CN108087563B

CN108087563B - Washing machine tap and washing machine

Info

Publication number: CN108087563B
Application number: CN201611035185.5A
Authority: CN
Inventors: 赵志强; 许升
Original assignee: Chongqing Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Chongqing Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2016-11-22
Filing date: 2016-11-22
Publication date: 2021-07-09
Anticipated expiration: 2036-11-22
Also published as: JP6860667B2; CN108087563A; WO2018095267A1; JP2020513510A

Abstract

The invention discloses a washing machine faucet, which comprises a body and a water outlet head connected with the body, wherein a water flow channel communicated with the body is arranged in the water outlet head, the washing machine faucet also comprises a blocking piece and a top column which are arranged in a split mode, the blocking piece is arranged in the water flow channel and matched with a water outlet of the water outlet head to block the water flow channel, and one end of the top column extends into the water outlet head from the water outlet of the water outlet head from the outside and is matched with the blocking piece to jack up the blocking piece to conduct the water flow channel. The washing machine faucet provided by the invention adopts the split type plugging piece and the top column to realize automatic water stop of the faucet when the water inlet pipe of the washing machine falls off, so that the problem of serious water leakage is avoided. The top post independently sets up or installs in the inlet tube, has avoided exposing the condition outside tap, and easy packing transportation has also reduced the collision and has damaged, also easily changes spare part.

Description

Washing machine tap and washing machine

Technical Field

The invention belongs to the field of washing machines, and particularly relates to a washing machine faucet and a washing machine.

Background

In the existing washing machine faucet market, a plurality of manufacturers and nonstandard standards can cause poor contact sealing of the joint of the water inlet pipe and the water inlet pipe of the washing machine when the water inlet pipe is connected with the water inlet pipe joint of the washing machine, so that the water leakage problem is caused. Current washing machine tap is in the use, and tap is in normally open state, meets to supply water pressure too big after cutting off the water, the inlet tube is connected not intact two separation that lead to inadequately with tap, perhaps when the unexpected fracture of junction, often leads to the inlet tube to drop for flowing water spatters everywhere. Even if the raw material belt is wound on some water taps, namely the tetrafluoroethylene belt still leaks water. Especially, an unattended automatic washing machine causes water waste, and even if water leaks seriously, the floor, furniture, wall and the like of the whole house can be soaked, so that the floor, the furniture, the wall and the like are damaged.

The Chinese patent with the application number of 201520495693.6 discloses a novel washing machine faucet, which comprises a throttle valve, wherein an outlet end of the throttle valve is fixedly connected with a second-stage valve, the second-stage valve comprises a shell, the upper end and the lower end of the shell are open, stepped hole-shaped water flowing channels are arranged in the shell, the first water flowing channel and the second water flowing channel are respectively arranged in the shell, and the upper end of the shell is fixedly connected and communicated with an outlet of the throttle valve; a valve body movable rod capable of moving along the axial direction of the water flow channel is installed in the water flow channel in a matching mode, a gap is reserved between the valve body movable rod and the outlet of the throttle valve, a spring is filled in the gap, and the lower end of the valve body movable rod extends out of the shell and is exposed outside; the valve body movable rod is tightly propped against the junction of the first flowing water channel and the second flowing water channel by the elastic force of the spring to prevent the flowing water from passing through; the valve body movable rod moves upwards and compresses the spring, and a throttling gap is formed between the valve body movable rod and the junction of the first flowing water channel and the second flowing water channel to allow water to pass through. However, the lower end of the valve body movable rod of the water faucet of the washing machine extends out of the shell and is exposed outside, so that the water faucet is not beneficial to packaging, is easy to collide and damage, and is lack of attractiveness. When the valve body movable rod is damaged, the valve body movable rod matched with the internal water channel needs to be integrally replaced, or the whole faucet needs to be replaced, the universality is lacked, and the cost is also increased.

The present invention has been made in view of this situation.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a washing machine faucet and a washing machine. The top column can be arranged in the water inlet pipe, so that the condition that the top column is exposed outside the faucet is avoided, the packaging and the transportation are easy, the collision damage is reduced, and the parts are easy to replace; in addition, the faucet can be matched with a special washing machine water inlet pipe for use, the problem of unmatched connection is avoided, user experience is improved, and property safety of a user is protected.

In order to solve the technical problems, the invention adopts the technical scheme that:

the invention provides a washing machine faucet, which comprises a body and a water outlet head connected with the body, wherein a water flow channel communicated with the body is arranged in the water outlet head, the washing machine faucet further comprises a blocking piece and a top column which are arranged in a split mode, the blocking piece is arranged in the water flow channel and matched with a water outlet of the water outlet head to block the water flow channel, and one end of the top column extends into the water outlet head from the water outlet of the water outlet head from the outside and matched with the blocking piece to jack the blocking piece to conduct the water flow channel.

Furthermore, one end of the top column penetrates through a water outlet of the water outlet head and is detachably connected with the plugging piece;

or the top column is arranged in the water inlet pipe joint of the washing machine and is in contact fit with the plugging piece to jack up the plugging piece.

Furthermore, a positioning part matched with the top column is arranged on the plugging piece, one end of the top column penetrating through the water outlet of the water outlet head is detachably connected with the positioning part, and the other end of the top column is matched with a water inlet pipe of the washing machine;

or the top column penetrates through one end of the water outlet head to contact with the positioning part so as to jack up the blocking piece, and the other end of the top column is fixed in the water inlet pipe joint of the washing machine.

Furthermore, the positioning part is a groove which is arranged on the bottom surface of one end of the plugging piece facing the water outlet, when the water inlet pipe joint is connected with the water outlet head, the top end of the ejection column is inserted into the groove to eject the plugging piece, and water flow is allowed to pass through;

preferably, the inner diameter of the groove is matched with the outer diameter of the top column fixed in the water inlet pipe joint.

Further, the support is fixedly connected with the inside of the water inlet pipe joint, the outer diameter of the stand is matched with the inner diameter of the positioning groove, and a runner groove is formed in the lower portion of the stand or the support.

Furthermore, location portion is the constant head tank, and the inner wall of constant head tank is equipped with the screw thread, the fore-set passes the one end and the location threaded connection of the delivery port of hydroecium head, and the other end of fore-set is inconsistent with the joint inside of inlet tube.

Furthermore, a sealing groove is formed in the side wall of one end, facing the water outlet of the water faucet, of the plugging piece, a sealing ring is sleeved on the sealing groove, and the inner wall of the water outlet of the water faucet is matched with the sealing ring;

preferably, the inner wall of the water outlet of the water faucet is provided with an arc-shaped surface matched with the sealing ring.

Furthermore, a flow guide groove is formed in the circumferential outer wall of the upper part of the sealing groove of the plugging piece and used for water flow to pass through;

preferably, the diversion grooves are arranged at intervals along the water flow direction, a guide rib is formed between every two adjacent diversion grooves, and the guide rib is matched with the inner wall of the water outlet head and used for guiding the plugging piece to return and sealing the water outlet of the water outlet head.

Furthermore, the one end of shutoff piece towards the body is connected with the elastic component, the other end of elastic component is contradicted at the lower extreme of body, and the elastic component acts on the shutoff piece and makes its delivery port of sealed water outlet head that resets, still be equipped with the spacing guiding mechanism who is used for injecing the elastic component up-and-down motion in the rivers passageway of body or in the rivers passageway of water outlet head.

The invention also provides a washing machine, which comprises a water inlet pipe and a water inlet pipe joint of the washing machine, wherein the water inlet pipe of the washing machine is arranged on the water faucet of the washing machine through the water inlet pipe joint, and one end of the top column is arranged in the joint of the water inlet pipe.

After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:

1. in the washing machine faucet, the plugging piece and the top column are arranged in a split mode, and the plugging piece and the top column can be connected in a detachable mode and act together as a whole; or as separate two pieces, respectively arranged in the water tap and the water inlet pipe joint to respectively function. So, the fore-set can be installed when the reconnection to the shutoff piece on, perhaps fix in the water inlet pipe connects, need not stretch out the tap outside, consequently easily pack and elegant appearance, also avoid colliding with the damage that the problem leads to the part.

2. The plugging piece and the top column of the washing machine faucet are arranged in a split mode, so that parts can be replaced conveniently, and cost is saved.

3. The plugging piece and the top column of the washing machine faucet are matched, and the positioning structure and the guide structure are arranged, so that the vertical movement of the plugging piece and the top column can be accurately limited, the sealing failure caused by the lateral deviation of the plugging piece is avoided, and the automatic water stopping effect is better and safer.

