CN212018065U - Waste circuit board crushing device with cooling function - Google Patents

Abstract

The utility model relates to a waste circuit board crushing device with cooling function, which comprises a crushing box, a crushing roller and a motor, wherein the crushing roller is rotationally connected with the crushing box, a rotating shaft of the motor is fixedly connected with one end of the crushing roller, a water path is arranged in the crushing roller, and the water path comprises a main path and a plurality of branch paths; the main path extends along the main shaft direction of the crushing roller, the branch path radially extends along the side surface of the main path and penetrates through the crushing roller, a plurality of cutting edges are arranged on the outer side surface of the crushing roller, and the branch path corresponds to the cutting edges; the bottom of the crushing box is provided with a water filtering plate and a discharge hole, and the discharge hole is sequentially connected with a drying device and a conveying device. The utility model discloses an increase the water route in the crushing roller for the cooling water can the direct contact cutting edge, realizes not only the effectual water resource of having practiced thrift to the cooling of cutting edge, has also further strengthened the cooling effect.

Description

Waste circuit board crushing device with cooling function

Technical Field

The utility model relates to a hazardous waste handles technical field, especially relates to a waste circuit board breaker with cooling function.

Background

The updating cycle of the current electronic products is continuously shortened, a large amount of electronic products or raw materials become waste after being used up, wherein the waste circuit boards are common electronic waste, and once the waste circuit boards are not properly treated, the waste circuit boards are randomly stacked or buried, so that the pollution to the surrounding environment is often caused. In addition, the circuit board usually contains a large amount of reusable metals, such as copper, iron, tin, lead, nickel, etc., and also includes precious and rare metals such as gold, silver, platinum, palladium, etc. The separation of the above metals is usually performed by a physical method or a chemical method, wherein the circuit board needs to be crushed in multiple stages by the physical method, and usually needs to be crushed into small-sized particles, such as about 1 square centimeter, during the crushing process, the circuit board needs to be continuously cut by the crushing roller, and after a long time of operation, the blade of the crushing roller is easy to generate heat, so as to deform and even break, and therefore, the circuit board needs to be cooled in time. The existing cooling method is generally to surround a layer of cooling pipeline on the wall of the crushing box, and the cooling pipeline is used for reducing the temperature in the crushing box, so as to realize cooling. However, in actual practice, since the amount of broken cord plates is large and the breaking tank is not normally completely closed, it is difficult to ensure the cooling effect of the blades on the breaking roller only by cooling outside the breaking tank.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses a solve the insufficient technical problem of crushing roller cooling, provide a waste circuit board breaker with cooling function.

The purpose of the utility model is realized through the following technical scheme:

a waste circuit board crushing device with a cooling function comprises a crushing box, a crushing roller and a motor, wherein the crushing roller is rotationally connected with the crushing box; the main path extends along the main shaft direction of the crushing roller, the branch path radially extends along the side surface of the main path and penetrates through the crushing roller, a plurality of cutting edges are arranged on the outer side surface of the crushing roller, and the branch path corresponds to the cutting edges; the bottom of the crushing box is provided with a water filtering plate and a discharge hole, and the discharge hole is sequentially connected with a drying device and a conveying device.

Furthermore, drying device includes drying tube and air heater, air heater and drying tube fixed connection, the air heater lasts to filling into hot-blast to the drying tube inside.

Furthermore, the pipe wall of the drying pipe is provided with air holes, and the air holes penetrate through the pipe wall of the drying pipe.

Further, conveyer includes conveying pipeline and air-blower, the conveying pipeline is equipped with feed inlet and air inlet, the feed inlet is connected with drying device, the air inlet is connected with the air-blower, the air inlet is located the below of feed inlet.

Further, the drainage plate sets up in the slope, be equipped with a plurality of drainage holes on the drainage plate, the discharge gate is connected with the drainage plate.

Furthermore, a water outlet is further formed in the bottom of the crushing box and located below the water filtering plate, and the water outlet is connected with a water storage tank.

Furthermore, the crushing box is fixedly provided with a material blocking device, and the material blocking device is positioned above the crushing roller.

Furthermore, the material stopping device comprises two material stopping plates which are obliquely arranged, wherein the two material stopping plates are alternately arranged up and down and are provided with overlapping parts.

The utility model discloses compare in prior art's beneficial effect and be:

the utility model discloses a circuit board breaker has increased waterway structure in the inside of crushing roller, and rivers pass through on the cutting edge that the direct flow direction in water route crushing roller surface set up, therefore the crushing roller can last to pour into the cooling water in the water route when the function to let cooling water direct contact cutting edge, realize the cooling to the cutting edge. And because the branch road has been divided to the water route, branch road and cutting edge one-to-one, consequently can cool off to each cutting edge, not only effectual water economy resource has also further strengthened the cooling effect.

Additionally, the utility model discloses can also pass through the moisture on the public dry circuit board crushed aggregates of drying device, through drying device after the crushed aggregates is broken to be accomplished, drying device passes through the hot-blast that the drying-machine blew off, can not only realize the drying process of crushed aggregates, can also reduce the hardness of crushed aggregates to a certain extent simultaneously to make things convenient for subsequent further crushing.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a side sectional view of a portion of the structure of fig. 1.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be described in further detail with reference to specific embodiments and drawings.

Referring to fig. 1-3, a preferred embodiment of the present invention is as follows.

A waste circuit board crushing device with a cooling function comprises a crushing box 1, a crushing roller 2 and a motor 3, wherein the crushing roller 2 is rotationally connected with the crushing box 1, two ends of the crushing roller 2 penetrate through the side wall of the crushing box 1, the crushing roller is rotatably connected with the crushing box 1 through a bearing 31, the motor 3 is fixed outside the crushing box 1, a rotating shaft of the motor 3 is fixedly connected with one end of the crushing roller 2 and is used for driving the crushing roller 2 to rotate, a water path 4 is arranged in the crushing roller 2, the water path 4 comprises a main path 41 and a plurality of branch paths 42, the main path 41 extends along the main shaft direction of the crushing roller 2, an opening of the main path 41 is positioned at one end, away from the motor 3, of the crushing roller 2 and is connected with a water injection pipe, the branch paths 42 radially extend along the side surface of the main path 41 and penetrate through the crushing roller 2, a plurality of cutting edges 21 are arranged on the outer side surface of the crushing roller 2, and the number of the branch paths 42 corresponds; the bottom of the crushing box 1 is provided with a water filtering plate 5 and a discharge port 6, and the discharge port 6 is sequentially connected with a drying device 7 and a conveying device 8. In this embodiment, the device is when the operation, and rivers directly flow to on the cutting edge 21 that the outer surface of crushing roller 2 set up through water route 4, consequently crushing roller 2 can continuously inject the cooling water into water route 4 when the operation to let cooling water direct contact cutting edge 21, the realization is to the cooling of cutting edge 21. And because water route 4 has divided branch road 42, branch road 42 and cutting edge 21 one-to-one, consequently can cool off to every cutting edge 21, not only effectual water economy resource has also further strengthened the cooling effect.

In this embodiment, the drying device 7 includes a drying pipe 71 and a hot air blower 72, the hot air blower 72 is fixedly connected to the drying pipe 71, and the hot air blower 72 continuously charges hot air into the drying pipe 71. When the crushed aggregates flow to the drying device 7 from the discharge port 6, the crushed aggregates firstly enter the drying pipe 71, the bottom of the drying pipe 71 is in an inclined state at a certain angle, and the crushed aggregates can flow to the next procedure by utilizing the gravity of the crushed aggregates. On air heater 72 was fixed in drying tube 71, inside its air outlet led to drying tube 71, to the inside continuous logical hot-blast of drying tube 71, can not only realize the drying process of crushed aggregates through heating evaporation moisture with accelerate the circulation of air, can also reduce the hardness softening crushed aggregates of crushed aggregates simultaneously to a certain extent to make things convenient for subsequent further crushing operation.

Wherein, the pipe wall of the drying pipe 71 is provided with an air hole 711, and the air hole 711 penetrates through the pipe wall of the drying pipe 71. The air hole 711 is provided to allow the evaporated moisture to escape from the air hole 711, so as to prevent the moisture from condensing to contaminate the drying tube 71 when the temperature is lowered, and to prevent the moisture from flowing into the next device to cause some adverse effects on the device. In order to prevent the external environment from becoming wet due to the moisture flowing out of the air holes 711, a water absorbing member, such as absorbent cotton or activated carbon, may be added to the outside of the drying tube 71 to absorb water.

In this embodiment, the conveyor 8 comprises a feed pipe 82 and an air blower 81, the feed pipe 82 is provided with a feed inlet connected to the drying device 7 and an air inlet connected to the air blower 81, and the air inlet is located below the feed inlet. After the breakage is accomplished, crushed aggregates size this moment is about one square centimeter, consequently need convey to next device and carry out further breakage to the powder state, thereby blow the crushed aggregates through air-blower 81 and convey through conveying pipeline 82 to do not need extra receipts material to carry out artifical the transfer, it is simple and convenient, can also greatly improve work efficiency.

In this embodiment, the water filtering plate 5 at the bottom of the crushing box 1 is inclined, the crushed material falls on the water filtering plate 5 after being crushed and flows to the discharge port 6 through the water filtering plate 5, and in order to improve the efficiency, an oscillator or a scraper can be additionally arranged on the water filtering plate 5, a plurality of water filtering holes 51 are arranged on the water filtering plate 5, and the discharge port 6 is connected with the water filtering plate 5. The bottom of the crushing box 1 is also provided with a water outlet 9, the water outlet 9 is positioned below the water filtering plate 5, and the water outlet 9 is connected with a water storage tank 10. Water filtering plate 5 is located crushing roller 2 under, and water filtering plate 5 should have a certain distance apart from the bottom wall in broken case 1, falls to broken case 1 bottom from the water that water filtering hole 51 flows out to flow out via delivery port 9, flow to storage water tank 10 so that cyclic utilization.

In this embodiment, the crushing box 1 is fixedly provided with a material blocking device, which is located above the crushing roller 2. The material stopping device comprises two material stopping plates 11 which are obliquely arranged, wherein the two material stopping plates 11 are alternately arranged up and down and are provided with overlapped parts. Circuit board waste material is put in from the top of broken case 1, and the condition that can take place the crushed aggregates and splash when carrying out the breakage is inevitable, simultaneously because the utility model discloses a crushing roller 2 has still increased the cooling water passageway, consequently has very big possibility to lead to the water cost to subtract when its function, consequently can not only realize putting in order of material through setting up of material blocking plate 11, also can prevent splashing of crushed aggregates and splash, has avoided the pollution and the damage to external environment, has improved the whole security performance of device.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims (8)

1. A waste circuit board crushing device with a cooling function comprises a crushing box, a crushing roller and a motor, wherein the crushing roller is rotationally connected with the crushing box; the main path extends along the main shaft direction of the crushing roller, the branch path radially extends along the side surface of the main path and penetrates through the crushing roller, a plurality of cutting edges are arranged on the outer side surface of the crushing roller, and the branch path corresponds to the cutting edges; the bottom of the crushing box is provided with a water filtering plate and a discharge hole, and the discharge hole is sequentially connected with a drying device and a conveying device.

2. The waste circuit board crushing device with the cooling function as claimed in claim 1, wherein the drying device comprises a drying pipe and a hot air blower, the hot air blower is fixedly connected with the drying pipe, and the hot air blower continuously charges hot air into the drying pipe.

3. The waste circuit board crushing device with the cooling function as claimed in claim 2, wherein the wall of the drying tube is provided with air holes, and the air holes penetrate through the wall of the drying tube.

4. The waste circuit board crushing device with the cooling function as claimed in claim 1, wherein the conveying device comprises a conveying pipe and an air blower, the conveying pipe is provided with a feeding port and an air inlet, the feeding port is connected with the drying device, the air inlet is connected with the air blower, and the air inlet is positioned below the feeding port.

5. The waste circuit board crushing device with the cooling function as claimed in claim 1, wherein the water filtering plate is arranged obliquely, a plurality of water filtering holes are formed in the water filtering plate, and the discharge port is connected with the water filtering plate.

6. The waste circuit board crushing device with the cooling function as claimed in claim 5, wherein the bottom of the crushing box is further provided with a water outlet, the water outlet is positioned below the water filtering plate, and the water outlet is connected with a water storage tank.

7. The waste circuit board crushing device with the cooling function as claimed in claim 1, wherein a material blocking device is fixedly arranged on the crushing box, and the material blocking device is positioned above the crushing roller.

8. The waste circuit board crushing device with the cooling function as claimed in claim 7, wherein the material stopping device comprises two obliquely arranged material stopping plates, the two material stopping plates are alternately arranged up and down and have overlapping parts.

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