CN204801555U - Elevating system and vehicle seat - Google Patents
Elevating system and vehicle seat Download PDFInfo
- Publication number
- CN204801555U CN204801555U CN201520328765.8U CN201520328765U CN204801555U CN 204801555 U CN204801555 U CN 204801555U CN 201520328765 U CN201520328765 U CN 201520328765U CN 204801555 U CN204801555 U CN 204801555U
- Authority
- CN
- China
- Prior art keywords
- seat
- ratch
- swing arm
- lifting mechanism
- limit swing
- Prior art date
- 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 - Fee Related
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- Seats For Vehicles (AREA)
Abstract
The utility model discloses an elevating system and vehicle seat, this elevating system is including being used for being connected to supporting seat (11) in the first main part for be connected to ratch (12) in the second main part, install supporting seat (11) go up and with ratch (12) meshed gears (13), and be used for the drive gear (13) pivoted drive shaft (14), still install locating part (15) on supporting seat (11), this locating part (15) but be used for unblock ground locking ratch (12). Vehicle seat includes this elevating system. Consequently, through drive shaft drive gear revolve, and then the drive ratch rises or drops to suitable height to utilize the locating part to fix, thus can quick adjustment second bulk phase to the height of first main part, convenient operation, fixed reliable, and simple structure, low cost.
Description
Technical field
The utility model relates to a kind of mechanical elevating technical field, particularly, relates to a kind of lifting mechanism and seat.
Background technology
Existing lifting mechanism, such as seat lifting mechanism, most complex structure, and inconvenient operation, use reliably dangerous.Or for the consideration of the factors such as cost, the seat on bus is typically designed to highly unadjustable, and the height of the passenger of different height to seat has different demands, therefore cannot meet the demand of client.
Utility model content
An object of the present utility model is to provide a kind of lifting mechanism, and this lifting mechanism structure is simple, and descending operation is convenient, safe and reliable.
Another object of the present utility model is to provide a kind of seat, this seat Height Adjustable.
To achieve these goals, according to an aspect of the present utility model, a kind of lifting mechanism is provided, this lifting mechanism comprises the supporting seat for being connected in the first main body, for being connected to the ratch in the second main body, to be installed on described supporting seat and with described ratch gears in mesh, and for driving the axle drive shaft of described pinion rotation, described supporting seat is also provided with locating part, and this locating part is used for unlocking ratch described in ground locking.
Preferably, described locating part comprises upper limit swing arm, and the limiting section of this upper limit swing arm can relative to described ratch uniaxially to lower swing.
Preferably, the end upper surface of described limiting section is formed as plane, and end lower surface is formed as arc surface.
Preferably, the side of described upper limit swing arm is also provided with retracing spring, to make described limiting section relative to upper limit swing arm described in described ratch direction fexible bias pressure upwards.
Preferably, it is characterized in that, described upper limit swing arm is also provided with control bracing wire, with upper limit swing arm described in the direction drawing making described limiting section downward relative to described ratch.
Preferably, described locating part also comprises relative to the symmetrically arranged lower limit swing arm of described upper limit swing arm, this lower limit swing arm is between described upper limit swing arm and described gear, and the limiting section of this lower limit swing arm upwards can swing relative to described ratch uniaxially.
Preferably, described supporting seat comprises the L-type stay bearing plate arranged dorsad for a pair, and this L-type stay bearing plate comprises horizontal segment and vertical section, and described horizontal segment is connected in described first main body, and described locating part is installed in described vertical section by bearing pin.
Preferably, one end of described axle drive shaft is through described gear and described vertical section to support described gear, and the other end of this axle drive shaft is formed as hand cranking structure.
According to another aspect of the present utility model, provide a kind of seat, this seat comprises the lifting mechanism that the utility model provides, and wherein, described first main body is vehicle floor, and described second main body is seat.
Preferably, described seat also comprises the upper arm and lower branch line that slidably connect up and down, on this, arm is connected on described seat, and this lower branch line is connected on described vehicle floor, and the surrounding of described lifting mechanism is symmetrically arranged with the described upper arm and described lower branch line that are no less than a pair.
Preferably, described upper arm and described lower branch line are formed as " U " type pipe respectively, two ends of described upper arm are socketed to form framed structure with two ends of described lower branch line respectively mutually, described upper arm horizontal segment is connected on described seat, and the horizontal segment of described lower branch line is connected on described vehicle floor.
Preferably, recoil spring is connected with between described upper arm and described lower branch line.
Preferably, described seat is the seat on bus.
By technique scheme, rotated by axle drive shaft driven gear, and then drive ratch rise or drop to proper height, and utilize locating part to be fixed, thus can quick adjustment second main body relative to the height of the first main body, easy to operate, fixing reliable, and structure is simple, with low cost.
Other feature and advantage of the present utility model are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification sheets, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the decomposition texture schematic diagram of the lifting mechanism that the utility model preferred implementation provides;
Fig. 2 is the mounting structure schematic diagram of the lifting mechanism for seat that the utility model preferred implementation provides;
Fig. 3 is the structural representation at a visual angle of the locating part 15 that the utility model preferred implementation provides;
Fig. 4 is the structural representation of the locating part 15 of another visual angle display from Fig. 3.
Description of reference numerals
The vertical section of 11 supporting seat 111 horizontal segment 112
12 ratch 13 gear 14 axle drive shafts
140 hand cranking structure 15 locating part 150 limiting sections
151 upper limit swing arm 152 lower limit swing arm 16 retracing springs
17 control arm on bracing wire 18 bearing pin 19
20 lower branch line 21 positioning adapters
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
In the utility model, when not doing contrary explanation, the noun of locality used is as " upper and lower, " normally according to the layout orientation of the first main body and the second main body, particularly, the direction being pointed to the second main body by the first main body is upper, and under the direction pointing to the first main body by the second main body is, " inside and outside " refers to the interior and outer of corresponding component profile.
As shown in Figures 1 to 4, the utility model provides a kind of lifting mechanism, this lifting mechanism comprises the supporting seat 11 for being connected in the first main body, for being connected to the ratch 12 in the second main body, to be installed on supporting seat 11 and with ratch 12 gears in mesh 13, and for the axle drive shaft 14 that driven wheel 13 rotates, supporting seat 11 being also provided with locating part 15, this locating part 15 is for unlocking ground locking ratch 12.
Wherein, it should be noted that; first main body and the second main body can be the object that any two relative displacemenies along specific direction need to regulate; the base plate of such as bus seat and bus; the utility model is not restricted this, and the mode of texturing for this type of application all belongs among protection domain of the present utility model.
Particularly, the general structure that gear 13 is well known to those skilled in the art, is not described further at this.And ratch 12 can be a cross-sectional plane is the stock of rectangle, square or other shapes, one side is provided with tooth bar, to be meshed with this gear 13, thus motion that the convert rotational motion of gear 13 is in line.Thus the first main body making to be separately fixed on ratch 12 and supporting seat 11 and the second main body can relative motions under the rotary action of gear 13.
Therefore, rotated by axle drive shaft 14 driven gear 13, and then drive ratch 12 rise or drop to proper height, and utilize locating part 15 to be fixed, thus can quick adjustment second main body relative to the height of the first main body, easy to operate, fixing reliable, and structure is simple, with low cost.
Wherein, axle drive shaft 14 can be driven by user's hand rotation, the end of such as axle drive shaft 14 can be formed as hand cranking structure 140, particularly, this hand cranking structure 140 be by with axle drive shaft 14 lever piece paralleled and the interlude being connected axle drive shaft 14 and lever piece, that is, lever piece, interlude and axle drive shaft 14 is formed as the structure roughly in zigzag.Certainly, axle drive shaft 14 can also be driven by motor or other suitable structures.
Locating part 15 can be the structure of any appropriate, and can unlock ratch 12 again as long as it can either carry out locking to ratch 12, the utility model is not restricted this, and the preferred structure of locating part 15 is only described in detail in detail.As preferred structure, as shown in Figure 1, Figure 3 and Figure 4, locating part 15 can comprise upper limit swing arm 151, and the limiting section 150 of this upper limit swing arm 151 can relative to ratch 12 uniaxially to lower swing.In other words, upper limit swing arm 151 realizes the locking of ratch 12 and unblock by swinging, concrete, the limiting section 150 of upper limit swing arm 151 can only swing to the direction downward relative to ratch 12, and limiting section 150 is locking relative to ratch 12 direction upwards.Therefore, upper limit swing arm 151 can realize unblock to ratch 12 and locking easily.In addition, in other embodiments, and for example locating part 15 can be arranged to can be perpendicular along the lifting direction with ratch 12 direction shrink, when ratch 12 needs to regulate adjustable height, locating part 15 shrinks to the direction away from ratch 12 to remove locking, and when ratch 12 is adjusted to proper height, locating part 15 is to the direction return near ratch 12.
Particularly, in a preferred embodiment, as shown in Figure 3 and Figure 4, the end upper surface of limiting section 150 can be formed as plane, and end lower surface can be formed as arc surface.Namely, the cross-sectional plane of the end of limiting section 150 is formed as the wedge-type shape be made up of linear portion and segment of curve, when ratch 12 has the trend moved downward relative to limiting section 150, limiting section 150 can be locked on the latch of ratch 12 by plane on it, thus realizes locking.When ratch 12 has the trend of upward movement relative to limiting section 150, limiting section 150 can be slided by the smooth and easy latch along ratch 12 of its lower arc surface, and then realizes unlocking.
Wherein, the shape of upper limit swing arm 151 can be the shape of any appropriate; such as limiting section 150 is formed as strip plate shape; and the body of upper limit swing arm 151 can be formed as rectangular block, square block or other polygons; the utility model is not restricted this, all belongs among protection domain of the present utility model.The body of limiting section 150 and upper limit swing arm 151 can be integrally formed, and also can be linked together by the mode of welding, the utility model is not restricted this.
For ease of realizing the self-return of upper limit swing arm 151, as shown in Figure 3 and Figure 4, the side of upper limit swing arm 151 is also provided with retracing spring 16, to make limiting section 150 relative to ratch 12 direction fexible bias pressure upper limit swing arm 151 upwards.
Particularly, retracing spring 16 can for being installed to the torsion spring on following bearing pin 18, and retracing spring 16 feeler take be held in following supporting seat 11 vertical section 112 on, another feeler is taken and is held on the body side of upper limit swing arm 151.Therefore, can the retracing spring 16 of upwards this upper limit swing arm 151 of fexible bias pressure by arranging in the side of upper limit swing arm 151, can make upper limit swing arm 151 to lower swing certain angle when not by the effect of external force, there is the trend upwards swung, thus limiting section 150 is resetted with this ratch 12 of locking.
Further, unlocking to lower swing for ease of upper limit swing arm 151, as depicted in figs. 1 and 2, upper limit swing arm 151 is also provided with and controls bracing wire 17, with the direction drawing upper limit swing arm 151 making limiting section 150 downward relative to ratch 12.
Particularly, controlling bracing wire 17 is drag-line well known to those skilled in the art, namely inner core is cable wire or cable, there is plastics protection overcoat, the one end controlling bracing wire 17 can be fixed in the vertical section 112 of following supporting seat 11, the other end can be fixed on the correct position of the second main body, such as, on the switch of seat, this control bracing wire 17 can be oblique through the corner away from that end of limiting section 150 on the body of upper limit swing arm 151, therefore when pressing switch, by pulling inner core thus driving upper limit swing arm 151 relative to ratch 12 to lower swing, thus make limiting section 150 depart from unblock to ratch 12.
Further, spacing more firm after being adjusted to predetermined altitude for ease of ratch 12, as shown in Figure 1, locating part 15 also comprises relative to the symmetrically arranged lower limit swing arm 152 of upper limit swing arm 151, this lower limit swing arm 152 is between upper limit swing arm 151 and gear 13, and the limiting section 150 of this lower limit swing arm 152 upwards can swing relative to ratch 12 uniaxially.
It should be noted that, " being symmetrical arranged " herein refers to, symmetrical about the line of centers in the installation axis place plane of upper limit swing arm 151 and lower limit swing arm 151, this line of centers is with two axis being parallel and apart from identical.
Namely, lower limit swing arm 152 has the 26S Proteasome Structure and Function identical with upper limit swing arm 151, difference is only that to the direction of ratch 12 locking and unblock be contrary, owing to having described the structure of upper limit swing arm 151 above in detail and how having realized the unblock of ratch 12 and locking, lower limit swing arm 152 is not described in detail at this.
Thus after ratch 12 is adjusted to suitable height, the horizontal surface of upper limit swing arm 151 and lower limit swing arm 152 can realize the locking of the latch to ratch 12 jointly, more solid and reliable, in addition, when ratch 12 is relative and locating part 15 moves downward, arc surface due to limiting section 150 end of lower limit swing arm 152 slides along the latch of ratch 12, certain buffer action can be played, the second main body such as seat can be prevented, decline too fast relative to the height of the first main body such as vehicle floor.
As support seat 11 structure preferably, as shown in Figure 1, supporting seat 11 comprises the L-type stay bearing plate arranged dorsad for a pair, and this L-type stay bearing plate comprises horizontal segment 111 and vertical section 112, horizontal segment 111 is connected in the first main body, and locating part 15 is installed in vertical section 112 by bearing pin 18.That is, the two ends of bearing pin 18 are separately fixed in vertical section 112 with mounting limit part 15.
Further, the both sides of locating part 15 can also arrange positioning adapter 21, to prevent the space back and forth play of locating part 15 between a pair vertical section 112.The retracing spring 16 of above-mentioned upper limit swing arm 151 and lower limit swing arm 152 can overlap and install on this positioning adapter 21.
For convenience of operation, one end of axle drive shaft 14 is through gear 13 and vertical section 112 with Support Gear 13, and the other end of this axle drive shaft 14 is formed as hand cranking structure 140.That is, one end of axle drive shaft 14 can be installed on gear 13 by spline, and the other end is formed as described in detail hand cranking structure 140 above.In addition for protection staff, can on the lever piece of hand cranking structure 140 sheathed protecting sleeve.
According to another aspect of the present utility model, there is provided a kind of seat, this seat comprises lifting mechanism above, wherein, first main body is vehicle floor, second main body is seat, and therefore, seat can regulate height by relative vehicle base plate easily, to adapt to the raising demand of different passenger, and structure is simple, solid and reliable, with low cost.
Preferably, as shown in Figure 2, seat also comprises the upper arm 19 and lower branch line 20 that slidably connect up and down, and on this, arm 19 is connected on seat, this lower branch line 20 is connected on vehicle floor, and the surrounding of lifting mechanism is symmetrically arranged with the upper arm 19 and lower branch line 20 that are no less than a pair.
That is, the surrounding of lifting mechanism can arrange a pair or two to upper arm 19 and lower branch line 20.Particularly, upper arm 19 can by the lifting of the ratch 12 be jointly connected on seat to realize sliding up and down of relative lower branch line 20, therefore, by upper arm 19 and lower branch line 20 with supplemental support seat, make seat increase or decline more steadily reliable.
Particularly, upper arm 19 and lower branch line 20 are formed as " U " type pipe respectively, two ends of upper arm 19 are socketed to form framed structure with two ends of lower branch line 20 respectively mutually, and the horizontal segment of upper arm 19 is connected on seat, and the horizontal segment of lower branch line 20 is connected on vehicle floor.That is, the vertical section cover of the upper arm 19 of " U " type is set in the vertical section of lower branch line 20, or the vertical section cover of the lower branch line 20 of " U " type is set in arm 20.Particularly, the horizontal segment of upper arm 19 and lower branch line 20 is formed as oval usually, can be respectively installed on seat and vehicle floor by support.
Further, for ease of more laborsaving during shake hand cranking structure 140, recoil spring is provided with between upper arm 19 and lower branch line 20, when needs rising height of seat, people can leave seat shake hand cranking structure 140, and now recoil spring can assist the weight bearing part seat, and when needing the height of decline seat, people can sit and shake hand cranking structure 140 on the seat, now can the speed of buffer falling, promotes comfort.
Further, this seat is the seat on bus.Because bus is popular towards the society, the height fluctuation range of different passengers is very large, and the seat that the utility model provides, structure is simple, with low cost, easy to adjust, solid and reliable, has great practicality and promotional value.
During use, when seat raises by needs, the switch of the control bracing wire 17 be connected in upper limit swing arm 151 can be pinned, thus pull upper limit swing arm 151 to unlock to lower swing relative to ratch 12, now rotate hand cranking structure 140, make axle drive shaft 14 driven gear 13 and then drive ratch 12 upward movement, after being elevated to required height, trip switch, under the elastic bias power of retracing spring 16, drive upper limit swing arm 151 upwards to swing return relative to ratch 12, thus realize locking.
Below preferred implementation of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (13)
1. a lifting mechanism, it is characterized in that, this lifting mechanism comprises the supporting seat (11) for being connected in the first main body, for being connected to the ratch (12) in the second main body, be installed to described supporting seat (11) upper and with described ratch (12) gears in mesh (13), and the axle drive shaft (14) for driving described gear (13) to rotate, described supporting seat (11) is also provided with locating part (15), this locating part (15) is for unlocking ratch (12) described in ground locking.
2. lifting mechanism according to claim 1, it is characterized in that, described locating part (15) comprises upper limit swing arm (151), and the limiting section (150) of this upper limit swing arm (151) can relative to described ratch (12) uniaxially to lower swing.
3. lifting mechanism according to claim 2, is characterized in that, the end upper surface of described limiting section (150) is formed as plane, and end lower surface is formed as arc surface.
4. lifting mechanism according to claim 3, it is characterized in that, the side of described upper limit swing arm (151) is also provided with retracing spring (16), to make described limiting section (150) relative to upper limit swing arm (151) described in described ratch (12) direction fexible bias pressure upwards.
5. lifting mechanism according to claim 4, it is characterized in that, described upper limit swing arm (151) is also provided with and controls bracing wire (17), with upper limit swing arm (151) described in the direction drawing making described limiting section (150) downward relative to described ratch (12).
6. lifting mechanism according to claim 2, it is characterized in that, described locating part (15) also comprises relative to the symmetrically arranged lower limit swing arm (152) of described upper limit swing arm (151), this lower limit swing arm (152) is positioned between described upper limit swing arm (151) and described gear (13), and the limiting section (150) of this lower limit swing arm (152) upwards can swing relative to described ratch (12) uniaxially.
7. lifting mechanism according to claim 1, it is characterized in that, described supporting seat (11) comprises the L-type stay bearing plate arranged dorsad for a pair, this L-type stay bearing plate comprises horizontal segment (111) and vertical section (112), described horizontal segment (111) is connected in described first main body, and described locating part (15) is installed on described vertical section (112) by bearing pin (18).
8. lifting mechanism according to claim 7, it is characterized in that, one end of described axle drive shaft (14) is through described gear (13) and described vertical section (112) to support described gear (13), and the other end of this axle drive shaft (14) is formed as hand cranking structure (140).
9. a seat, is characterized in that, described seat comprises lifting mechanism according to any one of claim 1 to 8, and wherein, described first main body is vehicle floor, and described second main body is seat.
10. seat according to claim 9, it is characterized in that, described seat also comprises the upper arm (19) and lower branch line (20) that slidably connect up and down, on this, arm (19) is connected on described seat, this lower branch line (20) is connected on described vehicle floor, and the surrounding of described lifting mechanism is symmetrically arranged with the described upper arm (19) and described lower branch line (20) that are no less than a pair.
11. seats according to claim 10, it is characterized in that, described upper arm (19) and described lower branch line (20) are formed as " U " type pipe respectively, two ends of described upper arm (19) are socketed to form framed structure with two ends of described lower branch line (20) respectively mutually, the horizontal segment of described upper arm (19) is connected on described seat, and the horizontal segment of described lower branch line (20) is connected on described vehicle floor.
12. seats according to claim 11, is characterized in that, are connected with recoil spring between described upper arm (19) and described lower branch line (20).
13. seats according to any one of claim 9 to 12, it is characterized in that, described seat is the seat on bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328765.8U CN204801555U (en) | 2015-05-20 | 2015-05-20 | Elevating system and vehicle seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328765.8U CN204801555U (en) | 2015-05-20 | 2015-05-20 | Elevating system and vehicle seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204801555U true CN204801555U (en) | 2015-11-25 |
Family
ID=54586437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520328765.8U Expired - Fee Related CN204801555U (en) | 2015-05-20 | 2015-05-20 | Elevating system and vehicle seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204801555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111483362A (en) * | 2019-01-25 | 2020-08-04 | 宝钜瑞士股份有限公司 | Child safety seat and adjusting mechanism thereof |
-
2015
- 2015-05-20 CN CN201520328765.8U patent/CN204801555U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111483362A (en) * | 2019-01-25 | 2020-08-04 | 宝钜瑞士股份有限公司 | Child safety seat and adjusting mechanism thereof |
| CN111483362B (en) * | 2019-01-25 | 2022-12-30 | 宝钜瑞士股份有限公司 | Child safety seat and adjusting mechanism thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 102206, Beijing, Shahe, Changping District Town, Sha Yang Road, Lao Wan Village North Patentee after: Beiqi Futian Automobile Co., Ltd. Address before: 102206 Changping District City, Shahe, Sha Yang Road, Beijing Patentee before: Beiqi Futian Automobile Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151125 Termination date: 20200520 |