CN217369195U

CN217369195U - Screening plant is used in production of particulate formula asphalt concrete

Info

Publication number: CN217369195U
Application number: CN202221045146.4U
Authority: CN
Inventors: 夏星华; 赵正龙; 杜新月
Original assignee: Dezhou Jiuqu Highway Engineering Co ltd
Current assignee: Dezhou Jiuqu Highway Engineering Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-09-06
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a screening plant for fine grain type asphalt concrete production, which belongs to the technical field of highway engineering equipment and comprises a box body, wherein a hopper is fixedly arranged at the top end of the box body, a discharge port is arranged at the side end of the box body, a first rotating motor is fixedly arranged at the top end of the box body, the output end of the first rotating motor extends into the box body, a first propeller blade is fixedly arranged at the bottom end of the output end of the first rotating motor, a filter screen is arranged in the box body, a vibrating motor and a second motor are fixedly arranged at the side end of the box body, the output end of the vibrating motor extends into the box body and is fixedly connected with the filter screen, a second propeller blade is rotatably arranged in the box body, the output end of the second motor extends into the box body and is fixedly connected with the second propeller blade, the utility model can prevent asphalt concrete from solidifying, the screening efficiency of the filter screen is improved.

Description

Screening plant is used in production of fine grain formula asphalt concrete

Technical Field

The utility model belongs to the technical field of highway engineering equipment, specifically speaking relates to a screening plant is used in production of fine grain formula 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. The asphalt binder improves the capability of the paving aggregate to resist damage of driving and natural factors to the pavement, and enables the pavement to be smooth, less in dust, impermeable and durable. Accordingly, asphalt pavement is one of the most widely used high-grade pavements in road construction.

The production raw materials of the asphalt concrete comprise gravel, asphalt, stone powder and various additives, and in the production and preparation processes of the asphalt concrete, the gravel with different particle sizes needs to be separated, and at this time, a vibration screening machine needs to be used, but the existing vibration screening machine has the opportunity that the asphalt concrete is accumulated on a filter screen along with the increase of the operation time, so that the screening efficiency is reduced along with the increase of the operation time.

SUMMERY OF THE UTILITY MODEL

Let asphalt concrete pile up on the filter screen along with the increase of operating duration to current vibration screening chance, lead to the problem that screening efficiency descends along with operating duration increase, the utility model provides a screening plant is used in fine grain formula asphalt concrete production.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides a screening plant is used in production of fine grain formula asphalt concrete, the power distribution box comprises a box body, the top fixed mounting of box has into the hopper, the side of box is equipped with the discharge gate, the top fixed mounting of box has first rotation motor, the output of first rotation motor stretches into in the box, the output bottom fixed mounting of first rotation motor has first propeller blade, install the filter screen in the box, the side fixed mounting of box has shock dynamo and second motor, shock dynamo's output stretches into in the box and with filter screen fixed connection, the second propeller blade is installed to the box internal rotation, the output of second motor stretches into in the box and with second propeller blade fixed connection, the bottom of second propeller blade is located the top of discharge gate.

In order to heat the asphalt concrete, preferably, a heating fan is fixedly mounted at the top end of the box body, and the output end of the heating fan extends into the box body.

In order to clean the inside of the cabinet, it is preferable that a swing door is rotatably installed on the cabinet.

In order to observe the screening condition in the box body, a transparent window is fixedly arranged on the rotating door.

In order to perform the preliminary screening when the asphalt concrete is conveyed, it is preferable that the first propeller blade is provided with a filtering hole.

In order to prevent the vibration motor from driving the box body to vibrate to enable the box body to move, preferably, the base of the box body is fixedly provided with damping support legs.

In order to collect the asphalt concrete after screening, preferably, a storage barrel is placed below the discharge port, and a notch of the storage barrel is located right below the upper discharge port.

Compared with the prior art, the utility model provides a fine grain formula screening plant for asphalt concrete production, the utility model discloses possess following beneficial effect:

the device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses a shock dynamo drives the filter screen vibrations to this sieves asphalt concrete, upwards transports the asphalt concrete that falls through first propeller blade, and the motion of asphalt concrete in the drive box prevents the asphalt concrete solidification, increases the area of contact of asphalt concrete and filter screen simultaneously, improves the screening efficiency of filter screen, heats inside asphalt concrete by heating blower, further prevents the asphalt concrete solidification, further improves screening efficiency.

Drawings

Fig. 1 is a schematic perspective view of a fine-grained type screening device for asphalt concrete production according to the present invention;

FIG. 2 is a schematic view of the internal structure of a fine-grained type screening device for asphalt concrete production according to the present invention;

fig. 3 is the internal structure schematic diagram of a in fig. 2 of a fine particle type screening device for asphalt concrete production provided by the utility model.

In the figure: 1. a box body; 101. a discharge port; 2. a first rotating electric machine; 3. feeding into a hopper; 4. a heating fan; 5. a first propeller blade; 6. vibrating a motor; 7. a filter screen; 8. a second motor; 9. a second propeller blade; 10. a storage barrel; 11. a rotating door; 12. a transparent window; 13. shock absorption support legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-2, a fine particle type screening device for asphalt concrete production comprises a box body 1, a feeding hopper 3 is fixedly installed at the top end of the box body 1, a discharging port 101 is formed in the side end of the box body 1, a first rotating motor 2 is fixedly installed at the top end of the box body 1, the output end of the first rotating motor 2 extends into the box body 1, a first propeller blade 5 is fixedly installed at the bottom end of the output end of the first rotating motor 2, a filter screen 7 is installed in the box body 1, a vibrating motor 6 and a second motor 8 are fixedly installed at the side end of the box body 1, the output end of the vibrating motor 6 extends into the box body 1 and is fixedly connected with the filter screen 7, a second propeller blade 9 is installed in the box body 1 in a rotating mode, the output end of the second motor 8 extends into the box body 1 and is fixedly connected with the second propeller blade 9, and the bottom end of the second propeller blade 9 is located above the discharging port 101.

The top end of the box body 1 is fixedly provided with a heating fan 4, and the output end of the heating fan 4 extends into the box body 1.

Rotating on the box 1 and installing rotating door 11, rotating door 11 goes up fixed mounting has transparent window 12, observes the inside of box 1 through transparent window 12, rotates and opens rotating door 11, can clear up the bold asphalt concrete that the screening flows down.

The first propeller blade 5 is provided with a filter hole, and when the first propeller blade 5 upwards conveys the asphalt concrete, the fine asphalt concrete can fall from the filter hole to be primarily screened.

The base fixed mounting of box 1 has shock attenuation stabilizer blade 13, and shock dynamo 6 can let box 1 also slight vibrations when the operation, prevents through shock attenuation stabilizer blade 13 that box 1 from leading to box 1 to take place the displacement because slight vibrations.

Storage vat 10 has been placed to the below of discharge gate 101, and the notch of storage vat 10 is located the top discharge gate 101 under, and the fine grain asphalt concrete after the screening is discharged from discharge gate 101, is collected by storage vat 10.

The utility model is applied to the technical field of highway engineering equipment, asphalt concrete is poured into a box body 1 from a feeding hopper 3, a first rotating motor 2 and a vibrating motor 6 are started, the vibrating motor 6 drives a filter screen 7 to vibrate, the filter screen 7 screens the asphalt concrete through vibration, the first rotating motor 2 drives a first propeller blade 5 to rotate, the first propeller blade 5 conveys the asphalt concrete, the asphalt concrete falls from the feeding hopper 3 and is conveyed upwards by the first propeller blade 5, with this interior asphalt concrete motion of drive box 1, improve asphalt concrete and filter screen 7's area of contact, increase screening efficiency, on the asphalt concrete after the screening fell second propeller blade 9, start second motor 8, let second propeller blade 9 carry asphalt concrete to discharge gate 101, collect fine grain asphalt concrete by storage vat 10.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a screening plant is used in production of fine grain formula asphalt concrete, includes box (1), the top fixed mounting of box (1) has into hopper (3), the side of box (1) is equipped with discharge gate (101), its characterized in that, the top fixed mounting of box (1) has first rotation motor (2), the output of first rotation motor (2) stretches into in box (1), the output bottom fixed mounting of first rotation motor (2) has first propeller blade (5), install filter screen (7) in box (1), the side fixed mounting of box (1) has shock dynamo (6) and second motor (8), the output of shock dynamo (6) stretch into in box (1) and with filter screen (7) fixed connection, second propeller blade (9) are installed to the internal rotation of box (1), the output end of the second motor (8) extends into the box body (1) and is fixedly connected with the second propeller blade (9), and the bottom end of the second propeller blade (9) is positioned above the discharge hole (101).

2. A screening device for fine grain asphalt concrete production according to claim 1, wherein a heating fan (4) is fixedly installed at the top end of the box body (1), and the output end of the heating fan (4) extends into the box body (1).

3. A screening apparatus for fine grained asphalt concrete production according to claim 1, wherein a rotary door (11) is rotatably mounted on the box body (1).

4. A screening apparatus for fine grained asphalt concrete production according to claim 3, wherein a transparent window (12) is fixedly mounted on the revolving door (11).

5. A screening apparatus for fine grained asphalt concrete production according to claim 1, wherein the first propeller blade (5) is provided with filter holes.

6. A screening apparatus for fine grained asphalt concrete production according to claim 1, wherein shock absorbing legs (13) are fixedly mounted to the base of the box (1).

7. A screening device for fine-grained asphalt concrete production according to claim 1, wherein a storage barrel (10) is placed below the discharge port (101), and the notch of the storage barrel (10) is located right below the upper discharge port (101).