CN217390325U - Children dining chair - Google Patents

Abstract

The application discloses a child dining chair, which comprises a seat, support arms arranged on two opposite sides in the width direction of the seat, and a dinner plate erected on the support arms, wherein slide ways are arranged inside the support arms, and the side walls of the slide ways are provided with limit grooves; the child dining chair also comprises a connecting rod, a lock pin and a sliding seat, wherein the connecting rod is rotatably arranged at the bottom of the dinner plate around the axis of the connecting rod, one end of the connecting rod is an inserting end, and the inserting end is movably inserted into the slide way; the lock pin is fixed at the inserting end of the connecting rod and has a relative locking position and an unlocking position along with the rotation of the connecting rod, wherein the lock pin is blocked in the limiting groove at the locking position to keep the connecting rod in the slideway, and the lock pin avoids the limiting groove at the unlocking position to allow the connecting rod to exit the slideway; the sliding seat is fixedly arranged on the dinner plate and is provided with a trigger piece which is acted with the connecting rod so as to drive the connecting rod to rotate and enable the lock pin to be switched between the locking position and the unlocking position. The tray can be prevented from being accidentally pulled out and separated from the bracket arm when the tray is adjusted, and the use is safer.

Description

Children dining chair

Technical Field

The application relates to the technical field of children products, in particular to a child dining chair with higher safety.

Background

The child dining chair is mainly used for infants or children to sit, and parents can more conveniently feed.

The existing child dining chair comprises supporting legs, a chair seat, a backrest and a dinner plate, and the dinner plate can be adjusted forwards and backwards to keep a sitting space suitable for children in order to adapt to children with different statures. For example, chinese patent publication No. CN 105476333B discloses an adjustable children's dining chair, in which the dining plate can be adjusted by sliding and stretching in multiple steps, and the dining plate can be detached along the stretching direction. The dinner plate is easy to pull out by mistake due to over-violent force when the dinner plate is adjusted, and the dinner plate is easy to fall off after children are not limited, thereby causing safety accidents.

SUMMERY OF THE UTILITY MODEL

The application provides a child dinning chair, the incident appears when avoiding adjusting the dinner plate.

The child dining chair comprises a seat, support arms arranged on two opposite sides in the width direction of the seat, and a dinner plate erected on the support arms, wherein slide ways are arranged inside the support arms, and the side walls of the slide ways are provided with limit grooves;

the dining chair further comprises:

the connecting rod is rotatably arranged at the bottom of the dinner plate around the axis of the connecting rod, one end of the connecting rod is an inserting end, and the inserting end is movably inserted into the slide way;

the locking pin is fixed at the inserting end of the connecting rod and provided with a relative locking position and an unlocking position along with the rotation of the connecting rod, wherein the locking pin is blocked in the limiting groove at the locking position so that the connecting rod is kept in the slideway, and the locking pin avoids the limiting groove at the unlocking position so as to allow the connecting rod to exit the slideway;

and the sliding seat is fixedly arranged on the dinner plate and is provided with a trigger piece which is acted with the connecting rod so as to drive the connecting rod to rotate and enable the lock pin to be switched between a locking position and an unlocking position.

Several alternatives are provided below, but not as an additional limitation to the above general solution, but merely as a further addition or preference, each alternative being combinable individually for the above general solution or among several alternatives without technical or logical contradictions.

Optionally, a guide part is arranged on the bottom surface of the dinner plate, the sliding seat and the guide part are matched with each other to guide the movement direction, and a locking mechanism for limiting the relative movement is further arranged between the dinner plate and the sliding seat.

Optionally, the locking mechanism comprises:

the clamping tongue is fixed on the dinner plate;

the limiting claw is arranged on the sliding seat in a swinging mode and provided with a first position blocked by interference of the clamping tongue and a second position avoiding the clamping tongue;

the unlocking button is movably arranged on the sliding seat so as to drive the limiting claw to enter a second position;

and the resetting elastic piece is movably arranged on the sliding seat so as to drive the limiting claw to enter the first position.

Optionally, the two limiting claws are symmetrically arranged, and each limiting claw is provided with a first section which is in interaction with the clamping tongue and a second section which is in interaction with the unlocking button;

the unlocking button is provided with a rib which is always acted on the second section and a limiting strip which is propped against the first section to limit the unlocking button to slide further.

Optionally, the first section and the second section of the limiting claw form an included angle α with each other, and the included angle α is 150 °.

Optionally, a groove for the limiting strip to enter is formed in the second section of the limiting claw.

Optionally, the trigger is a linkage sleeve fixed on two sides of the sliding seat, and the linkage sleeve is located on the periphery of the connecting rod;

the side wall of the linkage sleeve is provided with a guide strip hole, a linkage pin extending into the guide strip hole is fixed on the connecting rod, and when the linkage sleeve moves along with the sliding seat, the guide strip hole drives the linkage pin and drives the connecting rod to rotate around the axis of the linkage pin.

Optionally, a fixed rod is arranged at the bottom of the dinner plate, and the connecting rod and the fixed rod are movably sleeved;

two limiting parts are arranged at the bottom of the dinner plate along the axial direction of the fixing rod, one of the limiting parts is a first limiting part, the first limiting part penetrates through the fixing rod and the connecting rod, a limiting hole extending along the circumferential direction is formed in the connecting rod, and the first limiting part and the limiting hole act on each other to limit the rotation amplitude of the connecting rod around the axis of the connecting rod.

Optionally, the other limiting component is a second limiting component, the fixing rod extends out of one side of the connecting rod away from the insertion end and is penetrated and arranged by the second limiting component, and the linkage sleeve is located between the two limiting components.

Optionally, along the extending direction of the slideway, the limiting groove is a strip-shaped groove and allows the lock pin to move within the length range of the limiting groove under the locking position;

the cross-section of the slideway comprises:

a body region corresponding to a sectional shape of the connection rod;

and the rotation stopping area corresponds to the cross section shape of the lock pin, and the limiting groove is at least communicated with the rotation stopping area and used for switching the lock pin to a locking position.

The utility model provides a child dinning chair, the sliding seat is as unlocking part when adjusting the dinner plate, is provided with locking means on the sliding seat to prevent to lead to the whole trailing arm that deviates from of dinner plate because of exerting oneself too violently or maloperation, eliminate the potential safety hazard.

Drawings

FIG. 1 is a perspective view of a child dining chair according to an embodiment of the present application;

FIG. 2 is an exploded view of the tray of FIG. 1, separated from the bracket;

FIG. 3 is an exploded view of the tray of FIG. 2 shown separated from the sliding seat;

FIG. 4 is a perspective view of the slide shoe portion of FIG. 3;

FIG. 5 is a perspective view of the fixing rod of FIG. 4;

FIG. 6 is a perspective view of the connecting rod of FIG. 4;

FIG. 7 is a perspective view of the unlocking button of FIG. 4;

fig. 8 is a perspective view of the return spring of fig. 4;

FIG. 9 is an enlarged view of portion A of FIG. 4;

FIG. 10 is a schematic view of the spacing pawl of FIG. 9 in a second position;

FIG. 11 is a perspective view of an embodiment of the child dining chair with an unlocking button pressed;

FIG. 12 is an enlarged view of portion B1 of FIG. 11;

FIG. 13 is an enlarged view of section C1 of FIG. 11;

FIG. 14 is a perspective view of the slide carriage of FIG. 11 shown unlocked by sliding;

FIG. 15 is an enlarged view of the portion B2 in FIG. 14;

FIG. 16 is an enlarged view of the portion C2 in FIG. 14;

figure 17 shows a dining chair for children in an assembled state with the tray and the arm in accordance with an embodiment of the present application;

FIG. 18 is an enlarged view of portion D of FIG. 17;

FIG. 19 is a schematic view of the latch of FIG. 18 in a latched position;

figure 20 is a perspective view of a bracket of a child dining chair according to an embodiment of the present application.

The reference numerals in the figures are illustrated as follows:

100. a seat; 101. a front side; 102. a rear side;

200. a bracket arm; 210. a slideway; 211. a body region; 212. a rotation stopping region; 220. a limiting groove;

300. a dinner plate; 310. a guide member; 320. a first limit member; 330. a second limiting component;

400. a connecting rod; 401. a plug end; 410. a lock pin; 420. a linkage pin; 430. a limiting hole;

500. a sliding seat; 510. a latch; 520. a limiting claw; 521. a first stage; 522. a second stage;

523. a groove;

530. an unlocking button; 531. ribs; 532. a limiting strip;

540. a restoring elastic member;

550. a linkage sleeve; 551. a guide bar hole;

600. fixing the rod; 700. and (4) a housing.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that 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. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4 and 17 to 20, the present application provides a child dining chair, which comprises a seat 100, two support arms 200 disposed at two opposite sides of the seat in the width direction, and a tray 300 mounted on the support arms, wherein the seat 100 comprises a seat plate 110 and a backrest 120, a side of the seat 100 facing the backrest 120 is a rear side 102, and a side away from the backrest is a front side 101.

The inside of bracket 200 is provided with slide 210, and the lateral wall of slide 210 has seted up spacing groove 220. Besides, the dining chair also comprises a connecting rod 400, a locking pin 410 and a sliding seat 500, wherein the connecting rod 400 is rotatably arranged at the bottom of the dinner plate 300 around the axis of the connecting rod 400, one end of the connecting rod 400 is a plug-in end 401, and the plug-in end 401 is movably inserted into the slide way 210. The locking pin 410 is fixed at the inserting end 401 of the connecting rod 400, and the locking pin 410 has a locking position and an unlocking position opposite to each other along with the rotation of the connecting rod 400, wherein the locking pin 410 is blocked by the limiting groove 220 in the locking position to keep the connecting rod 400 in the slideway 220, and the locking pin 410 avoids the limiting groove 220 in the unlocking position to allow the connecting rod 400 to exit the slideway 220.

The sliding seat 500 is fixedly mounted to the dish 300, and the sliding seat 500 has a trigger that interacts with the connecting rod 400 to drive the connecting rod 400 to rotate and switch the latch 410 between the locked position and the unlocked position.

The sliding seat 500 protrudes outward and is disposed at the bottom of the dish 300, and a user can use the sliding seat 500 as a handle to act on the dish 300 to make it slide and extend relative to the supporting arm 200, and the edge of the bottom of the dish 300 is concave and can also be used as a handle. The setting of the locking position can effectively prevent the tray 300 from being separated from the bracket arm 200 due to over-violent pulling operation, the sliding seat 500 is required to slide to enable the locking pin 410 to be switched to the unlocking position when the tray 300 is required to be completely separated from the bracket arm 200, misoperation can be effectively prevented, and corresponding safety mechanisms can be arranged on the sliding seat 500 to further improve safety.

The trigger may be a separate component that is associated with the connecting rod 400 and the sliding seat 500, or may be part of one of the two.

Referring to fig. 3-10, the tray 300 has a guide member 310 on the bottom surface, the sliding seat 500 and the guide member 310 cooperate to guide the movement direction of the tray, and a locking mechanism for limiting the relative movement is provided between the tray 300 and the sliding seat 500. The locking mechanism needs other unlocking members to unlock, and in the locked state, the locking mechanism limits the sliding stroke of the sliding seat 500, for example, the locking mechanism cannot slide or the sliding stroke is short, so that the lock pin 410 cannot be switched to the unlocking position. When the locking mechanism is in the unlocking state, the sliding stroke of the sliding seat 500 meets the requirement that the lock pin 410 is switched to the unlocking position, and the locking mechanism can be unlocked in a sliding mode. Preferably, the unlocking sliding direction of the sliding seat 500 is the same as that of the drawing dinner plate 300, so that the operation is convenient. The guide member 310 has a T-shaped section to provide a sliding guide for the sliding seat 500.

The locking mechanism comprises a latch 510, a limiting claw 520, an unlocking button 530 and a reset elastic member 540, wherein the latch 510 is fixed on the dinner plate 300, the limiting claw 520 is arranged on the sliding seat 500 in a swinging mode, the limiting claw 520 is provided with a first position interfered and blocked by the latch 510 and a second position avoiding the latch 510, and the unlocking button 530 is movably arranged on the sliding seat 500 to drive the limiting claw 520 to enter the second position. The sliding direction of the unlocking button 530 is perpendicular to the sliding direction of the sliding seat 500, so as to reduce the probability of misoperation, and the unlocking button 530 protrudes outwards from the bottom of the sliding seat 500 and is matched with the sliding unlocking direction of the sliding seat 500, so as to facilitate the unlocking operation of the locking mechanism. The latch 510 is located at the front side of the sliding seat 500 and partially extends into the sliding seat 500. The elastic restoring member 540 is movably installed on the sliding seat 500 to drive the limiting claw 520 to enter the first position, and the elastic restoring member 540 is a torsion spring.

In one embodiment, the two limiting claws 520 are symmetrically arranged, the limiting claws 520 have a first section 521 which is acted on by the latch tongue 510 and a second section 522 which is acted on by the unlocking button 530, the unlocking button 530 has a rib 531 which is acted on by the second section 522 all the time, and a limiting bar 532 which limits the unlocking button 530 from sliding further by abutting against the first section 521. When the slide seat 500 is at the first position, the limiting bar 532 is spaced from the first section 521, and the second position corresponds to the limiting bar 532 and abuts against the first section 521, so that the completion of unlocking is prompted, and the slide unlocking operation of the slide seat 500 can be performed. Wherein, the first section 521 and the second section 522 of the limiting claw 520 form an included angle alpha with each other, the included angle alpha is 150 degrees, and the sliding unlocking stroke of the unlocking button 530 is reduced. And the second section 522 of the limiting claw 520 is provided with a groove 523 for the limiting bar 532 to enter, so that the contact surface between the second section 522 and the clamping tongue 510 is increased, and the interference blocking effect of the limiting claw 520 is better.

Referring to fig. 11 to 16, in an embodiment, the triggering member is a linkage sleeve 550 fixed on both sides of the sliding seat, the linkage sleeve 550 is located on the outer periphery of the connecting rod 400, a guide bar hole 551 is formed in a side wall of the linkage sleeve 550, a linkage pin 420 extending into the guide bar hole 551 is fixed on the connecting rod 400, and when the linkage sleeve 550 moves along with the sliding seat 500, the guide bar hole 551 drives the linkage pin 420 and drives the connecting rod 400 to rotate around its axis. The guide bar holes 551 are arranged helically about the connecting rod axis.

Wherein, the bottom of dinner plate 300 is equipped with dead lever 600, and movable sleeve establishes between connecting rod 400 and the dead lever 600, specifically for connecting rod 400 cover establishes in dead lever 600 periphery, and connecting rod 400 and dead lever 600 are cylindricly. Two limiting parts are axially arranged at the bottom of the dinner plate 300 along the fixing rod, the two limiting parts are convex columns, and the convex columns are perpendicular to the connecting rod and axially extend. One of the limiting members is a first limiting member 320, the first limiting member 320 penetrates through the fixing rod 600 and the connecting rod 400, a limiting hole 430 extending along the circumferential direction is formed in the connecting rod 400, the first limiting member 320 and the limiting hole 430 act to limit the rotation amplitude of the connecting rod 400 around the axis thereof, and the rotation amplitude is greater than or equal to the rotation amplitude of the lock pin 410 switched from the locking position to the unlocking position. The link pin 550 has elasticity, which facilitates the insertion and installation of the connecting rod 440 in the fixing rod 600.

The other limiting part is a second limiting part 330, the fixing rod 600 extends out of one side of the connecting rod 400 far away from the plugging end and is penetrated and arranged by the second limiting part 330, and the linkage sleeve 550 is positioned between the two limiting parts to limit the sliding seat 500 to slide away from the dinner plate 300. And the bottom of the dinner plate 300 is fixed with a cover 700 provided with a shielding linkage sleeve 550, a connecting rod 400 and a fixing rod 600, and the cover 700 is connected with the two limit parts through fasteners.

Referring to fig. 17 to 20, in an embodiment, the position-limiting groove 220 is a strip-shaped groove along the extending direction of the slide 210, and allows the lock pin 410 to move within the length range of the position-limiting groove in the locked position. The slide way 210 comprises a main body area 211 corresponding to the cross section shape of the connecting rod 400 and a rotation stopping area 212 corresponding to the cross section shape of the lock pin in the cross section, and the limiting groove 220 is at least communicated with the rotation stopping area 212 for switching the lock pin 410 to the locking position.

The utility model provides a child dinning chair can slide and adjust the dinner plate in order to adapt to the baby of different statures to be provided with locking mechanical system and lead to the dinner plate accident to break away from the seat in order to prevent that the baby from falling, eliminate the potential safety hazard.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features. When technical features in different embodiments are represented in the same drawing, it can be seen that the drawing also discloses a combination of the embodiments concerned.

The above examples only express several embodiments of the present application, and the description thereof is more specific and detailed, but not to be construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application.

Claims (10)

1. The child dining chair comprises a chair, supporting arms arranged on two opposite sides of the chair in the width direction, and a dinner plate erected on the supporting arms, and is characterized in that a slide way is arranged inside each supporting arm, and a limiting groove is formed in the side wall of each slide way;

the child dining chair further comprises:

the connecting rod is rotatably arranged at the bottom of the dinner plate around the axis of the connecting rod, one end of the connecting rod is an insertion end, and the insertion end is movably inserted into the slide way;

the locking pin is fixed at the inserting end of the connecting rod and provided with a locking position and an unlocking position which are opposite to each other along with the rotation of the connecting rod, the locking pin is blocked in the limiting groove at the locking position so that the connecting rod is kept in the slideway, and the locking pin avoids the limiting groove at the unlocking position so as to allow the connecting rod to exit the slideway;

and the sliding seat is fixedly arranged on the dinner plate and is provided with a trigger piece which is acted with the connecting rod so as to drive the connecting rod to rotate and enable the lock pin to be switched between a locking position and an unlocking position.

2. A child dining chair according to claim 1, wherein the tray has guide members on its underside, the slide mount and the guide members cooperate to guide the direction of movement, and locking means for limiting relative movement between the tray and the slide mount are provided.

3. A child dining chair according to claim 2, wherein said locking mechanism comprises:

the clamping tongue is fixed on the dinner plate;

the limiting claw is arranged on the sliding seat in a swinging mode and provided with a first position blocked by interference of the clamping tongue and a second position avoiding the clamping tongue;

the unlocking button is movably arranged on the sliding seat so as to drive the limiting claw to enter a second position;

and the reset elastic piece is movably arranged on the sliding seat so as to drive the limiting claw to enter the first position.

4. A child dining chair according to claim 3, wherein said two arresting claws are symmetrically arranged, and have a first section for engaging with said latch tongue and a second section for engaging with said unlocking button;

the unlocking button is provided with a rib which is always acted on the second section and a limiting strip which is propped against the first section to limit the unlocking button to slide further.

5. A child dining chair according to claim 4, wherein the first and second sections of the pawl are at an angle α of 150 ° to each other.

6. A child dining chair according to claim 5, wherein the second section of the retaining pawl is provided with a recess into which the retaining strip can enter.

7. The children's dining chair according to claim 1, wherein the triggering member is a linking sleeve fixed to both sides of the sliding seat, the linking sleeve being located at the periphery of the connecting rod;

the side wall of the linkage sleeve is provided with a guide strip hole, a linkage pin extending into the guide strip hole is fixed on the connecting rod, and when the linkage sleeve moves along with the sliding seat, the guide strip hole drives the linkage pin and drives the connecting rod to rotate around the axis of the linkage pin.

8. The children's dining chair according to claim 7, wherein a fixing rod is provided at the bottom of the dinner plate, and the connecting rod is movably sleeved with the fixing rod;

two limiting parts are axially arranged at the bottom of the dinner plate along the fixing rod, one limiting part is a first limiting part, the first limiting part penetrates through the fixing rod and the connecting rod, a limiting hole extending along the circumferential direction is formed in the connecting rod, and the first limiting part and the limiting hole act on each other to limit the rotation amplitude of the connecting rod around the axis of the connecting rod.

9. A child dining chair according to claim 8, wherein the other of said retaining members is a second retaining member, the securing rod extends beyond the connecting rod away from the insertion end and is received by the second retaining member, and the sleeve is located between the retaining members.

10. A child dining chair according to claim 1, wherein the retaining groove is a strip-shaped groove along the extension of the slide and allows the locking pin to move within the length of the retaining groove in the locked position;

the cross-section of the slideway comprises:

a body region corresponding to a sectional shape of the connection rod;

and the rotation stopping area corresponds to the cross section shape of the lock pin, and the limiting groove is at least communicated with the rotation stopping area and used for switching the lock pin to a locking position.

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