CN218961879U

CN218961879U - Fermentation liquor filtering device

Info

Publication number: CN218961879U
Application number: CN202223329153.XU
Authority: CN
Inventors: 彭冠杰
Original assignee: Guangzhou TLam Biological Technology Co ltd
Current assignee: Guangzhou TLam Biological Technology Co ltd
Priority date: 2022-12-11
Filing date: 2022-12-11
Publication date: 2023-05-05
Anticipated expiration: 2032-12-11

Abstract

The utility model discloses a fermentation liquor filtering device, which comprises a frame, a filtering structure and a water pump, wherein the frame is provided with a head plate, a tail plate and a pressing mechanism, a plurality of filter frames and a plurality of filter plates are arranged between the head plate and the tail plate, one side or two sides of each filter plate are provided with a placement cavity and a limiting ring, the filter frames and the filter plates are alternately arranged, the tail plate is arranged at the driving end of the pressing mechanism, the tail plate is driven by the pressing mechanism to move towards the head plate, the adjacent filter frames and the filter plates are abutted to form a filter chamber, the filtering structure further comprises a water inlet pipe and a water outlet pipe, the water outlet of the water pump is communicated with the water inlet pipe, and the limiting rings limit and fix the edges of the filter sheets after the filter sheets are placed in a placement groove. The utility model is suitable for filtering fermentation liquor.

Description

Fermentation liquor filtering device

Technical Field

The utility model belongs to the technical field of fermentation liquor filtering equipment, and particularly relates to a fermentation liquor filtering device.

Background

In the aspect of fermentation liquor filtration, a plate-frame filtration mode is generally adopted at present, and the work flow of the plate-frame filtration is as follows: the filtrate is pumped into each sealed filter chamber of the filter, and is discharged through the filter sheet or other filter materials and the liquid outlet under the action of working pressure, and the filter residues are left in the frame to form a filter cake, thereby achieving the purpose of solid-liquid separation.

At present, in the fermentation broth filtration, different filter membranes or other filter materials are placed according to different filtration requirements, however, when the filter cake is finished, the edge folding of part of the filter membranes or other filter materials is found, so that part of the filtrate does not reach the preset filtration requirements.

Disclosure of Invention

The utility model mainly aims to provide a fermentation liquor filtering device which can fix the edge of a filtering sheet and prevent the edge of the filtering sheet from tilting or folding.

According to a first aspect of the utility model, there is provided a fermentation broth filtering device, comprising a frame, a filtering structure and a water pump on the frame, wherein the filtering structure is provided with a head plate, a tail plate and a pressing mechanism, a plurality of filter frames and a plurality of filter plates are arranged between the head plate and the tail plate, one side or two sides of each filter plate are provided with a placing cavity for placing filter sheets and a limiting ring capable of limiting the filter sheets in the placing cavity, the filter frames and the filter plates are alternately arranged, the tail plate is arranged at the driving end of the pressing mechanism, the tail plate moves towards the head plate under the driving of the pressing mechanism, so that the adjacent filter frames and filter plates are abutted to form a filter chamber, the filtering structure further comprises a water inlet pipe and a water outlet pipe which are communicated with the filter chamber, and a water outlet of the water pump is communicated with the water inlet pipe.

In a specific embodiment of the utility model, at least two positioning columns are arranged on the placing cavity at intervals, a limiting hole capable of being embedded on the positioning column is arranged on the limiting ring, and a positioning hole for the positioning column to pass through is arranged on the filtering sheet.

In a specific embodiment of the utility model, the filter plate is provided with two filter clapboards, a first space communicated with the drain pipe is formed between the two filter clapboards, a side, far away from the first space, of the filter clapboards is provided with a concave clarifying cavity, and the positioning column is arranged on the filter clapboards.

In a specific embodiment of the utility model, the pressing mechanism comprises a screw rod seat and a screw rod, wherein the screw rod seat and the screw rod are arranged on the frame, one end of the screw rod penetrates through the screw rod seat and is rotationally connected with the tail plate, and the other end of the screw rod is provided with a rotating handle.

In a specific embodiment of the utility model, the rotating handle is sleeved with an anti-skid sleeve.

In a specific embodiment of the utility model, two guide rods are arranged between the screw rod seat and the head plate, and sliding cavities which can be embedded on the guide rods are respectively arranged on two sides of the filter frame and/or the filter plate.

In a particular embodiment of the utility model, a sealing ring is arranged between adjacent filter frames and filter plates.

