CN203563940U - Angle regulating mechanism for small table board of seat - Google Patents
Angle regulating mechanism for small table board of seat Download PDFInfo
- Publication number
- CN203563940U CN203563940U CN201320537866.7U CN201320537866U CN203563940U CN 203563940 U CN203563940 U CN 203563940U CN 201320537866 U CN201320537866 U CN 201320537866U CN 203563940 U CN203563940 U CN 203563940U
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- China
- Prior art keywords
- connecting rod
- elongated slot
- small table
- seat
- sleeve
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- Expired - Fee Related
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Abstract
(b) The utility model relates to an angle regulating mechanism for a small table board of a seat. The angle regulating mechanism comprises a connecting rod which is connected with the seat, a sleeve which is located on the small table board of the seat, a locating pin which is inserted in a first elongated slot and a second elongated slot, and a torsional spring which is used for providing elastic stress which pushes the locating pin towards one side far away from the central axis of the connecting rod, wherein the connecting rod is synchronously connected with a first pivot joint part, the first elongated slot in an arc shape is formed in the first pivot joint part, and the center of a circle of the arc-shaped track of the first elongated slot is located on the central axis of the connecting rod; the sleeve is movably sleeved on the connecting rod, a second pivot joint part which is installed in the sleeve is movably sleeved on the connecting rod, the second elongated slot in an arc shape is arranged on the second pivot joint part, the center of a circle of the arc-shaped track of the second elongated slot and the central axis of the connecting rod are mutually staggered, the second elongated slot, at the end far away from the central axis of the connecting rod, is provided with a vacancy avoiding position which is convex outwards. By using the angle regulating mechanism, the angle of the small table board can be regulated randomly, and the small table board can be fixed on the corresponding position after proper regulation. (/b).
Description
Technical field
The utility model relates to a kind of angle adjusting mechanism of seat small table plate.
Background technology
For the ease of preventing of article, conventionally can be at sofa, small table plate is installed before vehicle seat, after people sit on the seat, small table plate can be turn to level, holding water cup on small table plate is, cutlery box etc., these seat small table plates can remain on state and the level of lockover conventionally, that is to say, it is merely able to keep level while using, it can not be according to the angle of the needs adjustment upset of using, for example, people, need reading, while reading newspaper, it requires books conventionally, newspaper is inclined, obviously, the seat small table plate of existing arbitrarily adjusting angle can not meet this instructions for use.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of angle adjusting mechanism of seat small table plate, the adjustment angle that it can be random, and can make seat small table plate can be fixed on needed angle.
For achieving the above object, the utility model adopts following technical scheme:
The angle adjusting mechanism of seat small table plate, comprises,
The connecting rod being connected with seat, is synchronously connected with the first articulated section on this connecting rod, be provided with the first curved elongated slot on the first articulated section, and the center of circle of the arching trajectory of this first elongated slot is dropped on the central shaft of connecting rod;
Be positioned at the sleeve on seat small table plate, being socketed in of this sleeve activity also can be around the central shaft rotation of connecting rod on connecting rod, inter-sync second articulated section that is provided with of sleeve, and being socketed on connecting rod of this second articulated section activity also can be rotated around the central shaft of connecting rod; On the second articulated section, be provided with a second curved elongated slot, the center of circle of the arching trajectory of this second elongated slot and the central shaft of connecting rod stagger mutually; The second elongated slot is provided with an outwardly clearance position away from one end of connecting rod central shaft;
Alignment pin, is connected in the first elongated slot and the second elongated slot;
Torsion spring, a free ending pivot of this torsion spring is connected on the second articulated section, another free end is connected with alignment pin, its for provide one by alignment pin towards away from connecting rod central shaft one side promote elastic stress.
The first elongated slot near on the arc-shaped side of connecting rod central shaft one side side by side be arranged with multiple for clamping the recess of alignment pin.
The first articulated section and the second articulated section are all positioned at the inside of sleeve one end opening, and this is provided with an end cap opening part of this end of sleeve.
All rounded platy structures of the first articulated section and the second articulated section, the inwall of sleeve arranges flange, and the outer peripheral edges of the second articulated section are provided with the groove of setting for flange.
The end of connecting rod is connected in the side of seat by a coupling assembling, this coupling assembling comprises bending bar and attachment screw, and the vertical bending section of bending bar is fixed on the side of seat by attachment screw, and connecting rod is connected in the horizontal bending section of bending bar.
The horizontal bending section of connecting rod and bending bar is hinged by a rotating shaft, and coupling assembling also comprises that one is slidably socketed the sliding sleeve on the horizontal bending section of bending bar, and this sliding sleeve forms one near one end of connecting rod and prevents the retainer that connecting rod rotates with respect to bending bar.
In the horizontal bending section of bending bar, be provided with an installing hole extending along its length, the horizontal bending section surface of bending bar is provided with a stopper slot extending along its length, on sliding sleeve, be fixed with the bearing of trend bearing pin radially consistent with it, the medial extremity of this bearing pin extend in installing hole through stopper slot, spring is installed in installing hole, and the elastic stress between bending bar and bearing pin and for providing bearing pin is promoted towards a side of close connecting rod is provided this spring.
The beneficial effects of the utility model are:
Than prior art, the utility model utilizes the arc elongated slot that departs from mutually in two centers of circle when relatively rotating, to produce the cutting angle of clamping position pin, make the adjustment angle that small table plate can be random, and can be fixed on corresponding position after adjusting, make seat small table plate can meet different instructions for uses, simultaneously of the present utility model simple in structure, easy to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is cutaway view of the present utility model;
Fig. 3 is the structural representation of fixed disk in Fig. 1;
Fig. 4 is the structural representation of Fig. 1 turntable;
Fig. 5 is a kind of view of using of the utility model;
Fig. 6 is the another kind of view of using of the utility model;
Fig. 7 is another use view of the utility model;
Wherein: 10, connecting rod; 11, fixed disk; 111, the first elongated slot; 112, recess; 20, small table plate; 21, sleeve; 211, flange; 22, rotating disk; 221, groove; 222, the second elongated slot; 223, clearance position; 224, axis hole; 23, end cap; 30, torsion spring; 31, free end; 32, free end; 40, alignment pin; 50, coupling assembling; 51, attachment screw; 52, installing hole; 53, stopper slot; 54, spring; 55, sliding sleeve; 56, bearing pin; 57, bending bar; 58, rotating shaft.
The specific embodiment
Below, by reference to the accompanying drawings and the specific embodiment, the utility model is described further:
Referring to Fig. 1,2,3,4, seat small table plate governor motion of the present utility model comprises connecting rod 10, is positioned at sleeve 21, alignment pin 40 and torsion spring 30 on small table plate 20, wherein, connecting rod 10 is arranged on the side of seat by coupling assembling 50, connecting rod 10 is connected with fixed disk 11, fixed disk 11 coordinates by being connected homalocephalus and connection flat hole with connecting rod 10, and the center of circle that is provided with the arching trajectory of the first curved elongated slot 111, the first elongated slots 111 on fixed disk 11 is dropped on the central shaft of connecting rod 10.In the socket and connecting rod 10 of sleeve 21 activities, sleeve 21 can, around the central shaft rotation of connecting rod 10, that is to say, the central shaft of connecting rod 10 is the pivot center of small table plate 20.The inter-sync rotating disk 22 that is provided with of sleeve 21, concrete is, the outer peripheral edges of rotating disk 22 are provided with multiple grooves 221, at the inwall of sleeve 21, be provided with the flange 211 being embedded in one to one in the plurality of groove 221, and being socketed on connecting rod 10 of rotating disk 22 activities also can be rotated around the central shaft of connecting rod 10, be sleeve 21 when rotating, rotating disk 22 rotates with respect to the fixed disk 11 that is positioned at its side thereupon, on rotating disk 22, be provided with a second curved elongated slot 222, the central shaft of the center of circle of the arching trajectory of this second elongated slot 222 and connecting rod 10 staggers mutually, that is to say, in fact the second elongated slot 222 is eccentric settings with respect to the pivot center of rotating disk 22, concrete is, the a end of the second elongated slot 222 is for approaching one end of connecting rod 10 central shafts, other end b end is the one end away from connecting rod 10 central shafts, , by being held towards a by b end, this second elongated slot 222 central shaft towards near connecting rod 10 gradually departs from, at b end place, on this second elongated slot 222 limit in the outer part, to outside, protrude and form a clearance position 223.Alignment pin 40 is connected in the first elongated slot 111 and the second elongated slot 222, torsion spring 30 comprises free end 31 and free end 32, wherein, free end 31 is articulated in the axis hole 224 of offering on rotating disk 22,32 of free ends are articulated on alignment pin 40, this torsion spring 30 pressurized under normal conditions, and it has the trend of opening, that is to say, torsion spring 30 can provide an elastic stress that (away from connecting rod 10 central shaft one sides) promote towards outside by alignment pin 40 all the time.
It needs to be noted, the second above-mentioned elongated slot 222 is the deep-slotted chip breaker that a center of circle and connecting rod 10 central shafts depart from, the first elongated slot 111 is that the concentric deep-slotted chip breaker on connecting rod 10 central shafts is dropped in a center of circle, when the second elongated slot 222 rotates with respect to the first elongated slot 111, its the two meeting is along with the radial deflection rotating at connecting rod 10, thereby form a cutting angle, this cutting angle can block alignment pin 40.
During use of the present utility model, the state shown in Fig. 5 is the state of small table plate 20 in level, and now, alignment pin 40 is positioned at the first elongated slot 111 one end away from small table plate 20.In the time of need to adjusting the angle of small table plate 20, as shown in Figure 6, along A to the small table plate 20 that upwards overturns, small table plate 20 rotates around the central shaft of connecting rod 10 with moving sleeve 21, in this process, because the second elongated slot 222 and the first elongated slot 111 move mutually, and the rotation direction of the second elongated slot 222 is pointed to a end by b end, under the effect of torsion spring 30, alignment pin 40 is by towards promoting away from the central shaft of connecting rod 10, and alignment pin 40 is dropped in clearance position 223, now, the clamping that alignment pin 40 is not subject to the first elongated slot 111 and the second elongated slot 222 to cut in relative rotation angle, when the angle adjustment of small table plate 20 arrives after suitable use angle, release to small table plate 20 along A to externally applied forces, now, small table plate 20 is under the effect of himself gravity, to rotating disk 22 apply along B to power, alignment pin 40 departs from from clearance position 223, come back in the second elongated slot 222, the cutting angle that the second elongated slot 222 and the first elongated slot 111 form blocks alignment pin 40, thereby make small table plate 20 be fixed on corresponding position.Referring to Fig. 7, when small table plate 20 is adjusted to behind extreme higher position, in the time of need to readjusting the angle of small table plate 20, small table plate 20 upwards overturns, make rotating disk 22 along A to rotating with respect to fixed disk 11, when rotating disk 22 turns to extreme position, alignment pin 40, under the promotion of torsion spring 30, falls into clearance position 223 again, now, get final product downward clog-free rotation small table plate 20, until discharge after external force, alignment pin 40 locks rotating disk 22 and fixed disk 11 again.
Referring to Fig. 3, for placement positioning pin 40 is moved when locking rotating disk 22 and fixed disk 11, can the first elongated slot 111 near the arc-shaped side of connecting rod 10 central shaft one sides on side by side multiple recess 112 are set, when alignment pin 40 is held by the first elongated slot 111 and the cutting of the second elongated slot 222, alignment pin 40 is extruded inward, and its part drops in one of them corresponding recess 112, utilizes recess 112 to block alignment pin 40, to prevent it in use, along the first elongated slot 111, move.
Above-mentioned rotating disk 22 and fixed disk 11 are all arranged at a side end of sleeve 21, at the opening part of this end of sleeve 21, are provided with an end cap 23.Above-mentioned device is when with chair mounted, concrete is, connecting rod 10 is stretched out away from one end of end cap 23 by sleeve 21, the respective end of connecting rod 10 is connected in the side of seat by a coupling assembling 50, this coupling assembling 50 comprises a bending bar 57 and attachment screw 51, attachment screw 51 is fixedly connected on the vertical bending section of bending bar 57 side of seat, and connecting rod 10 is connected on the horizontal bending section of bending bar 57.For the ease of the folding of small table plate 20, can be by a rotating shaft 58, connecting rod 10 is hinged with the horizontal bending section of bending bar 57, coupling assembling 50 also comprises the sliding sleeve 55 on the horizontal bending section that is enclosed within bending bar 57 of a slip, this sliding sleeve 55 can be enclosed within and on connecting rod 10, form a retainer near one end of connecting rod 10, that is to say, when lock link 10 and bending bar 57, towards near connecting rod 10 1 Slideslips, make sliding sleeve 55 both sides entangle respectively horizontal bending section and the connecting rod 10 of bending bar 57 sliding sleeve 55.In the horizontal bending section of bending bar 57, be provided with an installing hole 52 extending along its length, the horizontal bending section bottom of bending bar 57 is provided with a stopper slot 53 extending along its length, on sliding sleeve 55, be fixed with the bearing of trend bearing pin radially consistent with it 56, the medial extremity of this bearing pin 56 extend in installing hole 52 through stopper slot 53, in installing hole 52, be provided with a spring 54, this spring 54 is limited between bending bar 57 and the medial extremity of bearing pin 56, spring 54 produces an elastic stress that bearing pin 56 is promoted towards close connecting rod 10 1 sides under normal conditions, bearing pin 56 is positioned at stopper slot 53 one end near connecting rod 10, and sliding sleeve 55 overlaps connecting rod 10 therein near one side of connecting rod 10, now connecting rod 10 can not rotate with respect to bending bar 57, when needs folding small table plate 20, towards the Slideslip sliding sleeve 55 away from connecting rod 10, bearing pin 56 is postponed stopper slot 53 towards moving away from connecting rod 10, finally make connecting rod 10, rotating shaft 58 departs from from sliding sleeve 55, now connecting rod 10 can 58 rotate with respect to bending bar 57 around the shaft, thereby folding small table plate.
To one skilled in the art, can be according to technical scheme described above and design, make other various corresponding changes and deformation, and within these all changes and deformation all should belong to the protection domain of the utility model claim.
Claims (7)
1. the angle adjusting mechanism of seat small table plate, is characterized in that, comprise,
The connecting rod being connected with seat, is synchronously connected with the first articulated section on this connecting rod, be provided with the first curved elongated slot on the first articulated section, and the center of circle of the arching trajectory of this first elongated slot is dropped on the central shaft of connecting rod;
Be positioned at the sleeve on seat small table plate, being socketed in of this sleeve activity also can be around the central shaft rotation of connecting rod on connecting rod, inter-sync second articulated section that is provided with of sleeve, and being socketed on connecting rod of this second articulated section activity also can be rotated around the central shaft of connecting rod; On the second articulated section, be provided with a second curved elongated slot, the center of circle of the arching trajectory of this second elongated slot and the central shaft of connecting rod stagger mutually; The second elongated slot is provided with an outwardly clearance position away from one end of connecting rod central shaft;
Alignment pin, is connected in the first elongated slot and the second elongated slot;
Torsion spring, a free ending pivot of this torsion spring is connected on the second articulated section, another free end is connected with alignment pin, its for provide one by alignment pin towards away from connecting rod central shaft one side promote elastic stress.
