CN216342805U - Multifunctional dry type vacuum pump unit - Google Patents
Multifunctional dry type vacuum pump unit Download PDFInfo
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- CN216342805U CN216342805U CN202122489406.9U CN202122489406U CN216342805U CN 216342805 U CN216342805 U CN 216342805U CN 202122489406 U CN202122489406 U CN 202122489406U CN 216342805 U CN216342805 U CN 216342805U
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- vacuum pump
- plate
- dry type
- sheet metal
- water
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- 239000002184 metal Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000017525 heat dissipation Effects 0.000 claims abstract description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 28
- 229910052757 nitrogen Inorganic materials 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 7
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 5
- 230000007774 longterm Effects 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a multifunctional dry vacuum pump unit, which comprises a pair of vacuum pump machine heads and a sheet metal trolley, wherein the sheet metal trolley comprises an outer shell which is formed by combining a bottom plate, a cover plate, a front plate, a rear plate, a left side plate and a right side plate and is used for accommodating and mounting the pair of vacuum pump machine heads; a left support plate and a right support plate are fixedly arranged on the bottom plate; the left and right supporting plates are provided with foot margin hole positions for fixedly mounting a vacuum pump head and a bottom exhaust port; the cover plate is provided with an air inlet; the front plate is provided with a power supply interface, a water path interface and an air path interface; two observation windows which are arranged one above the other are arranged on the rear plate; the left side plate and the right side plate are both provided with a side exhaust port and a shutter heat dissipation hole. The utility model considers the interchangeability of different machine heads on the design of the sheet metal trolley, reserves various optional mounting hole positions and air inlet and outlet interfaces, and solves the problems that different machine types of sheet metal are close in size and difficult to share, and the interfaces are not suitable for different working conditions due to long-term consideration.
Description
Technical Field
The utility model relates to the field of vacuum pump application equipment, in particular to a multifunctional dry type vacuum pump unit which is mainly used for a vacuum pump head under different working conditions.
Background
In recent years, the development of vacuum pumps is faster and faster, and the types and the use working conditions of the vacuum pumps are increasingly complex. With the increasing requirements of various industries on the cleanness, oil-free performance and corrosion resistance of a vacuum system, the dry screw vacuum pump gradually becomes mainstream. Compared with the traditional rotary vane pump, a liquid ring pump and an oil type screw vacuum pump, the dry type screw vacuum pump has the advantages of low energy consumption, no pollution and high vacuum degree. However, due to the limitation of the rotor form, when the dry screw vacuum pump needs to reach a large pumping speed, the dry screw vacuum pump has the difficulties of large volume and high temperature, so that in actual use, the dry screw vacuum pump is often matched with a roots pump to form a double-pump unit for use.
Most of the prior Roots + screw units are simply stacked by double machine heads and have no additional function. The performance monitoring under different working conditions and the interchangeability of different vacuum pump heads are not considered, and the problems of troublesome butt joint, poor interchangeability and no understanding of the operation condition exist during use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides the multifunctional dry vacuum pump unit with reasonable structural design, which has the advantages of strong compatibility and simple assembly.
The technical scheme adopted by the utility model for solving the problems is as follows: a multifunctional dry type vacuum pump unit comprises a pair of vacuum pump machine heads formed by combining a dry type roots pump and a dry type screw pump, and is characterized in that: the vacuum pump comprises a vacuum pump head, a vacuum pump cover plate, a vacuum pump and a vacuum pump, and is characterized by further comprising a sheet metal trolley, wherein the sheet metal trolley comprises an outer shell formed by combining a bottom plate, a cover plate, a front plate, a rear plate, a left side plate and a right side plate and used for accommodating and mounting the vacuum pump head; universal wheels are mounted at four corners of the bottom plate, and a left support plate and a right support plate are fixedly mounted on the bottom plate; the left and right supporting plates are provided with foot margin hole positions for fixedly mounting a vacuum pump head and a bottom exhaust port; the cover plate is provided with an air inlet; the front plate is provided with a power supply interface, a water path interface and a gas path interface; the rear plate is provided with two observation windows which are arranged one above the other; and the left side plate and the right side plate are both provided with a side exhaust port and a shutter heat dissipation hole.
Preferably, the adjustable ground cup is further mounted at the four corners of the bottom plate.
Preferably, a shock pad is arranged between the bottom of the vacuum pump head and the bottom plate.
Preferably, the multifunctional dry type vacuum pump unit further comprises a single chip microcomputer control box, a frequency converter box, a pressure sensor, a temperature sensor, a water flow meter and a nitrogen flow meter; the frequency converter box, the pressure sensor, the temperature sensor, the water flow meter and the nitrogen flow meter are all in communication connection with the single chip microcomputer control box; the dry type roots pump and the dry type screw pump are both provided with a water-cooling motor, and the single chip microcomputer control box controls the operation of the water-cooling motor through a frequency converter box; the pressure sensor is arranged at the air inlet ends of the pair of vacuum pump machine heads, and the temperature sensor is arranged at the air outlet ends of the pair of vacuum pump machine heads; the water flowmeter is arranged on a cooling water pipeline of the multifunctional dry type vacuum pump unit, and the nitrogen flowmeter is arranged on a nitrogen pipeline of the multifunctional dry type vacuum pump unit.
Preferably, the single chip microcomputer control box is installed on the cover plate.
Preferably, the frequency converter box is installed on one side of the front plate.
Preferably, axial fan mounting holes are formed in the frequency converter box and the front plate.
Compared with the prior art, the utility model has the following advantages and effects:
1. the interchangeability of machine heads of different machine types is considered on the design of the sheet metal trolley, various optional mounting hole positions and air inlet and outlet interfaces are reserved, and the problems that the sheet metal of different machine types are close in size and difficult to share, and the interfaces are not suitable for different working conditions due to the consideration are solved; the sheet metal trolley can be used by matching with different types and interfaces only by knowing the butt joint information in advance;
2. the unit provided by the utility model adopts various sensors and control components, can be selected and matched according to requirements, accurately monitors various parameters in the actual use process of the unit, and reminds an operator to adjust according to different working conditions through parameter feedback;
3. the universal wheel is in accordance with the ergonomic design in appearance, the universal wheel can be locked and conveniently fixed while being convenient to move, the whole volume is compact, and the space utilization rate is high; simultaneously, the device is provided with an observation window, louver heat dissipation holes and reserved heat dissipation axial flow fan mounting holes, and can be selected according to different working condition environments.
Drawings
In order to illustrate the embodiments of the present invention or the solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a schematic view of the internal structure of fig. 1 with the cover plate, left side plate, right side plate and front plate removed.
Description of reference numerals:
a dry roots pump a; a dry screw pump b;
a base plate 1; a front plate 2; a rear plate 3; a cover plate 4; a left side plate 5; a singlechip control box 6; a frequency converter box 7; a vacuum pump head 8; a water-cooled motor 9; a pressure sensor 10; a temperature sensor 11; a water flow meter 12; a nitrogen gas flow meter 13; a cushion 14; an axial flow fan mounting hole 15;
a universal wheel 100; left and right support plates 101; an adjustable foot cup 102;
a power interface 200; a waterway interface 201; a gas path interface 202;
a viewing window 300;
an air inlet 400;
a side exhaust port 500; louvered louvers 501.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
Examples are given.
See fig. 1-2.
The embodiment discloses a multifunctional dry type vacuum pump unit, which comprises a pair of vacuum pump machine heads 8 formed by combining a dry type roots pump a and a dry type screw pump b, a sheet metal trolley, a singlechip control box 6, a frequency converter box 7, a pressure sensor 10, a temperature sensor 11, a water flowmeter 12 and a nitrogen flowmeter 13, wherein the sheet metal trolley is arranged on the vacuum pump machine heads; the parts of the single chip microcomputer control box 6, the frequency converter box 7, the pressure sensor 10, the temperature sensor 11, the water flow meter 12 and the nitrogen flow meter 13 can be selectively assembled and installed according to the requirements of different working conditions, the parts are lacking and do not influence the use, and the parts are installed without interfering with a sheet metal trolley and a vacuum pump head 8.
In this embodiment, the sheet metal trolley includes an outer housing formed by combining a bottom plate 1, a cover plate 4, a front plate 2, a rear plate 3, a left side plate 5 and a right side plate for accommodating and mounting a pair of vacuum pump heads 8.
In the embodiment, a frequency converter box 7, a pressure sensor 10, a temperature sensor 11, a water flow meter 12 and a nitrogen flow meter 13 are all in communication connection with a single chip microcomputer control box 6, the frequency converter box 7 and the single chip microcomputer control box 6 adopt the prior art, the single chip microcomputer control box 6 is provided with a manual operator, a dry type roots pump a and a dry type screw pump b are both provided with a water cooling motor 9, the single chip microcomputer control box 6 controls the operation of the water cooling motor 9 through the frequency converter box 7, the pressure sensor 10 is installed at the air inlet ends of a pair of vacuum pump machine heads 8, and the temperature sensor 11 is installed at the air outlet ends of the pair of vacuum pump machine heads 8; the water flowmeter 12 is installed on the cooling water pipeline of the multifunctional dry type vacuum pump unit, and the nitrogen flowmeter 13 is installed on the nitrogen gas pipeline of the multifunctional dry type vacuum pump unit, wherein the cooling water pipeline and the nitrogen gas pipeline adopt the prior art.
In this embodiment, install pressure sensor 10 on a pair of vacuum pump aircraft nose 8, temperature sensor 11, and install water flowmeter 12 and nitrogen gas flowmeter 13 respectively at cooling water pipeline and nitrogen gas circuit, the power supply of whole unit drives converter case 7 by single chip microcomputer control box 6 and drives water-cooled machine 9 again and start, these sensors, flowmeter and the equal communication connection of converter case 7 to single chip microcomputer control box 6, single chip microcomputer control box 6 has remote interface, can dock with the board of different operating modes, thereby to the whole running state real-time supervision of whole unit, make the butt joint in different operating modes use to become possible.
In this embodiment, the single chip microcomputer control box 6 is installed on the cover plate 4, and the frequency converter box 7 is installed on one side of the front plate 2. Axial fan mounting holes 15 are formed in the frequency converter box 7 and the front plate 2, and a cooling fan can be additionally arranged as required.
In this embodiment, the universal wheel 100 and the adjustable ground cup 102 are installed at four corners of the bottom plate 1, the universal wheel 100 facilitates moving the sheet metal trolley, and meanwhile, the universal wheel 100 can also be locked, so that when the sheet metal trolley needs to be fixed at a certain specific position, the adjustable ground cup 102 can be adjusted to prevent the universal wheel 100 from contacting with the ground, and the sheet metal trolley can be stably placed at the specific position.
In the embodiment, a left support plate 101 and a right support plate 101 are fixedly arranged on a bottom plate 1, and the left support plate 101 and the right support plate 101 are provided with a foot margin hole position for fixedly arranging a vacuum pump head 8 and a bottom exhaust port; the foundation hole positions are various, so that vacuum pump heads 8 of different models can be installed; a shock absorption pad 14 is installed between the bottom of the vacuum pump head 8 and the bottom plate 1 to reduce vibration.
In this embodiment, the cover plate 4 is provided with an air inlet 400 and a mounting hole for mounting the single chip microcomputer control box 6. The front plate 2 is provided with a power supply interface 200, a water path interface 201, an air path interface 202 and a mounting hole for mounting the frequency converter box 7.
In this embodiment, two observation windows 300 are formed on the rear plate 3, and the observation windows 300 are used for monitoring the oil level. The left side plate 5 and the right side plate are both provided with a side exhaust port 500 and a shutter heat dissipation hole 501.
When the multifunctional dry type vacuum pump unit is used, firstly, a proper machine head model is selected according to the requirements of different pumping speeds, and the machine head is arranged on a sheet metal trolley; then selecting a required sensor and a required flowmeter and whether a controller and a frequency converter are used according to items to be monitored; then, installing water channel parts and air channel parts, installing other sheet metal parts, and completing the set construction; and finally, according to the working condition requirement, the frequency of the frequency converter is adjusted, the starting and stopping are controlled, the flow is adjusted, and the temperature, the pressure and the current are monitored through the control box manual operator.
The multifunctional dry type vacuum pump unit has strong compatibility and simple assembly, and accessories can be added or reduced according to requirements. Through the common design of the mounting hole and the interface, the unit is compatible with the combination of different types of roots pumps and screw pumps; the whole running state of the whole unit is monitored in real time by adopting a temperature sensor, a pressure sensor, a flowmeter, a frequency converter and a single chip microcomputer control system matched with a manual operator, so that butt joint use under different working conditions becomes possible.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. All equivalent or simple changes in the structure, characteristics and principles of the utility model are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.
Claims (7)
1. A multifunctional dry type vacuum pump unit comprises a pair of vacuum pump machine heads (8) formed by combining a dry type roots pump (a) and a dry type screw pump (b), and is characterized in that: the vacuum pump comprises a vacuum pump head, and is characterized by further comprising a sheet metal trolley, wherein the sheet metal trolley comprises an outer shell formed by combining a bottom plate (1), a cover plate (4), a front plate (2), a rear plate (3), a left side plate (5) and a right side plate, and the outer shell is used for accommodating and mounting a pair of vacuum pump heads (8); universal wheels (100) are installed at four corners of the bottom plate (1), and a left support plate and a right support plate (101) are fixedly installed on the bottom plate (1); the left and right supporting plates (101) are provided with foot margin hole positions for fixedly mounting a vacuum pump head (8) and a bottom exhaust port; the cover plate (4) is provided with an air inlet (400); the front plate (2) is provided with a power supply interface (200), a water path interface (201) and a gas path interface (202); two observation windows (300) which are arranged one above the other are arranged on the rear plate (3); and a side air outlet (500) and a shutter heat dissipation hole (501) are formed in the left side plate (5) and the right side plate.
2. The multi-functional dry vacuum pump assembly of claim 1, wherein: the bottom four corners of the bottom plate (1) are also provided with adjustable ground cups (102).
3. The multi-functional dry vacuum pump assembly of claim 1, wherein: a shock pad (14) is arranged between the bottom of the vacuum pump head (8) and the bottom plate (1).
4. The multi-functional dry vacuum pump assembly of claim 1, wherein: the multifunctional dry type vacuum pump unit also comprises a singlechip control box (6), a frequency converter box (7), a pressure sensor (10), a temperature sensor (11), a water flowmeter (12) and a nitrogen flowmeter (13); the frequency converter box (7), the pressure sensor (10), the temperature sensor (11), the water flowmeter (12) and the nitrogen flowmeter (13) are in communication connection with the single chip microcomputer control box (6); the dry type roots pump (a) and the dry type screw pump (b) are both provided with a water-cooling motor (9), and the singlechip control box (6) controls the operation of the water-cooling motor (9) through a frequency converter box (7); the pressure sensor (10) is arranged at the air inlet ends of the pair of vacuum pump machine heads (8), and the temperature sensor (11) is arranged at the air outlet ends of the pair of vacuum pump machine heads (8); the water flowmeter (12) is arranged on a cooling water pipeline of the multifunctional dry type vacuum pump unit, and the nitrogen flowmeter (13) is arranged on a nitrogen gas pipeline of the multifunctional dry type vacuum pump unit.
5. The multi-functional dry vacuum pump assembly of claim 4, wherein: the single chip microcomputer control box (6) is installed on the cover plate (4).
6. The multi-functional dry vacuum pump assembly of claim 4, wherein: the frequency converter box (7) is arranged on one side of the front plate (2).
7. The multi-functional dry vacuum pump assembly of claim 6, wherein: axial fan mounting holes (15) are formed in the frequency converter box (7) and the front plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122489406.9U CN216342805U (en) | 2021-10-15 | 2021-10-15 | Multifunctional dry type vacuum pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122489406.9U CN216342805U (en) | 2021-10-15 | 2021-10-15 | Multifunctional dry type vacuum pump unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216342805U true CN216342805U (en) | 2022-04-19 |
Family
ID=81177297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122489406.9U Active CN216342805U (en) | 2021-10-15 | 2021-10-15 | Multifunctional dry type vacuum pump unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216342805U (en) |
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2021
- 2021-10-15 CN CN202122489406.9U patent/CN216342805U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 922, 9 / F, 41 pingjishan Road, Xihu District, Hangzhou City, Zhejiang Province, 310013 Patentee after: Hangzhou Jiuzheng Technology Co.,Ltd. Address before: Room 922, 9 / F, 41 pingjishan Road, Xihu District, Hangzhou City, Zhejiang Province, 310013 Patentee before: Hangzhou Samores Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Building 4, No. 29, Jiaqi Road, Xianlin Street, Yuhang District, Hangzhou City, Zhejiang Province 311122 Patentee after: Hangzhou Jiuzheng Technology Co.,Ltd. Address before: Room 922, 9 / F, 41 pingjishan Road, Xihu District, Hangzhou City, Zhejiang Province, 310013 Patentee before: Hangzhou Jiuzheng Technology Co.,Ltd. |