CN202237205U - Connecting device capable of being rotationally positioned - Google Patents

Abstract

The utility model discloses a connecting device capable of being rotationally positioned, which comprises a snap bolt and a connecting hole arranged on an assembled block. A connecting column with a through hole is arranged on the snap bolt; the cross section of a neck of the connecting column and the cross section of the opened end of the connecting hole are in the shape of polygons with identical sides; the connecting column is mutually connected with the connecting hole, and after connection, the neck is mutually matched with the opened end. According to the connecting device, with the adoption of the structure of the strip-shaped through hole on the connecting column of the snap bolt, on one hand, the good elasticity of the connecting column is ensured, and the deformation of a plastic part in the injection-molding and production processes is also avoided; and furthermore, the connecting device makes full use of the elasticity of plastic and the size difference between the opposite angles and the opposite sides of the polygons to form good elasticity hand feeling in the jointing connection and rotation processes.

Description

A kind of jockey of rotatable location

Technical field

The utility model relates generally to a kind of jockey on the plastic products, the jockey of especially amalgamation class plastic toy.

Background technology

Children's block toy on the present market; Great majority are the plane block toy, are generally processed widget such as various squares, triangle by wood or plastic products, let child that the widget combination is combined into; The plane block toy is generally fairly simple, and is obviously not enough on interest.In addition, general area occupied is big after the block toy assembly unit of plane, deposits inconvenience.

To the problems referred to above, one type of three-dimensional combinable toy has appearred, mainly through placing the inner spring assembly of assembly unit piece to connect on the market.But because the character of spring itself, when using above behind certain number of times, the elasticity of spring will descend, even lose efficacy.So just, bring the short deficiency in service life of whole toy.In addition, but partly the toy of assembly unit class has improved the interest of toy greatly realizing relatively rotating between assembly unit piece and the assembly unit piece after the connection, but still limits to some extent.Though its limitation mainly shows between assembly unit piece and the assembly unit piece and can rotate, and fails to realize the mutual location between the assembly unit piece.But still there is bigger room for promotion in the interest that this shows the assembly unit type toy.But have few part assembly unit type toy also can realize turning round the location in addition, but its internal structure is complicated, cost is higher, is difficult to obtain general popularization.

Summary of the invention

In order to overcome the deficiency of prior art, the utility model provides a kind of product service life of can effectively improving, and can improve the plastic connecting means of the interesting rotatable location of toy simultaneously again greatly.

The utility model solves the technical scheme that its technical problem adopted:

A kind of jockey of rotatable location comprises the snap-on bolt and is located at the connecting hole on the assembly unit piece; Said snap-on bolt is provided with the joint pin of tape punching; The cross section of the cross section of the neck of said joint pin and the openend of connecting hole is the identical polygon of limit number; Said joint pin and connecting hole interconnect, and connect the back neck and openend cooperatively interacts.

Preferred as technique scheme, said perforation is the bar shaped perforation, the cross section of said openend is an octagon.

As the improvement of technique scheme, for improving the dynamics that is connected of joint pin and connecting hole, the middle part of said joint pin is provided with projection.

As the further improvement of technique scheme, be the convenient mutual rotation that connects back assembly unit interblock, said neck is with after openend cooperates, Yi Bian its cross section has the gap of leaving at least.

The utility model has made full use of the elasticity of plastics self and the difference in size of polygon diagonal angle and opposite side, has formed better elastic feel in amalgamation connection and the rotary course; Bar shaped perforation structure on the joint pin of snap-on bolt has guaranteed the favorable elasticity of pillar on the one hand, has also reduced the deformation problems of this plastic part in the injection moulding production process simultaneously; In addition,, change the portion size of snap-on bolt and polygonal hole, can adjust the dynamics of inserting and extracting, thereby satisfy different instructions for uses for this plastic connecting means.

The beneficial effect of the utility model is: the utility model is primarily aimed at the amalgamation type toy, because of its exquisiteness simple in structure, thereby in use not fragile, have long service life; Because of its connect and steering procedure in the effect of plastics resilience is all arranged, have tangible elastic handfeel, and the consumer can the free assembly unit by the wish of self, form the works of oneself, so its interest is higher; The utility model is simple for structure in addition, and each part all can adopt the mode of injection mo(u)lding to make, so its manufacturing cost is lower, can satisfy the level of consumption of ordinary consumer.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further specified.

Fig. 1 is the structural representation of a kind of embodiment of the utility model;

Fig. 2 is the cutaway view of Fig. 1 section A-A;

Fig. 3 is the state diagram of connection procedure of a kind of embodiment of the utility model;

Fig. 4 be the utility model a kind of embodiment disassemble status of processes figure;

Fig. 5 is the state diagram of rotation process section A-A of a kind of embodiment of the utility model;

Fig. 6 is the occupation mode sketch map of a kind of embodiment of the utility model.

The specific embodiment

With reference to Fig. 1～Fig. 2, a kind of jockey of rotatable location comprises snap-on bolt 1 and is located at the connecting hole 3 on the assembly unit piece 2; Said snap-on bolt 1 is provided with the joint pin 11 of tape punching 111; The cross section of the cross section of the neck 112 of said joint pin 11 and the openend 31 of connecting hole 3 is the identical polygon of limit number; Said joint pin 11 interconnects with connecting hole 3, and neck 112 cooperatively interacts with openend 31 after connecting.

As the utility model preferred embodiment, said perforation 111 is the bar shaped perforation, and the cross section of said openend 31 is an octagon.Perforation 111 is set to the better elastic that has that the bar shaped perforation can guarantee joint pin 11, has also reduced the deformation problems that this plastic part is produced in the injection moulding production process simultaneously.Adopt the cross section of octagon here, mainly be based on its with after joint pin 11 cooperates, the angle between its contact cylinder is 135 degree, it is moderate to rotate required dynamics, can not occur rotating difficulty, or the deficiency that is difficult to locate.

As technique scheme advance to change, for improving the dynamics that is connected of joint pin and connecting hole, the middle part of said joint pin 11 is provided with projection 113.

As the further improvement of technique scheme, be the convenient mutual rotation that connects 2 of back assembly unit pieces, said neck 112 is with after openend 31 cooperates, Yi Bian its cross section has the gap of leaving 4 at least.

With reference to Fig. 3, in the connection procedure of this embodiment, the end of joint pin 11 at first gets in the regular polygon hole 3; When outer process 112 with after inner process 31 contacts, under the effect of power, the perforation 111 that elasticity that has because of plastics itself and joint pin 11 are provided with bar shaped is with the outer process 112 on the joint pin 11 is shunk; After joint pin 11 further got into regular polygon holes 3, its part in compression was resilience, thereby realized being connected of joint pin 11 and regular polygon hole 3.With reference to Fig. 4, for the process of disassembling of this embodiment, to disassemble in the process, outer process 112 will be under the effect of external force, and by the back pressure distortion, after joint pin 11 leaves regular polygon hole 3, outer process 112 will recover original appearance because of the elasticity of itself.Connection procedure with disassemble all ingenious elastic performance that has that utilizes plastics itself, thereby make present embodiment simple for structure.

With reference to Fig. 5, be the state diagram of the rotation process section A-A of this embodiment; Because of the elastic performance that the setting and the plastics itself in gap 4 have, can make joint pin 11 and regular polygon hole 3 realize mutual rotation.Therefore with regard to this embodiment, regular polygon hole 3 is the octagon hole, turns over 45 when spending when joint pin 11 and multiform hole 3 just; Just can realize new location, and revolution cross 45 the degree the time, because of the rebound effect of joint pin 11; To produce obvious elastic handfeel, have higher interest.

With reference to Fig. 6, be the occupation mode sketch map of a kind of embodiment of the utility model, at first joint pin 11 and the connecting holes 3 that are installed in the assembly unit piece 2 are interconnected; Again another joint pin 11 of snap-on bolt 1 and the connecting hole 3 of another assembly unit piece 2 are interconnected on this basis; After connect accomplishing is that hand-holdable assembly unit piece 2 rotates, and moving 45 degree of revolution are obvious resilience feel once all, and moving 45 degree of revolution all can be realized once new location.

Certainly, the utility model also can be fixed in an end of snap-on bolt 1 on the assembly unit piece 2, or is made as one with it except above-mentioned embodiment, also can connecting hole 3 be located at the outside of assembly unit piece 2, or be made as one with it.In addition, in the use of material, the utility model also is not limited to and only uses plastics, also can use the material of other elastic performances.In a word, as long as the design concept of its connected mode that adopts and the utility model employing is identical, all should belong to equivalent technical solutions and within the protection domain of the utility model.

Claims (5)

1. the jockey of a rotatable location is characterized in that: comprise snap-on bolt (1) and be located at the connecting hole (3) on the assembly unit piece (2); Said snap-on bolt (1) is provided with the joint pin (11) of tape punching (111); The cross section of the cross section of the neck (112) of said joint pin (11) and the openend (31) of connecting hole (3) is the identical polygon of limit number; Said joint pin (11) interconnects with connecting hole (3), and neck (112) cooperatively interacts with openend (31) after connecting.

2. the jockey of a kind of rotatable location according to claim 1 is characterized in that: said perforation (111) is the bar shaped perforation.

3. the jockey of a kind of rotatable location according to claim 1, it is characterized in that: the cross section of said openend (31) is an octagon.

4. the jockey of a kind of rotatable location according to claim 1, it is characterized in that: the middle part of said joint pin (11) is provided with projection (113).

5. the jockey of a kind of rotatable location according to claim 1 is characterized in that: said neck (112) is with after openend (31) cooperates, Yi Bian its cross section has the gap of leaving (4) at least.

Images