CN202607561U - Bidirectional sleeve structure - Google Patents

Abstract

The utility model discloses a two-way sleeve structure, it mainly has the restriction of directionality to ordinary two-way sleeve in the equipment, the protruding creation that goes on not easily of equipment that shows, the utility model discloses mainly constitute by a sleeve body, the interior body of rod and a C shape buckle, the utility model discloses when assembling, only need earlier detain this C shape buckle and locate this interior body, directly wear to locate this sleeve body's through the downthehole with this interior body afterwards to make this C shape buckle be located this sleeve body inside accomplish the equipment promptly, so, the utility model discloses when assembling, for the C shape buckle that can not break away from each other of body in restriction this sleeve body and this, it can not make the restriction that the directionality was equipped with, uses and reaches the convenient purpose of equipment.

Description

Two-way sleeve structure

technical field

The utility model relates to a sleeve, in particular to a two-way sleeve suitable for working pieces of two specifications and sizes.

Background technique

Referring to Fig. 1, it shows the three-dimensional exploded view of Taiwan Announcement No. 522901 "A Two-way Sleeve Compatible with Different Sizes and Specifications", which is mainly composed of a sleeve body 11 and an inner block 12. The block body 12 is provided with large and small diameter sections 121, 122 and chute 123, and the sleeve body 11 is provided with penetrating large and small aperture sections 111, 112, perforations 113, and anti-off latches 13, and is combined with the inner block body 12 One body, the inner block 12 can be adjusted and set to protrude from the large-diameter section 121 or small-diameter section 122, and the large and small-diameter sections 111, 112 can be vacated, so as to adapt to different fitting columns of different ratchet wrenches It is a two-way sleeve that forms multiple functions. However, this common two-way sleeve still has defects that need to be improved immediately in actual assembly:

Since the sections of the large and small diameter sections 121 and 122 of the inner block 12 are rectangular, and the chute 123 is located at the corner A of the small diameter section 122, the inner block 12 is arranged on the sleeve When inside the barrel body 11, the chute 123 of the inner block 12 must correspond to the perforation 113 of the sleeve body 11, so that the anti-off bolt 13 can be inserted into the perforation 113 and be located in the chute 123 to prevent The inner block 12 slips off the sleeve body 11. Once the chute 123 of the inner block 12 does not correspond to the perforation 113 of the sleeve body 11, the anti-off latch 13 cannot be located in the chute 123. The inner block 12 will slip off from the sleeve body 11. Accordingly, the ordinary two-way sleeve has directional restrictions on assembly, highlighting the disadvantage of inconvenient assembly.

Utility model content

The purpose of the utility model is to provide a two-way sleeve structure, which mainly makes the two-way sleeve have no directional restriction in assembly, so as to achieve the purpose of convenient assembly.

In order to solve the above problems, the utility model provides a two-way sleeve structure, comprising: a sleeve body with a first end face, a second end face opposite to the first end face, and a through the first end face 1. A through hole on the two end faces, the through hole has a first hole section, a second hole section with a diameter larger than the first hole section, and a hole located between the first and second hole sections with a diameter larger than the first hole section. The third hole section of the hole diameter of the second hole section; an inner rod body, which is movably arranged in the through hole of the sleeve body, and has a first rod portion that is displaced between the first and third hole sections, and a first rod that is connected to the sleeve body. The first rod part is displaced between the second and third hole segments and has an outer diameter larger than the first rod part outer diameter and the second rod part diameter of the first hole segment, and a second rod part is recessed outside the second rod part A groove on the rod face; a C-shaped buckle is buckled in the groove and displaced between the third hole segments, and the outer diameter of the C-shaped buckle is larger than the outer diameter of the second rod and the second hole segment aperture; accordingly, when the first rod portion of the inner rod body protrudes from the first end surface of the sleeve body, the second rod portion of the inner rod body abuts against the edge of the first hole segment of the sleeve body, when the inner rod body When the second rod protrudes from the second end surface of the sleeve body, the C-shaped buckle abuts against the edge of the second hole section of the sleeve body.

Preferably, the cross-sectional projection of the first hole section of the sleeve body is rectangular, and its four inner walls all have a certain arc protruding toward the inner side of the sleeve.

Preferably, the cross-sectional projection of the second hole section of the sleeve body is rectangular, and its four inner walls all have a certain arc protruding toward the inner side of the sleeve.

Preferably, the cross-sectional projection of the first rod portion of the inner rod body is rectangular, and each adjacent outer wall is connected by an arc surface.

Preferably, the second rod part of the inner rod body is bounded by the groove, one side of the cross-sectional projection is rectangular, and each adjacent outer wall is connected by an arc surface, and the other side is connected to the first rod part And the cross section is circular.

