CN109578728A - One kind withholding hose coupling anti-drop structure - Google Patents
One kind withholding hose coupling anti-drop structure Download PDFInfo
- Publication number
- CN109578728A CN109578728A CN201811438414.7A CN201811438414A CN109578728A CN 109578728 A CN109578728 A CN 109578728A CN 201811438414 A CN201811438414 A CN 201811438414A CN 109578728 A CN109578728 A CN 109578728A
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- China
- Prior art keywords
- pressure welding
- welding case
- hose
- neck bush
- pressure
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/02—Hose-clips
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Joints With Pressure Members (AREA)
Abstract
One kind withholding hose coupling anti-drop structure, including cap nut, neck bush, pressure welding case, hose；The neck bush of the structure with pressure welding case positioning surface, anti-be disengaged from the groove and cyclic annular crimp groove, pressure welding case have anticreep rib and spiral channel-shaped crimp groove；Crimping rate caused by solving the problems, such as neck bush and pressure welding case by the spiral channel-shaped crimp groove of pressure welding case the contraposition of existing crimp groove is inaccurate in production is low；Cooperated by anti-be disengaged from the groove of neck bush with the anticreep rib of pressure welding case, prevents pressure welding case from falling off with liquid cooling hose, increase liquid cooling hose peel ability；Improve liquid cooling hose coupling compression joint technique furthermore with the spiral channel-shaped crimp groove of pressure welding case, solves the problems, such as that annular groove depth is uncontrollable between hose end insertion neck bush and pressure welding case；Have the advantages that hose crimping is reliable, anti-dropout ability is strong using the liquid cooling hose of the structure, it is ensured that the functional reliability of liquid cooling hose.
Description
Technical field
The present invention relates to the liquid cooling hose coupling technical fields in aircraft liquid cooling pipeline assembly, and in particular to one kind is withheld soft
Pipe fitting anti-drop structure and packaging technology.
Background technique
Known, existing aircraft uses cap nut rear portion attaching type with liquid cooling hose, passes through neck bush and crimping
Crimp groove between set compresses hose, prevents hose from falling off；But liquid cooling hose is in actual production, if neck bush and pressure
Crimp groove contraposition between female connector is inaccurate, and it is insufficient that it will cause hose bonding strengths；Meanwhile liquid cooling hose is in actual production
When, because hose end crimping position is arranged between neck bush and pressure welding case in annular groove, hose end is inserted into neck bush and crimping
The depth of annular groove cannot be directly viewed between set, and there are the too short problems of hose end crimping length, and it is strong to will also result in hose connection
Degree is insufficient；In addition, not having anti-drop structure between neck bush and pressure welding case in existing liquid cooling hose, liquid cooling hose exists
When falling off, pressure welding case can fall off together with hose, and the crimp groove anti-dropout ability of pressure welding case does not play one's part to the full；Especially
It is that big, bad environments are vibrated in liquid cooling hose use, hose bonding strength deficiency will lead to hose and fall off, and aviation accident is caused to be sent out
It is raw.
Summary of the invention
In order to overcome the shortcomings in the background art, the invention discloses one kind to withhold hose coupling anti-drop structure, the knot
The neck bush of structure with pressure welding case positioning surface, anti-be disengaged from the groove and cyclic annular crimp groove, pressure welding case have anticreep rib and spiral channel-shaped pressure
Access slot；The structure solves the contraposition of the crimp groove between neck bush and pressure welding case by the spiral channel-shaped crimp groove of pressure welding case and is not allowed
Problem；Cooperated by anti-be disengaged from the groove of neck bush with the anticreep rib of pressure welding case, prevents pressure welding case from falling off with liquid cooling hose, increase
The peel ability of liquid cooling hose is added；Improve liquid cooling hose coupling furthermore with the spiral channel-shaped crimp groove of pressure welding case and crimps work
Skill solves the problems, such as that annular groove depth is uncontrollable between hose end insertion neck bush and pressure welding case；It is soft using the liquid cooling of the structure
Pipe has the advantages that hose crimping is reliable, anti-dropout ability is strong, it is ensured that the functional reliability of liquid cooling hose.
In order to realize the goal of the invention, the present invention adopts the following technical scheme: one kind withholds hose coupling anti-dropout knot
Structure, including cap nut, neck bush, pressure welding case, hose；Described cap nut one end is provided with the rib with through-hole；In described
Bushing is "T"-shaped hollow bushing, and head inner hole is taper on the right side of "T"-shaped hollow bushing, "T"-shaped casing pipe shaft external cylindrical surface setting
There is step-like pressure welding case positioning surface, annular groove shape are anti-to be disengaged from the groove and several pawl shape crimp grooves；Head setting on the left of the neck bush
In the threaded hole of cap nut；The pressure welding case is circular casing, and right side is provided with the positioning rib with through-hole, positioning gear
Inner hole on the right side of side is provided with anticreep rib, and inner hole is provided with spiral crimp groove on the left of anticreep rib；The neck bush it is "T"-shaped
Casing pipe shaft is arranged in the hole of pressure welding case, and the pressure welding case positioning surface of neck bush is bonded with the positioning rib of pressure welding case, pressure welding case
Anticreep rib insertion neck bush anti-being disengaged from the groove；The hose end is arranged in the annular groove that neck bush and pressure welding case are formed.
Preferably, the anticreep rib of the pressure welding case is segmented setting, and anticreep rib occurs when preventing pressure welding case from withholding
Scuffing makes anticreep rib smoothly be embedded in the anti-of neck bush and is disengaged from the groove.
Preferably, the spiral crimp groove of the pressure welding case is rectangular thread channel-shaped, to increase the anti-dropout after hose buckling
Resistance.
Preferably, the spiral crimp groove of the pressure welding case is pawl screw thread channel-shaped, to facilitate hose to be smoothly packed into pressure welding case
In, while increasing the anti-dropout ability after hose buckling.
It withholds the assembling process of hose coupling anti-drop structure: head on the left of neck bush is arranged in cap nut；It will
Hose end is inserted into a rotative pattern in the spiral crimp groove of pressure welding case；The crimp groove side pressure of neck bush is entered to the inner hole of hose
In, guarantee that the pressure welding case positioning surface of neck bush is bonded with the right side of pressure welding case；Enter in hose in the crimp groove side pressure of neck bush
During hole, hose outer surface, which crimps rooved face with the spiral of pressure welding case, can occur to slide relatively, hose end face and pressure welding case
Anticreep rib between there is gap；Pressure welding case is rotated, eliminates hose end face and pressure welding case using the spiral crimp groove of pressure welding case
Anticreep rib between gap, when the anticreep rib of hose end face and pressure welding case contacts, the rotation torque of pressure welding case can be big
In setting value；At this point, will appear gap between the pressure welding case positioning surface of neck bush and the right side of pressure welding case, to neck bush
(2) right side applies pressure, crimp groove (203) end of neck bush (2) is continued to be pressed into the inner hole of hose (4), in elimination
Gap between the pressure welding case positioning surface of bushing and the right side of pressure welding case ensure that the anticreep rib of pressure welding case is suitable when withholding
Anti- being disengaged from the groove of benefit insertion neck bush, while also ensuring crimping length of the hose end between neck bush and pressure welding case；Most
After withhold pressure welding case, hose assembling is withheld in completion.
By set forth below, the assembling process for withholding hose coupling anti-drop structure is illustrated:
S1: head on the left of neck bush (2) is arranged in cap nut (1).
S2: hose (4) end is inserted into a rotative pattern in the spiral crimp groove (302) of pressure welding case (3).
S3: crimp groove (203) side pressure of neck bush (2) is entered in the inner hole of hose (4), and the pressure welding case of neck bush (2) is fixed
Plane (201) is bonded with the right side of pressure welding case (3).
S5: rotation pressure welding case (3), until the rotation torque of pressure welding case (3) is greater than the set value.
S6: applying pressure to the right side of neck bush (2), continues crimp groove (203) end of neck bush (2) to be pressed into hose
(4) in inner hole, until the pressure welding case positioning surface (201) of neck bush (2) is bonded with the right side of pressure welding case (3).
S7: withholding pressure welding case, and liquid cooling hose is completed.
Due to the adoption of the technical scheme as described above, the invention has the following beneficial effects: it is disclosed by the invention withhold it is soft
Pipe fitting anti-drop structure, the neck bush of the structure with pressure welding case positioning surface and it is anti-be disengaged from the groove, pressure welding case with anticreep rib and
Spiral channel-shaped crimp groove；Solves the contraposition of the crimp groove between neck bush and pressure welding case by the spiral channel-shaped crimp groove of pressure welding case
The low problem of crimping rate caused by inaccurate；Cooperated by anti-be disengaged from the groove of neck bush with the anticreep rib of pressure welding case, prevents pressure welding case
It falls off with liquid cooling hose, increases the ability of liquid cooling hose peel；Furthermore with the spiral channel-shaped crimp groove of pressure welding case
Improve liquid cooling hose coupling packaging technology, solves between hose end insertion neck bush and pressure welding case that annular groove depth is uncontrollable asks
Topic；Have the advantages that hose crimping is reliable, anti-dropout ability is strong using the liquid cooling hose of the structure, it is ensured that the work of liquid cooling hose
Make reliability.
Detailed description of the invention
Fig. 1 is to withhold hose coupling anti-drop structure schematic diagram；
Fig. 2 is neck bush schematic diagram；
Fig. 3 is pressure welding case schematic diagram.
In figure: 1, cap nut；2, neck bush；201, pressure welding case positioning surface；202, prevent being disengaged from the groove；203, crimp groove；3, it presses
Female connector；301, anticreep rib；302, spiral crimp groove；4, hose.
Specific embodiment
By the following examples can the detailed explanation present invention, the open purpose of the present invention is intended to protect model of the present invention
Enclose all interior technological improvements.
One kind withholding hose coupling anti-drop structure, including cap nut 1, neck bush 2, pressure welding case 3, hose 4；In described
2 left side head of bushing is arranged in cap nut 1；The pressure welding case 3 is arranged outside 2 spiral crimp groove of neck bush, 302 end, interior
The pressure welding case positioning surface 201 of bushing 2 is bonded with the right end face of pressure welding case 3, and the anticreep rib 301 of pressure welding case 3 is embedded in neck bush 2
Anti- be disengaged from the groove in 202；4 end of hose is arranged in the annular groove that neck bush 2 and pressure welding case 3 are formed, by withholding liner
Set 2, hose 4, pressure welding case 3 connect into an entirety；Since the crimp groove 203 of neck bush 2 is endless groove, the crimping of pressure welding case 3
Slot is helical form, so there is no what the contraposition of spiral crimp groove 302 of the crimp groove 203 of neck bush 2 and pressure welding case 3 was not allowed to ask
Topic can stablize the crimping rate for guaranteeing hose 4 during assembling is withheld.
It is in use using the liquid cooling hose for withholding hose coupling anti-drop structure, due to the anticreep rib 301 of pressure welding case 3
Insertion the anti-of neck bush 2 is disengaged from the groove in 202, therefore pressure welding case 3 will not generate movement relative to neck bush 2, when 2 stress of hose generates cunning
When de- trend, need to overcome the resistance of the resistance of the spiral crimp groove 302 of pressure welding case 3 and the crimp groove 203 of neck bush 2；It compares
The connection structure of previous hose is obviously improved using the liquid cooling hose of hose coupling anti-drop structure its peel ability is withheld.
Using the liquid cooling hose for withholding hose coupling anti-drop structure in assembling, the setting of 2 left side head of neck bush is existed
In cap nut 1；4 end of hose is inserted into a rotative pattern in the spiral crimp groove 302 of pressure welding case 3；By the crimping of neck bush 2
Slot side pressure enters in the inner hole of hose 4, guarantees that the pressure welding case positioning surface 201 of neck bush 2 is bonded with the right side of pressure welding case 3；Inside
During the crimp groove side pressure of bushing 2 enters 4 inner hole of hose, the 302 surface meeting of spiral crimp groove of hose outer surface and pressure welding case
Opposite sliding occurs, gap occurs between 4 end face of hose and the anticreep rib 301 of pressure welding case 3；Pressure welding case 3 is rotated, crimping is utilized
The spiral crimp groove 302 of set 3 eliminates the gap between hose end face and the anticreep rib 301 of pressure welding case 3, when 4 end face of hose with
When the anticreep rib 301 of pressure welding case 3 contacts, the rotation torque of pressure welding case 3 can be dramatically increased；At this point, in the pressure welding case of neck bush 2
It will appear gap between positioning surface 201 and the right side of pressure welding case 3, pressure applied to the right side of neck bush 2, by neck bush 2
203 end of crimp groove continue be pressed into hose 4 inner hole in, eliminate neck bush 2 pressure welding case positioning surface 201 and pressure welding case right end
Gap between face guarantees that when withholding, smoothly insertion the anti-of neck bush 2 is disengaged from the groove in 202 the anticreep rib 301 of pressure welding case 3, together
When also ensure crimping length of 4 end of hose between neck bush 2 and pressure welding case 3.
Part not in the detailed description of the invention is the prior art.
Claims (6)
1. one kind withholds hose coupling anti-drop structure, it is characterized in that: including cap nut (1), neck bush (2), pressure welding case
(3), hose (4)；Described cap nut (1) one end is provided with the rib with through-hole；The neck bush (2) is "T"-shaped hollow sleeve
Pipe, "T"-shaped hollow bushing right side head inner hole is taper, and it is fixed that "T"-shaped casing pipe shaft external cylindrical surface is provided with step-like pressure welding case
Plane (201), annular groove shape are anti-to be disengaged from the groove (202) and several pawl shape crimp grooves (203)；Head is set on the left of the neck bush (2)
It sets in the threaded hole of cap nut (1)；The pressure welding case (3) is circular casing, and right side is provided with the gear of the positioning with through-hole
Side positions the inner hole on the right side of rib and is provided with anticreep rib (301), and inner hole is provided with spiral crimping on the left of anticreep rib (301)
Slot (302)；The "T"-shaped casing pipe shaft of the neck bush (2) is arranged in the hole of pressure welding case (3), and the pressure welding case of neck bush (2) is fixed
Plane (201) is bonded with the positioning rib of pressure welding case (3), and anticreep rib (301) insertion neck bush (2) of pressure welding case (3) is prevented
It is disengaged from the groove in (202)；Hose (4) the end setting is in the annular groove that neck bush (2) and pressure welding case (3) are formed.
2. hose coupling anti-drop structure is withheld according to claim 1, it is characterized in that: the anti-off-gear of the pressure welding case (3)
Side (301) is segmented setting.
3. hose coupling anti-drop structure is withheld according to claim 1, it is characterized in that: the spiral pressure of the pressure welding case (3)
Access slot (302) is rectangular thread channel-shaped.
4. hose coupling anti-drop structure is withheld according to claim 1, it is characterized in that: the spiral pressure of the pressure welding case (3)
Access slot (302) is pawl screw thread channel-shaped.
5. it is a kind of for assembling the packaging technology described in claim 1 for withholding hose coupling anti-drop structure, it is characterized in that: will
Head is arranged in cap nut (1) on the left of neck bush (2)；Hose (4) end is inserted into the spiral shell of pressure welding case (3) in a rotative pattern
In spinning access slot (302)；After hose (4) end is inserted into the spiral crimp groove (302) of pressure welding case (3), by the pressure of neck bush (2)
Access slot (203) side pressure enters in the inner hole of hose (4), the pressure welding case positioning surface (201) of neck bush (2) and the right end of pressure welding case (3)
Face paste is closed；It rotates pressure welding case (3), until the rotation torque of pressure welding case (3) is greater than the set value；The right side of neck bush (2) is applied
Crimp groove (203) end of neck bush (2) is continued to be pressed into the inner hole of hose (4) by plus-pressure, and the pressure welding case of neck bush (2) is fixed
Plane (201) is bonded with the right side of pressure welding case (3)；Pressure welding case is withheld, hose assembling is withheld in completion.
6. the packaging technology of hose coupling anti-drop structure is withheld according to claim 4, it is characterized in that: specific assembling steps
Are as follows:
S1: head on the left of neck bush (2) is arranged in cap nut (1).
S2: hose (4) end is inserted into a rotative pattern in the spiral crimp groove (302) of pressure welding case (3).
S3: crimp groove (203) side pressure of neck bush (2) is entered in the inner hole of hose (4), the pressure welding case positioning surface of neck bush (2)
(201) it is bonded with the right side of pressure welding case (3).
S5: rotation pressure welding case (3), until the rotation torque of pressure welding case (3) is greater than the set value.
S6: applying pressure to the right side of neck bush (2), continues crimp groove (203) end of neck bush (2) to be pressed into hose (4)
Inner hole in, until the pressure welding case positioning surface (201) of neck bush (2) is bonded with the right side of pressure welding case (3).
S7: withholding pressure welding case, and liquid cooling hose is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438414.7A CN109578728B (en) | 2018-11-28 | 2018-11-28 | Assembling process of anti-drop structure of buckling hose connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438414.7A CN109578728B (en) | 2018-11-28 | 2018-11-28 | Assembling process of anti-drop structure of buckling hose connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109578728A true CN109578728A (en) | 2019-04-05 |
| CN109578728B CN109578728B (en) | 2020-11-13 |
Family
ID=65924881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811438414.7A Active CN109578728B (en) | 2018-11-28 | 2018-11-28 | Assembling process of anti-drop structure of buckling hose connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109578728B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2865094A (en) * | 1954-10-04 | 1958-12-23 | Resistoflex Corp | Method of securing a coupling to an end of a high temperature flexible hose |
| EP0267709A1 (en) * | 1986-11-06 | 1988-05-18 | Parker-Hannifin Corporation | Hose fitting, method and apparatus for assembly thereof |
| US20040251683A1 (en) * | 2003-04-17 | 2004-12-16 | Fisher William C. | Universal fitting nipple |
| CN1877183A (en) * | 2006-06-29 | 2006-12-13 | 上海市塑料研究所 | Separating, insertion and fastening type metal connector for polytetrafluoroethylene hose assembly and assembling method thereof |
| US20150068022A1 (en) * | 2009-10-30 | 2015-03-12 | Caterpillar Inc. | Fluid coupling assembly and method of manufacture |
| CN207921555U (en) * | 2018-01-26 | 2018-09-28 | 郑州赛福流体技术有限公司 | Work out hose buckling connector |
-
2018
- 2018-11-28 CN CN201811438414.7A patent/CN109578728B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2865094A (en) * | 1954-10-04 | 1958-12-23 | Resistoflex Corp | Method of securing a coupling to an end of a high temperature flexible hose |
| EP0267709A1 (en) * | 1986-11-06 | 1988-05-18 | Parker-Hannifin Corporation | Hose fitting, method and apparatus for assembly thereof |
| US20040251683A1 (en) * | 2003-04-17 | 2004-12-16 | Fisher William C. | Universal fitting nipple |
| CN1877183A (en) * | 2006-06-29 | 2006-12-13 | 上海市塑料研究所 | Separating, insertion and fastening type metal connector for polytetrafluoroethylene hose assembly and assembling method thereof |
| US20150068022A1 (en) * | 2009-10-30 | 2015-03-12 | Caterpillar Inc. | Fluid coupling assembly and method of manufacture |
| CN207921555U (en) * | 2018-01-26 | 2018-09-28 | 郑州赛福流体技术有限公司 | Work out hose buckling connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109578728B (en) | 2020-11-13 |
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