CN206429477U - Gun post and its high leakproofness cylinder - Google Patents
Gun post and its high leakproofness cylinder Download PDFInfo
- Publication number
- CN206429477U CN206429477U CN201621382023.4U CN201621382023U CN206429477U CN 206429477 U CN206429477 U CN 206429477U CN 201621382023 U CN201621382023 U CN 201621382023U CN 206429477 U CN206429477 U CN 206429477U
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- CN
- China
- Prior art keywords
- cylinder
- end cap
- high leakproofness
- cylinder barrel
- barrel body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a kind of high leakproofness cylinder, the cylinder barrel that runs through including inside, the mandrel in insertion cylinder barrel and the cylinder barrel two ends are set in interior the first end cap and the second end cap respectively, one end of the mandrel is located in first end cap respectively, and the other end runs through second end cap.A kind of gun post is also disclosed in the utility model.The utility model ensure that the air-tightness of high leakproofness cylinder, it is ensured that high leakproofness cylinder being capable of normal work.
Description
Technical field
The utility model is related to the gun post of a kind of high leakproofness cylinder and application the high leakproofness cylinder.
Background technology
Cylinder is the pneumatic apparatus that the pressure energy of compressed gas is converted to in a kind of Pneumatic Transmission mechanical energy.Cylinder
By being widely applied with the effect that such energy is changed.
At present, the rear end cap of market upper cylinder is by inserting inside the cylinder barrel and being threadedly coupled fixation with the cylinder barrel,
The installation difficulty of this mode packing ring is big, it is easy to shift packing ring during end cap after rotation, causes the leakage of gas, so that shadow
The normal work of cylinder is rung.
Utility model content
Main purpose of the present utility model is to provide the shooting of a kind of high leakproofness cylinder and application the high leakproofness cylinder
Device, it is intended to ensure the air-tightness of high leakproofness cylinder, it is ensured that high leakproofness cylinder being capable of normal work.
To achieve the above object, the utility model proposes high leakproofness cylinder, including the internal cylinder barrel run through, insertion cylinder
Mandrel in cylinder and the cylinder barrel two ends are sealed be set in interior the first end cap and the second end cap respectively, the mandrel
One end is located in first end cap respectively, and the other end runs through second end cap.
Preferably, the cylinder barrel includes cylinder barrel body and is located at the extension at the cylinder barrel body two ends respectively, described to prolong
Extending portion is extended axially outward from two end faces of the cylinder barrel body along cylinder barrel body, and the internal diameter of the extension is less than the cylinder
The internal diameter of cylinder.
Preferably, first end cap and second end cap house the extension and respectively with the cylinder barrel body
Two end faces are abutted, the outer surface of first end cap and second end cap and the flush with outer surface of the cylinder barrel body.
Preferably, it is respectively equipped between two end faces of first end cap and second end cap and the cylinder barrel body
Packing ring.
Preferably, the inwall of first end cap and second end cap is connected through a screw thread with the extension outer wall.
Preferably, the high leakproofness cylinder also includes sealing ring and the support body being connected with the mandrel, the sealing ring
Inner side is close to the support body outer wall, and outside is close to the inner wall of cylinder.
Preferably, the outer wall of the support body is provided with the groove for accommodating the sealing ring, and the cross section of the groove is trapezoidal.
Preferably, the high leakproofness cylinder is made up of aluminium alloy.
Preferably, the internal diameter of the cylinder barrel is 33-40 millimeters.
The utility model also provides a kind of gun post, and the gun post includes upper lid, common with merging with the upper lid
With the lower cover and above-mentioned high leakproofness cylinder for forming receiving space, the high leakproofness cylinder is contained in the receiving space
It is interior.
