Finished product filter pressing device

Abstract

The utility model discloses a finished product filter pressing device which comprises a filter press main body, a filtrate discharge pipe is arranged in the filter press main body, one end of the filtrate discharge pipe is fixedly connected with an infusion pump, the output end of the infusion pump is fixedly connected with a liquid inlet pipe, and the other end of the liquid inlet pipe is fixedly connected with a filtering mechanism; the filtering mechanism comprises an equipment shell, a supporting frame, supporting legs, a mounting plate, a vacuum pump, a liquid outlet pipe and three frames, a cavity is formed in the equipment shell, the mounting plate is fixedly connected to the middle of the side end of the equipment shell, the vacuum pump is fixedly connected to the upper end of the mounting plate, and the three frames are vertically distributed in the cavity at equal intervals; a first filter screen, a second filter screen and a third filter screen are fixedly connected in the three frames from top to bottom respectively. Liquid obtained after filter pressing is filtered through the filtering mechanism, the product quality is improved, a negative pressure environment is formed in the filtering mechanism through the vacuum pump, and the filtering efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of filter pressing, in particular to a finished product filter pressing device. Background Art

[0002] The filter press is a mechanical device that uses a special filter medium to exert a certain pressure on an object, causing the liquid to seep out. It is a commonly used solid-liquid separation device.

[0003] The liquid separated by the filter press still contains a lot of impurities and needs to be filtered using a filtering device. The commonly used filtering device is a filter screen. The liquid is filtered through the filter screen due to gravity, which results in a limited speed for the liquid to pass through the filter screen, making the filtering efficiency slower. Utility Model Content

[0004] The utility model aims to provide a finished filter press device, which can filter the liquid filtered out by pressure to improve product quality, and form a negative pressure environment in the filter mechanism to increase the speed of liquid passing through the filter screen and improve the filtering efficiency.

[0005] To achieve the above-mentioned purpose, a finished filter press device is provided, comprising: a filter press main body, a filtrate discharge pipe is installed in the filter press main body, one end of the filtrate discharge pipe is fixedly connected to an infusion pump, and the filtrate discharge pipe is communicated with the input end of the infusion pump, the output end of the infusion pump is fixedly connected to an inlet pipe, the other end of the inlet pipe is fixedly connected to a filter mechanism, and the other end of the inlet pipe is located in the middle of the upper end of the filter mechanism; the filter mechanism comprises an equipment housing, a support frame, a support leg, a mounting plate, a vacuum pump, a liquid outlet pipe, and a frame, a chamber is arranged inside the equipment housing, one end of the inlet pipe is fixedly connected to the equipment housing The middle part of the upper end of the device, and the liquid inlet pipe is connected to the chamber, the support frame is fixedly connected to the outer end of the device housing, and the device housing passes through the middle part of the support frame, the support leg is fixedly connected to the lower end of the support frame, the mounting plate is fixedly connected to the middle part of the side end of the device housing, the vacuum pump is fixedly connected to the upper end of the mounting plate, and the input end of the vacuum pump passes through the device housing and is connected to the chamber, the frame is provided with three and vertically equidistantly distributed in the chamber, the three frames are respectively fixedly connected with the first filter screen, the second filter screen, and the third filter screen from top to bottom, the vacuum pump is located below the frame, and the liquid outlet pipe is fixedly connected to the middle part of the lower end of the device housing. It can filter the liquid filtered out by pressure to improve product quality, and form a negative pressure environment in the filter mechanism, increase the speed of liquid passing through the filter screen, and improve the filtering efficiency.

[0006] According to the finished filter press device, the inner wall of the chamber is fixedly connected with a fixing plate, and the fixing plates are respectively located below the four corners of the three frames, and the middle part of the upper end of the fixing plate is fixedly connected with a spring, and the upper end of the spring is connected to the frame, which plays a buffering role to prevent the filter from being blocked by impurities and the negative pressure below the filter from being too large to damage the filter.

[0007] According to the finished product filter press device, a liquid isolating cover is fixedly connected to the inside of the chamber, and the opening of the liquid isolating cover is downward, and the input end of the vacuum pump is located in the liquid isolating cover, so as to prevent liquid from entering the vacuum pump along the side wall of the chamber and increasing product loss.

[0008] According to the finished product filter press device, the mesh sizes of the first filter screen, the second filter screen and the third filter screen are arranged in descending order, and the liquid is filtered in sections by gradually reducing the mesh size.

[0009] According to the finished filter press device, an air pressure sensor is installed in the output end of the vacuum pump to detect the air pressure in the filter mechanism, avoid impurities blocking the filter screen and causing damage to the filter mechanism, and prevent excessive negative pressure from affecting the discharge of liquid from the filter mechanism.

[0010] According to the finished filter press device, the bottom of the chamber is prismatic, and the bottom area of ​​the chamber is smaller than the top of the chamber, and the liquid outlet pipe is located at the bottom of the chamber, thereby reducing the residual liquid in the filter mechanism and improving the filter mechanism's discharge effect on the liquid.

[0011] The above scheme has the beneficial effects of filtering the liquid filtered out by the filter press body through the first filter screen, the second filter screen and the third filter screen in the filtering mechanism to improve product quality, and forming a negative pressure environment in the chamber through a vacuum pump to increase the speed of the liquid passing through the first filter screen, the second filter screen and the third filter screen, thereby improving the filtering efficiency.

[0012] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0014] Figure 1 This is a three-dimensional structural diagram of a finished filter press device of the utility model;

[0015] Figure 2 This is a three-dimensional structural diagram of a filter mechanism of a finished filter press device of the utility model;

[0016] Figure 3 This is a cross-sectional structural diagram of the equipment housing of a finished filter press device of the utility model;

[0017] Figure 4 for Figure 3 Enlarged view of point A in the middle.

[0018] Legend:

[0019] 1. Filter press body; 2. Infusion pump; 3. Filter mechanism; 4. Liquid inlet pipe; 5. Filtrate outlet pipe; 6. Equipment housing; 7. Support frame; 8. Support legs; 9. Mounting plate; 10. Vacuum pump; 11. Chamber; 12. First filter screen; 13. Second filter screen; 14. Liquid outlet pipe; 15. Liquid isolation cover; 16. Third filter screen; 17. Frame; 18. Fixed plate; 19. Spring. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] Reference Figure 1-4 The utility model embodiment is a finished filter press device, which includes: a filter press body 1, a filtrate discharge pipe 5 is installed in the filter press body 1, one end of the filtrate discharge pipe 5 is fixedly connected to the infusion pump 2, and the filtrate discharge pipe 5 is communicated with the input end of the infusion pump 2, the output end of the infusion pump 2 is fixedly connected to the liquid inlet pipe 4, the other end of the liquid inlet pipe 4 is fixedly connected to the filtering mechanism 3, and the other end of the liquid inlet pipe 4 is located in the middle of the upper end of the filtering mechanism 3; the filtering mechanism 3 includes an equipment housing 6, a support frame 7, a support leg 8, a mounting plate 9, a vacuum pump 10, a liquid outlet pipe 14, and a frame 17. A chamber 11 is arranged inside the equipment housing 6, and one end of the liquid inlet pipe 4 is fixedly connected to the middle of the upper end of the equipment housing 6 The support frame 7 is fixedly connected to the outer end of the equipment housing 6, and the equipment housing 6 passes through the middle of the support frame 7, the support leg 8 is fixedly connected to the lower end of the support frame 7, the mounting plate 9 is fixedly connected to the middle of the side end of the equipment housing 6, the vacuum pump 10 is fixedly connected to the upper end of the mounting plate 9, and the input end of the vacuum pump 10 passes through the equipment housing 6 and is connected to the chamber 11, three frames 17 are provided and are vertically equidistantly distributed in the chamber 11, and the first filter screen 12, the second filter screen 13, and the third filter screen 16 are fixedly connected to the three frames 17 from top to bottom, respectively, the vacuum pump 10 is located below the frame 17, and the liquid outlet pipe 14 is fixedly connected to the middle of the lower end of the equipment housing 6.

[0022] A fixing plate 18 is fixedly connected to the inner wall of the chamber 11 , and the fixing plate 18 is respectively located below the four corners of the three frames 17 . A spring 19 is fixedly connected to the middle of the upper end of the fixing plate 18 , and the upper end of the spring 19 is connected to the frame 17 .

[0023] A liquid isolating cover 15 is fixedly connected to the interior of the chamber 11 , and the opening of the liquid isolating cover 15 faces downward. The input end of the vacuum pump 10 is located in the liquid isolating cover 15 .

[0024] The mesh sizes of the first filter screen 12, the second filter screen 13 and the third filter screen 16 are arranged in descending order.

[0025] An air pressure sensor is installed in the output end of the vacuum pump 10.

[0026] The bottom of the chamber 11 is prismatic, and the area of ​​the bottom of the chamber 11 is smaller than the top of the chamber 11 . The liquid outlet pipe 14 is located at the bottom of the chamber 11 .

[0027] Working principle: When in use, the liquid filtered out by the filter press body 1 enters the infusion pump 2 through the filtrate discharge pipe 5, and the infusion pump 2 is used to make the liquid enter the chamber 11 of the equipment housing 6 through the liquid inlet pipe 4. The liquid passes through the first filter screen 12, the second filter screen 13 and the third filter screen 16 in turn and falls on the bottom of the chamber 11. At the same time, the vacuum pump 10 draws air in the equipment housing 6, so that the chamber 11 forms a negative pressure environment, which increases the speed at which the liquid passes through the first filter screen 12, the second filter screen 13 and the third filter screen 16, thereby improving the filtering effect.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A finished product filter press device, comprising: The filter press body (1) is characterized in that a filtrate discharge pipe (5) is installed in the filter press body (1), one end of the filtrate discharge pipe (5) is fixedly connected to an infusion pump (2), and the filtrate discharge pipe (5) is communicated with the input end of the infusion pump (2), the output end of the infusion pump (2) is fixedly connected to an inlet pipe (4), the other end of the inlet pipe (4) is fixedly connected to a filter mechanism (3), and the other end of the inlet pipe (4) is located at the middle of the upper end of the filter mechanism (3); the filter mechanism (3) comprises an equipment housing (6), a support frame (7), a support leg (8), a mounting plate (9), a vacuum pump (10), a liquid outlet pipe (14), and a frame (17); a chamber (11) is arranged inside the equipment housing (6), one end of the inlet pipe (4) is fixedly connected to the middle of the upper end of the equipment housing (6), and the inlet pipe (4) The support frame (7) is fixedly connected to the outer end of the equipment housing (6), and the equipment housing (6) passes through the middle of the support frame (7). The support leg (8) is fixedly connected to the lower end of the support frame (7). The mounting plate (9) is fixedly connected to the middle of the side end of the equipment housing (6). The vacuum pump (10) is fixedly connected to the upper end of the mounting plate (9), and the input end of the vacuum pump (10) passes through the equipment housing (6) and is connected to the chamber (11). Three frames (17) are provided and are vertically equidistantly distributed in the chamber (11). The three frames (17) are respectively fixedly connected with a first filter screen (12), a second filter screen (13), and a third filter screen (16) from top to bottom. The vacuum pump (10) is located below the frame (17). The liquid outlet pipe (14) is fixedly connected to the middle of the lower end of the equipment housing (6).

2. A finished filter press device according to claim 1, characterized in that: A fixing plate (18) is fixedly connected to the inner wall of the chamber (11), and the fixing plate (18) is respectively located below the four corners of the three frames (17). A spring (19) is fixedly connected to the middle of the upper end of the fixing plate (18), and the upper end of the spring (19) is connected to the frame (17).

3. A finished product filter press device according to claim 1, characterized in that: A liquid isolating cover (15) is fixedly connected to the interior of the chamber (11), and the opening of the liquid isolating cover (15) faces downward. The input end of the vacuum pump (10) is located in the liquid isolating cover (15).

4. A finished product filter press device according to claim 1, characterized in that: The mesh sizes of the first filter screen (12), the second filter screen (13) and the third filter screen (16) are arranged in descending order.

5. A finished filter press device according to claim 1, characterized in that: An air pressure sensor is installed in the output end of the vacuum pump (10).

6. A finished filter press device according to claim 1, characterized in that: The bottom of the chamber (11) is prismatic, and the area of ​​the bottom of the chamber (11) is smaller than the top of the chamber (11). The liquid outlet pipe (14) is located at the bottom of the chamber (11).

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