Belt transmission protection device for jaw crusher

Abstract

The utility model relates to the technical field of engineering instruments, in particular to a belt transmission protection device for a jaw crusher, which comprises a mounting frame, a rotating disc is rotatably connected to the upper end of the mounting frame, a motor is fixedly connected to one end of the mounting frame, and a driving disc is fixedly connected to an output shaft of the motor; the protection mechanism is fixedly connected to the protection mechanism on one side of the mounting frame; wherein the protection mechanism comprises a dustproof shell fixedly connected to one side of the mounting frame, and the driving disc and the rotating disc are rotationally connected to the inner wall of the dustproof shell; according to the belt transmission protection device for the jaw crusher, under the action of the protection mechanism, the driving belt can be kept in a good contact state with the driving disc and the rotating disc, the guide disc and the driving belt can be in tight contact through the pulling force of the spring in cooperation with a force arm formed by the connecting rod, the stable operation of the belt is protected, and the service life of the jaw crusher is prolonged. And an auxiliary cleaning effect can be achieved on the belt.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering machinery, and particularly relates to a belt drive protection device for a jaw crusher. Background Technique

[0002] The jaw crusher consists of a moving jaw and a static jaw, and the crushing cavity is composed of two jaw plates. It is a crusher that simulates the movement of the two jaws of animals to complete the material crushing operation. It is widely used in the crushing of various ores and large pieces of materials in industries such as mine smelting, building materials, highways, railways, water conservancy, and chemical engineering. When the crusher is in use, belt drive is required.

[0003] After retrieval, in the prior art, there is an "overload protection device for a double-toggle jaw crusher", and the announcement number is "CN208373162U". This device improves the stability of equipment operation. However, after the crusher belt runs for a long time, it will be stretched and loosened, affecting the stable operation of the equipment.

[0004] Therefore, a belt drive protection device for a jaw crusher is proposed to solve the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a belt drive protection device for a jaw crusher to solve the above problems, and it improves the problem that the belt is loose after long-term use, affecting the stable operation of the equipment.

[0006] The utility model realizes the above purpose through the following technical solutions. A belt drive protection device for a jaw crusher includes: a mounting frame, a rotating disk is rotatably connected to the upper end of the mounting frame, a motor is fixedly connected to one end of the mounting frame, and a driving disk is fixedly connected to the output shaft of the motor; a protection mechanism, the protection mechanism is fixedly connected to the protection mechanism on one side of the mounting frame; wherein, the protection mechanism includes a dust-proof shell fixedly connected to one side of the mounting frame, the driving disk and the rotating disk are both rotatably connected to the inner wall of the dust-proof shell, a transmission belt is arranged inside the dust-proof shell, the transmission belt is sleeved on the surfaces of the driving disk and the rotating disk, an adjusting component is arranged on the surface of the dust-proof shell, the surface of the adjusting component extends into the dust-proof shell, and a cleaning component is arranged on the surface of the adjusting component.

[0007] Preferably, the adjusting component includes a rotating shaft rotatably connected to the inner wall of the dust-proof shell, one end of the rotating shaft penetrates to the outside of the dust-proof shell and is fixedly connected with a connecting rod, the other end of the connecting rod is rotatably connected with a rotating head, a spring is fixedly connected to the surface of the rotating head, and the lower end of the spring is fixedly connected with a threaded sleeve, so as to maintain a good traction effect through the spring.

[0008] Preferably, the cleaning component includes a rolling tube fixedly connected to the surface of a rotating shaft, the surface of the rolling tube is fixedly connected to a fixed rod, the other end of the fixed rod is fixedly connected to a rotating rod, the surface of the rotating rod is rotatably connected to a guide plate, the guide plate is in contact with the surface of a transmission belt, and the transmission belt will drive the guide plate to follow the movement when it moves.

[0009] Preferably, the inner wall of the threaded sleeve is threadedly connected with a threaded shaft, and the lower end of the threaded shaft is fixedly connected with a rotating seat, and the threaded shaft can play a guiding role for the spring auxiliary.

[0010] Preferably, a positioning plate is rotatably connected to the surface of the rotating seat, and the positioning plate is mounted on the surface of the dustproof shell. The positioning plate can also be rotatably arranged on the lower end inclined surface of the dustproof shell, and is appropriately adjusted according to the actual usage scenario.

[0011] Preferably, the opposite sides of the two fixed rods are rotatably connected with intermittent rotating blocks, and the surface of the guide plate is fixedly connected with a toggle block, so as to form a periodic motion effect.

[0012] Preferably, a fixed round rod is fixedly connected between the two intermittent rotating blocks, and a cleaning brush is fixedly connected to the surface of the fixed round rod, so that the cleaning brush has an auxiliary cleaning effect on the transmission belt.

[0013] The beneficial effects of the utility model are:

[0014] 1. The belt transmission protection device for the jaw crusher can keep the transmission belt in good contact with the driving plate and the rotating plate under the action of the protection mechanism. The device uses the tension of the spring and the force arm formed by the connecting rod to make the guide plate and the transmission belt in close contact, thereby protecting the belt from stable operation and providing auxiliary cleaning for the belt.

[0015] 2. By setting up a cleaning component, the belt can be cleaned under the action of the cleaning component. The device drives the guide plate to rotate through the rotating shaft, and at the same time, the toggle block will periodically toggle the intermittent rotating block to move, so that the intermittent rotating block drives the cleaning brush to move periodically through the fixed round rod, thereby protecting the stable operation of the transmission belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the dustproof shell of the utility model;

[0018] Figure 3 This is a schematic diagram of the protection mechanism structure of the utility model;

[0019] Figure 4Explosion structure schematic diagram of the adjustment component of the present utility model;

[0020] Figure 5 Partial structure schematic diagram of the cleaning component of the present utility model.

[0021] In the figure: 1. Mounting frame; 11. Rotating disk; 2. Motor; 21. Driving disk; 3. Protection mechanism; 31. Adjustment component; 311. Rotating shaft; 312. Connecting rod; 313. Rotating head; 314. Spring; 315. Threaded sleeve; 316. Threaded shaft; 317. Rotating seat; 318. Positioning plate; 32. Cleaning component; 321. Rolling tube; 322. Fixed rod; 323. Rotating rod; 324. Guide disk; 325. Poking block; 326. Intermittent rotating block; 327. Fixed round rod; 328. Cleaning brush; 33. Dust-proof shell; 331. Transmission belt. Specific implementation manner

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] During specific implementation: As Figures 1-5 shown, a belt drive protection device for a jaw crusher includes: a mounting frame 1, a rotating disk 11 is rotatably connected to the upper end of the mounting frame 1, a motor 2 is fixedly connected to one end of the mounting frame 1, and a driving disk 21 is fixedly connected to the output shaft of the motor 2; a protection mechanism 3, the protection mechanism 3 is fixedly connected to the protection mechanism 3 on one side of the mounting frame 1; wherein, the protection mechanism 3 includes a dust-proof shell 33 fixedly connected to one side of the mounting frame 1, both the driving disk 21 and the rotating disk 11 are rotatably connected to the inner wall of the dust-proof shell 33, a transmission belt 331 is arranged inside the dust-proof shell 33, the transmission belt 331 is sleeved on the surfaces of the driving disk 21 and the rotating disk 11, an adjustment component 31 is arranged on the surface of the dust-proof shell 33, the surface of the adjustment component 31 extends into the dust-proof shell 33, and a cleaning component 32 is arranged on the surface of the adjustment component 31;

[0024] As Figure 2 、 Figure 3 and Figure 4As shown, the adjustment assembly 31 includes a rotating shaft 311 rotatably connected to the inner wall of the dustproof shell 33, one end of the rotating shaft 311 passes through the outside of the dustproof shell 33 and is fixedly connected to a connecting rod 312, the other end of the connecting rod 312 is rotatably connected to a rotating head 313, the surface of the rotating head 313 is fixedly connected to a spring 314, the lower end of the spring 314 is fixedly connected to a threaded sleeve 315, the inner wall of the threaded sleeve 315 is threadedly connected to a threaded shaft 316, the lower end of the threaded shaft 316 is fixedly connected to a rotating seat 317, and the surface of the rotating seat 317 is rotatably connected to The positioning plate 318 is installed on the surface of the dustproof shell 33; the device can manually rotate the rotating seat 317 to drive the threaded shaft 316 to move, and the threaded shaft 316 will drive the threaded sleeve 315 to move linearly along the surface of the threaded shaft 316. When the threaded sleeve 315 moves, the lower end of the spring 314 is pulled to move, and the upper end of the spring 314 will drive the rotating head 313 to move downward under the action of elastic potential energy. At this time, the rotating head 313 drives the rotating shaft 311 to be angularly offset through the connecting rod 312;

[0025] like Figure 2 , Figure 3 and Figure 5 As shown, the cleaning assembly 32 includes a rolling tube 321 fixedly connected to the surface of the rotating shaft 311, a fixed rod 322 is fixedly connected to the surface of the rolling tube 321, a rotating rod 323 is fixedly connected to the other end of the fixed rod 322, a guide plate 324 is rotatably connected to the surface of the rotating rod 323, the guide plate 324 contacts the surface of the transmission belt 331, the opposite sides of the two fixed rods 322 are rotatably connected to intermittent rotating blocks 326, the surface of the guide plate 324 is fixedly connected to a toggle block 325, a fixed round rod 327 is fixedly connected between the two intermittent rotating blocks 326, and a cleaning brush 328 is fixedly connected to the surface of the fixed round rod 327;

[0026] When the angle of the rotating shaft 311 is deflected, the rolling tube 321 is driven to rotate accordingly. At this time, the rotating rod 323 is driven to deviate accordingly through the fixed rod 322. The rotating rod 323 drives the guide plate 324 to contact with the transmission belt 331, and maintains a good contact effect between the transmission belt 331, the active disk 21 and the rotating disk 11. When the transmission belt 331 is running, the guide plate 324 is driven to rotate synchronously. At this time, when the guide plate 324 rotates, the toggle block 325 is driven to move accordingly. At the same time, when the toggle block 325 rotates, the intermittent rotating block 326 is periodically toggled to rotate. At this time, when the intermittent rotating block 326 rotates in stages, the cleaning brush 328 is driven to deviate through the fixed round rod 327. The cleaning brush 328 can assist in cleaning the transmission belt 331.

[0027] When the utility model is in use, manually rotating the rotating seat 317 drives the threaded shaft 316 to rotate, so that the threaded sleeve 315 moves linearly along the surface of the threaded shaft 316, and the threaded sleeve 315 moves through the spring 314 to drive the rotating head 313 to follow the movement, and the rotating head 313 drives the rotating shaft 311 to offset the angle through the connecting rod 312, and the rolling tube 321 is driven to rotate through the rotating shaft 311, and the fixed rod 322 drives the guide plate 324 to contact the transmission belt 331 through the rotating rod 323, and the transmission belt 331 drives the guide plate 324 to rotate synchronously when the transmission belt 331 is running, and the rotation of the guide plate 324 drives the toggle block 325 to follow the movement, and when the toggle block 325 rotates, the intermittent rotating block 326 is periodically toggled to rotate, and when the intermittent rotating block 326 rotates in stages, the cleaning brush 328 is driven to offset through the fixed round rod 327, and the cleaning brush 328 assists in the cleaning effect of the transmission belt 331.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A belt drive protection device for a jaw crusher, characterized in that: include: A mounting frame (1), the upper end of the mounting frame (1) being rotatably connected to a rotating disk (11), one end of the mounting frame (1) being fixedly connected to a motor (2), and the output shaft of the motor (2) being fixedly connected to a driving disk (21); A protection mechanism (3), wherein the protection mechanism (3) is fixedly connected to a protection mechanism (3) on one side of the mounting frame (1); The protection mechanism (3) comprises a dust cover (33) fixedly connected to one side of the mounting frame (1); the active disk (21) and the rotating disk (11) are both rotatably connected to the inner wall of the dust cover (33); a transmission belt (331) is arranged inside the dust cover (33); the transmission belt (331) is sleeved on the surfaces of the active disk (21) and the rotating disk (11); an adjustment component (31) is arranged on the surface of the dust cover (33); the surface of the adjustment component (31) extends to the inside of the dust cover (33); and a cleaning component (32) is arranged on the surface of the adjustment component (31).

2. The belt transmission protection device for a jaw crusher according to claim 1, characterized in that: The adjustment assembly (31) comprises a rotating shaft (311) rotatably connected to the inner wall of the dustproof shell (33); one end of the rotating shaft (311) passes through the outside of the dustproof shell (33) and is fixedly connected to a connecting rod (312); the other end of the connecting rod (312) is rotatably connected to a rotating head (313); a spring (314) is fixedly connected to the surface of the rotating head (313); and a threaded sleeve (315) is fixedly connected to the lower end of the spring (314).

3. The belt transmission protection device for a jaw crusher according to claim 2, characterized in that: The cleaning assembly (32) comprises a rolling tube (321) fixedly connected to the surface of a rotating shaft (311); a fixed rod (322) is fixedly connected to the surface of the rolling tube (321); the other end of the fixed rod (322) is fixedly connected to a rotating rod (323); the surface of the rotating rod (323) is rotatably connected to a guide plate (324); the guide plate (324) is in contact with the surface of a transmission belt (331).

4. The belt transmission protection device for a jaw crusher according to claim 2, characterized in that: The inner wall of the threaded sleeve (315) is threadedly connected to a threaded shaft (316), and the lower end of the threaded shaft (316) is fixedly connected to a rotating seat (317).

5. The belt transmission protection device for a jaw crusher according to claim 4, characterized in that: The surface of the rotating seat (317) is rotatably connected to a positioning plate (318), and the positioning plate (318) is mounted on the surface of the dustproof shell (33).

6. The belt transmission protection device for a jaw crusher according to claim 3, characterized in that: The opposite sides of the two fixed rods (322) are rotatably connected with intermittent rotating blocks (326), and the surface of the guide plate (324) is fixedly connected with a toggle block (325).

7. The belt transmission protection device for a jaw crusher according to claim 6, characterized in that: A fixed round rod (327) is fixedly connected between the two intermittent rotating blocks (326), and a cleaning brush (328) is fixedly connected to the surface of the fixed round rod (327).

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