CN210095158U

CN210095158U - Adjustable chair

Info

Publication number: CN210095158U
Application number: CN201920726510.5U
Authority: CN
Inventors: 魏传武; 邱小琼; 肖愉; 罗远霞
Original assignee: Shenzhen Mutian Environmental Art Design Co Ltd
Current assignee: Shenzhen Mutian Environmental Art Design Co Ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-02-21
Anticipated expiration: 2029-05-17

Abstract

The utility model relates to a seat with adjustable, its back of the chair, seat and supporting leg, the back of the chair articulates in one side of seat, and the supporting leg articulates on the seat, the tip butt that the seat was kept away from to the supporting leg is subaerial, still including setting up on the back of the chair and the rectangular piece that extending direction is the same with back of the chair extending direction, it has the telescopic link to articulate on the supporting leg, the telescopic link is kept away from the detachable installation of tip of supporting leg on rectangular piece, it has the butt pole still to articulate on the supporting leg, the tip that the butt pole is close to the seat passes through the connecting piece and articulates on the seat, the utility model discloses when using, through the angle of adjusting the seat and the back of the chair, can the user adjust the position of sitting of.

Description

Adjustable chair

Technical Field

The utility model relates to a seat technical field especially relates to a seat with adjustable.

Background

The seat is a seat with a backrest and armrests, and generally comprises a seat back, a seat plate and supporting legs, wherein the supporting legs are used for supporting the seat plate and the seat back, the seat back is convenient for a user to rest on the backrest, and the user can sit on the seat plate when needing to work or rest.

However, when a user sits for a long time, the user needs to adjust his or her sitting posture to make himself or herself more comfortable, since the positions between the seat plate and the supporting legs, and between the seat plate and the seat back are not adjustable, the user's sitting posture is relatively limited, and it is difficult for the user to lean on the seat back in another comfortable posture.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a seat with adjustable can be through adjusting the position between the back of the chair and the seat, the person of facilitating the use adjusts own position of sitting to comparatively comfortable gesture is leaned on the back of the chair.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a seat with adjustable, includes the back of the chair, seat and supporting leg, the back of the chair articulates in one side of seat, and the supporting leg articulates on the seat, the tip butt that the seat was kept away from to the supporting leg is subaerial, still including setting up on the back of the chair and extending direction and the rectangular piece that back of the chair extending direction is the same, it has the telescopic link to articulate on the supporting leg, the tip that the supporting leg was kept away from to the telescopic link is detachable installs on rectangular piece, it has the butt pole still to articulate on the supporting leg, the tip that the butt pole is close to the seat passes through.

Through adopting above-mentioned technical scheme, when the position of the back of the chair and seat was adjusted to needs, can rotate the back of the chair, made the back of the chair be in preset position, recycled the telescopic link with the back of the chair with be close to the contained angle of the supporting leg of back of the chair department and fix, through setting up the telescopic link between the back of the chair and preset supporting leg, just can stabilize the back of the chair and preset supporting leg in preset position, and then the user of being convenient for leans on the chair with more comfortable gesture.

The utility model is further arranged in that the telescopic rod comprises a movable tube and a sleeve, the sleeve is hinged on the supporting leg, the movable tube moves in the sleeve, and the length of the movable tube in the sleeve is continuously changed by pulling the movable tube, so that the telescopic rod can stretch out and draw back.

By adopting the technical scheme, the change of the included angle between the chair back and the preset supporting leg can be met by adjusting the length of the movable tube, so that the included angle range between the seat plate and the chair back can be enlarged, and the requirement of a user on the position of the chair back is further met.

The utility model discloses further set up to set up the bar opening that extending direction is the same with rectangular piece extending direction on the rectangular piece, the tip that the movable tube is close to the bar opening is provided with the locating lever with bar opening matched with, the tip threaded connection that the locating lever kept away from the strip piece has the nut.

By adopting the technical scheme, when the movable tube and the positioning rod are positioned at the preset position, the nut is screwed tightly, so that the movable tube and the positioning rod can be stabilized at the preset position, and the chair back and the preset supporting leg can be positioned at the preset position.

The utility model is further arranged in that the connecting piece is a first slide block connected on the side surface of the seat back to the chair back in a sliding way, and the end part of the butt joint rod close to the seat is hinged with the first slide block.

