CN211145208U - Shock absorber and car - Google Patents
Shock absorber and car Download PDFInfo
- Publication number
- CN211145208U CN211145208U CN201922377258.4U CN201922377258U CN211145208U CN 211145208 U CN211145208 U CN 211145208U CN 201922377258 U CN201922377258 U CN 201922377258U CN 211145208 U CN211145208 U CN 211145208U
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- cylinder
- shock absorber
- rod
- ball head
- piston rod
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Abstract
The utility model relates to a damping field especially relates to a shock absorber and car, and wherein the shock absorber includes: the damping cylinder comprises a cylinder body and a piston rod; the dust cover is movably sleeved at one end, extending out, of the piston rod of the vibration reduction cylinder and is connected with the piston rod; the connector is equipped with two, connects respectively the bottom of cylinder body and on the shield, and at least one the connector is followed the axial direction's of piston rod connection length is adjustable. The utility model discloses a shock absorber not only assembles easily, and the commonality is good moreover, and assurance shock absorber that can be fine is at the required degree of winding of vibration in-process.
Description
Technical Field
The utility model relates to a damping field, concretely relates to shock absorber and car.
Background
The shock absorber of the existing front suspension is fixed on a shock absorber support through a rod shaft passing through hanging rings at two ends of the shock absorber, and the shock absorber support is mainly fixed on a frame in an assembling type or a welding type. When the shock absorber support is fixed in an assembly mode, more parts need to be installed, more installation procedures are needed, and therefore the cost is high. When the shock absorber support is fixed on the frame in a welding mode, the vehicle axle needs an attitude angle of 2 degrees, and the shock absorber support also needs an angle of 2 degrees relative to the bottom surface of the frame, so that the welding position is not well guaranteed. Meanwhile, because the shock absorber has different strokes and installation positions, the shock absorbers with different lengths are often needed, and the universality is lower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shock absorber and car to solve the technical problem that the shock absorber commonality among the prior art is low.
The utility model provides a pair of shock absorber, include:
the damping cylinder comprises a cylinder body and a piston rod;
the dust cover is movably sleeved at one end, extending out, of the piston rod of the vibration reduction cylinder and is connected with the piston rod;
the connector is equipped with two, connects respectively the bottom of cylinder body and on the shield, and at least one the connector is followed the axial direction's of piston rod connection length is adjustable.
A cylinder is arranged at the bottom of the cylinder body and/or on the dust cover, at least one open slot is formed in the side wall of the cylinder, the length direction of the open slot is arranged along the axial direction of the cylinder, and an insertion part suitable for being inserted into the corresponding cylinder is arranged on the corresponding connector; the shock absorber also comprises a hoop which is sleeved outside the cylinder and locks the cylinder;
or the bottom of the cylinder body and/or the dust cover are/is provided with an insertion part; a cylinder is arranged on the corresponding connector, at least one open slot is arranged on the side wall of the cylinder, the length direction of the open slot is arranged along the axial direction of the cylinder, and the corresponding insertion part is suitable for being inserted into the corresponding cylinder; the shock absorber further comprises a hoop which is sleeved on the cylinder and used for locking the cylinder.
The connector is the bulb subassembly, includes:
the ball head seat is provided with a ball head mounting cavity, and one side of the ball head seat is provided with the inserting part;
the ball head rod comprises a ball head and a rod body, and the ball head is rotatably arranged in the ball head mounting cavity;
the dustproof sleeve is sleeved outside the rod body, one end of the dustproof sleeve is connected with the ball head seat, and the other end of the dustproof sleeve is connected with the rod body;
and the fastening assembly is used for installing the rod body on the rod body after the rod body penetrates through the vehicle body, and preventing the vehicle body from being separated from the rod body.
The rod body is provided with threads, and the fastening assembly comprises a nut in threaded fit with the rod body.
The fastening assembly is characterized in that a through hole is formed in the rod body, the nut is a nut with a fixed groove, the fastening assembly further comprises a groove formed in the nut with the fixed groove, and a split pin of the through hole.
The axis of the insertion part is perpendicular to the axis of the ball head rod.
The connectors are all designed into ball head assemblies, and the axes of the ball head rods are vertically arranged.
The bottom of the cylinder body and the dust cover are both provided with cylinders, and the two cylinders, the dust cover and the vibration reduction cylinder are all coaxially arranged.
An automobile comprising a shock absorber as described above.
The automobile is a crane.
The utility model discloses technical effect for prior art is: 1. the utility model discloses a connector of shock absorber is equipped with two, connects respectively the bottom of cylinder body and on the shield, and at least one the connector is followed the axial direction's of piston rod connection length is adjustable.
When the shock absorber is installed, according to the installation position of the shock absorber, under the condition of ensuring the stroke requirement, the connection length of the connector at the bottom of the cylinder body or the connection length of the connector on the dust cover is adjusted, or the connection lengths of the connector and the dust cover are adjusted simultaneously, and then the adjustment of the total length of the shock absorber is realized. Therefore, the length required by different positions of the shock absorber can be ensured, and the universality of the shock absorber is improved. Particularly when connectors with different lengths are adopted, the total length of the shock absorber can be further adjusted.
2. The connector of the shock absorber adopts the ball head component, so that the shock absorber can be directly assembled on the vehicle body through the ball head component without arranging a shock absorber bracket and a pin shaft, thereby improving the assembly efficiency; in addition, the ball head can rotate in the ball head seat, so that the arrangement of the ball head assembly can well ensure the required winding degree of the shock absorber in the vibration process.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention or the description of the prior art will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front view of the shock absorber of the present invention;
fig. 2 is a schematic partial cross-sectional view of the shock absorber of the present invention.
Description of reference numerals: 1-a damping cylinder; 2-a dust cover; 3-cylinder; 31-open slots; 4-hoop holding; 5-a ball head assembly; 51-a ball cup seat; 511-an insertion part; 52-ball-head shaft; 53-dust cover; 54-fixed slotted nut; 55-cotter pin.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that when an element is referred to as being "fixed" or "disposed" to another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
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.
As shown in fig. 1-2, the present invention provides a shock absorber, comprising:
the damping cylinder 1 comprises a cylinder body and a piston rod;
the dust cover 2 is movably sleeved at one end, extending out, of the piston rod of the vibration reduction cylinder 1 and is connected with the piston rod;
the connector is equipped with two, connects respectively the bottom of cylinder body and on the dust cover 2, and at least one the connector is followed the axial direction's of piston rod connection length is adjustable.
When the shock absorber is installed, according to the installation position of the shock absorber, under the condition of ensuring the stroke requirement, the connection length of the connector at the bottom of the cylinder body or the connection length of the connector on the dust cover is adjusted, or the connection lengths of the connector and the dust cover are adjusted simultaneously, and then the adjustment of the total length of the shock absorber is realized. Therefore, the length required by different positions of the shock absorber can be ensured, and the universality of the shock absorber is improved. Particularly when connectors with different lengths are adopted, the total length of the shock absorber can be further adjusted.
In this embodiment, preferably, the bottom of the cylinder body and the dust cover 2 are both provided with a cylinder 3, and the side wall of the cylinder 3 is provided with at least one open slot 31, the length direction of the open slot 31 is arranged along the axial direction of the cylinder 3, and both the two connectors are provided with insertion portions 511 suitable for being inserted into the cylinder 3; the shock absorber further comprises a hoop 4 which is sleeved outside the cylinder 3 and locks the cylinder 3. Of course, the cylinder 3 may be provided only at the bottom of the cylinder body, and the insertion portion 511 may be provided at the connection head corresponding to the bottom of the cylinder body; alternatively, only the dust cover 2 is provided with the cylinder 3, and the coupling head corresponding to the dust cover 2 is provided with the insertion portion 511.
The setting of open slot 31 for drum 3 is under the effect of being embraced by staple bolt 4, and the bore of the centre gripping insert of drum 3 diminishes, thereby realizes embracing tightly the insert of connector, and when the installation shock absorber like this, according to the mounted position's of shock absorber needs, after adjusting the connection length that the insert inserted in drum 3, it can to embrace drum 3 tightly through staple bolt 4. In addition, since the insertion portion can be rotatably adjusted in the cylinder 3, the connector can be adjusted in any direction, thereby achieving 360-degree installation.
As an alternative embodiment, two connectors are provided with cylinders 3, the side wall of the cylinder 3 is provided with at least one open slot 31, the length direction of the open slot 31 is along the axial direction of the cylinder 3, the bottom of the cylinder body and the dust cover 2 are both provided with insertion portions 511 suitable for being inserted into the cylinders 3, and the connector also comprises a hoop 4 which is arranged at the cylinder 3 and used for locking the cylinder 3. Similarly, the bottom of the cylinder body may be provided with the insertion portion 511, and the connecting head corresponding to the bottom of the cylinder body may be provided with a cylinder; alternatively, only the dust cover 2 is provided with the insertion portion 511, and the connecting head corresponding to the dust cover 2 is provided with a cylinder.
Further, preferably, the connecting head is a ball head assembly 5, including:
a ball mount 51 having a ball mounting cavity thereon, one side of which has the insertion portion 511;
a ball head rod 52 comprising a ball head and a rod body, wherein the ball head is rotatably arranged in the ball head mounting cavity;
the dustproof sleeve 53 is sleeved outside the rod body, one end of the dustproof sleeve is connected with the ball head seat 51, and the other end of the dustproof sleeve is connected with the rod body;
and the fastening assembly is used for installing the rod body on the rod body after the rod body penetrates through the vehicle body, and preventing the vehicle body from being separated from the rod body.
Due to the arrangement of the ball head assembly, the shock absorber can be directly assembled on the vehicle body through the ball head assembly without arranging a shock absorber bracket and a pin shaft, so that the assembly efficiency is improved; in addition, because the ball head can rotate in the ball head seat 51, the arrangement of the ball head assembly can well ensure the required winding degree of the shock absorber in the vibration process. The connectors of the vibration absorber can be arranged into any one of the balling head assemblies, or can be arranged into two balling head assemblies, preferably two balling head assemblies.
The rod body is provided with threads, and the fastening assembly comprises a nut in threaded fit with the rod body. The ball head assembly passes through a vehicle body (such as a vehicle frame or a plate spring) through the rod body and then is locked by a nut.
Further, in order to guarantee the reliability of the connection between the ball head assembly 5 and the vehicle body, a through hole is formed in the rod body, the nut is a fixed slotted nut 54, the fastening assembly further comprises a groove penetrating through the fixed slotted nut 54, and a cotter pin 55 of the through hole. Through the setting of split pin 55, can prevent the car in long-term use, the nut from the problem that drops from the body of rod.
Further, the axis of the insertion portion 511 is disposed perpendicular to the axis of the ball stud 52.
When the vehicle is a crane, the connecting heads are preferably provided as ball head assemblies 5, and the axes of the two ball head rods 52 are arranged vertically.
The bottom of cylinder body and all be equipped with drum 3 on the dust cover 2, and two drum 3 dust cover 2 the damping jar all sets up coaxially, sets up like this, and the structure is more compact, and the damping effect is better.
The utility model discloses an automobile, including as above shock absorber. The vehicle can be various types of engineering vehicles, and preferably the vehicle is a crane.
The utility model discloses an installation of shock absorber on the car:
the upper ball head assembly of the shock absorber is directly installed on the frame, so that the fixation of the shock absorber support and the pin shaft can be reduced, and the assembly efficiency is improved.
According to different installation positions, the length of the shock absorber is adjusted, so that the universality of the shock absorber is improved.
The lower ball head assembly of the shock absorber is directly connected with a plate spring of an automobile, so that the assembly of lower pins of the shock absorber is reduced, and the assembly efficiency is improved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A shock absorber, comprising:
the damping cylinder (1) comprises a cylinder body and a piston rod;
the dust cover (2) is movably sleeved at one end, extending out, of the piston rod of the vibration reduction cylinder (1) and is connected with the piston rod;
the connectors are arranged and connected to the bottom of the cylinder body and the dust cover (2) respectively, and at least one connector is arranged and along the axial direction of the piston rod, and the connection length of the connector in the axial direction of the piston rod is adjustable.
2. The shock absorber according to claim 1, wherein a cylinder (3) is provided on the bottom of the cylinder and/or the dust cover (2), and at least one open slot (31) is provided on a sidewall of the cylinder (3), a length direction of the open slot (31) is provided along an axial direction of the cylinder (3), and an insertion portion (511) adapted to be inserted into the corresponding cylinder (3) is provided on the corresponding connecting head; the shock absorber also comprises a hoop (4) which is sleeved outside the cylinder (3) and locks the cylinder (3);
or an insertion part (511) is arranged on the bottom of the cylinder body and/or the dust cover (2); a cylinder (3) is arranged on the corresponding connector, at least one open slot (31) is formed in the side wall of the cylinder (3), the length direction of the open slot (31) is arranged along the axial direction of the cylinder (3), and the corresponding insertion part (511) is suitable for being inserted into the corresponding cylinder (3); the shock absorber further comprises a hoop (4) which is sleeved on the cylinder (3) and used for locking the cylinder (3).
3. Shock absorber according to claim 2, wherein said connection head is a ball head assembly (5) comprising:
a ball head seat (51) having a ball head mounting cavity thereon and having the insertion portion (511) at one side thereof;
a ball head rod (52) comprising a ball head and a rod body, wherein the ball head is rotatably arranged in the ball head mounting cavity;
the dustproof sleeve (53) is sleeved outside the rod body, one end of the dustproof sleeve is connected with the ball head seat (51), and the other end of the dustproof sleeve is connected with the rod body;
and the fastening assembly is used for installing the rod body on the rod body after the rod body penetrates through the vehicle body, and preventing the vehicle body from being separated from the rod body.
4. The damper of claim 3, wherein said rod is threaded and said fastening assembly comprises a nut threadably engaged with said rod.
5. The damper according to claim 4, characterized in that said rod is provided with a through hole, said nut being a fixed slotted nut (54), said fastening assembly further comprising a cotter pin (55) passing through a slot in said fixed slotted nut (54) and said through hole.
6. A damper according to claim 3, characterized in that the axis of the insert (511) is arranged perpendicular to the axis of the ball stud (52).
7. A damper according to claim 3, characterized in that the connecting heads are each provided as a ball joint assembly (5) and the axes of the two ball rods (52) are arranged perpendicularly.
8. Shock absorber according to any of claims 2-7, wherein a cylinder (3) is provided on the bottom of the cylinder and on the dust guard (2), and wherein the cylinders (3), the dust guard (2) and the damping cylinder are coaxially arranged.
9. An automobile, characterized in that it comprises a shock absorber according to any one of claims 1-8.
10. The vehicle of claim 9, wherein the vehicle is a crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922377258.4U CN211145208U (en) | 2019-12-25 | 2019-12-25 | Shock absorber and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922377258.4U CN211145208U (en) | 2019-12-25 | 2019-12-25 | Shock absorber and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211145208U true CN211145208U (en) | 2020-07-31 |
Family
ID=71774949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922377258.4U Active CN211145208U (en) | 2019-12-25 | 2019-12-25 | Shock absorber and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211145208U (en) |
-
2019
- 2019-12-25 CN CN201922377258.4U patent/CN211145208U/en active Active
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