CN219673553U - Tap subassembly with double-deck return bend - Google Patents
Tap subassembly with double-deck return bend Download PDFInfo
- Publication number
- CN219673553U CN219673553U CN202320538097.6U CN202320538097U CN219673553U CN 219673553 U CN219673553 U CN 219673553U CN 202320538097 U CN202320538097 U CN 202320538097U CN 219673553 U CN219673553 U CN 219673553U
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- China
- Prior art keywords
- pipe
- connecting pipe
- water outlet
- double
- pipe section
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- 239000000463 material Substances 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000741 silica gel Substances 0.000 claims abstract description 7
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 18
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 239000007769 metal material Substances 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001369 Brass Inorganic materials 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910021654 trace metal Inorganic materials 0.000 description 1
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a tap component with a double-layer bent pipe, and belongs to the field of tap equipment. A faucet assembly with a double-layer elbow comprises an elbow and a valve seat detachably connected to the lower end of the elbow; the valve seat comprises a valve core, a seat body and a handle, and is communicated with a water source to lead water of the water source to the bent pipe; the bent pipe is of a double-layer structure and comprises an outer pipe and an inner pipe; the outer tube is made of a rigid material; the inner tube is made of silica gel; the opening at the lower end of the inner pipe is connected with the water outlet of the valve seat through a terminal so as to conduct a waterway; the opening at the upper end of the inner pipe is connected with the water outlet of the bent pipe through a terminal, so that water only circulates in the inner pipe. The water discharged from the tap can be lead-free, and the food grade can be achieved.
Description
Technical Field
The utility model belongs to the field of faucet equipment, and particularly relates to a faucet assembly with a double-layer bent pipe.
Background
The existing water outlet pipe of the faucet generally adopts a single-layer water outlet pipe made of stainless steel or lead-free brass, so that lead element in faucet metal is prevented from entering water, and finally the faucet is drunk by people.
However, even if stainless steel or lead-free brass is used as the material, the faucet is necessarily supported by a metal material in order to maintain a certain hardness, and the metal material is necessarily added with metal oxide and trace metal material into water under the condition of contacting with water for a long time, so that the faucet is finally drunk by people.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a faucet assembly with a double-layer bent pipe, which can realize lead-free water discharged from a faucet and can reach food grade.
The utility model relates to a tap component with a double-layer bent pipe, which comprises a bent pipe and a valve seat detachably connected to the lower end of the bent pipe; the valve seat comprises a valve core, a seat body and a handle, and is communicated with a water source to lead water of the water source to the bent pipe; the bent pipe is of a double-layer structure and comprises an outer pipe and an inner pipe; the outer tube is made of a rigid material; the inner tube is made of silica gel; the opening at the lower end of the inner pipe is connected with the water outlet of the valve seat through a terminal so as to conduct a waterway; the opening at the upper end of the inner pipe is connected with the water outlet of the bent pipe through a terminal, so that water only circulates in the inner pipe.
As a further development of the utility model, the inner tubes are each located inside the outer tube.
As a further improvement of the utility model, a water outlet terminal is arranged at the water outlet of the bent pipe; one end of the water outlet terminal is embedded in the opening at the upper end of the inner pipe and is in elastic sealing connection with the inner wall of the inner pipe so as to be fixed; the other end part of the water outlet terminal, which is positioned outside the inner pipe, is embedded in the opening at the upper end of the outer pipe and is detachably or fixedly connected with the inner wall of the outer pipe.
As a further improvement of the utility model, the water outlet terminal comprises a first connecting pipe section, a second connecting pipe section and a third connecting pipe section which are connected in sequence; the first connecting pipe section is embedded in the opening at the upper end of the inner pipe, and the outer diameter of the first connecting pipe section is equal to or larger than the inner diameter of the inner pipe in a free state; the outer diameter of the second connecting pipe section is equal to or larger than the inner diameter of the outer pipe, and is sleeved with the opening at the upper end of the outer pipe; the outer diameter of the third connecting pipe section is larger than the inner diameter of the outer pipe so as to form a step with the second connecting pipe section, and the step is attached to the end face of the outer pipe.
As a further improvement of the utility model, a water inlet terminal is arranged at the water inlet of the bent pipe; one end of the water inlet terminal is embedded in the opening at the lower end of the inner pipe and is in elastic sealing connection with the inner wall of the inner pipe so as to be fixed; the other end part of the water inlet terminal, which is positioned outside the inner pipe, is positioned outside the outer pipe and is in sealing connection with the water outlet port of the valve seat.
As a further improvement of the utility model, the water inlet terminal comprises a fourth connecting pipe section and a fifth connecting pipe section which are connected in sequence; the fourth connecting pipe section is embedded in the opening at the lower end of the inner pipe, and the outer diameter of the fourth connecting pipe section is equal to or larger than the inner diameter of the inner pipe in a free state; the outer diameter of the fifth connecting pipe section is equal to or larger than the inner diameter of the outer pipe, the fifth connecting pipe section and the fourth connecting pipe section form a step, the step is attached to the end face of the outer pipe, and the outer diameter of the fifth connecting pipe section is equal to or smaller than the inner diameter of the valve seat water outlet port, so that the fifth connecting pipe section is embedded in the valve seat water outlet port and keeps sealing with the valve seat water outlet port through at least one sealing ring.
As a further improvement of the utility model, the lower end part of the outer tube is embedded in the water outlet port of the valve seat and is detachably or fixedly connected with the valve seat.
As a further development of the utility model, the first connecting tube segment is provided with at least one projection on the outer circumference to promote friction with the inner tube.
As a further development of the utility model, the fourth connecting tube section is provided with at least one projection on the outer circumference to promote friction with the inner tube.
As a further improvement of the utility model, the terminals are all made of nylon materials.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the bent pipe is arranged into a double-layer structure, the outer layer is made of stainless steel materials and used for shaping, and the inner layer is made of silica gel and used for water supply; the water only circulates in the silica gel pipe in the bent pipe and cannot contact with the pipe fitting of the metal material, so that the water cannot be polluted, and the quality of food grade can be ensured.
According to the utility model, the elbow is in sealing connection with the valve seat through the water inlet terminal, the inner pipe and the outer pipe are fixed together through the water outlet terminal, the water outlet of the elbow is formed, the terminals are all made of nylon materials, the water is prevented from contacting with a pipe fitting made of a metal material after flowing through the terminals, the water is prevented from being polluted, and the food-grade quality can be ensured; meanwhile, the terminal is elastically and hermetically connected with the inner tube, so that water can flow only in the inner tube and cannot flow out of the inner tube to contact with the outer tube; in addition, due to the arrangement of the valve, the assembly of the bent pipe and the valve seat can be simply spliced, and the installation is convenient and labor-saving.
Drawings
FIG. 1 is a schematic perspective view of a faucet assembly according to the present utility model;
FIG. 2 is a schematic plan sectional view of the faucet elbow of the present utility model;
FIG. 3 is a schematic view of a partially cut-away perspective structure of the dragon sport assembly of the present utility model;
FIG. 4 is a schematic view of a three-dimensional cross-sectional structure of the elbow of the present utility model at the outlet;
fig. 5 is a schematic perspective sectional structure of the elbow of the present utility model at the water inlet.
The reference numerals in the figures illustrate:
elbow 10, outer tube 11, inner tube 12, water outlet terminal 13, water inlet terminal 14, valve seat 20.
Detailed Description
First embodiment: referring to FIGS. 1-5, a faucet assembly with a dual deck elbow includes an elbow 10 and a valve seat 20 removably attached to a lower end of the elbow 10. The valve seat 20 includes a valve core, a seat body, a handle, and communicates with a water source to channel water from the water source to the elbow 10. It should be noted that, the valve seat 20 is a common structure, the faucet assembly in this embodiment is a faucet assembly for connecting with a water purifier, and the style adopted by the valve seat 20 is not specifically described in this embodiment, and it is a common technology for those skilled in the art, so that it is not repeated here.
The bent pipe 10 has a double-layer structure and comprises an outer pipe 11 and an inner pipe 12. The outer tube 11 is made of a rigid material, in this embodiment stainless steel, for shaping the elbow 10 itself. The inner tube 12 is made of silica gel; a gap is maintained between the inner tube 12 and the outer tube 11, and the silica gel itself has elasticity, so that a slight expansion of the inner tube 12 when water is supplied can have a space to accommodate. The lower opening of the inner tube 12 is connected with the water outlet of the valve seat 20 through a terminal so as to conduct a waterway; the upper opening of the inner tube 12 is connected with the water outlet of the elbow 10 through a terminal, so that water can only circulate in the inner tube 12.
The terminal is made of nylon material, so that water can not contact with the pipe fitting of the metal material after flowing through the terminal, the water can not be polluted, and the quality of food grade can be guaranteed.
In the present embodiment, the length of the inner tube 12 is shorter than the length of the outer tube 11; the inner tubes 12 are all located inside the outer tube 11.
A water outlet terminal 13 is arranged at the water outlet of the bent pipe 10; the water outlet terminal 13 includes a first connecting pipe section, a second connecting pipe section, and a third connecting pipe section connected in order.
The first connecting pipe section is embedded in the opening at the upper end of the inner pipe 12, and the outer diameter of the first connecting pipe section is equal to or larger than the inner diameter of the inner pipe 12 in a free state, so that the first connecting pipe section is embedded in the opening at the upper end of the inner pipe 12 and is in elastic sealing connection with the inner wall of the inner pipe 12 to be fixed, and water is ensured to circulate only in the inner pipe and cannot flow out of the inner pipe to be in contact with the outer pipe.
The external diameter of the second connecting pipe section is equal to or larger than the internal diameter of the outer pipe 11 and is sleeved with the opening at the upper end of the outer pipe 11, so that the contact surface between the water outlet terminal 13 and the outer pipe 11 is ensured to be larger, and the installation stability of the water outlet terminal 13 is improved.
The external diameter of the third connecting pipe section is larger than the internal diameter of the outer pipe 11 so as to form a step with the second connecting pipe section, the step is attached to the end face of the outer pipe 11, the installation of the water outlet terminal 13 can be firmer, and whether the water outlet terminal 13 is installed in place can be observed during the installation.
A water inlet terminal 14 is arranged at the water inlet of the elbow pipe 10; the water inlet terminal 14 includes a fourth connecting pipe section and a fifth connecting pipe section connected in sequence.
The fourth connecting pipe section is embedded in the opening at the lower end of the inner pipe 12, and the outer diameter of the fourth connecting pipe section is equal to or larger than the inner diameter of the inner pipe 12 in a free state, so that the fourth connecting pipe section is embedded in the opening at the lower end of the inner pipe 12 and is elastically and hermetically connected with the inner wall of the inner pipe 12 to be fixed, and water is ensured to circulate only in the inner pipe and cannot flow out of the inner pipe to be in contact with the outer pipe.
The external diameter of the fifth connecting pipe section is equal to or greater than the internal diameter of the outer pipe 11, the fifth connecting pipe section and the fourth connecting pipe section form a step, the step is attached to the end face of the outer pipe 11, so that the installation of the water inlet terminal 14 can be firmer, and whether the water inlet terminal 14 is installed in place can be observed during the installation. The outer diameter of the fifth connecting pipe section is equal to or smaller than the inner diameter of the water outlet port of the valve seat 20, so that the fifth connecting pipe section is embedded in the water outlet port of the valve seat 20 and keeps sealing with the water outlet port of the valve seat 20 through at least one sealing ring, and water discharged from the valve seat 20 can only flow into the inner pipe 12. Preferably, two rings of sealing grooves are formed on the periphery of the fifth connecting pipe section, and the sealing grooves are used for assembling corresponding sealing rings so as to be in sealing connection with the valve seat 20.
The outer diameter of the lower end of the outer tube 11 is equal to or smaller than the inner diameter of the water outlet port of the valve seat 20, so as to be embedded in the water outlet port of the valve seat 20 and be detachably or fixedly connected with the valve seat 20. Preferably, the outer tube 11 is welded to be fixed after being embedded in the water outlet of the valve seat 20.
As a further development of the utility model, the first connecting tube segment is provided with at least one projection on the outer circumference to promote friction with the inner tube 12. Preferably, the protrusion is an annular protrusion and is provided in plurality in the axial direction, which can make the increase of the friction more remarkable.
The fourth connecting tube section is provided with at least one protrusion on the outer circumference to promote friction with the inner tube 12. Preferably, the protrusion is an annular protrusion and is provided in plurality in the axial direction, which can make the increase of the friction more remarkable.
Claims (10)
1. A faucet assembly with a double-layer elbow comprises an elbow (10) and a valve seat (20) detachably connected to the lower end of the elbow (10); the valve seat (20) comprises a valve core, a seat body and a handle, and is communicated with a water source to lead water of the water source to the bent pipe (10); the method is characterized in that: the bent pipe (10) is of a double-layer structure and comprises an outer pipe (11) and an inner pipe (12); the outer tube (11) is made of a rigid material; the inner tube (12) is made of silica gel; the lower end opening of the inner tube (12) is connected with the water outlet of the valve seat (20) through a terminal so as to conduct a waterway; the upper end opening of the inner tube (12) is connected with the water outlet of the elbow (10) through a terminal, so that water only flows in the inner tube (12).
2. A faucet assembly with a double-deck elbow according to claim 1, wherein: the inner pipes (12) are all positioned inside the outer pipe (11).
3. A faucet assembly with a double-deck elbow according to claim 1, wherein: a water outlet terminal (13) is arranged at the water outlet of the bent pipe (10); one end of the water outlet terminal (13) is embedded in the opening at the upper end of the inner pipe (12) and is elastically connected with the inner wall of the inner pipe (12) in a sealing way to be fixed; the other end part of the water outlet terminal (13) positioned outside the inner pipe (12) is embedded in the opening at the upper end of the outer pipe (11) and is detachably or fixedly connected with the inner wall of the outer pipe (11).
4. A faucet assembly with a double-deck elbow according to claim 3, wherein: the water outlet terminal (13) comprises a first connecting pipe section, a second connecting pipe section and a third connecting pipe section which are connected in sequence; the first connecting pipe section is embedded in the opening at the upper end of the inner pipe (12), and the outer diameter of the first connecting pipe section is equal to or larger than the inner diameter of the inner pipe (12) in a free state; the outer diameter of the second connecting pipe section is equal to or larger than the inner diameter of the outer pipe (11), and is sleeved with the opening at the upper end of the outer pipe (11); the outer diameter of the third connecting pipe section is larger than the inner diameter of the outer pipe (11) so as to form a step with the second connecting pipe section, and the step is attached to the end face of the outer pipe (11).
5. A faucet assembly with a double-deck elbow according to claim 1, wherein: a water inlet terminal (14) is arranged at the water inlet of the bent pipe (10); one end of the water inlet terminal (14) is embedded in the opening at the lower end of the inner tube (12) and is elastically connected with the inner wall of the inner tube (12) in a sealing way to be fixed; the other end part of the water inlet terminal (14) which is positioned outside the inner pipe (12) is positioned outside the outer pipe (11) and is in sealing connection with the water outlet port of the valve seat (20).
6. A faucet assembly with a double-deck elbow according to claim 5, wherein: the water inlet terminal (14) comprises a fourth connecting pipe section and a fifth connecting pipe section which are connected in sequence; the fourth connecting pipe section is embedded in the opening at the lower end of the inner pipe (12), and the outer diameter of the fourth connecting pipe section is equal to or larger than the inner diameter of the inner pipe (12) in a free state; the outer diameter of the fifth connecting pipe section is equal to or larger than the inner diameter of the outer pipe (11), the fifth connecting pipe section and the fourth connecting pipe section form a step, the step is attached to the end face of the outer pipe (11), and the outer diameter of the fifth connecting pipe section is equal to or smaller than the inner diameter of the water outlet port of the valve seat (20), so that the fifth connecting pipe section is embedded in the water outlet port of the valve seat (20), and keeps sealing with the water outlet port of the valve seat (20) through at least one sealing ring.
7. A faucet assembly with a double-deck elbow according to claim 1, wherein: the lower end part of the outer tube (11) is embedded in the water outlet of the valve seat (20) and is detachably or fixedly connected with the valve seat (20).
8. A faucet assembly with a double-deck elbow according to claim 4, wherein: the first connecting tube section is provided with at least one protrusion on the outer circumference to promote friction with the inner tube (12).
9. A faucet assembly with a double-deck elbow according to claim 6, wherein: the fourth connecting tube section is provided with at least one protrusion on the outer circumference to promote friction with the inner tube (12).
10. A faucet assembly with a double-deck elbow according to claim 1, wherein: the terminals are all made of nylon materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320538097.6U CN219673553U (en) | 2023-03-14 | 2023-03-14 | Tap subassembly with double-deck return bend |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320538097.6U CN219673553U (en) | 2023-03-14 | 2023-03-14 | Tap subassembly with double-deck return bend |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219673553U true CN219673553U (en) | 2023-09-12 |
Family
ID=87896894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320538097.6U Active CN219673553U (en) | 2023-03-14 | 2023-03-14 | Tap subassembly with double-deck return bend |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219673553U (en) |
-
2023
- 2023-03-14 CN CN202320538097.6U patent/CN219673553U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |