CN217130082U - Ceramic thrust bearing assembly and water lubrication screw compressor - Google Patents
Ceramic thrust bearing assembly and water lubrication screw compressor Download PDFInfo
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- CN217130082U CN217130082U CN202122392084.6U CN202122392084U CN217130082U CN 217130082 U CN217130082 U CN 217130082U CN 202122392084 U CN202122392084 U CN 202122392084U CN 217130082 U CN217130082 U CN 217130082U
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- pottery
- bush
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- 239000000919 ceramic Substances 0.000 title claims abstract description 197
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000005461 lubrication Methods 0.000 title claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000001050 lubricating effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to a pottery thrust bearing subassembly and water lubricated screw compressor, pottery thrust bearing subassembly, including thrust bearing frame and pottery thrust bearing, thrust bearing frame and pottery thrust bearing are the loop configuration, are provided with the ring channel that is used for installing pottery thrust bearing on the thrust bearing frame, pottery thrust bearing is spacing between the inner circle lateral wall and the outer lane lateral wall of ring channel, and a terminal surface and two annular lateral walls of pottery thrust bearing are all wrapped in the ring channel, outside another terminal surface protrusion ring channel of pottery thrust bearing, thrust bearing frame and pottery thrust bearing adopt can dismantle the connection. The thrust bearing seat can form better protection to ceramic thrust bearing, reduces the damaged risk of ceramic thrust bearing, effectively improves ceramic thrust bearing's life, reduction in production cost.
Description
Technical Field
The utility model relates to an oil free compressor's technical field more exactly relates to a pottery thrust bearing subassembly and water lubrication helical-lobe compressor.
Background
Water lubricated screw compressor is as an oil free compressor, the wide application in fields such as petroleum, chemical industry, food, medicine, accord with the development trend in market, what the water lubricated bearing that uses on screw rotor at present generally adopted is ceramic bearing, have high temperature resistant, wear-resisting, corrosion-resistant, there is not oily self-lubricating, characteristics such as high rotational speed, but ceramic bearing's fragility is big, if the atress is inhomogeneous will make local stress too concentrate and lead to the damage in the time of using, the fracture, and ceramic bearing material is expensive, in case the damage can cause great economic loss.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a ceramic thrust bearing subassembly, the ceramic thrust bearing of protection that can be better reduces damaged risk, effectively improves ceramic thrust bearing's life, reduction in production cost.
The technical solution of the utility model is, a ceramic thrust bearing assembly is provided, including thrust bearing frame and ceramic thrust bearing, thrust bearing frame and ceramic thrust bearing are the loop configuration, are provided with the ring channel that is used for installing ceramic thrust bearing on the thrust bearing frame, and ceramic thrust bearing is spacing between the inner circle lateral wall and the outer lane lateral wall of ring channel, and a terminal surface and two annular lateral walls of ceramic thrust bearing are all wrapped in the ring channel, outside another terminal surface protrusion ring channel of ceramic thrust bearing, and thrust bearing frame and ceramic thrust bearing adopt and can dismantle the connection.
Compared with the prior art, the utility model discloses a ceramic thrust bearing subassembly has following advantage: the ceramic thrust bearing is arranged in the annular groove of the thrust bearing seat, one end face and two annular side walls of the ceramic thrust bearing are both covered and protected by the annular groove, and only the working end face of the ceramic thrust bearing protrudes out of the annular groove, so that the ceramic thrust bearing can be well protected, the damage risk is reduced, the service life of the ceramic thrust bearing is effectively prolonged, and the production cost is reduced; the thrust bearing seat and the ceramic thrust bearing are detachably connected, so that the ceramic thrust bearing assembly is convenient to assemble and disassemble, and the assembly efficiency is improved.
Preferably, the distance between the inner race of the ceramic thrust bearing and the inner race side wall of the annular groove is 0.1 mm to 0.8 mm. By adopting the structure, the lubricating liquid flows into the gap between the inner ring of the ceramic thrust bearing and the side wall of the inner ring of the annular groove to form a lubricating film, thereby being beneficial to lubricating and cooling the ceramic thrust bearing.
Preferably, the ceramic thrust bearing assembly further comprises at least two thrust bearing positioning pins, corresponding bolt holes are formed in the circumferential surface of the thrust bearing seat and the circumferential surface of the ceramic thrust bearing, the thrust bearing positioning pins are inserted into the bolt holes in the thrust bearing seat and the ceramic thrust bearing, and the thrust bearing positioning pins are used for connecting the thrust bearing seat and the ceramic thrust bearing through bolts. By adopting the structure, the thrust bearing seat is connected with the ceramic thrust bearing through the bolt, so that the thrust bearing seat and the ceramic thrust bearing are firmly connected and accurately positioned, the ceramic thrust bearing assembly is convenient to assemble and disassemble, and the assembly efficiency is improved.
Preferably, the inner ring of the thrust bearing seat is provided with a first key groove. Adopt this structure, circle in thrust bearing frame and set up the keyway, make the utility model discloses a can pass through the key-type connection between ceramic thrust bearing subassembly and the rotor shaft, assemble and dismantle the convenience, improved assembly efficiency.
The to-be-solved technical problem of the utility model is to provide a water lubricated screw compressor, the last bearing of screw rotor can not only control the high-speed rotatory screw rotor and take place axial and radial removal, can adopt water lubrication moreover, and the process of assembly or dismantlement is also simple, can improve assembly efficiency by a wide margin.
The technical solution of the utility model is, a water lubricated screw compressor is provided, including the compressor host computer, be provided with screw rotor in the cylinder of compressor host computer, be provided with the dead eye on the casing of compressor host computer, be provided with as above in the dead eye ceramic thrust bearing assembly, still be provided with ceramic axle bush and ceramic axle sleeve in the dead eye, ceramic axle sleeve and ceramic thrust bearing assembly all with screw rotor key-type connection, the ceramic axle bush is in by radial positioning the dead eye in and with ceramic axle sleeve's lateral wall clearance fit, still be provided with the retaining member on the screw rotor, retaining member locking is contradicted in the outside of thrust bearing frame and is compressed tightly with thrust bearing frame, the terminal surface of ceramic thrust bearing contradicts with the terminal surface of ceramic axle bush and compresses tightly, ceramic axle sleeve is used for radial support screw rotor, ceramic thrust bearing is used for axial support screw rotor.
Compared with the prior art, the utility model discloses a ceramic thrust bearing subassembly has following advantage: by adopting the ceramic thrust bearing assembly, the ceramic thrust bearing assembly can be well protected, and the ceramic thrust bearing assembly is convenient to be connected with a screw rotor key; the screw rotor is also in key connection with a ceramic shaft sleeve, a ceramic bearing bush is further arranged in the bearing hole, the ceramic bearing bush is in clearance fit with the outer side wall of the ceramic shaft sleeve, the locking piece enables the end face of the ceramic thrust bearing to be in collision and compression with the end face of the ceramic bearing bush, the ceramic shaft sleeve is also axially limited, so that the radial stress of the screw rotor is converted into the acting force of the inner side wall of the ceramic bearing bush on the outer side wall of the ceramic shaft sleeve, the axial stress of the screw rotor is converted into the acting force of the end face of the ceramic bearing bush on the end face of the ceramic thrust bearing, the screw rotor capable of rotating at high speed can be controlled to move axially and radially, the assembling or disassembling process is simple, and the assembling efficiency can be greatly improved; ceramic axle sleeve, pottery thrust bearing, the pottery axle bush has high temperature resistant, wear-resisting, corrosion-resistant, there is not oily self-lubricating, characteristics such as high rotational speed, can adapt to the application scene of water lubrication, the key-type connection makes between ceramic axle sleeve and the screw rotor, all there is the clearance between thrust bearing seat and the screw rotor, the pottery axle bush also is clearance fit with the lateral wall of ceramic axle sleeve, also be clearance fit between the inner circle of pottery thrust bearing's inner circle and thrust bearing seat, be favorable to the leading-in each clearance of water to form lubricated membrane, all have better lubricated effect to each part in the bearing hole.
Preferably, still be provided with the spring mount pad in the dead eye, be provided with wave spring in the spring mount pad, wave spring's free end is contradicted with the tip of ceramic axle bush and is compressed tightly, and wave spring cup joints the one end at ceramic axle sleeve simultaneously, and the spring mount pad all is radial spacing to wave spring with ceramic axle sleeve. By adopting the structure, the free end of the wave spring is abutted against the end part of the ceramic bearing bush and is pressed tightly, the axial pretightening force between the ceramic thrust bearing and the ceramic bearing bush can be controlled by adjusting the position of the locking piece, and the ceramic thrust bearing and the ceramic bearing bush are protected.
Preferably, the length of the ceramic shaft sleeve is greater than that of the ceramic bearing bush, and the spring mounting seat and the ceramic thrust bearing assembly are respectively positioned on two sides of the ceramic shaft sleeve and axially limit the ceramic shaft sleeve. By adopting the structure, the ceramic shaft sleeve is convenient to axially limit, the ceramic shaft sleeve is prevented from axially moving when rotating at a high speed along with the screw rotor, and the ceramic shaft sleeve and the screw rotor are protected.
Preferably, the inner side wall of the ceramic bearing bush is provided with a plurality of water guide grooves, and the end face of the ceramic bearing bush is provided with a plurality of water guide grooves communicated with the water guide grooves. By adopting the structure, the water guide groove and the water guide groove arranged on the ceramic bearing bush can guide water into each gap among the ceramic bearing bush, the ceramic shaft sleeve, the ceramic thrust bearing, the thrust bearing seat and the screw rotor, and the lubricating effect is good.
Preferably, the outer side wall of the ceramic bearing bush is provided with at least one positioning groove, the side wall of the bearing hole is provided with a bearing bush positioning pin, the bearing bush positioning pin is abutted against and pressed against the groove bottom of the positioning groove of the ceramic bearing bush, and the bearing bush positioning pin is used for radially positioning the ceramic bearing bush. By adopting the structure, the ceramic bearing bush is conveniently and radially positioned in the bearing hole, and the assembly and disassembly are convenient.
Drawings
Fig. 1 is a schematic structural diagram of the ceramic thrust bearing assembly of the present invention.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a schematic sectional view of the water-lubricated screw compressor of the present invention.
As shown in the figure: 1. the thrust bearing comprises a thrust bearing seat, 1-1 parts of a first key groove, 2 parts of a ceramic thrust bearing, 3 parts of a ceramic bearing bush, 4 parts of a locking nut, 5 parts of a ceramic shaft sleeve, 6 parts of a spring mounting seat, 7 parts of a thrust bearing positioning pin, 8 parts of a bearing bush positioning pin, 9 parts of a flat key.
Detailed Description
In order that the present application may be better understood, various aspects of the present application will be described in greater detail with reference to the accompanying drawings. It should be understood that the detailed description is merely illustrative of exemplary embodiments of the present application and does not limit the scope of the present application in any way. Like reference numerals refer to like elements throughout the specification.
In the drawings, the thickness, size, and shape of an object have been slightly exaggerated for convenience of explanation. The figures are purely diagrammatic and not drawn to scale.
It will be further understood that the terms "comprises," "comprising," "includes," "including," and/or "including," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Further, when a statement such as "… at least one" appears after the list of listed features, the entire listed feature is modified rather than modifying individual elements in the list.
Example 1:
as shown in fig. 1 and fig. 2, the utility model discloses a ceramic thrust bearing subassembly includes thrust bearing seat 1, ceramic thrust bearing 2 and two thrust bearing locating pins 7, ceramic thrust bearing 2 is carborundum, zirconia, the ceramic bearing that materials such as silicon nitride were made, thrust bearing seat 1 is the difficult material that is corroded by water such as stainless steel, thrust bearing seat 1 and ceramic thrust bearing 2 are the annular structure, be provided with the ring channel that is used for installing ceramic thrust bearing 2 on thrust bearing seat 1, ceramic thrust bearing 2 is spacing between the inner circle lateral wall and the outer lane lateral wall of ring channel, an terminal surface and two annular lateral walls of ceramic thrust bearing 2 are all wrapped in the ring channel, the working end surface of ceramic thrust bearing 2 then protrudes outside the ring channel, make thrust bearing seat 1 can form better protection to ceramic thrust bearing; the distance between the inner ring of the ceramic thrust bearing 2 and the side wall of the inner ring of the annular groove is 0.1 mm to 0.8 mm, which is beneficial to water entering the gap to form a lubricating water film; the thrust bearing seat is characterized in that corresponding bolt holes are formed in the circumferential surface of the thrust bearing seat 1 and the circumferential surface of the ceramic thrust bearing 2, and the thrust bearing positioning pin 7 is inserted into the bolt holes in the thrust bearing seat 1 and the ceramic thrust bearing 2, so that the thrust bearing seat 1 and the ceramic thrust bearing 2 can be detachably connected, a first key groove 1-1 is further formed in the inner ring of the thrust bearing seat 1 which is simple and convenient to assemble or disassemble, and the thrust bearing seat is conveniently in key connection with a rotor shaft.
Example 2:
as shown in fig. 3, the utility model discloses a water lubricated screw compressor, including the compressor host computer, be provided with screw rotor in the cylinder of compressor host computer, be provided with the dead eye on the casing of compressor host computer, the dead eye in be provided with like the ceramic thrust bearing assembly that embodiment 1 said, ceramic axle bush 3, ceramic axle sleeve 5 and spring mount pad 6 in addition, be provided with wave spring in the spring mount pad 6, ceramic axle sleeve 5, ceramic axle bush 3, ceramic thrust bearing 2 all adopt ceramic material, adopt silicon carbide material in this embodiment, also can select for use the zirconia material; the spring mounting seat 6, the ceramic shaft sleeve 5 and the thrust bearing seat 1 are all sleeved on the screw rotor, the spring mounting seat 6 is limited on the inner side of a bearing hole, a key groove is also formed in the inner side of the ceramic shaft sleeve 5, a flat key 9 is arranged on the screw rotor, the flat key 9 is connected with the key groove in the ceramic shaft sleeve 5 and a first key groove 1-1 in the thrust bearing seat 1, so that the ceramic shaft sleeve 5, the ceramic thrust bearing 2 and the thrust bearing seat 1 are all radially positioned, one end of the ceramic shaft sleeve 5 extends into the wave spring, the spring mounting seat 6 and the ceramic shaft sleeve 5 are both limited on the wave spring in the radial direction, and two ends of the ceramic shaft sleeve 5 are respectively opposite to the spring mounting seat 6 and the ceramic thrust bearing component; the ceramic bearing bush 3 is sleeved on the outer side of the ceramic shaft sleeve 5, the length of the ceramic shaft sleeve 5 is greater than that of the ceramic bearing bush 3, a positioning groove is formed in the outer side wall of the ceramic bearing bush 3, a bush positioning pin 8 is arranged on the side wall of a bearing hole, the bush positioning pin 8 is abutted against and pressed against the bottom of the positioning groove of the ceramic bearing bush 3, the ceramic bearing bush 3 is radially positioned in the bearing hole by the bush positioning pin 8, the inner side wall of the ceramic bearing bush 3 is in clearance fit with the outer side wall of the ceramic shaft sleeve 5, and two ends of the ceramic bearing bush 3 are respectively opposite to the free end of the wave spring and the working end face of the ceramic thrust bearing 2; be provided with the retaining member on screw rotor's the tip and be lock nut 4, it makes lock nut 4 contradict to thrust bearing frame 1 and compresses tightly to screw up lock nut 4, then ceramic thrust bearing 2 contradicts to 3 axial of ceramic axle bush and compresses tightly, ceramic axle bush 3 contradicts with wave spring and compresses tightly, ceramic axle sleeve 5 is also spacing between spring mount pad 6 and ceramic thrust bearing subassembly, ceramic axle sleeve 5 is used for the radial support screw rotor, ceramic thrust bearing 2 is used for the axial support screw rotor, can adjust the axial pretightning force between ceramic thrust bearing 2 and the ceramic axle bush 3 through the elasticity degree of adjusting lock nut 4.
