CN209623196U - A kind of refrigerator aluminium foil heating device - Google Patents
A kind of refrigerator aluminium foil heating device Download PDFInfo
- Publication number
- CN209623196U CN209623196U CN201920239939.1U CN201920239939U CN209623196U CN 209623196 U CN209623196 U CN 209623196U CN 201920239939 U CN201920239939 U CN 201920239939U CN 209623196 U CN209623196 U CN 209623196U
- Authority
- CN
- China
- Prior art keywords
- aluminium foil
- layer
- heater strip
- foil layer
- conducting wire
- 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
Links
- 239000005030 aluminium foil Substances 0.000 title claims abstract description 69
- 238000010438 heat treatment Methods 0.000 title claims abstract description 42
- 239000004642 Polyimide Substances 0.000 claims abstract description 22
- 238000009954 braiding Methods 0.000 claims abstract description 22
- 229920001721 polyimide Polymers 0.000 claims abstract description 22
- 239000011521 glass Substances 0.000 claims abstract description 11
- 239000003365 glass fiber Substances 0.000 claims abstract description 11
- 239000010410 layer Substances 0.000 claims description 100
- 239000012790 adhesive layer Substances 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 239000011888 foil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229920000260 silastic Polymers 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Resistance Heating (AREA)
Abstract
The utility model proposes a kind of refrigerator aluminium foil heating devices, it include: the first aluminium foil layer, second aluminium foil layer, heater strip, first conducting wire, second conducting wire, first aluminium foil layer and the second aluminium foil layer, which are pasted, to be fixed, heater strip is arranged between the first aluminium foil layer and the second aluminium foil layer and pastes fixation with the first aluminium foil layer and the second aluminium foil layer, heater strip both ends are respectively equipped with the first terminals and the second terminals, the one end of first terminals far from heater strip is electrically connected with the first conducting wire, the one end of second terminals far from heater strip is electrically connected with the second conducting wire, heater strip includes the glass fiber rope set gradually from inside to outside, heating wire, braiding layer, polyimide layer, silastic-layer, heating wire is wrapped on glass fiber rope, braiding layer uses glass braiding layer.The utility model reduces the drop of heating wire temperature Yu heater strip surface temperature, to improve the ability of the refrigerator defrost of aluminium foil heating device and temperature-compensating.
Description
Technical field
The utility model relates to heater technical fields, and in particular to a kind of refrigerator aluminium foil heating device.
Background technique
Winter conditions temperature is low, and refrigerator is easy to appear the phenomenon that compressor does not work or work times are less when running, and presses
The contracting machine available machine time is short, and downtime is long, easily causes cryogenic temperature higher, and frozen food cannot freeze completely, thus rotten.For
It solves the problems, such as this, generallys use electric heater to carry out defrost.Its heater element is heating wire, is coated outside heating wire
One layer of thermal insulation layer.The core wire highest heating temperature of the heater strip of common silastic material cladding is not above 105 DEG C at present,
It is unsatisfactory for client's requirement.
Utility model content
Technical problems based on background technology, the utility model proposes a kind of refrigerator aluminium foil heating device.
The utility model proposes a kind of refrigerator aluminium foil heating device, comprising: the first aluminium foil layer, the second aluminium foil layer, plus
Heated filament, the first conducting wire, the second conducting wire, the first aluminium foil layer and the second aluminium foil layer, which are pasted, to be fixed, and heater strip is arranged in the first aluminium foil layer
Fixation is pasted between the second aluminium foil layer and with the first aluminium foil layer and the second aluminium foil layer, heater strip both ends are respectively equipped with first and connect
Line end and the second terminals, the one end of the first terminals far from heater strip are electrically connected with the first conducting wire, and the second terminals are separate to be added
One end of heated filament is electrically connected with the second conducting wire, heater strip include the glass fiber rope set gradually from inside to outside, heating wire, braiding layer,
Polyimide layer, silastic-layer, heating wire are wrapped on glass fiber rope, and braiding layer uses glass braiding layer.
Preferably, polyimide layer outer surface is circumferentially spaced is equipped with multiple equally distributed protrusions, and protrusion is prolonged along axial direction
Stretch, silastic-layer inner surface is circumferentially spaced to be equipped with multiple with the raised groove to match, and groove axially extends, groove with it is convex
It rises and corresponds.
Preferably, further include ground line, ground line one end be electrically connected with the first aluminium foil layer or the second aluminium foil layer, the other end and
The electrical connection of power ground end.
Preferably, the S-type arrangement of heater strip.
Preferably, the first conducting wire and the second conducting wire are fixedly connected on the first aluminium foil layer or the second aluminium foil layer by insulating tape
On.
Preferably, the first aluminium foil layer or the second aluminium foil layer are equipped with adhesive layer far from the side of heater strip, cover on adhesive layer
There is release paper.
The utility model proposes a kind of refrigerator aluminium foil heating device, have the advantages that
(1) pass through the glass fiber rope set gradually from inside to outside, the heating wire being wrapped on glass fiber rope, the braiding of glass braiding layer
Layer, polyimide layer, silastic-layer, glass braiding layer work heating wire while improving heater strip roundness and compactedness
When the heat transfer that generates to polyimide layer, make the not direct heating wire contact of polyimide layer, improve its operating temperature；Glass
Braiding layer braiding layer, polyimide layer, being used cooperatively for silastic-layer reduce heating wire temperature and heater strip surface temperature
Drop, to improve the ability of the refrigerator defrost of aluminium foil heating device and temperature-compensating.
(2) polyimide layer and silastic-layer being in close contact by setting by groove and protrusion can avoid polyimides
The relative movement of layer and silastic-layer and form the gap that can enter moisture or moisture, improve the reliability and safety of heater strip
Property.
(3) by setting ground line, refrigerator aluminium foil heating device security performance is improved.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of refrigerator aluminium foil heating device in heater strip structural schematic diagram.
Fig. 2 be the utility model proposes a kind of refrigerator aluminium foil heating device structural schematic diagram.
Specific embodiment
Referring to Fig.1-2, the utility model proposes a kind of refrigerator aluminium foil heating device, comprising: the first aluminium foil layer 1,
Two aluminium foil layers 2, heater strip 3, the first conducting wire 6, the second conducting wire 7, the first aluminium foil layer 1 and the second aluminium foil layer 2, which are pasted, to be fixed, heater strip
3 are arranged between the first aluminium foil layer 1 and the second aluminium foil layer 2 and paste fixation with the first aluminium foil layer 1 and the second aluminium foil layer 2, add
3 both ends of heated filament are respectively equipped with the first terminals 4 and the second terminals 5, and the one end of the first terminals 4 far from heater strip is led with first
Line 6 is electrically connected, and the one end of the second terminals 5 far from heater strip is electrically connected with the second conducting wire 7, heater strip 3 including from inside to outside according to
Glass fiber rope 31, heating wire 32, braiding layer 33, polyimide layer 34, the silastic-layer 35 of secondary setting, heating wire 32 are wrapped in glass
On rope 31, braiding layer 34 uses glass braiding layer.
In the present invention, pass through the glass fiber rope 31 set gradually from inside to outside, the fever being wrapped on glass fiber rope 31
Silk 32, glass braiding layer braiding layer, polyimide layer 34, silastic-layer 35, glass braiding layer improve 3 roundness of heater strip and
The heat transfer generated when heating wire 32 working while compactedness keeps polyimide layer 34 not direct to polyimide layer 34
Heating wire contact, improves its operating temperature.Polyimides is one of optimal high-molecular organic material of comprehensive performance, and high temperature resistant reaches
400 DEG C or more, -200~300 DEG C of long-term use temperature range, high insulating property.Polyimide layer 34 is playing insulating effect
While transfer heat to silastic-layer 35, make silastic-layer 35 is not direct to contact with heating wire, operating temperature obtains pole
The earth improves, and silicon rubber has humidity resistance, and water or steam is avoided to influence polyimide layer 34, glass braiding layer braiding layer,
Polyimide layer 34, silastic-layer 35 with the use of reducing the drop of 32 temperature of heating wire Yu 3 surface temperature of heater strip, from
And improve the ability of refrigerator defrost and temperature-compensating.
In the present embodiment, 34 outer surface of polyimide layer is circumferentially spaced equipped with multiple equally distributed protrusions, convex
It rises and axially extends, 35 inner surface of silastic-layer is circumferentially spaced to be equipped with the multiple and raised groove to match, and groove is along axial
Extend, groove and protrusion correspond.The polyimide layer 34 and silastic-layer 35 being in close contact by groove with protrusion can be kept away
Exempt from the relative movement of polyimide layer 34 and silastic-layer 35 and form the gap that can enter moisture or moisture, improves heater strip
3 reliability and safety.
