CN218636717U - Prevent hydraulic screen of jam - Google Patents

Abstract

The utility model discloses a prevent blockking up hydraulic screen, relate to hydraulic screen technical field, including hydraulic screen body, hydraulic screen, clean the mechanism, hydraulic screen body adopts the open hollow structure in one side, the uncovered department of hydraulic screen body is equipped with hydraulic screen, it includes jet-propelled pipe to clean the mechanism, jet-propelled pipe is located inside hydraulic screen body, jet-propelled pipe's both ends all are equipped with the slide, slide and hydraulic screen body are at the lateral wall sliding connection of uncovered department, the one end of jet-propelled pipe is passed through the hose and is connected with air feeder, the hose passes the gap of hydraulic screen body between uncovered department's lateral wall and hydraulic screen, hydraulic screen is equipped with the baffle in the one side of keeping away from jet-propelled pipe, the baffle is connected with the slide. The utility model discloses not only can improve the clearance effect to hydraulic screen cloth, can also avoid the polluted environment.

Description

Prevent hydraulic screen of jam

Technical Field

The utility model relates to a hydraulic screen technical field, concretely relates to prevent hydraulic screen of jam.

Background

The hydraulic screen is a trash device for intercepting suspended matters in liquid. After the hydraulic screen runs for a period of time, the screen mesh of the hydraulic screen is easily blocked by dirt.

In contrast, in chinese patent application No. 201720501618.5, a "hydraulic screen" is disclosed, as shown in fig. 1, the hydraulic screen includes a hydraulic screen body 1 and a hydraulic screen 2, the hydraulic screen body 1 is of a hollow structure with one side open, the hydraulic screen 2 is arranged at an opening of the hydraulic screen body 1, and a cleaning mechanism is further arranged on the hydraulic screen body 1 and used for cleaning the hydraulic screen 2.

As shown in fig. 1, the cleaning mechanism includes an air injection pipe 3 installed inside the hydraulic screen body 1, and compressed air blown from the air injection pipe 3 is blown to the hydraulic screen 2 from inside the hydraulic screen body 1 to remove dirt on the surface of the hydraulic screen 2, thereby preventing the hydraulic screen 2 from being blocked.

However, in the above-described hydraulic screen, on one hand, since the positions of the air injection pipes 3 are fixed, the cleaning of the hydraulic screen 2 is not comprehensive enough, and the cleaning effect of the hydraulic screen 2 is reduced; on the other hand, when the compressed air is ejected from the air ejection pipe 3, the dirt on the hydraulic screen 2 is easily blown by the compressed air to be scattered around, and the environment is polluted.

Therefore, how to improve the cleaning effect of the hydraulic screen and avoid environmental pollution is a technical problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is not enough to the above-mentioned that prior art exists, provides a prevent hydraulic screen of jam, the utility model discloses not only can improve the clearance effect to hydraulic screen cloth, can also avoid the polluted environment.

In order to realize the purpose, the utility model discloses a technical scheme is:

the utility model provides a prevent hydraulic sieve of jam, including hydraulic sieve body, hydraulic sieve, clean the mechanism, hydraulic sieve body adopts the open hollow structure in one side, the uncovered department of hydraulic sieve body is equipped with hydraulic sieve, it includes jet-propelled pipe to clean the mechanism, jet-propelled pipe is located inside hydraulic sieve body, jet-propelled pipe's both ends all are equipped with the slide, the slide sieves the lateral wall sliding connection of body in uncovered department with hydraulic sieve, the one end of jet-propelled pipe is passed through the hose and is connected with air feeder, the hose passes the gap of hydraulic sieve body between uncovered lateral wall and hydraulic sieve, hydraulic sieve is equipped with the baffle in the one side of keeping away from jet-propelled pipe, the baffle is connected with the slide.

Furthermore, the lateral wall of water conservancy sieve body in uncovered department is equipped with the slide rail, the slide is equipped with and is used for the dovetail with slide rail sliding fit.

Furthermore, the outer side of the hydraulic screen body is provided with a driving motor and a mounting seat, an output shaft of the driving motor is provided with a screw rod, one end of the screw rod, far away from the driving motor, is rotatably connected with the mounting seat, and the sliding seat is provided with a screw hole used for being matched with the screw rod.

Further, be located the jet-propelled pipe both ends the slide all is equipped with the rotation hole, the tip and the rotation hole normal running fit of jet-propelled pipe, the tip of jet-propelled pipe are equipped with fixed convex part, and the pore wall in rotation hole is equipped with a plurality of fixed concave parts that set up along the circumference in rotation hole, fixed convex part and fixed concave part cooperation.

Furthermore, a hand wheel is arranged at one end, far away from the hose, of the air injection pipe, and the hand wheel is arranged in a gap between the side wall, at the opening, of the hydraulic screen body and the hydraulic screen mesh.

Further, the baffle adopts a transparent plate.

The utility model discloses beneficial effect who has:

the utility model discloses an among the hydraulic sieve, on the one hand, because the slider can carry the jet-propelled pipe to remove at the lateral wall of uncovered department along the hydraulic sieve body, and the hydraulic sieve screen cloth is located the uncovered department of hydraulic sieve body, so the position of jet-propelled pipe can change to in order to clear up the hydraulic sieve screen cloth more comprehensively, be favorable to improving the clearance effect to the hydraulic sieve screen cloth. On the other hand, when the sliding seats at the two ends of the air injection pipe slide along the side wall of the hydraulic screen body at the opening, the baffle can move along with the sliding seats, so that when the air injection pipe blows off dirt on the hydraulic screen, the dirt can be blocked by the baffle, the dirt is prevented from scattering everywhere, and the environment pollution is avoided. All in all, the utility model discloses a hydraulic screen not only can improve the clearance effect to hydraulic screen cloth, can also avoid the polluted environment.

Drawings

FIG. 1 is a schematic diagram of a background art;

FIG. 2 is a first perspective view of an anti-clog hydrocyclone screen;

FIG. 3 is a second perspective view of an anti-clog hydrocyclone screen;

FIG. 4 is a perspective view three of an anti-clog hydrocyclone screen;

FIG. 5 is a front view of an anti-clog hydrocyclone screen;

FIG. 6 is a rear view of an anti-clog hydrocyclone screen;

FIG. 7 is a top view of an anti-clogging hydro screen;

FIG. 8 isbase:Sub>A cross-sectional view taken at A-A of FIG. 7;

FIG. 9 is a perspective view of a portion of an anti-clog hydrocyclone screen;

FIG. 10 is a perspective view of a portion of an anti-clog hydrocyclone screen;

fig. 11 is a partial enlarged view at B in fig. 10.

Description of the reference numerals:

1-a hydraulic screen body, wherein,

101-water inlet area, 1011-water inlet, 1012-water outlet,

102-water outlet area, 1021-opening, 1022-gap, 1023-sewage outlet,

103-a waste fixing area, 1031-a waste discharge port, 1032-a spiral conveyer,

2-a hydraulic screen, 3-an air injection pipe, 4-a nozzle, 5-a hose, 6-a sliding seat, 601-a dovetail groove, 602-a screw hole, 603-a rotating hole, 6031-a fixed concave part, 7-a sliding rail, 8-a driving motor, 9-a mounting seat, 10-a screw rod, 11-a baffle, 12-a connecting rod, 13-a fixed convex part and 14-a hand wheel.

Detailed Description

For a better understanding of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings. It is noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

as shown in fig. 2-11, an anti-clogging hydraulic screen comprises a hydraulic screen body 1, a hydraulic screen 2 and a cleaning mechanism.

As shown in fig. 8, the hydraulic screen body 1 has a hollow structure with one side open.

Specifically, the method comprises the following steps: as shown in fig. 8, the inside of the hydraulic screen body 1 is divided into a water inlet area 101, a water outlet area 102 and a solid waste area 103.

As shown in fig. 7 and 8, an opening 1021 is arranged on one side of the water outlet area 102, a hydraulic screen 2 is arranged at the opening 1021, the upper end and the lower end of the hydraulic screen 2 are fixed on the hydraulic screen body 1, a gap 1022 is left between the hydraulic screen 2 and the side wall of the hydraulic screen body 1 at the opening 1021, and a drain 1023 is arranged on one side of the water outlet area 102 far away from the hydraulic screen 2. The water outlet area 102 is used for collecting the sewage filtered by the hydraulic screen 2, and when the sewage is collected to a certain degree, the sewage can be discharged through the sewage outlet 1023.

As shown in fig. 2 and 8, the water inlet region 101 is disposed above the water outlet region 102, a water inlet 1011 is disposed at an end of the water inlet region 101, and a water outlet 1012 is disposed at a side of the water inlet region 101 facing the hydraulic screen 2. The water inlet area 101 is used for conveying unfiltered sewage onto the hydraulic screen 2, and the unfiltered sewage enters the water inlet area 101 from the water inlet 1011 and then flows onto the hydraulic screen 2 from the water outlet 1012 to obtain filtration of the hydraulic screen 2.

As shown in fig. 7 and 8, the solid waste area 103 is disposed below the side of the water outlet area 102 where the hydraulic screen 2 is disposed, a screw conveyor 1032 is disposed in the solid waste area 103, and a waste discharge port 1031 is disposed on one side of the solid waste area 103. The solid waste intercepted by the hydraulic screen 2 can fall into the solid waste area 103 along the gradient of the hydraulic screen 2 under the scouring of the sewage, and the solid waste entering the solid waste area 103 is discharged from the waste discharge port 1031 by the screw conveyor 1032.

As shown in fig. 8-10, the cleaning mechanism includes an air injection pipe 3, and the air injection pipe 3 is a pipe body structure with two closed ends and a plurality of nozzles 4 mounted on the pipe wall. The wall of the gas lance 3 is provided with a hose 5 near the end, the hose 5 being connected at the end remote from the gas lance 3 to a gas supply device comprising an air compressor (not shown). The air compressor delivers compressed air to the gas lance 3 via a hose 5 and then discharges it from a nozzle 4 in the gas lance 3.

As shown in fig. 8, in the present embodiment, the air jet pipe 3 is installed in the water outlet area 102 inside the hydraulic screen body 1, and the compressed air ejected from the air jet pipe 3 can blow out the dirt blocked in the mesh of the hydraulic screen 2 from the back surface of the hydraulic screen 2, thereby realizing the dredging of the hydraulic screen 2. If the dirt falls back to the hydraulic screen 2 under the self-weight, the mesh on the hydraulic screen 2 cannot be blocked, because the dirt falling back to the hydraulic screen 2 is loosely covered on the surface of the hydraulic screen 2 and easily flows into the solid waste area 103 under the washing of water flow.

As shown in fig. 7, 9 and 10, sliding bases 6 are mounted at two ends of the air injection pipe 3, dovetail grooves 601 are formed in the sliding bases 6, sliding rails 7 are mounted on the side wall of the opening 1021 of the hydraulic screen body 1, and the sliding rails 7 are in sliding fit with the dovetail grooves 601, so that the air injection pipe 3 can slide along the side wall of the hydraulic screen body 1 at the opening 1021.

As shown in fig. 2 and 7, and the hose 5 can pass through the gap between the side wall of the hydraulic screen body 1 at the opening 1021 and the hydraulic screen 2, the air supply device is placed outside the hydraulic screen body 1, and the hose 5 has a length sufficient to accommodate the movement of the air lances 3 when the air lances 3 slide along the side wall of the hydraulic screen body 1 at the opening 1021.

In the hydraulic screen of this embodiment, because the slider can carry jet-propelled pipe 3 along hydraulic screen body 1 and remove at the lateral wall of uncovered 1021 department, and hydraulic screen 2 is located hydraulic screen body 1's uncovered 1021 department, so jet-propelled pipe 3's position can change to in clear up hydraulic screen 2 more comprehensively, be favorable to improving the cleaning performance to hydraulic screen 2.

In addition, as shown in fig. 2, 5, 9 and 10, a driving motor 8 and a mounting seat 9 are installed on the outer side of the hydraulic screen body 1, the driving motor 8 uses a servo motor capable of rotating forward and backward, a screw 10 is connected to an output shaft of the driving motor 8, one end of the screw 10 far away from the driving motor 8 is rotatably connected with the mounting seat 9 through a bearing, and the slide 6 is provided with a screw hole 602 for matching with the screw 10.

When the output shaft of the driving motor 8 drives the screw 10 to rotate forward, the sliding seat 6 carries the gas injection pipe 3 to slide from bottom to top along the side wall of the hydraulic screen body 1 at the opening 1021, so that the gas injection pipe 3 sprays compressed air to the hydraulic screen 2 from bottom to top; when the output shaft of the driving motor 8 drives the screw 10 to rotate reversely, the slide carriage 6 carries the gas injection pipe 3 to slide from top to bottom along the side wall of the hydraulic screen body 1 at the opening 1021, so that the gas injection pipe 3 sprays compressed air to the hydraulic screen 2 from top to bottom.

According to the moving process of the gas ejector 3, the gas ejector 3 can automatically move along the side wall of the hydraulic screen body 1 at the opening 1021 by the aid of the driving motor 8, the screw rod 10 and the screw holes 602 in the sliding seat 6, so that a worker does not need to manually push the sliding seat 6 to move the gas ejector 3, manpower is saved, and labor intensity of the worker is reduced.

Moreover, as shown in fig. 2 and 5, since the driving motor 8, the screw 10 and the mounting seat 9 are both disposed outside the hydraulic screen body 1, rather than inside the hydraulic screen body 1, on one hand, the driving motor 8 and the screw 10 can be conveniently overhauled and maintained, and on the other hand, the driving motor 8, the screw 10 and the mounting seat 9 can be prevented from being corroded due to long-time contact with sewage, which is beneficial to prolonging the service lives of the driving motor 8, the screw 10 and the mounting seat 9, and saving the replacement and maintenance cost.

When the compressed air ejected from the air ejector 3 blows out the dirt blocked in the meshes of the hydraulic screen 2, the dirt is easily blown by the compressed air to scatter around, and the environment is polluted. In this regard, as shown in fig. 2 to 10, a baffle 11 is provided on the side of the hydraulic screen 2 remote from the gas lance 3, a connecting rod 12 is mounted on the baffle 11, and the connecting rod 12 is mounted on the slide 6 at the end remote from the baffle 11. When the sliding seats 6 at the two ends of the air injection pipe 3 slide along the side wall of the hydraulic screen body 1 at the opening 1021, the baffle 11 can move along with the sliding seats, so that when the air injection pipe 3 blows out dirt on the hydraulic screen 2, the dirt can be blocked by the baffle 11, the dirt is prevented from scattering around, and the environment pollution is avoided. The dirt blocked by the baffle 11 falls back onto the hydraulic screen 2, but the dirt loosely covers the surface of the hydraulic screen 2 and easily flows into the solid waste area 103 under the washing of water flow.

For convenience of observation, a transparent plate may be used as the barrier 11, and specifically, a transparent glass plate or a transparent plastic plate may be used as the transparent plate.

Example 2:

the embodiment 2 is further improved on the basis of the embodiment 1:

as shown in fig. 9 to 11, in the hydraulic screen of the present embodiment, the sliding bases 6 at both ends of the gas nozzle 3 are provided with the rotation holes 603, the end portions of the gas nozzle 3 are rotatably fitted with the rotation holes 603, the fixing protrusion 13 is mounted on at least one end portion of the gas nozzle 3, the hole wall of the rotation hole 603 is provided with a plurality of fixing recesses 6031 arranged along the circumferential direction of the rotation hole 603, and the fixing protrusion 13 is fitted with the fixing recesses 6031.

