CN219031815U - Liquid replacement and waste liquid recovery device of water ring vacuum pump - Google Patents
Liquid replacement and waste liquid recovery device of water ring vacuum pump Download PDFInfo
- Publication number
- CN219031815U CN219031815U CN202223315975.2U CN202223315975U CN219031815U CN 219031815 U CN219031815 U CN 219031815U CN 202223315975 U CN202223315975 U CN 202223315975U CN 219031815 U CN219031815 U CN 219031815U
- Authority
- CN
- China
- Prior art keywords
- water
- water tank
- vacuum pump
- liquid
- foam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Degasification And Air Bubble Elimination (AREA)
Abstract
The utility model relates to the technical field of waste liquid recycling, in particular to a liquid replacement and waste liquid recycling device of a water ring vacuum pump. Comprising the following steps: vacuum pump, water tank, desalted water charging pipeline, recovery water pitcher, liquid ring water pump, the vacuum pump export is equipped with first outlet pipe, and first outlet pipe connects the water tank, and the water tank top is equipped with desalted water charging pipeline, and the end of desalted water charging pipeline extends to in the water tank, and water tank one side bottom sets up the second outlet pipe and is connected with liquid ring water pump water inlet, liquid ring water pump delivery port connects the one end of wet return, the vacuum pump water inlet is connected to the other end of wet return, the water tank opposite side is by last one end of lower with foam discharging pipe, first drain pipe, second drain pipe respectively, and recovery water pitcher is connected to the other end of three pipeline, and the inside recess that is equipped with of water tank, liquid level monitoring device, and desalted water charging pipeline is equipped with automatic regulating valve, can realize separating foam and automatic foam discharging.
Description
Technical Field
The utility model relates to the technical field of waste liquid recycling, in particular to a liquid replacement and waste liquid recycling device of a water ring vacuum pump.
Background
The rectifying device for producing hexamethylenediamine reduces the boiling point of materials for negative pressure rectification to prevent the materials from being degraded, and reduces the energy consumption. The current device adopts a water ring vacuum pump device to vacuumize the negative pressure rectifying tower. The water ring vacuum pump has higher requirement on the circulating water quality, for example, organic materials are dissolved in the circulating water, foam in the water can be generated in the process of rotating the impeller at a high speed, and the vacuum degree is seriously influenced. Because hexamethylenediamine is a volatile medium and is dissolved in water, liquid ring water often enters materials, so that the circulating water of a vacuum pump has foam to influence the vacuum degree of a rectifying system, and the conventional method is to replace a large amount of clean water, so that the waste water directly enters a sewage treatment plant, and the effect is poor and waste is caused.
Disclosure of Invention
The utility model provides a liquid replacement and waste liquid recovery device of a water ring vacuum pump, which aims to solve the problems that the vacuum degree is influenced by high-speed rotation of an impeller of the water ring vacuum pump and waste water cannot be recycled.
In order to solve the problems, the technical scheme of the utility model is as follows:
a water ring vacuum pump liquid displacement and waste liquid recovery device, comprising: vacuum pump, water tank, desalted water charging pipeline, recovery water pitcher, liquid ring water pump, the vacuum pump export is equipped with first outlet pipe, and in the end of first outlet pipe extended to the water tank, the water tank top was equipped with desalted water charging pipeline, and the end of desalted water charging pipeline extended to the water tank in, water tank one side bottom sets up the second outlet pipe and is connected with liquid ring water pump water inlet, the one end of wet return is connected to liquid ring water pump delivery port, the vacuum pump water inlet is connected to the other end of wet return, the water tank opposite side is equipped with three overflow hole from top to bottom, is connected with the one end of foam discharging pipe, first drain pipe, second drain pipe respectively from top to bottom, and the recovery water pitcher is connected to the other end of three pipelines.
Furthermore, a partition plate is arranged at the upper middle part of the water tank, one side of the partition plate is a connection side of the second water outlet pipe and the liquid ring water pump, the other side of the partition plate is provided with three overflow hole sides, and the bottom of the water tank is communicated.
Further, the tail end of the first water outlet pipe is positioned at the side of three overflow holes in the water tank.
Because the density of foam is little, all float on the surface of water generally, set up the baffle in the middle upper portion of water tank, separate first outlet pipe and be equipped with three overflow aperture side in the water tank for the water that contains hexamethylenediamine from the vacuum pump is equipped with the foam on the surface of three overflow aperture side of water tank, and the foam is blocked by the baffle, can not drift to second outlet pipe and liquid ring water pump connection side, thereby can not follow the second outlet pipe and flow into liquid ring water pump in, influence the vacuum degree of liquid ring water pump.
