CN211440598U

CN211440598U - Concrete premixing device

Info

Publication number: CN211440598U
Application number: CN201921939151.8U
Authority: CN
Inventors: 吴开明
Original assignee: Huaihua Hongyu Feida Concrete Co ltd
Current assignee: Huaihua Hongyu Feida Concrete Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-09-08
Anticipated expiration: 2029-11-12

Abstract

The utility model provides a concrete premixing device, which comprises a device body, wherein the device body comprises a supporting table, a screening barrel, a stirring box and a collecting box, a plurality of supporting columns are symmetrically arranged on the upper surface of the supporting table, and the screening barrel is fixedly arranged at the bottom ends of the supporting columns; the utility model discloses it is reverse motion to have to drive two puddlers through first servo motor and second servo motor, can make the material produce at the stirring in-process and turn round the directional power, make the stirring more abundant thoroughly, the stirring efficiency of raw materials is improved, the inside both sides of screening bucket all are provided with vibrating motor, vibrating motor passes through the vibrating arm and is connected with the vibration screening board, raw materials through utilizing the screening board after to stirring carry out the vibration screening, be convenient for elutriate out great material granule, make concrete raw materials granule even, the ejection of compact quality of concrete has been improved, screening barrel head portion is connected with the collecting box through the connecting pipe, the material gets into in the collecting box through the connecting pipe.

Description

Concrete premixing device

Technical Field

The utility model relates to a concrete processing field especially relates to a concrete ready-mixed device.

Background

Concrete is a general term for engineering composite materials in which aggregate is cemented into a whole by a cementing material. The term concrete generally refers to cement as a cementing material and sand and stone as aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering. To improve certain properties of the concrete, admixtures may be added. Because of the obvious technical and economic effects of the admixture, the admixture increasingly becomes an indispensable component of concrete. In order to improve the workability of concrete mixtures or the properties of hardened concrete and to save cement, finely ground mineral material admixtures can also be added during the mixing of the concrete. It is divided into two classes, active and inactive. The properties and the amount of the admixture affect the strength, deformation, hydration heat, impermeability, color and the like of the concrete.

The stirring effect of the stirring device for prefabricating the concrete at present is poor, the raw materials for producing the concrete can not be screened and subdivided, the discharging quality is poor, the production and application requirements of people can not be met, and therefore a novel concrete premixing device is urgently needed to be developed in the market.

SUMMERY OF THE UTILITY MODEL

The utility model provides a concrete premixing device has solved the stirring effect who mentions in the above-mentioned background art poor, can not filter the segmentation to the raw materials of concrete production usefulness, the relatively poor problem of ejection of compact quality.

In order to solve the technical problem, the utility model provides a concrete premixing device, which comprises a device body, wherein the device body comprises a supporting table, a screening barrel, a stirring box and a collecting box, a plurality of supporting columns are symmetrically arranged on the upper surface of the supporting table, the bottom ends of the supporting columns are fixedly provided with the screening barrel, a plurality of damping mechanisms are fixedly arranged at the top of the screening barrel, the stirring box is fixedly arranged at the top of the damping mechanisms, a feeding hopper is arranged in the middle of the top of the stirring box, a group of stirring rods are arranged in the stirring box in parallel, a first servo motor is fixedly arranged on the outer wall at the left side of the stirring box, the output shaft of the first servo motor is in transmission connection with one stirring rod, a second servo motor is fixedly arranged on the outer wall at the right side of the stirring box, the output shaft of the second servo motor is in transmission, the automatic screening machine comprises a stirring barrel, a first servo motor, a second servo motor, a screening plate, a screening barrel, a connecting pipe, a supporting table, a discharging pipe, a valve, a screening barrel, a screening plate, a connecting pipe and a connecting pipe.

Preferably, the stirring box is internally provided with a guide plate which is arranged below the stirring rod in an inclined mode.

Preferably, damper is provided with four and the symmetry at least set up in between agitator tank and the screening bucket, damper includes shock attenuation pole, cushion socket and damping spring, the shock attenuation pole top with agitator tank bottom fixed connection, the bottom of shock attenuation pole with cushion socket fixed connection, the bottom of cushion socket is fixed to be provided with damping spring, damping spring's bottom with screening bucket top fixed connection.

Preferably, the support column is provided with four at least and the symmetry set up in prop up supporting bench upper surface, the outside cover of support column is equipped with buffer spring, buffer spring's top with the bottom fixed connection of screening bucket, buffer spring's bottom with prop up supporting bench upper surface fixed connection.

Preferably, the screening board includes first filter and second filter, through curb plate fixed connection between first filter and the second filter, the left and right both sides of screening board joint respectively has the cardboard, the outside of cardboard with vibrating arm fixed connection.

