CN212574542U - Seat armrest convenient to height-adjusting - Google Patents
Seat armrest convenient to height-adjusting Download PDFInfo
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- CN212574542U CN212574542U CN202021493180.9U CN202021493180U CN212574542U CN 212574542 U CN212574542 U CN 212574542U CN 202021493180 U CN202021493180 U CN 202021493180U CN 212574542 U CN212574542 U CN 212574542U
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- seat
- armrest
- arc
- handrail
- height
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Abstract
The utility model discloses a chair armrest convenient for height adjustment, including the handrail seat, sleeve pipe, linking arm assembled together to and be used for adjusting the lift of handrail seat height presses the piece, handrail seat with bushing, the linking arm is fixed with the seat, and the activity cup joints in the sleeve pipe, its characterized in that, handrail seat with articulate through articulated seat between the linking arm, the lift presses the piece including horizontal button, longitudinal strut, the longitudinal strut rotates to be installed on the sleeve pipe, horizontal button with the one end of longitudinal strut articulates, the other end of longitudinal strut is provided with the screens groove; the connecting arm is provided with a containing cavity for containing the longitudinal supporting rod, and a plurality of clamping bulges matched with the clamping grooves are arranged in the containing cavity along the vertical direction. The utility model discloses simple structure, regulation are smoothly in the same direction as difficult card and are died, effectively improve user's use comfort.
Description
Technical Field
The utility model relates to the technical field of seats, specifically relate to a handrail convenient to height-adjusting.
Background
The office chair is an indispensable article for modern office work and is widely applied to various companies and public places. However, most office chairs on the market are produced in batches according to fixed specifications, all parts cannot be adjusted adaptively after being installed, and particularly, the requirements of different heights of users or different situations such as sitting postures of the users after sitting on the armrests are not considered, so that the comfort level of the user experience is still deficient.
A publication No. CN2682929Y discloses a height adjustable armrest device, which is characterized in that: the positioning device comprises a base, a support frame, a pull rod, a positioning bolt and a sliding sleeve, wherein the support frame, the pull rod, the positioning bolt and the sliding sleeve are all sleeved in the base and are contained by the base; the post rod is provided with an inclined hole capable of changing the position of the positioning bolt, the sliding sleeve is provided with a position corresponding to the positioning hole and spacing grooves which are staggered in space and face the positioning hole, one end of the positioning bolt falls in the spacing grooves, and the other end of the positioning bolt passes through the inclined positioning hole and falls in the sliding grooves, wherein the sliding sleeve, the pull rod and the base are in a linkage relation. However, the patent needs a special sliding sleeve, and during operation, the position of the positioning bolt between the positioning part and the semicircular tooth is switched through the inclined positioning hole and the limiting grooves which are arranged on the sliding sleeve in a staggered manner; the problems of complex structure and easy locking exist.
Disclosure of Invention
The utility model aims at providing a seat armrest which has simple structure, convenient and smooth adjustment and is not easy to block in order to solve the defects of the prior art.
The utility model discloses an adopt following technical solution to realize above-mentioned purpose:
the utility model provides a armrest convenient to height-adjusting's armrest, is including the handrail seat, sleeve pipe, linking arm that assemble together to and be used for adjusting the piece is pressed in the lift of handrail seat height, handrail seat with bushing, the linking arm with the seat fixed, and the activity cup joint in the sleeve pipe, its characterized in that handrail seat bottom is equipped with articulated seat, the piece is pressed including transversely pressing head, longitudinal strut to the lift, transversely press the head with the node of longitudinal strut with articulated seat is articulated, longitudinal strut is located in the linking arm the other end of longitudinal strut is provided with the screens groove the inside of linking arm along vertical direction be provided with a plurality of with screens groove complex screens are protruding.
As a further explanation of the above scheme, a movable connecting plate is arranged between the armrest seat and the hinged seat, a plurality of protruding ridges arranged along the length direction are arranged at the top of the movable connecting plate, and a sliding groove matched with the protruding ridges is arranged at the bottom of the armrest seat.
Further, the mounting structure of the movable connecting plate is as follows: the armrest seat is provided with a hollow cavity, a sliding block is arranged in the hollow cavity, and a hollow groove communicated with the hollow cavity is formed in the bottom of the armrest seat; a first upright post is arranged at the top of the hinge seat, a first arc-shaped groove matched with the first upright post is formed in the movable connecting plate, and the first arc-shaped groove is arranged along the length direction; the first upright post penetrates through the first arc-shaped groove and then is connected with the sliding block.
Furthermore, a plurality of second arc-shaped grooves are formed in the movable connecting plate, and second upright posts matched with the second arc-shaped grooves are arranged on the hinge seats; the second arc-shaped groove is arranged along the width direction.
