CN210473265U - Regenerating unit of vacuum filter cloth - Google Patents
Regenerating unit of vacuum filter cloth Download PDFInfo
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- CN210473265U CN210473265U CN201921105936.5U CN201921105936U CN210473265U CN 210473265 U CN210473265 U CN 210473265U CN 201921105936 U CN201921105936 U CN 201921105936U CN 210473265 U CN210473265 U CN 210473265U
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- roller
- filter cloth
- cloth
- cleaning box
- rod
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Abstract
The utility model discloses a regeneration device of filter cloth of a vacuum filter, which comprises a cleaning box arranged below the filter cloth of the vacuum filter, wherein the top of the cleaning box is provided with a mop roller and a direction-changing roller, the top of the cleaning box is rotatably provided with a pair of connecting rods, and the connecting rods extend along the running direction of the filter cloth and are arranged at the two sides of the direction-changing roller; each connecting rod is arranged on the top of the cleaning box through the middle part of the connecting rod, a cloth pressing roller is arranged between the abutting ends of the pair of connecting rods, and the cloth pressing roller is positioned between the mop roller and the bend roller; the mop roller and the redirection roller are positioned below the filter cloth, and the cloth pressing roller penetrates through an inner cavity surrounded by the filter cloth; an ultrasonic generator and an ultrasonic energy conversion plate are arranged on the cleaning box. The ultrasonic cavitation clean water is utilized to thoroughly clean micro particles embedded into the pores of the filter cloth, the service life of the filter cloth is prolonged, the production efficiency of the vacuum filter is improved, a large amount of cleaning water can be saved, the operation cost is reduced, and the effect is remarkable.
Description
Technical Field
The utility model relates to a filter cloth regeneration field, concretely relates to regenerating unit of vacuum filter cloth.
Background
The adhesive tape type vacuum filter pumps liquid in suspension liquid through the filter cloth under the action of vacuum negative pressure, and solid particles are intercepted by the filter cloth to form a filter cake, so that the separation of the liquid and the solid is realized. In the filtering process, part of solid particles with smaller particle sizes can enter the micropores of the filter cloth to block the pore passages of the filter cloth, so that the passing performance of liquid molecules of the filter cloth is reduced, the filter cake is seriously charged with water, the vacuum degree below the filter cloth is ultrahigh, and the filter cannot normally operate. In order to ensure the normal operation of the filter, the filter cloth after being blocked must be replaced or regenerated. The cost for directly replacing the filter cloth is high, so that many filter machines are provided with filter cloth regenerating devices. At present, a common filter cloth regeneration device utilizes clean water to wash the surface of filter cloth, but the method can only remove particles on the surface of the filter cloth, but fine particles in the pore channels of the filter cloth are difficult to remove, materials in the pore channels of the filter cloth can be hardened and solidified along with the passage of time, and finally, meshes of the filter cloth are completely blocked, so that the filter cloth cannot be used continuously.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a regenerating unit of vacuum filter cloth for vacuum filter utilizes less clear water thoroughly to clear away the small particulate matter of filter cloth hole embedding under normal operating condition, in order to reach and reduce filter running cost, improves the purpose of filter availability factor, and specific technical scheme is:
a regeneration device of a vacuum filter cloth comprises a cleaning box which is arranged below the filter cloth of a vacuum filter and is open at the top, wherein a mop roller and a direction-changing roller are rotatably arranged at the top of the cleaning box, the mop roller and the direction-changing roller both extend along the direction vertical to the running direction of the filter cloth and are arranged at intervals, a pair of connecting rods are rotatably arranged at the top of the cleaning box, and the connecting rods extend along the running direction of the filter cloth and are arranged at two sides of the direction-changing roller;
each connecting rod is arranged on the top of the cleaning box through the middle part of the connecting rod, two ends of each connecting rod are respectively formed into a pressing end and an operating end, a cloth pressing roller is arranged between the pressing ends of the pair of connecting rods, and the cloth pressing roller is positioned between the cloth dragging roller and the bend roller; the mop roller and the redirection roller are positioned below the filter cloth, and the cloth pressing roller penetrates through an inner cavity surrounded by the filter cloth;
an ultrasonic generator and an ultrasonic transduction plate driven by the ultrasonic generator are arranged on the cleaning box, and the ultrasonic transduction plate is positioned in the cleaning box.
The utility model discloses the during operation at first will wash the water pump and go into the washing incasement, makes the liquid level that washs the water exceed the top of ultrasonic transduction board, then impresses the filter cloth with the compress roller and washs the incasement, starts supersonic generator, and drive ultrasonic transduction board cavitation washs water, washs the regeneration to the filter cloth. After one section of filter cloth is cleaned, the filter cloth is moved, and the next section of filter cloth is cleaned, so that the filter cloth is cleaned discontinuously. When intermittent cleaning is performed, it is performed without a load. Utilize the utility model discloses can also go on under the condition of taking load, the cleaning performance is poor when only this moment is interrupted the washing. The utility model discloses utilize ultrasonic cavitation clear water, can carry out comparatively thorough washing to the small particulate matter of embedding in the filter cloth hole, prolonged the life of filter cloth, improved vacuum filter's production efficiency to can practice thrift a large amount of washing water, reduce the running cost, the effect is showing.
In order to operate the connecting rod conveniently, the regeneration device further comprises a lifting mechanism, the lifting mechanism comprises a linear ball screw stepping motor, a guide rail and a sliding block capable of sliding along the guide rail, a screw rod of the linear ball screw stepping motor extends along the vertical direction and is meshed on the sliding block through threads, a guide groove is formed in the connecting rod along the length direction of the connecting rod, and a guide rod is installed on the sliding block and extends into the guide groove. When the linear ball screw stepping motor works, the slide block is driven by the screw rod to move up and down along the guide rail, so that the control of the up-and-down swing of the connecting rod is realized.
Furthermore, the screw thread of the screw rod is a trapezoidal screw thread, and a limiting block is arranged on the guide rail. The trapezoidal threads are adopted to enable the screw rod to have certain self-locking capacity, and after the limiting block is arranged, the cloth pressing roller can accurately reach a set position.
In order to facilitate the operation, the connecting rod comprises a driving rod and a pressing rod which are arranged at an angle, and the connecting rod is arranged on the cleaning box through the connecting part of the driving rod and the pressing rod. Preferably, the included angle between the driving rod and the pressing rod is 130 degrees and 150 degrees.
Furthermore, a flushing pipe is arranged at the bottom of the inner cavity of the cleaning box. When the ultrasonic cleaning device is used for cleaning, the generated dirt capable of being precipitated is less, but a small amount of dirt is generated and is deposited to the bottom of the cleaning box, and after the flushing pipe is arranged, the part of dirt can be flushed, so that the influence on the cleaning effect is reduced.
In order to realize continuous work, the regeneration device also comprises a filter cloth control device, and the filter cloth control device also comprises a magnetic block arranged on one of the mop roller and the redirection roller and a Hall sensor arranged on the cleaning box and used for detecting the movement of the magnetic block. The Hall sensor is used for being connected to a control system of the vacuum filter, and the length of the filter cloth is limited each time the filter cloth is cleaned according to the rotation number of the mop roller or the redirection roller. And the control system is utilized to realize automatic control, thereby improving the working efficiency.
Furthermore, the washing machine also comprises a heater arranged at the bottom of the washing tank for realizing the temperature control of the washing water. And a thermometer provided on the washing tank.
Specifically, the cloth pressing roller is rotatably mounted on the connecting rod through a cloth pressing roller bearing, and the cloth pressing roller bearing is a deep groove ball zirconia bearing. The arrangement can ensure that the cloth pressing roller can stably run in a lubricating oil-free and liquid environment. ,
drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
Referring to fig. 1, the filter cloth 4 has an endless cylindrical shape, and in fig. 1, only a lower portion of the filter cloth 4 is shown. The pointing direction of the arrow N indicates the direction of travel of the underside of the filter cloth 4.
A regeneration device of filter cloth of a vacuum filter comprises a cleaning box 5 which is arranged below the filter cloth 4 of the vacuum filter and has an open top, wherein a mop roller 1 and a redirection roller 19 are rotatably arranged at the top of the cleaning box, and the mop roller 1 and the redirection roller 19 both extend along the direction N which is vertical to the filter cloth running direction and are arranged at intervals.
A pair of first bearing blocks 31 and a pair of second bearing blocks 32 are fixedly mounted on the top of the cleaning tank 5, the mop roller 1 is rotatably mounted on the pair of first bearing blocks 31 via a bearing, and the direction-changing roller 19 is rotatably mounted on the pair of second bearing blocks 32 via a bearing.
On each of the pair of second bearing blocks 32 is rotatably mounted a link 18 extending in the direction of travel of the filter cloth, in this embodiment the link is substantially V-shaped and includes a drive rod 181 and a push rod 182 arranged at an angle α, in this embodiment the angle α is 145, it being understood that in other embodiments the angle α is also 130, 140 or 150, the links 18 being mounted on the tank via the connection of the drive rod and the push rod, i.e. each link is mounted on the top of the tank via its intermediate portion.
One end of the pressing lever 182 far away from the driving lever 181 is formed as a pressing end 185, and one end of the driving lever 181 far away from the pressing lever 182 is formed as an operating end 184. A cloth pressing roller 21 is rotatably mounted between the pressing ends 185 of the pair of connecting rods, and the cloth pressing roller 21 is rotatably mounted on the connecting rods through cloth pressing roller bearings, which are deep groove ball zirconia bearings. The cloth pressing roller is positioned between the mop roller and the bend roller; the mop roller and the redirection roller are positioned below the filter cloth, and the cloth pressing roller penetrates through an inner cavity surrounded by the filter cloth. An ultrasonic generator 7 and an ultrasonic energy conversion plate 6 are arranged on the cleaning box, wherein the ultrasonic generator 7 is positioned on the outer wall of the cleaning box, the ultrasonic energy conversion plate 6 is positioned on the inner wall of the cleaning box, and the ultrasonic generator drives the ultrasonic energy conversion plate to work.
The upper end of the cleaning tank 5 is provided with a water inlet pipe 20, and the bottom is provided with a water outlet pipe 10.
In order to clean the dirt deposited in the cleaning box, a washing pipe 8 is arranged at the bottom of the inner cavity of the cleaning box, and a cleaning hole which is inclined downwards is arranged on a cleaning pipe 18. And an electric heater 9 and a thermometer 11 for detecting the temperature of water in the tank are provided at the bottom of the washing tank.
In order to operate the connecting rod, a lifting mechanism is further provided in the embodiment, and the lifting mechanism comprises a supporting rod 17, a linear ball screw stepping motor 12 fixed on the supporting rod 17 and a guide rail 13. The screw 16 of the linear ball screw stepping motor 12 and the guide rail 13 extend in the vertical direction and are screw-engaged with the slider 14. The slide 14 is clamped on the guide rail 13 and can move up and down along the guide rail under the driving of the screw rod. The driving rod 181 of the link 18 is provided with a guide groove 183 penetrating the driving rod, the guide groove 183 extends in the length direction of the driving rod, and a guide rod 141 is attached to the slider and extends into the guide groove.
In this embodiment, the screw thread of lead screw is trapezoidal thread, possesses the auto-lock ability, is provided with stopper 131 on guide rail 13, utilizes this stopper 131 can restrict the swing angle of connecting rod to the decline position of restriction compress roller 21 guarantees the tensile force to the filter cloth, so that the mud in the filter cloth gap can discharge smoothly.
A magnetic block 2 is arranged on the end face of one end of the mop roller, and a Hall sensor 3 for detecting the movement of the magnetic block is arranged at the top of the cleaning box. The Hall sensor 3 is communicated with a PLC controller, the PLC controls a driving motor for controlling the movement of the filter cloth, and the operation of the driving motor is controlled according to a preset value so as to control the movement or stop of the filter cloth. It is understood that, in another embodiment, the magnetic block may also be mounted on the end face of the direction-changing roller, and the hall sensor may be mounted corresponding to the magnetic block.
When the ultrasonic cleaning device works, cleaning water is pumped into the cleaning box 5 from the water inlet pipe 20, the liquid level of the cleaning water exceeds the top of the ultrasonic energy conversion plate, the cleaning water is heated to the set temperature by the electric heater 9, the temperature is 60 ℃ in the embodiment, then the linear ball screw stepping motor 12 is started, the screw rod 16 of the linear ball screw stepping motor 12 rotates, the sliding block 14 moves upwards along the guide rail 13, the cloth pressing roller 21 is driven to move downwards, the filter cloth is pressed into the cleaning box, the ultrasonic generator 7 is started, the ultrasonic energy conversion plate 6 is driven to cavitate the cleaning water, and the filter cloth is cleaned and regenerated. After one section of filter cloth is cleaned, the filter cloth is moved to clean the next section of filter cloth. The length of the moving of the filter cloth is controlled by detecting the number of rotation turns of the mop roller through the Hall sensor 3, when the number of rotation turns of the mop roller reaches a set value, the PLC controller of the Hall sensor stops driving the motor, the filter cloth stops moving, and after the cleaning time is reached, the driving motor is started again to enable the filter cloth to move, and the filter cloth is cleaned discontinuously. The washing water having completed the washing is discharged out of the washing tank through the drain pipe 10.
When cleaning is performed by ultrasonic waves, only a small amount of dirt remains at the bottom of the cleaning tank, and the dirt can be washed by the washing pipe 8.
The above-mentioned cleaning mode is an intermittent cleaning mode without load. The embodiment can also carry out continuous cleaning with load, and because the retention time of the filter cloth in the cleaning box is shorter during the continuous cleaning, the cleaning effect can be increased by increasing the number of the regeneration devices or prolonging the length of the cleaning box.
It is understood that in other embodiments, the lifting mechanism can be omitted, and the lifting of the cloth pressing roller can be realized by lifting the operation end in a manual operation mode.
Claims (10)
1. A regeneration device of a vacuum filter cloth is characterized by comprising a cleaning box which is arranged below the filter cloth of a vacuum filter and has an open top, wherein the top of the cleaning box is rotatably provided with a mop roller and a redirection roller, the mop roller and the redirection roller are both arranged at intervals along the direction vertical to the running direction of the filter cloth, the top of the cleaning box is rotatably provided with a pair of connecting rods, and the pair of connecting rods extend along the running direction of the filter cloth and are arranged at two sides of the redirection roller;
each connecting rod is arranged on the top of the cleaning box through the middle part of the connecting rod, two ends of each connecting rod are respectively formed into a pressing end and an operating end, a cloth pressing roller is arranged between the pressing ends of the pair of connecting rods, and the cloth pressing roller is positioned between the cloth dragging roller and the bend roller; the mop roller and the redirection roller are positioned below the filter cloth, and the cloth pressing roller penetrates through an inner cavity surrounded by the filter cloth;
an ultrasonic generator and an ultrasonic transduction plate driven by the ultrasonic generator are arranged on the cleaning box, and the ultrasonic transduction plate is positioned in the cleaning box.
2. The recycling apparatus according to claim 1, further comprising a lifting mechanism including a linear ball screw stepping motor, a guide rail, and a slider slidable along the guide rail, a screw of the linear ball screw stepping motor extending in a vertical direction and being screw-engaged with the slider, a guide groove being provided on the link along a length direction of the link, and a guide rod being mounted on the slider and extending into the guide groove.
3. The recycling apparatus as claimed in claim 2, wherein the screw thread of the screw rod is a trapezoidal thread, and the guide rail is provided with a stopper.
4. The recycling apparatus as claimed in claim 1, wherein the connecting rod includes a driving rod and a pressing rod disposed at an angle, and the connecting rod is mounted on the washing tank through a connection portion of the driving rod and the pressing rod.
5. The regeneration device as claimed in claim 4, wherein the angle between the driving rod and the pressing rod is 130 ° and 150 °.
6. Regeneration device according to claim 1, characterised in that a flushing pipe is arranged at the bottom of the inner chamber of the washing tank.
7. The regeneration device of claim 1, further comprising a filter cloth control device, wherein the filter cloth control device comprises a magnetic block arranged on one of the mop roller and the redirection roller, and a Hall sensor arranged on the cleaning box and used for detecting the movement of the magnetic block.
8. The regeneration device of claim 1, further comprising a heater disposed at a bottom of the purge tank.
9. The regeneration device of claim 1, further comprising a thermometer disposed on the purge tank.
10. The regeneration device of claim 1, wherein the cloth platen is rotatably mounted on the connecting rod via a cloth platen bearing, the cloth platen bearing being a deep groove ball zirconia bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921105936.5U CN210473265U (en) | 2019-07-15 | 2019-07-15 | Regenerating unit of vacuum filter cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921105936.5U CN210473265U (en) | 2019-07-15 | 2019-07-15 | Regenerating unit of vacuum filter cloth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210473265U true CN210473265U (en) | 2020-05-08 |
Family
ID=70531099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921105936.5U Active CN210473265U (en) | 2019-07-15 | 2019-07-15 | Regenerating unit of vacuum filter cloth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210473265U (en) |
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2019
- 2019-07-15 CN CN201921105936.5U patent/CN210473265U/en active Active
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