CN216174025U

CN216174025U - Can improve screening sand device of earthwork engineering efficiency of filling sand

Info

Publication number: CN216174025U
Application number: CN202122128317.1U
Authority: CN
Inventors: 邓官秀
Original assignee: Jiangxi Hualian Construction Engineering Co ltd
Current assignee: Jiangxi Hualian Construction Engineering Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-04-05
Anticipated expiration: 2031-09-02

Abstract

The utility model relates to the technical field of sand screening, and provides a sand screening device capable of improving sand filling efficiency of earth and stone engineering. The fruit and vegetable separating device comprises a frame body, the slope is connected with the sieve in the box, the slope of sieve hangs to the lower extreme and connects in the connecting rod, the top of connecting rod is rotated and is connected in the cam, cam drive is in the motor, the framework is fixed with the stock guide at the downside of sieve, the bottom of framework is worn out to the bottom of stock guide, be connected with a pair of slide bar between the stabilizer blade, sliding connection has the revolving rack on the slide bar, the revolving rack rotates and is connected with conveyer belt II, downside rotation at the sieve is connected with conveyer belt I, be fixed with the backup pad in the middle of the front side top of framework, the backup pad rotates and is connected with the bull stick, the bottom of bull stick is rotated through the wheel carrier and is connected with the direction wheel, the rear side bottom of stabilizer blade rotates and is connected with the truckle. The utility model has the beneficial effects that: the movable sand screening device with the power source can uniformly distribute screened sand to a construction site through the movable conveying belt, so that the sand tiling difficulty is reduced, and the sand filling efficiency is improved.

Description

Can improve screening sand device of earthwork engineering efficiency of filling sand

Technical Field

The utility model relates to the technical field of sand screening, in particular to a sand screening device capable of improving sand filling efficiency of earth and stone engineering.

Background

Common earthwork projects include: the method comprises the following steps of leveling a field, excavating a foundation pit and a pipe ditch, excavating a roadbed, excavating civil air defense engineering, filling earth horizontally, filling the roadbed, backfilling the foundation pit and the like. The sand is used as a raw material in the earth and stone engineering, but the purchased sand is generally purchased in batches, the sand particles are different in size, and the sand needs to be screened before being used in the earth and stone engineering with the requirement on the size of the sand particles. A layer of fine sand is generally paved at the bottom of a common earth and stone pipe ditch after excavation and before a pipeline is paved, and meanwhile, when the pipe ditch is backfilled, the surface layer of the pipeline is covered with the fine sand. Therefore, the construction operation aims to prolong the service life of the pipeline and avoid the pipeline from being cracked due to extrusion of local hard blocks.

However, the traditional sand screening method is to stand the screen on the ground, support the rear end of the screen by square timber, and then screen the coarse sand by shovels one by one to screen the coarse sand. The operation efficiency is low like this, and is not practical to large-scale earth and rockfill engineering, and the fine sand of just so selecting still must use tools such as machineshop car again to transport to the first scene of construction, has the turnover cost. A more efficient sand screening device is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sand screening device capable of improving sand filling efficiency of earth and stone engineering, and mainly aims to solve the problems that the traditional sand screening device is low in efficiency, screened sand cannot be directly and uniformly scattered to a construction site, and turnover cost is additionally generated.

The technical problem of the utility model is mainly solved by the following technical scheme: the sand screening device comprises a frame body, wherein the bottom of the frame body is supported on support legs, the top end of the frame body is connected with a feed hopper, a screen plate is connected in the box body in an inclined mode, the inclined lower end of the screen plate is connected with a connecting rod in a hanging mode, the top end of the connecting rod is connected with a cam in a rotating mode, the cam is driven to a motor, a guide plate is fixed on the lower side of the screen plate of the frame body, sand falling off the screen plate is received through the guide plate, the bottom of the guide plate penetrates out of the bottom of the frame body, a pair of slide rods are connected between the support legs, a rotating frame is connected onto the slide rods in a sliding mode, a conveying belt II is connected onto the rotating frame in a rotating mode, sand falling off the guide plate is received through the conveying belt II, one end of the rotating frame can slide out of the support legs, a conveying belt I is connected onto the lower side of the screen plate in a rotating mode, and the sand not falling off the screen plate is received through the conveying belt I, the one end of conveyer belt I is worn out the framework, be fixed with the backup pad in the middle of the front side top of framework, the backup pad rotates and is connected with the bull stick, the bottom of bull stick is fixed with the wheel carrier, the wheel carrier rotates and is connected with the direction wheel, the rear side bottom of stabilizer blade rotates and is connected with the truckle, the truckle drive is in driving motor.

Preferably, the conveying belt I is driven by a conveying motor I, the conveying belt II is driven by a conveying motor II, the conveying motor I is fixed on the frame body, and the conveying motor II is fixed on the rotating frame.

Preferably, a baffle is fixed on the upper side of the conveying belt I on the inner side of the frame body, and sand is restrained on the conveying belt I through the baffle. Can prevent that sand from getting into the clearance between conveyer belt I and the framework, avoid the bad conveyer belt I of sand wearing and tearing.

Preferably, a suspension rod is arranged at the top end of one side of the sieve plate, and the bottom of the connecting rod is rotatably connected to the middle of the suspension rod.

The utility model has the beneficial effects that: the movable sand screening device with the power source can uniformly distribute screened sand to a construction site through the movable conveying belt, so that the sand tiling difficulty is reduced, the labor intensity is reduced, and the sand filling efficiency is improved.

Drawings

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

FIG. 2 is a cross-sectional elevation view of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a cross-sectional left side view I of the present invention;

FIG. 5 is a cross-sectional left side view II of the present invention;

figure 6 is a top view of a component deck of the present invention;

the notation in the figure is:

1. the automatic feeding device comprises a frame body, a feeding hopper, a sieve plate, a connecting rod, a cam, a motor, a guide plate, a direction wheel, a suspension rod, a conveying belt I, a conveying motor I, a baffle, a rotating frame, a conveying belt II, a conveying belt 15, supporting legs, a sliding rod, a caster, a driving motor, a conveying motor II, a supporting plate, a rotating rod and a wheel frame, wherein the feeding hopper is 2, the sieve plate is 3, the connecting rod is 4, the cam is 5, the motor is 6, the guide plate is 7, the direction wheel is 8, the suspension rod is 9, the conveying belt I is 10, the conveying motor I is 11, the baffle is 12, the rotating frame is 13, the conveying belt II, the supporting legs are 15, the sliding rod is 16, the caster is 17, the driving motor is 18, the conveying motor II, the conveying motor is 19, the supporting plate is 20, the rotating rod is 21, and the wheel frame is 22.

Detailed Description

The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings.

Example (b): the sand screening device capable of improving sand filling efficiency of earthwork engineering of the embodiment is shown in fig. 1-6, and comprises a frame body 1, wherein the bottom of the frame body 1 is supported on support legs 15, the top end of the frame body 1 is connected with a feed hopper 2, a screen plate 3 is obliquely fixed in the frame body, the oblique lower end of the screen plate 3 is connected with a connecting rod 4 in a hanging manner, the top end of the connecting rod 4 is rotatably connected with a cam 5, the cam 5 is driven by a motor 6, a material guide plate 7 is fixed on the lower side of the screen plate 3 of the frame body 1, sand screened from the screen plate 3 is received through the material guide plate 7, the bottom of the material guide plate 7 penetrates through the bottom of the frame body 1, a pair of slide bars 16 is connected between the support legs 15, a rotating frame 13 is slidably connected on the slide bars 16, a conveying belt ii 14 is rotatably connected to the rotating frame 13, sand falling from the material guide plate 7 is received through the conveying belt ii 14, one end of the rotating frame 13 can slide out from the support legs 15, the conveying belt i 10 is rotatably connected to the lower side of the screen plate 3 of the frame body 1, catch the sand that is not fallen by the sieve in the sieve 3 through conveyer belt I10, framework 1 is worn out to the one end of conveyer belt I10, is fixed with backup pad 20 in the middle of the front side top of framework 1, and backup pad 20 rotates and is connected with bull stick 21, and the bottom of bull stick 21 is fixed with wheel carrier 22, and wheel carrier 22 rotates and is connected with direction wheel 8, and the rear side bottom of stabilizer blade 15 rotates and is connected with truckle 17, and truckle 17 drives in driving motor 18.

Wherein, conveyer belt I10 drive in conveying motor I11, and II 14 drives in conveying motor II 19 of conveyer belt, and conveying motor I11 is fixed in framework 1, and conveying motor II 19 is fixed in revolving rack 13.

Wherein, the inboard of framework 1 is fixed with baffle 12 at the upside of conveyer belt I10, retrains sand on conveyer belt I10 through baffle 12. Can prevent that sand from getting into the clearance between I10 of conveyer belt and framework 1, avoid the bad conveyer belt I10 of sand wearing and tearing.

Wherein, the top of one side of sieve 3 is equipped with the suspension rod 9, and the bottom of connecting rod 4 rotates the centre of connecting in suspension rod 9.

In use, the present embodiment is pulled to a construction site, and then the conveyor belt ii 14 is pulled out from the bottom of the frame 1. Then the motor 6 is started and the sand is continuously dug by the engineering truck and poured into the feed hopper 2. One end of the sieve plate 3 is rotatably connected with the sieve plate 3, and the other end is rotatably connected with the connecting rod 4 through a suspension rod 9. The top end of the connecting rod 4 is rotatably connected to the cam 5, and the cam 5 which rotates in the circumferential direction enables the connecting rod 4 to shake up, down, left and right, so that the sieve plate 3 is driven to vibrate, and sand on the sieve plate 3 slides down from the top end of the sieve plate 3 at an accelerated speed to finish sieving. The screened fine sand falls onto the guide plate 7 at the lower side and slides onto the conveying belt II 14 through the guide plate 7. And the sand grains with larger granularity fall onto the conveying belt I10 from the right side of the sieve plate 3. Too fast sand is blocked by baffle 12, guarantees that the sand can drop at the middle part of conveyer belt I10 basically, reduces the border department that the sand scatters at conveyer belt I10 to in reducing the sand grain and entering into the mechanism of conveyer belt I10, avoid sand damage conveyer belt I10 mechanism, also reduce simultaneously bigger sand and drop to in the fine sand from the border of conveyer belt I10.

Embodiment in the sand screening process, the extending length of the conveying belt II 14 is controlled, and the driving motor 18 is started, so that the device of the embodiment walks on a construction site to uniformly spread sand on the construction site. Therefore, the fine sand is not piled, and then workers or engineering vehicles can more conveniently spread the fine sand. The sand-filling efficiency can be improved.

While the present invention has been described with reference to particular embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The sand screening device capable of improving sand filling efficiency of earth and stone engineering comprises a frame body (1), wherein the bottom of the frame body (1) is supported on support legs (15), the top end of the frame body (1) is connected with a feed hopper (2), a sieve plate (3) is connected in the frame body in an inclined mode, the sieve plate (3) is connected to a connecting rod (4) in a hanging mode at the inclined downward end, the top end of the connecting rod (4) is connected to a cam (5) in a rotating mode, the cam (5) is driven to a motor (6), a material guide plate (7) is fixed on the lower side of the sieve plate (3) of the frame body (1), sand screened from the sieve plate (3) is received through the material guide plate (7), the bottom of the material guide plate (7) penetrates out of the bottom of the frame body (1), a pair of slide bars (16) is connected between the support legs (15), and a rotating frame (13) is connected to the slide bars (16) in a sliding mode, the sand guide plate is characterized in that the rotating frame (13) is rotatably connected with a conveying belt II (14), the conveying belt II (14) is used for receiving sand falling from the material guide plate (7), one end of the rotating frame (13) can slide out of the supporting legs (15), the frame body (1) is rotatably connected with a conveying belt I (10) at the lower side of the sieve plate (3), sand which is not sieved in the sieve plate (3) is received by the conveying belt I (10), one end of the conveying belt I (10) penetrates out of the frame body (1), a supporting plate (20) is fixed in the middle of the top end of the front side of the frame body (1), the supporting plate (20) is rotatably connected with a rotating rod (21), a wheel frame (22) is fixed at the bottom of the rotating rod (21), the wheel frame (22) is rotatably connected with a direction wheel (8), and a caster (17) is rotatably connected with the bottom of the rear side of the supporting legs (15), the caster (17) is driven by a drive motor (18).

2. The sand screening device capable of improving the sand filling efficiency of the earth and stone engineering according to the claim 1, wherein the conveying belt I (10) is driven by a conveying motor I (11), the conveying belt II (14) is driven by a conveying motor II (19), the conveying motor I (11) is fixed on the frame body (1), and the conveying motor II (19) is fixed on the rotating frame (13).

3. The sand screening device capable of improving the sand filling efficiency of the earth and stone engineering according to the claim 1, characterized in that a baffle (12) is fixed on the upper side of the conveying belt I (10) at the inner side of the frame body (1), and sand is restrained on the conveying belt I (10) through the baffle (12).

4. The sand screening device capable of improving the sand filling efficiency of the earth and stone engineering according to the claim 1, characterized in that a suspension rod (9) is arranged at the top end of one side of the screen plate (3), and the bottom of the connecting rod (4) is rotatably connected to the middle of the suspension rod (9).