CN210993335U

CN210993335U - Waste water prefilter

Info

Publication number: CN210993335U
Application number: CN201921564814.2U
Authority: CN
Inventors: 黄景珍
Original assignee: Individual
Current assignee: Jiangsu Jianchuan Automatic Control Technology Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-07-14
Anticipated expiration: 2029-09-19

Abstract

The utility model relates to the technical field of auxiliary wastewater treatment devices, in particular to a wastewater pre-filtering device which has simple structure, is convenient for cleaning a filter screen and simultaneously improves the pre-treatment quality; the water storage tank comprises a tank body, wherein a cavity is arranged in the tank body, and a water inlet is communicated with the right half area of the top of the tank body; still including the case that stews, threaded rod and guard box, the regional intercommunication of box top central authorities is provided with the installing port, installing port department is provided with the bearing, bearing middle part key-type is connected with the screwed pipe, the screwed pipe is passed to the screw rod bottom spiral shell dress, the threaded rod bottom is provided with the transition pole, the slope of transition pole bottom is provided with the filter screen, filter screen edge region is provided with the support ring, support ring lateral wall and box inner wall contact, and the box inner wall transverse section shape is the rectangle, box right side wall intercommunication is provided with the clearance mouth, and the filter screen height is less than clearance mouthful height, screwed pipe lateral wall top is provided with first bevel gear, the box.

Description

Waste water prefilter

Technical Field

The utility model relates to a technical field of waste water treatment auxiliary device especially relates to a waste water prefilter.

Background

As is well known, a wastewater pre-filtering device is an auxiliary device for pre-filtering wastewater to remove large garbage and waste in the wastewater, so as to better perform subsequent treatment, and is widely used in the field of wastewater treatment; the existing wastewater pre-filtering device comprises a box body, wherein a cavity is arranged in the box body, a water inlet is communicated with the right half area of the top of the box body, a water outlet pipe is communicated with the bottom of the box body, and a filter screen is transversely and fixedly connected in the box body; when the existing wastewater pre-filtering device is used, wastewater enters the box body along the water inlet, impurities are intercepted by the filter screen, and the treated water is discharged along the water outlet pipe; the existing wastewater pre-filtering device is found to be inconvenient to clean impurities on the filter screen, and the sewage treated by the filter screen still contains a small amount of impurities, so that the due effect of pre-treatment cannot be achieved, and the use reliability is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a simple structure, the filter screen is convenient for clear up, improves the preliminary treatment quality simultaneously, improves the waste water prefilter of using the reliability.

The utility model discloses a wastewater pre-filtering device, which comprises a box body, wherein a cavity is arranged inside the box body, and a water inlet is communicated with the right half area of the top of the box body; the box body is characterized by further comprising a standing box, a threaded rod and a protection box, wherein a mounting opening is communicated with the central area of the top of the box body, a bearing is arranged at the mounting opening, a threaded pipe is connected with the middle part of the bearing in a key mode, the bottom end of the threaded rod is screwed and penetrates through the threaded pipe, a transition rod is arranged at the bottom end of the threaded rod, a filter screen is obliquely arranged at the bottom end of the transition rod, a support ring is arranged at the edge area of the filter screen, the outer side wall of the support ring is in contact with the inner side wall of the box body, the transverse cross section of the inner side wall of the box body is rectangular, a cleaning opening is communicated with the right side wall of the box body, the height of the filter screen is lower than that of the cleaning opening, a first bevel gear is arranged at the top end, and cross ferry-house and installing port intercommunication, the motor output passes the ferry-house, protection bottom of the case portion demountable installation is at the box top, the incasement portion that stews is provided with the chamber of stewing, the regional intercommunication in the second half of the box right side wall is provided with the overflow pipe, overflow pipe output and the case left side wall top intercommunication that stews, the case right side wall that stews is provided with the platform, the platform top is provided with the water pump, the water pump input is provided with the inlet tube, the inlet tube input stretches into to the intracavity bottom that stews, the water pump output is provided with first outlet pipe and second outlet pipe, first outlet pipe output stretches into to the internal top of box, the bottom of the box intercommunication is.

The utility model discloses a waste water prefilter, the roof portion intercommunication that stews is provided with the steady voltage mouth to steady voltage mouth department is provided with first grid board.

The utility model discloses a waste water prefilter, the inside central zone slope of box is provided with second grid board, second grid board and the contact of filter screen bottom.

The utility model discloses a waste water prefilter, the regional slope of the second half of the right side wall is provided with the buffer board in the box.

The utility model discloses a waste water prefilter, the incasement portion of stewing vertically is provided with the baffle, and the baffle will stew the chamber and divide into left cavity and right cavity, and the bottom of the case portion of stewing is provided with two sets of scum pipes with left cavity and right cavity intercommunication, and two sets of scum pipe output all is provided with the second valve.

The utility model discloses a waste water prefilter, be provided with third valve and fourth valve on first outlet pipe and the second outlet pipe respectively.

The utility model discloses a waste water prefilter, the guard box passes through multiunit bolt demountable installation at the box top.

The utility model discloses a waste water prefilter, the case of stewing is provided with the reinforcing plate of being connected with the platform.

Compared with the prior art, the beneficial effects of the utility model are that: under the mutual cooperation of the bearing, the first bevel gear, the second bevel gear, the threaded pipe, the transition rod and the threaded rod, and the transverse section of the inner side wall of the box body is rectangular, so that the motor rotates to change the height of the filter screen, sewage enters the box body along the water inlet, impurities are intercepted by the filter screen, filtered water enters the bottom in the box body, the impurities are deposited at the bottom in the box body, the first valve is periodically opened to enable the impurities to flow out along the sewage discharge pipe, the water flows into the standing box body along the overflow pipe, after the water pump is started, the purified water is discharged along the first water outlet pipe and the second water outlet pipe, the second water outlet pipe is communicated with a downstream process, the device can greatly improve the treatment quality of water through one-time filtration and two-time standing, when the filter screen needs to be cleaned, the motor is firstly started to enable the right end of the filter screen to be, impurity is discharged along the clearance mouth, simple structure, and the filter screen is convenient for clear up, improves the preliminary treatment quality simultaneously, improves and uses the reliability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a perspective view of the protective case;

FIG. 3 is a right side view of the resting tank and the partition;

in the drawings, the reference numbers: 1. a box body; 2. a water inlet; 3. standing in a box; 4. a threaded rod; 5. a protection box; 6. a threaded pipe; 7. a transition rod; 8. filtering with a screen; 9. a support ring; 10. cleaning the opening; 11. a first bevel gear; 12. a motor; 13. a second bevel gear; 14. an overflow pipe; 15. a platform; 16. a water pump; 17. a water inlet pipe; 18. a first water outlet pipe; 19. a second water outlet pipe; 20. a blow-off pipe; 21. a first valve; 22. a first grid plate; 23. a second grid plate; 24. a buffer plate; 25. a partition plate; 26. a slag discharge pipe; 27. a second valve; 28. a third valve; 29. and a fourth valve.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 3, the wastewater pre-filtering device of the present invention comprises a box body 1, wherein a cavity is arranged inside the box body 1, and a water inlet 2 is communicated with the right half area of the top of the box body 1; the device also comprises a standing box 3, a threaded rod 4 and a protection box 5, wherein the central area of the top of the box body 1 is communicated with and provided with a mounting port, the mounting port is provided with a bearing, the middle part of the bearing is in key connection with a threaded pipe 6, the bottom of the threaded rod 4 is in threaded connection with and passes through the threaded pipe 6, the bottom of the threaded rod 4 is provided with a transition rod 7, the bottom of the transition rod 7 is obliquely provided with a filter screen 8, the edge area of the filter screen 8 is provided with a support ring 9, the outer side wall of the support ring 9 is in contact with the inner side wall of the box body 1, the transverse cross section of the inner side wall of the box body 1 is rectangular, the right side wall of the box body 1 is communicated with and provided with a cleaning port 10, the height of the filter screen 8 is lower than the height of the cleaning port 10, the top of the, the left side wall of the protection box 5 is communicated with a transition port, the transition port is communicated with a mounting port, the output end of the motor 12 penetrates through the transition port, the bottom of the protection box 5 is detachably mounted at the top of the box body 1, a standing cavity is arranged inside the standing box 3, the lower half area of the right side wall of the box body 1 is communicated with an overflow pipe 14, the output end of the overflow pipe 14 is communicated with the top end of the left side wall of the standing box 3, the right side wall of the standing box 3 is provided with a platform 15, the top of the platform 15 is provided with a water pump 16, the input end of the water pump 16 is provided with a water inlet pipe 17, the input end of the water inlet pipe 17 extends into the bottom of the standing cavity, the output end of the water pump 16 is provided with a first water outlet pipe 18 and a second water outlet; under the mutual cooperation of the bearing, the first bevel gear, the second bevel gear, the threaded pipe, the transition rod and the threaded rod, and the transverse section of the inner side wall of the box body is rectangular, so that the motor rotates to change the height of the filter screen, sewage enters the box body along the water inlet, impurities are intercepted by the filter screen, filtered water enters the bottom in the box body, the impurities are deposited at the bottom in the box body, the first valve is periodically opened to enable the impurities to flow out along the sewage discharge pipe, the water flows into the standing box body along the overflow pipe, after the water pump is started, the purified water is discharged along the first water outlet pipe and the second water outlet pipe, the second water outlet pipe is communicated with a downstream process, the device can greatly improve the treatment quality of water through one-time filtration and two-time standing, when the filter screen needs to be cleaned, the motor is firstly started to enable the right end of the filter screen to be, impurity is discharged along the clearance mouth, simple structure, and the filter screen is convenient for clear up, improves the preliminary treatment quality simultaneously, improves and uses the reliability.

The utility model relates to a wastewater pre-filtering device, the top of a standing box 3 is communicated with a pressure stabilizing port, and the pressure stabilizing port is provided with a first grating plate 22; the steady voltage mouth is used for stablizing the case internal pressure that stews, and first grid board reduces external impurity and gets into.

The utility model relates to a wastewater pre-filtering device, a second grating plate 23 is obliquely arranged in the central area inside a box body 1, and the second grating plate 23 is contacted with the bottom of a filter screen 8; when the filter screen is in the operating position, the second grid plate supports the filter screen, and the load of the transition rod is reduced.

The utility model relates to a wastewater pre-filtering device, a buffer plate 24 is obliquely arranged in the lower half area of the right side wall in a box body 1; the buffer board slope is installed inside the box, and on the buffer board was fallen to the water that flows along the filter screen right side, then flowed to the box bottom under the action of gravity, can reduce the impurity influence to bottom accumulation in the box.

The utility model discloses a waste water prefilter, the interior of the standing box 3 is vertically provided with a baffle 25, the baffle 25 divides the standing cavity into a left cavity and a right cavity, the bottom of the standing box 3 is provided with two groups of slag discharging pipes 26 communicated with the left cavity and the right cavity, and the output ends of the two groups of slag discharging pipes 26 are both provided with a second valve 27; the water all stews in left cavity and right cavity inside to the device is stood by twice and is become the cubic and stew, further reduces inlet tube department impurity content, regularly opens two sets of second valves and discharges the inside impurity of left cavity and right cavity.

In the wastewater pre-filtering device of the utility model, the first water outlet pipe 18 and the second water outlet pipe 19 are respectively provided with a third valve 28 and a fourth valve 29; the flow direction of the water outlet of the water pump is controlled by adjusting the opening degrees of the third valve and the fourth valve.

The utility model relates to a wastewater pre-filtering device, a protection box 5 is detachably arranged at the top of a box body 1 through a plurality of groups of bolts; the guard box passes through multiunit bolt demountable installation at the box top, is convenient for maintain first bevel gear and second bevel gear etc..

The utility model relates to a wastewater pre-filtering device, a reinforcing plate connected with a platform 15 is arranged on a standing box 3; the reinforcing plate improves the stability of the platform and the standing box.

The utility model relates to a waste water prefilter, when in operation, when the filter screen is in the working position, the second grating plate supports the filter screen, reduces the load of a transition rod, a pressure stabilizing port is used for stabilizing the pressure in the box, the first grating plate reduces the entering of external impurities, under the mutual cooperation of a bearing, a first bevel gear, a second bevel gear, a threaded pipe, the transition rod and a threaded rod, the transverse section of the inner side wall of the box body is rectangular, thereby the motor rotates to change the height of the filter screen, sewage enters the box body along a water inlet, impurities are intercepted by the filter screen, filtered water enters the inner bottom of the box body, impurities are deposited at the inner bottom of the box body, a buffer plate is obliquely arranged in the box body, water flowing along the right side of the filter screen falls onto the buffer plate and then flows to the inner bottom of the box body under the action of gravity, regularly open first valve and make impurity flow along the blow off pipe, water flows to the incasement portion that stews along the overflow pipe, water all stews in left cavity and right cavity inside, thereby the device stews by twice and becomes the cubic and stews, further reduce inlet tube department impurity content, regularly open two sets of second valves with the inside impurity discharge of left cavity and right cavity, after opening the water pump, purify back water along first outlet pipe and second outlet pipe discharge, the second outlet pipe communicates with low reaches process, this device can improve the treatment quality of water greatly through once filtering and cubic stew, when the filter screen need clear up, the flow direction of water is controlled through the aperture of adjusting third valve and fourth valve to the right-hand member, at first open the motor and make filter screen and clearance mouth level, then open the water pump and make water flow along first outlet pipe and wash the filter screen, impurity is discharged along the clearance mouth.

The utility model discloses a waste water is filter equipment in advance, it is above the mounting means of all parts, connected mode or the mode that sets up are the welding, riveting or other common mechanical mode, wherein can slide/rotate fixedly promptly for slide/not dropping under the rotation state, seal the intercommunication and seal when two connecting pieces communicate promptly, and the concrete structure of its all parts, model and coefficient index are its from the area technique, as long as can reach all implementation of its beneficial effect, above-mentioned all with the electric module and be the common electrical part in market with electrical apparatus, buy when returning to the use only need connect according to the mutual electricity of the instruction manual of buying back together and can use, and control module is its common from taking the module, the event is all no longer repeated here.

The utility model relates to a wastewater pre-filtering device, under the condition of not being described reversely, the directional words contained in the terms of 'up-down, left-right, front-back, inside-outside, vertical and horizontal' and the like only represent the direction of the term under the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A wastewater pre-filtering device comprises a box body (1), wherein a cavity is arranged in the box body (1), and a water inlet (2) is communicated with the right half area of the top of the box body (1); the device is characterized by further comprising a standing box (3), a threaded rod (4) and a protection box (5), wherein a mounting opening is formed in the central area of the top of the box body (1) in a communicated mode, a bearing is arranged at the mounting opening, the middle of the bearing is in key connection with the threaded pipe (6), the bottom end of the threaded rod (4) penetrates through the threaded pipe (6) in a threaded mode, a transition rod (7) is arranged at the bottom end of the threaded rod (4), a filter screen (8) is obliquely arranged at the bottom end of the transition rod (7), a support ring (9) is arranged in the edge area of the filter screen (8), the outer side wall of the support ring (9) is in contact with the inner side wall of the box body (1), the transverse cross section of the inner side wall of the box body (1) is rectangular, a cleaning opening (10) is formed in a communicated mode on the right, the top of the box body (1) is provided with a motor (12), the output end of the motor (12) is provided with a second bevel gear (13) meshed with the first bevel gear (11), the inside of the protection box (5) is provided with a protection cavity, the bottom of the protection box (5) is communicated with and provided with an installation port, the left side wall of the protection box (5) is communicated with and provided with a transition port, the transition port is communicated with the installation port, the output end of the motor (12) penetrates through the transition port, the bottom of the protection box (5) is detachably installed at the top of the box body (1), the inside of the standing box (3) is provided with a standing cavity, the lower half area of the right side wall of the box body (1) is communicated with and provided with an overflow pipe (14), the output end of the overflow pipe (14) is communicated with the top end of the left side wall of the standing box (3), the right side wall of the, the input end of the water inlet pipe (17) stretches into the bottom of the standing cavity, the output end of the water pump (16) is provided with a first water outlet pipe (18) and a second water outlet pipe (19), the output end of the first water outlet pipe (18) stretches into the top of the box body (1), the bottom of the box body (1) is communicated with a drain pipe (20), and the output end of the drain pipe (20) is provided with a first valve (21).

2. The wastewater pre-filtering device as claimed in claim 1, characterized in that the top of the standing tank (3) is provided with a pressure stabilizing port in communication, and the pressure stabilizing port is provided with a first grid plate (22).

3. A wastewater pre-filtering device according to claim 2, characterized in that said box (1) is provided with a second grating plate (23) inclined in the central area of the inside, said second grating plate (23) being in contact with the bottom of the filtering net (8).

4. A wastewater pre-filtering device as claimed in claim 3, characterized in that a buffer plate (24) is obliquely arranged on the lower half area of the right side wall in the tank body (1).

5. The waste water prefiltering device according to claim 4, wherein a partition plate (25) is longitudinally arranged inside the standing tank (3), the partition plate (25) divides the standing cavity into a left chamber and a right chamber, two groups of slag discharge pipes (26) communicated with the left chamber and the right chamber are arranged at the bottom of the standing tank (3), and the output ends of the two groups of slag discharge pipes (26) are respectively provided with a second valve (27).

6. A waste water prefilter unit as claimed in claim 5 wherein said first outlet pipe (18) and said second outlet pipe (19) are provided with a third valve (28) and a fourth valve (29), respectively.

7. The waste water prefiltration apparatus of claim 6 wherein said protective box (5) is removably mounted on top of the tank (1) by means of a plurality of sets of bolts.

8. The wastewater pre-filtering device as claimed in claim 7, characterized in that the rest tank (3) is provided with a reinforcement plate connected to the platform (15).