CN203240169U - Quick coupling for high-pressure water hose - Google Patents
Quick coupling for high-pressure water hose Download PDFInfo
- Publication number
- CN203240169U CN203240169U CN 201320232404 CN201320232404U CN203240169U CN 203240169 U CN203240169 U CN 203240169U CN 201320232404 CN201320232404 CN 201320232404 CN 201320232404 U CN201320232404 U CN 201320232404U CN 203240169 U CN203240169 U CN 203240169U
- Authority
- CN
- China
- Prior art keywords
- joint
- coupling
- female
- core
- pressure hose
- Prior art date
Links
- 230000001808 coupling Effects 0.000 title abstract description 29
- 238000010168 coupling process Methods 0.000 title abstract description 29
- 238000005859 coupling reactions Methods 0.000 title abstract description 29
- 239000011901 water Substances 0.000 title abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000000875 corresponding Effects 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000000463 materials Substances 0.000 claims description 6
- 229910000838 Al alloys Inorganic materials 0.000 claims description 3
- 239000000956 alloys Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound 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- 210000003128 Head Anatomy 0.000 description 1
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Abstract
Description
Technical field
The invention relates to the water band Quick Connect Kit that uses in a kind of fire-fighting.
Background technique
High-pressure hose rapid pipe joint (having another name called the fast interface of high-pressure hose) is applied in the fire-fighting domain, is a kind of dismounting water band pipe joint that does not need tool using can fast, simply, insurance repeat to connect and disconnect water channel.General rapid pipe joint mainly comprises tool joint pin, female joint (also being referred to as sun mouthful joint, cloudy mouthful joint), and the mechanism that both are connected airtight and break away from.But the Placement between joint and the water band and structure exist easily damaged to water band generation itself, make easily joint and water band break away from or make the situation of water band breakage under the high-pressure situations.Present domestic a kind of fast connecting joint that is used in specially the above high pressure water bracelet of 2.5Mpa shape of the mouth as one speaks formula that also do not have.For this reason, study a kind of high pressure resistantly, do not reveal, steady quality, the rapid pipe joint of convenient disassembly is imperative.
Summary of the invention
The problem that the invention will solve provides a kind of high-pressure hose rapid pipe joint, high-pressure hose is connected and disengaging fast, and the linkage structure of water band and joint is damaged, high pressure resistant to water band nothing itself.
For solving the problems of the technologies described above, the technological scheme that the invention is adopted is:
A kind of high-pressure hose rapid pipe joint, comprise tool joint pin, female joint, wherein the male and female joint mainly is comprised of joint body and joint core separately, the head of both joint bodies is bonded with each other, engaging mechanism connects airtight both joint bodies or break away from, being located at joint body afterbody joint core is used for being connected with high-pressure hose, be characterised in that, also comprise lock sleeve, the groove that the waveform rounding off is arranged on the joint core cylindrical, the groove of the waveform rounding off corresponding with the joint core is arranged on the inner circle of lock sleeve, and the high-pressure hose clinching is between joint core and lock sleeve.
Further, described engaging mechanism comprises, female joint body 12 outsides covers has one can be around the joint overcoat 5 of its rotation, be provided with axle spring 4 between female joint body 12 and the joint overcoat 5, spring top leans against between the annular boss of the annular boss that engages overcoat 5 right-hand member internal surfaces and female joint body 12 afterbody outer surfaces, periphery at female joint body 12 tops is provided with concave ring groove, is provided with stainless steel collar 6 in the concave ring groove; The female joint body 12 of concave ring groove one side is provided with a plurality of conical through-holes, respectively contains a steel ball 10 in each through hole, and the position of corresponding each conical through-hole is provided with corresponding depression on this external surface of tool joint pin; At female joint body 12 afterbody outer surfaces elastic cylindrical pin 3 is housed, has opening slot at joint overcoat 5 towards straight pin one end place.
Further, the inwall of female joint body 12 is provided with circular groove, and O type circle 9 is housed in its groove;
Further, female joint core 1 and tool joint pin core 8 are to be made by aluminum alloy material.Lock sleeve 2 is to be made by stainless steel material.
Advantage and good effect that the invention has are: it has the advantages such as compact structure, volume be little, lightweight, high pressure resistant, interchangeable.This pipe joint uses lightly nimble, and clarity particularly adapts in being badly in need of frequent disassembling pipe.
Description of drawings
Fig. 1 is the quick coupling structure schematic representation, the tool joint pin body stretches in the female joint body among the figure, the state that dotted line top is showed is to engage overcoat 5 to be in partial sectional view under the jointing state, below dotted line is to engage overcoat 5 to be moved to partial sectional view under the disengaged position that tool joint pin can be extracted (not yet extracting) in the female joint
Among the figure:
1, female joint core; 2, lock sleeve; 3, elastic cylindrical pin; 4, axle spring; 5, engage overcoat; 6, stainless steel collar; 7, tool joint pin body; 8, tool joint pin core; 9, O type circle; 10, steel ball; 11, the 2nd O type circle; 12, female joint body
Embodiment
As shown in the figure, the high-pressure hose rapid pipe joint of the invention mainly is used in the fire-fighting fire extinguishing field and carries on the water band of the above high pressure water of 2.5Mpa, and it has adopted and has withheld the mouth structure pattern, can connect fast delivery equipment.It mainly is comprised of tool joint pin (tool joint pin body 7, tool joint pin core 8), female joint (female joint body 12, female joint core 1), lock sleeve 2, joint overcoat 5, steel ball, spring and sealing etc.
Female joint core 1 and tool joint pin core 8 are to be made by aluminum alloy material, to alleviate the weight of this joint, the groove of waveform rounding off are arranged at its cylindrical;
Tool joint pin body 7 is made by stainless steel material, and is when splitting off the water route, more durable when aluminum material collides with relatively like this;
Lock sleeve 2 is made by stainless steel material, the groove that the waveform rounding off is arranged on the circle within it, this groove and female joint core 1 and tool joint pin core 8 groove fit are used, under suitable pressure, with the high-pressure hose compacting, the groove of waveform rounding off can guarantee effectively that when the water band is withheld the water band is not damaged by pressure;
Female joint body 12 outsides covers has one can be around the joint overcoat 5 of its rotation, be provided with axle spring 4 between female joint body 12 and the joint overcoat 5, spring top leans against between the annular boss of the annular boss that engages overcoat 5 right-hand member internal surfaces and female joint body 12 afterbody outer surfaces, periphery at female joint body 12 tops is provided with concave ring groove, is provided with stainless steel collar 6 in the concave ring groove; The female joint body 12 of concave ring groove one side is provided with a plurality of conical through-holes, respectively contains a steel ball 10 in each through hole, and the position of corresponding each conical through-hole is provided with corresponding depression on this external surface of tool joint pin; At female joint body 12 afterbody outer surfaces elastic cylindrical pin 3 is housed, has opening slot at joint overcoat 5 towards straight pin one end place.
Be provided with circular groove in the female joint inner body wall, O type circle 9 is housed in its groove; After the tool joint pin body stretched within the female joint body 12, O type circle 9 betweens played seal action.
In tool joint pin body 7 top shoulder holes, there are the 2nd O type circle 11 and tool joint pin core to closely cooperate, play seal action.
When tool joint pin being engaged (connection) operation with female joint, at first will engage overcoat 5 rotations, its opening slot is aimed at (elasticity) straight pin 3, straight pin 3 is inserted in the opening slot, the tool joint pin body is placed in the female joint body, decontrol and engage overcoat 5 and rotate locked, under the acting in conjunction of axle spring 4 and collar 6, withstand and engage overcoat 5, the annular boss that engages overcoat right-hand member internal surface is pushed down steel ball 10, steel ball 10 is embedded on the conical through-hole of female joint body 12 and this external surface of tool joint pin in the corresponding depression, blocks tool joint pin by steel ball and makes it to break away from female joint; During opening operation, at first will engage overcoat 5 rotations, its opening is aimed at elastic cylindrical pin 3, engage overcoat 5 to the pulling of straight pin direction, circular cylinder elastic cotter 3 is inserted in the opening slot, makes its annular boss get out of the way steel ball place conical through-hole, and steel ball can't block tool joint pin, can pull out the tool joint pin body and place outside the female joint core this moment, decontrols to engage overcoat 5.
1), time saving and energy saving: split off when being connected the water route by rapid pipe joint, action is simple, save time and manpower, realized quick connection;
2), high pressure resistant: as because this joint has adopted the groove of waveform rounding off, not damage high-pressure hose during clinching, thereby realized obtaining the above high-pressure hose interface of anti-2.5Mpa with withholding pattern;
3), durable: when splitting off the water route, the joint in the rapid pipe joint adopts stainless steel, and is more durable when aluminum material collides with relatively.
4), design is unique, convenient transportation: with the high-pressure hose of rapid pipe joint can with main equipment (such as fire-protection equipment), use transportation after the rapid pipe joint partition, arrive behind the destination again assembling and use.
5), economy: above various advantages all are that the client has created economic value.
More than the embodiment of the invention is had been described in detail, but described content only is the preferred embodiment of the invention, can not be considered to for the practical range that limits the invention.All equalizations of doing according to the invention application range change and improve etc., all should still belong within the patent covering scope of the invention.
Claims (5)
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CN 201320232404 CN203240169U (en) | 2013-05-02 | 2013-05-02 | Quick coupling for high-pressure water hose |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104676168A (en) * | 2013-11-29 | 2015-06-03 | 北京农业职业学院 | Quick joint of water pump |
CN104776290A (en) * | 2015-03-26 | 2015-07-15 | 桐城市永锦建筑工程有限公司 | Water tube access hole |
CN105605356A (en) * | 2016-03-14 | 2016-05-25 | 威特龙消防安全集团股份公司 | Safety buckle structure of quick coupling of fire extinguishing agent conveying hose |
CN106322031A (en) * | 2015-06-30 | 2017-01-11 | 周荣建 | Fire hydrant connecting piece |
CN106321926A (en) * | 2015-06-30 | 2017-01-11 | 周荣建 | Fire hydrant |
-
2013
- 2013-05-02 CN CN 201320232404 patent/CN203240169U/en active IP Right Grant
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104676168A (en) * | 2013-11-29 | 2015-06-03 | 北京农业职业学院 | Quick joint of water pump |
CN104776290A (en) * | 2015-03-26 | 2015-07-15 | 桐城市永锦建筑工程有限公司 | Water tube access hole |
CN106322031A (en) * | 2015-06-30 | 2017-01-11 | 周荣建 | Fire hydrant connecting piece |
CN106321926A (en) * | 2015-06-30 | 2017-01-11 | 周荣建 | Fire hydrant |
CN105605356A (en) * | 2016-03-14 | 2016-05-25 | 威特龙消防安全集团股份公司 | Safety buckle structure of quick coupling of fire extinguishing agent conveying hose |
CN105605356B (en) * | 2016-03-14 | 2018-04-24 | 威特龙消防安全集团股份公司 | A kind of secure latch structure of extinguishing chemical delivery hose quick coupling |
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