Anti-jamming transmission steering device for traction of tractor

Abstract

The utility model relates to the field of agricultural machinery, in particular to an anti-jamming transmission steering device for traction of a tractor, which comprises a first fixing plate and a second fixing plate. A first fixing plate and a second fixing plate which are opposite in the front-back direction are arranged on the rear side of the tractor. The first fixing plate and the second fixing plate are additionally and movably connected between the tractor and a dragged machine, the first gear box and the second gear box are installed between the first fixing plate and the second fixing plate, and when the tractor steers, the first fixing plate and the first gear box which are connected with the tractor can be driven to change the angle; power output by a tractor is input into the first gear box through the power input shaft, transmitted into the second gear box through the first connecting shaft and the second connecting shaft, subjected to steering and speed changing through the first gear box and the second gear box and then input to a rear side traction device from the power output shaft, and power transmission is achieved. And rear-side mechanical jamming is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of agricultural machinery, specifically relates to tractor traction's anti - jamming transmission steering gear. BACKGROUND

[0002] In the production process of agriculture or industry, the tractor rear side is often installed for industrial production or agricultural production machinery, which is driven by the tractor traction to move for work.

[0003] At present, the existing tractor in the rear side of the mechanical traction, the mechanical is directly fixed in the rear side of the tractor, and the fixing mode causes the tractor to have certain limitation in the steering angle when turning, which is easy to cause the mechanical traction in the rear side to be stuck.

[0004] Therefore, in view of the above-mentioned existing tractor and rear side mechanical direct connection, the angle has certain limitation when steering and is easy to be stuck, the tractor traction's anti - jamming transmission steering gear can be designed, the power input by the tractor is changed in speed and direction through the first gear box and the second gear box, the resistance received by the rear side mechanical when steering is reduced, and the mechanical traction in the rear side is prevented from being stuck when steering. UTILITY MODEL CONTENTS

[0005] In order to overcome the existing tractor and rear side mechanical direct connection, the angle has certain limitation when steering and is easy to be stuck.

[0006] The technical scheme of the utility model is: tractor traction's anti - jamming transmission steering gear, including one fixed plate and two fixed plates;It also includes a first gear box and a second gear box, the tractor rear side is provided with front and rear opposite one fixed plate and two fixed plates, the one fixed plate and the two fixed plates are movably connected, the one fixed plate rear side is fixedly connected with left and right opposite one side plate, the two fixed plate front side is fixedly connected with two side plates opposite to the one side plate, a first gear box is installed between the two one side plates, a second gear box is installed between the two two side plates, a first connecting shaft is installed in the first gear box, a second connecting shaft is installed in the second gear box, the second connecting shaft is movably connected to the first connecting shaft, the power input shaft is connected between the tractor and the first gear box, the power output shaft is connected in the second gear box and passes through the second fixed plate, the one fixed plate and the two fixed plates are installed with the upper and lower opposite shaft sleeve on one side, the shaft sleeve is inserted with the pin shaft.

[0007] Preferably, the movable connection between the tractor and the towed machine is achieved by adding a first fixed plate and a second fixed plate, a first gear box and a second gear box are installed between the first fixed plate and the second fixed plate, and the first fixed plate and the second fixed plate are movably connected through a shaft sleeve and a pin shaft. When the tractor turns, the first fixed plate and the first gear box connected thereto will change the angle, the power output by the tractor is input into the first gear box through the power input shaft, and then transmitted to the second gear box through the first connecting shaft and the second connecting shaft. The power is transmitted to the rear device through the power output shaft after the power is turned and speeded up by the first gear box and the second gear box.

[0008] As preferred, the front side of the first fixed plate is provided with two back plates that are fixed on the tractor and are opposite to each other, and the rear side of the second fixed plate is provided with a first three-point connection assembly.

[0009] As preferred, the first three-point connection assembly comprises a first one-point connection seat and a first two-point connection seat; the rear side of the second fixed plate is provided with a first one-point connection seat, and the rear side of the second fixed plate is provided with a first two-point connection seat.

[0010] As preferred, the first one-point connection seat is arranged above the power output shaft, and the first two-point connection seat is arranged below the first one-point connection seat.

[0011] As preferred, the front side of the first fixed plate is provided with a second three-point connection assembly, and the rear side of the second fixed plate is fixedly connected with a second one-point connection seat below the power output shaft.

[0012] As preferred, the second three-point connection assembly comprises a third one-point connection seat and a second two-point connection seat; the front side of the first fixed plate is provided with the third one-point connection seat, and the front side of the first fixed plate is provided with the second three-point connection seat.

[0013] As preferred, the third one-point connection seat is arranged above the power input shaft, and the second three-point connection seat is arranged below the third one-point connection seat.

[0014] As preferred, the rear side of the tractor is provided with a third fixed plate and a fourth fixed plate opposite to each other, the third fixed plate and the fourth fixed plate are movably connected, the rear side of the third fixed plate is fixedly connected with a first top plate, the front side of the fourth fixed plate is fixedly connected with a second top plate below the first top plate, the first gear box is screwedly installed below the first top plate, and the second gear box is screwedly installed above the second top plate.

[0015] The utility model discloses the beneficial effects:

[0016] By adding the movable connection No.1 fixed plate and No.2 fixed plate between the tractor and the towed machinery, a No.1 gear box and a No.2 gear box are installed between the No.1 fixed plate and the No.2 fixed plate, when the tractor turns, the No.1 fixed plate and the No.1 gear box connected thereto will change the angle, the power output by the tractor is input into the No.1 gear box through the power input shaft, and then is transmitted to the No.2 gear box through the No.1 connecting shaft and the No.2 connecting shaft, and then is input to the rear side towing device from the power output shaft after the power is turned and speeded by the No.1 gear box and the No.2 gear box, so that the transmission of the power is realized and the rear side machinery is prevented from being stuck. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A cross-section structure schematic view of the anti-jamming transmission turning device for tractor traction is shown;

[0018] Figure 2 A first three-dimensional structure schematic view of the anti-jamming transmission turning device for tractor traction is shown;

[0019] Figure 3 A No.1 three-point connection assembly three-dimensional structure schematic view of the anti-jamming transmission turning device for tractor traction is shown;

[0020] Figure 4 A No.2 three-point connection assembly three-dimensional structure schematic view of the anti-jamming transmission turning device for tractor traction is shown

[0021] Figure 5 A No.3 fixed plate three-dimensional structure schematic view of the anti-jamming transmission turning device for tractor traction is shown.

[0022] Reference signs: 1, No.1 fixed plate; 2, No.2 fixed plate; 3, No.1 gear box; 4, No.2 gear box; 5, No.1 side plate; 6, No.1 connecting shaft; 7, No.2 connecting shaft; 8, power input shaft; 9, power output shaft; 10, shaft sleeve; 11, pin shaft; 12, back plate; 1301, No.1 one-point connection seat; 1302, No.1 two-point connection seat; 14, No.2 one-point connection seat; 1501, No.3 one-point connection seat; 1502, No.2 two-point connection seat. DETAILED DESCRIPTION

[0023] The utility model will be further explained in connection with the drawings and examples.

