CN220512816U

CN220512816U - Connecting structure of handle

Info

Publication number: CN220512816U
Application number: CN202321840751.5U
Authority: CN
Inventors: 贾兴行
Original assignee: Zhejiang Sorbonne Smart Home Co ltd
Current assignee: Zhejiang Sorbonne Smart Home Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-02-23
Anticipated expiration: 2033-07-13

Abstract

The utility model provides a connecting structure of a handle, which comprises a pipe fitting and a handle, wherein the pipe fitting is arranged in a hollow mode, the lower end of the handle is sleeved on the top of the pipe fitting, the top of the pipe fitting is provided with a limiting part, the limiting part is fixedly connected with the pipe fitting or is formed by processing the pipe fitting, an inner cavity of the handle is provided with a fixing buckle, and the fixing buckle can be matched with the limiting part to prevent the pipe fitting from being separated from the handle. After the handle and the pipe fitting are spliced or tightly matched, the fixing buckle and the limiting part are arranged between the handle and the pipe fitting to carry out double limiting, so that the connecting structure between the handle and the pipe fitting is more stable, the handle and the pipe fitting are prevented from being separated, and the safety is improved.

Description

Connecting structure of handle

Technical Field

The utility model relates to the field of handle installation, in particular to a handle connecting structure.

Background

The handle and the pipe fitting are widely used in the daily cleaning field, such as the handle and the pipe fitting are used on products such as a mop, a broom, a dustpan and the like, and the handle and the cleaning appliance are connected by the pipe fitting, so that the cleaning appliance is convenient to hold and use.

The common pipe fitting adopts stainless steel pipe or iron pipe, and the handle adopts grafting or close-fitting mode to install at the top of pipe fitting, and simple grafting connection between handle and the pipe fitting makes handle and pipe fitting separation easily, even use close-fitting mode in order to stabilize the connection between handle and the pipe fitting, but still easy separation with the pipe fitting after long-time use, because the wall thickness of pipe fitting generally sets up very thinly, the blade of the oral area of pipe fitting is easy scratch user after the handle breaks away from. Therefore, the existing connecting structure of the handle and the pipe fitting has potential safety hazards, and further optimization of the corresponding structure is urgently needed.

Disclosure of Invention

It is an object of the present utility model to provide a handle connection structure that solves the above-mentioned problems.

In order to achieve the above object, the present utility model is realized by the following technical scheme:

the utility model provides a connection structure of handle, includes pipe fitting and handle, the pipe fitting cavity sets up, the lower extreme suit of handle is in the top of pipe fitting, the top of pipe fitting is equipped with spacing portion, spacing portion with pipe fitting fixed connection or by pipe fitting machine-shaping, the inner chamber of handle is equipped with fixed knot, fixed knot can with spacing portion cooperation is in order to prevent the pipe fitting with the handle separation. After the handle and the pipe fitting are inserted or tightly matched, the handle and the pipe fitting are subjected to double limiting through the fixing buckle and the limiting part, so that the connecting structure between the handle and the pipe fitting is more stable, the handle and the pipe fitting are prevented from being separated, and the safety is improved.

Preferably, the pipe fitting is connected with the handle and can rotate relatively. The use angle between the handle and the cleaning appliance is convenient to adjust.

Preferably, the whole mouth part of the pipe fitting is inwards bent to form the limiting part, and at least part of the limiting part extends downwards;

preferably, the limiting part is an inward concave indentation punched at the position of the pipe fitting close to the mouth part;

preferably, the limiting part is a hollow ring and is fixedly arranged at the mouth part of the pipe fitting. The mouth part processing to the pipe fitting realizes the fixation with the handle, simple structure, and convenient production, and after inwards buckling or addding the ring with the mouth part of pipe fitting, even before not installing the handle, through the mode of hiding the inwards buckling of the mouth part blade of pipe fitting or increasing the thickness of pipe fitting mouth part through the ring, avoid user or producer to be injured when using and installing.

Preferably, the fixing buckle is inserted into the pipe fitting to be matched with the limiting part for positioning, and the pipe fitting is inserted between the side wall of the handle and the fixing buckle;

preferably, the fixing buckle is arranged on the side wall of the handle, and the fixing buckle is matched and positioned with the limiting part along the outer side of the pipe fitting. The fixing buckle has a simple structure, and when in production and installation, the pipe fitting is inserted into the handle to automatically realize the fixation between the fixing buckle and the limiting part.

Preferably, the number of the fixing buckles is one or more, the cross section of each fixing buckle is arc-shaped, a gap is arranged between two adjacent fixing buckles, and any fixing buckle can be deformed independently to be matched with the limiting part for positioning.

Preferably, the fixing buckle is integrally formed with or fixedly connected with the handle.

Preferably, an end cover is arranged at the top of the handle, a plug extending downwards is arranged on the end cover, and the fixing buckle is arranged on the plug.

Preferably, the end cover is also provided with a hanging hole or a hanging ring.

Preferably, the handle is provided with a guide bar extending up and down, and the guide bar abuts against the outer surface of the pipe fitting when the pipe fitting is inserted into the handle.

Preferably, a guide surface is arranged at the bottom of the guide bar.

The utility model has the advantages that: after the handle and the pipe fitting are spliced or tightly matched, the fixing buckle and the limiting part are arranged between the handle and the pipe fitting to carry out double limiting, so that the connecting structure between the handle and the pipe fitting is more stable, the handle and the pipe fitting are prevented from being separated, and the safety is improved; the mouth part processing to the pipe fitting realizes the fixation with the handle, simple structure, and convenient production, and after inwards buckling or addding the ring with the mouth part of pipe fitting, even before not installing the handle, through the mode of hiding the inwards buckling of the mouth part blade of pipe fitting or increasing the thickness of pipe fitting mouth part through the ring, avoid user or producer to be injured when using and installing.

Drawings

Fig. 1 is a cross-sectional view and an enlarged schematic view of a pipe bending limiting portion according to the present utility model.

Fig. 2 is a cross-sectional view and an enlarged schematic view of a pipe fitting stamping forming limit part according to the present utility model.

Fig. 3 is a schematic cross-sectional view of the utility model with the plug and end cap separately.

FIG. 4 is a schematic cross-sectional view of a handle of the present utility model.

FIG. 5 is a schematic view showing a state that the handle of the present utility model is connected to the cleaning tool through the pipe.

Description of the embodiments

The following describes embodiments of the present utility model in detail with reference to the drawings, so that the implementation process of how the present utility model can be applied to solve the technical problems and achieve the technical effects can be fully understood and implemented.

Certain terms are used throughout this disclosure to refer to particular components, and it should be understood by one skilled in the art that the description and claims do not take as much as differences in names as components, but rather as criteria for differences in functionality of the components. It should be noted that, unless otherwise specified, when an element is referred to as being "disposed" or "disposed" in another element, it can be directly disposed or disposed in the other element or intervening elements may also be present, either in a unitary or separate structure. When components are described as being "connected" to another component, the components may be directly connected or connected by a central component, and may be integrally connected or separately connected or may have a contact mating relationship. When an element is referred to as being "disposed on" another element, it is not intended that the element be positioned above or on the other element, but other locations are possible. The terms "upper", "lower", "left", "right", "high", "low" and the like are used herein with reference to the normal state of the product, and are for convenience of description only. The term "plurality" as used herein refers to two or more numbers. The terms "vertical," "horizontal," and the like as used herein refer to a generally vertical or generally horizontal state within reasonable tolerances and are not necessarily to be very precise.

