CN214718138U

CN214718138U - Plane medium draining sieve

Info

Publication number: CN214718138U
Application number: CN202023236274.0U
Authority: CN
Inventors: 张贤贤; 么雷; 张玉磊; 徐英芳; 魏松阳; 张旭磊; 汤义春; 周雪; 张健
Original assignee: Tangshan Guohua Clean Coal Technology Co ltd
Current assignee: Tangshan Guohua Clean Coal Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-16
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a plane medium discharge sieve, which comprises two support columns, two conveying cylinders, a sieve frame and support legs, wherein the top ends of the two support columns are fixedly provided with the conveying cylinders, the conveying cylinders are internally provided with a feeding mechanism, one end of the conveying cylinders is provided with the sieve frame, one side of the bottom end of the sieve frame is fixedly provided with the support legs, the bottom surface of one end of the sieve frame, which is far away from the support legs, is fixedly provided with a lifting mechanism, and the included angle between the sieve frame and the ground is adjusted by mutually matching the arranged lifting motor, a first gear, a chain, a second gear, a support rod, a threaded rod and a threaded sleeve, so that the design can adjust the included angle between the sieve frame and the ground according to the change of the coal quality of raw coal, avoid the phenomena of no dehydration, no medium release or no material discharge, easy blockage of a sieve opening and the like of the sieve frame due to the different coal quality, and avoid the early abrasion of a stainless steel sieve plate, thereby prolonging the service life of the stainless steel sieve plate.

Description

Plane medium draining sieve

Technical Field

The utility model relates to a take off and say technical field, specifically be a sieve is let out to medium on plane.

Background

In the coal dressing or mineral dressing industry of China at present, in order to improve the material dehydration, desliming and medium removal effects, a sieve bend is used, the operating principle of the sieve bend is that slurry is fed to the sieve bend surface at a certain speed along the tangential direction, a slurry layer flows tightly close to the sieve surface under the action of centrifugal force, in the process that the slurry layer flows from one of the transversely arranged sieve bars to the other sieve bar, the edge of each sieve bar has a cutting effect on the slurry layer, the slurry smaller than the sieve slot becomes a product under the sieve, and the material larger than the sieve slot becomes a product on the sieve.

The existing sieve bend is often damaged due to overlarge impact of feeding in the use process, meanwhile, the coal quality of raw coal of a coal mine is fundamentally changed according to different tunneling depths of coal beds and well regions, but the included angle between a sieve frame of sieve bend equipment and the ground level is determined in design and cannot be changed along with the change of the coal quality, if the change of the coal quality of raw coal is large, the sieve bend can be produced without dehydration, without medium separation or easy blockage of a sieve opening due to different coal qualities, and the like, so that the early abrasion of the sieve plate is caused, and the service life of the sieve bend is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plane lets out and is situated between 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 plane lets medium sieve, includes support column, a transport section of thick bamboo, reel and supporting leg, the support column is provided with two, two the top fixed mounting of support column has a transport section of thick bamboo, the inside of a transport section of thick bamboo is equipped with feeding mechanism, the one end of a transport section of thick bamboo is equipped with the reel, bottom one side fixed mounting of reel has the supporting leg, the one end basal surface fixed mounting that the supporting leg was kept away from to the reel has elevating system.

As a preferred technical scheme of the utility model, feeding mechanism includes feeding motor, transmission case, action wheel, follows driving wheel, belt, feed inlet, discharge gate and auger delivery pole, the one end fixed mounting that the reel was kept away from to the transport section of thick bamboo has the transmission case, be equipped with the action wheel in the transmission case and follow the driving wheel.

As a preferred technical scheme of the utility model, the action wheel passes through the belt and is connected from the driving wheel transmission, pay-off motor fixed mounting is in top one side of carrying a section of thick bamboo, just one side that the output shaft of pay-off motor runs through the transmission case extends to its inside axle center fixed connection with the action wheel.

As a preferred technical scheme of the utility model, the fixedly connected with auger delivery pole of axle center department from the driving wheel, auger delivery pole keeps away from one side that runs through the feed cylinder from the one end of driving wheel and extends to its inside, and through bearing and feed cylinder inner wall opposite side fixed connection, one side that the top of feed cylinder is close to the pay-off motor is equipped with the feed inlet, one side that the bottom of feed cylinder is close to the reel is equipped with the discharge gate.

As an optimal technical scheme of the utility model, the lower surface of reel is equipped with the stainless steel sieve, the below of stainless steel sieve is equipped with a sieve supporting beam, a sieve supporting beam's below is provided with undersize thing chute.

As a preferred technical scheme of the utility model, elevating system includes elevator motor, first gear, chain, second gear, bracing piece, threaded rod and thread bush, the bottom at the reel is installed through the bearing rotation in the top of bracing piece, just the fixed surface of bracing piece is connected with the second gear, elevator motor passes through the mount pad and installs in one side of bracing piece.

As a preferred technical scheme of the utility model, the first gear of elevator motor's output shaft fixedly connected with, first gear passes through the chain and is connected with second gear drive, the bottom of threaded rod is provided with the thread bush, the one end screw thread that the bracing piece was kept away from to the threaded rod is installed in the thread bush.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a feeding mechanism who sets up includes the pay-off motor, the transmission case, the action wheel, from the driving wheel, the belt, the feed inlet, the use of mutually supporting of discharge gate and auger delivery pole, realize the gentle even whereabouts to the material, the material has improved the material effect of mediating, simultaneously by a wide margin the reduction material to the impact force that the stainless steel sieve plate received when descending, the increase of very big degree the durability of stainless steel sieve plate, reduced the wearing and tearing to the stainless steel sieve plate surface, the life of stainless steel sieve plate has been improved.

2. Through the elevator motor who sets up, first gear, the chain, the second gear, the bracing piece, mutually supporting of threaded rod and thread bush is used, the realization is adjusted the contained angle between reel and the ground, this design can be according to the change of raw coal quality, adjust reel and horizontal plane contained angle, avoid the reel to produce because of the coal quality is different and do not dewater, do not take off the phenomenon such as easy stifled porthole of medium or not unloading, avoid the early wearing and tearing of stainless steel sieve board, thereby prolong the life of stainless steel sieve board.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the conveying cylinder of the present invention;

fig. 3 is a schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a support pillar; 2. a delivery cartridge; 3. a feeding mechanism; 31. a feeding motor; 32. a transmission case; 33. a driving wheel; 34. a driven wheel; 35. a belt; 36. a feed inlet; 37. a discharge port; 38. a screw conveying rod; 4. a screen frame; 5. supporting legs; 6. an undersize chute; 7. a stainless steel sieve plate; 8. a screen deck support beam; 9. a lifting mechanism; 91. a lifting motor; 92. a first gear; 93. a chain; 94. a second gear; 95. a support bar; 96. a threaded rod; 97. and (4) a threaded sleeve.

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. 1-3, the present invention provides a technical solution: the utility model provides a plane lets medium sieve, includes support column 1, a transport section of thick bamboo 2, reel 4 and supporting leg 5, and support column 1 is provided with two, and the top fixed mounting of two support columns 1 has a transport section of thick bamboo 2, and the inside of a transport section of thick bamboo 2 is equipped with feeding mechanism 3, and the one end of a transport section of thick bamboo 2 is equipped with reel 4, and bottom one side fixed mounting of reel 4 has supporting leg 5, and the one end basal surface fixed mounting that supporting leg 5 was kept away from to reel 4 has elevating system 9.

In this embodiment, the feeding mechanism 3 includes a feeding motor 31, a transmission case 32, a driving wheel 33, a driven wheel 34, a belt 35, a feeding port 36, a discharging port 37, and a spiral conveying rod 38, the transmission case 32 is fixedly installed at one end of the conveying cylinder 2 far away from the screen frame 4, and the driving wheel 33 and the driven wheel 34 are installed in the transmission case 32.

In this embodiment, the driving wheel 33 is in transmission connection with the driven wheel 34 through a belt 35, the feeding motor 31 is fixedly installed at one side of the top end of the conveying cylinder 2, and an output shaft of the feeding motor 31 penetrates through one side of the transmission case 32 and extends to the inside to be fixedly connected with the axis of the driving wheel 33.

In this embodiment, a spiral conveying rod 38 is fixedly connected to the axis of the driven wheel 34, one end of the spiral conveying rod 38, which is far away from the driven wheel 34, extends to the inside of the conveying cylinder 2 by penetrating through one side of the conveying cylinder 2, and is fixedly connected to the other side of the inner wall of the conveying cylinder 2 by a bearing, a feeding hole 36 is arranged on one side of the top end of the conveying cylinder 2, which is close to the feeding motor 31, and a discharging hole 37 is arranged on one side of the bottom end of the conveying cylinder 2, which is close to the screen frame 4.

In this embodiment, the lower surface of the screen frame 4 is provided with a stainless steel screen plate 7, a screen plate supporting beam 8 is arranged below the stainless steel screen plate 7, and an undersize material chute 6 is arranged below the screen plate supporting beam 8.

In this embodiment, the lifting mechanism 9 includes a lifting motor 91, a first gear 92, a chain 93, a second gear 94, a support rod 95, a threaded rod 96 and a threaded sleeve 97, the top end of the support rod 95 is rotatably mounted at the bottom end of the screen frame 4 through a bearing, the surface of the support rod 95 is fixedly connected with the second gear 94, and the lifting motor 91 is mounted at one side of the support rod 95 through a mounting seat.

In this embodiment, an output shaft of the lifting motor 91 is fixedly connected with a first gear 92, the first gear 92 is in transmission connection with a second gear 94 through a chain 93, a threaded sleeve 97 is arranged at the bottom end of a threaded rod 96, and one end of the threaded rod 96, which is far away from the support rod 95, is installed in the threaded sleeve 97 in a threaded manner.

When the device is used, materials are poured into the conveying cylinder 2 through the feeding hole 36, the feeding motor 31 is started to work, the driving wheel 33 is driven to rotate through the work of the feeding motor 31, the driving wheel 33 rotates to drive the driven wheel 34 to rotate through the belt 35, so as to drive the spiral conveying rod 38 to rotate, further, the discharge hole 37 with uniform materials is conveyed into the screen frame 4, then, the included angle between the screen frame 4 and the horizontal plane can be adjusted according to the change of the coal quality of raw coal, the materials on the screen frame 4 flow from top to bottom, pass through the stainless steel screen plate 7, and the slurry with the size smaller than the screen slot passes through the screen slot to become undersize products which are discharged through the undersize product chute 6, so as to realize medium removal work, the utility model discloses a feeding mechanism 3 which is arranged comprises the mutual matching use of the feeding motor 31, the transmission box 32, the driving wheel 33, the driven wheel 34, the belt 35, the feeding hole 36, the discharge hole 37 and the spiral conveying rod 38, the material can smoothly and uniformly fall, the material medium removing effect is improved, the impact force on the stainless steel sieve plate 7 when the material falls is greatly reduced, the durability of the stainless steel sieve plate is greatly improved, the abrasion on the surface of the stainless steel sieve plate 7 is reduced, the service life of the stainless steel sieve plate 7 is prolonged, the adjustment of the included angle between the sieve frame and the ground is realized through the mutual matching use of the arranged lifting motor 91, the first gear 92, the chain 93, the second gear 94, the support rod 95, the threaded rod 96 and the threaded sleeve 97, when the angle needs to be adjusted, the lifting motor 91 is started to work, the lifting motor 91 rotates to drive the first gear 92 to rotate, the first gear 92 rotates to drive the second gear 94 to rotate through the chain 93, so that the support rod 95 rotates, and the threaded rod 96 at the bottom end of the support rod 95 is lifted in the threaded sleeve 97, thereby the realization changes the contained angle between reel 4 and the ground, and this design can be adjusted reel 4 and horizontal plane contained angle according to the change of raw coal quality, avoids reel 4 to produce because of the coal quality is different and does not dewater, does not take off and does not mediate or phenomenon such as easy stifled screen cut of unloading, avoids the early wearing and tearing of stainless steel sieve 7 to the life of extension stainless steel sieve 7.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 plane lets medium sieve, its characterized in that, includes support column (1), a transport section of thick bamboo (2), reel (4) and supporting leg (5), support column (1) is provided with two, two the top fixed mounting of support column (1) has a transport section of thick bamboo (2), the inside of a transport section of thick bamboo (2) is equipped with feeding mechanism (3), the one end of a transport section of thick bamboo (2) is equipped with reel (4), bottom one side fixed mounting of reel (4) has supporting leg (5), the one end basal surface fixed mounting that supporting leg (5) were kept away from in reel (4) has elevating system (9).

2. A flat discharge screen according to claim 1, wherein: feeding mechanism (3) include feeding motor (31), transmission case (32), action wheel (33), follow driving wheel (34), belt (35), feed inlet (36), discharge gate (37) and auger delivery pole (38), the one end fixed mounting that the reel (4) was kept away from in transport section of thick bamboo (2) has transmission case (32), be equipped with action wheel (33) and follow driving wheel (34) in transmission case (32).

3. A flat discharge screen according to claim 2, wherein: the driving wheel (33) is in transmission connection with the driven wheel (34) through a belt (35), the feeding motor (31) is fixedly installed on one side of the top end of the conveying cylinder (2), and the output shaft of the feeding motor (31) penetrates through one side of the transmission case (32) and extends to the axis of the driving wheel (33) and is fixedly connected with the axis of the transmission case.

4. A flat discharge screen according to claim 3, wherein: the axle center department fixedly connected with auger delivery pole (38) from driving wheel (34), one side that one end that auger delivery pole (38) kept away from driving wheel (34) runs through conveying cylinder (2) extends to its inside, and through bearing and conveying cylinder (2) inner wall opposite side fixed connection, one side that the top of conveying cylinder (2) is close to feeding motor (31) is equipped with feed inlet (36), one side that the bottom of conveying cylinder (2) is close to reel (4) is equipped with discharge gate (37).

5. A flat discharge screen according to claim 1, wherein: the lower surface of reel (4) is equipped with stainless steel sieve (7), the below of stainless steel sieve (7) is equipped with sieve supporting beam (8), the below of sieve supporting beam (8) is provided with undersize thing chute (6).

6. A flat discharge screen according to claim 1, wherein: elevating system (9) include elevator motor (91), first gear (92), chain (93), second gear (94), bracing piece (95), threaded rod (96) and thread bush (97), the top of bracing piece (95) is passed through the bearing and is rotated the bottom of installing at reel (4), just the fixed surface of bracing piece (95) is connected with second gear (94), elevator motor (91) are installed in one side of bracing piece (95) through the mount pad.

7. A flat discharge screen according to claim 6, wherein: the output shaft of the lifting motor (91) is fixedly connected with a first gear (92), the first gear (92) is in transmission connection with a second gear (94) through a chain (93), a threaded sleeve (97) is arranged at the bottom end of the threaded rod (96), and one end, far away from the supporting rod (95), of the threaded rod (96) is installed in the threaded sleeve (97) in a threaded mode.