CN211728952U

CN211728952U - Wrench convenient for reversing

Info

Publication number: CN211728952U
Application number: CN201922266534.XU
Authority: CN
Inventors: 钟艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-10-23
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to a general tool technical field specifically is the spanner of convenient switching-over. The purpose is to solve the problem that the existing wrench can not be used for a bidirectional knob and can not adapt to a large-torque environment. Including spanner and with spanner tip swing joint's external member, the spanner is connected the position, and the inside both sides of connecting the position are equipped with first arch, and the outside both sides of connecting the position are equipped with first spout, and the tip of first spout runs through in the end product of spanner, and its surface runs through in the spanner outside, the external member both sides are equipped with the second spout, the external member passes through the second spout and installs in the connection position of spanner with first protruding sliding fit, and both sides are equipped with at least one locating hole respectively around the external member, still include the saddle, saddle and first spout sliding connection, the saddle is in the outside tip fixedly connected with of spanner and the parallel locating plate in side of external member, the locating plate corresponds the position that is in same axle center with the locating hole and is equipped with the second arch, and this second arch passes through saddle swing joint with the locating hole.

Description

Wrench convenient for reversing

Technical Field

The utility model relates to a general tool technical field specifically is the spanner of convenient switching-over.

Background

The wrench is a common mounting and dismounting tool, and is a manual tool for screwing bolts, screws, nuts and other screw threads to tightly hold open or trepanning fasteners of the bolts or nuts by utilizing the lever principle. The wrench is typically made of structural steel of carbon or alloy material.

The spanner has diversified, has electric spanner, has conventional spanner, and the spanner provides convenient through construction operation personnel, nevertheless has its shortcoming that can't avoid: such as: that is, the wrench can only be wrenched in one direction, and is generally designed for tightening right-handed threaded screws. Although the electric wrench can rotate in the two opposite directions, the electric wrench cannot work under the condition of no electricity in the field environment, and in order to realize the convenience of bidirectional force application, a plurality of bidirectional wrenches are available at present, but the common defect is that the torque force is not enough; the reason is that most of the existing bidirectional wrenches can realize steering by a small central shaft or a connecting rod or by using a ratchet wheel for convenience of steering, but if a nut needing large torque force for adjustment is met, the connection between the handle part of the wrench main body and the rotating connection part is in a conceive manner, and the small parts of the wrench main body have problems in the work needing large torque force for adjustment.

Disclosure of Invention

The utility model aims at solving the problem that the existing wrench can not be used for a bidirectional knob and can not adapt to a large torque environment.

In order to solve the technical problem, the wrench convenient for reversing comprises a wrench and a kit movably connected with the end part of the wrench, wherein the end part of the wrench is provided with a U-shaped connecting position, two inner sides of the connecting position are provided with first bulges, two outer sides of the connecting position are provided with first chutes which are positioned inside the main body of the wrench and are parallel to the main body of the wrench, the end part of each first chute penetrates through the end product of the wrench, the surface of each first chute penetrates through the outside of the wrench, two sides of the kit are provided with second chutes which are in a cross direction with the main body of the wrench and are matched with the first bulges, the kit is arranged at the connecting position of the wrench through the sliding fit of the second chutes and the first bulges, the front side and the rear side of the kit are respectively provided with,

the wrench is characterized by further comprising a sliding piece with an I-shaped cross section, the sliding piece is connected with the first sliding groove in a sliding mode, a positioning plate parallel to the side face of the external member is fixedly connected to the end portion, located outside the wrench, of the sliding piece, a second protrusion is arranged at the position, corresponding to the positioning hole, of the positioning plate and located on the same axis, and the second protrusion is movably connected with the positioning hole through the sliding piece.

As an optimized implementation scheme of the wrench convenient to reverse, the main body of the external member is square, and the internal part of the external member is provided with a hexagonal inner hole.

As an preferable embodiment of the wrench convenient to reverse of the present invention, the cross section of the first sliding groove is in a shape of a Chinese character 'tu'.

As a preferred embodiment of the wrench facilitating the reversing of the present invention, the outer side surface of the slider is provided with lines.

As an optimized embodiment of the wrench convenient for reversing of the present invention, the number of the positioning holes on each side of the external member is two.

As an advantageous embodiment of the wrench of the present invention, the second protrusion is the same as the positioning hole.

Advantageous effects

The utility model discloses the technique has following innovation advantage:

1. the utility model realizes the bidirectional knob adjustment;

2. the combination of the first bulge and the second chute and the combination of the second bulge and the positioning hole of the utility model form a complete frame combination, so that the whole body is more stable;

3. the utility model discloses adopt the connection position of spanner tip when turning round the nut, also the spanner main part is direct hard exactly, makes wholly can be applicable to the environment that needs big torsion.

Drawings

Fig. 1 is an overall perspective view of the present invention;

figure 2 is an exploded schematic view of the present invention,

fig. 3 is a schematic internal cross-sectional view of the present invention;

FIG. 4 is an enlarged partial view of portion "A" of FIG. 1;

fig. 5 is a partially enlarged view of a portion "B" in fig. 2;

FIG. 6 is a partial enlarged view of the portion "C" in FIG. 3;

FIG. 7 is an isolated schematic view of the "wrench body" assembly of the present invention;

FIG. 8 is an enlarged partial view of portion "D" of FIG. 7;

FIG. 9 is a schematic side view of FIG. 7;

fig. 10 is an isolated perspective view of the "slider" and "locator" portions of the inventive assembly;

FIG. 11 is an isolated perspective view of the "kit" of components of the present invention;

in the figure: 1. the wrench comprises a wrench body, a kit, a connecting position, a first protrusion, a first sliding groove, a second sliding groove, a sliding block, a positioning hole, a sliding block, a positioning plate, a second protrusion, a line and an inner hole, wherein the wrench body is 2, the kit is 3, the connecting position is 4, the second sliding groove is 6, the positioning hole is 7, the sliding block is 8, the positioning.

Detailed Description

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

As shown in fig. 1 to 11, the wrench facilitating direction change of the present invention includes a wrench 1 main body, a part of space is cut at the middle of one end of the wrench 1, so that the end of the wrench 1 is a connecting position 3 with a "U" shaped structure, two sides inside the connecting position 3 are to be kept flat, two first protrusions 4 at opposite angles are arranged at two sides inside the connecting position 3, and at the same time, first sliding grooves 5 which are inside the main body of the wrench 1 and are parallel to the main body of the wrench 1 are arranged at two sides outside the connecting position 3, the cross-sectional structure of the first sliding grooves 5 is a "convex" shaped structure, the end of the first sliding grooves 5 penetrates through the end of the wrench 1, and the surface thereof penetrates through the outside of the wrench 1;

the external member 2 is movably connected in the connecting position 3, the shape structure of the external member 2 is a square structure, a hexagonal inner hole 12 is arranged in the external member 2, the size of the external member 2 is just matched with the inside of the connecting position 3, meanwhile, as shown in the figure, second sliding grooves 6 which are in a cross direction with the main body of the wrench 1 are arranged on the upper side and the lower side of the external member 2, the positions of the second sliding grooves 6 correspond to the positions of the first bulges 4, the external member 2 is installed in the connecting position 3 of the wrench 1 through the sliding fit of the second sliding grooves 6 and the first bulges 4, and the external member 2 only goes in and out or slides in the left-right direction but cannot go in and out or slide in the; in addition, at least one positioning hole 7 is respectively arranged on two sides of the sleeve 2 in the front-back direction, and the number of the positioning holes 7 is two or more in the embodiment;

after the sleeve member 2 is installed at the connection position 3, the slider 8 is installed in the first sliding groove 5, the cross section of the slider 8 is of an I-shaped structure, the main body part of the slider is just matched with the first sliding groove 5 of the convex structure, one longitudinal part of the slider is inserted into the first sliding groove 5, the other part of the slider penetrates through the wrench 1 through the first sliding groove 5, the part of the slider 8, which is positioned outside the wrench 1, is used as an adjustment point to perform push-pull adjustment, meanwhile, the end part of the slider 8, which is positioned outside the end part of the wrench 1, is provided with a fixedly connected positioning plate 9, the positioning plate 9 is fixedly connected with the slider 8 at an angle of 90 degrees, the main body part of the positioning plate 9 can be of a triangular or square or other structure and is parallel to the side surface; the surface of the main body of the positioning plate 9 is at the same axial center position with the positioning hole 7, and is also provided with second protrusions 10 which are matched with the positioning hole 7 in size and can be just inserted into the positioning hole 7, and the number of the second protrusions 10 is the same as that of the positioning holes 7; the positioning hole 7 is movably connected with the second protrusion, when the positioning hole 7 is connected with the second protrusion 10, the sleeve is fixed in the connecting position 3 and cannot slide leftwards or rightwards, the sleeve 2 is completely positioned, and meanwhile, the connection and disconnection of the positioning hole 7 and the second protrusion 10 are controlled by the adjustment of pushing or pulling of a sliding piece 8 fixedly connected with the positioning hole; on the other hand, in order to increase the friction force of the slider 8, the surface of the slider 8 is further provided with a line 11, and the line 11 may be a plurality of concave lines or small convex points on the surface of the slider 8.

The using method comprises the following steps: an inner hole 12 of the sleeve member 2 is sleeved on a bolt, a nut or other threaded members which need to be rotated, the wrench 1 is controlled to rotate and adjust, torque force applied to the sleeve member 2 and the bolt or the nut which need to be adjusted externally comes from a connecting position 3 of the wrench 1, the sliding connection of the first protrusion 4 and the second sliding groove 6 plays a role in rotating the sleeve member 2 and controlling the sleeve member not to slide in the front-back direction, the connection of the second protrusion 10 and the positioning hole 7 plays a role in limiting the sleeve member 2 to slide in the left-right direction, and the combination of the first protrusion 4, the second sliding groove 6 and the second protrusion 10 and the positioning hole 7 enables the sleeve member 2 to form a complete positioning frame, so that the sleeve member 2 is firmly locked in the connecting position 3 of the wrench 1; when the adjustment operation needs to rotate to adjust the direction, only the slider 8 needs to be adjusted, the slider 8 is pushed outwards by means of the lines 11 on the surface of the slider 8, the second protrusion 10 is disconnected with the positioning hole 7, then the sleeve 2 can rotate 180 degrees by taking the first protrusion 4 as a rotation center, and after the rotation, the second protrusion 10 is connected with the positioning hole 7 on the other side of the sleeve 2, so that the whole sleeve is positioned.

The above-mentioned preferred embodiments of the present invention are not intended to limit the present invention, the protection scope of the present invention is defined by the appended claims, and any modification based on the claims of the present invention is the protection scope of the present invention.

Claims

1. The spanner convenient for reversing is characterized by comprising a spanner and a kit movably connected with the end part of the spanner, wherein the end part of the spanner is provided with a U-shaped connecting position, two sides inside the connecting position are provided with first bulges, two sides outside the connecting position are provided with first sliding grooves which are positioned inside a main body of the spanner and are parallel to the main body of the spanner, the end part of each first sliding groove penetrates through the end product of the spanner, the surface of each first sliding groove penetrates through the outside of the spanner,

the two sides of the sleeve are provided with second sliding chutes which are crossed with the main body of the wrench and are matched with the first bulges, the sleeve is arranged at the connecting position of the wrench through the sliding fit of the second sliding chutes and the first bulges, the front side and the rear side of the sleeve are respectively provided with at least one positioning hole,

2. The wrench facilitating reversing according to claim 1, wherein the main body of the sleeve is square, and a hexagonal inner hole is formed inside the sleeve.

3. The wrench facilitating reversing according to claim 1, wherein the first sliding groove is in a shape of a Chinese character 'tu' in cross section.

4. The wrench facilitating commutation as claimed in claim 1, wherein the outer surface of the slider is textured.

5. The wrench facilitating reversing according to claim 1 or 2, wherein there are two positioning holes on each side of the sleeve.

6. The wrench facilitating turning of claim 5, wherein the number of the second protrusions is the same as the number of the positioning holes.