Preferably, the bottom of the support platform is fixedly provided with a support leg. Compared with the prior art, the utility model provides a have following beneficial effect:

the utility model discloses a first servo motor and second servo motor drive two puddlers and do reverse motion, can make the material produce the torsional force in the stirring process, make the stirring more abundant thoroughly, improved the stirring efficiency of raw materials, agitator tank bottom is connected with the screening bucket through the discharging pipe, install the valve on the discharging pipe, the raw materials after the stirring gets into the screening bucket through the discharging pipe, both sides inside the screening bucket all are provided with vibrating motor, vibrating motor is connected with the vibration screening board through the vibrating bar, both ends are provided with first filter and second filter respectively about the screening board, turn on vibrating motor and drive the screening board through the vibrating bar and vibrate, through utilizing the screening board to carry out the vibration screening to the raw materials after the stirring, be convenient for elutriate out great material granule, make concrete raw materials granule even, the discharge quality of concrete has been improved, the screening bucket bottom is connected with the collecting box through the connecting pipe, the material enters the collection box through the connecting pipe.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a schematic top view of a mixing box of the concrete pre-mixing apparatus;

FIG. 3 is a schematic view of a concrete ready-mix system screening deck.

Reference numbers in the figures: 1. a support table; 2. a screening barrel; 3. a stirring box; 4. a collection box; 5. a support pillar; 6. A damping mechanism; 61. a shock-absorbing lever; 62. a shock absorbing seat; 63. a damping spring; 7. a feed hopper; 8. a stirring rod; 9. a first servo motor; 10. a second servo motor; 11. a discharge pipe; 12. a valve; 13. a fixing plate; 14. a vibration motor; 15. a vibrating rod; 16. a screening plate; 161. a first filter plate; 162. a second filter plate; 163. a side plate; 17. a connecting pipe; 18. a support frame; 19. a baffle; 20. a buffer spring; 21. and (4) clamping the board.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1-3, a concrete premixing device comprises a device body, the device body comprises a supporting table 1, a screening barrel 2, a stirring box 3 and a collecting box 4, a plurality of supporting columns 5 are symmetrically arranged on the upper surface of the supporting table 1, the screening barrel 2 is fixedly arranged at the bottom ends of the supporting columns 5, a plurality of damping mechanisms 6 are fixedly arranged at the top of the screening barrel 2, the stirring box 3 is fixedly arranged at the top of the damping mechanisms 6, a feed hopper 7 is arranged in the middle of the top of the stirring box 3, a group of stirring rods 8 are parallelly arranged in the stirring box 3, a first servo motor 9 is fixedly arranged on the outer wall of the left side of the stirring box 3, an output shaft of the first servo motor 9 is in transmission connection with one stirring rod 8, a second servo motor 10 is fixedly arranged on the outer wall of the right side of the stirring box 3, an output shaft of the second servo motor 10 is in transmission connection with the other, the intercommunication is provided with discharging pipe 11 in the middle of 3 bottoms of agitator tank, be provided with valve 12 on discharging pipe 11, discharging pipe 11 bottom and screening bucket 2 top intercommunication sets up, screening bucket 2 left side inner wall and right side inner wall are fixed plate 13 respectively, fixed surface is provided with vibrating motor 14 on the fixed plate 13, vibrating motor 14's output shaft transmission is connected with vibrating arm 15, fixed screening board 16 that is provided with between two vibrating arm 15, screening bucket 2 bottom intercommunication is provided with connecting pipe 17, connecting pipe 17 bottom runs through brace table 1 and extends to the bottom outside, the fixed support frame 18 that is provided with respectively in brace table 1 bottom left and right sides, the fixed collecting box 4 that is provided with between two support frames 18, connecting pipe 17 bottom extends to inside collecting box 4.

Inside being located the fixed guide plate 19 that is provided with in 8 below on the puddler of agitator tank 3, the slope of guide plate 19 sets up, and the material of being convenient for flows into screening bucket 2.

Damper 6 is provided with four at least and the symmetry sets up between agitator tank 3 and screening bucket 2, damper 6 includes shock-absorbing rod 61, shock attenuation seat 62 and damping spring 63, shock-absorbing rod 61 top and 3 bottom fixed connection of agitator tank, the bottom and the shock attenuation seat 62 fixed connection of shock-absorbing rod 61, the fixed damping spring 63 that is provided with in bottom of shock attenuation seat 62, damping spring 63's bottom and 2 top fixed connection of screening bucket, pass through shock-absorbing rod 61 in the device operation process, the noise that agitator tank 3 produced because of vibrations is reduced in mutually supporting of shock attenuation seat 62 and damping spring 63.

Support column 5 is provided with four at least and the symmetry sets up in a supporting bench 1 upper surface, and the outside cover of support column 5 is equipped with buffer spring 20, buffer spring 20's top and screening bucket 2's bottom fixed connection, buffer spring 20's bottom and a supporting bench 1 upper surface fixed connection, and buffer spring 20 alleviates screening bucket 2's vibrations.

Screening board 16 includes first filter 161 and second filter 162, and through curb plate 163 fixed connection between first filter 161 and the second filter 162, the screening board 16 left and right sides joint respectively has cardboard 21, and the outside and the 15 board fixed connection of vibrating arm of cardboard 21 improve the screening effect.

Supporting legs are fixedly arranged at the bottom of the supporting table 1.

The utility model provides a pair of concrete ready-mixing device's theory of operation as follows:

when the material screening machine is used, feeding is carried out through the feeding hopper 7, the first servo motor 9 and the second servo motor 10 are started simultaneously, the first servo motor 9 and the second servo motor 10 drive the two stirring rods 8 to move reversely, so that materials can generate torsional force in the stirring process, the stirring is more sufficient and thorough, the stirring efficiency of the raw materials is improved, the bottom of the stirring box 3 is connected with the screening barrel 2 through the discharging pipe 11, the discharging pipe 11 is provided with the valve 12, the stirred raw materials enter the screening barrel 2 through the discharging pipe 11, two sides inside the screening barrel 2 are respectively provided with the vibrating motors 14, the vibrating motors 14 are connected with the vibrating screening plate 16 through the vibrating rods 15, the upper end and the lower end of the screening plate 16 are respectively provided with the first filtering plate 161 and the second filtering plate 162, the vibrating motors 14 are started to drive the screening plate 16 to vibrate through the vibrating rods 15, the stirred raw materials are subjected to vibration screening through the screening plate 16, be convenient for elutriate great material granule for concrete raw material granule is even, has improved the ejection of compact quality of concrete, and screening bucket 2 bottoms is connected with collecting box 4 through connecting pipe 17, and the material gets into in the collecting box 4 through connecting pipe 17.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a concrete premixing device, includes the device body, its characterized in that: the device body comprises a supporting table (1), a screening barrel (2), a stirring box (3) and a collecting box (4), wherein a plurality of supporting columns (5) are symmetrically arranged on the upper surface of the supporting table (1), the screening barrel (2) is fixedly arranged at the bottom ends of the supporting columns (5), a plurality of damping mechanisms (6) are fixedly arranged at the top of the screening barrel (2), the stirring box (3) is fixedly arranged at the top of the damping mechanisms (6), a feeding hopper (7) is arranged in the middle of the top of the stirring box (3), a group of stirring rods (8) are arranged in the stirring box (3) in parallel, a first servo motor (9) is fixedly arranged on the outer wall of the left side of the stirring box (3), an output shaft of the first servo motor (9) is in transmission connection with one of the stirring rods (8), and a second servo motor (10) is fixedly arranged on the outer wall of, the output shaft of second servo motor (10) and another puddler (8) transmission are connected, first servo motor (9) are located the place ahead of second servo motor (10), the intercommunication is provided with discharging pipe (11) in the middle of agitator tank (3) bottom, be provided with valve (12) on discharging pipe (11), discharging pipe (11) bottom with screening bucket (2) top intercommunication sets up, screening bucket (2) left side inner wall and right side inner wall are fixed plate (13) respectively, fixed surface is provided with vibrating motor (14) on fixed plate (13), the output shaft transmission of vibrating motor (14) is connected with vibrating arm (15), two fixed screening board (16) that is provided with between vibrating arm (15), screening bucket (2) bottom intercommunication is provided with connecting pipe (17), connecting pipe (17) bottom runs through brace table (1) and extends to the bottom outside, the left side and the right side of the bottom of the supporting table (1) are respectively and fixedly provided with a supporting frame (18), the collecting box (4) is fixedly arranged between the two supporting frames (18), and the bottom end of the connecting pipe (17) extends into the collecting box (4).

2. A concrete mixing apparatus according to claim 1, characterized in that a deflector (19) is fixedly arranged inside the mixing box (3) below the mixing rod (8), the deflector (19) being arranged obliquely.

3. The concrete premixing device according to claim 1, characterized in that the damping mechanism (6) is provided with at least four and is symmetrically arranged between the stirring box (3) and the screening barrel (2), the damping mechanism (6) comprises a damping rod (61), a damping seat (62) and a damping spring (63), the top end of the damping rod (61) is fixedly connected with the bottom of the stirring box (3), the bottom end of the damping rod (61) is fixedly connected with the damping seat (62), the bottom of the damping seat (62) is fixedly provided with the damping spring (63), and the bottom end of the damping spring (63) is fixedly connected with the top of the screening barrel (2).

4. The concrete premixing device of claim 1, wherein the support columns (5) are at least four and symmetrically arranged on the upper surface of the support platform (1), a buffer spring (20) is sleeved outside the support columns (5), the top end of the buffer spring (20) is fixedly connected with the bottom of the screening barrel (2), and the bottom end of the buffer spring (20) is fixedly connected with the upper surface of the support platform (1).

5. The concrete premixing device according to claim 1, wherein the screening plate (16) comprises a first filtering plate (161) and a second filtering plate (162), the first filtering plate (161) and the second filtering plate (162) are fixedly connected through a side plate (163), clamping plates (21) are respectively clamped on the left side and the right side of the screening plate (16), and the outer portions of the clamping plates (21) are fixedly connected with the vibrating rod (15).

6. A concrete mixing apparatus as claimed in claim 1, characterised in that the support platform (1) is provided with support legs fixed to the bottom thereof.