CN111168857B

CN111168857B - Concrete mixer and concrete production process using same

Info

Publication number: CN111168857B
Application number: CN202010024189.3A
Authority: CN
Inventors: 王年昌
Original assignee: Jiaxing Wangbo Building Materials Co ltd
Current assignee: Jiaxing Wangbo Building Materials Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2021-06-25
Anticipated expiration: 2040-01-10
Also published as: CN111168857A

Abstract

The invention discloses a concrete mixer and a concrete production process using the same, belonging to the field of concrete production, comprising a frame and a mixing bin arranged on the frame, wherein the mixing bin is internally provided with a mixing mechanism, the frame is provided with a driving mechanism for driving the mixing mechanism to operate, two ends of a conveying pipe are hermetically arranged, the conveying pipe is internally and rotatably provided with a rotating shaft, the rotating shaft is provided with a helical blade along the axial direction of the rotating shaft, the side wall of the upper end of the conveying pipe is provided with a discharging pipe communicated with the inside of the mixing bin, the side wall of the lower end of the conveying pipe is provided with a feeding hopper communicated with the conveying pipe, the conveying pipe is provided with a driving piece for driving the rotating shaft to rotate, the side wall of the conveying pipe positioned above the feeding hopper is provided with a downwards-arranged water outlet, the water outlet is. This concrete mixer can wash the stone, reduces during earth stirs the concrete, improves the concrete quality that the stirring came out.

Description

Concrete mixer and concrete production process using same

Technical Field

The invention relates to the technical field of concrete production, in particular to a concrete mixer and a concrete production process using the same.

Background

The concrete is artificial stone which is prepared by taking cement as a main cementing material, adding water, sand, stones and chemical additives and mineral admixtures if necessary, mixing the materials according to a proper proportion, uniformly stirring, densely molding, curing and hardening. The traditional concrete production process generally comprises the steps of weighing and selecting materials, then placing the selected materials into a stirrer for stirring, and stirring for a certain time to finish the concrete production. However, sometimes, some soil is adhered to the selected stones, the traditional mixer does not have the function of removing the soil from the stones, and the quality of the produced concrete can be affected when the stones adhered with the soil are placed into the mixer to be mixed together.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a concrete mixer which can clean stones, reduce the stirring of soil into concrete and improve the quality of the stirred concrete.

The above object of the present invention is achieved by the following technical solutions:

a concrete mixer comprises a frame and a mixing bin arranged on the frame, wherein a mixing mechanism is arranged in the mixing bin, the frame is provided with a driving mechanism for driving the mixing mechanism to run, the frame is provided with a frame body, the frame body is provided with a conveying pipe which inclines upwards, two ends of the conveying pipe are arranged in a sealing manner, a rotating shaft is arranged in the conveying pipe in a rotating manner, the rotating shaft is provided with a spiral blade along the axial direction of the rotating shaft, the side wall of the upper end of the conveying pipe is provided with a discharging pipe communicated with the inside of the mixing bin, the side wall of the lower end of the conveying pipe is provided with a feeding hopper communicated with the conveying pipe, the conveying pipe is provided with a driving piece for driving the rotating shaft to rotate, the side wall of the conveying pipe above the feeding hopper is provided with a downward water discharging hole, a first filter screen is, the utility model discloses a sewage treatment device, including downcomer, helical blade, spiral baffle, conveyer pipe, second valve, pivot, feeder hopper, conveyer pipe, the helical blade of downcomer top is equipped with a plurality of holes that leak, helical blade slides and is connected with spiral baffle, spiral baffle be equipped with a plurality ofly and leak the through-hole that the hole one-to-one just communicates each other, spiral baffle shift the back, the hole that leaks is sealed to spiral baffle, the downcomer is equipped with the first valve that controls its and open and close, spiral baffle passes through the bolt fastening with helical blade, the conveyer pipe is including being responsible for and the sediment bucket that communicates with the person in charge lower extreme, be equipped with the second valve in the lower port of being responsible for, the pivot is rotated.

