CN201313012Y - Filter belt washing device for sludge thickening dehydrator - Google Patents
Filter belt washing device for sludge thickening dehydrator Download PDFInfo
- Publication number
- CN201313012Y CN201313012Y CNU2008202212029U CN200820221202U CN201313012Y CN 201313012 Y CN201313012 Y CN 201313012Y CN U2008202212029 U CNU2008202212029 U CN U2008202212029U CN 200820221202 U CN200820221202 U CN 200820221202U CN 201313012 Y CN201313012 Y CN 201313012Y
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- Prior art keywords
- nozzle
- water
- strainer
- spout
- clamp nut
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- Expired - Fee Related
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- Nozzles (AREA)
- Filtration Of Liquid (AREA)
- Treatment Of Sludge (AREA)
Abstract
The utility model relates to a filter belt washing device used for a sludge thickening dehydrator, which belongs to environmental-protection equipment. The filter belt washing device comprises a spray pipe and a spray head, wherein, a spraying nozzle, a spraying nozzle holder, a compression nut and a sealing gasket are arranged on the spray head, the spraying nozzle is a raised thin wall structure with a spherical middle part, and a spouting vent on the spraying nozzle is a long through-hole parallel with the axial line of the spray pipe. The spouting vent is less susceptible to blockage, the purity requirement to the washing water is not high, and the reclaimed water in the operating environment can be used as the washing water; the injection water ejected by the spraying nozzle forms linear fan-shaped water flow, the sprinkling surface is narrow, so the impacting force of the washing water is concentrated, the washing effect is good, the pressure loss is small and the energy is saved; and the filter belt washing device can save a great amount of water, consumes one third as much water as other original filter belt washing devices do under the same working conditions and also reduces the secondary pollution to the environment while reducing the production cost of sewage treatment.
Description
Technical field
The utility model relates to environment protection equipment, relates in particular to a kind of strainer flusher that is used for the sludge concentration and dewatering machine of environmental protection equipment.
Background technology
After mud enters the sludge concentration and dewatering machine and is sent on the strainer; because the tension force of strainer is to the extruding of mud cake; part mud is embedded between the net seam of strainer; only depend on drain separator the mud in the strainer net seam can not be laid down; strainer must clean; otherwise the mud particulate that is covered with in the strainer net seam can make strainer can't repeat dehydration work again.Therefore, can the strainer of sludge concentration and dewatering machine effectively wash, and is one of leading indicator that influences the complete machine service behaviour.The strainer flusher of the sludge concentration and dewatering machine that uses on market at present exists following problem: 1, the complex structure of Flushing nozzle, nozzle on the shower nozzle is a tubulose, elongated hole spout on the blast tube very easily stops up, therefore higher to the purity requirement of flushing water, otherwise directly have influence on developing result, owing to using clean water to wash the production cost that has improved sewage disposal.2, the spout on the Flushing nozzle is circular, and formed injection water be conical, and big, diffusing and current are vaporific because of its spray area, impulse force is not concentrated when causing hydro-peening, dirt on the strainer all can not be rinsed well, and the system pressure loss is big the water consumption height.
Summary of the invention
The purpose of this utility model provides that a kind of simple in structure, shower nozzle is difficult for stopping up, the energy-efficient strainer flusher that is used for the sludge concentration and dewatering machine.
For reaching above-mentioned purpose, the utility model is by the following technical solutions: this strainer flusher that is used for the sludge concentration and dewatering machine comprises jet pipe and is arranged on shower nozzle on the jet pipe, shower nozzle is connected with jet pipe, in shower nozzle, be provided with nozzle, described nozzle is the thin-wall construction that middle part projection spherical in shape, periphery are plane annular, raised position in nozzle center is provided with spout, and spout is connected with jet pipe.
The described spout that is arranged on the nozzle becomes the microscler through hole of 0～5 ° of angle with nozzle axis for its longitudinal centre line.
On shower nozzle, also be provided with the nozzle carrier and the clamp nut of hollow, nozzle is positioned at the top of nozzle carrier endoporus, clamp nut is positioned at the bottom of nozzle carrier endoporus, contact site at nozzle upper surface and nozzle carrier endoporus step is provided with sealing gasket, the lower surface of nozzle contacts with the upper surface of clamp nut, and clamp nut is connected with nozzle carrier by screw thread.
Clamp nut is provided with axially extending bore, is provided with interior six sides on the top of axially extending bore, is provided with the spherical hollow space greater than the protruding area in nozzle middle part of indent in the bottom of axially extending bore.
The longitudinal centre line of described spout becomes 5 ° of angles with nozzle axis, the two ends of the microscler through hole of spout are set to semicircle.
The utility model nozzle is set to the thin-wall construction that middle part projection spherical in shape, periphery are plane annular, is the microscler through hole that is parallel to nozzle axis at the spout of the raised position setting of nozzle center.Because spout is the elongated opening of thin-walled, be difficult for blocked, not high to the purity requirement of spray washing, so spray washing liquid can adopt the recycled water in the working environment during work.And the hemisphere jut structure of nozzle center makes the injection water that sprays from nozzle form linear fan-shaped current, when a plurality of nozzles during along the axial uniform arrangement of jet pipe, these linear fan-shaped current couple together strainer have been formed the linear spray face that is parallel to nozzle axis, owing to spray faciostenosis, make the impulsive force of flushing water concentrate, developing result is good, thereby the pressure loss is little, has saved the energy.This strainer flusher can conserve water in a large number, and the water consumption under equal operating mode is 1/3rd of other former strainer flusher, at the production cost that reduces sewage disposal simultaneously, has reduced second environmental pollution again.
Description of drawings
Fig. 1 is a contour structures schematic diagram of the present utility model;
Fig. 2 is the injection trace of injection water on strainer of adjacent jet pipe;
Fig. 3 is the internal structure schematic diagram of Figure 1A-A cross section upper nozzle;
Fig. 4 is the planar structure schematic diagram of nozzle.
The specific embodiment
Originally the strainer flusher that is used for the sludge concentration and dewatering machine comprises jet pipe 1 and the shower nozzle that is arranged on the jet pipe, shower nozzle is connected with jet pipe 1, in shower nozzle, be provided with nozzle 2, described nozzle 2 is the thin-wall construction of plane annular for middle part projection spherical in shape, periphery, raised position at nozzle 2 centers is provided with spout 6, and spout 6 is connected with jet pipe 1.The described spout 6 that is arranged on the nozzle 2 is the microscler through hole that is parallel to nozzle axis.In order to reduce the machining stress of microscler through hole, in the present embodiment, in order to avoid interfering with each other of adjacent two current that nozzle sprays, the longitudinal centre line of spout is set to become with nozzle axis 5 ° of angle (see figure 2)s, and the two ends of the microscler through hole of spout are set to semicircle.On shower nozzle, also be provided with the nozzle carrier 4 and the clamp nut 5 of hollow, nozzle 2 is positioned at the top of nozzle carrier 4 endoporus, clamp nut 5 is positioned at the bottom of nozzle carrier 4 endoporus, in order to keep injection water that enough pressure is arranged, avoid injection water to leak, be provided with sealing gasket 3 in the contact site of nozzle 2 upper surfaces and nozzle carrier 4 endoporus steps.The lower surface of nozzle 2 contacts with the upper surface of clamp nut 5, and clamp nut 5 is connected with nozzle carrier 4 by screw thread.On clamp nut 5, also be provided with axially extending bore, be provided with interior six sides on the top of axially extending bore, can clamp nut be tightened by outer hexagon.To form fan-shaped water smoke in order being beneficial to, to be provided with the spherical hollow space greater than the protruding area in nozzle middle part of indent in the bottom of clamp nut 5 axially extending bores from the injection water of nozzle ejection.
In addition, the longitudinal centre line on also can spout is set to become with nozzle axis the microscler through hole less than 5 ° of angles.Also the two ends of the microscler through hole of spout are set to other shape square, trapezoidal or except that semicircle as required.Interior six sides can also be set on the axially extending bore top of clamp nut 5, and change six sides outside the lower end of clamp nut 5 is provided with into, by allen wrench with nut screwing clamping.
Its operation principle is as follows: on this device, spout on the nozzle is set to the elongated opening of thin-walled, the bottom of nozzle bottom surface and clamp nut axially extending bore and the contacted position of the flushing water of ejaculation are configured to the spherical structure that raises up respectively, when flushing water sprays by the elongated opening on the nozzle in jet pipe, current are overcoming under the capillary situation, formation has the linear fan-shaped current of great impact power, vertically sprays to the flushing object.The lip-deep mud attachment of strainer forms free shape and all breaks away from strainer under the strong flushing of linear current, makes strainer recover its original drainability, enters working cycles next time.The system works pressure of this device is 0.4～0.7MPa, and the current cone angle of ejection is 60～90 °.Jet pipe is provided with a plurality of nozzles along the axial uniform arrangement of jet pipe, and its arrangement pitches has enough registrations to get final product with the current that guarantee per two adjacent shower nozzle ejections.
Claims (5)
1, a kind of strainer flusher that is used for the sludge concentration and dewatering machine, comprise jet pipe and the shower nozzle that is arranged on the jet pipe, shower nozzle is connected with jet pipe, in shower nozzle, be provided with nozzle, it is characterized in that: described nozzle is the thin-wall construction that middle part projection spherical in shape, periphery are plane annular, raised position in nozzle center is provided with spout, and spout is connected with jet pipe.
2, the strainer flusher that is used for the sludge concentration and dewatering machine according to claim 1 is characterized in that: the described spout that is arranged on the nozzle becomes the microscler through hole of 0～5 ° of angle with nozzle axis for its longitudinal centre line.
3, the strainer flusher that is used for the sludge concentration and dewatering machine according to claim 2, it is characterized in that: the nozzle carrier and the clamp nut that on shower nozzle, also are provided with hollow, nozzle is positioned at the top of nozzle carrier endoporus, clamp nut is positioned at the bottom of nozzle carrier endoporus, contact site at nozzle upper surface and nozzle carrier endoporus step is provided with sealing gasket, the lower surface of nozzle contacts with the upper surface of clamp nut, and clamp nut is connected with nozzle carrier by screw thread.
4, the strainer flusher that is used for the sludge concentration and dewatering machine according to claim 3, it is characterized in that: clamp nut is provided with axially extending bore, be provided with interior six sides on the top of axially extending bore, be provided with the spherical hollow space greater than the protruding area in nozzle middle part of indent in the bottom of axially extending bore.
5, the strainer flusher that is used for the sludge concentration and dewatering machine according to claim 4, it is characterized in that: the longitudinal centre line of described spout becomes 5 ° of angles with nozzle axis, the two ends of the microscler through hole of spout are set to semicircle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202212029U CN201313012Y (en) | 2008-11-21 | 2008-11-21 | Filter belt washing device for sludge thickening dehydrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202212029U CN201313012Y (en) | 2008-11-21 | 2008-11-21 | Filter belt washing device for sludge thickening dehydrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201313012Y true CN201313012Y (en) | 2009-09-23 |
Family
ID=41124798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202212029U Expired - Fee Related CN201313012Y (en) | 2008-11-21 | 2008-11-21 | Filter belt washing device for sludge thickening dehydrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201313012Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236706A (en) * | 2015-11-20 | 2016-01-13 | 无锡山川环保机械有限公司 | Washing spraying device |
-
2008
- 2008-11-21 CN CNU2008202212029U patent/CN201313012Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236706A (en) * | 2015-11-20 | 2016-01-13 | 无锡山川环保机械有限公司 | Washing spraying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090923 Termination date: 20151121 |
|
| EXPY | Termination of patent right or utility model |