CN2913797Y - Up-down adjustable rotation shaft mechanism - Google Patents
Up-down adjustable rotation shaft mechanism Download PDFInfo
- Publication number
- CN2913797Y CN2913797Y CN 200620113865 CN200620113865U CN2913797Y CN 2913797 Y CN2913797 Y CN 2913797Y CN 200620113865 CN200620113865 CN 200620113865 CN 200620113865 U CN200620113865 U CN 200620113865U CN 2913797 Y CN2913797 Y CN 2913797Y
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- CN
- China
- Prior art keywords
- supporting element
- rotary shaft
- shaft mechanism
- ring
- adjustable lifting
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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 mechanism, the height of which can be regulated. The mechanism includes a support element, a lower pivot device arranged at the bottom of the support element, an upper pivot device arranged at the top of the support element, and two linking rod sets connected between the upper and lower pivot devices. When the support element is lifted or fallen and distance in front and back direction is regulated, the rotating radius of the two linking rod sets is used as moving range of the support element to generate a relative movement (pushing and pulling) of two sets of drawing sheet at the top, at the same time, two above side shaft rings rotate synchronically to rotate the two active rods without changing original angle between the two upper support frames.
Description
Technical field
The utility model is a kind of rotary shaft mechanism, especially refer to that a kind of top in a supporting element, bottom link a upper and lower pivot device separately, and be connected with two connection rod set between these upper and lower pivot devices, when being installed on lifting and longitudinal separation adjustment in order to define this head lamp brush guard pivot, the unlikely original angle that influences supported object.
Background technique
By flat-panel screens, for example liquid crystal display, LCD TVs or plasm TV ... Deng, because of possessing light weight is arranged, advantage such as thinning and radiationless line, so replace traditional iconoscope (CRT) display device gradually.Because liquid crystal and plasma display have the restriction at visual angle when viewing and admiring, be with, mostly be provided with at least one rotating shaft between itself and base, make this display device have the function that the elevation angle is adjusted with respect to base.
Yet this kind mode but can't provide this flat-panel screens lifting and move forward and backward function, therefore, the dealer develops a four link type turning shaft structure, wherein, these turning shaft structure both sides are provided with two connecting rods that are arranged in parallel, and each connecting rod two ends is equipped with a pivot, when lift adjustment, because of the fixed size of connecting rod, and setting by each pivot, and then change distance between two connecting rods, and make supported object, for example flat-panel screens still can keep original angle in the displacement process.Only this four link type turning shaft structure significant disadvantage is, because its pivot points is a lot of, and the transmission of moment is to be the N type, and unavoidable lossy phenomenon takes place.In addition, these four link type turning shaft structures are more because of pivoting point, so that complex structure, not only increase the degree of difficulty of assembling, also make manufacture cost high.
Based on many shortcomings of preceding taking off the four link type turning shaft structure, the Chinese utility model patent 200420104906.X patent case that the utility model claimant is had and disclose a kind of " rotary shaft mechanism of tool revolution and lifting ", it is by a supporting element, one is located at the underframe of bottom between two axillares of supporting element, two are arranged at the lower rotary shaft of supporting element bottom relatively, one is located at the upper frame at top between two axillares of supporting element, two are arranged at the last rotating shaft at supporting element top relatively, and the two pulling-on piece groups of being located at relatively outside two axillares are formed.The underframe of this case and upper frame are that one is installed in rotary shaft mechanism, and are indispensable necessary assembly.Only when the utilization of reality, the designed flat-panel screens of each manufacturer is identical not to the utmost completely with the base specification, and the defective that has part to share.
In view of this, the utility model claimant this in the experience of being engaged in rotating shaft design and production and marketing for many years, phase can overcome the too loaded down with trivial details and complexity of structure of aforementioned four link type turning shaft structure, and the shortcoming that can't share of the assembly of existing rotary shaft mechanism, through experiment and test repeatedly, and then develop and " rotary shaft mechanism of adjustable lifting " of the present utility model.
The model utility content
The purpose of this utility model is, a kind of rotary shaft mechanism of adjustable lifting is provided, and has the sharable advantage of assembly simple in structure, rotary shaft mechanism.
