CN212018528U

CN212018528U - Crawler-type removes grit screening machine

Info

Publication number: CN212018528U
Application number: CN202020493671.7U
Authority: CN
Inventors: 张京科
Original assignee: Jinan Century Meike Mining Machinery Co Ltd
Current assignee: Jinan Century Meike Mining Machinery Co Ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-11-27
Anticipated expiration: 2030-04-08

Abstract

The utility model discloses a crawler-type movable sand and stone screening machine, which comprises a machine body, wherein one side of the upper end of the machine body is fixedly connected with a power box, the upper end of the machine body is positioned at one side of the power box and is fixedly connected with a supporting plate at the upper end of the power box, the upper end of the supporting plate is provided with a hopper, the middle part of the upper end of the machine body is fixedly connected with a screening box, the middle part of the bottom end of the screening box and one side of the upper end of the machine body are fixedly connected with a supporting rod, one side of the upper end of the screening box is provided with a feeding hole, the interior of the screening box is provided with a primary filter screen, a secondary filter screen is arranged below the primary filter screen, the middle parts of the two sides of the primary filter screen and the secondary filter screen are respectively and fixedly connected with a fixed plate, the utility, avoid causing local jam to improve the screening effect.

Description

Crawler-type removes grit screening machine

Technical Field

The utility model relates to a screening machine field especially relates to a grit screening machine is removed to crawler-type.

Background

With the development of economy in China and the pace of urban and rural construction, the production of a large amount of solid wastes is increasing day by day, and the quantity of the solid wastes is on the trend of rising year by year. In 2010, the bulk solid waste produced nationwide is mainly: about 8 hundred million tons of construction waste, the utilization rate is about 0, and 95 percent of the construction waste can be recycled; the produced tailings are about 12.3 hundred million tons, and the utilization rate is only about 14%; the produced coal gangue is about 5.94 million tons, and the utilization rate is about 61.4%; the produced smelting slag is about 3.15 hundred million tons, and the utilization rate is about 55 percent. At present, the total amount of the building garbage in China accounts for 30-40% of the total amount of the urban garbage, and most of the building garbage is transported to the suburbs for open-air stacking or landfill without any treatment. The treatment method not only consumes a large amount of land resources, but also causes serious environmental pollution. A more serious problem is also that the city of refuse has become a common phenomenon, almost to the point of everywhere where stockpiled or landfilled.

A crawler-type movable sand and stone screening machine is indispensable material grading equipment in the stone industry. Fixed screening machines and semi-mobile screening machines are commonly used in the market. The filter screen structure of current grit screening machine is simpler, can not realize up-and-down reciprocating motion, leads to the grit to shine the effect of leaking not good, blocks up moreover easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a crawler-type movable sand and stone screening machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a crawler-type movable sand and stone screening machine comprises a machine body, wherein a power box is fixedly connected to one side of the upper end of the machine body, a supporting plate is fixedly connected to the upper end of the power box and one side of the upper end of the power box, a hopper is arranged at the upper end of the supporting plate, a screening box is fixedly connected to the middle part of the upper end of the machine body, a supporting rod is fixedly connected to the middle part of the bottom end of the screening box and one side of the upper end of the machine body, a feeding hole is formed in one side of the upper end of the screening box, a primary filter screen is arranged inside the screening box, a secondary filter screen is arranged below the primary filter screen, fixing plates are respectively fixedly connected to the middle parts of the primary filter screen and the secondary filter screen, guide rails are respectively fixedly connected to two sides of the screening box, a discharging hole, the bottom fixedly connected with extension board of fixed plate, the bottom of extension board is rotated and is connected with the gyro wheel, the smooth contact in bottom of gyro wheel has the cam, the bottom fixedly connected with pivot of cam, the pivot passes screening case and the first bevel gear of fixedly connected with, one side of screening case is equipped with the transmission shaft, the both ends of transmission shaft are fixedly connected with second bevel gear respectively, the bottom of screening case is close to the middle part of organism and has seted up the pay-off mouth, be equipped with first conveyer belt between hopper to the feed inlet, the below of pay-off mouth to the screening case other end is equipped with the second conveyer belt.

As a further description of the above technical solution:

the fixed plate is in smooth contact with the guide rail.

As a further description of the above technical solution:

the discharge box is communicated with the discharge hole.

As a further description of the above technical solution:

the first bevel gear is meshed with the second bevel gear.

As a further description of the above technical solution:

the transmission shaft is in transmission connection with the power box.

As a further description of the above technical solution:

and the first conveying belt and the second conveying belt are in transmission connection with the power box.

The utility model discloses following beneficial effect has:

the utility model discloses a set up structural component such as fixed plate, guide rail, extension board, gyro wheel, cam, can realize the up-and-down motion of filter screen, can increase the grit in the active nature of filter screen upper end, avoid causing local jam to improve the screening effect.

Drawings

FIG. 1 is a side view of a crawler-type mobile sand sieving machine according to the present invention;

FIG. 2 is a side view of a screening box of a crawler-type mobile sand screening machine according to the present invention;

FIG. 3 is a top view of a screening box of the crawler-type mobile sand sieving machine according to the present invention;

fig. 4 is an enlarged view of a point a in fig. 1.

Illustration of the drawings:

1. a body; 2. a power box; 3. a support plate; 4. a hopper; 5. a first conveyor belt; 6. screening the box; 7. a first-stage filter screen; 8. a second-stage filter screen; 9. a feed inlet; 10. a guide rail; 11. a fixing plate; 12. a second conveyor belt; 13. a strut; 14. a feed port; 15. a discharging box; 16. a roller; 17. a cam; 18. a rotating shaft; 19. a first bevel gear; 20. a drive shaft; 21. a second bevel gear; 22. a support plate; 23. and (4) a discharge port.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a crawler-type movable sand and stone screening machine comprises a machine body 1, a power box 2 is fixedly connected to one side of the upper end of the machine body 1, a supporting plate 3 is fixedly connected to one side of the power box 2 and the upper end of the power box 2 at the upper end of the supporting plate 3, a hopper 4 is arranged at the upper end of the supporting plate 3, a screening box 6 is fixedly connected to the middle part of the upper end of the machine body 1, a supporting rod 13 is fixedly connected to the middle part of the bottom end of the screening box 6 and one side of the upper end of the machine body 1, a feeding hole 9 is formed in one side of the upper end of the screening box 6, sand and stones at the upper end of a first conveying belt 5 are fed into one side of the upper end of a first-level filter screen 7, a first-level filter screen 7 is arranged inside the screening box 6, a second-level filter screen 8 is arranged below the first-level filter, middle part one side fixedly connected with of organism 1 goes out workbin 15, the bottom fixedly connected with extension board 22 of fixed plate 11, extension board 22's bottom is rotated and is connected with gyro wheel 16, the smooth contact in bottom of gyro wheel 16 has cam 17, realize the up-and-down motion of one-level filter screen 7 and second grade filter screen 8, the bottom fixedly connected with pivot 18 of cam 17, pivot 18 passes screening case 6 and the first bevel gear 19 of fixedly connected with, one side of screening case 6 is equipped with transmission shaft 20, transmission power, realize the rotation of pivot 18, the both ends of transmission shaft 20 are fixedly connected with second bevel gear 21 respectively, the bottom of screening case 6 is close to the middle part of organism 1 and has been seted up pay-off mouth 14, be equipped with first conveyer belt 5 between hopper 4 to the feed inlet 9, pay-off mouth 14 is equipped.

The fixing plate 11 is in smooth contact with the guide rail 10, and limits the movement of the primary filter screen 7 and the secondary filter screen 8 along the direction of the guide rail 10. The discharging box 15 is communicated with the discharging port 23, and sand which is not exposed to the sun is discharged from the discharging box 15. The first bevel gear 19 is meshed with the second bevel gear 21 to transmit power. The transmission shaft 20 is in transmission connection with the power box 2 to realize the rotation of the rotating shaft 18. The first conveying belt 5 and the second conveying belt 12 are in transmission connection with the power box 2, and the first conveying belt 5 and the second conveying belt 12 are conveyed.

The working principle is as follows: firstly, pouring gravels into a hopper 4, conveying the gravels into a feed inlet 9 by a first conveying belt 5, entering the upper end of a primary filter screen 7, simultaneously, transmitting power by a power box 2, a transmission shaft 20 rotating, a first bevel gear 19 fixedly connected with a rotating shaft 18, a second bevel gear 21 fixedly connected with the transmission shaft 20, the first bevel gear 19 meshed with the second bevel gear 21, the rotating shaft 18 rotating, a cam 17 fixedly connected with the rotating shaft 18 and the cam 17, a roller 16 contacting with the cam 17, a roller 16 rotatably connected with a support plate 22, a support plate 22 fixedly connected with a fixed plate 11, the fixed plate 11 smoothly contacting with a guide rail 10, the primary filter screen 7 and a secondary filter screen 8 fixedly connected with the fixed plate 11, the primary filter screen 7 and the secondary filter screen 8 reciprocating along the direction of the guide rail 10, improving the screening effect of the gravels, and exposing the gravels from the secondary filter screen, and finally out of the feed port 14 into the second conveyor belt 12.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a crawler-type removes grit screening machine, includes organism (1), its characterized in that: the machine body is characterized in that a power box (2) is fixedly connected to one side of the upper end of the machine body (1), a supporting plate (3) is fixedly connected to one side of the power box (2) and the upper end of the power box (2) at the upper end of the machine body (1), a hopper (4) is arranged at the upper end of the supporting plate (3), a screening box (6) is fixedly connected to the middle of the upper end of the machine body (1), a supporting rod (13) is fixedly connected to the middle of the bottom end of the screening box (6) and one side of the upper end of the machine body (1), a feeding port (9) is formed in one side of the upper end of the screening box (6), a first-stage filter screen (7) is arranged inside the screening box (6), a second-stage filter screen (8) is arranged below the first-stage filter screen (7), fixing plates (11) are fixedly connected to the middle of the two sides of the first-stage filter screen, a discharge hole (23) is formed in one side, close to the machine body (1), of the screening box (6), a discharge box (15) is fixedly connected to one side of the middle portion of the machine body (1), a support plate (22) is fixedly connected to the bottom end of the fixing plate (11), a roller (16) is rotatably connected to the bottom end of the support plate (22), a cam (17) is in smooth contact with the bottom end of the roller (16), a rotating shaft (18) is fixedly connected to the bottom end of the cam (17), the rotating shaft (18) penetrates through the screening box (6) and is fixedly connected with a first bevel gear (19), a transmission shaft (20) is arranged on one side of the screening box (6), two second bevel gears (21) are fixedly connected to two ends of the transmission shaft (20) respectively, a feeding hole (14) is formed in the middle portion, close to the machine body (1), of the bottom end of the screening box (6), and a first conveying, a second conveying belt (12) is arranged below the feeding port (14) and the other end of the screening box (6).

2. The track-mounted mobile sand screen machine according to claim 1, characterized in that: the fixed plate (11) is in smooth contact with the guide rail (10).

3. The track-mounted mobile sand screen machine according to claim 1, characterized in that: the discharging box (15) is communicated with the discharging hole (23).

4. The track-mounted mobile sand screen machine according to claim 1, characterized in that: the first bevel gear (19) is meshed with the second bevel gear (21).

5. The track-mounted mobile sand screen machine according to claim 1, characterized in that: the transmission shaft (20) is in transmission connection with the power box (2).

6. The track-mounted mobile sand screen machine according to claim 1, characterized in that: the first conveying belt (5) and the second conveying belt (12) are in transmission connection with the power box (2).