CN209982745U - Silicone rubber heating belt for air conditioner - Google Patents
Silicone rubber heating belt for air conditioner Download PDFInfo
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- CN209982745U CN209982745U CN201920269819.6U CN201920269819U CN209982745U CN 209982745 U CN209982745 U CN 209982745U CN 201920269819 U CN201920269819 U CN 201920269819U CN 209982745 U CN209982745 U CN 209982745U
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- heating
- heating wire
- silicone rubber
- wire
- resistance
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Abstract
The utility model discloses a silicon rubber heating belt for air conditioner, silicon rubber is coated outside a plurality of heating components, the plurality of heating components are connected in series, the heating components comprise a first heating wire, a protection piece, a second heating wire and a third heating wire, the first heating wire, the protection piece and the second heating wire are connected in series in sequence, the first end of the third heating wire is connected with the end part of the first heating wire far away from the protection piece, the second end of the third heating wire is connected with the end part of the second heating wire far away from the protection piece, and any adjacent heating components are connected through the first heating wire and the second heating wire; the plurality of heating assemblies generate heat and conduct to the outside through the silicon rubber, when the overheating condition occurs to the heating assemblies, the protection piece is disconnected, the current flows through the third heating wire, the resistance of the third heating wire is large, and therefore the heating power of the third heating wire is small, and the overheating problem is solved.
Description
Technical Field
The utility model relates to the technical field of, especially, relate to an idle call silicon rubber heating band.
Background
Under the severe cold condition of the air conditioner, the normal starting of the unit can be influenced by the condensation of transmission engine oil in the unit, and particularly, the starting resistance of the compressor is large due to the large pressure difference of high pressure and low pressure of a large air conditioning unit and the overlarge viscosity of a mixture of the oil and a refrigerant; the prior art generally adopts the heating band to preheat the compressor, and the overheated condition can take place in the heating band heating process, and current heating band does not have overheat protection device, and once the overheated condition takes place, the heating band is damaged, and more importantly compressor is damaged, therefore a need has been felt to have overheat protection's heating band.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem who exists among the background art, the utility model provides an idle call silicon rubber heating band.
The utility model provides a silicon rubber heating belt for an air conditioner, which comprises silicon rubber and a plurality of heating components;
the silicon rubber is coated outside the plurality of heating assemblies, and the plurality of heating assemblies are connected in series;
the heating assembly comprises a first heating wire, a protection piece, a second heating wire and a third heating wire, the first heating wire, the protection piece and the second heating wire are sequentially connected in series, the first end of the third heating wire and the end part of the first heating wire far away from the protection piece are connected, the second end of the third heating wire and the end part of the second heating wire far away from the protection piece are connected, and any adjacent heating assembly is connected through the first heating wire and the second heating wire.
Preferably, the protection member is a fuse;
the first heating wire resistance is r1, the fuse resistance is r21, the second heating wire resistance is r3, the third heating wire resistance is r4, r4 > 10 (r1+ r21+ r 3).
Preferably, the protection member includes a pipe body, a bimetal, and a conductive plate;
a first electrode and a second electrode are respectively arranged at two ends of the pipe body, the first electrode is connected with a first heating wire, and the second electrode is connected with a second heating wire;
the bimetallic strip is positioned in the tube body and connected with the first electrode, and the conducting strip is positioned in the tube body and connected with the second electrode;
the maximum heating temperature of the silicon rubber heating belt for the air conditioner is preset to be T, the real-time temperature of the bimetallic strip is T, the bimetallic strip abuts against the conducting strip in the state that T is less than T, and the bimetallic strip is separated from the conducting strip in the state that T is more than or equal to T;
the first heating wire resistance is r1, the protection piece resistance is r22, the second heating wire resistance is r3, and the third heating wire resistance is r4, r4 > 10 (r1+ r22+ r 3).
Preferably, the heat-conducting pipe further comprises a heat-conducting fin, wherein the first end of the heat-conducting fin is positioned in the pipe body and connected with the bimetallic strip, and the second end of the heat-conducting fin is positioned outside the pipe body.
Preferably, a portion of the heat conductive sheet located outside the tube body extends in parallel to the length direction of the first and second heating wires.
Preferably, the air conditioner further comprises a plurality of permanent magnets, the permanent magnets are fixed on the silicon rubber, and the permanent magnets are arranged at equal intervals along the length direction of the air conditioner silicon rubber heating belt.
Preferably, a layer of heat insulating material is arranged between the permanent magnet and the silicon rubber.
In the utility model, in the working process of the silicon rubber heating belt for the air conditioner, a plurality of heating components generate heat and conduct the heat to the outside through silicon rubber, and in each heating component, a first heating wire, a protection piece, a second heating wire and a third heating wire are connected in parallel; specifically, the protection member may be a fuse which is fused at a high temperature, and when the heating assembly is overheated, the fuse is fused, and a current flows through the third heating wire, and since the resistance of the third heating wire is much greater than the sum of the resistances of the first heating wire, the fuse and the second heating wire, the heat generated by the third heating wire is very small, thereby solving the overheating problem, and the heating belt can be normally used; in another mode, the protection member is in an on-off structure, when an overheating condition occurs, the protection member is turned off, and current flows through the third heating wire, and since the resistance of the third heating wire is far greater than the sum of the resistances of the first heating wire, the fuse wire and the second heating wire, the heat generated by the third heating wire is very small, so that the overheating problem is solved, and meanwhile, the heating belt can be normally used.
Drawings
Fig. 1 is a schematic structural view of a silicone rubber heating belt for an air conditioner according to the present invention;
fig. 2 is a schematic view of a first design manner of a heating assembly in a silicone rubber heating belt for an air conditioner provided by the present invention;
fig. 3 is a schematic view of a second design manner of a heating assembly in a silicone rubber heating belt for an air conditioner provided by the present invention;
fig. 4 is a partial enlarged view of a second design of the heating assembly in the silicone rubber heating belt for the air conditioner according to the present invention.
Detailed Description
As shown in fig. 1-4, fig. 1 is the utility model provides a structural schematic diagram of silicon rubber heating band for air conditioner, fig. 2 is the utility model provides a schematic diagram of the first design of heating element in silicon rubber heating band for air conditioner, fig. 3 is the utility model provides a schematic diagram of the second design of heating element in silicon rubber heating band for air conditioner, fig. 4 is the utility model provides a local enlarger of the second design of heating element in silicon rubber heating band for air conditioner.
Referring to fig. 1, the utility model provides a silicon rubber heating belt for air conditioner, which comprises a silicon rubber 1 and a plurality of heating components;
the silicon rubber 1 is coated outside the plurality of heating assemblies, and the plurality of heating assemblies are connected in series;
the heating components comprise a first heating wire 2, a protection piece, a second heating wire 3 and a third heating wire 4, the first heating wire 2, the protection piece and the second heating wire 3 are sequentially connected in series, the first end of the third heating wire 4 is connected with the end part, far away from the protection piece, of the first heating wire 2, the second end of the third heating wire 4 is connected with the end part, far away from the protection piece, of the second heating wire 3, any adjacent heating component is connected through the first heating wire 2 and the second heating wire 3, namely the first heating wire 2, the protection piece, the second heating wire 3 and the third heating wire 4 are connected in parallel, and in the working process of the silicon rubber heating belt for the air conditioner, a plurality of heating components generate heat and conduct; the protector in this embodiment has two design modes.
Referring to fig. 2, a first design manner of a protection element is that the protection element is a fuse 5, and the fuse 5 is fused at a high temperature;
the resistance of the first heating wire 2 is r1, the resistance of the fuse 5 is r21, the resistance of the second heating wire 3 is r3, the resistance of the third heating wire 4 is r4, and r4 is more than 10 (r1+ r21+ r 3).
In the above design, when the heating assembly normally works, current sequentially passes through the first heating wire 2, the fuse wire 5 and the second heating wire 3, and since the resistance of the third heating wire 4 is much greater than the sum of the resistances of the first heating wire 2, the fuse wire 5 and the second heating wire 3, the first heating wire 2, the fuse wire 5 and the second heating wire 3 short-circuit the third heating wire 4, current cannot flow through the third heating wire 4; when the heating assembly is overheated, the fuse wire 5 is fused, current is forced to flow through the third heating wire 4, no current flows through the first heating wire 2 and the second heating wire 3, and the resistance of the third heating wire 4 is far greater than the sum of the resistances of the first heating wire 2, the fuse wire 5 and the second heating wire 3, so that the heat generated by the third heating wire 4 is small, the overheating problem is solved, and meanwhile, the heating belt can be normally used.
Referring to fig. 3 to 4, in a first design of the protector, the protector includes a pipe body 61, a bimetal 62, and a conductive strip 63;
the length direction of the pipe body 61 is arranged along the length direction of the heating belt, a first electrode and a second electrode are respectively arranged at two ends of the pipe body 61, the first electrode is connected with the first heating wire 2, and the second electrode is connected with the second heating wire 3;
the bimetallic strip 62 is positioned in the tube body 61 and connected with the first electrode, and the conducting strip 63 is positioned in the tube body 61 and connected with the second electrode;
the preset maximum heating temperature of the silicone rubber heating belt for the air conditioner is T, the real-time temperature of the bimetallic strip 62 is T, the bimetallic strip 62 abuts against the conducting strip 63 in the state that T is less than T, the bimetallic strip 62 is bent in the state that T is more than or equal to T, and the bimetallic strip 62 is separated from the conducting strip 63;
the resistance of the first heating wire 2 is r1, the resistance of the protection part is r22, the resistance of the second heating wire 3 is r3, the resistance of the third heating wire 4 is r4, and r4 is more than 10 (r1+ r22+ r 3).
In the above design, when the heating assembly normally works, the temperature of the bimetal 62 is less than T, the bimetal 62 abuts against the conductive sheet 63, and the current sequentially passes through the first heating wire 2, the bimetal 62, the conductive sheet 63 and the second heating wire 3, because the resistance of the third heating wire 4 is much greater than the sum of the resistances of the first heating wire 2, the protection member and the second heating wire 3, the first heating wire 2, the protection member and the second heating wire 3 short-circuit the third heating wire 4, so the current cannot flow through the third heating wire 4; when the heating assembly is overheated, the temperature of the bimetallic strip 62 is greater than T, the bimetallic strip 62 bends, the bimetallic strip 62 is separated from the conductive strip 63, current is forced to flow through the third heating wire 4, no current flows through the first heating wire 2 and the second heating wire 3, and the resistance of the third heating wire 4 is far greater than the sum of the resistances of the first heating wire 2, the fuse wire 5 and the second heating wire 3, so that the heat generated by the third heating wire 4 is very small, the overheating problem is solved, and meanwhile, the heating belt can be normally used.
In order to improve the reaction speed of the bimetallic strip 62 and enable the bimetallic strip to be bent in time when overheating occurs, the heat conduction strip further comprises a heat conduction strip 64, the first end of the heat conduction strip 64 is located in the tube body 61 and connected with the bimetallic strip 62, the second end of the heat conduction strip 64 is located outside the tube body 61, the heat conduction strip 64 has high heat conductivity, heat in the silicon rubber 1 can be conducted to the bimetallic strip 62 in real time, and the temperature of the bimetallic strip 62 is ensured to be consistent with that of the silicon rubber 1.
Further, the part of the heat conduction sheet 64 outside the pipe body 61 extends in parallel with the length direction of the first heating wire 2 and the second heating wire 3, the heat conduction sheet 64 is located near the first heating wire 2 and the second heating wire 3, and the heat generated by the first heating wire 2 and the second heating wire 3 can be conducted to the bimetal 62 through the heat conduction sheet 64 in time, so that the bimetal 62 is ensured to be bent in time.
In order to facilitate fixing the heating band on the compressor, the air conditioner heating band fixing device further comprises a plurality of permanent magnets 7, the permanent magnets 7 are fixed on the silicon rubber 1, the permanent magnets 7 are arranged at equal intervals in the length direction of the air conditioner silicon rubber heating band, the heating band is adsorbed on the compressor through the permanent magnets 7, and the air conditioner heating band fixing device is convenient to install.
The magnetism of the permanent magnet 7 can be reduced when the permanent magnet is heated, the temperature of the heating belt is higher, the magnetism of the permanent magnet 7 can be reduced due to the high temperature generated by the heating belt, in order to solve the problem, a layer of heat insulation material is arranged between the permanent magnet 7 and the silicon rubber 1, the heat on the heating belt can not be conducted to the permanent magnet 7, and therefore the magnetism of the permanent magnet 7 can be kept constant.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A silicon rubber heating belt for an air conditioner is characterized by comprising silicon rubber (1) and a plurality of heating components;
the silicon rubber (1) is coated outside the plurality of heating components, and the plurality of heating components are connected in series;
the heating assembly comprises a first heating wire (2), a protection piece, a second heating wire (3) and a third heating wire (4), the first heating wire (2), the protection piece and the second heating wire (3) are sequentially connected in series, the first end of the third heating wire (4) is connected with the end part, far away from the protection piece, of the first heating wire (2), the second end of the third heating wire (4) is connected with the end part, far away from the protection piece, of the second heating wire (3), and any adjacent heating assembly is connected through the first heating wire (2) and the second heating wire (3).
2. The air conditioning silicone rubber heating belt according to claim 1, wherein the protection member is a fuse (5);
the resistance of the first heating wire (2) is r1, the resistance of the fuse wire (5) is r21, the resistance of the second heating wire (3) is r3, the resistance of the third heating wire (4) is r4, and r4 is more than 10 (r1+ r21+ r 3).
3. The air conditioning silicone rubber heating belt according to claim 1, wherein the protective member includes a pipe body (61), a bimetal (62), and a conductive sheet (63);
a first electrode and a second electrode are respectively arranged at two ends of the pipe body (61), the first electrode is connected with the first heating wire (2), and the second electrode is connected with the second heating wire (3);
the bimetallic strip (62) is positioned in the tube body (61) and connected with the first electrode, and the conducting strip (63) is positioned in the tube body (61) and connected with the second electrode;
the preset maximum heating temperature of the silicone rubber heating belt for the air conditioner is T, the real-time temperature of the bimetallic strip (62) is T, the bimetallic strip (62) abuts against the conducting strip (63) in the state that T is less than T, and the bimetallic strip (62) is separated from the conducting strip (63) in the state that T is more than or equal to T;
the resistance of the first heating wire (2) is r1, the resistance of the protection piece is r22, the resistance of the second heating wire (3) is r3, the resistance of the third heating wire (4) is r4, and r4 is more than 10 (r1+ r22+ r 3).
4. The air conditioning silicone rubber heating belt according to claim 3, further comprising a heat conducting strip (64), wherein a first end of the heat conducting strip (64) is connected with the bimetal (62), and a second end of the heat conducting strip (64) is positioned outside the pipe body (61) and inside the silicone rubber (1).
5. The air conditioning silicone rubber heating belt according to claim 4, wherein the portion of the heat conductive sheet (64) located outside the pipe body (61) extends in the lengthwise direction of the first and second heating wires (2, 3).
6. The silicone rubber heating belt for air conditioners as claimed in claim 1, further comprising a plurality of permanent magnets (7), the plurality of permanent magnets (7) being fixed to the silicone rubber (1), the plurality of permanent magnets (7) being disposed at equal intervals along a length direction of the silicone rubber heating belt for air conditioners.
7. The silicone rubber heating belt for air conditioners according to claim 6, wherein a layer of heat insulating material is provided between the permanent magnet (7) and the silicone rubber (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920269819.6U CN209982745U (en) | 2019-03-04 | 2019-03-04 | Silicone rubber heating belt for air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920269819.6U CN209982745U (en) | 2019-03-04 | 2019-03-04 | Silicone rubber heating belt for air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209982745U true CN209982745U (en) | 2020-01-21 |
Family
ID=69253687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920269819.6U Expired - Fee Related CN209982745U (en) | 2019-03-04 | 2019-03-04 | Silicone rubber heating belt for air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209982745U (en) |
-
2019
- 2019-03-04 CN CN201920269819.6U patent/CN209982745U/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: 20200121 |