Filtering device capable of being forcibly cleaned

Abstract

A filter device with a forced cleaning function relates to the technical field of separation devices and comprises a storage tank, a liquid inlet cylinder is vertically and rotatably arranged at the center of the storage tank, inner wall cleaning plates in frictional contact with the inner wall of the storage tank are vertically and fixedly connected to the opposite outer walls of the liquid inlet cylinder respectively, and each inner wall cleaning plate is provided with a cavity. The cavity communicates with an inner cavity of the liquid inlet cylinder through a connecting structure, and a plurality of spray heads communicating with the cavity are fixedly connected to the outer wall of the inner wall cleaning plate from top to bottom in parallel. The utility model solves the problem that when a filtering device in the traditional technology is used, filtered solid materials are easy to adhere to the inner wall of a filtering machine due to viscosity, so that the product quality of the next batch of materials is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to separating device technical field, concretely relates to the filter device of forced cleaning. BACKGROUND

[0002] In fine chemical industry, when carrying out solid-liquid separation, solid-liquid mixture is generally pumped into filter, and cleaning is usually needed to realize the chroma of target product solid and impurity reaching standard.

[0003] The prior art discloses a patent with publication number CN107303444A, which is used to solve the technical problems of complex structure and incomplete backwashing cleaning of the filter layer of the existing automatic backwashing filter device. The filter device comprises a tank body, a backwashing module, a filter layer, a water inlet pipeline, a water outlet pipeline, a backwashing pipeline, a blowdown pipeline, a first fixing assembly and a second fixing assembly.

[0004] The existing device gradually exposes the deficiencies of the prior art with use, mainly in the following aspects:

[0005] Firstly, the existing filter device is used, and the filtered solid material is easy to adhere to the inner wall of the filter due to its viscosity, which affects the product quality of the next batch of materials.

[0006] Secondly, when the existing filter device filters and stirs the material, the temperature difference of the heat exchange medium in the existing jacket is large, which affects the consistency of the material heat exchange efficiency and reduces the filtering efficiency during the material stirring process.

[0007] From the above, it is obvious that the prior art has inconvenience and defects in actual use, so it is necessary to improve. CONTENT OF THE UTILITY MODEL

[0008] In view of the defects in the prior art, the utility model provides a forced cleaning filter device to solve the problem that the filtered solid material is easy to adhere to the inner wall of the filter due to its viscosity, which affects the product quality of the next batch of materials in the use of the filter device in the prior art.

[0009] To achieve the above purpose, the utility model provides the following technical scheme:

[0010] The forced cleaning filter device comprises a storage tank, a filter screen is horizontally fixed in the storage tank, a liquid inlet cylinder is vertically arranged above the filter screen at the center position of the storage tank, inner wall cleaning plates in frictional contact with the inner wall of the storage tank are vertically fixed on the opposite outer wall of the liquid inlet cylinder, the inner wall cleaning plates are provided with cavities, the cavities are connected with the inner cavity of the liquid inlet cylinder through a connecting structure, a plurality of nozzles connected with the cavities are fixed on the outer wall of the inner wall cleaning plates from top to bottom,

[0011] The heat exchange jacket is externally fixed to the storage tank, and a mixed flow blade is rotatably arranged in the heat exchange jacket.

[0012] As an optimized scheme, the connecting structure comprises a top cleaning plate and a bottom cleaning plate which are fixed side by side from top to bottom, the two ends of the top cleaning plate and the bottom cleaning plate are fixed to the liquid inlet cylinder and the inner wall cleaning plate respectively, and the top cleaning plate and the bottom cleaning plate are provided with a liquid inlet channel which communicates with the cavity and the inner cavity of the liquid inlet cylinder.

[0013] As an optimized scheme, the upper end of the top cleaning plate is in frictional contact with the top surface of the storage tank, and the bottom cleaning plate is in frictional contact with the upper surface of the filter screen.

[0014] As an optimized scheme, a gear ring is rotatably arranged on the outer wall of the storage tank inside the heat exchange jacket, the mixed flow blade is vertically provided with a plurality of mixed flow blades which are fixed around the upper surface of the gear ring.

[0015] As an optimized scheme, a driving motor is fixed to the lower end of the heat exchange jacket, the output shaft of the driving motor extends into the heat exchange jacket, and a driving gear which is engaged with the gear ring is fixed to the output shaft.

[0016] As an optimized scheme, a reinforcing stirring plate is fixedly arranged between the top cleaning plate and the bottom cleaning plate.

[0017] As an optimized scheme, a one-way valve is connected to the inlet end of the nozzle.

[0018] As an optimized scheme, heat exchange medium inlet cylinders and heat exchange medium outlet cylinders are fixed to the opposite outer walls of the heat exchange jacket respectively, and the height of the heat exchange medium inlet cylinder is lower than that of the heat exchange medium outlet cylinder.

[0019] As an optimized scheme, a feeding cylinder which communicates with the inner cavity of the storage tank is fixed to the top of the storage tank, and a discharging cylinder which communicates with the inner cavity of the storage tank is fixed to the bottom of the storage tank.

[0020] As an optimized scheme, the lower end of the liquid inlet cylinder is sealed, the upper end of the liquid inlet cylinder extends to the outside through the storage tank, and a connecting cylinder is rotatably arranged in the liquid inlet cylinder.

[0021] As an optimized scheme, a gear ring is fixed to the outer wall above the liquid inlet cylinder, a driving motor is fixed to the upper end of the storage tank, and the output shaft of the driving motor is engaged with the gear ring through a gear.

[0022] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0023] By setting up inner wall cleaning plates, top cleaning plates, and bottom cleaning plates, the material adhering to the inside of the storage tank can be forcibly scraped off during the material mixing process, reducing the amount of material adhering and improving the thoroughness of material discharge. When it is necessary to clean the inner wall of the storage tank, water is introduced into the liquid inlet cylinder through the connecting tube, and the water is sprayed out through the nozzle. The nozzle sprays the cleaning water onto the inner wall of the storage tank. With the rotation of the inner wall cleaning plates, the inner wall of the storage tank can be cleaned, improving the cleaning efficiency.

[0024] The heat exchange jacket is equipped with rotating mixing blades, which can stir the heat exchange medium entering the heat exchange jacket, reduce the temperature difference of the heat exchange medium in the heat exchange jacket, and improve the consistency of heat exchange efficiency for materials. Attached Figure Description

[0025] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.

[0026] Figure 1 This is a schematic diagram of the structure of this utility model.

[0027] In the diagram: 1-Storage tank; 2-Inlet cylinder; 3-Inner wall cleaning plate; 4-Nozzle; 5-Bottom cleaning plate; 6-Top cleaning plate; 7-Reinforced stirring plate; 8-Inlet channel; 9-Heat exchange jacket; 10-Mixing blades; 11-Gear ring; 12-Drive motor; 13-Drive gear; 14-Heat exchange medium inlet cylinder; 15-Heat exchange medium outlet cylinder; 16-Connecting cylinder; 17-Gear ring; 18-Drive motor; 19-Inlet cylinder; 20-Outlet cylinder; 21-Solid discharge cylinder; 22-Filter screen. Detailed Implementation

[0028] The embodiments of the present invention will now be described in detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and should not be construed as limiting the scope of protection of the present invention.

[0029] like Figure 1 As shown, the forced cleaning filtration device includes a storage tank 1, a filter screen 22 horizontally fixed inside the storage tank 1, and an inlet cylinder 2 vertically rotatably positioned above the filter screen 22 at the center of the storage tank 1. Inner wall cleaning plates 3, which rub against the inner wall of the storage tank 1, are vertically fixed to the opposite outer walls of the inlet cylinder 2. The inner wall cleaning plates 3 have cavities that communicate with the inner cavity of the inlet cylinder 2 via a connecting structure. Several nozzles 4, connecting to the cavities, are fixedly arranged side-by-side from top to bottom on the outer wall of the inner wall cleaning plates 3.

[0030] The heat exchange jacket 9 is fixed outside the storage tank 1, and the mixed flow blade 10 is arranged in the heat exchange jacket 9.

[0031] The connecting structure comprises the top cleaning plate 6 and the bottom cleaning plate 5 which are fixed side by side from top to bottom, the two ends of the top cleaning plate 6 and the bottom cleaning plate 5 are fixed with the liquid inlet cylinder 2 and the inner wall cleaning plate 3 respectively, and the top cleaning plate 6 and the bottom cleaning plate 5 are provided with the liquid inlet channel 8 which is communicated with the cavity and the inner cavity of the liquid inlet cylinder 2.

[0032] The upper end of the top cleaning plate 6 is in frictional contact with the top surface of the storage tank 1, and the bottom cleaning plate 5 is in frictional contact with the upper surface of the filter screen 22.

[0033] The gear ring 17 is fixed on the outer wall above the liquid inlet cylinder 2, and the driving machine 18 is fixed on the upper end of the storage tank 1, and the output shaft of the driving machine 18 is engaged with the gear ring 17 through a gear.

[0034] The lower end of the heat exchange jacket 9 is fixed with the driving motor 12, the output shaft of the driving motor 12 extends into the heat exchange jacket 9, and the driving gear 13 engaged with the gear ring 11 is fixed.

[0035] The reinforcing stirring plate 7 is fixed between the top cleaning plate 6 and the bottom cleaning plate 5.

[0036] The inlet end of the spray head 4 is connected with the one-way valve.

[0037] The heat exchange medium inlet cylinder 14 and the heat exchange medium outlet cylinder 15 are fixed on the opposite outer walls of the heat exchange jacket 9 respectively, and the height of the heat exchange medium inlet cylinder 14 is lower than that of the heat exchange medium outlet cylinder 15.

[0038] The top of the storage tank 1 is fixed with the feeding cylinder 19 which is communicated with the inner cavity of the storage tank 1, and the bottom of the storage tank 1 is fixed with the discharging cylinder 20 which is communicated with the inner cavity of the storage tank 1.

[0039] The lower end of the liquid inlet cylinder 2 is sealed, the upper end of the liquid inlet cylinder 2 extends to the outside through the storage tank 1, and the connecting cylinder 16 is rotatably inserted.

[0040] The gear ring 17 is fixed on the outer wall above the liquid inlet cylinder 2, and the driving machine 18 is fixed on the upper end of the storage tank 1, and the output shaft of the driving machine 18 is engaged with the gear ring 17 through a gear.

[0041] The solid discharge cylinder 21 is fixed on the outer wall of the storage tank 1, and the upper surface of the solid discharge cylinder 21 is flush with the upper surface of the filter screen 22, so as to discharge the filtered solid substances.

[0042] The working principle of the device is as follows:

[0043] The inner wall cleaning plate 3, the top cleaning plate 6 and the bottom cleaning plate 5 can realize forced scraping of the material adhered to the inside of the storage tank 1 and the filter screen 22 during the material stirring process, reduce the adhesion amount of the material, and improve the filtering efficiency of the material; when the inner wall of the storage tank 1 needs to be cleaned, the water source is introduced into the liquid inlet cylinder 2 through the connecting cylinder 16, the water source is sprayed out through the spray head 4, the spray head 4 sprays cleaning water on the inner wall of the storage tank 1, and the inner wall cleaning plate 3 is rotated to realize cleaning of the inner wall of the storage tank 1, thereby improving the cleaning efficiency.

[0044] The mixed flow blade 10 is arranged in the heat exchange jacket 9, the heat exchange medium in the heat exchange jacket 9 can be stirred, the temperature difference of the heat exchange medium in the heat exchange jacket 9 is reduced, and the consistency of the heat exchange efficiency of the material is improved.

[0045] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application, and they should be covered in the scope of the claims and the specification of the present application.

Claims

1. A forced cleaning filter device, characterized by: The utility model provides a kind of liquid inlet cylinder (2) and the inner wall cleaning plate (3) of the liquid inlet cylinder (2) are provided with the cavity, the cavity is connected with the inner cavity of the liquid inlet cylinder (2) by connecting structure, the outer wall of the inner wall cleaning plate (3) is fixed with several nozzles (4) from top to bottom and parallel, the nozzles (4) are communicated with the cavity, Heat exchange jacket (9) is fixed outside the storage tank (1), and mixed flow blade (10) is rotatably arranged in the heat exchange jacket (9).

2. The forced cleaning filter device according to claim 1, characterized in that: The connecting structure includes top cleaning plate (6) and bottom cleaning plate (5) fixed from top to bottom and in parallel, the two ends of the top cleaning plate (6) and the bottom cleaning plate (5) are fixed with the liquid inlet cylinder (2) and the inner wall cleaning plate (3) respectively, and the top cleaning plate (6) and the bottom cleaning plate (5) are provided with liquid inlet channel (8) communicated with the cavity and the inner cavity of the liquid inlet cylinder (2).

3. The forced cleaning filter device of claim 2, wherein: The upper end of the top cleaning plate (6) is in frictional contact with the top surface of the storage tank (1), and the bottom cleaning plate (5) is in frictional contact with the upper surface of the filter screen (22).

4. The forced cleaning filter device of claim 3, wherein: The outer wall of the storage tank (1) inside the heat exchange jacket (9) is rotatably provided with a gear ring (11), the mixed flow blade (10) is vertically provided with a plurality of mixed flow blades, and the mixed flow blades are fixedly arranged on the upper surface of the gear ring (11), the lower end of the heat exchange jacket (9) is fixedly connected with a driving motor (12), the output shaft of the driving motor (12) extends into the heat exchange jacket (9) and is fixedly connected with a driving gear (13) engaged with the gear ring (11).

5. The forced cleaning filter device of claim 4, wherein: The top cleaning plate (6) and the bottom cleaning plate (5) are fixedly connected with a reinforcing stirring plate (7) between them.

6. The forced-wash filter device of claim 5, wherein: The inlet end of the nozzle (4) is connected with a one-way valve.

7. The forced-wash filter device of claim 6, wherein: The opposite outer walls of the heat exchange jacket (9) are respectively fixedly connected with a heat medium inlet cylinder (14) and a heat medium outlet cylinder (15), and the height of the heat medium inlet cylinder (14) is lower than that of the heat medium outlet cylinder (15).

8. The forced-wash filter device of claim 7, wherein: The top of the storage tank (1) is fixedly connected with a feeding cylinder (19) communicated with the inner cavity thereof, and the bottom of the storage tank (1) is fixedly connected with a discharging cylinder (20) communicated with the inner cavity thereof.

9. The forced-wash filter device of claim 8, wherein: The lower end of the liquid inlet cylinder (2) is sealed, and the upper end of the liquid inlet cylinder (2) extends to the outside through the storage tank (1) and is rotatably inserted with a connecting cylinder (16).

10. The forced cleaning filter device of claim 9, wherein: The liquid inlet cylinder (2) is fixedly connected with a gear ring (17) on the outer wall above the storage tank (1), and the upper end of the storage tank (1) is fixedly connected with a driving machine (18), and the output shaft of the driving machine (18) is engaged with the gear ring (17) through a gear.

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