CN211937846U

CN211937846U - Screening sand device for civil engineering

Info

Publication number: CN211937846U
Application number: CN201922352915.XU
Authority: CN
Inventors: 陈奥特; 林少燕
Original assignee: Wenzhou Hanxuanlin Industrial Design Co ltd
Current assignee: Wenzhou Hanxuanlin Industrial Design Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-11-17
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a screening sand device for civil engineering, move the board including box and the sieve of installing in the box, the feeder hopper is installed on the top of box, and open the bottom of box has the discharge gate, just the walking wheel is all installed in the box bottom face four corners in the discharge gate outside, the sieve board is both sides face and is equipped with open-ended frame type structure, and wherein a set of opening is established on the top of sieve board, and another group's opening is established at the side of sieve board, and the box is close to the side in the side open-ended side and opens there is the guide mouth, the bottom of sieve board is screen cloth column structure, and the sieve board is connected through second drive mechanism and second motor drive to side open-ended side dorsad. This screening sand device for civil engineering can drive the rotation that rotates the brush and the reciprocating motion of sieve movable plate by the pivot, has improved the efficiency of screening sand on the screen cloth, and rotates the jam that the brush can also avoid the screen cloth mesh at the pivoted in-process to and when selecting the large granule grit, roll out the sieve movable plate with it.

Description

Screening sand device for civil engineering

Technical Field

The utility model belongs to the technical field of civil engineering device, concretely relates to screening sand device for civil engineering.

Background

Civil engineering is a general term for scientific technology for building various land engineering facilities. It refers to both the materials, equipment used and the technical activities carried out such as surveying, designing, construction, maintenance, repair, etc., as well as the objects of engineering construction. That is, various engineering facilities constructed on the ground or underground, on land, directly or indirectly serving human lives, productions, military affairs, scientific research, and in civil engineering, sand screening is a necessary process, and thus sand screening apparatuses are widely used.

Present screening sand device for civil engineering, its vibrations through the screen cloth are sieved sand and are filtered, and its filterable inefficiency, and the mesh of screen cloth when blockking up, need the manual work to clear up the mesh of screen cloth, both influenced the efficiency of screening sand, increase the degree of difficulty through the screening work that also gives the staff.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screening sand device for civil engineering to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a sand screening device for civil engineering comprises a box body and a screening plate arranged in the box body, wherein a feed hopper is arranged at the top end of the box body, a discharge port is formed in the bottom end of the box body, walking wheels are arranged at four corners of the bottom end face of the box body on the outer side of the discharge port, the screening plate is of a frame structure with two side faces provided with openings, one group of openings are formed in the top end of the screening plate, the other group of openings are formed in the side end of the screening plate, and a material guide opening is formed in one side face, close to an inner opening of a side;

the bottom of sieve movable plate is screen cloth column structure, and the sieve movable plate is connected with second motor drive through second drive mechanism in the open-ended side dorsad, and the inside that the sieve moved the board is close to the even interval of screen cloth department and is equipped with the multiunit pivot, every group the both ends of pivot are all inserted and are rotated the setting in the sieve movable plate, and the both ends of every group pivot outside symmetry all weld the rotation brush of being connected with it perpendicularly, and the same end of multiunit pivot stretch out the sieve movable plate and rotate the setting in the outside of sieve movable plate through first drive mechanism, the both sides of the bottom discharge gate of box still are equipped with the supporting mechanism who supports the sieve movable plate.

Preferably, the first transmission mechanism comprises a worm wheel fixedly sleeved on one end of the rotating shaft, a worm meshed with the worm wheels and a first motor driving the worm to rotate, the first motor is mounted on the outer side surface of the screening plate, and the worm is rotatably mounted between the two groups of bearing seats.

Preferably, the second transmission mechanism comprises a fixed lug seat fixedly installed in the middle of one side face of the sieving plate, a connecting rod with one end inserted into the fixed lug seat and hinged with the fixed lug seat, an eccentric wheel connected with the other end of the connecting rod, and a second motor driving the eccentric wheel to eccentrically rotate, and the second motor is installed on the outer side face of the box body.

Preferably, the bottom end face of the screening plate is further symmetrically provided with two groups of obliquely arranged blanking baffles, and the oblique bottom ends of the two groups of blanking baffles face the discharge port.

Preferably, the supporting mechanism comprises a supporting rod fixed on the bottom end face of the box body and a supporting roller rotatably mounted at the top end of the supporting rod, and the top end of the supporting roller abuts against a rolling groove formed in the bottom end of the screening plate.

Preferably, one end, close to the side opening, of the bottom end face of the sieving plate is further connected with a material guide plate which is obliquely arranged, and the material guide plate horizontally moves in the material guide opening.

The utility model discloses a technological effect and advantage: this screening sand device for civil engineering, bottom through moving the board at the sieve sets up to screen cloth column structure, the screen cloth is structural installs the multiunit pivot, install in the pivot and rotate the brush, and the pivot is through first drive mechanism at the inboard internal rotation of moving of sieve, the sieve movable plate is still through the reciprocal horizontal migration of second drive mechanism in the box, thereby can drive the rotation that rotates the brush and the reciprocating motion of sieve movable plate by the pivot, the efficiency of screening sand on the screen cloth has been improved, and rotate the jam that the brush can also avoid the screen cloth mesh at the pivoted in-process, and when selecting large granule grit, roll out the sieve movable plate with it, and discharge through the passage guide of passage guide and box side, make the automatic discharging who accomplishes whole screening sand in-process waste material, and it is more convenient to use.

Drawings

Fig. 1 is an internal schematic view of the present invention;

FIG. 2 is a schematic diagram of a screen moving plate structure of the present invention;

fig. 3 is a top view of the inside of the sieve plate of the present invention.

In the figure: the device comprises a box body 1, a feed hopper 2, a discharge port 3, a sieving plate 4, a rotating shaft 5, a worm wheel 6, a worm 7, a first motor 8, a second motor 9, a connecting rod 10, a blanking baffle 11, a support rod 12, a support roller 13, a material guide plate 14, a sieve 15, a fixed lug seat 16 and a rotating brush 17.

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.

The utility model provides a screening sand device for civil engineering as shown in figures 1-3, including box 1 and the screening plate 4 of installing in box 1, feeder hopper 2 is installed at the top of box 1, and open the bottom of box 1 has discharge gate 3, and the box 1 bottom face four corners outside discharge gate 3 all installs the walking wheel, has corresponding brake spare to guarantee the stability when fixed, screening plate 4 is the frame type structure that both sides face was equipped with the opening, and one of them group of openings is established on the top of screening plate 4, and one end feeder hopper 2 corresponds, and another group of openings is established at the side of screening plate 4, and box 1 is close to the side of side internal opening and is opened there is the stock guide;

the bottom of sieve movable plate 4 is screen cloth 15 column structure for to the screening of sand, sieve movable plate 4 is connected through second drive mechanism and the transmission of second motor 9 to the open-ended side of side dorsad, and the inside of sieve movable plate 4 is close to even interval of screen cloth 15 department and is equipped with multiunit pivot 5, every group the both ends of pivot 5 are all inserted and are rotated the setting in sieve movable plate 4, and the both ends of 5 outside symmetries of every group pivot all weld the rotation brush 17 of being connected perpendicularly with it, and the same end of multiunit pivot 5 stretches out sieve movable plate 4 and rotates the setting in the outside of sieve movable plate 4 through first drive mechanism, the both sides of the bottom discharge gate 3 of box 1 still are equipped with the supporting mechanism who supports sieve movable plate 4, realize that pivot 5 drives and rotate brush 17 and rotate, clear up screen cloth 15.

Specifically, first drive mechanism establishes 5 one of the epaxial worm wheels 6 of pivot, and meshes the worm 7 of being connected and drive worm 7 pivoted first motor 8 between the multiunit worm wheel 6 including fixed cover, first motor 8 is installed on the lateral surface of sieve movable plate 4, worm 7 rotates and installs between two sets of bearing framves to realize first motor 8 and rotate the rotation that drives multiunit worm wheel 6 through worm 7, and then drive the rotation of pivot 5.

Specifically, the second transmission mechanism comprises a fixed lug seat 16 fixedly installed in the middle of one side face of the screening plate 4, a connecting rod 10 with one end inserted in the fixed lug seat 16 and connected in a hinged mode, an eccentric wheel connected with the other end of the connecting rod 10 and a second motor 9 driving the eccentric wheel to rotate eccentrically, the second motor 9 is installed on the outer side face of the box body 1, the eccentric wheel is installed on a shaft of the second motor 9, the second motor 9 rotates to drive the eccentric wheel to rotate eccentrically, and therefore the connecting rod 10 is connected with the fixed lug seat 16, the screening plate 4 is pulled by the connecting rod 10 to move horizontally and reciprocally, and a through hole enabling the connecting rod 10 to extend out is formed in the box body 1.

Specifically, the bottom face of sieve movable plate 4 still the symmetry install the unloading baffle 11 that two sets of slopes set up, and is two sets of the slope bottom of unloading baffle 11 all is towards discharge gate 3, and the in-process that sieve movable plate 4 removed can be guaranteed in the setting of unloading baffle 11, still can guarantee that the sand that shines out leaks the box from discharge gate 3.

Specifically, the supporting mechanism comprises a supporting rod 12 fixed on the bottom end face of the box body 1 and a supporting roller 13 rotatably installed on the top end of the supporting rod 12, the top end of the supporting roller 13 abuts against a rolling groove formed in the bottom end of the screening plate 4, the supporting of the screening plate 4 can be guaranteed, and meanwhile the screening plate 4 is conveniently driven to rotate by the second transmission mechanism.

Specifically, one end, close to the side opening, of the bottom end face of the sieving plate 4 is further connected with a material guide plate 14 which is obliquely arranged, and the material guide plate 14 horizontally moves at the material guide opening, so that large-particle sand on the sieving plate 4 can be guaranteed to flow out of the box body from the material guide plate 14.

Specifically, when the sand screening device for civil engineering is used, the first motor 8 and the second motor 9 are started to send sand into the box body 1 from the feed hopper 2, the sand firstly drops onto the screening plate 4, part of the sand leaks from the screen 15 through the screen 15 arranged at the bottom end of the screening plate 4, at the moment, the second motor 9 rotates, the eccentric wheel drives the connecting rod 10 to reciprocate, the screening plate 4 is further driven to reciprocate on the supporting mechanism, the sand in the screening plate 4 is driven to move back and forth, screening of the sand is accelerated, meanwhile, the first motor 8 rotates, the rotating shaft 5 and the rotating brush 17 are driven to rotate through meshing of the worm 7 and the worm wheel 6, meshes of the screen 15 are cleaned, large-particle sand is swept to the guide plate 14 until the large-particle sand leaks out of the box body 1 from the guide plate 14, and the screened sand passes through the two groups of blanking baffles 11, the box body 1 leaks out from the discharge port 3.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a screening sand device for civil engineering, includes box (1) and installs screening plate (4) in box (1), its characterized in that: the feeding hopper (2) is installed at the top end of the box body (1), the discharging port (3) is formed in the bottom end of the box body (1), walking wheels are installed at four corners of the bottom end face of the box body (1) on the outer side of the discharging port (3), the screening plate (4) is of a frame-shaped structure with openings formed in two side faces, one group of openings is formed in the top end of the screening plate (4), the other group of openings is formed in the side end of the screening plate (4), and a material guide opening is formed in one side face, close to the inner opening of the side edge, of the box;

the bottom of sieve movable plate (4) is screen cloth (15) column structure, and sieve movable plate (4) side opening is dorsad passed through second drive mechanism and is connected with second motor (9) transmission, and the inside of sieve movable plate (4) is close to even interval of screen cloth (15) department and is equipped with multiunit pivot (5), every group the both ends of pivot (5) are all inserted and are rotated the setting in sieve movable plate (4), and the both ends of every group pivot (5) outside symmetry all weld have rotation brush (17) of being connected perpendicularly with it, and the same end of multiunit pivot (5) stretch out sieve movable plate (4) and rotate the setting in the outside of sieve movable plate (4) through first drive mechanism, the both sides of the bottom discharge gate (3) of box (1) still are equipped with the supporting mechanism who supports sieve movable plate (4).

2. A sand sieving device for civil engineering work according to claim 1, characterized in that: first drive mechanism establishes worm wheel (6) that pivot (5) one end was served including fixed cover, with worm (7) that the meshing is connected between multiunit worm wheel (6) and drive worm (7) pivoted first motor (8), install on the lateral surface of sieve plate (4) first motor (8), worm (7) are rotated and are installed between two sets of bearing frames.

3. A sand sieving device for civil engineering work according to claim 1, characterized in that: the second transmission mechanism comprises a fixed lug seat (16) fixedly installed in the middle of one side face of the screening plate (4), a connecting rod (10) with one end inserted into the fixed lug seat (16) and hinged to the fixed lug seat, an eccentric wheel connected with the other end of the connecting rod (10) and a second motor (9) driving the eccentric wheel to rotate eccentrically, and the second motor (9) is installed on the outer side face of the box body (1).

4. A sand sieving device for civil engineering work according to claim 1, characterized in that: the bottom face of sieve movable plate (4) still the symmetry install two sets of unloading baffles (11) that the slope set up, two sets of the slope bottom of unloading baffle (11) all is towards discharge gate (3).

5. A sand sieving device for civil engineering work according to claim 1, characterized in that: the supporting mechanism comprises a supporting rod (12) fixed on the bottom end face of the box body (1) and a supporting roller (13) rotatably installed at the top end of the supporting rod (12), and the top end of the supporting roller (13) abuts against a rolling groove formed in the bottom end of the screening plate (4).

6. A sand sieving device for civil engineering work according to claim 1, characterized in that: one end, close to the side opening, of the bottom end face of the screening plate (4) is also connected with a material guide plate (14) which is obliquely arranged.