CN216224123U

CN216224123U - Cement air stirrer

Info

Publication number: CN216224123U
Application number: CN202122801411.9U
Authority: CN
Inventors: 刘黎; 胥洪钊
Original assignee: Sichuan Shangshan Jincheng Environmental Protection Engineering Co ltd
Current assignee: Sichuan Shangshan Jincheng Environmental Protection Engineering Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-08
Anticipated expiration: 2031-11-16

Abstract

The utility model belongs to the technical field of air stirrers, and particularly relates to a cement air stirrer which comprises a stirring cylinder and an air pump, wherein a plurality of feeding cylinders are arranged at the top of the stirring cylinder, an air inlet pipe is connected to an air outlet of the air pump, a hollow shaft is vertically and rotatably arranged in the stirring cylinder, the bottom end of the hollow shaft extends to the lower part of the stirring cylinder and is rotatably provided with a communicating block, one end, far away from the air pump, of the air inlet pipe is fixedly connected with the communicating block, and two hollow rods II and a plurality of hollow rods I are horizontally and rotatably arranged on the hollow shaft. The cement mixing device is reasonable in design and simple in structure, the hollow shaft can be driven to rotate while air is supplied into the mixing drum through the air pump, and the rotation of the first hollow rod and the second hollow rod can be controlled under the matching of the transmission gear and the lower fluted disc, so that cement materials in the mixing drum can be quickly mixed, the mixing speed can be controlled according to needs, and the cement mixing device is economical, practical and convenient to operate.

Description

Cement air stirrer

Technical Field

The utility model relates to the technical field of air stirrers, in particular to a cement air stirrer.

Background

The air stirrer is a stirrer which runs by utilizing a starting principle and is widely applied.

Chinese patent with the publication number of CN 211250774U discloses a cement air stirrer, which relates to the technical field of portland cement mixing and solves the problem of low homogenizing and mixing efficiency of the existing portland cement, and the technical proposal is characterized by comprising a stirring barrel, a support rod fixedly connected at the bottom of the stirring barrel, a discharge pipe fixedly connected at the bottom of the stirring barrel, a feed pipe fixedly connected at the top of the stirring barrel, a rotating pipe positioned in the stirring barrel, a plurality of stirring pipes fixedly connected at the periphery of the rotating pipe, an air inlet pipe for transmitting air into the rotating pipe, an air outlet pipe fixedly connected at the top of the stirring barrel, a filter screen fixedly connected in the air outlet pipe and a motor fixedly connected at the top of the stirring barrel and used for driving the stirring pipe to rotate, the stirring pipe sprays air upwards in the stirring process, not only cement powder is stirred by the stirring pipe per se in the stirring process, can also drive the powder through the gas of blowout in the middle of the stirring pipe and mix, great improvement stirring efficiency. The scheme mainly adopts the motor to drive, and the number of the air injection pipes, the number of the auxiliary pipes and the like are large, the air intake demand is high, and the energy consumption and the production cost can be increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art and provides a cement air stirrer.

The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a cement air agitator, includes churn and air pump, the top of churn is provided with a plurality of feeding section of thick bamboo, be connected with the intake pipe on the gas outlet of air pump, vertical rotation installs the hollow shaft in the churn, the bottom of hollow shaft extends to the below of churn and rotates and install the intercommunication piece, and the intake pipe keeps away from the one end and the intercommunication piece fixed connection of air pump, the hollow shaft is improved level and is rotated and install two hollow rod two and a plurality of hollow rod one, and all is provided with the air nozzle on two hollow rod two and a plurality of hollow rod one, horizontal fixed mounting has the bar board on the lateral wall of hollow shaft, fixed mounting has the fixed pin on the bar board, and the both ends of fixed pin all fixed cover are equipped with the flabellum.

Preferably, the two hollow rods II and the hollow rods I are respectively fixedly sleeved with a large chain wheel and a small chain wheel, and the two large chain wheels and the small chain wheels are in transmission connection with the same chain.

Preferably, the air inlet pipe is provided with two valve bodies, and the two valve bodies are respectively a pressure reducing valve and an air inlet regulating valve.

Preferably, a plurality of air inlets are formed in the first hollow rod and the second hollow rod.

Preferably, a mounting ring is fixedly mounted on the side wall of the mixing drum, a lower fluted disc is fixedly mounted on the bottom side of the mounting ring, a transmission gear is fixedly sleeved at one end of the hollow rod II located above the mounting ring, and the transmission gear is meshed with the lower fluted disc.

Preferably, a plurality of cleaning nozzles are arranged on the hollow rod II positioned above based on the central axis of the hollow rod II as the circle center, and the plurality of cleaning nozzles are matched with the transmission gear.

Preferably, the top side of the mounting ring is arranged obliquely.

Preferably, a plurality of through holes are formed in the hollow shaft, two sealing bearings are fixedly sleeved on the two hollow rods II and the hollow rods I, and the sealing bearings are fixedly installed in the corresponding through holes respectively.

The utility model has the beneficial effects that: according to the utility model, air can be fed into a cement material through the air pump by virtue of the matching of the air inlet pipe, the communicating block, the hollow shaft, the first hollow rod and the second hollow rod through the air nozzle, meanwhile, the rotating speed of the hollow shaft can be controlled by virtue of the matching of the pressure release valve and the air inlet adjusting valve, the second hollow rod above can be controlled to rotate by virtue of the matching of the mounting ring, the second hollow rod and the plurality of hollow rods under the matching of the large chain wheel, the small chain wheel and the chain, so that the effect of rapidly stirring the cement material can be realized, the meshing part of the second hollow rod and the plurality of hollow rods can be blown and cleaned by virtue of the matching of the cleaning nozzle, and therefore, the influence of cement powder on the normal transmission of the transmission chain and the lower chain disk can be avoided.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic perspective view of a cement air mixer according to the present invention;

FIG. 2 is a schematic cross-sectional view of a cement air mixer according to the present invention;

FIG. 3 is a schematic structural view of part A of the cement air mixer according to the present invention;

FIG. 4 is a schematic structural view of a portion B of the cement air mixer according to the present invention;

fig. 5 is a schematic view of the drive connection of the large sprocket, the small sprocket and the chain part according to the present invention.

In the figure: 1. a mixing drum; 2. a feeding cylinder; 3. an air pump; 4. an air inlet pipe; 5. a valve body; 6. a communicating block; 7. a hollow shaft; 8. a first hollow rod; 9. a hollow rod II; 10. an air nozzle; 11. a small sprocket; 12. a large sprocket; 13. a chain; 14. an air inlet; 15. a transmission gear; 16. a mounting ring; 17. a lower fluted disc; 18. cleaning the nozzle; 19. a strip plate; 20. a fixing pin; 21. a fan blade.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

The first embodiment is as follows: referring to fig. 1-5, a cement air mixer comprises a mixing drum 1 and an air pump 3, wherein the top of the mixing drum 1 is provided with a plurality of feeding drums 2, an air inlet pipe 4 is connected to an air outlet of the air pump 3, a hollow shaft 7 is vertically and rotatably installed in the mixing drum 1, the bottom end of the hollow shaft 7 extends to the lower part of the mixing drum 1 and is rotatably provided with a communicating block 6, and one end of the air inlet pipe 4 far away from the air pump 3 is fixedly connected with a communicating block 6, two hollow rods II 9 and a plurality of hollow rods I8 are horizontally and rotatably arranged on a hollow shaft 7, the two hollow rods II 9 and the plurality of hollow rods I8 are respectively provided with an air nozzle 10, the side wall of the hollow shaft 7 is horizontally and fixedly provided with a strip-shaped plate 19, the strip-shaped plate 19 is fixedly provided with a fixed pin 20, both ends of the fixed pin 20 are respectively fixedly sleeved with a fan blade 21, the hollow shaft 7 can be driven to rotate when air passes through the hollow shaft 7 through the cooperation of the strip 19, the fixing pin 20 and the fan 21.

In this embodiment, two hollow bars two 9 and a plurality of hollow bars 8 are fixedly sleeved with a large chain wheel 12 and a small chain wheel 11 respectively, and two large chain wheels 12 and a plurality of small chain wheels 11 are in transmission connection with a same chain 13, two hollow bars two 9 and a plurality of hollow bars one 8 can be controlled to keep rotating through the large chain wheel 12, the small chain wheel 11 and the chain 13, and the hollow bars two 9 and the hollow bars one 8 can be enabled to keep different rotating speeds.

In this embodiment, be provided with two valve bodies 5 on the intake pipe 4, even a valve body 5 is relief pressure valve and air inlet regulating valve respectively, can control through relief pressure valve and air inlet regulating valve and adjust the air that gets into hollow shaft 7 to can control the slew velocity of hollow shaft 7 as required.

In this embodiment, a plurality of air inlets 14 are formed in the first hollow rod 8 and the second hollow rod 9, and air in the hollow shaft 7 can be conveyed into the first hollow rod 8 and the second hollow rod 9 through the air inlets 14.

In this embodiment, a mounting ring 16 is fixedly mounted on the side wall of the mixing drum 1, a lower toothed disc 17 is fixedly mounted on the bottom side of the mounting ring 16, a transmission gear 15 is fixedly sleeved at one end of the second hollow rod 9 located above, the transmission gear 15 is meshed with the lower toothed disc 17, and the second hollow rod 9 located above can be driven to rotate when the hollow shaft 7 rotates through the cooperation between the lower toothed disc 17 and the transmission gear 15.

In this embodiment, be located the second hollow rod 9 of top and be provided with a plurality of clean nozzles 18 based on the axis of the second hollow rod 9 as the centre of a circle, and a plurality of clean nozzles 18 and drive gear 15 looks adaptation, can clean the position of fluted disc 17 and drive gear 15 down through a plurality of clean nozzles 18 to can avoid cement powder to influence the normal transmission between drive gear 15 and the lower fluted disc 17.

In this embodiment, the top side of the mounting ring 16 is inclined, so that the accumulation of cement powder on the mounting ring 16 can be avoided.

In this embodiment, a plurality of through-holes have been seted up on hollow shaft 7, and equal fixed cover is equipped with two seal bearing on two hollow pole two 9 and a plurality of hollow pole 8, and a plurality of seal bearing respectively fixed mounting in the through-hole that corresponds, can make hollow pole two 9 and hollow pole 8 steady rotation through seal bearing, can realize sealed to the through-hole position simultaneously to can effectually avoid in the cement powder gets into hollow shaft 7.

The working principle is as follows: when the cement mixing machine is used, firstly, a power supply is switched on, cement materials to be mixed are led into the mixing drum 1 through the plurality of feeding drums 2, the air pump 3 is started, air entering the hollow shaft 7 is regulated through the pressure release valve and the air inlet regulating valve, the air enters the hollow shaft 7 through the air inlet pipe 4, then enters the hollow rod I8 and the hollow rod II 9 through the plurality of air inlet holes 14, the cement materials are sprayed under the action of the plurality of air nozzles 10, the hollow shaft 7 can be driven to keep rotating when the air passes through the fan blades 21, the rotating speed of the hollow shaft 7 can be controlled through regulating the air inlet quantity under the coordination of the air inlet regulating valve and the pressure release valve, the hollow shaft 7 drives the two hollow rods II 9 and the plurality of hollow rods I8 to rotate when rotating, the hollow rods II 9 above can be rotated under the coordination of the transmission gear 15 and the lower fluted disc 17, and the hollow rods I8 and II 9 can be controlled to rotate under the coordination of the large chain wheel 12, the small chain wheel 11 and the chain 13, meanwhile, the meshing positions of the lower fluted disc 17 and the transmission gear 15 can be blown under the action of the cleaning nozzles 18, so that the transmission gear 15 and the lower fluted disc 17 can be stably driven, and the rapid stirring operation of cement materials can be realized.

Example two: the difference between the second embodiment and the first embodiment is that, referring to fig. 2, the same strip-shaped scraper is rotatably mounted on the two hollow bars 9 and the plurality of hollow bars 8, and the strip-shaped scraper is in contact with the side wall of the mixing drum 1, and the material adhered to the side wall of the mixing drum 1 can be scraped by the strip-shaped scraper.

The cement air mixer provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are set forth only to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The cement air stirrer comprises a stirring drum (1) and an air pump (3), and is characterized in that a plurality of feeding drums (2) are arranged at the top of the stirring drum (1), an air inlet pipe (4) is connected to an air outlet of the air pump (3), a hollow shaft (7) is vertically installed in the stirring drum (1) in a rotating mode, the bottom end of the hollow shaft (7) extends to the lower portion of the stirring drum (1) and is rotatably provided with a communicating block (6), one end, far away from the air pump (3), of the air inlet pipe (4) is fixedly connected with the communicating block (6), two hollow rods (9) and a plurality of hollow rods (8) are horizontally installed on the hollow shaft (7) in a rotating mode, air nozzles (10) are arranged on the two hollow rods (9) and the plurality of hollow rods (8), a strip-shaped plate (19) is horizontally and fixedly installed on the side wall of the hollow shaft (7), fixed mounting has fixed pin (20) on bar shaped plate (19), and the both ends of fixed pin (20) are all fixed cover and are equipped with flabellum (21).

2. A cement air mixer as claimed in claim 1, wherein: two hollow rods II (9) and a plurality of hollow rods I (8) are respectively and fixedly sleeved with a large chain wheel (12) and a small chain wheel (11), and the two large chain wheels (12) and the small chain wheels (11) are in transmission connection with the same chain (13).

3. A cement air mixer as claimed in claim 1, wherein: the air inlet pipe (4) is provided with two valve bodies (5), and the valve bodies (5) are respectively a pressure reducing valve and an air inlet adjusting valve.

4. A cement air mixer as claimed in claim 1, wherein: a plurality of air inlets (14) are formed in the first hollow rod (8) and the second hollow rod (9).

5. A cement air mixer as claimed in claim 1, wherein: the side wall of the mixing drum (1) is fixedly provided with a mounting ring (16), the bottom side of the mounting ring (16) is fixedly provided with a lower fluted disc (17), one end of the hollow rod II (9) positioned above is fixedly sleeved with a transmission gear (15), and the transmission gear (15) is meshed with the lower fluted disc (17).

6. A cement air mixer as claimed in claim 5, wherein: a plurality of cleaning nozzles (18) are arranged on the hollow rod II (9) positioned above based on the central axis of the hollow rod II (9) as the center of a circle, and the plurality of cleaning nozzles (18) are matched with the transmission gear (15).

7. A cement air mixer as claimed in claim 5, wherein: the top side of the mounting ring (16) is arranged obliquely.

8. A cement air mixer as claimed in claim 1, wherein: a plurality of through holes are formed in the hollow shaft (7), two sealing bearings are fixedly sleeved on the two hollow rods II (9) and the hollow rods I (8), and the sealing bearings are fixedly installed in the corresponding through holes respectively.