CN113908614A

CN113908614A - Disc type vacuum filter

Info

Publication number: CN113908614A
Application number: CN202111263853.0A
Authority: CN
Inventors: 常立翠
Original assignee: Individual
Current assignee: Actfive Shanghai Washing Machine Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-01-11
Anticipated expiration: 2041-10-27
Also published as: CN113908614B

Abstract

The invention relates to the technical field of ore pulp filtration, and discloses a disc type vacuum filter, wherein one side of the inside of a first distribution head, which is close to an installation main shaft, is uniformly provided with air blowing holes, the position of the inside of the first distribution head, which is close to an outer ring, is provided with air vents communicated with the air blowing holes, one side of the back of the first distribution head, which is far away from the installation main shaft, is provided with air exhaust holes communicated with the air vents, the center of the first distribution head is communicated with the air blowing holes and the air exhaust holes and is fixedly provided with a fan, one side of a machine body, which is close to the first distribution head, is fixedly provided with a fixed sleeve, one end of the fixed sleeve is movably sleeved in the first distribution head, the inside of the sleeve hole is movably sleeved with a top block, the section of the end part of the fixed sleeve, which is positioned in the air blowing holes, is provided with an arc notch, the outer ring is fixedly arranged on the outer ring in the middle part of the fixed sleeve, the fan is arranged in the distribution head, and the fixed sleeve, which is fixedly arranged on the machine body is sleeved in the distribution head, so that the installation of the machine body is convenient and the sealing performance is improved, and better filtering effect can be ensured.

Description

Disc type vacuum filter

Technical Field

The invention relates to the technical field of ore pulp filtration, in particular to a disc type vacuum filter.

Background

The disc vacuum filter is a solid-liquid separation device, and utilizes vacuum as filtering power to make solid-liquid separation of slurry. This machine has adopted the direction of filter disc leading truck, and the variable speed stirring, the blowback is unloaded, and advanced technologies such as automatic centralized lubrication are excellent in a performance, use dewatering equipment reliably, can play good effect in the filtration after the ore pulp is mined, consequently also extensive use that receives, but it still has certain problem:

the existing disc type vacuum filter needs a vacuum machine for forming negative pressure and an air blower for blowing air, the vacuum machine is used for conveniently forming negative pressure so that external ore pulp is filtered through filter cloth and forms filter cakes, then a filter disc rotates to a discharging area, the filter cakes fall off and are collected through blowing air by the air blower, and thus, the filter is repeatedly and continuously formed to be in circular operation and filtration, but in the process, the filter disc is jointly acted by the vacuum machine and the air blower, the acting areas are different, so that the filter disc is troublesome to install, simultaneously, the suction and blowing air can be distributed to proper areas to work in the distribution head, the error of air flow guiding can not occur, and simultaneously, as the filter disc is in a rotating state and the negative pressure and the blowing air are kept at a certain strength, different areas are easily caused to be at the same air flow strength, therefore, not only is a great deal of energy loss caused, but also the adsorption condition of a filter cake is poor, and the timely adjustment of the air flow strength when the filter plate is at different positions cannot be guaranteed.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the disk type vacuum filter which has the advantages of convenience in installation, good sealing property and good filtering and discharging quality, and solves the problems in the prior art.

The invention provides the following technical scheme: the utility model provides a disk vacuum filter, includes the organism, the one end movable mounting at organism top has first distribution head, the other end movable mounting at organism top has the second to distribute the head, the middle part fixed mounting that first distribution head was distributed to the head with the second has the transmission shaft, it has the installation main shaft with the transmission shaft intercommunication to lie in transmission shaft outer lane position between first distribution head and the second distribution head and be cyclic annular even fixed mounting, the inside fixed mounting of organism one side has first motor, the bottom movable mounting of the inside filtering pond of organism has tip and first motor fixed connection's puddler, the even fixed mounting in the outside of puddler has the filter plate, inside being located of organism directly over first motor position fixed mounting has the second motor, the discharge hole with the inside intercommunication of transmission shaft is seted up at the middle part that the second was distributed first one side is cup jointed to the organism.

Preferably, the inside one side that is close to the installation main shaft of first distribution head has evenly seted up the gas hole, the first distribution head lateral wall has seted up intercommunication gas hole and the inside intercommunication mouth of installation main shaft, the inside air vent of seting up with gas hole intercommunication that is close to outer lane position of first distribution head, the first distribution head back is kept away from one side of installation main shaft and is seted up the aspirating hole that communicates with the air vent, first distribution head center intercommunication gas hole and aspirating hole and fixed mounting have the fan, the organism is close to first distribution head one side fixed mounting has one end activity to cup joint at the inside fixed cover of first distribution head.

Preferably, the first distribution head is inside to be located fixed cover middle part outer lane position and has seted up the rotation annular, the first distribution head is inside to be located the air vent and rotates and set up the trepanning rather than the intercommunication between the annular, the kicking block has been cup jointed in the activity of trepanning inside, the fixed cover is located the outer wall of the inside section of aspirating hole and has evenly seted up the air guide mouth, fixed cover tip is located the inside section of blowing hole and has seted up the arc breach, first distribution head inner wall is located air vent outer lane position department fixed mounting has the bar magnet that corresponds with the kicking block, fixed cover middle part outer lane fixed mounting has the bulge loop.

Preferably, the air blowing hole, the vent hole and the air suction hole are sequentially communicated to form a channel, each channel corresponds to one communicating port, and the fixing sleeve penetrates through the air blowing hole and the air suction hole and abuts against the inner wall of the first distribution head.

Preferably, the fixed sleeve is sleeved at one end inside the first distribution head and is cylindrical, the size of a gap formed by the arc gap just corresponds to the unloading rotation of the disc vacuum filter to a reverse blowing unloading section, the convex ring is an arc-shaped uniform protrusion at one end, and when the convex ring corresponds to the position of the arc gap, the protrusion reaches the maximum height and the height is equal to the length of the top block.

The invention has the following beneficial effects:

compared with the prior art, the fan structure is arranged in the distribution head, an air blower or a vacuum machine is directly omitted, the distribution head is convenient to install and disassemble, the distribution head is internally provided with a pore passage corresponding to the installation main shaft, the convex ring outside the fixed head and the arc notch at the end part are matched with the rotation of the distribution head, so that the distribution head can control whether air is exhausted to form negative pressure or blown to seal the edge and filter cake to fall off in the installation main shaft according to the position of the filter plate in the rotation process, an additional control system is not needed to respectively control the negative pressure and the air blowing, meanwhile, the negative pressure and the air blowing are carried out in the distribution head by adopting an integral structure, external equipment is not needed, the sealing performance can be improved, and the negative pressure effects achieved at different positions of the filter plate are different due to the matching relationship of the convex ring and the ejector block, and is more beneficial to forming filter cakes which are convenient to discharge.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a cross-sectional view of the first dispensing head A-A of FIG. 1;

FIG. 3 is a cross-sectional view of the first dispensing head B-B of FIG. 1;

FIG. 4 is a cross-sectional view of the first dispensing head C-C of FIG. 1;

FIG. 5 is an enlarged view of FIG. 1 at D;

fig. 6 is a schematic view of the fixing sleeve structure of the present invention.

In the figure: 1. a body; 101. a discharge hole; 2. a first dispensing head; 201. a gas blowing hole; 202. a vent hole; 203. an air exhaust hole; 204. trepanning; 205. a communication port; 206. rotating the ring groove; 3. a second dispensing head; 4. a drive shaft; 5. installing a main shaft; 6. a first motor; 7. a stirring rod; 8. filtering the plate; 9. fixing a sleeve; 901. an air guide port; 902. an arc notch; 10. a fan; 11. a top block; 12. a bar magnet; 13. a convex ring; 14. a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, a disc vacuum filter includes a filter body 1, a first distribution head 2 is movably installed at one end of the top of the filter body 1, a second distribution head 3 is movably installed at the other end of the top of the filter body 1, a transmission shaft 4 is fixedly installed at the middle portions of the first distribution head 2 and the second distribution head 3, a mounting main shaft 5 communicated with the transmission shaft 4 is uniformly and annularly and fixedly installed between the first distribution head 2 and the second distribution head 3 at the outer ring position of the transmission shaft 4, a first motor 6 is fixedly installed inside one side of the filter body 1, a stirring rod 7 whose end is fixedly connected with the first motor 6 is movably installed at the bottom of the filter chamber inside the filter body 1, a filter plate 8 is uniformly and fixedly installed outside the stirring rod 7, a second motor 14 is fixedly installed inside the filter body 1 at the position right above the first motor 6, the second motor 14 is engaged with the outer ring of the first distribution head 2 through a driving device for transmission, because the first distribution head 2 and the second distribution head 3 are movably installed at the top of the machine body 1, and the installation main shaft 5 is driven to rotate by the first distribution head 2 and the second distribution head 3 when the machine body works, so that the filtering effect of the filter plate 8 is realized, the second motor 14 can directly drive the machine body to rotate integrally, the middle of one side of the machine body 1, which is sleeved with the second distribution head 3, is provided with a discharge hole 101 communicated with the inside of the transmission shaft 4, the inside of the installation main shaft 5 is gradually enlarged in aperture size, the diameter close to one end of the first distribution head 2 is minimum, so that the filtering liquid entering the inside of the installation main shaft 5 can be guided to one side close to the second distribution head 3 and finally guided out through the transmission shaft 4 and the discharge hole 101, one side of the inside of the first distribution head 2, which is close to the installation main shaft 5, the outer side wall of the first distribution head 2 is provided with a communication port 205 communicated with the air blowing hole 201 and the inside of the installation main shaft 5, an air vent 202 communicated with an air blowing hole 201 is arranged in the first distribution head 2 close to the outer ring, an air exhaust hole 203 communicated with the air vent 202 is arranged on one side of the back of the first distribution head 2 far away from the installation main shaft 5, the center of the first distribution head 2 is communicated with the air blowing hole 201 and the air exhaust hole 203 and is fixedly provided with a fan 10, a fixed sleeve 9 with one end movably sleeved in the first distribution head 2 is fixedly arranged on one side of the machine body 1 close to the first distribution head 2, the air blowing hole 201, the air vent 202 and the air exhaust hole 203 are sequentially communicated to form a channel, each channel just corresponds to one communication port 205, the fixed sleeve 9 penetrates through the insides of the air blowing hole 201 and the air exhaust hole 203 and abuts against the inner wall of the first distribution head 2, the fan 10 arranged between the air blowing hole 201 and the air exhaust hole 203 can just form air blowing and air exhaust in the insides of the air blowing hole 201 and the air exhaust hole 203 respectively, and then the jacking condition of the jacking block 11 is controlled through the fixed sleeve 9, thus, the air blowing hole 201 and the air vent 202 can be closed according to the position condition when the filter works, so that a negative pressure or a blast effect is generated in the corresponding mounting main shaft 5, the effect of combining the vacuum machine and the air blower can be realized through one fan 10, a rotary ring groove 206 is arranged in the first distribution head 2 and positioned at the middle outer ring position of the fixed sleeve 9, sleeve holes 204 respectively communicated with the air vent 202 and the rotary ring groove 206 are arranged in the first distribution head 2, a top block 11 is movably sleeved in the sleeve holes 204, the length between two side walls of the rotary ring groove 206 is equal to the maximum protruding length of the convex ring 13, so that the fixed sleeve 9 can drive the convex ring 13 to rotate in the rotary ring groove 206 when rotating, and air guide ports 901 are uniformly arranged on the outer wall of the fixed sleeve 9 positioned at the inner section of the air suction hole 203, each air guide port 901 is just corresponding to one air suction hole 203, so that the air suction holes 203 can be communicated, and subsequent air guide is facilitated, an arc notch 902 is formed in the section, located inside the air blowing hole 201, of the end portion of the fixing sleeve 9, a bar magnet 12 corresponding to the top block 11 is fixedly installed on the position, located outside the air vent 202, of the inner wall of the first distribution head 2, a convex ring 13 is fixedly installed on the outer ring of the middle portion of the fixing sleeve 9, the fixing sleeve 9 is sleeved at the position, located inside the first distribution head 2, of the fixing sleeve 9 and is cylindrical, the size of a notch formed in the arc notch 902 is just corresponding to the unloading rotation of the disc type vacuum filter to the reverse blowing unloading section, the convex ring 13 is in an arc shape and is uniformly convex, the convex height reaches the maximum height when the convex ring 13 corresponds to the position of the arc notch 902, the length of the height is the length of the top block 11, the distance between the two side walls inside the air vent 202 is not larger than the length of the top block 11, when the top block 11 is ejected outwards from the inside the sleeve hole 204 by the convex ring 13, the top block can extend inside the air vent 202 and can be finally abutted to the air vent 202 On the outer side wall of the ventilation hole 202, and the top block 11 has magnetism and opposite to the magnetic pole of the corresponding end of the bar magnet 12, therefore, after the ejector block 11 loses the jacking movement of the convex ring 13, the inner part of the trepanning 204 can be quickly withdrawn under the action of magnetic force to complete reset, the radian of the convex section of the convex ring 13 is corresponding to the position of the filter plate 8 rotating away from the liquid level of mineral aggregate from the initial position of the filter plate 8, the convex height of the convex ring 13 at the corresponding part of the arc notch 902 section is uniform, and then the convex is disconnected, so that the negative pressure can be reduced after the filter plate 8 rotates away from the mineral aggregate, because a large amount of filtrate is not required to be sucked into the filter plate 8 at this time, only negative pressure still needs to be kept at this time to filter water outside the filter plate 8, then along with rotate carry on the inside negative pressure of filter plate 8 reduce gradually and blow and increase gradually, just can conveniently unload at the back, and blow in the section of unloading inside and keep can conveniently unload even effectual certainly.

The working principle is that sufficient mineral liquid is firstly introduced into the machine body 1, then the starting device is driven by the first motor 6 to start the stirring rod 7 to rotate and stir the mixed material liquid, meanwhile, the second motor 14 also starts to control the transmission structure to drive the first distribution head 2 to rotate, the first distribution head 2 simultaneously drives the second distribution head 3 to rotate together, and finally drives the mounting main shaft 5 and the filter plates 8 to rotate together, at the same time, the fan 10 in the first distribution head 2 is also started and forms negative pressure (described in the work of one filter plate 8) in the filter plate 8 which rotates to the bottom position through the suction hole 203, the vent hole 202 and the communication port 205, at the same time, the mineral liquid enters the filter plate 8 through the filter layer on the outer side of the filter plate 8 to complete filtration, filter residues form filter cakes on the outer side of the filter plate 8, and the air blowing hole 201 and the vent hole 202 which are positioned at the bottom position gradually lean against each other along with the rotation of the first distribution head 2, at this time, the ejector block 11 inside the convex ring 13 is jacked up outwards for a section under the abutting pressure of the convex ring 13, and at this time, the negative pressure airflow passing through the vent hole 202 becomes small, so that the negative pressure inside the filter plate 8 can be reduced, which is more beneficial to the drying of the filter cake, then when the filter cake rotates to the discharging area, the ejector block 11 is completely jacked out and blocks the vent hole 202 under the jacking action of the convex ring 13, at this time, the air blown out by the fan 10 enters the inside of the filter plate 8 through the air blowing hole 201 and the communication port 205 and expands the filter cloth outside the filter plate to enable the filter cake to fall into the collecting area, then along with the continuous rotation of the filter cake, the ejector block 11 loses the abutting pressure of the convex ring 13 and resets under the magnetic repulsion action of the bar magnet 12, the inside of the vent hole 202 is communicated with the air pumping hole 203, and the negative pressure can be continuously applied to the inside of the filter plate 8.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A disk vacuum filter, includes organism (1), its characterized in that: one end movable mounting at organism (1) top has first distribution head (2), the other end movable mounting at organism (1) top has second distribution head (3), the middle part fixed mounting that first distribution head (2) and second distribution head (3) has transmission shaft (4), it is cyclic annular even fixed mounting to be located transmission shaft (4) outer lane position between first distribution head (2) and second distribution head (3) has installation main shaft (5) with transmission shaft (4) intercommunication, the inside fixed mounting of organism (1) one side has first motor (6), the bottom movable mounting of the inside filtering pond of organism (1) has tip and first motor (6) fixed connection's puddler (7), the even fixed mounting in the outside of puddler (7) has filter plate (8), the position fixed mounting has second motor (14) directly over organism (1) inside being located first motor (6), the middle of one side of the machine body (1) which is sleeved with the second distribution head (3) is provided with a discharge hole (101) which is communicated with the inside of the transmission shaft (4).

