CN210633867U

CN210633867U - Concrete mixer

Info

Publication number: CN210633867U
Application number: CN201921146006.4U
Authority: CN
Inventors: 张华�; 孟更贤; 李朋飞; 张克军; 张新辉; 张雪影; 沈哲; 何向哲; 张彬; 田硕行; 李荣军; 潘洋洋; 马强; 徐爱琴; 李进虎; 陈恒; 赵伟峰; 张宁; 陶鹏钊; 顿红敏
Original assignee: Henan Shigeyasu Building Materials LLC
Current assignee: Henan Shigeyasu Building Materials LLC
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-05-29
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a concrete mixer, which comprises a base, a support leg, a cylinder body, a mixing shaft and mixing blades, wherein the top of the motor is provided with a lifting device which enables the motor and the mixing shaft to move in the vertical direction, the mixing shaft is provided with a cleaning device, the cylinder body is internally provided with a bottom plate, the bottom plate and the cylinder body bottom and the inner wall of the cylinder body form a containing space, the bottom plate and the cylinder body bottom are both provided with holes, the containing space is internally provided with a plugging device, and the support leg is internally provided with a damping device which is used for reducing the vibration of the cylinder body, the structure of the utility model is simple, the arrangement of the lifting device is convenient for the materials in the cylinder body to be mixed in the vertical direction and the horizontal direction, the arrangement of a first scraper blade and a second scraper blade on the mixing shaft avoids the concrete from being adhered to the inner, the stability of mixer has been improved, work efficiency has been improved.

Description

Concrete mixer

Technical Field

The utility model relates to a building technical field, concretely relates to concrete mixer.

Background

The building industry is an industry developed around design, construction, decoration and management of buildings, the urban building is an important part of a city, the building is not only an artificial work for people to live and rest, entertain and entertain, and is related to economy, culture and life in a large aspect, the building is finally decorated, and decoration is realized in a certain area and range and comprises hydropower construction, wall bodies, floors, ceilings, landscapes and the like, and a whole set of construction scheme and design scheme are formed according to a certain design concept and aesthetic rules.

In-process at construction, the concrete is indispensable raw materials, need stir for the concrete through handling, however current mixer generally can only the horizontal direction stirring, can not stir about in the mixer, and because the barrel of mixer generally all is the funnel type, the concrete of bottom is hardly stirred, leads to the concrete mixing inhomogeneous, and the mixer can produce vibrations at the process of stirring, and these vibrations can influence the life-span of equipment, influence staff's operational environment simultaneously.

Disclosure of Invention

The utility model aims at providing a simple structure, convenient to use's concrete mixer.

The purpose of the utility model is realized like this:

a concrete mixer comprises a base, a supporting leg arranged on the base, a cylinder body arranged on the supporting leg, a mixing shaft arranged in the cylinder body, a motor connected with the mixing shaft and a mixing blade arranged on the mixing shaft, wherein the top of the motor is provided with a lifting device which enables the motor and the mixing shaft to move in the vertical direction, the mixing shaft is provided with a cleaning device used for cleaning concrete adhered to the inner wall of the cylinder body and the bottom of the cylinder body, a bottom plate in the horizontal direction is arranged in the cylinder body, the bottom plate, the bottom of the cylinder body and the inner wall of the cylinder body form an accommodating space, the bottom plate and the bottom of the cylinder body are both provided with a hole used for discharging the mixed concrete, a plugging device used for opening or closing the hole is arranged in the accommodating space, and a damping device used for reducing the vibration of the cylinder body is arranged in the supporting leg, the plugging device comprises a transmission motor, a screw rod connected with the output end of the transmission motor and a baffle positioned on the screw rod, and the top of the baffle is in sliding fit with the lower surface of the bottom plate.

The central axis of the opening on the bottom plate is superposed with the central axis of the opening at the bottom of the cylinder body.

The other end of the screw rod is rotatably connected with the accommodating space, the screw rod is a positive and negative screw rod, the two baffles are arranged, the two baffles are respectively positioned on the positive screw part and the negative screw part of the screw rod through end seats, and the two baffles are respectively positioned on the left side and the right side of the opening of the bottom plate.

The supporting legs are fixedly connected with the lower surface of the barrel body through movable rods and supporting plates.

The damping device comprises a rubber cylinder and sealing covers, the rubber cylinder is located in the supporting leg, the sealing covers are in sealing connection with the top and the bottom of the rubber cylinder, pressure gas and a pressure support are arranged in the rubber cylinder, and the top and the bottom of the pressure support are fixedly connected with the top and the bottom of the sealing covers respectively.

The pressure support sets up two, the pressure support is U type support, two U type pressure support mutual lock joints.

And the bottom of the movable rod is provided with a limiting plate which enables the bottom of the movable rod to be positioned in the supporting leg, and the limiting plate is fixedly connected with the sealing cover.

The cleaning device comprises a first scraper connected with the stirring shaft through a first connecting rod and a second scraper connected with the stirring shaft through a second connecting shaft, the first scraper is attached to the inner wall of the cylinder body, and the second scraper is attached to the upper surface of the bottom plate.

The lifting device is a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with the motor and drives the motor and the stirring shaft to move in the vertical direction, and the hydraulic cylinder is fixedly connected with the top of the cylinder body through a support.

The left and right sides of support is equipped with the slide of vertical direction, the outside of motor is connected with the slider through the connecting piece, when the motor moves in vertical direction, make the slider is in the slide internal motion.

The utility model has the advantages that: the utility model discloses simple structure, elevating gear's setting, the interior material of the barrel of being convenient for carries out the stirring of vertical direction and horizontal direction, and the setting of first scraper blade and second scraper blade on the (mixing) shaft avoids the concrete adhesion at the barrel inner wall, influences the result of use of equipment, and damping device's setting in the landing leg has improved the stability of mixer, has improved work efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the damping device of the present invention;

in the figure: the stirring device comprises a cylinder body 1, a stirring shaft 2, stirring blades 3, a motor 4, a hydraulic cylinder 5, a support 6, a sliding block 7, a connecting piece 8, a sleeve 9, a first scraper 10, a first connecting rod 11, a second connecting rod 12, a second scraper 13, a bottom plate 14, an accommodating space 15, a transmission motor 16, a lead screw 17, a baffle 18, a supporting plate 19, a movable rod 20, a supporting leg 21, a base 22, a sealing cover 23, a limiting plate 24, a damping device 25, a rubber cylinder 26, pressure gas 27 and a pressure support 28.

Detailed Description

The invention is further described with reference to the following drawings and specific examples.

As shown in fig. 1 and fig. 2, a concrete mixer comprises a base 22, a support leg 21 on the base 22, a cylinder 1 on the support leg 21, a stirring shaft 2 in the cylinder 1, a motor 4 connected with the stirring shaft 2, and a stirring blade 3 on the stirring shaft 2, wherein the stirring shaft 2 is connected with the top of the cylinder 1 through a sleeve 9, the bottom of the cylinder 1 is a plane in the horizontal direction, the top of the motor 4 is provided with a lifting device which enables the motor 4 and the stirring shaft 2 to move in the vertical direction, the stirring shaft 2 is provided with a cleaning device for cleaning concrete adhered to the inner wall of the cylinder 1 and the bottom of the cylinder 1, a bottom plate 14 in the horizontal direction is arranged in the cylinder 1, the bottom plate 14 is located above the bottom of the cylinder 1, and the bottom plate 14, the bottom of the cylinder 1 and the inner wall of the cylinder 1 form an accommodating space 15, the bottom plate 14 and the bottom of the cylinder 1 are both provided with holes for discharging the stirred concrete, the central axis of the hole on the bottom plate 14 coincides with the central axis of the hole on the bottom of the cylinder 1, the accommodating space 15 is internally provided with a plugging device for opening or closing the hole, the supporting leg 21 is internally provided with a damping device for reducing the vibration of the cylinder 1, the plugging device comprises a transmission motor 16, a screw rod 17 connected with the output end of the transmission motor 16 and a baffle 18 positioned on the screw rod 17, the top of the baffle 18 is in sliding fit with the lower surface of the bottom plate 14, namely, a sliding block is arranged in the front-back direction of the upper surface of the baffle 18, the lower surface of the bottom plate 14 is provided with a sliding rail, the length direction of the sliding rail is consistent with the length direction of the screw rod 17, the baffle 18 is prevented from rotating along with the screw rod, and, the other end of the screw rod 17 is connected with the accommodating space 15 in a rotating way, the screw rod 17 is a screw rod with positive and negative teeth, the two baffles 18 are arranged, the two baffles 18 are respectively positioned on the orthodontic part and the contra-dental part of the screw rod 17 through end seats, the threads of the orthodontic part and the contra-dental part are opposite, the two baffles 18 are respectively positioned on the left side and the right side of the opening of the bottom plate 14, threaded holes which are matched with the threads on the screw rod in the opposite direction are arranged in the end seats, the end seat is sleeved on the screw rod 17, the transmission motor 16 rotates or reversely rotates to drive the screw rod 17 to rotate or reversely rotate, two baffles 18 are close to each other or keep away from promptly, open the trompil or the shutoff, realize arranging the purpose of material and shutoff, and plugging device's setting reduces the stirring space in the barrel 1, makes (mixing) shaft 2 can be to the abundant stirring of concrete in the barrel 1, has avoided the partial insufficient phenomenon of stirring to take place in the barrel 1.

Landing leg 21 and base 22 all set up four, are located all around the bottom of barrel 1 respectively, landing leg 21 through movable rod 20 and backup pad 19 with the lower fixed surface of barrel 1 is connected, damping device 25 including be located landing leg 21 a rubber tube 26, with the sealed lid 23 of 26 tops of rubber tube and bottom sealing connection, the thickness of rubber tube is 5cm, be equipped with pressure gas 27 and pressure support 28 in the rubber tube 26, pressure gas 27 adopts inert gas, pressure support 28 the top and the bottom respectively with the top and the bottom fixed connection of sealed lid 23. The pressure support 28 sets up two, the pressure support 28 is U type support, two U type pressure support mutual lock joints. The bottom of movable rod 20 is equipped with and makes movable rod 20 bottom be located limiting plate 24 in landing leg 21, the sealed lid 23 fixed connection at limiting plate 24 and rubber cylinder 26 top, sealed lid 23 accessible is sealed the top and the bottom sealing connection with rubber cylinder 26, the setting of sealed lid 23 prevents pressure gas 27 and leaks, the sealed lid 23 and the landing leg 21 bottom internal surface fixed connection of rubber cylinder 26 bottom, landing leg 21 is equipped with the barrel of apron for the top, be equipped with the opening on the apron, movable rod 20 passes the opening on the apron and is connected with limiting plate 24, the sealed lid 23 fixed connection at limiting plate 24 and rubber cylinder 26 top, the open-ended size on the apron is less than limiting plate 24's size, avoid limiting plate 24 to be located the outside of landing leg, influence the stability of equipment.

The cleaning device comprises a first scraper 12 connected with the stirring shaft 2 through a first connecting rod 11 and a second scraper 13 connected with the stirring shaft 2 through a second connecting shaft 12, the first scraper 12 is attached to the inner wall of the cylinder body 1, the distance between the top of the first scraper 12 and the top of the cylinder body 1 is 5cm, the distance between the bottom of the first scraper 12 and the bottom plate 14 is 15cm, the thickness of the second scraper in the vertical direction is 5cm, the distance between first scraper blade bottom and the second scraper blade upper surface 13 is 10cm promptly, second scraper blade 13 with the laminating of bottom plate 14 upper surface, (mixing) shaft 2 rotates, drives first scraper blade 12 and second scraper blade 13 and rotates, with the concrete clean up on 1 inner wall of barrel, avoids a large amount of concrete adhesion inside the barrel, makes the stirring resistance increase, and second scraper blade 13 lets in the concrete at the dead angle of bottom in the trompil and discharge.

Elevating gear is pneumatic cylinder 5, pneumatic cylinder 5 the output with motor 4 fixed connection drives motor 4 and (mixing) shaft 2 and moves in vertical direction, and pneumatic cylinder 5 makes the stirring of (mixing) shaft 2 carrying out vertical direction when the horizontal direction stirring, makes the concrete mixing abundant, and stirring effect is good, pneumatic cylinder 5 pass through support 6 with the top fixed connection of barrel 1. The left and right sides of support 6 is equipped with the slide of vertical direction, the outside of motor 4 is passed through connecting piece 8 and is connected with slider 7, and connecting piece 8 can be the body of rod, motor 4 makes when vertical direction upward movement slider 7 is in the slide internal motion produces when avoiding moving on motor 4 vertical direction and rocks or the position produces the skew.

The utility model discloses simple structure, elevating gear's setting, the interior material of the barrel of being convenient for carries out the stirring of vertical direction and horizontal direction, and the setting of first scraper blade and second scraper blade on the (mixing) shaft avoids the concrete adhesion at the barrel inner wall, influences the result of use of equipment, and damping device's setting in the landing leg has improved the stability of mixer, has improved work efficiency.

Claims

1. The utility model provides a concrete mixer, includes the base, is located landing leg on the base, is located barrel on the landing leg, (mixing) shaft that is located the barrel, (mixing) shaft connection's motor with be located stir epaxial stirring vane, its characterized in that: the top of motor is equipped with the messenger the motor with the elevating gear of (mixing) shaft motion in vertical direction, be equipped with the cleaning device who is used for clearing up the adhesion at the concrete of barrel inner wall and barrel bottom on the (mixing) shaft, be equipped with the bottom plate that is in the horizontal direction in the barrel, the bottom plate with barrel bottom and barrel inner wall constitute the accommodation space, the bottom plate with the barrel bottom all is equipped with the trompil that is used for making the concrete discharge after the stirring, be equipped with in the accommodation space and be used for opening or closing the plugging device of trompil, be equipped with the damping device who is used for making the vibrations of barrel reduce in the landing leg, plugging device include drive motor, with the lead screw that drive motor's output is connected and be located the baffle of lead screw, the top of baffle with the lower surface sliding fit of bottom plate.

2. The concrete mixer of claim 1, wherein: the central axis of the opening on the bottom plate is superposed with the central axis of the opening at the bottom of the cylinder body.

3. The concrete mixer of claim 1, wherein: the other end of the screw rod is rotatably connected with the accommodating space, the screw rod is a positive and negative screw rod, the two baffles are arranged, the two baffles are respectively positioned on the positive screw part and the negative screw part of the screw rod through end seats, and the two baffles are respectively positioned on the left side and the right side of the opening of the bottom plate.

4. The concrete mixer of claim 1, wherein: the supporting legs are fixedly connected with the lower surface of the barrel body through movable rods and supporting plates.

5. A concrete mixer according to claim 4, wherein: the damping device comprises a rubber cylinder and sealing covers, the rubber cylinder is located in the supporting leg, the sealing covers are in sealing connection with the top and the bottom of the rubber cylinder, pressure gas and a pressure support are arranged in the rubber cylinder, and the top and the bottom of the pressure support are fixedly connected with the top and the bottom of the sealing covers respectively.

6. A concrete mixer according to claim 5, wherein: the pressure support sets up two, the pressure support is U type support, two U type pressure support mutual lock joints.

7. A concrete mixer according to claim 5, wherein: and the bottom of the movable rod is provided with a limiting plate which enables the bottom of the movable rod to be positioned in the supporting leg, and the limiting plate is fixedly connected with the sealing cover.

8. The concrete mixer of claim 1, wherein: the cleaning device comprises a first scraper connected with the stirring shaft through a first connecting rod and a second scraper connected with the stirring shaft through a second connecting shaft, the first scraper is attached to the inner wall of the cylinder body, and the second scraper is attached to the upper surface of the bottom plate.

9. The concrete mixer of claim 1, wherein: the lifting device is a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with the motor and drives the motor and the stirring shaft to move in the vertical direction, and the hydraulic cylinder is fixedly connected with the top of the cylinder body through a support.

10. A concrete mixer according to claim 9, wherein: the left and right sides of support is equipped with the slide of vertical direction, the outside of motor is connected with the slider through the connecting piece, when the motor moves in vertical direction, make the slider is in the slide internal motion.