CN204306420U - There is the seat of torsion rod member - Google Patents
There is the seat of torsion rod member Download PDFInfo
- Publication number
- CN204306420U CN204306420U CN201420792854.3U CN201420792854U CN204306420U CN 204306420 U CN204306420 U CN 204306420U CN 201420792854 U CN201420792854 U CN 201420792854U CN 204306420 U CN204306420 U CN 204306420U
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- CN
- China
- Prior art keywords
- section
- force
- torsion rod
- rod member
- seat
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- 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
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Abstract
There is a seat for torsion rod member, comprising: a seat support; One chair back, is articulated in seat support; And at least one torsion rod member, comprise line body section, be connected to first of line body section two ends the force section and the second force section, between first, second force section and line body section, there is an angle respectively, torsion rod member is arranged between seat support both sides and chair back both sides, and first, second force section is individually fixed in the chair back and seat support; When the chair back changes inclination relative to seat support, the first force section is between line body section and second exert a force between section and line body section corresponding torsional deflection is produced elasticity.By this, torsion rod member will replace existing spiral spring, reach the effect of constriction seat overall width.
Description
Technical field
The utility model is a kind of seat, particularly a kind of a kind of seat with torsion rod member of energy constriction overall width.
Background technology
About the seat that can adjust chair back inclination, comprise a seat support, a chair back, two spiral springs that are articulated in a rotating shaft between seat support back and chair back base, are connected to two clutches between seat support and the chair back and are also connected between seat support and the chair back, wherein, each clutch and each spiral spring are repeatedly also axially installed on the chair back, between seat support and each end of rotating shaft each other mutually.
Therefore, under clutch is controlled as the state of getting loose, when user makes the chair back relative to seat support to when swinging back to chair back force, relative torsion is produced elastic force by spiral spring; When user stops exerting a force to the chair back, then the chair back is allowed to turn forward relative to seat support by this elastic force.
Seat in fact also includes the control piece being linked in each clutch, when user pulls control piece, is beneficial to the angle of inclination that user freely adjusts the corresponding seat support of the chair back by making clutch ratchets; When user adjusts angle, as long as decontrol control piece, clutch just can be made to be returned to the state of clip each other of script, the angle state namely making the chair back can remain on this to adjust.
Existing seat is in order to produce enough elastic force, therefore have employed both slightly and present the blocked up spiral spring of thickness in the axial direction, but such spiral spring is installed on the both sides of seat and too evagination, cause the overall width of seat wide, and fail effectively in addition constriction always, early by the dirty disease of people for a long time.
Therefore, how to design a kind of this creation improving above-mentioned disappearance, be for inventor a large problem for solving in a hurry.
Utility model content
The purpose of this utility model is to provide a kind of seat with torsion rod member, torsion rod member can be used to produce elasticity, avoid re-using blocked up spiral spring, and torsion rod member system is arranged between the both sides of seat support and the both sides of the chair back, therefore really can the overall width of effective constriction seat.
In order to reach above-mentioned purpose, the utility model provides a kind of seat with torsion rod member, comprising: a seat support; One chair back, is articulated in this seat support; And at least one torsion rod member, comprise a line body section, be connected to one first of this line body section one end force section and be connected to this line body section other end one second force section, between this first force section and this line body section and this second exert a force between section and this line body section there is an angle respectively, this torsion rod member system at least one is arranged between the both sides of this seat support and the both sides of this chair back, and this first force section and this second force Duan Ze are individually fixed in this chair back and this seat support; Wherein, when this chair back changes inclination relative to this seat support, this first force section between this line body section and this second exert a force between section and this line body section corresponding torsional deflection produced elasticity.
Further, comprise a rotating shaft, this rotating shaft is articulated between the both sides of this chair back and the both sides of this seat support, and the line body section of this torsion rod member at least one and described rotating shaft are spaced and are arranged side by side.
Further, comprise at least one clutch, this clutch at least one is connected between this seat support and this chair back.
Further, wherein torsion rod member is set to two, and each first force section system of these two torsion rod members is individually fixed in the relative position of this chair back, and each second force Duan Ze of these two torsion rod members is individually fixed in these both sides of this seat support.
Further, wherein torsion rod member is set to two, each first force section system of these two torsion rod members toward each other near connecting and being jointly fixed on this chair back, each second force Duan Ze of these two torsion rod members toward each other away from and be individually fixed in the both sides of this seat support.
Further, wherein these two torsion rod members each first force section free end between be connected with a linkage section, each first force Duan Ze be intervally installed by this linkage section.
Further, wherein each first force section system is spaced connection, is spaced each first force section system of connection between these two second force sections.
Further, wherein at least one torsion rod member also includes one first kink and one second kink, this first kink is connected between this first force section and one end of this line body section, and this second kink is connected between this second force section and other end of this line body section.
Further, wherein this first force section direction according to this first kink relative to this line body section extends, this second force Duan Ze extends relative to the other direction of this line body section according to this second kink, and this direction is opposite each other with this other direction.
Further, wherein one end of this second force section is extended with a deformation section and is connected to one the 3rd kink between one end of this second force section and one end of this deformation section, and this second force section is fixed on this seat support by this deformation section.
Further, wherein this deformation section repeatedly bends according to same overbending direction interval.
Further, wherein c-shaped, the U-shaped of this deformation section or the bending of back-shaped aciculiform.
Compared to prior art, the utility model has following effect: can replace existing spiral spring with torsion rod member, reach the effect of constriction seat overall width.
Accompanying drawing explanation
Fig. 1 is the stereogram of the utility model seat;
Fig. 2 is the schematic perspective view of the local of the utility model seat;
Fig. 3 is the three-dimensional exploded view of the utility model according to Fig. 2;
Fig. 4 is that the utility model is according to the sectional view of Fig. 2 before chair back layback;
The local schematic side view that the direction of arrow that Fig. 5 is the utility model foundation Fig. 4 is taken off;
Fig. 6 is that the utility model is according to the sectional view of Fig. 2 after chair back layback;
The local schematic side view that the direction of arrow that Fig. 7 is the utility model foundation Fig. 6 is taken off;
Fig. 8 is the sectional perspective schematic diagram of another embodiment of the utility model seat.
Description of reference numerals
1 ... seat support
11 ... both sides
13 ... extension
131 ... fixing hole
2 ... the chair back
21 ... both sides
23,24 ... fixed part
3 ... rotating shaft
4 ... clutch
5,5a ... torsion rod member
5b, 5c ... torsion rod member
50 ... line body section
51 ... first force section
52 ... second force section
53 ... deformation section
54 ... first kink
55 ... second kink
56 ... 3rd kink
57 ... linkage section
A1, A2, A3 ... angle.
Detailed description of the invention
About detailed description of the present utility model and technology contents, coordinate accompanying drawing to be described as follows, but appended each accompanying drawing only provide reference and explanation use, is not used to limit the utility model.
The utility model provides a kind of seat with torsion rod member, can be auto use chair or other needs to adjust the seat of chair back inclination equipment, and the utility model does not limit.As shown in Figure 1, the utility model seat comprises seat support 1, chair back 2, rotating shaft 3, at least one clutch 4 and at least one torsion rod member 5 (or 5a).
As shown in Figure 1, Figure 2 and Figure 3, seat support 1 has both sides 11, and the chair back 2 also has both sides 21; The both sides 11 of seat support 1 are respectively extended with an extension 13; Between the both sides 11 that rotating shaft 3 is articulated in position, seat support 1 corresponding back and between the both sides 21 of position, the chair back 2 corresponding base, in the present embodiment, the both sides 21 of the first pivot joint chair back 2 respectively in the both ends of rotating shaft 3, then be articulated in two extensions 13 of seat support 1 respectively.Axially be connected each other with an end of rotating shaft 3 as 4, clutch, and clutch 4 installed and is connected to wherein between the side of both sides 21 of wherein an extension 13 and the chair back 2 of two extensions 13 of seat support 1.
Between two extensions 13 that torsion rod member 5 is arranged at seat support 1 and between the both sides 21 of the chair back 2.Torsion rod member 5 comprises a line body section 50, be connected to one first of one end of line body section 50 force section 51 and be connected to one second force section 52 of line body section 50 other end, line body section 50 and rotating shaft 3 are spaced and are arranged side by side (see Fig. 2), between first force section 51 and line body section 50, there is an included angle A 1 (see Fig. 3), separately have an included angle A 2 (see Fig. 3) between second force section 52 and line body section 50, the first force section 51 and the second force section 52 are individually fixed in the chair back 2 and seat support 1.Whereby, with when the chair back 2 changes inclination (that is: angle of inclination) relative to seat support 1, first force section 51, between line body section 50 and second exert a force between section 52 and line body section 50 corresponding torsional deflection is produced elasticity, therefore can replace blocked up existing spiral spring.
Wherein, torsion rod member 5 also includes one first kink 54 and one second kink 55, first kink 54 is connected to and is formed with aforesaid included angle A 1, the second kink 55 between the first force section 51 and one end of line body section 50 and is connected between the second force section 52 and the other end of line body section 50 and is formed with aforesaid included angle A 2; Accordingly, first force section 51 is first direction (the non-tag according to the first kink 54 relative to line body section 50, as shown be direction roughly upward) extend, second force section 52 foundation second kinks 55 and relative to second direction (the non-tag of line body section 50, as shown be direction roughly down) extend, in other words, the exert a force bearing of trend of section 52 of the bearing of trend and second of the first force section 51 is opposite each other.
In addition, one end of second force section 52 is extended with deformation section 53 and one the 3rd kink 56, between one end that 3rd kink 56 is connected to the second force section 52 and one end of deformation section 53, deformation section 53 and second is exerted a force between section 52 also there is an included angle A 3 (see Fig. 3).According to same overbending direction, compartment of terrain repeatedly bends deformation section 53, can be bent into C shape, U-shaped or back-shaped aciculiform, is bent into U-shaped as shown in Figure 3 or Figure 4.
Second force section 52 of torsion rod member 5 is fixed on the extension 13 of seat support 1 by deformation section 53, in the present embodiment, the fixing hole 131 that the corresponding extension 13 of deformation section 53 is offered is fixed; Be fixed on the fixed part 23 of the chair back 2 as the first force section 51, and this fixed part 23 is near the wherein side of the chair back 2 both sides 21.
At least one torsion rod member as shown in Figure 1, Figure 2 and Figure 3, be described for two torsion rod members 5,5a in the present embodiment, and each line body section 50,50 of two torsion rod members 5,5a all and rotating shaft 3 interval be arranged side by side, preferably, setting intersected with each other (see Fig. 2) between two torsion rod members 5,5a.
Each first force section 51,51 of two power rod members 5,5a is individually fixed in two relative positions of the chair back 2; Specifically, the chair back 2 is provided with and is close to both sides 21 respectively and two fixed parts 23,23 respect to one another, and therefore, each first force section 51,51 is individually fixed in two fixed parts 23,23.Each second force section 52,52 as two power rod members 5,5a is individually fixed in the both sides 11 of seat support 1; Specifically, each second force section 52,52 is individually fixed in the fixing hole 131 of each extension 13.Whereby, compared to aforementioned only establish a torsion rod member 5 time situation, will double elastic force be produced, and there is better balance and stability.
As shown in Figure 4, Figure 5, Figure 6 and Figure 7, as Fig. 4 and Fig. 5 be respectively the top plan view of this creation seat before layback and according to Fig. 4 the direction of arrow the local schematic side view of being taken off, as Fig. 6 and Fig. 7 be then respectively the direction of arrow of the top plan view of this creation seat after layback and foundation Fig. 6 the local schematic side view of being taken off.When user not yet exerts a force to the chair back 2, seat and two power rod members 5,5a all remain on the state as Fig. 4 and Fig. 5; Under clutch 4 gets loose state, when user exerts a force backward to the chair back 2 and changes inclination, as shown in Figure 6 and Figure 7, between the first force section 51 of each torsion rod member 5,5a and line body section 50 and second exert a force between section 52 and line body section 50, or even second exerts a force between section 52 and deformation section 53, corresponding torsional deflection (see the difference of torsion rod member 5 between Fig. 5 and Fig. 7) is produced elasticity, therefore can replace blocked up existing spiral spring.
As shown in Figure 8 this creates another embodiment, also be described for two torsion rod members 5b, 5c, the connection and two torsion rod members 5b, 5c are mutually symmetrical, specifically, each first force section 51 is toward each other near connecting and being jointly fixed on a fixed part 24 of the chair back 2, each second force section 52 toward each other away from and be individually fixed in the fixing hole 131 of each extension 13, two the first force sections 51,51 being spaced connection are co-located between two second force sections 52,52.Preferably, is connected with a linkage section 57, two first force section 51,51 and is intervally installed by linkage section 57 between the free end of two first force sections 51,51.
Whereby, under clutch 4 gets loose state, when user exerts a force backward to the chair back 2 and changes inclination, between the first force section 51 of each torsion rod member 5b, 5c and line body section 50 and second exert a force between section 52 and line body section 50, or even second exerts a force between section 52 and deformation section 53, also corresponding torsional deflection is produced elasticity, therefore also can replace blocked up existing spiral spring.
In sum, the utility model has following effect compared to prior art: by use torsion rod member 5 (or 5,5a, again or 5b, 5c) between seat support 1 and the chair back 2, produce elasticity, enable with different structures and the existing blocked up spiral spring of connected mode replacement, and torsion rod member 5,5a, 5b, 5c are arranged between the both sides 11 of seat support 1 and the both sides 21 of the chair back 2, therefore this creation seat both sides will not be protruded from, thus really can the overall width of effective constriction seat.
In addition, the utility model also has other effect: by using two torsion rod members 5 and 5a (or 5b and 5c) between seat support 1 and the chair back 2 simultaneously, compared to the situation of only establishing a torsion rod member 5, will double elastic force be produced, and there is better balance and stability.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (12)
1. there is a seat for torsion rod member, it is characterized in that, comprising:
One seat support;
One chair back, is articulated in this seat support; And
At least one torsion rod member, comprise a line body section, be connected to one first of this line body section one end force section and be connected to this line body section other end one second force section, between this first force section and this line body section and this second exert a force between section and this line body section there is an angle respectively, this torsion rod member system at least one is arranged between the both sides of this seat support and the both sides of this chair back, and this first force section and this second force Duan Ze are individually fixed in this chair back and this seat support;
Wherein, when this chair back changes inclination relative to this seat support, this first force section between this line body section and this second exert a force between section and this line body section corresponding torsional deflection produced elasticity.
2. have the seat of torsion rod member as claimed in claim 1, it is characterized in that, comprise a rotating shaft, this rotating shaft is articulated between the both sides of this chair back and the both sides of this seat support, and the line body section of this torsion rod member at least one and described rotating shaft are spaced and are arranged side by side.
3. have the seat of torsion rod member as claimed in claim 1, it is characterized in that, comprise at least one clutch, this clutch at least one is connected between this seat support and this chair back.
4. there is the seat of torsion rod member as claimed in claim 1, it is characterized in that, wherein torsion rod member is set to two, each first force section system of these two torsion rod members is individually fixed in the relative position of this chair back, and each second force Duan Ze of these two torsion rod members is individually fixed in the both sides of this seat support.
5. there is the seat of torsion rod member as claimed in claim 1, it is characterized in that, wherein torsion rod member is set to two, each first force section system of these two torsion rod members toward each other near connecting and being jointly fixed on this chair back, each second force Duan Ze of these two torsion rod members toward each other away from and be individually fixed in the both sides of this seat support.
6. there is the seat of torsion rod member as claimed in claim 5, it is characterized in that, wherein these two torsion rod members each first force section free end between be connected with a linkage section, each first force Duan Ze be intervally installed by this linkage section.
7. have the seat of torsion rod member as claimed in claim 5, it is characterized in that, wherein each first force section system is spaced connection, is spaced each first force section system of connection between these two second force sections.
8. there is the seat of torsion rod member as claimed in claim 1, it is characterized in that, wherein at least one torsion rod member also includes the first kink and the second kink, this first kink is connected between this first force section and one end of this line body section, and this second kink is connected between this second force section and other end of this line body section.
9. there is the seat of torsion rod member as claimed in claim 8, it is characterized in that, wherein this first force section direction according to this first kink relative to this line body section extends, this second force Duan Ze extends relative to the other direction of this line body section according to this second kink, and this direction is opposite each other with this other direction.
10. there is the seat of torsion rod member as claimed in claim 8, it is characterized in that, wherein one end of this second force section is extended with a deformation section and is connected to one the 3rd kink between one end of this second force section and one end of this deformation section, and this second force section is fixed on this seat support by this deformation section.
11. seats as claimed in claim 10 with torsion rod member, it is characterized in that, wherein this deformation section repeatedly bends according to same overbending direction interval.
12. seats as claimed in claim 11 with torsion rod member, is characterized in that, wherein c-shaped, the U-shaped of this deformation section or the bending of back-shaped aciculiform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420792854.3U CN204306420U (en) | 2014-12-16 | 2014-12-16 | There is the seat of torsion rod member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420792854.3U CN204306420U (en) | 2014-12-16 | 2014-12-16 | There is the seat of torsion rod member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204306420U true CN204306420U (en) | 2015-05-06 |
Family
ID=53128762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420792854.3U Expired - Fee Related CN204306420U (en) | 2014-12-16 | 2014-12-16 | There is the seat of torsion rod member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204306420U (en) |
-
2014
- 2014-12-16 CN CN201420792854.3U patent/CN204306420U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20191216 |