Filtering device of sand mill

Abstract

The utility model discloses a sand mill filtering device, which belongs to the technical field of sand mill equipment and comprises a mounting frame, a filter cartridge is fixedly mounted at the top of the mounting frame, a discharge pipe is fixedly connected to the bottom of the filter cartridge, a discharge pipe is fixedly connected to one side of the discharge pipe, and a material tank is in threaded connection with the outer side of the bottom of the discharge pipe. A filter screen is installed between the discharging pipe and the material tank, and a vacuum pump is arranged on one side of the material tank. According to the sand mill, the filter cartridge and the material tank are arranged, the material tank is in threaded connection with the lower portion of the filter cartridge, disassembly is convenient, ground materials and grinding media in the sand mill are guided into the filter cartridge together, independent cleaning is not needed, convenience and high efficiency are achieved, and through the arrangement of the filter screen, the materials enter the material tank through the filter screen; wherein the grinding medium is left in the filter cartridge to achieve a filtering effect, and the vacuum pump is arranged to vacuumize the material tank and accelerate material filtering, so that the problems of high material viscosity and slow discharging are solved.

Description

Technical Field

[0001] The utility model relates to a sand mill device, in particular to a sand mill filtering device, belonging to the technical field of sand mill equipment. Background Art

[0002] Sand mill is the most widely adaptable, most advanced and most efficient sand milling equipment. With high-performance cooling system and automatic control system, it can realize continuous processing and discharging of materials, greatly improving production efficiency. Sand mill needs to use grinding media when in use. The grinding media can be appropriate natural sand or artificial glass beads with a particle size of 0.1 to 2 mm. After the grinding is completed, the liquid and the grinding media need to be separated, which requires the use of a filtering device. The existing sand mill will be equipped with a filter at the discharge port. Although filtering can be performed, due to the high viscosity of some materials, the discharge is slow and the work efficiency is low. In addition, this method will cause the grinding media to remain in the sand mill, which is not convenient for cleaning, and it is also troublesome to take out the grinding media separately. According to the Chinese utility model patent (application number: 202223155957.2), a sand mill filter device is disclosed, including a support frame, a sand mill and an anti-blocking device are connected to the support frame, the anti-blocking device includes a connecting frame, the connecting frame is connected to the support frame, a slide rail assembly is connected to the connecting frame, the slide rail assembly includes a slide rail and a first cylinder, the slide rail is connected to the connecting frame, the first cylinder is connected to the slide rail, the output end of the first cylinder is connected to the second cylinder, the second cylinder and the slide rail are slidably matched, the output end of the second cylinder is connected to an anti-blocking plate, an anti-blocking protrusion is provided on the anti-blocking plate, the sand mill includes a sand mill outer shell, a discharge port is provided on one side of the sand mill shell, and a filter device is provided at the discharge port. The utility model can be widely used in the technical field of filter devices.

[0003] However, the device still has the following problems: the sand mill is equipped with a filter at the discharge port. Although it can filter, it is slow to discharge some materials with high viscosity and has low working efficiency. In addition, this method will cause the grinding medium to remain in the sand mill, which is not convenient for cleaning, and it is also troublesome to take out the grinding medium separately.

[0004] The utility model proposes a new solution to the above problems. Utility Model Content

[0005] The main purpose of the utility model is to solve the problems that the existing sand mill is provided with a filter screen at the material discharge port, although it can filter, but when discharging some materials with high viscosity, the material discharge is slow, the working efficiency is low, and the grinding medium is retained in the sand mill, which is not convenient for cleaning and taking out, and to provide a sand mill filtering device.

[0006] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0007] A sand mill filtering device comprises a mounting frame, a filter cartridge is fixedly mounted on the top of the mounting frame, a feed pipe is fixedly connected to the bottom of the filter cartridge, a discharge pipe is fixedly connected to one side of the feed pipe, a material tank is threadedly connected to the outer side of the bottom of the feed pipe, a filter screen is installed between the feed pipe and the material tank, a vacuum pump is provided on one side of the material tank, an input end of the vacuum pump is connected to an air pipe installed on the side wall of the material tank, a motor is provided above the filter cartridge, a stirring blade located inside the filter cartridge is fixedly connected to the output shaft of the motor, and a medium discharge valve is installed on the discharge pipe.

[0008] Preferably, two first cover plates and a second cover plate that cooperate with each other are installed on the top of the filter cartridge.

[0009] Preferably, a filling pipe is fixedly connected to the top of the first cover plate, and a clamping ring that cooperates with the cylinder wall of the filter cylinder is fixedly connected to the bottom of the first cover plate and the second cover plate.

[0010] Preferably, the mounting frame comprises a bearing ring that cooperates with the filter cartridge, and a bottom of the bearing ring is fixedly connected to a plurality of supporting legs located outside the material tank.

[0011] Preferably, a suspension rod fixedly connected to the top of the supporting leg is provided on one side of the carrying ring.

[0012] Preferably, the material tank is a conical material tank, and a connecting pipe matching the air pipe passes through the conical surface of the material tank.

[0013] Preferably, a threaded sleeve is fixedly connected to the top of the material tank, and a pressure plate is fixedly connected to the bottom of the threaded sleeve.

[0014] Preferably, rubber gaskets are installed on both the upper and lower surfaces of the filter screen.

[0015] Preferably, a thread that cooperates with the threaded sleeve is formed on the outer side of the bottom of the discharge pipe.

[0016] Preferably, a material discharge valve located above the thread is installed on the discharge pipe.

[0017] The beneficial technical effects of the utility model are as follows: according to the sand mill filter device of the utility model, through the setting of the filter cylinder and the material tank, the material tank is threadedly connected to the bottom of the filter cylinder, which is easy to disassemble. The ground material and the grinding medium in the sand mill are introduced into the filter cylinder together, and no separate cleaning is required, which is convenient and efficient. Through the setting of the filter net, the material enters the material tank through the filter net, and the grinding medium therein is retained in the filter cylinder to achieve the filtering effect. Through the setting of the vacuum pump, the material tank is evacuated to accelerate the material filtration and solve the problems of high material viscosity and slow material discharge. After the filtration is completed, the grinding medium needs to be cleaned and collected, and clean water is filled in the filter cylinder. Through the setting of the motor, the stirring blade is driven to clean the grinding medium, and then the medium discharge valve is opened to discharge and collect, which is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of a preferred embodiment provided by the utility model;

[0019] Figure 2 This is a diagram showing the overall structure of a preferred embodiment provided by the utility model;

[0020] Figure 3 A schematic diagram of the structure of a mounting frame according to a preferred embodiment of the utility model;

[0021] Figure 4 A schematic diagram of the filter cartridge structure according to a preferred embodiment of the utility model;

[0022] Figure 5 According to a preferred embodiment of the present invention Figure 2 A magnified view of the structure at A;

[0023] Figure 6 The figure is a schematic diagram of the structure of a material tank according to a preferred embodiment of the present utility model.

[0024] In the figure: 1. mounting frame; 2. filter cartridge; 3. feed pipe; 4. discharge pipe; 5. material tank; 6. filter screen; 7. vacuum pump; 8. air pipe; 9. motor; 10. stirring blade; 11. first cover plate; 12. second cover plate; 111. filling pipe; 112. clamping ring; 101. load-bearing ring; 102. support leg; 103. suspension rod; 501. connecting pipe; 502. threaded sleeve; 503. pressure plate; 13. rubber gasket; 14. medium discharge valve; 301. thread; 302. material discharge valve. DETAILED DESCRIPTION

[0025] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation methods of the present invention are not limited thereto.

[0026] like Figure 1-Figure 6 As shown, the sand mill filtering device provided in this embodiment includes a mounting frame 1, a filter cartridge 2 is fixedly mounted on the top of the mounting frame 1, a feed pipe 3 is fixedly connected to the bottom of the filter cartridge 2, a discharge pipe 4 is fixedly connected to one side of the feed pipe 3, a material tank 5 is threadedly connected to the outer side of the bottom of the feed pipe 3, a filter screen 6 is installed between the feed pipe 3 and the material tank 5, a vacuum pump 7 is provided on one side of the material tank 5, an input end of the vacuum pump 7 is connected to an air pipe 8 installed on the side wall of the material tank 5, a motor 9 is provided above the filter cartridge 2, a stirring blade 10 located inside the filter cartridge 2 is fixedly connected to the output shaft of the motor 9, and a medium discharge valve 14 is installed on the discharge pipe 4.

[0027] Through the setting of the filter cylinder 2 and the material tank 5, the material tank 5 is threadedly connected to the bottom of the filter cylinder 2, which is easy to disassemble. The ground material and the grinding medium in the sand mill are introduced into the filter cylinder 2 together, and there is no need to clean them separately, which is convenient and efficient. Through the setting of the filter screen 6, the material enters the material tank 5 through the filter screen 6, and the grinding medium therein is retained in the filter cylinder 2 to achieve the filtering effect. Through the setting of the vacuum pump 7, the material tank 5 is evacuated to accelerate the material filtration and solve the problems of high material viscosity and slow material discharge. After the filtration is completed, the grinding medium needs to be cleaned and collected, and clean water is filled in the filter cylinder 2. Through the setting of the motor 9, the stirring blade 10 is driven to clean the grinding medium, and then the medium discharge valve 14 is opened to discharge and collect, which is convenient and quick.

[0028] In this embodiment, if Figure 1 , Figure 2 and Figure 4 As shown, two mutually matching first cover plates 11 and second cover plates 12 are installed on the top of the filter cartridge 2, a filling pipe 111 is fixedly connected to the top of the first cover plate 11, and a clamping ring 112 that matches the cylinder wall of the filter cartridge 2 is fixedly connected to the bottom of the first cover plate 11 and the second cover plate 12. Through the arrangement of the first cover plate 11 and the second cover plate 12, the first cover plate 11 and the second cover plate 12 can be removed separately, which is convenient for the separate sand mill to discharge materials. The bottoms of the first cover plate 11 and the second cover plate 12 are connected with the clamping ring 112, which is convenient for quick installation. Through the arrangement of the filling pipe 111, it can be connected using a pipeline, which is convenient for the integrated sand mill to discharge materials.

[0029] In this embodiment, if Figure 1 , Figure 2 and Figure 3 As shown, the mounting frame 1 includes a bearing ring 101 that cooperates with the filter cartridge 2, and the bottom of the bearing ring 101 is fixedly connected to a plurality of supporting legs 102 located outside the material tank 5, and one side of the bearing ring 101 is provided with a suspension rod 103 fixedly connected to the top of the supporting leg 102. Through the setting of the bearing ring 101, it is connected to the filter cartridge 2, and the suspension rod 103 is used to support the motor 9 to make it stir stably.

[0030] In this embodiment, if Figure 1 , Figure 2 and Figure 6 As shown, the material tank 5 is a conical material tank, and a connecting pipe 501 matching with the air pipe 8 is connected through the conical surface of the material tank 5. By setting the material tank 5 as a conical material tank, and the connecting pipe 501 matching with the air pipe 8 is connected through the conical surface of the material tank 5, the vacuum pump 7 will not absorb the material when evacuating through the connecting pipe 501.

[0031] In this embodiment, if Figure 1 , Figure 2 and Figure 5 As shown, the top of the material tank 5 is fixedly connected with a threaded sleeve 502, the bottom of the threaded sleeve 502 is fixedly connected with a pressing plate 503, the upper and lower surfaces of the filter screen 6 are both installed with rubber gaskets 13, the bottom outer side of the discharge pipe 3 is provided with a thread 301 that cooperates with the threaded sleeve 502, and the discharge pipe 3 is installed with a material discharge valve 302 located above the thread 301. The rubber gasket 13 can ensure the sealing of the material tank 5 and the discharge pipe 3 after the threaded sleeve 502 and the thread 301 are connected, and the pressing plate 503 can play a role in supporting the filter screen 6.

[0032] In this embodiment, if Figure 1-Figure 6 As shown, the working process of a sand mill filter device provided in this embodiment is as follows:

[0033] Step 1: Close the medium discharge valve 14, discharge the ground material in the sand mill directly into the filter cartridge 2, and start the motor 9 for stirring;

[0034] Step 2: Open the material discharge valve 302, start the vacuum pump 7, press the material into the material tank 5 through the filter screen 6, and then unscrew the material tank 5 to transfer the material;

[0035] Step 3: Close the material discharge valve 302, flush clean water into the filter cartridge 2 to clean the grinding medium, and then open the medium discharge valve 14 to collect the grinding medium.

[0036] The above is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the scope disclosed by the present invention according to the technical solution and concept of the present invention, which fall within the protection scope of the present invention.

Claims

1. A sand mill filter device, characterized in that: The invention comprises a mounting frame (1), a filter cartridge (2) is fixedly mounted on the top of the mounting frame (1), a feed pipe (3) is fixedly connected to the bottom of the filter cartridge (2), a discharge pipe (4) is fixedly connected to one side of the feed pipe (3), a material tank (5) is threadedly connected to the outer side of the bottom of the feed pipe (3), a filter screen (6) is installed between the feed pipe (3) and the material tank (5), a vacuum pump (7) is provided on one side of the material tank (5), an input end of the vacuum pump (7) is connected to an air pipe (8) installed on the side wall of the material tank (5), a motor (9) is provided above the filter cartridge (2), a stirring blade (10) located inside the filter cartridge (2) is fixedly connected to the output shaft of the motor (9), and a medium discharge valve (14) is installed on the discharge pipe (4).

2. A sand mill filter device as claimed in claim 1, characterized in that: Two mutually matching first cover plates (11) and second cover plates (12) are installed on the top of the filter cartridge (2).

3. A sand mill filter device as claimed in claim 2, characterized in that: The top of the first cover plate (11) is fixedly connected to a filling pipe (111), and the bottoms of the first cover plate (11) and the second cover plate (12) are fixedly connected to clamping rings (112) that cooperate with the cylinder wall of the filter cylinder (2).

4. A sand mill filter device as claimed in claim 1, characterized in that: The mounting frame (1) comprises a bearing ring (101) that cooperates with the filter cartridge (2), and a plurality of supporting legs (102) located outside the material tank (5) are fixedly connected to the bottom of the bearing ring (101).

5. A sand mill filter device as claimed in claim 4, characterized in that: A suspension rod (103) fixedly connected to the top of the supporting leg (102) is provided on one side of the supporting ring (101).

6. A sand mill filter device as claimed in claim 1, characterized in that: The material tank (5) is a conical material tank, and a connecting pipe (501) that cooperates with the air pipe (8) passes through and is connected to the conical surface of the material tank (5).

7. A sand mill filter device as claimed in claim 1, characterized in that: The top of the material tank (5) is fixedly connected to a threaded sleeve (502), and the bottom of the threaded sleeve (502) is fixedly connected to a pressing plate (503).

8. A sand mill filter device as claimed in claim 1, characterized in that: Rubber gaskets (13) are installed on both the upper and lower surfaces of the filter screen (6).

9. A sand mill filter device as claimed in claim 7, characterized in that: The outer side of the bottom of the feed tube (3) is provided with a thread (301) which cooperates with the threaded sleeve (502).

10. A sand mill filter device as claimed in claim 9, characterized in that: The material discharge pipe (3) is provided with a material discharge valve (302) located above the thread (301).

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