CN219020541U

CN219020541U - Tablet chair with noon break function

Info

Publication number: CN219020541U
Application number: CN202223451820.1U
Authority: CN
Inventors: 童湖航
Original assignee: Zhejiang Tongsheng Industry And Trade Co ltd
Current assignee: Zhejiang Tongsheng Industry And Trade Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-05-16
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses a tablet chair with noon break function, which comprises a fixed frame, a rotating frame, a seat plate and a backrest, wherein the seat plate is arranged on the fixed frame, the backrest is arranged on the rotating frame, the rotating frame comprises a rotating rod, a connecting part protruding radially along the rotating rod is arranged on the rotating rod, the fixed frame is connected with the connecting part through a telescopic rod, the telescopic rod is mutually perpendicular to the rotating rod, the telescopic rod is a self-locking air pressure rod or a self-locking hydraulic rod, and the telescopic rod comprises a trigger switch. When the chair is in a shape, the telescopic rod is kept in an extension state, so that the backrest is kept approximately vertical to the seat plate, when the chair needs to be switched to the reclining chair, the trigger switch is pressed down, then a force is applied to the backrest, so that the included angle between the backrest and the seat plate is increased until the angle is adjusted to a proper angle, and the switching can be completed by loosening the trigger switch; when the seat is switched back to the seat form after noon break, the trigger switch is pressed down, and the backrest is driven by the telescopic rod to rotate until the seat form is restored.

Description

Tablet chair with noon break function

Technical Field

The utility model belongs to the technical field of chairs, and particularly relates to a tablet chair with a noon break function.

Background

The existing students in middle and primary schools usually return to the classroom for rest after having eaten the noon and after having eaten the noon. In order to ensure that the students can have vigorous energy in the course of afternoon, most students can lie on a desk for afternoon nap during noon break.

For middle and primary schools, the spine development can be affected by frequent lying down to sleep, if the students lie down to sleep for a long time, normal physiological bending of cervical vertebra and lumbar vertebra can be changed, and cervical spondylosis or lumbar spondylosis can occur prematurely; the desk is often prone to sleep, the elbows of the hands are in a pressed state, the long-term pressing of the hands can influence the blood circulation, and the hands can feel numbness and stiffness; and the sleeping state of the table can be influenced because the sleeping quality can be influenced by incorrect posture and body position, and the feeling of dizziness and hypodynamia after waking up can not be achieved.

In order to solve the above problems, a tablet chair with a noon break function is proposed in the market, for example, the utility model patent with application number CN202122430666.9 discloses a desk chair for noon break, and specifically discloses a chair, the chair comprises a bracket, a seat plate arranged on the bracket and a backrest, the backrest comprises a connecting plate and an adjusting plate which are mutually attached, the adjusting plate is arranged on the front surface of the connecting plate in an adjustable manner through a sliding adjusting component, and the back surface of the connecting plate is arranged on the bracket in a rotatable manner backwards through a rotating adjusting component. The backrest with the adjustable angle enables students to rest against the backrest, and improves the comfort level of noon break.

However, the above patent has the following problems that (1) when the backrest is in a lying position when the angle is adjusted, the backrest and the seat plate have a height difference, and the sitting area of the seat plate is reduced, so that the comfort level of the lying of students is affected; (2) The specific structure of the disclosed rotation adjusting component is complex, and students cannot select the lying angle according to the self conditions; (3) In order to conveniently adjust the backrest, a tablet chair is usually required to be moved, and the tablet chair can only be moved by dragging or moving and cannot be easily moved; (4) Only the student can lie half, the student's leg sags, the oppression appears easily to the shank, influences noon break quality.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a tablet chair which is more convenient to adjust and more comfortable to lie on than the prior art and has the noon break function.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a have tablet chair of noon break function concurrently, includes support body, seat and back all set up on the support body, the support body includes mount and rotating turret, the seat sets up on the mount, the back sets up on the rotating turret, the rotating turret includes the dwang of being connected with the mount rotation, be equipped with on the dwang along the radial protruding ground connecting portion of dwang, the mount passes through telescopic link with connecting portion and is connected, telescopic link and dwang mutually perpendicular, the telescopic link is auto-lock pneumatic lever or auto-lock hydraulic stem, the telescopic link includes the trigger switch of the flexible function of control telescopic link.

The self-locking type pneumatic rod or the self-locking type hydraulic rod is a common telescopic rod in the market at present, the telescopic rod comprises a switch, and when the switch is not triggered, the telescopic rod cannot be compressed by external force and cannot be automatically stretched; when the telescopic rods are required to be shortened, the trigger switch is triggered and kept in a trigger state, and then force is applied to the end parts of the telescopic rods, so that the stress of the telescopic rods is shortened; when the telescopic rod is required to extend, the switch is triggered and the trigger state is kept, so that the telescopic rod can extend automatically.

By adopting the scheme, the telescopic rod stretches and contracts, the connecting part can be driven to rotate along the axis of the rotating rod, and the rotating rod is driven to rotate together when the connecting part rotates, so that the whole rotating frame rotates along the axis of the rotating rod, and the angle between the backrest and the seat can be adjusted.

The present utility model includes a seating configuration and a reclining configuration. When the chair is in a shape, the telescopic rod is kept in an extension state, so that the backrest and the seat are kept in an approximately vertical state, students can conveniently listen to class and move, when the chair needs to be switched to a reclining chair shape for noon break, the students firstly press the trigger switch to enable the telescopic rod to be in an extension state, then force is applied to the backrest to enable the backrest to rotate along the axis of the rotating rod, the included angle between the backrest and the seat is increased until the angle is adjusted to a comfortable angle for the students to lie on, and switching can be completed after the trigger switch is released; when the chair is switched back to the chair form after noon break, the students sit straight first and then press the trigger switch, and the backrest is driven by the telescopic rod to rotate until the chair form is restored. The utility model has simple structure, is convenient for students to adjust the angle, and the students can adjust the angle to a proper angle according to own needs, so that the students can better have noon break.

As a further arrangement of the utility model, the rotating rod is provided with limiting blocks protruding along the radial direction of the rotating rod, the fixing frame is provided with limiting protrusions forming limiting with the limiting blocks, two limiting blocks are arranged along the circumferential direction of the rotating rod, and the limiting protrusions are positioned between the two limiting blocks.

By adopting the scheme, the included angle between the faces of the two limiting blocks facing the limiting protrusions is the maximum rotatable angle of the rotating rod, and the maximum included angle and the minimum included angle between the backrest and the seat plate can be controlled through the cooperation between the limiting blocks and the limiting protrusions, so that the included angle between the backrest and the seat plate is prevented from being too large or too small, students can conveniently switch the telescopic rod, the telescopic rod is prevented from being excessively prolonged or shortened, and the service life of the telescopic rod is prolonged. Preferably, the maximum included angle between the backrest and the seat plate is 150-160 degrees, and the minimum included angle is 92-98 degrees.

As a further arrangement of the utility model, the trigger switch is arranged below the seat plate and is positioned at the edge of the seat plate, and the trigger switch and the backrest are respectively positioned at two adjacent sides of the seat plate.

By adopting the scheme, the position of the trigger switch is convenient for students to apply force to the trigger switch.

As a further arrangement of the utility model, the fixing frame comprises a base, wheels are arranged on one side, close to the backrest, of the base, and an anti-skid part is arranged on one side, far away from the backrest, of the base.

By adopting the scheme, when the anti-skid part is required to move, the anti-skid part is lifted up at one side, so that the anti-skid part can be pushed to move, and the anti-skid part is easy and labor-saving. The anti-slip portion prevents the present utility model from being displaced when movement is not required.

As a further arrangement of the utility model, the rotating frame comprises a supporting rod, one end of the supporting rod is fixedly connected with the side wall of the rotating rod, the supporting rod is mutually perpendicular to the rotating rod, the backrest comprises an inserting hole for inserting the supporting rod, and an up-down adjusting mechanism is arranged between the supporting rod and the inner wall of the inserting hole.

By adopting the scheme, the backrest is sleeved on the supporting rod, and the distance between the backrest and the seat plate can be adjusted through the up-down adjusting mechanism, so that students with different body types can lie comfortably.

As a further arrangement of the utility model, the up-down adjusting mechanism comprises a convex block and a swinging block, the outer wall of the supporting rod is provided with at least two adjusting grooves, the convex blocks are sequentially arranged on the inner wall of the adjusting groove parallel to the axis of the supporting rod, a hollow adjusting box is arranged on the surface of the jack facing the adjusting groove, a swinging piece rotationally connected with the adjusting box is arranged in the adjusting box, a window is arranged on the adjusting box, the swinging block is arranged on the swinging piece, one end of the swinging block, which is far away from the swinging piece, penetrates out of the window, the cross section of the swinging block along the swinging direction of the swinging piece is in a comma shape with an upper round and a lower sharp, a spring for enabling the swinging block to move towards the inner wall of the adjusting groove where the convex block is arranged between the swinging piece and the inner wall of the adjusting box, and one end of the convex block, which is far away from the joint of the adjusting groove, is upturned.

Upward refers to the direction away from the ground when in the seat state; downward refers to a direction toward the ground when in the seating position. By adopting the scheme, the distance between the chair back and the seat plate can be adjusted, and the chair can be suitable for students with different body types.

As a further arrangement of the utility model, the regulating box comprises a body and a cover, the window being arranged on the cover.

By adopting the scheme, the cover body and the body are preferably fixed through bolts, and the swinging piece is conveniently matched into the adjusting box in a rotating mode.

As a further arrangement of the utility model, the fixing frame is provided with a foot support structure, the foot support structure comprises two sliding cavities, two sliding rods, a connecting rod and a foot support plate, the two sliding cavities are arranged below the seat plate, the two sliding cavities are parallel to each other, the two sliding rods are respectively arranged in the two sliding cavities, one ends of the sliding rods protrude out of the sliding cavities, the two sliding rods are fixedly connected through the connecting rod, the foot support plate is in rotary connection with the connecting rod, and the foot support plate is in interference fit with the connecting rod.

By adopting the scheme, when the foot support plate is completely stored, the whole foot support structure is completely positioned below the seat plate, and when afternoon nap is needed, part of the sliding rod is dragged out of the sliding cavity through the connecting rod, and after the sliding rod is moved to a proper position, the foot support is rotated to a proper position along the connecting rod. The foot support structure enables the student to tilt the feet during noon break, so that the student is in a more comfortable state, and the noon break quality of the student is improved.

The utility model is further described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a front view of a recliner chair configuration in accordance with an embodiment of the present utility model;

FIG. 2 is a rear view of a recliner chair configuration in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic rear view of a seat in accordance with an embodiment of the present utility model;

FIG. 4 is a schematic view showing the connection between the fixed frame and the rotating frame in the form of a seat according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the connection of a turret to a backrest in accordance with an embodiment of the utility model;

FIG. 6 is a schematic diagram of a conditioning box according to an embodiment of the present utility model;

fig. 7 is a schematic view of the interior of the conditioning case according to an embodiment of the present utility model.

The seat comprises a fixing frame 1, a limit protrusion 11, a base 12, wheels 121, an anti-skid part 122, a rotating frame 2, a rotating rod 21, a connecting part 211, a limit block 212, a supporting rod 22, an adjusting groove 221, a seat 3, a backrest 4, an inserting hole 41, an adjusting box 42, a body 421, a cover 422, a window 423, a swinging piece 43, a spring 44, a telescopic rod 5, a switch 51, an up-down adjusting mechanism 6, a bump 61, a swinging block 62, a foot rest structure 7, a sliding cavity 71, a sliding rod 72, a connecting rod 73 and a foot rest 74.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, unless otherwise specified, the directions or positional relationships as indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. in the description are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.

Embodiments of the present utility model are shown in fig. 1 to 7.

The utility model provides a have tablet chair of noon break function concurrently, including mount 1, rotating turret 2, seat 3 and back 4, seat 3 sets up on mount 1, back 4 sets up on rotating turret 2, rotating turret 2 includes the dwang 21 of being connected with mount 1 rotation, be equipped with on the dwang 21 along the radial protruding ground connecting portion 211 of dwang 21, mount 1 is connected through telescopic link 5 with connecting portion 211, telescopic link 5 and dwang 21 mutually perpendicular, telescopic link 5 is self-locking formula pneumatic rod or self-locking formula hydraulic rod, telescopic link 5 includes the trigger switch 51 of the flexible function of control telescopic link 5.

The telescopic rod 5 stretches and contracts to drive the connecting part 211 to rotate along the axis of the rotating rod 21, and the connecting part 211 drives the rotating rod 21 to rotate together when rotating, so that the whole rotating frame 2 rotates along the axis of the rotating rod 21, and the angle between the backrest 4 and the seat 3 can be adjusted.

This embodiment includes a seating configuration and a reclining configuration. When the chair is in a shape, the telescopic rod 5 is kept in an extension state, so that the backrest 4 and the seat 3 are kept in an approximately vertical state, students can conveniently listen to class and move, when the chair needs to be switched to a reclining chair shape for noon break, the students firstly press the trigger switch 51 to enable the telescopic rod 5 to be in a telescopic state, then force is applied to the backrest 4 to enable the backrest 4 to rotate along the axis of the rotating rod 21, the included angle between the backrest 4 and the seat 3 is increased until the angle is adjusted to a comfortable angle for the students to lie, and the switching can be completed by loosening the trigger switch 51; when the seat is switched back to the seat form after noon break, the student sits straight first, then presses the trigger switch 51, and the backrest 4 rotates under the drive of the telescopic rod 5 until the seat form is restored. The embodiment has simple structure, is convenient for students to adjust the angle, and the students can adjust the angle to a proper angle according to own needs, so that the students can better noon break.

Be equipped with on the dwang 21 along the radial bellied stopper 212 of dwang 21, be equipped with on the mount 1 with stopper 212 form spacing protruding 11, stopper 212 have two and along the circumference range of dwang 21, spacing protruding 11 is located between two stoppers 212, is equipped with two stoppers 21 in this embodiment, four spacing protruding 11, and evenly set up at dwang 21 both ends. The contained angle between the faces of the two limiting blocks 212 facing the limiting protrusions 11 is the rotatable maximum angle of the rotating rod 21, through the cooperation between the limiting blocks 212 and the limiting protrusions 11, the maximum contained angle and the minimum contained angle between the backrest 4 and the seat 3 can be controlled, the contained angle between the backrest 4 and the seat 3 is prevented from being too large or too small, students can conveniently switch the form of the embodiment, the telescopic rod 5 is prevented from being excessively prolonged or shortened, and the service life of the telescopic rod 5 is prolonged. Preferably, the maximum included angle between the backrest 4 and the seat 3 is 150-160 degrees, the minimum included angle is 92-98 degrees, in this embodiment, the maximum included angle between the backrest 4 and the seat 3 is 156 degrees, and the minimum included angle is 96 degrees

The trigger switch 51 is arranged below the seat plate 3 and is positioned at the edge of the seat plate 3, and the trigger switch 51 and the backrest 4 are respectively positioned at two adjacent sides of the seat plate 3. The position of the trigger switch 51 facilitates the student applying a force to the trigger switch 51.

The fixing frame 1 comprises a base 12, wheels 121 are arranged on one side of the base 12 close to the backrest 4, and an anti-slip part 122 is arranged on one side of the base 12 far away from the backrest 4. When the embodiment needs to be moved, the backrest 4 can tilt the side where the anti-slip part 122 is located, so that the embodiment can be pushed to move, and the movement is easy and labor-saving. The anti-slip portion 122 prevents displacement of the present embodiment when movement is not required.

The rotating frame 2 comprises a supporting rod 22, one end of the supporting rod 22 is fixedly connected with the side wall of the rotating rod 21, the supporting rod 22 is perpendicular to the rotating rod 21, the backrest 4 comprises an inserting hole 41 for inserting the supporting rod 22, and an up-down adjusting mechanism 6 is arranged between the supporting rod 22 and the inner wall of the inserting hole 41. The backrest 4 is sleeved on the supporting rod 22, and the distance between the backrest 4 and the seat plate 3 can be adjusted through the up-down adjusting mechanism 6, so that students with different sizes can lie comfortably.

The up-down adjusting mechanism 6 comprises a bump 61 and a swinging block 62, an adjusting groove 221 is arranged on the outer wall of the supporting rod 22, at least two bumps 61 are sequentially arranged on the inner wall of the adjusting groove 221 parallel to the axis of the supporting rod 22, a hollow adjusting box 42 is arranged on the surface of the jack 41 facing the adjusting groove 221, the adjusting box 42 comprises a body 421 and a cover 422, and a window 423 is arranged on the cover 422. The adjusting box 42 is internally provided with a swinging piece 43 which is rotationally connected with the adjusting box 42, a swinging block 62 is arranged on the swinging piece 43, one end of the swinging block 62, which is far away from the swinging piece 43, penetrates out of a window 423, the section of the swinging block 62 along the swinging direction of the swinging piece 43 is in a comma shape with a round upper part and a sharp lower part, the upper part and the lower part are used as references, a spring 44 which enables the swinging block 62 to move towards the inner wall of an adjusting groove 221 where a lug 61 is positioned is arranged between the swinging piece 43 and the inner wall of the adjusting box 42, and one end of the lug 61, which is far away from the joint of the lug 61 and the adjusting groove 221, is tilted upwards. Upward refers to the direction away from the ground when in the seat state; downward refers to a direction toward the ground when in the seating position. In this embodiment, the cover 422 and the body 421 are fixed by bolts, and the swinging member 43 is conveniently assembled into the adjusting box 42 by the cover 422.

Be equipped with foot rest structure 7 on mount 1, foot rest structure 7 includes sliding chamber 71, slide bar 72, connecting rod 73 and foot rest board 74, and sliding chamber 71 has two and all sets up in seat 3 below, and two sliding chamber 71 are parallel to each other, and slide bar 72 has two and set up respectively in two sliding chamber 71, and the protruding sliding chamber 71 of one end of slide bar 72 is through connecting rod 73 fixed connection between two slide bars 72, and foot rest board 74 rotates with connecting rod 73 to be connected, and foot rest board 74 and connecting rod 73's junction interference fit. When the foot rest 74 is fully stored, the whole foot rest structure 7 is fully positioned below the seat plate 3, and when a afternoon nap is needed, part of the sliding rod 72 is pulled out of the sliding cavity 71 through the connecting rod 73, and after the foot rest is moved to a proper position, the foot rest is rotated to a proper position along the connecting rod 73. The foot support structure 7 enables the student to tilt the feet during noon break, so that the student is in a more comfortable state, and the noon break quality of the student is improved.

The present utility model is not limited to the above-described embodiments, and those skilled in the art, based on the disclosure of the present utility model, may implement the present utility model in various other embodiments, or simply change or modify the design structure and thought of the present utility model, which fall within the protection scope of the present utility model.

Claims

1. The utility model provides a have tablet chair of noon break function concurrently, includes support body, seat and back all set up on the support body, its characterized in that: the support body includes mount and rotating turret, the seat sets up on the mount, the back sets up on the rotating turret, the rotating turret includes the dwang of being connected with the mount rotation, be equipped with on the dwang along the radial protruding ground connecting portion of dwang, the mount passes through the telescopic link with connecting portion and is connected, telescopic link and dwang mutually perpendicular, the telescopic link is auto-lock formula air pressure pole or auto-lock type hydraulic stem, the telescopic link includes the trigger switch of the flexible function of control telescopic link.

2. The tablet chair with noon break function according to claim 1, characterized in that: be equipped with on the dwang along the radial bellied stopper of dwang, be equipped with on the mount and form spacing protruding spacing with the stopper, the stopper has two and along the circumference range of dwang, spacing protruding being located between two stoppers.

3. A chair with noon break function according to claim 2, characterized in that: the trigger switch is arranged below the seat plate and is positioned at the edge of the seat plate, and the trigger switch and the backrest are respectively positioned at two adjacent sides of the seat plate.

4. A chair with noon break function according to claim 2 or 3, characterized in that: the fixing frame comprises a base, wheels are arranged on one side, close to the backrest, of the base, and an anti-slip part is arranged on one side, far away from the backrest, of the base.

5. The chair with noon break function according to claim 4, characterized in that: the rotating frame comprises a supporting rod, one end of the supporting rod is fixedly connected with the side wall of the rotating rod, the supporting rod is perpendicular to the rotating rod, the backrest comprises a jack for the supporting rod to be inserted, and an up-down adjusting mechanism is arranged between the supporting rod and the inner wall of the jack.

6. The chair with noon break function according to claim 5, characterized in that: the upper and lower adjustment mechanism comprises a lug and a swinging block, wherein the outer wall of the support rod is provided with an adjustment groove, the lugs are at least two and are sequentially arranged on the inner wall of the adjustment groove parallel to the axis of the support rod, a hollow adjustment box is arranged on the surface of the insertion hole, which faces the adjustment groove, of the adjustment box, a swinging piece connected with the adjustment box in a rotating mode is arranged in the adjustment box, a window is arranged on the adjustment box, the swinging block is arranged on the swinging piece, one end, far away from the swinging piece, of the swinging piece penetrates out of the window, the swinging block is in a comma shape with an upper round and a lower sharp along the section of the swinging direction of the swinging piece, a spring which enables the swinging block to move towards the inner wall of the adjustment groove where the lug is arranged between the swinging piece and the inner wall of the adjustment box, and one end, far away from the joint of the adjustment groove, of the lug is tilted upwards.

7. The chair with noon break function according to claim 6, characterized in that: the adjusting box comprises a body and a cover body, and the window is arranged on the cover body.

8. A chair with noon break function according to claim 2 or 5 or 7, characterized in that: be equipped with the foot rest structure on the mount, the foot rest structure includes sliding chamber, slide bar, connecting rod and foot rest board, the sliding chamber has two and all sets up in the seat below, two the sliding chamber is parallel to each other, the slide bar has two and sets up respectively in two sliding chamber, the outstanding sliding chamber of one end of slide bar, through connecting rod fixed connection between two slide bars, foot rest board and connecting rod rotate to be connected, foot rest board and connecting rod interference fit.