CN109569407B - Old and useless lithium cell agitating unit - Google Patents
Old and useless lithium cell agitating unit Download PDFInfo
- Publication number
- CN109569407B CN109569407B CN201910002040.2A CN201910002040A CN109569407B CN 109569407 B CN109569407 B CN 109569407B CN 201910002040 A CN201910002040 A CN 201910002040A CN 109569407 B CN109569407 B CN 109569407B
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- Prior art keywords
- stirring
- plate
- limiting
- box body
- waste lithium
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
- B01F33/833—Devices with several tools rotating about different axis in the same receptacle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/55—Baffles; Flow breakers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/75—Discharge mechanisms
- B01F35/754—Discharge mechanisms characterised by the means for discharging the components from the mixer
- B01F35/75455—Discharge mechanisms characterised by the means for discharging the components from the mixer using a rotary discharge means, e.g. a screw beneath the receptacle
- B01F35/754551—Discharge mechanisms characterised by the means for discharging the components from the mixer using a rotary discharge means, e.g. a screw beneath the receptacle using helical screws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
- B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Food Science & Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention relates to the field of waste lithium battery treatment, in particular to a waste lithium battery stirring device, which comprises a box body, wherein a feeding bin is arranged at the upper end of the box body, a discharging bin is arranged at the lower end of the box body, a buffer plate is arranged in the box body and below the feeding bin, a transversely inclined stirring barrel is arranged at the lower end of the buffer plate, a stirring shaft is coaxially arranged in the stirring barrel and is rotationally connected with a first driving motor outside the box body, and a stirring mechanism is arranged along the circumferential direction of the stirring shaft, in the invention, the stirring mechanism fully stirs and crushes waste lithium batteries, wherein the stirring plate and the stirring shaft can be disassembled and reassembled through the ingenious matching among all structures, so that all parts of the stirring mechanism can be disassembled, replaced and maintained in time, the service life of the device is prolonged.
Description
The technical field is as follows:
the invention relates to the field of waste lithium battery treatment, in particular to a waste lithium battery stirring device.
Background art:
in recent years, as environmental pollution and energy crisis problems are increasingly prominent, new energy vehicles and power storage batteries are developed dramatically, and the power storage batteries include lead-acid storage batteries, nickel-hydrogen power batteries and lithium-ion power batteries, wherein the lithium-ion power batteries with high energy density and cycle characteristics are known as the best development direction of future power storage batteries.
At present, after a battery disassembling machine is used for disassembling and separating an external packaging plastic shell, a metal aluminum shell or a metal steel shell from a waste lithium ion battery, an electric core is taken out and sent to be stirred and crushed subsequently, the waste lithium battery is subjected to final recovery treatment, a stirring mechanism used in the conventional stirring device is basically fixedly connected and is in a high-strength working state for a long time, and if a part of a structure cannot be replaced through disassembly for timely maintenance, the service life of the stirring mechanism can be shortened, and economic loss is caused.
The invention content is as follows:
the invention aims to solve the technical problem of providing a waste lithium battery stirring device.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a waste lithium battery stirring device comprises a box body, wherein a feeding bin is arranged at the upper end of the box body, a discharging bin is arranged at the lower end of the box body, a buffer plate is arranged below the feeding bin inside the box body, a transversely inclined stirring barrel is arranged at the lower end of the buffer plate, a feeding port is formed in the side wall of the upward inclined end of the stirring barrel, a discharging port is formed in the side wall of the downward inclined end of the stirring barrel, a stirring shaft is coaxially arranged inside the stirring barrel, the stirring shaft is rotatably connected with a first driving motor outside the box body, and a stirring mechanism is circumferentially arranged on the stirring shaft;
the stirring mechanism includes: the stirring shaft is provided with a plurality of stirring plates along the circumferential direction, first crushing blades are uniformly arranged on the surfaces of the stirring plates, the cross section of each stirring plate is in a right-angled triangle shape, an arc-shaped groove is formed in a right angle of one end, close to the stirring shaft, of each stirring plate, the stirring plates are tightly abutted to the stirring shaft through the arc-shaped grooves, right-angled edges between the stirring plates are mutually limited and abutted, a protruding equidirectional limiting rod is arranged on the surface of the stirring shaft, a limiting groove is inwards formed in the arc-shaped groove, the limiting rod is in limiting clamping connection with the limiting groove, a positioning hole which is equidirectional with the stirring shaft is arranged on the end surface of each stirring plate, close to the stirring shaft, and transversely penetrates through the stirring plates, the positioning rods are inserted into the positioning holes, annular limiting plates are respectively arranged at the two ends of the stirring plates, and the annular limiting plates are provided with first limiting holes which are correspondingly matched with the stirring shaft, the annular limiting plate is provided with a second limiting hole correspondingly matched with the positioning hole, and two ends of the positioning rod sequentially penetrate through the positioning hole and the limiting hole respectively and are connected with limiting nuts outside the limiting plate.
