CN222606646U

CN222606646U - A fine rubber powder re-crushing device

Info

Publication number: CN222606646U
Application number: CN202420796769.8U
Authority: CN
Inventors: 王明江; 张希敬; 刘力; 王舒颉; 温世鹏
Original assignee: Jiangsu Jiangxin Technology Co ltd; Jiangsu Lvyuan Rubber Resource Recycling Innovation Center Co ltd
Current assignee: Jiangsu Jiangxin Technology Co ltd; Jiangsu Lvyuan Rubber Resource Recycling Innovation Center Co ltd
Priority date: 2024-04-17
Filing date: 2024-04-17
Publication date: 2025-03-14
Anticipated expiration: 2034-04-17

Abstract

The utility model discloses a fine rubber powder re-crushing device, which belongs to the technical field of equipment related to rubber powder re-crushing, and comprises a frame, a protective shell, a feeding screening component and a crushing component; the frame has corresponding supporting force; the protective shell is arranged at the top of the frame, and a corresponding accommodating chamber is formed inside; a partition is arranged in the middle of the accommodating chamber, and the inner chamber of the protective shell is divided into an upper screening chamber and a lower crushing chamber; the feeding screening component comprises a feeding long cylinder, one end of which is located outside the screening chamber and connected to the feeding hopper, and the other end extends into the screening chamber from one side and extends into the A hollow opening of a predetermined length is arranged on the side wall of the corresponding part of the screening chamber, and a screening net is arranged at the position of the hollow opening; the other end of the feeding cylinder is connected with the crushing chamber through a sliding channel; a spiral feeding assembly is rotatably installed inside the feeding cylinder to feed materials from one end outside to one end inside; a crushing assembly is rotatably installed in the crushing chamber to perform corresponding crushing operations; the above structure can collect the crushed rubber powder after crushing and let it enter the feeding cylinder again for screening and feed it to the crushing chamber for crushing, thereby continuously reducing the amount of re-crushed rubber powder and improving the efficiency of re-crushing of rubber powder.

Description

Fine rubber powder re-crushing device

Technical Field

The utility model belongs to the technical field of equipment related to rubber powder re-crushing, and particularly relates to a fine rubber powder re-crushing device.

Background

Some waste rubber products are discarded at will to cause environmental pollution, at present, a rubber crusher is adopted to recycle and granulate the rubber products on the market, the rubber products such as waste tires and the like are firstly cleaned and then put into the crusher to be crushed into small blocks, and impurities are removed in the subsequent process, so that clean rubber powder is obtained, and the regeneration and the reuse of the subsequent rubber are facilitated.

Because the toughness of the rubber powder is better, the rubber powder needs to be repeatedly crushed for many times to obtain the better crushing grain diameter, the rubber powder crushing process is performed by friction contact and cutting with a rotary crushing cutter, but when the rubber powder amount is continuously unchanged, fine rubber powder generated in the repeated crushing process is repeatedly crushed along with the rubber powder, the hard re-crushing efficiency is improved, and the abrasion of the cutter is accelerated.

Disclosure of utility model

In view of the above, the present utility model provides a fine rubber powder re-crushing device to solve the above problems.

The fine rubber powder re-crushing device comprises a frame, a protective shell, a feeding screening assembly and a crushing assembly, wherein the frame is provided with corresponding supporting force, the protective shell is arranged at the top end of the frame, a corresponding accommodating cavity is formed in the protective shell, a partition plate is arranged in the middle of the accommodating cavity and separates the upper screening cavity and the lower crushing cavity of the protective shell, the feeding screening assembly comprises a feeding long barrel, one end of the feeding long barrel is positioned outside the screening cavity and connected with a feeding hopper, the other end of the feeding long barrel extends into the screening cavity from one side, a hollow opening with a preset length is formed in the side wall of the corresponding part of the screening cavity, a screening net is arranged at the position of the hollow opening, the other end of the feeding long barrel is communicated with the crushing cavity through a sliding channel, the spiral feeding assembly is rotatably arranged in the feeding long barrel and feeds materials from one end outside to one end inside, and the crushing assembly is rotatably arranged in the crushing cavity and performs corresponding crushing operation.

Further, the lower part of the side wall of the crushing cavity is communicated with a discharging pipeline for discharging, and a separation net is assembled at the communicating part of the discharging pipeline and the crushing cavity.

Further, the spiral feeding assembly comprises a rotating shaft and spiral blades assembled on the rotating shaft, the rotating shaft is rotatably installed in the feeding long cylinder, one end of the rotating shaft is connected with a rotary drive, corresponding rotary operation is performed in the feeding long cylinder, and the spiral blades are arranged to feed from the feeding end to the discharging end of the feeding long cylinder during rotation.

Further, crushing subassembly includes the carousel and installs crushing sword on the carousel, rotary drive is connected to the carousel bottom, rotary drive sets up in the bottom of protective housing, provides rotary drive power to the carousel, crushing sword sets up at carousel top edge position and annular array arrangement.

Further, the outer wall of the sliding material channel is provided with a refrigerating device, and the refrigerating device is communicated with the crushing cavity through a pipeline to perform corresponding air cooling operation.

Further, a protective door is arranged on the side wall of the screening cavity.

Further, the crushing cutter is mounted on the turntable through a bolt.

By adopting the structure, the fine rubber powder re-crushing device has the beneficial effects that through arranging the hollowed-out opening and the screening net at the part of the feeding long cylinder extending into the screening cavity, rubber powder conforming to the particle size is screened out and collected, the amount of the rubber powder entering the crushing cavity is reduced, the work load of a crushing cutter is reduced, the abrasion is reduced, the crushing efficiency is improved, the crushed rubber powder after being collected enters the feeding long cylinder again for screening and is fed into the crushing cavity for crushing, the re-crushing rubber powder amount is continuously reduced, and the re-crushing efficiency of the rubber powder is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a schematic diagram of the whole structure of a fine rubber powder re-crushing device according to the present utility model;

FIG. 2 is a schematic diagram of a feeding long cylinder structure of a fine rubber powder regrinding device according to the present utility model;

FIG. 3 is a half cross-sectional view of a fine rubber powder regrinding device according to the present utility model;

FIG. 4 is a top view of the inside of a pulverizing chamber of a fine rubber powder pulverizing device according to the present utility model;

Fig. 5 is a schematic view of another overall structure of a fine rubber powder regrinding device according to the present utility model.

In the drawing, 1, a frame, 2, a protective shell, 3, a baffle plate, 4, a feeding long cylinder, 5, a feeding hopper, 6, a screening net, 7, a sliding material channel, 8, a crushing cavity, 9, a discharging pipeline, 10, a rotating shaft, 11, a helical blade, 12, a crushing knife, 13, a rotary table, 14, a refrigerating device, 15 and a protective door.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in figures 1-5, the fine rubber powder re-crushing device comprises a frame 1, a protective shell 2, a feeding screening assembly and a crushing assembly, wherein the frame 1 is provided with corresponding supporting force, the protective shell 2 is arranged at the top end of the frame 1, a corresponding accommodating cavity is formed in the protective shell, a partition plate 3 is arranged in the middle of the accommodating cavity, the upper screening cavity and the lower crushing cavity 8 are separated from the inner cavity of the protective shell 2, a protective door 15 is preferably arranged on the side wall of the screening cavity and used for taking out collected rubber powder with corresponding particle size, a heat dissipation cavity is arranged at the top end of the protective shell 2, a refrigerating device 14 is arranged at the top end of the heat dissipation cavity, a corresponding heat dissipation operation is carried out in the crushing cavity 8 from a sliding material channel 7 to the lower side, in addition, a refrigerating device 14 is arranged on the outer wall of the sliding material channel 7 and communicated with the crushing cavity 8 through a pipeline, corresponding air cooling operation is carried out, and in the multiple crushing operation, the cooling operation in the crushing cavity 8 can be enhanced, and the refrigerating device 14 can be a corresponding air cooling device.

In the embodiment, the feeding screening assembly comprises a feeding long barrel 4, one end of the feeding long barrel is positioned at the outer side of the screening cavity and is connected with a feeding hopper 5, the other end of the feeding long barrel is extended into the screening cavity from one side, a hollow opening with a preset length is formed in the side wall of the corresponding part extending into the screening cavity, a screening net 6 is arranged at the position of the hollow opening, when the rubber powder is pushed to the screening net 6, the rubber powder with the corresponding particle size can be screened out from the screening net 6 and enters the screening cavity to be collected, the other end of the feeding long barrel 4 is communicated with a crushing cavity 8 through a sliding channel 7, and the feeding hopper 5 is used for feeding the rubber powder into the feeding long barrel 4 at one feeding end of the feeding long barrel 4;

in this embodiment, the feeding screening assembly further comprises a spiral feeding assembly rotatably mounted inside the feeding long cylinder 4 and feeding from one end to the other end, specifically, the spiral feeding assembly comprises a rotating shaft 10 and spiral blades 11 assembled on the rotating shaft 10, the rotating shaft 10 is rotatably mounted in the feeding long cylinder 4, one end of the spiral blade is connected with a rotation driving device, corresponding rotation operation is performed in the feeding long cylinder 4, and the spiral blades 11 are arranged to feed from one feeding end to one discharging end of the feeding long cylinder 4 during rotation. Here, the rotating shaft 10 is connected to a rotating motor, and after the rotating motor is started, the output end of the rotating motor rotates to drive the rotating shaft 10 to rotate, and the helical blades 11 synchronously rotate along with the rotating shaft 10 to perform corresponding pushing operation.

