CN111594441B - Small-volume water-saving water ring pump device - Google Patents
Small-volume water-saving water ring pump device Download PDFInfo
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- CN111594441B CN111594441B CN202010432974.2A CN202010432974A CN111594441B CN 111594441 B CN111594441 B CN 111594441B CN 202010432974 A CN202010432974 A CN 202010432974A CN 111594441 B CN111594441 B CN 111594441B
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- water
- pump body
- working fluid
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- pipeline
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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
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
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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
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
- F04C19/004—Details concerning the operating liquid, e.g. nature, separation, cooling, cleaning, control of the supply
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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
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
- F04C19/005—Details concerning the admission or discharge
-
- 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
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/28—Safety arrangements; Monitoring
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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
- F04C29/0092—Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
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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
- F04C29/04—Heating; Cooling; Heat insulation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a small-volume water-saving type water ring pump device, which comprises a pump body, a bracket and an impeller, wherein an internal cavity is formed in the pump body, working fluid is filled in the internal cavity, an air suction port and an air exhaust port which are communicated with the internal cavity are also formed in the upper part of the pump body, a working fluid recovery pipeline which is communicated with the lower part of the internal cavity of the pump body is also connected to the air exhaust port, and the working fluid recovery pipeline comprises a cooling mechanism and a water-gas separation mechanism which are sequentially communicated through a pipeline along the air exhaust direction. Compared with the prior art, the invention can directly reduce the volume of the water supply tank, provide larger working space for other working settings, effectively improve the working efficiency of the settings and the like.
Description
Technical Field
The invention belongs to the technical field of pump structures, and relates to a small-volume water-saving water ring pump device.
Background
The existing water-ring vacuum pump comprises a pump body bracket, an impeller and other components, wherein a proper amount of water is also filled in an inner cavity of the pump body to serve as working liquid, and an air suction port and an air exhaust port which are communicated with the inner cavity are also arranged on the pump body.
When the impeller rotates clockwise, water is thrown around by the impeller and forms a closed ring of approximately equal thickness depending on the shape of the pump chamber due to the centrifugal force. A moon-shaped space is formed between the impeller hub and the water ring, and the space is divided into a plurality of small cavities with the number equal to that of the blades by the impeller. In the air suction stage, the water ring is gradually far away from the hub, the volume of the small cavity is changed from small to large, and when the small cavity is communicated with the air suction port, air is sucked. In the exhaust stage, the water ring gradually approaches the hub, the small cavity is gradually reduced, so that the gas is compressed, and when the small cavity is communicated with the exhaust port, the gas is discharged out of the pump. With the stable rotation of the impeller, the air suction and exhaust processes are continuously carried out, so that the air can be continuously sucked.
When the water ring pump works, the water tank needs to continuously provide working water for the water ring pump, so the water tank has certain large volume and pressure to meet the working requirement, the space proportion of the whole working place occupied by the water tank is overlarge, and the space naturally reserved for other working parts is greatly reduced due to the limited volume of the working place. In view of the above circumstances, how to enlarge the working space of other components by reducing the volume of the water tank is an urgent problem to be solved in the field of research on the conventional water ring pump.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a small-volume water-saving type water ring pump device.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a water-saving water ring pump device of little volume, includes the pump body, support and impeller, the inside cavity that has of pump body has filled working solution in the inside cavity, still is equipped with induction port and the gas vent of intercommunication inside cavity on the upper portion of the pump body, still connects to be provided with at the gas vent and returns the switch-on the working solution recovery pipeline of the lower part of the inside cavity of the pump body, and this working solution recovery pipeline includes along the cooling body and the aqueous vapor separating mechanism that the direction of exhausting put through the pipeline in proper order.
Further, the cooling mechanism is a cooler.
Further, the water-gas separation mechanism is a water-gas separator.
Further, the pump body is communicated with the lower part of the inner cavity through a water supply pipeline.
Further, the water supply line includes a water tank and an on-off control valve which are sequentially arranged in a water supply direction.
Still further preferably, the switch control valve is internally feedback controlled by a water level sensor capable of measuring the working fluid level in the inner cavity.
More preferably, the water level sensor is a pressure sensor. More preferably, the water level sensor is mounted at a rated working liquid level of the cavity inside the pump body through a fixing frame.
Furthermore, a flow sensor is arranged on the working solution recovery pipeline, and when the flow sensor monitors that the flow value of the working solution recovery pipeline is smaller than a set flow value interval, the water supply pipeline is controlled to be opened; and when the flow sensor monitors that the flow value of the working fluid recovery pipeline is larger than the set flow value interval, controlling the water supply pipeline to be closed.
Further, the working fluid is water.
Compared with the prior art, the invention has the following advantages:
(1) And a cooling mechanism and a water-gas separation mechanism are sequentially arranged at an exhaust port of the pump body and are connected with a left water inlet of the water ring pump, so that a water recycling system is formed.
(2) And a water supply pipeline is further arranged on one side of the pump body, a switch control valve is further installed at a water inlet on the side part connected with the water supply pipeline and is matched with a water level sensor, and when the water level is not enough, the water supply valve of the water tank is automatically started to realize the supply of working water. The water tank can only need work when the water level inductor of right side entrance signals, has effectively reduced the work load of water tank like this and has reduced the requirement of water tank water storage capacity simultaneously, reaches the purpose of saving working water through the circulation design to the working water of water ring pump.
(3) Meanwhile, a flow sensor is further additionally arranged, and the circulating water quantity range fed back by the flow sensor is compared with the set interval range, so that the water supply is further controlled, the control timeliness is improved, and the problem of idle running of the water ring pump device caused by single control fault is prevented.
(4) The volume of the water supply tank is directly reduced, a larger working space is provided for other working settings, and the working efficiency of the settings is effectively improved.
Drawings
FIG. 1 is a schematic view of the water ring pump of the present invention;
the symbols in the figure illustrate:
1-exhaust port, 2-pump body, 3-bracket, 4-air suction port, 5-working fluid, 6-impeller, 7-switch control valve, 8-water-gas separation mechanism, 9-cooling mechanism, 10-water tank and 11-flow sensor.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
In the following examples or embodiments, unless otherwise specified, functional components or structures are all conventional components or structures in the art for achieving the corresponding functions.
The invention provides a small-volume water-saving type water ring pump device, the structure of which is shown in figure 1, and the small-volume water ring pump device comprises a pump body 2, a bracket 3 and an impeller 6, wherein an internal cavity is formed in the pump body 2, working fluid 5 is filled in the internal cavity, an air suction port 4 and an air exhaust port 1 which are communicated with the internal cavity are further arranged at the upper part of the pump body 2, a working fluid 5 recovery pipeline which is communicated with the lower part of the internal cavity of the pump body 2 in a returning mode is further connected to the air exhaust port 1, and the working fluid 5 recovery pipeline comprises a cooling mechanism 9 and a water-gas separation mechanism 8 which are sequentially communicated through a pipeline along the air exhaust direction.
In a specific embodiment of the invention, the cooling mechanism 9 is a cooler.
In a specific embodiment of the present invention, the water-gas separation mechanism 8 is a water-gas separator.
In a particular embodiment of the invention, the pump body 2 is also connected to the lower part of the internal cavity by a water supply line comprising a water tank 10 and an on-off control valve 7 (electromagnetic valves may be used) arranged in succession along the water supply direction.
In a more specific embodiment, the switch control valve 7 is also feedback controlled by a water level sensor capable of measuring the level of the working fluid 5 in the inner cavity. More preferably, the water level sensor is a pressure sensor. More preferably, the water level sensor is mounted at the rated operating fluid 5 level of the cavity inside the pump body 2 through a fixing frame.
In a more specific embodiment, a flow sensor 11 is further arranged on the working solution 5 recovery pipeline, and when the flow sensor 11 monitors that the flow value of the working solution 5 recovery pipeline is smaller than a set flow value interval, the water supply pipeline is controlled to be opened; and when the flow sensor 11 monitors that the flow value of the recovery pipeline of the working fluid 5 is larger than the set flow value interval, controlling the water supply pipeline to be closed.
In a specific embodiment of the present invention, the working fluid 5 is water.
The above embodiments may be implemented individually, or in any combination of two or more.
The above embodiments will be described in more detail with reference to specific examples.
Example 1
The utility model provides a water-saving water ring pump device of little volume, see fig. 1, including the pump body 2, support 3 and impeller 6, the inside cavity that has of pump body 2, it has working solution 5 to fill in the inside cavity, air intake 4 and gas vent 1 that communicate inside cavity still are equipped with on the upper portion of the pump body 2, still connect at gas vent 1 and be provided with the working solution 5 recovery line that returns the lower part of the inside cavity of the switch-on pump body 2, this working solution 5 recovery line includes cooling mechanism 9 and the aqueous vapor separating mechanism 8 of following the direction of exhaust and switch-on in proper order through the pipeline, in this embodiment, cooling mechanism 9 can be the commonly used cooler in this field, aqueous vapor separating mechanism 8 can be the aqueous vapor separator commonly used in this field.
The pump body 2 is also connected to the lower part of the internal cavity through a water supply pipeline, the water supply pipeline comprises a water tank 10 and an on-off control valve 7 which are sequentially arranged along the water supply direction, and the on-off control valve 7 is internally feedback-controlled by a water level sensor capable of measuring the liquid level of the working liquid 5 in the internal cavity. In this embodiment, the water level sensor can adopt a pressure sensor, and the pressure on the side wall of the water tank 10 is different according to the difference of the water level, so that the water level change in the water tank 10 is easily fed back by the pressure. A numerical value interval is set for a pressure sensor in the water tank 10 by aiming at the water pressure required by the normal working of the water ring pump, when the numerical value is lower than the numerical value in the interval, the power is turned on to supply water for the water tank 10, and when the numerical value is higher than or equal to the numerical value in the interval, the water supply is stopped.
In addition, a flow sensor 11 is further arranged on the working solution 5 recovery pipeline, and when the flow sensor 11 monitors that the flow value of the working solution 5 recovery pipeline is smaller than a set flow value interval, the water supply pipeline is controlled to be opened; and when the flow sensor 11 monitors that the flow value of the recovery pipeline of the working fluid 5 is larger than the set flow value interval, controlling the water supply pipeline to be closed.
Generally, the water level in the water tank 10 is ensured to be higher than the water level of the working fluid 5 in the pump body 2 (and to be high enough) to realize the unpowered water supply depending on the height difference of the water level.
The design principle of the water ring pump of the embodiment is as follows:
the reason such as frictional heating is in the course of the work to the water ring pump device, thereby working solution 5 can be heated the vaporization and follow the continuous loss that waste gas discharged together and lead to working solution 5, in order to guarantee the stable work of water ring pump, water tank 10 cooperates with on-off control valve 7 constantly to supply 5 feed water ring pumps of working solution. Meanwhile, the gas discharged from the gas outlet 1 is sequentially cooled by the cooling mechanism 9, so that the vaporized water vapor is condensed, then the gas-water separation is carried out in the water-gas separation mechanism 8, the waste gas is discharged, and the water (i.e. the working fluid 5) returns to the inner cavity of the pump body 2 for recycling.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (1)
1. A small-volume water-saving water ring pump device comprises a pump body, a support and an impeller, wherein an inner cavity is formed in the pump body, working fluid is filled in the inner cavity, an air suction port and an air exhaust port which are communicated with the inner cavity are also arranged at the upper part of the pump body, the small-volume water ring pump device is characterized in that a working fluid recovery pipeline which is communicated with the lower part of the inner cavity of the pump body in a returning mode is also connected to the air exhaust port, and the working fluid recovery pipeline comprises a cooling mechanism and a water-gas separation mechanism which are communicated in sequence through a pipeline along the air exhaust direction;
the pump body is also communicated with the lower part of the inner cavity through a water supply pipeline;
the water supply pipeline comprises a water tank and a switch control valve which are sequentially arranged along the water supply direction;
the switch control valve is also internally controlled by a water level sensor capable of measuring the liquid level of the working liquid in the internal cavity in a feedback manner;
the water level sensor is a pressure sensor;
the water level sensor is arranged at a rated working liquid level line of a cavity in the pump body through a fixing frame;
the working fluid recovery pipeline is also provided with a flow sensor, and when the flow sensor monitors that the flow value of the working fluid recovery pipeline is smaller than a set flow value interval, the water supply pipeline is controlled to be opened; when the flow sensor monitors that the flow value of the working fluid recovery pipeline is larger than a set flow value interval, controlling the water supply pipeline to be closed;
the cooling mechanism is a cooler;
the water-gas separation mechanism is a water-gas separator;
the working liquid is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010432974.2A CN111594441B (en) | 2020-05-21 | 2020-05-21 | Small-volume water-saving water ring pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010432974.2A CN111594441B (en) | 2020-05-21 | 2020-05-21 | Small-volume water-saving water ring pump device |
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| Publication Number | Publication Date |
|---|---|
| CN111594441A CN111594441A (en) | 2020-08-28 |
| CN111594441B true CN111594441B (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010432974.2A Active CN111594441B (en) | 2020-05-21 | 2020-05-21 | Small-volume water-saving water ring pump device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112360744B (en) * | 2020-10-23 | 2021-07-30 | 苏州普轮电子科技有限公司 | Cooling device for water ring vacuum pump for vacuumizing of power station condenser |
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Patent Citations (2)
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|---|---|---|---|---|
| CN102690722A (en) * | 2012-06-07 | 2012-09-26 | 安徽省寿县远翔油脂有限公司 | Water ring pump system of condenser for refining rice bran oil |
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| CN111594441A (en) | 2020-08-28 |
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