Further, a plurality of transverse stirring rollers are arranged at the lower end of a discharge port of the stirring drum inside the box body, second crushing blades are arranged on the surfaces of the stirring rollers, the stirring rollers are rotatably connected with a second driving motor outside the box body, and the rotating directions of the adjacent stirring rollers are opposite.
Furthermore, the first crushing blade and the second crushing blade are distributed on the surfaces of the stirring plate and the stirring roller in a staggered mode.
Furthermore, the inner wall of the mixing drum is uniformly provided with third crushing blades.
Further, at least one buffer plate is arranged.
Further, the buffer plate includes: backup pad, returning face plate, gyration spring, the both sides that the box is relative are provided with horizontal backup pad inwards respectively, the backup pad is terminal to be provided with the returning face plate through the gyration spring is articulated, the returning face plate is adjacent and be located the feeding storehouse under, the upper end of returning face plate all sets up to the inclined plane at tendency center.
Further, the lower end of the discharging bin is provided with a discharging channel, a stirring screw rod is arranged in the discharging channel, and the stirring screw rod is externally connected with a third driving motor.
Furthermore, the mixing drum is provided with reinforcing plates at the discharge port and the feed port.
The working principle of the invention is as follows: the during operation, pour old and useless lithium cell from this feeding storehouse, enter into the feed inlet under the buffering of buffer board, under first driving motor's drive, the (mixing) shaft drives rabbling mechanism and stirs crushing to old and useless lithium cell, wherein in the rabbling mechanism, the (mixing) shaft circumference is provided with the stirring board, it is spacing to carry out the joint through gag lever post and the spacing groove that sets up on the contact surface between (mixing) shaft and the stirring board, it is provided with the locating rod to run through in the locating hole of stirring board, the locating rod is provided with ring limiting plate in the both ends of stirring board, the (mixing) shaft, the locating rod locks spacingly through stop nut with ring limiting plate.
The invention has the beneficial effects that: according to the invention, the waste lithium batteries are fully stirred and crushed by the stirring mechanism, wherein the stirring plate and the stirring shaft can be disassembled and reassembled by skillful matching of the structures, so that each part of the stirring mechanism can be disassembled, replaced and maintained in time at any time, and the service life of the stirring mechanism is prolonged.
Description of the drawings:
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of a mixing drum provided by the present invention;
FIG. 4 is a schematic structural diagram of a stirring mechanism provided in the present invention;
FIG. 5 is a schematic structural view of a stirring plate provided by the present invention;
FIG. 6 is a schematic view of the structure of the stirring shaft provided by the present invention;
FIG. 7 is a schematic view of a ring-shaped limiting plate according to the present invention;
wherein: 1-a box body; 2-a feeding bin; 3-discharging the material from a bin; 4-a buffer plate; 5-a mixing drum; 6-a feed inlet; 7-discharging port; 8-stirring shaft; 9-a first drive motor; 10-a stirring mechanism; 11-stirring plate; 12-a first comminuting blade; 13-an arc-shaped groove; 14-a limiting rod; 15-a limiting groove; 16-positioning holes; 17-a positioning rod; 18-ring-shaped limiting plate; 19-a first limit hole; 20-a second limiting hole; 21-a stirring roller; 22-second crushing blade; 23-a second drive motor; 24-a third crushing blade; 25-a limit nut; 26-a support plate; 27-a turnover plate; 28-a swiveling spring; 29-a discharge channel; 30-stirring screw; 31-a third drive motor; 32-reinforcing plate.
The specific implementation mode is as follows:
in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Example 1:
as shown in fig. 1-7, a waste lithium battery stirring device comprises a box body 1, wherein a feeding bin 2 is arranged at the upper end of the box body 1, a discharging bin 3 is arranged at the lower end of the box body, a buffer plate 4 is arranged inside the box body 1 below the feeding bin 2, a transversely inclined stirring barrel 5 is arranged at the lower end of the buffer plate 4, a feeding port is arranged on the side wall of the upward inclined end of the stirring barrel, a discharging port 7 is arranged on the side wall of the downward inclined end of the stirring barrel, a stirring shaft 8 is coaxially arranged inside the stirring barrel, the stirring shaft 8 is rotatably connected with a first driving motor 9 outside the box body 1, and a stirring mechanism 10 is circumferentially arranged on the stirring shaft 8;
the stirring mechanism 10 includes: stirring board 11, locating rod 17, annular limiting plate 18, stirring shaft 8 is provided with a plurality of stirring boards 11 along circumference, first crushing blade 12 has evenly been arranged on the surface of stirring board 11, the cross-section of stirring board 11 is right triangle, and stirring board 11 is close to the right angle of (mixing) shaft 8 one end and has been seted up the arc wall 13, stirring board 11 closely offsets with (mixing) shaft 8 through arc wall 13, the right-angle side between stirring board 11 is spacing the counterbalance each other, stirring shaft 8 surface is provided with outstanding syntropy gag lever post 14, arc wall 13 is provided with spacing groove 15 inwards, and gag lever post 14 and the spacing joint of spacing groove 15, the terminal surface of stirring board 11 is close to (mixing) shaft 8 and is provided with locating hole 16 syntropy with (mixing) shaft 8, and locating hole 16 is horizontal to pass stirring board 11, locating rod 17 has been inserted in locating hole 16, the two ends of the stirring plate 11 are respectively provided with the annular limiting plate 18, the annular limiting plate 18 is provided with a first limiting hole 19 correspondingly matched with the stirring shaft 8, the annular limiting plate 18 is provided with a second limiting hole 20 correspondingly matched with the positioning hole 16, and the two ends of the positioning rod 17 respectively sequentially penetrate through the positioning hole 16 and the limiting hole and are connected with a limiting nut 25 outside the limiting plate.
Further, inside a plurality of horizontal stirring rollers 21 that are provided with of box 1 in the discharge gate 7 lower extreme of churn 5, stirring roller 21 surface has arranged the second and has smashed blade 22, stirring roller 21 rotates in the outside second driving motor 23 of box 1 and connects, just direction of rotation between the adjacent stirring roller 21 is opposite, and stirring roller 21's setting can carry out more abundant stirring breakage to old and useless lithium cell.
Furthermore, the first crushing blades 12 and the second crushing blades 22 are distributed on the surfaces of the stirring plate 11 and the stirring roller 21 in a staggered manner.
Further, the inner wall of the mixing drum 5 is uniformly provided with third crushing blades 24, and when the waste lithium batteries roll in the mixing drum 5. The third crushing blade 24 may grind and crush the waste lithium batteries.
Example 2:
as shown in fig. 1-7, a waste lithium battery stirring device includes box 1, its characterized in that: the stirring device is characterized in that a feeding bin 2 is arranged at the upper end of a box body 1, a discharging bin 3 is arranged at the lower end of the box body, a buffer plate 4 is arranged below the feeding bin 2 inside the box body 1, a transversely inclined stirring barrel 5 is arranged at the lower end of the buffer plate 4, a feeding port is arranged on the side wall of the upward inclined end of the stirring barrel, a discharging port 7 is arranged on the side wall of the downward inclined end of the stirring barrel, a stirring shaft 8 is coaxially arranged inside the stirring barrel, the stirring shaft 8 is rotationally connected with a first driving motor 9 outside the box body 1, and a stirring mechanism 10 is arranged on the stirring shaft 8 along the circumferential direction;
the stirring mechanism 10 includes: stirring board 11, locating rod 17, annular limiting plate 18, stirring shaft 8 is provided with a plurality of stirring boards 11 along circumference, first crushing blade 12 has evenly been arranged on the surface of stirring board 11, the cross-section of stirring board 11 is right triangle, and stirring board 11 is close to the right angle of (mixing) shaft 8 one end and has been seted up the arc wall 13, stirring board 11 closely offsets with (mixing) shaft 8 through arc wall 13, the right-angle side between stirring board 11 is spacing the counterbalance each other, stirring shaft 8 surface is provided with outstanding syntropy gag lever post 14, arc wall 13 is provided with spacing groove 15 inwards, and gag lever post 14 and the spacing joint of spacing groove 15, the terminal surface of stirring board 11 is close to (mixing) shaft 8 and is provided with locating hole 16 syntropy with (mixing) shaft 8, and locating hole 16 is horizontal to pass stirring board 11, locating rod 17 has been inserted in locating hole 16, the two ends of the stirring plate 11 are respectively provided with the annular limiting plate 18, the annular limiting plate 18 is provided with a first limiting hole 19 correspondingly matched with the stirring shaft 8, the annular limiting plate 18 is provided with a second limiting hole 20 correspondingly matched with the positioning hole 16, and the two ends of the positioning rod 17 respectively sequentially penetrate through the positioning hole 16 and the limiting hole and are connected with a limiting nut 25 outside the limiting plate.
Further, at least one buffer plate 4 is provided.
Further, the buffer plate 4 includes: backup pad 26, returning face plate 27, gyration spring 28, the both sides that box 1 is relative are provided with horizontal backup pad 26 inwards respectively, backup pad 26 is terminal to be provided with returning face plate 27 through gyration spring 28 is articulated, returning face plate 27 is adjacent and be located feeding storehouse 2 under, returning face plate 27's upper end all sets up the inclined plane to the center of tendency, and backup pad 26, returning face plate 27, gyration spring 28 can cushion the old and useless lithium cell of whereabouts, and returning face plate 27's adjacent setting can prevent that the material in the churn 5 from splashing out because of the stirring simultaneously, has and stops the effect, and returning face plate 27's upper end all sets up the inclined plane to the center of tendency, the concentrated blanking of the old and useless lithium cell of being convenient for.
Further, the lower end of the discharging bin 3 is provided with a discharging channel 29, a stirring screw 30 is arranged in the discharging channel 29, and the stirring screw 30 is externally connected with a third driving motor 31.
Furthermore, the mixing drum 5 is provided with reinforcing plates 32 at the discharge port 7 and the feed port.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a waste lithium battery agitating unit, includes box (1), its characterized in that: the automatic feeding device is characterized in that a feeding bin (2) is arranged at the upper end of the box body (1), a discharging bin (3) is arranged at the lower end of the box body, a buffer plate (4) is arranged below the feeding bin (2) inside the box body (1), a transversely inclined stirring barrel (5) is arranged at the lower end of the buffer plate (4), a feeding hole is formed in the side wall of the upward inclined end of the stirring barrel, a discharging hole (7) is formed in the side wall of the downward inclined end of the stirring barrel, a stirring shaft (8) is coaxially arranged inside the stirring barrel, the stirring shaft (8) is rotatably connected with a first driving motor (9) outside the box body (1), and a stirring mechanism (10) is arranged on the;
the stirring mechanism (10) includes: the stirring device comprises a stirring plate (11), a positioning rod (17) and an annular limiting plate (18), wherein the stirring shaft (8) is provided with a plurality of stirring plates (11) along the circumferential direction, first crushing blades (12) are uniformly arranged on the surface of the stirring plates (11), the cross section of each stirring plate (11) is a right-angled triangle, an arc-shaped groove (13) is formed in the right angle of one end, close to the stirring shaft (8), of each stirring plate (11), the stirring plates (11) are tightly abutted against the stirring shaft (8) through the arc-shaped grooves (13), the right-angled edges between the stirring plates (11) are mutually limited and abutted against each other, the surface of the stirring shaft (8) is provided with a protruding homodromous limiting rod (14), the arc-shaped grooves (13) are inwards provided with limiting grooves (15), the limiting rods (14) are in limiting and abutting joint with the limiting grooves (15), the end surface of each stirring plate (11) is provided with a positioning hole (16) which is homodromous to the stirring shaft (8), the positioning hole (16) transversely penetrates through the stirring plate (11), the positioning rod (17) is inserted in the positioning hole (16), the two ends of the stirring plate (11) are respectively provided with the annular limiting plates (18), the annular limiting plates (18) are provided with first limiting holes (19) correspondingly matched with the stirring shaft (8), the annular limiting plates (18) are provided with second limiting holes (20) correspondingly matched with the positioning hole (16), the two ends of the positioning rod (17) respectively penetrate through the positioning hole (16) and the limiting holes in sequence, and limiting nuts (25) are connected to the outer sides of the limiting plates;
the first crushing blades (12) and the second crushing blades (22) are distributed on the surfaces of the stirring plate (11) and the stirring roller (21) in a staggered mode.
2. The stirring device for waste lithium batteries as claimed in claim 1, characterized in that: a plurality of transverse stirring rollers (21) are arranged at the lower end of a discharge port (7) of the stirring drum (5) inside the box body (1), second crushing blades (22) are arranged on the surface of each stirring roller (21), the stirring rollers (21) are rotatably connected with a second driving motor (23) outside the box body (1), and the rotating directions of the adjacent stirring rollers (21) are opposite.
3. The stirring device for waste lithium batteries as claimed in claim 1, characterized in that: and third crushing blades (24) are uniformly arranged on the inner wall of the stirring cylinder (5).
4. The stirring device for waste lithium batteries as claimed in claim 1, characterized in that: at least one buffer plate (4) is arranged.
5. The stirring device for waste lithium batteries as claimed in claim 1, characterized in that: the buffer plate (4) includes: backup pad (26), returning face plate (27), gyration spring (28), the both sides that box (1) is relative are provided with horizontal backup pad (26) inwards respectively, backup pad (26) end is provided with returning face plate (27) through gyration spring (28) are articulated, returning face plate (27) are adjacent and are located feeding storehouse (2) under, the upper end of returning face plate (27) all sets up the inclined plane to the center of tendency.
6. The stirring device for waste lithium batteries as claimed in claim 1, characterized in that: go out feed bin (3) lower extreme and be provided with discharging channel (29), discharging channel (29) embeds there is stirring screw rod (30), stirring screw rod (30) external third driving motor (31).
7. The stirring device for waste lithium batteries as claimed in claim 1, characterized in that: and reinforcing plates (32) are arranged at the discharge port (7) and the feed port of the mixing drum (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910002040.2A CN109569407B (en) | 2019-01-02 | 2019-01-02 | Old and useless lithium cell agitating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910002040.2A CN109569407B (en) | 2019-01-02 | 2019-01-02 | Old and useless lithium cell agitating unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109569407A CN109569407A (en) | 2019-04-05 |
| CN109569407B true CN109569407B (en) | 2021-08-06 |
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ID=65915415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910002040.2A Active CN109569407B (en) | 2019-01-02 | 2019-01-02 | Old and useless lithium cell agitating unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN109569407B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038693A (en) * | 2019-04-09 | 2019-07-23 | 金湖县兴鹏机械制造有限公司 | A kind of agricultural straw pulverizer crushing structure with second level |
| CN110576030A (en) * | 2019-09-27 | 2019-12-17 | 褚兵 | Integrative broken recovery unit of formula that flows |
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| CN104832372B (en) * | 2014-02-12 | 2019-09-27 | 上海稳得新能源科技有限公司 | The vertical shaft wind electric system of 10MW grades of aerodynamic braking |
| CN106732005B (en) * | 2017-01-18 | 2023-10-27 | 北京首创环境科技有限公司 | Stirring equipment |
| CN208010652U (en) * | 2018-01-30 | 2018-10-26 | 河北坤腾泵业有限公司 | A kind of easy-to-dismount Pulp pump complete machine impeller |
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| WO2017194873A1 (en) * | 2016-05-10 | 2017-11-16 | Colas | Apparatus for in-place recycling of materials forming part of a roadway pavement, and crusher for milling debris from a roadway pavement |
| CN106824998A (en) * | 2017-02-20 | 2017-06-13 | 沈炳国 | The sorting equipment and its classification method of disposal of a kind of categorized consumer waste disposal |
| CN206965882U (en) * | 2017-04-26 | 2018-02-06 | 刘玉云 | A kind of construction site waste material recovery device |
| CN207783616U (en) * | 2018-01-11 | 2018-08-31 | 广西壮族自治区农业科学院 | Device for improving corn straw crushing efficiency |
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| Publication number | Publication date |
|---|---|
| CN109569407A (en) | 2019-04-05 |
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