CN104826699A - Crusher and adjusting device thereof - Google Patents
Crusher and adjusting device thereof Download PDFInfo
- Publication number
- CN104826699A CN104826699A CN201510232934.2A CN201510232934A CN104826699A CN 104826699 A CN104826699 A CN 104826699A CN 201510232934 A CN201510232934 A CN 201510232934A CN 104826699 A CN104826699 A CN 104826699A
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- CN
- China
- Prior art keywords
- spring
- frame
- adjusting device
- supported
- mount
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/02—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
- B02C13/06—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor
- B02C13/09—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor and throwing the material against an anvil or impact plate
- B02C13/095—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor and throwing the material against an anvil or impact plate with an adjustable anvil or impact plate
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention relates to the field of engineering machinery and discloses an adjusting device for a crusher and the crusher. The adjusting device is arranged on a rack of the crusher and is connected with an impact rack of the crusher; the adjusting device comprises an impact screw rod, a spring screw rod, a spring sleeving the spring screw rod and a spring support arranged outside the rack, the impact screw rod and the spring screw rod penetrate through the spring support and the rack, one end, arranged at the inner side of the rack, of the impact screw rod is connected with the impact rack, the spring is arranged at the inner side of the spring support, and the spring can apply bias pressure facing the rack to the impact screw rod by the spring support. According to the technical scheme, the lengths, extending out of the rack, of the spring and the spring screw rod, can be reduced, the stability can be improved, the shaking phenomenon during work can be avoided, the occupied space is reduced and the integral arrangement of the crusher is facilitated.
Description
Technical field
The present invention relates to engineering machinery field, particularly, relate to a kind of adjusting device for disintegrating machine and disintegrating machine.
Background technology
Disintegrating machine is that material is carried out broken new and effective disintegrating machine by a kind of impact principle that utilizes, and is widely used in the materials such as broken building waste, sandstone aggregate, ore, can be used as coarse crushing and in broken, also can be used as in small, broken bits.
For impact breaker, as shown in Figure 1, wearing piece bar 8 is arranged on rotating rotor 7 its primary structure, and counterpunch board 4 is arranged on impact rack 3.Wherein, rotor 7 can be driven around its horizontally disposed rotating shaft rotation by motor, and impact rack 3 is fixed in frame 2 by bearing pin and also can rotates around this bearing pin.In addition, impact rack 3 also has adjusting device by pinned connection, and this adjusting device is for regulating the gap between counterpunch board 4 and bar 8, and the pretightning force that impact rack 3 bears.
When material enters first order crusher chamber, the bar 8 of quick rotation by material throwing to counterpunch board 4, impact grinding is carried out between bar 8 and counterpunch board 4, until when raw meal particle size is less than the gap between the counterpunch board 4 of first order crusher chamber and bar 8, material enters second level crusher chamber and carries out again broken.Usually, according to broken needs, crushing steps can be designed to two-stage fragmentation or three grades of fragmentations.Being shown in Fig. 1 has the disintegrating machine of three grades of crusher chamber.
In order to obtain higher crushing efficiency and better final discharging-material size, need to adjust according to material characteristic the pretightning force that gap between counterpunch board 4 and bar 8 and counterpunch board 4 bear at any time.Therefore, adjusting device 1, for disintegrating machine, belongs to one of key components and parts, answers emphasis to consider its structural reliability, adjustment convenience and integrally-built harmony etc. when designing.
But there are some problems in the structure of existing adjusting device 1: adjusting device 1 needs protruding longer distance relative to frame 2 usually, take up room on the one hand large, require higher to disintegrating machine installation environment, easily there is the phenomenon of rocking in poor stability on the other hand during work.
Summary of the invention
The object of this invention is to provide a kind of adjusting device for disintegrating machine, this adjusting device can reduce the length of stretching out frame Outboard Sections, is convenient to the integral arrangement of disintegrating machine.
To achieve these goals, the invention provides a kind of adjusting device for disintegrating machine, the frame that this adjusting device is arranged on this disintegrating machine is connected with the impact rack of this disintegrating machine, wherein, described adjusting device comprises counterattack screw rod, spring spiro rod, the spring(-supported) mount that is set in the spring on this spring spiro rod and is arranged on outside described frame, this counterattack screw rod and this spring spiro rod are all arranged through described spring(-supported) mount and described frame, one end that described counterattack screw rod is arranged on inside described frame is connected with impact rack, wherein
Described spring is arranged on the inner side of described spring(-supported) mount, and described spring is placed through described spring(-supported) mount and applies towards the biasing force of described frame described counterattack screw rod.
Preferably, described spring is arranged through described frame.
Preferably, described adjusting device also comprises through described frame and the sleeve be fixedly installed relative to described frame, and one end between described spring(-supported) mount and described frame of described sleeve is provided with end cap.
Preferably, the first end extending to the outside of described spring(-supported) mount of described spring spiro rod is provided with pre-load nut, described spring spiro rod passes described end cap and extends to described sleeve inner, described spring is arranged on described sleeve inner, and second end extending to described sleeve inner of described spring spiro rod is provided with baffle portion.
Preferably, the sidewall of described sleeve is provided with gathering sill, described spring spiro rod is provided with lug boss, this lug boss arranges through this gathering sill and can slide along described gathering sill.
Preferably, described lug boss is arranged in described baffle portion.
Preferably, the part that described frame is at least passed at described counterattack screw rod and described spring spiro rod is set to box-structure.
Preferably, described box-structure comprises frame mainboard and cross section is the bent plate of U-shaped, and the U-shaped sidewall of this bent plate is connected on this frame mainboard to surround described box-structure.
Preferably, between described adjusting nut and described rack shelf and/or between described adjusting nut and described spring(-supported) mount, be provided with bolster,
And/or be provided with buffering spacer and butterfly spring between described adjusting nut and described frame,
And/or be provided with spherical pad between described adjusting nut and described spring(-supported) mount.
The present invention also provides a kind of disintegrating machine, and wherein, this disintegrating machine comprises adjusting device of the present invention.
Spring spiro rod of the present invention and spring are arranged through frame and spring(-supported) mount.By technique scheme, the length that spring and spring spiro rod stretch out outside frame can be reduced, not only can improve stability, prevent from occurring shaking phenomenon during work, and reduce to take up room, be conducive to the integral arrangement of disintegrating machine.
Other features and advantages of the present invention are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for description, is used from explanation the present invention, but is not construed as limiting the invention with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the schematic diagram of disintegrating machine of the prior art;
Fig. 2 is the schematic diagram of adjusting device of the present invention, and wherein left side is corresponding sectional view;
Fig. 3 is the partial schematic diagram of frame of the present invention;
Fig. 4 is the schematic diagram of spring spiro rod of the present invention.
Description of reference numerals
1 adjusting device; 11,11 ' impact rack screw rod; 12 spring(-supported) mounts; 13 adjusting nuts; 14 spring spiro rods; 141 baffle portion; 142 lug bosses; 15 springs; 16 pre-load nuts; 17 buffering spacers; 18 butterfly springs; 19 spherical pads; 2 frames; 21 screw rod installing racks; 22 sleeves; 221 gathering sills; 23 end caps; 3 impact racks; 4 counterpunch boards; 7 rotors; 8 wearing piece bars
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the present invention, when not doing contrary explanation, the noun of locality of use is as suitably understood in conjunction with direction shown in Figure of description or in conjunction with the direction in practical application.
The invention provides a kind of adjusting device for disintegrating machine, the frame 2 that this adjusting device is arranged on this disintegrating machine is connected with the impact rack 3 of this disintegrating machine, wherein, described adjusting device comprises counterattack screw rod 11, spring spiro rod 14, the spring(-supported) mount 12 that is set in the spring 15 on this spring spiro rod 14 and is arranged on outside described frame 2, this counterattack screw rod 11 and this spring spiro rod 14 are all arranged through described spring(-supported) mount 12 and described frame 2, one end that described counterattack screw rod 11 is arranged on inside described frame 2 is connected with impact rack 3, wherein
Described spring 15 is arranged on the inner side of described spring(-supported) mount 12, and described spring 15 is placed through described spring(-supported) mount 12 and applies towards the biasing force of described frame 2 described counterattack screw rod 11.
In embodiment mentioned above, the length that spring 15 regulates counterattack screw rod 11 to stretch out to frame 2 inside by spring(-supported) mount 12 thus regulate the gap between counterpunch board 4 and bar 8, and utilize spring(-supported) mount 12 to apply pretightning force to described counterattack screw rod 11.Therefore, counterattack screw rod 11 of the present invention, spring spiro rod 14 and spring 15 can adopt in prior art that any one can realize the structure of above-mentioned functions, and the present invention is not limited this.
