CN219801788U - Junction box - Google Patents

Abstract

The utility model relates to the technical field of junction box equipment, in particular to a junction box. Including box body subassembly, wiring subassembly, dampproofing subassembly, the box body subassembly includes box body shell, box body top cap, the top of location stand is connected with the centre gripping bottom plate, the top of centre gripping bottom plate is provided with the centre gripping roof, the centre gripping roof is close to one end with the centre gripping bottom plate and all is connected with the skid resistant course, the top of centre gripping bottom plate is connected with the locating lever, dampproofing subassembly includes dampproofing box body, the top of dampproofing box body is connected with dampproofing lid, the outer wall connection of box body shell has flexible sleeve, the bleeder vent has been seted up to the wall at dampproofing box body both ends. Through having placed the drier at the inner chamber of dampproofing box body for adsorb the moisture of box body shell the inside, and then improve the security that the device used, through flexible sheathed tube setting, be used for avoiding electric wire and box body shell wall to produce contact wearing and tearing, and then improve the security that the electric wire used.

Description

Junction box

Technical Field

The utility model relates to the technical field of junction box equipment, in particular to a junction box.

Background

In installation of an electric power system automation system, a junction box for ground fault handling is often used; the terminal box can effectually carry out an effectual guard action to inside electric wire, prevents the electric wire because of the ageing problem of electric wire that causes in the air of long-term exposure, has prolonged the life of electric wire.

The existing junction box for electric power automatic ground fault treatment is simple in structure, the wire inside the junction box is not easy to separate, the phenomenon that the wire inside the junction box is mutually wound when in use is easy to occur, the phenomenon that short circuits occur between the wire and the wire is easy to occur, the phenomenon that the junction box is ignited even occurs, economic loss is caused, and the service lives of the junction box and the wire are shortened.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides a terminal box solves and is difficult to realize carrying out the separated time to the inside electric wire of terminal box, the phenomenon that causes the inside electric wire of terminal box to appear intertwining takes place when using, cause the phenomenon that appears short circuit between electric wire and the electric wire easily, after inserting the electric wire between clamping bottom plate and the centre gripping roof, place the electric wire in the skid resistant course top that is connected with clamping bottom plate, then loosen the centre gripping roof and make the skid resistant course that is connected with clamping top plate contact with the electric wire, through the setting of skid resistant course, can increase the frictional force when fixing the electric wire, and then the not hard up when guaranteeing the electric wire to fix, through the setting of five sets of wire assemblies, be used for the separated time to getting into the inside electric wire of terminal box, and then avoid the inside electric wire of terminal box to appear the problem of phenomenon of intertwining.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a terminal box, includes box body subassembly, wiring subassembly, dampproofing subassembly, the box body subassembly includes box body shell, box body top cap, the both ends symmetry of box body top cap is connected with the fixed block, the lower extreme of fixed block is connected with the installation pole, the both ends symmetry of box body shell is connected with the inserted block, the one end of inserted block is connected with the gag lever post, the wiring subassembly includes the location stand, the top of location stand is connected with the centre gripping bottom plate, the top of centre gripping bottom plate is provided with the centre gripping roof, the centre gripping roof is close to one end with the centre gripping bottom plate and all is connected with the skid resistant course, the top of centre gripping bottom plate is connected with the locating lever, compression spring has been cup jointed to the outer lane on locating lever upper portion, the inboard of centre gripping roof is connected with positioning bolt, dampproofing subassembly is including dampproofing box body, the bleeder vent has been seted up to the wall body at dampproofing box body both ends to the outer wall connection of box body shell.

The beneficial effects of the utility model are as follows: the utility model provides a prevent that the clamping bottom plate is connected, the clamping top plate is then loosened to the electric wire place in the skid resistant course top that is connected with the clamping bottom plate, then make contact with the electric wire with the skid resistant course that is connected, through the setting of skid resistant course, friction force when can increasing the electric wire is fixed, and then guarantee the fixed time of electric wire become flexible, through five sets of wire assembly's setting, a junction line to getting into the inside electric wire of terminal box, and then avoid the inside electric wire of terminal box to appear intertwine's phenomenon, through the drier has been placed at the inner chamber of dampproofing box body, be used for adsorbing the moisture of box body shell inside, and then improve the security that the device was used, through flexible sleeve's setting, be used for avoiding electric wire and box body shell wall body to produce contact wearing and tearing, and then improve the security that the electric wire used.

In order to realize the preliminary connection of the box body shell and the box body top cover:

as a further improvement of the above technical scheme: the inner side of box body shell upper portion has seted up the installation draw-in groove, the lower bottom surface of box body top cap is connected with the installation picture peg, the size of installation picture peg and the size phase-match of installation draw-in groove.

The beneficial effects of this improvement are: when the box body assembly is assembled, the installation plugboard connected with the lower bottom surface of the box body top cover is gradually and stably inserted into the installation clamping groove, then the installation plugboard is contacted and attached with the top of the box body shell until the lower bottom surface of the box body top cover is contacted with the top of the box body shell, and then the preliminary connection between the box body shell and the box body top cover is realized.

In order to overhaul and replace the components in the inner cavity of the box body shell:

as a further improvement of the above technical scheme: the fixed block is provided with four blocks altogether, the inside of inserted block has been seted up and has been used for installation pole male cell body, the outer wall of gag lever post is provided with the external screw thread, the screw that is connected with the gag lever post has been seted up to the inboard of inserted block.

The beneficial effects of this improvement are: when the components are required to be overhauled and replaced, the limiting rod is sequentially rotated, the problem that the limiting rod is connected with the mounting rod and the inserting block is solved, then the top cover of the box body is lifted and gradually separated from the shell of the box body, and then the components in the inner cavity of the shell of the box body are overhauled and replaced.

In order to avoid the phenomenon that wires inside the junction box are intertwined:

as a further improvement of the above technical scheme: the utility model discloses a clamping bottom plate, including box body shell, locating stand, clamping bottom plate, anti-slip layer, connecting assembly, locating stand, clamping bottom plate's one end is kept away from is connected with the inner wall of the lower bottom surface of box body shell, every three connecting assembly is a set of common use, connecting assembly is provided with five altogether, clamping bottom plate's size is the same with clamping top plate's size, the anti-slip layer is the rubber layer of arc structure.

The beneficial effects of this improvement are: after inserting the electric wire between clamping bottom plate and the centre gripping roof, place the electric wire in the skid resistant course top that is connected with clamping bottom plate, then loosen the centre gripping roof and make skid resistant course that is connected with clamping top plate contact with the electric wire, through the setting of skid resistant course, can increase the frictional force when fixed to the electric wire, and then guarantee the not hard up when the electric wire is fixed, through the setting of five sets of wire assemblies for to the separated time of getting into the inside electric wire of terminal box, and then avoid the inside electric wire of terminal box to appear intertwine's phenomenon.

In order to realize the connection of clamping bottom plate and centre gripping roof to improve the fixed effect of electric wire centre gripping:

as a further improvement of the above technical scheme: the inner side of the clamping top plate is provided with a through hole for the positioning rod to pass through, and the inner sides of the clamping bottom plate and the clamping top plate are provided with screw holes.

The beneficial effects of this improvement are: when the wire is fixed by branching, the positioning bolt is rotated and the connection with the clamping bottom plate is released, then the clamping top plate is lifted upwards, the wire is inserted between the clamping bottom plate and the clamping top plate, then the clamping top plate is loosened, the clamping top plate resets under the action of the compression spring and is clamped and fixed by the clamping top plate, then the positioning bolt is rotated and is connected with the clamping bottom plate, and further the clamping bottom plate is connected with the clamping top plate through the setting of the positioning bolt, so that the effect of clamping and fixing the wire is improved.

In order to avoid contact abrasion between the electric wire and the wall body of the box body shell, the safety of the electric wire is improved:

as a further improvement of the above technical scheme: the lower extreme of dampproofing box body is connected with the inner wall of the lower bottom surface of box body shell, dampproofing box body sets up the position between two sets of adjacent assembly, the drier has been placed to the inner chamber of dampproofing box body, the one end that flexible sleeve pipe and box body shell are connected runs through box body shell wall body and extends to the inboard of box body shell.

The beneficial effects of this improvement are: through having placed the drier at the inner chamber of dampproofing box body for adsorb the moisture of box body shell the inside, and then improve the security that the device used, through flexible sheathed tube setting, be used for avoiding electric wire and box body shell wall to produce contact wearing and tearing, and then improve the security that the electric wire used.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the casing of the case of the present utility model.

Fig. 3 is a schematic view of a front cross-sectional structure of the case housing of the present utility model.

Fig. 4 is an enlarged schematic view of fig. 3 a.

Fig. 5 is a schematic perspective view of the top cover of the case of the present utility model.

In the figure: 1. a cartridge assembly; 11. a box body shell; 12. a top cover of the box body; 13. installing a clamping groove; 14. installing a plugboard; 15. a fixed block; 16. a mounting rod; 17. inserting blocks; 18. a limit rod; 2. a wiring assembly; 21. positioning the upright post; 22. clamping the bottom plate; 23. clamping a top plate; 24. an anti-slip layer; 25. a positioning rod; 26. a compression spring; 27. positioning bolts; 3. a moisture resistant assembly; 31. a moisture-proof box body; 32. a moisture-proof box cover; 33. ventilation holes; 34. a flexible sleeve.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1-5, a junction box comprises a box body assembly 1, a wiring assembly 2 and a moistureproof assembly 3, wherein the box body assembly 1 comprises a box body shell 11 and a box body top cover 12, two ends of the box body top cover 12 are symmetrically connected with a fixed block 15, the lower end of the fixed block 15 is connected with a mounting rod 16, two ends of the box body shell 11 are symmetrically connected with an inserting block 17, one end of the inserting block 17 is connected with a limiting rod 18, the wiring assembly 2 comprises a positioning upright post 21, the top of the positioning upright post 21 is connected with a clamping bottom plate 22, a clamping top plate 23 is arranged above the clamping bottom plate 22, an anti-skid layer 24 is connected to the end, close to one end, of the clamping top plate 23, of the clamping bottom plate 22 is connected with a positioning rod 25, the outer ring of the upper part of the positioning rod 25 is sleeved with a compression spring 26, the inner side of the clamping top plate 23 is connected with a positioning bolt 27, the moistureproof assembly 3 comprises a moistureproof box body 31, the top of the box cover 32 is connected with the top of the moistureproof box body shell 11, the outer wall of the moistureproof box body 11 is connected with a flexible clamping sleeve 31, the bottom plate is provided with a groove 14 with a size matched with the bottom surface of the mounting groove 13, and the bottom plate 13 is provided with the top cover 13, and the size of the top cover is matched with the top cover 13 is provided with the bottom 13; when the box body assembly 1 is assembled, the mounting plugboard 14 connected with the lower bottom surface of the box body top cover 12 is gradually and stably inserted into the mounting clamping groove 13, then the connection between the lower bottom surface of the box body top cover 12 and the top of the box body outer shell 11 is realized until the lower bottom surface of the box body top cover 12 and the top of the box body outer shell 11 are mutually contacted and attached, the preliminary connection between the box body outer shell 11 and the box body top cover 12 is realized, four fixing blocks 15 are arranged in total, a groove body for inserting the mounting rod 16 is formed in the inner side of the plugboard 17, external threads are formed in the outer wall of the limiting rod 18, and screw holes connected with the limiting rod 18 are formed in the inner side of the plugboard 17; when the parts are required to be overhauled and replaced, the limiting rod 18 is sequentially rotated, the problem that the limiting rod 18 is connected with the mounting rod 16 and the inserting block 17 is solved, then the box top cover 12 is lifted and gradually separated from the box shell 11, then the parts in the inner cavity of the box shell 11 are overhauled and replaced, one end of the positioning upright post 21, which is far away from the clamping bottom plate 22, is connected with the inner wall of the lower bottom surface of the box shell 11, three wiring assemblies 2 are used together, five groups of wiring assemblies 2 are arranged together, the size of the clamping bottom plate 22 is the same as that of the clamping top plate 23, and the anti-skid layer 24 is a rubber layer with an arc structure; after the electric wires are inserted between the clamping bottom plate 22 and the clamping top plate 23, the electric wires are placed above the anti-slip layer 24 connected with the clamping bottom plate 22, then the clamping top plate 23 is loosened, the anti-slip layer 24 connected with the clamping top plate 23 is contacted with the electric wires, the friction force for fixing the electric wires can be increased through the arrangement of the anti-slip layer 24, the looseness of the electric wires is further guaranteed, the electric wires entering the junction box are separated by the arrangement of the five groups of wire assemblies 2, the phenomenon that the electric wires in the junction box are intertwined is avoided, through holes for allowing the positioning rods 25 to penetrate are formed in the inner side of the clamping top plate 23, and screw holes are formed in the inner sides of the clamping bottom plate 22 and the clamping top plate 23; when the wire is fixed by branching, the positioning bolt 27 is rotated and the connection with the clamping bottom plate 22 is released, then the clamping top plate 23 is lifted upwards, the wire is inserted between the clamping bottom plate 22 and the clamping top plate 23, then the clamping top plate 23 is loosened, at the moment, the clamping top plate 23 is reset under the action of the compression spring 26, the wire is clamped and fixed through the clamping top plate 23, then the positioning bolt 27 is rotated and connected with the clamping bottom plate 22, and then the connection of the clamping bottom plate 22 and the clamping top plate 23 is realized through the arrangement of the positioning bolt 27, so that the effect of wire clamping and fixing is improved, the lower end of the moisture-proof box 31 is connected with the inner wall of the lower bottom surface of the box body outer shell 11, the moisture-proof box 31 is arranged at a position between two adjacent groups of assembly components 2, a drying agent is placed in the inner cavity of the moisture-proof box body 31, and one end of the flexible sleeve 34 connected with the box body outer shell 11 penetrates through the wall of the box body outer shell 11 and extends to the inner side of the box body outer shell 11; through having placed the drier at the inner chamber of dampproofing box body 31 for adsorb the moisture of box body shell 11 the inside, and then improve the security that the device used, through the setting of flexible sleeve 34, be used for avoiding electric wire and box body shell 11 wall to produce contact wearing and tearing, and then improve the security that the electric wire used.

The working principle of the utility model is as follows: when the wire is fixed by branching, the positioning bolt 27 is rotated and the connection with the clamping bottom plate 22 is released, then the clamping top plate 23 is lifted upwards and the wire is inserted between the clamping bottom plate 22 and the clamping top plate 23, after the wire is inserted between the clamping bottom plate 22 and the clamping top plate 23, the wire is placed above the anti-slip layer 24 connected with the clamping bottom plate 22, then the clamping top plate 23 is loosened and the anti-slip layer 24 connected with the clamping top plate 23 is contacted with the wire, by the arrangement of the anti-slip layer 24, the friction force on the wire fixation can be increased, further loosening is ensured, by the arrangement of the five-group wire connecting assembly 2, the branching of the wire entering the junction box is used for further avoiding the phenomenon that the wires in the junction box are intertwined, then the clamping top plate 23 is loosened, at this moment, the clamping top plate 23 is reset under the action of the compression spring 26 and the clamping fixation of the wire is realized by the clamping top plate 23, then the positioning bolts 27 are rotated to be connected with the clamping bottom plates 22, and then the connection of the clamping bottom plates 22 and the clamping top plates 23 is realized through the arrangement of the positioning bolts 27, so that the effect of clamping and fixing the electric wires is improved, when the box body assembly 1 is assembled, the mounting plugboards 14 connected with the lower bottom surfaces of the box body top covers 12 are gradually and stably inserted into the mounting clamping grooves 13, then the lower bottom surfaces of the box body top covers 12 are contacted and attached with the top of the box body shell 11 until the lower bottom surfaces of the box body top covers 12 are contacted with the top of the box body shell 11, further, when the box body assembly 1 needs to be overhauled and replaced, the limiting rods 18 are sequentially rotated, the connection of the limiting rods 18 to the mounting rods 16 and the plug blocks 17 is further solved, then the box body top covers 12 are lifted and gradually separated from the box body shell 11, then overhauls, changes the part of box body shell 11 inner chamber inside, has placed the drier through the inner chamber at dampproofing box body 31 for adsorb the moisture of box body shell 11 the inside, and then improve the security that the device used, through the setting of flexible sleeve 34, be used for avoiding electric wire and box body shell 11 wall to produce contact wearing and tearing, and then improve the security that the electric wire used.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims (6)

1. The utility model provides a terminal box, includes box body subassembly (1), wiring subassembly (2), dampproofing subassembly (3), box body subassembly (1) include box body shell (11), box body top cap (12), its characterized in that: the utility model discloses a moisture-proof box body top cap, including box body top cap (12), fixed block (15) are connected with both ends symmetry, the lower extreme of fixed block (15) is connected with installation pole (16), the both ends symmetry of box body shell (11) is connected with inserted block (17), the one end of inserted block (17) is connected with gag lever post (18), wiring subassembly (2) are including locating column (21), the top of locating column (21) is connected with clamping bottom plate (22), the top of clamping bottom plate (22) is provided with clamping top plate (23), clamping top plate (23) are close to one end with clamping bottom plate (22) and all are connected with skid resistant course (24), the top of clamping bottom plate (22) is connected with locating lever (25), compression spring (26) have been cup jointed in the outer lane on locating lever (25) upper portion, the inboard of clamping top plate (23) is connected with locating bolt (27), dampproofing subassembly (3) are including dampproofing box body (31), the top of dampproofing box body (31) is connected with lid (32), outer wall housing (11) are close to one end of being connected with dampproofing box body (34), two vent holes (33) are seted up.

2. A junction box according to claim 1, characterized in that: the inner side of the upper part of the box body shell (11) is provided with an installation clamping groove (13), the lower bottom surface of the box body top cover (12) is connected with an installation plugboard (14), and the size of the installation plugboard (14) is matched with the size of the installation clamping groove (13).

3. A junction box according to claim 1, characterized in that: the fixing block (15) is provided with four blocks in total, a groove body for inserting the mounting rod (16) is formed in the inner side of the inserting block (17), external threads are formed in the outer wall of the limiting rod (18), and a screw hole connected with the limiting rod (18) is formed in the inner side of the inserting block (17).

4. A junction box according to claim 1, characterized in that: one end of the positioning upright post (21) far away from the clamping bottom plate (22) is connected with the inner wall of the lower bottom surface of the box body shell (11), every three wiring components (2) are used together in a group, the wiring components (2) are provided with five groups in total, the size of the clamping bottom plate (22) is the same as the size of the clamping top plate (23), and the anti-slip layer (24) is a rubber layer with an arc structure.

5. A junction box according to claim 1, characterized in that: the inner side of the clamping top plate (23) is provided with a through hole for the positioning rod (25) to pass through, and the inner sides of the clamping bottom plate (22) and the clamping top plate (23) are provided with screw holes.

6. A junction box according to claim 1, characterized in that: the lower extreme of dampproofing box body (31) is connected with the inner wall of the lower bottom surface of box body shell (11), dampproofing box body (31) set up the position between two sets of adjacent group assembly (2), the drier has been placed to the inner chamber of dampproofing box body (31), the one end that flexible sleeve (34) is connected with box body shell (11) runs through box body shell (11) wall body and extends to the inboard of box body shell (11).