CN219888343U - Cooling device for mechanical seal cooling water circulation of centrifugal pump - Google Patents
Cooling device for mechanical seal cooling water circulation of centrifugal pump Download PDFInfo
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- CN219888343U CN219888343U CN202320931811.8U CN202320931811U CN219888343U CN 219888343 U CN219888343 U CN 219888343U CN 202320931811 U CN202320931811 U CN 202320931811U CN 219888343 U CN219888343 U CN 219888343U
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- water
- pump
- storage tank
- cooling water
- cooling
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- 239000000498 cooling water Substances 0.000 title claims abstract description 61
- 238000001816 cooling Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 121
- 238000003860 storage Methods 0.000 claims abstract description 47
- 230000001502 supplementing effect Effects 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 5
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 6
- 239000002351 wastewater Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- COHDHYZHOPQOFD-UHFFFAOYSA-N arsenic pentoxide Chemical compound O=[As](=O)O[As](=O)=O COHDHYZHOPQOFD-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- GOLCXWYRSKYTSP-UHFFFAOYSA-N arsenic trioxide Inorganic materials O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 description 1
- 229960002594 arsenic trioxide Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- KTTMEOWBIWLMSE-UHFFFAOYSA-N diarsenic trioxide Chemical compound O1[As](O2)O[As]3O[As]1O[As]2O3 KTTMEOWBIWLMSE-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model relates to the technical field of mechanical sealing of centrifugal pumps, and discloses a cooling device for cooling water circulation of mechanical sealing of a centrifugal pump, which comprises the following components: the device comprises a water storage tank, a cooling water inlet pipe, a cooling water return pipe, a water supplementing pipe, a liquid level meter, a water inlet pump, a blow-down valve and a water supplementing pump; the cooling water inlet pipe and the cooling water return pipe are arranged at the upper part of the side surface of the water storage tank; the water replenishing pipe is arranged at the upper part of the side surface of the water storage tank and is lower than the positions of the cooling water inlet pipe and the cooling water return pipe; the liquid level meter is arranged on the side surface of the water storage tank and is used for measuring the liquid level in the water storage tank; the water inlet pump is arranged at the inner bottom of the water storage tank and used for ensuring the flow and the pressure required by cooling water; the water supplementing pipe is connected with the water supplementing pump, the liquid level meter is electrically connected with the water supplementing pump and is used for controlling the water supplementing pump to start and stop through the liquid level to complete an automatic water supplementing process and ensure the water consumption in the water storage tank; the drain valve is arranged at the bottom of the water storage tank and is used for timely carrying out drain treatment on the water storage tank.
Description
Technical Field
The utility model relates to the technical field of mechanical sealing of centrifugal pumps, in particular to a cooling device for cooling water circulation of mechanical sealing of a centrifugal pump.
Background
At present, centrifugal pumps in industries such as smelting, ore dressing, waste acid and wastewater in chemical industry, food, pharmacy, preparation of white arsenic (arsenic pentoxide) and the like are widely applied, but the generated wastewater volume is gradually increased due to the need of cooling water for mechanical sealing of the centrifugal pumps, so that the centrifugal pumps are a bottleneck problem for enterprises, and the investment of manpower and material resources in wastewater treatment is large, and meanwhile, the production operation environment is also seriously influenced.
The water supplementing in the prior art mainly relies on manual operation to observe the liquid level of cooling water, and when the liquid level is low, water is manually added into the system for supplementing so as to ensure the normal operation of the system. However, the mode needs to be observed by continuous manual work, so that the manpower is wasted, the operation of the system can be influenced once the operation is not timely, the manual operation is time-consuming and labor-consuming, and the potential safety hazard is high. In view of this, it is desirable to provide a cooling device for a centrifugal pump mechanical seal cooling water circulation.
Disclosure of Invention
The utility model aims to provide a cooling device for mechanical seal cooling water circulation of a centrifugal pump, which aims at solving the problems of large water consumption for equipment cooling, increased wastewater discharge capacity, wastewater treatment and the like in the prior art, has the automatic regulation and control treatment capability, improves the running stability of the equipment and reduces the maintenance cost.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a cooling device for a centrifugal pump mechanical seal cooling water circulation, comprising: the device comprises a water storage tank, a cooling water inlet pipe, a cooling water return pipe, a water supplementing pipe, a liquid level meter, a water inlet pump, a blow-down valve and a water supplementing pump; the cooling water inlet pipe and the cooling water return pipe are arranged at the upper part of the side surface of the water storage tank; the water replenishing pipe is arranged at the upper part of the side surface of the water storage tank and is lower than the positions of the cooling water inlet pipe and the cooling water return pipe; the liquid level meter is arranged on the side surface of the water storage tank and is used for measuring the liquid level in the water storage tank; the water inlet pump is arranged at the inner bottom of the water storage tank and used for ensuring the flow and the pressure required by cooling water; the water supplementing pipe is connected with the water supplementing pump, the liquid level meter is electrically connected with the water supplementing pump and is used for controlling the water supplementing pump to start and stop through the liquid level to complete an automatic water supplementing process and ensure the water consumption in the water storage tank; the drain valve is arranged at the bottom of the water storage tank and is used for timely carrying out drain treatment on the water storage tank.
As a further optimization, the cooling device is provided with one or more centrifugal pumps.
As a scheme, the water inlet pump or the water supplementing pump is a variable frequency pump.
As a further optimization, the liquid level gauge is a communication type liquid level gauge.
As a scheme, the water storage tank is made of resin or metal.
As a scheme, the blowdown valve is a manual or electromagnetic automatic blowdown valve.
As a scheme, the automatic control system is further optimized and further comprises a control system for automatically controlling the start and stop of the drain valve or the water supplementing pump.
As a scheme, the water inlet pump is a submersible pump or a pneumatic pump.
The beneficial effects of adopting above-mentioned technical scheme to produce lie in:
1. the water consumption and the wastewater discharge capacity of the equipment are controlled, and a large amount of investment such as energy, financial resources, manpower and the like for sewage treatment is saved for enterprises, companies and factories on the basis of water conservation and emission reduction;
2. the automatic production line has higher automation degree, improves the working environment of a production site, and reduces the working intensity of workers;
3. the structure is simple, the design is reasonable, the effect is obvious, and the device is not limited by the environment and the position;
4. the energy is saved, the consumption is reduced, and the popularization value is great, and the energy-saving and environment-friendly benefits are good;
drawings
FIG. 1 is a schematic diagram of a cooling device for mechanically sealing a cooling water circulation of a centrifugal pump;
wherein: 1. the device comprises a water storage tank, a cooling water inlet pipe, a cooling water return pipe, a water supplementing pipe, a liquid level meter, a water inlet pump, a blow-down valve and a blow-down valve.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present embodiment, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the two components can be mechanically connected, can be directly connected or can be indirectly connected through an intermediate medium, and can be communicated with each other. The specific meaning of the above terms in the creation of the present utility model can be understood by those of ordinary skill in the art in a specific case.
Referring to fig. 1, a cooling device for a mechanical seal cooling water circulation of a centrifugal pump, includes: the device comprises a water storage tank 1, a cooling water inlet pipe 2, a cooling water return pipe 3, a water supplementing pipe 4, a liquid level meter 5, a water inlet pump 6, a drain valve 7 and a water supplementing pump; the cooling water inlet pipe 2 and the cooling water return pipe 3 are arranged at the upper part of the side surface of the water storage tank 1; the water supplementing pipe 4 is arranged at the upper part of the side surface of the water storage tank 1 and is lower than the positions of the cooling water inlet pipe 2 and the cooling water return pipe 3; the liquid level meter 5 is arranged on the side surface of the water storage tank 1 and is used for measuring the liquid level in the water storage tank 1; the water inlet pump 6 is arranged at the inner bottom of the water storage tank 1 and is used for ensuring the flow and the pressure required by cooling water; the water supplementing pipe 4 is connected with the water supplementing pump, the liquid level meter 5 is electrically connected with the water supplementing pump and is used for controlling the water supplementing pump to start and stop through the liquid level to complete an automatic water supplementing process and ensure the water consumption in the water storage tank 1; the drain valve 7 is arranged at the bottom of the water storage tank 1 and is used for timely carrying out drain treatment on the water storage tank.
Examples
The utility model provides a cooling device for mechanical seal cooling water circulation of a centrifugal pump, which is provided with one or more centrifugal pumps. The water inlet pump 6 or the water supplementing pump is a variable frequency pump. The liquid level meter 5 is a communicating liquid level meter. The water storage tank 1 is made of resin or metal. The blow-down valve 7 is a manual or electromagnetic automatic blow-down valve. And the control system is used for automatically controlling the start and stop of the blow-down valve 7 or the water supplementing pump. The water inlet pump is a submersible pump or a pneumatic pump.
Referring to fig. 1, the water storage tank 1 can be customized for equipment according to working conditions, installation space and installation properties, water consumption and water pressure required during mechanical seal operation are guaranteed, and the material and the size of the water storage tank can be designed and optimized according to actual conditions. The cooling water inlet pipe 2 can be designed and installed according to site requirements, cooling water in the water storage tank 1 is conveyed to the mechanical seal inlet of the centrifugal pump through the cooling water inlet pipe 2 by the water inlet pump, the cooling water flowing through the interior of the mechanical seal is recycled into the water storage tank by the cooling water return pipe 3, the water supplementing pipe 4 and the liquid level meter 5 control the opening/closing of the valve through the liquid level, the automatic water supplementing process is completed, the water consumption in the water storage tank 1 is guaranteed, the required cooling water consumption of the mechanical seal is further guaranteed, and the water supplementing pump 6 is installed at the bottom of the water storage tank 1 and used for guaranteeing the required cooling water pressure of the mechanical seal cooling water, and further guaranteeing the cooling effect.
The water storage tank can be adjusted according to the installation position of the field device, and no special installation requirement exists; the automatic water supplementing can be completed, and the leakage of the mechanical seal can be ignored without occurrence of cooling water; the water supplementing pump can be configured according to the size, the power and the mechanical seal cooling water pressure requirements of the equipment, and the pressure of the mechanical seal cooling water during the running of the equipment can be ensured.
The utility model has simple structure, reasonable design and obvious effect, is not restricted by environment and position, greatly controls the water consumption of equipment and the discharge of waste water, saves a great deal of investment of energy, financial resources, manpower and the like for sewage treatment for enterprises, companies and factories on the basis of water conservation and emission reduction, improves the working environment of a production site, and has great popularization value and good energy-saving and environment-friendly benefits.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions that would be apparent to those skilled in the art within the scope of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. A cooling device for a centrifugal pump mechanical seal cooling water circulation, comprising: the device comprises a water storage tank (1), a cooling water inlet pipe (2), a cooling water return pipe (3), a water supplementing pipe (4), a liquid level meter (5), a water inlet pump (6), a drain valve (7) and a water supplementing pump;
the cooling water inlet pipe (2) and the cooling water return pipe (3) are arranged at the upper part of the side surface of the water storage tank (1);
the water supplementing pipe (4) is arranged at the upper part of the side surface of the water storage tank (1) and is lower than the positions of the cooling water inlet pipe (2) and the cooling water return pipe (3);
the liquid level meter (5) is arranged on the side surface of the water storage tank (1) and is used for measuring the liquid level in the water storage tank (1);
the water inlet pump (6) is arranged at the inner bottom of the water storage tank (1) and used for ensuring the flow and the pressure required by cooling water;
the water supplementing pipe (4) is connected with the water supplementing pump, the liquid level meter (5) is electrically connected with the water supplementing pump and is used for controlling the water supplementing pump to start and stop through the liquid level, so that the automatic water supplementing process is completed, and the water consumption in the water storage tank (1) is ensured;
the drain valve (7) is arranged at the bottom of the water storage tank (1) and is used for timely draining the water storage tank.
2. A cooling device for a centrifugal pump mechanical seal cooling water circulation according to claim 1, wherein said cooling device is provided with one or more centrifugal pumps.
3. A cooling device for a centrifugal pump mechanical seal cooling water circulation according to claim 1, characterized in that the water inlet pump (6) or the water supplementing pump is a variable frequency pump.
4. A cooling device for the mechanical seal cooling water circulation of a centrifugal pump according to claim 1, characterized in that the level gauge (5) is a communicating level gauge.
5. A cooling device for the mechanical seal cooling water circulation of a centrifugal pump according to claim 1, characterized in that the water storage tank (1) is of a resin or metal material.
6. A cooling device for the mechanical seal cooling water circulation of a centrifugal pump according to claim 1, characterized in that the blow-down valve (7) is a manual or electromagnetic automatic blow-down valve.
7. A cooling device for a centrifugal pump mechanical seal cooling water circulation according to claim 1, characterized by further comprising a control system for automatically controlling the start and stop of the blow-down valve (7) or the water make-up pump.
8. A cooling device for a centrifugal pump mechanical seal cooling water circulation according to claim 1, characterized in that the water intake pump (6) is a submersible pump or a pneumatic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320931811.8U CN219888343U (en) | 2023-04-24 | 2023-04-24 | Cooling device for mechanical seal cooling water circulation of centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320931811.8U CN219888343U (en) | 2023-04-24 | 2023-04-24 | Cooling device for mechanical seal cooling water circulation of centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219888343U true CN219888343U (en) | 2023-10-24 |
Family
ID=88407572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320931811.8U Active CN219888343U (en) | 2023-04-24 | 2023-04-24 | Cooling device for mechanical seal cooling water circulation of centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219888343U (en) |
-
2023
- 2023-04-24 CN CN202320931811.8U patent/CN219888343U/en active Active
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