CN217131682U

CN217131682U - Grit drying-machine

Info

Publication number: CN217131682U
Application number: CN202123363064.2U
Authority: CN
Inventors: 马明洋; 方洋; 单涛; 杜玉超
Original assignee: Beijing Oriental Yuhong Waterproof Technology Co Ltd
Current assignee: Beijing Oriental Yuhong Waterproof Technology Co Ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-08-05
Anticipated expiration: 2031-12-28

Abstract

A sand and stone dryer comprises a dryer body, a discharge box, a flow guide piece and a screen assembly, wherein the dryer body is communicated with the discharge box and can rotate; the bottom of ejection of compact case is equipped with first aggregate storehouse and second aggregate storehouse, and first aggregate storehouse is located screen assembly below, and the one end that the drying-machine body was kept away from to the ejection of compact case is located to second aggregate storehouse. The utility model discloses a grit drying-machine, through the water conservancy diversion spare with this internal raw materials drainage of drying-machine to screen assembly in, screen assembly can be along with drying-machine body rotary motion to screen out the large granule grit, reduced the destruction of the tiny mesh of large granule grit to follow-up screening classification equipment.

Description

Grit drying-machine

Technical Field

The utility model belongs to the technical field of the engineering equipment, more specifically relates to a grit drying-machine.

Background

The sand and stone drying equipment is widely used in the industries of building materials, metallurgy, mineral separation, chemical industry, cement and the like, and is mainly used for slag, limestone, clay, river sand, wet materials with large specific gravity and the like. The conventional sand and stone dryer main body mainly comprises a rotary cylinder material raising plate, a transmission device and the like. The feeding of the dryer contains gravels with larger sizes which do not accord with the requirement of product granularity for various reasons, which causes larger impact on a subsequent screening system, especially on a drum screen, because the weight of the larger gravels is large, the fine screen is easily impacted and damaged, and the screen is frequently damaged and maintained. Therefore, there is a need to design a sand dryer to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a grit drying-machine to solve the problem of the great grit of size to the impact of screening system.

In order to achieve the purpose, the utility model provides a sand and stone dryer, which comprises a dryer body, a discharge box, a flow guide piece and a screen assembly, wherein the dryer body is communicated with the discharge box, the dryer body can rotate, the screen assembly is arranged at one end of the discharge box, which is close to the dryer body, and is connected with the dryer body, one end of the flow guide piece is connected with the dryer body, and the other end is communicated with the screen assembly;

the bottom of ejection of compact case is equipped with first aggregate storehouse and second aggregate storehouse, first aggregate storehouse is located screen assembly below, second aggregate storehouse is located the ejection of compact case is kept away from the one end of drying-machine body.

Preferably, the drying-machine body is the cylindric, includes first barrel, second barrel and the third barrel that the cover was established in proper order from inside to outside, first barrel is close to go out the one end of workbin with second barrel intercommunication, the second barrel is close to the one end of going out the workbin is sealed, keeps away from the one end of going out the workbin with third barrel intercommunication, be equipped with the raw materials entry on the first barrel, the raw materials passes through the raw materials entry gets into first barrel, and passes through in proper order the second barrel with the third barrel to it flows to go out the workbin, first barrel, second barrel and third barrel are the toper.

Preferably, the flow guide piece is conical and comprises a first large-diameter end and a first small-diameter end, the first large-diameter end of the flow guide piece is connected to the outer wall of one end, close to the discharge box, of the second cylinder, and the first small-diameter end of the flow guide piece faces the screen assembly.

Preferably, the outer wall of the flow guide piece is provided with a plurality of flow guide plates arranged along the axial direction.

Preferably, the screen assembly includes skeleton and screen cloth, the skeleton include the connecting plate and connect in the skeleton body of connecting plate, the skeleton body is a toper section of thick bamboo, the screen cloth connect in the inner wall of skeleton body, the connecting plate pass through flange joint in the outer wall of drying-machine body.

Preferably, the framework further comprises a plurality of reinforcing plates connected to the connecting plate and the framework body.

Preferably, the skeleton body package second major diameter end and second path end, the second path end runs through the connecting plate, the water conservancy diversion piece first path end orientation the second path end, just the external diameter of first path end is less than the internal diameter of second path end, first path end with form the clearance that allows the grit to pass through between the second path end, first storehouse position in the skeleton below, the second storehouse position in the skeleton body the outside below of second major diameter end.

Preferably, the screen cloth is a toper section of thick bamboo, and laminate in the inner wall setting of skeleton body, the screen cloth with the skeleton body is connected through bandage or fixed subassembly.

Preferably, the fixing assembly comprises a screw and a fixing strip, a threaded hole is formed in the framework body, and the fixing strip is pressed on the screen mesh through the screw connected with the threaded hole.

Preferably, the top of ejection of compact case is equipped with the dust export, the drying-machine body deviates from the one end of ejection of compact case is equipped with hot-blast entry.

The utility model relates to a grit drying-machine, its beneficial effect lies in: this internal raw materials drainage of drying-machine to screen assembly in through water conservancy diversion spare, screen assembly can be along with drying-machine body rotary motion to screen out large granule grit, reduced the destruction of large granule grit to follow-up screening classification equipment tiny mesh.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.

Fig. 1 shows a schematic structural view of a sand dryer according to an embodiment of the present invention;

description of reference numerals:

1 drying-machine body, 2 play workbins, 3 water conservancy diversion spare, 31 guide plates, 4 screen assembly, 41 skeletons, 42 screens, 43 connecting plates, 44 reinforcing plates, 5 first material collecting bin, 6 second material collecting bin, 7 raw materials entry, 8 dust outlets.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

In order to solve the problems in the prior art, please refer to fig. 1, the utility model provides a sand and stone dryer, which comprises a dryer body 1, a discharge box 2, a diversion piece 3 and a screen assembly 4, wherein the dryer body 1 is communicated with the discharge box 2, the dryer body 1 can rotate, the screen assembly 4 is arranged at one end of the discharge box 2 close to the dryer body 1 and is connected to the dryer body 1, one end of the diversion piece 3 is connected to the dryer body 1, and the other end is communicated with the screen assembly 4;

the bottom of ejection of compact case 2 is equipped with first aggregate storehouse 5 and second aggregate storehouse 6, and first aggregate storehouse 5 is located screen assembly 4 below, and one end that drying-machine body 1 was kept away from to ejection of compact case 2 is located to second aggregate storehouse 6.

The utility model relates to a grit drying-machine, through water conservancy diversion spare with raw materials drainage to screen assembly 4 in the drying-machine body 1, screen assembly 4 can be along with 1 rotary motion of drying-machine body to screen out the large granule grit, reduced the destruction of the tiny mesh of large granule grit to follow-up screening classification equipment.

Dryer body 1 is the cylindric, include the first barrel of establishing from inside to outside cover in proper order, second barrel and third barrel, first barrel, second barrel and third barrel are the annular, first barrel is close to ejection of compact case 2's one end and second barrel intercommunication, the one end that the second barrel is close to ejection of compact case 2 is sealed, the one end and the third barrel intercommunication of keeping away from ejection of compact case 2, be equipped with raw materials entry 7 on the first barrel, the raw materials passes through raw materials entry 7 and gets into first barrel, and flow to ejection of compact case 2 through second barrel and third barrel in proper order, first barrel, second barrel and third barrel are the toper. The flow guide part 3 is connected to one end of the third cylinder body close to the discharge box 2.

The drying-machine is current product, and its main part gyration is moved, carries the raw materials to album feed bin department, and this application is reformed transform based on the structure of drying-machine, adds water conservancy diversion piece 3 and screen assembly 4 with the drying-machine to screen out the waste material that does not need (like large granule grit etc.) and collect.

Wherein, the first cylinder, the second cylinder and the third cylinder of the dryer body 1 are all micro-cones (not shown in figure 1) and are obliquely arranged along the flowing direction of the raw materials, namely, the first cylinder, the second cylinder and the third cylinder all use the raw material inlet end as the small diameter end, the output end of the raw materials is the large diameter end, which is convenient for conveying, one end of the dryer body 1 departing from the discharging box 2 is provided with a hot air inlet, namely, hot air is blown into the dryer body 1 to dry the raw materials in the first cylinder, even flows simultaneously with the raw materials, the raw materials enter the first cylinder (the small diameter end of the first cylinder) from the raw material inlet 7, enter the second cylinder (the small diameter end of the second cylinder) from one end of the first cylinder (the large diameter end of the first cylinder) close to the discharging box 2 and move departing from the discharging box 2, and enter the third cylinder (the small diameter end of the third cylinder) from one end of the second cylinder (the large diameter end of the second cylinder) far away from the discharging box 2, and then reversely flows to the position of the flow guide part 3 (the large-diameter end of the third cylinder) towards the position of the discharge box 2. The circulation process of raw materials passes through in the drying-machine original lifting blade (not shown) drive and realize, and the lifting blade is a plurality ofly, and is the spiral array setting along the drying-machine inner wall for the arc, and drying-machine body 1 is rotatory, drives the raw materials and flows and realize the stoving process in annular barrel, and this process is prior art, no longer gives unnecessary details.

