CN204493940U - Air conditioning unit and pipeline connecting device thereof - Google Patents
Air conditioning unit and pipeline connecting device thereof Download PDFInfo
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- CN204493940U CN204493940U CN201520175667.5U CN201520175667U CN204493940U CN 204493940 U CN204493940 U CN 204493940U CN 201520175667 U CN201520175667 U CN 201520175667U CN 204493940 U CN204493940 U CN 204493940U
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- lock barrel
- wall
- connecting end
- pipeline
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- 238000004378 air conditioning Methods 0.000 title abstract 2
- 230000004888 barrier function Effects 0.000 claims description 37
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses an air conditioning unit and a pipeline connecting device thereof, wherein the pipeline connecting device comprises a male joint, one end of the male joint is provided with external threads, and the outer wall of the male joint can be matched with a wrench; the outer wall of the female joint is provided with a first protruding butting ring, and the first connecting end extends into the male joint; the outer wall of the first self-locking sleeve is a cylindrical surface, the third connecting end of the first self-locking sleeve is in threaded connection with the male connector, the first self-locking sleeve is sleeved outside the female connector, the inner wall of the first self-locking sleeve is provided with a first blocking wall capable of abutting against the first abutting ring, and the end wall of the fourth connecting end of the first self-locking sleeve is provided with a step surface; the second auto-lock sleeve barrel is established in the female joint outside, and fifth link and fourth link joint and second auto-lock sleeve barrel only can drive first auto-lock sleeve barrel and rotate along an orientation and realize being connected with the male joint, and the telescopic outer wall of second auto-lock can cooperate with the spanner. The steam pipeline connecting device can effectively prevent nonprofessional personnel from randomly disassembling the indoor machine pipeline and the outdoor machine pipeline.
Description
Technical field
The utility model relates to air conditioner structure technical field, more particularly, relates to a kind of air-conditioner set and pipeline connecting device thereof.
Background technique
In the structural design of air-conditioner set, be generally connected by pipeline connecting device between the pipeline of indoor set and the pipeline of outdoor unit.Pipeline connecting device of the prior art generally comprises hexagon nut tool joint pin and hexagon nut female joint, hexagon nut tool joint pin is connected with indoor set pipeline and outdoor unit pipeline respectively with hexagon nut female joint, then hexagon nut tool joint pin is connected the connection that can realize indoor set pipeline and outdoor unit pipeline with hexagon nut female joint.But so arrange, layman only uses two spanners just can realize the dismounting of indoor set pipeline and outdoor unit pipeline, namely then use a spanner to fix hexagon nut tool joint pin uses another spanner to rotate counterclockwise hexagon nut female joint, is easy to the dismounting carrying out indoor set pipeline and outdoor unit pipeline.
When air-conditioner set has requirement of explosion proof, if layman easily removes indoor set pipeline and outdoor unit pipeline, certain potential safety hazard can be there is.
In sum, the dismounting indoor set pipeline how effectively preventing layman random and outdoor unit pipeline are current those skilled in the art's urgent problems.
Model utility content
In view of this, first object of the present utility model is to provide a kind of pipeline connecting device, the dismounting indoor set pipeline that the structural design of this vapor pipeline connection set can prevent layman random effectively and outdoor unit pipeline, second object of the present utility model is to provide one and comprises above-mentioned pipeline connecting device air-conditioner set.
In order to reach above-mentioned first object, the utility model provides following technological scheme:
A kind of pipeline connecting device, comprising:
Tool joint pin, one end of described tool joint pin is provided with outside thread and the outer wall of described tool joint pin can coordinate with spanner;
Two ends are respectively the female joint of the first connecting end and the second connecting end, the outer wall of described female joint are provided with the first protruding abutment ring, and it is inner that described first connecting end stretches into described tool joint pin;
Two ends are respectively the 3rd connecting end and the 4th connecting end and outer wall is first of cylndrical surface from lock barrel, and described 3rd connecting end is threaded with tool joint pin, described first self-locking jacket casing to be located at outside described female joint and its inwall to have first barrier that can offset with the first abutment ring, described first abutment ring is positioned at the side near the 3rd connecting end of described first barrier, and the end wall of described 4th connecting end has step surface;
Two ends are respectively second of the 5th connecting end and the 6th connecting end from lock barrel, described second self-locking jacket casing is located at outside described female joint, the end wall of described 5th connecting end is with the end wall clamping of the 4th connecting end and described second first only can be driven to rotate along a direction from lock barrel from lock barrel to realize first and be threaded with tool joint pin from lock barrel, and described second can coordinate with spanner from the outer wall of lock barrel.
Preferably, in above-mentioned pipeline connecting device, also comprise seal ring, the inwall of described tool joint pin also has the second barrier perpendicular to its axis, described seal ring can be pressed on the second barrier by the first connecting end of described female joint.
Preferably, in above-mentioned pipeline connecting device, also comprise the spring be set in described female joint, the outer wall of the second connecting end of described female joint has the second abutment ring, and the two ends of described spring offset from lock barrel with the second abutment ring and second respectively.
Preferably, in above-mentioned pipeline connecting device, described second also has the 3rd barrier perpendicular to its axis on the inwall of lock barrel, and described spring and described 3rd barrier offset.
Preferably, in above-mentioned pipeline connecting device, described second has projection on the end wall of the 5th connecting end of lock barrel, described first has step surface on the end wall of the 4th connecting end of lock barrel, and described projection and described step surface offset, described second from lock barrel rotate clockwise drive described first from lock barrel rotate clockwise and described second when lock barrel rotates counterclockwise described in first not rotate from lock barrel.
Preferably, in above-mentioned pipeline connecting device, described first offers multiple spacing hole on the outer wall of lock barrel.
Preferably, in above-mentioned pipeline connecting device, the quantity of described spacing hole is two, and two described spacing holes are arranged along described first from the radial direction of lock barrel.
Preferably, in above-mentioned pipeline connecting device, described tool joint pin is hexagon nut tool joint pin.
Preferably, in above-mentioned pipeline connecting device, described second has two parallel abutment plane on the outer wall of lock barrel.
A kind of air-conditioner set, comprises as the pipeline connecting device according to any one of above-mentioned.
The pipeline connecting device that the utility model provides is mainly used in connecting indoor set pipeline and outdoor unit pipeline, and it comprises tool joint pin, female joint, first from lock barrel and second from lock barrel.Wherein, one end of tool joint pin is provided with outside thread, i.e. the outer wall of one end of tool joint pin has screw thread.And the outer wall of tool joint pin can coordinate with spanner, i.e. the outer wall of tool joint pin has the plane that can coordinate with spanner, it after spanner clamping tool joint pin, can be driven to rotate.The two ends of female joint are respectively the first connecting end and the second connecting end, and the outer wall of female joint are provided with the first protruding abutment ring, and the first abutment ring is between the first connecting end and the second connecting end.And the first connecting end of female joint stretches into tool joint pin inside, i.e. the first connecting end of female joint inserts into the inner portion from the externally threaded one end that has of tool joint pin, realizes being communicated with of tool joint pin and female joint with this.
First is respectively the 3rd connecting end and the 4th connecting end from the two ends of lock barrel, and first is cylndrical surface from the outer wall of lock barrel, and namely its outer wall can not coordinate with spanner.First is threaded with tool joint pin from the 3rd connecting end of lock barrel, and namely the 3rd connecting end has internal thread and it is connected with the externally threaded threaded one end that has of tool joint pin.First self-locking jacket casing is located at outside female joint, and namely female joint passes first from lock barrel.First has the first barrier on the inwall of lock barrel, and the first barrier can offset with the first abutment ring of female joint, first abutment ring is positioned at the side near the 3rd connecting end of the first barrier, like this first after lock barrel is connected with tool joint pin, its first barrier can stop that the first abutment ring moves to the direction away from tool joint pin, and then achieves and prevent it from moving to the direction away from tool joint pin to the spacing of female joint.First barrier can be arranged along the face perpendicular to the first self-locking sleeve axis.In addition, the end wall of the 4th connecting end has step surface.
