CN201582298U

CN201582298U - Undee shrapnel

Info

Publication number: CN201582298U
Application number: CN2009201340984U
Authority: CN
Inventors: 唐其诠
Original assignee: Advanced Connectek Shenzhen Ltd
Current assignee: Advanced Connectek Shenzhen Ltd
Priority date: 2009-07-28
Filing date: 2009-07-28
Publication date: 2010-09-15
Anticipated expiration: 2019-07-28

Abstract

The utility model relates to an undee shrapnel, in particular to a shrapnel which is provided with multiple curved surfaces and can increase the compression force bearing degree so as to prolong the service life. The center of the shrapnel is provided with a through hole; the periphery of the shrapnel is provided with a plurality of convex parts and concave parts respectively; the convex parts and the concave parts are connected with each other to form a continuous curved surface; and by adopting the structure, the undee shrapnel can improve the phenomenon that the habitually used disc-shaped shrapnel deforms resulting from elasticity fatigue due to insufficient compression force bearing degree.

Description

The waveform shell fragment

[technical field]

This creation system especially means a kind of shell fragment that multiple camber can be promoted compression power tolerances and then promote working life that has about a kind of waveform shell fragment.

[background technique]

With regard to mobile computer, have two parts of screen and body usually, and linked, and see through the rotating shaft pivot of this pivot device and reach the function that this screen can be raised or close with the pivot device that is positioned at two sides.

Please refer to Fig. 6, shown in Figure 7, commonly use at present in the pivot device 1 of mobile computer and comprise a L type pedestal 10, two packing rings 11, a pad 12, a plurality of dish-like shell fragment 13, a location piece 14, a pivot 15 and a nut 16; Wherein, this L type pedestal 10 has a horizontal segment 101 and a vertical section 102 and is fixedly arranged on the body of mobile computer with this horizontal segment 101, and this vertical section 102 is provided with a perforation 1021; This two packing ring 11 respectively has a perforation 111 and lays respectively at two sides of this vertical section 102, and this perforation 1021,111 is mutual correspondence; This pad 12 is to be positioned at these horizontal segment 101 tops and to be positioned at this packing ring 11 to differ from one of this vertical section 102 side, and it has a perforation 121 corresponding to this perforation 111; These a plurality of dish-like shell fragments 13 are to be set up in parallel in this pad 12 to differ from one of this packing ring 11 side, respectively have a perforation 131 corresponding to this perforation 121; This location piece 14 is to be positioned at this dish-like shell fragment 13 to differ from one of this pad 12 side, and it has a perforation 141 corresponding to this perforation 131; This pivot 15 has a thread section 151 and a screen holding part 152 and is arranged in this perforation 1021,111,121,131,141 with this thread section 151; 16 on this nut is locked in this thread section 151.

When the tightness that this pivot device 1 is locked in this thread section 151 through this nut 16 is controlled these pivot 15 pivots, the frictional force that each assembly surface produced, and then the torsion when forming the mobile computer screen and raising or close, wherein, 13 roles of this dish-like shell fragment not only are to increase the frictional force of this pivot device 1 inside, also can be when this nut 16 lock, see through the elasticity of this dish-like shell fragment 13 itself, keep the balance of this pivot device 1 internal compression power.

Yet, the shape of this dish-like shell fragment 13 is a unidirectional little bent circular arc type, only form a little bent convex surface towards single direction, when this dish-like shell fragment 13 is compressed, this compression power can only unidirectionally discharge, its effect that relaxes pressure is limited, and of a specified duration when service time one, just occur the state of elastic fatique and distortion easily and have influence on working life of whole pivot device 1, therefore, with regard to the structure of pivot device 1 shell fragment, it still has improved space.

[summary of the invention]

This creator is actively to set about going in for the study because above-mentioned to commonly use pivot device not good and easily produce the shortcoming of elastic fatique state because of elastic piece structure, through constantly test and effort, develops this creation finally.

The main purpose of this creation is to provide a kind of and has continuous curve surface, can promote compression power tolerances and then promotes the waveform shell fragment in working life.

In order to reach above-mentioned creation purpose, this creation system takes following technological means to be reached, the waveform shell fragment of this creation wherein, and its central authorities are provided with a perforation, then be provided with a plurality of protuberances and recess between respectively on every side, this protuberance and recess continue mutually to form a continuous curve surface.

By above-mentioned structure, the waveform shell fragment of this creation is that a ring-like shell fragment is to be sheathed on the rotating shaft, two sides of this waveform shell fragment then can be provided with the associated component of pivot device inside, when this waveform shell fragment is subjected to the compressing of two side associated components, just can see through the continuous curve surface that its a plurality of protuberance and recess formed, the compressing power of releiving slowing down its pressurized degree and to reduce the probability of being out of shape because of elastic fatique, and then promotes its working life two-wayly.

[description of drawings]

Fig. 1 is the waveform shell fragment stereogram of this creation.

Fig. 2 is the waveform shell fragment side view of this creation.

Fig. 3 is the exploded view that the waveform shell fragment of this creation is used for a pivot device.

Fig. 4 is the stereogram that the waveform shell fragment of this creation is used for a pivot device.

