CN207269933U - A kind of the brim of a hat eccentric rotary structure - Google Patents

Abstract

The utility model discloses a kind of the brim of a hat eccentric rotary structure, including the brim of a hat main body, the brim of a hat body side tail end is equipped with eccentric structure, the brim of a hat main body by the eccentric structure with cap is eccentric is rotatably connected；The brim of a hat body side tail end is equipped with the location hole of oval, and eccentric structure is fixed by screw on the location hole；The eccentric structure, which is equipped with, determines shelves groove, and described to determine shelves groove be in long arc shape, is determining shelves groove both ends and centre position is equipped with groove for determining shelves；The corresponding position for determining shelves groove is equipped with and the convex block determined shelves groove and be adapted in the brim of a hat main body.The brim of a hat of the utility model meets different use demands, and function is more comprehensively；The brim of a hat and cap can fit closely all the time, use safer convenience；Reduce the storage trouble of the brim of a hat.

Description

A kind of the brim of a hat eccentric rotary structure

Technical field

Cap field is the utility model is related to, more particularly, to a kind of the brim of a hat eccentric rotary structure.

Background technology

Cap is articles for daily use inseparable in people's life, and there is sunshade, decoration, insulation and security protection etc. to make With, especially make the safety cap that is used of protection, use is more extensive, as construction site, factory, communications and transportation, ride situations such as Under all be unable to do without safety cap, importance is also self-evident.In particular with the raising of people's Green Travel and motor mindedness, ride Row movement is liked be subject to more and more people, however, the accidental falls in ride can cause head very big infringement, Even if bicyclist is to be ridden with relatively low speed along the stable cycle track of the gradient, similarly very important safety problem, phase , there is miscellaneous helmet of riding in Ying Di.A kind of for example, the brim of a hat with accommodating space a kind of disclosed in Chinese patent Structure, its publication number are CN202311368U, including the brim of a hat seat being made of base and side wall, further include one and are hinged with the brim of a hat seat The brim of a hat lid, space between the brim of a hat lid and base and side wall forms accommodating cavity, and the side wall is equipped with and is connected with cap body Connector.Use for middle safety cap of riding, not only need with its protect head, also need to sometimes the brim of a hat keep the sun off or Foreign matter being likely encountered in the traveling of person hill path etc..In the prior art, or the brim of a hat of safety cap is detachably connected with cap, when In the case of the brim of a hat is not required, it is also necessary to pull down the brim of a hat manually, install manually again when needed, occupation mode is cumbersome, also not It is careless slightly to be easily lost beneficial to the storage of the brim of a hat；The brim of a hat, since cap is ellipsoidal structure, works as cap around System of Rotating about Fixed Axis Eaves rotates at cap major axis, and after minor axis location, the brim of a hat will be hanging with the position that cap contacts originally, such cap Eaves, which easily slides, to be come, and is again resulted in inconvenient to use.

Utility model content

The utility model is to overcome the brim of a hat of cap in the prior art to use and store inconvenience, it is impossible to which satisfaction is not sympathized with The problem of requirement of condition, there is provided it is a kind of easy to use, meet different requirements, being capable of the eccentric rotating the brim of a hat.

To achieve these goals, the utility model uses following technical scheme：

A kind of the brim of a hat eccentric rotary structure, including the brim of a hat main body, the brim of a hat body side tail end are equipped with eccentric structure, The brim of a hat main body is connected by the eccentric structure with cap.Since the shape and structure of cap often sets ovalisation, and it is not rounded Shape, has major axis and short axle, therefore during cap use, when needing the brim of a hat to keep the sun off or foreign matter, by the utility model The brim of a hat rotate the position immediately ahead of the cap, at this time i.e. on the major axis in cap.If the brim of a hat is not required in use, The brim of a hat is got on along eccentric structure rotation, the brim of a hat is rotated at short axle at the major axis of cap at this time, since the brim of a hat is in bias knot Eccentric rotary under the action of structure, its radius of turn can change with the change of rotation angle, i.e., revolved with cap major axis Go at short axle, the radius of turn of the brim of a hat tapers into, in this way, the inner side end margin of the brim of a hat can be all the time along cap outer surface Profile rotates, and keeps contact condition with cap outer surface all the time.Using the technical solution of the utility model, compared to routine The brim of a hat of System of Rotating about Fixed Axis in technology, at the short axle in cap, will not produce gap, cause in the brim of a hat between the brim of a hat and cap Portion is hanging, not the supporting point from cap so that the brim of a hat rocks or slides rotation with the movement of human body and gets off, and influences The comfort and convenience used, the thus the brim of a hat of the utility model more safe ready.

Preferably, the brim of a hat body side tail end is equipped with the location hole of oval, eccentric structure is fastened on described On location hole.

Preferably, the eccentric structure, which is equipped with, determine shelves groove, described to determine shelves groove be in long arc shape, is determining shelves groove both ends with Between position be equipped with groove for determining shelves.

Preferably, the corresponding position for determining shelves groove is equipped with and the convex block determined shelves groove and be adapted in the brim of a hat main body.Cap Eaves is fixed on cap by screw and eccentric structure, and the convex block edge on the brim of a hat is determined shelves groove and slided to realize the rotation of the brim of a hat, cap The location hole of oval is constantly adjusted with the position of the opposite screw of rotation of the brim of a hat on eaves, and positioning while also realizes the brim of a hat Mobile, so as to adjust the radius of turn of the brim of a hat, the eccentric rotating the brim of a hat meets the use demand under different situations, and function is more Comprehensively.

Preferably, the brim of a hat main body, which contacts one side edge with cap, is equipped with non-slipping block.

Preferably, the non-slipping block is rotatably connected with the brim of a hat main body.After the brim of a hat determines shelves, by non-slipping block be fastened on the brim of a hat with Between cap, the contact for strengthening the brim of a hat and cap acts on, so that the further position of the brim of a hat, prevents its landing；The brim of a hat revolves Non-slipping block is screwed into the position away from cap when turning, facilitates the brim of a hat to rotate, can trust the brim of a hat is placed in cap without disassembling On son, storage trouble is reduced.

Therefore, the utility model has the advantages that：（1）The function of eccentric rotary makes the brim of a hat and cap close all the time Fitting, uses safer convenience；（2）Meet different use demands, function is more comprehensively；（3）Reduce the storage trouble of the brim of a hat.

Brief description of the drawings

Fig. 1 is a kind of side structure schematic diagram of the utility model.

Fig. 2 is that the first of the utility model uses schematic diagram.

Fig. 3 is to use schematic diagram second of the utility model.

Fig. 4 is that the third of the utility model uses schematic diagram.

Fig. 5 is the structure diagram of the utility model eccentric structure.

In figure：0th, cap 1, the brim of a hat main body 2, eccentric structure 3, location hole 4, screw 5, determine shelves groove 6, convex block 7, Groove 8, non-slipping block.

Embodiment

The utility model is further described with embodiment below in conjunction with the accompanying drawings.

It is side view in attached drawing, there is symmetrical structure.In embodiment as shown in Fig. 1 to Fig. 5, a kind of eccentric rotation of the brim of a hat Rotation structure, including the brim of a hat main body 1, the brim of a hat body side tail end are equipped with eccentric structure 2, and the brim of a hat main body passes through the bias Structure with cap is eccentric is rotatably connected.Since the shape and structure of cap often sets ovalisation, and it is non-circular, there is major axis And short axle, therefore during cap use, when needing the brim of a hat to keep the sun off or foreign matter, under the brim of a hat of the utility model is rotated To be in position immediately ahead of cap, at this time i.e. on the major axis in cap.It is if the brim of a hat is not required in use, the brim of a hat edge is eccentric Structure rotation get on, the brim of a hat is rotated at short axle at the major axis of cap at this time, due to the brim of a hat under the action of eccentric structure partially The heart rotates, its radius of turn can change with the change of rotation angle, i.e., with being rotated at cap major axis at short axle, cap The radius of turn of eaves tapers into, in this way, the inner side end margin of the brim of a hat can be rotated along cap outer surface profile all the time, and begins Eventually contact condition is kept with cap outer surface.Using the technical solution of the utility model, revolved compared to dead axle in routine techniques The brim of a hat turned, at the short axle in cap, will not produce gap between the brim of a hat and cap, cause in the middle part of the brim of a hat vacantly, not having Supporting point from cap so that the brim of a hat rocks or slides rotation with the movement of human body and gets off, and influences to use comfortable Sense and convenience, the thus the brim of a hat of the utility model more safe ready.

Further, the brim of a hat body side tail end is equipped with the location hole 3 of oval, and eccentric structure passes through screw 4 It is fastened on the location hole.

Further, the eccentric structure, which is equipped with, determine shelves groove 5, and described to determine shelves groove be in long arc shape, determine shelves groove both ends with Centre position is equipped with the groove 7 for determining shelves.

Further, the corresponding position for determining shelves groove is equipped with and the convex block determined shelves groove and be adapted in the brim of a hat main body.Cap Eaves is fixed on cap by screw and eccentric structure, and the convex block edge on the brim of a hat is determined shelves groove and slided to realize the rotation of the brim of a hat, cap The location hole of oval is constantly adjusted with the position of the opposite screw of rotation of the brim of a hat on eaves, and positioning while also realizes the brim of a hat Mobile, so as to adjust the radius of turn of the brim of a hat, the eccentric rotating the brim of a hat meets the use demand under different situations, and function is more Comprehensively.As shown in Fig. 2, determine to be equipped with three grooves for being used to determine shelves in shelves groove, when the brim of a hat is in one grade, i.e. the length in cap Shaft position, at this time, the convex block on the brim of a hat are fastened in the groove for determining shelves groove lower end, and screw is located at the front end of location hole, then to The upper rotation the brim of a hat, convex block on the brim of a hat is slided along determining shelves groove, while drives location hole to be subjected to displacement with respect to screw, so that adjusting cap The radius of turn of eaves, makes the one side edge that the brim of a hat is contacted with cap be slided with respect to cap gapless, until convex block slides into and determines shelves groove In the groove in centre position, i.e. two file locations, play a part of to limit angle, cap as shown in figure 3, convex block is fastened in two gear grooves Eaves firmly keeps what two gears were spun up under used in the fastening effect of eccentric structure, the spacing of groove and cap support force State.And so on, continue to rotate the brim of a hat, convex block along determine shelves groove sliding up to convex block is in the groove for determining shelves groove upper position, That is three file locations, as shown in figure 4, convex block is fastened in three gear grooves at this time, screw is located at the rear end of location hole, and the brim of a hat is in bias Under the fastening effect of structure, the spacing of groove and cap support force are used, the state of three gear spin-ups is firmly kept.

Further, one side edge is contacted with cap in the middle part of the brim of a hat main body and is equipped with non-slipping block 8.

Further, the non-slipping block is rotatably connected with the brim of a hat main body.After the brim of a hat determines shelves, non-slipping block is fastened on the brim of a hat Between cap, the contact for strengthening the brim of a hat and cap acts on, so that the further position of the brim of a hat, prevents its landing；The brim of a hat Non-slipping block is screwed into the position away from cap during rotation, facilitates the brim of a hat to rotate, can trust without disassembling and be placed in the brim of a hat On cap, storage trouble is reduced.

Claims (3)

1. a kind of the brim of a hat eccentric rotary structure, including the brim of a hat main body（1）, it is characterized in that, the brim of a hat main body（1）On the tail end of side Equipped with eccentric structure（2）, the brim of a hat main body（1）Pass through the eccentric structure（2）It is connected with cap；The brim of a hat body side tail end It is equipped with the location hole of oval（3）, eccentric structure（2）It is fastened on the location hole（3）On, the eccentric structure（2）On set Have and determine shelves groove（5）, it is described to determine shelves groove（5）In long arc shape, shelves groove both ends are being determined and centre position is equipped with groove for determining shelves （7）, the brim of a hat main body（1）Upper correspondence determines shelves groove（5）Position be equipped with and with described determine shelves groove（5）The convex block of adaptation（6）.

2. a kind of the brim of a hat eccentric rotary structure according to claim 1, it is characterized in that, the brim of a hat main body middle part and cap Contact one side edge is equipped with non-slipping block（8）.

3. a kind of the brim of a hat eccentric rotary structure according to claim 2, it is characterized in that, the non-slipping block（8）With the brim of a hat master Body is rotatably connected.