CN216002760U - Automobile steering pull rod with tensile structure - Google Patents
Automobile steering pull rod with tensile structure Download PDFInfo
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- CN216002760U CN216002760U CN202121948992.2U CN202121948992U CN216002760U CN 216002760 U CN216002760 U CN 216002760U CN 202121948992 U CN202121948992 U CN 202121948992U CN 216002760 U CN216002760 U CN 216002760U
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- connecting rod
- forging
- pull rod
- tensile structure
- axial
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Abstract
The automobile steering pull rod with the tensile structure comprises an inner pull rod connected with an automobile steering rocker arm and an outer pull rod connected with an automobile steering knuckle arm, wherein the outer pull rod is connected with the inner pull rod through threads; the first thread section of the second forging connecting rod is axially matched and in threaded connection with the thread groove of the first forging connecting rod, and a tensile structure used for keeping the axial connection stability of the first forging connecting rod and the second forging connecting rod is axially arranged on the outer side of the threaded connection position. The utility model can reduce the axial stress directly generated on the steering drag link in the steering driving process of the automobile, effectively ensure the axial connection stability between the outer drag link and the inner drag link and effectively prolong the service life of the steering drag link.
Description
Technical Field
The utility model belongs to the technical field of automobile parts, and particularly relates to an automobile steering pull rod with a tensile structure.
Background
The steering tie rod of the automobile is an important part in the steering mechanism of the automobile, and directly influences the stability of the operation of the automobile, the safety of the operation and the service life of tires. The automobile steering pull rod is divided into two types, namely a steering drag rod and a steering tie rod; the steering drag link undertakes the task of transferring the motion of the steering rocker arm to the knuckle arm; the tie rod is the bottom edge of the steering trapezoid mechanism and is a key component for ensuring the right and left steering wheels to generate correct motion relation.
The existing automobile steering drag link adopts a sectional structure and is generally formed by connecting and combining an outer pull rod and an inner pull rod through threads; the automobile can produce axial stress to the drag link that turns to in the driving process that turns to, especially to driving for a long time on the too much road surface in bend, the automobile frequently turns to can directly influence the axial connection stability between outer pull rod and the inner pull rod, shortens the life of steering drag link.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides an automobile steering pull rod with a tensile structure, and the specific technical scheme is as follows:
the automobile steering pull rod with the tensile structure comprises an inner pull rod connected with an automobile steering rocker arm and an outer pull rod connected with an automobile steering knuckle arm, wherein the outer pull rod is connected with the inner pull rod through threads;
the outer pull rod comprises a first forging connecting rod, one end of the first forging connecting rod is integrally connected with a first ball head seat, a first ball head pin is arranged in the first ball head seat and connected with the automobile steering knuckle arm, and a threaded groove is axially formed in the other end of the first forging connecting rod;
the inner pull rod comprises a second forging connecting rod, one end of the second forging connecting rod is integrally connected with a second ball head seat, a second ball head pin is arranged in the second ball head seat and connected with the automobile steering rocker arm, and a first thread section is formed in the circumferential direction of the other end of the second forging connecting rod;
the first thread section of the second forging connecting rod is axially matched and in threaded connection with the thread groove of the first forging connecting rod, and a tensile structure used for keeping the axial connection stability of the first forging connecting rod and the second forging connecting rod is axially arranged on the outer side of the threaded connection position.
Further, the tensile structure comprises a first circular plate axially and fixedly connected with the end part of the first forging connecting rod, a second circular plate axially and fixedly connected with the second forging connecting rod, and a locking connecting piece for connecting the first circular plate and the second circular plate;
one end of the locking connecting piece is in axial sliding limit connection with the first circular plate, and the other end of the locking connecting piece is detachably connected with the second circular plate.
Furthermore, at least more than four first through holes are uniformly formed in the circumferential direction of the end face of the first circular ring plate in a penetrating manner; at least more than four second through holes are uniformly formed in the end face of the second circular ring plate in a penetrating mode in the circumferential direction, and each second through hole and each first through hole are located on the same central axis respectively;
the locking connection piece comprises a third circular ring plate, the third circular ring plate is connected with the first forging connecting rod in an axial sliding mode, the third circular ring plate is arranged between the first circular ring plate and the first ball seat, the third circular ring plate faces towards the end face of one side of the first circular ring plate, the end face of one side of the first circular ring plate is circumferentially and uniformly and vertically connected with at least more than four connecting rods, the connecting rods sequentially slide to penetrate through the first through holes and the second through holes correspondingly, the connecting rods stretch out the end portion of the outer side of the second through holes is circumferentially provided with a second thread section, and locking nuts are matched with the second thread section in an axial threaded mode.
Furthermore, a dustproof damping structure is arranged on the outer side of the tensile structure;
the dustproof shock absorption structure comprises an elastic rubber sleeve axially arranged on the second forging connecting rod in a sliding mode and a connecting rubber plate axially and fixedly arranged on the first forging connecting rod, and an annular clamping groove is formed in the end face, facing one side of the tensile structure, of the connecting rubber plate;
elastic rubber sleeve one end axial slip spacing connect in the tensile structure outside, the other end with connect the fixed joint of ring groove of offset plate.
Further, the elastic rubber sleeve comprises a telescopic rubber tube with a corrugated structure, the telescopic rubber tube is sleeved with an axial clearance of the telescopic rubber tube and is located outside the tensile structure, one end of the telescopic rubber tube is axially integrated and is butted with a sliding rubber tube with a conical structure, an annular ring at the outer end of the sliding rubber tube is connected with a second forging connecting rod in a sliding fit mode, and the other end of the telescopic rubber tube is axially integrated and is butted with an annular clamping groove axially clamped and matched annular clamping ring.
The utility model has the beneficial effects that:
according to the utility model, the tensile structure for keeping the axial connection stability of the first forging connecting rod and the second forging connecting rod of the inner pull rod is axially arranged on the outer side of the threaded connection part between the first forging connecting rod of the outer pull rod and the second forging connecting rod of the inner pull rod, so that the axial stress directly generated to the steering drag rod in the steering driving process of an automobile can be reduced, the axial connection stability between the outer pull rod and the inner pull rod is effectively ensured, and the service life of the steering drag rod is effectively prolonged.
Drawings
FIG. 1 is a schematic view of a prior art automotive tie rod configuration;
FIG. 2 is a schematic structural view illustrating the dust-proof shock-absorbing structure according to the present invention when closed;
FIG. 3 is a schematic view illustrating the structure of the present invention when the dustproof shock-absorbing structure is opened;
FIG. 4 is a schematic view showing the structure of a connection rubber sheet in the present invention;
fig. 5 is a schematic structural view illustrating a tensile structure in the present invention;
FIG. 6 is a schematic view showing the structure of a first annular plate according to the present invention;
FIG. 7 is a schematic view showing the structure of a second annular plate according to the present invention;
fig. 8 shows a schematic view of the construction of the locking connection according to the utility model.
Shown in the figure: 1. an outer pull rod; 11. a first forged connecting rod; 111. a thread groove; 12. a first ball cup seat; 13. a first ball stud; 2. an inner pull rod; 21. a second forged connecting rod; 211. a first thread segment; 22. a second ball cup seat; 23. a second ball stud; 3. a dustproof shock-absorbing structure; 31. an elastic rubber sleeve; 311. a telescopic rubber tube; 312. sliding the rubber tube; 3121. an annular collar; 313. an annular collar; 32. connecting the rubber plates; 321. an annular neck; 4. a tensile structure; 41. a first annular plate; 411. a first through hole; 42. a second annular plate; 421. a second through hole; 43. locking the connecting piece; 431. a third annular plate; 432. a connecting rod; 433. a second thread segment; 434. and locking the nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 1 and 3, the automobile steering tie rod with the tensile structure comprises an inner tie rod 2 connected with an automobile steering rocker arm and an outer tie rod 1 connected with an automobile steering knuckle arm, wherein the outer tie rod 1 is connected with the inner tie rod 2 through threads;
the outer pull rod 1 comprises a first forging connecting rod 11, one end of the first forging connecting rod 11 is integrally connected with a first ball head seat 12, a first ball head pin 13 is arranged in the first ball head seat 12, the first ball head pin 13 is connected with an automobile steering knuckle arm, and a threaded groove 111 is axially formed in the other end of the first forging connecting rod 11;
the inner pull rod 2 comprises a second forging connecting rod 21, one end of the second forging connecting rod 21 is integrally connected with a second ball head seat 22, a second ball head pin 23 is arranged in the second ball head seat 22, the second ball head pin 23 is connected with the automobile steering rocker arm, and a first thread section 211 is formed in the circumferential direction of the other end of the second forging connecting rod 21;
the first thread section 211 of the second forged connecting rod 21 is axially and cooperatively screwed with the thread groove 111 of the first forged connecting rod 11, and a tensile structure 4 for keeping the axial connection between the first forged connecting rod 11 and the second forged connecting rod 21 stable is axially arranged outside the screwed connection.
Adopt above-mentioned technical scheme, it is used for keeping the stable tensile structure 4 of first forging connecting rod 11 and the second forging connecting rod 21 axial connection to forge the connecting rod 21 through the first forging connecting rod 11 of outer pull rod 1 and the second of inner pull rod 2 outside axial be provided with, can alleviate the automobile and turn to the axial stress that the in-process directly produced to the drag link turning like this, effectively guarantee the axial connection stability between outer pull rod 1 and the inner pull rod 2, the life of drag link turning has effectively been prolonged.
As shown in fig. 5, the tensile structure 4 includes a first annular plate 41 axially fixedly connected to the end of the first forged connecting rod 11, a second annular plate 42 axially fixedly connected to the second forged connecting rod 21, and a locking connector 43 for connecting the first annular plate 41 and the second annular plate 42;
one end of the locking connecting piece 43 is in axial sliding limit connection with the first circular plate 41, and the other end is detachably connected with the second circular plate 42.
By adopting the technical scheme, the threaded connection stability between the outer pull rod 1 and the inner pull rod 2 is further improved by axially connecting and assembling the first circular plate 41, the second circular plate 42 and the locking connecting piece 43; one end of the locking connecting piece 43 is connected with the first circular ring plate 41 in an axial sliding limiting way, and the other end is detachably connected with the second circular ring plate 42, so that the outer pull rod 1 and the inner pull rod 2 can be conveniently detached and assembled.
As shown in fig. 6 to 8, at least four first through holes 411 are uniformly formed through the end surface of the first annular plate 41 in the circumferential direction; at least more than four second through holes 421 are uniformly formed in the end surface of the second annular plate 42 in a penetrating manner in the circumferential direction, and each second through hole 421 and each first through hole 411 are respectively located on the same central axis;
the locking connector 43 includes a third annular plate 431, the third annular plate 431 with the first axial sliding connection that forges connecting rod 11, just the third annular plate 431 is arranged in first annular plate 41 with between the first bulb seat 12, third annular plate 431 orientation the even perpendicular connecting rod 432 more than four of at least being connected with of terminal surface circumference on one side of first annular plate 41, connecting rod 432 slides in proper order and passes corresponding with it first through-hole 411 and second through-hole 421, connecting rod 432 stretches out the tip circumference in the second through-hole 421 outside is provided with second screw thread section 433, axial spiro union has lock nut 434 on the second screw thread section 433.
Adopt above-mentioned technical scheme, a plurality of connecting rods 432 circumference is even perpendicular to be connected on the terminal surface of third ring plate 431, can avoid like this to alternate connecting rod 432 in first through-hole 411 and second through-hole 421 one by one, and not only convenient operation, work efficiency also can improve moreover.
As shown in fig. 2 to 4, a dustproof shock-absorbing structure 3 is arranged outside the tensile structure 4;
the dustproof shock absorption structure 3 comprises an elastic rubber sleeve 31 axially slidably arranged on the second forging connecting rod 21 and a connecting rubber plate 32 axially fixedly arranged on the first forging connecting rod 11, and an annular clamping groove 321 is formed in the end face, facing the tensile structure 4, of the connecting rubber plate 32;
By adopting the technical scheme, the dustproof shock absorption structure 3 can prevent external dust or rainwater from resisting the erosion of the tensile structure 4 and the threaded connection part of the first forging connecting rod 11 and the second forging connecting rod 21, and effectively prolongs the service life of the tensile structure 4 and the threaded connection part of the first forging connecting rod 11 and the second forging connecting rod 21; in addition, whole dustproof shock-absorbing structure 3 comprises with being connected the flitch 32 detachably butt joint by elastic rubber sleeve 31, can not influence the dismouting between tensile structure 4 and first forging connecting rod 11 and the second forging connecting rod 21, and in addition, elastic rubber sleeve 31 has the function of absorbing vibrations and noise reduction to prevent that the vibrations in the automobile driving process continue to transmit to the steering wheel along the car steering rocker arm on, eliminated the vibrations of steering wheel, improved the travelling comfort of driver's operation.
As shown in fig. 3, elastic rubber sleeve 31 includes corrugated structure's flexible rubber tube 311, flexible rubber tube 311 axle clearance cover is located the 4 outsides of tensile structure, the one end axial integration of flexible rubber tube 311 is docked the slip rubber tube 312 that has the toper structure, the annular lasso 3121 of slip rubber tube 312 outer end with connecting rod 21 sliding fit is connected to the second, the other end axial integration of flexible rubber tube 311 be docked have with ring groove 321 axial joint complex annular rand 313.
By adopting the technical scheme, one end of the telescopic rubber tube 311 is connected with the second forging connecting rod 21 in a sliding mode, and the other end of the telescopic rubber tube 311 is fixedly clamped with the connecting rubber plate 32, so that vibration and noise can be effectively absorbed and reduced by the axial telescopic motion of the telescopic rubber tube 311 in the driving process of an automobile.
When the locking device is implemented, firstly, the first thread section 211 of the inner pull rod 2 is in threaded fit with the thread groove 111 of the outer pull rod 1, then the connecting rod 432 of the locking connecting piece 43 sequentially slides through the corresponding first through hole 411 and the second through hole 421, the third annular plate 431 is kept attached to the first annular plate 41, and then the locking nut 434 is screwed into the second thread section 433 of each connecting rod 432 one by one to achieve the locking purpose; finally, the annular collar 313 of the elastic rubber sleeve 31 is matched with the annular clamping groove 321 of the connecting rubber plate 32 in a clamping mode.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. Automobile steering pull rod with tensile structure, its characterized in that: the steering mechanism comprises an inner pull rod (2) connected with an automobile steering rocker arm and an outer pull rod (1) connected with an automobile steering knuckle arm, wherein the outer pull rod (1) is connected with the inner pull rod (2) through threads;
the outer pull rod (1) comprises a first forging connecting rod (11), one end of the first forging connecting rod (11) is integrally connected with a first ball head seat (12), a first ball head pin (13) is arranged in the first ball head seat (12), the first ball head pin (13) is connected with an automobile steering knuckle arm, and the other end of the first forging connecting rod (11) is axially provided with a threaded groove (111);
the inner pull rod (2) comprises a second forging connecting rod (21), one end of the second forging connecting rod (21) is integrally connected with a second ball head seat (22), a second ball head pin (23) is arranged in the second ball head seat (22), the second ball head pin (23) is connected with the automobile steering rocker arm, and a first threaded section (211) is formed in the circumferential direction of the other end of the second forging connecting rod (21);
the first thread section (211) of the second forging connecting rod (21) is axially matched and in threaded connection with the thread groove (111) of the first forging connecting rod (11), and a tensile structure (4) for keeping the axial connection stability of the first forging connecting rod (11) and the second forging connecting rod (21) is axially arranged on the outer side of the threaded connection position.
2. The steering linkage with a tensile structure of an automobile according to claim 1, wherein: the tensile structure (4) comprises a first circular plate (41) axially fixedly connected with the end part of the first forging connecting rod (11), a second circular plate (42) axially fixedly connected with the second forging connecting rod (21), and a locking connecting piece (43) used for connecting the first circular plate (41) and the second circular plate (42);
one end of the locking connecting piece (43) is in axial sliding limit connection with the first circular plate (41), and the other end of the locking connecting piece is detachably connected with the second circular plate (42).
3. The steering linkage with a tensile structure of an automobile according to claim 2, wherein: at least more than four first through holes (411) are uniformly formed in the circumferential direction of the end face of the first circular plate (41) in a penetrating manner; at least more than four second through holes (421) are uniformly formed in the circumferential direction of the end face of the second circular plate (42) in a penetrating mode, and each second through hole (421) and each first through hole (411) are located on the same central axis respectively;
locking connection spare (43) include third ring plate (431), third ring plate (431) with first forging connecting rod (11) axial sliding connection, just third ring plate (431) are arranged in first ring plate (41) with between first bulb seat (12), third ring plate (431) orientation the even perpendicular connecting rod (432) that are connected with more than four at least in terminal surface circumference of first ring plate (41) one side, connecting rod (432) slide in proper order and pass corresponding with it first through-hole (411) and second through-hole (421), connecting rod (432) stretch out the tip circumference in second through-hole (421) outside is provided with second screw thread section (433), axial spiro union cooperation has lock nut (434) on second screw thread section (433).
4. The steering linkage with a tensile structure of an automobile according to claim 2, wherein: a dustproof shock absorption structure (3) is arranged on the outer side of the tensile structure (4);
the dustproof shock absorption structure (3) comprises an elastic rubber sleeve (31) which is axially slidably arranged on the second forging connecting rod (21) and a connecting rubber plate (32) which is axially fixedly arranged on the first forging connecting rod (11), and an annular clamping groove (321) is formed in the end face, facing one side of the tensile structure (4), of the connecting rubber plate (32);
elastic rubber sleeve (31) one end axial slip spacing connect in the tensile structure (4) outside, the other end with the fixed joint of ring groove (321) of connecting offset plate (32).
5. The steering linkage with tensile structure of claim 4, wherein: elastic rubber sleeve (31) include corrugated construction's flexible rubber tube (311), flexible rubber tube (311) axle clearance cover is located tensile structure (4) outside, the one end axial integration of flexible rubber tube (311) is docked sliding rubber tube (312) that has the toper structure, the annular lasso (3121) of sliding rubber tube (312) outer end with connecting rod (21) sliding fit is connected in the second forging, the other end axial integration of flexible rubber tube (311) be docked have with ring groove (321) axial joint complex annular rand (313).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121948992.2U CN216002760U (en) | 2021-08-18 | 2021-08-18 | Automobile steering pull rod with tensile structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121948992.2U CN216002760U (en) | 2021-08-18 | 2021-08-18 | Automobile steering pull rod with tensile structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216002760U true CN216002760U (en) | 2022-03-11 |
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ID=80532960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121948992.2U Active CN216002760U (en) | 2021-08-18 | 2021-08-18 | Automobile steering pull rod with tensile structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216002760U (en) |
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2021
- 2021-08-18 CN CN202121948992.2U patent/CN216002760U/en active Active
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