Through adopting above-mentioned technical scheme, through mutually supporting of first slider and butt pole, the position of regulation seat that can be very convenient and supporting leg, through the position of sliding first slider or adjusting the supporting leg promptly, just enable the contained angle between supporting leg and the seat and produce the change, and then be convenient for cooperate the position of seat and the back of the chair, let the user sit with more comfortable posture and lean on the seat.

The utility model discloses further set up as first slider passes through the locking piece locking on the seat, the locking piece includes second slider and spacing ring, the second slider slides and connects on first slider, the spacing ring sets up on the seat back of the body side of the back of the chair and cooperatees with first slider.

By adopting the technical scheme, when the position of the first sliding block needs to be locked, the second sliding block can be aligned to the limiting ring firstly, and then the second sliding block slides into the limiting ring, so that the first sliding block can be stabilized at a preset position.

The utility model is further provided with a guide surface at the end part of the second slide block close to the limit ring.

Through adopting above-mentioned technical scheme, the guide face that sets up has the guidance quality, enables the quick card of second slider and advances the spacing ring.

The utility model is further provided with a second chute for the sliding of the second slide block on the first slide block.

Through adopting above-mentioned technical scheme, the second spout that sets up has the guidance quality, enables the second slider and slides to preset position fast on.

The utility model is further arranged in that the first slider is provided with a spring for driving the second slider to slide to the limit ring, one end of the spring is arranged on the first slider, and the other end is fixed with the second slider.

Through adopting above-mentioned technical scheme, the usable restoring force of self of the spring that sets up orders about the second slider and slides in the spacing ring fast.

To sum up, the utility model discloses a beneficial technological effect does:

the angle between the chair back and the seat, between the supporting legs and the seat can be adjusted, so that the chair becomes a reclining chair, the use of an convenience user is facilitated, the angle-adjustable chair is compared with the common seat, and the comfort of the user is effectively increased.

Drawings

FIG. 1 is a schematic view of the overall structure of a seat plate and a backrest of the present invention;

fig. 2 is a schematic view of the position of the first slider and the locking member in the present invention.

Reference numerals: 11. a chair back; 111. a long bar block; 112. a strip-shaped through opening; 12. a seat plate; 13. supporting legs; 14. a butting rod; 15. a telescopic rod; 151. a movable tube; 152. a sleeve; 153. positioning a rod; 154. a nut; 156. a fixed block; 2. a first slider; 3. a locking member; 31. a second slider; 32. a limiting ring; 33. a spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides an adjustable seat, as shown in fig. 1 and 2, including telescopic link 15, the pole 14 that supports, first slider 2 and locking piece 3, wherein, back of the chair 11, seat 12 and supporting leg 13 constitute the seat, and back of the chair 11 all articulates on seat 12 with supporting leg 13, the position between back of the chair 11 and the seat 12 is locked through telescopic link 15, the position between seat 12 and the supporting leg 13 is through the pole 14 that supports, first slider 2 and locking piece 3 lock, under normal conditions, back of the chair 11 is perpendicular to the loading end of seat 12, supporting leg 13 is equipped with four, all be perpendicular on the bottom face of seat 12, the tip that seat 12 was kept away from to supporting leg 13 offsets with ground, two supporting legs 13 that the definition is close to back of the chair 11 department are first supporting leg 13, the supporting leg 13 of keeping away from back of the chair 11 department is second supporting leg 13.

As shown in fig. 1, the telescopic rod 15 includes a movable tube 151 and a sleeve 152, the sleeve 152 is hinged on the first support leg 13 through a fixed block 156, the movable tube 151 is movable in the sleeve 152, through pulling the movable tube 151, the length of the movable tube 151 inside the sleeve 152 can be changed continuously to realize extension and retraction, a long strip 111 with the same extension direction as that of the chair back 11 is installed on the chair back 11, a strip-shaped through opening 112 is formed in the long strip 111, in order to lock the movable tube 151 on the chair back 11, and further, the chair back 11 is stably located at a preset position, a positioning rod 153 inserted into the strip-shaped through opening 112 is installed at the end of the movable tube 151 far away from the sleeve 152, and a nut 154 is connected to the end of the positioning rod 153.

When the position of the chair back 11 needs to be adjusted, the chair back 11 can be rotated to be in a preset position, then the telescopic rod 15 is rotated and the length of the telescopic rod 15 is adjusted, so that the positioning rod 153 is in the preset position at the strip-shaped through hole 112, when the chair back 11 and the positioning rod 153 are in the preset position, the nut 154 is screwed tightly, and at the moment, the chair back 11 can be stabilized at the preset position.

As shown in fig. 1 and 2, one end of the abutting rod 14 abuts against the second supporting leg 13, the other end is hinged to the first slider 2, the first slider 2 is connected to the bottom end surface of the seat 12 in a sliding manner, a first sliding groove (not marked in the figure) for the first slider 2 to slide is formed in the bottom end surface of the seat 12, a locking member 3 is further installed, when the first slider 2 slides to a predetermined position, the first slider 2 is stably located at the predetermined position due to the existence of the locking member 3, and the locking member 3 includes a second slider 31, a limiting ring 32, a second sliding groove (not marked in the figure) and a spring 33.

The second spout is seted up in the symmetrical both sides of first slider 2, the connection that slides of second slider 31 is in the second spout, spring 33 one end is installed on the spout inner wall, the other end is connected with second slider 31, the usable restoring force of spring 33 itself impels second slider 31 to slide towards the second spout outside, spacing ring 32 is installed on the bottom face of seat 12, and the even interval sets up on the symmetrical both sides of first spout, when second slider 31 is aligned with spacing ring 32, the usable self elastic force of spring 33 and restoring force impel second slider 31 to insert spacing ring 32, in addition, the tip that first slider 2 is close to spacing ring 32 is equipped with the guide face, so that second slider 31 inserts in the spacing ring 32 fast.

When the positions of the seat 12 and the second support leg 13 need to be adjusted, the first sliding block 2 can be slid to indirectly adjust the position of the second support leg 13, and when the first sliding block 2, the second support leg 13 and the seat 12 are in the preset positions and the second sliding block 31 is aligned with the limit ring 32, the second sliding block 31 is inserted into the limit ring 32, so that the position of the first sliding block 2 can be locked, and the second support rod can be stably located at the preset position.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a seat with adjustable, includes back of the chair (11), seat (12) and supporting leg (13), its characterized in that, back of the chair (11) articulates in one side of seat (12), and supporting leg (13) articulate on seat (12), the tip butt that seat (12) were kept away from in supporting leg (13) is subaerial, still including setting up on back of the chair (11) and extending direction and rectangular piece (111) that back of the chair (11) extending direction is the same, it has telescopic link (15) to articulate on supporting leg (13), the tip detachable the installing on rectangular piece (111) of supporting leg (13) is kept away from in telescopic link (15), it has butt pole (14) still to articulate on supporting leg (13), butt the tip that pole (14) are close to seat (12) passes through the connecting piece and articulates on seat (12).

2. The adjustable seat according to claim 1, characterized in that the telescopic rod (15) comprises a movable tube (151) and a sleeve (152), the sleeve (152) is hinged on the supporting leg (13), the movable tube (151) moves in the sleeve (152), and the length of the movable tube (151) inside the sleeve (152) is changed continuously by pulling the movable tube (151) to realize the telescopic effect.

3. The adjustable seat according to claim 2, wherein the long bar block (111) is provided with a bar-shaped through opening (112) having the same extending direction as the long bar block (111), the end of the movable tube (151) near the bar-shaped through opening (112) is provided with a positioning rod (153) matched with the bar-shaped through opening (112), and the end of the positioning rod (153) far from the bar block is connected with a nut (154) through a screw thread.

4. The adjustable seat according to claim 1, wherein the connecting member is a first sliding block (2) slidably connected to the side of the seat plate (12) facing away from the seat back (11), and the end of the abutting rod (14) near the seat plate (12) is hinged to the first sliding block (2).

5. The adjustable seat according to claim 4, characterized in that the first slider (2) is locked on the seat plate (12) by a locking member (3), the locking member (3) comprises a second slider (31) and a limiting ring (32), the second slider (31) is connected on the first slider (2) in a sliding manner, and the limiting ring (32) is arranged on the side of the seat plate (12) facing away from the seat back (11) and is matched with the first slider (2).

6. An adjustable seat according to claim 5, wherein the second slider (31) is provided with a guide surface at the end adjacent to the stop collar (32).

7. The adjustable seat according to claim 5, wherein the first slider (2) is provided with a second sliding slot for the second slider (31) to slide.

8. The adjustable seat according to claim 5, wherein the first sliding block (2) is provided with a spring (33) for driving the second sliding block (31) to slide towards the limiting ring (32), one end of the spring (33) is arranged on the first sliding block (2), and the other end is fixed with the second sliding block (31).