Butter emulsion filtering equipment

By designing a support frame, a spiral conveyor rod, and an air washing mechanism, the grease emulsion filtration equipment solves the problem of filter screen impurity accumulation, achieves automatic cleaning and impurity concentration, and improves filtration efficiency and equipment lifespan.

CN223517004UActive Publication Date: 2025-11-07GUANGZHOU JINYI FOOD CO LTD
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Patent Information

Application Number
CN202422487205.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-15
Publication Date
2025-11-07
Estimated Expiration
2034-10-15

AI Technical Summary

Technical Problem

Existing emulsion filtration devices do not have the function of automatically purging the filter screen and collecting impurities after filtration, which leads to the accumulation of impurities, affecting filtration efficiency and causing equipment blockage, thus increasing the frequency of maintenance.

Method used

A grease emulsion filtration device was designed, comprising a support frame, a spiral conveying rod, a filtration mechanism, an air washing mechanism, and a piston air compressor. The emulsion is pushed by the spiral conveying rod, and the airflow of the air washing mechanism is used to blow away impurities on the filter screen surface and collect them into a storage container, thereby achieving automatic cleaning.

Benefits of technology

It achieves contactless impurity cleaning, avoids filter wear, extends equipment life, improves production efficiency, reduces the labor intensity of operators, and makes impurity cleaning centralized and convenient.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses butter emulsion filtering equipment which comprises a supporting frame, a first motor is fixedly installed on the upper surface of the supporting frame, a spiral conveying rod is fixedly installed at one end of an output shaft of the first motor, a connecting cylinder is sleeved on the outer surface of the spiral conveying rod, and the connecting cylinder is fixedly installed on the upper surface of the supporting frame. The other end of the connecting cylinder is communicated with a conical cylinder, two groups of connecting plates are fixedly mounted at one end of the conical cylinder, a filtering mechanism is slidably mounted between the two groups of connecting plates, a filter screen disc of the filtering mechanism can cover one end of the conical cylinder and is communicated with the conical cylinder, and a gas washing mechanism is fixed at one end of the upper surface of the support frame. Through the design of the filtering mechanism and the air washing mechanism, a screen of the filtering mechanism is cleaned in a non-contact mode, impurities can be prevented from being accumulated on the screen through non-contact air flow blowing, and therefore abrasion of the filtering net is reduced, the service life of the filtering net disc is prolonged, and the function of automatically cleaning the filtering net disc is achieved; and the trouble of manual cleaning is avoided.
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Description

TECHNICAL FIELD

[0001] The utility model relates to filter equipment technical field, concretely is a butter emulsion filter equipment. BACKGROUND

[0002] Butter emulsion is a kind of mixed liquid formed by oil butter and water after emulsification processing. Simply speaking, it is to make butter and water, which are not easy to mix, "intimate" by physical or chemical means, uniformly dispersed together, to form a kind of stable liquid. This emulsion is usually used in food processing, baking, condiment, sauce and other industries, and the solid particles or not completely emulsified part in the production process needs to be filtered out, so as to ensure the purity and quality of the final product.

[0003] The patent with the state authorization patent announcement No. CN208493443U discloses an emulsion filter device, which comprises a filter body and an emulsion tank, the filter body is provided with an emulsion tank at one end of the top, and the top of the emulsion tank is provided with a sealing cover, one end of the sealing cover is connected with the emulsion tank through a lock, and the surface of the emulsion tank is provided with a scale. The emulsion filter device is provided with an inert gas tank inside the filter body. Because the emulsion is a kind of high-performance semi-synthetic metal processing liquid, when it is in contact with air for a long time, the metal molecules in the liquid may react with oxygen in the air, which affects the quality of the emulsion. Therefore, the filter body is filled with inert gas, which helps to stabilize the emulsion. The temperature sensor is arranged inside the filter body, which can observe the temperature change in the filter body. Because the temperature may change during the transportation of the emulsion, which affects the quality of the emulsion.

[0004] However, the above-mentioned emulsion filter device does not have the function of automatically blowing and collecting impurities after filtering the emulsion, which will cause the impurities to accumulate on the filter screen, resulting in reduced filtering efficiency, which will not only affect the filtering effect, but also cause the equipment to be blocked, increasing the maintenance frequency. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a butter emulsion filter equipment to solve the problem of not having the function of automatically blowing and collecting impurities after filtering the emulsion in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The application discloses a butter emulsion filtering device, which comprises a supporting frame, a first motor fixedly arranged on the upper surface of the supporting frame, a spiral conveying rod fixedly arranged at the output shaft of the first motor, a connecting cylinder sleeved on the outer surface of the spiral conveying rod, the connecting cylinder being fixedly arranged on the upper surface of the supporting frame, a tapered cylinder communicatedly arranged at the other end of the connecting cylinder, two groups of connecting plates fixedly arranged at one end of the tapered cylinder, a filtering mechanism slidably arranged between the two groups of connecting plates, and a filter screen disc arranged on the filtering mechanism and capable of sliding up and down between the two groups of connecting plates.

[0008] A gas washing mechanism is arranged below the connecting cylinder, and the filter screen disc is capable of moving to align the blowing end of the gas washing mechanism.

[0009] A feeding hopper is communicatedly arranged on the outer surface of the connecting cylinder.

[0010] Preferably, a discharging nozzle is fixedly arranged at one end of the two groups of connecting plates, one end of the discharging nozzle is aligned with the discharging port of the tapered cylinder, and a distance is left between the tapered cylinder and the discharging nozzle for the filtering mechanism to pass through.

[0011] Preferably, the filtering mechanism comprises a sliding plate slidably arranged between the two groups of connecting plates, three groups of filter screen discs are fixedly arranged on the sliding plate, and the sliding plate drives the filter screen discs to be opposite to the tapered cylinder and the discharging nozzle.

[0012] Preferably, an inlaid storage ring is communicatedly arranged at one end of the filter screen disc close to the connecting cylinder.

[0013] Preferably, an L-shaped plate is fixedly arranged on the upper surface of the supporting frame, a second motor is fixedly arranged at one end of the L-shaped plate, a gear is fixedly arranged at one end of the output shaft of the second motor, a rack is fixedly arranged on one side of the sliding plate, a communicating strip hole is formed in one side of the connecting plate, and the gear is engaged with the rack through the communicating strip hole.

[0014] Preferably, the gas washing mechanism comprises a piston air compressor, air pipes are communicatedly arranged at one end of the air port of the piston air compressor, a gas supply disc is communicatedly arranged between the two groups of air pipes, and the gas supply disc is supported and adhered to one end of the sliding plate away from the connecting cylinder by an air pipe support frame.

[0015] Preferably, support rods are fixedly connected to the outer surfaces of the air pipes, and the other ends of the support rods are supported and arranged on the upper surface of the supporting frame.

[0016] Preferably, impurities in the filter screen disc and the storage ring can be flushed out to a N-shaped plate by the gas supply of the piston air compressor, the N-shaped plate is fixedly arranged at the lower end of the outer surface of the tapered cylinder, and the N-shaped plate is aligned with the gas supply disc.

[0017] Compared with the prior art, the utility model has the advantages of:

[0018] 1、 through the design of feed hopper, connecting cylinder, first motor, spiral conveying rod, filter mechanism and air washing mechanism, when filtering butter emulsion, butter emulsion can be poured into the feed hopper, and the butter emulsion flows into the connecting cylinder through the feed hopper, then the staff can control the filter mechanism according to the filtering requirement, then the first motor is started to drive the spiral conveying rod to rotate in the connecting cylinder to push the butter emulsion, then the butter emulsion is pushed through the filter mechanism and flows out from the discharge nozzle, the uniform flow of the emulsion is ensured by the pushing of the spiral conveying rod, and the clogging and accumulation are avoided, and the impurities in the butter emulsion passing through the filter mechanism are filtered and stored, until the butter emulsion is completely pushed through the filter mechanism, the filter mechanism is started to move up and down to drive the stored impurities to be flush with the air washing mechanism, and the air washing mechanism blows compressed air to the surface of the screen of the filter mechanism, then the airflow blows away the impurities adhered to the screen, the swept impurities are blocked by the trapezoidal plate, then the impurities flow into the storage container placed at the lower end along the trapezoidal plate, and the screen of the filter mechanism is cleaned by blowing without contact, and the non-contact airflow blowing avoids the accumulation of impurities on the screen, thereby reducing the wear of the screen and prolonging the service life of the filter mechanism.

[0019] 2、 through the design of slide plate, filter screen, second motor, gear, rack and storage ring, when filtering butter emulsion by selecting different specifications of filter screen, the second motor is started to drive the gear to mesh with the rack to drive the slide plate to slide up and down between the connecting plates, then the slide plate drives the filter screen of the required specification to be flush with the conical cylinder and the discharge nozzle, then the butter emulsion enters the discharge nozzle through the filter screen and flows out from the other end of the discharge nozzle, and the impurities in the butter emulsion filtered by the filter screen are stored in the storage ring, and the impurities stored in the storage ring are in the form of cake by the pushing effect of the butter emulsion, this design makes the impurities more concentrated during cleaning, which is convenient to handle, until the butter emulsion is completely pushed through the filter screen, the second motor is started again to drive the slide plate to move downward, then the slide plate drives the filter screen containing impurities to be flush with the air washing mechanism, and the air washing mechanism blows compressed air to the surface of the filter screen, then the airflow blows away the impurities adhered to the filter screen and the storage ring, realizing the function of automatically cleaning the filter screen and avoiding the trouble of manual cleaning.

[0020] 3、Through the design of the piston air compressor, the air pipe and the air supply disc, the second motor drives the sliding plate to move downwards, so that the sliding plate drives the filter screen disc which needs to be cleaned to be flush with the air supply pipe, and then the piston air compressor can be started to supply compressed air into the air pipe and blow out from the air supply disc, so that the airflow can blow away the impurities adhered to the filter screen disc and the storage ring, and through the pressure of the compressed air, the impurities which are difficult to reach can be effectively removed, the cleaning is thorough, the need for manual operation is reduced, the production efficiency is improved, and the labor intensity of the operator is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a whole structure schematic view of the utility model;

[0022] Figure 2 It is a structure schematic view of the spiral conveying rod and the connecting cylinder of the utility model;

[0023] Figure 3 It is a structure schematic view of the filter mechanism of the utility model;

[0024] Figure 4 It is a structure schematic view of the filter screen disc and the storage ring of the utility model;

[0025] Figure 5 It is a structure schematic view of the piston air compressor and the air pipe of the utility model;

[0026] Figure 6 It is a structure schematic view of the air washing mechanism of the utility model.

[0027] In the drawing: 1, support frame; 101, connecting cylinder; 102, feeding hopper; 103, first motor; 104, spiral conveying rod; 105, conical cylinder; 106, connecting plate; 107, discharging nozzle; 108, L-shaped plate; 109, U-shaped plate; 110, communication strip opening; 2, filter mechanism; 201, sliding plate; 202, filter screen disc; 203, second motor; 204, gear; 205, rack; 206, storage ring; 3, air washing mechanism; 301, piston air compressor; 302, air pipe; 303, supporting rod; 304, air supply disc. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] Please refer toFigures 1-6 This utility model provides a technical solution:

[0030] like Figures 1-2 As shown, a butter emulsion filtration device includes: a support frame 1, a first motor 103 fixedly mounted on the upper surface of the support frame 1, a spiral conveying rod 104 fixedly mounted on one end of the output shaft of the first motor 103, a connecting cylinder 101 fitted on the outer surface of the spiral conveying rod 104, the connecting cylinder 101 fixedly mounted on the upper surface of the support frame 1, a conical cylinder 105 connected to the other end of the connecting cylinder 101, two sets of connecting plates 106 fixedly mounted on one end of the conical cylinder 105, a filtration mechanism 2 slidably mounted between the two sets of connecting plates 106, grooves provided on opposite sides of the two sets of connecting plates 106 to block the two sides of the filtration mechanism 2, so that the filtration mechanism 2 can move back and forth along the grooves of the connecting plates 106, and the filter screen 202 of the filtration mechanism 2 can cover one end of the conical cylinder 105 and communicate with it;

[0031] Among them, one end of the upper surface of the support frame 1 is fixed to the gas washing mechanism 3, and the blowing end of the gas washing mechanism 3 is suspended and attached to one side of the filter screen 202 of the filter mechanism 2.

[0032] A feed hopper 102 is connected to the upper end of the outer surface of the connecting cylinder 101.

[0033] Two sets of connecting plates 106 are fixedly installed with a discharge nozzle 107 at one end. One end of the discharge nozzle 107 is aligned with the discharge port of the conical cylinder 105. A distance is left between the conical cylinder 105 and the discharge nozzle 107 for the filter mechanism 2 to pass through.

[0034] When filtering the butter emulsion, the butter emulsion can be poured into the feeding hopper 102, and then the butter emulsion can flow into the connecting cylinder 101. Then, the staff can control the filter screen disc 202 of the filtering mechanism 2 to be flush with the conical cylinder 105 according to the filtering requirement, and then the first motor 103 can be started to drive the screw conveying rod 104 to rotate in the connecting cylinder 101 to push the butter emulsion, so that the butter emulsion can be pushed through the filtering mechanism 2 and flow out of the discharge nozzle 107. The uniform flow of the emulsion is ensured by the pushing of the screw conveying rod 104, so that clogging and accumulation can be avoided. The impurities in the butter emulsion that pass through the filtering mechanism 2 can be filtered and stored inside. After the butter emulsion is completely pushed through the filtering mechanism 2, the filtering mechanism 2 can be moved up and down to drive the stored impurities to be flush with the air washing mechanism 3. The air washing mechanism 3 can blow compressed air to the surface of the screen of the filtering mechanism 2, so that the airflow can blow away the impurities adhered to the screen. The swept impurities can be blocked by the trapezoidal plate 109, so that the impurities can flow into the storage container placed at the lower end along the trapezoidal plate 109. The screen of the filtering mechanism 2 is cleaned by blowing, which is a non-contact cleaning. The non-contact airflow blowing can avoid the accumulation of impurities on the screen, thereby reducing the wear of the screen and prolonging the service life of the filtering mechanism 2.

[0035] As shown in Figures 3-4 The filtering mechanism 2 includes a sliding plate 201 slidably installed between the two groups of connecting plates 106. One end of the sliding plate 201 is fixedly installed with three groups of filter screen discs 202. The sliding plate 201 drives the filter screen discs 202 to be opposite to the conical cylinder 105 and the discharge nozzle 107.

[0036] One end of the filter screen disc 202 close to the connecting cylinder 101 is communicatively installed with an embedded storage ring 206, which can enclose the filtered impurities.

[0037] The upper surface of the support frame 1 is fixedly installed with an L-shaped plate 108. One end of the L-shaped plate 108 is fixedly installed with a second motor 203. One end of the output shaft of the second motor 203 is fixedly installed with a gear 204. One side of the sliding plate 201 is fixedly installed with a rack 205. One side of the connecting plate 106 is provided with a communication slot 110. The gear 204 passes through the communication slot 110 and is engaged with the rack 205.

[0038] The filter screen disc 202 can be driven to slide up and down between the two groups of connecting plates 106 by the engagement and transmission of the gear 204 on one side of the sliding plate 201, so that the three groups of filter screen discs 202 of different specifications can be connected and docked with the conical cylinder 105 and the discharge nozzle 107.

[0039] Through the design of the sliding plate 201, the filter screen disc 202, the second motor 203, the gear 204, the rack 205 and the storage ring 206, when different specifications of the filter screen disc 202 are selected to filter the butter emulsion, the second motor 203 can be started to drive the gear 204 to engage the transmission rack 205 to drive the sliding plate 201 to slide up and down between the connecting plates 106, so that the sliding plate 201 can drive the filter screen disc 202 of the required specification to be flush with the conical cylinder 105 and the discharge nozzle 107, and then the butter emulsion can pass through the filter screen disc 202 into the discharge nozzle 107 and flow out from the other end of the discharge nozzle 107, and the impurities in the butter emulsion filtered by the filter screen disc 202 can be retained in the storage ring 206, and through the pushing effect of the butter emulsion, the impurities retained in the storage ring 206 can be in the form of a cake. This design makes the impurities more concentrated during cleaning, which is convenient for processing. After the butter emulsion is completely pushed through the filter screen disc 202, the second motor 203 can be started again to drive the sliding plate 201 to move downward, so that the sliding plate 201 can drive the filter screen disc 202 containing impurities to be flush with the air washing mechanism 3, and the air washing mechanism 3 can blow compressed air to the surface of the filter screen disc 202, so that the airflow can blow away the impurities adhering to the filter screen disc 202 and the storage ring 206, realizing the function of automatically cleaning the filter screen disc 202 and avoiding the trouble of manual cleaning.

[0040] As shown in Figures 5-6 The gas washing mechanism 3 includes a piston air compressor 301, and a gas pipe 302 is communicatively installed at one end of the gas port of the piston air compressor 301. Two groups of gas pipes 302 are communicatively installed with a gas supply disc 304, and the gas supply disc 304 is supported by the gas pipe 302 and is attached to the side of the sliding plate 201 away from the storage ring 206.

[0041] The outer surface of the gas pipe 302 is fixedly connected with a support rod 303, and the other end of the support rod 303 is supported and installed on the upper surface of the support frame 1.

[0042] The gas supply disc 304 can flush the impurities in the storage ring 206 of the filter screen disc 202 out to the U-shaped plate 109 through the gas supply of the piston air compressor 301. The U-shaped plate 109 is fixedly installed at the lower end of the outer surface of the conical cylinder 105, and the U-shaped plate 109 is aligned with the gas supply disc 304. The inner concave side of the U-shaped plate 109 faces the gas supply disc 304.

[0043] Through the design of the piston air compressor 301, the air pipe 302 and the air supply disc 304, the second motor 203 drives the sliding plate 201 to move downward, so that the sliding plate 201 drives the filter screen disc 202 to be cleaned to be flush with the air supply pipe 302, and then the piston air compressor 301 can be started to supply compressed air into the air pipe 302 and blow out from the air supply disc 304, so that the airflow can blow away the impurities adhered to the filter screen disc 202 and the storage ring 206, and through the pressure of the compressed air, the small gaps of the filter screen disc 202 and the inside of the storage ring 206 can be deeply cleaned, so that the impurities that are difficult to reach can be effectively removed, the cleaning is thorough, the need for manual operation is reduced, the production efficiency is improved, and the labor intensity of the operator is reduced.

[0044] According to the above technical scheme, the working steps of the present scheme are summarized and combed: when filtering the butter emulsion, the butter emulsion can be poured into the feed hopper 102, and the butter emulsion flows into the connecting cylinder 101 through the feed hopper 102, then the second motor 203 can be started to drive the gear 204 to engage the rack 205 to drive the sliding plate 201 to slide up and down between the connecting plates 106 according to the filtering requirements, so that the sliding plate 201 drives the filter screen disc 202 of the required specification to be flush with the tapered cylinder 105 and the discharge nozzle 107, and then the first motor 103 can be started to drive the screw conveying rod 104 to rotate in the connecting cylinder 101 to push the butter emulsion, so that the butter emulsion passes through the filter screen disc 202 and enters the discharge nozzle 107 and flows out, and the impurities in the butter emulsion filtered by the filter screen disc 202 are stored in the storage ring 206, and through the pushing effect of the butter emulsion, the impurities stored in the storage ring 206 are in the form of a cake, which makes the impurities more concentrated during cleaning, facilitating processing, until the butter emulsion is completely pushed through the filter screen disc 202, the second motor 203 can be started again to drive the sliding plate 201 to move downward, so that the sliding plate 201 drives the filter screen disc 202 containing impurities to be flush with the air supply pipe 302, and then the piston air compressor 301 can be started to supply compressed air into the air pipe 302 and blow out from the air supply disc 304, so that the airflow can blow away the impurities adhered to the filter screen disc 202 and the storage ring 206, and the swept impurities are blocked by the κ-shaped plate 109, so that the impurities flow into the storage container placed at the lower end along the κ-shaped plate 109.

