CN213282255U - Seat bottom shell structure and seat - Google Patents

Abstract

The utility model discloses a seat drain pan structure and seat, include: the foot rest is arranged on the bottom shell; the telescopic rack is characterized in that a telescopic rack is arranged on the bottom shell, one end of the telescopic rack is connected with the bottom shell in a sliding mode, and the other end of the telescopic rack is connected with the foot rest in a rotating mode; an angle regulator for controlling the rotation angle of the foot rest is arranged between the telescopic frame and the foot rest. During the in-service use, can stretch out different length with the foot rest according to the user demand that does not, simple structure, convenient to use can play better support effect to the shank during the afternoon nap. In addition, through set up spacing buckle and spacing draw-in groove of mutually supporting on expansion bracket and seat, when the telescopic link was retracted to the drain pan in, spacing buckle card advances spacing draw-in groove to there is certain dynamics to block the foot rest, avoids the automatic roll-off of foot rest.

Description

Seat bottom shell structure and seat

Technical Field

The utility model relates to a seat technical field especially relates to a seat drain pan structure and seat.

Background

With the development of social economy and the acceleration of life rhythm, noon break at noon time also becomes an indispensable process for adjusting the physical and psychological of people. Noon break can bring relaxation in both physical and mental aspects, and like sleep at night, noon break can not only eliminate tension in working in the daytime, but also eliminate dysphoria, keep good mood and improve work efficiency in the afternoon.

In the prior art, people generally use the traditional office chair to have noon break, and the noon break is extremely uncomfortable. For this reason, some seats with noon break function have been developed in the industry, which are characterized in that a rotatable foot stool is mounted on a bottom shell of the seat, and an angle-adjustable structure is provided on a seat back, as disclosed in patents CN201542135U, CN105105540A, etc. However, in these prior art patents, the foot rest is directly connected to the bottom shell of the seat, and the extended length of the foot rest is very limited after the foot rest is unfolded, so that it is difficult to support the whole leg; for some taller people, it may not even be able to support the lower leg.

Disclosure of Invention

To the defect that exists among the prior art, the utility model aims to provide a leg support effect's seat drain pan structure when foot rest extension length is adjustable, afternoon nap.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

A seat pan structure, comprising: a bottom shell and a foot rest 2 mounted on the bottom shell; the telescopic rack is characterized in that a telescopic rack is arranged on the bottom shell, one end of the telescopic rack is connected with the bottom shell in a sliding mode, and the other end of the telescopic rack is connected with the foot rest in a rotating mode; an angle regulator for controlling the rotation angle of the foot rest is arranged between the telescopic frame and the foot rest.

More preferably, one of the telescopic frame and the bottom shell is provided with a limiting buckle, and the other of the telescopic frame and the bottom shell is provided with a limiting clamping groove matched with the limiting buckle; the limiting buckle and the limiting clamping groove form a detachable elastic clamping connection.

More preferably, the bottom case and the foot rest are made of plastic or metal.

More preferably, the bottom shell is of an integrally formed structure, and a plurality of connecting holes are formed in the top of the bottom shell and used for realizing the connection and fixation of the bottom shell and the seat.

More preferably, the telescopic frame includes two telescopic rods, a sliding groove corresponding to each telescopic rod is provided on the bottom shell, a limiting guide groove is provided in the sliding groove, each telescopic rod passes through the corresponding limiting guide groove, and a blocking member for preventing the telescopic rods from coming off is provided at an inner end portion of each telescopic rod located in the sliding groove.

More preferably, the blocking member is a screw or a fastener mounted at an end of the telescopic rod.

More preferably, the outer ends of the two telescopic rods are provided with connecting seats, the foot rest is provided with a connecting rod in a penetrating way, and two ends of the connecting rod are respectively connected with the two connecting seats.

More preferably, the angle adjuster includes: the resettable sliding block, a positioning pin arranged on the sliding block and a plurality of positioning holes arranged on the connecting seat and matched with the positioning pin; each positioning hole is arranged in a circular arc shape.

The utility model also provides a seat, its characterized in that has as above seat drain pan structure.

The utility model has the advantages that:

firstly, a bottom shell and a foot rest are connected by an expansion bracket; during the in-service use, can stretch out different length with the foot rest according to the user demand that does not, simple structure, convenient to use can play better support effect to the shank during the afternoon nap.

Two, through set up spacing buckle and spacing draw-in groove of mutually supporting on expansion bracket and seat, when the telescopic link retracted to the drain pan in, spacing buckle card advances spacing draw-in groove to there is certain dynamics to block the foot rest, avoids the automatic roll-off of foot rest.

Drawings

Fig. 1 is a schematic view of a seat bottom case structure provided by the present invention.

Fig. 2 is a schematic view of the seat bottom shell structure provided by the present invention at another viewing angle.

Fig. 3 is a partially enlarged view of fig. 2.

Description of reference numerals:

1: bottom shell, 2: foot rest, 3: expansion bracket, 4: angle adjuster, 5: connection hole, 6: spacing guide slot, 7: barrier, 8: connecting seat, 9: connecting rod, 10: spacing buckle, 11: limiting clamping grooves.

1-1: a chute.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The following description will be further made in conjunction with the accompanying drawings of the specification, so that the technical solution and the advantages of the present invention are clearer and clearer. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.

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

As shown in fig. 1 to 3, a seat bottom case structure includes: a bottom shell 1 and a foot rest 2 mounted on the bottom shell 1; the telescopic device is characterized in that a telescopic frame 3 is arranged on the bottom shell 1, one end of the telescopic frame 3 is connected with the bottom shell 1 in a sliding mode, and the other end of the telescopic frame 3 is connected with the foot rest 2 in a rotating mode; an angle regulator 4 for controlling the rotation angle of the foot rest 2 is arranged between the telescopic frame 3 and the foot rest 2.

The bottom shell 1 and the foot rest 2 are both integrally formed plastic pieces, and the processing and implementation are convenient. And a plurality of connecting holes 5 are formed in the top of the bottom shell 1 and used for realizing the connection and fixation of the bottom shell 1 and a seat. In other embodiments, the bottom case is made of other materials such as metal parts according to different actual requirements, and is not limited to this embodiment as long as the bottom case has sufficient supporting strength.

The telescopic frame 3 comprises two telescopic rods, a sliding groove 1-1 corresponding to each telescopic rod is arranged on the bottom shell 1, a limiting guide groove 6 is arranged in the sliding groove 1-1, each telescopic rod penetrates through the corresponding limiting guide groove 6, and a blocking piece 7 for preventing the telescopic rods from falling off is arranged at the inner end part of each telescopic rod in the sliding groove 1-1. In this embodiment, preferably, the blocking member is a screw mounted at an end of the telescopic rod, and the mounting and dismounting are convenient. In other embodiments, the blocking piece is a fastener, and the limiting guide groove and the bottom shell are of an integrally formed structure; the present embodiment is not limited.

In order to facilitate the installation of the foot rest 2, preferably, the outer ends of the two telescopic rods are provided with connecting seats 8, the foot rest 2 is provided with a connecting rod 9 in a penetrating manner, and two ends of the connecting rod 9 are respectively connected with the two connecting seats 8. In this embodiment, preferably, a limiting buckle 10 is arranged on the connecting seat 8, and preferably, a limiting clamping groove 11 matched with the limiting buckle 10 is arranged on the bottom shell 1; like this, when the telescopic link retracted to in the drain pan 1, spacing buckle 10 card advances spacing draw-in groove 11 to there is certain dynamics to block foot rest 2, avoids the automatic roll-off of foot rest 2. Of course, according to different actual needs, the limiting buckle may be disposed at other positions of the telescopic frame 3, and is not limited to this embodiment.

The angle adjuster 4 may be an angle adjuster known to those skilled in the art. In this embodiment, it is preferable that the angle adjuster 4 includes: the reset sliding block, a positioning pin arranged on the sliding block and a plurality of positioning holes which are arranged on the connecting seat 8 and matched with the positioning pin; each positioning hole is arranged in a circular arc shape.

The embodiment also provides a seat with the seat bottom shell structure. As for the seat structure other than the bottom case structure, various structures known to those skilled in the art or capable of being implemented in the future are not described herein.

Compared with the prior art, the seat drain pan structure that this embodiment provided, through setting up the expansion bracket, during the in-service use, can stretch out different length with the foot rest according to the user demand that does not, simple structure, convenient to use can play better support effect to the shank during the afternoon nap.

It will be understood by those skilled in the art from the foregoing description of the structure and principles that the present invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the known art are intended to fall within the scope of the invention, which is defined by the claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.

Claims (9)

1. A seat pan structure, comprising: the foot rest is arranged on the bottom shell; the telescopic rack is characterized in that a telescopic rack is arranged on the bottom shell, one end of the telescopic rack is connected with the bottom shell in a sliding mode, and the other end of the telescopic rack is connected with the foot rest in a rotating mode; an angle regulator for controlling the rotation angle of the foot rest is arranged between the telescopic frame and the foot rest.

2. The bottom shell structure of claim 1, wherein one of the telescopic frame and the bottom shell is provided with a limit buckle, and the other of the telescopic frame and the bottom shell is provided with a limit slot matched with the limit buckle; the limiting buckle and the limiting clamping groove form a detachable elastic clamping connection.

3. A seat pan structure as claimed in claim 1, wherein the pan and the foot rest are made of plastic or metal.

4. The bottom shell structure of claim 1, wherein the bottom shell is an integrally formed structure, and a plurality of connecting holes are formed in the top of the bottom shell for connecting and fixing the bottom shell to the seat.

5. The bottom shell structure of claim 1, wherein the telescopic frame comprises two telescopic rods, a sliding slot corresponding to each telescopic rod is formed on the bottom shell, a limiting guide slot is formed in the sliding slot, each telescopic rod passes through the corresponding limiting guide slot, and a blocking member for preventing the telescopic rods from being pulled out is formed at an inner end portion of each telescopic rod in the sliding slot.

6. A seat pan structure as claimed in claim 5, wherein the blocking member is a screw or a snap fitted to the end of the telescopic rod.

7. The bottom shell structure of claim 5, wherein connecting seats are installed at outer ends of the two telescopic rods, a connecting rod is inserted into the foot rest, and two ends of the connecting rod are respectively connected to the two connecting seats.

8. The seat bottom shell structure of claim 7, wherein the angle adjuster comprises: the resettable sliding block, a positioning pin arranged on the sliding block and a plurality of positioning holes arranged on the connecting seat and matched with the positioning pin; each positioning hole is arranged in a circular arc shape.

9. A seat having a seat pan structure as claimed in any one of claims 1 to 8.

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