CN212385354U

CN212385354U - Adaptive universal hexagonal wrench

Info

Publication number: CN212385354U
Application number: CN202020988845.7U
Authority: CN
Inventors: 袁飞
Original assignee: Changzhou Vocational Institute of Light Industry
Current assignee: Changzhou Vocational Institute of Light Industry
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-01-22
Anticipated expiration: 2030-06-02

Abstract

The utility model relates to the technical field of mounting and dismounting tools, in particular to a self-adaptive universal hexagonal wrench, which comprises a lock sleeve and a sleeve with a hexagonal cross section, wherein six side edges of the sleeve are respectively provided with a clamping seat, and the clamping seats are respectively arranged in the sleeve in a sliding manner along the radial direction of the sleeve; the utility model discloses when utilizing the nut to hexagon bolt to remove, hexagon bolt's nut can make through the guide face and outwards expand each cassette, with the size of adaptation current hexagon bolt, the lateral surface laminating of nut on the medial surface correspondence and hexagon bolt of each cassette, along with the spanner moves to the continuation of hexagon bolt direction, hexagon bolt's nut can promote the trigger plate of lock sleeve, make the lock tooth card of lock sleeve locking tooth post go into the locked groove of locked groove post, with this realization six cassettes enclose close the hexagonal space that forms can be automatic with each cassette locking after the size of matching current hexagon bolt, thereby can twist this hexagon bolt and move, and convenient to use, need not adjust the size in hexagonal space by the manual work.

Description

Adaptive universal hexagonal wrench

Technical Field

The utility model belongs to the technical field of the installation extracting tool technique and specifically relates to a general hexagonal spanner of self-adaptation.

Background

The spanner belongs to the hand tool who utilizes lever principle to twist bolt, screw and other threaded fastener, and the spanner has the opening or the trepanning of centre gripping bolt or nut usually at the one end of stalk portion or both ends system, and external force is applyed at the stalk portion along the screw thread direction of rotation during the use, just can twist bolt or nut, and the hexagonal bolt is as the fastener that generally uses on the market, and its size specification is more, however the hexagonal bolt of each size among the prior art all need correspond the hexagonal socket spanner of a specification, leads to the use inconvenient.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to solve the problem that the hexagonal socket wrench in the prior art can only screw a hexagonal nut of one specification, which causes inconvenient use, a self-adaptive universal hexagonal wrench is provided.

The utility model provides a technical scheme that its technical problem adopted is: a self-adaptive universal hexagonal wrench comprises a lock sleeve and a sleeve with a hexagonal cross section, wherein clamping seats are arranged on six side edges of the sleeve, the clamping seats are arranged in the sleeve in a sliding mode along the radial direction of the sleeve, and a hexagonal space is defined by the six clamping seats;

the end face of the right end of the clamping seat is a guide face which is inclined inwards from left to right, a radial spring is arranged between the clamping seat and the side edge where the clamping seat is located, one end of the radial spring abuts against the clamping seat, the other end of the radial spring abuts against the inner side face of the side edge, the clamping seat is fixedly provided with a locking groove column, the locking groove column penetrates through the side edge corresponding to the clamping seat on the clamping seat, and the right side face of the locking groove column is provided with a plurality of locking grooves at equal intervals along the length direction of the locking groove column;

the lock sleeve is established outside the sleeve, be fixed with six lock tooth posts on the lock sleeve, the left surface of lock tooth post is equipped with a plurality of and locked groove assorted lock teeth along its length direction equidistance, lock tooth post and locked groove post one-to-one, lock tooth post is just right rather than the locked groove post that corresponds, the lock sleeve internal fixation has the trigger plate, the trigger plate is located the sleeve, telescopic left end is fixed with the bottom plate, be equipped with axial spring between trigger plate and the bottom plate.

When the hexagonal space that utilizes the spanner in this scheme removed to hexagonal bolt's nut, hexagonal bolt's nut can make through the guide face and outwards expand each cassette, with the size of adapting to current hexagonal bolt, the lateral surface laminating of nut on the medial surface correspondence and hexagonal bolt of each cassette, along with the spanner moves to the continuation of hexagonal bolt direction, hexagonal bolt's nut can promote the trigger plate of lock sleeve, make the lock tooth card of lock sleeve locking tooth post go into the locked groove of locked groove post, it is fixed with the cassette, with this realize that six cassettes enclose the hexagonal space that closes and form and can be automatic with each cassette locking after the size of the current hexagonal bolt of matching, thereby can twist this hexagonal bolt and move, and convenient to use, need not adjust the size in hexagonal space by the manual work.

Further, the radial spring is sleeved outside the lock tooth column of the clamping seat where the radial spring is located.

Furthermore, an adjusting rod is fixed on the clamping seat, the adjusting rod and the locking tooth column are arranged in parallel, the adjusting rod penetrates through the side edge corresponding to the clamping seat on the adjusting rod, an adjusting nut is connected to the adjusting rod in a threaded mode, and the adjusting nut abuts against the outer surface of the side edge.

Furthermore, a first counter bore and a second counter bore are formed in the inner side face of the clamping seat, a first nut is arranged in the first counter bore, a second nut is arranged in the second counter bore, the first nut is in threaded connection with a locking groove column on the clamping seat where the first nut is located, and the second nut is in threaded connection with an adjusting rod on the clamping seat where the second nut is located.

Further, six connecting rods extend into the lock sleeve, the trigger plate is fixedly connected with the connecting rods, an outer sliding groove is formed in each side edge, the outer sliding grooves correspond to the connecting rods one to one, the connecting rods are clamped into the outer sliding grooves corresponding to the connecting rods, an inner sliding groove is formed in each clamping seat, the inner sliding grooves correspond to the connecting rods one to one, and the connecting rods are clamped into the inner sliding grooves corresponding to the connecting rods.

Furthermore, the trigger plate extends leftwards to form a limiting rod, a limiting nut is connected to the limiting rod in a threaded mode, the limiting rod penetrates through the bottom plate and abuts against the left side face of the bottom plate, and the axial spring sleeve is arranged outside the limiting rod in a sleeved mode.

Further, a handle is fixed outside the sleeve.

The utility model has the advantages that: the utility model discloses an it utilizes when removing to hexagon bolt's nut of self-adaptation general hexagonal spanner, hexagon bolt's nut can make through the guide face and outwards expand each cassette, with the size of adapting to current hexagon bolt, the medial surface correspondence of until each cassette and the lateral surface laminating of hexagon bolt upper nut, along with the spanner to the continuation removal of hexagon bolt direction, hexagon bolt's nut can promote the trigger plate of lock sleeve, make the lock tooth card of lock tooth post go into the locked groove of locked groove post in the lock sleeve, it is fixed with the cassette, with this realization six cassettes enclose close the hexagonal space that forms can be automatic with each cassette locking after the size of matching current hexagon bolt, thereby can twist this hexagon bolt and move, and convenient to use, need not adjust the size in hexagonal space by the manual work.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is an exploded schematic view of the adaptive allen wrench of the present invention;

FIG. 2 is a schematic side three-dimensional view of the adaptive allen wrench of the present invention;

FIG. 3 is an enlarged partial schematic view of A in FIG. 2;

fig. 4 is another three-dimensional schematic view of the adaptive universal hexagonal wrench of the present invention;

FIG. 5 is an enlarged partial schematic view of B in FIG. 4;

fig. 6 is a schematic right view of the adaptive universal hexagonal wrench of the present invention;

fig. 7 is a schematic cross-sectional view of the adaptive allen wrench of the present invention;

FIG. 8 is an enlarged partial schematic view of C of FIG. 7;

FIG. 9 is a schematic side three-dimensional view of a socket of the adaptive allen wrench of the present invention;

FIG. 10 is an enlarged partial schematic view of D of FIG. 9;

fig. 11 is a three-dimensional schematic view of the other side of the clamping seat of the adaptive universal hexagonal wrench of the present invention;

fig. 12 is a three-dimensional schematic view of a lock sleeve in the adaptive allen wrench of the present invention;

fig. 13 is a partially enlarged schematic view of E in fig. 12.

In the figure: 1. lock sleeve, 101, trigger plate, 102, connecting rod, 2, sleeve, 201, side, 2011, outer spout, 202, bottom plate, 3, cassette, 301, guide face, 302, first counter bore, 303, second counter bore, 304, interior spout, 4, hexagonal space, 5, radial spring, 6, locked groove post, 601, locked groove, 7, lock tooth post, 701, lock tooth, 8, axial spring, 9, adjust the pole, 10, adjusting nut, 11, first nut, 12, second nut, 13, gag lever post, 14, stop nut, 15, handle.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic drawings, which illustrate the basic structure of the invention only in a schematic way, and thus show only the components that are relevant to the invention, and the directions and references (e.g., upper, lower, left, right, etc.) may be used only to help describe the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.

Example 1

As shown in fig. 1 to 13, an adaptive universal hexagonal wrench comprises a lock sleeve 1 and a sleeve 2 with a hexagonal cross section, wherein six side edges 201 of the sleeve 2 are respectively provided with a clamping seat 3, the clamping seats 3 are respectively arranged in the sleeve 2 in a sliding manner along the radial direction of the sleeve 2, and six clamping seats 3 enclose a hexagonal space 4;

the end face of the right end of the clamping seat 3 is a guide face 301 which is inclined inwards from left to right, a radial spring 5 is arranged between the clamping seat 3 and the side edge 201 where the clamping seat is located, one end of the radial spring 5 abuts against the clamping seat 3, the other end of the radial spring abuts against the inner side face of the side edge 201, locking groove columns 6 are fixed on the clamping seat 3, the locking groove columns 6 penetrate through the side edges 201 corresponding to the clamping seat 3, and a plurality of locking grooves 601 are formed in the right side face of each locking groove column 6 at equal intervals along the length direction of the locking groove column;

the utility model discloses a lock, including sleeve 2, lock sleeve 1 cover, be fixed with six lock tooth posts 7 on the lock sleeve 1, the left surface of lock tooth post 7 is equipped with a plurality of and locked groove 601 assorted lock tooth 701 along its length direction equidistance, lock tooth post 7 and locked groove post 6 one-to-one, lock tooth post 7 is just right rather than the locked groove post 6 that corresponds, 1 internal fixation of lock sleeve has trigger plate 101, trigger plate 101 is located sleeve 2, sleeve 2's left end is fixed with bottom plate 202, be equipped with axial spring 8 between trigger plate 101 and the bottom plate 202.

In this embodiment, the interval between two adjacent lock teeth 701 is 1mm, the tooth width of the lock tooth 701 is 1mm, the interval between two adjacent lock grooves 601 is 1mm, and the groove width of the lock groove 601 is 1 mm.

In this embodiment, the radial spring 5 is sleeved outside the locking tooth column 7 of the clamping seat 3 where the radial spring is located.

An adjusting rod 9 is fixed on the clamping seat 3, the adjusting rod 9 and the locking tooth column 7 are arranged in parallel, the adjusting rod 9 penetrates through the side edge 201 corresponding to the clamping seat 3, an adjusting nut 10 is connected to the adjusting rod 9 in a threaded mode, and the adjusting nut 10 abuts against the outer surface of the side edge 201; the clamping seat 3 can be driven to move outwards along the radial direction by screwing the adjusting nut 10, so that the preset size of the hexagonal space 4 is increased, and the clamping seat 3 moves inwards under the action of the radial spring 5 by unscrewing the adjusting nut 10, so that the preset size of the hexagonal space 4 is decreased; the method can be better suitable for the situation that a plurality of hexagon bolts with the same specification are screwed in batches.

A first counter bore 302 and a second counter bore 303 are formed in the inner side surface of the clamping base 3, a first nut 11 is arranged in the first counter bore 302, a second nut 12 is arranged in the second counter bore 303, the first nut 11 is in threaded connection with a locking groove column 6 on the clamping base 3 where the first nut 11 is located, and the second nut 12 is in threaded connection with an adjusting rod 9 on the clamping base 3 where the second nut is located; the first nut 11 is screwed on the slot locking column 6, so that the slot locking column 6 and the first nut 11 can clamp the clamping seat 3, the slot locking column 6 is fixed on the clamping seat 3, and similarly, the second nut 12 is screwed on the adjusting rod 9, so that the adjusting rod 9 and the second nut 12 can clamp the clamping seat 3, and the adjusting rod 9 is fixed on the clamping seat 3;

in this embodiment, each side edge 201 of the sleeve 2 is provided with a first through hole matched with the adjusting rod 9, the adjusting rod 9 correspondingly penetrates through the first through hole on the side edge 201, each side edge 201 of the sleeve 2 is provided with a second through hole matched with the locking groove column 6, and the locking groove column 6 correspondingly penetrates through the second through hole on the side edge 201, so that the card holder 3 can only move along the axial direction of the locking groove column 6, and the locking groove column 6 can be prevented from shifting; the cross-section of the keyway post 6 is preferably square.

Six connecting rods 102 extend into the lock sleeve 1, trigger plate 101 and connecting rod 102 fixed connection have all seted up an outer spout 2011 on every side 201, outer spout 2011 and connecting rod 102 one-to-one, connecting rod 102 card is gone into rather than the outer spout 2011 that corresponds, has all seted up an interior spout 30 on every cassette 3, interior spout 304 and connecting rod 102 one-to-one, connecting rod 102 card is gone into rather than the interior spout 304 that corresponds.

The trigger plate 101 extends leftwards to form a limiting rod 13, a limiting nut 14 is connected to the limiting rod 13 in a threaded mode, the limiting rod 13 penetrates through the bottom plate 202, the limiting nut 14 abuts against the left side face of the bottom plate 202, and the axial spring 8 is sleeved outside the limiting rod 13; thereby the accessible is screwed up limit nut 14, can drive lock sleeve 1 to the direction removal of locked groove post 6, and axial spring 8 is compressed to this lock tooth 701 that can directly make lock sleeve 1 go up lock tooth post 7 is gone into the locked groove 601 of locked groove post 6, fixes cassette 3, so that can twist the hexagon nut and move.

A handle 15 is fixed outside the sleeve 2.

The working process of the adaptive universal hexagonal wrench in the embodiment is as follows:

when the hexagonal space 4 of the wrench is moved toward the nut of the hexagonal bolt, the nut of the hexagonal bolt can expand each cartridge 3 outward by the guide surface 301, so as to adapt to the size of the current hexagon bolt until the inner side surface of each clamping seat 3 is correspondingly attached to the outer side surface of the nut on the hexagon bolt, the axial spring 8 is compressed along with the continuous movement of the wrench towards the direction of the hexagon bolt, the nut of the hexagon bolt can push the trigger plate 101 of the lock sleeve 1, the locking teeth 701 of the locking tooth column 7 on the lock sleeve 1 are clamped into the locking grooves 601 of the locking groove column 6, the clamping seats 3 are fixed, therefore, the hexagonal space 4 enclosed by the six clamping seats 3 can automatically lock each clamping seat 3 after matching the size of the current hexagonal bolt, the trigger plate 101 is kept to press the hexagonal nut towards the direction of the hexagonal bolt, the hexagonal bolt can be screwed by rotating the handle 15, the use is convenient, and the size of the hexagonal space 4 does not need to be adjusted manually;

the following steps can be also included: when the hexagonal space 4 with the spanner removes to hexagon nut, hexagon nut can make through guide face 301 and outwards expand each cassette 3, in order to adapt to current hexagon nut's size, until the medial surface of each cassette 3 correspond with hexagon nut on the lateral surface laminating of nut, then screw up stop nut 14, drive lock sleeve 1 and remove to the locked groove post 6 direction, axial spring 8 is compressed, with this locked tooth 701 card that can directly make lock sleeve 1 go up lock tooth post 7 and go into the locked groove 601 of locked groove post 6, it is fixed with cassette 3, so that can twist hexagon nut.

Because the locking teeth 701 and the locking grooves 601 exist, the friction force between the locking tooth column 7 and the locking groove column 6 is greatly improved, and therefore, when the locking teeth 701 on the locking tooth column 7 cannot be clamped into the locking grooves 601 on the locking groove column 6, the limiting nuts 14 can be screwed down to fix the clamping seats 3; the friction force between the lock tooth column 7 and the lock groove column 6 can be increased by pressing the handle 15 towards the hexagon bolt, so that the clamping seat 3 is fixed.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a general hexagonal spanner of self-adaptation which characterized in that: the lock comprises a lock sleeve (1) and a sleeve (2) with a hexagonal cross section, wherein six side edges (201) of the sleeve (2) are respectively provided with a clamping seat (3), the clamping seats (3) are respectively arranged in the sleeve (2) in a sliding manner along the radial direction of the sleeve (2), and six clamping seats (3) enclose a hexagonal space (4);

the end face of the right end of the clamping seat (3) is a guide face (301) which inclines inwards from left to right, a radial spring (5) is arranged between the clamping seat (3) and the side edge (201) where the clamping seat is located, one end of the radial spring (5) abuts against the clamping seat (3), the other end of the radial spring abuts against the inner side face of the side edge (201), the clamping seat (3) is fixedly provided with a locking groove column (6), the locking groove column (6) penetrates through the side edge (201) corresponding to the clamping seat (3) on the locking groove column, and the right side face of the locking groove column (6) is provided with a plurality of locking grooves (601) at equal intervals along the length direction;

the utility model discloses a sleeve (2) is established outside sleeve (2) to lock cover (1) cover, be fixed with six lock tooth post (7) on lock cover (1), the left surface of lock tooth post (7) is equipped with a plurality of and locked groove (601) assorted lock tooth (701) along its length direction equidistance, lock tooth post (7) and locked groove post (6) one-to-one, lock tooth post (7) and locked groove post (6) rather than corresponding are just right, lock cover (1) internal fixation has trigger plate (101), trigger plate (101) are located sleeve (2), the left end of sleeve (2) is fixed with bottom plate (202), be equipped with axial spring (8) between trigger plate (101) and bottom plate (202).

2. The adaptive allen wrench of claim 1, wherein: the radial spring (5) is sleeved outside the lock tooth column (7) of the clamping seat (3) where the radial spring is located.

3. The adaptive allen wrench of claim 1, wherein: the adjustable clamping seat is characterized in that an adjusting rod (9) is fixed on the clamping seat (3), the adjusting rod (9) and the locking tooth column (7) are arranged in parallel, the adjusting rod (9) penetrates through the side edge (201) corresponding to the clamping seat (3) on the adjusting rod, an adjusting nut (10) is connected to the adjusting rod (9) through threads, and the adjusting nut (10) abuts against the outer surface of the side edge (201).

4. The adaptive allen wrench of claim 3, wherein: the inner side surface of the clamping seat (3) is provided with a first counter bore (302) and a second counter bore (303), a first nut (11) is arranged in the first counter bore (302), a second nut (12) is arranged in the second counter bore (303), the first nut (11) is in threaded connection with a locking groove column (6) on the clamping seat (3) where the first nut is located, and the second nut (12) is in threaded connection with an adjusting rod (9) on the clamping seat (3) where the second nut is located.

5. The adaptive allen wrench of claim 1, wherein: extend in lock tube (1) and have six connecting rods (102), trigger plate (101) and connecting rod (102) fixed connection have all seted up one outer spout (2011) on every side (201), outer spout (2011) and connecting rod (102) one-to-one, connecting rod (102) card is gone into rather than outer spout (2011) that corresponds in, has all seted up one interior spout (304) on every cassette (3), interior spout (304) and connecting rod (102) one-to-one, connecting rod (102) card is gone into rather than the interior spout (304) that corresponds.

6. The adaptive allen wrench of claim 1, wherein: trigger plate (101) extend to left and have gag lever post (13), threaded connection has stop nut (14) on gag lever post (13), bottom plate (202) are passed in gag lever post (13), stop nut (14) support the left surface of bottom plate (202), axial spring (8) cover is established outside gag lever post (13).

7. The adaptive allen wrench of claim 1, wherein: a handle (15) is fixed outside the sleeve (2).