CN218197032U

CN218197032U - Heating device for thermal shrinkable sleeve for connecting polyethylene corrugated pipe

Info

Publication number: CN218197032U
Application number: CN202221130789.9U
Authority: CN
Inventors: 王金荣; 赵晨晟; 王占益; 张家霖; 蒲敬文
Original assignee: Gansu Construction Investment Civil Engineering Construction Group Co ltd
Current assignee: Gansu Construction Investment Civil Engineering Construction Group Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2023-01-03
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses a heating device for connect thermal shrinkable sleeve of polyethylene bellows relates to thermal shrinkable sleeve heating device technical field, including two semicircle cavitys and controller, two semicircle cavitys are mirror symmetry and distribute, and the opposite side of two semicircle cavitys is the opening form, and the inside of two semicircle cavitys all is provided with the arc, and the opposite side of two arc all is seted up flutedly, and the inside of two recesses all is fixedly connected with the heating wire, and the opposite side of two semicircle cavitys all is fixedly connected with heat conduction insulation layer; the outside of pyrocondensation cover is arranged in to two semicircle cavitys, and the heating wire heats after the circular telegram, and the heat of heating wire passes through heat conduction insulation layer and transmits to the pyrocondensation cover, and then carries out the even heating to the pyrocondensation cover outer wall, simultaneously because do not use naked light in the heating process, reducible partial potential safety hazard, two semicircle cavitys that can open and shut make the heater use convenient.

Description

Heating device for thermal shrinkable sleeve for connecting polyethylene corrugated pipe

Technical Field

The utility model relates to a thermal shrinkable sleeve heating device technical field, more specifically relate to a heating device for be used for connecting the thermal shrinkable sleeve of polyethylene bellows.

Background

The thermal shrinkable sleeve is formed by compounding a radiation crosslinking polyolefin substrate and a special sealing hot melt adhesive, and has excellent wear resistance, corrosion resistance, impact resistance and good ultraviolet resistance and light aging resistance. The heat shrinkable sleeve can be heated and used for connecting the polyethylene corrugated pipe, and when the heat shrinkable sleeve is heated and installed, the inner composite glue layer is melted and tightly coated outside the corrugated pipe while the base material is radially shrunk.

At present, the heating mode of the thermal shrinkable sleeve in the industry is generally heated by open fire of a liquefied gas flame gun, and the defect that 1. The danger coefficient of the open fire operation of a construction site is high, and the safety of operating personnel can not be ensured; 2. the fire operation in the construction site needs to apply for fire operation approval to all levels of units, and the process is complex; 3. the problems of nonuniform heating, bulging or carbonization of the thermal shrinkable sleeve caused by overheating easily occur when the thermal shrinkable sleeve is burnt and melted by a spray gun, and the heating temperature of the thermal shrinkable sleeve is not favorably controlled, so that the engineering quality is influenced; 4. the liquefied gas tank needs to be moved back and forth on the construction site, and convenient operation is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an: in order to solve the technical problem, the utility model provides a heating device for be used for connecting the thermal shrinkable sleeve of polyethylene bellows heats the thermal shrinkable sleeve through the electric heat silk, and the naked light does not appear in the heating process, and the heating is even, it is convenient to use.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme: the utility model provides a heating device for be used for connecting thermal shrinkable sleeve of polyethylene bellows, includes two semicircle cavitys and controller, two the semicircle cavity is mirror symmetry and distributes, two one side that the semicircle cavity is relative is the opening form, two the inside of semicircle cavity all is provided with the arc, two the recess has all been seted up to one side that the arc is relative, two the equal fixedly connected with heating wire in inside of recess, two the equal fixedly connected with heat insulating layer in one side that the semicircle cavity is relative.

In order to make two semicircle cavities open and shut, and then the accuracy is placed in the outside that needs the heating part, as the utility model relates to a heating device for connecting the thermal shrinkable sleeve of polyethylene bellows is preferred, two semicircle cavity outer wall hinged joint has the hinge.

In order to make things convenient for the staff to remove whole heater, as the utility model relates to a heating device for connecting the thermal shrinkable sleeve of polyethylene bellows is preferred, two one side that the semicircle cavity carried on the back mutually all is fixed with the handle.

For the convenience provides the electric energy for the heater, as the utility model relates to a heating device for connecting thermal shrinkable sleeve of polyethylene bellows is preferred, the access mouth electric connection of controller has the access line, the export electric connection that connects of controller has two to connect out the line, two the other end that connects out the line runs through two semicircle cavitys respectively and respectively with two heating wire electric connection.

In order to conveniently control the switch and the temperature of heater, as the utility model relates to a heating device for connecting the thermal shrinkable sleeve of polyethylene bellows is preferred, display screen and a plurality of control key are installed to the outer wall of controller.

In order to make the semicircle cavity reach thermal-insulated heat retaining effect, conduct the utility model relates to a heating device for connecting the thermal shrinkable sleeve of polyethylene bellows is preferred, two the material of semicircle cavity is phenolic resin.

The utility model has the advantages as follows:

1. the two semicircular cavities are arranged on the outer side of the heat shrinkable sleeve, the heating wire is heated after being electrified, and the heat of the heating wire is transferred to the heat shrinkable sleeve through the heat conducting insulating layer, so that the outer wall of the heat shrinkable sleeve is uniformly heated;

2. as naked flame is not used in the heating process, part of potential safety hazards can be reduced, and the semicircular cavity is made of phenolic resin which has good acid resistance, mechanical property and heat resistance, so that the semicircular cavity can achieve the heat insulation effect, workers are prevented from being scalded by the outer wall of the heater, and the personal safety of the workers is further guaranteed;

3. the two semicircular cavities can be opened and closed through the hinge, so that the semicircular cavities can be quickly located at the positions needing heating, and the handles are arranged to facilitate the carrying and moving of the heater by workers, so that the effect of convenience in use is achieved.

Drawings

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

FIG. 2 is a cross-sectional view of two semi-circular cavities;

FIG. 3 is a schematic view at A of FIG. 2;

FIG. 4 is a schematic view of a bellows and heat shrink sleeve configuration;

fig. 5 is a schematic view of a split structure of the semicircular cavity, the arc-shaped plate, the heating wire and the heat-conducting insulating layer.

Reference numerals: 1. a semicircular cavity; 2. an arc-shaped plate; 201. a groove; 3. an electric heating wire; 4. a thermally conductive insulating layer; 5. a hinge; 6. a handle; 7. a controller; 701. an access line; 702. a wire is connected; 703. a display screen; 704. a control key; 8. a bellows; 9. and (4) heat-shrinkable sleeves.

Detailed Description

The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided to explain the invention, but not to limit the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a heating device for be used for connecting thermal shrinkable sleeve of polyethylene bellows, includes two semicircle cavities 1 and controller 7, and two semicircle cavities 1 are mirror symmetry and distribute, and two relative one sides of semicircle cavity 1 are the opening form, and two relative inside of semicircle cavity 1 all are provided with arc 2, and recess 201 has all been seted up to two relative one sides of arc 2, and the equal fixedly connected with heating wire 3 in two recesses 201's inside, the equal fixedly connected with heat insulating layer 4 in one relative side of two semicircle cavities 1.

In this embodiment: when connecting two bellows 8, be close to two 8 relative one ends of bellows, then 9 suits of thermal shrinkable sleeve are in the outside of connection end, arrange two semicircle cavity 1 in the outside of thermal shrinkable sleeve 9 again, the heating of 3 circular telegram postheats of heating wire, the heat of heating wire 3 passes through heat conduction insulating layer 4 and transmits to the thermal shrinkable sleeve, and then carry out the even heating to thermal shrinkable sleeve 9 outer wall, simultaneously because the heating process in does not use naked light, reducible part potential safety hazard, be phenolic resin through the material that sets up semicircle cavity 1, phenolic resin has good acid resistance, mechanical properties and heat resistance, consequently, can make semicircle cavity 1 reach thermal-insulated heat retaining effect, and then avoid the staff to be scalded by the heater outer wall, further ensured staff's personal safety.

As a technical optimization scheme of the utility model, 1 outer wall hinged joint of two semicircle cavities has hinge 5, and one side that two semicircle cavities 1 carried on the back mutually all is fixed with handle 6.

In this embodiment: two semicircle cavities 1 can open and shut through setting up hinge 5, and then make it be located the position that needs the heating fast, can make things convenient for the staff to carry and remove the heater through setting up handle 6 to reach the convenient effect of use.

As the utility model discloses a technical optimization scheme, controller 7's access mouth electric connection has access line 701, and controller 7's the export electric connection that connects has two to connect out line 702, and two other ends that connect out line 702 run through two semicircle cavities 1 respectively and respectively with two heating wire 3 electric connection, and display screen 703 and a plurality of control key 704 are installed to controller 7's outer wall.

In this embodiment: in the operation process of the heater, a worker can observe the numerical value of the heating temperature of the heater at the current stage through the display screen 703 outside the controller 7, and the control keys 704 comprise an on-off key, an up-down temperature adjusting key and the like, so that the worker can conveniently control the operation state and the temperature of the heater.

The utility model discloses a theory of operation and use flow: when connecting two bellows 8, be close to two 8 relative one ends of bellows, then 9 suits of thermal shrinkable sleeve are in the outside of connecting the end, open two semicircle cavities 1 again and place in the outside of thermal shrinkable sleeve 9, then merge two semicircle cavities 1, two semicircle cavities 1 constitute complete ring this moment, the plug that will insert line 701 is connected with external socket, rethread control key 704 starts the heater operation, the heat of heating wire 3 passes through heat conduction insulating layer 4 and transmits to the thermal shrinkable sleeve, and then evenly heat thermal shrinkable sleeve 9 outer wall, in the heating process, the numerical value of heater present stage heating temperature is observed to the display screen 703 in staff's accessible controller 7 outside, the diameter reduces and covers on the outer wall of two 8 joints of bellows after the thermal shrinkable sleeve 9 heats, thereby accomplish the connection work of two bellows 8.

The above is to the technical scheme that the utility model provided the embodiment has carried out detailed introduction, and it is right that this paper has used specific individual example the principle and the embodiment of the utility model embodiment to explain, and the explanation of above embodiment only is applicable to help understanding the principle of the embodiment of the utility model, simultaneously, to the general technical staff in this field, according to the utility model embodiment, all have the change part on concrete implementation and application range, to sum up, this description content should not be understood as the restriction of the utility model.

Claims

1. The utility model provides a heating device for be used for connecting thermal shrinkable sleeve of polyethylene bellows, includes two semicircle cavities (1) and controller (7), two semicircle cavity (1) is mirror symmetry and distributes its characterized in that: two one side that semicircle cavity (1) is relative is the opening form, two the inside of semicircle cavity (1) all is provided with arc (2), two recess (201) have all been seted up to one side that arc (2) is relative, two the equal fixedly connected with heating wire (3) in inside of recess (201), two equal fixedly connected with heat insulating layer (4) in one side that semicircle cavity (1) is relative.

2. A heating device for joining heat shrinkable sleeves of polyethylene corrugated tubing as claimed in claim 1, wherein: the hinge (5) is hinged to the outer wall of each of the two semicircular cavities (1).

3. A heating device for heat shrinkable sleeves for joining polyethylene corrugated tubing as claimed in claim 1, wherein: handles (6) are fixed on the opposite sides of the two semicircular cavities (1).

4. A heating device for joining heat shrinkable sleeves of polyethylene corrugated tubing as claimed in claim 1, wherein: the electric heating wire heating device is characterized in that an access port of the controller (7) is electrically connected with an access wire (701), an access port of the controller (7) is electrically connected with two outgoing wires (702), and the other ends of the two outgoing wires (702) penetrate through the two semicircular cavities (1) respectively and are electrically connected with the two heating wires (3) respectively.

5. A heating device for joining heat shrinkable sleeves of polyethylene corrugated tubing as claimed in claim 1, wherein: and a display screen (703) and a plurality of control keys (704) are arranged on the outer wall of the controller (7).

6. A heating device for heat shrinkable sleeves for joining polyethylene corrugated tubing as claimed in claim 1, wherein: the two semicircular cavities (1) are made of phenolic resin.