Crusher capable of preventing blockage

Abstract

The utility model discloses an anti-clogging pulverizer, which relates to the technical field of pulverizers, and comprises a pulverizing box, a pulverizing mechanism and a screen, the pulverizing mechanism extending to the outer side is arranged in the pulverizing box, the pulverizing mechanism comprises a pulverizing roller and a gear set, and the pulverizing roller is rotatably connected in the pulverizing box through a bearing. The anti-blocking mechanism is arranged, the supporting shaft and the cam block can rotate along with the smashing roller due to the fact that the supporting shaft is in linkage with the smashing roller through the second belt wheel set, the screen is rotationally connected with the smashing box through the rotating shaft, and the movable plate is elastically connected with the supporting plate through the reset spring. And in the process that the end, away from the supporting shaft, of the cam block makes contact with and is separated from the movable plate, the screen can deflect and shake with the rotating shaft as the axis, so that waste objects can be prevented from being accumulated and blocked on the screen, the screening efficiency of the waste objects can be improved, and the treatment efficiency of the waste objects is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pulverizers, in particular to a pulverizer capable of preventing blockage. Background Art

[0002] Waste materials are idle and discarded things that can be recycled as renewable resources. The materials of little value left over in the daily production and life process include: old, scrapped, second-hand, inventory, materials generated by production and life, such as waste paper, recycled plastics, etc. When recycling waste materials made of plastic, they need to be crushed using a shredder.

[0003] At present, when the existing pulverizer is in use, waste materials are fed into the pulverizing box from the feed port, and the pulverizing roller is driven to rotate by a driving motor, so that the pulverizing roller can realize the pulverizing operation of the waste materials. In this process, in order to ensure the pulverizing quality, a screen is generally used to screen the pulverized waste materials, and the waste materials that fail the screening are pulverized again. However, during the screening process, the waste materials are easily accumulated on the screen and cause blockage, which reduces the screening efficiency, thereby reducing the waste material processing efficiency. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a pulverizer that can prevent blockage, so as to solve the technical problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clogging-proof crusher, comprising a crushing box, a crushing mechanism and a screen, wherein the crushing box is provided with a crushing mechanism extending to the outside, the crushing mechanism comprises a crushing roller and a gear set, the crushing roller is rotatably connected to the inside of the crushing box through a bearing, the inside of the crushing box is located below the crushing roller and is rotatably connected to the screen, one side of the crushing box is provided with an anti-clogging mechanism connected to the screen, the anti-clogging mechanism consists of a support shaft, a cam block, a movable plate, a return spring, a support block, a rotating shaft and a second pulley group, the support shaft is rotatably connected to the side plate on one side of the crushing box through a bearing, the cam block is welded to the outer surface of the support shaft, the movable plate is welded to one side of the screen, the support block is welded to one side of the crushing box, and the return spring is welded between the movable plate and the support block.

[0006] Preferably, a rotating shaft is rotatably connected between the screen and the crushing box, and the movable plate and the support block form an elastic structure through a return spring.

[0007] Preferably, the outer surface of one of the pulverizing rollers and the outer surface of the support shaft are sleeved with a second pulley set, and the support shaft and the pulverizing roller form a transmission structure through the second pulley set.

[0008] Preferably, one end of the crushing box is rotatably connected to a rotating shaft via a bearing, and a driving motor connected to the rotating shaft via a coupling is installed on a mounting plate at one end of the crushing box, the rotating shaft and the outer surface of one of the crushing rollers are provided with a gear set, and the outer surfaces of the two crushing rollers are provided with a first pulley set.

[0009] Preferably, a first discharge opening is provided on one side of the crushing box, and a second discharge opening is provided on the other side of the crushing box.

[0010] Preferably, both sides of the crushing box are provided with an opening and closing mechanism, and the opening and closing mechanism is composed of a support plate, a baffle and an electric push rod.

[0011] Preferably, the support plate is welded to both sides of the crushing box, the baffle is rotatably connected to the inner side of the support plate via a pin shaft, and the electric push rod is rotatably connected between the support plate and the baffle via a hinge seat.

[0012] In summary, the utility model mainly has the following beneficial effects:

[0013] 1. In the process of screening waste materials, the existing crusher is easy to accumulate on the screen and cause blockage, which reduces the screening efficiency and thus reduces the processing efficiency of waste materials. The utility model is provided with an anti-blocking mechanism. Since the support shaft and a crushing roller are linked by the second pulley group, the support shaft and the cam block can rotate together with the crushing roller. Since the screen is rotatably connected to the crushing box by the rotating shaft, and the movable plate is elastically connected to the support plate by the return spring, the screen can be deflected and shaken with the rotating shaft as the axis during the contact and separation of the end of the cam block away from the support shaft with the movable plate, thereby preventing waste materials from accumulating and clogging on the screen, which is conducive to improving the screening efficiency of waste materials, thereby improving the processing efficiency of waste materials;

[0014] 2. The utility model is provided with an opening and closing mechanism. Since the baffle plate is rotatably connected to the support plate by a pin shaft, the electric push rod is rotatably connected to the support plate and the baffle plate by a hinge seat, so that when the electric push rod is working and contracting, the baffle plate can be deflected with the pin shaft as the axis, thereby facilitating the control of the opening of the first discharge port and the second discharge port, and then facilitating quantitative discharge, and at the same time preventing waste materials from splashing and causing waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the internal structure of the utility model;

[0016] Figure 2 It is a bottom cutaway view of the utility model;

[0017] Figure 3 It is the front view of the utility model.

[0018] In the figure: 1. crushing box; 2. crushing mechanism; 201. crushing roller; 202. gear set; 203. rotating shaft; 204. first pulley set; 205. driving motor; 3. screen; 4. anti-blocking mechanism; 401. supporting shaft; 402. cam block; 403. movable plate; 404. return spring; 405. supporting block; 406. rotating shaft; 407. second pulley set; 5. first discharge port; 6. second discharge port; 7. opening and closing mechanism; 701. supporting plate; 702. baffle; 703. electric push rod. DETAILED DESCRIPTION

[0019] 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. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0020] The following describes an embodiment of the utility model based on its overall structure.

[0021] A pulverizer that can prevent clogging, such as Figure 1 , Figure 2 and Figure 3 As shown, it includes a crushing box 1, a crushing mechanism 2 and a screen 3. The crushing box 1 is provided with a crushing mechanism 2 extending to the outside. The crushing mechanism 2 includes a crushing roller 201 and a gear set 202. The crushing roller 201 is rotatably connected to the inside of the crushing box 1 through a bearing. One end of the crushing box 1 is rotatably connected to a rotating shaft 203 through a bearing. A driving motor 205 connected to the rotating shaft 203 through a coupling is installed on a mounting plate at one end of the crushing box 1. The outer surfaces of the rotating shaft 203 and one of the crushing rollers 201 are sleeved with a gear set 202. The outer surfaces of the two crushing rollers 201 are sleeved with a first pulley set 204. After the waste is fed into the crushing box 1, the driving motor 205 is started. The driving motor 205 will drive the driven crushing roller 201 to rotate under the action of the gear set 202 and the first pulley set 204, so that the crushing operation of the waste can be achieved through the crushing roller 201, thereby facilitating the recycling of the waste.

[0022] See also Figure 1 , Figure 2 and Figure 3It can be seen that an opening and closing mechanism 7 is provided on both sides of the crushing box 1, and the opening and closing mechanism 7 is composed of a support plate 701, a baffle 702 and an electric push rod 703. The support plate 701 is welded and connected to both sides of the crushing box 1, and the baffle 702 is rotatably connected to the inner side of the support plate 701 through a pin shaft. The electric push rod 703 is rotatably connected between the support plate 701 and the baffle 702 through a hinge seat. When the electric push rod 703 works and retracts, the baffle 702 can be deflected with the pin shaft as the axis, so as to facilitate the control of the opening of the first discharge port 5 and the second discharge port 6, and then facilitate quantitative discharge, and at the same time prevent waste from splashing and causing waste.

[0023] See also Figure 1 and Figure 2 It can be seen that the interior of the crushing box 1 is rotatably connected to a screen 3 located below the crushing roller 201, through which the crushed waste materials are screened, and the waste materials that fail the screening are crushed again.

[0024] See also Figure 1 , Figure 2 and Figure 3 It can be seen that one side of the crushing box 1 is provided with an anti-blocking mechanism 4 connected to the screen 3, and the anti-blocking mechanism 4 is composed of a support shaft 401, a cam block 402, a movable plate 403, a return spring 404, a support block 405, a rotating shaft 406 and a second pulley group 407. The support shaft 401 is rotatably connected to the side plate of one side of the crushing box 1 through a bearing, the cam block 402 is welded to the outer surface of the support shaft 401, the movable plate 403 is welded to one side of the screen 3, the support block 405 is welded to one side of the crushing box 1, and the return spring 404 is welded to the outer surface of the support shaft 401. A rotating shaft 406 is rotatably connected between the movable plate 403 and the support block 405, and the movable plate 403 and the support block 405 form an elastic structure through a return spring 404. When the support shaft 401 rotates, during the process of the end of the cam block 402 away from the support shaft 401 contacting and separating from the movable plate 403, the screen 3 can deflect and shake with the rotating shaft 406 as the axis, thereby preventing waste from accumulating and clogging on the screen 3, which is beneficial to improving the screening efficiency of waste, thereby improving the processing efficiency of waste.

[0025] See also Figure 1 and Figure 2 It can be seen that a first discharge port 5 is provided on one side of the crushing box 1, and a second discharge port 6 is provided on the other side of the crushing box 1, so that unqualified waste materials can be discharged through the first discharge port 5, and qualified waste materials can be discharged through the second discharge port 6.

[0026] See also Figure 1 and Figure 3 It can be seen that the outer surface of the crushing roller 201 and the outer surface of the support shaft 401 are sleeved with a second pulley set 407, and the support shaft 401 and the crushing roller 201 form a transmission structure through the second pulley set 407. When the crushing roller 201 rotates, the support shaft 401 and the cam block 402 rotate together, which increases the convenience of use.

[0027] The working principle of the utility model is as follows: when the anti-clogging crusher is used, waste materials are fed into the crushing box 1 from the feed port, and at the same time, the driving motor 205 drives the driving crushing roller 201 to rotate under the action of the gear group 202 and the first pulley group 204, so that the crushing operation of the waste materials can be realized through the crushing roller 201, and at the same time, the crushed waste materials are screened through the screen 3, so that unqualified waste materials are discharged from the first discharge port 5, and qualified waste materials are discharged from the second discharge port 6. During this process, the support shaft 401 and the cam block 402 can rotate with the crushing roller 201. In the process of the end of the cam block 402 away from the support shaft 401 contacting and separating with the movable plate 403, the screen 3 is deflected and shaken with the rotating shaft 406 as the axis, thereby preventing the waste materials from accumulating and clogging on the screen 3. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0028] Although an embodiment of the utility model has been shown and described, this specific embodiment is merely an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contributions as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. A clogging-resistant pulverizer, comprising a pulverizing box (1), a pulverizing mechanism (2) and a screen (3), characterized in that: The crushing box (1) is provided with a crushing mechanism (2) extending to the outside, the crushing mechanism (2) comprising a crushing roller (201) and a gear set (202), the crushing roller (201) being rotatably connected to the inside of the crushing box (1) via a bearing, a screen (3) being rotatably connected to the inside of the crushing box (1) below the crushing roller (201), an anti-blocking mechanism (4) connected to the screen (3) being provided on one side of the crushing box (1), the anti-blocking mechanism (4) comprising a support shaft (401), a cam block (402), a movable plate (403) and a plurality of movable plates (404). The invention is composed of a return spring (404), a support block (405), a rotating shaft (406) and a second pulley group (407); the support shaft (401) is rotatably connected to the side plate of one side of the crushing box (1) through a bearing; the cam block (402) is welded to the outer surface of the support shaft (401); the movable plate (403) is welded to one side of the screen (3); the support block (405) is welded to one side of the crushing box (1); and the return spring (404) is welded between the movable plate (403) and the support block (405).

2. The anti-clogging pulverizer according to claim 1, characterized in that: A rotating shaft (406) is rotatably connected between the screen (3) and the crushing box (1), and the movable plate (403) and the supporting block (405) form an elastic structure via a return spring (404).

3. The anti-clogging pulverizer according to claim 1, characterized in that: A second pulley set (407) is sleeved on the outer surface of the crushing roller (201) and the outer surface of the support shaft (401), and the support shaft (401) and the crushing roller (201) form a transmission structure through the second pulley set (407).

4. The anti-clogging pulverizer according to claim 1, characterized in that: One end of the crushing box (1) is rotatably connected to a rotating shaft (203) via a bearing, a driving motor (205) connected to the rotating shaft (203) via a coupling is installed on a mounting plate at one end of the crushing box (1), a gear set (202) is sleeved on the outer surfaces of the rotating shaft (203) and one of the crushing rollers (201), and a first pulley set (204) is sleeved on the outer surfaces of the two crushing rollers (201).

5. The anti-clogging pulverizer according to claim 1, characterized in that: A first discharge opening (5) is provided on one side of the crushing box (1), and a second discharge opening (6) is provided on the other side of the crushing box (1).

6. The anti-clogging pulverizer according to claim 1, characterized in that: An opening and closing mechanism (7) is provided on both sides of the crushing box (1), and the opening and closing mechanism (7) is composed of a support plate (701), a baffle (702) and an electric push rod (703).

7. The anti-clogging pulverizer according to claim 6, characterized in that: The support plate (701) is welded to both sides of the crushing box (1), the baffle plate (702) is rotatably connected to the inner side of the support plate (701) via a pin shaft, and the electric push rod (703) is rotatably connected between the support plate (701) and the baffle plate (702) via a hinge seat.

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