CN115069509B - Automatic feeding mechanism for cleaning barrel and cleaning glue - Google Patents
Automatic feeding mechanism for cleaning barrel and cleaning glue Download PDFInfo
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- CN115069509B CN115069509B CN202210836878.3A CN202210836878A CN115069509B CN 115069509 B CN115069509 B CN 115069509B CN 202210836878 A CN202210836878 A CN 202210836878A CN 115069509 B CN115069509 B CN 115069509B
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- Prior art keywords
- glue
- stirring shaft
- barrel
- shaft
- ring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/96—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with openwork frames or cages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/10—Maintenance of mixers
- B01F35/12—Maintenance of mixers using mechanical means
- B01F35/123—Maintenance of mixers using mechanical means using scrapers for cleaning mixers
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention discloses an automatic feeding mechanism for cleaning glue in a barrel, which relates to the technical field of automatic glue coating and comprises a feeding device body, a stirring shaft, a driving device and a suction pump, wherein the feeding device body comprises a bracket and a barrel body; the stirring shaft is internally provided with a glue circulation cavity, the cavity is connected and communicated with a drainage tube, one end of the stirring shaft, which is positioned in the barrel, is fixedly connected with a first scraping plate which can be attached to the bottom wall in the barrel, the shaft body of the stirring shaft is fixedly provided with stirring blades, one end of the stirring blades, which is far away from the stirring shaft, can be fixedly connected with a second scraping plate, and the second scraping plate can be attached to the side wall in the barrel; the driving device is in transmission connection with the stirring shaft; the suction pump is connected with and communicated with the cavity, and glue water in the barrel body can be pumped out by the suction pump after passing through the drainage tube and the cavity in sequence. The automatic feeding mechanism for the clean glue of the barrel can stir the glue uniformly and reduce the waste of raw materials.
Description
Technical Field
The invention relates to the technical field of automatic gluing, in particular to an automatic feeding mechanism for cleaning barrel and glue.
Background
With the progress and development of chemical technology, the traditional sealing and bonding technology is continuously replaced by an automatic field sealing and bonding technology, which is called automatic gluing, and is widely applied to various industries such as automobiles, aerospace, electronics and the like. In order to supplement glue automatically in the gluing process, the glue needs to be conveyed from the charging basket to the feeding tank through the pump, because granular fillers are added in most of the glue, the glue is easy to precipitate, in order to prevent the glue from precipitating, the glue needs to be stirred before being pumped, but still part of the glue is adhered to the wall of the tank or is precipitated at the bottom of the tank, the glue cannot be stirred uniformly completely, the liquid level of the glue in the tank is as low as about 5 percent, the glue is difficult to pump, a large amount of raw materials are wasted, and the use cost is increased.
Disclosure of Invention
The invention aims to provide an automatic feeding mechanism for cleaning glue in a barrel, so as to solve the problems in the prior art, uniformly stir the glue and reduce the waste of raw materials.
In order to achieve the above object, the present invention provides the following solutions:
the invention provides an automatic feeding mechanism for cleaning glue in a barrel, which comprises a feeding device body, a stirring shaft, a driving device and a suction pump, wherein part of the stirring shaft can extend into the barrel and is rotationally connected with a bracket, the driving device is fixedly arranged on the bracket, and the feeding device body comprises a bracket and a barrel body which can be fixedly arranged on the bracket and is used for containing glue; the stirring shaft is internally provided with a glue circulation cavity, the cavity is connected and communicated with a drainage tube, a drainage port of the drainage tube is positioned at the edge position of the bottom in the barrel body, one end of the stirring shaft positioned in the barrel body is fixedly connected with a first scraping plate which can be attached to the bottom wall in the barrel body, the shaft body of the stirring shaft is fixedly provided with stirring blades, one end of the stirring blades, which is far away from the stirring shaft, can be fixedly connected with a second scraping plate, and the second scraping plate can be attached to the inner side wall of the barrel body; the driving device is in transmission connection with the stirring shaft, and can drive the stirring shaft to rotate around the axis of the stirring shaft and drive the first scraping plate to scrape the glue on the whole inner bottom wall of the barrel body, and meanwhile, can drive the second scraping plate to scrape the glue on the whole inner side wall of the barrel body, and can also drive the drainage port of the drainage tube to move along the edge of the inner bottom of the barrel body; the suction pump is connected and communicated with the cavity, and the glue in the barrel body can be pumped out by the suction pump after passing through the drainage tube and the cavity in sequence.
Preferably, the driving device comprises a motor, a first gear and a second gear, the first gear is fixedly arranged at the output end of the motor, the second gear is sleeved outside the stirring shaft and is fixedly connected with the stirring shaft, the first gear is in meshed transmission with the second gear, and the motor drives the first gear to rotate so as to drive the second gear to rotate, and the stirring shaft rotates around the axis of the motor.
Preferably, the stirring shaft is of a tubular structure with two open ends, one end of the stirring shaft, which is positioned in the barrel body, is connected with a spring sleeve in a sealing manner, the spring sleeve and the inner space of the stirring shaft form the cavity, the first scraping plate is fixedly arranged on the spring sleeve, a through hole is formed in the spring sleeve, and the drainage tube is connected with the spring sleeve at the through hole.
Preferably, the suction pump is provided with a suction pipe which can extend into the stirring shaft, one end of the suction pipe, which is positioned in the stirring shaft, is connected with a conversion joint in a sealing manner, one end of the conversion joint, which is far away from the suction pipe, is connected with a one-way valve in a sealing manner, the one-way valve is correspondingly arranged with the through hole, a movable ring is arranged in the spring sleeve, one end, which is close to the conversion joint, of the one-way valve is fixedly provided with a static ring, and the static ring can be abutted to the movable ring and enables the joint of the static ring and the movable ring to be sealed.
Preferably, a plurality of key pins are fixedly arranged on the moving ring, a plurality of mounting grooves are correspondingly arranged on the spring sleeve, each key pin can be inserted into one mounting groove so that the moving ring is kept fixed in the spring sleeve, a sealing ring is arranged between the moving ring and the inner wall of the spring sleeve, an elastic piece is arranged between one end, far away from the stationary ring, of the moving ring and the inner bottom of the spring sleeve, and the elastic piece can spring the moving ring towards the direction close to the stationary ring.
Preferably, the elastic member is a spring.
Preferably, a bearing is arranged between the stirring shaft and the suction pipe, the outer wall of the bearing is attached to the inner wall of the stirring shaft, and the inner wall of the bearing is attached to the outer wall of the suction pipe.
Compared with the prior art, the invention has the following technical effects:
according to the automatic feeding mechanism for the clean glue of the barrel, the stirring blades are arranged on the stirring shaft and are driven by the driving device to rotate, the stirring blades can stir glue in the barrel uniformly, the second scraping plates are arranged at the end parts of the stirring blades and can scrape the glue on the side wall of the barrel, the first scraping plates are arranged at the bottom of the stirring shaft and can scrape the glue on the bottom wall of the barrel, the scraped glue can be pumped out by the suction pump through the drainage tube, the glue can be collected to the edge position of the bottom in the barrel under the action of centrifugal force in the process of driving the first scraping plates by the stirring shaft, and meanwhile, as the drainage tube is driven by the stirring shaft, the drainage port can move around the edge position of the bottom in the barrel, so that the residual glue in the barrel can be further extracted, and the waste of raw materials is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a structure of an automatic feeding mechanism for cleaning glue in a barrel, provided by the invention;
FIG. 2 is a top view of one configuration of the automatic feeding mechanism for cleaning glue in a bucket provided by the invention;
FIG. 3 is a schematic structural view of a structure of an automatic feeding mechanism for cleaning glue in a barrel;
fig. 4 is a schematic structural view of a structure of an automatic feeding mechanism for cleaning glue in a barrel provided by the invention;
fig. 5 is a schematic structural view of a structure of an automatic feeding mechanism for cleaning glue in a barrel provided by the invention;
FIG. 6 is a schematic view of a portion of the structure of the portion A in FIG. 5;
in the figure: 100-an automatic feeding mechanism for cleaning barrel and cleaning glue; 1-a feeding device body; 11-a bracket; 2-a stirring shaft; 21-a first squeegee; 22-stirring blades; 23-a second scraper; 3-a driving device; 31-an electric motor; 32-a first gear; 33-a second gear; 4-spring sleeve; 41-moving ring; 42-elastic member; 43-through holes; 5-suction tube; 51-adapter; 52-a one-way valve; 53-stationary ring; 6-bearing; 7-drainage tube.
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.
The invention aims to provide an automatic feeding mechanism for cleaning glue in a barrel, which solves the problems in the prior art, can uniformly stir the glue and can reduce the waste of raw materials.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
The invention provides an automatic feeding mechanism 100 for cleaning glue in a barrel, as shown in fig. 1, in the embodiment, the automatic feeding mechanism comprises a feeding device body 1, a stirring shaft 2, a driving device 3 and a suction pump, wherein part of the stirring shaft 2 can extend into the barrel and is rotationally connected with a bracket 11, the driving device 3 is fixedly arranged on the bracket 11, and the feeding device body 1 comprises a bracket 11 and a barrel body which can be fixedly arranged on the bracket 11 and is used for containing glue; the inside of the stirring shaft 2 is provided with a glue circulation cavity, the cavity is connected and communicated with a drainage tube 7, a drainage opening of the drainage tube 7 is positioned at the edge position of the bottom in the barrel, one end of the stirring shaft 2 positioned in the barrel is fixedly connected with a first scraping plate 21 which can be attached to the bottom wall in the barrel, the shaft body of the stirring shaft 2 is fixedly provided with a stirring blade 22, one end of the stirring blade 22 away from the stirring shaft 2 can be fixedly connected with a second scraping plate 23, and the second scraping plate 23 can be attached to the side wall in the barrel; the driving device 3 is in transmission connection with the stirring shaft 2, the driving device 3 can drive the stirring shaft 2 to rotate around the axis of the driving device and drive the first scraping plate 21 to scrape the glue on the whole inner bottom wall of the barrel, and meanwhile can drive the second scraping plate 23 to scrape the glue on the whole inner side wall of the barrel, and meanwhile can drive the drainage port of the drainage tube 7 to move along the edge of the inner bottom of the barrel; the suction pump is connected with and communicated with the cavity, and glue water in the barrel body can be pumped out by the suction pump after passing through the drainage tube 7 and the cavity in sequence.
Be provided with stirring vane 22 on (mixing) shaft 2, drive (mixing) shaft 2 through drive arrangement 3 rotates, stirring vane 22 can stir the glue in the staving evenly, be provided with second scraper blade 23 at stirring vane 22's tip, second scraper blade 23 can strike off the glue on the staving inner wall, and be provided with first scraper blade 21 in (mixing) shaft 2 bottom, first scraper blade 21 can strike off the glue on the staving inner wall, the glue after striking off can be taken out through drainage tube 7 by the suction pump, in (mixing) shaft 2 drive first scraper blade 21 motion process, under centrifugal force effect, can make the glue collect to staving inner bottom edge position, simultaneously because drainage tube 7 can be around staving inner bottom edge position motion under (mixing) shaft 2 drive, thereby can be with the further extraction of the internal surplus glue of staving, make the glue surplus only about 0.5kg in the staving, the waste of raw materials has been reduced.
The driving device 3 comprises a motor 31, a first gear 32 and a second gear 33, the first gear 32 is fixedly arranged at the output end of the motor 31, the second gear 33 is sleeved outside the stirring shaft 2 and fixedly connected with the stirring shaft 2, the second gear 33 is concentrically arranged with the stirring shaft 2, the first gear 32 is meshed with the second gear 33 for transmission, and the motor 31 drives the first gear 32 to rotate so as to drive the second gear 33 to rotate, so that the stirring shaft 2 rotates around the axis of the motor.
The stirring shaft 2 is of a tubular structure with two open ends, one end of the stirring shaft 2, which is positioned in the barrel body, is hermetically connected with a spring sleeve 4, a cavity is formed between the spring sleeve 4 and the inner space of the stirring shaft 2, the first scraping plate 21 is fixedly arranged on the spring sleeve 4, a through hole 43 is formed in the spring sleeve 4, and the drainage tube 7 is connected with the spring sleeve 4 at the through hole 43.
The suction pump is preferably a plunger pump which can be mounted on the support 11 and is provided with a suction pipe 5 which can extend into the stirring shaft 2, one end of the suction pipe 5, which is positioned in the stirring shaft 2, is connected with a conversion joint 51 in a sealing way, a sealing ring is arranged at the joint of the suction pipe 5 and the conversion joint 51, one end, which is far away from the suction pipe 5, of the conversion joint 51 is connected with a one-way valve 52 in a sealing way, the one-way valve 52 is arranged so that glue can only flow into the suction pipe 5 from a cavity and cannot flow into the cavity from the suction pipe 5, a sealing ring is arranged at the joint of the conversion joint 51 and the one-way valve 52, the one-way valve 52 is arranged corresponding to the through hole 43, a movable ring 41 is arranged in the spring sleeve 4, the static ring 53 is fixedly arranged at one end, close to the adapter 51, of the check valve 52, the static ring 53 can be abutted to the movable ring 41, the joint of the static ring 53 and the movable ring 41 is sealed, in the working process of the automatic feeding mechanism 100 for the clean glue of the cleaning barrel, the stirring shaft 2, the spring sleeve 4 and the movable ring 41 are in a moving state, the suction pipe 5, the adapter, the check valve 52 and the static ring 53 do not move, in the moving process of the movable ring 41, friction can be generated at the joint of the movable ring 41 and the static ring 53, pressure exists between the static ring 53 and the movable ring 41, the joint of the static ring 53 and the movable ring 41 is in a sealing state under the pressure effect, and compared with other forms of sealing, the mechanical sealing formed by the movable ring 41 and the static ring 53 is utilized, so that the wear resistance is greatly improved.
The movable ring 41 is fixedly provided with a plurality of key pins, the spring sleeve 4 is correspondingly provided with a plurality of mounting grooves, each key pin can be inserted into one mounting groove to enable the movable ring 41 to be fixedly positioned in the spring sleeve 4, the movable ring 41 is prevented from rotating or moving up and down greatly, an O-shaped sealing ring is arranged between the movable ring 41 and the inner wall of the spring sleeve 4, an elastic piece 42 is arranged between one end, far away from the stationary ring 53, of the movable ring 41 and the inner bottom of the spring sleeve 4, and the elastic piece 42 can spring the movable ring 41 towards the direction close to the stationary ring 53.
The elastic member 42 is a spring, and under the action of spring force, the moving ring 41 can be pressed against the static ring 53 to seal the joint of the moving ring 41 and the static ring 53, the moving ring 41 is fixed in the spring sleeve 4 through a key pin, the key pin is only used for preventing the moving ring 41 from rotating or separating from contact with the static ring 53 and moving up and down greatly, and the setting of the key pin does not affect the moving ring 41 to be pressed on the static ring 53 in a small range.
A bearing 6 is arranged between the stirring shaft 2 and the suction pipe 5, the outer wall of the bearing 6 is attached to the inner wall of the stirring shaft 2, the inner wall of the bearing 6 is attached to the outer wall of the suction pipe 5, so that the stirring shaft 2 and the suction pipe 5 are concentrically arranged, and a clamp spring is arranged on the suction pipe 5 and used for fixing the bearing 6.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (5)
1. Automatic feeding mechanism of clean glue of clean bucket, its characterized in that: comprising the following steps:
the feeding device comprises a feeding device body, a feeding device and a feeding device, wherein the feeding device body comprises a bracket and a barrel body which can be fixedly arranged on the bracket and is used for containing glue;
part can stretch into to the staving is inside and with the (mixing) shaft that the support rotates to be connected, the (mixing) shaft is inside to have glue circulation cavity, the cavity is connected and communicates with a drainage tube, the drainage mouth of drainage tube is located staving bottom edge position department, the (mixing) shaft is located the inside one end fixedly connected with of staving can with the first scraper blade that the staving diapire was laminated mutually, be provided with stirring vane on the (mixing) shaft body fixedly, stirring vane keep away from the one end of (mixing) shaft can with a second scraper blade fixed connection, the second scraper blade can laminate mutually with staving inner side wall;
the driving device is fixedly arranged on the bracket and is in transmission connection with the stirring shaft, the driving device can drive the stirring shaft to rotate around the axis of the driving device and drive the first scraping plate to scrape the glue on the whole inner bottom wall of the barrel body, and meanwhile, the driving device can drive the second scraping plate to scrape the glue on the whole inner side wall of the barrel body and can drive the drainage port of the drainage tube to move along the edge of the inner bottom of the barrel body;
the suction pump is connected and communicated with the cavity, and the glue in the barrel body can be pumped out by the suction pump after sequentially passing through the drainage tube and the cavity;
the stirring shaft is of a tubular structure with two open ends, one end of the stirring shaft, which is positioned in the barrel body, is connected with a spring sleeve in a sealing manner, the spring sleeve and the inner space of the stirring shaft form the cavity, the first scraping plate is fixedly arranged on the spring sleeve, a through hole is formed in the spring sleeve, and the drainage tube and the spring sleeve are connected to the through hole;
the suction pump has can stretch into to the inside suction tube of (mixing) shaft, the suction tube is located the inside one end sealing connection of (mixing) shaft has a conversion adapter, the conversion adapter is kept away from the one end sealing connection of suction tube has a check valve, the check valve with the through-hole corresponds the setting, the spring housing is inside to be provided with a rotating ring, be close to on the check valve the one end of conversion adapter is fixed and is provided with a quiet ring, quiet ring can the butt in on the rotating ring and make quiet ring with the rotating ring meets the department and seals.
2. The automatic feeding mechanism of clean glue of clean bucket of claim 1, wherein: the driving device comprises a motor, a first gear and a second gear, the first gear is fixedly arranged at the output end of the motor, the second gear is sleeved outside the stirring shaft and fixedly connected with the stirring shaft, the first gear is in meshed transmission with the second gear, and the motor drives the first gear to rotate so as to drive the second gear to rotate, and the stirring shaft rotates around the axis of the motor.
3. The automatic feeding mechanism of clean glue of clean bucket of claim 1, wherein: the movable ring is fixedly provided with a plurality of key pins, the spring sleeve is correspondingly provided with a plurality of mounting grooves, each key pin can be inserted into one mounting groove so that the movable ring is kept fixed in the spring sleeve, a sealing ring is arranged between the movable ring and the inner wall of the spring sleeve, an elastic piece is arranged between one end, far away from the stationary ring, of the movable ring and the inner bottom of the spring sleeve, and the elastic piece can spring the movable ring to a direction close to the stationary ring.
4. An automatic feeding mechanism for cleaning glue in a barrel according to claim 3, wherein: the elastic piece is a spring.
5. The automatic feeding mechanism of clean glue of clean bucket of claim 1, wherein: a bearing is arranged between the stirring shaft and the suction pipe, the outer wall of the bearing is attached to the inner wall of the stirring shaft, and the inner wall of the bearing is attached to the outer wall of the suction pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210836878.3A CN115069509B (en) | 2022-07-15 | 2022-07-15 | Automatic feeding mechanism for cleaning barrel and cleaning glue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210836878.3A CN115069509B (en) | 2022-07-15 | 2022-07-15 | Automatic feeding mechanism for cleaning barrel and cleaning glue |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115069509A CN115069509A (en) | 2022-09-20 |
| CN115069509B true CN115069509B (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210836878.3A Active CN115069509B (en) | 2022-07-15 | 2022-07-15 | Automatic feeding mechanism for cleaning barrel and cleaning glue |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008132498A (en) * | 2008-03-04 | 2008-06-12 | Mizuho Kogyo Kk | Agitation apparatus |
| CN206731360U (en) * | 2017-05-27 | 2017-12-12 | 湖北冠泰建材有限公司 | A kind of stone surface spray paint device |
| CN107597009B (en) * | 2017-11-03 | 2020-06-05 | 泉州市德旺机械科技有限公司 | Mica powder stirring pulping equipment |
| CN207933688U (en) * | 2017-11-27 | 2018-10-02 | 东台市永欣纺织机械厂 | A kind of pressure size cooking pan |
| CN208412356U (en) * | 2018-05-28 | 2019-01-22 | 福建紫山集团股份有限公司 | Plant pulp does not destroy the liquid material filing provision in molecular structure production |
| CN209696893U (en) * | 2019-01-22 | 2019-11-29 | 桐乡市中德纺织助剂有限公司 | A kind of coating reaction kettle |
| CN210252025U (en) * | 2019-07-05 | 2020-04-07 | 上海蕴福新材料科技有限公司 | A draw-out device for slice of rock lacquer |
| CN211031703U (en) * | 2019-07-23 | 2020-07-17 | 浙江福慧数码科技有限公司 | Inking device of printing machine |
| CN110450285B (en) * | 2019-08-21 | 2024-05-31 | 北京城建九秋实混凝土有限公司 | Concrete mixing drum with cleaning function |
| CN114012893B (en) * | 2021-10-29 | 2023-09-12 | 中国核电工程有限公司 | Stirring mixer and cement curing system |
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