CN212754916U - Adjustable waist support chair - Google Patents
Adjustable waist support chair Download PDFInfo
- Publication number
- CN212754916U CN212754916U CN202021080387.3U CN202021080387U CN212754916U CN 212754916 U CN212754916 U CN 212754916U CN 202021080387 U CN202021080387 U CN 202021080387U CN 212754916 U CN212754916 U CN 212754916U
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- rod
- mounting
- gear
- waist support
- fixedly provided
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Abstract
The utility model belongs to waist support chair field, especially an adjustable waist support chair, including the installation pole, the installation pole is hollow setting, and the top of installing the pole sets up for the opening, and slidable mounting has the movable rod in the installation pole along vertical direction, and the top of movable rod extends to the outer just fixed mounting of installation pole and has the cushion, and the top fixed mounting of cushion has the backup plate, and the bottom fixed mounting of movable rod has the one end of head rod, and the other end of head rod extends to the outer just fixed mounting of installation pole and has the tripod, the top fixed mounting of cushion has a fixed block, and the equal fixed mounting in both sides of fixed block has first round bar. The utility model discloses simple structure, convenient to use can adjust the degree of inclination and the height of waist support chair of waist support back.
Description
Technical Field
The utility model relates to a waist support chair technical field especially relates to a waist support chair with adjustable.
Background
The study of domestic scholars shows that office workers mostly have forward-leaning over-the-desk sitting posture, little upright sitting posture and little backward-leaning sitting posture in the working process, so that the health requirement caused by long-time over-the-desk sitting posture office work is solved when the waist support chair is designed.
The patent application No. 201821656406.5 discloses an utilize individualized waist support chair of adjusting seat gradient of chair back leg, include the seat and install the chair frame in the seat bottom, the back leg includes the outer sleeve, the inner wall of outer sleeve is provided with a plurality of inner supporting shoe, leave between two fender rings and move back the groove, a plurality of shelves pole is installed to the outer wall of bracing piece, the outer wall of pole that stretches down is provided with the pivot, the back of seat is provided with the extrusion pad, this adjustable nodal pattern four legs of back leg waist support chair, the bracing piece can slide in the outer sleeve, and the pivot slides in the spout, stretch out the leg pad, change the holistic height of back leg, and then individualized regulation seat slope degree.
However, the adjustment of the degree of inclination of the seat is insufficient in this patent, and the fixing device for the adjusted seat surface is lacking, and the structure is not stable enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an adjustable waist support chair.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an adjustable waist support chair comprises a mounting rod, wherein the mounting rod is hollow, the top of the mounting rod is open, a movable rod is slidably mounted in the mounting rod along the vertical direction, the top of the movable rod extends out of the mounting rod and is fixedly provided with a cushion, the top of the cushion is fixedly provided with a backup plate, the bottom of the movable rod is fixedly provided with one end of a first connecting rod, the other end of the first connecting rod extends out of the mounting rod and is fixedly provided with a tripod, the top of the cushion is fixedly provided with a fixed block, two sides of the fixed block are both fixedly provided with first round rods, one ends of the two first round rods are both rotatably provided with connecting rods, the other ends of the two connecting rods are fixedly provided with the same backup plate, one side of the cushion close to the backup plate is fixedly provided with two mounting plates, one sides of the two mounting plates are both provided with rotating holes, and the two rotating holes, both ends of bull stick all extend to the mounting panel outside and one end fixed mounting have the carousel, and fixed the cup jointing has first gear on the bull stick, and first gear is located between two mounting panels.
Preferably, the rotating rod is sleeved with a ring, the ring is located between the first gear and any one of the mounting plates, the top of the ring is rotatably provided with a screw rod, the screw rod is fixedly sleeved with a second gear, the second gear is meshed with the first gear, a screw rod guide sleeve is sleeved with screw threads and is located above the second gear, the two sides of the screw rod guide sleeve are fixedly provided with second round rods, the two second round rods are rotatably provided with one ends of second connecting rods, and the other ends of the two second connecting rods are fixedly arranged on the backup plate.
Preferably, a plurality of spacing grooves have been seted up around the carousel, lie in fixed mounting dead lever on the mounting panel with one side with the carousel, seted up the through-hole on one side of dead lever, movable mounting has a gag lever post in the through-hole, gag lever post and spacing groove looks adaptation, and the both ends of gag lever post all extend to the dead lever outside and keep away from the one end fixed mounting of carousel have a manual pull rod, have cup jointed the spring on the gag lever post, and the one end of spring is fixed on the gag lever post, and the other end is fixed on the inner wall of through-hole.
Preferably, threaded hole is seted up to one side of installation pole, and the threaded rod is installed to the screw thread on the threaded hole, and in the one end of threaded rod extended to the installation pole, the other end extended to the installation pole outer and fixed mounting had the nut, one side that the head rod is close to the threaded rod seted up a plurality of draw-in grooves, draw-in groove and threaded rod looks adaptation in the vertical direction.
Preferably, universal wheels are fixedly mounted at the three feet of the bottom of the tripod.
The utility model discloses in, an adjustable waist support chair, through the rotation that rotates the carousel and drive the bull stick, the bull stick drives the rotation of first gear, first gear drives the rotation of second gear, the second gear drives the rotation of lead screw, the lead screw drives reciprocating of lead screw guide pin bushing, reciprocating through lead screw guide pin bushing, because cup joint on the bull stick on the ring, effect through the connecting rod, make the connecting rod of backup plate bottom rotate, then the slope degree of backup plate has taken place the change, the purpose of regulation has been reached, for make the backup plate after the regulation stable, through pulling manual pull rod, through on the spacing groove of gag lever post card on the carousel, then the carousel can not rotate, whole device has obtained stably.
Because everybody's height is different, through the height of adjusting the movable rod, rotatory nut for the threaded rod card can be to the height of cushion adjust then in the draw-in groove on the connecting rod, more humanized. The utility model discloses simple structure, convenient to use can adjust the degree of inclination and the height of waist support chair of waist support back.
Drawings
Fig. 1 is a schematic structural view of an adjustable waist support chair provided by the present invention;
FIG. 2 is a side view of an adjustable waist support chair according to the present invention;
fig. 3 is a side view of an adjustable waist support chair with respect to a seat cushion.
In the figure: the device comprises a mounting rod 1, a movable rod 2, a cushion 3, a backup plate 4, a threaded rod 5, a nut 6, a first connecting rod 7, a mounting plate 8, a turntable 9, a limiting rod 10, a manual pull rod 11, a first gear 12, a second gear 13, a screw rod 14, a second connecting rod 15, a screw rod guide sleeve 16, a connecting rod 17, a fixed block 18, a ring 19 and a rotating rod 20.
Detailed Description
In the technical scheme:
4. 16, 15, 14, 12, 13 and 19 are essential innovative components of the present invention.
20. 18, 17 are for realizing the utility model discloses technical scheme required connectivity component.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-3, an adjustable waist support chair comprises a mounting rod 1, wherein the mounting rod 1 is hollow, the top of the mounting rod 1 is open, a movable rod 2 is slidably mounted in the mounting rod 1 along the vertical direction, the top of the movable rod 2 extends out of the mounting rod 1 and is fixedly provided with a cushion 3, the top of the cushion 3 is fixedly provided with a backup plate 4, the bottom of the movable rod 2 is fixedly provided with one end of a first connecting rod 7, the other end of the first connecting rod 7 extends out of the mounting rod 1 and is fixedly provided with a tripod, the top of the cushion 3 is fixedly provided with a fixed block 18, two sides of the fixed block 18 are fixedly provided with first round rods, two first round rods are rotatably provided with one ends of connecting rods 17, the other ends of the two connecting rods 17 are fixedly provided with the same backup plate 4, one side of the cushion 3 close to the backup plate 4 is fixedly provided with two, all seted up on one side of two mounting panels 8 and changeed the hole, two change downthehole equal rotations and install same bull stick 20, the both ends of bull stick 20 all extend to the mounting panel 8 outer and one end fixed mounting have carousel 9, and the fixed first gear 12 that has cup jointed on the bull stick 20, first gear 12 is located between two mounting panels 8.
Example two
Referring to fig. 1-3, an adjustable waist support chair, in the utility model, a rotary rod 20 is sleeved with a ring 19, the ring 19 is positioned between a first gear 12 and any one of mounting plates 8, and the top of the ring 19 is rotatably mounted with a screw 14, a second gear 13 is fixedly sleeved on the screw 14, the second gear 13 is meshed with the first gear 12, the screw 14 is threadedly sleeved with a screw guide 16, the screw guide 16 is positioned above the second gear 13, and both sides of the screw guide 16 are fixedly mounted with second round rods, both second round rods are rotatably mounted with one end of a second connecting rod 15, the other ends of both second connecting rods 15 are fixed on a backup plate 4, the rotary rod 20 drives the rotation of the first gear 12, the first gear 12 drives the rotation of the second gear 13, the second gear 13 drives the rotation of the screw 14, the screw 14 drives the up-and down movement of the screw guide 16, through reciprocating of lead screw guide pin bushing 16, because cup joint on bull stick 20 on the ring 19, through the effect of second connecting rod 15 for the connecting rod 17 of backup plate 4 bottom rotates, and then the degree of inclination of backup plate 4 has changed, has reached the purpose of regulation.
The utility model discloses in, a plurality of spacing grooves have been seted up all around of carousel 9, lie in fixed mounting dead lever on the mounting panel 8 with one side with carousel 9, the through-hole has been seted up on one side of dead lever, movable mounting has gag lever post 10 in the through-hole, gag lever post 10 and spacing groove looks adaptation, the one end fixed mounting that the both ends of gag lever post 10 all extended to the dead lever outside and kept away from carousel 9 has manual pull rod, the spring has been cup jointed on the gag lever post 10, the one end of spring is fixed on gag lever post 10, the other end is fixed on the inner wall of through-hole, for make backup plate 4 after adjusting stable, through pulling manual pull rod 11, through on the spacing groove of gag lever post 10 card on carousel 9, then carousel 9 can not rotate, whole device has obtained stably.
The utility model discloses in, threaded hole is seted up to one side of installation pole 1, threaded rod 5 is installed to the screw thread on the screw hole, threaded rod 5's one end extends to in installation pole 1, the other end extends to installation pole 1 outer and fixed mounting has nut 6, one side that head rod 7 is close to threaded rod 5 has seted up a plurality of draw-in grooves in the vertical direction, draw-in groove and 5 looks adaptations of threaded rod, through the height of adjusting movable rod 2, rotatory nut 6 for threaded rod 5 blocks in the draw-in groove on head rod 7, then can highly adjust cushion 3.
The utility model discloses in, the equal fixed mounting in bottom tripod position has the universal wheel, and the universal wheel makes things convenient for the removal of real whole chair.
The utility model discloses in, drive the rotation of bull stick 20 through rotating carousel 9, bull stick 20 drives the rotation of first gear 12, first gear 12 drives the rotation of second gear 13, second gear 13 drives the rotation of lead screw 14, lead screw 14 drives reciprocating of lead screw guide pin bushing 16, reciprocating through lead screw guide pin bushing 16, because cup joint on bull stick 20 on ring 19, effect through second connecting rod 15, make the connecting rod 17 of backup plate 4 bottom rotate, then the slope degree of backup plate 4 has taken place the change, the purpose of regulation has been reached, backup plate 4 after for making the regulation is stable, through pulling manual pull rod 11, through blocking 10 spacing grooves on carousel 9 with gag lever post, then carousel 9 can not rotate, whole device has obtained stably.
Because everybody's height is different, through the height of adjusting movable rod 2, rotatory nut 6 for threaded rod 5 card can be to the highly regulation of cushion 3, more humanized in the draw-in groove on the head rod 7 then. The utility model discloses simple structure, convenient to use can adjust the degree of inclination and the height of waist support chair of waist support back.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. An adjustable waist support chair comprises an installation rod (1) and is characterized in that the installation rod (1) is hollow, the top of the installation rod (1) is open, a movable rod (2) is slidably installed in the installation rod (1) along the vertical direction, the top of the movable rod (2) extends out of the installation rod (1) and is fixedly provided with a cushion (3), the top of the cushion (3) is fixedly provided with a backup plate (4), the bottom of the movable rod (2) is fixedly provided with one end of a first connecting rod (7), the other end of the first connecting rod (7) extends out of the installation rod (1) and is fixedly provided with a tripod, the top of the cushion (3) is fixedly provided with a fixed block (18), two sides of the fixed block (18) are fixedly provided with first round rods, two first round rods are rotatably provided with one end of a connecting rod (17), the other ends of the two connecting rods (17) are fixedly provided with the same backup plate (4), cushion (3) are close to backup plate (4) one side fixed mounting have two mounting panels (8), have all seted up the commentaries on classics hole on one side of two mounting panels (8), and equal rotation installs same bull stick (20) in two commentaries on classics holes, and the both ends of bull stick (20) all extend to mounting panel (8) outer and one end fixed mounting have carousel (9), and fixed cover on bull stick (20) has connect first gear (12), and first gear (12) are located between two mounting panels (8).
2. The adjustable waist support chair as claimed in claim 1, wherein a ring (19) is sleeved on the rotating rod (20), the ring (19) is located between the first gear (12) and any one of the mounting plates (8), a screw rod (14) is rotatably mounted on the top of the ring (19), a second gear (13) is fixedly sleeved on the screw rod (14), the second gear (13) is meshed with the first gear (12), a screw rod guide sleeve (16) is sleeved on the screw rod (14) in a threaded manner, the screw rod guide sleeve (16) is located above the second gear (13), second round rods are fixedly mounted on two sides of the screw rod guide sleeve (16), one end of each second connecting rod (15) is rotatably mounted on each of the two second round rods, and the other end of each second connecting rod (15) is fixed on the backup plate (4).
3. The adjustable waist support chair as claimed in claim 1, wherein a plurality of limiting grooves are formed around the turntable (9), a fixing rod is fixedly mounted on the mounting plate (8) on the same side as the turntable (9), a through hole is formed in one side of the fixing rod, a limiting rod (10) is movably mounted in the through hole, the limiting rod (10) is adapted to the limiting grooves, two ends of the limiting rod (10) extend out of the fixing rod, a manual pull rod (11) is fixedly mounted at one end far away from the turntable (9), a spring is sleeved on the limiting rod (10), one end of the spring is fixed on the limiting rod (10), and the other end of the spring is fixed on the inner wall of the through hole.
4. The adjustable waist support chair according to claim 1, wherein a threaded hole is formed in one side of the mounting rod (1), a threaded rod (5) is threadedly mounted on the threaded hole, one end of the threaded rod (5) extends into the mounting rod (1), the other end extends out of the mounting rod (1) and is fixedly mounted with a nut (6), a plurality of clamping grooves are formed in one side of the first connecting rod (7) close to the threaded rod (5) in the vertical direction, and the clamping grooves are matched with the threaded rod (5).
5. The adjustable waist support chair according to claim 1, wherein the tripod is fixedly mounted with universal wheels at each of the bottom tripod feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021080387.3U CN212754916U (en) | 2020-06-12 | 2020-06-12 | Adjustable waist support chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021080387.3U CN212754916U (en) | 2020-06-12 | 2020-06-12 | Adjustable waist support chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212754916U true CN212754916U (en) | 2021-03-23 |
Family
ID=75071630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021080387.3U Expired - Fee Related CN212754916U (en) | 2020-06-12 | 2020-06-12 | Adjustable waist support chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212754916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115708947A (en) * | 2022-11-20 | 2023-02-24 | 贵州电网有限责任公司 | Climber general auxiliary tool operation method and device |
-
2020
- 2020-06-12 CN CN202021080387.3U patent/CN212754916U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115708947A (en) * | 2022-11-20 | 2023-02-24 | 贵州电网有限责任公司 | Climber general auxiliary tool operation method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |