CN114412778A - Pump body integrated scroll compressor - Google Patents
Pump body integrated scroll compressor Download PDFInfo
- Publication number
- CN114412778A CN114412778A CN202210022664.2A CN202210022664A CN114412778A CN 114412778 A CN114412778 A CN 114412778A CN 202210022664 A CN202210022664 A CN 202210022664A CN 114412778 A CN114412778 A CN 114412778A
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- China
- Prior art keywords
- shell
- pump
- assembly
- scroll
- scroll compressor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a pump body integrated scroll compressor, which comprises a rear shell, a front shell, a shell and a pump body assembly, wherein a static scroll disc is arranged on the shell through a group of bolts, an accommodating space is arranged in the rear shell and at least one controller is stored in the rear shell, the shell is positioned between the rear shell and the front shell, the static scroll disc is arranged between the front shell and the pump body assembly, and the static scroll disc, the front shell and the pump body assembly are connected through another group of bolts and lock the pump body assembly on the shell. The invention has small assembly difficulty and high operation reliability.
Description
Technical Field
The invention relates to the technical field of compressors, in particular to a pump body integrated scroll compressor.
Background
The air conditioner used by the new energy bus at present has large refrigerating capacity demand, the pressure requirement of the working condition of the refrigerant is higher, and a compressor with larger displacement and higher compression strength is required for matching.
The traditional Chinese patent CN100381705C discloses a large-displacement scroll compressor for vehicles, which comprises a machine shell (1), a movable disk (2), a static disk (3) and a crankshaft (4), wherein the machine shell (1) is separated into a high-pressure cavity (6) and a low-pressure cavity (7) through the static disk (3), an exhaust hole (8) for connecting the high-pressure cavity (6) and the low-pressure cavity (7) is arranged on the static disk (3), the low-pressure cavity (7) is connected with an air inlet (9), the high-pressure cavity (6) is connected with an exhaust port (10), the movable disk (2), the static disk (3) and the main body part of the crankshaft (4) are positioned in the machine shell (1), the movable disk (2) is arranged at one end of the crankshaft (4), the other end of the crankshaft (4) extends out of the machine shell (1) to be connected with a driving wheel (11), the movable disk (2) is inserted into the static disk (3), and the high-pressure cavity of the static disk (3) is communicated with the exhaust hole (8), and the scroll compressor is characterized in that the movable disk (2), The height of the molded line of the static disc (3) is 34-60 mm, the radius of the base circle of the static disc is 3.6-7 mm, and the scheme has the following defects that firstly, the scheme is driven by a belt pulley, the rear shell part does not meet the requirement of integrating a controller, a motor and a compressor mechanical part, and the assembly difficulty is increased; secondly, the air suction port of the scheme is positioned at the position of the movable disc and the static disc, and the cooling requirement after the motor is installed cannot be met.
Chinese patent CN205605429U discloses a horizontal scroll compressor for vehicle, which comprises: a front housing; a rear housing corresponding to the front housing, an oil pump stator and a bearing bracket being integrated with the rear housing; a hollow shell connecting the front shell and the rear shell; a motor; the eccentric crankshaft is connected to a rotor of the motor to transmit rotating force and comprises a long shaft part, wherein the first end of the long shaft part is provided with an eccentric pin hole, the second end of the long shaft part is provided with an eccentric pin, and an oil through hole penetrates through the eccentric crankshaft along the length direction of the eccentric crankshaft; the oil pump rotor is matched with the oil pump stator to form an oil pump; the two ends of the through oil pump shaft are respectively sleeved in the eccentric pin holes of the oil pump rotor and the long shaft part; a compression scroll; a main bearing; and the auxiliary bearing, wherein the motor, the oil pump and the auxiliary bearing are all arranged on the low-pressure side of the horizontal scroll compressor for the vehicle. However, the shell in the scheme is an aluminum die casting, the shell thickness needs to be increased for meeting the pressure resistance strength, the shell processing and the whole machine weight are affected, the shell in other forms needs to be selected, the positions of the support legs and the pump body assembly form need to be correspondingly adjusted, meanwhile, the requirement of the large-displacement compressor on the reliability of the bearings and other parts is higher, and the structure of the compressor needs to be designed again.
Disclosure of Invention
Aiming at the problems of the existing compressor, the pump body integrated scroll compressor with simple assembly and high reliability is provided.
The specific technical scheme is as follows:
a pump-integrated scroll compressor comprising: preceding shell, casing, backshell and pump body structure, pump body structure includes: a static vortex disc, a stator component and a movable vortex disc mechanism; the front shell, the static scroll disk, the shell and the rear shell are fixedly connected in sequence, a first accommodating space is formed among the static scroll disk, the shell and the rear shell, a second accommodating space is formed in the rear shell, the stator assembly and the movable scroll disk mechanism are both arranged in the first accommodating space, the stator assembly is in interference fit with the inner wall of the shell, and a controller is arranged in the second accommodating space.
The pump-body-integrated scroll compressor described above, wherein the orbiting scroll mechanism includes:
the bracket is fixedly connected with the fixed scroll disc;
the movable scroll disk is movably arranged between the bracket and the fixed scroll disk;
one end of the crankshaft assembly penetrates through the support and is connected with the movable scroll disk through an eccentric sliding sleeve, one end of the crankshaft assembly is in rotating fit with the support, and the other end of the crankshaft assembly is in rotating connection with the rear shell;
the rotor assembly is in interference fit with the crankshaft assembly, and the stator assembly is located on the periphery of the rotor assembly.
In the above pump-integrated scroll compressor, one end of the crankshaft assembly is rotationally matched with the bracket through a bearing, and the other end of the crankshaft assembly is rotationally matched with the rear shell through the bearing.
The pump-body-integrated scroll compressor described above, wherein the orbiting scroll mechanism further comprises: the two balance blocks are in interference fit with the crankshaft assembly respectively and are located at two ends of the rotor assembly respectively.
In the above scroll compressor with an integrated pump body, one end of the front shell, the fixed scroll and the shell is fixedly connected through a plurality of bolts, and the other end of the rear shell and the shell is fixedly connected through a plurality of bolts.
The pump body integrated scroll compressor is characterized in that the rear shell is provided with an installation base, and the installation base is provided with an auxiliary bearing.
The above pump body integrated scroll compressor, wherein, the eccentric sliding sleeve passes through the bolt with bent axle subassembly fixed connection.
The pump body integrated scroll compressor is characterized in that the support is provided with a cross ring.
In the above pump-integrated scroll compressor, the rear casing has an air inlet.
Compared with the prior art, the technical scheme has the positive effects that:
(1) the invention adopts the integration of the pump body components, reduces the assembly difficulty and optimizes the reliability of the compressor under the conditions of meeting the requirements of large discharge capacity and high pressure.
(2) The rear shell of the invention is provided with the air suction port, thereby meeting the cooling requirement after the motor is installed.
(3) The controller is arranged in the rear shell, so that the requirement of integration of the controller, the motor and the mechanical part of the compressor is met.
Drawings
FIG. 1 is a schematic view of the overall structure of a pump-integrated scroll compressor according to the present invention;
FIG. 2 is a schematic structural view of an orbiting scroll mechanism of a pump-integrated scroll compressor according to the present invention;
in the drawings: 1. a controller; 2. a rear housing; 3. a counterbalance; 4. a housing; 5. a motor stator; 6. a rotor assembly; 7. a crankshaft assembly; 8. a support; 10. an eccentric sliding sleeve; 11. a cross-shaped ring; 12. a movable scroll pan; 13. a static scroll pan; 14. a front housing; 15. and a pump body assembly.
Detailed Description
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Fig. 1 is an overall structural view of a pump-integrated scroll compressor of the present invention, fig. 2 is an assembly structural view of a pump body of a pump-integrated scroll compressor of the present invention, and fig. 1 to 2 show a pump-integrated scroll compressor according to a preferred embodiment, which includes: preceding shell 14, casing 4, backshell 2 and pump body structure, pump body structure includes: a static vortex disc 13, a stator assembly 5 and a movable vortex disc mechanism; preceding shell 14, quiet whirlpool dish 13, casing 4 and backshell 2 are fixed connection in proper order, form first accommodation space between quiet whirlpool dish 13, casing 4 and the backshell 2, are formed with the second accommodation space in the backshell 2, and stator module 5 and move whirlpool dish mechanism and all locate in the first accommodation space, and stator module 5 and the inner wall interference fit of casing 4, be equipped with controller 1 in the second accommodation space.
Further, as a preferred embodiment, the orbiting scroll mechanism comprises: the device comprises a bracket 8, a movable scroll 12, a crankshaft assembly 7 and a rotor assembly 6, wherein the bracket 8 is fixedly connected with a fixed scroll 13; the movable scroll disk 12 is movably arranged between the bracket 8 and the fixed scroll disk 13; one end of the crankshaft assembly 7 penetrates through the bracket 8 and is connected with the movable scroll disk through an eccentric sliding sleeve 10, one end of the crankshaft assembly 7 is in rotating fit with the bracket 8, and the other end of the crankshaft assembly 7 is in rotating connection with the rear shell 2; when the compressor works, the fixed scroll 13 is still, and the crankshaft assembly 7 transmits power to the movable scroll 12, so that the compression work of gas is completed; the rotor assembly 6 is in interference fit with the crankshaft assembly 7, and the stator assembly 5 is positioned on the periphery of the rotor assembly 6.
Further, as a preferred embodiment, one end of the crankshaft assembly 7 is rotatably engaged with the bracket 8 through a bearing, and the other end of the crankshaft assembly 7 is rotatably engaged with the rear housing 2 through a bearing.
Further, as a preferred embodiment, the orbiting scroll mechanism further comprises: two balancing pieces 3, two balancing pieces 3 respectively with 7 interference fits of bent axle subassembly, two balancing pieces 3 are located the both ends of rotor subassembly 6 respectively, and the setting of two balancing pieces 3 in this embodiment can make the equipment motion in-process more stable.
Further, as a preferred embodiment, the front shell 14, the fixed scroll 13 and one end of the shell 4 are fixedly connected through a plurality of bolts, and the rear shell 2 and the other end of the shell 4 are fixedly connected through a plurality of bolts, so that the assembly difficulty of parts is reduced.
Further, as a preferred embodiment, the rear housing 2 is provided with a mounting base, and the mounting base is provided with an auxiliary bearing.
Further, as a preferred embodiment, the eccentric sliding sleeve 10 is fixedly connected with the crankshaft assembly 7 through a bolt.
Further, as a preferred embodiment, the support 8 is provided with a cross-shaped ring 11.
Further, as a preferred embodiment, the rear housing 2 has an air suction port, so as to meet the requirement of cold cutting after the motor is installed.
The invention adopts the pump body assembly 15 to be integrated, reduces the assembly difficulty and simultaneously optimizes the reliability of the compressor under the conditions of meeting the requirements of large discharge capacity and high pressure.
The rear shell 2 of the invention is provided with an air suction port, which meets the cooling requirement after the motor is installed.
The controller 1 is arranged in the rear shell 2, so that the requirement of integration of the controller 1, the motor and the mechanical part of the compressor is met.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (9)
1. A pump-integrated scroll compressor, comprising: preceding shell, casing, backshell and pump body structure, pump body structure includes: a static vortex disc, a stator component and a movable vortex disc mechanism; the front shell, the static scroll disk, the shell and the rear shell are fixedly connected in sequence, a first accommodating space is formed among the static scroll disk, the shell and the rear shell, a second accommodating space is formed in the rear shell, the stator assembly and the movable scroll disk mechanism are both arranged in the first accommodating space, the stator assembly is in interference fit with the inner wall of the shell, and a controller is arranged in the second accommodating space.
2. The pump-body-integrated scroll compressor of claim 1, wherein the orbiting scroll mechanism comprises:
the bracket is fixedly connected with the fixed scroll disc;
the movable scroll disk is movably arranged between the bracket and the fixed scroll disk;
one end of the crankshaft assembly penetrates through the support and is connected with the movable scroll disk through an eccentric sliding sleeve, one end of the crankshaft assembly is in rotating fit with the support, and the other end of the crankshaft assembly is in rotating connection with the rear shell;
a rotor assembly; the rotor assembly is in interference fit with the crankshaft assembly, and the stator assembly is located on the periphery of the rotor assembly.
3. The pump-integrated scroll compressor of claim 2, wherein one end of the crankshaft assembly is rotatably coupled to the bracket via a bearing, and the other end of the crankshaft assembly is rotatably coupled to the rear housing via the bearing.
4. The pump body-integrated scroll compressor of claim 3, wherein the orbiting scroll mechanism further comprises: the two balance blocks are in interference fit with the crankshaft assembly respectively and are located at two ends of the rotor assembly respectively.
5. The pump-body-integrated scroll compressor according to claim 4, wherein one end of the front shell, the fixed scroll, and the housing is fixedly connected by a plurality of bolts, and the other end of the rear shell and the housing is fixedly connected by a plurality of bolts.
6. The pump-body-integrated scroll compressor of claim 5, wherein the rear shell is provided with a mounting base on which the auxiliary bearing is mounted.
7. The pump-body-integrated scroll compressor of claim 6, wherein the eccentric sliding sleeve is fixedly connected to the crankshaft assembly by the bolt.
8. The pump-body-integrated scroll compressor of claim 7, wherein the spider is provided with a spider.
9. The pump-integrated scroll compressor of claim 8, wherein the rear shell has a suction port therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210022664.2A CN114412778A (en) | 2022-01-10 | 2022-01-10 | Pump body integrated scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210022664.2A CN114412778A (en) | 2022-01-10 | 2022-01-10 | Pump body integrated scroll compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114412778A true CN114412778A (en) | 2022-04-29 |
Family
ID=81272383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210022664.2A Pending CN114412778A (en) | 2022-01-10 | 2022-01-10 | Pump body integrated scroll compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114412778A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013314A (en) * | 2022-06-28 | 2022-09-06 | 上海海立新能源技术有限公司 | Compressor backshell subassembly reaches scroll compressor including it |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070201996A1 (en) * | 2005-01-20 | 2007-08-30 | Tecumseh Products Company | Motor-compressor unit mounting arrangement for compressors |
| CN101761474A (en) * | 2008-12-26 | 2010-06-30 | 上海日立电器有限公司 | Electric scroll compressor for vehicles |
| CN107013462A (en) * | 2016-01-27 | 2017-08-04 | 上海海立新能源技术有限公司 | A kind of horizontal type scroll compressor |
| CN111911411A (en) * | 2020-09-08 | 2020-11-10 | 上海海立新能源技术有限公司 | Scroll compressor structure |
| CN213016782U (en) * | 2020-09-08 | 2021-04-20 | 上海海立新能源技术有限公司 | Scroll compressor structure |
-
2022
- 2022-01-10 CN CN202210022664.2A patent/CN114412778A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070201996A1 (en) * | 2005-01-20 | 2007-08-30 | Tecumseh Products Company | Motor-compressor unit mounting arrangement for compressors |
| CN101761474A (en) * | 2008-12-26 | 2010-06-30 | 上海日立电器有限公司 | Electric scroll compressor for vehicles |
| CN107013462A (en) * | 2016-01-27 | 2017-08-04 | 上海海立新能源技术有限公司 | A kind of horizontal type scroll compressor |
| CN111911411A (en) * | 2020-09-08 | 2020-11-10 | 上海海立新能源技术有限公司 | Scroll compressor structure |
| CN213016782U (en) * | 2020-09-08 | 2021-04-20 | 上海海立新能源技术有限公司 | Scroll compressor structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013314A (en) * | 2022-06-28 | 2022-09-06 | 上海海立新能源技术有限公司 | Compressor backshell subassembly reaches scroll compressor including it |
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