Slag powder production pulverizer with noise reduction structure

Abstract

The utility model relates to the technical field of crushers, and provides a slag powder production crusher with a noise reduction structure, which comprises a crusher body and a crushing cavity, and the crushing cavity is arranged in the crusher body. The screening structure is arranged, only part of slag powder can be filtered out through the screening holes, if the size of the slag powder is large, the slag powder cannot be discharged and can be crushed again in the crushing cavity, and the slag powder can be filtered out until the size of the slag powder meets the requirement, so that the quality of the discharged slag powder can be guaranteed, and the service life of the slag powder is prolonged. The clamping block and the machine body form a clamping structure through the clamping groove, and the connecting plate can be replaced through the clamping groove and the clamping block, so that the hole diameter of the screening hole can be changed, the size of the discharged slag powder can be conveniently adjusted, and the device has the functions of conveniently screening and adjusting the screening hole diameter; and the applicability and the working efficiency of the crusher with the noise reduction structure for slag powder production during use are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of crushers, in particular to a crusher for producing slag powder with a noise reduction structure. Background Art

[0002] Slag is a waste produced in the process of metallurgy and coal industry, and its large amount of production has brought great trouble to the environment. In order to reduce the impact of slag on the environment and effectively utilize resources, slag powder production technology has emerged. The crusher is one of the key equipment for producing slag powder, and a lot of noise will be generated during the crushing process. Therefore, it is necessary to design a crusher for slag powder production with a noise reduction structure;

[0003] To this end, the patent with publication number CN208230039U discloses a grass crusher for paper towel production. The utility model includes a crusher shell, the crusher shell is provided with a feed port, a central shaft is installed inside the crusher shell, the central shaft is connected to a driving device, a crushing cutter head is provided at the end of the central shaft, a spiral feeding sleeve is provided on the central shaft above the crushing cutter head, and a discharge pipe is provided at the bottom of the shell. The utility model can effectively prevent the entanglement of grass during crushing and the resulting equipment blockage, and the operation is stable and reliable;

[0004] Although the above-mentioned forage crusher can effectively prevent entanglement and equipment blockage during the forage crushing process, the crushed materials will be of different sizes, affecting the quality of the materials. Therefore, it is necessary to design a slag powder production crusher with screening function to only screen out slag powder that meets the requirements. Utility Model Content

[0005] The utility model aims to provide a pulverizer for producing slag powder with a noise reduction structure, so as to solve the defect that the materials after pulverization by the existing grass pulverizer are of different sizes, thus affecting the quality of the materials.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a pulverizer for slag powder production with a noise reduction structure, comprising a machine body and a pulverizing chamber;

[0007] A crushing chamber is provided inside the machine body, and a crushing structure is provided inside the crushing chamber;

[0008] A noise reduction mechanism is arranged on the outside of the crushing chamber inside the machine body, a driving motor is installed on the outer wall of one side of the machine body, a screening structure is arranged at the bottom end of the crushing chamber inside the machine body, the screening structure comprises a clamping groove, a clamping block, a connecting plate and screening holes, the clamping groove is evenly arranged at the bottom end of the crushing chamber inside the machine body, a clamping block is arranged inside the clamping groove, a connecting plate is fixed on the top end of the clamping block, and screening holes are evenly arranged inside the connecting plate;

[0009] The top of the machine body is provided with a feeding port, the bottom of the machine body is provided with a discharging port, and legs are fixed on both sides of the bottom of the machine body.

[0010] Preferably, the crushing structure includes a driving shaft, a connecting ring, a connecting rod and a crushing hammer, wherein the driving shaft is arranged inside the crushing chamber, the connecting ring is evenly sleeved on the outer wall of the driving shaft, the connecting rod is evenly arranged on the outer side of the connecting ring, the crushing hammer is fixed on one end of the connecting rod away from the connecting ring, and the outer walls on both sides of the connecting rod are fixed with reinforcing blocks. The device has the functions of crushing slag and buffering protection.

[0011] Preferably, one end of the drive shaft extends to the outside of the machine body and is fixedly connected to the output end of the drive motor, and the other end of the drive shaft extends to the inside of the machine body and is rotatably connected to the machine body. The rotation of the drive shaft drives the connecting rod and the crushing hammer to rotate through the connecting ring, and the crushing hammer collides with the slag when rotating.

[0012] Preferably, the connecting ring and the connecting rod are hingedly connected, the crushing hammers are evenly spaced outside the connecting ring, and the top of the reinforcing block is fixedly connected to the bottom of the crushing hammer. The connecting ring and the crushing hammer are hinged to each other, which can reduce the impact between the crushing hammer and the driving shaft, and prevent the crushing hammer from being damaged due to excessive force when crushing slag.

[0013] Preferably, the noise reduction mechanism includes a cavity, a noise reduction layer and a shock-absorbing layer, wherein the cavity is opened outside the crushing cavity inside the machine body, a noise reduction layer is arranged inside the cavity, and a shock-absorbing layer is arranged outside the noise reduction layer, so that the device has the function of noise reduction and shockproof.

[0014] Preferably, the noise reduction layer is actually sound insulation cotton, and the shock absorption layer is actually a shock absorption pad. The noise reduction layer can absorb the energy of noise and reduce the propagation distance of noise, and the shock absorption layer can effectively reduce the vibration transmission of machinery and equipment or structures.

[0015] Preferably, the clamping block and the body form a clamping structure through a clamping groove, and the screening holes are evenly spaced inside the connecting plate. The clamping block and the body form a clamping structure through a clamping groove, and the connecting plate can be replaced through the clamping groove and the clamping block, so that the aperture size of the screening holes can be changed.

[0016] The utility model provides a pulverizer for slag powder production with a noise reduction structure, which has the advantages of:

[0017] By providing a screening structure, the slag will pass through the screening holes to the discharging port after being crushed inside the crushing chamber and be discharged. The screening holes can only filter out part of the slag powder. If the size of the slag powder is large, it cannot be discharged and will be crushed again inside the crushing chamber until its size meets the requirements before it is filtered out. In this way, the quality of the discharged slag powder can be guaranteed. The clamping block and the machine body form a clamping structure through the clamping groove. The connecting plate can be replaced through the clamping groove and the clamping block, so that the aperture size of the screening hole can be changed, which is convenient for adjusting the size of the discharged slag powder. The device has the function of facilitating screening and adjusting the screening aperture, and improves the applicability and working efficiency of the slag powder production crusher with a noise reduction structure when in use.

[0018] By providing a crushing structure, starting the driving motor, the rotation of the driving motor will drive the driving shaft to rotate, and the rotation of the driving shaft will drive the connecting rod and the crushing hammer to rotate through the connecting ring. The crushing hammer will collide with the slag when rotating. If the slag is crushed at one time, the crushing hammer will continue to rotate to crush other slag. If the slag is not crushed after being hit, the slag will be clamped between two adjacent crushing hammers until the slag is crushed by the crushing hammer. The connecting ring and the crushing hammer are hinged to each other, which can reduce the impact between the crushing hammer and the driving shaft, and avoid the crushing hammer from being damaged due to excessive force when crushing the slag. The device has the functions of crushing slag and buffering protection, and improves the working efficiency of the crusher for slag powder production with a noise reduction structure when in use and the service life of the machine;

[0019] By providing a noise reduction mechanism, the noise reduction layer is a sound insulation cotton that can absorb the energy of noise, reduce the propagation distance of noise, and effectively control echo and reflection, reduce the rebound and aggregation of noise. The shock-absorbing layer is a shock-absorbing pad that can effectively reduce the vibration transmission of machinery or structures. The elastic properties of the shock-absorbing pad can absorb and disperse the vibration energy and reduce its transmission, thereby realizing the function of noise reduction and shockproof of the device, and improving the comfort of the slag powder production crusher with a noise reduction structure when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0021] Figure 2 It is a side cross-sectional structural schematic diagram of the utility model;

[0022] Figure 3 For the utility model Figure 2 A is a schematic diagram of the enlarged structure;

[0023] Figure 4 It is a schematic diagram of the top view structure of the utility model;

[0024] Figure 5 It is a schematic diagram of a partial three-dimensional structure of the screening structure of the utility model.

[0025] Explanation of the reference numerals in the figure: 1. Machine body; 2. Crushing chamber; 3. Crushing structure; 301. Drive shaft; 302. Connecting ring; 303. Connecting rod; 304. Crushing hammer; 305. Reinforcement block; 4. Feeding port; 5. Noise reduction mechanism; 501. Cavity; 502. Noise reduction layer; 503. Shock absorption layer; 6. Driving motor; 7. Screening structure; 701. Snap-in groove; 702. Snap-in block; 703. Connecting plate; 704. Screening hole; 8. Discharge port; 9. Support leg. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 5 The utility model provides a pulverizer for producing slag powder with a noise reduction structure, which includes a machine body 1 and a pulverizing chamber 2.

[0028] Refer to the attached Figure 1-Figure 2 , Figure 4-Figure 5 A crushing chamber 2 is provided inside the body 1, and a crushing structure 3 is provided inside the crushing chamber 2. The crushing structure 3 includes a driving shaft 301, a connecting ring 302, a connecting rod 303 and a crushing hammer 304. The driving shaft 301 is provided inside the crushing chamber 2, and the connecting ring 302 is evenly sleeved on the outer wall of the driving shaft 301, and the connecting rod 303 is evenly provided on the outer side of the connecting ring 302. The crushing hammer 304 is fixed at one end of the connecting rod 303 away from the connecting ring 302, and reinforcement blocks 305 are fixed on the outer walls on both sides of the connecting rod 303. One end of the driving shaft 301 extends to the outside of the body 1 and is fixedly connected to the output end of the driving motor 6, and the other end of the driving shaft 301 extends to the inside of the body 1 and is designed to be rotatably connected to the body 1. The connecting ring 302 and the connecting rod 303 are designed to be hingedly connected. The crushing hammers 304 are evenly distributed on the outer side of the connecting ring 302, and the top of the reinforcement block 305 is fixedly connected to the bottom end of the crushing hammer 304.

[0029] An external power supply is connected to start the driving motor 6. The rotation of the driving motor 6 will drive the driving shaft 301 to rotate. The rotation of the driving shaft 301 will drive the connecting rod 303 and the crushing hammer 304 to rotate through the connecting ring 302. The crushing hammer 304 will collide with the slag when rotating. If the slag is crushed at one time, the crushing hammer 304 will continue to rotate to crush other slag. If the slag is not crushed after being hit, the slag will be clamped between two adjacent crushing hammers 304 until the slag is crushed by the crushing hammer 304. The connecting ring 302 and the crushing hammer 304 are hinged to each other, which can reduce the impact between the crushing hammer 304 and the driving shaft 301, and avoid the crushing hammer 304 being damaged due to excessive force when crushing the slag.

[0030] Refer to the attached Figure 1-Figure 2 A noise reduction mechanism 5 is arranged on the outside of the crushing chamber 2 inside the machine body 1. The noise reduction mechanism 5 includes a cavity 501, a noise reduction layer 502 and a shock-absorbing layer 503. The cavity 501 is opened on the outside of the crushing chamber 2 inside the machine body 1. The noise reduction layer 502 is arranged inside the cavity 501. The shock-absorbing layer 503 is arranged on the outside of the noise reduction layer 502. The noise reduction layer 502 is actually sound insulation cotton. The shock-absorbing layer 503 is actually a shock-absorbing pad. A driving motor 6 is installed on the outer wall of one side of the machine body 1.

[0031] The noise reduction layer 502 is sound insulation cotton, which can absorb the energy of noise, reduce the propagation distance of noise, and effectively control echo and reflection, reduce the rebound and aggregation of noise. The shock-absorbing layer 503 is a shock-absorbing pad, which can effectively reduce the vibration transmission of machinery or structures. The elastic properties of the shock-absorbing pad can absorb and disperse vibration energy and reduce its transmission.

[0032] Refer to the attached Figure 1-Figure 4 A screening structure 7 is provided at the bottom end of the crushing chamber 2 inside the body 1, and the screening structure 7 includes a clamping groove 701, a clamping block 702, a connecting plate 703 and screening holes 704. The clamping groove 701 is evenly opened at the bottom end of the crushing chamber 2 inside the body 1, and the inside of the clamping groove 701 is provided with a clamping block 702, and the top of the clamping block 702 is fixed with a connecting plate 703, and the inside of the connecting plate 703 is evenly provided with screening holes 704. The clamping block 702 and the body 1 form a clamping structure through the clamping groove 701, and the screening holes 704 are evenly distributed inside the connecting plate 703. A feeding port 4 is provided at the top of the body 1, and a discharging port 8 is provided at the bottom of the body 1. Support legs 9 are fixed on both sides of the bottom of the body 1.

[0033] After being crushed inside the crushing chamber 2, the slag will pass through the screening hole 704 to reach the discharge port 8 and be discharged. The screening hole 704 can only filter out part of the slag powder. If the size of the slag powder is large, it cannot be discharged and will be crushed again inside the crushing chamber 2 until its size meets the requirements and it will be filtered out. This can ensure the quality of the discharged slag powder, and the clamping block 702 and the body 1 form a clamping structure through the clamping groove 701. The connecting plate 703 can be replaced through the clamping groove 701 and the clamping block 702, so that the aperture size of the screening hole 704 can be changed, which is convenient for adjusting the size of the discharged slag powder.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A pulverizer for producing slag powder with a noise reduction structure, comprising a machine body (1) and a pulverizing chamber (2); Features: A crushing chamber (2) is provided inside the machine body (1), and a crushing structure (3) is provided inside the crushing chamber (2); A noise reduction mechanism (5) is arranged on the outside of the crushing chamber (2) inside the machine body (1); a driving motor (6) is installed on the outer wall of one side of the machine body (1); a screening structure (7) is arranged at the bottom end of the crushing chamber (2) inside the machine body (1); the screening structure (7) comprises a clamping groove (701), a clamping block (702), a connecting plate (703) and screening holes (704); the clamping groove (701) is evenly arranged at the bottom end of the crushing chamber (2) inside the machine body (1); a clamping block (702) is arranged inside the clamping groove (701); a connecting plate (703) is fixed to the top end of each clamping block (702); and screening holes (704) are evenly arranged inside the connecting plate (703); The top end of the machine body (1) is provided with a feeding port (4), the bottom end of the machine body (1) is provided with a discharging port (8), and legs (9) are fixed on both sides of the bottom end of the machine body (1).

2. The pulverizer for producing slag powder with a noise reduction structure according to claim 1, characterized in that: The crushing structure (3) comprises a driving shaft (301), a connecting ring (302), a connecting rod (303) and a crushing hammer (304); the driving shaft (301) is arranged inside the crushing chamber (2); the connecting ring (302) is evenly sleeved on the outer wall of the driving shaft (301); the connecting rod (303) is evenly arranged on the outer side of the connecting ring (302); the crushing hammer (304) is fixed to one end of the connecting rod (303) away from the connecting ring (302); and reinforcing blocks (305) are fixed to the outer walls on both sides of the connecting rod (303).

3. The pulverizer for producing slag powder with a noise reduction structure according to claim 2, characterized in that: One end of the drive shaft (301) extends to the outside of the machine body (1) and is fixedly connected to the output end of the drive motor (6), and the other end of the drive shaft (301) extends to the inside of the machine body (1) and is rotatably connected to the machine body (1).

4. The pulverizer for producing slag powder with a noise reduction structure according to claim 2, characterized in that: The connecting ring (302) and the connecting rod (303) are designed to be hingedly connected, the crushing hammers (304) are distributed at equal intervals on the outside of the connecting ring (302), and the top end of the reinforcing block (305) and the bottom end of the crushing hammers (304) are fixedly connected.

5. The pulverizer for producing slag powder with a noise reduction structure according to claim 1, characterized in that: The noise reduction mechanism (5) comprises a cavity (501), a noise reduction layer (502) and a shock-absorbing layer (503); the cavity (501) is opened on the outside of a crushing cavity (2) inside the machine body (1); the noise reduction layer (502) is arranged inside the cavity (501); and the shock-absorbing layer (503) is arranged on the outside of the noise reduction layer (502).

6. The pulverizer for producing slag powder with a noise reduction structure according to claim 5, characterized in that: The noise reduction layer (502) is actually sound insulation cotton, and the shock absorption layer (503) is actually a shock absorption pad.

7. The pulverizer for producing slag powder with a noise reduction structure according to claim 1, characterized in that: The clamping block (702) and the machine body (1) form a clamping structure through the clamping groove (701), and the screening holes (704) are distributed at equal intervals inside the connecting plate (703).

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