CN203201801U - Air-supply enthalpy-increasing scroll compressor - Google Patents
Air-supply enthalpy-increasing scroll compressor Download PDFInfo
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- CN203201801U CN203201801U CN 201320159610 CN201320159610U CN203201801U CN 203201801 U CN203201801 U CN 203201801U CN 201320159610 CN201320159610 CN 201320159610 CN 201320159610 U CN201320159610 U CN 201320159610U CN 203201801 U CN203201801 U CN 203201801U
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- tonifying
- air supply
- fixed scroll
- compressor
- enthalpy
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- 230000001502 supplementing effect Effects 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 abstract 6
- 239000003507 refrigerant Substances 0.000 description 31
- 238000000034 method Methods 0.000 description 23
- 210000004907 gland Anatomy 0.000 description 6
- 238000007906 compression Methods 0.000 description 5
- 238000002309 gasification Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000006200 vaporizer Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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Abstract
The utility model relates to an air-supply enthalpy-increasing scroll compressor for a heat pump air conditioner of an electric vehicle. The air-supply enthalpy-increasing scroll compressor is provided with an air supply structure which comprises a high-pressure cover air supply channel and a static scroll plate air supply channel, wherein the high-pressure cover air supply channel is communicated with a static scroll plate and internally provided with a filter and a one-way valve, and the static scroll plate air supply channel penetrates through the top surface of the static scroll plate; supplied air enters two middle cavities formed by a movable scroll plate and the static scroll plate after sequentially passing through the high-pressure air supply channel and the static scroll plate air supply channel. Through the air supply structure additionally arranged, the supplied air can enter the middle cavities in the compressor from an air supply port in a high-pressure cover, so that the compressor can work normally under the lower environment temperature, the heating capacity and the refrigerating capacity can be enhanced, the energy efficiency ratio can be improved, and the system can be effectively simplified.
Description
Technical field
The utility model relates to the air condition compressor technical field, and specifically, the tonifying Qi that relates to a kind of electric automobile heat-pump idle call increases the enthalpy scroll compressor.
Background technique
Present common scroll compressor is when ambient temperature is low, can cause inspiratory volume to increase, refrigerant circulation reduces, pressure ratio increases, decrease in efficiency and excessive discharge temperature, compressor can't run well, therefore the basic Electric heating that adopts of existing electric air-conditioning system heating, the Energy Efficiency Ratio of this mode is low, and makes air-conditioning system complicated.
And tonifying Qi to increase the enthalpy refrigeration system be to have increased economizer to carry out the exchange of inner second heat on the basis of original legacy system, thereby the mistake that realizes refrigerant is spent cold so that refrigerant increases to reach the purpose that increases refrigerating capacity in the enthalpy difference of evaporator inlet-outlet.Increase the heat release liquefaction and produce certain Subcoold temperature condenser of high pressure superheater gas that the enthalpy exhaust outlet of compressor gets rid of from tonifying Qi among Fig. 1, liquid refrigerants enters economizer and carries out heat exchange from being divided into two-way after condensator outlet flows out, one the tunnel is major cycle, one the tunnel is the tonifying Qi circulation, the refrigerant of tonifying Qi loop direction reduces pressure through expansion valve before entering economizer, in economizer, evaporate after the decompression, it is the gas supplementing opening that gaseous state enters compressor that the heat of absorption major cycle refrigerant increases enthalpy, because the tonifying Qi pressure of compressor is higher than the pressure of compressor air suction mouth, therefore tonifying Qi gas enters rapidly the intermediate cavity of compressor, mix with the major cycle refrigerant that enters from intakeport, along with the continuation compression of intermediate cavity, the pressure of intermediate cavity improves gradually, when the pressure of intermediate cavity equals greater than tonifying Qi pressure, the closed check valve of gas supplementing opening prevents gas backflow.The refrigerant of major cycle is spent coldly through crossing behind the economizer, makes it to reduce at the refrigerant enthalpy at evaporator inlet place, absorbs more heat during through vaporizer, and refrigerating capacity is improved, and the refrigerant after the gasification enters compressor from the intakeport of compressor and again circulates.
As shown in Figure 2, state point and process below refrigerant exists in cyclic process:
State point e:(exhaust outlet of compressor) the high pressure superheater refrigerant steam condition point after compression is finished; State point f:(condensator outlet) the high-pressure liquid refrigerant state point after condensation is finished; The outlet of state point i:(tonifying Qi circulation expansion valve) tonifying Qi circulation throttling is depressured to the state point of the refrigerant of middle pressure; The tonifying Qi loop exit of state point j:(economizer) state point of refrigerant behind the tonifying Qi cycle gasification; State point g:(economizer major cycle outlet) crosses the state point of spending the major cycle refrigerant after cold; The outlet of state point h:(major cycle expansion valve) the major cycle reducing pressure by regulating flow is to the state point of the refrigerant of low pressure; State point a:(vaporizer end) state point after the gasification of major cycle refrigerant; State point b:(evaporator outlet) state point after the major cycle refrigerant is overheated; Press the chamber in the state point c:(compressor) the major cycle refrigerant is compressed into the state point of middle pressure; Press the chamber in the state point d:(compressor) tonifying Qi circulating refrigerant and the mixed state point of major cycle refrigerant; State point e ': (exhaust outlet of compressor) high pressure superheated steam state point after the compression of compressor during without tonifying Qi finished.
D-e process: the compression process of gaseous coolant; E-f process: the condensation process of gaseous coolant; F-i process: the expansion step-down process of tonifying Qi circulation; I-j process: the gasification of tonifying Qi refrigerant; J-d process: the air mixing process of tonifying Qi refrigerant; The f-g process: the mistake of major cycle refrigerant in economizer spent cold process; G-h process: the expansion step-down process of major cycle refrigerant; H-a process: the evaporation process of major cycle refrigerant; A-b process: the superheating process of major cycle refrigerant; B-c process: the middle pressure compression process of major cycle refrigerant; C-d process: the air mixing process of major cycle refrigerant.
The model utility content
The purpose of this utility model is the deficiency that effectively solves existing common scroll compressor, provides a kind of tonifying Qi to increase the enthalpy scroll compressor, can work under lower ambient temperature, and enough heating and refrigerating capacity is provided.
The purpose of this utility model is achieved in that
A kind of tonifying Qi increases the enthalpy scroll compressor, and described compressor is provided with gas supplementary structure, comprising: be communicated to the high pressure top capping gas passage of fixed scroll, be provided with filter, one-way valve in the described high pressure top capping gas passage; And the fixed scroll air supply passage, pass the fixed scroll end face; Tonifying Qi gas enters in orbiter and formed two intermediate cavity of fixed scroll by high pressure top capping gas passage, fixed scroll air supply passage successively.
Wherein, the cross section of described fixed scroll air supply passage is circle, rectangle, ellipse or avette, and other possible shape.
Preferably, described fixed scroll air supply passage runs through the quiet dish tooth of described fixed scroll.Further, be provided with the tonifying Qi groove along the end face of described quiet dish tooth, described tonifying Qi groove is communicated with the fixed scroll air supply passage.
Wherein, the side of described quiet dish tooth is provided with gas supplementing opening, and the two ends of described tonifying Qi groove are communicated with described gas supplementing opening, and tonifying Qi gas enters described intermediate cavity after flowing into the tonifying Qi groove; Perhaps, be provided with vertical pod apertures at the two ends of described tonifying Qi groove, the bottom of described pod apertures is communicated with described tonifying Qi hole.The cross section of described tonifying Qi groove is rectangle, semicircle or arch.
The fixed scroll air supply passage penetrates quiet dish tooth, can further make the utility model tonifying Qi increase the simple in structure of enthalpy scroll compressor, saves the space, and just making originally, the space of compactness becomes relatively loose.
As another preferred version of the present utility model, the tooth wall of the quiet dish tooth of described fixed scroll air supply passage and described fixed scroll intersects.The position of intersection point can be the arbitrary height of tooth wall and intersect arbitrarily mode.The fixed scroll air supply passage is designed to the hole crossing with the tooth wall, gas-entered passageway can be maximized, reduce the obstruction of air supply passage, improve the flow of moment tonifying Qi, further greatly strengthened the effect of tonifying Qi.Wherein, described fixed scroll air supply passage is single hole or porous.
The utility model is owing to having adopted technique scheme, compared with prior art have following beneficial effect: a kind of tonifying Qi of the utility model increases the enthalpy scroll compressor, by increasing gas supplementary structure, tonifying Qi gas can be entered in the compressor by this gas supplementary structure from the gas supplementing opening that high pressure covers, so that compressor can work under lower ambient temperature, and provide enough heating capacity and refrigerating capacities, and effectively simplified system.
