CN217309602U - Lifting chair - Google Patents

Abstract

The utility model discloses a lifting chair, which comprises a lifting cushion and a chair body, wherein the lifting cushion comprises an outer frame, an inner frame, a locking piece and a seat plate, the seat plate is fixedly connected with the inner frame, one of the inner frame and the outer frame is provided with at least one first through hole, the other one is provided with at least two first grooves which are vertically distributed, and the locking piece passes through the first through hole and the first grooves; the chair body and frame fixed connection through extracting the snap close piece, then the height of adjustment inside casing aligns different first recesses with first through-hole, inserts the snap close piece again, just can accomplish the altitude mixture control to the seat, the utility model is used for furniture house field.

Description

Lifting chair

Technical Field

The utility model relates to a furniture house field, in particular to lift chair.

Background

People pay more and more attention to reading at present, and therefore the study room is generally provided with the chair no matter adults or children, but the height of the existing chair is fixed, so that adults and children cannot use the chair.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a lifting chair, which can be lifted to change the height.

According to a first aspect embodiment of the utility model a lift chair includes: the lifting cushion comprises an outer frame, an inner frame, a locking fastener and a seat plate, wherein the seat plate is fixedly connected with the inner frame, the inner frame is connected with the outer frame in a lifting and sliding manner, at least one first through hole is formed in one of the inner frame and the outer frame, at least two first grooves which are vertically distributed are formed in the other one of the inner frame and the outer frame, and the locking fastener penetrates through the first through holes and the first grooves; the chair body is fixedly connected with the outer frame.

According to the utility model discloses lift chair has following beneficial effect at least: through extracting the hasp piece, then the height of adjustment inside casing, aim at different first recesses with first through-hole, insert locking with the hasp piece again, just can accomplish the altitude mixture control to the seat.

According to the utility model discloses a some embodiments, one first through-hole and a vertical distribution first recess forms a set of hole site, the hole site has the multiunit, the hasp piece corresponds and sets up a plurality ofly.

According to the utility model discloses a some embodiments, still be equipped with the second through-hole on the inside casing, the second through-hole is used for breathing freely.

According to some embodiments of the utility model, the chair body is including the back of the chair and chair leg, the back of the chair is used for supporting user's back, the chair leg is used for supporting whole chair and user's weight.

According to some embodiments of the utility model, the back of the chair includes horizontal support bar and two vertical support bar, two vertical support bar with the frame is connected, horizontal support bar locates two between the vertical support bar.

According to the utility model discloses a some embodiments, the shape of horizontal support pole is the bent shape of laminating user back profile, one side of horizontal support pole is equipped with the blotter, the blotter is used for contacting with the user.

According to some embodiments of the utility model, the shape of inside casing and frame is the rectangle, the quantity of chair leg is four, four the chair leg is located respectively on the four corners of frame.

According to some embodiments of the invention, the one end that the frame was kept away from to the chair leg is equipped with the cushion.

According to some embodiments of the utility model, four be connected with four connecting rods between the chair leg, every two are connected respectively to the connecting rod the chair leg.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a lifting chair according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of the lift chair of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic top perspective view of a lift chair according to an embodiment of the present invention;

reference numerals:

the chair comprises an outer frame 110, an inner frame 120, a locking fastener 130, a pull ring 131, a seat plate 140, a first through hole 121, a first groove 111, a second through hole 122, a horizontal support rod 211, a vertical support rod 212, chair legs 220 and a connecting rod 221.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to the orientation description, such as the directions of up, down, front, back, left, right, etc., may be the orientation or positional relationship shown on the drawings, only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the present number, and the terms greater than, less than, within, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 4, the present invention provides a lifting chair, which comprises a lifting cushion and a chair body, wherein the lifting cushion comprises an outer frame 110, an inner frame 120, a locking fastener 130 and a seat 140, the seat 140 is fixedly connected with the inner frame 120, the inner frame 120 is connected with the outer frame 110 in a sliding manner, at least one first through hole 121 is arranged on one of the inner frame 120 and the outer frame 110, at least two first grooves 111 are vertically distributed on the other one of the inner frame 120 and the outer frame 110, and the locking fastener 130 passes through the first through hole 121 and the first grooves 111; the chair body is fixedly connected with the outer frame 110.

In this embodiment, the first through holes 121 are formed in the inner frame 120, and are slidably coupled to the inner frame 120 in an up-and-down manner by disposing the outer frame 110, and the plurality of first grooves 111 are formed in the outer frame 110, one row of horizontally distributed first through holes 121 are arranged on the inner frame 120, the position of each row of the first grooves 111 can correspond to the first through holes 121, and a plurality of rows of the first grooves 111 are arranged, so that when the first through holes 121 of each row correspond to the first grooves 111, the heights of the seat cushions are different, by arranging the locking member 130 to pass through the first through hole 121 and to be connected with the first groove 111, the height of the seat plate 140 can be fixed, and when the height of the seat plate 140 needs to be adjusted, only the locking member 130 needs to be pulled out, and then the height of the seat plate 140 is adjusted, so that after the first through holes 121 correspond to the first grooves 111 in other rows, the locking member 130 is inserted again, so that the height adjustment of the seat plate 140 and thus the height adjustment of the chair can be accomplished.

It can be understood that the locking member 130 can be selected from a bolt or a spring bolt, and the selection of the locking member 130 can be selected according to actual requirements, specifically, in this embodiment, the locking member 130 has a threaded portion, the first through hole 121 is a threaded hole, the locking member 130 passes through the first through hole to be in threaded connection with the first groove, and the locking member is provided with a pull ring 131 for facilitating operation; the number of rows of the first grooves 111 can be selected according to actual requirements, and the larger the number of rows, the larger the height adjusting range of the seat plate 140 can be, so that the seat plate is suitable for being used by colleagues with more heights; the seat plate 140 may be made of sponge or mesh to improve comfort during use.

In some embodiments of the present invention, a first through hole 121 and a row of vertically distributed first grooves 111 form a set of hole sites, there are multiple sets of hole sites, and the locking member 130 is correspondingly disposed in multiple sets.

In this embodiment, there are four sets of holes, which are distributed in a rectangular shape on both the inner frame 120 and the outer frame 110, so that when the user uses the device, the shearing force generated between the inner frame 120 and the outer frame 110 can be distributed uniformly by the four locking members 130, thereby improving the use strength.

In some embodiments of the present invention, the inner frame 120 further has a second through hole 122.

When the outer frame 110 is provided with a plurality of rows of first grooves 111, the height of the outer frame 110 is increased to place the first grooves 111, so that when a user uses the seat plate 140, no air flows around the seat plate 140, and the use feeling is affected, therefore, the second through holes 122 are formed in the inner frame 120, and after the height of the seat plate 140 is adjusted, the seat plate 140 can also have air flow around the seat plate 140, and the use feeling is improved. And the second through hole 122 can reduce the weight, and is convenient to lift and place.

In some embodiments of the present invention, the chair body comprises a chair back and chair legs 220, the chair back is used for supporting the back of the user, and the chair legs 220 are used for supporting the weight of the whole chair and the user.

In some embodiments of the present invention, the chair back includes a horizontal support bar 211 and two vertical support bars 212, the two vertical support bars 212 are connected to the outer frame 110, and the horizontal support bar 211 is disposed between the two vertical support bars 212.

When using, the user often can adopt standard position of sitting, just so needs the back of the chair to provide the holding power to user's back, adopts horizontal support pole 211 and two vertical support pole 212, can make the user equally divide the power to the back of the chair and distribute on two vertical support pole 212, has improved the atress intensity of the back of the chair to horizontal support pole 211 and user's back contact can provide the holding power on the horizontal direction, and first ability improves the support dynamics, and the second can improve the comfort level.

The utility model discloses an in some embodiments, the shape of horizontal support pole 211 is the curved shape of laminating user back profile, and one side of horizontal support pole 211 is equipped with the blotter, and the blotter is used for contacting with the user.

When the user is in contact with horizontal support bar 211, the back curve often is protruding to the back of the chair direction, so in order to increase use comfort, set up horizontal support bar 211 to keep away from in the outside arch of seat 140 direction, just can laminate user's back curve, compare in the straight-bar, can effectively improve and use the comfort, and in order to further improve and use the comfort, can set up the blotter in one side of horizontal support bar 211 with the user contact, when the user leans on horizontal support bar 211 backward, the blotter is located between user and the horizontal support bar 211, can provide the effect of softness and buffering, just can further improve the comfort.

In some embodiments of the present invention, the inner frame 120 and the outer frame 110 are rectangular, the number of the legs 220 is four, and the four legs 220 are respectively disposed at four corners of the outer frame 110.

The weight of the chair can be enabled by the four chair legs 220, and when the user uses the chair, the weight of the user and the chair can be uniformly distributed on the four chair legs 220, so that the bearing strength of the chair is improved. And four connecting rods 221 are connected between the four chair legs 220, each connecting rod 221 is respectively connected with two chair legs 220, the connecting rods 221 can limit the horizontal shaking of the chair legs 220, the strength of the chair legs 220 is improved, and the positions for placing feet can be provided when a user uses the chair legs.

In some embodiments of the present invention, a cushion block is disposed at one end of the leg 220 away from the outer frame 110.

The cushion block is arranged at one end of the chair leg 220, which is in contact with the ground, so that the chair is convenient for a user to move, the friction area between the chair leg 220 and the ground is reduced, and the noise generated by movement can be reduced.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (9)

1. A lift chair, comprising:

the lifting cushion comprises an outer frame (110), an inner frame (120), a locking piece (130) and a seat plate (140), wherein the seat plate (140) is fixedly connected with the inner frame (120), the inner frame (120) is connected with the outer frame (110) in a lifting sliding manner, at least one first through hole (121) is formed in one of the inner frame (120) and the outer frame (110), at least two first grooves (111) which are vertically distributed are formed in the other one of the inner frame (120) and the outer frame (110), and the locking piece (130) penetrates through the first through hole (121) and the first grooves (111);

the chair body is fixedly connected with the outer frame (110).

2. The lift chair of claim 1, wherein: the first through holes (121) and the first grooves (111) which are vertically distributed form a group of hole sites, the hole sites are multiple groups, and the locking fasteners (130) are correspondingly arranged in multiple groups.

3. The lift chair of claim 1, wherein: the inner frame (120) is also provided with a second through hole (122).

4. The lift chair of claim 1, wherein: the chair body is including back and chair leg (220), the back is used for supporting user's back, chair leg (220) are used for supporting whole chair and user's weight.

5. The lift chair of claim 4, wherein: the back of the chair includes horizontal support pole (211) and two vertical support pole (212), two vertical support pole (212) with frame (110) are connected, horizontal support pole (211) are located two between vertical support pole (212).

6. The lift chair of claim 5, wherein: the shape of horizontal support pole (211) is the curved shape of laminating human back profile, one side of horizontal support pole (211) is equipped with the blotter, the blotter is used for contacting with the user.

7. The lift chair of claim 4, wherein: the inner frame (120) and the outer frame (110) are rectangular, the number of the chair legs (220) is four, and the four chair legs (220) are respectively arranged on four corners of the outer frame (110).

8. The lift chair of claim 7, wherein: cushion blocks are arranged at one ends of the chair legs (220) far away from the outer frame (110).

9. The lift chair of claim 7, wherein: four connecting rods (221) are connected among the four chair legs (220), and each connecting rod (221) is respectively connected with two chair legs (220).

Images