Chemical raw material crushing equipment

By introducing a vertical screw conveying mechanism and a vibration screening mechanism into the chemical raw material crushing equipment, multiple crushing and screening of chemical raw materials are achieved, solving the problem of wear and loss of screen mesh during crushing, and improving the crushing effect and material quality.

CN222219705UActive Publication Date: 2024-12-24HEBEI TIANHUA SHENGQUAN CHEM CO LTD
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Patent Information

Application Number
CN202323446853.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2023-12-18
Publication Date
2024-12-24
Estimated Expiration
2033-12-18

AI Technical Summary

Technical Problem

During the crushing process of chemical raw materials, the pressure applied by the crushing roller causes wear of the screen, affecting the filtration effect of the chemical raw materials, and the unfinished raw materials cause losses in the screen.

Method used

The unfinished chemical raw materials are transported to the feed hopper through a vertical screw conveyor, and then crushed by crushing rollers, and screened in combination with the vibrating screen of the screening mechanism to ensure the improvement of the crushing effect, and through the vacuum fan and Dust removal bags recover dust and reduce losses.

Benefits of technology

It improves the crushing effect of chemical raw materials, reduces the wear of screens, reduces the loss of chemical raw materials, and ensures the quality of crushed materials.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses chemical raw material crushing equipment which comprises an equipment shell, a cavity is formed in the equipment shell, a screening mechanism is installed on the inner wall of the cavity, one end of the equipment shell is fixedly connected with a discharging hopper, and the other end of a discharging opening is fixedly connected with a vertical spiral conveying mechanism. A feeding port is formed in the middle of the upper end of the equipment shell, a feeding hopper is fixedly connected to the middle of the upper end of the equipment shell, two crushing rollers are rotationally connected into the feeding hopper, a first motor is fixedly connected to one end of the feeding hopper, and gears are fixedly connected to one ends of rotating shafts of the two crushing rollers. A supporting frame is fixedly connected to the outer side end of the equipment shell, and supporting legs are fixedly connected to the four corners of the lower end of the supporting frame. And raw materials which are not completely crushed can be continuously conveyed into the feeding hopper through the vertical spiral conveying mechanism, crushing is conducted again through the crushing roller, operation is repeated, and the crushing effect is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of chemical raw material processing, in particular to a chemical raw material crushing device. Background Art

[0002] Chemical raw materials can generally be divided into two categories: organic chemical raw materials and inorganic chemical raw materials. Organic chemical raw materials: divided into alkanes and their derivatives, alkenes and their derivatives, alkynes and their derivatives, quinones, aldehydes, alcohols, ketones, phenols, ethers, anhydrides, esters, organic acids, carboxylates, carbohydrates, heterocyclics, nitriles, halogenated, aminoacyl, and other types; Inorganic chemical raw materials: chemical minerals containing sulfur, sodium, phosphorus, potassium, calcium, coal, petroleum, natural gas, air, water, etc. In addition, by-products and wastes from many industrial sectors are also raw materials for inorganic chemicals.

[0003] Some chemical raw materials need to be crushed by a crusher during the processing. The patent application number is "CN202321483522.2", and the patent name is "A chemical raw material crushing equipment". The larger chemical raw materials screened by the screening mechanism are crushed by a two-effect crushing mechanism, achieving more thorough crushing.

[0004] During the secondary crushing process, the chemical raw materials are crushed again by the cooperation between the crushing roller and the surface of the second screen. During the crushing process, the pressure exerted by the crushing roller on the chemical raw materials will be transmitted to the second screen, which will increase the workload of the second screen and increase the wear of the second screen, thus affecting the filtering effect of the chemical raw materials. Utility Model Content

[0005] The utility model aims to provide a chemical raw material crushing equipment, which can transport the screened chemical raw materials that are not completely crushed to a feed hopper through a vertical screw conveying mechanism, crush them again through a crushing roller and repeat the operation to improve the crushing effect.

[0006] In order to achieve the above-mentioned purpose, a chemical raw material crushing equipment is provided, comprising: an equipment shell, a chamber is provided inside the equipment shell, and the chamber penetrates the equipment shell downward, a screening mechanism is installed on the inner wall of the chamber, one end of the equipment shell is fixedly connected to a discharge hopper, and the discharge hopper is located at the upper end of the screening mechanism, the other end of the discharge hopper is fixedly connected to a vertical screw conveying mechanism, and the discharge hopper is communicated with the feed end of the vertical screw conveying mechanism, a feed port is provided in the middle of the upper end of the equipment shell, a feed hopper is fixedly connected to the middle of the upper end of the equipment shell, and the lower end opening of the feed hopper is communicated with the feed port, and two crushing rollers are rotatably connected in the feed hopper, and the two crushing rollers are mutually In coordination, one end of the feed hopper is fixedly connected with a first motor, and the output end of the first motor passes through the feed hopper, the output end of the first motor is fixedly connected to the rotating shaft of the crushing roller, one end of the rotating shaft of the two crushing rollers is fixedly connected with a gear, and the gears are meshed with each other, and the gear is far away from the first motor, the discharge end of the vertical screw conveying mechanism passes through the feed hopper and extends into the feed hopper, and the discharge end of the vertical screw conveying mechanism is located above the crushing roller, the middle part of the side end of the equipment shell is fixedly connected with a second motor, the outer end of the equipment shell is fixedly connected with a support frame, and the support frame is located at the lower end of the equipment shell, and the four corners of the lower end of the support frame are fixedly connected with support legs. The chemical raw materials that are not completely crushed after screening can be transported to the feed hopper through the vertical screw conveying mechanism, and crushed again by the crushing roller and repeated, thereby improving the crushing effect.

[0007] According to the chemical raw material crushing equipment, a dust discharge port is provided in the middle of one end of the equipment housing, and the dust discharge port is away from the discharge hopper and located above the discharge hopper, a dust suction fan is fixedly connected to one end of the equipment housing, and the dust suction fan is connected to the dust discharge port, and a dust removal bag is fixedly connected to the other end of the dust suction fan. The dust of the chemical raw materials raised in the chamber can be recovered to reduce the loss of chemical raw materials.

[0008] According to the chemical raw material crushing equipment, a partition net is installed in the ash discharge port to prevent the incompletely crushed chemical raw materials falling into the chamber from being sucked into the dust removal bag by the dust suction fan, thereby affecting the crushing effect of the chemical raw materials.

[0009] According to the chemical raw material crushing equipment, the screening mechanism includes a mounting frame, a spring, a fixed frame, a transmission shaft, a screen and a cam, the fixed frame is fixedly connected to the inner wall of the chamber, the spring is fixedly connected to the upper end of the fixed frame, and the springs are respectively located at the four corners of the fixed frame, the mounting frame is fixedly connected to the upper end of the spring, and the mounting frame is slidably connected to the inner wall of the chamber, the mounting frame is located at the bottom of the discharge hopper, the screen is fixedly connected to the inner wall of the mounting frame, the transmission shaft is located in the chamber, and the two ends of the transmission shaft are respectively rotatably connected to the inner wall of the chamber, the transmission shaft passes through the cam and is fixedly connected to the cam, and the cam is located between the mounting frame and the fixed frame, the upper end of the cam is fitted with the lower end of the mounting frame, the output end of the second motor passes through the equipment housing, and the output end of the second motor is fixedly connected to the transmission shaft. It is used to screen out chemical raw materials that have not been completely crushed, so as to facilitate the collection of the crushed chemical raw materials.

[0010] According to the chemical raw material crushing equipment, the cams are respectively located at both ends of the transmission shaft, so as to ensure that the vibration amplitude generated at each location of the installation frame is the same.

[0011] According to the chemical raw material crushing equipment, the mounting frame is placed obliquely, and one end of the mounting frame away from the discharge hopper is higher than the other end of the mounting frame, so that the chemical raw material fragments screened out can be transported by the vertical screw conveying mechanism through the discharge hopper for re-crushing.

[0012] The beneficial effects of the utility model are as follows: the crushed chemical raw materials are screened by the screening mechanism, the chemical raw materials that have not passed through the screen enter the discharge hopper, are sent into the feed hopper through the vertical screw conveying mechanism, are crushed again by the crushing roller, and the operation can be repeated to ensure the crushing effect of the chemical raw materials.

[0013] 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

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is a three-dimensional structural diagram of a chemical raw material crushing equipment of the utility model;

[0016] Figure 2 This is a three-dimensional structural diagram of a chemical raw material crushing equipment of the utility model;

[0017] Figure 3 This is a cross-sectional structural diagram of the equipment housing of a chemical raw material crushing equipment of the utility model;

[0018] Figure 4The utility model is a cross-sectional structural diagram of a screening mechanism of a chemical raw material crushing device.

[0019] Legend:

[0020] 1. Vertical screw conveying mechanism; 2. Feed hopper; 3. First motor; 4. Equipment housing; 5. Second motor; 6. Support frame; 7. Support legs; 8. Dust bag; 9. Dust suction fan; 10. Crushing roller; 11. Gear; 12. Discharge hopper; 13. Chamber; 14. Screening mechanism; 15. Ash discharge port; 16. Feed port; 17. Mounting frame; 18. Spring; 19. Fixed frame; 20. Drive shaft; 21. Screen; 22. Cam. DETAILED DESCRIPTION

[0021] 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.

[0022] Reference Figure 1-4 The utility model embodiment is a chemical raw material crushing equipment, which includes: an equipment shell 4, a chamber 13 is opened inside the equipment shell 4, and the chamber 13 penetrates the equipment shell 4 downward, a screening mechanism 14 is installed on the inner wall of the chamber 13, one end of the equipment shell 4 is fixedly connected to a discharge hopper 12, and the discharge hopper 12 is located at the upper end of the screening mechanism 14, the other end of the discharge hopper 12 is fixedly connected to a vertical screw conveying mechanism 1, and the discharge hopper 12 is connected to the feeding end of the vertical screw conveying mechanism 1, a feed port 16 is opened in the middle of the upper end of the equipment shell 4, a feed hopper 2 is fixedly connected to the middle of the upper end of the equipment shell 4, and the lower end opening of the feed hopper 2 is connected to the feed port 16, two crushing rollers 10 are rotatably connected in the feed hopper 2, and the two crushing rollers 10 are connected to the feed hopper 2. The rollers 10 cooperate with each other, one end of the feed hopper 2 is fixedly connected to the first motor 3, and the output end of the first motor 3 passes through the feed hopper 2, the output end of the first motor 3 is fixedly connected to the rotating shaft of the crushing roller 10, one end of the rotating shaft of the two crushing rollers 10 is fixedly connected to the gear 11, and the gears 11 are meshed with each other, the gear 11 is away from the first motor 3, the discharge end of the vertical screw conveying mechanism 1 passes through the feed hopper 2 and extends into the feed hopper 2, and the discharge end of the vertical screw conveying mechanism 1 is located above the crushing roller 10, the second motor 5 is fixedly connected to the middle of the side end of the equipment casing 4, the outer end of the equipment casing 4 is fixedly connected to the support frame 6, and the support frame 6 is located at the lower end of the equipment casing 4, and the four corners of the lower end of the support frame 6 are fixedly connected to support legs 7.

[0023] An ash discharge port 15 is provided in the middle of one end of the equipment housing 4, and the ash discharge port 15 is away from the discharge hopper 12 and located above the discharge hopper 12. A dust suction fan 9 is fixedly connected to one end of the equipment housing 4, and the dust suction fan 9 is connected to the ash discharge port 15. A dust removal bag 8 is fixedly connected to the other end of the dust suction fan 9.

[0024] A partition screen is installed in the ash discharge port 15 .

[0025] The screening mechanism 14 includes a mounting frame 17, a spring 18, a fixed frame 19, a transmission shaft 20, a screen 21 and a cam 22. The fixed frame 19 is fixedly connected to the inner wall of the chamber 13, the spring 18 is fixedly connected to the upper end of the fixed frame 19, and the spring 18 is respectively located at the four corners of the fixed frame 19, the mounting frame 17 is fixedly connected to the upper end of the spring 18, and the mounting frame 17 is slidably connected to the inner wall of the chamber 13, the mounting frame 17 is located at the bottom of the discharge hopper 12, the screen 21 is fixedly connected to the inner wall of the mounting frame 17, the transmission shaft 20 is located in the chamber 13, and the two ends of the transmission shaft 20 are respectively rotatably connected to the inner wall of the chamber 13, the transmission shaft 20 passes through the cam 22 and is fixedly connected to the cam 22, and the cam 22 is located between the mounting frame 17 and the fixed frame 19, the upper end of the cam 22 is fitted with the lower end of the mounting frame 17, the output end of the second motor 5 passes through the equipment housing 4, and the output end of the second motor 5 is fixedly connected to the transmission shaft 20.

[0026] The cams 22 are respectively located at two ends of the transmission shaft 20 .

[0027] The mounting frame 17 is placed obliquely, and one end of the mounting frame 17 away from the discharge hopper 12 is higher than the other end of the mounting frame 17 .

[0028] Working principle: When in use, put the chemical raw materials into the feed hopper 2, the first motor 3 drives the crushing roller 10 to rotate, and the two crushing rollers 10 are driven by the gear 11 to rotate relative to each other to crush the chemical raw materials. The crushed sliding raw materials fall on the surface of the screen 21, and the second motor 5 rotates the cam 22 through the transmission shaft 20, so that the mounting frame 17 drives the screen 21 to vibrate, and the completely crushed chemical raw materials pass through the screen 21 and leave the equipment. The chemical raw material dust floating in the chamber 13 is sucked into the dust bag 8 through the dust suction fan 9 for filtration. During the vibration of the screen 21, the sieved chemical raw materials are sent to the discharge hopper 12, and the chemical raw materials are sent to the top of the crushing roller 10 in the feed hopper 2 through the vertical screw conveying mechanism 1, so that the crushing roller 10 crushes it again. By repeating the above operations, the crushing effect of the chemical raw materials is guaranteed.

[0029] 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. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A chemical raw material crushing equipment, characterized in that: include: The device shell (4) comprises a chamber (13) formed inside the device shell (4), and the chamber (13) penetrates downwardly through the device shell (4), and a screening mechanism (14) is installed on the inner wall of the chamber (13), and one end of the device shell (4) is fixedly connected to a discharge hopper (12), and the discharge hopper (12) is located at the upper end of the screening mechanism (14), and the other end of the discharge hopper (12) is fixedly connected to a vertical screw conveying mechanism (1), and the discharge hopper (12) is connected to the feed end of the vertical screw conveying mechanism (1), and a feed port (16) is formed in the middle of the upper end of the device shell (4), and a feed hopper (2) is fixedly connected to the middle of the upper end of the device shell (4), and the lower end opening of the feed hopper (2) is connected to the feed port (16), and two crushing rollers (10) are rotatably connected to the feed hopper (2), and the two crushing rollers (10) cooperate with each other, and the feed hopper One end of the vertical screw conveying mechanism (1) is fixedly connected to a first motor (3), and the output end of the first motor (3) passes through the feed hopper (2), the output end of the first motor (3) is fixedly connected to the rotating shaft of the crushing roller (10), one end of the rotating shaft of the two crushing rollers (10) is fixedly connected to a gear (11), and the gears (11) are meshed with each other, and the gear (11) is away from the first motor (3), the discharge end of the vertical screw conveying mechanism (1) passes through the feed hopper (2) and extends into the feed hopper (2), and the discharge end of the vertical screw conveying mechanism (1) is located above the crushing roller (10), the middle part of the side end of the equipment housing (4) is fixedly connected to a second motor (5), the outer end of the equipment housing (4) is fixedly connected to a support frame (6), and the support frame (6) is located at the lower end of the equipment housing (4), and the four corners of the lower end of the support frame (6) are fixedly connected to support legs (7).

2. A chemical raw material crushing equipment according to claim 1, characterized in that: A dust discharge port (15) is provided in the middle of one end of the equipment housing (4), and the dust discharge port (15) is away from the discharge hopper (12) and is located above the discharge hopper (12). A dust suction fan (9) is fixedly connected to one end of the equipment housing (4), and the dust suction fan (9) is communicated with the dust discharge port (15). A dust removal bag (8) is fixedly connected to the other end of the dust suction fan (9).

3. A chemical raw material crushing equipment according to claim 2, characterized in that: A partition screen is installed in the ash discharge port (15).

4. The chemical raw material crushing equipment according to claim 1, characterized in that: The screening mechanism (14) comprises a mounting frame (17), a spring (18), a fixed frame (19), a transmission shaft (20), a screen (21) and a cam (22); the fixed frame (19) is fixedly connected to the inner wall of the chamber (13); the spring (18) is fixedly connected to the upper end of the fixed frame (19), and the spring (18) is respectively located at four corners of the fixed frame (19); the mounting frame (17) is fixedly connected to the upper end of the spring (18), and the mounting frame (17) is slidably connected to the inner wall of the chamber (13); the mounting frame (17) is located at the bottom of the discharge hopper (12); The screen (21) is fixedly connected to the inner wall of the mounting frame (17); the transmission shaft (20) is located in the chamber (13), and the two ends of the transmission shaft (20) are respectively rotatably connected to the inner wall of the chamber (13); the transmission shaft (20) passes through the cam (22) and is fixedly connected to the cam (22); the cam (22) is located between the mounting frame (17) and the fixed frame (19); the upper end of the cam (22) is in contact with the lower end of the mounting frame (17); the output end of the second motor (5) passes through the device housing (4), and the output end of the second motor (5) is fixedly connected to the transmission shaft (20).

5. A chemical raw material crushing equipment according to claim 4, characterized in that: The cams (22) are respectively located at two ends of the transmission shaft (20).

6. The chemical raw material crushing equipment according to claim 4, characterized in that: The installation frame (17) is placed obliquely, and one end of the installation frame (17) away from the discharge hopper (12) is higher than the other end of the installation frame (17).