Book pocket structure applied to chair

Abstract

A book pocket structure applied to a chair comprises a waist pillow module, the waist pillow module comprises a waist supporting piece used for supporting the waist of a user and a waist pillow seat, the front end of the waist pillow seat is provided with a containing groove in a backward concave mode, the waist supporting piece is connected to the front end of the waist pillow seat, and the rear portion of the waist supporting piece and the containing groove define a book pocket groove with an opening in the upper end. According to the utility model, the original waist support piece and waist pillow seat of the chair are ingeniously utilized and combined to form the book pocket groove with the opening at the upper end, so that a user can conveniently put books into the book pocket groove from the opening at the upper end of the book pocket groove without complicated operation, and the whole structure is greatly simplified, so that the production cost and the subsequent maintenance cost are effectively controlled, and the practicability is high. Therefore, the bookshelf not only keeps a good book storage function, but also has the advantages of being simple in structure, low in cost, easy to manufacture and maintain and the like, and is suitable for wide application.

Description

Technical Field

[0001] The utility model relates to the technical field of chairs, in particular to a book pocket structure applied to a chair. Background Art

[0002] Chairs, as an indispensable piece of furniture in daily life, are widely used in various workplaces and living environments, providing people with a place to sit and rest. With the accelerating pace of life and the diversification of work and study needs, people increasingly expect furniture design to balance practicality and convenience, especially when it comes to book storage.

[0003] Referring to the chair disclosed in the technical solution of Patent No. 202321744904.6, this technical solution realizes the book storage function of the chair by providing a storage groove for storing books on the backrest of the seat body, and a cover for enclosing books is rotatably connected to the storage groove. The cover is also provided with multiple partitions for fixing books. This design not only improves the space utilization rate of the chair, but also significantly improves the convenience of users in storing books. However, although this technical solution has made certain progress in book storage, its structure is relatively complex. Mainly to realize the opening and closing of the cover, this technical solution symmetrically opens placement grooves on both sides of the storage groove, and rotatably connects a folding rod in the placement groove. The end of the folding rod is rotatably connected to the cover, and the opening and closing of the cover is driven by the rotation of the folding rod. Although this design realizes the functional requirements to a certain extent, it increases the complexity of manufacturing and installation, and may also increase the cost and difficulty of maintenance. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a book pocket structure applied to a chair.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A book pocket structure for use on a chair is characterized by comprising a lumbar pillow module, the lumbar pillow module comprising a lumbar support for supporting the user's waist and a lumbar pillow seat with a accommodating groove recessed backward at the front end, the lumbar support connected to the front end of the lumbar pillow seat, and the rear portion of the lumbar support encloses the accommodating groove to form a book pocket groove with an open upper end.

[0007] In the present invention, it also includes a seat back frame and a flexible part. The front end of the seat back frame is provided with a mounting groove, and the mounting groove is provided with a through opening that passes through the rear end of the seat back frame. The lumbar pillow module is installed in the lower part of the mounting groove, the front end of the lumbar pillow module is positioned in the mounting groove, and the rear end of the lumbar pillow module is exposed from the through opening; the flexible part is provided at the front end of the seat back frame, and the flexible part wraps the front end of the lumbar pillow module and presses the lumbar pillow module backward.

[0008] In the present invention, the front end of the lumbar pillow seat is a front seat body that cooperates with the installation groove, and the rear end is a rear convex portion that cooperates with the through-opening. The rear convex portion is located in the middle position of the rear end of the front seat body, and the accommodating groove is composed of the groove cavity of the front seat body and the groove cavity of the rear convex portion.

[0009] In the present invention, a stepped position for positioning and matching is formed outside the connection position between the rear protrusion and the front seat body.

[0010] In the utility model, two internal reinforcing ribs are symmetrically arranged in the accommodating groove, one end of the internal reinforcing rib is connected to the groove side wall of the accommodating groove, and the other end is connected to the groove bottom wall of the accommodating groove. The internal reinforcing rib is enclosed with the groove side wall and groove bottom wall of the accommodating groove to form a reinforcing structural groove surrounding the mating protrusion.

[0011] In the present invention, there are protruding positioning posts on both ends of the back of the waist support, and matching convex parts are provided in the accommodating grooves. Each positioning post corresponds to a matching convex part, and the matching convex parts are provided with matching positioning grooves for the rear end of the positioning post to be inserted and positioned.

[0012] In the present invention, a first through hole extending through the rear end is provided in the mating positioning groove, a first screw hole corresponding to the first through hole is provided on the positioning column, and a first bolt threadedly mated in the first screw hole is installed in the first through hole.

[0013] In the utility model, internal reinforcing ribs are provided at both the left and right ends of the accommodating groove, one end of the internal reinforcing rib is connected to the groove side wall of the accommodating groove, and the other end is connected to the groove bottom wall of the accommodating groove. The internal reinforcing rib is enclosed with the groove side wall and groove bottom wall of the accommodating groove to form a reinforced structural groove surrounding the mating protrusion.

[0014] In the present invention, the front end of the inner reinforcing rib is provided to support the back side of the waist support member.

[0015] In the present invention, a card slot for inserting cards is provided on the rear end of the waist pillow seat.

[0016] The beneficial effects of the present invention are as follows: the present invention cleverly utilizes the original lumbar support and lumbar pillow seat of the chair to form a book pocket slot with an opening at the upper end. The user can conveniently put the book into the book pocket slot from the opening at the upper end without complicated operations. Moreover, this structure greatly simplifies the overall structure, thereby effectively controlling the production cost and subsequent maintenance cost, so that the present invention not only maintains a good book storage function, but also has the advantages of simple structure, low cost, easy manufacturing and maintenance, and is suitable for a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention is further described below with reference to the accompanying drawings and embodiments:

[0018] Figure 1 This is the rear view of the book pocket structure;

[0019] Figure 2 Exploded view of the chair back frame, lumbar support, and lumbar pillow seat;

[0020] Figure 3 for Figure 2 Enlarged view of part A in the middle;

[0021] Figure 4 The exploded view of the lumbar support and lumbar pillow seat;

[0022] Figure 5 Schematic diagram of the combination of chair back frame, lumbar support and lumbar pillow Figure 1 ;

[0023] Figure 6 Schematic diagram of the combination of chair back frame, lumbar support and lumbar pillow Figure 2 . DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0025] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back, top, bottom, inside, outside, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial...), then the directional indications are only used to explain the relative position relationship, movement status, etc. between the various components in a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0026] In addition, if there are descriptions involving "first" or "second" in the embodiments of the present invention, the descriptions of "first" or "second" are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features specified as "first" or "second" may explicitly or implicitly include at least one of such features. In addition, the technical solutions between the various embodiments can be combined with each other, but this must be based on the fact that ordinary technicians in this field can implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0027] Reference Figure 1-6, a book pocket structure used on a chair, comprising a seat back frame 100, a flexible member 200 and a lumbar pillow module, the front end of the seat back frame 100 is provided with a mounting groove 101, the mounting groove 101 is provided with a through hole 102 that passes through the rear end of the seat back frame 100, the lumbar pillow module is installed in the lower part of the mounting groove 101, the front end of the lumbar pillow module is positioned in the mounting groove 101, and the rear end of the lumbar pillow module is exposed from the through hole 102; the outer peripheral contour of the seat back frame 100 is provided with a mounting slot 103, the flexible member 200 is provided at the front end of the seat back frame 100, the edge of the flexible member 200 is clamped in the mounting groove 101 by a clip, the flexible member 200 wraps the front end of the lumbar pillow module and presses the lumbar pillow module backward, thereby limiting the lumbar pillow module from detaching forward from the seat back frame 100; the flexible member 200 is made of mesh, cloth or leather, and the mounting method of the flexible member 200 is a prior art, so it will not be described in detail.

[0028] Furthermore, the lumbar pillow module includes a lumbar support 1 for supporting the user's waist and a lumbar pillow seat 2 with a accommodating groove 20 recessed at the front end. The lumbar support 1 is connected to the front end of the lumbar pillow seat 2, and the front of the lumbar support 1 is attached to the flexible part 200. The rear part of the lumbar support 1 and the accommodating groove 20 are enclosed to form a book pocket groove 300 with an open upper end.

[0029] The present invention cleverly utilizes the original lumbar support 1 and lumbar pillow seat 2 of the chair to form a book pocket slot 300 with an upper opening. Users can easily put books into the book pocket slot 300 from the upper opening without complicated operations. Moreover, this structure greatly simplifies the overall structure, thereby effectively controlling the production cost and subsequent maintenance cost. The present invention not only maintains a good book storage function, but also has the advantages of simple structure, low cost, easy manufacturing and maintenance, and is suitable for a wide range of applications.

[0030] In this embodiment, the seatback frame 100, lumbar support 1, and lumbar pillow 2 are all manufactured using injection molding. The front end of the lumbar pillow 2 comprises a front seat body 201 that fits within the mounting groove 101, and the rear end comprises a rear projection 202 that engages with the through-opening 102. The rear projection 202 is located in the middle of the rear end of the front seat body 201. The receiving groove 20 comprises the groove cavity of the front seat body 201 and the groove cavity of the rear projection 202. Furthermore, the rear end of the rear projection 202 is provided with a plurality of through-grooves 203 that connect to the receiving groove 20. These through-grooves 203 serve to reduce the weight and manufacturing cost of the lumbar pillow 2.

[0031] Furthermore, a stepped position for positioning and cooperation is formed on the outside of the connection position between the rear protrusion 202 and the front seat body 201, so as to utilize the function of the stepped position to cooperate with the installation groove 101 and the through-opening 102 for positioning. Specifically, the left sides of the lumbar support 1 and the front seat body 201 are limited by the left groove wall of the mounting groove 101, and the right sides of the lumbar support 1 and the front seat body 201 are limited by the right groove wall of the mounting groove 101, thereby limiting the left and right movement of the lumbar pillow module; the lower rear side, left rear side and right rear side of the front seat body 201 all abut against the groove rear wall of the mounting groove 101, thereby limiting the backward movement of the lumbar pillow seat 2; the lower end of the lumbar support 1 or / and the bottom of the front seat body 201 can be against the groove bottom wall of the mounting groove 101, so that it supports the lumbar pillow seat 2 and the front seat body 201, limiting the downward movement of the lumbar pillow module; at the same time, the bottom of the rear convex portion 202 can abut against the bottom wall of the through-opening 102, the left side of the rear convex portion 202 can be limited by the left wall of the through-opening 102, and the right side of the rear convex portion 202 can be limited by the right wall of the through-opening 102.

[0032] In this embodiment, the lumbar support 1 is a sheet-like body with a groove structure that facilitates deformation of the lumbar support 1 to conform to the user's waist. The groove structure includes a central through-groove 20311 and two side groove structures symmetrically arranged about the central through-groove 203. The side groove structures include an arcuate groove 12. The arcuate groove 12 and the central through-groove 20311 both extend through the front and rear ends of the lumbar support 1. This structural design allows the lumbar support 1 to better deform and conform to the user's waist, improving the user's comfort when using the chair.

[0033] In this embodiment, two positioning columns 13 distributed up and down are protruded on the left and right ends of the back side of the lumbar support 1, and the front end periphery of at least some of the positioning columns 13 is protruded with multiple positioning ribs 14 integrally formed and connected to the back side of the lumbar support 1. The positioning ribs 14 can enhance the structural stability of the positioning columns 13 and reduce the risk of the positioning columns 13 breaking; the accommodating groove 20 is provided with the same number of matching protrusions 21 as the positioning columns 13, and each positioning column 13 corresponds to a matching protrusion 21, and the matching protrusion 21 is provided with a matching positioning groove 211 for the rear end of the positioning column 13 to be inserted and positioned, so that the lumbar support 1 and the lumbar pillow seat 2 are positioned and matched together.

[0034] In this embodiment, a first through hole 212 extending through the rear end is provided in the mating positioning groove 211, and a first screw hole 131 corresponding to the first through hole 212 is provided on the positioning column 13. A first bolt threadedly mated in the first screw hole 131 is installed in the first through hole 212, thereby realizing a combined fixed connection between the lumbar pillow seat 2 and the lumbar support 1.

[0035] In this embodiment, internal reinforcing ribs 22 are provided at both ends of the receiving slot 20. One end of the internal reinforcing rib 22 is connected to the sidewall of the receiving slot 20, and the other end is connected to the bottom wall of the receiving slot 20. The internal reinforcing rib 22, together with the sidewalls and bottom wall of the receiving slot 20, forms a reinforcing structural groove surrounding the mating protrusion 21. The use of the reinforcing structural groove surrounding the mating protrusion 21 enhances the structural stability of the connection between the mating protrusion 21 and the lumbar pillow seat 2, reducing the risk of damage. Furthermore, after the lumbar support 1 is installed, the front end of the internal reinforcing rib 22 supports the back of the lumbar support 1, thereby improving the installation stability of the lumbar support 1.

[0036] In this embodiment, a card slot 23 for inserting cards is provided on the rear end of the lumbar pillow seat 2. The card slot 23 includes a card slot groove 231 and a card limiting portion 232 provided at the bottom and left and right ends of the card groove. The card can be a business card, a name tag, etc., which is convenient for people to identify the corresponding information.

[0037] The above description is only a preferred embodiment of the present invention. Any technical solution that achieves the purpose of the present invention by substantially the same means shall fall within the scope of protection of the present invention.

Claims

1. A book pocket structure applied to a chair, characterized by: The invention comprises a lumbar pillow module, wherein the lumbar pillow module comprises a lumbar support (1) for supporting the waist of a user and a lumbar pillow seat (2) with a front end recessed with a receiving groove (20), the lumbar support (1) being connected to the front end of the lumbar pillow seat (2), and the rear part of the lumbar support (1) and the receiving groove (20) enclosing to form a book pocket groove (300) with an upper end opening.

2. The book pocket structure for a chair according to claim 1, characterized in that: The invention also includes a chair back frame (100) and a flexible member (200), wherein the front end of the chair back frame (100) is provided with a mounting groove (101), and the mounting groove (101) is provided with a through opening (102) that penetrates the rear end of the chair back frame (100); the lumbar pillow module is installed in the lower part of the mounting groove (101), the front end of the lumbar pillow module is positioned in the mounting groove (101), and the rear end of the lumbar pillow module is exposed from the through opening (102); the flexible member (200) is provided at the front end of the chair back frame (100), and the flexible member (200) wraps the front end of the lumbar pillow module and presses the lumbar pillow module backward.

3. The book pocket structure for a chair according to claim 2, characterized in that: The front end of the lumbar pillow seat (2) is a front seat body (201) that cooperates with the installation groove (101), and the rear end is a rear convex portion (202) that cooperates with the through-hole (102). The rear convex portion (202) is located in the middle of the rear end of the front seat body (201). The accommodating groove (20) is composed of the groove cavity of the front seat body (201) and the groove cavity of the rear convex portion (202).

4. The book pocket structure for a chair according to claim 3, characterized in that: The outside of the connection position between the rear convex portion (202) and the front seat body (201) forms a stepped position for positioning and matching.

5. The book pocket structure for a chair according to claim 1, characterized in that: Two inner reinforcing ribs (22) are provided in the receiving groove (20) and are symmetrically arranged on the left and right sides. One end of the inner reinforcing rib (22) is connected to the groove side wall of the receiving groove (20), and the other end is connected to the groove bottom wall of the receiving groove (20). The inner reinforcing rib (22) and the groove side wall and groove bottom wall of the receiving groove (20) are combined to form a reinforcing structural groove surrounding the matching protrusion (21).

6. The book pocket structure for a chair according to claim 1, characterized in that: Positioning posts (13) are provided on both left and right ends of the back of the waist support (1), and a matching convex portion (21) is provided in the receiving groove (20). Each positioning post (13) corresponds to a matching convex portion (21), and the matching convex portion (21) is provided with a matching positioning groove (211) for the rear end of the positioning post (13) to be inserted and positioned.

7. The book pocket structure for a chair according to claim 6, characterized in that: A first through hole (212) extending through the rear end is provided in the mating positioning groove (211), a first screw hole (131) corresponding to the first through hole (212) is provided on the positioning column (13), and a first bolt threadedly mated in the first screw hole (131) is installed in the first through hole (212).

8. The book pocket structure for a chair according to claim 6, characterized in that: Internal reinforcing ribs (22) are provided at both left and right ends of the receiving groove (20), one end of the internal reinforcing rib (22) is connected to the groove side wall of the receiving groove (20), and the other end is connected to the groove bottom wall of the receiving groove (20), and the internal reinforcing rib (22) and the groove side wall and groove bottom wall of the receiving groove (20) are combined to form a reinforcing structural groove surrounding the matching protrusion (21).

9. The book pocket structure for a chair according to claim 8, characterized in that: The front end of the inner reinforcing rib (22) is provided to support the back side of the waist support member (1).

10. The book pocket structure for a chair according to any one of claims 1 to 9, characterized in that: A card slot (23) for inserting a card is provided on the rear end of the waist pillow seat (2).

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