CN217545258U

CN217545258U - On-site intermediate box convenient to install and use

Info

Publication number: CN217545258U
Application number: CN202221518313.2U
Authority: CN
Inventors: 杨梦璐
Original assignee: Tianjin Haibin Weiye Electrical Equipment Co ltd
Current assignee: Tianjin Haibin Weiye Electrical Equipment Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-10-04
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses an on-spot middle box convenient to installation is used, including box, centre gripping cover, stroke cover, welt, spring, through-hole and nut, the through-hole that the equidistance distributes is seted up to box bottom inner wall, the inside stroke cover that has all pegged graft of through-hole, stroke cover upper end all is provided with the centre gripping cover, the petal groove has been seted up on centre gripping cover surface, the nut has been cup jointed in the rotation of centre gripping cover outer wall, and the embedding of centre gripping cover outer wall installs the welt that is circular array and distributes, the inside winding displacement hole that is linked together that is provided with of centre gripping cover and stroke cover, stroke cover upper end outer wall has all cup jointed the spring, the supporting leg has all been welded in box lower surface four corners department. The utility model discloses a set up centre gripping cover and stroke cover, can carry out centre gripping and buffering to the cable that penetrates the box inside respectively, avoid receiving external force to drag and appear the pine and take off, also prevent simultaneously between cable and the box to cut to pieces and rub and lead to the damaged problem of insulating layer.

Description

On-site intermediate box convenient to install and use

Technical Field

The utility model relates to a power equipment technical field specifically is an on-spot middle box convenient to installation and use.

Background

The intermediate box is a branch control equipment box between the main power supply box and the equipment, can be used for branch control of the running state of the equipment, and does not need to operate the main power supply or a main control terminal to realize regulation of the running state of the equipment.

The middle box is being applied to outdoor work progress, erect around construction equipment temporarily usually, be used for as the branch accuse structure between total power and the equipment, because its structure and function of current on-the-spot middle box are all comparatively simple, when the power cord is connected with the inside electrical equipment of middle box, the power supply box often only gets into inside through the trompil that the middle box was predetermine, but on-the-spot environment is comparatively complicated, traditional line connection mode is receiving external force and is dragging the back, lead to producing contact failure or even open circuit between cable and the electrical equipment very easily, produce the scraping easily between cable and the box simultaneously, can cause the insulating layer to break and lead to the electrified problem of middle box surface, there are more potential safety hazards.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scene intermediate box convenient to installation and use to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an on-spot middle box convenient to installation is used, includes box, centre gripping cover, stroke cover, welt, spring, through-hole and nut, the through-hole that the equidistance distributes is seted up to box bottom inner wall, the inside stroke cover that all pegs graft of through-hole, stroke cover upper end all is provided with the centre gripping cover, the petal groove has been seted up on centre gripping cover surface, centre gripping cover outer wall rotates and has cup jointed the nut, and centre gripping cover outer wall embedding installs the welt that is circular array and distributes, the inside stringing hole that is linked together that is provided with of centre gripping cover and stroke cover, centre gripping cover outer wall adopts the toper design, and nut inner wall and centre gripping cover outer wall appearance looks adaptation, stroke cover upper end outer wall has all cup jointed the spring, the equal welding of box lower surface four corners department has the supporting leg.

Preferably, the opening of the box body is rotatably provided with a cover plate.

Preferably, the box body is internally provided with mounting bars distributed in parallel at equal intervals.

Preferably, a reinforcing strip is welded between the supporting legs.

Preferably, the upper end and the lower end of the spring are respectively in elastic contact with the bottom end of the clamping sleeve and the inner wall of the bottom end of the box body.

Preferably, the outer wall of the liner plate is rotatably engaged with the inner wall of the screw cap.

Preferably, the diameter of the outer wall of the bottom end of the stroke sleeve and the diameter of the outer wall of the clamping sleeve are both larger than the diameter of the inner wall of the through hole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in the in-service use process, the staff can erect the box in preset position, and in passing stroke cover and centre gripping cover respectively with the cable, the cable passes the wire arranging hole, and be connected with the electrical equipment that the mounting bar surface set up, confirm the stable back of line connection, but staff's rotating nut, make the nut rotate downwards, extrusion centre gripping cover inner wall, reduce the centre gripping cover internal diameter, thereby stabilize the centre gripping with the cable outer wall, the cable is when receiving external force and dragging, can drive stroke cover and centre gripping cover and remove, the spring can cushion the pulling force, play the effect of buffering pulling force, and the centre gripping cover can't pass through-hole, the effect of guarantee cable and electrical equipment stable connection has been played, secondly, the stroke cover is kept apart between with cable and the through-hole inner wall, the problem that the through-hole edge led to the fact wearing and tearing to cable insulation layer has been avoided.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the clamping sleeve and the stroke sleeve of the present invention;

fig. 3 is a schematic diagram of the petal slot distribution structure of the present invention.

In the figure: 1. a box body; 2. mounting a bar; 3. a cover plate; 4. a clamping sleeve; 5. reinforcing the strips; 6. supporting legs; 7. a travel sleeve; 8. a petal slot; 9. a liner plate; 10. a spring; 11. a through hole; 12. a wire arranging hole; 13. and (4) a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but 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, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides an on-spot middle box convenient to installation is used, the power distribution box comprises a box body 1, centre gripping cover 4, stroke cover 7, welt 9, spring 10, through-hole 11 and nut 13, equidistant distribution's through-hole 11 has been seted up to 1 bottom inner wall of box, stroke cover 7 has all been pegged graft to through-hole 11 inside, stroke cover 7 upper end all is provided with centre gripping cover 4, stroke cover 7 bottom outer wall diameter and centre gripping cover 4 outer wall diameter all are greater than through-hole 11 inner wall diameter, petal groove 8 has been seted up on centre gripping cover 4 surface, centre gripping cover 4 outer wall rotates and has cup jointed nut 13, and centre gripping cover 4 outer wall embedding is installed and is the welt 9 that circular array distributes, welt 9 outer wall and nut 13 inner wall rotate the meshing, stroke cover 7 and centre gripping cover 4 all adopt the rubber materials design, welt 9 can ensure the stable gomphosis between and nut 13, in the in-service use, the staff can set up box 1, and pass in stroke cover 7 and the centre gripping cover 4 respectively with the cable, the cable passes rowed line hole 12, and be connected with the electrical equipment that installation strip 2 surface set up, confirm the stable back of line connection, make the rotatable 13, make the nut rotate, thereby the nut 13 rotates, thereby the centre gripping cover inner wall of centre gripping cover 4 inner wall of centre gripping is extruded downwards, thereby reduce the centre gripping cover inner diameter.

The inside winding displacement hole 12 that is linked together that is provided with of grip sleeve 4 and stroke cover 7, the design of toper is adopted to 4 outer walls of grip sleeve, and nut 13 inner wall and 4 outer wall appearance looks adaptations of grip sleeve, spring 10 has all been cup jointed to 7 upper end outer walls of stroke cover, both ends about spring 10 respectively with 4 bottoms of grip sleeve and 1 bottom inner wall elastic contact of box, supporting leg 6 has all been welded in 1 lower surface four corners department of box, the welding has reinforcing strip 5 between supporting leg 6, the cable is when receiving external force and is dragging, can drive stroke cover 7 and grip sleeve 4 and remove, spring 10 can cushion the pulling force, play the effect of buffering pulling force, and grip sleeve 4 can't pass through-hole 11, the effect of guarantee cable and electrical equipment stable connection has been played, secondly, stroke cover 7 keeps apart between cable and 11 inner walls of through-hole, the problem that the through-hole 11 edge led to the fact the wearing and tearing to the cable insulation layer has been avoided. The box 1 internally mounted has equidistance parallel distribution's mounting

bar

2, and 1 opening part of box rotates installs apron 3.

The working principle is as follows: in the in-service use process, the staff can erect box 1 in preset position, and pass the cable respectively in stroke cover 7 and clamping sleeve 4, the cable passes rowed hole 12, and be connected with the electrical equipment that the 2 surfaces of mounting bar set up, confirm that circuit connection is stable after, but staff's rotating nut 13, make nut 13 rotate downwards, 4 inner walls of extrusion clamping sleeve, reduce 4 internal diameters of clamping sleeve, thereby stabilize the centre gripping with the cable outer wall, the cable is when receiving external force and dragging, can drive stroke cover 7 and clamping sleeve 4 and remove, spring 10 can cushion the pulling force, play the effect of buffering pulling force, and clamping sleeve 4 can't pass through-hole 11, the effect of the stable connection of guarantee cable and electrical equipment has been played, secondly stroke cover 7 keeps apart between cable and 11 inner walls of through-hole, the problem that the edge of through-hole 11 caused the wearing and tearing to the cable insulation layer has been avoided.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a case in middle of scene convenient to installation is used, includes box (1), centre gripping cover (4), stroke cover (7), welt (9), spring (10), through-hole (11) and nut (13), its characterized in that: through-hole (11) that the equidistance distributes are seted up to box (1) bottom inner wall, through-hole (11) inside is all pegged graft and has been had stroke cover (7), stroke cover (7) upper end all is provided with centre gripping cover (4), petal groove (8) have been seted up on centre gripping cover (4) surface, nut (13) have been cup jointed in centre gripping cover (4) outer wall rotation, and the embedding of centre gripping cover (4) outer wall installs welt (9) that are circular array and distribute, inside winding displacement hole (12) that are linked together that are provided with of centre gripping cover (4) and stroke cover (7), centre gripping cover (4) outer wall adopts the toper design, and nut (13) inner wall and centre gripping cover (4) outer wall appearance looks adaptation, spring (10) have all been cup jointed to stroke cover (7) upper end outer wall, box (1) lower surface four corners department all welds supporting leg (6).

2. An on-site intermediate box convenient to install and use as claimed in claim 1, wherein: the opening of the box body (1) is rotatably provided with a cover plate (3).

3. An on-site intermediate box convenient to install and use according to claim 1, wherein: the box (1) internally mounted has equidistance parallel distribution's mounting bar (2).

4. An on-site intermediate box convenient to install and use according to claim 1, wherein: reinforcing strips (5) are welded between the supporting legs (6).

5. An on-site intermediate box convenient to install and use according to claim 1, wherein: the upper end and the lower end of the spring (10) are respectively in elastic contact with the bottom end of the clamping sleeve (4) and the inner wall of the bottom end of the box body (1).

6. An on-site intermediate box convenient to install and use as claimed in claim 1, wherein: the outer wall of the lining plate (9) is rotatably meshed with the inner wall of the screw cap (13).

7. An on-site intermediate box convenient to install and use according to claim 1, wherein: the diameter of the outer wall of the bottom end of the stroke sleeve (7) and the diameter of the outer wall of the clamping sleeve (4) are both larger than the diameter of the inner wall of the through hole (11).