CN217411459U

CN217411459U - Grit sieving mechanism for building engineering

Info

Publication number: CN217411459U
Application number: CN202221323568.3U
Authority: CN
Inventors: 尤杨
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-09-13
Anticipated expiration: 2032-05-30

Abstract

The utility model relates to the technical field of building gravel, and discloses a gravel screening device for constructional engineering, which comprises a box body mechanism, a screening mechanism, a feeding mechanism and a discharging mechanism, wherein the screening mechanism is positioned inside the box body mechanism; the box mechanism is including screening case, waste material mouth and bin outlet, the fixed left end that sets up at the screening case of waste material mouth, the fixed right-hand member that sets up at the screening case of bin outlet, screening mechanism includes screening board, roating seat and shock dynamo. This grit sieving mechanism for building engineering, the swing joint mode that the screening roller passes through movable groove and loose axle has formed the active structure that can enough rotate and can squint, through the biggest interval distance that sets up the diameter difference between movable groove and the loose axle and the adjustable screening roller of diameter of screening roller, can effectually avoid appearing the phenomenon that the grit blockked up the mesh in the screening process.

Description

Grit sieving mechanism for building engineering

Technical Field

The utility model relates to a building grit technical field specifically is a grit sieving mechanism for building engineering.

Background

The building sand and stone are divided into river sand and lake sand, but the building sand and stone are essentially rock particles with diameters within a certain range, and the two causes are natural, wherein the rock in the nature is crushed and separated into particles with different sizes under the actions of weathering, denudation and the like on the earth surface, and the second is artificial sand making.

Present grit can dope a lot of impurity when the stock ground is piled up for a long time, and also have a lot of mud when the exploitation and dope wherein, need sieve it before the use, current screening plant adopts the mesh screening mostly still, and the mesh can be stopped up to the combination of grit and mud, causes the phenomenon of follow-up screening difficulty.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a grit sieving mechanism for building engineering to propose among the above-mentioned background art that current sieving mechanism mostly still adopts the mesh screening, the mesh can be stopped up with the combination of mud to the grit, causes the problem of the phenomenon of follow-up screening difficulty.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a gravel screening device for constructional engineering comprises a box body mechanism, a screening mechanism, a feeding mechanism and a discharging mechanism, wherein the screening mechanism is positioned inside the box body mechanism, the feeding mechanism is positioned above the box body mechanism, and the discharging mechanism is positioned at the lower part inside the box body mechanism;

the box mechanism is including screening case, waste material mouth and bin outlet, the fixed left end that sets up at the screening case of waste material mouth, the fixed right-hand member that sets up at the screening case of bin outlet, screening mechanism is including screening board, roating seat and shock dynamo, the inboard at the waste material mouth is connected through the roating seat to the left end of screening board, the right-hand member of screening board passes through shock dynamo and screening case fixed connection.

Preferably, screening mechanism still includes the backplate, blocks strip, mounting groove and screening roller, backplate fixed mounting is at the avris of screening plate upper end, block strip fixed mounting in the upper end of screening plate, the mounting groove runs through the upper end that sets up at the screening plate, screening roller movable mounting is in the inner of mounting groove, and the during operation starts shock dynamo, because the left side of backplate is passed through the roating seat and is connected, consequently makes whole backplate vibrate from top to bottom along the roating seat under shock dynamo's effect, and the grit in small broken bits can pass the gap discharge between the screening roller.

Preferably, screening mechanism still includes movable groove and loose axle, both ends around the screening roller of loose axle fixed mounting, the fixed inner that sets up at the mounting groove in movable groove, through movable groove and loose axle swing joint between mounting groove and the screening roller, the diameter in movable groove is greater than the diameter of loose axle, and the screening roller has formed the active structure that can enough rotate and can squint through the swing joint mode of movable groove and loose axle, and through setting up the diameter difference between movable groove and the loose axle and the biggest interval distance between the diameter adjustable screening roller of screening roller, can effectually avoid appearing the phenomenon that grit blockked up the mesh in the screening process.

Preferably, feed mechanism includes feed inlet, feeding axle, feeding motor and auxiliary shaft, the fixed upper end of intercommunication at the screening case of feed inlet, the inside at the feed inlet is installed to the feeding axle rotation, feeding motor fixed mounting is at the front end of screening case, feeding motor and feeding axle looks adaptation, the inside at the feed inlet is installed to the auxiliary shaft rotation, through installation feeding axle, feeding motor and auxiliary shaft, can extrude the material when the feeding, and the structure of variation in size is arranged and is reserved bigger pressurization space, can make the mud piece among the grit raw materials smash, avoids the grit caking to cause the screening to appear omitting the phenomenon.

Preferably, discharge mechanism includes exit conveyor, ejection of compact motor and guide opening, exit conveyor installs in the inside bottom of screening case in the rotation, exit conveyor's right part passes the bin outlet and extends to the right side of bin outlet, ejection of compact motor fixed mounting is at the front end of screening case, exit conveyor and exit conveyor looks adaptation, guide opening fixed mounting is at the right-hand member of screening case, the guide opening is located exit conveyor's below, through installing discharge mechanism for the ejection of compact after the grit screening.

Preferably, the box mechanism further comprises a supporting base and supporting legs, the supporting base is fixedly installed at the lower end of the screening box, the supporting legs are fixedly installed at the lower end of the supporting base, and the installed supporting base and the supporting legs are used for supporting the device.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the sand and stone screening device for the building engineering, the screening rollers form a movable structure which can rotate and can be deviated in a movable connection mode of the movable grooves and the movable shafts, and the maximum spacing distance between the screening rollers can be adjusted by setting the diameter difference between the movable grooves and the movable shafts and the diameter of the screening rollers, so that the phenomenon that sand and stone block meshes in the screening process can be effectively avoided;

2. this grit sieving mechanism for building engineering through installation feeding axle, feeding motor and auxiliary shaft, can extrude the material when the feeding, and the structure of variation in size is arranged and is reserved bigger pressurization space, can make the clod in the grit raw materials smash, avoids the grit caking to cause the screening to appear omitting the phenomenon.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

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

FIG. 3 is a schematic view of the cross-sectional structure of the feeding mechanism of the present invention;

fig. 4 is a schematic view of the section structure of the mounting groove of the present invention.

In the figure: 1. a box mechanism; 2. a screening mechanism; 3. a feeding mechanism; 4. a discharging mechanism; 101. a screening box; 102. a waste material port; 103. a discharge outlet; 104. a support base; 105. supporting legs; 201. a screening plate; 202. a rotating base; 203. a vibration motor; 204. a guard plate; 205. a barrier strip; 206. mounting grooves; 207. a screening roller; 208. a movable groove; 209. a movable shaft; 301. a feed inlet; 302. a feed shaft; 303. a feeding motor; 304. an auxiliary shaft; 401. a discharge conveyor belt; 402. a discharging motor; 403. a material guiding port.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a gravel screening device for constructional engineering comprises a box body mechanism 1, a screening mechanism 2, a feeding mechanism 3 and a discharging mechanism 4, wherein the screening mechanism 2 is positioned inside the box body mechanism 1, the feeding mechanism 3 is positioned above the box body mechanism 1, and the discharging mechanism 4 is positioned at the lower part inside the box body mechanism 1; the box body mechanism 1 comprises a screening box 101, a waste material port 102 and a material discharge port 103, the waste material port 102 is fixedly arranged at the left end of the screening box 101, the material discharge port 103 is fixedly arranged at the right end of the screening box 101, the screening mechanism 2 comprises a screening plate 201, a rotating seat 202 and a vibration motor 203, the left end of the screening plate 201 is connected to the inner side of the waste material port 102 through the rotating seat 202, the right end of the screening plate 201 is fixedly connected with the screening box 101 through the vibration motor 203, the screening mechanism 2 further comprises a guard plate 204, a barrier strip 205, a mounting groove 206 and a screening roller 207, the guard plate 204 is fixedly arranged at the side of the upper end of the screening plate 201, the barrier strip 205 is fixedly arranged at the upper end of the screening plate 201, the mounting groove 206 is arranged at the upper end of the screening plate 201 in a penetrating manner, the screening roller 207 is movably arranged at the inner end of the mounting groove 206, the vibration motor 203 is started during operation, because the left side of the guard plate 204 is connected through the rotating seat 202, the whole guard plate 204 vibrates up and down along the rotating seat 202 under the action of the guard plate 203, finely divided sand is discharged through the gaps between screen rollers 207;

the screening mechanism 2 further comprises a movable groove 208 and a movable shaft 209, the movable shaft 209 is fixedly arranged at the front end and the rear end of the screening roller 207, the movable groove 208 is fixedly arranged at the inner end of the mounting groove 206, the mounting groove 206 and the screening roller 207 are movably connected with the movable shaft 209 through the movable groove 208, the diameter of the movable groove 208 is larger than that of the movable shaft 209, the screening roller 207 forms a movable structure capable of rotating and shifting through the movable connection mode of the movable groove 208 and the movable shaft 209, the maximum spacing distance between the screening rollers 207 can be adjusted by setting the diameter difference between the movable groove 208 and the movable shaft 209 and the diameter of the screening roller 207, the phenomenon that sand blocks meshes in the screening process can be effectively avoided, the feeding mechanism 3 comprises a feeding port 301, a feeding shaft 302, a feeding motor 303 and an auxiliary shaft 304, the feeding port 301 is fixedly communicated with the upper end of the screening box 101, and the feeding shaft 302 is rotatably arranged inside the feeding port 301, the feeding motor 303 is fixedly installed at the front end of the screening box 101, the feeding motor 303 is matched with the feeding shaft 302, the auxiliary shaft 304 is rotatably installed inside the feeding port 301, the feeding shaft 302, the feeding motor 303 and the auxiliary shaft 304 are installed, materials can be extruded during feeding, larger pressurizing spaces are reserved in different structural arrangements, mud blocks in sandstone raw materials can be crushed, and screening omission caused by sandstone agglomeration is avoided;

discharge mechanism 4 includes discharging conveyor 401, discharging motor 402 and guide opening 403, discharging conveyor 401 rotary mounting is in the inside bottom of screening case 101, discharging conveyor 401's right part passes bin outlet 103 and extends to the right side of bin outlet 103, discharging motor 402 fixed mounting is at the front end of screening case 101, discharging conveyor 401 and discharging motor 402 looks adaptation, guide opening 403 fixed mounting is at the right-hand member of screening case 101, guide opening 403 is located discharging conveyor 401's below, through installing discharging mechanism 4, be used for the ejection of compact after the grit screening, box mechanism 1 still includes support base 104 and supporting leg 105, support base 104 fixed mounting is at the lower extreme of screening case 101, supporting leg 105 fixed mounting is at the lower extreme of supporting base 104, the support base 104 and the supporting leg 105 of installation are used for the support of device.

The working principle is as follows: the device is started firstly, sandstone raw materials are fed from a feeding hole 301, a feeding motor 303 drives a feeding shaft 302 to rotate, the materials are extruded during feeding, larger pressurizing spaces are reserved in different structural arrangements, mud blocks in the sandstone raw materials can be crushed, the crushed materials fall on a screening plate 201, the left side of a protective plate 204 is connected through a rotating seat 202, the whole protective plate 204 vibrates up and down along the rotating seat 202 under the action of a vibration motor 203, a movable structure which can rotate and deflect is formed by the screening rollers 207 through the movable connection mode of a movable groove 208 and a movable shaft 209, the maximum spacing distance between the screening rollers 207 can be adjusted through setting the diameter difference between the movable groove 208 and the movable shaft 209 and the diameter of the screening rollers 207, each screening roller 207 moves in an irregular shape under the driving of the vibration motor 203, and fine crushed sandstone can pass through gaps between the screening rollers 207 to be discharged, and can effectually avoid appearing the grit in the screening process and block up the phenomenon of mesh, great material is discharged from waste material mouth 102, and the grit that screens down is discharged from discharging conveyor 401.

It should be finally noted that the above contents are only used to illustrate the technical solutions of the present invention, but not to limit the protection scope of the present invention, and the simple modification or equivalent replacement performed by the technical solutions of the present invention by those skilled in the art does not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a grit sieving mechanism for building engineering, includes box mechanism (1), screening mechanism (2), feed mechanism (3) and discharge mechanism (4), its characterized in that: the screening mechanism (2) is positioned inside the box body mechanism (1), the feeding mechanism (3) is positioned above the box body mechanism (1), and the discharging mechanism (4) is positioned at the lower part inside the box body mechanism (1);

box mechanism (1) is including screening case (101), waste gate (102) and bin outlet (103), waste gate (102) are fixed to be set up at the left end of screening case (101), the fixed right-hand member that sets up at screening case (101) in bin outlet (103), screening mechanism (2) are including screening board (201), roating seat (202) and shock dynamo (203), the inboard at waste gate (102) is connected through roating seat (202) to the left end of screening board (201), the right-hand member of screening board (201) passes through shock dynamo (203) and screening case (101) fixed connection.

2. The gravel screening device for constructional engineering as set forth in claim 1, wherein: screening mechanism (2) still include backplate (204), stop strip (205), mounting groove (206) and screening roller (207), backplate (204) fixed mounting is at the avris of screening plate (201) upper end, stop strip (205) fixed mounting in the upper end of screening plate (201), mounting groove (206) run through the upper end that sets up at screening plate (201), screening roller (207) movable mounting is in the inner of mounting groove (206).

3. The sand screening device for the constructional engineering according to claim 2, characterized in that: screening mechanism (2) are still including activity groove (208) and loose axle (209), both ends around screening roller (207) are fixed to loose axle (209), the fixed inner that sets up in mounting groove (206) in activity groove (208), through activity groove (208) and loose axle (209) swing joint between mounting groove (206) and screening roller (207), the diameter in activity groove (208) is greater than the diameter of loose axle (209).

4. The gravel screening device for constructional engineering as set forth in claim 3, wherein: feed mechanism (3) include feed inlet (301), feeding axle (302), feeding motor (303) and auxiliary shaft (304), the upper end of feed inlet (301) fixed intercommunication at screening case (101), feeding axle (302) rotary mounting is in the inside of feed inlet (301), feeding motor (303) fixed mounting is at the front end of screening case (101), feeding motor (303) and feeding axle (302) looks adaptation, auxiliary shaft (304) rotary mounting is in the inside of feed inlet (301).

5. The sand screening device for the constructional engineering according to claim 4, wherein: discharge mechanism (4) include exit conveyor (401), discharge motor (402) and guide opening (403), exit conveyor (401) swivelling joint is in the inside bottom of screening case (101), discharge conveyor (401)'s right part passes bin outlet (103) and extends to the right side of bin outlet (103), discharge motor (402) fixed mounting is at the front end of screening case (101), exit conveyor (401) and discharge motor (402) looks adaptation, guide opening (403) fixed mounting is at the right-hand member of screening case (101), guide opening (403) are located the below of exit conveyor (401).

6. The sand screening device for the constructional engineering according to claim 5, wherein: the box body mechanism (1) further comprises a supporting base (104) and supporting legs (105), the supporting base (104) is fixedly installed at the lower end of the screening box (101), and the supporting legs (105) are fixedly installed at the lower end of the supporting base (104).