CN201753971U - Air conditioner with ceramic PTC electric heater - Google Patents
Air conditioner with ceramic PTC electric heater Download PDFInfo
- Publication number
- CN201753971U CN201753971U CN2010202920886U CN201020292088U CN201753971U CN 201753971 U CN201753971 U CN 201753971U CN 2010202920886 U CN2010202920886 U CN 2010202920886U CN 201020292088 U CN201020292088 U CN 201020292088U CN 201753971 U CN201753971 U CN 201753971U
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- electric heater
- air
- conditioner
- ceramic ptc
- ptc electric
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Abstract
The utility model discloses an air conditioner with ceramic PTC electric heater, which can solve problems of prior art technology, such as limitation imposed on auxiliary electric heater by small space, slow heating and non-ideal heating. The air conditioner herein comprises an auxiliary electric heater which contains a heat dissipater and an electric heater, wherein the electric heater contains an external housing and a ceramic PTC electric heater disposed in the external housing. The utility model can enlarge power of the auxiliary electric heater on the basis of the narrow space structure of prior art indoor machine and give a fast heating on the condition of low temperature, thereby preventing deformation and damage imposed on structural members of the air conditioner by over-heated surface of the auxiliary electric heater.
Description
Technical field
The utility model belongs to air-conditioning and Refrigeration Engineering technical field, and specifically, what relate to is that a kind of electrical auxiliary heater of new material is used on air-conditioner.
Background technology
During heating operation, together with heat that compressor power input conversion come in the lump come to indoor heating in the winter time by the heat that will draw from outdoor air for heat pump type air conditioner.But heating load can reduce with the reduction of outdoor temperature, when outdoor temperature is lower than 0 ℃, outdoor heat exchanger can not be drawn enough heats from outdoor air all gasify refrigeration working medium, at this moment not only the thermal efficiency significantly descends, and make the working medium that can not all gasify enter compressor, so the only suitable outdoor temperature of heat pump type air conditioner was used in time more than 5 ℃.The heat pump type air conditioner that has a defroster uses when allowing more than outdoor temperature-5 ℃.The heat pump type air conditioner that also has is to overcome the limitation that low temperature uses, and other sets up an electrical auxiliary heater.
Existing air-conditioner is mainly met consumers' demand by indoor electrical auxiliary heater for improving winter heating, and existing auxiliary heater mainly contains tube electric heater, above Electric heating surface loading is restricted, and the limited space internal power of indoor set can't do too big, especially constant speed product, the auxiliary electrical heating power accounts for more than 50% of complete machine electricity consumption in winter, and contradiction is more and more outstanding.Tube electric heater is lower in room temperature in addition, and the slow heating effect that heats up is undesirable, is one of reason that causes customer complaint.
Summary of the invention
The utility model provides a kind of air-conditioner with ceramic PTC electric heater, and it can solve the electrical auxiliary heater power that prior art exists and be subjected to little spatial constraints, heats up slow and problem such as heating effect is undesirable.
In order to reach the purpose that solves the problems of the technologies described above, the technical solution of the utility model is, a kind of air-conditioner with ceramic PTC electric heater, be provided with electrical auxiliary heater in the described air-conditioner, described electrical auxiliary heater includes radiator and electric heater, it is characterized in that: described electric heater comprises shell and is built in the interior ceramic PTC electric heater of described shell.
In the technical solution of the utility model, also have following technical characterictic: described ceramic PTC electric heater has a plurality of ceramic PTC electric heating units, each described ceramic PTC electric heating unit includes a slice potsherd and PTC sheet at least, PTC sheet two ends in each described ceramic PTC electric heating unit scribble silver-colored conductive electrode, be provided with the PTC sheet parallel connection of battery lead plate with each unit at the PTC sheet two ends that scribble silver-colored conductive electrode, between described battery lead plate and described shell, be provided with insulating paper, described shell is contained in the described radiator.Pottery PTC electric heater is integrated in the aluminium shell, and with the radiator assembling, heat is concentrated again, thermal efficiency height, and good heat dissipation effect, and compact conformation, applicability is good, is easy to the air-conditioning of different types equipped.
