CN210605485U - Automatic control device for waste water recovery - Google Patents
Automatic control device for waste water recovery Download PDFInfo
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- CN210605485U CN210605485U CN201922269920.4U CN201922269920U CN210605485U CN 210605485 U CN210605485 U CN 210605485U CN 201922269920 U CN201922269920 U CN 201922269920U CN 210605485 U CN210605485 U CN 210605485U
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Abstract
The utility model relates to a waste water recovery technical field, a waste water recovery automatic control device, its vacuum tank, self priming pump, the water pitcher, the waste water recovery pond, level gauge and the control unit, the fixed intercommunication of vacuum tank has the first pipeline of waste water, fixed intercommunication has the waste water second pipeline between vacuum tank lower part and the self priming pump, fixed intercommunication has the waste water third pipeline between self priming pump export and the water pitcher lower part, the fixed intercommunication of water pitcher upper portion delivery port has the waste water fourth pipeline, the waste water recovery pond bottom is provided with the level gauge, be connected between level gauge and the control unit electricity, be connected between self priming pump and the control unit electricity. The utility model has the advantages of reasonable and compact structure, convenient to use, it installs autonomous system additional through waste water recovery pond, and the self priming pump starts when waste water recovery pond liquid level reaches the setting value, ensures that waste water recovery pond is in safe liquid level and eliminates the potential safety hazard. Meanwhile, the self-sucking pump is convenient and fast to operate and maintain, low in cost, capable of reducing production cost and safe, labor-saving, simple and efficient.
Description
Technical Field
The utility model relates to a waste water recovery technical field is a waste water recovery automatic control device.
Background
The submerged pump of the waste water recovery tank in the acetylene generating process is arranged in the waste water recovery tank 6 meters away from the ground. The existing waste water pump is a submerged pump, and because the existing waste water pump cannot be hung and interlocked, the water inflow of the waste water recovery pool can reach 120m in abnormal weather or in an emergency state3Per, 20m per pump capacity3And/h, the submerged pump in the wastewater recovery tank is submerged, so that potential safety hazards exist. In addition, the submerged pump has high fault rate, the maintenance and the repair are carried out according to the operation in a limited space every time, and the submerged pump needs to use a crane if the maintenance and the repair are needed, so that the operation and maintenance cost and the management difficulty are increased.
Disclosure of Invention
The utility model provides a waste water recovery automatic control device has overcome above-mentioned prior art not enough, and when it can effectively solve current waste water recovery, the submerged pump that exists handles the inability not enough and arouses submerged pump to be submerged and submerged pump overhauls frequent problem.
The technical scheme of the utility model is realized through following measure: the utility model provides a waste water recovery automatic control device, including the vacuum tank, the self priming pump, the water pitcher, the waste water recovery pond, level gauge and the control unit, the fixed intercommunication of vacuum tank upper portion water inlet has the first pipeline of waste water, the first pipeline import of waste water stretches into in the waste water recovery pond, fixed intercommunication has waste water second pipeline between vacuum tank lower part delivery port and the self priming pump import, fixed intercommunication has waste water third pipeline between the self priming pump export and the water pitcher lower part water inlet, the fixed intercommunication of water pitcher upper portion delivery port has waste water fourth pipeline, waste water recovery pond bottom is provided with the level gauge, the electricity is connected between level gauge and the control unit, the electricity is connected between self priming pump and the control.
The following are further optimization or/and improvement of the technical scheme of the utility model:
and a first valve is fixedly arranged on the waste water second pipeline at the inlet of the self-priming pump.
And a second valve is fixedly arranged on the first wastewater pipeline at the water inlet at the upper part of the vacuum tank.
The first valve and the second valve are both check valves.
And a steam tracing is arranged on a wastewater second pipeline between the water outlet at the lower part of the vacuum tank and the first valve.
And a steam tracing is arranged on the first wastewater pipeline between the water inlet at the upper part of the vacuum tank and the second valve.
The utility model has the advantages of reasonable and compact structure, convenient to use, it installs autonomous system additional through waste water recovery pond, and the self priming pump starts when waste water recovery pond liquid level reaches the setting value, ensures that waste water recovery pond is in safe liquid level and eliminates the potential safety hazard. Meanwhile, the self-sucking pump is convenient and fast to operate and maintain, low in cost, capable of reducing production cost and safe, labor-saving, simple and efficient.
Drawings
FIG. 1 is a schematic process flow diagram of the preferred embodiment of the present invention.
The codes in the figures are respectively: 1 is the waste water recovery pond, 2 is the vacuum tank, 3 is the self priming pump, 4 is the water pitcher, 5 is the level gauge, 6 is the control unit, 7 is the first pipeline of waste water, 8 is the waste water second pipeline, 9 is the waste water third pipeline, 10 is the waste water fourth pipeline, 11 is first valve, 12 is the second valve.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of fig. 1 of the specification.
The invention will be further described with reference to the following examples and drawings:
as shown in the attached drawing 1, this waste water recovery automatic control device includes vacuum tank 2, self priming pump 3, water pitcher 4, waste water recovery pond 1, level gauge 5 and the control unit 6, the fixed intercommunication of 2 upper portions water inlets of vacuum tank has waste water first pipeline 7, waste water first pipeline 7 import stretches into in waste water recovery pond 1, fixed intercommunication has waste water second pipeline 8 between 2 lower part delivery ports of vacuum tank and the 3 imports of self priming pump, fixed intercommunication has waste water third pipeline 9 between 3 exports of self priming pump and the 4 lower part water inlets of water pitcher, the fixed intercommunication of 4 upper portions delivery ports of water pitcher has waste water fourth pipeline 10, 1 bottom of waste water recovery pond is provided with level gauge 5, the electricity is connected between level gauge 5 and the control unit 6, the electricity is connected between self priming pump 3 and the control unit 6.
The utility model adds the vacuum tank 2 at the inlet of the self-priming pump 3 and the water tank 4 at the outlet of the self-priming pump 3, and when in normal operation, the wastewater in the wastewater recovery tank 1 is sent into the water tank 4 through the self-priming pump 3 and then passes through the fourth pipeline 10 for discharging wastewater; when self priming pump 3 stopped operating, water in the water pitcher 4 can automatic supply 3 imports of self priming pump and get into vacuum tank 2 in, form the vacuum in siphon effect destruction vacuum tank 2 when preventing that self priming pump 3 from stopping.
The liquid level meter 5 is additionally arranged in the wastewater recovery tank 1, when the liquid level of the wastewater recovery tank 1 reaches the high limit value set by the control unit 6 for the liquid level meter 5, the control unit 6 controls the self-priming pump 3 to start, and the risk of flooding a pit is eliminated; when 1 liquid level in waste water recovery pond reached control unit 6 and set for the low limit value to level gauge 5, control unit 6 control self priming pump 3 stopped, prevented that self priming pump 3 from lacking liquid operation and breaking down.
The utility model discloses well the control unit 6 is the existing well-known DCS control unit in chemical industry field.
The automatic control device for wastewater recovery can be further optimized or/and improved according to actual needs:
as shown in fig. 1, a first valve 11 is fixedly installed on the waste water second pipeline 8 at the inlet of the self-priming pump 3.
As shown in fig. 1, a second valve 12 is fixedly installed on the first waste water pipeline 7 at the water inlet of the upper part of the vacuum tank 2.
As shown in fig. 1, the first valve 11 and the second valve 12 are both check valves.
If necessary, a check valve is additionally installed at the inlet of the vacuum tank 2 to prevent the vacuum degree in the vacuum tank 2 from being damaged by the siphon effect generated when the pump is stopped.
As shown in the attached figure 1, a steam tracing is arranged on a waste water second pipeline 8 between a water outlet at the lower part of the vacuum tank 2 and a first valve 11.
As shown in figure 1, a first waste water pipeline 7 between the upper water inlet of the vacuum tank 2 and the second valve 12 is provided with steam tracing.
The steam tracing is convenient for freezing prevention in winter, and the steam can be guided to the spraying part by the steam of other procedures.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (10)
1. The utility model provides a waste water recovery automatic control device, its characterized in that includes the vacuum tank, self priming pump, the water pitcher, the waste water recovery pond, level gauge and the control unit, the fixed intercommunication of vacuum tank upper portion water inlet has the first pipeline of waste water, the first pipeline import of waste water stretches into in the waste water recovery pond, fixed intercommunication has waste water second pipeline between vacuum tank lower part delivery port and the self priming pump import, fixed intercommunication has waste water third pipeline between the self priming pump export and the water pitcher lower part water inlet, the fixed intercommunication of water pitcher upper portion delivery port has waste water fourth pipeline, waste water recovery bottom of the pool portion is provided with the level gauge, be connected between level gauge and the control unit electrically, be connected between self priming pump and the control.
2. The automatic control device for wastewater reclamation according to claim 1, wherein the first valve is fixedly installed on the second wastewater pipeline at the inlet of the self-priming pump.
3. The automatic control device for wastewater reclamation according to claim 1 or 2, wherein a second valve is fixedly arranged on the first wastewater pipeline at the water inlet at the upper part of the vacuum tank.
4. The automatic control device for wastewater reclamation according to claim 1 or 2, wherein the first valve and the second valve are both check valves.
5. The automatic control device for wastewater reclamation according to claim 3, wherein the first valve and the second valve are both check valves.
6. The automatic control device for wastewater reclamation according to claim 1, 2 or 5, wherein a second wastewater pipeline between the lower water outlet of the vacuum tank and the first valve is provided with steam tracing.
7. The automatic control device for wastewater reclamation according to claim 3, wherein a second wastewater pipeline between the lower water outlet of the vacuum tank and the first valve is provided with steam tracing.
8. The automatic control device for wastewater reclamation according to claim 4, wherein a second wastewater pipeline between the lower water outlet of the vacuum tank and the first valve is provided with steam tracing.
9. An automatic control device for wastewater recovery according to claim 1 or 2 or 5 or 7 or 8, characterized in that a first wastewater pipeline between the upper water inlet of the vacuum tank and the second valve is provided with steam tracing.
10. The automatic control device for wastewater recovery according to claim 6, wherein the first wastewater pipeline between the upper water inlet of the vacuum tank and the second valve is provided with steam tracing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922269920.4U CN210605485U (en) | 2019-12-17 | 2019-12-17 | Automatic control device for waste water recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922269920.4U CN210605485U (en) | 2019-12-17 | 2019-12-17 | Automatic control device for waste water recovery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210605485U true CN210605485U (en) | 2020-05-22 |
Family
ID=70692107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922269920.4U Active CN210605485U (en) | 2019-12-17 | 2019-12-17 | Automatic control device for waste water recovery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210605485U (en) |
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2019
- 2019-12-17 CN CN201922269920.4U patent/CN210605485U/en active Active
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