CN217853509U - Seat with back capable of being adjusted up and down - Google Patents
Seat with back capable of being adjusted up and down Download PDFInfo
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- CN217853509U CN217853509U CN202221360694.6U CN202221360694U CN217853509U CN 217853509 U CN217853509 U CN 217853509U CN 202221360694 U CN202221360694 U CN 202221360694U CN 217853509 U CN217853509 U CN 217853509U
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- seat
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Abstract
The utility model relates to a back can be adjusted from top to bottom seat, install the movable frame on the seat frame, the movable frame comprises anterior part and rear portion, horizontal pole I is installed to rear portion upper portion horizontal installation, install the sleeve pipe on the horizontal pole I, fixed mounting L type mount respectively in the left and right sides at rear portion, install two at least pulleys on L type mount, pulley and slide rail sliding connection, install the lifter on the movable frame, under the effect of lifter, the movable frame slides upwards along the fixed frame of seat back, the people can relax voluntarily, alleviate the vertebra oppression, play the effect that nature weight was drawn simultaneously; the controller is adjusted, the movable frame descends, and after the operation is repeated for a plurality of times, the lumbar vertebra is effectively relieved.
Description
Technical Field
The utility model relates to a chair, in particular to a chair with a back capable of being adjusted up and down.
Background
The chair is a seat with a backrest and armrests. The existing seat has various functions, such as: the back of the swivel chair, the I-shaped chair and the like is fixed, after the swivel chair and the I-shaped chair are sedentary, the lumbar vertebra pressure is too large, the human body feels uncomfortable, and how to increase the armpit support so as to lighten the oppressive feeling of the lumbar vertebra is the object of the research of the utility model.
Disclosure of Invention
In order to solve the technical problem, the utility model relates to a back can be adjusted from top to bottom's seat, its technical scheme is:
the seat comprises a seat frame, a seat backrest fixing frame and a seat cushion frame, wherein the seat cushion frame is fixedly arranged on the seat backrest fixing frame;
the movable frame is arranged on the seat back fixed frame, and the back of the movable frame moves up and down along the seat back fixed frame;
the movable frame consists of a front part and a rear part, the front part and the rear part are parallel to each other, and the upper side and the lower side of the two sides of the front part and the two sides of the rear part are fixedly connected through connecting rods respectively; a cross rod I (2) is horizontally arranged at the upper part of the rear part, a sleeve is arranged on the cross rod I, a sleeve rod (14) extending forwards is arranged at the front part of the sleeve, an L-shaped fixing frame is fixedly arranged at the left side and the right side of the rear part respectively, one surface of the L-shaped fixing frame is fixed with the rear part, the other surface of the L-shaped fixing frame is arranged at one side far away from the front part, and notches of the L-shaped fixing frames face outwards and are arranged on the same horizontal line; at least two pulleys are arranged on the L-shaped fixing frames, the pulleys are connected with the sliding rails in a sliding mode, and a cross rod II (10) is horizontally arranged between the two L-shaped fixing frames;
a support rod is horizontally arranged at the front part, and the lower surface of the front end of the casing rod is in contact with the upper surface of the support rod to play a role in supporting the casing rod;
the lifting device also comprises a lifting rod, wherein a fixed rod (4) is horizontally and fixedly arranged in the middle of the movable frame, and two ends of the fixed rod are respectively fixed with the front part and the rear part of the movable frame; the bottom of the lifting rod is fixed on a lower cross rod (18) of the seat frame, and the other end of the lifting rod penetrates through the movable frame and is fixed on the fixed rod; the lifting rod is controlled by a controller.
Furthermore, the device also comprises a loop bar (16), wherein a sponge sleeve is sleeved on the loop bar, and the tail part of the loop bar is provided with an internal thread which is matched with an external thread arranged at the front end of the loop bar for installation.
Further, the sleeves are at least two.
Furthermore, a binding belt frame is fixedly arranged at the rear part of the cross rod II, one end of a binding belt is arranged on the binding belt frame, and the other end of the binding belt is fixed on the chest of a person sitting on the seat through a snap fastener.
Further, after a person sits on the chair, the sleeve can be placed under the armpit of the person.
Furthermore, the cross rod I, the supporting rod, the fixing rod and the cross rod II are parallel to each other.
The utility model has the advantages that: the utility model relates to a chair with a back capable of being adjusted up and down, a movable frame is arranged on the chair frame, a lifting rod is arranged on the movable frame, the lifting rod is controlled by a controller, a person sits on the chair, the back is tightly attached to the movable frame, a sleeve is placed under the armpit, after a bandage is arranged, the controller is pressed down, under the action of the lifting rod, the movable frame slides upwards along the fixed frame of the chair back, the person can independently relax, the vertebra compression is reduced, and the effect of natural weight traction is achieved at the same time; the controller is adjusted, the movable frame descends, and after the operation is repeated for a plurality of times, the lumbar vertebra is effectively relieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the movable frame after the lifting rod is installed;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a perspective view of the movable frame (without the lifting rod);
FIG. 4 is a schematic view of a sleeve construction;
FIG. 5 is a schematic view of a sleeve structure;
FIG. 6 is a schematic view of the structure of the utility model after installation;
as shown in the figure, 1 movable frame, 2 cross rods I,3 supporting rods, 4 fixing rods, 5 lifting rods, 6 nuts I,7 fixing frames, 8L-shaped fixing frames, 9 pulleys, 10 cross rods II,11 nuts II,12 binding belt frames, 13 sleeves, 14 sleeve rods, 15 sleeves, 16 sleeve rods, 17 seat frames, 18 lower cross rods, 20 sliding rails, a front portion and b rear portions.
Detailed Description
As shown in the figure, the utility model relates to a back can be adjusted from top to bottom's seat, including seat frame 17, constitute by backrest fixed frame and the seat cushion frame of fixed mounting on backrest fixed frame, this backrest fixed frame and seat cushion frame material are the same, make by the metal, but welded fastening each other, but integrated into one piece, two inboards are slide rail 20 respectively about backrest fixed frame, and the slide rail opening of two inboards is relative about and.
The movable frame 1 is disposed on the seatback fixed frame, and the bottom thereof is in contact with the seatback cushion frame, and the width of the left and right sides of the movable frame is the same as the width of the seatback fixed frame.
The movable frame consists of a front part and a rear part which are rectangular or square with a hollow middle part, the front part a and the rear part b are parallel to each other, the upper side and the lower side of the two sides of the front part and the two sides of the rear part are respectively welded through connecting rods, and the connecting rods, the front part and the rear part can also be integrally formed; the front part is not provided with an upper cross bar; horizontal installation horizontal pole I2 in rear portion upper portion, two sleeves 13 of installation on the horizontal pole I, the cover pipe box is on horizontal pole I, 14 vertical welding of casing pipe pole fix at the sleeve pipe surface (as shown in fig. 4), but sleeve pipe and casing pipe pole integrated into one piece, sheathed tube internal diameter is the same with horizontal pole I's external diameter, and the casing pipe pole front end is equipped with the external screw thread, demountable installation loop bar 16 on the casing pipe pole, and the loop bar is the long-rod type, and the rear end is equipped with the internal thread, matches the installation with the casing pipe pole. A support rod 3 is horizontally arranged at the front part, and the lower surface of the front end of the casing rod is in contact with the upper surface of the support rod to play a role in supporting the casing rod; the front end of the loop bar is sleeved with a sponge sleeve 15, and the sleeve can be placed under the armpit after a person sits on the chair. In order to adapt to different people's demands, this sleeve pipe can arrange a plurality ofly, but only installs the loop bar on two loop bars, is convenient for place in the armpit, satisfies fat thin crowd's needs.
The left side and the right side at the rear part are respectively fixedly provided with an L-shaped fixing frame 8, one surface of the L-shaped fixing frame is fixed with the rear part through welding, the notches of the L-shaped fixing frame face outwards, the other surface of the L-shaped fixing frame is arranged on one side away from the front part, the surface is provided with two pulleys 9 which are arranged up and down, each pulley is rotatably connected with one end of a shaft lever of the pulley, and the other end of the shaft lever penetrates through the L-shaped fixing frame and is fixed through a matching nut II 11. The two L-shaped fixing frames are arranged on the same horizontal line, the pulleys are bilaterally symmetrical, the pulleys on the two sides respectively correspond to the slide rails on the inner sides of the seat backrest fixing frames, and the pulleys can slide on the slide rails. Two cross bars II10 are vertically arranged between the two L-shaped fixing frames, the cross bars II are vertically arranged, a binding belt frame 12 is arranged in the middle of the upper cross bar II, the binding belt frame is fixedly arranged behind the upper cross bar II, one end of a binding belt is fixed on the binding belt frame, and the other end of the binding belt is fixed in front of the chest of a person sitting on the seat through snap fasteners to play a role in fixing.
The lifting rod 5 is selected from the existing lifting rod, is controlled by the controller, and is controlled to ascend and descend by the controller. The controller is provided with a plurality of buttons, and the buttons are self-made, can be provided with time, lifting height, residence time and the like, can be selected by self, and in reality, different buttons can be self-made according to customer requirements. The person is seated on the seat, and the lifting function can be realized. A fixed rod 4 is horizontally welded and fixed in the middle of the movable frame, and two ends of the fixed rod are respectively welded and fixed with the front part and the rear part. The bottom of the lifting rod is fixed on a lower cross rod 18 of the seat frame, the other end (or the extending end) of the lifting rod penetrates through the movable frame and is fixed on the fixed rod, and the upper part and the lower part of the lifting rod respectively penetrate through the fixed frame 7 and the screw rod and are fixed by a matched nut I6 arranged on the other side of the fixed frame.
According to the situation, two lifting rods can be arranged, the left lifting rod and the right lifting rod are respectively arranged, the lifting rods are controlled by the same controller, and the lifting function of the movable frame is achieved.
The left side and the right side of the movable frame are respectively provided with a fixed lining plate, and the size of the fixed lining plate is the same as that of the left side and the right side of the movable frame. Still include a plurality of decorative boards, the left and right sides decorative board is fixed mounting in the outside of fixed welt respectively, and all the other decorative boards use leather products and interior packing sponge to pack after with backrest fixed frame, movable frame parcel, leak casing pole and bandage frame when packing, the casing pole detachable installation loop bar of being convenient for, bandage shelf location bandage.
The embodiment can also be applied to a seat with universal wheels at the bottom, a hand-held binding belt frame and a back-leaning seat, and the seat can conveniently move back and forth.
The utility model relates to a chair with a back capable of being adjusted up and down, a movable frame is arranged on the chair frame, a lifting rod is arranged on the movable frame, the lifting rod is controlled by a controller, a person sits on the chair, the back is tightly attached to the movable frame, a sleeve is placed under the armpit, after a bandage is arranged, the controller is pressed down, under the action of the lifting rod, the movable frame slides upwards along the fixed frame of the chair back, the person can independently relax, the vertebra compression is reduced, and the effect of natural weight traction is achieved at the same time; the controller is adjusted, the movable frame descends, and after the operation is repeated for a plurality of times, the lumbar vertebra is effectively relieved.
The above are only preferred embodiments of the present invention, and it should be noted that the above preferred embodiments should not be considered as limitations of the present invention, and the scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (5)
1. A seat with a back capable of being adjusted up and down comprises a seat frame, a seat back fixing frame and a seat cushion frame, wherein the seat cushion frame is fixedly arranged on the seat back fixing frame;
the movable frame is arranged on the seat back fixed frame, and the back of the movable frame moves up and down along the seat back fixed frame;
the movable frame consists of a front part and a rear part, the front part and the rear part are parallel to each other, and the upper side and the lower side of the two sides of the front part and the two sides of the rear part are fixedly connected through connecting rods respectively; a cross rod I (2) is horizontally arranged at the upper part of the rear part, a sleeve is arranged on the cross rod I, a sleeve rod (14) extending forwards is arranged at the front part of the sleeve, an L-shaped fixing frame is fixedly arranged at the left side and the right side of the rear part respectively, one surface of the L-shaped fixing frame is fixed with the rear part, the other surface of the L-shaped fixing frame is arranged at one side far away from the front part, notches of the L-shaped fixing frames face outwards and are arranged on the same horizontal line; at least two pulleys are arranged on the L-shaped fixing frames, the pulleys are connected with the sliding rails in a sliding mode, and a cross rod II (10) is horizontally arranged between the two L-shaped fixing frames;
a support rod is horizontally arranged at the front part, and the lower surface of the front end of the casing rod is in contact with the upper surface of the support rod to play a role in supporting the casing rod;
the lifting device also comprises a lifting rod, wherein a fixed rod (4) is horizontally and fixedly arranged in the middle of the movable frame, and two ends of the fixed rod are respectively fixed with the front part and the rear part of the movable frame; the bottom of the lifting rod is fixed on a lower cross rod (18) of the seat frame, and the other end of the lifting rod penetrates through the movable frame and is fixed on the fixed rod; the lifting rod is controlled by a controller.
2. A chair with back adjustable up and down as claimed in claim 1, further comprising a sleeve rod (16) with a sponge sleeve, the tail of the sleeve rod is provided with internal threads to match with external threads arranged at the front end of the sleeve rod.
3. A back up-down adjustable chair as claimed in claim 2, wherein there are at least two of said sleeves.
4. The chair of claim 2, wherein the back of the chair is adjustable up and down, the rear part of the cross bar II is fixedly provided with a bandage frame, one end of the bandage is arranged on the bandage frame, and the other end of the bandage is fixed on the chest of the person sitting on the chair through the snap fastener.
5. The chair of claim 1, wherein the cross bar I, the support bar, the fixing bar and the cross bar II are parallel to each other.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121523798X | 2021-07-06 | ||
| CN202121523798 | 2021-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217853509U true CN217853509U (en) | 2022-11-22 |
Family
ID=84094311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221360694.6U Active CN217853509U (en) | 2021-07-06 | 2022-06-02 | Seat with back capable of being adjusted up and down |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217853509U (en) |
-
2022
- 2022-06-02 CN CN202221360694.6U patent/CN217853509U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |