CN105266458A - Sofa headrest hinge - Google Patents
Sofa headrest hinge Download PDFInfo
- Publication number
- CN105266458A CN105266458A CN201510759562.9A CN201510759562A CN105266458A CN 105266458 A CN105266458 A CN 105266458A CN 201510759562 A CN201510759562 A CN 201510759562A CN 105266458 A CN105266458 A CN 105266458A
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- CN
- China
- Prior art keywords
- hinge
- installing hole
- flap
- hinge bracket
- headrest
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The invention discloses a sofa headrest hinge which comprises a hinge support, two hinge plates, two hinge covers, a headrest connecting plate and a backrest connecting rod. The hinge support is provided with a first hinge support mounting hole and arc-shaped locking grooves. Clamp springs and locking plates are mounted in the arc-shaped locking grooves. Each hinge plate is provided with a first hinge plate mounting hole and arc-shaped toothed grooves. The two hinge plates are respectively disposed on two sides of the hinge support. The hinge covers are provided with hinge cover mounting holes. The two hinge covers are respectively disposed on the outer sides of the two hinge plates. A first screw penetrates the hinge cover mounting holes, the first hinge plate mounting holes and the first hinge support mounting hole to connect the hinge covers, the hinge plates and the hinge support. The headrest connecting plate is connected to the hinge plates, and the backrest connecting rod is connected to the hinge support. The sofa headrest hinge is simple in structure, fast to assemble, good in use effect, convenient to use and material saving.
Description
Technical field
The invention belongs to sofa parts technical field, relate to sofa headrest hinge.
Background technology
A kind of sofa headrest hinge of the prior art, comprises backrest connecting plate, flap, headrest connecting plate and hinged cover.One end of backrest connecting plate is for connecting backrest, and the other end has the first installing hole and two arc locked grooves, and be provided with jump ring and locking plate in arc locked groove, locking plate is positioned at the end of arc locked groove, and the two ends of jump ring abut with the head end of arc locked groove and locking plate respectively.The both sides of backrest connecting plate are provided with a flap and a hinged cover successively, and one end with the second installing hole and two arc teeth groove of the corresponding backrest connecting plate in one end of flap, the outer arc limit of arc teeth groove has lock tooth.Hinged cover has the 3rd installing hole, rivet passes first, second and third installing hole by flap and the rotating connection of backrest connecting plate, the bottom of flap has socket with the bottom of hinged cover with correspondence makes hinged cover be fixedly connected with flap with the plug inserted in socket, and a headrest connecting plate is installed on the other end of a flap for connecting headrest.During use, be fixed on sofa backrest by backrest connecting plate, headrest connecting plate is fixed on sofa headrest, and when pulling headrest, flap rotates the Angulation changes making sofa headrest.The sofa headrest hinge of this structure often comes with some shortcomings a little: complex structure and assembling loaded down with trivial details, for this reason necessaryly to improve.
Summary of the invention
The object of this invention is to provide a kind of sofa headrest hinge, this sofa headrest hinge has the advantages that structure is simple, assembling is quick, result of use is good, easy to use.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of sofa headrest hinge, comprises hinge bracket, flap, hinged cover, headrest connecting plate and backrest connecting rod;
Described hinge bracket is respectively equipped with the first hinge bracket installing hole and arc locked groove, be provided with jump ring and locking plate in described arc locked groove, described jump ring clamps described locking plate;
Described flap is provided with the first flap installing hole and arc teeth groove, the outer arc limit of this arc teeth groove is provided with lock tooth, the quantity of described flap is two, these two described flaps are arranged at the both sides of described hinge bracket respectively, and wherein said first hinge bracket installing hole is corresponding with described first flap installing hole;
Described hinged cover is provided with hinged cover installing hole, and the quantity of described hinged cover is two, and these two hinged covers are arranged at the outside of two described flaps respectively, and wherein said hinged cover installing hole is corresponding with described first flap installing hole;
First rivet is each passed through described hinged cover installing hole, the first flap installing hole and the first hinge bracket installing hole, thus described hinged cover, flap and hinge bracket are coupled together, wherein said flap and described hinge bracket can rotate around described first rivet, described headrest connecting plate is connected to described flap, and described backrest connecting rod is connected to described hinge bracket.
Further, the quantity of described hinge bracket is two, and these two described hinge brackets are mutually corresponding and bonded to each other.
Further, one end of described flap is trapezoidal shape, this end is provided with the second flap installing hole, described headrest connecting plate is provided with headrest connecting plate installing hole, described second flap installing hole and described headrest connecting plate installing hole are mutually corresponding respectively, described flap through described second flap installing hole and described headrest connecting plate installing hole, thus is connected with described headrest connecting plate by guide pillar.
Further, described hinge bracket is provided with the second hinge bracket installing hole, described backrest connecting rod is provided with backrest connecting rod installing hole, described second hinge bracket installing hole is corresponding with described backrest connecting rod installing hole, is connected by described hinge bracket by the second rivet with described backrest connecting rod.
Further, be provided with screw thread away from one end of backrest connecting rod described in described hinge bracket, the nut that this screw thread place is provided with block and matches with this screw thread.
Beneficial effect of the present invention: sofa headrest hinge of the present invention, its hinge bracket is provided with jump ring and locking plate, the lock tooth of the arc teeth groove on locking plate seizing hinge plate, flap can not freely rotate around the first rivet, under the effect of external force, flap can rotate around the first rivet and realize regulating, and then regulates the angle of sofa headrest.The structure of sofa headrest hinge element integration of the present invention is simple, assembling is quick, and during use, result of use is good, easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the sofa headrest hinge of the embodiment of the present invention.
Fig. 2 is the structural representation of sofa headrest hinge when resting the head on connecting plate and plane-parallel.
Fig. 3 is the top view of Fig. 2.
Fig. 4 is the explosive view of sofa headrest hinge.
Fig. 5 is the internal structure schematic diagram of sofa headrest hinge.
Fig. 6 is the front view of flap.
Fig. 7 is the front view of hinge bracket.
Description of reference numerals:
Headrest connecting plate 11, flap 12, hinged cover 13, first rivet 14, jump ring 15, locking plate 16, hinge bracket 17, second rivet 18, guide pillar 19, backrest connecting rod 20, block 21, nut 22;
Arc teeth groove 121, first flap installing hole 122, second flap installing hole 123;
Arc locked groove 171, first hinge bracket installing hole 172, second hinge bracket installing hole 173.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the sofa headrest hinge of the present embodiment, comprises hinge bracket 17, flap 12, hinged cover 13, headrest connecting plate 11 and backrest connecting rod 20.
With reference to Fig. 7, hinge bracket 17 is processed with respectively a first hinge bracket installing hole 172, two the second hinge bracket installing holes 173 and two arc locked grooves 171, wherein the first hinge bracket installing hole 172 is located between two arc locked grooves 171.Two mutual correspondences of hinge bracket 17 are fastened and link into an integrated entity, and with reference to Fig. 5, be separately installed with a jump ring 15 and a locking plate 16 in two arc locked grooves 171, one end of jump ring 15 is adjacent to locking plate 16, thus locking plate 16 is clamped on arc locked groove 171.
With reference to Fig. 6, one end of flap 12 is trapezoidal shape, this end is processed with two the second flap installing holes 123, the other end of flap 12 is processed with a first flap installing hole 122 and two arc teeth groove 121, wherein the first flap installing hole 122 is located between two arc teeth groove 121, the outer arc limit of arc teeth groove 121 is processed with lock tooth, the quantity of flap 12 is two, these two flaps 12 are arranged at the both sides of hinge bracket 17 respectively, and wherein the first hinge bracket installing hole 172 is corresponding with the first flap installing hole 122.
The medium position place of hinged cover 13 is processed with hinged cover installing hole, and the quantity of hinged cover 13 is two, and these two hinged covers 13 are arranged at the outside of two flaps 12 respectively, and wherein hinged cover installing hole is corresponding with the first flap installing hole 122.First rivet 14 is each passed through hinged cover installing hole, the first flap installing hole 122 and the first hinge bracket installing hole 172, thus hinged cover 13, flap 12 and hinge bracket 17 is coupled together, and wherein flap 12 and hinge bracket 17 can rotate around rivet.
One end of headrest connecting plate 11 is processed with two headrest connecting plate installing holes, headrest connecting plate 11 is positioned at the outside of one of them flap 12, two headrest connecting plate installing holes are corresponding with two the second flap installing holes 123 respectively, guide pillar 19 through the second flap installing hole 123 and headrest connecting plate installing hole, thus makes headrest connecting plate 11 be connected to two flaps 12.One end of backrest connecting rod 20 is processed with two backrest connecting rod installing holes, and two the second hinge bracket installing holes 173 are corresponding with two backrest connecting rod installing holes, are connected by hinge bracket 17 by the second rivet 18 with backrest connecting rod 20.One end away from hinge bracket 17 backrest connecting rod 20 is processed with screw thread, and this screw thread place is set with a block 21 and a nut 22 matched with this screw thread.
Sofa headrest hinge of the present invention, its hinge bracket is provided with jump ring and locking plate, the lock tooth of the arc teeth groove on locking plate seizing hinge plate, flap can not freely rotate around the first rivet, under the effect of external force, flap can rotate around the first rivet and realize regulating, and because headrest connecting plate is fixed on sofa headrest, and then regulates the angle of sofa headrest.The overall structure of sofa headrest hinge of the present invention is simple, designs ingenious, and fast, during use, result of use is good in assembling, uses and also facilitates.Further, one end of flap is trapezoidal shape design, relative to rectangle design, its mechanical performance and result of use constant, can material be saved, reduce cost of material.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a sofa headrest hinge, is characterized in that, comprises hinge bracket (17), flap (12), hinged cover (13), headrest connecting plate (11) and backrest connecting rod (20);
Described hinge bracket (17) is respectively equipped with the first hinge bracket installing hole (172) and arc locked groove (171), be provided with jump ring (15) and locking plate (16) in described arc locked groove (171), described jump ring (15) clamps described locking plate (16);
Described flap (12) is provided with the first flap installing hole (122) and arc teeth groove (121), the outer arc limit of this arc teeth groove (121) is provided with lock tooth, the quantity of described flap (12) is two, these two described flaps (12) are arranged at the both sides of described hinge bracket (17) respectively, and wherein said first hinge bracket installing hole (172) is corresponding with described first flap installing hole (122);
Described hinged cover (13) is provided with hinged cover installing hole, the quantity of described hinged cover (13) is two, these two hinged covers (13) are arranged at the outside of two described flaps (12) respectively, and wherein said hinged cover installing hole is corresponding with described first flap installing hole (122);
First rivet (14) is each passed through described hinged cover installing hole, the first flap installing hole (122) and the first hinge bracket installing hole (172), thus described hinged cover (13), flap (12) and hinge bracket (17) are coupled together, wherein said flap (12) and described hinge bracket (17) can rotate around described first rivet (14), described headrest connecting plate (11) is connected to described flap (12), and described backrest connecting rod (20) is connected to described hinge bracket (17).
2. a kind of sofa headrest hinge according to claim 1, is characterized in that, the quantity of described hinge bracket (17) is two, and these two described hinge brackets (17) are mutually corresponding and bonded to each other.
3. a kind of sofa headrest hinge according to claim 1, it is characterized in that, one end of described flap (12) is trapezoidal shape, this end is provided with the second flap installing hole (123), described headrest connecting plate (11) is provided with headrest connecting plate installing hole, described second flap installing hole (123) and described headrest connecting plate installing hole are mutually corresponding respectively, guide pillar (19) is through described second flap installing hole (123) and described headrest connecting plate installing hole, thus described flap (12) is connected with described headrest connecting plate (11).
4. a kind of sofa headrest hinge according to claim 1, it is characterized in that, described hinge bracket (17) is provided with the second hinge bracket installing hole (173), described backrest connecting rod (20) is provided with backrest connecting rod installing hole, described second hinge bracket installing hole (173) is corresponding with described backrest connecting rod installing hole, is connected by described hinge bracket (17) by the second rivet (18) with described backrest connecting rod (20).
5. a kind of sofa headrest hinge according to claim 1 or 4, it is characterized in that, one end away from the described backrest connecting rod (20) of described hinge bracket (17) is provided with screw thread, the nut (22) that this screw thread place is provided with block (21) and matches with this screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510759562.9A CN105266458A (en) | 2015-11-09 | 2015-11-09 | Sofa headrest hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510759562.9A CN105266458A (en) | 2015-11-09 | 2015-11-09 | Sofa headrest hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105266458A true CN105266458A (en) | 2016-01-27 |
Family
ID=55136948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510759562.9A Pending CN105266458A (en) | 2015-11-09 | 2015-11-09 | Sofa headrest hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105266458A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106974471A (en) * | 2017-05-09 | 2017-07-25 | 王长高 | A kind of multifunctional pillow hinge |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050103429A (en) * | 2004-04-26 | 2005-10-31 | 주식회사 우보테크 | Bending device for headrests |
| CN201870189U (en) * | 2010-10-29 | 2011-06-22 | 卢伟 | Headrest adjuster of sofa |
| CN203832301U (en) * | 2014-05-20 | 2014-09-17 | 旭卡机电（启东）有限公司 | Anti-pinch articulated mechanism with self-locking function |
| CN204207394U (en) * | 2014-10-31 | 2015-03-18 | 甘超旺 | sofa headrest hinge |
| CN204207392U (en) * | 2014-10-31 | 2015-03-18 | 甘超旺 | Sofa adjustment and locating hinge |
| CN204410246U (en) * | 2015-02-03 | 2015-06-24 | 东莞市长安蒸腾五金制品厂 | A kind of headrest regulator |
| CN204599931U (en) * | 2015-05-13 | 2015-09-02 | 甘超旺 | Headrest adjuster of sofa |
| CN205214771U (en) * | 2015-11-09 | 2016-05-11 | 甘超旺 | Sofa headrest hinge |
-
2015
- 2015-11-09 CN CN201510759562.9A patent/CN105266458A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050103429A (en) * | 2004-04-26 | 2005-10-31 | 주식회사 우보테크 | Bending device for headrests |
| CN201870189U (en) * | 2010-10-29 | 2011-06-22 | 卢伟 | Headrest adjuster of sofa |
| CN203832301U (en) * | 2014-05-20 | 2014-09-17 | 旭卡机电（启东）有限公司 | Anti-pinch articulated mechanism with self-locking function |
| CN204207394U (en) * | 2014-10-31 | 2015-03-18 | 甘超旺 | sofa headrest hinge |
| CN204207392U (en) * | 2014-10-31 | 2015-03-18 | 甘超旺 | Sofa adjustment and locating hinge |
| CN204410246U (en) * | 2015-02-03 | 2015-06-24 | 东莞市长安蒸腾五金制品厂 | A kind of headrest regulator |
| CN204599931U (en) * | 2015-05-13 | 2015-09-02 | 甘超旺 | Headrest adjuster of sofa |
| CN205214771U (en) * | 2015-11-09 | 2016-05-11 | 甘超旺 | Sofa headrest hinge |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106974471A (en) * | 2017-05-09 | 2017-07-25 | 王长高 | A kind of multifunctional pillow hinge |
| CN106974471B (en) * | 2017-05-09 | 2024-01-19 | 王长高 | Multifunctional pillow hinge |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160127 |