Gravel sieving, distributing and conveying system

Abstract

The utility model relates to the technical field of gravel sieving and shunting, and particularly discloses a gravel sieving and shunting conveying system which comprises a box body, a plurality of U-shaped grooves which are evenly distributed are formed in the left end of the box body in a penetrating mode, and a plurality of clamping grooves which are evenly distributed and matched with the U-shaped grooves are formed in the right end face of the interior of the box body. Limiting grooves are formed in the front end and the rear end of the interior of the U-shaped groove, a U-shaped plate is movably installed between the U-shaped groove and the clamping groove which are located at the same height, limiting plates matched with the limiting grooves are fixedly connected to the front end and the rear end of the U-shaped plate, and a supporting block is fixedly connected to the left end of the U-shaped plate; the left end of the supporting block penetrates through and is in threaded connection with a threaded rod, a plurality of limiting holes located below the U-shaped groove are formed in the left end of the box body, and the purposes that the U-shaped plate (screen plate) which is seriously abraded can be replaced conveniently, use is convenient, the gravel feeding amount is convenient to control, and the screening effect is good are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of gravel screening and shunting, in particular to a gravel screening and shunting conveying system. BACKGROUND

[0002] Gravel is obtained by crushing and screening natural rocks (or pebbles), and it has many edges and corners and a rough surface, which bonds well with cement. The mixed concrete mixture has poor fluidity, but the hardened concrete has high strength. The small pieces of rock are irregular in size, shape, and texture, which may be caused by natural reasons or human destruction.

[0003] The patent number CN216272105U discloses a gravel screening and shunting conveying system, which includes a bottom plate, a support column fixedly connected to the top of the bottom plate, a sieve box fixedly connected to the top of the support column, an inclined plate fixedly connected to the bottom right side of the sieve box, a support plate fixedly connected to the left side outer wall of the sieve box, a drive motor fixedly installed at the top of the support plate, a rotating rod fixedly connected to the output end of the drive motor, an eccentric wheel fixedly connected to the end of the rotating rod away from the drive motor, an I-beam fixedly connected to the top left inner wall of the sieve box, and a sieve frame movably connected to the bottom end of the I-beam. The device has a simple structure and novel design. It can screen gravel according to its size, automatically convey the screened gravel, and effectively avoid the mixing of large gravel into small gravel. The mechanical screening effectively avoids manual labor costs and increases production speed.

[0004] The above device can divide gravel into large and small pieces and convey the screened gravel through a conveyor belt. However, the installation method of the sieve frame in the above device is fixed, making it inconvenient to disassemble and replace the sieve frame. In addition, it is inconvenient to control the feed amount of gravel, which may result in excessive feed at one time and affect the screening effect. Therefore, a gravel screening and shunting conveying system is needed. SUMMARY

[0005] The utility model aims to provide a gravel screening and shunting conveying system, which can conveniently replace the severely worn U-shaped plate (sieve plate), is convenient to use, can control the feed amount of gravel, and has good screening effect.

[0006] To achieve the above object, the utility model provides the following technical scheme: a gravel sieving and separating conveying system, including the box, a plurality of uniformly distributed U-shaped grooves are arranged in the left end of the box, a plurality of uniformly distributed clamping grooves which are matched with the U-shaped grooves are arranged in the right end surface of the box, the front and rear ends of the U-shaped groove are both provided with limiting grooves, the U-shaped plates are movably installed between the U-shaped grooves and the clamping grooves at the same height, the front and rear ends of the U-shaped plate are both fixedly connected with the limiting plates which are matched with the limiting grooves;

[0007] The left end of the U-shaped plate is fixedly connected with the supporting block, the left end of the supporting block penetrates and is threadedly connected with the threaded rod, and a plurality of limiting holes are arranged in the left end of the box and located below the U-shaped grooves.

[0008] The inside of the U-shaped plate is provided with a spiral rod, the upper end of the box is communicated with a feeding bin, the rear end of the feeding bin is provided with a first motor, the output end of the first motor penetrates the feeding bin and is fixedly connected with a rotating shaft, and the outer wall of the rotating shaft is fixedly connected with a plurality of uniformly distributed baffles.

[0009] In order to drive the spiral rod to rotate, as one kind of gravel sieving and separating conveying system of the utility model, a plurality of second motors are installed in the left end of the box and located in the middle of the U-shaped grooves, the output end of the second motor penetrates the box and is fixedly connected with the spiral rod.

[0010] In order to conveniently convey gravel of different sizes, as one kind of gravel sieving and separating conveying system of the utility model, a plurality of discharge pipes are arranged in the right end of the box and communicated with the plurality of U-shaped plates, a plurality of conveyors are arranged below the discharge pipes and installed on the right side of the box, a storage bin is arranged in the right end of the box, and the inside of the storage bin is divided into a plurality of distribution bins by a plurality of partition plates.

[0011] In order to conveniently sieve gravel of different sizes, as one kind of gravel sieving and separating conveying system of the utility model, a plurality of uniformly distributed mesh holes are arranged in the outer wall of the U-shaped plate located at the upper end and the middle part, and the size of the mesh holes in the outer wall of the U-shaped plate located at the middle part is smaller than that of the mesh holes in the outer wall of the U-shaped plate located at the upper end.

[0012] In order to assist the plurality of baffles in conveying gravel, as one kind of gravel sieving and separating conveying system of the utility model, two arc-shaped plates which are distributed left and right and abut against the plurality of baffles are fixedly connected between the front and rear ends of the inside of the feeding bin.

[0013] In order to conveniently convey gravel of different sizes into different distribution bins after sieving, as one kind of gravel sieving and separating conveying system of the utility model, the lengths of the plurality of conveyors gradually decrease from top to bottom.

[0014] Compared with the prior art, the utility model have the advantages that:

[0015] The utility model discloses, through the cooperation of feed bin and multiple baffle, first motor, pivot, second motor, screw rod, control the feed quantity of broken stone and prevent broken stone from accumulating in the inside of U -shaped board,

[0016] When U-shaped board needs to be replaced because of serious wear, rotate threaded rod, make threaded rod separate from limit hole, pull out U-shaped board from U-shaped groove, clamping groove and limit board inside, replace,

[0017] The above -mentioned purpose of replacing the U -shaped board (screen plate) of more serious wear conveniently, using conveniently and the broken stone feed quantity of convenient control, screening effect is good. DRAWINGS

[0018] Fig. 1 It is the overall section structure diagram of the utility model;

[0019] Fig. 2 It is the left view section structure diagram of the utility model;

[0020] Fig. 3 It is the local structure diagram of the utility model;

[0021] Fig. 4 It is the U-shaped board structure diagram of the utility model.

[0022] In the drawing: 1, box;2, U-shaped groove;3, U-shaped board;4, second motor;5, screw rod;6, support block;7, threaded rod;8, limit hole;9, discharge pipe;10, conveyor;11, feed bin;12, pivot;13, baffle;14, arc plate;15, storage bin;16, clamping groove;17, limit slot;18, limit plate;19, first motor. DETAILED DESCRIPTION

[0023] Please refer to Figs. 1 to 4 A broken stone screening and shunting conveying system, including box 1, the left end of box 1 is provided with multiple U-shaped grooves 2 that are evenly distributed, the right end surface in the box 1 is provided with multiple clamping grooves 16 that are evenly distributed and matched with the U-shaped grooves 2, the front and rear ends of the U-shaped grooves 2 are provided with limit slots 17, the U-shaped boards 3 are movably installed between the U-shaped grooves 2 and the clamping grooves 16 at the same height, and the front and rear ends of the U-shaped boards 3 are fixedly connected with the limit plates 18 matched with the limit slots 17;

[0024] The left end of the U-shaped board 3 is fixedly connected with the support block 6, the left end of the support block 6 penetrates and is threadedly connected with the threaded rod 7, and the left end of the box 1 is provided with multiple limit holes 8 located below the U-shaped grooves 2;

[0025] The interior of the U-shaped plate 3 is provided with a screw rod 5, the upper end of the box body 1 is communicated with a feeding bin 11, the rear end of the feeding bin 11 is provided with a first motor 19, the output end of the first motor 19 penetrates through the feeding bin 11 and is fixedly connected with a rotating shaft 12, and the outer wall of the rotating shaft 12 is fixedly connected with a plurality of uniformly distributed baffles 13.

[0026] In the embodiment, when in use, the gravel is put into the plurality of baffles 13 through the feeding bin 11, the rotating shaft 12 and the baffle 13 are slowly driven by the first motor 19, the gravel between the plurality of baffles 13 is sequentially placed into the interior of the uppermost U-shaped plate 3, and the second motor 4 is started to drive the screw rod 5 to rotate, so that the gravel is conveyed at the same time, the gravel is screened through the mesh holes in the outer wall of the U-shaped plate 3, the feeding amount of the gravel is controlled through the plurality of baffles 13 and the gravel is prevented from being accumulated in the interior of the U-shaped plate 3 in cooperation with the screw rod 5, and the screening effect is affected.

[0027] When the U-shaped plate 3 needs to be replaced due to serious wear, the threaded rod 7 is rotated, the threaded rod 7 is separated from the limiting hole 8, the U-shaped plate 3 is pulled out from the interiors of the U-shaped groove 2, the clamping groove 16 and the limiting plate 18, and is replaced.

[0028] As a technical optimization scheme of the utility model, the left end of the box body 1 is provided with a plurality of second motors 4 which are respectively located in the middle of the U-shaped groove 2, and the output end of the second motor 4 penetrates through the box body 1 and is fixedly connected with the screw rod 5.

[0029] In the embodiment, the second motor 4 can drive the screw rod 5 to rotate, and the gravel can be driven to move in the interior of the U-shaped plate 3 through the screw rod 5.

[0030] As a technical optimization scheme of the utility model, the right end of the box body 1 is provided with a plurality of discharge pipes 9 which are respectively communicated with the plurality of U-shaped plates 3, the lower end of the plurality of discharge pipes 9 is provided with a conveyor 10 which is installed on the right side of the box body 1, the right end of the box body 1 is provided with a storage bin 15, and the interior of the storage bin 15 is divided into a plurality of distribution bins through a plurality of partition plates.

[0031] In the embodiment, the gravel of different sizes can be conveniently conveyed through the conveyor 10, and the gravel particles of different sizes can be conveniently collected through the plurality of distribution bins.

[0032] As a technical optimization scheme of the utility model, the outer wall of the U-shaped plate 3 located at the upper end and the middle portion is provided with a plurality of uniformly distributed mesh holes, and the size of the mesh holes in the outer wall of the U-shaped plate 3 located at the middle portion is smaller than the size of the mesh holes in the outer wall of the U-shaped plate 3 located at the upper end.

[0033] In the embodiment, the gravel of different sizes can be conveniently screened through the mesh holes.

[0034] As a technical optimization scheme of the utility model, two arc-shaped plates 14 distributed left and right and abutting against the plurality of baffles 13 are fixedly connected between the front and rear ends inside the feeding bin 11.

[0035] In the embodiment: the arc-shaped plates 14 can assist the plurality of baffles 13 to perform the conveying operation on the gravel.

[0036] As a technical optimization scheme of the utility model, the lengths of the plurality of conveyors 10 are sequentially shortened from top to bottom.

[0037] In the embodiment: the lengths of the plurality of conveyors 10 are sequentially shortened from top to bottom, so that the gravel of different sizes after screening can be conveniently conveyed into different distribution bins.

[0038] Working principle: in use, firstly, the U-shaped plate 3 is placed between the U-shaped groove 2 and the clamping groove 16, the limiting plate 18 is inserted into the limiting groove 17, and the threaded rod 7 is screwed into the inside of the limiting hole 8 to limit the U-shaped plate 3;

[0039] Then the gravel is poured into the plurality of baffles 13 through the feeding bin 11, the first motor 19 slowly drives the rotating shaft 12 and the baffle 13 to rotate, the gravel between the plurality of baffles 13 is sequentially placed into the inside of the uppermost U-shaped plate 3, the second motor 4 is started to drive the spiral rod 5 to rotate, the gravel is conveyed, at the same time, the gravel is screened through the mesh holes on the outer wall of the U-shaped plate 3, the feeding amount of the gravel is controlled through the plurality of baffles 13 and the spiral rod 5 is matched to prevent the gravel from being accumulated in the inside of the U-shaped plate 3 and affecting the screening effect;

[0040] When the U-shaped plate 3 needs to be replaced due to serious wear, the threaded rod 7 is rotated to make the threaded rod 7 disengage from the limiting hole 8, the U-shaped plate 3 is pulled out from the inside of the U-shaped groove 2, the clamping groove 16 and the limiting plate 18, and is replaced.

[0041] The above is only a preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A grit screening and diverting system comprising a housing (1) characterised in that: The left end of the box (1) is provided with a plurality of uniformly distributed U-shaped grooves (2), the right end face of the box (1) is provided with a plurality of uniformly distributed clamping grooves (16) matched with the U-shaped grooves (2), the front and rear ends of the U-shaped groove (2) are provided with limiting grooves (17), the U-shaped plates (3) are movably installed between the U-shaped grooves (2) and the clamping grooves (16) at the same height, and the front and rear ends of the U-shaped plate (3) are fixedly connected with limiting plates (18) matched with the limiting grooves (17). The left end of the U-shaped plate (3) is fixedly connected with a supporting block (6), the left end of the supporting block (6) penetrates and is threadedly connected with a threaded rod (7), and the left end of the box (1) is provided with a plurality of limiting holes (8) located below the U-shaped grooves (2). The inside of the U-shaped plate (3) is provided with a spiral rod (5), the upper end of the box (1) is communicated with a feeding bin (11), the rear end of the feeding bin (11) is provided with a first motor (19), the output end of the first motor (19) penetrates the feeding bin (11) and is fixedly connected with a rotating shaft (12), and the outer wall of the rotating shaft (12) is fixedly connected with a plurality of uniformly distributed baffles (13).

2. A stone screening and diverting conveyor system as claimed in claim 1, wherein: The left end of the box (1) is provided with a plurality of second motors (4) located in the middle of the U-shaped grooves (2), and the output end of the second motor (4) penetrates the box (1) and is fixedly connected with the spiral rod (5).

3. A stone screening and diverting conveyor system as claimed in claim 1, wherein: The right end of the box (1) is provided with a plurality of discharge pipes (9) communicated with the plurality of U-shaped plates (3), respectively, a plurality of conveyors (10) are arranged below the discharge pipes (9) and are mounted on the right side of the box (1), the right end of the box (1) is provided with a storage bin (15), and the inside of the storage bin (15) is divided into a plurality of distribution bins by a plurality of partitions.

4. A stone screening and diverting conveyor system as claimed in claim 1, wherein: The outer wall of the U-shaped plate (3) located at the upper end and the middle portion is provided with a plurality of uniformly distributed mesh holes, and the size of the mesh holes on the outer wall of the U-shaped plate (3) located at the middle portion is smaller than that of the mesh holes on the outer wall of the U-shaped plate (3) located at the upper end.

5. A stone screening and diverting conveyor system as claimed in claim 1, wherein: The front and rear ends of the feeding bin (11) are fixedly connected with two arc-shaped plates (14) distributed left and right and abutting against the plurality of baffles (13).

6. A stone screening and diverting conveyor system as claimed in claim 3, wherein: The lengths of the plurality of conveyors (10) gradually decrease from top to bottom.

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