CN211249827U

CN211249827U - Combined novel wrench

Info

Publication number: CN211249827U
Application number: CN201922486872.4U
Authority: CN
Inventors: 许志聪
Original assignee: QUANZHOU DONGLITE HARDWARE TOOLS MANUFACTURE CO Ltd
Current assignee: QUANZHOU DONGLITE HARDWARE TOOLS MANUFACTURE CO Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-14
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to the field of wrenches, in particular to a combined novel wrench, which comprises a wrench body, wherein a telescopic groove which is inwards concave is arranged on the wrench body, a telescopic rod is nested in the telescopic groove, and a fixer is arranged on the wrench body; when the clamping block of the fixer is separated from the positioning groove of the telescopic rod, the telescopic rod and the wrench body can relatively move in a telescopic way, so that the total length of the wrench can be adjusted, and the wrench can adapt to bolts in long and narrow deep holes and is more flexible to use; under the elasticity effect of spring, can make in the fixture block embedding constant head tank, make fixed telescopic link more swift convenient, and make the life of fixer more permanent.

Description

Combined novel wrench

Technical Field

The utility model relates to a spanner field especially indicates a modular novel spanner.

Background

At present traditional spanner is of a great variety, wherein common T type spanner is the mounting in extracting tool commonly used, utilize lever principle to twist and change the hand tool of opening or trepanning firmware of bolt, screw, nut and other screw thread holding bolt or nut, but when traditional T type spanner needs the elasticity to the bolt in long and narrow deep hole, because traditional T type spanner length all is fixed, lead to T type spanner to be difficult to touch the bolt easily, and influence the elasticity bolt, reduce the operating efficiency who uses the spanner.

SUMMERY OF THE UTILITY MODEL

The utility model provides a combined novel wrench to overcome prior art traditional T type spanner length and all be fixed, be difficult to the problem of the bolt in the long and narrow deep hole of elasticity.

The utility model adopts the following technical scheme: the utility model provides a modular novel spanner, including spanner body 1, its characterized in that: the wrench body 1 is provided with an inward concave telescopic groove 11, the telescopic rod 2 is nested in the telescopic groove 11, the telescopic rod 2 and the wrench body 1 move relatively, the telescopic rod 2 is provided with a hexagonal sleeve 3, one end of the wrench body 1 close to the hexagonal sleeve 3 is penetrated with a fixed hole 13, one side of the telescopic rod 2 corresponding to the fixed hole 13 is provided with a plurality of positioning grooves 21 which are vertically arranged and are inward concave, the wrench body 1 is provided with a fixer 4 corresponding to the fixed hole 13, the fixer 4 comprises a main body 41, a movable rod 43 and a fixture block 44, the main body 41 is provided with an inward concave movable groove 42 corresponding to the fixed hole 13, the movable rod 43 is embedded in the movable groove 42, one end of the movable rod 43 far away from the positioning groove 21 passes through the bottom of the movable groove 42, one end of the movable rod 43 close to the positioning groove 21 is provided with the fixture block 44, and the fixture block 44 passes through the fixed hole 13, when the fixture block 44 is embedded into the positioning groove 21, the telescopic rod 2 is fixed on the wrench body 1, and when the fixture block 44 is separated from the positioning groove 21, the telescopic rod 2 and the wrench body 1 can move in a telescopic manner.

As a further improvement, an inward-concave guide groove 12 is arranged on one side of the telescopic groove 11 away from the fixing hole 13, an outward-convex guide strip 22 is arranged at a position of the telescopic rod 2 corresponding to the guide groove 12, and the guide strip 22 is embedded into the guide groove 12.

As a further improvement, a spring 45 is nested on the movable rod 43, one end of the spring 45 is supported on the fixture block 44, and the other end of the spring 45 is supported on the bottom of the movable groove 42.

As a further improvement, a handle 46 is fixed to an end of the movable rod 43 away from the latch 44.

From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages: the utility model can adjust the length relation between the wrench body 1 and the telescopic rod 2 through the fixer 4, when the fixture block 44 of the fixer 4 is embedded into the positioning groove 21 of the telescopic rod 2, the telescopic rod 2 is difficult to move relative to the wrench body 1, thereby the wrench body 1 can drive the hexagonal sleeve 3 to tighten or loosen the bolt through the telescopic rod 2; when the fixture block 44 of the fixer 4 is separated from the positioning groove 21 of the telescopic rod 2, the telescopic rod 2 and the wrench body 1 can relatively move in a telescopic way, so that the total length of the wrench can be adjusted, the wrench can adapt to bolts in long and narrow deep holes, and the wrench can be used more flexibly; under the spring action of the spring 45, the clamping block 44 can be embedded into the positioning groove 21, so that the telescopic rod 2 can be fixed more quickly and conveniently, and the service life of the fixer 4 is longer.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the perspective structure schematic diagram of the telescopic rod and the hexagonal sleeve of the present invention.

Fig. 3 is a schematic view of the front cross-section structure of the wrench body and the telescopic rod.

Fig. 4 is an enlarged structural diagram of a in fig. 3.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in the accompanying drawings 1 to 3, a combined novel wrench comprises a wrench body 1, wherein an inward-concave telescopic groove 11 is formed in the wrench body 1, a telescopic rod 2 is nested in the telescopic groove 11, the telescopic rod 2 and the wrench body 1 move relatively, and a hexagonal sleeve 3 is arranged on the telescopic rod 2; be equipped with the guide way 12 to the indent on one side that fixed orifices 13 was kept away from to flexible groove 11, the position that telescopic link 2 corresponds guide way 12 is equipped with outside convex gib block 22, in gib block 22 embedding guide way 12, under the effect through gib block 22 and guide way 12 matched with, can restrict the rotation of telescopic link 2 in flexible groove 11, when avoiding driving hexagonal sleeve 3 through telescopic link 2 and carrying out the elasticity bolt, telescopic link 2 rotates with spanner body 1 relatively, can guide telescopic link 2 vertical reciprocating in flexible groove 11 simultaneously.

As shown in fig. 1 to 4, a fixing hole 13 penetrates through one end of the wrench body 1 close to the hexagonal socket 3, a plurality of positioning grooves 21 which are vertically arranged and are inwardly concave are arranged on one side of the telescopic rod 2 corresponding to the fixing hole 13, a fixer 4 is arranged on the wrench body 1 corresponding to the fixing hole 13, the fixer 4 comprises a main body 41, a movable rod 43 and a clamping block 44, an outwardly convex limiting ring 5 is arranged on the wrench body 1, one side surface of the limiting ring 5 close to the hexagonal socket 3 is attached to the outer surface of the main body 41, wherein the main body 41 is fixed on the wrench body 1 in a threaded connection manner, an inwardly concave movable groove 42 is arranged on the main body 41 corresponding to the fixing hole 13, the movable rod 43 is embedded into the movable groove 42, one end of the movable rod 43 far from the positioning groove 21 penetrates through the groove bottom of the movable groove 42, and one end of the movable rod 43 close to the positioning groove 21 is provided with the clamping block 44, the fixture block 44 penetrates through the fixing hole 13, when the fixture block 44 is embedded into the positioning groove 21, the telescopic rod 2 is fixed on the wrench body 1, when the fixture block 44 is separated from the positioning groove 21, the telescopic rod 2 and the wrench body 1 can move in a telescopic manner, and the telescopic length of the telescopic rod 2 can be adjusted under the action of the matching of the plurality of positioning grooves 21 and the fixture block 44, so that the telescopic length of the telescopic rod 2 relative to the wrench body 1 can be flexibly changed; the movable rod 43 is nested with a spring 45, one end of the spring 45 is supported on the fixture block 44, the other end of the spring 45 is supported on the bottom of the movable groove 42, and the spring 45 can push the fixture block 44 towards the positioning groove 21, so that the fixture block 44 is embedded into the positioning groove 21, and the fixture block 44 is prevented from being separated from the positioning groove 21 when the wrench body 1 drives the telescopic rod 2 to rotate; a handle 46 is fixed on one end of the movable rod 43 away from the latch 44, and the latch 44 can be more conveniently pulled out of the positioning slot 21 through the handle 46.

As shown in fig. 1 to 4, during installation, the spring 45 is nested on the movable rod 43, the end of the movable rod 43, which is provided with the fixture block 44, is far away from the movable groove 42 in the main body 41, then the movable rod 43 is embedded in the movable groove 42, so that one end of the spring 45 is supported on the fixture block 44, and the other end is supported on the bottom of the movable groove 42, then one end of the movable rod 43, which is far away from the positioning groove 21, passes through the bottom of the movable groove 42, the handle 46 is fixed on the end of the movable rod 43, which is far away from the fixture block 44, through the screw, the handle 46 is pulled, so that the handle 46 drives the fixture block 44 to be embedded in the movable groove 42 through the movable rod 43, then the main body 41 is screwed into the wrench body 1 through a threaded connection manner until the movable groove 42 of the main body 41 corresponds to the fixing hole 13, then one end of the telescopic rod 2, which is far away from the hexagonal sleeve 3, faces the telescopic groove 11 of the, finally, the telescopic rod 2 is embedded into the telescopic groove 11, and meanwhile, the guide strip 22 is embedded into the guide groove 12, so that the telescopic rod 2 can be installed.

As shown in fig. 1 to 4, when adjusting the telescopic rod 2, the handle 46 is pulled first, so that the handle 46 drives the fixture block 44 to be embedded into the movable groove 42 through the movable rod 43, the fixture block 44 extrudes the spring 45, and at this time, the fixture block 44 is separated from the positioning groove 21, so that the telescopic rod 2 can be moved, and the length of the telescopic rod 2 can be adjusted; when the wrench is fixed, the handle 46 is firstly loosened, the fixture block 44 can be pushed towards the direction of the positioning groove 21 under the elastic force action of the spring 45, until the fixture block 44 is embedded into the positioning groove 21, the telescopic rod 2 and the wrench body 1 are difficult to move relatively, and the bolt can be loosened and tightened through the hexagonal sleeve 3.

The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims

1. The utility model provides a modular novel spanner, including the spanner body, its characterized in that: the wrench body is provided with an inward-concave telescopic groove, a telescopic rod is nested in the telescopic groove and moves relative to the wrench body, the telescopic rod is provided with a hexagonal sleeve, one end of the wrench body, which is close to the hexagonal sleeve, is provided with a fixing hole in a penetrating way, one side of the telescopic rod, which corresponds to the fixing hole, is provided with a plurality of positioning grooves which are vertically arranged and are inward concave, the wrench body is provided with a fixer at a position corresponding to the fixing hole, the fixer comprises a main body, a movable rod and a clamping block, the main body is provided with an inward-concave movable groove at a position corresponding to the fixing hole, the movable rod is embedded in the movable groove, one end of the movable rod, which is far away from the positioning grooves, penetrates through the bottom of the movable groove, one end of the movable rod, which is close to the positioning grooves, is provided with the clamping block, the clamping block penetrates through, when the clamping block is separated from the positioning groove, the telescopic rod and the wrench body can move in a telescopic mode.

2. The combined novel wrench as claimed in claim 1, wherein: the telescopic rod is characterized in that one side, away from the fixed hole, of the telescopic groove is provided with an inward-concave guide groove, the position, corresponding to the guide groove, of the telescopic rod is provided with an outward-convex guide strip, and the guide strip is embedded into the guide groove.

3. The combined novel wrench as claimed in claim 1, wherein: the movable rod is nested with a spring, one end of the spring is supported on the fixture block, and the other end of the spring is supported at the bottom of the movable groove.

4. The combined novel wrench as claimed in claim 1, wherein: and a handle is fixed at one end of the movable rod, which is far away from the clamping block.