Welding and tail-sealing device for heat-shrinkable sleeve

Abstract

The utility model discloses a heat-shrinkable sleeve welding tail-sealing device which comprises a welding pipe, a heat-shrinkable sleeve and a protection pipe, the heat-shrinkable sleeve and the protection pipe are partially inserted into an inner cavity of the welding pipe, the heat-shrinkable sleeve is arranged outside the protection pipe in a sleeved mode, and a heating shell is fixedly connected to the inner wall of the welding pipe. A plurality of sets of evenly-distributed heating rings are fixedly connected into a cavity formed by the heating shell and the welding pipe, two sets of containing shells are fixedly connected to the surface of the welding pipe, cutting tool bits are arranged in inner cavities of the containing shells, and linkage rods are fixedly connected to the top ends of the cutting tool bits. The linkage rod is pressed through the pressing piece to drive the cutting tool bit to cut the redundant part of the heat-shrinkable sleeve, the multiple sets of heating rings are started at the same time, the multiple sets of heating rings emit heat for heating, the welding pipe is made of a heat insulation material, temperature is prevented from being lost to the outside, meanwhile, operators are protected, and scalding is avoided; and the heating shell is made of a heat conduction material, so that uniform heating of the heat-shrinkable sleeve is ensured, and welding end-capping operation is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat shrink sleeve technical field, concretely is a kind of heat shrink sleeve welding tail sealing device. BACKGROUND

[0002] Heat shrink sleeve is a special polyolefin material heat shrink sleeve, also can be called EVA material. It has high-temperature shrinkage, soft flame-retardant, insulation anticorrosion and other functions, the common use method of heat shrink sleeve is to be sleeved on the object needing protection or insulation, then it is shrunk by hot air gun, tightly adheres to object surface, to play the role of protection, insulation, sealing etc.

[0003] But the temperature of hot air gun is difficult to control accurately, leading to uneven heating of heat shrink sleeve, local temperature is too high can make sleeve excessive shrinkage, deformation or even scorching, and temperature is too low can lead to incomplete shrinkage, affect insulation and protection effect, and handheld hot air gun is relatively slow during processing, especially in the case of needing to process a large number of heat shrink sleeves, low working efficiency.

[0004] Therefore, we propose a kind of heat shrink sleeve welding tail sealing device to solve the above problems. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of heat shrink sleeve welding tail sealing device to solve the problems presented in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of heat shrink sleeve welding tail sealing device, including welding pipe and part of the heat shrink sleeve and protective tube inserted in the inner chamber of welding pipe, the heat shrink sleeve is sleeved in the outside of protective tube, the inner wall of welding pipe is fixedly connected with heating shell, and the cavity formed by heating shell and welding pipe is fixedly connected with multiple groups of evenly distributed heating rings;

[0007] The surface of welding pipe is fixedly connected with two groups of placing shell, and cutting tool bit is arranged in the inner chamber of placing shell, the top of cutting tool bit is fixedly connected with linkage rod.

[0008] Preferably, the top of cutting tool bit is fixedly connected with reset spring, linkage rod extends to the outside by passing through reset spring and placing shell and is fixedly connected with pressing piece, and the top of reset spring is fixedly connected with the inner wall of placing shell.

[0009] Preferably, the one end of welding pipe is provided with through slot, and welding pipe is slidably equipped with cleaning disc, and the surface of cleaning disc is fixedly connected with pushing handle.

[0010] Preferably, the welding pipe is made of heat-insulating material, and the heating shell is made of heat-conducting material.

[0011] Preferably, the cleaning disc is adapted to the diameter of the heating shell.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] Through the press piece press linkage lever drive cutting knife head to the excess part of heat shrink sleeve cutting, simultaneously start multiple groups of heating ring, multiple groups of heating ring send heat to heat, the welded pipe is heat insulation material, avoid temperature loss to the outside while also stack operator protection, avoid scald, the heating shell is heat conduction material guarantee to the uniform heating of heat shrink sleeve, realize welding tail end operation. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the structure schematic diagram of the front view section of the utility model;

[0015] Fig. 2 It is the structure schematic diagram of the left view section of the utility model.

