Pedal angle adjusting device of industrial vehicle

Abstract

The utility model discloses a pedal angle adjusting device of an industrial vehicle, which relates to the technical field of palletizer truck pedals and comprises a pedal main body, a pedal piece, a fixing cylinder, a T-shaped rod, a threaded screw rod, a connecting piece and a driving piece. The fixing cylinder and the T-shaped rod are rotationally installed on the opposite sides of the pedal body and the pedal piece correspondingly. By rotating the rotating shaft, the rotating shaft can drive the second bevel gear to rotate, the second bevel gear drives the first bevel gear and the threaded lead screw to rotate, then the nut can drive the connecting piece and the T-shaped rod to slide in the fixing cylinder, and in the process, the T-shaped rod can drive the pedal piece to rotate upwards or downwards with the first pin shaft as the axis. Meanwhile, due to the fact that the threaded lead screw is of a threaded structure, after the angle of the pedal piece is adjusted, the pedal piece does not shake when a person steps on the pedal piece.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of pallet truck pedal, specifically is a pedal angle adjusting device of industrial vehicle. BACKGROUND

[0002] The pallet truck refers to all kinds of wheel type handling vehicles for loading and unloading, stacking, piling and short distance transporting of component pallet goods. The pallet truck is simple in structure, flexible in control, good in micro-motion, high in explosion-proof safety performance. It is suitable for operation in narrow passageway and limited space, is the ideal equipment for loading and unloading of high-bay warehouse and workshop, and is usually equipped with a pedal connected with the control system of the pallet truck to realize corresponding operation through the foot movement of the operator.

[0003] The pedal of the existing industrial vehicle is usually provided with an angle adjusting structure on the pedal to adapt to different personnel habits, so that the pedal can be adjusted to the desired angle according to the habit of each person. However, the pedal of the existing industrial vehicle with adjustable angle is usually driven to rotate up and down by the extension of the cylinder to realize the adjustment of the angle. Although the cylinder has low cost and is convenient to install, the cylinder can still extend due to external force after being closed, so it is not stable in actual use and has great safety hazards.

[0004] Therefore, we design a pedal angle adjusting device of industrial vehicle to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a pedal angle adjusting device of industrial vehicle to solve the problems in the background technology.

[0006] To solve the above technical problems, the utility model provides a pedal angle adjusting device of industrial vehicle, which comprises a pedal main body and a pedal piece rotatably installed on one side of the pedal main body, and comprises,

[0007] A fixed cylinder and a T-shaped rod are rotatably installed on opposite sides of the pedal main body and the pedal piece respectively, and the T-shaped rod is slidably inserted into the fixed cylinder.

[0008] A threaded screw rod is rotatably installed in the fixed cylinder in the vertical direction, and a nut is threadedly sleeved on the threaded screw rod.

[0009] The connecting pieces are two in number and symmetrically installed between the nut and the T-shaped rod at both ends.

[0010] The driving piece is installed in the fixed cylinder and used for driving the threaded screw rod to rotate.

[0011] Further, the top of one side of the pedal main body is fixedly installed with a mounting seat, and the pedal piece is rotatably installed in the mounting seat.

[0012] Further, the mounting seat is provided with a first pin shaft, and the pedal member is rotatably sleeved on the first pin shaft.

[0013] Further, the side, opposite to the pedal member, of the pedal body is respectively fixedly provided with a fixing seat and a limiting seat, and the fixing cylinder and the T-shaped rod are rotatably arranged in the fixing seat and the limiting seat respectively.

[0014] Further, the fixing seat and the limiting seat are respectively provided with a second pin shaft and a third pin shaft, and the fixing cylinder and the T-shaped rod are rotatably sleeved on the second pin shaft and the third pin shaft respectively.

[0015] Further, the driving member comprises a first bevel gear fixedly sleeved on the threaded screw rod, a rotating shaft rotatably arranged on the inner side wall of the fixing cylinder, a second bevel gear fixedly arranged at the other end of the rotating shaft, and the second bevel gear is in meshing connection with the first bevel gear, and the end, away from the second bevel gear, of the rotating shaft rotatably penetrates through the fixing cylinder.

[0016] Further, the nut is inserted with a guide rod, and one end of the guide rod is fixedly arranged on the bottom wall in the fixing cylinder.

[0017] Further, the end, away from the second bevel gear, of the rotating shaft is fixedly arranged with a knob, one side of the knob is provided with a sliding groove, the T-shaped piece is slidably arranged in the sliding groove, the spring is fixedly arranged between the T-shaped piece and the inner side wall of the sliding groove, the end, away from the spring, of the T-shaped piece is fixedly arranged with a knob piece, one side of the knob piece is fixedly arranged with a permanent magnet strip, and the material of the fixing cylinder is 45 steel and is magnetically connected with the permanent magnet strip.

[0018] Compared with the prior art, the utility model has the advantages that: 1. By rotating the rotating shaft, the rotating shaft drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear and the threaded screw rod to rotate, and then the nut drives the connecting piece and the T-shaped rod to slide in the fixing cylinder, in this process, the T-shaped rod drives the pedal member to rotate upward or downward around the first pin shaft, so that the angle of the pedal member can be conveniently adjusted, and since the threaded screw rod has a threaded structure, after the angle of the pedal member is adjusted, the pedal member will not shake when a person steps on it;

[0019] 2. By loosening the knob piece, the spring drives the T-shaped piece to slide in the sliding groove due to the elastic force of the spring, the knob piece abuts against the knob, and the permanent magnet strip is adsorbed to the outer surface of the fixing cylinder, so that the knob can be simply positioned, the knob will not rotate due to the vibration of the vehicle during driving, and the stability during use is improved. DRAWINGS

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of the whole utility model;

[0021] Figure 2 It is the three-dimensional structure schematic view of the side surface outside of the utility model;

[0022] Figure 3 It is the three-dimensional structure schematic view of the inside half cut of the utility model fixed cylinder;

[0023] Figure 4 It is the three-dimensional structure schematic view of the utility model Figure 3 The enlarged view of A in the middle.

[0024] In the drawing: 1, pedal main body; 2, mounting seat; 3, pedal piece; 4, fixed cylinder; 5, T-shaped rod; 6, threaded screw rod; 7, nut; 8, connecting piece; 9, first bevel gear; 10, rotating shaft; 11, second bevel gear; 12, guide rod; 13, fixed seat; 14, limit seat; 15, button block; 16, T-shaped piece; 17, button piece; 18, spring; 19, permanent magnet strip; 20, sliding slot. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be apparently and completely described in conjunction with the drawings in the embodiments of the utility model, and 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 the person skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0026] Please refer to Figures 1-4 The utility model provides a kind of technical solutions: the pedal angle adjusting device of industrial vehicle, including pedal main body 1 and rotating installation in the one side of pedal main body 1 pedal piece 3, including,

[0027] Fixed cylinder 4 and T-shaped rod 5 are respectively rotatingly installed in the opposite side of pedal main body 1 and pedal piece 3, and T-shaped rod 5 is slidingly inserted in fixed cylinder 4;

[0028] Threaded screw rod 6 is rotatingly installed in fixed cylinder 4 along vertical direction, and nut 7 is threadedly sleeved on it;

[0029] Connecting piece 8, quantity is two, and two ends are symmetrically installed between nut 7 and T-shaped rod 5;

[0030] Driving piece, installation in fixed cylinder 4, for driving threaded screw rod 6 rotation;

[0031] The top of one side of the pedal body 1 is fixedly provided with a mounting seat 2, the pedal piece 3 is rotatably arranged in the mounting seat 2, the mounting seat 2 is provided with a first pin shaft, the pedal piece 3 is rotatably sleeved on the first pin shaft, the side, opposite to the pedal piece 3, of the pedal body 1 is fixedly provided with a fixing seat 13 and a limiting seat 14 respectively, a fixing cylinder 4 and a T-shaped rod 5 are rotatably arranged in the fixing seat 13 and the limiting seat 14 respectively, the fixing seat 13 and the limiting seat 14 are provided with a second pin shaft and a third pin shaft respectively, the fixing cylinder 4 and the T-shaped rod 5 are rotatably sleeved on the second pin shaft and the third pin shaft respectively.

[0032] The driving piece comprises a first bevel gear 9, which is fixedly sleeved on the threaded lead screw 6, a rotating shaft 10 is rotatably arranged on the inner side wall of the fixing cylinder 4, the other end of the rotating shaft 10 is fixedly provided with a second bevel gear 11, the second bevel gear 11 is in meshing connection with the first bevel gear 9, and the end, away from the second bevel gear 11, of the rotating shaft 10 rotatably penetrates the fixing cylinder 4.

[0033] In specific implementation, first, the pedal body 1 is arranged in the palletizing vehicle frame at a proper position, then, when it is necessary to adjust the angle of the pedal piece 3, the knob piece 17 is rotated, so that the knob piece 17 drives the knob block 15, the rotating shaft 10 and the second bevel gear 11 to rotate, the second bevel gear 11 drives the first bevel gear 9 and the threaded lead screw 6 to rotate, and then the nut 7 drives the connecting piece 8 and the T-shaped rod 5 to slide in the fixing cylinder 4, in this process, the T-shaped rod 5 drives the pedal piece 3 to rotate upward or downward around the first pin shaft, so that the angle of the pedal piece 3 can be conveniently adjusted, and at the same time, because the threaded lead screw 6 is of a threaded structure, after the angle of the pedal piece 3 is adjusted, the pedal piece 3 will not shake when a person steps on it.

[0034] As shown in Figures 1-4 The nut 7 is provided with a guide rod 12, one end of the guide rod 12 is fixedly arranged in the bottom wall of the fixing cylinder 4, so that the nut 7 can only slide in the direction provided by the guide rod 12, and the problem of deviation of the nut 7 is avoided.

[0035] As shown in Figures 1-4 The end, away from the second bevel gear 11, of the rotating shaft 10 is fixedly provided with the knob block 15, the side of the knob block 15 is provided with a sliding groove 20, the T-shaped piece 16 is slidably arranged in the sliding groove 20, the spring 18 is fixedly arranged between the T-shaped piece 16 and the inner side wall of the sliding groove 20, the end, away from the spring 18, of the T-shaped piece 16 is fixedly provided with the knob piece 17, the side of the knob piece 17 is fixedly provided with the permanent magnet strip 19, the material of the fixing cylinder 4 is 45 steel, and the fixing cylinder 4 is magnetically connected with the permanent magnet strip 19.

[0036] In the specific implementation, on the basis of the above implementation, when the pedal piece 3 is adjusted, the button piece 17 is loosened, the spring 18 drives the T-shaped piece 16 to slide in the sliding groove 20 due to the elastic force of the spring 18, the button piece 17 is abutted against the button block 15, the permanent magnet strip 19 is adsorbed to the outer surface of the fixed cylinder 4, the button block 15 is simply positioned, the button block 15 is prevented from rotating by itself due to the vibration generated during the driving of the vehicle, and the stability during use is improved.

[0037] In addition, in order to increase the friction of the pedal piece 3, anti-skid lines can be arranged on the outer surface of the pedal piece 3, the friction between the foot of the person and the pedal piece 3 is increased, and thus the problem of slipping is solved.

[0038] It should be noted that, for the pedal main body 1, generally includes an accelerator pedal body: a solid component, usually made of metal or other durable materials, which is controlled by the driver by pressing or releasing the pedal to control the acceleration of the pallet truck, a sensor: a micro sensor, installed on the accelerator pedal body, detects the size and direction of the force applied by the driver to the pedal, and sends information to the electronic control unit (ECU), an electronic control unit (ECU): responsible for interpreting the input data from the sensor, and converting it into instructions to control the engine, an actuator / driver: a small motor or pneumatic device that receives ECU instructions to adjust the throttle opening, a throttle: a thin metal blade located in the engine intake, which adjusts the opening according to the ECU instructions to control the air intake, since the pedal main body 1 is prior art, it is not described in detail in this specification.

[0039] Working principle: in use, first, the pedal main body 1 is installed in the pallet truck frame at a suitable position, then when the angle of the pedal piece 3 needs to be adjusted, the button piece 17 is rotated, the button piece 17 drives the button block 15, the rotating shaft 10 and the second bevel gear 11 to rotate, the second bevel gear 11 drives the first bevel gear 9 and the threaded lead screw 6 to rotate, and then the nut 7 drives the connecting piece 8 and the T-shaped rod 5 to slide in the fixed cylinder 4, in this process, the T-shaped rod 5 drives the pedal piece 3 to rotate upward or downward around the first pin shaft as the axis, the angle of the pedal piece 3 is conveniently adjusted, and at the same time, since the threaded lead screw 6 is a threaded structure, when the angle of the pedal piece 3 is adjusted, the pedal piece 3 will not shake when the person steps on it;

[0040] In addition, when the pedal piece 3 is adjusted, the button piece 17 is loosened, the spring 18 drives the T-shaped piece 16 to slide in the sliding groove 20 due to the elastic force of the spring 18, the button piece 17 is abutted against the button block 15, the permanent magnet strip 19 is adsorbed to the outer surface of the fixed cylinder 4, the button block 15 is simply positioned, the button block 15 is prevented from rotating by itself due to the vibration generated during the driving of the vehicle, and the stability during use is improved.

Claims

1. A pedal angle adjustment device for an industrial vehicle, comprising a pedal body (1) and a pedal member (3) rotatably mounted on one side of the pedal body (1), characterized in that: include, The fixed cylinder (4) and the T-shaped rod (5) are rotatably mounted on opposite sides of the pedal body (1) and the pedal member (3), and the T-shaped rod (5) is slidably inserted into the fixed cylinder (4); A threaded screw rod (6) is rotatably mounted in the fixed cylinder (4) along a vertical direction, and a nut (7) is threadedly sleeved on the threaded screw rod; Two connecting pieces (8) are symmetrically mounted between the nut (7) and the T-shaped rod (5) at both ends; The driving member is installed in the fixed cylinder (4) and is used to drive the threaded screw (6) to rotate.

2. The pedal angle adjustment device for an industrial vehicle according to claim 1, wherein: A mounting seat (2) is fixedly mounted on the top of one side of the pedal body (1), and the pedal member (3) is rotatably mounted in the mounting seat (2).

3. The pedal angle adjustment device for an industrial vehicle according to claim 2, wherein: A first pin is provided in the mounting seat (2), and the pedal member (3) is rotatably sleeved on the first pin.

4. The pedal angle adjustment device for an industrial vehicle according to claim 1, wherein: A fixing seat (13) and a limiting seat (14) are fixedly mounted on one side of the pedal body (1) opposite to the pedal member (3), and the fixing cylinder (4) and the T-shaped rod (5) are rotatably arranged in the fixing seat (13) and the limiting seat (14).

5. The pedal angle adjustment device for an industrial vehicle according to claim 4, characterized in that: A second pin shaft and a third pin shaft are respectively provided in the fixing seat (13) and the limiting seat (14), and the fixing cylinder (4) and the T-shaped rod (5) are rotatably sleeved on the second pin shaft and the third pin shaft respectively.

6. The pedal angle adjustment device for an industrial vehicle according to claim 1, wherein: The driving member comprises a first bevel gear (9) fixedly sleeved on the threaded screw (6); a rotating shaft (10) is rotatably mounted on the inner side wall of the fixed cylinder (4); a second bevel gear (11) is fixedly mounted on the other end of the rotating shaft (10); the second bevel gear (11) is meshedly connected with the first bevel gear (9); and one end of the rotating shaft (10) away from the second bevel gear (11) rotates and penetrates the fixed cylinder (4).

7. The pedal angle adjustment device for an industrial vehicle according to claim 1, wherein: A guide rod (12) is inserted into the nut (7), and one end of the guide rod (12) is fixedly mounted on the inner bottom wall of the fixed cylinder (4).

8. The pedal angle adjustment device for an industrial vehicle according to claim 6, wherein: A button block (15) is fixedly mounted on one end of the rotating shaft (10) away from the second bevel gear (11); a slide groove (20) is provided on one side of the button block (15); a T-shaped piece (16) is slidably arranged in the slide groove (20); a spring (18) is fixedly mounted between the T-shaped piece (16) and the inner side wall of the slide groove (20); a button block (17) is fixedly mounted on one end of the T-shaped piece (16) away from the spring (18); a permanent magnet bar (19) is fixedly mounted on one side of the button block (17); the material of the fixed cylinder (4) is 45 steel and is magnetically connected to the permanent magnet bar (19).

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