It in the present embodiment, further include ground line 8,2 electricity of 8 one end of ground line and the first aluminium foil layer 1 or the second aluminium foil layer
Connection, the other end are electrically connected with power ground end.Ground line is electrically connected with power ground end, and ground connection is reliable, and security performance is high.
In the present embodiment, the S-type arrangement of heater strip 3.The heater strip of S type arrangement compares the heater strip of linear type arrangement
With biggish power.
In the present embodiment, the first conducting wire 6 and the second conducting wire 7 are fixedly connected on the first aluminium foil layer 1 by insulating tape
Or second on aluminium foil layer 2, and the first conducting wire 6 and the second conducting wire 7 is avoided to shake, influence using.
In the present embodiment, the side of the first aluminium foil layer 1 or the second aluminium foil layer 2 far from heater strip 3 is sticked equipped with adhesive layer
Release paper is covered on paste layer.Required position can be pasted into aluminium foil heating device for the refrigerator by opening release paper.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of refrigerator aluminium foil heating device characterized by comprising the first aluminium foil layer (1), the second aluminium foil layer (2), heating
Silk (3), the first conducting wire (6), the second conducting wire (7), the first aluminium foil layer (1) and the second aluminium foil layer (2) are pasted and are fixed, heater strip (3)
It is arranged between the first aluminium foil layer (1) and the second aluminium foil layer (2) and is pasted with the first aluminium foil layer (1) and the second aluminium foil layer (2)
Fixed, heater strip (3) both ends are respectively equipped with the first terminals (4) and the second terminals (5), and the first terminals (4) are far from heating
One end of silk is electrically connected with the first conducting wire (6), and the second terminals (5) are electrically connected far from one end of heater strip with the second conducting wire (7),
Heater strip (3) includes the glass fiber rope (31), heating wire (32), braiding layer (33), polyimide layer set gradually from inside to outside
(34), silastic-layer (35), heating wire (32) are wrapped on glass fiber rope (31), and braiding layer (33) uses glass braiding layer.
2. refrigerator according to claim 1 aluminium foil heating device, which is characterized in that polyimide layer (34) outer surface edge
Circumferentially-spaced to be equipped with multiple equally distributed protrusions, protrusion axially extends, and silastic-layer (35) inner surface is circumferentially spaced to be set
There is the multiple and raised groove to match, groove axially extends, and groove and protrusion correspond.
3. refrigerator according to claim 1 aluminium foil heating device, which is characterized in that further include ground line (8), ground line
(8) one end is electrically connected with the first aluminium foil layer (1) or the second aluminium foil layer (2), and the other end is electrically connected with power ground end.
4. refrigerator according to claim 1 aluminium foil heating device, which is characterized in that heater strip (3) S-type arrangement.
5. refrigerator according to claim 1 aluminium foil heating device, which is characterized in that the first conducting wire (6) and the second conducting wire
(7) it is fixedly connected on the first aluminium foil layer (1) or the second aluminium foil layer (2) by insulating tape.
6. refrigerator according to claim 1 aluminium foil heating device, which is characterized in that the first aluminium foil layer (1) or the second aluminium
Layers of foil (2) is equipped with adhesive layer far from the side of heater strip (3), is covered with release paper on adhesive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920239939.1U CN209623196U (en) | 2019-02-21 | 2019-02-21 | A kind of refrigerator aluminium foil heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920239939.1U CN209623196U (en) | 2019-02-21 | 2019-02-21 | A kind of refrigerator aluminium foil heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209623196U true CN209623196U (en) | 2019-11-12 |
Family
ID=68454698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920239939.1U Expired - Fee Related CN209623196U (en) | 2019-02-21 | 2019-02-21 | A kind of refrigerator aluminium foil heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209623196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111183A (en) * | 2021-12-01 | 2022-03-01 | 长虹美菱股份有限公司 | Temperature compensation heater for refrigerator and manufacturing method thereof |
-
2019
- 2019-02-21 CN CN201920239939.1U patent/CN209623196U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111183A (en) * | 2021-12-01 | 2022-03-01 | 长虹美菱股份有限公司 | Temperature compensation heater for refrigerator and manufacturing method thereof |
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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: 20191112 |