CN115302628B - Construction device for spraying recycled concrete - Google Patents
Construction device for spraying recycled concrete Download PDFInfo
- Publication number
- CN115302628B CN115302628B CN202210978343.XA CN202210978343A CN115302628B CN 115302628 B CN115302628 B CN 115302628B CN 202210978343 A CN202210978343 A CN 202210978343A CN 115302628 B CN115302628 B CN 115302628B
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- Prior art keywords
- mixing box
- pipe
- material loading
- raw materials
- spraying
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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
-
- 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 OR ROCK 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Paleontology (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
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 suction pump and a spraying pipe are arranged on the vehicle body, a liquid inlet end of the liquid suction pump is inserted into the mixing box, the spraying pipe is arranged on a liquid outlet end of the liquid suction pump, the vehicle body is further provided with an air compressor, an air outlet end of the air compressor is connected with the spraying pipe through an air supply pipe, a feeding hole is formed in the mixing box, and a feeding component is arranged on the vehicle body. According to the invention, through the cooperation of the structures, the concrete raw materials can be transported into the mixing box from the bottom, and as the mixing box has a certain height, the manual feeding of workers up and down is avoided, the feeding efficiency is improved, and when the concrete raw materials and water are uniformly mixed, large-particle sand in the raw materials can be filtered, so that the large-particle sand is prevented from blocking the injection pipe, and the injection efficiency of concrete is improved.
Description
Technical Field
The invention relates to the technical field of concrete spraying, in particular to a construction device for spraying recycled concrete.
Background
Cement concrete is one of the most important building materials in the world today, and a concrete sprayer is widely used in building convenience, is core equipment in sprayed concrete construction, is a machine for continuously conveying concrete along a pipeline by using compressed air and spraying the concrete onto a construction surface, and is widely used for lining construction of underground engineering, well lanes, tunnels, culverts and the like.
Because the mixing box on the existing concrete sprayer has certain height when in use, when the concrete raw material is stirred, the feeding is needed to be carried out manually up and down, the feeding efficiency is lower, certain potential safety hazards exist for workers, and when the raw material is stirred and uniformly mixed, large-particle sand and stone are not easy to screen, so that the large-particle sand and stone easily block the injection pipe, and improvement is needed.
Disclosure of Invention
The invention aims to provide a spraying regenerated concrete construction device, which is provided with a mixing box capable of conveying concrete raw materials from the bottom to the inside of the mixing box, and because the mixing box has a certain height, the manual feeding of workers up and down is avoided, the feeding efficiency is improved, and when the concrete raw materials and water are uniformly mixed, large-particle sand in the raw materials can be filtered, so that the large-particle sand is prevented from blocking a spraying pipe, the spraying efficiency of the concrete is improved, and the problems in the prior art are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the construction device for spraying recycled concrete comprises a vehicle body, wherein a mixing box, a liquid extracting pump and a spraying pipe are arranged on the vehicle body, the liquid inlet end of the liquid extracting pump is inserted into the mixing box, the spraying pipe is arranged on the liquid outlet end of the liquid extracting pump, the vehicle body is further provided with an air compressor, and the air outlet end of the air compressor is connected with the spraying pipe through an air supply pipe;
the feeding device is characterized in that a feeding hole is formed in the mixing box, a feeding assembly is arranged on the vehicle body and used for lifting raw materials from the bottom to the feeding hole of the mixing box, a screening 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 assembly comprises a second hydraulic cylinder fixedly connected with the inner wall of the feeding frame, and a plugging plate for plugging the material leakage opening is fixedly connected with the bottom end of the second hydraulic cylinder.
Preferably, the sieve material stirring assembly comprises a sieve plate arranged in the mixing box in a sliding manner, a rotating shaft connected in the mixing box is rotated through a bearing, a motor used for driving the rotating shaft to rotate is fixedly connected to the mixing box, a cam used for pushing the sieve plate to move up and down is fixedly sleeved on the rotating shaft, and stirring blades are fixedly connected to the cam.
Preferably, the number of the cams is two, and the two cams are symmetrically distributed in the mixing box.
Preferably, a limiting block is fixedly connected to the sieve plate, and a limiting groove for the sliding of the limiting block is formed in the inner wall of the mixing box.
Preferably, a runner is arranged in the rotating shaft, a connecting pipe is communicated with the rotating shaft, and a plurality of water outlet holes are formed in the connecting pipe.
Preferably, the connecting pipe is sleeved with a filter sleeve for protecting the water outlet.
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 water inlet flange plate is provided with a fixed pipe in a communicating manner, the fixed pipe is provided with a placing box for placing the accelerator, and the fixed pipe is provided with a control valve.
Compared with the prior art, the invention has the following beneficial effects:
1. through the setting of material loading subassembly for the workman can carry the concrete raw materials dress into the material loading frame of bottom, and pneumatic cylinder one can promote the material loading frame to the pan feeding mouth department of mixing box, and then pneumatic cylinder two pulling shutoff board removes, removes the shielding to leaking the material mouth, makes the raw materials can enter into the mixing box in, because the mixing box has certain height, has avoided the workman to make a round trip to go up and down artifical material conveying, has improved material loading efficiency.
2. Through the setting of pivot, cam and stirring leaf, the pivot drives cam and stirring leaf and stirs the in-process of mixing to concrete raw materials and water, and the cam rotates the round, under the effect of grit gravity on screen dead weight and the screen, the cam can promote the screen up-and-down motion once, the uninterrupted movement of pivot to can promote the screen reciprocating motion from top to bottom, when stirring the mixing to the raw materials, can filter the large granule grit in the raw materials, avoid large granule grit to block up the injection pipe, improved the injection efficiency to the concrete.
3. Through setting up of inlet flange dish, bearing housing, connecting pipe, apopore and placing the case, can be simultaneously to grit screening stirring, add water in to the mixing box for water and raw materials can carry out abundant contact, and can also add the flocculating agent at any time, have improved the convenience for the concrete of spraying afterwards.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram 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 placement box of the present invention;
FIG. 4 is a cross-sectional view of the mixing tank of the present invention;
fig. 5 is an enlarged view of the structure at a of the present invention.
In the figure: 1. a vehicle body; 2. a mixing box; 3. a liquid pump; 4. a jet pipe; 5. a feed inlet; 6. a feeding frame; 7. an inverted L-shaped supporting 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. a motor; 15. a cam; 16. stirring the leaves; 17. a limit groove; 18. a flow passage; 19. a connecting pipe; 20. a filter sleeve; 21. a water inlet flange plate; 22. placing a box; 23. a control valve; 24. and an air compressor.
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.
Referring to fig. 1 to 5, the present invention provides a technical solution: the construction device for spraying recycled concrete comprises a vehicle body 1, wherein a mixing box 2, a liquid pump 3 and a spraying pipe 4 are arranged on the vehicle body 1, the liquid inlet end of the liquid pump 3 is inserted into the mixing box 2, a large-particle sand and stone outlet is arranged on the mixing box 2, and a cover plate is arranged on the discharged sand and stone outlet. The injection pipe 4 is arranged on 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.
The mixing box 2 is provided with a feeding opening 5, the vehicle body 1 is provided with a feeding component, the feeding component is used for lifting raw materials from the bottom into the feeding opening 5 of the mixing box 2, the mixing box 2 is internally provided with a screening stirring component, and the screening stirring component is used for screening large-particle broken stones in the raw materials and mixing and stirring the raw materials.
Can transport concrete raw materials to the mixing box from the bottom through the setting of material loading subassembly, because the mixing box has certain height, avoided the workman to make a round trip artifical material conveying from top to bottom, improved material loading efficiency, through the setting of sieve material stirring subassembly for when mixing evenly together concrete raw materials and water, can also filter the large granule grit in the raw materials, avoid large granule grit to block up the ejector tube, improved the injection efficiency to the concrete.
The feeding assembly comprises a feeding frame 6 placed on the vehicle body 1, a material leakage opening is formed in the feeding frame 6, a plugging assembly used for plugging the material leakage opening is arranged on the feeding frame 6, two inverted-L-shaped supporting plates 7 are fixedly connected to the vehicle body 1, a first hydraulic cylinder 8 is fixedly connected to the inverted-L-shaped supporting plates 7, and the bottom end of the first hydraulic cylinder 8 is connected with the feeding frame 6 through a connecting plate 9.
The plugging assembly comprises a second hydraulic cylinder 10 fixedly connected with the inner wall of the feeding frame 6, and a plugging plate 11 for plugging the material leakage opening is fixedly connected with the bottom end of the second hydraulic cylinder 10.
When the object is required to be sprayed with concrete, firstly raw materials required by the concrete are placed in the feeding frame 6, then the first hydraulic cylinder 8 is started, the first hydraulic cylinder 8 drives the feeding frame 6 to move to the feeding port 5 on the mixing box 2, then the second hydraulic cylinder 10 is started, the second hydraulic cylinder 10 drives the plugging plate 11 to move, shielding of the leaking port is relieved, the raw materials enter the mixing box 2 through the feeding port 5, and due to the fact that the mixing box 2 has a certain height, manual feeding of workers up and down is avoided, and feeding efficiency is improved.
The sieve material stirring assembly comprises a sieve plate 12 which is arranged in the mixing box 2 in a sliding manner, a rotating shaft 13 which is connected in the mixing box 2 in a rotating manner through a bearing, a motor 14 which is used for driving the rotating shaft 13 to rotate is fixedly connected to the mixing box 2, a cam 15 which is used for pushing the sieve plate 12 to move up and down is fixedly sleeved on the rotating shaft 13, and stirring blades 16 are fixedly connected to the cam 15.
The motor 14 is started, the output end of the motor 14 drives the rotating shaft 13 to rotate, the rotating shaft 13 rotates to drive the cam 15 to rotate, the cam 15 rotates for one circle, under the action of dead weight of the sieve plate 12 and gravity of sand on the sieve plate 12, the cam 15 can push the sieve plate 12 to move up and down once, and the rotating shaft 13 does not move intermittently, so that the sieve plate 12 can be pushed to reciprocate up and down, when raw materials are stirred uniformly, large-particle sand in the raw materials can be filtered, the large-particle sand is prevented from blocking the injection pipe 4, the injection efficiency of concrete is improved, the cam 15 also drives the stirring blade 16 to rotate in the rotating process, and the stirring blade 16 can stir uniformly the raw materials in the mixing box 2.
The number of the cams 15 is two, the two cams 15 are symmetrically distributed in the mixing box 2, and the screen plate 12 can be stressed and balanced through the arrangement of the two cams 15, and the cams 15 can stably push the screen plate 12 to move up and down.
The limiting block is fixedly connected to the screen plate 12, the limiting groove 17 for the limiting block to slide is formed in the inner wall of the mixing box 2, and the movement track of the screen plate 12 is limited through the arrangement of the limiting block and the limiting groove 17, so that the screen plate 12 moves up and down more stably and smoothly.
The inside of the rotating shaft 13 is provided with a flow passage 18, the rotating shaft 13 is communicated with a connecting pipe 19, and the connecting pipe 19 is provided with a plurality of water outlet holes.
The connecting pipe 19 is sleeved with a filter sleeve 20 for protecting the water outlet.
The end of the rotating shaft 13 penetrates through the mixing box 2 and is connected with a water inlet flange plate 21 in a sealing and rotating manner through a bearing sleeve.
The water inlet flange plate 21 can be connected with an external water supply pipeline through bolts, and the water inlet flange plate 21 is rotationally connected with the rotating shaft 13 through a bearing sleeve, so that water supply of the water inlet flange plate 21 and rotation of the rotating shaft 13 are not mutually interfered, external water enters the runner 18 through the water inlet flange plate 21 and then enters the connecting pipe 19, the rotating shaft 13 drives the cam 15 to rotate, water in the connecting pipe 19 can be thrown out through the water outlet hole, and water is added into the mixing box 2, so that water and raw materials can be fully contacted, and concrete raw materials are stirred more fully and thoroughly.
The water inlet flange plate 21 is communicated with a fixed pipe, a placing box 22 for placing an accelerator is arranged on the fixed pipe, and a control valve 23 is arranged on the fixed pipe.
When an accelerator is required to be added into the mixing box 2, a control valve 23 is opened, so that the accelerator in the placing box 22 enters the water inlet flange 21 through a fixed pipe, and flows into the mixing box 2, when the concrete in the mixing box 2 is required to be sprayed on an external object after being stirred, an air compressor 24 and a liquid pump 3 are opened, wind pressure is observed after the starting, the starting wind pressure is greater than or equal to 0.5MPa, the starting operation is carried out after the starting wind pressure is greater than or equal to 0.5MPa, the wind pressure is regulated 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 between 0.6 and 1.0m is kept, the spray head is slightly inclined to the sprayed surface hung with the reinforcing mesh, the distance is relatively reduced, the spray head uniformly follows a spiral track, is divided into sections, does not exceed 6m from top to bottom, is slowly moved in one circle of pressing and half circle, and has the diameter of 50 to 60cm in each circle, if the sprayed surface is uneven, the pit is sprayed and leveled; the strength grade of the sprayed concrete is kept at C20, and the cement adopts P.042.5R ordinary Portland cement.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The construction device for spraying recycled concrete comprises a vehicle body, wherein a mixing box, a liquid extracting pump and a spraying pipe are arranged on the vehicle body, the liquid inlet end of the liquid extracting pump is inserted into the mixing box, the spraying pipe is arranged on the liquid outlet end of the liquid extracting pump, the vehicle body is further provided with an air compressor, and the air outlet end of the air compressor is connected with the spraying pipe through an air supply pipe;
the feed inlet is formed in the mixing box, and the mixing box is characterized in that: the utility model discloses a cam, including the material loading subassembly, be equipped with the material loading subassembly on the automobile body, the material loading subassembly is used for promoting the raw materials from the bottom in the pan feeding mouth of mixing box, the material loading subassembly is including placing the material loading frame on the automobile body, set up the material leakage mouth on the material loading frame, be equipped with the shutoff subassembly that is arranged in carrying out shutoff to the material leakage mouth on the material loading frame, two inverted L type backup pads of fixedly connected with on the automobile body, fixedly connected with pneumatic cylinder one in the inverted L type backup pad, the bottom of pneumatic cylinder one passes through the connecting plate and links to each other with the material loading frame, the shutoff subassembly includes the pneumatic cylinder two on the fixed connection material loading frame inner wall, the bottom fixedly connected with of pneumatic cylinder two is used for carrying out the shutoff board of shutoff to the material leakage mouth, be equipped with the sieve material stirring subassembly in the mixing box, the sieve stirring subassembly is used for sieving and carrying out the mixed stirring to the raw materials to the large granule rubble in the raw materials, the sieve in the material stirring subassembly is including sliding the sieve in the mixing box, rotates the pivot of connecting in the mixing box through the bearing, fixedly connected with pneumatic cylinder one in the inverted L type backup pad, the bottom of pneumatic cylinder one links to each other through the connecting plate, the pneumatic cylinder one is equipped with the pivot on the mixing box and is used for driving two cams to be fixed in the cam, two cams are fixed and are connected with each other in the cam and have the cam.
2. The shotcrete construction apparatus according to claim 1, wherein: the screen plate is fixedly connected with a limiting block, and a limiting groove for the sliding of the limiting block is formed in the inner wall of the mixing box.
3. The shotcrete construction apparatus according to claim 2, wherein: the rotary shaft is internally provided with a flow passage, the rotary shaft is communicated with a connecting pipe, and the connecting pipe is provided with a plurality of water outlet holes.
4. A shotcrete construction apparatus according to claim 3, wherein: and a filter sleeve for protecting the water outlet is sleeved on the connecting pipe.
5. The shotcrete construction apparatus according to claim 4, 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.
6. The shotcrete construction apparatus according to claim 5, wherein: the water inlet flange plate is communicated with a fixed pipe, a placing box for placing an accelerator is arranged on the fixed pipe, and a control valve is arranged 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 CN115302628A (en) | 2022-11-08 |
| CN115302628B true CN115302628B (en) | 2023-08-18 |
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Family Applications (1)
| 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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| Country | Link |
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| CN (1) | CN115302628B (en) |
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 |
| 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 |
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115302628A (en) | 2022-11-08 |
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