CN210612999U - Sewage filtering device - Google Patents

Sewage filtering device Download PDF

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Publication number
CN210612999U
CN210612999U CN201921454045.0U CN201921454045U CN210612999U CN 210612999 U CN210612999 U CN 210612999U CN 201921454045 U CN201921454045 U CN 201921454045U CN 210612999 U CN210612999 U CN 210612999U
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China
Prior art keywords
water
water tank
pipe
weir plate
overflow weir
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Active
Application number
CN201921454045.0U
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Chinese (zh)
Inventor
王福存
张超
张满超
魏辉
郭潞斌
张丰韵
杨鑫
黄海燕
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Tianji Coal Chemical Industry Group Co Ltd
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Tianji Coal Chemical Industry Group Co Ltd
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Priority to CN201921454045.0U priority Critical patent/CN210612999U/en
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Abstract

The utility model discloses a sewage filtering device, including the water tank, be equipped with filter screen and overflow weir plate in proper order in the water tank, cut apart into filtering area, settling zone and production water district with the water tank, just overflow weir plate highly all is less than the height of filter screen and water tank be equipped with the drain pipe in filtering area and the settling zone respectively be equipped with in the production water district and be used for producing the water pipe, the delivery port end of producing the water pipe is connected with and is used for controlling the water discharging water valve of producing, the height that highly is less than the overflow weir plate of producing the water pipe. The utility model discloses at the water tank through carrying out the filter screen interception, rivers when to overflow weir plate, overflow weir plate blocks water, and the water turns back the back velocity of flow and reduces, and the aquatic deposits than heavy impurity, reaches the impurity of getting rid of the aquatic, reaches the problem that prevents to block up analytical equipment.

Description

Sewage filtering device
Technical Field
The utility model belongs to the technical field of the water treatment, a filter equipment is related to, especially relate to one kind and be used for preventing because of impurity, the more Y type filter screen that leads to on-line analysis appearance or front end frequently blocks up filter equipment too fast of suspended solid.
Background
Waste water treatment is the problem that chemical enterprises can meet certainly, and along with the awakening of national environmental protection consciousness, the emission standard of making is more and more strict, and many medium filter backwash water, resin bed regeneration liquid, circulating water blowdown water and advanced treatment unit district's self domestic sewage etc. all will mix the retreatment. However, impurities are inevitably generated in the water, and the impurities are divided into two types: the gravel and crushed resin with small volume and large weight; secondly, plastic bags with larger volume and lighter weight and the like; the impurities easily cause the blockage of an on-line analyzer or a previous Y-shaped filter screen, so that the sampling cannot be performed, and the on-line data distortion can be caused to influence the adjustment of production and the water quality of external drainage.
Disclosure of Invention
In order to solve because of aquatic impurity leads to online analysis appearance and Y type filter screen to block up the problem in sewage treatment, the utility model discloses a sewage filtering device, at the water tank through carrying out the filter screen interception, when rivers to overflow weir plate, overflow weir plate blockked water, and the water velocity of flow reduces after turning back, and heavier impurity of aquatic deposits, reaches the impurity of getting rid of the aquatic, reaches the problem that prevents to block up analytical equipment.
The technical scheme of the utility model is realized like this:
the utility model discloses a sewage filtering device, which comprises a water tank, wherein a filter screen and an overflow weir plate are sequentially arranged in the water tank, the water tank is divided into a filtering area, a settling area and a water production area, the height of the overflow weir plate is lower than that of the filter screen and the water tank, drain pipes are respectively arranged in the filtering area and the settling area, a water production pipe is arranged in the water production area, the water outlet end of the water production pipe is connected with a water production valve for controlling the discharge of produced water, and the height of the water production pipe is lower than that of the overflow weir plate; the water in the water tank enters the settling zone after filtering out larger impurities in the water through the filter screen, the water is blocked by the overflow plate, the flow rate of the water becomes slow, heavier impurities such as heavier gravel, resin and the like in the water can be settled in the rising process, and the water after being filtered and settled enters the water production zone to be used as the inlet water of the on-line analyzer.
In a preferred embodiment, the overflow weir plate is provided with overflow holes at its upper section, so that the clear water precipitated in the precipitation zone slowly flows from the overflow holes at the upper section of the overflow weir plate to the water production zone.
Furthermore, the filter screen is formed by overlapping two filter screens with the size of 10 x 10mm, so that larger impurities can be intercepted without influencing the passing of water flow. The improved filter screen is characterized in that mounting grooves are formed in the left end and the right end of the filter screen, the filter screen can be conveniently disassembled and assembled normally, and impurities intercepted above the filter screen can be disassembled and cleaned after the filter screen is used for a period of time.
As a preferred embodiment, the bottom of the filtering area and the bottom of the settling area are provided with drain pipes, and the drain pipes are provided with bottom drain valves for controlling drainage; the water production pipe is vertically arranged at the bottom of the water production area and used for preventing impurities sinking at the bottom from entering an analyzer connected with the water outlet end of the water production pipe. The bottom of the filtering area, the bottom of the settling area and the bottom of the water producing area are all connected with bottom drain pipes and are provided with valves, so that water in each area can be drained conveniently in time when the filter is cleaned, and sundries settled at the bottom can be removed.
As a preferred embodiment, the water tank can treat static water, and can further embody the advantages when treating dynamic water, wherein a water inlet pipe is arranged at the front end of the water tank, and an overflow pipe is arranged at the tail end of the water tank; preferably, in order to increase the retention time of the water in the filtering area to ensure that the produced water is cleaner, a water inlet pipe is arranged at the upper section of the front end of the water tank. Furthermore, the water inlet valve is additionally arranged on the water inlet pipe to control the water inflow, so that the water inflow is reduced as much as possible on the premise of ensuring that the online water quantity analysis can be met, the flow speed is reduced, and the large-quality impurities can be fully precipitated.
Further, be equipped with filter screen and overflow weir plate along the rivers direction in proper order in the water tank, the height that highly is not less than the water tank of filter screen, the height that highly is less than the water tank of overflow weir plate, the height that highly is less than the overflow weir plate of overflow pipe water inlet. Preferably, the height of the water inlet of the overflow pipe is higher than that of the water production pipe.
The utility model discloses set gradually filter screen and overflow weir plate along the rivers direction in the water tank and divide into filtering area, settling zone and product water district with the water tank, establish the product water pipe in the product water district, and set up the height of inlet tube, overflow weir plate and product water pipe ingeniously, make the water in the water tank filter the back with the great impurity in aqueous through the filter screen, get into the settling zone, water is sheltered from by the overflow plate and the velocity of flow slows down water and can precipitate in the rising in-process heavy grit, heavier debris such as resin in aqueous, water after filtering the sediment gets into the product water district, use as the intake of on-line analyzer; the bottom of the filtering area, the bottom of the settling area and the bottom of the water producing area are all connected with bottom drain pipes and are provided with valves, so that water in each area can be drained conveniently in time when the filter is cleaned, and sundries settled at the bottom can be removed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
In the figure: 1. filtering with a screen; 2. an overflow weir plate; 3. a first bottom discharge valve; 4. a second bottom discharge valve; 5. a water production valve; 6. a water inlet valve; 7. a water production pipe; 8. and (4) an overflow pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The sewage filtering device shown in fig. 1 comprises a water tank, wherein a water inlet pipe is arranged at the upper section of the front end of the water tank, a water inlet valve 6 is arranged on the water inlet pipe, and an overflow pipe 8 is arranged at the tail end of the water tank; a filter screen 1 and an overflow weir plate 2 are sequentially arranged in the water tank along the water flow direction, the water tank is divided into a filtering area, a settling area and a water production area, the height of the overflow weir plate 2 is lower than that of the filter screen 1 and that of the water tank, drain pipes are respectively arranged at the bottoms of the filtering area and the settling area, and a first bottom drain valve 3 and a second bottom drain valve 4 for controlling drainage are sequentially arranged on the corresponding drain pipes; the water production pipe 7 is vertically arranged at the bottom of the water production area and used for preventing impurities sinking at the bottom from entering an analyzer connected with the water outlet end of the water production pipe, the water outlet end of the water production pipe 7 is connected with a water production valve 5 used for controlling the discharge of produced water, and the height of the water production pipe 7 is lower than that of the overflow weir plate 2; the water in the water tank enters the precipitation zone after filtering larger impurities in the water through the filter screen 1, the water is shielded by the overflow weir plate 2, the water with the flow rate being slowed down can precipitate heavier impurities such as heavier gravel, resin and the like in the water in the rising process, and the filtered and precipitated water enters the water production zone to be used as the inlet water of the on-line analyzer. The upper section of the overflow weir plate 2 is provided with overflow holes, so that the settled clean water in the settling zone slowly flows to the water production zone from the overflow holes at the upper section of the overflow weir plate 2
Further, the height of the filter screen 1 is not lower than that of the water tank, the height of the overflow weir plate 2 is lower than that of the water tank, and the height of the water inlet of the overflow pipe 8 is higher than that of the water production pipe 7.
Furthermore, the filter screen 1 is formed by overlapping two filter screens with the size of 10 x 10mm, so that larger impurities can be intercepted without influencing the passing of water flow; both ends are equipped with the mounting groove about filter screen 1, make things convenient for filter screen 1 can normal dismouting, can pull down the impurity of interception above the clearance with filter screen 1 after using a period.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a sewage filtering device, includes the water tank, its characterized in that: be equipped with filter screen and overflow weir plate in proper order in the water tank, cut apart into filtering area, settling area and product water district with the water tank, just overflow weir plate highly all be less than the height of filter screen and water tank be equipped with the drain pipe in filtering area and the settling area respectively be equipped with the product water pipe in the product water district, the delivery port end of product water pipe is connected with and is used for controlling the water valve of producing water exhaust, the height that highly is less than overflow weir plate of producing the water pipe.
2. The sewage filtration apparatus of claim 1, wherein: and the upper section of the overflow weir plate is provided with an overflow hole.
3. The sewage filtration apparatus of claim 1, wherein: the filter screen is formed by overlapping two filter screens of 10 x 10 mm.
4. The sewage filtration apparatus of claim 3, wherein: the left end and the right end of the filter screen are provided with mounting grooves.
5. The sewage filtration apparatus of claim 1, wherein: and the bottom of the filtering area and the bottom of the settling area are provided with drain pipes, and the drain pipes are provided with bottom drain valves for controlling drainage.
6. The sewage filtration apparatus of claim 1, wherein: the water production pipe is vertically arranged at the bottom of the water production area.
7. The sewage filtering apparatus according to any one of claims 1 to 6, wherein: the front end of the water tank is provided with a water inlet pipe, and the tail end of the water tank is provided with an overflow pipe.
8. The sewage filtration apparatus of claim 7, wherein: the upper section of the front end of the water tank is provided with a water inlet pipe.
9. The sewage filtration apparatus of claim 8, wherein: be equipped with filter screen and overflow weir plate along the rivers direction in proper order in the water tank, the height that highly is not less than the water tank of filter screen, the height that highly is less than the water tank of overflow weir plate, the height that highly is less than the overflow weir plate of overflow pipe water inlet.
10. The sewage filtration apparatus of claim 9, wherein: the height of the water inlet of the overflow pipe is higher than that of the water production pipe.
CN201921454045.0U 2019-09-03 2019-09-03 Sewage filtering device Active CN210612999U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921454045.0U CN210612999U (en) 2019-09-03 2019-09-03 Sewage filtering device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921454045.0U CN210612999U (en) 2019-09-03 2019-09-03 Sewage filtering device

Publications (1)

Publication Number Publication Date
CN210612999U true CN210612999U (en) 2020-05-26

Family

ID=70757218

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921454045.0U Active CN210612999U (en) 2019-09-03 2019-09-03 Sewage filtering device

Country Status (1)

Country Link
CN (1) CN210612999U (en)

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