CN102865228A - Heat pump type air conditioner compressor of electric automobile - Google Patents
Heat pump type air conditioner compressor of electric automobile Download PDFInfo
- Publication number
- CN102865228A CN102865228A CN2012103267513A CN201210326751A CN102865228A CN 102865228 A CN102865228 A CN 102865228A CN 2012103267513 A CN2012103267513 A CN 2012103267513A CN 201210326751 A CN201210326751 A CN 201210326751A CN 102865228 A CN102865228 A CN 102865228A
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- fixed scroll
- compressor
- tonifying
- heat pump
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- 238000002955 isolation Methods 0.000 claims abstract description 17
- 238000004378 air conditioning Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000001502 supplementing effect Effects 0.000 abstract description 3
- 238000001704 evaporation Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 239000013589 supplement Substances 0.000 abstract 1
- 238000013461 design Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention relates to a heat pump type scroll compressor for an electric automobile air conditioner, wherein 2 air supplement holes (9 a) are arranged in an air suction cavity at the bottom surface of a vortex of a fixed scroll (9) and close to a spiral rib (9 b); an omega-shaped isolation belt is arranged in the high-pressure cavity area on the back surface of the fixed scroll (9) to separate the high-pressure cavity area from the middle air supply cavity area and the two air supply holes. The invention has the function of supplementing gas into the middle pressure cavity of the compressor, improves the displacement of the compressor, reduces the exhaust temperature of the compressor, improves the heating capacity and obviously improves the performance of the whole machine. Particularly, when the condensing temperature of the air supply compressor is constant, the performance improvement effect is more obvious when the evaporating temperature is lower (namely the pressure ratio is higher), so that the heat pump type electric compressor automobile air conditioner can provide enough heating capacity at low-temperature environment temperature, and meanwhile, the heat pump type electric compressor automobile air conditioner has the advantages of simple structure of the whole machine, convenience in part processing, light weight, convenience in installation and the like.
Description
Technical field
The present invention relates to the Compressor Technology field, particularly a kind of heat pump type scroll compressor for electric automobile air conditioner.
Background technique
As everyone knows, electric vehicle is the collection automotive engineering, electronics and computer technology, electrochemical techniques, the energy and new material technology are in the high-tech product of one, compare with the ordinary internal combustion engine automobile, have pollution-free, the low characteristics such as saving petroleum resources that reach of noise, one of clean environment firendly traffic tool of a new generation have been become, along with the development of New-energy electric vehicle and traditional common vortex motor compressor narrow limitation (single refrigerating function can only be provided), its heat-production functions adopts the PTC heating mode to satisfy heating effect, but the storage battery electric energy on the consumption electric vehicle, its heating efficiency is relatively low, affect the mileages of continuation of electric vehicle, restricted the electric vehicle popularization, popularize.Therefore be badly in need of a kind of novel both cooling and heating formula (heat pump type) Air Condition Compressor for Electric Vehicle of exploitation, and the heat pump type air conditioner compressor mainly is used on the domestic air conditioning at present, and form structure is larger, case material adopts during welding for steel structure to be assembled into more, the complete machine Heavy Weight, be difficult to use at electric vehicle, simultaneously, because of the particularity of car air conditioner working environment as bearing frequent vibrations and impact, the thermal load of air-conditioning is large, compressor arrangement limited space etc. has determined its design, install, the aspects such as technical requirements and common air-conditioning have very large difference, thereby the heat pump type Air Condition Compressor for Electric Vehicle that requires exploitation to have an overall performance good, compact structure, miniaturization, lightweight, component are processed easily, the advantage such as easy for installation is to meet the need of market.
Summary of the invention
Purpose of the present invention is exactly the defective on the electric vehicle of can not being applicable to that exists in the existing domestic heat pump type air condition compressor in order to solve, a kind of Novel heat pump type scroll air-condition compressor that is applicable to electric vehicle is provided, employing make-up gas in the tonifying Qi chamber in the middle of the compressor, to improve the air displacement of compressor, reduce delivery temperature, promote heating capacity, make heat pump type motor compressor car air conditioner also can provide enough heating capacities in the low temperature environment temperature.Adopt simultaneously rational mode of structure and assembly method, reduce difficulty of processing and the installation precision of part, satisfy production requirement.
Technological scheme of the present invention is:
A kind of heat pump type Air Condition Compressor for Electric Vehicle mainly is comprised of bearing holder component, drive controller modular assembly, electric machine casing, motor assembly, bent axle, eccentric mass, orbiter, fixed scroll parts and lower shell body, it is characterized in that:
A, in the air aspiration cavity at place, the vortex bottom surface of fixed scroll, near the spiral bar position, a tonifying Qi hole is set; In the isolation zone of the Ω shape of reverse side hyperbaric chamber region division of fixed scroll, the hyperbaric chamber zone is separated with middle tonifying Qi cavity region and two tonifying Qi holes;
B, in the isolation zone of lower shell body hyperbaric chamber region division one Ω shape, after the assembling of itself and fixed scroll, cooperates with the isolation zone of fixed scroll reverse side, hyperbaric chamber zone and tonifying Qi chamber are separated, middle tonifying Qi chamber one end is provided with the tonifying Qi tapped hole, is connected with air-conditioning system by the gas filling mouth that is connected with;
C, be provided with a special-shaped seal ring identical with the shape of fixed scroll reverse side hyperbaric chamber and lower shell body hyperbaric chamber, wherein be provided with corresponding Ω shape hermetic unit, it matches with isolation zone, isolation zone in the lower shell body in the fixed scroll and seals.
The principle of technical solution of the present invention is as follows:
1) for the electric automobile heat-pump type air-conditioning system with flash vessel, according to the heat pump cycle working condition under the winter low temperature ambient temperature, with the heat pump cycle coefficient of performance
hMaximum value is the optimization aim function, adopts Meng Te Kano random optimization method, determines the thermodynamic state parameter of each point in the following accurate Two-stage Compression system pressure-enthalpy diagram.
2) according to the best intermediate pressure that draws by optimization method, utilizing the k(refrigeration working medium isentropic Compression index of scroll compressor interior volume specific ratio) power equals the thermodynamic relation formula of internal pressure ratio, determines the geometric position of gas supplementing opening in the middle of the scroll compressor.
3) in order to reduce the tonifying Qi noise, reduce the irreversible loss of 7 and 2 gas mixed processes among Fig. 6, utilize variable cross section flows in the fluid mechanics equation of continuity, Bernoulli's energy equation and N-S viscous flow momentum equation, geometrical shape and the area of gas supplementing opening in the middle of determining.
Technique effect of the present invention is:
1. adopt in the middle of the compressor make-up gas in the tonifying Qi chamber, improved the air displacement of compressor, reduce its delivery temperature, promote heating capacity, overall performance obviously promotes.Particularly, air supply compressor in condensing temperature one regularly, during evaporating temperature lower (being that pressure ratio is larger) to performance to improve effect more obvious, make heat pump type motor compressor car air conditioner also can provide enough heating capacities in the low temperature environment temperature.
2. pass through fixed scroll, lower shell body, special-shaped seal ring designs, fixed scroll is that 1.2～3 millimeters waist shaped holes are as air supply passage near offering 2 and diameter on the air aspiration cavity position, in fixed scroll (price fixing) reverse side hyperbaric chamber zone design one isolation zone, make-up gas passage in hyperbaric chamber zone and the middle tonifying Qi chamber is separated, as adopt copper pipe, joint connects, because of the little very difficult realization of its regional space, also must adopt the auxiliary realization of welding procedure, thereby element precision is exerted an influence, adopt newly-designed said method, guaranteed compressor final assembly precision, simultaneously, the compressor final assembly is convenient, reliably, the design of part after the design is simple, easy to process.
Description of drawings:
Fig. 1 is the structural representation of compressor of the present invention;
Fig. 2 is fixed scroll air supply passage position view among Fig. 1;
Fig. 3 is fixed scroll hyperbaric chamber area schematic among Fig. 1;
Fig. 4 is lower shell body structural representation among Fig. 1;
Fig. 5 is Fig. 1 special-shaped seal ring schematic representation;
Fig. 6 is the accurate Two-stage Compression system pressure-enthalpy diagram that the present invention designs employing.
Embodiment
One, as shown in Figure 1, a kind of heat pump type Air Condition Compressor for Electric Vehicle provided by the invention mainly is comprised of bearing holder component 1, drive controller modular assembly 2, electric machine casing 3, motor assembly 4, bent axle 5, eccentric mass 6, locating stud 7, orbiter 8, fixed scroll parts 9, screw 10, lower shell body 11.
Two, innovation structure of the present invention is:
1, fixed scroll 9 is carried out innovative design, as shown in Figure 1 and Figure 2, in the air aspiration cavity at place, the vortex bottom surface of fixed scroll 9, near spiral bar 9b position, offering 2 and diameter is that 1.2～3 millimeters waist shaped holes are as tonifying Qi hole 9a; Such as Fig. 1, shown in Figure 3, at the isolation zone 9e of the Ω shape of reverse side hyperbaric chamber 9c region division of fixed scroll 9, hyperbaric chamber 9c zone and middle tonifying Qi chamber 9d zone and two tonifying Qi hole 9a are separated.
2, such as Fig. 1, shown in Figure 4, to lower shell body 11(bonnet) carry out the adaptability structural design, at the isolation zone 11a of lower shell body hyperbaric chamber region division one Ω shape, after 9 assemblings of itself and fixed scroll, cooperate with the isolation zone 9e of fixed scroll reverse side, the hyperbaric chamber zone is separated with tonifying Qi chamber 11d; Middle tonifying Qi chamber 11d one end is provided with tonifying Qi tapped hole 11b, wherein is connected with gas filling mouth 12.
3, as shown in Figure 5, be provided with a special-shaped seal ring 13 identical with the shape of fixed scroll 9 reverse side hyperbaric chambers and lower shell body hyperbaric chamber, wherein also be provided with corresponding Ω shape hermetic unit, and referring to Fig. 1, Fig. 3 and Fig. 4, it matches with isolation zone 9e, isolation zone 11a in the lower shell body in the fixed scroll 9 and seals.
To contain with the bearing holder component 1 of rotor and pack in the electric machine casing 3 that contains motor stator, ring by some, pin anti-rotation mechanism are packed wear plate, orbiter 8 on the bearing seat surface, the fixed scroll 9 of design with waist shaped hole tonifying Qi hole is installed in the bearing block assembly by locating stud 7, special-shaped seal ring 13, sealing gasket, the lower shell body 11 of design are packed in the electric machine casing 3 in order, then with screw 10 electric machine casing, bottom shell component are fixed, orbiter around the fixed scroll translation, is realized the compressor assembly function under the driving of motor.
Claims (1)
1. heat pump type Air Condition Compressor for Electric Vehicle, mainly formed by bearing holder component (1), drive controller modular assembly (2), electric machine casing (3), motor assembly (4), bent axle (5), eccentric mass (6), orbiter (8), fixed scroll parts (9) and lower shell body (11), it is characterized in that:
A, in the air aspiration cavity at place, the vortex bottom surface of fixed scroll (9), near spiral bar (9b) position, 2 tonifying Qi holes (9a) are set; In the isolation zone (9e) of the Ω shape of reverse side hyperbaric chamber (9c) region division of fixed scroll (9), hyperbaric chamber (9c) zone and zone, middle tonifying Qi chamber (9d) and two tonifying Qi holes (9a) are separated;
B, in the isolation zone (11a) of lower shell body hyperbaric chamber region division one Ω shape, after the assembling of itself and fixed scroll (9), cooperate with the isolation zone (9e) of fixed scroll reverse side, the hyperbaric chamber zone is separated with tonifying Qi chamber (11d), middle tonifying Qi chamber (11d) end is provided with tonifying Qi tapped hole (11b), is connected with air-conditioning system by the gas filling mouth (12) that is connected with;
C, be provided with a special-shaped seal ring (13) identical with the shape of fixed scroll (9) reverse side hyperbaric chamber and lower shell body hyperbaric chamber, wherein be provided with corresponding Ω shape hermetic unit, it matches with isolation zone (9e), isolation zone (11a) in the lower shell body in the fixed scroll (9) and seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210326751.3A CN102865228B (en) | 2012-09-06 | 2012-09-06 | Heat pump type air conditioner compressor of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210326751.3A CN102865228B (en) | 2012-09-06 | 2012-09-06 | Heat pump type air conditioner compressor of electric automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102865228A true CN102865228A (en) | 2013-01-09 |
| CN102865228B CN102865228B (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210326751.3A Expired - Fee Related CN102865228B (en) | 2012-09-06 | 2012-09-06 | Heat pump type air conditioner compressor of electric automobile |
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| Country | Link |
|---|---|
| CN (1) | CN102865228B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035879A (en) * | 2017-12-29 | 2018-05-15 | 广东兴泽尔新能源科技有限公司 | The increasing enthalpy structure and screw compressor of compressor |
| CN115419597A (en) * | 2022-09-29 | 2022-12-02 | 重庆建设车用空调器有限责任公司 | Take heat pump electric scroll compressor lid structure of tonifying qi passageway |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4365941A (en) * | 1979-05-09 | 1982-12-28 | Hitachi, Ltd. | Scroll compressor provided with means for pressing an orbiting scroll member against a stationary scroll member and self-cooling means |
| CN86105602A (en) * | 1985-06-18 | 1987-04-01 | 三电有限公司 | Scroll compressor with variable displacement mechanism |
| JPH0487384U (en) * | 1990-12-06 | 1992-07-29 | ||
| JPH05231354A (en) * | 1992-02-21 | 1993-09-07 | Hitachi Ltd | Control device for heat pump type air conditioner using scroll compressor |
| US5253489A (en) * | 1991-04-02 | 1993-10-19 | Sanden Corporation | Scroll type compressor with injection mechanism |
| US6142753A (en) * | 1997-10-01 | 2000-11-07 | Carrier Corporation | Scroll compressor with economizer fluid passage defined adjacent end face of fixed scroll |
| CN202851353U (en) * | 2012-09-06 | 2013-04-03 | 安徽东升机电有限责任公司 | Heat pump type compressor of electric automobile air conditioner |
-
2012
- 2012-09-06 CN CN201210326751.3A patent/CN102865228B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4365941A (en) * | 1979-05-09 | 1982-12-28 | Hitachi, Ltd. | Scroll compressor provided with means for pressing an orbiting scroll member against a stationary scroll member and self-cooling means |
| CN86105602A (en) * | 1985-06-18 | 1987-04-01 | 三电有限公司 | Scroll compressor with variable displacement mechanism |
| JPH0487384U (en) * | 1990-12-06 | 1992-07-29 | ||
| US5253489A (en) * | 1991-04-02 | 1993-10-19 | Sanden Corporation | Scroll type compressor with injection mechanism |
| JPH05231354A (en) * | 1992-02-21 | 1993-09-07 | Hitachi Ltd | Control device for heat pump type air conditioner using scroll compressor |
| US6142753A (en) * | 1997-10-01 | 2000-11-07 | Carrier Corporation | Scroll compressor with economizer fluid passage defined adjacent end face of fixed scroll |
| CN202851353U (en) * | 2012-09-06 | 2013-04-03 | 安徽东升机电有限责任公司 | Heat pump type compressor of electric automobile air conditioner |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035879A (en) * | 2017-12-29 | 2018-05-15 | 广东兴泽尔新能源科技有限公司 | The increasing enthalpy structure and screw compressor of compressor |
| CN108035879B (en) * | 2017-12-29 | 2023-08-22 | 广东兴泽尔新能源科技有限公司 | Enthalpy increasing structure of compressor and scroll compressor |
| CN115419597A (en) * | 2022-09-29 | 2022-12-02 | 重庆建设车用空调器有限责任公司 | Take heat pump electric scroll compressor lid structure of tonifying qi passageway |
| CN115419597B (en) * | 2022-09-29 | 2024-05-07 | 重庆建设车用空调器有限责任公司 | Heat pump electric vortex compressor cover body structure with air supplementing channel |
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| CN102865228B (en) | 2015-09-30 |
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Effective date of registration: 20220429 Address after: 230000 No.43 Tangkou Road, Taohua Industrial Park, Hefei City, Anhui Province Patentee after: ANHUI DONGFENG ELECTROMECHANICAL SCIENCE & TECHNOLOGY CO.,LTD. Address before: 230601 intersection of Tangkou road and Chuangxin Avenue, Taohua Industrial Park Development Zone, Hefei City, Anhui Province Patentee before: ANHUI TOSUM MACHINERY & ELECTRIC Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20150930 |