Vibrating screen

Abstract

The vibrating screen comprises a screening unit used for screening materials, supporting units are connected to the two sides of the screening unit correspondingly, and the supporting units are arranged on the upper surface of a fixed bottom plate; a vibration driving unit is mounted on the upper surface of the fixed bottom plate, and one end of the vibration driving unit is fixedly connected with the screening unit; an ejection mechanism is arranged in the screening unit, the ejection mechanism is in sliding fit with the screening unit, and the ejection mechanism can be used for smashing and dredging the screening holes; the flower mud raw material particle screening device can be suitable for screening treatment of flower mud raw material particles, meanwhile, the material particles blocked at the screening holes can be automatically jacked up, so that the problem that the screening efficiency is reduced due to the fact that the screening holes are blocked is avoided, meanwhile, in the process of jacking up the material particles, the effect of protecting the material particles can be achieved, and the screening efficiency is improved. And the problem that the materials are broken and damaged in the tamping process is avoided.

Description

Technical Field

[0001] The present application relates to the field of vibrating screens, in particular to a vibrating screen. Background Art

[0002] The main working principle of the vibrating screen is to use the exciting force generated by the vibrator to make the screen body vibrate periodically in the direction of the exciting force, so that the material on the screen surface is thrown forward periodically by the exciting force and moves forward in a jumping manner. The material enters the inlet of the screening machine evenly from the feeder, and passes through the multi-layer screen to produce several specifications of oversize and undersize, which are discharged from their respective outlets. In the process of processing floral mud, the material particles of the floral mud need to be screened, so the corresponding vibrating screening machine is needed.

[0003] The existing patent document "CN212820988U Vibrating Screen" discloses a vibrating screen. Although this vibrating screen can screen and process flower mud material particles, during the screening process, some flower mud material particles are easily blocked at the screen hole position, thereby reducing the processing efficiency. In addition, when cleaning the blocked screen holes, the flower mud material particles are easily damaged, resulting in the problem of breakage.

[0004] That is, the prior art has the following technical problems: the common vibrating screen is easily blocked at the screen hole position during the screening process, and the flower mud material particles are easily broken when the blocked screen holes are cleaned. Therefore, a vibrating screen is proposed to solve the above problems. Summary of the invention

[0005] In this embodiment, a vibrating screen is provided to solve the problem that ordinary vibrating screens in the prior art are easily clogged at the screen holes during the screening process, and the flower mud material particles are easily broken when the clogged screen holes are cleaned.

[0006] According to one aspect of the present application, a vibrating screen is provided, the vibrating screen comprising:

[0007] A screening unit for material screening, wherein both sides of the screening unit are connected with support units, and the support units are arranged on the upper surface of the fixed bottom plate;

[0008] A vibration driving unit is installed on the upper surface of the fixed bottom plate, and one end of the vibration driving unit is fixedly connected to the screening unit;

[0009] An ejection mechanism is arranged inside the screening unit, and the ejection mechanism is slidably matched with the screening unit. The ejection mechanism can move up and down, and the ejection mechanism can clear the screening holes.

[0010] Furthermore, the screening unit includes a fixed frame, an inclined plate, screening holes and an output slot, the output slot is fixedly arranged at the bottom surface of the fixed frame, the inclined plate is fixedly arranged at the inner wall of the fixed frame, a plurality of screening holes are arranged on the inclined plate, and the plurality of screening holes are equidistantly arranged on the inclined plate.

[0011] Furthermore, the ejection mechanism includes a sliding plate, a guide rod, a lifting rod, an opening, a connecting plate and an electric cylinder. The sliding plate is arranged on the inner wall of the screening unit and slidingly cooperates with the screening unit. The guide rod is fixedly connected to the side wall of the sliding plate.

[0012] Furthermore, a guide groove is provided on the side wall of the screening unit, the guide rod extends to the guide groove of the screening unit and slides with the screening unit, a connecting plate is fixedly provided on the guide rod, the electric cylinder is fixedly provided on the side wall of the screening unit, and the top end of the electric cylinder is fixedly connected to the connecting plate.

[0013] Furthermore, a plurality of lifting rods are fixedly arranged on the upper surface of the sliding plate, and the plurality of lifting rods are arranged directly below the screening holes, and an opening is formed on the sliding plate.

[0014] Furthermore, the lifting rod includes a fixed sleeve rod, a movable rod, a rubber head and a spring. The fixed sleeve rod is fixedly arranged on the upper surface of the sliding plate, the movable rod is slidably arranged in the inner cavity of the fixed sleeve rod, the rubber head is fixedly arranged at the top end of the movable rod, a cavity is arranged inside the rubber head, and the spring is fixedly arranged at the bottom end of the movable rod.

[0015] Furthermore, the support unit includes a slide rail shell, a movable slider, a connecting spring and a support frame. The slide rail shell is fixedly arranged on the side wall of the screening unit, the movable slider is slidably arranged in the inner cavity of the slide rail shell, and the support frame is slidably arranged on the bottom surface of the slide rail shell. The movable slider and the support frame are fixedly connected, and the support frame is fixedly arranged on the upper surface of the fixed bottom plate.

[0016] Furthermore, one end of a connecting spring is fixedly connected to the side wall of the movable sliding block, and the other end of the connecting spring is fixedly connected to the inner cavity side wall of the slide rail shell.

[0017] Furthermore, the vibration drive unit includes a drive motor, a rotating disc, a connecting frame A and a connecting frame B. The drive motor is fixedly arranged on the upper surface of the fixed bottom plate, and a rotating disc is fixedly arranged at the end of the output shaft of the drive motor.

[0018] Furthermore, one end of a connecting frame A is rotatably connected to the side wall of the rotating disc, and the other end of the connecting frame A is rotatably connected to a connecting frame B, and one end of the connecting frame B is fixedly connected to the side wall of the screening unit.

[0019] The above-mentioned embodiments of the present application are suitable for screening flower mud raw material particles. At the same time, the present application also has an ejection mechanism. During the screening process of the flower mud raw materials, the material particles blocked at the screening holes can be automatically lifted up, thereby avoiding the problem of reduced screening efficiency caused by blockage of the screening holes. At the same time, in the process of lifting up the material particles, the material particles can be protected, thereby avoiding the problem of material breakage and damage during the tamping process. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0021] Figure 1 This is a schematic diagram of a three-dimensional structure of an embodiment of the present application;

[0022] Figure 2 This is a schematic diagram of the overall structure of a screening unit according to an embodiment of the present application;

[0023] Figure 3 This is a schematic structural diagram of a sliding plate according to an embodiment of the present application;

[0024] Figure 4 This is a schematic structural diagram of a lifting rod according to an embodiment of the present application;

[0025] Figure 5 A schematic cross-sectional view of a support unit according to an embodiment of the present application;

[0026] Figure 6 This is a schematic structural diagram of a vibration drive unit according to an embodiment of the present application.

[0027] In the figure: 1. fixed bottom plate; 2. screening unit; 3. supporting unit; 4. electric cylinder; 5. connecting plate; 6. vibration drive unit; 7. fixed frame; 8. inclined plate; 9. screening hole; 10. output slot; 11. sliding plate; 12. guide rod; 13. lifting rod; 1301. fixed sleeve rod; 1302. moving rod; 1303. rubber head; 1304. spring; 14. opening; 15. slide rail shell; 16. moving slider; 17. connecting spring; 18. supporting frame; 19. driving motor; 20. rotating disc; 21. connecting frame A; 22. connecting frame B. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0029] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequential order. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the present application described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0030] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0031] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.

[0032] In addition, the terms "installed", "set", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0033] See also Figure 1-6 As shown, a vibrating screen comprises:

[0034] A screening unit 2 for material screening, wherein both sides of the screening unit 2 are connected with support units 3, and the support units 3 are arranged on the upper surface of the fixed bottom plate 1;

[0035] A vibration driving unit 6 is installed on the upper surface of the fixed bottom plate 1, and one end of the vibration driving unit 6 is fixedly connected to the screening unit 2;

[0036] The screening unit 2 is provided with an ejection mechanism inside, the ejection mechanism and the screening unit 2 are slidably matched, the ejection mechanism can move up and down, and the ejection mechanism can dredge the screening hole 9;

[0037] The above technical solution is suitable for the screening of flower mud raw material particles. At the same time, the present application also has an ejection mechanism. During the screening of the flower mud raw material, the material particles blocked at the screening hole 9 can be automatically lifted up, thereby avoiding the problem of reduced screening efficiency caused by the blockage of the screening hole 9. At the same time, in the process of lifting the material particles, the material particles can be protected, thereby avoiding the problem of material fragmentation and damage during the tamping process.

[0038] The screening unit 2 includes a fixed frame 7, an inclined plate 8, screening holes 9 and an output slot 10. The output slot 10 is fixedly arranged at the bottom surface of the fixed frame 7, and the inclined plate 8 is fixedly arranged at the inner wall of the fixed frame 7. A plurality of screening holes 9 are arranged on the inclined plate 8. The plurality of screening holes 9 are equidistantly arranged on the inclined plate 8. By setting the screening holes 9, the flower mud material particles can be screened.

[0039] The ejection mechanism includes a sliding plate 11, a guide rod 12, a lifting rod 13, an opening 14, a connecting plate 5 and an electric cylinder 4. The sliding plate 11 is arranged at the inner wall of the screening unit 2 and slides with the screening unit 2. The guide rod 12 is fixedly connected to the side wall of the sliding plate 11; a guide slot is arranged at the side wall of the screening unit 2, the guide rod 12 extends to the guide slot of the screening unit 2 and slides with the screening unit 2, a connecting plate 5 is fixedly arranged on the guide rod 12, the electric cylinder 4 is fixedly arranged at the side wall of the screening unit 2, the top end of the electric cylinder 4 is fixedly connected to the connecting plate 5, and the electric cylinder 4 is fixedly arranged at the side wall of the screening unit 2. The extension and retraction of the electric cylinder 4 can drive the connecting plate 5 to move, and the movement of the connecting plate 5 can drive the guide rod 12 to move, so that the lifting function of the sliding plate 11 can be realized; a plurality of lifting rods 13 are fixedly arranged on the upper surface of the sliding plate 11, and the plurality of lifting rods 13 are arranged directly below the screening hole 9. An opening 14 is provided on the sliding plate 11. When the screening hole 9 is blocked by material particles, the lifting rods 13 can be driven to move upward by the upward movement of the sliding plate 11, so that the screening hole 9 can be unblocked by the upward movement of the lifting rods 13, so that the material particles blocked at the screening hole 9 can be unblocked again. Through the above technical scheme, the beneficial effect of automatic unblocking can be achieved, and the problem of material blockage can be avoided.

[0040] The lifting rod 13 includes a fixed sleeve rod 1301, a moving rod 1302, a rubber head 1303 and a spring 1304. The fixed sleeve rod 1301 is fixedly arranged on the upper surface of the sliding plate 11. The moving rod 1302 is slidably arranged in the inner cavity of the fixed sleeve rod 1301. The rubber head 1303 is fixedly arranged at the top of the moving rod 1302. A cavity is arranged inside the rubber head 1303. The spring 1304 is fixedly arranged at the bottom of the moving rod 1302. When the lifting rod 13 moves upward, the screen When the sub-hole 9 is unblocked, the rubber head 1303 will come into contact with the material particles and push the material particles. Due to the soft structure of the rubber head 1303, it can effectively avoid damage to the material particles when pushing up the material particles. In the case of a tight blockage, through the setting of the spring 1304, during the pushing process, due to the continuous contraction of the spring 1304, the pushing force can be slowly increased, avoiding the phenomenon of material particles being broken during pushing up due to great force, and playing a certain protective effect. It is suitable for promotion and use.

[0041] The support unit 3 includes a slide rail shell 15, a movable slider 16, a connecting spring 17 and a support frame 18. The slide rail shell 15 is fixedly arranged on the side wall of the screening unit 2. The movable slider 16 is slidably arranged in the inner cavity of the slide rail shell 15. The support frame 18 is slidably arranged on the bottom surface of the slide rail shell 15. The movable slider 16 and the support frame 18 are fixedly connected. The support frame 18 is fixedly arranged on the upper surface of the fixed bottom plate 1; one end of the connecting spring 17 is fixedly connected to the side wall of the movable slider 16, and the other end of the connecting spring 17 is fixedly connected to the inner cavity side wall of the slide rail shell 15.

[0042] The vibration driving unit 6 includes a driving motor 19, a rotating disc 20, a connecting frame A21 and a connecting frame B22. The driving motor 19 is fixedly arranged on the upper surface of the fixed bottom plate 1, and the rotating disc 20 is fixedly arranged at the end of the output shaft of the driving motor 19;

[0043] One end of the connecting frame A21 is rotatably connected to the side wall of the rotating disc 20, and the other end of the connecting frame A21 is rotatably connected to the connecting frame B22. One end of the connecting frame B22 is fixedly connected to the side wall of the screening unit 2. The driving motor 19 can drive the rotating disc 20 to rotate, so that the rotation of the rotating disc 20 can drive the bottom end of the connecting frame A21 to move in a circular shape, thereby driving the connecting frame B22 to reciprocate, and then drive the screening unit 2 to vibrate to and fro, thereby realizing the vibration function of the screening unit 2, so that the screening unit 2 vibrates to screen the flower mud particles.

[0044] The circuits, electronic components and modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by this application does not involve improvements to software and methods.

[0045] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A vibrating screen, characterized in that: The vibrating screen comprises: A screening unit (2) for screening materials, wherein both sides of the screening unit (2) are connected to support units (3), and the support units (3) are arranged on the upper surface of the fixed bottom plate (1); A vibration drive unit (6) is installed on the upper surface of the fixed bottom plate (1), and one end of the vibration drive unit (6) is fixedly connected to the screening unit (2); An ejection mechanism is provided inside the screening unit (2), the ejection mechanism and the screening unit (2) are slidably matched, the ejection mechanism can move up and down, and the ejection mechanism can clear the screening holes (9); The ejection mechanism comprises a sliding plate (11), a guide rod (12), a lifting rod (13), an opening (14), a connecting plate (5) and an electric cylinder (4); the sliding plate (11) is arranged on the inner wall of the screening unit (2) and is slidably matched with the screening unit (2); the guide rod (12) is fixedly connected to the side wall of the sliding plate (11); A plurality of lifting rods (13) are fixedly arranged on the upper surface of the sliding plate (11), and the plurality of lifting rods (13) are arranged directly below the screening holes (9). An opening (14) is provided on the sliding plate (11); The lifting rod (13) comprises a fixed sleeve rod (1301), a moving rod (1302), a rubber head (1303) and a spring (1304); the fixed sleeve rod (1301) is fixedly arranged on the upper surface of the sliding plate (11); the moving rod (1302) is slidably arranged in the inner cavity of the fixed sleeve rod (1301); the rubber head (1303) is fixedly arranged at the top end of the moving rod (1302); a cavity is arranged inside the rubber head (1303); and the spring (1304) is fixedly arranged at the bottom end of the moving rod (1302).

2. The vibrating screen according to claim 1, characterized in that: The screening unit (2) comprises a fixed frame (7), an inclined plate (8), screening holes (9) and an output slot (10); the output slot (10) is fixedly arranged on the bottom surface of the fixed frame (7); the inclined plate (8) is fixedly arranged on the inner wall of the fixed frame (7); a plurality of screening holes (9) are arranged on the inclined plate (8); and the plurality of screening holes (9) are equidistantly arranged on the inclined plate (8).

3. The vibrating screen according to claim 1, characterized in that: A guide slot is provided on the side wall of the screening unit (2); the guide rod (12) extends to the guide slot of the screening unit (2) and is slidably engaged with the screening unit (2); a connecting plate (5) is fixedly provided on the guide rod (12); the electric cylinder (4) is fixedly provided on the side wall of the screening unit (2); and the top end of the electric cylinder (4) is fixedly connected to the connecting plate (5).

4. The vibrating screen according to claim 1, characterized in that: The support unit (3) comprises a slide rail shell (15), a movable slider (16), a connecting spring (17) and a support frame (18); the slide rail shell (15) is fixedly arranged on the side wall of the screening unit (2); the movable slider (16) is slidably arranged in the inner cavity of the slide rail shell (15); the support frame (18) is slidably arranged on the bottom surface of the slide rail shell (15); the movable slider (16) and the support frame (18) are fixedly connected; and the support frame (18) is fixedly arranged on the upper surface of the fixed bottom plate (1).

5. The vibrating screen according to claim 4, characterized in that: One end of a connecting spring (17) is fixedly connected to the side wall of the movable sliding block (16), and the other end of the connecting spring (17) is fixedly connected to the inner cavity side wall of the slide rail housing (15).

6. The vibrating screen according to claim 1, characterized in that: The vibration drive unit (6) comprises a drive motor (19), a rotating disc (20), a connecting frame A (21) and a connecting frame B (22); the drive motor (19) is fixedly arranged on the upper surface of the fixed base plate (1); and the rotating disc (20) is fixedly arranged at the end of the output shaft of the drive motor (19).

7. The vibrating screen according to claim 6, characterized in that: One end of a connecting frame A (21) is rotatably connected to the side wall of the rotating disc (20), and the other end of the connecting frame A (21) is rotatably connected to a connecting frame B (22), and one end of the connecting frame B (22) is fixedly connected to the side wall of the screening unit (2).

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