CN218743057U

CN218743057U - Screening device for concrete raw materials

Info

Publication number: CN218743057U
Application number: CN202223184009.1U
Authority: CN
Inventors: 姚军盈; 郭良伟
Original assignee: Wuyang Zhonglian Building Materials Co ltd
Current assignee: Wuyang Zhonglian Building Materials Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-28
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a sieving mechanism for concrete raw materials, including the landing leg, landing leg top fixedly connected with handles the case, and it openly articulates to handle the case has the chamber door, and chamber door left side fixedly connected with charge-in pipeline handles case right side and inside and all is provided with screening mechanism, handles the equal fixedly connected with guide block in incasement wall both sides, and the inside clearance mechanism that is provided with of landing leg handles the bottom half and has seted up the discharge gate, and screening mechanism includes first backup pad, and first backup pad fixed connection is in handling case right side, the first motor of first backup pad top fixedly connected with. The utility model discloses in, through the screening mechanism that sets up, only need start first backup pad work, can drive the screen cylinder and roll, make the inside concrete raw materials who adds of screen cylinder can reach good screening quality, also promoted the efficiency of screening to a certain extent wherein can remain in the inside of screen cylinder through the impurity of screening, the rethread is opened a section of thick bamboo door and is accomplished the clearance to impurity.

Description

Screening device for concrete raw materials

Technical Field

The utility model relates to a concrete processing technology field especially relates to a sieving mechanism for concrete raw materials.

Background

Concrete (Concrete), referred to as "Concrete (t Lou ng)": refers to the general term of engineering composite materials which are formed by cementing aggregates into a whole by cementing materials. The term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering.

According to the 'screening device for concrete raw materials' described in the national patent net (with the publication number of CN 213967559U), the screening device comprises a screening cylinder, a driving motor, a rotating shaft, a stirring plate, an annular screening frame, a first screening net, a second screening net, a third screening net, a connecting ring, a first partition plate, a first blanking pipe, a second blanking pipe, a third blanking pipe, a second partition plate, an L-shaped limiting block and a partition plate; the upper end surface of the screening cylinder is provided with a feeding port for feeding materials, and the upper end surface of the screening cylinder is provided with a through hole; the driving motor is arranged on the upper end surface of the screening drum, and an output shaft of the driving motor is connected with one end of the rotating shaft; the other end of the rotating shaft is connected with the stirring plate; one side of the L-shaped limiting block is connected with the screening cylinder; the peripheral surface of the annular screen frame is provided with a mounting groove; one end of each group of partition plates is connected with the inner wall of the annular screen frame, and the other end of each group of partition plates is connected with the outer end face of the connecting ring. The utility model discloses can be quick come out the impurity separation in the concrete raw materials, simple structure convenient operation, the practicality is strong.

From the above, the inventors consider that the following drawbacks exist:

this sieving mechanism for concrete raw materials is in the use, and when the raw materials of screening entered into the screening drum inside from the loading hopper, the top of first screening net can't be guaranteed dropping completely that the raw materials can be accurate, secondly can not guarantee under the effect of stirring board that the raw materials can disposable screening accomplish to lead to the unqualified quality of screening, and can have the raw materials of filtering out and drop the problem that can't clear up completely in the bottom of screening drum inner wall.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem existing in the prior art and providing a screening device for concrete raw materials.

In order to realize the purpose, the utility model adopts the following technical scheme: a screening device for concrete raw materials comprises supporting legs, wherein a processing box is fixedly connected to the tops of the supporting legs, a box door is hinged to the front of the processing box, a feeding pipeline is fixedly connected to the left side of the box door, screening mechanisms are arranged on the right side and inside of the processing box, guide blocks are fixedly connected to two sides of the inner wall of the processing box, a cleaning mechanism is arranged inside the supporting legs, and a discharge hole is formed in the bottom of the processing box;

screening mechanism includes first backup pad, first backup pad fixed connection is on the processing case right side, the first motor of first backup pad top fixedly connected with, first motor top fixedly connected with worm, the meshing of worm outer wall has the worm wheel, worm wheel inner circle fixedly connected with connecting rod, connecting rod left end fixedly connected with screen cylinder, the screen cylinder outside articulates there is the section of thick bamboo door.

Preferably, handle incasement wall left side fixedly connected with and connect the lantern ring, it is connected with the rotation of screen drum outer lane to connect lantern ring inner circle, is convenient for play the effect of support to the screen drum, is convenient for its stable screening.

Preferably, the right side of the treatment box is provided with a rotating hole matched with the connecting rod, and the connecting rod is rotatably connected inside the rotating hole, so that the worm wheel can drive the connecting rod to rotate conveniently.

Preferably, handle case right side fixedly connected with connecting plate, the connecting plate bottom is rotated with the worm top and is connected, and the first motor of being convenient for can drive the worm wheel through the worm and rotate, also can play the effect that stabilizes the support to the worm simultaneously.

Preferably, clearance mechanism includes the second backup pad, second backup pad fixed connection is on handling the case right side, second backup pad top fixedly connected with second motor, second motor left side fixedly connected with threaded rod, threaded rod outer wall threaded connection has the clearance board, the clearance board is close to one side fixedly connected with cleaning brush who handles the incasement wall, handle the spacing axle of incasement wall fixedly connected with, be convenient for clean the remaining concrete raw materials of processing incasement wall bottom.

Preferably, the bottom of the cleaning plate and the bottom of the cleaning brush are in contact with the bottom of the inner wall of the treatment box, a sliding hole matched with the limiting shaft is formed in the cleaning plate, the cleaning plate is in sliding connection with the outer wall of the limiting shaft through the arranged sliding hole, and the cleaning plate and the cleaning brush can clean the concrete raw materials under the limiting effect of the limiting shaft conveniently.

Preferably, the threaded rod left end is connected with handling incasement wall left side rotation, it has seted up the round hole to handle the case right side, the threaded rod rotates to be connected inside the round hole of seting up, threaded rod both ends outer wall screw thread opposite direction is convenient for play the effect of support to the threaded rod, makes two clearance boards do opposite movement simultaneously.

Compared with the prior art, the utility model has the advantages that;

1. the utility model discloses in, through the screening mechanism that sets up, only need start first backup pad work, can drive the screen cylinder and roll, make the inside concrete raw materials who adds of screen cylinder can reach good screening quality, also promoted the efficiency of screening to a certain extent wherein can remain in the inside of screen cylinder through the impurity of screening, the rethread is opened a section of thick bamboo door and is accomplished the clearance to impurity.

2. The utility model discloses in, through the clearance mechanism that sets up, only need start the second motor, make the second motor drive the threaded rod and rotate, the linear motion of clearance board can be converted into to the linear motion of threaded rod, makes the clearance board promote remaining the raw materials of handling the incasement wall bottom, makes it discharge through the discharge gate that handles the bottom half and set up, and the clearance board also can drive the clearance brush and further clean remaining raw materials herein simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front view of the present invention;

FIG. 2 is a front sectional view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is an enlarged schematic view of B in fig. 2.

Illustration of the drawings: 1. a support leg; 2. a treatment box; 3. a box door; 4. a feed conduit; 5. a guide block; 6. a screening mechanism; 601. a first support plate; 602. a first motor; 603. a worm; 604. a worm gear; 605. a connecting rod; 606. a screening cylinder; 607. a cylinder door; 608. a connecting lantern ring; 609. a connecting plate; 7. a cleaning mechanism; 701. a second support plate; 702. a second motor; 703. a threaded rod; 704. a limiting shaft; 705. cleaning the plate; 706. a cleaning brush.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 in specific cases to those skilled in the art.

The utility model provides a following technical scheme:

example one

Combine 1 to 3, a sieving mechanism for concrete raw materials, including

landing leg

1, 1 top fixedly connected with of landing leg handles case 2, and it has chamber door 3 to handle case 2 openly articulated, and 3 left sides fixedly connected with charge-in pipeline 4 of chamber door handle case 2 right sides and inside all are provided with screening mechanism 6, handle the equal fixedly connected with guide block 5 in 2 inner wall both sides of case, and 1 inside clearance mechanism 7 that is provided with of landing leg has handled the discharge gate of having seted up in 2 bottoms of case.

Screening mechanism 6 includes first backup pad 601, and first backup pad 601 fixed connection is in handling case 2 right side, and first backup pad 601 top fixedly connected with first motor 602, first motor 602 top fixedly connected with worm 603, the meshing of worm 603 outer wall has worm wheel 604, worm wheel 604 inner circle fixedly connected with connecting rod 605, connecting rod 605 left end fixedly connected with sieve tube 606, the sieve tube 606 outside articulates there is a section of thick bamboo door 607.

Further, handle 2 inner walls left side fixedly connected with of case and connect lantern ring 608, connect lantern ring 608 inner circle and sieve tube 606 outer lane and rotate and be connected, be convenient for play the effect of support to sieve tube 606, be convenient for its stable screening that carries on, handle 2 right sides and offer the commentaries on classics hole with connecting rod 605 looks adaptation, connecting rod 605 rotates to be connected in the commentaries on classics downthehole portion of seting up, and the worm wheel 604 of being convenient for can drive connecting rod 605 and rotate.

Furthermore, a connecting plate 609 is fixedly connected to the right side of the treatment box 2, and the bottom of the connecting plate 609 is rotatably connected to the top end of the worm 603, so that the first motor 602 can drive the worm wheel 604 to rotate through the worm 603, and can also play a role in stably supporting the worm 603.

Example two

Referring to fig. 1, fig. 2 and fig. 4, on the basis of the first embodiment, the cleaning mechanism 7 further includes a second supporting plate 701, the second supporting plate 701 is fixedly connected to the right side of the processing box 2, a second motor 702 is fixedly connected to the top of the second supporting plate 701, a threaded rod 703 is fixedly connected to the left side of the second motor 702, a cleaning plate 705 is connected to the outer wall of the threaded rod 703 through threads, a cleaning brush 706 is fixedly connected to one side of the cleaning plate 705 close to the inner wall of the processing box 2, and a limit shaft 704 is fixedly connected to the inner wall of the processing box 2, so that the residual concrete raw material at the bottom of the inner wall of the processing box 2 can be cleaned conveniently.

Further, cleaning plate 705 bottom and cleaning brush 706 bottom all with handle case 2 inner wall bottom contact, cleaning plate 705 is inside to be seted up with the slide opening of spacing axle 704 looks adaptation, cleaning plate 705 is through the slide opening and the spacing axle 704 outer wall sliding connection who sets up, be convenient for can make cleaning plate 705 and cleaning brush 706 clean the concrete raw materials under the spacing effect of spacing axle 704, threaded rod 703 left end is rotated with handling case 2 inner wall left side and is connected, handle case 2 right side and seted up the round hole, threaded rod 703 rotates to be connected inside the round hole of seting up, threaded rod 703 both ends outer wall opposite direction, be convenient for play the effect of support to threaded rod 703, make two cleaning plates 705 do opposite movement simultaneously.

In the actual operation in-process, when this device uses, at first start first motor 602 and carry out work, first motor 602 drives worm 603 in proper order, worm wheel 604 and connecting rod 605 rotate, connecting rod 605 drives sieve tube 606 and rolls, the staff can flow into the inside to sieve tube 606 with the concrete raw materials that need the screening through charge-in pipeline 4 simultaneously here, sieve tube 606 under being in the rotation state like this can roll the screening to the concrete raw materials that flow into to its inside, the concrete raw materials after the screening can be discharged through the discharge gate that handles 2 bottoms of case, thereby can accomplish the screening work to concrete raw materials.

After the screening work is completed, the worker can start the second motor 702 to work, the output end of the second motor 702 drives the threaded rod 703 to rotate, the rotary motion of the threaded rod 703 can be converted into the linear motion of the cleaning plate 705, so that the cleaning plate 705 can clean the concrete raw material remained at the bottom of the inner wall of the processing box 2, the concrete raw material can be discharged from the discharge port formed at the bottom of the processing box 2, meanwhile, the cleaning plate 705 can also drive the cleaning brush 706 to move to further clean the concrete raw material, good cleaning efficiency is achieved, the worker can open the box door 3, and then open the barrel door 607 to clean the screened impurities.

Claims

1. The utility model provides a sieving mechanism for concrete raw materials, includes landing leg (1), its characterized in that: the top of the supporting leg (1) is fixedly connected with a processing box (2), the front of the processing box (2) is hinged with a box door (3), the left side of the box door (3) is fixedly connected with a feeding pipeline (4), the right side and the inside of the processing box (2) are respectively provided with a screening mechanism (6), two sides of the inner wall of the processing box (2) are respectively fixedly connected with a guide block (5), a cleaning mechanism (7) is arranged inside the supporting leg (1), and the bottom of the processing box (2) is provided with a discharge hole;

screening mechanism (6) are including first backup pad (601), first backup pad (601) fixed connection is in handling case (2) right side, first backup pad (601) top fixedly connected with first motor (602), first motor (602) top fixedly connected with worm (603), worm (603) outer wall meshing has worm wheel (604), worm wheel (604) inner circle fixedly connected with connecting rod (605), connecting rod (605) left end fixedly connected with sieve tube (606), sieve tube (606) outside articulates there is a section of thick bamboo door (607).

2. The screening apparatus for concrete raw materials according to claim 1, wherein: the left side of the inner wall of the treatment box (2) is fixedly connected with a connecting sleeve ring (608), and the inner ring of the connecting sleeve ring (608) is rotatably connected with the outer ring of the screening cylinder (606).

3. The screening apparatus for a concrete raw material according to claim 1, wherein: the right side of the treatment box (2) is provided with a rotary hole matched with the connecting rod (605), and the connecting rod (605) is rotatably connected inside the rotary hole.

4. The screening apparatus for concrete raw materials according to claim 1, wherein: the right side of the treatment box (2) is fixedly connected with a connecting plate (609), and the bottom of the connecting plate (609) is rotatably connected with the top end of the worm (603).

5. The screening apparatus for concrete raw materials according to claim 1, wherein: clearance mechanism (7) include second backup pad (701), second backup pad (701) fixed connection is on handling case (2) right side, second backup pad (701) top fixedly connected with second motor (702), second motor (702) left side fixedly connected with threaded rod (703), threaded rod (703) outer wall threaded connection has clearance board (705), clearance board (705) are close to one side fixedly connected with cleaning brush (706) of handling case (2) inner wall, handle spacing axle (704) of case (2) inner wall fixedly connected with.

6. The screening apparatus for concrete raw materials according to claim 5, wherein: the bottom of the cleaning plate (705) and the bottom of the cleaning brush (706) are both in contact with the bottom of the inner wall of the treatment box (2), a sliding hole matched with the limiting shaft (704) is formed in the cleaning plate (705), and the cleaning plate (705) is in sliding connection with the outer wall of the limiting shaft (704) through the formed sliding hole.

7. The screening apparatus for a concrete raw material according to claim 5, wherein: the left end of the threaded rod (703) is rotationally connected with the left side of the inner wall of the processing box (2), a round hole is formed in the right side of the processing box (2), the threaded rod (703) is rotationally connected inside the round hole, and the thread directions of the outer walls of the two ends of the threaded rod (703) are opposite.