CN218376882U - Vacuum combined pump - Google Patents
Vacuum combined pump Download PDFInfo
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- CN218376882U CN218376882U CN202222461069.7U CN202222461069U CN218376882U CN 218376882 U CN218376882 U CN 218376882U CN 202222461069 U CN202222461069 U CN 202222461069U CN 218376882 U CN218376882 U CN 218376882U
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Abstract
The utility model relates to a vacuum pump technical field specifically is a vacuum combination pump, include: a water tank; the piston plate is arranged in the water tank in a sliding mode and used for pressing out water in the water tank below the piston plate; the electromagnetic valve is arranged in the mounting hole, the bottom end of the electromagnetic valve is lower than the bottom of the piston plate, and the electromagnetic valve is used for communicating spaces above and below the piston plate in the water tank; the water injection subassembly, the water injection subassembly sets up on the piston plate, and the water injection subassembly runs through water tank top and piston plate bottom, the utility model discloses can only need to close the valve when the inside moisturizing that needs of water ring vacuum pump for atmospheric pressure rises in the space that is in the piston plate top in the water tank, and the piston plate descends, with in the water tank in the water pressure of being in the piston plate below ring vacuum pump that entries, so that the water ring vacuum pump continuously keeps higher evacuation ability.
Description
Technical Field
The utility model relates to a vacuum pump technical field specifically is a vacuum combination pump.
Background
The vacuum pump is a device for extracting air from a container to be evacuated by mechanical, physical, chemical, etc. methods to obtain a vacuum, and a vacuum combination pump is required to ensure the efficiency and degree of vacuum of evacuation.
Chinese utility model discloses a combined vacuum pump group, including holding vessel, water tank, a plurality of centrifugal pump, water jet vacuum pump, cooling module, filtering component and roots pump group, water tank top surface opening covers the case lid, a water tank side is through the pipe connection to filtering component's entrance point, filtering component's exit end fixed connection is a plurality of the centrifugal pump, it is a plurality of the exit end of centrifugal pump passes through the pipe connection to the water jet vacuum pump, water jet vacuum pump delivery port passes through the pipe connection to the water tank, and run through the case lid with the water tank is inside to communicate with each other, the air inlet of water jet vacuum pump passes through the pipe connection to roots pump group's one end, roots pump group's the other end passes through the pipe connection to the holding vessel, roots pump group includes one-level roots pump and second grade roots pump.
This technique has the following problems:
in this technique, utilize the water injection vacuum pump and the assistance of one-level lobe pump and second grade lobe pump, carry out taking out of holding vessel inside gas, carry out evacuation processing to holding vessel inside, the device operation in-process, the water velocity that the water injection pump produced is higher, when water injection pump output water gas mixture, the water consumption is great.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vacuum combination pump to solve the problem that proposes in the above-mentioned background art.
The technical scheme of the utility model is that: a vacuum combination pump comprising:
a water tank;
the piston plate is arranged in the water tank in a sliding mode and used for pressing out water in the water tank below the piston plate;
the electromagnetic valve is arranged in the mounting hole, the bottom end of the electromagnetic valve is lower than the bottom of the piston plate, and the electromagnetic valve is used for communicating the space above and below the piston plate in the water tank;
the water injection subassembly, the water injection subassembly sets up on the piston plate, and the water injection subassembly runs through water tank top and piston plate bottom, the water injection subassembly is arranged in being in the space of piston plate below water injection to the water tank.
Preferably, the method further comprises the following steps:
the valve is arranged at the top of the water tank and used for outputting gas above the piston plate in the water tank;
the water ring vacuum pump, the fixed intercommunication of pump body of water ring vacuum pump has the raceway, and raceway and water tank intercommunication.
Preferably, the method further comprises the following steps:
the top of the base is provided with a bracket, and the water ring vacuum pump and the water tank are both arranged at the top of the bracket;
a front pump assembly disposed on top of the base.
Preferably, the front pump assembly comprises at least two roots vacuum pumps and at least one connecting pipe, the roots vacuum pumps are all arranged at the top of the base, the connecting pipe is used for connecting the roots vacuum pumps in series, an exhaust tube is fixed at an output port of one of the roots vacuum pumps at the end part, and the exhaust tube is communicated with an input port of the water ring vacuum pump.
Preferably, an output pipe is fixed at the output port of the water ring vacuum pump and is communicated with the top of the water tank.
Preferably, the water injection subassembly includes the water injection pipe, the water injection pipe is fixed at the water tank top, the water injection intraductal filter screen that is fixed with, water injection bottom of the tubes end is fixed with the hose, and the hose runs through piston plate bottom.
The utility model discloses an improve and provide a vacuum combination pump here, compare with prior art, have following improvement and advantage:
the utility model discloses a water tank that sets up, the piston board, water ring vacuum pump and water injection subassembly, can realize in the use, the aqueous vapor mixture of water ring vacuum pump output gets into and is located piston board top space in the water tank, the aqueous vapor mixture that flows at a high speed reduces at the water tank velocity of flow, water and air current separate under the action of gravity, gas passes through the valve output, when the inside moisturizing that needs of water ring vacuum pump, only need close the valve, make in the water tank in the space of piston board top atmospheric pressure rise, the piston board descends, go into water ring vacuum pump with the water pressure that is in the piston board below in the water tank, so that water ring vacuum pump continuously keeps higher evacuation ability.
Drawings
The invention is further explained below with reference to the drawings and examples:
fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the enlarged structure of a part a in fig. 2;
FIG. 3 is a schematic sectional view of the water tank of the present invention;
fig. 4 is a schematic structural diagram of the base and the roots vacuum pump of the present invention.
Description of reference numerals:
1. a base; 2. a support; 3. a water tank; 4. a valve; 5. a water injection pipe; 6. an output pipe; 7. a water ring vacuum pump; 8. an air exhaust pipe; 9. a Roots vacuum pump; 10. filtering with a screen; 11. a piston plate; 12. a hose; 13. an electromagnetic valve; 14. a connecting pipe; 15. a water delivery pipe.
Detailed Description
The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses an improve and provide a vacuum combination pump here, the technical scheme of the utility model is:
as shown in fig. 1 to 4, a vacuum combination pump includes:
a water tank 3;
the piston plate 11 is arranged inside the water tank 3 in a sliding mode, and the piston plate 11 is used for pressing out water in the water tank 3 below the piston plate 11;
the electromagnetic valve 13 is characterized in that the top of the piston plate 11 is provided with a mounting hole, the electromagnetic valve 13 is arranged in the mounting hole, the bottom end of the electromagnetic valve 13 is lower than the bottom of the piston plate 11, and the electromagnetic valve 13 is used for communicating the spaces above and below the piston plate 11 in the water tank 3;
the water injection assembly is arranged on the piston plate 11, penetrates through the top of the water tank 3 and the bottom of the piston plate 11, and is used for injecting water into a space below the piston plate 11 in the water tank 3.
The water-air mixture output by the water ring vacuum pump 7 enters the water tank 3 and is positioned in the space above the piston plate 11, the flow speed of the high-speed flowing water-air mixture in the water tank 3 is reduced, water and air flow are separated under the action of gravity, the water is convenient to recover, and the water consumption is reduced.
Further, the method also comprises the following steps:
the valve 4 is arranged at the top of the water tank 3, and the valve 4 is used for outputting gas in the water tank 3 above the piston plate 11;
the water ring vacuum pump 7 is characterized in that a water delivery pipe 15 is fixedly communicated with the pump body of the water ring vacuum pump 7, and the water delivery pipe 15 is communicated with the water tank 3;
the water circulation system comprises a base 1, wherein a support 2 is arranged at the top of the base 1, and a water ring vacuum pump 7 and a water tank 3 are both arranged at the top of the support 2;
the front pump assembly is arranged on the top of the base 1.
By controlling the state of the valve 4, the air pressure in the space above the piston plate 11 in the water tank 3 is adjusted during the operation of the water ring vacuum pump 7
Further, the preceding pump package spare includes two at least roots vacuum pump 9 and at least one connecting pipe 14, and roots vacuum pump 9 all sets up at base 1 top, and connecting pipe 14 is used for establishing ties roots vacuum pump 9, and the delivery outlet of one of them roots vacuum pump 9 that is in the tip is fixed with exhaust tube 8, and the input port intercommunication of exhaust tube 8 and water ring vacuum pump 7, and the delivery outlet of water ring vacuum pump 7 is fixed with output tube 6, and output tube 6 and 3 tops of water tank communicate.
Further, the water injection subassembly includes water injection pipe 5, and water injection pipe 5 is fixed at 3 tops of water tank, and 5 internal fixation in water injection pipe have filter screen 10, and 5 bottom mounting in water injection pipe have hose 12, and hose 12 runs through 11 bottoms on the piston board.
Through water injection pipe 5 and hose 12, can be to being in the water injection in the space of piston board 11 below in the water tank 3, and then drive piston board 11 resets, because solenoid valve 13 bottom is less than piston board 11 bottom, make and remain a certain amount of gas in the space of piston board 11 below in the water tank 3, the water injection in-process makes gas extruded, atmospheric pressure rises, after piston board 11 can not rise, switch on solenoid valve 13's switch, under the atmospheric pressure effect, drive piston board 11 continues to rise, and then make the water of piston board 11 top can flow to piston board 11 below through solenoid valve 13, realize the recovery of water.
The working principle is as follows: when the storage container needs to be vacuumized, firstly, the input port of the Roots vacuum pump 9 at the end part is communicated with the storage container, then water is filled into the water tank 3 through the water filling pipe 5, after being filtered by the filter screen 10, water flows into the space below the piston plate 11 in the water tank 3 through the hose 12, the switch of the electromagnetic valve 13 is closed, then switches on the Roots vacuum pump 9 and the water ring vacuum pump 7, a plurality of Roots vacuum pumps 9 work simultaneously, the gas is output through an exhaust pipe 8 of another Roots vacuum pump 9 at the end part, the auxiliary water ring vacuum pump 7 realizes the vacuum treatment of the storage container, in the using process, the water-air mixture output by the water ring vacuum pump 7 enters the water tank 3 and is positioned in the space above the piston plate 11, the flow velocity of the water-air mixture flowing at high speed is reduced in the water tank 3, water and air flow are separated under the action of gravity, the air is output through the valve 4, when water needs to be supplemented inside the water ring vacuum pump 7, the valve 4 is only required to be closed, so that the air pressure in the space above the piston plate 11 in the water tank 3 is increased, the piston plate 11 is descended, the water below the piston plate 11 in the water tank 3 is pressed into the water ring vacuum pump 7 through the water conveying pipe 15, so that the water ring vacuum pump 7 continuously keeps higher vacuum pumping capacity, after the use is finished, water is injected into the water tank 3 through the water injection pipe 5 and the hose 12, the piston plate 11 is lifted, because the bottom end of the electromagnetic valve 13 is lower than the bottom of the piston plate 11, a certain amount of gas is reserved in the space below the piston plate 11 in the water tank 3, the gas is extruded and the air pressure rises in the water injection process, when the piston plate 11 can not rise, the switch of the electromagnetic valve 13 is switched on, the piston plate 11 is driven to rise further by the air pressure, so that water above the piston plate 11 can flow to below the piston plate 11 through the solenoid valve 13.
Claims (6)
1. A vacuum combination pump, comprising:
a water tank (3);
the piston plate (11) is arranged inside the water tank (3) in a sliding mode, and the piston plate (11) is used for pressing out water in the water tank (3) below the piston plate (11);
the electromagnetic valve (13) is arranged in the mounting hole, the bottom end of the electromagnetic valve (13) is lower than the bottom of the piston plate (11), and the electromagnetic valve (13) is used for communicating spaces above and below the piston plate (11) in the water tank (3);
the water injection subassembly, the water injection subassembly sets up on piston board (11), and the water injection subassembly runs through water tank (3) top and piston board (11) bottom, the water injection subassembly is arranged in to water tank (3) in the space of piston board (11) below water injection.
2. A vacuum combination pump as defined in claim 1, further comprising:
the valve (4), the said valve (4) is set up in the top of the water tank (3), the said valve (4) is used for outputting the gas above the piston plate (11) in the water tank (3);
the water ring vacuum pump (7), the pump body of water ring vacuum pump (7) is fixed intercommunication has raceway (15), and raceway (15) and water tank (3) intercommunication.
3. A vacuum combination pump as defined in claim 2, further comprising:
the water ring vacuum pump comprises a base (1), wherein a support (2) is arranged at the top of the base (1), and a water ring vacuum pump (7) and a water tank (3) are both arranged at the top of the support (2);
the front pump assembly is arranged on the top of the base (1).
4. A vacuum combination pump according to claim 3, characterized in that the front pump assembly comprises at least two roots vacuum pumps (9) and at least one connecting pipe (14), the roots vacuum pumps (9) are all arranged on the top of the base (1), the connecting pipe (14) is used for connecting the roots vacuum pumps (9) in series, the output port of one of the roots vacuum pumps (9) at the end is fixed with the suction pipe (8), and the suction pipe (8) is communicated with the input port of the water ring vacuum pump (7).
5. A vacuum combination pump according to claim 2, characterized in that the output pipe (6) is fixed to the output of the water ring vacuum pump (7), and the output pipe (6) is communicated with the top of the water tank (3).
6. The vacuum combination pump according to claim 1, characterized in that the water injection assembly comprises a water injection pipe (5), the water injection pipe (5) is fixed on the top of the water tank (3), a filter screen (10) is fixed in the water injection pipe (5), a hose (12) is fixed at the bottom end of the water injection pipe (5), and the hose (12) penetrates through the bottom of the piston plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222461069.7U CN218376882U (en) | 2022-09-16 | 2022-09-16 | Vacuum combined pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222461069.7U CN218376882U (en) | 2022-09-16 | 2022-09-16 | Vacuum combined pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218376882U true CN218376882U (en) | 2023-01-24 |
Family
ID=84952875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222461069.7U Active CN218376882U (en) | 2022-09-16 | 2022-09-16 | Vacuum combined pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218376882U (en) |
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2022
- 2022-09-16 CN CN202222461069.7U patent/CN218376882U/en active Active
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