CN216397482U

CN216397482U - Environmental protection dust device for concrete production agitator tank

Info

Publication number: CN216397482U
Application number: CN202123102412.0U
Authority: CN
Inventors: 董正兵
Original assignee: Jingmen Jianfeng New Building Materials Co ltd
Current assignee: Jingmen Jianfeng New Building Materials Co ltd
Priority date: 2021-12-11
Filing date: 2021-12-11
Publication date: 2022-04-29
Anticipated expiration: 2031-12-11

Abstract

The utility model discloses an environment-friendly dust-settling device for a concrete production stirring tank, which belongs to the technical field of concrete production and comprises a square frame, wherein one end of the square frame is communicated with a gas collecting hood, one end of the gas collecting hood is communicated with an induced duct, a square filter screen is arranged inside the square frame, a motor and a speed reducer are arranged inside the induced duct, fan blades are arranged on an output shaft of the motor, the output shaft of the motor is connected with the input end of the speed reducer, and the output end of the speed reducer is rotatably connected with a transmission shaft. According to the utility model, through arranging the speed reducer, the transmission shaft and the transmission assembly, the rotating speed of the motor output shaft can be reduced to drive the reciprocating screw rod to rotate, so that the nut on the motor output shaft is matched to drive the dust scraping brush to do reciprocating lifting motion along the leeward side of the square filter screen, the purpose of removing dust adhered to the windward side of the square filter screen is achieved, the integral structure is simple, the motor has two purposes, and the energy-saving and environment-friendly effects are good.

Description

Environmental protection dust device for concrete production agitator tank

Technical Field

The utility model belongs to the technical field of concrete production, and particularly relates to an environment-friendly dust-settling device for a concrete production stirring tank.

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. In the stirring and mixing process, cement as a concrete raw material raises a large amount of dust in the adding process, so that dust falling operation needs to be performed on the cement.

The dust device that is used for concrete production now only can filter the dust, and can't clear up the dust of adhesion on straining the dirt net, along with the filter screen filters the continuous of dust in to the air, the dust of adhesion will increase gradually on it to lead to the filter capacity of straining the dirt net to descend gradually, influence actual use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problem that the existing dust falling device for concrete production only can filter dust and can not clean the dust adhered to a dust filtering net, the dust adhered to the dust filtering net is gradually increased along with the continuous filtration of the dust in air by a filter screen, so that the filtering capacity of the dust filtering net is gradually reduced, and the actual use is influenced, the environment-friendly dust falling device for the concrete production stirring tank is provided.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a concrete production is environmental protection dust device for agitator tank, includes the square frame, the one end intercommunication of square frame has the gas collecting channel, and the one end intercommunication of gas collecting channel has the induced duct, the internally mounted of square frame has square filter screen, the internally mounted of induced duct has motor and speed reducer, and installs the flabellum on the output shaft of motor, the output shaft of motor is connected with the input of speed reducer, and the output rotation of speed reducer is connected with the transmission shaft, the internally mounted of square frame rotates and installs reciprocal lead screw, and is provided with the nut rather than supporting on the reciprocal lead screw, install on the nut and scrape the dirt brush, and the brush hair of scraping the dirt brush contacts with the lee side of square filter screen, the one end of transmission shaft is passed through drive assembly and is connected with reciprocal lead screw transmission.

As a further description of the above technical solution: the transmission assembly comprises a first bevel gear and a second bevel gear, the first bevel gear is mounted on the reciprocating screw rod, the second bevel gear is mounted at one end of the transmission shaft, and the first bevel gear is meshed with the second bevel gear.

As a further description of the above technical solution: the bottom intercommunication of square frame has a square section of thick bamboo, and square section of thick bamboo is located square filter screen and keeps away from the one side of scraping the dirt brush, the receiver is installed through adapting unit detachable in the inside of square section of thick bamboo to dust on the square filter screen is collected.

As a further description of the above technical solution: adapting unit is including installing the bottom plate in the receiver bottom and being used for installing the bottom plate lock joint a plurality of hasps on square section of thick bamboo.

As a further description of the above technical solution: one side face of the gas collecting hood is an inclined face, an opening is formed in the inclined face, a movable door is arranged inside the opening, one end of the movable door is hinged to the gas collecting hood, a U-shaped handle is installed at the other end of the movable door, and a supporting plate is fixed on the inner surface of the gas collecting hood, close to the other end of the movable door, so that the other end of the movable door is supported.

As a further description of the above technical solution: the movable door is provided with an observation port, a transparent plate is arranged inside the observation port, and sealant is arranged between the edge of the transparent plate and the inner surface of the observation port.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, through arranging the speed reducer, the transmission shaft and the transmission assembly, the rotating speed of the motor output shaft can be reduced to drive the reciprocating screw rod to rotate, so that the nut on the motor output shaft is matched to drive the dust scraping brush to do reciprocating lifting motion along the leeward side of the square filter screen, the purpose of removing dust adhered to the windward side of the square filter screen is achieved, the integral structure is simple, the motor has two purposes, and the energy-saving and environment-friendly effects are good.

2. According to the dust collection device, the square barrel is arranged, and the storage box is arranged in the square barrel, so that dust scraped by the dust scraping brush can be collected, the dust can be recycled, and the waste of resources is reduced.

3. According to the utility model, the opening is arranged, and the movable door is hinged in the opening, so that workers can clean and maintain the structure in the gas collecting hood conveniently, and convenience is provided for actual use.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic side view of the movable door of the present invention;

FIG. 3 is a schematic side view of the dust scraping brush of the present invention.

Illustration of the drawings: 1. a square frame; 2. a gas-collecting hood; 3. an induced draft pipe; 4. a square filter screen; 5. a motor; 6. a fan blade; 7. a speed reducer; 8. a drive shaft; 9. a reciprocating screw rod; 10. a nut; 11. a dust scraping brush; 12. a first bevel gear; 13. a second bevel gear; 14. a square cylinder; 15. a storage box; 16. a base plate; 17. a hasp; 18. an opening; 19. a movable door; 20. a U-shaped handle; 21. a support plate; 22. a viewing port; 23. a transparent plate.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: an environment-friendly dust-settling device for a concrete production stirring tank comprises a square frame 1, one end of the square frame 1 is communicated with a gas collecting hood 2, one end of the gas collecting hood 2 is communicated with an induced air pipe 3, a square filter screen 4 is arranged inside the square frame 1, a motor 5 and a speed reducer 7 are arranged inside the induced air pipe 3, a fan blade 6 is arranged on an output shaft of the motor 5, the motor 5 is a common motor, the motor 5 can drive the fan blade 6 to rotate at a high speed, so that dust-containing gas in the external environment can enter the gas collecting hood 2 through the square frame 1 and then be discharged from the induced air pipe 3, dust in the gas can be filtered by the square filter screen 4, the output shaft of the motor 5 is connected with an input end of the speed reducer 7, an output end of the speed reducer 7 is rotatably connected with a transmission shaft 8, a reciprocating screw rod 9 is rotatably arranged inside the square frame 1, and a nut 10 matched with the reciprocating screw rod 9 is arranged on the reciprocating screw rod 9, install on the nut 10 and scrape dirt brush 11, and scrape the brush hair of dirt brush 11 and contact with the leeward side of square filter screen 4, transmission assembly and the transmission of reciprocal lead screw 9 are passed through to the one end of transmission shaft 8, through setting up speed reducer 7 and transmission shaft 8 and transmission assembly, can drive reciprocal lead screw 9 rotation after reducing the rotational speed of motor 5 output shaft, thereby cooperate nut 10 on it just can drive to scrape dirt brush 11 and make reciprocal elevating movement along the leeward side of square filter screen 4, reach the purpose of cleaing away the adhesion dust on the windward side of square filter screen 4, and overall structure is simple, a tractor serves dual-purpose of motor 5 has been realized simultaneously, energy-concerving and environment-protective effect is good.

Specifically, the transmission assembly comprises a first bevel gear 12 mounted on the reciprocating screw rod 9 and a second bevel gear 13 mounted at one end of the transmission shaft 8, the first bevel gear 12 is meshed with the second bevel gear 13, and the rotating force on the transmission shaft 8 can be stably and uniformly transmitted to the reciprocating screw rod 9 by the arrangement of the first bevel gear 12 and the second bevel gear 13.

Further, square 1's bottom intercommunication has square section of thick bamboo 14, and square section of thick bamboo 14 is located square filter screen 4 and keeps away from the one side of scraping dirt brush 11, receiver 15 is installed through adapting unit detachable in square section of thick bamboo 14's inside, collect with the dust on the square filter screen 4, through setting up square section of thick bamboo 14, and set up receiver 15 inside it, can collect the dust of scraping dirt brush 11 and scraping down, realize the recovery of this dust and recycle, reduce the waste of resource.

Further, adapting unit is including installing the bottom plate 16 in 15 bottoms of receiver and being used for installing a plurality of hasps 17 on square section of thick bamboo 14 with bottom plate 16 lock joint, through setting up bottom plate 16 and hasp 17, can realize receiver 15 and square section of thick bamboo 14's lock joint installation, has made things convenient for receiver 15's dismantlement and installation.

Further, a side of the gas collecting channel 2 is an inclined plane, an opening 18 is formed in the inclined plane, a movable door 19 is arranged inside the opening 18, one end of the movable door 19 is hinged to the gas collecting channel 2, a U-shaped handle 20 is installed at the other end of the movable door 19, the U-shaped handle 20 facilitates workers to open the movable door 19, a supporting plate 21 is fixed to the position, close to the other end of the movable door 19, of the inner surface of the gas collecting channel 2, the supporting plate 21 is used for supporting the other end of the movable door 19, so that the other end of the movable door 19 is supported, the opening 18 is arranged, the movable door 19 is hinged to the inner portion of the supporting plate, the workers can clean and maintain the structure in the gas collecting channel 2 conveniently, and convenience is brought to actual use.

Furthermore, the movable door 19 is provided with an observation port 22, a transparent plate 23 is arranged inside the observation port 22, sealant is arranged between the edge of the transparent plate 23 and the inner surface of the observation port 22, and the observation port 22 and the transparent plate 23 are arranged to facilitate observation of the environment in the gas collecting hood 2 so as to be maintained in time when a fault occurs.

The working principle is as follows: when the dust scraping brush is used, one end of the square frame 1, which is far away from the gas collecting hood 2, is arranged on the concrete mixing tank and is communicated with the inner cavity of the concrete mixing tank, then in the process of mixing concrete, the motor 5 is directly started to drive the fan blades 6 to rotate at high speed, so that dust-containing gas in the external environment can enter the gas collecting hood 2 through the square frame 1 and then is discharged through the induced draft tube 3, and dust in the gas can be filtered by utilizing the square filter screen 4, at the same time of high-speed rotation of the fan blades 6, because the output shaft of the motor 5 is connected with the input end of the speed reducer 7, the output shaft of the motor 5 drives the transmission shaft 8 to rotate at low speed after being decelerated by the speed reducer 7, and then the meshed bevel gear I12 and the bevel gear II 13 are matched to rotate the reciprocating screw rod 9, so that the dust scraping brush 11 can be driven to do reciprocating lifting motion along the leeward side of the square filter screen 4 by matching with the nut 10 on the reciprocating screw rod, reach the purpose of cleaing away the adhesion dust on the square filter screen 4 windward side, the dust that falls can drop to the inside of accomodating box 15 to retrieve this dust and recycle, the setting of viewing aperture 22 and transparent plate 23 makes things convenient for the staff to observe the environment in the gas collecting channel 2, so that in time maintain when breaking down.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The environment-friendly dust-settling device for the concrete production stirring tank comprises a square frame (1) and is characterized in that one end of the square frame (1) is communicated with a gas collecting hood (2), one end of the gas collecting hood (2) is communicated with an induced air pipe (3), a square filter screen (4) is installed inside the square frame (1), a motor (5) and a speed reducer (7) are installed inside the induced air pipe (3), a fan blade (6) is installed on an output shaft of the motor (5), an output shaft of the motor (5) is connected with an input end of the speed reducer (7), an output end of the speed reducer (7) is rotatably connected with a transmission shaft (8), a reciprocating screw rod (9) is rotatably installed inside the square frame (1), a nut (10) matched with the reciprocating screw rod (9) is arranged on the reciprocating screw rod (9), a dust scraping brush (11) is installed on the nut (10), and bristles of the dust scraping brush (11) are contacted with a leeward surface of the square filter screen (4), one end of the transmission shaft (8) is in transmission connection with the reciprocating screw rod (9) through a transmission assembly.

2. The environment-friendly dust-settling device for the concrete production stirring tank is characterized in that the transmission assembly comprises a first bevel gear (12) installed on the reciprocating screw rod (9) and a second bevel gear (13) installed at one end of the transmission shaft (8), and the first bevel gear (12) is meshed with the second bevel gear (13).

3. The environment-friendly dust falling device for the concrete production mixing tank is characterized in that a square cylinder (14) is communicated with the bottom end of the square frame (1), the square cylinder (14) is located on one side, away from the dust scraping brush (11), of the square filter screen (4), and a storage box (15) is detachably mounted inside the square cylinder (14) through a connecting part so as to collect dust on the square filter screen (4).

4. An environmentally friendly dust-settling device for a concrete production mixing tank according to claim 3, wherein the connecting component comprises a bottom plate (16) installed at the bottom end of the storage box (15) and a plurality of hasps (17) for snap-fitting the bottom plate (16) to the square cylinder (14).

5. The environment-friendly dust-settling device for the concrete production stirring tank is characterized in that one side face of the gas collecting hood (2) is an inclined face, an opening (18) is formed in the inclined face, a movable door (19) is arranged inside the opening (18), one end of the movable door (19) is hinged to the gas collecting hood (2), a U-shaped handle (20) is installed at the other end of the movable door (19), and a supporting plate (21) is fixed on the inner surface of the gas collecting hood (2) close to the other end of the movable door (19) to support the other end of the movable door (19).

6. The environment-friendly dust-settling device for the concrete production stirring tank is characterized in that the movable door (19) is provided with an observation port (22), a transparent plate (23) is arranged inside the observation port (22), and a sealant is arranged between the edge of the transparent plate (23) and the inner surface of the observation port (22).