CN213236288U

CN213236288U - Faucet handle mounting structure and faucet

Info

Publication number: CN213236288U
Application number: CN202021755009.0U
Authority: CN
Inventors: 林孝发; 林孝山; 廖振华; 陈辉灿
Original assignee: Jomoo Kitchen and Bath Co Ltd
Current assignee: Jomoo Kitchen and Bath Co Ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-05-18
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a faucet handle mounting structure and a faucet, in the faucet handle mounting structure, a connecting sleeve is sleeved in a connecting cylinder and is matched with a valve rod in a rotation stopping way, and one end of the connecting sleeve, which is back to a valve core, is convexly provided with a plurality of deformable claw sheets distributed along the circumferential direction; the pressing sleeve is tightly sleeved in the connecting sleeve, and the claw piece is tightly pressed on the inner wall of the connecting cylinder by applying force to the claw piece; the locking piece penetrates through the tightening sleeve and is in threaded connection with the valve rod, and one side of the locking piece, which is far away from the valve core, is suitable for forming limiting abutting connection with the tightening sleeve. The faucet comprises a faucet body, a valve core and a handle; the valve core is fixedly arranged in the faucet body and is provided with a valve rod extending out of the faucet body; the handle is connected to the valve stem by a faucet handle mounting structure. The faucet handle mounting structure and the faucet of the technical scheme are simple in structure and convenient to assemble, the valve rod for locking the handle and the valve core in the axial direction can be realized, the position of the handle in the axial direction can be adjusted, the control of production cost and the improvement of assembly efficiency are facilitated, and the structure is attractive and good.

Description

Faucet handle mounting structure and faucet

Technical Field

The utility model relates to a tap technical field, concretely relates to tap handle mounting structure and tap.

Background

The handle is an essential accessory for a faucet (shower or sink faucet), which typically requires a detent connection and an axial locking connection with a valve cartridge on the valve cartridge for the user to operate the faucet.

When the handle of the existing faucet is installed, the locking piece generally locks the handle and the valve rod in a radial direction or in an axial direction, wherein the locking piece locks the connecting mode of the handle and the valve rod in the radial direction; the locking piece is used for axially locking the connection mode of the handle and the valve rod, although the structure is attractive, the problems of large gap or large size or inconvenient rotation of the handle are easily caused under the condition of large dimensional tolerance among the handle, the locking piece and the valve core, so that the requirements on precision during production and assembly are high, the production cost is high, and the assembly efficiency is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect or problem that exist among the background art, provide a simple structure and assemble convenient tap handle mounting structure and tap, it can realize the valve rod along axial lock solid handle and case, and the handle is adjustable along axial position to can overcome the influence that dimensional tolerance probably brought, be favorable to controlling manufacturing cost and improvement assembly efficiency, still possess the pleasing to the eye degree of structure of preferred simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a faucet handle mounting structure is used for connecting a valve rod of a valve core and a handle; the handle is provided with a through connecting cylinder; the method is characterized by comprising the following steps: the connecting sleeve is sleeved in the connecting cylinder and is in rotation stopping fit with the valve rod, and a plurality of deformable claw sheets distributed along the circumferential direction are convexly arranged at one end of the connecting sleeve, which is back to the valve core; the pressing sleeve is tightly sleeved in the connecting sleeve and enables the claw piece to be tightly pressed on the inner wall of the connecting cylinder by applying force to the claw piece; the locking piece penetrates through the tightening sleeve and is in threaded connection with the valve rod, and one side of the locking piece, which is far away from the valve core, is suitable for forming limiting abutting connection with the tightening sleeve.

Further, when the locking piece and the tightening sleeve form limiting abutting joint, the end face of the valve rod abuts against the connecting sleeve.

Furthermore, the inner wall of each claw piece is provided with a first step surface; when the locking piece is locked with the valve rod, the locking piece applies force to the pressing sleeve towards one side of the valve core and enables the pressing sleeve to move to be abutted against the first step surface.

Furthermore, the pressing sleeve is in a frustum shape, and the small end of the pressing sleeve faces to the side where the valve core is located.

