CN205841596U - A kind of torsion air spring - Google Patents
A kind of torsion air spring Download PDFInfo
- Publication number
- CN205841596U CN205841596U CN201620779135.7U CN201620779135U CN205841596U CN 205841596 U CN205841596 U CN 205841596U CN 201620779135 U CN201620779135 U CN 201620779135U CN 205841596 U CN205841596 U CN 205841596U
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- CN
- China
- Prior art keywords
- air spring
- piston body
- base
- screw rod
- torsion
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- Withdrawn - After Issue
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Abstract
This utility model discloses a kind of torsion air spring, and it includes cylinder body, and in cylinder body, one end is fixed with base；Base center is fixed with screw rod；Swivel nut it is provided with on screw rod；Swivel nut connects piston body；Piston body is slidably arranged in cylinder body；The piston body other end is flexibly connected rotary body；Rotary body is movably arranged on the cylinder body other end；The outer end of rotary body and base is provided with linking arm；Compressed gas it is full of between piston body and base.Traditional linear telescopic air spring can be transformed into torsion air spring by it, keeps the functional advantage of air spring simultaneously, so substantially increases the range of application of air spring, enormously simplify the installation fitting of air spring so that the use of air spring is more flexible and convenient.
Description
Technical field
The present invention relates to spring technical field, be specifically related to a kind of torsion air spring.
Background technology
Air spring be a kind of can rise support, buffer, brake, the industry accessories of the function such as altitude mixture control and angular adjustment.
It is made up of following sections: pressure cylinder, piston rod, piston, seal guide sleeve, implant (noble gas or air-fuel mixture
Thing), control element and cylinder outer control element (referring to controllable gas spring) and joint etc. in cylinder.Principle is to fill in airtight pressure cylinder
Enter noble gas or gas mixture, make several times or tens times of pressure superatmospheric in cavity, utilize piston rod
Cross-sectional area less than the cross-sectional area of piston thus the pressure differential produced is to realize the motion of piston rod.Due to the root in principle
This difference, air spring has a significant advantage than common spring: speed relatively slowly, dynamic force change little (typically 1:
Within 1.2), easily control；Case lid both sides such as automobile trunk are just mounted with air spring, achieve resilient support by air spring
Effect, but owing to traditional air spring can only realize the function that elastic linear is flexible, therefore when installing air spring auxiliary accessories is relatively
Many, improve the complexity of installation and the cost of manufacture, also limit the range of air spring simultaneously.
Summary of the invention
It is an object of the invention to for problem above, it is provided that a kind of torsion air spring, it can be by traditional linear telescopic gas
Spring transitions becomes torsion air spring, keeps the functional advantage of air spring simultaneously, so substantially increases the range of application of air spring,
Enormously simplify the installation fitting of air spring so that the use of air spring is more flexible and convenient.
For realizing object above, the technical solution used in the present invention is: a kind of torsion air spring, in described cylinder body (2) one
End is fixed with base (6), and the other end is movably set with rotary body (1)；Described base (6) center is fixed with screw rod (5)；Described spiral shell
Swivel nut (4) it is provided with on bar (5)；Described swivel nut (4) connects piston body (3)；Described piston body (3) is slidably arranged in cylinder body (2)
In；Described piston body (3) other end is flexibly connected rotary body (1)；The outer end of described rotary body (1) and base (6) is provided with
Linking arm (7)；Compressed gas it is full of between described piston body (3) and base (6).
Further, described piston body (3) top is provided with movable axis (34)；Described movable axis (34) is socketed in rotary body
(1) in the sliding eye (101) at center；Spline (341) vertically it is evenly arranged with on the axial wall of described movable axis (34)；Described slip
The keyway coordinated with spline (341) it is evenly arranged with on the inwall in hole (101).
Further, described swivel nut (4) is arranged in the centre bore of piston body (3) bottom, sets bottom described centre bore
It is equipped with movable span (33)；Described movable span (33) aperture is more than screw rod (5) diameter.
Further, described piston body (3) is provided centrally with gas port (36)；Described gas port (36) runs through piston body
(3) two ends；Sealing member (37) it is provided with in described gas port (36).
Further, described sealing member (37) is check valve.
Further, sealing ring (12) it is provided with between described piston body (3) and cylinder body (2).
Further, described cylinder body (2) inwall is fixedly installed cylinder sleeve (8)；The piston shaft (32) of described piston body (3)
It is socketed in cylinder sleeve (8).
Further, described piston body (3) bottom is provided with annular boss (31)；It is provided with on described cylinder body (2) inwall
Shape envelope (9) and limiting gasket (10) are positioned between annular boss (31) and cylinder sleeve (8).
Further, described base (6) is provided centrally with installing hole；Described screw rod (5) seals fixedly sleeved at installing hole
In.
Further, described screw rod (5) is trapezoidal thread bar.
Beneficial effects of the present invention:
The present invention utilizes compressed-air actuated thrust to become torsion to achieve traditional pressure transition with screw rod screw bushing structure
The air spring only with linear telescopic function is transformed into the air spring with torsion function, and the function maintaining air spring is excellent
Point, substantially increases the range of air spring, slow down the mounting structure of air spring.
Accompanying drawing explanation
Fig. 1 is internal structure schematic diagram of the present invention.
Fig. 2 is another embodiment of the present invention internal structure schematic diagram.
Fig. 3 is end face structure schematic diagram of the present invention.
Fig. 4 is piston body and swivel nut attachment structure schematic diagram in the present invention.
Fig. 5 is Fig. 4 top view.
Fig. 6 is rotary body end face structure schematic diagram.
Fig. 7 is the base in an embodiment and screw rod mounting structure schematic diagram in the present invention.
In figure: 1, rotary body；2, cylinder body；3, piston body；4, swivel nut；5, screw rod；6, base；7, linking arm；8, cylinder sleeve；9、
Shape is sealed；10, limiting gasket；12, sealing ring；71, installing plate；31, annular boss；32, piston shaft；33, movable span；34, movable
Axle；35, screwed hole；36, gas port；37, sealing member；341, spline；101, sliding eye；
Detailed description of the invention
In order to make those skilled in the art be more fully understood that technical scheme, below in conjunction with the accompanying drawings the present invention is entered
Row describes in detail, and the description of this part is only exemplary and explanatory, should not have any restriction to protection scope of the present invention
Effect.
As shown in Fig. 1-Fig. 7, the concrete structure of the present invention is: a kind of torsion air spring, in described cylinder body 2, one end is fixed with
Base 6, the other end is movably set with rotary body 1；Described base 6 center is fixed with screw rod 5；It is provided with swivel nut on described screw rod 5
4；Described swivel nut 4 connects piston body 3；Described piston body 3 is slidably arranged in cylinder body 2；Described piston body 3 other end is flexibly connected
Rotary body 1；The outer end of described rotary body 1 and base 6 is provided with linking arm 7；Pressure it is full of between described piston body 3 and base 6
Contracting gas.
Preferably, described piston body 3 top is provided with movable axis 34；Described movable axis 34 is socketed in rotary body 1 center
In sliding eye 101；Spline 341 vertically it is evenly arranged with on the axial wall of described movable axis 34；On the inwall of described sliding eye 101 all
Even it is provided with the keyway coordinated with spline 341.
Preferably, described swivel nut 4 is arranged in the centre bore of piston body 3 bottom, is provided with work bottom described centre bore
Dynamic hole 33；Described movable span 33 aperture is more than screw rod 5 diameter.
Preferably, described piston body 3 is provided centrally with gas port 36；Described gas port 36 runs through piston body 3 two ends；Described
Sealing member 37 it is provided with in gas port 36.
Preferably, described sealing member 37 is check valve.
Preferably, it is provided with sealing ring 12 between described piston body 3 and cylinder body 2.
Preferably, described cylinder body 2 inwall is fixedly installed cylinder sleeve 8；The piston shaft 32 of described piston body 3 is socketed in cylinder sleeve
In 8.
Preferably, described piston body 3 bottom is provided with annular boss 31；Tangible envelope 9 and limit are set on described cylinder body 2 inwall
Position packing ring 10 is between annular boss 31 and cylinder sleeve 8.
Preferably, described base 6 is provided centrally with installing hole；Described screw rod 5 seals fixedly sleeved in installing hole.
Preferably, described screw rod 5 is trapezoidal thread bar.
Preferably, described linking arm 7 is provided with installing plate 71；It is provided with installing hole on described installing plate 71.
When the present invention is specifically used, open sealing member 37, in the cylinder space between piston body 3 and base 6, be full of pressure
Contracting gas or gas mixture；Linking arm 7 is arranged on equipment by installing plate 71.Connect when pulling one of them
During arm 7, torsion is become straight line pressure by screw rod swivel nut mechanism so that the compressed air between piston body 3 and base 6 is pressed
Contracting, produces elastic force.
It should be noted that in this article, term " includes ", " comprising " or its any other variant are intended to non-row
Comprising of his property, so that include that the process of a series of key element, method, article or equipment not only include those key elements, and
And also include other key elements being not expressly set out, or also include intrinsic for this process, method, article or equipment
Key element.
Principle and the embodiment of the present invention are set forth by specific case used herein, the explanation of above example
It is only intended to help to understand method and the core concept thereof of the present invention.The above is only the preferred embodiment of the present invention, should
When pointing out, due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, it is also possible to make some improvement, retouch or change, it is also possible to will
Above-mentioned technical characteristic is combined by rights；These improve retouching, change or combine, or the most improved structure by invention
Think and technical scheme directly applies to other occasion, be regarded as protection scope of the present invention.
Claims (10)
1. a torsion air spring, it includes cylinder body (2), it is characterised in that described cylinder body (2) interior one end is fixed with base (6),
The other end is movably set with rotary body (1)；Described base (6) center is fixed with screw rod (5)；Described screw rod is provided with spiral shell on (5)
Set (4)；Described swivel nut (4) connects piston body (3)；Described piston body (3) is slidably arranged in cylinder body (2)；Described piston body (3)
The other end is flexibly connected rotary body (1)；The outer end of described rotary body (1) and base (6) is provided with linking arm (7)；Described work
Compressed gas it is full of between cock body (3) and base (6).
A kind of torsion air spring the most according to claim 1, it is characterised in that described piston body (3) top is provided with work
Moving axis (34)；Described movable axis (34) is socketed in the sliding eye (101) at rotary body (1) center；The axle of described movable axis (34)
Spline (341) vertically it is evenly arranged with on wall；It is evenly arranged with on the inwall of described sliding eye (101) and coordinates with spline (341)
Keyway.
A kind of torsion air spring the most according to claim 1, it is characterised in that described swivel nut (4) is arranged on piston body (3)
In the centre bore of bottom, bottom described centre bore, it is provided with movable span (33)；Described movable span (33) aperture is more than screw rod (5)
Diameter.
A kind of torsion air spring the most according to claim 3, it is characterised in that described piston body (3) is provided centrally with leading
Pore (36)；Described gas port (36) runs through piston body (3) two ends；Sealing member (37) it is provided with in described gas port (36).
A kind of torsion air spring the most according to claim 4, it is characterised in that described sealing member (37) is check valve.
A kind of torsion air spring the most according to claim 1, it is characterised in that between described piston body (3) and cylinder body (2)
It is provided with sealing ring (12).
A kind of torsion air spring the most according to claim 1, it is characterised in that be fixedly installed on described cylinder body (2) inwall
There is cylinder sleeve (8)；The piston shaft (32) of described piston body (3) is socketed in cylinder sleeve (8).
A kind of torsion air spring the most according to claim 7, it is characterised in that described piston body (3) bottom is provided with ring
Shape boss (31)；Tangible envelope (9) is set on described cylinder body (2) inwall and limiting gasket (10) is positioned at annular boss (31) and cylinder sleeve
(8) between.
A kind of torsion air spring the most according to claim 1, it is characterised in that described base (6) is provided centrally with installing
Hole；Described screw rod (5) seals fixedly sleeved in installing hole.
A kind of torsion air spring the most according to claim 1, it is characterised in that described screw rod (5) is trapezoidal thread bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620779135.7U CN205841596U (en) | 2016-07-22 | 2016-07-22 | A kind of torsion air spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620779135.7U CN205841596U (en) | 2016-07-22 | 2016-07-22 | A kind of torsion air spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205841596U true CN205841596U (en) | 2016-12-28 |
Family
ID=57625749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620779135.7U Withdrawn - After Issue CN205841596U (en) | 2016-07-22 | 2016-07-22 | A kind of torsion air spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205841596U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051013A (en) * | 2016-07-22 | 2016-10-26 | 邵阳市格溢精工科技有限公司 | Torsion gas spring |
| CN108426159A (en) * | 2018-03-30 | 2018-08-21 | 安徽工程大学 | A kind of stable-pressure device and the centralized lubricating system with it |
-
2016
- 2016-07-22 CN CN201620779135.7U patent/CN205841596U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051013A (en) * | 2016-07-22 | 2016-10-26 | 邵阳市格溢精工科技有限公司 | Torsion gas spring |
| CN106051013B (en) * | 2016-07-22 | 2018-03-27 | 邵阳市格溢精工科技有限公司 | A kind of torsion gas spring |
| CN108426159A (en) * | 2018-03-30 | 2018-08-21 | 安徽工程大学 | A kind of stable-pressure device and the centralized lubricating system with it |
| CN108426159B (en) * | 2018-03-30 | 2023-06-23 | 安徽工程大学 | A kind of pressure stabilizing device and centralized lubricating system with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161228 Effective date of abandoning: 20180327 |