4. The water outlet of the washing machine water faucet is matched with the sealing ring of the plugging piece, so that the sealing effect can be enhanced, the sealing ring is prevented from being damaged, and a certain guiding effect is achieved.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a side view of a faucet and inlet tube of a washing machine according to the present invention;

FIG. 2 is a perspective view of the faucet and water inlet tube of the washing machine of the present invention;

FIG. 3 is a sectional view showing a state where a water inlet pipe is not connected to a water tap of a washing machine according to the present invention/the water inlet pipe is detached;

fig. 4 is a perspective view of a closure of the present invention;

FIG. 5 is a sectional view of the faucet of the washing machine of the present invention after being connected to a water inlet pipe;

FIG. 6 is an exploded view of the faucet and water inlet tube of the washing machine of the present invention;

fig. 7 is a sectional view showing a state where a water inlet pipe is not connected to a water tap of a washing machine with a position-limiting guide mechanism and the water inlet pipe is detached.

In the figure: the water inlet pipe joint comprises a body 1, a water outlet head 2, a water inlet pipe joint 3, a valve core cap 4, a handle 5, a sealing gasket 6, a stop plate 7, a spring 8, a sealing piece 9, a top column 10, a limiting through hole 11, a hose 12, a guide column 13, a water outlet head groove 201, a water outlet 202, a limiting table 203, a matching inclined plane 204, a lock sleeve 301, a joint pipe 302, a self-locking spring 303, a sealing sheet 304, a ball 305, a sealing groove 901, a sealing ring 902, a positioning part 903, a flow guide groove 904, a guiding rib 905, a positioning rib 906, a support 1001, a stand 1002 and a flow channel 1003.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 7, the invention provides a washing machine faucet, which comprises a body 1 and a water outlet head 2 connected with the body, wherein a water flow channel communicated with the body is arranged in the water outlet head 2, the washing machine faucet further comprises a blocking piece 9 and a top column 10 which are arranged in a split mode, the blocking piece 9 is arranged in the water flow channel and matched with a water outlet 202 of the water outlet head to block the water flow channel, and one end of the top column 10 extends into the water outlet head from the water outlet 202 of the water outlet head from the outside and matched with the blocking piece 9 to jack up the blocking piece 9 to conduct the water flow channel.

The body is the main part of the faucet, is an assembly framework of other parts and is also a fixing element for mounting the water outlet head.

One end of the body is a threaded connection part which can be screwed into a tap water pipeline interface reserved in a consumer family. And sealing can be ensured. The tail end of the thread is provided with a stop, so that the thread part can be limited from entering a reserved tap water pipeline interface too much, and the interface is damaged; secondly, after the screw-in is fastened, the stop blocks can just shield the connecting part, so that the whole body is attractive.

The upper part of the body is provided with a valve core cap 4 which shields the valve core body, thus being more beautiful. The valve body is arranged on the body, and a sealing ring or a sealing gasket 6 is arranged between the valve body and the body for sealing, so that the valve body is arranged behind the body, and no liquid leakage is ensured between the valve body and the body. The valve core can control the opening and closing of the water tap and the water flow. The valve core is arranged on the valve body.

The valve core cap is provided with a handle 5, so that a consumer can conveniently rotate 0-90 degrees, and the user can conveniently adjust the valve core, and further control the on-off of water flow and the size of the water flow. The handle 5 may be a straight handle, and the handle and the valve core cap are integrally formed. The valve core cap is provided with a connecting piece which is fixedly connected with the valve core, and the valve core is driven to rotate by the rotation of the handle.

The water outlet head 2 is connected with the body 1, a water flow channel communicated with the body is arranged in the water outlet head, and the water flow channel can be assembled on the body of the water faucet and can flow out of the water outlet head through the body. The inner wall of the water outlet head is at least partially provided with internal threads which can be tightly connected with the external threads at the tail end of the body. The outside of junction has the structure that makes things convenient for the consumer to fasten, for example the muscle of vertical bar, a plurality of tangent plane isotructure, for fastening the tangent plane in fig. 2, can make things convenient for the consumer to use tools such as spanner, pliers further fastening on the body.

The outer wall of the water outlet head is provided with a water outlet head groove 201 which is convenient for being fast clamped with the water inlet pipe connector 3 of the washing machine.

The opposite end of the water outlet head connected with the body is a water outlet through which water flows out. The outer corner of the water outlet can be a fillet structure, such as the chamfer structure shown in fig. 3, the surface is smooth, and the rubber sealing ring of the water inlet pipe can be prevented from being damaged to cause water leakage.

The inner wall of the water outlet head is contracted inwards at the water outlet to form the water outlet. The plugging piece and the top column are arranged in a split mode, and the plugging piece is arranged in the water flow channel, arranged at the upper end of the water outlet and matched with the water outlet of the water outlet head. The plugging piece can be provided with a sealing ring, and when the plugging piece is in sealing contact with the water outlet, the water flow channel can be cut off; one end of the top column extends into the water outlet head from the water outlet of the water outlet head from the outside and is matched with the plugging piece to jack up the plugging piece so as to conduct the water flow channel. The fore-set can be connected with the shutoff piece with detachable mode, also can independent setting separately, and both are through the contact and jack-up shutoff piece, switch on rivers. By the arrangement, the plugging piece can be hidden in the water outlet head, and the top column can be independently packaged, so that the periphery of the water faucet is smooth, no exposed rod exists, the packaging and the transportation are facilitated, and meanwhile, the collision and the damage can be avoided; when the top pillar or the plugging piece is damaged, the parts are easy to replace independently.

Example one

As shown in fig. 3 to 6, the top pillar 10 of the present embodiment is disposed in the water inlet nipple 3 of the washing machine and is in contact-engagement with the closing member 9 to jack up the closing member 9.

The plugging piece is arranged in a water flow channel of the water outlet head and can move up and down along the water flow channel, and when the plugging piece is in sealing contact with the water outlet, the water outlet can be sealed to cut off water flow. The top column can be independently arranged and is arranged in the joint of the water inlet pipe of the washing machine. The top pillar can be integrated with the water inlet pipe joint through injection molding, and can also be used as an independent part and fixedly installed in the water inlet pipe joint when needed. When the water inlet pipe is connected with the water outlet head through the water inlet pipe joint, the top column in the water inlet pipe joint can extend into the water outlet head from the water outlet of the water outlet head and is in contact with the plugging piece, and the plugging piece is jacked up to conduct the water flow channel. So set up, not only be convenient for packing the transportation, avoid colliding with the damage, still can prepare complete set tap and inlet tube, guarantee tap and inlet tube and connect the complete matching, avoid taking place unexpectedly.

Furthermore, a positioning part 903 matched with the top column is arranged on the plugging piece 9, one end of the top column 10, which penetrates through the water outlet of the water outlet head, is in contact with the positioning part 903 to jack up the plugging piece 9, and the other end of the top column 10 is fixed in the water inlet pipe joint 3 of the washing machine.

The location portion on the shutoff piece is the position with the fore-set contact, can set up to recess or arch etc. can with the fore-set location contact can. The fore-set stretches into out the water head after from the outside, contacts through location portion and shutoff piece to when inlet tube connects the joint on the water head, upwards jack-up shutoff piece, shutoff piece and delivery port separation form the clearance, rivers enter into the inlet tube through the delivery port.

Further, the positioning portion 903 is a groove, the groove is disposed on a bottom surface of one end of the blocking piece 9 facing the water outlet 202, when the water inlet pipe joint 3 is connected with the water outlet head 2, the top end of the top column 10 is inserted into the groove, and the blocking piece 9 is jacked up to allow water flow to pass through.

The preferred scheme is that the one end of fore-set cooperatees with location portion, and when the location portion was the recess, fore-set one end can insert regular shutoff piece in the recess, and when the location portion was protruding, the one end of fore-set can set up to the recess with protruding complex. Therefore, the plugging piece can be conveniently jacked up vertically by the jacking column, the lateral deviation of the plugging piece is avoided, and poor sealing is prevented when the plugging piece is returned to the water outlet.

More preferably, the inner diameter of the groove is matched with the outer diameter of a top column fixed in the water inlet pipe joint.

The fore-set can be cylinder type, square, cross etc. the shape of recess and the shape phase-match of fore-set to the internal diameter of recess sets up with the external diameter fit of the fore-set of fixing in water inlet pipe connects, when making water inlet pipe connect and tap high-speed joint, the fore-set in the joint gets into the recess just and can back open the shutoff piece, the vertical jack-up shutoff piece of fore-set of being convenient for avoids shutoff piece lateral deviation, prevents to playback to fall to the delivery port when sealed bad.

Further, the support 10 includes a column 1002 and a bracket 1001, the bracket 1001 is fixedly connected with the inside of the water inlet pipe joint 3, the outer diameter of the column 1002 is matched with the inner diameter of the positioning groove, and a runner groove 1003 is arranged on the lower portion of the column or the bracket.

The support of fore-set can be the tripod support that the interval set up, has great clearance between adjacent support, allows rivers to pass through, the upper end and the stand integrated into one piece of tripod support, the lower extreme or the lateral wall integrated into one piece of lateral wall and the water pipe connector of tripod support, perhaps the lower extreme fixed mounting of tripod support is on the inside annular boss of water pipe connector. The support can also be designed into an annular table, and a runner groove or a water through hole is arranged on the annular table. Vertical runner grooves can be arranged on the upright posts, so that water flow can conveniently pass through the upright posts.

Example two

In this embodiment, one end of the top pillar 10 passes through the water outlet 202 of the water outlet head 2 and is detachably connected with the blocking member 9.

The fore-set is with detachable connected mode, when needs installation tap, connects on the shutoff piece, becomes a whole, and when inlet tube and tap were connected, the other end of fore-set supported and leaned on in the washing machine inlet tube on inside arch, and fore-set and shutoff piece are by the jack-up, and rivers can pass through the clearance between shutoff piece and the delivery port. By the arrangement, the top column can be independently packaged during packaging, the periphery of the faucet is smooth, no exposed rod exists, the faucet is convenient to package and transport, and meanwhile, collision and damage can be avoided; when the top pillar or the plugging piece is damaged, the parts are easy to replace independently.

Furthermore, a positioning part 903 matched with the top column 10 is arranged on the plugging piece 9, one end of the top column penetrating through the water outlet of the water outlet head is detachably connected with the positioning part, and the other end of the top column is matched with the water inlet pipe of the washing machine.

The one end of fore-set and the location portion detachable connection of shutoff piece, for example threaded connection, grafting, bayonet coupling etc. the other end of fore-set sets up with washing machine's inlet tube cooperation, can lean on the annular bulge of inlet tube coupling when inlet tube and washing machine tap are connected.

During the packing, the fore-set and tap can be easy independent packing respectively, and during the installation use, the one end that the fore-set passed the delivery port of hydrojet passes through the screw thread and is connected with the constant head tank of shutoff piece, and behind washing machine's inlet tube and tap joint, the other end of fore-set and the inside conflict of joint of inlet tube jack-up shutoff piece allow rivers to pass through.

EXAMPLE III

As shown in fig. 3 to 6, this embodiment is a further limitation of the first embodiment and the second embodiment, a sealing groove 901 is provided on a side wall of one end of the blocking piece 9 facing the water outlet 202 of the faucet, a sealing ring 902 is sleeved on the sealing groove 901, and an inner wall of the water outlet 202 of the faucet is matched with the sealing ring 902.

The plugging piece can be a plug, a sealing groove is formed in the side wall of one end, in contact with the water outlet, of the plugging piece, the inside of the sealing groove is arc-shaped or semicircular, an O-shaped sealing ring is convenient to sleeve, and sealing is enhanced. Alternatively, other types of seals may be provided depending on the shape of the groove. The inner wall of the water outlet of the water faucet is matched with the sealing ring, preferably, the inner wall of the water outlet of the water faucet is provided with an arc-shaped surface matched with the sealing ring. So, the inner wall of delivery port can laminate the contact completely with the sealing washer, has strengthened the leakproofness greatly.

In a further scheme, a flow guide groove 904 is formed in the circumferential outer wall of the upper portion of the sealing groove 901 of the plugging piece and used for water flow to pass through.

The circumferential outer wall of the upper part of the sealing groove of the plugging piece is provided with a guide groove in the vertical direction, and water flow can flow through the guide groove and between the side wall of the plugging piece and the inner wall of the water outlet head, so that the blockage of the plugging piece on the water flow is reduced as much as possible, and the flow rate is not reduced.

