Crushing pretreatment equipment

Abstract

The utility model discloses crushing pretreatment equipment which comprises a crushing box, a first supporting plate and a second supporting plate are fixedly installed on one side plate of the crushing box respectively, fixing rods are symmetrically and fixedly installed on one side plate of the crushing box, and the corresponding ends of the two fixing rods are fixedly connected with fixing frames respectively. The PE pipe crushing device comprises a crushing box, two fixing frames are fixedly connected to the bottom of one side plate of the crushing box, scraping plates are fixedly connected to the corresponding ends of the two fixing frames correspondingly, and a mounting box is fixedly mounted at the bottom of one side plate of the crushing box. The outer wall of the PE pipe can be cleaned in advance, impurities attached to the outer wall of the PE pipe are removed, and then the situation that the purity of recycled materials and the follow-up treatment efficiency are affected due to the fact that the impurities are mixed in the crushed PE pipe is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing equipment, in particular to a crushing pretreatment device. Background Art

[0002] PE pipe is a highly crystalline, non-polar thermoplastic resin. The appearance of the original HDPE is milky white, and it is translucent to a certain extent in the thin cross section. PE has excellent resistance to most domestic and industrial chemicals. Due to its unique advantages, PE pipe is widely used in building water supply, building drainage, buried drainage pipes, building heating, gas transmission and distribution, gas transmission pipes, electrical and telecommunications protective casings, industrial pipes, agricultural pipes, etc. PE pipes can be recycled because they are thermoplastic plastics. When PE pipes are processed and recycled, they need to be crushed first. In order to ensure the stability of PE pipes during the crushing process, China has authorized a utility model patent (publication number: CN218399015U) to propose a crushing pretreatment equipment for PE pipe processing. The equipment has a simple structure and is easy to operate. It can be convenient to clamp and fix the crushed PE pipe fittings to prevent them from shaking violently during the crushing process, which will endanger the personal safety of the staff. It is worthy of promotion and use.

[0003] Since the recycling and crushing of PE pipes usually involves crushing and recycling used PE pipes, impurities such as dust and agglomerated mud are usually attached to the outer wall of such PE pipes. Since it is inconvenient to clean the outer wall of the PE pipe in advance in the above-mentioned device, the PE pipe will be mixed with a lot of impurities after being crushed, which not only affects the purity of the recycled material, but also affects the efficiency of subsequent processing. Therefore, a crushing pretreatment device is proposed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings in the prior art that it is inconvenient to clean the outer wall of the PE pipe in advance, and the PE pipe will be mixed with a lot of impurities after being crushed, which not only affects the purity of the recycled material, but also affects the efficiency of subsequent processing, and a crushing pretreatment device is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] The yoke is an axially-coupled device for axially coupling the two support plates, the two support plates are axially coupled to the yoke, and the two support plates are axially coupled to the yoke.

[0007] Preferably, a rotating roller is installed at the middle of the top of the first support plate, and a rectangular groove is penetrated through one end of the top of the first support plate.

[0008] Preferably, an electric push rod is fixedly mounted on the top of the second support plate, a movable end of the electric push rod passes through the top of the second support plate and is fixedly connected to a mounting plate, and a rotating roller is mounted on the bottom of the mounting plate.

[0009] Preferably, the interior of the crushing box is a hollow structure, a round hole is penetrated through a side plate of the crushing box, and a discharge port is provided at the bottom of the crushing box.

[0010] Preferably, a groove is formed on the bottom surface of the placement slot, and the air inlet pipe of the fan extends into the groove and is on the same horizontal plane as the bottom surface of the placement slot.

[0011] Preferably, a filter screen is installed through the bottom surface of the waste bin.

[0012] The utility model has the following beneficial effects:

[0013] 1. By setting the design of fixed rods, fixed frames and scrapers, when using the device, before pushing the PE pipe into the crushing box for crushing, the outer wall of the PE pipe can be cleaned in advance to remove impurities attached to the outer wall of the PE pipe, thereby avoiding impurities from being mixed in the crushed PE pipe, which affects the purity of the recycled material and the efficiency of subsequent processing.

[0014] 2. By setting up the design of structures such as the installation box, the installation groove, the fan, the waste box and the first feed hopper, when using the device, the impurities dropped by the scraper cleaning can be collected and processed. On the one hand, it can ensure the quality of the working environment of the staff, and on the other hand, it can reduce the labor of subsequent staff to clean up the dropped impurities, thereby achieving the benefit of reducing the work intensity of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of the assembly structure of the waste box proposed by the utility model;

[0017] Figure 3 The utility model proposed Figure 1 A schematic diagram of the partially enlarged structure at center A;

[0018] Figure 4 The utility model proposed Figure 2 Schematic diagram of the local enlarged structure at point B in the middle.

[0019] In the figure: 1. crushing box; 2. first support plate; 3. second support plate; 4. fixing rod; 5. fixing frame; 6. scraper; 7. mounting box; 8. mounting groove; 9. fan; 10. placement groove; 11. waste box; 12. collection pipe; 13. first feed hopper; 14. second feed hopper. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-4A crushing pretreatment device includes a crushing box 1, the interior of the crushing box 1 is a hollow structure, a round hole is penetrated through a side plate of the crushing box 1, and a discharge port is provided at the bottom of the crushing box 1. Further, the round hole is used to realize the feeding of PE pipes, and a crushing structure is provided inside the crushing box 1. The composition of the crushing structure is the same as the structure used for crushing PE pipes in the prior art (publication number: CN218399015U). No further details are given here. A first support plate 2 and a second support plate 3 are fixedly installed on one side plate of the crushing box 1, and the top of the first support plate 2 is A rotating roller is installed in the middle, a rectangular groove is penetrated at one end of the top of the first support plate 2, an electric push rod is fixedly installed on the top of the second support plate 3, the moving end of the electric push rod penetrates the top of the second support plate 3 and is fixedly connected to the mounting plate, and a rotating roller is installed at the bottom of the mounting plate. Further, the shape and installation method of the rotating roller are the same as those in the prior art (publication number: CN218399015U), and no further details are given here. Fixed rods 4 are symmetrically fixedly installed on one side plate of the crushing box 1, and the corresponding ends of the two fixed rods 4 are respectively fixedly connected to fixed frames 5. The scraper 6 is fixedly connected to one end of each of the two fixing frames 5. Furthermore, the fixing frame 5 is in the shape of a "mountain", and the top, middle and bottom of the outer wall of the scraper 6 are fixed respectively to ensure the stability of the scraper 6 when working. A mounting box 7 is fixedly installed at the bottom of one side plate of the crushing box 1. A mounting groove 8 and a placement groove 10 are respectively provided on one side of the mounting box 7. A fan 9 is fixedly installed inside the mounting groove 8, and an air inlet pipe of the fan 9 passes through the top surface of the mounting groove 8 and extends into the placement groove 10. A groove is provided on the bottom surface of the placement groove 10. The air intake pipe extends into the groove and is at the same horizontal plane as the inner bottom surface of the placement groove 10. A waste box 11 is slidably installed inside the placement groove 10. A filter screen is installed through the bottom surface of the waste box 11. A collecting pipe 12 is installed through the top of the installation box 7. One end of the collecting pipe 12 is fixedly connected to a first feed hopper 13, and the other end of the collecting pipe 12 is fixedly connected to a second feed hopper 14. The second feed hopper 14 is located at the bottom of the rectangular groove, and the collecting pipe 12 is fixedly installed on one side of the first support plate 2, and the first feed hopper 13 is fixedly installed at the bottom of the first support plate 2.

[0022] The use method and advantages of the utility model: When the crushing pretreatment equipment is in use, the working process is as follows:

[0023] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, when using the device, firstly, the electrical equipment in the device is connected to an external power supply and switch, the PE pipe to be crushed is placed on the rotating roller on the top of the first support plate 2, and then the electric push rod on the top of the second support plate 3 is turned on to make it work. The electric push rod can make the rotating roller on the mounting plate drop to contact the PE pipe and limit the PE, and then turn on the switch of the fan 9 to make it work. At this time, the staff pushes the PE pipe to move. During the movement of the PE pipe, the impurities on the outer wall of the PE pipe will be scraped off by the action of the scraper 6. The outer wall of the PE pipe can be cleaned in advance to remove the impurities attached to the outer wall of the PE pipe, thereby avoiding the impurities from being mixed in the crushed PE pipe, which affects the purity of the recycled material and the efficiency of subsequent processing.

[0024] At the same time, turn on the switch of the fan 9 to make it work. The fan 9 works to perform suction operations. Under the action of negative pressure, the impurities scraped off can be absorbed into the waste box 11 for storage through the first feed hopper 13. At the same time, the floating dust at the circular hole can be absorbed and processed by the negative pressure generated by the second feed hopper 14. In summary, the impurities scraped off by the scraper 6 can be collected and processed. On the one hand, the quality of the working environment of the staff can be guaranteed. On the other hand, the workload of subsequent staff in cleaning up the fallen impurities can be reduced, thereby achieving the benefit of reducing the work intensity of the staff.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A crushing pretreatment device, comprising a crushing box (1), characterized in that: A first support plate (2) and a second support plate (3) are fixedly mounted on one side plate of the crushing box (1), a fixing rod (4) is symmetrically fixedly mounted on one side plate of the crushing box (1), one end of each of the two fixing rods (4) is fixedly connected to a fixing frame (5), and one end of each of the two fixing frames (5) is fixedly connected to a scraper (6), a mounting box (7) is fixedly mounted on the bottom of one side plate of the crushing box (1), a mounting groove (8) and a placement groove (10) are respectively opened on one side of the mounting box (7), and a fan (10) is fixedly mounted inside the mounting groove (8) 9), and the air inlet pipe of the fan (9) passes through the top surface of the inside of the installation groove (8) and extends into the placement groove (10), a waste box (11) is slidably installed inside the placement groove (10), a collecting pipe (12) is installed through the top of the installation box (7), one end of the collecting pipe (12) is fixedly connected to a first feed hopper (13), the other end of the collecting pipe (12) is fixedly connected to a second feed hopper (14), and the collecting pipe (12) is fixedly installed on a side surface of the first support plate (2), and the first feed hopper (13) is fixedly installed at the bottom of the first support plate (2).

2. A crushing pretreatment device according to claim 1, characterized in that: A rotating roller is installed at the middle of the top of the first support plate (2), and a rectangular groove is penetrated through one end of the top of the first support plate (2).

3. A crushing pretreatment device according to claim 1, characterized in that: An electric push rod is fixedly mounted on the top of the second support plate (3); the movable end of the electric push rod passes through the top of the second support plate (3) and is fixedly connected to a mounting plate; a rotating roller is mounted on the bottom of the mounting plate.

4. A crushing pretreatment device according to claim 1, characterized in that: The interior of the crushing box (1) is a hollow structure, a round hole is penetrated through a side plate of the crushing box (1), and a discharge port is provided at the bottom of the crushing box (1).

5. A crushing pretreatment device according to claim 1, characterized in that: The bottom surface of the placement groove (10) is provided with a groove, and the air inlet pipe of the fan (9) extends into the groove and is on the same horizontal plane as the bottom surface of the placement groove (10).

6. A crushing pretreatment device according to claim 1, characterized in that: A filter screen is installed through the bottom surface of the waste box (11).

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