CN216728109U

CN216728109U - Filtering and screening device for civil engineering construction

Info

Publication number: CN216728109U
Application number: CN202220320600.6U
Authority: CN
Inventors: 何勇; 宋炜; 范守印; 纪建国; 赵广睿; 郭伟
Original assignee: China Railway Construction Group Co Ltd; Beijing Engineering Co Ltd of China Railway Construction Group Co Ltd
Current assignee: China Railway Construction Group Co Ltd; Beijing Engineering Co Ltd of China Railway Construction Group Co Ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-06-14
Anticipated expiration: 2032-02-17

Abstract

The utility model discloses a filtering and screening device for civil engineering construction, which comprises an underframe, wherein the top end of the underframe is fixedly connected with an outer limiting frame consisting of two circular plates and a plurality of vertical rods, the centers of the two circular plates are both provided with through holes, the inner side of one circular plate of the outer limiting frame is rotatably connected with a planet wheel outer wheel, an inner screen cylinder II is rotatably connected between the two circular plates, the inner side of the inner screen cylinder II is coaxially and fixedly connected with a first inner screen cylinder, the outer side of the inner screen cylinder is provided with a planet wheel inner wheel meshed with the planet wheel outer wheel, the planet wheel inner wheel is rotatably connected with the inner wall of the circular plate, a driving structure is arranged between the outer side of the outer limiting frame and one end of the inner screen cylinder II, and the other end of the inner screen cylinder II is provided with a plurality of discharge structures. The utility model greatly improves the utilization rate of building raw materials and the efficiency of filtering and screening the raw materials, has strong overall applicability, ingenious design, stable structure and convenient use, and meets the use requirements of people in filtering and screening in civil buildings.

Description

Filtering and screening device for civil engineering construction

Technical Field

The utility model relates to a filtering and screening device, in particular to a filtering and screening device for civil engineering construction, and belongs to the technical field of filtering and screening.

Background

Civil construction is a general name of science and technology for building various engineering facilities, and refers to applied materials and equipment and technical activities such as surveying, designing, constructing, maintaining and the like; also refers to the objects of engineering construction, i.e. various engineering facilities built on or under ground, on land or in water, directly or indirectly serving human life, production, military and scientific research, and in civil construction there is often a need to filter and screen the basic materials (sand, stone, etc.).

Although it is comparatively extensive that current filtration screening plant is practical, its still has the problem when in-service use, and current filtration screening plant often all screens through reciprocating sieve or drum sieve, and the reciprocating sieve is open environment mostly, causes scattering of material easily, causes the waste of resource, and the filtration screening effect of drum sieve is relatively poor, can not be fine carry out the classified screening to the raw materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a filtering and screening device for civil engineering construction.

The utility model realizes the purpose through the following technical scheme: a filtering and screening device for civil engineering construction comprises

The top end of the bottom frame is fixedly connected with an outer limiting frame consisting of two circular plates and a plurality of vertical rods, and through holes are formed in the centers of the two circular plates;

the utility model discloses a sieve, including outer spacing frame, sieve section of thick bamboo, outer screen section of thick bamboo, sieve section of thick bamboo, outer spacing frame's a plectane inboard is rotated and is connected with the planet wheel foreign steamer, and rotates between two plectanes and be connected with an inner screen section of thick bamboo two, sieve section of thick bamboo one in the inboard coaxial fixedly connected with of inner screen section of thick bamboo, and the outer side of inner screen section of thick bamboo be equipped with the planet wheel of planet wheel foreign steamer meshing in, the wheel rotates with the plectane inner wall to be connected in the planet wheel, be equipped with drive structure between the outer spacing frame outside and two one ends of inner screen section of thick bamboo, and the other end of inner screen section of thick bamboo two is equipped with a plurality of discharge structures.

As a still further scheme of the utility model: the driving structure comprises a motor and a belt, the motor is fixedly connected with a vertical rod of the outer limiting frame, and one end of the inner screen cylinder I extends to the outer side of the outer limiting frame and is connected with the motor output shaft through the belt.

As a still further scheme of the utility model: the discharging structure comprises a first outlet pipe, a second outlet pipe and a discharging sieve pipe, the first outlet pipe is communicated with a circular plate on one side far away from the driving structure and is positioned between the first inner sieve barrel and the second inner sieve barrel, the second outlet pipe is communicated with the discharging sieve pipe, and the discharging sieve pipe is positioned on the bottom side of the first inner sieve barrel.

