CN203687498U - Film-shaped heating component for refrigerator - Google Patents
Film-shaped heating component for refrigerator Download PDFInfo
- Publication number
- CN203687498U CN203687498U CN201320358623.7U CN201320358623U CN203687498U CN 203687498 U CN203687498 U CN 203687498U CN 201320358623 U CN201320358623 U CN 201320358623U CN 203687498 U CN203687498 U CN 203687498U
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- Prior art keywords
- refrigerator
- heating
- layer
- film
- heating component
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- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 93
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 239000011889 copper foil Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 230000005389 magnetism Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000009826 distribution Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000007710 freezing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 210000003932 Urinary Bladder Anatomy 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
Abstract
The utility model discloses a film-shaped heating component for a refrigerator. The film-shaped heating component for the refrigerator comprises a magnetic-sensing temperature controlled switch and a heating film, wherein the magnetic-sensing temperature controlled switch is used for detecting the external environment temperature of the refrigerator, the heating film is used for heating the environment around an inner tank of the refrigerator, the magnetic-sensing temperature controlled switch and the heating film are in series connection, the heating film comprises a heating body and wires connected with the heating body, the heating body is in a flat belt shape, the heating body comprises at least two resistive layers, electrode layers arranged at the two ends of the resistive layers and conducting medium layers coating on the surfaces of the electrode layers, the ends of the resistive layers are communicated through the electrode layers, the other ends of the resistive layers are respectively connected with the wires through the conducting medium layers and form a current path, and the resistive layers are in a flat belt shape. The film-shaped heating component for the refrigerator is good in heating effect and even in heat distribution, has no effect on the inner tank of the refrigerator, is convenient to manufacture and install, cannot be damaged easily when the heating component is used, and is good in safety.
Description
Technical field
The utility model relates to a kind of low temp compensating device, in particular a kind of membranaceous heating component for refrigerator.
Background technology
Existing refrigerator stops or working according to refrigerated storage temperature control compressor; because temperature of refrigerating chamber is generally 0-5 ℃; when indoor temperature is during lower than 5 ℃; the temperature controller of refrigerator thinks that temperature of refrigerating chamber arrives and control compressor shutdown by mistake; but the temperature of freezer compartment of refrigerator is subzero 15 ℃ of left and right; after compressor shutdown, refrigerator cannot reach this temperature, and therefore refrigerating chamber is not cold.In order to address this problem, in general refrigerator, a low temp compensating device can be set, in the time that indoor temperature is lower, temperature difference compensation devices heats refrigerator, and the compressor of refrigerator is normally worked.But of the prior art, temperature difference compensation devices generally adopts wire heating wire to heat refrigerator.There is following drawback in this wire heating wire: 1. the heating of wire heating wire is inhomogeneous, forms the temperature difference, easily causes inner container of icebox to break; 2. when wire heating wire uses for a long time, easily disconnect, have potential safety hazard; 3. because heating wire is thinner, heating wire is connected and has hidden danger with wire by aluminium foil; 4. in installation, use procedure, heating wire easily fractures.
Therefore, prior art has yet to be improved and developed.
Utility model content
The purpose of this utility model is to provide a kind of membranaceous heating component for refrigerator, and the temperature difference compensation devices heating that is intended to solve employing wire heating wire of the prior art is inhomogeneous, easily cause inner container of icebox to break, easily fracture, exist the technical problems such as potential safety hazard installing and using in process.
The technical solution of the utility model is as follows: a kind of membranaceous heating component for refrigerator, wherein, comprise and detect the magnetic-sensing temperature-controlled switch of refrigerator ambient temperature and the heating film to the heating of inner container of icebox surrounding environment, described magnetic-sensing temperature-controlled switch and heating film are connected in series;
Described heating film comprises calandria and the wire being connected with calandria, and described calandria is plane band shape; Described calandria comprises at least two resistive layers, be arranged on the electrode layer at resistive layer two ends and cover the conducting medium layer of electrode layer surface; Between described each resistive layer, one end is communicated with by electrode layer, and the other end is connected with wire respectively by conducting medium layer, forms current path; Described resistive layer is plane band shape.
The described membranaceous heating component for refrigerator, wherein, described conducting medium layer is connected with wire electric welding; Or described conducting medium layer and wire pass through rivet; Or described conducting medium layer and wire are with bolts.
The described membranaceous heating component for refrigerator, wherein, described resistive layer is carbon-coating, and described electrode layer is silver slurry layer, and described conducting medium layer is copper foil layer.
The described membranaceous heating component for refrigerator, wherein, described heating film also comprises the insulating barrier that is arranged on calandria surface protection calandria, described insulating barrier is heat-sealing film.
The described membranaceous heating component for refrigerator, wherein, described heating film also comprises the sealed plastic part that is arranged on copper foil layer and connecting position of wires.
The described membranaceous heating component for refrigerator, wherein, described heating film is arranged on inner container of icebox.
The described membranaceous heating component for refrigerator, wherein, described magnetic-sensing temperature-controlled switch comprises the soft magnetism of tongue tube and temperature sensor.
The described membranaceous heating component for refrigerator, wherein, described magnetic-sensing temperature-controlled switch is arranged on after cold compartment of refrigerator top cover.
The described membranaceous heating component for refrigerator, wherein, described magnetic-sensing temperature-controlled switch is arranged in cold compartment of refrigerator top cover.
The beneficial effects of the utility model: the utility model detects refrigerator ambient temperature by magnetic-sensing temperature-controlled switch is set, heating film is set to be heated inner container of icebox surrounding environment, realized in the situation that ambient temperature is lower, freezer compressor is normally worked, and guarantees that refrigerator freezing room temperature is normal; Heating film of the present utility model adopts membranaceous calandria, and on the one hand, membranaceous calandria heating effect is good, and uniform heat distribution can not impact inner container of icebox; On the other hand, membranaceous calandria is convenient to be manufactured and installs, and in use not fragile, and security is good.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of refrigerator temperature difference compensation system.
Fig. 2 is the structural representation of heating film of the present utility model.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, clear and definite, referring to the accompanying drawing embodiment that develops simultaneously, the utility model is further described.
The utility model discloses a kind of membranaceous heating component for refrigerator, comprise the heating film heating for detection of the magnetic-sensing temperature-controlled switch of refrigerator ambient temperature with to inner container of icebox surrounding environment, described magnetic-sensing temperature-controlled switch and heating film are connected in series.In the time that ambient temperature is lower (lower than 10 ℃), the temperature controller carrying in transmission refrigerator is easily subject to externally temperature influence, acquiescence internal temperature of refrigerator has reached design temperature, compressor quits work, but because the temperature of the refrigerating chamber of refrigerator is generally subzero 15 ℃, if compressor quits work, the temperature of the refrigerating chamber of refrigerator cannot maintain subzero 15 ℃ of left and right, and now refrigerating chamber is ineffective.(in figure, AC is AC power as shown in Figure 1, K1 is the temperature controller that refrigerator carries, K2 is magnetic-sensing temperature-controlled switch of the present utility model, R is heating film of the present utility model, M is freezer compressor, R2 is the protective resistance of compressor), the temperature controller K1 that the utility model and refrigerator carry is connected in parallel, by being set, magnetic-sensing temperature-controlled switch K2 detects refrigerator ambient temperature, heating film R is set to be heated inner container of icebox surrounding environment, in the time that ambient temperature is lower, (reach the setting closed temperature of magnetic-sensing temperature-controlled switch), magnetic-sensing temperature-controlled switch K2 closure, heating film R work, the temperature of inner container of icebox surrounding environment is raise, in the time that temperature is increased to the closed temperature of the temperature controller K1 that refrigerator carries, the temperature controller K1 closure that refrigerator carries, heating film R short circuit quits work, now compressor M work, the refrigerating chamber that guarantees refrigerator maintains normal temperature.
Further, the utility model adopts membranaceous heating film, as shown in Figure 2, comprises calandria and the wire 100 being connected with calandria, and described calandria is plane band shape; Described calandria comprises at least two resistive layers 500, be arranged on the electrode layer at resistive layer 500 two ends and cover the conducting medium layer 700 of electrode layer surface; Between described each resistive layer 500, one end is communicated with by electrode layer, and the other end is connected with wire 100 respectively by conducting medium layer 700, forms current path; Described resistive layer 500 is plane band shape.Multiple resistive layers 500 can be set in actual production, and each resistive layer 500 is connected in series by electrode layer, and resistive layer 500 arranges more, the heating effect of heating film is better, uniform heat distribution, but production cost also can be higher, is provided with two resistive layers 500 in the present embodiment.Heating film of the present utility model adopts membranaceous calandria, and on the one hand, membranaceous calandria heating effect is good, and uniform heat distribution can not impact inner container of icebox; On the other hand, membranaceous calandria is convenient to be manufactured and installs, and in use not fragile, and security is good.
In actual production, described conducting medium layer 700 is connected with wire 100 electric welding; Or described conducting medium layer 700 is riveted by rivet 300 with wire 100; Or described conducting medium layer 700 is with bolts with wire 100.By conducting medium layer 700 is set, and utilize the modes such as electric welding connection, riveted joint or bolt connection that conducting medium layer 700 is firmly connected with wire 100, the security of the present utility model greatly increasing, is connected more firm, safety with wire than linear heating element of the prior art.
In the present embodiment, described resistive layer is carbon-coating, and described electrode layer is silver slurry layer, and described conducting medium layer is copper foil layer.
In practical application, because calandria is carbon-coating, be easily damaged, therefore, in order further to increase practicality of the present utility model and security, described heating film also comprises the insulating barrier that is arranged on calandria surface protection calandria, and described insulating barrier is heat-sealing film.Heat-sealing film wraps carbon-coating, silver slurry layer and copper foil layer vacuum packet completely, is conducive to improve security of the present utility model on the one hand, plays insulation effect, on the other hand, arranges after heat-sealing film, facilitates staff that this heating component is installed.
In order further to increase the steadiness that copper foil layer is connected with wire, increase security of the present utility model simultaneously, in practical application, described heating film also comprises the sealed plastic part that is arranged on copper foil layer and connecting position of wires.Sealed plastic part on the one hand can fixing cord; prevent that wire from moving (pullling) and causing wire and copper foil layer to disconnect; on the other hand; sealed plastic part is isolated extraneous; the junction of protection copper foil layer and wire is not subject to ectocine (being for example subject to extraneous burn into dust accretions etc.), guarantees heating effect of the present utility model.
The utility model magnetic-sensing temperature-controlled switch used can be magnetic-sensing temperature-controlled switch on the market, or the magnetic-sensing temperature-controlled switch that utilizes the soft magnetism of tongue tube and temperature sensor to make.
In order to improve practicality of the present utility model and reliability, the closed temperature of described magnetic-sensing temperature-controlled switch is less than 13 ℃, and break-off signal is greater than 19 ℃.
When practical application, described heating film is arranged on inner container of icebox and (specifically can be fixed on the inner bladder outer wall of refrigerator by double faced adhesive tape), and magnetic-sensing temperature-controlled switch is placed in cold compartment of refrigerator top cover back or top cover, for experiencing refrigerator ambient temperature.In the time that ambient temperature is lower (lower than 5 ℃), now the indoor temperature of the compressor of refrigerator acquiescence refrigerator cold-storage has reached normal temperature, the compressor of refrigerator quits work, the minimum temperature (being traditionally arranged to be 13 ℃) that the temperature of refrigerator external environment arranges lower than magnetic-sensing temperature-controlled switch, magnetic-sensing temperature-controlled switch closure, heating component circuit described in the utility model is connected, the heating film heating of starting working, along with the heating of heating film, the temperature of inner container of icebox surrounding environment constantly raises, when closed temperature that the temperature controller carrying higher than refrigerator when temperature arranges, the temperature controller closure that refrigerator carries, heating film short circuit, heating film quits work, the now compressor start of refrigerator, refrigeration, in the time that temp. in refrigerating chamber drops to the break-off signal of the temperature controller carrying lower than refrigerator, the temperature controller that refrigerator carries disconnects, the compressor of refrigerator stops refrigeration, now heating film recovers path, work on, magnetic-sensing temperature-controlled switch of the present invention continues to experience the temperature of refrigerator external environment, realize the compressor cycle work with refrigerator, the freezing indoor temperature that guarantees refrigerator is normal.
When ambient temperature higher (being greater than 19 ℃), magnetic-sensing temperature-controlled switch disconnects, and heating film is not worked.The utility model is not worked in the time of summer, in the time of winter, whether controls heating film work according to refrigerator ambient temperature (indoor environment).
Should be understood that; application of the present utility model is not limited to above-mentioned giving an example; for those of ordinary skills, can be improved according to the above description or convert, all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (9)
1. for a membranaceous heating component for refrigerator, it is characterized in that, comprise and detect the magnetic-sensing temperature-controlled switch of refrigerator ambient temperature and the heating film to the heating of inner container of icebox surrounding environment, described magnetic-sensing temperature-controlled switch and heating film are connected in series;
Described heating film comprises calandria and the wire being connected with calandria, and described calandria is plane band shape; Described calandria comprises at least two resistive layers, be arranged on the electrode layer at resistive layer two ends and cover the conducting medium layer of electrode layer surface; Between described each resistive layer, one end is communicated with by electrode layer, and the other end is connected with wire respectively by conducting medium layer, forms current path; Described resistive layer is plane band shape.
2. the membranaceous heating component for refrigerator according to claim 1, is characterized in that, described conducting medium layer is connected with wire electric welding; Or described conducting medium layer and wire pass through rivet; Or described conducting medium layer and wire are with bolts.
3. the membranaceous heating component for refrigerator according to claim 1, is characterized in that, described resistive layer is carbon-coating, and described electrode layer is silver slurry layer, and described conducting medium layer is copper foil layer.
4. the membranaceous heating component for refrigerator according to claim 1, is characterized in that, described heating film also comprises the insulating barrier that is arranged on calandria surface protection calandria, and described insulating barrier is heat-sealing film.
5. the membranaceous heating component for refrigerator according to claim 3, is characterized in that, described heating film also comprises the sealed plastic part that is arranged on copper foil layer and connecting position of wires.
6. according to the membranaceous heating component for refrigerator described in claim 1-5 any one, it is characterized in that, described heating film is arranged on inner container of icebox.
7. the membranaceous heating component for refrigerator according to claim 1, is characterized in that, described magnetic-sensing temperature-controlled switch comprises the soft magnetism of tongue tube and temperature sensor.
8. the membranaceous heating component for refrigerator according to claim 7, is characterized in that, described magnetic-sensing temperature-controlled switch is arranged on after cold compartment of refrigerator top cover.
9. the membranaceous heating component for refrigerator according to claim 7, is characterized in that, described magnetic-sensing temperature-controlled switch is arranged in cold compartment of refrigerator top cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320358623.7U CN203687498U (en) | 2013-06-21 | 2013-06-21 | Film-shaped heating component for refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320358623.7U CN203687498U (en) | 2013-06-21 | 2013-06-21 | Film-shaped heating component for refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203687498U true CN203687498U (en) | 2014-07-02 |
Family
ID=51009386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320358623.7U Expired - Fee Related CN203687498U (en) | 2013-06-21 | 2013-06-21 | Film-shaped heating component for refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203687498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104567183A (en) * | 2014-12-31 | 2015-04-29 | 合肥美的电冰箱有限公司 | Refrigerator chamber and refrigerator |
-
2013
- 2013-06-21 CN CN201320358623.7U patent/CN203687498U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104567183A (en) * | 2014-12-31 | 2015-04-29 | 合肥美的电冰箱有限公司 | Refrigerator chamber and refrigerator |
| CN104567183B (en) * | 2014-12-31 | 2018-04-13 | 合肥美的电冰箱有限公司 | refrigerator body and refrigerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20170621 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |