CN103362819B - With the compressor of temperature protective device - Google Patents
With the compressor of temperature protective device Download PDFInfo
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- CN103362819B CN103362819B CN201210102094.4A CN201210102094A CN103362819B CN 103362819 B CN103362819 B CN 103362819B CN 201210102094 A CN201210102094 A CN 201210102094A CN 103362819 B CN103362819 B CN 103362819B
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- protective device
- temperature transducer
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Abstract
A kind of compressor with temperature protective device; comprise the seal container be made up of upper cover, middle casing and lower cover; motor and compressing mechanism is provided with in seal container; the shell of seal container is provided with temperature protective device; it comprises temperature transducer and fixing support rack; described temperature transducer is fixed in described fixing support rack by inserting fixing mode, and its temperature transducer is arranged on middle casing by fixing support rack.Temperature transducer is positioned on the corresponding position residing for motor of middle casing, and the length of this position is consistent with the length of motor.Temperature transducer of the present invention can directly accurately detect the temperature of compressor electric motor, fast response time, effectively can preventing compressor from causing the loss of compressor because occurring overheated, guaranteeing its use safety, improving the reliability of compressor.
Description
Technical field
The present invention relates to a kind of compressor, specifically a kind of compressor with temperature protective device.
Background technique
During compressor operating, if cause because compressor load is excessive the reason such as stall or coolant leakage that the temperature of compressor electric motor all can be caused to raise, thus have influence on the working life of compressor, if motor temperature is too high, also can make burn-down of electric motor.
As shown in Figure 1, the structural representation of existing compressor, compressor inside comprises compressing mechanism 206 and motor 205.When power is supplied to the compressor, the motor 205 of compressor starts to rotate, by compressing mechanism 206 the refrigerant compression by flowing to seal container 201 inside through suction pipe 202, become pressurized gas, enter air-conditioning duct by the gap at the positions such as motor 205 and rotor 214 and outlet pipe 203 again, take away partial heat cooling motor 205 simultaneously.
The temperature inductor of prior art is arranged on the outer surface of compressor housing, by the housing of compressor, delivery temperature is passed to temperature inductor, is then detected by temperature acquisition system and controls.As China Patent Publication No. CN1715657 discloses a kind of scroll compressor temperature sensor setting structure on January 4th, 2006, in the side of seal container, the refrigerant suction pipe and the refrigerant discharge tube that there is certain altitude difference are each other set, and on the upper cap of seal container, be provided with suspension hook, at the privileged site of seal container upper cap, the temperature detection sensor being used for inspection instrument inside temperature is set.When the temperature of its compressor is too high, temperature transducer can detect and be controlled, thus prevents the compressor loss that causes because of overheated.But operationally, often the heating value of its motor is maximum for compressor, and technique scheme can not detect accurately to the motor temperature of compressor, be unfavorable for making rapid response to the temperature of compressor electric motor, so, be necessary further improvement.
Summary of the invention
Object of the present invention aims to provide a kind of motor temperature detecting rapidly and exactly compressor, prevents compressor electric motor generation abnormal high temperature, and causes the compressor of the band temperature protective device of compressor loss, to overcome deficiency of the prior art.
By a kind of compressor with temperature protective device that this object designs; comprise the seal container be made up of upper cover, middle casing and lower cover; motor and compressing mechanism is provided with in seal container; the shell of seal container is provided with temperature protective device; it comprises temperature transducer and fixing support rack; described temperature transducer is fixed in described fixing support rack by inserting fixing mode, and its structure characteristic is that temperature transducer is arranged on middle casing by fixing support rack.
Described temperature transducer is positioned on the corresponding position residing for motor of middle casing, and the length of this position is consistent with the length of motor.
Described temperature transducer is positioned on the corresponding position residing for motor of middle casing, and the distance of this upper end, position and motor upper end is 1/4 of motor length, and the distance of this lower end, position and motor lower end is 1/4 of motor length.
Described fixing support rack is the shape of bellows, which is provided with to open by elasticity or the mode that reduces changes the opening of diameter itself fixed temperature sensor.
Described temperature transducer is plug-type temperature sensor or contact type temperature sensor or induction type temperature transducer or thermocouple temperature sensor.
The present invention is provided with temperature transducer on the position residing for the corresponding motor of the shell of compressor seal container, it can directly accurately detect the temperature of compressor electric motor, fast response time, can effectively prevent compressor because occurring overheated and causing the loss of compressor, guarantee its use safety, improve the reliability of compressor.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art compressor.
Fig. 2 is the working condition chart of one embodiment of the invention compressor.
Fig. 3 is the structural representation of embodiment's compressor.
Fig. 4 is A place enlarged view in Fig. 3.
In figure: 101 is seal container, 102 is suction pipe, and 103 is outlet pipe, and 104 is upper cover; 105 is motor, and 106 is compressing mechanism, and 107 is middle casing, and 108 is motor terminal; 109 is temperature protective device, and 110 is fixing support rack, and 111 is temperature transducer; 112 is controller, and 115 is outdoor heat exchanger, and 117 is indoor heat exchanger; 201 is seal container, and 202 is suction pipe, and 203 is outlet pipe; 205 is motor, and 206 is compressing mechanism, and 214 is rotor.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
See Fig. 2-Fig. 4; the compressor of this band temperature protective device; comprise the seal container 101 be made up of upper cover 104, middle casing 107 and lower cover (in figure unlabelled), lower cover is used for supporting and fixing compressor, and upper cover 104 is also provided with motor terminal 108.The outer side surface of upper cover 104 is also provided with suspension hook, during mobile compressor, uses suspension hook and can hang up compressor.
Motor 105 and compressing mechanism 106 is provided with in seal container 101.Motor 105 is electrically connected with motor terminal 108.Compressing mechanism 106 is for compression refrigerant, and seal container 101 side is provided with suction pipe 102, and side is provided with outlet pipe 103 in addition, is connected to form freeze cycle between two pipes with outdoor heat exchanger 115, indoor heat exchanger 117 etc.
The shell of seal container 101 is provided with temperature protective device 109; it comprises temperature transducer 111 and fixing support rack 110; described temperature transducer 111 is fixed in described fixing support rack 110 by inserting fixing mode, and its temperature transducer 111 is arranged on middle casing 107 by fixing support rack 110.Temperature protective device 109, for measuring the temperature of motor 105, is provided with controller 112 in air conditioner electric control part, the temperature that controller 112 sends for the treatment of temperature transducer 111, and carries out overheated protection by the limit temperature value of setting to compressor.
Temperature transducer 111 is positioned on the position residing for the corresponding motor 105 of middle casing 107, and the length of this position is consistent with the length of motor 105, and wherein, the present embodiment, the length of motor 105 is 2L altogether.For ensureing the accuracy of measuring tempeature, need to be optimized the position that temperature transducer 111 is arranged further, through preferred, the distance of this upper end, position and motor 105 upper end is 1/4 of motor 105 length, i.e. 0.5L, the distance of this lower end, position and motor 105 lower end is 1/4 of motor 105 length, i.e. 0.5L.In other words, the position of this optimization is a section (this segment length is L) in the middle part of the corresponding motor 105 of middle casing 107.
Wherein, fixing support rack 110 shape in bellows, which is provided with and to open by elasticity or the mode that reduces changes the opening of diameter itself fixed temperature sensor 111.Temperature transducer 111 is fixed between fixing support rack 110 and middle casing 107, temperature transducer 111 directly contacts with middle casing 107, the temperature of compressor electric motor can be detected more accurately, be convenient to the control of controller 112, make control more accurate, the reliability improving compressor extends the life-span of compressor.
Above-mentioned temperature transducer 111 can be the one in plug-type temperature sensor or contact type temperature sensor or induction type temperature transducer or thermocouple temperature sensor, specifically needs according to actual design and determines.
Claims (5)
1. the compressor with temperature protective device, comprise by upper cover (104), the seal container (101) that middle casing (107) and lower cover are formed, motor (105) and compressing mechanism (106) is provided with in seal container (101), the shell of seal container (101) is provided with temperature protective device (109), it comprises temperature transducer (111) and fixing support rack (110), described temperature transducer (111) is fixed in described fixing support rack (110) by inserting fixing mode, it is characterized in that temperature transducer (111) is arranged on middle casing (107) by fixing support rack (110), temperature protective device (109) is for measuring the temperature of motor (105).
2. the compressor according to claim 1 with temperature protective device; it is characterized in that, on the position that described temperature transducer (111) is positioned at residing for middle casing (107) corresponding motor (105), the length of this position is consistent with the length of motor (105).
3. the compressor according to claim 2 with temperature protective device; it is characterized in that on the position that described temperature transducer (111) is positioned at residing for middle casing (107) corresponding motor (105); the distance of this upper end, position and motor (105) upper end is 1/4 of motor (105) length, and the distance of this lower end, position and motor (105) lower end is 1/4 of motor (105) length.
4. the compressor with temperature protective device according to any one of claim 1-3; it is characterized in that described fixing support rack (110) shape in bellows, which is provided with and to open by elasticity or the mode that reduces changes the opening of diameter itself fixed temperature sensor (111).
5. the compressor according to claim 4 with temperature protective device, is characterized in that described temperature transducer (111) is for plug-type temperature sensor or contact type temperature sensor or induction type temperature transducer or thermocouple temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210102094.4A CN103362819B (en) | 2012-04-09 | 2012-04-09 | With the compressor of temperature protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210102094.4A CN103362819B (en) | 2012-04-09 | 2012-04-09 | With the compressor of temperature protective device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103362819A CN103362819A (en) | 2013-10-23 |
| CN103362819B true CN103362819B (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210102094.4A Active CN103362819B (en) | 2012-04-09 | 2012-04-09 | With the compressor of temperature protective device |
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| Country | Link |
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| CN (1) | CN103362819B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314440A (en) * | 2017-06-23 | 2017-11-03 | 张吉强 | Send oxygen clearing machine in a kind of outdoor |
| JP6696537B2 (en) * | 2018-08-09 | 2020-05-20 | ダイキン工業株式会社 | Compressor and method of manufacturing compressor |
| CN113482881B (en) * | 2021-07-14 | 2023-10-27 | 广东美芝精密制造有限公司 | Compressor and air conditioner |
| CN115234488A (en) * | 2022-05-19 | 2022-10-25 | 珠海格力电器股份有限公司 | Temperature sensing package fixed knot of compressor constructs and has its compressor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1506586A (en) * | 2002-12-13 | 2004-06-23 | Lg������ʽ���� | Vortex type compressor |
| CN1830131A (en) * | 2003-12-30 | 2006-09-06 | 科普兰公司 | Compressor protection and diagnostic system |
| KR20090040149A (en) * | 2007-10-19 | 2009-04-23 | 엘지전자 주식회사 | Overheat prevent device for compressor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007046531A (en) * | 2005-08-10 | 2007-02-22 | Hitachi Ltd | Horizontal scroll compressor |
| JP2009281185A (en) * | 2008-05-20 | 2009-12-03 | Toshiba Carrier Corp | Hermetic compressor and refrigerating cycle device using the same |
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2012
- 2012-04-09 CN CN201210102094.4A patent/CN103362819B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1506586A (en) * | 2002-12-13 | 2004-06-23 | Lg������ʽ���� | Vortex type compressor |
| CN1830131A (en) * | 2003-12-30 | 2006-09-06 | 科普兰公司 | Compressor protection and diagnostic system |
| KR20090040149A (en) * | 2007-10-19 | 2009-04-23 | 엘지전자 주식회사 | Overheat prevent device for compressor |
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| Publication number | Publication date |
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| CN103362819A (en) | 2013-10-23 |
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