CN210585888U

CN210585888U - Limestone screening device

Info

Publication number: CN210585888U
Application number: CN201921287057.9U
Authority: CN
Inventors: 孟丽君
Original assignee: Huadian Huijin Calcium Industry Co Ltd
Current assignee: Huadian Huijin Calcium Industry Co Ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-05-22
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a lime stone screening plant, including screening outer container and screening inner box, the screening inner box is located screening outer container inner chamber, screening outer container top fixedly connected with feed inlet, there is seal baffle feed inlet inner wall both sides through hinged joint, all link to each other through the spring part between seal baffle outer wall below and the feed inlet inner wall, screening inner box top fixedly connected with feeding flaring, screening inner box internally mounted has the screen cloth, vibrating motor is installed to the screen cloth below, the conveyer belt is installed to inside below of screen cloth, the inside bottom fixedly connected with orifice plate of screening inner box, the utility model relates to a lime stone screening technical field. This lime stone screening plant has effectively solved the problem that traditional lime stone screening plant can not sieve the powder that contains in the lime stone, promotes the quality of lime stone screening, can effectively reduce vibrations and the noise that the lime stone produced when the screening simultaneously.

Description

Limestone screening device

Technical Field

The utility model relates to a lime stone screening technical field specifically is a lime stone screening plant.

Background

Limestone the main component of calcium carbonate, lime and limestone are a large amount of raw materials used in building materials and industries. Limestone can be directly processed into stone and burnt into quicklime. The quicklime CaO absorbs moisture or is added with water to form hydrated lime, the main component of the hydrated lime is Ca (OH)2 which can be called as calcium hydroxide, and the hydrated lime is blended into lime slurry, lime paste and the like which are used as coating materials and tile adhesives.

The process of gathering to the limestone needs to sieve usually, contains a large amount of limestone powder and the limestone particles of variation in size in the limestone of gathering usually, and traditional limestone screening plant can only sieve the limestone particles of variation in size, and can not sieve the separation to the powder in the limestone to make the screening quality lower, current limestone screening plant produces great vibrations easily when sieving in addition.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a lime stone screening plant has solved current screening plant and can not carry out the problem of screening separation to the powder in the lime stone.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a limestone screening device comprises a screening outer box and a screening inner box, wherein the screening inner box is positioned in an inner cavity of the screening outer box, a feed inlet is fixedly connected above the screening outer box, two sides of the inner wall of the feed inlet are connected with sealing baffles through hinges, the lower part of the outer wall of the sealing baffle plate is connected with the inner wall of the feeding hole through a spring part, a feeding flaring is fixedly connected above the screening inner box, a screen is arranged in the screening inner box, a vibration motor is arranged below the screen, a conveyor belt is arranged below the inside of the screen, the bottom end in the screening inner box is fixedly connected with a pore plate, a blower is arranged below the pore plate, powder channels are respectively arranged between the inner side of the screening outer box and the outer side of the screening inner box, a collecting channel is fixedly connected below the powder channels, and the collecting channel is positioned at two sides of the bottom end of the screening inner box, and an exhaust fan is arranged in the collecting channel.

Preferably, the equal fixedly connected with landing leg in screening outer container outer wall both sides, landing leg below fixedly connected with buffer, buffer includes buffering frame and buffer board, the buffer board is located the inside top of buffering frame, and buffer board and buffering frame inner wall both sides sliding connection, buffer board below fixedly connected with arch support, arch support both sides are provided with the dead lever, dead lever surface has linked up buffer spring, link to each other through the spring post between arch support and the buffering frame diapire.

Preferably, the screen cloth and the conveyer belt other end all are provided with the blown down tank, and the blown down tank runs through the screening outer container and extends to the outside one end of screening outer container.

Preferably, the inner wall surface of the conveying belt is provided with ventilating micropores.

Preferably, one side of the outer wall of the screening outer box is connected with an access door through a hinge.

(III) advantageous effects

The utility model provides a lime stone screening plant. The method has the following beneficial effects:

(1) the limestone screening device is characterized in that a pore plate is fixedly connected to the bottom end of the inner part of the screening inner box, an air blower is installed below the pore plate, powder passages are respectively formed between the inner side of the screening outer box and the outer side of the screening inner box, a collecting passage is fixedly connected below the powder passages, when limestone enters the screening inner box from a feed inlet to be screened, limestone powder in the screening process can be blown up by opening the air blower by utilizing strong wind power generated by the air blower, the limestone powder enters the powder passages on two sides, the limestone powder enters the collecting passage from the powder passages under the combined action of the air blower and an exhaust fan, the effect of screening the powder in the limestone can be achieved, the problem that powder contained in the limestone cannot be screened by the traditional limestone screening device is effectively solved, and the quality of limestone screening is improved, meanwhile, large-particle limestone is screened by the screen, and the screened limestone is discharged through the discharge chute.

(2) This lime stone screening plant, through at screening outer container top fixedly connected with feed inlet, and there is seal baffle in feed inlet inner wall both sides through hinged joint, make all link to each other through the spring part between seal baffle outer wall below and the feed inlet inner wall, because the lime stone has certain weight to drop in the feed inlet at the lime stone under the effect of gravity seal baffle is automatic to be opened, then automatic closing when the feeding incasement portion is not when conveying the lime stone, thereby can be so that screening outer container inside is encapsulated situation, guarantee the screening quality of the inside lime stone of screening plant.

(3) This lime stone screening plant, through at landing leg below fixedly connected with buffer, utilize buffer's buffer board and buffering frame inner wall both sides sliding connection, and at buffer board below fixedly connected with arch support, be provided with the dead lever in arch support both sides simultaneously, make dead lever surface link up has buffer spring, and make and link to each other through the spring post between arch support and the buffering frame diapire, can effectively reduce shock dynamo and the strong vibrations of air-blower during operation production, reduce the screening noise.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a side view of the structure of the present invention;

fig. 3 is a schematic structural view of the buffering device of the present invention;

fig. 4 is a schematic structural diagram of the conveyor belt of the present invention.

In the figure: 1. screening the outer box; 2. screening the inner box; 3. a feed inlet; 4. sealing the baffle; 5. a spring member; 6. feeding and flaring; 7. screening a screen; 8. vibrating a motor; 9. a conveyor belt; 10. an orifice plate; 11. a blower; 12. a powder channel; 13. a collection channel; 14. a support leg; 15. a buffer device; 16. a buffer frame; 17. a buffer plate; 18. an arched bracket; 19. fixing the rod; 20. a buffer spring; 21. a discharge chute; 22. ventilating micropores; 23. a spring post; 24. an access door; 25. an exhaust fan.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a limestone screening device comprises a screening outer box 1 and a screening inner box 2, wherein the screening inner box 2 is positioned in an inner cavity of the screening outer box 1, a feed inlet 3 is fixedly connected above the screening outer box 1, two sides of the inner wall of the feed inlet 3 are connected with sealing baffles 4 through hinges, the lower parts of the outer walls of the sealing baffles 4 are connected with the inner wall of the feed inlet 3 through spring parts 5, the inner part of the screening outer box 1 can be in a sealed state, the screening quality of limestone in the screening device is ensured, a feed flaring 6 is fixedly connected above the screening inner box 2, a screen 7 is arranged in the screening inner box 2, a vibrating motor 8 is arranged below the screen 7, a conveyor belt 9 is arranged below the inner part of the screen 7, a pore plate 10 is fixedly connected at the bottom end in the screening inner box 2, an air blower 11 is arranged below the pore plate 10, powder channels 12 are respectively, the lower part of the powder channel 12 is fixedly connected with a collecting channel 13, the collecting channel 13 is positioned at two sides of the bottom end of the screening inner box 2, an exhaust fan 25 is arranged in the collecting channel 13, the effect of screening the powder in the limestone can be achieved, so that the problem that the traditional limestone screening device cannot screen the powder in the limestone can be effectively solved, the quality of limestone screening is improved, two sides of the outer wall of the screening outer box 1 are fixedly connected with supporting legs 14, a buffer device 15 is fixedly connected below the supporting legs 14, the buffer device 15 comprises a buffer frame 16 and a buffer plate 17, the buffer plate 17 is positioned above the inner part of the buffer frame 16, the buffer plate 17 is in sliding connection with two sides of the inner wall of the buffer frame 16, an arch support 18 is fixedly connected below the buffer plate 17, fixing rods 19 are arranged at two sides of the arch support 18, buffer springs 20 are connected on the surfaces of the fixing rods 19, and the arch support 18 is, can effectively reduce vibrating motor 8 and 11 strong vibrations that produce at the during operation of air-blower, reduce the screening noise, screen cloth 7 and the 9 other ends of conveyer belt all are provided with blown down tank 21, and blown down tank 21 runs through screening outer container 1 and extends to 1 outside one end of screening outer container, can make things convenient for the unloading work after the lime stone screening is accomplished, ventilative micropore 22 has all been seted up to 9 inner wall surfaces of conveyer belt, can guarantee the inside wind-force circulation of screening inner box 2 under the condition that guarantees that the lime stone can not pass, there is access door 24 through hinged joint in 1 outer wall one side of screening outer container, make things convenient for the staff to carry out maintenance work.

When the device is used, limestone needing to be screened is conveyed into the feeding hole 3, the sealing baffle 4 is automatically opened under the action of gravity, the limestone falls into the screening inner box 2, meanwhile, the feeding hole 3 is automatically closed through the spring part 5 when the limestone is not conveyed, so that the inside of the screening outer box 1 is in a sealing state, the vibration motor 8 and the air blower 11 are simultaneously opened, the screen 7 screens the falling limestone under the action of the vibration motor 8, large limestone at the screening part is conveyed to the discharging groove 21 on one side through the screen 7 to be discharged, small limestone at the screening part passes through the screen 7 to fall onto the conveying belt 9 and is conveyed to the discharging groove 21 on one side through the conveying belt 9 to be discharged, and then limestone powder in the screening process can be blown up through strong wind power generated by the air blower 11 in the screening process so that the limestone powder enters the powder channels 12 on two sides, limestone powder enters the collecting channel 13 from the powder channel 12 under the combined action of the air blower 11 and the exhaust fan 25, so that the effect of screening the powder in limestone can be achieved, and the screening quality is improved.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides a lime stone screening plant, includes screening outer container (1) and screening inner box (2), screening inner box (2) are located screening outer container (1) inner chamber, its characterized in that: the screening device is characterized in that a feeding port (3) is fixedly connected to the upper portion of the screening outer box (1), sealing baffle plates (4) are connected to two sides of the inner wall of the feeding port (3) through hinges, the lower portion of the outer wall of each sealing baffle plate (4) is connected with the inner wall of the feeding port (3) through spring pieces (5), a feeding flaring (6) is fixedly connected to the upper portion of the screening inner box (2), a screen (7) is installed inside the screening inner box (2), a vibrating motor (8) is installed below the screen (7), a conveying belt (9) is installed below the inner portion of the screen (7), a pore plate (10) is fixedly connected to the bottom end inside the screening inner box (2), an air blower (11) is installed below the pore plate (10), a powder channel (12) is formed between the inner side of the screening outer box (1) and the outer side of the screening inner box (2), and a, and collecting channel (13) are located screening inner box (2) bottom both sides, collecting channel (13) internally mounted has air exhauster (25).

2. Limestone screening plant according to claim 1, characterized in that: screening outer container (1) outer wall both sides equal fixedly connected with landing leg (14), landing leg (14) below fixedly connected with buffer (15), buffer (15) are including buffering frame (16) and buffer board (17), buffer board (17) are located buffering frame (16) inside top, and buffer board (17) and buffering frame (16) inner wall both sides sliding connection, buffer board (17) below fixedly connected with arch support (18), arch support (18) both sides are provided with dead lever (19), dead lever (19) surface has linked up buffer spring (20), link to each other through spring post (23) between arch support (18) and buffering frame (16) diapire.

3. Limestone screening plant according to claim 1, characterized in that: the screen cloth (7) and conveyer belt (9) other end all are provided with blown down tank (21), and blown down tank (21) run through screening outer container (1) and extend to the outside one end of screening outer container (1).

4. Limestone screening plant according to claim 1, characterized in that: and ventilation micropores (22) are formed in the inner wall surface of the conveyor belt (9).

5. Limestone screening plant according to claim 1, characterized in that: and one side of the outer wall of the screening outer box (1) is connected with an access door (24) through a hinge.