CN214905273U

CN214905273U - Height-adjustable chair armrest

Info

Publication number: CN214905273U
Application number: CN202121213551.8U
Authority: CN
Inventors: 王勇; 文豪; 陈红
Original assignee: Zheng Shiliang Interior Design Shanghai Co ltd
Current assignee: Zheng Shiliang Interior Design Shanghai Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-11-30
Anticipated expiration: 2031-06-01

Abstract

The utility model relates to a height-adjustable's armrest, it includes the installation piece of fixed connection on the seat, be equipped with the bracing piece on the installation piece, the bracing piece is the telescopic link, the bracing piece includes first bearing bar and second bearing bar, the one end and the installation piece of first bearing bar are connected, the slip hole has been seted up to the other end, the one end of second bearing bar insert in the slip hole and with slip hole sliding fit, the one end of second bearing bar is equipped with the handrail layer board, be equipped with on the installation piece and be used for driving the second bearing bar and reciprocate and with its lift locking piece of locking. The application has the effect of enlarging the application range of the seat armrest.

Description

Height-adjustable chair armrest

Technical Field

The application relates to the field of chair armrest technology, in particular to a height-adjustable chair armrest.

Background

The chair is a seat with a backrest and armrests. In ancient times, people sit on the ground without chairs, the chair is originally named as wood, and the chair armrests are important parts on the chair and can be held by hands, so that the comfort level of the chair is improved.

Chinese patent publication No. CN201948445U discloses a seat armrest, which comprises a handle base and a cover located on the upper portion of the handle base, wherein a connecting plate is arranged between the handle base and the cover, the connecting plate is fixedly connected to the handle base, a fastening component is arranged on the lower portion of the connecting plate, and a fastening component matched with the fastening component is arranged on the handle base.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the operator just can't carry out the adjustment of height after installing armrest on the seat, when the higher people of height used armrest, because of the unable height-adjusting of armrest, the higher people of height used armrest's comfort level lower, when the lower people of height used armrest, because of the unable height-adjusting of armrest, the lower people of height used armrest's comfort level lower, consequently reduced armrest's application scope.

SUMMERY OF THE UTILITY MODEL

To increase the range of applicability of the armrest, the present application provides a height adjustable armrest.

The application provides a height-adjustable's armrest adopts following technical scheme:

the utility model provides a height-adjustable's armrest, includes the installation piece of fixed connection on the seat, be equipped with the bracing piece on the installation piece, the bracing piece is the telescopic link, the bracing piece includes first bearing bar and second bearing bar, the one end and the installation piece of first bearing bar are connected, and the slip hole has been seted up to the other end, the one end of second bearing bar insert in the slip hole and with slip hole sliding fit, the one end of second bearing bar is equipped with the handrail layer board, be equipped with on the installation piece and be used for driving the second bearing bar and reciprocate and with its lift locking piece of locking.

Through adopting above-mentioned technical scheme, during the use, the user starts the lift locking piece according to self height, and the lift locking piece drives the second bearing bar and reciprocates, makes the second bearing bar slide in first sliding hole, and then drives the handrail layer board and reciprocate, after adjusting to suitable position, the operator closes the lift locking piece, makes the handrail layer board stop to keep motionless in the position of adjusting, to sum up, the application scope of this application can increase seat armrest.

Optionally, the lifting locking piece is an electric push rod, a placing groove is formed in the mounting block, the electric push rod is arranged in the placing groove, the end face of the first bearing rod covers the placing groove, the push rod of the electric push rod penetrates through the first bearing rod and is inserted into the second bearing rod, and the push rod of the electric push rod is fixedly connected with the second bearing rod.

Through adopting above-mentioned technical scheme, during the use, the user starts electric putter, and electric putter's push rod drives second bearing bar rebound, second bearing bar and sliding hole sliding fit, and then makes the handrail layer board remove the suitable position, and later, the user closes electric putter, has consequently played the effect of adjusting handrail layer board height, convenient operation.

Optionally, the handrail supporting plate is of a hollow structure, a mounting hole is formed in the side wall, close to the mounting block, of the handrail supporting plate, the mounting hole is a through hole, a fan is arranged in the mounting hole, an air outlet of the fan is arranged in the hollow structure of the handrail supporting plate, a plurality of air outlet holes are formed in the side wall, far away from the mounting block, of the handrail supporting plate, and the air outlet holes are communicated with the hollow structure of the handrail supporting plate.

Through adopting above-mentioned technical scheme, during the use, the user can start the fan, and the wind that the fan produced blows in the inside of handrail layer board through the air outlet, will blow off by the air outlet again, when the user shelved the arm on handrail layer board, can carry out the forced air cooling heat dissipation for user's arm, improved user's comfort level.

Optionally, the air outlet is internally detachably connected with a filter pipe, the two ends of the filter pipe are open, a filter screen is arranged in the filter pipe, and the filter screen covers the opening of the filter pipe.

Through adopting above-mentioned technical scheme, during the use, the user inserts the filter tube in the air-out hole and with handrail layer board stable connection, the filter screen shelters from the air-out hole this moment, has reduced external debris and has got into in the handrail layer board and with the possibility of handrail layer board inside jam, after using for a long time, the user can dismantle the filter tube and wash convenient operation.

Optionally, the handrail supporting plate is detachably connected with a buffer layer, a plurality of ventilation holes are formed in the buffer layer and are through holes, and the ventilation holes are arranged in a one-to-one correspondence manner with the ventilation holes and the air outlet holes

Through adopting above-mentioned technical scheme, during the use, the setting of buffer layer has played the effect of buffering to user's arm, has reduced the extrusion force between user's arm and the layer board handrail, comfort level when having improved the user and using to the connection person of facilitating the use washs or changes it dismantled of buffer layer.

Optionally, a magic tape is arranged on the handrail supporting plate, the back of the hook face of the magic tape is fixedly connected with the handrail supporting plate, the back of the suede face of the magic tape is fixedly connected with the buffer layer, and the hook face of the magic tape is bonded with the suede face.

Through adopting above-mentioned technical scheme, during the use, the user bonds the hook face and the matte of magic subsides, and then makes the buffer layer and the stable connection of handrail layer board, and when needs were dismantled, the user changed convenient operation with the hook face and the matte split of magic subsides to the buffer layer.

Optionally, an electric heating wire is arranged on the inner wall of the handrail supporting plate.

Through adopting above-mentioned technical scheme, when the weather is colder, the user can be to the electrical heating wire circular telegram, and in the hollow structure of handrail layer board was gived off to the heat that the electrical heating wire produced, when the fan blew off the hollow structure of handrail layer board, can take the heat out, and then blew off hot-blast, further improved the comfort level that the user used.

Optionally, the handrail supporting plate is arranged in a circular arc shape.

Through adopting above-mentioned technical scheme, handrail layer board is arc to be provided with and does benefit to placing of user's hand, has improved the comfort level when user uses.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the height adjusting device, the installation block, the first bearing rod, the second bearing rod, the handrail supporting plate and the lifting locking piece are arranged, when the height adjusting device is used, a user adjusts according to the height of the user, the user starts the lifting locking piece, the lifting locking piece drives the second bearing rod to slide along the sliding hole, and then the handrail supporting plate moves to a proper position, so that the height adjusting effect on the handrail supporting plate is achieved, and in sum, the application range of the seat handrail can be enlarged;

2. this application is through setting up the fan, and when ambient temperature was higher, the user can start the fan, and the wind that the fan produced passes through the inside of handrail layer board and is discharged by the air outlet, and when the user placed the hand on the handrail layer board, lacked the effect that the subject can play the cooling to user's arm, further improved the comfort level that the user used.

Drawings

Fig. 1 is a schematic structural view of a height-adjustable armrest for embodying the embodiment.

Fig. 2 is a sectional view mainly used for embodying the internal structure of the electric putter and the handle support plate in the embodiment.

Fig. 3 is an enlargement of portion a of fig. 1.

Fig. 4 is an enlargement of a portion of fig. 2.

Description of reference numerals: 1. mounting blocks; 2. a placement groove; 3. an electric push rod; 4. a support bar; 41. a first bearing bar; 42. a second bearing bar; 5. a slide hole; 6. a handrail supporting plate; 7. mounting holes; 8. a fan; 9. an electric heating wire; 10. an air outlet; 11. magic tape; 111. hooking the noodles; 112. suede surface; 12. a flow-through hole; 13. a buffer layer; 14. a vent hole; 15. a filter tube; 16. a filter screen; 17. pulling the groove; 18. a pull rod; 19. a magnet; 20. and (4) iron blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a height-adjustable chair armrest. Referring to fig. 1 and 2, a height-adjustable's armrest includes installation piece 1 of fixed connection on the seat, and mounting piece 1 is last to have vertically seted up standing groove 2, is provided with the lift locking piece in the standing groove 2, and the lift locking piece is electric putter 3, and the vertical fixed connection of electric putter 3 is at the tank bottom of standing groove 2.

Referring to fig. 1 and 2, fixedly connected with bracing piece 4 on the installation piece 1, bracing piece 4 is the telescopic link, and bracing piece 4 includes first bearing bar 41 and second bearing bar 42, and the one end fixed connection of first bearing bar 41 is on installation piece 1 and shelters from the opening of standing groove 2, and sliding hole 5 has been seted up to the other end, and sliding hole 5 is the through-hole and communicates with standing groove 2. One end of the second bearing rod 42 is inserted into the slide hole 5 and is slidably fitted to the slide hole 5. The push rod of the electric push rod 3 penetrates through the first bearing rod 41 and is inserted into the second bearing rod 42, and is fixedly connected with the second bearing rod 42.

Referring to fig. 1 and 2, one end fixedly connected with handrail layer board 6 that installation piece 1 was kept away from to second bearing bar 42, handrail layer board 6 is convex setting, is favorable to placing of user's hand, improves the comfort level that the user used. Handrail layer board 6 is hollow structure, and handrail layer board 6 has seted up mounting hole 7 on being close to the lateral wall of installation piece 1, and mounting hole 7 is the through-hole, fixedly connected with fan 8 in the mounting hole 7, and the air outlet of fan 8 sets up towards handrail layer board 6's hollow structure. The inner wall fixedly connected with electric heating wire 9 of handrail layer board 6, electric heating wire 9 is snakelike setting, has increased the area of contact of electric heating wire 9 with handrail layer board 6 inner space.

Referring to fig. 2 and 3, a plurality of air outlets 10 are formed in the side wall of the handrail supporting plate 6, which is far away from the mounting block 1, the air outlets 10 are square through holes, and the air outlets 10 are communicated with the hollow structure of the handrail supporting plate 6. Be provided with magic subsides 11 on the handrail layer board 6, seted up a plurality of circulation holes 12 on the magic subsides 11, each circulation hole 12 runs through the hook face 111 and the matte 112 of magic subsides 11 simultaneously, and a plurality of circulation holes 12 set up with a plurality of exhaust vents 10 one-to-one.

Referring to fig. 2, the back of the hook face 111 of the magic tape 11 is fixedly connected with the handrail supporting plate 6, the back fixedly connected with buffer layer 13 of the suede 112 of the magic tape 11, the buffer layer 13 is a sponge layer, the hook face 111 of the magic tape 11 is bonded with the suede 112, the detachable connection of the buffer layer 13 and the handrail supporting plate 6 is further realized, and convenience is brought to users to replace the buffer layer 13.

Referring to fig. 2 and 4, a plurality of vent holes 14 are formed in the buffer layer 13, the vent holes 14 are square through holes, and the vent holes 14 and the air outlet holes 10 are arranged in a one-to-one correspondence manner. The inside of the air outlet 10 is detachably connected with a filter pipe 15, and the filter pipe 15 is a square pipe and has openings at two ends. A filter screen 16 is fixedly connected in the filter pipe 15, and the filter screen 16 shields the opening of the filter pipe 15. The end face of the top end of the filter pipe 15 is provided with a pulling groove 17, and a pull rod 18 is hinged in the pulling groove 17. All inlay on four vertical lateral walls of filter tube 15 and be equipped with magnet 19, all inlay on four vertical lateral walls of exhaust vent 10 and establish iron plate 20, filter tube 15 inserts in exhaust vent 10, magnet 19 adsorbs iron plate 20, make filter tube 15 and handrail layer board 6 stable connection, filter screen 16 can reduce the possibility that external debris got into in handrail layer board 6, when the operator needs to dismantle filter tube 15, stimulate pull rod 18, make magnet 19 and iron plate 20 separate, and convenient operation.

The implementation principle of the height-adjustable chair armrest is as follows: during the use, after the user will install installation piece 1 on the seat, the user starts electric putter 3, and electric putter 3's push rod drives second bearing bar 42 and slides in sliding hole 5, and then makes handrail layer board 6 reciprocate, has played the effect of adjusting to handrail layer board 6's height, consequently, this application can increase the application scope of seat handrail.

When ambient temperature risees, the operator can start fan 8, the tuber opening 10 on handrail layer board 6 is passed through to the wind that fan 8 blew out blows out, place the arm on handrail layer board 6 when the user, fan 8 can play the effect of cooling, comfort level when having improved the user and using, when ambient temperature reduces, the user can start electric heating wire 9, the heat that electric heating wire 9 produced makes the temperature of the inside air of handrail layer board 6 rise, when fan 8's wind process, can blow out inside heat, and then blow hot-blast to user's arm, can dismantle the connection blotter through magic subsides 11 on handrail layer board 6 simultaneously, the comfort level that the user used has further been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A height-adjustable's armrest for a seat, comprising a mounting block (1) fixedly connected to the seat, characterized in that: be equipped with bracing piece (4) on installation piece (1), bracing piece (4) are the telescopic link, bracing piece (4) include first bearing bar (41) and second bearing bar (42), the one end and the installation piece (1) of first bearing bar (41) are connected, and sliding hole (5) have been seted up to the other end, the one end of second bearing bar (42) insert in sliding hole (5) and with sliding hole (5) sliding fit, the other end of second bearing bar (42) is equipped with handrail layer board (6), be equipped with on installation piece (1) and be used for driving second bearing bar (42) and reciprocate and with the lift locking piece of its locking.

2. A height adjustable chair armrest according to claim 1 wherein: the lifting locking piece is an electric push rod (3), a placing groove (2) is formed in the mounting block (1), the electric push rod (3) is arranged in the placing groove (2), the end face of the first bearing rod (41) covers the placing groove (2), the push rod of the electric push rod (3) penetrates through the first bearing rod (41) and is inserted into the second bearing rod (42), and the push rod of the electric push rod (3) is fixedly connected with the second bearing rod (42).

3. A height adjustable chair armrest according to claim 1 wherein: handrail layer board (6) are hollow structure, mounting hole (7) have been seted up on handrail layer board (6) are close to the lateral wall of installation piece (1), mounting hole (7) are the through-hole, be equipped with fan (8) in mounting hole (7), the air outlet of fan (8) sets up towards the hollow structure of handrail layer board (6), set up a plurality of exhaust vents (10) on handrail layer board (6) keep away from the lateral wall of installation piece (1), exhaust vent (10) communicate with the hollow structure of handrail layer board (6).

4. A height adjustable chair armrest according to claim 3 wherein: the air outlet (10) is internally detachably connected with a filter pipe (15), two ends of the filter pipe (15) are opened, a filter screen (16) is arranged in the filter pipe (15), and the filter screen (16) shields the opening of the filter pipe (15).

5. A height adjustable chair armrest according to claim 3 wherein: can dismantle on handrail layer board (6) and be connected with buffer layer (13), a plurality of ventilation holes (14) have been seted up on buffer layer (13), ventilation hole (14) are the through-hole, and are a plurality of ventilation hole (14) and a plurality of exhaust vent (10) one-to-one setting.

6. A height adjustable chair armrest as claimed in claim 5, wherein: the handrail supporting plate is characterized in that a magic tape (11) is arranged on the handrail supporting plate (6), the back of a hook face (111) of the magic tape (11) is fixedly connected with the handrail supporting plate (6), the back of a suede face (112) of the magic tape (11) is fixedly connected with the buffer layer (13), and the hook face (111) of the magic tape (11) is bonded with the suede face (112).

7. A height adjustable chair armrest according to claim 3 wherein: and an electric heating wire (9) is arranged on the inner wall of the handrail supporting plate (6).

8. A height adjustable chair armrest according to claim 1 wherein: the handrail supporting plate (6) is arranged in a circular arc shape.