CN209795101U - Vehicle connecting rod and vehicle - Google Patents
Vehicle connecting rod and vehicle Download PDFInfo
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- CN209795101U CN209795101U CN201920157990.8U CN201920157990U CN209795101U CN 209795101 U CN209795101 U CN 209795101U CN 201920157990 U CN201920157990 U CN 201920157990U CN 209795101 U CN209795101 U CN 209795101U
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- connecting rod
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- ball pin
- ball
- metal pipe
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Abstract
The utility model provides a vehicle connecting rod and vehicle, the vehicle connecting rod is used for constituting being connected between stabilizer bar and suspension, just the vehicle connecting rod include the connecting rod body, the connecting rod body is further including the tubular metal resonator that is located the centre to and injection moulding has constructed ball round pin connecting portion on each ball round pin connecting portion at two ball round pin connecting bases at this tubular metal resonator both ends, this vehicle connecting rod is still including installing two ball round pins on two ball round pin connecting portions respectively, and each ball round pin sets up with the ball round pin connecting portion ball hinge that corresponds, is equipped with stabilizer bar connecting portion and suspension connecting portion on the ball round pin at both ends respectively. Vehicle connecting rod simple structure, be convenient for make the shaping, and the cost is lower.
Description
Technical Field
The utility model relates to a vehicle spare part technical field, in particular to vehicle connecting rod, the utility model discloses still relate to an use vehicle that has this vehicle connecting rod.
Background
The automobile transverse stabilizer bar is mainly used for preventing an automobile body from generating overlarge transverse roll when the automobile body turns, and has certain roll elasticity on the premise that the elasticity in the vertical direction is not changed, so that the comfort of the automobile is ensured. The transverse stabilizer bar is a U-shaped spring steel pipe which is arranged in the transverse direction of the vehicle and is respectively fixed on a left and a right suspended lower supporting arms or a shock absorber sliding column through a connecting rod, and two ends of the connecting rod are of spherical hinge structures so as to transmit torque or moment on two sides of the vehicle body.
in the prior art, one form of the connecting rod comprises a connecting rod body positioned in the middle and mounting seats welded at two ends of the connecting rod and used for mounting ball pins, an electrophoretic black paint film or an electroplated metal anticorrosive coating is required on the surface, the process is complex, and the weight is heavy; another form of above-mentioned connecting rod is whole adoption injection moulding, but the plastics material is lower for metal material intensity, and the connecting rod in middle part is longer, takes place flexual deformation easily, moreover because installation space limits, also can not satisfy the intensity requirement through the mode of increase connecting rod body cross-section.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to a vehicle connecting rod, which can reduce weight and has better strength.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
A vehicle connecting rod to form a connection between a stabilizer bar and a suspension, the vehicle connecting rod comprising:
The connecting rod comprises a connecting rod body and a connecting rod body, wherein the connecting rod body comprises a metal pipe and two ball pin connecting seats which are respectively formed at two ends of the metal pipe in an injection molding mode, and ball pin connecting parts are respectively constructed on the ball pin connecting seats;
and the ball pins are arranged in the ball pin connecting parts at the two ends in a ball hinge mode, and transverse stabilizer bar connecting parts and suspension connecting parts are respectively arranged on the ball pins at the two ends of the connecting rod body.
Furthermore, a connection reinforcing unit is respectively constructed between each ball pin connecting seat and the metal pipe.
Further, each of the connection reinforcing units is formed by a plurality of grooves which are arranged around the circumference of the metal pipe and are spaced in the axial direction of the metal pipe.
furthermore, the ball pin connecting part is composed of a hollow ball cavity which is arranged on the ball pin connecting seat and is provided with a press-fitting inlet.
Furthermore, a plurality of lubricating oil grooves are formed on the inner wall of the hollow ball cavity.
Further, an oil storage groove communicated with each lubricating oil groove is formed at the bottom of the hollow ball cavity.
Furthermore, a dustproof sleeve is hermetically connected between the ball pin connecting seat and the ball pin.
furthermore, the dustproof sleeve is sleeved on the ball pin connecting seat, and a clamp spring for tightly holding the dustproof sleeve and the ball pin connecting seat is hooped on the dustproof sleeve.
Furthermore, an annular bulge is constructed on the circumference of the ball pin, a plurality of clamping grooves are constructed on the inner wall of the dustproof sleeve and are arranged along the axial direction of the dustproof sleeve at intervals, and one of the clamping grooves can be selected to form clamping matching with the annular bulge.
Compared with the prior art, the utility model discloses following advantage has:
(1) Connecting rod body of vehicle connecting rod constitute at the ball pin connecting seat at the tubular metal resonator both ends by tubular metal resonator and the injection moulding in the middle of being located, compare in the connecting rod body of plastic material, thereby the middle part pole section part that intensity is lower has adopted the tubular metal resonator to have higher intensity, compares in the connecting rod body of all-metal, weight is lighter, and makes the shaping simple, the cost is lower.
(2) The arrangement of the connection strengthening unit can improve the connection strength of the ball pin connecting seat and the metal pipe.
(3) The groove is simple in structure and convenient to arrange.
(4) The lubricating oil groove can store lubricating oil to lubricate the ball pin, and the service life of the ball pin is prolonged.
(5) The oil storage tank can prevent the accumulation of lubricating oil and influence the lubricating effect.
(6) The arrangement of the dustproof sleeve can reduce the abrasion to the ball pin and prolong the service life of the ball pin
(7) The arrangement of the clamp spring can improve the sealing effect of the dustproof sleeve.
(8) The sealing effect of the dustproof sleeve can be further improved by arranging the clamping grooves.
Another object of the present invention is to provide a vehicle, including a vehicle body provided with a suspension and a stabilizer bar, the stabilizer bar reaches the suspension is connected via a vehicle connecting rod as described above.
The utility model discloses a vehicle has the same beneficial effect with foretell vehicle connecting rod, no longer gives unnecessary details here.
Drawings
the accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
Fig. 1 is an isometric view of a connecting rod body according to a first embodiment of the present invention;
Fig. 2 is an isometric view of a vehicle connecting rod according to a first embodiment of the present invention;
Fig. 3 is an exploded view of a vehicle connecting rod according to a first embodiment of the present invention;
Fig. 4 is a schematic structural view of a dust boot according to a first embodiment of the present invention;
description of reference numerals:
1-connecting rod body, 11-metal tube, 12-ball pin connecting seat, 121-ball pin connecting part, 1211-lubricating oil groove, 1212-oil storage groove, 13-connection reinforcing unit, 14-clamping groove, 2-ball pin, 21-ball head, 22-cylinder, 23-annular bulge, 24-shaft shoulder, 3-dust-proof sleeve, 31-large opening end, 311-clamping groove, 32-small opening end, 321-clamping groove and 4-clamping spring.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example one
The present embodiment relates to a vehicle connecting rod for connecting a stabilizer bar and a suspension, as shown in fig. 1 and 2, the vehicle connecting rod includes a connecting rod body 1, and the connecting rod body 1 specifically includes a metal tube 11 located in the middle, and two ball pin connecting seats 12 injection-molded at both ends of the metal tube 11, and a ball pin connecting part 121 is configured on each ball pin connecting seat 12. In addition, the vehicle connecting rod further comprises ball pins 2 respectively mounted on the two ball pin connecting portions 121, each ball pin 2 is arranged in a ball hinge with the corresponding ball pin connecting portion 121, and a stabilizer bar connecting portion and a suspension connecting portion are respectively arranged on the ball pins 2 at the two ends.
In the present embodiment, the metal pipe 11 is preferably made of steel, so as to have high strength and save material cost. The ball pin connecting seats 12 are directly injection-molded at both ends of the metal pipe 11 through a mold, and preferably, the ball pin connecting seats 12 are simultaneously injection-molded at both ends of the metal pipe 11, so that errors caused by repeated positioning of the metal pipe 11 are avoided, and the precision can be ensured. Because the middle part of the connecting rod body 1 is of a slender structure, the connecting rod body has lower strength and is easy to deform, and the metal pipe 11 is adopted at the position with lower strength in the embodiment, so that the connecting rod body has higher strength compared with a plastic rod of the connecting rod body which is integrally injection-molded in the prior art; the both ends of the connecting rod body 1 of this embodiment adopt injection moulding's ball round pin connecting seat 12, compare in the connecting rod body 1 that wholly adopts metal welding to form, the process of reducible welding and electrophoresis black paint film can alleviate the weight of this vehicle connecting rod to can reduce the cost of this vehicle connecting rod, intensity also can satisfy the demand moreover.
In order to improve the coupling strength between the ball pin coupling seat 12 and the metal pipe, in the present embodiment, a coupling reinforcing unit 13 is configured between the ball pin coupling seat 12 and the metal pipe 11 at both ends. In particular, as shown in fig. 3, in the present embodiment, the connection reinforcing unit 13 is constituted by a groove configured on the circumference of the ring metal pipe 11, and in order to further improve the connection strength, each connection reinforcing unit 13 preferably has a plurality of grooves arranged at intervals in the axial direction of the metal pipe 11. Of course, the above-described reinforcing units can also be formed by protrusions configured around the circumference of the metal tube 11, in addition to the grooves. However, the grooves are easier to form than the projections.
In this embodiment, as shown in fig. 3 in combination with fig. 1, the ball pin connecting portion 121 is specifically composed of a hollow ball cavity with a press-fitting inlet, which is provided on the ball pin connecting seat 12. The ball pin 2 can be pressed in the hollow ball cavity through a hot-melting extrusion sealing-on process. The technology of hot-melt extrusion sealing can refer to the prior art. As a schematic illustration, the upper seal position, that is, the position of the press-fitting inlet in this embodiment, is subjected to the pressure of the hot-melting groove and the instantaneous temperature, and generates creep flow deformation, so as to press the ball pin 2 into the hollow ball cavity, and then the upper seal is subjected to shrinkage deformation, and after cooling, the size of the press-fitting inlet is fixed, thereby completing the installation of the ball pin 2 on the ball pin connecting portion 121.
Because the plastic particles of the ball pin connecting seat 12 made of plastic have a self-lubricating effect, compared with the steel ball pin connecting seat 12 in the prior art, a plastic bushing which needs to be installed in the steel ball pin connecting seat 12 can be omitted, so that the installation procedures can be reduced, and the labor cost and the material cost can be reduced.
In order to better lubricate the ball pin 2, in this embodiment, as shown in fig. 1 and 3, a plurality of lubricating oil grooves 1211 are formed on an inner wall of the hollow ball cavity to store lubricating oil and lubricate the ball pin 2, and in order to further improve the lubricating effect, an oil storage groove 1212 communicated with the lubricating oil groove 1211 is formed at the bottom of the hollow ball cavity to form circulation between each lubricating oil groove 1211 and the oil storage groove 1212, so as to prevent the lubricating oil from accumulating to affect the lubricating effect of the ball pin 2.
The ball pin 2 of the present embodiment is shown in fig. 3 in combination with fig. 2, and can be manufactured by referring to the specific structure of the prior art, the ball pin 2 comprises a ball head 21 at the bottom, a cylindrical transition body at the middle and a cylindrical body 22 at the top, and an annular bulge 23 and a shaft shoulder 24 are formed on the transition body at intervals, and an annular groove is formed between the annular bulge 23 and the shaft shoulder 24. An internal thread is formed in the middle of the end face of the cylindrical body 22, and a connection thread, which is not shown in the drawings of the present embodiment, is formed on the outer circumference thereof. The connecting screw and the nut screwed thereto constitute the stabilizer link connection portion and the suspension link connection portion described above. Of course, the cylindrical body 22 of the ball pin 2 can also be directly welded to fixedly connect the ball pin 2 with the stabilizer bar connecting portion and the suspension connecting portion, but the connecting rod body 1 is not easily disassembled.
In order to avoid impurity such as dust to get into the cavity, influence ball round pin 2 and in the rotation of cavity ball intracavity, make ball round pin 2 wearing and tearing aggravation, and reduce ball round pin 2's life, in this embodiment, still sealing connection has dirt proof boot 3 between ball round pin connecting seat 12 and ball round pin 2.
In the specific structure, in this embodiment, as shown in fig. 3 and 4, the dust-proof sleeve 3 is a cylindrical structure with two open ends, and specifically includes a large-opening end 31 sleeved on the ball pin connecting seat 12 and a small-opening end 32 sleeved in the annular groove on the ball pin 2. In order to improve the sealing performance between the dust-proof boot 3 and the ball pin connecting seat 12, in this embodiment, as shown in fig. 3, the ball pin connecting seat 12 is provided with a clamping groove 14, a bayonet 311 is arranged on the large opening end 31 corresponding to the clamping groove 14, the bayonet 311 can be clamped in the clamping groove, and an annular clamp spring 4 is hooped outside the bayonet 311 to form a tight holding between the dust-proof boot 3 and the ball pin connecting seat 12.
in order to improve the sealing performance between the dust-proof sleeve 3 and the ball pin 2, in the embodiment, the bottom surface of the shaft shoulder 24 is in contact with the upper surface of the dust-proof sleeve 3, so that impurities such as dust can be prevented from entering the dust-proof sleeve 3, and a good dust-proof effect is achieved. Furthermore, in this embodiment, as shown in fig. 3, the inner wall of the ring dust-proof sleeve 3 is configured with a plurality of clamping grooves 321, the clamping grooves 321 are arranged along the axial direction of the dust-proof sleeve 3 at intervals, each clamping groove 321 can be selected to form a clamping fit with the annular protrusion 23, the clamping fit of the clamping groove 321 and the annular protrusion 23 can prevent impurities from entering the hollow ball cavity, and the arrangement of the plurality of clamping grooves 321 can better promote the abutment between the bottom surface of the shaft shoulder 24 and the upper surface of the dust-proof sleeve 3, so as to provide a better dust-proof effect under the common action.
The vehicle connecting rod of this embodiment because connecting rod body 1 is through the mode shaping with ball round pin connecting seat 12 injection moulding at the both ends of tubular metal resonator 11 for connecting rod body 1 is compared in the connecting rod by whole being made by plastics, has higher intensity, and compares in whole connecting rod by metal-supported reducible weight, is favorable to the lightweight of vehicle, still can reduce manufacturing procedure, reduce cost.
Example two
The present embodiment relates to a vehicle comprising a body provided with a suspension and a stabilizer bar, wherein the stabilizer bar and the suspension are connected via a vehicle connecting rod as described in the first embodiment.
The vehicle of this embodiment, through adopting as embodiment one the vehicle connecting rod, can be convenient for manufacturing to can reduce cost, still be favorable to the lightweight of vehicle simultaneously and can improve whole car quality.
the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A vehicle connecting rod to form a connection between a stabilizer bar and a suspension, the vehicle connecting rod comprising:
the connecting rod comprises a connecting rod body (1), wherein the connecting rod body (1) comprises a metal pipe (11) and two ball pin connecting seats (12) which are respectively formed at two ends of the metal pipe (11) in an injection molding mode, and ball pin connecting parts (121) are respectively constructed on the ball pin connecting seats (12);
The ball pin (2) is arranged in the ball pin connecting part (121) at two ends in a ball hinge mode, and the ball pin (2) at two ends of the connecting rod body (1) is respectively provided with a transverse stabilizer bar connecting part and a suspension connecting part.
2. The vehicle connecting rod of claim 1, wherein: a connection reinforcing unit (13) is respectively formed between each ball pin connecting seat (12) and the metal pipe (11).
3. The vehicle connecting rod of claim 2, wherein: each connection reinforcing unit (13) is composed of a plurality of grooves which are arranged around the circumference of the metal pipe (11) and are arranged at intervals along the axial direction of the metal pipe (11).
4. The vehicle connecting rod of claim 1, wherein: the ball pin connecting part (121) is composed of a hollow ball cavity which is arranged on the ball pin connecting seat (12) and is provided with a press-fitting inlet.
5. The vehicle connecting rod of claim 4, wherein: a plurality of lubricating oil grooves (1211) are formed on the inner wall of the hollow ball cavity.
6. the vehicle connecting rod of claim 5, wherein: an oil storage groove (1212) communicated with each lubricating oil groove (1211) is formed at the bottom of the hollow ball cavity.
7. The vehicle connecting rod of any one of claims 1 to 6, wherein: and a dustproof sleeve (3) is hermetically connected between the ball pin connecting seat (12) and the ball pin (2).
8. The vehicle connecting rod of claim 7, wherein: the dustproof sleeve (3) is sleeved on the ball pin connecting seat (12), and a clamp spring (4) which is used for tightly holding the dustproof sleeve (3) and the ball pin connecting seat (12) is hooped on the dustproof sleeve (3).
9. The vehicle connecting rod of claim 7, wherein: the circumference of the ball pin (2) is provided with an annular bulge (23), the inner wall of the dustproof sleeve (3) is provided with a plurality of clamping grooves (321) which are arranged along the axial direction of the dustproof sleeve (3) at intervals, and one clamping groove (321) can be selected to form clamping matching with the annular bulge (23).
10. A vehicle, including the automobile body that is equipped with suspension and stabilizer bar, its characterized in that: the stabilizer bar and the suspension are connected via the vehicle connecting rod according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920157990.8U CN209795101U (en) | 2019-01-29 | 2019-01-29 | Vehicle connecting rod and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920157990.8U CN209795101U (en) | 2019-01-29 | 2019-01-29 | Vehicle connecting rod and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209795101U true CN209795101U (en) | 2019-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920157990.8U Active CN209795101U (en) | 2019-01-29 | 2019-01-29 | Vehicle connecting rod and vehicle |
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| CN (1) | CN209795101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147297A (en) * | 2021-04-15 | 2021-07-23 | 广州友井汽车配件有限公司 | Balancing device applied to suspension system |
-
2019
- 2019-01-29 CN CN201920157990.8U patent/CN209795101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147297A (en) * | 2021-04-15 | 2021-07-23 | 广州友井汽车配件有限公司 | Balancing device applied to suspension system |
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