CN106473461A - Steel wood desk and chair - Google Patents
Steel wood desk and chair Download PDFInfo
- Publication number
- CN106473461A CN106473461A CN201611006699.8A CN201611006699A CN106473461A CN 106473461 A CN106473461 A CN 106473461A CN 201611006699 A CN201611006699 A CN 201611006699A CN 106473461 A CN106473461 A CN 106473461A
- Authority
- CN
- China
- Prior art keywords
- chair
- hole
- connector
- bolt
- rectangle frame
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/08—Seats or backs for forms, e.g. foldable seat parts
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B41/00—School desks or tables
Landscapes
- Tables And Desks Characterized By Structural Shape (AREA)
Abstract
The present invention relates to field of furniture, especially relates to steel wood desk and chair, including：Panel, the lower section of panel is provided with drawer support and two supporting legs, drawer support includes rectangle frame and cross bar, cross bar is fixed on rectangle frame, the connecting rod of two arcs is provided between rectangle frame and panel, and one end of connecting rod is fixedly connected with panel, and the other end of connecting rod is fixedly connected with rectangle frame, two supporting legs are clamped in the both sides of rectangle frame, and two supporting legs are fixedly connected with panel respectively；Bracing frame, bracing frame include two chair legs and backrest, and backrest is fixed in two chair legs, and two chair legs are provided with seat, and pad is provided with the limited block of embedded gap, and the surface of pad is provided with specific lines, and the conical surface is provided with and gasket surface identical lines.A kind of technical problem that the present invention is easily loosened for existing steel wood desk and chair bolt, there is provided steel wood desk and chair for being prevented from bolt looseness.
Description
Technical field
The present invention relates to field of furniture, especially relates to steel wood desk and chair.
Background technology
Desk and chair is used for school, and student is referred to as desk and chair in the desk of Learning in School and seat.Steel wood desk and chair is to learn
One kind of raw desk and chair, mainly by iron and steel as product support, while use melamine plate, multi-layer sheet or plank being used as
Panel.The desktop of steel wood desk and chair, three positions of seat surface and backrest are ligneous piece.Paint film tone is light, uniform, is close to natural wood
Color.
Steel wood desk and chair is the support with iron and steel as product, panel is fixed on support with bolt, is using process
In, bolt gradually can loosen, and steel wood desk and chair can be caused to connect built on the sand, impaired situation easily occur.It is badly in need of now one
Plant the steel wood desk and chair for being prevented from bolt looseness.
Content of the invention
The technical problem that the present invention is easily loosened for existing steel wood desk and chair bolt, there is provided one kind is prevented from bolt
The steel wood desk and chair of loosening.
Steel wood desk and chair in this programme, including：
Panel, the lower section of panel are provided with drawer support and two supporting legs, and drawer support includes rectangle frame and cross bar, and cross bar is fixed
On rectangle frame, the connecting rod of two arcs between rectangle frame and panel, is provided with, one end of connecting rod is fixedly connected with panel, even
The other end of extension bar is fixedly connected with rectangle frame, and two supporting legs are clamped in the both sides of rectangle frame, two supporting legs respectively with face
Plate is fixedly connected；
Bracing frame, bracing frame include two chair legs and backrest, and backrest is fixed in two chair legs, and two chair legs are provided with seat,
Backrest is provided with the back side, is equipped with through hole on seat and the back side, and through hole is provided through the bolt of through hole, and the head of bolt is provided with
The conical surface that can be embedded in through hole, is provided with pad between bolt and through hole, the edge of through hole is provided with gap, and pad is provided with embedded
The limited block of gap, the surface of pad are provided with specific lines, and the conical surface is provided with and gasket surface identical lines；
Fixture, fixture include connecting plate and connector, and the cross sectional shape of connector is cross, and the two ends of connecting plate are provided with
Screwed hole, the edge of screwed hole are provided with the concave surface with bolt head form fit, and the edge of screwed hole is provided with
With conical surface surface identical lines, the middle part of connecting plate is provided with the type hole passed through for connector, and the bottom welding of connector has anti-
Only whole connector is through the limiting plate of type hole；
The lower section of two supporting legs and two chair legs is all installed with pole, pole horizontal positioned on the ground, pole respectively with
Support leg is fixedly connected with chair leg, is respectively equipped with first crossbeam and second cross beam between two supporting legs and two chair legs between, the
The cavity being equipped with the two ends of one crossbeam and second cross beam for accommodating connector, two fixtures are located at first crossbeam respectively
Two ends, connector is each passed through the type hole on connecting plate, and connecting plate is fixed on two supporting legs with bolt respectively, and connector divides
Cha Ru not be in the cavity at first crossbeam two ends, the same first crossbeam of the fixed form of second cross beam, second cross beam are fixed on two chairs
Between leg.
Using technical scheme, have the following technical effect that：It is support that steel wood desk and chair is iron and steel, desktop, seat
Three positions in face and backrest are ligneous piece, and the soundness connected between ligneous piece and support steel has been largely fixed steel
The service life of wooden desk and chair.
The gap of through hole edge is coordinated with the limited block on pad on the seat and the back side, it is to avoid pad and seat or
There is relative slip in the back side, the head of bolt is the conical surface, and the lines on the conical surface can be cooperated with the lines on pad, increases cone
Frictional force between face and pad, so as to realize the function of preventing bolt from rotating.
The concave surface at screwed hole on connecting plate is cooperated with the shape of the conical surface of bolt head, allows the cone of bolt head
Face can be embedded in screw thread in the hole, and the lines at screwed hole is cooperated with the lines on the bolt head conical surface, increase bolt head with
Frictional force between connecting plate, prevents bolt head from rotating.Connector passes through connecting plate through the type hole on connecting plate, connector
Afterwards, after connecting plate will be fixed on supporting leg or chair leg, the limiting plate on connector cannot pass through type hole, and connector is connected
Plate is fixed in supporting leg or chair leg.Cavity on first crossbeam or second cross beam two ends is cooperated with the shape of connector,
So as to realize for first crossbeam or second cross beam being fixed on the purpose between two supporting legs or two chair legs.
Complete fixing after, first crossbeam and second cross beam stress downwards, connector stress also downwards, the cutting of connector
Face is shaped as cross, with connector cross sectional shape for circle compared with, preferably can prevent in the case of materials identical connection
Body deforms.
It is more tight that the conical surface of bolt head can cause bolt to be connected with pad, with the head of bolt for plane compared with, more
Easily allow pad deform upon, the interaction force between bolt head and pad is increased, so as to realize preventing bolt looseness
Purpose.The conical surface, pad and connecting plate are equipped with lines, and lines increases friction factor, so as to increase frictional force, prevent further
Only bolt looseness.
Further, the lines on pad, the conical surface and connecting plate is waveform lines.Waveform lines can increasing friction force,
And waveform lines is easy to process, and processing cost is low.
Further, the lines on pad, the conical surface and connecting plate includes to tilt upward part and part vertically downward, is tilted towards
Upper part and vertically downward part arranged for interval.When bolt is tightened, lines tilts upward part and contacts with each other this lines, can
Easily rotate, when bolt occurs to loosen, part contact vertically downward, bolt looseness can be prevented.
Further, on seat and the back side, the gap of through hole edge is two, and two gap are located at the same diameter of through hole
On.Two gap can preferably prevent pad from occurring mutually to rotate with seat or the back side.
Further, connector be two criss-cross cylinders side by side.Two criss-cross cylinders can increase the strong of connector
Degree, prevents connector from deforming.
Further, the quantity of cross bar is three, and cross bar is parallel to each other and is welded on rectangle frame.Student, can be by when using
School bag is placed on cross bar, facilitates student to use.The quantity of cross bar is excessive, and waste of material, the quantity of cross bar are very few, and school bag is placed
Easily drop in rectangle frame.
Description of the drawings
Fig. 1 is the structural representation in embodiment of the present invention steel wood desk and chair；
Fig. 2 is the structural representation of the bolt assembly of embodiment of the present invention steel wood desk and chair；
Fig. 3 is the structural representation of connecting plate and connector；
Fig. 4 is the structural representation of embodiment 5.
Specific embodiment
Below by specific embodiment, the present invention is further detailed explanation：
Reference in Figure of description includes：Panel 1, cross bar 12, rectangle frame 13, supporting leg 14, chair leg 2, backrest 21, the back of the body
Face 22, seat 23, bolt 24, connecting plate 3, connector 31, first crossbeam 4, second cross beam 41.
Embodiment 1（As shown in Figure 1）
The present embodiment steel wood desk and chair, including：
Panel 1, the lower section of panel 1 are provided with drawer support and two supporting legs 14, and drawer support includes rectangle frame 13 and three horizontal strokes
Bar 12, cross bar 12 are parallel to each other and are fixed on rectangle frame 13, are provided with the connecting rod of two arcs between rectangle frame 13 and panel 1,
One end of connecting rod is fixedly connected with panel 1, and the other end of connecting rod is fixedly connected with rectangle frame 13, and two supporting legs 14 are clamped
In the both sides of rectangle frame 13, two supporting legs 14 are fixedly connected with panel 1 respectively；
Bracing frame, bracing frame include two chair legs 2 and backrest 21, and backrest 21 is fixed in two chair legs 2, is set in two chair legs 2
There is seat 23, backrest 21 is provided with the back side 22, through hole is equipped with seat 23 and the back side 22, and through hole is provided through the spiral shell of through hole
Bolt 24, the head of bolt 24 are provided with the conical surface that can be embedded in through hole, are provided with pad, the edge of through hole between bolt 24 and through hole
Gap is provided with, pad is provided with the limited block of embedded gap, the surface of pad is provided with corrugated lines, and the conical surface is provided with ripple
The lines of shape wave；
Fixture, fixture include connecting plate 3 and connector 31, the cross sectional shape of connector 31 be cross, the two of connecting plate 3
End is provided with screwed hole, and the edge of screwed hole is provided with the concave surface mated with 24 nose shape of bolt, and the side of screwed hole
Corrugated lines is provided with edge, and the middle part of connecting plate 3 is provided with the type hole passed through for connector 31, the bottom welding of connector 31
Have the limiting plate for whole connector 31 being prevented through type hole；
The lower section of two supporting legs 14 and two chair legs 2 is all installed with pole, pole horizontal positioned on the ground, pole respectively with
Supporting leg 14 is fixedly connected with chair leg 2, is respectively equipped with first crossbeam 4 and between two supporting legs 14 and two chair legs 2 between
Two crossbeams 41, the cavity being equipped with the two ends of first crossbeam 4 and second cross beam 41 for accommodating connector 31, two fixtures
The two ends of first crossbeam 4 are located at respectively, connector 31 is each passed through the type hole on connecting plate 3, connecting plate 3 is solid with bolt 24 respectively
On fixed two supporting legs 14, connector 31 is inserted in the cavity at 4 two ends of first crossbeam respectively, and the fixed form of second cross beam 41 is same
First crossbeam 4, second cross beam 41 are fixed between two chair legs 2.
When specifically used：On seat 23 and the back side 22, the gap of through hole edge is coordinated with the limited block on pad, is kept away
Pad is exempted from, with seat 23 or the back side 22, relative slip has occurred, the head of bolt 24 has been the conical surface, and the lines on the conical surface can be with pad
On lines cooperate, increase the frictional force between the conical surface and pad, so as to realize the function of preventing bolt 24 from rotating.
The concave surface at screwed hole on connecting plate 3 is cooperated with the shape of the conical surface of 24 head of bolt, allows 24, bolt
The conical surface in portion can be embedded in screw thread in the hole, and the lines at screwed hole is cooperated with the lines on the 24 head conical surface of bolt, increase spiral shell
Frictional force between 24 head of bolt and connecting plate 3, prevents 24 head rotation of bolt.Connector 31 passes through the type hole on connecting plate 3,
Limiting plate of the connector 31 through after connecting plate 3, after connecting plate 3 will be fixed on supporting leg 14 or chair leg 2, on connector 31
Type hole is cannot pass through, connector 31 is connected plate 3 and is fixed in supporting leg 14 or chair leg 2.First crossbeam 4 or 41 liang of second cross beam
Cavity on end is cooperated with the shape of connector 31, so as to realize for first crossbeam 4 or second cross beam 41 being fixed on two
Purpose between supporting leg 14 or two chair legs 2.
Embodiment 2
Compared with Example 1, the difference is that only, the lines on pad, the conical surface and connecting plate 3 include to tilt upward part and
Part, tilts upward part with part arranged for interval vertically downward vertically downward（As shown in Figure 2）.This lines is tightening spiral shell
During bolt 24, lines tilts upward part and contacts with each other, and easily can rotate, when bolt 24 occurs to loosen, portion vertically downward
Tap is touched, and can prevent bolt 24 from loosening.
Embodiment 3
Compared with Example 2, the difference is that only, on seat 23 and the back side 22, the gap of through hole edge is two, two
Gap be located at through hole same diametrically.Two gap can preferably prevent pad from occurring mutually to turn with seat 23 or the back side 22
Dynamic.
Embodiment 4
Compared with Example 3, the difference is that only, connector 31 be two criss-cross cylinders side by side（As shown in Figure 3）.
Two criss-cross cylinders can increase the intensity of connector 31, prevent connector 31 from deforming.
Embodiment 5
Compared with Example 2, the difference is that only, seat 23 is provided with holding tank（As shown in Figure 4）.Due to transsexual person（By
Female becomes man）Just postoperative as easy property, on sitting posture, some are uncomfortable, the habitual clamping of such as two legs, can so cause phallic
Discomfort, spy arrange a holding tank on seat 23.When two leg of transsexual person is clamped, receiving genitals on seat, can be provided
Space.Timing is sat, transsexual person need to make genitals be fully recessed in holding tank consciously by genitals toward moving down.
Above-described is only embodiments of the invention, and in scheme, the known general knowledge here such as concrete structure and characteristic is not made
Excessive description.It should be pointed out that for a person skilled in the art, on the premise of without departing from present configuration, acceptable
Some deformation and improvement is made, these should also be considered as protection scope of the present invention, these are implemented all without the impact present invention
Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in specification
Specific embodiment etc. records the content that can be used for explaining claim.
Claims (6)
1. steel wood desk and chair, it is characterised in that include：
Panel, the lower section of panel are provided with drawer support and two supporting legs, and drawer support includes rectangle frame and cross bar, and cross bar is fixed
On rectangle frame, the connecting rod of two arcs between rectangle frame and panel, is provided with, one end of connecting rod is fixedly connected with panel, even
The other end of extension bar is fixedly connected with rectangle frame, and two supporting legs are clamped in the both sides of rectangle frame, two supporting legs respectively with face
Plate is fixedly connected；
Bracing frame, bracing frame include two chair legs and backrest, and backrest is fixed in two chair legs, and two chair legs are provided with seat,
Backrest is provided with the back side, is equipped with through hole on seat and the back side, and through hole is provided through the bolt of through hole, and the head of bolt is provided with
The conical surface that can be embedded in through hole, is provided with pad between bolt and through hole, the edge of through hole is provided with gap, and pad is provided with embedded
The limited block of gap, the surface of pad are provided with specific lines, and the conical surface is provided with and gasket surface identical lines；
Fixture, fixture include connecting plate and connector, and the cross sectional shape of connector is cross, and the two ends of connecting plate are provided with
Screwed hole, the edge of screwed hole are provided with the concave surface with bolt head form fit, and the edge of screwed hole is provided with
With conical surface surface identical lines, the middle part of connecting plate is provided with the type hole passed through for connector, and the bottom welding of connector has anti-
Only whole connector is through the limiting plate of type hole；
The lower section of two supporting legs and two chair legs is all installed with pole, pole horizontal positioned on the ground, pole respectively with
Support leg is fixedly connected with chair leg, is respectively equipped with first crossbeam and second cross beam between two supporting legs and two chair legs between, the
The cavity being equipped with the two ends of one crossbeam and second cross beam for accommodating connector, two fixtures are located at first crossbeam respectively
Two ends, connector is each passed through the type hole on connecting plate, and connecting plate is fixed on two supporting legs with bolt respectively, and connector divides
Cha Ru not be in the cavity at first crossbeam two ends, the same first crossbeam of the fixed form of second cross beam, second cross beam are fixed on two chairs
Between leg.
2. steel according to claim 1 wood desk and chair, it is characterised in that：Lines on pad, the conical surface and connecting plate is ripple
Shape wave lines.
3. steel according to claim 1 wood desk and chair, it is characterised in that：Lines on pad, the conical surface and connecting plate includes
Part and part vertically downward is tilted upward, and part is tilted upward with part arranged for interval vertically downward.
4. steel according to claim 3 wood desk and chair, it is characterised in that：On seat and the back side, the gap of through hole edge is
Two, two gap be located at through hole same diametrically.
5. steel according to claim 4 wood desk and chair, it is characterised in that：Connector be two criss-cross cylinders side by side.
6. steel according to claim 5 wood desk and chair, it is characterised in that：The quantity of cross bar is three, and cross bar is parallel to each other
It is welded on rectangle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611006699.8A CN106473461A (en) | 2016-11-16 | 2016-11-16 | Steel wood desk and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611006699.8A CN106473461A (en) | 2016-11-16 | 2016-11-16 | Steel wood desk and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106473461A true CN106473461A (en) | 2017-03-08 |
Family
ID=58272234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611006699.8A Pending CN106473461A (en) | 2016-11-16 | 2016-11-16 | Steel wood desk and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106473461A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87105389A (en) * | 1986-07-31 | 1988-02-24 | 帕特里克·耶尔弗顿·威廉斯 | Self-locking nut |
| CN2761048Y (en) * | 2004-06-18 | 2006-03-01 | 钱江 | Health-care chair for man |
| CN201085313Y (en) * | 2007-09-26 | 2008-07-16 | 李红亮 | Health care comfortable seat surface |
| WO2016085676A1 (en) * | 2013-11-26 | 2016-06-02 | Crabtree Phillip C Ii | Frameless furniture system |
| CN205285724U (en) * | 2015-12-08 | 2016-06-08 | 青岛奥阁家具有限公司 | Kid table who easily assembles |
| CN105697504A (en) * | 2014-12-09 | 2016-06-22 | （株）三巽 | Anti-loosening bolt assembly |
-
2016
- 2016-11-16 CN CN201611006699.8A patent/CN106473461A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87105389A (en) * | 1986-07-31 | 1988-02-24 | 帕特里克·耶尔弗顿·威廉斯 | Self-locking nut |
| CN2761048Y (en) * | 2004-06-18 | 2006-03-01 | 钱江 | Health-care chair for man |
| CN201085313Y (en) * | 2007-09-26 | 2008-07-16 | 李红亮 | Health care comfortable seat surface |
| WO2016085676A1 (en) * | 2013-11-26 | 2016-06-02 | Crabtree Phillip C Ii | Frameless furniture system |
| CN105697504A (en) * | 2014-12-09 | 2016-06-22 | （株）三巽 | Anti-loosening bolt assembly |
| CN205285724U (en) * | 2015-12-08 | 2016-06-08 | 青岛奥阁家具有限公司 | Kid table who easily assembles |
Non-Patent Citations (1)
| Title |
|---|
| JEVENSXIE: "《钢木课桌椅采购标准》", 《百度文库》 * |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170308 |
|
| RJ01 | Rejection of invention patent application after publication |