CN217799373U

CN217799373U - Handle and hand tool

Info

Publication number: CN217799373U
Application number: CN202222127887.3U
Authority: CN
Inventors: 吕琴
Original assignee: Ningbo Yinzhou Qinyu Trading Co ltd
Current assignee: Ningbo Yinzhou Qinyu Trading Co ltd
Priority date: 2022-08-13
Filing date: 2022-08-13
Publication date: 2022-11-15
Anticipated expiration: 2032-08-13

Abstract

The utility model discloses a handle and a hand tool, belonging to the technical field of using tools, comprising a handle connecting rod and a handle sleeve, wherein one end of the handle connecting rod is fixedly provided with a locking lug boss extending outwards, and the other end is fixedly provided with a limiting lug boss extending outwards; an axial channel and a locking shaft hole are arranged in the handle sleeve, the inlet end of the axial channel penetrates through the front end of the handle sleeve, the outlet end of the axial channel is communicated with the inlet end of the locking shaft hole, and a locking platform is formed between the outlet end of the axial channel and the inlet end of the locking shaft hole; the handle sets up to the detachable form, when using, installs the handle cover on the handle to improve the area of contact of hand, it is high to use the travelling comfort, also can apply bigger effort to hand tool, when not using, pull down the handle cover in order to place alone, make the instrument body can neatly place in the receiver together with the less handle connecting rod of diameter, accomodate the convenience, improve the storing ability of receiver.

Description

Handle and hand tool

Technical Field

The utility model relates to a use tool technical field, concretely relates to handle and hand tool.

Background

Hand tools such as rasps are common in the prior art and generally comprise a working head and a handle, in order to apply a large force through the hand during use, the handle is generally made large to increase a contact surface and reduce squeezing force, so that hand-holding comfort is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the technical problem among the prior art to a handle and hand tool are provided.

In order to achieve the above object, the utility model provides a following technical scheme: a handle comprises a handle connecting rod and a handle sleeve, wherein one end of the handle connecting rod is fixedly provided with a locking boss extending outwards, and the other end of the handle connecting rod is fixedly provided with a limiting boss extending outwards;

an axial channel and a locking shaft hole are arranged in the handle sleeve, the inlet end of the axial channel penetrates through the front end of the handle sleeve, the outlet end of the axial channel is communicated with the inlet end of the locking shaft hole, and a locking platform is formed between the outlet end of the axial channel and the inlet end of the locking shaft hole;

the locking boss of the handle connecting rod passes the axial passage forward from the import of axial passage and stretches into the locking shaft hole after, the terminal surface of spacing boss is contradicted with the tip of handle cover in order to restrict the handle connecting rod and continue to stretch into the handle cover forward, then drives the locking boss and rotates in the locking shaft hole through rotatory handle cover for the terminal surface of locking boss is contradicted with the locking platform and is prevented the handle connecting rod and move backward in the axial passage.

Optionally, the locking boss comprises a first boss and a second boss, the first boss and the second boss are respectively located on two opposite sides of the handle connecting rod, the outer side wall of the first boss along the extending direction of the first boss is matched and attached with the inner wall of the locking shaft hole, and the outer side wall of the second boss along the extending direction of the second boss is matched and attached with the inner wall of the locking shaft hole.

Optionally, one of the side wall of the locking boss along the extending direction thereof and the inner wall of the locking shaft hole is provided with a limiting groove, the other is provided with an elastic arc-shaped protrusion, the locking boss rotates in the locking shaft hole until the elastic arc-shaped protrusion is matched and limited in the limiting groove to limit the locking boss to continue rotating in the locking shaft hole, at the moment, the end surface of the locking boss is abutted against the locking table, and the handle sleeve continues to be rotated forcibly so that the elastic arc-shaped protrusion breaks away from the limiting groove after being extruded and deformed to be unlocked.

Optionally, a first cross section of the axial passage perpendicular to the axial direction of the axial passage is irregular and defined by two parallel sides and two arc sides, a second cross section of the locking shaft hole perpendicular to the axial direction of the locking shaft hole is circular, the length of the first cross section is consistent with the diameter of the second cross section, and the width of the first cross section is smaller than the diameter of the second cross section.

Optionally, a connecting shaft hole penetrating through the rear end of the handle sleeve is formed in the handle sleeve, a plug is detachably and fixedly arranged in the connecting shaft hole, one end edge of the plug is flush with the edge of the rear end of the handle sleeve, and a handle connecting sleeve is attached to the periphery of the handle sleeve and the periphery of the plug.

Optionally, the rear end of the locking shaft hole is communicated with the front end of the connecting shaft hole, and the inner diameter of the connecting shaft hole is larger than that of the locking shaft hole.

Optionally, the plug is provided with a mounting hole, and the handle connecting sleeve is provided with a abdicating hole communicated with the mounting hole.

Optionally, the front end of the handle sleeve is provided with a limiting recess for the limiting boss to be matched with for limiting.

The utility model provides a hand tool, including the instrument body, the one end fixed connection handle of instrument body, handle connecting rod and instrument body fixed connection.

Optionally, the tool body is a file, the file comprises a cutter body and a connecting handle, an axial connecting hole penetrating through one end or two ends of the handle connecting rod is arranged in the handle connecting rod, the connecting handle is fixedly arranged in the axial connecting hole in a penetrating mode, and the cutter body is located on one side close to the limiting boss.

The technical effects of the utility model are as follows:

1. the utility model discloses an among the handle, the handle sets up to the detachable form, and when using, handle connecting rod and instrument body fixed connection only need stretch into the handle cover with the handle connecting rod, and rotatory handle cover makes the locking boss rotate so that locking boss and locking platform are contradicted spacingly in the locking shaft hole to make firm the installing on the handle connecting rod of handle cover not to drop convenient to use. When the tool body with different sizes is not used or needs to be replaced, the handle sleeve is rotated to align the locking lug bosses with the axial passages, and then the handle connecting rod is moved backwards to be drawn out of the handle sleeve, so that the handle sleeve is detached to be separately stored and placed.

2. The utility model discloses an among the handle, through setting up first boss and second boss, in the locking, first boss and second boss lock simultaneously with the relative both sides of locking platform respectively, and the atress is balanced for the handle connecting rod is difficult for controlling in the handle cover and is rocked, has improved the installation stability of handle connecting rod in the handle cover, uses more comfortablely.

3. The utility model discloses an among the handle, rotate the locking boss and align the back with the spacing groove until elasticity arc arch, elasticity arc arch outwards extends under its spring action and locks with spacing in the spacing groove to make the rigidity of locking boss in the locking shaft hole, no longer rotate, all set up spacing groove or elasticity arc arch on first boss and second boss, thereby make handle connecting rod and handle cover atress balanced, connection stability is better.

4. The utility model discloses an among the hand tool, through setting up dismantled and assembled handle for when the hand tool package of complete set was sold, only need be equipped with a handle can, greatly reduced manufacturing cost to and the cost of packing, storage, transportation.

Drawings

FIG. 1 is a perspective view of an embodiment hand tool;

FIG. 2 is a perspective view of the hidden handle attachment sleeve of the hand tool of the embodiment;

FIG. 3 is an exploded view of the hand tool of the example embodiment;

FIG. 4 is an internal view of a handle cover according to an embodiment;

FIG. 5 is a perspective view of the handle connecting rod in the embodiment.

Reference numerals are as follows: 1. a handle connecting rod; 11. locking the boss; 111. a first boss; 112. a second boss; 113. a limiting groove; 12. a limiting boss; 13. an axial connecting hole; 2. a handle cover; 21. an axial channel; 22. locking the shaft hole; 221. an elastic arc-shaped bulge; 23. limiting and sinking; 24. connecting the shaft hole; 25. a locking stage; 3. a plug; 31. mounting holes; 4. a tool body; 41. a cutter body; 42. a connecting handle; 5. a handle connecting sleeve; 51. and (4) a yielding hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1

As shown in fig. 1 to 5, the present embodiment provides a handle, which includes a handle connecting rod 1 and a handle sleeve 2, wherein the handle connecting rod 1 is used for being fixedly connected with a tool body, one end of the handle connecting rod 1 is fixedly provided with a locking boss 11 extending outwards, and the other end of the handle connecting rod 1 is fixedly provided with a limiting boss 12 extending outwards; an axial channel 21 and a locking shaft hole 22 are arranged in the handle sleeve 2, the inlet end of the axial channel 21 penetrates through the front end of the handle sleeve 2, the outlet end of the axial channel 21 is communicated with the inlet end of the locking shaft hole 22, and a locking platform 25 is formed between the outlet end of the axial channel 21 and the inlet end of the locking shaft hole 22; after the locking boss 11 of the handle connecting rod 1 passes through the axial passage 21 from the inlet of the axial passage 21 forward and extends into the locking shaft hole 22, the end surface of the limiting boss 12 is abutted against the end of the handle sleeve 2 to limit the handle connecting rod 1 to continue to extend forward into the handle sleeve 2, and then the locking boss 11 is driven to rotate in the locking shaft hole 22 by rotating the handle sleeve 2, so that the end surface of the locking boss 11 is abutted against the locking table 25 to prevent the handle connecting rod 1 from moving backward in the axial passage 21.

Through the setting, the handle sets up to the detachable form, and when using, handle connecting rod 1 and instrument body fixed connection only need stretch into handle sleeve 2 with handle connecting rod 1 in, rotatory handle sleeve 2 makes locking boss 11 rotate in locking shaft hole 22 so that locking boss 11 contradicts with locking platform 25 spacing to make the firm installation of handle sleeve 2 not drop on handle connecting rod 1, convenient to use. When not in use, the handle sleeve 2 is rotated to align the locking boss 11 with the axial passage 21 and then the handle connecting rod 1 is moved back to be drawn out of the handle sleeve 2, so that the handle sleeve 2 is detached to be separately stored.

As shown in fig. 5, in the handle of the present embodiment, the locking boss 11 includes a first boss 111 and a second boss 112, the first boss 111 and the second boss 112 are respectively located at two opposite sides of the handle connecting rod 1, an outer side wall of the first boss 111 along the extending direction thereof matches and fits with an inner wall of the locking shaft hole 22, and an outer side wall of the second boss 112 along the extending direction thereof matches and fits with an inner wall of the locking shaft hole 22.

Through the arrangement, when the handle is locked, the first boss 111 and the second boss 112 are respectively locked with the two opposite sides of the locking platform 25 at the same time, and the stress is balanced, so that the handle connecting rod 1 is not easy to shake left and right in the handle sleeve 2, the installation stability of the handle connecting rod 1 in the handle sleeve 2 is improved, and the handle connecting rod is more comfortable to use.

As shown in fig. 4, in the handle of this embodiment, a side wall of the locking boss 11 along the extending direction thereof is provided with a limiting groove 113, an inner wall of the locking shaft hole 22 is provided with an elastic arc-shaped protrusion 221, the locking boss 11 rotates in the locking shaft hole 22 until the elastic arc-shaped protrusion 221 is matched and limited in the limiting groove 113 to limit the locking boss 11 to rotate continuously in the locking shaft hole 22, at this time, an end surface of the locking boss 11 abuts against the locking platform 25, and the handle sleeve 2 is continuously rotated with force to make the elastic arc-shaped protrusion 221 break away from the limiting groove 113 after being extruded and deformed for unlocking.

Through the above arrangement, after the locking boss 11 is rotated until the elastic arc-shaped protrusion 221 is aligned with the limiting groove 113, the elastic arc-shaped protrusion 221 outwards extends under the action of elasticity to be locked in the limiting groove 113 in a limiting manner, so that the locking boss 11 is fixed in position in the locking shaft hole 22 and does not rotate any more, the limiting groove 113 or the elastic arc-shaped protrusion 221 is arranged on the first boss 111 and the second boss 112, the stress of the handle connecting rod 1 and the handle sleeve 2 is balanced, and the connection stability is better.

As an alternative embodiment, the side wall of the locking boss 11 along the extending direction thereof is provided with an elastic arc-shaped protrusion 221, and the inner wall of the locking shaft hole 22 is provided with a limiting groove 113 which is matched and locked with the elastic arc-shaped protrusion 221.

As an alternative embodiment, a limiting groove 113 may be provided on one of the first boss 111 and the second boss 112 to cooperate with a limiting protrusion in the corresponding locking shaft hole 22 for locking.

In the handle of this embodiment, a first cross section of the axial passage 21 perpendicular to the axial direction thereof is an irregular shape surrounded by two parallel sides and two arc sides, a second cross section of the locking shaft hole 22 perpendicular to the axial direction thereof is a circle, the length of the first cross section is identical to the diameter of the second cross section, and the width of the first cross section is smaller than the diameter of the second cross section. Simple structure, convenient locking and unlocking and good connection stability.

As shown in fig. 4, in the handle of this embodiment, a connecting shaft hole 24 penetrating through the rear end of the handle sleeve 2 is arranged in the handle sleeve 2, a plug 3 is detachably and fixedly arranged in the connecting shaft hole 24, one end edge of the plug 3 is flush with the rear end edge of the handle sleeve 2, and a handle connecting sleeve 5 is attached to the periphery of the handle sleeve 2 and the periphery of the plug 3. The handle connecting sleeve 5 is arranged to enclose the handle sleeve 2 and the plug 3 together, so that the connection stability of the handle sleeve 2 and the plug 3 is improved.

In the handle of the present embodiment, the rear end of the locking shaft hole 22 communicates with the front end of the coupling shaft hole 24, and the inner diameter of the coupling shaft hole 24 is larger than that of the locking shaft hole 22. The inner diameter of the connecting shaft hole 24 is larger than that of the locking shaft hole 22, and the width of the first section is smaller than that of the second section, so that the handle sleeve 2 is convenient to manufacture and install.

As shown in fig. 3, in the handle of the present embodiment, the plug 3 is provided with a mounting hole 31, and the handle connecting sleeve 5 is provided with a relief hole 51 communicating with the mounting hole 31. The setting of mounting hole 31 for hang and establish on the couple of wall, perhaps be used for passing the becket bridle, convenient storage, the setting of hole 51 of stepping down makes things convenient for becket bridle or couple to pass mounting hole 31.

As shown in fig. 3, in the handle of the present embodiment, the front end of the handle sleeve 2 is provided with a limiting recess 23 for the limiting boss 12 to cooperate with for limiting, so as to improve the connection stability between the handle connecting rod 1 and the handle sleeve 2.

Example 2

As shown in fig. 1 to 3, the present embodiment provides a hand tool, which comprises a tool body 4, wherein one end of the tool body 4 is fixedly connected with a handle as described in embodiment 1, and a handle connecting rod 1 is fixedly connected with the tool body 4. Through setting up dismantled and assembled handle for when the hand tool package of complete set was sold, only need be equipped with a handle can, greatly reduced manufacturing cost to and the cost of packing, storage, transportation.

In the hand tool of this embodiment, the tool body 4 is a file, the file includes a cutter body 41 and a connecting handle 42, an axial connecting hole 13 penetrating through one end or both ends of the handle connecting rod 1 is provided in the handle connecting rod 1, the connecting handle 42 is fixedly inserted into the axial connecting hole 13, and the cutter body 41 is located at a side close to the limiting boss 12.

The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.

Claims

1. A handle is characterized by comprising a handle connecting rod (1) and a handle sleeve (2), wherein one end of the handle connecting rod (1) is fixedly provided with a locking boss (11) extending outwards, and the other end of the handle connecting rod is fixedly provided with a limiting boss (12) extending outwards;

an axial channel (21) and a locking shaft hole (22) are arranged in the handle sleeve (2), the inlet end of the axial channel (21) penetrates through the front end of the handle sleeve (2), the outlet end of the axial channel (21) is communicated with the inlet end of the locking shaft hole (22), and a locking platform (25) is formed between the outlet end of the axial channel (21) and the inlet end of the locking shaft hole (22);

the locking boss (11) of the handle connecting rod (1) penetrates through the axial passage (21) from the inlet of the axial passage (21) forward and extends into the locking shaft hole (22), the end face of the limiting boss (12) is abutted to the end of the handle sleeve (2) to limit the handle connecting rod (1) to continue to extend into the handle sleeve (2) forward, then the locking boss (11) is driven to rotate in the locking shaft hole (22) through rotating the handle sleeve (2), and the end face of the locking boss (11) is abutted to the locking platform (25) to prevent the handle connecting rod (1) from moving backwards in the axial passage (21).

2. The handle according to claim 1, wherein the locking boss (11) comprises a first boss (111) and a second boss (112), the first boss (111) and the second boss (112) are respectively located at two opposite sides of the handle connecting rod (1), the outer side wall of the first boss (111) along the extending direction thereof is matched and attached with the inner wall of the locking shaft hole (22), and the outer side wall of the second boss (112) along the extending direction thereof is matched and attached with the inner wall of the locking shaft hole (22).

3. The handle according to claim 1 or 2, wherein one of the side wall of the locking boss (11) along the extending direction thereof and the inner wall of the locking shaft hole (22) is provided with a limiting groove (113), the other is provided with an elastic arc-shaped protrusion (221), the locking boss (11) rotates in the locking shaft hole (22) until the elastic arc-shaped protrusion (221) is matched and limited in the limiting groove (113) to limit the locking boss (11) to continuously rotate in the locking shaft hole (22), the end surface of the locking boss (11) is abutted against the locking platform (25), and the handle sleeve (2) is continuously rotated with force to enable the elastic arc-shaped protrusion (221) to be separated from the limiting groove (113) after being extruded and deformed to be unlocked.

4. A handle according to claim 1 or 2, wherein a first cross section of the axial passage (21) perpendicular to its axial direction is irregular in shape defined by two parallel sides and two arc sides, and a second cross section of the locking shaft hole (22) perpendicular to its axial direction is circular, the length of the first cross section is identical to the diameter of the second cross section, and the width of the first cross section is smaller than the diameter of the second cross section.

5. The handle according to claim 4, wherein a connecting shaft hole (24) is arranged in the handle sleeve (2) and penetrates through the rear end of the handle sleeve (2), a plug (3) is detachably and fixedly arranged in the connecting shaft hole (24), one end edge of the plug (3) is flush with the rear end edge of the handle sleeve (2), and a handle connecting sleeve (5) is attached to the peripheries of the handle sleeve (2) and the plug (3).

6. The handle according to claim 5, wherein the rear end of the locking shaft hole (22) communicates with the front end of the connecting shaft hole (24), and the inner diameter of the connecting shaft hole (24) is larger than that of the locking shaft hole (22).

7. The handle according to claim 5, wherein the plug (3) is provided with a mounting hole (31), and the handle connecting sleeve (5) is provided with an abdicating hole (51) communicated with the mounting hole (31).

8. The handle according to claim 1 or 2, wherein the front end of the handle sleeve (2) is provided with a limit recess (23) for the limit boss (12) to match and limit.

9. A hand tool comprising a tool body (4), one end of the tool body (4) being fixedly connected to a handle according to any one of claims 1-8, the handle connecting rod (1) being fixedly connected to the tool body (4).

10. A hand tool according to claim 9, wherein the tool body (4) is a file comprising a blade (41) and a shank (42), the shank (1) is provided with an axial attachment hole (13) extending through one or both ends of the shank (1), the shank (42) is fixedly secured in the axial attachment hole (13), and the blade (41) is located on the side adjacent to the stop boss (12).