CN202191766U

CN202191766U - Draining device for vacuum filter

Info

Publication number: CN202191766U
Application number: CN201120308603XU
Authority: CN
Inventors: 巫铁灵; 刘传庆; 张祝朋; 林志荣; 林明辉
Original assignee: Huzhou Wangneng Environmental Protection Technology Co Ltd
Current assignee: Huzhou Wangneng Environmental Protection Technology Co Ltd
Priority date: 2011-08-23
Filing date: 2011-08-23
Publication date: 2012-04-18
Anticipated expiration: 2021-08-23

Abstract

The utility model belongs to the field of machinery and particularly relates to a draining device for a vacuum filter. The draining device for the vacuum filter comprises a pneumatic control component, a machine frame, a support arranged on the machine frame, and grid plates arranged on the support, wherein the grid plates are connected with the support through an up-and-down driving assembly and form a hollow air cavity; a plurality of air inlets which are communicated with the air cavity are formed on the side walls or/and top walls of the grid plates; a plurality of air outlets which are communicated with the air cavity are formed on the lower surfaces of the grid plates; the air inlets are connected with the pneumatic control component through air pipes; two grid plates, namely an upper grid plate and a lower grid plate, are provided; the air cavity is formed by connecting the upper grid plate and the lower grid plate in a matching way; junction surfaces of the upper grid plate and the lower grid plate are connected in a sealing way; a plurality of grids are arranged at the bottom of the lower grid plate; and the air outlets are formed between the grids. A belt-type vacuum filter is used mainly, so that the filtering and dewatering rate and the working efficiency can be greatly improved and the application range of the belt-type vacuum filter is widened.

Description

A kind of vacuum filter drains device

Technical field

The utility model belongs to mechanical field, is specifically related to a kind of device that drains of vacuum filter.

Background technology

In vacuum filtration technology in the past; The suction of the negative pressure of vacuum that the major impetus of Separation of Solid and Liquid is come; Along with the difference variation of material medium, because the problem of surface mass viscosity also has a lot of water adsorption on the material surface; Just rely on the power of negative pressure of vacuum separately, be difficult to reach the actual effect of filtration.In the market of in the past belt vacuum level filter, because the restriction of the technology of filter own can only have been hung back in a lot of novel industries.

The utility model content

The purpose of the utility model is to drain device for addressing the above problem the supercharging air blowing that a kind of belt vacuum filter is provided.

The above-mentioned technical purpose of the utility model is achieved through following technical scheme:

A kind of vacuum filter drains device, it is characterized in that: it comprises gas control parts, frame, is arranged at the support on the frame and is arranged at the flase floor on the support; Said flase floor passes through up and down, and driven unit is connected with said support; Said flase floor hollow forms air cavity, and said flase floor sidewall is or/and roof is provided with a plurality of air inlets that are communicated with air cavity, and said flase floor lower surface is provided with a plurality of gas outlets that are communicated with air cavity; Said air inlet connects the gas control parts through tracheae.

Air inlet divides a plurality of holes that the air pressure source is provided.

As preferably, said flase floor is divided into two up and down, is respectively flase floor and Under The Grille plate; Said air cavity is connected by last flase floor and Under The Grille plate and forms; The said joint face of going up flase floor and Under The Grille plate is tightly connected; Said Under The Grille plate bottom is provided with polylith grid piece; Said gas outlet is arranged between the grid piece.

The distance of grid piece will be evenly distributed, and air pressure can be evenly distributed on the working face.

As preferably, said Under The Grille plate bottom surface is provided with filter cloth.

Filter cloth prevents filter medium when receiving air pressure, and splash phenomena takes place.

As preferably, said driven unit up and down comprises extension airbag and a plurality of protection spring, and said extension airbag and protection spring are vertically installed between support and the flase floor; Said extension airbag is connected with the gas control parts.

Extension airbag, it is that flase floor is connected most important parts with support, it is vertical 90 degree angles with support and flase floor, can better seal the gap of flase floor and material.

Extension airbag is to fit closely between flase floor and the filter medium power is provided, and when accomplishing each periodic duty, lets the flase floor disengaging working face that resets.The elasticity of protection spring guarantees can too to pressing down firmly strainer not pressed down the effect that deformation effect is blown and drained yet when flase floor touches material downwards, and the while is also protected extension airbag can too not expand because of bringing about the desired sensation and deforms.

As preferably, said support is set up on the said frame through guide assembly; Driven unit before and after said support one side is connected with.

