CN218945303U - Metal debris screening mechanism of a solid waste processor - Google Patents

Abstract

The utility model relates to the technical field of solid waste treatment, in particular to a metal debris screening mechanism of a solid waste treatment machine, including a screening device, which includes a conveying system, and the conveying system includes a belt, a rotating roller and a magnetic Roller; the screening device is provided with a material inlet and a material outlet; a recovery system is provided above the belt, and the recovery system includes a second motor, which is coaxially connected with a rotating plate, and the rotating plate is slidably connected with a movable plate, which slides A recovery structure is connected, and the recovery structure includes a T-shaped slider. Two electromagnets are installed on the bottom surface of the T-shaped slider. Two metal blocks are electrically connected to the top surface of the electromagnet. The T-shaped slider is slidingly connected with a fixed block. Two contact blocks are installed in the center of the adjacent side, and the contact block includes a metal contact block and an insulating contact block. The two metal blocks on the same side are slidingly connected with the contact block, and the length of the metal contact block is greater than the length of the electromagnet; the utility model It can realize the screening and recovery of magnetic metals and is convenient to use.

Description

Metal debris screening mechanism of a solid waste processor

technical field

The utility model relates to the technical field of solid waste treatment, in particular to a metal debris screening mechanism of a solid waste treatment machine.

Background technique

Solid waste usually refers to the solid and muddy substances discarded in human production and living activities, including solid particles separated from waste water and waste gas, which often contain some metals, which need to be screened out for recycling.

The utility model patent with the publication number CN212524541U discloses an eddy current metal separator for comprehensive recycling of solid waste, including a conveyor belt, a roller group and a roller driving device, and a magnetic roller is arranged in the roller group, which is used for solid waste The eddy current metal separator for comprehensive recycling also includes a combined hopper. The combined hopper includes a first fine hopper, a tail hopper and a second fine hopper. The first fine hopper and the second fine hopper are respectively arranged on the front and rear sides of the tail hopper .

Although this utility model can separate metallic substances and non-metallic substances, due to the magnetic difference between magnetic metals and non-ferrous metals, relying only on the design of magnetic rollers will make the separation process more complicated, and the efficiency cannot be guaranteed. In view of this, we propose a The utility model relates to a metal debris screening mechanism of a solid waste processing machine.

Utility model content

The purpose of this utility model is to provide a metal debris screening mechanism of a solid waste treatment machine to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A metal debris screening mechanism of a solid waste processor, including a screening device, the screening device includes a conveying system, and the conveying system includes a belt, a rotating roller and a magnetic roller connected to the drive; the screening device A feed inlet and a discharge outlet are respectively opened near the turning roller and the magnetic roller; a recovery system is provided above the center of the belt, and the recovery system includes a second motor, and the second motor outputs The shafts are coaxially connected with a rotating plate, the rotating plate is slidably connected with a movable plate, and the other end of the movable plate is slidably connected with a recovery structure, and the recovery structure includes a T-shaped slider, and the bottom surface of the T-shaped slider is close to both ends Electromagnets are installed at each place, two metal blocks are electrically connected to the top surface of the electromagnet close to both ends, and a fixed block is slidably connected to the outside of the T-shaped slider, and the fixed block is close to the side of the metal block. Two contact blocks are installed in the center, the contact blocks include a metal contact block near the center of the fixed block and an insulating contact block near the edge, and the two metal blocks on the same side are slidably connected to the contact block, The length of the metal contact block is greater than the length of the electromagnet.

Preferably, the rotating roller and the magnetic roller are coaxially connected with a first motor, and the rotating roller and the magnetic roller are equipped with a first bracket close to the corresponding first motor, and the Both the rotating roller and the other side of the magnetic roller are equipped with a second bracket.

Preferably, a baffle is provided above the belt, and the baffle is located between the feed inlet and the recovery system.

Preferably, the second motor is fixed on the top surface of the inner wall of the screening device, and a first chute is opened on the top surface of the rotating plate away from the second motor.

As a preference, circular rings are provided at both ends of the movable plate, and a slider corresponding to the position of the first chute and matching in size is installed above the circular ring close to the rotating plate. A first limiting post that is rotatably connected to the ring is fixed below the block.

Preferably, a second limiting column rotatably connected to the circular ring is installed at the center of the top surface of the recovery structure.

Preferably, the fixing block is fixed between the side walls of the screening device, and the top surface of the fixing block is provided with a second chute corresponding to the position of the T-shaped slider and matching in size.

Preferably, barrier plates are installed on four sides of each electromagnet.

Preferably, a crushing device is provided above the feed inlet, and the crushing device includes a feeding pipe, a crushing structure, a discharge pipe and several supporting legs arranged in sequence from top to bottom.

Preferably, the upper end of the feeding pipe is funnel-shaped; the crushing structure includes an L-shaped third bracket fixed on the outer wall of the crushing device, and a third motor is fixed on the inner side of the L-shaped of the third bracket, The output shaft of the third motor is coaxially connected with a first gear, and both sides of the first gear are provided with second gears meshing with it, and the second gear is coaxially connected with a rotating shaft, and the two rotating shafts are coaxially connected. The shaft is connected with a number of crushing teeth arranged in a staggered manner; a guide plate inclined towards the middle between the two rotating shafts is installed above each rotating shaft, and there is a gap between the bottoms of the two guiding plates.

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

1. The utility model can screen out metal impurities in solid waste and recover magnetic metals and non-ferrous metals at the same time through the set conveying system and recovery system.

2. The utility model can crush solid waste through the provided crushing device and improve the efficiency of subsequent treatment.

Description of drawings

Fig. 1 is the overall structure schematic diagram of utility model;

Fig. 2 is the overall structure schematic diagram of utility model;

Fig. 3 is a schematic diagram of the internal structure of the screening device in the utility model;

Fig. 4 is the structural representation of conveying system in the utility model;

Fig. 5 is the structural representation of recovery system in the utility model;

Figure 6 is an exploded view of the recovery system in the utility model;

Fig. 7 is the structural representation of movable plate in the utility model;

Fig. 8 is a structural schematic diagram of the recovery structure in the utility model;

Fig. 9 is a schematic structural view of the contact block in the utility model:

Fig. 10 is the connection schematic diagram of contact block and electromagnet in the utility model;

Fig. 11 is the structural representation of pulverizing device in utility model;

Fig. 12 is a schematic structural view of the crushing structure in the utility model;

In the picture:

1. Screening device; 11. Feed inlet; 12. Conveying system; 121. Roller; 122. Belt; 123. Magnetic roller; 124. First motor; 125. First bracket; 126. Second bracket; 13 , baffle plate; 14, recovery system; 141, second motor; 142, rotating plate; 1421, first chute; 143, movable plate; 1431, slider; 1432, first limiting column; 1433, ring; 144 , recovery structure; 1441, second limiting column; 1442, T-shaped slider; 1443, electromagnet; 14431, metal block; 145, fixed block; 1451, contact block; 14511, metal contact block; 14512, insulating contact block; 1452, the second chute; 146, the barrier plate; 15, the collection box; 16, the discharge port; 17, the side door; 171, the handle;

2, crushing device; 21, feeding pipe; 22, crushing structure; 221, guide plate; 222, third support; 223, third motor; 224, first gear; 225, second gear; 226, rotating shaft; 227 , crushing teeth; 23, discharge pipe; 24, supporting legs.

Detailed ways

The technical solution in the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the utility model. Apparently, the utility model described is only a part of the utility model, rather than all the utility models. Based on the utility model in the utility model, all other utility models obtained by persons of ordinary skill in the art without making creative work belong to the scope of protection of the utility model.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", Orientation indicated by "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. Or the positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operation, and therefore cannot be construed as a limitation of the utility model.

In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, a feature defined as "first", "second" and "third" may explicitly or implicitly include one or more of these features. In the description of the present utility model, "plurality" means two or more, unless otherwise specifically defined. "Several" means at least two, such as two, three, etc., unless specifically defined otherwise.