For reaching above-mentioned purpose, the utility model provides a kind of rotary shaft mechanism of adjustable lifting, it is characterized in that, it comprises:
One supporting element is microscler plate body, upper and lower of its both sides each projection one grillage, and each grillage has a circular axis hole;
One lower pivot device, be to be relatively arranged on the supporting element bottom with two rotating shafts, its fixing rod is respectively by a lower shaft hole, three transversely arranged axle collars, the vertical type shelf ring of one lower support frame, at least one elastomer, and combine with fixing rod with an end sealing, this supporting element is with respect to two lower support frames, and generation is reversed and stagnated the location;
One head lamp brush guard pivot device, be to be relatively arranged on the supporting element top with two rotating shafts, its motion bar passes through the upright seat ring of a upper bracket respectively, three transversely arranged axle collars, one upper shaft hole, at least one elastomer, and combine with motion bar with an end sealing, this two upper bracket is with respect to this supporting element, and generation is reversed and stagnated the location;
Two connection rod set, be to be located at the supporting element outside separately, each connection rod set has two parallel pulling-on pieces, this two pulling-on pieces diagonal angle end is provided with a turn section and a flat segments respectively relatively, and each section horizontal expansion one pivot pin, so that respectively with three axle collar institute double teams of top and below and correspondingly be linked to the radially annular distance at two ends of these axle collars, and the adjacent annular distance that each diaxon interannular does not articulate respectively articulates a relaying latch, and this upper and lower side's the axle collar is respectively a fixing rod and a movable axis passes through.
Socket one axle sleeve separately in this axis hole wherein, and its adjacent outside is provided with a friction plate.
Wherein the friction plate periphery projection one embedding tenon in this axis hole outside, supporting element top is buckled in the tongue-and-groove of being opened around it.
The wherein single setting of this fixing rod, its central roofbolt both sides are extended the axostylus axostyle that a tool mills face respectively, and in roofbolt position socket one torsion spring, its line end that stretches out is to be resisted against the prominent block of establishing of supporting element, and another line end then is resisted against a fixture.
Wherein be provided with a friction plate between the upright seat ring of this upper bracket and the interior axle collar.
Wherein these supporting element below two grillage peripheries respectively are arranged with an arc guide barrel, encircle the ccontaining of tenon for one of adjacent axle collar periphery projection.
Wherein the frame ring inboard of this lower support frame respectively is hinged with an axle collar, and it is to be intercalated in the hole that connects that the frame ring offers relatively with at least one embedding tenon.
Wherein open a groove around the seat ring of this upper bracket, for the intercalation location of a friction plate periphery projection one embedding tenon.
Wherein a restraining groove is offered in the seat ring inboard of this upper bracket, supplies the ccontaining of an axle collar periphery projection one trip, with the restriction of adjusting as this two upper brackets elevation angle.
Wherein be connected in series the snapping ring that a clipping ring and a clip are positioned at seat ring between this motion bar and the upper bracket in regular turn, this clipping ring has two pairs of draw-in grooves that are oppositely arranged.
The beneficial effects of the utility model are: have the sharable advantage of assembly simple in structure, rotary shaft mechanism.
Description of drawings
Be further to disclose concrete technology contents of the present utility model, at first see also graphic, wherein:
Fig. 1 is the three-dimensional exploded view of the utility model rotary shaft mechanism;
Fig. 2 a and Fig. 2 b are the stereogram of the upright back of the utility model group two different visual angles;
Fig. 3 is the stereogram that the utility model combines with underframe and upper frame;
Fig. 4 is the sectional drawing after the utility model head lamp brush guard pivot device group is stood;
Fig. 5 is the sectional drawing after the utility model lower pivot device group is stood;
Fig. 6 a to Fig. 6 c is the schematic representation of the utility model rotary shaft mechanism lift adjustment;
Fig. 7 a to Fig. 7 c is the schematic representation of the inside reflexed of the utility model rotary shaft mechanism.
Embodiment
Shown in Fig. 1 to Figure 54, basically, rotary shaft mechanism of the present utility model is by a supporting element 1, one lower pivot device 2, two connection rod set 3, and a head lamp brush guard pivot device 4 combines.
Wherein, supporting element 1 is a microscler plate body, upper and lower of its and arranged on left and right sides each projection one grillage 11, it offers an axis hole 111, with respectively for after the socket of the lower pivot device 2 chatted and head lamp brush guard pivot device 4 connect.As shown in the figure, this supporting element 1 has a hollow slots 12, and saving material, and this plate body surface opens a plurality of joining holes 13, so as with its outer coating assembly, for example outer cover links, to cover assemblies such as this supporting element 1 and two pivot devices 2,4.In addition for reducing manufacture cost, the utility model supporting element 1 is to adopt the aluminum alloy moulding, and be to increase its wear-resisting effect, be to get socket one axle sleeve 14 separately in each axis hole 111, and be provided with friction plate 15 in respectively at axle sleeve 14 outsides, with respectively and lower pivot device 2 and 4 in head lamp brush guard pivot device form frictional force.Wherein, the friction plate 15 periphery projections one embedding tenon 151 in these upper shaft hole 111 outsides is to be buckled in the tongue-and-groove of being opened around this upper shaft hole 111 16.
Because this fixing rod 21, a plurality of axle collar 32 and frame ring 221 are to be stationary state, and frictional force occur between the axle collar 32, interior friction plate 15 and the grillage 11, this supporting element 1 is reversed with respect to two lower support frames 2.Torsion spring 26 two end part then prop up block 17 and the fixture 5 that supporting element 1 extends internally respectively, underframe for example, make the ring tenon 32 of the axle collar 32 periphery projections in these prop up axis hole 11 curved recessed guide groove 18 tops on every side constantly, and form an angle of inclination in two lower support frames 22.Moreover this outer collar 32 is to be fixedly arranged on frame ring 221 inboards, for example connects hole 223 with what at least one embedding tenon 322 was intercalated in that frame ring 221 offers relatively, makes this outer collar 32 be fixedly arranged on upper bracket 22.
Two connection rod set 3 are to be located at the outside of supporting element 1 relatively, each connection rod set 3 is made up of two parallel pulling-on pieces 31, and about two pulling-on pieces 31 are able to, be arranged in parallel, be with, the diagonal angle end of this two pulling-on piece 31 is provided with a turn section 311 and a flat segments 312 respectively relatively, and each section horizontal expansion one pivot pin 313 is so that be connected with a plurality of axle collars 32 of top and below.As shown in the figure, these two pulling-on pieces, 31 tops, bottom are respectively 32 double teams of three upper and lower axle collars, and these axle collars 32 radially two ends respectively are provided with an annular distance 32, to supply pivot pin 313 intercalations of corresponding turn section 311 and flat segments 312 respectively, and for forming preferable annexation, 32 321 of adjacent annular distances that do not articulate of each two axle collar respectively articulate a relaying latch 33.As shown in the figure, be example promptly with three axle collars in below 32, three annular distances 321 that this two row is relative are connected in series with a relaying latch 33 by the pivot pin 313 of 31 times turn section 311 of pulling-on piece in the pivot pin 313 and of 31 times flat segments 312 of a relaying latch 33 and an outer pulling-on piece respectively, make two pulling-on pieces, 31 upper and lower ends be articulated in the radially two ends of upper and lower three axle collars 32 separately.Moreover these axle collars 32 are axially opened a slotted hole, and are respectively a fixing rod 21 and a motion bar 41 passes through.
Head lamp brush guard pivot device 4 is to be relatively arranged on supporting element 1 top with two rotating shafts, its both sides are passed through 15, three transversely arranged axle collars 32 of upright seat ring 421, one outside friction discs of a upper bracket 42 respectively with a motion bar 41, friction plate 15 in one, one axle sleeve 14, at least one elastomer 43, and behind the pad 44, with an end sealing 45, for example jam nut combines with motion bar 41, and aforesaid each assembly of packing, two upper brackets 42 can be produced with respect to supporting element 1 reverse and stagnate locating effect.Wherein, when this elastomer 23,43 is implemented, be to be dish-shaped shell fragment, waveform splinter or spring.
Wherein, this outside friction disc 15 projections one embedding tenon 151 is in order to do snapping and in the seat groove 422 that is positioned to be opened around this seat ring 421.In addition, a restraining groove 423 is offered in seat ring 421 inboards of this two upper bracket 42, and ccontaining for top outer collar 32 periphery projection trips 322 is with the restriction of adjusting as these two upper brackets, 42 elevations angle.Moreover, the convergence part 424 of this two upper bracket 42, be by known conjunction, for example screw passes through and is incorporated into a live animal 6, and upper frame as shown in Figure 3 makes this upper frame tipping supported object, for example during flat-panel screens, by the action of gravity of this supporter, and prop up this restraining groove 423 lower edges, and slightly to turning down; Therefore, by upper bracket 42, outside friction disc 15 and outer collar 32 and the interior axle collar 32, interior friction plate 15 and 11 formed frictional force of grillage, the function that can make this live animal 5 adjust together with the supported object tool elevation angle.Be and the utility model is provided with the advantage of two upper brackets 42, be incorporated into a live animal 6, for example upper frame.It can be any appearance or specification according to customer demand, to reduce the stock of these upper frames.
