CN210302704U

CN210302704U - Anti-suck-back vacuum suction filter disc

Info

Publication number: CN210302704U
Application number: CN201920917405.XU
Authority: CN
Inventors: 王晓友
Original assignee: Tongling Wanda Engineering Technology Co ltd
Current assignee: Tongling Wanda Engineering Technology Co ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-04-14
Anticipated expiration: 2029-06-18

Abstract

The utility model provides a prevent suck-back vacuum suction filter disc, including filter-tank and filter, the filter sets up inside the filter-tank, the filter divide into two with the filter-tank, the inside of filter-tank is located the filter below and is equipped with the vacuum connecting pipe, vacuum connecting pipe mouth department is equipped with prevents the protection machanism of suck-back. Compared with the prior art, the vacuum connecting pipe that can remove is being adopted to be connected with protection machanism above the mouth of pipe of vacuum connecting pipe, protection machanism can prevent the liquid that splashes to enter into the vacuum connecting pipe on the one hand, and on the other hand can make the mouth of pipe of vacuum connecting pipe change along with the change of liquid level, makes the mouth of pipe of vacuum connecting pipe be in the liquid level top all the time, avoids the vacuum connecting pipe to take place the suck-back phenomenon, and the result of use of vacuum suction filter dish is better.

Description

Anti-suck-back vacuum suction filter disc

Technical Field

The utility model relates to a suction filter disc technical field especially relates to a prevent suck-back vacuum suction filter disc.

Background

The vacuum suction filter disc is a device which uses vacuum as filtering power to separate solid from liquid in slurry. The vacuum suction filter disc is driven by a motor through a speed reducer and gear transmission to rotate at a certain rotating speed in a groove body filled with ore pulp, and when a certain filter fan of the filter disc is positioned in a filter adsorption area, a pressure difference is formed on two sides of a filter medium under the action of a vacuum pump, so that solid materials are adsorbed on the filter medium (filter cloth) to form a filter cake. And the filtrate is discharged through the filtrate pipe and the distribution head.

However, when the existing vacuum suction filter disc is used, the position of the pipe orifice of the vacuum connecting pipe can flow into the liquid after suction filtration, and the suck-back phenomenon is generated, so that the use of the vacuum suction filter disc is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prevent suck-back vacuum suction filter disc to prior art's not enough.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

the utility model provides a prevent suck-back vacuum suction filter disc, includes filter-tank and filter, the filter sets up inside the filter-tank, the filter divide into two with the filter-tank, the inside of filter-tank is located the filter below and is equipped with the vacuum connection pipe, vacuum connection pipe mouth department is equipped with prevents the protection machanism of suck-back.

Preferably, the protection mechanism comprises an arc baffle, a groove, a fixing rod and a suspension ball, the arc baffle is arranged at the pipe orifice of the vacuum connecting pipe, the bottom of the arc baffle is provided with the groove for ventilating the vacuum connecting pipe, the outer side of the arc baffle is connected with the suspension ball through the fixing rod, and the suspension ball is used for suspending the protection mechanism.

Preferably, three suspension balls are provided and distributed around the arc-shaped baffle in a normal triangle manner.

Preferably, the vacuum connecting pipe consists of a U-shaped pipe, a telescopic pipe and a right-angle communicating pipe, one end of the U-shaped pipe is communicated with one end of the telescopic pipe, and the other end of the telescopic pipe is communicated with one end of the right-angle communicating pipe.

Preferably, the other end of the right-angle communicating pipe is communicated with a vacuum pump, and the vacuum pump is fixed on the outer surface wall of the filter tank.

Preferably, a sealing gasket is arranged between the right-angle communicating pipe and the filter tank.

Preferably, a triangular fixing frame is fixed at the position of the pipe orifice at the other end of the U-shaped pipe, a connecting column is arranged at the center of the top of the triangular fixing frame, and an arc-shaped baffle is fixed at the top of the connecting column.

The utility model has the advantages that: the vacuum connecting pipe that can remove is being adopted to be connected with protection machanism above the mouth of pipe of vacuum connecting pipe, protection machanism can prevent the liquid that splashes from entering into the vacuum connecting pipe on the one hand, and on the other hand can make the mouth of pipe of vacuum connecting pipe change along with the change of liquid level, makes the mouth of pipe of vacuum connecting pipe be in the liquid level top all the time, avoids the vacuum connecting pipe to take place the suck-back phenomenon, and the result of use of vacuum suction filter dish is better.

Drawings

FIG. 1 is a schematic structural view of a vacuum filter disc for preventing back suction according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a vacuum connection pipe according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a protection mechanism according to an embodiment of the present invention;

fig. 4 is a top view of a protection mechanism according to an embodiment of the present invention.

Reference numbers in the figures: 10. the device comprises a filter tank, 20 parts, a filter plate, 30 parts, a vacuum connecting pipe, 31 parts, a U-shaped pipe, 311 parts, a connecting column, 312 parts, a triangular fixing frame, 32 parts, an extension pipe, 33 parts, a right-angle communicating pipe, 40 parts, a protection mechanism, 41 parts, an arc-shaped baffle, 42 parts, a groove, 43 parts, a fixing rod, 44 parts, a suspension ball, 50 parts, a sealing washer, 60 parts and a vacuum pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

As shown in fig. 1, the anti-suck-back vacuum suction filter disc according to the present embodiment includes a filter tank 10 and a filter plate 20, the filter plate 20 is disposed inside the filter tank 10, the filter plate 20 divides the filter tank 10 into two parts, a vacuum connection pipe 30 is disposed below the filter plate 20 inside the filter tank 10, and a protection mechanism 40 for preventing suck-back is disposed at a pipe orifice of the vacuum connection pipe 30.

Vacuum connection pipe 30 connects vacuum pump 60, and vacuum connection pipe 30 absorbs the inside air of filter 20 below filter cell 10 under vacuum pump 60's effect for filter 20 below forms the negative pressure, can carry out the vacuum and inhale and strain, and protection machanism 40 can keep the mouth of pipe of vacuum connection pipe 30 to be higher than the liquid level after filtering all the time, avoids the liquid after the filtration to enter into vacuum connection pipe 30, prevents to produce the suck-back phenomenon.

As shown in fig. 1, 3 and 4, the protection mechanism 40 includes an arc baffle 41, a groove 42, a fixing rod 43 and a suspension ball 44, the arc baffle 41 is disposed at a nozzle of the vacuum connection pipe 30, the groove 42 for ventilating the vacuum connection pipe 30 is disposed at the bottom of the arc baffle 41, the suspension ball 44 is connected to the outer side of the arc baffle 41 through the fixing rod 43, the suspension ball 44 is used for suspending the protection mechanism 40, three suspension balls 44 are provided, and the three suspension balls 44 are distributed around the arc baffle 41 in a normal triangular manner.

The three suspension balls 44 are suspended on the liquid level all the time, the circular arc baffle 41 can be kept in a stable state, and the circular arc baffle 41 is connected with the vacuum connecting pipe 30, so that the pipe orifice of the vacuum connecting pipe 30 is higher than the liquid level; the bottom of the arc-shaped baffle plate 41 is provided with a groove 41, so that the pipe orifice of the vacuum connecting pipe 30 is positioned in the groove, the arc-shaped baffle plate 41 can block liquid, and the splashed liquid is prevented from entering the vacuum connecting pipe 30.

As shown in fig. 1-2, the vacuum connection tube 30 is composed of a U-shaped tube 31, an extension tube 32 and a right-angle connection tube 33, wherein one end of the U-shaped tube 31 is connected to one end of the extension tube 32, the other end of the extension tube 32 is connected to one end of the right-angle connection tube 33, the other end of the right-angle connection tube 33 is connected to a vacuum pump 60, the vacuum pump 60 is fixed on the outer surface wall of the filter tank 10, and a sealing gasket 50 is arranged between the right-angle connection tube 33 and.

The U-shaped pipe 31 can enable part of the pipeline of the vacuum connecting pipe 30 to be positioned below the liquid level, so as to provide buoyancy for the vacuum connecting pipe 30 as a whole, the telescopic pipe 32 can keep the vacuum connecting pipe 30 to be capable of displacing in a certain range, when the position of the liquid level in the filter tank 10 changes, the position of the vacuum connecting pipe 30 as a whole can also change along with the displacement, a certain distance is always kept between the pipe orifice of the vacuum connecting pipe 30 and the liquid level, and the phenomenon of suck-back is prevented; a sealing gasket 50 is arranged between the right-angle communicating pipe 33 and the filter tank 10, so that the leakage phenomenon at the intersection of the right-angle communicating pipe 33 and the filter tank 10 is avoided.

As shown in fig. 2, a triangular fixing frame 312 is fixed at a pipe orifice position at the other end of the U-shaped pipe 31, a connecting column 311 is arranged at the center of the top of the triangular fixing frame 312, and a circular arc baffle 41 is fixed at the top of the connecting column 311.

A triangular fixing frame 312 is fixed in the mouth of the U-shaped tube 31, and the triangular fixing frame 312 is connected with the arc baffle 41 through a connecting column 311, so that the vacuum connecting tube 30 and the arc baffle 41 form a whole, and when the arc baffle 41 changes in position, the vacuum connecting tube 30 also changes in position accordingly.

This embodiment, during the use, vacuum pump 60 works, through U-shaped pipe 31, flexible pipe 32 and right angle communicating pipe 33 air delivery, make the space below filter 20 in the filter tank 10 produce the negative pressure, can carry out the vacuum suction and strain, the liquid that produces when suction and strain is located the filter tank 10 below filter 20, when slowly ascending, suspension ball 44 among the protection machanism 40 can drive the whole upwards promotion of protection machanism 40, make the vacuum connecting pipe 30 of connecting on the protection machanism 40 also promote thereupon, the mouth of pipe position that keeps vacuum connecting pipe 30 is in the position more than the liquid level all the time, thereby prevent the suck-back phenomenon and take place, make the result of use of vacuum suction filter dish better.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a prevent suck-back vacuum suction filter disc which characterized in that: including filter-tank (10) and filter (20), filter (20) set up inside filter-tank (10), filter (20) divide into two halves with filter-tank (10), the inside of filter-tank (10) is located filter (20) below and is equipped with vacuum connecting pipe (30), vacuum connecting pipe (30) mouth of pipe department is equipped with prevents the protection machanism (40) of suck-back.

2. An anti-suck back vacuum filter disc as defined in claim 1, wherein: the protection mechanism (40) comprises an arc baffle (41), a groove (42), a fixing rod (43) and a suspension ball (44), the arc baffle (41) is arranged at the pipe orifice of the vacuum connecting pipe (30), the groove (42) for ventilating the vacuum connecting pipe (30) is formed in the bottom of the arc baffle (41), the suspension ball (44) is connected to the outer side of the arc baffle (41) through the fixing rod (43), and the suspension ball (44) is used for suspending the protection mechanism (40).

3. An anti-suck back vacuum filter disc as defined in claim 2, wherein: three suspension balls (44) are provided, and the three suspension balls (44) are distributed around the arc baffle (41) in a normal triangular mode.

4. An anti-suck back vacuum filter disc as claimed in claim 3, wherein: the vacuum connecting pipe (30) is composed of a U-shaped pipe (31), a telescopic pipe (32) and a right-angle connecting pipe (33), one end of the U-shaped pipe (31) is communicated with one end of the telescopic pipe (32), and the other end of the telescopic pipe (32) is communicated with one end of the right-angle connecting pipe (33).

5. An anti-suck back vacuum filter disc as defined in claim 4, wherein: the other end of the right-angle communicating pipe (33) is communicated with a vacuum pump (60), and the vacuum pump (60) is fixed on the outer surface wall of the filter tank (10).

6. An anti-suck back vacuum filter disc as defined in claim 4, wherein: and a sealing gasket (50) is arranged between the right-angle communicating pipe (33) and the filter tank (10).

7. An anti-suck back vacuum filter disc as defined in claim 4, wherein: a triangular fixing frame (312) is fixed at the position of a pipe orifice at the other end of the U-shaped pipe (31), a connecting column (311) is arranged at the center of the top of the triangular fixing frame (312), and a circular arc-shaped baffle (41) is fixed at the top of the connecting column (311).