A coaxial double-rotating-arm faucet structure

Abstract

This utility model provides a coaxial double-rotating arm faucet structure, including an upper water outlet structure and a lower water outlet structure arranged vertically. The lower water outlet structure includes a lower connector and a lower water outlet pipe movably connected to the lower connector. The lower connector has a hollow interior with a first channel, and the lower water outlet pipe has a second channel corresponding to and communicating with the first channel. The lower connector also has a first annular chamber located outside the first channel, and the lower water outlet pipe has a second annular chamber corresponding to the first annular chamber. The lower water outlet pipe and the lower connector are closed, and the first annular chamber and the second annular chamber form a water passage chamber. This coaxial double-rotating arm faucet structure, by arranging the upper and lower water outlet structures vertically, can achieve two water outlet methods. It also features rotatable upper and lower water outlet pipes, which can be rotated to a designated position for water outlet as needed, meeting more diverse requirements.

Description

Technical Field

[0001] This utility model relates to the technical field of faucets, and in particular to a coaxial double-rotating arm faucet structure. Background Technology

[0002] In today's kitchen and bathroom industry, mainstream faucet designs often have functional limitations. Conventional faucet designs mostly have only a single water outlet, which can only complete basic drainage operations and cannot meet more diverse usage needs.

[0003] Although there are faucets on the market that allow water to flow from any position, such as pull-out faucets, the water outlet position on the faucet itself remains fixed. These faucets use flexible hoses to adjust the final water outlet position.

[0004] In summary, the existing faucet structures have the following significant drawbacks: the water outlet position is relatively fixed or there is only a single rotating water outlet, which lacks the ability to meet users' diverse needs for water usage flexibility in a wide variety of scenarios.

[0005] In view of this, the inventor has designed a coaxial double-rotating arm faucet structure, which leads to this invention. Utility Model Content

[0006] This utility model aims to solve at least one of the technical problems existing in the prior art. To this end, this utility model proposes a coaxial double-rotating arm faucet structure, which can realize two water outlet methods by arranging an upper water outlet structure and a lower water outlet structure in the vertical direction. At the same time, it is also equipped with a rotatable upper water outlet pipe and a lower water outlet pipe, which can be rotated to a designated position as needed to dispense water, meet more needs, and overcome the defects of the existing single water outlet.

[0007] According to the present invention, a coaxial double-rotating arm faucet structure includes an upper water outlet structure and a lower water outlet structure arranged vertically. The lower water outlet structure includes a lower connector and a lower water outlet pipe movably connected to the lower connector; the lower connector has a hollow interior with a first channel, and the lower water outlet pipe has a second channel corresponding to and communicating with the first channel; the lower connector also has a first annular chamber located outside the first channel, and the lower water outlet pipe has a second annular chamber corresponding to the first annular chamber; the lower water outlet pipe and the lower connector are closed, and the first annular chamber and the second annular chamber form a water passage chamber; the lower connector also has a lower water inlet channel communicating with the water passage chamber, and the lower water outlet pipe has a lower water passage channel communicating with the water passage chamber; The upper water outlet structure includes an upper connector and an upper water outlet pipe movably connected to the upper connector: the upper connector is provided with an upper water inlet channel, and the upper water outlet pipe is provided with an upper water passage channel communicating with the upper water inlet channel.

[0008] This utility model's coaxial double-rotating arm faucet structure, by arranging an upper water outlet structure and a lower water outlet structure in the vertical direction, can realize two water outlet modes. It also has a rotatable upper water outlet pipe and a lower water outlet pipe, which can be rotated to a designated position as needed to dispense water, thus meeting more needs.

[0009] In some embodiments of this utility model, the upper water outlet structure further includes an upper water inlet pipe, which passes through the first channel and the second channel and is connected to the upper connector.

[0010] In some embodiments of this utility model, the lower water outlet structure further includes a lower water inlet pipe, which is connected to a lower connector.

[0011] In some embodiments of this utility model, the faucet structure further includes a support base, and the upper connector and the lower connector are arranged vertically within the support base.

[0012] In some embodiments of this utility model, the lower connector is installed from below the support base into the interior of the support base, and the upper connector is installed from above the support base into the interior of the support base. A first limiting step is provided on the inner side of the support base, and a first limiting groove is provided corresponding to the lower connector to cooperate with the first limiting step.

[0013] In some embodiments of this utility model, a second limiting step is provided on the upper connector, and a second limiting groove is provided inside the support base to cooperate with the second limiting adjustment.

[0014] In some embodiments of this utility model, the faucet structure further includes a column, a lower rotating arm disposed above the column and rotatably connected to a support base, and an upper rotating arm disposed above the lower rotating arm and rotatably connected to the support base. The support base is disposed below the column, the lower rotating arm is sleeved on the support base, and the upper rotating arm is disposed above the support base.

[0015] In some embodiments of this utility model, a first wear-resistant component is provided between the column and the lower rotating arm and on the outside of the support base, and a second wear-resistant component is provided between the lower rotating arm and the upper rotating arm and on the outside of the support base.

[0016] In some embodiments of this utility model, the support base is fixed inside the column by a fixing device.

[0017] In some embodiments of this utility model, the fixing device includes a limiting member embedded on the outside of the support base and a first locking member for connecting with the limiting member, wherein the first locking member passes through the column and connects with the limiting member.

[0018] In some embodiments of this utility model, the lower water outlet structure further includes a lower water outlet nozzle, one end of the lower water outlet pipe is connected to the lower connector, and the other end is connected to the lower water outlet nozzle, and the lower water outlet nozzle is disposed inside the lower rotating arm.

[0019] In some embodiments of this utility model, the lower rotating arm includes a lower housing and a lower cover, with an opening provided below the lower housing, and the lower cover disposed at the opening and fastened to the lower housing.

[0020] In some embodiments of this utility model, the upper water outlet structure further includes an upper water outlet nozzle, one end of which is connected to the upper connector and the other end of which is connected to the upper water outlet nozzle, and the upper water outlet nozzle is disposed inside the upper rotating arm.

[0021] In some embodiments of this utility model, the upper rotating arm includes an upper housing and an upper cover, with an opening provided below the upper housing, and the upper cover disposed at the opening and fastened to the upper housing.

[0022] In some embodiments of this utility model, the lower rotating arm is provided with a fifth limiting step for restricting the upward movement of the lower water outlet pipe, and the upper rotating arm is provided with a sixth limiting step for restricting the upward movement of the upper water outlet pipe. Attached Figure Description

[0023] The accompanying drawings, which are provided to further illustrate the present invention and constitute a part of the present invention, illustrate exemplary embodiments of the present invention and are used to explain the present invention, but do not constitute an undue limitation of the present invention.

[0024] in: Figure 1 This is a schematic diagram of the coaxial double-rotating arm faucet structure of this utility model; Figure 2 This is a cross-sectional schematic diagram of the coaxial double-rotating arm faucet structure of this utility model; Figure 3 This is a utility model Figure 2 Local magnification Figure 1 ; Figure 4 This is a utility model Figure 2 Local magnification Figure 2 ; Figure 5 This is a partial exploded view of the coaxial double-rotating arm faucet structure of this utility model; Figure 6 This is a schematic diagram of the structure of the support base of this utility model. Figure 1 ; Figure 7 This is a schematic diagram of the structure of the support base of this utility model. Figure 2 ; Figure 8This is an internal schematic diagram of the lower connector of this utility model; Figure 9 This is a schematic diagram of the structure of the lower water outlet pipe of this utility model; Figure 10 This is a schematic diagram of the upper connector of this utility model; Figure 11 This is a utility model Figure 5 A magnified view of a portion of the image; Figure 12 This is a schematic diagram of the structure of the lower shell of this utility model; Figure 13 This is a schematic diagram of the structure of the lower shell of this utility model.

[0025] Label Explanation: 10. Column; 11. Third through hole; 20. Lower rotating arm; 21. Lower housing; 211. Mounting step; 212. Fourth through hole; 213. Fifth limiting step; 22. Lower cover; 30. Upper rotating arm; 31. Upper housing; 311. Fourth limiting groove; 312. Protrusion; 313. Sixth limiting step; 32. Upper cover; 40. Support base; 401. First wear-resistant component; 402. Second wear-resistant component; 41. First limiting step; 42. First through hole; 43. First clearance position; 44. Second limiting groove; 45. Second through hole; 46. Second clearance position; 47. First annular groove; 48. Third limiting groove; 50. Lower water outlet structure; 501. Water passage chamber; 51. Lower connector; 511. First channel; 512. First annular chamber; 513. Lower water inlet channel; 514. First limiting groove; 515. First internal threaded hole; 52. Lower water outlet pipe; 521. Second channel; 522. Second annular chamber; 523. Lower water passage channel; 53. Lower water inlet pipe; 54. Lower water outlet nozzle; 541. Mounting post; 542. Fourth internal threaded hole; 55. Second locking element; 60. Upper water outlet structure; 61. Upper connector; 611. Upper water inlet channel; 612. Second limiting step; 613. Second internal threaded hole; 62. Upper water outlet pipe; 621. Upper water passage channel; 63. Upper water inlet pipe; 64. Upper water outlet nozzle; 641. Fourth limiting step; 642. Support part; 70. Fixing device; 71. Limiting component; 711. Third internal threaded hole; 72. First locking component. Detailed Implementation

[0026] To make the technical problem to be solved, the technical solution, and the beneficial effects of this utility model clearer and more understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain this utility model and are not intended to limit this utility model.

[0027] Please see Figures 1 to 13 This invention relates to a coaxial double-rotating arm faucet structure, comprising an upper water outlet structure 60 and a lower water outlet structure 50 arranged vertically. The lower water outlet structure 50 includes a lower connector 51 and a lower water outlet pipe 52 movably connected to the lower connector 51. The lower connector 51 has a hollow interior with a first channel 511, and the lower water outlet pipe 52 has a second channel 521 corresponding to and communicating with the first channel 511. The lower connector 51 also has a first annular chamber 512 located outside the first channel 511, and the lower water outlet pipe 52 has a second annular chamber 521 corresponding to the first annular chamber 512. 22. The lower water outlet pipe 52 and the lower connector 51 are closed, and the first annular chamber 512 and the second annular chamber 522 form a water passage chamber 501; the lower connector 51 is also provided with a lower water inlet channel 513 communicating with the water passage chamber 501, and the lower water outlet pipe 52 is provided with a lower water passage channel 523 communicating with the water passage chamber 501; the upper water outlet structure 60 includes an upper connector 61 and an upper water outlet pipe 62 movably connected to the upper connector 61: the upper connector 61 is provided with an upper water inlet channel 611, and the upper water outlet pipe 62 is provided with an upper water passage channel 621 communicating with the upper water inlet channel 611. The coaxial double-rotating arm faucet structure of this utility model can realize two water outlet methods by arranging the upper water outlet structure 60 and the lower water outlet structure 50 in the vertical direction. At the same time, it is also provided with a rotatable upper water outlet pipe 62 and lower water outlet pipe 52, which can be rotated to a designated position for water outlet as needed, meeting more needs.

[0028] Please refer to the details. Figure 2 , 5 The upper water outlet structure 60 also includes an upper water inlet pipe 63, which passes through the first channel 511 and the second channel 521 and connects to the upper connector 61, communicating with the upper water inlet channel 611. The lower water outlet structure 50 also includes a lower water inlet pipe 53, which connects to the lower connector 51 and communicates with the lower water inlet channel 513, wherein the lower water inlet channel 513 is located away from the central axis of the lower connector 51. There are two connection points between the lower connector 51 and the lower water outlet pipe 52, and at least one sealing ring is provided at each of the two connection points. At least one sealing ring is also provided at the connection point between the upper connector 61 and the upper water outlet pipe 62.

[0029] Please refer to the details. Figure 2 , 34. The faucet structure also includes a support base 40, with the upper connector 61 and the lower connector 51 arranged vertically within the support base 40. The lower connector 51 is installed from below the support base 40 into the interior of the support base 40, and the upper connector 61 is installed from above the support base 40 into the interior of the support base 40. A first limiting step 41 is provided on the inner side of the support base 40, and a first limiting groove 514 is provided on the lower connector 51 to cooperate with the first limiting step 41. During installation, after the first limiting step 41 aligns with the first limiting groove 514, the lower connector 51 is placed inside the support base 40. Then, a screw can be threaded through the support base 40 and connected to the lower connector 51. Specifically, a first through hole 42 is provided on the support base 40, and a first internal threaded hole 515 is provided on the lower connector 51. The screw passes through the first through hole 42 and is threaded into the first internal threaded hole 515 to realize the installation of the lower connector 51. After the lower connector 51 is installed in place, the lower water outlet pipe 52 is installed on the lower connector 51. Therefore, a first clearance position 43 for installing the lower water outlet pipe 52 is also provided on the support base 40. The upper connector 61 is provided with a second limiting step 612, and the support base 40 is provided with a second limiting groove 44 that cooperates with the second limiting adjustment. During installation, after the second limiting step 612 is aligned with the second limiting groove 44, the upper connector 61 is placed from above the support base 40. Then, a bolt can be threaded through the support base 40 and connected to the upper connector 61. Specifically, the support base 40 is provided with a second through hole 45, and the upper connector 61 is provided with a second internal thread hole 613. The screw passes through the second through hole 45 and is screwed into the second internal thread hole 613, which can realize the installation of the upper connector 61. After the upper connector 61 is installed in place, the upper water outlet pipe 62 is installed on the upper connector 61. Therefore, the support base 40 is provided with a second clearance position 46 for installing the upper water outlet pipe 62.

[0030] Please refer to the details. Figures 2 to 5The faucet structure also includes a column 10, a lower rotating arm 20 disposed above the column 10 and rotatably connected to a support base 40, and an upper rotating arm 30 disposed above the lower rotating arm 20 and rotatably connected to the support base 40. The support base 40 is disposed below the column 10, the lower rotating arm 20 is sleeved on the support base 40, and the upper rotating arm is disposed above the support base 40. Specifically, the support base 40 is fixedly disposed inside the column 10, and the lower rotating arm 20 is sleeved in the middle of the support base 40 and rotatably connected to the support base 40. The upper rotating arm 30 is sleeved above the support base 40 and rotatably connected to the support base 40. A first wear-resistant component 401 is disposed between the column 10 and the lower rotating arm 20 and located outside the support base 40, and a second wear-resistant component 402 is disposed between the lower rotating arm 20 and the upper rotating arm 30 and located outside the support base 40. Both the first wear-resistant component 401 and the second wear-resistant component 402 are made of wear-resistant material, such as POM. Furthermore, the first wear-resistant component 401 and the second wear-resistant component 402 have identical structures: hollow interiors and stepped outer walls. A notch is also provided to facilitate their placement on the support base 40. The support base 40 has a first annular groove 47 for fitting the first wear-resistant component 401 and the second wear-resistant component 402. By providing the first wear-resistant component 401 and the second wear-resistant component 402, direct contact between the lower rotating arm 20 and the column 10 or the upper rotating arm 30 during rotation can be prevented, thus reducing noise. The second wear-resistant component 402, on the other hand, prevents direct contact between the upper rotating arm 30 and the lower rotating arm 20 during rotation.

[0031] Please refer to the details. Figure 3 , 5 The support base 40 is fixed to the column 10 via a fixing device 70. The fixing device 70 includes a limiting member 71 embedded on the outside of the support base 40 and a first locking member 72 for connecting with the limiting member 71. The first locking member 72 passes through the column 10 and connects to the limiting member 71. Specifically, the column 10 is provided with a third through hole 11, and the limiting member 71 is provided with a third internal threaded hole 711. The first locking member 72 passes through the third through hole 11 and is screwed into the third internal threaded hole 711. The outside of the support base 40 is provided with a third limiting groove 48 into which the limiting member 71 is embedded. The cross-section of the limiting member 71 is non-cylindrical to prevent the first locking member 72 from rotating during the locking process. For example, a hexagonal prism can be used, and the third limiting groove 48 can be adapted to the hexagonal prism. The first locking member 72 can be a bolt.

[0032] Please refer to the details. Figure 2 , 511, 12, The lower water outlet structure 50 also includes a lower water outlet nozzle 54. One end of the lower water outlet pipe 52 is connected to the lower connector 51, and the other end is connected to the lower water outlet nozzle 54. The lower water outlet nozzle 54 is disposed inside the lower rotating arm 20. The lower rotating arm 20 includes a lower housing 21 and a lower cover 22. An opening is provided at the bottom of the lower housing 21, and the lower cover 22 is disposed at the opening and fastened to the lower housing 21. The lower water outlet 54 is disposed inside the lower housing 21. An installation step 211 is provided inside the lower housing 21, and the lower water outlet 54 is fixed below the installation step 211 by a second locking member 55. A fourth through hole 212 is provided on the installation step 211, and an installation post 541 is provided on the lower water outlet 54. The installation post 541 has a fourth internal threaded hole 542. The second locking member 55 passes through the fourth through hole 212 and connects to the fourth internal threaded hole 542. The second locking member 55 can be a bolt. A fourth clearance position is also provided on the lower cover 22 for water to exit from the lower water outlet 54. The lower cover 22 and the lower housing 21 are fastened together by a snap-fit ​​and slot mechanism.

[0033] Please refer to the details. Figure 2 , 5 11, 13, The upper water outlet structure 60 also includes an upper water outlet 64. One end of the upper water outlet 64 is connected to the upper connector 61, and the other end is connected to the upper water outlet 64. The upper water outlet 64 is disposed inside the upper rotating arm 30. The upper rotating arm 30 includes an upper housing 31 and an upper cover 32. An opening is provided at the bottom of the upper housing 31, and the upper cover 32 is disposed at the opening and fastened to the upper housing 31. The upper water outlet 64 is disposed within the upper housing 31 and confined within the upper housing 31 by the upper cover 32. The upper housing 31 has several fourth limiting grooves 311, corresponding to fourth limiting steps 641 on the upper water outlet 64. A support portion 642 is also provided below the water outlet. During installation, the fourth limiting steps 641 are inserted into the fourth limiting grooves 311, and then the upper cover 32 is fastened to the upper housing 31. The upper housing 31 abuts against the support portion 642, providing a limiting function. Two limiting portions are provided. A third clearance portion is provided on the upper cover 32 for water to exit from the upper water outlet 64. The fourth limiting grooves 311 are formed by two protrusions 312, i.e., four fourth limiting grooves 311 are formed between the two protrusions 312, corresponding to four fourth limiting steps 641. The upper cover 32 and the upper housing 31 are fastened together using a snap-fit ​​and slot-fit method.

[0034] Please refer to the details. Figure 12 , 13The lower rotating arm 20 has a fifth limiting step 213 inside to restrict the upward movement of the lower water outlet pipe 52, and the upper rotating arm 30 has a sixth limiting step 313 inside to restrict the upward movement of the upper water outlet pipe 62. The fifth limiting step 213 is located inside the lower housing 21 and has an arc-shaped groove below it that adapts to the outer wall of the lower water outlet pipe 52. The sixth limiting step 313 is located inside the upper housing 31 and has an arc-shaped groove below it that adapts to the outer wall of the upper water outlet pipe 62.

[0035] The water circuit opening and closing of this utility model is controlled by a solenoid valve, and a control panel is set on the lower rotating arm 20 and the upper rotating arm 30 for control. Since this utility model does not improve the control, conventional technical means in this field can be used, and will not be described in detail.

[0036] In summary, the coaxial double-rotating arm faucet structure of this utility model can achieve two water outlet methods by arranging an upper water outlet structure and a lower water outlet structure in the vertical direction. At the same time, it is also equipped with a rotatable upper water outlet pipe and a lower water outlet pipe, which can be rotated to a designated position as needed to dispense water, thus meeting more needs.

[0037] The present invention has been described above with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-described manner. Any non-substantial improvements made using the inventive concept and technical solution of the present invention, or the direct application of the inventive concept and technical solution to other situations without modification, are all within the protection scope of the present invention.

Claims

1. A coaxial double-rotating arm faucet structure, characterized in that, This includes an upper water outlet structure and a lower water outlet structure arranged vertically. The lower water outlet structure includes a lower connector and a lower water outlet pipe movably connected to the lower connector; the lower connector has a hollow interior with a first channel, and the lower water outlet pipe has a second channel corresponding to and communicating with the first channel; the lower connector also has a first annular chamber located outside the first channel, and the lower water outlet pipe has a second annular chamber corresponding to the first annular chamber; the lower water outlet pipe and the lower connector are closed, and the first annular chamber and the second annular chamber form a water passage chamber; the lower connector also has a lower water inlet channel communicating with the water passage chamber, and the lower water outlet pipe has a lower water passage channel communicating with the water passage chamber; The upper water outlet structure includes an upper connector and an upper water outlet pipe movably connected to the upper connector: the upper connector is provided with an upper water inlet channel, and the upper water outlet pipe is provided with an upper water passage channel communicating with the upper water inlet channel.

2. A coaxial double swivel arm faucet structure according to claim 1, characterized in that, The upper water outlet structure also includes an upper water inlet pipe, which passes through the first channel and the second channel and is connected to the upper connector.

3. The coaxial double-rotating arm faucet structure according to claim 1, characterized in that, The faucet structure also includes a support base, and the upper connector and the lower connector are arranged vertically within the support base.

4. A co-axial dual swivel tap according to claim 3, wherein, The faucet structure also includes a column, a lower rotating arm disposed above the column and rotatably connected to a support base, and an upper rotating arm disposed above the lower rotating arm and rotatably connected to the support base. The support base is disposed below the column, the lower rotating arm is sleeved on the support base, and the upper rotating arm is disposed above the support base.

5. A coaxial double swivel arm faucet structure according to claim 4, wherein A first wear-resistant component is provided between the column and the lower rotating arm and on the outside of the support base, and a second wear-resistant component is provided between the lower rotating arm and the upper rotating arm and on the outside of the support base.

6. The coaxial double-rotating arm faucet structure according to claim 4, characterized in that, The support base is fixed inside the column by a fixing device.

7. A coaxial double swivel arm faucet structure according to claim 6, wherein The fixing device includes a limiting member embedded on the outside of the support base and a first locking member for connecting with the limiting member. The first locking member passes through the column and connects with the limiting member.

8. A coaxial double swivel arm faucet structure as defined in claim 4, wherein The lower water outlet structure also includes a lower water outlet nozzle. One end of the lower water outlet pipe is connected to the lower connector, and the other end is connected to the lower water outlet nozzle. The lower water outlet nozzle is located inside the lower rotating arm.

9. A coaxial double swivel arm faucet structure as defined in claim 4, wherein The upper water outlet structure also includes an upper water outlet nozzle, one end of which is connected to the upper connector and the other end of which is connected to the upper water outlet nozzle, and the upper water outlet nozzle is located inside the upper rotating arm.

10. A coaxial double-rotating arm faucet structure according to claim 4, characterized in that, The lower rotating arm is provided with a fifth limiting step to restrict the upward movement of the lower water outlet pipe, and the upper rotating arm is provided with a sixth limiting step to restrict the upward movement of the upper water outlet pipe.

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