CN217888655U - Sand screening device for municipal road construction - Google Patents

Abstract

The utility model relates to a screening sand machine technical field specifically is screening sand device for town road construction, which comprises a bracket, the fixed surface of support is connected with the funnel, the support inner wall is provided with the conveyer belt, the sieve is installed for the position of funnel below to the conveyer belt surface, the lower surface of funnel is equipped with screening structure, screening structure includes the connecting rod, the upper surface and the funnel fixed connection of connecting rod, the lower fixed surface of connecting rod is connected with the motor, the output fixedly connected with circle piece of motor, the equal fixedly connected with fixed plate in both sides of funnel, two the equal slip of surface of fixed plate has run through the stock, the one end fixedly connected with plectane of stock, the arc surface cover of stock has the spring, the both ends of spring respectively with fixed plate and plectane fixed connection. This application has solved behind the sieve sand stone and debris staff that one side was sieved out and has needed to classify one by one to this extravagant staff more time's problem.

Description

Sand screening device for municipal road construction

Technical Field

The application relates to screening sand machine technical field especially relates to screening sand device for town road construction.

Background

The sand screening machine is generally composed of a support, a funnel, a conveyor belt and a screen plate, and is a device for screening mixed materials, such as sand, which is also used in sand screening of municipal road construction.

In the prior art, after sand flows down from the funnel and is screened through the sieve plate, the screened stones and branches can be uniformly screened out from one side of the sieve plate, and finally, classification treatment is carried out.

In order to solve the problem of later-stage classification of screened-out sundries and branches, the prior art adopts manual classification to process, but the manual classification mode is troublesome, the condition that the time of workers is wasted can be easily caused to occur to a certain extent, and then the problem that the working efficiency of the workers is reduced is caused to occur.

SUMMERY OF THE UTILITY MODEL

The utility model provides a purpose be in order to solve to have among the prior art behind the sieve sand sieve the stone and debris staff that one side was sieved out to classify one by one to this shortcoming of extravagant staff more time, and the town road construction that proposes is with sieving husky device.

In order to achieve the purpose, the following technical scheme is adopted in the application: screening sand device for town road construction, which comprises a bracket, the fixed surface of support is connected with the funnel, the support inner wall is provided with the conveyer belt, the sieve is installed for the position of funnel below on the conveyer belt surface, the lower surface of funnel is equipped with the screening structure, the screening structure includes the connecting rod, the upper surface and the funnel fixed connection of connecting rod, the lower fixed surface of connecting rod is connected with the motor, the output fixedly connected with circle piece of motor, the equal fixedly connected with fixed plate in both sides of funnel, two the equal slip of surface of fixed plate has run through the stock, the one end fixedly connected with plectane of stock, the arc surface cover of stock has the spring, the both ends of spring respectively with fixed plate and plectane fixed connection, the arc surface fixedly connected with branch of stock, the lower extreme fixedly connected with bottom plate of branch, one side fixedly connected with otter board screening of bottom plate, the screening otter board is located the below of funnel, the screening otter board is close to one side fixedly connected with U-shaped board of circle piece, the surface rotation of U-shaped board is connected with circle bar, the arc surface and the circle piece sliding connection of circle bar.

The effect that above-mentioned part reaches is: the effect of carrying out preliminary screening to the sand in the funnel has been reached to avoid the sieve to sieve the sand screening back as far as possible, there are stone or other debris in the material of screening, influence classification's the condition to appear.

Preferably, the lower surface of the funnel is uniformly and fixedly connected with two bars, two sliding frames are fixedly connected to the lower ends of the bars, sliding rods are fixedly connected to the two sides of the screening net plate, and the sliding rods are located on the inner walls of the sliding frames.

The effect that above-mentioned part reaches is: the screening otter board drives the slide bar and slides from the sliding frame inner wall, plays the effect of auxiliary stay screening otter board.

Preferably, the arc surface of the sliding rod is rotatably connected with a pulley, and the pulley is connected with the inner wall of the sliding frame in a sliding manner.

The effect that above-mentioned part reaches is: the sliding rod drives the pulley to slide from the inner wall of the sliding frame, so that the effect of reducing the friction force between the sliding rod and the sliding frame is achieved.

Preferably, the upper surface of the screening net plate is connected with a scraper in a sliding mode, one side of the scraper is evenly and fixedly connected with two pull rods, and one side, far away from the scraper, of each pull rod is fixedly connected with a pulling plate.

The effect that above-mentioned part reaches is: the pulling arm-tie drives the pull rod and removes, and the pull rod drives the scraper blade and removes from screening screen plate surface, plays the effect of striking off the debris of screening.

Preferably, the surface of support is equipped with the collection structure, collect the structure and include the dead lever, one side and the support fixed connection of dead lever, one side fixedly connected with cardboard of support is kept away from to the dead lever, the surperficial slip of cardboard is inserted and is equipped with the inserted bar, the inner wall sliding connection of cardboard has the rectangular plate, the round hole has been seted up on the surface of rectangular plate, the inner wall size and the inserted bar circular arc size looks adaptation of rectangular plate surperficial round hole, one side fixedly connected with collection box that the cardboard was kept away from to the rectangular plate, it is located the position of screening otter board one side to collect the box.

The effect that above-mentioned part reaches is: the effect of collecting sundries scraped by the scraper is achieved, and therefore the sundries can be conveniently and intensively treated by workers to a certain extent.

Preferably, one side of the rectangular plate is fixedly connected with a positioning plate, and one side of the positioning plate is in sliding connection with the clamping plate.

The effect that above-mentioned part reaches does: the movable rectangular plate drives the positioning plate to be attached to the clamping plate from the clamping plate, then the movable inserted bar is inserted into the inner wall of the round hole in the surface of the rectangular plate, and the effect of positioning the round hole in the surface of the rectangular plate to the position below the inserted bar is achieved.

Preferably, the upper end of the inserted link is fixedly connected with a limiting rope, and the other end of the limiting rope is fixedly connected with the clamping plate.

The effect that above-mentioned part reaches does: the movable inserted bar drives the limiting rope to move, and the effect of temporary limiting the inserted bar is achieved.

Preferably, one side of the collecting box is fixedly connected with a side rod, and the lower surface of the collecting box is fixedly connected with a push rod.

The effect that above-mentioned part reaches is: the movable ejector rod and the side rod drive the collecting box to move, and the effect of conveniently moving the collecting box is achieved.

In conclusion:

in the application, when sand needs to be screened, the conveying belt and the screen plate are started firstly, the motor is started again, the connecting rod limits the motor, the output end of the motor drives the round block to rotate, the circular arc surface of the round block slides with the round rod, the U-shaped plate drives the screening net plate to move through the round rod, the bottom plate drives the support plate and the long rod to move through the movement of the screening net plate, the long rod drives the round plate to slide from the surface of the fixing plate, the spring is in an open state at the moment, the sliding rod drives the pulley to slide from the inner wall of the sliding frame through the movement of the screening net plate, the pulley achieves the effect of reducing the friction force between the sliding rod and the sliding frame, the strip rod limits the sliding frame, the sliding rod plays the role of auxiliary supporting of the screening net plate, the output that the disk passes through the motor rotates and breaks away from with the round bar again, the spring is in the contraction state this moment, it removes to drive stock and branch, the base drives the screening otter board through the removal of branch and removes, the U-shaped board drives the round bar through the removal of screening otter board and lasts and laminate with the disk, make the round trip rotation of disk, make the screening otter board present the state of rocking from side to side through the spring, then pour the sand into the funnel, the sand flows in the surface at the screening otter board from the funnel, the screening otter board is sieved the back with the sand, the debris branch can be detained on the surface of screening otter board, the sand flows the surface of sieve again and further sieves, usable sand after will sieving through the conveyer belt at last moves away.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic view of the structure of the lower part of the present application;

FIG. 3 is a schematic partial structural view of FIG. 2 of the present application;

figure 4 is a schematic view of a portion of the structure of the screening structure of the present application at the pull plate;

FIG. 5 is a side view partially in schematic form of the present application;

fig. 6 is an enlarged view of fig. 5 a of the present application.

Illustration of the drawings: 1. a support; 2. a funnel; 3. a conveyor belt; 4. a sieve plate; 5. screening the structure; 501. a connecting rod; 502. a motor; 503. a round block; 504. a fixing plate; 505. a long rod; 506. a circular plate; 507. a spring; 508. a strut; 509. a base plate; 510. screening the screen plate; 511. a U-shaped plate; 512. a round bar; 513. a bar; 514. a slide frame; 515. a slide bar; 516. a pulley; 517. a squeegee; 518. a pull rod; 519. pulling a plate; 6. a collection structure; 61. fixing the rod; 62. clamping a plate; 63. inserting a rod; 64. a rectangular plate; 65. a collection box; 66. positioning a plate; 67. a limiting rope; 68. a side lever; 69. and a push rod.

Detailed Description

Referring to fig. 1, the present application provides a technical solution: screening sand device for town road construction, including support 1 and scraper blade 517, the fixed surface of support 1 is connected with funnel 2, 1 inner wall of support is provided with conveyer belt 3, sieve 4 is installed for the position of 2 below funnels in the 3 surfaces of conveyer belt, the lower surface of funnel 2 is equipped with screening structure 5, the effect of carrying out preliminary screening to the sand in the funnel 2 has been reached, thereby avoid sieve 4 to carry out the sand screening back as far as possible, there are stone or other debris in the material of screening, the condition that influences classification appears, the surface of support 1 is equipped with collection structure 6, the effect of collecting is carried out to the debris after scraper blade 517 strikes off has been reached, thereby make things convenient for staff to carry out the centralized processing to debris to a certain extent.

The specific arrangement and function of the screening structure 5 and the collecting structure 6 will be described in detail below.

Referring to fig. 2 and 3 and fig. 4, in the present embodiment: screening structure 5 includes connecting rod 501, the upper surface and the 2 fixed connection of funnel of connecting rod 501, the lower fixed surface of connecting rod 501 is connected with motor 502, motor 502's output fixedly connected with circle 503, the equal fixedly connected with fixed plate 504 in both sides of funnel 2, the surface of two fixed plate 504 all slides and runs through stock 505, the one end fixedly connected with plectane 506 of stock 505, the arc surface cover of stock 505 has spring 507, the both ends of spring 507 respectively with fixed plate 504 and plectane 506 fixed connection, the arc surface fixedly connected with branch 508 of stock 505, the lower extreme fixedly connected with bottom plate 509 of branch 508, one side fixedly connected with screening otter board 510 of bottom plate 509, screening otter board 510 is located the below of funnel 2, one side fixedly connected with U-shaped board 511 that screening otter board 510 is close to circle 503, the surface rotation of U-shaped board 511 is connected with circle 512, the arc surface and the circle 503 sliding connection of circle 512.

Two bars 513 of the even fixedly connected with of lower surface of funnel 2, the equal fixedly connected with of lower extreme of two bars 513 slides frame 514, the equal fixedly connected with slide bar 515 in both sides of screening otter board 510, slide bar 515 is located the inner wall of sliding frame 514, screening otter board 510 drives slide bar 515 and slides from sliding frame 514 inner wall, play the effect of auxiliary stay screening otter board 510, the arc surface of slide bar 515 rotates and is connected with pulley 516, pulley 516 and the inner wall sliding connection who slides frame 514, slide bar 515 drives pulley 516 and slides from the inner wall of sliding frame 514, reach the effect that reduces frictional force between slide bar 515 and the sliding frame 514.

One side and the screening otter board 510 sliding connection of scraper blade 517, two pull rods 518 of the even fixedly connected with in one side of scraper blade 517, one side fixedly connected with arm-tie 519 that scraper blade 517 was kept away from to two pull rods 518, pulling arm-tie 519 drives pull rod 518 and removes, and pull rod 518 drives scraper blade 517 and removes from screening otter board 510 surface, plays the effect of scraping the debris that will screen.

Referring to fig. 5 and 6, specifically, collecting structure 6 includes dead lever 61, one side of dead lever 61 and support 1 fixed connection, one side fixedly connected with cardboard 62 that support 1 was kept away from to dead lever 61, the surperficial slip of cardboard 62 is inserted and is equipped with inserted bar 63, the inner wall sliding connection of cardboard 62 has rectangular plate 64, the round hole has been seted up on the surface of rectangular plate 64, the inner wall size and the inserted bar 63 circular arc size looks adaptation of rectangular plate 64 surface round hole, one side fixedly connected with collection box 65 that cardboard 62 was kept away from to rectangular plate 64, collection box 65 is located the position of screening otter board 510 one side, one side fixedly connected with locating plate 66 of rectangular plate 64, one side and cardboard 62 sliding connection of locating plate 66, remove rectangular plate 64 and drive locating plate 66 and cardboard 62 laminating from within the cardboard 62, then remove the inner wall that inserted bar 63 inserted rectangular plate 64 surface round hole, play the effect of locating rectangular plate 64 surface to the position below inserted bar 63.

The upper end fixed connection of inserted bar 63 has spacing rope 67, and the other end and the cardboard 62 fixed connection of spacing rope 67 move inserted bar 63 and drive spacing rope 67 and move, reach and carry out interim spacing effect to inserted bar 63, collect one side fixedly connected with side lever 68 of box 65, the lower fixed surface of collecting box 65 is connected with ejector pin 69, remove ejector pin 69 and side lever 68 and drive and collect box 65 and move, play the effect that the box 65 was collected in the convenient removal.

The working principle is that when sand needs to be screened, firstly, the conveyor belt 3 and the screen plate 4 are started, then the motor 502 is started, the connecting rod 501 limits the motor 502, the output end of the motor 502 drives the round block 503 to rotate, the arc surface of the round block 503 slides with the round rod 512, the U-shaped plate 511 drives the screening screen plate 510 to move through the round rod 512, the bottom plate 509 drives the support plate and the long rod 505 to move through the movement of the screening screen plate 510, the long rod 505 drives the round plate 506 to slide from the surface of the fixing plate 504, at the moment, the spring 507 is in an open state, the sliding rod 515 drives the pulley 516 to slide from the inner wall of the sliding frame 514 through the movement of the screening screen plate 510, the pulley 516 achieves the effect of reducing the friction force between the sliding rod 515 and the sliding frame 514, the strip rod 513 limits the sliding frame 514, the sliding rod 515 plays the role of assisting in supporting the screening screen plate 510, the round block 503 is separated from the round rod 512 through the rotation of the output end of the motor 502, at the moment, the spring 507 is in a contracted state, the long rod 505 and the supporting rod 508 are driven to move, the base drives the screening net plate 510 to move through the movement of the supporting rod 508, the U-shaped plate 511 drives the round rod 512 to be continuously attached to the round block 503 through the movement of the screening net plate 510, the screening net plate 510 is enabled to be in a left-right shaking state through the spring 507 through the back-and-forth rotation of the round block 503, then sand is poured into the funnel 2, the sand flows on the surface of the screening net plate 510 from the funnel 2, after the screening net plate 510 screens the sand, sundry tree branches are retained on the surface of the screening net plate 510, the sand flows on the surface of the screen plate 4 for further screening, finally, the sand which can be used after screening is removed through the conveyor belt 3, when the sundry tree branches retained on the surface of the screening net plate 510 need to be treated, the pulling plate 519 is moved to the side far away from the screening net plate 510, the pulling rod 518 drives the scraper 517 to move through the movement of the pulling plate 519, and the scraper 517 scrapes the sundry tree branches from the surface of the screening net plate 510, the scraper 517 plays a role of scraping the screened impurities.

When the sundry tree branches after scraping are required to be intensively treated, sundries scraped by the scraping plate 517 are scraped into the collection box 65 on one side of the screening net plate 510, then the inserted bar 63 drives the limiting rope 67 to slide from the surface of the screening net plate 62, the limiting rope 67 achieves the effect of temporarily limiting the inserted bar 63, the inserted bar 63 is separated from the inner wall of the round hole on the surface of the rectangular plate 64, then the ejector rod 69 and the side rod 68 are moved towards one side far away from the screening net plate 510, the collection box 65 drives the rectangular plate 64 to move through the movement of the ejector rod 69 and the side rod 68, the side rod 68 plays a role in conveniently moving the collection box 65, the positioning plate 66 is separated from the screening net plate 62 through the movement of the rectangular plate 64, the positioning plate 66 plays a role in positioning the round hole on the surface of the rectangular plate 64 to the position below the inserted bar 63, and finally the sundry tree branches in the collection box 65 are uniformly treated.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Claims (8)

1. Sand screening device is used in town road construction, including support (1), its characterized in that: the surface of the support (1) is fixedly connected with a funnel (2), the inner wall of the support (1) is provided with a conveyor belt (3), the surface of the conveyor belt (3) is provided with a sieve plate (4) relative to the position below the funnel (2), the lower surface of the funnel (2) is provided with a sieving structure (5), the sieving structure (5) comprises a connecting rod (501), the upper surface of the connecting rod (501) is fixedly connected with the funnel (2), the lower surface of the connecting rod (501) is fixedly connected with a motor (502), the output end of the motor (502) is fixedly connected with a round block (503), two sides of the funnel (2) are respectively fixedly connected with a fixing plate (504), the surfaces of the two fixing plates (504) are respectively provided with a long rod (505) in a sliding way, one end of the long rod (505) is fixedly connected with a round plate (506), the arc surface of the long rod (505) is sleeved with a spring (507), two ends of the spring (507) are respectively fixedly connected with the fixing plate (504) and the fixing plate (506), the arc surface of the fixing plate (508) is fixedly connected with a support rod (508), the lower end of the support rod (508) is fixedly connected with a bottom plate (509), one side of the sieving bottom plate (510) is fixedly connected with a sieving plate (510), and one side of the sieving plate (510) is positioned below the sieving plate (510), screening otter board (510) are close to one side fixedly connected with U-shaped board (511) of circle piece (503), the surface of U-shaped board (511) is rotated and is connected with round bar (512), the arc surface and the circle piece (503) sliding connection of round bar (512).

2. The sand screening device for town road construction according to claim 1, wherein: two bars (513) of the even fixedly connected with of lower surface of funnel (2), two the equal fixedly connected with of lower extreme of bar (513) slides frame (514), the equal fixedly connected with slide bar (515) in both sides of screening otter board (510), slide bar (515) are located the inner wall of sliding frame (514).

3. The sand screening device for municipal road construction according to claim 2, wherein: the arc surface of the sliding rod (515) is rotatably connected with a pulley (516), and the pulley (516) is connected with the inner wall of the sliding frame (514) in a sliding manner.

4. The sand screening device for town road construction according to claim 1, wherein: the upper surface sliding connection of screening otter board (510) has scraper blade (517), the even fixedly connected with two pull rods (518) of one side of scraper blade (517), two one side fixedly connected with arm-tie (519) that scraper blade (517) were kept away from in pull rod (518).

5. The sand screening device for town road construction according to claim 1, wherein: the surface of support (1) is equipped with collects structure (6), collect structure (6) including dead lever (61), one side and support (1) fixed connection of dead lever (61), one side fixedly connected with cardboard (62) of support (1) are kept away from in dead lever (61), the surperficial slip of cardboard (62) is inserted and is equipped with inserted bar (63), the inner wall sliding connection of cardboard (62) has rectangular plate (64), the round hole has been seted up on the surface of rectangular plate (64), the inner wall size and inserted bar (63) circular arc size looks adaptation of rectangular plate (64) surface round hole, one side fixedly connected with that cardboard (62) were kept away from in rectangular plate (64) collects box (65), collect box (65) and be located the position of screening otter board (510) one side.

6. The sand screening device for municipal road construction according to claim 5, wherein: one side of the rectangular plate (64) is fixedly connected with a positioning plate (66), and one side of the positioning plate (66) is in sliding connection with the clamping plate (62).

7. The sand screening device for municipal road construction according to claim 5, wherein: the upper end of the inserted bar (63) is fixedly connected with a limiting rope (67), and the other end of the limiting rope (67) is fixedly connected with the clamping plate (62).

8. The sand screening device for municipal road construction according to claim 5, wherein: one side of the collecting box (65) is fixedly connected with a side rod (68), and the lower surface of the collecting box (65) is fixedly connected with a push rod (69).

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