CN206958485U - Seal interior tooth plug and connecting pipe - Google Patents
Seal interior tooth plug and connecting pipe Download PDFInfo
- Publication number
- CN206958485U CN206958485U CN201720898841.8U CN201720898841U CN206958485U CN 206958485 U CN206958485 U CN 206958485U CN 201720898841 U CN201720898841 U CN 201720898841U CN 206958485 U CN206958485 U CN 206958485U
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- CN
- China
- Prior art keywords
- sealing
- outer tube
- sealing ring
- tube member
- inner tube
- Prior art date
- 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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- 238000007789 sealing Methods 0.000 claims abstract description 96
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000009987 spinning Methods 0.000 claims abstract description 9
- 239000003351 stiffener Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 239000002994 raw material Substances 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 8
- 238000001746 injection moulding Methods 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003456 pulmonary alveoli Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Abstract
The utility model discloses one kind sealing interior tooth plug and connecting pipe, including interior pipe fitting, said inner tube part is provided with the internal thread for being used for spinning with the external screw thread of outer tube member, and said inner tube part includes assembly side；Lid, the lid is connected with the assembly side and cooperatively forms integrative-structure with said inner tube part, and the lid is provided with installation portion；And sealing ring, the sealing ring is in said inner tube part and presses on the installation portion, and the end of the sealing ring and the outer tube member cooperatively forms end face seal.The end face of outer tube member can crimp to form end face seal with sealing ring, compared to traditional by the way of wrapping raw material band matching thread sealing, the use of raw material band can not only be saved, to reduce materials being fabricated, reduce manufacturing cost, causing the sealing property of connecting pipe using end face seal simultaneously, more preferably security against leakage is higher, and performance is more preferable.
Description
Technical field
Connecting pipe technical field is the utility model is related to, more particularly to one kind sealing interior tooth plug and connecting pipe.
Background technology
It is a large amount of using connecting pipe supply with water, with the circulation of gas in every field such as municipal works, house ornamentations.City
Male union part with closure on field, in general manufacture method are to be welded into a plug with internal thread tube piece and pipe cap,
Twine raw material band at the port of male element again afterwards to be sealed, finally tighten assembling with plug.Above-mentioned external screw thread
Larger potential safety hazard be present in connecting pipe：The problem of due to crudy and error, internal thread tube piece and pipe cap can be caused
Weld is not close, firm, or because the raw material band of the end of male union part does not twine enough, it is only close by screw thread
Envelope, two kinds of situations can cause whole connecting pipe that leak occurs.In order to solve leakage problem, it has to maintenance of doing over again, lead
The delaying installation duration is caused, additionally, there may be the problem of resource leakage wastes, while the water revealed can also damage home environment, endanger
The property safety of people.
The content of the invention
Based on this, the utility model is necessary to provide a kind of sealing interior tooth plug and connecting pipe, it is possible to increase sealing
Can, leakage is prevented, reduces manufacturing cost, lifts usage safety performance.
Its technical scheme is as follows：
One kind sealing interior tooth plug, including：
Interior pipe fitting, said inner tube part are provided with the internal thread for being used for spinning with the external screw thread of outer tube member, and said inner tube part bag
Include assembly side；
Lid, the lid are connected with the assembly side and cooperatively form integrative-structure, and the pipe with said inner tube part
It is covered with installation portion；And
Sealing ring, the sealing ring is in the said inner tube part and presses on the installation portion, the sealing ring with
The end of the outer tube member cooperatively forms end face seal.
Above-mentioned sealing interior tooth plug is connected with assembly side by lid and is structure as a whole with interior pipe fitting by injection molding,
It is not close can to solve to be welded to connect existing weld, causes the potential safety hazard leaked occur, in addition, by the way that sealing ring is embedding
In interior pipe fitting and it is pressed on installation portion and realizes firm installation so that when outer tube member passes through the interior spiral shell of external screw thread and interior pipe fitting
When line spinning is tightened, the end face of outer tube member can crimp to form end face seal with sealing ring, compared to traditional using wrapping life
The mode of material strip matching thread sealing, the use of raw material band can be not only saved, to reduce materials being fabricated, reduce manufacturing cost, together
Shi Caiyong end face seals cause the sealing property of connecting pipe more preferably, and security against leakage is higher, and performance is more preferable.
The technical scheme of the application is further described below：
In one of the embodiments, the sealing ring is provided with seal boss towards the side of the outer tube member, described close
The inner tubal wall sealing for sealing boss and the outer tube member coordinates.So that the side wall of seal boss and the inner tubal wall of outer tube member press
Cooperatively form first of sealing, then compressed by the end of sealing ring and outer tube member and to cooperatively form second and seal, can so enter
One step lifts the sealing property of interior tooth plug, improves the ability of anti-leak.
In one of the embodiments, the collar wall of the sealing ring is provided with least one clamping convex body, and the clamping is convex
The thread of body and the internal thread, which fixes, to be coordinated.Fix, can be avoided in transport, carrying thus by clamping convex body and internal thread
Because affected by vibration or influenceed by self gravitation when being inverted, cause sealing ring to be slipped out of interior pipe fitting, improve sealing ring with it is interior
The degree that is connected firmly of pipe fitting.
In one of the embodiments, including five clamping convex bodys, five clamping convex bodys are along the sealing ring
Collar wall be provided at circumferentially spaced.So can be close further to improve by increasing the block chalaza of clamping convex body and internal thread
Seal and the bonding strength and assembling fastness of interior pipe fitting.
In one of the embodiments, said inner tube part also includes incoming end, and the inner tubal wall of said inner tube part is close to described
Introduction part is provided with incoming end.Thus by the guide effect of introduction part, it is easy to outer tube member with being slipped into during interior pipe fitting abutting joint
Interior inside pipe fitting, improve the convenience and validity of installation.
In one of the embodiments, the end face of the incoming end is concaved with least one locking groove.So exist
During the manufacture demoulding of interior tooth plug, by forcing at locking groove, interior pipe fitting can be avoided together to be rotated with core rod, cause the demoulding tired
It is difficult.
In one of the embodiments, the outer tube wall of said inner tube part adds at the incoming end circumferentially arranged with annular
Strengthening tendons.The structural strength at the incoming end of interior pipe fitting can be so improved, prevents outer tube member from being spun with interior pipe fitting when tightening because of extruding
The excessive tube wall caused at incoming end of power is ruptured, and degree is tightened in influence, and then influences the end of outer tube member and the compression of sealing ring
Degree, sealing property is caused to reduce and reveal.
In one of the embodiments, the outer tube wall of said inner tube part is additionally provided with anti-slip part.Staff can so be avoided
Manually or make to screw up with a wrench interior pipe fitting when skid, cause operation inconvenience, influence usage experience sense and interior pipe fitting with it is outer
Pipe fitting tightens degree.
The utility model also provides a kind of connecting pipe, and it includes outer tube member and sealing interior tooth plug as described above, institute
State outer tube member and be provided with external screw thread, the external screw thread spins with the internal thread, the end of the outer tube member and the sealing ring it
Between cooperatively form end face seal.
Above-mentioned connecting pipe by outer tube member and sealing interior tooth plug screw thread spin, be connected by lid with assembly side and with
Interior pipe fitting is structure as a whole by injection molding, and it is close to solve to be welded to connect existing weld, causes to leak
Potential safety hazard, in addition, realizing firm installation by the way that sealing ring to be inlaid in interior pipe fitting and be pressed on installation portion so that when
When outer tube member is tightened by the internal thread spinning of external screw thread and interior pipe fitting, the end face of outer tube member can crimp to form end with sealing ring
Face seals, and compared to traditional by the way of wrapping raw material band matching thread sealing, can not only save the use of raw material band, with
Materials being fabricated is reduced, reduces manufacturing cost, while use end face seal causes the sealing property of connecting pipe more preferably, anti-leak can
Higher by property, performance is more preferable.
Brief description of the drawings
Fig. 1 is the structural representation of the sealing interior tooth plug described in the utility model embodiment；
Fig. 2 is the sectional view at the A-A of tower plug in the sealing described in the utility model embodiment；
Fig. 3 is the structural representation of the interior pipe fitting described in the utility model embodiment；
Fig. 4 is the structural representation of the sealing ring described in the utility model embodiment；
Fig. 5 is the structural representation of the connecting pipe described in the utility model embodiment.
Description of reference numerals：
100th, interior pipe fitting, 110, internal thread, 120, assembly side, 130, incoming end, 131, introduction part, 132, locking groove,
140th, ring stiffener, 200, lid, 210, installation portion, 300, sealing ring, 310, clamping convex body, 400, outer tube member, 410, outer
Screw thread.
Embodiment
It is below in conjunction with accompanying drawing and specifically real for the purpose of this utility model, technical scheme and advantage is more clearly understood
Mode is applied, the utility model is described in further detail.It should be appreciated that embodiment described herein
Only to explain the utility model, the scope of protection of the utility model is not limited.
It should be noted that when element is referred to as " being fixedly arranged on ", " being arranged at " or " install in " another element, it can be with
Directly on another element or there may also be element placed in the middle.When an element is considered as " connection " another yuan
Part, it can be directly to another element or may be simultaneously present centering elements；One element and another element
The concrete mode being fixedly connected can be achieved by the prior art, and will not be repeated here, it is preferred to use the fixation side of threaded connection
Formula.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more
The arbitrary and all combination of related Listed Items.
" first " described in the utility model, " second " do not represent specific quantity and order, are only used for title
Distinguish.
It is a kind of sealing interior tooth plug of embodiment of the utility model displaying shown in Fig. 2 such as Fig. 1, including：Interior pipe fitting
100, said inner tube part 100 is provided with the internal thread 110 for being used for spinning with the external screw thread 410 of outer tube member 400, and said inner tube part
100 include assembly side 120；Lid 200, the lid 200 are connected with the assembly side 120 and coordinated with said inner tube part 100
Integrative-structure is formed, and the lid 200 is provided with installation portion 210；And sealing ring 300, the sealing ring 300 is flush-mounted in described interior
In pipe fitting 100 and press on the installation portion 210, the end of the sealing ring 300 and the outer tube member 400 cooperatively forms
End face seal.
Above-mentioned sealing interior tooth plug is connected with assembly side 120 by lid 200 and is by injection molding with interior pipe fitting 100
Integrative-structure, it is close to solve to be welded to connect existing weld, causes the potential safety hazard leaked occur, in addition, passing through
Sealing ring 300 is inlaid in interior pipe fitting 100 and is pressed on installation portion 210 and realizes firm installation so that when outer tube member 400 is logical
When crossing the spinning of internal thread 110 of external screw thread 410 and interior pipe fitting 100 and tightening, the end face of outer tube member 400 can press with sealing ring 300
Connect to form end face seal, compared to traditional by the way of wrapping raw material band matching thread sealing, can not only save raw material band
Use, to reduce materials being fabricated, reduce manufacturing cost, while the sealing property of connecting pipe is caused more using end face seal
Good, security against leakage is higher, and performance is more preferable.
It should be noted that in the prior art, interior pipe fitting 100 and lid 200 are single part, using metal or plastics
Material, preferably metal material, be connected by welding manner during manufacture, thus potential weld exist leak source safety it is hidden
Suffer from.And the application during fabrication preferably in pipe fitting 100 and lid 200 be using plastic material integrated injection molding, thus do not deposit
In assembling gap, the problem of can thoroughly eliminating junction leak source, its manufacturing process is simpler in addition, and production cost is lower.It is close
Optional seal 300 is the annular solid made using the ageing-resistant elastomeric material of high temperature resistant, the diameter of sealing ring 300 and interior pipe fitting
100 interior caliber adaptation, so that sealing ring 300 is more firmly mounted.Further, the end of outer tube member 400 should be with sealing ring
300 side is concordant, and during ensuring the spinning of outer tube member 400 in the interior pipe fitting 100 of plug, its end face can be with sealing ring 300
It is brought into close contact, so as to form the end face seal of better reliability.
On the basis of above-described embodiment, the sealing ring 300 is provided with seal boss towards the side of the outer tube member 400
(not shown), the inner tubal wall sealing of the seal boss and the outer tube member 400 coordinate.So that the side of seal boss
The inner tubal wall snap fit of wall and outer tube member 400 forms first of sealing, then the end by sealing ring 300 and outer tube member 400
Compress and cooperatively form second sealing, so can further lift the sealing property of interior tooth plug, improve the ability of anti-leak.Tool
Body, vertical section of the sealing ring 300 along centerline direction is convex, and its annular folding face can cooperatively form curved with outer tube member 400
The sealing passage of folding so that sealing effectiveness is more preferably.Wherein, abbreviation of the interior tooth plug as present invention sealing interior tooth plug.
Fig. 1, Fig. 2 and Fig. 4 are refer to, on the basis of any of the above-described embodiment, the collar wall of the sealing ring 300 is provided with
The thread of at least one clamping convex body 310, the clamping convex body 310 and the internal thread 110, which fixes, to be coordinated.Thus by clamping
Convex body 310 fixes with internal thread 110, can avoid transport, carry in because it is affected by vibration or be inverted when by self gravitation shadow
Ring, cause sealing ring 300 to be slipped out of interior pipe fitting 100, improve the degree that is connected firmly of sealing ring 300 and interior pipe fitting 100.Enter one
Step ground, including five clamping convex bodys 310, the circumference of collar wall of five clamping convex bodys 310 along the sealing ring 300
It is arranged at intervals.So can by increasing the block chalaza of clamping convex body 310 and internal thread 110, with further improve sealing ring 300 with
The bonding strength and assembling fastness of interior pipe fitting 100.The outer ring with sealing ring 300 specifically, clamping convex body 310 is formed in one
On wall, its shape can be hemisphere, cylinder etc., preferably hemisphere, can so reduce firm with the thread of internal thread 110
Property contacts cause, and its is damaged；In addition, hemispheroidal height should be in the alveolus depth adaptation of thread, to ensure that clamping is more firm.
As shown in Fig. 2 in addition, said inner tube part 100 also includes incoming end 130, the inner tubal wall of said inner tube part 100 is close
Introduction part 131 is provided with the incoming end 130.Thus by the guide effect of introduction part 131, it is easy to outer tube member 400 and inner tube
Slipped into during 100 abutting joint of part inside interior pipe fitting 100, improve the convenience and validity of installation.Specifically, introduction part 131 can
To be the inclined chamfering in outer tube wall direction or fillet of inside pipe fitting 100, to expand the openings of sizes of incoming end 130, lifting
The suit validity of outer tube member 400.
As depicted in figs. 1 and 2, further, the end face of the incoming end 130 is concaved with least one locking groove
132.So when interior tooth plug is manufactured and is stripped, by forcing at locking groove 132, interior pipe fitting 100 and core rod one can be avoided
With rotating, cause the demoulding difficult.In a preferred embodiment, the quantity of locking groove 132 is six and along incoming end 130
End face circumference uniform intervals set, the application point of stop operation can be improved, make product stripping more quick, effectively.
Fig. 3 is refer to, further, the outer tube wall of said inner tube part 100 is circumferentially set at the incoming end 130
There is ring stiffener 140.The structural strength at the incoming end 130 of interior pipe fitting 100 can so be improved, prevent outer tube member 400 with it is interior
Pipe fitting 100 spins causes the tube wall at incoming end 130 to rupture when tightening because extruding force is excessive, and degree is tightened in influence, and then is influenceed
The end of outer tube member 400 and the compression degree of sealing ring 300, cause sealing property to reduce and reveal.
On the basis of any of the above-described embodiment, the outer tube wall of said inner tube part 100 is additionally provided with anti-slip part and (not shown in way
Go out).Can so avoid staff manually or make to screw up with a wrench interior pipe fitting 100 when skid, cause operation inconvenience, influence
Usage experience sense and interior pipe fitting 100 tighten degree with outer tube member 400.Specifically, protection department can provide larger rub
The multiple raised or multiple pit of power is wiped, or the flat mouth of formation is cut on arc outer tube wall.
Fig. 5 is refer to, the utility model also provides a kind of connecting pipe, and it includes outer tube member 400 and as described above close
Interior tooth plug is sealed, the outer tube member 400 is provided with external screw thread 410, and the external screw thread 410 spins with the internal thread 110, described outer
End face seal is cooperatively formed between the end of pipe fitting 400 and the sealing ring 300.
Above-mentioned connecting pipe is spun by outer tube member 400 and sealing interior tooth plug screw thread, passes through lid 200 and assembly side
120 connect and are simultaneously structure as a whole with interior pipe fitting 100 by injection molding, and it is not tight can to solve to be welded to connect existing weld
It is close, cause the potential safety hazard leaked occur, in addition, by the way that sealing ring 300 is inlaid in interior pipe fitting 100 and is pressed on installation portion
Firm installation is realized on 210 so that when outer tube member 400 is tightened by the spinning of internal thread 110 of external screw thread 410 and interior pipe fitting 100
When, the end face of outer tube member 400 can crimp to form end face seal with sealing ring 300, compared to traditional using wrapping raw material band
The mode of matching thread sealing, the use of raw material band can be not only saved, to reduce materials being fabricated, reduce manufacturing cost, adopt simultaneously
With end face seal so that the sealing property of connecting pipe more preferably, security against leakage is higher, and performance is more preferable.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (9)
1. one kind sealing interior tooth plug, it is characterised in that including：
Interior pipe fitting, said inner tube part is provided with the internal thread for being used for spinning with the external screw thread of outer tube member, and said inner tube part includes dress
With end；
Lid, the lid is connected with the assembly side and cooperatively forms integrative-structure with said inner tube part, and the lid is set
There is installation portion；And
Sealing ring, the sealing ring is in the said inner tube part and presses on the installation portion, the sealing ring with it is described
The end of outer tube member cooperatively forms end face seal.
2. sealing interior tooth plug according to claim 1, it is characterised in that the collar wall of the sealing ring is provided with least one
The thread of individual clamping convex body, the clamping convex body and the internal thread, which fixes, to be coordinated.
3. it is according to claim 1 sealing interior tooth plug, it is characterised in that the sealing ring towards the outer tube member one
Side is provided with seal boss, and the inner tubal wall sealing of the seal boss and the outer tube member coordinates.
4. sealing interior tooth plug according to claim 2, it is characterised in that including five clamping convex bodys, five institutes
State being provided at circumferentially spaced for collar wall of the clamping convex body along the sealing ring.
5. sealing interior tooth plug according to claim 1, it is characterised in that said inner tube part also includes incoming end, described
The inner tubal wall of interior pipe fitting is provided with introduction part at the incoming end.
6. it is according to claim 5 sealing interior tooth plug, it is characterised in that the end face of the incoming end be concaved with to
A few locking groove.
7. sealing interior tooth plug according to claim 5, it is characterised in that the outer tube wall of said inner tube part connects close to described
Enter at end circumferentially arranged with ring stiffener.
8. sealing interior tooth plug according to claim 1, it is characterised in that the outer tube wall of said inner tube part is additionally provided with anti-skidding
Portion.
A kind of 9. connecting pipe, it is characterised in that the sealing including outer tube member and as described in above-mentioned any one of claim 1 to 8
Interior tooth plug, the outer tube member are provided with external screw thread, and the external screw thread spins with the internal thread, the end of the outer tube member and institute
State and cooperatively form end face seal between sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720898841.8U CN206958485U (en) | 2017-07-21 | 2017-07-21 | Seal interior tooth plug and connecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720898841.8U CN206958485U (en) | 2017-07-21 | 2017-07-21 | Seal interior tooth plug and connecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206958485U true CN206958485U (en) | 2018-02-02 |
Family
ID=61381180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720898841.8U Active CN206958485U (en) | 2017-07-21 | 2017-07-21 | Seal interior tooth plug and connecting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206958485U (en) |
-
2017
- 2017-07-21 CN CN201720898841.8U patent/CN206958485U/en active Active
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| GR01 | Patent grant |