CN209390386U - A kind of heating coil - Google Patents
A kind of heating coil Download PDFInfo
- Publication number
- CN209390386U CN209390386U CN201822165854.1U CN201822165854U CN209390386U CN 209390386 U CN209390386 U CN 209390386U CN 201822165854 U CN201822165854 U CN 201822165854U CN 209390386 U CN209390386 U CN 209390386U
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- CN
- China
- Prior art keywords
- heater
- heating coil
- outside
- free end
- heating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of heating coil, belongs to heating device technology area.It solves the problems such as existing heating coil cannot be applicable in interior external heat and inconvenient dismounting.This heating coil, including tubular heater and the heat conducting sleeve being made from a material that be thermally conductive being wrapped in outside heater, heat conducting sleeve turns down to form outside portion, inside portion and the interconnecting piece with inside portion and outside portion integrally connected around the side wall of heater, heater one end is closed end, the other end of heater is installation end, connecting portion in outside closed end, fix at installation end by the free end of inside portion and the free end of outside portion.This heating coil can adapt to the use of interior external heat and dismounting is easy to maintenance.
Description
Technical field
The utility model belongs to heating device technology area, is related to a kind of heating coil.
Background technique
Heater is the equipment for heating object, is one kind of heat exchanger.Heating coil is a portion in heater
Point, also known as electric heating coil or fever encloses, and heater is made with thermo electric material, converts electrical energy into the effect that thermal energy reaches heating
Fruit.
Chinese patent literature data disclose propose a kind of heating coil [application No. is: 96200214.3, notification number are as follows:
2266248Y], including heater, power outlet, stainless steel outer cover, heater are made of mica sheet support heating wire, are generated heat
Body is formed by bending cylindrical shape, and micarex insulator is arranged in the inside of heater, and stainless steel protection cover is arranged in the outside of heater, no
Rust steel protective cover is fixed by screw.
When installation, first screw is unscrewed, after object to be heated is placed into the inside of heating coil, then by screw-driving,
To make heated material be tightly attached on the medial surface of heating coil.When usually using this heating coil, only in the inside of heating coil
It places object to be heated to be heated, and is not used in heating on the outside of heating coil, be easy to cause heat waste too many in this way.In order to
Using the heat on the outside of heating coil, need that heated material is installed in the outside of heating coil.It is to be added on the inside of heating coil by being located at
Hot object is known as inside object, will be located at the heated material on the outside of heating coil and is known as outside object, and needing when installation will heating
Circle is inserted between inside object and outside object, and when repair demolition needs heating coil between inside object and outside object
Extraction be easy to cause micarex insulator, heater, the dislocation between stainless steel outer cover during insertion and extraction.It is existing
Some heating coils can not adapt to the use of interior external heat, and the structure of heating coil has much room for improvement.
Summary of the invention
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, to propose a kind of heating coil, solution
Technical problem is so that heating coil is adapted to the use of interior external heat and dismount easy to maintenance.
The purpose of this utility model can be realized by the following technical scheme:
A kind of heating coil, including tubular heater, which is characterized in that heating coil further includes being wrapped in outside heater
The heat conducting sleeve being made from a material that be thermally conductive, the heat conducting sleeve turned down around the side wall of heater to be formed outside portion, inside portion and with
The interconnecting piece of inside portion and outside portion integrally connected, described heater one end are closed end, and the other end of the heater is peace
End is filled, the connecting portion in outside closed end, fix at installation end by the free end of the inside portion and the free end of outside portion.
When heating coil is installed, it is inserted into closed end by heating coil against the gap between inside object and outside object, tears open
When unloading maintenance, extracted out from installation end by heating coil.Due to being interconnecting piece outside closed end, and interconnecting piece is that heat conducting sleeve passes through fold shape
The outside portion Cheng Bingyu and inside portion integrally connected do not hinder at interconnecting piece heating coil to be inserted into and the structure of extraction；Inside simultaneously
The free end in portion and the free end of outside portion are fixed at installation end, i.e. fixed structure between inside portion and outside portion, are being added
End when gas ket is inserted into, head end when extraction, will not both hinder the insertion of heating coil, will not hinder the extraction of heating coil；
And heater is wrapped in heat conducting sleeve, will not generate mistake between heater and heat conducting sleeve during insertion and extraction
Position.This heating coil can adapt to the use of interior external heat and dismounting is easy to maintenance.
In above-mentioned heating coil, the heater includes heating wire, and the terminals of the heating wire draw from installation end
Out.The terminals of heating wire are drawn from installation end, are avoided terminals from causing to hinder to the insertion and extraction of heating coil, are made to heat
Circle dismounting is easy to maintenance.The medial surface of heating coil and lateral surface can be made preferably to stick on inside object and outside object simultaneously
On, improve the transmission efficiency of heat.
In above-mentioned heating coil, the free end of the inside portion turns down form clinch outward, the clinch overlap joint
On the free end of outer side；Or the free end fold inward of outside portion forms clinch, the clinch is overlapped on inside
On the free end in portion.Clinch is turned down outward by inside portion to be formed or is formed by outside portion fold inward, and the knot of heat conducting sleeve is made
Structure is more stable, prevent heat conducting sleeve into and out during deform, to be conducive to keep heating coil convenient for disassembly and assembly.
In above-mentioned heating coil, the heater further includes the cylinder being made of insulating material, inside and outside the heating wire
It is wound on the side wall of cylinder.By barrel support heating wire, stablize heating element structure.Cylinder is wound on inside and outside heating wire
On side wall, the electric-heating-wire-heating that inside object is located on the inside of cylinder, the electric-heating-wire-heating that outside object is located on the outside of cylinder,
This heating coil is further set to adapt to inside and outside while heating use, and heating process can stablize progress.
In above-mentioned heating coil, the heat conducting sleeve is made of stainless steel material, and the cylinder is made of mica sheet curling.
Mica sheet has the performance of insulating heat-conductive, it is possible to reduce a possibility that short circuit, the structural strength of stainless steel material occur for heating wire
Height, the progress being beneficial for disassembly and assembly, while stainless steel material good heat conductivity, are conducive to quickly heat.
In above-mentioned heating coil, inside insulating trip that can be thermally conductive, institute are provided between the inside portion and heater
State be provided between outside portion and heater can be thermally conductive outside insulating trip.Inside insulating trip and outside insulating trip are by heater
A possibility that separating reduction short circuit with heat conducting sleeve, makes heating coil the operation is stable.Inside insulating trip and outside insulating trip can be by clouds
The heat-conducting insulation materials such as master slice or heat-conducting silica gel sheet are made.
Compared with prior art, the utility model has the advantage that
Heat conducting sleeve turns down to form outside portion, inside portion and integrally connect with inside portion and outside portion around the side wall of heater
The interconnecting piece connect, connecting portion is in outside the closed end of heater, and the free end of inside portion and the free end of outside portion are in heater
Installation end at fix, make heating coil can adapt to interior external heat use and dismounting it is easy to maintenance.The terminals of heating wire from
It is drawn at the installation end of heater, further makes heating coil convenient for disassembly and assembly.
Detailed description of the invention
Fig. 1 is the perspective view of this heating coil；
Fig. 2 is the cross-sectional structural schematic diagram of this heating coil；
Fig. 3 is the vertical profile structural schematic diagram of this heating coil.
In figure, 1, heater；1a, closed end；1b, installation end；2, heat conducting sleeve；2a, outside portion；2b, interconnecting piece；It is 2c, interior
Side；2d, clinch；3, heating wire；3a, terminals；4, cylinder；5, inside insulating trip；6, outside insulating trip.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in Figure 1-Figure 3, a kind of heating coil, including tubular heater 1, heater 1 include heating wire 3 and cylinder
4, cylinder 4 is made of insulating material, and generally curls into tubular, coiling inside and outside heating wire 3 by mica sheet or heat-conducting silica gel sheet
On the side wall of cylinder 4.Cylinder 4 can also be thermal conductive ceramic cylinder, and 3 helically coiling of heating wire is simultaneously sleeved on 4 outside of cylinder and inserts
Mounted in the inside of cylinder 4.1 one end of heater is closed end 1a, and the other end of heater 1 is installation end 1b.
Heating coil further includes the heat conducting sleeve 2 being made from a material that be thermally conductive being wrapped in outside heater 1, and heat conducting sleeve 2 is by stainless steel
Sheet material or aluminum alloy sheet are made.Heat conducting sleeve 2 turned down around the side wall of heater 1 to be formed outside portion 2a, inside portion 2c and
It is located at outside the 1a of closed end with the interconnecting piece 2b of inside portion 2c and outside portion 2a integrally connected, interconnecting piece 2b, the freedom of inside portion 2c
End and the free end of outside portion 2a are fixed at installation end 1b.The free end of inside portion 2c turns down form clinch 2d outward, takes
Socket part 2d is overlapped on the free end of outside portion 2a；Or the free end fold inward of outside portion 2a forms clinch 2d, overlap joint
Portion 2d is overlapped on the free end of inside portion 2c.The terminals 3a of heating wire 3 is drawn from installation end 1b.Inside portion 2c and fever
It is provided with inside insulating trip 5 that can be thermally conductive between body 1, outside that can be thermally conductive is provided between outside portion 2a and heater 1
Insulating trip 6, inside insulating trip 5 and outside insulating trip 6 can be made of heat-conducting insulation materials such as mica sheet or heat-conducting silica gel sheets.
There is docking area on the side wall of heat conducting sleeve 2, be provided with weld seam or butt seam on docking area.
It is that when producing heating coil, first cylinder 4 is unfolded on mica sheet for coiling heating wire 3 by heater 1, it is then electric
Heated filament 3 is wound on 4 side wall of cylinder, then inside insulating trip 5 and outside insulating trip 6 are placed on to the two sides of heater 1, then will
After the sheet material expansion of heat conducting sleeve 2, heater 1 is placed on the sheet material of heat conducting sleeve 2, later turns over the sheet material of heat conducting sleeve 2
Folding makes heater 1 be wrapped in inside, heat conducting sleeve 2 and 1 entirety of heater is finally curled into tubular, the head and the tail of heat conducting sleeve 2 are right
The place of connecing is welded and fixed, or retains butt seam.
When heating coil, inside object and outside object are assembled, make closed end 1a against inside object and outside object
Heating coil is inserted by the gap between body.After installing, the heating wire 3 that inside object can be located at 4 inside of cylinder is heated, outside
The heating wire 3 that side object can be located at 4 outside of cylinder heats.When detachable maintaining, extracted out from installation end 1b by heating coil.Due to
Interconnecting piece 2b outside the 1a of closed end, and interconnecting piece 2b be heat conducting sleeve 2 formed by fold and with outside portion 2a and inside portion 2c mono-
Body connects, the structure at interconnecting piece 2b without hindering heating coil insertion and extracting out；The free end and outside portion of inside portion 2c simultaneously
The free end of 2a is fixed at installation end 1b, the fixed structure between such inside portion 2c and outside portion 2a, will not both hinder to add
The insertion of gas ket will not hinder the extraction of heating coil.And heater 1 is wrapped in heat conducting sleeve 2, what is be inserted into and extract out
Dislocation will not be generated between heater 1 and heat conducting sleeve 2 in the process.And the terminals 3a of heating wire 3 draws from installation end 1b
Out, terminals 3a is avoided to cause to hinder to the insertion and extraction of heating coil.This heating coil can adapt to interior external heat use and
It dismounts easy to maintenance.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (6)
1. a kind of heating coil, including tubular heater (1), which is characterized in that heating coil further includes being wrapped in heater (1)
The outer heat conducting sleeve (2) being made from a material that be thermally conductive, the heat conducting sleeve (2) turn down to form outside portion around the side wall of heater (1)
(2a), inside portion (2c) and interconnecting piece (2b) with inside portion (2c) and outside portion (2a) integrally connected, the heater (1)
One end is closed end (1a), and the other end of the heater (1) is installation end (1b), and the interconnecting piece (2b) is located at closed end
(1a) outside, the free end of the inside portion (2c) is fixed at installation end (1b) with the free end of outside portion (2a).
2. heating coil according to claim 1, which is characterized in that the heater (1) includes heating wire (3), the electricity
The terminals (3a) of heated filament (3) are drawn at installation end (1b).
3. heating coil according to claim 1 or 2, which is characterized in that the free end of the inside portion (2c) turns down outward
It is formed clinch (2d), the clinch (2d) is overlapped on the free end of outside portion (2a)；Or the freedom of outside portion (2a)
Fold inward is held to form clinch (2d), the clinch (2d) is overlapped on the free end of inside portion (2c).
4. heating coil according to claim 2, which is characterized in that the heater (1) further includes being made of insulating material
Cylinder (4), the heating wire (3) is inside and outside to be wound on the side wall of cylinder (4).
5. heating coil according to claim 4, which is characterized in that the heat conducting sleeve (2) is made of stainless steel material, described
Cylinder (4) is made of mica sheet curling.
6. heating coil according to claim 1 or 2, which is characterized in that set between the inside portion (2c) and heater (1)
It is equipped with inside insulating trip (5) that can be thermally conductive, outside that can be thermally conductive is provided between the outside portion (2a) and heater (1)
Insulating trip (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165854.1U CN209390386U (en) | 2018-12-21 | 2018-12-21 | A kind of heating coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165854.1U CN209390386U (en) | 2018-12-21 | 2018-12-21 | A kind of heating coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209390386U true CN209390386U (en) | 2019-09-13 |
Family
ID=67872692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822165854.1U Expired - Fee Related CN209390386U (en) | 2018-12-21 | 2018-12-21 | A kind of heating coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209390386U (en) |
-
2018
- 2018-12-21 CN CN201822165854.1U patent/CN209390386U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190913 Termination date: 20211221 |