CN115215563B - Portland cement production system and production process - Google Patents
Portland cement production system and production process Download PDFInfo
- Publication number
- CN115215563B CN115215563B CN202210733971.1A CN202210733971A CN115215563B CN 115215563 B CN115215563 B CN 115215563B CN 202210733971 A CN202210733971 A CN 202210733971A CN 115215563 B CN115215563 B CN 115215563B
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- Prior art keywords
- conical
- grinding roller
- conical container
- container
- grinding
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000011398 Portland cement Substances 0.000 title claims abstract description 15
- 238000000227 grinding Methods 0.000 claims abstract description 82
- 239000004568 cement Substances 0.000 claims abstract description 38
- 238000003756 stirring Methods 0.000 claims abstract description 36
- 239000000843 powder Substances 0.000 claims abstract description 26
- 239000002994 raw material Substances 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 238000001035 drying Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003469 silicate cement Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/02—Portland cement
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
- C04B7/40—Dehydrating; Forming, e.g. granulating
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention relates to a Portland cement production system, comprising: the collecting tank is hinged with a frame at one end, and a first electric pole for driving the frame to rotate is rotationally connected between the collecting tank and the frame; the conical container is provided with a door plate; the tip end of the conical grinding roller is in spherical hinge with the conical container; the swing mechanism is used for driving the conical grinding roller to swing; and the rotating mechanism is used for driving the conical container to rotate. According to the invention, the conical container and the eccentrically arranged conical grinding roller are utilized, so that the conical container can be matched with the conical grinding roller to grind cement raw materials into powder when rotating, the working efficiency is improved, the stirring block can stir the ground cement powder to increase the dispersity, the powder cake can be scattered, and meanwhile, the heating plate arranged on the stirring block is started, so that the cement powder can be dried, and the effects of moisture resistance, caking resistance and the like are achieved.
Description
Technical Field
The invention relates to the technical field of cement, in particular to a silicate cement production system and a silicate cement production process.
Background
Cement is an important building industry product as a hydraulic binder, is an indispensable raw material in the engineering fields of civil construction, water conservancy, national defense and the like, and along with the development of society, the demand for cement is also increased, and the quality of the cement seriously influences the quality of the built building, so that the quality requirement of the society on the cement is gradually improved; the silicate cement is a hydraulic cementing material prepared by grinding less than 5% of limestone or granulated blast furnace slag and a proper amount of gypsum, which is internationally called as portland cement, and is a common building material in modern construction engineering. However, the existing Portland cement has the following problems in production: the existing silicate cement production needs to grind raw materials, and then needs to grind massive raw materials into powder to mix the powder into cement powder, but the production mode has low mixing degree of raw materials, so that the mixing proportion of the raw materials of cement in unit volume is different, the use of cement is affected, the processed cement powder can be pressed into powder cakes under the action of pressure, and the strength of the powder cakes after solidification can be affected when the cement is used; in addition, when the existing cement is produced, powdery cement is required to be dried, so that the moisture existing in the cement is reduced, the caking of the cement is avoided, but in the existing process, the drying process is very troublesome, the time consumption is long, and the working efficiency is low.
Disclosure of Invention
In view of the above, it is necessary to provide a portland cement production system and a portland cement production process that are good in mixing effect and convenient to dry.
The invention discloses a silicate cement production system, which comprises: the collecting tank is hinged with a frame at one end, and a first electric pole for driving the frame to rotate is rotationally connected between the collecting tank and the frame; the conical container is rotationally connected to the rack, and a door plate is arranged on the conical container; the conical grinding roller is arranged in the conical container, the tip end of the conical grinding roller is in spherical hinge with the conical container, and the conical grinding roller is used for extruding and grinding cement raw materials in cooperation with the conical container; the swing mechanism is arranged on the frame and is used for driving the conical grinding roller to swing; the rotating mechanism is arranged on the frame and is used for driving the conical container to rotate.
In one embodiment, the tapered abrasive roll comprises: the grinding roller comprises a grinding roller body, wherein a stirring block is hinged to the side face of the grinding roller body, a heating plate is fixedly connected in the stirring block, and a mounting groove is formed in the tip of the grinding roller body; the push rod is connected to the center of the grinding roller main body in a sliding manner, the lower end of the push rod penetrates out of the grinding roller main body, and a first connecting rod is hinged between the push rod and the stirring block; the spring is arranged in the mounting groove, one end of the spring is abutted to the top surface of the mounting groove, and the other end of the spring is abutted to the push rod.
In one embodiment, the lower end of the conical container is provided with a cavity, a driving bevel gear is fixedly connected in the middle of the cavity, arc-shaped wall surfaces are arranged on two sides of the driving bevel gear in the cavity, the end part of the push rod stretches into the cavity and is used for being abutted to the arc-shaped wall surfaces, and a driven bevel gear meshed with the driving bevel gear is fixedly connected to the lower end of the push rod.
In one embodiment, the swing mechanism comprises a second electric pole fixedly connected to the frame, and a second connecting rod is hinged between the extending end of the second electric pole and the grinding roller main body.
In one embodiment, the lower end of the conical container is provided with a gear part rotationally connected with the frame, the cavity is formed in the gear part, the rotating mechanism comprises a motor, the output end of the motor is fixedly connected with a sprocket, and a chain is connected between the sprocket and the gear part.
In one embodiment, a ball head is fixedly connected to the end of the grinding roller body, and the ball head is hinged to the conical container.
The invention also discloses a production process of the Portland cement, which comprises the following steps: s1: firstly, opening a door plate, and adding raw materials required by cement preparation into a conical container; s2: the motor is utilized to drive the conical container to rotate, then the second electric pole stretches out, the second connecting rod drives the conical grinding roller to be clung to the inner wall of the conical container, at the moment, the push rod is contacted with the arc-shaped wall surface to enable the push rod to overcome the movement of the spring, and then the stirring block is pulled to move into the grinding roller main body, so that raw materials are driven to enter between the conical grinding roller and the conical container, and grinding of the raw materials is achieved; s3: after grinding is finished, the second electric pole drives the conical grinding roller to swing through the second connecting rod, so that the stirring block outwards rotates until the driven bevel gear is meshed with the driving bevel gear, then the motor is started, the conical grinding roller is driven to rotate around the axis of the motor while the conical container is driven to rotate, and then the cement powder is stirred through the extending stirring block and the powder cake formed by grinding is scattered, and meanwhile the heating plate is started to heat the stirring block to dry the cement powder; s4: after stirring and drying are finished, the conical container is driven to rotate through the motor, the door plate is stopped at a position facing the collecting tank, then the door plate is opened, the first electric pole stretches out, the rack is driven to rotate, and cement in the conical container is poured into the collecting tank to finish preparation.
The invention has the beneficial effects that:
1. through utilizing conical container and the toper grinding roller of eccentric setting for conical container can cooperate the toper grinding roller to grind into powder to the cement raw materials when rotatory, improves work efficiency.
2. Through utilizing second pole and second connecting rod control toper grinding roller swing for the push rod in the toper grinding roller separates with the arc wall of toper container, under the effect of spring, the push rod promotes the stirring piece and stretches out the toper grinding roller through first connecting rod, and drive toper grinding roller rotation under drive bevel gear's cooperation, make the stirring piece not only stir the cement powder that grinds in order to increase the dispersity, also can break up the powder cake, open the hot plate that sets up on the stirring piece simultaneously, can dry the cement powder, play dampproofing, anti-caking scheduling effect.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view of the invention during agitation and drying;
FIG. 3 is a cross-sectional view of the present invention when pouring out cement powder;
FIG. 4 is an enlarged view of the invention at I in FIG. 1;
fig. 5 is an enlarged view of the invention at II in fig. 2.
In the drawing, a frame 1, a conical container 2, a door plate 21, an arc-shaped wall 22, a drive bevel gear 23, a gear portion 24, a cavity 241, a conical grinding roller 3, a grinding roller body 31, a ball head 311, a stirring block 32, a first link 33, a spring 34, a push rod 35, a driven bevel gear 36, a heating plate 37, a second link 4, a second electric pole 5, a motor 6, a sprocket 71, a chain 72, a collecting tank 8, and a first electric pole 9.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It will be understood that when an element is referred to as being "mounted" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 3, a portland cement production system comprises a collecting tank 8, one end of the collecting tank 8 is hinged with a frame 1, a first electric pole 9 used for driving the frame 1 to rotate is rotatably connected between the collecting tank 8 and the frame 1, and the rotating angle of the frame 1 is 0-90 degrees, namely, the frame 1 can be driven to rotate around a hinge point by 90 degrees through the telescopic first electric pole 9, so that a dumping effect is realized.
Further, as shown in fig. 1 to 3, the frame 1 is rotatably connected with a conical container 2, a door plate 21 capable of opening and closing is provided on the conical container 2, a conical grinding roller 3 is provided in the conical container 2, the conical grinding roller 3 is eccentrically arranged, and the tip of the conical grinding roller 3 is spherical hinged with the conical container 2, so that the conical grinding roller 3 can rotate in multiple directions by taking a hinging point as a center of a circle, and further extrusion grinding is performed on cement raw materials by utilizing the rotation of the conical grinding roller 3 and the inner wall of the conical container 2;
preferably, as shown in fig. 1 to 5, the tapered grinding roll 3 includes: the grinding roller main body 31, wherein a stirring block 32 is hinged to the side surface of the grinding roller main body 31, a heating plate 37 is fixedly connected in the stirring block 32, and an installation groove is formed in the tip of the grinding roller main body 31; the push rod 35 is slidably connected to the center of the grinding roller main body 31, and the lower end of the push rod 35 penetrates out of the grinding roller main body 31, and a first connecting rod 33 is hinged between the push rod 35 and the stirring block 32; and a spring 34 disposed in the mounting groove, wherein one end of the spring 34 abuts against the top surface of the mounting groove, and the other end of the spring 34 abuts against the push rod 35.
It will be appreciated that, as shown in fig. 1 and 4, the end of the grinding roller main body 31 is fixedly connected with a ball head 311, and the ball head 311 is hinged with the conical container 2.
Preferably, as shown in fig. 1, 4 and 5, the lower end of the conical container 2 is provided with a cavity 241, a driving bevel gear 23 is fixedly connected in the middle of the cavity 241, arc-shaped wall surfaces 22 are arranged on two sides of the driving bevel gear 23 in the cavity 241, the end of the push rod 35 extends into the cavity 241 and is used for being abutted against the arc-shaped wall surfaces 22, and a driven bevel gear 36 which is used for being meshed with the driving bevel gear 23 is fixedly connected to the lower end of the push rod 35.
Preferably, as shown in fig. 1 and fig. 2, a swinging mechanism is mounted on the frame 1, and is used for driving the tapered grinding roller 3 to swing, the swinging mechanism includes a second electric pole 5 fixedly connected to the frame 1, and a second connecting rod 4 is hinged between an extending end of the second electric pole 5 and the grinding roller main body 31.
It should be noted that, as shown in fig. 1 and 2, one end of the second connecting rod 4 is hinged to the extended end of the second electric pole 5, and the other end of the second connecting rod 4 is spherical hinged to the grinding roller main body 31.
Preferably, as shown in fig. 1 to 5, the lower end of the conical container 2 is formed with a gear portion 24 rotatably connected with the frame 1, the cavity 241 is opened in the gear portion 24, the rotating mechanism includes a motor 6, an output end of the motor 6 is fixedly connected with a sprocket 71, a chain 72 is connected between the sprocket 71 and the gear portion 24, the sprocket 71 and the chain 72 form a rotating mechanism, and the conical container 2 can be driven to rotate by using the rotating mechanism.