In some preferred embodiments, the crushing assembly is rotatably arranged in the crushing cavity 8 to perform corresponding crushing operation, the lower part of the side wall of the crushing cavity 8 is communicated with a discharging pipeline 9 for discharging, a separation net is assembled at the communication part of the discharging pipeline 9 and the crushing cavity 8, and the discharging pipeline 9 guides the crushed rubber powder to be discharged out of the crushing cavity 8.

Specifically, the smashing component comprises a turntable 13 and smashing knives 12 arranged on the turntable 13, the bottom of the turntable 13 is connected with a rotary drive, the rotary drive is arranged at the bottom of the protective shell 2 and provides rotary drive force for the turntable 13, the smashing knives 12 are arranged at the edge position of the top end of the turntable 13 in an annular array mode, and preferably, the smashing knives 12 are arranged on the turntable 13 through bolts. The crushing cutter 12 is triangular, the edges of the crushing cutter 12 are provided with cutting edges, the crushing cutter 12 is obliquely arranged to the outer side of the turntable 13, and the corresponding crushing cutter 12 can be installed in the middle of rotation to correspondingly crush rubber powder.

When the device is specifically used, the device is arranged at a proper operation position, rubber powder discharged by the discharging pipeline 9 can be fed into the feeding long cylinder 4 through the corresponding feeding component and continuously enter the sieving and re-crushing operation unit through the feeding hopper 5, after the rubber powder enters the feeding long cylinder 4, the rotating motor is started, the spiral blade 11 in the feeding long cylinder 4 pushes the rubber powder into the sieving cavity, the rubber powder is sieved through the sieving net 6 and enters the sieving cavity to be collected, the rubber powder discharged from the feeding long cylinder 4 enters the crushing cavity 8 through the feeding channel, the rotating drive connected with the rotary disc 13 is started, the rotary disc 13 rotates in the crushing cavity 8, the crushing cutter 12 rotates along with the rotary disc 13, the crushed rubber powder is discharged to the outside of the crushing cavity 8 through the discharging pipeline 9, if the rubber powder does not meet the particle size requirement, the corresponding feeding component again enters the sieving and re-crushing unit, the rest rubber powder is sent to the crushing cavity 8 to be crushed again after the rubber powder meeting the particle size is sieved, the rest rubber powder is crushed again in the crushing cavity 8, the crushing process is reduced, the crushing amount of the rubber powder to be crushed is lifted, and the crushing operation burden is reduced, and the crushing operation is reduced.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. A fine rubber powder regrinding device, comprising:

The rack is provided with corresponding supporting force;

the middle part of the accommodating cavity is provided with a baffle plate which separates the upper screening cavity and the lower crushing cavity from the inner cavity of the protecting shell;

The feeding screening assembly comprises a feeding long barrel, a spiral feeding assembly, a feeding device and a feeding device, wherein one end of the feeding long barrel is positioned at the outer side of the screening cavity and is connected with a feeding hopper, the other end of the feeding long barrel extends into the screening cavity from one side, a hollow opening with a preset length is formed in the side wall of the corresponding part extending into the screening cavity, a screening net is arranged at the position of the hollow opening, and the other end of the feeding long barrel is communicated with the crushing cavity through a sliding channel;

And the crushing assembly is rotatably arranged in the crushing cavity and is used for carrying out corresponding crushing operation.

2. The fine rubber powder regrinding device of claim 1, wherein the lower part of the side wall of the grinding cavity is communicated with a discharging pipeline for discharging, and a separation net is assembled at the communicating part of the discharging pipeline and the grinding cavity.

3. A fine rubber powder regrinding device according to claim 1, wherein the spiral feeding assembly comprises a rotating shaft and spiral blades assembled on the rotating shaft, the rotating shaft is rotatably arranged in the feeding long cylinder, one end of the rotating shaft is connected with a rotary drive, corresponding rotary operation is carried out in the feeding long cylinder, and the spiral blades are arranged to feed from the feeding end to the discharging end of the feeding long cylinder during rotation.

4. The fine rubber powder regrinding device of claim 1, wherein the regrinding assembly comprises a turntable and a regrinding knife arranged on the turntable, the bottom of the turntable is connected with a rotary drive, the rotary drive is arranged at the bottom of the protective shell and provides rotary drive force for the turntable, and the regrinding knife is arranged at the edge of the top end of the turntable and is distributed in an annular array.

5. The fine rubber powder regrinding device of claim 1, wherein the outer wall of the sliding channel is provided with a refrigerating device, and the refrigerating device is communicated with the inside of the grinding cavity through a pipeline to perform corresponding air cooling operation.

6. The fine rubber powder regrinding device of claim 1, wherein the side wall of the sieving chamber is provided with a protective door.

7. A fine rubber powder regrinding device as claimed in claim 4, wherein the regrinding knife is mounted on the turntable by bolts.