CN218078861U

CN218078861U - Sand screening device for civil construction

Info

Publication number: CN218078861U
Application number: CN202221596956.9U
Authority: CN
Inventors: 周金彪
Original assignee: Tianjin Baijiuyuan Construction Engineering Co ltd
Current assignee: Tianjin Baijiuyuan Construction Engineering Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-12-20
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a screening sand device for civil construction, including the base with be located the rotary drum that can overturn from top to bottom of base upside, the rotary drum both ends are sealed and are rotated along the axial by motor drive, connect through a plurality of from outside-in evenly distributed's a screen cloth section of thick bamboo between the left and right sides inner wall of rotary drum, from the aperture grow gradually of outside-in each screen cloth section of thick bamboo, the rotary drum right side is provided with the feed inlet that is linked together with the most inboard screen cloth section of thick bamboo and the right side is provided with the feed inlet overhead door, the rotary drum left side is provided with a plurality of and respectively with rotary drum and each screen cloth section of thick bamboo corresponding discharge gate that has the closing cap. Compared with the prior art, the method has the advantages that: the utility model can not only effectively screen and remove stones and sundries in the sand, but also screen out sand, stone, coarse sand and the like in the sand, thereby effectively reducing resource waste; the novel sand screening work is carried out in the rotary drum, so that dust and smoke generated in the sand screening process can be effectively prevented from being discharged into the air.

Description

Screening sand device for civil construction

Technical Field

The utility model relates to a civil construction technical field specifically indicates a screening sand device for civil construction.

Background

In civil construction work, a sand screening device is often used for screening out stones with different particle sizes and impurities mixed in sand. However, the sand screening device in the prior art can only screen sand at one level, and is generally only suitable for screening fine sand, sand needing to be screened has sand and stones with larger diameters, coarse sand with larger diameters and fine sand with smaller diameters, and the sand, the coarse sand and the fine sand are all useful in buildings.

Here, in order to solve the above problems, we propose a sand sieving device for civil engineering and construction.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical difficulty, provide one kind and can carry out multistage screening sand, can effectively avoid the dust to discharge the screening sand device for civil construction in the air when just screening sand.

In order to solve the technical problem, the utility model provides a technical scheme does:

screening sand device for civil construction, including base and the rotary drum that is located the base upside and can overturn from top to bottom, the rotary drum both ends are sealed and are followed the axial rotation by motor drive, connect through a plurality of from outside-in evenly distributed's a screen cloth section of thick bamboo between the left and right sides inner wall of rotary drum, from outside-in each the aperture of a screen cloth section of thick bamboo grow gradually, the rotary drum right side is provided with the feed inlet that is linked together with the most inboard screen cloth section of thick bamboo and the right side is provided with the feed inlet stop gate, and the rotary drum left side is provided with a plurality of and respectively with rotary drum and the corresponding discharge gate that has the closing cap of each screen cloth section of thick bamboo.

As an improvement, bearing seats are respectively rotatably sleeved on the circumferential outer walls of the left part and the right part of the rotary drum, the bottom of the bearing seat on the left side is hinged with an electric cylinder, the bottom of the electric cylinder is hinged with the left part of the base, and the front side and the rear side of the bearing seat on the right side are respectively rotatably connected with a supporting rod fixed on the right part of the base.

As an improvement, the motor is fixedly arranged at the bottom of the right side bearing seat through a motor support, an output shaft of the motor is in driving connection with a driving gear, and a driven gear ring meshed with the driving gear is fixedly sleeved on the circumferential outer wall of the rotary drum.

As an improvement, the number of the screen cylinders is two or three, and the like.

As an improvement, the discharge ports are respectively arranged at positions close to the inner wall of the rotary drum and the inner wall of the screen drum. Is convenient for discharging the screened materials respectively.

Compared with the prior art, the utility model the advantage lie in: the plurality of screen cylinders of the utility model can carry out multi-stage screening on the sand, not only can effectively screen and remove stones and sundries in the sand, but also can screen sand, stone, coarse sand and the like in the sand, thereby effectively reducing resource waste; the novel sand screening work is carried out in the rotary drum, so that dust and smoke generated in the sand screening process can be effectively prevented from being discharged into the air.

Drawings

Fig. 1 is the structural schematic diagram of the main viewing direction of the sand sieving device for civil construction.

Fig. 2 is the internal structure schematic diagram of the rotary drum of the sand sieving device for civil construction.

As shown in the figure: 1. a base; 2. a rotating drum; 3. a motor; 4. a screen cylinder; 5. a feed inlet; 6. a feed port shutter; 7. sealing the cover; 8. a discharge port; 9. a bearing seat; 10. an electric cylinder; 11. a support bar; 12. a driving gear; 13. a driven gear ring.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those 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. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The present invention will be described in further detail with reference to the accompanying drawings.

Screening sand device for civil construction includes base 1 and the rotary drum 2 that can overturn from top to bottom that is located base 1 upside, 2 both ends of rotary drum are sealed and are followed the axial by the drive of motor 3 and rotate. Specifically, bearing blocks 9 are respectively rotatably sleeved on the circumferential outer walls of the left part and the right part of the rotary drum 2, the bottom of the bearing block 9 on the left side is hinged with an electric cylinder 10, the bottom of the electric cylinder 10 is hinged with the left part of the base 1, and the front side and the rear side of the bearing block 9 on the right side are respectively rotatably connected with a support rod 11 fixed on the right part of the base 1; the motor 3 is fixedly installed at the bottom of the right bearing seat 9, an output shaft of the motor 3 is in driving connection with a driving gear 12, and a driven gear ring 13 meshed with the driving gear 12 is fixedly sleeved on the circumferential outer wall of the rotary drum 2.

The inner walls of the left side and the right side of the rotary drum 2 are connected through two screen drums 4 which are uniformly distributed from outside to inside, the pore diameters of the screen drums 4 from outside to inside are gradually increased, the right side of the rotary drum 2 is provided with a feed inlet 5 communicated with the innermost screen drum 4, the right side of the rotary drum is provided with a feed inlet baffle door 6, the rear side of the feed inlet baffle door 6 is hinged with the right side of the rotary drum 2 through a hinge, the front side of the rotary drum 2 is fixedly connected with the right side of the rotary drum through a hasp (not shown in the figure), the left side of the rotary drum 2 is provided with a plurality of discharge ports 8 which are provided with sealing covers 7 and correspond to the rotary drum 2 and the screen drums 4 respectively, the sealing covers 7 are sleeved on the circumferential outer walls of the corresponding discharge ports 8 in a threaded manner, and the discharge ports 8 are arranged at positions close to the inner walls of the rotary drum 2 and the inner walls of the screen drums 4 respectively.

It is worth mentioning that the motor 3 and the electric cylinder 10 in the novel structure are respectively the existing devices, the two devices are respectively connected with the external power supply and the control switch, and the use and control methods of the two devices are the prior art.

The utility model discloses during concrete implementation in civil construction work, open feed inlet shutter 6 and will treat the sand for the civil construction of screening to fill into in the most inboard screen cloth section of thick bamboo 4 from feed inlet 5, then close feed inlet shutter 6 and starter motor 3, motor 3 drives rotary drum 2 and each screen cloth section of thick bamboo 4 inside it and rotates together, stone debris and gravel coarse sand in the sand can pass through most inboard screen cloth section of thick bamboo 4 and enter into outer screen cloth section of thick bamboo 4, fine sand then stops in most inboard screen cloth section of thick bamboo 4, then stone debris etc. can pass through outer screen cloth section of thick bamboo 4 and enter into rotary drum 2, gravel coarse sand then can stop in outer screen cloth section of thick bamboo 4, close motor 3 after screening 6 ~ 10min, then drive rotary drum 2's left side upset downwards through the shrink work of electric cylinder 10, then open respectively the closing cap 7 on each discharge gate 8, then fine sand after the screening, gravel coarse sand and stone debris are collected respectively, then drive rotary drum 2 through the extension of electric cylinder 10 and resume the horizontal screen cloth state again, then construction wheel alright construction has been gone on the construction.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.

Claims

1. Screening sand device for civil construction, its characterized in that: including base (1) and be located base (1) upside rotary drum (2) that can overturn from top to bottom, rotary drum (2) both ends are sealed and are followed the axial rotation by motor (3) drive, connect through a plurality of outside-in evenly distributed's screen cloth section of thick bamboo (4) between the left and right sides inner wall of rotary drum (2), from outside-in each the aperture of screen cloth section of thick bamboo (4) grow gradually, rotary drum (2) right side is provided with feed inlet (5) and the right side that are linked together with innermost screen cloth section of thick bamboo (4) and is provided with feed inlet shutter (6), and rotary drum (2) left side is provided with a plurality of and respectively with rotary drum (2) and each screen cloth section of thick bamboo (4) corresponding discharge gate (8) that have closing cap (7).

2. The sand screening device for civil construction work of claim 1, wherein: the rotary drum is characterized in that bearing seats (9) are respectively rotatably sleeved on circumferential outer walls of the left part and the right part of the rotary drum (2), the bottom of each bearing seat (9) is hinged with an electric cylinder (10), the bottom of each electric cylinder (10) is hinged with the left part of the base (1), and the front side and the rear side of each bearing seat (9) are respectively rotatably connected with supporting rods (11) fixed to the right part of the base (1).

3. The sand screening device for civil construction work of claim 2, wherein: the motor (3) is fixedly installed at the bottom of the right bearing seat (9), a driving gear (12) is connected to an output shaft of the motor (3) in a driving mode, and a driven gear ring (13) meshed with the driving gear (12) is fixedly sleeved on the circumferential outer wall of the rotary drum (2).

4. The sand screening device for civil construction work of claim 1, wherein: the number of the screen cylinders (4) is two.

5. The sand screening device for civil construction work of claim 1, wherein: each discharge port (8) is respectively arranged at the position close to the inner wall of the rotary drum (2) and the inner wall of the screen drum (4).