Further, a groove is formed in the water tank at the position corresponding to the foam discharging pipe, and the bottom of the groove is arranged between the foam discharging pipe and the first drain pipe.
Foam on the water surface can flow into the grooves along the upper edges of the grooves, so that the foam on the water surface is kept in a less state as much as possible.
Further, the water tank is provided with a liquid level monitoring device.
Further, an automatic regulating valve is arranged on the desalted water adding pipeline, and the output end of the liquid level monitoring device is electrically connected with the control end of the automatic regulating valve.
Because the density of foam is less, in case the surface of water forms the foam, liquid level monitoring devices in the water tank can sense the liquid level decline to the control end transmission lack of water signal on the automatic regulating valve on the desalted water adding pipeline, automatic regulating valve opens, gives liquid level moisturizing.
Further, valves are respectively arranged on the foam discharging pipe, the first water discharging pipe and the second water discharging pipe.
When the foam in the groove needs to be discharged, a valve arranged on the foam discharging pipe is opened to discharge the foam. When water in the water tank needs to replace a part, a valve arranged on the first drain pipe is opened, and the wastewater is discharged to the recovery water tank for recovery treatment along the first drain pipe. When the water in the water tank needs a large amount of replacement, a valve on a second drain pipe positioned at the bottom of the water tank is opened, and the wastewater is discharged to a recovery water tank along the first drain pipe for recovery treatment. When emergency occurs and rapid drainage is needed, the valves on the first drain pipe and the second drain pipe can be opened simultaneously, so that water can be drained in time.
The beneficial effects of the utility model are as follows:
(1) The utility model increases the water tank, sets the water outlet at the bottom, reduces the foam on the water surface from entering the liquid ring pump, and reduces the vacuum degree.
(2) According to the utility model, the partition plate is arranged at the middle upper part of the water tank, the bottom of the water tank is communicated, foam on the water surface is isolated at one side, water is discharged from the bottom end of the other side and enters the liquid ring water pump, and the influence of the foam on the liquid ring water pump is reduced.
(3) The utility model is provided with the groove, and the overflow hole is arranged at the bottom of the groove and connected with the foam discharging pipe, so that foam on the water surface can be collected and discharged in time, and the foam is discharged independently, so that the foam can be eliminated only by total replacement of wastewater, and resources are saved.
(4) According to the utility model, the liquid level monitoring device is arranged in the water tank, the output end of the liquid level monitoring device is electrically connected with the control end of the automatic regulating valve on the desalted water adding pipeline, and when foam exists on the water surface, the water is automatically supplemented, so that the foam overflows, and automatic foam discharging is realized.
(5) According to the utility model, the recovery water tank is added, so that the waste water with materials overflowed from the water tank can enter the recovery water tank for recovery treatment and reutilization, and the problem that the waste water with materials is directly discharged to a sewage treatment plant and cannot be recycled is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of a liquid displacement and waste liquid recovery device of a water ring vacuum pump in the utility model;
in the figure: 1. a vacuum pump; 1-1, a first water outlet pipe; 1-2, a water return pipe; 2. a water tank; 2-1, a foam discharging pipe; 2-2, a first drain pipe; 2-3, a second drain pipe; 3. a desalted water adding pipeline; 4. a recovery water tank; 5. a liquid ring water pump; 6. a partition plate; 7. a groove; 8. a second water outlet pipe; 9. a liquid level monitoring device; 10. and (5) automatically adjusting the valve.
Detailed Description
The utility model will be described in more detail with reference to examples.
In one embodiment, as shown in fig. 1, a water ring vacuum pump liquid displacement and waste liquid recovery device comprises: the vacuum pump comprises a vacuum pump 1, a water tank 2, a desalted water adding pipeline 3, a recovery water tank 4 and a liquid ring water pump 5, wherein a first water outlet pipe 1-1 is arranged at the outlet of the vacuum pump 1, the tail end of the first water outlet pipe 1-1 extends into the water tank 2, the desalted water adding pipeline 3 is arranged at the top of the water tank 2, the tail end of the desalted water adding pipeline 3 extends into the water tank 2, a second water outlet pipe 8 is arranged at the bottom of one side of the water tank 2 and is connected with a water inlet of the liquid ring water pump 5, a water outlet of the liquid ring water pump 5 is connected with one end of the recovery water tank 1-2, the other end of the recovery water pipe 1-2 is connected with a water inlet of the vacuum pump 1, three overflow holes are formed in the other side of the water tank 2 from top to bottom, the other ends of the three pipelines are respectively connected with a foam discharging pipe 2-1, a first water outlet pipe 2-2, and a second water outlet pipe 2-3.