The utility model is a two-way sleeve structure. When assembling it, it is only necessary to buckle the C-shaped buckle on the inner rod body first, and then directly insert the inner rod body into the through hole of the sleeve body, and make the The C-shaped buckle is located inside the sleeve body to complete the assembly, so the C-shaped buckle used to limit the sleeve body and the inner rod from disengaging from each other will not cause directional restrictions on assembly, thereby To achieve the purpose of convenient assembly.

Description of drawings

Fig. 1 is a three-dimensional exploded view of Patent No. 522901 announced by Taiwan, China;

Fig. 2 is the three-dimensional exploded view of the utility model embodiment;

Fig. 3 is a three-dimensional combined sectional view of the utility model embodiment;

Fig. 4 is the combined sectional view of the utility model embodiment;

Fig. 5 is the use state diagram (1) of the utility model embodiment;

Fig. 6 is the use state diagram (2) of the embodiment of the utility model.

Explanation of reference signs

11 is the sleeve body 111 is the large aperture section

112 is a small aperture section 113 is a perforation

12 is the inner block 121 is the large diameter section

122 is a small diameter section 123 is a chute

13 is the anti-off bolt A is the end angle

20 is the sleeve body 21 is the first end face

22 is the second end face 23 is the through hole

231 is the first hole segment 231D is the aperture

232 is the second hole section 232D is the aperture

233 is the third hole segment 233D is the aperture

30 is the inner rod body 31 is the first rod

31D is the outer diameter 32 is the second rod

32D is the outer diameter 33 is the groove

40 is the C-shaped buckle 40D is the outer diameter

51, 52 are ratchet wrenches 56, 57 are sockets

Detailed ways

Referring to Figures 2, 3, and 4, a two-way sleeve structure provided by the embodiment of the present invention is mainly composed of a sleeve body 20, an inner rod body 30, and a C-shaped buckle 40, wherein:

The sleeve body 20 has a first end surface 21, a second end surface 22 opposite to the first end surface 21, and a through hole 23 passing through the first and second end surfaces 21, 22. The through hole 23 has A first hole section 231, a second hole section 232 with a hole diameter 232D larger than the hole diameter 231D of the first hole section 231, and a second hole section 232 arranged between the first and second hole sections 231, 232 and with a hole diameter 233D larger than the second hole The third hole section 233 of section 232 aperture 232D; the cross-sectional projection of the first hole section 231 of the sleeve body 20 in this embodiment is rectangular, and its four inner walls all have a certain arc protruding toward the inside of the sleeve. The cross-sectional projection of the second hole segment 232 of the body 20 is rectangular, and its four inner walls all have a certain arc protruding toward the inner side of the sleeve.

The inner rod body 30 is movably arranged in the through hole 23 of the sleeve body 20, and has a first rod part 31 which is displaced between the first and third hole sections 231, 233, and a first rod part 31 which is connected to the first rod. Part 31 is displaced between the second and third hole segments 232, 233 and the outer diameter 32D is larger than the second rod portion 32 of the first rod portion 31 outer diameter 31D and the first hole segment 231 aperture 231D, and a concave The groove 33 on the outer rod surface of the second rod part 32; in this embodiment, the cross-sectional projection of the first rod part 31 of the inner rod body 30 is rectangular, and each adjacent outer wall is connected by an arc surface, the inner rod body The second rod portion 32 of 30 is bounded by the groove 33, and the cross-sectional projection of one side is rectangular, and each adjacent outer wall is connected with an arc surface, and the other side is connected to the first rod portion 31 and the cross-section is round shape.

The C-shaped buckle 40 is buckled in the groove 33 and displaced between the third hole section 233, and the outer diameter 40D of the C-shaped buckle 40 is larger than the outer diameter 32D of the second rod 32 and the second Hole segment 232 has a bore diameter 232D.

Accordingly, when the first rod portion 31 of the inner rod body 30 protrudes from the first end surface 21 of the sleeve body 20 , the second rod portion 32 of the inner rod body 30 abuts against the hole edge of the first hole section 231 of the sleeve body 20 , its state is shown in Figure 5, when the second rod portion 32 of the inner rod body 30 protrudes from the second end surface 22 of the sleeve body 20, the C-shaped buckle 40 abuts against the second hole section of the sleeve body 20 232 hole edge, its state as shown in Figure 4 or 6.

The above is the description of the structure and configuration of each main component of the embodiment of the utility model. As for the effect of the utility model embodiment, make the following description.

When the utility model is assembled, it is only necessary to buckle the C-shaped buckle 40 in the groove 33 of the inner rod 30 first, and then directly insert the inner rod 30 into the through hole 23 of the sleeve body 20 , and the C-shaped clasp 40 is located in the third hole section 233 of the sleeve body 20 to complete the assembly. Therefore, when the utility model is assembled, it is used to limit the sleeve body 20 and the inner rod body 30. The C-shaped clasps 40 that can be separated from each other will not cause directional restrictions on assembly, so the utility model can indeed achieve the purpose of convenient assembly.

It is worth mentioning that although the outer diameter 40D of the C-shaped buckle 40 is larger than the diameter 232D of the second hole segment 232 of the sleeve body 20, the outer diameter 40D of the C-shaped buckle 40 can be changed by pressing against it. The characteristics of the size enable the C-shaped buckle 40 to pass through the second hole section 232 of the sleeve body 20, and simultaneously accumulate an elastic restoring force during the passing process, until the C-shaped buckle 40 passes through the second hole segment 232, and when located in the third hole segment 233, the C-shaped buckle 40 returns to its original shape to be restricted in the third hole segment 233, while restricting the sleeve body 20 and the inner rod body 30 from interacting with each other. break away.

In addition, the utility model reaches the function description of the two-way sleeve as follows:

First, referring to FIG. 5, when the user pushes the inner rod 30 so that the first rod portion 31 protrudes from the first end surface 21 of the sleeve body 20, the sleeve body 20 is free from the first end surface 21 of the sleeve body 20. The second hole section 232, at this time, a ratchet wrench 51 or other types of driving tools of the first size can be inserted in the second hole section 232, and the first rod portion 31 protruding from the sleeve body 20 can be inserted into the second hole section 232. Set the socket 56 of the first kind of size or other types of socket tools, so as to achieve the first kind of use state.

Second, as shown in FIG. 6, when the user pushes the inner rod 30 so that the second rod portion 232 protrudes from the second end surface 22 of the sleeve body 20, the sleeve body 20 then vacates the second end surface 22 of the sleeve body 20. A hole section 231. At this time, a ratchet wrench 52 or other types of driving tools of the second size can be inserted in the first hole section 231, and the second rod portion 32 protruding from the sleeve body 20 can be inserted A sleeve 57 of a second size or other types of socket tools are provided to achieve the second use state.

Accordingly, the inner rod body 30 can be adjusted and set to protrude from the first rod portion 31 or the second rod portion 32 as required, and relatively leave the second hole section 232 or the first hole section 231 of the sleeve body 20 to In response to the insertion and fit of different fitting posts of different ratchet wrenches, or the combination of common sleeve sleeves in response to different sizes and apertures, the function of the two-way sleeve can be achieved.

In summary, the above-mentioned embodiments and illustrations are only preferred embodiments of the present utility model, and should not limit the scope of implementation of the present utility model with it, that is, all equivalent changes and modifications made according to the patent scope of the utility model , all should belong to the scope covered by the utility model patent.

Claims (5)

1. two-way tube-in-tube structure is characterized in that: comprise:

One sleeve body; Have one first end face, be in reverse to this first end face second end face, and one run through this first and second end face perforation, this perforation have one first hole section, an aperture greater than the second hole section in this sector hole footpath, first hole, and one be located between this first and second hole section and the aperture greater than the 3rd hole section in this sector hole footpath, second hole;

The body of rod in one; Be located at the perforation of this sleeve body movably, and have first a bar portion, in this intersegmental displacement in first and third hole connect establish this first bar portion and this intersegmental displacement in second and third hole and external diameter greater than the second bar portion in this first bar portion's external diameter and this sector hole footpath, first hole, and one be arranged with pole face outside this second bar portion groove;

One C shape clasp, button is located at this groove, and the intersegmental displacement in the 3rd hole, and this C shape clasp external diameter is greater than this second bar portion's external diameter and this sector hole footpath, second hole;

In view of the above; When this sleeve body first end face is protruded in the first bar portion of the body of rod in this; The body of rod second bar portion is by supporting this sleeve body first hole sector hole edge in being somebody's turn to do, and when this sleeve body second end face was protruded in the second bar portion of the body of rod in this, this C shape clasp was by supporting this sleeve body second hole sector hole edge.

2. two-way tube-in-tube structure as claimed in claim 1 is characterized in that: the cross section projection of the said sleeve body first hole section is rectangular, and its four inwall all has to the inboard outstanding certain radian of sleeve.

3. two-way tube-in-tube structure as claimed in claim 1 is characterized in that: the cross section projection of the said sleeve body second hole section is rectangular, and its four inwall all has to the inboard outstanding certain radian of sleeve.

4. two-way tube-in-tube structure as claimed in claim 1 is characterized in that: the cross section projection of the said interior body of rod first bar portion is rectangular, and joins with a cambered surface between every adjacent outer wall.

5. two-way tube-in-tube structure as claimed in claim 1; It is characterized in that: the second bar portion of the body of rod is the boundary with this groove in said; One lateral section projection is rectangular, and joins with a cambered surface between every adjacent outer wall, and opposite side is to connect to establish this first bar portion and the cross section is rounded.

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