CN215566523U - High-pressure piston vacuum pump device - Google Patents
High-pressure piston vacuum pump device Download PDFInfo
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- CN215566523U CN215566523U CN202121939589.3U CN202121939589U CN215566523U CN 215566523 U CN215566523 U CN 215566523U CN 202121939589 U CN202121939589 U CN 202121939589U CN 215566523 U CN215566523 U CN 215566523U
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- pump body
- swing rod
- gasket
- metal
- diaphragm
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- 239000002184 metal Substances 0.000 claims abstract description 52
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011197 physicochemical method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model relates to the technical field of vacuum pumps, and discloses a high-pressure piston vacuum pump device which can generate large and stable vacuum pressure, and the device comprises: the pump comprises a motor component and a pump body component, wherein the motor component comprises a motor, the pump body component comprises a pump body, an eccentric wheel, a swing rod, two groups of metal gaskets, two diaphragm gaskets and two fixing sleeves, the swing rod is transversely arranged in the pump body, and a bearing is arranged in the swing rod; a rotating shaft of the motor is connected with the bearing through an eccentric wheel; the metal gasket and the diaphragm gasket are sequentially arranged at two ends of the swing rod; when the vacuum pump works, the motor drives the eccentric wheel and the bearing, and the eccentric wheel rotates to drive the bearing and the oscillating bar to move back and forth, so that the metal gasket is driven to extrude the diaphragm gasket back and forth to move as a piston, and a vacuum environment is formed in the pump body.
Description
Technical Field
The utility model relates to the technical field of vacuum pumps, in particular to a high-pressure piston vacuum pump device.
Background
The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method. A vacuum pump. Currently, a vacuum pump is inserted from one side of the pump body and is fixedly mounted with the pump body. However, the rotor head of the existing vacuum pump is connected into the eccentric wheel, then the bearing is sleeved, the bearing is driven to move through the rotation of the eccentric wheel, the contact area between the diaphragm gasket and the side cover in the pump body is small, when the eccentric wheel rotates to drive the bearing to rotate so as to extrude the diaphragm gasket, the vacuum pump device generates a small vacuum area in the pump body during working, and the pressure generated during the working of the vacuum pump device is small.
Therefore, how to increase the area of the vacuum generated in the pump body to increase the pressure generated by the vacuum pump becomes a technical problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that in the prior art, as the contact area between a diaphragm gasket in a pump body and a side cover is smaller, when an eccentric wheel rotates to drive a bearing to move so as to extrude the diaphragm gasket, the vacuum pump device generates a smaller vacuum area in the pump body when working, so that the pressure generated by the vacuum pump device when working is smaller, and the defect of the vacuum pump device is overcome.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a high-pressure piston vacuum pump device is constructed, and is provided with:
the motor assembly is used for outputting rotating torque;
the pump body assembly is formed into a square structure and is detachably connected with a rotating shaft of the motor assembly; wherein,
the motor assembly comprises a motor and a motor component,
the pump body component comprises a pump body, an eccentric wheel, a swing rod, two groups of metal gaskets, two diaphragm gaskets and two fixing sleeves, wherein,
the pump body is formed into a square body with a hollow structure,
the swing rod is transversely arranged in the pump body, and a bearing is arranged in the swing rod;
a rotating shaft of the motor is connected with the bearing through the eccentric wheel;
the metal gasket and the diaphragm gasket are sequentially arranged at two ends of the swing rod;
the fixed sleeve penetrates through the pump body and is sleeved at two ends of the oscillating bar;
when the vacuum pump works, the motor drives the eccentric wheel and the bearing, the bearing and the oscillating bar are driven to move back and forth through the rotation of the eccentric wheel, so that the metal gasket is driven to move back and forth, the diaphragm gasket is extruded to move as a piston, and a vacuum environment is formed in the pump body.
In some embodiments, the rocker is provided as a separate structure,
the swing rod comprises a first swing rod and a second swing rod,
and bearings are arranged in the first swing rod and the second swing rod.
In some embodiments, the metal gasket comprises a first metal gasket group and a second metal gasket group,
the first metal gasket group and the second metal gasket group both comprise two metal gaskets,
a said diaphragm gasket being disposed between the metal gaskets of said first set of metal gaskets,
the other diaphragm gasket is arranged between the metal gaskets of the second metal gasket group.
In some embodiments, the pump body assembly includes a first side cover and a second side cover, and the first side cover and the second side cover are respectively mounted at the left end and the right end of the pump body to fix the metal gasket and the diaphragm gasket.
In some embodiments, air nozzles are disposed on both the first side cover and the second side cover.
The high-pressure piston vacuum pump device comprises a motor assembly and a pump body assembly, wherein the motor assembly comprises a motor, the pump body assembly comprises a pump body, an eccentric wheel, a swing rod, two groups of metal gaskets, two diaphragm gaskets and two fixing sleeves, the swing rod is transversely arranged in the pump body, and a bearing is arranged in the swing rod; a rotating shaft of the motor is connected with the bearing through an eccentric wheel; the metal gasket and the diaphragm gasket are sequentially arranged at two ends of the swing rod; the fixed sleeve penetrates through the pump body and is sleeved at the two ends of the oscillating bar; when the vacuum pump works, the motor drives the eccentric wheel and the bearing, and the eccentric wheel rotates to drive the bearing and the oscillating bar to move back and forth, so that the metal gasket is driven to move back and forth to extrude the diaphragm gasket, and a vacuum environment is formed in the pump body. Compared with the prior art, the eccentric wheel rotates to drive the bearing and the swing rod to move back and forth so as to extrude the diaphragm gasket to move as the piston, a vacuum environment is formed in the pump body, the contact area of the diaphragm gasket and the side cover is increased, a larger vacuum cavity space is formed, and the pressure of the vacuum pump during working is further improved.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a perspective view of one embodiment of a high pressure piston vacuum pump apparatus provided by the present invention;
FIG. 2 is a cross-sectional view of one embodiment of a high pressure piston vacuum pump apparatus provided by the present invention;
FIG. 3 is an exploded view of one embodiment of a high pressure piston vacuum pump apparatus provided by the present invention;
FIG. 4 is an exploded view of one embodiment of a high pressure piston vacuum pump apparatus provided by the present invention;
FIG. 5 is a perspective view of one embodiment of the pump body and rocker of the present invention;
fig. 6 is a perspective view of an embodiment of a pump body provided by the present invention.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 6, in the first embodiment of the high-pressure piston vacuum pump apparatus of the present invention, the high-pressure piston vacuum pump apparatus 10 includes a motor assembly 100 and a pump assembly 200.
The motor assembly 100 is used to output a rotational torque.
The pump body assembly 200 is formed in a square structure, which is detachably coupled to the rotation shaft of the motor assembly 100.
Specifically, the motor assembly 100 includes a motor 101.
The pump assembly 200 includes a pump body 201, an eccentric 202, a rocker (203 a, 203b, respectively), two sets of metal shims (206 a1, 206a2, 206b1, 206b2, two diaphragm shims (207 a, 207b, respectively), and two fastening sleeves (205 a, 205b, respectively).
The pump body 201 is formed in a rectangular body having a hollow structure (corresponding to 201a), and circular holes (corresponding to 201b1 and 201b2) are formed at both left and right ends of the pump body 201.
Through holes are formed in the middle sections of the swing rods (corresponding to 203a and 203b), the swing rods (corresponding to 203a and 203b) are transversely arranged in the pump body 201, and bearings (corresponding to 204a and 204b) are installed in the through holes of the swing rods (corresponding to 203a and 203 b).
The rotational axis of the motor 101 is connected to the bearings (204 a, 204b, respectively) via the eccentric 202, i.e., the rotational torque output by the motor 101 is applied to the bearings (204 a, 204b, respectively) via the eccentric 202.
Further, the metal shims (corresponding to 206a1, 206a2, 206b1, and 206b2) and the diaphragm shims (corresponding to 207a and 207b) are circular structures.
The metal shims (corresponding to 206a1, 206a2, 206b1 and 206b2) and the diaphragm shims (corresponding to 207a and 207b) are sequentially arranged at the two ends of the swing rods (corresponding to 203a and 203 b).
The diaphragm spacers (corresponding 207a and 207b) include a first diaphragm spacer 207a and a second diaphragm spacer 207 b.
The fixing sleeves (corresponding to 205a and 205b) are formed as hollow cylinders, which pass through the circular holes (corresponding to 201b1 and 201b2) of the pump body 201 and are sleeved at the two ends of the swing rods (corresponding to 203a and 203 b).
In operation, the motor 101 drives the eccentric 202 and the bearings (204 a, 204b), and the eccentric 202 rotates to drive the bearings (204 a, 204b) and the swing rods (203 a, 203b) to move back and forth, so as to drive the metal gaskets (206 a1, 206a2, 206b1 and 206b2) to move back and forth, so as to squeeze the diaphragm gaskets (207 a and 207b), thereby forming a vacuum environment in the pump body 201.
By using the technical scheme, the eccentric wheel 202 rotates to drive the bearing and the swing rods (corresponding to the 203a and 203b) to move back and forth so as to extrude the diaphragm gaskets (corresponding to the 207a and 207b), form a vacuum environment in the pump body 201, increase the contact area between the diaphragm gaskets (corresponding to the 207a and 207b) and the side covers (corresponding to the 209a and 209b), form a larger vacuum cavity space, and further improve the pressure of the vacuum pump during working.
In some embodiments, in order to improve the convenience of assembling the vacuum pump, the swing links (corresponding to 203a and 203b) may be provided as a separate structure, that is, the swing links include a first swing link 203a and a second swing link 203 b.
Specifically, bearings (corresponding to 204a and 204b) are disposed in the first swing link 203a and the second swing link 203b, specifically, one bearing 204a is disposed in a circular hole of the first swing link 203a, and the other bearing 204b is disposed in a circular hole of the second swing link 203 b.
In some embodiments, to increase the pressure of the vacuum pump, the metal shims (corresponding to 206a1, 206a2, 206b1, and 206b2) may be arranged as a first set of metal shims (corresponding to 206a1 and 206a2) and a second set of metal shims (corresponding to 206b1 and 206b 2).
The first metal gasket set (corresponding to 206a1 and 206a2) includes two metal gaskets, and the second metal gasket set (corresponding to 206b1 and 206b2) includes two metal gaskets.
The first diaphragm shim 207a is disposed between the metal shims of the first set of metal shims (corresponding to 206a1 and 206a2), and the second diaphragm shim 207b is disposed between the metal shims of the second set of metal shims (corresponding to 206b1 and 206b 2).
Further, a fixing sleeve (corresponding to 205a and 205b) is designed between the diaphragm gasket (corresponding to 207a and 207b) and the side cover (corresponding to 209a and 209b), so that the diaphragm gasket (corresponding to 207a and 207b) and the metal gasket (corresponding to 206a1, 206a2, 206b1 and 206b2) are more stable and have lower noise when the vacuum pump is operated.
In some embodiments, in order to ensure the stability and sealing performance of the vacuum pump, a first side cover 209a and a second side cover 209b may be disposed in the pump body assembly 200, wherein the first side cover 209a and the second side cover 209b are both square, and air nozzles (corresponding to 211a and 211b) are disposed on both the first side cover 209a and the second side cover 209 b.
Specifically, the first side cover 209a and the second side cover 209b are respectively mounted on the left and right ends of the pump body 201 to fix the metal gaskets (corresponding to 206a1, 206a2, 206b1 and 206b2) and the diaphragm gaskets (corresponding to 207a and 207 b).
In the technical scheme, the high-pressure piston vacuum pump device drives the eccentric wheel 202 and the swing rod (corresponding to 203a and 203b) to move through the motor 101 so as to extrude the diaphragm gaskets (corresponding to 207a and 207b), and further a vacuum environment is formed in the pump body 201 to pump liquid.
The metal gasket (corresponding to 206a1, 206a2, 206b1 and 206b2) has wide area and wide contact surface with the pump side cover, is smooth and flat, forms larger vacuum cavity space, and effectively improves the pressure generated during the operation of the vacuum pump.
While the present invention has been described with reference to the drawings, the present invention is not limited to the above embodiments, which are only illustrative and not restrictive, and those skilled in the art can make various forms, including, but not limited to, series connection nozzles, parallel connection nozzles, etc., without departing from the spirit and scope of the present invention as defined by the appended claims.
Claims (5)
1. A high-pressure piston vacuum pump device is characterized by comprising:
the motor assembly is used for outputting rotating torque;
the pump body assembly is formed into a square structure and is detachably connected with a rotating shaft of the motor assembly; wherein,
the motor assembly comprises a motor and a motor component,
the pump body component comprises a pump body, an eccentric wheel, a swing rod, two groups of metal gaskets, two diaphragm gaskets and two fixing sleeves, wherein,
the pump body is formed into a square body with a hollow structure,
the swing rod is transversely arranged in the pump body, and a bearing is arranged in the swing rod;
a rotating shaft of the motor is connected with the bearing through the eccentric wheel;
the metal gasket and the diaphragm gasket are sequentially arranged at two ends of the swing rod;
the fixed sleeve penetrates through the pump body and is sleeved at two ends of the oscillating bar;
when the vacuum pump works, the motor drives the eccentric wheel and the bearing, the bearing and the oscillating bar are driven to move back and forth through the rotation of the eccentric wheel, so that the metal gasket is driven to move back and forth, the diaphragm gasket is extruded to move as a piston, and a vacuum environment is formed in the pump body.
2. A high-pressure piston vacuum pump arrangement according to claim 1,
the swing rod is set to be a separated structure,
the swing rod comprises a first swing rod and a second swing rod,
and bearings are arranged in the first swing rod and the second swing rod.
3. A high-pressure piston vacuum pump arrangement according to claim 1,
the metal gasket comprises a first metal gasket group and a second metal gasket group,
the first metal gasket group and the second metal gasket group both comprise two metal gaskets,
a said diaphragm gasket being disposed between the metal gaskets of said first set of metal gaskets,
the other diaphragm gasket is arranged between the metal gaskets of the second metal gasket group.
4. A high-pressure piston vacuum pump arrangement according to claim 1,
the pump body assembly comprises a first side cover and a second side cover, and the first side cover and the second side cover are respectively installed at the left end and the right end of the pump body so as to fix the metal gasket and the diaphragm gasket.
5. A high-pressure piston vacuum pump arrangement according to claim 4,
air nozzles are arranged on the first side cover and the second side cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121939589.3U CN215566523U (en) | 2021-08-18 | 2021-08-18 | High-pressure piston vacuum pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121939589.3U CN215566523U (en) | 2021-08-18 | 2021-08-18 | High-pressure piston vacuum pump device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215566523U true CN215566523U (en) | 2022-01-18 |
Family
ID=79836853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121939589.3U Active CN215566523U (en) | 2021-08-18 | 2021-08-18 | High-pressure piston vacuum pump device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215566523U (en) |
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2021
- 2021-08-18 CN CN202121939589.3U patent/CN215566523U/en active Active
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