In a specific embodiment of the utility model, a protective tube communicated with the water inlet tube is arranged at the upper end of the head plate, the protective tube is sleeved with a safety valve and a one-way valve, and the outlet of the protective tube extends to a water collecting disc below the filtering structure.

One of the above technical solutions of the present utility model has at least one of the following advantages or beneficial effects: according to the utility model, the filter sheets are placed in the placing grooves by arranging the limiting rings on the filter plates, and the edges of the filter sheets are limited and fixed by the limiting rings, so that the edge of the filter sheets is prevented from tilting or folding during filtration. The utility model is suitable for filtering fermentation liquor.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic diagram of the structure of one embodiment of the present utility model;

fig. 2 is a schematic view of a filter plate according to an embodiment of the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" and "second" may explicitly or implicitly include one or more features.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the term "connected" should be construed broadly, and for example, it may be a fixed connection or an active connection, or it may be a detachable connection or a non-detachable connection, or it may be an integral connection; may be mechanically connected, may be electrically connected, or may be in communication with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements, indirect communication or interaction relationship between the two elements.

The following disclosure provides many different embodiments, or examples, for implementing different aspects of the utility model.

Referring to fig. 1 to 2, the fermentation broth filtering device comprises a frame 10, a filtering structure and a water pump 11 are arranged on the frame 10, the filtering structure is provided with a head plate 17, a tail plate 23 and a pressing mechanism, a plurality of filter frames 18 and a plurality of filter plates 19 are arranged between the head plate 17 and the tail plate 23, one side or two sides of each filter plate 19 are provided with a placing cavity for placing a filter sheet 31 and a limiting ring 29 capable of limiting the filter sheet 31 in the placing cavity, the filter frames 18 and the filter plates 19 are alternately arranged, the tail plate 23 is arranged at the driving end of the pressing mechanism, the tail plate 23 is driven by the pressing mechanism to move towards the direction of the head plate 17, so that the adjacent filter frames 18 and filter plates 19 are abutted to form a filter chamber 20, the filtering structure further comprises a water inlet pipe 12 and a water outlet pipe 13 which are communicated with the filter chamber 20, control valves are respectively arranged on the water inlet pipe 12 and the water outlet of the water pump 11 are communicated with the water inlet pipe 12, a water inlet of the water pump 11 is reserved and a tube head is connected with the water inlet pipe, a user is convenient to store the fermentation broth, and the fermentation broth is also communicated with the storage vessel through a hose, and the hose is reserved to be connected with the fermentation broth.

When the fermentation liquid filtering device is specifically used, the filter sheet 31 meeting the filtering requirement is placed on the filter plate 19, the edge of the filter sheet 31 is limited by the limiting ring 29, wherein the outer diameter of the limiting ring 29 is slightly smaller than the outer diameter of the placement cavity or the filter sheet 31, the filter frame 18 and the filter plate 19 are alternately placed between the head plate 17 and the tail plate 23, the hold-down mechanism drives the tail plate 23 to move towards the direction of the head plate 17, the adjacent filter frame 18 and filter plate 19 are abutted, the control valve on the water inlet pipe 12 and the water outlet pipe 13 is opened, the water pump 11 works, and after fermentation liquid enters the filter chamber 20 through the water inlet pipe 12 and is filtered, the fermentation liquid is discharged to a container for storing the filtered fermentation liquid through the water outlet pipe 13.

In one embodiment of the present utility model, at least two positioning posts are disposed on the placement cavity at intervals, the limiting ring 29 is provided with a limiting hole capable of being embedded on the positioning posts, and the filtering sheet 31 is provided with a positioning hole for the positioning posts to pass through. During installation, the filter sheet 31 passes through the locating column through the locating hole to realize preliminary spacing, and the spacing ring 29 is sleeved on the locating column through the spacing hole, compresses tightly the border of the filter sheet 31. Preferably, the stop collar 29 is annular.

In one embodiment of the present utility model, the filter plate 19 is provided with two filter plates 22, a first space 21 communicating with the drain pipe 13 is formed between the two filter plates 22, a side of the filter plates 22 away from the first space 21 is provided with a concave clarifying chamber, and the positioning column is arranged on the filter plates 22. During filtration, fermentation liquid on both sides of the filter plate 19 enters the first space 21 through the filter sheet 31 and the filter partition 22, respectively, and is discharged through the drain pipe 13.

