CN211367005U

CN211367005U - Rotary mechanical grille

Info

Publication number: CN211367005U
Application number: CN201921737764.3U
Authority: CN
Inventors: 徐超; 张春松
Original assignee: Guizhou Yuanqingning Environmental Engineering Co ltd
Current assignee: Anhui xinshouchun Construction Engineering Co.,Ltd.
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-08-28
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a rotation machinery grid belongs to sewage treatment device technical field, including fixed frame and the rotation rake teeth chain of constituteing by a plurality of grids, two backing rolls have been cup jointed to the inboard of rotation rake teeth chain, two both sides center departments that the backing roll is relative all rotate with the fixed relative both sides inner wall of frame through the pivot and be connected, one of them pivot runs through the lateral wall of fixed frame and is connected with first band pulley, the upper end fixedly connected with motor of fixed frame, the output end fixedly connected with second band pulley of motor, common round joint has the drive belt between first band pulley and the second band pulley, the ring channel has been seted up to the left end inner wall of fixed frame. The utility model discloses, can change the angle of rake teeth when clearing up debris for difficult debris that remain on the rotation rake teeth chain influence the sewage circulation, and can clear up fast the debris of jamming on the rotation rake teeth chain, labour saving and time saving.

Description

Rotary mechanical grille

Technical Field

The utility model relates to a sewage treatment device technical field especially relates to rotation mechanical grating.

Background

A rotary mechanical grid (a grid cleaner) is a device which can continuously and automatically remove sundries in various shapes in fluid and aims at solid-liquid separation, can be widely applied to urban sewage treatment, the tap water industry and the water inlet of a power plant as special equipment and can also be used as the special equipment essential in the production processes of the industries such as textile, food processing, papermaking, leather and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art rotation mechanical grid rake teeth angle fixed on the chain, rubbish in the sewage is detained easily and is difficult for the clearance on the rake teeth, and debris are stored up and can influence the circulation of sewage on the rake teeth chain, need shut down when debris are more and carry out artifical clearance, the problem that wastes time and energy, and the rotation mechanical grid that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the rotary mechanical grid comprises a fixed frame and a rotary rake tooth chain consisting of a plurality of grid bars, wherein two supporting rollers are sleeved on the inner side of the rotary rake tooth chain, the centers of two opposite sides of the two supporting rollers are rotatably connected with the inner walls of two opposite sides of the fixed frame through rotating shafts, one of the rotating shafts penetrates through the side wall of the fixed frame and is connected with a first belt wheel, the upper end of the fixed frame is fixedly connected with a motor, the output end of the motor is fixedly connected with a second belt wheel, a transmission belt is jointly wound between the first belt wheel and the second belt wheel, an annular groove is arranged on the inner wall of the left end of the fixing frame, one end of the grid bar extends into the annular groove and is fixedly connected with a limiting block, the one end that the grid was kept away from to the stopper is the arc structure, the bar groove has been seted up to one side of ring channel, the rear end upper side of fixed frame is connected with the roller brush through drive mechanism.

Preferably, drive mechanism includes that the symmetry is fixed at two installation pieces of fixed frame rear side, two one side that the installation piece is relative all is connected through rotation axis and the rotation of the relative both ends axle center department of roller brush, one of them the one end that the roller brush was kept away from to the rotation axis passes installation piece and fixedly connected with gear, fixedly connected with ring gear on the axle wall of pivot, gear and ring gear meshing, one side and the rotation rake teeth chain contact of roller brush are connected.

Preferably, the rotary rake teeth chain comprises rake teeth uniformly fixed on the side walls of the plurality of grid bars, the side walls of the grid bars are fixedly connected with two rolling bearings which are symmetrically distributed, two rectangular frames are arranged between every two adjacent grid bars, two sleeves are symmetrically sleeved on the rectangular frames in a sliding manner, and the two sleeves are respectively and fixedly connected with the outer rings of the rolling bearings on the two adjacent grid bars.

Preferably, the fixed frame is fixed on the two opposite sides of the fixed frame, and the fixed frame is fixedly connected with a fixed plate and two fixed plates are provided with a plurality of uniformly distributed fixed holes.

Preferably, the included angle between the limiting block and the rake teeth is set, and the depth of the strip-shaped groove is larger than the length of the limiting block.

Preferably, a guide plate is obliquely and fixedly connected to the rear side of the fixing frame.

Compared with the prior art, the utility model provides a rotation mechanical grid possesses following beneficial effect:

1. this rotation machinery grid through fixed frame, fixed plate, motor, second band pulley, drive belt, first band pulley, pivot, backing roll and the rotation rake teeth chain that is equipped with, can clear up the debris in the sewage fast, through grid, ring channel, bar groove, stopper, bar groove, rake teeth and the antifriction bearing that is equipped with, can change the angle of rake teeth for remaining debris drops on the rotation rake teeth chain.

2. According to the rotary mechanical grid, the roller brush can brush sundries on rake teeth through the rotation of the motor, the gear ring, the gear, the rotating shaft and the roller brush, so that the sundries stuck on the rotary rake tooth chain can be cleaned conveniently, and time and labor are saved.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, can change the angle of rake teeth when clearing up debris for difficult debris that remain on the rotation rake teeth chain influence the sewage circulation, and can clear up the debris of jamming on the rotation rake teeth chain fast, labour saving and time saving.

Drawings

Fig. 1 is a schematic structural diagram of a rotary mechanical grid according to the present invention;

FIG. 2 is a schematic structural view of a rotary mechanical grating in the A-A direction according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a schematic top view of a rotary mechanical grid according to the present invention;

fig. 5 is a left side view of the rotary mechanical grid according to the present invention.

In the figure: the scraper chain comprises a rotary scraper chain 1, a motor 2, a second belt wheel 3, a transmission belt 4, a first belt wheel 5, a gear ring 6, a fixing plate 7, a fixing frame 8, a guide plate 9, a roller brush 10, a gear 11, a limiting block 12, a strip-shaped groove 13, a grid 14, a scraper tooth 15, a supporting roller 16, a rolling bearing 17, an annular groove 18, a sleeve 19 and a rectangular frame 20.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a rotary mechanical grating includes a fixed frame 8 and a rotary rake teeth chain 1 composed of a plurality of bars 14, two supporting rollers 16 are sleeved on the inner side of the rotary rake teeth chain 1, centers of two opposite sides of the two supporting rollers 16 are rotatably connected with inner walls of two opposite sides of the fixed frame 8 through rotating shafts, one of the rotating shafts penetrates through a side wall of the fixed frame 8 and is connected with a first pulley 5, a motor 2 is fixedly connected to an upper end of the fixed frame 8, the motor 2 is Y801-2, and an electric input end thereof is electrically connected with an external power supply through a wire and a control switch, which is widely used in life, and a person skilled in the art should know that an output end of the motor 2 is not excessively described any more, a second pulley 3 is fixedly connected to an output end of the motor 2, a transmission belt 4 is commonly wound between the first pulley 5 and the second pulley 3, an annular groove 18 is formed, one end of grid 14 extends to in the ring channel 18 and fixedly connected with stopper 12, and the one end that stopper 12 kept away from grid 14 is the arc structure, and bar groove 13 has been seted up to one side of ring channel 18, and the contained angle between stopper 12 and the rake teeth 15 is 90, and the degree of depth in bar groove 13 is greater than the length of stopper 12, and the rear end upper side of fixed frame 8 is connected with roller brush 10 through drive mechanism.

The transmission mechanism comprises two mounting blocks which are symmetrically fixed at the rear side of a fixed frame 8, one opposite side of the two mounting blocks is rotatably connected with the axle centers of two opposite ends of a roller brush 10 through a rotating shaft, one end of one rotating shaft far away from the roller brush 10 penetrates through the mounting blocks and is fixedly connected with a gear 11, a gear ring 6 is fixedly connected on the shaft wall of the rotating shaft, the diameter and the number of teeth of the gear ring 6 are both larger than those of the gear 11, so that the rotating speed of the roller brush 10 is larger than that of a supporting roller 16, the impurities on a rotary rake tooth chain 1 can be conveniently brushed, the gear 11 is meshed with the gear ring 6, one side of the roller brush 10 is in contact connection with the rotary rake tooth chain 1, the rotary rake tooth chain 1 comprises rake teeth 15 which are uniformly fixed on the side walls of a plurality of grid bars 14, the side walls of the grid bars 14 are fixedly connected with two rolling bearings 17 which are symmetrically, two sleeve pipes 19 have been cup jointed to equal symmetrical slip on two rectangle frames 20, two sleeve pipes 19 respectively with two adjacent bars 14 on antifriction bearing 17's outer lane fixed connection, the equal fixedly connected with fixed plate 7 in both sides that fixed frame 8 is relative, all set up a plurality of evenly distributed's fixed orifices on two fixed plates 7, the fixed rotation mechanical grid of being convenient for, the fixedly connected with guide plate 9 that inclines behind fixed frame 8 is convenient for advance the dustbin with the debris water conservancy diversion of fishing out.

In the utility model, a fixing frame 8 is arranged at the water inlet of the sewage treatment equipment, a fixing plate 7 is fixed by using anchor bolts, a starting motor 2 drives a second belt wheel 3 to drive a transmission belt 4 to drive a first belt wheel 5 to rotate, the first belt wheel 5 rotates to drive a rotating shaft to rotate a supporting roller 16, thereby enabling bars 14 and rake teeth 15 on a rotary rake chain 1 to do circular motion, rapidly cleaning sundries in sewage, when the bars 14 pass through a bar-shaped groove 13, a limiting block 12 moves into the bar-shaped groove 13, and under the gravity action of the rake teeth 15, the bars 14 swing around a rolling bearing 17, further enabling the rake teeth 15 to swing, thereby enabling the sundries remained on the rake teeth 15 to drop, and then when the limiting block 13 moves out of the bar-shaped groove 13, the bars return to the annular groove 18 again, further limiting the limiting block 13, enabling the rake teeth 15 on the bars 14 to salvage the sundries in the sewage, meanwhile, the gear ring 6 is driven to rotate by the rotation of the motor 2, the gear 11 rotates to drive the rotating shaft to rotate the roller brush 10, and the roller brush 10 rotates to brush impurities on the rake teeth 15, so that the impurities stuck on the rake teeth 15 can be cleaned conveniently, and time and labor are saved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Rotary mechanical grid, including fixed frame (8) and rotation rake teeth chain (1) of constituteing by a plurality of bars (14), its characterized in that, two backing rolls (16) have been cup jointed to the inboard of rotation rake teeth chain (1), two the both sides center department that backing roll (16) are relative all rotates through pivot and fixed frame (8) relative both sides inner wall and is connected, one of them the pivot runs through the lateral wall of fixed frame (8) and is connected with first band pulley (5), the upper end fixedly connected with motor (2) of fixed frame (8), the output fixedly connected with second band pulley (3) of motor (2), it has drive belt (4) to wind jointly between first band pulley (5) and second band pulley (3), ring channel (18) have been seted up to the left end inner wall of fixed frame (8), the one end of bars (14) extends to in ring channel (18) and fixedly connected with stopper (12), the one end that grid (14) were kept away from in stopper (12) is the arc structure, strip groove (13) have been seted up to one side of ring channel (18), the rear end upper side of fixed frame (8) is connected with roller brush (10) through drive mechanism.

2. The rotary mechanical grid according to claim 1, wherein the transmission mechanism comprises two mounting blocks symmetrically fixed at the rear side of the fixed frame (8), and the opposite sides of the two mounting blocks are rotatably connected to the axes of the two opposite ends of the roller brush (10) through rotating shafts, wherein one end of one of the rotating shafts, which is far away from the roller brush (10), passes through the mounting block and is fixedly connected with a gear (11), a gear ring (6) is fixedly connected to the shaft wall of the rotating shaft, the gear (11) is engaged with the gear ring (6), and one side of the roller brush (10) is in contact connection with the rotary rake teeth chain (1).

3. Rotary mechanical grid according to claim 1, wherein the rotary rake teeth chain (1) comprises rake teeth (15) uniformly fixed on the side walls of a plurality of grid bars (14), the side walls of the grid bars (14) are fixedly connected with two rolling bearings (17) symmetrically distributed, two rectangular frames (20) are disposed between two adjacent grid bars (14), two sleeves (19) are symmetrically and slidably sleeved on the two rectangular frames (20), and the two sleeves (19) are respectively and fixedly connected with the outer rings of the rolling bearings (17) on the two adjacent grid bars (14).

4. Rotary mechanical grid according to claim 1, characterized in that the fixed frame (8) is fixed with a fixed plate (7) on both opposite sides, and a plurality of evenly distributed fixed holes are opened on both fixed plates (7).

5. Rotary mechanical grate in accordance with claim 1, characterized by that the angle between the stopper (12) and the rake teeth (15) is 90 °, and the depth of the strip-shaped groove (13) is greater than the length of the stopper (12).

6. Rotary mechanical grate in accordance with claim 1, characterized by the fact that the rear side of the fixed frame (8) is fixedly connected obliquely with a deflector (9).