CN215110875U - Handle mounting structure and tap - Google Patents

Abstract

The utility model discloses a handle mounting structure and tap, handle mounting structure include handle seat, handle joint, handle and setting element, the handle connects the normal running fit in the handle seat and its head end stretches out the handle seat, and this handle connects the head end to be equipped with a plurality of elasticity fastener, encloses into location expansion space between a plurality of elasticity fastener, the handle can rotate the handle seat relatively and it is equipped with the lock joint chamber, the elasticity fastener can stretch into the lock joint intracavity, the setting element stretches into in the location expansion space in order to outwards open the elasticity fastener in order to carry out inseparable lock joint cooperation with the lock joint chamber. The positioning piece extends into the positioning expansion space to stretch the elastic clamping piece outwards to be in close fastening fit with the fastening cavity, and at the moment, the handle and the handle joint have an anti-falling effect and can rotate synchronously. Meanwhile, the handle does not need to be provided with internal threads, so that the handle does not corrode the internal threads when the handle needs to be electroplated with zinc alloy.

Description

Handle mounting structure and tap

Technical Field

The utility model relates to a handle mounting structure and tap.

Background

In the existing faucet handle mounting structure, a handle joint is used for connecting a valve rod of a valve core and a handle, and is sleeved outside the handle joint and the valve core through a handle seat. Wherein, pass through behind the handle joint through the screw between handle joint and the handle and carry out the lock joint with the handle, promptly, the handle needs to set up the internal thread. Because present handle all adopts the zinc alloy material, lead to remaining the plating solution in the internal thread department of handle easily at the electroplating process, lead to this internal thread to be corroded, and then influence the joint strength between handle joint and the handle.

SUMMERY OF THE UTILITY MODEL

The utility model provides a handle mounting structure, it has overcome the not enough that the background art exists. The utility model provides one of the technical scheme that its technical problem adopted is:

the utility model provides a handle mounting structure, it includes handle seat, handle joint, handle and setting element, handle joint rotating fit in the handle seat and its head end stretches out the handle seat, and this handle joint head end is equipped with a plurality of elasticity fastener, encloses into location expansion space between a plurality of elasticity fastener, handle can rotate handle seat relatively and it is equipped with the lock joint chamber, the elasticity fastener can stretch into the lock joint intracavity, the setting element stretches into in the location expansion space in order to outwards open the elasticity fastener in order to carry out inseparable lock joint cooperation with the lock joint chamber.

In a preferred embodiment: the elastic clamping piece comprises an elastic arm and a buckle which is arranged on the outer side of the top end of the elastic arm in a protruding mode, a back-off inclined plane is arranged on the wall of the buckling cavity, and the buckle is in buckling fit with the back-off inclined plane when the elastic clamping piece is outwards opened.

In a preferred embodiment: the wall of the buckling cavity is also provided with a guide inclined plane.

In a preferred embodiment: the setting element is including the nut, screw rod and the straight-bar that connect gradually, handle joint cavity is equipped with the internal thread and the spacing mesa that are located location inflation space below in and, the nut leans on to support on spacing mesa, the screw rod is with internal thread looks spiro union cooperation, the straight-bar is with location inflation space looks extrusion fit.

In a preferred embodiment: a first wear-resistant part is arranged between the handle seat and the handle.

In a preferred embodiment: and a second wear-resistant part is arranged between the handle joint and the handle seat.

The utility model provides a second of the technical scheme that its technical problem adopted:

the faucet comprises a valve core and a handle mounting structure, wherein the valve core comprises a valve core shell and a valve rod, a handle seat is fixedly connected with the valve core shell, and a handle joint is in transmission fit with the valve rod.

In a preferred embodiment: the handle connects the bottom and is equipped with the internal spline, the valve rod is equipped with the external spline, and the meshing cooperation through the internal spline and the external spline makes handle joint and valve rod rotate in step.

In a preferred embodiment: the faucet further comprises a decorative cover plate, the valve core extends out of the decorative cover plate, and the bottom end of the handle seat abuts against the decorative cover plate.

In a preferred embodiment: and a sealing ring is arranged between the decorative cover plate and the handle seat.

Compared with the background technology, the technical scheme has the following advantages:

1. in this application, stretch into in the location inflation space with outwards opening elasticity fastener in order to carry out inseparable lock joint cooperation with the lock joint chamber through the setting element, not only have the anti-drop effect this moment between handle and the handle joint, and the two can rotate in step. Meanwhile, the handle does not need to be provided with internal threads, so that the handle does not corrode the internal threads when the handle needs to be electroplated with zinc alloy.

2. The wall of the fastening cavity is also provided with a guide inclined plane, so that the positioning piece can more smoothly extend into the fastening cavity.

3. The positioning piece comprises a nut, a screw rod and a straight rod which are connected in sequence, so that the positioning piece and the handle joint are connected more quickly and conveniently.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is an exploded perspective view of a preferred embodiment faucet.

Fig. 2 is a schematic perspective cross-sectional view of fig. 1.

FIG. 3 illustrates an overall cross-sectional view of a preferred embodiment faucet.

Fig. 4 shows a partial enlarged view of fig. 3.

Fig. 5 is a schematic structural diagram of the positioning member.

Detailed Description

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 terms "fixedly connected" and "fixedly connected" should be understood in a broad sense, i.e., any connection without displacement relationship or relative rotation relationship between the two, i.e., including non-detachable fixed connection, integrated connection and fixed connection by other devices or elements.

In the claims, the specification and drawings of the present invention, the terms "including", "having" and their variants, if used, are intended to be inclusive and not limiting.

A preferred embodiment of a handle mounting structure, which comprises a handle holder 10, a handle adapter 20, a handle grip 30 and a positioning member 40.

The handle base 10 is a structure penetrating up and down, the handle joint 20 can extend into the handle base 10 from the bottom end of the handle base 10, the handle joint 20 is rotatably fitted into the handle base 10, and the head end of the handle joint extends out of the handle base 10. Specifically, handle joint 20 periphery is equipped with annular spacing boss 21, handle seat 10 inner wall is equipped with spacing step 11, and spacing boss 21 leans on spacing step 11 in order to avoid handle joint 20 to deviate from in handle seat 10.

The head end of the handle joint 20 is provided with a plurality of elastic clamping pieces, and a positioning expansion space 22 is enclosed among the elastic clamping pieces. The number of the elastic clamping pieces is at least two, and can be three or four, and four elastic clamping pieces are selected in the embodiment and are arranged at intervals in an annular manner, so that the positioning expansion space 22 is circular.

In this embodiment, as shown in fig. 1, the elastic clip includes an elastic arm 23 and a catch 24 protruding from the top end of the elastic arm 23.

The handle grip 30 can rotate relative to the handle seat 10 and is provided with a fastening cavity 31, the elastic fastener can extend into the fastening cavity 31, and the positioning member 40 extends into the positioning expansion space 22 to expand the elastic fastener outwards to be in tight fastening fit with the fastening cavity 31. As shown in fig. 4, the cavity wall of the fastening cavity 31 is provided with an inverted inclined surface 32, and the latch 24 is in fastening fit with the inverted inclined surface 32 when the elastic latch is opened outwards.

Preferably, the cavity wall of the buckling cavity 31 is further provided with a guiding inclined plane 33, and the guiding inclined plane 33 is positioned below the inverted buckling inclined plane 32.

As shown in fig. 5, the positioning element 40 includes a nut 41, a screw 42 and a straight rod 43, which are connected in sequence, the handle joint 20 is hollow and is provided therein with an internal thread and a limiting table 25 located below the positioning expansion space 22, the nut 41 abuts against the limiting table 25, the screw 42 is in threaded connection with the internal thread, and the straight rod 43 is in extrusion connection with the positioning expansion space 22.

In this embodiment, in order to ensure smooth rotation between the handle holder 10 and the handle grip 30, a first wear-resistant member 12 is disposed between the handle holder 10 and the handle grip 30, and the first wear-resistant member 12 may be a wear-resistant pad or a wave-shaped elastic washer. In order to ensure smooth rotation between the handle grip 30 and the handle holder 10, a second wear-resistant member, which may be a wear-resistant ring 13, is disposed between the handle joint 20 and the handle holder 10.

Referring to fig. 1 to 3, an embodiment of a faucet is shown, the faucet includes a valve cartridge 50 and a handle mounting structure, the valve cartridge 50 includes a valve cartridge housing 51 and a valve rod 52, the handle base 10 is fixedly connected to the valve cartridge housing 51, and the handle connector 20 is in transmission fit with the valve rod 52.

As shown in fig. 2, the handle holder 10 is threadedly engaged with the valve cartridge housing 51. And, the bottom end of the handle joint 20 is provided with an internal spline 26, and the valve rod 52 is provided with an external spline 53, so that the handle joint 20 and the valve rod 52 rotate synchronously through the meshing fit of the internal spline and the external spline. At this time, the handle adapter 20 is retained in the handle holder 10.

In this embodiment, the faucet further includes a decorative cover plate 60, the decorative cover plate 60 is covered on the table top, the valve core 50 extends out of the decorative cover plate 60, and the bottom end of the handle base 10 abuts against the decorative cover plate 60.

Preferably, a sealing ring 61 is disposed between the decorative cover plate 60 and the handle holder 10.

The assembly process of the tap is as follows:

firstly, the valve core 50 and the decorative cover 60 are arranged on the table top;

then, after the handle joint 20 passes through the handle seat 10, the top end of the handle joint 20 extends into the buckling cavity 31, and at this time, because the positioning member 40 does not extend into the positioning expansion space 22 yet, the elastic clamping piece can freely extend into the buckling cavity 31 until the buckle 24 is positioned above the inverted buckle inclined plane 32;

then, one end of a straight rod 43 of the positioning piece extends into the handle joint 20 from the bottom end of the handle joint 20, the screw rod 42 is in threaded fit with the internal thread of the handle joint 20 until the screw cap 41 abuts against the limiting table surface 25, the straight rod 43 is just positioned in the positioning expansion space 22, the four buckles 24 are outwards opened and tightly pressed against the inverted inclined plane 32 under the extrusion of the straight rod 43, and at this time, the connection of the handle 30, the handle joint 20 and the handle seat 10 is completed;

then, the valve rod 52 is inserted into the bottom end of the handle connector 20, and the two are engaged and matched through the internal and external splines;

finally, the handle holder 10 and the valve core shell 51 are in threaded fit, and the faucet is installed.

The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited by this description, and all equivalent changes and modifications made within the scope and the specification of the present invention should be covered by the present invention.

Claims (10)

1. A handle mounting structure characterized in that: it includes handle seat, handle joint, handle and setting element, the handle connects the normal running fit in the handle seat and its head end stretches out the handle seat, and this handle connects the head end to be equipped with a plurality of elasticity fastener, encloses into location expansion space between a plurality of elasticity fastener, the handle can rotate the handle seat relatively and it is equipped with the lock joint chamber, elasticity fastener can stretch into the lock joint intracavity, the setting element stretches into in the location expansion space in order to outwards open the elasticity fastener in order to carry out inseparable lock joint cooperation with the lock joint chamber.

2. A handle mounting structure according to claim 1, wherein: the elastic clamping piece comprises an elastic arm and a buckle which is arranged on the outer side of the top end of the elastic arm in a protruding mode, a back-off inclined plane is arranged on the wall of the buckling cavity, and the buckle is in buckling fit with the back-off inclined plane when the elastic clamping piece is outwards opened.

3. A handle mounting structure according to claim 2, wherein: the wall of the buckling cavity is also provided with a guide inclined plane.

4. A handle mounting structure according to claim 1, wherein: the setting element is including the nut, screw rod and the straight-bar that connect gradually, handle joint cavity is equipped with the internal thread and the spacing mesa that are located location inflation space below in and, the nut leans on to support on spacing mesa, the screw rod is with internal thread looks spiro union cooperation, the straight-bar is with location inflation space looks extrusion fit.

5. A handle mounting structure according to claim 1, wherein: a first wear-resistant part is arranged between the handle seat and the handle.

6. A handle mounting structure according to claim 1, wherein: and a second wear-resistant part is arranged between the handle joint and the handle seat.

7. A faucet to which the handle mounting structure of any one of claims 1 to 6 is applied, characterized in that: the faucet comprises a valve core and a handle mounting structure, wherein the valve core comprises a valve core shell and a valve rod, a handle seat is fixedly connected with the valve core shell, and a handle joint is in transmission fit with the valve rod.

8. A tap as claimed in claim 7, wherein: the handle connects the bottom and is equipped with the internal spline, the valve rod is equipped with the external spline, and the meshing cooperation through the internal spline and the external spline makes handle joint and valve rod rotate in step.

9. A tap as claimed in claim 7, wherein: the faucet further comprises a decorative cover plate, the valve core extends out of the decorative cover plate, and the bottom end of the handle seat abuts against the decorative cover plate.

10. A faucet as claimed in claim 9, wherein: and a sealing ring is arranged between the decorative cover plate and the handle seat.

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