CN207795809U - A kind of resistance to stop nut that shakes - Google Patents

Abstract

The utility model discloses a kind of resistance to stop nuts that shakes, including outer nut, placing groove is offered in the outer nut, the both ends side wall of the placing groove is uniformly provided with several card slots, the placing groove is equipped with the resistance to rotating device that shakes, the resistance to rotating device that shakes includes inner nut, the inner nut is equipped with ring segment, the both ends of the ring segment are respectively equipped with several elastic card extension bars, the elastic card extension bar is adapted with the card slot, reinforcing annular piece is enclosed with outside the ring segment, several first grooves are symmetrically offered on the inner nut, the first spring is equipped in first groove.Advantageous effect：When generating vibrations, inner nut synchronizes vibrations with bolt, greatly reduced the case where bolts and nuts are detached from so that the nut has the ability of reliable shock resistance vibration resistance, and energy long-term work reduces the working strength of related personnel without loosening.

Description

A kind of resistance to stop nut that shakes

Technical field

The utility model is related to a kind of nuts, it particularly relates to a kind of resistance to stop nut that shakes

Background technology

Nut is exactly nut, and the part for playing the role of fastening, all manufacturing machines are threaded together with bolt or screw rod Tool must a kind of element according to the difference of material, be divided into carbon steel, stainless steel, several big types of non-ferrous metal (such as copper).But Since common nut does not have a locking functions, nut the case where it is easy to appear loosening or loss.The loosening of nut or Loss sometimes can also bring great security risk, as the nut on some connectors can then give people once losing or loosening The lives and properties of the people cause a significant threat.In order to avoid the generation of accident, worker will periodically overhaul the locking situation of nut, but Although being such occurrence probability for reducing accident, the workload of worker is significantly increased.

For the problems in the relevant technologies, currently no effective solution has been proposed.

Utility model content

For the problems in the relevant technologies, the utility model proposes a kind of resistance to stop nuts that shakes, to overcome existing related skill Above-mentioned technical problem present in art.

What the technical solution of the utility model was realized in：

A kind of resistance to stop nut that shakes, including outer nut offer placing groove, the both ends of the placing groove in the outer nut Side wall is uniformly provided with several card slots, and the placing groove is equipped with the resistance to rotating device that shakes, and the resistance to rotating device that shakes includes inner nut, The inner nut is equipped with ring segment, and the both ends of the ring segment are respectively equipped with several elastic card extension bars, the elastic card extension bar It is adapted with the card slot, reinforcing annular piece is enclosed with outside the ring segment, several are symmetrically offered on the inner nut One groove, first groove is interior to be equipped with the first spring, and the one end of first spring far from first groove is fixed on bullet Property clamping bar on, the both ends of the inner nut offer several second grooves respectively, and second spring is equipped in second groove, The one end of the second spring far from second groove is fixed with terminal pad, and the terminal pad is mutually fitted with second groove Match, the one end of the terminal pad far from the second spring is equipped with ball, and the ball is adapted with second groove.

Further, the section of the outer nut is regular hexagon, and the section of the inner nut is circle.

Further, the outer nut inner wall non-threaded, the inner nut inner wall are equipped with screw thread.

Further, the uniform riveting of reinforcing annular on piece has several rivets, the reinforcing annular piece to pass through the rivet It is fixedly connected with the ring segment and the inner nut.

Further, the angle between the elastic card extension bar and the inner nut is 20 °.

Further, the distance between the opening of second groove and the inner wall of the placing groove are equal to the card slot Bottom position at the most top of the elastic card extension bar at a distance from.

Further, the terminal pad includes connecting plate and arc groove, and the arc groove, institute are offered on the connecting plate Arc groove is stated to be adapted with the ball.

The beneficial effects of the utility model：By the way that the resistance to rotating device that shakes is arranged so that when bolt is rotated into from a direction When entering to inner nut, bolt can give one pressure of inner nut so that second spring compressing is shunk, and it is recessed that ball enters second Slot, elastic card extension bar enter in card slot so that inner nut will not be rotated with the rotation of bolt, to enable bolt and interior spiral shell Box thread connects, and after normal connection, second spring is restored so that ball is contacted with the inner wall of placing groove, when generation vibrations When, inner nut synchronizes vibrations with bolt, greatly reduced the case where bolts and nuts are detached from so that should Nut has the ability of reliable shock resistance vibration resistance, and energy long-term work reduces the work of related personnel without loosening Intensity.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other attached drawings.

Fig. 1 is the structural schematic diagram according to a kind of resistance to stop nut that shakes of the utility model embodiment；

Fig. 2 is the structural schematic diagram of terminal pad in a kind of resistance to stop nut that shakes according to the utility model embodiment；

Fig. 3 is the sectional view of inner nut in a kind of resistance to stop nut that shakes according to the utility model embodiment.

In figure：

1, outer nut；2, placing groove；3, card slot；4, the resistance to rotating device that shakes；5, inner nut；6, ring segment；7, flexible clamping Bar；8, arc groove；9, reinforcing annular piece；10, the first groove；11, the first spring；12, the second groove；13, second spring；14、 Terminal pad；15, ball；16, rivet；17, connecting plate.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, the every other embodiment that those of ordinary skill in the art are obtained all belongs to In the range of the utility model protection.

Embodiment according to the present utility model provides a kind of resistance to stop nut that shakes.

As shown in Figs. 1-3, described outer according to the resistance to stop nut that shakes of one kind of the utility model embodiment, including outer nut 1 Placing groove 2 is offered in nut 1, the both ends side wall of the placing groove 2 is uniformly provided with several card slots 3, and the placing groove 2 is equipped with The resistance to rotating device 4 that shakes, the resistance to rotating device 4 that shakes includes inner nut 5, and the inner nut 5 is equipped with ring segment 6, the annular The both ends of piece 6 are respectively equipped with several elastic card extension bars 7, and the elastic card extension bar 7 is adapted with the card slot 3, the ring segment 6 Outside is enclosed with reinforcing annular piece 9, symmetrically offers several first grooves 10 on the inner nut 5, in first groove 10 Equipped with the first spring 11, the one end of first spring 11 far from first groove 10 is fixed on elastic card extension bar 7, described The both ends of inner nut 5 offer several second grooves 12 respectively, are equipped with second spring 13 in second groove 12, and described second The one end of spring 13 far from second groove 12 is fixed with terminal pad 14, the terminal pad 14 and 12 phase of the second groove Adaptation, the one end of the terminal pad 14 far from the second spring 13 are equipped with ball 15, the ball 15 and second groove 12 are adapted.

By the said program of the utility model, it can pass through and the resistance to rotating device 4 that shakes is set so that when bolt is from a side To when being rotated into inner nut 5, bolt can give 5 one pressure of inner nut so that the compressing of second spring 13 is shunk, ball 15 enter the second groove 12, and elastic card extension bar 7 enters in card slot 3 so that inner nut 5 will not turn with the rotation of bolt It moves, to enable bolt be threadedly coupled with inner nut 5, after normal connection, second spring 13 is restored so that ball 15 and placement The inner wall of slot 2 contacts, and when generating vibrations, inner nut 5 synchronizes vibrations with bolt, greatly reduced bolt and The case where nut is detached from so that the nut have reliable shock resistance vibration resistance ability, and can long-term work without It loosens, reduces the working strength of related personnel.

In addition, in one embodiment, for outer nut 1, the section of the outer nut 1 is regular hexagon, described The section of inner nut 5 is circle.

In addition, in one embodiment, for outer nut 1 and inner nut 5,1 inner wall non-threaded of the outer nut, institute It states 5 inner wall of inner nut and is equipped with screw thread.

In addition, in one embodiment, for reinforcing annular piece 9, on the reinforcing annular piece 9 uniform riveting have several Rivet 16, the reinforcing annular piece 9 are fixedly connected by the rivet 16 with the ring segment 6 and the inner nut 5.

In addition, in one embodiment, for elastic card extension bar 7, the elastic card extension bar 7 and the inner nut 5 Between angle be 20 °.

In addition, in one embodiment, for the second groove 12, the opening of second groove 12 is put with described Set the distance between inner wall of slot 2 equal to 3 bottom position of the card slot at the most top of the elastic card extension bar 7 at a distance from.

In addition, in one embodiment, for terminal pad 14, the terminal pad 14 includes connecting plate 17 and arc groove 8, the arc groove 8 is offered on the connecting plate 17, and the arc groove 8 is adapted with the ball 15.

In conclusion by means of the above-mentioned technical proposal of the utility model, by the way that the resistance to rotating device 4 that shakes is arranged so that when When bolt is rotated into inner nut 5 from a direction, bolt can give 5 one pressure of inner nut so that second spring 13 Compressing is shunk, and ball 15 enters the second groove 12, and elastic card extension bar 7 enters in card slot 3 so that inner nut 5 will not be with The rotation of bolt and rotate, to enable bolt be threadedly coupled with inner nut 5, after normal connection, second spring 13 is restored, and makes It obtains ball 15 to contact with the inner wall of placing groove 2, when generating vibrations, inner nut 5 synchronizes vibrations with bolt, significantly Reduce the case where bolts and nuts are detached from so that the nut have reliable shock resistance vibration resistance ability, and Energy long-term work reduces the working strength of related personnel without loosening.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection domain within.

Claims (7)

1. a kind of resistance to stop nut that shakes, which is characterized in that including outer nut（1）, the outer nut（1）Inside offer placing groove （2）, the placing groove（2）Both ends side wall be uniformly provided with several card slots（3）, the placing groove（2）Equipped with resistance to rotating dress of shaking It sets（4）, the resistance to rotating device that shakes（4）Including inner nut（5）, the inner nut（5）It is equipped with ring segment（6）, the annular Piece（6）Both ends be respectively equipped with several elastic card extension bars（7）, the elastic card extension bar（7）With the card slot（3）It is adapted, institute State ring segment（6）Outside is enclosed with reinforcing annular piece（9）, the inner nut（5）On symmetrically offer several first grooves（10）, First groove（10）Inside it is equipped with the first spring（11）, first spring（11）Far from first groove（10）One end It is fixed on elastic card extension bar（7）On, the inner nut（5）Both ends offer several second grooves respectively（12）, described second Groove（12）It is interior to be equipped with second spring（13）, the second spring（13）Far from second groove（12）One end be fixed with Terminal pad（14）, the terminal pad（14）With second groove（12）It is adapted, the terminal pad（14）Far from described second Spring（13）One end be equipped with ball（15）, the ball（15）With second groove（12）It is adapted.

2. the resistance to stop nut that shakes of one kind according to claim 1, which is characterized in that the outer nut（1）Section be just Hexagon, the inner nut（5）Section be circle.

3. the resistance to stop nut that shakes of one kind according to claim 1, which is characterized in that the outer nut（1）Inner wall non-threaded, The inner nut（5）Inner wall is equipped with screw thread.

4. the resistance to stop nut that shakes of one kind according to claim 1, which is characterized in that the reinforcing annular piece（9）It is upper uniform Riveting has several rivets（16）, the reinforcing annular piece（9）Pass through the rivet（16）With the ring segment（6）With the inner nut （5）It is fixedly connected.

5. the resistance to stop nut that shakes of one kind according to claim 1, which is characterized in that the elastic card extension bar（7）With it is described Inner nut（5）Between angle be 20 °.

6. the resistance to stop nut that shakes of one kind according to claim 1, which is characterized in that second groove（12）Opening With the placing groove（2）The distance between inner wall be equal to the card slot（3）Bottom position and the elastic card extension bar（7）Most top The distance at place.

7. the resistance to stop nut that shakes of one kind according to claim 1, which is characterized in that the terminal pad（14）Including connecting plate （17）And arc groove（8）, the connecting plate（17）On offer the arc groove（8）, the arc groove（8）With the ball （15）It is adapted.