TWM495786U - Improved structure of net chair seat - Google Patents

Description

Net seat improved structure

This creative department is related to furniture, especially a modified structure of a mesh seat.

According to the first known structure of the net chair, the main body is to use a mesh body to provide a mesh with good air permeability to provide support for the human body. For example, Taiwan Public Publication No. 201208615 "A chair seat and a chair back The composition of the mesh is fixed to an inner pressing strip having a perforation, and then the inner pressing strip is fixed to the annular groove on the top side of the seat frame by using a fixing screw, and finally, the outer pressing ring is superposed and pressed on the outer ring. The outer pressure ring is combined with the inner pressure bar by the fixing screw, and the mesh chair structure is not only complicated to assemble, but also the force applied to the human body is concentrated on the mesh surface, and the outer circumference of the mesh cloth has an outer pressure ring and inner The bead is combined with the positioning, but its support is insufficient. It is often used for a long time before the web surface sagging deformation. For example, Taiwan Announcement No. M436394 "A mesh chair back or seat structure improvement", its mesh surrounding system Folding down into the ring groove on the bottom side of the frame body, and then fixing the periphery of the mesh cloth that is fastened into the ring groove by driving a T-nail or a nail, and finally attaching an elastic bead to the ring groove. Assembly of the net chair structure Simple, the essence is not. Because it is necessary to insert T-shaped nails or ㄇ-type nails to fix the mesh cloth on the ring groove on the bottom side of the frame main body, the operation is somewhat difficult, especially in the operation without any effective positioning reference. It is difficult to maintain a uniform level of nail quality and firmness, and the product defect rate is extremely high, and the elastic bead is attached to the periphery of the mesh in the ring groove. Blocking, but the surrounding force of the mesh is still concentrated in the fixed position of the T-nail or the ㄇ-type nail, and its support is still insufficient. Under the heavy body load, it is easy to produce the sagging deformation of the center of the mesh, or even partial damage. The situation.

The main purpose of this creation is to provide an improved structure for the net seat, which can provide stable support and force dispersion of the human body, and greatly improve the service life of the net chair and the comfort of the seat.

Another object of the present invention is to provide a net seat improved structure that can achieve a wide range of effective load bearing mesh surfaces and enhance combined operational efficiency.

According to the present invention, a mesh seat improved structure includes: a netted chair body having a closed surrounding frame body, a top side of the frame body and extending downwardly to form a slope portion, and forming a slope a ridge line portion of the ridge line, the bottom side of the frame body is provided with an annular groove, the inner portion of the annular groove is recessed with a plurality of positioning holes, and a plurality of fixing holes are recessed in the spacing of the positioning holes, the slope portion The bottom side is integrally extended downwardly to provide a support frame for providing a support link of a chair foot; a mesh cloth is composed of a face portion larger than the cross-sectional area of the frame body and an outer edge portion surrounding the outer side of the disk surface, the end face portion A plurality of ventilated mesh holes are arranged on the outer edge portion, the end surface portion is tiled on the top side of the frame body of the mesh chair body, and the outer edge portion is folded downwardly and inwardly into the ring shape on the bottom side of the frame body. a rigid bead group is a strip extending corresponding to the annular groove of the mesh chair body, so as to be opposite to the fitting annular groove, the end face is convexly disposed with a plurality of positioning posts, so as to cross the mesh mesh hole and the top annular groove Positioning hole, the positioning column compartment Laying a plurality of perforations and fixed, respectively, and A fixing screw screwed into the annular groove is bored by a fixing screw.

The improved structure of the net seat, wherein the bottom end of the positioning hole of the annular groove is contracted into a tapered hole shape, and the fixing hole is formed into a hole shape with an internal thread; the positioning column of the rigid bead group is end-contracted The tip of the cone.

The mesh seat improved structure, wherein the supporting frame comprises a plurality of fixed cross beams extending transversely and transversely, and the ends of the fixed beams are respectively symmetrically extended upwardly to form a plurality of curved arms, thereby jointly holding the frame.

10‧‧‧Mesh chair body

11‧‧‧ frame

12‧‧‧Ramp Department

13‧‧‧The Department of the Spine

14‧‧‧ annular groove

141‧‧‧Positioning holes

142‧‧‧Fixed holes

15‧‧‧Support skeleton

151‧‧‧Fixed beams

152‧‧‧Shaped arms

20‧‧‧Mesh

21‧‧‧Face

22‧‧‧The outer edge

23‧‧‧Mesh

30‧‧‧Rigid beading group

31‧‧‧Positioning column

32‧‧‧Fixed perforation

33‧‧‧ fixing screws

W‧‧‧ Weight

Figure 1 is an exploded perspective view of a preferred embodiment of the present creation

Figure 2 is a combined perspective view of a preferred example of the present creation

Figure 3 is a combined cross-sectional view of a preferred embodiment of the present creation

Figure 4 is a partial enlarged cross-sectional view showing A of Figure 3 of the present creation.

Figure 5 is a partial enlarged cross-sectional view showing B of Figure 3 of the present creation.

Figure 6 is a bottom plan view of the original seat frame

The present invention provides a mesh seat improved structure, as shown in FIGS. 1 to 6 , which mainly includes: a mesh chair body 10 , a mesh cloth 20 and a rigid bead group 30 ; wherein the mesh chair body 10 has a closed surrounding frame 11, a top side of the frame 11 and extending obliquely downwardly to form a slope portion 12, and a ridge portion 13 forming a ridge line of the slope portion 12, and an annular recess is formed on the bottom side of the frame body 11. The groove 14 is as shown in FIG. 3 to FIG. 6 , and the inner groove of the annular groove 14 is recessed with a plurality of positioning holes 141 , and the bottom end of the positioning hole 141 is The contraction has a tapered hole shape, and a plurality of fixing holes 142 are defined in the space of the positioning hole 141. The fixing hole 142 can be formed into a hole shape with an internal thread, and the bottom side of the slope portion 12 extends integrally downward to provide a support. The support frame 15 includes a plurality of fixed cross members 151 extending transversely and transversely to provide a support link of a leg (not shown). The ends of the fixed cross member 151 are respectively symmetrically extended upwardly to form a plurality of curved support arms 152. The frame body 11 is held by the chassis 11; the mesh 20 is composed of a disk surface portion 21 larger than the cross-sectional area of the frame body 11, an outer edge portion 22 surrounding the outer surface of the disk surface portion 21, and the like, and the disk surface portion 21 and the outer edge portion 22 are formed. Each of the plurality of ventilated meshes 23 is provided. The disk surface portion 21 is tilingly disposed on the top side of the frame body 11 of the mesh chair body 10, and the outer edge portion 22 is folded downwardly and inwardly across the ridge portion 13 into the bottom side of the frame body 11. The annular bead 14; the rigid bead assembly 30 is a strip extending corresponding to the annular groove 14 of the mesh body 10, whereby the annular groove 14 is relatively engaged and the mesh 20 is folded into the annular groove 14. The outer edge portion 22 has a plurality of positioning posts 31 protruding from the end surface thereof, and the positioning post 31 is a tip-contracted tip cone The positioning post 31 is oppositely spaced from the positioning hole 141 of the annular groove 14 , and the positioning post 31 is spaced apart from each other and disposed with a plurality of fixing through holes 32 , and is respectively screwed to the ring by a fixing screw 33 . The fixing hole 142 of the groove 14; by the above combination, the improved structure of the mesh seat is created, please refer to FIG. 1 together, and the mesh cloth 20 of the appropriate size is first laid in the combination. The table top, then the mesh body 10 is turned over, and the ridge portion 13 raised by the top side ridge of the frame 11 is pressed downward to firmly press the disk portion 21 of the horizontal lower mesh 20; then, the outer edge portion 22 is lifted up and folded into the frame. The annular groove 14 of the body 11, and then the rigid bead assembly 30 is sequentially fitted downwardly to the annular groove 14, the rigid bead group 30 embedded in the annular groove 14 is relatively tight The outer edge portion 22 in the annular groove 14 has a tapered tapered positioning post 31 which passes through the mesh 23 of the mesh 20 and is relatively inserted into the positioning hole 141 to tighten the restriction of the outer edge portion 22; finally, the fixing is fixed The screw 33 passes through the fixing through hole 32 in sequence and is screwed into the fixing hole 142 in the annular groove 14 , and finally the outer edge portion 22 of the mesh cloth 20 is firmly and tightly fixed in the annular groove 14 , and the mesh chair is completed. The combination of the seats, the combined operation is obviously more efficient and easier than the conventional one.

As described above, the design of the spine portion 13 which is raised by the top side ridge of the frame 11 contributes to the assembly of the mesh cloth 20, wherein the slope portion 12 adjacent to the spine portion 13 is designed to allow the mesh cloth 20 to be effectively loaded on the mesh chair. The mesh surface obtains the maximum range; and the rigid bead group 30 structure embedded in the annular groove 14 has a tapered tapered positioning post 31 matched with the positioning hole 141 of the annular groove 14 and is screwed by the fixing screw 33 through the fixing through hole 32. The spatial type matching of the fixing holes 142 in the annular groove 14 can obtain the best stability and combination efficiency of the mesh 20 erection combination; and when the creation combination is completed, please continue to refer to FIG. 3 to FIG. As shown, since the outer edge portion 22 of the mesh cloth 20 is laterally spanned across the spine portion 13 and is folded inwardly on the bottom side of the frame body 11, the tensioned disk portion 21 carries the user's weight W, A relatively average force can be obtained. In particular, the fixed cross member 151 of the support frame 15 extends in a longitudinal direction and a cross direction. The arcuate support arm 152 having the ends of the fixed beam 151 extending upward is provided in addition to the support of the original leg. Buffer design function, can make any load on the frame 11 Point change in the force were to be the fastest shortcut average dispersion, and can greatly reduce the stress concentration of damage, and significantly enhance the network load and enhance the life of chair sitting comfort those.

10‧‧‧Mesh chair body

11‧‧‧ frame

12‧‧‧Ramp Department

13‧‧‧The Department of the Spine

14‧‧‧ annular groove

15‧‧‧Support skeleton

151‧‧‧Fixed beams

152‧‧‧Shaped arms

20‧‧‧Mesh

21‧‧‧Face

22‧‧‧The outer edge

23‧‧‧Mesh

30‧‧‧Rigid beading group

31‧‧‧Positioning column

32‧‧‧Fixed perforation

33‧‧‧ fixing screws

Claims (3)

The utility model relates to a net seat seat improved structure, which comprises: a net chair chair system having a closed surrounding frame body, a top side of the frame body and extending obliquely downward to form a slope portion, and a ridge portion forming a ridge line ridge of the slope portion The bottom side of the frame body is provided with an annular groove, and the inner portion of the annular groove is recessed with a plurality of positioning holes, and a plurality of fixing holes are recessed in the spacing of the positioning holes, and the bottom side of the slope portion is extended downwardly. A supporting frame is provided to provide a supporting connection of a chair foot; a mesh cloth is composed of a disk surface larger than the cross-sectional area of the frame body and an outer edge portion surrounding the outer side of the disk surface portion, and the disk surface portion and the outer edge portion are respectively provided. a plurality of breathable meshes, the flat surface of the disk surface is disposed on the top side of the frame body of the net chair body, and the outer edge portion is folded downwardly and inwardly into the annular groove of the bottom side of the frame body; a rigid bead group, The strip is extended corresponding to the annular groove of the mesh chair body, so as to be opposite to the fitting annular groove and the crimped mesh cloth has been folded into the outer edge portion of the annular groove, and the end face is protruded with a plurality of positioning posts, thereby crossing the mesh a positioning hole that is relatively inserted into the annular groove The positioning post is fixed by spacing a plurality of perforations and layout, and by fixing hole formed in the annular groove of the screwed a fixing screw. According to the improved structure of the net seat according to the first aspect of the patent application, the bottom end of the positioning hole of the annular groove is contracted into a tapered hole shape, and the fixing hole is formed into a hole shape with an internal thread; the rigid bead group The positioning column has a tapered shape with a tip contraction. According to the improved structure of the net seat according to claim 1, wherein the supporting frame comprises a plurality of fixed cross beams extending transversely and transversely, and the ends of the fixed beams are respectively symmetrically extended upward to form a plurality of curved arms, thereby jointly holding The frame.