CN212811192U

CN212811192U - Heat shrink tube with shielding function

Info

Publication number: CN212811192U
Application number: CN202021892123.8U
Authority: CN
Inventors: 任蒿; 贲华; 金高强; 王超
Original assignee: Tianjin Changyuan Electronic Material Co Ltd
Current assignee: Tianjin Changyuan Electronic Material Co Ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-03-26
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a pyrocondensation pipe with shielding function relates to pyrocondensation pipe technical field, mainly in order to solve the current poor problem of pyrocondensation pipe shielding effect. The heat-shrinkable tube with the shielding function comprises a heat-shrinkable tube body, wherein a fireproof flame-retardant layer is fixedly connected to the outer ring of the heat-shrinkable tube body through a waterproof layer, a second shielding layer is fixedly connected to the outer ring of the fireproof flame-retardant layer through a first shielding layer, and an insulating layer is fixedly arranged on the outer ring of the second shielding layer; the head end of pyrocondensation pipe is connected with the inlet wire, inlet wire left side inner wall upper end fixed mounting has the motor, the output fixedly connected with pivot of motor, the one end activity that the motor was kept away from in the pivot is worn to locate the inlet wire right side wall and is extended to the inlet wire outside, pivot right-hand member fixed mounting has the driving gear.

Description

Heat shrink tube with shielding function

Technical Field

The utility model relates to a pyrocondensation pipe specifically is a pyrocondensation pipe with shielding function.

Background

Nowadays, electrical appliances are more and more widely applied, protection of the electrical appliances is particularly important, and the cable is used as a fragile part of the electrical appliances and is required to be protected, so that the heat shrink tube is widely applied as a protection device, not only can provide physical protection for the cable, but also can provide a plurality of additional functions for some heat shrink tubes; however, the existing heat-shrinkable tube has a poor signal shielding effect, so that the internal cable is easily interfered; meanwhile, when the cable is penetrated into the heat shrinkable tube, a manual insertion mode is usually adopted, time and labor are wasted, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pyrocondensation pipe with shielding function 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:

a heat-shrinkable tube with a shielding function comprises a heat-shrinkable tube body, wherein a fireproof flame-retardant layer is fixedly connected to the outer ring of the heat-shrinkable tube body through a waterproof layer, a second shielding layer is fixedly connected to the outer ring of the fireproof flame-retardant layer through a first shielding layer, and an insulating layer is fixedly arranged on the outer ring of the second shielding layer; the head end of the heat shrinkable tube is connected with a wire inlet, the upper end of the inner wall on the left side of the wire inlet is fixedly provided with a motor, the output end of the motor is fixedly connected with a rotating shaft, one end of the rotating shaft, far away from the motor, is movably arranged on the right wall of the wire inlet in a penetrating manner and extends to the outside of the wire inlet, and the right end of the rotating shaft is fixedly provided with a driving gear; the lower end of the inner wall of the left side of the wire inlet is rotatably connected with a connecting shaft through a bearing seat, the right end of the connecting shaft movably penetrates through the right wall of the wire inlet and extends to the outside of the wire inlet, and a driven gear meshed with the driving gear is fixedly mounted at the right end of the connecting shaft; an upper progressive wheel is fixedly mounted on the rotating shaft, and a lower progressive wheel is fixedly mounted on the connecting shaft.

As a further aspect of the present invention: the head end of the heat shrinkable tube is detachably connected with the wire inlet.

As a further aspect of the present invention: the detachable connection mode between the heat shrink tube and the wire inlet is threaded connection.

As a further aspect of the present invention: the rotating shaft and the connecting shaft are respectively connected with the right wall of the wire inlet in a rotating mode through bearings.

As a further aspect of the present invention: a plurality of shielding strips are inserted in the first shielding layer at equal distances, and the shielding strips are made of aluminum foils.

Compared with the prior art, the beneficial effects of the utility model are that:

the heat shrink tube with the shielding function of the utility model is provided with the first shielding layer, the second shielding layer and the shielding strip to shield the cable in the heat shrink tube together, so that the shielding effect is better; meanwhile, an upper progressive wheel and a lower progressive wheel are arranged in the wiring port to convey the cable, so that the cable can automatically penetrate into the heat-shrinkable tube, time and labor are saved, and convenience and rapidness are realized.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the present invention.

Fig. 3 is a schematic view of the internal structure of the middle wire inlet of the present invention.

Fig. 4 is a schematic perspective view of the present invention.

In the figure: 1-heat shrinkable tube, 11-heat shrinkable tube body, 12-waterproof layer, 13-fireproof flame-retardant layer, 14-first shielding layer, 15-second shielding layer, 16-insulating layer, 17-shielding strip, 2-wire inlet, 3-motor, 4-rotating shaft, 5-upper progressive wheel, 6-driving gear, 7-driven gear, 8-connecting shaft and 9-lower progressive wheel.

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.

It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, etc. in a certain specific posture, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, if a description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, in an embodiment of the present invention, a heat shrinkable tube with a shielding function includes a heat shrinkable tube 1, the heat shrinkable tube 1 includes a heat shrinkable tube main body 11, a fireproof flame-retardant layer 13 is fixedly connected to an outer ring of the heat shrinkable tube main body 11 through a waterproof layer 12, a second shielding layer 15 is fixedly connected to an outer ring of the fireproof flame-retardant layer 13 through a first shielding layer 14, and an insulating layer 16 is fixedly installed on an outer ring of the second shielding layer 15; the head end of the heat shrinkable tube 1 is connected with a wire inlet 2, the upper end of the inner wall of the left side of the wire inlet 2 is fixedly provided with a motor 3, the output end of the motor 3 is fixedly connected with a rotating shaft 4, one end of the rotating shaft 4, far away from the motor 3, movably penetrates through the right wall of the wire inlet 2 and extends to the outside of the wire inlet 2, and the right end of the rotating shaft 4 is fixedly provided with a driving gear 6; the lower end of the inner wall of the left side of the wire inlet 2 is rotatably connected with a connecting shaft 8 through a bearing seat, the right end of the connecting shaft 8 movably penetrates through the right wall of the wire inlet 2 and extends to the outside of the wire inlet 2, and a driven gear 7 meshed with the driving gear 6 is fixedly arranged at the right end of the connecting shaft 8; an upper progressive wheel 5 is fixedly installed on the rotating shaft 4, and a lower progressive wheel 9 is fixedly installed on the connecting shaft 8.

Furthermore, the head end of the heat shrinkable tube 1 is detachably connected with the wire inlet 2.

Further, the detachable connection mode between the heat shrinkable tube 1 and the wire inlet 2 is a threaded connection.

Further, the rotating shaft 4 and the connecting shaft 8 are respectively connected with the right wall of the wire inlet 2 through bearings in a rotating mode.

Example 2

Referring to fig. 1, in order to improve the shielding effect of the heat shrinkable tube with shielding function of the present invention, the present embodiment is further improved based on embodiment 1, and the improvement is: a plurality of shielding strips 17 are inserted in the first shielding layer 14 at equal distances, and the shielding strips 17 are made of aluminum foil.

The utility model discloses a theory of operation is: when the heat shrinkable tube with the shielding function of the utility model is used, firstly, a cable is inserted into the heat shrinkable tube 1, one end of the cable can be inserted into the wire inlet 2 firstly, so that the head end of the cable passes between the upper progressive wheel 5 and the lower progressive wheel 9, and at the moment, the upper progressive wheel 5 and the lower progressive wheel 9 are respectively abutted against two sides of the upper side of the cable; the motor 3 is started, the motor 3 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the upper progressive wheel 5 to rotate, meanwhile, the upper progressive wheel 5 drives the driving gear 6 to rotate, the driving gear 6 drives the driven gear 7 to rotate reversely, the driven gear 7 drives the connecting shaft 8 to rotate, and the connecting shaft 8 drives the lower progressive wheel 9 to rotate, so that the upper progressive wheel 5 and the lower progressive wheel 9 rotate reversely at the same time, and in the process of reverse rotation of the upper progressive wheel 5 and the lower progressive wheel 9, the upper progressive wheel 5 and the lower progressive wheel 9 continuously transmit cables to the heat shrinkable tube 1, so that the cables automatically penetrate into the heat shrinkable tube 1, and the operation is convenient and rapid; the waterproof layer 12 in the heat shrinkable tube 1 can play a waterproof function, so that the cable is not affected by damp; the fireproof flame-retardant layer 13 can prevent the cable from burning at high temperature or near the flame; the first shielding layer 14, the second shielding layer 15 and the shielding strip 17 work together, so that the cable is not interfered by external signals, and normal operation is kept; the insulating layer 16 can prevent the electric shock phenomenon from occurring when the working personnel are in wiring or maintenance, and is safer.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A heat shrinkable tube with a shielding function comprises a heat shrinkable tube (1) and is characterized in that the heat shrinkable tube (1) comprises a heat shrinkable tube main body (11), the outer ring of the heat shrinkable tube main body (11) is fixedly connected with a fireproof flame-retardant layer (13) through a waterproof layer (12), the outer ring of the fireproof flame-retardant layer (13) is fixedly connected with a second shielding layer (15) through a first shielding layer (14), and the outer ring of the second shielding layer (15) is fixedly provided with an insulating layer (16); the head end of the heat shrinkable tube (1) is connected with a wire inlet (2), the upper end of the inner wall of the left side of the wire inlet (2) is fixedly provided with a motor (3), the output end of the motor (3) is fixedly connected with a rotating shaft (4), one end of the rotating shaft (4) far away from the motor (3) movably penetrates through the right wall of the wire inlet (2) and extends to the outside of the wire inlet (2), and the right end of the rotating shaft (4) is fixedly provided with a driving gear (6); the lower end of the inner wall of the left side of the wire inlet (2) is rotatably connected with a connecting shaft (8) through a bearing seat, the right end of the connecting shaft (8) movably penetrates through the right wall of the wire inlet (2) and extends to the outside of the wire inlet (2), and a driven gear (7) meshed with the driving gear (6) is fixedly mounted at the right end of the connecting shaft (8); an upper progressive wheel (5) is fixedly mounted on the rotating shaft (4), and a lower progressive wheel (9) is fixedly mounted on the connecting shaft (8).

2. The heat shrinkable tube with shielding function according to claim 1, wherein the head end of the heat shrinkable tube (1) is detachably connected to the wire inlet (2).

3. The heat shrinkable tube with shielding function according to claim 2, wherein the detachable connection between the heat shrinkable tube (1) and the wire inlet (2) is a threaded connection.

4. The heat shrinkable tube with shielding function according to claim 1, wherein the rotation shaft (4) and the connection shaft (8) are rotatably connected to the right wall of the wire inlet (2) through bearings, respectively.

5. The heat shrinkable tube with shielding function according to claim 1, wherein a plurality of shielding strips (17) are inserted in the first shielding layer (14) at a medium distance, and the material of the shielding strips (17) is aluminum foil.