CN216951240U - C-shaped quick shackle - Google Patents

Abstract

The utility model relates to a C-shaped quick shackle, which comprises a shackle, a buckle body, a rotating nut and a rotating pin, wherein the buckle body is internally inserted into a lock hole formed in a C-shaped lock body; the utility model provides a C-shaped quick shackle capable of realizing quick unlocking.

Description

C-shaped quick shackle

Technical Field

The utility model relates to the technical field of mechanical assemblies, in particular to a C-shaped quick shackle.

Background

General C type ring locking structure is usually with the fixed piece of detaining of spring and nut in market, and the locking direction of spring and nut is unanimous with the installation direction of detaining the piece, and in the in-service use, the hasp receives adjacent jack-up annex to strike, and its impact force often leads to the nut not hard up and deviate from and detain the piece, and in case the nut breaks away from, the hasp will rotate, leads to detaining the piece and drop, arouses major incident, and at the in-process that uses moreover, can not realize quick dismantlement, has a great deal of inconvenience.

In view of the above-mentioned drawbacks, the designer actively makes research and innovation to create a practical C-shaped quick shackle, so that the shackle has industrial utility value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model aims to provide a C-shaped quick shackle with strong practicability.

The C-shaped quick shackle comprises a C-shaped lock body and a shackle body, wherein the shackle body comprises a fastener, a lock catch, a rotating nut and a rotating pin, the fastener is inserted into a lock hole formed in the C-shaped lock body, the rotating nut movably connected with a threaded end at one end of the rotating pin is clamped in a limiting groove I formed in the fastener, the C-shaped lock body is internally provided with the lock catch which is driven to rotate by the rotating pin and clamped in the C-shaped lock body, the other end of the rotating pin is connected with a clamping end with a T-shaped cross section, the lock catch is provided with a limiting groove II for clamping the clamping end into the clamping end after the other end of the rotating pin penetrates through the fastener, and the fastener and the lock catch with the T-shaped cross section are connected through the rotating pin and the clamping end.

The C-shaped quick shackle provided by the utility model is improved, the first limiting groove formed in the fastener is a first limiting groove with steps, and the rotating nut is clamped in the first limiting groove through a limiting nut positioned on the steps.

The C-shaped quick shackle provided by the utility model is improved, one end of the shackle is provided with a second limiting groove for the other end of the rotating pin to extend into and prevent the rotating pin from continuing to move axially, and the other end of the shackle is provided with a positioning block capable of extending into a positioning groove formed in the inner wall of the C-shaped lock body.

The C-shaped quick shackle provided by the utility model is improved, the shackle is a shackle with a T-shaped cross section, the vertical length of the T-shaped cross section of the shackle is greater than the inner diameter of the lock hole, and the thickness of the shackle is smaller than the inner diameter of the lock hole.

The C-shaped quick shackle provided by the utility model is improved, a first middle sleeve sleeved outside the rotating pin is arranged between the rotating pin and the fastener, a second middle sleeve sleeved outside the clamping end is arranged between the clamping end and the lock catch, a second limiting groove for preventing the clamping end from moving circumferentially is formed in the second middle sleeve, and a second limiting groove axially arranged in a clamping groove is formed in the inner wall of the second limiting groove.

The C-shaped quick shackle provided by the utility model is improved, and the C-shaped quick shackle further comprises a sealing ring positioned between the ball nut and the first limiting groove.

By the scheme, the utility model at least has the following advantages:

the movement of the rotating pin is realized through thread transmission, the pure mechanical structure is simple and reliable, the resetting of the rotating pin by the elastic force of a spring is avoided, and the situation that the fastener is separated from the body in the use process due to insufficient elastic force or failure of the spring is avoided.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

FIG. 1 is a cross-sectional view of a type C quick shackle lock of the present invention;

figure 2 is a cross-sectional view of the type C lock body of figure 1;

fig. 3 is a cross-sectional view of the type C quick shackle lock of the present invention.

1C type lock 2 fastener

3 lock catch 4 lock hole

5 rotating nut 6 rotating pin

7 limiting groove I8 clamping end

9 two 10 spacing nuts of spacing groove

11 positioning groove 12 positioning block

13 middle sleeve I, 14 middle sleeve II

15 sealing ring

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

Fig. 1 to 3 show a C-shaped quick shackle, which comprises a C-shaped lock body 1 and a shackle body, wherein the shackle body comprises a fastener 2, a shackle 3, a rotating nut 5 and a rotating pin 6, the fastener 2 is inserted into a lock hole 4 formed in the C-shaped lock body 1, so that when the rotating nut 5 rotates, the rotating pin 6 in threaded connection with the rotating nut 5 advances in the axial direction, the rotating nut 5 movably connected with one end of the rotating pin 6 is clamped in a first limit groove 7 formed in the fastener 2, the rotating nut 5 can continuously rotate in the first limit groove 7 by means of external force, so that the rotating pin 6 is driven to advance in the axial direction by screw threads, the other end of the rotating pin 6 passes through the fastener 2 and then is connected with a shackle end 8, when the rotating pin 6 advances in the axial direction, the shackle end 8 can be driven to advance in the axial direction together, and the fastener 2 and the shackle 3 with a T-shaped cross section are connected with the shackle end 8 by the rotating pin 6, thereby bind fastener 2 and hasp 3 together, be equipped with in the C type lock body 1 and drive the hasp 3 that rotates and block in the C type lock body 1 through joint end 8, set up on the hasp 3 and supply the other end of joint end 8 to stretch into wherein and make the spacing groove two 9 of joint end 8 when the end of reacing spacing groove two 9, at this moment spacing groove two 9 can obstruct joint end 8 and continue to advance in the axial, joint end 8 that blocks in spacing groove two 9 can drive hasp 3 and rotate together under the rotation drive of swivel nut 5 and rotating pin 6, hasp 3 rotates and can lock in C type lock body 1 after certain angle, can not come out from C type lock body 1 via lockhole 4 and carry out the unblock, hasp 3 follows the drive of joint end 8 and rotates after certain angle again, can come out from C type lock body 1 via lockhole 4 and carry out the unblock, realize quick detach lock.

The C-shaped quick shackle provided by the utility model is improved, the first limiting groove 7 formed in the fastener 2 is the first limiting groove 7 with steps, the rotating nut 5 is clamped in the first limiting groove 7 through the limiting nut 10 positioned on the steps, internal threads are formed on the inner side wall of the steps on the first limiting groove 7, and external threads matched with the internal threads are formed on the outer wall of the limiting nut 10, so that the rotating nut 5 is limited in the first limiting groove 7.

The C-shaped quick shackle provided by the utility model is improved, one end of the shackle 3 is provided with a second limiting groove 9 for the other end of the clamping end 8 to extend into and prevent the clamping end 8 from continuing to move forwards axially, the other end of the shackle 3 is provided with a positioning block 12 capable of extending into a positioning groove 11 formed in the inner wall of the C-shaped lock body 1, the second limiting groove 9 is used for limiting the clamping end 8 to continue to move forwards axially, and the positioning groove 11 is used for being matched with the positioning block 12 to play a role in accurately positioning the shackle 3.

The C-shaped quick shackle provided by the utility model is improved, the shackle 3 is a shackle with a T-shaped cross section, the vertical length of the T-shaped cross section of the shackle 3 is greater than the inner diameter of the lock hole 4, and the thickness of the shackle 3 is smaller than the inner diameter of the lock hole 4, so that the shackle 3 rotating along with the clamping end 8 can be ensured to come out of the C-shaped lock body 1 through the lock hole 4 to be unlocked or be locked in the C-shaped lock body 1 to be locked after rotating for a certain angle.

The C-shaped quick shackle provided by the utility model is improved, a first middle sleeve 13 which is sleeved outside the rotating pin 6 is arranged between the rotating pin 6 and the fastener 2, a second middle sleeve 14 which is sleeved outside the clamping end 8 is arranged between the clamping end 8 and the lock catch 3, a second limiting groove 9 which prevents the clamping end 8 from moving circumferentially is formed in the second middle sleeve 14, axially-arranged clamping grooves are formed in the inner wall of the second limiting groove 9, and two side edges of the clamping end 8 which extends into the second limiting groove 9 are clamped into the clamping grooves, so that the circumferential movement of the clamping end 8 can be prevented; therefore, the middle sleeve 13 can be a bearing sleeve with a smooth inner wall, the rotating pin 6 can penetrate through the middle sleeve 13 to move axially and can rotate relative to the fastener 2, the middle sleeve 14 can be integrally formed with the lock catch 3, and the lock catch 3 and the middle sleeve 14 can be driven to rotate together by the clamping end 8 clamped in the limiting groove 9.

The C-shaped quick shackle provided by the utility model is improved, and the sealing ring 15 positioned between the rotating nut 5 and the first limiting groove 7 is further included, so that the C-shaped quick shackle can be prevented from being clamped and fixed due to the fact that grease and dust enter the fastener 2 through a gap between the rotating nut 5 and the fastener 2.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides a quick shackle of C type which characterized in that: the C-shaped lock comprises a C-shaped lock body (1) and a buckle body, wherein the buckle body comprises a fastener (2), a lock catch (3), a rotating nut (5) and a rotating pin (6), the fastener (2) is inserted into a lock hole (4) formed in the C-shaped lock body (1), the rotating nut (5) is movably connected with a threaded end of one end of the rotating pin (6) and is clamped in a limit groove I (7) formed in the fastener (2), the C-shaped lock body (1) is internally provided with the lock catch (3) which is driven to rotate by the rotating pin (6) and is clamped in the C-shaped lock body (1), the other end of the rotating pin (6) is connected with a joint end (8) with a T-shaped cross section, the lock catch (3) is provided with a limit groove II (9) for the joint end (8) to be clamped into after the rotating pin (6) passes through the fastener (2), the cross section is T-shaped the fastener (2) is connected with the lock catch (3) through the rotating pin (6) and the clamping end (8).

2. The type C quick shackle of claim 1, wherein: the limiting groove I (7) formed in the fastener (2) is a limiting groove I (7) with steps, and the rotating nut (5) is clamped in the limiting groove I (7) through a limiting nut (10) located on the steps.

3. The type C quick shackle of claim 1, wherein: one end of the lock catch (3) is provided with a second limiting groove (9) for allowing the clamping end (8) at the other end of the rotating pin (6) to extend into and prevent the rotating pin (6) from continuing to move forwards axially, and the other end of the lock catch (3) is provided with a positioning block (12) capable of extending into a positioning groove (11) formed in the inner wall of the C-shaped lock body (1).

4. The type C quick shackle of claim 1, wherein: the lock catch (3) is a lock catch with a T-shaped cross section, the vertical length of the T-shaped cross section of the lock catch (3) is larger than the inner diameter of the lock hole (4), and the thickness of the lock catch (3) is smaller than the inner diameter of the lock hole (4).

5. The type C quick shackle of claim 1, wherein: it establishes to be equipped with the cover between rotational pin (6) and fastener (2) overlap one (13) in the middle of rotational pin (6) is outer, it establishes to be equipped with the cover between joint end (8) and hasp (3) overlap two (14) in the middle of joint end (8) is outer, set up on two (14) in the middle and prevent joint end (8) circumferential motion spacing groove two (9), set up the draw-in groove of axial arrangement on the inner wall of spacing groove two (9).

6. The type C quick shackle of claim 1, wherein: the sealing ring (15) is positioned between the rotating nut (5) and the first limiting groove (7).

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