CN210310049U - Fixed chair back hinge - Google Patents
Fixed chair back hinge Download PDFInfo
- Publication number
- CN210310049U CN210310049U CN201921351073.XU CN201921351073U CN210310049U CN 210310049 U CN210310049 U CN 210310049U CN 201921351073 U CN201921351073 U CN 201921351073U CN 210310049 U CN210310049 U CN 210310049U
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- positioning plate
- fixed
- chair
- shaped
- internal thread
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- Expired - Fee Related
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- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003340 mental effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of auto-parts uses, specifically disclose a fixed back of the chair hinge, including left L shape locating plate, right L shape locating plate, first internal thread hole, second internal thread hole, first positioning stud, second positioning stud, first positioning slot, second positioning slot, first assistance-localization real-time draw-in groove, second assistance-localization real-time draw-in groove, the first locating hole of a plurality of and a plurality of second locating hole. The utility model discloses a fixed back of chair hinge's beneficial effect lies in: its structural design is reasonable, solves the fixed seat back of the chair installation hinge structure's of current traditional structure problem that exists, realizes the convenient, accurate assembly operation of the fixed seat back of the chair, improves fixed security, the reliability of the fixed seat back of the chair after the assembly, and convenient to detach, maintenance.
Description
Technical Field
The utility model belongs to the technical field of auto-parts uses, concretely relates to fixed back of chair hinge.
Background
The passenger car is provided with a square carriage for carrying passengers and carry-on luggage of commercial vehicles for 9 people above (including a driver seat), and the vehicle types are mainly used for public transportation and group transportation. Passenger vehicles have single-deck, double-deck, articulated, tractor-trailer types, two-door, single-door, or have luggage compartments.
A so-called car seat is a seat to be seated when sitting on. The following are roughly classified into: a front row seat: headrest, back, cushion, (handrail), back row seat: (headrest), backrest, cushion, side wings and (armrests). The automobile seat can be divided into a split seat and a bench seat according to the shape; the functions can be divided into fixed type, detachable type and adjustable type; the number of people can be divided into single, double and multi-person chairs according to the number of the people sitting on the chair. From the earliest fixed seats, to multifunctional power-adjustable seats, there are air cushion seats, power seats, stereo seats, mental recovery seats, to electronic adjustable seats, depending on the performance of the seat.
The existing chair back hinge structure for mounting the fixed chair back has unreasonable design, poor toughness and short service life, has the hidden troubles of deformation and fracture, and meanwhile, can not complete convenient and accurate assembly operation, can not meet the assembly and use requirements of the current fixed chair back, and is urgently required to be solved at present.
Therefore, based on the above problems, the present invention provides a fixed chair back hinge.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a fixed back of the chair hinge, its structural design is reasonable, solves the fixed back of the chair installation hinge structure's of current traditional structure problem that exists, realizes convenient, the accurate assembly operation of the fixed back of the chair, improves fixed security, the reliability of the fixed back of the chair after the assembly.
The technical scheme is as follows: the utility model provides a fixed chair back hinge, which comprises a left L-shaped positioning plate, a right L-shaped positioning plate, a first internal thread hole and a second internal thread hole which are respectively arranged in one end of the left L-shaped positioning plate and the right L-shaped positioning plate, a first positioning stud and a second positioning stud which are respectively connected with the first internal thread hole and the second internal thread hole, a first positioning clamping groove and a second positioning clamping groove which are respectively arranged in one end of the left L-shaped positioning plate and the right L-shaped positioning plate and are positioned below the first internal thread hole and the second internal thread hole, and a first auxiliary positioning clamping groove and a second auxiliary positioning clamping groove which are respectively arranged in the other end of the left L-shaped positioning plate and the right L-shaped positioning plate, and a plurality of first positioning holes and a plurality of second positioning holes which are respectively arranged in the other ends of the left L-shaped positioning plate and the right L-shaped positioning plate and are positioned at one sides of the first auxiliary positioning clamping groove and the second auxiliary positioning clamping groove.
This technical scheme, fixed back of the chair hinge still includes the first arc spacing draw-in groove, the spacing draw-in groove of second arc that set up respectively in left L shape locating plate, right L shape locating plate one end and lie in first internal thread hole, second internal thread hole one side.
According to the technical scheme, the fixed chair back hinge further comprises a first strip-shaped clamping groove and a second strip-shaped clamping groove which are respectively arranged in the end part of the other end of the left L-shaped positioning plate and the right L-shaped positioning plate and are located.
According to the technical scheme, triangular structures are formed among the first positioning holes and the second positioning holes respectively.
Compared with the prior art, the utility model discloses a fixed back of the chair hinge's beneficial effect lies in: its structural design is reasonable, solves the fixed seat back of the chair installation hinge structure's of current traditional structure problem that exists, realizes the convenient, accurate assembly operation of the fixed seat back of the chair, improves fixed security, the reliability of the fixed seat back of the chair after the assembly, and convenient to detach, maintenance.
Drawings
Fig. 1 is a schematic structural view of a left L-shaped positioning plate and the like of a fixed chair back hinge of the present invention;
fig. 2 is a schematic structural view of a right L-shaped positioning plate of a fixed chair back hinge of the present invention.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Examples
As shown in figures 1 and 2, a fixed chair back hinge comprises a left L-shaped positioning plate 1, a right L-shaped positioning plate 9, a first internal thread hole 3 and a second internal thread hole 11 which are respectively arranged at one end of the left L-shaped positioning plate 1 and the right L-shaped positioning plate 9, a first positioning stud 2 and a second positioning stud 10 (the first positioning stud 2 and the second positioning stud 10 are connected with the first internal thread hole 3 and the second internal thread hole 11 respectively (the thread structure figures 1 and 2 are not marked), a first positioning slot 5 and a second positioning slot 13 which are respectively arranged at one end of the left L-shaped positioning plate 1 and the right L-shaped positioning plate 9 and are positioned below the first internal thread hole 3 and the second internal thread hole 11 and are not marked in figures 1 and 2), and a first positioning slot 5 and a second positioning slot 13 which are respectively arranged at the left L-shaped positioning plate 1 and the right L-shaped positioning plate 9 and are respectively arranged at one end of the first internal thread hole 3 and the second internal thread hole 11, A first auxiliary positioning clamping groove 6 and a second auxiliary positioning clamping groove 14 in the other end of the right L-shaped positioning plate 9, and a plurality of first positioning holes 8 and a plurality of second positioning holes 16 which are respectively arranged in the other ends of the left L-shaped positioning plate 1 and the right L-shaped positioning plate 9 and are positioned at one sides of the first auxiliary positioning clamping groove 6 and the second auxiliary positioning clamping groove 14.
Preferably, the fixed chair back hinge further comprises a first arc-shaped limiting clamping groove 4 and a second arc-shaped limiting clamping groove 12 which are respectively arranged in one end of the left L-shaped positioning plate 1 and one end of the right L-shaped positioning plate 9 and are positioned at one side of the first internal thread hole 3 and one side of the second internal thread hole 11; the fixed chair back hinge also comprises a first strip-shaped clamping groove 7 and a second strip-shaped clamping groove 15 which are respectively arranged in the end parts of the other ends of the left L-shaped positioning plate 1 and the right L-shaped positioning plate 9; and a triangular structure is formed between the first positioning holes 8 and the second positioning holes 16 respectively.
During assembly, the left L-shaped positioning plate 1 or the right L-shaped positioning plate 9 and other connecting structures are respectively connected with the positioning parts of the fixed chair back, and the positioning parts are sequentially connected, positioned and fastened.
This fixed back of the chair hinge of structure, its structural design is reasonable, solves the fixed back of the chair installation hinge structure's of current traditional structure problem that exists, realizes the convenient, accurate assembly operation of the fixed back of the chair, improves fixed security, the reliability of the fixed back of the chair after the assembly, and convenient to detach, maintenance.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (4)
1. A fixed back of chair hinge which characterized in that: comprises a left L-shaped positioning plate (1), a right L-shaped positioning plate (9), a first internal thread hole (3) and a second internal thread hole (11) which are respectively arranged in one end of the left L-shaped positioning plate (1) and the right L-shaped positioning plate (9), a first positioning stud (2) and a second positioning stud (10) which are respectively connected with the first internal thread hole (3) and the second internal thread hole (11), a first positioning clamping groove (5) and a second positioning clamping groove (13) which are respectively arranged in the left L-shaped positioning plate (1) and the other end of the right L-shaped positioning plate (9) and are respectively arranged in the first internal thread hole (3) and the second internal thread hole (11) and are respectively arranged in the left L-shaped positioning plate (1), a first auxiliary positioning clamping groove (6) and a second auxiliary positioning clamping groove (14) which are respectively arranged in the other end of the right L-shaped positioning plate (9), and a left L-shaped positioning plate (, A plurality of first positioning holes (8) and a plurality of second positioning holes (16) are arranged in the other end of the right L-shaped positioning plate (9) and are positioned at one sides of the first auxiliary positioning clamping groove (6) and the second auxiliary positioning clamping groove (14).
2. The fixed chair back hinge of claim 1, wherein: the fixed chair back hinge further comprises a first arc-shaped limiting clamping groove (4) and a second arc-shaped limiting clamping groove (12) which are respectively arranged in one end of the left L-shaped positioning plate (1) and one end of the right L-shaped positioning plate (9) and are positioned on one side of the first internal thread hole (3) and the second internal thread hole (11).
3. A fixed chair back hinge according to claim 1 or 2, wherein: the fixed chair back hinge further comprises a first strip-shaped clamping groove (7) and a second strip-shaped clamping groove (15) which are respectively arranged in the end part of the other end of the left L-shaped positioning plate (1) and the right L-shaped positioning plate (9).
4. The fixed chair back hinge of claim 1, wherein: the plurality of first positioning holes (8) and the plurality of second positioning holes (16) form a triangular structure respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921351073.XU CN210310049U (en) | 2019-08-20 | 2019-08-20 | Fixed chair back hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921351073.XU CN210310049U (en) | 2019-08-20 | 2019-08-20 | Fixed chair back hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210310049U true CN210310049U (en) | 2020-04-14 |
Family
ID=70130919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921351073.XU Expired - Fee Related CN210310049U (en) | 2019-08-20 | 2019-08-20 | Fixed chair back hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210310049U (en) |
-
2019
- 2019-08-20 CN CN201921351073.XU patent/CN210310049U/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: 20200414 |