CN206953281U - A kind of road and bridge construction material stirrer - Google Patents

Abstract

It the utility model is related to a kind of road and bridge construction material stirrer, including mixing drum, agitating screw, charging aperture, discharging opening, agitating screw is vertically arranged in inside mixing drum, and the outside of the top stretching mixing drum of agitating screw is connected with electric rotating machine, and stirring vane is provided with agitating screw；Charging aperture and discharging opening are respectively arranged with the top and bottom of mixing drum；The inside both sides of mixing drum are provided with two sets of symmetrical impellers；Impeller is connected by connecting rod with the drive device outside mixing drum respectively；The direction of rotation of impeller is vertical with the direction of rotation of agitating screw.This programme is respectively arranged with agitating screw and impeller in the inside of mixing drum, and the direction of rotation of impeller is vertical with the direction of rotation of agitating screw so that the stirring of material is more uniformly distributed, and substantially increases operating efficiency.

Description

Material mixer for road and bridge construction

technical field

The utility model relates to the technical field of road and bridge construction equipment, in particular to a material agitator for road and bridge construction.

Background technique

During building construction, materials such as cement and concrete usually need to be mixed. The existing material mixing method mainly relies on construction workers to carry out manual mixing operations, which not only takes time and effort, increases the labor intensity of construction, but also has low work efficiency; although there are special mixers, most of them are large-scale equipment, which is not easy to use, and The structure is expensive, which increases the cost of use. Therefore, a material mixing device for building construction that is not only easy to use, but also can improve work efficiency and reduce the cost of use has been developed. However, the material mixing device currently developed still has the defect that the work efficiency cannot meet actual needs. The noise is loud, and it is inconvenient to clean after use.

Utility model content

The purpose of the utility model is to provide a material agitator for road and bridge construction, which replaces manual agitation, is easy to use, improves work efficiency, is also convenient to clean, and has low noise during operation.

In order to achieve the above object, the technical scheme adopted by the utility model is as follows, a material agitator for road and bridge construction, comprising a mixing drum, a stirring screw, a feed port, and a discharge port, and the agitating screw is vertically arranged on the Inside the mixing drum, the top of the mixing screw protrudes from the outside of the mixing drum and is connected to the rotating motor, and the stirring screw is provided with stirring blades; the top and bottom of the mixing drum are respectively provided with a feed port and a discharge port;

Two sets of mutually symmetrical pulsators are arranged on both sides of the inside of the mixing drum; the pulsators are respectively connected to the driving device outside the mixing drum through connecting rods; the rotation direction of the pulsators is perpendicular to the rotation direction of the stirring screw.

Preferably, a sound insulation cylinder is provided on the outside of the mixing drum, and a sound insulation material is filled between the inner wall of the sound insulation cylinder and the outer wall of the mixing drum.

Preferably, the drive device includes a drive motor, a belt, and a pulley; the drive motor is mounted on the outer wall of the sound insulation cylinder through a motor mounting plate; two pulleys are installed on the output shaft of the drive motor and On the connecting rod, the belt drives between the two pulleys.

Preferably, the material agitator for road and bridge construction also includes a spraying device; the spraying device includes a water tank, a water inlet pipe, and a spray head, and the water tank is arranged on the outer top of the mixing drum. The water inlet pipe is arranged horizontally on the inner upper side of the mixing drum, and one end of the water inlet pipe passes out of the outside of the mixing drum and is connected with the water tank; the nozzle is arranged on the water inlet pipe in the mixing drum.

Preferably, the agitator for road and bridge construction materials also includes a cleaning device, the cleaning device includes a driving cylinder, a push rod, and a brush; the driving cylinder is installed on the outside of the mixing drum through the cylinder mounting plate, and is located Near the bottom of the mixing drum, the piston rod of the driving oil cylinder is parallel to the bottom plane of the mixing drum, and is arranged toward the inside of the mixing drum; the brush is arranged on the inner bottom of the mixing drum, and the working surface of the brush is aligned with the inner bottom of the mixing drum. Contact; the push rod passes through the mixing drum, one end is connected with the driving oil cylinder outside the mixing drum, and the other end is connected with the brush inside the mixing drum.

Preferably, there are two sets of cleaning devices, which are arranged symmetrically with the center of the mixing drum as the axis.

Preferably, the material agitator for road and bridge construction also includes a shock absorber; the shock absorber includes a shock absorber and a foot; the shock absorber is fixedly connected to the outer bottom surface of the mixing drum, and the shock absorber The cavity is filled with elastic shock-absorbing material; the support feet are arranged under the shock-absorption cavity; springs are connected between the shock-absorption cavity and the support feet.

Preferably, reinforcing ribs are arranged in the shock-absorbing cavity.

Preferably, the feet are made of rubber material.

The scheme works as follows:

Put the materials that need to be mixed into the mixing drum through the feeding port, start the rotating motor, the rotating motor drives the stirring screw to rotate, stir the materials in the mixing drum, and start the driving motor at the same time, the driving motor drives the pulsator to rotate, and the mixing drum Stir the materials inside;

In the process of mixing materials, when the noise generated by stirring is transmitted from the mixing drum, it passes through the sound insulation material between the mixing drum and the sound-absorbing drum to achieve the purpose of noise reduction;

After stopping the stirring, when it is necessary to clean the inside of the mixing drum, inject the cleaning liquid into the water tank, and then spray the cleaning liquid in the mixing drum through the water inlet pipe and the nozzle; at the same time, start the driving cylinder of the cleaning device, and drive the cylinder to drive the brush Brush the inner bottom surface of the mixing drum back and forth, and finally discharge the cleaned residue and dirty water from the discharge port.

The beneficial effects of the utility model:

1. A stirring screw and a pulsator are respectively arranged inside the mixing drum, and the rotation direction of the pulsator is perpendicular to the rotation direction of the stirring screw, which makes the mixing of the materials more uniform and greatly improves the working efficiency.

2. Install a sound-absorbing barrel outside the mixing barrel, and fill the gap between the sound-absorbing barrel and the mixing barrel with sound-insulating materials to achieve the purpose of noise reduction and reduce the impact of noise on the environment and human health.

3. A shock-absorbing device is installed on the bottom of the mixing drum to play a shock-absorbing role when the mixing drum is stirring.

4. The setting of the spraying device and the cleaning device makes the internal cleaning of the mixing drum more automatic and cleaner.

Description of drawings

Fig. 1 is the structural representation of the utility model.

In the figure: 1-mixing drum; 2-stirring screw; 3-inlet; 4-outlet; 5-rotating motor; 6-stirring blade; 7-pulsator; 8-connecting rod; 9-driving device; 10-sound insulation tube; 11-sound insulation material; 12-drive motor; 13-belt; 14-pulley; 15-motor mounting plate; 16-spray device; 17-water tank; 18-inlet pipe; Cleaning device; 21-drive oil cylinder; 22-push rod; 23-brush; 24-oil cylinder mounting plate;

Detailed ways

The utility model will be described in detail below in conjunction with specific embodiments and accompanying drawings.

Example 1

As shown in Figure 1, a material agitator for road and bridge construction includes a mixing drum 1, a stirring screw 2, a feed port 3, and a discharge port 4, and the mixing screw 2 is vertically arranged on the mixing drum 1 Inside, the top of the stirring screw 2 extends out of the mixing drum 1 and is connected to the rotating motor 5, and the stirring screw 2 is provided with stirring blades 6; the top and the bottom of the mixing drum 1 are respectively provided with feeding ports 3 and outlet 4;

Two sets of mutually symmetrical pulsators 7 are arranged on both sides of the inside of the mixing drum 1; the pulsators 7 are respectively connected with the external driving device 9 of the mixing drum 1 through connecting rods 8; The direction of rotation of the stirring screw 2 is vertical.

The outer side of the mixing drum 1 is provided with a sound insulating drum 10 , and a sound insulating material 11 is filled between the inner wall of the sound insulating drum 10 and the outer wall of the mixing drum 1 .

The driving device 9 includes a driving motor 12, a belt 13, and a pulley 14; the driving motor 12 is installed on the outer wall of the soundproof cylinder 10 through a motor mounting plate 15; On the output shaft of the motor 12 and the connecting rod 8, the two belt pulleys 14 are driven by a belt 13.

The material agitator for road and bridge construction also includes a spray device 16; the spray device 16 includes a water tank 17, a water inlet pipe 18, a spray nozzle 19, and the water tank 17 is arranged on the outer top of the mixing drum 1 , the water inlet pipe 18 is horizontally arranged on the inner upper side of the mixing drum 1, and one end of the water inlet pipe 18 passes out of the mixing drum 1 and is connected to the water tank 17; superior.

The material agitator for road and bridge construction also includes a cleaning device 20, and the cleaning device 20 includes a driving cylinder 21, a push rod 22, and a brush 23; the driving cylinder 21 is installed with a mixing drum through a cylinder mounting plate 24 1, located near the bottom of the mixing drum 1, the piston rod of the drive cylinder 21 is parallel to the bottom plane of the mixing drum 1, and is arranged towards the inside of the mixing drum 1; the brush 23 is arranged on the bottom surface of the mixing drum 1, And the working surface of the brush 23 is in contact with the inner bottom surface of the mixing drum 1; the push rod 22 passes through the mixing drum 1, one end is connected with the driving cylinder 21 outside the mixing drum 1, and the other end is connected with the brush 23 inside the mixing drum 1.

There are two sets of cleaning devices 20, which are arranged symmetrically with the center of the mixing drum 1 as the axis.

The material agitator for road and bridge construction also includes a shock absorber 25; the shock absorber 25 includes a shock absorber 26 and a foot 27; the shock absorber 26 is fixedly connected to the outer bottom surface of the mixing drum 1 , the damping cavity 26 is filled with elastic shock-absorbing material; the support feet 27 are arranged below the shock-absorbing cavity 26 ; a spring 28 is connected between the shock-absorbing cavity 26 and the support feet 27 .

Reinforcement ribs 29 are arranged in the shock-absorbing cavity 26 .

The supporting feet 27 are made of rubber material.

The scheme works as follows:

Put the materials that need to be mixed and stirred into the inside of the mixing drum 1 through the feeding port 3, start the rotating motor 5, and the rotating motor 5 drives the stirring screw 2 to rotate, stir the materials in the mixing drum 1, and start the driving motor 12 at the same time, and the driving motor 12 Drive the pulsator 7 to rotate to stir the material in the mixing drum 1;

In the process of stirring the materials, when the noise generated by the stirring is transmitted from the mixing drum 1, it passes through the sound insulation material 11 between the mixing drum 1 and the sound-absorbing drum to achieve the purpose of noise reduction;

After stopping the stirring, when it is necessary to clean the inside of the mixing drum 1, inject the cleaning liquid in the water tank 17, then spray the cleaning liquid in the mixing drum 1 through the water inlet pipe 18 and the nozzle 19; start the driving of the cleaning device 20 at the same time The oil cylinder 21 drives the oil cylinder 21 to drive the brush 23 to scrub the inner bottom surface of the mixing drum 1 back and forth, and finally discharges the cleaned residue and dirty water from the discharge port 4 .

Claims (9)

1. A material mixer for road and bridge construction, comprising a mixing drum (1), a mixing screw (2), a feed inlet (3), and a discharge outlet (4), and the mixing screw (2) is vertically arranged on Inside the mixing drum (1), the top of the stirring screw (2) protrudes from the outside of the mixing drum (1) to connect with the rotating motor (5), and the stirring screw (2) is provided with a stirring blade (6) ; The top and bottom of the mixing drum (1) are respectively provided with a feed port (3) and a discharge port (4); It is characterized in that two sets of mutually symmetrical pulsators (7) are arranged on both sides of the mixing drum (1); the pulsators (7) are respectively connected to the mixing drum (1) The external driving device (9) is connected; the rotation direction of the pulsator (7) is perpendicular to the rotation direction of the stirring screw (2). 2. A material mixer for road and bridge construction according to claim 1, characterized in that: the outside of the mixing drum (1) is provided with a sound insulation tube (10), and the inner wall of the sound insulation tube (10) A sound-insulating material (11) is filled between the mixing drum (1) and the outer wall. 3. A material mixer for road and bridge construction according to claim 2, characterized in that: the drive device (9) includes a drive motor (12), a belt (13), and a pulley (14); The driving motor (12) is installed on the outer wall of the sound insulation tube (10) through the motor mounting plate (15); the pulley (14) is provided with two, respectively installed on the output shaft of the driving motor (12) and the connecting rod (8 ), the two pulleys (14) are driven by a belt (13). 4. A material mixer for road and bridge construction according to claim 1, characterized in that it also includes a spray device (16); the spray device (16) includes a water tank (17), a water inlet pipe (18 ), nozzle (19); the water tank (17) is set on the top outside of the mixing drum (1), the water inlet pipe (18) is horizontally arranged on the inner upper side of the mixing drum (1), and the water inlet pipe (18 ) out of the mixing drum (1) and connected to the water tank (17); the nozzle (19) is set on the water inlet pipe (18) in the mixing drum (1). 5. A material mixer for road and bridge construction according to claim 1, characterized in that it also includes a cleaning device (20), and the cleaning device (20) includes a driving cylinder (21), a push rod (22) , brush (23); the drive cylinder (21) is installed on the outside of the mixing drum (1) through the cylinder mounting plate (24), and is located near the bottom of the mixing drum (1). The piston rod of the drive cylinder (21) is connected to the The bottom plane of the mixing drum (1) is parallel to the inside of the mixing drum (1); the brush (23) is set on the bottom surface inside the mixing drum (1), and the working surface of the brush (23) is in line with the mixing drum ( 1) is in contact with the internal bottom surface; the push rod (22) passes through the mixing drum (1), one end is connected to the driving cylinder (21) outside the mixing drum (1), and the other end is connected to the brush inside the mixing drum (1) ( 23) Connect. 6 . The material mixer for road and bridge construction according to claim 5 , characterized in that there are two sets of cleaning devices ( 20 ), which are arranged symmetrically with the center of the mixing drum ( 1 ) as the axis. 7. A material agitator for road and bridge construction according to claim 1, characterized in that: it also includes a shock absorber (25); the shock absorber (25) includes a shock absorber (26), a foot ( 27); the shock-absorbing chamber (26) is fixedly connected to the outer bottom surface of the mixing drum (1), and the shock-absorbing chamber (26) is filled with elastic shock-absorbing material; the support feet (27) are arranged in the shock-absorbing chamber ( 26) below; a spring (28) is connected between the damping cavity (26) and the support foot (27). 8 . The material mixer for road and bridge construction according to claim 7 , characterized in that: the damping chamber ( 26 ) is provided with reinforcing ribs ( 29 ). 9. The material agitator for road and bridge construction according to claim 7, characterized in that: the support feet (27) are made of rubber materials.