CN219290715U - Hydraulic sieve for seedling irrigation wastewater - Google Patents
Hydraulic sieve for seedling irrigation wastewater Download PDFInfo
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- CN219290715U CN219290715U CN202223355093.9U CN202223355093U CN219290715U CN 219290715 U CN219290715 U CN 219290715U CN 202223355093 U CN202223355093 U CN 202223355093U CN 219290715 U CN219290715 U CN 219290715U
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- 239000002351 wastewater Substances 0.000 title claims abstract description 32
- 230000002262 irrigation Effects 0.000 title abstract description 13
- 238000003973 irrigation Methods 0.000 title abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 238000005507 spraying Methods 0.000 claims description 19
- 239000004744 fabric Substances 0.000 claims description 7
- 239000010813 municipal solid waste Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract description 12
- 239000010865 sewage Substances 0.000 abstract description 9
- 239000010802 sludge Substances 0.000 abstract description 4
- 239000013049 sediment Substances 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 10
- 239000011324 bead Substances 0.000 description 8
- 239000012535 impurity Substances 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 239000003621 irrigation water Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010027339 Menstruation irregular Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Abstract
The utility model discloses a hydraulic sieve for seedling irrigation wastewater, which belongs to the technical field of sewage treatment and comprises a shell, a water inlet pipe, a water outlet pipe, a screen and a distribution box, wherein the screen is arranged on the inner side of the shell; the front dirt cleaning port is arranged at the front part of the shell; the front cover plate is detachably arranged on the shell and covers the front dirt cleaning opening; the rear cleaning port is arranged at the back of the shell and is communicated with the filter cavity at the inner side of the shell; the back door plant is installed in the casing with detachable mode, and the back door plant is the dirty mouth of back clear of closing cap. The hydraulic screen can conveniently remove the sludge in the screen mesh screen surface and the filter cavity in time in the hydraulic screen, so that the hydraulic screen can be suitable for filtering the seedling irrigation wastewater with higher sediment content.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment equipment, and particularly relates to a hydraulic screen for nursery stock watering wastewater.
Background
Sewage treatment equipment is environmental protection equipment for purifying sewage, and the sewage treatment equipment is various. The hydraulic screen is a simple, efficient and convenient-to-maintain trash device for intercepting suspended matters in liquid through eyelet materials, and is suitable for removing solid suspended impurities from low-concentration solution. Is commonly used for treating industrial wastewater such as printing and dyeing wastewater, poultry processing and the like, treating urban sewage and recycling useful solid impurities. The hydraulic screening is a fixed plane type hydraulic screen, a fixed curved type hydraulic screen and a hydraulic rotating screen.
In the field of seedling cultivation, a large amount of water is needed for seedling irrigation, waste water after irrigation is recovered, and the waste water is reused after being filtered by a hydraulic screen, so that the recycling of irrigation water can be realized, and a large amount of irrigation water is saved. Because of the high soil content of the waste water after irrigation, the screen mesh of the fixed curved surface type hydraulic screen for filtering and purifying the irrigation waste water is easy to be blocked, and the working efficiency of the hydraulic screen can be seriously reduced if the screen mesh surface is cleaned in time at irregular periods. On the other hand, although residues such as fallen leaves in irrigation wastewater can be effectively filtered by the hydraulic screen, tiny sand impurities with higher content in the residues can form sludge deposition in a filtering cavity of the hydraulic screen, particularly at a water outlet hole of the hydraulic screen, so that the drainage efficiency is seriously influenced, and the conventional closed hydraulic screen is difficult to clean and is difficult to be suitable for filtering and purifying the wastewater for nursery stock irrigation.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model provides the hydraulic screen for filtering the nursery stock watering wastewater, which solves the problem that the conventional fixed curved surface hydraulic screen is not suitable for filtering the watering wastewater because the screen surface and the filter cavity are easy to accumulate dirt.
The utility model is realized in such a way that the hydraulic screen for filtering the seedling irrigation wastewater comprises a shell, a water inlet pipe, a water outlet pipe, a screen and a distribution box, wherein the screen is arranged on the inner side of the shell; the front dirt cleaning opening is arranged at the front part of the shell, and forms an opening arranged on the front net surface of the screen; the front cover plate is detachably arranged on the shell, and the front cover plate seals the front dirt cleaning opening; the rear trash cleaning port is arranged at the back of the shell and is communicated with the filter cavity at the inner side of the shell; the rear door plate is detachably arranged on the shell, and the rear door plate seals the rear dirt cleaning opening.
In the above technical scheme, preferably, the front dirt cleaning opening is of a rectangular open structure, the front cover plate is a rectangular plate body with a shape matched with that of the front dirt cleaning opening, the upper edge of the front cover plate is connected with the shell through a hinge, and two sides of the front cover plate are connected with the shell through hydraulic rods.
In the above technical scheme, preferably, two water outlets are horizontally and symmetrically arranged below the rear part of the shell, the water outlets are communicated with the filter cavity, and the water outlets are respectively communicated with the water outlet pipe.
In the above technical scheme, preferably, the water outlet pipe comprises a horizontal flow guide pipe, a tee pipe joint, a vertical flow guide pipe and a vertical through pipe, one end of the horizontal flow guide pipe is communicated with the water outlet, the other end of the horizontal flow guide pipe is communicated with a middle inlet of the tee pipe joint, the tee pipe joint is communicated with the vertical through pipe through a vertically upward outlet, and the tee pipe joint is communicated with the vertical flow guide pipe through a vertically downward outlet.
In the above technical scheme, the circulating dredging device preferably comprises a circulating dredging component, wherein the circulating dredging component comprises a hanging rack, a water spray head and a water spray pipe; the hanging frame comprises a horizontal cross beam and a vertical hanging beam, the horizontal cross beam is supported and arranged on an upper pipe orifice of the vertical through pipe, and the vertical hanging beam is arranged on the inner side of the vertical through pipe and vertically extends downwards to the lower part of a port of the horizontal flow guide pipe; the water spraying head is arranged at the lower end of the vertical hanging beam, and is provided with a nozzle facing the inner side of the water outlet hole; the water spraying guide pipe is arranged on the vertical hanging beam, one end of the water spraying guide pipe is communicated with the water spraying head, and the other end of the water spraying guide pipe is led out to the outer side of the upper pipe orifice of the vertical through pipe.
In the above technical scheme, preferably, the water spraying head is a horizontally arranged pipe body, the water spraying head extends along the axis of the horizontal flow guiding pipe towards the inner end direction of the horizontal flow guiding pipe, and the length of the water spraying head is smaller than the inner hole diameter of the vertical through pipe.
In the above technical scheme, preferably, a vertical downward hook plate is arranged at the end of the horizontal beam, a pointing joint is formed between the hook plate and the vertical beam, and the pointing joint is hooked on the upper pipe wall of the vertical through pipe.
In the above technical solution, preferably, the depth of the pointing is smaller than the diameter of the horizontal flow guiding pipe.
In the above technical scheme, preferably, the front lower part of the shell is provided with a residue hopper, the residue hopper is provided with an upper opening positioned at the lower edge of the screen, the residue hopper is provided with a lower opening, and a second-stage sieve hopper is arranged below the residue hopper.
In the above technical solution, preferably, the secondary screening bucket includes a bucket groove and a groove-shaped screen mounted to the bucket groove.
The utility model has the advantages that:
in the technical scheme that this application proposed, the hydraulic screen has the preceding dirt-removing mouth that can open and back dirt-removing mouth, can conveniently clear away the screen cloth screen surface of hydraulic screen inside and the silt of filter chamber in time, guarantees that the long-pending dirt of nursery stock watering waste water in screen cloth screen surface and filter chamber can not influence the work efficiency of hydraulic screen, makes the hydraulic screen applicable in the filtration of the higher nursery stock watering waste water of silt content.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the back structure of the present utility model;
FIG. 3 is a schematic view of the installation structure of the circulation dredging assembly in the utility model.
Detailed Description
The present utility model will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In order to solve the problem that the existing fixed curved surface type hydraulic screen is not suitable for watering wastewater because the screen surface and the filter cavity are easy to be polluted, the utility model provides the hydraulic screen for filtering the seedling watering wastewater, and the hydraulic screen can conveniently remove sludge in the screen surface and the filter cavity in the hydraulic screen in time, so that the hydraulic screen can be suitable for filtering the seedling watering wastewater with higher sediment content. For further explanation of the structure of the present utility model, the detailed description is as follows in connection with the accompanying drawings:
referring to fig. 1-3, a hydraulic screen for seedling irrigation wastewater comprises a shell 1, a water inlet pipe 2, a water outlet pipe 3, a screen 4 and a distribution box 5. The shell, the water inlet pipe, the water outlet pipe, the screen mesh and the distribution box are conventionally known components in the existing hydraulic screen. The distribution box is arranged on the inner side of the shell and is positioned above the screen, the water inlet pipe is communicated with the distribution box, and the screen is arranged on the inner side of the shell. In this embodiment, the hydraulic screen is a fixed curve hydraulic screen. Sewage enters the distribution box from the water inlet pipe, and the seedling irrigation wastewater with reduced flow rate is distributed on the screen along the width of the screen through the distribution box. The screen mesh is made of stainless steel, and the curved surface form and the screen mesh diameter can be defined according to the sewage type, and are generally 16-100 meshes. The inner side of the shell forms a filter cavity below the screen, and the nursery stock watering sewage falls into the filter cavity after being filtered by the screen. The water outlet pipe is communicated with the filter cavity and is a pipeline for guiding out filtered water.
The front lower part of the shell is provided with a residue hopper 6, the residue hopper is provided with an upper opening positioned at the lower edge of the screen, the residue hopper is provided with a lower opening, and the lower part of the residue hopper is provided with a second-stage screen hopper. The secondary screen bucket comprises a bucket groove 7 and a groove-shaped screen 8 arranged in the bucket groove. The filter residue filtered by the screen mesh falls into a filter residue hopper with a wide upper part and a narrow lower part and is led into a secondary screen hopper, a groove-shaped screen of the secondary screen hopper carries out secondary filtration on the filter residue, and a small amount of water filtered by the secondary filtration enters a hopper groove and is discharged through a pipe at the lower part of the hopper groove.
The device also comprises a front dirt cleaning port 1-1, a front cover plate 1-2, a rear dirt cleaning port and a rear door plate 1-3. The front dirt cleaning opening is arranged at the front part of the shell, and forms an opening arranged on the front net surface of the screen. The front dirt cleaning opening is of a rectangular open structure. The front cover plate is detachably arranged on the shell and covers the front dirt cleaning opening. The front cover plate is a rectangular plate body with the shape matched with that of the front dirt cleaning opening, the upper edge of the front cover plate is connected with the shell through a hinge, and the two sides of the front cover plate are connected with the shell through hydraulic rods. The back dirt cleaning port is arranged at the back of the shell and is communicated with the filter cavity at the inner side of the shell. The back door plant is installed in the casing with detachable mode, and the back door plant is the dirty mouth of back clear of closing cap. Specifically, the back dirt removing opening and the back door plate are rectangular in shape, and the back door plate is fixedly arranged on the back plate of the shell through screws. Maintenance personnel can clear dirt to the screen cloth screening surface through opening the front shroud, utilize high-pressure squirt to clear dirt to the filter chamber inside through opening back door plant.