Preferably, the guiding grooves 904 are arranged at intervals along the water flow direction, a guiding rib 905 is formed between adjacent guiding grooves 904, and the guiding rib 905 is arranged in cooperation with the inner wall of the water outlet head 2 for guiding the blocking piece 9 to return and sealing the water outlet 202 of the water outlet head.

Still be equipped with vertical spaced direction muscle on the circumference outer wall on the seal groove upper portion of shutoff piece, be the guiding gutter between the adjacent direction muscle, the outer wall of direction muscle sets up to convex with the inner wall complex of play hydrohead, makes the shutoff piece can enough smooth and easy up-and-down motion, can play spacing guide effect again, when preventing the top unsealing shutoff piece or when the shutoff piece playback the shutoff piece lateral deviation lead to sealed inefficacy scheduling problem.

Example four

As shown in fig. 3 to 6, this embodiment is further limited to the first embodiment or the second embodiment, an elastic member is connected to one end of the blocking member 9 facing the body 1, the other end of the elastic member abuts against a stop member at the lower end of the body, and the elastic member acts on the blocking member to restore the blocking member to seal the water outlet 202 of the water outlet head.

The elastic member of this embodiment is a spring 8, and the stopper is a stopper 7. The stop piece is fixedly connected with the inside of the water outlet head, and the fixed connection can be in a threaded connection, a buckle connection, an adhesive connection, an interference fit connection mode and the like, so that the fixed connection can be realized. In this embodiment, an interference fit connection is used. The center of the stopping piece is provided with a central through hole 11, so that water flow can be effectively prevented from being blocked, and the flow speed of a pipeline is not reduced. The lower end of the stopping sheet is provided with an annular boss, the outer diameter of the annular boss is matched with the inner diameter of the spring, and preferably, the outer diameter of the annular boss is slightly larger than the inner diameter of the spring, so that one end of the spring is fixed.

The external diameter of spring slightly is lighter than the internal diameter of play water head, can realize telescopic motion from top to bottom along the inner wall free activity of play water head, and the inner wall of a water outlet head simultaneously carries on spacingly to the spring, prevents that telescopic motion from resulting in the ascending bending of the vertical side of spring, and then leads to the side of end cap partially for sealed inefficacy.

The end of the plugging piece facing the body is provided with positioning ribs 906 for fixing the spring, the positioning ribs are vertically arranged at intervals and are enclosed into a circle, the number of the positioning ribs is N, and N is larger than or equal to 2. The circular outer diameter formed by the positioning ribs is slightly larger than the inner diameter of the spring, so that the spring can be tightly connected to the plugging piece. Flow guide grooves 904 are formed between the positioning ribs.

The positioning ribs for fixing the springs on the plugging pieces and the guide ribs for limiting and guiding are correspondingly arranged up and down, so that the guide grooves between the positioning ribs and between the guide ribs are communicated up and down for smooth water flow.

The inside of the junction of the water outlet head 2 and the body 1 of the water faucet is also provided with a sealing gasket 6, the sealing gasket 6 is arranged between the stop piece 7 and the body 1, and the sealing gasket can deform and seal after the water outlet head and the body are fastened and connected, so that the junction of the water outlet head and the body is completely sealed, and no leakage exists between the body and the water outlet head.

EXAMPLE five

As shown in fig. 7, in this embodiment, one end of the blocking member facing the body is connected with an elastic member, the other end of the elastic member abuts against the lower end of the body, the elastic member acts on the blocking member to restore the blocking member and seal the water outlet of the water outlet head, and a limiting guide mechanism for limiting the elastic member to move up and down is further arranged in the water flow channel of the body or the water flow channel of the water outlet head.

The limiting guide mechanism comprises a stop piece and a guide piece, the stop piece is a stop piece 7, and the guide piece is a guide column 13. The guide post is arranged at one end of the plugging piece connecting spring 8 and is integrally formed with the plugging piece 9 or detachably connected with the plugging piece. The other end of the guide post penetrates through a limiting through hole in the center of the stop piece, and the limiting through hole plays a role in positioning and guiding the plugging piece. When the water inlet pipe is not connected, the tail end of the guide column of the plugging piece is just positioned in the limiting through hole in the center of the stop piece. When the water inlet pipe is connected, the guide column of the plugging piece penetrates through the limiting through hole in the center of the stop piece. The limiting through holes play a role in limiting and guiding the guide columns in the vertical direction, and sealing failure caused by lateral deviation of the plugging piece is prevented.

According to a further scheme, the stop piece is a stop piece, the periphery of the stop piece is fixed in the water flow channel, a limiting through hole is formed in the center of the stop piece, and a water passing hole for water flow to pass through is formed between the limiting through hole and the periphery of the stop piece.

Scheme 1: the limiting through hole of the stop piece is formed by surrounding an inner annular rib, the periphery of the stop piece is an outer annular rib, a connecting rib is arranged between the inner annular rib and the outer annular rib of the stop ring, and a water hole is formed between the adjacent connecting ribs. The stop piece is provided with N connecting ribs, wherein N is more than or equal to 2. Preferably 3. The water passing holes are formed among the connecting ribs, so that the cross-sectional area of water flow can be increased as much as possible, and the flow resistance can be reduced as much as possible.

Scheme 2: the center of the stopping piece is provided with a limiting through hole, and a plurality of water passing holes are distributed on the stopping piece body between the limiting through hole and the periphery, so that the cross-sectional area of water flow is increased, and the flow resistance is reduced as much as possible.

EXAMPLE six

As shown in fig. 7, this embodiment is another embodiment, the side wall of the blocking member 9 is provided with outwardly protruding guide ribs 905 at intervals, and the circle defined by the guide ribs 905 is matched with the inner wall of the water flow passage to limit the movement of the blocking member 9.

Set up outside convex direction muscle on the lateral wall of shutoff piece, the direction muscle has three effect: positioning, guiding and limiting. The number of the guide ribs is N, and N is more than or equal to 2. Preferably 3. Preferably, the diameter of the circle defined by the guide ribs is adapted to the inner diameter of the flow passage in the water outlet head, so that the positioning and guiding effects are realized, and the sealing failure caused by the lateral deviation when the plugging piece moves up and down is effectively prevented.

The guide rib can be arranged in a step shape and extends out of one end of the plugging piece; the guide rib of the side wall plays a role in limiting and guiding, and the guide rib extending out of one end can serve as a positioning rib 906 and is fixedly connected with the spring. Preferably, the diameter of the circle surrounded by the positioning ribs is slightly smaller than the outer diameter of the spring, so that the spring and the plugging piece are better positioned and fixed.

Further, the inner wall echelonment of rivers passageway sets up and forms spacing platform 203, spacing platform 203 supports with the lower terminal surface laminating of the direction muscle 905 of shutoff piece, and the restriction shutoff piece excessively moves down. The inner wall of the water flow channel below the limiting table is provided with a matching inclined surface 204, one end of the plugging piece is sleeved with a sealing ring 902, and the matching inclined surface is matched with the sealing ring and is in sealing contact with the sealing ring.

The plugging piece is matched with the inner wall of the water flow channel to control water flow, so that the inner wall of the water flow channel in sealing contact with the plugging piece is inwards protruded to form a water outlet smaller than the inner diameter of the water flow channel.

One end of the blocking piece facing the water outlet is provided with a sealing groove, and a sealing ring is sleeved on the sealing groove. The diameter of the plugging piece above the sealing ring is slightly larger than that of the plugging piece below the sealing ring, so that an inclined plane can be basically formed after the sealing ring is sleeved, the inclined plane is attached to the matched inclined plane of the inner wall of the water flow channel, and the water flow channel is in sealing contact with the inclined plane to cut off water flow.

When the shutoff piece cuts rivers, the sealing washer that shutoff piece pot head was established and the cooperation inclined plane sealing contact of rivers passageway cooperate the spacing platform of inclined plane top simultaneously and the lower terminal surface laminating support of the direction muscle of shutoff piece, restriction shutoff piece excessively moves down. Meanwhile, the sealing failure caused by excessive pressing of the sealing ring when the water pressure is too high is prevented.

EXAMPLE seven

This embodiment provides a washing machine, including washing machine's inlet tube and inlet tube connector 3, washing machine's inlet tube passes through inlet tube connector to be installed washing machine tap on, be equipped with shutoff piece 9 in washing machine tap's the delivery port, the one end setting of fore-set in the joint of inlet tube.