[0016] In the drawing: 1, welded pipe;2, heat shrink sleeve;3, protection pipe;4, heating shell;5, heating ring;6, place shell;7, cutting knife head;8, linkage lever;9, reset spring;10, press piece;11, cleaning disc;12, push handle. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0018] Please refer to Figs. 1-2 The utility model provides a kind of technical scheme: a heat shrink sleeve welding tail end device, including welded pipe 1 and part of heat shrink sleeve 2 and protection pipe 3 being inserted in the inner cavity of welded pipe 1, when needing to weld tail end of protection pipe 3, heat shrink sleeve 2 and protection pipe 3 are inserted into the inner cavity of welded pipe 1, heat shrink sleeve 2 is wrapped protection pipe 3, and heat shrink sleeve 2 extension part exceeds the bottom covered by protection pipe 3;

[0019] Through the press piece 10 press linkage lever 8 drive cutting knife head 7 to the excess part of heat shrink sleeve 2 cutting, simultaneously start multiple groups of heating ring 5, multiple groups of heating ring 5 send heat to heat, welded pipe 1 is heat insulation material, avoid temperature loss to the outside while also stack operator protection, avoid scald, heating shell 4 is heat conduction material guarantee to the uniform heating of heat shrink sleeve 2, realize welding tail end operation;

[0020] When the cutting knife head 7 finishes cutting the heat shrink sleeve 2, the reset spring 9 is retracted to drive the cutting knife head 7 to reset, and after the work is completed, the cleaning disc 11 is inserted into the inner cavity of the heating shell 4 through the slot and the push handle 12, and the cleaning disc 11 is tightly abutted with the inner wall of the heating shell 4, so that the surface of the heating shell 4 can be cleaned, and the impurities on the surface of the heating shell 4 are avoided to affect the welding of the tail.

[0021] Principle: when the protection tube 3 needs to be welded and sealed, the heat shrink sleeve 2 and the protection tube 3 are inserted into the inner cavity of the welding tube 1, the heat shrink sleeve 2 wraps the protection tube 3, and the extended part of the heat shrink sleeve 2 covers the bottom of the protection tube 3, the cutting knife head 7 is cut by pressing the pressing piece 10 to press the linkage rod 8, and the cutting knife head 7 is cut, and a plurality of heating rings 5 are started, and the plurality of heating rings 5 emit heat to heat, the welding tube 1 is heat insulation material, which avoids temperature loss to the outside and protects the operator, avoids scalding, the heating shell 4 is heat conduction material, which ensures uniform heating of the heat shrink sleeve 2, realizes welding and sealing operation, and after the cutting knife head 7 finishes cutting the heat shrink sleeve 2, the reset spring 9 is retracted to drive the cutting knife head 7 to reset, and after the work is completed, the cleaning disc 11 is inserted into the inner cavity of the heating shell 4 through the slot and the push handle 12, and the cleaning disc 11 is tightly abutted with the inner wall of the heating shell 4, so that the surface of the heating shell 4 can be cleaned, and the impurities on the surface of the heating shell 4 are avoided to affect the welding of the tail, and the temperature of the hot air gun is difficult to accurately control, which causes the heat shrink sleeve to be unevenly heated, and the local temperature is too high, which may cause the sleeve to be excessively shrunk, deformed or even burned, and the temperature is too low, which may cause incomplete shrinkage, affect the insulation and protection effect, and the handheld hot air gun is relatively slow, especially in the case of processing a large number of heat shrink sleeves, the working efficiency is low.

[0022] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A heat shrink sleeve welding tail sealing device, comprising a welding tube (1) and a heat shrink sleeve (2) and a protective tube (3) partially inserted into the inner cavity of the welding tube (1), characterized in that: The heat shrinkable sleeve (2) is sleeved outside the protection tube (3), the welding pipe (1) is fixedly connected with the heating shell (4) on the inner wall, and the cavity formed by the heating shell (4) and the welding pipe (1) is fixedly connected with a plurality of groups of evenly distributed heating rings (5); The welding pipe (1) is fixedly connected with two groups of placement shells (6) on the surface, and the inner cavities of the placement shells (6) are each provided with a cutting knife head (7), and the top ends of the cutting knife heads (7) are fixedly connected with linkage rods (8).

2. A heat shrink sleeve weld tail sealing device according to claim 1, characterised in that: The top of the cutting knife head (7) is fixedly connected with a reset spring (9), the linkage rod (8) penetrates through the reset spring (9), extends to the outside through the placement shell (6), and is fixedly connected with a pressing piece (10), and the top end of the reset spring (9) is fixedly connected with the inner wall of the placement shell (6).

3. A heat shrink sleeve weld tail sealing device as defined in claim 1, wherein: The welding pipe (1) is provided with a through groove at one end, the welding pipe (1) is slidingly assembled with a cleaning disc (11), and the cleaning disc (11) is fixedly connected with a pushing handle (12) on the surface.

4. A heat shrink sleeve weld tail sealing device as defined in claim 1, wherein: The welding pipe (1) is made of heat insulation material, and the heating shell (4) is made of heat conduction material.

5. A heat shrink sleeve weld tail sealing device as defined in claim 3, wherein: The diameter of the cleaning disc (11) is matched with the heating shell (4).

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