The gas lance 3 can be rotated by the arrangement of the structure, so that the injection angle of the nozzle 4 on the gas lance 3 can be changed, and the use flexibility is improved. During the rotation of the gas lance 3, the end of the hose 5 close to the gas lance 3 can rotate together with the gas lance 3, because the hose 5 is sufficiently long and the hose 5 is deformable. And the fixing protrusion 13 at the end of the gas lance 3 can be pushed out of the old fixing recess 6031 and into the new fixing recess 6031 during the rotation of the gas lance 3, and when the rotation of the gas lance 3 is stopped, the fixing protrusion 13 at the end of the gas lance 3 is positioned in the fixing recess 6031 and the recess wall of the fixing recess 6031 can restrict the fixing protrusion 13, so that the state of the gas lance 3 when the rotation is stopped can be stabilized.

When the air injection pipe 3 moves from top to bottom, the air injection pipe 3 can rotate, so that the nozzle 4 on the air injection pipe 3 can rotate downwards, the airflow of compressed air sprayed by the nozzle 4 is blown downwards to the hydraulic screen 2 in an inclined mode, the meshes of the hydraulic screen 2 are blown out downwards by blown dirt, the dirt is prevented from falling to the cleaned position, and the cleaning effect is further improved.

And, when need not clear up hydraulic screen cloth 2, rotatable jet-propelled pipe 3 rotates the one side that deviates from hydraulic screen cloth 2 with nozzle 4 on the jet-propelled pipe 3 to avoid when not clearing up hydraulic screen cloth 2, avoid the filth in the sewage to block up nozzle 4.

In order to rotate the gas injection pipe 3 conveniently, a hand wheel 14 is installed at one end of the gas injection pipe 3 far away from the hose 5, and the hand wheel 14 is arranged in a gap between the side wall of the hydraulic screen body 1 at the opening 1021 and the hydraulic screen 2. When a worker rotates the gas ejector pipe 3, the hand wheel 14 can be directly operated, so that the operation of the worker is facilitated.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (6)

1. The utility model provides a prevent hydraulic screen of jam, includes hydraulic screen body, hydraulic screen cloth, cleans the mechanism, and hydraulic screen body adopts the open hollow structure in one side, and the uncovered department of hydraulic screen body is equipped with hydraulic screen cloth, cleans the mechanism and includes jet-propelled pipe, and inside the hydraulic screen body was located to jet-propelled pipe, its characterized in that, the both ends of jet-propelled pipe all were equipped with the slide, the slide with hydraulic screen body is connected at the lateral wall sliding connection of uncovered department, and the hose is passed through the hose and is connected with air feeder to jet-propelled pipe's one end, and the hose passes the gap of hydraulic screen body between the lateral wall of uncovered department and hydraulic screen cloth, hydraulic screen cloth is equipped with the baffle in one side of keeping away from jet-propelled pipe, and the baffle is connected with the slide.

2. The anti-clogging hydraulic screen according to claim 1, wherein the side wall of the hydraulic screen body at the opening is provided with a slide rail, and the slide seat is provided with a dovetail groove for sliding fit with the slide rail.

3. The anti-clogging hydraulic screen according to claim 2, wherein a driving motor and a mounting seat are arranged on the outer side of the hydraulic screen body, a screw rod is arranged on an output shaft of the driving motor, the screw rod is rotatably connected with the mounting seat at one end far away from the driving motor, and the sliding seat is provided with a screw hole for being matched with the screw rod.

4. The anti-clogging hydraulic screen according to claim 1, wherein the sliding seats at both ends of the air injection pipe are provided with rotating holes, the end part of the air injection pipe is rotatably fitted with the rotating holes, the end part of the air injection pipe is provided with a fixing convex part, the wall of the rotating hole is provided with a plurality of fixing concave parts arranged along the circumferential direction of the rotating hole, and the fixing convex parts are fitted with the fixing concave parts.

5. The anti-clogging hydraulic screen according to claim 4, wherein the air injection pipe is provided with a hand wheel at an end away from the hose, and the hand wheel is arranged in a gap between the side wall of the hydraulic screen body at the opening and the hydraulic screen.

6. The screen of claim 1 wherein the baffle is a transparent plate.

Images