CN219845734U - Chair and chair component and mesh frame thereof - Google Patents

Abstract

The utility model discloses a chair, a chair component and a mesh frame thereof, wherein the mesh frame comprises mesh and an annular bracket, the peripheral edge of the mesh is embedded in the annular bracket, and the annular bracket is connected with the peripheral edge of the mesh into a whole through an insert injection molding mode to be fixedly connected. According to the scheme, the mesh cloth and the annular support are integrally formed into the mesh cloth frame through injection molding, and the mesh cloth frame is nested on the frame body of the chair component from outside to inside, so that the mesh cloth installation workload and the installation difficulty are reduced, the manufacturing cost is greatly reduced, and the production quality is fully guaranteed.

Description

Chair and chair component and mesh frame thereof

Technical Field

The utility model belongs to the technical field of furniture, and particularly relates to a chair, and a chair component and a mesh frame thereof.

Background

In the prior art chair structure, a groove is formed on the surface of a frame body in a ring manner, and the mesh (or the cushion) is combined with the frame body only by a pressing strip or the frame body in a combined pressing manner, so that the combination degree is not firm, and when a user sits on the mesh, the mesh can be pulled and moved at the combination position with the frame body due to the gravity, and the mesh can be loosened after long-term use, so that the comfort of sitting on the mesh is reduced.

Therefore, in order to firmly combine the mesh with the frame, nails are nailed at the joint of the mesh and the frame, so that the situation that the mesh falls off from the frame can be effectively avoided, but the nailing mode is quite time-consuming, and is not beneficial to mass implementation of manufacturing.

Patent document with publication number CN201332857Y discloses a mesh chair frame and mesh chair combined structure, which combines mesh cloth (or elastic mesh body) with frame body by injection molding and bagging, so as to increase the combination stability of mesh cloth and frame body: the method comprises the steps of performing injection molding on a preset inner frame part of a chair frame, tightening mesh cloth on the inner frame of the chair frame, performing injection molding on an outer frame of the chair frame by a filling layer, and wrapping and fixing the edges of the mesh cloth firmly; or as disclosed in the patent document with the publication number TW200800077A, the elastic net body is cut into the appearance of the seat and back cushion body to be manufactured, the frame strip is molded corresponding to the edge of the elastic net body, the elastic net body is correspondingly coated to form the frame strip of the frame edge, the frame strip is combined and shaped, the elastic net body and the frame strip which are combined and shaped into a whole are placed into a die, and the frame strip and the elastic net body at the frame edge are subjected to injection molding of the plastic layer to obtain the finished product.

However, the following problems exist in the manner that the mesh cloth and the frame body are combined by tightening and fixing and then packing:

1. before injection molding and pouring, the mesh cloth is required to be fastened on the frame body or the frame strip, the operation is complex and complicated, the positioning difficulty is high, manual operation is required, and the defects of insufficient mesh cloth tightness, insufficient edge, and the like are unavoidable.

2. The frame body or the frame strip of the tightening fixed mesh cloth is put into the mould for injection molding, the melting point of the coating layer material is different from that of the frame body and the mesh cloth, and the manufacturing cost is high, for example, the frame body is large in size and weight, the difficulty of taking out and putting in the frame body from the mould is high, the manufacturing cost is increased, and the production quality is influenced.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a chair, a chair component and a mesh frame thereof, reduce the installation workload and the installation difficulty of the mesh, ensure the installation quality of the mesh and reduce the manufacturing cost.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a screen cloth frame for chair, includes screen cloth (1), still includes ring support (2), peripheral edge (101) of screen cloth (1) are inlayed in ring support (2), and ring support (2) link as an organic whole fixed connection with peripheral edge (101) of screen cloth (1) through insert injection moulding's mode.

Preferably, the annular support (2) is integrally formed with an embedded part (202) extending and protruding from outside to inside, the embedded part (202) is annular, and the peripheral edge (101) of the mesh cloth (1) is fixedly inserted into the embedded part (202) in a penetrating manner.

Further preferably, the annular bracket (2) has a convex clamping part (203) integrally formed on the lower surface, and the convex clamping part (203) is annular.

Further preferably, a groove (204) is integrally formed on the lower surface of the annular support (2), and the groove (204) is annular.

Preferably, the annular support (2) is integrally formed with an outer wrapping portion (201) extending and protruding from the bottom to the top, the outer wrapping portion (201) is annular, and the joint of the peripheral edge of the mesh cloth (1) and the annular support (2) is located at the inner side of the outer wrapping portion (201).

Preferably, the mesh cloth (1) is in a loose state before being used and installed.

A chair component comprises a frame body (3), wherein the frame body (3) is a frame of a chair seat, a backrest, a lumbar support or a headrest, the chair component further comprises a mesh frame for the chair, the mesh frame (1) wraps the top of the frame body (3), and the annular support (2) is nested outside the top of the frame body (3).

Preferably, the top of the frame body (3) is integrally formed with a flange part (302) extending outwards from inside to outside, the flange part (302) is annular, so that an annular caulking groove (304) is formed between the frame body (301) and the flange part (302), the embedded part (202) of the annular bracket (2) is embedded and fixed in the caulking groove (304), and the peripheral edge (101) of the mesh (1) wraps the flange part (302) of the frame body (3) and enters the caulking groove (304); the outer wrapping part (201) of the annular support (2) is wrapped on the outer surface of the flange part (302) of the frame body (3), and the mesh cloth (1) passes through the outer wrapping part and is clamped between the outer wrapping part and the flange part.

Preferably, the frame body (3) is integrally formed with a clamping hook part (303) in the caulking groove (304), and the clamping hook part (303) enters the groove (204) of the annular bracket (2) and is in clamping fit with the clamping convex part (203); the peripheral edge of the mesh cloth (1) penetrates from the inner side surface of the embedded part (202) to the groove (204).

A chair comprising a chair component as described above.

By adopting the technical scheme, the mesh cloth and the annular support are integrally injection molded to form the mesh cloth frame, and the mesh cloth frame is nested on the frame body of the chair component from outside to inside, so that the workload and the difficulty of installing the mesh cloth are reduced, the manufacturing cost is greatly reduced, and the production quality is fully ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

FIG. 1 is a schematic view of the chair component of the present utility model;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is an enlarged view at I of FIG. 2;

FIG. 4 is a perspective view of a chair component;

FIG. 5 is an exploded view of the chair component;

FIG. 6 is one of the perspective views of a web frame (in an unused mounted state);

fig. 7 is a second perspective view of a screen frame (in an unused mounted state).

1, a mesh cloth; 101. edges; 2. an annular bracket; 201. an outer wrapping part; 202. an embedding part; 203. a convex clamping part; 204. a groove; 3. a frame; 301. a frame body; 302. a flange portion; 303. a hook part; 304. a caulking groove; 305. and (5) windowing.

Detailed Description

The utility model will be further described with reference to the drawings and examples.

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, singular forms are intended to include the plural forms as well, unless the context clearly indicates otherwise, and furthermore it is to be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

For convenience of description, the present utility model defines "up, down, inside, outside" in a state where the mesh cloth is mounted on the frame of the chair component:

the surface of the mesh cloth, which is used for contacting the human body, is defined as an upper surface, namely the mesh cloth contacts the human body, and the opposite back surface of the upper surface of the mesh cloth is defined as a lower surface;

the peripheral edges of the web are defined as "outer", and the center of the web is defined as "inner", as opposed.

Example 1:

the mesh frame for the chair shown in fig. 6 and 7 comprises a mesh 1 and an annular support 2, wherein the peripheral edge 101 of the mesh 1 is embedded in the annular support 2, and the annular support 2 is fixedly connected with the peripheral edge 101 of the mesh 1 in an integral manner through an insert injection molding mode.

In this embodiment, as shown in fig. 3, the annular support 2 is integrally formed with an embedded portion 202 extending from outside to inside, the embedded portion 202 is annular, and the peripheral edge 101 of the mesh 1 is inserted into and fixed in the embedded portion 202. The annular bracket 2 has a convex clamping portion 203 integrally formed on the lower surface, and the convex clamping portion 203 is annular. The lower surface of the annular bracket 2 is integrally formed with a groove 204, and the groove 204 is annular.

In this embodiment, the outer wrapping portion 201 extending from bottom to top is integrally formed on the annular support 2, the outer wrapping portion 201 is annular, and the junction between the peripheral edge of the mesh 1 and the annular support 2 is located inside the outer wrapping portion 201.

In this embodiment, the mesh 1 is in a relaxed state as shown in fig. 6 and 7, before the mesh frame is installed and used, i.e., in a natural state.

A chair component as shown in fig. 1 to 5, comprising a frame 3, the frame 3 being a frame for a seat, backrest, lumbar or headrest, and further comprising a mesh frame for a chair as described above, the mesh 1 wrapping around the top of the frame 3, and an annular bracket 2 nested outside the top of the frame 3. In this embodiment, the frame is a frame of a seat.

The mesh cloth and the annular support are integrally formed into the mesh cloth frame in an insert injection molding mode, so that automatic continuous production can be realized, positioning accuracy of the peripheral edges of the mesh cloth can be guaranteed, and the relaxation degree of the mesh cloth is guaranteed. The mesh frame is nested on the frame body of the chair component from outside to inside, so that the mesh frame is installed on the frame body, the mesh is fully tensioned, the installation and the manufacture are convenient, and when the mesh supports a human body, acting force born by the mesh can be converted into force for expanding the annular support, and the self strength of the annular support can also bear the stress of the mesh better, so that the tensioning degree of the mesh is further ensured, and the service life of the mesh is further prolonged. Thereby reducing the installation workload and the installation difficulty of the mesh cloth, greatly reducing the manufacturing cost and fully ensuring the production quality.

In this embodiment, as shown in fig. 3 and fig. 5, a flange portion 302 is integrally formed at the top of the frame body 3 and extends outwards from inside to outside, the flange portion 302 is annular, so that an annular caulking groove 304 is formed between the frame body 301 and the flange portion 302, the embedding portion 202 of the annular bracket 2 is fixedly embedded in the caulking groove 304, and the peripheral edge 101 of the mesh 1 wraps the flange portion 302 of the frame body 3 and enters the caulking groove 304; the outer peripheral portion 201 of the ring-shaped holder 2 is surrounded by the flange portion 302 of the frame body 3, and the mesh cloth 1 is passed therebetween and clamped. Therefore, the mesh edge is clamped through multiple bending nesting in the process of wrapping the top of the frame body, so that the tensioning degree of the mesh can be increased, the structural strength of the annular support is higher, a part of acting force born by the mesh is born by the flange part of the frame body, and the tensioning degree and the service life of the mesh are further guaranteed.

In this embodiment, preferably, the frame body 3 is integrally formed with a plurality of hook portions 303 in the caulking groove 304, and the hook portions 303 enter the groove 204 of the annular bracket 2 and are in snap fit with the locking convex portions 203; like this, not only can increase the joint fixation intensity of ring support and framework, can avoid the embedded part of ring support to deviate from the caulking groove moreover to also can avoid ring support to be propped big or distortion, make the screen cloth atress also can be shared by a plurality of buckle structures, further guaranteed screen cloth tensioning degree and life.

In this embodiment, the peripheral edge of the mesh cloth 1 preferably extends from the inner side surface of the embedded portion 202 to the groove 204. Thus, the connection strength of the mesh cloth and the annular support can be enhanced, and after the mesh cloth frame is mounted on the frame body of the chair component, the edge depth of the mesh cloth is embedded into the caulking groove and the mesh cloth is not separated from the annular support.

In this embodiment, the plurality of hook portions 303 are preferably uniformly distributed on the lower side wall of the caulking groove 304, and the flange portion 302 is provided with windows 305 corresponding to the positions of the hook portions 303 one by one, so that the hook portions are integrally formed on the frame body.

A chair comprising a chair component as described above.

In the description of the present specification, the descriptions of the terms "one embodiment," "some embodiments," "one implementation," "a particular implementation," "other implementations," "examples," "particular examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment, implementation, or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described above may be combined in any suitable manner in any one or more embodiments, implementations, or examples. The technical scheme disclosed by the utility model also comprises the technical scheme that any one or more specific features, structures, materials or characteristics are formed singly or in combination.

Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, variations, deletions of parts, additions of features, or re-combination of features may be made to the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model, all such simple modifications, equivalents, and adaptations of the embodiments as may be made by the principles of the utility model and without departing from the scope of the utility model.

Claims (10)

1. The utility model provides a screen cloth frame for chair, includes screen cloth (1), its characterized in that still includes ring support (2), peripheral edge (101) of screen cloth (1) are embedded in ring support (2), and ring support (2) link as an organic whole fixed connection with peripheral edge (101) of screen cloth (1) through insert injection moulding's mode.

2. A mesh frame for a chair according to claim 1, wherein the annular bracket (2) is integrally formed with an embedded part (202) extending from outside to inside, the embedded part (202) is annular, and the peripheral edge (101) of the mesh (1) is fixedly arranged in the embedded part (202) in a penetrating and embedding manner.

3. A mesh frame for chairs according to claim 1, wherein the annular bracket (2) has a convex clamping part (203) integrally formed on the lower surface thereof, the convex clamping part (203) being annular.

4. A mesh frame for chairs according to claim 1, wherein the lower surface of the ring-shaped support (2) is integrally formed with a groove (204), and the groove (204) is ring-shaped.

5. The mesh frame for a chair according to claim 1, wherein the ring-shaped support (2) is integrally formed with an outer wrapping portion (201) extending from bottom to top, the outer wrapping portion (201) is ring-shaped, and the joint between the peripheral edge of the mesh (1) and the ring-shaped support (2) is located inside the outer wrapping portion (201).

6. A mesh frame for a chair according to claim 1, characterized in that the mesh (1) is in a relaxed state before the mesh frame is mounted in use.

7. A chair component comprising a frame (3), the frame (3) being a frame for a seat, back, lumbar or headrest, characterized in that it further comprises a mesh frame for a chair according to any one of claims 1 to 6, the mesh (1) wrapping the top of the frame (3), the ring-shaped support (2) being nested outside the top of the frame (3).

8. A chair component according to claim 7, wherein the top of the frame (3) is integrally formed with a flange portion (302) extending outwardly from the inside, the flange portion (302) being annular, thereby forming an annular caulking groove (304) between the frame body (301) and the flange portion (302), the caulking portion (202) of the annular bracket (2) being fixedly inserted into the caulking groove (304), the peripheral edge (101) of the mesh (1) surrounding the flange portion (302) of the frame (3) and entering into the caulking groove (304); the outer wrapping part (201) of the annular support (2) is wrapped on the outer surface of the flange part (302) of the frame body (3), and the mesh cloth (1) passes through the outer wrapping part and is clamped between the outer wrapping part and the flange part.

9. A chair component according to claim 8, characterized in that the frame (3) is integrally formed with a catch (303) in the slot (304), the catch (303) entering into the recess (204) of the annular bracket (2) and snap-fitting with the catch (203); the peripheral edge of the mesh cloth (1) penetrates from the inner side surface of the embedded part (202) to the groove (204).

10. A chair comprising a chair component as claimed in any one of claims 7 to 9.