Material screening device for road and bridge construction

Abstract

The material screening device for road and bridge construction comprises a screening mechanism and an anti-blocking mechanism, the anti-blocking mechanism is fixedly connected to the right side of the screening mechanism, the anti-blocking mechanism comprises a connecting plate, the bottom of the left side of the connecting plate is fixedly connected with a motor, the output end of the motor is fixedly connected with a first gear, and the output end of the first gear is fixedly connected with a second gear. The front side and the rear side of the right side of the connecting plate are movably connected with second gears through bearings, the bottoms of the second gears are meshed with the first gears, the outer sides of the right sides of the second gears are fixedly connected with rotating pins, the surfaces of the rotating pins are sleeved with vertical frames, and the bottom of the right side of the connecting plate is fixedly connected with an extension plate. According to the material screening device, the phenomenon that stacking and blocking are prone to occurring in traditional discharging is changed, the side plates are adopted to drive the collision blocks to impact the discharging bin back and forth, the materials are shaken off through the vibration sense generated by the collision blocks, the blocking phenomenon cannot occur when the materials of different sizes are screened out, and the subsequent machining progress cannot be affected.

Description

Technical Field

[0001] The utility model relates to the technical field of road and bridge construction, in particular to a material screening device for road and bridge construction. Background Art

[0002] According to the patents published on the China Patent Network, the patent name is: A material screening device for road and bridge construction, and the patent application number is: 201720612529.8. The utility model belongs to the technical field of road and bridge construction, and in particular relates to a material screening device for road and bridge construction; the technical problem to be solved by the utility model is to provide a material screening device for road and bridge construction that can save manpower and time, has low labor intensity, and has high work efficiency; in order to solve the above technical problems, the utility model provides such a material screening device for road and bridge construction, including a base plate, a bracket, a driving device, a sliding rod, a sliding sleeve, a screening device, a first collecting The collecting frame and the second collecting frame are equipped with brackets and the like on the top of the bottom plate from left to right in sequence through bolt connections; a driving device is provided on the upper right side of the bracket, and a sliding rod is horizontally connected to the right side above the driving device through bolt connections, a sliding sleeve is slidably provided on the sliding rod, and a screening device is provided at the bottom of the sliding sleeve; the utility model achieves the effect of saving manpower and time, low labor intensity and high work efficiency; and the material screening device mentioned above does not have a structure for preventing material from being blocked at the material discharge, and it is easy to accumulate at the material discharge when screening out materials of different sizes, and excessive accumulation will cause blockage, resulting in the subsequent processing progress being affected.

[0003] Therefore, it is necessary to redesign the material screening device to effectively prevent the material from accumulating and clogging. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the purpose of the present invention is to provide a material screening device for road and bridge construction, which has the advantage of preventing material blockage and solves the problem of easy accumulation and blockage of material.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a material screening device for road and bridge construction, comprising:

[0006] screening agencies;

[0007] The anti-blocking mechanism is fixedly connected to the right side of the screening mechanism, and the anti-blocking mechanism includes a connecting plate, the bottom of the left side of the connecting plate is fixedly connected to the motor, the output end of the motor is fixedly connected to gear 1, the front and rear sides of the right side of the connecting plate are movably connected to gear 2 through bearings, the bottom of the gear 2 is meshed with gear 1, the outer side of the right side of the gear 2 is fixedly connected to a rotating pin, the surface of the rotating pin is sleeved with a vertical frame, the bottom of the right side of the connecting plate is fixedly connected to an extension plate, the bottom of the vertical frame is slidably connected to the inside of the extension plate, the outer side of the vertical frame is fixedly connected to a convex plate, the outer side of the left side of the convex plate is fixedly connected to a side plate, the inner side of the side plate is fixedly connected to a bump block, and the inner side of the bump block contacts the screening mechanism.

[0008] As a preferred embodiment of the present invention, the screening mechanism includes a frame, a screening box is fixedly connected to the inner side of the frame, a lower material bin is connected to the right side of the screening box, and the inner side of the collision block is in contact with the lower material bin.

[0009] As a preferred embodiment of the present invention, grooves are provided on the front and rear sides of the top of the extension plate, and the bottom of the vertical frame is slidably connected to the inside of the grooves.

[0010] As a preferred embodiment of the present invention, a horizontal plate is fixedly connected to the left side of the vertical frame, and a buffer spring is fixedly connected to the inner side of the horizontal plate.

[0011] As a preferred embodiment of the present invention, a sliding rod is fixedly connected to the top of the left side of the vertical frame, the left side of the sliding rod is slidably connected to the connecting plate, a concave rod is provided on the inner side of the sliding rod, and the front and rear sides of the left side of the concave rod are fixedly connected to the connecting plate.

[0012] As a preferred embodiment of the present invention, triangular blocks are fixedly connected to the front and back of the motor, and the left side of the triangular block is fixedly connected to the connecting plate.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The material screening device of this utility model changes the phenomenon that the traditional material discharge is easy to accumulate and clog. The side plate is used to drive the collision block to hit the discharge bin back and forth, so that the vibration it emits will shake the material off. When screening out materials of different sizes, there will be no clogging phenomenon, and the subsequent processing progress will not be affected.

[0015] 2. The utility model can remove impurities, substandard products or parts that do not match the size in raw materials or semi-finished products through the setting of the screening mechanism, thereby ensuring that only materials that meet the quality standards enter the next process. It can also complete the screening task quickly and accurately, greatly reducing the time and labor costs required for manual screening.

[0016] 3. The utility model can make the mullion slide more smoothly inside the extension plate through the provision of the strip groove, thereby reducing the friction between the mullion and the extension plate, extending the service life of the mullion, and at the same time having a limiting effect on the mullion.

[0017] 4. The utility model can make the vertical frame move more stably through the arrangement of the horizontal plate and the buffer spring, and at the same time has a buffering effect on the vertical frame.

[0018] 5. The utility model can make the vertical frame move more stably through the arrangement of the sliding rod and the concave rod, and at the same time has the effect of limiting its movement trajectory.

[0019] 6. The utility model can make the motor more tightly connected to the connecting plate through the provision of the triangular block, thereby preventing the two from separating. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a structural diagram of the screening mechanism of the utility model;

[0022] Figure 3 This is a structural diagram of the anti-blocking mechanism of the utility model;

[0023] Figure 4 It is a bottom view of the anti-blocking mechanism of the utility model.

[0024] In the figure: 1. screening mechanism; 11. frame; 12. screening box; 13. unloading hopper; 2. anti-blocking mechanism; 21. connecting plate; 22. motor; 23. gear 1; 24. gear 2; 25. rotating pin; 26. vertical frame; 27. extension plate; 28. convex plate; 29. side plate; 210. bumper; 3. groove; 4. horizontal plate; 5. buffer spring; 6. slide rod; 7. concave rod; 8. triangular block. DETAILED DESCRIPTION

[0025] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] like Figures 1 to 4 As shown, the utility model provides a material screening device for road and bridge construction, comprising:

[0027] Screening Agency 1;

[0028] The anti-blocking mechanism 2 is fixedly connected to the right side of the screening mechanism 1. The anti-blocking mechanism 2 includes a connecting plate 21. The bottom of the left side of the connecting plate 21 is fixedly connected to a motor 22. The output end of the motor 22 is fixedly connected to a gear 1 23. The front and rear sides of the right side of the connecting plate 21 are movably connected to gear 2 24 through bearings. The bottom of gear 24 is meshed with gear 1 23. The outer side of the right side of gear 24 is fixedly connected to a rotating pin 25. The surface of the rotating pin 25 is sleeved with a vertical frame 26. The bottom of the right side of the connecting plate 21 is fixedly connected to an extension plate 27. The bottom of the vertical frame 26 is slidably connected to the inside of the extension plate 27. The outer side of the vertical frame 26 is fixedly connected to a convex plate 28. The outer side of the left side of the convex plate 28 is fixedly connected to a side plate 29. The inner side of the side plate 29 is fixedly connected to a bump block 210. The inner side of the bump block 210 contacts the screening mechanism 1.

[0029] refer to Figure 2 The screening mechanism 1 includes a frame 11 , a screening box 12 is fixedly connected to the inner side of the frame 11 , a lower material bin 13 is connected to the right side of the screening box 12 , and the inner side of the bump block 210 contacts the lower material bin 13 .

[0030] As a technical optimization solution of the present invention, the setting of the screening mechanism 1 can remove impurities, unqualified products or parts that do not match the size in raw materials or semi-finished products, thereby ensuring that only materials that meet the quality standards enter the next process, and can also complete the screening task quickly and accurately, greatly reducing the time and labor costs required for manual screening.

[0031] refer to Figure 3 The front and rear sides of the top of the extension plate 27 are both provided with a groove 3 , and the bottom of the vertical frame 26 is slidably connected to the inside of the groove 3 .

[0032] As a technical optimization solution of the present invention, the provision of the strip groove 3 enables the vertical frame 26 to slide more smoothly inside the extension plate 27, thereby reducing the friction between the vertical frame 26 and the extension plate 27, extending the service life of the vertical frame 26, and at the same time having a limiting effect on the vertical frame 26.

[0033] refer to Figure 3 The left side of the vertical frame 26 is fixedly connected with the horizontal plate 4, and the inner side of the horizontal plate 4 is fixedly connected with the buffer spring 5.

[0034] As a technical optimization solution of the present invention, the arrangement of the transverse plate 4 and the buffer spring 5 can make the vertical frame 26 move more stably, and at the same time provide a buffering effect on the vertical frame 26 .

[0035] refer to Figure 3The top of the left side of the vertical frame 26 is fixedly connected with a sliding rod 6, the left side of the sliding rod 6 is slidably connected to the connecting plate 21, and a concave rod 7 is provided on the inner side of the sliding rod 6. The front and rear sides of the left side of the concave rod 7 are fixedly connected to the connecting plate 21.

[0036] As a technical optimization solution of the present invention, the arrangement of the slide bar 6 and the concave bar 7 can make the vertical frame 26 move more stably and at the same time have a limiting effect on its movement trajectory.

[0037] refer to Figure 4 The front and back of the motor 22 are fixedly connected to the triangular block 8, and the left side of the triangular block 8 is fixedly connected to the connecting plate 21.

[0038] As a technical optimization solution of the present invention, the provision of the triangular block 8 can make the motor 22 more firmly connected to the connecting plate 21, thereby preventing the two from being separated.

[0039] The working principle and usage process of the present invention are as follows: first, the user starts the motor 22, the output end of the motor 22 drives the gear 1 23 to rotate, the gear 1 23 drives the gear 2 24 to rotate, the gear 2 24 drives the rotating pin 25 to rotate, the rotating pin 25 drives the vertical frame 26 to move forward and backward, the vertical frame 26 drives the convex plate 28 to move forward and backward, the convex plate 28 drives the side plate 29 to move forward and backward, and the side plate 29 drives the collision block 210 to move forward and backward, so that the collision block 210 collides with the discharge bin 13, so that the vibration it emits shakes the material off, thereby achieving the effect of preventing the discharge from being blocked.

[0040] In summary: the material screening device for road and bridge construction changes the phenomenon that traditional materials are easily accumulated and blocked through the material screening device. The side plate 29 is used to drive the impact block 210 to hit the material bin 13 back and forth, so that the vibration it emits will shake the material off. When screening out materials of different sizes, there will be no blockage, and the subsequent processing progress will not be affected.

[0041] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0042] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A material screening device for road and bridge construction, characterized by: include: Screening Agency (1); The anti-blocking mechanism (2) is fixedly connected to the right side of the screening mechanism (1), and the anti-blocking mechanism (2) includes a connecting plate (21), the bottom of the left side of the connecting plate (21) is fixedly connected to a motor (22), the output end of the motor (22) is fixedly connected to a gear 1 (23), the front side and the rear side of the right side of the connecting plate (21) are both movably connected to a gear 2 (24) through bearings, the bottom of the gear 2 (24) is meshed with the gear 1 (23), and the outer side of the right side of the gear 2 (24) is fixedly connected to the gear 1 (23). A rotating pin (25) is connected, and a vertical frame (26) is sleeved on the surface of the rotating pin (25). The bottom of the right side of the connecting plate (21) is fixedly connected to an extension plate (27), and the bottom of the vertical frame (26) is slidably connected to the inside of the extension plate (27). The outer side of the vertical frame (26) is fixedly connected to a convex plate (28), and the outer side of the left side of the convex plate (28) is fixedly connected to a side plate (29). The inner side of the side plate (29) is fixedly connected to a bump block (210), and the inner side of the bump block (210) contacts the screening mechanism (1).

2. A material screening device for road and bridge construction according to claim 1, characterized in that: The screening mechanism (1) comprises a frame (11), a screening box (12) is fixedly connected to the inner side of the frame (11), a lower material bin (13) is connected to the right side of the screening box (12), and the inner side of the collision block (210) contacts the lower material bin (13).

3. The material screening device for road and bridge construction according to claim 1, characterized in that: The front and rear sides of the top of the extension plate (27) are both provided with grooves (3), and the bottom of the vertical frame (26) is slidably connected to the inside of the grooves (3).

4. The material screening device for road and bridge construction according to claim 1, characterized in that: A horizontal plate (4) is fixedly connected to the left side of the vertical frame (26), and a buffer spring (5) is fixedly connected to the inner side of the horizontal plate (4).

5. The material screening device for road and bridge construction according to claim 1, characterized in that: A sliding rod (6) is fixedly connected to the top of the left side of the vertical frame (26), and the left side of the sliding rod (6) is slidably connected to the connecting plate (21). A concave rod (7) is provided on the inner side of the sliding rod (6), and the front and rear sides of the left side of the concave rod (7) are fixedly connected to the connecting plate (21).

6. The material screening device for road and bridge construction according to claim 1, characterized in that: The front and back sides of the motor (22) are both fixedly connected to a triangular block (8), and the left side of the triangular block (8) is fixedly connected to the connecting plate (21).

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