Efficient horizontal crusher

Abstract

A crushing cavity is formed in a machine shell, a crushing device is arranged in the crushing cavity, a main shaft penetrates through the interior of the machine shell, the outer end of the main shaft is in power connection with a power source, the inner end of the main shaft is in power connection with the crushing device, and the power source drives the crushing device to rotate through the main shaft to crush materials. A cylindrical screen is arranged on the periphery of the outer side, in the rotating direction of the smashing device, of the smashing cavity, smashed materials move to the position near the screen through centrifugal force of the smashing device, part of the smashed materials can be stacked in the screen, the screen is rotationally connected with the machine shell, and a rotating power device is in power connection with one side of the screen and is in power connection with the screen. The rotary power device can drive the screen to rotate, the separation chamber is arranged between the outer side of the screen and the machine shell, and qualified crushed materials can be rapidly thrown into the separation chamber and discharged from the discharging port in the rotating process of the screen, so that accumulation of the materials in the screen is reduced, the over-crushing phenomenon of the materials is avoided, and the crushing efficiency of the crusher is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pulverizers, in particular to a high-efficiency horizontal pulverizer. Background Art

[0002] A crusher is a commonly used device for crushing materials. Currently, most traditional crushers on the market are horizontal crushers.

[0003] Chinese patent CN206152932U discloses a claw-type feed grinder, which includes a frame, a grinding chamber, a feed hopper, a discharge hopper, and a motor. The motor is arranged below the frame, a motor pulley is arranged at the output end of the motor, the grinding chamber is arranged above the frame, and the grinding chamber includes a casing, the casing is fixed on the frame, a fixed toothed disc is arranged on one side of the casing, a rotor disc is arranged on the opposite side of the fixed toothed disc in the casing, flat teeth and square teeth are arranged on the side of the rotor disc facing the fixed toothed disc, a main shaft is connected to the other side of the rotor disc, the main shaft extends outside the casing, a grinder pulley is connected to the outer end of the main shaft, the grinder pulley is connected to the motor pulley via a V-belt, a grinding chamber door is arranged on the side of the casing, the feed hopper is arranged at the entrance of the grinding chamber door, a screen ring surrounding the fixed toothed disc and the rotor disc is also arranged in the casing, and the discharge hopper is arranged below the screen ring.

[0004] The material is fed into the grinding chamber through the feed hopper. Under the impact of the high-speed rotating flat teeth and square teeth, the material rubs and collides with the rotor disk, the fixed tooth disk and the screen ring, and is quickly broken into fine powder. Under the action of centrifugal force, the fine powder with qualified particle size falls into the discharge hopper through the screen ring, so that the fine powder with qualified particle size can be turned out in time, effectively avoiding over-crushing, and solving the problems of high power consumption and low working efficiency caused by the untimely discharge of products with qualified particle size in the feed grinder in the prior art.

[0005] However, in actual applications, when the material is crushed to the qualified particle size, if only centrifugal force is used or a large amount of material is crushed, the material of the qualified particle size cannot be discharged from the screen in time, resulting in over-crushing. Utility Model Content

[0006] In response to the problems in the related art, the present application discloses a high-efficiency horizontal grinder, which solves the problem of over-grinding of the horizontal grinder in the related art and improves the grinding efficiency.

[0007] To achieve the above objectives, this application provides the following technical solutions:

[0008] A high-efficiency horizontal grinder comprises a casing, a grinding chamber is provided in the casing, a grinding device is provided inside the grinding chamber, a main shaft passes through the casing, the outer end of the main shaft is connected to a power source, the inner end of the main shaft is connected to the grinding device, the casing is connected to a feed port, the grinding chamber is provided with a cylindrical screen around the outer side of the grinding device in the rotation direction, the screen is rotatably connected to the casing, one side of the screen is connected to a rotating power device, the rotating power device is connected to the screen, the rotating power device can drive the screen to rotate, a separation chamber is provided between the outer side of the screen and the casing, the separation chamber is connected to a discharge port, and the screen can throw qualified crushed material into the separation chamber during rotation and discharge it from the discharge port.

[0009] As a further solution of the present application: rotating bearings are respectively provided at both ends of the screen, the inner rings of the rotating bearings are respectively fixedly connected to the casing on the same side, and the outer rings of the rotating bearings are provided with a locking device which is detachably connected to the screen.

[0010] As a further solution of the present application: the locking device includes a locking groove, the outer ring of the rotating bearing is fixedly provided with a locking groove, and the two ends of the screen can be inserted into the locking groove for limiting position.

[0011] As a further solution of the present application: the rotary power device includes a rotary motor, which is fixedly arranged outside the casing, and the motor shaft of the rotary motor passes through the casing and is connected to the outer ring of the rotary bearing through a gear set, and the gear set is located inside the separation chamber.

[0012] As a further solution of the present application: the crushing device includes a rotor disk connected to the main shaft power, a fixed disk is arranged opposite to the rotor disk, and a plurality of crushing teeth are arranged on the side of the rotor disk facing the fixed disk.

[0013] As a further solution of the present application: the pulverizing chamber is provided with an openable chamber door on the side opposite to the main shaft.

[0014] As a further solution of the present application: the rotating power device and the rotating bearing and the locking device on one side are fixedly arranged on the cavity door.

[0015] In summary, the beneficial effects of this application are:

[0016] The high-efficiency horizontal crusher has a crushing chamber in its casing, a crushing device in its casing, a main shaft passing through its casing, the outer end of the main shaft being connected to the power source, the inner end of the main shaft being connected to the crushing device, the casing being connected to a feed inlet and a discharge port, the power source drives the crushing device to rotate through the main shaft to crush the material, the crushing chamber is provided with a cylindrical screen around the outer side of the rotation direction of the crushing device, the crushed material is moved to the vicinity of the screen by the centrifugal force of the crushing device, a part of the qualified crushed material passes through the screen under the action of the centrifugal force of the crushing device, and a part of it will accumulate inside the screen, the screen is rotatably connected to the casing, a rotating power device is power-connected to one side of the screen, the rotating power device is power-connected to the screen, the rotating power device can drive the screen to rotate, a separation chamber is provided between the outer side of the screen and the casing, the separation chamber is connected to a discharge port, the screen can quickly throw the qualified crushed material into the separation chamber during rotation and discharge it from the discharge port, reducing the accumulation of material inside the screen, avoiding the phenomenon of over-crushing of the material, and improving the crushing efficiency of the crusher. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide further understanding of the present application and constitute a part of the specification. They are used to explain the present application together with the embodiments of the present application and do not constitute a limitation of the present application.

[0018] In the attached picture:

[0019] Figure 1 This is a schematic diagram of the structure of the high-efficiency horizontal crusher of this application.

[0020] Reference numerals:

[0021] 1. Casing; 2. Crushing chamber; 3. Main shaft; 4. Crushing device; 5. Feeding port; 6. Screen; 7. Rotating power device; 8. Separation chamber; 9. Discharging port; 10. Rotating bearing; 11. Positioning slot; 12. Gear set; 13. Chamber door; 41. Rotor disc; 42. Fixed disc; 43. Crushing teeth; 71. Rotating motor; DETAILED DESCRIPTION

[0022] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the present application. Instead, they are merely examples of devices and methods consistent with some aspects disclosed in the present embodiments as detailed in the appended claims.

[0023] It should be noted that all directional indications in the embodiments (such as up, down, left, right, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0024] In addition, the descriptions of "first", "second", etc. in the embodiments are only for descriptive purposes, and do not specifically refer to the order or sequence, nor are they used to limit the present application. They are only used to distinguish components or operations described with the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present application.

[0025] In order to further understand the content, features and effects of the present application, the following embodiments are given as examples and described in detail with reference to the accompanying drawings:

[0026] like Figure 1 As shown:

[0027] The high-efficiency horizontal grinder comprises a casing 1, a grinding chamber 2 is arranged in the casing 1, a grinding device 4 is arranged in the grinding chamber 2, a main shaft 3 passes through the casing 1, the outer end of the main shaft 3 is connected to the power source, the inner end of the main shaft 3 is connected to the grinding device 4, the casing 1 is connected to a feed port 5, the grinding chamber 2 is provided with a cylindrical screen 6 around the outer side of the rotation direction of the grinding device 4, the screen 6 is rotatably connected to the casing 1, one side of the screen 6 is connected to a rotating power device 7, the rotating power device 7 is connected to the screen 6, the rotating power device 7 can drive the screen 6 to rotate, a separation chamber 8 is arranged between the outer side of the screen 6 and the casing 1, the separation chamber 8 is connected to a discharge port 9, and the screen 6 can throw qualified crushed materials into the separation chamber 8 during rotation and discharge them from the discharge port 9.

[0028] Preferably, rotary bearings 10 are respectively provided at both ends of the screen 6 , the inner rings of the rotary bearings 10 are respectively fixedly connected to the casing 1 on the same side, and the outer rings of the rotary bearings 10 are provided with a locking device which is detachably connected to the screen 6 .

[0029] Of course, the outer ring of the rotary bearing 10 can also be fixedly connected to the housing 1 on the same side, and the inner ring of the rotary bearing 10 is provided with a clamping device that is detachably connected to the screen 6. At this time, the rotary power device 7 is dynamically connected to the inner ring of the rotary bearing 10.

[0030] Preferably, the positioning device includes a positioning groove 11, and the outer ring of the rotating bearing 10 is fixed with the positioning groove 11, and the two ends of the screen 6 can be inserted into the positioning groove 11 for positioning. The positioning groove 11 facilitates the replacement and maintenance of the screen 6. The shape of the positioning groove 11 matches the shape of the two ends of the screen 6 for positioning and positioning.

[0031] Preferably, the rotary power device 7 includes a rotary motor 71, which is fixedly arranged outside the housing 1, and the motor shaft of the rotary motor 71 passes through the housing 1 and is connected to the outer ring of the rotary bearing 10 through a gear set 12, and the gear set 12 is connected to the motor shaft and the rotary bearing 10 respectively, and the gear set 12 is located inside the separation chamber 8. The rotary motor 71 can drive the screen 6 to rotate forward or reverse.

[0032] In addition, the pulverizing device 4 includes a rotor disk 41 which is dynamically connected to the main shaft 3 , a fixed disk 42 is arranged opposite to the rotor disk 41 , and a plurality of pulverizing teeth 43 are arranged on the side of the rotor disk 41 facing the fixed disk 42 .

[0033] Preferably, the pulverizing chamber 2 is provided with an openable chamber door 13 on the side opposite to the main shaft 3 .

[0034] The rotary power device 7 and the rotary bearing 10 and the positioning device on one side are fixedly arranged on the chamber door 13, and the fixed plate 42 and the feed port 5 are also arranged on the chamber door 13. The chamber door 13 is opened for convenient internal maintenance.

[0035] In practical application:

[0036] The high-efficiency horizontal pulverizer has a pulverizing chamber 2 in the casing 1, a pulverizing device 4 in the pulverizing chamber 2, a main shaft 3 passing through the casing 1, the outer end of the main shaft 3 being connected to the power source, the inner end of the main shaft 3 being connected to the pulverizing device 4, a feed port 5 and a discharge port 9 being connected to the casing 1, the power source drives the pulverizing device 4 to rotate through the main shaft 3 to pulverize the material, a cylindrical screen 6 is provided around the pulverizing chamber 2 on the outer side of the pulverizing device 4 in the direction of rotation, the pulverized material is moved to the vicinity of the screen 6 by the centrifugal force of the pulverizing device 4, and a portion of the qualified pulverized material is pulverized by the centrifugal force of the pulverizing device 4. The material passes through the screen 6 and a part of it will accumulate inside the screen 6. The screen 6 is rotatably connected to the casing 1. A rotating power device 7 is power-connected to one side of the screen 6. The rotating power device 7 is power-connected to the screen 6. The rotating power device 7 can drive the screen 6 to rotate. A separation chamber 8 is provided between the outer side of the screen 6 and the casing 1. The separation chamber 8 is connected to a discharge port 9. During the rotation process, the screen 6 can quickly throw qualified crushed materials into the separation chamber 8 and discharge them from the discharge port 9, which reduces the accumulation of materials inside the screen 6, avoids over-crushing of materials, and improves the crushing efficiency of the crusher.

[0037] Finally, it should be noted that the above disclosure is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application is described in detail with reference to the aforementioned embodiments, it is still possible for a person skilled in the art to modify the technical solutions described in the aforementioned embodiments or to replace some of the technical features therein by equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present application shall be included in the scope of protection of the present application. The scope of the present application is limited only by the attached claims.

Claims

1. A high-efficiency horizontal pulverizer, comprising a housing (1), a pulverizing chamber (2) is provided in the housing (1), a pulverizing device (4) is provided inside the pulverizing chamber (2), a main shaft (3) passes through the housing (1), the outer end of the main shaft (3) is connected to a power source, the inner end of the main shaft (3) is connected to the pulverizing device (4), and a feed port (5) is provided in communication with the housing (1), characterized in that: The pulverizing chamber (2) is provided with a cylindrical screen (6) on the outer side of the pulverizing device (4) in the rotation direction. The screen (6) is rotatably connected to the housing (1). One side of the screen (6) is connected to a rotating power device (7). The rotating power device (7) is connected to the screen (6) and can drive the screen (6) to rotate. A separation chamber (8) is provided between the outer side of the screen (6) and the housing (1). The separation chamber (8) is connected to a discharge port (9). During the rotation process, the screen (6) can throw qualified pulverized materials into the separation chamber (8) and discharge them from the discharge port (9).

2. A high-efficiency horizontal pulverizer according to claim 1, characterized in that: Rotary bearings (10) are respectively provided at both ends of the screen (6); the inner rings of the rotary bearings (10) are respectively fixedly connected to the casing (1) on the same side; and the outer rings of the rotary bearings (10) are provided with a locking device which is detachably connected to the screen (6).

3. A high-efficiency horizontal pulverizer according to claim 2, characterized in that: The locking device comprises a locking groove (11), the outer ring of the rotary bearing (10) is fixedly provided with the locking groove (11), and the two ends of the screen (6) can be inserted into the locking groove (11) for limiting position.

4. A high-efficiency horizontal pulverizer according to claim 2, characterized in that: The rotary power device (7) comprises a rotary motor (71), wherein the rotary motor (71) is fixedly arranged outside the casing (1), and the motor shaft of the rotary motor (71) passes through the casing (1) and is connected to the outer ring of the rotary bearing (10) through a gear set (12), and the gear set (12) is located inside the separation chamber (8).

5. The high-efficiency horizontal pulverizer according to claim 1, characterized in that: The pulverizing device (4) comprises a rotor disk (41) connected to the main shaft (3) by power, a fixed disk (42) is arranged opposite the rotor disk (41), and a plurality of pulverizing teeth (43) are arranged on a side of the rotor disk (41) facing the fixed disk (42).

6. A high-efficiency horizontal pulverizer according to claim 2, characterized in that: The pulverizing chamber (2) is provided with an openable chamber door (13) on the side opposite to the main shaft (3).

7. A high-efficiency horizontal pulverizer according to claim 6, characterized in that: The rotary power device (7) and the rotary bearing (10) and the locking device on one side are fixedly arranged on the cavity door (13).

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