Grinding cylinder of horizontal sand mill

Abstract

The utility model discloses a grinding cylinder of a horizontal sand mill, which belongs to the technical field of horizontal sand mill equipment and comprises a sand mill and a grinding cylinder, the top of the grinding cylinder is fixedly connected with a feeding pipe, the bottom of the grinding cylinder is fixedly connected with a discharging pipe, one end of the grinding cylinder is connected with a sealing plate through a bolt, and one side of the sealing plate is fixedly connected with a sampling device. And an electric telescopic rod is fixedly mounted on the outer wall of the grinding cylinder. Through the arrangement of the sampling device, the pipe diameter of the sampling device is small, the sampling device is located on the outer side of the grinding cylinder, sampling control is facilitated, in addition, the observation cylinder arranged on the sampling device facilitates direct observation of the grinding condition, sampling detection is conducted according to observation, and the working efficiency is improved; the electric telescopic rod drives the annular scraping plate to reciprocate in the grinding cylinder, the grinding cylinder is convenient to clean, the grinding cylinder can be supported to move on the sand mill through the arrangement of the mounting frame and the walking wheels, and the effects of supporting and conveniently mounting the grinding cylinder are achieved.

Description

Technical Field

[0001] The utility model relates to a horizontal sand mill device, in particular to a grinding cylinder of a horizontal sand mill, and belongs to the technical field of horizontal sand mill equipment. Background Art

[0002] The rotating main shaft in the horizontal sand mill is equipped with multiple discs. When the main shaft rotates, the grinding media is driven by the rotating disc to grind the slurry pressed into the barrel, so that the solid materials in it are refined and qualified slurry flows out through the filter gap or sieve hole smaller than the particle size of the grinding media. The barrel is equipped with a cooling or heating device to prevent the large amount of heat generated by the friction between the material, grinding media and discs in the barrel from affecting the product quality, or the condensation of the slurry fed into the barrel causes the fluidity to decrease and affect the grinding efficiency. Due to the collision or friction between the grinding medium and the material in the cylinder of the horizontal sand mill, a large amount of heat is generated, which makes the temperature too high and affects the final quality of the product. In the prior art, some facilities are also used to achieve the purpose of cooling, but the structure of such facilities is complicated and the cooling effect is not good. According to the Chinese utility model patent (application number: 202320734619.X), a grinding cylinder of a horizontal sand mill is disclosed, including a sand mill body, a sand mill shell is fixedly connected to the sand mill body, the inner cavity of the sand mill shell is provided with a sand mill, a cooling cavity is opened between the sand mill and the sand mill shell, a feed pipe is fixedly connected to the sand mill shell, a discharge pipe is fixedly connected to the bottom of the sand mill shell, a water inlet is fixedly connected to one side of the feed pipe on the sand mill shell, a water storage tank is fixedly connected to one side wall of the sand mill shell, and a cooling pipe is surrounded by the side wall of the sand mill.

[0003] However, the device still has the following problems: the grinding degree of the sand mill cannot be directly observed, so the grinding situation can only be estimated, resulting in inaccurate judgment; sampling can only be done through the feed pipe, and since the equipment itself is pressurized and the feed pipe has a large diameter, sampling is not convenient; in addition, the grinding barrel of the sand mill is also troublesome to clean.

[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 grinding degree of the grinding barrel of the above-mentioned sand mill cannot be directly observed, sampling is inconvenient, and cleaning is inconvenient, and a grinding barrel of a horizontal sand mill is provided.

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

[0007] A grinding cylinder of a horizontal sand mill comprises a sand mill and a grinding cylinder, wherein a feeding pipe is fixedly connected to the top of the grinding cylinder, a discharging pipe is fixedly connected to the bottom of the grinding cylinder, a sealing plate is connected to one end of the grinding cylinder by bolts, a sampling device is fixedly connected to one side of the sealing plate, an electric telescopic rod is fixedly installed on the outer wall of the grinding cylinder, an output end of the electric telescopic rod is connected to an annular scraper located on the inner wall of the grinding cylinder, the bottom of the grinding cylinder is fixedly connected to a mounting frame located at the top of the sand mill, and a plurality of walking wheels are installed at the bottom of the mounting frame.

[0008] Preferably, the grinding cylinder comprises an inner cylinder and an outer cylinder fixedly connected to the outer side of the inner cylinder, and a spiral cooling pipe wound around the outer wall of the inner cylinder is provided between the inner cylinder and the outer cylinder.

[0009] Preferably, a mounting platform cooperating with the electric telescopic rod is fixedly connected to the outer wall of the outer cylinder.

[0010] Preferably, two electric telescopic rods are provided and symmetrically distributed on both sides of the grinding cylinder.

[0011] Preferably, the top end of the piston rod of the electric telescopic rod is fixedly connected to a connecting plate located at one end of the grinding cylinder.

[0012] Preferably, a connecting rod located inside the grinding cylinder and interconnected with the annular scraper is fixedly connected to one side of the connecting plate.

[0013] Preferably, a sealing gasket is installed between the sealing plate and the grinding cylinder.

[0014] Preferably, the sampling device comprises an upper curved tube and a lower curved tube installed on the side wall of the sealing plate, an observation tube is fixedly connected between the upper curved tube and the lower curved tube, and the observation tube is a transparent observation tube.

[0015] Preferably, a sampling tube is fixedly connected to the lower bend pipe, and a valve is installed on the sampling tube.

[0016] Preferably, both ends of the spiral cooling tube are respectively connected to a water inlet pipe and a water outlet pipe that penetrate the outer tube.

[0017] The beneficial technical effects of the utility model are as follows: according to the grinding cylinder of the horizontal sand mill of the utility model, through the setting of the sampling device, the tube diameter of the sampling device is small and is located outside the grinding cylinder, which is convenient for controlling the sampling. In addition, the observation tube arranged on the sampling device is convenient for directly observing the grinding situation, and sampling and detection are carried out according to the observation, so as to improve the work efficiency; through the setting of the annular scraper, the electric telescopic rod drives the annular scraper to reciprocate in the grinding cylinder, which is convenient for cleaning the grinding cylinder; through the setting of the mounting frame and the walking wheel, the grinding cylinder can be supported to move on the sand mill, which plays a role in supporting and facilitating the installation of the grinding cylinder. 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 disassembled view of the overall structure of a sand mill according to a preferred embodiment of the utility model;

[0020] Figure 3 A disassembled view of the grinding cylinder structure according to a preferred embodiment of the utility model;

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

[0022] Figure 5 A diagram showing the connection between a mounting frame and a travel wheel according to a preferred embodiment of the present utility model;

[0023] Figure 6 The utility model is provided according to a preferred embodiment of the annular scraper installation schematic diagram.

[0024] In the figure: 1. sand mill; 2. grinding cylinder; 3. feeding pipe; 4. discharge pipe; 5. sealing plate; 6. sampling device; 7. electric telescopic rod; 8. annular scraper; 9. mounting frame; 10. walking wheel; 201. inner cylinder; 202. outer cylinder; 203. spiral cooling pipe; 204. mounting table; 11. connecting plate; 12. connecting rod; 13. sealing gasket; 601. upper bend pipe; 602. lower bend pipe; 603. observation tube; 604. sampling tube; 205. water inlet pipe; 206. water outlet pipe. 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 grinding cylinder of the horizontal sand mill provided in this embodiment includes a sand mill 1 and a grinding cylinder 2, the top of the grinding cylinder 2 is fixedly connected with a feeding pipe 3, the bottom of the grinding cylinder 2 is fixedly connected with a discharge pipe 4, one end of the grinding cylinder 2 is connected with a sealing plate 5 by bolts, one side of the sealing plate 5 is fixedly connected with a sampling device 6, an electric telescopic rod 7 is fixedly installed on the outer wall of the grinding cylinder 2, the output end of the electric telescopic rod 7 is connected with an annular scraper 8 located on the inner wall of the grinding cylinder 2, the bottom of the grinding cylinder 2 is fixedly connected with a mounting frame 9 located on the top of the sand mill 1, and a plurality of walking wheels 10 are installed at the bottom of the mounting frame 9.

[0027] Through the setting of the sampling device 6, the tube diameter of the sampling device 6 is small and is located outside the grinding cylinder 2, which is convenient for controlling the sampling. In addition, the observation tube 603 arranged on the sampling device 6 is convenient for directly observing the grinding situation, and sampling and detection are performed based on the observation to improve work efficiency. Through the setting of the annular scraper 8, the electric telescopic rod 7 drives the annular scraper 8 to reciprocate in the grinding cylinder 2, which is convenient for cleaning the grinding cylinder 2. Through the setting of the mounting frame 9 and the walking wheel 10, the grinding cylinder 2 can be supported to move on the sand mill 1, which plays a role in supporting and facilitating the installation of the grinding cylinder 2.

[0028] In this embodiment, if Figure 1 , Figure 2 and Figure 3 As shown, the grinding cylinder 2 includes an inner cylinder 201 and an outer cylinder 202 fixedly connected to the outer side of the inner cylinder 201, and a spiral cooling pipe 203 wound around the outer wall of the inner cylinder 201 is provided between the inner cylinder 201 and the outer cylinder 202, and both ends of the spiral cooling pipe 203 are respectively connected to a water inlet pipe 205 and a water outlet pipe 206 that penetrate the outer cylinder 202. Through the spiral cooling pipe 203, the water inlet pipe 205 and the water outlet pipe 206 are connected to an external circulating cooling pump, so that the grinding cylinder 2 can be cooled.

[0029] In this embodiment, if Figure 1 , Figure 2 and Figure 6 As shown, a mounting platform 204 that cooperates with the electric telescopic rod 7 is fixedly connected to the outer wall of the outer cylinder 202. Two electric telescopic rods 7 are provided and symmetrically distributed on both sides of the grinding cylinder 2. The top end of the piston rod of the electric telescopic rod 7 is fixedly connected to a connecting plate 11 located at one end of the grinding cylinder 2. One side of the connecting plate 11 is fixedly connected to a connecting rod 12 located on the inner side of the grinding cylinder 2 and connected to the annular scraper 8. The setting of the mounting platform 204 facilitates the installation of the electric telescopic rod 7, and the setting of the connecting plate 11 and the connecting rod 12 facilitates the connection of the annular scraper 8

[0030] In this embodiment, if Figure 1 , Figure 2 and Figure 3 As shown, a sealing gasket 13 is installed between the sealing plate 5 and the grinding cylinder 2. The sealing gasket 13 prevents leakage.

[0031] In this embodiment, if Figure 1 , Figure 2 and Figure 4As shown, the sampling device 6 includes an upper curved tube 601 and a lower curved tube 602 installed on the side wall of the sealing plate 5, an observation tube 603 is fixedly connected between the upper curved tube 601 and the lower curved tube 602, and the observation tube 603 is a transparent observation tube, and a sampling tube 604 is fixedly connected to the lower curved tube 602, and a valve is installed on the sampling tube 604. The upper curved tube 601 and the lower curved tube 602 are arranged to ensure communication, and the observation tube 603 is arranged to facilitate direct observation of the grinding degree, and the sampling tube 604 is convenient for sampling.

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

[0033] Step 1: Place the grinding cylinder 2 on the top of the sand mill 1, and push the grinding cylinder 2 to connect;

[0034] Step 2: Add materials and grinding media from the feeding pipe 3, connect the water inlet pipe 205 and the water outlet pipe 206 to an external circulating cooling pump, start the sand mill 1 for grinding, observe the grinding degree through the observation tube 603 and take samples through the sampling tube 604;

[0035] Step 3: After the sample is qualified, the material is discharged from the discharge pipe 4, and clean water is added to the grinding cylinder 2 for cleaning. At the same time, the electric telescopic rod 7 is started to drive the annular scraper 8 to scrub back and forth in the grinding cylinder 2.

[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 grinding drum of a horizontal sand mill, characterized in that: The invention comprises a sand mill (1) and a grinding cylinder (2), wherein the top of the grinding cylinder (2) is fixedly connected to a feeding pipe (3), the bottom of the grinding cylinder (2) is fixedly connected to a discharge pipe (4), one end of the grinding cylinder (2) is connected to a sealing plate (5) by bolts, one side of the sealing plate (5) is fixedly connected to a sampling device (6), an electric telescopic rod (7) is fixedly mounted on the outer wall of the grinding cylinder (2), the output end of the electric telescopic rod (7) is connected to an annular scraper (8) located on the inner wall of the grinding cylinder (2), the bottom of the grinding cylinder (2) is fixedly connected to a mounting frame (9) located on the top of the sand mill (1), and a plurality of travel wheels (10) are mounted on the bottom of the mounting frame (9).

2. The grinding drum of a horizontal sand mill according to claim 1, characterized in that: The grinding cylinder (2) comprises an inner cylinder (201) and an outer cylinder (202) fixedly connected to the outside of the inner cylinder (201); a spiral cooling pipe (203) wound around the outer wall of the inner cylinder (201) is provided between the inner cylinder (201) and the outer cylinder (202).

3. The grinding drum of a horizontal sand mill according to claim 2, characterized in that: A mounting platform (204) that cooperates with the electric telescopic rod (7) is fixedly connected to the outer wall of the outer cylinder (202).

4. The grinding drum of a horizontal sand mill according to claim 1, characterized in that: Two electric telescopic rods (7) are provided and are symmetrically distributed on both sides of the grinding cylinder (2).

5. The grinding drum of a horizontal sand mill according to claim 1, characterized in that: The top end of the piston rod of the electric telescopic rod (7) is fixedly connected to a connecting plate (11) located at one end of the grinding cylinder (2).

6. A grinding drum for a horizontal sand mill as claimed in claim 5, characterized in that: A connecting rod (12) located inside the grinding cylinder (2) and interconnected with the annular scraper (8) is fixedly connected to one side of the connecting plate (11).

7. The grinding drum of a horizontal sand mill according to claim 1, characterized in that: A sealing gasket (13) is installed between the sealing plate (5) and the grinding cylinder (2).

8. The grinding drum of a horizontal sand mill according to claim 1, characterized in that: The sampling device (6) comprises an upper curved tube (601) and a lower curved tube (602) mounted on the side wall of the sealing plate (5), an observation tube (603) is fixedly connected between the upper curved tube (601) and the lower curved tube (602), and the observation tube (603) is a transparent observation tube.

9. A grinding drum for a horizontal sand mill as claimed in claim 8, characterized in that: A sampling tube (604) is fixedly connected to the lower curved tube (602), and a valve is installed on the sampling tube (604).

10. The grinding drum of a horizontal sand mill according to claim 2, characterized in that: The two ends of the spiral cooling tube (203) are respectively connected to a water inlet pipe (205) and a water outlet pipe (206) that penetrate the outer tube (202).

Images