CN218127688U

CN218127688U - Seat chassis with locking function

Info

Publication number: CN218127688U
Application number: CN202222640140.8U
Authority: CN
Inventors: 卢国锋
Original assignee: Foshan Shunde Zhaofeng Furniture Co ltd
Current assignee: Foshan Shunde Zhaofeng Furniture Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2022-12-27
Anticipated expiration: 2032-10-08

Abstract

The utility model provides a seat chassis of function is locked in area, relate to seat chassis technical field, which comprises a base, chassis bottom fixed mounting has the mounting bracket, the one end slidable mounting of mounting bracket has a pair of slide bar, one side fixed mounting of a pair of slide bar has the horizontal pole, the equal fixed mounting in both ends of horizontal pole has the latch, the bottom one end on chassis is inlayed and is established and install a pair of spring box, the cover is equipped with the connecting axle between a pair of spring box, the both ends of connecting axle are all overlapped and are equipped with the gear in one side that is close to the latch, intermeshing between gear and the latch, the center department cover of connecting axle is equipped with the connecting piece, inlay and establish and install the bearing inside one side of mounting bracket, and the inside cover at the bearing is equipped with the sleeve, telescopic one end threaded connection has the threaded rod, the one end and the inboard fixed connection of horizontal pole of threaded rod, one side on chassis is rotated and is connected with the pivot, the one end cover of pivot is equipped with the awl tooth. The utility model discloses a, the multi-angle locking effect on seat chassis can be effectively improved, higher practical value has.

Description

Seat chassis with locking function

Technical Field

The utility model belongs to the technical field of the seat chassis, more specifically says, in particular to seat chassis of area locking function.

Background

The chair is a seat with a backrest and armrests, and along with the development of the times, the chair has stronger and stronger functionality and can adjust the angle of the backrest.

Based on the above, the present inventors found that the following problems exist: the angle that seat chassis adjusted when adjusting the back is limited to when locking the back angle, can only lock specific angle, consequently under the different condition of angle demand of different crowds to the back, make seat chassis's practicality not strong.

In view of the above, research and improvement are made on the existing structure and defects, and a seat chassis with a locking function is provided to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a take locking function's seat chassis to solve present seat chassis backrest locking angle limited problem that has locking function.

The utility model discloses the purpose and the efficiency on seat chassis of area locking function are reached by following concrete technical means:

the utility model provides a take locking function's seat chassis, includes the chassis, chassis bottom fixed mounting has the mounting bracket, the one end slidable mounting of mounting bracket has a pair of slide bar, and is a pair of one side fixed mounting of slide bar has the horizontal pole, the equal fixed mounting in both ends of horizontal pole has the latch, the bottom one end on chassis is inlayed and is established and install a pair of spring box, and is a pair of the cover is equipped with the connecting axle between the spring box, the both ends of connecting axle all overlap in one side that is close to the latch and are equipped with the gear, intermeshing between gear and the latch, the center department cover of connecting axle is equipped with the connecting piece.

Furthermore, the bearing is embedded in one side of the interior of the mounting rack, and a sleeve is sleeved in the bearing.

Furthermore, telescopic one end threaded connection has the threaded rod, the one end and the inboard fixed connection of horizontal pole of threaded rod.

Furthermore, one side of the chassis is rotatably connected with a rotating shaft, and one end of the rotating shaft is sleeved with a bevel gear.

Furthermore, one end of the sleeve is sleeved with a conical fluted disc, and the conical fluted disc and the conical teeth are meshed with each other.

Furthermore, a hand wheel is sleeved at one end, away from the bevel gear, of the rotating shaft, and anti-skidding textures are arranged on the outer side of the hand wheel.

Furthermore, a pair of mounting blocks is mounted on two sides of the upper end face of the chassis, and mounting holes are formed in the centers of the mounting blocks.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. according to the seat chassis with the locking function, the cross rod is arranged at one end of the slide rod, so that the moving stability of the cross rod is improved by the slide rod when the cross rod moves, the connecting shaft is sleeved between the coil spring boxes, and the back can automatically reset after the gear and the latch are separated by utilizing the stretching effect of the coil springs in the coil spring boxes, so that the use of a user is facilitated;

2. according to the seat chassis with the locking function, the backrest can be conveniently installed through the sleeved connecting piece, the bevel teeth are meshed with the bevel gear disc, a user can conveniently rotate the bevel teeth to drive the bevel gear disc to rotate, so that the sleeve rotates, and the threaded rod can be driven to do linear motion when the sleeve rotates through the installation of the threaded rod, so that the transverse rod is pushed, and the gear is meshed with the clamping teeth; the utility model has the advantages of simple and reasonable structure, the modern design, easy operation is convenient, can effectively improve the multi-angle locking effect on seat chassis, has higher practical value.

Drawings

Fig. 1 is a schematic bottom view of the present invention.

Fig. 2 is a perspective view of the internal structure of the present invention.

Fig. 3 is a schematic view of the mount of the present invention.

Fig. 4 is a schematic side view of the gear latch of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a chassis; 2. mounting blocks; 3. a spring coiling box; 4. a connecting shaft; 5. a connecting member; 6. a gear; 7. a mounting frame; 8. a conical fluted disc; 9. conical teeth; 10. a rotating shaft; 11. a hand wheel; 12. clamping teeth; 13. a slide bar; 14. a cross bar; 15. a sleeve; 16. a threaded rod.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, 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.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a take seat chassis of locking function, including

chassis

1, 1 bottom fixed mounting on chassis has mounting bracket 7, the one end slidable mounting of mounting bracket 7 has a pair of slide bar 13, and is a pair of one side fixed mounting of slide bar 13 has horizontal pole 14, and it is a pair of through one end installation horizontal pole 14 at slide bar 13 for horizontal pole 14 utilizes slide bar 13 to improve the stability that horizontal pole 14 removed when removing, the equal fixed mounting in both ends of horizontal pole 14 has latch 12, the bottom one end of chassis 1 is inlayed and is established and install a pair of spring box 3, and is a pair of the cover is equipped with connecting axle 4 between spring box 3, establishes connecting axle 4 through the cover between spring box 3, utilizes the tensile effect of the inside spring of spring box 3 for gear 6 and latch 12 after the separation, the back can automatic re-setting, and the person of facilitating the use uses, the both ends of connecting axle 4 all overlap in one side that is close to latch 12 and are equipped with gear 6, intermeshing between gear 6 and latch 12, make the two can connect axle 4 rotation spacing in the back of connecting axle when carrying out the meshing, thereby conveniently carry out the regulation back of connecting axle 4, the suit is equipped with connecting axle 5, and is convenient to the connecting axle installation department of connecting axle 5, and is installed through the connecting axle.

Wherein, the inside one side of mounting bracket 7 is inlayed and is established and install the bearing to the cover is equipped with sleeve 15 in the inside of bearing, establishes sleeve 15 through the inside cover of bearing, makes things convenient for sleeve 15 to rotate.

Wherein, the threaded connection of one end of sleeve 15 has threaded rod 16, the one end of threaded rod 16 and the inboard fixed connection of horizontal pole 14, through installation threaded rod 16 for can drive threaded rod 16 when sleeve 15 is rotatory and do linear motion, thereby promote horizontal pole 14.

Wherein, one side of chassis 1 rotates and is connected with pivot 10, the one end cover of pivot 10 is equipped with awl tooth 9.

Wherein, sleeve 15's one end cover is equipped with awl fluted disc 8, intermeshing between awl fluted disc 8 and the awl tooth 9, through intermeshing between awl tooth 9 and the awl fluted disc 8, the rotatory awl tooth 9 of person of facilitating the use drives awl fluted disc 8 and rotates to it is rotatory to make sleeve 15.

Wherein, the hand wheel 11 is sleeved on the end of the rotating shaft 10 far away from the bevel gear 9, anti-skid grains are arranged on the outer side of the hand wheel 11, and the hand wheel 11 is installed, so that a user can rotate the bevel gear 9 conveniently.

Wherein, a pair of installation piece 2 is all installed to the up end both sides of chassis 1, the mounting hole has all been seted up in the center department of installation piece 2, through installation piece 2, is convenient for install the seat pad.

The specific use mode and function of the embodiment are as follows:

when the product is used, whether each mechanism inside the seat chassis with the locking function is complete is checked firstly, then the chassis 1 is installed, the backrest is installed on the connecting piece 4, when the angle of the backrest needs to be adjusted by a user, the hand wheel 11 is rotated by the user, the bevel gear 9 is driven to rotate, the sleeve 15 is driven to rotate due to the fact that the bevel gear 9 and the bevel gear disc 8 are meshed with each other, one end of the sleeve 15 is connected with the threaded rod 16, the threaded rod 16 is fixedly connected with the cross rod 14, the cross rod 14 is connected with the slide rod 13, the threaded rod 16 is limited by the slide rod 13, the threaded rod 16 can be driven to move linearly when the sleeve 15 rotates, the cross rod 14 moves backwards, the latch 12 is separated from the gear 6 on the connecting shaft 4, the user can adjust the angle of the backrest randomly, when the angle is adjusted properly, the hand wheel 5 is rotated reversely, the sleeve 15 drives the threaded rod 16 to extend, the latch 12 is meshed with the gear 6 again, the latch 4 is locked, and the backrest connecting shaft is locked.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A seat chassis with a locking function comprises a chassis (1), and is characterized in that: chassis (1) bottom fixed mounting has mounting bracket (7), the one end slidable mounting of mounting bracket (7) has a pair of slide bar (13), and is a pair of one side fixed mounting of slide bar (13) has horizontal pole (14), the equal fixed mounting in both ends of horizontal pole (14) has latch (12), the bottom one end on chassis (1) is inlayed and is established and install a pair of spring coiling case (3), and is a pair of the cover is equipped with connecting axle (4) between spring coiling case (3), the both ends of connecting axle (4) all overlap in one side that is close to latch (12) and are equipped with gear (6), intermeshing between gear (6) and latch (12), the center department cover of connecting axle (4) is equipped with connecting piece (5).

2. The seat pan with locking function according to claim 1, characterized in that: the bearing is embedded and installed on one side of the interior of the mounting frame (7), and a sleeve (15) is sleeved inside the bearing.

3. The seat pan with locking function according to claim 2, characterized in that: one end of the sleeve (15) is in threaded connection with a threaded rod (16), and one end of the threaded rod (16) is fixedly connected with the inner side of the cross rod (14).

4. The seat pan with locking function according to claim 3, characterized in that: one side of the chassis (1) is rotatably connected with a rotating shaft (10), and one end of the rotating shaft (10) is sleeved with a bevel gear (9).

5. The seat pan with locking function according to claim 4, characterized in that: one end of the sleeve (15) is sleeved with a conical fluted disc (8), and the conical fluted disc (8) and the conical teeth (9) are meshed with each other.

6. The seat pan with locking function according to claim 5, characterized in that: the hand wheel (11) is sleeved at one end, far away from the bevel teeth (9), of the rotating shaft (10), and anti-skidding textures are arranged on the outer side of the hand wheel (11).

7. The seat pan with locking function according to claim 1, characterized in that: a pair of mounting blocks (2) are mounted on two sides of the upper end face of the chassis (1), and mounting holes are formed in the centers of the mounting blocks (2).