Description of drawings
By following embodiment of the present utility model and description taken together with the accompanying drawings, other advantage of the present utility model and feature are shown, this embodiment provides with the form of example, but is not limited to this, wherein:
Fig. 1 is the systematic schematic diagram that a kind of tonifying Qi of the utility model increases the enthalpy scroll compressor;
Fig. 2 is the refrigerant circulation working state schematic diagram that a kind of tonifying Qi of the utility model increases the enthalpy scroll compressor;
Fig. 3 is the cross-sectional view that a kind of tonifying Qi of the utility model increases the embodiment 1 of enthalpy scroll compressor;
Fig. 4 is fixed scroll air supply passage position view embodiment illustrated in fig. 3;
Fig. 5 is the cross-sectional view that a kind of tonifying Qi of the utility model increases the embodiment 2 of enthalpy scroll compressor;
Fig. 6 is fixed scroll air supply passage position view embodiment illustrated in fig. 5;
Fig. 7 is the cross-sectional view that a kind of tonifying Qi of the utility model increases the embodiment 3 of enthalpy scroll compressor;
Fig. 8 is fixed scroll air supply passage position view embodiment illustrated in fig. 7;
Fig. 9 is several shapes of the cross section of a kind of tonifying Qi of the utility model fixed scroll air supply passage of increasing the enthalpy scroll compressor;
Figure 10 is several shapes of the cross section of a kind of tonifying Qi of the utility model tonifying Qi groove of increasing the enthalpy scroll compressor;
Figure 11 is the schematic diagram of several situations of the position of the intersection point that intersects of the tooth wall of a kind of tonifying Qi of the utility model quiet dish tooth of increasing the fixed scroll air supply passage of enthalpy scroll compressor and fixed scroll.
Embodiment
Wherein, fixed scroll air supply passage 8 can be single hole or porous, and the cross section of fixed scroll air supply passage 8 is circle, rectangle, ellipse or avette, and as shown in Figure 9, the cross section of fixed scroll air supply passage 8 also can be other possible shape.
The cross section of tonifying Qi groove 9 is rectangle, semicircle or arch, as shown in figure 10.
Another preferred embodiments that a kind of tonifying Qi of the utility model increases the enthalpy scroll compressor such as Fig. 5, embodiment 2 shown in Figure 6, compressor is mainly by housing 1, motor 2, orbiter 3, fixed scroll 4, high gland 12, housing assembly 15 and gas supplementary structure form, have intakeport 11 on the housing 1 of compressor, have relief opening 7 and gas supplementing opening 10 on the high gland 12.This gas supplementary structure comprises: the high pressure top capping gas passage 5 that is communicated to fixed scroll 4, in high pressure top capping gas passage 5, be provided with filter 13, one-way valve 6, and fixed scroll air supply passage 8, in the present embodiment, fixed scroll air supply passage 8 intersects with the tooth wall of the quiet dish tooth 41 of fixed scroll 4, the position of intersection point can be the arbitrary height of tooth wall and intersect arbitrarily mode, as shown in figure 11.This design can maximize gas-entered passageway, reduces the obstruction of air supply passage, improves the flow of moment tonifying Qi, has further greatly strengthened the effect of tonifying Qi.Tonifying Qi gas is successively by high pressure top capping gas passage 5, fixed scroll air supply passage 8 rear directly entering in orbiter 3 and fixed scroll 4 formed two intermediate cavity.Wherein, fixed scroll air supply passage 8 can be single hole or porous.
Such as Fig. 7, embodiment 3 shown in Figure 8 is another preferred embodiments that a kind of tonifying Qi of the utility model increases the enthalpy scroll compressor, compressor is mainly by housing 1, motor 2, orbiter 3, fixed scroll 4, high gland 12, housing assembly 15 and gas supplementary structure consist of, this gas supplementary structure comprises: the high pressure top capping gas passage 5 that is communicated to fixed scroll 4, in high pressure top capping gas passage 5, be provided with filter 13, one-way valve 6, and fixed scroll run through air supply passage 8, the tonifying Qi groove 9 of fixed scroll end face, the gas supplementing opening 14 at the vertical pod apertures 15 at tonifying Qi groove 9 two ends and tonifying Qi groove two ends forms.In the present embodiment, fixed scroll air supply passage 8 penetrates the quiet dish tooth 41 of fixed scroll 4, end face at quiet dish tooth 41 is provided with tonifying Qi groove 9, be provided with vertical pod apertures 15 at the two ends of tonifying Qi groove 9, be provided with tonifying Qi hole 14 in the bottom of pod apertures 15, tonifying Qi gas enters tonifying Qi groove 9 by high pressure top capping gas passage 5, fixed scroll air supply passage 8 successively, is entered in orbiter 3 and fixed scroll 4 formed two intermediate cavity through gas supplementing opening 14 by the pod apertures 15 of tonifying Qi groove 9 through tonifying Qi groove two ends again.Wherein, fixed scroll air supply passage 8 can be single hole or porous.Have intakeport 11 on the housing 1 of compressor, have relief opening 7 and gas supplementing opening 10 on the high gland 12.In the present embodiment, the arbitrary height that the position of gas supplementing opening 10 can be on the intermediate cavity short transverse.
Claims (9)
1. a tonifying Qi increases the enthalpy scroll compressor, and it is characterized in that: described compressor is provided with gas supplementary structure, comprising: be communicated to the high pressure top capping gas passage of fixed scroll, be provided with filter, one-way valve in the described high pressure top capping gas passage; And the fixed scroll air supply passage, pass the fixed scroll end face; Tonifying Qi gas enters in orbiter and formed two intermediate cavity of fixed scroll by high pressure top capping gas passage, fixed scroll air supply passage successively.
2. tonifying Qi as claimed in claim 1 increases the enthalpy scroll compressor, it is characterized in that: described fixed scroll air supply passage runs through the quiet dish tooth of described fixed scroll.
3. tonifying Qi as claimed in claim 1 increases the enthalpy scroll compressor, it is characterized in that: the end face along described quiet dish tooth is provided with the tonifying Qi groove, and described tonifying Qi groove is communicated with the fixed scroll air supply passage.
4. tonifying Qi as claimed in claim 3 increases the enthalpy scroll compressor, it is characterized in that: the side of described quiet dish tooth is provided with gas supplementing opening, and the two ends of described tonifying Qi groove are communicated with described gas supplementing opening, and tonifying Qi gas enters described intermediate cavity after flowing into the tonifying Qi groove.
5. tonifying Qi as claimed in claim 4 increases the enthalpy scroll compressor, it is characterized in that: be provided with vertical pod apertures at the two ends of described tonifying Qi groove, the bottom of described pod apertures is communicated with described tonifying Qi hole.
6. tonifying Qi as claimed in claim 3 increases the enthalpy scroll compressor, it is characterized in that: the cross section of described tonifying Qi groove is rectangle, semicircle or arch.
7. tonifying Qi as claimed in claim 1 increases the enthalpy scroll compressor, it is characterized in that: the tooth wall of the quiet dish tooth of described fixed scroll air supply passage and described fixed scroll intersects.
8. increase the enthalpy scroll compressor such as the described tonifying Qi of arbitrary claim among the claim 1-7, it is characterized in that: described fixed scroll air supply passage is single hole or porous.
9. tonifying Qi as claimed in claim 8 increases the enthalpy scroll compressor, it is characterized in that: the cross section of described fixed scroll air supply passage is circle, rectangle, ellipse or avette.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320159610 CN203201801U (en) | 2013-04-02 | 2013-04-02 | Air-supply enthalpy-increasing scroll compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320159610 CN203201801U (en) | 2013-04-02 | 2013-04-02 | Air-supply enthalpy-increasing scroll compressor |
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| CN203201801U true CN203201801U (en) | 2013-09-18 |
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| CN 201320159610 Expired - Fee Related CN203201801U (en) | 2013-04-02 | 2013-04-02 | Air-supply enthalpy-increasing scroll compressor |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195709A (en) * | 2013-04-02 | 2013-07-10 | 上海本菱涡旋压缩机有限公司 | Gas-supplying enthalpy-increasing scroll compressor |
| CN105240320A (en) * | 2015-10-15 | 2016-01-13 | 珠海格力电器股份有限公司 | Air supplementing structure of centrifugal compressor and compressor |
| WO2017219660A1 (en) * | 2016-06-21 | 2017-12-28 | 广东美的暖通设备有限公司 | Scroll compressor and air conditioner |
| CN108757584A (en) * | 2018-07-09 | 2018-11-06 | 大同北方天力增压技术有限公司 | A kind of turbocharger muffler and its supplementing method for air |
| CN109209887A (en) * | 2018-10-29 | 2019-01-15 | 珠海凌达压缩机有限公司 | Enthalpy-increasing component and enthalpy-increasing compressor |
| CN110131171A (en) * | 2019-06-12 | 2019-08-16 | 安徽省锦瑞汽车部件有限公司 | Gas-supplying enthalpy-increasing component and new-energy automobile screw compressor |
| CN110905805A (en) * | 2019-11-14 | 2020-03-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
| CN112145413A (en) * | 2019-06-28 | 2020-12-29 | 特灵国际有限公司 | Scroll compressor with economizer injection |
| EP3757394A1 (en) * | 2019-06-28 | 2020-12-30 | Trane International Inc. | Scroll compressor with economizer injection |
| US11560889B1 (en) | 2021-06-30 | 2023-01-24 | Trane International Inc. | Scroll compressor with second intermediate cap to facilitate refrigerant injection |
| WO2024002338A1 (en) * | 2022-06-30 | 2024-01-04 | 谷轮环境科技（苏州）有限公司 | Fixed scroll assembly, scroll compressor, and method for machining fixed scroll assembly |
| DE102022120681A1 (en) * | 2022-08-16 | 2024-02-22 | Bitzer Kühlmaschinenbau Gmbh | Scroll machine and refrigeration system |
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2013
- 2013-04-02 CN CN 201320159610 patent/CN203201801U/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195709A (en) * | 2013-04-02 | 2013-07-10 | 上海本菱涡旋压缩机有限公司 | Gas-supplying enthalpy-increasing scroll compressor |
| CN105240320A (en) * | 2015-10-15 | 2016-01-13 | 珠海格力电器股份有限公司 | Air supplementing structure of centrifugal compressor and compressor |
| CN105240320B (en) * | 2015-10-15 | 2019-01-22 | 珠海格力电器股份有限公司 | Air supplementing structure of centrifugal compressor and compressor |
| US10544799B2 (en) | 2015-10-15 | 2020-01-28 | Gree Electric Appliances, Inc. Of Zhuhai | Centrifugal compressor gas-supplementing structure and compressor |
| WO2017219660A1 (en) * | 2016-06-21 | 2017-12-28 | 广东美的暖通设备有限公司 | Scroll compressor and air conditioner |
| CN108757584A (en) * | 2018-07-09 | 2018-11-06 | 大同北方天力增压技术有限公司 | A kind of turbocharger muffler and its supplementing method for air |
| CN108757584B (en) * | 2018-07-09 | 2024-03-12 | 大同北方天力增压技术有限公司 | Silencer for turbocharger and air supplementing method thereof |
| CN109209887A (en) * | 2018-10-29 | 2019-01-15 | 珠海凌达压缩机有限公司 | Enthalpy-increasing component and enthalpy-increasing compressor |
| CN110131171A (en) * | 2019-06-12 | 2019-08-16 | 安徽省锦瑞汽车部件有限公司 | Gas-supplying enthalpy-increasing component and new-energy automobile screw compressor |
| CN110131171B (en) * | 2019-06-12 | 2024-03-15 | 安徽省锦瑞汽车部件有限公司 | Air supplementing enthalpy increasing component and scroll compressor for new energy automobile |
| EP3757394A1 (en) * | 2019-06-28 | 2020-12-30 | Trane International Inc. | Scroll compressor with economizer injection |
| US11371505B2 (en) | 2019-06-28 | 2022-06-28 | Trane International Inc. | Scroll compressor with economizer injection |
| EP4039980A1 (en) * | 2019-06-28 | 2022-08-10 | Trane International Inc. | Scroll compressor with economizer injection |
| US11480176B2 (en) | 2019-06-28 | 2022-10-25 | Trane International Inc. | Scroll compressor with economizer injection |
| CN112145413A (en) * | 2019-06-28 | 2020-12-29 | 特灵国际有限公司 | Scroll compressor with economizer injection |
| US12012963B2 (en) | 2019-06-28 | 2024-06-18 | Trane International Inc. | Scroll compressor with economizer injection |
| CN110905805A (en) * | 2019-11-14 | 2020-03-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
| US11560889B1 (en) | 2021-06-30 | 2023-01-24 | Trane International Inc. | Scroll compressor with second intermediate cap to facilitate refrigerant injection |
| WO2024002338A1 (en) * | 2022-06-30 | 2024-01-04 | 谷轮环境科技（苏州）有限公司 | Fixed scroll assembly, scroll compressor, and method for machining fixed scroll assembly |
| DE102022120681A1 (en) * | 2022-08-16 | 2024-02-22 | Bitzer Kühlmaschinenbau Gmbh | Scroll machine and refrigeration system |
| US12510073B2 (en) | 2022-08-16 | 2025-12-30 | Bitzer Kuehlmaschinenbau Gmbh | Refrigeration system with a scroll machine having a plate inserted in a base of the scroll machine |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |