CN214243834U - Grab type grating decontamination device - Google Patents

Abstract

The utility model discloses a grab bucket type grid scrubbing device relates to sewage treatment device, and it includes the support frame, set up the grid on the support frame, with support frame swing joint's scarfing cinder subassembly, the scarfing cinder subassembly is including setting up at the driver of the support frame other end, drive by the driver and receive the haulage rope of weak point or growing, with the one end fixed connection's of haulage rope traction frame, can dismantle the grab bucket of being connected with traction frame one end. The slag removing assembly is the only movable part in the whole device, the structure is relatively simple, and the number of movable parts is small, so that the maintenance and overhaul period is relatively long; and in the scarfing cinder subassembly, the grab bucket is the part that is maintained and overhauld most easily, and the detachable connected mode of grab bucket and traction frame in this device only needs to take off the grab bucket from the traction frame and just can maintain it and overhaul, and is simple and convenient, need not wholly lift out whole device and just can maintain and overhaul, reduces relatively and maintains and overhauls work load.

Description

Grab type grating decontamination device

Technical Field

The utility model relates to a sewage treatment device technical field, concretely relates to grab bucket type grid scrubbing device.

Background

At present, in various sewage treatment projects, the first process flow of water treatment is to intercept and separate large solids by using grids with different thicknesses according to the sizes of the solids in sewage. The most common types of coarse grid machines are three: the movable grab bucket grating machine and the steel wire rope traction grab bucket grating machine are suitable for large-scale urban sewage treatment plants (more than 1 ten thousand tons per day), and the rotary rake tooth grating machine is generally used for thick gratings of small urban sewage treatment plants (less than 1 ten thousand tons) at present. This kind of grid machine structure is complicated, and the movable part is numerous, has the defect that the maintenance is overhauld troublesome, the maintenance and repair cycle is short, and the channel is darker, and the movable part just is more, and the maintenance is overhauld just more troublesome, mostly all need hang out the whole just can maintain the maintenance of grid machine, and this can produce very big maintenance and repair work load.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: to the problem that above-mentioned exists, provide a simple structure, the part is few, and it is simple and convenient to maintain the maintenance, and maintains the relatively longer grab bucket type grid scrubbing device of maintenance cycle.

The utility model adopts the technical scheme as follows:

the utility model provides a grab bucket type grid scrubbing device, includes the support frame, set up the grid on the support frame, with support frame swing joint's scarfing cinder subassembly, the scarfing cinder subassembly is including setting up the driver at the support frame other end, drive by the driver and receive the haulage rope of shortening or lengthening, with the one end fixed connection's of haulage rope traction frame, can dismantle the grab bucket of being connected with traction frame one end, the traction frame can be driven by the haulage rope and slide along the support frame, and then drives the grab bucket and remove along the support frame.

Preferably, the outer side wall of the grab bucket is also provided with a guide wheel, the grab bucket type grating decontamination device also comprises a guide rail arranged along the length direction of the support frame, and the guide rail is positioned on one side of the support frame close to the grab bucket; the outer wall of traction frame is provided with the slider with support frame looks adaptation, and the slider can slide along the length direction of support frame.

Preferably, the grid is positioned at one end of the support frame, one end of the guide rail, which is far away from the grid, is obliquely provided with a return plate, one end of the return plate is connected with one end of the guide rail through a return elastic piece, and the other end of the return plate is propped against the support frame under the resilience force of the return elastic piece; one end of the guide rail, which is close to the grating, is obliquely provided with a flare angle guide plate, one end of the guide rail is connected with the other end of the guide rail and is close to the guide rail, the other end of the guide rail is far away from the guide rail, and two ends of the support frame respectively protrude out of the return plate and the flare angle guide plate.

Preferably, the grab bucket is provided with grabbing teeth matched with the grid gaps, and the grabbing teeth are arranged towards the direction of the support frame.

Preferably, grab bucket type grid scrubbing device is still including setting up scraping sediment collection subassembly being close to the support frame other end, it is including fixing mount and the collection sediment groove on the support frame, fix the extension rod on the mount, rotate the movable rod of being connected with the extension rod, the setting is at the scum board of movable rod tip, the mount, the extension rod, the movable rod, the scum board all is located one side that the support frame is provided with the guide rail, the collection sediment groove is located one side that the support frame is not provided with the guide rail, and be close to the scum board setting, the scum board is located the grab bucket directly over all the time.

Preferably, the direction of the bars of the grating is the same as the moving direction of the grab bucket.

Preferably, the end face of the other end of the flare angle guide plate is a convex arc face.

Preferably, the grab bucket can rotate in the direction that the connecting point of the grab bucket and the traction frame is axially close to or far away from the support frame.

Preferably, the slag removal assembly further comprises a pulley fixedly connected with the driving end of the driver, and the traction rope is wound on the pulley.

Preferably, the support frame, the guide rail and the grating are all longitudinally arranged.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: the slag removing assembly is the only movable part in the whole device, can realize the slag removing function of the reciprocating motion of the grab bucket only by comprising a driver, a traction rope, a traction frame and the grab bucket, and has relatively simple structure and less movable parts, so the maintenance and overhaul period is relatively long; and in the scarfing cinder subassembly, the grab bucket is the essential element of scarfing cinder, also is consequently the part that is maintained and overhauld the easiest, and the detachable connected mode of grab bucket and traction frame in this device, when the grab bucket need be maintained and overhauld, only need take off the grab bucket from the traction frame and just can maintain and overhaul it, and is simple and convenient, need not wholly lift out whole device and just can maintain and overhaul, reduces relatively and maintains and overhauls work load.

Drawings

Fig. 1 is a first construction diagram of a grab bucket type grid sewage treatment apparatus, in which the grab bucket is in a descending stage and is located at an upper position in the guide rail.

Fig. 2 is a schematic view of a second construction of the grab type grid sewage disposal apparatus in which the grab bucket is in a descending stage and is located at a lower position in the guide rail.

Fig. 3 is a third structural schematic diagram of the grab bucket type grid sewage removing device, wherein the grab bucket is in a descending stage and is positioned at the lower end position of the opening angle guide plate.

Fig. 4 is a fourth structural schematic diagram of the grab type grid sewage removing device, wherein the grab bucket is located at a descending terminal position, the guide wheel is moved to contact the supporting frame along the end part of the opening angle guide plate, and the grab tooth is inserted into the grid gap.

Fig. 5 is a fifth structural schematic diagram of the grab bucket type grid sewage removing device, wherein the grab bucket is in a rising stage and the grab bucket contacts a slag scraping plate.

Fig. 6 is a sixth structural schematic diagram of the grab bucket type grid sewage removing device, wherein the grab bucket is in a rising stage and moves against the slag scraping plate.

Fig. 7 is a seventh structural schematic view of the grab type grid sewage removing device, wherein the grab bucket is positioned at a rising end position, and the slag scraping plate moves to the tail end of the grabbing tooth.

Fig. 8 is a schematic view of an eighth structure of the grab type grid sewage removing device, wherein the grab bucket is in a descending stage and begins to be away from the slag scraping plate, and the guide wheel is in contact with the outer wall of the return plate again.

Fig. 9 is a ninth structural schematic diagram of the grab bucket type grating dirt removing device, wherein the grab bucket is in the initial position and is positioned at the upper position of the guide rail, and the slag scraping plate is restored to the initial position.

FIG. 10 is a schematic structural view of the slag removal assembly.

Fig. 11 is a schematic view of the construction of the slag scraping collecting assembly.

The labels in the figure are: 1-supporting frame, 2-grating, 3-slag removing component, 4-guide rail, 5-slag scraping collecting component, 31-grabbing tooth, 32-driver, 33-pulley, 34-traction frame, 35-grab bucket, 36-guide wheel, 37-slide block, 41-return plate, 42-opening angle guide plate, 51-fixed frame, 52-slag collecting groove, 53-extension rod, 54-movable rod, 55-slag scraping plate and 371-chute.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 9, a grab type grating decontamination device comprises a support frame 1, a grating 2 arranged on the support frame 1, and a slag removal assembly 3 movably connected with the support frame 1; grid 2 is located the one end of support frame 1, scarfing cinder subassembly 3 can be followed support frame 1 reciprocating motion, scarfing cinder subassembly 3 is including setting up the driver 32 at the support frame 1 other end, pulley 33 with the drive end fixed connection of driver 32, around establishing on pulley 33 and drive the haulage rope (not shown) of receiving short or lengthening by driver 32, with haulage rope's one end fixed connection's traction frame 34, the grab bucket 35 of being connected with traction frame 34 one end, pulley 33 is driven rotatoryly by driver 32, wind the haulage rope or relieve, the haulage rope drives traction frame 34 and slides along support frame 1, and then drive grab bucket 35 and remove along support frame 1.

Referring to fig. 1 to 10, further, the outer side wall of the grab bucket 35 is further provided with a guide wheel 36, the grab bucket type grid dirt removing device further includes a guide rail 4 arranged along the length direction of the support frame 1, the guide rail 4 is located at one side of the support frame 1 close to the grab bucket 35, when the grab bucket 35 descends, the guide wheel 36 slides along the guide rail 4, and when the grab bucket 35 ascends, the guide wheel 36 slides along the support frame 1. The relative both sides outer wall of traction frame 34 respectively is provided with two sliders 37, these four sliders 37 all with support frame 1 looks adaptation, slider 37 just has seted up spout 371 to the one side of support frame 1, spout 371 card goes into support frame 1, slider 37 can slide along the length direction of support frame 1, fixes a position the moving direction of whole scarfing cinder subassembly 3 for whole device operates steadily reliably.

Referring to fig. 1 to 9, further, the grid 2 is located at one end of the support frame 1, one end of the guide rail 4, which is away from the grid 2, is obliquely provided with a return plate 41, one end of the guide rail 4 is connected with one end of the guide rail 4 through a return elastic member (not shown), the other end of the guide rail is abutted to the support frame 1 by a resilience force of the return elastic member, a fixed distance exists between one end of the return plate 41 and the support frame 1, the distance is not less than the diameter of the guide wheel 36 at most, the grab bucket 35 ascends to drive the guide wheel 36 to slide along the support frame 1, and drive the guide wheel 36 to contact the return plate 41 and abut against the return plate 41 to be opened, and after the guide wheel 36 ascends to completely leave the return plate 41, the return plate 41 is restored to an original inclined state by the resilience force of the return elastic member; the one end slope that guide rail 4 is close to grid 2 is provided with field angle deflector 42, its one end is connected with the other end of guide rail 4 and is close to the setting of guide rail 4, its other end is kept away from the setting of guide rail 4, the terminal surface of the other end of field angle deflector 42 is convex cambered surface (not shown), grab 35 descends and drives leading wheel 36 and remove to its other end along field angle deflector 42, and continue to descend and drive leading wheel 36 and slide to contact support frame 1 along the terminal surface of this convex cambered surface, grab 35 rises this moment and then drives leading wheel 36 and slide along support frame 1. Two ends of the support frame 1 respectively protrude out of the return plate 41 and the opening angle guide plate 42, and the total length of the guide rail 4, the return plate 41 and the opening angle guide plate 42 is smaller than that of the support frame 1.

Referring to fig. 1 to 10, further, a grab bucket 35 is provided with a grab tooth 31 adapted to the gap between the grids, the grab tooth 31 is disposed toward the support frame 1, when the grab tooth 31 is driven by the grab bucket 35 to be located at a position opposite to the grids 2, the gap between the grab tooth 31 is opposite to the grids of the grids 2, the gap between the grids 2 is opposite to the toothed plate of the grab tooth 31, the grab tooth 31 can be inserted into the gap between the grids 2, the slag removal assembly 3 moves to move the grab tooth 31, and the grab tooth 31 scrapes off the filter in the gap between the grids 2 and takes away the filter by moving itself.

Referring to fig. 1 to 9 and fig. 11, further, the grab type grid dirt removing device further includes a scraping and collecting assembly 5 disposed near the other end of the support frame 1, which includes a fixed frame 51 fixed on the support frame 1, a scraping groove 52, an extension rod 53 fixed on the fixed frame 51, a movable rod 54 rotatably connected to the extension rod 53, and a scraping plate 55 disposed at the end of the movable rod 54, wherein the fixed frame 51, the extension rod 53, the movable rod 54, and the scraping plate 55 are all disposed at one side of the support frame 1 where the guide rail 4 is disposed, the scraping groove 52 is disposed at one side of the support frame 1 where the guide rail 4 is not disposed and is adjacent to the scraping plate 55, the scraping plate 55 is always disposed right above the grab bucket 35, the grab bucket 35 is lifted to contact with the scraping plate 55 and abuts against the scraping plate 55, so that the movable rod 54 rotates relative to the extension rod 53 until the scraping plate 55 completely scrapes the grab tooth 31, that the scraping plate 55 scrapes the filtered objects on the grab tooth 31 into the scraping groove 52, the grapple 35 stops rising.

Referring to fig. 1 to 10, further, the driver 32 is a combination of a motor and a reducer, and the return elastic member is a spring.

Referring to fig. 1 to 10, further, the grab 35 is rotatably connected to one end of the traction frame 34, and the grab 35 can rotate in a direction approaching or departing from the support frame 1 with the connection point of the grab 35 and the traction frame 34 being the axial direction, so that the guide wheel 36 can always slide along the guide rail 4 when the grab 35 descends.

Referring to fig. 1 to 9, further, the support frame 1, the guide rail 4, the grid 2 and the grid bars thereof are all vertically arranged, the grab bucket 35 vertically moves, the grab bucket 35 descends along the guide rail 4 and is under the action of self gravity, the grab bucket 35 ascends along the support frame 1 and is driven by the driver 32, the guide rail 4 transversely protrudes out of the support frame by 10.2 to 0.5 meters, and the opening angle guide plate 42 transversely protrudes out of the support frame 1 by 0.3 to 0.5 meters at the minimum and 0.4 to 0.6 meters at the maximum.

Referring to fig. 1 to 9, further, an end surface of the other end of the opening angle guide plate 42 may be a plane.

Referring to fig. 1 to 9, further, the supporting frame 1 includes two metal columns parallel to each other, and a reinforcing plate disposed between the two metal columns.

Referring to fig. 1 to 9, the device has few movable parts, so the device has long maintenance and repair period, low manufacturing cost, stable operation, convenient installation and small occupied area, and the structural characteristics of the slag removal assembly 3 ensure that the device is simple to maintain and repair.

Referring to fig. 1 to 9, when the device is used, the grating 2 is positioned at the lower part of the whole device, the front surface of the grating 2 faces the sewage to be intercepted and separated, the back surface of the grating faces the clean water after intercepting and separating the filtered substances, and the guide rail 4 and the grab 35 are close to the front surface of the grating 2.

Before cleaning the grating 2, the grab 35 is located near the upper end of the support frame 1.

When the grid 2 is cleaned, the force applied to the grab bucket 35 is released, the grab bucket 35 descends under the action of gravity and drives the traction rope to wind away from the pulley 33, the guide wheel 36 slides along the outer wall of the guide rail 4 and the outer wall of the flare angle guide plate 42 in sequence, when the grab bucket 35 descends to just face the grid 2, the distance between the grab tooth 31 and the grid 2 is 0.2 m, when the grab bucket 35 descends to the lowest end of the flare angle guide plate 42, the distance between the grab tooth 31 and the grid 2 is 0.4 m, the grab bucket 35 continues to descend, the guide wheel 36 slides along the arc surface at the lower end of the flare angle guide plate 42 to be in contact with the support frame 1, and meanwhile, the grab tooth 31 is inserted into the gap of the grid 2.

The driver 32 is started, the driver 32 drives the pulley 33 to rotate, the pulley 33 winds the traction rope, the traction rope sequentially drives the traction frame 34 and the grab bucket 35 to move upwards, the grab teeth 31 move upwards along the gaps of the grids 2, filter materials in the gaps of the grids 2 are scraped into the grab bucket 35, the grab bucket 35 continuously rises to be separated from the grids 2, all filter materials capable of being scraped in the gaps of the grids 2 are scraped into the grab bucket 35 through the grab teeth 31, the guide wheel 36 continuously slides along the support frame 1, contacts the return plate 41 and pushes the return plate 41 to be opened, the guide wheel 36 continuously rises to be separated from the return plate 41, and the return plate 41 is restored to an original inclined state by resilience of the return elastic piece. The grab bucket 35 continuously rises to abut against the scraper blade 55, upward thrust is applied to the scraper blade 55, the movable rod 54 is pushed to rotate along the extension rod 53, the scraper blade 55 is further enabled to move towards the direction close to the grab tooth 31 from the inner side of the grab bucket 35, the scraper blade 55 moves to the tail end of the grab tooth 31, filtered matters on the grab bucket 35 and the grab tooth 31 are scraped into the slag collecting groove 52 through the scraper blade 55, at the moment, the driver 32 is closed, the grab bucket 35 stops rising and starts to descend under the action of gravity, the guide plate slides to the outer wall of the guide rail 4 again along the outer wall of the return plate 41, and the grab bucket 35 is fixed until the grab bucket 35 is separated from the scraper blade 55, and the grid 2 is cleaned.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to aid in understanding the methods and their core concepts. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (9)

1. A grab bucket type grid decontamination device comprises a support frame, a grid arranged on the support frame and a slag removal assembly movably connected with the support frame, and is characterized in that the slag removal assembly comprises a driver arranged at the other end of the support frame, a traction rope driven by the driver to shorten or lengthen, a traction frame fixedly connected with one end of the traction rope and a grab bucket detachably connected with one end of the traction frame, and the traction frame can be driven by the traction rope to slide along the support frame so as to drive the grab bucket to move along the support frame;

the outer side wall of the grab bucket is also provided with a guide wheel, the grab bucket type grid dirt removing device also comprises a guide rail arranged along the length direction of the support frame, and the guide rail is positioned on one side of the support frame close to the grab bucket; the outer wall of traction frame is provided with the slider with support frame looks adaptation, and the slider can slide along the length direction of support frame.

2. The grab type grid dirt removing device as claimed in claim 1, wherein the grid is located at one end of the support frame, one end of the guide rail away from the grid is obliquely provided with a return plate, one end of the return plate is connected with one end of the guide rail through a return elastic member, and the other end of the return plate is abutted against the support frame by the resilience force of the return elastic member; one end of the guide rail, which is close to the grating, is obliquely provided with a flare angle guide plate, one end of the guide rail is connected with the other end of the guide rail and is close to the guide rail, the other end of the guide rail is far away from the guide rail, and two ends of the support frame respectively protrude out of the return plate and the flare angle guide plate.

3. The grab type grid decontamination device of claim 2, wherein the grab bucket is provided with grab teeth adapted to the gaps of the grids, and the grab teeth are arranged towards the direction of the support frame.

4. The grab bucket type grid decontamination device according to claim 3, further comprising a scraping and collecting component arranged near the other end of the support frame, wherein the scraping and collecting component comprises a fixed frame fixed on the support frame and a scraping groove, an extension rod fixed on the fixed frame, a movable rod rotationally connected with the extension rod and a scraping plate arranged at the end part of the movable rod, the fixed frame, the extension rod, the movable rod and the scraping plate are all positioned at one side of the support frame where the guide rail is arranged, the scraping groove is positioned at one side of the support frame where the guide rail is not arranged and is arranged near the scraping plate, and the scraping plate is always positioned right above the grab bucket.

5. The clamshell type grid scrubbing apparatus according to claim 4, wherein said grid has bars oriented in the same direction as the direction of movement of said clamshell.

6. The grab type grid decontamination device according to claim 5, wherein the end surface of the other end of the flare angle guide plate is a convex arc surface.

7. The grab type grid decontamination apparatus as claimed in claim 6, wherein the grab bucket can be rotated in a direction in which its connection point with the traction frame is axially close to or away from the support frame.

8. The clamshell type grid dirt removing device according to claim 7, wherein the slag removing member further comprises a pulley fixedly connected to the driving end of the driver, and the pulling rope is wound around the pulley.

9. The grab bucket type grid sewage removing device as claimed in any one of claims 1 to 8, wherein the supporting frame, the guide rail and the grid are all longitudinally arranged.

Images