CN220590713U - Multistage screening equipment with detect function - Google Patents

Abstract

The utility model relates to the technical field of screening devices, in particular to a multi-stage screening device with a detection function, which comprises a screening box, wherein a plurality of cavities are formed in the inner walls of two sides of the screening box at equal intervals, a plurality of infrared sensors are arranged in the inner walls of the screening box at equal intervals, a supporting sliding rod is arranged in each cavity, a supporting sliding block is sleeved on the outer side of each supporting sliding rod, a reset spring is sleeved on the outer side of each supporting sliding rod, a sliding groove is formed in one side of each cavity, and a limiting groove is formed in one end of each supporting sliding block. According to the utility model, the infrared sensor arranged above the three-stage screening plate can detect that articles fall above the three-stage screening plate so as to screen the materials above the three-stage screening plate, and when the materials above the three-stage screening plate do not fall, the two-stage screening plate and the one-stage screening plate cannot vibrate, so that unnecessary abrasion of the two-stage screening plate and the one-stage screening plate is reduced, and the service life of equipment is prolonged.

Description

Multistage screening equipment with detect function

Technical Field

The utility model relates to the technical field of screening devices, in particular to a multi-stage screening device with a detection function.

Background

The screening equipment screens according to different sizes of different volumes of objects, separates mixtures with different sizes of different volumes, and makes the difference between the volumes of the separated objects reach an expected value, so that screening is completed, and the screening equipment also screens from single-stage screening to present multi-stage screening so as to meet different demands of people.

Along with the development of mechanized construction, the application of screening equipment is wider and wider in industry and agricultural development, raw materials with different volumes are screened through the screening equipment, raw materials with different volumes are distinguished to be processed later, and traditional screening equipment has the following problems that an existing screening device adopts a vibration source to drive a plurality of screen plates inside the device to vibrate to screen materials, whether materials exist above part of screen plates or not can not be detected in the screening process, and therefore the materials do not exist above part of screen plates, the screen plates are vibrated, the abrasion condition of the screen plates can be increased, and the service life of the screening equipment is shortened.

For this purpose, a multistage screening device with a detection function is proposed.

Disclosure of Invention

The utility model aims to provide a multi-stage screening device with a detection function, so as to solve the problems in the background art, and in order to achieve the purposes, the utility model provides the following technical scheme: the utility model provides a multistage screening equipment with detect function, includes the screening case, a plurality of cavitys are installed to the both sides inner wall equidistance of screening case, a plurality of infrared sensor are installed to the inner wall equidistance of screening case, the internally mounted of cavity has the support slide bar, the outside cover of support slide bar is equipped with the support slider, the outside cover of support slide bar is equipped with reset spring, the spout has been seted up to one side of cavity, the spacing groove is installed to the one end of support slider, the inside of spacing groove slidable mounting has one-level screening board, second grade screening board and tertiary screening board respectively, signal receiving processor is installed in the outside of screening case.

Preferably, three groups of first rotating shafts and second rotating shafts are respectively arranged in the screening box, and the three groups of first rotating shafts and the three groups of second rotating shafts are respectively positioned below the primary screening plate, the secondary screening plate and the tertiary screening plate.

Preferably, two jacking blocks are symmetrically arranged on the outer sides of the first rotating shaft and the second rotating shaft, and a motor is arranged on one side of the screening box.

Preferably, the output end of the motor extends into the screening box, and the output end of the motor is connected with one end of the first rotating shaft.

Preferably, a transmission belt is sleeved outside the output end of the motor, and one end of the transmission belt is sleeved outside the rotating shaft of the second rotating shaft.

Preferably, the support frame is installed to the bottom of screening case, and the material throwing mouth is installed at the top of screening case, the material throwing mouth is linked together with the inside of screening case.

Preferably, the first-stage screening plate, the second-stage screening plate and the third-stage screening plate are equal in size, and mesh sizes inside the first-stage screening plate, the second-stage screening plate and the third-stage screening plate are gradually reduced.

Preferably, a box door is hinged to one side of the screening box, and a handle is installed on one side of the box door.

Compared with the prior art, the utility model provides the multistage screening equipment with the detection function, which has the following beneficial effects:

through being provided with screening case, signal reception processor, one-level screening board, second grade screening board, tertiary screening board and infrared sensor, get into the inside material of screening case through the feed inlet and can drop in the top of tertiary screening board at first, the infrared sensor of tertiary screening board top installation can detect that there is article to drop in the top of tertiary screening board, signal reception processor is given to the subsequent signal, can control the first rotation axis and the second rotation axis of installing in tertiary screening board below after signal reception processor received the signal and take place to rotate, thereby sieve the material of tertiary screening board top, an infrared sensor is installed equally to the top of tertiary screening board below installation's second grade screening board and one-level screening board, the infrared sensor of second grade screening board and one-level screening board top installation does not detect the article and drops in the top of second grade screening board and one-level screening board this moment, second grade screening board and one-level screening board then can not vibrate, thereby reduce second grade screening board and one-level screening board unnecessary wearing and tearing, thereby improve equipment's life.

Drawings

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

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model A;

fig. 4 is an enlarged schematic view of the structure of the present utility model at B.

In the figure: 1. a screening box; 2. a support frame; 3. a first stage screening plate; 4. a signal receiving processor; 5. a second stage screening plate; 6. a cavity; 7. a feed port; 8. a third-stage screening plate; 9. supporting a slide bar; 10. a chute; 11. a limit groove; 12. a return spring; 13. a support slider; 14. a motor; 15. a door; 16. a handle; 17. a first rotation shaft; 18. a top block; 19. a second rotation shaft; 20. a transmission belt; 21. and an infrared sensor.

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.

Example 1: a plurality of cavities 6 are installed to the both sides inner wall equidistance of screening case 1, a plurality of infrared sensor 21 are installed to the inner wall equidistance of screening case 1, the internally mounted of cavity 6 has support slide bar 9, the outside cover of support slide bar 9 is equipped with support slider 13, the outside cover of support slide bar 9 is equipped with reset spring 12, spout 10 has been seted up to one side of cavity 6, spacing groove 11 is installed to the one end of support slider 13, the inside of spacing groove 11 slidable mounting has one-level screening board 3 respectively, second grade screening board 5 and tertiary screening board 8, signal receiving processor 4 is installed in the outside of screening case 1.

Specifically, as shown in fig. 1, 2 and 4, since the inner wall of the screening box 1 is equidistantly provided with a plurality of infrared sensors 21, and the lower part of each infrared sensor 21 is sequentially provided with the three-stage screening plate 8, the two-stage screening plate 5 and the one-stage screening plate 3, when the material is screened, the material entering the screening box 1 through the feed inlet 7 can first fall above the three-stage screening plate 8, before the material falls above the three-stage screening plate 8, the infrared sensors 21 arranged above the three-stage screening plate 8 can detect that the material falls above the three-stage screening plate 8, and then signals are sent to the signal receiving processor 4, the signal receiving processor 4 can control the first rotating shaft 17 and the second rotating shaft 19 arranged below the three-stage screening plate 8 to rotate after receiving signals, thereby driving the three-stage screening plate 8 to vibrate up and down, thereby screen the material above the three-stage screening plate 8, at this time, the two-stage screening plate 5 and the one-stage screening plate 3 arranged below the three-stage screening plate 8 are also provided with one infrared sensor 21, and the two-stage screening plate 5 and the one-stage screening plate 3 are not arranged above the two-stage screening plate 3, and the two-stage screening plate 5 and the two-stage screening plate 3 are not required to be worn down, and the two-stage screening plate 5 and the necessary level 5 are not to be reduced.

Three groups of first rotating shafts 17 and second rotating shafts 19 are respectively arranged in the screening box 1, the three groups of first rotating shafts 17 and second rotating shafts 19 are respectively located below the first-stage screening plate 3, the second-stage screening plate 5 and the third-stage screening plate 8, two top blocks 18 are symmetrically arranged on the outer sides of the first rotating shafts 17 and the second rotating shafts 19, a motor 14 is arranged on one side of the screening box 1, a transmission belt 20 is sleeved on the outer side of an output end of the motor 14, one end of the transmission belt 20 is sleeved on the outer side of a rotating shaft of the second rotating shaft 19, a supporting frame 2 is arranged at the bottom of the screening box 1, a feeding port 7 is arranged at the top of the screening box 1, the feeding port 7 is communicated with the interior of the screening box 1, the sizes of the first-stage screening plate 3, the second-stage screening plate 5 and the third-stage screening plate 8 are equal, the mesh sizes inside the first-stage screening plate 3, the second-stage screening plate 5 and the third-stage screening plate 8 are gradually reduced, a box door 15 is hinged to one side of the screening box 1, and a handle 16 is arranged on one side of the box door 15.

Specifically, as shown in fig. 1, 2, 3 and 4, since the rotation shaft of the first rotation shaft 17 is connected with the output end of the motor 14, and the outer side of the output end of the motor 14 is connected with the rotation shaft of the second rotation shaft 19 through the transmission belt 20, after the output end of the motor 14 rotates, the first rotation shaft 17 and the second rotation shaft 19 are driven to rotate, and since the two top blocks 18 are symmetrically installed on the outer sides of the first rotation shaft 17 and the second rotation shaft 19, the bottom ends of the primary screening plate 3, the secondary screening plate 5 or the tertiary screening plate 8 can be continuously knocked through the top blocks 18, so that the primary screening plate 3, the secondary screening plate 5 and the tertiary screening plate 8 move upwards, because the both ends of one-level screening board 3, second grade screening board 5 and tertiary screening board 8 are installed inside spacing groove 11, and spacing groove 11 establishes in the outside of supporting slide bar 9 through supporting slider 13 slip cap, when one-level screening board 3, second grade screening board 5 or tertiary screening board 8 upwards move, supporting slider 13 upwards slides along the installation direction of supporting slide bar 9, drag reset spring 12 simultaneously, after the kicking block 18 cancellation is to the extrusion of screening board, reset spring 12 thereby pull back the sieve downwards through the resilience force, so reciprocate, thereby realize the vibrations about the sieve, thereby sieve the material, after the screening is over, open the articulated chamber door 15 in screening case 1 one side, can collect the material on every layer of sieve.

Working principle: during the use, put into screening case 1 inside through the batch charging port 7 of screening case 1 top installation with the material that needs to sieve, because a plurality of infrared sensor 21 are installed to screening case 1's inner wall equidistance, and tertiary screening board 8 is installed in proper order to every infrared sensor 21's below, second grade screening board 5 and one-level screening board 3, when sieving the material, the material that gets into screening case 1 inside through batch charging port 7 can drop at tertiary screening board 8 at first, before the material drops in tertiary screening board 8 top, the infrared sensor 21 of tertiary screening board 8 top installation can detect that there is the article to drop in tertiary screening board 8's top, send the signal to signal reception processor 4 afterwards, can control the first rotation axis 17 and the second rotation axis 19 of installing in tertiary screening board 8 below after the signal reception processor 4 received, thereby drive tertiary screening board 8 and shake from top to bottom, thereby sieve the material of tertiary screening board 8 top, so, detect that there is the article to drop, open the current top to sieve, can open the sieve board 1 after the material is sieved to the chamber door, the material is opened to every layer of sieve, can be on the sieve board 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. Multistage screening equipment with detect function, including screening case (1), its characterized in that: the utility model discloses a screening case, including screening case (1), support slide bar (9), spout (10) have been seted up to the outside cover of support slide bar (9), spacing groove (11) are installed to one end of support slide bar (13), the inside of spacing groove (11) slidable mounting has one-level screening board (3), second grade screening board (5) and tertiary screening board (8) respectively, signal reception treater (4) are installed in the outside of screening case (1).

2. A multi-stage screening apparatus with detection function according to claim 1, wherein: three groups of first rotating shafts (17) and second rotating shafts (19) are respectively arranged in the screening box (1), and the three groups of first rotating shafts (17) and second rotating shafts (19) are respectively arranged below the primary screening plate (3), the secondary screening plate (5) and the tertiary screening plate (8).

3. A multi-stage screening apparatus with detection function according to claim 2, wherein: two jacking blocks (18) are symmetrically arranged on the outer sides of the first rotating shaft (17) and the second rotating shaft (19), and a motor (14) is arranged on one side of the screening box (1).

4. A multi-stage screening apparatus having a sensing function according to claim 3, wherein: the output end of the motor (14) extends into the screening box (1), and the output end of the motor (14) is connected with one end of the first rotating shaft (17).

5. A multi-stage screening apparatus having a sensing function as claimed in claim 4, wherein: the outside of the output end of the motor (14) is sleeved with a transmission belt (20), and one end of the transmission belt (20) is sleeved on the outside of the rotating shaft of the second rotating shaft (19).

6. A multi-stage screening apparatus with detection function according to claim 1, wherein: the bottom of screening case (1) is installed support frame (2), and feed opening (7) are installed at the top of screening case (1), feed opening (7) are linked together with the inside of screening case (1).

7. A multi-stage screening apparatus with detection function according to claim 1, wherein: the size of the first-stage screening plate (3), the second-stage screening plate (5) and the size of the third-stage screening plate (8) are equal, and the mesh sizes inside the first-stage screening plate (3), the second-stage screening plate (5) and the third-stage screening plate (8) are gradually reduced.

8. A multi-stage screening apparatus with detection function according to claim 1, wherein: one side of the screening box (1) is hinged with a box door (15), and one side of the box door (15) is provided with a handle (16).