The water conservancy diversion spare 3 is the toper, including first big footpath end and first path end, and the first big footpath end of water conservancy diversion spare 3 is connected in the outer wall that the second barrel is close to the one end of play workbin 2, and the first path end of water conservancy diversion spare 3 sets up towards screen assembly 4. The outer wall of the flow guide part 3 is provided with a plurality of flow guide plates 31 arranged along the axial direction.

The surface of the diversion part 3 is smooth, the diversion plate 31 can strengthen the strength on the one hand, and the other hand can form a chute, and the raw material slides down to the small-diameter end of the diversion part 3 through the chute and enters the screen assembly 4 to be screened.

The diversion piece 3 is arranged between the second cylinder and the third cylinder and is positioned at the end part of the second cylinder so as to divert the raw material of the third cylinder to the screen assembly 4.

Screen assembly 4 includes skeleton 41 and screen cloth 42, and skeleton 41 includes connecting plate 43 and connects in the skeleton body of connecting plate 43, and the skeleton body is a toper section of thick bamboo, and screen cloth 42 is connected in the inner wall of skeleton body, and connecting plate 43 passes through flange joint in the outer wall of drying-machine body 1, and screen cloth 42 is also a toper section of thick bamboo equally, laminates in skeleton body inner wall setting.

The framework 41 also includes a plurality of reinforcing plates 44 connected to the connecting plates 43 and the framework body to improve strength.

Skeleton body package second major diameter end and second minor diameter end, the second minor diameter end runs through connecting plate 43, the first minor diameter end of water conservancy diversion spare 3 is held towards the second minor diameter, and the external diameter of first minor diameter end is less than the internal diameter of second minor diameter end, form the clearance that allows the grit to pass through between first minor diameter end and the second minor diameter end, so that the material gets into the screen cloth 42 of laminating in skeleton body inner wall from the outer wall landing of water conservancy diversion spare 3 in, first aggregate bin 5 is located skeleton 41 below, second aggregate bin 6 is located the outside below of the second major diameter end of skeleton body. The raw material slides into the screen 42 along the guide member 3, and rotates synchronously with the screen 42 when the screen 42 rotates, the small-particle raw material (such as sand) falls into the first collecting bin 5 from the meshes of the screen 42, and the large-particle raw material is screened out from the inner wall of the screen 42 to the large-diameter end thereof along the conical direction of the screen 42 and is collected by the second collecting bin 6. By replacing the screen 42 with different specifications or different mesh apertures, the screening device can be suitable for screening requirements with different particle sizes.

The skeleton body is the net shape structure, is pieced together by a plurality of vertical ribs and the annular rib that encircles vertical rib setting for support screen cloth 42.

The screen 42 is a conical cylinder and is attached to the inner wall of the framework body, and the screen 42 is connected with the framework body through a binding band or a fixing component.

Wherein, screen cloth 42 is detachable construction, is convenient for according to the difference of raw materials, and changes the screen cloth 42 of different meshes, and skeleton 41 connects in drying-machine body 1, and is rotatory jointly with drying-machine body 1, promotes the sifting out of waste material or unavailable large granule grit in the raw materials.

In one embodiment of the present application, the screen 42 is connected to the frame body through a fixing component, the fixing component includes a screw and a fixing strip, the frame body is provided with a threaded hole, and the fixing strip is pressed against the screen 42 through the screw connected to the threaded hole.

Go out workbin 2 for fixed setting, not rotate with drying-machine body 1 in step, first storehouse 5 and the 6 partition settings that collect of second storehouse are the fill type, and first storehouse 5 that collect is located screen assembly 4 below for collect the raw materials finished product after sieving, second storehouse 6 that collect is located screen assembly 4's the outside, the outlet side promptly, is used for collecting the waste material of sieving out, or coarse raw materials.

Go out the top of workbin 2 and be equipped with dust outlet 8 for the dust that produces when collecting screen assembly 4 and sieving, dust outlet 8 and outside fan (not shown) intercommunication are the toper through water conservancy diversion piece 3 and screen assembly 4, and rotate and form the cylinder effect along with drying-machine body 1, form the material waterfall when the raw materials falls from it, are favorable to raising out of unavailable dust, and take away the collection from dust outlet 8 through the fan.

The utility model provides a grit drying-machine utilizes water conservancy diversion spare 3 and screen assembly 4, and the screen cloth 42 of installation mesh moderate degree in time screens out the waste material that does not need and collects, can effectually screen out the tails in the grit, has reduced the destruction of large granule grit to follow-up screening classification equipment tiny mesh, has improved the collection efficiency of drying-machine dust.

While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.

Claims

1. The sand and stone dryer is characterized by comprising a dryer body (1), a discharge box (2), a flow guide piece (3) and a screen assembly (4), wherein the dryer body (1) is communicated with the discharge box (2), the dryer body (1) can rotate, the screen assembly (4) is arranged at one end, close to the dryer body (1), in the discharge box (2) and is connected to the dryer body (1), one end of the flow guide piece (3) is connected to the dryer body (1), and the other end of the flow guide piece is communicated with the screen assembly (4);

the bottom of ejection of compact case (2) is equipped with first aggregate storehouse (5) and second aggregate storehouse (6), first aggregate storehouse (5) are located screen assembly (4) below, second aggregate storehouse (6) are located ejection of compact case (2) are kept away from the one end of drying-machine body (1).

2. Sandstone drying-machine according to claim 1, characterized in that, the drying-machine body (1) is the cylindric, includes first barrel, second barrel and the third barrel of establishing from inside to outside cover in proper order, the first barrel is close to the one end of ejection of compact case (2) with the second barrel intercommunication, the one end that the second barrel is close to ejection of compact case (2) is sealed, the one end of keeping away from ejection of compact case (2) with the third barrel intercommunication, be equipped with raw materials entry (7) on the first barrel, raw materials pass through raw materials entry (7) get into the first barrel, and pass through the second barrel in proper order with the third barrel to ejection of compact case (2) flow, first barrel, the second barrel with the third barrel is the toper.

3. Sand dryer according to claim 2, c h a r a c t e r i z e d in that the deflector (3) is conical and comprises a first large diameter end and a first small diameter end, the first large diameter end of the deflector (3) being connected to the outer wall of the second cylinder at the end near the discharge bin (2), the first small diameter end of the deflector (3) being arranged towards the screen assembly (4).

4. Sand dryer according to claim 3, characterized in that the outer wall of the flow guide (3) is provided with a plurality of axially arranged flow guide plates (31).

5. A sand dryer according to claim 3, wherein the screen assembly (4) comprises a frame (41) and a screen (42), the frame (41) comprising a connection plate (43) and a frame body connected to the connection plate (43), the frame body being a conical cylinder, the screen (42) being connected to an inner wall of the frame body, the connection plate (43) being connected to an outer wall of the dryer body (1) by a flange.

6. Sand dryer according to claim 5, characterized in that the carcass (41) further comprises a plurality of reinforcement plates (44) connected to the connection plate (43) and to the carcass body.

7. Sand dryer according to claim 5, wherein the frame body comprises a second major diameter end and a second minor diameter end, the second minor diameter end extending through the connecting plate (43), the first minor diameter end of the deflector (3) facing the second minor diameter end and having an outer diameter smaller than the inner diameter of the second minor diameter end, a gap allowing sand to pass being formed between the first minor diameter end and the second minor diameter end, the first aggregate bin (5) being located below the frame (41) and the second aggregate bin (6) being located below the outside of the second major diameter end of the frame body.

8. Grit drying-machine according to claim 5, characterized in that, screen cloth (42) is the toper section of thick bamboo, and the setting of laminating in the inner wall of skeleton body, screen cloth (42) with the skeleton body is connected through bandage or fixed subassembly.

9. Grit drying-machine according to claim 8, characterized in that, the fixed subassembly includes screw and fixed strip, is equipped with the screw hole on the skeleton body, the fixed strip is compressed tightly in screen cloth (42) through the screw that connects in the screw hole.

10. Grit dryer as in claim 1, wherein the top of the discharge bin (2) is provided with a dust outlet (8), and the end of the dryer body (1) facing away from the discharge bin (2) is provided with a hot air inlet.