By adopting the technical scheme, a spiral conveying mechanism is formed between the rotating shaft, the driving part, the spiral blades and the conveying pipe, water is filled in the feeding hopper, then the stones are placed in the feeding hopper and are conveyed upwards through the rotating spiral blades, in the conveying process, the stones and the water rotate together to be conveyed upwards, the water can clean the stones in the process, when the water rises to the position of the drainage hole, the water can flow into the water storage tank through the drainage pipe, and the stones can continue to be conveyed upwards to the stirring bin under the action of the spiral blades because the stones cannot penetrate through the first filter screen, so that the soil can be reduced from entering the stirring bin, and the quality of the stirred concrete is improved; although the conveying pipe is provided with the water outlet, a part of water can be conveyed into the stirring bin through the spiral blade, so that the proportion of concrete can be influenced, and the quality of the concrete can be influenced; the spiral baffle can block the water leakage hole, and the sewer pipe can be closed through the first valve, so that water or sand and other raw materials can be conveyed in the conveying pipe, different conveying requirements can be met, and the application range is wide; the water in the feeder hopper needs to be changed after being used for a long time, and by adopting the technical scheme, when the equipment is not used, water can be precipitated, mud can be precipitated in the precipitation barrel, the second valve is closed, the precipitation barrel is screwed down, muddy water is poured, and therefore the water is not required to be changed integrally, and water resources are saved.

The invention is further configured to: the aqua storage tank is located the top of feeder hopper, be connected with the connecting pipe between aqua storage tank and the feeder hopper, the aqua storage tank passes through the connecting pipe intercommunication with the feeder hopper.

By adopting the technical scheme, the water in the water storage tank can flow back into the feed hopper due to the arrangement of the connecting pipe, so that the water can be recycled, and the water source is saved.

The invention is further configured to: the water outlet of the downcomer is fixedly sleeved with a cloth bag for filtering.

Through adopting above-mentioned technical scheme, the setting of sack can carry out filterable effect to water, further reduces earth and enters into in the stirring storehouse.

The invention is further configured to: and a second filter screen is arranged between the main pipe and the second valve.

Through adopting above-mentioned technical scheme, the setting of second filter screen can block in the stone enters into the setting tank, is difficult for appearing the dead phenomenon of card on the one hand when closing the second valve, just need not retrieve the stone again on the other hand when empting the setting tank, it is more convenient to empty.

The invention is further configured to: the conveyer pipe lateral wall is equipped with the operation mouth of convenient slip helical baffle, operation mouth department articulates there is the switch door.

Through adopting above-mentioned technical scheme, the setting up of operation mouth makes operating personnel conveniently go to rotate helical baffle, need not go to rotate helical baffle after wholly dismantling the conveyer pipe again.

A concrete production process is characterized by comprising the following operation steps:

A. weighing the required material;

B. in the weighed materials, the stones are firstly put into the feed hopper of the concrete mixer, and are cleaned in the process of being conveyed into the mixing bin to remove impurities on the stones;

C. adding other weighed materials into a concrete mixer for stirring, and adding water in a corresponding proportion;

D. and discharging the uniformly stirred concrete slurry and loading the concrete slurry into a concrete tank truck.

In conclusion, the beneficial technical effects of the invention are as follows:

1. fill water in the feeder hopper of mixer, the in-process that the stone carried in the stirring storehouse through helical blade can play abluent effect to the stone, and water can not enter into the stirring storehouse to can reduce the earth that the stone carried and enter into the stirring storehouse in, improve the concrete quality that the stirring came out.

2. The conveying pipe can convey stones and other raw materials such as water or sand, and is wide in application range.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a perspective view of the duct of fig. 1.

Figure 3 is a schematic view of the internal structure of figure 2,

fig. 4 is an enlarged view of a in fig. 3.

In the figure, 1, a frame; 2. a stirring bin; 3. a drive mechanism; 4. a frame body; 5. a delivery pipe; 51. a main pipe; 52. a settling barrel; 6. a rotating shaft; 7. a helical blade; 8. a discharge pipe; 9. a feed hopper; 10. a drive member; 11. a drain hole; 12. a first filter screen; 13. a water storage tank; 14. a sewer pipe; 15. a connecting pipe; 16. a cloth bag; 17. a first valve; 18. a second filter screen; 19. a water leakage hole; 20. a helical baffle; 21. a through hole; 22. a second valve; 23. an operation port; 24. and (5) opening and closing the door.

Detailed Description

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Example one

Referring to fig. 1, a concrete mixer disclosed by the invention comprises a frame 1, a mixing bin 2 is arranged on the frame 1, a mixing device (not shown in the figures, and the mixing device is in the prior art) is arranged in the mixing bin 2, the mixing device is driven to rotate by a driving mechanism 3, the driving device is a driving motor, a frame body 4 is further arranged on the frame 1, a conveying pipe 5 inclining upwards is fixedly arranged on the frame body 4, the upper end and the lower end of the conveying pipe 5 are hermetically arranged, a discharging pipe 8 communicated with the mixing bin 2 is communicated on the side wall of the upper end of the conveying pipe 5, a discharging port of the discharging pipe 8 is arranged downwards, a feeding hopper 9 is communicated on the side wall of the lower end of the conveying pipe 5, and.

As shown in fig. 2 and 3, the delivery pipe 5 includes a main pipe 51 and a settling tank 52 communicated with the main pipe 51, the main pipe 51 is in threaded connection with the settling tank 52, the settling tank 52 is arranged at the lower end of the main pipe 51, a second filter screen 18 and a second valve 22 are arranged at the lower end of the main pipe 51, the second filter screen 18 can prevent stones in the main pipe 51 from entering the settling tank 52, and the second valve 22 can control the communication and closing of water flow between the main pipe 51 and the settling tank 52; a rotating shaft 6 is rotatably arranged in a main pipe 51, a helical blade 7 is fixedly arranged on the rotating shaft 6 along the axial direction, a driving part 10 for driving the rotating shaft 6 to rotate is arranged at the upper end of a conveying pipe 5, the driving part 10 is a motor, after stones and water are put into a feed hopper 9, the helical blade 7 can convey the water and the stones together under the condition of quick rotation, a water drainage hole 11 is arranged at the middle position of the main pipe 51, a first filter screen 12 is arranged at the water drainage hole 11, the first filter screen 12 allows the water to pass through, the stones can not pass through the first filter screen 12, a water storage tank 13 is arranged on the outer wall of the main pipe 51 above the feed hopper 9, a sewer pipe 14 is communicated between the water drainage hole 11 of the main pipe 51 and the water storage tank 13, a first valve 17 is arranged in the sewer pipe 14, the first valve 17 controls the opening and closing of the sewer pipe 14, a connecting pipe 15 is communicated between the water storage tank 13 and the feed, the water will flow down through the down-flow pipe 14 into the reservoir 13 and back through the connecting pipe 15 into the feed hopper 9, so that the water will circulate and the stones will be transported into the mixing bin 2 by the rotation of the helical blades 7.

As shown in fig. 4, a helical baffle 20 is slidably connected to the helical blade 7 above the drain hole 11, the cross section of the helical baffle 20 is T-shaped, a T-shaped groove adapted to the helical baffle 20 is formed in the helical blade 7, the helical baffle 20 and the helical blade 7 are fixed by bolts, a plurality of through holes 21 are formed in the helical baffle 20, and water leakage holes 19 are formed in the helical blade 7, correspond to the through holes 21 one by one and are communicated with each other, when some water passes through the drain hole 11, no downward flow of the water can continue to be conveyed upwards along with the rotation of the helical blade 7, when the water passes through the water leakage holes 19, the water can flow downwards through the water leakage holes 19, so that the water is not easy to enter the stirring bin 2, and therefore, water can be added into the stirring bin 2 better in the following process, and the proportion of the whole; after the helical blade 7 and the helical baffle 20 rotate relatively, the through hole 21 and the water leakage hole 19 are staggered, the water leakage hole 19 on the helical blade 7 can be sealed through the helical baffle 20, and then the sewer pipe 14 is sealed through the first valve 17, and then the conveying pipe 5 can convey some liquid such as water. As shown in fig. 2, an operation opening 23 is provided on the main pipe 51, and an opening and closing door 24 is hinged at the operation opening 23, and at ordinary times, the opening and closing door 24 is closed, and when the spiral baffle 20 needs to be rotated, the opening and closing door 24 can be opened, so that the spiral baffle 20 can be rotated more conveniently.

The implementation principle of the above embodiment is as follows: when stones are required to be conveyed into the stirring bin 2, water is firstly filled into the feed hopper 9, then the stones are shoveled into the feed hopper 9 through the forklift, the driving piece 10 drives the rotating shaft 6 to rotate, the water and the stones are conveyed upwards along with the rotation of the helical blade 7, in the process, the stones can be stirred and cleaned, when the stones pass through the first filter screen 12, water flows downwards, enters the water storage tank 13 through the sewer pipe 14 and then flows back to the feed hopper 9 through the connecting pipe 15, and when the water passes through the cloth bag 16, the water can be filtered, the stones are still conveyed upwards into the stirring bin 2 along with the rotation of the helical blade 7, and a part of water does not flow downwards through the water outlet hole 11 and is also conveyed upwards along with the rotation of the helical blade 7, will leak down after passing through the water leakage hole 19, water will not enter the mixing bin 2 basically when transporting the stone; when liquid raw materials or powder materials need to be conveyed into the stirring bin 2 through the conveying pipe 5, the switch door 24 can be opened to rotate the spiral baffle 20, so that the spiral baffle 20 and the spiral blades 7 rotate relatively, the through holes 21 and the water leakage holes 19 are staggered, and the water leakage holes 19 are sealed by the spiral baffle 20; when the equipment is not used, water in the feed hopper 9 can be precipitated, precipitated muddy water can be precipitated in the precipitation barrel 52, and when the muddy water is poured, the second valve 22 only needs to be closed firstly, and then the precipitation barrel 52 is screwed down from the main pipe 51 for pouring.

Example two

The invention discloses a concrete production process, which comprises the following specific operation steps:

A. weighing the required material;

B. in the weighed materials, the stones are firstly put into the feed hopper 9 of the concrete mixer in the first embodiment, and are cleaned in the process of being conveyed into the mixing bin 2 to remove impurities on the stones;

Claims

1. The utility model provides a concrete mixer, includes frame (1) and stirring storehouse (2) of setting in frame (1), be equipped with rabbling mechanism in stirring storehouse (2), frame (1) is equipped with drive rabbling mechanism moving actuating mechanism (3), its characterized in that: the frame (1) is provided with a frame body (4), the frame body (4) is provided with a conveying pipe (5) inclined upwards, two ends of the conveying pipe (5) are arranged in a sealing mode, a rotating shaft (6) is arranged in the conveying pipe (5) in a rotating mode, the rotating shaft (6) is provided with a spiral blade (7) along the axial direction of the rotating shaft, the side wall of the upper end of the conveying pipe (5) is provided with a discharging pipe (8) communicated with the inside of the stirring bin (2), the side wall of the lower end of the conveying pipe (5) is provided with a feeding hopper (9) communicated with the conveying pipe (5), the conveying pipe (5) is provided with a driving piece (10) driving the rotating shaft (6) to rotate, the side wall of the conveying pipe (5) above the feeding hopper (9) is provided with a lower water hole (11) arranged downwards, a first filter screen (12) is arranged at, a sewer pipe (14) is arranged between a sewer hole (11) of the conveying pipe (5) and the water storage tank (13), a plurality of water leakage holes (19) are formed in the helical blade (7) above the sewer hole (11), the helical blade (7) is connected with a helical baffle (20) in a sliding mode, a plurality of through holes (21) which correspond to the water leakage holes (19) in a one-to-one mode and are communicated with each other are formed in the helical baffle (20), after the helical baffle (20) is displaced, the helical baffle (20) seals the water leakage holes (19), the sewer pipe (14) is provided with a first valve (17) for controlling the sewer pipe to be opened and closed, the helical baffle (20) and the helical blade (7) are fixed through bolts, the conveying pipe (5) comprises a main pipe (51) and a settling barrel (52) communicated with the lower end of the main pipe (51), a second valve (22) is arranged in the lower end of the main pipe (51), and the rotating, the feed hopper (9) is arranged on a main pipe (51), and the main pipe (51) is connected with the settling barrel (52) through threads.

2. A concrete mixer according to claim 1, wherein: the water storage tank (13) is located above the feed hopper (9), a connecting pipe (15) is connected between the water storage tank (13) and the feed hopper (9), and the water storage tank (13) is communicated with the feed hopper (9) through the connecting pipe (15).

3. A concrete mixer according to claim 2, wherein: a cloth bag (16) for filtering is fixedly sleeved at the water outlet of the downcomer (14).

4. A concrete mixer according to claim 3, wherein: a second filter screen (18) is arranged between the main pipe (51) and the second valve (22).

5. A concrete mixer according to claim 1, wherein: conveyer pipe (5) lateral wall is equipped with operation mouth (23) of convenient slip spiral baffle (20), operation mouth (23) department articulates there is switch door (24).

6. A concrete production process using a concrete mixer according to any one of claims 1 to 5, characterized in that it comprises the following operating steps:

A. weighing the required material;

B. in the weighed materials, the stones are firstly put into a feed hopper (9) of a concrete mixer, and are cleaned in the process of being conveyed into a mixing bin (2) to remove impurities on the stones;