CN209325241U - A kind of helical corrugation pipe fitting - Google Patents
A kind of helical corrugation pipe fitting Download PDFInfo
- Publication number
- CN209325241U CN209325241U CN201822190906.0U CN201822190906U CN209325241U CN 209325241 U CN209325241 U CN 209325241U CN 201822190906 U CN201822190906 U CN 201822190906U CN 209325241 U CN209325241 U CN 209325241U
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- China
- Prior art keywords
- sleeve
- attaching nut
- washer
- helical
- helical bellows
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to pipe joint technical fields, more particularly to a kind of helical corrugation pipe fitting, including the first helical bellows, jointing and the second helical bellows, the first attaching nut is provided on first helical bellows, first sleeve and the first washer, the second attaching nut is provided on second helical bellows, second casing and second packing ring, the utility model is threadedly coupled by the first attaching nut with the left end of the jointing, and the first sleeve is threadedly coupled with first helical bellows, first washer plays the role of sealing, first sleeve is threadedly coupled with the first helical bellows, threaded connection has the characteristics that installation and removal are reliable easy, when needing to dismantle first sleeve or the first washer, first sleeve need to only be turned, first sleeve drives the first washer to back-out outward, Convenient for users to installation and removal.
Description
Technical field
The utility model relates to pipe joint technical fields, and in particular to a kind of helical corrugation pipe fitting.
Background technique
Bellows is mainly used in the effects of compensation pipes thermal deformation, damping, absorption line sedimentation and deformation, is widely used in
The industries such as petrochemical industry, instrument, electric power, cement and metallurgy；Bellows is just enough divided into helical bellows and ring bellows according to external form
Two kinds, helical bellows have as water pipe line connector and guarantee that water flow is unobstructed, reduce resistance to water-flow and scale is avoided to generate
The advantages that, currently, the length specification of helical bellows is substantially stationary before factory, need to be selected according to design size in a pre-installation
The product of different size, the situation for encountering length of pipeline deficiency then need to be attached, but general helical fissure pipe
Both ends jointing cannot be freely disassembled, the bellows for generally requiring by external lug and being attached, but splice again
Can lower the airtightness of pipeline again, general bellows junction be all connected using universal jointing, but by
In the outside of helical fissure pipe be in certain helical corrugation type, general standard connection nut and jointing does not have and spiral shell
The screw thread that rotation bellows matches, therefore general situation requires to be socketed in helical corrugation by the elastic washer of an outside
On the outer wall of pipe, be then attached again, due to helical bellows outer wall in the shape of a spiral, such connection structure is inadequate
Stablize, and be not easy to installation and removal elastic washer, it will usually make troubles to use process.
Utility model content
In view of the above-mentioned state of the art, the technical problem to be solved by the utility model is to provide it is a kind of installation and
Convenient disassembly, good airproof performance and helical corrugation pipe fitting easy to use.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of helical corrugation pipe fitting, including
First helical bellows, jointing and the second helical bellows, second helical bellows pass through jointing and first
Helical bellows are connected, and the first attaching nut, first sleeve and the first washer, institute are provided on first helical bellows
It states the first washer and is located at first sleeve right end, the first sleeve is located at first attaching nut's right end, first attaching nut
It is threadedly coupled with the left end of the jointing, and first attaching nut is socketed in the first sleeve and first pad
The outside of circle, first washer are socketed on first helical bellows, and the first sleeve and first spiral
Bellows is threadedly coupled, and is provided with the second attaching nut, the second casing and second packing ring on second helical bellows, described
Second packing ring is located at the left end of the second casing, and second casing is located at the second attaching nut left end, second attaching nut
It is threadedly coupled with the jointing, and second attaching nut is socketed in outside second casing and the second packing ring
Side, the second packing ring are socketed on second helical bellows, and second casing and second helical bellows
Right end be threadedly coupled, since the first attaching nut is threadedly coupled with the left end of the jointing, and it is described first connect spiral shell
Mother is socketed in the outside of the first sleeve and first washer, and first washer is socketed in first helical bellows
On, and the first sleeve is threadedly coupled with first helical bellows, the first washer plays the role of sealing, first sleeve
It is threadedly coupled with the first helical bellows, threaded connection has the characteristics that the reliable simplicity of installation and removal, when needing to dismantle first
When casing or the first washer, first sleeve need to be only turned, first sleeve drives the first washer to back-out outward, convenient
User's installation and removal, its advantage is that installation and removal are convenient, and the second attaching nut and the jointing screw thread connect
It connects, and second attaching nut is socketed on the outside of second casing and the second packing ring, the second packing ring is socketed in
On second helical bellows, and second casing is threadedly coupled with the right end of second helical bellows, the second pad
Circle is socketed on second helical bellows, and the right end screw thread of second casing and second helical bellows connects
Connect, second packing ring plays the role of sealing, and the second casing is threadedly coupled with the second helical bellows, be threadedly coupled have installation and
The reliable easy feature of disassembly need to only turn the second casing when needing to dismantle the second casing or second packing ring, and second
Casing drives second packing ring to back-out outward, convenient for users to installation and removal, its advantage is that installation and removal are convenient.