Fig. 5 is the plan view that the waveform shell fragment of this creation is used for a pivot device.

Fig. 6 is an exploded view of commonly using pivot device.

Fig. 7 is a side view of commonly using pivot device.

[embodiment]

Please refer to Fig. 1, shown in Figure 2, the waveform shell fragment 20 of this creation, its central authorities are provided with a perforation 201, then are provided with a plurality of protuberances 202 and recess 203 between respectively on every side, and this protuberance 202 continues to form a continuous curve surface mutually with 203 of recesses.

Wherein, can be provided with fixedly salient point 2021 at least one this protuberance 202 with this waveform shell fragment 20 and other assembly positioning combination; Still can be provided with oil groove 2022 at least one this protuberance 202 in addition and wherein reach lubrication effect for the lubricant oil injection.

Please refer to Fig. 3 to shown in Figure 5, this waveform shell fragment 20 is to be used to link the body of mobile computer and the pivot device 2 of screen, and this pivot device 2 is to comprise: a bolster 21, a location pad 22, a screen fixing frame 23, a pad 27, a holding piece 24, the one concavo-convex 25 and one riveted spare 26 of taking turns.

Wherein, this bolster 21 has the axis body 212 that a joint 211 and that is incorporated into the mobile computer body is parallel to this joint 211.

These locating washer 22 2 side peripheries relatively convex with semicircle positioning part 221 respectively, and central authorities then have a perforation 222.

This screen fixing frame 23 has a vertical section 231 and a horizontal segment 232, and fixes it with this horizontal segment 232 with screen, and this vertical section 231 has the clamping groove (not shown) that a perforation 2311 and corresponding to this perforation 222 is positioned at these 2311 tops of boring a hole.

This pad 27 has a perforation 271 corresponding to this perforation 2311.

This holding piece 24 has a clip hook 241 and the perforation 242 corresponding to this perforation 2311 corresponding to this clamping groove.

This is concavo-convex takes turns 25 and has a perforation 251 corresponding to this perforation 242, and is provided with corresponding to this fixing fixed groove (not shown) of salient point 2021 in the sides adjacent with this waveform shell fragment 20.

This riveted spare 26 has a perforation 261 corresponding to this perforation 251.

In the present embodiment, system with three waveform shell fragments 20 be arranged at this concavo-convex take turns 25 and riveted spare 26 between, and be arranged in this perforation 222 in regular turn with this

axis body

212,2311,271,242,251,201, among 261, adopt the mode of revolving riveting to be assembled again and fix it, wherein, adjacent to this concavo-convex take turns 25 waveform shell fragment 20 be with its fixedly salient point 2021 embed this concavo-convex takes turns in 25 the fixed groove and both relative positions located, these three waveform shell fragments 20 are that the mode with protuberance 202 corresponding protuberance 202 recesses 203 corresponding recess 203 is set up in parallel, when revolving the riveting assembling, this waveform shell fragment 20 is just bearing the compressing power of adjacent component when assembling, and see through itself elasticity and two sides this protuberance 202 and recess 203 formed multiple cambers, this compressing power of releiving makes the compressing power of these pivot device 2 inner each assemblies keep the state of balance.

So when the waveform shell fragment of this creation is installed in the pivot device, see through the structure of its multiple camber, can improve and commonly use dish-like shell fragment and cause the phenomenon of being out of shape owing to compression power tolerances is not enough because of elastic fatique, and the structure that sees through its multiple camber can be adjusted the torsion of this pivot device, keep the compression power balance of inner each assembly of this pivot device, the above person only only is the preferred embodiment of this creation, when the scope that can not limit this creation enforcement with this; So the simple equivalent that Fan Yiben creation claim and creation description are done changes and modification, all should still belong in the scope that this novel patent contains.

[primary clustering symbol description]

1-pivot device 10-L type pedestal 101-horizontal segment 102-vertical section

1021-perforation 11-packing ring 111-perforation 12-pad

The dish-like shell fragment 131-perforation of 121-perforation 13-14-spacer

141-perforation 15-pivot 151-thread segment 152-screen canned paragraph

16-nut 2-pivot device 20-Undee shrapnel 201-perforation

202-protuberance 2021-is salient point 2022-oil groove 203-recess fixedly

21-bolster 211---connecting portion 212-axis body 22-locating shim

The semicircle positioning part 222-perforation of 221-23-screen fixing frame 231-vertical section

2311-perforation 232-horizontal segment 24-holding piece 241-clip hook

The concavo-convex 251-perforation 26-riveted spare of taking turns of 242-perforation 25-

261-perforation 27-pad 271-perforation.

Claims

1. a waveform shell fragment is characterized in that these waveform shell fragment central authorities are provided with a perforation, then is provided with a plurality of protuberances and recess between respectively on every side, and this protuberance and recess continue mutually to form a continuous multi curved surface.

2. waveform shell fragment as claimed in claim 1 is characterized in that at least one this protuberance is provided with fixedly salient point.

3. waveform shell fragment as claimed in claim 1 or 2 is characterized in that at least one this protuberance is provided with oil groove.