CN220477259U

CN220477259U - Dining chair with adjustable seat body

Info

Publication number: CN220477259U
Application number: CN202321464319.0U
Authority: CN
Inventors: 韩舜民
Original assignee: Guangdong Meimeijia Furniture Co ltd
Current assignee: Guangdong Meimeijia Furniture Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2024-02-13
Anticipated expiration: 2033-06-08

Abstract

The utility model relates to the technical field of seats, in particular to a dining chair with an adjustable seat body, which comprises a base, wherein the base comprises a supporting frame, an adjusting mechanism and an actuating mechanism, the two adjusting mechanisms are respectively arranged on two sides of the base, each adjusting mechanism comprises a fixed block, an adjusting rod and first bevel gears, the fixed block is connected with the seat body, one end of the fixed block, which is close to the supporting frame, is provided with an adjusting hole, the inner wall of the adjusting hole is provided with an internal thread, the adjusting rod is provided with an external thread matched with the internal thread, the first bevel gears are connected with the adjusting rod, the actuating mechanism is arranged in the supporting frame, the actuating mechanism comprises a synchronous component and a driving component, the synchronous component is meshed with each first bevel gear, and the driving component drives the synchronous component to rotate. According to the seat body adjustable dining chair, the synchronous assembly drives the two first bevel gears to control the adjusting rods to rotate so as to drive the fixed blocks to move along the adjusting rods, so that the seat body can be controlled to synchronously lift through the fixed blocks, and the purpose of avoiding the inclination of the seat body after the height is adjusted is achieved.

Description

Dining chair with adjustable seat body

Technical Field

The utility model relates to the technical field of seats, in particular to a dining chair with an adjustable seat body.

Background

Dining chair is the chair of having dinner usefulness, is a kind of dining room furniture, uses with dining table cooperation generally, in order to adapt to the crowd of different heights, has appeared the dining chair with adjustable height, among the conventional art, like the publication number: CN211511204U discloses a be used for high regulation structure of children's dining chair, including the chair body, branch and outer pole, the inside movable chamber that is provided with of outer pole, the bottom at the chair body is installed to the upper end of branch, high regulation mechanism includes the lead screw, conical gear a, conical gear B, L type bull stick and footboard, the one end of lead screw passes through the bearing to be fixed in the bottom of outer pole, the other end of lead screw stretches into in the inner chamber of branch and rather than threaded connection, conical gear a and the coaxial welding of lead screw, conical gear B and conical gear a meshing are connected, L type bull stick one end and footboard fixed connection, the L type bull stick other end stretches into movable intracavity and conical gear B coaxial welding. Through setting up the foot mechanism of restrainting on the footboard to just can drive the lead screw rotation through the mode of stepping on, thereby make branch drive the chair body up-and-down motion, carry out altitude mixture control, however, through the mode of stepping on control dining chair lift, the high synchronous lift of difficult to control pedestal both sides exists the problem that the pedestal appears the slope after height-adjusting.

Disclosure of Invention

Based on the above, it is necessary to provide a dining chair with an adjustable seat body, which is difficult to control the height of both sides of the seat body to synchronously lift by controlling the lifting of the dining chair by foot, and has the problem that the seat body is inclined after the height is adjusted.

A seat-adjustable dining chair comprising: the base and connect the pedestal of base, the base includes support frame, adjustment mechanism and actuating mechanism, adjustment mechanism's quantity is two, two adjustment mechanism set up respectively in the both sides of base, each adjustment mechanism all includes fixed block, regulation pole and first bevel gear, the fixed block with the pedestal connection, the fixed block is close to the one end of support frame is equipped with the regulation hole, the inner wall of regulation hole is equipped with the internal thread, the regulation pole be equipped with internal thread complex external screw thread, the one end of regulation pole set up in the regulation hole, the other end of regulation pole with the support frame rotates to be connected, and extends to in the support frame, first bevel gear with it is connected to be located in the support frame, actuating mechanism install in the support frame, actuating mechanism includes synchronous subassembly and drive assembly, synchronous subassembly and each first bevel gear meshing, drive assembly drives synchronous subassembly rotates.

Compared with the related art, the seat body adjustable dining chair has the beneficial effects that: the synchronous assembly drives the two first bevel gears to control the adjusting rods to rotate so as to drive the fixed blocks to move along the adjusting rods, thereby being beneficial to controlling the base body to synchronously lift through the fixed blocks and achieving the purpose of avoiding the base body from inclining after the height is adjusted.

In one embodiment, the driving assembly comprises a driving member, a driving gear and a driven gear, wherein the driving member is fixed in the supporting frame, an output shaft of the driving member is fixedly connected with the driving gear, and the driven gear is fixedly connected with the synchronizing assembly and meshed with the driving gear.

In one embodiment, the synchronization assembly comprises a transmission rod connected with the support frame in a rotating mode and two second bevel gears connected with the transmission rod, and the two second bevel gears are meshed with the first bevel gears respectively.

In one embodiment, the support frame comprises a frame body and a mounting seat arranged in the frame body, wherein the frame body is provided with a containing groove, and the actuating mechanism is arranged in the containing groove and is arranged on the mounting seat.

In one embodiment, the seat body includes a seat body and armrests connected to the seat body, the seat body is connected to each of the fixing blocks, and the armrests are mounted on two sides of the seat body.

In one embodiment, the seat body further comprises a leg support and a clamping piece, the seat body is provided with a slot for inserting the leg support, and the clamping piece penetrates through the seat body and extends into the leg support.

In one embodiment, the engaging member includes an insertion portion and a handle portion, wherein the insertion portion is disposed through the seat body and extends into the leg rest, and the handle portion abuts against the seat body.

In one embodiment, the number of the engaging members is two, and the two engaging members are respectively disposed at two sides of the seat body.

In one embodiment, a positioning hole matched with the clamping piece is formed in one side of the leg support.

Drawings

FIG. 1 is a schematic view of a seat body adjustable dining chair according to the present utility model;

FIG. 2 is an enlarged schematic view of a portion A of the adjustable seat shown in FIG. 1;

FIG. 3 is a partial front view of the adjustable seat dining chair of FIG. 1;

FIG. 4 is an enlarged view of a portion B of the adjustable seat shown in FIG. 3;

FIG. 5 is a schematic view of a fastening member of the adjustable seat dining chair shown in FIG. 1;

fig. 6 is a schematic view of a leg rest of the seat body adjustable dining chair shown in fig. 1.

The meaning of the reference numerals in the drawings are:

100. dining chair with adjustable seat body;

11. a support frame; 111. a frame body; 112. a mounting base; 113. a receiving groove; 12. an adjusting mechanism; 121. a fixed block; 122. an adjusting rod; 123. a first bevel gear; 124. an external thread; 13. an actuating mechanism; 131. a synchronization component; 132. a drive assembly; 133. a driving member; 134. a drive gear; 135. a driven gear; 136. a transmission rod; 137. a second bevel gear;

20. a base; 21. a seat body; 211. a slot; 22. an armrest; 23. a leg rest; 231. positioning holes; 24. a clamping piece; 241. an insertion part; 242. a handle portion.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

As shown in fig. 1 to 4, a seat body adjustable dining chair 100 according to an embodiment of the present utility model is used for adjusting a sitting height to adapt to people with different heights, so that the seat body adjustable dining chair 100 can be used with a dining table in a more comfortable position when sitting, and the seat body adjustable dining chair 100 comprises: the base and the pedestal 20 of connecting the base, wherein, the base is used for adjusting the height of pedestal 20, the pedestal 20 is used for taking for the user, specifically, the base includes support frame 11, adjustment mechanism 12 and actuating mechanism 13, adjustment mechanism 12 quantity is two, two adjustment mechanism 12 set up respectively in the both sides of base, each adjustment mechanism 12 all includes fixed block 121, adjust pole 122 and first bevel gear 123, fixed block 121 is connected with pedestal 20, the one end that fixed block 121 is close to support frame 11 is equipped with the regulation hole (not shown), the inner wall in regulation hole is equipped with internal thread (not shown), adjust pole 122 be equipped with internal thread complex external screw 124, the one end setting of regulation pole 122 is in the regulation hole, the other end and the support frame 11 rotation of regulation pole 122 are connected, and extend to in the support frame 11, first bevel gear 123 is connected with adjusting pole 122, and be located support frame 11, actuating mechanism 13 installs in support frame 11, actuating mechanism 13 includes synchronization subassembly 131 and drive subassembly 132, synchronization subassembly 131 meshes with each first bevel gear 123, drive subassembly 132 drives synchronization subassembly 131 and rotates.

As shown in fig. 3, in the present embodiment, the support frame 11 includes a frame body 111 and a mounting seat 112 mounted in the frame body 111, the frame body 111 is provided with a receiving groove 113, and the actuation mechanism 13 is mounted in the receiving groove 113 and is mounted on the mounting seat 112.

In this embodiment, the synchronizing assembly 131 includes a transmission rod 136 rotatably connected to the supporting frame 11 and two second bevel gears 137 connected to the transmission rod 136, and the two second bevel gears 137 are meshed with the first bevel gears 123 respectively.

As shown in fig. 3 to 4, in the present embodiment, the driving assembly 132 includes a driving member 133, a driving gear 134 and a driven gear 135, wherein the driving member 133 is a motor, the driving member 133 is fixed in the accommodating groove 113 of the supporting frame 11 and is connected with the mounting seat 112, an output shaft of the driving member 133 is fixedly connected with the driving gear 134, and the driven gear 135 is fixedly connected with the synchronization assembly 131 and is meshed with the driving gear 134.

Referring to fig. 3, 5 and 6 in conjunction with fig. 1, in the present embodiment, the seat 20 includes a seat 21 and armrests 22 connected to the seat 21, the seat 21 is connected to each fixing block 121, and the armrests 22 are mounted on two sides of the seat 21. The seat body 20 further comprises a leg support 23 and an engaging member 24, the seat body 21 is provided with a slot 211 for inserting the leg support 23, and the engaging member 24 penetrates the seat body 21 and extends into the leg support 23. The engaging piece 24 includes an insertion portion 241 and a handle portion 242, and when the insertion portion 241 is inserted into the seat body 21 and extends into the leg rest 23, the handle portion 242 abuts against the seat body 21. The number of the engaging members 24 is two, and the two engaging members 24 are respectively arranged at two sides of the seat body 21. One side of the leg rest 23 is provided with a positioning hole 231 which is matched with the clamping piece 24.

The working principle of the seat body adjustable dining chair 100 provided by the utility model is as follows: the driving assembly 132 is started to drive the synchronizing assembly 131 to rotate, the synchronizing assembly 131 drives the two first bevel gears 123 to rotate, when the two first bevel gears 123 rotate, each adjusting rod 122 is driven to rotate, and the external threads 124 of the adjusting rods 122 are matched with the internal threads of the fixing blocks 121 to enable the fixing blocks 121 to move along the adjusting rods 122, so that the base 20 is driven to move.

The seat body adjustable dining chair 100 provided by the utility model has the beneficial effects that: the synchronous assembly 131 drives the two first bevel gears 123 to control the adjusting rods 122 to rotate so as to drive the fixed blocks 121 to move along the adjusting rods 122, which is beneficial to controlling the base 20 to synchronously lift through the fixed blocks 121, and achieves the purpose of avoiding the base 21 from tilting after the height is adjusted.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. Dining chair with adjustable pedestal, characterized by comprising: the base and connect the pedestal of base, the base includes support frame, adjustment mechanism and actuating mechanism, adjustment mechanism's quantity is two, two adjustment mechanism set up respectively in the both sides of base, each adjustment mechanism all includes fixed block, regulation pole and first bevel gear, the fixed block with the pedestal connection, the fixed block is close to the one end of support frame is equipped with the regulation hole, the inner wall of regulation hole is equipped with the internal thread, the regulation pole be equipped with internal thread complex external screw thread, the one end of regulation pole set up in the regulation hole, the other end of regulation pole with the support frame rotates to be connected, and extends to in the support frame, first bevel gear with it is connected to be located in the support frame, actuating mechanism install in the support frame, actuating mechanism includes synchronous subassembly and drive assembly, synchronous subassembly and each first bevel gear meshing, drive assembly drives synchronous subassembly rotates.

2. The adjustable seat dining chair of claim 1, wherein the driving assembly comprises a driving member, a driving gear and a driven gear, the driving member is fixed in the supporting frame, an output shaft of the driving member is fixedly connected with the driving gear, and the driven gear is fixedly connected with the synchronizing assembly and meshed with the driving gear.

3. The adjustable seat dining chair of claim 1, wherein the synchronizing assembly comprises a transmission rod rotatably connected with the support frame and two second bevel gears connected with the transmission rod, and the two second bevel gears are meshed with the first bevel gears respectively.

4. The dining chair with adjustable seat according to claim 1, wherein the support frame comprises a frame body and a mounting seat arranged in the frame body, the frame body is provided with a containing groove, and the actuating mechanism is arranged in the containing groove and is arranged on the mounting seat.

5. The adjustable seat dining chair of claim 1, wherein the seat comprises a seat body and armrests connected to the seat body, the seat body is connected to each of the fixed blocks, and the armrests are mounted on two sides of the seat body.

6. The adjustable seat dining chair of claim 5, wherein the seat further comprises a leg rest and a fastener, the seat is provided with a slot into which the leg rest is inserted, and the fastener is inserted through the seat and extends into the leg rest.

7. The adjustable seat dining chair of claim 6, wherein the engagement member comprises an insertion portion and a handle portion, the insertion portion being configured to abut the seat when the insertion portion extends into the leg rest.

8. The adjustable seat dining chair of claim 6, wherein the number of the clamping pieces is two, and the two clamping pieces are respectively arranged at two sides of the seat.

9. The adjustable seat dining chair of claim 6, wherein one side of the leg rest is provided with a locating hole matched with the clamping piece.