[0045] In summary: the blowing realizes the non-contact cleaning of the screen of the filtering mechanism 2, and the non-contact airflow blowing can avoid the accumulation of impurities on the screen, thereby reducing the wear of the filter screen and prolonging the service life of the filter screen disc 202, and realizing the automatic cleaning function of the filter screen disc 202, avoiding the trouble of manual cleaning.

[0046] The parts not involved in the utility model are the same as the prior art or can be realized by using the prior art. Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A butter emulsion liquid filtering apparatus characterized by, Include: Support frame (1), the first motor (103) is fixedly installed on the upper surface of the support frame (1), the output shaft of the first motor (103) is fixedly installed with a spiral conveying rod (104), the spiral conveying rod (104) is sleeved with a connecting barrel (101), the connecting barrel (101) is fixedly installed on the upper surface of the support frame (1), the outer surface of the connecting barrel (101) is communicatedly installed with a feeding hopper (102) on the upper end, the other end of the connecting barrel (101) is communicatedly installed with a conical barrel (105), the conical barrel (105) is fixedly installed with two groups of connecting plates (106), the filter mechanism (2) is slidably installed between the two groups of connecting plates (106), the filter mechanism (2) is provided with a filter screen disc (202), the filter screen disc (202) can slide up and down between the two groups of connecting plates (106) along with the filter mechanism (2), the filter screen disc (202) can be moved to cover one end of the conical barrel (105) and be communicated with the conical barrel (105); The lower side of the connecting barrel (101) is provided with a gas washing mechanism (3), and the filter screen disc (202) can be moved to align the blowing end of the gas washing mechanism (3).

2. A butter emulsion filtration apparatus according to claim 1, characterised in that: The one end of the two groups of connecting plates (106) is fixedly installed with a discharge nozzle (107), the one end of the discharge nozzle (107) is aligned with the discharge port of the conical barrel (105), and the distance between the conical barrel (105) and the discharge nozzle (107) is left for the filter mechanism (2) to pass through.

3. A butter emulsion filtration apparatus according to claim 2, characterised in that: The filter mechanism (2) comprises a sliding plate (201), the sliding plate (201) is slidably installed between the two groups of connecting plates (106), the sliding plate (201) is fixedly installed with three groups of filter screen discs (202), and the sliding plate (201) drives the filter screen disc (202) to be opposite to the conical barrel (105) and the discharge nozzle (107).

4. A butter emulsion filtration apparatus according to claim 3, characterised in that: The one end of the filter screen disc (202) is communicatedly installed with an embedded storage ring (206).

5. A butter emulsion filtration apparatus according to claim 3, characterised in that: The upper surface of the support frame (1) is fixedly installed with an L-shaped plate (108), one end of the L-shaped plate (108) is fixedly installed with a second motor (203), one end of the output shaft of the second motor (203) is fixedly installed with a gear (204); one side of the sliding plate (201) is fixedly installed with a rack (205), one side of the connecting plate (106) is provided with a communication strip opening (110), and the gear (204) passes through the communication strip opening (110) and is engaged with the rack (205).

6. A butter emulsion filtration apparatus according to claim 4, characterised in that: The gas washing mechanism (3) comprises a piston air compressor (301), one end of the gas port of the piston air compressor (301) is communicatedly installed with an air pipe (302), two groups of air pipes (302) are communicatedly installed with a gas supply disc (304), and the gas supply disc (304) is supported and attached to the sliding plate (201) away from the connecting barrel (101) by the air pipe (302) support frame.

7. A butter emulsion filtration apparatus according to claim 6, characterised in that: The outer surface of the air pipe (302) is fixedly connected with a support rod (303), and the other end of the support rod (303) is supported and installed on the upper surface of the support frame (1).

8. A butter emulsion filtration apparatus according to claim 7, characterised in that: The air supply disc (304) can flush the impurities in the filter screen disc (202) and the storage ring (206) out to the concave plate (109) through the air supply of the piston air compressor (301), the concave plate (109) is fixedly installed at the lower end of the outer surface of the conical cylinder (105), and the concave plate (109) is aligned with the air supply disc (304).

Citation Information

Patent Citations

  • Emulsion filter equipment

    CN208493443U