CN204306464U - A kind of sofa headrest expansion hinge - Google Patents
A kind of sofa headrest expansion hinge Download PDFInfo
- Publication number
- CN204306464U CN204306464U CN201420788309.7U CN201420788309U CN204306464U CN 204306464 U CN204306464 U CN 204306464U CN 201420788309 U CN201420788309 U CN 201420788309U CN 204306464 U CN204306464 U CN 204306464U
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- CN
- China
- Prior art keywords
- connector
- angle modulation
- card
- reclining apparatus
- rod
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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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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model discloses a kind of sofa headrest expansion hinge, comprise reclining apparatus, one end of reclining apparatus is fixed with a screw rod, the bottom of screw rod arranges screw thread, pad and hold-down nut are threaded connection, reclining apparatus stretches out and is provided with a junction, connecting portion is installed with a shrinking connecting-rod, reclining apparatus is articulated with a coulisse, coulisse is provided with multiple chute, one end of chute is connected with an installed part by shaping gum cover, and the other end of shrinking connecting-rod to be connected with installed part by shaping gum cover and can along chute displacement back and forth.The scope of application of the present utility model is wider, and is convenient to the design of sofa, and what make product has more aesthetic feeling; Arranged by the sliding groove structure of coulisse and the uniqueness of drive link, sliding stability can be increased, reduce Product Assembly gap, more can add long products distance of stretch out and draw back, connected by shaping gum cover simultaneously, lubrication can be played and eliminate the noise, making result of use of the present utility model better, increasing the experience of user.
Description
Technical field
The utility model relates to furniture part field, is specifically related to a kind of sofa headrest expansion hinge.
Background technology
Sofa is a kind of chair that spring or thick foamed plastics etc. are housed, there is handrail on both sides and is provided with back-rest, press close to the design of human body because of it and there is flexible pliability, comfort level etc. and extensively by the hobby of people, it is the necessary tool of a lot of family, but the headrest positions of back-rest at present is on the market integrated with back, due to different people, it also has different requirements to the angle of headrest, the angle that can not adjust headrest then can affect the enjoyment of people, in like manner handrail is also the both sides being fixed at sofa, so can not adjust above-mentioned parts, make people can not obtain desirable sitting posture, affect the experience of people to sofa, in addition the two ends output arm of existing backrest tilt adjuster for sofa is fixedly connected with backrest and handrail respectively, centre is not provided with excessive mechanism, easily there is fold in the action cladding of backrest that causes really up to the mark in the process of adjustment angle, long-time use then easily causes the damage of cladding to affect aesthetic property and the service life of product.
Utility model content
The purpose of this utility model is to provide a kind of sofa headrest expansion hinge.
According to one side of the present utility model, provide a kind of sofa headrest expansion hinge, comprise reclining apparatus, one end of described reclining apparatus is fixed with a screw rod, the bottom of described screw rod arranges screw thread, by described pad and the hold-down nut of being threaded, described reclining apparatus stretches out and is provided with a junction, described connecting portion is installed with a shrinking connecting-rod, described reclining apparatus is articulated with a coulisse, described coulisse is provided with multiple chute, one end of described chute is connected with an installed part by shaping gum cover, the other end of described shrinking connecting-rod to be connected with installed part by shaping gum cover and can along chute displacement back and forth.
Further, described reclining apparatus comprises fixed leg, protecgulum, first angle modulation part, first connector, part established by first card, second connector, part established by second card, second angle modulation part, two corner braces and bonnet, at described protecgulum, first angle modulation part, first connector, second connector, the medium position of the second angle modulation part and bonnet is equipped with a fixing hole, and described above-mentioned parts realize connecting and described first angle modulation part by this fixing hole and fixed leg, first connector, second connector and the second angle modulation part can rotate along fixed leg, described first connector and the second connector are equipped with two symmetrically arranged fitting recess, described first card establishes part and the second card to establish part to be arranged in this fitting recess respectively, described first angle modulation part and the second angle modulation part are equipped with the arc regulating tank of a symmetry, described regulating tank is provided with the latch of different angles, described two corner braces are arranged at and are each passed through the fitting recess that the first connector and the second connector be provided with and engage with latch, and the middle end position of two corner braces blocks with described first respectively and establishes part and second to block to establish part to be connected, the side of described first angle modulation part and the second angle modulation part stretches out formation one fixed part, and described coulisse is fixed between the fixed part of the first angle modulation part and the second angle modulation part by screw.
Further, the antetheca covered in the rear is along being provided with a spacing preiection.
Further, the first card sets part and the second card to set part as being " U " shape elastic component, and described first card establishes part and the second card to establish one end to be arc structure, and internal diameter and the corner brace of described arc structure match, and end is provided with the clamping part that an indent is formed.
Further, described connecting portion is the one end being arranged at the first connector and the second connector, described shrinking connecting-rod to be located between two connecting portions and to be fixedly connected with by screw, the other end of described first connector and the second connector is equipped with the connecting hole of location matches, to be fixedly connected between the other end that described screw rod is located at the first connector and the second connector by screw or fixed leg and described connecting hole.
The beneficial effects of the utility model are: the scope of application of the present utility model is wider, and is convenient to the design of sofa, and what make product has more aesthetic feeling, arranged by the sliding groove structure of coulisse and the uniqueness of drive link, sliding stability can be increased, reduce Product Assembly gap, more can add long products distance of stretch out and draw back, connected by shaping gum cover simultaneously, lubrication can be played and eliminate the noise, making result of use of the present utility model better, increasing the experience of user, be connected with backrest by installed part when assembling in addition, screw rod is fixedly connected with sofa or chair, because reclining apparatus adopts the cooperation of two groups of connectors and two groups of angle modulation parts, part is established to drive corner brace to rotate by the card arranged between two groups of connectors, and have the latch of angle modulation part inside to realize the spacing of angle, the adjustment realizing each angle all can reach certain gear, usually with 15 ° be a gear can according to actual conditions carry out set multiple different gear, such as 15 °, 30 °, 45 °, 60 ° and 75 ° etc., backrest and in 90 ° upright of handrail in an initial condition, rotated by reclining apparatus and function that shrinking connecting-rod is flexible, can avoid sofa backrest and pillow position fabric cladding when adjusting angle wrinkling, increase overall aesthetic property and increase the life-span of product, and the stroke that shrinking connecting-rod realizes reaches 60mm, coulisse is two chutes or many art chute designs, make the structure of product more firmly stable, the design of its multiple slip rivet shaping structures gum cover, product can be allowed to slide more stable, do not have sound, the shrinking connecting-rod of strip can allow product synchronously can do stretching motion when corner.
Accompanying drawing explanation
Fig. 1 is the structural representation of sofa headrest expansion hinge.
Fig. 2 is the exploded perspective view of sofa headrest expansion hinge.
Fig. 3 is the first connector or the second connecting-piece structure schematic diagram.
Fig. 4 is the structural representation of shrinking connecting-rod.
Fig. 5 is the structural representation of coulisse.
Fig. 6 is the structural representation of installed part.
Fig. 7 is the structural representation of shaping gum cover.
Fig. 8 is another structural representation of sofa headrest expansion hinge
Fig. 9 is using state one schematic diagram.
Figure 10 is using state two schematic diagram.
Figure 11 is using state three schematic diagram.
Figure 12 is using state four schematic diagram.
Figure 13 is using state five schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 to Figure 13 show schematically show according to a kind of sofa headrest expansion hinge of the present utility model.
A kind of sofa headrest expansion hinge that the present embodiment provides, comprise reclining apparatus 100, this reclining apparatus 100 comprises fixed leg 101, protecgulum 102, first angle modulation part 103, first connector 104, part 105 established by first card, second connector 106, part 107 established by second card, second angle modulation part 108, two corner braces 109 and bonnet 110, at described protecgulum 102, first angle modulation part 103, first connector 104, second connector 106, the medium position of the second angle modulation part 108 and bonnet 110 is equipped with a fixing hole, described above-mentioned parts realize connecting and described first angle modulation part 103 by this fixing hole and fixed leg 101, first connector 104, second connector 106 and the second angle modulation part 108 can rotate along fixed leg 101, as shown in Figure 3, described first connector 104 and the second connector 106 are equipped with two symmetrically arranged fitting recess 1041, first card establishes part 105 and the second card to establish part 107 to be arranged in this fitting recess 1041 respectively, described first card sets part 105 and the second card to set part 107 as the elastic component in " U " shape, its one end is arc structure 1071, internal diameter and the corner brace 109 of described arc structure 1071 match, and end is provided with the clamping part 1072 that an indent is formed, described first angle modulation part 103 and the second angle modulation part 108 are equipped with the arc regulating tank 1031 of a symmetry, described regulating tank 1031 is provided with the latch 1032 of different angles, described two corner braces 109 are arranged at and are each passed through the fitting recess 1041 that the first connector 104 and the second connector 106 be provided with and engage with latch 1032, and the middle end position of two corner braces 109 blocks with described first respectively and establishes part 105 and second to block to establish the clamping part 1072 of part 107 to be connected, the side of described first angle modulation part 103 and the second angle modulation part 108 stretches out formation one fixed part 1033, a coulisse 400 is as shown in Figure 5 installed with by screw or fixed leg between the fixed part 1033 of the first angle modulation part and the second angle modulation part, described coulisse 400 is provided with multiple chute 401, the quantity of chute 401 can adjust as required, be provided with two chutes 401 in the present embodiment altogether, one end of described chute 401 is connected with an installed part 500 as shown in Figure 6 by shaping gum cover, one end of first connector 104 and the second connector 106 stretches out and forms connecting portion 1042, a shrinking connecting-rod 200 is as shown in Figure 4 installed with by screw or fixed leg between described two connecting portions 1042, the other end of described shrinking connecting-rod 200 is connected with installed part 500 by shaping gum cover 600 as shown in Figure 7 and can along chute 401 displacement back and forth, and the other end of described first connector 104 and the second connector 106 is equipped with the connecting hole 1043 of location matches, and be installed with a screw rod 300 by screw or fixed leg 101 between the first connector 104 and the other end of the second connector 106, the bottom of described screw rod 300 arranges screw thread 301, pad 302 and hold-down nut 303 is connected with by described screw thread 301, specifically, refer to Fig. 8, screw rod 300 is replaced by a square linking arm 700 in an other embodiment, described linking arm 700 is provided with the connecting screw hole 701 that many groups are different, can be achieved a fixed connection with sofa body or handrail by this connecting screw hole 701, certainly the length of this linking arm 700 can adjust according to actual conditions, not as limiting, in addition, covering the antetheca of 110 in the rear along being provided with a spacing preiection 1101, the slewing area of the first connector 104 and the second connector 106 can be limited by the setting of spacing preiection 1101.
The beneficial effects of the utility model are: the scope of application of the present utility model is wider, and is convenient to the design of sofa, and what make product has more aesthetic feeling, arranged by chute 401 structure of coulisse 400 and the uniqueness of drive link, sliding stability can be increased, reduce Product Assembly gap, more can add long products distance of stretch out and draw back, connected by shaping gum cover 600 simultaneously, lubrication can be played and eliminate the noise, making result of use of the present utility model better, increasing the experience of user, be connected with backrest by installed part when assembling in addition, screw rod is fixedly connected with sofa or chair, because reclining apparatus adopts the cooperation reclining apparatus 100 of two groups of connectors and two groups of angle modulation parts to adopt the cooperation of two groups of connectors and two groups of angle modulation parts, part is established to drive corner brace 109 to rotate by the card arranged between two groups of connectors, and have the latch 1032 of angle modulation part inside to realize the spacing of angle, the adjustment realizing each angle all can reach certain gear, usually with 15 ° be a gear can according to actual conditions carry out set multiple different gear, when such as, becoming the angle of screw rod 300 and coulisse 400 to be 15 ° in Fig. 9, the stroke of shrinking connecting-rod 200 is that 72mm is (for sofa, now headrest is 15 ° with the angle of sofa backrest), when angle as screw rod in Figure 10 300 and coulisse 400 is 30 °, shrinking connecting-rod 200 is 80mm to the distance of adjusting device, when angle as screw rod in Figure 11 300 and coulisse 400 is 45 °, shrinking connecting-rod 200 is 90mm to the distance of adjusting device, when angle as screw rod in Figure 12 300 and coulisse 400 is 60 °, shrinking connecting-rod 200 is 100mm to the distance of adjusting device, when angle as screw rod in Figure 13 300 and coulisse 400 is 75 °, shrinking connecting-rod 200 is 111mm to the distance of adjusting device, backrest and in 90 ° upright of handrail in an initial condition, rotated by reclining apparatus and function that shrinking connecting-rod 200 is flexible, sofa backrest and the pillow position cladding when adjusting angle can be avoided wrinkling, increase overall aesthetic property and increase the life-span of product, and the stroke that shrinking connecting-rod 200 realizes reaches 60mm, coulisse 400 is two chutes or many art chute designs, make the structure of product more firmly stable, the design of its multiple slip rivet shaping structures gum cover, product can be allowed to slide more stable, do not have sound, the shrinking connecting-rod 200 of strip can allow product synchronously can do stretching motion when corner.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection domain; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (5)
1. sofa headrest expansion hinge, it is characterized in that, comprise reclining apparatus, one end of described reclining apparatus is fixed with a screw rod, the bottom of described screw rod arranges screw thread, by described pad and the hold-down nut of being threaded, described reclining apparatus stretches out and is provided with a junction, described connecting portion is installed with a shrinking connecting-rod, described reclining apparatus is articulated with a coulisse, described coulisse is provided with multiple chute, one end of described chute is connected with an installed part by shaping gum cover, the other end of described shrinking connecting-rod to be connected with installed part by shaping gum cover and can along chute displacement back and forth.
2. sofa headrest expansion hinge according to claim 1, is characterized in that, described reclining apparatus comprises fixed leg, protecgulum, first angle modulation part, first connector, part established by first card, second connector, part established by second card, second angle modulation part, two corner braces and bonnet, at described protecgulum, first angle modulation part, first connector, second connector, the medium position of the second angle modulation part and bonnet is equipped with a fixing hole, and described above-mentioned parts realize connecting and described first angle modulation part by this fixing hole and fixed leg, first connector, second connector and the second angle modulation part can rotate along fixed leg, described first connector and the second connector are equipped with two symmetrically arranged fitting recess, described first card establishes part and the second card to establish part to be arranged in this fitting recess respectively, described first angle modulation part and the second angle modulation part are equipped with the arc regulating tank of a symmetry, described regulating tank is provided with the latch of different angles, described two corner braces are arranged at and are each passed through the fitting recess that the first connector and the second connector be provided with and engage with latch, and the middle end position of two corner braces blocks with described first respectively and establishes part and second to block to establish part to be connected, the side of described first angle modulation part and the second angle modulation part stretches out formation one fixed part, and described coulisse is fixed between the fixed part of the first angle modulation part and the second angle modulation part by screw.
3. sofa headrest expansion hinge according to claim 2, is characterized in that, the antetheca covered in the rear is along being provided with a spacing preiection.
4. sofa headrest expansion hinge according to claim 2, it is characterized in that, described first card sets part and the second card to set part as being " U " shape elastic component, described first card establishes part and the second card to establish one end to be arc structure, internal diameter and the corner brace of described arc structure match, and end is provided with the clamping part that an indent is formed.
5. sofa headrest expansion hinge according to claim 2, it is characterized in that, described connecting portion is the one end being arranged at the first connector and the second connector, described shrinking connecting-rod to be located between two connecting portions and to be fixedly connected with by screw, the other end of described first connector and the second connector is equipped with the connecting hole of location matches, to be fixedly connected between the other end that described screw rod is located at the first connector and the second connector by screw or fixed leg and described connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420788309.7U CN204306464U (en) | 2014-12-11 | 2014-12-11 | A kind of sofa headrest expansion hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420788309.7U CN204306464U (en) | 2014-12-11 | 2014-12-11 | A kind of sofa headrest expansion hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204306464U true CN204306464U (en) | 2015-05-06 |
Family
ID=53128805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420788309.7U Expired - Fee Related CN204306464U (en) | 2014-12-11 | 2014-12-11 | A kind of sofa headrest expansion hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204306464U (en) |
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 |
| CN110477667A (en) * | 2019-08-30 | 2019-11-22 | 东莞市伟宏智能家居科技有限公司 | Electric adjusting device and sofa bracket |
-
2014
- 2014-12-11 CN CN201420788309.7U patent/CN204306464U/en not_active Expired - Fee Related
Cited By (3)
| 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 |
| CN110477667A (en) * | 2019-08-30 | 2019-11-22 | 东莞市伟宏智能家居科技有限公司 | Electric adjusting device and sofa bracket |
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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: 20150506 Termination date: 20161211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |