CN111887644B

CN111887644B - Chair

Info

Publication number: CN111887644B
Application number: CN202010845189.XA
Authority: CN
Inventors: 陈平
Original assignee: Taizhou Jinmeiao Chair Industry Share Co ltd
Current assignee: Taizhou Jinmeiao Chair Industry Share Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2023-11-10
Anticipated expiration: 2040-08-20
Also published as: CN111887644A

Abstract

The invention discloses a seat, which comprises a base and a seat, wherein the seat is provided with a cavity for accommodating a drawer, a guide rail is fixed in the cavity, a sliding frame is fixed at the bottom of the drawer, the sliding frame is in sliding fit connection with the guide rail, the guide rail is provided with a plurality of locking teeth, a locking block, a transmission rod and an action rod are arranged in the sliding frame, the locking block is in fit connection with the locking teeth, one end of the action rod is connected with the locking block through the transmission rod, and the other end of the action rod penetrates through the sliding frame and is connected with a handle. When pulling the handle outward, the handle can be through action pole, action that the transfer line made the locking piece break away from the lock tooth, unblock the position of drawer, can follow the guide rail drawing the drawer like this, and after releasing the handle, the locking piece can be automatic be connected with the lock tooth cooperation and realize the position locking to the drawer, so as long as release the handle just can the vertical horse realize the position locking to the drawer, this kind of operating mechanism that in time realizes the position locking can avoid the drawer to slide out or suddenly slide into in the seat from the seat interior, user experience feels very good.

Description

Chair

Technical Field

The invention relates to the field of furniture, in particular to a seat.

Background

In order to improve the practicability of the seat, the existing seat is provided with a drawer, namely, the existing seat is provided with a drawer storage function. However, when the user uses the seat, the user can often move the seat, so that the drawer can slide out of the seat accidentally easily, or in the process of opening the drawer to place articles, the drawer can slide into the seat suddenly, which reduces the use experience of the user, so that the functions of the multifunctional seat are not perfect.

Disclosure of Invention

The invention aims to provide a seat for solving the technical defect that a drawer of the existing seat is easy to slide out.

In order to solve the problems, the invention adopts the following technical scheme:

the invention relates to a seat, which comprises a base and a seat, wherein the seat is provided with a cavity for accommodating a drawer, a guide rail is fixed in the cavity, a sliding frame is fixed at the bottom of the drawer, the sliding frame is in sliding fit connection with the guide rail, the guide rail is provided with a plurality of locking teeth, a locking block, a transmission rod and an action rod are arranged in the sliding frame, the locking block is in fit connection with the locking teeth, one end of the action rod is connected with the locking block through the transmission rod, and the other end of the action rod penetrates through the sliding frame and is connected with a handle.

In the seat, the sliding frame comprises a fixed rod and two sliding rods, the two sliding rods are respectively and vertically fixed at two ends of the fixed rod, and the action rod penetrates through the fixed rod and then is connected with the handle.

Wherein, in above-mentioned seat, the transfer line is L type pole, and the one end and the locking piece rotation of transfer line are connected, and the other end and the one end rotation of action bars of transfer line are connected.

In the seat, the support column is arranged on the slide bar, and the right angle part of the transmission rod is rotationally connected with the support column.

In the seat, the bottom of the sliding rod is in sliding fit with the bottom of the guide rail, or the side part of the sliding rod is in sliding fit with the guide rail and covers the locking teeth.

In the seat, the sliding rod is provided with a locking block hole, and the locking block extends out of the locking block hole and is matched and connected with the locking teeth.

In the above seat, an elastic member is provided between the action rod and the fixing rod.

In the seat, the elastic piece is arc-shaped, two ends of the elastic piece are fixedly connected with the fixing rod, and the middle position of the elastic piece is fixedly connected with the action rod.

In the seat, the elastic piece is arched inwards, and the middle position of the elastic piece is fixed at one end of the action rod, which faces the transmission rod.

In the above seat, when the elastic member is in a normal state, the handle abuts against the fixing rod.

According to the seat, the drawer is additionally arranged, when the handle is pulled outwards, the handle can enable the locking piece to be separated from the locking teeth through the action of the action rod and the transmission rod, and the position of the drawer is unlocked, so that the drawer can be pulled along the guide rail, and after the handle is released, the locking piece can be automatically matched and connected with the locking teeth to lock the position of the drawer, so that the position of the drawer can be locked by standing a horse only by releasing the handle, and the operation mechanism for realizing the position locking in time can avoid the drawer from accidentally sliding out of the seat or suddenly sliding into the seat, so that the user experience is excellent.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a chair back according to the present invention without extending out of the seat;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a left side view of the chair back of the present invention extended from the seat and the drawer open;

FIG. 4 is a schematic view of the internal structure of the chair back of the present invention with the chair back extended from the seat and the drawer open;

fig. 5 is a schematic view of the internal structure of the chair back of the present invention when the chair back extends out of the chair seat and the drawer is closed.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.

Referring to fig. 1 to 5, a seat of this embodiment includes a base 1, a seat 2 and a backrest 3, a seat support assembly, a backrest support assembly and a linkage frame 4 are disposed on the base 1, the seat 2 is disposed outside the seat support assembly in a vertically sliding manner, the backrest 3 is disposed outside the backrest support assembly in a vertically sliding manner, the linkage frame 4 is disposed between the seat 2 and the backrest 3, and can link the lifting movement of the seat 2 with the lifting movement of the backrest 3, when a user sits on the seat 2, the backrest 3 automatically extends out of the seat 2 for leaning by the user, when the user leaves the seat 2, the backrest 3 automatically resets, the height of the whole seat is reduced, so that the seat can be completely accommodated under a table.

Specifically, the seat support assembly of this embodiment includes a first seat support frame 5 and a second seat support frame 6 that set up relatively, the inside of the seat 2 is equipped with a first seat slide frame 7 and a second seat slide frame 8 relatively, the first seat slide frame 7 and the second seat slide frame 8 slide respectively and set up on the first seat support frame 5 and the second seat support frame 6, similarly, the back support assembly includes a first back support frame 9 and a second back support frame 10 that set up relatively, a first back slide frame 11 and a second back slide frame 12 are equipped relatively inside the back 3, and the first back slide frame 11 and the second back slide frame 12 slide respectively and set up on the first back support frame 9 and the second back support frame 10. Here, the first seat slide 7, the second seat slide 8, the first back slide 11 and the second back slide 12 are respectively provided with a sliding sleeve 13, and the sliding sleeve 13 can be slidably coupled with the first seat support 5, the second seat support 6, the first back support 9 and the second back support 10, so that the seat 2 and the back 3 can be ensured to slide on the seat support assembly and the back support assembly respectively and smoothly.

The base 1 is a metal plate or a wood plate, the first seat support frame 5, the second seat support frame 6, the first seat back support frame 9 and the second seat back support frame 10 are metal brackets, the first seat back support frame 9 and the first seat support frame 5 are integrally formed and fixed on one side of the base 1, and the second seat back support frame 10 and the second seat support frame 6 are integrally formed and fixed on the other side of the base 1. The base 1 is also provided with a telescopic assembly (not shown), the telescopic assembly is connected with the linkage frame 4, the telescopic assembly is of a conventional structure and comprises a telescopic rod and a spring sleeved on the telescopic rod, one end of the telescopic rod is connected with the base 1 and can be fixed between the first seat support frame 5 and the second seat support frame 6, the other end of the telescopic rod is connected with the linkage frame 4, the telescopic assembly is switched between a normal state and a compression state, the telescopic assembly has a distance between the seat 2 and the base 1 in the normal state, and the seat 2 is contacted with the base 1 in the full compression state.

The seat 2 and the back 3 are made of wood, the first seat slide frame 7, the second seat slide frame 8, the first back slide frame 11 and the second back slide frame 12 are metal brackets, the first seat slide frame 7 and the second seat slide frame 8 are respectively fixed in the inner cavity of the seat 2, the first back slide frame 11 and the second back slide frame 12 are respectively fixed in the inner cavity of the back 3, a seat connecting frame 14 is arranged between the first seat slide frame 7 and the second seat slide frame 8, a back connecting frame 15 is arranged between the first back slide frame 11 and the second back slide frame 12, the linkage frame 4 is arranged between the seat connecting frame 14 and the back connecting frame 15, one end of the linkage frame 4 is rotationally connected with the seat connecting frame 14, the other end of the linkage frame 4 is rotationally connected with the back connecting frame 15, for example, the other end of the linkage frame 4 is provided with a sliding groove, the universal swivel is arranged on the connecting frame 15, the universal swivel is connected in the sliding groove, and the middle part component is connected with the linkage frame 4 and is close to the linkage frame 4. The outside of the chair seat 2 is provided with a first inclined plane 16, the outside of the chair back 3 is provided with a second inclined plane 17, the first inclined plane 16 is matched and abutted with the second inclined plane 17, when the chair seat 2 is subjected to downward force and the telescopic assembly is in a compressed state, the top height of the second inclined plane 17 is larger than the top height of the first inclined plane 16, so that the chair back 3 extends out of the chair seat 2, after the chair seat 2 is contacted with the base 1, the chair back 3 completely extends out of the chair seat 2, when the chair seat 2 is not subjected to downward force or the telescopic assembly is in a normal state, the top height of the second inclined plane 17 is equal to the top height of the first inclined plane 16, so that the chair back 3 does not extend out of the chair seat 2, the chair seat can be completely contained under a table, the chair seat 2 is in an inverted trapezoid shape, when the chair back 2 is not subjected to downward force or the telescopic assembly is in a normal state, the top surface of the chair back 2 and the top surface of the chair back 3 are spliced to form a horizontal object placing plane, so that an object which is not heavy when the chair is convenient to place when the chair is not used, the chair is convenient, the practicability of the chair is improved.

To further enhance the usability of the chair, the seat 2 is also provided with a drawer 18. Specifically, the seat 2 is provided with a chamber for accommodating the drawer 18, a guide rail 19 is fixed in the chamber, a sliding frame 20 is fixed at the bottom of the drawer 18, and the sliding frame 20 is in sliding fit with the guide rail 19, so that the drawer 18 can be inserted into or pulled out of the seat 2 along the guide rail 19.

The guide rail 19 is provided with a plurality of lock teeth 21, the sliding frame 20 is internally provided with a lock block 22, a transmission rod 23 and an action rod 24, the lock block 22 is connected with the lock teeth 21 in a matched manner to lock the position of the drawer 18, one end of the action rod 24 is connected with the lock block 22 through the transmission rod 23, the other end of the action rod 24 penetrates through the sliding frame 20 and then is connected with a handle 25, when the handle 25 is pulled outwards, the handle 25 enables the lock block 22 to be separated from the lock teeth 21 through the action of the action rod 24 and the transmission rod 23 to unlock the position of the drawer 18, so that the drawer 18 can be drawn along the guide rail 19, and after the handle 25 is released, the lock block 22 can be automatically connected with the lock teeth 21 in a matched manner to lock the position of the drawer 18, so that the position of the drawer 18 can be locked immediately by just releasing the handle 25, the operation mechanism for realizing the position locking in time can be avoided, the drawer 18 can be accidentally slid out of the chair seat 2 or suddenly slid into the chair seat 2, and the user experience is excellent.

The whole carriage 20 is fixed at the bottom of the existing drawer 18, the carriage 20 comprises a fixed rod 26 and two sliding rods 27, the two sliding rods 27 are respectively and vertically fixed at two ends of the fixed rod 26, the action rod 24 penetrates through the fixed rod 26 and then is connected with the handle 25, the top of the sliding rod 27 is fixedly connected with the bottom of the drawer 18, the inner side of the bottom of the sliding rod 27 is in sliding fit with the bottom of the guide rail 19 through a pulley and other structures, and of course, the side of the sliding rod 27 can also be in sliding fit with the guide rail 19 and cover the locking teeth 21. The top of slide bar 27 and the bottom fixed connection of drawer 18, slide bar 27 is equipped with the locking piece hole, the locking piece 22 stretches out behind the locking piece hole and joins in marriage with lock tooth 21 and connect, the inboard of slide bar 27 is equipped with support column 28, transfer line 23 is L type pole, the one end and the locking piece 22 of transfer line 23 rotate to be connected, the other end and the one end rotation of action rod 24 of transfer line 23 are connected, the right angle department and the support column 28 rotation of transfer line 23 are connected, when outwards pulling handle 25 like this, handle 25 can drive transfer line 23 through action rod 24 and rotate around support column 28, and then make locking piece 22 retract the locking piece hole and break away from lock tooth 21. In order to realize that the locking piece 22 is automatically matched and connected with the locking teeth 21 after the pull handle 25 is loosened, an elastic piece 29 is arranged between the action rod 24 and the fixed rod 26, the elastic piece 29 is arc-shaped and inwards arched, namely inwards arched towards the transmission rod 23, two ends of the elastic piece 29 are fixedly connected with the fixed rod 26, the middle position of the elastic piece 29 is fixedly connected with the action rod 24, when the elastic piece 29 is in a normal state, namely not compressed, the pull handle 25 is abutted with the fixed rod 26, if the pull handle 25 is pulled outwards, the position of the drawer 18 can be unlocked, at the moment, the elastic piece 29 is compressed, and after the pull handle 25 is loosened, the elastic piece 29 is restored to reset all parts to realize the position locking of the drawer 18.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The seat comprises a base and a seat, wherein the seat is provided with a chamber for accommodating a drawer, a guide rail is fixed in the chamber, a sliding frame is fixed at the bottom of the drawer, and the sliding frame is in sliding fit with the guide rail;

when pulling the handle outward, the handle can be through action pole, transfer line's effect makes the locking piece break away from the lock tooth, unblocks the position of drawer for can follow the guide rail and draw the drawer, and after loosening the handle, the locking piece can be automatic with lock tooth cooperation be connected realize the position locking to the drawer, so that just loosening the handle just can immediately realize the position locking to the drawer, realize can avoiding the drawer to slide out or suddenly slide in the seat support from the seat support in unexpected.

2. The seat according to claim 1, wherein the carriage comprises a fixed rod and two slide rods, the two slide rods are respectively and vertically fixed at two ends of the fixed rod, and the action rod penetrates through the fixed rod and then is connected with the handle.

3. The seat according to claim 2, wherein the transmission rod is an L-shaped rod, one end of the transmission rod is rotatably connected to the locking piece, and the other end of the transmission rod is rotatably connected to one end of the action rod.

4. The seat according to claim 2, wherein the slide bar is provided with a support column, and the right angle of the transmission rod is rotatably connected with the support column.

5. The seat of claim 2, wherein a bottom of the slide bar is slidably coupled to a bottom of the track or a side of the slide bar is slidably coupled to the track and encases the lock teeth.

6. The seat of claim 5, wherein the slide bar is provided with a locking block hole, and the locking block is matched with the locking tooth after extending out of the locking block hole.

7. A seat as claimed in claim 2, wherein an elastic member is provided between the actuating lever and the fixed lever.

8. The seat according to claim 7, wherein the elastic member is arc-shaped, both ends of the elastic member are fixedly connected with the fixing rod, and a middle position of the elastic member is fixedly connected with the acting rod.

9. The seat of claim 8, wherein the resilient member is inwardly arched and a central location of the resilient member is fixed at an end of the actuating lever facing the drive link.

10. The seat according to claim 8, wherein the handle abuts against the fixing rod when the elastic member is in a normal state.