CN217945275U - Carrier based on building site uses - Google Patents

Abstract

The utility model discloses a transport vehicle used on a construction site, which belongs to the technical field of transport vehicles and comprises a base on which a vehicle bucket is installed. A pair of connecting seats are arranged on the top of the base near the front side. On the connecting seat, the top of the base is provided with a tilting drive mechanism for driving the tilting and unloading of the bucket. The front side of the bucket is provided with a front cover, and the top of the front cover is connected with a first rotating shaft, and the front cover passes through the first rotating shaft. Rotationally connected to the bucket, both sides of the bottom of the front cover are provided with fixing rods, and the front end of the base is provided with a locking mechanism under the front cover, and the locking mechanism locks the front cover through two fixing rods, The bottom of the base is equipped with front wheels and rear wheels respectively; the truck as a whole is driven by electricity to realize automatic walking, automatic door opening and automatic dumping functions, which saves manpower, reduces labor intensity, and greatly improves the transportation efficiency of the truck .

Description

A transport vehicle based on a construction site

technical field

The utility model relates to the technical field of transport vehicles, in particular to a transport vehicle used on construction sites.

Background technique

To transfer raw materials and construction waste on the construction site, a dump truck is required. This type of dump truck has the advantages of simple structure and easy use, but it needs to be pushed by manpower when it is used, which is laborious. At the same time, in order to completely unload the materials in the car, it is necessary to lift one side of the dump truck and turn it at a certain angle, which makes the truck more labor-intensive and less efficient in transportation, which needs to be improved.

Utility model content

The utility model proposes a truck used on a construction site, which solves the need for manpower to push the dump truck when it is used, which is relatively laborious, and when unloading, in order to completely unload the materials in the truck, it is necessary to move the dump truck. One side is lifted and rotated at a certain angle, which makes the use of the truck more labor-intensive and lower in transportation efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a transport vehicle used on construction sites, including a base, a vehicle bucket is installed on the base, and a pair of connecting seats are provided on the top of the base near the front side. The vehicle bucket is rotatably mounted on a pair of connecting seats, the top of the base is provided with a tilting drive mechanism for driving the vehicle bucket to tilt and unload, the front side of the vehicle bucket is provided with a front cover, and the front cover The top end of the base is connected with a first rotating shaft, and the front cover is connected to the bucket through the first rotating shaft. Both sides of the bottom of the front cover are provided with fixing rods, and the front end of the base is provided with a The locking mechanism below, and the locking mechanism locks the front cover through two fixed rods, the bottom of the base is respectively provided with the front wheel and the rear wheel, and the bottom of the base is provided with a wheel for driving the rear wheel to rotate The rear wheel drive mechanism, the top of the base is provided with a battery box, the side of the base away from the front cover is provided with a rear mount, the rear mount is provided with a push handle, and the rear mount is also provided with There is a pull rod.

The truck drives the whole device to walk through the rear wheel drive device. It does not need to be manually pushed during transfer, and there is a front cover at the front end of the bucket. When it is necessary to unload, you only need to open the front cover and work through the tilting drive mechanism. , the entire vehicle body can be slowly tilted to a certain angle, and the materials in the vehicle body will be poured out automatically due to the action of gravity, without manual external force. Improve the transportation efficiency of the truck.

Preferably, the tilting drive mechanism includes a lifting frame fixed on the top of the base and located at the rear side of the car body, a pair of guide rods are provided on the lifting frame, and a U-shaped lifting frame is slidably connected to the pair of guide rods , the lifting frame is provided with a vertical screw rod, the lifting motor for driving the screw rod is installed on the lifting frame, the lifting frame is threaded on the screw rod, and the bottom of the base is slidingly connected with a For the sliding seats, a second rotating shaft is rotatably connected between a pair of the sliding seats, and the lifting frame is fixedly connected with the second rotating shaft.

