Screening device for pulverizer

Abstract

The utility model relates to the technical field of screening devices, and discloses a screening device for a crusher, which comprises a main body mechanism, an extrusion mechanism is arranged at the top of the main body mechanism, and a screening mechanism is arranged at the bottom of the extrusion mechanism. According to the feeding device, the protective piles and the protective rods are arranged at the top of the top plate, so that an operator can be protected through the protective piles and the protective rods, the operator is prevented from generating danger during feeding, and the safety of the feeding device is improved; and a connecting shaft can be extruded through a first extrusion shaft and a second extrusion shaft in the extrusion mechanism, a reset spring is driven through the connecting shaft, a stress shaft can be driven through the reset spring, then a crushing disc can run, the materials are crushed, and therefore the stability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screening devices, in particular to a screening device for a pulverizer. Background Art

[0002] A crusher is a machine that crushes materials and is widely used in mining, smelting, building materials, roads, railways and other fields. During use, the crusher can crush the materials into particles of different sizes by applying external forces such as pressing, shearing, impacting and grinding to the materials.

[0003] According to the published patent with publication number CN214275475U, the present invention discloses a crusher material qualified screening device, comprising a body, a support leg provided at the lower end of the body, a feed port provided at the top of the body, a crushing wheel installed in the middle of the body, a defective product outlet provided below the body, a qualified product outlet provided below the defective product outlet, and telescopic rods provided in both the qualified product outlet and the defective product outlet, a telescopic spring extending through the middle of the telescopic rod, and a screen frame installed at the upper end of the telescopic rod. The device is provided with a first screen and a second screen, oversized materials are screened out through the first screen, and undersized particles are screened out through the second screen, so that qualified materials are discharged through the qualified product outlet, thereby screening out qualified materials, thereby increasing the practicality of the device, but there are the following problems:

[0004] Since the device is provided with a first screen and a second screen, oversized materials are screened out by the first screen, and then oversized particles are screened out by the second screen, so that qualified materials are discharged through the qualified product outlet, thereby screening out qualified materials, which increases the practicality of the device. Since the device is not convenient for setting up a protective mechanism, the operator may be injured when operating the device, thereby reducing the safety of the device. In addition, since the device distinguishes different material sizes through the screen, it is not convenient to improve the working efficiency of the device. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a screening device for a crusher.

[0006] The utility model is implemented by the following technical solutions: a screening device for a crusher, comprising a main body mechanism, a squeezing mechanism is provided on the top of the main body mechanism, and a screening mechanism is provided on the bottom of the squeezing mechanism;

[0007] The main body mechanism includes a bottom plate, the top of the bottom plate is fixedly connected to a connecting plate, the top of the connecting plate is fixedly connected to a pad, the top of the pad is fixedly connected to a support column, and the top of the support column is fixedly connected to a top plate.

[0008] As a further improvement of the above solution, the bottom of the base plate is fixedly connected to a first buffer shaft, the bottom of the first buffer shaft is sleeved with a second buffer shaft, the bottom of the second buffer shaft is fixedly connected to a buffer disk, and there are four first buffer shafts and four second buffer shafts.

[0009] As a further improvement of the above solution, the top plate of the top plate is fixedly connected to a protective pile, one side of the protective pile is fixedly connected to a protective rod, the top of the bottom plate is fixedly connected to a control panel, the top of the control panel is threadedly connected to a bolt, and the control panel is threadedly connected to the top of the bottom plate through the bolt.

[0010] As a further improvement of the above solution, the extrusion mechanism includes an extrusion plate, the top of the extrusion plate is fixedly connected to a motor, one side of the motor is fixedly connected to a first extrusion shaft, and one side of the first extrusion shaft is sleeved with a second extrusion shaft.

[0011] As a further improvement of the above solution, the surfaces of the first extrusion shaft and the second extrusion shaft are respectively sleeved with a first extrusion ring and a second extrusion ring, one side of the first extrusion ring is fixedly connected to a first extrusion rod, and one side of the first extrusion rod is sleeved with a second extrusion rod.

[0012] As a further improvement of the above scheme, the screening mechanism includes a screening tank, a screening plate is arranged in the screening tank, the screening plate is fixedly connected to the inner wall of the screening tank, the top of the screening plate is fixedly connected to a connecting plate, through holes are opened on both sides of the connecting plate, a force-bearing shaft is arranged at the through hole, one side of the force-bearing shaft is fixedly connected to a reset spring, and one side of the reset spring is fixedly connected to a connecting shaft.

[0013] As a further improvement of the above solution, the bottom of the connecting disk is fixedly connected to a stabilizing shaft, the bottom of the stabilizing shaft is fixedly connected to a stabilizing disk, the bottom of the stabilizing disk is fixedly connected to a first screening disk, the bottom of the first screening disk is fixedly connected to a first lifting shaft, the bottom of the first lifting shaft is sleeved with a second lifting shaft, and the bottom of the second lifting shaft is fixedly connected to a second screening disk.

[0014] As a further improvement of the above solution, a crushing disk is provided on one side of the connecting disk, through holes are provided on both sides of the screening tank, the connecting shaft is fixedly connected to the second extrusion shaft, the bottom of the screening tank is fixedly connected to the top of the connecting plate, a through hole is provided on the surface of the screening tank, and a through pipe is provided at the through hole.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The utility model can protect the operator by providing a protection pile and a protection rod on the top of the top plate, thereby preventing the operator from being in danger when feeding, thereby improving the safety of the device; through the provided pressurizing mechanism, the first extrusion shaft and the second extrusion shaft in the extrusion mechanism can squeeze the connecting shaft, and the connecting shaft can drive the reset spring, and the reset spring can drive the force-bearing shaft, thereby enabling the crushing disk to operate and crush the material, thereby improving the stability of the device; through the provided support column, the device can be prevented from shaking during operation, thereby affecting the normal operation of the device, thereby improving the reliability of the device; through the provided through pipe, the screened particles and materials can flow out through the through pipe to complete collection, thereby improving the portability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the main structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the screening mechanism structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the extrusion mechanism of the utility model;

[0021] Figure 5 For this utility model Figure 3 Enlarged structural diagram at point A in the middle.

[0022] Description of main symbols:

[0023] 1. Main body; 101. Bottom plate; 102. Connecting plate; 103. Support column; 104. Top plate; 105. First buffer shaft; 106. Second buffer shaft; 107. Protection pile; 108. Protection rod; 2. Extrusion mechanism; 201. Extrusion plate; 202. Motor; 203. First extrusion shaft; 204. Second extrusion shaft; 205. First extrusion ring; 206. Second extrusion ring; 3. Screening mechanism; 301. Screening tank; 302. Screening disc; 303. Connecting disc; 304. Force-bearing shaft; 305. Return spring; 306. Connecting shaft; 307. First screening disc; 308. Second screening disc; 309. Crushing disc; 310. Through pipe. DETAILED DESCRIPTION

[0024] Below, the present invention is further described in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.

[0025] Example:

[0026] Please combine Figure 1-5 , a screening device for a crusher of this embodiment includes a main body mechanism 1, the main body mechanism 1, the top of the main body mechanism 1 is provided with an extrusion mechanism 2, and the bottom of the extrusion mechanism 2 is provided with a screening mechanism 3;

[0027] The main body mechanism 1 includes a base plate 101 , the top of the base plate 101 is fixedly connected to a connecting plate 102 , the top of the connecting plate 102 is fixedly connected to a pad, the top of the pad is fixedly connected to a support column 103 , and the top of the support column 103 is fixedly connected to a top plate 104 .

[0028] The bottom of the bottom plate 101 is fixedly connected to a first buffer shaft 105 , the bottom of the first buffer shaft 105 is sleeved with a second buffer shaft 106 , the bottom of the second buffer shaft 106 is fixedly connected to a buffer disk, and there are four first buffer shafts 105 and four second buffer shafts 106 .

[0029] The top plate 104 is fixedly connected to a protective pile 107, one side of the protective pile 107 is fixedly connected to a protective rod 108, the top of the bottom plate 101 is fixedly connected to a control board, the top of the control board is threadedly connected to a bolt, and the control board is threadedly connected to the top of the bottom plate 101 through the bolt.

[0030] The extrusion mechanism 2 includes an extrusion plate 201 , a motor 202 is fixedly connected to the top of the extrusion plate 201 , a first extrusion shaft 203 is fixedly connected to one side of the motor 202 , and a second extrusion shaft 204 is sleeved on one side of the first extrusion shaft 203 .

[0031] The surfaces of the first extrusion shaft 203 and the second extrusion shaft 204 are respectively sleeved with a first extrusion ring 205 and a second extrusion ring 206 . One side of the first extrusion ring 205 is fixedly connected to the first extrusion rod, and one side of the first extrusion rod is sleeved with the second extrusion rod.

[0032] The screening mechanism 3 includes a screening tank 301, a screening plate 302 is arranged in the screening tank 301, the screening plate 302 is fixedly connected to the inner wall of the screening tank 301, the top of the screening plate 302 is fixedly connected to the connecting plate 303, through holes are provided on both sides of the connecting plate 303, a force-bearing shaft 304 is provided at the through hole, a return spring 305 is fixedly connected to one side of the force-bearing shaft 304, and a connecting shaft 306 is fixedly connected to one side of the return spring 305.

[0033] The bottom of the connecting disk 303 is fixedly connected to a stabilizing shaft, the bottom of the stabilizing shaft is fixedly connected to a stabilizing disk, the bottom of the stabilizing disk is fixedly connected to a first screening disk 307, the bottom of the first screening disk 307 is fixedly connected to a first lifting shaft, the bottom of the first lifting shaft is socketed with a second lifting shaft, and the bottom of the second lifting shaft is fixedly connected to a second screening disk 308.

[0034] A crushing disk 309 is provided on one side of the connecting disk 303, through holes are provided on both sides of the screening tank 301, the connecting shaft 306 is fixedly connected to the second extrusion shaft 204, the bottom of the screening tank 301 is fixedly connected to the top of the connecting plate 102, and a through hole is provided on the surface of the screening tank 301, and a through pipe 310 is provided at the through hole.

[0035] The implementation principle of one of the embodiments of the present application is: by starting the motor 202, the first extrusion shaft 203 and the second extrusion shaft 204 in the extrusion mechanism 2 can squeeze the connecting shaft 306, and the connecting shaft 306 can drive the reset spring 305, and the reset spring 305 can drive the force shaft 304, so that the crushing disk 309 can be operated, and the material can be crushed, and the first lifting shaft and the second lifting shaft can make the first screening disk 307 and the second screening disk 308 rise and fall, so as to screen the material, and the screened material and particles fall into the bottom of the screening tank 301 through the through hole opened on the second screening disk 308, so that the material can be collected through the through hole opened on the surface.

[0036] The above-mentioned embodiments are only preferred embodiments of the present invention and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and replacements made by technicians in this field on the basis of the present invention fall within the scope of protection required by the present invention.

Claims

1. A screening device for a pulverizer, characterized in that: It comprises a main body mechanism (1), wherein the top of the main body mechanism (1) is provided with an extrusion mechanism (2), and the bottom of the extrusion mechanism (2) is provided with a screening mechanism (3); The main body mechanism (1) comprises a bottom plate (101), the top of the bottom plate (101) is fixedly connected to a connecting plate (102), the top of the connecting plate (102) is fixedly connected to a pad, the top of the pad is fixedly connected to a support column (103), and the top of the support column (103) is fixedly connected to a top plate (104).

2. A screening device for a pulverizer according to claim 1, characterized in that: The bottom of the bottom plate (101) is fixedly connected to a first buffer shaft (105), the bottom of the first buffer shaft (105) is sleeved with a second buffer shaft (106), and the bottom of the second buffer shaft (106) is fixedly connected to a buffer disk. There are four first buffer shafts (105) and four second buffer shafts (106).

3. A screening device for a pulverizer according to claim 1, characterized in that: The top plate (104) of the top plate (104) is fixedly connected to a protection pile (107), one side of the protection pile (107) is fixedly connected to a protection rod (108), the top of the bottom plate (101) is fixedly connected to a control board, the top of the control board is threadedly connected to a bolt, and the control board is threadedly connected to the top of the bottom plate (101) through the bolt.

4. A screening device for a pulverizer according to claim 1, characterized in that: The extrusion mechanism (2) comprises an extrusion plate (201), the top of the extrusion plate (201) is fixedly connected to a motor (202), one side of the motor (202) is fixedly connected to a first extrusion shaft (203), and one side of the first extrusion shaft (203) is sleeved with a second extrusion shaft (204).

5. A screening device for a pulverizer according to claim 4, characterized in that: A first extrusion ring (205) and a second extrusion ring (206) are respectively sleeved on the surfaces of the first extrusion shaft (203) and the second extrusion shaft (204); one side of the first extrusion ring (205) is fixedly connected to a first extrusion rod; and one side of the first extrusion rod is sleeved with a second extrusion rod.

6. A screening device for a pulverizer according to claim 1, characterized in that: The screening mechanism (3) comprises a screening tank (301), wherein a screening disc (302) is provided in the screening tank (301), wherein the screening disc (302) is fixedly connected to the inner wall of the screening tank (301), wherein a connecting disc (303) is fixedly connected to the top of the screening disc (302), wherein through holes are provided on both sides of the connecting disc (303), wherein a force-bearing shaft (304) is provided at the through holes, wherein a return spring (305) is fixedly connected to one side of the force-bearing shaft (304), and wherein a connection shaft (306) is fixedly connected to one side of the return spring (305).

7. A screening device for a pulverizer according to claim 6, characterized in that: The bottom of the connecting disk (303) is fixedly connected to a stabilizing shaft, the bottom of the stabilizing shaft is fixedly connected to a stabilizing disk, the bottom of the stabilizing disk is fixedly connected to a first screening disk (307), the bottom of the first screening disk (307) is fixedly connected to a first lifting shaft, the bottom of the first lifting shaft is sleeved with a second lifting shaft, and the bottom of the second lifting shaft is fixedly connected to a second screening disk (308).

8. A screening device for a pulverizer according to claim 7, characterized in that: A crushing disk (309) is provided on one side of the connecting disk (303), through holes are provided on both sides of the screening tank (301), the connecting shaft (306) is fixedly connected to the second extrusion shaft (204), the bottom of the screening tank (301) is fixedly connected to the top of the connecting plate (102), a through hole is provided on the surface of the screening tank (301), and a through pipe (310) is provided at the through hole.

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