CN201370309Y - Swivel chair base convenient for pitchup adjustment - Google Patents
Swivel chair base convenient for pitchup adjustment Download PDFInfo
- Publication number
- CN201370309Y CN201370309Y CN200920050351U CN200920050351U CN201370309Y CN 201370309 Y CN201370309 Y CN 201370309Y CN 200920050351 U CN200920050351 U CN 200920050351U CN 200920050351 U CN200920050351 U CN 200920050351U CN 201370309 Y CN201370309 Y CN 201370309Y
- Authority
- CN
- China
- Prior art keywords
- base
- seat
- cylinder
- swivel chair
- reclining
- 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 - Lifetime
Links
Images
Abstract
The utility model relates to a swivel chair base convenient for pitchup adjustment. The swivel chair base comprises a base seat and a base plate arranged on the base seat, a sliding plate which can slide forward and backward along the base plate is movably installed on the base plate, and an elevating pneumatic bar socket is arranged on the base seat; the two ends of the base seat are movably articulated with the front end and the rear end of the base plate through a front articulating arm and a rear articulating arm, a cylinder seat is fixed on the front articulating arm, a backrest mounting rack extends from the rear articulating arm, a seat cover is arranged on the cylinder seat, a pitchup cylinder assembly is fixed on the base seat, one end of the cylinder body penetrates the seat cover and is installed in the cylinder seat, the tail end of the piston rod of the cylinder is connected with a pitchup adjusting handle, and a reset spring is suited on the periphery of the cylinder body corresponding to the end surface of the seat cover. The swivel chair base has the advantages that the front end and the rear end of the base plate are movably articulated with the base seat through the front articulating arm and the rear articulating arm; by matching with the cylinder assembly installed on the base seat, the arbitrary pitchup adjustment of the swivel chair backrest can be realized easily only by shifting the pitchup adjusting handle, the structure is simple and compact, the installation is easy, and the manufacture cost is low, therefore, the swivel chair base conforms to the requirements on the multiple functions and the humanized development of the swivel chair.
Description
Affiliated technical field
The utility model relates to a kind of swivel chair accessory, be specifically related to a kind of simple in structure, the swivel chair chassis that makes things convenient for reclining to regulate of good practical effect.
Background technology
At present, existing swivel chair can be adjusted its backrest reclining angle, with the needs that adapt to the different seat appearance of people and couch, but all there are problems such as its complex structure, manufacturing cost height, its backrest can only be adjusted in predetermined several angles and can not regulate arbitrarily according to the concrete requirement of people, does not meet the demand that swivel chair is multi-functional and hommization develops.
The utility model content
In order to overcome the deficiency of existing swivel chair inclination of the seat backrest adjusting device, purpose provides a kind of simple and compact for structure, low cost of manufacture, can regulate the swivel chair chassis of chair back reclining angle arbitrarily.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of swivel chair chassis that makes things convenient for reclining to regulate, comprise base and the base plate that is arranged on the base, movable being equiped with can be along the slide plate of slip before and after the base plate on the base plate, base is provided with lifting gas bar interface, before described base two ends are passed through, before back pivoted arm and the base plate, the rear end is movably hinged, be fixed with cylinder block on the preceding pivoted arm, back pivoted arm is extended with the backrest installing rack, cylinder block is provided with cover for seat, be fixed with the reclining cylinder assembly on the base, cylinder block one end passes cover for seat and is installed in the cylinder block, and its piston-rod end and reclining regulating handle join, and the cylinder block periphery on the corresponding cover for seat end face also is arranged with back-moving spring.Adopt the swivel chair chassis of this structure, be movably hinged by forward and backward pivoted arm between the front and back ends of base plate and the base, cooperate the cylinder assembly of installing on the base again, only need stir the reclining regulating handle, just can easily realize any reclining adjusting of swivel chair backrest, it is simple and compact for structure, installs easily, low cost of manufacture meets the demand that swivel chair is multi-functional and hommization develops.
The purpose of this utility model can also adopt following technical measures to solve:
Pivoted arm is made up of left and right support arm before described, has groove on the left and right support arm, and the end face of respective slot is provided with axis hole, and base one end is extended with journal stirrup, and journal stirrup is pegged graft into cooperating with axis hole in the groove and by pivot pin.
The described left and right support arm other end is hinged by pivot pin and base front end, and cylinder block interts on the pivot pin and place between the left and right support arm, and back pivoted arm is hinged with base plate rear end and base rear end respectively by pivot pin.
Described reclining cylinder is fixedly mounted in the cylinder installation cavity on the base, cylinder installation cavity one end has set up lateral pin, be fixed with the back-moving spring lid on the lateral pin outer face, the cylinder piston boom end is fixedlyed connected with the back-moving spring lid by nut, and cylinder piston boom end valve passes lateral pin and extends outside the lateral pin, also is connected with shift fork between reclining regulating handle and the cylinder piston boom end valve.
Described cover for seat and back-moving spring cover and are provided with annular and take advantage of platform, and the back-moving spring two ends take advantage of the you face to offset with the annular that cover for seat and back-moving spring cover respectively.
Be provided with the back-moving spring adjusting device between described cylinder block and the cover for seat, the back-moving spring adjusting device comprises contract piece and the regulating rod that is the U type, the thickness of described U type contract piece increases from top to bottom gradually, U type contract piece is provided with raised line, have groove on the cylinder block of corresponding raised line, U type contract piece places in the groove slidably, and regulating rod end end face is provided with an axle center fulcrum and is connected with U type contract piece, and the other end is provided with an eccentric fulcrum and is connected with cylinder block.
Described base is provided with lid.
The beneficial effects of the utility model are:
1), be movably hinged by forward and backward pivoted arm between the front and back ends of described base plate and the base, cooperates the cylinder assembly of installing on the base again, only need stir the reclining regulating handle, just can easily realize any reclining adjusting of swivel chair backrest, it is simple and compact for structure, and low cost of manufacture is installed easily.
2), be provided with the back-moving spring adjusting device between described cylinder block and the cover for seat, the thickness of the U type contract piece on the back-moving spring adjusting device increases from top to bottom gradually, regulate of the upper and lower slip of U type contract piece by regulating rod along the cover for seat upper groove, thereby regulate the tightness of back-moving spring according to different users's needs, cater to the use of different crowd, meet the demand that swivel chair is multi-functional and hommization develops more.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present utility model.
Fig. 2 is a side view of the present utility model.
Fig. 3 is the structural representation after the utility model is hidden slide plate and base plate.
Fig. 4 is the structural representation after Fig. 3 hides lid.
Fig. 5 is the structural representation of the utility model cylinder assembly.
Fig. 6 is the structural representation of another angle of Fig. 5.
Fig. 7 is the structural representation after Fig. 5 hides cylinder block.
Fig. 8 is the structural representation of regulating rod among Fig. 7.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Consult Fig. 1 to Fig. 7, a kind of swivel chair chassis that makes things convenient for reclining to regulate, comprise base 1 and the base plate 2 that is arranged on the base 1, the movable slide plate 3 that can slide that is equiped with on the base plate 2 along base plate 2 front and back, base 1 is provided with lifting gas bar interface 4, its design feature is: before described base 1 two ends are passed through, back pivoted arm 5,6 with base plate 2 before, the rear end is movably hinged, be fixed with cylinder block 7 on the preceding pivoted arm 5, back pivoted arm 6 is extended with backrest installing rack 8, cylinder block 7 is provided with cover for seat 9, base 1 is fixed with reclining cylinder assembly 10, cylinder block 11 1 ends pass cover for seat 9 and are installed in the cylinder block 7, its piston rod 12 ends join with reclining regulating handle 13, cylinder block 11 peripheries on corresponding cover for seat 9 end faces also are arranged with back-moving spring 14, pivoted arm 5 is by a left side before described, right support arm 501,502 form, a left side, right support arm 501, have groove 503 on 502, the end face of respective slot 503 is provided with axis hole 504, base 1 one ends are extended with journal stirrup 101, journal stirrup 101 grafting go into also to pass through pivot pins 15 in the groove 503 to cooperate with axis hole 504, a described left side, right support arm 501,502 other ends are hinged by pivot pin 16 and base 1 front end, cylinder block 7 interts on pivot pin 16 and places a left side, right support arm 501, between 502, back pivoted arm 6 is hinged with base plate 2 rear ends and base 1 rear end respectively by pivot pin 17, described reclining cylinder assembly 10 is fixedly mounted in the cylinder installation cavity 17 on the base 1, cylinder installation cavity 17 1 ends have set up lateral pin 18, be fixed with back-moving spring lid 19 on lateral pin 18 outer faces, cylinder piston rod 12 ends are covered 19 by nut 21 and back-moving spring and are fixedlyed connected, and cylinder piston rod 12 end valves 21 pass lateral pin 18 and extend outside the lateral pin 18, also be connected with shift fork 22 between reclining regulating handle 13 and the cylinder piston rod 12 end valves 21, described cover for seat 9 and back-moving spring lid 19 are provided with annular and take advantage of platform 9,1901, platform 901 is taken advantage of with the annular that cover for seat 9 and back-moving spring cover on 19 respectively in back-moving spring 14 two ends, 1901 end faces offset, and described base 1 is provided with lid 23.
As preferred embodiment, further:
Be provided with the back-moving spring adjusting device between described cylinder block 7 and the cover for seat 9, the back-moving spring adjusting device comprises contract piece 24 and the regulating rod 25 that is the U type, the thickness of described U type contract piece 24 increases from top to bottom gradually, U type contract piece 24 is provided with raised line 26, have groove 27 on the cylinder block 7 of corresponding raised line 26, U type contract piece 24 places in the groove 27 slidably, and regulating rod 25 end end faces are provided with an axle center fulcrum 28 and are connected with U type contract piece 24, and the other end is provided with an eccentric fulcrum 29 and is connected with cylinder block 7.
Above-described specific embodiment only is the utility model preferred embodiment, and the equivalent arrangements of being done according to the utility model claim all should be technology of the present utility model and contains such as.
Claims (7)
1. swivel chair chassis that makes things convenient for reclining to regulate, comprise base and the base plate that is arranged on the base, movable being equiped with can be along the slide plate of slip before and after the base plate on the base plate, base is provided with lifting gas bar interface, it is characterized in that: before described base two ends are passed through, before back pivoted arm and the base plate, the rear end is movably hinged, be fixed with cylinder block on the preceding pivoted arm, back pivoted arm is extended with the backrest installing rack, cylinder block is provided with cover for seat, be fixed with the reclining cylinder assembly on the base, cylinder block one end passes cover for seat and is installed in the cylinder block, and its piston-rod end and reclining regulating handle join, and the cylinder block periphery on the corresponding cover for seat end face also is arranged with back-moving spring.
2. according to the described a kind of swivel chair chassis that makes things convenient for reclining to regulate of claim 1, it is characterized in that: pivoted arm is made up of left and right support arm before described, have groove on the left and right support arm, the end face of respective slot is provided with axis hole, base one end is extended with journal stirrup, and journal stirrup is pegged graft into cooperating with axis hole in the groove and by pivot pin.
3. according to claim 1 or 2 described a kind of swivel chair chassis that make things convenient for reclining to regulate, it is characterized in that: the described left and right support arm other end is hinged by pivot pin and base front end, cylinder block interts on the pivot pin and place between the left and right support arm, and back pivoted arm is hinged with base plate rear end and base rear end respectively by pivot pin.
4. according to the described a kind of swivel chair chassis that makes things convenient for reclining to regulate of claim 1, it is characterized in that: described reclining cylinder is fixedly mounted in the cylinder installation cavity on the base, cylinder installation cavity one end has set up lateral pin, be fixed with the back-moving spring lid on the lateral pin outer face, the cylinder piston boom end is fixedlyed connected with the back-moving spring lid by nut, and cylinder piston boom end valve passes lateral pin and extends outside the lateral pin, also is connected with shift fork between reclining regulating handle and the cylinder piston boom end valve.
5. according to the described a kind of swivel chair chassis that makes things convenient for reclining to regulate of claim 1, it is characterized in that: described cover for seat and back-moving spring cover and are provided with annular and take advantage of platform, and the back-moving spring two ends take advantage of the you face to offset with the annular that cover for seat and back-moving spring cover respectively.
6. according to the described a kind of swivel chair chassis that makes things convenient for reclining to regulate of claim 1, it is characterized in that: be provided with the back-moving spring adjusting device between described cylinder block and the cover for seat, the back-moving spring adjusting device comprises contract piece and the regulating rod that is the U type, the thickness of described U type contract piece increases from top to bottom gradually, U type contract piece is provided with raised line, have groove on the cylinder block of corresponding raised line, U type contract piece places in the groove slidably, regulating rod end end face is provided with an axle center fulcrum and is connected with U type contract piece, and the other end is provided with an eccentric fulcrum and is connected with cylinder block.
7. according to the described a kind of swivel chair chassis that makes things convenient for reclining to regulate of claim 1, it is characterized in that: described base is provided with lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920050351U CN201370309Y (en) | 2009-01-19 | 2009-01-19 | Swivel chair base convenient for pitchup adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920050351U CN201370309Y (en) | 2009-01-19 | 2009-01-19 | Swivel chair base convenient for pitchup adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201370309Y true CN201370309Y (en) | 2009-12-30 |
Family
ID=41496393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920050351U Expired - Lifetime CN201370309Y (en) | 2009-01-19 | 2009-01-19 | Swivel chair base convenient for pitchup adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201370309Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103338681A (en) * | 2011-02-01 | 2013-10-02 | 博克一有限两合公司 | Synchronizing mechanism |
| CN105996532A (en) * | 2016-07-01 | 2016-10-12 | 浙江天瑜家具有限公司 | Swivel chair base capable of leaning forward in adjustable mode |
-
2009
- 2009-01-19 CN CN200920050351U patent/CN201370309Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103338681A (en) * | 2011-02-01 | 2013-10-02 | 博克一有限两合公司 | Synchronizing mechanism |
| CN103338681B (en) * | 2011-02-01 | 2016-02-24 | 博克一有限两合公司 | Lazy-tongs |
| CN105996532A (en) * | 2016-07-01 | 2016-10-12 | 浙江天瑜家具有限公司 | Swivel chair base capable of leaning forward in adjustable mode |
| CN105996532B (en) * | 2016-07-01 | 2023-05-02 | 浙江天瑜家具有限公司 | Swivel chair base with adjustable forward inclination |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW201639742A (en) | Leg lifting device of vehicle | |
| CN201370309Y (en) | Swivel chair base convenient for pitchup adjustment | |
| CN107136750A (en) | Computer same table | |
| CN203609067U (en) | Swivel chair base plate capable of adjusting leaning range | |
| CN201861860U (en) | Foot rest with steplessly adjustable lifting height for wheelchair | |
| CN204599747U (en) | A kind of height-adjustable dual crossing folding table | |
| CN201436914U (en) | Chair seat capable of automatically adjusting tilting angle of backrest | |
| CN201977293U (en) | Pneumatic adjusting mechanism for adjusting inclination angle of sofa headrest | |
| CN201814165U (en) | Multifunctional chair | |
| CN204048763U (en) | Backrest automatic hoisting mechanism | |
| CN201019302Y (en) | Multifunction chair | |
| CN200973518Y (en) | Connected organ of drawer slide rail | |
| CN203735805U (en) | Base plate of office chair | |
| CN203369610U (en) | Mechanism used for elevation and tightness adjustments of chair | |
| CN204245629U (en) | A kind of multifunctional air cylinder chair | |
| CN209629155U (en) | A kind of two-tube lifting handrail | |
| CN205585665U (en) | Structure is highly adjusted to lever seat | |
| CN201253057Y (en) | Height and angle adjustable head rest | |
| CN206545448U (en) | A kind of cabinet door support device | |
| CN211048856U (en) | Adjustable mobile airport chair | |
| CN205866459U (en) | A multi -functional modification folding chair for students' dormitory | |
| CN201175142Y (en) | Universal seat armrest | |
| CN206817084U (en) | One kind swings adjusting type TV bracket | |
| CN217723042U (en) | Novel seat adjusting mechanism | |
| CN215189921U (en) | Table with angle-adjustable table board |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170215 Address after: Huangpu Town Industrial Zone dacen Kurt road 528429 Guangdong city of Zhongshan province No. 3 Patentee after: According to the Zhongshan City Furniture Co., Ltd. Address before: 528305 Foshan, Shunde District, Ronggui street, King Street, Lane Lane, lane, Lane 3, No. three, No. five Patentee before: Weng Yonglian |
|
| CX01 | Expiry of patent term |
Granted publication date: 20091230 |
|
| CX01 | Expiry of patent term |