CN110089869A - A kind of plug-in type star base - Google Patents
A kind of plug-in type star base Download PDFInfo
- Publication number
- CN110089869A CN110089869A CN201910392480.3A CN201910392480A CN110089869A CN 110089869 A CN110089869 A CN 110089869A CN 201910392480 A CN201910392480 A CN 201910392480A CN 110089869 A CN110089869 A CN 110089869A
- Authority
- CN
- China
- Prior art keywords
- spliced eye
- plug
- plug division
- star base
- mounting hole
- 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.)
- Pending
Links
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000001427 coherent effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 abstract description 14
- 239000004033 plastic Substances 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
- F16B7/182—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements for coaxial connections of two rods or tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
- F16B7/187—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements with sliding nuts or other additional connecting members for joining profiles provided with grooves or channels
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Furniture Connections (AREA)
Abstract
The invention discloses a kind of plug-in type star bases, central connecting part including five chair legs and each chair leg of connection, at least one chair leg has the plug division for being socketed with the central connecting part, the central connecting part is equipped with the spliced eye being adapted with the plug division, and the plug division is closely connect with the spliced eye by a fastening structure integral；The fastening structure is set to the bottom of the plug division and the spliced eye, including the main mounting hole being set in the plug division bottom surface, the threaded connector being embedded in the main mounting hole, the fastener being threadedly coupled with the threaded connector, the mounting hole for being used to wear the fastener on the spliced eye bottom surface.The present invention greatly increases the chair leg of plastic material and the bonding strength of central connecting part, so that assembled plastics star base part is tightly combined, it is firm firm, it is durable.
Description
Technical field
The present invention relates to thing to sit on field of components, in particular to a kind of plug-in type star base.
Background technique
Star base, main includes the central connecting part of five chair legs of five chair legs and connection, carries the seating of thing to sit on thereon
Structure, lower loading idler wheel enable thing to sit on to roll, and are common one of the main parts sizes of thing to sit on.Existing star base is main
Including following several types: chair leg and the integrated poured integrally formed plastic part of central connecting part；Connected by welding, fastener
The rigid metal that modes are composed of the chair leg and central connecting part of rigid metallic material such as connect；Combination metalwork also
And plastic part, it is integrally formed using the kernel of metalwork and the shell of plastic part or assemble.However, the five of plastic assembled
Star foot, especially pure plastic material, under long-time service, it is easy to generate the problems such as loosening, being detached from junction and fails, cause
The star base of the pattern is perishable, and the service life is short.If but this structure type solves the problems, such as above, can greatly reduce plastics
The size and complexity of the mold of part reduce production difficulty, reduce production cost.With comparable research and tackling key problem value.
Summary of the invention
The object of the present invention is to provide a kind of plug-in type star base, can increase in place of overcome the deficiencies in the prior art
Add the chair leg of plastic material and the bonding strength of central connecting part, so that assembled plastics star base part is tightly combined,
It is firm firm, it is durable.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of plug-in type star base, the central connecting part including five chair legs and each chair leg of connection, at least one chair leg
With the plug division for being socketed with the central connecting part, the central connecting part, which is equipped with, to be adapted with the plug division
Spliced eye, the plug division are closely connect with the spliced eye by a fastening structure integral；The fastening structure is set to
The bottom of the plug division and the spliced eye, including be set to the plug division bottom surface in main mounting hole, be embedded in the master
Threaded connector in mounting hole, the fastener being threadedly coupled with the threaded connector, on the spliced eye bottom surface
For wearing the mounting hole of the fastener.
The chair leg and central connecting part of this star base are all plastic materials, and 5 chair legs can be all complete with central connecting part
Removable connection can also part chair leg it is removable, mold complexity, the processing and manufacturing for substantially reducing plastics star base are difficult
Degree and cost；Plug division is arranged in chair leg, and on the centrally disposed interconnecting piece of spliced eye, plug division also can be set to be connected at center
In socket part, and spliced eye is arranged in chair leg, wears by the socket of the plug division and spliced eye that are mutually matched, then by fastener
The threaded connection of threaded connector crossing mounting hole and being embedded in main mounting hole makes being completely embedded for chair leg and central connecting part
Securely, guarantee the light, inexpensive, durable, beautiful of chair leg.
Preferably, the threaded connector is in sleeve-shaped, there is the internal screw thread of securing member, outside in inner circumferential surface
There is wave lines on circumferential surface.
Threaded connector is metalwork, and in chair leg processing, hot pressing connects are integrally formed together with plug division, wave lines
The coarse screw thread that can be similar pipe screw thread, greatly increases bonding strength, keeps threaded connector and main mounting hole closely firm, no
It can be because external force influences displacement deformation.
Preferably, being additionally provided with connector sleeve between the mounting hole and the fastener.
Connector sleeve is deformable metal part, avoids fastener from directly connecing in the connection procedure of fastener and threaded connector
Mounting hole is contacted, to protect the surface of mounting hole.The fastener generally produced in batches, such as screw, non-threaded surface
Surface quality requirements are not high, and roughness is lower, directly contact with mounting hole, and mounting hole table can be directly destroyed when screwing force is bigger
Face.On the other hand, the size of fastener is difficult to accurately match with the size of mounting hole, connector sleeve use and deformation can make
Connector sleeve can be sufficiently filled between fastener and mounting hole in non-uniform gap and size difference, and greatly increase connection
Stiction prevents fastener from skidding, and guarantees that the stabilization of connection is effective.
Preferably, having gap between the spliced eye and the plug division.
As a result, spliced eye and the plug division is easy to connect smooth.
Preferably, the mounting hole is the racetrack long hole extended along spliced eye axis direction.
The matching of fastener and threaded connector is more convenient as a result, reduces the undesirable influence of dimensional accuracy, guarantees smooth
Assembly.
Preferably, the fastening structure further includes multiple for filling up described slotting on the spliced eye outer surface
Connect the convex block in the gap between hole and the plug division.
Convex block and spliced eye are in when starting the 1 boundary's point contacted, and the screw thread in threaded connector is completely exposed connecting hole,
Guarantee the smooth connection of fastener and threaded connector；The presence in the gap between spliced eye and plug division, so that plug division exists
After being initially inserted into spliced eye, it can slightly will be slightly tilted plug division, formation borrows, so that the threaded connection of plug division bottom surface
The entrance of part is fully exposed in mounting hole, and the mounting hole of racetrack in advance before convex block and spliced eye start contact
Presence so that fastener can also borrow mounting hole axial direction space, realize and threaded connector leading connection；And it is fastening
When the fitting depth of part gradually increases, the position of plug division is gradually corrected, and during this, and convex block is gradually got into slotting
It connects in hole, until chair leg is adjacent to completely with central connecting part.The connection of convex block and spliced eye can be interference fit, and the two is mutual
It squeezes, restores even closer after deformation connect chair leg with central connecting part by certain, relative position is more steady
Fixed, star base is more durable.
Preferably, the fastening structure be set to spliced eye axial direction bottom end it is multiple for fill up the spliced eye with
The protrusion in the gap between the plug division.
Protrusion and grafting block front end are in when starting the 1 boundary's point contacted, and the screw thread in threaded connector is completely exposed connection
Hole guarantees the smooth connection of fastener and threaded connector, the effect and convex block and grafting of the cooperation of protrusion and grafting block front end
The effect of hole cooperation is similar, and by the interference fit of the two so that chair leg is even closer after connecting with central connecting part,
Relative position is more stable, and star base is more durable.
It should be noted that the protrusion in convex block and spliced eye on plug division can exist simultaneously, can also optionally its
One, the requirement for the tightness that need to be only needed according to star base itself is selected.
Preferably, the plug division along chair leg axial direction evagination on the end face at the separate installation idler wheel position of chair leg, institute
It states plug division and when the spliced eye is completely embedded, the end face and the central connecting part fits closely and star base made to exist
The coherent smooth curve of curvature is formed on outer peripheral surface.
A plug division circle smaller than chair leg end face, into after the spliced eye adaptable therewith on central connecting part, center connects
Socket part is coherent consistent with the surface of chair leg, forms complete harmonious appearance, will not influence aesthetics because of the chair leg for being splicing.
In conclusion the invention has the following advantages:
A kind of plug-in type star base, using cleverly fastening structure is cooperated, by the combination of fastener and threaded connector, by grafting
Portion squeezes into spliced eye, and plug division is tightly combined with spliced eye, greatly increases the chair leg of plastic material and the company of central connecting part
Intensity is connect, so that assembled plastics star base part is tightly combined, it is firm firm, it is durable, it is low in cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the invention；
Fig. 2 is the connection schematic diagram of plug division and spliced eye；
Fig. 3 is the structural schematic diagram after chair leg connects completely with central connecting part at fastening structure.
Specific embodiment
The present invention will be further described in detail for scheme with reference to the accompanying drawing and preferably.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Embodiment: as shown in Figure 1-3, a kind of plug-in type star base, connects including five chair legs 1 and the center for connecting each chair leg
Socket part 2, at least a chair leg have the plug division 3 for being socketed with central connecting part, and central connecting part is equipped with and plug division phase
The spliced eye 4 of adaptation, plug division are closely connect with spliced eye by a fastening structure 5 integral；Fastening structure 5 is set to grafting
The bottom in portion and spliced eye, including the main mounting hole 51 being set in the bottom surface of plug division, the threaded connection being embedded in main mounting hole
Part 52, the fastener 53 being threadedly coupled with threaded connector, the mounting hole for being used to wear fastener on spliced eye bottom surface
54。
Threaded connector is in sleeve-shaped, has the internal screw thread of securing member in inner circumferential surface, has wave on outer peripheral surface
Slippage road.
Connector sleeve 55 is additionally provided between mounting hole and fastener.
There is gap between spliced eye and plug division.
Mounting hole is the racetrack long hole extended along spliced eye axis direction.
Fastening structure further includes multiple between filling up between spliced eye and plug division on spliced eye outer surface
The convex block 56 of gap.
Fastening structure is set to the multiple for filling up the convex of the gap between spliced eye and plug division of spliced eye axial direction bottom end
Portion 57.
Along chair leg axial direction evagination on the end face at the separate installation idler wheel position of chair leg, plug division and spliced eye connect for plug division
When connecing close, end face and central connecting part fit closely and star base are made to form the coherent round and smooth song of curvature on outer peripheral surface
Line.
Claims (8)
1. a kind of plug-in type star base, the central connecting part (2) including five chair legs (1) and each chair leg of connection, feature
Be: at least one chair leg has the plug division (3) for being socketed with the central connecting part, sets on the central connecting part
There is the spliced eye (4) being adapted with the plug division, the plug division is closely connected with the spliced eye by a fastening structure (5)
It connects integral；The fastening structure (5) is set to the bottom of the plug division and the spliced eye, including is set to the plug division
Main mounting hole (51) in bottom surface, the threaded connector (52) being embedded in the main mounting hole, with the threaded connector spiral shell
The fastener (53) of line connection, the mounting hole (54) for being used to wear the fastener on the spliced eye bottom surface.
2. a kind of plug-in type star base according to claim 1, it is characterised in that: the threaded connector is in sleeve-shaped,
There is the internal screw thread of securing member in inner circumferential surface, there is wave lines on outer peripheral surface.
3. a kind of plug-in type star base according to claim 1, it is characterised in that: the mounting hole and the fastener it
Between be additionally provided with connector sleeve (55).
4. a kind of plug-in type star base according to claim 1, it is characterised in that: the spliced eye and the plug division it
Between have gap.
5. a kind of plug-in type star base according to claim 4, it is characterised in that: the mounting hole is along grafting hole axle
The racetrack long hole that line direction extends.
6. a kind of plug-in type star base according to claim 5, it is characterised in that: the fastening structure further includes being set to institute
It states multiple for filling up the convex block (56) in the gap between the spliced eye and the plug division on spliced eye outer surface.
7. a kind of plug-in type star base according to claim 1 or 6, it is characterised in that: the fastening structure is set to described
Multiple protrusions (57) for being used to fill up the gap between the spliced eye and the plug division of spliced eye axial direction bottom end.
8. a kind of plug-in type star base according to claim 1, it is characterised in that: the plug division is along chair leg axial direction evagination
In on the end face at the separate installation idler wheel position of chair leg, when the plug division and the spliced eye are completely embedded, the end face with
The central connecting part fits closely and star base is made to form the coherent smooth curve of curvature on outer peripheral surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910392480.3A CN110089869A (en) | 2019-05-13 | 2019-05-13 | A kind of plug-in type star base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910392480.3A CN110089869A (en) | 2019-05-13 | 2019-05-13 | A kind of plug-in type star base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110089869A true CN110089869A (en) | 2019-08-06 |
Family
ID=67447772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910392480.3A Pending CN110089869A (en) | 2019-05-13 | 2019-05-13 | A kind of plug-in type star base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110089869A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230147575A1 (en) * | 2021-11-08 | 2023-05-11 | Living Style (B.V.I.) Limited | Ready to assemble chair base |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202173066U (en) * | 2011-08-25 | 2012-03-28 | 邓庆乐 | Five-star supporting foot |
| CN104665317A (en) * | 2015-02-11 | 2015-06-03 | 浙江永艺家具股份有限公司 | Swivel chair leg and assembling method thereof |
| CN205358897U (en) * | 2016-01-11 | 2016-07-06 | 浙江五星家具有限公司 | Energy -concerving and environment -protective dismantled and assembled chair foot |
| CN107007059A (en) * | 2017-06-08 | 2017-08-04 | 安吉金泰紧固件有限公司 | A kind of attachment structure assembled for five-pointed star leg base with leg |
| CN108294522A (en) * | 2018-01-11 | 2018-07-20 | 永艺家具股份有限公司 | A kind of revolving chair leg and its assemble method |
| CN208582015U (en) * | 2017-08-21 | 2019-03-08 | 陈尧忠 | A kind of pin-connected panel chair leg |
| CN210185061U (en) * | 2019-05-13 | 2020-03-27 | 安吉富和家具有限公司 | Plug-in five-star foot |
-
2019
- 2019-05-13 CN CN201910392480.3A patent/CN110089869A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202173066U (en) * | 2011-08-25 | 2012-03-28 | 邓庆乐 | Five-star supporting foot |
| CN104665317A (en) * | 2015-02-11 | 2015-06-03 | 浙江永艺家具股份有限公司 | Swivel chair leg and assembling method thereof |
| CN205358897U (en) * | 2016-01-11 | 2016-07-06 | 浙江五星家具有限公司 | Energy -concerving and environment -protective dismantled and assembled chair foot |
| CN107007059A (en) * | 2017-06-08 | 2017-08-04 | 安吉金泰紧固件有限公司 | A kind of attachment structure assembled for five-pointed star leg base with leg |
| CN208582015U (en) * | 2017-08-21 | 2019-03-08 | 陈尧忠 | A kind of pin-connected panel chair leg |
| CN108294522A (en) * | 2018-01-11 | 2018-07-20 | 永艺家具股份有限公司 | A kind of revolving chair leg and its assemble method |
| CN210185061U (en) * | 2019-05-13 | 2020-03-27 | 安吉富和家具有限公司 | Plug-in five-star foot |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230147575A1 (en) * | 2021-11-08 | 2023-05-11 | Living Style (B.V.I.) Limited | Ready to assemble chair base |
| US11950706B2 (en) * | 2021-11-08 | 2024-04-09 | Living Style (B.V.I.) Limited | Ready to assemble chair base |
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