CN213993031U - Hinge mechanism and sofa - Google Patents
Hinge mechanism and sofa Download PDFInfo
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- CN213993031U CN213993031U CN202022771392.5U CN202022771392U CN213993031U CN 213993031 U CN213993031 U CN 213993031U CN 202022771392 U CN202022771392 U CN 202022771392U CN 213993031 U CN213993031 U CN 213993031U
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Abstract
The utility model discloses a hinge mechanism belongs to connecting piece technical field, a hinge mechanism, including first hinge, second hinge, pivot and apron, the one end through connection of first hinge has the pivot, swing joint has the second hinge through the pivot runs through swing joint in first hinge one end middle part, one side of apron is provided with the draw-in groove, the draw-in groove matches joint second hinge, it is provided with the connecting hole all to correspond on second hinge and the apron, the both sides of first hinge and apron all are provided with the mounting hole of symmetry. The beneficial effects of the utility model a sofa body and sofa head back cushion are connected respectively with the apron to the second hinge of beneficial effect, can realize corresponding adapting unit's quick installation, and the face fixedly connected with spacer pin is connected to first hinge, and the spacer pin provides more stable connection effect, avoids the removal of first hinge on the perpendicular simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the connecting piece, concretely relates to the hinge mechanism and sofa.
Background
Along with the improvement of living standard, the requirement of a user on the comfort level of a home is higher and higher, the applicability of a multifunctional sofa is the first place for a family, the multifunctional sofa usually has the functions of headrest part angle adjustment and leg stretching, in order to realize the angle adjustment of the headrest part, a motor and a motor steel frame are usually arranged at the headrest part, the angle adjustment of the headrest part is driven through the adjustment of the motor, the weight of the motor steel frame is usually four kilograms to five kilograms, the motor steel frame is required to be provided with the sofa in the installation process, the installation is more strenuous, in addition, in the use process, the noise in the angle adjustment process of the steel frame is larger (the noise in the steel frame adjustment process and the noise driven by the motor), in addition, the steel frame is usually rigidly connected, in the adjustment process, the adjustment comfort level is relatively poorer, and the sofa is similar, the cost of the motor, the steel frame structure and the like is relatively high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hinge mechanism and sofa to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hinge mechanism, includes first hinge, second hinge, pivot, wherein, be provided with first pivot cover on the first hinge, first pivot cover is provided with first pivot cover end and second pivot cover end, the tip of second hinge is provided with second pivot cover, and first pivot cover end, second pivot cover end combine second pivot cover to form the matching the pivot cover of pivot, pivot detachably set up in the pivot cover so that the second hinge with the pivot is rotatory as the fulcrum.
Preferably, the hinge mechanism further comprises a cover plate, and a clamping groove matched with the second hinge is formed in the cover plate.
Preferably, in the hinge mechanism, the second hinge and the cover plate are correspondingly provided with connecting holes, and the two sides of the first hinge and the cover plate are provided with symmetrical mounting holes.
Preferably, in the hinge mechanism, the connecting surface of the first hinge is fixedly connected with a limiting pin, the limiting pin is arranged on the central symmetrical surface of the first hinge, and the opening and closing angle of the first hinge and the second hinge is 0-120 °.
Preferably, in the hinge mechanism, the second hinge has a trapezoidal section.
Preferably, in the hinge mechanism, the connecting holes are formed in the second hinge and the cover plate in a plurality, and the connecting holes are distributed in a triangular shape.
On the other hand, the utility model discloses provide a sofa again, wherein: the sofa comprises a sofa body and further comprises any hinge mechanism, the first hinge is fixedly connected with one side of the sofa body, which faces to a head back cushion, of the cover plate is connected with a head back cushion plate of the sofa, the head back cushion plate of the sofa is connected with the sofa body through an elastic element, an air bag is connected between the sofa body and the head back cushion of the sofa, one side of the air bag is connected with an air valve, and one end of the air valve is connected with an air pump.
Preferably, the sofa as described above, wherein: the air valve conducts or exhausts air flow inside in a one-way mode.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the articulated mechanism includes first hinge, the second hinge, pivot and apron, first hinge passes through pivot swing joint with the second hinge, the inside draw-in groove that sets up of apron, second hinge and apron joint cooperation, connecting hole construction bolt on second hinge and the apron, carry out fixed mounting through the bolt in the connecting hole, sofa body and sofa head back cushion are connected respectively with the apron to the second hinge, can realize corresponding adapting unit's quick installation, the face fixedly connected with spacer pin is connected to first hinge, the spacer pin provides more stable connection effect, avoid the removal of first hinge on the perpendicular simultaneously. In the installation process, the first hinge and the second hinge are fixed separately and are connected through the rotating shaft, the installation process is simple, the motor steel frame is omitted through the hinges, and the weight of the sofa is greatly reduced.
(2) The air bag is connected with one side of the sofa body, the air bag supplies air through the air pump, the angle adjustment is carried out on the headrest of the sofa head during the expansion of the air bag, the spring provides resilience force, the air bag contracts, the spring pulls back the headrest of the sofa head, the spring limits the headrest of the sofa head simultaneously, the adjustment is convenient, the noise generated by the adjustment of the movable part by the traditional motor assembly is avoided, the finished product is reduced, and the integral comfort level of the sofa is improved.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the hinge mechanism of the present invention;
FIG. 2 is a front view of the hinge mechanism of the present invention;
FIG. 3 is a side view of the hinge mechanism of the present invention;
FIG. 4 is a schematic view of the sofa of the present invention;
FIG. 5 is a schematic side view of the sofa of the present invention;
fig. 6 is a schematic top view of the sofa of the present invention.
In the figure: 1. a first hinge; 2. a second hinge; 3. a rotating shaft; 4. a spacing pin; 5. mounting holes; 6. a cover plate; 7. a card slot; 8. connecting holes; 9. a sofa body; 10. a headrest for the head of the sofa; 11. a spring; 12. an air bag; 13. an air valve; 14. an air pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-6, the utility model provides a hinge mechanism, including first hinge 1, second hinge 2, pivot 3 and apron 6, the one end through connection of first hinge 1 has pivot 3, and 1 one end middle part of first hinge has second hinge 2 through 3 through swing joint of pivot, and one side of apron 6 is provided with draw-in groove 7, and draw-in groove 7 matches joint second hinge 2, all corresponds on second hinge 2 and the apron 6 and is provided with connecting hole 8, and the both sides of first hinge 1 and apron 6 all are provided with the mounting hole 5 of symmetry.
In this embodiment, furthermore, the connecting surface of the first hinge 1 is fixedly connected with the limit pin 4, the limit pin 4 is arranged on the central symmetrical plane of the first hinge 1, the opening and closing angle between the first hinge 1 and the second hinge 2 is 0-120 °, the limit pin 4 fixed on the connecting surface of the first hinge 1 can be clamped and limited, a more stable connecting effect is provided after the first hinge 1 is connected, meanwhile, the first hinge 1 is prevented from moving on the vertical surface, the first hinge 1 and the second hinge 2 have an opening and closing angle of 0-120 °, a larger angle adjustment range can be provided, and the application range is wide.
In this embodiment, furtherly, second hinge 2's cross-section is trapezoidal setting, and second hinge 2 insert the end and draw-in groove 7 phase-match, through the second hinge 2 that trapezoidal cross-section set up, in the draw-in groove 7 is gone into to the 2 front ends of the second hinge of being convenient for card, improves the convenience of installation.
In this embodiment, furtherly, connecting hole 8 is a plurality of settings on second hinge 2 and apron 6, and a plurality of connecting holes 8 are triangular distribution, and a plurality of connecting holes 8 can let second hinge 2 and apron 6 be connected more stably, and triangular distribution's connecting hole 8 atress is more even stable, improves the stable effect of connection.
A sofa comprises a hinge mechanism and a sofa body 9, the hinge mechanism comprises a first hinge 1, a second hinge 2, a rotating shaft 3 and a cover plate 6, one end of the first hinge 1 is connected with the rotating shaft 3 in a penetrating way, the middle part of one end of the first hinge 1 is movably connected with the second hinge 2 in a penetrating way through the rotating shaft 3, one side of the cover plate 6 is provided with a clamping groove 7, the clamping groove 7 is matched and clamped with the second hinge 2, the second hinge 2 and the cover plate 6 are correspondingly provided with connecting holes 8, two sides of the first hinge 1 and the cover plate 6 are respectively provided with symmetrical mounting holes 5, the first hinge 1 is arranged at one side of the sofa body 9 through a bolt connected with the mounting holes 5, the cover plate 6 is connected with a sofa head headrest 10, the two hinge mechanisms are arranged, two sides of the sofa head headrest 10 are both connected with springs 11, the other ends of the two springs 11 are connected with the sofa body 9, one side of the sofa body 9 is fixedly connected with an air bag 12, one side of the air bag 12 is connected with an air valve 13, and one end of the air valve 13 is connected with an air pump 14.
Set up sofa head back cushion 10 in sofa body 9 one side, apron 6 is connected to sofa head back cushion 10 one side, second hinge 2 movable mounting joint is in apron 6, sofa body 9 one side is through hinge mechanism swing joint sofa head back cushion 10, the spring 11 of symmetry is connected to sofa head back cushion 10 both sides, sofa body 9 one side is connected with air bag 12, air bag 12 carries out the air feed through air pump 14, carry out angle adjustment to sofa head back cushion 10 when air bag 12 inflation, spring 11 provides the resilience force, when air bag 12 contracts, spring 11 pullbacks sofa head back cushion 10, spring 11 carries out spacingly to sofa head back cushion 10 simultaneously, it is convenient to adjust, and avoid traditional motor element to adjust the noise that produces movable part, reduce the production finished product simultaneously, improve the holistic comfort level of sofa.
In this embodiment, further, the headrest portion of the sofa body 9 is provided with a groove matched with the headrest for the sofa head 10, two hinge mechanisms on one side of the headrest for the sofa head 10 are symmetrically arranged, the headrest for the sofa head 10 can be embedded into one side of the sofa body 9, excessive protrusion when the headrest for the sofa head 10 is attached to the sofa body 9 is avoided, the groove inside the sofa body 9 can be used for installing components, and the two hinge mechanisms on one side of the headrest for the sofa head 10 can provide stable support and provide movable connection, so that connection is stable.
In this embodiment, the air valve 13 is further configured to conduct or exhaust the internal air flow in a single direction, the air valve 13 controls the internal conducted air flow, the internal air flow of the air valve 13 is conducted in a single direction to maintain the pressure inside the air bag 12, and when the pressure needs to be relieved to the air bag 12, the air valve 13 exhausts the internal air to achieve the purpose of adjusting the angle.
The utility model discloses a theory of operation and use flow: when the device is used, one side of a sofa body 9 is movably connected with a headrest 10 of the head of the sofa through a hinge mechanism, the hinge mechanism comprises a first hinge 1, a second hinge 2, a rotating shaft 3 and a cover plate 6, the first hinge 1 is movably connected with the second hinge 2 through the rotating shaft 3, a clamping groove 7 is arranged inside the cover plate 6, the second hinge 2 is clamped with the clamping groove 7, the second hinge 2 can be clamped and installed with the cover plate 6 through a connecting hole 8, the cover plate 6 is connected with the headrest 10 of the head of the sofa, one side of the sofa body 9 is connected with the first hinge 1, the convenient and quick installation of the headrest 10 of the head of the sofa can be realized through the clamping and installation of the second hinge 2 and the cover plate 6, the first hinge 1 and the second hinge 2 provide an opening and closing angle of 0-120 degrees, one side of the first hinge 1 is fixedly connected with a limiting pin 4 for clamping and limiting, the first hinge 1 provides a more stable connecting effect after being connected, meanwhile, the first hinge 1 is prevented from moving on a vertical surface, one side of the sofa body 9 is connected with an air bag 12, the surface of the air bag 12 is in contact with the sofa head back cushion 10, symmetrical springs 11 are connected to two sides of the sofa head back cushion 10, one side of the sofa body 9 is connected with the air bag 12, the air bag 12 supplies air through an air pump 14, the angle of the sofa head back cushion 10 is adjusted when the air bag 12 expands, the springs 11 provide resilience force, the air bag 12 contracts, the springs 11 pull back the sofa head back cushion 10, meanwhile, the springs 11 limit the sofa head back cushion 10, the adjustment is convenient and fast, noise generated by adjustment of movable parts by a traditional motor assembly is avoided, finished products are reduced simultaneously, the overall comfort level of the sofa is improved, and the use effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a hinge mechanism, includes first hinge, second hinge, pivot, its characterized in that, be provided with first pivot cover on the first hinge, first pivot cover is provided with first pivot cover end and second pivot cover end, the tip of second hinge is provided with second pivot cover, and first pivot cover end, second pivot cover end combine second pivot cover to form the matching the pivot cover of pivot, pivot detachably set up in the pivot cover so that the second hinge with the pivot is rotatory as the fulcrum.
2. A hinge mechanism according to claim 1, further comprising a cover plate, wherein a catch is provided on the cover plate to engage the second hinge.
3. A hinge mechanism according to claim 2, wherein the second hinge and the cover plate are correspondingly provided with connecting holes, and two sides of the first hinge and the cover plate are provided with symmetrical mounting holes.
4. A hinge mechanism according to claim 1, wherein: the hinge is characterized in that a limiting pin is fixedly connected to the connecting surface of the first hinge, the limiting pin is arranged on the central symmetry plane of the first hinge, and the opening and closing angle of the first hinge and the second hinge is 0-120 degrees.
5. A hinge mechanism according to claim 1, wherein: the cross section of the second hinge is in a trapezoidal arrangement.
6. A hinge mechanism according to claim 3, wherein: the connecting holes are arranged on the second hinge and the cover plate in a plurality of shapes and are distributed in a triangular shape.
7. A sofa, which is characterized in that: the hinge mechanism comprises a sofa body and further comprises the hinge mechanism as claimed in any one of claims 1 to 6, the first hinge is fixedly connected with one side, facing the head rest pillow, of the sofa body, the cover plate is connected with the head rest pillow plate of the sofa, the head rest pillow plate of the sofa is connected with the sofa body through an elastic element, an air bag is connected between the sofa body and the head rest pillow of the sofa, one side of the air bag is connected with an air valve, and one end of the air valve is connected with an air pump.
8. The sofa of claim 7, wherein: the air valve conducts or exhausts air flow inside in a one-way mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022771392.5U CN213993031U (en) | 2020-11-26 | 2020-11-26 | Hinge mechanism and sofa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022771392.5U CN213993031U (en) | 2020-11-26 | 2020-11-26 | Hinge mechanism and sofa |
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| Publication Number | Publication Date |
|---|---|
| CN213993031U true CN213993031U (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022771392.5U Active CN213993031U (en) | 2020-11-26 | 2020-11-26 | Hinge mechanism and sofa |
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| CN (1) | CN213993031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483537A (en) * | 2020-11-26 | 2021-03-12 | 上海舒井汽车系统科技有限公司 | Hinge mechanism and sofa |
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2020
- 2020-11-26 CN CN202022771392.5U patent/CN213993031U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483537A (en) * | 2020-11-26 | 2021-03-12 | 上海舒井汽车系统科技有限公司 | Hinge mechanism and sofa |
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