CN107442251A - A kind of cement plant lime stone crushing grinding device - Google Patents
A kind of cement plant lime stone crushing grinding device Download PDFInfo
- Publication number
- CN107442251A CN107442251A CN201710700524.5A CN201710700524A CN107442251A CN 107442251 A CN107442251 A CN 107442251A CN 201710700524 A CN201710700524 A CN 201710700524A CN 107442251 A CN107442251 A CN 107442251A
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- China
- Prior art keywords
- chamber
- crushing
- sieve plate
- lime stone
- broken
- 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
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/04—Safety devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a kind of cement plant lime stone crushing grinding device, including body, fixed seat, water tank, broken block, little gear, gear wheel and partial gear；The inside of the body is installed with vertical clapboard, and the inside of body is divided into crushing chamber and driving chamber by vertical clapboard；The inside of the crushing chamber is installed with the first sieve plate and the second sieve plate, and the first sieve plate is located at the upside of the second sieve plate and the inside of crushing chamber is divided into crushing chamber, fine chamber and discharge chamber by the second sieve plate and the first sieve plate from top to bottom；The inner rotation of the fine chamber is provided with roller in small, broken bits.The present invention can carry out crushing and in small, broken bits, crushing effect is excellent by setting broken block and roller in small, broken bits to block lime stone；Baffle plate is additionally provided with, the lime stone for preventing from direct plungeing into damages interior arrangement；Sprinkling water pipe and atomizer are additionally provided with, dedusting can be carried out during charging, protects the health of user.
Description
Technical field
The present invention relates to a kind of lime stone processing unit (plant), specifically a kind of cement plant lime stone crushing grinding device.
Background technology
Lime stone main composition-calcium carbonate CaCO3.Lime and lime stone are to be largely used to construction material, the raw material of industry.
Lime stone can directly be processed into building stones and be fired into quick lime.The quick lime CaO moisture absorptions add water just to turn into white lime, white lime
Main component is Ca (OH) 2, can be referred to as calcium hydroxide, white lime is formulated into lime white, lime paste etc., as application material
Material and brick and tile adhesive.
Lime stone is the main raw material(s) of manufacture of cement, and cement plant needs when carrying out manufacture of cement are broken to block lime stone
It is processed again after broken；Existing Limestone crushing device structure is excessively complicated, and crushing effect is poor, it is difficult to meets
The production in cement plant needs.
The content of the invention
It is an object of the invention to provide a kind of cement plant lime stone crushing grinding device, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the present invention provides following technical scheme：
A kind of cement plant lime stone crushing grinding device, including body, fixed seat, water tank, broken block, little gear, canine tooth
Wheel and partial gear；The inside of the body is installed with vertical clapboard, vertical clapboard by the inside of body be divided into crushing chamber and
Driving chamber, crushing chamber are located at the front side of driving chamber；The inside of the crushing chamber is installed with the first sieve plate and the second sieve plate, the
One sieve plate is located at the upside of the second sieve plate and the inside of crushing chamber is divided into brokenly by the second sieve plate and the first sieve plate from top to bottom
Broken room, fine chamber and discharge chamber；The fixed seat has two, and is symmetrically mounted on the inwall of crushing chamber, the both sides of crushing chamber
Two pieces of baffle plates are also symmetrically hinged with inwall, the bottom of two pieces of baffle plates is fixed by second spring with two fixed seats respectively to be connected
Connect；The broken block has two, and is slidably mounted on respectively between the second sieve plate and two fixed seats, passes through on the outside of broken block
First spring is fixedly connected with the inwall of crushing chamber, and the inner side of broken block is uniformly provided with some crushing teeths；It is the little gear, big
Gear and partial gear are rotatably installed in the inside of driving chamber by the 3rd rotating shaft, the second rotating shaft and first rotating shaft respectively, small
Gear and gear wheel intermeshing, gear wheel and partial gear have teeth portion engagement, the 3rd rotating shaft and the second rotating shaft point
It is not fixedly connected by connecting rod with two broken blocks；The inner rotation of the fine chamber is provided with roller in small, broken bits, fine chamber it is interior
Portion is also symmetrically arranged with two pieces of curved walls, and two pieces of curved walls form a circular cavity being engaged with roller in small, broken bits, in small, broken bits
Some teeth in small, broken bits are provided with roller and cavity inner wall；Sprinkling water pipe is also installed with the top plate of the crushing chamber, it is described
Water tank is fixedly mounted on the right side of body, and sprinkling water pipe connects with water tank, and if spraying the downside of water pipe and being uniformly provided with dry fog
Change shower nozzle.
As the further scheme of the present invention：The sieve aperture of first sieve plate is small with the sieve aperture of the second sieve plate.
As further scheme of the invention：The upper left side of the crushing chamber offers charging aperture, and charging aperture is positioned at gear
The left side of plate.
