CN219984087U - Automatic cleaning pollution discharge type filter for slurry pump - Google Patents
Automatic cleaning pollution discharge type filter for slurry pump Download PDFInfo
- Publication number
- CN219984087U CN219984087U CN202321484623.1U CN202321484623U CN219984087U CN 219984087 U CN219984087 U CN 219984087U CN 202321484623 U CN202321484623 U CN 202321484623U CN 219984087 U CN219984087 U CN 219984087U
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- Prior art keywords
- filter
- medium
- brush
- slurry pump
- filter cylinder
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- 239000002002 slurry Substances 0.000 title claims abstract description 37
- 238000004140 cleaning Methods 0.000 title claims abstract description 24
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 5
- 239000000956 alloy Substances 0.000 claims abstract description 5
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000013049 sediment Substances 0.000 claims 3
- 210000000476 body water Anatomy 0.000 claims 1
- 230000008676 import Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000003250 coal slurry Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- -1 dirt Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a filter capable of automatically cleaning and draining sewage of a slurry pump, which is arranged on an inlet pipe on a water inlet of a pump body of the slurry pump, and comprises the following components: the filter comprises a filter cylinder body, a brush, a hard alloy guide vane and a blow-down valve. And when the filter cartridge is in the filter cartridge body, the brush shaft can automatically drive the brush frame and the brush to automatically rotate, namely, the cleaning and pollution discharge processes are automatically carried out in the working process of the filter, and the normal operation of the equipment is not influenced without interruption. The utility model reduces the energy loss of the slurry pump, improves the working environment, is convenient for maintenance, reduces the workload of replacing the water-cooling overflow part and the shaft seal, prolongs the service life of the slurry pump, mainly has the aims of energy conservation and environmental protection, and is convenient for users to select and maintain.
Description
Technical Field
The utility model relates to the technical field of slurry pumps, in particular to a slurry pump filtering device capable of avoiding equipment damage, and more particularly relates to an automatic cleaning pollution discharge type filter of a slurry pump.
Background
The horizontal slurry pump is a cantilever centrifugal slurry pump, and is suitable for industries such as mines, metallurgy, electric power, coal, petroleum, chemical industry, traffic, river dredging, building materials, municipal engineering and the like, and the heavy slurry pump is provided with a thicker wear-resisting part and a counterweight bracket, so that corrosive and abrasive slurry containing solid particles is conveyed, such as ash conveying in a power plant, coal slurry conveying in a metallurgical mineral processing plant, coal washing slurry conveying in a coal washing plant, heavy medium conveying and the like.
The inlet and outlet of the standard filter are respectively positioned on the upper flange cover and the lower flange cover of the filter cylinder, and the disadvantage is that the water flow directly washes the filter screen, the filter screen is easy to damage and block, so that the water flow of the outlet is reduced, and the use requirement is not met; the residue and sewage after filtration cannot be discharged in time, sewage discharge is performed in a shutdown state, equipment failure is not easy to be caused in time, and the use is inconvenient. Because the slurry pump is of a double-pump-shell structure, namely, the pump body is provided with a replaceable wear-resistant lining, the pump body is made of ball-milling cast iron, is vertically split and is connected by bolts, and in order to improve the service life, the flange size of the slurry pump body is not consistent with the flange size of the national standard, so that an inlet pipe is arranged at the water inlet of the pump body of the slurry pump (see figure 1).
Disclosure of Invention
The utility model aims at solving the technical problems of the prior standard filter, and provides the automatic cleaning and pollution discharging type filter for the slurry pump, which can prevent equipment from being damaged.
In order to achieve the above object, the present utility model provides a slurry pump self-cleaning blowdown filter, which is mounted on an inlet pipe on a water inlet of a slurry pump body, the inlet pipe having a first medium inlet and a first medium outlet, the slurry pump self-cleaning blowdown filter comprising:
the filter cylinder body is intersected with the inlet pipe at a certain angle, a second medium inlet and a second medium outlet are arranged at the part of the filter cylinder body positioned in the inlet pipe, a filter screen is arranged on the second medium outlet, and after the medium flowing in from the first medium inlet enters the first medium inlet of the filter cylinder body, the medium flows out from the first medium outlet after being filtered through the filter screen arranged on the second medium outlet of the filter cylinder body; a dirt collecting cavity is arranged on the part of the filter cylinder body, which is positioned outside the inlet pipe, and the dirt collecting cavity is communicated with the inside of the filter cylinder body;
the brush is arranged in the filter cylinder body, the brush is arranged on a brush shaft through a brush frame, the brush shaft is arranged on the central axis of the filter cylinder body and penetrates through the dirt collecting cavity, and a drain outlet is arranged on the dirt collecting cavity
The hard alloy guide vane is arranged in the dirt collecting cavity and fixed on the brush shaft;
the drain valve is arranged on the drain outlet, and a drain valve opening handle is arranged on the drain valve.
In a preferred embodiment of the utility model, the filter cartridge is welded to the inlet tube.
In a preferred embodiment of the utility model, the filter cylinder is provided with a wear-resistant layer at a location where the filter screen is not provided on the inner wall of the filter cylinder.
In a preferred embodiment of the utility model, the filter mesh is a stainless steel wedge mesh.
By adopting the technical scheme, the utility model reduces the energy loss of the slurry pump, improves the working environment, is convenient to maintain and protect, reduces the workload of replacing the water-cooling overflow part and the shaft seal, prolongs the service life of the slurry pump, mainly has the aim of energy conservation and environmental protection, and is convenient for users to select and maintain.
The sludge pump of the utility model has the advantages and the achievable effects that the sludge pump automatically cleans the pollution-discharging type filter are as follows:
1. the cleaning and the pollution discharge can be automatically carried out in the working process of the filter, and the normal operation of the equipment is not affected without cutoff.
2. The energy loss of the slurry pump is reduced, the inlet pressure loss is small, the efficiency of the slurry pump is improved, and the energy-saving and environment-friendly requirements are met.
3. The filter screen with different meshes and the filter screen and brush with different materials can be flexibly selected according to the conveying medium.
4. The disassembly and maintenance are convenient, and the filter cylinder body can be independently opened to replace vulnerable parts.
5. The large-particle impurities are reduced from entering the slurry pump, the service lives of the overflow parts and the shaft seal of the slurry pump are prolonged, and the maintenance cost of the slurry pump is reduced.
6. The filter automatically moves in the cleaning and pollution discharge process, manual operation is not needed, and the cleaning and pollution discharge device is safe and environment-friendly.
7. The size of the self-cleaning pollution-discharging filter can be determined according to the site condition, and the self-cleaning pollution-discharging filter is easy and convenient to install.
8. The pollution discharge is free from leakage, and a better working environment is created.
Drawings
FIG. 1 is a schematic diagram of a conventional inlet pipe.
FIG. 2 is a schematic illustration of the assembly of the slurry pump self-cleaning blowoff filter of the present utility model with an inlet pipe.
FIG. 3 is a schematic diagram of the self-cleaning blowoff filter of the slurry pump of the present utility model.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
Referring to fig. 2 and 3, there is shown a slurry pump self-cleaning blowable filter 20 mounted on an inlet pipe 10 provided at a water inlet of a slurry pump body, the inlet pipe 10 having a medium inlet 11 (the aforementioned first medium inlet) and a medium outlet 12 (the aforementioned first medium outlet).
The slurry pump self-cleaning blowdown filter 20 includes: a filter cylinder 21, a brush 22 and a drain valve 23.
The filter cylinder 21 is connected to the inlet pipe 10 by welding while intersecting at a certain angle, a medium inlet 21a (the second medium inlet) and a medium outlet 21b (the second medium outlet) are provided at a portion of the filter cylinder 21 located in the inlet pipe 10, a filter screen 24 is provided at the medium outlet 21b, and the medium flowing in from the medium inlet 11 enters the medium inlet 21a of the filter cylinder 21, is filtered by the filter screen 24 provided at the medium outlet of the filter cylinder 21, and flows out from the medium outlet 12.
The filter screen 24 is not provided on the inner wall of the filter cylinder 21, and a wear-resistant layer is provided on the inner wall. A dirt collecting cavity 25 is arranged on the part of the filter cylinder 21 located outside the inlet pipe 10, and the dirt collecting cavity 25 is communicated with the inside of the filter cylinder 21.
A brush 22 is arranged in the filter cylinder 21, the brush 22 is arranged on a brush shaft 27 through a brush frame 26, the brush shaft 27 is arranged on the central axis of the filter cylinder 21 in a shaft way and penetrates through the dirt collecting cavity 25, a drain outlet is arranged on the dirt collecting cavity 25, a drain valve 23 is arranged on the drain outlet, and a drain valve opening handle 28 is arranged on the drain valve 23. A cemented carbide guide vane 29 is arranged in the dirt collection chamber 25, and the cemented carbide guide vane 29 is fixed on the brush shaft 27.
The utility model utilizes the filter screen 24 to filter large particle impurities in the medium, brushes the particles such as dirt, impurities and the like on the filter screen 24 by the built-in brush 22 and the brush frame 26, brushes the dirt and the impurities into the dirt collecting cavity 25, cuts up the dirt and the impurities by the hard alloy guide vane 29 in the dirt collecting cavity 25, and then discharges the dirt and the impurities through the blow-down valve 23.
The filter cylinder 21 is made of high-quality carbon steel, a wear-resistant layer is arranged at a position where the filter screen 24 is not arranged on the inner wall, the brush 22 is made of inorganic materials (good in elasticity, high in strength and good in corrosion resistance and ageing resistance), the brush frame 26 is made of stainless steel materials, the filter screen is a stainless steel wedge-shaped net which is carefully manufactured, the structure is attractive, sundries are very convenient to brush, the filtering and cleaning effects are greatly superior to those of a punched net or a textile net, and bristles are not easy to damage during washing of the net.
When the equipment is operated, the blow-down valve 23 is opened, and as the hard alloy guide vane 29 is arranged on the brush shaft 27, the brush shaft 27 can automatically drive the brush frame 26 and the brush 22 to automatically rotate when slurry enters the filter cylinder 21, namely, the cleaning and blow-down processes are automatically carried out in the working process of the filter, and the normal operation of the equipment is not affected without current interruption. When the weight concentration of the conveying medium is large, the blow-off valve opening handle 28 can be manually and lightly rotated to open the blow-off valve 23 for blow-off.
Claims (4)
1. The utility model provides a sediment stuff pump self-cleaning can blowdown formula filter, installs on the intake pipe on sediment stuff pump body water inlet, the intake pipe has a first medium import and a first medium export, its characterized in that, sediment stuff pump self-cleaning can blowdown formula filter includes:
the filter cylinder body is intersected with the inlet pipe at a certain angle, a second medium inlet and a second medium outlet are arranged at the part of the filter cylinder body positioned in the inlet pipe, a filter screen is arranged on the second medium outlet, and after the medium flowing in from the first medium inlet enters the first medium inlet of the filter cylinder body, the medium flows out from the first medium outlet after being filtered through the filter screen arranged on the second medium outlet of the filter cylinder body; a dirt collecting cavity is arranged on the part of the filter cylinder body, which is positioned outside the inlet pipe, and the dirt collecting cavity is communicated with the inside of the filter cylinder body;
the brush is arranged in the filter cylinder body, the brush is arranged on a brush shaft through a brush frame, the brush shaft is arranged on the central axis of the filter cylinder body and penetrates through the dirt collecting cavity, and a drain outlet is arranged on the dirt collecting cavity
The hard alloy guide vane is arranged in the dirt collecting cavity and fixed on the brush shaft;
the drain valve is arranged on the drain outlet, and a drain valve opening handle is arranged on the drain valve.
2. The slurry pump self-cleaning blowdown filter of claim 1, wherein the filter cylinder is welded to the inlet tube.
3. The automatic cleaning blowdown filter for slurry pump of claim 1, wherein a wear layer is provided on the inner wall of the filter cylinder where the filter screen is not provided.
4. The slurry pump self-cleaning blowdown filter of claim 1, wherein the filter screen is a stainless steel wedge screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321484623.1U CN219984087U (en) | 2023-06-12 | 2023-06-12 | Automatic cleaning pollution discharge type filter for slurry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321484623.1U CN219984087U (en) | 2023-06-12 | 2023-06-12 | Automatic cleaning pollution discharge type filter for slurry pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219984087U true CN219984087U (en) | 2023-11-10 |
Family
ID=88616595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321484623.1U Active CN219984087U (en) | 2023-06-12 | 2023-06-12 | Automatic cleaning pollution discharge type filter for slurry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219984087U (en) |
-
2023
- 2023-06-12 CN CN202321484623.1U patent/CN219984087U/en active Active
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