Further, the inner wall of the claw sheet is matched with the outer wall of the pressing sleeve in shape.

Further, one side, deviating from the claw piece, of the connecting sleeve extends to the inner wall of the connecting cylinder and the outer wall of the valve rod, and spline matching is formed between the connecting sleeve and the inner wall of the connecting cylinder and the outer wall of the valve rod.

Furthermore, the device also comprises a decorative buckle; the decorative buckle is buckled with one end of the connecting cylinder, which is far away from the valve core.

The technical scheme also provides a faucet, which comprises a faucet body, a valve core and a handle; the valve core is fixedly arranged in the faucet body and is provided with a valve rod extending out of the faucet body; the handle is connected to the valve stem by a faucet handle mounting structure as described above.

Further, the device also comprises a pressing cap; the outer wall of the valve core is provided with a second step surface; the pressure cap is sleeved on the periphery of the valve core and tightly pressed on the inner wall of the faucet body, and the pressure cap is abutted against the second step surface to limit the valve core to be separated from the faucet body.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. in the faucet handle mounting structure of the utility model, the connecting sleeve is sleeved in the connecting cylinder, the tightening sleeve is tightly sleeved in the connecting sleeve corresponding to the claw piece, when the tightening sleeve is sleeved in the connecting sleeve in place, the tightening sleeve applies force to the claw piece, so that the claw piece is tightly pressed between the inner wall of the connecting cylinder and the outer wall of the tightening sleeve, and the fixed connection between the connecting sleeve and the handle is realized; the locking piece runs through and compels tight cover and with the valve rod spiro union, its one side of keeping away from the case be suitable for with compel tight cover and form spacing butt, when the locking piece targets in place with the valve rod halving, be about to the handle along the axial spacing on the valve rod, again because adapter sleeve and valve rod stall cooperation, consequently, during user operation handle, can drive the valve rod rotatory.

According to the above relation, the utility model provides an among the tap handle mounting structure, the locking part no longer directly carries out the lock solid with handle and valve rod, but realized the axis spacing connection of handle and valve rod with compelling the cover with the help of intermediate part adapter sleeve, and because the position of connecting sleeve in the connecting cylinder is adjustable, therefore, during actual installation, the axial position of handle can be adjusted as required, thereby can guarantee to be unlikely to cooperate between handle and the case and become tension or too pine, overcome because the influence that probably brought of accessories dimensional tolerance's existence, requirement for the size precision of accessories is lower relatively, be favorable to controlling manufacturing cost and improvement assembly efficiency, still possess the pleasing to the eye degree of structure of preferred simultaneously.

2. The utility model discloses a tap handle mounting structure, when the locking piece formed spacing butt with compelling tight cover, valve rod end face and adapter sleeve butt for the adapter sleeve is spacing between locking piece and valve rod end face along the axial, thereby guarantees that the handle does not possess the degree of freedom on the edgewise, and its stability is better, user's operation is felt also better, still makes simultaneously to have stable stopping cooperation relation between adapter sleeve and handle and the valve rod, avoids the operation inefficacy.

3. The utility model discloses a tap handle mounting structure, when the locking piece halving targets in place, compel tight cover spacing between locking piece and first step face, its ascending stability of axial is good to make the adapter sleeve can be compeled tightly between connecting cylinder inner wall and adapter sleeve inner wall steadily, avoid handle and adapter sleeve to break away from each other.

4. The utility model discloses a tap handle mounting structure, compel tight cover to be the frustum form, and its tip towards case place one side, compel tight cover when deepening gradually under the effect of locking part and cup joint the degree of depth in the connecting cover, its effort that applys the claw piece crescent, the slide wedge effect can conveniently be leading-in to between each claw piece with the adapter sleeve on the one hand, and on the other hand makes adapter sleeve and connecting cylinder be connected when targetting in place it has great lock solid intensity each other.

5. The utility model discloses a tap handle mounting structure matches through the outer wall shape with the inner wall setting of claw piece and the tight cover of compelling, and the multiplicable area of contact between tight cover and the claw piece that compels is favorable to promoting to compel tight intensity.

6. The faucet handle mounting structure of the utility model has the advantages that the connecting sleeve and the outer wall of the valve rod form the rotation stopping fit in the form of spline fit, and the structure is simple, the function is reliable and the assembly is convenient; in addition, the connecting sleeve is also in spline fit with the inner wall of the connecting cylinder, and the rotation stopping effect of the connecting sleeve relative to the handle is further improved on the premise of tightening and locking.

7. The utility model discloses a tap handle mounting structure, the setting of decorative buckle is favorable to sheltering from the locking piece that is located the connecting cylinder to can promote overall structure's pleasing to the eye degree.

8. The utility model discloses a tap, because the handle on it connects in the valve rod through above-mentioned tap handle mounting structure, consequently, it has inherited all advantages of above-mentioned tap handle mounting structure, has and to overcome because the influence of the assembly tension or too pine that accessories dimensional tolerance probably brought is favorable to controlling manufacturing cost and improving assembly efficiency, still possesses the structure of preferred beautifully spent simultaneously.

9. The utility model discloses a tap, case are spacing in tap originally internally through pressing the cap, and simple structure and dismouting are convenient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic perspective exploded view of a faucet according to an embodiment of the present invention;

FIG. 2 is a schematic view of a three-dimensional exploded structure of a faucet handle mounting structure and a valve cartridge according to an embodiment of the present invention;

FIG. 3 is a schematic sectional view of the connecting sleeve and the packing sleeve in the embodiment of the present invention;

fig. 4 is a schematic structural view of the connection sleeve in the embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of a faucet according to an embodiment of the present invention;

fig. 6 is a schematic cross-sectional view taken along the direction C-C in fig. 5.

Description of the main reference numerals:

a faucet body 10; an extension 101; a valve core 20; a valve core body 201; second step surface 2011; a valve stem 202; a first spline tooth 2021; a threaded hole 2022; a seal ring 203; a handle 30; a connecting barrel 301; a toggle piece 302; a press cap 40; a bushing 50;

faucet handle mounting structure 100; a connecting sleeve 1; a claw piece 11; a first step surface 111; the third spline teeth 12; the fourth spline teeth 13; a pressing sleeve 2; a locking member 3; a screw head 31; a stud 32; a decorative buckle 4; a cap 41; a resilient catch 42.

Detailed Description

The technical solution 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. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, to the extent that directional terms such as "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise" and the like are used, the positional or orientational relationships illustrated in the drawings are based on the positional and orientational relationships illustrated in the drawings and are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention in any way.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Referring to fig. 1 to 6, fig. 1 to 6 show a structure diagram of a faucet handle mounting structure 100 and a faucet provided by an embodiment of the present invention, the faucet handle mounting structure 100 provided in the embodiment of the present invention is used for connecting a valve rod 202 and a handle 30 of a valve core 20 in a faucet, and for convenience of understanding and clearer description of the structure and function of the faucet handle mounting structure 100, the embodiment of the faucet handle mounting structure 100 will be synchronously described by combining with a specific embodiment of a faucet.

As shown in fig. 1 to 6, the faucet provided in the present embodiment is exemplified by a shower faucet, and includes a faucet body 10, a valve core 20, a handle 30, a press cap 40, and a bushing 50.

The faucet body 10 is connected to the upper end of the shower body, and the side of the faucet body is provided with a horizontally arranged extension part 101, and the extension part 101 is of a tubular structure and used for installing the valve core 20.

The valve element 20 is a rotary drive type valve element 20, which is suitable for realizing functions of communication, water diversion, temperature adjustment and the like, is inserted in the extension portion 101 in a sealing manner, and is provided with a valve rod 202, and the outer wall of the valve rod is provided with a second step surface 2011.

Specifically, as shown in fig. 2 and 5, the cartridge 20 includes a cartridge body 201, a stem 202, and a packing 203.

The outer wall of the valve core body 201 is provided with a second step surface 2011 and an annular groove; the second step surface 2011 is perpendicular to the axial direction of the valve body 20 and faces out of the extension 101 when the valve body 20 is set in place in the extension 101; the annular groove is used for sleeving the sealing ring 203.

The valve rod 202 is coaxially and rotatably installed on the valve core body 201, one end of the valve rod extends out of the valve core body 201 to be connected with the handle 30 and driven by the handle 30 to rotate, the outer wall of one end, away from the valve core body 201, of the valve rod 202 is provided with a first spline tooth 2021, the end face of the valve rod 202 is provided with a threaded hole 2022, the first spline tooth 2021 is used for achieving a rotation stopping fit relation with the handle 30, and the threaded hole 2022 is used for forming axial limit connection with the handle 30.

The sealing ring 203 is sleeved in the annular groove, and when the valve element 20 is arranged in place in the extension portion 101, the sealing ring 203 is tightly matched with the inner wall of the extension portion 101, so that the sealing performance between the valve element 20 and the extension portion 101 is realized.

The pressing cap 40 is used for limiting the valve core 20 in the faucet body 10; specifically, the pressure cap 40 is an annular structure, which is sleeved on the periphery of the valve core body 201 or the valve rod 202 and is tightly and coaxially sleeved in the extension portion 101, and when the pressure cap 40 is installed in place, the end surface of the pressure cap abuts against the second step surface 2011 on the outer wall of the valve core body 201, so that the valve core 20 can be limited from being removed. According to the above structure, since the pressing cap 40 is tightly pressed on the inner wall of the faucet body 10, the pressing cap 40 is fixed relative to the faucet body 10, so that under the condition that the pressing cap 40 abuts against the second step surface 2011, the valve core 20 is axially limited by the pressing cap 40 and cannot be separated from the faucet body 10, when the valve core is detached, the pressing cap 40 is pulled out from the faucet body 10 only by means of a tool, the valve core body 201 can be pulled out from the faucet body 10, and the structure is simple, the function is reliable, and the disassembly and assembly are convenient.

The bushing 50 is sleeved on the end of the handle 30 facing the valve core 20 for shielding the end surface of the handle 30 and the faucet body 10, and has an annular flange on the outer wall thereof adapted to abut against the end surface of the handle 30.

The handle 30 is used for the rotation-stop connection with the valve rod 202 of the valve core 20 and for the user to perform the rotation operation, specifically, as shown in fig. 1, fig. 2 and fig. 5, the handle 30 is a cylindrical structure with one open end, and the outer wall thereof is provided with a toggle piece 302 extending along the axial direction, the toggle piece 302 provides a larger operation area for the user, and the user can operate the toggle piece 302 during the operation, so that the operation is convenient and the anti-slip effect is good. A connecting cylinder 301 is coaxially protruded from the inner wall of the cylinder bottom of the handle 30, the connecting cylinder 301 is used for connecting with the valve rod 202, both ends of the connecting cylinder are through, and the inner wall of the connecting cylinder 301 is provided with second spline teeth (not shown).

In this embodiment, the handle 30 is connected to the stem 202 of the valve cartridge 20 via the faucet handle mounting structure 100.

Specifically, as shown in fig. 1 to 6, the faucet handle mounting structure 100 includes a coupling sleeve 1, a packing sleeve 2, a locking member 3, and a decorative buckle 4.

As shown in fig. 3 and 4, a plurality of deformable claw pieces 11 distributed along the axial direction are convexly arranged at the first end of the connecting sleeve 1, the claw pieces 11 are consistent in shape and are uniformly distributed at intervals along the circumferential direction, and a first step surface 111 deviating from the first end of the connecting sleeve 1 is formed on the inner wall of each claw piece 11; the inner wall of each claw piece 11 is arranged obliquely in the axial direction and is inclined from the free end of the claw piece 11 to the first step surface 111 side gradually close to the central axis; the inner wall of the connecting sleeve 1 is provided with third spline teeth 12, and the outer wall of the connecting sleeve 1 is provided with fourth spline teeth 13.

As shown in fig. 3, the tightening sleeve 2 is of an annular structure and is frustum-shaped, that is, the outer wall of the tightening sleeve 2 is a conical surface, and during actual installation, the tightening sleeve 2 is installed in the installation groove defined by each claw piece 11 corresponding to the claw piece 11, and applies force to each claw piece 11, so that each claw piece 11 can deform toward the periphery; the gradient of each claw piece 11 inner wall matches with the conical surface on the outer wall of the packing sleeve 2, so that the contact area between the packing sleeve 2 and the claw piece 11 can be increased, and the packing strength is favorably improved.

The locking piece 3 is a screw and comprises a screw head 31 and a stud 32, wherein the screw head 31 is used for abutting against one end of the pressing sleeve 2 departing from the first step surface 111; the stud 32 is adapted to matingly threadingly engage a threaded bore 2022 in the valve stem 202.

The decorative buckle 4 is used for covering one end of the connecting cylinder 301, which is located at the cylinder bottom of the handle 30, so as to shield the assembly structure located in the connecting cylinder 301, thereby improving the aesthetic degree of the structure. Specifically, as shown in fig. 2, it includes a cap 41 and several elastic snaps 42 arranged along the circumferential direction; the cap 41 is matched with the inner wall of the connecting cylinder 301 and plugged; each elastic buckle 42 is disposed on the same side of the cap 41, and is used for being buckled with the inner wall of the connecting cylinder 301, so as to realize the buckling of the decorative buckle 4 at one end of the connecting cylinder 301, which is located at the cylinder bottom of the handle 30.

The faucet handle mounting structure 100 in this embodiment has the following assembly relationships for achieving the connection of the handle 30 to the valve stem 202 when the faucet embodiment is actually used:

the connecting sleeve 1 is sleeved on the connecting cylinder 301, and the fourth spline teeth 13 on the outer wall of the connecting sleeve are matched and meshed with the second spline teeth on the inner wall of the connecting cylinder 301, so that the connecting sleeve 1 and the handle 30 form rotation stopping fit when the connecting sleeve 301 is sleeved in a connecting position; the connecting sleeve 1 is positioned on the connecting cylinder 301, one end of the connecting sleeve 1, which is provided with the claw piece 11, is opposite to one side of the valve core 20, and one side of the connecting sleeve 1, which is opposite to the claw piece 11, extends towards one side of the valve core 20; in this embodiment, the end of the valve rod 202 of the valve core 20, which is provided with the threaded hole 2022, is further inserted into the connecting sleeve 1, and therefore, it can be understood that the side of the connecting sleeve 1, which is away from the claw piece 11, extends into the connecting cylinder 301 and between the connecting cylinder 301 and the outer wall of the valve rod 202, and the third spline teeth 12 on the inner wall of the connecting sleeve 1 are in matching engagement with the first spline teeth 2021 on the outer wall of the valve rod 202, so that when the valve rod 202 is inserted into the connecting sleeve 1, the connecting sleeve 1 and the valve rod 202 form a rotation stop fit, and with the above structure, the connecting sleeve 1 and the inner wall of the connecting cylinder 301 and the outer wall of the valve rod 202 form a spline fit, so that the handle 30 rotates relative to the.

The pressing sleeve 2 is tightly sleeved in the connecting sleeve 1, the small end of the pressing sleeve faces to one side of the valve core 20, and the pressing sleeve applies force to the claw piece 11 to enable the claw piece 11 to deform towards the periphery and tightly press the inner wall of the connecting cylinder 301; therefore, the connecting sleeve 1 is tightly pressed between the connecting cylinder 301 and the tightening sleeve 2 under the action of the tightening sleeve 2, the connecting sleeve 1 is fixed relative to the connecting cylinder 301, the connecting cylinder and the tightening sleeve have reliable locking strength in the axial direction and the circumferential direction, and the connecting sleeve 1, the tightening sleeve 2 and the handle 30 are relatively fixed.