[0024] Please refer to Figures 1-5The utility model provides an embodiment: tractor traction prevents the jam transmission steering gear includes one fixed plate 1 and second fixed plate 2, still includes one gear box 3 and second gear box 4, and tractor rear side is provided with front and back opposite one fixed plate 1 and second fixed plate 2, and one fixed plate 1 is swing jointed between second fixed plate 2, and one fixed plate 1 rear side fixed connection has left and right opposite one side plate 5, and second fixed plate 2 front side fixed connection and one side plate 5 upper and lower opposite second side plate, install one gear box 3 between two one side plate 5, install second gear box 4 between two second side plate, install one connecting shaft 6 in one gear box 3, install second connecting shaft 7 in second gear box 4, and second connecting shaft 7 swing joint is in one connecting shaft 6, and the power input shaft 8 is connected between tractor and one gear box 3, and the power output shaft 9 that passes through second fixed plate 2 is connected in second gear box 4, and one fixed plate 1 and second fixed plate 2 opposite side installation has upper and lower opposite shaft sleeve 10, and the shaft sleeve 10 inserts and connects with pin shaft 11, through the installation swing joint one fixed plate 1 and second fixed plate 2 between tractor and the towed machinery, install one gear box 3 and second gear box 4 between one fixed plate 1 and second fixed plate 2, and one fixed plate 1 and second fixed plate 2 realize swing joint through shaft sleeve 10 and pin shaft 11, when tractor steering, will drive and connect one fixed plate 1 and one gear box 3 of it angle change, and the power that tractor exports is input to one gear box 3 through power input shaft 8, then is passed through one connecting shaft 6 and second connecting shaft 7 and is transmitted to second gear box 4, and through one gear box 3 and second gear box 4, power steering speed change is input to the device on rear side traction from power output shaft 9 after, realizes the transmission of power.

[0025] Please refer to Figure 3In the embodiment, the front side of the first fixed plate 1 is provided with two back-carrying plates 12 which are fixed on the tractor and opposite to each other, and the rear side of the second fixed plate 2 is provided with a first three-point connecting assembly, the back-carrying plate 12 can fix the first fixed plate 1 on the tractor, and the three-point connecting assembly is used to fix and connect the rear-side mechanical device, the back-carrying plate 12 and the first three-point connecting assembly are fixed by bolts, which is convenient for disassembly and replacement, and the installation positions of the back-carrying plate 12 and the first three-point connecting assembly can be changed according to the model of the tractor and the type of the rear-side mechanical device, the first three-point connecting assembly comprises a first one-point connecting seat 1301 and a first two-point connecting seat 1302; the rear side of the second fixed plate 2 is provided with the first one-point connecting seat 1301, and the rear side of the second fixed plate 2 is provided with the first two-point connecting seat 1302, one connecting rod can be installed on the first one-point connecting seat 1301, and two connecting rods can be installed on the first two-point connecting seat 1302, and the three connecting rods are connected to the rear-side mechanical device to be pulled to realize three-point suspension type fixing, and increase the stability and safety of the connection; the first one-point connecting seat 1301 is arranged above the power output shaft 9, the first two-point connecting seat 1302 is arranged below the first one-point connecting seat, the power output shaft 9 is connected to the rear-side mechanical device to be pulled, and the electric rear-side mechanical device moves.

[0026] Please refer to Figure 4 In the embodiment, the front side of the first fixed plate 1 is provided with two back-carrying plates 12 which are fixed on the tractor and opposite to each other, and the rear side of the second fixed plate 2 is provided with a first three-point connecting assembly, the back-carrying plate 12 can fix the first fixed plate 1 on the tractor, and the three-point connecting assembly is used to fix and connect the rear-side mechanical device, the back-carrying plate 12 and the first three-point connecting assembly are fixed by bolts, which is convenient for disassembly and replacement, and the installation positions of the back-carrying plate 12 and the first three-point connecting assembly can be changed according to the model of the tractor and the type of the rear-side mechanical device, the first three-point connecting assembly comprises a first one-point connecting seat 1301 and a first two-point connecting seat 1302; the rear side of the second fixed plate 2 is provided with the first one-point connecting seat 1301, and the rear side of the second fixed plate 2 is provided with the first two-point connecting seat 1302, one connecting rod can be installed on the first one-point connecting seat 1301, and two connecting rods can be installed on the first two-point connecting seat 1302, and the three connecting rods are connected to the rear-side mechanical device to be pulled to realize three-point suspension type fixing, and increase the stability and safety of the connection; the first one-point connecting seat 1301 is arranged above the power output shaft 9, the first two-point connecting seat 1302 is arranged below the first one-point connecting seat, the power output shaft 9 is connected to the rear-side mechanical device to be pulled, and the electric rear-side mechanical device moves.

[0027] Please refer to Figure 5In the embodiment, the tractor rear side is provided with front and rear No. 3 fixed plate 16 and No. 4 fixed plate 17, No. 3 fixed plate 16 and No. 4 fixed plate 17 are movably connected, No. 3 fixed plate 16 rear side is fixedly connected with No. 1 top plate 18, No. 4 fixed plate 17 front side is fixedly connected with No. 2 top plate 19 located below No. 1 top plate 18, No. 1 gear box 3 is screw installed below No. 1 top plate 18, No. 2 gear box 4 is screw installed above No. 2 top plate 19, No. 1 gear box 3 and No. 2 gear box 4 are fixed on No. 3 fixed plate 16 and No. 4 fixed plate 17 by bolts, so that No. 1 gear box 3 and No. 2 gear box 4 can rotate with the fixed plate connected therewith to change the angle.

[0028] When working, first, the staff selects No. 1 fixed plate 1 and No. 2 fixed plate 2 or No. 3 fixed plate 16 and No. 4 fixed plate 17 according to the model of No. 1 gear box 3 and No. 2 gear box 4, when selecting No. 3 fixed plate 16 and No. 4 fixed plate, No. 1 gear box 3 is fixed below No. 1 top plate 18 by bolt and nut, No. 2 gear box 4 is fixed below No. 2 top plate 19 by bolt and nut;

[0029] When selecting No. 1 fixed plate 1 and No. 2 fixed plate 2, No. 1 gear box 3 is installed on No. 1 side plate 5, then No. 1 connecting shaft 6 is connected in No. 1 gear box 3, then No. 2 gear box 4 is installed on No. 2 side plate, then No. 1 fixed plate 1 is installed, shaft sleeve 10 is installed at the bottom end of No. 1 fixed plate 1 and the top end of No. 2 fixed plate 2, then No. 2 connecting shaft 7 is connected between No. 2 gear and No. 1 connecting shaft 6, then pin shaft 11 is inserted into shaft sleeve 10 for fixation, then according to the installation requirement, select the backpack type or three-point suspension type installation,

[0030] If it is backpack type installation, first, backpack plate 12 is installed on the tractor, then No. 1 fixed plate 1 of the steering device and backpack plate 12 are fixedly installed, power input shaft 8 is connected with the tractor, then according to the model and type of rear side traction device, No. 1 one-point connecting seat 1301 is installed, then No. 1 two-point connecting seat 1302 is installed, then the rear side traction device is connected with power output shaft 9, then the rear side traction device and No. 1 three-point connecting assembly are connected by using connecting rod, after the tractor starts, it will pull and drive the rear side machine to move, when steering, the tractor drives No. 1 fixed plate 1 fixedly connected with it through backpack plate 12 to steer, No. 1 fixed plate 1 changes the angle, the power of the tractor is transmitted to No. 1 gear box 3 through power input shaft 8, then transmitted to No. 2 gear box 4 through No. 1 connecting shaft 6 and No. 2 connecting shaft 7, through the steering and speed changing of No. 1 gear box 3 and No. 2 gear box 4, the power is transmitted from power output shaft 9 to the rear side machine to drive it to steer;

[0031] If it is a three-point suspension installation, according to the model of the tractor, install the third one-point connecting seat 1501 and the second two-point connecting seat 1502, then connect the tractor and the power input end, and then use the connecting rod to connect and fix the tractor and the second three-point connecting assembly, then according to the model and type of the rear machine, install the second one-point connecting seat 14, then connect the machine and the power output shaft 9, and then use the connecting rod to connect the machine and the third one-point connecting seat 1501, after the tractor starts, it will pull and drive the rear machine to move, when turning, the tractor drives the first fixed plate 1 fixed by the second three-point connecting assembly to turn, the first fixed plate 1 changes the angle, the power of the tractor is transmitted to the first gear box 3 through the power input shaft 8, then transmitted to the second gear box 4 through the first connecting shaft 6 and the second connecting shaft 7, through the steering and speed change of the first gear box 3 and the second gear box 4, the power is transmitted from the power output shaft 9 to the rear machine, driving it to turn.

[0032] Through the above steps, the movable connecting first fixed plate 1 and the second fixed plate 2 are installed between the tractor and the pulled machine, the first fixed plate 1 and the second fixed plate 2 are installed between the first gear box 3 and the second gear box 4, when the tractor turns, it will drive the connected first fixed plate 1 and first gear box 3 to change the angle, the power output by the tractor is input into the first gear box 3 through the power input shaft 8, then transmitted to the second gear box 4 through the first connecting shaft 6 and the second connecting shaft 7, through the steering and speed change of the first gear box 3 and the second gear box 4, the power is input from the power output shaft 9 to the rear device, realizing the transmission of power, avoiding the rear machine from being stuck, to solve the problem that the existing tractor is directly connected with the rear traction machine, which has certain limitations in angle and is easy to be stuck when turning.

Claims

1. A tractor-drawn anti-stall transmission steering device, comprising a first fixed plate (1) and a second fixed plate (2); characterized in that: Also include a gear box (3) and two gear box (4), tractor rear side is provided with front and rear relative to the first fixed plate (1) and the second fixed plate (2), the first fixed plate (1) and the second fixed plate (2) between the movable connection, the first fixed plate (1) rear side fixed connection has left and right relative to the first side plate (5), the second fixed plate (2) front side fixed connection and the first side plate (5) upper and lower relative to the second side plate, between the two first side plate (5) is installed with a gear box (3), two gear box (4) is installed between the two second side plate, the first gear box (3) is installed with a first connecting shaft (6), the second gear box (4) is installed with a second connecting shaft (7), the second connecting shaft (7) is movably connected to the first connecting shaft (6), the tractor and the first gear box (3) between the connection has a power input shaft (8), the second gear box (4) is connected with the power output shaft (9) through the second fixed plate (2), the first fixed plate (1) and the second fixed plate (2) opposite side is installed with upper and lower relative to the shaft sleeve (10), the shaft sleeve (10) is inserted with the pin shaft (11).

2. The anti-stall power steering device for tractor-drawn vehicles according to claim 1, characterized in that: The first fixed plate (1) front side is installed with two back plate (12) which is fixed on the tractor and left and right relative, the second fixed plate (2) rear side is installed with a three point connection component.

3. The anti-stall power steering device for tractor-drawn vehicles according to claim 2, characterized in that: The first three point connection component includes a one point connection seat (1301) and a two point connection seat (1302); the second fixed plate (2) rear side is installed with a one point connection seat (1301), and the second fixed plate (2) rear side is installed with a two point connection seat (1302).

4. The anti-stall power steering device for tractor-drawn vehicles according to claim 3, characterized in that: The first one point connection seat (1301) is arranged above the power output shaft (9), and the first two point connection seat (1302) is arranged below the first one two seat.

5. The anti-stall power steering device for tractor-drawn implements according to claim 1, characterized in that: The first fixed plate (1) front side is installed with a second three point connection component, and the second fixed plate (2) rear side is fixedly connected with a second one point connection seat (14) below the power output shaft (9).

6. A hitch ball anti-jamming steering device for a tractor trailer as set forth in claim 5, wherein: The second three point connection component includes a third one point connection seat (1501) and a second two point connection seat (1502); the first fixed plate (1) front side is installed with a third one point connection seat (1501), and the first fixed plate (1) front side is installed with a second three point connection seat.

7. A hitch ball anti-jamming steering device for a tractor-drawn vehicle according to claim 6, characterised in that: The third one point connection seat (1501) is arranged above the power input shaft (8), and the second three point connection seat is arranged below the third one point connection seat (1501).

8. The anti-stall power steering device for tractor-drawn implements according to claim 1, characterized in that: The tractor rear side is provided with front and rear relative to the third fixed plate (16) and the fourth fixed plate (17), the third fixed plate (16) and the fourth fixed plate (17) between the movable connection, the third fixed plate (16) rear side fixed connection has a first roof (18), the fourth fixed plate (17) front side fixed connection has a second roof (19) below the first roof (18), the first gear box (3) is screw mounted below the first roof (18), and the second gear box (4) is screw mounted above the second roof (19).

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