CN106394711B - A carrier device based on a center of gravity adjustment mechanism - Google Patents

Abstract

The invention discloses a carrier device based on a center of gravity adjustment mechanism, comprising a vehicle body, a lifting device, a telescopic device, a detachable fork carriage, a stepping motor, a lead screw and a lead screw slider, and crawler wheels are arranged on both sides of the vehicle body , a stepper motor is fixed in the middle of the rear of the car body. The stepper motor is connected with the lead screw. The lead screw is horizontally arranged on the car body. The detachable fork trolley is provided with a buckle, the detachable fork trolley is clamped on the lifting device through the buckle, one end of the telescopic device is hinged with the lifting device, and the other end is hinged with the lead screw slider. The invention can adjust the center of gravity of the carried goods, realize safe stair climbing and prevent overturning, and at the same time, the detachable fork carriage can flexibly transport the goods to the designated place according to the needs, which greatly saves manpower.

Description

A carrier device based on a center of gravity adjustment mechanism

technical field

The invention belongs to the technical field of transportation, and in particular relates to a carrier device based on a center of gravity adjustment mechanism.

Background technique

With the rapid development of the national economy, the handling of goods plays a very important role in logistics. The general handling assist device is only suitable for moving on the flat ground, and cannot carry goods up and down the stairs. It is understood that nearly half of China's urban residents still live in buildings with no elevators below seven floors, causing great inconvenience for residents to carry goods or move. Use the elevator to move cargo. Based on the above situation, a carrier device based on the center of gravity adjustment mechanism is designed.

SUMMARY OF THE INVENTION

According to the above deficiencies of the prior art, the technical problem to be solved by the present invention is to propose a carrier device based on the center of gravity adjustment mechanism, which can solve the problem of the traditional carrier device when climbing or going up stairs by adjusting the center of gravity of the carried goods to an appropriate position. The problem of easy overturning greatly improves the handling efficiency.

In order to solve the above technical problems, the technical solution adopted in the present invention is as follows: a carrier device based on a center of gravity adjustment mechanism includes a vehicle body, a lifting device, a telescopic device, a detachable fork carriage, a stepping motor, a lead screw and a lead screw slider , There are track wheels on both sides of the car body, and a stepper motor is fixed in the middle of the rear of the car body. There is also a lifting device on the upper surface of the car body, a buckle is arranged on the detachable fork carriage, and the detachable fork carriage is clamped on the lifting device through the buckle. One end of the telescopic device is connected with the lifting device, and the other end is connected with the lifting device. Connect with the screw slide.

In the above device, the track wheel includes a track, a driving wheel and a driven wheel. The driven wheel is provided with a spring damping device, the driven wheel is connected to the vehicle body through the spring damping device, and a pressure sensor is provided on the damping device. A sliding rail is arranged on the upper surface of the vehicle body, a sliding block is arranged on the sliding rail, and the bottom end of the lifting device is hinged on the sliding block. The inside of the vehicle body is provided with a horizontal gyroscope for detecting the inclination angle of the vehicle body in real time. The detachable fork frame trolley includes a fork frame body, a buckle, a roller and a front fork, the roller is arranged at the bottom end of the fork frame body, the bottom end of the fork frame body is also provided with a front fork, and the middle part of the fork frame body is Features a snap closure. The front fork is provided with a pressure sensor for detecting the weight of the carried cargo. The telescopic device is a hydraulic telescopic rod. The hydraulic telescopic rod includes a hydraulic cylinder barrel, a hydraulic rod and a hydraulic pump. The hydraulic rod is placed in the hydraulic cylinder barrel. The bottom of the hydraulic cylinder barrel is provided with a hinge joint, and the top of the hydraulic rod is also provided with a hinge device. The outer side of the cylinder is provided with a hydraulic pump that provides hydraulic pressure. The lifting device includes a bracket body, a moving plate, a motor and a rotating shaft. The upper end of the bracket body is provided with a motor, the motor is connected with the rotating shaft, and a steel rope is arranged on the rotating shaft. One end of the steel rope is fixed on the rotating shaft, and the other end of the steel rope is fixed on the moving plate , the buckle of the detachable fork carriage is engaged with the moving plate, the bracket body is provided with a chute, and both ends of the moving plate are arranged in the chute.

The beneficial effects of the present invention are: the present invention can carry goods in the floor, and complete the process of loading the goods, which is mainly composed of a crawler trolley, a lifting device, a telescopic device, and a detachable fork trolley. The crawler trolley can realize the function of climbing up and down stairs. The lifting device and the telescopic device can ensure that the center of gravity of the goods falls on the center of the trolley, avoiding the possibility of overturning during the transportation process. The detachable fork trolley can be buckled and separated from the carrier device. , and pull the goods to the designated position as needed. The invention greatly improves the handling efficiency, reduces the use of human resources, and reduces the logistics cost.

Description of drawings

The following is a brief description of the content expressed in the drawings of this specification and the symbols in the drawings:

1 is a structural diagram of a carrier device based on a center of gravity adjustment mechanism according to a specific embodiment of the present invention;

Fig. 2 is the vehicle body structure diagram of the specific embodiment of the present invention;

3 is a structural diagram of a lifting device according to a specific embodiment of the present invention;

4 is a structural diagram of a telescopic device according to a specific embodiment of the present invention;

5 is a structural diagram of a detachable fork carriage according to a specific embodiment of the present invention.

Among them, 1. Car body, 2. Lifting device, 3. Telescopic device, 4. Detachable fork carriage, 5. Stepper motor, 6. Lead screw, 7. Lead screw slider, 101, Crawler, 102, Active wheel, 103, driven wheel, 104, slider, 105, slide rail, 201, bracket body, 202, moving plate, 203, motor, 204, shaft, 301, hydraulic cylinder, 302, hydraulic rod, 303, hydraulic pump , 401, buckle, 402, roller, 403, front fork.

Detailed ways

Below with reference to the accompanying drawings, through the description of the embodiments, the specific implementation of the present invention, such as the shape and structure of each component involved, the mutual position and connection relationship between each part, the function and working principle of each part, and the manufacturing process and operation and use methods, etc., are described in further detail to help those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solutions of the present invention.

As shown in Figure 1, a carrier device based on the center of gravity adjustment mechanism includes a vehicle body 1, a lifting device 2, a telescopic device 3, a detachable fork carriage 4, a stepping motor 5, a lead screw 6 and a lead screw slider 7, Track wheels are provided on both sides of the car body 1, so that it has the function of climbing stairs. A stepping motor 5 is fixed in the middle of the rear of the car body 1. The stepping motor 5 is connected with the lead screw 6, and the lead screw 6 is horizontally arranged on the car body On the body 1, the lead screw 6 is provided with a lead screw slider 7, and the stepping motor 5 rotates the lead screw 6 to rotate accordingly, which can control the front and rear movement of the lead screw slider 7, and a lifting device is also provided on the upper surface of the car body 1. 2. One end of the telescopic device 3 is hinged on the lifting device 2 and the other end is hinged on the lead screw slider 7. The inclination of the lifting device 2 can be adjusted through the expansion and contraction of the telescopic device 3, and the center of gravity of the carried goods can be adjusted. The detachable fork trolley 4 passes through. The buckle 401 is engaged with the lifting device 2, and can fix or separate the trolley according to the needs, so as to facilitate the carrying of goods.

As shown in FIG. 2 , the vehicle body 1 includes a frame, a track wheel, a slider 104 and a slide rail 105, and track wheels are provided at both ends of the frame. The track wheels include a track 101, a driving wheel 102 and a driven wheel 103. The driving wheel 103 is provided with a spring damping device, the driven wheel 103 is connected to the vehicle body 1 through the spring damping device, and a pressure sensor is provided on the damping device to measure the force of the car in a static state. 1. There is a horizontal gyroscope inside to detect the inclination angle of the car body in real time. The optimal center of gravity position is determined by the force and inclination angle, and the lifting device 2 is adjusted by controlling the stepping motor 5 and the telescopic device 3 to reduce the load. The center of gravity of the cargo, and control the center of gravity in a reasonable position.

As shown in FIG. 3, the lifting device 2 includes a bracket body 201 and a moving plate 202. The bottom end of the bracket body 201 is connected to the slider 104 on the vehicle body 1 through a hinge, and the lifting device can generate an inclination angle. The upper end of the bracket body 201 is provided with a motor 203, the motor 203 is connected to the rotating shaft 204, a steel rope is fixed on the rotating shaft 204, and the other end of the steel rope is fixed on the moving plate 202, the bracket body 201 is provided with a chute, and the two ends of the moving plate 202 are set on the sliding plate. In the groove, the motor rotates to drive the moving plate 202 to move upward along the chute. Because the buckle 401 of the detachable fork carriage 4 can be engaged with the moving plate 202, it can drive the detachable fork carriage 4 to move upward, thereby lifting the goods .

As shown in FIG. 4 , the telescopic device 3 is a hydraulic telescopic rod including a hydraulic cylinder barrel 301, a hydraulic rod 302 and a hydraulic pump 303. The hydraulic rod 302 is placed in the hydraulic cylinder barrel 301, and the bottom of the hydraulic cylinder barrel 301 is provided with a hinge device. The hydraulic cylinder The cylinder 301 is hinged on the lead screw slider 7, the top of the hydraulic rod 302 is also provided with a hinge device, the hydraulic rod 302 is hinged on the bracket body 201 of the lifting device 2, and a hydraulic pump 303 is provided on the outer side of the hydraulic cylinder cylinder 302. The pump 303 provides hydraulic force to control the expansion and contraction of the hydraulic rod 302, and controls the lifting device 2 to achieve the desired inclination angle.

As shown in FIG. 5, the detachable fork carriage 4 includes a fork frame body, a buckle 401, a roller 402 and a front fork 403. The roller 402 is provided at the bottom end of the fork frame body for easy movement. The front fork 403 is also provided at the end, the middle of the fork frame body is provided with a buckle 401 for engaging with the moving plate 202 of the lifting device 2, and the front fork 403 is provided with a pressure sensor on the fork frame body. It is convenient to calculate the position of the center of gravity by detecting the weight of the carried goods, and at the same time, when the goods are overweight, an alarm can be issued through an alarm set inside the vehicle body to remind the user to reduce the weight of the goods.

The present invention has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above methods, as long as various insubstantial improvements made by the method concept and technical solutions of the present invention are adopted, or no improvement is made. It is within the protection scope of the present invention to directly apply the concepts and technical solutions of the present invention to other occasions. The protection scope of the present invention should be based on the protection scope defined by the claims.

Claims (3)

1. A carrier device based on a center of gravity adjustment mechanism, characterized in that the carrier device comprises a vehicle body (1), a lifting device (2), a telescopic device (3), a detachable fork carriage (4), a stepper The motor (5), the lead screw (6) and the lead screw slider (7) are provided with crawler wheels on both sides of the vehicle body (1), and a stepper motor (5) is fixed in the middle of the rear of the vehicle body (1). The stepping motor (5) is connected with the lead screw (6), the lead screw (6) is horizontally arranged on the vehicle body (1), the lead screw (6) is provided with a lead screw slider (7), and the lead screw (6) is arranged on the vehicle body (1). ) is also provided with a lifting device (2) on the upper surface, and a buckle (401) is arranged on the detachable fork carriage (4), and the detachable fork carriage (4) is clamped to the lifting device (401) through the buckle (401). 2), one end of the telescopic device (3) is connected with the lifting device (2), and the other end is connected with the lead screw slider (7); the detachable fork carriage (4) includes a fork frame, a buckle (401) ), a roller (402) and a front fork (403), the roller (402) is provided at the bottom end of the fork frame body, the bottom end of the fork frame body is also provided with a front fork (403), and the middle of the fork frame body is provided with The buckle (401); the front fork (403) is provided with a pressure sensor for detecting the weight of the carried goods; the lifting device (2) comprises a bracket body (201), a moving plate (202), a motor (203) and a rotating shaft (204) ), the upper end of the bracket body (201) is provided with a motor (203), the motor (203) is connected with the rotating shaft (204), a steel rope is arranged on the rotating shaft (204), and one end of the steel rope is fixed on the rotating shaft (204), and the steel rope The other end is fixed on the moving plate (202), the buckle (401) of the detachable fork carriage (4) is engaged with the moving plate (202), and the bracket body (201) is provided with a chute, Both ends of the moving plate (202) are arranged in the chute; the crawler wheel includes a crawler belt (101), a driving wheel (102) and a driven wheel (103), the driven wheel (103) is provided with a spring damping device, and the driven wheel (103) is connected to the vehicle body (1) through a spring damping device, and a pressure sensor is arranged on the damping device; a sliding rail (105) is provided on the upper surface of the vehicle body (1), and a sliding rail (105) is provided with a sliding rail (105). A block (104), the bottom end of the lifting device (2) is connected to the slider (104). 2 . The carrier device based on the center of gravity adjustment mechanism according to claim 1 , wherein a horizontal gyroscope for detecting the inclination angle of the vehicle body ( 1 ) in real time is provided inside the vehicle body ( 1 ). 3 . 3. The carrier device based on a center of gravity adjustment mechanism according to claim 1, wherein the telescopic device (3) is a hydraulic telescopic rod, and the hydraulic telescopic rod comprises a hydraulic cylinder (301), a hydraulic rod (302) and The hydraulic pump (303), the hydraulic rod (302) are placed in the hydraulic cylinder barrel (301), the bottom of the hydraulic cylinder barrel (301) is provided with a hinge joint, and the top of the hydraulic rod (302) is also provided with a hinge device. 302) The outer side is provided with a hydraulic pump (303) that provides hydraulic pressure.