CN107685394B - Spiral humidifying mixer and using method thereof - Google Patents
Spiral humidifying mixer and using method thereof Download PDFInfo
- Publication number
- CN107685394B CN107685394B CN201711015578.4A CN201711015578A CN107685394B CN 107685394 B CN107685394 B CN 107685394B CN 201711015578 A CN201711015578 A CN 201711015578A CN 107685394 B CN107685394 B CN 107685394B
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- Prior art keywords
- trough
- motor
- water injection
- feeding port
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000002347 injection Methods 0.000 claims abstract description 30
- 239000007924 injection Substances 0.000 claims abstract description 30
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 31
- 238000003756 stirring Methods 0.000 claims description 23
- 239000004568 cement Substances 0.000 claims description 16
- 239000004576 sand Substances 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000004567 concrete Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012257 stirred material Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
Classifications
-
- 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
- B28C5/34—Mixing on or by conveyors, e.g. by belts or chains provided with mixing elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a spiral humidification mixer and a use method thereof, wherein the spiral humidification mixer comprises: the automatic feeding device comprises a trough, an end cover, a motor, a speed reducer, a base, a speed regulation control cabinet and a water injection device, wherein the trough is a U-shaped trough, the motor is fixed on the top end of the trough through screws, the upper portion of the trough is provided with the end cover, a shaft penetrating through the trough is arranged in the trough, the shaft is connected with the output end of the motor through a coupler, a spiral blade is arranged on the shaft, the spiral blade is spirally fixed on the shaft, a feed opening is formed in the bottom end of the trough, two support plates are arranged on the base, grooves are formed in the upper ends of the support plates, the trough is clamped in the grooves in the support plates, the speed regulation control cabinet is connected with the motor through wires, and the water injection device is arranged at the rear end of the end cover and is connected with high-pressure water through a water pipe.
Description
Technical Field
The invention relates to the field of mine machinery, in particular to a spiral humidifying agitator and a use method thereof.
Background
Along with the rapid development of society, a large amount of sprayed concrete supports are needed in the process of tunnel construction and mine excavation, the space in a tunnel and a mine is narrow, a large-scale concrete mixer is not easy to operate, a traditional concrete mixer is mainly a forced mixer and a dump mixer, manual feeding is needed in the production process, feeding is uneven, the proportion of cement and sand is unstable, stirring is uneven, the addition amount of an accelerator is not easy to control, the occupied area is large, a large amount of dust is easy to generate, adverse effects are caused on the social environment and the working environment of operators, and therefore, the mixer with small volume, low feeding labor intensity, uniform stirring and small dust amount can be generated is needed to be designed.
Disclosure of Invention
The invention aims to provide a spiral humidifying mixer and a using method thereof, which are used for solving the problems that the existing concrete mixer is high in feeding labor intensity, uneven in mixing, unstable in accelerator addition and capable of generating a large amount of dust.
In order to achieve the above object, the present invention discloses a screw type humidification mixer and a use method thereof, the screw type humidification mixer comprising: the automatic feeding device comprises a trough, an end cover, a motor, a base, a speed regulation control cabinet and a water injection device, wherein the trough is a U-shaped trough, the motor is fixed on the top end of the trough through screws, the end cover is arranged on the upper portion of the trough, a shaft penetrating through the trough is arranged inside the trough, the shaft is connected with the output end of the motor through a coupler, a spiral blade is arranged on the shaft and is fixed on the shaft in a spiral mode, a blanking opening is formed in the bottom end of the trough, two supporting plates are arranged on the base, grooves are formed in the upper ends of the supporting plates, the trough is clamped in the grooves in the supporting plates, a lifting controller is arranged on one side of the supporting plates far away from the motor, the inclination angle range of the base is 0-20 degrees, the speed regulation control cabinet is located below the motor and is connected with the motor through wires, and the water injection device is arranged at the rear end of the end cover and is connected with high-pressure water through a water pipe.
