CN213664470U

CN213664470U - Steel construction folding chair

Info

Publication number: CN213664470U
Application number: CN202022990351.5U
Authority: CN
Inventors: 龙加勇
Original assignee: Huizhou Guangyuan Steel Structure Engineering Co ltd
Current assignee: Huizhou Guangyuan Steel Structure Engineering Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-07-13
Anticipated expiration: 2030-12-10

Abstract

The application discloses steel construction folding chair relates to steel construction technical field, including cushion, back, handrail, supporting component, spacing subassembly and adjusting part, supporting component articulates in the bottom of cushion, spacing unit mount is in supporting component's hypomere, adjusting component's one end articulates in supporting component's upper segment, and adjusting component's the other end is contradicted with the ground bottom surface, the back is installed on adjusting component, the handrail articulates on adjusting component. The utility model has the advantages that: the steel structure folding chair adopts steel to make, and structural rigidity is high, and long service life forms through the polylith articulated panel is folding, and it is very convenient to constitute, is a planar board after the dismantlement, and is very convenient in vanning and handling, through setting up angle regulation's back, travelling comfort when improving the consumer and using.

Description

Steel construction folding chair

Technical Field

The application relates to the technical field of steel structures, in particular to a steel structure folding chair.

Background

The steel structure is a structure formed by steel materials, is one of main building structure types, and the steel has the characteristics of high strength, light dead weight, good integral rigidity and strong deformation resistance, so the steel structure is particularly suitable for building large-span, ultrahigh and extra-heavy buildings; the material has good homogeneity and isotropy, belongs to an ideal elastomer and most conforms to the basic assumption of general engineering mechanics; the material has good plasticity and toughness, can deform greatly and can bear dynamic load well; the construction period is short; the method has high industrialization degree and can be used for professional production with high mechanization degree.

The folding chair is light and can be folded, the chair with the function is convenient to move and saves space, the folding chair is originally used for military use and is commonly used in various training institutions, schools at all levels, public places, hospitals, restaurants, hotels, companies, families and other places at present, the existing folding chair is made of wood or plastic, the strength is not enough, the folding chair is easy to damage after a long time, and the angle of the backrest of most folding chairs can not be adjusted, so that the comfort is influenced.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a steel structure folding chair.

The embodiment of the application adopts the following technical scheme: the utility model provides a steel construction folding chair, includes cushion, back, handrail, supporting component, spacing subassembly and adjusting part, the supporting component articulates in the bottom of cushion, spacing unit mount is in the hypomere of supporting component, the one end of adjusting component articulates in the upper segment of supporting component, and the other end of adjusting component contradicts with the ground bottom surface, the back is installed on adjusting component, the handrail articulates on adjusting component.

Preferably, the supporting component comprises a front supporting leg and a rear supporting leg, the front supporting leg is hinged to the cushion, the bottom of the cushion is provided with two symmetrically-arranged sliding grooves, and the rear supporting leg is installed in the sliding grooves and the middle section of the rear supporting leg is hinged to the front supporting leg.

Preferably, spacing subassembly includes gag lever post, two mounting panels, two limiting plates and four locating parts, two the mounting panel is articulated with preceding supporting leg and back supporting leg respectively, two the one end of limiting plate is installed respectively on two mounting panels and the other end of two limiting plates is articulated, four the locating part is the matrix distribution, and every locating part all includes telescopic link and spring, the one end of telescopic link is articulated with the gag lever post, and the other end and the mounting panel fixed connection of telescopic link, the spring sets up in the telescopic link, and the one end and the gag lever post of spring are contradicted, the other end and the telescopic link fixed connection of spring.

Preferably, the adjusting component comprises an adjusting button, a limiting block, an installation rod, a supporting plate and two adjusting pieces, the mounting rod is arranged at the upper section of the front supporting leg, the limiting block and the adjusting button are respectively arranged at the two ends of the mounting rod, the supporting plate is positioned between the limiting block and the adjusting button and is hinged with the mounting rod, the two adjusting parts are arranged at intervals and are fixedly connected with the backrest, each adjusting part comprises a positioning block, a first supporting rod, a second supporting rod, a third supporting rod, a knob and a screw rod, the positioning block is fixedly connected with the backrest, the first support rod is hinged with the positioning block, the second support rod is sleeved on the first support rod, a threaded hole is arranged on the second support rod, the screw rod is in threaded connection with the threaded hole and is abutted against the first supporting rod, the knob is fixedly connected with the screw rod, and the third supporting rod is hinged to the second supporting rod.

The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:

this novel steel construction folding chair adopts steel to make, and structural rigidity is high, and long service life forms through polylith articulated panel is folding, and it is very convenient to constitute, is a planar board after the dismantlement, and is very convenient in vanning and handling, through setting up angle regulation's back, travelling comfort when improving the consumer and using.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

FIG. 3 is a perspective view of the support assembly of the present invention;

FIG. 4 is a perspective view of the limiting assembly of the present invention;

fig. 5 is a partial three-dimensional structure diagram of the adjusting assembly of the present invention.

In the figure: the seat cushion comprises a seat cushion 1, a backrest 2, an armrest 3, a supporting component 4, a front supporting leg 41, a rear supporting leg 42, a limiting component 5, a limiting rod 51, a mounting plate 52, a limiting plate 53, a telescopic rod 54, a spring 55, an adjusting component 6, an adjusting button 61, a limiting block 62, a mounting rod 63, a supporting plate 64, a positioning block 65, a first supporting rod 66, a second supporting rod 67, a third supporting rod 68, a knob 69 and a screw 610.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

This embodiment, as shown in fig. 1 to 5, a steel structure folding chair, it includes cushion 1, back 2, handrail 3, supporting component 4, spacing subassembly 5 and adjusting part 6, supporting component 4 articulates in the bottom of cushion 1, spacing subassembly 5 is installed in the hypomere of supporting component 4, the one end of adjusting part 6 articulates in the upper segment of supporting component 4, and the other end of adjusting part 6 is contradicted with the ground bottom surface, back 2 is installed on adjusting part 6, handrail 3 articulates on adjusting part 6.

Specifically, supporting component 4 includes preceding supporting leg 41 and back supporting leg 42, preceding supporting leg 41 is articulated with cushion 1, and the bottom of cushion 1 is equipped with the spout that two symmetries set up, back supporting leg 42 is installed in the spout and the middle section of back supporting leg 42 is articulated with preceding supporting leg 41, and when back supporting leg 42 was located the spout and kept away from back supporting leg 42's one end, to supporting of chair, when back supporting leg 42 was located the other end in the spout, it is folding to make the chair fold to nimble make preceding supporting leg 41 and back supporting leg 42 convert under support and the folded state.

Specifically, the limiting component 5 includes a limiting rod 51, two mounting plates 52, two limiting plates 53 and four limiting members, two of the mounting plates 52 are respectively hinged to the front supporting leg 41 and the rear supporting leg 42, one ends of the two limiting plates 53 are respectively mounted on the two mounting plates 52 and the other ends of the two limiting plates 53 are hinged to each other, the four limiting members are distributed in a matrix, each limiting member includes a telescopic rod 54 and a spring 55, one end of the telescopic rod 54 is hinged to the limiting rod 51, the other end of the telescopic rod 54 is fixedly connected to the mounting plates 52, the spring 55 is disposed in the telescopic rod 54, one end of the spring 55 abuts against the limiting rod 51, the other end of the spring 55 is fixedly connected to the telescopic rod 54, when the folding chair is folded, the two mounting plates 52 are firstly bent downwards, the hinged ends of the two mounting plates 52 abut against the limiting rods 51, and the four, the telescopic rod 54 drives the mounting plates 52 to rotate, folding is completed, when the chair is supported, the two mounting plates 52 are reset, the speed is higher when the telescopic rod 54 is reset by arranging the spring 55, and the connection between the front support leg 41 and the rear support leg 42 is more stable.

Specifically, the adjusting assembly 6 includes an adjusting button 61, a limiting block 62, an installing rod 63, a supporting plate 64 and two adjusting members, the installing rod 63 is installed at the upper section of the front supporting leg 41, the limiting block 62 and the adjusting button 61 are respectively installed at two ends of the installing rod 63, the supporting plate 64 is located between the limiting block 62 and the adjusting button 61, the supporting plate 64 is hinged to the installing rod 63, the two adjusting members are arranged at intervals, the two adjusting members are fixedly connected to the backrest 2, each adjusting member includes a positioning block 65, a first supporting rod 66, a second supporting rod 67, a third supporting rod 68, a knob 69 and a screw 610, the positioning block 65 is fixedly connected to the backrest 2, the first supporting rod 66 is hinged to the positioning block 65, the second supporting rod 67 is sleeved on the first supporting rod 66, a threaded hole is formed in the second supporting rod 67, the screw 610 is in threaded connection with the threaded hole, and the screw 610 abuts against the first supporting rod 66, the knob 69 is fixedly connected with the screw 610, the third support bar 68 is hinged with the second support bar 67, when the angle of the backrest 2 needs to be adjusted, firstly, the adjusting knob 61 is rotated to reduce the acting force of the adjusting knob 61 and the limiting block 62 on the support plate 64, the backrest 2 is adjusted to a proper angle, then, the adjusting knob 61 is rotated to lock the support plate 64, the rotating knob 69 drives the screw 610 to rotate in the threaded hole, the screw 610 is separated from the first support bar 66, the position of the second support bar 67 is adjusted to drive the third support bar 68 to move, the third support bar 68 is abutted against the ground, then, the adjusting knob 69 enables the screw 610 to be abutted against the first support bar 66 to support the backrest 2, the comfort of a user is improved by adjusting the angle of the backrest 2, and the situation that the adjusting knob 61 is not locked due to carelessness and the user loses support by leaning against the backrest 2 can be avoided, leading to the risk of falling.

The working process of the utility model is as follows: when the angle of the backrest 2 needs to be adjusted, firstly, the adjusting knob 61 is rotated to reduce the acting force of the adjusting knob 61 and the limiting block 62 on the supporting plate 64, the backrest 2 is adjusted to a proper angle, then the adjusting knob 61 is rotated to lock the supporting plate 64, the rotating knob 69 drives the screw 610 to rotate in the threaded hole, so that the screw 610 is separated from the first supporting rod 66, the position of the second supporting rod 67 is adjusted to drive the third supporting rod 68 to move, so that the third supporting rod 68 is abutted against the ground, then, the adjusting knob 69 enables the screw 610 to be abutted against the first supporting rod 66, so as to support the backrest 2, when the folding chair is folded, firstly, the two mounting plates 52 are bent downwards, the hinged ends of the two mounting plates 52 are abutted against the limiting rod 51, so that the four telescopic rods 54 are bent downwards, the mounting plates 52 are driven to rotate by the telescopic rods 54, and the rear supporting leg 42 is driven to move along the chute, the folding below the seat cushion 1 is completed, then the adjusting button 61 is loosened, the backrest 2 is rotated to enable the backrest 2 to move to be abutted to the surface of the seat cushion 1, the adjusting button 69 enables the second supporting leg to move towards the positioning block 65 until the top of the second supporting leg is abutted to the bottom of the positioning block 65, and then the third supporting leg is rotated by 180 degrees to complete the folding.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a steel construction folding chair which characterized in that: including cushion (1), back (2), handrail (3), supporting component (4), spacing subassembly (5) and adjusting part (6), supporting component (4) articulate in the bottom of cushion (1), install in the hypomere of supporting component (4) spacing subassembly (5), the one end of adjusting component (6) articulates in the upper segment of supporting component (4), and the other end and the ground bottom surface of adjusting component (6) are contradicted, install on adjusting component (6) back (2), handrail (3) articulate on adjusting component (6).

2. The folding chair of steel structure as claimed in claim 1, wherein: support assembly (4) are including preceding supporting leg (41) and back supporting leg (42), preceding supporting leg (41) are articulated with cushion (1), and the bottom of cushion (1) is equipped with the spout that two symmetries set up, the middle section that just back supporting leg (42) were installed in the spout in back supporting leg (42) is articulated with preceding supporting leg (41).

3. The folding chair of claim 2, wherein: spacing subassembly (5) include gag lever post (51), two mounting panels (52), two limiting plates (53) and four locating parts, two mounting panel (52) are articulated with preceding supporting leg (41) and back supporting leg (42) respectively, two the one end of limiting plate (53) is installed respectively on two mounting panels (52) and the other end of two limiting plates (53) is articulated, four the locating part is the matrix distribution, and every locating part all includes telescopic link (54) and spring (55), the one end of telescopic link (54) is articulated with gag lever post (51), the other end and mounting panel (52) fixed connection of telescopic link (54), spring (55) set up in telescopic link (54), and the one end and the gag lever post (51) of spring (55) are contradicted, the other end and telescopic link (54) fixed connection of spring (55).

4. The folding chair of claim 3, wherein: adjusting part (6) includes adjusting knob (61), stopper (62), installation pole (63), backup pad (64) and two regulating parts, install the upper segment in preceding supporting leg (41) installation pole (63), stopper (62) and adjusting knob (61) are installed respectively in the both ends of installing pole (63), backup pad (64) are located between stopper (62) and adjusting knob (61) and backup pad (64) and installation pole (63) are articulated, two the regulating part interval sets up and two regulating parts all with back (2) fixed connection, every regulating part all includes locating piece (65), first bracing piece (66), second bracing piece (67), third bracing piece (68), knob (69) and screw rod (610), locating piece (65) and back (2) fixed connection, first bracing piece (66) are articulated with locating piece (65), second bracing piece (67) cover is established on first bracing piece (66), is equipped with the screw hole on second bracing piece (67), screw rod (610) contradicts with first bracing piece (66) with screw hole threaded connection and screw rod (610), knob (69) and screw rod (610) fixed connection, third bracing piece (68) are articulated with second bracing piece (67).