CN211739642U - Vacuum pump working solution cooling system - Google Patents
Vacuum pump working solution cooling system Download PDFInfo
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- CN211739642U CN211739642U CN202020134805.6U CN202020134805U CN211739642U CN 211739642 U CN211739642 U CN 211739642U CN 202020134805 U CN202020134805 U CN 202020134805U CN 211739642 U CN211739642 U CN 211739642U
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Abstract
The utility model relates to the technical field of cooling systems, in particular to a vacuum pump working fluid cooling system, which comprises a water tank, a refrigerator, a fluid level control system and an automatic water replenishing system, wherein the water tank is respectively connected with a fluid separation barrel through a water outlet pipeline and a water return pipeline, and a coil pipe is arranged in the water tank; the coil pipe is connected with the refrigerating machine through a circulating pipeline; the liquid level control system is connected with the water tank; and the automatic water replenishing system is respectively connected with the water tank, the refrigerating machine and the liquid level control system. The utility model recovers the working liquid of the vacuum pump, and recycles the working liquid after cooling, thereby not only protecting the environment, but also saving the cost; in addition, through set up liquid level switch in the water tank, the water level in can the real-time supervision water tank, when the water level reachd the predetermined value, the circuit switch-on, the solenoid valve starts, carries out automatic water supply to the water tank, guarantees that the vacuum pump has sufficient coolant liquid.
Description
Technical Field
The utility model relates to a cooling system technical field, in particular to vacuum pump working solution cooling system.
Background
The vacuum cleaning machine is provided with a liquid ring vacuum pump, in order to ensure the minimum suction pressure, enough working liquid needs to be provided, the working liquid discharged by the pump is completely discharged, and new working liquid is supplemented. In order to prevent the pump body from being damaged by the temperature rise of the working fluid, cooling water needs to be supplied to cool the working fluid.
Few factories have own sewage treatment stations and can directly discharge the working solution of the vacuum pump to the treatment stations for treatment, so the working solution does not need to be circularly cooled, but the method has the defect that the water consumption is large, and the working solution consumption required by the vacuum pump during working is about 0.9m3The water consumption of one day is 9m calculated according to the working time of 10 hours3H is used as the reference value. Most plants do not have a sewage treatment plant and have no way to withstand such water usage.
Therefore, cooling systems for the working fluid have emerged, for example: chinese patent publication No. CN202867355, published japanese 2013.04.10 discloses a water ring vacuum pump working solution cooling system, and its cooling device's first end links to each other with the entry end of water ring vacuum pump working solution, and cooling device's second end links to each other with the exit end of water ring vacuum pump working solution, and cooling device and water ring vacuum pump form the return circuit, and in addition, cooling system still includes the container of storage water ring vacuum pump working solution, the first mouth of the container of storage water ring vacuum pump working solution links to each other with cooling device's second end, the exit end of water ring vacuum pump working solution with the second mouth of the container of storage formula vacuum pump working solution links to each other, can practice thrift a large amount of water and electricity for the enterprise to reduce the manufacturing cost of enterprise. However, in the cooling process, the condition of the water level in the container of the storage type vacuum pump working fluid cannot be known in time, and when the water level is too low, if automatic water supplement cannot be carried out in time, the vacuum pump is caused to have insufficient cooling fluid, so that the temperature of the vacuum pump is too high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a can't in time learn the condition of water level in the water tank among the correlation technique, cross when the water level is low excessively, if can't in time carry out automatic water supply, cause the vacuum pump not to have sufficient coolant liquid to make the too high problem of vacuum pump temperature, provide a vacuum pump work liquid cooling system, can guarantee that the vacuum pump has sufficient coolant liquid to water tank automatic water supply.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme: a vacuum pump working fluid cooling system comprising:
the water tank is connected with the liquid separation barrel through a water outlet pipeline and a water return pipeline respectively, and a coil pipe is arranged in the water tank;
the refrigerator is connected with the coil pipe in the water tank through a circulating pipeline;
the liquid level control system is connected with the water tank;
and the automatic water replenishing system is respectively connected with the water tank, the refrigerating machine and the liquid level control system.
Preferably, the water tank is connected with an inlet of the liquid separation barrel through a water pump, the water pump is interlocked with a vacuum pump, and the vacuum pump is connected with the liquid separation barrel.
Preferably, the liquid level control system comprises a double-floating-ball liquid level switch, two floating balls of the double-floating-ball liquid level switch are respectively located at a liquid level S1 and a liquid level S2, and the liquid level S1 is higher than the liquid level S2.
As preferred scheme, automatic water supply system includes solenoid valve, a plurality of ball valve and moisturizing pipeline, the solenoid valve sets up on the moisturizing pipeline of water tank and is connected with two ball liquid level switch electricity, the ball valve includes ball valve I, ball valve II and ball valve III, ball valve I is established ties with ball valve II again after parallelly connected with the solenoid valve, ball valve II still parallelly connected with ball valve III, ball valve III sets up on the moisturizing pipeline of refrigerator for the moisturizing of refrigerator.
Preferably, a flow switch is arranged on the water return pipeline.
As a preferred scheme, the system also comprises a PLC control system which is respectively connected with the double-floating-ball liquid level switch and the water pump and receives a liquid level signal from the double-floating-ball liquid level switch so as to control the opening and closing of the water pump; and the PLC control system is respectively connected with the vacuum pump and the flow switch and receives the flow signal from the flow switch so as to control the on-off of the vacuum pump.
Compared with the prior art, the beneficial effects of the utility model are that: the working solution recovered in the utility model enters the water tank, the coil pipe is arranged in the water tank, the refrigerating machine provides cooling water for the coil pipe, the cooling water flows through the coil pipe to take away the heat of the recovered working solution, and then enters the refrigerating machine for cooling, and the circulation is repeated, so that the water temperature of the recycled working solution is ensured to meet the working requirement of the vacuum pump; in addition, the liquid level switch is arranged in the water tank, so that the water level in the water tank can be monitored in real time, when the water level reaches a preset value, a circuit is switched on, the electromagnetic valve is started, automatic water supplement is carried out on the water tank, and the vacuum pump is ensured to have sufficient cooling liquid; meanwhile, the automatic water replenishing system can also be used for replenishing water to the refrigerator; in addition, the water pump is interlocked with the vacuum pump, so that cooling liquid can be automatically supplied to the vacuum pump, and the operation is convenient and quick; be provided with flow switch on the wet return way for whether the supply of vacuum pump working solution is normal, if flow switch does not have the signal, then the vacuum pump stop work, thereby play the effect of protection vacuum pump.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure:
1. the device comprises a water tank, 2 parts of a refrigerator, 3 parts of a liquid level control system, 4-1 parts of an electromagnetic valve, 4-2 parts of ball valves I, 4-3 parts of ball valves II, 4-4 parts of ball valves III, 5 parts of a water pump, 6 parts of a liquid separation barrel, 7 parts of a vacuum pump, 8 parts of a flow switch.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1, a vacuum pump working fluid cooling system comprises a water tank 1, a refrigerator 2, a liquid level control system 3 and an automatic water replenishing system 4, wherein the water tank 1 is connected with a liquid separation barrel 6 through a water outlet pipeline and a water return pipeline respectively, and a coil pipe is arranged in the water tank 1; the coil pipe is connected with the refrigerator 2 through a circulating pipeline; the liquid level control system 3 is connected with the water tank 1 and is used for detecting the liquid level in the water tank 1 and controlling the liquid level in the water tank 1; the automatic water replenishing system 4 is respectively connected with the water tank 1, the refrigerator 2 and the liquid level control system 3 and is used for replenishing water to the water tank 1 and the refrigerator 2.
The refrigerator 1 adopts Baoli/BL-5 WC, an operation interface displays the temperature of cooling water in real time, the temperature can be adjusted according to specific working conditions and actual conditions, and the operation is simple; in addition, the vacuum pump working solution cooling system in the embodiment further comprises a PLC control system, wherein Siemens S7-300 are selected as the PLC.
In one embodiment, the water tank 1 is connected with the inlet of the liquid separation barrel 6 through the water pump 5, the water pump 5 is interlocked with the vacuum pump 7, the vacuum pump 7 is connected with the liquid separation barrel 6, the water pump 5 is started when the vacuum pump 7 is started, cooling liquid can be timely provided for the vacuum pump 7, and the liquid separation device is convenient and fast.
In one embodiment, the liquid level control system 3 includes a double-float ball liquid level switch, two float balls of the double-float ball liquid level switch are respectively located at the liquid level S1 and the liquid level S2, wherein the liquid level S1 is higher than the liquid level S2, the PLC controller is connected with the water pump 5 and the double-float ball liquid level switch, and can receive signals from the double-float ball liquid level switch to control the opening and closing of the water pump 5, when the liquid level drops to S2, the double-float ball liquid level switch transmits the liquid level signals to the PLC controller, the PLC controller controls the water pump 5 to stop working, and the vacuum pump 7 also stops working.
In one embodiment, the automatic water replenishing system comprises an electromagnetic valve 4-1, a plurality of ball valves and a water replenishing pipeline, wherein the electromagnetic valve 4-1 is arranged on the water replenishing pipeline of the water tank 1 and is electrically connected with a double-floating-ball liquid level switch, and an RC delay circuit is arranged between the double-floating-ball liquid level switch and the electromagnetic valve; when the water pump 5 works and the liquid level in the water tank 1 is reduced to be lower than S1, water supplement is not needed; when the water pump 5 does not work, the liquid level in the water tank 1 is reduced to be lower than S1, after the time delay of 10S, if the liquid level is still lower than S1, the circuit is connected, the electromagnetic valve 4-1 works, and automatic water supplement is carried out on the water tank 1; in addition, the ball valve comprises a ball valve I4-2, a ball valve II 4-3 and a ball valve III 4-4, the ball valve I4-2 is connected with the electromagnetic valve 4-1 in parallel and then connected with the ball valve II 4-3 in series, and the ball valve II 4-3 is also connected with the ball valve III 4-4 in parallel, wherein the ball valve I4-2 can be used for emergency when the electromagnetic valve 4-1 is maintained, manual water supplement is completed, and meanwhile, the ball valve I4-2 can also be used for adjusting the water flow of the electromagnetic valve 4-1; the ball valve II 4-3 is a main switch for supplementing water to the water tank 1; and the ball valve III 4-4 is arranged on a water replenishing pipeline of the refrigerator 2 and is used for replenishing water to the refrigerator 2. The water on the water replenishing pipeline is from tap water of a factory area.
In one embodiment, a flow switch 8 is disposed on the water return pipeline for detecting whether the working fluid supply of the vacuum pump 7 is normal, the PLC controller is respectively connected to the vacuum pump 7 and the flow switch 8, and receives a flow signal from the flow switch 8 to control the on/off of the vacuum pump 7, wherein if the flow switch 8 has no signal output, the PLC controller controls the vacuum pump 7 to stop working, thereby protecting the vacuum pump 7.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (6)
1. A vacuum pump working fluid cooling system, comprising:
the water tank (1) is connected with the liquid separation barrel (6) through a water outlet pipeline and a water return pipeline respectively, and a coil pipe is arranged in the water tank (1);
the refrigerator (2) is connected with the coil pipe in the water tank (1) through a circulating pipeline;
the liquid level control system (3), the said liquid level control system (3) couples to water tank (1);
and the automatic water replenishing system is respectively connected with the water tank (1), the refrigerator (2) and the liquid level control system (3).
2. The vacuum pump working fluid cooling system according to claim 1, wherein: the water tank (1) is connected with an inlet of the liquid separation barrel (6) through a water pump (5), the water pump (5) is interlocked with a vacuum pump (7), and the vacuum pump (7) is connected with the liquid separation barrel (6).
3. The vacuum pump working fluid cooling system according to claim 2, wherein: the liquid level control system (3) comprises a double-floating-ball liquid level switch, two floating balls of the double-floating-ball liquid level switch are respectively located at a liquid level S1 and a liquid level S2, and the liquid level S1 is higher than the liquid level S2.
4. The vacuum pump working fluid cooling system according to claim 3, wherein: the automatic water replenishing system comprises an electromagnetic valve (4-1), a plurality of ball valves and a water replenishing pipeline, wherein the electromagnetic valve (4-1) is arranged on the water replenishing pipeline of the water tank (1) and is electrically connected with the double-floating-ball liquid level switch, each ball valve comprises a ball valve I (4-2), a ball valve II (4-3) and a ball valve III (4-4), the ball valves I (4-2) are connected with the electromagnetic valve (4-1) in parallel and then are connected with the ball valves II (4-3) in series, the ball valves II (4-3) are also connected with the ball valves III (4-4) in parallel, and the ball valves III (4-4) are arranged on the water replenishing pipeline of the refrigerator (2) and used for replenishing water for the refrigerator (2).
5. The vacuum pump working fluid cooling system according to claim 1, wherein: and a flow switch (8) is arranged on the water return pipeline.
6. The vacuum pump working fluid cooling system according to claim 4 or 5, wherein: the device also comprises a PLC control system, wherein the PLC control system is respectively connected with the double-floating-ball liquid level switch and the water pump (5) and receives a liquid level signal from the double-floating-ball liquid level switch so as to control the opening and closing of the water pump (5); and the PLC control system is respectively connected with the vacuum pump (7) and the flow switch (8) and receives a flow signal from the flow switch (8) so as to control the on-off of the vacuum pump (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020134805.6U CN211739642U (en) | 2020-01-21 | 2020-01-21 | Vacuum pump working solution cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020134805.6U CN211739642U (en) | 2020-01-21 | 2020-01-21 | Vacuum pump working solution cooling system |
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| CN211739642U true CN211739642U (en) | 2020-10-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116928947A (en) * | 2023-06-28 | 2023-10-24 | 中国矿业大学 | Electric vibrating table moving coil cooling system and method based on multi-sensor fusion |
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2020
- 2020-01-21 CN CN202020134805.6U patent/CN211739642U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116928947A (en) * | 2023-06-28 | 2023-10-24 | 中国矿业大学 | Electric vibrating table moving coil cooling system and method based on multi-sensor fusion |
| CN116928947B (en) * | 2023-06-28 | 2024-02-20 | 中国矿业大学 | Electric vibrating table moving coil cooling system and method based on multi-sensor fusion |
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