CN204164553U - A kind of direct plug-in soft pipe joint - Google Patents
A kind of direct plug-in soft pipe joint Download PDFInfo
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- CN204164553U CN204164553U CN201420402974.8U CN201420402974U CN204164553U CN 204164553 U CN204164553 U CN 204164553U CN 201420402974 U CN201420402974 U CN 201420402974U CN 204164553 U CN204164553 U CN 204164553U
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- head
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- pagoda head
- arc transiting
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Abstract
The utility model discloses a kind of direct plug-in soft pipe joint, comprise thread section, nut deck comprises head end, tail end with pagoda head, described pagoda head and is connected the changeover portion of the head end of pagoda head and the tail end of pagoda head, connection transitional surface between the head end of described pagoda head and described changeover portion is the first arc transiting surface, and the connection transitional surface between the tail end of described changeover portion and described pagoda head is the second arc transiting surface.By the tail end of the head end of pagoda head and pagoda head and the connection transitional surface of changeover portion are set to the first arc transiting surface and the second arc transiting surface respectively, can so that be connected with flexible pipe, increase the area of contact of transitional surface and flexible pipe simultaneously, and then can avoid scratching flexible pipe, the leakage hidden danger produced because flexible pipe is scratched can be eliminated, thus direct plug-in soft pipe joint and the reliability be connected between flexible pipe can be improved.
Description
Technical field
The utility model relates to pipe fitting interconnection technique field, particularly relates to a kind of direct plug-in soft pipe joint.
Background technique
Along with the lifting of specific power, increasing large power, electrically product-derived adopts constituent to cool, and waterway connector is connected element important in constituent.Wherein direct plug-in soft pipe joint is a kind of water-cooling joint being widely used in constituent.
Existing direct plug-in soft pipe joint comprises three joint pagoda heads 01, nut deck 02 and thread section 03, please refer to Fig. 1, wherein the tail end of the first pagoda head is connected with the head end of the second pagoda head, the tail end of the second pagoda head is connected with the head end of Triratna tower head, the tail end of Triratna tower head is separated by nut deck and thread section, the changeover portion being conical outer surface by outer surface between the head end of same pagoda head 01 and tail end is connected, one end that conical outer surface diameter is less is connected with head end, and one end that conical outer surface diameter is larger is connected with tail end.Carrying out in the process of installing, thread section 03 is connected with the cooperation of corresponding device by screw thread, and pagoda head 01 is connected with flexible pipe.
Due to the restriction of production technology, the end face of the head end of pagoda head 01 and the end face be connected between tail end with changeover portion are straight end face, the edge of end face is sharper and can barbed existence, and pagoda head 01 with between flexible pipe for interference is connected, in the process connected, inevitably have the action of rotation, when rotating, the straight end face of pagoda head 01 can scratch flexible pipe, can there is the hidden danger of leakage.
Therefore, how improving connection reliability between direct plug-in soft pipe joint and flexible pipe is those skilled in the art's technical issues that need to address.
Model utility content
In view of this, the object of the application is to provide a kind of direct plug-in soft pipe joint, can avoid scratching flexible pipe, improves direct plug-in soft pipe joint and the reliability be connected between flexible pipe.
This application provides a kind of direct plug-in soft pipe joint, comprise thread section, nut deck and pagoda head, described pagoda head comprises head end, tail end and connects the changeover portion of the head end of pagoda head and the tail end of pagoda head, connection transitional surface between the head end of described pagoda head and described changeover portion is the first arc transiting surface, and the connection transitional surface between the tail end of described changeover portion and described pagoda head is the second arc transiting surface.
Preferably, only be provided with a described pagoda head, the tail end of described pagoda head is connected by straight tube with between described nut deck, the diameter of described straight tube is less than the end face diameter of described pagoda tail end, connection transitional surface between the tail end of described pagoda head and the starting point of described straight tube comprises the 3rd arc transiting surface and inclination straight transitions face, described 3rd arc transiting surface is for the starting point of the tail end and described inclination straight transitions face that connect described pagoda head, and the clearing end in described inclination straight transitions face is connected with the end face of the starting point of described straight tube.
Preferably, the transitional surface between the clearing end in described inclination straight transitions face and the starting point of described straight tube is the 4th arc transiting surface.
Preferably, the radian of described 3rd arc transiting surface is 7 π/36, and the radian of described 4th arc transiting surface is 7 π/36.
Preferably, the radian of described first arc transiting surface is 4 π/9, and the radian of described second arc transiting surface is π/18.
Preferably, the outer surface of described changeover portion is conical outer surface, described conical outer surface is less than the diameter of described conical outer surface near the end face of the tail end of described pagoda head near the diameter of the end face of the head end of described pagoda head, the tapering of described conical outer surface is 0.83, and the angle of inclination in described inclination straight transitions face is 55 °.
Preferably, also comprise seal ring, described nut deck is provided with mounting groove towards the end of thread section, and described seal ring is placed in described mounting groove.
Preferably, also comprise the clip for being fastened and connected with flexible pipe outer surface, described clip is installed on the flexible pipe position relative with the starting point of described straight tube.
A kind of direct plug-in soft pipe joint that the application provides, comprise thread section, nut deck and pagoda head, pagoda head comprises head end, tail end and connects the changeover portion of the head end of pagoda head and the tail end of pagoda head, connection transitional surface between the head end of pagoda head and changeover portion is the first arc transiting surface, and the connection transitional surface between the tail end of pagoda head and changeover portion is the second arc transiting surface.Setting like this, when installing, pagoda head with between flexible pipe for interference is connected, pagoda head tensioner flexible pipe can be realized, realize being tightly connected between flexible pipe, and by the connection transitional surface between the head end of pagoda head and changeover portion is set to arc transiting surface, connection transitional surface between changeover portion and the tail end of pagoda head is set to arc transiting surface simultaneously, can avoid scratching flexible pipe, the hidden danger that can stop a leak, and then the reliability of installation can be ensured.Compared with being straight end face with the end face of the head end of pagoda head in prior art and the end face that is connected between tail end with changeover portion, by the tail end of the head end of pagoda head and pagoda head and the connection transitional surface of changeover portion are set to the first arc transiting surface and the second arc transiting surface respectively, can so that be connected with flexible pipe, increase the area of contact of transitional surface and flexible pipe simultaneously, and then can avoid scratching flexible pipe, the leakage hidden danger produced because flexible pipe is scratched can be eliminated, thus direct plug-in soft pipe joint and the reliability be connected between flexible pipe can be improved.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of direct plug-in soft pipe joint in prior art;
Fig. 2 is the structural representation of direct plug-in soft pipe joint in a kind of embodiment provided by the utility model;
Structural representation after the partial structurtes amplification that Fig. 3 is the pipe joint of direct plug-in soft shown in Fig. 2;
Wherein, in Fig. 1:
Pagoda head 01, nut deck 02, thread section 03;
In Fig. 2 and Fig. 3:
The head end 1a of pagoda head 1, pagoda head, the tail end 1b of pagoda head, nut deck 2, thread section 3, straight tube 4, seal ring 5, changeover portion 6, first arc transiting surface 7, second arc transiting surface 8, the 3rd arc transiting surface 9, inclination straight transitions face the 10, the 4th arc transiting surface 11.
Embodiment
The utility model discloses a kind of direct plug-in soft pipe joint, can avoid scratching flexible pipe, improve direct plug-in soft pipe joint and the reliability be connected between flexible pipe.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 2 and Fig. 3, Fig. 2 is the structural representation of direct plug-in soft pipe joint in a kind of embodiment provided by the utility model, the structural representation after the partial structurtes amplification that Fig. 3 is the pipe joint of direct plug-in soft shown in Fig. 2.
In this embodiment, a kind of direct plug-in soft pipe joint, comprise thread section 3, nut deck 2 and pagoda head 1, pagoda head 1 comprises head end, tail end and connects the changeover portion 6 of the head end 1a of pagoda head and the tail end 1b of pagoda head, connection transitional surface between the head end 1a of pagoda head and changeover portion 6 is the first arc transiting surface 7, and the connection transitional surface between the tail end 1b of pagoda head and changeover portion 6 is the second arc transiting surface 8.
Setting like this, when installing, pagoda head 1 with between flexible pipe for interference is connected, pagoda head 1 tensioner flexible pipe can be realized, realize being tightly connected between flexible pipe, and by the connection transitional surface between the head end 1a of pagoda head and changeover portion 6 is set to arc transiting surface, connection transitional surface between changeover portion 6 and the tail end 1b of pagoda head is set to arc transiting surface simultaneously, can avoid scratching flexible pipe, the hidden danger that can stop a leak, and then the reliability of installation can be ensured.Compared with the end face of the head end 1a of pagoda head in prior art and the tail end 1b of pagoda head are straight end face with the end face be connected between changeover portion 6, by the connection transitional surface of the head end 1a of pagoda head and the tail end 1b of pagoda head and changeover portion 6 is set to the first arc transiting surface 7 and the second arc transiting surface 8 respectively, can so that be connected with flexible pipe, increase the area of contact of transitional surface and flexible pipe simultaneously, and then can avoid scratching flexible pipe, the leakage hidden danger produced because flexible pipe is scratched can be eliminated, thus direct plug-in soft pipe joint and the reliability be connected between flexible pipe can be improved.
It should be noted that, in this embodiment, two arc transiting surfaces are renamed just for convenience of description, arc transiting surface between the head end 1a of pagoda head and changeover portion 6 is the first arc transiting surface, and the arc transiting surface between the tail end 1b of pagoda head and changeover portion 6 is the second arc transiting surface.
In this embodiment, the radian of the first arc transiting surface 7 is preferably 4 π/9, and the radian of the second arc transiting surface 8 is preferably π/18, certainly, does not also get rid of the radian adopting other according to the service condition of reality.
In addition, in this embodiment, direct plug-in soft pipe joint is only provided with a pagoda head 1, the tail end 1b of pagoda head is connected by straight tube 4 with between nut deck 2, the diameter of straight tube 4 is less than the end face diameter of the tail end 1b of pagoda head, connection transitional surface between the tail end 1b of pagoda head and straight tube 4 is for comprising the 3rd arc transiting surface 9 and inclination straight transitions face 10,3rd arc transiting surface 9 is for the starting point of the tail end 1b and inclination straight transitions face 10 that connect pagoda head, and the clearing end in inclination straight transitions face 106 is connected with the end face of the starting point of straight tube 4.
Setting like this, due to pagoda head 1 with between flexible pipe for interference is connected, therefore a pagoda head 1 is only set and can meets being tightly connected between direct plug-in soft pipe joint and flexible pipe, with arrange compared with three pagoda heads in prior art, a pagoda head 1 is only set and decreases Redundancy Design, simplify the structure of direct plug-in soft pipe joint; Connection transitional surface between the tail end 1b of pagoda head and the starting point of straight tube 4 is comprised the 3rd arc transiting surface 9 and inclination straight transitions face 10 simultaneously, connection transitional surface wherein between the tail end 1b of pagoda head and the starting point in inclination straight transitions face 10 is the 3rd arc transiting surface 9, so can avoid further scratching flexible pipe, simultaneously, by arranging inclination straight transitions face 10, can so that connection between pagoda head 1 and flexible pipe.
In addition, in order to avoid scratching flexible pipe further, in this embodiment, connection transitional surface between the clearing end in inclination straight transitions face 10 and the starting point of straight tube 4 is the 4th arc transiting surface 11, so can avoid further scratching flexible pipe, ensure direct plug-in soft pipe joint and the reliability be connected between flexible pipe.
In addition, in this embodiment, the radian of the 3rd arc transiting surface 9 is preferably 7 π/36, and the radian of the 4th arc transiting surface 11 is preferably 7 π/36.Certainly, the radian adopting other according to the service condition of reality is not got rid of yet.
In further scheme, the outer surface of changeover portion 6 is conical outer surface, conical outer surface is less than the diameter of conical outer surface near the end face of the tail end 1b of pagoda head near the diameter of the end face of the head end 1a of pagoda head, the tapering of conical outer surface is preferably 0.83, and the angle of inclination in inclination straight transitions face 10 is preferably 55 °.
It should be noted that, in this embodiment, the angle of inclination in inclination straight transitions face 10 specifically refers to the angle between inclination straight transitions face 10 and the cross section of straight tube 4, because the tapering of conical outer surface and the angle of inclination in inclination straight transitions face 10 define the concrete structure of pagoda head 1, other tapering and angle of inclination therefore can be adopted according to the service condition of reality.
Hereinbefore, mainly the concrete structure of pagoda head 1 is described in detail, is introduced to other structures of direct plug-in soft pipe joint below.
In this embodiment, nut deck 2 is provided with mounting groove towards the end of thread section 3, seal ring 5 is placed in above-mentioned mounting groove, setting like this, by arranging seal ring 5, after thread section 3 is connected by screw thread with related device, seal ring 5 can abut against with the surface of device, thus serve seal action, further increase direct plug-in soft pipe joint connection reliability.
It should be noted that, in this embodiment, seal ring 5 is O RunddichtringO, can certainly need the seal ring adopting other according to the use of reality.
For the ease of installing, in this embodiment, the diameter of thread section 3 is less than the diameter of nut deck 2, and so after installing, nut deck 2 can abut against with the surface of device, and both area of contact are large, and then can ensure the soundness of installation.
In further scheme, also comprise clip, after installing, clip is connected with the outer surface of flexible pipe, and the position that clip is connected with flexible pipe is positioned at the relative position of the starting point of flexible pipe and straight tube 4.Compared with the changeover portion being arranged at pagoda head with clip in prior art, in this embodiment, clip is arranged at the starting point position of straight tube 4, because the diameter of straight tube 4 remains unchanged, is therefore convenient to being fastenedly connected of clip.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a direct plug-in soft pipe joint, comprise thread section (3), nut deck (2) and pagoda head (1), described pagoda head (1) comprises head end, the changeover portion (6) of the head end (1a) of tail end and connection pagoda head and the tail end (1b) of pagoda head, it is characterized in that, connection transitional surface between the head end (1a) of described pagoda head and described changeover portion (6) is the first arc transiting surface (7), connection transitional surface between the tail end (1b) of described changeover portion (6) and described pagoda head is the second arc transiting surface (8).
2. direct plug-in soft pipe joint as claimed in claim 1, it is characterized in that, only be provided with a described pagoda head (1), the tail end (1b) of described pagoda head is connected by straight tube (4) with between described nut deck (2), the diameter of described straight tube (4) is less than the end face diameter of described pagoda tail end, connection transitional surface between the tail end (1b) of described pagoda head and the starting point of described straight tube (4) comprises the 3rd arc transiting surface (9) and inclination straight transitions face (10), described 3rd arc transiting surface (9) is for the starting point of the tail end (1b) Yu described inclination straight transitions face (10) that connect described pagoda head, the clearing end of described inclination straight transitions face (10) is connected with the end face of the starting point of described straight tube (4).
3. direct plug-in soft pipe joint as claimed in claim 2, it is characterized in that, the transitional surface between the clearing end of described inclination straight transitions face (10) and the starting point of described straight tube (4) is the 4th arc transiting surface (11).
4. direct plug-in soft pipe joint as claimed in claim 3, it is characterized in that, the radian of described 3rd arc transiting surface (9) is 7 π/36, and the radian of described 4th arc transiting surface (11) is 7 π/36.
5. direct plug-in soft pipe joint as claimed in claim 1, it is characterized in that, the radian of described first arc transiting surface (7) is 4 π/9, and the radian of described second arc transiting surface (8) is π/18.
6. direct plug-in soft pipe joint as claimed in claim 3, it is characterized in that, the outer surface of described changeover portion (6) is conical outer surface, described conical outer surface is less than the diameter of described conical outer surface near the end face of the tail end (1b) of described pagoda head near the diameter of the end face of the head end (1a) of described pagoda head, the tapering of described conical outer surface is 0.83, and the angle of inclination of described inclination straight transitions face (10) is 55 °.
7. the direct plug-in soft pipe joint as described in any one of claim 1 to 6, it is characterized in that, also comprise seal ring (5), described nut deck (2) is provided with mounting groove towards the end of thread section (3), and described seal ring (5) is placed in described mounting groove.
8. direct plug-in soft pipe joint as claimed in claim 3, is characterized in that, also comprise the clip for being fastened and connected with flexible pipe outer surface, described clip is installed on the flexible pipe position relative with the starting point of described straight tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420402974.8U CN204164553U (en) | 2014-07-21 | 2014-07-21 | A kind of direct plug-in soft pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420402974.8U CN204164553U (en) | 2014-07-21 | 2014-07-21 | A kind of direct plug-in soft pipe joint |
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| Publication Number | Publication Date |
|---|---|
| CN204164553U true CN204164553U (en) | 2015-02-18 |
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|---|---|---|---|
| CN201420402974.8U Active CN204164553U (en) | 2014-07-21 | 2014-07-21 | A kind of direct plug-in soft pipe joint |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339532A (en) * | 2017-08-11 | 2017-11-10 | 苏州市合叶精密机械有限公司 | A kind of flexible pipe overlapping joint |
| CN109140131A (en) * | 2017-06-19 | 2019-01-04 | 青岛海尔洗衣机有限公司 | A kind of household electrical appliance footing and household electrical appliance |
| CN109696557A (en) * | 2018-01-19 | 2019-04-30 | 中电华创电力技术研究有限公司 | A kind of universal adaptive backing tube of Self-plugging |
-
2014
- 2014-07-21 CN CN201420402974.8U patent/CN204164553U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140131A (en) * | 2017-06-19 | 2019-01-04 | 青岛海尔洗衣机有限公司 | A kind of household electrical appliance footing and household electrical appliance |
| CN109140131B (en) * | 2017-06-19 | 2021-07-30 | 青岛胶南海尔洗衣机有限公司 | Footing for household appliance and household appliance |
| CN107339532A (en) * | 2017-08-11 | 2017-11-10 | 苏州市合叶精密机械有限公司 | A kind of flexible pipe overlapping joint |
| CN109696557A (en) * | 2018-01-19 | 2019-04-30 | 中电华创电力技术研究有限公司 | A kind of universal adaptive backing tube of Self-plugging |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |