Combined hydraulic semitrailer capable of preventing overturning

Abstract

The utility model relates to the field of semitrailer devices, and discloses an anti-overturning combined hydraulic semitrailer which comprises a frame, a carriage is movably connected to the top end of the frame, four sets of wheels are installed at the front end and the rear end of the frame, a fixing plate is fixedly connected to the right side of the carriage, and an anti-overturning mechanism is arranged in the frame. A first servo motor is started, the first servo motor rotates to drive a movable shaft to rotate, two sets of gears are meshed with the movable shaft, so that a first movable block is driven to slide front and back on a first lead screw, the first movable block is connected with a mounting base through a connecting rod, and therefore the mounting base moves towards the outer side; the third hydraulic cylinder is mounted at the bottom end of the mounting seat, and the presser foot is mounted at the bottom end of the third hydraulic cylinder, so that the frame is fixed, and the overturning condition during loading and unloading of the semitrailer is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of semitrailer device, concretely is a combined hydraulic semi trailer with anti-overturning. BACKGROUND

[0002] The semi trailer is a trailer with an axle placed behind the center of gravity of the vehicle and a coupling device capable of transmitting horizontal and vertical forces to the towing vehicle, and is a heavy transport vehicle.

[0003] The existing semi trailer does not have the function of anti-overturning, and due to the limited loading capacity of the semi trailer, especially during loading and unloading, if the vehicle cannot be effectively supported and overturns, damage to the vehicle and goods will occur.

[0004] Now, a combined hydraulic semi trailer with anti-overturning is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a combined hydraulic semi trailer with anti-overturning to solve the problem of not having the function of anti-overturning itself in the background technology.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a combined hydraulic semi trailer with anti-overturning, comprising a vehicle frame, a vehicle compartment movably connected to the top end of the vehicle frame, four sets of vehicle wheels installed at the front and rear ends of the vehicle frame, a fixed plate fixedly connected to the right side of the vehicle compartment, and an anti-overturning mechanism arranged inside the vehicle frame.

[0007] The anti-overturning mechanism comprises a fixed seat fixed to the bottom end inside the vehicle frame, a first servo motor installed on the right side of the fixed seat, a movable shaft movably connected to the left side of the fixed seat, two sets of gears movably connected to the front and rear ends of the movable shaft, a first lead screw welded to the outer side of the gear, a first movable block movably connected to the outer side of the first lead screw, a mounting seat arranged on the side away from the fixed seat of the first movable block, a connecting rod fixedly connected between the first movable block and the mounting seat, a third hydraulic cylinder installed at the bottom end of the mounting seat, and a pressing foot installed at the bottom end of the third hydraulic cylinder.

[0008] As a further technical scheme of the utility model, the two sets of gears are engaged with the movable shaft, and the two sets of gears are symmetrically distributed.

[0009] As a further technical scheme of the utility model, the first movable block can slide forward and backward on the outer side of the first lead screw, and the output end of the first servo motor is connected to the movable shaft.

[0010] As a further technical scheme of the utility model, the left side of the front end of the carriage interior is provided with a second servo motor, the front end of the carriage interior is movably connected with a second lead screw, the outer side of the second lead screw is movably connected with a second movable block, the rear end of the carriage interior is movably connected with a movable rod, the outer side of the movable rod is movably connected with a third movable block, the second movable block and the third movable block are fixedly connected with a connecting plate, and the bottom end of the connecting plate is provided with a cleaning brush.

[0011] As a further technical scheme of the utility model, the second movable block can slide left and right on the outer side of the second lead screw, the third movable block can slide left and right on the outer side of the movable rod, and the bottom end of the cleaning brush is tightly attached to the bottom end of the carriage interior.

[0012] As a further technical scheme of the utility model, the left side of the front end of the fixed plate is provided with a first connecting seat, the inside of the first connecting seat is movably connected with a first hydraulic cylinder, the left side of the rear end of the fixed plate is provided with a second connecting seat, and the inside of the second connecting seat is movably connected with a second hydraulic cylinder.

[0013] As a further technical scheme of the utility model, the first connecting seat and the second connecting seat are symmetrically distributed, the bottom end of the first hydraulic cylinder is movably connected with the top end of the frame, and the bottom end of the second hydraulic cylinder is movably connected with the top end of the frame.

[0014] Compared with the prior art, the utility model has the advantages that the combined hydraulic semi-trailer with anti-overturning function not only realizes the anti-overturning function of the semi-trailer itself, but also realizes the cleaning of the carriage interior and the more uniform force bearing of the carriage.

