CN211639670U - Universal internal and external hexagonal wrench - Google Patents

Abstract

The utility model provides an universal internal and external hexagonal wrench, which comprises an installation end, wherein a plurality of combined wrench head sleeves are evenly distributed on the installation end along the circumferential direction of the installation end, and each combined wrench head sleeve is of a telescopic structure; the combined wrench head sleeve comprises a wrench head sleeve with a hexagonal structure, and the wrench head sleeve is sleeved on the sliding shaft; the wrench head sleeve is sequentially and concentrically sleeved with a plurality of wrench head sleeves with hexagonal structures from the axis to the outside; the utility model discloses not only avoided purchasing the spanner of a large amount of models to reduce the expenditure, frequently changed the hexagonal spanner problem of different specifications when still having solved the maintenance.

Description

Universal internal and external hexagonal wrench

Technical Field

The utility model relates to a spanner field, more specifically the utility model relates to an inside and outside hexagonal spanner of omnipotent that says so.

Background

A wrench is a common mounting and dismounting tool, and is a hand tool for screwing bolts, screws, nuts and other screw threads to tightly hold open or trepanning fasteners of the bolts or the nuts by utilizing the lever principle. The device is widely applied to various industries, is an indispensable tool on equipment and even lives.

At present, the size of the hexagon screw on most equipment is various, the corresponding hexagon wrench is also various, and the wrench of one type is difficult to be suitable for all the hexagon screws on one piece of equipment. In the middle of the life, in order to simply overhaul a piece of equipment, all types of hexagonal wrenches need to be equipped. However, few families can be equipped with a set of hex wrenches. Meanwhile, the work efficiency is also reduced by frequently replacing the hexagonal wrenches of different models.

Disclosure of Invention

An object of the utility model is to provide an inside and outside hexagonal spanner of omnipotent has solved the above-mentioned not enough that exists among the prior art.

In order to achieve the above purpose, the utility model discloses a technical scheme is:

the utility model provides an universal internal and external hexagonal wrench, which comprises an installation end, wherein a plurality of combined wrench head sleeves are evenly distributed on the installation end along the circumferential direction of the installation end, and each combined wrench head sleeve is of a telescopic structure; the combined wrench head sleeve comprises a wrench head sleeve with a hexagonal structure, and the wrench head sleeve is sleeved on the sliding shaft; the wrench head sleeve is sequentially sleeved with a plurality of wrench head sleeves with hexagonal structures concentrically from the axis to the outside.

Preferably, the wrench head sleeve and the sliding shaft, and two adjacent wrench head sleeves are connected in a sliding manner.

Preferably, the wrench head sleeve is provided with a through hole with a hexagonal structure; the wrench head sleeve comprises a front end and a rear end, and the outer diameter of the rear end is larger than that of the front end.

Preferably, an anti-scattering clamping plate matched with the wrench head sleeve inner cavity structure is installed in the rear end inner cavity of the wrench head sleeve, the edge of the anti-scattering clamping plate is clamped in an anti-scattering clamping groove formed in the rear end inner wall along the circumferential direction of the rear end inner wall, and the anti-scattering clamping groove is formed in the radial direction.

Preferably, a strip-shaped clamping groove is formed in any one inner wall of the wrench head sleeve, and the strip-shaped clamping groove is formed along the axial direction of the wrench head sleeve; magnets with matched structures are pasted in the strip-shaped clamping grooves.

Preferably, the mounting end comprises a first connecting round shank and a second connecting round shank, which are arranged in a stack.

Preferably, the first connecting round handle and the second connecting round handle have the same structure, wherein the first connecting round handle comprises a cylinder body, and a plurality of gaps are uniformly distributed at one end of the cylinder body along the circumferential direction of the cylinder body; the number of the openings is the same as that of the combined wrench head sleeves; the opening direction of the gap is arranged along the radial direction of the gap.

Preferably, the notch on the first connecting round handle and the notch on the second connecting round handle are in butt joint connection, two opposite notches form a complete hexagonal groove structure, and the hexagonal groove structure is matched with the structure of the combined wrench head sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has at least:

the utility model relates to an inside and outside hexagon spanner of omnipotent, because the utility model discloses an inside and outside hexagon spanner's of omnipotent installation end is cylindricly, respectively has a flexible hexagonal spanner cover on four directions of cylinder, and flexible hexagonal spanner cover outwards has four spanner covers with one heart sleeve in proper order in its axle center from interior, and every group spanner cover subassembly model span > 1 increases the size difference between the sleeve to better recognition model. Four groups of wrench heads are uniformly distributed on the round handle, each group of wrench head sleeve is a part of the handle after being stretched, and four corners of the sleeve are distributed to increase force application points for the handle, so that the wrench is convenient to use. Adopt the utility model discloses an inside and outside hexagonal of polytypic combines spanner has not only avoided purchasing the spanner of a large amount of models to reduce the expenditure, frequently changed the hexagonal spanner problem of different specifications when still having solved the maintenance.

Furthermore, the wrench head sleeve is in sliding connection with the wrench head sleeve, so that the wrench head sleeve is simplest and most practical, is convenient to stretch and detach during use, and prolongs the service life.

Furthermore, the wrench head sleeve adopts a hexagonal cylinder structure, and both the inner hexagon bolt and the outer hexagon nut are suitable for various types of bolts and nuts, so that the wrench head sleeve can correspond to more than thirty types of bolts and nuts, and has a wide application range. The rear end of the last wrench head sleeve is provided with an anti-scattering clamping groove which can prevent the wrench head sleeve from scattering out of the structure when being retracted, and can prevent a large amount of moist air from entering during working, thereby reducing rust damage of the wrench head sleeve.

Furthermore, the magnets matched with the structure are pasted in the strip-shaped clamping grooves, so that the friction force between the single telescopic hexagonal wrench head sleeves is increased, the telescopic hexagonal wrench head sleeves are prevented from sliding towards the rear end when the top screws are assembled and disassembled, and the screw assembling and disassembling efficiency is improved.

Furthermore, the installation end comprises a first connection round handle and a second connection round handle, every two connection round handles are in butt joint, 4 openings are uniformly distributed along the circumferential direction of the installation end, the installation end is matched with the structure of the combined wrench head sleeve to form various types of wrench heads, and the wrench heads are convenient for various types of hexagon internal and external screws.

To sum up, the utility model discloses an inside and outside hexagonal spanner of omnipotent has not only avoided the spanner of purchasing a large amount of models to reduce the expenditure, frequently changed the hexagonal spanner problem of different specifications when still having solved the maintenance, improved work efficiency.

Drawings

Fig. 1 is a schematic structural view of an internal and external hexagonal wrench according to the present invention;

FIG. 2 is a schematic view of a wrench socket;

FIG. 3 is a schematic view of a combination wrench socket;

FIG. 4 is a schematic view of the wrench head cover;

FIG. 5 is a partial cross-sectional view of the wrench head sleeve;

FIG. 6 is a schematic view of a first connecting round stem structure;

FIG. 7 is a schematic view of a second connecting round shank;

wherein, 1, wrench head cover 2, sliding shaft 3, first connecting round handle 4, second connecting round handle 5, screw 6, nut 101, front end 102, rear end 103, anti-loosening clamping groove 104, bar-shaped clamping groove 105, through hole 301, cylinder body 302, gap

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 7, the utility model provides a pair of inside and outside hexagon spanner of omnipotent, including the installation end, there are a plurality of combination formula spanner headgear along its circumferencial direction equipartition on the installation end, and every combination formula spanner headgear is telescopic structure.

The combined wrench head sleeve comprises a wrench head sleeve 1 with a hexagonal structure, and the wrench head sleeve 1 is sleeved on the sliding shaft 2; the wrench head sleeve 1 is sequentially and concentrically sleeved with a plurality of wrench head sleeves 1 with hexagonal structures from the axis to the outside; the size of each wrench head sleeve is different pairwise; the structure can adapt to inner and outer angle screws of different models; two adjacent wrench head covers 1 are in axial sliding fit.

The sliding shaft 2 is of a hexagonal prism structure.

The outer diameter of one end of the sliding shaft 2 is larger than that of the other end; the big end of the sliding shaft is in gapless sliding connection with the adjacent wrench head sleeve.

Each wrench head sleeve 1 is of a wrench head sleeve structure provided with a hexagonal through hole 105; the spanner headgear includes front end 101 and rear end 102, the external diameter of rear end 102 is greater than the external diameter of front end 101, and this rear end structure makes to have the friction when sliding between two adjacent spanner headgear, has avoided the landing of the little spanner headgear of size.

The rear end 102 is provided with an anti-scattering clamping plate matched with the inner cavity structure of the wrench head sleeve, the edge of the anti-scattering clamping plate is clamped in an anti-scattering clamping groove 103 formed in the inner wall of the rear end along the circumferential direction of the inner wall, and the anti-scattering clamping groove 103 is formed in the radial direction; this structure prevents the wrench head socket 1 of the first size from scattering from the rear end of the wrench head socket 1 of the first size when the wrench head socket 1 is retracted.

A strip-shaped clamping groove 104 is formed in any one inner wall of the wrench head sleeve 1, and the strip-shaped clamping groove 104 is formed along the axial direction of the wrench head sleeve.

The magnet with matched structure is pasted in the bar-shaped clamping groove 104 and used for increasing the friction force between the single wrench head cover 1 and preventing the wrench head cover 1 from sliding to the rear end when the top screw is assembled and disassembled, so that the screw assembling and disassembling efficiency is improved.

The mounting end comprises a first connecting round shank 3 and a second connecting round shank 4, the first connecting round shank 3 and the second connecting round shank 4 being arranged in a stack.

The first connecting round handle 3 and the second connecting round handle 4 have the same structure, wherein the first connecting round handle 3 comprises a cylindrical body 301, and a plurality of gaps 302 are uniformly distributed at one end of the cylindrical body 301 along the circumferential direction; the number of the gaps 302 is the same as that of the combined wrench head sleeves.

The opening direction of the gap is arranged along the radial direction of the gap.

The opening 302 on the first connecting round handle 3 is in butt joint with the opening on the second connecting round handle 4, two opposite openings form a complete hexagonal groove structure, and the hexagonal groove structure is matched with the structure of the combined wrench head sleeve.

The end face, close to one end of the opening, of the first connecting round handle 3 is provided with a central threaded through hole, a screw 5 is assembled in the threaded through hole, the screw 5 is connected with a nut 6 in a threaded mode, and the structure is used for achieving connection between the first connecting round handle 3 and the second connecting round handle 4.

The working process is as follows:

during the use, handheld first connection round handle 3 and second are connected round handle 4 and are thrown away the 1 strength of spanner headgear of required model, require to make every spanner headgear 1 of telescopic link all expose, hug closely nut or screw placement with sliding shaft 2 immediately, flexible spanner headgear 1 makes spanner headgear 1 shrink step by step until the size that matches with nut or screw, then two handheld first connection round handles 3 and second are connected the rotation of round handle 4 and are screwed down nut or screw.

When the force arm is too short, the two wrench head sleeves 1 vertical to the wrench head sleeve 1 can be pulled out to serve as the force arm, so that the labor-saving effect is achieved.

After the wrench head sleeve is used, all wrench head sleeves 1 are required to be retracted into the connecting round cakes to prevent rusting or other damages after being placed in the air for a long time.

The utility model relates to a four-group spanner sleeve, which comprises 32 types of screw sizes; the inside and outside hexagonal spanner heads with different sizes can be used for disassembling 32 different kinds of hexagonal screws.

Claims (8)

1. An universal internal and external hexagonal wrench is characterized by comprising an installation end, wherein a plurality of combined wrench head sleeves are uniformly distributed on the installation end along the circumferential direction of the installation end, and each combined wrench head sleeve is of a telescopic structure; the combined wrench head sleeve comprises a wrench head sleeve (1) with a hexagonal structure, and the wrench head sleeve (1) is sleeved on the sliding shaft (2); the wrench head sleeve (1) is sequentially sleeved with a plurality of wrench head sleeves (1) with hexagonal structures from the axis to the outside in a concentric manner.

2. The universal hexagon socket wrench as claimed in claim 1, wherein the wrench head sleeve and the sliding shaft, and two adjacent wrench head sleeves are slidably connected.

3. The universal internal and external hexagonal wrench as claimed in claim 1, wherein the wrench head sleeve (1) is provided with a through hole with a hexagonal structure; the wrench head sleeve comprises a front end (101) and a rear end (102), wherein the outer diameter of the rear end (102) is larger than that of the front end (101).

4. The universal hexagon wrench as claimed in claim 3, wherein the wrench head cover has an anti-loosening locking plate fitted to the wrench head cover, the locking plate being located in the rear end of the wrench head cover, the locking plate being locked at its edge to an anti-loosening locking groove (103) formed in the inner wall of the rear end in the circumferential direction, the anti-loosening locking groove (103) being formed in the radial direction.

5. The universal internal and external hexagonal wrench as claimed in claim 1, wherein a strip-shaped slot (104) is formed on any one inner wall of the wrench head sleeve (1), and the strip-shaped slot (104) is formed along the axial direction; magnets with matched structures are pasted in the strip-shaped clamping grooves (104).

6. The universal allen wrench as claimed in claim 1, wherein said mounting end comprises a first connecting round handle (3) and a second connecting round handle (4), said first connecting round handle (3) and said second connecting round handle (4) being arranged in a stack.

7. The universal internal and external hexagonal wrench as claimed in claim 6, wherein the first connecting round handle (3) and the second connecting round handle (4) have the same structure, wherein the first connecting round handle (3) comprises a cylindrical body (301), and a plurality of gaps (302) are uniformly distributed at one end of the cylindrical body (301) along the circumferential direction; the number of the gaps (302) is the same as that of the combined wrench head sleeves; the opening direction of the gap is arranged along the radial direction of the gap.

8. The universal internal and external hexagonal wrench as claimed in claim 6, wherein the gap of the first connecting round handle (3) is connected with the gap of the second connecting round handle (4) in a butt joint manner, and the two opposite gaps form a complete hexagonal groove structure which is matched with the structure of the combined wrench head sleeve.

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