CN207519895U - A kind of seat - Google Patents

Abstract

The utility model discloses a kind of seat, and antero-lateral rod includes at least two rod pieces, is in the connection that intersects between two rod pieces；Postero lateral arm includes at least two rod pieces, is in the connection that intersects between two rod pieces；Left side bar and right-hand rod include at least two rod pieces, and two rod pieces intersect connection, and the end of rod piece is connect respectively with antero-lateral rod and postero lateral arm；The decompression section that left side bar is bonded with one end setting that antero-lateral rod, right-hand rod are connect with antero-lateral rod with sitting posture state shape of leg；Seat cushion is set in tiling, and the fore-end both sides of seat cushion are set in the decompression section of left side bar and right-hand rod.The front end sleeve of seat cushion is in decompression section, and seat cushion is two lines section with the contact portion of left side bar and right-hand rod, and the front end of seat cushion is supported leg by the curved surface that two lines section is formed.Compared with traditional structure, avoid front end and be only pressed on leg by 2 points of supports to form a line segment, so as to improve the comfort of seating, user experience is more preferable.

Description

A kind of seat

Technical field

The utility model is related to outdoor appliance technical fields, further relate to a kind of chair.

Background technology

Folding chair structure is light, has the function of to stack, and easy to carry carry uses, and saves parking space.It is usually used in each The places such as class training organization, school and college, public place, hospital, dining room, hotel, company, family, particularly outdoor camping etc. Usage scenario.

As shown in Figure 1, the axis geodesic structure schematic diagram of a kind of folding seat in the prior art, for the frame knot rotatably folded Structure sets the seat cushion 01 of one layer of cloth cover on frame.Four through-holes for location and installation, Mei Getong are offered on seat cushion 01 Hole is set with into a supporting rod.Two through-holes of forepart ride over 02 upper limit of armrest support, by two armrest supports 02 Play the role of support；Two through-holes at rear portion are ridden in back bracket 03, are realized and supported by back bracket 03.

As shown in Fig. 2, represent the side view of folding seat in Fig. 1.Since the seat cushion 01 of forepart only passes through two armrest supports 02 realizes support, and armrest support 02 is equivalent to two points, and when sitting down, the forepart of seat cushion 01 is pulled into one by latter two armrest support 02 Straight line, the contact portion with leg are a line, compress leg muscle, can generate the sensing for pressing against leg, hinder blood circulation, make With with experience by strong influence.

Therefore, for those skilled in the art, a kind of and leg contact area bigger, ride experience how are designed Better folding seat is the current technical issues that need to address.

Invention content

The utility model provides a kind of seat, larger with leg contact area, and constriction will not be caused to leg, takes body It tests more preferably, concrete scheme is as follows：

A kind of seat, including：

Antero-lateral rod, including at least two rod pieces and the connection that intersects；

Postero lateral arm, including at least two rod pieces and the connection that intersects；

Left side bar, including at least two rod pieces and the connection that intersects, the end of the left side bar respectively with the front side Bar and postero lateral arm connection；One end setting and the shape of leg under sitting posture state that the left side bar is connect with the antero-lateral rod The decompression section of fitting；

Right-hand rod, including at least two rod pieces and the connection that intersects, the end of the right-hand rod respectively with the front side Bar and postero lateral arm connection；One end setting and the shape of leg under sitting posture state that the right-hand rod is connect with the antero-lateral rod The decompression section of fitting；

The both sides of seat cushion, tiling setting and fore-end are set with subtracting in the left side bar and the right-hand rod Press section.

Optionally, the antero-lateral rod includes two handrails being mutually rotatablely connected, and the top of the handrail is higher than institute The part for stating left side bar and the right-hand rod forms the handrail for being used for holding；What the postero lateral arm was mutually rotatablely connected including two After-poppet；The left side bar is identical with the right side rod structure, respectively includes the supporting rod being mutually rotatablely connected and sitting face bar, institute The top for stating sitting face bar extends forward in the insertion seat cushion.

Optionally, the top company of rotation respectively of the postero lateral arm and the left side bar, the postero lateral arm and the right-hand rod Crossware is connected to, bottom is rotationally connected with support element respectively；Between one group of Crossware opposing upper and lower and the support element Connection setting back support bar, the Crossware is set in the back support bar, and can be slided along the back support bar.

Optionally, the bottom of the antero-lateral rod and the left side bar, the antero-lateral rod and the right-hand rod passes through institute respectively Support element rotation connection is stated, top is rotatablely connected respectively by sitting face connector, and the sitting face connector includes being respectively used to cover Two casings of the handrail and the sitting face bar are filled, are mutually rotatablely connected between two casings.

Optionally, the sitting face connector is bolted to connection with the casing that the sitting face bar is connect, and is helped with described The casing of hand lever suit is rotatablely connected by bolt, and the handrail can rotate in casing.

Optionally, the sitting face bar includes at least two sections towards opposite bending segment；The sitting face connector is set to institute It states in the decompression section at the top of sitting face bar, and on the extended line of the sitting face bar bottom straightway.

Optionally, one end of the seat cushion is set in the decompression section of the sitting face bar, and the other end is set in the back support bar Top.

Optionally, the sitting face bar is set to the outside of the handrail；The cover is loaded on the portion of the sitting face bar Set up the trepanning put for avoiding the sitting face connector separately.

Optionally, the decompression section is obliquely installed upwards forward, the rear end arc-shaped in obtuse angle of the decompression section.

The utility model provides a kind of seat, including portions such as antero-lateral rod, postero lateral arm, left side bar, right-hand rod and seat cushions Part.Wherein antero-lateral rod includes at least two rod pieces, is in the connection that intersects between two rod pieces；Postero lateral arm includes at least two bars Part, in the connection that intersects between two rod pieces；Left side bar and right-hand rod include at least two rod pieces, and two rod pieces are mutually handed over Fork connection, the end of rod piece is connect respectively with antero-lateral rod and postero lateral arm；Left side bar is connect with antero-lateral rod, right-hand rod and antero-lateral rod The decompression section that is bonded with sitting posture state shape of leg of one end setting；Seat cushion is set in tiling, the both sides of the fore-end of seat cushion It is set in the decompression section of left side bar and right-hand rod.

Due to left side bar and right-hand rod setting decompression section, the front end sleeve of seat cushion is in decompression section, therefore seat cushion and left side The contact portion of bar and right-hand rod is two lines section, after user sits down, what the front end of seat cushion was made of two lines section Curved surface is supported leg.Compared with traditional structure, it is only tight and one line segment of formation by 2 points of supports to avoid front end Leg is pressed in, so as to improve the comfort of seating, user experience is more preferable.

Description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with Other attached drawings are obtained according to these attached drawings.

Fig. 1 is a kind of axis geodesic structure schematic diagram of folding seat in the prior art；

Fig. 2 is the side view of folding seat in Fig. 1；

Fig. 3 is a kind of specific embodiment structure chart of seat that the application provides；

Fig. 4 is the side view of seat provided by the utility model；

Fig. 5 A are the partial enlarged view of W parts in Fig. 3；

Fig. 5 B are the partial enlarged view of X section in Fig. 3；

Fig. 5 C are the partial enlarged view of Y portion in Fig. 3；

Fig. 5 D are the partial enlarged view of Z parts in Fig. 3；

Fig. 6 A are the front view of seat provided by the utility model in a folded configuration；

Fig. 6 B are the side view of seat provided by the utility model in a folded configuration；

Fig. 6 C are the axonometric drawing of seat provided by the utility model in a folded configuration.

Including：

Handrail 1, after-poppet 2, supporting rod 3, sitting face bar 4, Crossware 5, support element 6, back support bar 7, sitting face connector 8.

Specific embodiment

The core of the utility model is to provide a kind of seat, larger with leg contact area, and leg will not be caused to press Compel sense, ride experience is more preferable.

In order to which those skilled in the art is made to more fully understand the technical solution of the utility model, below in conjunction with attached drawing with And specific embodiment, explanation is described in detail to the seat of the application.

As shown in figure 3, a kind of specific embodiment structure chart of the seat provided for the application, including antero-lateral rod, The structures such as postero lateral arm, left side bar, right-hand rod and seat cushion, antero-lateral rod are the knots that seat is located in the on-state in front of occupant Structure, postero lateral arm are the structures that seat is located at occupant rear in the on-state, and left side bar and right-hand rod are that seat is being beaten respectively It is located under open state on the left of occupant and the structure on right side；Seat cushion is the structure directly contacted with occupant leg and buttocks, soft It is soft deformable, generally it is made of cloth.Each rod piece be seat stress support construction, the gravity pushed on seat cushion is provided to On support force.

Specifically, antero-lateral rod includes at least two rod pieces, and the connection that intersects between two rod pieces, cross-connection point It is approximately located i the medium position of two rod pieces；Postero lateral arm includes at least two rod pieces, and the connection that intersects between two rod pieces, Cross-connection point is approximately located i the medium position of two rod pieces.Left side bar includes at least two rod pieces, between two rod pieces mutually Interconnection, cross-connection point are similarly provided at the centre position of rod piece；The end of left side bar respectively with antero-lateral rod and rear side Bar connects, and since antero-lateral rod, postero lateral arm and left side bar include two rod pieces in X-type, is located at two up and down of forepart The end of rod piece and the two of antero-lateral rod rod pieces connect respectively；Similarly, positioned at the end of two rod pieces up and down at rear portion with after Two rod pieces of side lever connect respectively；One end setting decompression section that bar is connect with antero-lateral rod in left side, decompression section and sitting posture state The adhered shape of lower leg.

Right-hand rod is identical with the structure of left side bar, and axisymmetricly relationship, the plane of symmetry are antero-lateral rod and postero lateral arm with left side bar The vertical plane of center line is mutually avoided because being needed between each rod piece, therefore its structure is not the complete axial symmetry on geometric meaning, Small dislocation is had in real space.Seat cushion is set in tiling, and the both sides of fore-end are respectively arranged with the channel of tubular, For being sleeved on the decompression section of left side bar and right-hand rod.

As shown in figure 4, the side view for seat provided by the utility model, wherein A represent seat cushion.Due to left side bar and the right side Side lever is both provided with decompression section, and seat cushion is set between two decompression sections, and decompression section is two lines, and two lines make seat cushion form one A curved surface, shape are matched with the shape of leg, so as to increase the contact area of seat cushion and leg, and then are reduced pressure, are made The experience of occupant is more comfortable.

It should be noted that the core point of the utility model is to set two rod pieces to the position that leg is supported, Make that the part that seat cushion contacts with leg forms a face rather than line contact, distribution of force are more uniform.Antero-lateral rod, postero lateral arm, The concrete structure of left side bar and right-hand rod not only limits the structure of X-type cross, can also be other forms, as long as with The jib head portion of support is provided with decompression section, replaces original supporting form, all the application scope of the claimed it It is interior.

On the basis of said program, for convenience of stored collapsed, the seat provided in the application is folding seat, Each rod piece realizes gathering by way of rotation connection, and certainly, in addition to folded form, the design according to fixed form also includes Within the protection domain of the application.Antero-lateral rod includes two handrails 1 being mutually rotatablely connected, the near middle of two rod pieces It is mutually rotatablely connected by horizontally disposed shaft.The top of handrail 1 forms higher than the part of left side bar and right-hand rod and is used for The handrail of holding, under seat unfolded state, two outsides extend to the left and right respectively for two handrails, and both hands can divide during occupant's use It does not ride on handrail and is used to support, therefore the top of handrail 1 is not attached by the position of top, is had with top A certain distance.Postero lateral arm includes two after-poppets 2 being mutually rotatablely connected, and two 2 middle parts of after-poppet are mutually turned by shaft Dynamic connection, and two after-poppets 2 are connect by most end with left side bar and right-hand rod respectively.Left side bar and right side rod structure phase Together, the supporting rod being mutually rotatablely connected 3 and sitting face bar 4 are respectively included, supporting rod 3 is identical with after-poppet 2, is straight bar Part is attached by both ends；The top of sitting face bar 4 extends to form forward decompression section, and is inserted into seat cushion, sitting face bar 4 Bottom least significant end is attached, and top is not least significant end is attached.

Postero lateral arm and left side bar, postero lateral arm and right-hand rod and it is indirect be hinged by shaft, but employ and connect accordingly Fitting, top are rotationally connected with Crossware 5 respectively, are realized and rotated by Crossware 5, bottom is rotationally connected with support element 6 respectively. It is more comfortable during in order to make seating, backrest structure is additionally provided with, is connected between one group of Crossware 5 and support element 6 opposing upper and lower Back support bar 7 is set, and back support bar 7 is in vertical state in the on-state.Crossware 5 is set in back support bar 7, and can along by Back of the body bar 7 slides, and during folding or expansion, wherein tie point rotates, and Crossware 5 is slided upward or downward along back support bar 7 It is dynamic.

As shown in Fig. 5 A to Fig. 5 D, the partial enlarged view of W, X, Y, Z part in respectively Fig. 3, Fig. 5 A represent Crossware 5 Structure, Fig. 5 B and Fig. 5 C represent the structure of 8 two different angles of sitting face connector respectively, and Fig. 5 D represent the structure of support element 6.Before The bottom of side lever and left side bar, antero-lateral rod and right-hand rod is rotatablely connected respectively by support element 6, and top is connected respectively by sitting face Part 8 is rotatablely connected；Support element 6 and Crossware 5 are an integral structure itself, its own can not be rotated, by shaft and respectively Relative rotation is realized between rod piece.Sitting face connector 8 includes being respectively used to suit handrail 1 and two casings of sitting face bar 4, sits It is mutually rotatablely connected between two casings of face connector 8, so as to fulfill the relative rotation between handrail 1 and sitting face bar 4.

Specifically, sitting face connector 8 is bolted to connection with the casing that sitting face bar 4 is connect, and sitting face bar 4 connects with sitting face It can not relatively rotate or move between the casing of fitting 8, be mutually permanently connected.Turned with the casing that handrail 1 is set with by bolt Dynamic connection, handrail 1 can rotate in casing, and the casing inner diameter size of connection handrail 1 is more than handrail 1, and shaft is located at The middle part of casing, handrail tube can be cooperated by one end of shaft and casing and engage handrail tube 1 in the deployed state.

Sitting face bar 4 includes at least two sections towards opposite bending segment；Sitting face connector 8 is set to subtracting for 4 top of sitting face bar It presses in section, and on the extended line of 4 bottom straightway of sitting face bar, so as to ensure that it is additional that seat is not take up in a folded configuration Space.As shown in Fig. 6 A to Fig. 6 C, the structure chart of seat three different angles in a folded configuration is represented respectively.

One end of seat cushion is set in the decompression section of sitting face bar 4, and the other end is set in the top of the back support bar 7, remaining part Point it can be bonded holding open configuration naturally with leg and buttocks during seating without fixation.

Sitting face bar 4 is set to the outside of handrail 1, and handrail 1 is located at close to the side of human body, and cover is loaded on sitting face bar 4 part sets the trepanning for avoiding sitting face connector 8, during installation, first by mattress cover loaded in decompression section, after sitting face is connected Fitting 8 is installed on the position that trepanning is set on setting seat cushion, and sitting face connector 8 keeps exposing state.

Decompression section is obliquely installed upwards forward, and shape may be configured as the arc of arch, may be alternatively provided as straight line, specific to tie Structure is set as needed.The position that is connect with 4 other parts of sitting face bar of rear end of decompression section arc-shaped in obtuse angle, avoids out Now sharp transition angle, makes seating more comfortable.

The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention. A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, this hair It is bright to be not intended to be limited to the embodiments shown herein, and be to fit to and the principles and novel features disclosed herein phase Consistent most wide range.

Claims (9)

1. a kind of seat, which is characterized in that including：

Antero-lateral rod, including at least two rod pieces and the connection that intersects；

Postero lateral arm, including at least two rod pieces and the connection that intersects；

Left side bar, including at least two rod pieces and the connection that intersects, the end of the left side bar respectively with the antero-lateral rod with And the postero lateral arm connection；One end setting that the left side bar is connect with the antero-lateral rod is bonded with shape of leg under sitting posture state Decompression section；

Right-hand rod, including at least two rod pieces and the connection that intersects, the end of the right-hand rod respectively with the antero-lateral rod with And the postero lateral arm connection；One end setting that the right-hand rod is connect with the antero-lateral rod is bonded with shape of leg under sitting posture state Decompression section；

The both sides of seat cushion, tiling setting and fore-end are set with the decompression section in the left side bar and the right-hand rod.

2. seat according to claim 1, which is characterized in that the antero-lateral rod includes two handrails being mutually rotatablely connected Bar (1), the top of the handrail (1) form the handrail for holding higher than the part of the left side bar and the right-hand rod； The postero lateral arm includes two after-poppets (2) being mutually rotatablely connected；The left side bar is identical with the right side rod structure, respectively Including the supporting rod (3) being mutually rotatablely connected and sitting face bar (4), the top of the sitting face bar (4), which extends forward, is inserted into the seat In pad.

3. seat according to claim 2, which is characterized in that the postero lateral arm and the left side bar, the postero lateral arm with The top of the right-hand rod is rotationally connected with Crossware (5) respectively, and bottom is rotationally connected with support element (6) respectively；About one group Connection setting back support bar (7), the Crossware (5) are set in institute between the opposite Crossware (5) and the support element (6) It states in back support bar (7), and can be slided along the back support bar (7).

4. seat according to claim 3, which is characterized in that the antero-lateral rod and the left side bar, the antero-lateral rod with The bottom of the right-hand rod is rotatablely connected respectively by the support element (6), and top is rotated respectively by sitting face connector (8) to be connected It connects, two casings of the sitting face connector (8) including being respectively used to be set with the handrail (1) and the sitting face bar (4), two It is mutually rotatablely connected between a casing.

5. seat according to claim 4, which is characterized in that the sitting face connector (8) connect with the sitting face bar (4) Casing be bolted to connection, with the handrail (1) suit casing be rotatablely connected by bolt, the handrail (1) it can be rotated in casing.

6. seat according to claim 5, which is characterized in that the sitting face bar (4) is including at least two sections towards opposite Bending segment；The sitting face connector (8) is set in the decompression section at the top of the sitting face bar (4), and positioned at the sitting face bar (4) On the extended line of bottom straightway.

7. seat according to claim 6, which is characterized in that one end of the seat cushion is set in the sitting face bar (4) Section is depressurized, the other end is set in the top of the back support bar (7).

8. seat according to claim 7, which is characterized in that the sitting face bar (4) is set to the outer of the handrail (1) Side；Part of the cover loaded on the sitting face bar (4) sets the trepanning for avoiding the sitting face connector (8).

9. seat according to claim 7, which is characterized in that the decompression section is obliquely installed upwards forward, the decompression The rear end arc-shaped in obtuse angle of section.