CN201487029U - Rotating shaft structure capable of improving blocking strength - Google Patents
Rotating shaft structure capable of improving blocking strength Download PDFInfo
- Publication number
- CN201487029U CN201487029U CN2009201509776U CN200920150977U CN201487029U CN 201487029 U CN201487029 U CN 201487029U CN 2009201509776 U CN2009201509776 U CN 2009201509776U CN 200920150977 U CN200920150977 U CN 200920150977U CN 201487029 U CN201487029 U CN 201487029U
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- China
- Prior art keywords
- shaft part
- backstop
- restriction
- blocks
- block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a rotating shaft structure capable of improving blocking strength. A plurality of convex first stopper blocks are punched on one of surfaces of a pivoting seat in an angle range, and second stopper blocks the number of which is same with the number of the first stopper blocks are convexly arranged on a matched mandrel; by the simultaneously stopping the first stopper blocks and the second stopper blocks, the blocking structure strength is improved; a plurality of blocking structures are formed by the single surface of the pivoting seat, the parts and assembly errors can be reduced, and the assembly is simplified.
Description
Technical field
The utility model relates to a kind of turning shaft structure that improves backstop intensity, refers to a kind of turning shaft structure with many backstops location with the restriction opening angle especially, is applicable to cover-lifting type electronic device.
Background technique
Generally be used for the rotating shaft of drawing-pushing type electronic product,,, usually stop configurations can be set in rotating shaft, after opening an angle, can't continue to overturn backward with backstop alignment restrictions screen in order to limit the angle of screen opening as the rotating shaft of notebook computer.
M303606 number novel patent of prior art such as TW " can limit the pivot that starts angle ", it is located between the display screen and body of folding electron product, includes: a base is fixed in the body of folding electron product, and being provided with a circular hole, this circular hole surface below forms a block; One supporting frame is fixed in the display screen of folding electron product; One rotating shaft has with the joint of supporting frame winding and passes the axial region of base circular hole; One shell fragment group is located on the axial region of rotating shaft, and rotating shaft axially on compressing power is provided; One friction wheels are arranged on the axial region of rotating shaft, produce resistance make on the display screen that is fixed in the folding electron product supporting structure relatively the body of folding electron product amount to or unspecified angle on open; And a backstop cam, have a perforation and supply the axial region of above-mentioned rotating shaft to pass and can rotate together, and have a sector part in outer rim; One side of above-mentioned backstop cam sector part, when rotating shaft was rotated, meeting contacted with the block of the circular hole below of base and reaches backstop action, can limit the angle that starts of pivot.
Though above-mentioned prior art can reach the backstop effect, so only come the backstop screen by a block that protrudes, the backstop insufficient strength is repeatedly being used back damage easily.
M345152 number novel patent of another prior art such as TW " pivot of the two retaining of single bolster point ", it mainly is the tabs bi-side of passing for axial region on the single bolster of pivot, is respectively arranged with the first outstanding block and second block; In addition and first and second limit element of together rotating of axial region, be divided into the bi-side of tabs, each limit element has first and second blocked part respectively.When pivot was opened into maximum angle, first blocked part can offset with first block, and second blocked part can offset with second block, with the rotating shaft of common restriction pivot and the support maximum angle that rotates relative to pedestal.
This existing structure comes backstop with the two-sided block of respectively establishing of bolster, though can improve backstop intensity, so needs to increase limit element, and during assembling easily because of the direction assembly defect of limit element, therefore still not satisfactory.
The model utility content
Main purpose of the present utility model, promptly providing a kind of turning shaft structure that improves backstop intensity, wherein one side in pin joint seat, scope according to angle is dashed first block of establishing a plurality of protrusions, and on the axle of collocation, be convexly equipped with second block of identical respective amount, by backstop of out of the ordinary and a plurality of second blocks while of a plurality of first blocks, to improve the structural strength of backstop.
Another purpose of the present utility model is promptly providing a kind of turning shaft structure that improves backstop intensity, borrows the structure that forms many backstops in the single face of pin joint seat, can reduce part, simplifies assembling, and the mistake that reduces assembling.
For reaching above-mentioned purpose, the utility model can improve the technological means that the turning shaft structure of backstop intensity takes and comprise:
One pin joint seat is fixed on the body of cover-lifting type electronic device, and it has a vertical type shelf plate, and this frame plate is provided with a pivoted hole, and the wherein one side of this frame plate is provided with first block that plural number protrudes.
One axle, be arranged in this pivoted hole with a non-circular restriction shaft part, one end of this restriction shaft part is provided with a lip part, this lip part is provided with a plurality of second blocks of distinguishing block in those first blocks, be arranged with an elastic element on this restriction shaft part, and end establishes a packing element, this axle is provided with a junction in a side of this lip part, in order to rabbet a fixed block, this fixed block is fixed on the lid of cover-lifting type electronic device.
When the Cover opening of electronic equipment, axle is rotated, and second block promptly rotates simultaneously, when being opened to the angle of restriction, a plurality of second blocks block simultaneously promptly out of the ordinary is in a plurality of first blocks of pin joint seat, and forms the effect of many backstops, and backstop intensity is improved.
The utility model can improve another technological means that the turning shaft structure of backstop intensity takes and comprise:
One pin joint seat has a vertical type shelf plate, and this frame plate is provided with a pivoted hole, and the wherein one side of this frame plate is provided with first block that plural number protrudes.
One axle is arranged in this pivoted hole with a non-circular restriction shaft part, is arranged with an elastic element on this restriction shaft part, and end establishes a packing element, and the end in addition of this axle is provided with a junction, in order to rabbet a fixed block.
One stop tab is sheathed on this restriction shaft part with the section limiting holes identical with this restriction shaft part, and its periphery is convexly equipped with a plurality of second blocks of distinguishing block in those first blocks.
When the Cover opening of electronic equipment, stop tab along with axle with changeing, second block promptly rotates simultaneously, when the Cover opening of electronic equipment during to limited angular, a plurality of second blocks of stop tab block simultaneously promptly out of the ordinary is in a plurality of first blocks of pin joint seat, to form the effect of many backstops.
For further understanding feature of the present utility model, technological means and the concrete function of being reached, purpose, enumerate now than specific embodiment, continue describe in detail with accompanying drawing as after.
Description of drawings
Fig. 1 is the utility model first embodiment's a combination stereogram.
Fig. 2 is the utility model first embodiment's a element exploded view.
Fig. 3 is the subelement decomposing schematic representation at another visual angle of the utility model.
Fig. 4 is the subelement combination schematic representation at another visual angle of the utility model.
Fig. 5 is the stereogram at another visual angle of the utility model stationary cam.
Fig. 6 is that the utility model first block and second block are in the fashionable view of cover cap.
Fig. 7 is the backstop view of the utility model during in Cover opening to predetermined angle.
Fig. 8 is the utility model second embodiment's a portion of element exploded view.
[primary component symbol description]
1, pin joint seat 10, fixed hole
11, frame plate 12, pivoted hole
13, embedding hole 14, first block
2, axle 20, restriction shaft part
201, plane 21, lip part
22, second block 23, joint
3, fixed block 30, fixed hole
4, stationary cam 41,42 positioning grooves
43, axis hole 44, projection
45, oil storage hole 5, movable cam
51,52, locating bump 53, axis hole
6, elastic element 61, shell fragment
610, limiting holes 7, packing element
8, pad 80, limiting holes
81, oil storage hole 9, stop tab
90, second block 91, limiting holes
Embodiment
Seeing also Fig. 1-2, is the utility model first embodiment's three-dimensional combination figure and element exploded view.The turning shaft structure that the utility model can improve backstop intensity comprises a pin joint seat 1, and it is provided with plural fixed hole 10, is used for rotating shaft is fixed in the body of cover-lifting type electronic device.This pin joint seat 1 has a vertical type shelf plate 11, and this frame plate 11 is provided with a circular pivoted hole 12 and an embedding hole 13, and 14, two first blocks 14 of first block that the wherein one side of this frame plate 11 is provided with two protrusions are 180 degree configurations.
One axle 2, be arranged in this pivoted hole 12 with a non-circular restriction shaft part 20, one end of restriction shaft part 20 is provided with a lip part 21, this lip part 21 is provided with second block 22 of two protrusions, please consult Fig. 3-4 simultaneously, two second blocks 22 also are 180 degree configurations, and two second blocks 22 can be with axle 2 rotations block out of the ordinary in two first blocks 14 of pin joint seat 1.This axle 2 is provided with a junction 23 in a side of this lip part 21, in order to rabbet a fixed block 3.This fixed block 3 is provided with plural fixed hole 30, and in order to fixed block 3 is fixed on the lid of cover-lifting type electronic device, it is fashionable that lid is lifted, and axle 2 is rotated in the pivoted hole 12 of pin joint seat 1.The restriction shaft part 20 of this axle 2 is provided with two planes 201, makes these restriction shaft part 20 sections be non-circular.
The movable cam 5, an elastic element 6 and the packing element 7 that are arranged with a stationary cam 4 on this restriction shaft part 20 in regular turn and join with this stationary cam 4.The phase-contact surface of this stationary cam 4 and movable cam 5 is provided with at least one pair of can chimeric mutually positioning groove and locating bump.In present embodiment, please cooperate and consult Fig. 5, this stationary cam 4 be provided with two adjacent and be located at the positioning groove 41 of inner ring, with two adjacent and be located at the positioning groove 42 of outer ring; This movable cam 5 be provided with two adjacent and be located at the locating bump 51 of inner ring, with two adjacent and be located at the locating bump 52 of outer ring.This stationary cam 4 is sheathed on this restriction shaft part 20 with a circular axis hole 43, and with a projection 44 build-ins in the embedding hole 13 of this pin joint seat 1, the bi-side of stationary cam 4 all are provided with a plurality of oil storage holes 45.This movable cam 5 is sheathed on this restriction shaft part 20 with the shape axis hole 53 identical with these restriction shaft part 20 sections.Be provided with two pads 8 between this stationary cam 4 and this pin joint seat 1, those pads 8 are sheathed on this restriction shaft part 20 with the limiting holes 80 identical with these restriction shaft part 20 sections, and the both sides of pad 8 all are provided with oil storage hole 81.
This elastic element 6 is a plurality of arc spring laminations 61, and each is sheathed on this restriction shaft part 20 with the shape limiting holes 610 identical with limiting shaft part 20 sections those shell fragments 61, and with the positive and negative setting that is staggered.Be provided with a pad 8 between this elastic element 6 and this packing element 7, this pad 8 is sheathed on this restriction shaft part 20 with the limiting holes 80 identical shaped with limiting shaft part 20 sections.This packing element 7 can be an anti-loose nut, and restriction shaft part 20 ends are provided with thread section, and nut can be screwed together on the axle 2.
By above-mentioned structure, see also Fig. 6, for the utility model in the fashionable schematic representation of cover cap, when the Cover opening of electronic equipment, axle 2 is rotated, and two second blocks 22 rotate simultaneously, as shown in Figure 7, when being opened to about 130 when spending, two second blocks 22 of axle 2 blocks respectively and form the effect of two backstops in two first blocks 14 of pin joint seat 1.The structure of the two backstops of single face can make backstop intensity multiple increase, and can reduce part whereby, simplifies assembling, and reduces the mistake of assembling.
In addition, the utility model can the scope according to angle be convexly equipped with several second blocks on axle 2, be not limited to two, and establishes first block of identical respective amount in pin joint seat 1 upper punch of collocation, can increase the structural strength of backstop.
See also Fig. 8, be the utility model second embodiment's element exploded view.Second block 22 of the utility model two set protrusions on axle 2 can change into and being located on the stop tab 9.This stop tab 9 is sheathed on 2, two second blocks 90 of axle and is protruded out by the periphery of stop tab 9, is 180 degree configurations, and stop tab 9 is sheathed on a limiting holes 91 identical with restriction shaft part 20 sections and limits on the shaft part 20, to rotate synchronously with axle 2.When screen opening during to predetermined angle, stop tab 9 is along with axle 2 is rotated, and two second block 90 i.e. two first blocks 14 of block on pin joint seat 1 respectively, establish two stop configurations in the single face of pin joint seat 1 whereby and improve backstop intensity.Second block 90 of stop tab 9 also can be made as a plurality of on demand, is not limited to two, and establishes first block of identical respective amount in pin joint seat 1 upper punch of collocation, to increase the structural strength of backstop.
Though the utility model has disclosed preferable specific embodiment for achieving the above object, precisely because be not in order to limit structure characteristics of the present utility model, any those skilled in the art should know, under technical spirit of the present utility model, any think easily and variation or to modify all be possible, and the claims that are all the application are contained.
Claims (11)
1. the turning shaft structure that can improve backstop intensity is characterized in that, comprises:
One pin joint seat has a vertical type shelf plate, and this frame plate is provided with a pivoted hole, and the wherein one side of this frame plate is provided with first block of a plurality of protrusions;
One axle is arranged in this pivoted hole, and this axle is provided with a lip part, and this lip part convexes with a plurality of second blocks of distinguishing block in those first blocks, and this axle is provided with a junction in a side of this lip part, in order to rabbet a fixed block.
2. the turning shaft structure that improves backstop intensity according to claim 1 is characterized in that, those first blocks are made as two, and those second blocks also are made as two.
3. the turning shaft structure that improves backstop intensity according to claim 2 is characterized in that, those first blocks are 180 degree configurations, and those second blocks also are 180 degree configurations.
4. the turning shaft structure that improves backstop intensity according to claim 1, it is characterized in that, this axle is arranged in this pivoted hole with a non-circular restriction shaft part, be arranged with a stationary cam in regular turn on this restriction shaft part, one movable cam, one elastic element, and end is established a packing element, the abutted surface of this stationary cam and movable cam is provided with at least one pair of can chimeric mutually positioning groove and locating bump, this stationary cam is located at this restriction shaft part with a circular shaft borehole jack, and with a projection build-in in this pin joint seat, this movable cam is located at this restriction shaft part with the shape shaft hole sleeve identical with this restriction shaft part section.
5. the turning shaft structure that improves backstop intensity according to claim 4, it is characterized in that, this elastic element is a plurality of arc spring laminations, those shell fragments and with the positive and negative setting that is staggered, be provided with a pad between this elastic element and this packing element, this elastic element is to be sheathed on this restriction shaft part with the section limiting holes identical with this restriction shaft part with this pad.
6. the turning shaft structure that improves backstop intensity according to claim 4 is characterized in that, is provided with two pads between this stationary cam and this pin joint seat, and those pads are sheathed on this restriction shaft part with the limiting holes identical with this restriction shaft part section.
7. the turning shaft structure that improves backstop intensity according to claim 4 is characterized in that, this stationary cam be provided with two adjacent and be located at the positioning groove of inner ring, with two adjacent and be located at the positioning groove of outer ring; This movable cam be provided with two adjacent and be located at the locating bump of inner ring, with two adjacent and be located at the locating bump of outer ring.
8. the turning shaft structure that can improve backstop intensity is characterized in that, comprises:
One pin joint seat has a vertical type shelf plate, and this frame plate is provided with a pivoted hole, and the wherein one side of this frame plate is provided with first block that plural number protrudes;
One axle is arranged in this pivoted hole with a non-circular restriction shaft part, and the end in addition of this axle is provided with a junction, in order to rabbet a fixed block;
One stop tab is sheathed on this restriction shaft part with the section limiting holes identical with this restriction shaft part, and its periphery is convexly equipped with a plurality of second blocks of distinguishing block in those first blocks.
9. the turning shaft structure that improves backstop intensity according to claim 8 is characterized in that, this first block is provided with two, and is 180 degree configurations, and this second block also is provided with two, also is 180 degree configurations.
10. the turning shaft structure that improves backstop intensity according to claim 8, it is characterized in that, be arranged with a stationary cam, a movable cam and an elastic element on the restriction shaft part of this axle in regular turn, and end is established a packing element, the abutted surface of this stationary cam and movable cam is provided with at least one pair of can chimeric mutually positioning groove and locating bump, this stationary cam is located at this restriction shaft part with a circular shaft borehole jack, and with a projection build-in in this pin joint seat, this movable cam is located at this restriction shaft part with the shape shaft hole sleeve identical with this restriction shaft part section.
11. the turning shaft structure that improves backstop intensity according to claim 10, it is characterized in that, this elastic element is a plurality of arc spring laminations, those shell fragments and with the positive and negative setting that is staggered, be provided with a pad between this elastic element and this packing element, this elastic element is to be sheathed on this restriction shaft part with the section limiting holes identical with this restriction shaft part with this pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201509776U CN201487029U (en) | 2009-06-03 | 2009-06-03 | Rotating shaft structure capable of improving blocking strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201509776U CN201487029U (en) | 2009-06-03 | 2009-06-03 | Rotating shaft structure capable of improving blocking strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201487029U true CN201487029U (en) | 2010-05-26 |
Family
ID=42425907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201509776U Expired - Lifetime CN201487029U (en) | 2009-06-03 | 2009-06-03 | Rotating shaft structure capable of improving blocking strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201487029U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105986723A (en) * | 2015-02-02 | 2016-10-05 | 青岛海尔特种电冰柜有限公司 | Door closing hinge with damper |
| CN113669341A (en) * | 2021-08-16 | 2021-11-19 | 宁波珈多利机械有限公司 | Retaining ring anti-falling mechanism of constant velocity universal joint |
-
2009
- 2009-06-03 CN CN2009201509776U patent/CN201487029U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105986723A (en) * | 2015-02-02 | 2016-10-05 | 青岛海尔特种电冰柜有限公司 | Door closing hinge with damper |
| CN105986723B (en) * | 2015-02-02 | 2018-02-06 | 青岛海尔特种电冰柜有限公司 | Door closing hinge with damper |
| CN113669341A (en) * | 2021-08-16 | 2021-11-19 | 宁波珈多利机械有限公司 | Retaining ring anti-falling mechanism of constant velocity universal joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100526 |
|
| CX01 | Expiry of patent term |