CN215462277U - Pressure filter with safeguard function - Google Patents

Abstract

The utility model discloses a pressure filter with a protection function, which comprises a pressure filter body, a pressure filter mud inlet, a sludge conveying cavity, a sludge pressure filter device, a pressure filter water outlet and a sludge pressure filter pressurizing cavity, wherein a mud inlet pump is arranged at the mud inlet of the pressure filter, mud splashing in the mud inlet process is effectively prevented by the mud inlet pump from polluting the working environment, the cleanness of the working environment of workers is ensured, a plurality of grooves are formed in the front surface and the back surface of a pressure filter frame plate, sewage in the pressure filter process is effectively discharged through the grooves, the drainage efficiency is improved, two pressurizing devices are arranged in the sludge pressure filter pressurizing cavity, the sludge pressure filter device is pressurized through the two pressurizing devices, the mixture in the pressure filter chamber is ensured to be uniform in hand, the sludge is effectively separated from the sewage, and the pressure filter efficiency is improved.

Description

Pressure filter with safeguard function

Technical Field

The utility model relates to the technical field of filter presses, in particular to a filter press with a protection function.

Background

A mechanical device for dialyzing liquid by applying a certain pressure to a subject by using a special filter medium in a filter press is a common solid-liquid separation device. The method is applied to chemical production at the beginning of the 18 th century, and is still widely applied to the industries of chemical industry, pharmacy, metallurgy, dye, food, brewing, ceramics, environmental protection and the like until now. The filter press is industrial equipment for separating solid and liquid, and belongs to the separation machinery category of general machinery. Plate-and-frame filter pressing is a traditional chemical solid-liquid separation machine and is characterized by large and stable filter pressing stress, so that the possibility of obtaining the best solid-liquid separation effect is achieved.

The existing filter press has the defects of poor sludge filter pressing efficiency and poor drainage effect due to smooth surface, and the time for pressing the sludge cakes is long, so that the sludge treatment cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a filter press with a protection function, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pressure filter with safeguard function includes that pressure filter organism, pressure filter advance mud mouth, mud conveying chamber, mud filter-pressing device, filter-pressing outlet, mud filter-pressing pressurize the chamber, top one side of pressure filter organism is provided with pressure filter advance mud mouth, the mud pump is provided with into in filter press advance mud mouth department, the inside top of pressure filter organism is mud conveying chamber, be provided with mud filter-pressing device in the middle of the inside of pressure filter organism, the bottom of mud filter-pressing device is provided with the filter-pressing outlet, one side and the mud filter-pressing of mud filter-pressing device pressurize the chamber and are connected.

Preferably, the sludge filter pressing device comprises a filter pressing frame plate, a second filter pressing frame plate, filter pressing filter cloth and a filter pressing chamber, wherein the first filter pressing frame plate and the second filter pressing frame plate are arranged adjacently, a middle gap part of the first filter pressing frame plate and the second filter pressing frame plate is the filter pressing chamber, and the filter pressing filter cloth is arranged on the front side and the back side of the first filter pressing frame plate and the front side and the back side of the second filter pressing frame plate.

Preferably, the bottom of a first filter pressing frame plate is provided with a water outlet channel, and the front surface and the back surface of the first filter pressing frame plate are provided with a plurality of grooves.

Preferably, the structure of the second filter pressing frame plate is the same as that of the first filter pressing frame plate.

Preferably, the inside one end in mud filter-pressing pressurization chamber is provided with pressure device No. one, the inside other end in mud filter-pressing pressurization chamber is provided with pressure device No. two, pressure device includes pneumatic cylinder, pressurization dead lever, filter-pressing pressure bar, the one end and the pneumatic cylinder of pressurization dead lever are connected, the other end and the filter-pressing pressure bar of pressurization dead lever are connected, the one end and the filter-pressing filter plate of filter-pressing pressure bar are connected, pressure device and pressure device No. two the same in structure.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, the mud inlet pump is arranged at the mud inlet of the filter press, so that mud splashing in the mud inlet process is effectively prevented from polluting the working environment through the mud inlet pump, and the cleanness of the working environment of workers is ensured.

(2) The front surface and the back surface of the filter pressing frame plate are respectively provided with the plurality of grooves, so that sewage in the filter pressing process is effectively discharged through the grooves, and the drainage efficiency is improved.

(3) According to the utility model, the two pressurizing devices are arranged in the sludge filter-pressing pressurizing cavity, and the sludge filter-pressing devices are pressurized by the two pressurizing devices, so that the mixture in the filter-pressing chamber is ensured to be uniform in hand, the sludge is effectively separated from the sewage, and the filter-pressing efficiency is improved.

Drawings

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

Fig. 2 is a schematic structural diagram of the sludge pressure filtration device.

Fig. 3 is a schematic structural diagram of a sludge press-filtration pressurizing chamber.

In the figure: the filter press comprises a filter press body (1), a filter press mud inlet (2), a sludge conveying cavity (3), a sludge filter press device (4), a filter press water outlet (5), a sludge filter press pressurizing cavity (6), a first filter press frame plate (7), a second filter press frame plate (8), filter press filter cloth (9), a filter press chamber (10), a water outlet channel (11), a groove (12), a first pressurizing device (13), a second pressurizing device (14), a hydraulic cylinder (15), a pressurizing fixing rod (16) and a filter press pressurizing rod (17).

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the present invention provides a technical solution: a filter press with a protection function is provided, a filter press mud inlet 2 is arranged on one side of the top of a filter press body 1, a mud inlet pump is arranged at the mud inlet 2 of the filter press, a sludge conveying cavity 3 is arranged at the top inside the filter press body 1, a sludge filter press device 4 is arranged in the middle inside the filter press body 1, a filter press water outlet 5 is arranged at the bottom of the sludge filter press device 4, the sludge filter press device 4 comprises a first filter press frame plate 7, a second filter press frame plate 8, filter press filter cloth 9 and a filter press chamber 10, the first filter press frame plate 7 and the second filter press frame plate 8 are arranged adjacently, a gap part between the first filter press frame plate 7 and the second filter press frame plate 8 is the filter press chamber 10, filter press cloth 9 is arranged on the front and back surfaces of the first filter press frame plate 7 and the second filter press frame plate 8, a water outlet channel 11 is arranged at the bottom of the first filter press frame plate 7, a plurality of grooves 12 are arranged on the front and back surfaces of the first filter press frame plate 7, no. two filter-pressing framed slabs 8's structure is the same with the structure of a filter-pressing framed slab 7, one side and the mud filter-pressing pressurization chamber 6 of mud filter-pressing device 4 are connected, the inside one end in mud filter-pressing pressurization chamber 6 is provided with pressure device 13 No. one, the inside other end in mud filter-pressing pressurization chamber 6 is provided with pressure device 14 No. two, pressure device 13 includes pneumatic cylinder 15, pressurization dead lever 16, filter-pressing pressure bar 17, the one end and the pneumatic cylinder 15 of pressurization dead lever 16 are connected, the other end and the filter-pressing pressure bar 17 of pressurization dead lever 16 are connected, the one end and the filter-pressing filter plate of filter-pressing pressure bar 17 are connected, pressure device 13 and No. two pressure device 14's structure are the same.

The use principle is as follows: firstly, a sludge inlet pump at a sludge inlet 2 of a filter press pumps sludge mixture to a sludge conveying cavity 3, the sludge pump effectively prevents slurry from splashing to dirty the working environment in the sludge inlet process, the cleanness of the working environment of workers is ensured, the sludge mixture enters a filter pressing chamber 10 along the sludge conveying cavity 3, the sludge is pressurized by a first pressurizing device 13 and a second pressurizing device 14 in a sludge filter pressing pressurizing cavity 6, the sludge filter pressing devices are pressurized by the first pressurizing device 13 and the second pressurizing device 14, the mixture in the filter pressing chamber is ensured to be uniform in hand, the sludge is effectively separated from sewage, the filter pressing efficiency is improved, a hydraulic cylinder 15 controls a filter pressing rod 17 to pressurize a filter pressing frame plate, the first filter pressing frame plate 7 and the second filter pressing frame plate 8 extrude the sludge-water mixture in the filter pressing chamber 10, and filter press cloth 9 extrudes filtrate in the mixture at the filter position, filtrate flows down to the water outlet channel 11 along the grooves 12 on the first filter pressing frame plate 7 and the second filter pressing frame plate 8 and then is discharged from the filter pressing water outlet 5, when the filtering speed is reduced to a certain limit value, generally 5-7% of the initial filtering speed, the filter pressing period is ended, at the moment, the mud inlet pump is stopped, the plate frame is separated, and filter cakes are discharged.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides a pressure filter with safeguard function which characterized in that: including pressure filter organism (1), pressure filter mud inlet (2), sludge transfer chamber (3), sludge press filtration device (4), filter-pressing outlet (5), sludge press filtration pressurization chamber (6), top one side of pressure filter organism (1) is provided with pressure filter mud inlet (2), the filter is provided with into the dredge pump in mud inlet (2) department, the inside top of pressure filter organism (1) is sludge transfer chamber (3), be provided with sludge press filtration device (4) in the middle of the inside of pressure filter organism (1), the bottom of sludge press filtration device (4) is provided with filter-pressing outlet (5), one side and the sludge press filtration pressurization chamber (6) of sludge press filtration device (4) are connected.

2. The filter press with the protection function according to claim 1, wherein: sludge press filtration device (4) are including a filter-pressing frame plate (7), No. two filter-pressing frame plates (8), filter-pressing filter cloth (9), filter-pressing room (10), a filter-pressing frame plate (7) and No. two adjacent range of filter-pressing frame plate (8), the middle space part of a filter-pressing frame plate (7) and No. two filter-pressing frame plates (8) is for pressing filter-pressing room (10), the tow sides of a filter-pressing frame plate (7) and No. two filter-pressing frame plates (8) all are provided with filter-pressing filter cloth (9).

3. The filter press with the protection function according to claim 2, wherein: the bottom of a first filter pressing frame plate (7) is provided with a water outlet channel (11), and the front surface and the back surface of the first filter pressing frame plate (7) are provided with a plurality of grooves (12).

4. The filter press with the protection function according to claim 2, wherein: the structure of the second filter pressing frame plate (8) is the same as that of the first filter pressing frame plate (7).

5. The filter press with the protection function according to claim 1, wherein: the inside one end in mud filter-pressing pressurization chamber (6) is provided with pressure device (13) No. one, the inside other end in mud filter-pressing pressurization chamber (6) is provided with pressure device (14) No. two, pressure device (13) include pneumatic cylinder (15), pressurization dead lever (16), filter-pressing pressure bar (17), the one end and the pneumatic cylinder (15) of pressurization dead lever (16) are connected, the other end and the filter-pressing pressure bar (17) of pressurization dead lever (16) are connected, the one end and the filter-pressing filter plate of filter-pressing pressure bar (17) are connected, the structure of pressure device (13) and pressure device (14) No. two is the same.

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