CN218551833U - Quick-release backrest chair - Google Patents
Quick-release backrest chair Download PDFInfo
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- CN218551833U CN218551833U CN202222979135.XU CN202222979135U CN218551833U CN 218551833 U CN218551833 U CN 218551833U CN 202222979135 U CN202222979135 U CN 202222979135U CN 218551833 U CN218551833 U CN 218551833U
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- connecting rod
- quick
- frame
- bayonet
- release
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Abstract
The utility model discloses a quick detach back chair, the both sides of back frame are equallyd divide and do not are provided with the handrail frame, the bottom of two handrail frames is connected through preceding connecting rod and back connecting rod, preceding connecting rod interval sets up the front side at the back connecting rod, link assembly is installed respectively to the both sides of back frame, the connecting rod mounting bracket is all installed to the lower part of every link assembly, the front end demountable installation of every connecting rod mounting bracket is in the front on the connecting rod and the rear end demountable installation of this connecting rod mounting bracket on the connecting rod of back, the place face of preceding connecting rod is provided with the contained angle with between the place face of back connecting rod. The technical effects achieved are as follows: the deformation and torsion of the furniture in all directions are limited by optimizing the connecting direction between the connecting rods, so that the strength and rigidity of the furniture framework are ensured; the bending directions of the two ends of the front connecting rod and the rear connecting rod form a certain angle and are fixed with the bases on the two sides; the base planes on the two sides are guaranteed not to deform and twist obviously under the condition of being stressed in all directions, and the integral structural strength and rigidity are guaranteed.
Description
Technical Field
The utility model relates to a back chair technical field, concretely relates to quick detach back chair.
Background
The sofa is one of common furniture used by people in daily life, the existing sofa is often of an integrated structure, and even if the sofa can be disassembled, the sofa is installed by adopting a mortise and tenon structure, a screw connection structure and the like; the main defects are as follows: the volume is large, the weight is heavy, and the packaging and transportation can not be carried out by dismounting; in addition, the quick-release furniture is easy to deform and twist in all directions in the process of fixing the two middle connecting rods.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a quick-release backrest chair, which solves the above problems in the prior art.
In order to achieve the above object, the present invention provides the following technical solutions:
according to a first aspect of the utility model, a quick-release backrest chair comprises a handrail frame, a backrest frame, a connecting rod assembly, a connecting rod mounting frame, a front connecting rod, a rear connecting rod and a vertical connecting pipe; equally divide equally the both sides of back frame and do not be provided with handrail frame, two the bottom of handrail frame is passed through preceding connecting rod with the back connecting rod is connected, preceding connecting rod interval sets up the front side of back connecting rod, install respectively the both sides of back frame link assembly, every link assembly's lower part is all installed connecting rod mounting bracket, every the front end demountable installation of connecting rod mounting bracket is in just this on the preceding connecting rod the rear end demountable installation of connecting rod mounting bracket is in on the back connecting rod, the place face of preceding connecting rod with be provided with the contained angle between the place face of back connecting rod.
Furthermore, the handrail frame further comprises vertical connecting pipes, the vertical connecting pipes are arranged in the middle of the handrail frame, and the two ends of the front connecting rod are correspondingly detachably connected to the two vertical connecting pipes respectively.
Further, the front connecting rod and the rear connecting rod are both of a U-shaped bending structure or a C-shaped bending structure.
Further, first calabash bayonet socket has been seted up to the front end of connecting rod mounting bracket, the second calabash bayonet socket has been seted up to the rear end of connecting rod mounting bracket, first calabash bayonet socket with the connection can be dismantled to the front connecting rod, the second calabash bayonet socket with the connection can be dismantled to the back connecting rod.
Further, preceding calabash bayonet socket has all been seted up to two branches of preceding connecting rod, preceding connecting rod tip preceding calabash bayonet socket with vertical connecting pipe can dismantle the connection.
Further, still include side installed part, side installed part is installed the lower limb top of handrail frame, the branch end of back connecting rod with side installed part is dismantled and is connected.
Further, back calabash bayonet socket has all been seted up to two branches of back connecting rod, back connecting rod tip back calabash bayonet socket with the connection can be dismantled to the side installed part.
Further, the included angle between the surface where the front connecting rod is located and the surface where the rear connecting rod is located is 90 degrees.
Further, the seat plate frame also comprises a seat plate frame, wherein one connecting rod assembly is detachably connected with one side face of the seat plate frame, and the other connecting rod assembly is detachably connected with the other side face of the seat plate frame.
Furthermore, the first hoist bayonet, the second hoist bayonet, the front hoist bayonet and the rear hoist bayonet are all hoist holes with the same size.
The utility model has the advantages of as follows: the deformation and torsion of the furniture in all directions are limited by optimizing the connecting direction between the connecting rods, so that the strength and rigidity of the furniture framework are ensured; the bending directions of the two ends of the front connecting rod and the rear connecting rod form a certain angle and are fixed with the bases on the two sides; the base planes on the two sides are guaranteed not to deform and twist obviously under the condition of being stressed in all directions, and the integral structural strength and rigidity are guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a perspective view of a quick release chair according to some embodiments of the present invention.
Fig. 2 is a partial perspective view of a quick release chair according to some embodiments of the present invention.
Fig. 3 is a partial plan view of a quick release chair according to some embodiments of the present invention.
Fig. 4 is a front view of a quick release chair according to some embodiments of the present invention.
Fig. 5 is a top view of a quick release chair according to some embodiments of the present invention.
Fig. 6 is a side view of a quick release chair according to some embodiments of the present invention.
In the figure: 1. handrail frame, 2, back frame, 3, link assembly, 4, bedplate frame, 5, connecting rod mounting bracket, 6, preceding connecting rod, 7, back connecting rod, 8, vertical connecting pipe, 9, side installed part, 10, first calabash bayonet socket, 11, second calabash bayonet socket, 12, preceding calabash bayonet socket, 13, back calabash bayonet socket.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
Example 1
As shown in fig. 1 to 6, a quick release backrest chair in an embodiment of a first aspect of the present invention includes a armrest frame 1, a backrest frame 2, a connecting rod assembly 3, a connecting rod mounting bracket 5, a front connecting rod 6, a rear connecting rod 7, and a vertical connecting pipe 8; the both sides of back frame 2 are equallyd divide and are do not provided with handrail frame 1, the bottom of two handrail frames 1 is connected through preceding connecting rod 6 and back connecting rod 7, preceding connecting rod 6 interval sets up the front side at back connecting rod 7, link assembly 3 is installed respectively to the both sides of back frame 2, connecting rod mounting bracket 5 is all installed to the lower part of every link assembly 3, the front end demountable installation of every connecting rod mounting bracket 5 is in the front on connecting rod 6 and the rear end demountable installation of this connecting rod mounting bracket 5 is on back connecting rod 7, be provided with the contained angle between the face of place of preceding connecting rod 6 and the face of place of back connecting rod 7.
In the above embodiment, it should be noted that the plane of the front link 6 refers to a central symmetric plane of the front link 6, the plane of the rear link 7 refers to a central symmetric plane of the rear link 7, and the two planes are set to have an included angle, so that the front link 6 and the rear link 7 are fixed in two different directions, and thus the integral structure is prevented from generating unidirectional displacement and deformation and torsion, and both the front link 6 and the rear link 7 are of a structure formed by bending rectangular steel pipes; the connecting rod assembly 3 of the present embodiment refers to a connecting rod transmission assembly for driving the seat to move by the backrest frame 2, and the armrest frame 1 is a rectangular frame structure.
The technical effects achieved by the above embodiment are as follows: the deformation and torsion of the furniture in all directions are limited by optimizing the connecting direction between the connecting rods, so that the strength and rigidity of the furniture framework are ensured; the bending directions of the two ends of the front connecting rod and the rear connecting rod form a certain angle and are fixed with the bases on the two sides; the base planes on the two sides are guaranteed not to deform and twist obviously under the condition of being stressed in all directions, and the integral structural strength and rigidity are guaranteed.
Example 2
As shown in fig. 1 to 6, a quick release chair includes all the contents of embodiment 1, and in addition, includes a vertical connecting pipe 8, the vertical connecting pipe 8 is vertically disposed in the middle of the armrest frame 1, two ends of the front connecting rod 6 are detachably connected to the two vertical connecting pipes 8, and the vertical connecting pipes 8 can be made of stainless steel pipes.
Optionally, the front connecting rod 6 and the rear connecting rod 7 are both U-shaped bent structures or C-shaped bent structures, in addition, the front connecting rod 6 and the rear connecting rod 7 can also be in other shapes, and the front connecting rod 6 and the rear connecting rod 7 are both formed by bending rectangular steel pipes.
The technical effects achieved by the above embodiment are as follows: through setting up vertical connecting pipe 8, increase overall structure rigidity and do benefit to the installation of front connecting rod 6.
Example 3
As shown in fig. 1 to 6, a quick release backrest chair includes the whole contents of embodiment 2, in addition, a first block bayonet 10 is opened at the front end of a connecting rod mounting bracket 5, a second block bayonet 11 is opened at the rear end of the connecting rod mounting bracket 5, the first block bayonet 10 is detachably connected with a front connecting rod 6, and the second block bayonet 11 is detachably connected with a rear connecting rod 7.
Optionally, the two branches of the front connecting rod 6 are both provided with a front gourd bayonet 12, and the front gourd bayonet 12 at the end of the front connecting rod 6 is detachably connected with the vertical connecting pipe 8.
Optionally, the handrail device further comprises a side mounting piece 9, wherein the side mounting piece 9 is mounted on the top of the lower edge of the handrail frame 1, and the branch end of the rear connecting rod 7 is detachably connected with the side mounting piece 9.
Optionally, back calabash bayonet 13 has all been seted up to two branches of back connecting rod 7, and the back calabash bayonet 13 and the side installed part 9 of back connecting rod 7 tip are detachable to be connected.
For example, the first gourd bayonet 10, the second gourd bayonet 11, the front gourd bayonet 12, and the rear gourd bayonet 13 are all gourd holes having the same size, the gourd hole refers to a hole having a shape similar to a gourd, and specifically includes a large round hole and a small round hole which are communicated with each other, when the gourd-shaped hole is installed, the large round hole is sleeved on the pin shaft connecting piece, and then the small round hole is moved to be clamped on the connecting piece such as the pin shaft.
The technical effects achieved by the above embodiment are as follows: through setting up the calabash hole, realized the quick dismantlement and the installation of each spare part, reduced the degree of difficulty of transport, saved packing space.
Example 4
As shown in fig. 1 to 6, a quick release chair includes the whole content of embodiment 3, besides, for example, the included angle between the surface where the front link 6 is located and the surface where the rear link 7 is located is 90 °, and the included angle between the surface where the front link 6 is located and the surface where the rear link 7 is located can be set to other degrees.
The technical effects achieved by the above embodiment are as follows: the included angle between the surface where the front connecting rod 6 is located and the surface where the rear connecting rod 7 is located is 90 degrees, the installation is convenient and fast, and the stability is good.
Example 5
As shown in fig. 1 to 6, a quick release chair includes the whole content of embodiment 4, in addition, it further includes a seat plate frame 4, wherein one connecting rod assembly 3 is detachably connected with one side surface of the seat plate frame 4, and the other connecting rod assembly 3 is detachably connected with the other side surface of the seat plate frame 4.
The technical effects achieved by the above embodiment are as follows: by providing the seat frame 4, an effective supporting function is provided for the seat.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
Claims (10)
1. A quick-release backrest chair is characterized by comprising a handrail frame (1), a backrest frame (2), a connecting rod assembly (3), a connecting rod mounting rack (5), a front connecting rod (6), a rear connecting rod (7) and a vertical connecting pipe (8); the both sides of back frame (2) are equallyd divide and are provided with handrail frame (1), two the bottom of handrail frame (1) is passed through preceding connecting rod (6) with back connecting rod (7) are connected, preceding connecting rod (6) interval sets up the front side of back connecting rod (7), install respectively the both sides of back frame (2) link assembly (3), every link assembly (3) the lower part is all installed connecting rod mounting bracket (5), every the front end demountable installation of connecting rod mounting bracket (5) is in preceding connecting rod (6) is last and this the rear end demountable installation of connecting rod mounting bracket (5) be in on back connecting rod (7), preceding connecting rod (6) the place face with be provided with the contained angle between the place face of back connecting rod (7).
2. The quick-release chair according to claim 1, further comprising a vertical connecting pipe (8), wherein the vertical connecting pipe (8) is vertically disposed in the middle of the armrest frame (1), and two ends of the front connecting rod (6) are detachably connected to the two vertical connecting pipes (8) correspondingly.
3. The quick-release backrest chair according to claim 2, wherein the front connecting rod (6) and the rear connecting rod (7) are both of U-shaped bent structure or C-shaped bent structure.
4. The quick-release backrest chair according to claim 3, wherein a first gourd bayonet (10) is opened at the front end of the connecting rod mounting rack (5), a second gourd bayonet (11) is opened at the rear end of the connecting rod mounting rack (5), the first gourd bayonet (10) is detachably connected with the front connecting rod (6), and the second gourd bayonet (11) is detachably connected with the rear connecting rod (7).
5. The quick-release backrest chair according to claim 4, wherein the two branches of the front connecting rod (6) are provided with front block bayonets (12), and the front block bayonets (12) at the end of the front connecting rod (6) are detachably connected with the vertical connecting pipe (8).
6. The quick release chair according to claim 5, further comprising a side mounting member (9), wherein the side mounting member (9) is mounted on top of the lower edge of the armrest frame (1), and the branch end of the rear link (7) is detachably connected to the side mounting member (9).
7. The quick-release backrest chair according to claim 6, wherein two branches of the rear connecting rod (7) are provided with rear gourd bayonets (13), and the rear gourd bayonets (13) at the end of the rear connecting rod (7) are detachably connected with the side mounting pieces (9).
8. A quick release chair according to claim 7, characterized in that the angle between the plane of the front link (6) and the plane of the rear link (7) is 90 °.
9. The quick release chair according to claim 8, further comprising a seat plate frame (4), wherein one of the link assemblies (3) is detachably connected to one side of the seat plate frame (4), and the other link assembly (3) is detachably connected to the other side of the seat plate frame (4).
10. The quick-release backrest chair according to claim 9, wherein the first block bayonet (10), the second block bayonet (11), the front block bayonet (12) and the rear block bayonet (13) are all block holes with the same size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222979135.XU CN218551833U (en) | 2022-11-09 | 2022-11-09 | Quick-release backrest chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222979135.XU CN218551833U (en) | 2022-11-09 | 2022-11-09 | Quick-release backrest chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218551833U true CN218551833U (en) | 2023-03-03 |
Family
ID=85323767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222979135.XU Active CN218551833U (en) | 2022-11-09 | 2022-11-09 | Quick-release backrest chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218551833U (en) |
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2022
- 2022-11-09 CN CN202222979135.XU patent/CN218551833U/en active Active
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