CN211437027U - Building rubbish screening and classifying device - Google Patents

Abstract

The utility model discloses a building rubbish screening and classifying device belongs to the building rubbish field of handling, which comprises a fixing frame, the inner wall fixedly connected with screening case of mount, the bottom of screening case is provided with the bin outlet, the first sieve of inner wall fixedly connected with of screening case, the inner wall of screening case rotates the switch-plate of connecting and being located first sieve top, the right side upper end fixed mounting of screening case has first motor, the output shaft of first motor run through the screening case and with switch-plate fixed connection, the bottom both sides of first sieve all articulate there is the connecting rod, the one end that first sieve was kept away from to the connecting rod articulates there is the screening basket. The utility model discloses can separate dregs and metal material, reduce the extravagant advantage of metal material, solve and contained a large amount of metal material in the building rubbish, directly sieve it, can't separate metal material and dregs, easily cause the extravagant problem of material.

Description

A construction waste screening and sorting device

technical field

The utility model relates to the field of construction waste treatment, in particular to a construction waste screening and classification device.

Background technique

The screening machine is widely used in food processing and garbage disposal. It has the characteristics of high work efficiency, convenient use, and reduced labor intensity. For garbage disposal, at present, many building materials can be reused after buildings are demolished. At present, when screening construction waste, screening machines have also been gradually introduced.

In the construction work, it is necessary to screen the construction waste to separate the recyclable materials from the muck. However, the construction waste contains a large amount of metal materials, and it is directly screened, and the metal materials cannot be separated. Separation from the dregs will easily lead to waste of materials.

Utility model content

1. Technical problems to be solved

In view of the problems existing in the prior art, the purpose of the present utility model is to provide a construction waste screening and sorting device, which has the advantages of being able to separate dregs and metal materials, reducing the waste of metal materials, and solving the problem that the construction waste contains a large amount of The metal material is directly screened, and the metal material cannot be separated from the dregs, which is easy to cause the problem of material waste.

2. Technical solutions

In order to solve the above problems, the present invention adopts the following technical solutions.

A construction waste screening and sorting device, comprising a fixing frame, the inner wall of the fixing frame is fixedly connected with a screening box, the bottom of the screening box is provided with a discharge port, and the inner wall of the screening box is fixedly connected with a first sieve plate, The inner wall of the screening box is rotatably connected with the feeding plate located above the first screen plate, the upper right end of the screening box is fixedly installed with a first motor, and the output shaft of the first motor penetrates the screening box and is connected with the feeding plate. The plates are fixedly connected, connecting rods are hinged on both sides of the bottom of the first sieve plate, and a screening basket is hinged at one end of the connecting rod away from the first sieve plate, and the bottom and side walls of the screening basket are provided with blanking The bottom side of the screening basket is fixedly connected with an ejector head, the back of the screening box is fixedly installed with a second motor, the output shaft of the second motor penetrates the screening box and is fixedly connected with a cam, the cam is connected to the screen box. The ejector heads are matched, the interior of the screening box is fixedly connected with a second sieve plate located below the screening basket, the second sieve plate, and the second sieve plate is a magnet material member, and the right side of the screening box is provided with a A metal material outlet matched with the lower end of the second sieve plate, and a scraper device is slidably connected to the top of the second sieve plate.

Preferably, a water tank is fixedly installed on the left side of the fixing frame, a dust-proof net is fixedly connected to the inner wall of the water tank, an upper water pump is fixedly installed on the top of the water tank, and a water inlet pipe is connected to the water inlet end of the upper water pump. , the bottom end of the water inlet pipe runs through the water tank and the dust screen in turn and extends to the bottom of the dust screen, the water outlet end of the upper water pump is connected with the upper water pipe, and the end of the upper water pipe away from the upper water pump penetrates the screening box and communicates with There is a return pipe, and the inner side of the return pipe is provided with water spray holes distributed at equal distances, the inner side of the fixing frame is fixedly installed with a return water pump, and the water inlet end of the return water pump is connected with a return water pipe, and the return water pipe It is communicated with the screening box, and the water outlet end of the return water pump is connected with a water outlet pipe, and the water outlet pipe penetrates the screening box and extends to the top of the dust-blocking net.

Preferably, the scraping device includes a servo motor, the output shaft of the servo motor penetrates the screening box and is fixedly connected with a screw rod, the right end of the screw rod is rotatably connected with the screening box, and the surface of the screw rod is threadedly connected There is a scraper, and the inner wall of the screening box is fixedly connected with a limit rod, the limit rod penetrates the scraper and is slidably connected with the scraper.

Preferably, the second sieve plate is placed obliquely as a whole, and the screw rod and the limit rod are both parallel to the second sieve plate.

Preferably, the mesh numbers of the first sieve plate, the sieve basket and the second sieve plate are sequentially decreased.

Preferably, the surface of the second sieve plate is covered with a protective layer, and the protective layer is a stainless steel material member.

Preferably, the inner side of the fixing frame is provided with a receiving box located entirely below the discharge opening.

3. Beneficial effects

Compared with the prior art, the advantages of the present utility model are:

(1) In this scheme, by setting the first screen plate, during the construction waste screening process, the construction waste is directly put into the screening box, the first motor is started, and the first motor works to drive the feeding plate to rotate. The waste can be turned over, so that the smaller slag and small metals such as nails pass through the first sieve plate, while the larger volume of wood and other materials remain on the first sieve plate, and are driven by the second motor at the same time. , the cam will periodically push the ejection head, so that the screening basket can slide with the connecting rod. During the shaking process, the waste falling into the screening basket can be screened, the smaller nails and other materials and the smaller slag can be screened. The soil falls on the second sieve plate, the smaller slag can pass through the second sieve plate, and the metal such as nails is adsorbed on the second sieve plate. The second sieve plate can be scraped off and discharged from the metal material outlet. The whole process can not only classify and screen construction waste, but also recycle small metal materials such as nails for subsequent reuse. Construction waste contains a large amount of metal materials, and if it is directly screened, the metal materials cannot be separated from the dregs, which easily leads to the problem of material waste.

(2) In the construction waste screening and sorting device, by setting the return pipe, during the garbage screening process, the upper water pump is started, and the upper water pump pumps the water out of the water tank through the water inlet pipe, and pumps the water from the upper water pipe into the return pipe. It is sprayed from the water spray hole to remove the dust generated during screening. At the same time, during the screening process, the water can clean the material and remove most of the soil on the surface of the effective material. In addition, the spray water will be re-pumped into the water tank through the return pump. , and set up a dust-blocking net to ensure the water quality of the lower water source, avoid the phenomenon of excessively dirty water quality, and save a lot of water sources.

(3) The construction waste screening and sorting device starts the servo motor when the metal material needs to be taken out. The servo motor works to drive the screw rod to rotate. When the screw rod rotates, it drives the scraper to move along the second sieve plate, so that the metal material can be moved towards the second screen plate. The metal material outlet is close to facilitate the removal of the material, and the limit rod can limit the scraper to prevent it from rotating with the lead screw during its movement, ensuring the stability of its movement.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the side view of the utility model cam;

Fig. 3 is the enlarged view of place A in Fig. 1 of the utility model;

FIG. 4 is an enlarged view of the position B in FIG. 1 of the present utility model.

Description of the labels in the figure:

1. Fixing frame; 2. Screening box; 3. The first sieve plate; 4. The feeding plate; 5. The first motor; 6. The water tank; , upper water pipe; 11, return pipe; 12, return water pump; 13, connecting rod; 14, screening basket; 15, ejector head; 16, second motor; 17, cam; 18, second screen plate; 19, metal Material export; 20, scraping device; 201, servo motor; 202, screw; 203, scraper; 204, limit rod.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example, based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the orientations shown in the accompanying drawings Or the positional relationship is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. . Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installation", "provided with", "sleeve/connection", "connection", etc., should be understood in a broad sense, such as "Connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be two elements Internal connectivity. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Please refer to Figures 1-4, a construction waste screening and sorting device, including a fixing frame 1, the inner wall of the fixing frame 1 is fixedly connected with a screening box 2, the bottom of the screening box 2 is provided with a discharge port, and the inner wall of the screening box 2 is fixedly connected There is a first sieve plate 3, the inner wall of the sieve box 2 is rotatably connected with the feeding plate 4 located above the first sieve plate 3, the upper end of the right side of the sieve box 2 is fixedly installed with a first motor 5, and the output shaft of the first motor 5 The connecting rod 13 is hinged on both sides of the bottom of the first sieve plate 3, and the connecting rod 13 is hinged with a screening basket 14 at one end of the connecting rod 13 away from the first sieve plate 3. Both the bottom and the side walls are provided with blanking holes, the bottom side of the screening basket 14 is fixedly connected with an ejector head 15, the back of the screening box 2 is fixedly installed with a second motor 16, and the output shaft of the second motor 16 penetrates the screening box 2 and is connected. A cam 17 is fixedly connected, and the cam 17 is matched with the ejector head 15. The interior of the screening box 2 is fixedly connected with a second screen plate 18 located under the screen basket 14, the second screen plate 18, and the second screen plate 18 is made of magnet material The right side of the screening box 2 is provided with a metal material outlet 19 matching the lower end of the second screen plate 18 , and a scraper device 20 is slidably connected to the top of the second screen plate 18 .

Specifically, a water tank 6 is fixedly installed on the left side of the fixing frame 1 , a dust screen 7 is fixedly connected to the inner wall of the water tank 6 , an upper water pump 8 is fixedly installed on the top of the water tank 6 , and a water inlet pipe 9 is connected to the water inlet end of the upper water pump 8 , the bottom end of the water inlet pipe 9 runs through the water tank 6 and the dust blocking net 7 in turn and extends to the bottom of the dust blocking net 7, the water outlet end of the upper water pump 8 is connected with the upper water pipe 10, and the end of the upper water pipe 10 away from the upper water pump 8 penetrates through the screening box 2 and is connected with a return pipe 11, and the inner side of the return pipe 11 is provided with water spray holes distributed at equal intervals, the inner side of the fixing frame 1 is fixedly installed with a return water pump 12, and the water inlet end of the return water pump 12 is connected with a return water pipe, The return pipe is communicated with the screening box 2, and the outlet end of the return pump 12 is connected with an outlet pipe, which runs through the screening box 2 and extends to the top of the dust screen 7. By setting the return pipe 11, during the garbage screening process, the upper The water pump 8 and the upper water pump 8 pump out the water from the water tank 6 through the water inlet pipe 9, pump the water from the upper water pipe 10 into the return pipe 11, and spray it out from the water spray hole, so as to remove the dust generated during screening, and at the same time the screening process In the middle, water can clean the material and remove most of the soil on the surface of the effective material. In addition, the spray water will be re-pumped into the water tank 6 through the return water pump 12, and the dust-blocking net 7 is provided, which can prevent impurities from falling and ensure the lower layer. The water quality of the water source can avoid the phenomenon of excessively dirty water quality and save a lot of water sources.

Specifically, the scraping device 20 includes a servo motor 201. The output shaft of the servo motor 201 penetrates the screening box 2 and is fixedly connected with a screw rod 202. The right end of the screw rod 202 is rotatably connected to the screening box 2, and the surface of the screw rod 202 is threadedly connected There is a scraper 203, and the inner wall of the screening box 2 is fixedly connected with a limit rod 204. The limit rod 204 penetrates the scraper 203 and is slidably connected with the scraper 203. When the metal material needs to be taken out, the servo motor 201 is activated, and the servo motor 201 works The screw rod 202 is driven to rotate, and when the screw rod 202 rotates, the scraper 203 is driven to move along the second screen plate 18, so that the metal material can be approached to the metal material outlet 19, which is convenient for taking out the material, and the limit rod 204 can scrape The plate 203 is limited to prevent it from rotating with the screw rod 202 during its movement, so as to ensure the stability of its movement.

Specifically, the second screen plate 18 is inclined as a whole, and the screw rod 202 and the limit rod 204 are both parallel to the second screen plate 18, so that when the scraper 203 moves, the lower end of the scraper 203 can always be attached to the second screen plate The surface of 18 ensures the effect of scraping.

Specifically, the mesh numbers of the first sieve plate 3, the sieve basket 14 and the second sieve plate 18 are successively reduced to meet the requirements of multi-stage screening, and to avoid the phenomenon that the sieve holes are directly set smaller and the sieve holes are blocked.

Specifically, the surface of the second sieve plate 18 is covered with a protective layer, and the protective layer is a stainless steel material. The stainless steel material is light in volume and thin in thickness.

Specifically, the inner side of the fixed frame 1 is provided with a receiving box located directly below the discharge opening, which is used for receiving fertilizers such as slag.

Working principle: During the construction waste screening process, the construction waste is directly put into the screening box 2, the first motor 5 is started, and the first motor 5 works to drive the material removal plate 4 to rotate. Flip, so that small-sized dregs and small metals such as nails pass through the first sieve plate 3, while materials such as wooden boards with a larger volume are left on the first sieve plate 3, and at the same time driven by the second motor 16, The cam 17 will periodically push the ejector head 15, so that the screening basket 14 can slide with the connecting rod 13. During the shaking process, the wastes falling into the screening basket 14 can be screened, and materials such as small nails and other materials can be screened. Smaller muck falls on the second sieve plate 18, the smaller muck can pass through the second sieve plate 18, and metals such as nails are adsorbed on the second sieve plate 18. After the whole process is over, start the scraper. The material device 20 is used to scrape the metal material from the second sieve plate 18, so that it can be discharged from the metal material outlet 19. The whole process can not only classify and screen construction waste, but also can filter small metal materials such as nails. It is recycled for subsequent reuse, which solves the problem that the construction waste contains a large amount of metal materials, and if it is directly screened, the metal materials cannot be separated from the slag, which is easy to cause material waste.

The above descriptions are only preferred specific embodiments of the present invention; however, the protection scope of the present invention is not limited thereto. Any person skilled in the art who is familiar with the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its improvement concept, equivalently replaces or changes, should be covered within the protection scope of the present utility model.

Claims (7)

1. A construction waste screening and sorting device, comprising a fixing frame (1), characterized in that: the inner wall of the fixing frame (1) is fixedly connected with a screening box (2), and the bottom of the screening box (2) is provided with The discharge port, the inner wall of the screening box (2) is fixedly connected with a first sieve plate (3), and the inner wall of the screening box (2) is rotatably connected with the feeding plate (3) located above the first sieve plate (3). 4), a first motor (5) is fixedly installed on the right upper end of the screening box (2), and the output shaft of the first motor (5) penetrates the screening box (2) and is fixed with the material-distributing plate (4). A connecting rod (13) is hinged on both sides of the bottom of the first sieve plate (3), and a screening basket (14) is hinged at one end of the connecting rod (13) away from the first sieve plate (3). Both the bottom and the side walls of the screening basket (14) are provided with feeding holes, the bottom side of the screening basket (14) is fixedly connected with an ejector head (15), and the back of the screening box (2) is fixedly installed with an ejector head (15). A second motor (16), the output shaft of the second motor (16) penetrates the screening box (2) and is fixedly connected with a cam (17), the cam (17) is matched with the ejector head (15), the The inside of the screening box (2) is fixedly connected with a second screen plate (18) located below the screen basket (14). The second screen plate (18) is a magnet material member, so The right side of the screening box (2) is provided with a metal material outlet (19) adapted to the lower end of the second screen plate (18), and a scraper device (20) is slidably connected to the top of the second screen plate (18). . 2. A construction waste screening and sorting device according to claim 1, characterized in that: a water tank (6) is fixedly installed on the left side of the fixing frame (1), and an inner wall of the water tank (6) is fixedly connected with a water tank (6). A dust screen (7), an upper water pump (8) is fixedly installed on the top of the water tank (6), and a water inlet pipe (9) is communicated with the water inlet end of the upper water pump (8), and the water inlet pipe (9) The bottom end of the upper water pump (8) runs through the water tank (6) and the dust shielding net (7) in turn and extends to the bottom of the dust shielding net (7). (10) The end away from the upper water pump (8) penetrates the screening box (2) and is connected with a return pipe (11), and the inner side of the return pipe (11) is provided with water spray holes distributed at equal intervals. The inner side of (1) is fixedly installed with a return water pump (12), the water inlet end of the return water pump (12) is connected with a return water pipe, and the return water pipe is communicated with the screening box (2). A water outlet pipe is communicated with the water outlet end, and the water outlet pipe penetrates the screening box (2) and extends to the top of the dust blocking net (7). 3 . The construction waste screening and sorting device according to claim 1 , wherein the scraping device ( 20 ) comprises a servo motor ( 201 ), and the output shaft of the servo motor ( 201 ) penetrates the screening box. 4 . (2) and fixedly connected with a lead screw (202), the right end of the lead screw (202) is rotatably connected with the screening box (2), and a scraper (203) is threadedly connected to the surface of the lead screw (202), and The inner wall of the screening box (2) is fixedly connected with a limit rod (204), and the limit rod (204) penetrates the scraper (203) and is slidably connected with the scraper (203). 4. A construction waste screening and sorting device according to claim 3, characterized in that: the second sieve plate (18) is placed obliquely as a whole, and the screw rod (202) and the limit rod (204) are connected to the second screen plate (18). Both sieve plates (18) are parallel. 5. A construction waste screening and sorting device according to claim 1, characterized in that: the mesh numbers of the first sieve plate (3), the screening basket (14) and the second sieve plate (18) are successively reduced . 6. A construction waste screening and sorting device according to claim 1, characterized in that: the surface of the second sieve plate (18) is covered with a protective layer, and the protective layer is a stainless steel material member. 7 . The construction waste screening and sorting device according to claim 1 , wherein a receiving box is arranged on the inner side of the fixing frame ( 1 ), which is located entirely below the discharge opening. 8 .

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