CN214972232U

CN214972232U - Prevent blockking up rotary filter device

Info

Publication number: CN214972232U
Application number: CN202022922925.5U
Authority: CN
Inventors: 向柏年; 钟琦; 潘厚磊; 朱辉; 邓良才
Original assignee: China Chengda Engineering Co Ltd
Current assignee: China Chengda Engineering Co Ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-12-03
Anticipated expiration: 2030-12-09

Abstract

The utility model belongs to the technical field of rotary filter screen, concretely relates to prevent blockking up rotary filter device. The technical scheme is as follows: an anti-blocking rotary filtering device comprises a rack, wherein a driving mechanism is mounted on the rack, the output end of the driving mechanism is connected with a rotating shaft, the rotating shaft is rotatably connected to the rack, a rotary filter screen is connected to the rotating shaft, a garbage groove is formed in the bottom of the rack, and a flushing water pipe is connected to the rack; still install the baffle in the frame, the baffle is located the pivot below, still is connected with the water spray mechanism that is used for flushing away baffle and pivot rubbish on the wash pipe, and water spray mechanism is located the rubbish inslot. The utility model provides a can get rid of the rotatory filter equipment of preventing blockking up of rubbish in the pivot automatically.

Description

Prevent blockking up rotary filter device

Technical Field

The utility model belongs to the technical field of rotary filter screen, concretely relates to prevent blockking up rotary filter device.

Background

To ensure the normal operation of the plant, circulating water is a common and indispensable system. Generally, the water intake of a circulating water system is very large, so that garbage around a water intake is easily introduced into a water absorption forebay along water flow, and the garbage in water is more and more polluted due to environmental pollution, so that garbage cleaning facilities are produced by transportation. Usually, adopt rotary filter to carry out the work of decontaminating, nevertheless because its structure is imperfect, lead to rubbish can't effective clearance.

The rotary filter screen is provided with a flushing water system, and the flushing water pipe and the spray head are respectively arranged at the outer sides of the upper left and the upper right of the rotary filter screen and the transmission shaft. And a flushing water branch pipe is arranged at the bottom of the garbage groove, and the main purpose is to flush the garbage in each filter screen to the garbage groove below the rotating shaft in the rotating process and take the garbage out of the system. However, household garbage, seaweed, leaves and other garbage can gush in a large amount under special conditions such as heavy rain, strong wind, high tide and the like, the running speed of a rotating shaft with the diameter of about 200-300 mm is generally 2-4 m/min, the structure of the filter screen stops, water flow cannot effectively wash the garbage on the shaft, part of the garbage can be hung on the shaft, and a garbage collector is formed under the rotating shaft after a long time.

If the garbage on the shaft is not cleaned in time, the garbage is wound on the rotating shaft more and more tightly, and the garbage is more difficult to clean. And too much garbage can increase the rotating resistance of the shaft and cause the problem of shaft eccentricity due to uneven weight, and even damage the bearing. At the moment, if the garbage needs to be cleaned, the machine needs to be stopped, and the rear part of one filter screen is removed to carry out manual cleaning.

There is a need for a method of automatically removing trash from a rotating shaft during operation and for manual cleaning without stopping the machine. This problem has not been adequately solved at present.

Disclosure of Invention

In order to solve the problems existing in the prior art, the utility model aims to provide a can get rid of the rotatory filter equipment of preventing blockking up of rubbish in the pivot automatically.

The utility model discloses the technical scheme who adopts does:

an anti-blocking rotary filtering device comprises a rack, wherein a driving mechanism is mounted on the rack, the output end of the driving mechanism is connected with a rotating shaft, the rotating shaft is rotatably connected to the rack, a rotary filter screen is connected to the rotating shaft, a garbage groove is formed in the bottom of the rack, and a flushing water pipe is connected to the rack; still install the baffle in the frame, the baffle is located the pivot below, still is connected with the water spray mechanism that is used for flushing away baffle and pivot rubbish on the wash pipe, and water spray mechanism is located the rubbish inslot.

When the rotating shaft drives the rotating filter screen to rotate, the rotating filter screen can filter garbage. The flushing water pipe can flush away the garbage on the rotary filter screen. The garbage attached to the rotating shaft can be scraped by the baffle plate, and the garbage is prevented from being wound on the rotating shaft. The water spraying mechanism can spray water towards the rotating shaft and the baffle, and then garbage scraped from the rotating shaft by the baffle can be washed away in time, so that the residue is avoided.

As the preferred proposal of the utility model, the distance between the baffle and the rotating shaft is more than or equal to 5 mm. The clear distance between the top of the baffle plate and the bottom of the rotating shaft is more than or equal to 5mm, so that most of garbage can directly enter the garbage groove, and the garbage can fall off under the mechanical isolation of the baffle plate after the thickness of a small part of garbage on the shaft is accumulated to exceed 5 mm. Because the baffle is under the axle, normal rubbish that drops at ordinary times is also difficult for accumulating on the baffle.

As the utility model discloses an optimal scheme, the water spray mechanism includes the spray pipe, and the spray pipe passes through the hose connection with wash pipe, and the other end shutoff of spray pipe, spray pipe are located the refuse chute, are connected with the water curtain shower nozzle on the spray pipe. The water spray pipe is manually moved left and right or rotated to enable the water curtain spray head to face a specific position.

As the preferred scheme of the utility model, the height of baffle is 8 ~ 12mm, and the thickness of baffle is 2 ~ 4 mm.

As the utility model discloses a preferred scheme, the wash water pipe includes the upper portion water pipe, and the upper portion water pipe is located rotary filter screen top, is provided with a plurality of shower nozzles on the water pipe of upper portion, and the upper portion water piping connection has the lower part water pipe, and the other end of lower part water pipe stretches into the rubbish inslot, and water spray mechanism connects on the water pipe of lower part. The upper water pipe can wash away the garbage on the rotary filter screen in time, and the lower water pipe can wash away the garbage in the garbage groove in time.

As the utility model discloses a preferred scheme, actuating mechanism includes the motor, and the output of motor is connected with the speed reduction unit, and the output and the pivot of speed reduction unit are connected, and the casing of speed reduction unit is fixed in the frame. The motor drives the speed reducing unit to act, and the speed reducing unit drives the rotating shaft to rotate, so that the rotating shaft can drive the rotary filter screen to rotate.

As the utility model discloses a preferred scheme, the reduction gear unit includes planetary reducer and turbine reducer, and the output and the planetary reducer of motor are connected, and planetary reducer's output and turbine reducer are connected, and turbine reducer's output and pivot are connected.

The utility model has the advantages that:

the utility model discloses a when pivot drove rotary filter screen and rotates, rotary filter screen can filter rubbish. The flushing water pipe can flush away the garbage on the rotary filter screen. The garbage attached to the rotating shaft can be scraped by the baffle plate, and the garbage is prevented from being wound on the rotating shaft. The water spraying mechanism can spray water towards the rotating shaft and the baffle, and then garbage scraped from the rotating shaft by the baffle can be washed away in time, so that the residue is avoided. The utility model discloses can get rid of the epaxial rubbish of commentaries on classics automatically at the operation device, avoid the condition of pivot department jam.

Drawings

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

fig. 2 is a left side view of the present invention;

fig. 3 is a partial structure diagram of the present invention.

In the figure, 1-rack; 2-a drive mechanism; 3-a rotating shaft; 4-rotating the filter screen; 5-a garbage groove; 6-flushing a water pipe; 7-a baffle plate; 8-a water spraying mechanism; 21-a motor; 22-planetary reducer; 23-a turbo reducer; 61-upper water pipe; 62-a lower water pipe; 81-water spray pipe; 82-water curtain spray head.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 3, the anti-clogging rotary filter device of the present embodiment includes a frame 1, a driving mechanism 2 is installed on the frame 1, an output end of the driving mechanism 2 is connected with a rotating shaft 3, the rotating shaft 3 is rotatably connected to the frame 1, the rotating shaft 3 is connected with a rotary filter screen 4, a garbage chute 5 is arranged at the bottom of the frame 1, and a flushing water pipe 6 is connected to the frame 1; still install baffle 7 in the frame 1, baffle 7 is located pivot 3 below, still is connected with the water spray mechanism 8 that is used for flushing away baffle 7 and pivot 3 on rubbish on the wash pipe 6, and water spray mechanism 8 is located rubbish groove 5.

Considering that the garbage should not be accumulated on the rotating shaft 3, the garbage needs to be discharged into the garbage groove 5 as soon as possible, the stability of the internal structure is not influenced, and the newly added cleaning facility should not obstruct the discharge of the garbage. The SS316L steel plate with the length L (the length is determined according to the width of the garbage groove 5), the height of 10mm and the thickness of 3mm is used as a baffle 7 and is welded with the garbage groove 5, the clear distance between the top of the steel plate and the bottom of the rotating shaft 3 is more than or equal to 5mm, most of garbage can directly enter the garbage groove 5, and the garbage can fall off under the mechanical isolation of the steel plate after the thickness accumulation of a small part of garbage on the rotating shaft 3 exceeds 5 mm. Because the steel plate is arranged right below the shaft, the garbage which normally falls off at ordinary times is not easy to accumulate on the steel plate.

After the steel plate is added, if the accumulated steel plate and a small amount of garbage on the shaft need to be cleaned, the water spraying mechanism 8 is additionally arranged, penetrates through the bottom of the shaft, and sprays water upwards to the surfaces of the steel plate and the rotating shaft 3 directly. The water spraying mechanism 8 is a water spraying pipe 81 with DN25 SS316L and a water curtain spray head 82, one end of the water spraying pipe is sealed, the other end of the water spraying pipe is used for guiding water from the original washing water pipe 6 and is connected with the water spraying pipe through a hose.