In the technical solution of the utility model, also have following technical characterictic: described shell is square aluminum pipe, and described square aluminum pipe and described radiator are fixed as one by silica gel or soldering.Adopt above-mentioned welding manner, can form reliably connection effectively, at high temperature can not come off reliability height, and long service life.
In the technical solution of the utility model, also has following technical characterictic: between described battery lead plate and described potsherd, and be coated with between the silver-colored conductive electrode at described battery lead plate and described PTC sheet two ends and be brushed with silica gel.
In the technical solution of the utility model, also has following technical characterictic: be filled with silica gel in the chamber of the described battery lead plate outside described square aluminum pipe two ends.Silica gel can play the end face seal effect.
In the technical solution of the utility model, also has following technical characterictic: on the described battery lead plate in the outside, described square aluminum pipe two ends, be connected with terminal.Terminal can play the effect of convenient lead-in wire, easy operating.
In the technical solution of the utility model, also have following technical characterictic: described air-conditioner is a wall-hanging air conditioner, and the two ends of described electrical auxiliary heater are fixed on the end plate at evaporimeter two ends of indoor set, and are arranged between evaporimeter and the axial-flow fan.
In the technical solution of the utility model, also have following technical characterictic: described air-conditioner is a cabinet-type air conditioner, and the two ends of described electrical auxiliary heater are fixed on the end plate at indoor heat exchanger two ends, and is arranged at the front of indoor heat exchanger.
In the technical solution of the utility model, also have following technical characterictic: described air-conditioner is a mobile air conditioner.
In the technical solution of the utility model, also have following technical characterictic: described air-conditioner is a central air-conditioning.
The utility model mainly is can select more powerful electrical auxiliary heater in order to solve air-conditioner in limited structure space, satisfies heating effect in winter and quick heating effect.Simultaneously much lower than electric heating tube because of ceramic PTC electric heater surface temperature, can improve the security of air-conditioner when non-normal working greatly.
Pottery PTC electric heater exactly can solve prior art problems, because of its lower surface temperature, can strengthen the power that desire is set in limited space, and PTC can adjust heating power automatically when low temperature simultaneously, reaches its equilibrium temperature point fast.
The utility model relates to a kind of electrical auxiliary heater of new material by being applied in the domestic air conditioning, realizes improving heating effect by MCU pattern control on the air conditioner control panel.Technical problem to be solved in the utility model, a kind of auxiliary electrical heating type of new material promptly is provided, can on existing air conditioner room unit narrow space architecture basics, strengthen air-conditioning auxiliary electrical heating power, simultaneously under worst cold case, can improve heating effect fast, satisfy air-conditioning structural member when non-normal working and do not cause distortion and damage because of the electrical auxiliary heater surface temperature is too high.
The utility model compared with prior art has the following advantages and good effect: the utility model is exactly to change the electrical auxiliary heater type on prior art, by adopting the new material electric heater, satisfy high-power auxiliary heater design in the less space, security when reducing non-normal working simultaneously, lifting heats speed, thereby the raising air conditioning comfortableness satisfies consumer demand.
Description of drawings
Fig. 1 is the structural representation that the ceramic PTC electric heater in the utility model is built in shell;
Fig. 2 is the I portion enlarged drawing among the figure;
A, electrical auxiliary heater; 1, PTC sheet; 2, silver electrode; 3, aluminum pipe shell; 4, potsherd; 5, silica gel; 6, terminal; 7, insulating paper; 8, battery lead plate; 9, silica gel; 10, radiator; 11, soldering welding or silica gel abutting edge;
Fig. 3 is the ceramic PTC electric heater installation site on wall-hanging air conditioner in the utility model, for ease of watching, among the figure evaporator section is removed, and only keeps the installation site;
A, electrical auxiliary heater; 12, evaporimeter; 13, axial-flow fan; 14, evaporimeter end plate; 15, wall-hanging indoor unit of air conditioner;
Fig. 4 is the ceramic PTC electric heater installation site figure on cabinet air conditioner in the utility model;
A, electrical auxiliary heater; 16, electrical auxiliary heater support; 17, indoor heat exchanger; 18, indoor heat exchanger end plate; 19, cabinet type air conditioner indoor set.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
Referring to Fig. 1 and Fig. 2, electrical auxiliary heater is represented with mark A.Described electrical auxiliary heater A includes radiator 10 and electric heater, and described electric heater comprises aluminum pipe shell 3 and the ceramic PTC electric heater that is built in the described shell 3.
With regard to concrete technical scheme, described ceramic PTC electric heater has a plurality of ceramic PTC electric heating units, each described ceramic PTC electric heating unit includes a slice potsherd 4 and PTC sheet 1 at least, PTC sheet 1 two ends in each described ceramic PTC electric heating unit scribble silver-colored conductive electrode 2, be provided with PTC sheet 1 parallel connection of battery lead plate 8 with each unit at PTC sheet 1 two ends that scribble silver-colored conductive electrode 2, between described battery lead plate 8 and described aluminum pipe shell 3, be provided with insulating paper 7, described aluminum pipe shell 3 is contained in the described radiator 10.Described aluminum pipe shell 3 is square aluminum pipe, and described square aluminum pipe 3 is fixed as one by silica gel or soldering with described radiator 10.Between described battery lead plate 8 and described potsherd 4, and be coated with between the silver-colored conductive electrode 2 at described battery lead plate 8 and described PTC sheet 1 two ends and be brushed with silica gel 9.Be filled with silica gel 5 in the chamber of the described battery lead plate 8 outside described square aluminum pipe 3 two ends.9 main bonding and conductive force of silica gel; The silica gel 5 main end face sealing functions that rise.On the described battery lead plate 8 in the outside, described square aluminum pipe 3 two ends, be connected with terminal 6, so that lead-in wire.Technique scheme forms the ceramic PTC electric heater of a cover.During use, can select a cover as required, also can overlap assembling more according to power demand.
Referring to Fig. 3, this is a wall-hanging indoor unit of air conditioner 15, and the two ends of described electrical auxiliary heater A are fixed on the end plate 14 at evaporimeter 12 two ends of indoor set 15, and is fixing reliable, and is arranged between evaporimeter 12 and the axial-flow fan 13.The position of electrical auxiliary heater A should be arranged at the maximum and concentrated place of air quantity, mainly satisfies air quantity and wind speed maximum, is convenient to maximum its efficient of performance.
Referring to Fig. 4, this is a cabinet type air conditioner indoor set 19, and the two ends of described electrical auxiliary heater A are fixed on the end plate 18 at indoor heat exchanger 17 two ends by its support 16, and is arranged at the front of indoor heat exchanger 17.This fixed structure form is reliable equally, and the position is in the air quantity concentrated area, satisfies air quantity and wind speed maximum, is convenient to maximum its efficient of performance.
The electrical auxiliary heater A that the utility model adopts ceramic PTC (positive temperature coefficient, positive temperature coefficient) material to make, wherein ceramic PTC is based on BaTiO3, ceramic crystal phase transformation at high temperature and a kind of temperature-sensitive element of making.Electrical auxiliary heater A be exactly with ceramic PTC sheet as heater, according to the different capacity requirement, select the PTC sheet of varying number for use, brush silver-colored conductive electrode 2 at PTC sheet two ends, use long electrode plate 8 with the parallel connection of PTC sheet simultaneously; With the aluminum pipe is shell, adds insulating paper 7 between heater and the aluminum pipe; Outside is radiator 10 with the aluminium corrugated plate, and being adhesively fixed by silica gel or soldering is the element of one, as shown in Figure 1.Resistance was less when its characteristic showed as room temperature, and the energising back increases with temperature rising resistance step, is warming up to Curie point rapidly, and just stable operation in curie point Tp and the Tc point range below the Curie is then regulated power automatically and realized the temperature equalization point.
The wind speed maximum between A/C evaporator and axial-flow fan, is mainly satisfied in the installation site on air conditioner of pottery PTC electric heater, with the air outlet direction upright position of trying one's best, is convenient to maximum its efficient of performance, as shown in Figure 3.Because of ceramic PTC sheet of the present utility model is mainly selected 250 ℃ of curie point heating plates for use, so heater general surface temperature distributes between 250 ℃ greatly during non-normal working, far below 500 ℃ of temperature of tube electric heater, can in less space, satisfy safe designing requirement.
The utility model also can be applied on the other types air-conditioner, on extraordinary air-conditionings such as mobile air conditioner, business air conditioner.
The above, it only is preferred embodiment of the present utility model, be not to be the restriction of the utility model being made other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment did, still belongs to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (10)
1. air-conditioner with ceramic PTC electric heater, be provided with electrical auxiliary heater in the described air-conditioner, described electrical auxiliary heater includes radiator and electric heater, it is characterized in that: described electric heater comprises shell and is built in the interior ceramic PTC electric heater of described shell.
2. a kind of air-conditioner according to claim 1 with ceramic PTC electric heater, it is characterized in that: described ceramic PTC electric heater has a plurality of ceramic PTC electric heating units, each described ceramic PTC electric heating unit includes a slice potsherd and PTC sheet at least, PTC sheet two ends in each described ceramic PTC electric heating unit scribble silver-colored conductive electrode, be provided with the PTC sheet parallel connection of battery lead plate with each unit at the PTC sheet two ends that scribble silver-colored conductive electrode, between described battery lead plate and described shell, be provided with insulating paper, described shell is contained in the described radiator.
3. a kind of air-conditioner with ceramic PTC electric heater according to claim 2 is characterized in that: described shell is square aluminum pipe, and described square aluminum pipe and described radiator are fixed as one by silica gel or soldering.
4. a kind of air-conditioner with ceramic PTC electric heater according to claim 3 is characterized in that: between described battery lead plate and described potsherd, and be coated with between the silver-colored conductive electrode at described battery lead plate and described PTC sheet two ends and be brushed with silica gel.
5. a kind of air-conditioner with ceramic PTC electric heater according to claim 4 is characterized in that: be filled with silica gel in the chamber of the described battery lead plate outside described square aluminum pipe two ends.
6. a kind of air-conditioner with ceramic PTC electric heater according to claim 5 is characterized in that: be connected with terminal on the described battery lead plate in the outside, described square aluminum pipe two ends.
7. according to the described a kind of air-conditioner of any claim in the claim 1 to 6 with ceramic PTC electric heater, it is characterized in that: described air-conditioner is a wall-hanging air conditioner, the two ends of described electrical auxiliary heater are fixed on the end plate at evaporimeter two ends of indoor set, and are arranged between evaporimeter and the axial-flow fan.
8. according to the described a kind of air-conditioner of any claim in the claim 1 to 6 with ceramic PTC electric heater, it is characterized in that: described air-conditioner is a cabinet-type air conditioner, the two ends of described electrical auxiliary heater are fixed on the end plate at indoor heat exchanger two ends, and are arranged at the front of indoor heat exchanger.
9. according to the described a kind of air-conditioner with ceramic PTC electric heater of any claim in the claim 1 to 6, it is characterized in that: described air-conditioner is a mobile air conditioner.
10. according to the described a kind of air-conditioner with ceramic PTC electric heater of any claim in the claim 1 to 6, it is characterized in that: described air-conditioner is a central air-conditioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202920886U CN201753971U (en) | 2010-08-08 | 2010-08-08 | Air conditioner with ceramic PTC electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202920886U CN201753971U (en) | 2010-08-08 | 2010-08-08 | Air conditioner with ceramic PTC electric heater |
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| Publication Number | Publication Date |
|---|---|
| CN201753971U true CN201753971U (en) | 2011-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202920886U Expired - Fee Related CN201753971U (en) | 2010-08-08 | 2010-08-08 | Air conditioner with ceramic PTC electric heater |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563753A (en) * | 2011-12-10 | 2012-07-11 | 江阴市霖肯科技有限公司 | Far infrared electric heating air conditioner |
| CN103052181A (en) * | 2011-10-11 | 2013-04-17 | 上海华族实业有限公司 | Metal ceramic hybrid PTC (Positive Temperature Coefficient) fast electric heater |
| CN103162351A (en) * | 2011-12-10 | 2013-06-19 | 江阴市霖肯科技有限公司 | Far infrared electric heating air conditioner |
| CN104566876A (en) * | 2013-10-29 | 2015-04-29 | 海尔集团公司 | Auxiliary electric heating device and auxiliary electric heating method for air conditioner |
| CN104729156A (en) * | 2013-12-23 | 2015-06-24 | 珠海格力电器股份有限公司 | Heat exchanger component and air conditioner |
| CN105109507A (en) * | 2015-07-07 | 2015-12-02 | 芜湖华族实业有限公司 | Railway carriage positive temperature coefficient (PTC) thermistor electric heating system |
| CN106595135A (en) * | 2016-11-25 | 2017-04-26 | 广州松下空调器有限公司 | Heater mounting method, evaporator and air conditioner thereof |
| CN106871219A (en) * | 2017-04-11 | 2017-06-20 | Tcl德龙家用电器（中山）有限公司 | The control method of mobile air-conditioner and mobile air-conditioner |
| CN107388359A (en) * | 2017-07-21 | 2017-11-24 | 青岛海尔空调器有限总公司 | Wall-hanging air conditioner indoor unit |
| CN107490162A (en) * | 2017-08-17 | 2017-12-19 | 广东美的制冷设备有限公司 | Electric heating tube and air conditioner |
-
2010
- 2010-08-08 CN CN2010202920886U patent/CN201753971U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103052181A (en) * | 2011-10-11 | 2013-04-17 | 上海华族实业有限公司 | Metal ceramic hybrid PTC (Positive Temperature Coefficient) fast electric heater |
| CN103052181B (en) * | 2011-10-11 | 2015-09-30 | 上海华族实业有限公司 | Tao Jin mixed type PTC fast electric heater |
| CN103162351B (en) * | 2011-12-10 | 2016-09-14 | 江阴市霖肯科技有限公司 | Far infrared electric heating air conditioner |
| CN103162351A (en) * | 2011-12-10 | 2013-06-19 | 江阴市霖肯科技有限公司 | Far infrared electric heating air conditioner |
| CN102563753A (en) * | 2011-12-10 | 2012-07-11 | 江阴市霖肯科技有限公司 | Far infrared electric heating air conditioner |
| CN102563753B (en) * | 2011-12-10 | 2016-09-14 | 江阴市霖肯科技有限公司 | Far infrared electric heating air conditioner |
| CN104566876A (en) * | 2013-10-29 | 2015-04-29 | 海尔集团公司 | Auxiliary electric heating device and auxiliary electric heating method for air conditioner |
| CN104729156A (en) * | 2013-12-23 | 2015-06-24 | 珠海格力电器股份有限公司 | Heat exchanger component and air conditioner |
| CN105109507A (en) * | 2015-07-07 | 2015-12-02 | 芜湖华族实业有限公司 | Railway carriage positive temperature coefficient (PTC) thermistor electric heating system |
| CN106595135A (en) * | 2016-11-25 | 2017-04-26 | 广州松下空调器有限公司 | Heater mounting method, evaporator and air conditioner thereof |
| CN106871219A (en) * | 2017-04-11 | 2017-06-20 | Tcl德龙家用电器（中山）有限公司 | The control method of mobile air-conditioner and mobile air-conditioner |
| CN107388359A (en) * | 2017-07-21 | 2017-11-24 | 青岛海尔空调器有限总公司 | Wall-hanging air conditioner indoor unit |
| CN107388359B (en) * | 2017-07-21 | 2021-05-25 | 青岛海尔空调器有限总公司 | Wall-mounted air conditioner indoor unit |
| CN107490162A (en) * | 2017-08-17 | 2017-12-19 | 广东美的制冷设备有限公司 | Electric heating tube and air conditioner |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110302 Termination date: 20170808 |