In order to make to realize applying towards the biasing force of frame 2 to counterattack screw rod 11, usual spring 15 also needs to apply towards the biasing force of frame 2 to spring(-supported) mount 12, the technical scheme of this area routine spring is arranged on the outside of spring(-supported) mount 12 away from frame 2, therefore make spring spiro rod 14 and spring 15 protruding relative to frame 2, take up room larger, and poor stability, easily there is shaking phenomenon.According to technical scheme of the present invention, spring spiro rod 14 is set to arrange through spring(-supported) mount 12 and frame 2 with strikeing back as screw rod 11, and spring spiro rod 14 and spring 15 are arranged so that spring applies towards the biasing force of frame 2 spring(-supported) mount 12.Because spring 15 is enclosed within spring spiro rod 14, therefore preferably, described spring 15 is also arranged through described frame 2.
For the ease of understanding and describe the advantage of technical solution of the present invention, give a kind of preferred embodiment according to technical scheme of the present invention at this.Particularly, counterattack screw rod 11 is also provided with the adjusting nut 13 between pedestal 2 and spring(-supported) mount 12, spring 15 is arranged on the inner side of spring(-supported) mount 12, the first end extending to the outside of spring(-supported) mount 12 of spring spiro rod 14 is provided with pre-load nut 16, and spring 15 is set to apply towards the biasing force of frame 2 spring(-supported) mount 12.Because adjusting nut 13 is arranged between spring(-supported) mount 12 and frame 2, and spring(-supported) mount 12 and frame 2 are fixed parts, therefore when rotating adjusting bolt 13, between adjusting bolt 13 with counterattack screw rod 11, relative rotation occurs, adjusting bolt 13 holding position is motionless thus promotion strikes back screw rod 11 along its length relative to frame 2 stretching motion.Because adjusting nut 13 is arranged on the side towards frame 2 of spring(-supported) mount 12, therefore spring(-supported) mount 12 has towards the power of frame 2 side, therefore need the spring 15 pairs of spring(-supported) mounts 12 on spring spiro rod 14 to apply towards the biasing force of frame 2, thus spring(-supported) mount 12 is applied towards the pretightning force of frame 2 counterattack screw rod 11 by adjusting nut 13.
It should be noted that, the concrete structure of the present invention to spring spiro rod 14 and spring 15 is not limited, and any spring 15 pairs of spring(-supported) mounts 12 that can make apply can both be applied in the present invention towards the structure of the biasing force of frame 2.
Spring spiro rod of the present invention and spring are arranged through frame and spring(-supported) mount.By technique scheme, the length that spring and spring spiro rod stretch out outside frame can be reduced, not only can improve stability, prevent from occurring shaking phenomenon during work, and reduce to take up room, be conducive to the integral arrangement of disintegrating machine.
Preferably, described adjusting device also comprises through described frame 2 and the sleeve 22 be fixedly installed relative to described frame 2, and one end between described spring(-supported) mount 12 and described frame 2 of described sleeve 22 is provided with end cap 23.In order to cooperatively interact with this sleeve 22, preferably, the first end extending to the outside of described spring(-supported) mount 12 of described spring spiro rod 14 is provided with pre-load nut 16, described spring spiro rod 14 is through described end cap 23 and to described sleeve 22 inside extension, it is inner that described spring 15 is arranged on described sleeve 22, and second end extending to described sleeve 22 inside of described spring spiro rod 14 is provided with baffle portion 141.
Above has been given a kind of preferred embodiment of adjusting device, wherein spring spiro rod 14 extends to the inside of sleeve 22 through end cap 23, therefore the two ends of spring 15 are connected between the baffle portion 141 of end cap 23 and spring spiro rod 14, and end cap 23 is fixed relative to frame 2 together with sleeve 22, therefore spring 15 can apply towards the biasing force of frame to spring spiro rod 14, this biasing force is delivered to pre-load nut 16 by spring spiro rod 14, be delivered to spring(-supported) mount 12 by pre-load nut 16 again, be delivered on counterattack screw rod 11 eventually through adjusting nut 13.
Preferably, the sidewall of described sleeve 22 is provided with gathering sill 221, described spring spiro rod 14 is provided with lug boss 142, this lug boss 142 arranges through this gathering sill 221 and can slide along described gathering sill 221.
In the adjusting device 1 of prior art, often drive spring spiro rod to rotate together when rotating pre-load nut thereupon, pretightning force cannot be regulated, in the inventive solutions, in order to avoid driving spring spiro rod 14 together to rotate when rotation pre-load nut 16 thereupon, thus cause the pretightning force be difficult to counterattack screw rod 11 to regulate, spring spiro rod 14 can be fixed in circumferential direction relative to sleeve 22.Spring spiro rod 14 can stretch along the length direction of the gathering sill 221 of sleeve 22, namely spring spiro rod 14 can move along gathering sill 221 relative to sleeve 22, but when spring spiro rod 14 has the trend jointly rotated with pre-load nut 16, lug boss 142 can be limited in gathering sill 221 in circumferential direction, thus stops spring spiro rod 14 together to rotate with pre-load nut 16.
This lug boss 142 can be arranged on position suitable arbitrarily on spring spiro rod 14 as required.Preferably, described lug boss 142 is arranged in described baffle portion 141, thus prevents flexible the interfering of lug boss 142 pairs of springs 15.
In addition, when crusher in crushing bulk or hard material, spring 15 can apply impulsive force to end cap 23, and when impact rack 3 resets, impact rack screw rod 11 pairs of frames also can apply impulsive force, in order to increase the holding capacity of the impulsive force produced in frame 2 pairs of courses of work, improve the reliability of frame 2, preferably, the part that described frame 2 is at least passed at described counterattack screw rod 11 and described spring spiro rod 14 is set to box-structure, thus improves the intensity of frame 2.Certainly, other parts of frame 2 also correspondingly can be set to box or other structures to improve intensity.
Preferably, as shown in Figure 3, described box-structure comprises the bent plate 25 that frame mainboard 24 and cross section are U-shaped, and the U-shaped sidewall of this bent plate 25 is connected on this frame mainboard 24 to surround described box-structure.Namely two U-shaped sidewalls of the bent plate 25 of U-shaped form box structure together with the surface soldered of frame mainboard 24.Above-mentioned preferred embodiment not only structure is simple, is easy to processing, but also can transforms existing frame 2 easily, such as, and the bent plate 25 needing the position transforming box-structure as to install U-shaped additional.
In the course of work of disintegrating machine; adjusting device often can be subject to the effect of impulsive force; in order to avoid the impact that this impulsive force causes frame for movement; reduce the vibration that adjusting device is subject to; preferably, bolster is provided with between described adjusting nut 13 and described frame 2 support and/or between described adjusting nut 13 and described spring(-supported) mount 12.This bolster can select the part or structure that in prior art, any one is suitable for.Preferably, buffering spacer 17 and butterfly spring 18 is provided with between described adjusting nut 13 and described frame 2.Further, preferably, spherical pad 19 is provided with between described adjusting nut 13 and described spring(-supported) mount 12.
The present invention also provides a kind of disintegrating machine, and wherein, this disintegrating machine comprises adjusting device of the present invention.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible combination.
In addition, also can be combined between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. the adjusting device for disintegrating machine, the frame (2) that this adjusting device is arranged on this disintegrating machine goes up and is connected with the impact rack (3) of this disintegrating machine, it is characterized in that, described adjusting device comprises counterattack screw rod (11), spring spiro rod (14), be set in the spring (15) on this spring spiro rod (14) and be arranged on the spring(-supported) mount (12) outside described frame (2), this counterattack screw rod (11) and this spring spiro rod (14) are all arranged through described spring(-supported) mount (12) and described frame (2), one end that described counterattack screw rod (11) is arranged on described frame (2) inner side is connected with impact rack (3), wherein,
Described spring (15) is arranged on the inner side of described spring(-supported) mount (12), and described spring (15) is placed through described spring(-supported) mount (12) and applies towards the biasing force of described frame (2) described counterattack screw rod (11).
2. adjusting device according to claim 1, is characterized in that, described spring (15) is arranged through described frame (2).
3. adjusting device according to claim 1, it is characterized in that, described adjusting device also comprises through described frame (2) and the sleeve (22) be fixedly installed relative to described frame (2), and one end be positioned between described spring(-supported) mount (12) and described frame (2) of described sleeve (22) is provided with end cap (23).
4. adjusting device according to claim 3, it is characterized in that, the first end extending to the outside of described spring(-supported) mount (12) of described spring spiro rod (14) is provided with pre-load nut (16), described spring spiro rod (14) is through described end cap (23) and to the extension of described sleeve (22) inside, it is inner that described spring (15) is arranged on described sleeve (22), and extending on the second inner end of described sleeve (22) of described spring spiro rod (14) is provided with baffle portion (141).
5. adjusting device according to claim 4, it is characterized in that, the sidewall of described sleeve (22) is provided with gathering sill (221), described spring spiro rod (14) is provided with lug boss (142), this lug boss (142) arranges through this gathering sill (221) and can slide along described gathering sill (221).
6. adjusting device according to claim 5, is characterized in that, described lug boss (142) is arranged in described baffle portion (141).
7. adjusting device according to claim 1, is characterized in that, the part that described frame (2) is at least passed described counterattack screw rod (11) and described spring spiro rod (14) is set to box-structure.
8. adjusting device according to claim 7, it is characterized in that, described box-structure comprises the bent plate (25) that frame mainboard (24) and cross section are U-shaped, and the U-shaped sidewall of this bent plate (25) is connected on this frame mainboard (24) to surround described box-structure.
9. adjusting device according to claim 1, it is characterized in that, bolster is provided with between described adjusting nut (13) and described frame (2) support and/or between described adjusting nut (13) and described spring(-supported) mount (12)
And/or between described adjusting nut (13) and described frame (2), be provided with buffering spacer (17) and butterfly spring (18),
And/or be provided with spherical pad (19) between described adjusting nut (13) and described spring(-supported) mount (12).
10. a disintegrating machine, is characterized in that, this disintegrating machine comprises the adjusting device in the claims 1-9 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510232934.2A CN104826699B (en) | 2015-05-08 | 2015-05-08 | Disintegrating machine and its adjusting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510232934.2A CN104826699B (en) | 2015-05-08 | 2015-05-08 | Disintegrating machine and its adjusting apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104826699A true CN104826699A (en) | 2015-08-12 |
| CN104826699B CN104826699B (en) | 2017-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510232934.2A Active CN104826699B (en) | 2015-05-08 | 2015-05-08 | Disintegrating machine and its adjusting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104826699B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395833A (en) * | 2018-08-30 | 2019-03-01 | 北京百旺环境科技股份有限公司 | Grate plate and sand making machine under a kind of sand making machine |
| CN110586287A (en) * | 2019-10-28 | 2019-12-20 | 河南黎明重工科技股份有限公司 | Impact rack adjusting device of impact crusher |
| CN112934368A (en) * | 2021-01-28 | 2021-06-11 | 韶关祺瑞环保设备有限公司 | Impact crusher |
| CN113275101A (en) * | 2021-05-20 | 2021-08-20 | 黄石海纳新材料科技股份有限公司 | Wollastonite high-speed crusher |
| CN117258913A (en) * | 2023-10-17 | 2023-12-22 | 生态环境部南京环境科学研究所 | Device for preparing road material by utilizing high-efficiency carbon fixation of solid waste |
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| EP1964612A1 (en) * | 2007-02-28 | 2008-09-03 | Krupp Hazemag SAS | Beater mill for crushing and/or grinding mineral matter comprising automated adjustment means |
| CN201223811Y (en) * | 2008-07-07 | 2009-04-22 | 王守强 | Double-thread pressure clearance adjusting mechanism |
| JP2009291666A (en) * | 2008-06-02 | 2009-12-17 | Nakayama Iron Works Ltd | Impact crusher |
| CN202224211U (en) * | 2011-09-22 | 2012-05-23 | 上海龙阳机械厂 | Adjusting device for impact rack of impact crusher |
| CN203108609U (en) * | 2013-03-03 | 2013-08-07 | 韶关核力重工机械有限公司 | Back rack adjusting device |
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| EP0563868A1 (en) * | 1992-04-02 | 1993-10-06 | Krupp Fördertechnik GmbH | Device for adjusting the impact surface of an impact breaker |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395833A (en) * | 2018-08-30 | 2019-03-01 | 北京百旺环境科技股份有限公司 | Grate plate and sand making machine under a kind of sand making machine |
| CN109395833B (en) * | 2018-08-30 | 2024-03-22 | 北京百旺环境科技股份有限公司 | Sand making machine |
| CN110586287A (en) * | 2019-10-28 | 2019-12-20 | 河南黎明重工科技股份有限公司 | Impact rack adjusting device of impact crusher |
| CN112934368A (en) * | 2021-01-28 | 2021-06-11 | 韶关祺瑞环保设备有限公司 | Impact crusher |
| CN113275101A (en) * | 2021-05-20 | 2021-08-20 | 黄石海纳新材料科技股份有限公司 | Wollastonite high-speed crusher |
| CN117258913A (en) * | 2023-10-17 | 2023-12-22 | 生态环境部南京环境科学研究所 | Device for preparing road material by utilizing high-efficiency carbon fixation of solid waste |
| CN117258913B (en) * | 2023-10-17 | 2024-02-06 | 生态环境部南京环境科学研究所 | Device for preparing road material by utilizing solid waste |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104826699B (en) | 2017-12-15 |
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