CN215997427U

CN215997427U - A novel grit screening device for civil engineering

Info

Publication number: CN215997427U
Application number: CN202122583473.7U
Authority: CN
Inventors: 郑诗洪
Original assignee: Guangdong Yusheng Construction Co ltd
Current assignee: Guangdong Yusheng Construction Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-03-11
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a novel sandstone screening device for civil engineering, which comprises a discharge hopper frame, a driving motor, a screening rotary drum and a material dumping mechanism arranged on one side of the screening rotary drum, wherein the driving motor is fixedly arranged at the discharge hopper frame, two ends of the screening rotary drum are rotatably arranged on the discharge hopper frame, one end of the screening rotary drum is connected with the output end of the driving motor, the screening rotary drum is provided with at least two screening holes in the tangential direction, and a screening plate is fixedly arranged at the screening hole; the material pouring mechanism comprises a material pouring hopper and two material pouring driving groups fixedly arranged on two sides of the material pouring hopper, and the material pouring driving groups drive the material pouring hopper to pour the sand stones to be screened into the screening material rotary drum. The utility model discloses convenient to use need not many people and operates, can pour the grit into to sieve material rotary drum automatically and carry out the grit screening automatically, has promoted the screening efficiency effectively.

Description

A novel grit screening device for civil engineering

Technical Field

The utility model relates to a relevant equipment technical field of construction, in particular to a novel grit screening plant for civil engineering.

Background

A large amount of gravel concrete is generally needed in the current engineering construction, and different requirements are respectively met on the granularity and the uniformity of gravel in different engineering constructions such as garden construction and building construction. Screening operation of a large amount of gravels can be involved in civil engineering, the existing vibrating screen not only needs to be operated by a plurality of people and is heavy in operation, but also needs to have patience and meticulous in the screening process, and the manpower is seriously consumed. Therefore, a novel sand screening device for civil engineering is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a novel grit screening plant for civil engineering.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel sand screening device for civil engineering comprises a discharge hopper frame, a driving motor, a screening rotary drum and a material pouring mechanism arranged on one side of the screening rotary drum, wherein the driving motor is fixedly arranged at the discharge hopper frame, two ends of the screening rotary drum are rotatably arranged on the discharge hopper frame, one end of the screening rotary drum is connected with the output end of the driving motor, the screening rotary drum is provided with at least two screening holes in the tangential direction, and a screening plate is fixedly arranged at the screening hole; the material pouring mechanism comprises a material pouring hopper and two material pouring driving groups fixedly arranged on two sides of the material pouring hopper, and the material pouring driving groups drive the material pouring hopper to pour sand stones to be screened into the screening material rotary drum.

The material pouring driving set comprises a connecting seat, a hydraulic cylinder, an intermediate transmission rod and a driven connecting piece, wherein the connecting seat is fixedly arranged on the hopper discharging frame, a cylinder body of the hydraulic cylinder is hinged to the connecting seat, a telescopic rod of the hydraulic cylinder is hinged to one end of the intermediate transmission rod, one end of the intermediate transmission rod is hinged to the driven connecting piece, one end of the driven connecting piece is hinged to the connecting seat, and the other end of the driven connecting piece is fixedly connected with the hopper.

Further, the material pouring driving group further comprises an auxiliary supporting rod, one end of the auxiliary supporting rod is hinged to the connecting seat, and the other end of the auxiliary supporting rod is hinged to the same hinge position with the telescopic rod of the hydraulic cylinder and one end of the middle transmission rod.

Further elaborating, the sieve material rotary drum is located go out the upside of hopper frame, the downside that goes out the hopper frame is equipped with U type support frame, the discharge gate that goes out the hopper frame establish to the U type intracavity of U type support frame.

Further elaborating, a plurality of locking parts are fixedly arranged at the screening port of the screening rotary drum, and screw portions of the locking parts penetrate through the screening plate and are in threaded connection with the screening rotary drum.

The beneficial effects of the utility model reside in that: the utility model discloses convenient to use need not many people and operates, can pour the grit into to sieve material rotary drum automatically and carry out the grit screening automatically, has promoted the screening efficiency effectively.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic structural diagram of the present invention when sand and stone are poured into the material screening drum.

Reference numerals: 10. a hopper frame; 11. a U-shaped support frame; 20. a drive motor; 21. a speed reducer; 30. a material screening drum; 31. screening a material port; 32. a material sieving plate; 321. screening a net port; 33. a locking member; 40. a material pouring mechanism; 41. pouring a hopper; 42. a material pouring driving group; 421. a connecting seat; 422. a hydraulic cylinder; 423. an intermediate transmission rod; 424. a driven connecting piece; 425. and (5) auxiliary supporting rods.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 3, a novel gravel screening device for civil engineering includes a discharge hopper frame 10, a driving motor 20, a screening drum 30, and a dumping mechanism 40 disposed on one side of the screening drum 30, wherein the driving motor 20 is fixedly mounted at the discharge hopper frame 10, two ends of the screening drum 30 are rotatably disposed at the discharge hopper frame 10, one end of the screening drum 30 is connected with an output end of the driving motor 20, the screening drum 30 is provided with at least two screening ports 31 in a tangential direction thereof, and a screening plate 32 is fixedly disposed at the screening port 31; as shown in fig. 2, the driving motor 20 is specifically provided with a speed reducer 21, the speed reducer 21 is disposed between the driving motor 20 and the material sieving rotary drum 30, the driving motor 20 drives the material sieving rotary drum 30 to overturn at a low speed, so as to drive the sand to be sieved to be thrown into the material sieving rotary drum 30, and the sand meeting the sieving specification of the material sieving plate 32 falls out from the sieving net port 321 of the material sieving plate 32 and falls into the discharge hopper frame 10. When the material screening drum 30 rotates to screen materials, sand and stones can all fall out from any one of the material screening openings 31 of the material screening drum 30. The material pouring mechanism 40 includes a material pouring hopper 41 and two material pouring driving sets 42 fixedly disposed at two sides of the material pouring hopper 41, and the material pouring driving sets 42 drive the material pouring hopper 41 to pour sand to be screened into the screen material rotating drum 30. As shown in figure 2, before the sand to be screened is poured into the screen material rotary drum 30, the screen material port 31 of the screen material rotary drum 30 is required to be upward, and after the sand to be screened is poured, the screen material plate 32 is fixedly arranged at the screen material port 31 of the screen material rotary drum 30.

Referring to fig. 3, the material pouring driving unit 42 includes a connecting seat 421, a hydraulic cylinder 422, an intermediate transmission rod 423, and a driven connecting member 424, the connecting seat 421 is fixedly disposed on the hopper frame 10, a cylinder body of the hydraulic cylinder 422 is hinged to the connecting seat 421, an expansion rod of the hydraulic cylinder 422 is hinged to one end of the intermediate transmission rod 423, one end of the intermediate transmission rod 423 is hinged to the driven connecting member 424, one end of the driven connecting member 424 is hinged to the connecting seat 421, and the other end of the driven connecting member 424 is fixedly connected to the hopper 41. The material pouring driving group 42 further comprises an auxiliary supporting rod 425, one end of the auxiliary supporting rod 425 is hinged to the connecting seat 421, the other end of the auxiliary supporting rod 425 is hinged to the same hinged position with the telescopic rod of the hydraulic cylinder 422 and one end of the middle driving rod 423, and the arrangement of the auxiliary supporting rod 425 effectively improves the stress condition of the telescopic rod of the hydraulic cylinder 422. Referring to fig. 2 and 3, the hydraulic cylinder 422 drives the driven link 424 through the intermediate transmission rod 423, and the dumping hopper 41 moves synchronously with the driven link 424. As shown in fig. 2, when the telescopic rod of the hydraulic cylinder 422 retracts, the telescopic rod of the hydraulic cylinder 422 drives the driven connecting member 424 through the intermediate transmission rod 423, so that the dumping hopper 41 moves backwards and slightly tilts, and sand to be screened can be dumped into the dumping hopper 41. As shown in fig. 3, when the telescopic rod of the hydraulic cylinder 422 extends, the telescopic rod of the hydraulic cylinder 422 drives the driven connecting member 424 through the intermediate transmission rod 423, so that the dumping hopper 41 tilts forward and sand to be screened at the dumping hopper 41 is dumped into the screening drum 30.

Referring to fig. 1, the material sieving drum 30 is disposed on the upper side of the hopper frame 10, the U-shaped support frame 11 is disposed on the lower side of the hopper frame 10, and the discharge port of the hopper frame 10 is disposed in the U-shaped cavity of the U-shaped support frame 11. The container for containing the screened gravel can be placed in the U-shaped cavity of the U-shaped support frame 11, and the screened gravel falls out from the discharge port of the discharge hopper frame 10 and is collected in the container.

Referring to fig. 1, a plurality of locking members 33 are fixedly disposed at a screen port 31 of the screen drum 30, and a screw portion of each locking member 33 penetrates through the screen plate 32 and is in threaded connection with the screen drum 30. After the grit that waits to screen is poured into in sieve material rotary drum 30, with sieve flitch 32 closing cap in sieve material mouth 31 department of sieve material rotary drum 30 to use locking part 33 to carry out locking fixed to sieve flitch 32, can start driving motor 20 afterwards, driving motor 20 drives sieve material rotary drum 30 upset, thereby screens its inside grit.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a novel grit screening device for civil engineering which characterized in that: the material screening device comprises a discharge hopper frame (10), a driving motor (20), a screening rotary drum (30) and a material pouring mechanism (40) arranged on one side of the screening rotary drum (30), wherein the driving motor (20) is fixedly arranged at the discharge hopper frame (10), two ends of the screening rotary drum (30) are rotatably arranged on the discharge hopper frame (10), one end of the screening rotary drum (30) is connected with the output end of the driving motor (20), at least two screening openings (31) are formed in the screening rotary drum (30) in the tangential direction, and a screening plate (32) is fixedly arranged at the screening openings (31); the material pouring mechanism (40) comprises a material pouring hopper (41) and two material pouring driving groups (42) fixedly arranged on two sides of the material pouring hopper (41), and the material pouring driving groups (42) drive the material pouring hopper (41) to pour gravels to be screened into the screening material rotary drum (30).

2. The novel sand screening device for civil engineering according to claim 1, characterized in that: the material pouring driving group (42) comprises a connecting seat (421), a hydraulic cylinder (422), an intermediate transmission rod (423) and a driven connecting piece (424), the connecting seat (421) is fixedly arranged on the discharging hopper frame (10), a cylinder body of the hydraulic cylinder (422) is hinged to the connecting seat (421), an expansion rod of the hydraulic cylinder (422) is hinged to one end of the intermediate transmission rod (423), one end of the intermediate transmission rod (423) is hinged to the driven connecting piece (424), one end of the driven connecting piece (424) is hinged to the connecting seat (421), and the other end of the driven connecting piece (424) is fixedly connected with the material pouring hopper (41).

3. The novel sand screening device for civil engineering according to claim 2, characterized in that: the material pouring driving group (42) further comprises an auxiliary supporting rod (425), one end of the auxiliary supporting rod (425) is hinged to the connecting seat (421), and the other end of the auxiliary supporting rod (425) is hinged to the same hinge position with the telescopic rod of the hydraulic cylinder (422) and one end of the middle driving rod (423).

4. The novel sand screening device for civil engineering according to claim 1, characterized in that: the sieve material rotary drum (30) is arranged on the upper side of the discharge hopper frame (10), a U-shaped support frame (11) is arranged on the lower side of the discharge hopper frame (10), and a discharge hole of the discharge hopper frame (10) is formed in the U-shaped cavity of the U-shaped support frame (11).

5. The novel sand screening device for civil engineering according to claim 1, characterized in that: the screening material inlet (31) of the screening material rotary drum (30) is fixedly provided with a plurality of locking pieces (33), and screw portions of the locking pieces (33) penetrate through the screening material plate (32) and are in threaded connection with the screening material rotary drum (30).