According to the spiral humidifying mixer disclosed by the invention, the front end of the end cover is provided with the separated feeding hole, the accelerator feeding hole and the flash hole, the separated feeding hole is internally provided with the partition plate, the partition plate is divided into two parts by a gap, the separated feeding hole is separated by the lower part of the partition plate according to a proportion, the accelerator feeding hole is adjacent to the separated feeding hole, and the flash hole is adjacent to the accelerator feeding hole.
According to the spiral humidifying mixer disclosed by the invention, the vibrating screen is arranged at the opening of the baffle plate around the separated feeding port and is separated by the upper part of the baffle plate in proportion.
According to the spiral humidifying mixer disclosed by the invention, four vertical baffles are arranged around the separated feeding port and the accelerator feeding port, and the openings of the baffles incline outwards.
According to the spiral humidifying mixer disclosed by the invention, the flash opening is a square opening, the safety door is arranged on the flash opening, one side of the safety door is connected with the edge of the flash opening through the rotating shaft, and the handle is arranged on the other side of the safety door.
According to the spiral humidifying agitator disclosed by the invention, the speed reducer is arranged between the motor and the shaft and is meshed with the coupler through the gear.
According to the spiral humidifying mixer disclosed by the invention, the pneumatic vibrator is fixed on the side baffle of the vibrating screen, and high-pressure air is introduced into the pneumatic vibrator.
The invention discloses the spiral humidifying agitator, the water injection device includes: the novel high-pressure water injection device comprises a water injection pipe, a plurality of valves, a plurality of high-pressure water pipes and a plurality of spray nozzles, wherein the water injection pipe is fixed on the side edge of the rear end of the end cover, a plurality of openings are formed in the water injection pipe, each opening is connected with one end of one high-pressure water pipe through one valve, and the other end of the high-pressure water pipe is connected with the spray nozzles.
According to the spiral humidifying agitator disclosed by the invention, the stirring blades are arranged on the shaft, are welded on the shaft and are positioned between the spiral blades, and the adjacent stirring blades are 120 degrees.
The invention discloses a using method of the spiral humidifying agitator, which comprises the following steps:
when the divided feeding hole is inclined and lowered due to the trough, cement and sand are put into the trough from the divided feeding hole according to the proportion of 1:2 through the partition plate for stirring;
injecting an accelerator from an accelerator feeding port;
the helical blades and the stirring blades stir the cement and sand mixture;
lifting and conveying the mixture of cement and sand to a feed opening through the rotation of a helical blade;
a gap exists between the upper part of the material and the feeding port of the accelerator in the process of stirring and conveying the material, and friction is generated between the material and the accelerator in the process of pushing the material to the discharging port, so that a small amount of accelerator is added;
high-pressure water is introduced into the water injection pipe, a valve of the water injection device is opened, atomized water is sprayed from the spray nozzle to humidify materials, so that cement and sand are humidified in advance, the wall-mounting rate of the materials during spraying is improved, the materials are humidified in the trough, dust is left in the trough, and the effect of dust fall is achieved;
once the material blockage appears in the humidification department, the emergency exit on the flash mouth can be jacked by accumulational material, and the emergency exit is shut down when being jacked because of the material blockage, prevents the damage of motor and agitated vessel.
Drawings
Fig. 1 is an overall structure diagram of a screw type humidifying agitator disclosed in the present invention.
Fig. 2 is a top view of a screw-type humidifying agitator according to the present invention.
Fig. 3 is a block diagram of a divided feed inlet of a screw-type humidifying agitator according to the present invention.
Detailed Description
The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
Examples
Referring to fig. 1, the screw humidifier mixer disclosed by the invention comprises: the automatic speed regulation device comprises a trough 13, an end cover 18, a motor 1, a base 16, a speed regulation control cabinet 17 and a water injection device 19, wherein the trough 13 is a U-shaped trough, the motor 1 is fixed at the top end of the trough 13 through screws, the upper part of the trough 13 is provided with the end cover 18, a shaft 12 penetrating through the trough 13 is arranged in the trough 13, the shaft 12 is connected with the output end of the motor 1 through a coupler, a helical blade 15 is arranged on the shaft 12, the helical blade 15 is spirally fixed on the shaft 12, a speed reducer 2 is arranged between the motor 1 and the shaft 12, the speed reducer 2 is meshed with the coupler through gears, two support plates are arranged on the base 16, the upper ends of the support plates are provided with grooves, the trough is clamped in the grooves on the support plates, a lifting controller 23 is arranged on the support plate far away from one side of the motor 1, the inclination angle range of the base 16 is 0-20 degrees, the speed regulation control cabinet 17 is positioned below the motor 1 and is connected with the motor 1 through wires, and the water injection device 19 is arranged at the rear end of the end cover 18 and is connected with high-pressure water through a water pipe;
the front end of the end cover 18 is provided with a separated feeding port 3, an accelerator feeding port 5 and a flash port 10, four vertical baffles are arranged around the separated feeding port 3 and the accelerator feeding port 5, the openings of the baffles incline outwards, a baffle 22 is arranged in the separated feeding port 3, the baffle 22 is divided into two parts by a gap, the lower part of the baffle 22 separates the separated feeding port in proportion, a layer of vibrating screen 21 is arranged at the opening of the baffle around the separated feeding port 3, the vibrating screen 21 is separated in proportion by the upper part of the baffle 22, the accelerator feeding port 5 is adjacent to the separated feeding port 3, the flash port 10 is adjacent to the accelerator feeding port 5, a pneumatic vibrator 4 is fixed on the baffle on the side surface of the vibrating screen 21, and high-pressure wind is introduced into the pneumatic vibrator 4 to start vibrating;
the flash 10 is a square opening, is provided with emergency exit 20 on the flash, and the axis of rotation is passed through with flash 10 edge connection in one side of emergency exit 20, and the emergency exit 20 opposite side is provided with the handle, the end cover 18 rear end is provided with water injection device 19, water injection device 19 includes: the water injection pipe 6, a plurality of valves 7, a plurality of high-pressure water pipes 8 and a plurality of spray nozzles 9, the water injection pipe 6 is fixed on the side edge of the rear end of the end cover 18, a plurality of openings are formed in the water injection pipe 6, each opening is connected with one end of one high-pressure water pipe 8 through one valve 7, and the other end of the high-pressure water pipe 8 is connected with a spray nozzle 9.
Referring to fig. 2, a stirring blade 14 is arranged on a shaft 12, the stirring blade is welded on the shaft 12 and is positioned between spiral blades 15, 120 degrees are formed between adjacent stirring blades 14, a feed opening 11 is formed in the bottom end of a trough 13, and stirred materials are poured out from the feed opening 11.
Specifically, the using method of the spiral humidifier stirrer comprises the steps of starting a motor 1 and a wind-driven vibrator 4, adjusting the height of a supporting plate through a lifting controller 23 on the supporting plate to enable a trough 13 to incline within a range of 0-20 degrees, manually throwing cement and sand at a lower position, lifting materials to a higher spraying machine through rotation of a spiral blade 15, controlling the motor 1 according to different rotating speed requirements through a speed regulation control cabinet 17 to realize rotating speed adjustment, respectively adding cement and sand from a separated vibrating screen 21 to enable the materials to uniformly enter a separated feeding port 3, enabling the cement and sand to enter the trough 13 according to a proportion of 1:2 in the separated feeding port 3, and vibrating the vibrating screen 21 by the wind-driven vibrator 4 to enable the materials to uniformly enter the separated feeding port 3;
the accelerator is injected from the accelerator feed opening 5, the screw blades 15 and the stirring paddles 14 stir the mixture of cement and sand, the mixture of cement and sand is conveyed forward, the accelerator is added into the mixture in the conveying process of the mixture of cement and sand, high-pressure water is introduced into the water injection pipe 6, the valve 7 of the water injection device 19 is opened, atomized water is sprayed from the spray nozzle 9, materials can be humidified more effectively, the cement and sand can be wetted in advance to react, the wall feeding rate of the materials during spraying is improved, the dust fall effect is achieved, and the stirred materials are poured out from the feed opening 11 at the bottom end of the trough;
once the material blockage occurs at the humidifying part, the safety door 20 on the material overflow port 10 can be pushed open by the accumulated materials, the safety door 20 is stopped when being pushed open due to the material blockage, the damage of the motor 1 and the stirring equipment is prevented, and the working state of the internal stirring device is observed through the material overflow port 10 by opening the safety door 20 during normal overhaul and maintenance.
While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (1)
1. A screw-type humidifying agitator, characterized in that it comprises: the automatic water injection device comprises a trough (13), an end cover (18), a motor (1), a base (16), a speed regulation control cabinet (17) and a water injection device (19), wherein the trough (13) is a U-shaped trough, the motor (1) is fixed at the top end of the trough (13) through screws, the end cover (18) is arranged at the upper part of the trough (13), a shaft (12) penetrating through the trough (13) is arranged in the trough (13), the shaft (12) is connected with the output end of the motor (1) through a coupling, a helical blade (15) is arranged on the shaft (12), the helical blade (15) is spirally fixed on the shaft (12), a blanking opening (11) is formed in the bottom end of the trough (13), two supporting plates are arranged on the base (16), grooves are formed in the upper ends of the supporting plates, the trough (13) are clamped in the grooves in the supporting plates, the supporting plates far away from one side of the motor (1) are provided with lifting controllers (23), the inclination angle range of the base (16) is 0-20 degrees, the speed regulation control cabinet (17) is arranged below the motor (1) and is connected with the motor (1) through wires, and the water injection device (19) is arranged at the back end of the end cover (18) and connected with high-pressure water pipe;
the front end of the end cover (18) is provided with a separated feeding port (3), an accelerator feeding port (5) and a flash port (10), a partition plate (22) is arranged in the separated feeding port (3), the partition plate (22) is divided into two parts by a gap, the separated feeding port is proportionally separated by the lower part of the partition plate (22), the accelerator feeding port (5) is adjacent to the separated feeding port (3), and the flash port (10) is adjacent to the accelerator feeding port (5);
the overflow hole (10) is a square opening, the overflow hole (10) is provided with a safety door (20), one side of the safety door (20) is connected with the edge of the overflow hole (10) through a rotating shaft, and the other side of the safety door (20) is provided with a handle;
the water injection device (19) comprises: the water injection device comprises a water injection pipe (6), a plurality of valves (7), a plurality of high-pressure water pipes (8) and a plurality of spray nozzles (9), wherein the water injection pipe (6) is fixed on the side edge of the rear end of an end cover (18), a plurality of openings are formed in the water injection pipe (6), each opening is connected with one end of one high-pressure water pipe (8) through one valve (7), and the other end of the high-pressure water pipe (8) is connected with the spray nozzle (9);
the using method of the spiral humidifying agitator comprises the following steps:
starting the motor (1) and the wind-driven vibrator (4), and adjusting the height of the supporting plate through a lifting controller (23) on the supporting plate to enable the trough (13) to incline within the range of 0-20 degrees;
when the separating type feeding hole (3) is obliquely lowered due to the trough (13), cement and sand are put into the trough (13) from the separating type feeding hole (3) according to the proportion of 1:2 through the partition plate (22) for stirring;
injecting an accelerator from an accelerator feeding port (5);
the helical blades (15) and the stirring blades (14) stir the cement and sand mixture;
lifting and conveying the mixture of cement and sand to a feed opening (11) through rotation of a spiral blade (15);
a gap exists between the upper part of the material and the accelerator feeding port (5) in the process of stirring and conveying the material, and friction is generated between the material and the accelerator in the process of pushing the material to the discharging port (11), so that a small amount of accelerator is added;
high-pressure water is introduced into the water injection pipe (6), a valve (7) of a water injection device (19) is opened, atomized water humidifying materials are sprayed out from the spray nozzle (9), cement and sand are wetted in advance, the wall feeding rate of the materials during spraying is improved, the materials are humidified in the trough (13), dust is left in the trough (13), and the effect of dust fall is achieved;
once the material blockage occurs at the humidifying part, a safety door (20) on the material overflow port (10) can be jacked by the accumulated materials, and the safety door (20) is stopped when jacked by the material blockage, so that the motor (1) and stirring equipment are prevented from being damaged;
a layer of vibrating screen (21) is arranged at the opening of the baffle plate around the separated feeding port (3), and the vibrating screen (21) is separated by the upper part of the baffle plate (22) in proportion;
four vertical baffles are arranged around the separated feeding port (3) and the accelerator feeding port (5), and openings of the baffles incline outwards;
a speed reducer (2) is arranged between the motor (1) and the shaft (12), and the speed reducer (2) is meshed with the coupler through a gear;
a pneumatic vibrator (4) is fixed on a side baffle of the vibrating screen (21), and high-pressure air is introduced into the pneumatic vibrator (4);
the shaft (12) is provided with stirring paddles (14), the stirring paddles are welded on the shaft (12) and positioned between the spiral paddles (15), and the adjacent stirring paddles (14) are 120 degrees.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711015578.4A CN107685394B (en) | 2017-10-26 | 2017-10-26 | Spiral humidifying mixer and using method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711015578.4A CN107685394B (en) | 2017-10-26 | 2017-10-26 | Spiral humidifying mixer and using method thereof |
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Publication Number | Publication Date |
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CN107685394A CN107685394A (en) | 2018-02-13 |
CN107685394B true CN107685394B (en) | 2023-10-24 |
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CN201711015578.4A Active CN107685394B (en) | 2017-10-26 | 2017-10-26 | Spiral humidifying mixer and using method thereof |
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CN111254781A (en) * | 2020-01-21 | 2020-06-09 | 陕西中大力鼎科技有限公司 | Anti-segregation material conveying device and anti-segregation material conveying method suitable for paver |
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CN201686221U (en) * | 2010-04-29 | 2010-12-29 | 陈虬生 | Admixture feeder |
CN202707082U (en) * | 2012-08-05 | 2013-01-30 | 徐州中部矿山设备有限公司 | Accurately-proportional wet rotor concrete spraying machine set |
CN203767495U (en) * | 2014-03-14 | 2014-08-13 | 神华集团有限责任公司 | Screw conveyer and anti-blocking safety protecting device thereof |
CN203863845U (en) * | 2014-04-25 | 2014-10-08 | 许永良 | Automatic blending, loading and stirring device |
CN204098934U (en) * | 2014-10-15 | 2015-01-14 | 河南省煤炭科学研究院有限公司 | Double-layer spiral automatic charging machine |
CN106275905A (en) * | 2016-09-09 | 2017-01-04 | 禾信天成科技(天津)有限公司 | A kind of can the charging device of continuous batching |
CN207373472U (en) * | 2017-10-26 | 2018-05-18 | 米晓伟 | A kind of spiral wetting stirrer |
-
2017
- 2017-10-26 CN CN201711015578.4A patent/CN107685394B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201686221U (en) * | 2010-04-29 | 2010-12-29 | 陈虬生 | Admixture feeder |
CN202707082U (en) * | 2012-08-05 | 2013-01-30 | 徐州中部矿山设备有限公司 | Accurately-proportional wet rotor concrete spraying machine set |
CN203767495U (en) * | 2014-03-14 | 2014-08-13 | 神华集团有限责任公司 | Screw conveyer and anti-blocking safety protecting device thereof |
CN203863845U (en) * | 2014-04-25 | 2014-10-08 | 许永良 | Automatic blending, loading and stirring device |
CN204098934U (en) * | 2014-10-15 | 2015-01-14 | 河南省煤炭科学研究院有限公司 | Double-layer spiral automatic charging machine |
CN106275905A (en) * | 2016-09-09 | 2017-01-04 | 禾信天成科技(天津)有限公司 | A kind of can the charging device of continuous batching |
CN207373472U (en) * | 2017-10-26 | 2018-05-18 | 米晓伟 | A kind of spiral wetting stirrer |
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