CN221063457U - Sand screening device - Google Patents

Abstract

The utility model discloses a sand screening device, which is characterized in that a fixing frame is obliquely downward, vibration plates are parallelly arranged above the fixing frame, telescopic rods are arranged on two sides above the fixing frame, the upper ends of the telescopic rods are rotationally connected to the lower side of the vibration plates, springs are sleeved on the outer sides of the telescopic rods, vibration components are arranged on the fixing frame, three groups of sieve plates are arranged on the vibration plates, sieve holes in the sieve plates in the direction of obliquely downward direction of the vibration plates are gradually increased, an obliquely upward conveying belt is arranged on the left side of the fixing frame, a hopper is arranged on the conveying belt, and the conveying belt is driven by a driving component. According to the utility model, when sand is conveyed onto the vibrating plate, the vibrating assembly drives the vibrating plate to vibrate, so that the sand can gradually move along the inclined direction of the vibrating plate under the vibration effect, and when the sand moves onto the screen plate, the screen plate can screen the sand, so that the sand can be screened into fine sand, medium sand and coarse sand.

Description

Sand screening device

Technical Field

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

Background

The sand sieving device is also called dry land sand sieving ship and sand and stone separator, and is suitable for river channel, reservoir, coal yard and building.

At present, the structure of the existing sand screening device is single, when sand is screened, sand can only be screened singly, the thickness degree of the sand is divided into coarse sand, medium sand and fine sand, the existing sand screening device can only screen out sand with one specification, if sand with a plurality of specifications is to be screened, the screening plates with different specifications are required to be replaced, and the sand screening process is complicated.

Disclosure of utility model

The utility model aims to provide a sand screening device so as to solve the problems of the sand screening device in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sand sieving device, the mount slope is downward, and the vibrations board is parallel to be located the top of mount, the telescopic link has been seted up to the both sides of mount top, the downside at the vibrations board is rotated to the upper end of telescopic link, the outside cover of telescopic link is equipped with the spring, be provided with vibration subassembly on the mount, three groups of sieves have been installed on the vibrations board, and the sieve is gradually increased by one's size along the sieve mesh in the decurrent direction of vibrations board slope, the ascending conveyer belt of slope has been installed on the left side of mount, the hopper has been laid on the conveyer belt, the conveyer belt is provided with drive assembly and drives.

As the further preferred of this technical scheme, vibrations subassembly is including rotating two sets of pivots that set up on the mount, the interference is connected with symmetrical cam in the pivot, the one end interference of pivot is connected with drive wheel I, the transmission is connected with drive belt I between the drive wheel I, the mount facial make-up is equipped with motor I, the output and one of them pivot flange joint of motor I.

As a further preferable mode of the technical scheme, the driving assembly comprises driving rollers arranged on the inner sides of two ends of the conveying belt, a driving wheel II is coaxially fixed on one side of each driving roller, a driving belt II is connected between the driving wheels II in a driving manner, and a motor II is arranged on one side of each driving roller below.

As a further preferable mode of the technical scheme, the vibrating plate below the screen plate is provided with a receiving bucket, the lower side of the receiving bucket is provided with a folding pipe, and the lower end of the folding pipe penetrates through the fixing frame.

As a further preferable aspect of the present invention, a symmetrical baffle is provided on a side of the vibration plate that is inclined downward.

The utility model provides a sand screening device, which has the following beneficial effects:

(1) According to the utility model, through the arrangement of the hopper, when sand is screened, the sand can be poured onto the conveying belt manually, the hopper receives the sand, and the driving assembly is used for driving the conveying belt to move, so that the sand on the conveying belt can be conveyed onto the vibrating plate in batches.

(2) According to the sand screening device, the vibration assembly is arranged, when sand is conveyed to the vibration plate, the vibration assembly drives the vibration plate, the sand can gradually move along the inclined direction of the vibration plate under the vibration effect, and when the sand moves to the screen plate, the screen plate screens the sand, so that the sand can be screened into fine sand, medium sand and coarse sand.

Drawings

FIG. 1 is a schematic diagram of the main structure of a sand screening device of the present utility model;

FIG. 2 is a schematic top view of the sand screening device of the present utility model;

FIG. 3 is a schematic view of the structure of the fixing frame in the sand screening device of the present utility model;

FIG. 4 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

In the figure: 1. a hopper; 2. a conveyor belt; 3. a spring; 4. a vibration plate; 5. a vibration assembly; 501. a driving wheel I; 502. a motor I; 503. a cam; 504. a rotating shaft; 505. a transmission belt I; 6. a baffle; 7. folding the tube; 8. a fixing frame; 9. a drive assembly; 901. a motor II; 902. a driving wheel II; 903. a transmission belt II; 10. a sieve plate; 11. a receiving bucket; 12. a telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

The utility model provides the technical scheme that: in this embodiment, as shown in fig. 1 and 2, telescopic rods 12 are arranged on two sides above a fixing frame 8, the upper ends of the telescopic rods 12 are rotationally connected to the lower side of a vibrating plate 4, springs 3 are sleeved on the outer sides of the telescopic rods 12, vibrating assemblies 5 are arranged on the fixing frame 8, three groups of sieve plates 10 are arranged on the vibrating plate 4, sieve holes on the sieve plates 10 in the downward direction of the inclination of the vibrating plate 4 gradually increase, a conveying belt 2 in the upward inclination direction is arranged on the left side of the fixing frame, a hopper 1 is arranged on the conveying belt 2, the hopper 1 is elastic, the conveying belt is provided with a driving assembly 9 to drive, sand can be poured onto the conveying belt 2 manually through the arrangement of the hopper 1, the hopper 1 receives the sand, and the driving assembly 9 is used for driving the conveying belt 2 to move, so that the sand on the conveying belt 2 can be conveyed onto the vibrating plate 4 in batches.

As shown in fig. 2-4, the vibration component 5 includes two sets of rotating shafts 504 rotatably disposed on the fixing frame 8, the rotating shafts 504 are connected with symmetrical cams 503 in an interference manner, one end of each rotating shaft 504 is connected with a driving wheel i 501 in an interference manner, a driving belt i 505 is connected between the driving wheels i 501 in a transmission manner, a motor i 502 is mounted on the fixing frame 8, an output end of the motor i 502 is connected with one of the rotating shafts 504 in a flange manner, during specific operation, the motor i 502 is started to drive the rotating shafts 504 to rotate, the driving wheel i 501 at the other end of the rotating shaft 504 rotates along with the rotating shafts 504, the other driving wheel i 501 synchronously rotates through the transmission of the driving belt i 505, and then the two rotating shafts 504 synchronously rotate.

As shown in fig. 1 and 2, the driving assembly 9 includes driving rollers disposed at inner sides of two ends of the conveyor belt 2, a driving wheel ii 902 is coaxially fixed at one side of the driving rollers, a driving belt ii 903 is connected between the driving wheels ii 902 in a transmission manner, a motor ii 901 is disposed at one side of the lower driving roller for driving, and when the sand conveyer works, the motor ii 901 is electrified through an external power supply, so that the motor ii 901 operates to drive the driving rollers to rotate, the driving wheels ii 902 at the other side of the driving rollers are driven to rotate, the driving wheels ii 902 drive the other driving wheels ii 902 through the transmission of the driving belt ii 903, so that the other driving wheels ii 902 synchronously rotate, and then the conveyor belt 2 can drive sand on the hopper 1 to convey.

As shown in fig. 1 and 3, the vibration plate 4 below the screen plate 10 is provided with a receiving hopper 11, the lower side of the receiving hopper 11 is provided with a folding pipe 7, the lower end of the folding pipe 7 penetrates through the fixing frame 8, the folding pipe 7 can be driven to lift and fold when the vibration plate 4 vibrates, and through the setting of the receiving hopper 11, sand can fall into the receiving hopper 11 below through the screen plate 10 after being screened by the screen plate 10 and then enters the folding pipe 7, so that the screened sand is conveniently collected.

As shown in fig. 1 and 2, the symmetrical baffle plate 6 is installed at one side of the vibration plate 4, and through the arrangement of the baffle plate 6, the speed of sand entering the next screen plate 10 can be delayed, the time length of the sand staying on the screen plate 10 is increased, and then the screening effect of the sand is increased.

The utility model provides a sand screening device, which has the following specific working principle: during concrete work, pouring sand onto the conveyer belt 2 through the manual work, hopper 1 receives sand, and the drive assembly 9 is recycled and is driven conveyer belt 2 motion to can carry to vibrations board 4 with the sand on the conveyer belt 2 in batches, through the cooperation of vibrations subassembly 5 and spring 3, drive vibrations board 4 and vibrate, the sand can follow vibrations board 4 inclined direction and remove gradually under the vibrations effect, when sand removes to sieve 10, sieve 10 can screen sand, can screen sand into fine sand, well sand and coarse sand after the screening of three sets of sieve 10.

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.

Claims (5)

1. The utility model provides a sand sieving device, includes mount (8), vibrations board (4) and conveyer belt (2), its characterized in that: the utility model discloses a vibrating screen, including mount (8), vibration board (4), telescopic link (12) have been set up in the top of mount (8), telescopic link (12) have been set up in the both sides of mount (8) top, the downside at vibration board (4) is connected in the upper end rotation of telescopic link (12), the outside cover of telescopic link (12) is equipped with spring (3), be provided with vibration subassembly (5) on mount (8), three screen plates (10) have been installed on vibration board (4), and screen plate (10) are gradually increased along the sieve mesh in the decurrent direction of vibration board (4), ascending conveyer belt (2) of slope have been installed on the left side of mount (8), laid hopper (1) on conveyer belt (2), conveyer belt (2) are provided with drive assembly (9) and drive.

2. A sand screening apparatus according to claim 1, wherein: the vibration assembly (5) comprises two groups of rotating shafts (504) which are arranged on a fixing frame (8) in a rotating mode, symmetrical cams (503) are connected to the rotating shafts (504) in an interference mode, one ends of the rotating shafts (504) are connected with driving wheels I (501) in an interference mode, driving belts I (505) are connected between the driving wheels I (501) in a driving mode, a motor I (502) is arranged on the fixing frame (8), and the output end of the motor I (502) is connected with one of the rotating shafts (504) in a flange mode.

3. A sand screening apparatus according to claim 1, wherein: the driving assembly (9) comprises driving rollers arranged at the inner sides of two ends of the conveying belt (2), one sides of the driving rollers are coaxially fixed with driving wheels II (902), driving belts II (903) are connected between the driving wheels II (902) in a driving manner, and a motor II (901) is arranged at one side of each driving roller to drive.

4. A sand screening apparatus according to claim 1, wherein: the vibrating plate (4) below the screen plate (10) is provided with a receiving hopper (11), the lower side of the receiving hopper (11) is provided with a folding pipe (7), and the lower end of the folding pipe (7) penetrates through the fixing frame (8).

5. A sand screening apparatus according to claim 1, wherein: a symmetrical baffle plate (6) is arranged on one side of the vibrating plate (4) which is inclined downwards.