Contain joint pipe 302 and lock sleeve 301 in the joint of inlet tube, lock sleeve 301 is movable about the joint pipe 302 to can be dead through auto-lock spring 303 playback lock, the spacing collar prevents that lock sleeve and joint pipe from droing. The details can be described as follows:

the lock sleeve 301 capable of sliding is pressed down, the water outlet of the faucet is inserted into the water inlet pipe joint 3, the lock sleeve 301 is loosened, the lock sleeve moves upwards to reset under the action of restoring elastic force under the action of the self-locking spring 303, the ball 305 is extruded by the self-locking chamfering structure and gradually moves inwards, the ball is extruded into the water outlet head groove 201 as a result, and a 'snap' sound is emitted, and at the moment, the ball of the self-locking structure is embedded into the water outlet head groove 201 of the faucet. The structure of the water inlet pipe can not fall off, and the water outlet and the joint are sealed by the annular sealing sheet 304, so that no leakage is ensured between the water outlet head and the water inlet pipe joint of the faucet.

The lock sleeve of the water outlet head of the water receiving faucet is movable, N balls play a role in fixing and locking, when the water receiving faucet pushes by applying external force downwards, the balls are extruded and move outwards gradually by the unlocking chamfer structure of the water faucet, and as a result, the balls can be extruded into the unlocking groove, and the balls cannot be embedded into the groove of the water outlet head, so that the faucet of the lower connecting pipe can be pulled out easily.

The intake pipe joint of the present embodiment is previously equipped with the top pillar 10 inside, and the periphery of the base of the top pillar is provided with the flow channel 1003.

After the water inlet pipe of the embodiment is connected with the water faucet of the washing machine, the top column of the water inlet pipe naturally pushes the unsealing piece and compresses the spring. When the handle of the water tap rotates 90 degrees, water flow can enter the water outlet head through the body and then enter the water inlet pipe of the washing machine through the water outlet of the water tap, and the water flow enters the washing machine.

The top pillar is preferably injection molded integrally with the water inlet pipe joint. The top post may also be a single piece, secured in the faucet coupling.

Only when the water inlet pipe of the washing machine is connected with the water faucet of the washing machine, the water faucet supplies water to the water inlet pipe to form a water flow channel. When the water inlet pipe of the washing machine is not connected with the water faucet of the washing machine or falls off, the plugging piece inside the water faucet seals the water outlet of the water faucet. Even if the valve core is opened in the faucet, water cannot flow out of the water outlet, and property of consumers is greatly guaranteed.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A washing machine faucet comprises a body and a water outlet head connected with the body, wherein a water flow channel communicated with the body is arranged in the water outlet head;

the plugging piece is provided with a positioning part matched with the top column, the positioning part is a positioning groove, the inner wall of the positioning groove is provided with threads, the top column penetrates through one end of the water outlet head and is in threaded connection with the positioning part, and the other end of the top column is abutted against the interior of the connector of the water inlet pipe;

the side wall of the plugging piece is provided with guide ribs protruding outwards at intervals, the guide ribs are in a step shape and extend out of one end of the plugging piece, and the circle defined by the guide ribs is matched with the inner wall of the water flow channel to limit the movement of the plugging piece; the inner wall ladder-shaped arrangement of rivers passageway forms spacing platform, spacing platform and the lower terminal surface laminating support of the direction muscle of shutoff piece restrict the shutoff piece and excessively move down.

2. The washing machine faucet according to claim 1, wherein a sealing groove is formed in a side wall of one end, facing a water outlet of the faucet, of the blocking piece, a sealing ring is sleeved on the sealing groove, and an inner wall of the water outlet of the faucet is matched with the sealing ring.

3. The faucet of claim 2, wherein a diversion channel is formed on the circumferential outer wall of the upper part of the sealing groove of the plugging member for water flow.

4. The washing machine faucet of claim 1, wherein an elastic member is connected to one end of the blocking member facing the body, the other end of the elastic member abuts against the lower end of the body, the elastic member acts on the blocking member to restore the blocking member to seal the water outlet of the water outlet head, and a limiting and guiding mechanism for limiting the upward and downward movement of the elastic member is further arranged in the water flow channel of the body or the water flow channel of the water outlet head.

5. A washing machine, comprising a water inlet pipe and a water inlet pipe joint of the washing machine, characterized in that the water inlet pipe of the washing machine is arranged on the water tap of the washing machine according to any one of claims 1 to 4 through the water inlet pipe joint, and one end of the top pillar is arranged in the joint of the water inlet pipe.