CN204784081U

CN204784081U - Nut structure

Info

Publication number: CN204784081U
Application number: CN201520511806.7U
Authority: CN
Inventors: 蔡清煌
Original assignee: Jingfeng Industrial Co Ltd
Current assignee: Jingfeng Industrial Co Ltd
Priority date: 2015-07-15
Filing date: 2015-07-15
Publication date: 2015-11-18
Anticipated expiration: 2025-07-15

Abstract

The utility model relates to a nut structure, it locates even to stretch have annular flange and fin in first end of nut body and second end to the messenger sets up in the cap of the first end of nut body, detains the location of pulling by the concave book of annular flange back, and other makes the packing ring cover locate annular fin, combines packing ring and nut body with the annular fin of concave book as an organic wholely, is equipped with by the inclined plane of its week side toward central inscribe in the first end of packing ring in addition, and its screw of qieyu nut body is equipped with a plurality of locking portions, borrows this, ought the utility model discloses a when nut and bolt halving, utilize the cap in order to hide the bolt tip, reach dustproof, antirust effect, borrow in addition by designs such as the pine that the screw is set up defences portion and the inclined planes that the packing ring is established, more can effectively prevent nut and bolt halving after, receive the loose situations of taking off of exogenic action emergence such as vibrations.

Description

Nut structure

Technical field

The utility model is about a kind of nut structure, espespecially a kind of nut structure providing the effect such as dust-proof, locking.

Background technique

Nut and bolt generally apply to combine between object.By bolt through after the object for combining on implementing, then by nut and bolt bolt, and it is fixing that nut is packed on object.But after nut and bolt are spirally connected, its end of usual bolt can go out nut by emergence, and the end that emergence goes out nut not only lacks aesthetic property, and easily causes dust, foul etc. block attached and vapor adhesion and get rusty, when even colliding with human body, the damage of human body can be caused.

So have dealer to be developed in nut upper end and weld a upper cover, upper cover arranges and can cover the end that bolt emergence goes out nut whereby, reach dust-proof, antirust and anti-collision such as to be wounded at the effect.But, because this nut and upper cover are combined with welding manner, inaesthetic weld mark can be formed in its surface, and if failure welding, more often cause upper cover by screw cap-falling situation, another weld also easily gets rusty situation.Another after object locks by nut and bolt, if be subjected to the External Force Actings such as vibrations, nut and bolt just can be caused to get loose situation, gently then can affect utensil normal operation, heavy then implement damage can be caused and jeopardize operator's safety.

Moreover, for the object surface out-of-flatness or sealed area that prevent nut packing are less etc., nut lock is caused to pull situation built on the sand, usually packing ring of arranging in pairs or groups on the lock of nut is pulled uses together, in assembling, after first gasket sleeve being connected to bolt, the lock that nut and bolt is spirally connected again is pulled, so, nut is just packed on object by packing ring, utilize surfacing packing ring, just the sealed steadiness of nut can be improved, but, before interlocking nut, just need first to be socketed packing ring, and this causes assembling procedure to increase and packaging efficiency reduces, according to non-metallic gasket, be more vulnerable to the factors such as high temperature, make gasket deforms and affect the sealed steadiness of nut, another nut and packing ring adhere to different part separately, therefore in practice, often have nut or packing ring one first to use, cannot to arrange in pairs or groups use, and need Suspend Job, after obtaining the nut or packing ring lacked, carry out assembling fraud again to lose, so that the burden increased on the upper inconvenience of assembling and part management.

Therefore, the design people, because existing nut still has above-mentioned many disappearances in use, is borrow its assisting a ruler in governing a country for many years in the manufacture of association area and design experiences and knowledge, and through clever thought in many ways, carries out research and development improve for existing nut, and grinds and create the utility model.

Model utility content

The utility model is about a kind of nut structure, and its main purpose is in order to provide a kind of nut structure providing the effect such as dust-proof, locking.

In order to reach above-mentioned enforcement object, the utility model proposes a kind of nut structure, it is made up of nut body, cap and packing ring; Wherein:

This nut body, run through in these nut body central authorities and have a screw, and connect the annular flange flange of stretching and having and being located on this screw week side in the first end of this nut body, multiple recessed locking portion stretching into screw is provided with in this screw place, described locking portion stretches into described screw by all emargination of described screw of the first end being positioned at described nut body, and this nut body second end Lian Shenyou relative with its first end is located on the annular protruding rib of this screw week side;

This cap, in the space that its first end being placed in this nut body is formed by this annular flange flange, described cap is provided with a lid, and is formed with flange in the opening periphery of this lid, and the annular flange flange of this nut body toward indent folding, can locate the flange of this cap to detain to pull;

This packing ring, first end fovea centralis in this packing ring is provided with a locating slot, second end of this packing ring runs through and has a through hole being positioned at this locating slot centre, second end of described packing ring is relative with the first end of described packing ring, be connected mutually with taper connection section between this locating slot with described through hole, the annular protruding rib of the second end of this nut body is inserted in described through hole by the second end of this packing ring, this annular protruding rib can be bent to form locating flange outward, the linkage section of this packing ring is positioned with laminating to pulling, this locating flange forms oblique cone shape, the first end of this packing ring is provided with the inclined-plane formed toward central described locating slot inscribe from its week side.

Nut structure as above, wherein, this nut body protrudes out in its second end peripheral region the skirt section extended out.

Nut structure as above, wherein, the locking portion of this nut body is in the form of slot.

Nut structure as above, wherein, its lid of this cap is circular arc.

Whereby, when nut of the present utility model and bolt interlocking, utilize cap to hide bolt end, reach dust-proof, rust-proof effect, separately by designs such as inclined-planes set by locking portion set by screw and packing ring, after more effectively can preventing nut and bolt interlocking, get loose situation by External Force Actings such as vibrations.

Accompanying drawing explanation

The following drawings is only intended to schematically illustrate the utility model and explain, does not limit scope of the present utility model.Wherein:

Fig. 1: three-dimensional exploded view of the present utility model;

Fig. 2: view sub-anatomy of the present utility model;

Fig. 3: assembled sectional view of the present utility model;

Fig. 4: using state sectional view of the present utility model;

Fig. 5: another embodiment's three-dimensional exploded view of the present utility model;

Fig. 6: another embodiment's view sub-anatomy of the present utility model;

Fig. 7: another embodiment's assembled sectional view of the present utility model.

Reference numeral illustrates:

1 nut body

11 screws

12 annular flange flange

13 locking portions

14 annular protruding ribs

141 locating flanges

15 skirt sections

2 caps

21 lids

22 flanges

3 packing rings

31 locating slots

32 through holes

33 linkage sections

34 inclined-planes

4 bolts

5 objects

51 lockholes

Embodiment

For the effect making technological means of the present utility model and can reach, can have more complete and clearly disclose, being now described in detail as follows, seeing also accompanying drawing and the figure number of exposure:

First, refer to shown in Fig. 1 ~ Fig. 3, be nut structure of the present utility model, form primarily of nut body 1, cap 2 and packing ring 3; Wherein:

This nut body 1, for metal material, run through in these nut body 1 central authorities and have a screw 11, and even stretch the annular flange flange 12 having and be located on this screw 11 weeks side in this nut body 1 first end, be positioned at this screw 11 peripheral region at nut body 1 first end again and be provided with multiple punching press locking portion 13 stretching into screw 11 in the form of slot and recessed, be separately located on the annular protruding rib 14 of this screw 11 weeks side in the second end Lian Shenyou that this nut body 1 is relative with its first end;

This cap 2, be placed in the space that this nut body 1 first end formed by annular flange flange 12, cap 2 is provided with a circular arc lid 21, and this circular arc lid 21 opening periphery is turned down outward be formed with flange 22, and make its annular flange flange 12 of this nut body 1 toward indent folding, locate to detain this cap 2 flange 22 of pulling;

This packing ring 3, for metal material, a locating slot 31 is provided with in this packing ring 3 first end fovea centralis, and make this packing ring 3 second end relative with its first end be positioned at this locating slot 31 centre to run through and have a through hole 32, and make to be connected mutually with taper connection section 33 between this locating slot 31 with through hole 32, the annular protruding rib 14 of this nut body 1 second end is made again to be inserted in its through hole 32 by this packing ring 3 second end, and make this annular protruding rib 14 be bent to form locating flange 141 outward, the linkage section 33 being butted on this packing ring 3 with laminating is located, and make this locating flange 141 form oblique cone shape, this packing ring 3 first end is separately made to be provided with the inclined-plane 34 formed toward central locating groove 31 inscribe from its week side.

Accordingly, when using enforcement, through after object 5 lockhole 51 by a bolt 4, again by nut of the present utility model and this bolt 4 bolt, bolt 4 is penetrated by packing ring 3 the tool locating slots 31 being positioned at its second end of nut body 1, and import in the screw 11 of nut body 1 along the oblique cone shape locating flange 141 that the recessed folding of its annular protruding rib 14 of nut body 1 is formed afterwards, to establish with the screw 11 of nut body 1 group that is spirally connected, then, this bolt 4 end can go out nut body 1 first end by emergence, and stretch in cap 2, this bolt 4 end cap is covered by cap 2.

Moreover, see also shown in Fig. 4, when bolt 4 and nut body 1 bolt, packing ring 3 first end that nut body 1 group is established is resisted against object 5 surface, nut body 1 one packing area stably can be provided by this packing ring 3, firm sealed to be undertaken by packing ring 3 pairs of objects 5, when nut body 1 is supported under the pressure of packing ring 3, packing ring 3 borrows its first end institute's tool inclined-plane 34 to design, packing ring 3 is made to produce resiliently deformable, after nut body 1 locks urgent location, packing ring 3 just can omit reinstatement, power is shored to produce one to nut body 1, make its screw 11 of nut body 1 and between bolt 4 thread in being closely engaged, separately utilize its screw 11 periphery of nut body 1 several locking portion 13 set, to be spirally connected track to change screw 11 and bolt 4, make bolt 4 by behind locking portion 13, namely be difficult to reversion deviate from.

In this, arrange by cap 2 of the present utility model, bolt 4 emergence can be gone out nut body 1 end to be covered, to increase assembling aesthetic property, and utilize cap 2 to cover, to avoid dust, foul and vapor adhesion, cause bolt 4 end dirty with corrosion situation, and when more can prevent from colliding with human body in the cap 2 of circular arc, cause human body to scrape and damage the situations such as injured, especially cap 2 of the present utility model utilizes impact style by the recessed folding of nut body 1 first end annular flange flange 12, with location that cap 2 button is pulled, therefore welding manner can be avoided to cause unsightly welding bead, and easily because failure welding generation cap 2 comes off, easily to get rusty the situation such as to lose with weld.

It is another after object 5 locks by nut structure of the present utility model and bolt 4, when being subjected to the External Force Actings such as vibrations, the loose portion 13 that sets up defences of screw 11 place by the utility model in nut body 1 designs, can effectively prevent nut body 1 to get loose situation because of the reversion of the external force such as vibrations, and the utility model is more by screw 11 place locking portion 13 being located at its first end of nut body 1, clever thought can be covered, to increase nut aesthetic property by cap 2.In addition, the utility model utilizes packing ring 3 to arrange, the steadiness of nut body 1 pair of sealed packing of object 5 can be improved, especially when nut body 1 lock is compeled to location, the resiliently deformable effect that packing ring 3 borrows its first end inclined-plane 34 to provide, can make packing ring 3 reinstatement, shores power to produce nut body 1, its screw 11 of nut body 1 is closely engaged with bolt 4 thread, more effectively improves anti-loose effect of the present utility model.

Again because nut body 1 and packing ring 3 are combined as a whole by the utility model, therefore when by nut body 1 of the present utility model and bolt 4 bolt, can by packing ring 3 and bolt 4 interlocking in the lump, to improve packaging efficiency, meanwhile, more can solve nut body 1 or packing ring 3 one first uses, cannot interlocking handling situations be carried out, according to this, more to increase interlocking operation convenience and to alleviate burden benefit on part management.

Separately see also shown in Fig. 5 ~ Fig. 7, for another embodiment of nut structure of the present utility model, protrude out in its second end periphery of nut body 1 orientedly to extend out the discoid skirt section 15 of generate, skirt section 15 arranges the area of contact that can increase nut body 1 and packing ring 3 whereby, make nut body 1 can more firm packing packing ring 3, meanwhile, also can expand packing ring 3 masked area, more to increase the utility model overall aesthetics.

From said structure and mode of execution, the utility model tool has the following advantages:

1. nut structure of the present utility model makes nut body first end be provided with annular flange flange, to utilize impact style by recessed for nut body folding, cap button to be pulled location, in this, can avoid adopting welding manner, cause unsightly weld mark, and easily because failure welding causes cap to be come off by nut body, easily to get rusty the situation such as to lose with weld.

2. nut structure of the present utility model is provided with annular protruding rib in nut body second end, so that rear for annular protruding rib punching press turnover and packing ring are combined as a whole, therefore in time using, can by packing ring and nut body in the lump with bolt interlocking, to improve packaging efficiency, and packing ring and nut body can be avoided to be short of one cannot to arrange in pairs or groups interlocking situation, more to increase the convenience on part management.

3. nut structure of the present utility model has several recessed locking portion stretching into screw in its screw first end impact briquetting of nut body, the design of locking whereby portion, the track that is spirally connected of screw and bolt can be changed, after being spirally connected to make bolt and nut, be not subject to the External Force Actings such as vibrations and reverse get loose.

4. its locking portion of nut body is located at the screw place of its first end by nut structure of the present utility model, in this, after cap is mounted on nut body first end, its locking portion can be covered, by outward appearance depending on can not find that this locking portion is arranged, more to increase the utility model nut aesthetic property.

5. nut structure of the present utility model is formed with inclined-plane in packing ring first end, to make packing ring, there is elastic deformation force, after by nut body packing location, packing ring meeting reinstatement, power is shored to produce one to nut body, its screw of nut body is closely engaged, according to this, more to improve anti-loose effect of the present utility model with the thread of bolt.

The foregoing is only the schematic embodiment of the utility model, and be not used to limit scope of the present utility model.Any those skilled in the art, equivalent variations done under the prerequisite not departing from design of the present utility model and principle and amendment, all should belong to the scope of the utility model protection.And it should be noted that, each constituent element of the present utility model is not limited in above-mentioned overall applicability, the each technical characteristics described in specification of the present utility model can select one to adopt separately or select the multinomial use that combines according to actual needs, therefore, the utility model covers other relevant with this case model utility point in the nature of things and combines and embody rule.

Claims

1. a nut structure, it is made up of nut body, cap and packing ring; It is characterized in that:

This nut body, run through in these nut body central authorities and have a screw, and connect the annular flange flange of stretching and having and being located on this screw week side in the first end of this nut body, multiple recessed locking portion stretching into screw is provided with in this screw place, described locking portion stretches into described screw by all emargination of described screw of the first end being positioned at described nut body, and this nut body is located on the annular protruding rib of this screw week side at the second end Lian Shenyou relative with its first end;

2. nut structure as claimed in claim 1, it is characterized in that, this nut body protrudes out in its second end peripheral region the skirt section extended out.

3. nut structure as claimed in claim 1, it is characterized in that, the locking portion of this nut body is in the form of slot.

4. nut structure as claimed in claim 1, it is characterized in that, the lid of this cap is circular arc.