CN218304078U

CN218304078U - Automatic silence resilient mounting of auditorium chair stool

Info

Publication number: CN218304078U
Application number: CN202222381584.4U
Authority: CN
Inventors: 宁佐炎
Original assignee: Foshan Kai Tai Chair Industry Co ltd
Current assignee: Foshan Kai Tai Chair Industry Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-01-17
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses an automatic mute rebounding device for auditorium seat stools, wherein one end of a stool rotating part and one end of a stool movable joint are respectively arranged at the bottom of a stool plate positioning part through positioning screw components and rotatably connected, and the other end of the stool rotating part and the other end of the stool movable joint are respectively arranged on a stool fixing component through the positioning screw components and rotatably connected; one end of the damping device is fixedly connected with the stool rotating part in a welding mode, and the other end of the damping device is connected with the stool fixing component in a positioning mode through a screw hole; the spring encircles on the buffering sleeve, and one end is outwards stretched out and is compressed with the stool rotating member is parallel, and the other end outwards stretches out and is compressed with the spacing hook of the spring on the stool fixed subassembly and be connected, and the buffering sleeve is installed and is connected in series in stool rotating member and the inside of stool fixed subassembly junction. Is hidden and arranged on the auditorium chair. The utility model discloses resilience mechanism simple structure is practical, rotatory noiselessness, use safe and reliable, durable, buffering silence ends the position.

Description

Automatic mute springback device of auditorium chair stool

Technical Field

The utility model relates to a seat field, concretely relates to automatic silence resilient mounting of auditorium chair stool.

Background

Auditorium chairs are commonly used in large conference rooms, schools or government auditoriums, large dance theatres, where most auditorium chairs are made up of five parts: seats, backrests, armrests, standing legs, and writing boards. Typically, the standing feet and armrests are integrated together to form a securely mounted armrest, typically of steel-wood or steel-plastic construction. In order to save the space of the field, most of the stools adopt an automatic overturning structure of the stool plate, and the stools can be folded when not used so as not to occupy space, thereby being convenient for having wider passageways and being convenient for people to evacuate when the stools are scattered. The auditorium chair is used as a practical seat in places such as auditorium, movie theater, hall, report hall, and the like, the accessory facilities of the auditorium chair are also very important, good accessory facilities can also bring people increased use comfort and safety feeling in the use process, wherein the automatic rebounding mechanism of the auditorium chair can enable the seat of the auditorium chair to automatically overturn when not used, the passageway is kept smooth, but the common automatic rebounding mechanism of the auditorium chair on the market is directly and clearly arranged at the bottom of the seat and is not attractive and unsafe, and is likely to be touched by mistake and injured by clamp, and the defects and disadvantages of striking and friction can be caused, and the auditorium chair is not durable, and the automatic overturning speed is not uniform.

Disclosure of Invention

An object of the utility model is to prior art's defect and not enough, provide an automatic silence resilient mounting of auditorium's chair stool of resilient mounting hidden installation, simple structure practicality, use safe and reliable, durable, buffering return at the uniform velocity.

In order to achieve the above object, the utility model adopts the following technical scheme: an automatic silencing and rebounding device for auditorium chairs and stools comprises a stool plate positioning piece, a stool rotating piece, a stool movable joint, a stool fixing component, a damping device, a positioning screw component, a spring and a buffering sleeve; one ends of the stool rotating part and the stool movable joint are respectively arranged at the bottom of the stool plate positioning part through positioning screw components and are rotatably connected, and the other ends of the stool rotating part and the stool movable joint are respectively arranged on the stool fixing component through the positioning screw components and are rotatably connected; one end of the damping device is fixedly connected with the stool rotating part in a welding mode, and the other end of the damping device is connected with the stool fixing component in a positioning mode through a screw hole; the spring is wound on the buffering sleeve, one end of the spring extends outwards to be compressed in parallel with the stool rotating part, the other end of the spring extends outwards to be compressed and connected with a spring limiting hook on the stool fixing component, and the buffering sleeve is installed inside the connection part of the stool rotating part and the stool fixing component in series.

After the structure is adopted, the spring rebounding mechanism is hidden and installed in the seat rotating piece, so that the gravity-free automatic return after the seat is lifted is realized, the spring rebounding mechanism cannot be touched by mistake and clamped during use, the appearance of the seat cannot be influenced, the return motion can be controlled after the damping device is added, the motion becomes slow, and the impact and noise caused by too fast rebounding are prevented; the buffer sleeve arranged around the spring can prevent the spring from deforming after being stretched or compressed, and can prevent the spring from being in friction and contact with other parts, and meanwhile, the spring does not generate noise when being in contact with the other parts; the utility model discloses a rotatory cooperation of subassembly three is fixed to stool rotating member, stool freely movable joint, stool, makes the stool lift and the in-process of return all can not send any disturbing abnormal sound, and is difficult to break down, and return mechanism is simple, triangular supports safe and reliable, durable.

Furthermore, the stool plate positioning piece is integrally in an I shape, the stool rotating piece and the stool movable joint are both in a U-shaped plate shape, and the stool fixing component is integrally in a U-shaped plate shape.

After the structure is adopted, the structure is safer and more stable due to the I shape above the stool plate positioning piece of the utility model for installing the stool plate or the seat cushion; seat bench rotating member, seat bench freely movable joint, seat bench fixed subassembly all are "U" plate column structure, and rotatory cooperation, the parcel of each other hide installation spring resilient mechanism, form that triangular supports structure is more stable, and spring resilient mechanism does not expose and prevents the mistake touching and is hindered by the clamp.

Furthermore, the stool fixing component comprises a stool fixing main body, a spring limiting hook, a U-shaped stop piece and a plastic silencer, wherein the U-shaped stop piece is welded at an opening of the stool fixing main body, and the plastic silencer is arranged on the U-shaped stop piece.

After the structure of the oil adding device is adopted, because the utility model discloses a fixed main part of seat is used for fixing on auditorium chair back, when auditorium chair seat self return was rotatory, the seat moving part rotatory to end the piece vertical contact with the U type and stop the rotation, and the U type ends and is provided with the plastic silencer on the piece simultaneously, avoids the noise emission, reaches the beneficial effect that the buffering silence ended the position.

Furthermore, the damping device consists of a U-shaped positioning piece, a damper nut, a damper short screw, a damper positioning sleeve and a damper long screw; one end of the damper is fixedly connected with the U-shaped positioning piece through a damper nut and a damper short screw, and the other end of the damper is fixed on the seat stool fixing main body through a damper long screw and limited in the middle of the damper long screw through a damper positioning sleeve.

After the structure of the oil adding device is adopted, the utility model discloses a damping device can make spring rebound motion receive control, and is automatic at the uniform velocity slowly rotatory, avoids the rotatory strong striking of emergence at the excessive speed and produces the noise.

Furthermore, the set screw subassembly includes noise elimination sleeve, location long screw, location short screw, gasket, location cushion, series connection screw.

After the structure of the oil adding device is adopted, the utility model discloses the noise elimination sleeve, gasket, the location cushion that set up can avoid each part noise that sends when rotatory, and prevent that metal part from rubbing mutually.

Furthermore, one end of the spring is parallel to the stool rotating part, is pressed to the outward extending part to be C-shaped or L-shaped, and is parallel to the inner bottom plate of the stool rotating part.

After the structure of the oil adding device is adopted, the utility model discloses can set up different spring shapes as required, adjust the area of resilience effect to resilience effect is more even.

Furthermore, a plastic noise elimination pad is arranged on the back of the seat stool rotating piece.

After the structure of the oil adding device is adopted, when the stool plate positioning piece rotates to the position stopping time by contacting with the stool rotating piece, the plastic noise elimination pad arranged on the stool rotating piece can avoid direct touch between the stool plate positioning piece and the stool rotating piece, and prevent the sound of the impact from being sent, thereby playing the roles of buffering and noise elimination.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is an exploded perspective view of an embodiment of the present invention;

fig. 2 is a schematic perspective view of the return state according to the embodiment of the present invention.

Fig. 3 is a perspective view illustrating a use state of the embodiment of the present invention.

Description of reference numerals:

1. stool plate positioning piece

2. A stool rotating member;

3. a seat movable joint;

4. a stool-securing assembly; (401, a stool fixing main body, 402, a spring limiting hook, 403, a U-shaped stop piece, 404 and a plastic silencer);

5. a damping device (501, a U-shaped positioning piece, 502, a damper, 503, a damper nut, 504, a damper short screw, 505, a damper positioning sleeve, 506 and a damper long screw);

6. a positioning screw component (601, a silencing sleeve, 602, a positioning long screw, 603, a positioning short screw, 604, a gasket, 605, a positioning rubber pad, 606, a series screw);

7. a spring;

8. a buffer sleeve;

9. a plastic noise elimination pad.

Detailed Description

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

Referring to fig. 1 to fig. 3, the technical solution adopted by the present embodiment is: an automatic silencing rebound device for auditorium chair stools comprises a stool plate positioning piece 1, a stool rotating piece 2, a stool movable joint 3, a stool fixing component 4, a damping device 5, a positioning screw component 6, a spring 7 and a buffering sleeve 8; one ends of the stool rotating part 2 and the stool movable joint 3 are respectively arranged at the bottom of the stool plate positioning part 1 through the positioning screw assembly 6 and are rotatably connected, and the other ends are respectively arranged on the stool fixing assembly 4 through the positioning screw assembly 6 and are rotatably connected; one end of the damping device 5 is fixedly connected with the stool rotating part 2 in a welding mode, and the other end of the damping device is fixedly connected with the stool fixing component 4 through a screw hole; the spring 7 surrounds the buffering sleeve 8, one end of the spring extends outwards to be compressed in parallel with the seat stool rotating part 2, the other end of the spring extends outwards to be compressed and connected with a spring limiting hook 402 on the seat stool fixing component 4, and the buffering sleeve 8 is installed inside the connection position of the seat stool rotating part 2 and the seat stool fixing component 4 in series connection. The utility model discloses a hide installation spring rebounding mechanism inside seat bench rotating member 2, realize that the seat bench lifts the back and does not have gravity self return, can not touch spring rebounding mechanism by mistake and be pressed from both sides and hinder during the use, can not influence the pleasing to the eye of seat appearance yet, can make the motion of replying receive control after adding damping device 5, the motion becomes slow, prevents to kick-back too fast and produces striking and noise; the buffer sleeve 8 arranged around the spring 7 can prevent the spring 7 from deforming after being stretched or compressed, and can prevent the spring 7 from rubbing and contacting other parts, and meanwhile, the contact of the spring 7 and other parts can not generate noise; the utility model discloses a rotatory cooperation of 4 three of seat bench rotating member 2, seat bench freely movable joint 3, seat bench fixed subassembly mutually makes the seat bench lift and the in-process of return all can not send any disturbing abnormal sound, and is difficult to break down, and return mechanism is simple, triangular supports safe and reliable, durable.

In the present embodiment, the stool plate positioning member 1 is in an "i" shape as a whole, the stool rotating member 2 and the stool movable joint 3 are in a "U" shape, and the stool fixing member 4 is in a "U" shape as a whole. As the stool plate or the seat cushion is arranged above the stool plate positioning piece 1 in the specific embodiment, the structure is safer and more stable due to the I shape; seat bench rotating member 2, seat bench swing joint 3, seat bench fixed subassembly 4 all are "U" type plate structure, and rotatory cooperation, the 7 rebound mechanisms of installation spring of parcel are hidden mutually, form that triangular supports structure is more stable, and 7 rebound mechanisms of spring do not expose and prevent the mistake touching and be hindered by the clamp.

In the present embodiment, the seat fixing assembly 4 comprises a seat fixing main body 401, a spring limiting hook 402, a U-shaped stop 403, and a plastic muffler 404, wherein the U-shaped stop 403 is welded to an opening of the seat fixing main body 401, and the plastic muffler 404 is disposed on the U-shaped stop 403. Because the seat fixing main body 401 of the specific embodiment is used for being fixed on the auditorium seat back, when the auditorium seat is automatically returned and rotated, the seat moving part stops rotating when rotating to be vertically contacted with the U-shaped stop piece 403, and meanwhile, the U-shaped stop piece 403 is provided with the plastic silencer 404, so that noise is prevented from being emitted, and the beneficial effect of buffering and silencing to stop is achieved.

In the present embodiment, the damping device 5 is composed of a U-shaped positioning member 501, a damper 502, a damper nut 503, a damper short screw 504, a damper positioning sleeve 505, and a damper long screw 506; one end of the damper 502 is fixedly connected with the U-shaped positioning piece 501 through a damper nut 503 and a damper short screw 504, and the other end of the damper 502 is fixed on the stool fixing body 401 through a damper long screw 506 and is limited in the middle of the damper long screw 506 through a damper positioning sleeve 505. In the embodiment, the rebound motion of the spring 7 can be controlled through the damping device 5, and the spring automatically rotates slowly at a constant speed, so that the phenomenon that the spring is violently impacted and generates noise due to too fast rotation is avoided.

In this embodiment, the set screw assembly 6 includes a sound-damping sleeve 601, a long set screw 602, a short set screw 603, a gasket 604, a rubber positioning pad 605, and a tandem screw 606. The noise elimination sleeve 601, the gasket 604 and the positioning rubber pad 605 provided in the present embodiment can prevent noise generated by each component during rotation, and prevent metal components from rubbing against each other.

In the present embodiment, one end of the spring 7 is parallel to the stool rotating member 2, and presses against the outward extending portion in a C-shape or an L-shape, and presses against the inner bottom plate of the stool rotating member 2 in parallel. The utility model discloses can set up different spring 7 shapes as required, adjust the area of resilience force effect to resilience force effect is more even.

In this embodiment, a plastic noise elimination pad 9 is further disposed on the back of the stool rotating member 2. When the utility model discloses a bench board setting element 1 rotates to only when the position with the contact of stool rotating member 2, through the plastic noise elimination pad 9 that sets up on the stool rotating member 2, can avoid both direct touches to prevent to send the sound of striking, play the effect of buffering and amortization.

The above description is only for the purpose of illustrating the technical solutions of the present invention, and is not intended to limit other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention, so long as they do not depart from the spirit and scope of the technical solutions of the present invention, they should be covered in the scope of the claims of the present invention.

Claims

1. The utility model provides an automatic silence resilient mounting of auditorium chair stool which characterized in that: comprises a stool plate positioning piece (1), a stool rotating piece (2), a stool movable joint (3), a stool fixing component (4), a damping device (5), a positioning screw component (6), a spring (7) and a buffer sleeve (8); one ends of the stool rotating part (2) and the stool movable joint (3) are respectively arranged at the bottom of the stool plate positioning part (1) through positioning screw components (6) and rotatably connected, and the other ends of the stool rotating part and the stool movable joint are respectively arranged on the stool fixing component (4) through the positioning screw components (6) and rotatably connected; one end of the damping device (5) is fixedly connected with the stool rotating part (2) in a welding mode, and the other end of the damping device is fixedly connected with the stool fixing component (4) through a screw hole; the spring (7) surrounds the buffer sleeve (8), one end of the spring outwards extends out to be compressed in parallel with the seat stool rotating part (2), the other end of the spring outwards extends out to be compressed and connected with a spring limiting hook (402) on the seat stool fixing component (4), and the buffer sleeve (8) is installed inside the connection position of the seat stool rotating part (2) and the seat stool fixing component (4) in series connection.

2. The automatic silent rebounding apparatus of an auditorium chair stool as claimed in claim 1, wherein: the stool plate positioning piece (1) is integrally in an I shape, the stool rotating piece (2) and the stool movable joint (3) are both in a U-shaped plate shape, and the stool fixing component (4) is integrally in a U-shaped plate shape.

3. The automatic silence rebounding device of an auditorium chair stool as claimed in claim 1, wherein: the fixed subassembly of stool (4) is by fixed main part of stool (401), spring spacing hook (402), U type end position spare (403), plastic silencer (404) constitute, U type end position spare (403) welding is in the fixed main part of stool (401) opening part, plastic silencer (404) set up on U type end position spare (403).

4. The automatic silent rebounding apparatus of an auditorium chair stool as claimed in claim 1, wherein: the damping device (5) is composed of a U-shaped positioning piece (501), a damper (502), a damper nut (503), a damper short screw (504), a damper positioning sleeve (505) and a damper long screw (506); one end of the damper (502) is fixedly connected with the U-shaped positioning piece (501) through a damper nut (503) and a damper short screw (504), and the other end of the damper (502) is fixed on the stool fixing main body (401) through a damper long screw (506) and limited in the middle of the damper long screw (506) through a damper positioning sleeve (505).

5. The automatic silent rebounding apparatus of an auditorium chair stool as claimed in claim 1, wherein: the positioning screw assembly (6) comprises a silencing sleeve (601), a positioning long screw (602), a positioning short screw (603), a gasket (604), a positioning rubber pad (605) and a series screw (606).

6. The automatic silent rebounding apparatus of an auditorium chair stool as claimed in claim 1, wherein: one end of the spring (7) is parallelly pressed with the stool rotating part (2) to press the outward extending part to be C-shaped or L-shaped and parallelly pressed with the inner bottom plate of the stool rotating part (2).

7. The automatic silencing rebounding apparatus of auditorium chair stool as claimed in any one of claims 1-6, wherein: the back of the stool rotating part (2) is also provided with a plastic silencing pad (9).