CN201282855Y - Chair base plate - Google Patents
Chair base plate Download PDFInfo
- Publication number
- CN201282855Y CN201282855Y CNU2008201893386U CN200820189338U CN201282855Y CN 201282855 Y CN201282855 Y CN 201282855Y CN U2008201893386 U CNU2008201893386 U CN U2008201893386U CN 200820189338 U CN200820189338 U CN 200820189338U CN 201282855 Y CN201282855 Y CN 201282855Y
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- CN
- China
- Prior art keywords
- chair
- base
- expansion link
- seat
- chassis
- 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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Abstract
The utility model belongs to the technical field of chairs, in particular to a chair-seat chassis, which comprises a base and a chair-back support, wherein one end of the base is movably connected with the chair-back support, an adjusting rod is connected to the base, the other end of the base is connected with a movable supporting part, the movable supporting part and a lifting plate are connected with an expansion link, and the other end of the expansion link is connected with the base. The chair-seat chassis has the advantages that 1, a movable switch presses the expansion rod on the chair-seat after pulling down a fastener, then raising and falling of the chair-seat can be adjusted 2, a lifting plate moves forwardly or backwardly at the same time of raising and falling the chair-seat, thereby driving the chair-back support to move forwardly or backwardly to meet different requirements of everyone, 3, an adjuster is utilized to adjust a supporting point with the expansion rod, thereby changing force moment to adjust softness and hardness, and 4, the chair-seat chassis is convenient in adjustment, which can be adjusted just by turning round the adjusting rod besides the chair-seat.
Description
Technical field
The utility model belongs to chair class technical field, a kind of seat support chassis that is specifically related to.
Background technology
The swivel chair of existing market has been widely used in office etc., swivel chair mainly contains by cushion, expansion link, base and roller to be formed, general bottom is provided with the chassis of regulatory function, announce that as State Patent Office the utility model name is called: a kind of pallet, the patent No. is 02287885.8, structure is: mainly comprise base plate, sliding seat, conical pipe and adjusting device, sliding seat is movably connected in base plate, in the middle of sliding seat, connect the conical pipe of air pressure rod, be welded on the sliding seat together by Taper Pipe fixed head and conical pipe; Described adjusting device includes adjusting rod, adjustable plate, torsion spring, torsion spring fixed head, and adjusting rod interts in sliding seat, and adjustable plate is fixedly connected on adjusting rod and inserts on the interior end of sliding seat, the one side contact air pressure rod of adjustable plate, and another side is connected with torsion spring; On the another side of adjustable plate, be provided with adjustable plate and end blade.There is weak point in above-mentioned structure: 1, only utilize air pressure rod to implement the seat support oscilaltion, seat support itself can not be regulated lifting again; 2, the chair back and seat support can not be regulated front and back position; 3, the comfort of the chair back is mainly regulated soft or hard by the spring degree of tightness, and spring is provided with the rear of pallet, regulates inconvenient.
The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, and provides a kind of seat support can implement lifting, regulates seat support and the displacement of chair back front and back and regulate the seat support chassis of chair back comfort.
For realizing the utility model purpose, comprise the active chairback brace that connects of base and base one end, an adjusting rod is connected on the base, and the described base other end is connected with a movable part, its movable part, lifter plate are connected with expansion link, and the expansion link other end is connected on the base.
Described base is provided with adjuster, one adjusting rod passes in its adjuster extends to, its insertion end of adjusting rod is connected with gear and is connected with worm screw, worm screw is bolted with lifters, the lifters side is connected with expansion link one end, the expansion link other end is connected in lifter plate, and lifter plate other end activity is connected on the back bracket.
Described lifter plate is connected with compression spring on the bottom surface, and compression spring is oblique connection base.
Described activity is propped up part and is provided with the support bar that is horizontal, and expansion link one end passes support bar, and expansion link is provided with movable switch on its end, and the movable switch lower end is buckled with fastener.
Described chairback brace is provided with active connection, is connected with lifter plate.
Described chairback brace is provided with active connection, and active connection is active with lifter plate and is connected.
The beneficial effects of the utility model are: the fastener of 1, leaving behind, and the expansion link on the movable switch extruding seat support can be regulated the seat support ascending, descending; 2, the seat support ascending, descending allows lifter plate forward or backward shift simultaneously, thereby drives chairback brace forward or backward shift, is fit to everyone different needs; 3, utilize the strong point of regulating adjuster adjusting and expansion link, make the moment change and regulate soft, hard; 4, easy to adjust, only need the adjusting rod of twisting seat support side just can implement to regulate.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of another angle of base.
Fig. 3 is adjuster and expansion link connected structure schematic diagram.
Specific embodiment
Below in conjunction with accompanying drawing the utility model is made concrete further instruction.
As shown in the figure, comprise that active chairback brace 2, one adjusting rods 4 that connect of base 1 and base 1 one ends are connected on the base 1, described base 1 other end is connected with a movable part 3, its movable part 3, lifter plate 7 are connected with expansion link 6, and expansion link 6 other ends are connected on the base 1.
Described base 1 is provided with adjuster 12, one adjusting rod 4 passes in its adjuster 12 extends to, adjusting rod 4 its insertion ends are connected with gear 1201 and are connected with worm screw 1202, worm screw 1202 is bolted with lifters 1203, lifters 1203 sides are connected with expansion link 6 one ends, expansion link 6 other ends are connected in lifter plate 7, and lifter plate 7 other end activity are connected on the back bracket 2.
Described lifter plate is connected with compression spring 5 on 7 bottom surfaces, and compression spring 5 is oblique connection base 1.
Described activity is propped up part 3 and is provided with the support bar 8 that is horizontal, and expansion link 6 one ends pass support bar 8, and expansion link is provided with movable switch 9 on 6 its ends, and movable switch 9 lower ends are buckled with fastener 10.
Described chairback brace 2 is provided with active connection 11, is connected with lifter plate 7.
Described chairback brace 2 is provided with active connection 11, and active connection 11 is active with lifter plate 7 and is connected.
The fastener 10 of leaving behind, the expansion link 6 on the movable switch 9 extruding bases 1 can be regulated the seat support ascending, descending, regulates the chair back and seat support front and back position simultaneously.
Need to regulate the soft, hard of the chair back, reverse adjusting rod 4, the gear 1201 on the adjusting rod 4 is rotated, drive worm screw 1202 and rotate, implement expansion link 6 one ends, change supporting point position in adjuster 12 ascending, descendings, thereby the change moment reaches the softness or the hardness of the chair back, satisfies user's needs.
Claims (6)
1, a kind of seat support chassis, comprise the active chairback brace (2) that connects of base (1) and base (1) one end, one adjusting rod (4) is connected on the base (1), described base (1) other end is connected with a movable part (3), it is characterized in that: a movable part (3), lifter plate (7) are connected with expansion link (6), and expansion link (6) other end is connected on the base (1).
2, a kind of seat support according to claim 1 chassis, it is characterized in that: described base (1) is provided with adjuster (12), one adjusting rod (4) passes in its adjuster (12) extends to, its insertion end of adjusting rod (4) is connected with gear (1201) and is connected with worm screw (1202), worm screw (1202) is bolted with lifters (1203), lifters (1203) side is connected with expansion link (6) one ends, expansion link (6) other end is connected in lifter plate (7), and lifter plate (7) other end activity is connected on the back bracket (2).
3, a kind of seat support according to claim 1 chassis, it is characterized in that: described lifter plate (7) is connected with compression spring (5) on the bottom surface, and compression spring (5) is oblique connection base (1).
4, a kind of seat support according to claim 1 chassis, it is characterized in that: described activity is propped up part (3) and is provided with the support bar (8) that is horizontal, expansion link (6) one ends pass support bar (8), expansion link (6) is provided with movable switch (9) on its end, and movable switch (9) lower end is buckled with fastener (10).
5, a kind of seat support according to claim 1 chassis, it is characterized in that: described chairback brace (2) is provided with active connection (11), is connected with lifter plate (7).
6, seat support according to claim 1 chassis, it is characterized in that: described chairback brace (2) is provided with active connection (11), and active connection (11) is active with lifter plate (7) and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201893386U CN201282855Y (en) | 2008-08-29 | 2008-08-29 | Chair base plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201893386U CN201282855Y (en) | 2008-08-29 | 2008-08-29 | Chair base plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201282855Y true CN201282855Y (en) | 2009-08-05 |
Family
ID=40947839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201893386U Expired - Fee Related CN201282855Y (en) | 2008-08-29 | 2008-08-29 | Chair base plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201282855Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104997318A (en) * | 2014-04-17 | 2015-10-28 | 株式会社多愿椅子 | Back of chair |
| CN105476315A (en) * | 2015-12-15 | 2016-04-13 | 浙江安吉祥泰家具有限公司 | Improved chair tray |
-
2008
- 2008-08-29 CN CNU2008201893386U patent/CN201282855Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104997318A (en) * | 2014-04-17 | 2015-10-28 | 株式会社多愿椅子 | Back of chair |
| CN105476315A (en) * | 2015-12-15 | 2016-04-13 | 浙江安吉祥泰家具有限公司 | Improved chair tray |
| CN105476315B (en) * | 2015-12-15 | 2018-03-23 | 浙江安吉祥泰家具有限公司 | A kind of improved chair tray |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20100829 |