CN215913884U - Armrest structure of movable seat device of theater chair - Google Patents

Armrest structure of movable seat device of theater chair Download PDF

Info

Publication number
CN215913884U
CN215913884U CN202121960841.9U CN202121960841U CN215913884U CN 215913884 U CN215913884 U CN 215913884U CN 202121960841 U CN202121960841 U CN 202121960841U CN 215913884 U CN215913884 U CN 215913884U
Authority
CN
China
Prior art keywords
plate
buckle
handrail
bottom plate
armrest
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202121960841.9U
Other languages
Chinese (zh)
Inventor
潘自流
郭宗峰
陈俊
沈郭明
毛磊
邬家浩
陈小丽
王伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leggett and Platt Jiaxing Co Ltd
Original Assignee
Leggett and Platt Jiaxing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Leggett and Platt Jiaxing Co Ltd filed Critical Leggett and Platt Jiaxing Co Ltd
Priority to CN202121960841.9U priority Critical patent/CN215913884U/en
Application granted granted Critical
Publication of CN215913884U publication Critical patent/CN215913884U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Abstract

The utility model discloses an armrest structure of a movable seat device of a theater chair, which is characterized in that: comprises a chassis and a handrail; the inner side surface of the handrail is provided with a buckle, and the lower side of the buckle is provided with an opening; the chassis is including controlling two blocks of curb plates and being fixed in the registration arm between two blocks of curb plates, the top of curb plate has the joint board that supplies the buckle to go into from last to lower card. The utility model has the characteristics of simple structure and convenience for installing the armrests and the whole seat device.

Description

Armrest structure of movable seat device of theater chair
Technical Field
The utility model relates to the technical field of seats, in particular to an armrest structure of a movable seat device of a theater chair.
Background
Theatre chairs are commonly used in large conference rooms, school or government auditoriums, large dance theatres, movie theaters, and the like. Most theatre chairs are composed of a chair seat, a chair back, armrests and an underframe.
In the prior art, the standing legs and the handrails are integrated to form a firmly installed handrail frame. In the actual installation process, the armrest and the underframe which are of the integrated structure are inconvenient for the installation of the whole theater chair structure on site, so that the improved space exists.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the armrest structure of the movable seat device of the theater chair, which has the characteristics of simple structure and convenience in installation of the armrest and the whole seat device.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a theater chair activity seat device's handrail structure which characterized by: comprises a chassis and a handrail;
the inner side surface of the handrail is provided with a buckle, and the lower side of the buckle is provided with an opening;
the chassis is including controlling two blocks of curb plates and being fixed in the registration arm between two blocks of curb plates, the top of curb plate has the joint board that supplies the buckle to go into from last to lower card.
Preferably, the buckle includes the bottom plate, the shaping is in the bottom plate both sides and with the bottom plate perpendicular or be close vertically side board and the shaping is in side board dorsad bottom plate one side and with the parallel connecting plate of bottom plate, the buckle is fixed in on the handrail through the connecting plate to form the draw-in groove with the joint board joint between the medial surface of bottom plate and handrail.
Preferably, the connecting plate is provided with a connecting hole.
Preferably, the lower side of the bottom plate is formed with a guide plate bent outward.
Preferably, there are two snaps on each armrest.
The utility model has the advantages that:
1. when the handrail is installed on site, the underframe can be fixed at the corresponding position, then the rest parts are sequentially installed on the underframe, and finally the handrail is installed;
2. when the handrail is installed, the buckle on the handrail is directly vertically corresponding to the clamping plate on the clamping plate, and then the buckle is clamped into the clamping plate from top to bottom to complete the installation and fixation of the handrail on the underframe.
Drawings
FIG. 1 is a schematic illustration of a seating unit according to an exemplary embodiment in a leisure position;
fig. 2 is an assembly diagram of the positioning plate and the bottom frame provided in the present embodiment;
fig. 3 is a schematic view of the seat device in a sitting position according to the present embodiment;
FIG. 4 is a schematic view of the seat frame of the present embodiment after being turned over forward;
fig. 5 is a schematic view of the seat cushion assembly, the leg rest assembly and the backrest assembly in a sitting position according to the present embodiment;
fig. 6 is a schematic view of the seat cushion assembly, the leg rest assembly and the backrest assembly in a sitting position according to the present embodiment;
fig. 7 is a schematic view of the seat cushion assembly, the leg rest assembly and the backrest assembly in a leisure position according to the present embodiment;
FIG. 8 is a schematic view of the armrest mounting provided in the present embodiment;
fig. 9 is a schematic view of the clip provided in this embodiment.
Detailed Description
The armrest structure of the theater chair movable seat device of the utility model is further explained with reference to fig. 1 to 9.
A theater chair movable seat device is characterized in that: comprises an underframe 1, a positioning plate 4, a cushion component 7, a leg rest component 6, a backrest component 8 and a push rod motor 2.
The underframe 1 comprises a left side plate 11, a right side plate 11 and a front positioning pipe and a rear positioning pipe which are fixed between the two side plates 11. Supporting legs 13 are arranged at two ends of each positioning pipe respectively, the upper ends of the supporting legs 13 are fixed on the supporting pipes in a bolt or welding mode, connecting holes are formed in the lower ends of the supporting legs 13, and the supporting legs 13 can be fixed on the ground through the connecting holes and the bolts. When the positioning pipes with different lengths are selected, the distance between the two side plates 11 can be adjusted, namely the width of the theater chair can be adjusted.
As shown in fig. 2, the positioning plate 4 has a notch rearward rear mounting groove 42 at a rear position, and the positioning plate 4 has a notch downward front mounting groove 41 at a front position, while the front mounting groove 41 and the rear mounting groove 42 are perpendicular to each other. The base frame 1 has a rear mounting pin 111 for the rear mounting groove 42 and a front mounting pin 112 for the front mounting groove 41. The seat cushion assembly 7 is mounted on the positioning plate 4 and can swing back and forth relative to the positioning plate 4. When the seat cushion assembly 7 swings forwards, the height of the front side of the seat cushion assembly 7 is gradually higher than the height of the rear side of the seat cushion assembly 7, so that the comfort of lying and sitting is improved; leg rest subassembly 6 sets up in the front side of cushion subassembly 7, back subassembly 8 sets up in the rear side of cushion subassembly 7. The back assembly 8 is a back plate fixed to the rear end of the cushion assembly 7 by bolts.
The rear end of the push rod motor 2, i.e. the motor end, is connected to the positioning tube 14 located at the rear side through a U-shaped hinged base, which is the rear motor tube in this embodiment, so that the push rod motor 2 is connected to the chassis 1. The front end of the push rod motor 2 is connected with a front motor pipe 5 and is connected to a connecting rod 63 in the leg rest assembly 6 through the front motor pipe 5 so as to drive the leg rest assembly to expand or furl and the cushion assembly 7 to swing back and forth.
As shown in fig. 5 and 7, the seat cushion assembly 7 includes a seat cushion 71, a front link 72 and a rear link 73, wherein the upper end of the front link 72 is hinged to the front position of the seat cushion 71, and the lower end is hinged to the front position of the positioning plate 4; the upper end of the rear connecting rod 73 is hinged on the backrest plate, and the lower end is hinged on the rear end position of the positioning plate 4. The upper end of the rear connecting rod 73 is hinged on the backrest plate, so that the height of the rear end of the cushion component 7 can be reduced, and the comfort of lying and sitting is improved.
Further, when the seat cushion 71 moves forward, the upper end position of the rear link 73 is gradually lowered, and the upper end position of the front link 72 is gradually raised. Specifically, the straight lines formed by the hinge holes at both ends of the rear link 73 form an angle a with the horizontal line in the clockwise direction, and the straight lines formed by the hinge holes at both ends of the front link 72 form an angle B with the horizontal line in the counterclockwise direction. When the seat device is in a fully folded state, namely a sitting position, the angle of the included angle A is smaller than or equal to 90 degrees, and the angle of the included angle B is smaller than 90 degrees. When the seat cushion 71 moves forward step by step, the included angle a decreases step by step and the included angle B increases step by step. Until the seat unit is completely opened to the leisure posture, the included angle A reaches the minimum angle, the included angle B reaches the maximum angle, and the included angle B is not more than 90 degrees. With this structure, in the process of unfolding the seat device, the height of the front end of the seat cushion 71 gradually rises, and the height of the rear side gradually falls, so that the height difference between the two ends is increased, and the comfort of lying and sitting is improved.
As shown in fig. 6 and 7, the leg rest assembly 6 comprises a first link 61, a second link 62, a third link 63, a fourth link 64, a fifth link 65 and a leg rest member 66. The front end of the seat cushion 71 is provided with a first hinge position and a second hinge position which are distributed front and back, and the first end, namely the upper end of the first connecting rod 61 is provided with a third hinge position and a fourth hinge position which are distributed up and down. The fourth hinge position of the first connecting rod 61 is hinged to the second hinge position of the seat cushion 71, the second end, i.e., the lower end, of the first connecting rod 61 is hinged to the first end, i.e., the rear end, of the second connecting rod 62, and the second end, i.e., the front end, of the second connecting rod 62 is hinged to the footrest member 66; a first end, namely the rear end, of the third connecting rod 63 is hinged to a first hinge position of the seat cushion 71, a second end, namely the front end, is hinged to a first end, namely the rear end, of the fourth connecting rod 64, and a second end, namely the front end, of the fourth connecting rod 64 is hinged to the foot rest component 66; the front end of the fifth connecting rod 65 is hinged to the third hinge position of the first connecting rod 61, and the rear end is hinged to the rear connecting rod 73, so as to drive the leg rest assembly 6 and the cushion assembly 7 to synchronously move; the front motor pipe 5 is fixed to the connection hole 631 of the third link 63 by a bolt.
The seat cushion 71 is provided with a first stopper 91 for limiting the backward movement distance of the seat cushion 71 and against which the front link 72 abuts. That is, when the seat cushion 71 is returned to the sitting position, the front side surface of the front link 72 abuts against the first stopper 91 to be stopped; the first connecting rod 61 has a second stopper 92 for the third connecting rod 63 to abut against when the leg rest assembly 6 is folded. Namely, after the leg rest assembly 6 is completely folded, the third connecting rod 63 abuts against the second limiting member 92 for limiting; the backrest assembly 8 is provided with a third stopper 93 for the seat cushion 71 to move forward and then for the rear link 73 to abut against. That is, when the push rod motor 2 drives the seat cushion assembly 7 to move forward completely, the rear side surface of the rear connecting rod 73 abuts against the third limiting member 93 for limiting.
The seat device further comprises a seat frame 3, the front side of the seat frame 3 is hinged to the front end position of the seat cushion 71, when the rear side of the seat frame 3 rotates backwards, the seat frame 3 can be supported on the seat cushion 71 for lying and sitting, and when the rear side of the seat frame 3 rotates forwards, the seat frame 3 is separated from the seat cushion 71, so that the bottom position of the seat is cleaned conveniently. The seat frame 3 is provided with a fourth limiting member 32 for limiting the rotation range of the seat frame 3, so that the rear side of the seat frame 3 can be positioned after rotating forwards, and the seat frame 3 is prevented from contacting the ground.
As shown in fig. 3 and 4, a hinge plate 31 is connected to a front position of the seat frame 3 by a bolt, a mounting plate 711 is connected to a front position of the seat cushion 71 by a bolt, and the front side of the seat frame 3 is rotatably connected to the mounting plate 711 by the hinge plate 31, that is, the hinge plate 31 is hinged to the mounting plate 711 near the lower side. The fourth limiting member 32 is disposed on the hinge plate 31, and when the seat frame 3 rotates to the vertical state, the fourth limiting member 32 abuts against the mounting plate 711.
In this embodiment, the first limiting member 91 to the fourth limiting member 32 are all limiting sleeves, and the first hinge position to the fourth hinge position are all hinge holes.
As shown in fig. 8 and 9, the seat device further includes an armrest 10, a buckle 101 is provided on an inner side surface of the armrest 10, an opening is provided on a lower side of the buckle, and a clamping plate 113 for the buckle 101 to be clamped into is provided on a side plate of the underframe 1 from top to bottom.
Specifically, the buckle 101 includes a bottom plate 1011, side plates 1012 formed on both sides of the bottom plate 1011 and perpendicular or nearly perpendicular to the bottom plate 1011, and a connecting plate 1013 formed on one side of the side plates 1012 facing away from the bottom plate 1011 and parallel to the bottom plate 1011, the buckle is fixed to the armrest by the connecting plate 1013, and a slot 1016 which is open up and down and is engaged with the buckle is formed between the bottom plate 1011 and the inner side of the armrest.
The connecting plate 1013 is provided with a connecting hole 1014, when the connecting plate is fastened to the handrail, the connecting hole 1014 on the connecting plate 1013 is butted with the connecting hole 1014 on the inner side surface of the handrail, and then the bolt is inserted to complete the installation.
There is the deflector 1015 of outside bending bottom plate 1011's downside on the shaping, through this deflector 1015, the under shed and the joint board butt joint of buckle of can being convenient for, the draw-in groove card of being convenient for is gone into on the joint board.
The number of the buckles on each armrest is two. It should be noted that the specific number of buckles on the armrest can be set according to actual requirements, so as to ensure the stability of fixation between the armrest and the underframe.
Based on the structure, when the chassis is installed, the chassis 1 is fixed on a corresponding position through a bolt; the rear mounting groove 42 of the positioning plate 4 provided with the cushion component 7, the leg rest component 6 and the backrest component 8 is clamped on the rear mounting pin 111 and pushed to the bottom of the rear mounting groove 42; the front side of the positioning plate 4 is rotated downwards, the front mounting groove 41 can be clamped on the front mounting pin 112, the mounting of the positioning plate 4 is completed, and the operation is simple; in order to improve the assembling strength of the positioning plate 4 and the underframe 1, the positioning plate 4 and the side plate 11 can be further fixed by bolts; the buckle on the handrail corresponds to the clamping plate on the side plate 11 of the underframe 1, and the handrail drives the buckle to be clamped on the clamping plate from top to bottom, so that the installation of the handrail is realized. In the installation process, the underframe is fixed at the corresponding position, then other parts are sequentially installed on the underframe, and finally the handrail is installed.
When the seat device is used, the push rod motor 2 drives the seat device to be switched between a sitting posture position and a leisure posture position, namely, the push rod motor drives each connecting rod in the leg rest assembly 6 to be unfolded through the front motor pipe 5, and can drive the seat cushion 71 to synchronously move forwards through the fifth connecting rod 65, and each sitting posture position can be formed in the process so as to adapt to the use requirements of different users and improve the comfort of the lying and sitting of the users.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims (5)

1. The utility model provides a theater chair activity seat device's handrail structure which characterized by: comprises a chassis and a handrail;
the inner side surface of the handrail is provided with a buckle, and the lower side of the buckle is provided with an opening;
the chassis is including controlling two blocks of curb plates and being fixed in the registration arm between two blocks of curb plates, the top of curb plate has the joint board that supplies the buckle to go into from last to lower card.
2. The armrest structure of a theater chair movable seat apparatus according to claim 1, characterized in that: the buckle includes bottom plate, shaping in the bottom plate both sides and with the bottom plate perpendicular or be close vertically side board and shaping in side board dorsad bottom plate one side and with the parallel connecting plate of bottom plate, the buckle is fixed in on the handrail through the connecting plate to form the draw-in groove with the joint board joint between the medial surface of bottom plate and handrail.
3. The armrest structure of a theater chair movable seat apparatus according to claim 2, characterized in that: the connecting plate is provided with a connecting hole.
4. The armrest structure of a theater chair movable seat apparatus according to claim 2, characterized in that: and a guide plate which is bent outwards is formed on the lower side of the bottom plate.
5. The armrest structure of a theater chair movable seat apparatus according to claim 1, characterized in that: the number of the buckles on each armrest is two.
CN202121960841.9U 2021-08-19 2021-08-19 Armrest structure of movable seat device of theater chair Active CN215913884U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121960841.9U CN215913884U (en) 2021-08-19 2021-08-19 Armrest structure of movable seat device of theater chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121960841.9U CN215913884U (en) 2021-08-19 2021-08-19 Armrest structure of movable seat device of theater chair

Publications (1)

Publication Number Publication Date
CN215913884U true CN215913884U (en) 2022-03-01

Family

ID=80423772

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121960841.9U Active CN215913884U (en) 2021-08-19 2021-08-19 Armrest structure of movable seat device of theater chair

Country Status (1)

Country Link
CN (1) CN215913884U (en)

Similar Documents

Publication Publication Date Title
ES2556609T3 (en) Enhanced compatibility for a link mechanism
JP5763639B2 (en) Adjustable furniture
KR20200000556U (en) Electric-Assisted Leisure Lifting Recliner
US8465091B2 (en) Adjustable office chair
JP2018514290A (en) Dual motion inclined floor reclining mechanism for theater
US11766124B2 (en) Slim-profile, all-linkage, wall-proximity reclining mechanism allowing a wood-to-floor recliner seating unit
JP2021037250A (en) Chair
US5340191A (en) Reclining chair having pop-up headrest
CN215776708U (en) Cushion assembly of movable seat device of theater chair
CN111297113A (en) Full-link mechanical stretching device of seat unit
US5556166A (en) Reclining bracket lounge chair
CN114931296A (en) Push-pull mechanism and sofa bed frame with same
CN215913884U (en) Armrest structure of movable seat device of theater chair
CN113520087A (en) Movable seat device of theater chair
WO2021213079A1 (en) Office lounge chair
CN108135360B (en) Automatic linkage mechanism for high-leg seat unit
JP3803642B2 (en) Retractable chair
CN113576191A (en) Double-motor separate control type high-bearing zero-gravity iron frame of old people chair
CN212754927U (en) Telescopic sofa iron frame
CN215776707U (en) Mechanical stretching device for theatre chair
CN215913886U (en) Double-motor separate control type high-bearing zero-gravity iron frame of old people chair
CN210185074U (en) Adjusting mechanism of theater chair
CN212325943U (en) Full-link mechanical stretching device of seat unit
CN215502137U (en) Full-connecting-rod type sofa functional iron frame
CN217658839U (en) Folding rocking chair with armrest

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant