CN213712252U - Quick-connection type water pipe water outlet elbow - Google Patents
Quick-connection type water pipe water outlet elbow Download PDFInfo
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- CN213712252U CN213712252U CN202022066048.6U CN202022066048U CN213712252U CN 213712252 U CN213712252 U CN 213712252U CN 202022066048 U CN202022066048 U CN 202022066048U CN 213712252 U CN213712252 U CN 213712252U
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Abstract
The utility model discloses a connect formula water pipe outlet elbow soon, include: the water outlet elbow main body is a connecting piece main body used for realizing the steering of the water pipe; the inner locking structure is arranged on the water outlet elbow main body and is used for realizing the locking and positioning of the inner wall of the water pipe; the outer locking structure component is connected with the water outlet elbow main body and is used for realizing the locking and positioning of the outer wall of the water pipe; the direct-insertion positioning assembly is arranged in the direct-insertion cavity and used for mounting and positioning the end part of the water pipe; wherein a direct-insertion cavity is formed between the inner locking structure and the outer locking structure component; the outer locking structure assembly is internally provided with a quick-release piece. Go out the water elbow, directly both can carry out direct plug-in card formula with current straight tube and connect, the disect insertion cavity inside can realize with the disect insertion connection of water elbow, the water pipe after the disect insertion realizes the two-way locking of interior outer pipe wall through interior locking structure and outer locking structure subassembly sealed, direct type connection and quick detach formula design, convenient operation is swift.
Description
Technical Field
The utility model belongs to the technical field of the elbow technique and specifically relates to a connect formula water pipe outlet elbow soon.
Background
The water pipe installation of current kitchen guarding water pipe installation, whole bathroom, integral kitchen all leaves the use of the elbow that can not go out, need use the elbow when the outlet pipe stretches out from the partition wall is inside, also need the elbow of going out during the turn switching-over, and current elbow installation of going out is complicated, then dismantles the degree of difficulty in a big or even unable normal dismantlement once the installation, and the elbow after the dismantlement also can not used repeatedly. More importantly, the problem of untight sealing and the problem of inconvenient connection and disassembly exist in the installation of the elbow and the water pipe.
Chinese patent document (published: 2011, 26.10.78, publication number: CN 202017844U) discloses a locking type telescopic elbow, which comprises a 90-degree elbow body, wherein one end of the elbow body is provided with a split pipe clamping device, the split pipe clamping device comprises a left semicircular clamping piece and a right semicircular clamping piece, the inner surfaces of the clamping pieces are provided with teeth, the left semicircular clamping piece and the right semicircular clamping piece are connected through a bolt, and one clamping piece of the left semicircular clamping piece and the right semicircular clamping piece is integrated with the elbow body. The utility model discloses rational in infrastructure, with the inseparable interlock of pipe, it is reliable to connect, the working effect is good.
Although the technical scheme provides the telescopic elbow, the problem that the telescopic elbow is inconvenient to connect and detach with a water pipe is not solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art and going out water elbow and water piping connection and dismantle inconvenient, sealing performance is poor, and can't judge whether the problem of installing target in place, and provide a water pipe and elbow adopt and cut straightly to be connected, adopt two-way locking sealed to connect, and sealed effectual, the operation is swift convenient, and the grafting process is visual, can ensure to peg graft and target in place, and dismantles convenient and fast's quick-connect formula water pipe and goes out water elbow.
The utility model discloses the technical scheme who realizes its invention purpose adopts is: a quick connect water pipe outlet elbow, comprising:
the water outlet elbow main body is a connecting piece main body used for realizing the steering of the water pipe;
the inner locking structure is arranged on the water outlet elbow main body and is used for realizing the locking and positioning of the inner wall of the water pipe;
the outer locking structure component is connected with the water outlet elbow main body and is used for realizing the locking and positioning of the outer wall of the water pipe; and
the direct-insertion positioning assembly is arranged in the direct-insertion cavity and used for mounting and positioning the end part of the water pipe;
wherein a direct-insertion cavity is formed between the inner locking structure and the outer locking structure component;
the outer locking structure assembly is internally provided with a quick-release piece.
This connect formula water pipe outlet elbow soon, need not to carry out connection structure design to the link of current water pipe, the directness can adopt the plain noodles pipe to install and use, through set up the cut-through cavity on this outlet elbow, it does not need to carry out special processing and handles to have realized the water pipe fitting, direct with current straight tube both can carry out the card formula of direct inserting and connect, the cut-through connection with outlet elbow can be realized promptly to the cut-through cavity inside of direct inserting, the water pipe after the cut-through passes through the two-way locking seal of interior outer pipe wall of interior locking structure subassembly realization, and simultaneously, still be provided with quick detach spare, can realize the quick dismantlement to the water pipe through quick detach spare, direct type connection and quick detach formula design, the field erection operation flow has been simplified, high convenience and quickness, and high efficiency of installation accuracy of outlet elbow have been improved.
Preferably, the outer locking structure component is provided with an installation positioning observation hole for a visual direct positioning component. In order to ensure that the end part of the water pipe can be installed in place in the direct-insertion cavity, an installation positioning observation hole is specially designed, whether the water pipe is installed in place or not can be judged through external observation, and the problems of low installation precision and poor sealing effect caused by the fact that the water pipe is not installed in place can be solved.
Preferably, one end of the water outlet elbow main body is provided with an external thread and an internal locking structure in sequence from the bent part to the end part, the other end of the water outlet elbow main body is provided with a fixing lug and a connecting thread in sequence from the bent part to the end part, or one end of the water outlet elbow main body is provided with an external thread and an internal locking structure in sequence from the bent part to the end part, and the other end of the water outlet elbow main body is provided with a connecting thread. The water outlet elbow main body is provided with external threads and one end with an internal locking structure, so that a direct cavity is formed by matching with an external locking structure assembly, an internal and external double self-locking structure is realized, internal and external double self-locking of a water pipe is realized, the other end of the water outlet elbow main body is provided with a fixing lug for facilitating the fixed connection of the water outlet elbow main body with a partition wall or a decorative plate, and the arrangement of connecting threads is for facilitating the locking, connecting and positioning with other connecting pieces; when needs regulation formula are connected, the other end of play water elbow main part only need set up connecting thread and carry out regulation formula through outside retaining member and connect, and when need not adjusting, then can set up fixed ear and fix its inside at the partition wall, form the integrated form design.
Preferably, the diameter of the section of the outlet elbow main body provided with the internal locking structure is smaller than that of the section provided with the external thread.
Preferably, the inner locking structure is a group of barb structures, and barbs of the barb structures are arranged towards one side of the bent part of the water outlet elbow main body and used for realizing locking and limiting of the inner pipe wall of the water pipe. The inner locking structure locks and limits the inner wall of the water pipe through a group of barb structures.
Preferably, the inner locking structure is provided with a sealing groove, and a sealing element is arranged in the sealing groove. In order to guarantee the sealing performance after the insertion, a plurality of sealing grooves are formed in the barb structure, sealing elements are arranged inside the sealing grooves, and after the water pipe is inserted, the water flow inside the water pipe is sealed through the sealing elements, so that the sealing performance after the water pipe is inserted is guaranteed.
Preferably, the in-line positioning assembly comprises a positioning spring and a color ring, the color ring and the positioning spring are arranged in parallel, and the positioning spring can be pushed by the color ring to position the insertion position of the water pipe. The design of cut straightly locating component is through pegging graft in place in order to guarantee the tip of water pipe, thereby guarantee the installation effect, the tip through the water pipe promotes the color ring and then promotes positioning spring along the axial at the internal motion of cut straightly cavity of play water elbow, when the color ring can see through the outside, explain that pegging graft of water pipe targets in place, this moment, because positioning spring is compressed, outwards thrust to water pipe tip, and interior locking structure and outer locking structure subassembly are to the inboard locking respectively of water pipe inside and outside pipe wall, consequently, guaranteed that the water pipe can not produce inside and outside removal because of the pressure of rivers in the use, thereby water piping connection's fail safe nature has been guaranteed.
Preferably, the outer locking structure component comprises a pipe sleeve, a limiting ring and a clamping jaw, the pipe sleeve is arranged in a stepped pipe body structure, an internal thread is arranged at the stepped small-diameter end inside the pipe sleeve, and a sealing element clamping groove, a limiting ring clamping groove, a clamping jaw clamping groove and a disassembling ring clamping groove are sequentially arranged at the stepped small-diameter end from inside to outside; the limiting ring, the clamping jaws and the disassembling ring are respectively clamped in the limiting ring clamping grooves, the clamping jaw clamping grooves and the disassembling ring clamping grooves and used for realizing locking and limiting of the outer pipe wall of the water pipe. Outer locking structure subassembly sets up above-mentioned structure and can effectively carry out the locking spacing to the outer wall of water pipe to guarantee installation accuracy.
Preferably, the quick-release part is a release ring, and comprises a release ring body and a card insertion body which are integrally arranged. The above-mentioned structure of dismantlement ring both had been in order to realize the locking location to the water pipe, also made things convenient for the dismantlement of water pipe simultaneously.
Preferably, the outer wall of the plug-in card body fit with a contraceptive ring and be equipped with outer barb structure, outer barb structure with dismantle ring card groove back-off and be connected, the circumference of the plug-in card body on seted up a plurality of dismantlement grooves along the axial, press and dismantle the outside barb structure of ring and inwards extrude the jack catch, the jack catch can directly dial out the water pipe after loosening the water pipe.
The utility model has the advantages that: this connect formula water pipe outlet elbow soon, need not to carry out connection structure design to the link of current water pipe, the directness can adopt the plain noodles pipe to install and use, through set up the cut-through cavity on this outlet elbow, it does not need to carry out special processing and handles to have realized the water pipe fitting, direct with current straight tube both can carry out the card formula of direct inserting and connect, the cut-through connection with outlet elbow can be realized promptly to the cut-through cavity inside of direct inserting, the water pipe after the cut-through passes through the two-way locking seal of interior outer pipe wall of interior locking structure subassembly realization, and simultaneously, still be provided with quick detach spare, can realize the quick dismantlement to the water pipe through quick detach spare, direct type connection and quick detach formula design, the field erection operation flow has been simplified, high convenience and quickness, and high efficiency of installation accuracy of outlet elbow have been improved.
Drawings
Fig. 1 is a schematic structural view of the quick-connection type water outlet elbow of the present invention;
fig. 2 is a schematic view of an exploded structure of the quick-connection water outlet elbow of the present invention;
fig. 3 is a cross-sectional view of the quick-connect water pipe outlet elbow of the present invention;
fig. 4 is a schematic view of an application structure of the quick-connection type water outlet elbow of the present invention;
FIG. 5 is a schematic view of a structure of the middle release member of the present invention;
fig. 6 is another schematic structural view of the quick-connection water outlet elbow of the present invention;
in the figure: 1. go out water elbow main part, 2, interior locking structure, 3, outer locking structure subassembly, 4, cut straightly locating component, 5, cut straightly the cavity, 6, quick detach piece, 61, dismantle the ring body, 62, the card body, 63, outer barb structure, 64, dismantlement groove, 7, installation location observation hole, 8, external screw thread, 9, fixed ear, 10, the connector thread, 11, the seal groove, 12, the sealing member, 13, positioning spring, 14, the color ring, 15, the sealing washer, 16, the pipe box, 17, the spacing collar, 18, the jack catch, 19, the internal thread, 20, the sealing member draw-in groove, 21, the spacing collar draw-in groove, 22, the jack catch draw-in groove, 23, dismantlement ring draw-in groove, 24, the water pipe.
Detailed Description
The technical solution of the present invention will be further described in detail by the following specific embodiments with reference to the accompanying drawings.
Example 1:
in the embodiment shown in fig. 1, 2 and 3, a quick-connect water pipe outlet elbow comprises:
the water outlet elbow comprises a water outlet elbow main body 1 and a connecting piece main body for realizing the steering of a water pipe;
the inner locking structure 2 is arranged on the water outlet elbow main body and is used for realizing the locking and positioning of the inner wall of the water pipe;
the outer locking structure component 3 is connected with the water outlet elbow main body and is used for realizing the locking and positioning of the outer wall of the water pipe; and
the direct-insertion positioning component 4 is arranged in the direct-insertion cavity and is used for installing and positioning the end part of the water pipe;
wherein a direct-insertion cavity 5 is formed between the inner locking structure 2 and the outer locking structure component 3;
the outer locking structure component 3 is provided with a quick-release part 6.
The outer locking structure component 3 is provided with an installation positioning observation hole 7 for a visual direct positioning component. In order to ensure that the end part of the water pipe can be installed in place in the direct-insertion cavity, an installation positioning observation hole is specially designed, whether the water pipe is installed in place or not can be judged through external observation, and the problems of low installation precision and poor sealing effect caused by the fact that the water pipe is not installed in place can be solved.
The one end of outlet elbow main part 1 has set gradually external screw thread 8 and interior locking structure 2 from the turn to the tip, the other end of outlet elbow main part 1 have set gradually fixed ear 9 and connecting thread 10 from the turn to the tip. The one end that goes out water elbow main part 1 and set up external screw thread 8 and interior locking structure 2 is in order to cooperate with outer locking structure subassembly 3 and form direct cavity 5, realize inside and outside dual auto-lock structure simultaneously, realize the inside and outside dual auto-lock to the water pipe, and the other end that goes out the water elbow main part sets up fixed ear and is the fixed connection of convenient water elbow main part and partition wall or decorative board, form integrated form design, can fix its fixed part inside the partition wall, the outside then does not show fixed part and mounting, and set up connecting thread then be the convenient location of being connected with the locking of other connecting pieces. When the fixing lugs are adopted for internal integrated design, the external position of the water outlet elbow main body extending out of the wall body can be slightly adjusted. In the place that needs realization extension interval was adjusted, then can not set up fixed ear, fix through outside retaining member.
The diameter of the section of the water outlet elbow main body 1 provided with the inner locking structure 2 is smaller than that of the section provided with the external thread.
The inner locking structure 2 is a group of barb structures, and barbs of the barb structures are arranged on one side of a bent part of the water outlet elbow main body 1 and used for realizing locking and limiting of the inner pipe wall of the water pipe.
A sealing groove 11 is formed in the inner locking structure 2, and a sealing element 12 is arranged inside the sealing groove 11. In order to ensure the sealing performance after the insertion, a plurality of sealing grooves 11 are formed in the barb structure, sealing elements 12 are arranged inside the sealing grooves, and after the water pipe is inserted, the water flow inside the sealing grooves is sealed through the sealing elements, so that the sealing performance after the insertion is ensured.
The in-line positioning assembly 4 comprises a positioning spring 13 and a color ring 14, wherein the color ring 14 is arranged in parallel with the positioning spring 13, and the positioning spring 13 can be pushed by the color ring 14 to realize the positioning of the water pipe insertion position. The design of cut straightly positioning component 4 is that the tip in order to guarantee the water pipe targets in place through pegging graft, thereby guarantee the installation effect, the tip through the water pipe promotes the color ring and then promotes positioning spring along the axial at the internal motion of cut straightly cavity of play water elbow, when the color ring can see through the outside, explain that pegging graft of water pipe targets in place, this moment, because positioning spring is compressed, outwards thrust to water pipe tip, and interior locking structure and outer locking structure subassembly are to the inboard locking respectively of water pipe inside and outside pipe wall, consequently, guaranteed that the water pipe can not produce inside and outside removal because of the pressure of rivers in the use, thereby water piping connection's fail safe nature has been guaranteed.
The outer locking structure component 3 comprises a sealing ring 15, a pipe sleeve 16, a limiting ring 17 and a clamping jaw 18, wherein the pipe sleeve 16 is arranged in a stepped pipe body structure, an internal thread 19 is arranged at the stepped small-diameter end inside the pipe sleeve 16, and a sealing element clamping groove 20, a limiting ring clamping groove 21, a clamping jaw clamping groove 22 and a dismounting ring clamping groove 23 are sequentially arranged at the stepped large-diameter end from inside to outside; the sealing ring 15, the limiting ring 17, the clamping jaw 18 and the quick-release part 6 are respectively clamped in the sealing part clamping groove 20, the limiting ring clamping groove 21, the clamping jaw clamping groove 22 and the dismounting ring clamping groove 23 and used for locking and limiting the outer pipe wall of the water pipe.
As shown in fig. 5, the quick release member 6 is a release ring, and includes a release ring body 61 and a plug-in card body 62 integrally formed. The outer wall of the card body 62 fit with a contraceptive ring and be equipped with outer barb structure 63, outer barb structure 63 with dismantle ring draw-in groove 23 back-off and be connected, the circumference of the card body 62 on seted up a plurality of dismantlement grooves 64 along the axial, press the outside barb structure of dismantlement ring and inwards extrude the jack catch, the jack catch can directly dial out the water pipe after loosening the water pipe.
Example 2:
in the embodiment shown in fig. 6, a quick-connection type water pipe outlet elbow has the technical scheme basically the same as that of the embodiment 1, except that: the one end of outlet elbow main part 1 has set gradually external screw thread 8 and interior locking structure 2 from the turn to the tip, the other end of outlet elbow main part 1 do not set up fixed ear 9, only be provided with connecting thread 10. The water outlet elbow comprises an outer locking piece, a connecting thread, a connecting screw and a connecting screw. The structure can meet the adjustment of the length of the water outlet elbow of the water pipe extending out of the partition wall, and meets the installation requirements of different places.
The quick-connect water pipe goes out water elbow, need not to carry out connection structure design to the link of current water pipe, directly can adopt the plain noodles pipe to install and use, through set up the cut-through cavity on this goes out water elbow, it does not need to carry out special processing and handles to have realized the water pipe fitting, directly both can carry out direct plug-in card formula with current straight tube and connect, the cut-through connection with going out water elbow can be realized to the cut-through cavity inside directly inserting, the water pipe after cut-through realizes the two-way locking seal of interior outer tube wall through interior locking structure and outer locking structure subassembly, and simultaneously, still be provided with quick detach spare, can realize the quick dismantlement to the water pipe through quick detach spare, direct connection and quick detach formula design, on-the-site installation operation flow has been simplified, convenient operation is swift, the installation accuracy of going out water elbow has been improved.
As shown in figure 4, the quick-connection type water pipe outlet elbow 1 comprises an elbow main body, two O-shaped sealing rings, a positioning spring, a color development ring, a flat sealing ring, a limiting ring, a stainless steel claw, a pipe sleeve and a disassembly ring. One end of the water outlet elbow main body is provided with external threads, an internal locking structure and an internal locking structure which are a group of barb structures, and the internal locking structure is provided with two sealing groove clamping groove sealing grooves; a sealing element formed by the two O-shaped sealing rings is clamped in the sealing groove of the sealing ring clamping groove of the elbow main body; the water outlet elbow main body with the two O-shaped sealing rings is inserted into the water pipe when the water pipe 24 is inserted, and the barb structure on the water outlet elbow main body plays a role in fastening the inner wall of the water pipe; the positioning spring is sleeved on the elbow main body; the color developing ring is a green silica gel ring, is sleeved on the water outlet elbow main body and is parallel to the positioning spring, and the positioning spring can be contracted by extruding the color developing ring; the pipe sleeve is provided with internal threads and can be screwed with the elbow main body, the pipe sleeve is provided with a positioning observation hole, a green color developing ring can be seen when the water pipe is inserted in place, and the inside of the pipe sleeve is sequentially provided with a sealing piece clamping groove, a limiting ring clamping groove, a stainless steel clamping jaw clamping groove and a disassembling ring clamping groove; the sealing ring is a flat sealing ring, and the parallel sealing ring, the limiting ring, the stainless steel clamping jaw and the disassembling ring are sequentially buckled in corresponding clamping grooves of the pipe sleeve from inside to outside; the dismounting ring is provided with an outer barb structure which is buckled with a dismounting ring clamping groove in the pipe sleeve, the outer barb structure is provided with 3U-shaped dismounting grooves, and when the dismounting ring is pressed, the outer barb structure inwards extrudes the stainless steel clamping claw to enable the stainless steel clamping claw to be separated from the water pipe, so that the water pipe can be pulled out; and a connecting thread is arranged on the cylindrical through hole at the other end of the water outlet elbow main body, and the connecting thread is arranged as a water outlet end.
The above embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited thereto. All equivalent changes made according to the shape and structure of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a connect formula water pipe outlet elbow soon which characterized in that includes:
the water outlet elbow comprises a water outlet elbow main body (1) and a connecting piece main body for realizing the steering of a water pipe;
the inner locking structure (2) is arranged on the water outlet elbow main body (1) and is used for realizing the locking and positioning of the inner wall of the water pipe;
the outer locking structure component (3) is connected with the water outlet elbow main body (1) and is used for realizing the locking and positioning of the outer wall of the water pipe; and
the direct-insertion positioning assembly (4) is arranged in the direct-insertion cavity and is used for mounting and positioning the end part of the water pipe;
wherein a direct-insertion cavity (5) is formed between the inner locking structure and the outer locking structure component;
the outer locking structure component (3) is internally provided with a quick-release part (6).
2. The quick connect water pipe outlet elbow of claim 1, wherein: the outer locking structure component (3) is provided with an installation positioning observation hole (7) for a visual direct positioning component.
3. The quick connect water pipe outlet elbow of claim 1, wherein: the one end of play water elbow main part (1) from the turn to the tip have set gradually external screw thread (8) and interior locking structure (2), the other end of play water elbow main part (1) from the turn to the tip have set gradually fixed ear (9) and connecting thread (10), perhaps, the one end of play water elbow main part (1) from the turn to the tip have set gradually external screw thread (8) and interior locking structure (2), the other end of play water elbow main part (1) be provided with connecting thread (10).
4. The quick connect water pipe outlet elbow of claim 2, wherein: the diameter of the section of the water outlet elbow main body (1) provided with the inner locking structure (2) is smaller than that of the section provided with the external thread (8).
5. The quick connect water pipe outlet elbow of claim 1, wherein: the inner locking structure (2) is a group of barb structures, and barbs of the barb structures are arranged on one side of a bent part of the water outlet elbow main body and used for realizing locking and limiting of the inner pipe wall of the water pipe.
6. The quick connect water pipe outlet elbow of claim 1, wherein: the inner locking structure (2) is provided with a sealing groove (11), and a sealing element (12) is arranged inside the sealing groove (11).
7. The quick connect water pipe outlet elbow of claim 1, wherein: the direct-insertion positioning assembly (4) comprises a positioning spring (13) and a color development ring (14), wherein the color development ring (14) and the positioning spring (13) are arranged in parallel, and the positioning spring can be pushed by the color development ring to position the insertion position of the water pipe.
8. The quick connect water pipe outlet elbow according to any one of claims 1 to 7, wherein: the outer locking structure component (3) comprises a sealing ring (15), a pipe sleeve (16), a limiting ring (17) and a clamping jaw (18), the pipe sleeve is arranged in a stepped pipe body structure, an internal thread (19) is arranged at the stepped small-diameter end inside the pipe sleeve, and a sealing element clamping groove (20), a limiting ring clamping groove (21), a clamping jaw clamping groove (22) and a disassembling ring clamping groove (23) are sequentially arranged at the stepped large-diameter end from inside to outside; sealing washer (15), spacing collar (17), jack catch (18) and quick detach piece (6) joint respectively in sealing member draw-in groove (20), spacing collar draw-in groove (21), jack catch draw-in groove (22) and dismantle ring draw-in groove (23) inside be used for realizing locking spacing to the outer pipe wall of water pipe.
9. The quick connect water pipe outlet elbow according to any one of claims 1 to 7, wherein: the quick-release part (6) is a disassembly ring and comprises a disassembly ring body (61) and a card insertion body (62) which are integrally arranged.
10. The quick connect water pipe outlet elbow of claim 9, wherein: the outer wall of the card body (62) on fit with a contraceptive ring and be equipped with outer barb structure (63), the circumference of the card body (62) on seted up a plurality of dismantlement grooves (64) along the axial, press and dismantle the outside barb structure of ring and inwards extrude the jack catch, the jack catch can directly dial out the water pipe after loosening the water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022066048.6U CN213712252U (en) | 2020-09-18 | 2020-09-18 | Quick-connection type water pipe water outlet elbow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022066048.6U CN213712252U (en) | 2020-09-18 | 2020-09-18 | Quick-connection type water pipe water outlet elbow |
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| Publication Number | Publication Date |
|---|---|
| CN213712252U true CN213712252U (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022066048.6U Active CN213712252U (en) | 2020-09-18 | 2020-09-18 | Quick-connection type water pipe water outlet elbow |
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| CN (1) | CN213712252U (en) |
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