CN215771604U

CN215771604U - Assembled tee bend

Info

Publication number: CN215771604U
Application number: CN202121501268.5U
Authority: CN
Inventors: 黄精隆
Original assignee: Shenzhen Beite Electronics Co ltd
Current assignee: Shenzhen Beite Electronics Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2022-02-08
Anticipated expiration: 2031-07-02

Abstract

The utility model discloses an assembled tee joint, which comprises a concentrated line box, a first assembled through pipe, a second assembled through pipe and a third assembled through pipe, wherein the first assembled through pipe, the second assembled through pipe and the third assembled through pipe have the same structure and are respectively assembled at three interface ends of the concentrated line box in a T shape, the concentrated line box comprises a core socket and a box body, the outer wall of the box body is fixedly connected with a handle, the first assembled through pipe comprises a locking nut, a silica gel ring, a locking cap, a sealing ring and a guide core body, an elastic retraction component is arranged in a sliding cavity locked by the cap, so that when a cable harness is pulled by external force, a core twisting part can be stretched for a length to prevent the cable harness from being pulled too much to cause core fracture, meanwhile, a core fixing movable plate is dragged to slide by the core to compress a spring to offset partial tension force to play a role in restraining the external force, thereby protecting the connection portion of the cable harness from being damaged.

Description

Assembled tee bend

Technical Field

The utility model belongs to the related technical field of cable connectors, and particularly relates to an assembled tee joint.

Background

The waterproof connector can be applied to the environment with water, and the mechanical performance and the electrical performance in the connector can be ensured to be normally used under the condition of bearing certain water pressure. Such as in LED lighting, urban outdoor lighting projects, lighthouses, cruise ships, aviation, industrial equipment, cables, watering lorries, etc., waterproof connectors are required. Common waterproof connectors include one-way, two-way, and three-way connectors.

The existing assembled tee joint technology has the following problems: traditional assembled tee bend tensile ability is relatively poor, at external force, pulls the connection position of cable core down and easily breaks off, and then causes the circuit connection to break off, and the unable normal operation of equipment brings serious economic loss for the producer, and the sinle silk contacts each other, has certain potential safety hazard, and meanwhile the pencil is comparatively troublesome with the equipment of tee bend and dismantlement, and the step is numerous and diverse, difficult installation and maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an assembled tee joint, which solves the problems of poor tensile capability, contact of wire cores and difficulty in assembly and disassembly in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an assembled tee joint comprises a concentration line box, a first assembled through pipe, a second assembled through pipe and a third assembled through pipe, the first assembled through pipe, the second assembled through pipe and the third assembled through pipe have the same structure and are respectively assembled at three interface ends of the concentrated wire box in a T shape, the concentrated wire box comprises a core body socket and a box body, a handle is fixedly connected on the outer wall of the box body, the core body socket is plugged at the interface end of the box body, the first assembly through pipe comprises a locking nut, a silica gel ring, a locking cap, a sealing ring and a guide core body, the locking nut is sleeved with a cable harness, the silica gel ring is sleeved at one end of the cable harness, the locking nut is connected with one end of the locking cap cover through threads, the conducting core body is inserted in the core body socket, the sealing ring is sleeved at the interface end of the concentrated wire box, and the other end of the locking cap is connected with the interface end of the concentrated wire box through threads.

Preferably, the locking cap comprises a threaded section and a cap section which are integrally formed, and one end of the threaded section is fixedly connected with a plurality of elastic clamping pieces.

Preferably, the inside cavity of cover body section forms sliding cavity structure, two guide ways have been seted up to the symmetry on the both sides chamber wall in sliding cavity, still set up on the chamber wall in sliding cavity and be the spout that the cross distributes with two guide ways, be equipped with the elasticity that is used for preventing to cause the damage to connecting portion when tensile cable harness in the sliding cavity and retract the subassembly.

Preferably, the elastic retraction assembly comprises a line fixing movable plate and a spring, the line fixing movable plate is of a semicircular structure, two convex blocks are symmetrically fixed on the circumferential side wall of the line fixing movable plate and are connected with the two guide grooves in a sliding mode, the line fixing movable plate is arranged in the sliding cavity in a sliding mode through the two convex blocks in a sliding mode, one end of the spring is fixedly connected with the line fixing movable plate, and the other end of the spring is fixedly connected with the inner cavity wall of the sliding cavity.

Preferably, two semicircular through holes are formed in the planar side wall of the line fixing movable plate, and friction washers are fixedly sleeved in the two through holes.

Preferably, the outer wall of the line fixing movable plate is fixedly connected with a pull rod.

Preferably, the guide core body comprises a sliding strip and a fixed sleeve, the sliding strip is fixed at one end of the fixed sleeve, threading holes communicated with each other are formed in the sliding strip and the fixed sleeve, and crimping screw holes vertically communicated with the threading holes are formed in the side wall of the sliding strip.

Preferably, the core body socket comprises a mounting ring and a clamping block, the mounting ring is fixedly connected with the clamping block, and a bayonet in sliding connection with the sliding strip is formed in the clamping block.

Compared with the prior art of the assembled tee joint, the utility model provides the assembled tee joint, which has the following beneficial effects:

1. according to the utility model, the elastic retraction assembly is arranged in the sliding cavity of the locking cap, so that when a cable harness is pulled by external force, the twisted part of the cable core can be stretched and stretched for a certain length, the cable harness is not pulled too much to cause the cable core to break, and meanwhile, the cable core pulls the wire fixing movable plate to slide, so that the spring is compressed, partial pulling force is counteracted, the restraint effect on the external force is played, and the connecting part of the cable harness is protected from being damaged;

2. according to the utility model, the two semicircular through holes are formed in the wire fixing movable plate, and the friction washers are arranged in the two through holes, so that the friction force between the wire fixing movable plate and the wire core twisting part can be increased, the wire core twisting part can drag the wire fixing movable plate to move together in the stretching process, and meanwhile, the semi-open type structure design of the through holes of the wire fixing movable plate is convenient for the placement of the wire cores and the distinguishing of the wire cores, so that the wire core parts are separated from each other, the risk of short circuit is reduced, and the safety is improved;

3. according to the utility model, the plurality of elastic clamping pieces are arranged at one end of the threaded section, when the locking nut is screwed on the locking cap cover, the elastic clamping pieces are extruded by the locking nut, and then the silica gel ring is clamped by the elastic clamping pieces, so that the silica gel ring is tightly wrapped outside the cable harness, the sealing property is further improved, and the condition of water seepage is prevented;

4. according to the utility model, the wire core is conveniently inserted into the core socket through the guide core body in a sliding insertion manner, so that the wire core is conveniently butted with the core socket through the guide core body, the operation is convenient, and the quick maintenance and replacement of the wire core are realized.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a schematic view of an assembled tee joint according to the present invention;

FIG. 2 is a schematic diagram of an assembled three-way explosion structure according to the present invention;

FIG. 3 is a schematic front view of the locking cap according to the present invention;

FIG. 4 is a schematic cross-sectional view of a locking cap according to the present invention;

FIG. 5 is a schematic view of a core guide according to the present invention;

FIG. 6 is a schematic diagram of a core socket structure according to the present invention;

in the figure: 1. a first assembled through pipe; 2. a centralized wire box; 3. a second assembled through pipe; 4. a third assembly through pipe; 11. a cable harness; 12. a lock nut; 13. a silica gel ring; 14. locking the cap; 15. a seal ring; 16. a core guiding body; 21. a core socket; 22. a handle; 23. a box body; 141. an elastic clip; 142. a threaded segment; 143. a cover section; 1401. a pull rod; 1402. a chute; 1403. a friction washer; 1404. a bump; 1405. a wire fixing movable plate; 1406. a spring; 1407. a guide groove; 161. a slide bar; 162. fixing the sleeve; 163. crimping the screw hole; 164. threading holes; 211. a mounting ring; 212. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an assembled tee joint comprises a concentrated wire box 2, a first assembled through pipe 1, a second assembled through pipe 3 and a third assembled through pipe 4, wherein the first assembled through pipe 1, the second assembled through pipe 3 and the third assembled through pipe 4 are identical in structure and are T-shaped and are respectively assembled at three interface ends of the concentrated wire box 2, the concentrated wire box 2 comprises a core socket 21 and a box body 23, a handle 22 is fixedly connected to the outer wall of the box body 23, the core socket 21 is plugged at the interface end of the box body 23, the first assembled through pipe 1 comprises a locking nut 12, a silica gel ring 13, a locking cap 14, a sealing ring 15 and a guide core body 16, the cable harness 11 is sleeved in the locking nut 12, the silica gel ring 13 is sleeved at one end of the cable harness 11, the locking nut 12 is connected with one end of the locking cap 14 through threads, the guide core body 16 is inserted in the core socket 21, the sealing ring 15 is sleeved at the interface end of the concentrated wire box 2, the other end of the locking cap 14 is connected with the interface end of the centralized line box 2 through threads, and through double sealing of the silica gel ring 13 and the sealing ring 15, each assembled through pipe can keep good sealing performance, and a waterproof effect is achieved.

It should be noted that the locking cap 14 includes a threaded section 142 and a cover section 143, which are integrally formed, one end of the threaded section 142 is fixedly connected with a plurality of elastic clips 141, and the silicone ring 13 is clamped by the elastic clips 141, so as to wrap around the outside of the cable harness 11, so that the connection end of the cable harness 11 maintains a sealed state.

It should be understood that the inside of the cover body 143 is hollow to form a sliding cavity structure, two guide grooves 1407 are symmetrically disposed on two side cavity walls of the sliding cavity, sliding slots 1402 are further disposed on the cavity walls of the sliding cavity and cross-distributed with the two guide grooves 1407, an elastic retraction assembly for preventing damage to a connection portion when the cable harness 11 is stretched is disposed in the sliding cavity, the elastic retraction assembly includes a wire fixing movable plate 1405 and a spring 1406, the wire fixing movable plate 1405 is a semicircular structure, two protrusions 1404 are symmetrically fixed on a circumferential side wall of the wire fixing movable plate 1405, the two protrusions 1404 are slidably connected with the two guide grooves 1407, the wire fixing movable plate 1405 is slidably disposed in the sliding cavity through the two protrusions 1404, one end of the spring 1406 is fixedly connected with the wire fixing movable plate 1405, the other end of the spring 1406 is fixedly connected with an inner cavity wall of the sliding cavity, and in a normal state, the wire fixing movable plate 1405 is located at one end of the sliding cavity through a thrust action of the spring 1406, can reserve the 11 sinle silks of cable harness of a section length in sliding the chamber, make this section of sinle silks distortion fold up in sliding the chamber, receive external force when cable harness 11 and pull down, sinle silks distortion part can stretch tensile a section length, and meanwhile drags solid line fly leaf 1405 by the sinle silks and slides, and then compression spring 1406, offset partial pulling force, play the constraint effect to external force, and then the connection site of protection cable harness 11 does not receive the harm.

What need to pay attention to is, two semi-circular through-holes have been seted up on solidus fly leaf 1405's the plane lateral wall, all fixed cover is equipped with friction packing ring 1403 in two through-holes, increase and sinle silk distortion part's frictional force, make sinle silk distortion part can drag solidus fly leaf 1405 and move together by tensile in-process, the half open-type structural design of solidus fly leaf 1405 through-hole simultaneously makes things convenient for laying of sinle silk, also makes things convenient for distinguishing of sinle silk in addition, make sinle silk part separately reduce the risk of short circuit each other, the security is improved.

It is worth to find that the pull rod 1401 is fixedly connected to the outer wall of the thread fixing movable plate 1405, the protrusion 1404 on the circumferential side wall of the thread fixing movable plate 1405 can be aligned with the sliding groove 1402 by rotating the pull rod 1401, and after the alignment, the pull rod 1401 can be pulled outwards to take out the thread fixing movable plate 1405 from the sliding cavity, so that the thread core can be conveniently placed at the through hole of the thread fixing movable plate 1405.

It should be clear that, the core guiding body 16 includes a sliding bar 161 and a fixing sleeve 162, the sliding bar 161 is fixed at one end of the fixing sleeve 162, the sliding bar 161 and the fixing sleeve 162 are both provided with a threading hole 164 communicated with each other, a crimping screw hole 163 vertically communicated with the threading hole 164 is provided on a side wall of the sliding bar 161, the core socket 21 includes a mounting ring 211 and a fixture block 212, the mounting ring 211 is fixedly connected with the fixture block 212, the fixture block 212 is provided with a bayonet slidably connected with the sliding bar 161, the core guiding body 16 can be taken out through the form of slidably connecting the fixture block 212 and the sliding bar 161, and further, the core guiding body 16 can be conveniently butted with the core socket 21 through the core guiding body 16.

The working principle and the using process of the utility model are as follows: when the cable harness locking device is assembled and used, the silicone ring 13 can be sleeved outside the connecting end of the cable harness 11, then the elastic retraction assembly in the locking cap 14 is taken out, when the cable harness is taken out, the pull rod 1401 is rotated to align the convex block 1404 on the circumferential side wall of the wire fixing movable plate 1405 with the sliding groove 1402, then the pull rod 1401 is pulled outwards to take the wire fixing movable plate 1405 out of the sliding cavity, the wire core is correspondingly placed at the through hole of the wire fixing movable plate 1405 (note that a section of wire core with a reserved length is placed in the sliding cavity of the locking cap 14), then the wire core passes through the wire through hole 164 on the wire guiding body 16 and then is butted with the core socket 21, the wire guiding body 16 is slidably plugged at the bayonet of the core socket 21, a screw is used for passing through the crimping screw hole 163, after the wire core is fixed, the sealing ring 15 is sleeved outside the interface end of the concentration wire box 2, then the locking cap 14 is screwed on the interface end of the concentration wire box 2, the silicone ring 13 sleeved on the cable harness 11 is slid into the elastic clamping piece 141 on the locking cap 14, finally, the locking nut 12 is screwed on the locking cap 14, and the other two assembled through pipes are assembled with the concentrated wire box 2 through the same operation;

after the equipment is accomplished, when cable harness 11 receives external force and pulls, a sinle silk distortion part can stretch tensile one section length, be unlikely to cable harness 11 and pull too big and lead to the sinle silk fracture, pull the slip of solidus fly leaf 1405 by the sinle silk simultaneously, and then compression spring 1406 offsets partial pulling force, plays the constraint effect to external force, and then the connection site of protection cable harness 11 does not receive the harm.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an assembled tee bend, is including concentrating line box (2), first equipment siphunculus (1), second equipment siphunculus (3) and third equipment siphunculus (4), the structure of first equipment siphunculus (1), second equipment siphunculus (3) and third equipment siphunculus (4) is the same and be the three interface end of T style of calligraphy respectively assembling at concentrated line box (2), its characterized in that: the concentration line box (2) comprises a core body socket (21) and a box body (23), the outer wall of the box body (23) is fixedly connected with a handle (22), the core body socket (21) is stuffed at the interface end of the box body (23), the first assembled through pipe (1) comprises a locking nut (12), a silica gel ring (13), a locking cap (14), a sealing ring (15) and a guide core body (16), the locking nut (12) is sleeved with a cable harness (11), the silica gel ring (13) is sleeved at one end of the cable harness (11), the locking nut (12) is connected with one end of the locking cap (14) through threads, the core body (16) is inserted in the core body socket (21), the sealing ring (15) is sleeved on the interface end of the concentrated wire box (2), the other end of the locking cap (14) is connected with the interface end of the concentration line box (2) through threads.

2. The assembled tee of claim 1, wherein: the locking cap (14) comprises a threaded section (142) and a cover section (143) which are integrally formed, and one end of the threaded section (142) is fixedly connected with a plurality of elastic clamping pieces (141).

3. The assembled tee of claim 2, wherein: the inside cavity of cover body section (143) forms sliding chamber structure, two guide way (1407) have been seted up to the symmetry on the both sides chamber wall in sliding chamber, still set up spout (1402) that are the cross distribution with two guide way (1407) on the chamber wall in sliding chamber, be equipped with the elasticity that is used for preventing to cause the damage to connecting portion when tensile cable harness (11) in the sliding chamber and retract the subassembly.

4. The assembled tee of claim 3, wherein: the elastic retraction assembly comprises a line fixing movable plate (1405) and a spring (1406), the line fixing movable plate (1405) is of a semicircular structure, two bumps (1404) are symmetrically fixed on the circumferential side wall of the line fixing movable plate (1405), the two bumps (1404) are in sliding connection with two guide grooves (1407), the line fixing movable plate (1405) is arranged in a sliding cavity in a sliding mode through the two bumps (1404), one end of the spring (1406) is fixedly connected with the line fixing movable plate (1405), and the other end of the spring (1406) is fixedly connected with the inner cavity wall of the sliding cavity.

5. The assembled tee of claim 4, wherein: two semicircular through holes are formed in the plane side wall of the line fixing movable plate (1405), and friction washers (1403) are fixedly sleeved in the through holes.

6. The assembled tee of claim 4, wherein: the outer wall of the thread fixing movable plate (1405) is fixedly connected with a pull rod (1401).

7. The assembled tee of claim 1, wherein: lead core body (16) and include draw runner (161) and fixed sleeve pipe (162), the one end at fixed sleeve pipe (162) is fixed in draw runner (161), draw runner (161) and fixed sleeve pipe (162) are gone up and are all seted up threading hole (164) that are linked together, set up crimping screw (163) with the perpendicular intercommunication of threading hole (164) on the lateral wall of draw runner (161).

8. The assembled tee of claim 7, wherein: the core body socket (21) comprises a mounting ring (211) and a clamping block (212), the mounting ring (211) is fixedly connected with the clamping block (212), and a bayonet which is connected with the sliding strip (161) in a sliding mode is formed in the clamping block (212).