CN214384840U - Protective device for pull wire box mouth - Google Patents

Abstract

The utility model discloses an end-pull box protects a mouthful protector, which comprises an outer shell, the incoming line mouth has been seted up on the top of shell, the mouth has been seted up to the bottom of shell, the inner wall threaded connection who protects the mouth has the guard ring, the fluting has all been seted up to the both sides inner wall of guard ring, grooved one side is equipped with the compression roller, the equal swing joint in both sides of compression roller has branch, the one end of branch is rotated and is connected with the movable plate that is the L type, two movable plate sliding connection are equipped with actuating mechanism in the spout that the fluting cell wall was seted up, actuating mechanism includes the screw rod, the screw rod alternates with two movable plate threads and is connected, the both ends of screw rod alternate with the both ends cell wall activity of spout respectively and is connected, the fixed turning handle that is equipped with of one end of screw rod. The utility model discloses a spool of guard circle to the department of protecting is wrapped up the protection to utilize the spool both sides in two compression roller extrusion guard circles, guarantee that the spool is located the steadiness of guard circle, conveniently get and put.

Description

Protective device for pull wire box mouth

Technical Field

The utility model relates to a terminal box field, in particular to terminal box protects a mouthful protector.

Background

The junction box is a through transition box which is necessary to be arranged when the length of a pipeline and the distance between the elbow of the pipeline in an electric piping line exceed the specification (or the wiring requirement of a construction site) and the number of the elbow, and when a branch pipeline exists in the pipeline (line), or a box (or a switch box and a socket box) reserved when the pipeline is matched with a load terminal, and has the functions of facilitating threading, branching and transition wiring, wherein the junction box and the switch box currently have metal boxes and PVC plastic boxes, the specification which is generally adopted in the installation engineering is an H86 type box, the width of the box surface is 86mm, and the depth of the box is 50mm and 70 mm.

When the pipeline is too long, a special junction box is convenient for threading in order to reduce friction between the wire and the pipe, the general wire is not broken at the end, the transition effect is played, the specification is specified, 30 meters when not bending, 15 meters are bent, 8 meters of two bends must set up the terminal box, the security of placing the wire in the terminal box is guaranteed, the outer spool of wire needs to be pressed from both sides tightly fixedly to it when the mouth guard of terminal box, common fixed mode basically all uses a kit to cup joint the outside of the spool and fix, inconvenient spool is got and is put, and the overall fixing effect is not very good, the spool that easily leads to the department of protecting the mouth takes place to deflect or rock, influence the normal use state of wire in the terminal box, the safety factor is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an end-pull box protects a mouthful protector to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an end-opening protecting device for pull wire box, includes the shell, the incoming line mouth has been seted up on the top of shell, the mouth has been seted up to the bottom of shell, the inner wall threaded connection who protects the mouth has the guard ring, the fluting has all been seted up to the both sides inner wall of guard ring, grooved one side is equipped with the compression roller, the equal swing joint in both sides of compression roller has branch, the one end of branch is rotated and is connected with the movable plate that is the L type, two movable plate sliding connection is in the spout that the fluting cell wall was seted up, two be equipped with actuating mechanism on the movable plate.

Preferably, the driving mechanism comprises a screw rod, the screw rod is in threaded penetrating connection with the two movable plates, two ends of the screw rod are respectively in movable penetrating connection with two end groove walls of the sliding groove, and a rotating handle is fixedly arranged at one end of the screw rod.

Preferably, the inside of shell is equipped with the fastener, the both ends of fastener are all fixed and are equipped with the mounting panel, the mounting panel passes through on the inner wall of bolt fastening locates the shell, the through wires hole that a plurality of equidistance distribute is seted up on the top of fastener.

Preferably, a spring strip is arranged between the two support rods, and two ends of the spring strip are respectively and fixedly connected with one side of the two support rods.

Preferably, the screw surface has opposite thread directions on both sides.

Preferably, a plurality of pulleys distributed at equal intervals are installed on the top side and the bottom side of the protective ring.

The utility model discloses a technological effect and advantage:

wrap up the protection through the spool of guard ring department, utilize actuating mechanism to adjust the interval between two compression rollers, utilize two compression rollers to extrude the spool both sides in the guard ring, guarantee that the spool is located the steadiness in the guard ring, conveniently get and put, utilize the fastener to carry out classification location to the wire, fix a position effectually, guarantee that the wire is categorised clearly and definitely in the terminal box, convenient the maintenance.

Drawings

Fig. 1 is a schematic front structural view of the present invention.

Fig. 2 is a schematic view of a local structure of the present invention.

Fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.

Fig. 4 is the schematic view of the structure of the wire clamp of the present invention.

In the figure: 1. a housing; 2. protecting the mouth; 3. a wire inlet; 4. threading holes; 5. wire clamps; 6. mounting a plate; 7. a guard ring; 8. a pulley; 9. grooving; 10. a compression roller; 11. a strut; 12. a spring bar; 13. moving the plate; 14. a screw; 15. and (7) rotating a handle.

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.

The utility model provides a mouth protecting device of an end-pulling box as shown in figures 1-4, which comprises a shell 1, the top end of the shell 1 is provided with a wire inlet 3, the bottom end of the shell 1 is provided with a mouth protector 2, the inner wall thread of the mouth protector 2 is connected with a protective ring 7, the top side and the bottom side of the protective ring 7 are both provided with a plurality of pulleys 8 distributed at equal intervals, the inner walls of both sides of the protective ring 7 are both provided with a slot 9, one side of the slot 9 is provided with a compression roller 10, both sides of the compression roller 10 are both movably connected with a support rod 11, one end of the support rod 11 is rotatably connected with an L-shaped movable plate 13, the two movable plates 13 are slidably connected in a chute arranged on the wall of the slot 9, the two movable plates 13 are provided with driving mechanisms which comprise a screw 14, the screw 14 is in threaded penetrating connection with the two movable plates 13, both ends of the screw 14 are respectively in penetrating connection with the movable chute walls at both ends, a rotating handle 15 is fixedly arranged at one end of the screw 14, the directions of threads on two sides of the surface of the screw 14 are opposite, the smooth property of the spool arranged in the protective ring 7 is ensured by using the pulley 8, the spool in the protective ring 7 is extruded by using the two compression rollers 10, the stability of the spool arranged in the protective ring 7 is ensured, the spool is convenient to take out, the protective ring 7 is also convenient to take off, and the operation is simple;

the inside of shell 1 is equipped with fastener 5, and the both ends of fastener 5 are all fixed and are equipped with mounting panel 6, and on mounting panel 6 located shell 1's inner wall through the bolt fastening, a plurality of equidistance distribution's through wires hole 4 was seted up on fastener 5's top, is equipped with spring strip 12 between two branch 11, the both ends of spring strip 12 respectively with one side fixed connection of two branch 11.

The utility model discloses the theory of operation:

during operation, firstly, the protection ring 7 is installed, the protection ring 7 is in threaded connection with the inside of the protection opening 2, then, two ends of a line pipe respectively penetrate through the line inlet 3 and the protection ring 7, then, the line pipe in the protection ring 7 is fixed, the rotating handle 15 is rotated in one direction, the rotating handle 15 drives the screw 14 to rotate, the screw 14 drives the two movable plates 13 on the screw to move relatively, the movable plates 13 drive the supporting rods 11 to rotate, the included angle between the two supporting rods 11 is gradually reduced, the spring strips 12 are in a compression state, the two supporting rods 11 drive the compression rollers 10 to move in the direction of the line pipe to extrude the line pipe along with the reduction of the included angle between the two supporting rods 11, and the two compression rollers 10 are used for extruding two sides of the line pipe, so that the stability of the line pipe in the protection ring 7 is guaranteed;

then the wires are respectively arranged in the threading holes 4 on the wire clamps 5, and the mounting plates 6 on the wire clamps 5 are fixed on the inner wall of the shell 1 by bolts.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a pull line box protects a protector, includes shell (1), its characterized in that, inlet (3) have been seted up on the top of shell (1), protect mouthful (2) have been seted up to the bottom of shell (1), the inner wall threaded connection who protects mouthful (2) has guard ring (7), fluting (9) have all been seted up to the both sides inner wall of guard ring (7), one side of fluting (9) is equipped with compression roller (10), the equal swing joint in both sides of compression roller (10) has branch (11), the one end of branch (11) is rotated and is connected with movable plate (13) that are the L type, two movable plate (13) sliding connection is in the spout that fluting (9) cell wall was seted up, two be equipped with actuating mechanism on movable plate (13).

2. The mouth protecting device of the pull box according to claim 1, wherein the driving mechanism comprises a screw rod (14), the screw rod (14) is in threaded insertion connection with the two moving plates (13), two ends of the screw rod (14) are respectively in movable insertion connection with two end slot walls of the sliding slot, and one end of the screw rod (14) is fixedly provided with a rotating handle (15).

3. A pull line box protects a mouthful protector according to claim 1, characterized in that, the inside of shell (1) is equipped with fastener (5), the both ends of fastener (5) are all fixed and are equipped with mounting panel (6), mounting panel (6) are located on the inner wall of shell (1) through the bolt fastening, the top of fastener (5) is seted up a plurality of through wires holes (4) that the equidistance distributes.

4. An opening-protecting protector of an end-pull box according to claim 1, characterized in that a spring strip (12) is arranged between the two supporting rods (11), and both ends of the spring strip (12) are respectively fixedly connected with one side of the two supporting rods (11).

5. A pull box mouth protector according to claim 2 characterised in that the screw (14) has opposite thread directions on either side of its surface.

6. A mouth protector for pull box according to claim 1 characterized in that the top and bottom sides of the protective ring (7) are each fitted with a plurality of equidistantly distributed pulleys (8).

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