Second is respectively the 5th connecting end and the 6th connecting end from the two ends of lock barrel, and the second self-locking jacket casing is located at outside female joint, and namely female joint passes first from lock barrel and second from lock barrel simultaneously.Second from the end wall of the 5th connecting end of lock barrel and the end wall clamping of the 4th connecting end, after clamping, second only can drive first to realize first from lock barrel along a direction rotation from lock barrel is threaded with tool joint pin from lock barrel, namely second first can be driven from lock barrel rotating in same direction from lock barrel along time one direction (such as rotating clockwise), and now first realize being threaded with tool joint pin when lock barrel rotates along with second from lock barrel, second when lock barrel (such as rotating counterclockwise) rotation in the other direction, first can not rotate from lock barrel along with second from lock barrel, now only second rotate from lock barrel.Second can coordinate with spanner from the outer wall of lock barrel, and namely second has the plane that can coordinate with spanner on the outer wall of lock barrel, and spanner clamping second can drive it to rotate after lock barrel.
During the pipeline connecting device that application the utility model provides, first the externally threaded one end that do not have of tool joint pin is connected with in indoor set pipeline and outdoor unit pipeline, then the first connecting end of female joint is inserted into tool joint pin inside from the externally threaded one end that has of tool joint pin.Then the first self-locking jacket casing is located at the outside of female joint and its 3rd connecting end is threaded with the outside thread of tool joint pin, make simultaneously first from the first barrier of lock barrel and the first abutment ring of female joint offset and the first abutment ring be positioned at the first barrier near the side of the 3rd connecting end.Now, first is fixedly connected with tool joint pin from lock barrel, and the first barrier can limit female joint moves to the direction away from tool joint pin.Then by second from the end wall of the 5th connecting end of lock barrel and first from the end wall clamping of the 4th connecting end of lock barrel, second connecting end of female joint can be connected with another in indoor set pipeline and outdoor unit pipeline, achieves this pipeline connecting device be connected with outdoor unit pipeline by indoor set pipeline with this.In above-mentioned pipeline connecting device, second can drive first from lock barrel rotating in same direction from lock barrel along time one direction (such as rotating clockwise), and now first realize being threaded with tool joint pin when lock barrel rotates along with second from lock barrel, second when lock barrel (such as rotating counterclockwise) rotation in the other direction, first can not rotate from lock barrel along with second from lock barrel, now only second rotates from lock barrel.Now because first is cylndrical surface from the outer wall of lock barrel, therefore layman does not have professional tool only to have when spanner can not rotate first from lock barrel, when layman use spanner to rotate along direction second from lock barrel time, second can drive first to realize its tool joint pin from lock barrel rotation from lock barrel is threaded, and during counter-rotation, first can not to rotate from lock barrel along with second from lock barrel and then can not realize first from the dismounting of lock barrel and tool joint pin, and then can not realize the dismounting of indoor set pipeline and outdoor unit pipeline.Namely layman can only realize first from lock barrel and to be threaded with tool joint pin from lock barrel and can not to realize first from the dismounting of lock barrel and tool joint pin by pulling second, professional tool can only be used to rotate first by professional workforce and realize first from the dismounting of lock barrel and tool joint pin from lock barrel, and then avoid layman and arbitrarily dismantle indoor set pipeline and outdoor unit pipeline easily, stop potential safety hazard.
In order to reach above-mentioned second object, the utility model additionally provides a kind of air-conditioner set, and this air-conditioner set comprises any one pipeline connecting device above-mentioned.Because above-mentioned pipeline connecting device has above-mentioned technique effect, the air-conditioner set with this pipeline connecting device also should have corresponding technique effect.
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.
The sectional view of the pipeline connecting device that Fig. 1 provides for the utility model embodiment;
The structural representation of the pipeline connecting device that Fig. 2 provides for the utility model embodiment;
The structural representation of the tool joint pin that Fig. 3 provides for the utility model embodiment;
The sectional view of the tool joint pin that Fig. 4 provides for the utility model embodiment;
The structural representation of the female joint that Fig. 5 provides for the utility model embodiment;
Fig. 6 for the utility model embodiment provide first from the structural representation of lock barrel;
Fig. 7 for the utility model embodiment provide first from the sectional view of lock barrel;
Fig. 8 for the utility model embodiment provide second from the structural representation of lock barrel;
Fig. 9 for the utility model embodiment provide second from the sectional view of lock barrel.
In Fig. 1-Fig. 9:
1-tool joint pin, 11-second barrier, 2-seal ring, 3-first from lock barrel, 31-spacing hole, 32-step surface, 33-first barrier, 4-female joint, 41-first abutment ring, 42-second abutment ring, 5-second from lock barrel, 51-projection, 52-the 3rd barrier, 6-spring.
Embodiment
First object of the present utility model is to provide a kind of pipeline connecting device, the dismounting indoor set pipeline that the structural design of this vapor pipeline connection set can prevent layman random effectively and outdoor unit pipeline, second object of the present utility model is to provide one and comprises above-mentioned pipeline connecting device air-conditioner set.
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.
Refer to Fig. 1-Fig. 9, the pipeline connecting device that the utility model provides is mainly used in connecting indoor set pipeline and outdoor unit pipeline, and it comprises tool joint pin 1, female joint 4, first from lock barrel 3 and second from lock barrel 5.Wherein, one end of tool joint pin 1 is provided with outside thread, i.e. the outer wall of one end of tool joint pin 1 has screw thread.And the outer wall of tool joint pin 1 can coordinate with spanner, i.e. the outer wall of tool joint pin 1 has the plane that can coordinate with spanner, it after spanner clamping tool joint pin 1, can be driven to rotate.The two ends of female joint 4 are respectively the first connecting end and the second connecting end, and the outer wall of female joint 4 are provided with the first protruding abutment ring 41, first abutment ring 41 between the first connecting end and the second connecting end.And it is inner that the first connecting end of female joint 4 stretches into tool joint pin 1, i.e. the first connecting end of female joint 4 inserts into the inner portion from the externally threaded one end that has of tool joint pin 1, realize being communicated with of tool joint pin 1 and female joint 4 with this.
First is respectively the 3rd connecting end and the 4th connecting end from the two ends of lock barrel 3, and first is cylndrical surface from the outer wall of lock barrel 3, and namely its outer wall can not coordinate with spanner.First is threaded with tool joint pin 1 from the 3rd connecting end of lock barrel 3, and namely the 3rd connecting end has internal thread and it is connected with the externally threaded threaded one end that has of tool joint pin 1.First is set in outside female joint 4 from lock barrel 3, and namely female joint 4 passes first from lock barrel 3.First has the first barrier 33 on the inwall of lock barrel 3, and the first barrier 33 can offset with the first abutment ring 41 of female joint 4, first abutment ring 41 is positioned at the side near the 3rd connecting end of the first barrier 33, like this first after lock barrel 3 is connected with tool joint pin 1, its first barrier 33 can stop that the first abutment ring 41 moves to the direction away from tool joint pin 1, and then achieves and prevent it from moving to the direction away from tool joint pin 1 to the spacing of female joint 4.First barrier 33 can be arranged along perpendicular to first from the face of lock barrel 3 axis.In addition, the end wall of the 4th connecting end has step surface 32.
Second is respectively the 5th connecting end and the 6th connecting end from the two ends of lock barrel 5, and second is set in outside female joint 4 from lock barrel 5, namely female joint 4 simultaneously through first from lock barrel 3 and second from lock barrel 5.Second from the end wall of the 5th connecting end of lock barrel 5 and the end wall clamping of the 4th connecting end, after clamping, second only can drive first to realize first from lock barrel 3 along a direction rotation from lock barrel 5 is threaded with tool joint pin 1 from lock barrel 3, namely second from lock barrel 5 along driving first time one direction (such as rotating clockwise) from lock barrel 3 rotating in same direction, and now first realize being threaded with tool joint pin 1 when lock barrel 5 rotates along with second from lock barrel 3, second when lock barrel 5 (such as rotating counterclockwise) rotation in the other direction, first can not rotate from lock barrel 5 along with second from lock barrel 3, now only second rotate from lock barrel 5.Second can coordinate with spanner from the outer wall of lock barrel 5, and namely second has the plane that can coordinate with spanner on the outer wall of lock barrel 5, and spanner clamping second can drive it to rotate after lock barrel 5.
During the pipeline connecting device that application the utility model provides, first the externally threaded one end that do not have of tool joint pin 1 is connected with in indoor set pipeline and outdoor unit pipeline, then the first connecting end of female joint 4 is inserted into tool joint pin 1 inside from the externally threaded one end that has of tool joint pin 1.Then first be set in the outside of female joint 4 from lock barrel 3 and its 3rd connecting end is threaded with the outside thread of tool joint pin 1, making first to offset with the first abutment ring 41 of female joint 4 and the first abutment ring 41 is positioned at the side near the 3rd connecting end of the first barrier 33 from the first barrier 33 of lock barrel 3 simultaneously.Now, first is fixedly connected with tool joint pin 1 from lock barrel 3, and the first barrier 33 can limit female joint 4 moves to the direction away from tool joint pin 1.Then by second from the end wall of the 5th connecting end of lock barrel 5 and first from the end wall clamping of the 4th connecting end of lock barrel 3, second connecting end of female joint 4 can be connected with another in indoor set pipeline and outdoor unit pipeline, achieves this pipeline connecting device be connected with outdoor unit pipeline by indoor set pipeline with this.In above-mentioned pipeline connecting device, second from lock barrel 5 along driving first time one direction (such as rotating clockwise) from lock barrel 3 rotating in same direction, and now first realize being threaded with tool joint pin 1 when lock barrel 5 rotates along with second from lock barrel 3, second when lock barrel 5 (such as rotating counterclockwise) rotation in the other direction, first can not rotate from lock barrel 5 along with second from lock barrel 3, now only second rotates from lock barrel 5.Now because first is cylndrical surface from the outer wall of lock barrel 3, therefore layman does not have professional tool only to have when spanner can not rotate first from lock barrel 3, when layman use spanner to rotate along direction second from lock barrel 5 time, second can drive first to realize its tool joint pin 1 from lock barrel 3 rotation from lock barrel 5 is threaded, and during counter-rotation, first can not to rotate from lock barrel 5 along with second from lock barrel 3 and then can not realize first from the dismounting of lock barrel 3 with tool joint pin 1, and then the dismounting of indoor set pipeline and outdoor unit pipeline can not be realized.Namely layman can only realize first from lock barrel 5 and to be threaded with tool joint pin 1 from lock barrel 3 and can not to realize first from the dismounting of lock barrel 3 with tool joint pin 1 by pulling second, professional tool can only be used to rotate first by professional workforce and realize first from the dismounting of lock barrel 3 with tool joint pin 1 from lock barrel 3, and then avoid layman and arbitrarily dismantle indoor set pipeline and outdoor unit pipeline easily, stop potential safety hazard.
In order to prevent Leakage Gas, above-mentioned pipeline connecting device can also comprise seal ring 2, and the inwall of tool joint pin 1 also has the second barrier 11 perpendicular to its axis, and seal ring 2 can be pressed on the second barrier 11 by the first connecting end of female joint 4.Namely seal ring 2 is pressed between the first connecting end and the second barrier 11 after the first connecting end of female joint 4 stretches into tool joint pin 1, achieves gas with this and leak from the first connecting end.
In addition, dislocation or autorotation is there is from lock barrel 5 in order to prevent second, can also comprise the spring 6 be set in female joint 4, the outer wall of the second connecting end of female joint 4 have the second abutment ring 42, and the two ends of spring 6 offset from lock barrel 5 with the second abutment ring 42 and second respectively.So have offseting of spring 6, second can not also can not rotate to moving from the direction of lock barrel 3 away from first voluntarily voluntarily from lock barrel 5, makes this structure more stable.Wherein, spring 6 can be Compress Spring, also can be compression taper spring.
Further, second can also have the 3rd barrier 52 perpendicular to its axis on the inwall of lock barrel 5, spring 6 and the 3rd barrier 52 offset, and one end of spring 6 like this is positioned at second inner and offset with the 3rd barrier 52 from lock barrel 5, can prevent spring 6 from misplacing.
In order to optimize technique scheme further, wherein second can have protruding 51 on the end wall of the 5th connecting end of lock barrel 5, first has step surface 32 on the end wall of the 4th connecting end of lock barrel 3 simultaneously, and protruding 51 offset with step surface 32, second rotates clockwise drive first from lock barrel 5 to rotate clockwise from lock barrel 3 and second first not to rotate from lock barrel 3 when lock barrel 5 rotates counterclockwise.Namely projection 51 is positioned at the side rotated counterclockwise of step surface 32, and when projection 51 rotates clockwise, promote table terrace 32 rotates, and when projection 51 rotates counterclockwise, step surface 32 does not rotate.The quantity of step surface 32 and projection 51 can be two, and two projections 51 offset with two step surfaces 32 respectively.Certainly, also can have step surface second on the end wall of the 5th connecting end of lock barrel 5, first has projection on the end wall of the 4th connecting end of lock barrel 3 simultaneously, in this no limit.
Rotate first from lock barrel 3 for the ease of professional workforce, first can also offer multiple spacing hole 31 on the outer wall of lock barrel 3, so uses professional tool to insert in spacing hole 31 and then rotates professional tool.Further, the quantity of spacing hole 31 can be two, and two spacing holes 31 are arranged along first from the radial direction of lock barrel 3, and namely two spacing holes 31 lay respectively at first from the two ends place of the diameter of lock barrel 3.Certainly, the quantity of spacing hole 31 can also be three or four etc., in this no limit.Spacing hole 31 can be cylindrical hole.
In addition, tool joint pin 1 can be hexagon nut tool joint pin, so directly can select hexagon nut tool joint pin comparatively common on market, more time saving and energy saving.Certainly, the outer wall of tool joint pin 1 also can be arranged two parallel abutment plane, abutment plane and spanner offset and realize coordinating with spanner.
Similarly, second has two parallel abutment plane on the outer wall of lock barrel 5, and two abutment plane like this and spanner offset, and then rotating spanner can realize second from the rotation of lock barrel 5.Certainly, second also can be hexagonal prism structure on the outer wall of lock barrel 5, in this no limit.
Based on the pipeline connecting device provided in above-described embodiment, the utility model additionally provides a kind of air-conditioner set, and this air-conditioner set comprises any one pipeline connecting device in above-described embodiment.The pipeline connecting device in above-described embodiment is have employed, so the beneficial effect of this air-conditioner set please refer to above-described embodiment due to this air-conditioner set.
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 (10)
1. a pipeline connecting device, is characterized in that, comprising:
Tool joint pin (1), one end of described tool joint pin (1) is provided with outside thread and the outer wall of described tool joint pin (1) can coordinate with spanner;
Two ends are respectively the female joint (4) of the first connecting end and the second connecting end, the outer wall of described female joint (4) is provided with protruding the first abutment ring (41), it is inner that described first connecting end stretches into described tool joint pin (1);
Two ends are respectively the 3rd connecting end and the 4th connecting end and outer wall is first of cylndrical surface from lock barrel (3), and described 3rd connecting end is threaded with tool joint pin (1), described first from lock barrel (3) be set in described female joint (4) outside and its inwall has first barrier (33) that can offset with the first abutment ring (41), described first abutment ring (41) is positioned at the side near the 3rd connecting end of described first barrier (33), and the end wall of described 4th connecting end has step surface (32);
Two ends are respectively second of the 5th connecting end and the 6th connecting end from lock barrel (5), described second is set in described female joint (4) outside from lock barrel (5), the end wall of described 5th connecting end is with the end wall clamping of the 4th connecting end and described second first only can be driven to rotate along a direction from lock barrel (3) from lock barrel (5) to realize first and be threaded with tool joint pin (1) from lock barrel (3), and described second can coordinate with spanner from the outer wall of lock barrel (5).
2. pipeline connecting device according to claim 1, it is characterized in that, also comprise seal ring (2), the inwall of described tool joint pin (1) also has the second barrier (11) perpendicular to its axis, described seal ring (2) can be pressed on the second barrier (11) by the first connecting end of described female joint (4).
3. pipeline connecting device according to claim 1, it is characterized in that, also comprise the spring (6) be set in described female joint (4), the outer wall of the second connecting end of described female joint (4) has the second abutment ring (42), and the two ends of described spring (6) offset from lock barrel (5) with the second abutment ring (42) and second respectively.
4. pipeline connecting device according to claim 3, it is characterized in that, described second also has the 3rd barrier (52) perpendicular to its axis on the inwall of lock barrel (5), and described spring (6) and described 3rd barrier (52) offset.
5. pipeline connecting device according to claim 1, it is characterized in that, described second has projection (51) on the end wall of the 5th connecting end of lock barrel (5), described first has step surface (32) on the end wall of the 4th connecting end of lock barrel (3), and described projection (51) and described step surface (32) offset, described second from lock barrel (5) rotate clockwise drive described first from lock barrel (3) rotate clockwise and described second when lock barrel (5) rotates counterclockwise described in first not rotate from lock barrel (3).
6. pipeline connecting device according to claim 1, is characterized in that, described first offers multiple spacing hole (31) on the outer wall of lock barrel (3).
7. pipeline connecting device according to claim 6, is characterized in that, the quantity of described spacing hole (31) is two, and two described spacing holes (31) are arranged along described first from the radial direction of lock barrel (3).
8. pipeline connecting device according to claim 1, is characterized in that, described tool joint pin (1) is hexagon nut tool joint pin.
9. the pipeline connecting device according to any one of claim 1-8, is characterized in that, described second has two parallel abutment plane on the outer wall of lock barrel (5).
10. an air-conditioner set, is characterized in that, comprises pipeline connecting device as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175667.5U CN204493940U (en) | 2015-03-26 | 2015-03-26 | Air conditioning unit and pipeline connecting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175667.5U CN204493940U (en) | 2015-03-26 | 2015-03-26 | Air conditioning unit and pipeline connecting device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204493940U true CN204493940U (en) | 2015-07-22 |
Family
ID=53573258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520175667.5U Expired - Fee Related CN204493940U (en) | 2015-03-26 | 2015-03-26 | Air conditioning unit and pipeline connecting device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204493940U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916498A (en) * | 2018-08-30 | 2018-11-30 | 常州市盛士达汽车空调有限公司 | The connection structure of R744 air-conditioner pipe and conversion connection component |
| CN113996426A (en) * | 2021-10-21 | 2022-02-01 | 山东鑫海矿业技术装备股份有限公司 | Sectional type vortex breaker |
-
2015
- 2015-03-26 CN CN201520175667.5U patent/CN204493940U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916498A (en) * | 2018-08-30 | 2018-11-30 | 常州市盛士达汽车空调有限公司 | The connection structure of R744 air-conditioner pipe and conversion connection component |
| CN113996426A (en) * | 2021-10-21 | 2022-02-01 | 山东鑫海矿业技术装备股份有限公司 | Sectional type vortex breaker |
| CN113996426B (en) * | 2021-10-21 | 2023-03-14 | 山东鑫海矿业技术装备股份有限公司 | Sectional type vortex breaker |
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