In technical solutions of the utility model, the two ends of cylinder barrel are arranged with will be highly dense by the first end cap and second end cap
Envelope property cylinder seal, and packing ring is set between two end faces of the first end cap and second end cap and the cylinder barrel respectively,
So that packing ring is easy for installation, high leakproofness cylinder gas after screw threads for fastening can not be revealed, it is ensured that the gas of high leakproofness cylinder
Close property；It is concordant with the cylinder barrel by the way that the outer surface of the first end cap and second end cap is designed to so that the high sealing
The monnolithic case of property cylinder is attractive in appearance；Made using aluminum alloy materials, make use of the characteristic of the soft material of aluminium alloy, in rotation spiral shell
Can more firmly during line, and quality is lighter.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the explosive view of the embodiment of the utility model embodiment high leakproofness cylinder one；
Fig. 2 is the sectional view of the utility model embodiment high leakproofness cylinder；
Fig. 3 is the part explosive view of the utility model embodiment gun post.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 10 | High leakproofness cylinder | 11 | Cylinder barrel |
| 111 | Cylinder barrel body | 113 | Extension |
| 12 | Packing ring | 13 | Shaft core |
| 14 | Sealing ring | 15 | First end cap |
| 16 | Support body | 17 | Second end cap |
| 20 | Upper lid | 30 | Lower cover |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
It is to be appreciated that institute is directional in the utility model embodiment indicates (such as up, down, left, right, before and after ...)
Relative position relation, motion conditions for being only used for explaining under a certain particular pose (as shown in drawings) between each part etc., such as
When really the particular pose changes, then directionality indicates also correspondingly therewith to change.
In addition, and can not be managed in the utility model such as relating to the description of " first ", " second " etc. is only used for describing purpose
Solve to indicate or imply its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the
One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".It is " many in description of the present utility model
It is individual " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " can be fixedly connected or be detachably connected, or integrally；Can mechanically connect, also may be used
Be electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, can be the connection of two element internals
Or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, can be with
Concrete meaning of the above-mentioned term in the utility model is understood as the case may be.
In addition, the technical scheme between each embodiment of the utility model can be combined with each other, but must be with ability
Domain those of ordinary skill can be implemented as basis, will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of this technical scheme is not present, also not within the protection domain of the utility model requirement.
The utility model proposes a kind of high leakproofness cylinder.
Fig. 1 and Fig. 2 are referred to, in the embodiment of the utility model one, the high leakproofness cylinder 10 includes what inside was run through
Cylinder barrel 11, the mandrel 13 in insertion cylinder barrel and the two ends of cylinder barrel 11 are sealed be set in the interior and of the first end cap 15 respectively
Second end cap 17, one end of the mandrel 13 is located in first end cap 15 respectively, and the other end runs through second end cap 17.
The length of the shaft core 13 is more than the length of the cylinder barrel 11.First end cap 15 is that a side opening opposite side is close
The lid of envelope, its side being open is arranged one end of the cylinder barrel 11, and sealed side is abutted with the shaft core 13.Described second
End cap 17 is the lid of an insertion, and it is close to internal diameter of the internal diameter more than opposite side of the side of first end cap 15, internal diameter
Big side is arranged one end with the cylinder barrel 11, and the small side of internal diameter is set around the shaft core 13.
The two ends of the cylinder barrel 11 are set in by first end cap 15 and second end cap 17 so that the cylinder barrel
Gas in 11 can only be by between the two ends of the cylinder barrel 11 and first end cap 15 and the junction of the second end cap 17
Leaked in gap, then by setting soft sealing in the cylinder barrel 11 and first end cap 15 and the junction of the second end cap 17
Pad, soft sealing pad is squeezed described in the installation process of the high leakproofness cylinder 10, so as to fill foregoing description cylinder
Two ends and first end cap 15 of cylinder 11 and the gap of the junction of the second end cap 17, make gas in the cylinder barrel 11 without
Method is leaked, and realizes the sealing of gas in cylinder barrel 11.
The length of the high leakproofness cylinder 10 is that the length of the shaft core 13 and first end cap 15 seal side
Thickness sum, scope is between 310-320 millimeters, and this size is easy to the Related product with the market to support the use.
Preferably, the cylinder barrel 11 includes cylinder barrel body 111 and is located at the extension at the two ends of cylinder barrel body 111 respectively
Portion 113, the extension 113 is extended axially outward from two end faces of the cylinder barrel body 111 along cylinder barrel body 111, described
The internal diameter of extension 113 is less than the internal diameter of the cylinder barrel 111.
In the present embodiment, the extension 113 is the cylindrical shape that outer surface diameter is less than the cylinder barrel body 111.Pass through
The outer surface diameter of the extension 113 is designed to be less than the cylinder barrel body 111 so that first end cap 15 and described
The opening diameter of second end cap 17 reduces, and saves the making material of first end cap 15 and second end cap 17, so that
Save the cost of manufacture of the high leakproofness cylinder 10.
Further, by first end cap 15 and second end cap 17 house the extension 113 and respectively with institute
Two end faces for stating cylinder barrel body 111 are abutted, outer surface and the cylinder barrel of first end cap 15 and second end cap 17
The flush with outer surface of body 111.
By the radius of the extension 113 be less than the radius of cylinder barrel body 111 Design of length into the first end
Lid 15 is consistent with the thickness of shell that second end cap 17 is arranged so that first end cap 15 and second end cap 17 are pacified
Outer surface and the flush with outer surface of the cylinder barrel body 111 after dress so that the high leakproofness cylinder 10 seems neat U.S.
See, improve the aesthetics of the high leakproofness cylinder 10.
Further, two end faces of first end cap 15 and second end cap 17 and the cylinder barrel body 111 it
Between be respectively equipped with packing ring 12.
By the way that the packing ring 12 is placed in into first end cap 15 and second end cap 17 and the cylinder barrel body 111
Between end face, packing ring 12 is squeezed described in the installation process of the high leakproofness cylinder 10, so as to fill the foregoing description
The end face of cylinder barrel body 111 and first end cap 15 and the gap of the junction of the second end cap 17, make the cylinder barrel body
Gas in 111 can not be leaked, and realize the sealing of gas in cylinder barrel body 111.The packing ring 12 is flexible material, specifically
Ground, the packing ring 12 is rubber seal.
Preferably, the inwall of first end cap 15 and second end cap 17 passes through spiral shell with the outer wall of extension 113
Line is connected.
In the present embodiment, by the way that helicitic texture to be designed to outer wall and the He of the first end cap 15 in the extension 113
Between the inwall of second end cap 17, the packing ring 12 can be directly mounted at first end cap 15 and described before the mounting
On second end cap 17, it is that the packing ring 12 provides placement space, has been also convenient for the installation of the high leakproofness cylinder 10.
Preferably, the high leakproofness cylinder 10 also includes sealing ring 14 and the support body 16 being connected with the mandrel 13, institute
State the inner side of sealing ring 14 with the outer wall of support body 16 to be close to, outside is close to the inwall of cylinder barrel 11.
In the present embodiment, the quantity of the support body 16 is two, is shaped as cylindrical shape, and one of them is located at the mandrel 13
Between first end cap 15, another ring sets and is close to the outer wall of the mandrel 13.The sealing on the support body 16
The quantity of circle 14 is not limited, and the sealing ring 14 is close to by both sides respectively at the support body 16 and the inwall of the cylinder barrel 11, plays
Good sealing effectiveness.
Further, the outer wall of the support body 16 is provided with the groove for accommodating the sealing ring 14, the cross section of the groove
It is trapezoidal.
In the present embodiment, the outer wall of support body 16 offers the groove for accommodating the sealing ring 14, to prevent the sealing
Circle 14 skids off the groove, and the groove is designed into cross section can prevent the sealing ring 14 well for trapezoidal groove
Movement.The shape size of the support body 16 is not limited, but by by the bottom wall diameter design of the groove into fixed value, therefore energy
The uniform sizes of sealing ring 14 are enough realized, the convenient buying before the high leakproofness cylinder 10 is made.
Preferably, the high leakproofness cylinder 10 is made up of aluminium alloy.
In the present embodiment, the aluminum alloy materials are using No. 7075 aluminiums, and it is easier machine-shaping, accelerates high sealing
The manufacturing process of property cylinder.The density of the aluminium alloy is smaller, relative to other metal high leakproofness cylinders of same volume
Quality is lighter.In addition, aluminium alloy quality is softer, is installed with reference to screw thread, can fix tighter when rotated, improve installation
Reliability.
Preferably, the internal diameter of the cylinder barrel 11 is 33-40 millimeters.
In the present embodiment, the internal diameter of the cylinder barrel 11 is less than the internal diameter of the universal high leakproofness cylinder of in the market, by upper
Stating internal diameter the high leakproofness cylinder 10 can be made 33-39L size, can adapt to smaller product space, also be general
The new product come provides the possibility of batch production.
The utility model also proposes a kind of gun post, referring to Fig. 3, the gun post include upper lid 20, with it is described
Upper lid 20 is collectively forming the lower cover 30 and above-mentioned high leakproofness cylinder 10 of receiving space, the high leakproofness cylinder with merging
10 are contained in the receiving space.The concrete structure of the high leakproofness cylinder 10 is with reference to above-described embodiment, due to this shooting dress
Put the whole technical schemes for employing above-mentioned all embodiments, therefore at least technical scheme with above-described embodiment is brought
All beneficial effects, this is no longer going to repeat them.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
It is every under design of the present utility model, the equivalent structure transformation made using the utility model specification and accompanying drawing content, or
Directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of high leakproofness cylinder, it is characterised in that cylinder barrel, the mandrel in insertion cylinder barrel, the Yi Jifen run through including inside
The cylinder barrel two ends are not sealed and are set in interior the first end cap and the second end cap, one end of the mandrel is located at described the respectively
In one end cap, the other end runs through second end cap.
2. high leakproofness cylinder according to claim 1, it is characterised in that the cylinder barrel includes cylinder barrel body and difference
Extension positioned at the cylinder barrel body two ends, the extension is axial from two end faces of the cylinder barrel body along cylinder barrel body
Stretch out, the internal diameter of the extension is less than the internal diameter of the cylinder barrel.
3. high leakproofness cylinder according to claim 2, it is characterised in that first end cap and second end cap are received
Hold the extension and abutted respectively with two end faces of the cylinder barrel body, first end cap and second end cap it is outer
Surface and the flush with outer surface of the cylinder barrel body.
4. high leakproofness cylinder according to claim 3, it is characterised in that first end cap and second end cap with
Packing ring is respectively equipped between two end faces of the cylinder barrel body.
5. high leakproofness cylinder according to claim 2, it is characterised in that first end cap and second end cap
Inwall is connected through a screw thread with the extension outer wall.
6. the high leakproofness cylinder according to any one of claim 1-5, it is characterised in that the high leakproofness cylinder is also
Be close on the inside of the support body being connected including sealing ring and with the mandrel, the sealing ring with the support body outer wall, outside with it is described
Inner wall of cylinder is close to.
7. high leakproofness cylinder according to claim 6, it is characterised in that the outer wall of the support body is described close provided with accommodating
The groove of seal, the cross section of the groove is trapezoidal.
8. the high leakproofness cylinder according to any one of claim 1-5, it is characterised in that the high leakproofness cylinder by
Aluminium alloy is made.
9. the high leakproofness cylinder according to any one of claim 1-5, it is characterised in that the internal diameter of the cylinder barrel is
33-40 millimeters.
10. a kind of gun post, including upper lid, match somebody with somebody with the upper lid and merge the lower cover for being collectively forming receiving space, its feature exists
In the gun post also includes the high leakproofness cylinder any one of claim 1-9, and the high leakproofness cylinder is received
It is dissolved in the receiving space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621382023.4U CN206429477U (en) | 2016-12-15 | 2016-12-15 | Gun post and its high leakproofness cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621382023.4U CN206429477U (en) | 2016-12-15 | 2016-12-15 | Gun post and its high leakproofness cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206429477U true CN206429477U (en) | 2017-08-22 |
Family
ID=59586468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621382023.4U Expired - Fee Related CN206429477U (en) | 2016-12-15 | 2016-12-15 | Gun post and its high leakproofness cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206429477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499693A (en) * | 2016-12-15 | 2017-03-15 | 深圳市旅润游艺股份有限公司 | Gun post and its high leakproofness cylinder |
-
2016
- 2016-12-15 CN CN201621382023.4U patent/CN206429477U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499693A (en) * | 2016-12-15 | 2017-03-15 | 深圳市旅润游艺股份有限公司 | Gun post and its high leakproofness cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170822 Termination date: 20181215 |