CN202751045U - Adjusting bracket with dip angle adjusting function and corresponding posture straightening chair - Google Patents
Adjusting bracket with dip angle adjusting function and corresponding posture straightening chair Download PDFInfo
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- CN202751045U CN202751045U CN 201220387112 CN201220387112U CN202751045U CN 202751045 U CN202751045 U CN 202751045U CN 201220387112 CN201220387112 CN 201220387112 CN 201220387112 U CN201220387112 U CN 201220387112U CN 202751045 U CN202751045 U CN 202751045U
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- chair
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Abstract
The utility model relates to an adjusting bracket with dip angle adjusting function and a corresponding posture straightening chair. A chair surface of a prior posture straightening healthcare chair can not be adjusted to a horizontal state. The adjusting bracket with the dip angle adjusting function comprises a base board, a top board and two base seat side boards, wherein two parallel stand boards are arranged on the lower surface of the top board, a long groove hole is formed in the front section of the side wall of each of the two stand boards, a through hole is formed in the back end of the side wall of each of the two stand boards, and the stand boards are connected with the two base seat side boards in a hinged mode through the through holes. A support frame is arranged between the two base seat side boards, the lower end of the support frame is connected with the two base seat side boards in a hinged mode, a through hole is formed in the upper end of the support frame, and a part of the long groove hole coincides with the through hole. A fastening screw is arranged inside the support frame, wherein the end portion of the fastening bolt protrudes out of the long groove hole, at least one end of the fastening screw is provided with threads and is matched with a fastening nut. The utility model further relates to the corresponding posture straightening chair. The adjusting bracket with the dip angle adjusting function and the corresponding posture straightening chair has the advantages of being simple in structure and convenient to adjust. The adjusting bracket with the dip angle adjusting function and the corresponding posture straightening chair is an ideal upgraded and updated product of the prior posture straightening chair.
Description
Technical field
The utility model relates to a kind of adjusting bracket and corresponding strong appearance chair with tilt adjustment function.
Background technology
On August 8th, 2007 is disclosed, and publication number is that the Chinese invention patent of CN101011204A discloses a kind of sitting position correction health chair, and the seat of this sitting position correction health chair leans forward, and seat the place ahead is provided with the leg guard for leg-supporting.This sitting position correction health chair has reasonable effect for correcting teenager's sitting posture.But the seat of this sitting position correction health chair can't be adjusted to level, can't work as common seat and use.
The utility model content
The technical problems to be solved in the utility model is the defects that how to overcome prior art, and a kind of adjusting bracket and corresponding strong appearance chair with tilt adjustment function is provided.
For solving the problems of the technologies described above, originally the adjusting bracket that has the tilt adjustment function, comprise base plate, top board and two base side boards, two base side boards lower edges are separately fixed at the base plate both sides, two base side boards upper limbs are low early and high after, described top board is hinged on the upper limb rear end of two base side boards, it is characterized in that: described top board lower surface is provided with two parallel risers, two riser sidewall leading portions have a long slot bore, and its sidewall rear end has through hole, and are hinged on two base side boards by described through hole, also be provided with a bracing frame between two base side boards, this bracing frame lower end is hinged on two base side boards, and its upper end has through hole, and described long slot bore is local to be overlapped with this through hole, its inside is provided with fastening screw, expose outside the long slot bore this fastening screw end, and at least one end of fastening screw is provided with screw thread, and join clamp nut.So clamp nut is unclamped in design, then bracing frame is pulled open, and makes it keep vertical state, top board can be raised to level.
As optimization, be provided with lower adjustment (adjusting) lever between two base side boards, this time adjustment (adjusting) lever front end is outstanding, its stage casing is hinged on two base side boards by a bearing pin, its back segment has long slot bore, also be provided with bearing pin in this long slot bore, this bearing pin is fixed on the screw, this screw is furnished with the adjusting screw mandrel, be provided with rear plate between the trailing edge of two base side boards, be provided with lower connecting plate between two base side boards, rear plate is passed in this adjusting screw mandrel rear end, the other end is located on the lower connecting plate, regulates screw mandrel axis and lower adjustment (adjusting) lever center line and intersects.So design by regulating screw mandrel, can will be adjusted lower adjustment (adjusting) lever front end perk or press down.
As optimization, be provided with upper junction plate between two base side boards, described top board below is provided with the folding four-bar mechanism of lifting, should folding lift four-bar mechanism and comprise mounting plate, lower roof plate, tilt adjustment screw mandrel, tilt adjustment screw and rear plate, wherein tilt adjustment screw mandrel two ends are located in respectively upper junction plate and described rear plate top; The tilt adjustment nut sleeve and is connected with a bearing pin on the tilt adjustment screw mandrel, the lower roof plate lower end just is hinged on this bearing pin, and the lower roof plate upper end is hinged with the mounting plate front end, and the mounting plate rear end is hinged on the jointed shaft between base side boards and the top board.So design can interiorly among a small circle be finely tuned the top board inclination angle by the folding four-bar mechanism of lifting.
As optimization, described fastening screw one end bending is handle-shaped, and described clamp nut is lug nut, is arranged on the fastening screw other end.So design is convenient to regulate.
As optimization, described fastening screw one end bending is handle-shaped, described clamp nut main body in a tubular form, its endoporus front end has screw thread, matches with screw thread on the fastening screw, its posterior segment bending is handle-shaped.So design is more laborsaving when turning clamp nut.
This strong appearance chair comprises base, column, seat and two holder lap boards, wherein column lower end is fixed on the base, seat is arranged on the column top, two holder lap boards are separately positioned on front lower place, seat both sides, it is characterized in that: be provided with aforementioned seat tilt adjustment frame between seat and the column, the column top is fixed on the described base plate, and seat is fixed on the described top board.So design both can be adjusted to the state of having a down dip with seat, used as strong appearance chair, also seat can be adjusted to level, used as common seat.
As optimization, two holder lap boards are fixed on respectively the right and left of a cross bar by anchor ear, and this cross bar stage casing is connected on the base by an expansion link, and this cross bar the place ahead also is fixed with a gag lever post.So design can prevent from asking lap board too to overturn.
As optimization, two holder lap boards are fixed on respectively the right and left of a cross bar by anchor ear, this cross bar stage casing is connected on the base by an expansion link, has stopper slot on the described anchor ear, be provided with a limited post in this stopper slot, this limited post is fixed on the cross bar.So design, position-limit mechanism is more simple.
As optimization, it also comprises the holder plastron, and this holder plastron is fixed on the described lower adjustment (adjusting) lever by a bend pipe.So design in the time of can preventing that the teenager from reading and writing, is too leaned forward.
The adjusting bracket that the utlity model has the tilt adjustment function has advantages of simple in structure, easy to adjust, is adjustable to level with the strong appearance chair seat of its assembling, use when conventional chair, and be the existing desirable upgraded product of rectifying the appearance chair.
Description of drawings
Below in conjunction with accompanying drawing adjusting bracket and the corresponding strong appearance chair that originally has the tilt adjustment function is described further:
Fig. 1 is the structural representation that originally has the adjusting bracket embodiment one of tilt adjustment function;
Fig. 2 is the structural representation that originally has the adjusting bracket embodiment two of tilt adjustment function;
Fig. 3 is the structural representation of this strong appearance chair;
Fig. 4 is the holder lap board position-limit mechanism structural representation () of this strong appearance chair;
Fig. 5 is the holder lap board position-limit mechanism structural representation (two) of this strong appearance chair.
Annotate: for clearly illustrating internal structure, saved the base side boards in the outside among Fig. 1,2.
Among the figure: 1 is base plate, 2 is top board, 3 is base side boards, 4 is riser, 5 is long slot bore, 6 is bracing frame, 7 is fastening screw, 8 is lower adjustment (adjusting) lever, 9 is bearing pin, 10 is screw, 11 for regulating screw mandrel, 12 is rear plate, 13 is lower connecting plate, 14 is upper junction plate, 15 is mounting plate, 16 is lower roof plate, 17 is the tilt adjustment screw mandrel, 18 is the tilt adjustment screw, 19 is lug nut, 20 is main body clamp nut in a tubular form, 21 is base, 22 is column, 23 is seat, 24 are the holder lap board, 25 is anchor ear, 26 is cross bar, 27 is expansion link, 28 is gag lever post, 29 are the holder plastron, 30 is stopper slot, 31 is limited post.
The specific embodiment
Embodiment one: as shown in Figure 1, originally the adjusting bracket that has the tilt adjustment function comprises base plate 1, top board 2 and two base side boards 3, two base side boards 3 lower edges are separately fixed at base plate 1 both sides, two base side boards 3 upper limbs are low early and high after, described top board 2 is hinged on the upper limb rear end of two base side boards 3, it is characterized in that: described top board 2 lower surfaces are provided with two parallel risers 4, two risers, 4 sidewall leading portions have a long slot bore 5, its sidewall rear end has through hole, and be hinged on two base side boards 3 by described through hole, also be provided with a bracing frame 6 between two base side boards 3, these bracing frame 6 lower ends are hinged on two base side boards 3, its upper end has through hole, described long slot bore is local to be overlapped with this through hole, and its inside is provided with fastening screw 7, and expose outside the long slot bore these fastening screw 7 ends, and fastening screw 7 one ends are provided with screw thread, and join clamp nut.
Be provided with lower adjustment (adjusting) lever 8 between two base side boards, this time adjustment (adjusting) lever 8 front ends are outstanding, its stage casing is hinged on two base side boards 3 by a bearing pin 9, its back segment has long slot bore, also be provided with bearing pin 9 in this long slot bore, this bearing pin 9 is fixed on the screw 10, this screw 10 is furnished with the screw mandrel 11 of adjusting, be provided with rear plate 12 between the trailing edge of two base side boards 3, be provided with lower connecting plate 13 between two base side boards 3, rear plate 12 is passed in these adjusting screw mandrel 11 rear ends, and the other end is located on the lower connecting plate 13, regulates the axis of screw mandrel 11 and the center line of lower adjustment (adjusting) lever 8 and intersects.
Be provided with upper junction plate 14 between two base side boards 3, described top board 2 belows are provided with the folding four-bar mechanism of lifting, should folding lift four-bar mechanism and comprise mounting plate 15, lower roof plate 16, tilt adjustment screw mandrel 17, tilt adjustment screw 18 and rear plate 12, wherein tilt adjustment screw mandrel 17 two ends are located in respectively the top of upper junction plate 14 and described rear plate 12; Tilt adjustment screw 18 is enclosed within on the tilt adjustment screw mandrel 17, and be connected with a bearing pin 9, lower roof plate 16 lower ends just are hinged on this bearing pin 9, and lower roof plate 16 upper ends and mounting plate 15 front ends are hinged, and mounting plate 15 rear ends are hinged on the jointed shaft between base side boards 3 and the top board 2.Described fastening screw 7 one end bendings are handle-shaped, and described clamp nut is lug nut 19, is arranged on fastening screw 7 other ends.
Embodiment two: as shown in Figure 2: described fastening screw 7 one end bendings are handle-shaped, described clamp nut main body in a tubular form, its endoporus front end has screw thread, and this screw thread matches with screw thread on the fastening screw 7, and described clamp nut posterior segment also bending is handle-shaped.
Embodiment three: as shown in Figure 3-4: this strong appearance chair comprises base 21, column 22, seat 23 and two holder lap boards 24, its central post 22 lower ends are fixed on the base 21, seat 23 is arranged on column 22 tops, two holder lap boards 24 are separately positioned on front lower place, seat 23 both sides, it is characterized in that: be provided with embodiment one or embodiment two described seat tilt adjustment framves between seat 23 and the column 22, column 22 tops are fixed on the described base plate 1, and seat 23 is fixed on the upper surface of described top board 2.Two holder lap boards 24 are fixed on respectively the right and left of a cross bar 26 by anchor ear 25, these cross bar 26 stage casings are connected on the base 21 by an expansion link 27, and these cross bar 26 the place aheads also are fixed with a gag lever post 28.
It also comprises holder plastron 29, and this holder plastron 29 is fixed on the described lower adjustment (adjusting) lever 8 by a bend pipe.
Embodiment four: as shown in Figure 5: two holder lap boards 24 are fixed on respectively the right and left of a cross bar 26 by anchor ear 25, these cross bar 26 stage casings are connected on the base 21 by an expansion link 27, have stopper slot 30 on the described anchor ear 25, be provided with a limited post 31 in this stopper slot 30, this limited post 31 is fixed on the cross bar 26.
Claims (9)
1. adjusting bracket with tilt adjustment function, comprise base plate, top board and two base side boards, two base side boards lower edges are separately fixed at the base plate both sides, two base side boards upper limbs are low early and high after, described top board is hinged on the upper limb rear end of two base side boards, it is characterized in that: described top board lower surface is provided with two parallel risers, two riser sidewall leading portions have a long slot bore, its sidewall rear end has through hole, and be hinged on two base side boards by described through hole, also being provided with a bracing frame between two base side boards, this bracing frame lower end is hinged on two base side boards, its upper end has through hole, described long slot bore is local to be overlapped with this through hole, and its inside is provided with fastening screw, and expose outside the long slot bore this fastening screw end, and at least one end of fastening screw is provided with screw thread, and joins clamp nut.
2. the adjusting bracket with tilt adjustment function as claimed in claim 1, it is characterized in that: be provided with lower adjustment (adjusting) lever between two base side boards, this time adjustment (adjusting) lever front end is outstanding, its stage casing is hinged on two base side boards by a bearing pin, its back segment has long slot bore, also be provided with bearing pin in this long slot bore, this bearing pin is fixed on the screw, this screw is furnished with the adjusting screw mandrel, be provided with rear plate between the trailing edge of two base side boards, be provided with lower connecting plate between two base side boards, rear plate is passed in this adjusting screw mandrel rear end, the other end is located on the lower connecting plate, regulates screw mandrel axis and lower adjustment (adjusting) lever center line and intersects.
3. the adjusting bracket with tilt adjustment function as claimed in claim 2, it is characterized in that: be provided with upper junction plate between two base side boards, described top board below is provided with the folding four-bar mechanism of lifting, should folding lift four-bar mechanism and comprise mounting plate, lower roof plate, tilt adjustment screw mandrel, tilt adjustment screw and rear plate, wherein tilt adjustment screw mandrel two ends are located in respectively upper junction plate and described rear plate top; The tilt adjustment nut sleeve and is connected with a bearing pin on the tilt adjustment screw mandrel, the lower roof plate lower end just is hinged on this bearing pin, and the lower roof plate upper end is hinged with the mounting plate front end, and the mounting plate rear end is hinged on the jointed shaft between base side boards and the top board.
4. such as claim 1 or 2 or 3 described adjusting brackets with tilt adjustment function, it is characterized in that: described fastening screw one end bending is handle-shaped, and described clamp nut is lug nut, is arranged on the fastening screw other end.
5. such as claim 1 or 2 or 3 described adjusting brackets with tilt adjustment function, it is characterized in that: described fastening screw one end bending is handle-shaped, described clamp nut main body in a tubular form, its endoporus front end has screw thread, match with screw thread on the fastening screw, its posterior segment bending is handle-shaped.
6. strong appearance chair, comprise base, column, seat and two holder lap boards, wherein column lower end is fixed on the base, seat is arranged on the column top, two holder lap boards are separately positioned on front lower place, seat both sides, it is characterized in that: be provided with the arbitrary described seat tilt adjustment frame of claim 1 to 5 between seat and the column, the column top is fixed on the described base plate, and seat is fixed on the described top board.
7. strong appearance chair as claimed in claim 6 is characterized in that: two holder lap boards are fixed on respectively the right and lefts of a cross bar by anchor ear, this cross bar stage casing is connected on the base by an expansion link, and this cross bar the place ahead also is fixed with a gag lever post.
8. strong appearance chair as claimed in claim 6, it is characterized in that: two holder lap boards are fixed on respectively the right and left of a cross bar by anchor ear, this cross bar stage casing is connected on the base by an expansion link, have stopper slot on the described anchor ear, be provided with a limited post in this stopper slot, this limited post is fixed on the cross bar.
9. claim 7 or 8 described strong appearance chairs, it is characterized in that: it also comprises the holder plastron, this holder plastron is fixed on the described lower adjustment (adjusting) lever by a bend pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220387112 CN202751045U (en) | 2012-08-06 | 2012-08-06 | Adjusting bracket with dip angle adjusting function and corresponding posture straightening chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220387112 CN202751045U (en) | 2012-08-06 | 2012-08-06 | Adjusting bracket with dip angle adjusting function and corresponding posture straightening chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202751045U true CN202751045U (en) | 2013-02-27 |
Family
ID=47730247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220387112 Expired - Fee Related CN202751045U (en) | 2012-08-06 | 2012-08-06 | Adjusting bracket with dip angle adjusting function and corresponding posture straightening chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202751045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018023932A1 (en) * | 2016-07-31 | 2018-02-08 | 徐进华 | Chair and sitting system |
-
2012
- 2012-08-06 CN CN 201220387112 patent/CN202751045U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018023932A1 (en) * | 2016-07-31 | 2018-02-08 | 徐进华 | Chair and sitting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20150806 |
|
| EXPY | Termination of patent right or utility model |