CN215390705U

CN215390705U - Screening sand machine for civil engineering

Info

Publication number: CN215390705U
Application number: CN202121719788.3U
Authority: CN
Inventors: 赵矛; 李刚; 孙浩尹; 李强; 杨程远; 李同晗
Original assignee: State Grid Co ltd Dc Construction Branch; State Grid Sichuan Electric Power Transmission And Transformation Construction Co ltd
Current assignee: State Grid Co ltd Dc Construction Branch; State Grid Sichuan Electric Power Transmission And Transformation Construction Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-01-04
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses a sand screening machine for civil engineering, which relates to the technical field of sand screening machines and comprises a supporting shell, a screening box, a feeding hole, a screen, a reciprocating device, a collecting cylinder, a first discharging hole and a second discharging hole, wherein the first discharging hole and the second discharging hole are used for distinguishing sands with different particle sizes; screening sand by using a screen; the reciprocating device screens the sand through a screen mesh, so that the sand with small particle size flows out of the first discharge hole; the collecting cylinder collects the screened sand; the round rod is used for supporting the supporting shaft; the bulge is arranged at the eccentric position of the cylindrical barrel and can drive the rotating rod to do reciprocating motion; the rotating shaft supports the rotating rod, and the rotating rod can rotate around the rotating shaft; the limiting block enables the sliding body to swing to drive the screening box to swing; the T-shaped groove only enables the screening box to slide and not to move; the sand classifying device is simple and reliable in structure, capable of classifying the sand according to the particle size of the sand, simple to operate and suitable for popularization.

Description

Screening sand machine for civil engineering

Technical Field

The utility model relates to the technical field of sand screening machines, in particular to a sand screening machine for civil engineering.

Background

At present, civil engineering refers to engineering entities which are used for carrying out various technical works such as investigation, planning, design, construction, installation and maintenance and the like on buildings, structures, related supporting facilities and the like of various new-built, reconstructed or expanded projects except house buildings, and the like, and the engineering entities which are completed by the technical works, the technical works comprise that a lot of sand is used in the construction process of civil engineering, and the sand is screened by a sand screening machine before being used.

Because the demand of different construction operations to fine material particle diameters such as sand is different, just need the manual work to use sieve husky equipment to its sieve class, traditional classification sand screening machine for civil engineering in addition only utilizes single roll mode to filter the sand usually, can not accomplish to carry out the classification of different particle diameters to the sand fast, sieves husky inefficiency, the amount of labour is big.

Disclosure of Invention

The utility model provides a sand screening machine for civil engineering, aiming at the problems, and solving the problem that the sand cannot be classified according to the particle size of the sand.

The technical scheme of the utility model is as follows: a sand screening machine for civil engineering comprises a supporting shell, a screening box, a feeding hole, a screen, a reciprocating device, a collecting cylinder, a first discharging hole and a second discharging hole; the screening box is arranged on the supporting shell, the detachable placing box is arranged in the supporting shell, a feeding port is formed in the top of the screening box, a first discharging port is formed in the bottom of the screening box, a second discharging port is formed in one side of the screening box, a plurality of screen meshes are arranged in the placing box, one of the screen meshes is detachably arranged in the screening box, a reciprocating device is arranged in the supporting shell, the screening box is driven by the reciprocating device, and a collecting barrel capable of being detachably connected is arranged on one side of the supporting shell.

Further, the reciprocating device comprises a first bevel gear, a second bevel gear, a supporting shaft, a cylindrical barrel, a protrusion, a first opening, a rotating rod, a rotating shaft, a sliding body and a round rod; the bottom in the supporting shell is provided with a motor, an output shaft of the motor is sleeved with a first bevel gear, one side of the first bevel gear is engaged with a second bevel gear, a supporting shaft penetrates through the center of the second bevel gear, two ends of the supporting shaft are sleeved with cylindrical barrels, two cylindrical barrels are provided with round rods in centers, the eccentric positions of the two cylindrical barrels are provided with protrusions, a pair of side walls of the supporting shell are provided with rotating shafts, the rotating shafts are sleeved with rotating rods, the rotating shafts are rotatably connected with the first ends of the rotating rods, the centers of the two rotating rods are provided with first openings matched with the protrusions, the other ends of the two round rods respectively penetrate through the first openings and are rotatably arranged on the two side walls in the supporting shell, the protrusions are slidably connected with the first openings, the top of the supporting shell is provided with second openings matched with the rotating rods, and the second ends of the two rotating rods penetrate through the second openings and are provided with sliders, screening case both sides all are equipped with two stoppers, the slip body sets up in the middle of two stoppers, slip body and stopper sliding connection, screening bottom of the case portion is equipped with the sliding block, T type groove has been seted up on the sliding block, T type inslot is equipped with matched with T type piece, T type piece and T type groove sliding connection, T type piece sets up at the support shell top.

Further, the particle sizes on the screens are different.

Furthermore, a plurality of self-locking universal wheels are arranged at the bottom of the supporting shell.

Furthermore, the motor is electrically connected with an external control system.

The utility model has the advantages that: the first discharge hole and the second discharge hole are used for distinguishing sand with different particle sizes; screening sand by using a screen; the reciprocating device screens the sand through a screen mesh, so that the sand with small particle size flows out of the first discharge hole; the collecting cylinder collects the screened sand; the round rod is used for supporting the supporting shaft; the bulge is arranged at the eccentric position of the cylindrical barrel and can drive the rotating rod to do reciprocating motion; the rotating shaft supports the rotating rod, and the rotating rod can rotate around the rotating shaft; the limiting block enables the sliding body to swing to drive the screening box to swing; the T-shaped groove only enables the screening box to slide and not to move; the sand classifying device is simple and reliable in structure, capable of classifying the sand according to the particle size of the sand, simple to operate and suitable for popularization.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

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

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

FIG. 3 is a schematic view of the shuttle installation of the present invention;

fig. 4 is a schematic top view of the slider of the present invention.

Reference numerals:

1 is a supporting shell, 2 is a screening box, 3 is a feeding hole, 4 is a screen, 5 is a reciprocating device, 6 is a universal wheel, 7 is a collecting barrel, 8 is a first discharging hole, 9 is a second discharging hole, 10 is a limiting block, 11 is a motor, 12 is a sliding block, 13 is a T-shaped block, 14 is a placing box, 501 is a first bevel gear, 502 is a second bevel gear, 503 is a supporting shaft, 504 is a cylindrical barrel, 505 is a protrusion, 506 is a first opening, 507 is a rotating rod, 508 is a rotating shaft, 509 is a sliding body, and 510 is a round rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

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, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 4, a sand screening machine for civil engineering includes a support housing 1, a screening box 2, a feed port 3, a screen 4, a reciprocating device 5, a collecting cylinder 7, a first discharge port 8 and a second discharge port 9;

the sand screening device is characterized in that a screening box 2 is arranged on a supporting shell 1, the screening box 2 is used for screening sand, a detachable placing box 14 is arranged in the supporting shell 1, a screen 4 is placed in the placing box 14, a feed inlet 3 is arranged at the top of the screening box 2, the bottom of the screening box 2 is of a slope structure, a first discharge outlet 8 is arranged at the lowest end of the slope, a second discharge outlet 9 is arranged at one side of the screening box 2, the first discharge outlet 8 and the second discharge outlet 9 are used for distinguishing sand with different particle sizes, a plurality of screens 4 are arranged in the placing box 14, the screen 4 screens the sand, one screen 4 is detachably arranged in the screening box 2, a reciprocating device 5 is arranged in the supporting shell 1, the reciprocating device 5 screens the sand through the screens 4, so that the sand with small particle size flows out from the first discharge outlet 8, the screening box 2 is driven through the reciprocating device 5, a collecting cylinder 7 which is detachably connected is arranged at one side of the supporting shell 1, the collecting cylinder 7 collects the screened sand.

