TWI791396B - Segmented tool handle and tool with the same - Google Patents

Abstract

A segmented tool handle includes a first pipe member, a second pipe member and a limit seat. The first pipe member is provided with a first inner hole and a first locking hole, and one end of the second pipe member is inserted into the first inner hole. The second pipe member is provided with a second inner hole and a second locking hole. The limit seat is arranged in the second inner hole, and the limit seat is connected with a locking member. One end of the locking member is threaded connected to the limit seat, and another end of the locking member is provided with an insertion portion. The insertion portion has a conical surface. The locking member is movable between a locking position and a release position. When the locking member is in the locking position, the insertion portion passes through the second locking hole and abuts against an inner periphery of the first locking hole. When the locking member is in the release position, the insertion portion exits the first locking hole.

Description

Segmented tool shanks and tools with such shanks

The present invention mainly discloses a tool handle, especially a segmented tool handle.

Please refer to the "tool combination fixture" patent case of my country's patent No. I222917, which is a tool combination fixture, which includes: a tool handle, which is provided with a combination space and an accommodating space, and the combination space and A number of holes are opened between the accommodation spaces; a switching lever is telescopically arranged in the accommodation space, and the shaft is provided with a number of cutouts corresponding to the number of holes, and a positioning piece is arranged between the cutouts and the holes; A tool head is slidably arranged in the joint space, and is provided with continuous engaging parts corresponding to the holes.

However, the above-mentioned fixing device achieves the positioning effect of the tool head through the cooperation of the positioning part and the engaging part. The force is affected by the elasticity of the elastic body, and if the force applied by the user is too large, the locking effect of the positioning element will be reduced.

In view of the lack of the above-mentioned conventional structure, the inventor has designed a segmented tool handle, which can overcome all the shortcomings of the above-mentioned conventional structure.

The main purpose of the segmented tool shank of the present invention is to provide a shank comprising a first pipe piece, a second pipe piece and a position-limiting seat, and the first pipe piece is provided with a first inner hole along its axial direction A first locking hole communicating with the first inner hole is provided along its radial direction, one end of the second pipe is inserted into the first inner hole, and a second pipe is provided along its axial direction. The inner hole is provided with a second lock hole communicating with the second inner hole along its radial direction, the limiting seat is arranged in the second inner hole, the limiting seat is connected with a locking member, and the locking One end of the piece is connected to the limit seat in the form of a screw lock and the other end is provided with a plug-in part, the plug-in part is in the shape of a conical surface, the locking part can move between the locked position and the loose position, the When the locking member is in the locking position, the inserting portion passes through the second locking hole and is inserted into the first locking hole and abuts against the inner peripheral edge of the first locking hole. When the position is disengaged, the insertion portion exits the first locking hole, and the handle can provide a good combination and fixing effect for the first pipe member and the second pipe member through the above-mentioned structure.

The inner peripheral edge of the first lock hole forms a lock hole diameter along the radial width of the locking member, the limit seat is provided with a threaded hole, and one end of the locking member is provided with a threaded portion screwed into the threaded hole The threaded portion and the inserting portion are respectively arranged at two opposite ends of the locking member, the end of the inserting portion opposite to the threaded portion forms a first tapered diameter along the radial width of the locking member, the inserting portion An end of the butt portion adjacent to the threaded portion forms a second tapered diameter along the radial width of the locking member, and the locking hole diameter is larger than the first tapered diameter and smaller than the second tapered diameter.

The limit seat is provided with an accommodating hole communicating with the threaded hole, the diameter of the threaded hole is smaller than the second taper diameter, a shoulder is provided between the threaded hole and the accommodating hole, and the threaded portion and the accommodating hole A stopper is provided between the insertion parts. When the locking member is in the release position, the stopper is against the shoulder. The insertion part is accommodated in the accommodating hole and the second lock. inside the hole.

The end surface of one end of the locking member is concavely provided with a turning groove, the inner peripheral edge of the turning groove is non-circular in section along the radial direction of the locking member, and the insertion part is adjacent to the turning groove.

