TWM552049U - Rotating structure of lock bolt head - Google Patents

Description

Lock pin rotating structure

The present invention provides a technical field of a locking pin head, in particular, a technically provided locking pin rotating structure, wherein the locking pin head sleeve pressing rib is limited to the insertion head and the rotation degree of the locking pin head is maintained.

According to the prior art, in the prior art, the cable 20 is fixed after the insertion of the boring head 20, and the insertion of the pin hole 12 in the sleeve portion 10 of the lock pin head 10 is performed after the predetermined assembly is completed. After the insertion of the boring head 20, the position of the second groove 22 of the mortise end 21 is inserted, and then the two pins 32 are inserted into the pin hole 12 of the accommodating portion 11 of the locking pin head 10, because the insertion of the tamper head 20 must be accurately inserted. The second groove 22 of 21 is aligned with the pin hole 12 on the sleeve portion 11, but the second groove 22 is not visible during the assembly process, and how to know whether there is alignment, so the assembly man-hour is very wasteful and must be Special assembly molds are made to ensure the alignment state. These assembly molds often occupy the production line space, and the bolt 32 is small in size. It is a kind of eye-catching test for the production line assembly staff. Some people's hands are relatively large, and they are assembled. It is also very laborious to take, so it is a waste of cost in assembly or preparation. The assembly strength of the conventional method is not as strong as that of the integral molding method.

Therefore, in view of the problems existing in the above-mentioned conventional structure, how to develop an innovative structure that is more ideal and practical, the consumers are eagerly awaiting, and the relevant industry must strive to develop the goal and direction of breakthrough.

In view of this, the creator has been engaged in the manufacturing development and design experience of related products for many years. After the detailed design and careful evaluation of the above objectives, the creator will have a practical and practical creation.

The main purpose of the present invention is to provide a rotation structure of a pin head, which is inserted into the rear end of the insertion head to insert the second groove into the sleeve portion of the lock pin, and then the second side of the sleeve portion is pressed to the rib to be second. The groove, and the degree of freedom of rotation of the pin head.

In order to achieve the above object, the present invention provides a locking head rotating structure, which comprises: a locking pin head consisting of a front insertion end and a sleeve part, the front insertion end is provided with a first groove, and the sleeve part is provided. An accommodating space is provided; a boring head is composed of a rear insertion end and a fixing portion, a second groove is arranged at the rear insertion end, and the rear insertion end is inserted into the accommodating portion of the locking pin head cover portion. After the space, a pressure groove is pressed on the surface of the sleeve portion to create a rib in the space in the accommodating portion, and the second groove of the rear insertion end is restricted by the rib to the accommodating portion, and the lock pin is retained. There is still a degree of freedom of rotation; and a flexible body and a fixed portion are fixedly connected to each other; and the lock pin rotating structure is formed. It can be assembled more quickly and conveniently, and the preparation of parts is more simplified, the labor cost is saved, the preparation of assembling the mold is reduced, the mold management and equipment cost are also reduced, and the production is further reduced. Precision.

With regard to the techniques, means and functions of the present invention, a preferred embodiment is described in detail with reference to the drawings, and it is believed that the above objects, structures and features of the present invention can be obtained from an in-depth and specific understanding. .

[study]

10‧‧‧Lock head

11‧‧‧ 容套部

12‧‧‧ Pin hole

20‧‧‧挚挚头

21‧‧‧ rear end

22‧‧‧Second trench

31‧‧‧Steel cable

32‧‧‧Latch

[this creation]

40‧‧‧Lock head

41‧‧‧ Front plug end

411‧‧‧First trench

42‧‧‧ 容套部

421‧‧‧ dent

422‧‧‧ ribs

423‧‧‧ accommodating space

423a‧‧‧Stepped space

423b‧‧‧ single hole type accommodation space

43‧‧‧Act

50‧‧‧挚挚头

51‧‧‧ rear end

511‧‧‧Second trench

512‧‧‧ Conical head front end

513‧‧ ‧ flat front end

514‧‧‧Trapezoidal head

515‧‧‧ convex head front end

52‧‧‧Secretary

53‧‧‧ third trench

60‧‧‧Flexible body

61‧‧‧Chapter

611‧‧‧First chain

6111‧‧‧Crush marks

70‧‧‧O-ring

80‧‧‧Lock

The first figure is an exploded perspective view of a conventional lock pin head.

The second drawing is an exploded plan view of an embodiment of the present creation.

The third drawing is a schematic cross-sectional view of a combined portion of an embodiment of the present invention.

The fourth A picture is a schematic diagram of a case of a pin head and a multi-selection pin.

The fourth B is a schematic diagram of another example of the locking head and the multi-selection of the insertion head.

The fifth drawing is a perspective view of another embodiment of the present creation.

The sixth drawing is a perspective view of still another embodiment of the present creation.

The seventh figure is a perspective view of another embodiment of the present invention.

This creation provides a designer of the pin head rotation structure.

In order to enable your review committee to have a better understanding and understanding of the purpose, characteristics and efficacy of this creation, the implementation method and the schema are as follows: Referring to the second to fifth figures, the present invention provides a lock pin rotation structure, comprising: a lock pin head 40, the lock pin head 40 is composed of a front insertion end 41 and a sleeve portion 42. The front cover portion 42 is provided with a receiving space 423; the front plug end 41 is provided with a first groove 411; a plug head 50, the plug head 50 is provided with a rear insertion end 51 and a fixing portion 52. The rear insertion end 51 is provided with a second groove 511, and the rear insertion end 51 is inserted into the accommodating space 423 of the sleeve portion 42 of the lock pin head 40, and the rear insertion end 51 is inserted. After the accommodating space 423 of the accommodating portion 42 is formed, a pressure groove 421 is pressed on the surface of the accommodating portion 42 to form a rib 422 in the space in the accommodating portion 42. The second groove 511 of the insertion end 51 is limited to the inside of the accommodating portion 42 and maintains the above-mentioned locking pin head 40 still having a degree of freedom of rotation; and a flexible body 60, the aforementioned winding body 60 and the aforementioned solid body The fixing portions 52 are fixedly connected to each other; and the rotating structure of the locking pin head is formed.

The locking pin head rotating structure, wherein the second groove 511 of the insertion head 50 is adjacent to a third groove 53 and an O-ring 70 is disposed therebetween.

The locking pin head rotating structure, wherein the front end of the front front end 41 can be a tapered front end, a flat front end or a trapezoidal front end.

The pin head rotating structure, wherein the sleeve portion 42 is The accommodating space 423 may be a stepped accommodating space 423a or a single accommodating accommodating space 423b.

In the above described locking pin rotating structure, the outer diameter of the front insertion end 41 and the outer diameter of the sleeve portion 42 are set to have the same outer diameter.

In the above described locking pin rotating structure, the outer diameter of the front insertion end 41 is smaller than the outer diameter of the sleeve portion 42.

In the above described locking pin rotating structure, a ring body 43 can be disposed between the front insertion end 41 and the sleeve portion 42.

The lock pin rotating structure, wherein the pressure groove 421 on the sleeve portion 42 is a discontinuous pressure groove 421 having a certain interval.

The pin head rotating structure, wherein the pressure groove 421 on the sleeve portion 42 is a continuous pressure groove 421 surrounded by a whole circumference.

The lock pin rotating structure, wherein the front end of the rear insertion end 51 can be a tapered front end 512, a flat front end 513, a trapezoidal head front end 514 or a convex head front end 515.

The pin head rotating structure, wherein the second groove 511 may be an arc groove, a flat groove 511a, a single oblique groove 511b or a double oblique groove.

In the above described locking pin rotating structure, the outer diameter of the rear insertion end 51 is the same as the outer diameter of the fixing portion 52.

The locking pin rotating structure, wherein the outer diameter of the rear insertion end 51 is smaller than the outer diameter of the fixing portion 52.

Referring to the seventh figure, the lock pin rotating structure is The aforementioned flexible body 60 may be a steel cable, a steel cable or a chain 61. When the flexible body 60 is implemented as the chain 61, the combination of the chain 61 and the fixed portion 52 is such that the front end of the first chain 611 of the chain 61 is surrounded by a plurality of pressing teeth 6111, and the first chain 611 is further The front end is welded to the fixed portion 52 to be fixed.

Referring to the sixth embodiment, the locking pin head rotating structure, wherein the locking pin head 40 can also be provided as a locking head 80, and the locking head 80 is integrally connected to the sleeve portion 42.

The present invention is to insert the insertion end 51 of the insertion head 50 into the sleeve portion 42 of the lock pin head 40, wherein when the rear insertion end 51 is placed in the sleeve portion 42, the surface of the sleeve portion 42 is utilized by the machine. The plenum 421 is pressed onto the accommodating space 423 of the accommodating portion 42 to form a rib 422. The second rib 511 of the rear plucking end 51 is restricted by the rib 422 to the sleeve portion 42. Moreover, the degree of freedom of the lock pin 40 can be maintained, and the assembly can achieve faster and more convenient, and the preparation parts can be simplified, the labor cost is saved, and the preparation of the assembly mold can be reduced, and the mold management and the mold management can be simplified. Equipment costs are also reduced, and production is more accurate.

It can be seen from the above that the rotating structure of the locking pin head of the present invention is indeed the first in the industry and meets the novel requirements of the new patent, and its comprehensive innovative design conforms to the progressive requirements of the new patent, and its plugging head After the rear insertion end is inserted into the locking pin head sleeve portion by the second groove, the second rib is restrained by pressing the rib on the outer circumference of the sleeve portion, and the degree of freedom of rotation of the locking pin head is maintained. , in line with better industrial use.

The foregoing description of the preferred embodiments of the present invention is specifically described as a technical feature of the present invention; however, those skilled in the art can make changes and modifications to the present invention without departing from the spirit and principles of the present invention. Such changes and modifications shall be covered in the scope defined by the following patent application.

In summary, the creation of the lock head rotation structure has indeed achieved all the purposes of this creation, and the spatial pattern of the combined structure is not found in similar products, nor has it been disclosed before the application, and has been in compliance with the patent law. The provisions of the law, 提出 apply in accordance with the law.

40‧‧‧Lock head

41‧‧‧ Front plug end

411‧‧‧First trench

42‧‧‧ 容套部

421‧‧‧ dent

422‧‧‧ ribs

423‧‧‧ accommodating space

50‧‧‧挚挚头

51‧‧‧ rear end

511‧‧‧Second trench

52‧‧‧Secretary

53‧‧‧ third trench

60‧‧‧Flexible body

70‧‧‧O-ring

Claims (16)

A lock pin rotating structure comprises: a lock pin head, wherein the lock pin head is composed of a front plug end and a sleeve portion, wherein the sleeve portion is provided with an accommodating space; and the front plug end is provided with a first a groove, the insertion head is composed of a rear insertion end and a fixing portion, the rear insertion end is provided with a second groove, and the rear insertion end is inserted into the lock pin to the foregoing The accommodating space of the accommodating portion is inserted into the accommodating space of the accommodating sleeve portion, and a nip is pressed on the surface of the accommodating portion to generate a rib in the space in the accommodating portion. The foregoing second rib of the rear insertion end is limited to the accommodating portion by the rib, and the locking pin head thereof still has a degree of freedom of rotation; and a flexible body, the winding body and the foregoing The fixing portions are fixedly connected to each other; and the locking pin rotating structure is formed. The lock pin rotating structure according to claim 1, wherein the front end of the front insertion end may be a front end of a conical head, a front end of a flat head or a front end of a trapezoidal head. The lock pin rotating structure according to the first aspect of the invention, wherein the accommodating space of the sleeve portion can be a stepped accommodating space or a single hole accommodating space. The lock pin rotating structure according to claim 1, wherein the outer diameter of the front plug end and the outer diameter of the sleeve portion are set to have the same outer diameter. The lock pin rotating structure according to claim 1, wherein the outer diameter of the front insertion end is smaller than the outer diameter of the sleeve portion. The lock pin rotating structure according to claim 1, wherein a ring body can be disposed between the front plug end and the sleeve portion. The lock pin rotating structure according to claim 1, wherein the pressure groove on the sleeve portion is a discontinuous pressure groove having a certain interval. The lock pin rotating structure according to claim 1, wherein the pressure groove on the sleeve portion is a continuous gully surrounded by a circumference. The lock pin rotating structure according to claim 1, wherein the front end of the rear insertion end may be a front end of the tapered head, a front end of the flat head, a front end of the trapezoidal head or a front end of the convex head. The lock pin rotating structure according to claim 9, wherein the second groove may be an arc groove, a flat groove, a single oblique groove or a double oblique groove. The lock pin rotating structure according to claim 1, wherein the outer diameter of the rear insertion end is the same as the outer diameter of the fixing portion. The lock pin rotating structure according to claim 1, wherein the outer diameter of the rear insertion end is smaller than the outer diameter of the fixing portion. The lock pin rotating structure according to claim 1, wherein the flexible body is a steel cable, a steel cable or a chain. The lock pin rotating structure according to claim 13, wherein the combination of the chain and the fixing portion is the first chain of the chain A plurality of pressure tooth marks are arranged around the end, and the front end of the first chain is welded to the fixing portion to be fixed. The lock pin rotating structure according to claim 1, wherein the lock pin head can also be provided as a lock head, and the lock head integrally connects the sleeve portion. The lock pin rotating structure according to any one of claims 1 to 15, wherein the second groove of the insertion head is adjacent to a third groove, and an O-ring is disposed therebetween.