As further scheme of the invention：The inside of the driving chamber, which is also installed with, drives first rotating shaft to rotate
Rotary electric machine.
As further scheme of the invention：The outside of the fine chamber, which is also installed with, drives what roller in small, broken bits rotated
Motor.
As further scheme of the invention：The inner inclination of the discharge chamber is provided with stock guide, and discharge chamber is located at
The right side opening of stock guide is provided with discharging opening.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention, can be right by setting broken block and roller in small, broken bits
Block lime stone carries out broken and in small, broken bits, and crushing effect is excellent；Be additionally provided with baffle plate, prevent that the lime stone that direct plunges into from damaging in
Part device；Sprinkling water pipe and atomizer are additionally provided with, dedusting can be carried out during charging, protects the body of user
Health.
Brief description of the drawings
Fig. 1 is the structural representation of cement plant lime stone crushing grinding device.
Fig. 2 is the top view of the second sieve plate in the lime stone crushing grinding device of cement plant.
Fig. 3 is the side view of cement plant lime stone crushing grinding device.
Fig. 4 is the rearview in the lime stone crushing grinding device of cement plant.
In figure：1- bodies, the sieve plates of 2- first, 3- motors, the sieve plates of 4- second, the springs of 5- first, 6- fixed seats, 7- gears
Plate, 8- charging apertures, 9- sprinklings water pipe, 10- second springs, 11- water tanks, 12- crushing shells, 13- rollers in small, broken bits, 14- discharging openings, 15-
Stock guide, 16- little gears, 17- connecting rods, 18- gear wheels, 19- partial gears, 20- curved walls, 21- vertical clapboards, 22-
First rotating shaft, 23- rotary electric machines, the rotating shafts of 24- second, the rotating shafts of 25- the 3rd.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1~4, in the embodiment of the present invention, a kind of cement plant lime stone crushing grinding device, including it is body 1, solid
Reservation 6, water tank 11, broken block 12, little gear 16, gear wheel 18 and partial gear 19；Peace is fixed in the inside of the body 1
Equipped with vertical clapboard 21, the inside of body 1 is divided into crushing chamber and driving chamber by vertical clapboard 21, and crushing chamber is located at the front side of driving chamber；
The inside of the crushing chamber is installed with the first sieve plate 2 and the second sieve plate 4, and the sieve aperture of the first sieve plate 2 is small with the second sieve plate 4,
First sieve plate 2 be located at the upside of the second sieve plate 4 and the second sieve plate 4 and the first sieve plate 2 by the inside of crushing chamber from top to bottom successively
Be divided into crushing chamber, fine chamber and discharge chamber, to be crushed to lime stone, it is in small, broken bits and discharging；The fixed seat 6 has two,
And be symmetrically mounted on the inwall of crushing chamber, two pieces of baffle plates 7, two pieces of baffle plates 7 are also symmetrically hinged with the both sides inwall of crushing chamber
Bottom be fixedly connected respectively by second spring 10 with two fixed seats 6；The upper left side of the crushing chamber offers charging aperture
8, charging aperture 8 is located at the left side of baffle plate 7, when the inside of the lime stone input body 1 of bulk, lime stone extruding baffle plate 7, and baffle plate
The second spring 10 of 7 downsides reduces the kinetic energy of lime stone, prevents lime stone from destroying the interior arrangement of body 1；The broken block 12
There are two, and be slidably mounted on respectively between the second sieve plate 4 and two fixed seats 6, the outside of broken block 12 passes through the first spring 5
It is fixedly connected with the inwall of crushing chamber, the inner side of broken block 12 is uniformly provided with some crushing teeths, so as to the lime stone to bulk
Carry out attrition crushing；The little gear 16, gear wheel 18 and partial gear 19 pass through the 3rd rotating shaft 25, the second rotating shaft 24 respectively
The inside of driving chamber is rotatably installed in first rotating shaft 22, little gear 16 and gear wheel 18 are intermeshed, gear wheel 18 and endless
All gear 19 has teeth portion engagement, and the 3rd rotating shaft 25 and the second rotating shaft 24 pass through connecting rod 17 and two broken blocks 12 respectively
It is fixedly connected, the inside of the driving chamber is also installed with the rotary electric machine 23 for driving first rotating shaft 22 to rotate, rotary electric machine
23 drive first rotating shafts 22 rotate clockwise in the inside of driving chamber, so as to drive partial gear 19 to rotate clockwise, when not
When complete gear 19 engages with gear wheel 18, gear wheel 18 rotates counterclockwise, and little gear 16 rotates clockwise, so as to pass through second
The rotating shaft 25 of rotating shaft 24 and the 3rd drive two broken blocks 12 open, now the first spring 5 is compressed, when partial gear 19 not with
When gear wheel 18 engages, two broken blocks 12 are extruding lime stone in the presence of first spring 5 among phase；The fine chamber it is interior
Portion is rotatablely equipped with roller 13 in small, broken bits, and the inside of fine chamber is also symmetrically arranged with two pieces of curved walls 20, two pieces of shapes of curved wall 20
The circular cavity being engaged into one with roller 13 in small, broken bits, some teeth in small, broken bits are provided with roller 13 and cavity inner wall in small, broken bits, so as to
It is in small, broken bits to the lime stone progress after broken；The outside of the fine chamber is also installed with the driving electricity for driving roller 13 in small, broken bits to rotate
Machine 3；The inner inclination of the discharge chamber is provided with stock guide 15, and the right side opening that discharge chamber is located at stock guide 15 is provided with discharging opening
14, so that the lime stone after in small, broken bits discharges；Sprinkling water pipe 9, the water tank 11 are also installed with the top plate of the crushing chamber
It is fixedly mounted on the right side of body 1, sprinkling water pipe 9 connects with water tank 11, and if spraying the downside of water pipe 9 and being uniformly provided with dry fog
Change shower nozzle, the water inlet of sprinkling water pipe 9 is provided with suction pump, and lime stone can produce substantial amounts of dust when feeding, open suction pump,
Atomizer is set effectively to carry out depositing dust processing.
The present invention operation principle be：The cement plant lime stone crushing grinding device, the suction pump in water tank 11 is opened,
Start motor 3 and electric rotating machine 23, block lime stone, lime stone extruding baffle plate are added from charging aperture 8 to the inside of body 1
7, the second spring 10 of the downside of baffle plate 7 reduces the kinetic energy of lime stone, lime stone is slowly into the inside of crushing chamber, now revolves
Rotating motor 23 drives first rotating shaft 22 to be rotated clockwise in the inside of driving chamber, so as to drive partial gear 19 to turn clockwise
Dynamic, when partial gear 19 engages with gear wheel 18, gear wheel 18 rotates counterclockwise, and little gear 16 rotates clockwise, so as to
Two broken blocks 12 are driven to open by the second rotating shaft 24 and the 3rd rotating shaft 25, now the first spring 5 is compressed, when incomplete tooth
When wheel 19 does not engage with gear wheel 18, two broken blocks 12 are extruding lime stone in the presence of first spring 5 among phase, and to stone
Lime stone is crushed；Lime stone after broken is fallen into fine chamber from the sieve aperture of the second sieve plate 4, and motor 3 drives roller 13 in small, broken bits
Rotate, it is in small, broken bits so as to be carried out to the lime stone after crushing；Powdered lime stone after in small, broken bits is fallen on from the sieve aperture of the first sieve plate 2 leads
On flitch 15, then discharged from discharging opening 14 to the right.
The present invention can carry out broken and in small, broken bits, crushing effect by setting broken block and roller in small, broken bits to block lime stone
It is excellent；Baffle plate is additionally provided with, the lime stone for preventing from direct plungeing into damages interior arrangement；It is additionally provided with sprinkling water pipe and atomization is sprayed
Head, dedusting can be carried out during charging, protect the health of user.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
- A kind of 1. cement plant lime stone crushing grinding device, it is characterised in that including body (1), fixed seat (6), water tank (11) block (12), little gear (16), gear wheel (18) and partial gear (19), are crushed；Peace is fixed in the inside of the body (1) Equipped with vertical clapboard (21), the inside of body (1) is divided into crushing chamber and driving chamber by vertical clapboard (21), and crushing chamber is located at driving chamber Front side；The inside of the crushing chamber is installed with the first sieve plate (2) and the second sieve plate (4), and the first sieve plate (2) is positioned at the second sieve The inside of crushing chamber is divided into crushing chamber, thin by the upside of plate (4) and the second sieve plate (4) and the first sieve plate (2) from top to bottom Broken room and discharge chamber；The fixed seat (6) has two, and is symmetrically mounted on the inwall of crushing chamber, the both sides inwall of crushing chamber On be also symmetrically hinged with two pieces of baffle plates (7), the bottom of two pieces of baffle plates (7) passes through second spring (10) and two fixed seats respectively (6) it is fixedly connected；The broken block (12) has two, and be slidably mounted on respectively the second sieve plate (4) and two fixed seats (6) it Between, the outside of broken block (12) is fixedly connected by the first spring (5) with the inwall of crushing chamber, and the inner side for crushing block (12) is uniform Some crushing teeths are installed；The little gear (16), gear wheel (18) and partial gear (19) pass through the 3rd rotating shaft respectively (25), the second rotating shaft (24) and first rotating shaft (22) are rotatably installed in the inside of driving chamber, little gear (16) and gear wheel (18) Intermeshing, gear wheel (18) and partial gear (19) have teeth portion engagement, the 3rd rotating shaft (25) and the second rotating shaft (24) it is fixedly connected respectively by connecting rod (17) with two broken blocks (12)；The inner rotation of the fine chamber is provided with small, broken bits Roller (13), the inside of fine chamber are also symmetrically arranged with two pieces of curved walls (20), two pieces of curved walls (20) formed one with it is thin The circular cavity that broken roller (13) is engaged, some teeth in small, broken bits are provided with roller (13) in small, broken bits and cavity inner wall；The crushing chamber Top plate on be also installed with sprinkling water pipe (9), the water tank (11) is fixedly mounted on the right side of body (1), sprays water pipe (9) connected with water tank (11), and the downside for spraying water pipe (9) is uniformly provided with some atomizers.
- 2. lime stone crushing grinding device in cement plant according to claim 1, it is characterised in that first sieve plate (2) Sieve aperture it is small with the sieve aperture of the second sieve plate (4).
- 3. lime stone crushing grinding device in cement plant according to claim 1, it is characterised in that the upper left of the crushing chamber Side offers charging aperture (8), and charging aperture (8) is located at the left side of baffle plate (7).
- 4. lime stone crushing grinding device in cement plant according to claim 1, it is characterised in that the inside of the driving chamber Also it is installed with the rotary electric machine (23) for driving first rotating shaft (22) to rotate.
- 5. lime stone crushing grinding device in cement plant according to claim 1, it is characterised in that the outside of the fine chamber Also it is installed with the motor (3) for driving roller (13) in small, broken bits to rotate.
- 6. lime stone crushing grinding device in cement plant according to claim 1, it is characterised in that the inside of the discharge chamber Stock guide (15) is tiltedly installed with, the right side opening that discharge chamber is located at stock guide (15) is provided with discharging opening (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710700524.5A CN107442251A (en) | 2017-08-16 | 2017-08-16 | A kind of cement plant lime stone crushing grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710700524.5A CN107442251A (en) | 2017-08-16 | 2017-08-16 | A kind of cement plant lime stone crushing grinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107442251A true CN107442251A (en) | 2017-12-08 |
Family
ID=60492486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710700524.5A Withdrawn CN107442251A (en) | 2017-08-16 | 2017-08-16 | A kind of cement plant lime stone crushing grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107442251A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108339607A (en) * | 2018-02-10 | 2018-07-31 | 陈云燕 | A kind of building waste grinding device with dust-absorbing function |
| CN108435279A (en) * | 2018-03-27 | 2018-08-24 | 芜湖天梦信息科技有限公司 | A kind of waste and old brick and tile retracting device of architectural engineering |
| CN108671994A (en) * | 2018-05-24 | 2018-10-19 | 宁波沸柴机器人科技有限公司 | A kind of waste recovery device |
| CN111558442A (en) * | 2018-10-19 | 2020-08-21 | 向朝婉 | Stone crushing device and method for tunnel construction |
| CN111790467A (en) * | 2020-07-31 | 2020-10-20 | 上海珐偲生物科技工程有限公司 | Traditional chinese medicine crushing apparatus |
| CN113522404A (en) * | 2021-07-24 | 2021-10-22 | 嘉兴昊海建设工程有限公司 | Municipal house building garbage crushing equipment and garbage treatment method using same |
| CN116159652A (en) * | 2022-12-12 | 2023-05-26 | 陆佳慧 | Limestone pulverizing process for cement curing |
-
2017
- 2017-08-16 CN CN201710700524.5A patent/CN107442251A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108339607A (en) * | 2018-02-10 | 2018-07-31 | 陈云燕 | A kind of building waste grinding device with dust-absorbing function |
| CN108435279A (en) * | 2018-03-27 | 2018-08-24 | 芜湖天梦信息科技有限公司 | A kind of waste and old brick and tile retracting device of architectural engineering |
| CN108671994A (en) * | 2018-05-24 | 2018-10-19 | 宁波沸柴机器人科技有限公司 | A kind of waste recovery device |
| CN111558442A (en) * | 2018-10-19 | 2020-08-21 | 向朝婉 | Stone crushing device and method for tunnel construction |
| CN111558442B (en) * | 2018-10-19 | 2021-06-01 | 南京溧水高新产业股权投资有限公司 | Stone crushing device and method for tunnel construction |
| CN111790467A (en) * | 2020-07-31 | 2020-10-20 | 上海珐偲生物科技工程有限公司 | Traditional chinese medicine crushing apparatus |
| CN113522404A (en) * | 2021-07-24 | 2021-10-22 | 嘉兴昊海建设工程有限公司 | Municipal house building garbage crushing equipment and garbage treatment method using same |
| CN116159652A (en) * | 2022-12-12 | 2023-05-26 | 陆佳慧 | Limestone pulverizing process for cement curing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171208 |
|
| WW01 | Invention patent application withdrawn after publication |