CN113385411A

CN113385411A - Concrete batching sorting unit

Info

Publication number: CN113385411A
Application number: CN202110726947.0A
Authority: CN
Inventors: 朱勇杰
Original assignee: Jinyun Jiuzhou Concrete Co ltd
Current assignee: Jinyun Jiuzhou Concrete Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-09-14
Anticipated expiration: 2041-06-29
Also published as: CN113385411B

Abstract

The invention relates to the technical field of concrete, in particular to a concrete batching and sorting device which comprises a base, wherein a final trough and a through groove are arranged in the base, a fixed block is fixedly arranged on the upper side of the final trough on the base, a first rotating shaft and a second rotating shaft are connected in the fixed block, the first rotating shaft and the second rotating shaft penetrate through the fixed block and are parallel to each other and located on the same vertical plane, and a primary screening mechanism for primarily screening aggregate is arranged at one end, facing the through groove, of the first rotating shaft. According to the invention, the aggregates are fed into the primary screening mechanism, coarse materials with overlarge particle sizes roll out of the primary screening mechanism, other coarse materials fall into the secondary screening mechanism downwards, and the secondary screening mechanism screens out fine materials with overlarge particle sizes, so that the final materials with the appropriate particle size range fall into the final material groove for use.

Description

Concrete batching sorting unit

Technical Field

The invention relates to the technical field of concrete, in particular to a concrete batching and sorting device.

Background

The concrete is artificial stone material which is prepared by taking cement as main cementing material, mixing water, sand, stones and chemical additives and mineral admixtures as necessary, uniformly stirring, densely forming, curing and hardening according to a proper proportion, wherein in the concrete, the sand and the stones play a skeleton role and are called aggregate, the cement and the water form cement paste, and the aggregate is cemented into a solid whole after the cement paste is hardened.

The particle grading and the thickness degree of the aggregate have great relation to saving cement and ensuring that the concrete has good workability, particularly high-strength concrete is mixed, the stone grading is more important, in the prior art, the aggregate is usually screened by screens with various mesh specifications, in construction, the required properties of the concrete poured in different areas are different, workers are required to accurately screen the aggregate to select the aggregate in a proper interval range, however, the aperture of the screen is usually fixed by the existing screening equipment, only one kind of aggregate in the aperture range can be screened out in use, the aggregate in other particle sizes can be screened out only by replacing the screen, the replacement operation is very complicated, and the construction efficiency is very influenced.

Disclosure of Invention

In view of the above, the present invention aims to provide a concrete aggregate sorting device capable of selecting among multiple particle size sections and automatically switching between the multiple particle size sections.

In order to solve the technical problems, the technical scheme of the invention is as follows:

the utility model provides a concrete batching sorting unit, includes the base, be equipped with final silo and lead to the groove in the base, the base is located the upside in final silo has set firmly the fixed block, fixed block in-connection has first pivot and second pivot, first pivot with the second pivot is passed the fixed block is parallel to each other and is located same vertical face, first pivot orientation the one end that leads to the groove is equipped with the primary screening mechanism that is used for screening the aggregate for the first time, the second pivot orientation the one end that leads to the groove is equipped with the secondary screening mechanism that is used for screening the aggregate that primary screening mechanism sieved out once more, primary screening mechanism and be equipped with the screen cloth of four different mesh specifications respectively at least in the secondary screening mechanism.

Compared with the prior art, the invention has the advantages that:

through sending into the aggregate in the prescreening mechanism, the oversize coarse fodder of particle diameter rolls out from prescreening mechanism, and other fall into the riddling mechanism downwards, and the riddling mechanism sieves out the undersize fine material of particle diameter for the final material of suitable particle diameter scope falls into the final trough and supplies to take, and two segmentation screens can once only sieve the too big and undersize aggregate of particle diameter, and is efficient.

Be equipped with the screen cloth of a plurality of different mesh specifications on prescreening mechanism and the rescreening mechanism, both during operation all use the screen cloth of one of them side, both can both fast switch over the screen cloth of the different mesh of other sides and carry out screening work, and then both are through switching over the screen cloth and form different mesh combinations, so that two segmentation screens can sieve out the terminal material of multiple size interval, adjust the terminal material that switches over in order to sieve out corresponding particle diameter interval fast according to the concrete of different specification demands, it is swift convenient and efficient.

Further, the primary screening mechanism includes first reel, first reel includes slot and broad width mouth, and at least include four with first pivot axis is the inclined plane of central annular array distribution, and the inclined plane is used for the installation the screen cloth, first pivot link firmly in through first connecting plate the inner wall angle of first reel, fixed block one end has linked firmly first feeder hopper, the lower extreme of first feeder hopper stretches into in the first reel, the screen cloth of changeable a plurality of different mesh numbers is in order to carry out the first screening to the batching and sieve out too big aggregate.

Further, the rescreen mechanism includes second connecting plate, second reel and second feeder hopper, the second reel includes slot and broad width mouth, and at least include four with second pivot axis is the inclined plane of central ring array distribution, and the inclined plane is used for the installation the screen cloth, the second pivot link firmly in through the second connecting plate the interior wall angle of second reel, fixed block one end has linked firmly the second feeder hopper, the lower extreme of second feeder hopper stretches into in the second reel, the upper shed of second feeder hopper is just right first reel below, the flaring opening of second reel is located the terminal groove top, the screen cloth of changeable a plurality of different mesh numbers is in order to carry out the screening once more and sifts the aggregate that is too little.

Furthermore, the average mesh number of the screen mesh on the first screen frame is larger than that on the second screen frame, so that the aggregate particle size falling into the final material groove is always in the middle interval of the initial aggregate under different arrangement combinations of the primary screening mechanism and the secondary screening mechanism.

Further, it is equipped with two first band pulleys to lead to rotating between the wall of groove both sides, two the cover is equipped with first conveyer belt between the first band pulley, first conveyer belt one end stretches into in the first feeder hopper, be used for driving one side set firmly on a base lateral wall first band pulley pivoted first motor, first conveyer belt top is equipped with the funnel, and the person of facilitating the use steadily pours the aggregate on first conveyer belt through the funnel to send into in the primary screen mechanism steadily.

Further, it is equipped with the guide rail to lead to between the wall of groove both sides, the guide rail upper end is located first conveyer belt upside, the guide rail lower extreme is located the downside of first reel, the upper and lower both ends department of guide rail is equipped with respectively rotate connect in lead to the second band pulley between the wall of groove both sides, the guide rail with laminating cover is equipped with the second conveyer belt on the second band pulley, array distribution is equipped with the flange on the second conveyer belt, set firmly on a base lateral wall be used for driving one side second band pulley pivoted second motor, the action of second conveyer belt laminating guide rail, a plurality of flanges can promote the coarse fodder effectively in order to fall on first conveyer belt.

Furthermore, the other end of first pivot with the other end of second pivot all is equipped with and is used for driving first pivot with the vibrating motor of second pivot vibration vibrates so that screening work is quick high-efficient more.

Further, be equipped with two cavitys in the fixed block, first pivot passes the upside the cavity, the second pivot passes the downside the cavity, be equipped with the bearing in the cavity, the slide bar has set firmly between the horizontal both sides wall of cavity, the bearing with slide bar sliding connection is in order to keep the action of bearing is horizontal translation, the cover is equipped with the spring on the slide bar, the spring supports the bearing with in order to keep between the lateral wall of cavity the bearing is located the middle part of cavity, first pivot with the second pivot all with the bearing rotates to be connected, under the vibration of first pivot or second pivot, through the elastic restriction of spring make the bearing have the horizontal vibration of making a round trip of scope in the cavity, ensure the action stability of first pivot and second pivot.

Furthermore, an electric telescopic rod is fixedly arranged on the fixing block, a rotating motor is arranged at the lower end of the electric telescopic rod, a driving gear is installed at the output shaft end of the rotating motor, coaxial driven gears are respectively arranged on the first rotating shaft and the second rotating shaft, the driving gear and the two driven gears are located on the same vertical plane, the electric telescopic rod can automatically drive the rotating motor to move up and down, so that the driving gear can be freely meshed with the driven gear on the upper side or the driven gear on the lower side or not meshed with the driven gear on the upper side or the driven gear on the lower side, and the first rotating shaft and the second rotating shaft can be conveniently controlled to rotate and not interfere with the first rotating shaft and the second rotating shaft under vibration.

Furthermore, the bottom of the through groove is provided with a material receiving frame for receiving the aggregate, and the material receiving frame is convenient to take out to take the aggregate.

Drawings

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

FIG. 2 is a schematic view of the structure in the direction A in FIG. 1;

FIG. 3 is a schematic view of B-B in FIG. 2;

FIG. 4 is an enlarged schematic view of C in FIG. 3;

FIG. 5 is an enlarged schematic view of D in FIG. 3;

FIG. 6 is a schematic diagram of the structure of E-E in FIG. 5.

Reference numerals: 11. a base; 12. a fixed block; 20. a finishing trough; 21. a through groove; 22. a guide rail; 221. a second conveyor belt; 222. a convex plate; 223. a second pulley; 224. a second motor; 23. a first conveyor belt; 231. a first pulley; 232. a first motor; 24. a funnel; 25. a material receiving frame; 31. a first rotating shaft; 311. a first screen frame; 312. a first feed hopper; 32. a second rotating shaft; 321. a second screen frame; 322. a second feed hopper; 33. screening a screen; 34. a vibration motor; 36. a first connecting plate; 37. a second connecting plate; 41. an electric telescopic rod; 42. rotating the motor; 43. a driving gear; 44. a driven gear; 51. a cavity; 52. a slide bar; 53. a bearing; 54. a spring.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in order to make the technical solutions of the present invention easier to understand and understand.

Example (b):

referring to fig. 1 to 6, the present embodiment provides a concrete ingredient sorting apparatus, in which ingredients of concrete are divided into cement, aggregate, water and the like, wherein the grain composition and the thickness degree of the aggregate are greatly related to the cement conservation and the good workability of the concrete, particularly, the stone gradation is more important when the high-strength concrete is mixed, in the prior art, the aggregate is usually screened by a screen with various mesh specifications, in construction, the concrete poured in different areas has different properties, so that workers are required to accurately screen the aggregates to select the aggregates in a proper interval range, however, the aperture of the screen mesh is often fixed by the existing screening equipment, when the aggregate screening machine is used, only one aggregate with a particle size range can be screened, the aggregate with other particle sizes can be screened only by replacing the screen, the replacement operation is very complicated, and the construction efficiency is very influenced.

The sorting equipment comprises a base 11, wherein a final material groove 20 and a through groove 21 are arranged in the base 11, the final material groove 20 is used for receiving final screened final materials meeting the use requirements for users to take, a material receiving frame 25 is arranged at the bottom of the through groove 21, and the material receiving frame 25 is used for receiving other aggregates after the screened final materials are taken, so that the aggregates are convenient to take.

A fixed block 12 is fixedly arranged on the base 11 at the upper side of the material finishing groove 20, a first rotating shaft 31 and a second rotating shaft 32 are connected in the fixed block 12, the first rotating shaft 31 and the second rotating shaft 32 pass through the fixed block 12 and are parallel to each other and located on the same vertical plane, two cavities 51 are arranged in the fixed block 12, the first rotating shaft 31 penetrates through the cavity 51 at the upper side, the second rotating shaft 32 passes through the cavity 51 at the lower side, a bearing 53 is arranged in the cavity 51, a sliding rod 52 is fixedly arranged between two lateral walls of the cavity 51, the bearing 53 is connected with the sliding rod 52 in a sliding manner so as to keep the motion of the bearing 53 to be translational, the spring 54 is sleeved on the sliding rod 52 and is abutted between the bearing 53 and the side wall of the cavity 51 to keep the bearing 53 in the middle of the cavity 51, the first rotating shaft 31 and the second rotating shaft 32 are both rotatably connected with the bearing 53.

And the other end of the first rotating shaft 31 and the other end of the second rotating shaft 32 are both provided with a vibration motor 34 for driving the first rotating shaft 31 and the second rotating shaft 32 to vibrate, the vibration motor 34 comprises a motor and an eccentric cam, the motor drives the eccentric cam to rotate, and then the eccentric cam drives the motor to vibrate in a reaction manner, so that the first rotating shaft 31 and the first rotating shaft 31 vibrate along with the motor, and the vibration motor can be freely switched on and off and power-adjusted, and can effectively control the vibration size.

And then under the vibration of the first rotating shaft 31 or the second rotating shaft 32, a vibration force is generated on the bearing 53, the bearing 53 is limited by the upper and lower two slide bars 52 and can only do transverse translation movement, the spring 54 is abutted between both surfaces of the bearing 53 and the side wall of the cavity 51, and then the spring 54 converts the vibration force of the bearing 53 into a vibration mode of transverse reciprocating movement in a small range, so that the first rotating shaft 31 and the second rotating shaft 32 can both perform left and right reciprocating vibration in a small range.

It should be added that, since the sliding vibration mechanism converts the vibration of the vibration motor into the transverse translational vibration, the first rotating shaft 31 and the second rotating shaft 32 can keep stable in the circumferential direction and cannot easily rotate when the vibration motor is in operation.

Two first belt wheels 231 are rotatably arranged between two side walls of the through groove 21, a first conveying belt 23 is sleeved between the two first belt wheels 231, one end of the first conveying belt 23 extends into the first feed hopper 312, a first motor 232 used for driving the first belt wheel 231 to rotate on one side is fixedly arranged on one side wall of the base 11, a funnel 24 is arranged above the first conveying belt 23, and a user can stably pour aggregate onto the first conveying belt 23 through the funnel 24.

First pivot 31 orientation the one end of leading to groove 21 is equipped with the primary sieve mechanism that is used for the first screening batching, primary sieve mechanism includes first connecting plate 36, first reel 311 and first feeder hopper 312, first reel 311 both ends divide into slot and broad width mouth, and include four at least with first reel 31 axis is the inclined plane that central annular array distributes, has installed four different mesh specifications on the inclined plane screen cloth 33 to the roll of aggregate, first pivot 31 passes through first connecting plate 36 link firmly in the interior wall angle of first reel 311, first feeder hopper 312 link firmly in fixed block 12 one end, the lower extreme of first feeder hopper 312 stretches into in first reel 311, the one end of first conveyer belt 23 stretches into in first feeder hopper 312, first motor 232 drives first belt wheel 231 rotates, and then drives first conveyer belt 23 removes to send into the aggregate in first feeder hopper 312, the aggregate along first feeder hopper 312 falls extremely in the first reel 311, the aggregate falls the downside in the first reel 311 on the screen cloth 33, the vibration of first pivot 31 drives first reel 311 vibrates, and then is less than in the aggregate the part in screen cloth 33 aperture sieves out downwards, is greater than the part in screen cloth 33 aperture is followed the broad mouth department of first reel 311 falls out.

And a guide rail 22 is arranged between two side walls of the through groove 21, the upper end of the guide rail 22 is arranged on the upper side of the first conveyor belt 23, the lower end of the guide rail 22 is arranged on the lower side of the first screen frame 311, the upper end and the lower end of the guide rail 22 are respectively provided with a second belt wheel 223 which is rotatably connected between two side walls of the through groove 21, the guide rail 22 and the second belt wheel 223 are fitted and sleeved with a second conveyor belt 221, convex plates 222 are arranged on the second conveyor belt 221 in an array manner, a second motor 224 for driving the second belt wheel 223 on one side is fixedly arranged on one side wall of the base 11, coarse materials falling from a wide opening of the first screen frame 311 fall down on the second conveyor belt 221, and cannot slide down due to the blocking of the convex plates 222, the second motor 224 drives the second belt wheel 223 to rotate, and further drives the second conveyor belt 221 to transmit on the guide rail 22, and then the coarse material is lifted upwards by the guide rail 22, lifted upwards to the upper part of the first conveyor belt 23 and then slides downwards, and then falls on the first conveyor belt 23 to be sent into the primary screening mechanism again, so that the screening precision is improved.

Second pivot 32 orientation the one end of leading to groove 21 is equipped with the riddling mechanism that is used for the batching that the prescreening mechanism sieved out once more, riddling mechanism includes first connecting plate 36, second reel 321 and second feeder hopper 322, second reel 321 includes slot and broad width mouth, and include four at least with second pivot 32 axis is the inclined plane of central annular array distribution, has installed four different mesh specifications on the inclined plane screen cloth 33, second pivot 32 link firmly in through second connecting plate 37 the interior wall angle of second reel 321, second feeder hopper 322 link firmly in fixed block 12 one end, the lower extreme of second feeder hopper 322 stretches into in the second reel 321, the upper shed of second feeder hopper 322 is just right under first reel 311, the mouth of second reel 321 is located final trough 20 top, from first reel downside the aggregate that sieves out downwards on the screen cloth 33 falls into in the second feeder hopper 322, and the downward landing goes into in the second reel 321, the aggregate falls the downside in the second reel 321 on the screen cloth 33, the vibration drive of second pivot 32 the vibration of second reel 321, and then be less than in the aggregate the part in screen cloth 33 aperture is sieved down extremely in the material receiving frame 25, be greater than the part in screen cloth 33 aperture is followed the broad width mouth department of second reel 321 falls and falls into in the final trough 20, the aggregate in the final trough 20 is the aggregate that accords with the particle diameter requirement of the final needs of user.

And electric telescopic handle 41 has been set firmly on fixed block 12, electric telescopic handle 41 lower extreme is equipped with rotates motor 42, it installs driving gear 43 to rotate motor 42 output shaft end, be equipped with coaxial driven gear 44 on first pivot 31 and the second pivot 32 respectively, driving gear 43 with two driven gear 44 is located same vertical face, when electric telescopic handle 41 drives rotate motor 42 shifts up, driving gear 43 upwards engages in the upside driven gear 44, and then rotate motor 42 and drive driving gear 43 rotates, through the upside driven gear 44 drive first pivot 31 rotates, and then drive first reel 311 rotates, rotate different angles make on the first reel 311 other face the screen cloth 33 rotates to the downside to the aperture size of adjustment first screening, when the electric telescopic rod 41 drives the rotating motor 42 to move downwards, the driving gear 43 is meshed with the driven gear 44 on the lower side downwards, the rotating motor 42 drives the driving gear 43 to rotate, the driven gear 44 on the lower side drives the second rotating shaft 32 to rotate, and the second screen frame 321 is driven to rotate, and the screen mesh 33 on other surfaces of the second screen frame 321 is rotated to the lower side by different angles, so that the aperture size of secondary screening is adjusted.

And then through the rotation regulation of first reel 311 with second reel 321 to adjust different mesh numbers on first reel 311 with second reel 321 screen cloth 33 carries out screening work, and then adjusts the upper and lower limits of screening aggregate particle size, with the regulation fall into the particle size interval of the aggregate final material in final silo 20, the user can obtain the most suitable aggregate.

It should be added that the average mesh number of the screen 33 on the first screen frame 311 is greater than the average mesh number of the screen 33 on the second screen frame 321, so as to ensure that under different arrangement combinations of the primary screening mechanism and the secondary screening mechanism, the coarse material with larger particle size is always screened by the primary screening mechanism, the fine material with smaller particle size is always screened by the secondary screening mechanism, and the particle size of the aggregate finally falling into the final material chute 20 is always the size of the middle interval of the initial aggregate.

The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all technical solutions formed by equivalent substitutions or equivalent transformations fall within the scope of the present invention as claimed.

Claims

1. A concrete batching and sorting device comprises a base (11) and is characterized in that a finishing trough (20) and a through trough (21) are arranged in the base (11), a fixed block (12) is fixedly arranged on the base (11) and positioned on the upper side of the material finishing groove (20), a first rotating shaft (31) and a second rotating shaft (32) are connected in the fixed block (12), the first rotating shaft (31) and the second rotating shaft (32) penetrate through the fixed block (12) and are parallel to each other and positioned on the same vertical surface, one end of the first rotating shaft (31) facing the through groove (21) is provided with a primary screening mechanism for primary screening of aggregate, one end of the second rotating shaft (32) facing the through groove (21) is provided with a re-screening mechanism for re-screening the aggregates screened by the primary screening mechanism, the primary screening mechanism and the secondary screening mechanism are respectively provided with at least four screens (33) with different mesh specifications.

2. The concrete batching and sorting device according to claim 1, wherein the primary screening mechanism comprises a first screen frame (311), the first screen frame (311) comprises a narrow opening and a wide opening, and at least comprises four inclined planes distributed by taking the axis of the first rotating shaft (31) as a central annular array, the inclined planes are used for installing the screen (33), the first rotating shaft (31) is fixedly connected with the inner wall angle of the first screen frame (311) through a first connecting plate (36), one end of the fixed block (12) is fixedly connected with a first feeding hopper (312), and the lower end of the first feeding hopper (312) extends into the first screen frame (311).

3. A concrete ingredient sorting device according to claim 2, characterized in that the re-screening mechanism comprises a second connecting plate (37), a second screen frame (321) and a second feed hopper (322), the second screen frame (321) comprising narrow openings and wide openings, and at least comprises four inclined planes which are distributed in an annular array by taking the axis of the second rotating shaft (32) as the center, the inclined planes are used for installing the screen (33), the second rotating shaft (32) is fixedly connected with the inner wall angle of the second screen frame (321) through a second connecting plate (37), one end of the fixed block (12) is fixedly connected with a second feed hopper (322), the lower end of the second feed hopper (322) extends into the second screen frame (321), the upper opening of the second feed hopper (322) is opposite to the lower part of the first screen frame (311), the flared opening of the second screen frame (321) is located above the finishing chute (20).

4. A concrete ingredient sorting apparatus according to claim 3, wherein the average mesh number of the screen cloth (33) on the first screen frame (311) is larger than the average mesh number of the screen cloth (33) on the second screen frame (321).

5. The concrete batching and sorting device according to claim 2, characterized in that two first belt pulleys (231) are rotatably arranged between two side walls of the through groove (21), a first conveying belt (23) is sleeved between the two first belt pulleys (231), one end of the first conveying belt (23) extends into the first feeding hopper (312), a first motor (232) for driving the first belt pulley (231) on one side to rotate is fixedly arranged on one side wall of the base (11), and a hopper (24) is arranged above the first conveying belt (23).

6. The concrete batching and sorting device according to claim 5, characterized in that a guide rail (22) is arranged between two side walls of the through groove (21), the upper end of the guide rail (22) is positioned on the upper side of the first conveyor belt (23), the lower end of the guide rail (22) is positioned on the lower side of the first screen frame (311), the upper end and the lower end of the guide rail (22) are respectively provided with a second belt wheel (223) rotatably connected between two side walls of the through groove (21), the guide rail (22) and the second belt wheel (223) are respectively provided with a second conveyor belt (221) in a fit manner, the second conveyor belt (221) is provided with convex plates (222) in an array manner, and one side wall of the base (11) is fixedly provided with a second motor (224) for driving the second belt wheel (223) on one side to rotate.

7. The concrete batching and sorting device according to claim 1, characterized in that the other end of said first rotating shaft (31) and the other end of said second rotating shaft (32) are provided with vibrating motors (34) for driving said first rotating shaft (31) and said second rotating shaft (32) to vibrate.

8. The concrete batching and sorting device according to claim 7, characterized in that two cavities (51) are provided in said fixed block (12), the first rotating shaft (31) penetrates through the cavity (51) at the upper side, the second rotating shaft (32) penetrates through the cavity (51) at the lower side, a bearing (53) is arranged in the cavity (51), a sliding rod (52) is fixedly arranged between two lateral side walls of the cavity (51), the bearing (53) is connected with the sliding rod (52) in a sliding way so as to keep the action of the bearing (53) to be transverse translation, the sliding rod (52) is sleeved with a spring (54), the spring (54) is abutted between the bearing (53) and the side wall of the cavity (51) to keep the bearing (53) in the middle of the cavity (51), the first rotating shaft (31) and the second rotating shaft (32) are both in rotating connection with the bearing (53).

9. The concrete batching and sorting device according to claim 1, characterized in that an electric telescopic rod (41) is fixedly arranged on the fixed block (12), a rotating motor (42) is arranged at the lower end of the electric telescopic rod (41), a driving gear (43) is arranged at the output shaft end of the rotating motor (42), coaxial driven gears (44) are respectively arranged on the first rotating shaft (31) and the second rotating shaft (32), and the driving gear (43) and the two driven gears (44) are positioned on the same vertical plane.

10. The concrete batching and sorting device according to claim 1, characterized in that a receiving frame (25) for receiving aggregates is placed at the bottom of said through slot (21).