CN201891718U

CN201891718U - Theft-proof nut for fixedly mounting soft annular ring

Info

Publication number: CN201891718U
Application number: CN2010205049878U
Authority: CN
Inventors: 石彦坡
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-26
Filing date: 2010-08-26
Publication date: 2011-07-06
Anticipated expiration: 2020-08-26

Abstract

The utility model relates to a theft-proof nut for fixedly mounting a soft annular ring, belonging to the mechanical products. The theft-proof nut for fixedly mounting the soft annular ring has good waterproof performance and strong vibration resistance and waving resistance. A crescent-shaped groove with deep center and two shallow ends is dug on the inner bore wall of a nut with a protruded part, the soft annular ring is fixedly arranged on the end surface of the nut with the protruded part; a baffle plate is fixedly arranged at the center of the groove, a spring and an anti-theft steel ball are arranged in the groove, one end of the spring is connected with the baffle plate and the other end of the spring is used for clamping the anti-theft steel ball and preventing the steel ball from dropping out of the groove; an assembling pad is arranged in a nut hole, the bolt penetrates through the hole of a workpiece, the nut with the groove, which is assembled, is screwed on the bolt, the bolt ejects the assembling pad out of the inner hole. The theft-proof nut for fixedly mounting the soft annular ring has good waterproof property, and parts are hard to rust, the nut has strong vibration resistance and waving resistance and can not be loosed.

Description

A kind of anti-theft nut that installs soft endless loop

Technical field: the utility model belongs to the machinery product category, more definite a kind of anti-theft nut that installs soft endless loop of saying so.

Background technique: field anti-dismounting facilities such as existing electric power tower and post and telecommunications iron tower adopt anti-theft nut more.The anti-theft nut that adopts is the anti-theft nut that does not install soft endless loop at present, the shortcoming of these anti-theft nuts is: spring and antitheft steel ball are because of water-proof performance difference easy-to-rust, the anti-theft feature of anti-theft nut is reduced, and the spring after the corrosion disconnects what is more, makes nut lose anti-theft feature.The utility model has installed soft endless loop, because soft endless loop is soft with hard combining with bolt, so not only water-proof performance is good, the corrosion problem of spring and antitheft steel ball is resolved; And when being subjected to waving strongly and shaking, play anti-ly wave, the anti-vibration effect, make anti-theft nut reach tight effect, therefore the anti-theft feature to anti-theft nut plays a protective role.

Summary of the invention: the utility model will design a kind of soft endless loop that installs exactly, makes its water-proof performance good, allows spring and the not corrosion of antitheft steel ball, makes that it is anti-ly waved, the function of anti-vibration is splendid, makes loosening and stable anti-theft nut of anti-theft feature itself.The utility model is to be made of band groove nut (1), antitheft steel ball (2), soft endless loop (3), bolt (4), spring (6), baffle plate (7) and a plurality of parts of assembling pad (8), wherein:

＜one〉band groove nut (1): these parts are made by the nut that has protruding part (1-1): be to make one on the nut inner hole sidewall that has protruding part (1-1) centre is dark, two ends are shallow, from groove central authorities to two ends be gradually from deeply to shallow, be curved crescent shape (see figure 4); The central authorities of groove and two ends all on the same cross section of nut inner hole sidewall the same side, i.e. nut horizontal positioned (see figure 4).

＜two〉antitheft steel ball (2): these parts are that model utility plays one of critical piece of antitheft effect, and its size and groove size are complementary.

＜three〉soft endless loop (3): these parts by soft material (example: nylon) make, profile in the form of a ring, its size is complementary with band groove nut (1) interior hole dimension.

＜four〉bolt (4): these parts are metric system bolts, and it is the parts of use of combining with band groove nut (1).

＜five〉spring (6): these parts are installed in the bent moon thread form groove of band groove nut (1), and the one end is connected with baffle plate (7), and the other end links to each other with antitheft steel ball (2), and it is to block antitheft steel ball (2) to avoid the parts that come off away in groove

＜six〉baffle plate (7): these parts are packed in the groove central authorities (bosom) of band groove nut (1), are connected with an end of spring (6), and it is to block the parts that spring (6) and antitheft steel ball (2) are not gone here and there in groove.

＜seven〉assembling pad (8): its plug is contained in the endoporus of band groove nut (1), combines the parts that the antitheft steel ball of preceding prevention (2) comes off away at bolt (4) with nut (1) from groove.The interior hole dimension of this part dimension and nut (1) is complementary.

The utility model that is made of above-mentioned parts is first by shown in Figure 3, soft endless loop (3) is packed in band groove nut (1) has on the end face of protruding part (1-1); Again by the curved crescent shape groove central authorities (bosom) that baffle plate (7) are packed in band groove nut (1) shown in Figure 4, thereupon, spring (6) and antitheft steel ball (2) are packed in the groove, spring one end is connected with baffle plate (7), the other end is connected with steel ball (2), block steel ball and do not go out groove, will assemble pad (8) plug then and pack in the endoporus of the band groove nut (1) that assembled, block antitheft steel ball (2) and avoid from groove, dropping out; When using the band groove nut that has assembled, it is the hole of earlier bolt (4) being passed workpiece (5), the band groove nut (1) that will install soft annular ring (3), baffle plate (7), spring (6), antitheft steel ball (2), assembling pad (8) more is screwedly mounted on bolt (4) and goes up and tighten, and at this moment bolt (4) ejects assembling pad (8) from the endoporus of anti-theft nut (1).

Advantage of the present utility model:

By above-mentioned assemble to the utlity model has water-proof performance good, spring (6) and antitheft steel ball (2) are difficult for by corrosion, and be when being subjected to sharp pounding or waving, extremely difficult loosening.So anti-theft feature of the present utility model is definitely reliable.

Description of drawings:

＜one〉Fig. 1: the utility model is the section of structure during user mode in engineering.

＜two〉Fig. 2: be that band groove nut (1) has installed soft endless loop (3) earlier, install in groove into baffle plate (7), reinstall spring (6) and antitheft steel ball (2), plug is packed into and is assembled the sectional drawing of pad (8).

＜three〉Fig. 3: be that band groove nut (1) has installed soft endless loop (3) earlier, in groove, install, reinstall the sectional drawing of spring (6) and antitheft steel ball (2) into baffle plate (7).

＜four〉Fig. 4: the top view sectional drawing that is figure (3).

Embodiment:

＜one 〉, by shown in the accompanying drawing and the specification word segment narrate, the parts of needs are ready to:

(1) band groove nut (1): making ready-made having on the nut inner hole sidewall of protruding part (1-1), near nut 2.2 millimeters places of an end, protruding part (1-1) are arranged, on same cross section, central authorities are dark, two ends are shallow to process one, are the groove (see figure 4) of curved crescent shape.

(2) soft endless loop (3): make 4 millimeters of thickness with soft nylon material, annular size and the endless loop (3) of being with the interior hole dimension of groove nut (1) to be complementary.

(3) antitheft steel ball (2): make spheroid with steel material, its size and groove size are complementary.

(4) bolt (4): these parts are the metric system bolts that are used in combination with band groove nut (1).

(5) spring (6): these parts are to block antitheft steel ball (2) avoid coming off parts outside the groove in groove, its size and specification and groove size and antitheft steel ball (2) the size (see figure 4) that is complementary.

(6) baffle plate (7): these parts are to make with duroplasts, and its size and groove size and spring size are complementary.

(7) assembling pad (8): these parts are band groove nuts (1) with soft endless loop (3), antitheft steel ball (2), spring (6), when baffle plate (7) installs and finishes, for preventing in the groove that antitheft steel ball (2) comes off outside the groove, plug is packed into and is with the parts of groove nut (1) endoporus, and its size is complementary with the interior hole dimension of band groove nut (1).

＜two 〉, the assembling of parts: above-mentioned ready need are assembled by following program with parts:

＜1 〉, by shown in Figure 3, earlier soft endless loop (3) is contained on the end face of band groove nut (1) band protruding part (1-1) and punching press protruding part (1-1), soft endless loop (3) fixed-site.

＜2 〉, by shown in Figure 4, baffle plate (7), spring (6) and antitheft steel ball (2) are packed in the groove, wherein baffle plate (7) is packed in groove central authorities (bosom), spring (6) and antitheft steel ball (2) is installed in the groove thereupon again.

＜3 〉, by shown in Figure 2, will assemble pad (8) and pack into from band protruding part (1-1) end plug of nut and be with the endoporus of groove nut (1), block spring (6) and antitheft steel ball (2) avoids coming off away from groove.

The band groove nut (1) that＜4 〉, will assemble combines with bolt (4): by shown in Figure 1, earlier bolt (4) is passed the hole of workpiece (5), the band groove nut (1) that will assemble again is screwedly mounted on bolt (4) and goes up and tighten, when being screwed nut (1), bolt (4) ejects assembling pad (8) from band groove nut (1) endoporus.At this moment, the utility model has been assembled and has been finished.

The utility model has installed soft endless loop (3), like this, with bolt (4) and the band groove nut (1) that assembles when combining, no longer be bolt (4) with band groove nut (1) firmly with hard direct the combination, but bolt (4) contacts with soft endless loop (3) and tightens.Like this, combine with software, just increased sealing of the present utility model and water proofing property, so spring (6) and antitheft steel ball (2) be not by corrosion owing to become hardware from hardware and combination of hardware; Because of having installed soft endless loop (3), when waving strongly and shaking, also increased the utility model greatly and resisted the function of waving in addition with anti-vibration.So also solved the loosening problem of anti-theft nut, guaranteed the reliability of the utility model anti-theft feature.

Claims

1. the anti-theft nut that installs soft endless loop that is made of band groove nut, soft endless loop and a plurality of parts is characterized in that this anti-theft nut is made of band groove nut, antitheft steel ball, soft endless loop, bolt, spring, baffle plate and assembling pad, wherein:

(1), band groove nut: these parts are to be made by the nut of band protruding part: be to make one central authorities are dark, two ends are shallow having on the nut inner hole sidewall of protruding part, be curved crescent shape groove, the central position of groove and two-end part all on the same cross section of nut inner hole sidewall the same side, the nut horizontal positioned;

(2), antitheft steel ball: these parts are steel spheroids, and its size and groove size are complementary;

(3), soft endless loop: these parts are made with soft material, profile in the form of a ring, its size with the band groove nut in hole dimension be complementary;

(4), bolt: these parts are the metric system parts, are the parts that combine with the band groove nut;

(5), spring: these parts are installed in the groove, and an end is connected with baffle plate, and the other end is connected with antitheft steel ball, and it is to block antitheft steel ball to avoid being shed to the outer parts of groove;

(6), baffle plate: these parts are packed in groove central authorities, the parts that are connected with spring; Its size is complementary with the interior hole dimension of band groove nut;

(7), assembling pad: with before the band groove nut combines, fill in the band groove nut endoporus that has assembled of packing into the parts that prevent antitheft steel ball from groove, to come off away at bolt; The size of these parts is complementary with the interior hole dimension of band groove nut;

The utility model that is made of above-mentioned parts is soft endless loop to be packed in the band groove nut have on the end face of protruding part; Baffle plate is packed in the groove central authorities of band groove nut; Spring is packed in the groove, and an end is connected on the baffle plate, and the other end blocks antitheft steel ball; The assembling padding is packed in the endoporus of the band groove nut that assembled; Be screwedly mounted on the above-mentioned band groove nut that has assembled on the bolt in the hole that is threaded onto workpiece at last and tighten.