The side wall of the inner hole of the ceramic bearing bush 3 is provided with 6 water guiding grooves, the end surface of the ceramic bearing bush 3 is provided with 6 water guiding grooves which are communicated with the water guiding grooves in a one-to-one correspondence way, as the ceramic bearing bush is connected by adopting keys, the clearance fit is respectively arranged between the ceramic shaft sleeve 5 and the screw rotor and between the thrust bearing block 1 and the screw rotor, the clearance fit is also respectively arranged between the inner ring of the ceramic thrust bearing 2 and the inner ring of the thrust bearing block 1, between the ceramic bearing bush 3 and the ceramic shaft sleeve 5 and between the ceramic bearing bush 3 and the hole wall of the bearing hole, when the compressor runs, the ceramic shaft sleeve 5, the ceramic thrust bearing 2 and the thrust bearing block 1 all rotate along with the screw rotor, the ceramic bearing bush 3 is fixed in the bearing hole, water flow can flow into the water guiding grooves on the side wall of the inner hole of the ceramic bearing bush 3 through the water guiding grooves on the end surface of the ceramic bearing bush 3 and rotates at high speed relative to the ceramic bearing bush 5, the pressure between the ceramic shaft sleeve 5 and the ceramic bearing bush 3 is reduced, and water flow can continuously flow into the water diversion groove, so that the ceramic shaft sleeve 5 and the ceramic bearing bush 3 and the ceramic thrust bearing 2 and the ceramic bearing bush 3 are fully lubricated and cooled, and the water flow can enter all gaps to form water films, thereby forming good lubricating and cooling effects.
The above are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention; the scope of the appended claims should be accorded the broadest interpretation so as to encompass all such modifications and equivalent arrangements as is within the spirit and scope of the present invention.
Claims (9)
1. The utility model provides a pottery thrust bearing subassembly, a serial communication port, including thrust bearing seat (1) and pottery thrust bearing (2), thrust bearing seat (1) and pottery thrust bearing (2) are the loop configuration, be provided with the ring channel that is used for installing pottery thrust bearing (2) on thrust bearing seat (1), pottery thrust bearing (2) are spacing between the inner circle lateral wall and the outer lane lateral wall of ring channel, an terminal surface and two annular lateral walls of pottery thrust bearing (2) are all wrapped in the ring channel, outside another terminal surface protrusion ring channel of pottery thrust bearing (2), thrust bearing seat (1) and pottery thrust bearing (2) adopt to dismantle the connection.
2. Ceramic thrust bearing assembly according to claim 1, characterized in that the distance between the inner ring of the ceramic thrust bearing (2) and the inner ring side wall of the annular groove is between 0.1 mm and 0.8 mm.
3. The ceramic thrust bearing assembly of claim 1, further comprising at least two thrust bearing locating pins (7), wherein corresponding pin holes are formed in the circumferential surface of the thrust bearing housing (1) and the circumferential surface of the ceramic thrust bearing (2), the thrust bearing locating pins (7) are inserted into the pin holes formed in the thrust bearing housing (1) and the ceramic thrust bearing (2), and the thrust bearing locating pins (7) are used for connecting the thrust bearing housing (1) and the ceramic thrust bearing (2) through pins.
4. Ceramic thrust bearing assembly according to any of claims 1 to 3, characterized in that the inner ring of the thrust bearing housing (1) is provided with a first keyway (1-1).
5. A water lubrication screw compressor comprises a compressor main body, a screw rotor is arranged in a cylinder of the compressor main body, a bearing hole is arranged on a shell of the compressor main body, the water lubrication screw compressor is characterized in that a ceramic thrust bearing assembly as claimed in claim 4 is arranged in the bearing hole, a ceramic bush (3) and a ceramic bush sleeve (5) are further arranged in the bearing hole, the ceramic bush sleeve (5) and the ceramic thrust bearing assembly are both in key connection with the screw rotor, the ceramic bush (3) is radially positioned in the bearing hole and is in clearance fit with the outer side wall of the ceramic bush sleeve (5), a locking member is further arranged on the screw rotor, the locking member is locked at the outer side of the thrust bearing seat (1) and is abutted against and pressed against the thrust bearing seat (1), the end face of the ceramic thrust bearing (2) is abutted against and pressed against the end face of the ceramic bush (3), and the ceramic bush sleeve (5) is used for radially supporting the screw rotor, the ceramic thrust bearing (2) is used for axially supporting the screw rotor.
6. The water-lubricated screw compressor according to claim 5, wherein a spring mounting seat (6) is further arranged in the bearing hole, a wave spring is arranged in the spring mounting seat (6), the free end of the wave spring is abutted against and pressed against the end part of the ceramic bearing bush (3), the wave spring is sleeved at one end of the ceramic shaft sleeve (5), and the spring mounting seat (6) and the ceramic shaft sleeve (5) both limit the wave spring in the radial direction.
7. A water lubricated screw compressor according to claim 6, wherein the ceramic bushing (5) is longer than the ceramic bearing shell (3), and the spring mounting (6) and the ceramic thrust bearing assembly are located on either side of the ceramic bushing (5) and axially restrain the ceramic bushing (5).
8. The water-lubricated screw compressor according to claim 5, wherein the inner side wall of the ceramic bearing bush (3) is provided with a plurality of water chutes, and the end surface of the ceramic bearing bush (3) is provided with a plurality of water chutes communicated with the water chutes.
9. A water-lubricated screw compressor according to claim 5, wherein the ceramic bearing shell (3) is provided with at least one positioning groove on the outer side wall, the side wall of the bearing hole is provided with a bearing shell positioning pin (8), the bearing shell positioning pin (8) is abutted against and pressed against the groove bottom of the positioning groove of the ceramic bearing shell (3), and the bearing shell positioning pin (8) is used for radially positioning the ceramic bearing shell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122392084.6U CN217130082U (en) | 2021-09-30 | 2021-09-30 | Ceramic thrust bearing assembly and water lubrication screw compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122392084.6U CN217130082U (en) | 2021-09-30 | 2021-09-30 | Ceramic thrust bearing assembly and water lubrication screw compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217130082U true CN217130082U (en) | 2022-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122392084.6U Active CN217130082U (en) | 2021-09-30 | 2021-09-30 | Ceramic thrust bearing assembly and water lubrication screw compressor |
Country Status (1)
| Country | Link |
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| CN (1) | CN217130082U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931927A (en) * | 2021-09-30 | 2022-01-14 | 宁波鲍斯能源装备股份有限公司 | A ceramic thrust bearing assembly and a water-lubricated screw compressor |
| CN118622860A (en) * | 2024-07-01 | 2024-09-10 | 浙江中达精密部件股份有限公司 | A sliding bearing assembly for wind power equipment with automatic oil replenishment device |
-
2021
- 2021-09-30 CN CN202122392084.6U patent/CN217130082U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931927A (en) * | 2021-09-30 | 2022-01-14 | 宁波鲍斯能源装备股份有限公司 | A ceramic thrust bearing assembly and a water-lubricated screw compressor |
| CN118622860A (en) * | 2024-07-01 | 2024-09-10 | 浙江中达精密部件股份有限公司 | A sliding bearing assembly for wind power equipment with automatic oil replenishment device |
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