CN215153729U - Swing rod traction device - Google Patents
Swing rod traction device Download PDFInfo
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- CN215153729U CN215153729U CN202120938183.7U CN202120938183U CN215153729U CN 215153729 U CN215153729 U CN 215153729U CN 202120938183 U CN202120938183 U CN 202120938183U CN 215153729 U CN215153729 U CN 215153729U
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Abstract
A swing rod traction device comprises a traction seat and a swing rod detachably connected with the traction seat, wherein the traction seat comprises a connecting plate and a traction plate, and the connecting plate is fixedly connected with the traction plate through two side plates; the connecting plate is provided with an opening part, the traction plate is provided with a fixing hole and a plurality of positioning holes, and the circle centers of the positioning holes are all positioned on an arc which is equidistant to the circle center of the fixing hole; the swing rod is fixedly connected with the traction plate through a fixing pin and a positioning pin which are inserted into the fixing hole and the positioning hole, the tail end of the swing rod is provided with a traction hole, and a traction pin is inserted into the traction hole. The utility model can meet the power output requirement of the rear power output shaft and realize traction operation at the same time; the utility model discloses can make and be drawn the machines atress condition more reasonable, turn to the resistance moment and diminish, guarantee that tractor unit is in best straight line travel state constantly, can also realize that the machines pull partially, satisfy the demand of the more operating modes of tractor unit.
Description
Technical Field
The utility model relates to a pull technical field, especially relate to a pendulum rod draw gear.
Background
At present, most of wheeled tractors produced in China adopt fixed type traction devices, as shown in fig. 5, although the device is simple in structure, once the tractor deviates when dragging machines, the driving direction is difficult to correct, and particularly for the tractor with rear power output, the traction device with the structure can influence the normal use of the rear power output shaft and cannot meet the normal traction requirement.
Therefore, a swing rod traction device is needed, which can realize traction operation under the condition of meeting the power output requirement of a rear power output shaft; simultaneously, can make the machines and tools atress condition of being drawn more reasonable, turn to the moment and diminish, guarantee that tractor unit is in best straight line driving state constantly, can also realize that the machines draws partially, satisfy the demand of the more operating modes of tractor unit.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the swing rod traction device is provided, and can realize traction operation under the condition of meeting the power output requirement of a rear power output shaft; simultaneously, can make the machines and tools atress condition of being drawn more reasonable, turn to the moment and diminish, guarantee that tractor unit is in best straight line driving state constantly, can also realize that the machines draws partially, satisfy the demand of the more operating modes of tractor unit.
In order to solve the technical problem, the technical scheme of the utility model is that:
a swing rod traction device comprises a traction seat and a swing rod detachably connected with the traction seat, wherein the traction seat comprises a connecting plate and a traction plate which are fixedly installed at the rear end and the bottom of a rear axle box body respectively, and the connecting plate and the traction plate are fixedly connected through two side plates;
the connecting plate is provided with an opening part for avoiding the power output shaft, the traction plate is provided with a fixing hole and a plurality of positioning holes, and the circle centers of the positioning holes are all positioned on an arc which is equidistant between the circle centers of the fixing hole;
the swing rod is fixedly connected with the traction plate through a fixing pin and a positioning pin which are inserted into the fixing hole and the positioning hole, the tail end of the swing rod is provided with a traction hole, and a traction pin is inserted into the traction hole.
Preferably, the traction plate comprises a first traction plate and a second traction plate positioned below the first traction plate, and the first traction plate is fixedly connected with the bottom of the rear axle box body;
the first traction plate, the second traction plate and the two side plates are fixedly connected to form a cavity for containing the swing rod, and the fixing holes and the positioning holes penetrate through the first traction plate and the second traction plate.
Preferably, the swing rod comprises a first swing rod connected with the traction plate in a pin mode, a through hole matched with the fixing hole and the positioning hole is formed in the first swing rod, the fixing pin is inserted between the fixing hole and the through hole, and the positioning pin is inserted between the positioning hole and the through hole;
the first swing rod is fixedly provided with a second swing rod, and the second swing rod comprises a connecting part fixedly connected with the first swing rod, a bending part and a traction part jointly drawn by the tail end of the first swing rod;
the traction hole penetrates through the traction part and the first swing rod, and the traction pin penetrates through the traction part and the first swing rod.
Preferably, the bottom ends of the fixing pin, the positioning pin and the traction pin are all provided with spring locking pins.
Preferably, the connecting plate is fixedly connected with the rear end of the rear axle box body and the traction plate is fixedly connected with the bottom of the rear axle box body through bolts.
Preferably, the positioning holes are located on one side far away from the connecting plate.
Preferably, a reinforcing plate is obliquely and fixedly installed between the connecting plate and the traction plate, and the reinforcing plate is fixedly connected with the two side plates;
the bottom of the reinforcing plate is located between the positioning hole and the fixing hole, the top of the reinforcing plate is located below the opening portion, and the reinforcing plate is provided with a mounting hole corresponding to the fixing hole.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
through the utility model, the traction seat is arranged, the traction seat comprises the connecting plate and the traction plate, the connecting plate is provided with the opening part, the power output shaft can be avoided through the arrangement of the opening part, and the traction operation is realized under the condition of meeting the power output requirement of the rear power output shaft; fixed orifices and a plurality of locating hole have been seted up on the traction plate, in-process pulling the machines through the pendulum rod, through the cartridge in the fixed orifices between pendulum rod and the traction plate, the fixed pin in the fixed pin, locating pin fixed connection, the centre of a circle of a plurality of locating holes all is located the circular arc with the equidistance between the centre of a circle of fixed hole, when pulling, the locating hole uses with fixed hole cooperation pin joint, change the orientation of pendulum rod, realize that the pendulum rod pulls, can make and be pulled machines atress condition more reasonable, turn to the resistance moment and diminish, guarantee that tractor unit is in best straight line travel state constantly, the traction hole has been seted up to the end of pendulum rod, it has the towing pin to peg graft in the traction hole, to be pulled machines and pendulum rod fixed connection, realize pulling operation, moreover, the steam generator is simple in structure, convenient disassembly.
Through the utility model discloses in, the traction plate includes first traction plate and second traction plate, and fixed connection between the bottom of first traction plate and rear axle box is compared in the mode that original simple adoption connecting plate carried out fixed connection, has improved the pull strength of traction plate, simultaneously, constitutes the appearance chamber that holds the pendulum rod with second traction plate, both sides board cooperation, and the pendulum rod is convenient for fix, and it is convenient to dismantle, simple structure.
Through the utility model discloses in, the bottom of fixed pin, locating pin and towing pin all is equipped with the spring lockpin. The setting of spring lockpin has guaranteed the reliability of fixed pin, locating pin and towing pin in the use, prevents to drop, has improved the security.
Through the utility model discloses in, be provided with the reinforcing plate, the bottom of reinforcing plate is located between locating hole and the fixed orifices, and the top of reinforcing plate is located the below of opening, sets up the mounting hole that corresponds with the fixed orifices position on the reinforcing plate, and the setting of reinforcing plate has improved the utility model discloses a traction capacity simultaneously, because the bottom of reinforcing plate is located between locating hole and the fixed orifices, is convenient for change the position of locating pin, and then is convenient for change the position of pendulum rod, and the adjustment of being convenient for is pulled the direction of machines, has improved the result of use.
To sum up, the utility model can realize traction operation under the condition of meeting the power output requirement of the rear power output shaft; simultaneously, can make the machines and tools atress condition of being drawn more reasonable, turn to the moment and diminish, guarantee that tractor unit is in best straight line driving state constantly, can also realize that the machines draws partially, satisfy the demand of the more operating modes of tractor unit.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the opening;
FIG. 3 is a schematic view of the embodiment of the present invention assembled to a rear axle housing;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic view of a conventional draft gear;
in the figure:
1. a traction seat; 2. a swing rod; 21. a drawing hole; 22. a first swing link; 23. a second swing link; 231. a connecting portion; 232. a bending section; 233. a traction part; 3. a connecting plate; 4. a traction plate; 41. a first traction plate; 42. a second traction plate; 43. a fixing hole; 44. positioning holes; 5. a side plate; 6. an opening part; 71. a fixing pin; 72. positioning pins; 73. a tow pin; 74. a spring lock pin; 8. a reinforcing plate; 81. mounting holes; 9. a rear axle housing; 91. and a power output shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 4, the utility model discloses a pull seat 1 and with pull seat 1 can dismantle the pendulum rod 2 of being connected, pull seat 1 including respectively fixed mounting in connecting plate 3 and the traction plate 4 of rear axle box 9 rear end and bottom, through both sides board 5 fixed connection between connecting plate 3 and the traction plate 4.
The connecting plate 3 is provided with an opening part 6 for avoiding the power output shaft 91, the opening part 6 is arranged to avoid the power output shaft 91, and traction operation is realized under the condition that the power output requirement of the rear power output shaft 91 is met; the traction plate 4 is provided with a fixing hole 43 and a plurality of positioning holes 44, the circle centers of the positioning holes 44 are located on the circular arcs which are equidistant with the circle center of the fixing hole 43, and the positioning holes 44 are located on one side far away from the connecting plate 3.
Preferably, the number of the positioning holes 44 is 3, and a connecting line between the circle center of the positioning hole 44 located in the middle and the circle center of the fixing hole 43 is located on the central line of the swing rod 2, so that the requirement of linear traction is met; the positioning holes 44 at both sides are equidistant from the positioning holes 44 at the middle position.
The connecting plate 3 is fixedly connected with the rear end of the rear axle box body 9 and the traction plate 4 is fixedly connected with the bottom of the rear axle box body 9 through bolts.
The traction plate 4 comprises a first traction plate 41 and a second traction plate 42 located below the first traction plate 41, the first traction plate 41 is fixedly connected with the bottom of the rear axle box 9, the first traction plate 41, the second traction plate 42 and the two side plates 5 are fixedly connected, a containing cavity used for containing the swing rod is formed jointly, and the fixing hole 43 and the plurality of positioning holes 44 penetrate through the first traction plate 41 and the second traction plate 42. Adopt the mode of fixed connection between the bottom of first traction plate 41 and rear axle box 9, compare in original simple mode that adopts connecting plate 3 to carry out fixed connection, improved traction plate 4's traction strength, simultaneously, constitute the appearance chamber that holds pendulum rod 2 with second traction plate 42, the cooperation of both sides board 5, be convenient for fixed pendulum rod 2, it is convenient to dismantle, simple structure.
The swing rod 2 is fixedly connected with the traction plate 4 through a fixing pin 71 and a positioning pin 72 which are inserted into the fixing hole 43 and the positioning hole 44, the tail end of the swing rod 2 is provided with a traction hole 21, and a traction pin 73 is inserted into the traction hole 21.
The swing rod 2 comprises a first swing rod 22 connected with the traction plate 4 through a pin, a through hole matched with the fixing hole 43 and the positioning hole 44 is formed in the first swing rod 22, a fixing pin 71 is inserted between the fixing hole 43 and the through hole, and a positioning pin 72 is inserted between the positioning hole 44 and the through hole. The circle centers of the positioning holes 44 are located on the circular arcs which are equidistant to the circle centers of the fixing holes 43, when the tractor is pulled, the positioning holes 44 are matched with the fixing holes 43 in a pin joint mode for use, the orientation of the swing rod 2 is changed, the swing rod 2 is pulled, the arrangement of the swing rod 2 enables the stress condition of a pulled machine tool to be more reasonable, the steering resistance moment is reduced, and the tractor unit is guaranteed to be in the best straight line running state constantly.
Fixed mounting has second pendulum rod 23 on the first pendulum rod 22, second pendulum rod 23 include with first pendulum rod 22 fixed connection's connecting portion 231, kink 232 and with the terminal portion 233 that pulls jointly of first pendulum rod 22, the portion 233 that pulls is run through to pull hole 21, pull the setting of portion 233 and first pendulum rod 22, towing pin 73 runs through and pulls portion 233 and first pendulum rod 22 setting, towing pin 73's setting will be pulled machines and pendulum rod 2 fixed connection, realize pulling the operation, moreover, the steam generator is simple in structure, and it is convenient to dismantle.
The reinforcing plate 8 is fixedly installed between the connecting plate 3 and the traction plate 4 in an inclined mode, the reinforcing plate 8 is fixedly connected with the two side plates 5, the bottom of the reinforcing plate 8 is located between the positioning hole 44 and the fixing hole 43, the top of the reinforcing plate 8 is located below the opening portion 6, and the reinforcing plate 8 is provided with a mounting hole 81 corresponding to the fixing hole 43 in position. The setting of reinforcing plate 8 has improved the utility model discloses a traction capacity, simultaneously, because the bottom of reinforcing plate 8 is located between locating hole 44 and the fixed orifices 43, be convenient for change locating pin 72's position, and then be convenient for change pendulum rod 2's position, the adjustment of being convenient for is pulled the direction of pulling of machines, has improved the result of use.
The bottom ends of the fixing pin 71, the positioning pin 72 and the pulling pin 73 are all provided with a spring locking pin 74. The arrangement of the spring lock pin 74 ensures the reliability of the fixing pin 71, the positioning pin 72 and the traction pin 73 in the use process, prevents the falling off and improves the safety.
As shown in fig. 1 to 5, the utility model discloses when using, install connecting plate 3, first traction plate 41 in the rear axle box 9 rear end through the bolt will be pull seat 1, opening 6 is located power output shaft 91's periphery, leaves sufficient workspace for power output shaft 91, other machines of the follow-up drive of power output shaft 91 of being convenient for. The swing rod 2 is inserted into the accommodating cavity through the first swing rod 22, the swing rod 2 is fixed through the fixing pin 71 and the positioning pin 72, the position of the positioning pin 72 in different positioning holes 44 is changed to change the traction direction to meet different operation environments or operation requirements, the tractor is guaranteed to be in the best working state constantly, after the traction position is determined, traction is carried out on a towed machine tool through the traction pin 73 on the swing rod 2, the original fixed traction device is changed, and the traction mode of the towed machine tool is changed. The first traction plate 41 is matched with the first swing rod 22 for use, so that the stress condition of a towed machine is more reasonable, the steering resistance moment is reduced, and the tractor unit is ensured to be in the optimal straight line driving state all the time. The utility model discloses in, the field personnel can overturn second pendulum rod 23 according to actual site conditions, and second pendulum rod 23 is located the below of first pendulum rod 22, realizes the mode that the low position was pull, has satisfied the lower area of position and has pull the requirement of pulling of machines, has expanded application scope, specifically can change the position of second pendulum rod 23 according to actual need, no longer has repeated here.
To sum up, the utility model can realize traction operation under the condition of meeting the power output requirement of the rear power output shaft; meanwhile, the stress condition of the towed machine is more reasonable, the steering resistance moment is reduced, the tractor unit is guaranteed to be in the best straight line driving state constantly, machine deflection towing can be achieved, and the requirement of the tractor unit for more working conditions is met.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A swing rod traction device comprises a traction seat and a swing rod detachably connected with the traction seat, and is characterized in that,
the traction seat comprises a connecting plate and a traction plate which are fixedly arranged at the rear end and the bottom of the rear axle box body respectively, and the connecting plate is fixedly connected with the traction plate through two side plates;
the connecting plate is provided with an opening part for avoiding the power output shaft, the traction plate is provided with a fixing hole and a plurality of positioning holes, and the circle centers of the positioning holes are all positioned on an arc which is equidistant between the circle centers of the fixing hole;
the swing rod is fixedly connected with the traction plate through a fixing pin and a positioning pin which are inserted into the fixing hole and the positioning hole, the tail end of the swing rod is provided with a traction hole, and a traction pin is inserted into the traction hole.
2. The pendulum traction apparatus of claim 1, wherein the traction plate comprises a first traction plate and a second traction plate located below the first traction plate, the first traction plate being fixedly attached to the bottom of the rear axle housing;
the first traction plate, the second traction plate and the two side plates are fixedly connected to form a cavity for containing the swing rod, and the fixing holes and the positioning holes penetrate through the first traction plate and the second traction plate.
3. The swing rod traction device as claimed in claim 1, wherein the swing rod comprises a first swing rod which is connected with the traction plate through a pin, the first swing rod is provided with a through hole which is matched with the fixing hole and the positioning hole, the fixing pin is inserted between the fixing hole and the through hole, and the positioning pin is inserted between the positioning hole and the through hole;
the first swing rod is fixedly provided with a second swing rod, and the second swing rod comprises a connecting part fixedly connected with the first swing rod, a bending part and a traction part jointly drawn by the tail end of the first swing rod;
the traction hole penetrates through the traction part and the first swing rod, and the traction pin penetrates through the traction part and the first swing rod.
4. The swing link pulling apparatus according to claim 3, wherein the fixing pin, the positioning pin and the bottom end of the pulling pin are provided with spring locking pins.
5. The swing link pulling apparatus according to claim 1, wherein the connection plate is fixedly connected to the rear end of the rear axle box and the bottom of the rear axle box by bolts.
6. The swing link pulling apparatus according to claim 1, wherein a plurality of the positioning holes are located on a side away from the connecting plate.
7. The swing rod pulling device according to claim 6, wherein a reinforcing plate is fixedly arranged between the connecting plate and the pulling plate in an inclined manner, and the reinforcing plate is fixedly connected with the two side plates;
the bottom of the reinforcing plate is located between the positioning hole and the fixing hole, the top of the reinforcing plate is located below the opening portion, and the reinforcing plate is provided with a mounting hole corresponding to the fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120938183.7U CN215153729U (en) | 2021-04-30 | 2021-04-30 | Swing rod traction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120938183.7U CN215153729U (en) | 2021-04-30 | 2021-04-30 | Swing rod traction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215153729U true CN215153729U (en) | 2021-12-14 |
Family
ID=79366145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120938183.7U Active CN215153729U (en) | 2021-04-30 | 2021-04-30 | Swing rod traction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215153729U (en) |
-
2021
- 2021-04-30 CN CN202120938183.7U patent/CN215153729U/en active Active
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