As a still further scheme of the utility model: the inner screen cylinder I and the inner screen cylinder II are both provided with screen meshes, the mesh diameter of the screen mesh of the inner screen cylinder I is smaller than that of the inner screen cylinder II, the discharge screen pipe is tightly attached to the inner side of the outer fixed cylinder, the top of the discharge screen pipe is in an open state, and the inner side of the discharge screen pipe is smooth.

As a still further scheme of the utility model: the one end that outer spacing frame is close to the drive structure is fixed with a plurality of connecting rods, fixedly connected with inlet pipe between the connecting rod, and the one end of inlet pipe extends to two inboards of interior sieve section of thick bamboo.

As a still further scheme of the utility model: the feeding pipe is of an inclined tubular structure, and a smooth cambered surface is arranged on the inner side of the feeding pipe.

The utility model has the beneficial effects that:

1. the utility model realizes closed screening through mutual cooperation among all parts, effectively prevents raw materials from scattering and wasting during filtering and screening, and carries out classified screening and discharging on the raw materials, thereby being convenient for collecting different raw materials and greatly improving the utilization rate of the raw materials;

2. the automatic filter screen device is ingenious in design, stable in structure, convenient to use, convenient to assemble integrally, capable of being adjusted according to screened raw materials, greatly improves the applicability of the device, is simple to operate, and facilitates the automatic process of filtering and screening.

The utility model greatly improves the utilization rate of building raw materials and the efficiency of filtering and screening the raw materials, has strong overall applicability, ingenious design, stable structure and convenient use, and meets the use requirements of people in filtering and screening in civil buildings.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A in FIG. 2;

FIG. 4 is a schematic view of the internal structure of the present invention.

In the figure: 1. the screening device comprises an underframe, 2, an outer limiting frame, 3, an outer fixed cylinder, 4, a connecting rod, 5, a feeding pipe, 6, a motor, 7, a belt, 8, a first inner screen cylinder, 9, a planet wheel outer wheel, 10, a planet wheel inner wheel, 11, a second inner screen cylinder, 12, a first outlet pipe, 13, a second outlet pipe, 14 and a discharging screen pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1 to 4, a filtering and screening apparatus for civil engineering construction includes

The top end of the bottom frame 1 is fixedly connected with an outer limiting frame 2 consisting of two circular plates and a plurality of vertical rods, and through holes are formed in the centers of the two circular plates;

outer spacing frame 2's a plectane inboard is rotated and is connected with planet wheel foreign steamer 9, and rotates between two plectanes and be connected with an interior sieve section of thick bamboo two 11, sieve section of thick bamboo 8 in the inboard coaxial fixedly connected with of an interior sieve section of thick bamboo, and two 11 outsides of an interior sieve section of thick bamboo are equipped with and take turns interior wheel 10 of 9 meshings of planet wheel foreign steamer, wheel 10 rotates with the plectane inner wall in the planet wheel to be connected, be equipped with the drive structure between 2 outsides of outer spacing frame and two 11 one ends of an interior sieve section of thick bamboo, and the other end of an interior sieve section of thick bamboo two 11 is equipped with a plurality of row material structures.

In the embodiment of the utility model, the driving structure comprises a motor 6 and a belt 7, the motor 6 is fixedly connected with a vertical rod of the outer limiting frame 2, one end of the inner screen cylinder I8 extends to the outer side of the outer limiting frame 2 and is connected with an output shaft of the motor 6 through the belt 7, when the device is used, the motor 6 is started, and the inner screen cylinder I8 is driven to rotate through the transmission of the belt 7, so that the device is simple in structure, convenient and fast to operate, and convenient for workers to quickly master the device.

In the embodiment of the utility model, the discharge structure comprises a first outlet pipe 12, a second outlet pipe 13 and a discharge sieve pipe 14, the first outlet pipe 12 is communicated with a circular plate on one side far away from the driving structure and is positioned between the first inner sieve barrel 8 and the second inner sieve barrel 11, the second outlet pipe 13 is communicated with the discharge sieve pipe 14, and the discharge sieve pipe 14 is positioned at the bottom side of the first inner sieve barrel 8, when the discharge structure is used, an intermediate product subjected to primary screening flows out from the first outlet pipe 12, raw materials subjected to secondary screening by the second inner sieve barrel 11 enter the discharge sieve pipe 14, and finally slide out from the second outlet pipe 13 to respectively process the raw materials of different grades, so that the collection and the full utilization of resources are facilitated.

In the embodiment of the utility model, the first inner screen cylinder 8 and the second inner screen cylinder 11 are both provided with the screen meshes, the mesh diameter of the screen mesh of the first inner screen cylinder 8 is smaller than that of the second inner screen cylinder 11, the discharge screen pipe 14 is tightly attached to the inner side of the outer fixed cylinder 3, the top of the discharge screen pipe is in an open state, the inner side surface of the discharge screen pipe is smooth, and the filter screening effect of the device is greatly improved through the matching screening effect of the first inner screen cylinder 8 and the second inner screen cylinder 11.

Example two

In the embodiment of the utility model, a plurality of connecting rods 4 are fixed at one end of the outer limiting frame 2 close to the driving structure, a feeding pipe 5 is fixedly connected between the connecting rods 4, and one end of the feeding pipe 5 extends to the inner side of the inner screen cylinder 11.

In the embodiment of the utility model, the feeding pipe 5 is in an inclined tubular structure, and the inner side of the feeding pipe is provided with a smooth cambered surface, so that the feeding of the device is smoother by additionally arranging the feeding pipe 5, the feeding of materials is facilitated, and the accumulation of raw materials at an inlet is effectively prevented.

The working principle is as follows: when using, at first pour building materials into two 11 interior sieve section of thick bamboos in, two 11 rotations of interior sieve section of thick bamboos are driven through the drive structure, two 11 rotations of interior sieve section of thick bamboos of drive of rethread interior sieve section of thick bamboo rotate, both cooperations are used and are carried out the primary filtration screening to the raw materials, two 11 rotations of sieve section of thick bamboo 8 pivoted speeds in the cooperation rotation control between the wheel 10 in the planet wheel of rethread planet wheel foreign steamer 9 meshing, the unqualified raw materials of raw materials after the primary screening are stayed in two 11 interior sieve section of thick bamboos, carry out the secondary screening in an 8 interior sieve section of thick bamboos, the raw materials that meet the requirements continue to descend and arrange material structure from one and discharge, the intermediate product is discharged from another row material structure, it can to collect respectively the raw materials of difference.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. a filtering and screening device for civil engineering construction, characterized in that: comprising:

A bottom frame (1), the top of the bottom frame (1) is fixedly connected with an outer limit frame (2) composed of two circular plates and a plurality of vertical rods, and through holes are opened in the centers of the two circular plates ;

A planetary wheel outer wheel (9) is rotatably connected to the inner side of a circular plate of the outer limit frame (2), and an inner sieve cylinder two (11) is rotatably connected between the two circular plates, and the inner sieve cylinder two (11). ) The inner side is coaxially and fixedly connected with the inner sieve cylinder one (8), and the outer side of the inner sieve cylinder two (11) is provided with a planetary gear inner wheel (10) meshing with the planetary gear outer wheel (9), and the planetary inner wheel ( 10) It is rotatably connected with the inner wall of the circular plate, a drive structure is provided between the outer side of the outer limit frame (2) and one end of the inner screen cylinder two (11), and the other end of the inner screen cylinder two (11) is provided with a plurality of Nesting structure.

2 . The filtering and screening device for civil engineering construction according to claim 1 , wherein the driving structure comprises a motor (6) and a belt (7), and the motor (6) is connected to an outer limit frame. 3 . A vertical rod of (2) is fixedly connected, and one end of the inner screen cylinder one (8) extends to the outside of the outer limit frame (2) and is connected with the output shaft of the motor (6) through a belt (7).

3. A filter and screening device for civil engineering construction according to claim 1, characterized in that: the discharge structure comprises a first outlet pipe (12), a second outlet pipe (13) and a discharge screen pipe (14) ), the outlet pipe one (12) is connected with the circular plate on the side away from the drive structure, and it is located between the inner screen cylinder one (8) and the inner screen cylinder two (11), the outlet pipe two (13) ) is connected through the discharge screen (14), and the discharge screen (14) is located on the bottom side of the inner screen cylinder one (8).

4. A filter and screening device for civil engineering construction according to claim 3, characterized in that: the inner screen cylinder one (8) and the inner screen cylinder two (11) are both provided with screen meshes, and the inner screen The mesh diameter of the screen mesh of the first cylinder (8) is smaller than the mesh diameter of the second inner screen cylinder (11). The sides are smooth.

5 . The filtering and screening device for civil engineering construction according to claim 1 , wherein a plurality of connecting rods ( 4 ) are fixed at one end of the outer limit frame ( 2 ) close to the driving structure. 6 . A feed pipe (5) is fixedly connected between the connecting rods (4), and one end of the feed pipe (5) extends to the inner side of the second inner screen cylinder (11).

6 . The filtering and screening device for civil engineering construction according to claim 5 , wherein the feeding pipe ( 5 ) is in an inclined tubular structure, and the inner side thereof is provided with a smooth arc surface. 7 .