CN208487316U - External seal connecting pipe and pipeline - Google Patents
External seal connecting pipe and pipeline Download PDFInfo
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- CN208487316U CN208487316U CN201821004964.3U CN201821004964U CN208487316U CN 208487316 U CN208487316 U CN 208487316U CN 201821004964 U CN201821004964 U CN 201821004964U CN 208487316 U CN208487316 U CN 208487316U
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- casing
- external seal
- inner core
- connecting pipe
- pipe fitting
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Abstract
The utility model relates to a kind of external seal connecting pipe and pipelines, it include: pipe fitting ontology, pipe fitting ontology includes transparent inner core and the protective layer that is set on transparent inner core, transparent inner core is equipped with the mounting hole including the first access port, and is additionally provided on the inner wall of transparent inner core and the first access port spaced first clamping position；And first casing, the first casing are sheathed on pipe fitting ontology, the first casing is equipped with the first peep hole for being clamped position positional relationship with first for observing tubing；Wherein, protective layer is for preventing ambient light from shining into mounting hole.In above-mentioned external seal connecting pipe and pipeline, since transparent inner core is transparent or semitransparent material, its structure for not hindering installation personnel to be watched in mounting hole by the first peep hole, when in tubing insertion pipe fitting ontology, installation personnel intuitively can see whether tubing has been inserted into clamping position by the first peep hole on the first casing.
Description
Technical field
The utility model relates to technical field of pipeline connection, more particularly to a kind of external seal connecting pipe and pipeline.
Background technique
A kind of push-in external seal pipe fitting being widely used.Such connection type have it is easy for installation, efficiently, flow
Big advantage, but there is also its inevitable disadvantages: when tubing injects the inner hole of connecting pipe, because not observing pipe fitting
Internal situation, so can not judge whether tubing has been inserted into position, often installation personnel must make marks on tubing, could judge
Whether tubing has been inserted into position.And when solar radiation pipe-line system, if light shines water, then a small amount of alga microbial in water
Will generate it is photosynthetic be used as, flourish can finally be directed at water pollution and influence sanitation performance, so connecting pipe can not
It is designed as transparent.
Utility model content
Based on this, it is necessary to provide a kind of external seal connecting pipe, can intuitively judge whether tubing in place, protect by grafting
Card connection is safe and reliable.
Its technical solution is as follows:
A kind of external seal connecting pipe, comprising: pipe fitting ontology, the pipe fitting ontology include transparent inner core and be set to institute
State the protective layer on transparent inner core, the transparent inner core is equipped with the mounting hole including the first access port, and the transparent inner core
It is additionally provided on inner wall and first access port spaced first clamping position；And first casing, first casing
It is sheathed on the pipe fitting ontology, first casing is equipped with for observing tubing and the first clamping position positional relationship
The first peep hole；Wherein, the protective layer is for preventing ambient light from shining into the mounting hole.
In above-mentioned external seal connecting pipe, since transparent inner core is transparent or semitransparent material, do not hinder that people is installed
Member watches the structure in mounting hole by the first peep hole, in this way, installation personnel can be straight when in tubing insertion pipe fitting ontology
It sees ground and sees whether tubing has been inserted into clamping position by the first peep hole on the first casing, to be effectively reduced tubing
Insert risk that is not in place and leading to leakage.And by covering one layer of protective layer on transparent inner core, the external world can be effectively prevented
Illumination enters in mounting hole, prevents light from shining the water in pipeline, to avoid water quality contaminated.
Technical solution is illustrated further below:
Further, first casing is rotationally sheathed on the pipe fitting ontology, and the protective layer is equipped with
First sight vane, first casing includes the first installation site and the second installation site, when first casing is in
When first installation site, first peep hole is opposite with first sight vane, when first casing is in institute
When stating the second installation site, first peep hole is staggered with first sight vane.
Further, the external seal connecting pipe further includes sealing ring, and the inner wall of the pipe fitting ontology is equipped with close
Sealing groove, the sealing ring are set in the seal groove, and the inner wall of the sealing ring, which is used to seal with the tubing, to be cooperated.
Further, the external seal connecting pipe further includes snap ring, and first casing is additionally provided with and the peace
The inner hole of hole connection is filled, the snap ring is set to the mounting hole or the inner hole is interior and close positioned at first clamping position
The side of first access port, the snap ring are equipped with teeth, and the teeth extend and towards first clamping position towards institute
State the center inclination of snap ring.
Further, the external seal connecting pipe further includes washer, and the washer is set to the mounting hole or institute
State in inner hole and be located at the snap ring close to the side of first clamping position, the washer include the first opening and with it is described
The second opposite opening of first opening, and first opening is opposite with the snap ring, the inner ring diameter of the washer is described in
The direction of first opening to second opening tapers off trend, when the tubing is inserted in pipe fitting ontology, the teeth
It is contacted with the inner wall of the washer.
Further, the external seal connecting pipe further includes being arranged in first casing to take pipe sleeve cylinder,
And the inner cavity for taking pipe sleeve cylinder is connected to the mounting hole, it is described that pipe sleeve cylinder is taken to be equipped with far from one end of first clamping position
Press surface.
Further, the external seal connecting pipe further includes the neck bush being set in the mounting hole, described interior
One end of bushing is abutted with first clamping position, and installation gap is equipped between the neck bush and the pipe fitting ontology.
Further, the external seal connecting pipe further includes second housing set, and first casing is sheathed on institute
Wherein one end of transparent inner core is stated, the second housing set is sheathed on the other end of the transparent inner core, and the mounting hole also wraps
Second access port opposite with first access port is included, and is additionally provided between the second access port on the inner wall of the transparent inner core
Position is clamped every the second of setting, and second clamping position is located at first clamping position close to second access port side,
The second housing puts on the second peep hole being equipped with for observing tubing and the second clamping position positional relationship.
Further, the second housing set is rotationally sheathed on the pipe fitting ontology, is also set on the protective layer
There is the second sight vane, the second housing set includes third installation site and the 4th installation site, at the second housing set
When the third installation site, second peep hole is opposite with second sight vane, when the second housing set is in
When four installation site, second peep hole is staggered with second sight vane.
The technical program additionally provides a kind of pipeline, including external seal connecting pipe as described above.
In above-mentioned pipeline, since transparent inner core is transparent or semitransparent material, do not hinder installation personnel by first
Peep hole watches the structure in mounting hole, in this way, installation personnel can be intuitively by the when in tubing insertion pipe fitting ontology
The first peep hole on one casing see tubing whether be inserted into clamping position, thus be effectively reduced tubing insert it is not in place and
Lead to the risk of leakage.And by covering one layer of protective layer on transparent inner core, ambient light can be effectively prevented and shone into peace
It fills in hole, prevents light from shining the water in pipeline, to avoid water quality contaminated.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of external seal connecting pipe described in the utility model embodiment；
Fig. 2 is the decomposition texture schematic diagram of external seal connecting pipe described in the utility model embodiment；
Fig. 3 is the dimensional decomposition structure diagram of external seal connecting pipe described in the utility model embodiment；
Fig. 4 is the illustrative view of functional configuration of external seal connecting pipe described in the utility model embodiment；
Fig. 5 is the function schematic perspective view of external seal connecting pipe described in the utility model embodiment.
Description of symbols:
10, tubing, 100, pipe fitting ontology, 110, transparent inner core, 111, mounting hole, the 1111, first access port, 1112,
Two access ports, the 112, first clamping position, 113, seal groove, the 114, second clamping position, 120, protective layer, the 121, first sight vane,
130, bar shaped buckles, the 200, first casing, the 210, first peep hole, 220, inner hole, 230, strip-shaped clamp groove, 300, sealing ring,
400, snap ring, 410, teeth, 500, washer, the 510, first opening, the 520, second opening, 600, take pipe sleeve cylinder, 610, press surface,
700, neck bush, 800, second housing set, the 810, second peep hole.
Specific embodiment
It is below in conjunction with attached drawing and specifically real for the purpose of this utility model, technical solution and advantage is more clearly understood
Mode is applied, the utility model is described in further detail.It should be understood that the specific embodiments described herein
Only to explain the utility model, the protection scope of the utility model is not limited.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more related listed items.
" first " described in the utility model, " second " do not represent specific quantity and sequence, are only used for title
It distinguishes.
As shown in Figure 1, a kind of external seal connecting pipe described in an embodiment, including pipe fitting ontology 100 and the first shell
Set 200, pipe fitting ontology 100 include transparent inner core 110 and the protective layer 120 being set on transparent inner core 110, transparent inner core 110
It is additionally provided with equipped with the mounting hole 111 including the first access port 1111, and on the inner wall of transparent inner core 110 and the first access port 1111
Spaced first clamping position 112；First casing 200 is sheathed on transparent inner core 110, and the first casing 200 is equipped with
For observing the first peep hole 210 of tubing 10 and the first clamping 112 positional relationship of position.
Optionally, transparent inner core 110 is molded for transparent or semitransparent material, and transparent inner core 110 is cylindrical shape, the
One clamping position 112 is the annular protrusion being arranged on transparent 110 inner wall of inner core, and tubing 10 can be inserted by the first access port 1111
It is abutted in the mounting hole 111 of transparent inner core 110 and with the first clamping position 112.When tubing 10 and the first clamping position 112 support
When connecing, due to the sealing function of tubing 10 and the first clamping position 112, water can be effectively prevented from tubing 10 and transparent inner core
It is flowed out in gap between 110, to avoid leaking.
Protective layer 120 is for preventing ambient light from shining into mounting hole 111.In pipe-line system, when solar radiation pipeline and
When light shines water, a small amount of algae and microorganism in water will generate it is photosynthetic be used as, flourish finally can lead to water quality
Pollution can be effectively prevented ambient light and shine into mounting hole 111 by covering one layer of protective layer 120 on transparent inner core 110
It is interior, prevent light from shining the water in pipeline, to avoid water quality contaminated.
Optionally, protective layer 120 is opaque plastic layer or metal layer.Specifically, protective layer 120 is opaque modeling
The bed of material, pipe fitting ontology 100 are made of two-shot process, and internal transparent inner core 110 is molded using transparent material, prevent
Sheath 120 is made up of second of injection molding.The pipe fitting ontology 100 of this structure is easily manufactured, low in cost.
The inner wall of 200 one end of the first casing is equipped with buckle (card slot), pipe fitting ontology in one of the embodiments,
100 outer wall is equipped with card slot (buckle), and buckle is mutually fastened and connected with card slot.In this way, the first casing 200 and pipe fitting ontology
100 link together, convenient for the installation of external seal connecting pipe.
In above-mentioned external seal connecting pipe, since transparent inner core 110 is transparent or semitransparent material, do not hinder to install
Personnel watch the structure in mounting hole 111 by the first peep hole 210, in this way, when tubing 10 is inserted into pipe fitting ontology 100
When, installation personnel intuitively can see whether tubing 10 has been inserted into card by the first peep hole 210 on the first casing 200
Position is connect, so that being effectively reduced tubing 10 inserts risk that is not in place and leading to leakage.And since transparent inner core 110 is set in tubing
On 10, it can directly be contacted with external environment to avoid tubing 10, by external environmental.And by transparent inner core 110
It covers one layer and protects 120 layers, ambient light can be effectively prevented and shone into mounting hole 111, prevent light from shining in pipeline
Water, to avoid water quality contaminated.
As Figure 2-3, further, the first casing 200 is rotationally sheathed on pipe fitting ontology 100, protection
Layer 120 is equipped with the first sight vane 121, and the first casing 200 includes the first installation site and the second installation site, outside first
When valve jacket 200 is in the first installation site, the first peep hole 210 and the first sight vane 121 are opposite, at the first casing 200
When the second installation site, the first peep hole 210 is staggered with the first sight vane 121.
Specifically, the outside of pipe fitting ontology 100 is equipped with bar shaped buckle 130, the inner hole 220 of the first casing 200 be equipped with
Bar shaped buckles 130 corresponding strip-shaped clamp grooves 230, and when carrying out intubation, the first casing 200 is in the first installation position
It sets, so that the first peep hole 210 and the first sight vane 121 are opposite, peace is observed by the first peep hole 210 convenient for operator
It fills inside hole 111, after completing intubation, rotates the first casing 200 and bar shaped buckle 130 is made to stick into strip-shaped clamp groove 230
In, so that the first peep hole 210 is in the state closed, to prevent light from passing through the first sight vane 121 and the first peep hole 210
It shines into inside pipe fitting ontology 100, avoids water quality contaminated.
Please continue to refer to Fig. 1-3, external seal connecting pipe further includes sealing ring 300, pipe fitting in one of the embodiments,
The inner wall of ontology 100 is equipped with seal groove 113, and sealing ring 300 is set in seal groove 113, the inner wall of sealing ring 300 be used for
The sealing cooperation of tubing 10.In this way, the sealing effect between tubing 10 and pipe fitting ontology 100 can be increased, it is existing to avoid the occurrence of leakage
As.
Specifically, the outer wall of sealing ring 300 and the sealing of seal groove 113 cooperate, when tubing 10 is inserted in pipe fitting ontology 100
When, inner wall and tubing 10 sealing of sealing ring 300 cooperate.Traditionally, sealing ring 300 is arranged on neck bush 700, sealing ring
300 inner wall and neck bush 700 sealing cooperates, and outer wall and tubing 10 sealing of sealing ring 300 cooperate.Compared to traditional sealing
The design method of circle 300, the present embodiment can cancel the setting of neck bush 700, to increase the flow of water in pipeline.
External seal connecting pipe further includes snap ring 400 in one of the embodiments, the first casing 200 be additionally provided with
The inner hole 220 that mounting hole 111 is connected to, snap ring 400 are set in mounting hole 111 or inner hole 220 and are located at the first clamping position 112
Close to the side of the first access port 1111, snap ring 400 is equipped with teeth 410, and teeth 410 extend, simultaneously towards the first clamping position 112
It is tilted towards the center of snap ring 400.In this way, when tubing 10 open teeth 410 and take advantage of a situation be inserted into pipe fitting ontology 100 when, teeth
410 generation deformation simultaneously tightly contradict tubing 10, and tubing 10 is avoided to slip.
Further, external seal connecting pipe further includes washer 500, and washer 500 is set to mounting hole 111 or inner hole 220
It is interior and be located at snap ring 400 close to first clamping position 112 side, washer 500 include first opening 510 and with first opening
510 the second opposite openings 520, and the first opening 510 is opposite with snap ring 400, the inner ring diameter of washer 500 is along the first opening
The direction of 510 to the second openings 520 tapers off trend.In this way, when tubing 10 is inserted in pipe fitting ontology 100, teeth 410 with
The inner wall of washer 500 contacts, and the inner wall of washer 500 can avoid teeth 410 excessive during tubing 10 opens teeth 410
Teeth 410 are impaired caused by expansion or the phenomenon that elastic force decrease occur, extend the service life of snap ring 400.
External seal connecting pipe further includes being arranged in the first casing 200 to take pipe sleeve in one of the embodiments,
Cylinder 600, and the inner cavity of pipe sleeve cylinder 600 is taken to be connected to mounting hole 111, take pipe sleeve cylinder 600 to set far from one end of the first clamping position 112
There is press surface 610.In this way, operator can press press surface 610, easy to disassemble when dismantling tubing 10.
Specifically, the inner wall of the first casing 200 be equipped with card slot, take pipe sleeve cylinder 600 one end be equipped with buckle, buckle with
Card slot is fastened and connected, and the other end of pipe sleeve cylinder 600 is taken to be equipped with press surface 610.In this way, may be implemented to take pipe sleeve cylinder 600 and first
Casing 200 is fixedly connected.
More specifically, take pipe sleeve cylinder 600 close to buckle one end on be additionally provided with U-type groove, when installation take pipe sleeve cylinder 600
When, the two opposite side walls of U-type groove can mutually be shunk, to make the reduced diameter for taking pipe sleeve cylinder 600, conveniently take pipe sleeve cylinder
600 installation.
External seal connecting pipe further includes the neck bush 700 being set in mounting hole 111 in one of the embodiments,
One end of neck bush 700 is abutted with the first clamping position 112, and installation gap is equipped between neck bush 700 and pipe fitting ontology 100.
Specifically, when tubing 10 is flexible material, by the way that tubing 10 is inserted in installation gap, the inner wall of tubing 10 can with it is interior
Bushing 700 contradicts cooperation, and the port of tubing 10 can be made to be held round, and guarantees the sealing between tubing 10 and pipe fitting ontology 100
Performance.
External seal connecting pipe further includes second housing set 800, the first 200 sets of casing in one of the embodiments,
Set on wherein one end of transparent inner core 110, second housing set 800 is sheathed on the other end of transparent inner core 110, and mounting hole 111 is also
Including second access port 1112 opposite with the first access port 1111, and it is additionally provided on the inner wall of transparent inner core 110 and is connect with second
Entrance 1112 spaced second is clamped position 114, and the second clamping position 114 is located at the first clamping position 112 close to the second access
1112 sides of mouth, second housing set 800 are equipped with the second peep hole for observing tubing and the second clamping 114 positional relationship of position
810。
Further, second housing set 800 is rotationally sheathed on pipe fitting ontology 100, and the is additionally provided on protective layer 120
Two sight vanes, second housing set 800 includes third installation site and the 4th installation site, when second housing set 800 is in third
When installation site, the second peep hole 810 is opposite with the second sight vane, when second housing set 800 is in four installation sites, the
Two peep holes 810 are staggered with the second sight vane.
It should be noted that second housing set 800 is consistent with the structure of the first casing 200, pipe fitting ontology 100 is symmetrical
Structure.In this way, the both ends of external seal connecting pipe can connect tubing 10 in an identical manner.
As shown in figure 4, can see that the tubing 10 of upper end has been inserted in place from the second peep hole 810, and from first
Hole 210 is not it can be seen that the tubing 10 of lower end is inserted in place yet, so as to make intuitive judgement.
As shown in figure 5, can be rotated the first casing 200 when tubing and external seal connecting pipe are completed to connect, so that close
The first peep hole 210 is closed, to achieve the purpose that prevent light from entering inside pipe fitting.
One embodiment additionally provides a kind of pipeline, including external seal connecting pipe as described above.
In above-mentioned pipeline, since transparent inner core 110 is transparent or semitransparent structure, do not hinder installation personnel by the
One peep hole 210 watches the structure in mounting hole 111, in this way, when tubing 10 is inserted into pipe fitting ontology 100, installation personnel
Intuitively it can see whether tubing 10 has been inserted into clamping position by the first peep hole 210 on the first casing 200, to have
Effect ground reduces tubing 10 and inserts risk that is not in place and leading to leakage.And since transparent inner core 110 is set on tubing 10, can keep away
Exempt from tubing 10 directly to contact with external environment, by external environmental.And by covering one layer of protection on transparent inner core 110
120 layers, ambient light can be effectively prevented and shone into mounting hole 111, prevent light from shining the water in pipeline, to avoid water
Matter is contaminated.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies 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, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of external seal connecting pipe characterized by comprising
Pipe fitting ontology, the pipe fitting ontology includes transparent inner core and the protective layer that is set on the transparent inner core, described transparent
Inner core is equipped with the mounting hole including the first access port, and is additionally provided between first access port on the inner wall of the transparent inner core
First every setting is clamped position；And
First casing, first casing are sheathed on the pipe fitting ontology, and first casing is equipped with for seeing
First peep hole of test tube material and the first clamping position positional relationship；
Wherein, the protective layer is for preventing ambient light from shining into the mounting hole.
2. external seal connecting pipe according to claim 1, which is characterized in that first casing is rotationally arranged
In on the pipe fitting ontology, the protective layer is equipped with the first sight vane, first casing include the first installation site and
Second installation site, when first casing is in first installation site, first peep hole and described first
Sight vane is opposite, and when first casing is in second installation site, first peep hole is saturating with described first
Window is staggered.
3. external seal connecting pipe according to claim 1 or 2, which is characterized in that it further include sealing ring, the pipe fitting sheet
The inner wall of body is equipped with seal groove, and the sealing ring is set in the seal groove, the inner wall of the sealing ring be used for it is described
Tubing sealing cooperation.
4. external seal connecting pipe according to claim 1 or 2, which is characterized in that it further include snap ring, first shell
Set is additionally provided with the inner hole being connected to the mounting hole, and the snap ring is set in the mounting hole or the inner hole and is located at institute
The first clamping position is stated close to the side of first access port, the snap ring is equipped with teeth, and the teeth are towards described first
Position is clamped to extend and tilt towards the center of the snap ring.
5. external seal connecting pipe according to claim 4, which is characterized in that further include washer, the washer is set to
In the mounting hole or the inner hole and it is located at the snap ring close to the side of first clamping position, the washer includes the
One opening and second opening opposite with first opening, and first opening is opposite with the snap ring, the washer
Inner ring diameter tapers off trend along the direction of first opening to second opening, when the tubing is inserted in pipe fitting ontology
When interior, the teeth and the inner wall of the washer are contacted.
6. external seal connecting pipe according to claim 1 or 2, which is characterized in that further include being arranged in outside described first
Pipe sleeve cylinder is taken in valve jacket, and the inner cavity for taking pipe sleeve cylinder is connected to the mounting hole, it is described to take pipe sleeve cylinder far from described
One end of one clamping position is equipped with press surface.
7. external seal connecting pipe according to claim 1 or 2, which is characterized in that further include being set to the mounting hole
Interior neck bush, one end of the neck bush are abutted with first clamping position, and the neck bush and the pipe fitting ontology it
Between be equipped with installation gap.
8. external seal connecting pipe according to claim 1 or 2, which is characterized in that it further include second housing set, described
One casing is sheathed on wherein one end of the transparent inner core, and the second housing set is sheathed on the another of the transparent inner core
End, the mounting hole further includes second access port opposite with first access port, and on the inner wall of the transparent inner core also
Equipped with the second access port it is spaced second clamping position, and it is described second clamping position be located at it is described first clamping position close to institute
State the second access port side, the second housing puts on the be equipped with for observing tubing and the second clamping position positional relationship
Two peep holes.
9. external seal connecting pipe according to claim 8, which is characterized in that the second housing set is rotationally arranged
In on the pipe fitting ontology, being additionally provided with the second sight vane on the protective layer, the second housing set includes third installation site
And the 4th installation site, when second housing set is in the third installation site, second peep hole and described the
Two sight vanes are opposite, when second housing set is in four installation site, second peep hole and described second
Sight vane is staggered.
10. a kind of pipeline, which is characterized in that including the described in any item external seal connecting pipes of claim 1-9 as above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821004964.3U CN208487316U (en) | 2018-06-27 | 2018-06-27 | External seal connecting pipe and pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821004964.3U CN208487316U (en) | 2018-06-27 | 2018-06-27 | External seal connecting pipe and pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN208487316U true CN208487316U (en) | 2019-02-12 |
Family
ID=65248596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821004964.3U Active CN208487316U (en) | 2018-06-27 | 2018-06-27 | External seal connecting pipe and pipeline |
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| CN (1) | CN208487316U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709037A (en) * | 2018-06-27 | 2018-10-26 | 日丰企业（佛山）有限公司 | External seal connecting pipe and pipeline |
| US11525534B2 (en) | 2018-08-14 | 2022-12-13 | Reliance Worldwide Corporation | Tubular connector |
| US11781689B2 (en) | 2020-03-13 | 2023-10-10 | Reliance Worldwide Corporation | Push-to-connect fitting providing an insertion indication |
| US11802643B2 (en) | 2018-04-24 | 2023-10-31 | Reliance Worldwide Corporation | Fluid connector |
-
2018
- 2018-06-27 CN CN201821004964.3U patent/CN208487316U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11802643B2 (en) | 2018-04-24 | 2023-10-31 | Reliance Worldwide Corporation | Fluid connector |
| CN108709037A (en) * | 2018-06-27 | 2018-10-26 | 日丰企业（佛山）有限公司 | External seal connecting pipe and pipeline |
| CN108709037B (en) * | 2018-06-27 | 2023-12-29 | 日丰企业（佛山）有限公司 | External sealing connecting pipe fitting and pipeline |
| US11525534B2 (en) | 2018-08-14 | 2022-12-13 | Reliance Worldwide Corporation | Tubular connector |
| US11781689B2 (en) | 2020-03-13 | 2023-10-10 | Reliance Worldwide Corporation | Push-to-connect fitting providing an insertion indication |
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