CN108204688A - One kind is screwed flexible sealed pipe fittings - Google Patents
One kind is screwed flexible sealed pipe fittings Download PDFInfo
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- CN108204688A CN108204688A CN201711491212.4A CN201711491212A CN108204688A CN 108204688 A CN108204688 A CN 108204688A CN 201711491212 A CN201711491212 A CN 201711491212A CN 108204688 A CN108204688 A CN 108204688A
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- tip surface
- pipe
- end cap
- bellows
- surface indent
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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
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/02—Screw-threaded joints; Forms of screw-threads for such joints allowing substantial longitudinal adjustment by use of a long screw-threaded part
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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
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
- Pipe Accessories (AREA)
Abstract
One kind is screwed flexible sealed pipe fittings, including being made of tip surface indent end cap screwed pipe the tip surface indent end cap and male-pipe connected to it for being set on one.Tip surface indent end cap screwed pipe mutually screws suit with tip surface base thread pipe, and the external thread length of tip surface indent end cap screwed pipe is corresponding with the internal thread length of tip surface base thread pipe；Bellows are placed in tip surface indent end cap screwed pipe and tip surface base thread pipe.One end tube head or both ends tube head of bellows are equipped with snap ring.Effective collapsing length of tip surface base thread pipe and tip surface indent end cap screwed pipe, matches with effective collapsing length of bellows.It is screwed the telescopic displacement that flexible sealed pipe fittings realize tip surface indent end cap screwed pipe and tip surface base thread pipe by screwing.The configuration of the present invention is simple, securely, location tolerance tolerance band it is big, it is convenient for disassembly and assembly, can two ends evacuated collector tube be set on top tight sealing Inlet and outlet water tube head and be screwed flexible sealed pipe fittings.
Description
Technical field
The present invention relates to solar energy pipe fitting sealing mounting technique fields, refer in particular to one kind and are screwed flexible sealed pipe fittings.
Background technology
Solar thermal collector because its have the advantages that environmental protection, it is energy saving due in many places in China widely popularized and answered
With.Solar thermal collector is mostly by the use of isometrical evacuated collector tube as heat collector, solar energy used by current family, house
Heat collector mainly includes water tank, stent and isometrical evacuated collector tube, and water tank is located at the top of stent, isometrical evacuated collector tube
Water tank is accessed in upper end, and lower end is fixed on the lower section of stent by fixing piece, is mutually interconnected between water tank, isometrical evacuated collector tube
It is logical.In such cases, solar thermal collector is needed using multiple isometrical evacuated collector tubes, and these isometrical evacuated collector tubes are simultaneously
Row oblique arrangement is on stent.
But for Inlet and outlet water tube head be set on evacuated collector tube two ends hot-water module then install be sealed to it is serious
Problem.Therefore, the shape of evacuated collector tube nozzle and the fixed form of evacuated collector tube are related to the collection thermal effect of entire water heater
Rate and security performance.Meanwhile for the convenience of dismounting, this fixing piece must also have the effect of convenient for disassembly and assembly.But current institute
The fixing piece for having use be all difficult to Inlet and outlet water tube head set on two ends evacuated collector tube reach sealing fastening and it is convenient for disassembly and assembly
Effect.
Invention content
The purpose of the present invention is to provide it is simple in structure, secured, convenient for disassembly and assembly, can be set on top tight sealing Inlet and outlet water tube head
One kind of two ends evacuated collector tube is screwed flexible sealed pipe fittings.
The technical solution adopted by the present invention to solve the technical problems is：One kind is screwed flexible sealed pipe fittings, including
Tip surface indent end cap screwed pipe, tip surface base thread pipe, bellows, snap ring, sealing ring, header.Its tip surface indent end cap
Screwed pipe is made of the tip surface indent end cap and male-pipe connected to it for being set on one, the tooth of tip surface indent end cap screwed pipe
Rib indent external face, which is equipped with, puts forth effort tip surface.Tip surface base thread pipe is equipped with the riffled tube for putting forth effort tip surface for outer surface,
Tip surface indent end cap screwed pipe mutually screws suit with tip surface base thread pipe, and the external screw thread of tip surface indent end cap screwed pipe is long
Degree, it is corresponding with the internal thread length of tip surface base thread pipe.Bellows are placed in tip surface indent end cap screwed pipe and tip surface base
It in seat screwed pipe, corresponds with tip surface base thread pipe and tip surface indent end cap screwed pipe, is set with one heart.Bellows
One end tube head is equipped with snap ring, and the inner edge of snap ring is installed in bellows groove, and the outside of snap ring is by bellows
Tube head is installed on the tip surface concave end base portion of tip surface indent end cap screwed pipe, and the overall diameter of snap ring is interior with tip surface indent end cap
Diameter corresponds to limiting, to prevent snap ring from slipping.Effective collapsing length of tip surface base thread pipe and tip surface indent end cap screwed pipe,
Match with effective collapsing length of bellows.Clipping room between the nozzle of pipe fitting both ends will be installed away from fixation, pipe fitting
One end ferrule installation positions, and the sealing ring being equipped on the other end nozzle of pipe fitting and snap ring and bellows tube head leads to
Seat is crossed to be loaded between the tip surface base thread pipe on header and tip surface indent end cap screwed pipe relative to clockwise, rotation counterclockwise,
It realizes the telescopic displacement of tip surface indent end cap screwed pipe and tip surface base thread pipe, the ripple being sealedly attached on header is driven to stretch
The draw passes through the nozzle top tight sealing of sealing ring and installation pipe fitting.
Or by the clipping room between the nozzle of installation pipe fitting both ends away from fixation, one end ferrule installation positioning of pipe fitting, pipe
On the nozzle inside and outside wall of the part other end, the sealing ring with tip surface indent end cap and snap ring size Corresponding matching is set with, ripple is stretched
It inserts in and is set in the nozzle of sealing ring in draw head, by sealing ring, snap ring, seat loaded on the tip surface base thread on header
Between pipe and tip surface indent end cap screwed pipe, relative to rotating clockwise, counterclockwise, tip surface indent end cap screwed pipe and tooth are realized
The telescopic displacement of rib base thread pipe drives the bellows being sealedly attached on header, by sealing ring, snap ring, with peace
The nozzle top tight sealing of tubulature part.
One kind is screwed flexible sealed pipe fittings, is stretched including tip surface indent end cap screwed pipe, tip surface base thread pipe, ripple
The draw, snap ring, sealing ring, header.Its tip surface indent end cap screwed pipe is by being set on the tip surface indent end cap of one and being connected thereto
Male-pipe form, the tip surface indent external face of tip surface indent end cap screwed pipe, which is equipped with, puts forth effort tip surface.Tip surface pedestal
Screwed pipe is equipped with the riffled tube for putting forth effort tip surface for outer surface, and tip surface indent end cap screwed pipe is mutually revolved with tip surface base thread pipe
Suit is twisted, the external thread length of tip surface indent end cap screwed pipe is corresponding with the internal thread length of tip surface base thread pipe.Ripple is stretched
The draw is placed in tip surface indent end cap screwed pipe and tip surface base thread pipe, with tip surface base thread pipe and tip surface indent end cap spiral shell
Line pipe corresponds, and is set with one heart.The both ends tube head of bellows is equipped with snap ring, and the inner edge of snap ring is installed on bellows
In pipe groove, the tube head of bellows is installed on the tip surface concave end of tip surface indent end cap screwed pipe by the outside of one end snap ring
Base portion, the overall diameter limiting corresponding with the interior diameter of tip surface indent end cap of snap ring, to prevent snap ring from slipping.Other end snap ring
Inner edge is installed in bellows groove, and the tube head of bellows is installed on tip surface pedestal spiral shell by the outside of other end snap ring
The bottom of line pipe, the overall diameter limiting corresponding with tip surface base thread pipe diameter of snap ring, for passing through snap ring and sealing ring, by wave
Stretch tube head and header trepanning of line is compressed and is sealed.The effectively flexible length of tip surface base thread pipe and tip surface indent end cap screwed pipe
Degree, matches with effective collapsing length of bellows.By the clipping room between the nozzle of installation pipe fitting both ends away from fixation, pipe fitting
The installation positioning of one end ferrule, the sealing ring being equipped on the other end nozzle of pipe fitting and snap ring and bellows tube head,
By seat loaded on relatively clockwise between the tip surface base thread pipe on header and tip surface indent end cap screwed pipe, rotation counterclockwise
Turn, realize the telescopic displacement of tip surface indent end cap screwed pipe and tip surface base thread pipe, band dynamic sealing be plugged in header trepanning and
Bellows between pipe fitting nozzle are installed, by snap ring, the sealing ring on the tube head of bellows both ends, with pipe fitting nozzle
Top tight sealing compresses sealing with header trepanning.
Or by the clipping room between the nozzle of installation pipe fitting both ends away from fixation, one end ferrule installation positioning of pipe fitting, pipe
On the nozzle inside and outside wall of the part other end, the sealing ring with tip surface indent end cap and snap ring size Corresponding matching is set with, ripple is stretched
It inserts in and is set in the nozzle of sealing ring in draw head, by sealing ring, snap ring, seat loaded on the tip surface base thread on header
Between pipe and tip surface indent end cap screwed pipe, relative to rotating clockwise, counterclockwise, tip surface indent end cap screwed pipe and tooth are realized
The telescopic displacement of rib base thread pipe is plugged in header trepanning with dynamic sealing and installs the bellows between pipe fitting nozzle,
By snap ring, the sealing ring on the tube head of bellows both ends, sealing is compressed with pipe fitting nozzle top tight sealing, with header trepanning.
One kind is screwed flexible sealed pipe fittings, including tip surface indent end cap male-pipe, tip surface indent end cap internal thread
Pipe, bellows, snap ring, sealing ring.Its tip surface indent end cap male-pipe by be set on one tip surface indent end cap and with
Its male-pipe connected is formed, and the tip surface indent external face of tip surface indent end cap male-pipe, which is equipped with, puts forth effort tip surface.
Tip surface indent end cap riffled tube is equipped with indent external face by one end and is formed equipped with the riffled tube for putting forth effort tip surface, in tip surface
Female end lid male-pipe mutually screws suit, the external screw thread of tip surface indent end cap male-pipe with tip surface indent end cap riffled tube
Length, it is corresponding with the internal thread length of tip surface indent end cap riffled tube.Bellows are placed in tip surface indent end cap external screw thread
It is mutually right with tip surface indent end cap riffled tube and tip surface indent end cap male-pipe in pipe and tip surface indent end cap riffled tube
Should, it is set with one heart.The both ends tube head of bellows is equipped with snap ring, and the inner edge of snap ring is installed in bellows groove,
The tube head of bellows is installed on the tip surface concave end base portion at both ends by the outside of snap ring, in the overall diameter and tip surface of snap ring
The interior diameter of female end lid corresponds to limiting, to prevent snap ring from slipping.Tip surface indent end cap riffled tube and the outer spiral shell of tip surface indent end cap
Effective collapsing length of line pipe matches with effective collapsing length of bellows.It will be between the nozzle of installation pipe fitting both ends
Clipping room is away from fixation, the sealing ring that is equipped on the nozzle of two coaxial pipe fittings and snap ring and bellows tube head, by tip surface
Relative to rotating clockwise, counterclockwise between female end lid riffled tube and tip surface indent end cap male-pipe, tip surface concave end is realized
The telescopic displacement of lid male-pipe and tip surface indent end cap riffled tube drives bellows, same with both ends by sealing ring
The nozzle top tight sealing of central siphon part.
Or clipping room between the nozzle of pipe fitting both ends will be installed away from fixation, and on the inside and outside wall of two coaxial pipe fitting nozzles, suit
There is a sealing ring with tip surface indent end cap and snap ring size Corresponding matching, bellows tube head interpolation is in being set with the two of sealing ring
In nozzle of the end cap equipped with sealing ring, by sealing ring, snap ring, outside tip surface indent end cap riffled tube and tip surface indent end cap
Between screwed pipe, relative to rotating clockwise, counterclockwise, tip surface indent end cap male-pipe and tip surface indent end cap internal thread are realized
The telescopic displacement of pipe drives bellows, passes through the nozzle top tight sealing of sealing ring and the coaxial pipe fitting in both ends.
One kind is screwed flexible sealed pipe fittings, and bellows are rigid metal bellows or are rigid plastic wave
Line pipe is rigid composite material bellows.Bellows are flexible plastic corrugated pipe or are flexible composite ripple
Pipe, flexible bellow are connect by rigid transition connecting pipe head and sealing ring with sealed pipe fittings.Pass through between bellows and header
Thread seal connects or buckle is tightly connected or welded seal connects or adhering and sealing connects or hold out against press seal sealed connection.
One kind is screwed flexible sealed pipe fittings, and snap ring is two pieces of semicircles to disconnect the snap ring of mouth or snap ring equipped with one
Ring card passes through the tip surface indent end cap concave inward structure limit of tip surface indent end cap screwed pipe in bellows groove
Location and installation bellows tube head processed.Or snap ring is pulled on together for the two pieces of double-deck with magnetic semicircular ring card mutual dislocations
Planar annular is formed, is installed in bellows groove, and is passed through in the tip surface indent end cap of tip surface indent end cap screwed pipe
Recessed structure limits location and installation bellows tube head.
One kind is screwed flexible sealed pipe fittings, and sealing ring is plastic cement sealing ring or is plastic inflatable sealing ring or is
Plastic cement filling liquid sealing ring.
One kind is screwed flexible sealed pipe fittings, and header is metal tube header or is the compound header of glass metal or is
The compound header of ceramet is plastic cement header or is fiberglass header or is composite material header.
One kind is screwed flexible sealed pipe fittings, and tip surface base thread pipe location and installation is in the ripple on stent header surface
On telescoping tube circular orientation bulge loop or circular orientation groove.
The beneficial effects of the invention are as follows：One kind is screwed that flexible sealed pipe fittings are simple in structure, the license of secured, location tolerance
The one kind big, convenient for disassembly and assembly, that two ends evacuated collector tube can be set on top tight sealing Inlet and outlet water tube head of range is screwed flexible
Sealed pipe fittings.When needing replacing Inlet and outlet water tube head set on two ends evacuated collector tube, it is only necessary to by tip surface indent end cap screwed pipe
It is unscrewed with tip surface base thread pipe, Inlet and outlet water tube head is extracted out set on two ends evacuated collector tube, it is easy to operate.
Description of the drawings
Fig. 1 is a kind of vertical plane structure diagram for being screwed flexible sealed pipe fittings first embodiment.
Fig. 2 is a kind of horizontal plane structure diagram for being screwed flexible sealed pipe fittings second embodiment.
Fig. 3 is a kind of vertical plane structure diagram for being screwed flexible sealed pipe fittings 3rd embodiment
Fig. 4 is a kind of horizontal plane structure diagram for being screwed flexible sealed pipe fittings fourth embodiment.
Fig. 5 is a kind of vertical plane structure diagram for being screwed flexible the 5th embodiment of sealed pipe fittings
Fig. 6 is a kind of vertical plane structure diagram for being screwed flexible sealed pipe fittings sixth embodiment.
Fig. 7 is a kind of vertical plane structure diagram for being screwed flexible the 7th embodiment of sealed pipe fittings.
Fig. 8 is a kind of horizontal plane structure diagram for being screwed flexible the 8th embodiment of sealed pipe fittings.
Fig. 9 is a kind of vertical plane structure diagram for being screwed flexible the 9th embodiment of sealed pipe fittings.
Figure 10 is a kind of horizontal plane structure diagram for being screwed flexible the tenth embodiment of sealed pipe fittings.
In figure：1 bellows, 2 tip surface indent end cap screwed pipe teeth are stupefied, 3 tip surface indent end cap screwed pipe male-pipes,
4 pipe fitting nozzles, 5 sealing rings, 6 hold out against snap ring, 7 tip surface base thread pipes, 8 headers, 9 bellows header connecting pipe heads, 10
Bellows pipe fitting nozzle connecting pipe head, 11 press fitting snap rings, 12 header sealing rings.
