CN206637158U - The quick connection structure of one step grafting with connecing flexible pipe soon - Google Patents
The quick connection structure of one step grafting with connecing flexible pipe soon Download PDFInfo
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- CN206637158U CN206637158U CN201720348180.1U CN201720348180U CN206637158U CN 206637158 U CN206637158 U CN 206637158U CN 201720348180 U CN201720348180 U CN 201720348180U CN 206637158 U CN206637158 U CN 206637158U
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Abstract
It the utility model is related to the quick connection structure of a step grafting, a step grafting connects flexible pipe soon.During grafting, ball is extruded by the clamping rib of connection-peg, makes ball moving and steps down.After clamping rib crosses ball, stator promotes ball to return under elastic reset effect, and ball is squeezed into the buckling groove of connection-peg.When directly extracting connection-peg, for ball under the position-limiting action of arch groove and movable head, ball does not have displacement space, can not be promoted, then remains the contact to clamping rib, and connection-peg can not be extracted directly from connecting seat.Connection-peg need to be only inserted directly into connecting seat by installation process of the present utility model, realized one-handed performance, a step grafting, ensured firm connection effect.The utility model is provided commonly for preventing maloperation by spacing block set, the cooperation of resigning breach, and protection bushing, ensures the security of connection.The connection-peg of water supply hose can facilitate through fixing nut, simple and quick with the connection of angle valve, stable connection.
Description
Technical field
Mechanical connecting structure is the utility model is related to, more specifically to a kind of quick connection structure of step grafting, with one
Step grafting connects flexible pipe soon.
Background technology
As shown in figure 1, the leading hot and cold water supply hose of traditional class and angle valve are threadedly coupled by G1/2, tap was being installed
Cheng Zhong, as being pressed through by force, flexible pipe deformation can not can be caused impaired by fixing nut at hot and cold water supply hose screw thread,
Cause damage of product.
General category Quick-mounting joint, need to move downward movable head manually when flexible pipe inserts, need both hands during installation
Operate, otherwise can not install simultaneously.Because leading bottom installing space is excessively narrow and small, flexible pipe and angle valve are by threaded connection, mistake
In cumbersome, it is unfavorable for installation tool use, product can then be installed not in place, cause product leak to prevent it from normal use.
Such as, Chinese utility model 200820176003.0 discloses a kind of high-pressure water pipe fast joint, including connecting seat and
Connector；The oral area of connecting seat inner chamber is provided with the through hole of multiple radial directions, and the inner end of through hole is provided with necking, steel ball is provided with through hole,
The periphery of connecting seat is step-like, and spring is cased with step；One attachment cap, its inner circumferential are the step to match with connecting seat periphery
Shape, attachment cap are enclosed on the outside of connecting seat；One end of connector is provided with delivery port, and the other end is provided with taper groove, connector it is outer
It is provided with a circle external groove week, the external diameter and the diameter of connecting seat inner chamber of connector match.
Above-mentioned utility model using when attachment cap must be pressed downward, just connector can be closely connected with connecting seat.
Above-mentioned deficiency be present：Larger space is needed to be installed for both hands, operation inconvenience.
Utility model content
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided can be inserted directly into and can pacify during one kind installation
It is attached to the quick connection structure of a step grafting of position, and a step grafting connects flexible pipe soon.
The technical solution of the utility model is as follows：
A kind of quick connection structure of step grafting, including connection-peg, connecting seat, the outer wall of connection-peg circumferentially set gradually convex
Clamping rib, the recessed buckling groove risen, connecting seat open up insert port, and plug orientation of the connecting seat along connection-peg opens up some arcs
Face groove, the bottom surface of arch groove run through connecting seat, are formed and stretch out hole；Movable head is arranged outside connecting seat, between connecting seat and movable head
Elasticity sets stator, and stator keeps extracting the movement tendency of direction Compressive activities head and ball towards connection-peg；In arch groove
Ball is placed, ball is limited between movable head and arch groove, and is stretched into from hole is stretched out in connecting seat；During grafting, clamping rib
Ball moving is extruded, ball extruding stator motion, until clamping rib crosses ball, stator elastic reset, extrudes ball
Into buckling groove.
Preferably, the inwall of stator corresponds to arch groove, the crushing block to extend internally is provided with, crushing block extends to arc
In the groove of face, below ball.
Preferably, the width for stretching out hole is less than the diameter of ball；Under the squeezing action of stator, ball from stretch out hole
Stretch into connecting seat.
Preferably, arch groove offers slot to make way towards connection-peg direction of insertion, for accommodating crushing block.
Preferably, the inwall of movable head is provided with the limited block that extends internally, during stator Compressive activities head, work is resisted against
The limited block of dynamic head.
Preferably, limited block towards the side of stator be towards connection-peg extract direction interior guiding surface, it is spacing
Block towards the side of insert port be towards connection-peg direction of insertion outer guiding surface.
Preferably, the outer wall of connecting seat is provided with spacing block set, the bottom of movable head offers resigning breach, rotates and live
Dynamic head is relative with spacing block set to resigning breach, promotes movable head, discharges ball, and then discharge connection-peg；Rotate movable head extremely
Resigning breach staggers with spacing block set, can not promote movable head.
Preferably, setting protection bushing between the lower section of movable head and the outer wall of connecting seat, protection bushing is to movable head
Carry out spacing, movable head can not promote；Or protection bushing is promoted when with movable head contact, protect the displacement deficiency of bushing
To discharge ball.
Preferably, the outer wall at the top of connecting seat circumferentially opens up neck, during assembling, movable head is pushed to limited block and got over
Neck is crossed, jump ring is arranged in neck, promotion and jump ring contact of the movable head by stator.
A kind of step grafting connects flexible pipe soon, including described quick connection structure, connecting seat offer inlet through hole, by entering
Water through hole is connected with angle valve, and insert port communicates with inlet through hole；Connection-peg is arranged at flexible pipe, and connection-peg opens up the water excessively of insertion
Hole, connection-peg carry out grafting with connecting seat, realize the connection of flexible pipe and angle valve.
The beneficial effects of the utility model are as follows：
The quick connection structure of step grafting described in the utility model, during grafting, squeezed by the clamping rib of connection-peg
Nip drum pearl, make ball moving and step down.After clamping rib crosses ball, stator promotes ball to return under elastic reset effect
Return, ball is squeezed into the buckling groove of connection-peg.When directly extracting connection-peg, ball is in arch groove and the spacing work of movable head
Under, ball does not have displacement space, can not be promoted, then remains the contact to clamping rib, connection-peg can not directly from
Extracted on connecting seat.Connection-peg need to be only inserted directly into connecting seat by installation process of the present utility model, realize one-handed performance,
One step grafting, ensures firm connection effect.The utility model passes through spacing block set, the cooperation of resigning breach, and protection lining
Set is provided commonly for preventing maloperation, ensures the security of connection.
The utility model is implemented on to the connection of water pipe, is especially performed on the connection of water supply hose and angle valve, connection-peg
It can facilitate through fixing nut, stable connection simple and quick with the connection of angle valve.
Brief description of the drawings
Fig. 1 is the structural representation of the flexible pipe of prior art；
Fig. 2 is the sectional view of the original state (connection-peg is not inserted into) of quick connection structure；
Fig. 3 is the Structure explosion diagram of quick connection structure (connection-peg is not shown)；
Fig. 4 is clamping rib and sectional view during ball contact during grafting；
Fig. 5 is clamping rib and the sectional view of ball extrusion process during grafting；
During Fig. 6 is grafting, clamping rib crosses the sectional view of ball；
Fig. 7 is the sectional view of ball reset during grafting；
Fig. 8 is the sectional view that grafting is completed；
Fig. 9 is clamping rib and the sectional view of ball extrusion process in withdrawal process；
Figure 10 is the sectional view that ball outwards shrinks in withdrawal process；
Figure 11 is the schematic diagram that movable head pushes down on；
Figure 12 is the structural representation for connecing flexible pipe soon；
In figure：10 be connection-peg, and 11 be clamping rib, and 12 be buckling groove, and 20 be movable head, and 21 be limited block, and 211 be interior
Guiding surface, 212 be outer guiding surface, and 22 be resigning breach, and 30 be connecting seat, and 31 be insert port, and 32 be arch groove, and 321 are
Hole is stretched out, 322 be slot to make way, and 33 be spacing block set, and 34 be neck, and 35 be jump ring, and 40 be stator, and 41 be crushing block, and 42 are
Spring, 50 be ball, and 60 be protection bushing, and 71 be flexible pipe, and 72 be angle valve.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
The utility model is in order to solve the deficiency that inconvenience is installed present in prior art, i.e., during grafting, operation needs
Want a hand propelled movable head, it is desirable to larger operating space, there is provided a kind of quick connection structure of step grafting.The utility model institute
The quick connection structure stated, during grafting, directly connection-peg can be inserted, you can easily reach link position, and connect
It is firm.
As shown in Figure 2 and Figure 3, the quick connection structure of a described step grafting, including connection-peg 10, connecting seat 30, connection-peg 10
Outer wall circumferentially set gradually projection clamping rib 11, recessed buckling groove 12；Connecting seat 30 opens up insert port 31, connection
Seat 30 opens up some arch grooves 32 along the plug orientation of connection-peg 10, and the bottom surface of arch groove 32 runs through connecting seat 30, formed and stretched out
Hole 321.Movable head 20 is arranged outside connecting seat 30, elasticity sets stator 40, stator 40 between connecting seat 30 and movable head 20
Keep extracting the movement tendency of direction Compressive activities first 20 and ball 50 towards connection-peg 10；Ball 50, rolling are placed in arch groove 32
Pearl 50 is limited between movable head 20 and arch groove 32, and the width for stretching out hole 321 is less than the diameter of ball 50, in stator 40
Under squeezing action, ball 50 is stretched into connecting seat 30 from hole 321 is stretched out, and will not be dropped out from hole 321 is stretched out.Connecting seat 30 pushes up
The outer wall in portion circumferentially opens up neck 34, during assembling, movable head 20 is pushed into limited block 21 and crosses neck 34, jump ring 35 is set
It is placed in neck 34, promotion and jump ring 35 contact of the movable head 20 by stator 40.
During grafting, clamping rib 11 extrudes ball 50 and moved, and ball 50 extrudes stator 40 and moved, until clamping rib 11
Ball 50, the elastic reset of stator 40 are crossed, extruding ball 50 enters buckling groove 12.During dismounting, movable head 20, release rolling are promoted
Pearl 50, connection-peg 10, the reverse extrusion ball 50 of clamping rib 11 are extracted, ball 50 moves outwardly, departs from from buckling groove 12 is interior, card
Access slot 12 can be extracted.
Using the picture shown in Fig. 2 as direction, i.e. connecting seat 30 is vertical direction, the insertion of the in the vertical direction of connection-peg 10 with
Extract.Arch groove 32 is respectively provided with certain length with stretching out hole 321, and is opened up in vertical direction.Movable head 20 is in vertical direction
On be sheathed on outside connecting seat 30, and can be slided up and down along connecting seat 30.In vertical direction between stator 40 and connecting seat 30
On be provided with spring 42, the reseting elasticity that spring 42 keeps up to stator 40.Stator 40 keeps up to movable head 20
Motive force, i.e., towards connection-peg 10 extract direction.When connection-peg 10 is not inserted into state, in the impetus of stator 40
Under, movable head 20 is maintained at the top of displacement stroke, and ball 50 is stretched into connecting seat 30 in the top for stretching out hole 321.
The inwall of stator 40 corresponds to arch groove 32, is provided with the crushing block 41 to extend internally, and crushing block 41 extends to arc
In face groove 32, positioned at the lower section of ball 50.Stator 40 pushes up to ball 50, ball 50 is pressed down against leading to stator 40
Cross crushing block 41 and carry out stress and force.In order to avoid arch groove 32 is opened long, connecting seat 30 is caused in the length of arch groove 32
Remitted its fury in the range of degree, arch groove 32 offer slot to make way 322 towards the direction of insertion of connection-peg 10, are extruded for accommodating
Block 41.Under normal circumstances, the depth of slot to make way 322 is less than arch groove 32, then the intensity in the position of slot to make way 322 is more than arch groove
32.During inserting, stator 40 is moved downward by the extruding of ball 50, until crushing block 41 enters slot to make way 322, then ball 50
It can be laterally moved by the extruding of clamping rib 11 along the upper surface of crushing block 41.The setting of slot to make way 322 ensure that connecting seat
30 intensity, while can also realize the movement of ball 50.
The inwall of movable head 20 is provided with the limited block 21 that extends internally, the Compressive activities of stator 40 it is first 20 when, be resisted against work
Dynamic first 20 limited block 21.Due to the movement tendency that stator 40 is kept up by the reseting elasticity of spring 42, movable head 20 limits
Stator 40 processed comes off from connecting seat 30.It is spacing that contact is formed to stator 40 particular by limited block 21.In connection-peg
10 when being not inserted into state, and the madial wall of limited block 21 also carries out spacing to ball 50 in the horizontal, prevents ball 50 from transverse direction occurs
Outside motion, then when connection-peg 10 inserts, guarantee under the squeezing action of clamping rib 11, and then to the shape of stator 40
Into downward extruding, the driving compression spring 42 of stator 40 moves downward.
In order that connection-peg 10, during inserting with extraction, ball 50 can smoothly be extruded movement, the court of limited block 21
It is the interior guiding surface 211 that direction is extracted towards connection-peg 10 to the side of stator 40, limited block 21 is towards insert port 31
Side is the outer guiding surface 212 towards the direction of insertion of connection-peg 10.I.e. the section of limited block 21 is similar trapezoidal, limited block 21
Lower surface be inclined upwardly, upper surface tilts down.During grafting, after clamping rib 11 crosses ball 50, stator 40
Moved upwards under the elastic reset effect of spring 42, and the extruding of the interior guiding surface 211 by limited block 21, move inwardly,
Into the buckling groove 12 of connection-peg 10.In withdrawal process, ball 50 is promoted ball 50 outwardly by the upward extruding of clamping rib 11
Motion, outer guiding surface 212 causes movable head 20 is formed for the motion of ball 50 to allow bit space, and the motion of rolling is formed
Guiding obliquely, when connection-peg 10 is all extracted, the guiding surface 212 outside Gravitative Loads power lower edge of ball 50 is transported downwards
It is dynamic.Meanwhile movable head 20 is unclamped, movable head 20 moves upwards, also extrudes ball 50 downwardly toward interior motion.
The operation principle of quick connection structure described in the utility model is as follows：
Grafting process, as shown in Fig. 4 to Fig. 8, under original state, connection-peg 10 separates with connecting seat 30, and stator 40 exists
Under the reseting elasticity effect of spring 42, movable head 20 and ball 50 are pushed up, movable head 20 is under the position-limiting action of jump ring 35
The top of stroke is positioned at, and then stator 40 is also positioned at the top of stroke under the position-limiting action of movable head 20, rolling
Pearl 50 is located between crushing block 41, the arch groove 32 of limited block 21, and is extend out to from hole 321 is stretched out in connecting seat 30.Insertion
Connection-peg 10, clamping rib 11 are contacted with ball 50, continue into connection-peg 10, and clamping rib 11 is formed to ball 50 and extruded,
Apply downward power to ball 50, then ball 50 has movement tendency downwardly and outwardly.Ball 50 extrudes the extruding of stator 40
Block 41, the driving compression spring 42 of stator 40 move downward.Space between limited block 21 and stator 40 gradually increases, for rolling
Pearl 50 provides the bit space that allows moved out.When the resigning insufficient space between limited block 21 and stator 40 to accommodate whole rolling
During pearl 50, ball 50 continues to move outwardly, and drives stator 40 to move downward.Under the supporting role of ball 50, movable head
20 are maintained at not all right topmost.
With being downwardly into for connection-peg 10, clamping rib 11 continues to extrude ball 50, and the crushing block 41 of stator 40 enters
Enter in slot to make way 322 and position motionless, allow bit space to be enough to accommodate whole ball 50 between limited block 21 and stator 40, roll
Pearl 50 does not continue to move downward, and only occurs towards outer displacement.Extruded until clamping rib 11 is not formed with ball 50, i.e. ball 50
No longer extrude stator 40.Then stator 40 resets under the reseting elasticity effect of spring 42, promotes ball 50 to transport downwards upwards
It is dynamic.And ball 50 occurs towards intrinsic displacement while motion upwards in the presence of the interior guiding surface 211 of limited block 21, enter
In the buckling groove 12 of connection-peg 10, grafting is completed.
Now, if applying the power for extracting direction to connection-peg 10, without pushing down on movable head 20.Then clamping rib
11 upward balls 50, and ball 50 can not be subjected to displacement under the effect of the contact of arch groove 32 and limited block 21, then limit
Connection-peg 10 is extracted.
Withdrawal process, as shown in Figure 9, Figure 10, movable head 20 is pushed down on, the driving compression spring 42 of stator 40 is transported downwards
Dynamic, then limited block 21 discharges ball 50 in side surface direction, and it is spacing not form contact to ball 50.Then extract connection-peg 10, clamping
Rib 11 extrudes ball 50, and ball 50 moves along outer guiding surface 212 up towards outer, i.e., ball 50 stretches into the part of connecting seat 30
Outwards shunk from connecting seat 30, clamping rib 11 is not carried out spacing, then connection-peg 10 can be extracted.
Releasing activity first 20, under the reseting elasticity effect of spring 42, movable head 20 is transported upwards by the promotion of stator 40
Dynamic, movable head 20 extrudes ball 50, and ball 50 moves downwardly toward interior along outer guiding surface 212, resets to original state, complete to pull out
Go out.
In order to which maloperation occurs in connected state, the utility model provides protection against.The outer wall of connecting seat 30 is set
Limited location projection 33, the bottom of movable head 20 offers resigning breach 22, only relative with spacing block set 33 in resigning breach 22
When, as shown in figure 11, movable head 20 can be just pushed down.Because movable head 20 can be rotated around connecting seat 30, then exist
After the completion of inserting, movable head 20 is rotated, resigning breach 22 and spacing block set 33 are staggered, now movable head 20 can not be pushed downwards
It is dynamic.When needing to extract, rotation movable head 20 to resigning breach 22 and spacing block set 33 are relative, and movable head 20 can push down on
It is dynamic, then promote movable head 20, you can release ball 50, and then discharge connection-peg 10.
Further, protection bushing 60 is set between the outer wall of the lower section of movable head 20 and connecting seat 30, protects bushing 60
Movable head 20 is carried out spacing, movable head 20 can not promote；Or protection bushing 60 is promoted to be protected when with 20 contact of movable head
The displacement of shield bushing 60 is not enough to discharge ball 50.During implementation, protection bushing 60 is necessarily close with movable head 20 and connecting seat 30
Sealing label closes, and needs only assure that the stroke that movable head 20 pushes down on and be insufficient to allow ball 50 to discharge connection-peg 10.
When implementing resigning breach 22, spacing block set 33 simultaneously, keeping bushing, when needing to extract connection-peg 10, then first pull down
Bushing 60 is protected, then movable head 20 will be rotated and make it that resigning breach 22 is relative with spacing block set 33, can now push down on work
Dynamic first 20.The utility model, which can provide double insurance, prevents maloperation, it is ensured that the security of connection.
In principle, quick connection structure described in the utility model is applicable to the connection of any tubulose or strip mechanism.
Described quick connection structure is implemented on the connection of flexible pipe 71 by the utility model, as shown in figure 12, there is provided an a kind of step
Grafting connects flexible pipe, including described quick connection structure soon, and connecting seat 30 offers inlet through hole, passes through inlet through hole and angle valve 72
Connection, insert port 31 communicate with inlet through hole；Connection-peg 10 is arranged at flexible pipe 71, and connection-peg 10 opens up the water hole of insertion, inserts
Joint 10 carries out grafting with connecting seat 30, realizes the connection of flexible pipe 71 and angle valve 72.
Described in the utility model to connect flexible pipe soon, connection-peg 10 can be easily through fixing nut without being damaged, with angle
One-handed performance can be achieved in the connection of valve 72, it is only necessary to which installation can be achieved in less space.
Above-described embodiment is intended merely to illustrate the utility model, and is not used as to restriction of the present utility model.As long as
According to the technical essence of the utility model, above-described embodiment is changed, modification etc. will all fall in right of the present utility model
In the range of it is required that.
Claims (10)
1. a kind of quick connection structure of step grafting, including connection-peg, connecting seat, the outer wall of connection-peg circumferentially set gradually projection
Clamping rib, recessed buckling groove, connecting seat opens up insert port, it is characterised in that plug orientation of the connecting seat along connection-peg
Some arch grooves are opened up, the bottom surface of arch groove runs through connecting seat, formed and stretch out hole；Be arranged movable head outside connecting seat, connecting seat with
Elasticity sets stator between movable head, and the motion that stator keeps extracting direction Compressive activities head and ball towards connection-peg becomes
Gesture；Ball is placed in arch groove, ball is limited between movable head and arch groove, and is stretched into from hole is stretched out in connecting seat；Grafting
When, clamping rib extruding ball moving, ball extruding stator motion, until clamping rib crosses ball, stator elasticity is multiple
Position, extruding ball enter buckling groove.
2. the quick connection structure of step grafting according to claim 1, it is characterised in that the inwall of stator corresponds to cambered surface
Groove, the crushing block to extend internally is provided with, crushing block is extended in arch groove, below ball.
3. the quick connection structure of step grafting according to claim 2, it is characterised in that the width for stretching out hole is less than ball
Diameter；Under the squeezing action of stator, ball is stretched into connecting seat from hole is stretched out.
4. the quick connection structure of step grafting according to claim 2, it is characterised in that arch groove inserts towards connection-peg
Direction offers slot to make way, for accommodating crushing block.
5. the quick connection structure of step grafting according to claim 1, it is characterised in that the inwall of movable head is provided with inwardly
Extend limited block, during stator Compressive activities head, be resisted against the limited block of movable head.
6. the quick connection structure of step grafting according to claim 5, it is characterised in that limited block is towards the side of stator
To extract the interior guiding surface in direction towards connection-peg, limited block towards the side of insert port be towards connection-peg direction of insertion
Outer guiding surface.
7. the quick connection structure of step grafting according to claim 1, it is characterised in that the outer wall of connecting seat sets limited location
Projection, the bottom of movable head offer resigning breach, and rotation movable head is relative with spacing block set to resigning breach, promotion activity
Head, ball is discharged, and then discharge connection-peg；Rotate movable head to resigning breach and spacing block set to stagger, movable head can not be promoted.
8. the quick connection structure of step grafting according to claim 7, it is characterised in that the lower section of movable head and connecting seat
Protection bushing is set between outer wall, and protection bushing is spacing to movable head progress, and movable head can not promote；Or promote protection bushing
When with movable head contact, the displacement of bushing is protected to be not enough to discharge ball.
9. the quick connection structure of step grafting according to claim 5, it is characterised in that the outer wall at the top of connecting seat is circumferentially
Open up neck, during assembling, movable head is pushed to limited block and crosses neck, jump ring is arranged in neck, movable head is fixed
The promotion of piece and jump ring contact.
10. a kind of step grafting connects flexible pipe soon, it is characterised in that including the fast binding described in any one of claim 1 to 9
Structure, connecting seat offer inlet through hole, are connected by inlet through hole with angle valve, insert port communicates with inlet through hole；Connection-peg is set
Flexible pipe is placed in, connection-peg opens up the water hole of insertion, and connection-peg carries out grafting with connecting seat, realizes the connection of flexible pipe and angle valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720348180.1U CN206637158U (en) | 2017-04-05 | 2017-04-05 | The quick connection structure of one step grafting with connecing flexible pipe soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720348180.1U CN206637158U (en) | 2017-04-05 | 2017-04-05 | The quick connection structure of one step grafting with connecing flexible pipe soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206637158U true CN206637158U (en) | 2017-11-14 |
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ID=60247625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720348180.1U Active CN206637158U (en) | 2017-04-05 | 2017-04-05 | The quick connection structure of one step grafting with connecing flexible pipe soon |
Country Status (1)
| Country | Link |
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| CN (1) | CN206637158U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949328A (en) * | 2017-04-05 | 2017-07-14 | 九牧厨卫股份有限公司 | The quick connection structure of one step grafting with connecing flexible pipe soon |
| WO2018130089A1 (en) * | 2017-01-16 | 2018-07-19 | 青岛海尔洗衣机有限公司 | Water purification device for washing product |
| CN112228640A (en) * | 2020-11-03 | 2021-01-15 | 赵晓庆 | Sealing joint convenient to install for hydraulic pipe |
| CN114542815A (en) * | 2022-03-15 | 2022-05-27 | 重庆金若管道制造有限公司 | Wear-resistant antibacterial pipeline |
-
2017
- 2017-04-05 CN CN201720348180.1U patent/CN206637158U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018130089A1 (en) * | 2017-01-16 | 2018-07-19 | 青岛海尔洗衣机有限公司 | Water purification device for washing product |
| CN106949328A (en) * | 2017-04-05 | 2017-07-14 | 九牧厨卫股份有限公司 | The quick connection structure of one step grafting with connecing flexible pipe soon |
| CN112228640A (en) * | 2020-11-03 | 2021-01-15 | 赵晓庆 | Sealing joint convenient to install for hydraulic pipe |
| CN114542815A (en) * | 2022-03-15 | 2022-05-27 | 重庆金若管道制造有限公司 | Wear-resistant antibacterial pipeline |
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