CN213233661U - Fast-assembling quick detach nut structure - Google Patents

Abstract

The utility model provides a fast-assembling quick detach nut structure for with take over the cooperation in order to fix mutually, it has outer thread to take over, include: nut casing, handle, a plurality of screw block and jump ring. The inner side wall of the nut shell is provided with a first inclined plane in a wedge-shaped structure. The inner wall of the thread block is provided with inner threads and a ring groove positioned below the inner threads, and the outer wall of the thread block is provided with a second inclined surface matched with the first inclined surface; the clamp spring is assembled in the annular groove of the thread block, and the top end of the handle is in butt fit with the thread block. Push up a plurality of screw block in step simultaneously to the preliminary locking cooperation of butt joint pipe through the handle, avoid in the current design because the mounting plane is uneven, lead to different screw block not synchronous motion and lead to not butt joint well with the preliminary locking cooperation of takeover to lead to smooth tooth.

Description

Fast-assembling quick detach nut structure

Technical Field

The utility model belongs to the bathroom field particularly, relates to a fast-assembling quick detach nut structure.

Background

At present, the table basin or the kitchen faucet are mostly installed and fixed through threaded connection, the faucet is fastened through matching of a screwed pipe or a screw rod and a nut, the faucet is usually installed to be relatively close to a wall surface, meanwhile, the faucet is limited in the inherent shape of a sink or a washbasin, when the faucet is installed and fixed, the manual operable space is small, and the nut is screwed up to fix the faucet, so that the fixing process is very strenuous.

Although most of existing quick-assembly structures on the market can realize quick assembly and disassembly, the quick-assembly structures are complex, the manufacturing cost is high, and the assembly is troublesome, especially the existing quick-assembly and quick-disassembly nuts push the thread blocks to the middle in the pressing process through two push blocks of the push cover, if the mounting plane under the nut is not flat, one or more thread blocks are inclined, or the two thread blocks are staggered, so that the thread blocks are not well abutted with the outer threads of the connecting pipe, the thread locking is not in place, and the nut is not convenient to assemble.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fast-assembling quick detach nut structure aims at solving when current fast-assembling structure fast-assembling two or more screw thread pieces do not dock the problem that leads to smooth tooth with the outer screw thread of takeover well.

The utility model discloses a realize like this:

a quick-install and quick-release nut structure for cooperating with a nozzle for securement thereto, said nozzle having external threads, comprising: nut casing, handle, a plurality of screw block and jump ring.

The nut shell is provided with a first through hole for the connecting pipe to pass through, and the inner side wall of the nut shell is provided with a first inclined plane in a wedge-shaped structure.

The inner wall of the thread block is provided with inner threads and a ring groove positioned above or below the inner threads, and the outer wall of the thread block is provided with a second inclined surface matched with the first inclined surface; the snap spring is assembled in the annular groove of the thread block, so that the thread blocks are annularly arranged on the same horizontal plane.

The handle is provided with a second through hole communicated with the first through hole, the top end of the handle is in butt fit with the thread blocks, and when the handle drives the thread blocks to upwards abut against the nut shell, the second inclined plane is matched with the first inclined plane to drive the thread blocks to move towards the direction of the central axis of the thread blocks to be in locking fit with the connecting pipe.

The upper portion of handle be equipped with the screw thread piece looks circumference screens first screens piece to and be equipped with the vertical sliding fit of nut casing and the second screens piece of circumference screens.

The utility model discloses can also further perfect through following technical measure:

as a further improvement, the inner side wall of the nut shell is provided with a limiting boss at the top end of the first inclined surface, so that the nut shell is abutted against the thread block when the thread block and the connecting pipe are in a final locking state.

As a further improvement, the upper end of the nut shell is provided with an avoiding groove which is convenient for an intake hose in the connecting pipe to pass through the first through hole.

As a further improvement, the first clamping piece is a first clamping groove formed in the top surface of the handle, and a first limiting convex block matched with the first clamping groove is arranged at the bottom end of the thread block.

As a further improvement, the second clamping piece is a second limiting convex block arranged on the outer side wall of the upper portion of the handle, and a second clamping groove matched with the second limiting convex block is formed in the lower portion of the outer side wall of the nut shell.

As a further improvement, a barb block is arranged at the bottom of the second clamping groove to limit the second limiting convex block in the second clamping groove to slide vertically.

As a further improvement, the number of the thread blocks is two.

As a further improvement, the clamp spring is in a notched ring shape, and the notched end of the clamp spring is provided with a limiting bend for preventing the thread block from falling off.

As a further improvement, the first inclined surface of the nut shell is provided with a third clamping piece which is used for being in vertical sliding fit with the thread block and clamping circumferentially.

As a further improvement, the number of the second limiting convex blocks and the number of the second clamping grooves are 3-5.

The utility model has the advantages that: in the structural design of the nut, the handle pushes up the thread blocks relative to the nut shell, so that the thread blocks are matched with the first inclined surface of the inner side wall of the nut shell through the second inclined surface, and then the thread blocks move towards the direction of the connecting pipe to be primarily locked and matched with the connecting pipe; because push up a plurality of screw block in step to the preliminary locking cooperation of butt joint pipe simultaneously through the handle, avoid in the current design because the mounting plane is uneven, lead to different screw block not synchronous motion and lead to not butt joint well with the preliminary locking cooperation of takeover to lead to smooth tooth.

And, make handle and screw thread piece spacing cooperation of circumference mutually through first screens piece, consequently, after a plurality of screw thread piece and the preliminary locking cooperation of takeover, make the nut that a plurality of screw thread piece is constituteed connect the pipe spiral shell to rise relatively through rotating the handle, the first inclined plane of cooperation nut casing inside wall makes the interval between a plurality of screw thread piece littleer simultaneously, connects the pipe lock more tightly relatively. Thereby achieving quick installation.

Wherein, make handle and nut casing spacing cooperation of mutual circumference in addition through second screens piece to make the synchronous circumferential direction of nut casing and screw block rotate, when avoiding appearing the relative nut casing of a plurality of screw block and rotate and rise, the relative nut casing of screw block locking, but the phenomenon that the nut that a plurality of screw block constitute does not lock the pipe completely takes place.

When the nut is installed, the thread blocks are forced to move upwards and approach each other, and the clamp spring contracts inwards to store force. When the nut is disassembled, the handle drives the whole structure to loosen and relax, the thread blocks are driven to automatically spring open under the elastic reset action of the clamp spring, the holding force between the thread blocks is lost, the thread blocks are separated from the outer threads of the connecting pipe, the thread blocks move downwards along the inclined plane of the nut shell and return to the position before locking, and therefore the quick-assembly nut can be taken out downwards to complete the disassembly quickly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a quick-assembly and quick-release nut structure according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a schematic diagram of the exploded state of FIG. 2;

FIG. 4 is a schematic diagram of the exploded state of FIG. 1;

FIG. 5 is a schematic structural diagram of the thread block and the clamp spring of FIG. 4;

fig. 6 is a schematic structural diagram of the embodiment of the present invention using scene reference;

fig. 7 is a schematic structural view of a nut housing according to another embodiment of the present invention.

Icon:

a table surface X1, a connecting pipe X2, a sealing member X3 arranged below the table surface,

The nut comprises a nut shell 1, a first through hole 11, a first inclined surface 12, a limiting boss 13, an avoiding groove 14, a second clamping groove 15, a barb block 16, a limiting rib 17, a handle 2, a second through hole 21, a first clamping groove 22, a second limiting lug 23, a thread block 3, a second inclined surface 31, an annular groove 32, a first limiting lug 33, a clamp spring 4, a limiting bend 41, a limiting bend, a limiting groove 16, a limiting groove 17, a limiting groove 2, a limiting groove 21, a limiting groove 22, a limiting lug,

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 to simplify the 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 implicitly indicating 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; 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 according to specific situations by 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.

Referring to fig. 1 to 6, a quick-assembly and quick-release nut structure for cooperating with a nozzle X2 to be fixed, so that the nozzle X2 has external threads, comprising: nut casing 1, handle 2, a plurality of screw thread piece 3 and jump ring 4.

The nut shell 1 is provided with a first through hole 11 for the connection pipe X2 to pass through, and the inner side wall of the nut shell 1 is provided with a first inclined surface 12 with a wedge-shaped structure. In this embodiment, the first inclined plane 12 is located at the upper portion of the inner sidewall of the nut shell 1, and the middle-lower portion of the inner sidewall of the nut shell 1 is a vertical inner sidewall of the common through hole, so that the lower portion of the nut shell 1 can be more conveniently sleeved on the grip 2.

The inner wall of the thread block 3 is provided with inner threads and a ring groove 32 positioned below the inner threads, and the outer wall of the thread block 3 is provided with a second inclined surface 31 matched with the first inclined surface 11; the clamp spring 4 is assembled in the annular groove 32 of the thread block 3, so that the thread blocks 3 are annularly arranged on the same horizontal plane.

In other embodiments, the ring groove 32 may be located above the inner threads.

The handle 2 has a second through hole 21 communicated with the first through hole 11, so that the nut structure is communicated with the inner channel of the connecting pipe X2 through the second through hole 21.

The top end of the handle 2 is abutted and matched with the thread block 3, so that when the handle 2 drives the thread block 3 to be abutted upwards relative to the nut shell 1, the second inclined surface 31 is matched with the first inclined surface 11 to drive the thread blocks 3 to move towards the central axis direction thereof to be in locking fit with the connecting pipe X2.

In this nut structural design, push up screw block 3 through handle 2 relative nut casing 1 for a plurality of screw block 3 cooperatees through the first inclined plane 11 of second inclined plane 31 with the nut casing 1 inside wall, thereby move to and take over the preliminary locking cooperation of X2 towards taking over X2 direction.

Because push up a plurality of screw block 3 simultaneously to the preliminary locking cooperation of looks butt joint pipe X2 through handle 2, avoid in the current design because the bottom of the mesa X1 of installation is uneven, lead to different screw block 3 not synchronous motion, and lead to not butt joint well with the preliminary locking cooperation of takeover X2 to lead to smooth tooth phenomenon to take place.

The upper portion of handle 2 is equipped with the first screens piece with the 3 looks circumference screens of screw thread pieces, and the upper portion of handle 2 be equipped with the vertical sliding fit of nut casing 1 and the second screens piece of circumference screens.

Thereby, this nut structure makes handle 2 and screw block 3 be spacing fit of circumference mutually through first screens piece, consequently, after a plurality of screw block 3 and the preliminary locking cooperation of takeover X2, make the nut of a plurality of screw block 3 constitution to connect pipe X2 spiral rising mutually through rotating handle 2, the first inclined plane 11 of cooperation nut casing 1 inside wall makes the interval between a plurality of screw block 3 littleer simultaneously, thereby it is tighter to lock to connect pipe X2 mutually, realize quick installation.

Wherein, make handle 2 and nut casing 1 interval be the spacing cooperation of circumference mutually through the second screens piece in addition to make nut casing 1 and the synchronous circumferential direction of screw block 3, when avoiding appearing the relative nut casing 1 rotation of a plurality of screw block 3 and rising, screw block 3 locks relative nut casing 1, but the nut that a plurality of screw blocks 3 are constituteed does not take place to the phenomenon of taking over X2 and locking completely.

When the nut structure is installed, the thread blocks 3 are forced to move upwards and approach each other, and the clamp springs 4 contract inwards to store force. When the nut structure is dismantled, handle 2 drives the nut that a plurality of screw block 3 is constituteed and unscrews and lets out, and under the elastic action that resets of jump ring 4, each screw block 3 is driven and is popped open automatically to lose between each screw block 3 and embrace the power of tightly, separate with the outer screw thread of taking over X2, each screw block 3 moves down along the first inclined plane 11 of nut casing 1, gets back to the position of mutual spaced before the locking, thereby takes out fast-assembling nut downwards and can accomplish the dismantlement fast.

Referring to fig. 5, when the nut structure is installed, a lower installation sealing member X3 may be further sleeved on the connection tube X2, and the installation sealing member X3 is located between the table surface X1 and the nut housing 1 of the nut structure.

In the present embodiment, the number of the screw blocks 3 is two. In other embodiments, the number of the thread blocks 3 may be 3 or 4.

Referring to fig. 2, the inner side wall of the nut shell 1 is provided with a limiting boss 13 at the top end of the first inclined surface 11, so as to abut against the screw block 3 when the screw block 3 and the connecting pipe X2 are in a final locking state. Namely, the limiting lug boss limits the thread block 3 to the final locking state position of the thread block and the connecting pipe X2. Further, the screw block 3 is protected to a certain extent, and the material is prevented from being damaged by over-tightening.

Referring to fig. 1 and 3, in particular, during installation, a water inlet hose in a connection tube X2 first passes through a first through hole 11 of a nut housing 1 and a second through hole of a handle 2, and then a nut structure is locked on the connection tube X2 through a thread block 3, when a faucet needs hot and cold water at the same time, two water inlet hoses are needed, so that in the present embodiment, an escape groove 14 is provided at the upper end of the nut housing 1 to facilitate the water inlet hose in the connection tube X2 to pass through the first through hole 11.

The structure of the first clamping part can be various, and can realize circumferential clamping of the handle 2 and the thread block 3, in this embodiment, the first clamping part is a first clamping groove 22 formed in the top surface of the handle 2, and a first limiting bump 33 matched with the first clamping groove 22 is arranged at the bottom end of the thread block 3. In other embodiments, the handle 2 may also be provided with a limiting protrusion, and the bottom of the thread block 3 is correspondingly provided with a slot.

In this embodiment, the second locking member is a second limiting protrusion 23 disposed on an outer side wall of the upper portion of the handle 2, and a second locking groove 15 adapted to the second limiting protrusion 23 is disposed on a lower portion of an outer side wall of the nut housing 1. In other embodiments, the second locking member may also be a locking groove disposed on an outer side wall of the upper portion of the handle 2, and the lower portion of the outer side wall of the nut housing 1 has a structure that can realize circumferential limit matching and vertical sliding, such as a corresponding protrusion.

Further, a barb block 16 is arranged at the bottom of the second clamping groove 15, so that the second limiting convex block 23 is limited in the second clamping groove 15 to slide vertically. Therefore, the whole nut structure is convenient to install, can be integrated after being installed, is not easy to separate and is convenient to use.

The number of the second limiting protrusions 23 and the second slots 15 is preferably 3-5, and in this embodiment, the number of the second limiting protrusions 23 and the number of the second slots 15 are 4 respectively.

Referring to fig. 5, the snap spring 4 is in a ring shape with a gap, and in order to prevent the thread block 3 from being separated from the snap spring 4, in this embodiment, the gap end of the snap spring 4 has a limiting bend 41 for preventing the thread block 3 from falling off.

Referring to fig. 7, in another embodiment, a third positioning member for vertically sliding-fitting with the thread block 3 and circumferentially positioning may also be disposed on the first inclined surface of the nut housing 1. Specifically, this third screens piece is the spacing rib 17 of vertical setting, and simultaneously, the lateral wall of screw block 3 has the draw-in groove corresponding with spacing rib 17 to also possible preventing that screw block 3 from droing from jump ring 4.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A fast-assembling and fast-disassembling nut structure is used for being matched with a connecting pipe to be fixed, the connecting pipe is provided with external threads, and is characterized in that,

the method comprises the following steps: the nut comprises a nut shell, a handle, a plurality of thread blocks and a clamp spring;

the nut shell is provided with a first through hole for a connecting pipe to pass through, and the inner side wall of the nut shell is provided with a first inclined plane in a wedge-shaped structure;

the inner wall of the thread block is provided with inner threads and a ring groove positioned above or below the inner threads, and the outer wall of the thread block is provided with a second inclined surface matched with the first inclined surface; the clamp spring is assembled in the annular groove of the thread block, so that the thread blocks are annularly arranged on the same horizontal plane;

the handle is provided with a second through hole communicated with the first through hole, the top end of the handle is abutted and matched with the thread blocks, so that when the handle drives the thread blocks to be abutted upwards relative to the nut shell, the second inclined plane is matched with the first inclined plane to drive the thread blocks to move towards the central axis direction of the thread blocks to be in locking fit with the connecting pipe;

the upper portion of handle be equipped with the screw thread piece looks circumference screens first screens piece to and be equipped with the vertical sliding fit of nut casing and the second screens piece of circumference screens.

2. The quick-assembling and quick-disassembling nut structure as claimed in claim 1, wherein a limit boss is provided on an inner side wall of said nut housing at a top end of said first inclined surface so as to abut against said screw block when said screw block and said adapter are in a final locked state.

3. The quick-assembly quick-release nut structure as claimed in claim 1, wherein the nut shell has an escape slot at an upper end thereof for facilitating passage of an intake hose through the first through hole.

4. The quick-assembling and quick-disassembling nut structure as claimed in claim 1, wherein said first locking member is a first locking groove formed on the top surface of said handle, and a first limiting protrusion adapted to said first locking groove is formed at the bottom end of said thread block.

5. The quick-assembling quick-disassembling nut structure according to claim 1, wherein said second position-limiting projection is disposed on an outer sidewall of said upper portion of said handle, and a second engaging groove adapted to said second position-limiting projection is disposed on a lower portion of an outer sidewall of said nut housing.

6. The quick-assembly and quick-release nut structure as claimed in claim 5, wherein a barb block is disposed at the bottom of the second slot for limiting the second limiting protrusion to slide vertically in the second slot.

7. The quick assembly and disassembly nut structure of claim 1 wherein the number of said threaded blocks is two.

8. The quick-assembly and quick-release nut structure as claimed in claim 1, wherein the clamp spring is in the shape of a notched ring, and the notched end of the clamp spring is provided with a limiting bend for preventing the thread block from falling off.

9. The quick-assembly quick-release nut structure as claimed in claim 1, wherein the first inclined surface of the nut shell has a third retaining member for vertically sliding-engaging and circumferentially retaining the threaded block.

10. The quick-mounting and quick-release nut structure as claimed in claim 5, wherein the number of the second limiting protrusions and the number of the second locking grooves are 3-5.

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