CN203322587U - Quick coupling for compression device - Google Patents

Quick coupling for compression device Download PDF

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Publication number
CN203322587U
CN203322587U CN2013202664402U CN201320266440U CN203322587U CN 203322587 U CN203322587 U CN 203322587U CN 2013202664402 U CN2013202664402 U CN 2013202664402U CN 201320266440 U CN201320266440 U CN 201320266440U CN 203322587 U CN203322587 U CN 203322587U
Authority
CN
China
Prior art keywords
piston
valve core
seat
location
compression
Prior art date
Application number
CN2013202664402U
Other languages
Chinese (zh)
Inventor
王纪亮
Original Assignee
珠海市美科自动化设备有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 珠海市美科自动化设备有限公司 filed Critical 珠海市美科自动化设备有限公司
Priority to CN2013202664402U priority Critical patent/CN203322587U/en
Application granted granted Critical
Publication of CN203322587U publication Critical patent/CN203322587U/en

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Abstract

The utility model discloses a quick coupling for a compression device. The quick coupling for the compression device comprises a connecting nut base and a valve element body, the valve element body is a hollow tube body, a first piston body is arranged in the inner hole of the connecting nut base, a second piston body is arranged in the inner tube cavity of the valve element body, the first piston body and the second piston body are connected into a whole, and a through flow guide channel is formed in the center of the whole. A locating shaft is arranged on the end portion of the second piston body, a plurality of locating steel balls are arranged on the circumference of the inner locating hole of the right end of the valve element body, and tapered locating holes matched with the locating steel balls are formed in the valve element body. The valve element body is sleeved with an outer locating sleeve, and a locking spring which allows the outer locating sleeve to conveniently abut against the right end of the valve element body is further arranged between the outer locating sleeve and the connecting nut base. A compressing spring is further arranged in the inner hole of the connecting nut base, and an annular receding groove is formed in the end portion of the outer locating sleeve. An annular sealing gasket which is in sealing connection with a mouth expanding connecting tube inserted into the second piston body is further arranged in the flow guide channel at the connection position of the first piston body and the second piston body.

Description

Rapid pipe joint for compression device

[technical field]

The utility model relates to the pipeline connecting device that detects operation, is specifically related to the rapid pipe joint for compression device.

[background technique]

At present, in hydraulic pressure, the pneumatic control filling system pipeline of the industries such as compression device, medical apparatus vacuumize, fill gas-liquid medium, detection operation, need to rely on the joint connected fast and carry out the pipeline connection; But the most complex structure of current pipe joint, component are many, and manufacturing cost is high, and easily produces and swing after the locking pipeline, and it is unreliable to locate, and can't effectively guarantee sealing.

[model utility content]

The utility model provides a kind of rapid pipe joint for compression device simple in structure, swift and convenient to operate.

In order to realize the foregoing invention purpose, the technical solution adopted in the utility model is:

Rapid pipe joint for compression device, comprise attaching nut's seat and valve core, and valve core is a hollow tube, and attaching nut's seat is threadedly connected to an end of valve core and forms a sealing channel; The endoporus of described attaching nut's seat is equipped with the first piston body that can slide within it, second piston body that can slide in sealing channel is installed in tube chamber in valve core, first piston body and the second piston body link into an integrated entity and in be formed centrally consistent logical guide channel; Described the second piston body end is provided with the positioning shaft coordinated with valve core right-hand member location endoporus, valve core right-hand member location is equipped with the positioning ball that a plurality of enlarging connecting tubes with inserting the valve core sealing channel coordinate on the endoporus border, and valve core is provided with the taper positioning hole coordinated with positioning ball; Described valve core is arranged with outward and prevents the location overcoat of positioning ball from shifting out in the taper positioning hole, between location overcoat and attaching nut's seat, also is provided with and is convenient to locate the locking spring that overcoat is resisted against the valve core right-hand member; The Compress Spring that first piston body and the second piston body is pressed in to the valve core right-hand member also is installed in the endoporus of described attaching nut's seat, and overcoat end, location is provided with to be convenient to positioning ball in valve core taper positioning hole and to exit the annular slot to make way of stepping down; Also be provided with the Gask-O-Seal be tightly connected with the enlarging connecting tube inserted in the second piston body in first piston body and the second piston body joint guide channel.

Preferably, described first piston body adopts to be threaded with the second piston body and is integral.

Preferably, the external wall of described first piston offers a circular groove, is equipped with in circular groove and is convenient to the O RunddichtringO that first piston body and attaching nut's seat endoporus are tightly connected.

Preferably, the annular slot to make way inboard of described location overcoat also is provided with and is convenient to promote the tapering face that positioning ball slips into the taper positioning hole.

The beneficial effects of the utility model are:

The utility model can connect as one joint and enlarging connecting tube by the positioning ball that is arranged on this rapid pipe joint front end easily, and be provided with in overcoat end, location the annular slot to make way that assembles or break away from positioning ball, the many location that meet the positioning ball of this joint connect fast, be difficult for producing swing after making this rapid pipe joint locking, connect more firm; In addition, because first piston body and the second piston body adopt the sealing configuration of internal diameter sealing, even therefore at high pressure draught, during by this rapid pipe joint, still not there will be gas leak phenomenon.

[accompanying drawing explanation]

Fig. 1 is sectional structure schematic diagram of the present utility model;

Use status architecture schematic diagram when Fig. 2 is the insertion of the utility model flared tube;

Structural representation when Fig. 3 is the non-working condition of the utility model flared tube while extracting.

[embodiment]

Rapid pipe joint for compression device, as shown in Figure 1 to Figure 3, comprise attaching nut's seat 1 and valve core 2, and valve core 2 is a hollow tube, and attaching nut's seat 1 is threadedly connected to an end of valve core 2 and forms a sealing channel 3; Endoporus at attaching nut's seat 1 is equipped with the first piston body 4 that can slide within it, in the interior tube chamber 20 of valve core 2, being equipped with can be at the second piston body 5 of sealing channel 3 interior slips, first piston body 4 with the second piston body 5, be threaded be integral and in be formed centrally consistent logical guide channel 6; Be provided with the positioning shaft 50 coordinated with valve core 2 right-hand member location endoporus 21 in the second piston body 5 ends, valve core is equipped with the positioning ball 8 that a plurality of enlarging connecting tubes 7 with inserting valve core 2 sealing channels coordinate on 2 endoporus 21 borders, right-hand member location, and valve core 2 circumferentially evenly is provided with the taper positioning hole 22 coordinated with positioning ball 8; Be arranged with outside valve core 2 and prevent the location overcoat 9 of positioning ball 8 from shifting out in taper positioning hole 22, between location overcoat 9 and attaching nut's seat 1, also be provided with and be convenient to locate the locking spring 10 that overcoat 9 is resisted against valve core 2 right-hand members; The Compress Spring 11 that first piston body 4 and the second piston body 5 is pressed in to interior sealing channel 3 right-hand members of valve core 2 also is installed in the endoporus of attaching nut's seat 1, and overcoat 9 ends, location are provided with to be convenient to the interior positioning ball 8 of valve core 2 taper positioning hole 22 and to exit the annular slot to make way 90 of stepping down; Also be provided with the Gask-O-Seal 12 be tightly connected with the enlarging connecting tube 7 inserted in the second piston body 5 in first piston body 4 and the second piston body 5 joint guide channels 6.

Continue as shown in Figure 1 to Figure 3, at first piston body 4 outer walls, to offer a circular groove 40, be equipped with in circular groove 40 and be convenient to the O RunddichtringO 13 that first piston body 4 and attaching nut's seat 1 endoporus are tightly connected; Also be provided with and be convenient to promote the tapering face 91 that positioning ball 8 slips into taper positioning hole 22 in annular slot to make way 90 inboards of location overcoat 9.

During use, enlarging connecting tube 7 inserts in the second piston body 5 endoporus of valve core 2 inner chambers, directly be resisted against on Gask-O-Seal 12, and the Compress Spring 11 in promotion first piston body 4 and the second piston body 5 compression attaching nut seat 1 endoporus, after the positioning shaft 50 of the second piston body 5 ends, move, the locking spring 10 in valve core 2 outsides promotes 9 reaches of location overcoat, the positioning ball 8 that will coordinate with the annular slot to make way 90 of location overcoat 9 pushes in the taper positioning hole 22 of valve core 2, flared end by positioning ball 8 locking enlarging connecting tubes 7, reaching guide channel 6 quick-sealings that form with first piston body 4 and the second piston body 5 is communicated with.

When needs are pulled up from enlarging connecting tube 7, pull further compression locking spring 10 of location overcoat 9, Compress Spring 11 in attaching nut's seat 1 endoporus promotes first piston body 4 and the second piston body 5 and 7 reaches of enlarging connecting tube, the flared end of enlarging connecting tube 7 promotes outer the moving of positioning ball 8 in valve core 2 taper positioning holes 22, can break away from fast enlarging connecting tube 7, take off this rapid pipe joint.

The above embodiment just, for preferred embodiment of the present utility model, not limits practical range of the present utility model with this, and the equivalence that all shapes according to the utility model, structure and principle are done changes, and all should be covered by protection domain of the present utility model.

Claims (4)

1. for the rapid pipe joint of compression device, comprise attaching nut's seat and valve core, valve core is a hollow tube, and attaching nut's seat is threadedly connected to an end of valve core and forms a sealing channel; It is characterized in that:
The endoporus of described attaching nut's seat is equipped with the first piston body that can slide within it, second piston body that can slide in sealing channel is installed in tube chamber in valve core, first piston body and the second piston body link into an integrated entity and in be formed centrally consistent logical guide channel;
Described the second piston body end is provided with the positioning shaft coordinated with valve core right-hand member location endoporus, valve core right-hand member location is equipped with the positioning ball that a plurality of enlarging connecting tubes with inserting the valve core sealing channel coordinate on the endoporus border, and valve core is provided with the taper positioning hole coordinated with positioning ball;
Described valve core is arranged with outward and prevents the location overcoat of positioning ball from shifting out in the taper positioning hole, between location overcoat and attaching nut's seat, also is provided with and is convenient to locate the locking spring that overcoat is resisted against the valve core right-hand member;
The Compress Spring that first piston body and the second piston body is pressed in to the valve core right-hand member also is installed in the endoporus of described attaching nut's seat, and overcoat end, location is provided with to be convenient to positioning ball in valve core taper positioning hole and to exit the annular slot to make way of stepping down;
Also be provided with the Gask-O-Seal be tightly connected with the enlarging connecting tube inserted in the second piston body in first piston body and the second piston body joint guide channel.
2. the rapid pipe joint for compression device according to claim 1, is characterized in that, described first piston body adopts to be threaded with the second piston body and is integral.
3. the rapid pipe joint for compression device according to claim 1 and 2, is characterized in that, the external wall of described first piston offers a circular groove, is equipped with in circular groove and is convenient to the O RunddichtringO that first piston body and attaching nut's seat endoporus are tightly connected.
4. the rapid pipe joint for compression device according to claim 1 and 2, is characterized in that, the annular slot to make way inboard of described location overcoat also is provided with is convenient to promote the tapering face that positioning ball slips into the taper positioning hole.
CN2013202664402U 2013-05-15 2013-05-15 Quick coupling for compression device CN203322587U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013202664402U CN203322587U (en) 2013-05-15 2013-05-15 Quick coupling for compression device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013202664402U CN203322587U (en) 2013-05-15 2013-05-15 Quick coupling for compression device

Publications (1)

Publication Number Publication Date
CN203322587U true CN203322587U (en) 2013-12-04

Family

ID=49661938

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013202664402U CN203322587U (en) 2013-05-15 2013-05-15 Quick coupling for compression device

Country Status (1)

Country Link
CN (1) CN203322587U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104242575A (en) * 2014-09-19 2014-12-24 常州金康精工机械股份有限公司 Clutch
CN105499992A (en) * 2016-01-15 2016-04-20 宁波新邦工具有限公司 Multi-station quick coupling assembling machine
CN106594110A (en) * 2016-11-30 2017-04-26 北京航科发动机控制系统科技有限公司 Connecting device capable of realizing flexible axial separation
CN108779638A (en) * 2016-02-05 2018-11-09 保力集团有限责任公司 For connection structure component connector, be provided with the truss of connector with and related methods and purposes

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104242575A (en) * 2014-09-19 2014-12-24 常州金康精工机械股份有限公司 Clutch
CN105499992A (en) * 2016-01-15 2016-04-20 宁波新邦工具有限公司 Multi-station quick coupling assembling machine
CN108779638A (en) * 2016-02-05 2018-11-09 保力集团有限责任公司 For connection structure component connector, be provided with the truss of connector with and related methods and purposes
CN106594110A (en) * 2016-11-30 2017-04-26 北京航科发动机控制系统科技有限公司 Connecting device capable of realizing flexible axial separation

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131204

Termination date: 20150515

EXPY Termination of patent right or utility model