CN218671074U - Quick-connecting water-stop nut - Google Patents

Abstract

The utility model discloses a quick-connection water stop nut, which comprises a water supply joint component and a water consumption joint component; the water supply joint component comprises a first joint, a second joint, a water stop plug, a water stop spring, a limiting spring and a limiting sleeve; the first joint comprises a first water passing cavity; the second joint is connected with the first joint, and a second water passing cavity is arranged in the second joint; a water passing hole is arranged in the second water passing cavity; the water stop plug is arranged in the first water passing cavity and blocks the water passing hole under the action of the water stop spring; the limiting spring and the limiting sleeve are sleeved on the periphery of the second joint; the inner wall of the limiting sleeve is provided with a locking mechanism; the limiting spring acts on the limiting sleeve to lock the locking mechanism, and the limiting sleeve is pulled to unlock the locking mechanism; the water joint component comprises a water passing column which is movably and hermetically inserted in the second water passing cavity, and the water passing column is locked by a locking mechanism; the water passing column props against the water stop plug so that the water stop plug is separated from the water passing hole. The utility model discloses a dismantlement is realized to the pull form, convenient operation, efficient, has the stagnant water function after dismantling, prevents to leak.

Description

Quick-connecting water-stop nut

Technical Field

The utility model relates to a water route intercommunication piece technical field especially indicates a connect stagnant water nut soon.

Background

In the prior art, a water inlet of a toilet water tank is generally directly communicated to a water outlet valve on a wall through a water pipe, and the water inlet is connected with the water pipe through a joint nut. Because the water inlet of the water tank of the toilet is usually arranged on the back of the ceramic body of the toilet, the operation space is limited, so that the operation is difficult when the water pipe is connected or disassembled, and the joint structure of a joint nut and the like can be disassembled only by screwing a circle of revolution, so that the efficiency is low; meanwhile, the common joint nut does not have a water stopping function, and a water outlet valve on the wall needs to be closed before disassembly and assembly, so that the operation steps are further increased, and the efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connect stagnant water nut soon adopts the form of pull to realize dismantling, convenient operation, efficient to have the stagnant water function after dismantling, prevent that the water pipe from leaking.

In order to achieve the above purpose, the solution of the present invention is:

a quick-connection water stop nut comprises a water supply joint component connected with a water supply end and a water using joint component connected with a water using end; the water supply joint component comprises a first joint, a second joint, a water stop plug, a water stop spring, a limiting spring and a limiting sleeve; the first joint comprises a water inlet joint and a first water passing cavity which are communicated; the second joint is hermetically connected with the water outlet end of the first water passing cavity, and a second water passing cavity is arranged in the second joint; a circle of limiting flange is arranged on the side wall of the second water passing cavity, and a water passing hole is formed in the center of the limiting flange; the water stop plug is arranged in the first water passing cavity and used for blocking the water passing hole under the action of the water stop spring; the limiting spring and the limiting sleeve are sequentially sleeved on the periphery of the second connector; the inner wall of the limiting sleeve is provided with a locking mechanism acting on the second water passing cavity; the limiting spring acts on the limiting sleeve to enable the locking mechanism to be in a locking state, and the locking mechanism is in an unlocking state when the limiting sleeve compresses the limiting spring; the water joint component comprises a water passing column provided with a water passing channel; the water passing column is movably and hermetically inserted into the second water passing cavity and is locked by the locking mechanism; the end part of the water passing column supports against the water stop plug so that the water stop plug is separated from the water passing hole, and the water supply joint component is communicated with the water use joint component.

The water stop plug comprises a water stop plate and a plurality of water stop ribs which radially extend outwards from the central line of the water stop plate, and the water stop ribs are arranged on the lower surface of the water stop plate; the water stop plate movably seals the water through hole; the outer side of the water stop rib is in clearance fit with the side wall of the first water passing cavity.

Preferably, the lateral wall of the first water passing cavity is provided with a guide groove for the water stopping rib to be movably matched, and the water stopping rib is in sliding connection and matching in the guide groove.

Preferably, the upper surface of stagnant water board is provided with the installation department, the cover is equipped with the stagnant water pad on the installation department.

Preferably, the opposite surfaces of the water stop rib and the first water passing cavity are respectively provided with a first protruding part and a second protruding part, and two ends of the water stop spring are respectively sleeved on the first protruding part and the second protruding part.

The locking mechanism comprises a plurality of through holes arranged on the side surface of the second joint, steel balls movably matched in the through holes, a first annular step and a second annular step arranged on the inner wall of the limiting sleeve, and limiting ring grooves arranged on the peripheral surface of the water passing column; the radius of the first annular step is smaller than that of the second annular step, and the second annular step is positioned above the first annular step; the limiting spring acts on the limiting sleeve to enable the side face of the first annular step to extrude the steel ball, and the steel ball is matched in the through hole and embedded in a limiting ring groove of the water column so as to lock the water column; the spacing sleeve compresses during the spacing spring the steel ball can deviate from the perforation and the cooperation is in the side of second annular step to the realization is right the locking of crossing the water column.

The first joint is in threaded connection with the second joint, and a first annular pad is arranged at the joint of the first joint and the second joint.

The water supply joint assembly also comprises a C-shaped split retainer ring; the inner wall of the limiting sleeve is provided with a third annular step; the C-shaped split retainer ring is buckled on the peripheral surface of the upper end of the second joint; the limiting sleeve is in contact with the C-shaped split retainer ring under the action of the limiting spring, and the C-shaped split retainer ring is matched with the third annular step.

Cross being provided with at least one installation annular on the global of water column, the embedded sealing ring that is equipped with of installation annular, the sealing ring tight fit is in cross the water column with the lateral wall in water cavity is crossed to the second.

After the technical scheme is adopted, the utility model discloses following technological effect has:

(1) the water stop plug of the water supply joint component and the water passing column of the water supply joint component are matched to realize plugging or conduction of the water passing hole: when the water passing column is separated from the second joint, the water stopping plug blocks the water passing hole under the action of the water stopping spring; when the water passing column is inserted into the second connector, the end part of the water passing column props against the water stop plug and enables the water stop plug to be separated from the water passing hole, so that the water stopping function after the water supply connector assembly is disassembled is realized, a water outlet valve on a wall does not need to be closed when a water pipe needs to be disassembled for maintenance or replacement of accessories, and the operation is simpler and more convenient;

(2) the limiting of the water column in the second joint is realized by the locking mechanism on the inner wall of the limiting sleeve, and a user can unlock the locking mechanism by compressing the limiting spring through the drawing limiting sleeve, so that the water supply joint assembly and the water use joint assembly are disassembled, the operation is simple, convenient and fast, and the efficiency is high.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

FIG. 3 is a perspective view of a nut fitting according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of an off state of an embodiment of the present invention;

FIG. 5 is a schematic view of the communication state according to the embodiment of the present invention;

the reference numbers illustrate:

10-a water supply connection assembly; 11- -a first joint; 111- -water inlet connection;

112- -first water passing cavity; 113- -guide groove; 114-a second projection;

12- -a second joint; 121- -second water passing cavity; 122-a position-defining flange;

123- -water passing hole; 124- -perforation; 13- -water stop plug;

131- -water stop plate; 132-water stop ribs; 133- -a mounting portion;

134- -first projection; 14-a water stop spring; 15- -a limit spring;

16-a stop collar; 161- -a first annular step; 162- -a second annular step;

163- -third annular step; 17- -a first annular pad; 18- -water stop pad;

19- -steel ball; 110- -C type split ring; 20- -a water joint assembly;

21- -a screw; 211-external thread; 22-a nut fitting;

221- -passing water column; 222- -a water passage; 223-limit ring groove;

224-mounting ring groove; 225-internal thread; 23-a sealing ring;

24- -a second annular pad; 30- -a water pipe.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be understood that the indicated positions or positional relationships are based on the positions or positional relationships shown in the drawings, or the positions or positional relationships that the products of the present invention are usually placed when in use, or the positions or positional relationships that those skilled in the art conventionally understand, and are merely simplified for the convenience of describing the embodiments of the present invention, and do not indicate or imply that the indicated devices or elements must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

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

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be interpreted broadly, e.g., as either a fixed connection, a detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. 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.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.

In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Referring to fig. 1 to 5, the utility model discloses a quick-connecting water-stop nut, which comprises a water supply joint component 10 connected with a water supply end and a water use joint component 20 connected with a water use end;

the water supply joint assembly 10 comprises a first joint 11, a second joint 12, a water stop plug 13, a water stop spring 14, a limiting spring 15 and a limiting sleeve 16; the first joint 11 comprises a water inlet joint 111 and a first water passing cavity 112 which are communicated; the second joint 12 is hermetically connected with the water outlet end of the first water passing cavity 112, and a second water passing cavity 121 is arranged in the second joint; a circle of limiting flange 122 is arranged on the side wall of the second water passing cavity 121, and a water passing hole 123 is formed in the center of the limiting flange 122; the water stop plug 13 is arranged in the first water passing cavity 112 and blocks the water passing hole 123 under the action of the water stop spring 14; the limiting spring 15 and the limiting sleeve 16 are sequentially sleeved on the periphery of the second connector 12; the inner wall of the limiting sleeve 16 is provided with a locking mechanism acting on the second water passing cavity 121; the limiting spring 15 acts on the limiting sleeve 16 to enable the locking mechanism to be in a locking state, and the locking mechanism is in an unlocking state when the limiting sleeve 16 compresses the limiting spring 15;

the water joint assembly 20 comprises a water passing column 221 provided with a water passing channel 222; the water passing column 221 is movably and hermetically inserted into the second water passing cavity 121 and is locked by a locking mechanism; the end of the water passing column 221 abuts against the water stop plug 13 to separate the water stop plug 13 from the water passing hole 123, and the water supply connector assembly 10 is communicated with the water use connector assembly 20.

Specific embodiments of the present invention are shown below.

The water inlet joint 111 is connected to a water supply end (generally, a water outlet valve on a wall) through a water pipe 30, and the end of the water pipe 30 is sleeved on the periphery of the water inlet joint 111 to realize tight fit.

The first joint 11 and the second joint 12 are in threaded connection, a first annular gasket 17 is arranged at the joint of the first joint and the second joint, and the first annular gasket 17 realizes the closed connection between the first joint 11 and the second joint 12 so as to avoid water leakage at the thread.

The edge of the side of the water through hole 123 facing the water through column 221 is rounded, so that the side of the water through hole 123 tends to expand outward, and the water through column 221 can be easily inserted into the water through hole 123 in the process of moving downward relative to the second joint 12.

The water stop plug 13 comprises a water stop plate 131 and a plurality of water stop ribs 132 radially extending outwards from the central line of the water stop plate 131, wherein the water stop ribs 132 are arranged on the lower surface of the water stop plate 131; the water stop plate 131 movably seals the water through hole 123; the outer side of the water stop ribs 132 is in clearance fit with the side wall of the first water passing cavity 112, so that the stability of the water stop plug 13 during moving is ensured, and meanwhile, water can flow between the water stop ribs 132. In this embodiment, the water stop ribs 132 form cross ribs.

Furthermore, the side wall of the first water passing cavity 112 is provided with a guide groove 113 for the water stopping rib 132 to be movably matched, and the water stopping rib 132 is in sliding fit in the guide groove 113 to guide the up-and-down movement of the water stopping plug 13.

Next, the upper surface of the water stop plate 131 is provided with a mounting portion 133, and a water stop pad 18 is sleeved on the mounting portion 133 to improve the sealing effect between the water stop plug 13 and the water through hole 123. Of course, the water stop plug 13 may be made of an elastic material having a certain hardness, such as rubber, to achieve a good sealing effect.

Furthermore, the opposite surfaces of the water stopping rib 132 and the first water passing cavity 112 are respectively provided with a first protruding portion 134 and a second protruding portion 114, and two ends of the water stopping spring 14 are respectively sleeved on the first protruding portion 134 and the second protruding portion 114, so that the end portion of the water stopping spring 14 is limited, and the structural stability of the water stopping spring 14 is ensured.

The locking mechanism comprises a plurality of through holes 124 arranged on the side surface of the second joint 12, a steel ball 19 movably matched in the through holes 124, a first annular step 161 and a second annular step 162 arranged on the inner wall of the limiting sleeve 16, and a limiting ring groove 223 arranged on the peripheral surface of the water passing column 221; the radius of the first annular step 161 is smaller than that of the second annular step 162, and the second annular step 162 is located above the first annular step 161; the limiting spring 15 acts on the limiting sleeve 16 to enable the side face of the first annular step 161 to extrude the steel ball 19, so that the steel ball 19 is matched in the through hole 124 and embedded in a limiting ring groove 223 of the water passing column 221 to achieve locking of the water passing column 221; when the limiting spring 15 is compressed by the limiting sleeve 16, the steel ball 19 can be separated from the through hole 124 and matched with the side surface of the second annular step 162, so that the water passing column 221 is unlocked, and the water passing column 221 can be drawn out at the moment.

The water supply joint assembly 10 further includes a C-shaped split collar 110; the inner wall of the stop collar 16 is provided with a third annular step 163; the C-shaped split retainer ring 110 is buckled on the peripheral surface of the upper end of the second joint 12; the retainer 16 is in contact with the C-shaped split retainer 110 under the action of the retainer spring 15, and the C-shaped split retainer 110 is fitted on the third annular step 163 to prevent the retainer 16 from being separated from the second joint 12 under the action of the elastic force of the retainer spring 15.

The circumferential surface of the water passing column 221 is provided with at least one mounting ring groove 224, a sealing ring 23 is embedded in the mounting ring groove 224, the sealing ring 23 is tightly fitted between the water passing column 221 and the side wall of the second water passing cavity 121, the water passing column 221 and the second water passing cavity 121 are in movable sealing fit, water can only flow into the water using connector assembly 20 from the water passing channel 222, and cannot leak out from a gap between the water passing column 221 and the second connector 12.

The water joint assembly 20 includes a screw 21 and a nut joint 22 which are threadedly coupled to each other; the screw 21 is provided with an external thread 211, and the nut nipple 22 is provided with an internal thread 225; water passing column 221 is provided on nut fitting 22. According to different joint structures of the water using end, the nut joint 22 or the nut joint 22 can be matched with the screw 21 to realize the installation of the water passing column 221 at the water using end.

Further, the water joint assembly 20 further includes a second annular pad 24, and the second annular pad 24 is disposed at a connection position of the nut joint 22 and the screw 21 to realize a sealed connection between the nut joint 22 and the screw 21, so as to prevent water leakage at the thread.

The utility model discloses a theory of operation does:

referring to fig. 4, when the water supply connector assembly 10 is separated from the water connector assembly 20, the water passing column 221 does not contact the water stop plug 13, and the water stop plug 13 moves to the water passing hole 123 under the action of the water stop spring 14 and blocks the water passing hole 123, so that water stop is realized. When connection is needed, the limiting sleeve 16 is pulled downwards to compress the limiting spring 15, so that the second annular step 162 is aligned with the through hole 124, and the extrusion steel ball 19 is separated from the through hole 124 and falls into the second annular step 162 when the water passing column 221 is inserted into the second water passing cavity 121; after the water passing column 221 is installed in place, the limiting sleeve 16 is loosened, the limiting sleeve 16 rises under the action of the limiting spring 15, the steel ball 19 is pushed into the through hole 124 by the side face of the first annular step 161, so that the steel ball 19 is matched in the limiting ring groove 223 to lock the water passing column 221, and the water supply joint assembly 10 and the water using joint assembly 20 are assembled.

Referring to fig. 5, when the water supply connector assembly 10 is connected to the water connector assembly 20, the end of the water passing column 221 abuts against the water stop plug 13, so that the water stop plug 13 is separated from the water passing hole 123, and the inlet water of the water pipe 30 can flow along the direction of the first water passing cavity 112, the water passing hole 123, the second water passing cavity 121 and the water passing channel 222, so as to achieve the communication between the water supply connector assembly 10 and the water connector assembly 20. When the water supply joint assembly 10 and the water use joint assembly 20 are required to be disassembled, the limiting sleeve 16 is pulled downwards to compress the limiting spring 15, the second annular step 162 is aligned with the through hole 124, the water passing column 221 is pulled open, the steel ball 19 is squeezed open when the water passing column 221 moves relative to the second joint 12, the steel ball 19 is separated from the through hole 124 and falls into the second annular step 162, the water passing column 221 can be smoothly drawn out, and the water supply joint assembly 10 and the water use joint assembly 20 are disassembled.

Through the proposal, the utility model discloses a water supply joint Assembly 10's stagnant water stopper 13 and water joint Assembly 20 cross the cooperation between the water post 221 and realize crossing the shutoff in water hole 123 or switch on: when the water passing column 221 is separated from the second connector 12, the water stop plug 13 blocks the water passing hole 123 under the action of the water stop spring 14; when the water passing column 221 is inserted into the second joint 12, the end part of the water passing column supports against the water stop plug 13 and the water stop plug 13 is separated from the water passing hole 123, so that the water stop function of the water supply joint assembly 10 after being disassembled is realized, a water outlet valve on a wall does not need to be closed when the water pipe 30 needs to be disassembled for maintenance or replacement of accessories, and the operation is simpler and more convenient; the limiting of the water passing column 221 in the second joint 12 is realized by a locking mechanism on the inner wall of the limiting sleeve 16, and a user can unlock the locking mechanism by drawing the limiting sleeve 16 to compress the limiting spring 15, so that the water supply joint assembly 10 and the water use joint assembly 20 can be disassembled, and the water supply joint assembly is simple, convenient and quick to operate and high in efficiency.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should be considered as not departing from the scope of the present invention.

Claims (9)

1. The utility model provides a connect stagnant water nut soon which characterized in that:

comprises a water supply joint component connected with a water supply end and a water using joint component connected with a water using end;

the water supply joint component comprises a first joint, a second joint, a water stop plug, a water stop spring, a limiting spring and a limiting sleeve; the first joint comprises a water inlet joint and a first water passing cavity which are communicated; the second joint is hermetically connected with the water outlet end of the first water passing cavity, and a second water passing cavity is arranged in the second joint; a circle of limiting flange is arranged on the side wall of the second water passing cavity, and a water passing hole is formed in the center of the limiting flange; the water stop plug is arranged in the first water passing cavity and used for blocking the water passing hole under the action of the water stop spring; the limiting spring and the limiting sleeve are sequentially sleeved on the periphery of the second connector; the inner wall of the limiting sleeve is provided with a locking mechanism acting on the second water passing cavity; the limiting spring acts on the limiting sleeve to enable the locking mechanism to be in a locking state, and the locking mechanism is in an unlocking state when the limiting sleeve compresses the limiting spring;

the water joint component comprises a water passing column provided with a water passing channel; the water passing column is movably and hermetically inserted into the second water passing cavity and is locked by the locking mechanism; the end part of the water passing column supports against the water stop plug so that the water stop plug is separated from the water passing hole, and the water supply joint component is communicated with the water use joint component.

2. The quick connect water stop nut of claim 1, wherein:

the water stop plug comprises a water stop plate and a plurality of water stop ribs which radially extend outwards from the central line of the water stop plate, and the water stop ribs are arranged on the lower surface of the water stop plate; the water stop plate movably seals the water through hole; the outer side of the water stop rib is in clearance fit with the side wall of the first water passing cavity.

3. The quick connect water stop nut of claim 2, wherein:

the lateral wall of the first water passing cavity is provided with a guide groove for the water stopping rib to be movably matched, and the water stopping rib is in sliding connection and matching in the guide groove.

4. The quick connect water stop nut of claim 2, wherein:

the upper surface of stagnant water board is provided with the installation department, the cover is equipped with the stagnant water pad on the installation department.

5. The quick connect water stop nut of claim 2, wherein:

the water stopping rib and the opposite surface of the first water passing cavity are respectively provided with a first protruding part and a second protruding part, and two ends of the water stopping spring are respectively sleeved on the first protruding part and the second protruding part.

6. The quick connect water stop nut of claim 1, wherein:

the locking mechanism comprises a plurality of through holes arranged on the side surface of the second joint, steel balls movably matched in the through holes, a first annular step and a second annular step arranged on the inner wall of the limiting sleeve, and limiting ring grooves arranged on the peripheral surface of the water passing column; the radius of the first annular step is smaller than that of the second annular step, and the second annular step is positioned above the first annular step; the limiting spring acts on the limiting sleeve to enable the side face of the first annular step to extrude the steel ball, and the steel ball is matched in the through hole and embedded in a limiting ring groove of the water column so as to lock the water column; the spacing sleeve compresses during the spacing spring the steel ball can deviate from the perforation and the cooperation is in the side of second annular step to the realization is right the locking of crossing the water column.

7. The quick connect water stop nut of claim 1, wherein:

the first joint is in threaded connection with the second joint, and a first annular pad is arranged at the joint of the first joint and the second joint.

8. The quick connect water stop nut of claim 1, wherein:

the water supply joint assembly also comprises a C-shaped split retainer ring; the inner wall of the limiting sleeve is provided with a third annular step; the C-shaped split retainer ring is buckled on the peripheral surface of the upper end of the second joint; the limiting sleeve is in contact with the C-shaped split retainer ring under the action of the limiting spring, and the C-shaped split retainer ring is matched with the third annular step.

9. The quick connect water stop nut of claim 1, wherein:

cross being provided with at least one installation annular on the global of water column, the embedded sealing ring that is equipped with of installation annular, the sealing ring tight fit is in cross the water column with the lateral wall in water cavity is crossed to the second.

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