CN211566418U - A high-efficiency concrete mixer - Google Patents

Abstract

The utility model is suitable for the field of mixers, and provides a high-efficiency concrete mixer. The top of the hydraulic telescopic machine is fixedly connected with a connecting plate, the left side of the top of the connecting plate is fixedly connected with a support base, the top of the support base is fixedly connected with a casing, and the bottom of the inner wall of the casing is fixedly connected with a three-phase asynchronous motor , the output shaft of the three-phase asynchronous motor penetrates the casing and extends to the outside of the casing, and one end of the three-phase asynchronous motor is fixedly connected with a first bevel gear. The high-efficiency concrete mixer provided by the utility model has a stirring rod and a scraper that can move up and down and rotate. The stirring rod can fully and evenly stir the cement without the occurrence of unmixed concrete blocks, and the scraper can remove the inner wall of the box. Scrape off the cement attached to it to keep the inner wall of the box clean.

Description

A high-efficiency concrete mixer

technical field

The utility model belongs to the field of mixers, in particular to a high-efficiency concrete mixer.

Background technique

As early as the early 20th century, drum concrete mixers driven by steam engines have begun to appear. After the 1950s, double cone mixers with reverse discharge and tipping discharge and split drum mixers were successively introduced and developed. Concrete mixers are made by mixing cement, sand and gravel aggregates and water into concrete. Machinery for mixing materials. It is mainly composed of mixing drum, feeding and discharging mechanism, water supply system, prime mover, transmission mechanism, frame and supporting device. According to the working nature, it can be divided into batch type (batch type) and continuous type; according to the stirring principle, it can be divided into self-falling type and forced type; according to the installation method, it can be divided into fixed type and mobile type; According to the structure of the mixing drum, it is divided into pear type, drum type, double cone, disc vertical shaft type and circular groove horizontal shaft type.

Since most of the concrete mixers on the market are open-air tumble mixers, it is difficult to use in rainy days. After being used for a period of time in sunny days, the concrete will condense on the inner wall of the mixer. The longer it is used, the thicker the concrete condensed on the inner wall. , which will eventually reduce the efficiency of the mixer and affect the life of the machine.

Therefore, it is necessary to provide a high-efficiency concrete mixer to solve the above-mentioned technical problems.

Utility model content

The utility model provides a high-efficiency concrete mixer, which aims to solve the problem that the cement condensed on the inner wall of the device is not easy to clean.

The utility model is realized in this way, a high-efficiency concrete mixer includes a box body, a first connecting plate is fixedly connected to the right side of the box body, and a hydraulic telescopic machine is fixedly connected to the top of the first connecting plate. The top of the machine is fixedly connected with a connecting plate, the left side of the top of the connecting plate is fixedly connected with a support base, the top of the support base is fixedly connected with a casing, and the bottom of the inner wall of the casing is fixedly connected with a three-phase asynchronous motor, so The output shaft of the three-phase asynchronous motor penetrates the casing and extends to the outside of the casing, and one end of the three-phase asynchronous motor is fixedly connected with a first bevel gear.

Preferably, an outer tube runs through the top of the connecting plate, the outer tube is a hollow structure, a mandrel runs through the inside of the outer tube, and the bottom ends of the outer tube and the mandrel are both boxes and extend to the bottom of the box. Inside, a second bevel gear is fixedly connected to the top of the outer tube, a third bevel gear is fixedly connected to the top of the mandrel, and both the second bevel gear and the third bevel gear mesh with the first bevel gear.

Preferably, the bottom of the surface of the outer tube is provided with a connecting ring, both sides of the connecting ring are fixedly connected with connecting rods, and one end of the two connecting rods is fixedly connected with a scraper, and the surface of the mandrel is fixedly connected with a scraper. The bottom is provided with a snap ring, and both sides of the snap ring are fixedly connected with stirring rods.

Preferably, a second support plate is fixedly connected to the top of the right side of the box body, an auxiliary telescopic rod is fixedly connected to the top of the second support plate, and the top of the auxiliary telescopic rod is fixed to the right side of the bottom of the connecting plate connect.

Preferably, a discharge door is hinged on the bottom of the box through a hinge, and a latch is fixedly connected to the right side of the bottom of the discharge door.

Preferably, the bottoms of both sides of the box body are fixedly connected with support columns, the bottoms of the two support columns are fixedly connected with bases, and the top of the surface of the box body is provided with a feeding port.

Compared with the prior art, the beneficial effect of the utility model is that a hydraulic expansion machine is arranged on one side of the box body, the hydraulic expansion machine can be lifted and lowered cyclically, and the hydraulic expansion machine drives the three-phase asynchronous motor, the connecting plate, the mandrel and the outer pipe. The mandrel and the outer tube drive the scraper and the stirring rod to rise and fall together. The top of the connecting plate is provided with a three-phase asynchronous motor. The three-phase asynchronous motor drives the first bevel gear to rotate, and the first bevel gear drives the second bevel gear and the first bevel gear. The three bevel gears rotate together, the second bevel gear drives the outer tube to rotate, the outer tube drives the scraper to rotate, the third bevel gear drives the mandrel to rotate, the mandrel drives the stirring rod to rotate, the scraper and the stirring rod rotate forward and reverse. When the scraper and the stirring rod move up and down, one forward rotation and one reverse rotation evenly mix the cement in the box, and the cement is fully stirred, and there will be no unmixed concrete blocks. The attached cement is scraped off to keep the inner wall of the box clean and prevent the concrete from condensing on the inner wall of the box, which will affect the service life of the device.

Description of drawings

Fig. 1 is the internal structure schematic diagram of the box body of the present utility model;

Fig. 2 is the left side view of the external structure schematic diagram of the box body of the present invention;

3 is a schematic diagram of the internal structure of the mandrel of the present invention.

In the picture: 1-Third bevel gear, 2-Spindle, 3-Second bevel gear, 4-Outer tube, 5-Telescopic rod, 6-Connecting ring, 7-Connecting rod, 8-Catching ring, 9-No. Two support plates, 10-scraper, 11-discharge door, 12-door latch, 13-support column, 14-first bevel gear, 15-three-phase asynchronous motor, 16-shell, 17-support base, 18- Connecting plate, 19-hydraulic telescopic machine, 20-first support plate, 21-stirring rod, 22-box body, 23-base, 24-feeding port.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

1-3, the present utility model provides a technical solution: a high-efficiency concrete mixer, comprising a box body 22, the right side of the box body 22 is fixedly connected with a first connecting plate 20, and the top of the first connecting plate 20 is fixed A hydraulic telescopic machine 19 is connected, a connecting plate 18 is fixedly connected to the top of the hydraulic telescopic machine 19, a support base 17 is fixedly connected to the left side of the top of the connecting plate 18, and a casing 16 is fixedly connected to the top of the support base 17. The inner wall of the casing 16 The bottom of the three-phase asynchronous motor 15 is fixedly connected, the output shaft of the three-phase asynchronous motor 15 penetrates the casing 16 and extends to the outside of the casing 16, and one end of the three-phase asynchronous motor 15 is fixedly connected with the first bevel gear 14.

Further, the model of the three-phase asynchronous motor 15 used in the present invention is KSMA08LI5P.

In this embodiment, the top of the connecting plate 20 penetrates the outer tube 4 , the outer tube 4 is a hollow structure, the inner part of the outer tube 4 penetrates the mandrel 2 , and the bottom ends of the outer tube 4 and the mandrel 2 are both the box body 22 and Extending to the inside of the box body 22, the top of the outer tube 4 is fixedly connected with the second bevel gear 3, the top of the mandrel 2 is fixedly connected with the third bevel gear 1, and both the second bevel gear 3 and the third bevel gear 1 are connected with the first bevel gear 1. A bevel gear 14 meshes.

Further, the three-phase asynchronous motor 15 drives the first bevel gear 14 to rotate, the first bevel gear 14 drives the second bevel gear 3 and the third bevel gear 1 to rotate together, the second bevel gear 3 drives the outer tube 4 to rotate, and the outer tube 4 rotates. The scraper 10 is driven to rotate, and the third bevel gear 1 drives the mandrel 2 to rotate.

In this embodiment, the bottom of the surface of the outer tube 4 is provided with a connecting ring 6 , both sides of the connecting ring 6 are fixedly connected with connecting rods 7 , and one end of the two connecting rods 7 is fixedly connected with the scraper 10 , the mandrel 2 The bottom of the surface is provided with a snap ring 8 , and stirring rods 21 are fixedly connected to both sides of the snap ring 8 .

Further, the scraper 10 can scrape off the cement attached to the inner wall of the box body 22, keep the inner wall of the box body 22 clean, prevent concrete from condensing on the inner wall of the box body 22, and affect the service life of the device. The stirring rod 21 and the scraper 10 When lifting and lowering, one forward rotation and one reverse rotation make the concrete mix evenly.

In this embodiment, a second support plate 9 is fixedly connected to the top of the right side of the box body 22 , an auxiliary telescopic rod 5 is fixedly connected to the top of the second support plate 9 , and the top of the auxiliary telescopic rod 5 is connected to the right side of the bottom of the connecting plate 18 . Side-phase fixed connection.

Further, the auxiliary telescopic rod 5 can help the hydraulic telescopic machine 19 to support the connecting plate 18 at the other end of the connecting plate 18 when the connecting plate 18 is lifted, so that the connecting plate 18 will not tilt due to uneven force.

In this embodiment, the bottom of the box body 22 is hinged with the discharge door 11 through hinges, and the right side of the bottom of the discharge door 11 is fixedly connected with the latch 12 .

Further, the discharge door 11 is a sealed door, and the latch 12 is fixed on the box body 22 with screws. Unscrew the screw and turn the latch 12 to open the discharge door 11 to take out the concrete.

In this embodiment, the bottoms on both sides of the box body 22 are fixedly connected with the support columns 13 , the bottoms of the two support columns 13 are fixedly connected with the bases 23 , and the top surface of the box body 22 is provided with a feeding port 24 .

Further, the support column 13 and the base 23 are used to maintain the stability of the box body 22 .

The working principle and use process of the utility model: put cement, sand and water into the box 22 through the feeding port 24, turn on the three-phase asynchronous motor 15, the three-phase asynchronous motor 15 drives the first bevel gear 14 to rotate, the first The bevel gear 14 drives the second bevel gear 3 and the third bevel gear 1 to rotate together, the second bevel gear 3 drives the outer tube 4 to rotate, the outer tube 4 drives the scraper 10 to rotate, the third bevel gear 1 drives the mandrel 2 to rotate, and the core The shaft 2 drives the stirring rod 21 to rotate, the scraper 10 and the stirring rod 21 rotate forward and reverse, open the hydraulic expansion machine 19, the hydraulic expansion machine 19 starts to rise and fall in a cycle, and the hydraulic expansion machine 19 drives the three-phase asynchronous motor 15 and the connecting plate 18. , The mandrel 2 and the outer tube 4 move up and down together, and the mandrel 2 and the outer tube 4 drive the scraper 10 and the stirring rod 21 to lift together while rotating. After stirring, turn off the three-phase asynchronous motor 15 and the hydraulic expansion machine 19 , open the latch 2 and pull the discharge door 11 to discharge the cement out of the box 22 .

Compared with the related art, the high-efficiency concrete mixer provided by the utility model has the following beneficial effects: a hydraulic expansion machine 19 is arranged on one side of the box body 22, the hydraulic expansion machine 19 can be cyclically raised and lowered, and the hydraulic expansion machine 19 drives the three-phase asynchronous machine. The motor 15, the connecting plate 18, the mandrel 2 and the outer tube 4 move up and down together, and the mandrel 2 and the outer tube 4 drive the scraper 10 and the stirring rod 21 to rise and fall together. The top of the connecting plate 18 is provided with a three-phase asynchronous motor 15. The asynchronous motor 15 drives the first bevel gear 14 to rotate, the first bevel gear 14 drives the second bevel gear 3 and the third bevel gear 1 to rotate together, the second bevel gear 3 drives the outer tube 4 to rotate, and the outer tube 4 drives the scraper 10 to rotate , the third bevel gear 1 drives the mandrel 2 to rotate, the mandrel 2 drives the stirring rod 21 to rotate, the scraper 10 and the stirring rod 21 rotate forward one by one, and the scraper 10 and the stirring rod 21 rotate forward one by one The cement in the box body 22 is reversed and evenly mixed, and the cement is fully stirred, and there will be no unmixed concrete blocks. The cleanness of the inner wall of 22 prevents concrete from condensing on the inner wall of the box 22, which affects the service life of the device.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (6)

1. A high-efficiency concrete mixer, comprising a box body (22), characterized in that: the right side of the box body (22) is fixedly connected with a first support plate (20), and the top of the first support plate (20) is fixed A hydraulic telescopic machine (19) is connected, the top of the hydraulic telescopic machine (19) is fixedly connected with a connecting plate (18), and the left side of the top of the connecting plate (18) is fixedly connected with a support seat (17). A casing (16) is fixedly connected to the top of the support base (17), a three-phase asynchronous motor (15) is fixedly connected to the bottom of the inner wall of the casing (16), and the output shaft of the three-phase asynchronous motor (15) penetrates the casing The body (16) extends to the outside of the casing (16), and one end of the three-phase asynchronous motor (15) is fixedly connected with a first bevel gear (14). 2. A high-efficiency concrete mixer as claimed in claim 1, characterized in that: an outer pipe (4) runs through the top of the connecting plate (18), the outer pipe (4) is a hollow structure, and the outer pipe ( 4) A mandrel (2) runs through the inside, the bottom ends of the outer tube (4) and the mandrel (2) are both the box body (22) and extend to the inside of the box body (22), and the outer tube ( 4) A second bevel gear (3) is fixedly connected to the top of the mandrel (2), a third bevel gear (1) is fixedly connected to the top of the mandrel (2), the second bevel gear (3) and the third bevel gear ( 1) Both mesh with the first bevel gear (14). 3. A high-efficiency concrete mixer according to claim 2, characterized in that: the bottom of the surface of the outer pipe (4) is provided with a connecting ring (6), and both sides of the connecting ring (6) are fixedly connected A connecting rod (7) is provided, one end of the two connecting rods (7) is fixedly connected with a scraper (10), and a snap ring (8) is provided at the bottom of the surface of the mandrel (2), and the snap ring Both sides of (8) are fixedly connected with stirring rods (21). 4. A high-efficiency concrete mixer according to claim 1, characterized in that: a second support plate (9) is fixedly connected to the top of the right side of the box body (22), and the second support plate (9) An auxiliary telescopic rod (5) is fixedly connected with the top of the auxiliary telescopic rod (5), and the top of the auxiliary telescopic rod (5) is fixedly connected with the right side of the bottom of the connecting plate (18). 5. A high-efficiency concrete mixer according to claim 1, characterized in that: the bottom of the box body (22) is hinged with a discharge door (11) through a hinge, and the right side of the bottom of the discharge door (11) A latch (12) is fixedly connected. 6. A high-efficiency concrete mixer according to claim 1, characterized in that: the bottoms of both sides of the box body (22) are fixedly connected with support columns (13), and the two support columns (13) are The bottoms are fixedly connected with bases (23), and the top of the surface of the box body (22) is provided with a feeding port (24).

Images