Further, the armrest seat comprises an armrest seat surface cover and an armrest seat bottom cover which are assembled together, and the sliding block is arranged in the armrest seat bottom cover.
Furthermore, a first through hole for the transverse press head to pass through is formed in the sleeve.
Furthermore, the armrest seat is provided with an armrest part which is a leather part or a plastic part.
The utility model adopts the beneficial effect that above-mentioned technical solution can reach is:
1. the utility model sets the lifting press piece into a combined structure of a transverse press head and a longitudinal support rod, and the node of the transverse press head and the longitudinal support rod is hinged with the hinged seat, when in work, the transverse press head is pressed to separate the clamping groove from the clamping bulge, the armrest seat freely lifts on the connecting arm and is clamped with the clamping bulge at another position under the operation of a reset spring or manual operation, and the free adjustment of the armrest height is realized; compared with the prior art, the utility model has the characteristics of simple structure, regulation are smoothly difficult for the card dead.
2. The movable connecting plate is arranged, the convex edge and the sliding groove are arranged between the movable connecting plate and the armrest seat, the first arc-shaped groove matched with the first upright post is arranged on the movable connecting plate, the armrest seat can slide back and forth relative to the movable connecting plate by pushing, and the free adjustment of the front and rear positions of the armrest is realized; and the first arc-shaped groove can play a role in front and back limiting, and the armrest seat is prevented from accidentally sliding after being adjusted in place.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the bushing of fig. 1 with the bushing hidden.
Fig. 3 is an enlarged view of detail a in fig. 2.
Fig. 4 is a schematic view of the internal structure of fig. 2 with the connecting arms hidden.
Fig. 5 is an exploded view of a part of the structure of the present invention.
Fig. 6 is an exploded view of the inside of the structure of the present invention.
Fig. 7 is a schematic view of fig. 6 from another angle.
Description of reference numerals: 1. the handrail comprises a handrail part, 2, a handrail seat, 2-1, a sliding block, 2-2, a hollow groove, 2-3, a handrail seat surface cover, 2-4, a handrail seat bottom cover, 3, a sleeve, 3-1, a first through hole, 4, a connecting arm, 4-1, a containing cavity, 4-2, a clamping protrusion, 5, a lifting pressing piece, 5-1, a transverse pressing head, 5-2, a longitudinal supporting rod, 5-3, a clamping groove, 6, a hinged seat, 6-1, a first upright post, 6-2, a second upright post, 7, a movable connecting plate, 7-1, a first arc-shaped groove, 7-2, a second arc-shaped groove, 7-3, a convex ridge, 7-4 and a sliding groove.
Detailed Description
The technical solution is described in detail with reference to specific embodiments below.
As shown in fig. 1-4, a chair armrest convenient for height adjustment comprises an armrest seat 2, a sleeve 3, a connecting arm 4, and a lifting button 5 for height adjustment of the armrest seat 2, wherein the armrest seat 2 is connected with the sleeve 3, and the connecting arm 4 is fixed with the seat and movably sleeved in the sleeve 3, and is characterized in that a hinged seat 6 is arranged at the bottom of the armrest seat 2, the lifting button 5 comprises a transverse button 5-1 and a longitudinal strut 5-2, a node of the transverse button 5-1 and the longitudinal strut 5-2 is hinged with the hinged seat 6, and a locking groove 5-3 is arranged at the other end of the longitudinal strut 5-2; the connecting arm 4 is provided with a cavity 4-1 for accommodating the longitudinal support rod 5-2, and a plurality of clamping protrusions 4-2 matched with the clamping grooves 5-3 are arranged in the cavity along the vertical direction.
Wherein the armrest part 1 is installed at an upper side of the armrest seat 2 to directly contact an arm of a user. The armrest part 1 can be made of leather or plastic.
As shown in fig. 5-7, a movable connecting plate 7 is arranged between the armrest seat 2 and the hinged seat 6, a plurality of protruding ridges 7-3 arranged along the length direction are arranged at the top of the movable connecting plate 7, and a sliding groove 7-4 matched with the protruding ridges is arranged at the bottom of the armrest seat 2;
the mounting structure of the movable connecting plate 7 is as follows:
the armrest seat 2 is provided with a hollow cavity, a sliding block 2-1 is arranged in the hollow cavity, and a hollow groove 2-2 communicated with the hollow cavity is arranged at the bottom of the armrest seat 2;
a first upright post 6-1 is arranged at the top of the hinge seat 6, a first arc-shaped groove 7-1 matched with the first upright post 6-1 is formed in the movable connecting plate 7, and the first arc-shaped groove 7-1 is arranged along the length direction; the first upright post 6-1 penetrates through the first arc-shaped groove 7-1 and the hollow groove 2-2 and then is connected with the sliding block 2-1.
More specifically, a plurality of second arc-shaped grooves 7-2 are arranged on the movable connecting plate 7, and a second upright post 6-2 matched with the second arc-shaped grooves 7-2 is arranged on the hinged seat 6; the second arc-shaped groove 7-2 is arranged along the width direction.
More specifically, the armrest seat 2 comprises an armrest seat surface cover 2-3 and an armrest seat bottom cover 2-4 which are assembled together, and the slide block 2-1 is arranged in the armrest seat bottom cover 2-4.
More specifically, the sleeve 3 is provided with a first through hole 3-1 for the transverse press head 5-1 to pass through.
In the practical application process, when needs carry out the altitude mixture control to the handrail, press horizontal button, can make the screens groove break away from the screens arch, the handrail can freely go up and down on the linking arm, reach the target height after, loosen horizontal button, screens groove and the protruding joint of screens under reset assembly or manual operation, in this embodiment, preferably transversely be provided with reset spring in the department of pressing the head, the substitute part that obviously is for technical personnel in the field such as shell fragment that resets of course belongs to the utility model discloses a protection range, no longer describe here.
In addition, because the convex edge and the sliding groove are arranged between the movable connecting plate and the armrest seat, and the first arc-shaped groove matched with the first upright post is arranged on the movable connecting plate, the armrest seat can slide back and forth relative to the movable connecting plate by pushing, and the free adjustment of the front and back positions of the armrest is realized; and the first arc-shaped groove can play a role in front and back limiting, and the armrest seat is prevented from accidentally sliding after being adjusted in place.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides a armrest convenient to height-adjusting's armrest, is including the handrail seat, sleeve pipe, linking arm that assemble together and be used for adjusting the piece is pressed in the lift of handrail seat height, handrail seat with bushing, the linking arm with the seat fixed, and the activity cup joint in the sleeve pipe, its characterized in that articulated seat is installed to the bottom of handrail seat, the lift is pressed the piece and is included transversely pressing head, vertical branch, transversely press the head with the node of vertical branch with articulated seat is articulated, vertical branch is located in the linking arm the other end of vertical branch is provided with the screens groove the inside of linking arm along vertical direction be provided with a plurality of with screens groove complex screens is protruding.
2. The chair armrest convenient for height adjustment according to claim 1, wherein a movable connecting plate is arranged between the armrest seat and the hinged seat, a plurality of protruding ribs are arranged on the top of the movable connecting plate along the length direction, and a sliding groove matched with the protruding ribs is arranged on the bottom of the armrest seat.
3. A chair armrest convenient for height adjustment as claimed in claim 2, wherein the mounting structure of the articulating plate is:
the armrest seat is provided with a hollow cavity, a sliding block is arranged in the hollow cavity, and a hollow groove communicated with the hollow cavity is formed in the bottom of the armrest seat;
a first upright post is arranged at the top of the hinge seat, a first arc-shaped groove matched with the first upright post is formed in the movable connecting plate, and the first arc-shaped groove is arranged along the length direction; the first upright post penetrates through the first arc-shaped groove and the hollow groove and then is connected with the sliding block.
4. The chair armrest convenient for adjusting the height as claimed in claim 3, wherein a plurality of second arc-shaped grooves are arranged on the movable connecting plate, and a second upright post matched with the second arc-shaped grooves is arranged on the hinged seat; the second arc-shaped groove is arranged along the width direction.
5. A seat armrest convenient for height adjustment according to claim 3, wherein the armrest seat comprises an armrest seat surface cover and an armrest seat bottom cover assembled together, and the slide block is disposed in the armrest seat bottom cover.
6. The armrest for height adjustment according to claim 1, wherein the sleeve has a first through hole for passing the lateral button.
7. A chair armrest convenient for height adjustment according to claim 1, wherein an armrest portion is provided on the armrest seat, and the armrest portion is made of leather or plastic.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021493180.9U CN212574542U (en) | 2020-07-24 | 2020-07-24 | Seat armrest convenient to height-adjusting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021493180.9U CN212574542U (en) | 2020-07-24 | 2020-07-24 | Seat armrest convenient to height-adjusting |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212574542U true CN212574542U (en) | 2021-02-23 |
Family
ID=74657542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021493180.9U Active CN212574542U (en) | 2020-07-24 | 2020-07-24 | Seat armrest convenient to height-adjusting |
Country Status (1)
Country | Link |
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CN (1) | CN212574542U (en) |
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2020
- 2020-07-24 CN CN202021493180.9U patent/CN212574542U/en active Active
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