CN209252113U - The flexible connection mechanism and its supporting mechanism of backrest of rotary chair - Google Patents
The flexible connection mechanism and its supporting mechanism of backrest of rotary chair Download PDFInfo
- Publication number
- CN209252113U CN209252113U CN201821584166.2U CN201821584166U CN209252113U CN 209252113 U CN209252113 U CN 209252113U CN 201821584166 U CN201821584166 U CN 201821584166U CN 209252113 U CN209252113 U CN 209252113U
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- locating notch
- backrest
- column
- flexible connection
- elastomer block
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- 229920001971 elastomer Polymers 0.000 claims abstract description 37
- 239000000806 elastomer Substances 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000010276 construction Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 210000002421 cell wall Anatomy 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The flexible connection mechanism of this backrest of rotary chair includes the column connector made of rubber material, back rest supports column upper end and the lower locating notch close to human body side are set, upper locating notch is equipped in the corner of triangle part, the lower end of column connector inserts in lower locating notch and is equipped with lower fixed connection structure between column connector and lower locating notch, the upper end of column connector inserts in locating notch and is equipped with upper fixed connection structure between column connector and upper locating notch, it is equipped with along column connector shaft close to the one side of human body to the positioning groove body of setting in column connector, and it is stuck in the intracorporal elastomer block of the locating slot, the upper end of elastomer block is stuck in the upper locating notch and is fixed on triangle part by the upper locking member through column connector, the lower end of elastomer block is stuck in the lower locating notch simultaneously Back rest supports column upper end is fixed on by the lower locking member through column connector.
Description
Technical field
The utility model belongs to flexible connection mechanism and its support in chair technology field more particularly to a kind of backrest of rotary chair
Mechanism.
Background technique
Chair is the common daily necessity of one of life.
The structure of chair includes bracket and the cushion that is fixed on bracket, and backrest is equipped on bracket.
Its two kind with fixed and lift of existing many backrests, and the backrest of lift its lift adjustment its adopt
It is locked after being adjusted with screw etc. mode.
However existing backrest its can not be swung left and right and backrest can not be tilted backwards individually close to one section of neck, use
It is restricted.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of elastic connection of stronger backrest of rotary chair of practicability
Mechanism and its supporting mechanism.
In order to achieve the above objectives, the utility model uses following technical proposal: the flexible connection mechanism of this backrest of rotary chair
Including the column connector made of rubber material, back rest supports column upper end is set and is lacked close to the lower positioning of human body side
Mouthful, it is equipped with upper locating notch in the corner of triangle part, the lower end of column connector inserts in lower locating notch and connects in column
Lower fixed connection structure is equipped between fitting and lower locating notch, the upper end of column connector inserts in locating notch and in column
Between shape connector and upper locating notch be equipped with upper fixed connection structure, column connector close to human body one side be equipped with along
Column connector shaft and is stuck in the intracorporal elastomer block of the locating slot to the positioning groove body of setting, and the upper end of elastomer block is stuck in
It is fixed on triangle part in the upper locating notch and by the upper locking member through column connector, the lower end card of elastomer block
In in the lower locating notch and by being fixed on back rest supports column upper end through the lower locking member of column connector.
Column connector may be implemented to be swung left and right, and deformation backward.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the positioning groove body lower end slot bottom is equipped with court tilted backwards
The bottom incline of lower setting is equipped with the lower inclination matching surface to match with the bottom incline in the lower end of elastomer block.
Its elastic recoil performance that can be further improved junction of the structure and further enhance structural strength.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, there is inclination to set forward towards on for the positioning groove body upper end
The top incline set is equipped with the upper inclination matching surface to match with the top incline in the upper end of elastomer block.
Its elastic recoil performance that can be further improved junction of the structure and further enhance structural strength.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, one end that the elastomer block inserts in lower locating notch is set
There is lower limit step；One end in upper locating notch is inserted in equipped with upper limit step in elastomer block.
The structure its can be to avoid excessive deep assembling.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, rear side outer wall is equipped with above and below several in the middle part of the elastomer block
Spaced U-shaped relief groove.
The structure its can form self-protection.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the upper fixed connection structure includes being arranged in upper positioning
Positioning tube at least one in notch, it is upper solid equipped with being inserted into one by one for the upper positioning tube on rear side of the upper end of elastomer block
Determine hole.
Upper locking member is passed through from upper positioning tube placed in the middle.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the lower fixed connection structure includes being arranged in lower positioning
Positioning tube under at least one in notch, it is lower solid equipped with being inserted into one by one for the lower positioning tube on rear side of the lower end of elastomer block
Determine hole.
Lower locking member is passed through from lower positioning tube placed in the middle.
Using the supporting mechanism of backrest of rotary chair frame made of the flexible connection mechanism comprising rectangular backrest frame, rectangle
The back side top side of seat back frame is connected with support frame by triangle part, and the support frame includes fixed seat frame and is connected to fixing seat
Fixed column on rear side of frame, further includes back rest supports column, is equipped with matching hole in the lower end of back rest supports column and fixed column inserts in institute
In the matching hole stated, several adjustment holes being arranged along matching hole axially spaced-apart are equipped on the hole wall of matching hole, in fixed column
The one end inserted in matching hole is equipped with U-shaped resilient locking element and one end of U-shaped resilient locking element inserts in any one adjustment hole
It is interior, fixed column insert between one end in matching hole and back rest supports column be equipped with adjust guiding mechanism, back rest supports column it is upper
End is connect by flexible connection mechanism with triangle part.
U-shaped resilient locking element is made of a metal bar material bending.
Matching hole and fixed column are designed, axial guiding can be formed, the stability of lift adjustment can be improved.
Adjustment hole and U-shaped resilient locking element are designed, when needing to carry out lift adjustment, U-shaped resilient locking element is outside at this time
One end in adjustment hole is inserted under the adjusting of power and is detached from adjustment hole, discharges external force at this time behind lifting to setting position and forces U
The corresponding one end of shape resilient locking element simultaneously inserts in adjustment hole, reaches the height adjustment of backrest height.
The adjusting guiding mechanism of design, can be further improved the regularity and stability of lift adjustment.
The flexible connection mechanism of design may be implemented individually tilting backwards close to neck location, further enrich
Using function and improve practicability.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the adjusting guiding mechanism include be located at adjustment hole in and
The guide runner connecting with fixed column vertical sliding is equipped at least one waist-shaped hole in fixed column, fixed on guide runner
The guide pin for thering is at least one to run through the waist-shaped hole and being connect with back rest supports column.
Moved by guide pin along waist-shaped hole, the regularity and stability of lifting moving can be improved, meanwhile, also into
One step improves whole structural strength.
Alternatively scheme, the adjusting guiding mechanism includes the guide rail and slide block structure being mutually slidably connected.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the fixed column back side is equipped with strip groove, and guiding is slided
Block is located in strip groove and the two sides of guide runner and the cell wall of strip groove are slidably connected, the middle part of U-shaped resilient locking element
Stick on one side of the guide runner far from strip groove slot bottom.
The design of strip groove can expand the contact area with guide runner, and can be further improved sliding
Regularity and stability.
U-shaped resilient locking element can force guide runner to have the trend moved to human body side.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, before the guide runner includes back plate and is connected to back plate
The slide plate on surface is equipped with the elastic construction one that contacts with strip groove slot bottom on slide plate, is equipped on slide plate and strip groove
Cell wall contact elastic construction two, stick on back plate rear surface in the middle part of U-shaped resilient locking element.
The elastic construction one of design may insure that U-shaped resilient locking element is contacted with guide runner always.
The elastic construction two of design can provide backrest by elastic buffer of the left and right after twisted and rebound.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the elastic construction one includes being arranged two above and below slide plate
The cantilevered elastic slice at end, every piece of cantilevered elastic slice free end close to strip groove one side be equipped with lug boss, lug boss with
The slot bottom of strip groove contacts.Two pieces of cantilevered elastic slices are symmetrical set.
Cantilevered elastic slice its may insure the elastic property of upper and lower side.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the back plate upper and lower ends are respectively equipped with hangs with described
The arm-type one-to-one resigning breach of elastic slice.
The resigning breach of design, the resigning after may insure cantilevered elastic slice elastic deformation.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the elastic construction two includes being arranged in slide plate two sides
On raised line, be respectively equipped with cantilever type elastic portion at the both ends of every raised line, the slot bottom of cantilever type elastic portion and strip groove connects
Touching.Back plate is located between two pieces of raised lines.
It not only increases structural strength to raised line, but also the fixed stability of back plate can be improved.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, there are two the waist-shaped holes and is parallel to each other, and slide plate leans on
Person of modern times's body set there are two recessing groove and slide plate be equipped with recessing groove while form four and contacted with the slot bottom of strip groove,
The recessing groove and waist-shaped hole corresponds.
The structure its may insure the stability and ride comfort of lift adjustment.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the matching hole is rectangular opening, and the fixed column is inserted
One end transversal cross-section in matching hole is in rectangle and the rectangular opening matches.
Its stability that lift adjustment can be improved of the structure, avoids mutual circumferentially rotate.
In the flexible connection mechanism of above-mentioned backrest of rotary chair, the back rest supports column includes that rear side has locating recesses
The ontology of slot, and by the closed cover board of the notch of locating recesses slot, above-mentioned cooperation is formed between the ontology and cover board
Hole.
Its is easy to disassemble for the structure.
The periphery of cover board is equipped with several buckles, blocks one by one equipped with several for the buckle on the cell wall of locating recesses slot
The bayonet entered.
The elastomer block is processed by sheet metal or nonmetal plate.
Compared with prior art, the advantages of flexible connection mechanism of this backrest of rotary chair, is:
1, adjustment hole and U-shaped resilient locking element are designed, when needing to carry out lift adjustment, U-shaped resilient locking element exists at this time
One end in adjustment hole is inserted under the adjusting of external force and is detached from adjustment hole, discharges external force at this time behind lifting to setting position and is forced
The corresponding one end of U-shaped resilient locking element simultaneously inserts in adjustment hole, reaches the height adjustment of backrest height.
2, the adjusting guiding mechanism designed, can be further improved the regularity and stability of lift adjustment.
3, matching hole and fixed column are designed, axial guiding can be formed, the stability of lift adjustment can be improved.
4, structure is simple and manufacture easy to process.
5, the flexible connection mechanism designed may be implemented individually tilting backwards close to neck location, further enrich
Using function and improve practicability.
Detailed description of the invention
Fig. 1 is revolving chair structure schematic diagram provided by the utility model.
Fig. 2 is swivel chair schematic cross-sectional view provided by the utility model.
Fig. 3 is enlarged structure schematic diagram at A in Fig. 2.
Fig. 4 is structural schematic diagram provided by the utility model.
Fig. 5 is the local explosion structure diagram of Fig. 4.
Fig. 6 is guide runner configuration schematic diagram provided by the utility model.
Fig. 7 is enlarged structure schematic diagram at B in Fig. 2.
Fig. 8 is flexible connection mechanism configuration schematic diagram provided by the utility model.
In figure, fixed seat frame a1, fixed column a2, waist-shaped hole a21, strip groove a22, back rest supports column a3, matching hole
A31, adjustment hole a32, ontology a33, locating recesses slot a331, cover board a34, U-shaped resilient locking element a4, guide runner a5, guiding
Sell a51, back plate a52, resigning breach a521, slide plate a53, cantilevered elastic slice a54, lug boss a55, raised line a56, cantilever type elastic
Portion a57, lower locating notch a35, lower positioning tube a36, rectangular backrest frame a6, triangle part a7, upper locating notch a71, upper positioning tube
A72, flexible connection mechanism a8, column connector a81, positioning groove body a82, bottom incline a821, top incline a822, elastomer block
A83, lower inclination matching surface a831, upper inclination matching surface a832, U-shaped relief groove a833, upper locking member a84, lower locking member a85,
Upper fixation hole a86, lower fixed hole a87.
Specific embodiment
It is the specific embodiment of utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figs. 1-2, the flexible connection mechanism of this backrest of rotary chair includes the column connector made of rubber material
A81 is arranged in the back rest supports upper end column a3 and the lower locating notch a35 close to human body side, sets in the corner of triangle part a7
There is a upper locating notch a71, the lower end of column connector a81 inserts in lower locating notch a35 and in column connector a81 and lower fixed
It is equipped with lower fixed connection structure between the notch a35 of position, the upper end of column connector a81 inserts in locating notch a71 and in column
Upper fixed connection structure is equipped between shape connector a81 and upper locating notch a71, in column connector a81 close to the one of human body
Face is equipped with the positioning groove body a82 being axially arranged along column connector a81, and the elasticity being stuck in the positioning groove body a82
Block a83, the elastomer block a83 are processed by sheet metal.
The upper end of elastomer block a83 is stuck in the upper locating notch a71 and the locking by running through column connector a81
Tight part a84 is fixed on triangle part a7, and the lower end of elastomer block a83 is stuck in the lower locating notch a35 and by through column
The lower locking member a85 of shape connector a81 is fixed on the upper end back rest supports column a3.
The positioning groove body a82 lower end slot bottom is equipped with the bottom incline a821 tilted backwards being arranged downward, in elastomer block
The lower end of a83 is equipped with the lower inclination matching surface a831 to match with the bottom incline a821.
The positioning upper end groove body a82 has inclination forward towards the top incline a822 of upper setting, elastomer block a83's
Upper end is equipped with the upper inclination matching surface a832 to match with the top incline a822.
The bottom incline a821 and top incline a822 is parallel to each other.
The elastomer block a83 inserts in one end in lower locating notch equipped with lower limit step；It is inserted in elastomer block a83
One end in locating notch is equipped with upper limit step.
Rear side outer wall is equipped with several spaced U-shaped relief groove a833 up and down in the middle part of the elastomer block a83.
The upper fixed connection structure includes positioning tube a72 in at least one being arranged in upper locating notch, in bullet
Property block a83 upper end on rear side of be equipped with the upper fixation hole a86 being inserted into one by one for the upper positioning tube.
The lower fixed connection structure includes positioning tube a36 under at least one being arranged in lower locating notch, in bullet
Property block a83 lower end on rear side of be equipped with the lower fixed hole a87 being inserted into one by one for the lower positioning tube.
As shown in figures 1-8,
Using the supporting mechanism of backrest of rotary chair frame made of the flexible connection mechanism comprising rectangular backrest frame a6, square
The back side top side of shape seat back frame a6 is connected with support frame by triangle part a7, is also connected with neck support on triangle part a7.
The support frame include include fixed seat frame a1 and the fixed column a2 that is connected on fixed seat frame a1 rear side, fixation
The transversal cross-section of column a2 is in rectangle.
As shown in Figs 1-4,
Further include back rest supports column a3, is equipped with matching hole a31 in the lower end of back rest supports column a3 and fixed column a2 inserts in institute
In the matching hole a31 stated, specifically, the back rest supports column a3 of the present embodiment includes the ontology that rear side has locating recesses slot a331
A33, and formed by the closed cover board a34 of the notch of locating recesses slot a331, between the ontology a33 and cover board a34
The matching hole a31 stated.
Several adjustment hole a32 being arranged along matching hole a31 axially spaced-apart are equipped on the hole wall of matching hole a31, solid
One end that one end that fixed column a2 is inserted in matching hole a31 is equipped with U-shaped resilient locking element a4 and U-shaped resilient locking element a4, which inserts in, appoints
It anticipates in an adjustment hole a32, is equipped with to adjust between one end that fixed column a2 is inserted in matching hole a31 and back rest supports column a3 and lead
To mechanism.
Specifically, the adjusting guiding mechanism of the present embodiment include be located at adjustment hole a32 in and with fixed column a2 vertical sliding
The guide runner a5 of connection is equipped at least one waist-shaped hole a21 on fixed column a2, at least one is fixed on guide runner a5
The guide pin a51 that root runs through the waist-shaped hole a21 and connect with back rest supports column a3.Prioritization scheme, the waist-shaped hole of the present embodiment
There are two a21 and is parallel to each other,
And guide pin a51 also has two and is inserted in the waist-shaped hole a21 one by one.
As shown in figures 1 to 6,
It is equipped with strip groove a22 at the back side fixed column a2, guide runner a5 is located in strip groove a22 and guide runner a5
Two sides and the cell wall of strip groove a22 be slidably connected, guide runner a5 is sticked in the middle part of U-shaped resilient locking element a4 far from item
The one side of connected in star a22 slot bottom.
That is, set on fixed column a2 there are two the lock piece being located between two waist-shaped hole a21 insertion hole, it is underlying
It is blind hole that lock piece, which is inserted into hole, and the lock piece insertion hole being located above is through-hole, and the lower end of U-shaped resilient locking element a4 inserts in blind hole
In, and the upper end of U-shaped resilient locking element a4 through through-hole and stretches in any one adjustment hole a32.
When needing to adjust height, forcing U-shaped resilient locking element a4 by external force at this time, deformation occurs to be detached from originally
Adjustment hole a32 discharge external force at this time when the relatively fixed column a2 of back rest supports column a3 is moved to required position, and U-shaped
Resilient locking element a4, which then resets, to be inserted in corresponding adjustment hole a32.
When back rest supports column a3 lifting, the also synchronization lifting of guide runner a5 at this time, it is ensured that lifting moving it is smooth
Property and stability.
Specifically, the guide runner a5 of the present embodiment includes back plate a52 and the slide plate a53 for being connected to back plate a52 front surface,
Two connecting pins are equipped between back plate a52 and slide plate a53.
The elastic construction one contacted with strip groove a22 slot bottom, specifically, the institute of the present embodiment are equipped on slide plate a53
The elastic construction one stated includes that the cantilevered elastic slice a54 of slide plate a53 upper and lower ends is arranged in, every piece of cantilevered elastic slice a54's
Free end is equipped with lug boss a55 close to the one side of strip groove a22, and lug boss a55 is contacted with the slot bottom of strip groove a22.Two
Block cantilevered elastic slice a54 is symmetrical set.
It is allowed correspondingly secondly, being respectively equipped in the back plate a52 upper and lower ends with the cantilevered elastic slice a54
Position notch a521.
The elastic construction two contacted with the cell wall of strip groove a22 is equipped on slide plate a53, U-shaped resilient locking element a4's
Middle part sticks on back plate a52 rear surface.Specifically, the elastic construction two of the present embodiment includes being arranged on the two sides slide plate a53
Raised line a56, be respectively equipped with cantilever type elastic portion a57 at the both ends of every raised line a56, cantilever type elastic portion a57 and bar shaped are recessed
The slot bottom of slot a22 contacts.Back plate a52 is located between two pieces of raised line a56.
In addition, in slide plate a53 close to human body when setting there are two recessing groove and slide plate a53 is equipped with the while shape of recessing groove
Cheng Sigen is contacted with the slot bottom of strip groove a22, and the recessing groove and waist-shaped hole a21 are corresponded.
Recessing groove improves the ride comfort of relative motion which reduce contact area.
In addition, the matching hole a31 of the present embodiment is rectangular opening, the fixed column a2 inserts in one end in matching hole a31
Transversal cross-section is in rectangle and the rectangular opening matches.
As shown in Fig. 1-2 and Fig. 7-8,
The upper end of back rest supports column a3 is connect by flexible connection mechanism a8 with triangle part a7.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. the flexible connection mechanism of backrest of rotary chair, backrest of rotary chair includes back rest supports column (a3) and triangle part (a7), and feature exists
In mechanism includes the column connector made of rubber material (a81), and setting is in the back rest supports column upper end (a3) and depends on person of modern times
The lower locating notch (a35) of body side is equipped with upper locating notch (a71) in the corner of triangle part (a7), column connector
(a81) lower end inserts in lower locating notch (a35) and is equipped between column connector (a81) and lower locating notch (a35)
Lower fixed connection structure, the upper end of column connector (a81) insert in locating notch (a71) and at column connector (a81)
It is equipped with upper fixed connection structure between upper locating notch (a71), is equipped with edge close to the one side of human body at column connector (a81)
The positioning groove body (a82) that is axially arranged of column connector (a81), and the elastomer block being stuck in positioning groove body (a82)
(a83), the upper end of elastomer block (a83) is stuck in the upper locating notch (a71) and by through column connector (a81)
Upper locking member (a84) is fixed on triangle part (a7), and the lower end of elastomer block (a83) is stuck in the lower locating notch (a35)
And the upper end back rest supports column (a3) is fixed on by the lower locking member (a85) through column connector (a81).
2. the flexible connection mechanism of backrest of rotary chair according to claim 1, which is characterized in that the positioning groove body
(a82) lower end slot bottom is equipped with the bottom incline (a821) tilted backwards being arranged downward, is equipped with and institute in the lower end of elastomer block (a83)
The lower inclination matching surface (a831) that the bottom incline (a821) stated matches.
3. the flexible connection mechanism of backrest of rotary chair according to claim 2, which is characterized in that the positioning groove body
(a82) upper end have inclination forward towards upper setting top incline (a822), the upper end of elastomer block (a83) be equipped with it is described
The upper inclination matching surface (a832) that top incline (a822) matches.
4. the flexible connection mechanism of backrest of rotary chair according to claim 1, which is characterized in that the elastomer block (a83)
One end in lower locating notch is inserted in equipped with lower limit step；It is equipped in one end that elastomer block (a83) inserts in upper locating notch
Upper limit step.
5. the flexible connection mechanism of backrest of rotary chair according to claim 1, which is characterized in that the elastomer block (a83)
Outer wall is equipped with several spaced U-shaped relief grooves (a833) up and down on rear side of middle part.
6. the flexible connection mechanism of backrest of rotary chair according to claim 1, which is characterized in that be fixedly connected with knot on described
Structure includes positioning tube (a72) in at least one being arranged in upper locating notch, is equipped with and supplies on rear side of the upper end of elastomer block (a83)
The upper fixation hole (a86) that the upper positioning tube is inserted into one by one.
7. the flexible connection mechanism of backrest of rotary chair according to claim 1, which is characterized in that be fixedly connected with knot under described
Structure includes positioning tube (a36) under at least one being arranged in lower locating notch, is equipped with and supplies on rear side of the lower end of elastomer block (a83)
The lower fixed hole (a87) that the lower positioning tube is inserted into one by one.
8. the flexible connection mechanism of backrest of rotary chair according to claim 2, which is characterized in that the bottom incline
(a821) it is parallel to each other with top incline (a822).
9. the branch of backrest of rotary chair frame made of the flexible connection mechanism of backrest of rotary chair according to any one of claims 1 to 8
Support mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821584166.2U CN209252113U (en) | 2018-09-27 | 2018-09-27 | The flexible connection mechanism and its supporting mechanism of backrest of rotary chair |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821584166.2U CN209252113U (en) | 2018-09-27 | 2018-09-27 | The flexible connection mechanism and its supporting mechanism of backrest of rotary chair |
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| Publication Number | Publication Date |
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| CN209252113U true CN209252113U (en) | 2019-08-16 |
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ID=67553323
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| CN201821584166.2U Active CN209252113U (en) | 2018-09-27 | 2018-09-27 | The flexible connection mechanism and its supporting mechanism of backrest of rotary chair |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109090874A (en) * | 2018-09-27 | 2018-12-28 | 浙江粤强家具科技有限公司 | The flexible connection mechanism and its supporting mechanism of backrest of rotary chair |
-
2018
- 2018-09-27 CN CN201821584166.2U patent/CN209252113U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109090874A (en) * | 2018-09-27 | 2018-12-28 | 浙江粤强家具科技有限公司 | The flexible connection mechanism and its supporting mechanism of backrest of rotary chair |
| CN109090874B (en) * | 2018-09-27 | 2024-01-12 | 浙江粤强家具科技有限公司 | Elastic connection mechanism of swivel chair backrest and supporting mechanism thereof |
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