[0015] (1) by being provided with the fixed seat, the first servo motor, the movable shaft, the gear, the first lead screw, the movable block, the mounting seat, the connecting rod, the third hydraulic cylinder and the pressure foot, when using, through starting the first servo motor, the rotation of the first servo motor drives the rotation of the movable shaft, two groups of gears are engaged with the movable shaft, thereby driving the first movable block to slide on the first lead screw, the first movable block is connected with the mounting seat through the connecting rod, thereby realizing the outward movement of the mounting seat, through installing the third hydraulic cylinder on the bottom end of the mounting seat, the bottom end of the third hydraulic cylinder is installed with the pressure foot, thereby realizing the fixation of the frame, and further avoiding the overturning of the semi-trailer during loading and unloading;

[0016] (2) through the setting has the second servo motor, the second unidirectional screw rod, the second movable block, the movable rod, the third movable block, the connecting plate and the cleaning brush, uses, through the second servo motor of the left side of the front end in the carriage inside installation, the second screw rod is movably connected in the front end in the carriage inside, the outside movable wheel of the second screw rod is connected with the second movable block, the movable rod is movably connected in the rear side in the carriage inside, the outside movable connection has the third movable block of the movable rod, the second movable block and the third movable block between fixed connection have the connecting plate, the cleaning brush is installed at the bottom of the connecting plate, the cleaning brush is closely attached to the bottom of the carriage inside, the left and right slide of the connecting plate, so as to realize the cleaning of the carriage inside;

[0017] (3) through the setting has the first connecting seat, the first hydraulic cylinder, the second connecting seat and the second hydraulic cylinder, uses, through the first connecting seat of the left side of the front end in the fixed plate installation, the first hydraulic cylinder is movably connected in the first connecting seat, the second connecting seat is installed at the rear end of the left side of the fixed plate, the second hydraulic cylinder is movably connected in the second connecting seat, the bottom of the first hydraulic cylinder, the second hydraulic cylinder is hinged with the top of the frame, the first hydraulic cylinder and the second hydraulic cylinder are arranged, so that the force of the carriage is more uniform, and the semitrailer is more stable when loading and unloading. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the front view sectional structure schematic diagram of the utility model;

[0019] Figure 2 It is the side view sectional structure schematic diagram of the utility model;

[0020] Figure 3 It is the first screw rod amplification structure schematic diagram of the utility model;

[0021] Figure 4 It is the Figure 1 It is the local section enlarged structure schematic diagram of the utility model in A place;

[0022] Figure 5 It is the Figure 2 It is the local section enlarged structure schematic diagram of the utility model in B place;

[0023] Figure 6 It is the side view structure schematic diagram of the utility model;

[0024] Figure 7 It is the carriage working time front view structure schematic diagram of the utility model.

[0025] In the figure: 1, frame; 2, carriage; 3, wheel; 4, fixed plate; 5, fixed seat; 6, first servo motor; 7, movable shaft; 8, gear; 9, first screw rod; 10, first movable block; 11, mounting seat; 12, connecting rod; 13, third hydraulic cylinder; 14, presser foot; 15, second servo motor; 16, second screw rod; 17, second movable block; 18, movable rod; 19, third movable block; 20, connecting plate; 21, cleaning brush; 22, first connecting seat; 23, first hydraulic cylinder; 24, second connecting seat; 25, second hydraulic cylinder. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Embodiment 1: please refer to Figures 1-7 A combined hydraulic semi-trailer with anti-overturning function comprises a frame 1, a carriage 2 movably connected to the top end of the frame 1, four groups of wheels 3 installed at the front and rear ends of the frame 1, a fixed plate 4 fixedly connected to the right side of the carriage 2, and an anti-overturning mechanism arranged in the frame 1.

[0028] Please refer to Figures 1-7 The combined hydraulic semi-trailer with anti-overturning function further comprises an anti-overturning mechanism, which comprises a fixed seat 5 fixed to the bottom end of the frame 1, a first servo motor 6 installed on the right side of the fixed seat 5, a movable shaft 7 movably connected to the left side of the fixed seat 5, two groups of gears 8 movably connected to the front and rear ends of the movable shaft 7, a first screw rod 9 welded to the outer side of the gear 8, a first movable block 10 movably connected to the outer side of the first screw rod 9, a mounting seat 11 arranged on the side of the first movable block 10 away from the fixed seat 5, a connecting rod 12 fixedly connected between the first movable block 10 and the mounting seat 11, a third hydraulic cylinder 13 installed at the bottom end of the mounting seat 11, and a presser foot 14 installed at the bottom end of the third hydraulic cylinder 13.

[0029] The two groups of gears 8 are engaged with the movable shaft 7, the two groups of gears 8 are symmetrically distributed, the first movable block 10 can slide forward and backward on the outer side of the first screw rod 9, and the output end of the first servo motor 6 is connected with the movable shaft 7.

[0030] Specifically, as Figure 1 , Figure 2 , Figure 3 and Figure 7As shown, in use, by starting the first servo motor 6, the rotation of the first servo motor 6 drives the rotation of the movable shaft 7, the two sets of gears 8 are engaged with the movable shaft 7, thereby driving the first movable block 10 to slide on the first lead screw 9, the first movable block 10 is connected with the mounting seat 11 through the connecting rod 12, thereby realizing the outward movement of the mounting seat 11, the third hydraulic cylinder 13 is installed at the bottom end of the mounting seat 11, and the pressing foot 14 is installed at the bottom end of the third hydraulic cylinder 13, thereby realizing the fixation of the vehicle frame 1, and further avoiding the overturning of the semitrailer during loading and unloading.

[0031] In the embodiment 2, the second servo motor 15 is installed at the left side of the front end inside the carriage 2, the second lead screw 16 is movably connected at the front end inside the carriage 2, the second movable block 17 is movably connected at the outside of the second lead screw 16, the movable rod 18 is movably connected at the rear end inside the carriage 2, the third movable block 19 is movably connected at the outside of the movable rod 18, the connecting plate 20 is fixedly connected between the second movable block 17 and the third movable block 19, and the cleaning brush 21 is installed at the bottom end of the connecting plate 20.

[0032] Specifically, as shown in Figure 1 , Figure 2 , Figure 4 and Figure 5 , in use, the second servo motor 15 is installed at the left side of the front end inside the carriage 2, the second lead screw 16 is movably connected at the front end inside the carriage 2, the second movable block 17 is movably connected at the outside of the second lead screw 16, the movable rod 18 is movably connected at the rear end inside the carriage 2, the third movable block 19 is movably connected at the outside of the movable rod 18, the connecting plate 20 is fixedly connected between the second movable block 17 and the third movable block 19, and the cleaning brush 21 is installed at the bottom end of the connecting plate 20.

[0033] In the embodiment 3, the first connecting seat 22 is installed at the left side of the front end of the fixed plate 4, the first hydraulic cylinder 23 is movably connected inside the first connecting seat 22, the second connecting seat 24 is installed at the left side of the rear end of the fixed plate 4, the second hydraulic cylinder 25 is movably connected inside the second connecting seat 24, the first connecting seat 22 and the second connecting seat 24 are symmetrically distributed, the bottom end of the first hydraulic cylinder 23 is movably connected with the top end of the vehicle frame 1, and the bottom end of the second hydraulic cylinder 25 is movably connected with the top end of the vehicle frame 1.

[0034] Specifically, as shown in Figure 1 , Figure 6 and Figure 7As shown, in use, the first connecting seat 22 is installed at the front end of the left side of the fixed plate 4, the first hydraulic cylinder 23 is movably connected in the first connecting seat 22, the second connecting seat 24 is installed at the rear end of the left side of the fixed plate 4, the second hydraulic cylinder 25 is movably connected in the second connecting seat 24, the bottom end of the first hydraulic cylinder 23 and the second hydraulic cylinder 25 is hinged with the top end of the frame 1, the first hydraulic cylinder 23 and the second hydraulic cylinder 25 are arranged, so that the force on the carriage 2 is more uniform, thereby making the semitrailer more stable when loading and unloading.

[0035] Working principle: the utility model discloses in using, first, through starting first servo motor 6, the rotation of first servo motor 6 drives the rotation of movable shaft 7, two groups of gear 8 are engaged with movable shaft 7, to drive first movable block 10 to slide on first screw rod 9, first movable block 10 is connected with mounting seat 11 through connecting rod 12, to realize that mounting seat 11 moves to the outside, through installing third hydraulic cylinder 13 at the bottom end of mounting seat 11, the bottom end of third hydraulic cylinder 13 installs presser foot 14, to realize the fixation of car frame 1, further avoid the overturning situation when semitrailer loading and unloading, second, through installing second servo motor 15 at the front end inside the left side of carriage 2, the second screw rod 16 is movably connected at the front end inside carriage 2, the second movable block 17 is connected with the outside movable wheel of second screw rod 16, movable rod 18 is movably connected at the rear side inside carriage 2, the third movable block 19 is movably connected with the outside of movable rod 18, the second movable block 17 and third movable block 19 are fixedly connected with connecting plate 20, cleaning brush 21 is installed at the bottom end of connecting plate 20, cleaning brush 21 is closely attached to the bottom end inside carriage 2, and connecting plate 20 slides left and right, to realize the cleaning of the inside of carriage 2, simultaneously, through installing first connecting seat 22 at the front end of the left side of fixed plate 4, first hydraulic cylinder 23 is movably connected in first connecting seat 22, second connecting seat 24 is installed at the rear end of the left side of fixed plate 4, second hydraulic cylinder 25 is movably connected in second connecting seat 24, the bottom end of first hydraulic cylinder 23 and second hydraulic cylinder 25 is hinged with the top end of frame 1, first hydraulic cylinder 23 and second hydraulic cylinder 25 are arranged, to realize that the force on carriage 2 is more uniform, thereby making the semitrailer more stable when loading and unloading.

[0036] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A combined hydraulic semi-trailer with anti-overturning, comprising a frame (1), characterized in that: The top end of the frame (1) is movably connected with a carriage (2), four groups of wheels (3) are installed at the front and rear ends of the frame (1), the right side of the carriage (2) is fixedly connected with a fixed plate (4), and the inside of the frame (1) is provided with an anti-overturning mechanism. The anti-overturning mechanism comprises a fixed seat (5) fixed at the bottom end of the inside of the frame (1), a first servo motor (6) installed at the right side of the fixed seat (5), a movable shaft (7) movably connected at the left side of the fixed seat (5), two groups of gears (8) movably connected at the front and rear ends of the movable shaft (7), a first lead screw (9) welded at the outer side of the gear (8), a first movable block (10) movably connected at the outer side of the first lead screw (9), a mounting seat (11) arranged at the side away from the fixed seat (5) of the first movable block (10), a connecting rod (12) fixedly connected between the first movable block (10) and the mounting seat (11), and a third hydraulic cylinder (13) installed at the bottom end of the mounting seat (11), and a pressing foot (14) installed at the bottom end of the third hydraulic cylinder (13).

2. A combination hydraulic semi-trailer with anti-overturning according to claim 1, characterized in that: The two groups of gears (8) are engaged with the movable shaft (7), and the two groups of gears (8) are symmetrically distributed.

3. A combination hydraulic semi-trailer with anti-overturning according to claim 1, characterized in that: The first movable block (10) can slide forward and backward on the outer side of the first lead screw (9), and the output end of the first servo motor (6) is connected with the movable shaft (7).

4. A combination hydraulic semi-trailer with anti-overturning according to claim 1, characterized in that: A second servo motor (15) is installed at the left side of the front end inside the carriage (2), a second lead screw (16) is movably connected inside the front end of the carriage (2), a second movable block (17) is movably connected at the outer side of the second lead screw (16), a movable rod (18) is movably connected at the rear end inside the carriage (2), a third movable block (19) is movably connected at the outer side of the movable rod (18), a connecting plate (20) is fixedly connected between the second movable block (17) and the third movable block (19), and a cleaning brush (21) is installed at the bottom end of the connecting plate (20).

5. A combination hydraulic semi-trailer with anti-roll over according to claim 4, characterized in that: The second movable block (17) can slide left and right on the outer side of the second lead screw (16), the third movable block (19) can slide left and right on the outer side of the movable rod (18), and the bottom end of the cleaning brush (21) is tightly attached to the bottom end inside the carriage (2).

6. A combination hydraulic semi-trailer with anti-rollover according to claim 1, characterized in that: A first connecting seat (22) is installed at the front end of the left side of the fixed plate (4), a first hydraulic cylinder (23) is movably connected inside the first connecting seat (22), a second connecting seat (24) is installed at the rear end of the left side of the fixed plate (4), and a second hydraulic cylinder (25) is movably connected inside the second connecting seat (24).

7. A combination hydraulic semi-trailer with anti-roll over according to claim 6, characterized in that: The first connecting seat (22) and the second connecting seat (24) are symmetrically distributed, the bottom end of the first hydraulic cylinder (23) is movably connected with the top end of the frame (1), and the bottom end of the second hydraulic cylinder (25) is movably connected with the top end of the frame (1).

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