With the above scheme, when it is necessary to unload the bucket, by starting the lifting motor, the lifting motor drives the screw rod on the lifting frame to rotate, and the lifting frame threaded on the screw rod is driven to move upward slowly, and the lifting frame moves upwards. While moving, the second rotating shaft at the front end of the lifting frame will rotate on the two sliding seats. Due to the height change of the lifting frame, the car body is slowly jacked up and rotates and tilts on the two connecting seats. At this time, the two sliding seats Relative sliding occurs at the bottom of the bucket until the bucket is tilted to a certain angle and stops, and the materials in the bucket are automatically poured out due to the action of gravity, realizing automatic dumping operations.

Preferably, the locking mechanism includes a mounting seat fixed at the middle position of the front end of the base, a vertical locking cylinder is installed on the mounting seat, and a U-shaped movable frame is connected to the piston rod end of the locking cylinder, Both ends of the movable frame are connected with wedge-shaped locking blocks abutting against corresponding fixed rods.

With the above scheme, when the truck is transporting, the front cover is in the closed state at this time, and the two wedge-shaped locking blocks on the movable frame are tightly pressed against the fixed rods on both sides, so that the front cover is tightly covered. The front end of the bucket prevents the material in the bucket from leaking out. When the material needs to be unloaded, the locking cylinder drives the movable frame to drive the two wedge-shaped locking blocks to move downward. When the wedge-shaped locking block breaks away from the fixed rod, the entire front cover The position-limiting effect is lost, and the front cover can rotate freely through the first rotating shaft at this time, and then when the vehicle bucket is tilted and unloaded, the material in the vehicle bucket can be poured out smoothly.

As a preference, the rear wheel drive mechanism includes a motor frame fixedly installed at the bottom of the base, a drive motor is installed on the motor frame, the output shaft of the drive motor is connected with a driving gear, and the middle position of the wheel shaft of the rear wheel is set There is a driven gear, and a transmission chain is sleeved between the driving gear and the driven gear.

With the above scheme, when the whole truck is moving, the staff can hold the direction by pushing the handle, drive the motor to drive the driving gear to rotate, and the driving gear drives the driven gear to rotate through the transmission chain, and then the entire rear wheel rotates to realize the entire transportation. The electric running of the car.

Preferably, a pair of sliding rails are provided on both sides of the bottom of the base, and the sliding seats are respectively slidably mounted on corresponding sliding rails.

With the above solution, when the tilting drive mechanism is working, the two sliding seats slide on the slide rails, which can ensure the movement of the bottom of the stable base of the sliding seats, and improve the stability of the tilting bucket when discharging.

Preferably, a pair of fixed plates are fixed on the front end of the base, a pair of vertical bars are fixed on the movable frame, and the fixed plates are respectively sleeved on corresponding vertical bars.

With the above scheme, when the locking cylinder drives the movable frame to move up and down, a pair of vertical rods on the movable frame slide on the two fixed plates, and the vertical rods are guided by the fixed plates, thereby ensuring that the entire movable frame is driven up and down. stability.

Preferably, a rear support plate is fixed on the side of the top of the base away from the front cover plate, and the rear support plate abuts against the bottom of the bucket.

With the above scheme, the entire vehicle body is supported by the rear support plate to ensure that the vehicle body is in a horizontal state during normal use, and can prevent the entire tilting drive mechanism from being stressed, protect the entire tilting drive mechanism, and increase its service life.

The beneficial effects of the utility model:

The truck drives the whole device to walk through the drive motor, and there is no need for manual push during transfer, and there is a front cover at the front end of the bucket. When it is necessary to unload, you only need to open the front cover and start the lifting motor. Slowly tilt the entire vehicle body to a certain angle, and the materials in the vehicle body will be poured out automatically due to the action of gravity, without manual external force. The entire transport vehicle is controlled by electric motors, which is more convenient and labor-saving to use, reduces labor intensity, and greatly improves the handling capacity. vehicle transport efficiency.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the structural representation of rear wheel driving mechanism and locking mechanism of the utility model;

Fig. 3 is a structural schematic diagram of the utility model tilting drive mechanism;

Fig. 4 is a side sectional view of the utility model.

In the figure: 1, base; 2, car bucket; 3, connecting seat; 4, tilting drive mechanism; 41, lifting frame; 42, screw rod; 43, lifting motor; 44, guide rod; 45, lifting frame; 46, 47, sliding seat; 5, front cover plate; 6, first rotating shaft; 7, fixed rod; 8, locking mechanism; 81, mounting seat; 82, locking cylinder; 83, movable frame; 84, Wedge locking block; 85, fixed plate; 86, vertical bar; 9, front wheel; 10, rear wheel; 11, rear fixed frame; 12, push handle; 13, pull rod; 14, battery box; 15, rear wheel drive Mechanism; 151, motor frame; 152, driving motor; 153, driving gear; 154, driven gear; 155, transmission chain; 16, slide rail; 17, rear support plate.

detailed description

Example

Referring to Figures 1-4, the utility model provides a transport vehicle based on a construction site, which includes a base 1 on which a vehicle bucket 2 is installed, and a pair of connecting seats 3 and a vehicle bucket 2 are provided on the top of the base 1 near the front side. Rotationally installed on a pair of connecting bases 3, the top of the base 1 is provided with a tilting drive mechanism 4 for driving the tilting and unloading of the bucket 2, the front side of the bucket 2 is provided with a front cover 5, and the top of the front cover 5 is connected There is a first rotating shaft 6, and the front cover 5 is connected to the vehicle bucket 2 through the rotation of the first rotating shaft 6. Both sides of the bottom of the front cover 5 are provided with fixed rods 7, and the front end of the base 1 is provided with a locking mechanism 8, and the locking mechanism 8 locks the front cover 5 through two fixed rods 7, the bottom of the base 1 is respectively provided with the front wheel 9 and the rear wheel 10, and the bottom of the base 1 is provided with the rear wheel 10 for driving The rotating rear wheel drive mechanism 15, the top of the base 1 is provided with a battery box 14, the side of the base 1 away from the front cover 5 is provided with a rear mount 11, the rear mount 11 is provided with a push handle 12, and the rear mount 11 Also be provided with pull bar 13 on.

The tilting drive mechanism 4 includes a lifting frame 41 fixed on the top of the base 1 and positioned at the rear side of the bucket 2. The lifting frame 41 is provided with a pair of guide rods 44, and a U-shaped lifting frame 45 is slidably connected to the pair of guide rods 44. Lifting frame 41 is provided with vertical screw mandrel 42, and lifting motor 43 for driving screw mandrel 42 is installed on lifting frame 45, and lifting frame 41 is screwed on the screw mandrel 42, and the bottom both sides of base 1 is slidingly connected with a pair of The sliding seat 47 is rotatably connected to the second rotating shaft 46 between the pair of sliding seats 47 , and the lifting frame 45 is fixedly connected to the second rotating shaft 46 .

In this embodiment, when the bucket 2 needs to be unloaded, by starting the lifting motor 43, the lifting motor 43 drives the screw rod 42 on the lifting frame 41 to rotate, and the lifting frame 45 threaded on the screw rod 42 is driven. Slowly move upwards, while the lifting frame 45 moves upwards, the second rotating shaft 46 at the front end of the lifting frame 45 will rotate on the two sliding seats 47. Due to the height change of the lifting frame 45, the car bucket 2 is slowly jacked up The two connecting seats 3 are rotated and tilted. At this time, the two sliding seats 47 slide relative to each other at the bottom of the vehicle bucket 2 until the vehicle bucket 2 is tilted to a certain angle and stop. The materials in the vehicle bucket 2 are automatically poured out due to the action of gravity. Realize automatic dumping operation.

Locking mechanism 8 comprises the mounting seat 81 that is fixed on the middle position of base 1 front end, and vertical locking cylinder 82 is installed on mounting seat 81, and the piston rod end of locking cylinder 82 is connected with U-shaped movable frame 83, and movable frame Both ends of the 83 are connected with wedge-shaped locking blocks 84 abutting against the corresponding fixed rod 7 .

In this embodiment, when the truck is transporting, the front cover 5 is in the closed state at this time, and the two wedge-shaped locking blocks 84 on the movable frame 83 are tightly pressed against the fixed rods 7 on both sides, so that the front cover The plate 5 tightly covers the front end of the vehicle bucket 2 to prevent the material in the vehicle bucket 2 from leaking out. When the material needs to be unloaded, the locking cylinder 82 drives the movable frame 83 to drive the two wedge-shaped locking blocks 84 to move downward. When the wedge-shaped lock After the tight block 84 breaks away from the fixed rod 7, the entire front cover 5 loses its position-limiting effect. At this time, the front cover 5 can rotate freely through the first rotating shaft 6, and then when the car bucket 2 is tilted and unloaded, the material in the car bucket 2 can be poured out smoothly.

The rear wheel driving mechanism 15 includes a motor frame 151 fixedly mounted on the bottom of the base 1. A drive motor 152 is installed on the motor frame 151. The output shaft of the drive motor 152 is connected with a driving gear 153. The middle position of the wheel shaft of the rear wheel 10 is provided with a driven A transmission chain 155 is sleeved between the gear 154 , the driving gear 153 and the driven gear 154 .

In this embodiment, when the whole truck is walking, the staff can hold the direction by hand pushing the handle 12, the driving motor 152 drives the driving gear 153 to rotate, and the driving gear 153 drives the driven gear 154 to rotate through the transmission chain 155, and then makes the whole The rear wheel 10 rotates to realize the electric walking of the whole truck.

A pair of sliding rails 16 are provided on both sides of the bottom of the base 1 , and the sliding seats 47 are respectively slidably mounted on the corresponding sliding rails 16 .

In this embodiment, when the tilting drive mechanism 4 works, the two sliding seats 47 slide on the slide rail 16, which can ensure that the sliding seats 47 are stable at the bottom of the base 1, and improve the stability of the tilting bucket 2 when unloading.

A pair of fixed plates 85 are fixed on the front end of the base 1 , a pair of vertical rods 86 are fixed on the movable frame 83 , and the fixed plates 85 are respectively sleeved on the corresponding vertical rods 86 .

In this embodiment, when the locking cylinder 82 drives the movable frame 83 to move up and down, a pair of vertical rods 86 on the movable frame 83 slide on the two fixed plates 85, and the vertical rods 86 are guided by the fixed plates 85, thereby ensuring Stability when whole movable frame 83 is driven up and down.

A rear support plate 17 is fixed on the top of the base 1 away from the front cover 5 , and the rear support plate 17 is against the bottom of the bucket 2 .

In this embodiment, the entire vehicle bucket 2 is supported by the rear support plate 17 to ensure that the vehicle bucket 2 is in a horizontal state during normal use, and can prevent the entire tilting drive mechanism 4 from being stressed, protect the entire tilting drive mechanism 4, and improve its service life.

Working principle: When the truck is in use, put the material into the bucket 2. When the truck needs to be moved and transported, the staff can hold the direction by hand pushing the handle 12, or by pulling the pull rod 13 to control the direction. The motor 152 drives the driving gear 153 to rotate, and the driving gear 153 drives the driven gear 154 to rotate through the transmission chain 155, and then the entire rear wheel 10 is rotated to realize the electric running of the entire truck. During the transportation of the truck, the front cover 5 is always In the closed state, at this time, the two wedge-shaped locking blocks 84 on the movable frame 83 are tightly pressed against the fixed rods 7 on both sides, so that the front cover 5 is tightly covered on the front end of the vehicle bucket 2 to prevent the vehicle bucket 2 from When the materials need to be unloaded, the locking cylinder 82 drives the movable frame 83 to drive the two wedge-shaped locking blocks 84 to move downward. When the wedge-shaped locking blocks 84 are separated from the fixed rod 7, the entire front cover 5 loses its position. Function, now the front cover 5 can freely rotate through the first rotating shaft 6, then start the lifting motor 43, the lifting motor 43 drives the screw rod 42 on the lifting frame 41 to rotate, and the lifting frame 45 threaded on the screw rod 42 is driven Slowly move upwards, while the lifting frame 45 moves upwards, the second rotating shaft 46 at the front end of the lifting frame 45 will rotate on the two sliding seats 47. Due to the height change of the lifting frame 45, the car bucket 2 is slowly jacked up The two connecting seats 3 are rotated and tilted. At this time, the two sliding seats 47 slide relative to each other at the bottom of the vehicle bucket 2 until the vehicle bucket 2 is tilted to a certain angle and stop. The materials in the vehicle bucket 2 are automatically poured out due to the action of gravity. Realize automatic dumping operation.

Claims (7)

1. The carrier used on the basis of the construction site is characterized by comprising a base (1), a hopper (2) is mounted on the base (1), a pair of connecting seats (3) is arranged at the position, close to the front side, of the top of the base (1), the hopper (2) is rotatably mounted on the pair of connecting seats (3), an inclined driving mechanism (4) used for driving the hopper (2) to incline and pour materials is arranged at the top of the base (1), a front cover plate (5) is arranged at the front side of the hopper (2), a first rotating shaft (6) is connected to the top end of the front cover plate (5), the front cover plate (5) is rotatably connected onto the hopper (2) through the first rotating shaft (6), fixing rods (7) are arranged on two sides of the bottom of the front cover plate (5), a locking mechanism (8) positioned below the front cover plate (5) is arranged at the front end of the base (1), the locking mechanism (8) locks the front cover plate (5) through the two fixing rods (7), front wheel (9) and a rear wheel (10) are arranged at the bottom of the base (1), a rear wheel driving mechanism (14) used for driving the rear wheel (10) is arranged at one side of the base (1), and a rear wheel driving mechanism (14) is arranged at the top of the rear wheel (10) and a rear wheel (11) used for driving mechanism (1), the rear fixing frame (11) is provided with a push handle (12), and the rear fixing frame (11) is also provided with a pull rod (13).

2. The carrier used on the basis of the construction site as claimed in claim 1, wherein the tilting driving mechanism (4) comprises a lifting frame (41) fixed on the top of the base (1) and located at the rear side of the car hopper (2), a pair of guide rods (44) is arranged on the lifting frame (41), a U-shaped lifting frame (45) is connected on the pair of guide rods (44) in a sliding manner, a vertical screw rod (42) is arranged on the lifting frame (41), a lifting motor (43) for driving the screw rod (42) is installed on the lifting frame (45), the lifting frame (41) is connected on the screw rod (42) in a threaded manner, a pair of sliding seats (47) is connected on two sides of the bottom of the base (1) in a sliding manner, a second rotating shaft (46) is connected between the pair of sliding seats (47) in a rotating manner, and the lifting frame (45) is fixedly connected with the second rotating shaft (46).

3. The carrier used on the basis of the construction site as claimed in claim 1, wherein the locking mechanism (8) comprises a mounting seat (81) fixed at the middle position of the front end of the base (1), a vertical locking cylinder (82) is mounted on the mounting seat (81), the piston rod end of the locking cylinder (82) is connected with a U-shaped movable frame (83), and both ends of the movable frame (83) are connected with wedge-shaped locking blocks (84) which are abutted against the corresponding fixing rods (7).

4. The carrier used on the basis of the construction site is characterized in that the rear wheel driving mechanism (15) comprises a motor frame (151) fixedly arranged at the bottom of the base (1), a driving motor (152) is arranged on the motor frame (151), an output shaft of the driving motor (152) is connected with a driving gear (153), a driven gear (154) is arranged in the middle position of a wheel shaft of the rear wheel (10), and a transmission chain (155) is sleeved between the driving gear (153) and the driven gear (154).

5. The vehicle for transporting vehicles for use on a construction site according to claim 2, wherein a pair of slide rails (16) are provided on both sides of the bottom of the base (1), and the slide seats (47) are slidably mounted on the corresponding slide rails (16), respectively.

6. A truck for use in construction sites according to claim 3, characterized in that a pair of fixed plates (85) are fixed to the front end of the base (1), a pair of vertical bars (86) are fixed to the movable frame (83), and the fixed plates (85) are respectively sleeved on the corresponding vertical bars (86).

7. A vehicle for use on a construction site according to claim 1, characterized in that a rear support plate (17) is fixed to the top of the base (1) on the side remote from the front cover (5), said rear support plate (17) resting against the bottom of the hopper (2).

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