CN208535055U - A kind of automobile absorber hollow piston rod - Google Patents
A kind of automobile absorber hollow piston rod Download PDFInfo
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- CN208535055U CN208535055U CN201820819844.2U CN201820819844U CN208535055U CN 208535055 U CN208535055 U CN 208535055U CN 201820819844 U CN201820819844 U CN 201820819844U CN 208535055 U CN208535055 U CN 208535055U
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- piston rod
- connection end
- whole
- end head
- screw thread
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Abstract
The utility model discloses a kind of automobile absorber hollow piston rods, including piston rod entirety, first connection end, second connection end head, first seal washer, first internal screw thread, second internal screw thread and the second sealing ring, the top of the piston rod entirety is connected with second connection end head, the bottom of the piston rod entirety is connected with the first connection end, the piston rod is whole, the axis of first connection end and second connection end head is on the same line, the through-hole of the piston rod entirety being internally provided with up and down, the piston rod entirety of the utility model and the first connection end, the connection type of second connection end head is set as being threadedly engaged connection, it is mutually installed between all parts to facilitate, advantageously reduce production duration and energy consumption, solution keeps each components mutual by friction pressure welding manner in the prior art The problem of various inconveniences caused by connection.
Description
Technical field
The utility model relates to automobile absorber parts technical field, specifically a kind of automobile absorber hollow piston
Bar.
Background technique
Damper is indispensable important component on automobile, it can make the vibration of vehicle frame and vehicle body decay rapidly, from
And improve the ride comfort and comfort of running car.Currently, the ontology of general-utility car piston rod is mostly solid construction, it is solid
The material utilization amount of the vehicle piston bar of structure not only piston bar body is relatively more, i.e., manufacturing cost is high, it is most important that,
According to physical characteristic it is found that piston rod weight itself is that quality is bigger more again, the inertia generated will be bigger, and inertia gets over conference
Keep the Rubbing number between piston rod and the oil sealing of cylinder body more frequent, to greatly shorten the service life of piston rod.It is existing
Technology 201620997027.7, which provides a kind of automobile absorber hollow piston rod, can solve existing issue, but in technology
One connection end and second connection end head are fixedly connected by friction pressure welding manner and piston bar body, are welding it
After need to mirror-finish, the production procedure for the hollow piston rod that this process makes increases, while needing higher welding technique,
And it mirror-finishes and needs to spend more process times and energy consumption.
Utility model content
The purpose of this utility model is to provide a kind of automobile absorber hollow piston rods, to solve in the prior art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of automobile absorber hollow piston rod, packet
Include piston rod entirety, the first connection end, second connection end head, the first seal washer, the first internal screw thread, the second internal screw thread and
Two sealing rings, the top of the piston rod entirety are connected with second connection end head, and the bottom of the piston rod entirety is connected with
The axis of one connection end, the piston rod entirety, the first connection end and second connection end head is on the same line, described
The through-hole of piston rod entirety being internally provided with up and down is provided with spiral shell in first in the bottom interior wall of the piston rod entirety
Line, first connection end include thread cnnecting shaft, attachment base and connector, are provided on the surface of the thread cnnecting shaft
The first external screw thread matched with the first internal screw thread, the bottom of the thread cnnecting shaft are connected with attachment base, the attachment base
Bottom is connected with connector, and the connector is internally provided with the internal spline communicated with the outside world, the internal spline and connector
Coaxially, the second external screw thread that the second internal screw thread matches is provided in the bottom surface of the second connection end head.
Preferably, to be provided with first be sleeved on thread cnnecting shaft surface on the bottom end surface of the piston rod entirety close
The overall diameter of seal washer, first seal washer is identical as the overall diameter of piston rod entirety.
Preferably, second be sleeved on second connection end head surface is provided on the top end surface of the piston rod entirety
Sealing ring, the overall diameter of second sealing ring are less than the overall diameter of piston rod entirety.
Preferably, the top of the thread cnnecting shaft and the bottom of second connection end head are provided with locating piece, described fixed
Position part and thread cnnecting shaft and second connection end head are coaxial, and the diameter of the locating piece is less than the interior diameter of piston rod entirety.
Compared with prior art, the utility model has the beneficial effects that the piston rod in the present apparatus is whole and first connects
End, second connection end head connection type be set as being threadedly engaged connection, mutually install, have between all parts to facilitate
Conducive to production duration and energy consumption is reduced, solution keeps each components mutual by friction pressure welding manner in the prior art
The problem of various inconveniences caused by connection, by the first seal washer and the second sealing ring be conducive to improve piston rod it is whole with
Seal degree between thread cnnecting shaft and second connection end head, while avoiding the piston rod generated after prolonged use whole
It is difficult to the problem of separating with thread cnnecting shaft and second connection end head, locating piece can play certain locating effect, facilitate spiral shell
The installation of line connecting shaft and second connection end head.
Detailed description of the invention
Fig. 1 is the whole interior structural schematic diagram of the utility model.
Fig. 2 is the piston rod whole interior structural schematic diagram of the utility model.
Fig. 3 is the overall surface structural schematic diagram of the utility model.
In figure: 1- piston rod entirety, the first connection end of 2-, 3- second connection end head, 4- thread cnnecting shaft, 5- first are close
Seal washer, 6- attachment base, 7- connector, 8- internal spline, the first external screw thread of 9-, the first internal screw thread of 10-, 11- locating piece, 12- are logical
Hole, the second external screw thread of 13-, the second internal screw thread of 14-, the second sealing ring of 15-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, in the utility model embodiment, a kind of automobile absorber hollow piston rod, including piston rod are whole
Body 1, the first connection end 2, second connection end head 3, the first seal washer 5, the first internal screw thread 10, the second internal screw thread 14 and second
Sealing ring 15, the top of the piston rod whole 1 are connected with second connection end head 3, and the bottom of the piston rod whole 1 is connected with
The axis of first connection end 2, whole 1, first connection end 2 of the piston rod and second connection end head 3 is in the same line
On, the through-hole 12 of the piston rod whole 1 being internally provided with up and down is set in the bottom interior wall of the piston rod whole 1
It is equipped with the first internal screw thread 10, first connection end 2 includes thread cnnecting shaft 4, attachment base 6 and connector 7, and the screw thread connects
The first external screw thread 9 matched with the first internal screw thread 10 is provided on the surface of spindle 4, the bottom of the thread cnnecting shaft 4 connects
It is connected to attachment base 6, the bottom of the attachment base 6 is connected with connector 7, and being internally provided with for connector 7 communicates with the outside world
Internal spline 8, the internal spline 8 and connector 7 are coaxial, are provided in second in the bottom surface of the second connection end head 3
The second external screw thread 13 that screw thread 14 matches, piston rod whole 1 and the first connection end 2, second connection end head 3 in the present apparatus
Connection type be set as being threadedly engaged connection, mutually installed between all parts to facilitate, advantageously reduce production
Duration and energy consumption, solve in the prior art by friction pressure welding manner make caused by the interconnection of each components it is various not
Convenient problem.
It is close that be sleeved on 4 surface of thread cnnecting shaft first is provided on bottom end surface by the piston rod whole 1
The overall diameter of seal washer 5, first seal washer 5 is identical as the overall diameter of piston rod whole 1, and it is whole to be conducive to raising piston rod
Seal degree between body 1 and thread cnnecting shaft 4, while avoiding the piston rod generated after prolonged use whole 1 and screw thread
Connecting shaft 4 is difficult to the problem of separating.
Be sleeved on 3 surface of second connection end head second is provided on top end surface by the piston rod whole 1
Sealing ring 15, the overall diameter of second sealing ring 15 are less than the overall diameter of piston rod whole 1, are conducive to improve piston rod entirety
Seal degree between 1 and second connection end head 3.
It is provided with locating piece 11 by the top of the thread cnnecting shaft 4 and the bottom of second connection end head 3, it is described fixed
Position part 11 and thread cnnecting shaft 4 and second connection end head 3 are coaxial, and the diameter of the locating piece 11 is less than the interior of piston rod whole 1
Diameter, locating piece 11 can play certain locating effect, facilitate the installation of thread cnnecting shaft 4 and second connection end head 3.
The working principle of the utility model is: the piston rod whole 1 and the first connection end 2, second in the present apparatus connect
The connection type of end 3 is set as being threadedly engaged connection, mutually installs between all parts to facilitate, advantageously reduces product
Duration and energy consumption are produced, kind caused by being connected with each other each components by friction pressure welding manner in the prior art is solved
Kind of inconvenient problem, by the first seal washer 5 and the second sealing ring 15 be conducive to improve piston rod whole 1 be threadedly coupled
Seal degree between axis 4 and second connection end head 3, while avoiding the piston rod generated after prolonged use whole 1 and spiral shell
Line connecting shaft 4 and second connection end head 3 are difficult to the problem of separating, and locating piece 11 can play certain locating effect, facilitate spiral shell
The installation of line connecting shaft 4 and second connection end head 3.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (4)
1. a kind of automobile absorber hollow piston rod, including piston rod whole (1), the first connection end (2), second connection end head
(3), the first seal washer (5), the first internal screw thread (10), the second internal screw thread (14) and the second sealing ring (15), it is characterised in that:
The piston rod is connected with second connection end head (3) at the top of whole (1), and the bottom of the piston rod whole (1) is connected with the
One connection end (2), the axis of the piston rod whole (1), the first connection end (2) and second connection end head (3) are in same
On one line, the through-hole (12) of the piston rod whole (1) being internally provided with up and down, the piston rod whole (1)
It is provided in bottom interior wall the first internal screw thread (10), first connection end (2) includes thread cnnecting shaft (4), attachment base (6)
With connector (7), the first external screw thread matched with the first internal screw thread (10) is provided on the surface of the thread cnnecting shaft (4)
(9), the bottom of the thread cnnecting shaft (4) is connected with attachment base (6), and the bottom of the attachment base (6) is connected with connector
(7), the connector (7) is internally provided with the internal spline (8) communicated with the outside world, and the internal spline (8) and connector (7) are same
Axis is provided with the second external screw thread (13) that the second internal screw thread (14) matches in the bottom surface of the second connection end head (3).
2. a kind of automobile absorber hollow piston rod according to claim 1, it is characterised in that: the piston rod is whole
(1) the first seal washer (5) being sleeved on thread cnnecting shaft (4) surface, first sealing are provided on bottom end surface
The overall diameter of washer (5) is identical as the whole overall diameter of (1) of piston rod.
3. a kind of automobile absorber hollow piston rod according to claim 1, it is characterised in that: the piston rod is whole
(1) the second sealing ring (15) being sleeved on second connection end head (3) surface, second sealing are provided on top end surface
The overall diameter for enclosing (15) is less than the overall diameter of piston rod whole (1).
4. a kind of automobile absorber hollow piston rod according to claim 1, it is characterised in that: the thread cnnecting shaft
(4) bottom at top and second connection end head (3) is provided with locating piece (11), the locating piece (11) and thread cnnecting shaft
(4) and second connection end head (3) coaxially, the diameter of the locating piece (11) is less than the interior diameter of piston rod whole (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820819844.2U CN208535055U (en) | 2018-12-18 | 2018-12-18 | A kind of automobile absorber hollow piston rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820819844.2U CN208535055U (en) | 2018-12-18 | 2018-12-18 | A kind of automobile absorber hollow piston rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208535055U true CN208535055U (en) | 2019-02-22 |
Family
ID=65381648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820819844.2U Active CN208535055U (en) | 2018-12-18 | 2018-12-18 | A kind of automobile absorber hollow piston rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208535055U (en) |
-
2018
- 2018-12-18 CN CN201820819844.2U patent/CN208535055U/en active Active
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