CN110152866A - A kind of efficient municipal construction sandstone screening installation - Google Patents
A kind of efficient municipal construction sandstone screening installation Download PDFInfo
- Publication number
- CN110152866A CN110152866A CN201810173304.6A CN201810173304A CN110152866A CN 110152866 A CN110152866 A CN 110152866A CN 201810173304 A CN201810173304 A CN 201810173304A CN 110152866 A CN110152866 A CN 110152866A
- Authority
- CN
- China
- Prior art keywords
- sieve plate
- water tank
- pipe
- plate
- sandstone
- 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
- B02C21/02—Transportable disintegrating plant
-
- 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
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- 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
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a kind of efficient municipal construction sandstone screening installations, including crush box, spray row, conveying pipeline, breaker roll, crushing teeth, sparge pipe, water filter plate, water tank, return pipe, screen box, sieve plate, outlet pipe, cleaning brush and rotating roller, the crush box top is equipped with feed pipe, feed pipe inner inclination is equipped with grid, installation is equipped with multiple groups breaker roll inside crush box, breaker roll outer wall is uniformly provided with crushing teeth, crushing teeth on multiple groups breaker roll is mutually twisted setting, crush box bottom end outlet end is connected to by conveying pipeline with screen box, screen box is tilted to be equipped with sieve plate, cam is equipped with below sieve plate, water filter plate is arranged in water tank inner vertical, water tank bottom end is equipped with sparge pipe, sparge pipe outlet end is equipped with spray row, spray row is mounted on inside water tank top, water tank bottom end is equipped with sediment and skids off plate.Water is recycled the present invention, saves resource and cost, conducive to the screening of sandstone, improves working efficiency and effect, and structure is simple, easy to use, is conducive to promote.
Description
Technical field
The present invention relates to a kind of municipal field, specifically a kind of efficient municipal construction sandstone screening installations.
Background technique
Municipal works refer to urban operating mechanism construction project.In China, urban operating mechanism refers to be built in metropolitan district, town (township) planning
If being arranged in range, providing the various buildings of paid or free public product and service based on government responsibility and obligation for resident
Object, structures, equipment etc..Municipal works are usually to belong to the infrastructure of country, are that city survival and development are essential
Material base is the primary condition uplifted the people's living standard and opened to the outside world.Sandstone is because of its good hardness and stable change
Learn property, often as good construction material, concrete material and be widely used in house, road, highway, railway, engineering
Equal fields.With the requirement and high-tech development of infrastructure construction technology, have to the quality and quantity of sandstone higher
Requirement.Sandstone category loose material, but the general hardness of its particle is larger, and under ground surface environment, and chemical property is stablized.Municipal construction
Many places require concrete, the sand of 80% or more whole volume are accounted in concrete, building stones are gathered materials on the spot, resourceful, effectively
It reduces the production cost.According to functional requirement is used, the material mating ratio and construction technology for changing concrete can be quite big
In the range of the intensity of concrete, thermal-insulation heat-resistant, durability and processing performance are adjusted.Mixed concrete it is excellent can
Mouldability is moulded, concrete is made to be suitable for the construction requirement of the structural elements of various shape complexity.In concrete structure, sandstone master
Skeleton function is played, the volume of stabilizing concrete transmits stress, while inhibiting to shrink, prevents from cracking.In building and infrastructure
In play extremely important effect, it may be said that there is no sandstone, just there is no concrete, just without concrete construction and basic work yet
Journey.Have the function of to various sizes of sandstone different, existing sandstone screening working efficiency is low, it is difficult to meet increasingly bustling
Production and living needs.
Summary of the invention
The purpose of the present invention is to provide a kind of efficient municipal construction sandstone screening installations, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme:
A kind of efficient municipal construction sandstone screening installation, including crush box, spray row, conveying pipeline, breaker roll, crushing teeth, sparge pipe,
Water filter plate, water tank, return pipe, screen box, sieve plate, outlet pipe, cleaning brush and rotating roller, the crush box top are equipped with charging
Pipe, feed pipe inner inclination are equipped with grid, and installation is equipped with multiple groups breaker roll inside crush box, and breaker roll outer wall is uniformly provided with broken
Tooth, the crushing teeth on multiple groups breaker roll are mutually twisted setting, and crush box bottom end outlet end is connected to by conveying pipeline with screen box, sieve
Bottom face is selected to be equipped with guide wheel, screen box is tilted to be equipped with sieve plate, cam is equipped with below sieve plate, sieve plate includes the first sieve plate and second
Sieve plate, the first sieve plate least significant end and the second sieve plate most significant end are arranged in the same side, and the first sieve plate least significant end is arranged equipped with crude sandstone
Outlet pipe, the second sieve plate least significant end are equipped with secondary sandstone discharge pipe, and screen box bottom end is provided tiltedly with guide plate, and guide plate least significant end is equipped with
Water pipe, outlet pipe are connected to return pipe one end, and the return pipe other end is connect with water tank upper end side wall, and reflux is installed on return pipe
Pump, is equipped with rotating roller, the uniform cleaning brush of rotating roller outer wall between the first sieve plate and the second sieve plate, rotating roller and external motor connect
It connects, water tank top is equipped with water inlet, and water filter plate is arranged in water tank inner vertical, and water tank bottom end is equipped with sparge pipe, sparge pipe outlet end
It is arranged equipped with spray, spray row is mounted on inside water tank top, and water tank bottom end is equipped with sediment and skids off plate.
As a further solution of the present invention: the grid least significant end is equipped with rubbish discharge pipe.
As further scheme of the invention: the breaker roll central axis is connect with external motor.
As further scheme of the invention: the guide wheel is equipped with parking brake.
As further scheme of the invention: the sieve plate is flexibly connected with screen box screening chamber interior wall.
As further scheme of the invention: the sparge pipe and water tank junction and return pipe and water tank junction
It is separately positioned on water filter plate two sides.
As further scheme of the invention: the sediment skids off plate least significant end equipped with sediment discharge pipe, sinks
Starch skids off plate and return pipe and the same side of water filter plate is arranged in water tank junction.
Compared with prior art, the beneficial effects of the present invention are: the present invention puts into sandstone in crush box by feed pipe,
The rubbish such as branch therein are discharged under the action of grid, improve the pure of sandstone, crushing teeth rotation is driven by breaker roll,
Sandstone or stone are broken into the sandstone of more fine particle, used conducive to the raw material of different buildings, guide wheel facilitates device mobile, saves
Shi Shengli is shaken by cam driven sieve plate, facilitates the screening of sandstone, is sieved sand classifying by the first sieve plate and the second sieve plate
It elects, the different sandstones discharge after water flow cleaning does different purposes to the sandstone of variable grain size, is easy to use, passes through
Reflux pump and return pipe, which flow back into the water separated in water tank, to be recycled, and resource and cost are saved, and is turned by rotating roller
It is dynamic to drive cleaning brush overturning, overturning movement conveniently is carried out to the sandstone on the second sieve plate, conducive to the screening of sandstone, improves work effect
Rate, by water filter plate by contaminant filters such as mud in the water of reflux, it is sliding by sediment to skid off plate for sediment after the completion of work
Discharge is fallen, clear water passes through water filter plate and is sprayed by spray row, cleans to sandstone, improve working efficiency and effect, and structure is simple,
It is easy to use, it is conducive to promote.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of efficient municipal construction sandstone screening installation.
Fig. 2 is the structural schematic diagram of breaker roll in efficient municipal construction sandstone screening installation.
Fig. 3 is the connection schematic diagram of sieve plate in efficient municipal construction sandstone screening installation.
In figure: 1, guide wheel, 2, crush box, 3, water inlet, 4, sediment skid off plate, 5, grid, 6, feed pipe, 7, spray row,
8, conveying pipeline, 9, breaker roll, 10, crushing teeth, 11, sparge pipe, 12, water filter plate, 13, water tank, 14, reflux pump, 15, return pipe,
16, screen box, the 17, first sieve plate, 18, crude sandstone discharge pipe, the 19, second sieve plate, 20, secondary sandstone discharge pipe, 21, convex
Wheel, 22, outlet pipe, 23, guide plate, 24, cleaning brush, 25, rotating roller.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Fig. 1-3, a kind of efficient municipal construction sandstone screening installation, including crush box 2, spray is please referred to arrange 7, conveying pipeline 8, break
Broken roller 9, crushing teeth 10, sparge pipe 11, water filter plate 12, water tank 13, return pipe 15, screen box 16, sieve plate, outlet pipe 22, cleaning
Brush 24 and rotating roller 25,2 top of crush box are equipped with feed pipe 6, and 6 inner inclination of feed pipe is equipped with grid 5, and grid 5 is most
Low side is equipped with rubbish discharge pipe, sandstone is put into crush box 2 by feed pipe 6, by branch therein under the action of grid 5
Rubbish discharge is waited, improves the pure of sandstone, installation is equipped with multiple groups breaker roll 9,9 central axis of breaker roll and outside inside crush box 2
Motor connection, 9 outer wall of breaker roll are uniformly provided with crushing teeth 10, and the crushing teeth 10 on multiple groups breaker roll 9 is mutually twisted setting, passes through
Breaker roll 9 drives crushing teeth 10 to rotate, and sandstone or stone is broken into the sandstone of more fine particle, conducive to the raw material of different buildings
It uses, 2 bottom end outlet end of crush box is connected to by conveying pipeline 8 with screen box 16, and 16 bottom surface of screen box is equipped with guide wheel 1, on guide wheel 1
Equipped with parking brake, guide wheel 1 facilitates device mobile, time saving and energy saving, and screen box 16 is tilted to be equipped with sieve plate, sieve plate and screen box screen box
16 inner walls are flexibly connected, and cam 21 is equipped with below sieve plate, are driven sieve plate vibration by cam 21, are facilitated the screening of sandstone, sieve plate
Including the first sieve plate 17 and the second sieve plate 19,17 least significant end of the first sieve plate and 19 most significant end of the second sieve plate are arranged in the same side, the
One sieve plate, 17 least significant end is equipped with crude sandstone discharge pipe 18, and 19 least significant end of the second sieve plate is equipped with secondary sandstone discharge pipe 20, screening
16 bottom end of case is provided tiltedly with guide plate 23, and 23 least significant end of guide plate is equipped with outlet pipe 22, and outlet pipe 22 is connected to 15 one end of return pipe, returns
15 other end of flow tube is connect with 13 upper end side wall of water tank, and reflux pump 14 is installed on return pipe 15, passes through the first sieve plate 17 and second
Sieve plate 19 screens sand classifying, and the different sandstones discharge after water flow cleaning does difference to the sandstone of variable grain size
Purposes is easy to use, flows back into water tank 13 water separated by reflux pump 14 and return pipe 15 and be recycled, and saves
Resource and cost, between the first sieve plate 17 and the second sieve plate 19 be equipped with rotating roller 25, the uniform cleaning brush 24 of 25 outer wall of rotating roller,
Rotating roller 25 is connect with external motor, is rotated by rotating roller 25 and cleaning brush 24 is driven to overturn, convenient on the second sieve plate 19
Sandstone carries out overturning movement, conducive to the screening of sandstone, improves working efficiency, 13 top of water tank is equipped with water inlet 3,3 side of water inlet
Just water is supplemented, conducive to the flushing of sandstone, facilitates screening, water filter plate 12 is arranged in 13 inner vertical of water tank, and 13 bottom end of water tank is equipped with spray
Water pipe 11,11 outlet end of sparge pipe are equipped with spray row 7, and spray row 7 is mounted on inside 13 top of water tank, and sparge pipe 11 is connect with water tank 13
Place and return pipe 15 and 13 junction of water tank are separately positioned on 12 two sides of water filter plate, and 13 bottom end of water tank is equipped with sediment and skids off plate 4,
Sediment skids off 4 least significant end of plate equipped with sediment discharge pipe, and sediment skids off plate 4 and return pipe 15 and 13 junction of water tank is arranged
In the same side of water filter plate 12, by water filter plate 12 by contaminant filters such as mud in the water of reflux, sediment after the completion of work
Plate 4 is skidded off by sediment and slides discharge, and clear water passes through water filter plate 12 and sprayed by spray row 7, cleans to sandstone, improve work
Make efficiency and effect.
The working principle of the invention is: the present invention puts into sandstone in crush box by feed pipe, under the action of grid
The rubbish such as branch therein are discharged, the pure of sandstone is improved, crushing teeth rotation is driven by breaker roll, sandstone or stone are broken
It is broken into the sandstone of more fine particle, is used conducive to the raw material of different buildings, guide wheel facilitates device mobile, and it is time saving and energy saving, by convex
Wheel drives sieve plate vibration, facilitates the screening of sandstone, is screened sand classifying by the first sieve plate and the second sieve plate, water flow is clear
Different sandstones discharge after washing, does different purposes to the sandstone of variable grain size, is easy to use, passes through reflux pump and return pipe
The water separated is flowed back into water tank and is recycled, resource and cost are saved, is rotated by rotating roller and cleaning brush is driven to turn over
Turn, it is convenient that overturning movement is carried out to the sandstone on the second sieve plate, conducive to the screening of sandstone, working efficiency is improved, water filter plate is passed through
By contaminant filters such as mud in the water of reflux, sediment skids off plate by sediment and slides discharge after the completion of work, and clear water is worn
It crosses water filter plate to spray by spray row, sandstone is cleaned, working efficiency and effect are improved.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
It makes a variety of changes.
Claims (7)
1. a kind of efficient municipal construction sandstone screening installation, including crush box (2), spray row (7), conveying pipeline (8), breaker roll (9),
Crushing teeth (10), sparge pipe (11), water filter plate (12), water tank (13), return pipe (15), screen box (16), sieve plate, outlet pipe
(22), cleaning brush (24) and rotating roller (25), which is characterized in that crush box (2) top is equipped with feed pipe (6), charging
It manages (6) inner inclination and is equipped with grid (5), installation is equipped with multiple groups breaker roll (9) inside crush box (2), and breaker roll (9) outer wall is uniform
Equipped with crushing teeth (10), the crushing teeth (10) on multiple groups breaker roll (9) is mutually twisted setting, and crush box (2) bottom end outlet end is logical
It crosses conveying pipeline (8) to be connected to screen box (16), screen box (16) bottom surface is equipped with guide wheel (1), and screen box (16) is tilted to be equipped with sieve
Plate, sieve plate lower section are equipped with cam (21), and sieve plate includes the first sieve plate (17) and the second sieve plate (19), the first sieve plate (17) least significant end
With the setting of the second sieve plate (19) most significant end in the same side, the first sieve plate (17) least significant end is equipped with crude sandstone discharge pipe (18), the
Two sieve plates (19) least significant end is equipped with secondary sandstone discharge pipe (20), and screen box (16) bottom end is provided tiltedly with guide plate (23), guide plate
(23) least significant end is equipped with outlet pipe (22), and outlet pipe (22) is connected to return pipe (15) one end, return pipe (15) other end and water
Case (13) upper end side wall connects, and reflux pump (14) is installed on return pipe (15), between the first sieve plate (17) and the second sieve plate (19)
Equipped with rotating roller (25), rotating roller (25) uniform cleaning brush of outer wall (24), rotating roller (25) is connect with external motor, water tank
(13) top is equipped with water inlet (3), and water filter plate (12) are arranged in water tank (13) inner vertical, and water tank (13) bottom end is equipped with sparge pipe
(11), sparge pipe (11) outlet end is equipped with spray row (7), and spray row (7) is mounted on inside water tank (13) top, and water tank (13) bottom end is set
There is sediment to skid off plate (4).
2. efficient municipal construction sandstone screening installation according to claim 1, which is characterized in that the grid (5) is most
Low side is equipped with rubbish discharge pipe.
3. efficient municipal construction sandstone screening installation according to claim 1, which is characterized in that the breaker roll (9)
Central axis is connect with external motor.
4. efficient municipal construction sandstone screening installation according to claim 1, which is characterized in that on the guide wheel (1)
Equipped with parking brake.
5. efficient municipal construction sandstone screening installation according to claim 1, which is characterized in that the sieve plate and screening
Case screen box (16) inner wall is flexibly connected.
6. efficient municipal construction sandstone screening installation according to claim 1, which is characterized in that the sparge pipe (11)
Water filter plate (12) two sides are separately positioned on water tank (13) junction and return pipe (15) and water tank (13) junction.
