Duplex microfiltration machine

Abstract

The utility model relates to filter machine technical field, and disclose a kind of doublet micropore filter, including two filter drums, still including cover, slag scraping structure and surround cylinder, the cover is detachably arranged at the top end of filter drum, and retractable structure is equipped between the cover and filter drum, the slag scraping structure includes rotating part and slag scraping piece, the rotating part is used to drive slag scraping piece rotation, to scrape the inner wall of filter core in filter drum, the surround cylinder is arranged in filter drum, and the outer circumference and bottom end of surround cylinder are equipped with leakage hole;The utility model can drive connecting shaft rotation using motor when filtering, in other words, can drive arc-shaped scraper to scrape the impurities attached to filter core inner wall, through this timely and automatic scraping cleaning action, filter core can keep relatively clean state at any time, greatly improve the filter effect of filter core continuity, ensure that the precision and flux of filtration work are not affected by the negative influence of impurity accumulation.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter machine technical field, especially point to a kind of doublet micropore filter. BACKGROUND

[0002] Micro-porous precision filter is the 0.1 μm above particle and bacteria of liquid, gas can be filtered out, it has high filtration accuracy, transition speed is fast, adsorption is little, no medium falls off, acid and alkali corrosion resistance, easy operation and other advantages, now widely used in medicine, chemical industry, electronics, beverage, fruit wine, biochemical water treatment, environmental protection and other industrial necessary equipment, wherein doublet micropore filter is usually composed of two parallel or series filter units, each unit is equipped with microporous filter core, can effectively remove particulate matter, suspended solids and other impurities in liquid, to achieve the purpose of purification.

[0003] The filter cartridge maintenance link of the doublet filter machine widely used in current industrial production and many application scenarios has prominent convenience and functional problems, which need to be solved. In terms of filter cartridge replacement or cleaning operation, the cylinder cover at the top end of the current filter cartridge is mostly fastened by multiple bolts to ensure the sealing and stability during operation. However, when the filter cartridge needs to be replaced or cleaned, the maintenance personnel need to use special tools to unscrew the bolts one by one, which is not only time-consuming and laborious, but also prone to bolt loss, thread slipping and other accidents during operation, greatly increasing the maintenance cost and time cost, seriously affecting the overall maintenance efficiency of the equipment, slowing down the production rhythm, in addition, as the filtration operation continues, a considerable part of the impurity particles will adhere to the inner wall of the microporous filter core when flowing through the filter core, and the impurity layer will gradually thicken and accumulate over time, which directly causes the effective filtration pore size of the filter core to gradually decrease and the filtration flux to continuously decrease, making the filtration efficiency of the filter machine greatly reduced under the same working conditions, and the filtration effect becomes worse and worse, which cannot stably guarantee the purity and quality requirements of the output fluid. SUMMARY

[0004] The utility model provides a kind of doublet micropore filter to solve the problem that existing filter cartridge is inconvenient to unload and filter core inner wall gradually accumulates impurities and makes the filtration efficiency change.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme: a kind of doublet micropore filter, including two filter cartridges, microporous filter core is arranged in filter cartridge, two filter cartridges are connected with branch pipe, three-way pipe is connected between the opposite two branch pipes of two filter cartridges, further comprising:

[0006] Cover, the cover is detachably arranged at the top end of the filter cartridge, and a telescopic structure is arranged between the cover and the filter cartridge;

[0007] The slag scraping structure comprises a rotating part and a slag scraping piece, the rotating part is used for driving the slag scraping piece to rotate to scrape the inner wall of the filter core in the filter cylinder;

[0008] The filter core in the filter cylinder is arranged in the surrounding cylinder, the outer circumference and the bottom end of the surrounding cylinder are provided with leakage holes, and the surrounding cylinder is arranged on the rotating part in a driving mode through a connecting piece.

[0009] Preferably, the telescopic structure comprises:

[0010] The electric telescopic rod is vertically installed on the outer wall of the filter cylinder.

[0011] The convex ring is sleeved on the outer part of the filter cylinder, and the lower end surface of the convex ring is connected to the top end of the electric telescopic rod.

[0012] A plurality of first connecting rods are connected between the convex ring and the cover.

[0013] Preferably, the rotating part comprises a motor installed in the middle of the top end of the cover, and a connecting shaft arranged in the inside of the filter cylinder is installed at the bottom end of the motor.

[0014] Preferably, the slag scraping piece comprises a third connecting rod and an arc-shaped scraper, and the third connecting rod is connected between the top end arc-shaped scraper and the bottom end of the connecting shaft.

[0015] Preferably, the third connecting rod and the arc-shaped scraper are both provided with three, and the three arc-shaped scrapers are arranged in a ring array and are attached to the inner wall of the filter core.

[0016] Preferably, the connecting piece comprises a convex plate rotatably arranged on the outside of the connecting shaft, and a second connecting rod is connected between the convex plate and the surrounding cylinder.

[0017] In the above technical scheme, the technical effects and advantages provided by the utility model are as follows:

[0018] (1) When the equipment enters the filter core replacement or maintenance link, the convex ring is driven to move upward by the electric telescopic rod, and then the cover is driven to move upward by the first connecting rod, so that the microporous filter core surrounded by the surrounding cylinder is driven to move upward, and then the microporous filter core can be quickly and smoothly moved out of the working interval defined by the equipment main body, thereby greatly shortening the time cost of filter core replacement or maintenance, ensuring that the equipment can restore the best working state in time and continuously and stably operate.

[0019] (2) By setting the slag scraping structure, in the filtering, the motor can drive the connecting shaft to rotate, that is, the arc-shaped scraper can scrape off the impurities attached to the inner wall of the filter core, through this timely and automatic scraping and cleaning action, the filter core can keep a relatively clean state at all times, greatly improving the continuous filtering effect of the filter core, laying a solid foundation for long-term stable operation of the entire filtering system, and ensuring the precision and flux of the filtering work are not affected by the negative effects of impurity accumulation. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0021] Figure 1 is a three-dimensional schematic view of the present application;

[0022] Figure 2 is a structural schematic view of the slag scraping structure, the surrounding cylinder and the telescopic structure of the present application;

[0023] Figure 3 is a structural schematic view of the slag scraping structure and the surrounding cylinder of the present application;

[0024] Figure 4 is a structural schematic view of the slag scraping structure of the present application;

[0025] In the figure: 1, filter cylinder; 2, branch pipe; 3, tee pipe; 4, electric telescopic rod; 5, cover; 6, convex ring; 7, first connecting rod; 8, motor; 9, surrounding cylinder; 10, second connecting rod; 11, slag scraping piece; 111, third connecting rod; 112, arc-shaped scraper; 113, connecting shaft; 12, convex plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] As Figures 1-4As shown in the drawings, a double micro-porous filter machine comprises two filter cylinders 1, each of which is provided with a micro-porous filter element, each of the two filter cylinders 1 is connected with a branch pipe 2, and the two branch pipes 2 on the two filter cylinders 1 are connected with a tee pipe 3. The above is the prior art, and its specific structure and use process will not be described here. It further comprises a cover 5, a slag scraping structure, and a surrounding cylinder 9. The cover 5 is detachably arranged at the top end of the filter cylinder 1, and a telescopic structure is arranged between the cover 5 and the filter cylinder 1. The slag scraping structure comprises a rotating part and a slag scraping element 11. The rotating part is used to drive the slag scraping element 11 to rotate, so as to scrape the inner wall of the filter element in the filter cylinder 1. The surrounding cylinder 9 is arranged in the filter cylinder 1, and the outer circumference and the bottom end of the surrounding cylinder 9 are both provided with a leakage hole. The substance to be filtered in the transition section of the branch pipe 2 and the filter cylinder 1 can be sent into the micro-porous filter element through the leakage hole. The bottom end of the surrounding cylinder 9 is provided with a detachable sealing plate, and the sealing plate is provided with a leakage hole. The detachable arrangement can be achieved by screw fastening. The filter element in the filter cylinder 1 is arranged in the surrounding cylinder 9, and the surrounding cylinder 9 is drivingly arranged on the rotating part through a connecting piece.

[0028] As shown in the drawings, Figure 1 and Figure 2 The telescopic structure comprises:

[0029] An electric telescopic rod 4 is vertically arranged on the outer wall of the filter cylinder 1. The electric telescopic rod 4 can also be replaced by a gas cylinder or a hydraulic cylinder.

[0030] A convex ring 6 is arranged on the outer part of the filter cylinder 1, and the lower end surface of the convex ring 6 is connected to the top end of the electric telescopic rod 4.

[0031] A plurality of first connecting rods 7 are connected between the convex ring 6 and the cover 5.

[0032] When the equipment enters the filter element replacement or maintenance link, the electric telescopic rod 4 is started, the electric telescopic rod 4 is used to drive the convex ring 6 to move upward, the first connecting rod 7 is used to drive the cover 5 to move upward, the micro-porous filter element surrounded by the surrounding cylinder 9 is moved upward, the micro-porous filter element is quickly and smoothly moved out of the working interval defined by the equipment body, the time cost of filter element replacement or maintenance is greatly shortened, the equipment can be restored to the best working state in time, and the equipment can be continuously and stably operated.

