CN217557078U - Pipe-in-pipe water outlet structure - Google Patents

Abstract

The utility model discloses a pipe-in-pipe water outlet structure, which comprises an inner pipe and an outer pipe which are arranged inside and outside, wherein the water inlet end of the outer pipe is provided with a water inlet joint, the peripheral wall of the water inlet joint is provided with a through water inlet, and the water inlet joint is in splicing fit with the outer pipe; the water outlet end of the outer pipe is provided with a spherical joint, and the water outlet end of the spherical joint is provided with a water outlet joint; the invention provides a two-in-one drawing pipe structure, wherein the two-in-one drawing pipe is divided into an inner pipe and an outer pipe, and two fluids respectively flow in the inner pipe and the outer pipe without mutual interference; the water paths of the two fluids are synthesized on the pull pipe, so that the structure is simpler.

Description

Water outlet structure of pipe-in-pipe

Technical Field

The utility model relates to a pipe goes out water structure in pipe.

Background

The development of the common faucet reaches the bottleneck gradually at present, the multifunctional integrated faucet gradually becomes a trend, the existing integrated faucet in the current market mainly uses two-in-one as the mainstream, two independent water paths need to be designed for the existing two-in-one faucet, namely two pipes need to be used for connection, the special two-in-one valve core needs to be used, the outlets of two fluids and the controller are not located at one position, the product structure is complex, the universality is poor, and the use is not convenient.

Disclosure of Invention

In order to solve the technical problem, an object of the utility model is to provide a pipe-in-pipe goes out water structure.

The utility model discloses a following technical scheme realizes:

a pipe-in-pipe water outlet structure comprises an inner pipe and an outer pipe which are arranged inside and outside, wherein a water inlet joint is arranged at the water inlet end of the outer pipe, a through water inlet is arranged on the peripheral wall of the water inlet joint, and the water inlet joint is in inserted fit with the outer pipe; the water outlet end of the outer pipe is provided with a spherical joint, and the water outlet end of the spherical joint is provided with a water outlet joint; a first flow channel is arranged in the inner pipe, and a second flow channel is formed among the water inlet joint, the periphery, the inner peripheral wall of the spherical joint and the outer peripheral wall of the inner pipe.

The periphery of the water inlet connector is coated with a water inlet body, and a one-way valve is arranged on a water inlet channel of the water inlet body.

The periphery of the water inlet joint positioned at the two ends of the water inlet is sleeved with a second sealing ring, and the sealing rings can be connected with the inner peripheral wall of the water inlet body in a matched mode.

The outer wall that the water inlet joint is close to outer tube one end is provided with first bellying, first bellying can be with an end face looks butt of outer tube and/or body of intaking.

The inner periphery of one side of the water inlet end of the water inlet joint close to the inner pipe is provided with an annular groove, a third sealing ring is arranged in the annular groove, the sealing ring can be connected with the outer peripheral wall of the inner pipe in a matched mode, and the water inlet end of the inner pipe is further connected with a water inlet adapter in an inserted mode.

The outer peripheral wall of one side of the spherical joint close to the outer tube is provided with a second protruding part, and the second protruding part can be abutted against the other end face of the outer tube.

The water outlet end of the inner pipe is connected with a water outlet adapter in an inserted mode, a guide surface is arranged on the periphery of the water outlet adapter, and the guide surface can be matched with the water flow of the second flow channel.

The water outlet end of the water outlet joint is connected with a water outlet device, the water outlet device is provided with a first water inlet channel and a second water inlet channel, the first water inlet channel is only communicated with the first flow channel of the inner pipe, and the second water inlet channel is only communicated with the second flow channel.

The water outlet device is characterized in that a water passing cavity connected with a first water inlet channel is arranged in the water outlet device, a first water outlet channel communicated with the first water inlet channel is further arranged in the water outlet device, a movable first mandrel is arranged in the water passing cavity, a first sealing ring is arranged on the first mandrel, and the first sealing ring can control whether the first water inlet channel is communicated with the first water outlet channel or not.

The water outlet device is internally provided with a water distribution cavity connected with the second water inlet channel, the water outlet device is also internally provided with a second water outlet channel and a third water outlet channel which can be communicated with the second water inlet channel, the water distribution cavity is internally provided with a switching mandrel, and the switching mandrel can control the second water inlet channel to be communicated with the second water outlet channel or the third water outlet channel.

The utility model discloses a pipe goes out water structure in pipe has following beneficial effect: 1. the water channels of the two fluids are combined in a pull pipe, and the connection mode of the pull pipe is the same as that of a common pull pipe, so that the structure is simple; 2. the common kitchen faucet is changed by the two-in-one pull pipe and the corresponding pull head, so that the common kitchen faucet can be changed into a two-in-one kitchen faucet, and the universality is high; 3. the operation logic is the same as that of the existing kitchen faucet, the learning cost of consumers is low, and the operation is convenient.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic diagram of the present invention.

Fig. 2 is a partial schematic view of the present invention.

Fig. 3 is a partial schematic view of the present invention.

Fig. 4 is a schematic diagram of the present invention in use.

Fig. 5 is a schematic diagram of the first embodiment of the present invention.

Fig. 6 is a first schematic connection diagram of the middle water outlet device of the present invention.

Fig. 7 is a second schematic connection diagram of the middle water outlet device of the present invention.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to the attached drawings of the specification, a pipe-in-pipe water outlet structure comprises an inner pipe 10 and an outer pipe 20 which are arranged inside and outside, wherein a water inlet joint 30 is arranged at the water inlet end of the outer pipe, a through water inlet 31 is arranged on the peripheral wall of the water inlet joint, the water inlet joint is tubular in use, the water inlet is arranged on the side wall of the water inlet joint to form water inlets with the same inner circumference, the water inlet joint is in inserted connection and matching with the outer pipe, and the water inlet joint is sleeved on the outer circumference of the inner pipe; the water outlet end of the outer pipe is provided with a spherical joint 40, the water outlet end of the spherical joint is provided with a water outlet joint 41, and the water outlet joint and the spherical joint are also provided with corresponding water sealing structures and can be sealing rings; the interior intraductal first runner 11 that is provided with, form second runner 12 between the internal perisporium of water supply connector, periphery, ball joint and the outer peripheral wall of inner tube, the utility model provides a fluid of first runner and second runner is not communicating, and in use can be: the first flow passage is a purified water flow passage, and the second flow passage is a tap water flow passage.

In one use, the periphery of the water inlet joint is coated with a water inlet body 31, a one-way valve 32 is arranged on a water inlet channel of the water inlet body, and the water inlet body can be matched and connected with other pipelines to provide a fluid source of a second flow channel.

The utility model discloses in the assembly: the water inlet connector periphery cover that is located the water inlet both ends is equipped with second sealing washer 99, and the preferred recess that sets up in the water inlet connector periphery, sealing washer setting are in the recess, specifically refer to the description attached drawing, the sealing washer can be connected with the internal perisporium cooperation of the body of intaking, can guarantee the leakproofness of second runner like this, makes the phenomenon that whole can not appear leaking.

The utility model relates to an embodiment, be provided with first bellying 34 on the periphery wall that water supply connector is close to outer tube one end, first bellying can with a terminal surface looks butt of outer tube and/or water inlet body, can restrict outward appearance and water supply connector's mounted position like this, also can guarantee the mounted position of water supply connector and water inlet body simultaneously, water inlet body can be a T shape, its horizontal partial cover is established in water inlet connector periphery, one end is big opening end, it is towards the outer tube, the bore of the other end is less, as long as let the inner tube can pass, it also can not be too big simultaneously, can be close to a terminal surface looks butt of water inlet end with water inlet connector like this, also can restrict water inlet body's mounted position.

Preferably, the following steps: in order to prevent that rivers from leaking from the second runner, the water supply connector is close to the inner periphery that the inner tube intake end one side is provided with annular groove 33, be provided with third sealing washer 98 in the annular groove, the utility model discloses a sealing washer is just different in the size of use department, and its function is the same, the sealing washer can be connected with the periphery wall cooperation of inner tube, the end of intaking of inner tube still pegs graft and has intake adapter 14, and this intake adapter is connected with other pipe-line cooperations, provides the fluid source of first runner, the preferred can be the water purification.

Referring to the attached drawings of the specification, a second protruding portion 42 is arranged on the outer peripheral wall of one side, close to the outer pipe, of the spherical joint and can abut against the other end face of the outer pipe, so that the assembling position of the spherical joint and the outer pipe can be limited, meanwhile, a certain distance is reserved between the second protruding portion and the ball head portion of the spherical joint, normal use of the spherical joint and the water outlet joint can be guaranteed, rotation of a water outlet device connected to the rear end is guaranteed, and the using angle of the water outlet device is increased.

The utility model relates to an in the preferred embodiment, the play water end of inner tube is pegged graft and is had a water adapter 15, it is provided with spigot surface 16 to go out the water adapter periphery, and this spigot surface includes inclined plane and the arcwall face that once sets up along the flow direction, the spigot surface can cooperate with the rivers of second runner, like this at the second runner when flowing to the spigot surface, can lead to rivers and block, can realize slowing down the velocity of flow like this, guarantees the stability of water adapter and play water installation junction, and less injury to the junction provides the life of whole product.

The utility model discloses in use, the play water end of water connectors is connected with water outlet device 50, and this water outlet device can be for using the pull-out head in the kitchen, be provided with first inlet channel 51 and second inlet channel 52 on the water outlet device, first inlet channel is only linked together with the first runner of inner tube, the second inlet channel is only linked together with the second runner, can realize like this that two fluids do not communicate with each other.

The utility model discloses more specifically the saying so: the utility model discloses a water purification device, including the play water installation, be provided with the water cavity 53 of crossing that is connected with first inlet channel in the play water installation, still be provided with the first water passageway 54 that can be linked together with first inlet channel in the play water installation, it is provided with the first dabber 55 that can remove to cross the intracavity, first spindle is provided with first sealing washer 56, first inlet channel whether can be controlled to first sealing washer is linked together with first water passageway, the utility model discloses in use, the water that first inlet channel flowed in can be the water purification, flows to the water cavity through first inlet channel, plugs up rivers when the cooperation of first sealing washer and first dabber, and rivers will unable flow to first water passageway, the preferred is provided with water purification delivery port 57 on the panel of play water installation water outlet end.

Still further, be provided with the chamber 61 that divides that is connected with the second inlet channel in the play water installation, still be provided with second outlet channel 62 and third outlet channel 63 that can be linked together with the second inlet channel in the play water installation, in one use, be provided with gondola water faucet water outlet 64 and bubbler 65 on the panel of play water installation water outlet end, second outlet channel is connected with the gondola water faucet delivery port, and the third outlet channel is connected with the bubbler, be provided with switching dabber 60 in the chamber of dividing, switching dabber can control second inlet channel and second outlet channel or third outlet channel and be linked together, or all do not communicate, namely the fluid of second inlet channel can not flow to second outlet channel and third outlet channel, when the running water that the second inlet channel flowed in reachd the chamber of dividing through the second inlet channel, the switching dabber can carry out the switching to rivers, can select the gondola water faucet water or bubble water, this switching dabber is the same with current technology, does not explain in detail again.

The utility model discloses in a preferred use, be provided with first button 71 and second button 72 on the water outlet device, first button is used for controlling first dabber, the second button is used for controlling and switches the dabber, be provided with a connecting rod 73 between first dabber and switching dabber, the one end of this connecting rod is connected with first dabber, the other end is connected with switching the dabber, the centre articulates with the body, so the connecting rod is a seesaw structure, be provided with cavity 66 simultaneously at switching the dabber, the other end of connecting rod stretches into in this cavity, refer to the description attached drawing, when pressing first button, first dabber removes (moving downwards in the drawing), can drive the removal of switching dabber this moment, under this state, the fluid of second inlet channel can not flow into second outlet channel and third outlet channel, also be that first flow channel can go out water from the water outlet device, second flow can not go out water from the water outlet device, because when first flow goes out the water purification, its outlet end can not have mixed intersection with the running water; when the second button is pressed down, the movement of the switching core shaft can drive the first core shaft to move (upwards move in the figure), in the state, the first fluid cannot flow out from the water outlet end of the water outlet device, the fluid of the second water inlet channel can flow to the second water outlet channel or the third water outlet channel, and preferably, a reset spring 74 is arranged among the first core shaft, the switching core shaft and the water outlet device, so that the switching core shaft can be ensured to return to the initial state when water is cut off, and if the first channel cannot flow out, the water of the second channel flows out from the water outlet of the shower head.

More specifically: the utility model provides a two-in-one drawing pipe structure, the two-in-one drawing pipe is divided into an inner pipe and an outer pipe, and two fluids respectively flow in the inner pipe and the outer pipe without mutual interference; the water paths of the two fluids are synthesized in the pull pipe, so that the structure is simpler; the front end of the pull pipe is connected by threads, the rear section of the pull pipe is connected by the adapter, and the structure is the same as that of the existing general pull pipe, so that the faucet does not need a special two-in-one valve core and can be general to the existing common kitchen faucet, and a consumer can replace the two-in-one pull pipe and the corresponding pull head in the existing kitchen faucet at home, so that the common kitchen faucet can be changed into the two-in-one kitchen faucet, and the structure is simple and the universality is strong; the outlets of the two fluids and the controller are arranged on the drawing head, the operation mode is the same as that of the existing kitchen faucet, the learning cost of consumers is low, and the operation is convenient.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (10)

1. A pipe-in-pipe water outlet structure comprises an inner pipe and an outer pipe which are arranged inside and outside, and is characterized in that a water inlet connector is arranged at the water inlet end of the outer pipe, a through water inlet is arranged on the peripheral wall of the water inlet connector, and the water inlet connector is in inserted fit with the outer pipe; the water outlet end of the outer pipe is provided with a spherical joint, and the water outlet end of the spherical joint is provided with a water outlet joint; a first flow channel is arranged in the inner pipe, and a second flow channel is formed among the water inlet joint, the periphery, the inner peripheral wall of the spherical joint and the outer peripheral wall of the inner pipe.

2. The pipe-in-pipe water outlet structure of claim 1, wherein the periphery of the water inlet joint is coated with a water inlet body, and a one-way valve is arranged on a water inlet channel of the water inlet body.

3. The pipe-in-pipe water outlet structure of claim 2, wherein the outer peripheries of the water inlet joints at the two ends of the water inlet are sleeved with second sealing rings, and the sealing rings can be connected with the inner peripheral wall of the water inlet body in a matching manner.

4. The pipe-in-pipe water outlet structure of claim 3, wherein a first protrusion is arranged on the outer peripheral wall of the water inlet joint close to one end of the outer pipe, and the first protrusion can abut against one end face of the outer pipe and/or the water inlet body.

5. The structure of claim 4, wherein an annular groove is formed in an inner periphery of the water inlet joint on a side close to the water inlet end of the inner pipe, a third sealing ring is arranged in the annular groove and can be connected with an outer peripheral wall of the inner pipe in a matching manner, and the water inlet end of the inner pipe is further connected with the water inlet joint in an inserting manner.

6. The structure of claim 5, wherein a second protrusion is disposed on the outer peripheral wall of the ball joint near the outer tube, and the second protrusion can abut against the other end surface of the outer tube.

7. The structure of any one of claims 1 to 6, wherein a water outlet adapter is inserted into the water outlet end of the inner pipe, and a guide surface is disposed on the outer periphery of the water outlet adapter and can be matched with the water flow of the second flow channel.

8. The structure of claim 7, wherein a water outlet device is connected to a water outlet end of the water outlet joint, the water outlet device is provided with a first water inlet channel and a second water inlet channel, the first water inlet channel is only communicated with the first flow channel of the inner tube, and the second water inlet channel is only communicated with the second flow channel.

9. The structure of claim 8, wherein a water passing cavity connected to the first water inlet channel is disposed in the water outlet device, the water outlet device further comprises a first water outlet channel capable of communicating with the first water inlet channel, a movable first mandrel is disposed in the water passing cavity, a first sealing ring is disposed on the first mandrel, and the first sealing ring can control whether the first water inlet channel is communicated with the first water outlet channel.

10. The pipe-in-pipe water outlet structure of claim 9, wherein a water diversion cavity connected with the second water inlet channel is arranged in the water outlet device, a second water outlet channel and a third water outlet channel which can be communicated with the second water inlet channel are further arranged in the water outlet device, a switching mandrel is arranged in the water diversion cavity, and the switching mandrel can control the second water inlet channel to be communicated with the second water outlet channel or the third water outlet channel.

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