CN114837949B - Water ring type vacuum pump - Google Patents
Water ring type vacuum pump Download PDFInfo
- Publication number
- CN114837949B CN114837949B CN202210665585.3A CN202210665585A CN114837949B CN 114837949 B CN114837949 B CN 114837949B CN 202210665585 A CN202210665585 A CN 202210665585A CN 114837949 B CN114837949 B CN 114837949B
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- vacuum pump
- positioning
- support
- boss
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000013016 damping Methods 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 239000000725 suspension Substances 0.000 claims abstract description 22
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 9
- 210000005252 bulbus oculi Anatomy 0.000 claims description 3
- 244000309464 bull Species 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000035939 shock Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- 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
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
-
- 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
- F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
- F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a water ring type vacuum pump which comprises a vacuum pump body, a positioning column, a magnetic suspension type damping supporting mechanism and a positioning supporting mechanism. The vacuum pump body is arranged on the bottom plate, the two groups of positioning columns are symmetrically arranged on the lower end surface of the bottom plate, clamping grooves are symmetrically formed in the adjacent sides of the two groups of positioning columns, and the magnetic suspension type damping support mechanism is positioned below the bottom plate and comprises a magnetic suspension type damping component and a support boss; the positioning support mechanism comprises a support plate and a positioning mechanism, wherein the support plate is arranged above the raised top surface of the support boss through a spacing block, the upper end surface of the support plate supports the lower end surface of the bottom plate, the adjacent sides of the two groups of positioning columns are respectively attached to the two sides of the support plate, and the positioning mechanism is arranged on the raised top surface of the support boss and is in fit with the clamping grooves on the two groups of positioning columns. The invention can conveniently fix and detach the vacuum pump body, is convenient to maintain, and can reduce the probability of damage to the vacuum pump body caused by vibration.
Description
Technical Field
The invention relates to the technical field of vacuum pumps, in particular to a water ring type vacuum pump.
Background
The water ring vacuum pump is simply called a water ring pump, and is widely applied to a plurality of technological processes in industries such as petroleum, chemical industry, chemical fiber, machinery, mine, power, metallurgy, light spinning, papermaking, medicine, food and the like. At present, a water ring type vacuum pump needs special fixing equipment when in use, the application range is greatly limited, and the water ring type vacuum pump cannot be positioned when in work.
When the prior water ring type vacuum pump is used for fixing the water ring type vacuum pump, a special fixing device is needed for fixing the water ring type vacuum pump, so that the assembly and the disassembly are time-consuming and labor-consuming, and the maintenance is not facilitated; in addition, the vacuum pump is easy to generate severe vibration in the working process, the vibration can lead to the damage of the water ring type vacuum pump, and the service life of the water ring type vacuum pump can be influenced.
Disclosure of Invention
The invention aims to solve the technical problems and provides a water ring type vacuum pump.
In order to solve the technical problems, the invention adopts the following technical scheme:
a water ring vacuum pump, comprising:
the vacuum pump body is arranged on the bottom plate;
the two groups of positioning columns are symmetrically arranged on the lower end surface of the bottom plate, and clamping grooves are symmetrically formed on the adjacent sides of the two groups of positioning columns;
the magnetic suspension type damping support mechanism is positioned below the bottom plate and comprises a magnetic suspension type damping component and a support boss, and the magnetic suspension type damping component is used for damping and supporting the support boss;
the positioning support mechanism comprises a support plate and a positioning mechanism, wherein the support plate is arranged above the protruding top surface of the support boss through a spacing block, the upper end surface of the support plate supports the lower end surface of the bottom plate, the adjacent sides of the two groups of positioning columns are respectively attached to the two sides of the support plate, and the positioning mechanism is arranged on the protruding top surface of the support boss and is in fit with the clamping grooves on the two groups of positioning columns.
Preferably, the positioning mechanism comprises a symmetrical driving assembly and two groups of clamping blocks, wherein the symmetrical driving assembly is arranged on the top surface of the protrusion of the supporting boss, and the symmetrical driving assembly synchronously drives the two groups of clamping blocks to be respectively clamped with clamping grooves on the two groups of positioning columns.
Preferably, the symmetrical driving assembly comprises a bidirectional screw rod which is horizontally erected on the top surface of the bulge of the supporting boss and is positioned between the two groups of clamping blocks, two thread sections are symmetrically arranged on the bidirectional screw rod, nuts are symmetrically arranged on the two thread sections, the two groups of nuts are respectively connected with the two groups of clamping blocks through connecting rods hinged with the nuts, and a rocking handle is arranged at one end of the bidirectional screw rod.
Preferably, the upper side and the lower side of the clamping block are respectively attached to the protruding top surface of the supporting boss and the lower end surface of the supporting plate.
Preferably, the magnetic suspension type shock absorbing assembly comprises:
the upper end of the damping box body is opened and surrounds the periphery of the supporting boss;
the first magnetic plate is arranged at the bottom of the inner cavity of the damping box body;
the second magnetic plate is arranged on the lower end face of the supporting boss and is repelled with the first magnetic plate to form a gap;
the damping springs are arranged in a plurality of groups, are arranged around the peripheral side walls of the supporting boss and are connected with the inner side walls of the damping box body.
Preferably, the magnetic suspension type damping component further comprises two groups of pressing plates symmetrically arranged at the upper port of the damping box body and symmetrically positioned above the flat plates on two sides of the protrusion of the supporting boss, and the lower end faces of the two groups of pressing plates are respectively provided with bull's eye balls which are in rolling contact with the upper end faces of the flat plates on two sides of the protrusion of the supporting boss.
Preferably, limiting blocks attached to two sides of the positioning column are symmetrically arranged on the attaching sides of the supporting plate and the positioning column.
Preferably, a plurality of groups of lifting lugs are arranged on the bottom plate.
The beneficial effects of the invention are as follows:
1. through the clamping groove adaptation block on positioning mechanism and the bottom plate lower terminal surface two sets of reference columns in the positioning support mechanism, can conveniently fix and dismantle the vacuum pump body, convenient maintenance.
2. The magnetic suspension type damping support mechanism can realize damping support on the positioning support mechanism, so that the damping support function is realized on the vacuum pump body, and the probability of damage to the vacuum pump body caused by vibration can be reduced.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a perspective view of a first perspective of the present invention.
Fig. 2 is a second perspective view of the present invention.
FIG. 3 is a perspective view of a third view of the present invention
Fig. 4 is a front view with partial cross-section of the present invention.
FIG. 5 is a cross-sectional view taken at A-A of FIG. 4 in accordance with the present invention.
In the figure: 1. a vacuum pump body; 2. a bottom plate; 3. the device comprises a positioning column, 4, a supporting boss, 5, a supporting plate, 6, a spacing block, 7, a clamping block, 8, a bidirectional screw rod, 9, a screw nut, 10, a connecting rod, 11, a rocking handle, 12, a damping box body, 13, a first magnetic plate, 14, a second magnetic plate, 15, a damping spring, 16, a pressing plate, 17, a bull's eye ball, 18, a limiting block, 19 and a lifting lug.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 5, the invention provides a water ring type vacuum pump, which comprises a vacuum pump body 1, a positioning column 3, a magnetic suspension type damping supporting mechanism and a positioning supporting mechanism. The vacuum pump body 1 sets up on bottom plate 2, the accessible bolted connection is on bottom plate 2, also can adopt the welding, keep becoming an organic whole with bottom plate 2, be equipped with multiunit lug 19 on the bottom plate 2, conveniently utilize the loop wheel machine to catch lug 19, the integrated structure that constitutes vacuum pump body 1 and bottom plate 2 lifts, two sets of reference column 3 altogether, two sets of reference column 3 symmetry set up terminal surface under bottom plate 2, the draw-in groove has been seted up to two sets of reference column 3 adjacent side symmetry, magnetic suspension formula damping support mechanism is located bottom plate 2 below, it includes magnetic suspension formula damper, support boss 4, magnetic suspension formula damper damping support boss 4, positioning support mechanism includes backup pad 5, positioning mechanism, backup pad 5 passes through spacer 6 to be set up in the protruding top surface top of support boss 4, backup pad 5 up end support bottom plate 2 lower extreme face, the adjacent side of two sets of reference column 3 respectively with backup pad 5's both sides laminating, backup pad 5 and reference column 3 laminating side symmetry are equipped with the stopper 18 with the both sides laminating of reference column 3, thereby form a kind to two sets of reference column 3 transversely with the longitudinal clamping structure, thereby the integrated structure that sets of reference column 3 carries out on the bottom plate 1 and the protruding boss 4 of clamping structure, the setting up the two sets of clamping mechanism and the top surface of clamping boss is suitable for setting up on the protruding boss of the boss 4. Through the description of the structure, the positioning mechanism in the positioning support mechanism is matched and clamped with the clamping grooves on the two groups of positioning columns 3, the integrated structure formed by the vacuum pump body 1 and the bottom plate 2 can be conveniently fixed, so that the vacuum pump body 1 is conveniently fixed, meanwhile, the integrated structure formed by the vacuum pump body 1 and the bottom plate 2 is convenient to detach, the maintenance operation is conveniently carried out, the damping support of the support boss 4 is carried out through the magnetic suspension type damping support mechanism, the damping support can be realized on the positioning support mechanism, the lower end surface of the bottom plate 2 is supported by the upper end surface of the support plate 5 in the positioning support mechanism, the clamping grooves on the two groups of positioning columns 3 are matched and clamped with the lower end surface of the bottom plate 2 by the positioning mechanism in the positioning support mechanism, the damping of the integrated structure formed by the vacuum pump body 1 and the bottom plate 2 is comprehensively realized, and the probability of damage to the vacuum pump body 1 caused by the vibration can be reduced.
In this embodiment, positioning mechanism includes the symmetry drive assembly and two sets of fixture blocks 7 of setting on the protruding top surface of supporting boss 4, symmetry drive assembly synchronous drive two sets of fixture blocks 7 respectively with the draw-in groove block on two sets of reference columns 3, the upper and lower side of fixture block 7 respectively with the protruding top surface of supporting boss 4, the terminal surface laminating under backup pad 5, consequently, through the restriction of the protruding top surface of supporting boss 4 and the terminal surface under backup pad 5, can play the guide effect to fixture block 7 translation under symmetry drive assembly's drive, two sets of fixture blocks 7 can carry out the translation action of mutual separation and approaching under symmetry drive assembly's drive, can block into the draw-in groove on two sets of reference columns 3 respectively and take off the draw-in groove on two sets of reference columns 3, thereby the convenience is fixed and is dismantled to the integrated structure that vacuum pump body 1 and bottom plate 2 constitute.
In this embodiment, the symmetrical driving assembly includes a bidirectional screw rod 8 horizontally erected on the top surface of the protrusion of the supporting boss 4 and located between two groups of clamping blocks 7, two thread sections are symmetrically arranged on the bidirectional screw rod 8, nuts 9 are symmetrically arranged on the two thread sections, the two groups of nuts 9 are respectively connected with the two groups of clamping blocks 7 through connecting rods 10 hinged with the nuts, and a rocking handle 11 is arranged at one end of the bidirectional screw rod 8. Through rocking handle 11, make bi-directional lead screw 8 rotatory, two sets of nuts 9 are along with the rotation of bi-directional lead screw 8 and approach each other or separate, when two sets of nuts 9 are approaching each other, two sets of nuts 9 all drive two sets of fixture blocks 7 each other through connecting rod 10 and separate and block respectively in the draw-in groove on two sets of reference columns 3, realize the fixed to the integrated structure that vacuum pump body 1 and bottom plate 2 constitute, when two sets of nuts 9 are separated each other, two sets of nuts 9 all drive two sets of fixture blocks 7 each other and approach each other and separate the draw-in groove on two sets of reference columns 3 respectively through connecting rod 10, thereby the dismantlement to the integrated structure that vacuum pump body 1 and bottom plate 2 constitute is convenient.
In this embodiment, the magnetic suspension type damper assembly includes a damper housing 12, a first magnetic plate 13, a second magnetic plate 14, and a damper spring 15. The upper end opening of the damping box body 12 surrounds the periphery of the supporting boss 4, the first magnetic plate 13 is arranged at the bottom of the inner cavity of the damping box body 12, the second magnetic plate 14 is arranged on the lower end face of the supporting boss 4 and is in repulsion with the first magnetic plate 13 to form a gap, the first magnetic plate 13 and the second magnetic plate 14 can both adopt high-magnetism neodymium-iron-boron magnets, the damping springs 15 are in multiple groups, the multiple groups of damping springs 15 are arranged around the peripheral side wall of the supporting boss 4 and are connected with the inner side wall of the damping box body 12, the upper end opening of the damping box body 12 is symmetrically arranged on the pressing plates 16 above the flat plates on two sides of the boss 4, and the lower end faces of the two groups of pressing plates 16 are respectively provided with bullseye balls 17 in rolling contact with the upper end faces of the flat plates on two sides of the boss 4. The supporting boss 4 and each structure above the supporting boss are in a suspension state by using repulsive force between the first magnetic plate 13 and the second magnetic plate 14, a buffer space is formed for vibration generated in the vertical direction in the working engineering of the vacuum pump body 1, the purpose of shock absorption is achieved, a buffer effect is achieved for vibration generated in the horizontal direction in the working engineering of the vacuum pump body 1 by using each group of shock absorption springs 15, the purpose of shock absorption is achieved, the pressing plate 16 rolls and presses the upper end surfaces of flat plates on two sides of the protrusion of the supporting boss 4 by using bullnose balls 17 on the lower end surfaces of the pressing plate 16, the supporting boss 4 in a suspension state can be limited to be stably positioned in the shock absorption box body 12, the supporting boss 4 is limited to move upwards due to repulsive force between the first magnetic plate 13 and the second magnetic plate 14, and friction between the upper end surfaces of flat plates on two sides of the protrusion of the supporting boss 4 can be reduced by using the bullnose balls 17 to roll and press the upper end surfaces of flat plates on two sides of the protrusion of the supporting boss 4.
The embodiments of the invention described above are not intended to limit the scope of the invention, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the following claims.
Claims (5)
1. A water ring vacuum pump, comprising:
the vacuum pump body (1) is arranged on the bottom plate (2);
the two groups of positioning columns (3) are symmetrically arranged on the lower end face of the bottom plate (2), and the two groups of positioning columns are used for positioning
Clamping grooves are symmetrically formed on the adjacent sides of the columns (3);
the magnetic suspension type damping support mechanism is positioned below the bottom plate (2) and comprises a magnetic suspension type damping component and a support boss (4), and the magnetic suspension type damping component is used for damping and supporting the support boss (4);
the magnetic suspension type damping component comprises:
the upper end of the damping box body (12) is opened and surrounds the periphery of the supporting boss (4);
the first magnetic plate (13) is arranged at the bottom of the inner cavity of the damping box body (12);
the second magnetic plate (14) is arranged on the lower end surface of the supporting boss (4) and is repelled with the first magnetic plate (13) to form a gap;
the damping springs (15) are arranged in a plurality of groups, are arranged around the peripheral side walls of the supporting boss (4) and are connected with the inner side walls of the damping box body (12);
the positioning support mechanism comprises a support plate (5) and a positioning mechanism, wherein the support plate (5) is arranged above the raised top surface of the support boss (4) through a spacing block (6), the upper end surface of the support plate (5) supports the lower end surface of the bottom plate (2), the adjacent sides of the two groups of positioning columns (3) are respectively attached to the two sides of the support plate (5), and the positioning mechanism is arranged on the raised top surface of the support boss (4) and is in fit and clamping with the clamping grooves on the two groups of positioning columns (3);
the positioning mechanism comprises a symmetrical driving assembly and two groups of clamping blocks (7), wherein the symmetrical driving assembly is arranged on the top surface of the bulge of the supporting boss (4), and the symmetrical driving assembly synchronously drives the two groups of clamping blocks (7) to be respectively clamped with clamping grooves on the two groups of positioning columns (3);
the symmetrical driving assembly comprises a bidirectional screw rod (8) which is horizontally erected on the raised top surface of the supporting boss (4) and positioned between two groups of clamping blocks (7), two threaded sections are symmetrically arranged on the bidirectional screw rod (8), nuts (9) are symmetrically arranged on the threaded sections, the two groups of nuts (9) are respectively connected with the two groups of clamping blocks (7) through connecting rods (10) hinged with the nuts, and a rocking handle (11) is arranged at one end of the bidirectional screw rod (8).
2. The water ring vacuum pump as claimed in claim 1, wherein the upper and lower sides of the clamping block (7) are respectively attached to the convex top surface of the supporting boss (4) and the lower end surface of the supporting plate (5).
3. The water ring vacuum pump of claim 1, wherein the magnetic suspension type damping component further comprises two groups of pressing plates (16) symmetrically arranged at the upper port of the damping box body (12) and symmetrically positioned above the flat plates on two sides of the bulge of the supporting boss (4), and the lower end surfaces of the two groups of pressing plates (16) are respectively provided with bull's eye balls (17) which are respectively in rolling contact with the upper end surfaces of the flat plates on two sides of the bulge of the supporting boss (4).
4. The water ring vacuum pump as claimed in claim 1, wherein limiting blocks (18) attached to two sides of the positioning column (3) are symmetrically arranged on the attaching side of the supporting plate (5) and the positioning column (3).
5. The water ring vacuum pump as claimed in claim 1, wherein a plurality of groups of lifting lugs (19) are arranged on the bottom plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210665585.3A CN114837949B (en) | 2022-06-13 | 2022-06-13 | Water ring type vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210665585.3A CN114837949B (en) | 2022-06-13 | 2022-06-13 | Water ring type vacuum pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114837949A CN114837949A (en) | 2022-08-02 |
| CN114837949B true CN114837949B (en) | 2023-12-26 |
Family
ID=82573611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210665585.3A Active CN114837949B (en) | 2022-06-13 | 2022-06-13 | Water ring type vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114837949B (en) |
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| CN110422030A (en) * | 2019-08-16 | 2019-11-08 | 江苏高德贝洱新能源汽车空调有限公司 | A kind of damping base for new-energy automotive air-conditioning compressor |
| DE212020000268U1 (en) * | 2020-07-03 | 2020-12-09 | Suzhou Zhongchuang Sunshine New Energy Technology Co., Ltd. | A vacuum pump with a good noise reduction effect |
| WO2022000901A1 (en) * | 2020-07-03 | 2022-01-06 | 苏州众创阳光新能源科技有限公司 | Vibration damping device for vacuum pump maintenance |
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| CN213575328U (en) * | 2020-11-05 | 2021-06-29 | 连云港恒顺工业科技有限公司 | Shock-absorbing device for oil-free claw type vacuum pump |
| CN214616921U (en) * | 2020-12-24 | 2021-11-05 | 世晃(上海)机电工业有限公司 | Air pump vibration/noise reduction structure |
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| CN112727733A (en) * | 2021-01-12 | 2021-04-30 | 胡满 | Damping and heat dissipation supporting device for air compressor |
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| CN216642457U (en) * | 2022-01-15 | 2022-05-31 | 惠州市同益尖端新材料科技有限公司 | Water ring vacuum pump |
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Denomination of invention: A water ring vacuum pump Granted publication date: 20231226 Pledgee: Bank of China Limited Taihe sub branch Pledgor: Anhui Feiyao Vacuum Technology Co.,Ltd. Registration number: Y2024980027478 |