In this embodiment, two water outlets are horizontally and symmetrically arranged below the rear part of the shell, the water outlets are communicated with the filter cavity, and the water outlets are respectively communicated with the water outlet pipe. The outlet pipe includes horizontal honeycomb duct 3-1, three-way pipe joint 3-2, vertical honeycomb duct 3-3 and vertical siphunculus 3-4, and the one end and the apopore intercommunication of horizontal honeycomb duct, the other end and the centre inlet intercommunication that the three-way pipe connects of horizontal honeycomb duct, the vertical siphunculus of vertical up of three-way pipe joint, the vertical decurrent apopore intercommunication vertical honeycomb duct of three-way pipe joint. The filtered water in the filter cavity is led out through the horizontal guide pipe, the tee joint and the vertical through pipe. The water outlet pipe adopts special position design and special structural design, one purpose of the vertical through pipe is to enable the upper end to go deep into the sewage-removing spray pipe, the other water outlet pipe is used as a water outlet pipe for normal drainage, under the normal working state of the hydraulic screen, the sewage-removing spray pipe sprays high-pressure water flow into the inner side of a water outlet hole of the sewage-removing spray pipe, the high-pressure water flow not only enables the water outlet pipe to form countercurrent flow opposite to working water flow, but also enables vortex flow to be formed in the filter cavity, accumulated sludge can be effectively and rapidly suspended and guided out from the water outlet pipe for normal drainage along with the water flow, the purpose of external decontamination under the working state is achieved, and the working efficiency of the hydraulic screen is guaranteed.
The technical scheme also comprises a circulating dredging assembly, wherein the circulating dredging assembly is an assembly which is assembled in the vertical through pipe and used for spraying high-pressure water flow into the inner side of the water outlet hole.
Specifically, the circulation dredging assembly comprises a hanging frame 9, a water spraying head 10 and a water spraying guide pipe 11.
The hanger comprises a horizontal cross beam and a vertical hanging beam, wherein the horizontal cross beam is supported and arranged at an upper pipe orifice of the vertical through pipe, and the vertical hanging beam is arranged at the inner side of the vertical through pipe and vertically extends downwards to the lower part of a port of the horizontal flow guide pipe. The end of the horizontal beam is provided with a vertical downward hook plate, a pointing joint is formed between the hook plate and the vertical hanging beam, and the pointing joint is hooked on the upper pipe wall of the vertical through pipe. The depth of the pointing is smaller than the diameter of the horizontal flow guide pipe. The sprinkler bead is installed in the lower extreme of vertical hanging beam, and the sprinkler bead has the spout towards the apopore inboard. The sprinkler bead is the level setting body, and the sprinkler bead extends to the inner end direction of horizontal honeycomb duct along the axis of horizontal honeycomb duct, and the length of sprinkler bead is less than the hole diameter of vertical siphunculus. The water spray pipe is installed in vertical hanging beam, and the one end and the sprinkler bead intercommunication of water spray pipe, the other end of water spray pipe draws forth to the last mouth of pipe outside of vertical siphunculus. This circulation desilting subassembly is as the subassembly structure of putting into the sprinkler bead horizontal honeycomb duct, and high-pressure water pump passes through the water spray pipe and supplies water to the sprinkler bead, and the high-pressure rivers of formation are more favorable to the decontaminating.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The utility model provides a seedling watering hydraulic screen for waste water, includes casing, inlet tube, outlet pipe, screen cloth, distribution box, the screen cloth install in the casing is inboard, the distribution box install in the casing is inboard and be located the screen cloth top, the inboard of casing forms and is located the filter chamber of screen cloth below, the inlet tube with the distribution box intercommunication, the outlet pipe with the filter chamber intercommunication, its characterized in that still includes preceding dirt cleaning mouth, front shroud, back dirt cleaning mouth and back door plant; the front dirt cleaning opening is arranged at the front part of the shell, and forms an opening arranged on the front net surface of the screen; the front cover plate is detachably arranged on the shell, and the front cover plate seals the front dirt cleaning opening; the rear trash cleaning port is arranged at the back of the shell and is communicated with the filter cavity at the inner side of the shell; the rear door plate is detachably arranged on the shell, and the rear door plate seals the rear dirt cleaning opening.
2. The hydraulic screen for nursery stock watering wastewater according to claim 1, wherein the front cleaning opening is of a rectangular open structure, the front cover plate is a rectangular plate body with a shape matched with that of the front cleaning opening, the upper edge of the front cover plate is connected with the shell through a hinge, and two sides of the front cover plate are connected with the shell through hydraulic rods.
3. The hydraulic screen for nursery stock watering wastewater according to claim 2, wherein two water outlets are horizontally and symmetrically arranged below the rear part of the shell, the water outlets are communicated with the filter cavity, and the water outlets are respectively communicated with the water outlet pipe.
4. The hydraulic screen for nursery stock watering wastewater according to claim 3, wherein the water outlet pipe comprises a horizontal diversion pipe, a tee pipe joint, a vertical diversion pipe and a vertical diversion pipe, one end of the horizontal diversion pipe is communicated with the water outlet, the other end of the horizontal diversion pipe is communicated with a middle inlet of the tee pipe joint, a vertically upward outlet of the tee pipe joint is communicated with the vertical diversion pipe, and a vertically downward outlet of the tee pipe joint is communicated with the vertical diversion pipe.
5. The hydraulic screen for nursery stock watering wastewater according to claim 4, comprising a circulation dredging assembly comprising:
the hanging frame comprises a horizontal cross beam and a vertical hanging beam, the horizontal cross beam is supported and arranged on an upper pipe orifice of the vertical through pipe, and the vertical hanging beam is arranged on the inner side of the vertical through pipe and vertically extends downwards to the lower part of a port of the horizontal guide pipe;
the water spraying head is arranged at the lower end of the vertical hanging beam and is provided with a nozzle facing the inner side of the water outlet hole;
the water spraying guide pipe is arranged on the vertical hanging beam, one end of the water spraying guide pipe is communicated with the water spraying head, and the other end of the water spraying guide pipe is led out to the outer side of the upper pipe orifice of the vertical through pipe.
6. The hydraulic screen for nursery stock watering wastewater according to claim 5, wherein the water spraying head is a horizontally arranged pipe body, the water spraying head extends along the axis of the horizontal flow guiding pipe towards the inner end of the horizontal flow guiding pipe, and the length of the water spraying head is smaller than the diameter of the inner hole of the vertical through pipe.
7. The hydraulic screen for seedling watering wastewater according to claim 6, wherein a vertical downward hook plate is arranged at the end part of the horizontal beam, a pointing joint is formed between the hook plate and the vertical hanging beam, and the pointing joint is hooked on the upper pipe wall of the vertical through pipe.
8. The hydraulic screen for nursery stock watering wastewater according to claim 7, wherein the depth of the pointing is less than the diameter of the horizontal draft tube.
9. The hydraulic screen for nursery stock watering wastewater according to claim 1 or 7, wherein a filter residue bucket is arranged at the front lower part of the shell, the filter residue bucket is provided with an upper opening positioned at the lower edge of the screen, the filter residue bucket is provided with a lower opening, and a secondary screen bucket is arranged below the filter residue bucket.
10. The hydraulic screen for nursery stock watering wastewater according to claim 9, wherein the secondary screen bucket comprises a bucket trough and a trough screen mounted to the bucket trough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223355093.9U CN219290715U (en) | 2022-11-30 | 2022-11-30 | Hydraulic sieve for seedling irrigation wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223355093.9U CN219290715U (en) | 2022-11-30 | 2022-11-30 | Hydraulic sieve for seedling irrigation wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219290715U true CN219290715U (en) | 2023-07-04 |
Family
ID=86953753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223355093.9U Active CN219290715U (en) | 2022-11-30 | 2022-11-30 | Hydraulic sieve for seedling irrigation wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219290715U (en) |
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2022
- 2022-11-30 CN CN202223355093.9U patent/CN219290715U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of utility model: A hydraulic sieve for wastewater from seedling irrigation Effective date of registration: 20231220 Granted publication date: 20230704 Pledgee: Tianjin Agricultural Financing Guarantee Co.,Ltd. Pledgor: Tianjin Dongxin agricultural facilities Engineering Co.,Ltd. Registration number: Y2023120000105 |