2. the angle adjusting mechanism of seat small table plate as claimed in claim 1, is characterized in that, the first elongated slot near on the arc-shaped side of connecting rod central shaft one side side by side be arranged with multiple for clamping the recess of alignment pin.
3. the angle adjusting mechanism of seat small table plate as claimed in claim 1, is characterized in that, the first articulated section and the second articulated section are all positioned at the inside of sleeve one end opening, and this is provided with an end cap opening part of this end of sleeve.
4. the angle adjusting mechanism of seat small table plate as claimed in claim 1, is characterized in that, all rounded platy structures of the first articulated section and the second articulated section, and the inwall of sleeve arranges flange, and the outer peripheral edges of the second articulated section are provided with the groove of setting for flange.
5. the angle adjusting mechanism of seat small table plate as claimed in claim 1, it is characterized in that, the end of connecting rod is connected in the side of seat by a coupling assembling, this coupling assembling comprises bending bar and attachment screw, the vertical bending section of bending bar is fixed on the side of seat by attachment screw, connecting rod is connected in the horizontal bending section of bending bar.
6. the angle adjusting mechanism of seat small table plate as claimed in claim 5, it is characterized in that, the horizontal bending section of connecting rod and bending bar is hinged by a rotating shaft, coupling assembling also comprises that one is slidably socketed the sliding sleeve on the horizontal bending section of bending bar, and this sliding sleeve forms one near one end of connecting rod and prevents the retainer that connecting rod rotates with respect to bending bar.
7. the angle adjusting mechanism of seat small table plate as claimed in claim 6, it is characterized in that, in the horizontal bending section of bending bar, be provided with an installing hole extending along its length, the horizontal bending section surface of bending bar is provided with a stopper slot extending along its length, on sliding sleeve, be fixed with the bearing of trend bearing pin radially consistent with it, the medial extremity of this bearing pin extend in installing hole through stopper slot, spring is installed in installing hole, elastic stress between bending bar and bearing pin and for providing one bearing pin is promoted towards a side of close connecting rod is provided this spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320537866.7U CN203563940U (en) | 2013-08-30 | 2013-08-30 | Angle regulating mechanism for small table board of seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320537866.7U CN203563940U (en) | 2013-08-30 | 2013-08-30 | Angle regulating mechanism for small table board of seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203563940U true CN203563940U (en) | 2014-04-30 |
Family
ID=50531710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320537866.7U Expired - Fee Related CN203563940U (en) | 2013-08-30 | 2013-08-30 | Angle regulating mechanism for small table board of seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203563940U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106618261A (en) * | 2016-12-16 | 2017-05-10 | 郭艳容 | Portable folding barbecue grill |
| CN106859052A (en) * | 2017-03-17 | 2017-06-20 | 徐州工程学院 | Fan-shaped rotary rack |
| CN110154187A (en) * | 2019-06-18 | 2019-08-23 | 南京林业大学 | A kind of broken bamboo machine thick bamboo tube auxiliary support apparatus of numerical control |
| CN111248629A (en) * | 2020-03-07 | 2020-06-09 | 福建惠安县振惠家私有限公司 | Adjustable desk |
-
2013
- 2013-08-30 CN CN201320537866.7U patent/CN203563940U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106618261A (en) * | 2016-12-16 | 2017-05-10 | 郭艳容 | Portable folding barbecue grill |
| CN106859052A (en) * | 2017-03-17 | 2017-06-20 | 徐州工程学院 | Fan-shaped rotary rack |
| CN110154187A (en) * | 2019-06-18 | 2019-08-23 | 南京林业大学 | A kind of broken bamboo machine thick bamboo tube auxiliary support apparatus of numerical control |
| CN110154187B (en) * | 2019-06-18 | 2024-04-26 | 南京林业大学 | Auxiliary supporting device for bamboo tube of numerical control bamboo breaking machine |
| CN111248629A (en) * | 2020-03-07 | 2020-06-09 | 福建惠安县振惠家私有限公司 | Adjustable desk |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20150830 |
|
| EXPY | Termination of patent right or utility model |