CN210964171U

CN210964171U - Hydraulic back-flushing equipment in balanced push bench

Info

Publication number: CN210964171U
Application number: CN201921867513.7U
Authority: CN
Inventors: 王海国
Original assignee: Changxing Guochen Engineering Machinery Technology Co ltd
Current assignee: Zhejiang Guochen Mechanical Equipment Technology Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-07-10
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses a hydraulic pressure back flush equipment in balanced push bench relates to back flush technical field, and the suction head is difficult to cover whole end net to current hydraulic pressure back flush equipment when cleaning end net for be difficult for driving the whole impurity of end net, and when cleaning the suction head, if there is the valve block in the suction head, the valve block can cause the hindrance to wasing, now proposes following scheme, which comprises a bod, the filter screen section of thick bamboo has been cup jointed to the inside of organism, the bottom fixedly connected with filter end net of filter screen section of thick bamboo. The utility model discloses a fan-shaped design of bottom suction head has increased the distribution area of inhaling the hole on the bottom suction head to increased the contact range of inhaling between hole and the filter bed screen, through the design of valve block, be convenient for avoid the organism in muddy water upwards flow back through inhaling the hole, through the design of guiding axle, the direction upset of the valve block of being convenient for removes, through the design of pulley band and bearing axle, is convenient for drive the valve block and upwards overturn and remove when washing air current channel inside.

Description

Hydraulic back-flushing equipment in balanced push bench

Technical Field

The utility model relates to a back flush technical field especially relates to a hydraulic pressure back flush equipment in balanced push bench.

Background

The back washing is also called as filter washing, and aims to remove impurities trapped in a filter material layer and recover the filtering capability of a filter screen in a short time. The balance push bench utilizes a muddy water balance type push bench to cut a soil body on a full section, uses muddy water pressure to balance soil pressure and underground water pressure, uses muddy water as a mechanical automatic push bench construction tool for conveying a waste soil medium, and needs to carry out backwashing filtration when the muddy water in the balance push bench is discharged so as to avoid that the filter screen cannot be used continuously due to excessive accumulation of impurities, and hydraulic backwashing equipment on the market still has some defects.

Although the backwashing filter disclosed in the publication No. CN104069666B shortens the time for cleaning the filter element, it does not solve the problem that the suction head is difficult to cover the entire bottom net when the existing hydraulic backwashing device cleans the bottom net, so that the whole impurities in the bottom net are not easy to be removed, and the suction head needs to clean the inside after being used for a long time, and when cleaning, if the suction head has a valve plate, the valve plate will obstruct the cleaning.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of hydraulic pressure back flush equipment in balanced push bench has solved current hydraulic pressure back flush equipment and has cleaned the end net when the suction head is difficult to cover whole end net for be difficult for driving the whole impurity of end net, and the suction head need clean inside after using for a long time, when clean, if there is the valve block in the suction head, the valve block can cause the hindrance to wasing.

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

the utility model provides a hydraulic pressure back flush equipment in balanced push bench, includes the organism, a filter screen section of thick bamboo has been cup jointed to the inside of organism, the bottom fixedly connected with of filter screen section of thick bamboo filters end net, just filter end net and the inner wall swing joint of organism and be connected, filter end net's bottom fixedly connected with column spinner, the bottom of column spinner and the bottom inner wall swing joint of organism, filter screen section of thick bamboo's inside fixedly connected with straw, the side distribution fixedly connected with side suction head of straw, the bottom fixedly connected with bottom suction head of straw, just bottom suction head and side suction head all communicate with the inside of straw.

Preferably, an air flow channel is formed in the bottom suction head, suction holes are distributed on the bottom surface of the suction pipe, and the top ends of the suction holes are communicated with the air flow channel.

Preferably, the bottom surface of the airflow channel is positioned at one side of the top of the suction hole and is rotatably connected with a valve plate, one end of the bottom surface of the airflow channel, which is positioned at the valve plate, is fixedly connected with a guide shaft, and the valve plate penetrates through the surface and is provided with a guide groove matched with the guide shaft.

Preferably, the inside swing joint of guiding axle has the bearing pin, the inner wall fixedly connected with fixed block of guide way, the both ends of bearing pin all with the lower surface butt of fixed block, just the surface of guiding axle is seted up with the tip assorted bearing pin spout of bearing pin.

Preferably, the last fixed surface of bearing pin is connected with the pulley area, the pulley area runs through the inside of whole guiding axle, the inside of bottom suction head is located the bottom side fixedly connected with guide pulley of guiding axle, just the pulley area walks around guide pulley's surface, the lower fixed surface of bearing pin is connected with the winding tape, the inside of guiding axle is located a pair of reel of bottom fixedly connected with of winding tape, two swing joint has the reel axle between the reel, the bottom of winding tape is coiled with the surface of reel axle and is connected, just the outside that the surface of reel axle is located the winding tape is coiled and is connected with the torsional spring.

Preferably, the outer surface of the machine body is fixedly connected with a water inlet on one side, the outer surface of the machine body is fixedly connected with a water outlet and a sewage outlet on the other side in sequence, the front surface of the machine body is fixedly connected with an operation panel, the top of the machine body is fixedly connected with a hydraulic pump, and the bottom end of the hydraulic pump is communicated and connected with a suction pipe.

Preferably, the top of the machine body is fixedly connected with a motor, and the end part of the motor is coiled and connected with one end of the pulley belt.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a fan-shaped design of bottom suction head has increased the distribution area of inhaling the hole on the bottom suction head to increased the contact range of inhaling between hole and the filter bottom screen.

Two, the utility model discloses a design of valve block is convenient for avoid the internal muddy water of organism to upwards flow back through inhaling the hole.

Three, the utility model discloses a design of guiding axle, the direction upset of the valve block of being convenient for removes, through the design of pulley belt and bearing pin, is convenient for drive the valve block and upwards overturn and remove when washing to airflow channel inside, through the design of winding, is convenient for realize the downward resetting of bearing pin.

Drawings

FIG. 1 is a schematic view of a front view structure of a hydraulic backwash device in a balanced push bench according to the present invention;

FIG. 2 is a schematic view of the internal structure of a hydraulic backwash device body in a balanced push bench according to the present invention;

FIG. 3 is a schematic view of the bottom suction head and suction pipe of a hydraulic back-flushing device in a balanced push bench according to the present invention;

FIG. 4 is an enlarged cross-sectional view of a portion of the structure in FIG. 2 of a hydraulic back-flushing apparatus in a balanced push bench according to the present invention;

FIG. 5 is an enlarged schematic view of a part of the structure in FIG. 4 of a hydraulic back-washing device in a balanced push bench according to the present invention;

fig. 6 is an enlarged schematic view of a partial structure in fig. 5 of a hydraulic back washing device in a balanced push bench according to the present invention.

In the figure: 1 machine body, 2 water inlets, 3 motors, 4 hydraulic pumps, 5 sewage outlets, 6 operation panels, 7 water outlets, 8 filter screen cylinders, 9 suction pipes, 10 side suction heads, 11 filter bottom screens, 12 rotating columns, 13 pulley belts, 14 bottom suction heads, 15 air flow channels, 16 suction holes, 17 valve plates, 18 guide shafts, 19 guide pulleys, 20 support shafts, 21 guide grooves, 22 support shaft sliding grooves, 23 fixing blocks, 24 winding belts, 25 reels, 26 torsion springs and 27 reel shafts.

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.

Referring to fig. 1-6, a hydraulic backwash device in a balance push bench comprises a machine body 1, a filter screen cylinder 8 is sleeved inside the machine body 1, a filter bottom screen 11 is fixedly connected to the bottom of the filter screen cylinder 8, the filter bottom screen 11 is movably clamped and connected with the inner wall of the machine body 1, a rotary column 12 is fixedly connected to the bottom of the filter bottom screen 11, the bottom of the rotary column 12 is movably connected with the inner wall of the bottom of the machine body 1, a suction pipe 9 is fixedly connected inside the filter screen cylinder 8, side suction heads 10 are fixedly connected to the side surfaces of the suction pipe 9, a bottom suction head 14 is fixedly connected to the bottom of the suction pipe 9, and the bottom suction head 14 and the side suction heads 10 are both communicated with the inside of the suction.

In this embodiment, an airflow channel 15 is formed inside the bottom suction head 14, suction holes 16 are distributed on the bottom surface of the suction pipe 9, and the top ends of the suction holes 16 are communicated with the airflow channel 15.

In this embodiment, the bottom surface of the airflow channel 15 is located on one side of the top of the suction hole 16 and is rotatably connected with a valve plate 17, the bottom surface of the airflow channel 15 is located on one end of the valve plate 17 and is fixedly connected with a guide shaft 18, and the valve plate 17 penetrates through the surface and is provided with a guide groove 21 matched with the guide shaft 18.

In this embodiment, the inside swing joint of guiding axle 18 has bearing axle 20, and the inner wall fixedly connected with fixed block 23 of guide way 21, the both ends of bearing axle 20 all with the lower surface butt of fixed block 23, and the surface of guiding axle 18 offer with bearing axle 20's tip assorted bearing axle spout 22.

In this embodiment, the fixed surface of the upper surface of the support shaft 20 is connected with the pulley belt 13, the pulley belt 13 runs through the inside of the whole guide shaft 18, the inside of the bottom suction head 14 is located at the bottom side of the guide shaft 18 and is fixedly connected with the guide pulley 19, and the pulley belt 13 bypasses the outer surface of the guide pulley 19, the lower fixed surface of the support shaft 20 is connected with the winding belt 24, the inside of the guide shaft 18 is located at a pair of reels 25 of the bottom fixedly connected with of the winding belt 24, the reel shaft 27 is movably connected between the two reels 25, the bottom end of the winding belt 24 is coiled with the outer surface of the reel shaft 27, and the outer surface of the reel shaft 27 is coiled with the torsion.

In this embodiment, surface one side fixedly connected with water inlet 2 of organism 1, the surface opposite side fixedly connected with delivery port 7 and drain 5 in proper order of organism 1, the front surface fixedly connected with operating panel 6 of organism 1, the top fixedly connected with hydraulic pump 4 of organism 1, the bottom and the straw 9 intercommunication of hydraulic pump 4 are connected.

In this embodiment, the top of the machine body 1 is fixedly connected with the motor 3, and the end of the motor 3 is coiled and connected with one end of the pulley belt 13.

The utility model discloses well motor 3's model does: YSK 100-20-4P.

In this embodiment, after the hydraulic pump 4 is started, the filtering holes of the filtering net barrel 8 can be sucked and peeled off through the side suction head 10, the filtering holes of the filtering bottom net 11 can be sucked and peeled off through the suction hole 16 on the bottom suction head 14, meanwhile, the rotary column 12 drives the filtering bottom net 11 to rotate, so that the filtering holes of the whole filtering bottom net 11 can be sucked through the suction hole 16, when the filtering holes are sucked, the air pressure in the air flow channel 15 is reduced, the valve plate 17 is sucked upwards, and then the impurities on the filtering bottom net 11 can be sucked, and the impurities in the pulley belt 13 and the bottom suction head 14 have partial impurities remained inside along with the superposition of the use times, at this time, the inside of the pulley belt 13 and the bottom suction head 14 needs to be washed, when the washing is performed, the water flow in the bottom suction head 14 can press the valve plate 17 to the top end of the suction hole 16, and further the suction hole 16 is blocked, at this moment, the motor 3 is started, the pulley belt 13 is coiled on the machine shaft by the motor 3, the pulley belt 13 drives the support shaft 20 to move upwards, the support shaft 20 drives the fixing block 23 to move upwards, and then drives the valve block 17 to move upwards and turn over, so that the valve block 17 is opened, water flow can flow out through the suction hole 16, the motor 3 is closed after washing is finished, the suction hole 16 is elastically reset to drive the coiling shaft 27 to reset and rotate, then the coiling belt 24 is coiled and stored on the coiling shaft 27, and the coiling belt 24 further drives the support shaft 20 to move downwards and reset.

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. A hydraulic back-flushing device in a balance push bench comprises a bench body (1) and is characterized in that, a filter screen cylinder (8) is sleeved in the machine body (1), a filter bottom screen (11) is fixedly connected at the bottom of the filter screen cylinder (8), the filtering bottom net (11) is movably clamped and connected with the inner wall of the machine body (1), the bottom of the filtering bottom net (11) is fixedly connected with a rotating column (12), the bottom end of the rotating column (12) is movably connected with the inner wall of the bottom of the machine body (1), a suction pipe (9) is fixedly connected inside the filter screen cylinder (8), side suction heads (10) are fixedly connected to the side surface of the suction pipe (9) in a distributed manner, a bottom suction head (14) is fixedly connected to the bottom end of the suction pipe (9), and the bottom suction head (14) and the side suction head (10) are communicated with the interior of the suction pipe (9).

2. The hydraulic backwashing equipment in the balance push bench according to claim 1, wherein an air flow channel (15) is formed inside the bottom suction head (14), suction holes (16) are distributed on the bottom surface of the suction pipe (9), and the top ends of the suction holes (16) are communicated with the air flow channel (15).

3. The hydraulic backwashing equipment in the balance push bench according to claim 2, wherein a valve plate (17) is rotatably connected to one side of the bottom surface of the air flow channel (15) on the top of the suction hole (16), a guide shaft (18) is fixedly connected to one end of the bottom surface of the air flow channel (15) on the valve plate (17), and a guide groove (21) matched with the guide shaft (18) is formed in the surface of the valve plate (17) in a penetrating manner.

4. The hydraulic backwashing equipment in the balance push bench according to claim 3, wherein a support shaft (20) is movably connected inside the guide shaft (18), a fixed block (23) is fixedly connected to the inner wall of the guide groove (21), both ends of the support shaft (20) are abutted against the lower surface of the fixed block (23), and a support shaft sliding groove (22) matched with the end of the support shaft (20) is formed in the outer surface of the guide shaft (18).

5. The hydraulic backwash device in a balance push bench as defined in claim 4, the upper surface of the support shaft (20) is fixedly connected with a pulley belt (13), the pulley belt (13) penetrates through the inside of the whole guide shaft (18), a guide pulley (19) is fixedly connected with the inner part of the bottom suction head (14) at the bottom side of the guide shaft (18), the pulley belt (13) winds around the outer surface of the guide pulley (19), the lower surface of the support shaft (20) is fixedly connected with a winding belt (24), a pair of reels (25) are fixedly connected with the bottom end of the winding belt (24) in the guide shaft (18), a reel shaft (27) is movably connected between the two reels (25), the bottom end of the winding belt (24) is connected with the outer surface of the winding disc shaft (27) in a coiling way, and the outer surface of the coiling shaft (27) is coiled and connected with a torsion spring (26) at the outer side of the coiling belt (24).

6. The hydraulic backwashing equipment in the balance push bench according to claim 1, wherein a water inlet (2) is fixedly connected to one side of the outer surface of the machine body (1), a water outlet (7) and a sewage discharge outlet (5) are sequentially and fixedly connected to the other side of the outer surface of the machine body (1), an operation panel (6) is fixedly connected to the front surface of the machine body (1), a hydraulic pump (4) is fixedly connected to the top of the machine body (1), and the bottom end of the hydraulic pump (4) is communicated and connected with a suction pipe (9).

7. The hydraulic backwashing equipment in the balance push bench according to claim 5, wherein a motor (3) is fixedly connected to the top of the bench (1), and the end of the motor (3) is coiled and connected with one end of a pulley belt (13).