CN219073512U

CN219073512U - Building construction grit sieving mechanism

Info

Publication number: CN219073512U
Application number: CN202222789351.8U
Authority: CN
Inventors: 陈姝
Original assignee: Jiangxi Yingtan Construction Engineering Group Co ltd
Current assignee: Anhui Jumao Construction Engineering Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-05-26
Anticipated expiration: 2032-10-24

Abstract

The utility model relates to the technical field of building sandstone screening, and discloses a building construction sandstone screening device which comprises a bottom frame and four groups of universal wheels fixedly arranged on the lower surface of the bottom frame, wherein supporting blocks are fixedly connected to the front side and the rear side of the upper surface of the bottom frame, and the tops of the inner side surfaces of each group of supporting blocks are rotatably connected with supporting shafts through bearings. This construction grit sieving mechanism drives the transmission shaft through setting up electric putter output and carries out elevating movement in vertical direction, can make the transmission shaft can be comparatively convenient stable apply the effort to the support frame through the drive groove, and then make the support frame can be convenient stable drive spacing section of thick bamboo use the back shaft centre of a circle as the center rotation, and then can be convenient stable control screen cloth's opening orientation, not only can be comparatively effectual avoid taking place the condition that the grit leaked at the in-process of screening grit, can also be convenient effectual collect the great grit of particle diameter, staff's intensity of labour has been reduced.

Description

Building construction grit sieving mechanism

Technical Field

The utility model relates to the technical field of building sand screening, in particular to a building construction sand screening device.

Background

The construction refers to the production activity of the construction implementation stage, is the construction process of various buildings, and needs a screening machine to screen sand and stone in the construction process, wherein the screening machine is vibration screening mechanical equipment which utilizes the relative movement of particulate materials and a screening surface to enable partial particles to penetrate through screen holes and separate the materials such as sand, gravel, broken stone and the like into different grades according to the particle size.

When screening machine of prior art sieves the grit, finer grit is removed by the sieve, and the great grit of granule stays in the inside of reel, when the great grit of needs clearance granule, needs the workman to carry down together with the reel, then pours out the grit of great granule, and the process is comparatively loaded down with trivial details, and has increased staff's intensity of labour.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a building construction sand screening device, which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a construction grit sieving mechanism, includes chassis and four sets of universal wheels of fixed mounting at the chassis lower surface, the equal fixedly connected with supporting shoe in both sides around the chassis upper surface, every group the supporting shoe medial surface top all rotates through the bearing and is connected with the back shaft, back shaft medial surface fixedly connected with support frame, support frame medial surface fixedly connected with spacing section of thick bamboo, two sets of ring channels have been seted up to spacing section of thick bamboo inner wall, every group the equal sliding connection of ring channel is inside has the spacing ring, spacing ring inner wall fixedly connected with screen cloth, spacing section of thick bamboo surface mounting has drive assembly, the transmission groove has been seted up in support frame medial surface left side, chassis upper surface left side middle part fixedly connected with electric putter, electric putter output fixedly grafting has the transmission shaft with transmission groove looks adaptation, spacing subassembly is all installed to the front and back both sides on the chassis upper surface.

Preferably, the drive assembly comprises a drive ring fixedly sleeved on the outer surface of the screen and a fixed plate fixedly mounted on the outer surface of the limiting cylinder, the right side surface of the fixed plate is fixedly connected with a servo motor with an output end penetrating through the left side surface of the fixed plate through a bolt, the output end of the servo motor is connected with a transmission gear in a key manner, and gear teeth meshed with the transmission gear are fixedly connected on the outer surface of the drive ring.

Preferably, the width of the gear teeth is equal to the width of the driving ring, the material of the gear teeth and the material of the driving gear are cast iron, and the width of the gear teeth is one point twice the thickness of the driving gear.

Preferably, the number of the annular grooves and the number of the limiting rings are two, the longitudinal center line of the limiting cylinder is overlapped with the longitudinal center line of the screen, and the annular grooves and the limiting rings which are positioned on the left side and the annular grooves and the limiting rings which are positioned on the right side are symmetrical with each other by taking the longitudinal center line of the screen as the center.

Preferably, the limiting assembly comprises a fixed block fixedly arranged on the front side and the rear side of the upper surface of the underframe and two groups of second rotating shafts rotatably connected to the front side and the back side of the supporting frame through bearings, the top of the inner side surface of each fixed block is rotatably connected with a first rotating shaft through bearings, the outer surface of each first rotating shaft is fixedly inserted with a limiting shaft, and the outer surface of each limiting shaft is slidably connected with a movable ring fixedly connected with the outer surface of the corresponding movable ring.

Preferably, the material of back shaft is stainless steel, every group the equal fixedly connected with of back shaft medial surface two sets of reinforcing plates that thickness is the support frame thickness third, reinforcing plate medial surface and support frame lateral surface welding.

(III) beneficial effects

Compared with the prior art, the utility model provides a building construction sand screening device, which has the following beneficial effects:

1. this construction grit sieving mechanism drives the transmission shaft through setting up electric putter output and carries out elevating movement in vertical direction, can make the transmission shaft can be comparatively convenient stable apply the effort to the support frame through the drive groove, and then make the support frame can be convenient stable drive spacing section of thick bamboo use the back shaft centre of a circle as the center rotation, and then can be convenient stable control screen cloth's opening orientation, not only can be comparatively effectual avoid taking place the condition that the grit leaked at the in-process of screening grit, can also be convenient effectual collect the great grit of particle diameter, staff's intensity of labour has been reduced.

2. This construction grit sieving mechanism, limit the position of screen cloth through setting up two sets of spacing rings and two sets of ring channel, when the transmission ring moves the screen cloth and rotates, not only can convenient stable screen cloth, when the support frame drives spacing section of thick bamboo, spacing ring, screen cloth and back shaft and uses the back shaft centre of a circle to rotate clockwise as the center, the screen cloth also can comparatively stable effectual deflection, the phenomenon that screen cloth and spacing section of thick bamboo take place to separate has been comparatively effectually avoided, and then make the screen cloth can more stable smooth and easy screen cloth to the grit, the stability of whole device use has been improved greatly.

3. This construction grit sieving mechanism is prescribe a limit to the position of support frame through setting up spacing axle, shifting ring and second pivot, when the transmission shaft was applyed effort to support frame and back shaft, second pivot and shifting ring also move along with the motion of support frame to under the effect of first pivot, spacing axle can also deflect, not only can be convenient effectual carry out spacing to the support frame, can also be comparatively effectual the phenomenon that the support frame took place the card to die has further improved the stability of support frame and screen cloth motion.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the spacing structure of the present utility model;

fig. 3 is an exploded view of the driving structure of the present utility model.

In the figure: 1. a chassis; 2. a universal wheel; 3. a support block; 4. a support shaft; 5. a support frame; 6. a limiting cylinder; 7. an annular groove; 8. a limiting ring; 9. a screen; 10. a drive ring; 11. a fixing plate; 12. a servo motor; 13. a transmission gear; 14. a transmission groove; 15. an electric push rod; 16. a transmission shaft; 17. a fixed block; 18. a first rotating shaft; 19. a limiting shaft; 20. a moving ring; 21. and a second rotating shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a construction grit sieving mechanism, including chassis 1 and four sets of universal wheels 2 of fixed mounting in chassis 1 lower surface, the front and back both sides of chassis 1 upper surface all fixedly connected with supporting shoe 3, the supporting axle 4 is all rotationally connected with through the bearing at the medial surface top of every group supporting shoe 3, the medial surface fixedly connected with support frame 5 of supporting axle 4, the spacing section of thick bamboo 6 of the medial surface fixedly connected with of support frame 5, two sets of ring channels 7 have been seted up to spacing section of thick bamboo 6 inner wall, the inside all sliding connection of every set of ring channel 7 has spacing ring 8, spacing ring 8 inner wall fixedly connected with screen cloth 9, spacing section of thick bamboo 6 surface mounting has drive assembly, drive assembly includes fixed plate 11 at spacing section of thick bamboo 6 surface of fixed ring 10 and fixed mounting at the screen cloth 9 surface of fixed plate 10, the servo motor 12 that the output runs through the fixed plate 11 left surface is connected with through the bolt fixedly to the fixed plate 11 right side, the output end of the servo motor 12 is connected with a transmission gear 13 in a key way, the outer surface of the transmission ring 10 is fixedly connected with gear teeth meshed with the transmission gear 13, the left side of the inner side surface of the support frame 5 is provided with a transmission groove 14, the middle part of the left side of the upper surface of the underframe 1 is fixedly connected with an electric push rod 15, the output end of the electric push rod 15 is fixedly inserted with a transmission shaft 16 matched with the transmission groove 14, the front side and the rear side of the upper surface of the underframe 1 are respectively provided with a limiting component, each limiting component comprises a fixed block 17 fixedly arranged on the front side and the rear side of the upper surface of the underframe 1 and two groups of second rotating shafts 21 rotatably connected with the front side and the rear side of the support frame 5 through bearings, the top of the inner side surface of each group of the fixed block 17 is rotatably connected with a first rotating shaft 18 through a bearing, the outer surface of each group of the first rotating shafts 18 is fixedly inserted with a limiting shaft 19, the outer surface of each group of limiting shafts 19 is slidably connected with a movable ring 20, and the outer surface of the movable ring is fixedly connected with the outer side surface of the second rotating shaft 21.

In the utility model, in order to enable the support block 3 and the support shaft 4 to support the support frame 5 more stably, the support shaft 4 is made of stainless steel, the service life of the support shaft 4 is greatly prolonged, two groups of reinforcing plates with the thickness being one third of the thickness of the support frame 5 are fixedly connected to the inner side surface of each group of support shaft 4, the inner side surface of each reinforcing plate is welded with the outer side surface of the support frame 5, the connection area of the support shaft 4 and the support frame 5 is effectively increased by arranging the reinforcing plates, the connection area of the reinforcing plates and the support frame 5 is increased by welding, and the stability of the support shaft 4 and the support block 3 on the support of the support frame 5 is further greatly improved.

In the utility model, in order to make the transmission gear 13 more stably and effectively drive the transmission ring 10 to rotate, the widths of the gear teeth are equal to the widths of the transmission ring 10, the material of the gear teeth and the material of the transmission gear 13 are cast iron, and the widths of the gear teeth are one or two times of the thickness of the transmission gear 13, so that the transmission gear 13 can stably and effectively mesh with the gear teeth for transmission, the transmission gear 13 can stably and effectively transmit acting force to the gear teeth, and the gear teeth can stably and effectively drive the transmission ring 10 to rotate, thereby greatly improving the linkage stability of the transmission gear 13, the gear teeth and the transmission ring 10.

In the utility model, in order to enable the limiting rings 8 and the limiting cylinders 6 to more stably and effectively limit the screen 9, the number of the annular grooves 7 and the number of the limiting rings 8 are two, the longitudinal center lines of the limiting cylinders 6 and the longitudinal center lines of the screen 9 are overlapped, the annular grooves 7 and the limiting rings 8 on the left side and the annular grooves 7 and the limiting rings 8 on the right side are symmetrical with each other by taking the longitudinal center lines of the screen 9 as the center, so that the limiting rings 8 on the left side and the right side can more smoothly and effectively limit the screen 9, and the rotating stability and smoothness of the screen 9 are greatly improved.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

The working principle of the utility model is as follows:

s1, sand and stone are screened, at the moment, the opening of the screen 9 is upward, sand and stone are placed in the screen 9, then the servo motor 12 is started, the output end of the servo motor 12 drives the transmission gear 13 to rotate, the transmission gear 13 is meshed with the gear teeth to transmit, so that the gear teeth apply acting force to the screen 9 through the transmission ring 10, the screen 9 can rotate to screen the sand and stone, the screen 9 cannot be separated from the limiting cylinder 6 under the action of the limiting ring 8 and the annular groove 7, sand and stone with smaller particle size falls down, and sand and stone with smaller particle size stays in the screen 9;

s2, starting the electric push rod 15, wherein the output end of the electric push rod 15 drives the transmission shaft 16 to extend, so that the transmission shaft 16 can apply acting force to the support frame 5 through the transmission groove 14, and further the support frame 5 drives the limit cylinder 6, the limit ring 8, the screen 9 and the support shaft 4 to rotate clockwise by taking the circle center of the support shaft 4 as the center, and further the screen 9 can be opened downwards, and sand can roll out in the screen 9 under the action of gravity of sand;

s3, limiting is carried out, the supporting frame 5 rotates by taking the circle center of the supporting shaft 4 as the center under the action of the transmission shaft 16, and meanwhile, the supporting frame 5 drives the two groups of second rotating shafts 21 and the movable ring 20 to move by taking the circle center of the supporting shaft 4 as the center, so that the horizontal height of the movable ring 20 can be changed, the movable ring 20 can move upwards along the track of the limiting shaft 19, and under the action of the first rotating shaft 18, the limiting shaft 19 can swing by taking the circle center of the first rotating shaft 18 as the center, and further, the limiting shaft 19 and the movable ring 20 can conveniently and effectively limit the movement of the supporting frame 5.

In summary, according to the construction sand screening device, the output end of the electric push rod 15 is arranged to drive the transmission shaft 16 to perform lifting motion in the vertical direction, so that the transmission shaft 16 can apply acting force to the support frame 5 through the transmission groove 14 more conveniently and stably, the support frame 5 can conveniently and stably drive the limit cylinder 6 to rotate by taking the center of the support shaft 4 as the center, the opening orientation of the screen 9 can be conveniently and stably controlled, the sand leakage in the sand screening process can be effectively avoided, the sand with larger particle size can be conveniently and effectively collected, the labor intensity of workers is reduced, the positions of the screen 9 are limited by arranging the two groups of limit rings 8 and the two groups of annular grooves 7, when the transmission ring 10 drives the screen 9 to rotate, the sand can be conveniently and stably screened, when the support frame 5 drives the limit cylinder 6, the limit ring 8, the screen 9 and the support shaft 4 to rotate clockwise by taking the center of the support shaft 4 as the center, the screen 9 can deflect more stably and effectively, the phenomenon that the screen 9 is separated from the limit cylinder 6 is avoided more effectively, the screen 9 can screen sand more stably and smoothly, the stability of the whole device is greatly improved, the position of the support frame 5 is limited by arranging the limit shaft 19, the movable ring 20 and the second rotating shaft 21, when the drive shaft 16 applies acting force to the support frame 5 and the support shaft 4, the second rotating shaft 21 and the movable ring 20 also move along with the movement of the support frame 5, and under the action of the first rotating shaft 18, the limit shaft 19 can deflect, not only can limit the support frame 5 conveniently and effectively, but also can avoid the phenomenon that the support frame 5 is blocked, further improving the stability of the movement of the support 5 and the screen 9.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.

Claims

1. The utility model provides a construction grit sieving mechanism, includes chassis (1) and fixed mounting four sets of universal wheels (2) at chassis (1) lower surface, its characterized in that: the utility model discloses a power transmission device for the electric power transmission device, including chassis (1), support frame (5), spacing section of thick bamboo (6), two groups ring channel (7) have been seted up to the upper surface of chassis (1) front and back both sides equal fixedly connected with supporting shoe (3), every group supporting shoe (3) medial surface top all rotates through the bearing and is connected with back shaft (4), back shaft (4) medial surface fixedly connected with support frame (5), support frame (5) medial surface fixedly connected with spacing section of thick bamboo (6), two groups ring channel (7) have been seted up to spacing section of thick bamboo (6) inner wall, every group ring channel (7) inside equal sliding connection has spacing ring (8), spacing ring (8) inner wall fixedly connected with screen cloth (9), spacing section of thick bamboo (6) surface mounting has drive assembly, drive groove (14) have been seted up in the left side of support frame (5), electric putter (15) are fixedly connected with in the middle part in the left of chassis (1) upper surface, electric putter (15) output fixedly peg graft have transmission shaft (16) with drive groove (14) looks adaptation.

2. The construction sand screening device according to claim 1, wherein: the driving assembly comprises a driving ring (10) fixedly sleeved on the outer surface of the screen (9) and a fixed plate (11) fixedly mounted on the outer surface of the limiting cylinder (6), the right side surface of the fixed plate (11) is fixedly connected with a servo motor (12) with an output end penetrating through the left side surface of the fixed plate (11) through a bolt, the output end of the servo motor (12) is connected with a driving gear (13) in a key manner, and gear teeth meshed with the driving gear (13) are fixedly connected on the outer surface of the driving ring (10).

3. The construction sand screening device according to claim 2, wherein: the width of the gear teeth is equal to that of the driving ring (10), the material of the gear teeth and the material of the driving gear (13) are cast iron, and the width of the gear teeth is one point twice the thickness of the driving gear (13).

4. The construction sand screening device according to claim 1, wherein: the number of the annular grooves (7) and the number of the limiting rings (8) are two, the longitudinal center line of the limiting cylinder (6) and the longitudinal center line of the screen (9) are overlapped, and the annular grooves (7) and the limiting rings (8) which are positioned on the left side and the annular grooves (7) and the limiting rings (8) which are positioned on the right side are symmetrical with each other by taking the longitudinal center line of the screen (9) as the center.

5. The construction sand screening device according to claim 1, wherein: the limiting assembly comprises fixed blocks (17) fixedly mounted on the front side and the rear side of the upper surface of the underframe (1) and two groups of second rotating shafts (21) rotatably connected to the front side and the rear side of the supporting frame (5) through bearings, the top of the inner side surface of each fixed block (17) is rotatably connected with a first rotating shaft (18) through bearings, limiting shafts (19) are fixedly inserted on the outer surfaces of the first rotating shafts (18), and movable rings (20) fixedly connected with the outer surfaces of the limiting shafts (19) and the outer side surfaces of the second rotating shafts (21) are slidably connected on the outer surfaces of the limiting shafts (19).

6. The construction sand screening device according to claim 1, wherein: the material of back shaft (4) is stainless steel, every group back shaft (4) medial surface all fixedly connected with two sets of reinforcing plates that thickness is support frame (5) thickness third, reinforcing plate medial surface and support frame (5) lateral surface welding.