CN217911518U

CN217911518U - Vibrating screen classifier for asphalt concrete

Info

Publication number: CN217911518U
Application number: CN202221386708.1U
Authority: CN
Inventors: 虞国华; 王信蒸
Original assignee: Ningbo Shuntong New Material Technology Co ltd
Current assignee: Ningbo Shuntong New Material Technology Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-11-29
Anticipated expiration: 2032-06-06

Abstract

The utility model relates to the technical field of concrete screening, and discloses a vibrating screen classifier for asphalt concrete, which comprises a workbench, wherein a vibrating motor is arranged on the workbench, a first supporting platform is arranged on the workbench, a first screen is arranged in the first supporting platform, a second supporting platform is arranged on the first supporting platform through a first strong spring, a first groove is formed in the first supporting platform, the first strong spring is arranged in the first groove, one end of the first strong spring is connected with the inner wall of the first groove, and the other end of the first strong spring is connected with the outer wall of the second supporting platform; and a second screen is arranged in the second support platform. The utility model discloses a different sieve meshes of first screen cloth, second screen cloth and third screen cloth are regular the material of different specifications in grades to required sifter, and then reach hierarchical purpose, improve the efficiency of screening.

Description

Vibrating screen classifier for asphalt concrete

Technical Field

The utility model relates to a concrete screening technical field specifically is a vibrating screen extension for asphalt concrete.

Background

The asphalt concrete is commonly called as asphalt concrete, and is a mixture prepared by manually selecting mineral aggregate with a certain gradation composition, broken stone or crushed gravel, stone chips or sand, mineral powder and the like, and mixing the mineral aggregate, the broken stone or crushed gravel, the stone chips or sand, the mineral powder and a certain proportion of road asphalt material under strictly controlled conditions.

Asphalt concrete can be divided into two categories of petroleum asphalt and coal asphalt according to different binders; some countries or regions also adopt or mix natural asphalt for mixing.

Depending on the kind of aggregate used, it can be divided into several categories of crushed stone, gravel, sandy and slag, and crushed stone is most commonly used. According to the maximum particle size of the mixture, the mixture can be divided into coarse particles (below 35-40 mm), medium particles (below 20-25 mm), fine particles (below 10-15 mm), sand particles (below 5-7 mm) and the like.

The common screening machine comprises a screen and a vibrating device, wherein the vibrating device comprises a motor, a vibrating connection structure, a vibrating screen flywheel and the like, and is a necessary mechanism for realizing vibration of the vibrating screening machine.

Among the above-mentioned correlation technique, when using the screening machine to filter the grit of equidimension not, single vibrating motor drives a vibrating screen screening, and the mesh is more fixed, because the granule demand of mixture is different, therefore a vibrating screen can not satisfy the needs of screening, also can influence the efficiency of screening if frequently changing the screen cloth.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vibrating screen extension for asphalt concrete possesses screening with higher speed, improves screening efficiency, satisfies the beneficial effect of the demand screening of mixture granule, has solved the mesh ratio of mentioning among the above-mentioned background art and has more fixed, because the granule demand of mixture is different, therefore a shale shaker can not satisfy the needs of screening, also can influence the problem of the efficiency of screening if frequently changing the screen cloth.

The utility model provides a following technical scheme: a vibration screening machine for asphalt concrete comprises a workbench, wherein a vibration motor is installed on the workbench, a first supporting table is installed on the workbench, a first screen is installed in the first supporting table, a second supporting table is installed on the first supporting table through a first strong spring, a first groove is formed in the first supporting table, the first strong spring is installed in the first groove, one end of the first strong spring is connected with the inner wall of the first groove, and the other end of the first strong spring is connected with the outer wall of the second supporting table;

and a second screen is arranged in the second support platform, and the mesh number of the second screen is less than that of the first screen.

As an alternative of the present invention, a vibratory screening machine for asphalt concrete, wherein: a third supporting platform is arranged on the second supporting platform through a second strong spring;

a second groove is formed in the second supporting platform, the second strong spring is installed inside the second groove, one end of the second strong spring is connected with the inner wall of the second groove, and the other end of the second strong spring is connected with the outer wall of the third supporting platform;

and a third screen is arranged in the third support platform, and the mesh number of the third screen is less than that of the second screen.

As an alternative of a vibrating screen classifier for asphalt concrete, wherein: the adjustable support is characterized in that the workbench is provided with an adjusting rod, one end of the adjusting rod is fixedly connected with the first support table, the adjusting rod is sleeved with a limiting sleeve, the limiting sleeve is provided with a positioning hole, and a positioning pin is arranged in the positioning hole.

As an alternative of a vibrating screen classifier for asphalt concrete, wherein: the working table is provided with a bin, and the bin is in a conical shape.

As an alternative of a vibrating screen classifier for asphalt concrete, wherein: and the first supporting platform, the second supporting platform and the third supporting platform are provided with discharge openings inclining downwards.

As an alternative of a vibrating screen classifier for asphalt concrete, wherein: the first supporting platform, the second supporting platform and the third supporting platform are provided with feed inlets which are inclined upwards.

As an alternative of a vibrating screen classifier for asphalt concrete, wherein: the screen holes on the first screen, the second screen and the third screen are all designed to be rhombus.

As an alternative of a vibrating screen classifier for asphalt concrete, wherein: all install the gusset plate on first brace table, second brace table and the third brace table.

The utility model discloses possess following beneficial effect:

1. this a vibrating screen extension for asphalt concrete, the exciting force that utilizes vibrating motor to produce, make first supporting station on the workstation, the first screen cloth in second supporting bench and the third supporting bench, second screen cloth and third screen cloth can all be done periodic reciprocating vibration along the exciting force direction, the sieve mesh of multilayer screen cloth reduces by last to down in proper order, through first screen cloth, the different sieve meshes of second screen cloth and third screen cloth are regular the material of different specifications to required sifter in grades, and then reach hierarchical purpose, and elastic connection through first powerful spring and second powerful spring, second supporting bench and third supporting bench can carry out inertial upper and lower shake along with the amplitude of rise, make the material on second screen cloth and the third screen cloth carry out the process of sieving with higher speed, improve the efficiency of sieving.

2. This a vibrating screen extension for asphalt concrete all establishes the stainless steel net into the rhombus mesh through the screen hole on first screen cloth, second screen cloth and the third screen cloth, and in the time of screening concrete raw materials, the rhombus mesh has fine air permeability, and more has the bearing capacity who bears the weight of heavy object, and the circular mesh of relative ratio is more difficult to block up the mesh, improves screening efficiency.

3. This a vibrating screen extension for asphalt concrete, and then improve the bearing capacity of first brace table, second brace table and third brace table through the reinforcement.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present invention.

Fig. 2 is an enlarged schematic view of a structure in fig. 1 according to the present invention.

Fig. 3 is a schematic side view of the structure of the present invention.

Fig. 4 is a schematic perspective view of a third screen according to the present invention.

In the figure: 1. a work table; 2. a vibration motor; 3. a first support table; 4. a first screen; 5. a first strong spring; 6. a first groove; 7. a second screen; 8. a second support table; 9. a second strong spring; 10. a second groove; 11. a third support table; 12. a third screen; 13. adjusting a rod; 14. a position limiting sleeve; 15. positioning holes; 16. positioning a pin; 17. a storage bin; 18. a discharge outlet; 19. a feed inlet; 20. and (7) reinforcing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

The common screening machine comprises a screen and a vibrating device, wherein the vibrating device is composed of a motor, a vibrating connection structure, a vibrating screen flywheel and the like, and is a necessary mechanism for realizing vibration of the vibrating screening machine, the vibrating screen flywheel drives the screen to vibrate, and gravels with different sizes in raw materials are separated.

The utility model provides a following technical scheme: referring to fig. 1-4, a vibrating screen classifier for asphalt concrete comprises a workbench 1, a vibrating motor 2 is mounted on the workbench 1, a first supporting table 3 is mounted on the workbench 1, a first screen 4 is mounted in the first supporting table 3, a second supporting table 8 is mounted on the first supporting table 3 through a first strong spring 5, a first groove 6 is formed in the first supporting table 3, the first strong spring 5 is mounted in the first groove 6, one end of the first strong spring 5 is connected with the inner wall of the first groove 6, and the other end of the first strong spring 5 is connected with the outer wall of the second supporting table 8;

a second screen 7 is arranged in the second support platform 8, and the mesh number of the second screen 7 is less than that of the first screen 4;

wherein: a third support platform 11 is arranged on the second support platform 8 through a second strong spring 9;

a second groove 10 is formed in the second supporting platform 8, a second strong spring 9 is installed inside the second groove 10, one end of the second strong spring 9 is connected with the inner wall of the second groove 10, and the other end of the second strong spring 9 is connected with the outer wall of a third supporting platform 11;

a third screen 12 is mounted in the third support base 11, and the mesh number of the third screen 12 is smaller than that of the second screen 7.

Through installing vibrating motor 2 on workstation 1, install first supporting bench 3 on workstation 1, second supporting bench 8 and third supporting bench 11, drive through vibrating motor 2, install on first supporting bench 3 through first powerful spring 5 because of second supporting bench 8, third supporting bench 11 installs on second supporting bench 8 through second powerful spring 9, utilize the exciting force that vibrating motor 2 produced, make first supporting bench 3 on workstation 1, first screen cloth 4 in second supporting bench 8 and the third supporting bench 11, periodic reciprocating vibration can all be done along the exciting force direction to second screen cloth 7 and third screen cloth 12, sieve asphalt concrete.

The sieve pores of the multilayer sieve mesh are sequentially reduced from top to bottom, materials with different specifications are classified and regulated to required sieve surfaces through different sieve pores of the first sieve mesh 4, the second sieve mesh 7 and the third sieve mesh 12, the materials are collected and conveyed to a designated area, the classification purpose is further achieved, inertia up-and-down shaking can be carried out along with the lifting amplitude of the second support table 8 and the third support table 11 through the elastic connection of the first strong spring 5 and the second strong spring 9 through the exciting force of the vibration motor 2, so that the materials on the second sieve mesh 7 and the third sieve mesh 12 are subjected to a process of screening at an accelerated speed, and the screening efficiency is improved;

according to the difference of the particle size requirements of the mixture, the first screen 4, the second screen 7 and the third screen 12 are selected for screening, the condition of replacing the screens is reduced, and the screening efficiency is improved.

Example 2

This embodiment is an improved description made on the basis of embodiment 1, specifically, please refer to fig. 1-4, in which: an adjusting rod 13 is installed on the workbench 1, one end of the adjusting rod 13 is fixedly connected with the first supporting platform 3, a limiting sleeve 14 is sleeved on the adjusting rod 13, a positioning hole 15 is formed in the limiting sleeve 14, and a positioning pin 16 is arranged in the positioning hole 15.

The lifting amplitude of the workbench 1 and the first supporting platform 3 is adjusted through the adjusting rod 13, the limiting sleeve 14 is sleeved on the adjusting rod 13 in a sliding mode, and positioning is carried out through the positioning hole 15. The lifting amplitude needs to be adjusted, so that the material loading and unloading are convenient, and the convenient adjustment effect is achieved.

Example 3

A bin 17 is arranged on the workbench 1, and the bin 17 is in a conical shape;

wherein: the first support table 3, the second support table 8 and the third support table 11 are provided with a discharge opening 18 which is inclined downwards;

wherein: the first support platform 3, the second support platform 8 and the third support platform 11 are provided with feed inlets 19 which incline upwards;

through the bin outlet 18 of downward sloping, conveniently arrange the material, through the convenient feeding of feed inlet 19 of tilt up, and then collect the raw materials after the concrete screening through feed bin 17.

Example 4

This embodiment is an improved description made on the basis of embodiment 1, and specifically, refer to fig. 1 to 4, in which: the screen holes on the first screen 4, the second screen 7 and the third screen 12 are all designed to be diamond-shaped.

The stainless steel net of rhombus mesh is all established to the mesh on through first screen cloth 4, second screen cloth 7 and the third screen cloth 12, and when screening concrete raw materials, the rhombus mesh has fine air permeability, and more has the bearing capacity who bears the weight of heavy object, and the circular mesh of relative ratio is more difficult to block up the mesh, improves screening efficiency.

Example 5

This embodiment is an improved description made on the basis of embodiment 1, and specifically, refer to fig. 1 to 4, in which: reinforcing plates 20 are arranged on the first supporting platform 3, the second supporting platform 8 and the third supporting platform 11;

the reinforcing plate 20 serves to reinforce and increase the bearing capacity of the first support table 3, the second support table 8 and the third support table 11.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a vibrating screen extension for asphalt concrete, includes workstation (1), its characterized in that: the vibration screen is characterized in that a vibration motor (2) is installed on the workbench (1), a first supporting table (3) is installed on the workbench (1), a first screen (4) is installed in the first supporting table (3), a second supporting table (8) is installed on the first supporting table (3) through a first strong spring (5), a first groove (6) is formed in the first supporting table (3), the first strong spring (5) is installed inside the first groove (6), one end of the first strong spring (5) is connected with the inner wall of the first groove (6), and the other end of the first strong spring (5) is connected with the outer wall of the second supporting table (8);

and a second screen (7) is arranged in the second support platform (8), and the mesh number of the second screen (7) is less than that of the first screen (4).

2. The vibratory screening machine for asphalt concrete according to claim 1, characterized in that: a third supporting platform (11) is arranged on the second supporting platform (8) through a second strong spring (9);

a second groove (10) is formed in the second supporting platform (8), the second strong spring (9) is installed inside the second groove (10), one end of the second strong spring (9) is connected with the inner wall of the second groove (10), and the other end of the second strong spring (9) is connected with the outer wall of a third supporting platform (11);

and a third screen (12) is arranged in the third support platform (11), and the mesh number of the third screen (12) is less than that of the second screen (7).

3. The vibratory screen machine for asphalt concrete according to claim 2, wherein: the adjustable support is characterized in that an adjusting rod (13) is installed on the workbench (1), one end of the adjusting rod (13) is fixedly connected with the first support table (3), a limiting sleeve (14) is sleeved on the adjusting rod (13), a positioning hole (15) is formed in the limiting sleeve (14), and a positioning pin (16) is arranged in the positioning hole (15).

4. The vibratory screen machine for asphalt concrete according to claim 3, wherein: be equipped with feed bin (17) on workstation (1), feed bin (17) are established to the toper form.

5. The vibratory screen machine for asphalt concrete according to claim 4, wherein: and the first supporting platform (3), the second supporting platform (8) and the third supporting platform (11) are provided with discharge openings (18) which incline downwards.

6. The vibratory screen machine for asphalt concrete according to claim 5, wherein: and the first supporting platform (3), the second supporting platform (8) and the third supporting platform (11) are provided with feed inlets (19) which are inclined upwards.

7. The vibratory screen machine for asphalt concrete according to claim 6, wherein: the screen holes on the first screen (4), the second screen (7) and the third screen (12) are all designed to be rhombic.

8. The vibratory screen machine for asphalt concrete according to claim 7, wherein: all install gusset plate (20) on first brace table (3), second brace table (8) and third brace table (11).