CN115302628A - Jet recycled concrete construction device - Google Patents
Jet recycled concrete construction device Download PDFInfo
- Publication number
- CN115302628A CN115302628A CN202210978343.XA CN202210978343A CN115302628A CN 115302628 A CN115302628 A CN 115302628A CN 202210978343 A CN202210978343 A CN 202210978343A CN 115302628 A CN115302628 A CN 115302628A
- Authority
- CN
- China
- Prior art keywords
- mixing box
- concrete construction
- recycled concrete
- pipe
- sieve
- 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.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
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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
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention discloses a construction device for spraying recycled concrete, which relates to the technical field of concrete spraying and comprises a vehicle body, wherein a mixing box, a liquid pump and a spraying pipe are arranged on the vehicle body, the liquid inlet end of the liquid pump is inserted into the mixing box, the spraying pipe is arranged at the liquid outlet end of the liquid pump, the vehicle body is also provided with an air compressor, the gas outlet end of the air compressor is connected with the spraying pipe through an air supply pipe, the mixing box is provided with a material inlet, and the vehicle body is provided with a material loading assembly. According to the invention, through the matching of the structures, the concrete raw material can be conveyed into the mixing box from the bottom, and the mixing box has a certain height, so that manual material conveying of workers back and forth is avoided, the feeding efficiency is improved, and when the concrete raw material and water are mixed and stirred, large-particle sand stones in the raw material can be filtered, the large-particle sand stones are prevented from blocking the injection pipe, and the injection efficiency of the concrete is improved.
Description
Technical Field
The invention relates to the technical field of concrete spraying, in particular to a device for spraying recycled concrete.
Background
Cement concrete is one of the most important building materials in the world today, and the concrete sprayer is convenient to use widely in building, and the concrete sprayer is the core equipment in concrete spraying construction, is a machine for continuously conveying concrete along a pipeline by utilizing compressed air and spraying the concrete onto a construction surface, and is widely used for lining construction of underground engineering, roadways, tunnels, culverts and the like.
Because current concrete sprayer is when using, the mixing box on the sprayer has certain height, when stirring concrete raw materials, needs the manual work to make a round trip the material loading from top to bottom, and the material loading efficiency is lower, also has certain potential safety hazard to the workman, and when stirring the mixing to the raw materials, is difficult for screening the grit of large granule, leads to the grit of large granule to block up the injection pipe easily, consequently needs to improve.
Disclosure of Invention
The invention aims to provide a construction device for spraying recycled concrete, which can be used for conveying concrete raw materials into a mixing box from the bottom, and the mixing box has a certain height, so that workers are prevented from manually conveying materials up and down back and forth, the loading efficiency is improved, and large-particle sand stones in the raw materials can be filtered when the concrete raw materials and water are uniformly mixed, so that the large-particle sand stones are prevented from blocking an injection pipe, the injection efficiency of the concrete is improved, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: the construction device for spraying recycled concrete comprises a vehicle body, wherein a mixing box, a liquid pump and a spraying pipe are arranged on the vehicle body, the liquid inlet end of the liquid pump is inserted into the mixing box, the spraying pipe is arranged at the liquid outlet end of the liquid pump, the vehicle body is also provided with an air compressor, and the gas outlet end of the air compressor is connected with the spraying pipe through a gas supply pipe;
the improved stone crusher is characterized in that a feeding port is formed in the mixing box, a feeding assembly is arranged on the car body and used for lifting the raw materials into the feeding port of the mixing box from the bottom, a screening and stirring assembly is arranged in the mixing box and used for screening large-particle broken stones in the raw materials and mixing and stirring the raw materials.
Preferably, the feeding assembly comprises a feeding frame placed on the vehicle body, a material leakage opening is formed in the feeding frame, a plugging assembly used for plugging the material leakage opening is arranged on the feeding frame, two inverted L-shaped supporting plates are fixedly connected to the vehicle body, a first hydraulic cylinder is fixedly connected to the inverted L-shaped supporting plates, and the bottom end of the first hydraulic cylinder is connected with the feeding frame through a connecting plate.
Preferably, the plugging component comprises a second hydraulic cylinder fixedly connected to the inner wall of the upper material frame, and a plugging plate used for plugging the material leakage opening is fixedly connected to the bottom end of the second hydraulic cylinder.
Preferably, sieve material stirring subassembly is including sliding the sieve that sets up in the mixing box, rotate the pivot of connection in the mixing box through the bearing, fixedly connected with is used for driving pivot pivoted motor on the mixing box, fixed cover is equipped with in the pivot and is used for promoting the cam that the sieve reciprocated, fixedly connected with stirring leaf on the cam.
Preferably, the number of the cams is two, and the two cams are symmetrically distributed in the mixing box.
Preferably, fixedly connected with stopper on the sieve, the gliding spacing groove of confession stopper has been seted up to the inner wall of compounding case.
Preferably, the rotating shaft is internally provided with a flow channel, the rotating shaft is communicated with a connecting pipe, and the connecting pipe is provided with a plurality of water outlet holes.
Preferably, the connecting pipe is sleeved with a filter sleeve for protecting the water outlet hole.
Preferably, the end part of the rotating shaft penetrates through the mixing box and is connected with a water inlet flange plate in a sealing and rotating mode through a bearing sleeve.
Preferably, the intercommunication is provided with fixed pipe on the ring flange of intaking, be provided with the case of placing that is used for placing the accelerator on the fixed pipe, be provided with the control valve on the fixed pipe.
Compared with the prior art, the invention has the following beneficial effects:
1. through the setting of material loading subassembly for the workman can put into the concrete raw materials and lie in the material loading frame of bottom, and the pneumatic cylinder one can promote the pan feeding mouth department of compounding case to the material loading frame, and two pulling closure plates of pneumatic cylinder remove afterwards, removes sheltering from to the hourglass material mouth, makes the raw materials can enter into the compounding case, because the compounding case has certain height, has avoided the workman to make a round trip to fail the material by manual work from top to bottom, has improved the material loading efficiency.
2. Through the pivot, the setting of cam and stirring leaf, the pivot drives the in-process that cam and stirring leaf stirred the mixing to concrete raw materials and water, the cam rotates the round, under the effect of grit gravity on sieve dead weight and sieve, the cam can promote the sieve up-and-down motion once, the uninterrupted movement of pivot, thereby can promote sieve up-and-down motion, when stirring the mixing to the raw materials, can filter the large granule grit in the raw materials, avoid the large granule grit to block up the injection pipe, the injection efficiency to the concrete has been improved.
3. Through the setting of ring flange, bearing housing, connecting pipe, apopore and the case of placing, can be while to grit screening stirring, add water to the compounding incasement on the limit for water can carry out abundant contact with the raw materials, and can also add the flocculating agent at any time, and it is convenient to have improved for spray concrete afterwards.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a loading assembly according to the present invention;
FIG. 3 is a schematic view of the structure of the water inlet flange and the holding box of the present invention;
FIG. 4 is a cross-sectional view of a mixing box of the present invention;
FIG. 5 is an enlarged view of the structure at location A of the present invention.
In the figure: 1. a vehicle body; 2. a mixing box; 3. a liquid pump; 4. an injection pipe; 5. a feeding port; 6. a feeding frame; 7. an inverted L-shaped support plate; 8. a first hydraulic cylinder; 9. a connecting plate; 10. a second hydraulic cylinder; 11. a plugging plate; 12. a sieve plate; 13. a rotating shaft; 14. an electric motor; 15. a cam; 16. stirring blades; 17. a limiting groove; 18. a flow channel; 19. a connecting pipe; 20. a filter sleeve; 21. a water inlet flange plate; 22. placing a box; 23. a control valve; 24. an air compressor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: spray recycled concrete construction equipment, including automobile body 1, be provided with mixing box 2, drawing liquid pump 3 and injection pipe 4 on the automobile body 1, in drawing liquid pump 3's feed liquor end injects mixing box 2, is equipped with the large granule grit discharge port on the mixing box 2, and is provided with the apron on the discharge back. The injection pipe 4 is arranged at the liquid outlet end of the liquid pump 3, the vehicle body 1 is also provided with an air compressor 24, and the air outlet end of the air compressor 24 is connected with the injection pipe 4 through an air supply pipe.
Seted up pan feeding mouth 5 on the mixing box 2, be equipped with the material loading subassembly on automobile body 1, the material loading subassembly is used for promoting the raw materials from the bottom to mixing box 2 in pan feeding mouth 5, is equipped with sieve material stirring subassembly in mixing box 2, and sieve material stirring subassembly is arranged in sieving the large granule rubble in the raw materials and mixes the stirring to the raw materials.