[0033] As shown in the drawings, Figure 4 The rotating part comprises a motor 8 arranged at the middle of the top end of the cover 5. The bottom end of the motor 8 is provided with a connecting shaft 113 arranged in the filter cylinder 1.

[0034] As shown in the drawings, Figures 3-4 The connecting piece comprises a convex plate 12 rotatably arranged on the outside of the connecting shaft 113. The convex plate 12 and the connecting shaft 113 are connected through a bearing. The second connecting rod 10 is connected between the convex plate 12 and the surrounding cylinder 9.

[0035] As shown in the drawings,Figures 2-4 As shown, the slag scraping member 11 comprises third connecting rods 111 and arc-shaped scrapers 112, the third connecting rods 111 are connected between the top end arc-shaped scrapers 112 and the bottom end of the connecting shaft 113, wherein the third connecting rods 111 and the arc-shaped scrapers 112 are all provided with three, and the three arc-shaped scrapers 112 are arranged in annular array and attached to the inner wall of the filter core.

[0036] Through the above, during the filtering, the motor 8 can be started to drive the connecting shaft 113 to rotate by the output end of the motor 8, so as to drive the arc-shaped scrapers 112 connected to the bottom end of the third connecting rod 111 to scrape off the impurities attached to the inner wall of the filter core, through this timely and automatic scraping and cleaning action, the filter core can keep a relatively clean state at all times, which greatly improves the continuous filtering effect of the filter core, lays a solid foundation for the long-term stable operation of the whole filtering system, and ensures that the precision and flux of the filtering work are not affected by the negative effects of impurity accumulation.

[0037] At the same time, when the connecting shaft 113 rotates, since the convex plate 12 is rotatably connected to the connecting shaft 113 through the bearing, the rotating of the arc-shaped scrapers 112 can avoid the rotation of the surrounding cylinder 9.

[0038] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A duplex micro-pore filter machine, comprising two filter cylinders (1) with micro-pore filter elements arranged in the filter cylinders (1), and branch pipes (2) connected to the filter cylinders (1), and a three-way pipe (3) connected between the opposite branch pipes (2) of the filter cylinders (1), characterized in that, the three-way pipe (3) is connected to the branch pipes (2) through a connecting pipe (4) and a connecting pipe (5), and the connecting pipe (4) and the connecting pipe (5) are connected to the branch pipes (2) through a connecting pipe (6) and a connecting pipe (7), respectively. Also included are: A cover (5) is detachably provided at the top end of the filter cartridge (1), and a telescopic structure is provided between the cover (5) and the filter cartridge (1); A slag scraping structure, which includes a rotating part and a slag scraping piece (11), the rotating part is used to drive the slag scraping piece (11) to rotate to scrape the inner wall of the filter core in the filter cartridge (1); A surrounding cylinder (9) is provided in the filter cartridge (1), and the outer circumference and the bottom end of the surrounding cylinder (9) are provided with leakage holes, the filter core in the filter cartridge (1) is provided in the surrounding cylinder (9), and the surrounding cylinder (9) is drivingly provided on the rotating part through a connecting piece.

2. The duplex microfiltration filter according to claim 1, characterized in that: The telescopic structure includes: An electric telescopic rod (4) is vertically installed on the outer wall of the filter cartridge (1); A convex ring (6) is sleeved on the outside of the filter cartridge (1), and the lower end surface of the convex ring (6) is connected to the top end of the electric telescopic rod (4); A plurality of first connecting rods (7) are connected between the convex ring (6) and the cover (5).

3. The duplex microfiltration filter according to claim 1, characterized in that: The rotating part includes a motor (8) installed at the middle of the top end of the cover (5), and the bottom end of the motor (8) is provided with a connecting shaft (113) inside the filter cartridge (1).

4. A duplex microfiltration unit according to claim 3, wherein: The slag scraping piece (11) includes a third connecting rod (111) and an arc-shaped scraper (112), and the third connecting rod (111) is connected between the top arc-shaped scraper (112) and the bottom end of the connecting shaft (113).

5. A duplex microfiltration filter according to claim 4, characterized in that: The third connecting rod (111) and the arc-shaped scraper (112) are both provided with three, and the three arc-shaped scrapers (112) are arranged in a ring array and attached to the inner wall of the filter core.

6. A duplex microfiltration unit according to claim 3, wherein: The connecting piece includes a convex plate (12) rotatably provided outside the connecting shaft (113), and the convex plate (12) and the surrounding cylinder (9) are connected by a second connecting rod (10).

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