Claims (8)
1. one kind is screwed flexible sealed pipe fittings, including tip surface indent end cap screwed pipe, tip surface base thread pipe, bellows
Pipe, snap ring, sealing ring, it is characterized in that：Tip surface indent end cap screwed pipe is by being set on the tip surface indent end cap of one and being connected thereto
Male-pipe form, the tip surface indent external face of tip surface indent end cap screwed pipe, which is equipped with, puts forth effort tip surface；Tip surface pedestal
Screwed pipe is equipped with the riffled tube for putting forth effort tip surface for outer surface, and tip surface indent end cap screwed pipe is mutually revolved with tip surface base thread pipe
Suit is twisted, the external thread length of tip surface indent end cap screwed pipe is corresponding with the internal thread length of tip surface base thread pipe；Ripple is stretched
The draw is placed in tip surface indent end cap screwed pipe and tip surface base thread pipe, with tip surface base thread pipe and tip surface indent end cap
Screwed pipe corresponds, and is set with one heart；One end tube head of bellows is equipped with snap ring, and the inner edge of snap ring is installed on ripple and stretches
In draw groove, the tube head of bellows is installed on the tip surface indent end cap of tip surface indent end cap screwed pipe by the outside of snap ring
Bottom, the overall diameter limiting corresponding with the interior diameter of tip surface indent end cap of snap ring, to prevent snap ring from slipping；Tip surface base thread pipe
With effective collapsing length of tip surface indent end cap screwed pipe, match with effective collapsing length of bellows；By installing pipe
Clipping room between the nozzle of part both ends is away from fixation, one end ferrule installation positioning of pipe fitting, other end nozzle and the card of pipe fitting
The sealing ring being equipped on ring and bellows tube head, by seat loaded on the tip surface base thread pipe and tip surface indent on header
Relative to rotating clockwise, counterclockwise between end cap screwed pipe, tip surface indent end cap screwed pipe and tip surface base thread pipe are realized
Telescopic displacement drives the bellows being sealedly attached on header, passes through the nozzle top tight sealing of sealing ring and installation pipe fitting；
Or by the clipping room between the nozzle of installation pipe fitting both ends away from fixation, one end ferrule installation of pipe fitting positions, and pipe fitting is another
On the nozzle inside and outside wall of one end, it is set with the sealing ring with tip surface indent end cap and snap ring size Corresponding matching, bellows
Insert in and be set in the nozzle of sealing ring in head, by sealing ring, snap ring, seat loaded on the tip surface base thread pipe on header and
Between tip surface indent end cap screwed pipe, relative to rotating clockwise, counterclockwise, tip surface indent end cap screwed pipe and tip surface pedestal are realized
The telescopic displacement of screwed pipe drives the bellows being sealedly attached on header, by sealing ring, snap ring, with installing pipe fitting
Nozzle top tight sealing.
2. one kind is screwed flexible sealed pipe fittings, including tip surface indent end cap screwed pipe, tip surface base thread pipe, bellows
Pipe, snap ring, sealing ring, it is characterized in that：Tip surface indent end cap screwed pipe is by being set on the tip surface indent end cap of one and being connected thereto
Male-pipe form, the tip surface indent external face of tip surface indent end cap screwed pipe, which is equipped with, puts forth effort tip surface；Tip surface pedestal
Screwed pipe is equipped with the riffled tube for putting forth effort tip surface for outer surface, and tip surface indent end cap screwed pipe is mutually revolved with tip surface base thread pipe
Suit is twisted, the external thread length of tip surface indent end cap screwed pipe is corresponding with the internal thread length of tip surface base thread pipe；Ripple is stretched
The draw is placed in tip surface indent end cap screwed pipe and tip surface base thread pipe, with tip surface base thread pipe and tip surface indent end cap spiral shell
Line pipe corresponds, and is set with one heart；The both ends tube head of bellows is equipped with snap ring, and the inner edge of snap ring is installed on bellows
In pipe groove, the tube head of bellows is installed on the tip surface concave end of tip surface indent end cap screwed pipe by the outside of one end snap ring
Base portion, the overall diameter limiting corresponding with the interior diameter of tip surface indent end cap of snap ring, to prevent snap ring from slipping；Other end snap ring
Inner edge is installed in bellows groove, and the tube head of bellows is installed on tip surface pedestal spiral shell by the outside of other end snap ring
The bottom of line pipe, the overall diameter limiting corresponding with tip surface base thread pipe diameter of snap ring, for passing through snap ring and sealing ring, by wave
Stretch tube head and header trepanning of line is compressed and is sealed；The effectively flexible length of tip surface base thread pipe and tip surface indent end cap screwed pipe
Degree, matches with effective collapsing length of bellows；By the clipping room between the nozzle of installation pipe fitting both ends away from fixation, pipe fitting
The installation positioning of one end ferrule, the sealing ring being equipped on the other end nozzle of pipe fitting and snap ring and bellows tube head,
By seat loaded on relatively clockwise between the tip surface base thread pipe on header and tip surface indent end cap screwed pipe, rotation counterclockwise
Turn, realize the telescopic displacement of tip surface indent end cap screwed pipe and tip surface base thread pipe, band dynamic sealing be plugged in header trepanning and
Bellows between pipe fitting nozzle are installed, by snap ring, the sealing ring on the tube head of bellows both ends, with pipe fitting nozzle
Top tight sealing compresses sealing with header trepanning；
Or by the clipping room between the nozzle of installation pipe fitting both ends away from fixation, one end ferrule installation of pipe fitting positions, and pipe fitting is another
On the nozzle inside and outside wall of one end, it is set with the sealing ring with tip surface indent end cap and snap ring size Corresponding matching, bellows
Insert in and be set in the nozzle of sealing ring in head, by sealing ring, snap ring, seat loaded on the tip surface base thread pipe on header and
Between tip surface indent end cap screwed pipe, relative to rotating clockwise, counterclockwise, tip surface indent end cap screwed pipe and tip surface pedestal are realized
The telescopic displacement of screwed pipe is plugged in header trepanning with dynamic sealing and installs the bellows between pipe fitting nozzle, passes through wave
Snap ring, sealing ring on the tube head of line telescoping tube both ends compress sealing with pipe fitting nozzle top tight sealing, with header trepanning.
3. one kind is screwed flexible sealed pipe fittings, including tip surface indent end cap male-pipe, tip surface indent end cap riffled tube,
Bellows, snap ring, sealing ring, it is characterized in that：Tip surface indent end cap male-pipe is by being set on the tip surface indent end cap of one
It is formed with male-pipe connected to it, the tip surface indent external face of tip surface indent end cap male-pipe, which is equipped with, puts forth effort tooth
Rib；Tip surface indent end cap riffled tube is equipped with indent external face by one end and is formed equipped with the riffled tube for putting forth effort tip surface, tooth
Rib indent end cap male-pipe and tip surface indent end cap riffled tube mutually screw suit, tip surface indent end cap male-pipe outside
Reach, it is corresponding with the internal thread length of tip surface indent end cap riffled tube；Bellows are placed in outside tip surface indent end cap
In screwed pipe and tip surface indent end cap riffled tube, with tip surface indent end cap riffled tube and tip surface indent end cap male-pipe phase
It is mutually corresponding, it is set with one heart；The both ends tube head of bellows is equipped with snap ring, and the inner edge of snap ring is installed on bellows groove
Interior, the tube head of bellows is installed on the tip surface concave end base portion at both ends, the overall diameter and tooth of snap ring by the outside of snap ring
The interior diameter of rib indent end cap corresponds to limiting, to prevent snap ring from slipping；Tip surface indent end cap riffled tube and tip surface indent end cap
Effective collapsing length of male-pipe matches with effective collapsing length of bellows；Will installation pipe fitting both ends nozzle it
Between clipping room away from fixation, the sealing ring that is equipped on the nozzle of two coaxial pipe fittings and snap ring and bellows tube head passes through tooth
Relative to rotating clockwise, counterclockwise between rib indent end cap riffled tube and tip surface indent end cap male-pipe, realize in tip surface
The telescopic displacement of female end lid male-pipe and tip surface indent end cap riffled tube drives bellows, passes through sealing ring and two
Hold the nozzle top tight sealing of coaxial pipe fitting；
Or clipping room between the nozzle of pipe fitting both ends will be installed away from fixation, on the inside and outside wall of two coaxial pipe fitting nozzles, be set with
The sealing ring of tip surface indent end cap and snap ring size Corresponding matching, bellows tube head interpolation is in two end caps for being set with sealing ring
In nozzle equipped with sealing ring, by sealing ring, snap ring, tip surface indent end cap riffled tube and tip surface indent end cap external screw thread
Between pipe, relative to rotating clockwise, counterclockwise, tip surface indent end cap male-pipe and tip surface indent end cap riffled tube are realized
Telescopic displacement drives bellows, passes through the nozzle top tight sealing of sealing ring and the coaxial pipe fitting in both ends.
4. one kind according to claim 1 is screwed flexible sealed pipe fittings, it is characterized in that：Bellows are rigidity gold
Belong to bellows or be rigid plastic bellows or be rigid composite material bellows；Bellows are flexible plastic cement ripple
Pipe is flexible composite bellows, and flexible bellow is connected by rigid transition connecting pipe head and sealing ring with sealed pipe fittings
It connects；Connected or be buckled by thread seal between bellows and header sealed connection or welded seal connection or adhering and sealing
Connection holds out against press seal sealed connection.
5. one kind according to claim 1 is screwed flexible sealed pipe fittings, it is characterized in that：Snap ring is to disconnect mouth equipped with one
Snap ring or snap ring be two pieces of semicircular ring cards in bellows groove, and pass through tip surface indent end cap screwed pipe
Tip surface indent end cap concave inward structure limitation location and installation bellows tube head；Or snap ring is the two pieces of double-deck with magnetic semicirculars
Ring card mutual dislocation is pulled on forms planar annular together, is installed in bellows groove, and pass through tip surface concave end
The tip surface indent end cap concave inward structure limitation location and installation bellows tube head of lid screwed pipe.
6. one kind according to claim 1 is screwed flexible sealed pipe fittings, it is characterized in that：Sealing ring is sealed for plastic cement
Circle is plastic inflatable sealing ring or is plastic cement filling liquid sealing ring.
7. one kind according to claim 1 is screwed flexible sealed pipe fittings, it is characterized in that：Header is metal tube header,
Or it is the compound header of glass metal or is the compound header of ceramet or is plastic cement header or is fiberglass header or is multiple
Condensation material header.
8. one kind according to claim 1 is screwed flexible sealed pipe fittings, it is characterized in that：Tip surface base thread pipe positions
It is installed on the bellows circular orientation bulge loop on stent header surface or circular orientation groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711491212.4A CN108204688B (en) | 2017-12-30 | 2017-12-30 | Screw-screwing telescopic sealing pipe fitting |
| PCT/CN2017/120423 WO2019127591A1 (en) | 2017-12-30 | 2017-12-31 | Threaded screwable telescopic sealing pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711491212.4A CN108204688B (en) | 2017-12-30 | 2017-12-30 | Screw-screwing telescopic sealing pipe fitting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108204688A true CN108204688A (en) | 2018-06-26 |
| CN108204688B CN108204688B (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711491212.4A Active CN108204688B (en) | 2017-12-30 | 2017-12-30 | Screw-screwing telescopic sealing pipe fitting |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108204688B (en) |
| WO (1) | WO2019127591A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954853A (en) * | 2018-09-13 | 2018-12-07 | 浙江东信机械有限公司 | A kind of solar-energy water heater vacuum thermal-collecting tube plug at end part device |
| CN109204814A (en) * | 2018-09-03 | 2019-01-15 | 王浩 | A kind of high-storey fire rescue method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11920705B2 (en) | 2022-04-27 | 2024-03-05 | Sri Energy, Inc. | Sliding connector spool |
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| CN101799217A (en) * | 2008-12-08 | 2010-08-11 | 北京环能海臣科技有限公司 | Turning tooth tailstock propped solar vacuum heat collecting pipe |
| CN101769612A (en) * | 2008-12-31 | 2010-07-07 | 北京环能海臣科技有限公司 | Solar collector of longitudinally inserted, closely arranged and tightly pressed evacuated solar collector tubes provided with positioning tube heads |
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| CN109204814A (en) * | 2018-09-03 | 2019-01-15 | 王浩 | A kind of high-storey fire rescue method |
| CN108954853A (en) * | 2018-09-13 | 2018-12-07 | 浙江东信机械有限公司 | A kind of solar-energy water heater vacuum thermal-collecting tube plug at end part device |
| CN108954853B (en) * | 2018-09-13 | 2024-03-22 | 浙江东信机械有限公司 | End plugging device for vacuum heat collecting tube of solar water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019127591A1 (en) | 2019-07-04 |
| CN108204688B (en) | 2020-03-24 |
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