A pull-out faucet

Abstract

A pull-out faucet, the structure of which includes an assembly pipe structure, a straight outer pipe structure, a straight inner pipe structure, a rotating handle, an output pipe, a pull-out water pipe, and a decorative ring. The straight outer pipe structure is arranged at the upper end of the assembly pipe structure, the straight inner pipe structure is rotatably arranged inside the straight outer pipe structure, the inner end of the rotating handle is rotatably sleeved on the upper part of the straight outer pipe structure, and a plastic bearing is arranged at the upper and lower ends of the rotating handle. The structure adopts the inner and outer pipes matching, and the valve core is located in the assembly pipe below the table. The inner pipe is driven to open the valve by the rotating switch on the outer pipe, and there is no need to arrange a valve seat structure on the pipe body, which helps to simplify the processing process, reduce the scrap rate, and reduce the output cost. The straight shape has a beautiful effect.

Description

Technical Field

[0001] The invention relates to a pull-out faucet and belongs to the field of pull-out faucets. Background Art

[0002] At present, faucets are basically in contact with every day in the daily life of the family. The frequent use frequency makes people's demand for faucets also increase. With the development of the bathroom industry, there are more and more styles of faucets. The water outlet of the faucet is no longer limited to the traditional fixed way of water outlet. At present, pull-out faucets have been widely used by people, and their convenience of pull-out has brought many conveniences to people;

[0003] However, when manufacturing the pipe body of the existing pull-out faucet, a valve seat structure for mounting the valve body needs to be provided on one side, which makes the processing method complicated and the process numerous, and easily leads to an increase in the scrap rate. Summary of the invention

[0004] In view of at least one shortcoming existing in the prior art, the purpose of the present invention is to provide a pull-out faucet to solve the problem that when manufacturing the tube body of the existing pull-out faucet, a valve seat structure for mounting the valve body needs to be provided on one side, which makes the processing method complicated and the process numerous, and easily leads to an increased scrap rate.

[0005] In order to achieve the above-mentioned purpose, the present invention is realized through the following technical scheme: a pull-out faucet, whose structure includes an assembly pipe structure, a straight outer pipe structure, a straight inner pipe structure, a rotating handle, an output pipe, a pull-out water pipe, and a decorative ring, wherein the straight outer pipe structure is arranged at the upper end of the assembly pipe structure, the straight inner pipe structure is rotatably arranged inside the straight outer pipe structure, the inner end of the rotating handle is rotatably sleeved on the upper part of the straight outer pipe structure, the upper and lower ends of the rotating handle are both provided with a plastic bearing, and also include a connecting pipe, one end of the connecting pipe passes through the rotating handle and is fixedly connected to the straight outer pipe structure, and the other end is fixedly connected to the output pipe, the assembly pipe structure includes an assembly pipe body and an assembly ring, the assembly ring is arranged on the outer ring of the upper end of the assembly pipe body, a protruding port is arranged on one side of the assembly pipe body, a valve core assembly groove is arranged at the bottom of the assembly pipe body, a valve core is arranged in the valve core assembly groove, a valve core pressure cap for limiting the valve core is arranged at the top of the valve core assembly groove, the decorative ring is sleeved on the assembly ring, and a water delivery pipe assembly connected to the valve core is arranged at the bottom of the assembly pipe body;

[0006] The straight outer tube structure comprises an outer tube body and a rotating end, wherein the rotating end is arranged at the upper end of the outer tube body and a rotating groove is arranged on one side of the rotating end;

[0007] The straight inner tube structure comprises an inner tube body and a driving frame. The driving frame is a hollow structure in the middle and is arranged at the lower end of the inner tube body. The bottom of the driving frame is provided with a transmission hole for connecting with the valve core switch transmission sleeve. The outer wall of the top of the inner tube body is provided with an annular rotation groove corresponding to the inner wall of the outer tube body. The top of the inner tube body is provided with a clamping groove corresponding to the rotation groove. The inner circle of the inner end of the rotating handle is provided with a clamping block that is rotatably fitted into the rotation groove and is engaged with the clamping groove.

[0008] The pull-out water pipe comprises a water pipe and a pull-out end, wherein the pull-out end is connected to the water pipe and is arranged at the outer end of the output pipe. The water pipe extends from the output pipe, passes through the connecting pipe and the inner pipe body in sequence, and finally extends from the hollow middle part of the driving frame, passes through the extension opening of the assembly pipe body, goes around to the bottom of the assembly pipe body, and connects with the water delivery pipe assembly;

[0009] A mounting and fixing structure is provided at the bottom of the decorative ring.

[0010] Furthermore, the valve core is specifically a cold start rotary valve core in a rotary valve core.

[0011] Furthermore, the water delivery pipe assembly comprises a hot water inlet pipe, a cold water inlet pipe, and a water outlet pipe, and the water pipe is connected to the water outlet pipe.

[0012] Furthermore, the outer wall of the assembly tube body has a threaded structure.

[0013] Furthermore, the installation and fixing structure includes a positioning ring, a first clamping ring, and a second clamping ring. The positioning ring is threadedly connected to the assembly tube body. The first clamping ring and the second clamping ring are both movably mounted on the assembly tube body. The first clamping ring is spaced above the positioning ring, and the second clamping ring is spaced above the first clamping ring. A plurality of limiting bolts are spaced apart on the outer ring of the positioning ring, and the ends of the limiting bolts are against the lower end surface of the first clamping ring.

[0014] Furthermore, the assembly tube body and the assembly ring are an integrated structure, the outer tube body and the rotating end are an integrated structure, and the inner tube body and the driving frame are an integrated structure.

[0015] Furthermore, a rotating ring is provided on the annular rotating groove.

[0016] Furthermore, the outer diameter of the outer tube is 20-35 mm, the wall thickness is 0.5-2 mm, the outer diameter of the rotating end is 19-34 mm, and the outer diameter of the rotating end is smaller than the outer diameter of the outer tube.

[0017] Furthermore, the outer diameter of the inner tube is 10 to 33 mm.

[0018] Furthermore, the inner tube body and the driving frame are connected in a sleeve transmission manner.

[0019] Furthermore, the transmission mode between the transmission hole and the valve core switch is specifically meshing transmission.

[0020] Furthermore, the decorative ring is arranged at the upper end of the table top, and the assembly tube body passes through the table top so that the extension port is located below the table top.

[0021] The beneficial effects of the present invention are: the inner and outer tubes are matched, and the valve core is located in the assembly tube below the table. The inner tube is driven to open the valve by the rotating switch on the outer tube. There is no need to set a valve seat structure on the tube body, which helps to simplify the processing process, reduce the scrap rate, and reduce the output cost. The straight tube shape has an aesthetic effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Other features, objects and advantages of the present invention will become more apparent from the detailed description of non-limiting embodiments made with reference to the following drawings:

[0023] Figure 1 It is a structural schematic diagram of a pull-out faucet of the present invention;

[0024] Figure 2 It is a schematic diagram of the cross-sectional structure of a pull-out faucet of the present invention;

[0025] Figure 3 This is a schematic diagram of the explosion structure of the pull-out faucet in Example 1;

[0026] Figure 4 is a structural schematic diagram of an assembly pipe structure;

[0027] Figure 5 It is a structural schematic diagram of a straight outer tube structure;

[0028] Figure 6 This is a schematic structural diagram of the straight inner tube structure in Example 1;

[0029] Figure 7 It is a schematic diagram of the structure of the water pump;

[0030] Figure 8 A schematic diagram of the structure for installing a fixed structure;

[0031] Fig. 9 It is a schematic diagram of the top view of the rotating handle;

[0032] Fig.10 This is a schematic structural diagram of the straight inner tube structure in Example 2.

[0033] Fig.11 This is a schematic diagram of the explosion structure of the pull-out faucet in Example 2. DETAILED DESCRIPTION

[0034] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0035] Embodiment 1:

[0036] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , Fig. 9The present invention provides a technical solution for a pull-out faucet: its structure includes an assembly pipe structure 1, a straight outer pipe structure 2, a straight inner pipe structure 3, a rotating handle 4, an output pipe 5, a pull-out water pipe 6, and a decorative ring 7. The straight outer pipe structure 2 is arranged at the upper end of the assembly pipe structure 1, and the straight inner pipe structure 3 is rotatably arranged inside the straight outer pipe structure 2. The inner end of the rotating handle 4 is rotatably sleeved on the upper part of the straight outer pipe structure 2. The upper and lower ends of the rotating handle 4 are both provided with a plastic bearing 8, and also include a connecting pipe 9. One end of the connecting pipe 9 passes through the rotating handle 4 and is fixedly connected to the straight outer pipe structure 2, and the other end is fixedly connected to the output pipe 5. The assembly pipe structure 1 comprises an assembly pipe body 101 and an assembly ring 102. The assembly ring 102 is arranged on the outer ring of the upper end of the assembly pipe body 101. A protrusion port 103 is arranged on one side of the assembly pipe body 101. A valve core assembly groove 104 is arranged at the bottom of the assembly pipe body 101. A valve core 105 is arranged in the valve core assembly groove 104. A valve core gland 106 for limiting the valve core 105 is arranged at the top of the valve core assembly groove 104. The decorative ring 7 is sleeved on the assembly ring 102. A water pipe assembly 10 connected to the valve core 105 is arranged at the bottom of the assembly pipe body 101. The straight outer pipe structure 2 The straight inner tube structure 3 comprises an outer tube body 201 and a rotating end 202, wherein the rotating end 202 is arranged at the upper end of the outer tube body 201, and a rotating groove 203 is arranged on one side of the rotating end 202; the straight inner tube structure 3 comprises an inner tube body 301 and a driving frame 302, wherein the driving frame 302 is a hollow structure in the middle and is arranged at the lower end of the inner tube body 301, and a transmission hole 303 is arranged at the bottom of the driving frame 302 for connecting with the valve core 105 switch transmission sleeve, and an annular rotating groove 304 corresponding to the inner wall of the outer tube body 201 is arranged on the top outer wall of the inner tube body 301, and a rotating groove 304 corresponding to the rotating groove 203 is arranged on the top of the inner tube body 301. The inner circle of the inner end of the rotating handle 4 is provided with a block 401 which is rotatably fitted into the rotating groove 203 and engaged with the slot 305; the pulling water pipe 6 includes a water pipe 601 and a pulling end 602, the pulling end 602 is connected to the water pipe 601, the pulling end 602 is arranged at the outer end of the output pipe 5, the water pipe 601 is extended from the output pipe 5, and passes through the connecting pipe 9 and the inner pipe body 301 in sequence, and finally extends from the hollow middle part of the driving frame 302, passes through the extension port 103 of the assembly pipe body 101, and goes around to the bottom of the assembly pipe body 101, and is connected to the water delivery pipe assembly 10;The bottom of the decorative ring 7 is provided with a mounting and fixing structure 11, the valve core 105 is specifically a cold start rotary valve core in a rotary valve core, the water delivery pipe assembly 10 comprises a hot water inlet pipe, a cold water inlet pipe and a water outlet pipe, the water pipe 601 is connected to the water outlet pipe, the outer wall of the assembly pipe body 101 has a threaded structure, the mounting and fixing structure 11 comprises a positioning ring 1101, a first clamping ring 1102 and a second clamping ring 1103, the positioning ring 1101 is threadedly connected to the assembly pipe body 101, the first clamping ring 1102 and the second clamping ring 1103 are both movably sleeved on the assembly pipe body 101, the first clamping ring 1102 is spaced above the positioning ring 1101, the second clamping ring 1103 is spaced above the first clamping ring 1102, a plurality of limiting bolts 1104 are spaced apart on the outer ring of the positioning ring 1101, and the ends of the limiting bolts 1104 abut against the lower end surface of the first clamping ring 1102 , the assembly tube body 101 and the assembly ring 102 are an integrated structure, the outer tube body 201 and the rotating end 202 are an integrated structure, the inner tube body 301 and the driving frame 302 are an integrated structure, and a rotating ring is provided on the annular rotating groove 304. The outer diameter of the outer tube body 201 is 20-35 mm, and the wall thickness is 0.5-2 mm. The outer diameter of the rotating end is 19-34 mm, and the outer diameter of the rotating end is smaller than the outer diameter of the outer tube body. The outer diameter of the inner tube body 301 is 10-33 mm. The decorative ring 7 is arranged at the upper end of the table, and the assembly tube body 101 passes through the table so that the extension port 103 is located below the table. The first clamping ring 1102 and the second clamping ring 1103 clamp the table. By tightening the positioning ring 1101, the limiting bolt 1104 is pressed against the first clamping ring 1102 to clamp the table. The transmission mode of the transmission hole 303 and the valve core 105 switch is specifically meshing transmission. ;

[0037] Working principle: When in use, the outer end of the rotating handle 4 is rotated to make the inner end of the rotating handle 4 rotate on the rotating end 202, and the block 401 of the inner circle of the inner end drives the inner tube body 301 to rotate through the slot 305, and the inner tube body 301 drives the driving frame 302. The rotation of the driving frame 302 turns on the meshing valve core 105 switch, and the water flows into the valve core 105 through the hot water inlet pipe or the cold water inlet pipe in the water pipe assembly 10, and then flows into the water outlet pipe from the output end of the valve core 105, and then enters the water pipe 601, and finally sprays out from the pulling end 602.

[0038] Embodiment 2:

[0039] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 7 , Figure 8 , Fig. 9 , Fig.10 , Fig.11The present invention provides a technical solution for a pull-out faucet: its structure includes an assembly pipe structure 1, a straight outer pipe structure 2, a straight inner pipe structure 3, a rotating handle 4, an output pipe 5, a pull-out water pipe 6, and a decorative ring 7. The straight outer pipe structure 2 is arranged at the upper end of the assembly pipe structure 1, the straight inner pipe structure 3 is rotatably arranged inside the straight outer pipe structure 2, the inner end of the rotating handle 4 is rotatably sleeved on the upper part of the straight outer pipe structure 2, and the upper and lower ends of the rotating handle 4 are both provided with a plastic bearing 8, and also include a connecting pipe 9, one end of the connecting pipe 9 passes through the rotating handle 4 and is fixedly connected to the straight outer pipe structure 2, and the other end is connected to the output pipe 5. The assembly pipe structure 1 comprises an assembly pipe body 101 and an assembly ring 102. The assembly ring 102 is arranged on the outer ring of the upper end of the assembly pipe body 101. A protrusion port 103 is arranged on one side of the assembly pipe body 101. A valve core assembly groove 104 is arranged at the bottom of the assembly pipe body 101. A valve core 105 is arranged in the valve core assembly groove 104. A valve core gland 106 for limiting the valve core 105 is arranged at the top of the valve core assembly groove 104. The decorative ring 7 is sleeved on the assembly ring 102. A water pipe assembly 10 connected to the valve core 105 is arranged at the bottom of the pipe body 101. The straight outer pipe structure 2 The straight inner tube structure 3 comprises an outer tube body 201 and a rotating end 202, wherein the rotating end 202 is arranged at the upper end of the outer tube body 201, and a rotating groove 203 is arranged on one side of the rotating end 202; the straight inner tube structure 3 comprises an inner tube body 301 and a driving frame 302, wherein the driving frame 302 is a hollow structure in the middle and is arranged at the lower end of the inner tube body 301, and a transmission hole 303 is arranged at the bottom of the driving frame 302 for connecting with the valve core 105 switch transmission sleeve, and an annular rotating groove 304 corresponding to the inner wall of the outer tube body 201 is arranged on the top outer wall of the inner tube body 301, and a rotating groove 304 corresponding to the rotating groove 203 is arranged on the top of the inner tube body 301. The inner circle of the inner end of the rotating handle 4 is provided with a block 401 which is rotatably fitted into the rotating groove 203 and engaged with the slot 305; the pulling water pipe 6 includes a water pipe 601 and a pulling end 602, the pulling end 602 is connected to the water pipe 601, the pulling end 602 is arranged at the outer end of the output pipe 5, the water pipe 601 is extended from the output pipe 5, and passes through the connecting pipe 9 and the inner pipe body 301 in sequence, and finally extends from the hollow middle part of the driving frame 302, passes through the extension port 103 of the assembly pipe body 101, and goes around to the bottom of the assembly pipe body 101, and is connected to the water delivery pipe assembly 10;The bottom of the decorative ring 7 is provided with a mounting and fixing structure 11, the valve core 105 is specifically a cold start rotary valve core in a rotary valve core, the water delivery pipe assembly 10 comprises a hot water inlet pipe, a cold water inlet pipe and a water outlet pipe, the water pipe 601 is connected to the water outlet pipe, the outer wall of the assembly pipe body 101 has a threaded structure, the mounting and fixing structure 11 comprises a positioning ring 1101, a first clamping ring 1102 and a second clamping ring 1103, the positioning ring 1101 is threadedly connected to the assembly pipe body 101, the first clamping ring 1102 and the second clamping ring 1103 are both movably sleeved on the assembly pipe body 101, the first clamping ring 1102 is spaced above the positioning ring 1101, the second clamping ring 1103 is spaced above the first clamping ring 1102, a plurality of limiting bolts 1104 are spaced apart on the outer ring of the positioning ring 1101, and the ends of the limiting bolts 1104 are spaced apart. The first clamping ring 1102 is pressed against the lower end face of the first clamping ring 1102, and a rotating ring is arranged on the annular rotating groove 304. The outer diameter of the outer tube body 201 is 20-35 mm, and the wall thickness is 0.5-2 mm. The outer diameter of the rotating end is 19-34 mm, and the outer diameter of the rotating end is smaller than the outer diameter of the outer tube body. The outer diameter of the inner tube body 301 is 10-33 mm. The decorative ring 7 is arranged at the upper end of the table. The inner tube body 301 and the driving frame 302 are connected by a sleeve transmission, specifically a meshing sleeve. The assembly tube body 101 passes through the table, so that the extension port 103 is located below the table. The first clamping ring 1102 and the second clamping ring 1103 clamp the table. By tightening the positioning ring 1101, the limiting bolt 1104 presses against the first clamping ring 1102 to clamp the table. The transmission hole 303 and the valve core 105 switch are specifically a meshing transmission. ;

[0040] Working principle: When in use, the outer end of the rotating handle 4 is rotated to make the inner end of the rotating handle 4 rotate on the rotating end 202, and the block 401 of the inner circle of the inner end drives the inner tube body 301 to rotate through the slot 305, and the inner tube body 301 drives the driving frame 302. The rotation of the driving frame 302 turns on the meshing valve core 105 switch, and the water flows into the valve core 105 through the hot water inlet pipe or the cold water inlet pipe in the water pipe assembly 10, and then flows into the water outlet pipe from the output end of the valve core 105, and then enters the water pipe 601, and finally sprays out from the pulling end 602.

[0041] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0042] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A pull-out faucet, characterized in that: The structure comprises an assembly tube structure (1), a straight outer tube structure (2), a straight inner tube structure (3), a rotating handle (4), an output tube (5), a water pumping tube (6), and a decorative ring (7). The straight outer tube structure (2) is arranged at the upper end of the assembly tube structure (1), the straight inner tube structure (3) is rotatably arranged inside the straight outer tube structure (2), the inner end of the rotating handle (4) is rotatably sleeved on the upper part of the straight outer tube structure (2), the upper and lower ends of the rotating handle (4) are both provided with a plastic bearing (8), and the connecting tube (9) is also included. One end of the connecting tube (9) passes through the rotating handle (4) and is fixedly connected to the straight outer tube structure (2), and the other end is fixedly connected to the output tube (5). The assembly pipe structure (1) comprises an assembly pipe body (101) and an assembly ring (102), wherein the assembly ring (102) is arranged on the outer ring of the upper end of the assembly pipe body (101), a protruding port (103) is arranged on one side of the assembly pipe body (101), a valve core assembly groove (104) is arranged at the bottom of the assembly pipe body (101), a valve core (105) is arranged in the valve core assembly groove (104), a valve core gland (106) for restricting the valve core (105) is arranged at the top of the valve core assembly groove (104), the decorative ring (7) is sleeved on the assembly ring (102), and a water pipe assembly (10) connected to the valve core (105) is arranged at the bottom of the assembly pipe body (101); The straight outer tube structure (2) comprises an outer tube body (201) and a rotating end (202), wherein the rotating end (202) is arranged at the upper end of the outer tube body (201), and a rotating groove (203) is provided on one side of the rotating end (202); The straight inner tube structure (3) comprises an inner tube body (301) and a drive frame (302); the drive frame (302) is a hollow structure in the middle and is arranged at the lower end of the inner tube body (301); a transmission hole (303) is provided at the bottom of the drive frame (302) for engaging with the valve core (105) for switch transmission; an annular rotation groove (304) corresponding to the inner wall of the outer tube body (201) is provided at the top outer wall of the inner tube body (301); a clamping groove (305) corresponding to the rotation groove (203) is provided at the top of the inner tube body (301); and a clamping block (401) is provided at the inner ring of the inner end of the rotating handle (4) for rotationally fitting into the rotation groove (203) and clamping with the clamping groove (305); The pulling water pipe (6) comprises a water pipe (601) and a pulling end (602), wherein the pulling end (602) is connected to the water pipe (601), and the pulling end (602) is arranged at the outer end of the output pipe (5). The water pipe (601) extends from the output pipe (5), passes through the connecting pipe (9) and the inner pipe body (301) in sequence, and finally extends from the hollow middle part of the driving frame (302), passes through the extension opening (103) of the assembly pipe body (101), goes around to the bottom of the assembly pipe body (101), and connects to the water delivery pipe assembly (10); A mounting and fixing structure (11) is provided at the bottom of the decorative ring (7), and the mounting and fixing structure (11) comprises a positioning ring (1101), a first clamping ring (1102), and a second clamping ring (1103). The positioning ring (1101) is threadedly connected to the assembly tube body (101), and the first clamping ring (1102) and the second clamping ring (1103) are both movably sleeved on the assembly tube body (101). The first clamping ring (1102) is spaced above the positioning ring (1101), and the second clamping ring (1103) is spaced above the first clamping ring (1102). A plurality of limiting bolts (1104) are spaced apart on the outer ring of the positioning ring (1101), and the ends of the limiting bolts (1104) abut against the lower end surface of the first clamping ring (1102). The transmission hole (303) and the valve core (105) switch are driven in a meshing manner.

2. A pull-out faucet according to claim 1, characterized in that: The valve core (105) is specifically a rotating valve core.

3. The pull-out faucet according to claim 1, characterized in that: The water delivery pipe assembly (10) comprises a hot water inlet pipe, a cold water inlet pipe, and a water outlet pipe, and the water pipe (601) is connected to the water outlet pipe.

4. The pull-out faucet according to claim 1, characterized in that: The outer wall of the assembly tube body (101) has a threaded structure.

5. The pull-out faucet according to claim 1, characterized in that: The assembly tube body (101) and the assembly ring (102) are an integrated structure, the outer tube body (201) and the rotating end (202) are an integrated structure, and the inner tube body (301) and the driving frame (302) are an integrated structure.

6. The pull-out faucet according to claim 1, characterized in that: The annular rotating groove (304) is provided with a rotating ring.

7. The pull-out faucet according to claim 1, characterized in that: The outer diameter of the outer tube body (201) is 20-35 mm, the wall thickness is 0.5-2 mm, and the outer diameter of the rotating end (202) is 19-34 mm.

8. The pull-out faucet according to claim 1, characterized in that: The outer diameter of the inner tube body (301) is 10-33 mm.

9. The pull-out faucet according to claim 1, characterized in that: The inner tube body (301) and the driving frame (302) are connected in a sleeve transmission manner.

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