7. efficient municipal construction sandstone screening installation according to claim 1, which is characterized in that the sediment skids off
Plate (4) least significant end is equipped with sediment discharge pipe, and sediment skids off plate (4) and return pipe (15) and the setting of water tank (13) junction exists
The same side of water filter plate (12).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810173304.6A CN110152866A (en) | 2018-03-02 | 2018-03-02 | A kind of efficient municipal construction sandstone screening installation |
| PCT/CN2018/105600 WO2019165776A1 (en) | 2018-03-02 | 2018-09-14 | High-efficiency municipal construction sand screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810173304.6A CN110152866A (en) | 2018-03-02 | 2018-03-02 | A kind of efficient municipal construction sandstone screening installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110152866A true CN110152866A (en) | 2019-08-23 |
Family
ID=67635625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810173304.6A Withdrawn CN110152866A (en) | 2018-03-02 | 2018-03-02 | A kind of efficient municipal construction sandstone screening installation |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110152866A (en) |
| WO (1) | WO2019165776A1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586237A (en) * | 2019-09-26 | 2019-12-20 | 沛县宝业建筑工业化有限公司 | Broken screening all-in-one of concrete stone material |
| CN110918179A (en) * | 2019-12-10 | 2020-03-27 | 枣庄鑫金山智能机械股份有限公司 | Building grit safety breaker |
| CN111604112A (en) * | 2020-05-19 | 2020-09-01 | 北京康禾建筑工程有限公司 | Gravel and sand grinding and screening device that building engineering used |
| CN112473872A (en) * | 2020-12-01 | 2021-03-12 | 绍兴泰谱环保科技有限公司 | A dry mud reducing mechanism dewaters for cement manufacture |
| CN112570257A (en) * | 2020-11-27 | 2021-03-30 | 浙江绩丰机械有限公司 | Sand and stone separator for construction machinery |
| CN113798048A (en) * | 2021-09-22 | 2021-12-17 | 黑龙江中医药大学 | Impurity removing device for traditional Chinese medicine paris polyphylla pharmaceutical technology for clearing heat and removing toxicity |
| CN117101841A (en) * | 2023-08-25 | 2023-11-24 | 嘉兴市交通工程建设管理服务中心 | Stone breaker is used in bridge tunnel construction |
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| CN111250203A (en) * | 2020-01-16 | 2020-06-09 | 王锦 | Cement reducing mechanism |
| CN113245272A (en) * | 2021-04-30 | 2021-08-13 | 淮安市建筑工程质量检测中心有限公司 | Sand and stone cleaning and separating equipment for constructional engineering and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110586237A (en) * | 2019-09-26 | 2019-12-20 | 沛县宝业建筑工业化有限公司 | Broken screening all-in-one of concrete stone material |
| CN110918179A (en) * | 2019-12-10 | 2020-03-27 | 枣庄鑫金山智能机械股份有限公司 | Building grit safety breaker |
| CN111604112A (en) * | 2020-05-19 | 2020-09-01 | 北京康禾建筑工程有限公司 | Gravel and sand grinding and screening device that building engineering used |
| CN112570257A (en) * | 2020-11-27 | 2021-03-30 | 浙江绩丰机械有限公司 | Sand and stone separator for construction machinery |
| CN112473872A (en) * | 2020-12-01 | 2021-03-12 | 绍兴泰谱环保科技有限公司 | A dry mud reducing mechanism dewaters for cement manufacture |
| CN113798048A (en) * | 2021-09-22 | 2021-12-17 | 黑龙江中医药大学 | Impurity removing device for traditional Chinese medicine paris polyphylla pharmaceutical technology for clearing heat and removing toxicity |
| CN117101841A (en) * | 2023-08-25 | 2023-11-24 | 嘉兴市交通工程建设管理服务中心 | Stone breaker is used in bridge tunnel construction |
| CN117101841B (en) * | 2023-08-25 | 2024-05-14 | 嘉兴市交通工程建设管理服务中心 | Stone breaker is used in bridge tunnel construction |
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| Publication number | Publication date |
|---|---|
| WO2019165776A1 (en) | 2019-09-06 |
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