CN215806706U - Handle mounting structure - Google Patents

Abstract

The utility model discloses a handle mounting structure which comprises a handle seat, a handle, a first handle connecting piece and a second handle connecting piece, wherein the handle seat is covered outside a valve core, the handle can rotate relative to the handle seat and is provided with an accommodating cavity, the first handle connecting piece is fixedly connected in the accommodating cavity, the second handle connecting piece is sleeved in the handle seat, and two ends of the second handle connecting piece are respectively in transmission connection with the first handle connecting piece and a valve shaft. This handle mounting structure is connected handle and valve shaft through the transmission cooperation of first in command connecting piece and second in command connecting piece, and then handle can not exert an influence to the transmission structure between first in command connecting piece and the second in command connecting piece when electroplating, especially adopts metalwork such as screw to carry out the transmission between first in command connecting piece and the second in command connecting piece and is connected, and handle's electroplating can not lead to the fact the corruption to the metalwork.

Description

Handle mounting structure

Technical Field

The present invention relates to a handle mounting structure.

Background

In the existing faucet, particularly the double-handle faucet, a handle is in transmission connection with a valve shaft of a valve core through a handle connecting piece. Usually, the handle grip and the handle connecting piece are fixedly connected by adopting a screw locking mode.

For example, the handle holder is installed in a valve assembly according to the chinese utility model patent with application number 201420204524.8 and the patent name of the dismounting device for the handle holder. The valve component comprises a valve core, a directional joint nested and positioned on the valve core and a fastener fixedly connected to the valve core; the fastener has a ring slot and a guiding slope. The handle seat comprises a snap ring, an elastic snap ring, a joint seat and a handle which are mutually combined; the elastic snap ring is provided with a plurality of elastic snap claws which can be elastically condensed or expanded, and each elastic snap claw can respectively penetrate through the corresponding slot of the joint seat and can be smoothly clamped in the snap ring groove under the guidance of the guide inclined plane of the snap member when the handle seat and the valve component are mutually nested, thereby achieving the effect of quick installation. In addition, the clamping ring is grasped by one hand, and the handle is slightly rotated by the other hand, so that the elastic buckling claws are separated from the buckling ring grooves, and the handle seat is easy to lift up to be separated from the valve component, thereby achieving the effect of quick disassembly. And the connector seat and the handle are fixed through a combining piece which is a fastening bolt in combination with the attached drawing.

However, in order to save cost, the handle is generally made of plastic and is subjected to electroplating treatment, and after the electroplating treatment, the fastening bolt is corroded, so that the problem that the connection between the handle and the joint seat is not firm is caused.

SUMMERY OF THE UTILITY MODEL

The present invention provides a handle mounting structure which overcomes the disadvantages of the background art.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the handle mounting structure comprises a handle seat, a handle, a first handle connecting piece and a second handle connecting piece, wherein the handle seat is covered outside the valve core, the handle can rotate relative to the handle seat and is provided with a containing cavity, the first handle connecting piece is fixedly connected in the containing cavity, the second handle connecting piece is sleeved in the handle seat, and two ends of the second handle connecting piece are in transmission connection with the first handle connecting piece and the valve shaft respectively.

In a preferred embodiment: the accommodating cavity is provided with vertically arranged rotation stopping grooves, the first handle connecting piece comprises a first connecting body, and the first connecting body is provided with rotation stopping lugs matched with the rotation stopping grooves.

In a preferred embodiment: the clamping ring is sleeved on the periphery of the first connecting body and clamped in the clamping groove to longitudinally limit the first connecting body.

In a preferred embodiment: the first connecting body is provided with an internal thread hole, the second handle connecting piece comprises a hollow second connecting body and a screw, and the screw penetrates through the second connecting body and then is in threaded connection with the internal thread hole to be matched with the first connecting body and the second connecting body together.

In a preferred embodiment: the inner wall of the second connecting body is provided with a first limiting step surface, and the nut of the screw abuts against the first limiting step surface.

In a preferred embodiment: the handle base inner wall is equipped with the spacing step face of second, the body periphery is connected to the second is equipped with spacing boss, spacing boss leans on to support on the spacing step face of second.

In a preferred embodiment: the inner wall of the bottom end of the second connecting body is provided with an internal spline, the periphery of the valve shaft is provided with an external spline, and the second handle connecting piece and the valve shaft are in transmission connection through the meshing fit of the internal spline and the external spline.

In a preferred embodiment: the bottom end of the first connecting body is provided with an inner groove communicated with the inner threaded hole, and the top end of the second connecting body is provided with a protruding portion which extends into the inner groove.

In a preferred embodiment: the wear-resistant pad is clamped between the bottom end of the first connecting body and the top end of the second connecting body.

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

1. this handle mounting structure is connected handle and valve shaft through the transmission cooperation of first in command connecting piece and second in command connecting piece, and then handle can not exert an influence to the transmission structure between first in command connecting piece and the second in command connecting piece when electroplating, especially adopts metalwork such as screw to carry out the transmission between first in command connecting piece and the second in command connecting piece and is connected, and handle's electroplating can not lead to the fact the corruption to the metalwork.

2. The first connecting body can be circumferentially stopped by the rotation stopping matching of the rotation stopping convex block and the rotation stopping groove.

3. The snap ring is sleeved on the periphery of the first connecting body and clamped in the clamping groove, so that the first connecting body can be longitudinally limited, and the first connecting body can be prevented from being separated from the handle.

4. The screw penetrates through the second connecting body and then is matched with the internal thread hole in a screwed mode so as to connect the first connecting body and the second connecting body together, and therefore the first connecting body and the second connecting body are connected more firmly and conveniently.

Drawings

The utility model is further illustrated by the following figures and examples.

Fig. 1 is an exploded perspective view of a handle mounting structure according to a preferred embodiment.

FIG. 2 is a cross-sectional view of a handle mounting structure according to a preferred embodiment.

Fig. 3 illustrates a second cross-sectional view of a handle mounting structure of a preferred embodiment.

FIG. 4 is a schematic view of the structure of the handle grip of the preferred embodiment.

FIG. 5 is a schematic diagram of a snap ring according to a preferred embodiment.

FIG. 6 is a schematic view of a first handle connector according to a preferred embodiment.

FIG. 7 is a second schematic view of the first handle connector of the preferred embodiment.

Detailed Description

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

In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, all directional or positional relationships indicated by the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like are based on the directional or positional relationships indicated in the drawings and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the device or element so indicated 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 the claims, the description and the drawings of the present application, unless otherwise expressly limited, the terms "fixedly connected" and "fixedly connected" should be interpreted broadly, that is, any connection between the two that is not in a relative rotational or translational relationship, that is, non-detachably fixed, integrally connected, and fixedly connected by other devices or elements.

In the claims, the specification and the drawings of the present invention, the terms "including", "having", and variations thereof, are intended to be inclusive and not limiting.

Referring to fig. 1-7, a preferred embodiment of a handle mounting structure for a faucet having a valve cartridge (not shown) rotatably mounted with a valve shaft is shown.

The handle mounting structure includes a handle holder 10, a handle grip 20, a first handle connector, and a second handle connector.

The handle seat 10 is covered outside the valve core. As shown in fig. 2, the handle holder 10 is a hollow structure, and the bottom end thereof is provided with an internal thread, the internal thread can be screwed with the external thread of the valve core housing, and the connection between the handle holder 10 and the valve core is the prior art and will not be described again.

The handle grip 20 is rotatable relative to the handle holder 10 and is provided with a receiving cavity 21. As shown in fig. 4, the bottom end of the accommodating cavity 21 is open.

In this embodiment, the accommodating cavity 21 is provided with a vertically arranged rotation stopping groove 22. As shown in fig. 4, the rotation stopping grooves are provided in two and oppositely arranged. And, the inner wall of the accommodating cavity 21 is provided with an annular clamping groove 23, and the clamping groove 23 is communicated with the rotation stopping groove 22.

The first handle connecting piece is fixedly connected in the accommodating cavity 21.

In this embodiment, the first handle connector includes a first connecting body 30, and the first connecting body 30 is provided with a rotation stopping protrusion 31 capable of being matched with the rotation stopping groove 22.

In this embodiment, the handle mounting structure further includes a snap ring 40, and the snap ring 40 is sleeved on the outer periphery of the first connecting body 30 and is clamped in the clamping groove 23 to longitudinally limit the first connecting body 30.

As shown in fig. 5, the snap ring 40 is provided with an opening, and protrusions 41 are provided downward at both ends of the opening. As shown in fig. 7, an annular stop block 32 is disposed at the periphery of the bottom end of the first connecting body 30, a relief opening 33 is disposed below the stop block 32 corresponding to the rotation stop protrusion 31, the snap ring 40 is sleeved on the periphery of the first connecting body 30 and is disposed on the stop block 32, and the two protrusions 41 extend into the relief opening 33.

When the first handle connecting piece is installed, the snap ring 40 can be sleeved on the periphery of the first connecting body 30 and placed on the falling stopping block 32, and then the two protrusions 41 are pressed to enable the snap ring 40 to be tightly held with the first connecting body 30; then, the rotation stopping protrusion 31 corresponds to the rotation stopping groove 22, the first handle connecting body 30 is pushed into the accommodating cavity 21, the two protrusions 41 are loosened, the snap ring 40 is expanded outwards under the action of the elasticity of the snap ring 40 and is clamped into the snap groove 22, and the connection between the first handle connecting piece and the handle grip 20 is completed.

The second handle connecting piece is sleeved in the handle seat 10, and two ends of the second handle connecting piece are respectively in transmission connection with the first handle connecting piece and the valve shaft.

In this embodiment, the first connecting body 30 is provided with an internal threaded hole 34, the second handle connector includes a hollow second connecting body 50, and a screw 51 is further provided, and the screw 51 passes through the second connecting body 50 and then is in threaded engagement with the internal threaded hole 34 to connect the first connecting body 30 and the second connecting body 50 together.

In this embodiment, as shown in fig. 3, a first limiting step surface 52 is disposed on an inner wall of the second connecting body 50, and a nut of the screw 51 abuts against the first limiting step surface 52.

In this embodiment, the inner wall of the handle holder 10 is provided with a second limiting step surface 11, the periphery of the second connecting body 50 is provided with a limiting boss 53, and the limiting boss 53 abuts against the second limiting step surface 11, so that the second handle connecting piece can be axially limited.

In this embodiment, the inner wall of the bottom end of the second connecting body 50 is provided with an internal spline, the periphery of the valve shaft is provided with an external spline, and the second handle connecting piece and the valve shaft are in transmission connection through the engagement fit of the internal spline and the external spline.

In this embodiment, the bottom end of the first connecting body 30 is provided with an inner groove 35 communicated with the inner threaded hole, and the top end of the second connecting body 50 is provided with a protrusion 54, wherein the protrusion 54 extends into the inner groove 35. As shown in fig. 6, the inner groove 35 has a square shape. The extension 54 is also square as shown in fig. 1.

In this embodiment, the handle mounting structure further includes a wear pad 60, and the wear pad 60 is interposed between the bottom end of the first connecting body 30 and the top end of the second connecting body 50.

This handle mounting structure is connected handle 20 and valve shaft through the transmission cooperation of first in command connecting piece and second in command connecting piece, then handle 20 can not exert an influence to the transmission structure between first in command connecting piece and the second in command connecting piece when electroplating, especially adopts metalwork such as screw to carry out the transmission between first in command connecting piece and the second in command connecting piece and is connected, and handle 20's electroplating can not lead to the fact the corruption to the metalwork.

The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the utility model, which is defined by the appended claims and their equivalents.

Claims (9)

1. The utility model provides a handle mounting structure, its is applicable to the tap, and the tap is equipped with the case, and the case rotates and is provided with valve shaft, its characterized in that: the handle mounting structure comprises a handle seat, a handle, a first handle connecting piece and a second handle connecting piece, wherein the handle seat is covered outside the valve core, the handle can rotate relative to the handle seat and is provided with a containing cavity, the first handle connecting piece is fixedly connected in the containing cavity, the second handle connecting piece is sleeved in the handle seat, and two ends of the second handle connecting piece are in transmission connection with the first handle connecting piece and the valve shaft respectively.

2. A handle mounting structure according to claim 1, wherein: the accommodating cavity is provided with vertically arranged rotation stopping grooves, the first handle connecting piece comprises a first connecting body, and the first connecting body is provided with rotation stopping lugs matched with the rotation stopping grooves.

3. A handle mounting structure according to claim 2, wherein: the clamping ring is sleeved on the periphery of the first connecting body and clamped in the clamping groove to longitudinally limit the first connecting body.

4. A handle mounting structure according to claim 1, 2 or 3, wherein: the first connecting body is provided with an internal thread hole, the second handle connecting piece comprises a hollow second connecting body and a screw, and the screw penetrates through the second connecting body and then is in threaded connection with the internal thread hole to be matched with the first connecting body and the second connecting body together.

5. A handle mounting structure according to claim 4, wherein: the inner wall of the second connecting body is provided with a first limiting step surface, and the nut of the screw abuts against the first limiting step surface.

6. A handle mounting structure according to claim 4, wherein: the handle base inner wall is equipped with the spacing step face of second, the body periphery is connected to the second is equipped with spacing boss, spacing boss leans on to support on the spacing step face of second.

7. A handle mounting structure according to claim 4, wherein: the inner wall of the bottom end of the second connecting body is provided with an internal spline, the periphery of the valve shaft is provided with an external spline, and the second handle connecting piece and the valve shaft are in transmission connection through the meshing fit of the internal spline and the external spline.

8. A handle mounting structure according to claim 4, wherein: the bottom end of the first connecting body is provided with an inner groove communicated with the inner threaded hole, and the top end of the second connecting body is provided with a protruding portion which extends into the inner groove.

9. A handle mounting structure according to claim 4, wherein: the wear-resistant pad is clamped between the bottom end of the first connecting body and the top end of the second connecting body.

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