In one embodiment of the present utility model, the pressing mechanism includes a screw seat 25 and a screw 26 disposed on the frame 10, one end of the screw 26 passes through the screw seat 25 and is rotatably connected with the tail plate 23, a bearing is disposed between the screw 26 and the tail plate 23, and a rotating handle 27 is disposed at the other end of the screw 26. Specifically, the rotating handle 27 drives the screw rod 26 to rotate, and the screw rod 26 drives the tail plate 23 to approach or separate from the head plate 17.

In one embodiment of the present utility model, the rotating handle 27 is sleeved with an anti-slip sleeve, which increases the convenience and stability of the user during the operation of the screw.

In one embodiment of the present utility model, two guide rods 24 are disposed between the screw seat 25 and the head plate 17, and sliding cavities 30 capable of being embedded on the guide rods 24 are respectively disposed on two sides of the filter frame 18 and/or the filter plate 19, and the sliding cavities 30 and the guide rods 24 are in sliding fit, so that the filter frame 18 and/or the filter plate 19 can slide along the guide rods 24 conveniently.

In one embodiment of the present utility model, a filter chamber 20 can be formed between the adjacent filter plates 19 and filter frames 18 during filtration, and a sealing ring is provided between the adjacent filter frames 18 and filter plates 19 in order to improve the sealing performance of the filter chamber 20 and to allow communication with the filter chamber 20 only through the water inlet pipe 12 and the water outlet pipe 13.

In one embodiment of the utility model, a protective tube 14 communicated with the water inlet tube 12 is arranged at the upper end of the head plate 17, the protective tube 14 is sleeved with a safety valve 16 and a one-way valve 15, and the outlet of the protective tube 14 extends to a water collecting disc 28 below the filtering structure. In the filtering process, if the pressure in the filter chamber 20 rises, the pressure in the filter chamber 20 is greater than or equal to a preset pressure value, the safety valve 16 and the one-way valve 15 realize one-way conduction, and part of liquid flows from the protection pipe 14 to the water collecting disc, so that an automatic pressure relief effect is achieved, and a protection effect is achieved on the filtering structure. The user can close the control valve on the inlet pipe 12 by observing the condition of the protection pipe 14 and the water collecting tray, so as to clean the filter residue later or/and replace the filter sheet 31.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. Fermentation broth filter equipment, its characterized in that, including the frame, filtration and water pump in the frame, filtration is provided with head board, tailboard and hold-down mechanism, be provided with a plurality of filter frames and a plurality of filter plate between head board and the tailboard, one side or both sides of filter plate are provided with the spacing ring that is used for placing filter sheet place the chamber and can spacing the chamber of placing filter sheet, filter frame and filter plate set up in turn, the drive end at hold-down mechanism is installed to the tailboard, the tailboard is driven down towards head board direction under hold-down mechanism and is removed for adjacent filter frame and filter plate looks butt are in order to form the filter chamber, filtration still include with inlet tube and the drain pipe of filter chamber intercommunication, the delivery port of water pump with the inlet tube intercommunication.

2. The fermentation broth filter device of claim 1, wherein at least two positioning posts are arranged on the placement cavity at intervals, limiting holes capable of being embedded on the positioning posts are arranged on the limiting rings, and positioning holes for the positioning posts to pass through are arranged on the filter sheet.

3. The fermentation broth filter device according to claim 2, wherein the filter plate is provided with two filter plates, a first space for communicating a drain pipe is formed between the two filter plates, a concave clarifying chamber is arranged on one side of the filter plates away from the first space, and the positioning column is arranged on the filter plates.

4. The fermentation broth filter device of claim 1, wherein the hold-down mechanism comprises a screw seat and a screw disposed on the frame, one end of the screw passes through the screw seat and then is rotatably connected with the tail plate, and the other end of the screw is provided with a rotating handle.

5. The fermentation broth filter assembly of claim 4, wherein the rotatable handle is provided with an anti-slip sleeve.

6. The fermentation broth filter device of claim 4, wherein two guide rods are arranged between the screw rod seat and the head plate, and sliding cavities capable of being embedded on the guide rods are respectively arranged on two sides of the filter frame and/or the filter plate.

7. The fermentation broth filter device of claim 1, wherein a gasket is disposed between adjacent filter frames and filter plates.

8. The fermentation broth filter device of claim 1, wherein a protective tube is provided at the upper end of the head plate and is connected to the water inlet tube, the protective tube is sleeved with a safety valve and a one-way valve, and the outlet of the protective tube extends to a water collecting tray below the filter structure.