CN221017184U

CN221017184U - Sand sieving mechanism

Info

Publication number: CN221017184U
Application number: CN202322868660.9U
Authority: CN
Inventors: 刘志超
Original assignee: Gansu Gonghang Lvlan'a Highway Management Co ltd
Current assignee: Gansu Gonghang Lvlan'a Highway Management Co ltd
Priority date: 2023-10-25
Filing date: 2023-10-25
Publication date: 2024-05-28
Anticipated expiration: 2033-10-25

Abstract

The utility model discloses a sand screening device, which comprises a box body, wherein a sand screening cylinder is arranged in the box body, a crushing structure is arranged in the sand screening cylinder, a feeding pipe is arranged at a feeding port at the rear side of the sand screening cylinder, one end of the feeding pipe, which is far away from the sand screening cylinder, penetrates through the box body and a feeding funnel, a discharging port is arranged at the bottom of the front side of the box body, a discharging funnel is arranged at the bottom of the box body, supporting frames are respectively arranged at two sides of the box body, two groups of damping structures are respectively arranged at the front side and the rear side of the bottom of the two supporting frames, and universal self-locking wheels are respectively arranged at the bottoms of the four groups of damping structures. According to the utility model, the motor drives the transmission shaft to rotate, the transmission shaft drives the crushing rod to crush sand particles in the sand screening cylinder, the scraping plate scrapes the sand particles deposited and at the bottom of the sand screening cylinder, and the sand particles are crushed by the crushing rod when the sand screening cylinder descends under the action of gravity, so that the thoroughness of sand screening is ensured, the screen holes are prevented from being blocked, the utilization rate of sand is increased, and the sand screening device is provided with the damping structure and the universal self-locking wheels, so that the practicability and the service life of the screening device are improved.

Description

Sand sieving mechanism

Technical Field

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

Background

Along with the continuous improvement of the urban level, more and more highways need to be built, a large amount of sand is needed for highway construction as a building raw material, and the main function of the sand screening device is to screen massive particles or stones and other impurities in the sand so as to improve the utilization efficiency of the sand and enhance the construction quality of the highways.

The utility model provides a sand sieving mechanism for highway construction of bulletin number CN215030872U, includes support, screening box, screening cylinder, motor and feeder hopper, set up the screening box on the support, the lateral rotation in screening box upper portion sets up the screening cylinder, screening cylinder one end is connected with the motor, and the other end communicates with the feeder hopper, screening cylinder is loudspeaker form, and its tip communicates the feeder hopper, and motor output is connected to its big end, the dense sieve mesh has been arranged to the stack shell of screening cylinder, screening cylinder big end is provided with the bin outlet, including fine material chamber and coarse fodder chamber in the screening box, fine material chamber corresponds with the sieve mesh, coarse fodder chamber corresponds with the bin outlet, fine material chamber bottom ejection of compact, fine material chamber bottom is hopper-shaped structure, coarse fodder chamber front side ejection of compact; the utility model greatly improves the screening efficiency, reduces the investment of time cost, has small labor intensity and ensures the screening effect, and can be conveniently applied and popularized. Furthermore, existing screening devices have the following drawbacks in use:

(1) The existing screening device is not provided with a crushing structure, and sand is produced and can not be used immediately, but is piled up in a certain place, so that the sand is mutually attracted into sand particles in a long-time piling process, and the sand particles are difficult to separate by simple rolling, so that the sand is screened out, and sand waste is caused;

(2) The existing screening device is not provided with any moving device, once the screening device needs to be moved, a large number of workers are required to carry or drag, vibration can be generated in the moving process, and accordingly abrasion or damage is caused to components inside the screening device, and the practicability and the service life of the screening device are greatly reduced.

Disclosure of utility model

The technical problem to be solved by the utility model is to overcome the technical defects and provide the sand screening device.

In order to solve the problems, the technical scheme of the utility model is as follows: including box, a sand screening section of thick bamboo, broken structure, shock-absorbing structure and universal auto-lock wheel, the inside fixed connection of box sieves a sand section of thick bamboo, the inside of a sand screening section of thick bamboo is equipped with broken structure, the rear side feed inlet fixed connection inlet pipe of a sand screening section of thick bamboo, the one end that a sand screening section of thick bamboo was kept away from to the inlet pipe passes box and feed hopper fixed connection, the front side bottom of box is equipped with the discharge gate, the bottom fixed connection discharge hopper of box, the both sides of box are fixed connection support frame respectively, two the bottom front side and the rear side of support frame are equipped with two sets of shock-absorbing structure respectively, four sets of shock-absorbing structure's bottom is fixed connection universal auto-lock wheel respectively.

Further, broken structure includes transmission shaft, broken pole, scraper blade and motor, the one end of transmission shaft stretches into the inside of screening sand section of thick bamboo, and the other end passes box and the output fixed connection of motor, the both sides of transmission shaft are a plurality of equidistant broken poles of fixed connection respectively, a plurality of the one end fixed connection scraper blade of transmission shaft is kept away from to broken pole.

Further, every group shock-absorbing structure includes shock-absorbing shell, spout, telescopic link, spring and movable block, shock-absorbing shell's inside both sides are equipped with the spout respectively, shock-absorbing shell's inside top two telescopic links of fixed connection respectively, two the bottom of telescopic link is fixed connection movable block respectively, two the outer wall of telescopic link cup joints the spring.

Further, the front side bottom of screening a sand section of thick bamboo is equipped with the ejection of compact opening, the bottom fixed connection ejection of compact baffle of ejection of compact opening, the ejection of compact baffle is kept away from the one side of ejection of compact opening and is passed the discharge gate.

Further, the two sides of the moving block are respectively and fixedly connected with the sliding blocks, and the two sliding blocks are respectively and adaptively connected with the sliding groove.

Further, two one side of scraping plates, which is far away from the crushing rod, is abutted against the inner wall of the sand screening cylinder, the bottom of the motor is fixedly connected with the supporting plate, and the rear side of the supporting plate is fixedly connected with the box body.

Compared with the prior art, the utility model has the advantages that:

1. The utility model provides a sand screening device, which is provided with a crushing device, wherein a motor drives a transmission shaft to rotate, a transmission shaft drives a crushing rod to crush sand particles in a sand screening cylinder, sediment and sand particles at the bottom of the sand screening cylinder are scraped by a scraping plate, and when the sand screening device descends under the action of gravity, the sand screening device is crushed by the crushing rod, so that the thoroughness of sand screening is ensured, the screen holes are prevented from being blocked, and the utilization rate of sand is increased;

2. The sand screening device is provided with the damping structure and the universal self-locking wheels, the workload of carrying the sand screening device by workers is greatly reduced through the universal self-locking wheels, and vibration generated in the moving process is relieved through the damping structure, so that abrasion or damage of components caused by vibration is avoided, and the practicability and the service life of the screening device are improved.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a schematic view of the internal structure of the case of fig. 1.

Fig. 3 is an enlarged view of the internal structure at a in fig. 1.

As shown in the figure: 1. a case; 2. a feed pipe; 3. a feed hopper; 4. a sand screening cylinder; 5. a crushing structure; 501. a transmission shaft; 502. a breaker bar; 503. a scraper; 504. a motor; 6. a discharging opening; 7. a discharge port; 8. a discharge guide plate; 9. a discharge hopper; 10. a support frame; 11. a shock absorbing structure; 1101. a shock absorbing housing; 1102. a chute; 1103. a telescopic rod; 1104. a spring; 1105. a moving block; 1106. a slide block; 12. universal self-locking wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; 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.

As shown in fig. 1, including box 1, sand screening section of thick bamboo 4, broken structure 5, shock-absorbing structure 11 and universal auto-lock wheel 12, the inside fixed connection sand screening section of thick bamboo 4 of box 1, the inside of sand screening section of thick bamboo 4 is equipped with broken structure 5, the rear side feed inlet fixed connection inlet pipe 2 of sand screening section of thick bamboo 4, the one end that sand screening section of thick bamboo 4 was kept away from to inlet pipe 2 passes box 1 and feed hopper 3 fixed connection, the front side bottom of box 1 is equipped with discharge gate 7, the bottom fixed connection ejection of compact funnel 9 of box 1, the both sides of box 1 are fixed connection support frame 10 respectively, the bottom front side and the rear side of two support frames 10 are equipped with two sets of shock-absorbing structure 11 respectively, the bottom of four sets of shock-absorbing structure 11 is fixed connection universal auto-lock wheel 12 respectively, the front side bottom of sand screening section of thick bamboo 4 is equipped with ejection of compact opening 6, the bottom fixed connection ejection of compact opening 6 ejection of compact baffle 8, one side that ejection of compact opening 6 was kept away from to ejection of compact baffle 8 passes ejection of compact opening 7.

As shown in fig. 2, the crushing structure 5 comprises a transmission shaft 501, a crushing rod 502, scrapers 503 and a motor 504, one end of the transmission shaft 501 stretches into the sand screening cylinder 4, the other end passes through the box 1 and is fixedly connected with the output end of the motor 504, two sides of the transmission shaft 501 are respectively fixedly connected with a plurality of equidistant crushing rods 502, one ends of the plurality of crushing rods 502, which are far away from the transmission shaft 501, are fixedly connected with the scrapers 503, one sides of the two scrapers 503, which are far away from the crushing rods 502, are abutted against the inner wall of the sand screening cylinder 4, the bottom of the motor 504 is fixedly connected with a supporting plate, the rear side of the supporting plate is fixedly connected with the box 1, the transmission shaft 501 is driven to rotate by the motor 504, the crushing rods 502 are driven by the transmission shaft 501 to crush sand particles in the sand screening cylinder 4, the sand particles deposited and the sand screening cylinder 4 are crushed by the scrapes by the scrapers 503 when the sand screening rod falls down by gravity, the thoroughness of sand screening is guaranteed, the screen holes are prevented, and the utilization rate of sand is increased.

As shown in fig. 3, each group of shock absorbing structure 11 comprises a shock absorbing housing 1101, a chute 1102, a telescopic rod 1103, a spring 1104 and a moving block 1105, wherein both sides of the inside of the shock absorbing housing 1101 are respectively provided with the chute

1102, Two telescopic rods 1103 of inside top fixed connection respectively of shock attenuation shell 1101, the bottom of two telescopic rods 1103 is fixed connection movable block 1105 respectively, and the outer wall of two telescopic rods 1103 cup joints the spring

1104, The both sides of movable block 1105 are fixed connection slider 1106 respectively, and two sliders 1106 are connected with spout 1102 adaptation respectively, through the very big reduction staff of universal auto-lock wheel 12 carry the work load of the utility model, alleviate the vibration that the utility model produced in the removal process through shock-absorbing structure 11 to avoid the vibration to lead to components and parts wearing and tearing or damage, increased sieving mechanism's practicality and life.

In specific use, referring to fig. 1 to 3, firstly, the sand screening device is moved to a proper position through the cooperation of the universal self-locking wheel 12 and the damping structure 11, vibration generated in the moving process is relieved through the damping structure 11, so that component abrasion or damage caused by vibration is avoided, sand to be screened is put into the sand screening cylinder 4 through the feeding funnel 3, the feeding pipe 2 enters the sand screening cylinder 4, the motor 504 is turned on, the motor 504 drives the transmission shaft 501 to rotate, the transmission shaft 501 drives the crushing rod 502 to crush sand particles in the sand screening cylinder, sediment and sand particles at the bottom of the sand screening cylinder 4 are scraped through the scraping plate 503, the crushing rod 502 is used for crushing when the sand particles descend under the action of gravity, and other large-particle impurities such as stones are discharged through the cooperation of the discharging opening 6, the discharging opening 7 and the discharging guide plate 8, and the screened sand is discharged through the discharging funnel 9.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. A sand screening device, characterized in that: including box (1), a sand screening section of thick bamboo (4), broken structure (5), shock-absorbing structure (11) and universal auto-lock wheel (12), the inside fixed connection of box (1) sieves a sand section of thick bamboo (4), the inside of a sand screening section of thick bamboo (4) is equipped with broken structure (5), the rear side feed inlet fixed connection inlet pipe (2) of a sand screening section of thick bamboo (4), box (1) and feed hopper (3) fixed connection are passed in the one end of a sand screening section of thick bamboo (4) is kept away from to inlet pipe (2), the front side bottom of box (1) is equipped with discharge gate (7), the bottom fixed connection discharge hopper (9) of box (1), the both sides of box (1) are fixed connection support frame (10) respectively, two the bottom front side and the rear side of support frame (10) are equipped with two sets of shock-absorbing structure (11) respectively, four sets of the bottom of shock-absorbing structure (11) are fixed connection universal auto-lock wheel (12) respectively.

2. A sand screening apparatus according to claim 1, characterized in that: the sand screening device is characterized in that a discharging opening (6) is formed in the bottom of the front side of the sand screening cylinder (4), a discharging guide plate (8) is fixedly connected to the bottom of the discharging opening (6), and one side, far away from the discharging opening (6), of the discharging guide plate (8) penetrates through the discharging opening (7).

3. A sand screening apparatus according to claim 1, characterized in that: the crushing structure (5) comprises a transmission shaft (501), a crushing rod (502), a scraping plate (503) and a motor (504), one end of the transmission shaft (501) stretches into the sand screening cylinder (4), the other end of the transmission shaft penetrates through the box body (1) and is fixedly connected with the output end of the motor (504), two sides of the transmission shaft (501) are fixedly connected with a plurality of equidistant crushing rods (502) respectively, and a plurality of the crushing rods (502) are far away from the one end of the transmission shaft (501) and are fixedly connected with the scraping plate (503).

4. A sand screening apparatus according to claim 3, wherein: one side, away from the crushing rod (502), of the two scraping plates (503) is abutted against the inner wall of the sand screening cylinder (4), the bottom of the motor (504) is fixedly connected with the supporting plate, and the rear side of the supporting plate is fixedly connected with the box body (1).

5. A sand screening apparatus according to claim 1, characterized in that: every group shock-absorbing structure (11) include shock-absorbing shell (1101), spout (1102), telescopic link (1103), spring (1104) and movable block (1105), the inside both sides of shock-absorbing shell (1101) are equipped with spout (1102) respectively, the inside top of shock-absorbing shell (1101) is two telescopic link (1103) of fixed connection respectively, two the bottom of telescopic link (1103) is fixed connection movable block (1105) respectively, two the outer wall of telescopic link (1103) cup joints spring (1104).

6. A sand screening apparatus according to claim 5, wherein: two sides of the moving block (1105) are respectively and fixedly connected with sliding blocks (1106), and the two sliding blocks (1106) are respectively and adaptively connected with the sliding groove (1102).