CN207394187U - Pneumatic tool self-locking quick connector - Google Patents
Pneumatic tool self-locking quick connector Download PDFInfo
- Publication number
- CN207394187U CN207394187U CN201721190661.0U CN201721190661U CN207394187U CN 207394187 U CN207394187 U CN 207394187U CN 201721190661 U CN201721190661 U CN 201721190661U CN 207394187 U CN207394187 U CN 207394187U
- Authority
- CN
- China
- Prior art keywords
- piston
- connector
- self
- pneumatic tool
- ring
- 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
Links
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model provides a kind of pneumatic tool self-locking quick connector, belongs to pneumatic tool technical field.The utility model includes fittings body and mobilizable is plugged on the in vivo piston of connector, the piston shuts the hollow tubular structure of open at one end for one end, one end that piston is shut is equipped with ventilation device, the ventilation device includes several ventholes for being arranged on piston circumferential direction and piston shuts deflection cone inside one end, the piston bush is equipped with the first spring body, piston passes through the first spring body and the mobilizable connection of fittings body, the fittings body is equipped with venting cavity, the internal diameter of venting cavity is more than the outer diameter of ventilation device, after piston is inserted into fittings body connection, the venthole is connected with venting cavity.The utility model has many advantages, such as small atmospheric pressure lost, self-locking performance, using quick and convenient.
Description
Technical field
The utility model belongs to pneumatic tool technical field, is related to a kind of fast joint, more particularly, to a kind of pneumatic tool
With self-locking quick connector.
Background technology
Pneumatic tool be it is a kind of the energy of compressed air can be converted to various mechanical energy, so as to complete the machine of work in every
Tool, is used widely in industries such as aviation, railway, bridge, automobile, machine-building, is that handwork mechanization now can not
A kind of instrument lacked.
It is generally connected when the pipeline of pneumatic equipment is attached using quick coupling, is undertaken in the delivery pipe of compressor simultaneously
With reference to pneumatic tool, effectively strength compressed gas by instrument is exported and reaches purpose of usage.
Using the fast joint of piston structure generally by mobilizable solid piston inside pneumatic fast joint currently on the market
As sealing structure, it is opened and closed by the evolution of piston to reach gas circuit.The piston seal effect of this inside configuration is opposite
Weaker difference easily generates gas leakage, and piston occupies the space of center air access in itself, has resistance to the circulation of air
Hinder.
Utility model content
The purpose of this utility model is regarding to the issue above and defect, to provide a kind of pneumatic tool self-locking quick connector.
In order to achieve the above objectives, the utility model employs following technical proposal：
A kind of pneumatic tool self-locking quick connector including fittings body and mobilizable is plugged on the in vivo work of connector
Plug, the piston shut the hollow tubular structure of open at one end for one end, and one end that piston is shut is equipped with ventilation device, described logical
Depressed structure includes several ventholes for being arranged on piston circumferential direction and piston shuts deflection cone inside one end, and the piston is arranged
There is the first spring body, for piston by the first spring body and the mobilizable connection of fittings body, the fittings body is equipped with venting cavity, ventilation
The internal diameter of chamber is more than the outer diameter of ventilation device, and after piston is inserted into fittings body connection, the venthole is connected with venting cavity.
In above-mentioned pneumatic tool in self-locking quick connector, the fittings body includes lining ring, outer collar and connector, and presses
According to the cylindrical shape for being followed successively by connector, outer collar, the order of lining ring from inside to outside and being fixedly connected to form up/down perforation.
In above-mentioned pneumatic tool in self-locking quick connector, one side of the connector close to outer collar and the circumferential direction along connector
Equipped with several ball holes, outer collar position corresponding with ball hole is equipped with ball groove, between connector and outer collar
Equipped with the ball coordinated with ball groove.
Interior step is equipped in the above-mentioned pneumatic tool inner ring that in self-locking quick connector, the outer collar is connected with lining ring,
The lining ring and outer collar are equipped with second spring body by the fixation that is spirally connected between the lining ring and outer collar, the lining ring with
Connector passes through the fixation that is spirally connected.
In above-mentioned pneumatic tool in self-locking quick connector, the piston is mobilizable be plugged on lining ring and connector it
Between, the lining ring is equipped with hard gasket and sealing ring with connector, successively according to piston, hard gasket between lining ring and connector
With being linked in sequence for sealing ring.
In above-mentioned pneumatic tool in self-locking quick connector, one end of the piston gap is connecting portion, and connecting portion is equipped with
Outer spacing ring, the ball hole lower section of the connector are equipped with piston limit step, the piston limit step and outer spacing ring phase
Cooperation, outer spacing ring are equipped with spring retainer step, and the first spring body is fastened between spring retainer step and hard gasket.
It is sealed in above-mentioned pneumatic tool with bowl-type sealing ring, the bowl-type in self-locking quick connector, is equipped in the piston
The cross-sectional area of circle is L-type.
In above-mentioned pneumatic tool in self-locking quick connector, the outer collar is externally provided with anti-skid chequer.
Outer spiral shell is equipped in above-mentioned pneumatic tool one end that in self-locking quick connector, the lining ring is not connected with outer collar
Line, the cross section of lining ring is regular polygon.
In above-mentioned pneumatic tool in self-locking quick connector, the cross section of lining ring is regular hexagon.
Compared with prior art, the utility model advantage is：
1st, when pipeline connects, after the gas of entrance is by piston crown deflection cone, run through venthole be diffused into it is outer
Wall, the loss of the air pressure under blocking compared to solid piston are small；
2nd, when fast joint connects, promote after piston venthole advances to venting cavity, you can realize the conduction of compressed air, pull out
It walks rear piston venthole and leaves venting cavity, realize the disconnection of pipeline, the conduction of compressed air can be realized by simply plugging,
And other instruments is not required to can be achieved with pipeline connection or disconnection, there is self-locking performance；
3rd, using the bowl-type sealing ring for thickening one, area bigger in sealing contact, sealing effect is more preferable, and connector connects more
Step up close.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 be the utility model proposes cross-sectional view；
Fig. 2 be the utility model proposes structure diagram；
Fig. 3 is the cross-sectional view of piston in the utility model；
Fig. 4 is the cross-sectional view of lining ring in the utility model；
Fig. 5 is the half section structure diagram of outer collar in the utility model；
Fig. 6 is the half section structure diagram of connector in the utility model；
Fig. 7 is the cross-sectional view of the utility model gas circuit on-state.
In figure, fittings body 1, piston 2, ventilation device 3, venthole 4, deflection cone 5, the first spring body 6, venting cavity 7, lining ring
8, outer collar 9, connector 10, ball hole 11, ball groove 12, ball 13, second spring body 14, hard gasket 15, sealing ring
16, outer spacing ring 17, piston limit step 18, spring retainer step 19, bowl-type sealing ring 20.
Specific embodiment
As shown in figs. 1-7, a kind of pneumatic tool self-locking quick connector including fittings body 1 and mobilizable is plugged on
Piston 2 in fittings body 1, the piston 2 shut the hollow tubular structure of open at one end for one end, and one end that piston 2 is shut is set
There is ventilation device 3, the ventilation device 3 includes being arranged on the circumferential several ventholes 4 of piston 2 and piston 2 is shut in one end
The deflection cone 5 in portion, the piston 2 are arranged with the first spring body 6, and piston 2 is mobilizable by the first spring body 6 and fittings body 1
Connection, the fittings body 1 are equipped with venting cavity 7, and the internal diameter of venting cavity 7 is more than the outer diameter of ventilation device 3, when piston 2 is inserted into
After fittings body 1 connects, the venthole 4 is connected with venting cavity 7.
Using this scheme, piston 2 is hollow-core construction, and when gas circuit connects, part of the piston 2 as gas circuit sets water conservancy diversion
Cone 5 so that the air of entrance can run through the outer wall that venthole is diffused into, and atmospheric pressure lost is small.And piston 2 passes through first
Spring body 6 is connected with fittings body 1, and when fittings body 1 connects other connectors, 2 stress of piston pushes, and the first spring body 6 compresses,
Venthole 4 is connected with venting cavity 7, and gas circuit is opened；When being not connected to, then under the elastic force effect of the first spring body 6, piston 2 resets, and makes
It obtains venthole 4 and leaves venting cavity 7, the two does not connect, and gas circuit is closed.Also, this mode is a kind of saying for preferred embodiments
It is bright, but be not limited thereto.When implementing the utility model, other implementation patterns can be taken according to user's demand.
As shown in Fig. 2, the present embodiment center tap body 1 is made of three parts, the fittings body 1 includes lining ring 8, outer collar 9
With connector 10, and according to be followed successively by from inside to outside connector 10, outer collar 9, the order of lining ring 8 be fixedly connected to form up and down pass through
Logical cylindrical shape.Erection sequence is that piston 2 is arranged between connector 10 and lining ring 8, by connector 10 and 8 company of fixation of lining ring
It connects, then outer collar 9 is fixedly connected with lining ring 8 so that three parts form an entirety.It is using this scheme, fittings body 1 is each
A part is separated, the replacement after being damaged convenient for section components.
With reference in Fig. 1 the present embodiment, connector 10 is close to the one side of outer collar 9 and several along being circumferentially with for connector 10
A ball hole 11, in the present embodiment, ball hole is 6, is circumferentially uniformly arranged, the outer collar 9 and 11 corresponding position of ball hole
Ball groove 12 has been installed, the ball 13 coordinated with ball groove 12 is equipped between connector 10 and outer collar 9.Ball groove 12
Including plane and inclined-plane.Connector 10 is the component that fast joint connects other connectors, in order to ensure the close of connection, it is general other
Joint dimension and connector dimensional fits, using this scheme, the quick right of connector 1 and other connectors can be facilitated
It connects, reduces the resistance in connection procedure, but the presence of ball is also a kind of limit method, due to the rolling action of ball 13,
Other connector enlargements can be by, but since ball groove 12 includes plane and cambered surface, the rolling of ball 13 has one
Fixed directionality, other connectors enter rotating direction and are not easy to change, therefore with certain snap action.
Wherein, the inner ring that outer collar 9 is connected with lining ring 8 is equipped with interior step, and the lining ring 8 is with outer collar 9 by being spirally connected
It is fixed, second spring body 14 is equipped between the lining ring 8 and outer collar 9, the lining ring 8 passes through the fixation that is spirally connected with connector 10.
Using this scheme, to be spirally connected, detachable possibility is big for connection method, is not easy dismantling with part in fastener cycle
Damage, and in order to ensure not loosen after being spirally connected, increase second spring body 14, the loosening being spirally connected can be prevented under effect by holding out against,
Ensure the globality of part, and second spring body 14 is influenced generation shape in the ventilation of connector 1 and self-locking by air pressure
Cushioning effect is played during change, with respect to the first spring body 6, second spring body 14 there should be better support performance.Implementing this reality
With it is new when, the implementation patterns of other movable dismantling connections can be taken according to user's demand.
The piston 2 is mobilizable to be plugged between lining ring 8 and connector 10, the lining ring 8 be equipped with connector 10
Hard gasket 15 and sealing ring 16, successively according to piston 2, hard gasket 15 and sealing ring 16 between lining ring 8 and connector 10
It is linked in sequence.The diameter of the openend of piston 2 is equal to 10 internal diameter of connector, and the diameter that piston 2 shuts end is equal to hard gasket 15
Diameter.Since the internal diameter of venting cavity 7 is more than the outer diameter of ventilation device 3, venting cavity 7 is arranged in lining ring, therefore increases hard
Gasket 15 provides /V for the first spring body 6.
One end that the piston 2 is open is connecting portion, and connecting portion is equipped with outer spacing ring 17, the ball hole of the connector 10
11 lower sections are equipped with piston limit step 18, and the piston limit step 18 is engaged with outer spacing ring 17, and outer spacing ring 17 is equipped with
Spring retainer step 19, the first spring body 6 are fastened between spring retainer step 19 and hard gasket 15.Piston limit step 18
Piston 2 is limited between connector 10 and lining ring 8 with hard gasket 15.
Hard gasket 15 is iron plate in the present embodiment, and sealing ring 16 is that section is circular rubber seal ring.
Bowl-type sealing ring 20 is equipped in the piston 2, the cross-sectional area of the bowl-type sealing ring 20 is L-type.Bowl-type seals
Circle 20 is engaged for sealing materials, sealing rings 20 such as rubber with being connected the part that other connectors of fast joint are extend into piston 2.
This field staff should be appreciated that bowl-type sealing ring 20, hard gasket 15 and sealing ring 16 etc. in lining ring 8 and
The installation site of corresponding dimensional fits is equipped in piston 2.
The present embodiment is for the ease of installation, as shown in Fig. 2, outer collar 9 is externally provided with anti-skid chequer.For being spirally connected, fixation procedure is twisted
Tight process prevents the skidding of rundown process, influences fixed effect.One end that lining ring 8 is not connected with outer collar 9 is equipped with external screw thread,
It is regular polygon for the cross section of the connection with other connectors and lining ring 8, convenient for being assembled with other connectors and fittings body
Fixation in the process, the wherein cross section of lining ring 8 are regular hexagon, this is most commonly used bolt shape, and applicability is more general
Time.The screwing structure that cross section is regular polygon also is provided in the end of connector 10 accordingly.
Assembly method：Bowl-type sealing ring 20 is mounted in piston 2, hard gasket 15 and sealing ring 16 are mounted on lining ring
On 8, install above using simple dimensional fits and sealing ring 16 and the insertion installation of bowl-type sealing ring 20 itself material feature
Position；First spring body 6 gathered one end of sealing to be inserted in, is arranged on the piston 2, the piston 2 for having covered the first spring body 6 is installed
Between lining ring 8 and connector 10, and connector 10 with lining ring is spirally connected and is tightened；Second spring body 14 is put into outer collar 9
It is interior, and outer collar 9 and lining ring 8 are tightened, installation is complete.After installation is complete, piston 2 can be in fittings body 1 in the first spring body 6
Compression zone in reducible activity.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although herein more using fittings body 1, piston 2, ventilation device 3, venthole 4, deflection cone 5, the first spring body
6, venting cavity 7, lining ring 8, outer collar 9, connector 10, ball hole 11, ball groove 12,13 grade terms of ball, but be not precluded from
Use the possibility of other terms.The use of these items is only for more easily describe and explain the sheet of the utility model
Matter；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
Claims (10)
1. a kind of pneumatic tool self-locking quick connector, including fittings body (1) and mobilizable it is plugged in fittings body (1)
Piston (2), which is characterized in that the piston (2) shuts the hollow tubular structure of open at one end for one end, and piston (2) is shut
One end is equipped with ventilation device (3), and the ventilation device (3) includes being arranged on several ventholes (4) of piston (2) circumferential direction and live
Plug (2) shuts the deflection cone (5) inside one end, and the piston (2) is arranged with the first spring body (6), and piston (2) passes through the first bullet
Spring body (6) and fittings body (1) mobilizable connection, the fittings body (1) are equipped with venting cavity (7), and the internal diameter of venting cavity (7) is more than
The outer diameter of ventilation device (3), after piston (2) is inserted into fittings body (1) connection, the venthole (4) connects with venting cavity (7)
It is logical.
2. pneumatic tool according to claim 1 self-locking quick connector, which is characterized in that the fittings body (1) includes
Lining ring (8), outer collar (9) and connector (10), and according to being followed successively by connector (10), outer collar (9), lining ring from inside to outside
(8) order is fixedly connected to form the cylindrical shape of up/down perforation.
3. pneumatic tool according to claim 2 self-locking quick connector, which is characterized in that connector (10) is close to housing
Enclose the one side of (9) and along several ball holes (11) that are circumferentially with of connector (10), the outer collar (9) and ball hole (11)
Corresponding position is equipped with ball groove (12), is equipped between connector (10) and outer collar (9) and ball groove (12) cooperation
Ball (13).
4. pneumatic tool according to claim 2 self-locking quick connector, which is characterized in that the outer collar (9) and lining
The inner ring for enclosing (8) connection is equipped with interior step, the lining ring (8) and outer collar (9) by the fixation that is spirally connected, the lining ring (8) and
Second spring body (14) is equipped between outer collar (9), the lining ring (8) passes through the fixation that is spirally connected with connector (10).
5. pneumatic tool according to claim 2 self-locking quick connector, which is characterized in that the piston (2) is movable
Be plugged between lining ring (8) and connector (10), the lining ring (8) and connector (10) are equipped with hard gasket (15) and sealing
It encloses (16), successively according to the order of piston (2), hard gasket (15) and sealing ring (16) between lining ring (8) and connector (10)
Connection.
6. pneumatic tool according to claim 5 self-locking quick connector, which is characterized in that piston (2) opening
One end is connecting portion, and connecting portion is equipped with outer spacing ring (17), and being equipped with piston below the ball hole (11) of the connector (10) limits
Position step (18), the piston limit step (18) are engaged with outer spacing ring (17), and outer spacing ring (17) is equipped with spring retainer
Step (19), the first spring body (6) are fastened between spring retainer step (19) and hard gasket (15).
7. pneumatic tool according to claim 1 self-locking quick connector, which is characterized in that be equipped in the piston (2)
Bowl-type sealing ring (20), the cross-sectional area of the bowl-type sealing ring (20) is L-type.
8. pneumatic tool according to claim 2 self-locking quick connector, which is characterized in that outer collar (9) peripheral hardware
There is anti-skid chequer.
9. pneumatic tool according to claim 2 self-locking quick connector, which is characterized in that the lining ring (8) not with outside
One end of lasso (9) connection is equipped with external screw thread, and the cross section of lining ring (8) is regular polygon.
10. pneumatic tool according to claim 9 self-locking quick connector, which is characterized in that the cross section of lining ring (8) is
Regular hexagon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721190661.0U CN207394187U (en) | 2017-09-18 | 2017-09-18 | Pneumatic tool self-locking quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721190661.0U CN207394187U (en) | 2017-09-18 | 2017-09-18 | Pneumatic tool self-locking quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207394187U true CN207394187U (en) | 2018-05-22 |
Family
ID=62404394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721190661.0U Expired - Fee Related CN207394187U (en) | 2017-09-18 | 2017-09-18 | Pneumatic tool self-locking quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207394187U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654319A (en) * | 2018-12-31 | 2019-04-19 | 天津海亿普机械有限公司 | Universal pneumatic high-voltage quick connector |
-
2017
- 2017-09-18 CN CN201721190661.0U patent/CN207394187U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654319A (en) * | 2018-12-31 | 2019-04-19 | 天津海亿普机械有限公司 | Universal pneumatic high-voltage quick connector |
| CN109654319B (en) * | 2018-12-31 | 2020-11-27 | 天津海亿普机械有限公司 | Universal pneumatic high-pressure quick connector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207394187U (en) | Pneumatic tool self-locking quick connector | |
| CN207542709U (en) | A kind of dual-purpose cable channel plugging device | |
| CN207454982U (en) | A kind of high pressure union attachment device | |
| CN106229934A (en) | Closure in a kind of cable channel | |
| CN205944987U (en) | Shutoff in cable channel | |
| CN203375011U (en) | Air conditioner and anti-disassembling pipe connecting device | |
| CN202152893U (en) | Joint convenient for quick assembling and disassembling | |
| CN106015796A (en) | High-sealing-performance three-way hydraulic joint | |
| CN210318905U (en) | Anti-loose hydraulic pipe joint | |
| CN201836592U (en) | Pipeline connection structure for copper spherical valve | |
| CN208457409U (en) | A kind of hose squeezing type connector being conveniently replaceable | |
| CN106229911A (en) | A kind of novel cable channel stopper | |
| CN109990163A (en) | A kind of device of quick blocking pipe fitting nozzle | |
| CN203981035U (en) | A kind of pneumatic dropping device | |
| CN103899859B (en) | Secondary seal pipe joint and cutting ferrule thereof | |
| CN108096797B (en) | Detachable air charging device | |
| CN206329829U (en) | A kind of Novel seal joint | |
| CN105352672A (en) | Air tightness detection clamp | |
| CN102252145B (en) | Quickly assembled and disassembled convenient joint | |
| CN109140087B (en) | The self-sealing circumference crossover sub of resistance to mesohigh and the seal connecting method of hose | |
| CN209943752U (en) | Flexible splicing sealing steel pipe with long service life | |
| CN212536854U (en) | Sealing assembly for plunger valve | |
| CN204664691U (en) | Hose coupling sealing spin structure | |
| MX2008001725A (en) | Connector for flexible and semi-rigid pipings. | |
| CN204239927U (en) | The steam inlet tube of textile industry |
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: 20180522 Termination date: 20200918 |