CN215650115U

CN215650115U - Seat armrest and seat

Info

Publication number: CN215650115U
Application number: CN202121382622.7U
Authority: CN
Inventors: 祁艳丽; 南瑾如; 贺小娟; 时间; 张晓旭
Original assignee: Beijing Cci Architectural Design Co ltd
Current assignee: Beijing Cci Architectural Design Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-01-28
Anticipated expiration: 2031-06-21

Abstract

The utility model relates to a chair armrest and a chair, wherein the armrest is integrally suitable for being mounted at one side of a seat board of the chair and can extend towards the front of the seat board; the handrail comprises a first supporting rod, a second supporting rod and a bearing unit; one side surface of the first supporting rod is connected with one side of the seat plate in a sliding way; the second supporting rod is connected with the front end of the first supporting rod in a sliding manner; the bearing unit is rotatably connected with the front end of the second support rod. The second support rod positioned in front of the seat plate is used as a handle to assist people in getting up. Compared with the traditional armrest for the seat, the direct side-rising mode of people is changed, and the comfort level during rising is improved. Meanwhile, when people are resting, the hands can be placed on the second supporting rod, the backrest has the function of guiding people to change the rest depending on the backrest in the past, and the resting modes are effectively increased. The bearing unit can bear heavy objects and has a strong convenience function. Overall, the function of the armrest for the seat is effectively increased.

Description

Seat armrest and seat

Technical Field

The utility model relates to the technical field of seats, in particular to an armrest for a seat and the seat.

Background

Existing seats are mainly divided into two categories, namely finished seats and basic seats. With the development of seat modification, there is an increasing number of seats designed for each age group. When designing a seat, people need to consider the following requirements for the seat: (1) the need for a backrest; (2) the need for a rising handrail; (3) the need for safety of rest; (4) the need for comfort.

However, the conventional armrest for the chair has a single function, and cannot meet the diversified demands of people.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that the traditional armrest for the seat has single functionality and cannot meet diversified requirements of people, the utility model provides an armrest for the seat and the seat.

The armrest for the chair is suitable for being installed on one side of a seat board of the chair and can extend towards the front of the seat board;

the handrail comprises a first supporting rod, a second supporting rod and a bearing unit;

one side surface of the first supporting rod is connected with one side of the seat plate in a sliding way;

the extending directions of the two ends of the second supporting rod are the same as those of the two ends of the first supporting rod; the second supporting rod is connected with the front end of the first supporting rod in a sliding manner;

the bearing unit is rotatably connected with the front end of the second support rod.

In one of the specific embodiments, the load bearing unit comprises a suspension arm;

the two suspension arms are arranged oppositely, and the rear ends of the two suspension arms are fixedly connected with the front end face of the second supporting rod.

In one embodiment, each suspension arm is of arcuate configuration;

the concave sides of the two suspension arms are arranged oppositely, the convex sides are arranged back to back, and a preset distance is reserved between the front ends.

In one embodiment, the second support rod is provided with a first guide hole;

the front end of the first supporting rod is provided with a first mounting hole;

the first supporting rod and the second supporting rod are fixedly connected through the first mounting hole and the first guide hole by using the first adjusting nut.

A seat based on the same concept, which comprises a seat board and an armrest provided by any one of the above embodiments;

the first supporting rod of the handrail is connected with one side of the seat board in a sliding way.

In one specific embodiment, the device further comprises a guide box;

the guide box is hollow, two opposite ends of the guide box extend towards the front end and the rear end of the seat plate respectively, the front end of the guide box is of an open structure, and the top surface of the guide box is fixedly connected with the bottom surface of one side of the seat plate;

the inner side surfaces of two opposite side walls of the guide box are respectively provided with a first guide rail, and two ends of each first guide rail extend along the axial direction of the guide box;

correspondingly, the two opposite side surfaces of the first supporting rod are respectively provided with a first mounting groove matched with the first guide rail; first bracing piece and direction box pass through first mounting groove and first guide rail sliding connection.

In one embodiment, the rear end of the first support rod is provided with a rotating shaft;

the middle part of pivot and the front end of direction box have all been seted up the second mounting hole, use the front end that second adjusting bolt can fixed connection pivot and direction box through the second mounting hole.

In one embodiment, the seat plate, the guide box and the first supporting rod are all made of steel;

the second supporting rod and the bearing unit of the handrail are made of plastic;

the seat board is fixedly connected with the guide box in a welding mode.

In one specific embodiment, the two opposite sides of the seat plate are provided with second guide holes;

two opposite hole walls of the second guide hole are provided with second guide rails, and two ends of each second guide rail extend along the axial direction of the second guide hole;

correspondingly, the two opposite side surfaces of the first supporting rod are respectively provided with a second mounting groove matched with the second guide rail; the hole walls of the first supporting rod and the second guide hole are connected in a sliding mode through a second mounting groove and a second guide rail.

The utility model has the beneficial effects that: the armrest for the seat is provided with the first support rod, the second support rod and the bearing unit, wherein the first support rod can slide along the seat board, so that the first support rod, the second support rod and the bearing unit are positioned in front of the seat board. Wherein, first bracing piece can support fixed second bracing piece and bearing unit. The second support rod positioned in front of the seat plate can be used as a handle to assist people in getting up. Compared with the traditional armrest for the seat, the direct side-rising mode of people is changed, and the comfort level during rising is improved. Simultaneously, people are when having a rest, and the hand can be placed on the second bracing piece in bedplate the place ahead, has the effect that guides people to change and rely on the back to rest in the past, has increased the mode of having a rest effectively. The bearing unit can bear a heavy object, and people do not need to place the shopping bag on the ground or on the adjacent bedplate, reduces the possibility that people forget the shopping bag, and has stronger convenient function. Overall, the function of the armrest for the seat is effectively increased. And when the seat armrest is idle, the seat armrest can be folded, so that the whole occupied space is small, and the occupancy rate of public space is effectively reduced.

Drawings

FIG. 1 is a schematic view of an armrest for a chair according to an embodiment of the present invention in an idle state;

FIG. 2 is a schematic view of the armrest of FIG. 1 in a use position;

FIG. 3 is a schematic view of the armrest shown in FIG. 1 in another use position;

FIG. 4 is a schematic view of the armrest shown in FIG. 1 in a further use position;

FIG. 5 is a schematic view of a chair according to one embodiment of the present invention in an idle state;

FIG. 6 is a schematic view of the chair of FIG. 5 in a use configuration;

FIG. 7 is a schematic view of the seat shown in FIG. 5 in another use configuration;

fig. 8 is a schematic view of the seat shown in fig. 5 in yet another use configuration.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

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 illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention or for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "secured," "engaged," "hinged," and the like are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1, 2, 3 and 4, as an embodiment of the present invention, an armrest for a seat is integrally adapted to be mounted on one side of a seat plate 200 of the seat and to extend forward of the seat plate 200. The armrest includes a first support bar 110, a second support bar 120, and a load-bearing unit 130. One side of the first support bar 110 is slidably connected to one side of the seat plate 200, the extending direction of the two ends of the second support bar 120 is the same as the extending direction of the two ends of the first support bar 110, and the second support bar 120 is slidably connected to the front end of the first support bar 110. The bearing unit 130 is rotatably coupled to the front end of the second support bar 120.

In this embodiment, the first support bar 110 can slide along the seat pan 200 such that the first support bar 110, the second support bar 120, and the load bearing unit 130 are positioned in front of the seat pan 200. Here, the front side of the seat plate 200 refers to a side of the seat plate 200 away from the backrest. The first support bar 110 can support and fix the second support bar 120 and the load bearing unit 130. The second support bar 120 is slidable in the axial direction of the first support bar 110. When a person rises forward of the seat plate 200, the person tends to lean forward toward the upper body. The second support bar 120 located in front of the seat plate 200 is used as a handle to assist the person in getting up. Compared with the traditional armrest for the seat, the direct side-rising mode of people is changed, and the comfort level during rising is improved. Especially for the old with inconvenient actions, the second support rod 120 as the handle guides the old to lean forward for getting up, thereby effectively improving the comfort level of the old when getting up. Meanwhile, when people are resting, the hands can be placed on the second supporting rod 120 in front of the seat board 200, so that the effect of guiding people to change resting by means of the backrest in the past is achieved, the resting modes are effectively increased, and namely, a user can rest by means of the backrest and also can rest forwards. The bearing unit 130 rotatably connected to the front end of the second support rod 120 can bear a heavy object (such as a shopping bag and a drinking cup for containing fruits and vegetables, commodities or articles), so that people do not need to place the shopping bag on the ground or on the adjacent seat plate 200, the possibility that people forget to buy the shopping bag is reduced, and the portable seat has a strong convenience function. Especially for the old, need not to carry on the action of bowing by a wide margin again and in order to grasp shopping bag on the ground, provide comparatively convenient form of taking for the old. Overall, the function of the armrest for the seat is effectively increased. And when the seat armrest is idle, the whole occupied space is small, and the occupancy rate of the public space is effectively reduced. In addition, the flexibility of the armrest for the seat is high, the installation is convenient, and the later maintenance cost can be effectively reduced.

In an embodiment of the present invention, the load-bearing unit 130 includes two suspension arms 131, the two suspension arms 131 are disposed opposite to each other, and the rear ends of the two suspension arms 131 are fixedly connected to the front end surface of the second support bar 120. The hanging arm 131 makes the shopping bag convenient and quick to hang and take off. Wherein each suspension arm 131 is an arc-shaped structure. The concave sides of the two suspension arms 131 are disposed facing each other and the convex sides are disposed facing away from each other. That is, the two hanging arms 131 form a circular ring structure so as to hold heavy objects such as cups having a circular cross section. The front ends of the two hanging arms 131 are spaced by a preset distance, which is beneficial to hanging and taking off the shopping bag. Also, a through hole is formed hollow in the middle of each suspension arm 131. Thus, the weight of the suspension arm 131 can be effectively reduced, so that the weight-saving design of the load-bearing unit 130 is realized. The convex side of each suspension arm 131 is chamfered, so that the possibility of accidentally injuring a user by the suspension arm 131 can be reduced, and the possibility of fracture of the suspension arm 131 caused by local stress concentration can be effectively reduced.

In an embodiment of the present invention, in the use state, the front end of the first supporting rod 110 may extend out of the front end of the seat plate 200 by a first predetermined length, and the front end of the second supporting rod 120 may extend out of the front end of the first supporting rod 110 by a second predetermined length. Because the extending direction of the front end of first bracing piece and second bracing piece is the same for first length of predetermineeing and the length of second predetermineeing can superpose, can improve the comfort level when people lean forward and get up and the comfort level when leaning forward rest effectively. Specifically, the first preset length is 0.5-1m, and the second preset length is 0.2-0.3 m. In some of the usage states, the first support bar 110 and the second support bar 120 are located on the same straight line and are arranged in parallel, so that the space occupation can be effectively reduced. At this time, the center of the circular ring structure formed by the two suspension arms 131 is located on the straight line of the first supporting rod 110. Thus, when the suspension arm 131 receives a heavy load, the entire seat armrest is well balanced in terms of force, and is less likely to be deformed or damaged. In other using states, the included angle between the straight line of the second supporting rod 120 and the straight line of the first supporting rod 110 is 90 degrees, so that the chair is convenient for people who rest on the adjacent seat boards to use. Meanwhile, the second support bar 120 and the load bearing unit 130 are enabled to avoid the pedestrian in front of the seat plate.

In an embodiment of the present invention, the second support bar 120 is provided with a first guide hole 121, and the second guide hole is disposed along an axial direction of the second support bar 120. The front end of the first support rod 110 is provided with a first mounting hole 112, and the first support rod 110 and the second support rod 120 are fixedly connected through the first mounting hole 112 and the first guide hole 121 by using a first adjusting nut 140. Thus, the position of the second support rod 120 can be adjusted simply and conveniently. On the whole, the armrest for the seat has a simple structure, effectively reduces the manufacturing cost, is convenient to install, use, disassemble and replace, and is favorable for popularization and use. And the later maintenance cost is effectively reduced.

Referring to fig. 5, 6, 7 and 8, the present invention also provides a seat comprising a seat pan 200 and an armrest as provided in any of the embodiments described above. Wherein, the first support rod 110 of the armrest is slidably connected with one side of the seat plate 200.

In this embodiment, the first support bar 110 can slide along the seat pan 200 such that the first support bar 110, the second support bar 120, and the load bearing unit 130 are positioned in front of the seat pan 200. The first support bar 110 can support and fix the second support bar 120 and the load bearing unit 130. The second support bar 120 is used as a handle to assist the user in getting up. Compared with the traditional armrest for the seat, the direct side-rising mode of people is changed, and the comfort level during rising is improved. Meanwhile, when people are resting, the hands can be placed on the second supporting rod 120, so that the effect of guiding people to change the rest depending on the backrest in the past is achieved, the rest modes are effectively increased, and the user can rest depending on the backrest and can also rest forwards. The bearing unit 130 can bear heavy objects (such as shopping bags and drinking cups for containing fruits and vegetables, commodities or articles), people do not need to place the shopping bags on the ground or on the adjacent seat plate 200, the possibility that people forget to buy the shopping bags is reduced, and the bearing unit has a strong convenience function. Overall, the function of the armrest for the seat is effectively increased.

In an embodiment of the present invention, the seat further includes a guide box 300, the guide box 300 is a hollow structure, two opposite ends of the guide box extend toward the front end and the rear end of the seat plate 200, respectively, the front end is an open structure, and the top surface of the guide box is fixedly connected to the bottom surface of one side of the seat plate 200. The inner side surfaces of the two opposite side walls of the guide box 300 are provided with first guide rails, and two ends of the first guide rails extend along the axial direction of the guide box 300. Correspondingly, the two opposite side surfaces of the first supporting rod 110 are respectively provided with a first mounting groove matched with the first guide rail, and the first supporting rod 110 and the guide box 300 are slidably connected through the first mounting groove and the first guide rail. As such, the first support bar 110 can be received inside the guide box 300 to be isolated from the external environment of the guide box 300, effectively extending the service life of the first support bar 110. And, the space utilization is effectively improved. The rear end of the first supporting rod 110 is provided with a rotating shaft 111, the middle of the rotating shaft 111 and the front end of the guide box 300 are both provided with second mounting holes, and the rotating shaft 111 and the front end of the guide box 300 can be fixedly connected through the second mounting holes by using second adjusting bolts. When the rear end of the first support bar 110 slides to the front end of the guide box 300, the front end of the first support bar 110 may be rotated upward. At this time, the first support bar 110 can be used as a handle and is convenient for people to pass in front of the two adjacent seat boards 200. Here, it should be noted that the guide box 300 includes two side plates and a bottom plate, and the front ends of the bottom plate and the two side plates extend out of the front end of the seat plate 200 by a third preset length. When the axial direction of the first support rod 110 is 90 degrees to the axial direction of the guide box 300, the rotating shaft 111 and the front ends of the two side plates of the guide box 300 can be fixedly connected through the second adjusting bolt, so that the first support rod 110 and the guide box 300 are fixedly connected, and the part of the front end of the bottom plate extending out of the front end of the seat plate 200 can support the first support rod 110. The whole structure is simple, and the use difficulty is effectively reduced. The seat plate 200, the guide box 300 and the first support rod 110 are made of steel, so that the anti-corrosion performance is high, and the service lives of the seat plate 200, the guide box 300 and the first support rod 110 are effectively prolonged. The second support rod 120 and the bearing unit 130 of the handrail are made of plastic, have high impact resistance and deformation resistance, and are not easy to cause damage to people. The seat plate 200 is fixedly connected with the guide box 300 by welding. Thus, the connection stability of the seat plate 200 and the guide box 300 is strong, and the guide box 300 is not easy to fall off.

In another embodiment of the present invention, the opposite sides of the seat plate 200 are provided with second guiding holes, and two ends of each guiding hole face to the front and the rear of the seat plate 200 respectively. The two opposite hole walls of the second guide hole are provided with second guide rails, and two ends of each second guide rail extend along the axial direction of the second guide hole. Correspondingly, the two opposite side surfaces of the first supporting rod 110 are respectively provided with a second mounting groove matched with the second guide rail, and the hole walls of the first supporting rod 110 and the second guide hole are connected in a sliding manner through the second mounting groove and the second guide rail. Therefore, the guide box 300 does not need to be additionally arranged, the space utilization rate is further improved, and the structure of the seat is effectively simplified.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," "one specific embodiment," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solution and the concept of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. An armrest for a seat, characterized in that the armrest is integrally adapted to be mounted on one side of a seat plate of a seat and is extendable forward of the seat plate;

one side surface of the first supporting rod is connected with one side of the seat plate in a sliding manner;

the extending directions of the two ends of the second supporting rod are the same as the extending directions of the two ends of the first supporting rod; the second supporting rod is connected with the front end of the first supporting rod in a sliding manner;

the bearing unit is rotatably connected with the front end of the second supporting rod.

2. The armrest of claim 1, wherein the load bearing unit comprises a suspension arm;

3. The armrest of claim 2 wherein each of said suspension arms is of arcuate configuration;

4. The armrest as claimed in any one of claims 1 to 3, wherein the second support rod is provided with a first guide hole;

the first supporting rod and the second supporting rod are fixedly connected through the first mounting hole and the first guide hole by using a first adjusting nut.

5. A seat comprising a seat pan and an armrest as claimed in any one of claims 1 to 4;

the first support rod of the handrail is connected with one side of the seat board in a sliding way.

6. The seat according to claim 5, further comprising a guide box;

correspondingly, the two opposite side surfaces of the first supporting rod are respectively provided with a first mounting groove matched with the first guide rail; the first supporting rod is connected with the guide box in a sliding mode through the first mounting groove and the first guide rail.

7. The seat according to claim 6, wherein the rear end of the first support rod is provided with a rotating shaft;

the middle part of pivot reaches the front end of direction box has all been seted up the second mounting hole, through the second mounting hole uses second adjusting bolt can fixed connection the pivot reaches the front end of direction box.

8. The seat as claimed in claim 6, wherein the seat plate, the guide box and the first support bar are all made of steel;

the seat plate is fixedly connected with the guide box in a welding mode.

9. The seat as claimed in claim 5, wherein the seat plate is provided with second guide holes at two opposite sides;

correspondingly, the two opposite side surfaces of the first supporting rod are respectively provided with a second mounting groove matched with the second guide rail; the hole walls of the first supporting rod and the second guide hole are connected in a sliding mode through the second mounting groove and the second guide rail.