CN208318779U - A kind of lift-up seat - Google Patents
A kind of lift-up seat Download PDFInfo
- Publication number
- CN208318779U CN208318779U CN201721109814.4U CN201721109814U CN208318779U CN 208318779 U CN208318779 U CN 208318779U CN 201721109814 U CN201721109814 U CN 201721109814U CN 208318779 U CN208318779 U CN 208318779U
- Authority
- CN
- China
- Prior art keywords
- arc
- chair leg
- chair
- section
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a kind of lift-up seat, including sequentially connected back cushion, the chair back, seat, chair leg, sole from top to bottom, the chair back includes the frame formed by two vertical bars and the cross bar between two vertical bars, leg includes the chair leg upper section and chair leg lower section of mutual sliding setting, passes through plastics locating piece locking positioning between the chair leg upper section and chair leg lower section；Leg upper section and chair leg lower section are the identical tubular body in cross section, and the cross section of the tubular body is the ring structure formed by a straight flange and three arc-shaped sides, are connected between adjacent side by external arc transition；Three arc-shaped sides include two and are oppositely arranged and the short side being recessed inwardly and a long side that is corresponding with straight flange and being made of three sections of arc-shaped sides, are located in the middle arc-shaped side in three sections of arc-shaped sides and outwardly protrude, two other arc-shaped side is recessed inwardly.The seat is not only adjustable height, but also its slide construction will not injure student, while increase the bearing capacity of chair leg.
Description
Technical field
The utility model relates to classroom apparatus, and in particular to a kind of lift-up seat.
Background technique
The seat that middle and primary schools use at present is mostly fixed dimension structure, long from first grade of primary school to senior middle school's Third school grade
Up to 12 years, the height of seat size that they use does not change and can not adjust height, and student's stature is with year
Age growth is grown tall year by year, and the seat that can not adjust height can seriously affect the cervical vertebra health of student, and such case causes to make at present
Seat is unable to satisfy student in the requirement of different age group, while the slide construction of a small number of height-adjustable seats exposes
Outside, when students in middle and primary schools curiosity drive down stir slide construction when, be easy to produce malfunction, can be hurt when dangerous
Student, and the chair leg intensity of current seat is not high, and some student's weight are larger, and certain students can also often rock seat,
The pressure for causing chair leg to carry is very big, reduced service life.
Utility model content
For the deficiency in the presence of the prior art, the utility model, which solves current seat, can not adjust asking for height
Topic, while also solving security risk existing for the barbed chair of part, compensates for that existing seat chair leg bearing capacity is weak, and the service life is short
Defect.
To achieve the above object, the utility model uses a kind of the following technical solution: lift-up seat, including from upper
Sequentially connected back cushion, the chair back, seat, chair leg, sole under, the chair back include by two vertical bars and between two vertical bars
The frame that is formed of cross bar, leg includes the chair leg upper section and chair leg lower section of mutual sliding setting, the chair leg upper section
Pass through plastics locating piece locking positioning between chair leg lower section；
Leg upper section and chair leg lower section are the identical tubular body in cross section, and the cross section of the tubular body is by one
The ring structure that straight flange and three arc-shaped sides are formed is connected by external arc transition between adjacent side；
Three arc-shaped sides include two be oppositely arranged and the short side being recessed inwardly and one it is corresponding with straight flange and by three sections of arcs
The long side that shape side is constituted is located in the middle arc-shaped side in three sections of arc-shaped sides and outwardly protrudes, and two other arc-shaped side is inside
Recess.
Compared with the prior art, the utility model has the following beneficial effects: leg includes mutual sliding setting
Chair leg upper section and chair leg lower section pass through plastics locating piece locking positioning, this knot between the chair leg upper section and chair leg lower section
Structure not only make seat can up and down adjustment, while wrapping by plastics locating piece the outside of slide construction, keep it safe and reliable, no
Student can be injured, chair leg uses profiled-cross-section, and intensity is high, is unlikely to deform, long service life, and can disposably be processed into
Type, it is easy to process, reduce consumptive material, energy conservation and environmental protection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of chair leg upper section and chair leg lower section in the utility model.
Specific embodiment
Combined with specific embodiments below and Figure of description, the utility model is described in further detail, but this reality
It is without being limited thereto with novel embodiment.
As shown in Figure 1, 2, a kind of lift-up seat provided by the utility model, including sequentially connected back cushion from top to bottom
1, the chair back 2, seat 9, chair leg, sole 6, the chair back 2 include being formed by two vertical bars and the cross bar between two vertical bars
Frame, leg include the chair leg upper section 3 and chair leg lower section 5 of mutual sliding setting, and leg lower section 5 is hollow structure,
Leg upper section 3 can slide up and down in leg lower section 5, and student can be as needed by chair leg upper section 3 in chair leg lower section 5
Middle sliding passes through plastics locating piece 4 to adjust the liftoff height of seat 9 between the chair leg upper section 3 and chair leg lower section 5
Locking positioning can be by 4 banding of plastics locating piece, thus by chair leg upper section after student regulates the height of seat 9 as needed
3 are locked with chair leg lower section 5, simultaneously because plastics locating piece 4 has wrapped up the slide construction of chair leg, it is therefore prevented that student
Due to injured caused by malfunctioning；
Leg upper section 3 and chair leg lower section 5 are the identical tubular body in cross section, and the cross section of the tubular body is served as reasons
The ring structure that one straight flange and three arc-shaped sides are formed is connected by external arc transition between adjacent side；
Three arc-shaped sides include two be oppositely arranged and the short side being recessed inwardly and one it is corresponding with straight flange and by three sections of arcs
The long side that shape side is constituted is located in the middle arc-shaped side in three sections of arc-shaped sides and outwardly protrudes, and two other arc-shaped side is inside
Recess.
The cross section of leg upper section 3 and chair leg lower section 5 uses the Special-Shaped Surface structure being made of multiple arcs, so that
The chair leg has the advantage that 1. chair leg surrounding uses circular arc and fillet to replace straight line and wedge angle, reduces stress concentration, so that
The intensity of chair leg increases, and bearing capacity increases；2. Special-Shaped Surface structure obtains biggish rigidity using less material, economy is closed
Reason；3. the horizontal layout of Special-Shaped Surface structure is more flexible than rectangular frame, can arbitrarily be adjusted according to the size and orientation of placement space
Seat position meets the arrangement requirement of different spaces；4. common rectangle chair leg bending resistance square ability is very weak, it is easy to generate curved
Song influences the normal use of seat so as to cause seat skew, and the shear stress of Special-Shaped Surface structure surrounding is very average, so that
Chair leg bending resistance square ability is strong, will not generate bending easily, avoid the generation of above situation；5. chair leg can be disposably processed into
Type, it is easy to process, reduce consumptive material, energy conservation and environmental protection.
Connecting plate 8 is equipped between chair leg lower section 5 described in two, connecting plate 8 can reinforce the stability of chair leg, keep chair
The balance of leg and firm.
6 bottom of sole is connected with non-slip mat 7, can prevent the uncontrolled random movement of entire seat.
It is equipped with protective layer outside leg upper section 3 and chair leg lower section 5, in this embodiment, protective layer is using environmental protection
The form of paint layer, the environmental protection paint layer are not only not easy paint, but also very beautiful.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (4)
1. a kind of lift-up seat, including sequentially connected back cushion, the chair back, seat, chair leg, sole, feature exist from top to bottom
In: the chair back includes the frame formed by two vertical bars and the cross bar between two vertical bars, and leg includes mutually sliding
The chair leg upper section and chair leg lower section of dynamic setting, it is fixed by the locking of plastics locating piece between the chair leg upper section and chair leg lower section
Position；
Leg upper section and chair leg lower section are the identical tubular body in cross section, and the cross section of the tubular body is straight by one
The ring structure that side and three arc-shaped sides are formed is connected by external arc transition between adjacent side；
Three arc-shaped sides include two be oppositely arranged and the short side being recessed inwardly and one it is corresponding with straight flange and by three sections of arc-shaped sides
The long side of composition is located in the middle arc-shaped side in three sections of arc-shaped sides and outwardly protrudes, and two other arc-shaped side is recessed inwardly.
2. a kind of lift-up seat according to claim 1, it is characterised in that: be equipped between chair leg lower section described in two
Connecting plate.
3. a kind of lift-up seat according to claim 1, it is characterised in that: the sole bottom is connected with non-slip mat.
4. a kind of lift-up seat according to claim 1, it is characterised in that: outside leg upper section and chair leg lower section
It is equipped with protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721109814.4U CN208318779U (en) | 2017-08-31 | 2017-08-31 | A kind of lift-up seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721109814.4U CN208318779U (en) | 2017-08-31 | 2017-08-31 | A kind of lift-up seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208318779U true CN208318779U (en) | 2019-01-04 |
Family
ID=64787438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721109814.4U Expired - Fee Related CN208318779U (en) | 2017-08-31 | 2017-08-31 | A kind of lift-up seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208318779U (en) |
-
2017
- 2017-08-31 CN CN201721109814.4U patent/CN208318779U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 Termination date: 20190831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |