CN219680147U - Rear mounting structure for back-chasing chair - Google Patents
Rear mounting structure for back-chasing chair Download PDFInfo
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- CN219680147U CN219680147U CN202320743364.3U CN202320743364U CN219680147U CN 219680147 U CN219680147 U CN 219680147U CN 202320743364 U CN202320743364 U CN 202320743364U CN 219680147 U CN219680147 U CN 219680147U
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- rear mounting
- chair
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- 239000011159 matrix material Substances 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims abstract description 3
- 230000008859 change Effects 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000036544 posture Effects 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses a rear mounting structure for a back chasing chair, which comprises a rear mounting base body and a back connecting piece; the back connecting piece is arranged in the rear mounting base body in a sliding manner along the front-rear direction, and an elastic adjusting piece arranged along the front-rear direction is arranged between the back connecting piece and the rear mounting base body; the rear mounting base comprises a base and a mounting component which is positioned on the same vertical plane with the base; and the rear end of the base is provided with an extension part extending to the rear of the installation part, and the tail end of the elastic adjusting piece is accommodated in the extension part. The extension part is arranged to change the phase and increase the accommodating space of the rear mounting matrix; when the chair back is adjusted, the rearmost position of the chair back can be close to the rear mounting base body as much as possible.
Description
Technical Field
The utility model relates to the field of seats, in particular to a rear mounting structure for a back-chasing chair.
Background
The child chair is an indispensable tool in leisure, reading and writing of children in family at ordinary times at present, and generally has the functions of stable structure, comfortable riding, convenient movement and the like. Furthermore, the structure of current children's chair is usually that seat support and back of the chair are all installed on fore-and-aft chair pole for seat support and back of the chair can be followed this chair pole and go up and down to adjust, can be according to child's height or user demand to seat support, back of the chair height.
In the practical use process of the chair, because different people have different sitting postures or children have different demands on the chair back when using the chair, for example, children with high heights generally need the chair back to a little back due to the shape, so that the children with low heights can have more space on the seat plate, and the children with low heights can not naturally bend when sitting on the chair and lean against the chair back due to the small shape, so that the children sit for a long time, and then the children need the chair back to be a little forward.
In view of the above, there is a back-following chair in which the back of the chair is adjustable back and forth, the back-following chair is provided with a back-following adjusting mechanism between the back of the chair and a rear mounting base body connected with a chair rod, and the back-following adjusting mechanism generally comprises a gas spring or a gas rod arranged in the front-rear direction; so that the chair back can be stably adjusted back and forth. However, the existing rear mounting base for connection to the chair pole is substantially small in size and is configured for telescoping the chair pole. So that the back-tracking adjusting mechanism often occupies too much space at the front end of the rear mounting matrix; therefore, even when the chair back is positioned at the rearmost position, the back-following adjusting mechanism is still separated between the chair back and the rear mounting base body, so that the chair back cannot be adjusted to a very rear position, and the chair cannot leave enough seat depth space, and is limited in use.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a rear mounting structure for a back-chasing chair; a gas spring is arranged between the back connecting piece and the rear mounting base body, and an extension part extending out of the rear of the mounting part is correspondingly arranged at the rear end of the rear mounting base body, so that the accommodating space of the rear mounting base body is increased in phase change; the rear end of the air spring is accommodated in the extension part, so that the rearmost position of the air spring can be close to the rear mounting base body as much as possible when the chair back is adjusted.
The technical scheme of the utility model is realized as follows:
a rear mounting structure for a back-chasing chair comprises a rear mounting base and a back connecting piece; the back connecting piece is arranged in the rear mounting base body in a sliding manner along the front-rear direction, and an elastic adjusting piece arranged along the front-rear direction is arranged between the back connecting piece and the rear mounting base body; the rear mounting base comprises a base and a mounting component which is positioned on the same vertical plane with the base; and the rear end of the base is provided with an extension part extending to the rear of the installation part, and the tail end of the elastic adjusting piece is accommodated in the extension part.
Preferably, the mounting component is a chair rod sleeve respectively connected to the left side and the right side of the base; the extension protrudes rearward from the chair stem sleeve. The rear mounting base is adapted for use in a dual-bar construction seat, and the extension does not interfere with the mounting of the rear mounting base.
Preferably, the mounting member is a longitudinal connector extending downwardly from the base, and the extension extends rearward of the longitudinal connector. The rear mounting matrix is also applicable to the conventional seats without the chair rod; wherein, the back support which extends upwards is arranged at the back end of the chair seat, and the longitudinal connecting piece is in plug-in fit with the back support.
Preferably, the extension part is of an internal hollow structure and is integrally formed with the base. Simple structure and convenient manufacture.
Preferably, the elastic adjusting member is a gas spring arranged in the front-rear direction; the rear end of the gas spring is inserted into and connected to the extension. The adjusting force is uniform in the back and front adjusting process.
Preferably, the extension extends back from the base between 5cm and 15 cm.
The design starting point, the idea and the beneficial effects of the utility model adopting the technical scheme are as follows:
according to the rear mounting structure for the back-chasing chair, the air spring is arranged between the back connecting piece and the rear mounting base body, so that the back of the chair is regulated smoothly, and the regulating force is uniform; in addition, an extension part which extends backwards is further arranged at the rear end of the rear mounting base body, so that the accommodating space of the rear mounting base body with increased phase change is formed, and the rear end of the gas spring can be accommodated in the rear mounting base body; when the air spring is regulated to shrink, the front end of the air spring can be completely shrunk in the rear mounting base body, so that the back connecting piece is also completely accommodated in the rear mounting base body; the back end of the chair back can be close to the back mounting base body to the greatest extent, and then the position of the chair back can be as back as possible so as to reserve enough sitting depth space.
Drawings
FIG. 1 is a schematic perspective view showing the back connector of the present utility model in embodiment 1;
FIG. 2 is a schematic perspective view showing the back connector retracted in the rear mounting base in embodiment 1 of the present utility model;
FIG. 3 is a schematic perspective view showing the back connector and the rear mounting base mated in embodiment 1 of the present utility model;
FIG. 4 is a schematic perspective view showing the structure of the gas spring connected in the extension part in embodiment 1 of the present utility model;
fig. 5 is a schematic perspective view showing the rear mounting base applied to a seat in example 2 of the present utility model.
The reference numerals are as follows: a rear mounting base 1; a base 101; a back connector 2; an elastic regulating member 3; a chair rod sleeve 4; an extension 5; a longitudinal connecting member 6; a back support 7.
Description of the embodiments
In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than those described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.
In the description of the present utility model, the term "at least one" refers to one or more, unless explicitly defined otherwise. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The specific embodiments of the present utility model are as follows:
example 1: as shown in fig. 1 to 4, the present utility model provides a rear mounting structure for a back-chasing chair, comprising a rear mounting base 1 at the rear end, a back connector 2; wherein the front end of the back connecting piece 2 is used for being connected with the chair back; the back connecting piece 2 is arranged in the rear mounting base body 1 in a sliding manner along the front-rear direction so as to realize a back-following adjusting function; and an elastic adjusting piece 3 for realizing the elastic adjustment of the chair back is further arranged between the back connecting piece 2 and the rear mounting base body 1, so that the adjustment of the chair back is smooth.
Specifically: as shown in fig. 1 and 2, the rear mounting base 1 includes a base 101 and a mounting member disposed on the same vertical plane as the base 101; wherein the mounting parts are chair rod sleeves 4 arranged at the left side and the right side of the base 101 in a mirror image mode, so that the rear mounting base body 1 is suitable for a chair with a double-rod structure; the seat rod sleeve 4 is sleeved in the longitudinal seat rod, and then the back connecting piece 2 is arranged in the base 101 in a sliding way, so that the assembly of the rear mounting base body 1 can be completed.
The emphasis is on: as shown in fig. 3-4, the elastic adjusting member 3 is a gas spring arranged in the rear mounting base 1 and the back connecting member 2 along the front-rear direction, so that the back of the chair has good damping hand feeling and uniform adjusting force in the front-rear adjusting process. Correspondingly, the rear end of the mounting base body 1 is also provided with an extension part 5 which extends backwards to the rear of the chair rod sleeve 4, and the extension part 5 is of an internal hollow structure and is integrally formed with the base 101; and the extension part 5 extends backwards from the base 101 to a length of between 5cm and 15 cm; the specific method is as follows: as shown in fig. 4, the rear end of the gas spring extends into and is connected in the extension 5; by providing the extension 5, the mounting position of the gas spring can be made as far back as possible; and enables the rear mounting base 1 to accommodate the back connector 2; as shown in fig. 2, when the gas spring is contracted, the front end of the gas spring can be completely contracted in the rear mounting base 1, so that the back connector 2 is also completely accommodated in the rear mounting base 1; so that the rear end of the seatback can be maximally close to the rear mounting base 1.
Then, the air spring is arranged between the back connecting piece 2 and the rear mounting base body 1, so that the chair back is regulated smoothly; the extension part 5 is further arranged at the rear end of the rear mounting base body 1, so that the accommodating space of the rear mounting base body 1 with increased phase change is provided, the gas spring can be accommodated in the rear mounting base body 1, and the front end of the gas spring cannot exceed the rear mounting base body 1 when the gas spring is contracted; therefore, when the chair back is adjusted, the position of the chair back can be as back as possible so as to reserve enough sitting depth space.
Example 2: as shown in fig. 5, this embodiment is different from embodiment 1 in that: the mounting component is a longitudinal connecting piece 6 which extends downwards from the base 101, so that the rear mounting base body 1 is applicable to a seat without a seat rod in a conventional manner; wherein, a back support 7 extending upwards is arranged at the rear end of the chair seat, and the longitudinal connecting piece 6 is in plug-in fit with the back support 7; the extension 5 protrudes behind the longitudinal connection 6.
The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.
Claims (6)
1. A rear mounting structure for a chasing chair, characterized in that: comprises a rear mounting matrix and a back connecting piece; the back connecting piece is arranged in the rear mounting base body in a sliding manner along the front-rear direction, and an elastic adjusting piece arranged along the front-rear direction is arranged between the back connecting piece and the rear mounting base body; the rear mounting base comprises a base and a mounting component which is positioned on the same vertical plane with the base; and the rear end of the base is provided with an extension part extending to the rear of the installation part, and the tail end of the elastic adjusting piece is accommodated in the extension part.
2. The rear mounting structure for a back-rest chair according to claim 1, wherein: the mounting component is a chair rod sleeve respectively connected to the left side and the right side of the base; the extension protrudes rearward from the chair stem sleeve.
3. The rear mounting structure for a back-rest chair according to claim 1, wherein: the mounting part is a longitudinal connecting piece which extends downwards from the base, and the extension part extends out of the rear of the longitudinal connecting piece.
4. The rear mounting structure for a back-rest chair according to claim 1, wherein: the extension part is of an internal hollow structure and is integrally formed with the base.
5. The rear mounting structure for a back-rest chair according to claim 1 or 4, wherein: the elastic adjusting piece is a gas spring arranged along the front-back direction; the rear end of the gas spring is inserted into and connected to the extension.
6. The rear mounting structure for a back-rest chair according to claim 1, wherein: the extension part extends backwards from the base and has a length of 5cm-15 cm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2023204756633 | 2023-03-08 | ||
| CN202320475663 | 2023-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219680147U true CN219680147U (en) | 2023-09-15 |
Family
ID=87944379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320743364.3U Active CN219680147U (en) | 2023-03-08 | 2023-03-31 | Rear mounting structure for back-chasing chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219680147U (en) |
-
2023
- 2023-03-31 CN CN202320743364.3U patent/CN219680147U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |