CN219808207U

CN219808207U - Automatic spreading structure of broken stone of dump truck

Info

Publication number: CN219808207U
Application number: CN202321128434.0U
Authority: CN
Inventors: 邓大先; 周先念; 祝长春; 赵继文; 姜赫
Original assignee: China Communications Road And Bridge Construction Co ltd Overseas Branch; Road and Bridge International Co Ltd
Current assignee: China Communications Road And Bridge Construction Co ltd Overseas Branch; Road and Bridge International Co Ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-10-10
Anticipated expiration: 2033-05-11

Abstract

The utility model discloses an automatic broken stone spreading structure of a dump truck, and relates to the technical field of dump trucks. An automatic spreading structure of dumper crushed stones, comprising: the vehicle hopper and the fixing plate are fixedly connected to the vehicle hopper; the first roller and the second roller are both rotated to be connected to the fixed plate; the lifting gate is connected to the fixed plate in a sliding manner; the stirring rod is rotationally connected to the fixed plate; the carriage is rotatably connected to the bottom of the car hopper; the connecting plate is fixedly connected to the fixing plate; the first gear is connected with the second roller in a meshed manner, and the second gear is fixedly connected with one end of the stirring rod, which is arranged outside the fixed plate; the utility model has simple structure, can be refitted by engineering vehicles, saves funds, has good coarse aggregate spreading effect and high working efficiency.

Description

Automatic spreading structure of broken stone of dump truck

Technical Field

The utility model belongs to the technical field of dumpers, and particularly relates to an automatic broken stone spreading structure of a dumper.

Background

During road construction, emulsified asphalt is paved on a road, and after the emulsified asphalt is paved, a layer of broken stone is scattered on the emulsified asphalt, so that the quality of a pavement sealing layer is improved and improved, and the emulsified asphalt is increasingly used in pavement construction and maintenance.

The large-scale synchronous stone spreading vehicle on the market is high in price, small-scale engineering is difficult to bear, stone spreading is realized by refitting engineering vehicles such as a muck vehicle and the like in multiple sites at present, a baffle is additionally arranged at a hopper of the engineering vehicle such as the muck vehicle and the like, a liftable gate is arranged below the baffle, a roller is arranged below the gate, a gap is arranged between the roller and the liftable gate, when stone is spread, the hopper is lifted, the stone is spread out from the gap between the roller and the liftable gate by rotating the roller, but when the stone is spread, the gate and the roller are blocked easily, so that the construction process is influenced.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing an automatic broken stone spreading structure of a dump truck, which can overcome the problems or at least partially solve the problems.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: an automatic spreading structure of dumper crushed stones, comprising: the vehicle hopper and the fixing plate are fixedly connected to the vehicle hopper; the first roller and the second roller are both rotated to be connected to the fixed plate; the lifting gate is connected to the fixed plate in a sliding manner; the stirring rod is rotationally connected to the fixed plate; the carriage is rotatably connected to the bottom of the car hopper; the connecting plate is fixedly connected to the fixing plate; the one end fixedly connected with first gear outside the fixed plate is arranged in to the second roller bearing, the meshing is connected with the second gear on the first gear, second gear fixed connection is arranged in the one end outside the fixed plate at the puddler.

Preferably, a baffle is arranged on the hopper.

Further, fixed blocks are fixedly connected to the baffle plates, and threaded rods are rotationally connected to the fixed blocks.

Further, a threaded block is fixedly connected to the lifting gate, and the threaded rod is connected with the threaded block in a threaded mode.

Preferably, a driving part is arranged at the bottom of the fixed plate, a first belt wheel is rotationally connected to the fixed plate, and the first belt wheel is fixedly connected to the output end of the driving part.

Further, a second belt wheel and a third belt wheel are respectively arranged on the second rolling shaft.

Further, the second pulley is connected with the first pulley through a first belt.

Preferably, one end of the first roller, which is arranged outside the fixed plate, is fixedly connected with a fourth belt wheel, and the third belt wheel is connected with the fourth belt wheel through a second belt.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects:

1. this automatic spreading structure of tipper rubble, simple structure drives the second gear through first gear and rotates to the drive puddler stirs the coarse aggregate of accumulation at fixed plate position, has avoided coarse aggregate to block up the export of fixed plate, thereby has improved the spreading efficiency of coarse aggregate.

2. This automatic spreading structure of tipper rubble through first roller and second roller cooperation, has realized spreading of coarse aggregate, can also break the coarse aggregate of great granule, has improved the spreading effect of coarse aggregate.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

fig. 1 is a schematic structural view of an automatic broken stone spreading structure of a dump truck according to the present utility model;

fig. 2 is a schematic structural diagram II of an automatic broken stone spreading structure of the dump truck;

FIG. 3 is a side view of an automatic broken stone spreading structure of the dump truck according to the present utility model;

FIG. 4 is a top view of an automatic broken stone spreading structure of a dump truck according to the present utility model;

FIG. 5 is a schematic diagram of the structure of the automatic spreading structure of the dumper crushed stone in the enlarged part A in FIG. 1;

fig. 6 is a cross-sectional view of an automatic broken stone spreading structure of a dump truck according to the present utility model.

In the figure: 1. a hopper; 2. a baffle; 3. a fixing plate; 4. a first roller; 5. a second roller; 6. a connecting plate; 7. a carriage; 8. a lifting gate; 9. a threaded rod; 10. a fixed block; 11. a screw block; 12. a driving section; 13. a stirring rod; 14. a first pulley; 15. a second pulley; 16. a first belt; 17. a third pulley; 18. a fourth pulley; 19. a second belt; 20. a first gear; 21. and a second gear.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

Example 1:

referring to fig. 1 to 6, an automatic spreading structure of crushed stone of a dump truck includes: the vehicle hopper 1 and the fixed plate 3, the fixed plate 3 is fixedly connected to the vehicle hopper 1; the first roller 4 and the second roller 5 are both rotated to be connected to the fixed plate 3; the lifting gate 8 is connected to the fixed plate 3 in a sliding manner; a stirring rod 13 rotatably connected to the fixed plate 3; the carriage 7 is rotatably connected to the bottom of the car hopper 1; the connecting plate 6 is fixedly connected to the fixed plate 3; one end of the second rolling shaft 5 arranged outside the fixed plate 3 is fixedly connected with a first gear 20, the first gear 20 is connected with a second gear 21 in a meshed manner, and the second gear 21 is fixedly connected with one end of the stirring rod 13 arranged outside the fixed plate 3.

In the utility model, when in use, a user loads coarse aggregate into the hopper 1 and then lifts the hopper 1, so that the discharging is facilitated;

the first rolling shaft 4 and the second rolling shaft 5 are driven to rotate, so that coarse aggregates are scattered on emulsified asphalt through the first rolling shaft 4 and the second rolling shaft 5, and meanwhile, the first rolling shaft 4 and the second rolling shaft 5 can further crush coarse aggregates with larger particles, so that the paving effect is improved;

the spreading amount of coarse aggregate can be controlled by adjusting the position of the lifting gate 8, the lifting gate 8 is opposite to the first roller 4 and the second roller 5, a discharge chamber is formed between the lifting gate 8 and the first roller 4 and the second roller 5, when the lifting gate 8 is completely closed, the lifting gate 8 just seals the hopper 1 with the second roller 5, the coarse aggregate cannot flow out, the height of the lifting gate 8 is increased, the gap between the bottom of the lifting gate 8 and the second roller 5 is increased, and therefore more coarse aggregate can be conveyed into the discharge chamber formed between the lifting gate 8 and the first roller 4 and the second roller 5, and the spreading amount is increased;

a gap is reserved between the first roller 4 and the second roller 5, coarse aggregates flow out, the connecting plate 6 is aligned with the gap, the flowing coarse aggregates are blocked, the coarse aggregates are prevented from being directly ejected out due to excessive initial speed, and the coarse aggregates can uniformly fall on emulsified asphalt through the blocking of the connecting plate 6, so that the paving effect is good;

the second roller 5 drives the first gear 20 to rotate, and the first gear 20 drives the second gear 21 to rotate, so that the stirring rod 13 is driven to rotate, and coarse aggregate is prevented from being blocked at the fixed plate 3;

the carriage 7 can prevent coarse aggregate from splashing to the chassis, so that the coarse aggregate is prevented from damaging the vehicle, and meanwhile, the area to be scattered can be smoothed, and the spreading effect is improved.

Example 2:

referring to fig. 1 to 6, an automatic spreading structure for crushed stones of a dump truck is substantially the same as that of embodiment 1, and further: a baffle plate 2 is arranged on the hopper 1; a fixed block 10 is fixedly connected to the baffle 2, and a threaded rod 9 is rotatably connected in the fixed block 10; the lifting gate 8 is fixedly connected with a thread block 11, and the threaded rod 9 is in threaded connection with the thread block 11; the bottom of the fixed plate 3 is provided with a driving part 12, the fixed plate 3 is rotationally connected with a first belt pulley 14, and the first belt pulley 14 is fixedly connected with the output end of the driving part 12; the second rolling shaft 5 is respectively provided with a second belt pulley 15 and a third belt pulley 17; the second pulley 15 is connected to the first pulley 14 by a first belt 16; one end of the first roller 4, which is arranged outside the fixed plate 3, is fixedly connected with a fourth belt wheel 18, and the third belt wheel 17 is connected with the fourth belt wheel 18 through a second belt 19.

In the utility model, the carriage 7 is rotationally connected to the bottom of the car hopper 1, after construction is finished, in order to avoid damage caused by the carriage 7 touching a raised object on a road surface in the transfer process of the carriage 7, the carriage 7 is tied on the car hopper 1 by using an iron chain or a rope, a hook can be arranged on the car hopper 1 for convenient operation, and a fixing ring is arranged on the carriage 7;

the driving part 12 is internally provided with a power source which is a servo motor, the driving part 12 drives the first belt pulley 14 to rotate, the first belt pulley 14 drives the second belt pulley 15 to rotate through the first belt 16, the second belt pulley 15 drives the second roller 5 to rotate, the second roller 5 further drives the third belt pulley 17 to rotate, and the third belt pulley 17 drives the first roller 4 to rotate through the second belt 19f, so that coarse aggregate is scattered on emulsified asphalt through the first roller 4 and the second roller 5, and meanwhile, the first roller 4 and the second roller 5 can further crush coarse aggregate with larger particles, so that the laying effect is improved;

the threaded rod 9 is rotated by the motor, and the threaded rod 9 is in threaded connection with the threaded block 11, so that the lifting gate 8 can be adjusted to lift, and a constructor can freely control the spreading amount of coarse aggregate;

in order to save funds, the engineering vehicle can be refitted, the baffle plate 2 and the fixed plate 3 are arranged on the car hopper 1, and then the first rolling shaft 4 and the second rolling shaft 5 are sequentially arranged.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way, although the present utility model has been described in the preferred embodiments, and is not limited thereto.

Claims

1. An automatic spreading structure of rubble of a dumper, which is characterized by comprising:

the device comprises a hopper (1) and a fixing plate (3), wherein the fixing plate (3) is fixedly connected to the hopper (1);

the first roller (4) and the second roller (5) are both rotated to be connected to the fixed plate (3);

the lifting gate (8) is connected to the fixed plate (3) in a sliding manner;

the stirring rod (13) is rotationally connected to the fixed plate (3);

the carriage (7) is rotationally connected to the bottom of the car hopper (1);

the connecting plate (6) is fixedly connected to the fixed plate (3);

one end of the second rolling shaft (5) arranged outside the fixed plate (3) is fixedly connected with a first gear (20), the first gear (20) is connected with a second gear (21) in a meshed mode, and the second gear (21) is fixedly connected with one end of the stirring rod (13) arranged outside the fixed plate (3).

2. The automatic broken stone spreading structure of the dump truck according to claim 1, wherein a baffle plate (2) is arranged on the truck hopper (1).

3. The automatic broken stone spreading structure of the dump truck according to claim 2, wherein a fixed block (10) is fixedly connected to the baffle plate (2), and a threaded rod (9) is rotatably connected to the fixed block (10).

4. The automatic broken stone spreading structure of the dump truck according to claim 3, wherein a threaded block (11) is fixedly connected to the lifting gate (8), and the threaded rod (9) is in threaded connection with the threaded block (11).

5. The automatic broken stone spreading structure of the dump truck according to claim 1, wherein a driving part (12) is arranged at the bottom of the fixed plate (3), a first belt wheel (14) is rotatably connected to the fixed plate (3), and the first belt wheel (14) is fixedly connected to the output end of the driving part (12).

6. The automatic broken stone spreading structure of the dump truck according to claim 5, wherein the second rolling shaft (5) is respectively provided with a second belt wheel (15) and a third belt wheel (17).

7. The automatic spreading structure of crushed stone for a dump truck according to claim 6, characterized in that the second pulley (15) is connected to the first pulley (14) by a first belt (16).

8. The automatic broken stone spreading structure of the dump truck according to claim 6, wherein one end of the first rolling shaft (4) arranged outside the fixed plate (3) is fixedly connected with a fourth belt wheel (18), and the third belt wheel (17) is connected with the fourth belt wheel (18) through a second belt (19).