The locking piece 3 penetrates through the tightening sleeve 2 from one end, far away from the valve core 20, of the tightening sleeve 2, the stud 32 of the locking piece is fixed with the threaded hole 2022 in the valve rod 202 in a threaded mode, and the screw head 31 of one side, far away from the valve core 20, of the locking piece is suitable for forming limiting abutting with the tightening sleeve 2, so that the handle 30 cannot be separated from the valve rod 202 along the axial direction, and the axial limiting connection between the handle 30 and the valve core 20 is achieved. In the actual installation process, when the locking piece 3 is locked with the valve rod 202, the screw head 31 on the locking piece 3 applies force to the tightening sleeve 2 towards one side of the valve core 20 and enables the tightening sleeve 2 to move to abut against the first step surface 111, therefore, when the locking piece 3 is locked in place, the tightening sleeve 2 is limited between the screw head 31 and the first step surface 111, the stability of the tightening sleeve in the axial direction is good, so that the connecting sleeve 1 can be stably tightened between the inner wall of the connecting cylinder 301 and the inner wall of the connecting sleeve 1, and the handle 30 and the connecting sleeve 1 are prevented from being separated from each other.

In this embodiment, the locking part 3 with when compelling tight cover 2 to form spacing butt, valve rod 202 terminal surface and connecting cylinder 301 or connecting sleeve 1 butt, specifically, valve rod 202 stretches into the one end in the connecting sleeve 1 and the inner wall of the first end of connecting sleeve 1 forms spacing butt, make connecting sleeve 1 along the axial by spacing between locking part 3 and valve rod 202 terminal surface from this, thereby guarantee that handle 30 does not possess along the axial degree of freedom, its stability is better, user's operation is felt also better, it can not stagger along the axial relatively to have still guaranteed simultaneously that the spline tooth that matches between connecting sleeve 1 and connecting cylinder 301 and the valve rod 202, make have stable spline fit between connecting sleeve 1 and handle 30 and the valve rod 202, avoid the operation inefficacy.

When the handle 30 and the valve element 20 in the faucet provided by the embodiment of the present invention are installed, firstly, the valve element 20 is installed into the extension portion 101, and the upper pressure cap 40 is sleeved on the outer periphery of the valve element body 201, the pressure cap 40 is tightly pressed into the extension portion 101 until the pressure cap abuts against the second step surface 2011, and the valve element 20 is limited in the extension portion 101; a bushing 50 is fixedly inserted into one end of the handle 30 for facing the valve core 20; the small end part of the pressing sleeve 2 is embedded into a mounting groove formed by enclosing of the claw pieces 11, then the connecting sleeve 1 is inserted into the connecting cylinder 301 under the condition that the pressing sleeve 2 faces the bottom of the handle 30, and the fourth spline teeth 13 on the outer wall of the connecting sleeve 1 are enabled to be meshed with the second spline teeth on the inner wall of the connecting cylinder 301; sleeving the handle 30 on the valve rod 202 of the valve core 20, aligning the valve rod 202 with the inner hole of the connecting sleeve 1, and then performing insertion connection, wherein when the insertion connection is in place, the first spline tooth 2021 on the outer wall of the valve rod 202 is meshed with the third spline tooth 12 on the inner wall of the connecting sleeve 1; the screw is adopted to extend into the connecting cylinder 301 from one end of the cylinder bottom of the handle 30, the screw is screwed with the valve rod 202 in a rotating mode, the screw continuously presses the pressing sleeve 2 in the locking process until the pressing sleeve 2 abuts against the first step surface 111, locking is completed, and finally the decorative buckle 4 is buckled at the connecting cylinder 301 at the cylinder bottom of the handle 30, namely installation is completed.

In the faucet handle mounting structure 100 and the faucet provided by the embodiment of the utility model, the connecting sleeve 1 is sleeved in the connecting cylinder 301, the tightening sleeve 2 is tightly sleeved in the connecting sleeve 1 corresponding to the claw piece 11, when the tightening sleeve 2 is sleeved in place in the connecting sleeve 1, the force is applied to the claw piece 11, so that the claw piece 11 is tightly pressed between the inner wall of the connecting cylinder 301 and the outer wall of the tightening sleeve 2, and the fixed connection between the connecting sleeve 1 and the handle 30 is realized; the locking piece 3 runs through the tightening sleeve 2 and is in threaded connection with the valve rod 202, one side of the locking piece, which is far away from the valve core 20, is suitable for forming limit abutting with the tightening sleeve 2, when the locking piece 3 is locked with the valve rod 202 in place, namely the handle 30 is limited on the valve rod 202 along the axial direction, and the connecting sleeve 1 is in rotation stop fit with the valve rod 202, so that the valve rod 202 can be driven to rotate when a user operates the handle 30.

It can be known from the above relation that the locking piece 3 does not directly lock the handle 30 and the valve rod 202, but realizes the axis limit connection of the handle 30 and the valve rod 202 by means of the middle part connecting sleeve 1 and the packing sleeve 2, and because the position of the connecting sleeve 1 in the connecting cylinder 301 is adjustable, during actual installation, the axial position of the handle 30 can be adjusted according to the requirement, thereby ensuring that the handle 30 and the valve core 20 are not over-tight or over-loose in matching, overcoming the possible influence caused by the existence of the size tolerance of the spare part, having relatively lower requirement on the size precision of the spare part, being beneficial to controlling the production cost and improving the assembly efficiency, and having better structure and beautiful degree.

The description of the above specification and examples is intended to illustrate the scope of the invention, but should not be construed as limiting the scope of the invention. Modifications, equivalents and other improvements which may be made to the embodiments of the invention or to some of the technical features thereof by a person of ordinary skill in the art through logical analysis, reasoning or limited experimentation in light of the above teachings of the invention or the above embodiments are intended to be included within the scope of the invention.

Claims

1. A faucet handle mounting structure is used for connecting a valve rod of a valve core and a handle; the handle is provided with a through connecting cylinder; the method is characterized by comprising the following steps:

the connecting sleeve is sleeved in the connecting cylinder and is in rotation stopping fit with the valve rod, and a plurality of deformable claw sheets distributed along the circumferential direction are convexly arranged at one end of the connecting sleeve, which is back to the valve core;

the pressing sleeve is tightly sleeved in the connecting sleeve and enables the claw piece to be tightly pressed on the inner wall of the connecting cylinder by applying force to the claw piece;

the locking piece penetrates through the tightening sleeve and is in threaded connection with the valve rod, and one side of the locking piece, which is far away from the valve core, is suitable for forming limiting abutting connection with the tightening sleeve.

2. The faucet handle mounting arrangement of claim 1, wherein the valve stem end surface abuts the adapter sleeve when the locking member is in limiting abutment with the clamping sleeve.

3. A faucet handle mounting structure as claimed in claim 1 or 2, wherein an inner wall of each of the claw pieces is provided with a first step surface;

when the locking piece is locked with the valve rod, the locking piece applies force to the pressing sleeve towards one side of the valve core and enables the pressing sleeve to move to be abutted against the first step surface.

4. The faucet handle mounting structure according to claim 3, wherein the pressing sleeve is in a frustum shape with a small end facing the side where the valve core is located.

5. A faucet handle mounting arrangement according to claim 4, wherein the inner wall of the claw piece is shaped to match the outer wall of the compression sleeve.

6. The faucet handle mounting structure according to claim 1, wherein a side of the connecting sleeve facing away from the claw piece extends between the inner wall of the connecting cylinder and the outer wall of the valve stem, and the connecting sleeve is in spline fit with the inner wall of the connecting cylinder and the outer wall of the valve stem.

7. The faucet handle mounting structure of claim 1, further comprising a decorative button; the decorative buckle is buckled with one end of the connecting cylinder, which is far away from the valve core.

8. A faucet is characterized by comprising a faucet body, a valve core and a handle; the valve core is fixedly arranged in the faucet body and is provided with a valve rod extending out of the faucet body; the handle is connected to the valve stem by a faucet handle mounting structure as claimed in any one of claims 1 to 7.

9. The faucet of claim 8, further comprising a press cap; the outer wall of the valve core is provided with a second step surface; the pressure cap is sleeved on the periphery of the valve core and tightly pressed on the inner wall of the faucet body, and the pressure cap is abutted against the second step surface to limit the valve core to be separated from the faucet body.