Preferably, first washer and the second packing ring are seal washer, due to the first washer and described second
Washer is seal washer, and seal washer has the characteristics that replaceability is strong, structure is simple and sealed reliable, and seal washer
All is mostly soft material, small deformation can occur in the case where stress, the first washer herein and second packing ring by
When the effect of external force, the first washer can be in close contact with the first helical bellows and the first attaching nut, and second packing ring can be with the
Two helical bellows and the second attaching nut are in close contact, it is ensured that the junction of the first helical bellows and the second helical bellows
It will not reveal, have the characteristics that sealing effect is good, its advantage is that good airproof performance.
Preferably, it is provided with internal screw thread in the first sleeve and second casing, due to first sleeve and described
It is provided with internal screw thread in second casing, there is internal screw thread in first sleeve, therefore can connect with the first helical corrugation pipe screw thread
It connects, there is internal screw thread, therefore can be threadedly coupled with the second helical bellows in the second casing, being threadedly coupled has peace installation and dismantling
The feature for unloading reliable simplicity need to only turn first sleeve, first set when needing to dismantle first sleeve or the first washer
Pipe drive the first washer back-out outward, convenient for users to installation and removal, when need to dismantle the second casing or second pad
When circle, the second casing need to be only turned, the second casing drives second packing ring to back-out outward, convenient for users to pacifying installation and dismantling
It unloads, its advantage is that installation and removal are convenient.
Preferably, first boss is provided on first attaching nut, the first boss connect spiral shell with described first
Mother is integrally formed, since first boss and first attaching nut are integrally formed, when the first nut and jointing screw thread connect
When connecing, first boss is used to position first sleeve and the first washer, avoids first sleeve and the first washer from the first attaching nut
In skid off, through this structure, the first attaching nut need to be only threadedly coupled with jointing, can by the first helical bellows and
Jointing is connected, easy to operate, user-friendly, its advantage is that easy to use.
Preferably, second boss is provided on second attaching nut, the second boss connect spiral shell with described second
Mother is integrally formed, since second boss and second attaching nut are integrally formed, when the second nut and jointing screw thread connect
When connecing, second boss is used to position the second casing and second packing ring, avoids the second casing and second packing ring from the second attaching nut
In skid off, through this structure, the second attaching nut need to be only threadedly coupled with jointing, can by the second helical bellows and
Jointing is connected, easy to operate, user-friendly, its advantage is that easy to use.
Compared with the prior art, the advantages of the utility model are: the utility model by the first attaching nut with it is described
The left end of jointing is threadedly coupled, and first attaching nut is socketed in the outer of the first sleeve and first washer
Side, first washer are socketed on first helical bellows, and the first sleeve and first helical bellows
It is threadedly coupled, the first washer plays the role of sealing, and first sleeve is threadedly coupled with the first helical bellows, and threaded connection has
The reliable easy feature of installation and removal only need to turn first sleeve i.e. when needing to dismantle first sleeve or the first washer
Can, first sleeve drives the first washer to back-out outward, convenient for users to installation and removal, its advantage is that installation and removal side
Just, and the second attaching nut is threadedly coupled with the jointing, and second attaching nut is socketed in described second set
On the outside of pipe and the second packing ring, the second packing ring is socketed on second helical bellows, and second casing with
The right ends of second helical bellows is threadedly coupled, and second packing ring is socketed on second helical bellows, and described the
Two casings are threadedly coupled with the right end of second helical bellows, and second packing ring plays the role of sealing, the second casing and
Two helical bellows are threadedly coupled, and threaded connection has the characteristics that the reliable simplicity of installation and removal, when needing to dismantle the second casing
Or when second packing ring, the second casing need to be only turned, the second casing drives second packing ring to back-out outward, is easy to use
Person's installation and removal, its advantage is that installation and removal are convenient, and the first washer and the second packing ring are seal washer, close
Seal washer has the characteristics that replaceability is strong, structure is simple and sealed reliable, and seal washer is all soft material mostly, by
Small deformation can occur in the case where power, the first washer herein and second packing ring are in the effect by external force, the first pad
Circle can be in close contact with the first helical bellows and the first attaching nut, and second packing ring can connect with the second helical bellows and second
Connected nut is in close contact, it is ensured that the junction of the first helical bellows and the second helical bellows will not reveal, and have close
The good feature of effect is sealed, its advantage is that good airproof performance, and it is provided with internal screw thread in first sleeve and second casing, the
There is internal screw thread in sleeve, therefore can be threadedly coupled with the first helical bellows, there is internal screw thread, therefore in the second casing
It can be threadedly coupled with the second helical bellows, threaded connection has the characteristics that the reliable simplicity of installation and removal, when needing to dismantle
When first sleeve or the first washer, first sleeve need to be only turned, first sleeve drives the first washer to back-out outward,
Convenient for users to installation and removal, when needing to dismantle the second casing or second packing ring, the second casing only need to be turned, the
Two casings drive second packing ring to back-out outward, convenient for users to installation and removal, its advantage is that installation and removal are convenient, and
And first boss and first attaching nut are integrally formed, and when the first nut is threadedly coupled with jointing, first boss
For positioning first sleeve and the first washer, avoids first sleeve and the first washer from skidding off from the first attaching nut, pass through this
First attaching nut need to only be threadedly coupled with jointing, the first helical bellows can be connected with jointing by structure
It connects, it is easy to operate, it is user-friendly, its advantage is that it is easy to use, and second boss and second attaching nut one
Body formed, when the second nut is threadedly coupled with jointing, second boss is used to position the second casing and second packing ring, avoids
Second casing and second packing ring are skidded off from the second attaching nut, through this structure, only need to be connect the second attaching nut with connection
Second helical bellows, can be connected by head thread connection with jointing, easy to operate, user-friendly, excellent
Point is easy to use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the configuration schematic diagram of the embodiments of the present invention 1；
Fig. 3 is the configuration schematic diagram of the embodiments of the present invention 2.
Wherein: the first helical bellows of 1-；2- jointing；The second helical bellows of 3-；The first attaching nut of 4-；5-
Sleeve；The first washer of 6-；The second attaching nut of 7-；The second casing of 8-；9- second packing ring；10- first boss；11- second is convex
Platform.
Specific embodiment
Below in conjunction with attached drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill
Art scheme is more readily understood and grasps.
Embodiment 1
As shown in Figs. 1-2, a kind of helical corrugation pipe fitting, including the first helical bellows 1, jointing 2 and the second spiral shell
Bellows 3 is revolved, second helical bellows 3 are connected by jointing 2 with the first helical bellows 1, first spiral shell
It is provided with the first attaching nut 4, first sleeve 5 and the first washer 6 on rotation bellows 1, first washer 6 is located at first sleeve
5 right ends, the first sleeve 5 are located at 4 right end of the first attaching nut, the left side of first attaching nut 4 and the jointing 2
End is threadedly coupled, and first attaching nut 4 is socketed in the outside of the first sleeve 5 and first washer 6, and described the
One washer 6 is socketed on first helical bellows 1, and the first sleeve 5 and 1 screw thread of the first helical bellows connect
It connects, the second attaching nut 7, the second casing 8 and second packing ring 9, the second packing ring is provided on second helical bellows 3
9 are located at the left end of the second casing 8, and second casing 8 is located at 7 left end of the second attaching nut, second attaching nut 7 and institute
The threaded connection of jointing 2 is stated, and second attaching nut 7 is socketed in outside second casing 8 and the second packing ring 9
Side, the second packing ring 9 are socketed on second helical bellows 3, and second casing 8 and second helical corrugation
The right end of pipe 3 is threadedly coupled, and first washer 6 and the second packing ring 9 are seal washer, the first sleeve 5 and institute
It states and is provided with internal screw thread in the second casing 8, first boss 10, the first boss are provided on first attaching nut 4
10 are integrally formed with first attaching nut 4, are provided with second boss 11 on second attaching nut 7, described second is convex
Platform 11 and second attaching nut 7 are integrally formed.
A kind of assembling process of helical corrugation pipe fitting is as follows among the above: the first attaching nut set being connected to the first spiral shell first
It revolves on bellows, then first sleeve is screwed on the first helical bellows, the first washer set is then connected to the first helicon
On line pipe, then the first attaching nut is threadedly coupled with the left end of jointing, and due to having on the first attaching nut
First boss, first boss can be skidded off from the first attaching nut to avoid first sleeve and the first gasket, then be connected second
Connected nut set is connected on the second helical bellows, and then the second casing is screwed on the second helical bellows, then by the second pad
Snare is connected on the second helical bellows, is then threadedly coupled the second attaching nut with jointing right end, and due to
There is second boss, second boss can be sliding from the second attaching nut to avoid the second casing and the second gasket on two attaching nuts
Out, the first helical bellows are just connect completion with the second helical bellows at this time, and due to first sleeve and the second casing
Inside all there is internal screw thread, threaded connection has the characteristics that the reliable simplicity of installation and removal, when needing to dismantle first sleeve or the
When one washer, first sleeve need to be only turned, first sleeve drives the first washer to back-out outward, convenient for users to pacifying installation and dismantling
First sleeve is unloaded, when needing to dismantle the second casing or second packing ring, need to only turn the second casing, the second casing drives
Second packing ring is back-outed outward, convenient for users to mounting and dismounting the second casing.
Embodiment 2
As shown in figure 3, the present embodiment 2 is roughly the same with the present embodiment 1, distinctive points are, first washer 6 with it is described
First sleeve 5 is structure as a whole by injection molding, and the second packing ring 9 is one by injection molding with second casing 8
Body structure, since the first washer 6 and the first sleeve 5 are structure as a whole by injection molding, the second packing ring 9 with it is described
Second casing 8 is structure as a whole by injection molding, and integrated formed structure is simple with structure, performance is stable and firm in structure
Feature, and first sleeve 5 and the first washer 6 are structure as a whole, the second casing 8 and second packing ring 9 are structure as a whole, installation and
It is easier when disassembly, it is easy to operate, it is user-friendly.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of skill in the art that its according to
It is so possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is replaced on an equal basis
It changes；And these are modified or replaceed, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (5)
1. a kind of helical corrugation pipe fitting, including the first helical bellows (1), jointing (2) and the second helical bellows
(3), second helical bellows (3) are connected by jointing (2) with the first helical bellows (1), which is characterized in that
It is provided with the first attaching nut (4), first sleeve (5) and the first washer (6) on first helical bellows (1), described
One washer (6) is located at first sleeve (5) right end, and the first sleeve (5) is located at the first attaching nut (4) right end, and described first
Attaching nut (4) is threadedly coupled with the left end of the jointing (2), and first attaching nut (4) is socketed in described
The outside of sleeve (5) and first washer (6), first washer (6) are socketed in first helical bellows (1)
On, and the first sleeve (5) is threadedly coupled with first helical bellows (1), is set on second helical bellows (3)
It is equipped with the second attaching nut (7), the second casing (8) and second packing ring (9), the second packing ring (9) is located at the second casing (8)
Left end, second casing (8) are located at the second attaching nut (7) left end, second attaching nut (7) and the jointing
(2) it is threadedly coupled, and second attaching nut (7) is socketed on the outside of second casing (8) and the second packing ring (9),
The second packing ring (9) is socketed on second helical bellows (3), and second casing (8) and second spiral
The right end of bellows (3) is threadedly coupled.
2. a kind of helical corrugation pipe fitting according to claim 1, which is characterized in that first washer (6) and described
Second packing ring (9) is seal washer.
3. a kind of helical corrugation pipe fitting according to claim 1, which is characterized in that the first sleeve (5) and described
Internal screw thread is provided in second casing (8).
4. a kind of helical corrugation pipe fitting according to claim 1, which is characterized in that on first attaching nut (4)
It is provided with first boss (10), the first boss (10) and first attaching nut (4) are integrally formed.
5. a kind of helical corrugation pipe fitting according to claim 1, which is characterized in that on second attaching nut (7)
It is provided with second boss (11), the second boss (11) and second attaching nut (7) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822190906.0U CN209325241U (en) | 2018-12-25 | 2018-12-25 | A kind of helical corrugation pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822190906.0U CN209325241U (en) | 2018-12-25 | 2018-12-25 | A kind of helical corrugation pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209325241U true CN209325241U (en) | 2019-08-30 |
Family
ID=67728703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822190906.0U Expired - Fee Related CN209325241U (en) | 2018-12-25 | 2018-12-25 | A kind of helical corrugation pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209325241U (en) |
-
2018
- 2018-12-25 CN CN201822190906.0U patent/CN209325241U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190830 Termination date: 20191225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |