CN118123765A

CN118123765A - Telescopic handle and tool

Info

Publication number: CN118123765A
Application number: CN202311817636.0A
Authority: CN
Inventors: 冯荣涛; 陈刚; 罗昌凯; 陈广
Original assignee: Zhejiang YAT Electrical Appliance Co Ltd
Current assignee: Zhejiang YAT Electrical Appliance Co Ltd
Priority date: 2023-12-26
Filing date: 2023-12-26
Publication date: 2024-06-04

Abstract

The invention provides a telescopic handle and a tool, the telescopic handle comprises a handle main body and a pipe body, the pipe body is movably connected with the handle main body through an adjusting structure, and the adjusting structure comprises: a trigger rotatably disposed on the handle body; one end of the transmission body is in transmission fit with the trigger; an elastic body, the elastic body can deform; the first locking body is connected with the transmission body and can move radially along with the transmission body. According to the invention, through the snap fit between the first locking body and the second locking body, the positioning and locking functions can be realized, sliding in the use process is avoided, and the flexible adjustment of the pipe body can be realized easily and quickly.

Description

Telescopic handle and tool

Technical Field

The invention relates to the technical field of instrument handles, in particular to a telescopic handle and a corresponding tool.

Background

At present, to the instrument that has the function of gripping, for example snowplow etc., its handle position is connected with the body, in order to cooperate different heights to use, usually have flexible function between handle and the body, can use high regulation, present adjustable structure type is more, for example the flexible handle of disclosure in CN214980796U, it includes the handle, the one end sliding connection of handle has tensile switch, be provided with the cassette that can fix with tensile switch screens on the handle, the other end fixedly connected with adapter sleeve of handle, the cavity of intercommunication has been seted up to the inside of adapter sleeve and handle, sliding connection has flexible aluminum pipe in the cavity, set up the spout on the inside wall of adapter sleeve, sliding connection has the telescopic switch in the spout, be provided with flexible steel ball between telescopic switch and the flexible aluminum pipe, set up flutedly on the flexible aluminum pipe, be provided with the concave-convex part that can push in the recess or loosen flexible steel ball from the recess on the telescopic switch, tensile switch passes through tensile steel wire drive and connects in the telescopic switch. The adjusting structure has the problems that the adjusting is inconvenient in the use process, the force application object is far away from the adjusting position, the adjusting is more forceful, the positioning and the clamping in the adjustment process are difficult to realize, and the adjusting structure is easy to slide in the use process.

Disclosure of Invention

The invention provides a telescopic handle and a corresponding tool for avoiding sliding in the using process, aiming at avoiding the defects in the prior art.

The invention solves the technical problems by adopting the following technical scheme:

The utility model provides a flexible handle, includes handle main part and body, but the body carries out swing joint through adjusting structure and handle main part, adjusting structure includes:

A trigger which is arranged on the handle body in a reversible manner;

the transmission body is arranged on the handle main body, is arranged along the radial direction of the pipe body and penetrates through the pipe body, and one end of the transmission body is in transmission fit with the trigger;

an elastic body, the elastic body can deform;

The first locking body is used for driving the transmission body to radially move after the trigger is overturned, and the first locking body axially moves along the transmission body after the transmission body radially moves;

the elastic body is arranged between the handle main body and the transmission body or between the handle main body and the first locking body and can deform;

One side of the pipe body is axially connected with a second locking body, and the first locking body is meshed with the second locking body in an initial state; after the transmission body moves radially, the first locking body moves along the axial direction of the transmission body and is separated from the second locking body, so that the locking state is released.

In several embodiments, the transmission body includes a head and a rod portion connected, the elastic body is disposed between the handle body and the transmission body, the elastic body is sleeved on the rod portion and is abutted to the head, the rod portion passes through the pipe body and is connected with the locking body, and the locking body and the elastic body are respectively disposed at two opposite sides of the pipe body.

In several embodiments, one end of the trigger is rotatably connected to the handle body, and the trigger can be rotated by applying an external force to the other end of the trigger, and the side of the trigger facing the transmission body is provided with a contact end which is in contact fit with the head and can apply a pressure for radially displacing the head.

In several embodiments, the pipe body is provided with an adjusting hole along the axial direction thereof, the adjusting hole penetrates through the pipe body and the second locking body, the adjusting hole is used for the rod part to penetrate through, and the rod part can move in the adjusting hole.

In several embodiments, an accommodating groove is provided on the inner side of the handle body, the accommodating groove is used for accommodating the first locking body, and the first locking body is in the accommodating groove and can move along the radial direction of the tube body.

In several embodiments, the first locking body and the second locking body are provided with a plurality of protruding teeth, and the first locking body and the second locking body are in snap fit through the protruding teeth.

In several embodiments, the tail end of the rod portion penetrates out of the locking body and is connected with an adjusting knob, the adjusting knob is in threaded fit with the rod portion, the adjusting knob can displace along the axial direction of the rod portion when driven by external force to rotate, and the adjusting knob is in butt joint with the locking body.

In several embodiments, the first locking body is provided with a first limiting body towards one side of the adjusting knob, the one side of the adjusting knob towards the first locking body is provided with a second limiting body, the second limiting body is arranged between the first limiting body and the first locking body and cannot be separated from the first limiting body, and the second limiting body can rotate in the first limiting body.

In several embodiments, the outer side of the handle body is recessed inwardly with a first slot for receiving the trigger.

And in several embodiments, the trigger is rotationally connected with the transmission body, one end of the trigger is provided with a cam structure, the cam structure is matched with the transmission body to apply force for radial displacement to the trigger, the elastic body is arranged between the handle main body and the first locking body, the first locking body is movably sleeved on the transmission body, and one end of the transmission body far away from the trigger is connected with a limiting block for limiting one position of the locking body.

In several embodiments, the number of the elastic bodies is two, and the two elastic bodies are respectively located at two opposite sides of the pipe body.

And a tool employing the telescopic handle structure.

The invention has the following beneficial effects:

1. According to the invention, through the snap fit between the first locking body and the second locking body, the positioning and locking functions can be realized, and the sliding in the using process is avoided.

2. According to the invention, through the cooperation of the trigger, the transmission body and the elastic body, the telescopic switch can be realized through pressing, the force application position is consistent with the adjusting position, and the light and rapid adjustment can be realized.

3. According to the invention, the locking degree between the first locking body and the second locking body can be adjusted according to the requirement through the adjusting knob.

Drawings

The drawings described herein are for illustration purposes only of selected embodiments and are not intended to represent all possible implementations and should not be construed as limiting the scope of the present invention.

FIG. 1 schematically illustrates an overall side view of the telescoping handle of example 1;

FIG. 2 schematically illustrates the explosive structure of FIG. 1;

FIG. 3 schematically illustrates the structure of FIG. 2 at another view angle;

FIG. 4 schematically illustrates the structure of the handle body in FIG. 2 in combination with a locking body one;

FIG. 5 schematically illustrates a cross-sectional view of the position of the adjustment structure of the telescoping handle in one embodiment;

FIG. 6 schematically shows an exploded structure of the telescopic handle in embodiment 2;

fig. 7 schematically shows a cross-sectional structure of the position of the adjusting structure of the telescopic handle in embodiment 2.

Detailed Description

In the following, embodiments of the present invention will be described in detail, for the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, and in the following, technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments.

Thus, the following detailed description of the embodiments of the invention, which is provided herein, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention, based on which all other embodiments, as derived by a person of ordinary skill in the art without making any inventive effort, are within the scope of the invention.

The terminology used herein is for the purpose of describing embodiments and is not intended to be limiting and/or limiting of the invention.

Example 1

As shown in fig. 1 to 3, the telescopic handle in this embodiment is mainly composed of a handle body 10, a tube body 20 and an adjusting structure, wherein the tube body 20 is movably connected with the handle body 10 through the adjusting structure, and the handle body 10 is formed by splicing two half shells.

Here, the axial direction and the radial direction are both axial and radial directions of the tube body 20.

Referring to fig. 4 to 5, in particular, the adjusting structure includes a trigger 30 rotatably disposed on the handle body 10, a transmission body 40 disposed on the handle body 10, an elastic body 50 disposed between the transmission body 40 and the handle body 10, a locking body 60 connected to the transmission body 40, a locking body 70 disposed at one side of the tube body 20 along an axial direction thereof, and an adjusting knob 90 connected to the transmission body 40.

The transmission body 40 is arranged along the radial direction of the pipe body 20 and penetrates the pipe body 20, one end of the transmission body 40 is in transmission fit with the trigger 30, the transmission body 40 comprises a head 41 and a rod 42 which are connected, the rod 42 penetrates the pipe body 20 and is connected with the locking body 60, the external dimension of the head 41 is larger than that of the rod 42, sufficient contact surface is provided by the head 41 to be matched with the trigger 30, correspondingly, one end of the trigger 30 is rotationally connected with the handle body 10 through a shaft body structure, the trigger 30 can be rotated by applying external force to the other end of the trigger 30, the side of the trigger 30 facing the transmission body 40 is provided with a contact end 31, and the contact end 31 is in contact fit with the head 41 and can apply pressure for radially displacing the head 41.

Moreover, the outer side of the handle body 10 is provided with a first groove body 12 which is recessed inwards, the first groove body 12 is used for accommodating the trigger 30, the trigger 30 is hidden in the handle body 10, and the trigger 30 can be prevented from being touched by mistake as much as possible.

The elastic body 50 is sleeved on the rod portion 42 and abuts against the corresponding positions of the head portion 41 and the handle main body 10, the elastic body 50 can adopt a wave washer structure, and can deform when being extruded, so that the distance between the head portion 41 and the handle main body 10 is changed, namely, the transmission body 40 is radially displaced.

The first locking body 60 and the elastic body 50 are respectively arranged at two opposite sides of the pipe body 20, the first locking body 60 can radially move along with the transmission body 40, the first locking body 60 and the second locking body 70 are engaged and locked under the action of no external force, and the trigger 30 can drive the transmission body 40 to squeeze the elastic body 50 in the rotating process, so that the transmission body 40 drives the first locking body 60 to radially move and separate from the second locking body 70, and the engaged and locked state is released.

Meanwhile, a long-strip-shaped adjusting hole 21 is formed in the pipe body 20 along the axial direction of the pipe body 20, the adjusting hole 21 penetrates through the pipe body 20 and the second locking body 70, the rod portion 42 penetrates through the adjusting hole 21, and the rod portion 42 can move in the adjusting hole 21, so that the position of the first locking body 60 on the second locking body 70 can be changed, the pipe body 20 stretches and contracts, and the using height is adjusted.

The second locking body 70 is generally in a U-shape and is attached to the outer wall of the pipe body 20, a groove is formed in one side of the first locking body 60, the groove is matched with the second locking body 70 in shape and can be just wrapped on the second locking body 70, the length of the second locking body 70 is larger than that of the first locking body 60, a plurality of convex teeth 80 are arranged on the matched surfaces of the first locking body 60 and the second locking body 70, and the first locking body 60 and the second locking body 70 are in snap fit through the convex teeth 80, so that a toothed snap structure can provide a good locking effect.

Meanwhile, the tail end of the rod part 42 penetrates out of the first locking body 60 and is connected with an adjusting knob 90, the adjusting knob 90 is in threaded fit with the rod part 42, the adjusting knob 90 can move along the axial direction of the rod part 42 when driven by external force to rotate, the adjusting knob 90 is in butt joint with the first locking body 60, the first locking body 60 is provided with a first limiting body 61 towards one side of the adjusting knob 90, the second limiting body 91 is provided with a second limiting body 91 towards one side of the first locking body 60, the second limiting body 91 is arranged between the first limiting body 61 and the first locking body 60 and cannot be separated from the first limiting body 61, and the second limiting body 91 can rotate in the first limiting body 61.

That is, the first locking body 60 and the second locking body 70 are not separated from each other, and the tightness of engagement between the first locking body 60 and the second locking body 70 can be adjusted by rotating the first locking body 90 and changing the position of the first locking body on the lever portion 42.

A receiving groove 11 is provided inside the handle body 10, the receiving groove 11 is used for receiving a first locking body 60, and the first locking body 60 is disposed in the receiving groove 11 and can move along the radial direction of the tube 20. Correspondingly, a groove body is also arranged outside the handle body 10 for accommodating the adjusting knob 90, and the groove body is communicated with the accommodating groove 11, but the locking body 60 cannot completely penetrate into the groove body, and the adjusting knob 90 cannot completely enter into the accommodating groove 11.

When the invention is used, the trigger 30 is pressed, the trigger 30 pushes the transmission body 40 to squeeze the elastic body 50, the transmission body 40 generates radial displacement until the first locking body 60 is driven to be separated from the second locking body 70, the first locking body 60 is in a telescopic and adjustable state at the moment, after the trigger 30 is regulated to a required height, the trigger 30 is loosened, and the elastic body 50 rebounds to enable the first locking body 60 to retract to the second locking body 70 so as to realize occlusion locking.

Example 2

As shown in fig. 6 to 7, the main difference from embodiment 1 is that the structure and connection relation of the trigger 30, the transmission body 40 and the elastic body 50 are changed, specifically, the trigger 30 is also rotatably connected in the handle main body 10, the trigger 30 is in a screw-shaped structure and is rotatably connected with the transmission body 40, one end of the trigger 30 is provided with a cam structure, the cam structure and the transmission body 40 are matched to apply a force for radially displacing the trigger, namely, the cam structure and the transmission body 40 form an eccentric cam clamping rod structure, the contact position of the cam structure and the transmission body 40 in the trigger 30 is changed by rotating, and the transmission body 40 is displaced due to the characteristics of the cam structure, so that radial movement is realized.

Here, the first locking body 60 is movably sleeved on the transmission body 40, one end of the transmission body 40 away from the trigger 30 is connected with a limiting block for limiting the first locking body 60, the limiting block can be directly integrated with the adjusting knob 90 into an integral structure, and the limiting block is in threaded connection with the transmission body 40, so that the first locking body 60 can be finely adjusted by rotating the adjusting knob 90.

And, two said elastic bodies 50 are set up between body one 60 and inboard of the body 10 of the hand grip, and two said elastic bodies 50 are located the opposite both sides of the tube 20 separately, there are two ears 601 in the both sides position of body one 60 of the locking, have space to hold elastic body 50 in the ear 601, the corresponding inboard position in the body 10 of the hand grip needs to offer the recess, the recess corresponds to ear 601 position, therefore hold and limit the elastic body 50, the elastic body 50 can adopt the spring structure here.

Here, the first locking body 60 may be engaged with the stopper in the adjusting knob 90 by directly abutting the end surface, or the engaging structure of the first stopper 61 and the second stopper 91 in embodiment 1 may be adopted.

When the invention is used, the trigger 30 is rotated, the trigger 30 pushes the transmission body 40 to drive the adjusting knob 90 to generate radial displacement, the elastic body 50 drives the first locking body 60 to be separated from the second locking body 70, the first locking body 60 is in a telescopic adjustable state at the moment, after the trigger 30 is adjusted to the required height, the first locking body 60 is retracted to the second locking body 70 under the drive of the adjusting knob 90 to realize occlusion locking.

Meanwhile, the embodiment also provides a tool comprising the telescopic handle structure, such as a snowplow, and the like, and the height can be adjusted through the tool, so that the tool is suitable for users with different heights.

The illustrative examples, embodiments, and particular forms of the invention have been illustrated and described in detail in the drawings and the foregoing description, and are to be considered as illustrative and not restrictive. The description of particular features in one embodiment does not imply that those particular features must be limited to that one embodiment. Features of one embodiment may be used in combination with features of other embodiments, as will be appreciated by those of ordinary skill in the art, whether or not explicitly so described. The exemplary embodiments have been shown and described, and all changes and modifications that come within the spirit of the invention are desired to be protected.

Claims

1. The utility model provides a flexible handle, includes handle main part (10) and body (20), but body (20) carry out swing joint through adjusting structure and handle main part (10), its characterized in that, adjusting structure includes:

A trigger (30) which is arranged on the handle body (10) in a reversible manner;

A transmission body (40) arranged on the handle main body (10), wherein one end of the transmission body (40) is in transmission fit with the trigger (30);

The first locking body (60) drives the transmission body (40) to move radially after the trigger (30) is overturned, and the first locking body (60) moves along the axial direction of the transmission body (40) after the transmission body (40) moves radially; an elastic body (50) arranged between the handle main body (10) and the transmission body (40) or between the handle main body (10) and the locking body (60), wherein the elastic body (50) can deform;

One side of the pipe body (20) is axially connected with a second locking body (70), and in an initial state, the first locking body (60) is meshed with the second locking body (70); after the transmission body (40) moves radially, the first locking body (60) moves along the axial direction of the transmission body (40) and is separated from the second locking body (70), so that the locking state is released.

2. A telescopic handle according to claim 1, wherein the transmission body (40) is arranged along the radial direction of the pipe body (20) and penetrates the pipe body (20), the transmission body (40) comprises a head (41) and a rod (42) which are connected, the elastic body (50) is arranged between the handle body (10) and the transmission body (40), the elastic body (50) is sleeved on the rod (42) and is abutted to the head (41), the rod penetrates the pipe body (20) and is connected with a locking body one (60), and the locking body one (60) and the elastic body (50) are respectively arranged on two opposite sides of the pipe body (20).

3. A telescopic handle according to claim 2, wherein one end of the trigger (30) is rotatably connected to the handle body (10), the trigger (30) is rotated by applying an external force to the other end of the trigger (30), the trigger (30) has a contact end (31) on the side facing the transmission body (40), and the contact end (31) is in contact engagement with the head (41) and applies a pressure to the head (41) for radially displacing the same.

4. A telescopic handle according to claim 2, wherein the tube body (20) is provided with an adjusting hole (21) along the axial direction thereof, the adjusting hole (21) penetrates through the tube body (20) and the second locking body (70), the adjusting hole (21) is used for a rod part (42) to penetrate through, and the rod part (42) can move in the adjusting hole (21).

5. A telescopic handle according to claim 1, wherein the handle body (10) is provided with a receiving groove (11) on the inside, the receiving groove (11) is configured to receive a locking body (60), and the locking body (60) is disposed in the receiving groove (11) and is movable in a radial direction of the tube body (20).

6. The telescopic handle according to claim 5, wherein the first locking body (60) and the second locking body (70) are provided with a plurality of protruding teeth (80), and the first locking body (60) and the second locking body (70) are in snap fit through the protruding teeth (80).

7. The telescopic handle according to claim 2, wherein the tail end of the rod portion (42) penetrates out of the first locking body (60) and is connected with an adjusting knob (90), the adjusting knob (90) is in threaded fit with the rod portion (42), the adjusting knob (90) can move along the axial direction of the rod portion (42) when driven to rotate by external force, and the adjusting knob (90) is abutted with the first locking body (60).

8. The telescopic handle according to claim 7, wherein the first locking body (60) is provided with a first limiting body (61) towards the first adjusting knob (90), the second adjusting knob (90) is provided with a second limiting body (91) towards the first locking body (60), the second limiting body (91) is arranged between the first limiting body (61) and the first locking body (60) and cannot be separated from the first limiting body (61), and the second limiting body (91) can move in a rotary mode in the first limiting body (61).

9. A telescopic handle according to claim 1, wherein the outer side of the handle body (10) is provided with a first groove (12) recessed inwards, the first groove (12) being adapted to receive a trigger (30).

10. The telescopic handle according to claim 1, wherein the trigger (30) is rotatably connected with the transmission body (40), a cam structure is arranged at one end of the trigger (30), the cam structure is matched with the transmission body (40) to apply a force for radially displacing the trigger, the elastic body (50) is arranged between the handle main body (10) and the first locking body (60), the first locking body (60) is movably sleeved on the transmission body (40), and a limiting block for limiting the position of the first locking body (60) is connected to one end, far away from the trigger (30), of the transmission body (40).

11. A telescopic handle according to claim 10, wherein the number of said elastic bodies (50) is two, two of said elastic bodies (50) being located on opposite sides of the tubular body (20), respectively.

12. A tool comprising a telescopic handle according to any of claims 1-11.