Can transport concrete raw materials from the bottom in the mixing box through the setting of material loading subassembly, because the mixing box has certain height, avoided workman manual conveying from top to bottom, improved material loading efficiency, through the setting of sieve material stirring subassembly for when the stirring to concrete raw materials and water mixing together, can also filter the large granule grit in the raw materials, avoid the large granule grit to block up the injection pipe, improved the injection efficiency to the concrete.
The material loading subassembly has seted up the drain hole including placing material loading frame 6 on automobile body 1 on material loading frame 6, is equipped with on material loading frame 6 to be used for carrying out the shutoff subassembly to the drain hole, two fixedly connected with fall L type backup pads 7 on the automobile body 1, fixedly connected with pneumatic cylinder 8 on the fall L type backup pad 7, the bottom of pneumatic cylinder 8 is passed through connecting plate 9 and is linked to each other with material loading frame 6.
The plugging component comprises a second hydraulic cylinder 10 fixedly connected to the inner wall of the upper material frame 6, and the bottom end of the second hydraulic cylinder 10 is fixedly connected with a plugging plate 11 used for plugging the material leakage opening.
When needs carry out the injection concrete to the object, put into material loading frame 6 the required raw materials of concrete earlier, then start pneumatic cylinder 8, two pneumatic cylinders 8 drive material loading frame 6 and remove pan feeding mouth 5 department on mixing box 2, start pneumatic cylinder two 10 afterwards, pneumatic cylinder two 10 drive closure plate 11 and remove, remove the sheltering from to the small opening, make the raw materials enter into mixing box 2 through pan feeding mouth 5 in, because mixing box 2 has certain height, avoided the workman to make a round trip to fail the material about the manual work, the efficiency of material loading has been improved.
Sieve material stirring subassembly is including sliding sieve 12 that sets up in mixing box 2, rotates pivot 13 of connection in mixing box 2 through the bearing, and fixedly connected with is used for driving 13 pivoted motors 14 of pivot on the mixing box 2, and fixed cover is equipped with the cam 15 that is used for promoting sieve 12 and reciprocates in the pivot 13, and fixedly connected with stirring leaf 16 on the cam 15.
The quantity of cam 15 is two, and two cam 15 symmetric distribution are in mixing box 2 for sieve 12 can the force balance, and cam 15 can be stable promotion sieve 12 reciprocate through the setting of two cam 15.
Fixedly connected with stopper on sieve 12, the gliding spacing groove 17 of confession stopper has been seted up to the inner wall of compounding case 2, through stopper and spacing groove 17's setting, has prescribed a limit to sieve 12's movement track for sieve 12 reciprocates more steadily smoothly.
The inside runner 18 of having seted up of pivot 13, the intercommunication is provided with connecting pipe 19 on the pivot 13, has seted up a plurality of apopore on the connecting pipe 19.
The connecting pipe 19 is sleeved with a filter sleeve 20 for protecting the water outlet hole.
The end of the rotating shaft 13 penetrates through the mixing box 2 and is connected with a water inlet flange 21 in a sealing and rotating way through a bearing sleeve.
The ring flange 21 of intaking can link to each other with external water supply pipe through the bolt, and the ring flange 21 of intaking passes through the bearing housing and is connected with 13 rotations of pivot, make the water supply of ring flange 21 of intaking and 13 rotations mutual noninterference of pivot, external water enters into in the runner 18 through the ring flange 21 of intaking, enter into in the connecting pipe 19 afterwards, the pivot 13 drives the 15 pivoted in-process of cam, the water in the connecting pipe 19 can be thrown away through the apopore, make the limit add water to mixing box 2, make water and raw materials can fully contact, more abundant thorough to the concrete raw materials stirring.
The intercommunication is provided with fixed pipe on the ring flange 21 of intaking, is provided with the case 22 of placing that is used for placing the accelerator on the fixed pipe, is provided with control valve 23 on the fixed pipe.
When the accelerator is required to be added into the mixing box 2, the control valve 23 is opened, so that the accelerator in the placing box 22 enters the water inlet flange 21 through the fixing pipe, enters the mixing box 2 along with water flow, when concrete in the mixing box 2 is required to be sprayed on an external object after being stirred, the air compressor 24 and the liquid pump 3 are opened, air pressure is observed after starting, starting operation is carried out after the initial air pressure is greater than or equal to 0.5MPa, the air pressure is adjusted according to the discharging condition of the spraying pipe 4, and the whole control is between 0.3 and 0.5 MPa; the spray head on the spray pipe 4 is vertical to the sprayed surface, the distance is kept between 0.6 and 1.0m, the spray head is slightly inclined to the sprayed surface hung with the reinforcing mesh, the distance is relatively reduced, the spray head is uniformly divided into sections according to a spiral track, the section is not more than 6m from top to bottom, the section is pressed for a circle and is moved for a half circle, the diameter of each circle is 50 to 60cm, if the sprayed surface is uneven, a pit is sprayed firstly for leveling; the strength grade of the sprayed concrete is kept at C20, and P.042.5R ordinary portland cement is adopted as the cement.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Spray recycled concrete construction equipment, including the automobile body, its characterized in that: the vehicle body is provided with a mixing box, a liquid pump and an injection pipe, wherein the liquid inlet end of the liquid pump is inserted into the mixing box, the injection pipe is arranged at the liquid outlet end of the liquid pump, the vehicle body is also provided with an air compressor, and the gas outlet end of the air compressor is connected with the injection pipe through an air supply pipe;
the utility model discloses a material mixing box, including mixing box, automobile body, feeding subassembly, sieve material stirring subassembly, the last pan feeding mouth of having seted up of mixing box, be equipped with the material loading subassembly on the automobile body, the material loading subassembly is used for promoting the raw materials in the pan feeding mouth of mixing box from the bottom, be equipped with sieve material stirring subassembly in the mixing box, sieve material stirring subassembly is arranged in sieving the large granule rubble in the raw materials and mixes the stirring to the raw materials.
2. The spray recycled concrete construction apparatus of claim 1, wherein: the feeding assembly comprises a feeding frame placed on the vehicle body, a material leakage opening is formed in the feeding frame, a plugging assembly used for plugging the material leakage opening is arranged on the feeding frame, two inverted L-shaped supporting plates are fixedly connected to the vehicle body, a first hydraulic cylinder is fixedly connected to the inverted L-shaped supporting plates, and the bottom end of the first hydraulic cylinder is connected with the feeding frame through a connecting plate.
3. The spray recycled concrete construction apparatus of claim 2, wherein: the plugging assembly comprises a second hydraulic cylinder fixedly connected to the inner wall of the upper material frame, and a plugging plate fixedly connected to the bottom end of the second hydraulic cylinder and used for plugging the material leakage opening.
4. The spray recycled concrete construction apparatus of claim 1, wherein: sieve material stirring subassembly is including sliding the sieve that sets up in the mixing box, rotate the pivot of connection in the mixing box through the bearing, fixedly connected with is used for driving pivot pivoted motor on the mixing box, fixed cover is equipped with the cam that is used for promoting the sieve and reciprocates in the pivot, the cam.
5. The spray recycled concrete construction apparatus of claim 4, wherein: the number of the cams is two, and the two cams are symmetrically distributed in the mixing box.
6. The spray recycled concrete construction apparatus of claim 4, wherein: fixedly connected with stopper on the sieve, the gliding spacing groove of confession stopper is seted up to the inner wall of compounding case.
7. The spray recycled concrete construction apparatus of claim 4, wherein: the runner has been seted up to pivot inside, the intercommunication is provided with the connecting pipe in the pivot, a plurality of apopore has been seted up on the connecting pipe.
8. The spray recycled concrete construction apparatus of claim 7, wherein: the cover is equipped with the filter sleeve that is used for protecting the apopore on the connecting pipe.
9. The spray recycled concrete construction apparatus of claim 7, wherein: the end part of the rotating shaft penetrates through the mixing box and is connected with a water inlet flange plate in a sealing and rotating mode through a bearing sleeve.
10. The spray recycled concrete construction apparatus of claim 9, wherein: the intercommunication is provided with fixed pipe on the ring flange of intaking, be provided with the case of placing that is used for placing the accelerator on the fixed pipe, be provided with the control valve on the fixed pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210978343.XA CN115302628B (en) | 2022-08-16 | 2022-08-16 | Construction device for spraying recycled concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210978343.XA CN115302628B (en) | 2022-08-16 | 2022-08-16 | Construction device for spraying recycled concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115302628A true CN115302628A (en) | 2022-11-08 |
| CN115302628B CN115302628B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210978343.XA Active CN115302628B (en) | 2022-08-16 | 2022-08-16 | Construction device for spraying recycled concrete |
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| CN (1) | CN115302628B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4097926A (en) * | 1977-02-22 | 1978-06-27 | Face Jr Samuel A | Mixer paddle shaft assembly |
| CN207643404U (en) * | 2017-12-05 | 2018-07-24 | 王景伟 | A kind of road construction concrete Preparation equipment |
| CN108327074A (en) * | 2017-12-22 | 2018-07-27 | 共同科技开发有限公司 | A kind of small-sized concrete mixer with screening function |
| CN108331598A (en) * | 2018-05-03 | 2018-07-27 | 湖州中辰建设有限公司 | A kind of wet concrete sprayer group with auger conveying function |
| CN208812295U (en) * | 2018-06-10 | 2019-05-03 | 邯郸旸奥机械设备销售有限公司 | A kind of silt spray equipment for tunnel maintenance |
| CN111571807A (en) * | 2020-04-23 | 2020-08-25 | 广西长长路桥建设有限公司 | Automatic efficient feeding device for stirrer |
| CN111619000A (en) * | 2020-05-13 | 2020-09-04 | 福建航融建材科技有限公司 | Double-horizontal-shaft mixer for concrete trial-production |
| CN211466901U (en) * | 2019-09-18 | 2020-09-11 | 代云海 | Mixing arrangement for hydraulic engineering |
| CN212862892U (en) * | 2020-07-09 | 2021-04-02 | 深圳市晋荣创建混凝土有限公司 | Feeding mechanism of concrete sprayer |
| CN213612650U (en) * | 2020-04-20 | 2021-07-06 | 仪忠胜 | Many batches of concrete grit separator |
| CN113459290A (en) * | 2021-08-02 | 2021-10-01 | 武汉固立达建筑科技有限公司 | Automatic lifting and feeding stirring device |
| CN215202688U (en) * | 2021-01-13 | 2021-12-17 | 杭州恒宏商品混凝土有限公司 | Concrete mixing equipment is used in civil engineering construction |
| CN216505908U (en) * | 2021-11-16 | 2022-05-13 | 烟台栖霞中联水泥有限公司 | Concrete cleaning production agitating unit |
-
2022
- 2022-08-16 CN CN202210978343.XA patent/CN115302628B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4097926A (en) * | 1977-02-22 | 1978-06-27 | Face Jr Samuel A | Mixer paddle shaft assembly |
| CN207643404U (en) * | 2017-12-05 | 2018-07-24 | 王景伟 | A kind of road construction concrete Preparation equipment |
| CN108327074A (en) * | 2017-12-22 | 2018-07-27 | 共同科技开发有限公司 | A kind of small-sized concrete mixer with screening function |
| CN108331598A (en) * | 2018-05-03 | 2018-07-27 | 湖州中辰建设有限公司 | A kind of wet concrete sprayer group with auger conveying function |
| CN208812295U (en) * | 2018-06-10 | 2019-05-03 | 邯郸旸奥机械设备销售有限公司 | A kind of silt spray equipment for tunnel maintenance |
| CN211466901U (en) * | 2019-09-18 | 2020-09-11 | 代云海 | Mixing arrangement for hydraulic engineering |
| CN213612650U (en) * | 2020-04-20 | 2021-07-06 | 仪忠胜 | Many batches of concrete grit separator |
| CN111571807A (en) * | 2020-04-23 | 2020-08-25 | 广西长长路桥建设有限公司 | Automatic efficient feeding device for stirrer |
| CN111619000A (en) * | 2020-05-13 | 2020-09-04 | 福建航融建材科技有限公司 | Double-horizontal-shaft mixer for concrete trial-production |
| CN212862892U (en) * | 2020-07-09 | 2021-04-02 | 深圳市晋荣创建混凝土有限公司 | Feeding mechanism of concrete sprayer |
| CN215202688U (en) * | 2021-01-13 | 2021-12-17 | 杭州恒宏商品混凝土有限公司 | Concrete mixing equipment is used in civil engineering construction |
| CN113459290A (en) * | 2021-08-02 | 2021-10-01 | 武汉固立达建筑科技有限公司 | Automatic lifting and feeding stirring device |
| CN216505908U (en) * | 2021-11-16 | 2022-05-13 | 烟台栖霞中联水泥有限公司 | Concrete cleaning production agitating unit |
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| Publication number | Publication date |
|---|---|
| CN115302628B (en) | 2023-08-18 |
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