A conventional DN25 thread is selected to connect with the water curtain spray head 82, the spray angle is usually 90 degrees and above, and the minimum spray range is 2000mm according to 90 degrees. The sprinkler pipe 81 has a length exceeding 600mm of the housing and is manually moved to the left and right and rotated so that the spraying range is at least 2600 mm. The length is larger than the length of the shell of the rotary filter screen 4, so that the use can be satisfied by only arranging 1 spray head. The diameter of the spray pipe 81 is consistent with that of the flushing water pipe 6. The water spraying pipe 81 sprays water by using the water from the washing water pipe 6, and the water pressure is 0.1-0.3 MPa. When the water spraying mechanism 8 is not used, the garbage can is taken out from the garbage groove 5, so that the water spraying mechanism 8 is prevented from obstructing the garbage discharge.

When the rotating shaft 3 drives the rotating filter screen 4 to rotate, the rotating filter screen 4 can filter garbage. The flushing water pipe 6 can flush away the garbage on the rotary filter screen 4. The garbage attached to the rotating shaft 3 can be scraped by the baffle 7, and the garbage is prevented from winding on the rotating shaft 3. The water spraying mechanism 8 can spray water towards the rotating shaft 3 and the baffle 7, so that garbage scraped from the rotating shaft 3 by the baffle 7 can be washed away in time, and residues are avoided.

The flushing water pipe 6 comprises an upper water pipe 61, the upper water pipe 61 is positioned above the rotary filter screen 4, a plurality of spray heads are arranged on the upper water pipe 61, the upper water pipe 61 is connected with a lower water pipe 62, the other end of the lower water pipe 62 extends into the garbage groove 5, and the water spraying mechanism 8 is connected onto the lower water pipe 62. The upper water pipe 61 can flush the garbage on the rotary filter screen 4 in time, and the lower water pipe 62 can flush the garbage in the garbage chute 5 in time.

The driving mechanism 2 comprises a motor 21, the output end of the motor 21 is connected with a speed reducing unit, the output end of the speed reducing unit is connected with the rotating shaft 3, and a shell of the speed reducing unit is fixed on the rack 1. The motor 21 drives the speed reducing unit to act, and the speed reducing unit drives the rotating shaft 3 to rotate, so that the rotating shaft 3 can drive the rotary filter screen 4 to rotate. The speed reducer unit comprises a planetary speed reducer 22 and a turbine speed reducer 23, the output end of the motor 21 is connected with the planetary speed reducer 22, the output end of the planetary speed reducer 22 is connected with the turbine speed reducer 23, and the output end of the turbine speed reducer 23 is connected with the rotating shaft 3.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. The anti-blocking rotary filtering device is characterized by comprising a rack (1), wherein a driving mechanism (2) is installed on the rack (1), the output end of the driving mechanism (2) is connected with a rotating shaft (3), the rotating shaft (3) is rotatably connected to the rack (1), a rotary filter screen (4) is connected to the rotating shaft (3), a garbage groove (5) is formed in the bottom of the rack (1), and a flushing water pipe (6) is connected to the rack (1); still install baffle (7) in frame (1), baffle (7) are located pivot (3) below, still are connected with on washing water pipe (6) and are used for washing away baffle (7) and pivot (3) go up rubbish water spray mechanism (8), and water spray mechanism (8) are located rubbish groove (5).

2. Anti-clogging rotary filter device according to claim 1, characterized in that the distance between said baffle (7) and the rotating shaft (3) is greater than or equal to 5 mm.

3. The anti-clogging rotary filter device according to claim 1, wherein the water spraying mechanism (8) comprises a water spraying pipe (81), the water spraying pipe (81) is connected with the flushing water pipe (6) through a hose, the other end of the water spraying pipe (81) is blocked, the water spraying pipe (81) is positioned in the garbage bin (5), and a water curtain nozzle (82) is connected to the water spraying pipe (81).

4. An anti-clogging rotary filter device according to claim 1, characterised in that the height of the baffle (7) is 8-12 mm and the thickness of the baffle (7) is 2-4 mm.

5. The anti-clogging rotary filter device according to claim 1, wherein the washing water pipe (6) comprises an upper water pipe (61), the upper water pipe (61) is located above the rotary filter screen (4), a plurality of nozzles are arranged on the upper water pipe (61), the upper water pipe (61) is connected with a lower water pipe (62), the other end of the lower water pipe (62) extends into the garbage bin (5), and the water spraying mechanism (8) is connected to the lower water pipe (62).

6. Anti-clogging rotary filter device according to claim 1, characterized in that said driving means (2) comprise an electric motor (21), the output of the electric motor (21) being connected to a reduction unit, the output of which is connected to the rotating shaft (3), the casing of the reduction unit being fixed to the frame (1).

7. Anti-clogging rotary filtering device according to claim 6, characterized in that said reducer unit comprises a planetary reducer (22) and a turbo reducer (23), the output of the electric motor (21) being connected to the planetary reducer (22), the output of the planetary reducer (22) being connected to the turbo reducer (23), the output of the turbo reducer (23) being connected to the shaft (3).