As shown in fig. 1 to 5, a process for producing portland cement comprises: s1: firstly, the door plate 21 is opened, and raw materials required for preparing cement are added into the conical container 2; s2: starting the motor 6 to drive the chain gear 71 to rotate, and then driving the gear part 24 to rotate through the chain 72, namely, rotating the conical container 2, then extending the second electric pole 5, driving the conical grinding roller 3 to be clung to the inner wall of the conical container 2 through the second connecting rod 4, at the moment, touching the arc-shaped wall surface 22 by the push rod 35 to enable the push rod 35 to overcome the movement of the spring 34, and then pulling the stirring block 32 to move into the grinding roller main body 31, so that the stirring block 32 and the grinding roller main body 31 form a conical shape (as shown in fig. 1), and when the conical container 2 rotates, raw materials can be driven to enter the contact position of the conical grinding roller 3 and the conical container 2, and grinding is realized; s3: when grinding is finished, the second electric pole 5 drives the conical grinding roller 3 to swing through the second connecting rod 4, at the moment, the push rod 35 is separated from the arc-shaped wall surface 22, the push rod 35 is pushed to move downwards under the action of the spring 34, the stirring block 32 is driven to rotate outwards through the first connecting rod 33 until the driven bevel gear 36 is meshed with the drive bevel gear 23, at the moment, the second electric pole 5 stops and starts the motor 6, and then drives the conical container 2 to rotate, so that the drive bevel gear 23 also rotates, thereby driving the driven bevel gear 36 to drive the conical grinding roller 3 to rotate around the axis of the conical grinding roller, and then stirring cement powder through the stretched stirring block 32 and scattering a powder cake formed by grinding, and meanwhile, the heating plate 37 is started to heat the stirring block 32, so that the stirring block 32 also dries the cement powder while stirring the cement powder, thereby reducing moisture in the cement powder and preventing caking; s4: after the stirring and drying are finished, the conical container 2 is driven to rotate by the motor 6, the door plate 21 is stopped at a position facing the collecting tank 8, then the door plate 21 is opened, the first electric pole 9 stretches out, the frame 1 is driven to rotate, and accordingly cement in the conical container 2 is poured into the collecting tank 8, and the preparation is completed.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (4)
1. A portland cement production system, comprising:
the collecting tank is hinged with a frame at one end, and a first electric pole for driving the frame to rotate is rotationally connected between the collecting tank and the frame;
the conical container is rotationally connected to the rack, and a door plate is arranged on the conical container;
the conical grinding roller is arranged in the conical container, the tip end of the conical grinding roller is in spherical hinge with the conical container, and the conical grinding roller is used for extruding and grinding cement raw materials in cooperation with the conical container;
the swing mechanism is arranged on the frame and is used for driving the conical grinding roller to swing;
the rotating mechanism is arranged on the rack and is used for driving the conical container to rotate;
the tapered grinding roll includes: the grinding roller comprises a grinding roller body, wherein a stirring block is hinged to the side face of the grinding roller body, a heating plate is fixedly connected in the stirring block, and a mounting groove is formed in the tip of the grinding roller body; the push rod is connected to the center of the grinding roller main body in a sliding manner, the lower end of the push rod penetrates out of the grinding roller main body, and a first connecting rod is hinged between the push rod and the stirring block; the spring is arranged in the mounting groove, one end of the spring is abutted against the top surface of the mounting groove, and the other end of the spring is abutted against the push rod;
the lower end of the conical container is provided with a cavity, the middle of the cavity is fixedly connected with a drive bevel gear, arc-shaped wall surfaces are arranged on two sides of the drive bevel gear in the cavity, the end part of the push rod stretches into the cavity and is used for being abutted against the arc-shaped wall surfaces, and the lower end of the push rod is fixedly connected with a driven bevel gear which is meshed with the drive bevel gear;
the swing mechanism comprises a second electric pole fixedly connected to the frame, and a second connecting rod is hinged between the extending end of the second electric pole and the grinding roller main body.
2. The portland cement production system of claim 1, wherein the conical container is formed with a gear portion rotatably connected to the frame at a lower end thereof, the cavity is formed in the gear portion, the rotation mechanism comprises a motor, a sprocket is fixedly connected to an output end of the motor, and a chain is connected between the sprocket and the gear portion.
3. The portland cement production system of claim 2, wherein a ball head is fixedly connected to an end of the grinding roll body, the ball head being hinged to the conical vessel.
4. A process for producing portland cement using the portland cement production system according to claim 3, comprising:
s1: firstly, opening a door plate, and adding raw materials required by cement preparation into a conical container;
s2: the motor is utilized to drive the conical container to rotate, then the second electric pole stretches out, the second connecting rod drives the conical grinding roller to be clung to the inner wall of the conical container, at the moment, the push rod is contacted with the wall surface to enable the push rod to overcome the movement of the spring, and then the stirring block is pulled to move into the grinding roller main body, so that raw materials are driven to enter between the conical grinding roller and the conical container, and grinding of the raw materials is achieved;
s3: after grinding is finished, the second electric pole drives the conical grinding roller to swing through the second connecting rod, so that the stirring block outwards rotates until the driven bevel gear is meshed with the driving bevel gear, then the motor is started, the conical grinding roller is driven to rotate around the axis of the motor while the conical container is driven to rotate, and then the cement powder is stirred through the extending stirring block and the powder cake formed by grinding is scattered, and meanwhile the heating plate is started to heat the stirring block to dry the cement powder;
s4: after stirring and drying are finished, the conical container is driven to rotate through the motor, the door plate is stopped at a position facing the collecting tank, then the door plate is opened, the first electric pole stretches out, the rack is driven to rotate, and cement in the conical container is poured into the collecting tank to finish preparation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210733971.1A CN115215563B (en) | 2022-06-27 | 2022-06-27 | Portland cement production system and production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210733971.1A CN115215563B (en) | 2022-06-27 | 2022-06-27 | Portland cement production system and production process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115215563A CN115215563A (en) | 2022-10-21 |
| CN115215563B true CN115215563B (en) | 2023-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210733971.1A Active CN115215563B (en) | 2022-06-27 | 2022-06-27 | Portland cement production system and production process |
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| Country | Link |
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| CN (1) | CN115215563B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207371627U (en) * | 2017-10-20 | 2018-05-18 | 浙江华宇药业股份有限公司 | A kind of grinding device for Chinese medicine |
| CN214438877U (en) * | 2020-11-23 | 2021-10-22 | 天津滨海新区大港泰丰化工有限公司 | Vaseline melts quick-witted structure |
| CN214974564U (en) * | 2021-07-08 | 2021-12-03 | 莱芜连云水泥有限公司 | Cement mill |
| CN114367357A (en) * | 2022-01-08 | 2022-04-19 | 泰安中联水泥有限公司 | Reduce cement of emission and found mill |
-
2022
- 2022-06-27 CN CN202210733971.1A patent/CN115215563B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207371627U (en) * | 2017-10-20 | 2018-05-18 | 浙江华宇药业股份有限公司 | A kind of grinding device for Chinese medicine |
| CN214438877U (en) * | 2020-11-23 | 2021-10-22 | 天津滨海新区大港泰丰化工有限公司 | Vaseline melts quick-witted structure |
| CN214974564U (en) * | 2021-07-08 | 2021-12-03 | 莱芜连云水泥有限公司 | Cement mill |
| CN114367357A (en) * | 2022-01-08 | 2022-04-19 | 泰安中联水泥有限公司 | Reduce cement of emission and found mill |
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| Publication number | Publication date |
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| CN115215563A (en) | 2022-10-21 |
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Effective date of registration: 20230901 Address after: Xishe Industrial Park, Xishe Town, Jishan County, Yuncheng City, Shanxi Province 043200 Applicant after: Jishan Huayue building materials Co.,Ltd. Address before: Yadu village, Shiqi street, Haishu District, Ningbo City, Zhejiang Province, 315000 Applicant before: Zou Wenzhong |
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Address after: Xishe Industrial Park, Xishe Town, Jishan County, Yuncheng City, Shanxi Province 043200 Patentee after: Shanxi Huayue Building Materials Co.,Ltd. Country or region after: China Address before: Xishe Industrial Park, Xishe Town, Jishan County, Yuncheng City, Shanxi Province 043200 Patentee before: Jishan Huayue building materials Co.,Ltd. Country or region before: China |