CN203963306U - A kind of rapid pipe joint that is threaded that adopts axial seal mode - Google Patents

A kind of rapid pipe joint that is threaded that adopts axial seal mode Download PDF

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Publication number
CN203963306U
CN203963306U CN201420245232.9U CN201420245232U CN203963306U CN 203963306 U CN203963306 U CN 203963306U CN 201420245232 U CN201420245232 U CN 201420245232U CN 203963306 U CN203963306 U CN 203963306U
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CN
China
Prior art keywords
plug
housing
spool
connected
connector body
Prior art date
Application number
CN201420245232.9U
Other languages
Chinese (zh)
Inventor
刘华贵
Original Assignee
江西艾克实业有限公司
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Publication date
Application filed by 江西艾克实业有限公司 filed Critical 江西艾克实业有限公司
Priority to CN201420245232.9U priority Critical patent/CN203963306U/en
Application granted granted Critical
Publication of CN203963306U publication Critical patent/CN203963306U/en

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Abstract

The utility model discloses a kind of rapid pipe joint that is threaded that adopts axial seal mode.It comprises housing (1), plug (3), shell joint body (8) and plug connector body (4), the inner chamber of housing (1) and plug (3) are slidably connected, housing (1) is threaded connection respectively with plug connector body (4) with shell joint body (8) and plug (3), on the circumferencial direction of the interior edge face of housing (1) and plug (3), be respectively arranged with end face seal groove, the interior edge face seal groove of housing (1) is connected with shell joint body O type circle (11), the interior edge face seal groove of plug (3) is connected with plug connector body O type circle (13), the joint end face of shell joint body (8) is connected with the interior edge face axial seal of housing (1) by shell joint body O type circle (11), the joint end face of plug connector body (4) is connected with the interior edge face axial seal of plug (3) by plug connector body O type circle (13).The utility model has effectively solved the problem that seal ring is easily scratched, and sealability has been promoted greatly.

Description

A kind of rapid pipe joint that is threaded that adopts axial seal mode

Technical field

The utility model belongs to pipe joint technical field, relates to a kind of rapid pipe joint that is threaded that adopts axial seal mode.

Background technique

Fluid quick joint now adopts the mode of radial seal at present mostly, if this kind of sealing means is applied in plug and plug connector body or housing and shell joint body, normally be used in the threaded connection place of plug and plug connector body or housing and shell joint body, make to seal the distortion of O type circle by both screw thread extruding, so that reach the object of sealing, this kind of sealing means has two defects: the one: in the time of dress sealing O type circle, easily cause seal ring to scratch seal ring in contacting with screw thread, the 2nd: in plug is threaded with shell joint body with plug connector body or mistake housing, easily cause O RunddichtringO to scratch, in pipeline connects, if sealing circle is scratched, that sealing effect will reduce greatly, even there will be inefficacy.

Model utility content

The purpose of this utility model is for above-mentioned the deficiencies in the prior art, for fluid circuit provides a kind of rapid pipe joint that is threaded that adopts axial seal mode.

The technical solution of the utility model: a kind of rapid pipe joint that is threaded that adopts axial seal mode, it comprises housing, plug, shell joint body and plug connector body, inner chamber and the plug of housing are slidably connected, housing and shell joint body and plug and plug connector body are threaded connection respectively, on the circumferencial direction of the interior edge face of housing and plug, be respectively arranged with end face seal groove, the interior edge face seal groove of housing is connected with shell joint body O type circle, the interior edge face seal groove of plug is connected with plug connector body O type circle, the joint end face of shell joint body is connected with the interior edge face axial seal of housing by shell joint body O type circle, the joint end face of plug connector body is connected with the interior edge face axial seal of plug by plug connector body O type circle.

Plug and housing are respectively equipped with cone shape hole and plug spool and housing spool is spacing is slidably connected, be connected by the conical head of housing spool and the head-on collision of the conical head of plug spool, the displacement that the conical head of housing spool and the displacement of the cone shape hole of housing generation and the conical head of plug spool and plug cone shape hole are produced forms fluid passage jointly.

Described plug and plug connector body are threaded connection formation inner chamber, plug connector intracoelomic cavity is provided with sleeve and plug valve seat is located by connecting, the valve rod of plug spool is sealed pad with plug spool and plug spool conical sleeve is connected, the valve opening of plug valve seat is connected with the valve stem slides of plug spool and to pass through the step of plug spool conical sleeve spacing, the pedestal of plug valve seat is connected with plug spool conical sleeve step by plug valve core spring, the outer step of conical head of plug spool and the corresponding connection of cone shape hole of plug.

Described housing and shell joint body are threaded connection formation inner chamber, in shell joint body, be provided with step and housing valve seat step is located by connecting, the valve rod of housing spool is sealed pad with housing spool and housing spool conical sleeve is connected, the valve opening of housing valve seat is connected with the valve stem slides of housing spool and to pass through in housing spool conical sleeve step spacing, the pedestal of housing valve seat is connected with step in housing spool conical sleeve by housing valve core spring, the outer step of conical head of housing spool and the corresponding connection of cone shape hole of housing.

On described plug connector body, be connected with outer ring, the restraining groove that outer ring forms by plug and plug connector body joint is spacing, being threaded connection of outer ring and housing.

The utility model plug and housing the circumferencial direction of interior edge face on seal groove is set, the mode that O RunddichtringO is pushed by the end face of plug connector body or shell joint body, avoid and the contacting of screw thread, thereby effectively solve the problem that seal ring is easily scratched, sealability has been promoted greatly.

Brief description of the drawings

Fig. 1 is the utility model embodiment 1 assembly structure schematic diagram.

Fig. 2 is the utility model embodiment 1 Male plug schematic diagram.

Fig. 3 is the utility model embodiment 1 mother socket structural representation.

In figure: housing 1, outer ring 2, plug 3, plug connector body 4, plug valve seat 5, housing spool conical sleeve 6, housing O type circle 7, shell joint body 8, outer ring O type circle 9, housing valve seat 10, shell joint body O type circle 11, housing phenyl tetrafluoride pad 12, plug connector body O type circle 13, plug spool 14, plug spool is sealed pad 15, plug spool conical sleeve 16, plug valve core spring 17, housing spool is sealed pad 18, housing spool 19, housing valve core spring 20, plug connector body sleeve 21.

Embodiment

The utility model is by the following examples can the utility model will be further described, but scope of the present utility model is not limited to following embodiment.

Embodiment 1:

Each material and parts as shown in Fig. 1-3: 45# housing 1, 45# outer ring 2, 45# plug 3, 45# plug connector body 4, (copper) powder metallurgy plug valve seat 5, teflon housing spool conical sleeve 6, nitrile butadiene rubber housing O type circle 7, A3 shell joint body 8, fluorine rubber outer ring O type circle 9, (copper) powder metallurgy housing valve seat 10, nitrile butadiene rubber shell joint body O type circle 11, teflon housing phenyl tetrafluoride pad 12, nitrile butadiene rubber plug connector body O type circle 13, A3 plug spool 14, nitrile butadiene rubber plug seal spool pad 15, teflon plug spool conical sleeve 16, 65Mn plug valve core spring 17, nitrile butadiene rubber housing seal spool pad 18, A3 housing spool 19, 65Mn housing valve core spring 20, 45# plug connector body sleeve 21.

A kind of rapid pipe joint that is threaded that adopts axial seal mode of the present embodiment, it comprises housing 1, plug 3, shell joint body 8 and plug connector body 4, the inner chamber of housing 1 and plug 3 are slidably connected, housing 1 is threaded connection respectively with plug connector body 4 with shell joint body 8 and plug 3, on the circumferencial direction of the interior edge face of housing 1 and plug 3, be respectively arranged with end face seal groove, the interior edge face seal groove of housing 1 is connected with shell joint body O type circle 11, the interior edge face seal groove of plug 3 is connected with plug connector body O type circle 13, the joint end face of shell joint body 8 is connected with the interior edge face axial seal of housing 1 by shell joint body O type circle 11, the joint end face of plug connector body 4 is connected with the interior edge face axial seal of plug 3 by plug connector body O type circle 13.

Plug 3 is respectively equipped with cone shape hole and plug spool 14 with housing 1 and housing spool 19 is spacing is slidably connected, be connected by the conical head of housing spool 19 and the head-on collision of the conical head of plug spool 14, the displacement that the conical head of housing spool 19 and the displacement of the cone shape hole of housing 1 generation and the conical head of plug spool 14 and plug cone shape hole are produced forms fluid passage jointly.

Described plug 3 is threaded connection formation inner chamber with plug connector body 4, plug connector body 4 inner chambers are provided with sleeve 21 and are located by connecting with plug valve seat 5, the valve rod of plug spool 14 is sealed pad 15 with plug spool and plug spool conical sleeve 16 is connected, the valve opening of plug valve seat 5 is connected with the valve stem slides of plug spool 14 and to pass through the step of plug spool conical sleeve 16 spacing, the pedestal of plug valve seat 5 is connected with plug spool conical sleeve 16 steps by plug valve core spring 17, the outer step of conical head of plug spool 14 and the corresponding connection of cone shape hole of plug 3.

Described housing 1 is threaded connection formation inner chamber with shell joint body 8, in shell joint body 8, be provided with step and housing valve seat 10 steps are located by connecting, the valve rod of housing spool 19 is sealed pad 18 with housing spool and housing spool conical sleeve 6 is connected, the valve opening of housing valve seat 10 is connected with the valve stem slides of housing spool 19 and to pass through housing spool conical sleeve 6 interior steps spacing, the pedestal of housing valve seat 10 is connected with housing spool conical sleeve 6 interior steps by housing valve core spring 20, the outer step of conical head of housing spool 19 and the corresponding connection of cone shape hole of housing 1.

On described plug connector body 4, be connected with outer ring 2, the restraining groove that outer ring 2 forms by plug 3 and plug connector body 4 joints is spacing, being threaded connection of outer ring 2 and housing 1.Outer ring O type circle 9, housing O type circle 7, housing phenyl tetrafluoride pad 12 are general seal arrangement.

The present embodiment connects: housing 1 is slidably connected with plug 3, the internal thread of outer ring 2 is connected with the outside thread of housing 1, reach the state of screwing, the conical head of the housing spool 19 in housing 1 and plug 3 and the conical head correspondence of plug spool 14 are backed down, and rapid pipe joint is connected.

After the present embodiment connects: fluid is flowed out through housing valve seat 10, housing spool 19, plug spool 14, plug valve seat 5 from housing 1.

The present embodiment disconnects: loosening outer ring 2, and housing 1 exits from outer ring 2, and housing spool 19, housing valve seat 10, plug spool 14, plug valve seat 5 in housing 1 and plug 3 are subject under valve core spring active force, closed pipeline, joint disconnects.

Claims (5)

1. one kind adopts the rapid pipe joint that is threaded of axial seal mode, it comprises housing (1), plug (3), shell joint body (8) and plug connector body (4), the inner chamber of housing (1) and plug (3) are slidably connected, housing (1) is threaded connection respectively with plug connector body (4) with shell joint body (8) and plug (3), it is characterized in that: on the circumferencial direction of the interior edge face of housing (1) and plug (3), be respectively arranged with end face seal groove, the interior edge face seal groove of housing (1) is connected with shell joint body O type circle (11), the interior edge face seal groove of plug (3) is connected with plug connector body O type circle (13), the joint end face of shell joint body (8) is connected with the interior edge face axial seal of housing (1) by shell joint body O type circle (11), the joint end face of plug connector body (4) is connected with the interior edge face axial seal of plug (3) by plug connector body O type circle (13).
2. a kind of rapid pipe joint that is threaded that adopts axial seal mode according to claim 1, it is characterized in that: plug (3) is respectively equipped with cone shape hole and plug spool (14) and spacing being slidably connected of housing spool (19) with housing (1), be connected by the conical head of housing spool (19) and the head-on collision of the conical head of plug spool (14), the displacement that the conical head of housing spool (19) and the displacement of the cone shape hole of housing (1) generation and the conical head of plug spool (14) and plug cone shape hole are produced forms fluid passage jointly.
3. a kind of rapid pipe joint that is threaded that adopts axial seal mode according to claim 1, it is characterized in that: described plug (3) is threaded connection formation inner chamber with plug connector body (4), plug connector body (4) inner chamber is provided with sleeve (21) and is located by connecting with plug valve seat (5), the valve rod of plug spool (14) is sealed pad (15) with plug spool and plug spool conical sleeve (16) is connected, the valve opening of plug valve seat (5) is connected with the valve stem slides of plug spool (14) and to pass through the step of plug spool conical sleeve (16) spacing, the pedestal of plug valve seat (5) is connected with plug spool conical sleeve (16) step by plug valve core spring (17), the outer step of conical head of plug spool (14) and the corresponding connection of cone shape hole of plug (3).
4. a kind of rapid pipe joint that is threaded that adopts axial seal mode according to claim 1, it is characterized in that: described housing (1) is threaded connection formation inner chamber with shell joint body (8), in shell joint body (8), be provided with step and housing valve seat (10) step is located by connecting, the valve rod of housing spool (19) is sealed pad (18) with housing spool and housing spool conical sleeve (6) is connected, the valve opening of housing valve seat (10) is connected with the valve stem slides of housing spool (19) and to pass through the interior step of housing spool conical sleeve (6) spacing, the pedestal of housing valve seat (10) is connected with the interior step of housing spool conical sleeve (6) by housing valve core spring (20), the outer step of conical head of housing spool (19) and the corresponding connection of cone shape hole of housing (1).
5. a kind of rapid pipe joint that is threaded that adopts axial seal mode according to claim 1, it is characterized in that: on described plug connector body (4), be connected with outer ring (2), outer ring (2) is spacing by the restraining groove of plug (3) and plug connector body (4) joint formation, being threaded connection of outer ring (2) and housing (1).
CN201420245232.9U 2014-05-14 2014-05-14 A kind of rapid pipe joint that is threaded that adopts axial seal mode CN203963306U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420245232.9U CN203963306U (en) 2014-05-14 2014-05-14 A kind of rapid pipe joint that is threaded that adopts axial seal mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420245232.9U CN203963306U (en) 2014-05-14 2014-05-14 A kind of rapid pipe joint that is threaded that adopts axial seal mode

Publications (1)

Publication Number Publication Date
CN203963306U true CN203963306U (en) 2014-11-26

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420245232.9U CN203963306U (en) 2014-05-14 2014-05-14 A kind of rapid pipe joint that is threaded that adopts axial seal mode

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017025009A1 (en) * 2015-08-10 2017-02-16 浙江三花股份有限公司 Housing assembly of valve and valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017025009A1 (en) * 2015-08-10 2017-02-16 浙江三花股份有限公司 Housing assembly of valve and valve

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141126

Termination date: 20150514

EXPY Termination of patent right or utility model