CN218655489U

CN218655489U - Negative pressure safety check sieve

Info

Publication number: CN218655489U
Application number: CN202223196922.3U
Authority: CN
Inventors: 侯振刚
Original assignee: Anyang Jinhui Environmental Protection Technology Co ltd
Current assignee: Anyang Jinhui Environmental Protection Technology Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-21
Anticipated expiration: 2032-11-28

Abstract

The utility model relates to a negative pressure sieve technical field, and a negative pressure safety inspection sieve is disclosed, the load simulator comprises a case, the quick-witted incasement sets up screening plant, screening plant is used for screening the gesso, screening plant includes the sieve, vibrating device is connected to the sieve, vibrating device is used for shake the sieve from top to bottom, the incasement sets up dust collection bin and negative pressure equipment, negative pressure equipment passes through the pipe connection and collects the dust bin, screening plant includes the screening storehouse, screening storehouse fixed mounting is at quick-witted incasement wall, the feed inlet has been seted up at screening storehouse top, the feed inlet runs through quick-witted case, the discharge gate has been seted up to screening storehouse bottom, the discharge gate passes through the pipe connection with dust collection bin. This negative pressure safety inspection sieve pours the gesso into screening plant in, vibrating device makes the sieve constantly vibrate when sieving, and the coarse grain gesso that blocks up the sieve mesh on the sieve breaks away from the sieve mesh under the vibration effect, makes the sieve be difficult for blockking up, and the screening is smooth and easy, and the gesso on upper strata distributes around to the sieve under the vibration effect, is favorable to improving screening speed, has strengthened screening efficiency.

Description

Negative pressure safety check sieve

Technical Field

The utility model relates to a negative pressure sieve technical field, concretely relates to negative pressure safety inspection sieve.

Background

In the process of processing the gypsum powder, the gypsum powder needs to be subjected to fineness screening, fine and coarse gypsum powder is screened out for different production, and the gypsum powder is subjected to fineness screening by using a negative pressure screen.

However, when the gypsum powder is sieved by using a negative pressure sieve, coarse-grained gypsum powder is accumulated on the sieve plate to easily block sieve holes on the sieve plate, the gypsum powder on the upper layer is difficult to quickly pass through the sieve plate, and the gypsum powder on the upper layer of the sieve plate needs to be stirred to the place where the sieve plate is not blocked for sieving, so that the sieving efficiency of the gypsum powder is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a negative pressure safety inspection sieve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a negative pressure safety inspection sieve, includes quick-witted case, quick-witted incasement sets up screening plant, screening plant is used for screening the gesso, screening plant includes the sieve, vibrating device is connected to the sieve, vibrating device is used for the shake from top to bottom the sieve.

Preferably, a dust collecting bin and negative pressure equipment are arranged in the case, and the negative pressure equipment is connected with the dust collecting bin through a pipeline.

Preferably, the screening device comprises a screening bin which is fixedly installed on the inner wall of the case.

Preferably, the top of the screening bin is provided with a feed inlet, the feed inlet penetrates through the case, the bottom of the screening bin is provided with a discharge outlet, and the discharge outlet is connected with the dust collection bin through a pipeline.

Preferably, the inner wall of the screening bin is outwards provided with a lifting groove, and the lifting groove is connected with a screen plate in a sliding manner.

Preferably, the vibrating device comprises a sliding column, the sliding column is fixedly installed in the lifting groove, and the sliding column penetrates through the sieve plate.

Preferably, the sliding column is sleeved with a spring.

Preferably, two ends of the spring are connected with the lifting groove and the sieve plate.

Preferably, the screening bin is fixedly provided with a motor on the inner wall.

Preferably, the output end of the motor is connected with the cam through a rotating shaft.

The negative pressure security check screen has the following beneficial effects:

this negative pressure safety inspection sieve pours the gesso into screening plant in, vibrating device makes the sieve constantly vibrate when sieving, and the coarse grain gesso that blocks up the sieve mesh on the sieve breaks away from the sieve mesh under the vibration effect, makes the sieve be difficult for blockking up, and the screening is smooth and easy, and the gesso on upper strata distributes around to the sieve under the vibration effect, is favorable to improving screening speed, has strengthened screening efficiency.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of a screening silo;

FIG. 4 is a cross-sectional view of a screening bin;

fig. 5 is an enlarged view of a portion a in fig. 4.

In the figure: 1. a chassis; 2. a dust collection bin; 3. negative pressure equipment; 4. a screening device; 41. screening a bin; 42. a feed inlet; 43. a discharge port; 44. a lifting groove; 45. a sieve plate; 5. a vibrating device; 51. a traveler; 52. a spring; 53. a motor; 54. a cam.

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.

As shown in fig. 1-2, the utility model provides an embodiment of negative pressure safety inspection sieve, including quick-witted case 1, set up dust collection bin 2 and negative pressure equipment 3 in the quick-witted case 1, negative pressure equipment 3 passes through pipe connection dust collection bin 2, and dust collection bin 2 collects the gesso through negative pressure equipment 3.

As shown in fig. 2-4, a screening device 4 is arranged in the case 1, the screening device 4 is used for screening gypsum powder, the screening device 4 includes a screen plate 45, the screen plate 45 is connected with a vibrating device 5, and the vibrating device 5 is used for shaking the screen plate 45 up and down.

As shown in fig. 4-5, the screening device 4 includes a screening bin 41, the screening bin 41 is fixedly mounted on the inner wall of the case 1, a feeding port 42 is formed in the top of the screening bin 41, the feeding port 42 penetrates through the case 1, a discharging port 43 is formed in the bottom of the screening bin 41, the discharging port 43 is connected with the dust collection bin 2 through a pipeline, a lifting groove 44 is formed in the inner wall of the screening bin 41 outwards, the lifting groove 44 is slidably connected with a screen plate 45, gypsum powder is placed into the screening bin 41 through the feeding port 42, the gypsum powder is screened through the screen plate 45, fine gypsum powder falls into the dust collection bin 2, and coarse gypsum powder is left on the screen plate 45.

Vibrating device 5 includes traveller 51, traveller 51 fixed mounting is in lift groove 44, traveller 51 runs through sieve 45, the cover is equipped with spring 52 on traveller 51, lift groove 44 and sieve 45 are connected to spring 52 both ends, screening storehouse 41 inner wall fixed mounting has motor 53, cam 54 is connected through the pivot to the motor 53 output, open motor 53, motor 53 drives cam 54 and rotates, cam 54 reciprocates and promotes sieve 45, when sieve 45 is promoted by cam 54, sieve 45 pushes down spring 52, when cam 54 leaves sieve 45, spring 52 kick-backs, sieve 45 slides on traveller 51, sieve 45 forms the vibration, the coarse grain gypsum powder that blocks up the sieve mesh on sieve 45 breaks away from the sieve mesh under the vibration, make sieve 45 difficult jam, the screening is smooth and easy, the gypsum powder on upper strata distributes around sieve 45 under the vibration, be favorable to improving screening speed, the screening efficiency has been strengthened.

The working principle is as follows: put into screening storehouse 41 with the gesso through feed inlet 42 in, the gesso is sieved through sieve 45, the fine grain gesso falls into dust collection bin 2, the coarse grain gesso is stayed on sieve 45, open motor 53, motor 53 drives cam 54 and rotates, cam 54 reciprocates and promotes sieve 45, when sieve 45 is promoted by cam 54, sieve 45 pushes down spring 52, when cam 54 leaves sieve 45, spring 52 kick-backs, sieve 45 slides on traveller 51, sieve 45 forms the vibration, the coarse grain gesso that blocks up the sieve mesh on sieve 45 breaks away from the sieve mesh under the vibration effect, make sieve 45 be difficult for blockking up, it is smooth and easy to sieve, the gesso on upper strata distributes around sieve 45 under the vibration effect, vibrating device 5 and negative pressure equipment 3 combined action, be favorable to improving screening speed, the screening efficiency has been strengthened.

In conclusion, although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A negative pressure safety check sieve which is characterized in that: including quick-witted case (1), set up screening plant (4) in quick-witted case (1), screening plant (4) are used for sieving the gesso, screening plant (4) are including sieve (45), vibrating device (5) are connected in sieve (45), vibrating device (5) are used for shaking from top to bottom sieve (45).

2. The negative pressure security screen of claim 1, wherein: a dust collection bin (2) and negative pressure equipment (3) are arranged in the case (1), and the negative pressure equipment (3) is connected with the dust collection bin (2) through a pipeline.

3. The negative pressure security screen of claim 2, wherein: screening plant (4) are including screening storehouse (41), screening storehouse (41) fixed mounting is in quick-witted case (1) inner wall.

4. The negative pressure security screen of claim 3, wherein: the top of the screening bin (41) is provided with a feeding hole (42), the feeding hole (42) penetrates through the case (1), the bottom of the screening bin (41) is provided with a discharging hole (43), and the discharging hole (43) is connected with the dust collection bin (2) through a pipeline.

5. The negative pressure security screen of claim 4, wherein: the inner wall of the screening bin (41) is outwards provided with a lifting groove (44), and the lifting groove (44) is connected with a screen plate (45) in a sliding mode.

6. The negative pressure security screen of claim 5, wherein: the vibrating device (5) comprises a sliding column (51), the sliding column (51) is fixedly installed in the lifting groove (44), and the sliding column (51) penetrates through the sieve plate (45).

7. The negative pressure security screen of claim 6, wherein: and a spring (52) is sleeved on the sliding column (51).

8. The negative pressure security screen of claim 7, wherein: and two ends of the spring (52) are connected with the lifting groove (44) and the sieve plate (45).

9. The negative pressure security screen of claim 3, wherein: and a motor (53) is fixedly arranged on the inner wall of the screening bin (41).

10. The negative pressure security screen of claim 9, wherein: the output end of the motor (53) is connected with the cam (54) through a rotating shaft.