The reciprocating means 5 comprises a first bevel gear 501, a second bevel gear 502, a support shaft 503, a cylindrical barrel 504, a protrusion 505, a first opening 506, a rotating rod 507, a rotating shaft 508, a sliding body 509 and a round rod 510; the bottom in the supporting shell 1 is provided with a motor 11, an output shaft of the motor 11 is sleeved with a first bevel gear 501, the output shaft of the motor 11 rotates to drive the first bevel gear 501 to rotate, one side of the first bevel gear 501 is engaged with a second bevel gear 502, the first bevel gear 501 rotates to drive the second bevel gear 502 to rotate, a supporting shaft 503 penetrates through the center of the second bevel gear 502, the supporting shaft 503 is used for supporting the second bevel gear 502, two ends of the supporting shaft 503 are sleeved with cylindrical barrels 504, the supporting shaft 503 rotates to drive the cylindrical barrels 504 to rotate, the centers of the two cylindrical barrels 504 are provided with round rods 510, eccentric positions of the two cylindrical barrels 504 are provided with protrusions 505, the cylindrical barrels 504 rotate to drive the protrusions 505 to rotate, a pair of side walls of the supporting shell 1 are provided with rotating shafts 508, two rotating shafts 508 are sleeved with rotating rods 507, the rotating shafts 508 support the rotating rods 507, and the rotating shafts 508 are rotatably connected with first ends of the rotating rods 507, the rotating rods 507 can rotate around the rotating shaft 508, the centers of the two rotating rods 507 are respectively provided with a first opening 506 matched with the protrusions 505, the other ends of the two round rods 510 respectively penetrate through the first openings 506 and are arranged on two side walls in the supporting shell 1 in a rotating manner, the round rods 510 are used for supporting the supporting shaft 503, the protrusions 505 are connected with the first openings 506 in a sliding manner, the protrusions 505 rotate to drive the rotating rods 507 to swing through the first openings 506, the top of the supporting shell 1 is provided with a second opening matched with the rotating rods 507, the second ends of the two rotating rods 507 penetrate through the second openings and are respectively provided with a sliding body 509, the rotating rods 507 swing to drive the sliding bodies 509 to swing, two sides of the sieving box 2 are respectively provided with two limiting blocks 10, the sliding bodies 509 are arranged between the two limiting blocks 10, the sliding bodies 509 are connected with the limiting blocks 10 in a sliding manner, the heights of the sliding bodies 509 can change in the swinging process, and the sliding connections of the sliding bodies 509 and the limiting blocks 10 enable the sliding bodies 509 to work normally, stopper 10 makes the slider 509 swing can drive the swing of screening case 2 to can drive the swing of screen cloth 4, screening case 2 bottom is equipped with sliding block 12, has seted up T type groove on sliding block 12, and T type inslot is equipped with matched with T type piece 13, T type piece 13 and T type groove sliding connection, and T type groove makes screening case 2 only can take place to slide, can not take place the drunkenness, and T type piece 13 sets up at support shell 1 top.

The particle size on the screen 4 is different, and the screen 4 with different particle size is used for screening out the needed sand according to the needs.

The bottom of the supporting shell 1 is provided with a plurality of universal wheels 6 with self-locking, and the universal wheels 6 enable the supporting shell 1 to move more conveniently and conveniently.

The motor 11 is electrically connected with an external control system, so that the switch of the motor 11 can be better controlled.

The use method of the utility model comprises the following steps: when sand needs to be screened, a proper screen 4 is taken out from the placing box 14 as required and is installed in the screening box 2, the collecting cylinder 7 is placed below the second discharge port 9 to collect screened sand, the sand from the first discharge port 8 is sand to be used, a power switch of the motor 11 is turned on, the sand to be screened is poured into the sand from the feed port 3, an output shaft of the motor 11 rotates to drive the first bevel gear 501 to rotate, the first bevel gear 501 rotates to drive the second bevel gear 502 to rotate, the second bevel gear 502 rotates to drive the supporting shaft 503 to rotate, the supporting shaft 503 rotates to drive the protrusion 505 to rotate through the cylindrical cylinder 504, the protrusion 505 rotates to drive the rotating rod 507 to swing back and forth, the rotating rod 507 swings back and forth to drive the sliding body 509 to swing back and forth, the height of the sliding body 509 changes in the process of back and forth swinging, the sliding body slides in the limiting block 10, so that the sliding body 509 swings back and forth to drive the screening box 2 to swing back and forth, thereby sieve the sand, close the switch of motor 11 after the screening, take out screen cloth 4 from screening case 2, clear up screen cloth 4, put into after the clearance and place the case 14 in to use next time.

The first discharge hole 8 and the second discharge hole 9 are used for distinguishing sand with different particle sizes; the screen 4 screens the sand; the reciprocating device 5 screens the sand through the screen 4, so that the sand with small particle size flows out of the first discharge hole 8; the collecting cylinder 7 collects the screened sand; the round bar 510 is used to support the support shaft 503; the protrusion 505 is arranged at the eccentric position of the cylindrical barrel 504 and can drive the rotating rod 507 to reciprocate; the rotating shaft 508 supports the rotating rod 507, and the rotating rod 507 can rotate around the rotating shaft 508; the limiting block 10 enables the sliding body 509 to swing to drive the screening box 2 to swing; the T-shaped groove enables the screening box 2 to only slide and not to move; the sand classifying device is simple and reliable in structure, capable of classifying the sand according to the particle size of the sand, simple to operate and suitable for popularization.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A sand screening machine for civil engineering is characterized by comprising a supporting shell (1), a screening box (2), a feeding hole (3), a screen (4), a reciprocating device (5), a collecting cylinder (7), a first discharging hole (8) and a second discharging hole (9); the screening box (2) is arranged on the supporting shell (1), a detachable placing box (14) is arranged in the supporting shell (1), a feeding hole (3) is formed in the top of the screening box (2), a first discharging hole (8) is formed in the bottom of the screening box (2), a second discharging hole (9) is formed in one side of the screening box (2), a plurality of screen meshes (4) are arranged in the placing box (14), one screen mesh (4) is detachably arranged in the screening box (2), a reciprocating device (5) is arranged in the supporting shell (1), the screening box (2) is driven by the reciprocating device (5), and a detachably connected collecting barrel (7) is arranged on one side of the supporting shell (1); the reciprocating device (5) comprises a first bevel gear (501), a second bevel gear (502), a supporting shaft (503), a cylindrical barrel (504), a protrusion (505), a first opening (506), a rotating rod (507), a rotating shaft (508), a sliding body (509) and a round rod (510); support the bottom and be equipped with motor (11) in shell (1), the cover is equipped with first bevel gear (501) on the output shaft of motor (11), first bevel gear (501) one side meshing has second bevel gear (502), second bevel gear (502) center is run through and is equipped with back shaft (503), back shaft (503) both ends all overlap and are equipped with cylinder section of thick bamboo (504), two cylinder section of thick bamboo (504) center all is equipped with round bar (510), two the eccentric position of cylinder section of thick bamboo (504) all is equipped with arch (505), support shell (1) wherein all is equipped with pivot (508) on a pair of lateral wall, two it is equipped with bull stick (507) all to overlap on pivot (508), pivot (508) are connected with bull stick (507) first end rotation, two bull stick (507) center all is equipped with and protruding (505) matched with first opening (506), two round bar (510) other end passes through first opening (506) and pivoted setting respectively and is supporting shell (1) and is being passed through first opening (506) and pivoted setting ) The protrusions (505) are connected with the first openings (506) in a sliding mode, and second openings matched with the rotating rods (507) are formed in the top of the supporting shell (1); two bull stick (507) second end runs through and wears out second opening and all is equipped with slider (509), screening case (2) both sides all are equipped with two stopper (10), slider (509) set up in the middle of two stopper (10), slider (509) and stopper (10) sliding connection, screening case (2) bottom is equipped with sliding block (12), T type groove has been seted up on sliding block (12), T type inslot is equipped with matched with T type piece (13), T type piece (13) and T type groove sliding connection, T type piece (13) set up at support shell (1) top.

2. The sand screen for civil engineering work according to claim 1, characterized in that the particle diameters on the screens (4) are different.

3. Sand screen for civil engineering according to claim 1, characterised in that the bottom of the supporting shell (1) is provided with a plurality of self-locking universal wheels (6).

4. The sand screen for civil engineering work according to claim 1, characterised in that the electric motor (11) is electrically connected to an external control system.