Please refer to Figure 1-Figure 12, the utility model provides a technical solution:

A metal debris screening mechanism of a solid waste processor, including a screening device 1, the screening device 1 includes a conveying system 12, and the conveying system 12 includes a belt 122, a rotating roller 121 and a magnetic roller 123 connected to the transmission; The device 1 is provided with a feed inlet 11 and a discharge outlet 16 respectively near the rotating roller 121 and the magnetic roller 123; the belt 122 is provided with a recovery system 14 above the center, and the recovery system 14 includes a second motor 141, and the second motor 141 The output shaft is coaxially connected with a rotating plate 142, the rotating plate 142 is slidably connected with a movable plate 143, and the other end of the movable plate 143 is slidably connected with a recovery structure 144, and the recovery structure 144 includes a T-shaped slider 1442, and the bottom surface of the T-shaped slider 1442 is close to the two sides. Electromagnets 1443 are installed at both ends. Two metal blocks 14431 are electrically connected to the top surface of the electromagnet 1443 close to the two ends. The outer side of the T-shaped slider 1442 is slidably connected to a fixed block 145. The fixed block 145 is close to the side of the metal block 14431. Two contact blocks 1451 are installed in the center, and the contact block 1451 includes a metal contact block 14511 near the center of the fixed block 145 and an insulating contact block 14512 near the edge. The two metal blocks 14431 on the same side are slidingly connected with the contact block 1451, and the metal The length of the contact block 14511 is longer than that of the electromagnet 1443, which can effectively recycle magnetic metals and non-ferrous metals, saving energy and protecting the environment.

In this embodiment, the rotating roller 121 and the magnetic roller 123 are coaxially connected with the first motor 124, and the rotating roller 121 and the magnetic roller 123 are equipped with a first bracket 125 close to the corresponding first motor 124. The other side of the roller 121 and the magnetic roller 123 are equipped with a second bracket 126 for supporting the belt 122 to work normally.

Specifically, a baffle 13 is provided above the belt 122, and the baffle 13 is located between the feed port 11 and the recovery system 14, and spreads the pulverized solid waste to prevent the solid waste from being too thick and hindering the screening of the underlying metal.

Specifically, the second motor 141 is fixed on the top surface of the inner wall of the screening device 1 , and the top surface of the rotating plate 142 is provided with a first chute 1421 away from the second motor 141 , so that the movable plate 143 can slide on the rotating plate 142 .

Specifically, rings 1433 are provided at both ends of the movable plate 143, and a slider 1431 corresponding to the position of the first chute 1421 and matching in size is installed on the top of the ring 1433 close to the rotating plate 142, and the bottom of the slider 1431 is fixed. There is a first limiting column 1432 rotatably connected with the ring 1433 to ensure that when the slider 1431 slides on the rotating plate 142, the movable plate 143 can move accordingly.

Specifically, the center of the top surface of the recovery structure 144 is installed with a second limiting column 1441 rotatably connected to the ring 1433 , so that the movable plate 143 can drive the recovery structure 144 to move.

Specifically, the fixed block 145 is fixed between the sides of the inner wall of the screening device 1, and the top surface of the fixed block 145 is provided with a second chute 1452 corresponding to the position of the T-shaped slider 1442 and matching in size, so as to limit the recovery structure 144. motion path.

Specifically, barrier plates 146 are installed on four sides of each electromagnet 1443 to prevent mutual influence and reduce recovery efficiency.

Further, collection boxes 15 are provided on both sides of the belt 122 for recycling magnetic metals; two collection boxes 15 are provided at the discharge port 16 for recycling solid waste and non-ferrous metals after screening out metals. The collection box 15 of the feed port 16 collects and recycles the solid waste after screening out metal; the three collection boxes 15 can all be replaced with pipes connected to other devices, saving labor costs.

In addition, side doors 17 are hinged on both sides of the screening device 1 , and a handle 171 is installed on the surface of the side door 17 near the edge to facilitate taking out the collection box 15 in the screening device 1 .

It is worth noting that a crushing device 2 is provided above the feed inlet 11, and the crushing device 2 includes a feeding pipe 21, a crushing structure 22, a discharge pipe 23 and a number of support legs 24 arranged in sequence from top to bottom, which can dispose of solid waste. Carry out crushing treatment to prevent the solid waste from being too thick so that the screening is not sufficient.

It is worth noting that the upper end of the feeding pipe 21 is funnel-shaped to facilitate the transportation of solid waste; the crushing structure 22 includes an L-shaped third bracket 222 fixed on the outer wall of the crushing device 2, and the L-shaped inner side of the third bracket 222 is fixed with The third motor 223, the output shaft of the third motor 223 is coaxially connected with a first gear 224, and both sides of the first gear 224 are provided with a second gear 225 meshing with it, and the second gear 225 is coaxially connected with a rotating shaft 226. The two rotating shafts 226 are coaxially connected with a number of crushing teeth 227 arranged in a staggered manner, which can pulverize solid waste and facilitate subsequent processing; above each rotating shaft 226, a guide plate 221 inclined to the middle of the two rotating shafts 226 is installed, and There is a gap between the bottoms of the two guide plates 221 to guide the solid waste into the crushing teeth 227 .

In addition, the structures and working principles of the first motor 124 , the second motor 141 and the third motor 223 involved in this embodiment are all known to those skilled in the art, and will not be repeated here.

When the metal debris screening mechanism of the solid waste treatment machine of the present utility model is in use, the first motor 124, the second motor 141, the third motor 223 and the electromagnet 1443 are turned on, and solid waste is added from the feeding pipe 21, and the solid waste After the guide plate 221 falls to the crushing teeth 227, the output shaft of the first motor 124 drives the first gear 224 to rotate, and the first gear 224 drives the two second gears 225 to rotate, and the second gear 225 rotates to drive the rotating shaft 226 and the crushing teeth 227 Rotate, then drop onto the belt 122 by the discharge pipe 23 and the feed port 11, the solid waste is then blocked by the baffle 13 and moves to the right from the gap between the baffle 13 and the belt 122; the output shaft of the second motor 141 drives the rotation The plate 142 rotates, and the rotating plate 142 drives the movable plate 143 to slide on the first chute 1421. The first limiting post 1432 on the movable plate 143 is connected to the ring 1433 in rotation, and the other end ring 1433 on the movable plate 143 is connected to the ring 1433. The second limiting column 1441 is rotationally connected, that is, the movable plate 143 drives the T-shaped slider 1442 in the recovery structure 144 to slide in the second chute 1452, and when the electromagnet 1443 in the recovery structure 144 also moves, the electromagnet 1443 When it is close to the middle position, the metal block 14431 is in contact with the metal contact block 14511, the circuit is connected, the electromagnet 1443 works normally, and attracts the magnetic metal in the solid waste. When the electromagnet 1443 moves to the edge of both ends, the metal block 14431 contacts with the insulation The block 14512 contacts, the circuit is disconnected, the magnetic metal absorbed by the electromagnet 1443 falls into the collection box 15 below, and the two electromagnets 1443 reciprocate; when the magnetic roller 123 rotates, an alternating magnetic field is generated, and the non-ferrous metal in the solid waste When the conductor passes through the magnetic roller 123, an eddy current can be generated. When the solid waste passes through the magnetic roller 123, an eddy current will be generated inside the non-ferrous metal. This eddy current will generate a new magnetic field opposite to the original magnetic field. As a result, non-ferrous metals will fly forward into the collection box 15 away from the discharge port 16, and the solid waste that does not contain conductive metal will fall into the collection box 15 near the discharge port 16 along the front edge of the belt 122, thereby realizing Separation of non-ferrous metals.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above utility model, and the above utility model and description are only preferred examples of the utility model, and are not used to limit the utility model, without departing from the utility model Under the premise of the spirit and scope, the utility model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (10)

1. A metal debris screening mechanism of a solid waste processor, comprising a screening device (1), characterized in that: the screening device (1) includes a conveying system (12), and the conveying system (12) It includes a belt (122) and a rotating roller (121) and a magnetic roller (123) connected to it; A feed inlet (11) and a discharge outlet (16) are provided; a recovery system (14) is provided above the center of the belt (122), and the recovery system (14) includes a second motor (141), the The output shaft of the second motor (141) is coaxially connected with a rotating plate (142), the rotating plate (142) is slidably connected with a movable plate (143), and the other end of the movable plate (143) is slidably connected with a recovery structure (144 ), the recovery structure (144) includes a T-shaped slide block (1442), and the bottom surface of the T-shaped slide block (1442) is equipped with an electromagnet (1443) near both ends, and the top surface of the electromagnet (1443) Two metal blocks (14431) are electrically connected near the two ends, and a fixed block (145) is slidably connected to the outer side of the T-shaped slider (1442), and the fixed block (145) is close to the metal block (14431) Two contact blocks (1451) are installed at the center of the side of the fixed block (145), and the contact blocks (1451) include a metal contact block (14511) near the center of the fixed block (145) and an insulating contact block (14512) near the edge, The two metal blocks (14431) on the same side are slidingly connected to the contact block (1451), and the length of the metal contact block (14511) is greater than the length of the electromagnet (1443). 2. The metal debris screening mechanism of the solid waste treatment machine according to claim 1, characterized in that: both the rotating roller (121) and the magnetic roller (123) are coaxially connected with a first motor (124 ), the rotating roller (121) and the magnetic roller (123) are equipped with a first bracket (125) close to the corresponding first motor (124), the rotating roller (121) and the The other side of the magnetic roller (123) is equipped with a second bracket (126). 3. The metal debris screening mechanism of the solid waste processor according to claim 1, characterized in that: a baffle (13) is provided above the belt (122), and the baffle (13) is located Between the feed inlet (11) and the recovery system (14). 4. The metal debris screening mechanism of the solid waste treatment machine according to claim 1, characterized in that: the second motor (141) is fixed on the top surface of the inner wall of the screening device (1), and the rotating A first sliding slot (1421) is opened on the top surface of the plate (142) away from the second motor (141). 5. The metal debris screening mechanism of the solid waste processor according to claim 4, characterized in that: both ends of the movable plate (143) are provided with rings (1433), close to the rotating plate (142) A slider (1431) corresponding to the position of the first chute (1421) and matching in size is installed above the ring (1433) of ), and the slider (1431) is fixed below the slider (1431). The first limiting post (1432) that is rotatably connected to the circular ring (1433). 6. The metal debris screening mechanism of the solid waste treatment machine according to claim 5, characterized in that: the center of the top surface of the recovery structure (144) is installed with a second ring (1433) rotatably connected Two define columns (1441). 7. The metal debris screening mechanism of the solid waste treatment machine according to claim 1, characterized in that: the fixed block (145) is fixed between the sides of the inner wall of the screening device (1), and the fixed The top surface of the block (145) is provided with a second chute (1452) corresponding to the position of the T-shaped slide block (1442) and suitable in size; the four sides of each electromagnet (1443) are equipped with Baffle plate (146). 8. The metal debris screening mechanism of the solid waste processor according to claim 1, characterized in that: collection boxes (15) are provided on both sides of the belt (122), and the discharge port (16) There are two collection boxes (15) at the center; side doors (17) are hinged on both sides of the screening device (1), and a handle (171) is installed on the surface of the side door (17) near the edge. 9. The metal debris screening mechanism of the solid waste treatment machine according to claim 1, characterized in that: a crushing device (2) is provided above the feed inlet (11), and the crushing device (2) includes A feeding pipe (21), a pulverizing structure (22), a discharge pipe (23) and a plurality of supporting legs (24) are arranged sequentially from top to bottom. 10. The metal debris screening mechanism of the solid waste processor according to claim 9, characterized in that: the upper end of the feeding pipe (21) is funnel-shaped; the crushing structure (22) includes The L-shaped third support (222) on the outer wall of the crushing device (2), the L-shaped inner side of the third support (222) is fixed with a third motor (223), and the output shaft of the third motor (223) A first gear (224) is coaxially connected, and a second gear (225) meshing with the first gear (224) is provided on both sides of the first gear (224), and a rotating shaft (226) is coaxially connected to the second gear (225). ), the two rotating shafts (226) are coaxially connected with a number of crushing teeth (227) that are arranged in a staggered manner; each of the rotating shafts (226) is equipped with a tooth that is inclined to the middle of the two rotating shafts (226). guide plates (221), and there is a gap between the bottoms of the two guide plates (221).

Images