As preferably, said guide assembly comprises pulley that is arranged at frame bottom and the guide-track groove that is arranged at the frame top both sides; Said pulley and said guide-track groove are connected; Said guide-track groove top is provided with the position-limited edge that is used for anti-limited slip wheel derailing, and said guide-track groove two ends are provided with limit switch; Said front and back driven unit comprises and is positioned at support one side circulation cylinder and is arranged at the cylinder support on the frame; Said circulation cylinder two ends are connected to the gentle jar support of support; Said limit switch is connected with the gas control parts with the circulation cylinder.

When end is blown in each supercharging, rely on the power of circulation cylinder to retract initial point to equipment along guide-track groove, wait for task again, successively shuttling movement.The operating position of limit switch control integral device.The circulation cylinder drives the scope that flase floor moves to, be as far as possible than the working range of actual flase floor more greatly, guarantee not have and omit the material phenomenon.

As preferably, said circulation cylinder and said support are hinged.

As preferably, said flase floor is square; Said a plurality of protection spring evenly is arranged at the flase floor top.

The gas control parts are the running status of adjusting device at any time, the extension airbag mistake gas of bringing about the desired sensation, the mistake gas of bringing about the desired sensation of flase floor, the starting of circulation cylinder and stopping and the unlatching of limit switch.

In sum, the utlity model has following beneficial effect:

1, this device mainly applies to belt vacuum filter, and the application of this technology can improve the application of belt vacuum filter greatly.

2, the supercharging air blowing mode of this device employing is big for viscosity, and the washy medium of intercrystalline blows off it through the surperficial moisture content of the loosening adhered materials of supercharging air blowing, and obviously the effect of enhancing filtration has improved the filtering means dehydration rate greatly.

3, this device can carry out full automatic up and down and horizontal cross move, periodic duty that can be continuous, easy and simple to handle and improved production efficiency greatly.

Description of drawings

Fig. 1 is a device master TV structure sketch map;

Fig. 2 is a device side TV structure sketch map;

Fig. 3 is pulley and guide-track groove structural representation;

Fig. 4 is the flase floor structural representation;

Fig. 5 goes up flase floor plan structure sketch map;

Fig. 6 goes up the flase floor schematic cross-section;

Fig. 7 is that the Under The Grille plate is looked up structural representation;

Fig. 8 is an A-A cutaway view among Fig. 7.

1-frame among the figure, 11-guide-track groove, 111-position-limited edge, 12-limit switch, 2-support; The 21-pulley, 3-flase floor, 31-air cavity, 32-air inlet, 33-gas outlet; The last flase floor of 34-, 35-Under The Grille plate, 36-grid piece, 4-filter cloth; The 5-extension airbag, 6-protects spring, 7-circulation cylinder, 8-cylinder support.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is done further explain.

This specific embodiment only is to explanation of the present invention; It is not the restriction to the utility model; Those skilled in the art can make the modification that does not have creative contribution to present embodiment as required after reading this specification, but as long as in the claim scope of the utility model, all receive the protection of Patent Law.

Shown in accompanying drawing 1-8, a kind of vacuum filter supercharging device, it comprises gas control parts, frame, be arranged at the support 2 on the frame 1 and be arranged at the flase floor 3 of below, support 2 tops; Flase floor 3 passes through up and down, and driven unit is connected with support 2; Flase floor 3 hollows form air cavity 31, and flase floor 3 sidewalls or roof are provided with a plurality of air inlets 32 that are communicated with air cavity 31, and flase floor 3 lower surfaces are provided with a plurality of gas outlets 33 that are communicated with air cavity 31; Air inlet 32 connects the gas control parts through tracheae.Flase floor 3 is divided into two up and down, is respectively flase floor 34 and Under The Grille plate 35; Said air cavity 31 is connected with Under The Grille plate 35 by last flase floor 34 and forms; The joint face of last flase floor 34 and Under The Grille plate 35 is tightly connected; Under The Grille plate 35 bottoms evenly are provided with polylith grid piece 36; Gas outlet 33 evenly is arranged between the grid piece 36.Under The Grille plate 35 bottom surfaces are provided with filter cloth 4.

Driven unit comprises extension airbag 5 and a plurality of protection springs 6 up and down, and extension airbag 5 and protection spring 6 are vertically installed between support 2 and the flase floor 3; Extension airbag 5 is connected with the gas control parts.Support 2 is set up on the said frame 1 through guide assembly; Driven unit before and after support 2 one sides are connected with.Guide assembly comprises pulley 21 that is arranged at support 2 bottoms and the guide-track groove 11 that is arranged at both sides, frame 1 top; Pulley 21 is connected with guide-track groove 11; Guide-track groove 11 tops are provided with the position-limited edge 111 that is used for anti-limited slip wheel 21 derailings, and guide-track groove 11 two ends are provided with limit switch 12; Before and after driven unit comprise and be positioned at support one side circulation cylinder 7 and be arranged at the cylinder support 8 on the frame 1; Circulation cylinder 7 two ends are connected to support 2 gentle jar supports 8; Limit switch 12 is connected with the gas control parts with circulation cylinder 7.Circulation cylinder 7 is hinged with support 2.Flase floor 3 is square; A plurality of protection springs 6 evenly are arranged at flase floor 3 tops.

When extension airbag 5 compression swelling of bringing about the desired sensation drives connected flase floor 3 and drops to filter material medium face fast, and form sealing surface, meanwhile flase floor 3 source of the gas, carry out the work that the high pressure (temperature) to material is blown and drained.Spur the circulation cylinder 7 that support 2 seesaws at this moment and do not work, the piston rod that mainly relies on the pull of vacuum of horizontal filtering to drag circulation cylinder 7 stretches, and travels forward synchronously with filter material medium face.Through after the moving an of segment distance; Support 2 can touch the limit switch 12 that we are provided with in advance, and the limit switch 12 that touches front end is started working, extension airbag 5 instantaneous loss of pressure; Extension airbag 5 relies on the pulling force of protection spring 6 to reset with flase floor 3, leaves with the material table emaciated face.The cylinder 7 that meanwhile circulates must press off beginning work, and pulled backwards support 2 retracts work origin to support 2 grades through the guide-track groove on the frame 1 11.When extension airbag 5 reset cycle cylinders 7 fast moving backward; When running into the limit switch 12 that is set in the rear; Circulation cylinder 7 extension airbag 5 of not working simultaneously moves downward fast and drives flase floor 3 and closely be connected with filter cloth 4; Beginning supercharging air blowing drains work, thereby forms the duty of going round and beginning again, and reaches continual dehydration and drains effect.

Claims

1. a vacuum filter drains device, it is characterized in that: it comprises gas control parts, frame (1), is arranged at the support (2) on the frame (1) and is arranged at the flase floor (3) on the support (2); Said flase floor (3) passes through up and down, and driven unit is connected with said support (2); Said flase floor (3) hollow forms air cavity (31); Said flase floor (3) sidewall is or/and roof is provided with a plurality of air inlets (32) that are communicated with air cavity (31), and said flase floor (3) lower surface is provided with a plurality of gas outlets (33) that are communicated with air cavity (31); Said air inlet (32) connects the gas control parts through tracheae.

2. drain device according to the said a kind of vacuum filter of claim 1, it is characterized in that: said flase floor (3) is divided into two up and down, is respectively flase floor (34) and Under The Grille plate (35); Said air cavity (31) is connected by last flase floor (34) and Under The Grille plate (35) and forms; The said joint face of going up flase floor (34) and Under The Grille plate (35) is fitted and is sealed; Said Under The Grille plate (35) bottom is provided with polylith grid piece (36); Said gas outlet (33) is arranged between the grid piece (36).

3. drain device according to the said a kind of vacuum filter of claim 2, it is characterized in that: said Under The Grille plate (35) bottom surface is provided with filter cloth (4).

4. drain device according to claim 1 or 2 or 3 said a kind of vacuum filters; It is characterized in that: said driven unit up and down comprises extension airbag (5) and a plurality of protection spring (6), and said extension airbag (5) and protection spring (6) are vertically installed between support (2) and the flase floor (3); Said extension airbag (5) is connected with the gas control parts.

5. drain device according to claim 1 or 2 or 3 said a kind of vacuum filters, it is characterized in that: said support (2) is set up on the said frame (1) through guide assembly; Driven unit before and after said support (2) one sides are connected with.

6. drain device according to the said a kind of vacuum filter of claim 4, it is characterized in that: said support (2) is set up on the said frame (1) through guide assembly; Driven unit before and after said support (2) one sides are connected with.

7. drain device according to the said a kind of vacuum filter of claim 6, it is characterized in that: said guide assembly comprises pulley (21) that is arranged at support (2) bottom and the guide-track groove (11) that is arranged at frame (1) both sides, top; Said pulley (21) is connected with said guide-track groove (11); Said guide-track groove (11) top is provided with the position-limited edge (111) that is used for anti-limited slip wheel (21) derailing, and said guide-track groove (11) two ends are provided with limit switch (12); Said front and back driven unit comprises and is positioned at support one side circulation cylinder (7) and is arranged at the cylinder support (8) on the frame (1); Said circulation cylinder (7) two ends are connected to the gentle jar support of support (2) (8); Said limit switch (12) is connected with the gas control parts with circulation cylinder (7).

8. drain device according to the said a kind of vacuum filter of claim 7, it is characterized in that: said circulation cylinder (7) is hinged with said support (2).

9. drain device according to claim 6 or 7 or 8 said a kind of vacuum filters, it is characterized in that: said flase floor (3) is square; Said a plurality of protection springs (6) evenly are arranged at flase floor (3) top.