CN111015946A

CN111015946A - Mixing device for concrete production

Info

Publication number: CN111015946A
Application number: CN201911231824.9A
Authority: CN
Inventors: 邓婧
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-04-17

Abstract

The invention discloses a stirring device for concrete production, relates to the technical field of concrete production, and aims to solve the problem that water is easy to lose during stirring in the prior art. The externally mounted of churn has muddy earth moisture detector, the rear end of churn is provided with the water tank, regulating switch is installed to one side of water tank, the water pump is installed to the rear end of water tank, flow control sensor is installed to the upper end of water tank, be provided with the connecting pipe between churn and the flow control sensor the upper end of churn one side is provided with sieve material device, the inside of sieve material device is provided with the sieve, the spring is all installed at the both ends of sieve, sieve material device installs vibrating motor in outside one side, the top of sieve is provided with the clearance pole, the below of churn is provided with discharging device, second driving motor's output is provided with the second axis of rotation, the outside of second axis of rotation is provided with helical blade.

Description

Mixing device for concrete production

Technical Field

The invention relates to the technical field of concrete production, in particular to a stirring device for concrete production.

Background

The concrete mixing is an operation method for mixing and uniformly mixing materials such as cement, lime, water and the like, and the concrete mixing is divided into two types: the concrete is widely applied to construction projects such as industry, agriculture, traffic, national defense, water conservancy, municipal works and the like in China, the demand is increasing continuously, along with the continuous development of the social era, the mechanical stirring gradually replaces the manpower to meet the requirement of large-scale production, and the production steps of the concrete are completed by using a stirring device.

However, current agitating unit for muddy earth production needs the water injection in the use in order to guarantee the homogeneous mixing between the soil ash, but receives outside temperature factor to influence, for example produce in high temperature weather, the evaporation of inside moisture has been accelerated to high temperature, and then leads to leading to mixing the earth quality relatively poor because of moisture loss in the stirring process, can not satisfy the standard of construction, consequently unsatisfied current demand, to this we have proposed an agitating unit for muddy earth production.

Disclosure of Invention

The invention aims to provide a stirring device for concrete production, which aims to solve the problem that water is easy to lose during stirring in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a stirring device for concrete production comprises a stirring drum, wherein a concrete humidity detector is mounted outside the stirring drum, one end of the concrete humidity detector extends into the stirring drum, a water tank is arranged at the rear end of the stirring drum, an adjusting switch is mounted on one side of the water tank, a water pump is mounted at the rear end of the water tank, a flow control sensor is mounted at the upper end of the water tank, a connecting pipe is arranged between the stirring drum and the flow control sensor, an electromagnetic valve is mounted at the middle position of the connecting pipe, a screening device is arranged at the upper end of one side of the stirring drum, a feeding pipe is arranged between the stirring drum and the screening device, a feeding hole is formed in the upper end of the screening device, a sieve plate is arranged inside the screening device, springs are mounted at two ends of the sieve plate, and a vibrating motor is mounted on one side of the outside of the screening, and vibrating motor's output extends to the inside of sieve material device, the top of sieve is provided with the clearance pole, the below of clearance pole is provided with the scraper blade, the both ends of clearance pole all are provided with the slider, and the slider is located the inside of sieve material device, the outside of slider all is provided with the handle, the below of churn is provided with discharging device, second driving motor is installed to one side of discharging device, second driving motor's output is provided with the second axis of rotation, the outside of second axis of rotation is provided with helical blade, discharging device's opposite side is provided with the discharge opening.

Preferably, the reduction gear is installed to the top of churn, first driving motor is installed to the top of reduction gear, and first driving motor and reduction gear transmission are connected, the output of reduction gear is provided with first axis of rotation, and first axis of rotation extends to the inside of churn, first axis of rotation passes through the shaft coupling transmission with the output shaft of reduction gear and is connected, the outside of first axis of rotation is provided with stirring vane, and stirring vane and first axis of rotation welded connection, the lower extreme of first axis of rotation is provided with the installation pole, the below of installation pole is provided with the stirring tooth, and the stirring tooth is provided with a plurality of, and the stirring tooth distributes in proper order, the bottom of churn is provided with the discharge gate, and the discharge gate is linked together with discharging device, the intermediate position department of discharge gate installs the unloading valve.

Preferably, the water tank is connected with the water pump in a sealing mode, the water pump is connected with the flow control sensor in a sealing mode through a pipeline, and the mixing drum is connected with the flow control sensor in a sealing mode through a connecting pipe.

Preferably, the concrete humidity detector, the regulating switch and the water pump are connected in series through electrical property.

Preferably, the sieve plate is connected with the sieving device through a clamping groove, the spring is fixedly connected with the sieve plate and the sieving device, and the vibrating motor is fixedly connected with the sieve plate.

Preferably, clearance pole, slider and handle structure as an organic whole, clearance pole and sieve material device sliding connection, the scraper blade is laminated with the upper end of sieve mutually.

Preferably, the inside of sieve material device one side is provided with the grit passageway, and the one end of grit passageway is linked together with one side of sieve, the picture peg is installed to the top of sieve one side, and the one end of picture peg extends to the outside of sieve material device, picture peg and sieve material device sliding connection.

Preferably, the second driving motor is fixedly connected with the discharging device, the second rotating shaft is in transmission connection with an output shaft of the second driving motor through a coupler, the helical blade is in welded connection with the second rotating shaft, and the helical blade is attached to the inner wall of the discharging device.

Compared with the prior art, the invention has the beneficial effects that:

1. the water tank is arranged at the rear end of the mixing drum, when the water tank is used, because the concrete humidity detector is arranged outside the mixing drum, the detection head of the concrete humidity detector extends to the inside of the mixing drum, the concrete humidity detector can detect the moisture content in the concrete during the mixing process, if the water content in the concrete is too low, the water pump is started to pump water from the water tank through the adjusting switch, the water flow is controlled by the mutual cooperation between the flow control sensor and the electromagnetic valve, so that the problem of excessive water addition caused by too high water flow speed is avoided, and then carry out proper amount water injection to the churn is inside, moisture steady state when guaranteeing inside earth stirring avoids receiving external factor and influences the problem that moisture runs off with higher speed and leads to mixing the earth relatively poor quality, and then has improved agitating unit's stirring effect, has improved production quality.

2. According to the invention, the material sieving device is arranged on one side of the upper end of the stirring cylinder, the mixed material enters the material sieving device through the feeding hole, the sieve plate is vibrated by starting the vibrating motor, so that the mixed material falling above the sieve plate is vibrated continuously, and as the density of the mixed material is low, the mixed material can permeate through the sieve plate, and the sand stone with large volume stays above the sieve plate, so that the filtering of the sand stone is completed, the sand stone content in the mixed material is reduced, and the stirring quality is improved.

3. According to the invention, the cleaning rod is arranged on one side above the sieve plate, the scraper plate is arranged below the cleaning rod, the sliding blocks are arranged at two ends of the cleaning rod and can move in the sieve material device, when the sieve plate is used, the cleaning rod is enabled to move towards the other end of the sieve plate by pulling the handles at two ends of the sliding blocks, sand on the surface of the sieve plate is pushed under the action of the scraper plate, the inserting plate is pulled upwards to enable the sand channel to be communicated with the inside of the sieve material device, and further the moving sand is discharged through the sand channel.

4. According to the invention, the discharging device is arranged below the mixing drum, the discharging valve is opened, the mixed soil after being mixed enters the discharging device through the discharging port, the second driving motor is started to drive the second rotating shaft to rotate, the second rotating shaft drives the helical blade to rotate, the mixed soil entering the discharging device is further pushed and discharged through the discharging port, the discharging device can be designed to further stir the mixed soil in the discharging process, the massive coagulation phenomenon caused by long-time standing of the top due to natural discharging by gravity in the traditional stirring process is avoided, on one hand, the stirring effect is ensured, and on the other hand, the workers can conveniently collect the mixed soil.

5. According to the invention, the mounting rod is arranged at the lower end of the first rotating shaft, the plurality of sequentially arranged stirring teeth are arranged below the mounting rod, and in the use process, the stirring teeth can stir the concrete at the bottom of the stirring barrel, so that the phenomenon of condensation caused by long-time incapability of stirring the bottom in the stirring process is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall side view of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a partial enlarged view of area A of the present invention;

fig. 5 is a schematic view of the internal structure of the screening device of the present invention.

In the figure: 1. a mixing drum; 2. a material screening device; 3. a discharging device; 4. a first drive motor; 5. a speed reducer; 6. a first rotating shaft; 7. a stirring blade; 8. mounting a rod; 9. stirring teeth; 10. a concrete humidity detector; 11. a water tank; 12. an adjustment switch; 13. a water pump; 14. a flow control sensor; 15. a connecting pipe; 16. an electromagnetic valve; 17. a feed inlet; 18. a vibration motor; 19. a sieve plate; 20. a spring; 21. a sand channel; 22. inserting plates; 23. cleaning the rod; 24. a squeegee; 25. a slider; 26. a handle; 27. a feed pipe; 28. a discharge port; 29. a second drive motor; 30. a second rotating shaft; 31. a blanking valve; 32. a helical blade; 33. a discharge opening.

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.

Referring to fig. 1-5, an embodiment of the present invention is shown: a stirring device for concrete production comprises a stirring drum 1, a concrete humidity detector 10 is mounted outside the stirring drum 1, one end of the concrete humidity detector 10 extends into the stirring drum 1, a water tank 11 is arranged at the rear end of the stirring drum 1, an adjusting switch 12 is mounted on one side of the water tank 11, a water pump 13 is mounted at the rear end of the water tank 11, a flow control sensor 14 is mounted at the upper end of the water tank 11, a connecting pipe 15 is arranged between the stirring drum 1 and the flow control sensor 14, an electromagnetic valve 16 is mounted at the middle position of the connecting pipe 15, a material sieving device 2 is arranged at the upper end of one side of the stirring drum 1, a feeding pipe 27 is arranged between the stirring drum 1 and the material sieving device 2, a feeding port 17 is arranged at the upper end of the material sieving device 2, a sieve plate 19 is arranged inside the material sieving device 2, springs 20 are mounted at two ends of the sieve plate 19, spring 20 can provide the space of buffering for the reciprocating motion of sieve 19, vibrating motor 18 is installed to sieve material device 2 outside one side, and vibrating motor 18's output extends to sieve material device 2's inside, sieve 19's top is provided with clearance pole 23, the below of clearance pole 23 is provided with scraper blade 24, the both ends of clearance pole 23 all are provided with slider 25, and slider 25 is located sieve material device 2's inside, slider 25's the outside all is provided with handle 26, can drive clearance pole 23 through holding handle 26 and move, the below of churn 1 is provided with discharging device 3, second driving motor 29 is installed to one side of discharging device 3, the output of second driving motor 29 is provided with second axis of rotation 30, the outside of second axis of rotation 30 is provided with helical blade 32, discharging device 3's opposite side is provided with discharge opening 33.

Further, a speed reducer 5 is installed above the mixing drum 1, a first driving motor 4 is installed above the speed reducer 5, the first driving motor 4 is in transmission connection with the speed reducer 5, a first rotating shaft 6 is arranged at the output end of the speed reducer 5, the first rotating shaft 6 extends into the mixing drum 1, the first rotating shaft 6 is in transmission connection with the output shaft of the speed reducer 5 through a coupler, a mixing blade 7 is arranged outside the first rotating shaft 6, the mixing blade 7 is in welding connection with the first rotating shaft 6, a mounting rod 8 is arranged at the lower end of the first rotating shaft 6, mixing teeth 9 are arranged below the mounting rod 8, a plurality of mixing teeth 9 are arranged, the mixing teeth 9 are sequentially distributed, a discharge port 28 is arranged at the bottom of the mixing drum 1, the discharge port 28 is communicated with the discharging device 3, a discharging valve 31 is installed in the middle of the discharge port 28, and the mixing teeth 9 can stir the soil at the bottom of the mixing drum 1, the phenomenon that the bottom of the stirring kettle is not stirred for a long time and is condensed is avoided.

Further, water tank 11 and water pump 13 sealing connection, water pump 13 passes through pipeline sealing connection with flow control sensor 14, churn 1 passes through connecting pipe 15 sealing connection with flow control sensor 14, cooperate mutually between flow control sensor 14 and solenoid valve 16 to water flow control, avoid the too fast problem that leads to adding water too much of water velocity, and then carry out proper amount water injection to 1 inside of churn, moisture remains stable state when guaranteeing inside earth stirring.

Further, muddy earth moisture detector 10, regulating switch 12 and water pump 13 pass through electric property series connection, and muddy earth moisture detector 10 can detect the inside moisture content of muddy earth, if muddy earth inside moisture content crosses lowly, starts water pump 13 through regulating switch 12 and draws water to water tank 11.

Further, sieve 19 passes through the draw-in groove with sieve material device 2 and is connected, spring 20 and sieve 19 and sieve material device 2 fixed connection, vibrating

motor

18 and 19 fixed connection of sieve, vibrating motor 18 can vibrate sieve 19 for the combined material who falls into to the 19 tops of sieve constantly produces the shake, because combined material's density is less, can permeate through sieve 19, and the great grit of volume then stops in the top of sieve 19, thereby the completion is to the filtration of grit.

Further, clearance pole 23, slider 25 and handle 26 structure as an organic whole, clearance pole 23 and sieve device 2 sliding connection, scraper blade 24 laminates mutually with the upper end of sieve 19, through the handle 26 of pulling slider 25 both ends for clearance pole 23 carries out the displacement to the other end of sieve 19, under scraper blade 24's effect, promotes the grit on sieve 19 surface.

Further, the inside of sieve material device 2 one side is provided with grit passageway 21, and the one end of grit passageway 21 is linked together with one side of sieve 19, and picture peg 22 is installed to the top of sieve 19 one side, and the one end of picture peg 22 extends to the outside of sieve material device 2, picture peg 22 and sieve material device 2 sliding connection, through upwards pulling picture peg 22 for grit passageway 21 is linked together with sieve material device 2 is inside, and then makes the grit that removes discharge through grit passageway 21.

Further, second driving motor 29 and discharging device 3 fixed connection, second axis of rotation 30 passes through the shaft coupling transmission with second driving motor 29's output shaft and is connected, helical blade 32 and second axis of rotation 30 welded connection, and helical blade 32 laminates mutually with discharging device 3's inner wall, discharging device 3's design can further stir muddy earth at the in-process of the ejection of compact, utilize gravity naturally to ejection of compact to lead to the top to stew the cubic phenomenon of condensing that arouses for a long time in the traditional stirring has been avoided.

The working principle is as follows: during the use, the mixed material enters into the inside of the sieve device 2 through the feed inlet 17, through starting the vibrating motor 18, the sieve plate 19 is vibrated, so that the mixed material falling to the upper side of the sieve plate 19 is shaken continuously, because the density of the mixed material is small, the mixed material can permeate through the sieve plate 19, and the gravels with large volume are stopped above the sieve plate 19, thereby completing the filtration of the gravels, the content of the gravels in the mixed material is reduced, meanwhile, the cleaning rod 23 is arranged on one side above the sieve plate 19, the scraper 24 is arranged below the cleaning rod 23, because the slide blocks 25 are arranged at the two ends of the cleaning rod 23, the slide blocks 25 can move in the sieve device 2, through pulling the handles 26 at the two ends of the slide blocks 25, the cleaning rod 23 is displaced to the other end of the sieve plate 19, under the action of the scraper 24, the gravels on the surface of the sieve plate 19 are pushed, through pulling the inserting plate 22 upwards, the sand channel 21 is communicated with the inside of the sieving device 2, and then the moving sand is discharged through the sand channel 21, the filtered mixed material enters the stirring cylinder 1 through the feeding pipe 27, the speed reducer 5 is driven to rotate by starting the first driving motor 4, and then the first rotating shaft 6 provided with the stirring blades 7 is driven to rotate under the transmission of the speed reducer 5, so as to stir the internal mixed material, the installation rod 8 is arranged at the lower end of the first rotating shaft 6, a plurality of stirring teeth 9 which are sequentially arranged are arranged below the installation rod 8, the stirring teeth 9 can stir the concrete at the bottom of the stirring cylinder 1, the phenomenon that the bottom of the stirring cylinder is not stirred for a long time and is condensed is avoided in the stirring process, in addition, through the water tank 11 arranged at the rear end of the stirring cylinder 1, because the humidity detector 10 is arranged outside the stirring cylinder 1, the detection head of the concrete humidity detector 10 extends to the inside of the mixing drum 1, during the mixing process, the concrete humidity detector 10 can detect the moisture content inside the concrete, if the moisture content inside the concrete is too low, the water pump 13 is started through the regulating switch 12 to pump water into the water tank 11, the water flow is controlled through the mutual cooperation between the flow control sensor 14 and the electromagnetic valve 16, the problem that the water is added too much due to too high water flow speed is avoided, further, a proper amount of water is injected into the mixing drum 1, the moisture is kept in a stable state when the internal soil is mixed, the mixed soil after being mixed enters the discharging device 3 through the discharging port 28, by starting the second driving motor 29, the second driving motor 29 drives the second rotating shaft 30 to rotate, the second rotating shaft 30 drives the helical blade 32 to rotate, and further pushes the concrete entering the discharging device 3, and is discharged through the discharge opening 33.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a concrete production is with agitating unit, includes churn (1), its characterized in that: the outer mounting of churn (1) has muddy earth moisture detector (10), and the one end of muddy earth moisture detector (10) extends to the inside of churn (1), the rear end of churn (1) is provided with water tank (11), regulating switch (12) are installed to one side of water tank (11), water pump (13) are installed to the rear end of water tank (11), flow control sensor (14) are installed to the upper end of water tank (11), be provided with connecting pipe (15) between churn (1) and flow control sensor (14), solenoid valve (16) are installed to the intermediate position department of connecting pipe (15), the upper end of churn (1) one side is provided with sieve material device (2), be provided with inlet pipe (27) between churn (1) and sieve material device (2), the upper end of sieve material device (2) is provided with feed inlet (17), the screening device is characterized in that a screening plate (19) is arranged in the screening device (2), springs (20) are mounted at two ends of the screening plate (19), a vibrating motor (18) is mounted at one side of the outside of the screening device (2), the output end of the vibrating motor (18) extends into the screening device (2), a cleaning rod (23) is arranged above the screening plate (19), a scraping plate (24) is arranged below the cleaning rod (23), sliding blocks (25) are arranged at two ends of the cleaning rod (23), the sliding blocks (25) are located in the screening device (2), handles (26) are arranged outside the sliding blocks (25), a discharging device (3) is arranged below the stirring cylinder (1), a second driving motor (29) is mounted at one side of the discharging device (3), a second rotating shaft (30) is arranged at the output end of the second driving motor (29), the outer part of the second rotating shaft (30) is provided with a helical blade (32), and the other side of the discharging device (3) is provided with a discharging opening (33).

2. The stirring device for concrete production according to claim 1, wherein: the stirring device is characterized in that a speed reducer (5) is installed above the stirring drum (1), a first driving motor (4) is installed above the speed reducer (5), the first driving motor (4) is in transmission connection with the speed reducer (5), a first rotating shaft (6) is arranged at the output end of the speed reducer (5), the first rotating shaft (6) extends into the stirring drum (1), the first rotating shaft (6) is in transmission connection with the output shaft of the speed reducer (5) through a coupler, stirring blades (7) are arranged outside the first rotating shaft (6), the stirring blades (7) are in welding connection with the first rotating shaft (6), an installation rod (8) is arranged at the lower end of the first rotating shaft (6), stirring teeth (9) are arranged below the installation rod (8), the stirring teeth (9) are provided with a plurality of parts, and the stirring teeth (9) are distributed in sequence, the bottom of the mixing drum (1) is provided with a discharge hole (28), the discharge hole (28) is communicated with the discharging device (3), and a blanking valve (31) is installed in the middle of the discharge hole (28).

3. The stirring device for concrete production according to claim 1, wherein: the water tank (11) is connected with the water pump (13) in a sealing mode, the water pump (13) is connected with the flow control sensor (14) in a sealing mode through a pipeline, and the stirring cylinder (1) is connected with the flow control sensor (14) in a sealing mode through a connecting pipe (15).

4. The stirring device for concrete production according to claim 1, wherein: the concrete humidity detector (10), the regulating switch (12) and the water pump (13) are connected in series through electrical property.

5. The stirring device for concrete production according to claim 1, wherein: the sieve plate (19) is connected with the sieving device (2) through a clamping groove, the spring (20) is fixedly connected with the sieve plate (19) and the sieving device (2), and the vibrating motor (18) is fixedly connected with the sieve plate (19).

6. The stirring device for concrete production according to claim 1, wherein: clearance pole (23), slider (25) and handle (26) structure as an organic whole, clearance pole (23) and sieve material device (2) sliding connection, scraper blade (24) are laminated mutually with the upper end of sieve (19).

7. The stirring device for concrete production according to claim 1, wherein: sieve the inside of material device (2) one side and be provided with grit passageway (21), and the one end of grit passageway (21) is linked together with one side of sieve (19), picture peg (22) are installed to the top of sieve (19) one side, and the one end of picture peg (22) extends to the outside of sieve material device (2), picture peg (22) and sieve material device (2) sliding connection.

8. The stirring device for concrete production according to claim 1, wherein: the second driving motor (29) is fixedly connected with the discharging device (3), the second rotating shaft (30) is in transmission connection with an output shaft of the second driving motor (29) through a coupler, the helical blade (32) is in welding connection with the second rotating shaft (30), and the helical blade (32) is attached to the inner wall of the discharging device (3).