Discharging hopper mechanism of multi-layer vibrating screen

Abstract

The discharging hopper mechanism comprises a discharging hopper, two guide rails are arranged on a supporting plate in parallel, guide grooves are formed in the guide rails, trundles matched with the guide grooves in the two guide rails are arranged on the two sides of the discharging hopper respectively, and a driving mechanism is arranged on the supporting plate. The driving mechanism is used for driving the discharging hopper to horizontally reciprocate in the length direction of the guide rail so that the discharging hopper can be close to or away from a screen cloth discharging opening of the multi-layer vibrating screen. The discharging hopper can rapidly move to be far away from the front end of the multi-layer vibrating screen, convenience is provided for replacement of damaged screen cloth, and the replacement efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of vibrating machinery, in particular to a discharge hopper mechanism of multilayer vibrating screen. BACKGROUND

[0002] The multilayer vibrating screen is generally used to classify materials with different particle sizes, and the materials enter the rear end of the multilayer vibrating screen on the market, then move forward on different screen meshes through vibration, and finally flow out from the front screen mesh discharge port. Figure 1 As shown in the figure, the existing discharge hopper 2 is placed on the support plate 3 in front of the multilayer vibrating screen 1, and materials with different particle sizes are sent out through different discharge channels 21 in the discharge hopper 2.

[0003] However, in order to meet the above purpose, the discharge hopper generally needs to be arranged next to the vibrating screen, so that when the damaged screen mesh is replaced, the front end is in a closed state, making it difficult to replace the screen mesh. UTILITY MODEL CONTENTS

[0004] In view of the problems in the prior art, the utility model provides a discharge hopper mechanism of multilayer vibrating screen.

[0005] The utility model provides a discharge hopper mechanism of multilayer vibrating screen.

[0006] As a preferred scheme, the caster is a caster with a brake.

[0007] As a preferred scheme, the driving mechanism includes a connecting seat fixed on one side of the discharge hopper, a rack arranged at the lower end of the connecting seat, and a bracket fixed on the support plate, a rotating shaft is rotatably arranged on the bracket, a gear meshing with the rack is arranged at one end of the rotating shaft, and a hand wheel is arranged at the other end of the rotating shaft.

[0008] As a preferred scheme, the support is provided with a fixing seat, the fixing seat is provided with a loop sleeve sleeved outside the rotating shaft, and the loop sleeve is provided with a locking bolt for locking the rotating shaft.

[0009] As a preferred scheme, the support is T-shaped and comprises a vertical part and a horizontal part, the vertical part is fixed on the support plate, the horizontal part is provided with two bearing seats at opposite upper ends, and the rotating shaft is rotatably arranged in the bearing seats without axial displacement.

[0010] As a preferred scheme, the vertical part is provided with a connecting plate at a lower end, and the connecting plate is fixedly connected with the support plate through bolts.

[0011] The application has the following beneficial effects: 1. When the screen of the multi-layer vibrating screen needs to be replaced, the discharge hopper can be driven to move close to or away from the screen discharge port of the multi-layer vibrating screen through the driving mechanism, so that the discharge hopper can be quickly moved, the front end of the multi-layer vibrating screen is far away, and the damaged screen can be conveniently replaced, thereby greatly improving the replacement efficiency.

[0012] 2. After the discharge hopper is moved to the appropriate position, the rotating shaft is locked through the locking bolt, and the brake is realized by cooperating with the castor with the brake, so that the double locking effect is realized, and the stability of the discharge hopper after moving is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the prior art;

[0014] Figure 2 It is a structural schematic view of the utility model;

[0015] Figure 3 It is a structural schematic view of the driving mechanism of the utility model.

[0016] Figure 4 It is a structural schematic view of the loop sleeve and the locking bolt of the utility model.

[0017] Marked in the figure: 1, multi-layer vibrating screen, 11, screen discharge port, 2, discharge hopper, 21, discharge channel, 3, support plate, 31, discharge hole, 4, castor, 5, guide rail, 6, connecting seat, 61, rack, 7, gear, 8, support, 81, fixing seat, 82, loop sleeve, 83, locking bolt, 84, bearing seat, 9, rotating shaft, 91, rotating shaft. DETAILED DESCRIPTION

[0018] To make the objectives, technical solutions, and advantages of this utility model clearer, the following detailed description is provided in conjunction with the accompanying drawings and embodiments. It should be understood that, in the description of this utility model, unless otherwise stated, "a plurality of" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," "tail," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0019] Please see Figures 2-4 This utility model embodiment provides a discharge hopper mechanism for a multi-layer vibrating screen, including a discharge hopper 2, two parallel guide rails 5 on a support plate 3, guide grooves on the guide rails 5, casters 4 on both sides of the discharge hopper 2 that cooperate with the guide grooves on the two guide rails 5, and a drive mechanism on the support plate 3. The drive mechanism is used to drive the discharge hopper 2 to move horizontally back and forth along the length of the guide rails 5, so as to make the discharge hopper 2 approach or move away from the screen discharge port 11 of the multi-layer vibrating screen 1.

[0020] The discharge hopper 2 has multiple partitions of different lengths, which divide the discharge hopper 2 into multiple discharge channels 21. Each discharge channel 21 has an upper inlet and a lower outlet. The number of discharge channels 21 is equal to the number of screen outlets 11, and there are four discharge channels 21. The support plate 3 has a discharge hole 31 corresponding to the lower outlet. When the discharge hopper 2 is working, the discharge hopper 2 is close to the screen outlet 11, and the screen outlet 11 extends into the upper inlet. The material flows out through the screen outlet 11, the upper inlet, the discharge channel 21, the lower outlet, and the discharge hole 31.

[0021] The caster 4 is a caster with a brake. The caster with a brake can be the existing caster with a brake in CN104108286A. The caster with a brake is prior art, and will not be described in detail here.

[0022] Combination Figures 2-4 As shown, the drive mechanism includes a connecting seat 6 fixed on one side of the discharge hopper 2, a rack 61 set at the lower end of the connecting seat 6, and a bracket 8 fixed on the support plate 3. A rotating shaft 9 is rotatably provided on the bracket 8. One end of the rotating shaft 9 is provided with a gear 7 that meshes with the rack 61, and the other end is provided with a handwheel 91. It should be noted that the parts not described in detail in this application are all prior art.

[0023] Specifically, the support 8 is provided with a fixing seat 81, the fixing seat 81 is provided with a ring sleeve 82 sleeved outside the rotating shaft 9, the ring sleeve 82 is provided with a locking bolt 83 for locking the rotating shaft 9, and the rotating shaft 9 is rotatably arranged in the ring sleeve 82. A rotating handle 91 is arranged, so as to drive the rotating shaft 9 to rotate, the gear 7 rotates, the rack 61 moves, so as to drive the discharge hopper 2 to move, after moving to a suitable position, the rotating shaft 9 is locked through the locking bolt 83, and the brake is realized through the cooperation of the castor with the brake, so as to realize the double locking effect.

[0024] In addition, the support 8 is T-shaped and comprises a vertical part and a horizontal part, the vertical part is fixed on the support plate 3, the horizontal part is provided with two bearing seats 84 at opposite upper ends, the rotating shaft 9 is rotatably arranged in the bearing seat 84 and has no axial displacement.

[0025] When the screen of the multi-layer vibrating screen 1 needs to be replaced, the discharge hopper 2 can be driven by the driving mechanism to move close to or away from the screen discharge port 11 of the multi-layer vibrating screen 1, so as to realize the rapid movement of the discharge hopper 2, move away from the front end of the multi-layer vibrating screen 1, provide convenience for replacing the damaged screen, and greatly improve the replacement efficiency.

[0026] Of course, the utility model is not limited to the above-mentioned embodiments, and several other embodiments based on the design concept of the utility model are provided below.

[0027] For example, in other embodiments, unlike the above-mentioned embodiments, the lower end of the vertical part is provided with a connecting plate, the connecting plate is fixedly connected with the support plate 3 through bolts, and a rib plate is arranged between the connecting plate and the vertical part.

[0028] It should be noted that the above embodiments are only used to illustrate the utility model, but the utility model is not limited to the above embodiments, and any simple modification, equivalent change and modification according to the technical essence of the utility model are all within the protection scope of the utility model.

Claims

1. A discharge hopper mechanism for a multi-layer vibrating screen, comprising a discharge hopper (2), characterized in that, Two guide rails (5) are provided parallel to each other on the support plate (3). The guide rails (5) are provided with guide grooves. Casters (4) that cooperate with the guide grooves on the two guide rails (5) are provided on both sides of the discharge hopper (2). A drive mechanism is provided on the support plate (3). The drive mechanism is used to drive the discharge hopper (2) to move horizontally back and forth along the length of the guide rails (5) so as to make the discharge hopper (2) approach or move away from the screen discharge port (11) of the multi-layer vibrating screen (1).

2. The discharge hopper mechanism of a multi-layer vibrating screen according to claim 1, characterized in that: The caster (4) is a caster with brakes.

3. The discharge hopper mechanism of a multi-layer vibrating screen according to claim 1, characterized in that: The drive mechanism includes a connecting seat (6) fixed on one side of the discharge hopper (2), a rack (61) set at the lower end of the connecting seat (6), and a bracket (8) fixed on the support plate (3). A rotating shaft (9) is rotatably provided on the bracket (8). One end of the rotating shaft (9) is provided with a gear (7) that meshes with the rack (61), and the other end is provided with a handwheel (91).

4. The discharge hopper mechanism of a multi-layer vibrating screen according to claim 3, characterized in that: The bracket (8) is provided with a fixed seat (81), and the fixed seat (81) is provided with a ring sleeve (82) sleeved on the outside of the rotating shaft (9), and the ring sleeve (82) is provided with a locking bolt (83) for locking the rotating shaft (9).

5. The discharge hopper mechanism of a multi-layer vibrating screen according to claim 3, characterized in that: The bracket (8) is T-shaped and includes a vertical part and a horizontal part. The vertical part is fixed on the support plate (3). The upper end of the horizontal part is provided with two bearing seats (84). The rotating shaft (9) is rotatably inserted into the bearing seats (84) without axial displacement.

6. The discharge hopper mechanism of a multi-layer vibrating screen according to claim 5, characterized in that: A connecting plate is provided at the lower end of the vertical part, and the connecting plate is fixedly connected to the support plate (3) by bolts.

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