1-5, a connecting structure of handle, including pipe fitting 1 and handle 2, pipe fitting 1 cavity setting, the lower extreme suit of handle 2 is at the top of pipe fitting 1, and its characterized in that, the top of pipe fitting 1 is equipped with spacing portion, spacing portion and pipe fitting 1 fixed connection or by pipe fitting 1 machine-shaping, and the inner chamber of handle 2 is equipped with fixed knot 3, and fixed knot 3 can cooperate with spacing portion in order to prevent pipe fitting 1 and handle 2 separation.

Preferably, the pipe fitting 1 and the handle 2 can rotate relatively after being connected, the lower end of the pipe fitting 1 is connected with a cleaning tool, the angle between the handle 2 and the cleaning tool is conveniently adjusted after the handle 2 rotates relative to the pipe fitting 1, the existing inserting or tightly-matched structure is adopted, the handle 2 can easily loose and fall between the handle 2 and the pipe fitting 1 after rotating relative to the pipe fitting 1, and the pipe fitting 1 and the handle 2 in the embodiment are rotationally connected to avoid loose and fall after rotating.

In this embodiment, as shown in fig. 1, the pipe fitting 1 is made of stainless steel, the cutting edge 4 of the mouth of the pipe fitting 1 is bent into the pipe, so that the mouth of the pipe fitting 1 is smoother than the cutting edge 4, at least part of the cutting edge 4 after being bent inwards is positioned in the pipe fitting 1 and extends towards the lower end of the pipe fitting 1, so that the cutting edge 4 forms a limiting part, the pipe fitting 1 is bent, even if the pipe fitting 1 is not provided with a handle 2, a user is not easy to scratch due to contact with the mouth of the pipe fitting 1, the safety is higher compared with the common pipe fitting 1 or the pipe fitting 1 before processing, and when the handle 2 is installed, the fixing buckle 3 is inserted into the pipe fitting 1 to be matched with the limiting part for positioning, and the pipe fitting 1 after installation is inserted between the side wall of the handle 2 and the fixing buckle 3.

In other embodiments, the limiting part can also adopt other modes, for example, 2, an inward concave indentation 5 is stamped and formed at the position of the pipe fitting 1 close to the mouth part, and when the pipe fitting is installed, the fixing buckle 3 is inserted into the pipe fitting 1 to be matched and positioned with the indentation 5; or on the basis of bending the mouth part of the pipe fitting 1, an inward concave indentation 5 is formed by punching under the bending, the fixing buckle 3 is arranged on the side wall of the handle 2, and the fixing buckle 3 is matched and positioned with the indentation 5 at the outer side of the pipe fitting 1 during installation, and a limiting part is formed by utilizing the indentation 5 generated by punching.

Or, a hollow circular ring is fixedly arranged at the opening part of the pipe fitting 1, the hollow circular ring forms a limiting part, and the fixing buckle 3 is matched with the bulge at the bottom or on the inner wall of the hollow circular ring for positioning after being inserted into the pipe fitting 1.

In this embodiment, the cleaning tool is illustrated by a dustpan, as shown in fig. 5, the handle 2 of a general dustpan is provided with an extension handle 6 for a user to hold, the extension handle 6 is generally fixed by holding the extension handle 6 to move or adjust the inclination angle of the dustpan, and the extension handle 6 is arranged in a manner of extending forward or backward, and the handle 2 connected with the fixing buckle 3 through the limiting part can rotate relative to the pipe fitting 1 to adjust the angle between the handle 2 and the dustpan.

Preferably, the number of the fixing buckles 3 is one or more, the cross section of each fixing buckle 3 is arc-shaped, a gap 7 is arranged between two adjacent fixing buckles 3, and any fixing buckle 3 can be singly deformed to be matched and positioned with the limiting part. The arc-shaped fixing buckle 3 is arranged, so that the fixing buckle 3 is more attached to the pipe fitting 1 or the limiting part, and the notch 7 is arranged, so that the fixing buckle 3 can be singly stressed and deformed to penetrate through the limiting part and then is limited.

In the above embodiment, the fixing buckle 3 is fixedly connected with the handle 2 through a buckle, specifically, the top of the handle 2 is provided with the end cover 8, the end cover 8 is provided with the plug 9 extending downwards, and the fixing buckle 3 is arranged on the plug 9.

In other embodiments, as shown in fig. 3, the end cover 8 and the plug 9 can also be independent, the plug 9 is connected with the pipe fitting 1, and the end cover is connected with the handle 2; or the fixing buckle 3 and the handle 2 can be produced in an integrated mode.

Preferably, the end cover 8 is also provided with hanging holes or hanging rings.

In this embodiment, the guide bar 10 extending up and down is disposed on the handle 2, when the pipe fitting 1 is inserted into the handle 2, the guide bar 10 abuts against the outer surface of the pipe fitting 1, so that the moving friction resistance between the handle 2 and the pipe fitting 1 and the resistance when the handle 2 rotates relative to the pipe fitting 1 can be reduced, the guide surface 11 is disposed at the bottom of the guide bar 10, the guide surface 11 smoothly transitions the inner wall of the handle 2 with the inner side of the guide bar 10, the alignment time of the handle 2 and the pipe fitting 1 can be shortened when the handle 2 and the pipe fitting 1 are installed, and the pipe fitting 1 can more easily enter the handle 2.

In the above embodiment, the handle 2 and the pipe fitting 1 may be applied to a dustpan and other cleaning tools except the dustpan, and the specific shape of the cleaning tool is not further limited in this embodiment, and only the cleaning tool, such as a mop, a broom, a window cleaner, etc., needs to be connected through the handle 2 and the pipe fitting 1.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a connection structure of handle, includes pipe fitting and handle, the pipe fitting cavity sets up, the lower extreme suit of handle is in the top of pipe fitting, its characterized in that, the top of pipe fitting is equipped with spacing portion, spacing portion with pipe fitting fixed connection or by pipe fitting machine-shaping, the inner chamber of handle is equipped with fixed knot, fixed knot can with spacing portion cooperation is in order to prevent the pipe fitting with the handle separation.

2. The handle connecting structure according to claim 1, wherein the pipe member is rotatable relative to the handle after being connected to the handle.

3. The handle connecting structure according to claim 1 or 2, wherein the structure of the stopper is provided as one of the following structures:

the whole mouth part of the pipe fitting is inwards bent to form the limiting part, and at least part of the limiting part extends downwards;

the limiting part is arranged as an inward concave indentation punched at the position of the pipe fitting close to the opening part;

the limiting part is a hollow circular ring and is fixedly arranged at the opening part of the pipe fitting.

4. A handle connecting structure according to claim 3, wherein the fixing buckle is inserted into the pipe fitting to be positioned in cooperation with the limiting part, and the pipe fitting is inserted between the side wall of the handle and the fixing buckle;

or, the fixing buckle is arranged on the side wall of the handle, and the fixing buckle is matched and positioned with the limiting part along the outer side of the pipe fitting.

5. The handle connecting structure according to claim 4, wherein one or more fixing buckles are provided, the cross section of each fixing buckle is arc-shaped, a gap is arranged between two adjacent fixing buckles, and any fixing buckle can be singly deformed to be matched and positioned with the limiting part.

6. The handle attachment structure of claim 5, wherein the retaining buckle is integrally formed with or fixedly attached to the handle.

7. The handle connecting structure according to claim 6, wherein an end cover is arranged at the top of the handle, the end cover is provided with a plug extending downwards, and the fixing buckle is arranged on the plug.

8. The handle attachment structure of claim 7, wherein the end cap is further provided with a hanging hole or hanging ring.

9. The handle connecting structure according to claim 8, wherein the handle is provided with a guide bar extending up and down, and the guide bar abuts against the outer surface of the pipe when the pipe is inserted into the handle.

10. The handle attachment structure of claim 9, wherein the bottom of the guide bar is provided with a guide surface.