CN218479933U - Air compressor shell structure and air compressor - Google Patents
Air compressor shell structure and air compressor Download PDFInfo
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- CN218479933U CN218479933U CN202222759020.XU CN202222759020U CN218479933U CN 218479933 U CN218479933 U CN 218479933U CN 202222759020 U CN202222759020 U CN 202222759020U CN 218479933 U CN218479933 U CN 218479933U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The utility model provides an air compressor casing structure and an air compressor, belonging to the technical field of air compressors, comprising a shell main body, wherein one end of the shell main body is provided with a pressure end component, and the other end is provided with a vortex end component; the pressure end component comprises a pressure end sealing disc and a pressure end bearing seat which are sequentially arranged from outside to inside; the vortex end component comprises a vortex end sealing disc and a vortex end bearing seat which are sequentially installed from outside to inside; the pressure end bearing seat or the vortex end bearing seat is integrally formed at the end part of the shell main body. The utility model provides an air compressor machine shell structure presses end bearing frame or whirlpool end bearing frame to need not to assemble with the shell main part, has reduced the assembly step of air compressor machine, has reduced the accumulative error, has improved the positioning accuracy of rotor installation.
Description
Technical Field
The utility model belongs to the technical field of the air compressor machine, more specifically say, relate to an air compressor machine shell structure and air compressor machine.
Background
The new energy fuel cell automobile is one of the current automobile development directions, utilizes hydrogen and air to combust to generate electrochemical reaction, generates water through reaction, directly converts the chemical energy of fuel into electric energy, has the advantages of no pollution, high efficiency, wide application, low noise, quick start at room temperature, quick energy supplement, modular structure and the like, and needs high-pressure and large-flow air supply to improve the output power of the fuel cell engine in the working process of the fuel cell engine, so that an air turbine is needed to pressurize inlet air before general air enters the engine.
When the air compressor is assembled, the rotor respectively penetrates through the vortex end component and the pressure end component at two ends of the shell, one end of the rotor needs to be assembled firstly, then the other end of the rotor penetrates through the air compressor, and the operation is complex. In addition, the coaxiality of the rotor and the shell is ensured by mounting the rotor, but certain mounting errors exist more or less due to the connection mode of the vortex end assembly and the pressure end assembly with the shell, so that the accumulated errors after the rotor is mounted often cause inaccurate positioning of the rotor, repeated adjustment is needed, and the operation is complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air compressor machine shell structure aims at solving the accurate location inaccuracy of rotor assembly, complex operation's problem.
In order to achieve the purpose, the utility model adopts the technical proposal that: the shell structure of the air compressor comprises a shell main body, wherein a pressure end component is arranged at one end of the shell main body, and a vortex component is arranged at the other end of the shell main body;
the pressure end assembly comprises a pressure end sealing disc and a pressure end bearing seat which are sequentially arranged from outside to inside;
the vortex end component comprises a vortex end sealing disc and a vortex end bearing seat which are sequentially installed from outside to inside;
the pressure end bearing seat or the vortex end bearing seat is integrally formed at the end part of the shell main body.
In a possible implementation, the inside rotor that is equipped with of housing body, the rotor runs through press the end sealed dish with the vortex end sealed dish, install the thrust dish on the rotor, the thrust dish is located press the end sealed dish with press between the end bearing frame, or be located the vortex end sealed dish with seat between the vortex end bearing frame.
In one possible implementation manner, thrust bearings are arranged on two sides of the thrust disk;
when the thrust disc is positioned between the pressure end sealing disc and the pressure end bearing seat, a thrust bearing seat is arranged on one side, close to the thrust disc, of the pressure end sealing disc;
when the thrust plate is located between the vortex-end sealing plate and the vortex-end bearing seat, one side of the vortex-end sealing plate close to the thrust plate is provided with the thrust bearing seat.
In one possible implementation, the thrust bearing seat is integrally formed with the pressure end sealing disk, or the thrust bearing seat is integrally formed with the vortex end sealing disk.
In a possible implementation, the vortex end sealed dish includes the vortex end first sealed dish and the vortex end second sealed dish that connects gradually from the extroversion, the vortex end first sealed dish with the vortex end second sealed dish is all established and is established on the rotor, the vortex end first sealed dish with the rotor seals the cooperation, the vortex end second sealed dish with the rotor interval sets up.
In one possible implementation, the first vortex end sealing disc is made of stainless steel, and the second vortex end sealing disc is made of aluminum.
In one possible implementation, the vortex-end first sealing disk and the vortex-end second sealing disk are integrally formed and are made of stainless steel.
In one possible implementation, when the pressure end bearing seat is integrally formed at the end of the housing body, the pressure end sealing disk, the vortex end sealing disk and the vortex end bearing seat are connected with the housing body in a matched manner through the inner spigot.
In one possible implementation, when the scroll end bearing seat is integrally formed at the end of the housing body, the scroll end sealing disk, the pressure end sealing disk and the pressure end bearing seat are connected with the housing body through the inner spigot in a matching manner.
The utility model provides an air compressor casing structure's beneficial effect lies in: compared with the prior art, when the pressure end bearing seat is integrally formed at the end part of the shell main body, one end of the rotor penetrates into the shell main body and is installed with the pressure end component firstly, and after the rotor and the pressure end component are installed in place, the vortex end component is installed at the other end of the shell main body, so that the rotor and the vortex end component are installed. Because the pressure end bearing block is integrally formed at the end part of the shell main body, the pressure end bearing block does not need to be assembled with the shell main body, the assembling steps of the rotor are reduced, the accumulated error is reduced, and the positioning precision of the rotor installation is improved. In a similar way, when the vortex end bearing seat is integrally formed at the end part of the shell main body, the vortex end bearing seat does not need to be assembled with the shell main body, so that the assembling steps of the air compressor are reduced, the accumulated error is reduced, and the positioning precision of rotor installation is improved.
The utility model also provides an air compressor machine, include air compressor machine shell structure.
The utility model provides an air compressor machine owing to used foretell air compressor machine shell structure, consequently possesses the same beneficial effect with this air compressor machine shell structure, no longer gives unnecessary details here one by one.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a turbine end bearing block integrally formed on a housing main body;
fig. 2 is a schematic structural view of the pressure end bearing block integrally formed on the housing main body.
Description of reference numerals:
1. a housing main body; 2. a pressure end sealing disc; 3. pressing an end bearing seat; 4. a scroll-end sealing disk; 401. a vortex-end first sealing disk; 402. a vortex-end second sealing disk; 5. a scroll end bearing block; 6. a rotor; 7. a thrust disk.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and 2, the structure of the casing of the air compressor according to the present invention will now be described. The air compressor shell structure comprises a shell main body 1, wherein one end of the shell main body 1 is provided with a pressure end component, and the other end of the shell main body is provided with a vortex end component; the pressing end component comprises a pressing end sealing disc 2 and a pressing end bearing seat 3 which are sequentially arranged from outside to inside; the vortex end component comprises a vortex end sealing disc 4 and a vortex end bearing seat 5 which are sequentially installed from outside to inside; the pressure end bearing block 3 or the scroll end bearing block 5 is integrally formed at the end of the housing main body 1.
The utility model provides an air compressor machine shell structure compares with prior art, and when 3 integrated into one piece of pressure end bearing housing in the tip of shell main part 1, the one end of rotor 6 penetrates shell main part 1 and installs with the pressure end subassembly earlier, treats that rotor 6 and pressure end subassembly installation target in place the back, at the other end installation vortex subassembly of shell main part 1, makes rotor 6 and vortex subassembly install. Because the pressure end bearing seat 3 is integrally formed at the end part of the shell main body 1, the pressure end bearing seat 3 does not need to be assembled with the shell main body 1, the assembling steps of the rotor 6 are reduced, the accumulated error is reduced, and the positioning precision of the rotor 6 is improved. In a similar way, when the vortex end bearing seat 5 is integrally formed at the end part of the shell main body 1, the vortex end bearing seat 5 does not need to be assembled with the shell main body 1, so that the assembling steps of the air compressor are reduced, the accumulated error is reduced, and the positioning precision of the rotor 6 is improved.
A vortex end volute and a vortex end impeller are mounted on the outer side of the vortex end assembly, and a pressure end volute and a pressure end impeller are mounted on the outer side of the pressure end assembly, wherein the vortex end impeller and the pressure end impeller are respectively connected to two ends of the rotor 6.
In some embodiments, the thrust disk 7 mounted on the rotor 6 is located between the pressure end sealing disk 2 and the pressure end bearing seat 3, that is, the thrust disk 7 is mounted near the pressure end side, thrust bearings are respectively mounted on both sides of the thrust disk 7, and the thrust bearing seat is mounted on the side of the pressure end sealing disk 2 near the thrust disk 7. Wherein, thrust bearing frame integrated into one piece is on pressing end sealed dish 2, and the two is produced simultaneously and is accomplished, reduces assembly error. The thrust bearing seat and the pressure end sealing disk 2 can also be arranged in a split mode, the thrust bearing seat and the pressure end sealing disk are respectively in press fit, an air gap is formed between the thrust bearing seat and the pressure end sealing disk, and a cooling space can be provided for the rotor.
Because the axial force direction of the rotor 6 is from the turbine end impeller to the pressure end impeller, the thrust bearing is tightly attached to the thrust bearing seat during normal operation, and the axial elongation is calculated from the thrust disc 7, and because the pressure end impeller is closer to the thrust disc 7, the thermal elongation of the shaft section from the thrust disc 7 to the pressure end impeller is small and negligible, the designed clearance between the pressure end impeller and the volute is approximately equal to the clearance during normal operation of a host machine, the clearance between the pressure end impeller and the pressure end volute can be ensured, and the compression efficiency of the compressor can be ensured
In some embodiments, thrust disk 7 mounted on rotor 6 is located between scroll-end sealing disk 4 and scroll-end bearing seat 5, i.e. thrust disk 7 is mounted on the side near the pressure end, thrust bearings are mounted on both sides of thrust disk 7, and a thrust bearing seat is mounted on the side of scroll-end sealing disk 4 near thrust disk 7. Wherein, thrust bearing frame integrated into one piece is on vortex end seal dish 4, and the two is produced simultaneously and is accomplished, reduces assembly error. The thrust bearing seat and the vortex-end sealing disk 4 can also be arranged in a split manner, the thrust bearing seat and the vortex-end sealing disk are respectively assembled in a pressing manner, an air gap is formed between the thrust bearing seat and the vortex-end sealing disk, and a cooling space can be provided for the rotor.
Because the mass of the pressure end impeller is larger than that of the vortex end impeller, the thrust bearing and the thrust plate 7 are placed at the position of the vortex end impeller, the weight of the impeller is balanced, the vibration of the whole machine is reduced, the temperature of the side of the vortex end is relatively low, the heat dissipation of the thrust bearing is facilitated, and the service life of the thrust bearing is prolonged.
Referring to fig. 1, the vortex end seals 4 and the first sealed dish 401 of vortex end and the second sealed dish 402 of vortex end, and the first sealed dish 401 of vortex end and the second sealed dish 402 of vortex end are all established on rotor 6, and the first sealed dish 401 of vortex end and rotor 6 seal fit, and the second sealed dish 402 of vortex end sets up the first sealed dish 401 of vortex end and the second sealed dish 402 of vortex end from the outside to the inside and connects gradually with rotor 6 interval.
When the vortex-end first sealing disk 401 and the vortex-end second sealing disk 402 are arranged in a split manner, the two sealing disks are in axial insertion fit and are finally locked by locking nuts at two ends of the rotor 6, and finally are positioned. At this time, the first vortex end sealing plate 401 of the split design is made of stainless steel, and the second vortex end sealing plate 402 of the split design is made of aluminum. The first sealed dish 401 of vortex end is close to the turbine, because the turbine import directly links to each other with fuel cell reactor tail gas, and the tail gas water content is great, for avoiding the first sealed dish 401 of vortex end to corrode and choose for use stainless steel, and the second sealed dish 402 of vortex end is owing to can not the direct contact vortex end, consequently can choose for use the aluminium material, can also suitably reduce the weight of complete machine.
When the first seal disc 401 of vortex end and the second seal disc 402 of vortex end are integrally arranged, the first seal disc 401 of vortex end and the second seal disc 402 of vortex end are both made of stainless steel, so that corrosion is reduced.
Wherein, when pressing end bearing frame 3 integrated into one piece when the tip of shell subject 1, press end sealed dish 2, vortex end sealed dish 4 and vortex end bearing frame 5 and shell subject 1 through tang threaded connection, welding or liquid nitrogen cold charge.
When the vortex end bearing seat 5 is integrally formed at the end part of the shell main body 1, the vortex end sealing disk 4, the pressure end sealing disk 2 and the pressure end bearing seat 3 are in threaded connection with the shell main body 1 through an inner spigot, welded or liquid nitrogen cold-packed.
Based on same inventive concept, the utility model also provides an use above-mentioned air compressor machine of air compressor machine shell structure, this air compressor machine possesses the same beneficial effect with this air compressor machine shell structure, no longer gives unnecessary details here.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The air compressor shell structure is characterized by comprising a shell main body (1), wherein one end of the shell main body (1) is provided with a pressure end component, and the other end of the shell main body is provided with a vortex end component;
the pressure end assembly comprises a pressure end sealing disc (2) and a pressure end bearing seat (3) which are sequentially arranged from outside to inside;
the vortex end component comprises a vortex end sealing disc (4) and a vortex end bearing seat (5) which are sequentially installed from outside to inside;
the pressure end bearing seat (3) or the vortex end bearing seat (5) is integrally formed at the end part of the shell main body (1).
2. The air compressor casing structure of claim 1, wherein a rotor (6) is arranged inside the casing main body (1), the rotor (6) penetrates through the pressure end sealing disk (2) and the vortex end sealing disk (4), a thrust disk (7) is installed on the rotor (6), and the thrust disk (7) is positioned between the pressure end sealing disk (2) and the pressure end bearing seat (3) or between the vortex end sealing disk (4) and the vortex end bearing seat (5).
3. The air compressor casing structure according to claim 2, wherein thrust bearings are provided on both sides of the thrust disk (7);
when the thrust disc (7) is positioned between the pressure end sealing disc (2) and the pressure end bearing seat (3), the thrust bearing seat is arranged on one side, close to the thrust disc (7), of the pressure end sealing disc (2);
when the thrust plate (7) is positioned between the vortex-end sealing plate (4) and the vortex-end bearing seat (5), one side of the vortex-end sealing plate (4) close to the thrust plate (7) is provided with the thrust bearing seat.
4. The air compressor casing structure according to claim 3, wherein said thrust bearing seat is integrally formed with said pressure-end sealing disk (2) or said thrust bearing seat is integrally formed with said scroll-end sealing disk (4).
5. The air compressor casing structure according to claim 2, wherein the vortex-end sealing disc (4) comprises a vortex-end first sealing disc (401) and a vortex-end second sealing disc (402) which are sequentially connected from outside to inside, the vortex-end first sealing disc (401) and the vortex-end second sealing disc (402) are sleeved on the rotor (6), the vortex-end first sealing disc (401) is in sealing fit with the rotor (6), and the vortex-end second sealing disc (402) is spaced from the rotor (6).
6. The air compressor casing structure according to claim 5, wherein said vortex-end first sealing plate (401) is made of stainless steel, and said vortex-end second sealing plate (402) is made of aluminum.
7. The air compressor casing structure according to claim 5, wherein said scroll-end first sealing plate (401) and said scroll-end second sealing plate (402) are integrally formed and are made of stainless steel.
8. The air compressor casing structure according to claim 2, wherein when the pressure-end bearing seat (3) is integrally formed at the end of the casing main body (1), the pressure-end sealing disk (2), the scroll-end sealing disk (4) and the scroll-end bearing seat (5) are fittingly connected with the through-inner-spigot of the casing main body (1).
9. The air compressor casing structure according to claim 2, characterized in that when the scroll end bearing seat (5) is integrally formed at the end of the casing main body (1), the scroll end sealing disk (4), the pressure end sealing disk (2) and the pressure end bearing seat (3) are connected with the casing main body (1) by means of an inner spigot fit.
10. An air compressor characterized by comprising the air compressor casing structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222759020.XU CN218479933U (en) | 2022-10-19 | 2022-10-19 | Air compressor shell structure and air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222759020.XU CN218479933U (en) | 2022-10-19 | 2022-10-19 | Air compressor shell structure and air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218479933U true CN218479933U (en) | 2023-02-14 |
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ID=85169136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222759020.XU Active CN218479933U (en) | 2022-10-19 | 2022-10-19 | Air compressor shell structure and air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218479933U (en) |
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2022
- 2022-10-19 CN CN202222759020.XU patent/CN218479933U/en active Active
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