CN215409891U - Anti-disengaging tension spring - Google Patents

Abstract

The utility model discloses a separation-preventing tension spring which comprises a tension spring body, wherein extension arms are integrally formed at two ends of the tension spring body, a drag hook is integrally formed at one end of each extension arm, a groove is formed at one end of the drag hook, a rotating clamping plate is movably connected to one side of the groove, a through hole is formed in one side of the drag hook, the rotating clamping plate is inserted into the through hole, a threaded hole is formed in one side of the rotating clamping plate, a fixing screw is movably connected into the threaded hole, a sliding sleeve is arranged on one side of each extension arm, rubber sleeves are fixedly connected to one sides of the tension spring body, the extension arms and the drag hook, rubber blocks are integrally formed on two sides of the drag hook, a plurality of anti-skidding grooves are formed in one side of the drag hook, and the drag hook is of an annular structure. The utility model effectively solves the problem that the tension spring body is easy to fall off in the using process, improves the using efficiency of the tension spring body, and can further block the draw hook and effectively avoid the object from being separated from the draw hook.

Description

Anti-disengaging tension spring

Technical Field

The utility model relates to the technical field of tension springs, in particular to an anti-separation tension spring.

Background

The extension spring is also the extension spring, is a helical spring who bears axial tension, when not bearing load, generally all be and tight between circle and the circle of extension spring not have the clearance, traditional extension spring body both sides fixedly connected with couple, when using, respectively with two couples with need be connected two object be connected can, in addition yielding when extension spring atress, consequently lead to its not hard up easily to make it take place to break away from, consequently, design an extension spring that prevents breaking away from.

At present, most of the existing tension springs have the following defects: the extension spring is easy to fall off in the using process, the using efficiency of the extension spring is influenced, and in conclusion, most of the existing extension springs cannot well meet the actual requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a separation-preventing tension spring.

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

the utility model provides a tension spring that anticreep was detached, includes the tension spring body, the both ends integrated into one piece of tension spring body has the extension arm, and the one end integrated into one piece of extension arm has the drag hook, and the one end of drag hook is equipped with the recess, and one side swing joint of recess has the rotation cardboard, one side of drag hook is equipped with the perforation, rotates the cardboard and pegs graft mutually with the perforation, and rotates one side of cardboard and be equipped with the screw hole, and swing joint has the fixed screw in the screw hole.

Furthermore, one side of the extension arm is provided with a sliding sleeve.

Furthermore, one side of the tension spring body, the extension arm and the drag hook is fixedly connected with a rubber sleeve.

Furthermore, rubber blocks are integrally formed on two sides of the draw hook.

Furthermore, one side of the draw hook is provided with a plurality of anti-skidding grooves.

Furthermore, the draw hook is of an annular structure.

Furthermore, the anti-slip groove is of a strip structure.

Further, the rotating clamping plate is of an arc-shaped structure.

The utility model has the beneficial effects that:

1. through the setting of mutually supporting between rotation cardboard, perforation and the fixed screw, can fix the rotation cardboard, solve the problem that drops easily in the use effectively, improved the availability factor of extension spring body.

2. Through the setting of antiskid groove and block rubber, can further stop the drag hook, effectually avoid object and drag hook to break away from mutually, improved the practicality of extension spring body.

3. Through the setting of sliding sleeve, can manually promote the sliding sleeve for the sliding sleeve slides in one side of extension arm, and will perforate and plug up, avoids the dust to fall into in the perforation, prevents that the dust from causing the jam to the perforation, has improved the result of use of device.

Drawings

Fig. 1 is a schematic perspective view of a separation-preventing tension spring according to the present invention;

fig. 2 is an enlarged schematic structural view of a position a of the anti-separation tension spring provided by the utility model;

fig. 3 is a schematic top view of the anti-separation tension spring according to the present invention.

In the figure: 1. a tension spring body; 2. an extension arm; 3. pulling a hook; 4. rotating the clamping plate; 5. perforating; 6. fixing screws; 7. a sliding sleeve; 8. an anti-slip groove; 9. a rubber block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a anticreep extension spring, including extension spring body 1, extension spring body 1's both ends integrated into one piece has extension arm 2, extension arm 2's one end integrated into one piece has drag hook 3, drag hook 3's design, so as to the hanging of object, drag hook 3's one end is equipped with the recess, one side of recess is rotated and is connected with rotation cardboard 4, one side of drag hook 3 is equipped with perforation 5, it pegs graft mutually with perforation 5 to rotate cardboard 4, and one side of rotating cardboard 4 is equipped with the screw hole, screw hole female connection has set screw 6, rotate cardboard 4, the design of mutually supporting between perforation 5 and the set screw 6, can fix rotation cardboard 4, the problem that drops easily in the use has been solved effectively, the availability factor of extension spring body 1 has been improved.

Wherein, one side of the extension arm 2 is sleeved with a sliding sleeve 7, the sliding sleeve 7 can be manually pushed by the design of the sliding sleeve 7, so that the sliding sleeve 7 slides on one side of the extension arm 2, and plug up perforation 5, avoid the dust to fall into in perforation 5, prevent that the dust from causing the jam to perforation 5, the result of use of device has been improved, extension spring body 1, the rubber sleeve has all been bonded to one side of extension arm 2 and drag hook 3, the joining of rubber sleeve, can increase the frictional force of 1 extension arm 2 of extension spring body and drag hook 3, the both sides integrated into one piece of drag hook 3 has rubber block 9, one side of drag hook 3 is equipped with a plurality of antiskid groove 8, antiskid groove 8 and rubber block 9's design, can further block drag hook 3, effectually avoid the object to break away from with drag hook 3 mutually, the practicality of extension spring body 1 has been improved, drag hook 3 is the loop configuration, antiskid groove is the bar knot, it is the arc structure to rotate the cardboard.

The working principle is as follows: during the use, when needs use extension spring body 1 to draw the object, rotatory rotation cardboard 4 earlier, make the one end of rotating cardboard 4 come out from perforation 5, then hang the object in one side of drag hook 3, then promote once more and rotate cardboard 4, make the one side of rotating cardboard 4 pass perforation 5, immediately, twist the fixed screw 6 in one side of rotating cardboard 4 soon, fix it, when avoiding drag hook 3 atress, rotate cardboard 4 and rotate at will, make the object break away from with drag hook 3, in addition, avoid drag hook 3 lateral sliding through block rubber 9, antiskid groove 8 avoids drag hook 3 longitudinal sliding, thereby can further block drag hook 3, effectually avoid the object to break away from with drag hook 3 mutually.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

Claims (8)

1. The utility model provides a tension spring that anticreep breaks away from, includes extension spring body (1), its characterized in that, the both ends integrated into one piece of extension spring body (1) has extension arm (2), and the one end integrated into one piece of extension arm (2) has drag hook (3), and the one end of drag hook (3) is equipped with the recess, and one side swing joint of recess has rotation cardboard (4), one side of drag hook (3) is equipped with perforation (5), rotates cardboard (4) and pegs graft mutually with perforation (5), and rotates one side of cardboard (4) and be equipped with the screw hole, and swing joint has set screw (6) in the screw hole.

2. The tension spring of claim 1, wherein one side of the extension arm (2) is provided with a sliding sleeve (7).

3. The anti-disengaging tension spring according to claim 1, wherein a rubber sleeve is fixedly connected to one side of the tension spring body (1), the extension arm (2) and the draw hook (3).

4. The tension spring of claim 1, wherein the drag hook (3) is integrally formed with rubber blocks (9) at both sides thereof.

5. The tension spring against separation according to claim 1, wherein one side of the draw hook (3) is provided with a plurality of anti-slip grooves (8).

6. The tension spring against disengagement according to claim 5, wherein the draw hook (3) is of annular configuration.

7. The tension spring against separation as recited in claim 6, wherein the anti-slip groove (8) has a strip-shaped structure.

8. The tension spring of claim 7, wherein the rotating catch plate (4) is of an arc-shaped structure.

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