The first pipe member is provided with a first positioning hole communicating with the first inner hole along its radial direction, and the second pipe member is provided with a second positioning hole communicating with the second inner hole along its radial direction. The seat is provided with a positioning groove, and a positioning piece and an elastic piece are arranged in the positioning groove. The positioning piece can move between the positioning position and the release position. When the positioning piece is in the positioning position, the positioning piece is inserted In the first positioning hole and the second positioning hole, when the positioning member is in the release position, the positioning member withdraws from the first positioning hole, when the locking member is in the release position and the positioning member is in the release position , the second pipe piece can be separated from the first pipe piece, one end of the elastic piece abuts against the inner peripheral edge of the positioning groove and the other end abuts against the positioning piece, and the elastic piece can push the locking piece toward the positioning position move.

The inner periphery of the second positioning hole forms a positioning aperture along the radial width of the positioning member, and the outer peripheral edge of the positioning member is provided with a wide section and a narrow section, and the wide section forms a radial width along the positioning member. First outer diameter, the width of the narrow section along the radial direction of the positioning member forms a second outer diameter, the positioning hole diameter is larger than the second outer diameter and smaller than the first outer diameter, the narrow section can pass through the second positioning hole , the wide section is kept in the positioning groove.

The outer peripheral edge of the first pipe member is provided with an oblique recess connected to the first positioning hole, and the inner peripheral edge of the oblique recess is an inclined plane that is neither parallel nor perpendicular to the axial direction of the first pipe member.

The limiting seat is assembled in the second inner hole in a tightly fitting manner.

The main purpose of the tool with segmented tool handle of the present invention is to provide a tool head which is a prying tool head, the end of the first pipe part opposite to the second pipe part is a hexagonal pipe structure and Socketed on the tool head.

The main purpose of the tool with segmented tool handle of the present invention is to provide a tool comprising a first tool head and a second tool head, the end of the first pipe member opposite to the second pipe member is in a circular pipe structure and is sheathed. Connected to the first tool head, the end of the second pipe member opposite to the first pipe member has a circular pipe structure and is sleeved on the second tool head.

Other objects, advantages and novelties of the present invention will be more apparent from the following detailed description and associated drawings.

Regarding the technology, means and effects adopted by the present invention, two preferred embodiments are given and described in detail below with drawings, which are for illustration purposes only, and are not limited by this structure in the patent application.

Referring to Fig. 1 to Fig. 6, it is a three-dimensional appearance view, a three-dimensional exploded view, a sectional structure view and an action diagram of the first embodiment of a tool with a segmented tool handle according to the present invention. The tool 10 of the present invention includes a handle bar 20 and a tool head 30; wherein:

The handle 20 includes a first pipe member 21, a second pipe member 22 and a limit seat 23. The first pipe member 21 is provided with a first inner hole 211 along its axial direction and is provided with the first inner hole 211 along its radial direction. A first lock hole 212 communicated with the first inner hole 211, the second pipe member 22 is provided with a second inner hole 221 along its axial direction and a second inner hole 221 communicated with the second inner hole 221 along its radial direction. Lock hole 222, one end of the second pipe member 22 is inserted in the first inner hole 211, the limiting seat 23 is arranged in the second inner hole 221, the limiting seat 23 is connected with a locking member 24, One end of the locking member 24 is connected to the limit seat 23 in a threaded manner and the other end is provided with an inserting portion 241, the inserting portion 241 is in the shape of a conical surface, and the locking member 24 can be in the locking position and When the locking member 24 is in the locked position, the insertion part 241 passes through the second lock hole 222 and is inserted into the first lock hole 212 and abuts against the first lock The inner peripheral edge of the hole 212 , when the locking member 24 is in the release position, the insertion portion 241 exits the first locking hole 212 .

The inner peripheral edge of the first locking hole 212 forms a locking hole diameter DL along the radial width of the locking member 24, the limit seat 23 is provided with a threaded hole 231, and one end of the locking member 24 is provided with a threaded lock on the locking member 24. A threaded portion 242 of the threaded hole 231, the threaded portion 242 and the inserting portion 241 are respectively provided at opposite ends of the locking member 24, and the end of the inserting portion 241 opposite to the threaded portion 242 is along the locking member. The radial width of 24 forms a first tapered diameter DC1, the end of the insertion portion 241 adjacent to the threaded portion 242 forms a second tapered diameter DC2 along the radial width of the locking member 24, and the locking hole diameter DL is larger than the first tapered diameter. A taper diameter DC1 is smaller than the second taper diameter DC2.

The limit seat 23 is provided with a receiving hole 232 communicating with the threaded hole 231, the diameter of the threaded hole 231 is smaller than the second taper diameter DC2, and a shoulder is provided between the threaded hole 231 and the receiving hole 232. part 233, a stopper part 243 is provided between the threaded part 242 and the insertion part 241, when the lock member 24 is in the release position, the stopper part 243 abuts against the shoulder part 233, the insertion part 243 The resisting portion 241 is accommodated in the accommodating hole 232 and the second locking hole 222 .

The end surface of one end of the locking member 24 is recessed with a turning groove 244, the inner peripheral edge of the turning groove 244 is non-circular in cross-section along the radial direction of the locking member 24, and the insertion part 241 is adjacent to the turning groove. Slot 244.

The first pipe member 21 is provided with a first positioning hole 213 communicating with the first inner hole 211 along its radial direction, and the second pipe member 22 is provided with a second positioning hole 213 communicating with the second inner hole 221 along its radial direction. Positioning hole 223, the limit seat 23 is provided with a positioning groove 234, a positioning piece 25 and an elastic piece 26 are arranged in the positioning groove 234, the positioning piece 25 can move between the positioning position and the release position, the positioning When the positioning member 25 is at the positioning position, the positioning member 25 is inserted into the first positioning hole 213 and the second positioning hole 223, and when the positioning member 25 is at the release position, the positioning member 25 exits the first positioning hole 213 When the locking member 24 is at the release position and the positioning member 25 is at the release position, the second pipe member 22 can be disengaged from the first pipe member 21, and one end of the elastic member 26 abuts against the inside of the positioning groove 234 The peripheral edge and the other end abut against the positioning member 25 , and the elastic member 26 can push the locking member 24 to move to the positioning position.

The inner peripheral edge of the second positioning hole 223 forms a positioning aperture DP along the radial width of the positioning member 25, and the outer peripheral edge of the positioning member 25 is provided with a wide section 251 and a narrow section 252, and the wide section 251 is positioned along the The radial width of the member 25 forms a first outer diameter D1, the narrow section 252 forms a second outer diameter D2 along the radial width of the positioning member 25, and the positioning hole diameter DP is larger than the second outer diameter D2 and smaller than the first outer diameter D2. An outer diameter D1, the narrow section 252 can pass through the second positioning hole 223 , and the wide section 251 is kept in the positioning groove 234 .

The outer peripheral edge of the first pipe member 21 is provided with an oblique recess 214, the oblique recess 214 is connected to the first positioning hole 213, the inner peripheral edge of the oblique recess 214 is an inclined plane that is neither parallel nor perpendicular to the axial direction of the first pipe member 21 .

The limiting seat 23 is assembled in the second inner hole 221 in a tightly fitting manner.

The tool head 30 is a prying tool head in this embodiment, and the end of the first pipe member 21 opposite to the second pipe member 22 has a hexagonal pipe structure and is sleeved on the tool head 30 .

The handle 20 can provide a good combination and fixation effect for the first pipe member 21 and the second pipe member 22 through the above-mentioned structure, and the joint will not be shaken or unstable.

Referring to FIG. 7 , it is a three-dimensional appearance view of a second embodiment of a tool with a segmented tool handle according to the present invention. The second embodiment of this case is substantially the same as the first embodiment, the main difference is that the tool 10a includes the handle bar 20a, a first tool head 30a and a second tool head 40a, and the first pipe member 21a is opposite to the One end of the second tube 22a is a circular tube and is socketed on the first tool head 30a, and one end of the second tube 22a opposite to the first tube 21a is a circular tube and is socketed on the second tool head 40a.

With regard to the above, it can be concluded that the present invention has the following advantages:

1. It is a segmented tool shank of the present invention, wherein the shank includes a first pipe piece, a second pipe piece and a limit seat, and the first pipe piece is provided with a first inner hole along its axial direction and along its There is a first locking hole communicated with the first inner hole radially, one end of the second pipe is inserted into the first inner hole, the second pipe is provided with a second inner hole along its axial direction and A second locking hole communicating with the second inner hole is provided along its radial direction, the limiting seat is arranged in the second inner hole, the limiting seat is connected with a locking piece, and one end of the locking piece It is connected to the limit seat in the form of screw lock and the other end is provided with a plug-in part, the plug-in part is in the shape of a conical surface, the locking part can move between the locking position and the loosening position, the locking part When in the locked position, the inserting portion passes through the second lock hole and is inserted into the first lock hole and abuts against the inner peripheral edge of the first lock hole. When the locking member is in the release position , the inserting portion withdraws from the first locking hole, and the handle bar can provide a good combination and fixing effect for the first pipe member and the second pipe member through the above-mentioned structure.

However, the above is only a preferred embodiment of the present invention, and should not be used to limit the implementation scope of the present invention, so all changes in numerical values or replacement of equivalent elements, or equivalents made according to the patent scope of the present invention Changes and modifications should still fall within the category covered by the patent of the present invention.

10: Tools 20: handle bar 21: The first pipe fitting 211: the first inner hole 212: The first keyhole 213: The first positioning hole 214: oblique concave part 22: Second pipe fitting 221: second inner hole 222: Second keyhole 223: Second positioning hole 23: Limit seat 231: threaded hole 232: accommodating hole 233: Shoulder 234: positioning slot 24: Locking piece 241: inserting part 242: threaded part 243: stop part 244: Turn slot 25: Positioning piece 251: wide section 252: narrow section 26: Elastic parts 30: Tool head 10a: Tools 20a: handle bar 21a: first pipe 22a: second pipe 30a: first tool head 40a: second tool head DL: keyhole diameter DC1: first cone diameter DC2: second cone diameter DP: positioning aperture D1: the first outer diameter D2: second outer diameter

Fig. 1: is the three-dimensional appearance view of the first embodiment of the tool with segmented tool handle according to the present invention. Fig. 2: is the three-dimensional exploded view of the first embodiment of the tool with segmented tool handle according to the present invention. Fig. 3 is a cross-sectional view of the locking part in the locked position of the first embodiment of the tool with a segmented tool handle according to the present invention. Fig. 4: It is the sectional structure diagram of the first embodiment of the locking part of the tool with segmented tool handle in the release position of the present invention. Fig. 5 is a cross-sectional structural view of the locating member at the locating position of the first embodiment of the tool with segmented tool handle according to the present invention. Fig. 6: It is an action diagram of the first embodiment of the positioning part of the tool with segmented tool handle of the present invention moving to the release position. Fig. 7: is the three-dimensional appearance view of the second embodiment of the tool with segmented tool handle of the present invention.

21: The first pipe fitting

211: the first inner hole

212: The first keyhole

22: Second pipe fitting

221: second inner hole

222: Second keyhole

23: Limit seat

231: threaded hole

232: accommodating hole

233: Shoulder

24: Locking piece

241: inserting part

242: threaded part

243: stop part

244: Turn slot

DL: keyhole diameter

DC1: first cone diameter

DC2: second cone diameter

Claims (10)

A segmented tool handle comprising: A first pipe member, the first pipe member is provided with a first inner hole along its axial direction and a first locking hole communicated with the first inner hole along its radial direction; A second pipe piece, one end of the second pipe piece is inserted into the first inner hole, the second pipe piece is provided with a second inner hole along its axial direction and is provided with a second inner hole communicated with the second inner hole along its radial direction a second keyhole; A limiting seat, the limiting seat is arranged in the second inner hole, the limiting seat is connected with a locking member, one end of the locking member is connected to the limiting seat in a screw-locking manner and the other end is provided with An inserting part, the inserting part is conical, and the locking part can move between the locking position and the releasing position. When the locking part is in the locking position, the inserting part passes through the second The two locking holes are inserted into the first locking hole and abut against the inner peripheral edge of the first locking hole. When the locking member is in the release position, the insertion part withdraws from the first locking hole. The segmented tool handle as described in claim 1, wherein the inner peripheral edge of the first locking hole forms a locking hole diameter along the radial width of the locking member, and the limit seat is provided with a threaded hole, the locking One end of the piece is provided with a threaded part that is screwed into the threaded hole, the threaded part and the inserting part are respectively provided at opposite ends of the locking part, and the end of the inserting part opposite to the threaded part is along the lock The radial width of the fastening part forms a first tapered diameter, and the end of the insertion part adjacent to the threaded part forms a second tapered diameter along the radial width of the locking part, and the locking hole diameter is larger than the first tapered diameter and smaller than The second cone diameter. The segmented tool handle as described in claim 2, wherein the limit seat is provided with an accommodating hole communicating with the threaded hole, the diameter of the threaded hole is smaller than the second taper diameter, and the threaded hole is connected with the accommodating hole A shoulder is provided between the holes, and a stopper is provided between the threaded part and the insertion part. When the locking member is in the release position, the stopper abuts against the shoulder. The insertion part is accommodated in the accommodating hole and the second locking hole. The segmented tool handle as described in claim 1, wherein the end surface of one end of the locking member is concavely provided with a turning groove, and the inner peripheral edge of the turning groove along the radial section of the locking member is non-circular shape, the insertion portion is adjacent to the turning slot. The segmented tool handle as claimed in any one of claims 1 to 4, wherein the first pipe member is provided with a first positioning hole communicating with the first inner hole along its radial direction, and the second pipe member is provided along the It is radially provided with a second positioning hole communicating with the second inner hole, the limit seat is provided with a positioning groove, and a positioning piece and an elastic piece are arranged in the positioning groove, and the positioning piece can be positioned at the positioning position. and the release position, when the positioning member is at the positioning position, the positioning member is inserted into the first positioning hole and the second positioning hole, and when the positioning member is at the releasing position, the positioning member withdraws from the first positioning hole Positioning hole, when the locking part is in the release position and the positioning part is in the release position, the second pipe part can be disengaged from the first pipe part, one end of the elastic part is against the inner peripheral edge of the positioning groove and the other end Against the positioning member, the elastic member can push the locking member to move to the positioning position. The segmented tool handle as described in claim 5, wherein the inner peripheral edge of the second positioning hole forms a positioning aperture along the radial width of the positioning member, and the outer peripheral edge of the positioning member is provided with a wide section and a narrow section. The wide section forms a first outer diameter along the radial width of the positioning member, the narrow section forms a second outer diameter along the radial width of the positioning member, and the positioning hole diameter is larger than the second outer diameter and smaller than the The first outer diameter, the narrow section can pass through the second positioning hole, and the wide section is always kept in the positioning groove. The segmented tool handle as described in claim 5, wherein the outer periphery of the first pipe is provided with an oblique recess connected to the first positioning hole, and the inner periphery of the oblique recess is neither parallel nor An inclined plane perpendicular to the axial direction of the first pipe member. The segmented tool handle as claimed in any one of Claims 1 to 4, wherein the limiting seat is assembled in the second inner hole in a tightly fitting manner. A tool with a segmented tool handle as described in any one of Claims 1 to 8, comprising: A tool head, the tool head is a prying tool head, the end of the first pipe member opposite to the second pipe member has a hexagonal pipe structure and is sleeved on the tool head. A tool with a segmented tool handle as described in any one of Claims 1 to 8, comprising: A first tool head, the end of the first pipe member opposite to the second pipe member has a circular pipe structure and is sleeved on the first tool head; A second tool head, one end of the second pipe member opposite to the first pipe member is in a circular pipe structure and is sleeved on the second tool head.

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