2. A disc vacuum filter according to claim 1, wherein: the utility model discloses a fan, including first distribution head (2), first distribution head (2) inside one side that is close to installation main shaft (5) has evenly seted up gas hole (201), first distribution head (2) lateral wall has seted up intercommunication gas hole (201) and inside intercommunication mouth (205) of installation main shaft (5), first distribution head (2) inside is close to outer lane position and has seted up air vent (202) with gas hole (201) intercommunication, first distribution head (2) back is kept away from one side of installation main shaft (5) and is seted up aspirating hole (203) with air vent (202) intercommunication, first distribution head (2) center intercommunication gas hole (201) and aspirating hole (203) and fixed mounting have fan (10), organism (1) is close to first distribution head (2) one side fixed mounting has one end activity to cup joint at the inside fixed cover (9) of first distribution head (2).

3. A disc vacuum filter according to claim 1, wherein: first distribution head (2) inside is located fixed cover (9) middle part outer lane position and has seted up rotation annular (206), first distribution head (2) inside is located air vent (202) and rotates trepanning (206) between offer respectively rather than the trepanning (204) of intercommunication, kicking block (11) have been cup jointed in trepanning (204) inside activity, fixed cover (9) are located the outer wall of aspirating hole (203) inner section and have evenly seted up gas guide mouth (901), fixed cover (9) tip is located blowing hole (201) inner section and has seted up arc breach (902), first distribution head (2) inner wall is located air vent (202) outer lane position fixed mounting has bar magnet (12) that correspond with kicking block (11), fixed cover (9) middle part outer lane fixed mounting has bulge loop (13).

4. A disc vacuum filter according to claim 2, wherein: the gas blowing holes (201), the vent holes (202) and the air suction holes (203) are sequentially communicated to form a channel, each channel corresponds to one communication port (205) exactly, and the fixed sleeve (9) penetrates through the insides of the gas blowing holes (201) and the air suction holes (203) and abuts against the inner wall of the first distribution head (2).

5. A disc vacuum filter according to claim 3, wherein: fixed cover (9) cup joint and are cylindricly in the inside one end of first distribution head (2), the breach size that arc breach (902) were seted up corresponds disc vacuum filter just and unloads the rotation and to the reverse section of unloading of blowing, bulge loop (13) are the even arch of one end arcuation, the arch reaches maximum height and this high length is the length of kicking block (11) when bulge loop (13) correspond arc breach (902) position.