CN215533024U - Seat back and office chair - Google Patents
Seat back and office chair Download PDFInfo
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- CN215533024U CN215533024U CN202121407005.8U CN202121407005U CN215533024U CN 215533024 U CN215533024 U CN 215533024U CN 202121407005 U CN202121407005 U CN 202121407005U CN 215533024 U CN215533024 U CN 215533024U
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- cloth
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- tightening
- seat back
- cloth frame
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Abstract
The utility model discloses a seat backrest and an office chair adopting the seat backrest, which comprise a cloth frame and a cloth cover, wherein the cloth cover comprises a connecting part and a tightening part, the connecting part is integrally connected with the outer edge of part of the tightening part, the connecting part is provided with a connecting channel, and the cloth frame is arranged in the connecting channel in a penetrating way to tighten the tightening part. According to the seat backrest and the office chair adopting the seat backrest, the product reliability is improved and the assembly difficulty is reduced by optimizing the structure.
Description
Technical Field
The utility model relates to the technical field of tables and chairs, in particular to a seat backrest and an office chair adopting the seat backrest.
Background
The chair is a piece of furniture which is indispensable when people work and have a rest. The backrest is one of important parts on the seat, provides back support for people, provides restoring force, and improves use comfort.
Compared with an office chair with a solid backrest, the office chair with the back strap cloth cover has better comfort and air permeability. According to the traditional seat backrest, the cloth cover and the cloth frame are connected mainly in a gun nail or bonding mode.
The backrest is easy to tear and separate from the mesh cloth in the process of providing the resetting force. In addition, for providing sufficient restoring force, the cloth cover needs to be tightened on the cloth frame, tightening connection is realized by adopting a gun nail or an adhesive mode, the operation requirement on workers is higher, and the assembly difficulty is high.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the seat backrest, which has the advantages that the structure is optimized, the assembly difficulty is reduced, and the product reliability is improved.
The utility model also provides an office chair with the seat backrest.
A seat back according to an embodiment of the first aspect of the utility model includes: cloth frames; the cloth cover comprises a connecting part and a tightening part; the edge of part of the tightening part is connected to the connecting part, and the connecting part and the tightening part are integrally formed; the connecting part is provided with a connecting channel; wherein, the cloth frame is arranged in the connecting channel in a penetrating way so as to tighten the tightening part.
According to the seat back of the embodiment of the first aspect of the utility model, at least the following technical effects are achieved: the cloth frame is arranged in the connecting channel in a penetrating mode, the cloth frame is connected with the cloth sleeve, operation is simple, assembly difficulty is low, and connection reliability is high. In addition, the connecting part and the tightening part of the cloth cover are integrally connected, so that the reliability of the product is improved. Therefore, the seat backrest provided by the embodiment of the utility model improves the product reliability and reduces the assembly difficulty by optimizing the structure.
According to some embodiments of the utility model, the cloth frame further comprises a base, two ends of the base are clamped with two ends of the cloth frame, and the edge of the tightening part far away from the connecting part is connected with the base.
According to some embodiments of the utility model, the cloth cover comprises a clamping piece, the base is provided with a clamping groove, one side of the clamping piece is connected with the tightening part, one side of the clamping piece, which is far away from the tightening part, abuts against the side wall of the clamping groove, and the other side wall of the clamping groove abuts against the tightening part.
According to some embodiments of the utility model, the detent is comprised of a rubber material.
According to some embodiments of the present invention, the base includes a seat body and a locking block, the seat body is provided with a concave portion, the locking block is locked in the concave portion, and a portion of the connecting portion is disposed between the locking block and the concave portion.
According to some embodiments of the utility model, the seat further comprises a support frame for connecting the cloth frame and the seat chassis; the supporting frame is clamped with the cloth frame; the connecting portion is disposed between the support frame and the cloth frame.
According to some embodiments of the utility model, the device further comprises an auxiliary supporting piece, two ends of the auxiliary supporting piece are connected with the supporting frame, and the auxiliary supporting piece is abutted against the tightening part.
According to some embodiments of the utility model, the support frame is provided with a guide surface abutting against the cloth frame, the guide surface extending in a direction of the cloth frame.
According to some embodiments of the present invention, the cloth frame is provided with a fixing groove provided at a connection of the cloth frame and the support frame, and the connection part is nailed in the fixing groove.
An office chair according to an embodiment of the second aspect of the utility model comprises a seat back as described in the above embodiments.
The office chair according to the embodiment of the second aspect of the utility model has at least the following advantages:
adopt the seat back of the first aspect embodiment, wear to locate in the connecting channel through the cloth frame, realize being connected of cloth frame and cloth cover, easy operation, the assembly degree of difficulty is low to it is high to connect the reliability. In addition, the connecting part and the tightening part of the cloth cover are integrally connected, so that the reliability of the product is improved. Therefore, the embodiment of the utility model provides the office chair, and the product reliability is improved and the assembly difficulty is reduced by optimizing the structure.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a seat back of an embodiment of the present invention;
FIG. 2 is a schematic view of the connection between the cloth frame and the base of the seat back according to the embodiment of the present invention;
FIG. 3 is a schematic view of a cloth frame of a seat back of an embodiment of the present invention;
FIG. 4 is a schematic view of the base of a seat back of an embodiment of the present invention;
FIG. 5 is an exploded view of the base of the seat back of the embodiment of the present invention;
FIG. 6 is a schematic view of an office chair according to an embodiment of the present invention;
FIG. 7 is an exploded view of an office chair according to an embodiment of the present invention;
fig. 8 is a schematic cross-sectional view of the cloth frame and the support frame at a-a in fig. 6.
Reference numerals:
a seat back 100;
a cloth frame 200; a fixing groove 210; a cross bar 220; vertical bars 230;
a cloth cover 300; a connecting portion 310; a tightening part 320;
a base 400; a base body 410; a catch groove 411; a recess 412; a snap-fit block 420;
a support frame 500; a guide surface 510;
an auxiliary holder 600;
an office chair 700; a seat pan 710.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
A seat back 100 according to an embodiment of the present invention, and an office chair 700 employing the seat back 100 are described below with reference to fig. 1 to 8.
As shown in fig. 1 and 2, the seat back 100 according to the embodiment of the first aspect of the present invention includes a cloth frame 200 and a cloth cover 300, the cloth cover 300 includes a connecting portion 310 and a tightening portion 320, an edge of a portion of the tightening portion 320 is connected to the connecting portion 310, the connecting portion 310 is integrally formed with the tightening portion 320, the connecting portion 310 is provided with a connecting channel, and the cloth frame 200 is inserted into the connecting channel to tighten the tightening portion 320.
As shown in fig. 1 to 3, the cloth frame 200 is a ring-shaped hollow structure, and is formed by connecting a horizontal rod 220 and two vertical rods 230, and the upper ends of the two vertical rods 230 are respectively connected with two ends of the horizontal rod 220. One side of the cloth frame 200 is provided with a mounting opening, and two ends of the mounting opening are respectively one ends of the two vertical rods 230 far away from the horizontal rod 220, that is, the mounting opening of the cloth frame 200 is arranged at the lower ends of the two vertical rods 230. The cloth cover 300 is sleeved into the cloth frame 200, the cloth frame 200 is arranged at the rear of the seat chassis 710, the back of the human body abuts against the cloth cover 300 between the two vertical rods 230, and the cloth cover 300 exerts a resetting force on the back of the human body.
The shape of the tightening part 320 of the cloth cover 300 is matched with the inner ring shape of the cloth frame 200, and when the tightening part 320 is in a tightening state, the area of the tightening part 320 is the same as the inner ring area of the cloth frame 200 or slightly smaller than the area of the cloth frame 200. The connection portion 310 is connected to the outer edge of the tightening portion 320 and is disposed near the outer edge of the cloth frame 200, i.e., the tightening portion 320 is connected to the connection portion 310 near three sides of the cloth frame 200. The connecting portion 310 is a cylindrical structure, and a connecting channel is formed in the middle of the connecting portion, and the opening positions of the two ends of the connecting channel correspond to the two ends of the mounting opening of the cloth frame 200.
One end of the mounting opening of the cloth frame 200 enters the connecting channel and passes through the connecting channel to the other mounting opening of the connecting channel. The connecting portion 310 is sleeved on the cloth frame 200, the cloth frame 200 abuts against the inner wall of the connecting channel, a pulling force is applied to the tightening portion 320, the tightening portion 320 is opened and tensioned, tightening connection between the cloth cover 300 and the cloth frame 200 is achieved, operation is simple, assembling difficulty is low, the situation that the cloth cover 300 is separated from the cloth frame 200 is effectively avoided, and connection reliability is high.
In addition, the connection between the connection part 310 and the tightening part 320 of the cloth cover 300 is realized by adopting an integrally formed seamless weaving mode, so that the possibility of tearing between the connection part 310 and the tightening part 320 can be effectively reduced, and the connection reliability is improved. It is conceivable that the connection portion 310 and the tightening portion 320 are integrally connected by sewing, heat bonding, glue bonding, etc. to form a connection channel. The cloth frame 200 is arranged in the connecting channel in a penetrating mode, the cloth frame 200 is connected with the cloth cover 300, and compared with the traditional cloth cover 300 which is directly adhered or nailed to the cloth frame 200, the cloth frame 300 is higher in connection reliability.
According to the seat back 100 provided by the embodiment of the utility model, the cloth frame 200 is arranged in the connecting channel in a penetrating manner, so that the cloth frame 200 and the cloth cover 300 are connected in a tightening manner, the operation is simple, the assembly difficulty is low, the connection reliability is high, and in addition, the connecting part 310 and the tightening part 320 of the cloth cover 300 are connected in an integrated manner, so that the product reliability can be improved. Therefore, the embodiment of the utility model provides the seat back 100, and by optimizing the structure, the product reliability is improved, and the assembly difficulty is reduced.
As shown in fig. 2, in some embodiments of the present invention, a base 400 is further included, two ends of the base 400 are clamped with two ends of the cloth frame 200, and an edge of the tightening part 320 away from the connecting part 310 is connected with the base 400. The two vertical rods 230 of the cloth frame 200 are connected with the base 400 at the ends far away from the horizontal rod 220, the base 400 is connected with the cloth frame 200 in a clamping mode, the cloth cover 300 is located at the clamping position between the base 400 and the cloth frame 200, so that the cloth cover 300 is fixed at the two ends of the mounting opening of the cloth frame 200, the edge of the tightening part 320 between the mounting openings of the cloth frame 200 is connected with the base 400, and the cloth cover 300 is assembled more smoothly.
As shown in fig. 1 and 4, in some embodiments of the present invention, the cloth cover 300 includes a locking member, the base 400 is provided with a locking groove 411, one side of the locking member is connected to the tightening part 320, one side of the locking member facing away from the tightening part 320 abuts against a sidewall of the locking groove 411, and the other sidewall of the locking groove 411 abuts against the tightening part 320. The tightening part 320 is connected to the two vertical rods 230 at the edges thereof with locking members, and the thickness of the locking members is slightly smaller than the width of the locking groove 411. When the clamping member and the tightening part 320 are clamped into the clamping groove 411 and clamped into the clamping groove 411, the connection between the tightening part 320 of the cloth cover 300 and the base 400 is completed, and the assembly is convenient. It is understood that the engaging slot 411 may be disposed at a side facing away from the cloth frame 200 such that the position where the cloth cover 300 is engaged with the base 400 is disposed at the bottom of the seat back 100.
In some embodiments of the utility model, the detent is composed of a rubber material. The rubber has a certain hardness, which is beneficial to improving the reliability of the connection between the clamping piece and the clamping groove 411. The rubber has a certain flexibility, so that the clamping piece can be conveniently clamped into the clamping groove 411.
As shown in fig. 4 and 5, in some embodiments of the present invention, the base 400 includes a seat body 410 and an engaging block 420, the seat body 410 is provided with a recess 412, the engaging block 420 is engaged in the recess 412, and the connecting portion 310 is partially disposed between the engaging block 420 and the recess 412. The engaging groove 411 and the concave portion 412 are provided on a side of the seat body 410 away from the cloth frame 200, and the engaging groove 411 is provided on a side close to the seat pan 710. In the assembling process, the clamping piece firstly passes through the concave part 412 and then reaches the clamping groove 411, so that the tightening part 320 covers the concave part 412, and then the clamping block 420 clamps the tightening part 320 on the concave part 412, so that the assembly of the bottom of the tightening part 320 is smoother. It is understood that the number of the engaging blocks 420 can be two, or more than two, and the engaging blocks 420 are symmetrically disposed on two sides of the seat 410.
As shown in fig. 6 and 7, in some embodiments of the present invention, a support frame 500 is further included for connecting the cloth frame 200 to the seat bottom 710, the support frame 500 is clamped to the cloth frame 200, and a portion of the connection portion 310 is disposed between the support frame 500 and the cloth frame 200. One end of the support frame 500 is clamped with the upper end of the cloth frame 200, and the other end is connected with the seat chassis 710, so that the cloth frame 200 is connected with the seat chassis 710. The cloth frame 200 is inserted into the connecting channel of the cloth cover 300, the connecting portion 310 covers the outer surface of the cloth frame 200, the supporting frame 500 is clamped with the cloth frame 200, and the connecting portion 310 is compressed between the supporting frame 500 and the cloth frame 200.
As shown in fig. 6 and 7, in some embodiments of the present invention, an auxiliary holder 600 is further included, both ends of the auxiliary holder 600 are connected to the support frame 500, and the auxiliary holder 600 abuts against the tightening part 320. The supporting frame 500 is a hollow structure, the upper part of the supporting frame 500 is clamped with the upper part of the cloth frame 200, and the two ends of the auxiliary supporting piece 600 are connected with the supporting frame 500 and arranged below the clamping position. The back of the human body leans on the cloth cover 300 and the auxiliary supporting piece 600, and the cloth cover 300 and the auxiliary supporting piece 600 exert a resetting force on the back of the human body, so that the reliability of the product is improved.
As shown in fig. 8, in some embodiments of the present invention, the support frame 500 is provided with a guide surface 510, the guide surface 510 abuts against the cloth frame 200, and the guide surface 510 extends in the direction of the cloth frame 200. The guide surface 510 is obliquely disposed and extends in a direction from top to bottom toward the cloth frame 200, and when the support frame 500 is mounted, the guide surface 510 abuts against the cloth frame 200 and slides along the guide surface 510, so that the support frame 500 is smoothly inserted into the cloth frame 200.
As shown in fig. 8, in some embodiments of the present invention, the cloth frame 200 is provided with fixing grooves 210, the fixing grooves 210 are provided at the connection of the cloth frame 200 and the support frame 500, and the connection parts 310 are nailed in the fixing grooves 210. The horizontal bar 220 and the two vertical bars 230 of the cloth frame 200 are provided with flanges at the connection parts with the support frame 500, the flanges extend towards the support frame 500, and the flanges and the cloth frame 200 body form fixing grooves 210. The cloth frame 200 is inserted into the connection channel, the connection portion 310 covers the fixing groove 210, and the connection portion 310 is pressed into the fixing groove 210 by using a gun nail method, so that the connection portion 310 and the tightening portion 320 are further tightened, and the assembly of the cloth cover 300 is smoother.
As shown in fig. 6 and 7, an office chair 700 according to an embodiment of the second aspect of the present invention includes the seat back 100 of the above embodiment.
As shown in fig. 6 and 7, in an office chair 700 according to an embodiment of the second aspect of the present invention, the cloth frame 200 is inserted into the connecting channel through the seat back 100 according to the embodiment of the first aspect, so that the cloth frame 200 and the cloth cover 300 are connected, and the office chair 700 is simple in operation, low in assembly difficulty and high in connection reliability. In addition, the connecting part 310 and the tightening part 320 of the cloth cover 300 are integrally connected, so that the reliability of the product is improved. Therefore, the embodiment of the utility model provides the seat back 100, and by optimizing the structure, the product reliability is improved, and the assembly difficulty is reduced.
Since the air conditioner adopts all technical solutions of the seat back 100 of the above embodiment, at least all beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: numerous changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A seat back, comprising:
cloth frames;
the cloth cover comprises a connecting part and a tightening part, the edge of part of the tightening part is connected with the connecting part, and the connecting part and the tightening part are integrally formed; the connecting part is provided with a connecting channel;
wherein, the cloth frame is arranged in the connecting channel in a penetrating way so as to tighten the tightening part.
2. The seat backrest according to claim 1, further comprising a base, wherein two ends of the base are clamped with two ends of the cloth frame, and an edge of the tightening part, which is far away from the connecting part, is connected with the base.
3. The seat back according to claim 2, wherein the cloth cover includes a locking member, the base is provided with a locking groove, one side of the locking member is connected to the tightening portion, one side of the locking member facing away from the tightening portion abuts against a side wall of the locking groove, and the other side wall of the locking groove abuts against the tightening portion.
4. The seat back of claim 3, wherein the detent is comprised of a rubber material.
5. The seat back of claim 3, wherein the base comprises a seat body and an engaging block, the seat body is provided with a concave portion, the engaging block is engaged in the concave portion, and a part of the connecting portion is disposed between the engaging block and the concave portion.
6. The seat back of claim 1, further comprising a support frame for connecting the cloth frame to the seat pan; the supporting frame with cloth frame joint, connecting portion part set up in the supporting frame with between the cloth frame.
7. The seat back of claim 6, further comprising an auxiliary support member, wherein two ends of the auxiliary support member are connected to the support frame, and the auxiliary support member abuts against the tightening portion.
8. The seat back according to claim 6, characterized in that the support frame is provided with a guide surface which abuts against the cloth frame, the guide surface extending in the direction of the cloth frame.
9. The seat back according to claim 6, wherein the cloth frame is provided with fixing grooves provided at a connection of the cloth frame and the support frame, the connection portion being nailed in the fixing grooves.
10. An office chair, comprising: the seat back of any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121407005.8U CN215533024U (en) | 2021-06-23 | 2021-06-23 | Seat back and office chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121407005.8U CN215533024U (en) | 2021-06-23 | 2021-06-23 | Seat back and office chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215533024U true CN215533024U (en) | 2022-01-18 |
Family
ID=79820027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121407005.8U Active CN215533024U (en) | 2021-06-23 | 2021-06-23 | Seat back and office chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215533024U (en) |
-
2021
- 2021-06-23 CN CN202121407005.8U patent/CN215533024U/en active Active
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