Moreover, between this motion bar 41 and the upper bracket 42 be connected in series the snapping ring 47 that a clipping ring 46 and a clip are positioned at seat ring 421 in regular turn, this clipping ring 46 has two pairs of draw-in grooves that are oppositely arranged 461.When two upper brackets 42 rotate along with movable part 6, make two of snapping ring 47 encircle the retaining edge that tenons 471 are crossed draw-in groove 461, and along its arc edge displacement, in being snapped in another draw-in groove 461, and the parellel that this live animal 6 and fixture 5 are formed shown in Fig. 6 a, if bestow external force again, can make this supporting element 1 descend, and the form of formation shown in Fig. 6 b, adjust live animal 5 this moment again, can be shown in Fig. 6 c, significantly reduce the distance of live animal 6 to fixture 5, dwindling the volume of timber, and help packing, and reduce cost of transportation.
See also Fig. 5 a to Fig. 5 c, when live animal 5 is carried out lifting, supporting element 1 is to be axle center rotation with lower pivot device 2, because this two connection rod set 3 has limited the turning radius of this supporting element 1 top, therefore, during revolution, the parallel pulling-on piece 41 of this two couple produces one and spreads to a relative action of drawing, and three axle collars 42 in top is also rotated synchronously, and make this motion bar 61 rotate, only the hole of being opened because of seat ring 421 is to be circular hole, and the unlikely original angle that influences this live animal 6; That is these two upper brackets, 42 unlikely rotations, and change the angle of its maintenance along with motion bar 41.
Be with, via enforcement of the present utility model, it is a fixed size of utilizing two connection rod set, and an end is fixedly arranged on lower pivot device, and end then is articulated in the head lamp brush guard pivot device in addition, when carrying out the adjustment of lifting and front and back position, be with the turning radius of two connection rod set moving range, make two groups of pulling-on pieces at top produce one and spread to a relative action of drawing, and three axle collars in top are also rotated synchronously as supporting element, and impel two motion bars to turn round, the unlikely original angle that influences this two upper bracket.In addition, be connected in series a clipping ring and a clip between this motion bar and the upper bracket in regular turn and be positioned at the snapping ring of seat ring,, make its a pair of draw-in groove buckle into two ring tenons of adjacent snapping ring when its inverse clock rotation, locate and form, at this moment, this two upper bracket is to be parallel with two lower support frames, applies external force this moment again, this supporting element is descended, can significantly reduce distance between the two, and help packing and transportation, really be a big good structure not seen before.
That the utility model disclosed is a kind of of preferred embodiment, the change of every part or modification and come from technological thought of the present utility model and be have the knack of this technology the people was easy to know by inference, all do not take off patent right category of the present utility model.
Claims (10)
1. the rotary shaft mechanism of an adjustable lifting is characterized in that, it comprises:
One supporting element is microscler plate body, upper and lower of its both sides each projection one grillage, and each grillage has a circular axis hole;
One lower pivot device, be to be relatively arranged on the supporting element bottom with two rotating shafts, its fixing rod is respectively by a lower shaft hole, three transversely arranged axle collars, the vertical type shelf ring of one lower support frame, at least one elastomer, and combine with fixing rod with an end sealing, this supporting element is with respect to two lower support frames, and generation is reversed and stagnated the location;
One head lamp brush guard pivot device, be to be relatively arranged on the supporting element top with two rotating shafts, its motion bar passes through the upright seat ring of a upper bracket respectively, three transversely arranged axle collars, one upper shaft hole, at least one elastomer, and combine with motion bar with an end sealing, this two upper bracket is with respect to this supporting element, and generation is reversed and stagnated the location;
Two connection rod set, be to be located at the supporting element outside separately, each connection rod set has two parallel pulling-on pieces, this two pulling-on pieces diagonal angle end is provided with a turn section and a flat segments respectively relatively, and each section horizontal expansion one pivot pin, so that respectively with three axle collar institute double teams of top and below and correspondingly be linked to the radially annular distance at two ends of these axle collars, and the adjacent annular distance that each diaxon interannular does not articulate respectively articulates a relaying latch, and this upper and lower side's the axle collar is respectively a fixing rod and a movable axis passes through.
2. as the rotary shaft mechanism of claim 1 a described adjustable lifting, it is characterized in that, socket one axle sleeve separately in this axis hole wherein, and its adjacent outside is provided with a friction plate.
3. as the rotary shaft mechanism of claim 2 a described adjustable lifting, it is characterized in that wherein the friction plate periphery projection one embedding tenon in this axis hole outside, supporting element top is buckled in the tongue-and-groove of being opened around it.
4. as the rotary shaft mechanism of claim 1 a described adjustable lifting, it is characterized in that, the wherein single setting of this fixing rod, its central roofbolt both sides are extended the axostylus axostyle that a tool mills face respectively, and in roofbolt position socket one torsion spring, its line end that stretches out is to be resisted against the prominent block of establishing of supporting element, and another line end then is resisted against a fixture.
5. as the rotary shaft mechanism of claim 1 a described adjustable lifting, it is characterized in that, wherein be provided with a friction plate between the upright seat ring of this upper bracket and the interior axle collar.
6. as the rotary shaft mechanism of claim 1 a described adjustable lifting, it is characterized in that wherein these supporting element below two grillage peripheries respectively are arranged with an arc guide barrel, encircle the ccontaining of tenon for one of adjacent axle collar periphery projection.
7. as the rotary shaft mechanism of claim 1 a described adjustable lifting, it is characterized in that wherein the frame ring inboard of this lower support frame respectively is hinged with an axle collar, it is to be intercalated in the hole that connects that the frame ring offers relatively with at least one embedding tenon.
8. as the rotary shaft mechanism of claim 1 a described adjustable lifting, it is characterized in that, wherein open a groove around the seat ring of this upper bracket, for the intercalation location of a friction plate periphery projection one embedding tenon.
9. as the rotary shaft mechanism of claim 1 a described adjustable lifting, it is characterized in that wherein a restraining groove is offered in the seat ring inboard of this upper bracket, supply the ccontaining of an axle collar periphery projection one trip, with the restriction of adjusting as this two upper brackets elevation angle.
10. as the rotary shaft mechanism of claim 1 a described adjustable lifting, it is characterized in that wherein be connected in series the snapping ring that a clipping ring and a clip are positioned at seat ring between this motion bar and the upper bracket in regular turn, this clipping ring has two pairs of draw-in grooves that are oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620113865 CN2913797Y (en) | 2006-05-18 | 2006-05-18 | Up-down adjustable rotation shaft mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620113865 CN2913797Y (en) | 2006-05-18 | 2006-05-18 | Up-down adjustable rotation shaft mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2913797Y true CN2913797Y (en) | 2007-06-20 |
Family
ID=38168396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620113865 Expired - Lifetime CN2913797Y (en) | 2006-05-18 | 2006-05-18 | Up-down adjustable rotation shaft mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2913797Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101373644B (en) * | 2007-08-24 | 2010-07-14 | 兆利科技工业股份有限公司 | Supporting structure and tension regulating mechanism |
| CN101737606B (en) * | 2008-11-17 | 2012-07-18 | 鸿富锦精密工业（深圳）有限公司 | Elevator mechanism and four-bar linkage structure thereof |
| CN101737602B (en) * | 2008-11-17 | 2012-08-29 | 鸿富锦精密工业（深圳）有限公司 | Supporting mechanism and lifting mechanism adopting same |
| CN101672416B (en) * | 2008-09-10 | 2012-10-10 | 鸿富锦精密工业（深圳）有限公司 | Supporting device |
| CN102767673A (en) * | 2011-05-03 | 2012-11-07 | 兆利科技工业股份有限公司 | Support structure |
| CN103574236A (en) * | 2012-08-02 | 2014-02-12 | 兆利科技工业股份有限公司 | Supporting structure |
-
2006
- 2006-05-18 CN CN 200620113865 patent/CN2913797Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101373644B (en) * | 2007-08-24 | 2010-07-14 | 兆利科技工业股份有限公司 | Supporting structure and tension regulating mechanism |
| CN101672416B (en) * | 2008-09-10 | 2012-10-10 | 鸿富锦精密工业（深圳）有限公司 | Supporting device |
| CN101737606B (en) * | 2008-11-17 | 2012-07-18 | 鸿富锦精密工业（深圳）有限公司 | Elevator mechanism and four-bar linkage structure thereof |
| CN101737602B (en) * | 2008-11-17 | 2012-08-29 | 鸿富锦精密工业（深圳）有限公司 | Supporting mechanism and lifting mechanism adopting same |
| CN102767673A (en) * | 2011-05-03 | 2012-11-07 | 兆利科技工业股份有限公司 | Support structure |
| CN103574236A (en) * | 2012-08-02 | 2014-02-12 | 兆利科技工业股份有限公司 | Supporting structure |
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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: 20070620 |
|
| EXPY | Termination of patent right or utility model |