CN214631130U - Waist rest mounting structure - Google Patents

Abstract

The utility model discloses a waist rest mounting structure, which comprises a waist rest main body and a mounting seat arranged on a chair back and used for connecting the waist rest main body, wherein the mounting seat is detachably connected with the waist rest main body; the mounting seat is provided with a clamping hook protruding towards the waist rest main body; the waist rest main body is correspondingly provided with a matching part which is connected and matched with the mounting seat, and an avoidance window for the hook to pass through and a clamping plate for being clamped with the hook are arranged in the matching part; the matching part extends backwards to form a connecting outer cover; the connecting outer cover can be sleeved on the mounting seat so that the clamping hook penetrates through the avoiding window, and the connecting outer cover can move in the vertical direction relative to the mounting seat so that the clamping hook is clamped and matched with the clamping plate; after the clamping hook is clamped and matched with the clamping plate, the mounting seat and the connecting outer cover are fixedly connected by screws, and the screws penetrate through the connecting outer cover and the mounting seat from the lower part of the connecting outer cover; the waist leans on the main part to be connected with the back of the chair through the mount pad, and adopts the fixed mode of joint to connect for installation, dismantlement convenient and fast between waist leans on the main part and the back of the chair.

Description

Waist rest mounting structure

Technical Field

The utility model relates to a thing to sit on field, in particular to waist leans on mounting structure.

Background

With the increase of work and reading time of modern people, many people must sit on a chair for a long time and sit still for a long time, so that the spine of a human body is pressed for a long time by the weight to cause serious injuries such as intervertebral disc protrusion, displacement and the like, and the modern people are very easy to generate serious sequelae such as sciatica, ankylosing spondylitis and the like.

Therefore, the prior art can increase the comfort of the chair by adding a waist rest on the chair, thereby reducing the probability of the modern people suffering from the spinal diseases. However, the existing waist rest is fixed with the waist rest bracket through the waist rest plate and the screws, so that the assembly is time-consuming and labor-consuming, and the disassembly is inconvenient. The outer layer of the chair back is also wrapped by leather, so that the leather surface is easily damaged when the waist rest is disassembled and assembled; resulting in most commercial lumbar chairs being non-removable after installation of the lumbar support.

Disclosure of Invention

The utility model overcomes the defects in the prior art and provides a waist rest mounting structure, wherein the waist rest main body is connected with the chair back through a mounting seat; the waist rest main body is directly arranged on the mounting seat so as to complete the assembly with the chair back; the connecting outer cover is sleeved and the waist rest main body and the mounting seat are connected in a clamping and fixing mode, so that the waist rest main body and the chair back are convenient to mount and dismount.

The technical scheme of the utility model is realized like this:

a waist support mounting structure comprises a waist support main body and a mounting seat which is arranged on a chair back and used for connecting the waist support main body, wherein the mounting seat is detachably connected with the waist support main body; the mounting seat is provided with a clamping hook protruding towards the waist rest main body; the waist rest main body is correspondingly provided with a matching part which is connected and matched with the mounting seat, and an avoidance window for the hook to pass through and a clamping plate for being clamped with the hook are arranged in the matching part; the matching part extends backwards to form a connecting outer cover; the connection outer cover can be sleeved on the mounting seat to enable the clamping hook to penetrate through the avoidance window, and the connection outer cover can move in the vertical direction relative to the mounting seat to enable the clamping hook to be clamped and matched with the clamping plate; after the clamping hook is clamped and matched with the clamping plate, the mounting seat is fixedly connected with the connecting outer cover through screws, and the screws penetrate through the connecting outer cover and the mounting seat from the lower part of the connecting outer cover. When in connection, the waist rest main body can be clamped with the mounting seat only by sleeving the connection outer cover on the mounting seat and then moving the connection outer cover along the vertical direction; and the screw is worn to establish on connecting dustcoat and mount pad from the below for connect more concealably, beautify the outward appearance.

Preferably, the matching part is positioned at the center of the waist support main body, the avoiding window is positioned at the upper end of the clamping plate, and the avoiding window penetrates through the waist support main body from front to back; the clamping hook is bent downwards, and the connecting outer cover is sleeved on the mounting seat and then moves upwards so that the clamping hook penetrates through the avoiding window and is clamped with the clamping plate. Adopt the joint mode to connect, connect convenient and fast more.

Preferably, after the connection outer cover is sleeved with the mounting seat along the left-right direction, the connection outer cover and the mounting seat are kept relatively fixed in the horizontal direction. The connection is more convenient and stable.

Preferably, the lower end of the connecting outer cover is provided with a horizontal bottom plate, and the bottom plate is provided with a mounting hole; the lower end of the mounting seat is correspondingly provided with a connecting column, and the lower end of the connecting column is correspondingly provided with an internal threaded hole; the screw passes through the mounting hole from the lower part of the connecting outer cover and is connected in the internal thread hole. Is connected by a screw, and the screw penetrates from the lower part; making the connection faster and hiding the connection trace.

Preferably, the mounting seat is of a cuboid structure, and the mounting seat is hollow; the connecting column extends upwards from the bottom surface of the mounting seat to the interior of the mounting seat.

Preferably, after the clamping hook is clamped with the clamping plate, the lower end of the mounting seat is vertically abutted with the bottom plate. The lower end of the mounting seat is abutted with the bottom plate up and down, so that the connection strength between the mounting seat and the bottom plate is higher.

Preferably, a groove is formed between the clamping plate and the front end face of the waist rest main body; after the clamping hook is clamped with the clamping plate, the clamping hook is positioned in the groove; and the front end of the hook does not exceed the front end surface of the waist rest main body. The hook is positioned in the groove, so that the interference with the back of a human body is avoided, and the use comfort is not influenced.

Preferably, the back of the waist rest main body is provided with criss-cross reinforcing ribs along the peripheral direction of the connecting outer cover. After the mounting seat is connected with the waist rest main body, the connection strength is higher.

Preferably, the rear end of the mounting seat is provided with a connecting plate, and the connecting plate is connected and fixed on the chair back through screws.

Preferably, a gasket is arranged between the connecting plate and the chair back. The connection between the mounting seat and the chair back is more stable, and the sliding is prevented.

Compared with the prior art, the beneficial effects of the utility model are that:

firstly, a mounting seat is arranged on a chair back, and the mounting seat is connected with a waist rest main body in a clamping and fixing mode; then the disassembly between the waist support main body and the mounting seat is the disassembly between the waist support main body and the chair back, so that the disassembly and the assembly between the waist support main body and the chair back are both convenient.

Secondly, a connecting outer cover protruding backwards is arranged at the rear end of the waist rest main body and can be sleeved with the mounting seat; after the connecting outer cover is sleeved with the mounting seat, the connecting outer cover can move up and down relative to the mounting seat and keep relatively fixed in the left and right directions; when the waist rest main body is connected with the mounting seat, the clamping hook is clamped with the clamping plate along the vertical direction only after the connecting outer cover is sleeved on the mounting seat; effectively saving the installation steps.

Moreover, after the mounting seat is connected with the waist rest main body, the mounting seat is hidden in the connecting outer cover; the mounting seat and the connecting outer cover are connected and fixed through a screw, and the screw penetrates from the lower part; the connecting trace between the waist rest main body and the mounting seat can be eliminated; so that the whole is simple and beautiful.

In addition, by the installation structure of the waist rest, for the seat with leather wrapped on the seat back, the installation seat is only required to be fixed on the seat back in advance, and then the waist rest and the installation seat are installed and disassembled; the surface of the chair back cannot be damaged; the waist support main body at the later stage is convenient to detach and replace.

Drawings

Fig. 1 is a schematic perspective view of a connection between a lumbar support main body and a chair back according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of the embodiment of the present invention showing a structure of the waist rest main body, the mounting seat and the chair back which are not connected;

fig. 3 is a schematic perspective view of the back surface of the lumbar support main body in the embodiment of the present invention;

fig. 4 is a schematic perspective view of another angle of the back surface of the lumbar support main body according to the embodiment of the present invention;

fig. 5 is a schematic front perspective view of the waist rest main body after the mounting seat is connected to the waist rest main body in the embodiment of the present invention;

fig. 6 is a schematic perspective view of an embodiment of the present invention;

fig. 7 is a schematic back side perspective view of the installation seat and the lumbar support main body after being connected according to the embodiment of the present invention;

the figures are numbered: a lumbar support body 1; a mounting base 2; a chair back 3; a main board 4; a side plate 5; a fitting portion 6; a connection housing 7; an upper connecting plate 8; a lower connecting plate 9; a hook 10; a chucking plate 11; an avoidance window 12; a bottom plate 13; a mounting hole 14; a connecting column 15; an internally threaded bore 16; a mounting plate 17; a connecting hole 18; a gasket 19; a reinforcing rib 20; a recess 21.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In the description of the present invention, the term "at least one" means 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 implementation manner of the utility model is as follows:

as shown in fig. 1-7, the utility model provides a waist rest mounting structure, which comprises a waist rest main body 1 and a mounting seat 2; the waist rest main body 1 is connected with the chair back 3 through the mounting seat 2; the mounting seat 2 is connected and fixed on the chair back 3 in advance, the waist rest main body 1 and the mounting seat 2 are detachably connected and are connected in a clamping and fixing mode; the waist support main body 1 is connected to the mounting seat 2 and is assembled with the chair back 3, so that the waist support main body 1 and the chair back 3 can be conveniently mounted and dismounted.

As shown in fig. 2-5, the lumbar support body 1 includes a main plate 4 and side plates 5 hinged to two sides of the main plate 4, and the side plates 5 on two sides can be respectively rotated around the main plate 4 to achieve the effect of lumbar support; a matching part 6 which is connected and matched with the mounting seat 2 is arranged at the central position of the main board 4; the mounting seat 2 is of a cuboid structure, and the mounting seat 2 is hollow inside; the mounting seat 2 comprises an upper connecting plate 8 and a lower connecting plate 9; a group of hooks 10 protruding forwards are arranged at the front end of the upper connecting plate 8, the hooks 10 are transversely arranged side by side, and the hooks 10 are bent downwards; the matching part 6 is provided with a connecting outer cover 7 which protrudes backwards out of the back surface of the main board 4, the connecting outer cover 7 is a rectangular sleeve, and the connecting outer cover 7 can be sleeved on the mounting seat 2; a clamping plate 11 which is used for being clamped and matched with the clamping hook 10 is longitudinally arranged in the connecting outer cover 7; an avoidance window 12 which penetrates through the main board 4 from front to back is arranged between the upper end of the clamping board 11 and the connecting outer cover 7; and the escape window 12 can just allow the hook 10 to pass through.

Then, when the mounting seat 2 is connected with the waist rest main body 1, the connecting outer cover 7 on the waist rest main body 1 is sleeved on the mounting seat 2, so that the hook 10 at the front end of the mounting seat 2 penetrates through the avoiding window 12; then the waist rest main body 1 is lifted upwards, so that the clamping hook 10 is clamped on the clamping plate 11 downwards; the clamping cooperation of the clamping hook 10 and the clamping plate 11 can effectively limit the front and back separation of the mounting base 2 and the main board 4. And connect dustcoat 7 and mount pad 2 and cup joint the back, connect dustcoat 7 and can only reciprocate relatively mount pad 2, keep relatively fixed in the horizontal direction between the two for it is more convenient during the installation, only need reciprocate the waist lean on main part 1 can. The connecting outer cover 7 comprises a bottom plate 13 with the lower end arranged horizontally, and after the clamping hook 10 is clamped and matched with the clamping plate 11, the lower connecting plate 9 on the mounting seat 2 is just abutted with the bottom plate 13 up and down, so that the contact area between the bottom plate and the lower connecting plate is increased, and the connecting strength is improved; and the lower connecting plate 9 and the bottom plate 13 are fixedly connected through screws, specifically: the bottom plate 13 is provided with a mounting hole 14, the lower connecting plate 9 is provided with a connecting column 15 which protrudes upwards into the mounting seat 2, the lower surface of the connecting column 15 is flush with the bottom surface of the lower connecting plate 9, and the connecting column 15 is provided with an internal threaded hole 16; a screw is inserted through the mounting hole 14 from below the bottom plate 13 and screwed into the female screw hole 16, thereby connecting and fixing the mount 2 to the lumbar support body 1. Through the connecting structure, the mounting seat 2 and the lumbar support main body 1 have good connecting strength; the two are connected through only one screw after being clamped, so that the connection is very convenient and fast; and after the connection, the mounting seat 2 is hidden in the connection outer cover 7, and the screw is arranged at the lower end of the bottom plate 13, so that connection traces between the mounting seat and the bottom plate can be effectively eliminated, and the whole structure is simpler and more attractive.

As shown in fig. 5, a groove 21 is further formed between the card board 11 and the front end surface of the main board 4; when the mounting base 2 and the main board 4 are mounted and fixed, the hook 10 is just positioned in the groove 21, and the front end of the hook 10 does not exceed the groove 21; avoiding causing a sharp feeling to the user.

As shown in fig. 2, 6 and 7, a mounting plate 17 is further disposed at the rear end of the mounting seat 2, the left and right sides of the mounting plate 17 respectively protrude outwards from the mounting seat 2, and the mounting seat 2 is connected and fixed to the seat back 3 through the mounting plate 17, specifically: the left side and the right side of the mounting plate 17 are symmetrically provided with connecting holes 18 for connecting screws; during connection, the mounting plate 17 is attached to the front end face of the chair back 3, then the mounting plate 17 and the chair back 3 are fixedly connected together through screws, and a gasket 19 is arranged between the mounting plate 17 and the chair back 3; the gasket 19 can prevent the installation seat 2 and the chair back 3 from sliding, so that the connection is tighter. On the back of the main board 4, criss-cross reinforcing ribs 20 are arranged around the connecting outer cover 7 to improve the structural strength; so that the installation seat 2 and the lumbar support main body 1 and the installation seat 2 and the chair back 3 have good connection strength; the structure is more stable.

To sum up, in the waist rest mounting structure of the utility model, the waist rest main body 1 is connected to the chair back 3 through the mounting seat 2, and the fixed mounting seat 2 is connected to the chair back 3 in advance, so that the disassembly and assembly of the waist rest main body 1 and the chair back 3 can be replaced by the disassembly between the waist rest main body 1 and the mounting seat 2; the structure is simple and reliable, and after the connecting outer cover 7 is matched with the mounting seat 2 in a sleeved mode, the waist rest main body 1 is lifted upwards to enable the clamping hook 10 to be matched with the clamping plate 11 in a clamped mode, so that the waist rest main body 1 is convenient to mount and dismount; for the seat with leather on the surface of the chair back 3, the leather on the surface of the chair back cannot be damaged in the process of mounting and dismounting the waist rest.

The above-mentioned embodiments are illustrative and should not be construed as limiting the scope of the invention, which is defined by the appended claims, and all modifications of the equivalent forms of the present invention which are obvious to those skilled in the art after reading the present invention.

Claims (10)

1. The utility model provides a waist leans on mounting structure which characterized in that: the waist support comprises a waist support main body and a mounting seat arranged on a chair back and used for connecting the waist support main body, wherein the mounting seat is detachably connected with the waist support main body; the mounting seat is provided with a clamping hook protruding towards the waist rest main body; the waist rest main body is correspondingly provided with a matching part which is connected and matched with the mounting seat, and an avoidance window for the hook to pass through and a clamping plate for being clamped with the hook are arranged in the matching part; the matching part extends backwards to form a connecting outer cover; the connection outer cover can be sleeved on the mounting seat to enable the clamping hook to penetrate through the avoidance window, and the connection outer cover can move in the vertical direction relative to the mounting seat to enable the clamping hook to be clamped and matched with the clamping plate; after the clamping hook is clamped and matched with the clamping plate, the mounting seat is fixedly connected with the connecting outer cover through screws, and the screws penetrate through the connecting outer cover and the mounting seat from the lower part of the connecting outer cover.

2. The lumbar support mounting structure of claim 1, wherein: the matching part is positioned at the center of the waist rest main body, the avoiding window is positioned at the upper end of the clamping plate, and the avoiding window penetrates through the waist rest main body from front to back; the clamping hook is bent downwards, and the connecting outer cover is sleeved on the mounting seat and then moves upwards so that the clamping hook penetrates through the avoiding window and is clamped with the clamping plate.

3. The lumbar support mounting structure of claim 1, wherein: after the connecting outer cover is sleeved with the mounting seat, the connecting outer cover and the mounting seat are kept relatively fixed in the horizontal direction.

4. The lumbar support mounting structure of claim 1, wherein: the lower end of the connecting outer cover is provided with a horizontal bottom plate, and the bottom plate is provided with a mounting hole; the lower end of the mounting seat is correspondingly provided with a connecting column, and the lower end of the connecting column is correspondingly provided with an internal threaded hole; and the screw penetrates through the mounting hole from the lower part of the connecting outer cover and is connected in the internal thread hole.

5. The lumbar support mounting structure of claim 4, wherein: the mounting seat is of a cuboid structure, and the mounting seat is hollow inside; the connecting column extends upwards from the bottom surface of the mounting seat to the interior of the mounting seat.

6. The lumbar support mounting structure of claim 4, wherein: after the clamping hook is clamped with the clamping plate, the lower end of the mounting seat is connected with the bottom plate in an up-and-down abutting mode.

7. The lumbar support mounting structure of claim 1, wherein: a groove is formed between the clamping plate and the front end face of the waist rest main body; after the clamping hook is clamped with the clamping plate, the clamping hook is positioned in the groove; and the front end of the hook does not exceed the front end surface of the waist rest main body.

8. The lumbar support mounting structure of claim 1, wherein: criss-cross reinforcing ribs are arranged on the back of the waist rest main body along the peripheral direction of the connecting outer cover.

9. The lumbar support mounting structure of claim 1, wherein: the rear end of the mounting seat is provided with a connecting plate, and the connecting plate is fixed on the chair back through screw connection.

10. The lumbar support mounting structure of claim 9, wherein: a gasket is arranged between the connecting plate and the chair back.

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