 202, rectangular positioning block; 203, positioning card hole; 204, second positioning card slot;

[0026] 300, card ejection unit; 301, movable card post; 302, pull earring; 303, limit plate; 304, connecting seat; 305, return spring;

[0027] 400, adjustment unit; 401, base frame; 402, slide groove; 403, bidirectional screw rod; 404, threaded block; 405, positioning column; 406, rectangular block. DETAILED DESCRIPTION Example

[0028] Please refer to Figure 1 — Figure 5 As shown, the utility model is a plug-in cable tray, comprising a left frame unit 100, and a right frame unit 200 installed at one end of the left frame unit 100, and further comprising a spring card unit 300 arranged at the top of the left frame unit 100 and an adjustment unit 400 arranged at the bottom of the left frame unit 100 and the right frame unit 200;

[0029] The fixing unit 400 includes a base frame 401 disposed at the bottom of the left frame unit 100 and the right frame unit 200 , and two positioning posts 405 movably disposed at the top of the base frame 401 for positioning and fixing.

[0030] like Figure 1 , Figure 2 , Figure 3 and Figure 5 As shown, the left frame unit 100 includes a left frame body 101, two rectangular positioning grooves 102 opened at one end of the left frame body 101, a spring groove 103 opened at the top of the front and rear end surfaces of the left frame body 101, and a first positioning card groove 104 opened at the bottom of one end of the left frame body 101. The rectangular positioning grooves 102 opened in the left frame body 101 facilitate the insertion of the rectangular positioning block 202 of the right frame body 201, and the spring grooves 103 are set to elastically fix it, and the first positioning card grooves 104 are convenient for adjustment and fixing.

[0031] like Figure 1 , Figure 2 , Figure 3 and Figure 5 As shown, the right frame unit 200 includes a right frame 201 arranged at one end of the left frame 101, two rectangular positioning blocks 202 fixedly connected to one end of the right frame 201, a positioning card hole 203 opened at the top of the rectangular positioning block 202, and a second positioning card slot 204 opened at the bottom of one end of the right frame 201. The right frame 201 is elastically fixed by plug-in through the positioning card hole 203 opened at the top of the rectangular positioning block 202, and the second positioning card slot 204 is also convenient for adjustment and fixing.

[0032] like Figure 1 , Figure 3 and Figure 5As shown, the ejection card unit 300 includes an active clamping column 301 movably arranged inside the top end of the left frame unit 100, and a limit plate 303 for limiting the position and sleeved on the outer surface of the active clamping column 301. The ejection card unit 300 also includes an earring 302 fixedly connected to the top end of the active clamping column 301, a connecting seat 304 fixedly connected to the top of both ends of the limit plate 303 and the top wall of the spring groove 103, and a reset spring 305 fixedly connected between the two connecting seats 304. The outer diameter of the active clamping column 301 is compatible with the inner diameter of the positioning clamping hole 203, the outer size of the rectangular positioning block 202 is compatible with the inner size of the rectangular positioning groove 102, and the cross-sectional length of the limit plate 303 is equal to the inner width of the spring groove 103.

[0033] Working principle: first, pull out the movable clamping column 301 by pulling the earring 302 to compress the reset spring 305 inside the spring groove 103, and then position the two rectangular positioning blocks 202 at one end of the right frame 201 and insert them into the two rectangular positioning grooves 102 at one end of the left frame 101, and then release the restraint on the pulling earring 302. After the reset spring 305 loses the effect of tension, it elastically recovers and descends inside the spring groove 103 through the limit plate 303, thereby driving the movable clamping column 301 to descend into the interior of the positioning clamping hole 203 opened at the top of the rectangular positioning block 202, thereby forming a plug-in elastic clamping for the left frame 101 and the right frame 201. The structure is simple and easy to operate, which is convenient for workers to install and disassemble the left frame 101 and the right frame 201. The installation is stable and firm, and the disassembly and assembly are convenient and quick, reducing manpower and time. Example

[0034] Please refer to Figure 1 — Figure 5 As shown, the utility model is a plug-in cable tray, comprising a left frame unit 100, and a right frame unit 200 installed at one end of the left frame unit 100, and further comprising a spring card unit 300 arranged at the top of the left frame unit 100 and an adjustment unit 400 arranged at the bottom of the left frame unit 100 and the right frame unit 200;

[0035] The ejection unit 300 includes an active clamping column 301 movably arranged inside the top end of the left frame unit 100 , and a limiting plate 303 sleeved on the outer surface of the active clamping column 301 for limiting position.

[0036] like Figure 1 , Figure 2 , Figure 3 and Figure 5As shown, the left frame unit 100 includes a left frame body 101, two rectangular positioning grooves 102 opened at one end of the left frame body 101, a spring groove 103 opened at the top of the front and rear end surfaces of the left frame body 101, and a first positioning card groove 104 opened at the bottom of one end of the left frame body 101. The rectangular positioning grooves 102 opened in the left frame body 101 facilitate the insertion of the rectangular positioning block 202 of the right frame body 201, and the spring grooves 103 are set to elastically fix it, and the first positioning card grooves 104 are convenient for adjustment and fixing.

[0037] like Figure 1 , Figure 2 , Figure 3 and Figure 5 As shown, the right frame unit 200 includes a right frame 201 arranged at one end of the left frame 101, two rectangular positioning blocks 202 fixedly connected to one end of the right frame 201, a positioning card hole 203 opened at the top of the rectangular positioning block 202, and a second positioning card slot 204 opened at the bottom of one end of the right frame 201. The right frame 201 is elastically fixed by plug-in through the positioning card hole 203 opened at the top of the rectangular positioning block 202, and the second positioning card slot 204 is also convenient for adjustment and fixing.

[0038] like Figure 1 and Figure 4 As shown, the fixing unit 400 includes a base frame 401 arranged at the bottom of the left frame unit 100 and the right frame unit 200, and two positioning posts 405 for positioning and fixing movably arranged at the top of the base frame 401. The fixing unit 400 also includes a slide groove 402 opened at the top of the base frame 401, a bidirectional screw rod 403 movably passed through the slide groove 402, two threaded blocks 404 threadedly connected to the outer surface of the bidirectional screw rod 403 and symmetrically arranged, and a rectangular block 406 sleeved on the outer surface of the positioning post 405. There are two positioning posts 405, and the bottom ends of the two positioning posts 405 are fixedly connected to the tops of the two threaded blocks 404 respectively, and the two positioning posts 405 are symmetrically distributed around the axial center of the bidirectional screw rod 403. The connection structure between the positioning post 405 and the rectangular block 406 matches the first positioning slot 104 and the second positioning slot 204.

[0039] Working principle: by placing the base frame 401 at the bottom of the connection between the left frame 101 and the right frame 201, the two positioning posts 405 are respectively located in the first positioning slot 104 and the second positioning slot 204 of the left frame 101 and the right frame 201, and then the bidirectional screw rod 403 is rotated, and the bidirectional screw rod 403 rotates inside the slide groove 402 to drive the two threaded blocks 404 to move on its outer surface and move away from each other, and the two threaded blocks 404 that are away from each other respectively drive the two positioning posts 405 to move to both sides, so that the two positioning posts 405 enter the first positioning slot 104 and the second positioning slot 204 respectively under the action of the matching limit of the rectangular block 406, so that the base frame 401 is fixedly connected with the left frame 101 and the right frame 201. This structural method is convenient for manual operation and quick connection between the three. The connection method in the form of bottom support improves the stability of the left frame 101 and the right frame 201 after connection, and has good practicality.

Claims

1. A plug-in cable tray, comprising a left rack unit (100), and a right rack unit (200) installed at one end of the left rack unit (100), characterized in that: It also includes a snap-in unit (300) arranged at the top of the left frame unit (100) and an adjustment and fixing unit (400) arranged at the bottom of the left frame unit (100) and the right frame unit (200); The ejection unit (300) comprises a movable clamping column (301) movably arranged inside the top end of the left frame unit (100), and a limiting plate (303) sleeved on the outer surface of the movable clamping column (301) for limiting position; The adjusting and fixing unit (400) comprises a base frame (401) arranged at the bottom of the left frame unit (100) and the right frame unit (200), and two positioning clamping columns (405) movably arranged at the top of the base frame (401) for positioning and fixing.

2. A plug-in cable tray according to claim 1, characterized in that: The left frame unit (100) comprises a left frame body (101), two rectangular positioning grooves (102) formed at one end of the left frame body (101), a spring groove (103) formed at the top of the front and rear end surfaces of the left frame body (101), and a first positioning slot (104) formed at the bottom of one end of the left frame body (101).

3. A plug-in cable tray according to claim 2, characterized in that: The right frame unit (200) comprises a right frame body (201) arranged at one end of the left frame body (101), two rectangular positioning blocks (202) fixedly connected to one end of the right frame body (201), a positioning card hole (203) provided at the top of the rectangular positioning block (202), and a second positioning card slot (204) provided at the bottom of one end of the right frame body (201).

4. A plug-in cable tray according to claim 3, characterized in that: The ejection unit (300) further comprises a pull earring (302) fixedly connected to the top of the movable clamping column (301), a connecting seat (304) fixedly connected to the top of both ends of the limiting plate (303) and the top wall of the spring groove (103), and a return spring (305) fixedly connected between the two connecting seats (304).

5. The plug-in cable tray according to claim 3, characterized in that: The fixing unit (400) further comprises a slide groove (402) provided on the top of the base frame (401), a bidirectional screw rod (403) movably inserted into the slide groove (402), two threaded blocks (404) threadedly connected to the outer surface of the bidirectional screw rod (403) and symmetrically arranged, and a rectangular clamping block (406) sleeved on the outer surface of the positioning clamping column (405).

6. A plug-in cable tray according to claim 4, characterized in that: The outer diameter of the movable clamping column (301) matches the inner diameter of the positioning clamping hole (203), the outer dimensions of the rectangular positioning block (202) match the inner dimensions of the rectangular positioning groove (102), and the cross-sectional length of the limiting plate (303) is equal to the inner width of the spring groove (103).

7. The plug-in cable tray according to claim 5, characterized in that: There are two positioning posts (405), the bottom ends of the two positioning posts (405) are respectively fixedly connected to the tops of the two threaded blocks (404), and the two positioning posts (405) are symmetrically distributed around the axis center of the bidirectional screw rod (403), and the connection structure between the positioning posts (405) and the rectangular block (406) matches the first positioning slot (104) and the second positioning slot (204).

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