CN219685347U

CN219685347U - Socket wrench

Info

Publication number: CN219685347U
Application number: CN202321304650.6U
Authority: CN
Inventors: 王乾
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-09-15
Anticipated expiration: 2033-05-26

Abstract

The utility model discloses a socket wrench, which comprises: the inner sliding piece is respectively fixed at the left end and the right end of the inside of the shaft sleeve through a limiting mechanism; the two ends of the first sliding groove and the second sliding groove, which are far away from each other, are provided with a first strip-shaped screw groove; the inner sliding piece comprises a first sliding head and a second sliding head, the inner side walls of the first sliding head and the second sliding head are respectively provided with a strip-shaped screw groove II, and the outer side walls of the first sliding head and the second sliding head are respectively provided with a convex strip which is matched with the first strip-shaped screw groove in a sliding manner. The socket wrench designed by the utility model not only can be suitable for screws with various different sizes, but also is convenient to use, labor-saving, capable of avoiding slipping and even damaging the screws, and capable of realizing assembly and disassembly for screws with narrow screwing space or deep recesses.

Description

Socket wrench

Technical Field

The utility model relates to the technical field of screw tightening auxiliary structures, in particular to a wrench socket.

Background

In daily life and production and processing sites, the socket wrench is a common assembling and disassembling tool and can be used for screwing and disassembling screws, the sizes of the screws are many, the adjustable wrench in the prior art can give consideration to screws with more sizes, but slipping and even damage to the screws are easy to occur, and screwing and disassembling of screws with narrow screwing space or deep recesses cannot be well realized; the sleeve can be used for assembling and disassembling screws with narrow screwing space or deep recess, but the existing sleeve is generally provided with a spring, when the sleeve is used, the spring is pressed against the spring by the screws, so that the screws are accommodated in the sleeve to be assembled and disassembled, not only is the force for screwing the screws provided by a user required, but also the force for pushing the screws against the inner spring is provided, the labor intensity of the user is improved, the labor is wasted, the sleeve is generally applicable to only one type of screws, the other size specifications are required to be replaced according to the screws, and particularly, the condition of outgoing production and processing sites is required to be used for corresponding to tools for the screws with different sizes, so that the problems of multiple carrying tools, low tool replacing efficiency and the like exist.

Therefore, how to provide a socket wrench which not only can adapt to screws with various different sizes and specifications, is convenient to use, is not laborious, reduces labor intensity, can avoid skidding and even damage the screws, and can realize assembly and disassembly for screws with narrow screwing space or deep recesses is a problem which needs to be solved by the technicians in the field.

Disclosure of Invention

In view of the above, the utility model provides a socket wrench which not only can be suitable for four screws with different sizes, is convenient to carry and use, is labor-saving, reduces labor intensity, can avoid slipping and even damaging the screws, and can realize assembly and disassembly for screws with narrow screwing space or deep recesses.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a socket wrench, comprising: a sleeve and an inner slide positioned inside the sleeve;

the inner side wall of the shaft sleeve is axially provided with an annular first sliding groove and a second sliding groove which are axially preset in stroke in sequence, and the diameter of the second sliding groove is larger than that of the first sliding groove;

the inner sliding piece comprises a first sliding head sliding along the axial direction of the first sliding groove and a second sliding head sliding along the axial direction of the second sliding groove, and the first sliding head and the second sliding head are connected through a connecting rod;

the two ends of the first sliding groove and the second sliding groove, which are far away from each other, are axially provided with strip-shaped screw grooves I which are uniformly arranged in parallel, and the inner side walls of the first sliding head and the second sliding head are axially provided with strip-shaped screw grooves II which are uniformly arranged in parallel; the first sliding head and the outer side wall of the sliding head are respectively provided with a convex strip which is matched with the first strip-shaped screw groove in a sliding manner; the inner side walls of the first sliding head and the second sliding head are respectively provided with a check ring at one end corresponding to the second strip-shaped screw groove;

the first one end outer wall that is close to the connecting rod of slip head is provided with the recess, and recess surface elastic connection has the locating part, and a slip groove inner wall is provided with a plurality of constant head tanks, and one part holding of locating part is in the recess, and another part holding is in the constant head tank.

The technical scheme at least comprises the following effects: the inner sliding piece slides in the shaft sleeve, the inner sliding piece is limited by the limiting piece and the positioning groove, so that the screws can be placed in the left and right ends of the shaft sleeve at the left and right positions in the first strip-shaped screw groove, the screws are assembled and disassembled, the structure is simple and small, the use is convenient and labor-saving, and the assembly and disassembly can be realized for screws with narrow screwing space or deep recesses; one part of the limiting piece is accommodated in the groove, and the other part of the limiting piece is accommodated in the positioning groove, so that the pulling-out resistance of the limiting piece can be improved; the diameter of the first sliding groove is smaller than that of the second sliding groove, the first sliding groove at two ends of the inner part of the shaft sleeve and the second sliding groove at two ends of the inner part of the inner sliding part can enable the socket spanner to assemble and disassemble four screws with different sizes, and one socket can be suitable for the screws with four sizes and is convenient to use; the edges and corners of the screws are limited through the strip-shaped screw grooves, the screws are arranged at one end of the sleeve, the inner sliding piece in the sleeve can fixedly support the screws, the screws are arranged at one end of the inner sliding piece, and the retainer ring in the inner sliding piece can fixedly support the screws, so that the slipping phenomenon and the damage to the screws are effectively avoided; the first sliding head and the outer side wall of the sliding head are provided with convex strips matched with the first strip-shaped screw grooves, so that radial rotation of the inner sliding part and the shaft sleeve can be avoided when the second strip-shaped screw grooves at two ends of the inner sliding part are used for assembling and disassembling screws.

Optionally, the limiting part is a steel ball, a plurality of steel balls are distributed along the circumference of the groove, the steel ball is connected with one end of the spring, and the other end of the spring is fixedly connected with the outer surface of the groove. The steel balls are clamped in the grooves and the positioning grooves to achieve limiting, and the springs can be used for ejecting the steel balls, so that the inner sliding piece slides in the shaft sleeve.

Optionally, the limiting part is a clamp spring, the clamp spring is sleeved on the outer surface of the groove, the inner side of the clamp spring is connected with a spring, and the other end of the spring is fixed on the outer surface of the groove. When the groove corresponds to the positioning groove, the clamp spring expands, and when the spring rebounds and resets, the clamp spring contracts in the groove, so that the inner sliding piece slides in the shaft sleeve.

Preferably, the first strip-shaped screw groove and the second strip-shaped screw groove are respectively composed of a side wall formed by two inclined planes and a bottom wall formed by an arc surface. The setting of arc surface can protect the edges and corners of screw, and the stress point is not the edges and corners of screw but the limit of screw when using, has increased the area of atress of screw, can protect the edges and corners of screw moreover, avoids damaging the screw.

Preferably, the middle part of the outer side wall of the shaft sleeve is axially provided with a plurality of strip-shaped bosses which are arranged in parallel along the circumferential direction, and the section of the strip-shaped bosses along the radial direction of the shaft sleeve is trapezoidal. The structure can increase friction force when the screw is manually assembled and disassembled, so that the fastening force of the screw is improved, and the trapezoid structure effectively improves softness without hurting hands; the screw tightening and dismounting device can be applicable to external electric power, and can be more labor-saving and convenient to screw up and disassemble through the engagement of the strip-shaped boss and the external power.

Compared with the prior art, the socket wrench provided by the utility model has the following beneficial effects: not only can adapt to the screw of four kinds of different size specifications, conveniently carry, and simple to use, it is not hard, reduce the intensity of labour, can also avoid appearing skidding even damaging the screw, also can realize loading and unloading to screwing the screw of the narrow and small or sunken depths in space.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a socket wrench according to the present utility model;

FIG. 2 is a cross-sectional view of a sleeve in a socket wrench according to the present utility model;

FIG. 3 is a schematic view of an inner slide according to an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a socket wrench according to the present utility model;

fig. 5 is a schematic view of a connection structure of steel balls in a socket wrench according to the present utility model;

fig. 6 is a schematic structural view of an inner slide according to a second embodiment of the present utility model;

fig. 7 is a schematic structural view of a sleeve in a socket wrench according to the present utility model.

Wherein 1 is a shaft sleeve; 11 is a first sliding groove; 12 is a second sliding groove; 13 is a first strip-shaped screw groove; 131 is an inclined plane; 132 is an arc surface; 14 is a positioning groove; 15 is a strip boss; 2 is an inner slide; 21 is the first slider; 22 is a second sliding head; 23 is a groove; 24 is a strip screw groove II; 25 is a connecting rod; 3 is a steel ball; and 4 is a clamp spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-5, an embodiment of the present utility model discloses a socket wrench, comprising: a shaft sleeve 1 and an inner slide member positioned inside the shaft sleeve 1;

the inner side wall of the shaft sleeve 1 is axially provided with an annular first sliding groove 11 and a second sliding groove 12 with axial preset strokes in sequence, and the diameter of the second sliding groove 12 is larger than that of the first sliding groove 11;

the inner sliding piece 2 comprises a first sliding head 21 axially sliding along the first sliding groove 11 and a second sliding head 22 axially sliding along the second sliding groove 12, and the first sliding head 21 and the second sliding head 22 are connected through a connecting rod 25;

the two ends of the first sliding groove 11 and the second sliding groove 12, which are far away from each other, are axially provided with a first strip-shaped screw groove 13 which is uniformly arranged in parallel, and the inner side walls of the first sliding head 21 and the second sliding head 22 are axially uniformly provided with a second strip-shaped screw groove 24 which is uniformly arranged in parallel; the outer side walls of the two screw grooves are respectively provided with a convex strip which is mutually matched with the first strip screw groove 13 in a sliding manner;

the outer wall of one end of the first sliding head 21, which is close to the connecting rod 25, is provided with a groove 23, the outer surface of the groove 23 is elastically connected with a limiting piece, the inner wall of the first sliding groove 11 is provided with a plurality of positioning grooves 14, one part of the limiting piece is accommodated in the groove 23, and the other part of the limiting piece is accommodated in the positioning groove 14.

In order to further optimize the technical scheme, the limiting piece is the steel ball 3, a plurality of steel balls 3 are circumferentially distributed along the outer surface of the groove, the steel ball 3 is connected with one end of the spring, and the other end of the spring is fixedly connected with the outer surface of the groove 23.

Referring to fig. 7, the first bar-shaped screw groove 13 and the second bar-shaped screw groove 24 are each composed of a side wall formed by two inclined surfaces 131 and a bottom wall formed by an arc surface 132.

In order to further optimize the technical scheme, the middle part of the outer side wall of the shaft sleeve 1 is axially provided with a plurality of strip-shaped bosses 15, the strip-shaped bosses 15 are arranged in parallel along the circumferential direction, and the cross section of each boss 16 along the radial direction of the shaft sleeve 1 is trapezoidal.

Example 2

Referring to fig. 6, this embodiment provides a socket wrench, which is different from embodiment 1 in that the limiting member in this embodiment is a clip spring 4, the clip spring 4 is sleeved on the outer surface of the groove 23, the inner side of the clip spring 4 is connected with a spring, and the other end of the spring is fixed on the outer surface of the groove 23.

The utility model provides the socket wrench which not only can be suitable for screws with various different sizes, but also is convenient to use, does not need effort, reduces labor intensity, can avoid slipping and even damaging the screws, and can realize assembly and disassembly for screws with narrow screwing space or deep recesses.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A socket wrench, comprising: a shaft sleeve (1) and an inner sliding piece (2) positioned in the shaft sleeve (1);

the inner side wall of the shaft sleeve (1) is axially provided with an annular first sliding groove (11) and a second sliding groove (12) with axial preset strokes, and the diameter of the second sliding groove (12) is larger than that of the first sliding groove (11);

the inner slide piece (2) comprises a first sliding head (21) axially sliding along the first sliding groove (11) and a second sliding head (22) axially sliding along the second sliding groove (12), and the first sliding head (21) and the second sliding head (22) are connected through a connecting rod (25); the two ends of the first sliding groove (11) and the second sliding groove (12) which are far away from each other are axially provided with strip-shaped screw grooves (13) which are uniformly arranged in parallel; the inner side walls of the first sliding head (21) and the second sliding head (22) are axially and uniformly provided with strip-shaped screw grooves (24) which are arranged in parallel, and the outer side walls of the first sliding head and the second sliding head are respectively provided with a convex strip which is mutually matched with the strip-shaped screw grooves (13) for sliding;

the sliding head I (21) is close to the one end outer wall of connecting rod (25) is provided with recess (23), recess (23) surface elastic connection has the locating part, sliding groove I (11) inner wall is provided with a plurality of constant head tanks (14), a part of locating part holding is in recess (23), another part holding is in constant head tank (14).

2. The socket wrench as claimed in claim 1, wherein the limiting member is a steel ball (3), a plurality of steel balls (3) are circumferentially distributed along the outer surface of the groove (23), the steel ball (3) is connected with one end of a spring, and the other end of the spring is fixedly connected with the outer surface of the groove (23).

3. The socket wrench as claimed in claim 2, wherein the limiting member is a snap spring (4), the snap spring (4) is sleeved on the outer surface of the groove (23), a spring is connected to the inner side of the snap spring (4), and the other end of the spring is fixed on the outer surface of the groove (23).

4. The socket wrench as claimed in claim 1, wherein the first and second bar screw grooves (13, 24) each comprise a side wall formed by two inclined surfaces (131) and a bottom wall formed by an arc surface (132).

5. The socket wrench as claimed in claim 1, wherein a plurality of bar-shaped bosses (15) are axially provided in the middle of the outer side wall of the sleeve (1), the bar-shaped bosses are arranged in parallel along the circumferential direction, and the cross section of the bar-shaped bosses (15) along the radial direction of the sleeve (1) is trapezoidal.