CN209660977U - A kind of novel star base with folder function - Google Patents
A kind of novel star base with folder function Download PDFInfo
- Publication number
- CN209660977U CN209660977U CN201920185558.XU CN201920185558U CN209660977U CN 209660977 U CN209660977 U CN 209660977U CN 201920185558 U CN201920185558 U CN 201920185558U CN 209660977 U CN209660977 U CN 209660977U
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- China
- Prior art keywords
- block
- groove
- star base
- friction portion
- slot
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/002—Chair or stool bases
- A47C7/004—Chair or stool bases for chairs or stools with central column, e.g. office chairs
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- Clamps And Clips (AREA)
Abstract
The utility model belongs to support construction technical field more particularly to a kind of novel star base with folder function.The utility model on centerbody by being arranged the first inserting groove, the second inserting groove and the projecting inward friction portion of slot；The mode of first inserting block, the second inserting block and block protrusion friction portion is set on stabilizer blade, achievees the effect that star base effectively folds and uses.The utility model has star base foldable structure rationally effective, folds separation not easily to fall off when collapsing, the advantage that support strength is big and Split folding formula star base entirety using effect is good, flexible and convenient when expansion uses.
Description
Technical field
The utility model belongs to support construction technical field more particularly to a kind of novel star base with folder function.
Background technique
Revolving chair leg, also known as star base are the common support accessories of swivel chair, office chair, to install lifting cylinder and support
Swivel chair, existing revolving chair leg are usually monolithic construction, so on the one hand when one of leg arm damages, it is necessary to will
Entire star base is replaced, and unnecessary waste is caused, and on the other hand, monolithic construction occupied space is big, especially exists
When storage or vanning transport, wasting space is more, and transportation cost is high, increases the expenditure of enterprise.Though existing folding star base
It is so easy to collapse to fold, but all different degrees of structural strength for reducing star base, furthermore in existing product, collapses and fold
Foot portion is easy to happen in star base afterwards falls off the phenomenon that separating with centerbody, increases to installation next time unnecessary
Assembly operation is repeated, in addition existing star base is also easy to happen after gathering is opened accidentally the problem of influence uses.
Patent announcement number is CN206197512U, and the day for announcing is that the Chinese utility model patent of 2017.05.31 discloses one
Kind can combination folding swivel chair five-star foot, structure include: foot item, central part, fixing piece, chain angle, locking key, convex block, fixed block,
Locating piece, groove, the foot side are equipped with central part, and the foot item is flexibly connected by chain angle with central part, the central part
Side is equipped with foot item, and the central part is flexibly connected by chain angle with foot item, and the central part has foot item, and the central part is logical
It crosses chain angle to be flexibly connected with foot item, the central part side is equipped with foot item, and the central part is flexibly connected by chain angle with foot item, institute
It states central part and has fixing piece, connected between the central part and fixing piece by articulate, the central part is equipped with
Locking key, the central part are fixedly connected with locking key.
But the swivel chair five-star foot in the utility model patent deposits the low problem of support strength upon deployment.
Utility model content
The purpose of the utility model is to provide a kind of novel star base with folder function, can be by centerbody
First inserting groove, the second inserting groove and the projecting inward friction portion of slot are set；First inserting block, the second inserting block are set on stabilizer blade
And the mode in block protrusion friction portion, achieve the effect that star base effectively folds and uses.The utility model is rolled over star base
Stack structure is rationally effective, folds separation not easily to fall off when collapsing, and support strength is big when expansion uses and Split folding formula five-pointed star
Good, the flexible and convenient advantage of foot entirety using effect.
The utility model solve the above problems the technical solution adopted is that: a kind of novel star base with folder function,
Including centerbody and five stabilizer blades, the centerbody is equipped with the first inserting block being respectively used to on the stabilizer blade and the
Two inserting blocks carry out the first inserting groove and the second inserting groove after insertion clamping to rotary folding, first inserting groove and
It is equipped in second inserting groove for being carried out in first inserting block and the second inserting block side in the tight slot of shape deforming clip
Friction portion is protruded, is equipped in first inserting block and the second inserting block for being inserted in first inserting groove and second
The tight block of shape deforming clip is carried out on access slot medial surface protrudes friction portion.
Further preferred technical solution is: being equipped with pairs of use in first inserting block and the second inserting block
In the outer arcuate slot and inside arc groove of grafting and rotation；It is equipped in first inserting groove and the second inserting groove point
The side link block and middle part link block of grafting installation Yong Yu not be carried out with the outer arcuate slot and inside arc groove.
Further preferred technical solution is: the projecting inward friction portion setting of the slot is in first inserting groove and the
It is on the inside two sides groove body face of two inserting grooves and tight for carrying out shape deforming clip on the groove body side of the outer arcuate slot；It is described
Block protrusion friction portion is arranged on the groove body of the outer arcuate slot and in first inserting groove and the second grafting
It is tight that shape deforming clip is carried out on the inside two sides groove body face of slot.
Further preferred technical solution is: the outer arcuate slot and inside arc groove include that protrusion setting exists
Groove body side and arc-shaped fluting in first inserting block and the second inserting block, the arc-shaped of outer arcuate slot are opened
It is equipped at channel opening position for carrying out the inclination protrusion for stopping limit to being caught in the side link block after grafting.
Further preferred technical solution is: the thickness of the inclination protrusion is along the side of being caught in of the side link block
To be incremented by.
Further preferred technical solution is: the inside of the side link block is arranged in the projecting inward friction portion of slot
At top position, block protrusion friction portion is arranged on the groove body side of the outer arcuate slot at aperture position, institute
The thickness and area of section for stating the projecting inward friction portion of slot are all larger than block protrusion friction portion, the projecting inward friction portion of slot
A side is arranged on the side link block.
Further preferred technical solution is: the centerbody further includes being arranged in first inserting groove and second
Inserting groove upper end is simultaneously bent downwardly grooving with the pressure-bearing groove body for carrying out contact pressure-bearing with stabilizer blade installation end face.
Further preferred technical solution is: being equipped with downwardly projecting in the pressure tank body and is located at first grafting
In slot and the second inserting groove and for carrying out contact pressure-bearing in first inserting block and the second inserting block annular side
Vertical pressure block.
Further preferred technical solution is: first inserting block and the second inserting block annular side are equipped with and use
Plate is thickened in the block contacted with the vertical pressure block.
Further preferred technical solution is: the groove body side of the outer arcuate slot and stabilizer blade installation end face are equipped with
Structure fluting.
The utility model on centerbody by being arranged the first inserting groove, the second inserting groove and the projecting inward friction portion of slot；
The mode of first inserting block, the second inserting block and block protrusion friction portion is set on stabilizer blade, reaches star base and effectively folds
The effect used.The utility model has star base foldable structure rationally effective, and folding separation not easily to fall off, expansion when collapsing makes
The advantage that used time support strength is big and Split folding formula star base entirety using effect is good, flexible and convenient.
Detailed description of the invention
Structural schematic diagram when Fig. 1 is star base expansion in the utility model.
Fig. 2 is the structural schematic diagram of centerbody in the utility model.
Fig. 3 is the positional structure schematic diagram of vertical pressure block in the utility model.
Fig. 4 is the structural schematic diagram of stabilizer blade installation end in the utility model.
Fig. 5 is the positional structure schematic diagram of inside arc groove in the utility model.
Fig. 6 is structural schematic diagram when star base collapses in the utility model.
Specific embodiment
As described below is only the preferred embodiment of the utility model, is not defined to the scope of the utility model.
Embodiment: as shown in attached drawing 1,2,3,4,5 and attached drawing 6, a kind of novel star base with folder function, including
Centerbody 1 and five stabilizer blades 2, the centerbody 1 be equipped be respectively used to the first inserting block 201 on the stabilizer blade 2 with
And second inserting block 202 carry out the first inserting groove 101 and the second inserting groove 102 after insertion clamping to rotary folding, it is described
It is equipped in first inserting groove 101 and the second inserting groove 102 in first inserting block 201 and the second inserting block
The tight projecting inward friction portion 103 of slot of shape deforming clip is carried out on 202 sides, in first inserting block 201 and the second inserting block 202
It is equipped with for carrying out the tight block protrusion of shape deforming clip on 102 medial surface of first inserting groove 101 and the second inserting groove
Friction portion 203.
In the present embodiment, first inserting groove 101 and the second inserting groove 102 share 5 on the centerbody 1
Right, with corresponding 5 stabilizer blades 2, first inserting groove 101 and the second inserting groove 102 are added in one by two side plates
Between plate formed, first inserting block 201 and the second inserting block 202 are installed for being inserted into, guarantee basic dismounting and folding
Open and close function.
On the other hand, the projecting inward friction portion 103 of the slot is arranged on the side plate interior sides face, for inserting described first
Entering to deform on 202 lateral surface of block 201 and the second inserting block and clamp, star base surprisingly falls off separation when avoiding collapsing, and described piece
Body protrudes friction portion 203 and is arranged on 202 lateral surface of first inserting block 201 and the second inserting block, in the side
It deforms and clamps on plate medial surface, finally guarantee between the centerbody 1 and the stabilizer blade 2 to have between totally 5 pieces of connecting plates larger
And suitable frictional strength, the stabilizer blade 2 falls off from the centerbody 1 when avoiding collapsing, and guarantees that basic stablizing folds effect
Fruit.
Moreover, the collapsible star base, be substantially it is demountable, the clamping structure is only intended to avoid collapsing
When star base surprisingly fall off separation, and when one of them described damage of stabilizer blade 2 needs replacing, the clamping structure force simultaneously
After releasing, new can directly reinstall and use.
The pairs of outside for grafting and rotation is equipped in first inserting block 201 and the second inserting block 202
Arc groove 204 and inside arc groove 205；It is equipped with and is respectively used in first inserting groove 101 and the second inserting groove 102
The side link block 104 and middle part link block of grafting installation are carried out with the outer arcuate slot 204 and inside arc groove 205
105。
In the present embodiment, the side link block 104 and middle part link block 105 are to protrude cylindric block, cooperation
Arcwall face on the outer arcuate slot 204 and inside arc groove 205 guarantees that first inserting block 201 and second is inserted
Entering after block 202 engages installation on the side link block 104 and middle part link block 105 has effective rotary folding function
Can, wherein the side link block 104, middle part link block 105, outer arcuate slot 204 and inside arc groove 205 are 2
Setting finally guarantees that totally 4 sides of first inserting block 201 and the second inserting block 202 all have stable insertion engaging
Mounting structure guarantees the stability of strutting system of star base.
The inside two of first inserting groove 101 and the second inserting groove 102 is arranged in the projecting inward friction portion 103 of slot
It is in side channel dignity and tight for carrying out shape deforming clip on the groove body side of the outer arcuate slot 204；The block protrusion friction
Portion 203 is arranged on the groove body of the outer arcuate slot 204 and in first inserting groove 101 and the second inserting groove
It is tight that shape deforming clip is carried out on 102 inside two sides groove body face.
In the present embodiment, the projecting inward friction portion 103 of the slot is to be arranged in the 104 inside front position of side link block
The rectangular-shaped block for setting place, for protruding 203 side side of friction portion far from the block in the outer arcuate slot 204
Sliding deformation clamps, and block protrusion friction portion 203 is located at the lower end position of the outer arcuate slot 204, and shape is
Less than the protrusion bulb or lesser rectangular blocks in the projecting inward friction portion 103 of the slot, in the side link block 104
Sliding deformation is carried out below outside on side to clamp, two kinds of final effects are consistent, and are contributed to improve described first and be inserted
Enter the frictional strength of block 201 and the second inserting block 202 on first inserting groove 101 and the second inserting groove 102, guarantees
5 stabilizer blades 2 are collapsed and are kept after centainly exerting a force, and are not easy to be opened accidentally in storage and transport, for this purpose, wherein
The connection inner thickness of first inserting groove 101 and the second inserting groove 102 and the centerbody 1 is slightly larger than thickness as outside,
In external contracting form, equally it is the frictional strength improved after first inserting block 201 and the installation of the second inserting block 202, avoids
The stabilizer blade 2 unexpected the phenomenon that falling off when gathering, accordingly even when one of stabilizer blade is held, other 4 stabilizer blades and centerbody
Weight be pressed on connecting portion, the case where accidental separation will not occur, guarantee that the frictional strength of insertion installation is suitable for and foot
It is enough.
The outer arcuate slot 204 and inside arc groove 205 include protrusion setting first inserting block 201 with
And second the groove body side in inserting block 202 and arc-shaped fluting, the arc-shaped slotted openings position of the outer arcuate slot 204
Place is equipped with for carrying out the inclination protrusion 207 for stopping limit to being caught in the side link block 104 after grafting.The inclination
The thickness of protrusion 207 is incremented by along the direction that is caught in of the side link block 104.
In the present embodiment, the grafting snap-in structure of 1 centerbody 1 plus 5 five stabilizer blades 2 is when leaving the factory
Connection is installed and is collapsed, and the opening design of the outer arcuate slot 204 and inside arc groove 205 is when guaranteeing factory
The installation side link block 104 and middle part link block 105 can be inserted, and the presence of the inclination protrusion 207 is to use
In thick in the resistance that the increase side link block 104 and middle part link block 105 accidentally slip out, the inclination protrusion 207
It is outer thin, it is arranged at the aperture position of the outer arcuate slot 204 in slide unit shape, so that the stabilizer blade 2 has following two excellent
Point:
First, after the stabilizer blade 2 engages with the side link block 104 and the insertion of middle part link block 105, the stabilizer blade
2 are not easy to release engaging and fall off；
Second, can be when applying larger when some stabilizer blade accidental damage, i.e., the described side link block 104 crosses institute
State inclination protrusion 207 inside webbing after can complete single stabilizer blade remove replacement operation is installed again, guarantee the five-pointed star
The using flexible of foot.
On the other hand, the stabilizer blade 2 during installation, the opening of the outer arcuate slot 204 downward, i.e., the described stabilizer blade 2
Long axial direction near vertical downward, more completed to pacify later by the side link block 104 by the inside webbing of the inclination protrusion 207
Dress, the upward rotary expansion of the stabilizer blade 2 can support seat to carry out normal use at this time.
In addition, the inclination protrusion 207 can fill at the entire aperture position of the outer arcuate slot 204, it can also
To be thin piece outside the interior thickness for individually protrude in the opening plane of the outer arcuate slot 204 a skewed similar chock
Body, to prevent the side link block 104 from being caught in rear outer shifting.
The projecting inward friction portion 103 of slot is arranged at the inside front position of the side link block 104, the block
Protrusion friction portion 203 is arranged on the groove body side of the outer arcuate slot 204 at aperture position, the projecting inward friction of slot
The thickness and area of section in portion 103 are all larger than block protrusion friction portion 203, the side in the projecting inward friction portion 103 of slot
Side is arranged on the side link block 104.
In the present embodiment, the projecting inward friction portion 103 of the slot and block protrusion friction portion 203 are located at same group of contact
On face, the former is located at the inside front of contact surface, and the latter is located at outer side-lower, guarantees that the two does not contact, and otherwise two kinds
After thickness superposition, since the larger stabilizer blade 1 of thickness cannot be fully rotating.
On the other hand, first inserting block 201 and the second inserting block 202, close to the projecting inward friction portion of the slot
103 sides, i.e. insertion front end is thicker, and protrudes 203 side of friction portion close to the block, i.e. insertion rear end is relatively thin, and is formed
The three pieces of plate bodys and inside of first inserting groove 101 and the second inserting groove 102 are thick, outside is thin, therefore the bulk square
Projecting inward 103 thickness of friction portion of the slot of shape, area are all larger than block protrusion friction portion 203, guarantee that deformation clamps
When, frictional force and the insertion grip strength provided matches, i.e., insertion inner end sandwich dynamics is strong, then deforms friction grip
Dynamics is also strong, and outboard end is then that sandwich dynamics is small, then it is also small to deform friction grip dynamics, this is exactly embodied in the slot
Protrude on this point 103 block of friction portion is small and thin.
In addition, the rectangular configuration in the projecting inward friction portion 103 of slot, due to being connect with the side link block 104,
Integrated molding mode is used when type, therefore the lower end edge of the rectangular configuration has a notch compared to complete rectangular formula, this
It is also beneficial to one step flowing forming of liquid resin or metal when molding, is connected by the projecting inward friction portion 103 of the slot and side
The mode for connecing two molding notch perforations at block 104, reaches contact connectio, compared to the projecting inward friction portion 103 of the slot and institute
It states side link block 104 to be provided separately, independent molding mode, the connection way of contact in the present embodiment then has bonding strength
Big advantage.
The centerbody 1 further includes being arranged in first inserting groove 101 and 102 upper end of the second inserting groove and being turned under
Bent grooving is with the pressure-bearing groove body 106 for carrying out contact pressure-bearing with stabilizer blade installation end face 206.It is equipped in the pressure-bearing groove body 106
It is downwardly projecting and be located in first inserting groove 101 and the second inserting groove 102 and for first inserting block 201 with
And the vertical pressure block 108 of contact pressure-bearing is carried out in 202 annular side of the second inserting block.First inserting block 201 and
The block that two inserting blocks, 202 annular side is equipped with for being contacted with the vertical pressure block 108 thickens plate 208.
In the present embodiment, the stabilizer blade 2 is substantially carried out pressure-bearing support operation after being unfolded, and pressure-bearing is larger, is star base
Primary structure intensity index, wherein the outer arcuate slot 204 and inside arc groove 205 and side link block 104 and
The corresponding engaging " hooking " of middle part link block 105, has the tendency that one pulls out, and stabilizer blade installation end face 206 is against
On the pressure-bearing groove body 106, have the tendency that one inwardly pushes, finally guarantees that installation of the stabilizer blade 2 on centerbody 1 is firm
Property, and the block thickens plate 208 and is against on the vertical pressure block 108, for supplementing the branch of stabilizer blade installation end face 206
Intensity is supportted, it is final to guarantee star base connecting portion, there is the force way of " lower part pulling, top pressing ", guarantee to have enough
Support strength, to support the weight of seat and people.
The groove body side of the outer arcuate slot 204 and stabilizer blade installation end face 206 are equipped with structure fluting 209.
In the present embodiment, structure fluting 209 for avoid it is integrally moulded during since thickness is larger and
Bring molding collapses problem, and can guarantee there is lighter quality under the precursor for having substantially no effect on support strength, with
The whole usage experience of the star base is improved, structure fluting designs on the centerbody 1 and stabilizer blade 2 elsewhere
There is arrangement.
The embodiments of the present invention is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
State embodiment, within the scope of knowledge possessed by those of ordinary skill in the art, can also do not depart from it is practical
Various modifications are made under the premise of novel objective.These are all without creative modification, as long as in the power of the utility model
All by the protection of Patent Law in sharp claimed range.
Claims (10)
1. a kind of novel star base with folder function, including centerbody (1) and five stabilizer blades (2), it is characterised in that: institute
State centerbody (1) be equipped be respectively used to and the first inserting block (201) and the second inserting block (202) on the stabilizer blade (2)
Carry out the first inserting groove (101) and the second inserting groove (102) after insertion clamping to rotary folding, first inserting groove
(101) and in the second inserting groove (102) it is equipped in first inserting block (201) and the second inserting block (202)
The tight projecting inward friction portion (103) of slot of shape deforming clip, first inserting block (201) and the second inserting block are carried out on side
(202) it is equipped on tight for carrying out shape deforming clip on first inserting groove (101) and the second inserting groove (102) medial surface
Block protrude friction portion (203).
2. a kind of novel star base with folder function according to claim 1, it is characterised in that: first insertion
It is equipped on block (201) and the second inserting block (202) pairs of for grafting and the outer arcuate slot (204) rotated and interior
Side arc groove (205)；Be equipped in first inserting groove (101) and the second inserting groove (102) be respectively used to it is described outer
Side arc groove (204) and inside arc groove (205) carry out the side link block (104) and middle part link block of grafting installation
(105).
3. a kind of novel star base with folder function according to claim 2, it is characterised in that: the slot is projecting inward
Friction portion (103) setting is used in combination on the inside two sides groove body face of first inserting groove (101) and the second inserting groove (102)
It is tight in carrying out shape deforming clip on the groove body side in the outer arcuate slot (204)；Block protrusion friction portion (203) setting exists
On the groove body of the outer arcuate slot (204) and in the interior of first inserting groove (101) and the second inserting groove (102)
It is tight that shape deforming clip is carried out on portion, groove body face, two sides.
4. a kind of novel star base with folder function according to claim 2, it is characterised in that: the outer arcuate
Slot (204) and inside arc groove (205) include that protrusion is arranged in first inserting block (201) and the second inserting block
(202) groove body side and arc-shaped fluting on are equipped at the arc-shaped slotted openings position of the outer arcuate slot (204) and use
In carrying out the inclination protrusion (207) for stopping limit to being caught in the side link block (104) after grafting.
5. a kind of novel star base with folder function according to claim 4, it is characterised in that: the inclination protrusion
The thickness in portion (207) is incremented by along the direction that is caught in of the side link block (104).
6. a kind of novel star base with folder function according to claim 4, it is characterised in that: the slot is projecting inward
Friction portion (103) is arranged at the inside front position of the side link block (104), and the block protrudes friction portion (203)
It is arranged on the groove body side of the outer arcuate slot (204) at aperture position, the thickness of the projecting inward friction portion (103) of slot
Degree and area of section are all larger than block protrusion friction portion (203), a side setting of the projecting inward friction portion (103) of slot
On the side link block (104).
7. a kind of novel star base with folder function according to claim 4, it is characterised in that: the centerbody
It (1) further include being arranged in first inserting groove (101) and the second inserting groove (102) upper end and being bent downwardly grooving to be used for
The pressure-bearing groove body (106) of contact pressure-bearing is carried out with stabilizer blade installation end face (206).
8. a kind of novel star base with folder function according to claim 7, it is characterised in that: the pressure-bearing groove body
(106) it is equipped with downwardly projecting in and is located in first inserting groove (101) and the second inserting groove (102) and for described
The vertical pressure block (108) of contact pressure-bearing is carried out in first inserting block (201) and the second inserting block (202) annular side.
9. a kind of novel star base with folder function according to claim 8, it is characterised in that: first insertion
Block (201) and the second inserting block (202) annular side are equipped with the block for being contacted with the vertical pressure block (108)
Body thickens plate (208).
10. a kind of novel star base with folder function according to claim 8, it is characterised in that: the lateral arcs
The groove body side of shape slot (204) and stabilizer blade installation end face (206) are equipped with structure fluting (209).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920185558.XU CN209660977U (en) | 2019-02-02 | 2019-02-02 | A kind of novel star base with folder function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920185558.XU CN209660977U (en) | 2019-02-02 | 2019-02-02 | A kind of novel star base with folder function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209660977U true CN209660977U (en) | 2019-11-22 |
Family
ID=68568504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920185558.XU Active CN209660977U (en) | 2019-02-02 | 2019-02-02 | A kind of novel star base with folder function |
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| Country | Link |
|---|---|
| CN (1) | CN209660977U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020156263A1 (en) * | 2019-02-02 | 2020-08-06 | 安吉金泰紧固件有限公司 | Novel pentagram-like leg having folding function |
-
2019
- 2019-02-02 CN CN201920185558.XU patent/CN209660977U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020156263A1 (en) * | 2019-02-02 | 2020-08-06 | 安吉金泰紧固件有限公司 | Novel pentagram-like leg having folding function |
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