Movable roller screen machine

By setting the rollers and gears of the roller screen drum at the bottom of the roller screen machine and using a sling to directly lift and replace the roller screen drum, the problems of inconvenience and safety risks in replacing the roller screen drum in the roller screen machine are solved, and convenient roller screen drum maintenance and equipment stability are achieved.

CN223367449UActive Publication Date: 2025-09-23ZHENGZHOU ZHONGCHENG ENVIRONMENTAL PROTECTION EQUIP CO LTD
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Patent Information

Application Number
CN202422710036.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-06
Publication Date
2025-09-23
Estimated Expiration
2034-11-06

AI Technical Summary

Technical Problem

In the existing roller screen machine design, the roller screen drum is inconvenient to replace and maintain and there are safety risks. In particular, the disassembly and installation of the supporting components are complicated, which affects the stability of the equipment.

Method used

A mobile roller screen machine is designed. The roller screen drum is set at the bottom through rollers and gears. It is directly lifted by a sling for replacement, eliminating the disassembly steps of the supporting assembly and the driving assembly, and is equipped with a conveyor belt system for material transportation and discharge.

Benefits of technology

The replacement process of the roller screen drum is simplified, the operation complexity and safety risks are reduced, and the convenience and operational stability of the equipment are improved.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of roller screens, in particular to a movable roller screen machine which comprises a machine body, and the machine body is internally provided with a roller screen drum which is rotationally arranged in the machine body and used for screening materials; the bearing assembly is arranged below the roller screen drum and used for bearing the roller screen drum to rotate; the driving assembly is arranged below the roller screen drum and used for driving the roller screen drum to rotate; the bearing assembly comprises a ring body fixedly connected to the roller screen drum and carrier rollers rotationally arranged in the machine body and symmetrically arranged on the two sides of the bottom of the roller screen drum. The roller screen drum has the advantages that when the roller screen drum needs to be replaced, a lifting appliance can be used for lifting the roller screen drum, due to the fact that the carrier rollers and the gears are arranged below the roller screen drum, the roller screen drum can be directly lifted upwards, in other words, the bearing assembly or the driving assembly does not need to be detached when the roller screen drum is replaced, and actual use is facilitated.
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Description

Technical Field

[0001] The utility model relates to the technical field of rolling screens, in particular to a mobile rolling screen machine. Background Art

[0002] In the field of material screening, roller screens are highly efficient and continuous screening equipment, widely used in industries such as mining, building materials, and chemicals. However, existing roller screen designs suffer from a common problem: the roller screen drum is mounted inside the machine body, rotating via a support assembly. While this design ensures stable operation to a certain extent, it introduces significant inconvenience in drum replacement and maintenance.

[0003] In existing roller screen machine designs, the roller screen drum is usually supported by supporting components (such as bearing seats, supporting wheels, etc.) inside the machine body, and is driven by a drive device to achieve rotary screening. The supporting components are often located in a relatively hidden and fixed position. As a result, when the roller screen drum needs to be replaced or maintained, the operator must first disassemble the supporting components before removing the roller screen drum. This process is not only tedious and complicated, but also requires a lot of time and manpower.

[0004] Furthermore, the removal and reinstallation of the support components present certain safety risks. For example, the support components may be damaged during removal, and improper reinstallation may affect the stability of the roller screen drum and even cause equipment failure.

[0005] Therefore, a mobile roller screen machine is needed to overcome the above problems. Utility Model Content

[0006] In order to solve the above problems, an embodiment of the present utility model provides a mobile roller screen machine, which achieves the purpose of solving the problems raised in the background technology.

[0007] In order to achieve the above-mentioned purpose, the embodiment of the present invention specifically adopts the following technical solutions: a mobile roller screen machine, comprising a machine body, wherein the interior of the machine body is provided with:

[0008] The roller screen is rotatably arranged inside the machine body and is used to screen the materials;

[0009] A supporting assembly is provided below the roller screen drum and is used to support the roller screen drum for rotation; and

[0010] A driving assembly is provided below the roller screen drum and is used to drive the roller screen drum to rotate;

[0011] The supporting assembly includes a ring body fixedly connected to the roller screen drum, and rollers rotatably arranged inside the body and symmetrically arranged on both sides of the bottom of the roller screen drum;

[0012] The driving assembly includes a gear ring fixedly connected to the roller screen drum, a gear rotatably arranged inside the machine body, and a motor installed inside the machine body for driving the gear to rotate.

[0013] As a further improvement of the above technical solution:

[0014] The body is also provided with:

[0015] Conveyor belt 1, arranged at one end of the roller screen drum, for conveying materials into the interior of the roller screen drum;

[0016] Conveyor belt 2, provided at the other end of the roller screen drum, for discharging the oversize material from the roller screen drum; and

[0017] The conveyor belt three is arranged below the roller screen drum and is used for discharging the undersize material screened by the roller screen drum.

[0018] The interior of the machine body is provided with a folding conveyor belt located at one end of the conveyor belt;

[0019] The second conveyor belt is hingedly arranged at one end of the machine body, and an electric push rod is arranged between the second conveyor belt and the machine body.

[0020] The folding conveyor belt comprises a base frame arranged inside a machine body, a movable frame hingedly arranged at one end of the base frame, and an electric push rod 2 arranged between the base frame and the movable frame.

[0021] The second conveyor belt and the folding conveyor belt are both provided with fixing components for fixing to the machine body;

[0022] The fixing assembly includes a fixing hook, a fixing block fixedly connected to the body for use with the fixing hook, a connecting rod rotatably arranged at the other end of the fixing hook, a fixing sleeve sleeved on the outside of the connecting rod, a slot provided inside the fixing sleeve, a blocking block fixedly connected to one side of the connecting rod and used in conjunction with the slot, and a spring sleeved on the outside of the connecting rod.

[0023] A slide is provided inside the machine body, and a bracket is fixedly connected to the side of the conveyor belt 1. The bracket is located above the slide so that the conveyor belt 1 can slide on the slide.

[0024] The interior of the roller screen drum is fixedly connected with a spiral guide piece.

[0025] The beneficial effects of the embodiments of the present utility model are:

[0026] When the roller screen drum needs to be replaced, the roller screen drum can be lifted by using a sling. Since the rollers and gears are arranged below the roller screen drum, the roller screen drum can be lifted directly upwards. That is, when replacing the roller screen drum, there is no need to disassemble the supporting assembly or the driving assembly, which is convenient for actual use. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic structural diagram of the utility model from the first perspective;

[0028] Figure 2 It is a cross-sectional schematic diagram of the utility model from a first viewing angle;

[0029] Figure 3 It is a cross-sectional schematic diagram of the second viewing angle of the present invention;

[0030] Figure 4 This is a schematic diagram of the structure of the fixed component of the utility model;

[0031] Figure 5 This is a schematic cross-sectional view of the fixing sleeve of the utility model;

[0032] Figure 6 This is a schematic structural diagram of the utility model from a second viewing angle;

[0033] Figure 7 for Figure 6 A magnified schematic diagram of the structure at point A.

[0034] Figure: 1. Machine body; 2. Roller screen; 3. Support assembly; 4. Drive assembly; 5. Conveyor belt 1; 6. Conveyor belt 2; 7. Conveyor belt 3; 8. Folding conveyor belt; 9. Electric push rod 1; 10. Fixing assembly; 11. Slide; 12. Bracket; 13. Spiral guide plate;

[0035] 31. Ring body; 32. Roller;

[0036] 41. Ring gear; 42. Gear; 43. Motor;

[0037] 81. Base frame; 82. Movable frame; 83. Electric push rod 2;

[0038] 101. Fixing hook; 102. Fixing block; 103. Connecting rod; 104. Fixing sleeve; 105. Slot; 106. Block; 107. Spring. DETAILED DESCRIPTION

[0039] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. Those skilled in the art should understand that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the scope of protection of the present invention.

[0040] See also Figures 1 to 7The embodiment of the utility model discloses a mobile roller screen machine, comprising a machine body 1, inside which are arranged: a roller screen drum 2, which is rotatably arranged inside the machine body 1 and is used to screen materials; a supporting assembly 3, which is arranged below the roller screen drum 2 and is used to support the roller screen drum 2 for rotation; and a driving assembly 4, which is arranged below the roller screen drum 2 and is used to drive the roller screen drum 2 to rotate;

[0041] In actual use, the material is placed inside the roller screen drum 2, and the roller screen drum 2 is driven to rotate by the driving component 4 to achieve screening of the material;

[0042] The supporting assembly 3 includes a ring body 31 fixedly connected to the roller screen drum 2, and rollers 32 rotatably arranged inside the machine body 1 and symmetrically arranged on both sides of the bottom of the roller screen drum 2;

[0043] The driving assembly 4 includes a gear ring 41 fixedly connected to the roller screen drum 2, a gear 42 rotatably arranged inside the body 1, and a motor 43 installed inside the body 1 for driving the gear 42 to rotate; the gear 42 is located below the gear ring 41;

[0044] When the rolling screen drum 2 needs to be replaced, a sling can be used to lift the rolling screen drum 2. Since the rollers 32 and the gears 42 are both arranged below the rolling screen drum 2, the rolling screen drum 2 can be directly lifted upwards, that is, when the rolling screen drum 2 is replaced, there is no need to disassemble the supporting assembly 3 or the driving assembly 4, which is convenient for actual use.

[0045] As a further illustration of this application:

[0046] The machine body 1 is further provided with: a conveyor belt 1 5, which is provided at one end of the roller screen drum 2 and is used to convey the material into the roller screen drum 2; a conveyor belt 2 6, which is provided at the other end of the roller screen drum 2 and is used to discharge the oversize material in the roller screen drum 2; and a conveyor belt 3 7, which is provided below the roller screen drum 2 and is used to discharge the undersize material screened by the roller screen drum 2;

[0047] In actual use, the material enters the interior of the roller screen drum 2 through the conveyor belt 1 5. After the roller screen drum 2 screens the material, the screened material is discharged to the conveyor belt 2 6 through one end of the roller screen drum 2, and the screened material falls onto the conveyor belt 3 7.

[0048] As a further illustration of this application:

[0049] The interior of the machine body 1 is provided with a folding conveyor belt 8 located at one end of the conveyor belt 3 7;

[0050] The conveyor belt 26 is hingedly arranged at one end of the body 1, and an electric push rod 19 is arranged between the conveyor belt 26 and the body 1; the conveyor belt 26 can be folded and arranged on the body 1, that is, the volume of the body 1 when not in use can be reduced by the foldable conveyor belt 8 and the foldable conveyor belt 26.

[0051] As a further illustration of this application:

[0052] The folding conveyor belt 8 includes a base frame 81 arranged inside the body 1, a movable frame 82 hingedly arranged at one end of the base frame 81, and an electric push rod 83 arranged between the base frame 81 and the movable frame 82;

[0053] In actual use, the movable frame 82 can be rotated at one end of the base frame 81, and the movable frame 82 can be erected by the electric push rod 83, thereby achieving the purpose of folding the folding conveyor belt 8.

[0054] As a further illustration of this application:

[0055] Both the conveyor belt 2 6 and the folding conveyor belt 8 are provided with a fixing assembly 10 for fixing to the machine body 1;

[0056] The fixing assembly 10 includes a fixing hook 101, a fixing block 102 fixedly connected to the body 1 for use with the fixing hook 101, a connecting rod 103 rotatably arranged at the other end of the fixing hook 101, a fixing sleeve 104 sleeved on the outside of the connecting rod 103, a slot 105 defined in the fixing sleeve 104, a clamping block 106 fixedly connected to one side of the connecting rod 103 and used in conjunction with the slot 105, and a spring 107 sleeved on the outside of the connecting rod 103.

[0057] The fixing hook 101 is rotatably arranged on the side of the second conveyor belt 6, and the fixing sleeve 104 is fixedly connected to the side of the second conveyor belt 6. The spring 107 provides elastic force to the connecting rod 103, so that the connecting rod 103 can lift one end of the fixing hook 101, that is, the other end of the fixing hook 101 is clamped on the fixing block 102, and the second conveyor belt 6 is fixed to the side of the body 1;

[0058] When the fixing hook 101 and the fixing block 102 need to be separated, the connecting rod 103 is pulled downward and then rotated so that the locking block 106 is locked into another position of the locking slot 105, thereby separating the fixing hook 101 and the fixing block 102.

[0059] As a further illustration of this application:

[0060] A slide 11 is provided inside the machine body 1, and a bracket 12 is fixedly connected to the side of the conveyor belt 5. The bracket 12 is located above the slide 11 so that the conveyor belt 5 can slide on the slide 11, making it easy to pull out the conveyor belt 5 for maintenance.

[0061] As a further illustration of this application:

[0062] A spiral guide piece 13 is fixedly connected to the inside of the roller screen drum 2 to facilitate the movement of materials inside the roller screen drum 2.

[0063] It should be noted that in the description of this utility model, terms such as "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer" indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. This is merely for ease of description and does not indicate or imply that the device or element described must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0064] Furthermore, it should be noted that, in the description of this utility model, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0065] The term "comprise" or any other similar term is intended to cover non-exclusive inclusion, such that a process, article, or apparatus / device that comprises a list of elements includes not only those elements but also other elements not expressly listed or inherent to such process, article, or apparatus / device.

[0066] Thus far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is readily understood by those skilled in the art that the scope of protection of the present invention is obviously not limited to these specific embodiments. Without departing from the principles of the present invention, those skilled in the art may make equivalent changes or substitutions to the relevant technical features, and the technical solutions after such changes or substitutions will fall within the scope of protection of the present invention.

Claims

1. A mobile roller screen machine, characterized in that: The machine comprises a machine body (1), wherein the machine body (1) is provided with: a roller screen drum (2) which is rotatably arranged inside the machine body (1) and is used for screening materials; A supporting assembly (3) is arranged below the roller screen drum (2) and is used to support the roller screen drum (2) for rotation; as well as A driving assembly (4) is arranged below the rolling screen drum (2) and is used to drive the rolling screen drum (2) to rotate; the supporting assembly (3) includes a ring body (31) fixedly connected to the rolling screen drum (2), and rollers (32) rotatably arranged inside the machine body (1) and symmetrically arranged on both sides of the bottom of the rolling screen drum (2); The driving assembly (4) comprises a gear ring (41) fixedly connected to the roller screen drum (2), a gear (42) rotatably arranged inside the machine body (1), and a motor (43) installed inside the machine body (1) for driving the gear (42) to rotate.

2. The mobile roller screen machine according to claim 1, characterized in that: The machine body (1) is further provided with: a conveyor belt (5) arranged at one end of the rolling screen drum (2) for conveying materials to the interior of the rolling screen drum (2); Conveyor belt 2 (6), arranged at the other end of the rolling screen drum (2), is used to discharge the screened material inside the rolling screen drum (2); as well as The conveyor belt three (7) is arranged below the rolling screen drum (2) and is used to discharge the undersize material screened by the rolling screen drum (2).

3. The mobile roller screen machine according to claim 2, characterized in that: The interior of the machine body (1) is provided with a folding conveyor belt (8) located at one end of the conveyor belt three (7); The second conveyor belt (6) is hingedly arranged at one end of the machine body (1), and an electric push rod (9) is arranged between the second conveyor belt (6) and the machine body (1).

4. The mobile roller screen machine according to claim 3, characterized in that: The folding conveyor belt (8) comprises a base frame (81) arranged inside the machine body (1), a movable frame (82) hingedly arranged at one end of the base frame (81), and a second electric push rod (83) arranged between the base frame (81) and the movable frame (82).

5. The mobile roller screen machine according to claim 4, characterized in that: The second conveyor belt (6) and the folding conveyor belt (8) are both provided with a fixing assembly (10) for fixing to the machine body (1); The fixing assembly (10) comprises a fixing hook (101), a fixing block (102) fixedly connected to the machine body (1) and used in conjunction with the fixing hook (101), a connecting rod (103) rotatably arranged at the other end of the fixing hook (101), a fixing sleeve (104) sleeved on the outside of the connecting rod (103), a clamping groove (105) provided inside the fixing sleeve (104), a clamping block (106) fixedly connected to one side of the connecting rod (103) and used in conjunction with the clamping groove (105), and a spring (107) sleeved on the outside of the connecting rod (103).

6. The mobile roller screen machine according to claim 2, characterized in that: A slideway (11) is provided inside the machine body (1), and a bracket (12) is fixedly connected to the side of the conveyor belt (5). The bracket (12) is located above the slideway (11) so that the conveyor belt (5) can slide on the slideway (11).

7. The mobile roller screen machine according to claim 1, characterized in that: A spiral guide piece (13) is fixedly connected to the interior of the roller screen drum (2).