It can be understood that the middle upper part of the water tank 2 is provided with a baffle plate 6, one side of the baffle plate 6 is a connection side of the second water outlet pipe 8 and the liquid ring water pump 5, the other side of the baffle plate 6 is provided with three overflow hole sides, and the bottom of the water tank 2 is communicated.
It will be appreciated that the end of the first outlet pipe 1-1 is located on the side of the three overflow holes in the tank 2.
Because the density of the foam is small, the foam floats on the water surface, a baffle plate 6 is arranged at the upper middle part of the water tank 2, and three overflow hole sides are arranged in the water tank 2 by separating the first water outlet pipe 1-1, so that the water containing hexamethylenediamine brought from the vacuum pump 1 forms the foam on the water surface of the water tank 2 provided with the three overflow hole sides, the foam is blocked by the baffle plate 6 and cannot drift to the connecting side of the second water outlet pipe 8 and the liquid ring water pump 5, and therefore cannot flow into the liquid ring water pump 5 from the second water outlet pipe 8, and the vacuum degree of the liquid ring water pump 5 is not influenced.
It can be understood that the water tank 2 is provided with a groove 7 at a position corresponding to the foam discharging pipe 2-1, and the bottom of the groove 7 is arranged between the foam discharging pipe 2-1 and the first water discharging pipe 2-2.
Foam on the water surface flows into the grooves 7 along the upper edges of the grooves 7, and the foam on the water surface is kept in a state as little as possible.
It will be appreciated that the tank 2 is provided with a level monitoring device 9.
It can be understood that the desalted water adding pipeline 3 is provided with an automatic regulating valve 10, and the output end of the liquid level monitoring device 9 is electrically connected with the control end of the automatic regulating valve 10.
Because the density of the foam is small, once the foam is formed on the water surface, the liquid level monitoring device 9 in the water tank 2 senses the liquid level to drop, and transmits a water shortage signal to the control end of the automatic regulating valve 10 on the desalted water feeding pipeline 3, and the automatic regulating valve 10 is opened to supplement water to the liquid surface.
It can be appreciated that valves are respectively arranged on the foam discharging pipe 2-1, the first water discharging pipe 2-2 and the second water discharging pipe 2-3.
When the foam in the groove 7 needs to be discharged, a valve arranged on the foam discharging pipe 2-1 is opened to discharge the foam. When the water in the water tank 2 needs to be replaced by a part, a valve arranged on the first water drain pipe 2-2 is opened, and the wastewater is discharged to the recovery water tank 4 along the first water drain pipe 2-2 for recovery treatment. When the water in the water tank 2 needs a large amount of replacement, a valve on the second drain pipe 2-3 positioned at the bottom of the water tank 2 is opened, and the wastewater is discharged to the recovery water tank 4 along the first drain pipe 2-2 for recovery treatment. When an emergency occurs and rapid drainage is needed, the valves on the first drain pipe 2-2 and the second drain pipe 2-3 can be simultaneously opened to drain water in time.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.
Claims (7)
1. The utility model provides a water ring vacuum pump liquid replacement and waste liquid recovery unit which characterized in that includes: vacuum pump (1), water tank (2), desalted water adding pipeline (3), recovery water tank (4), liquid ring water pump (5), vacuum pump (1) export is equipped with first outlet pipe (1-1), and the end of first outlet pipe (1-1) extends to in water tank (2), water tank (2) top is equipped with desalted water adding pipeline (3), and the end of desalted water adding pipeline (3) extends to in water tank (2), water tank (2) one side bottom sets up second outlet pipe (8) and is connected with liquid ring water pump (5) water inlet, the one end of wet return (1-2) is connected to liquid ring water pump (5) delivery port, vacuum pump (1) water inlet is connected to the other end of wet return (1-2), water tank (2) opposite side is equipped with three overflow hole from top to bottom, is connected with foam drain pipe (2-1), first drain pipe (2-2), one end of second drain pipe (2-3) respectively from top to bottom, and water tank (4) is connected to the other end of three pipelines.
2. The device for liquid displacement and waste liquid recovery of the water ring vacuum pump according to claim 1, wherein a partition plate (6) is arranged at the middle upper part of the water tank (2), one side of the partition plate (6) is a connection side of the second water outlet pipe (8) and the liquid ring water pump (5), the other side of the partition plate (6) is a side provided with three overflow holes, and the bottom of the water tank (2) is communicated.
3. The liquid displacement and waste liquid recovery device of the water ring vacuum pump according to claim 2, wherein the tail end of the first water outlet pipe (1-1) is positioned at the side of three overflow holes in the water tank (2).
4. The liquid displacement and waste liquid recovery device of the water ring vacuum pump according to claim 2, wherein a groove (7) is arranged in the water tank (2) corresponding to the position of the foam discharging pipe (2-1), and the bottom of the groove (7) is arranged between the foam discharging pipe (2-1) and the first water discharging pipe (2-2).
5. A water ring vacuum pump liquid displacement and waste liquid recovery device according to claim 3, characterized in that the water tank (2) is provided with a liquid level monitoring device (9).
6. The liquid displacement and waste liquid recovery device of the water ring vacuum pump according to claim 4, wherein the desalted water adding pipeline (3) is provided with an automatic regulating valve (10), and the output end of the liquid level monitoring device (9) is electrically connected with the control end of the automatic regulating valve (10).
7. The liquid displacement and waste liquid recovery device of the water ring vacuum pump according to claim 1, wherein valves are respectively arranged on the foam discharging pipe (2-1), the first water discharging pipe (2-2) and the second water discharging pipe (2-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223315975.2U CN219031815U (en) | 2022-12-08 | 2022-12-08 | Liquid replacement and waste liquid recovery device of water ring vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223315975.2U CN219031815U (en) | 2022-12-08 | 2022-12-08 | Liquid replacement and waste liquid recovery device of water ring vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219031815U true CN219031815U (en) | 2023-05-16 |
Family
ID=86292081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223315975.2U Active CN219031815U (en) | 2022-12-08 | 2022-12-08 | Liquid replacement and waste liquid recovery device of water ring vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219031815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117927470A (en) * | 2024-03-21 | 2024-04-26 | 江苏双恒泵阀制造有限公司 | Titanium liquid ring vacuum pump for conveying chlorine |
-
2022
- 2022-12-08 CN CN202223315975.2U patent/CN219031815U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117927470A (en) * | 2024-03-21 | 2024-04-26 | 江苏双恒泵阀制造有限公司 | Titanium liquid ring vacuum pump for conveying chlorine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219031815U (en) | Liquid replacement and waste liquid recovery device of water ring vacuum pump | |
| CN104671318A (en) | Pump dissolving type air floating system | |
| CN108499335A (en) | A kind of string tower desulphurization system for rinsing demister using recycling filtrate water | |
| CN215861001U (en) | Sediment stuff pump shaft seal water system | |
| CN210140474U (en) | Decanting device | |
| CN208633189U (en) | A kind of self-overflow type full-automatic wastewater recycling transfer water system | |
| CN214528602U (en) | Rural domestic sewage treatment system | |
| CN210085008U (en) | Starch process water circulation processing system | |
| CN212246311U (en) | Sump oil collecting system of water tank | |
| CN212375944U (en) | Sewage direct recycling system of power plant circulating water | |
| CN212298581U (en) | Steam tracing drainage system | |
| CN212954748U (en) | MBR and inclined plate sedimentation treatment integrated connecting equipment | |
| CN212881183U (en) | Tailing water circulation treatment device based on single-screw pump | |
| CN210085340U (en) | Heparin sodium precipitation liquid drainage device and heparin sodium precipitation device | |
| CN113562864A (en) | Sewage treatment plant of edulcoration | |
| CN111410318A (en) | Aeration-free MBBR device applied to sewage treatment of expressway service area | |
| CN2475727Y (en) | Airfloat sewage treatment device | |
| CN213555751U (en) | Filtrate separation device of desulfurization vacuum belt conveyor | |
| CN220012675U (en) | Slag flushing water tank with water slag precipitation structure | |
| CN216191217U (en) | Large-traffic dedicated high-speed air supporting equipment | |
| CN113877876B (en) | A wash basin for rinsing diamond wire liquid medicine | |
| CN219815365U (en) | Novel automatic oil-water separation device | |
| CN220758088U (en) | Water and powder separation device | |
| CN212450614U (en) | Integrated recycling system of normal pressure condensed water | |
| CN211896150U (en) | Novel integral glass steel oil interceptor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |