CN111407108A

CN111407108A - Concatenation formula seat convenient to adjustment seat

Info

Publication number: CN111407108A
Application number: CN201910017721.6A
Authority: CN
Inventors: 戴志勇
Original assignee: Shanghai Meiji Furniture Technology Co ltd
Current assignee: Shanghai Meiji Furniture Technology Co ltd
Priority date: 2019-01-08
Filing date: 2019-01-08
Publication date: 2020-07-14
Anticipated expiration: 2039-01-08
Also published as: CN111407108B

Abstract

The invention discloses a spliced seat convenient for seat adjustment, which comprises a seat back, armrests, a fixed base and a cushion, wherein an elastic supporting plate is arranged on the side surface of the seat back, a connecting sleeve opening is arranged below the armrests, a movable base is arranged below the middle part of the seat back, a fixed frame is arranged above the movable base, an elastic movable supporting plate is arranged in front of the side of the fixed frame, movable slots are arranged on the side surface of the elastic movable supporting plate, elastic clamping blocks are arranged on the outer sides of the movable slots, a spring net is arranged on the outer side of the fixed frame, and connecting clamping sleeves are arranged on the inner sides of the side fixed supporting plates. This concatenation formula seat convenient to adjust seat is provided with elasticity fixed support board and elasticity activity backup pad, and in the use of device, elasticity fixed support board and elasticity activity backup pad can carry out nimble crooked activity to be convenient for carry out the concatenation of different arc angles to the device and use, improve the flexibility that the device used.

Description

Concatenation formula seat convenient to adjustment seat

Technical Field

The invention relates to the technical field related to furniture products, in particular to a spliced seat convenient for seat adjustment.

Background

The chair is common furniture in our daily life, and with the development of market, the existing chair is not limited to a fixed structure any more, the chairs with various modeling functions are various, such as egg-shaped chairs or various massage chairs, and the like, and the chairs are usually provided with a plurality of chairs for use in many occasions, for example, in some public rest occasions and activity centers, a fan-shaped small chair is popular, and the fan-shaped chairs can form a complete arc chair for use and can also form an S-shaped long strip for combined use, so that the communication among people can be facilitated, and the modeling is simple and attractive.

But current combinable arc seat does not usually have corresponding detachable connection measures, cause the confusion easily when using, this type of seat structure is fixed completely simultaneously, be not convenient for carry out the activity adjustment of bending angle according to the actual service environment, the flexibility of concatenation use is relatively poor, this type of seat does not have back and handrail simultaneously, the travelling comfort in the use is relatively poor, be not convenient for provide comfortable rest space for the user when in due time to bring certain limitation for the use of device.

Aiming at the problems, the novel design is carried out on the basis of the original arc-shaped spliced seat.

Disclosure of Invention

The invention aims to provide a splicing type seat convenient for seat adjustment, and aims to solve the problems that a common seat is inconvenient to splice, adjust and use and the flexibility of the integral use of a plurality of seats is poor in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a spliced seat convenient for seat adjustment comprises a seat back, armrests, a fixed base and a cushion, wherein an elastic supporting plate is arranged on the side face of the seat back, a back cushion is arranged in front of the seat back, an elastic skin is arranged on the outer side of the seat back, a sponge filling layer is arranged on the inner side of the elastic skin, the armrests are arranged on the outer side of the seat back, a connecting sleeve opening is arranged below the armrests, the fixed base is arranged below the outer side of the seat back, a movable base is arranged below the middle of the seat back, a fixed frame is arranged above the movable base, reinforcing ribs are arranged on the side rear portion inside the fixed frame, an elastic fixed supporting plate is arranged on the side rear portion of the fixed frame, an elastic movable supporting plate is arranged on the side front portion of the fixed frame, a limiting hole is formed in the side face of the, and the outside of activity slot is provided with elastic fixture block, the outside of fixed frame is provided with the spring net, and the side of spring net is provided with the rubber sleeve, the cushion is located the top of spring net, and the below of cushion is provided with the magic subsides, the outside of elasticity fixed support board is provided with the adjustable shelf, and the outside of adjustable shelf is provided with side fixed support board to the side of side fixed support board is provided with the bracing piece, the inboard of side fixed support board is provided with the permanent magnet, and the outside of permanent magnet is provided with the connection cutting ferrule, and the side of connecting the cutting ferrule is provided with connection slot.

Preferably, the outside of back of the chair and spring net all is provided with elasticity covering and sponge filling layer, and the side of back of the chair and spring net is provided with cushion and cushion respectively to the inboard of cushion and cushion all is provided with the magic subsides.

Preferably, the movable base comprises a fixed plate, a movable groove, a connecting spring and a fixed rod, the rear end of the movable base and the bottom end of the chair back are of a welding integrated structure, and the heights of the upper surfaces of the movable base and the fixed base are equal.

Preferably, a slidable structure is formed between the movable plate and the fixed plate through a movable groove, the rear end of the movable plate and the fixed plate are connected with each other through a connecting spring, and a fixed rod is arranged above the front end of the movable plate.

Preferably, the whole cuboid structure that is of fixed frame, and the inside cross distribution of fixed frame has the strengthening rib to the rear end and the elastic fixation backup pad of fixed frame are welding integral structure, and the left and right sides of fixed frame front end all is provided with movable slot simultaneously.

Preferably, the top and the bottom of elasticity fixed support plate, elasticity movable support plate and fixed frame all are provided with the spring net, and pass through spring net interconnect between elasticity fixed support plate and the elasticity movable support plate to the junction side of spring net has the rubber sleeve along even nested.

Preferably, the number of the elastic movable supporting plates is 2, a slidable structure is formed between the elastic movable supporting plates and the fixing frame through movable slots, limiting holes are uniformly distributed in the outer sides of the elastic movable supporting plates, and the limiting holes are matched with the elastic clamping blocks in structure.

Preferably, both sides are the welding integral structure with the outer end of elasticity fixed support board and elasticity movable support board respectively around the adjustable shelf, and the inboard of adjustable shelf is provided with cross distribution's bracing piece to the adjustable shelf is anastomotic with the structure of connecting the cuff, and the outside of left end adjustable shelf and the outside of connecting the cuff all are provided with the connecting card cover simultaneously, and the outside of right-hand member adjustable shelf and the outside of connecting the cuff all are provided with connecting card groove, and through connecting card cover and connecting card groove interconnect between adjustable shelf and the connecting cuff.

Preferably, the connecting clamping sleeve and the connecting clamping groove are matched in structure, the permanent magnets are arranged on the inner sides of the connecting clamping sleeve and the connecting clamping groove, and the polarities of the outer ends of the permanent magnets in the connecting clamping sleeve and the connecting clamping groove are attracted.

Compared with the prior art, the invention has the beneficial effects that: the splicing type seat convenient for adjusting the seat is provided,

1. the device is provided with the elastic fixed supporting plate and the elastic movable supporting plate, in the using process of the device, the elastic fixed supporting plate and the elastic movable supporting plate which are positioned outside the fixed frame can perform certain bending activity, and are matched with the limiting holes and the limiting fixing of the elastic clamping blocks, so that the bending angle of the device can be conveniently fixed, meanwhile, the spring nets above the elastic fixed supporting plate and the elastic movable supporting plate can be synchronously bent along with the bending of the device, the surface of a seat can be conveniently movably supported, and meanwhile, a good damping effect is achieved, the integral bending structure of the device can be conveniently attached to the design of an indoor arc-shaped structure, and the use flexibility of the device is;

2. the connecting sleeve opening positioned below the side of the chair back is arranged, the device can be integrally spliced into a higher combined arm-chair to be used by matching with the support of the fixed base and the movable base through the nested connection of the connecting sleeve opening and the movable frame in the use process of the device, the use comfort of the device can be effectively improved by matching with the back cushion and the handrail, and meanwhile, the fixed frame and the movable frame can be taken out to be independently used as a small stool when needed, so that the practicability of the device is improved;

3. be provided with connecting cutting ferrule and connecting slot, the adsorption of connecting cutting ferrule and the inboard permanent magnet of connecting slot is connected through the block between connecting cutting ferrule and the connecting slot in the use of device, the concatenation between adjustable shelf and handrail is used, the adjustable shelf that also can be convenient for adjacent device splices the combination and uses long bench, the crooked effect of cooperation elasticity activity backup pad, the flexibility that the device used can further be improved, and the handrail outside is provided with connecting cutting ferrule and connecting slot equally, the holistic adjustment concatenation of arm-chair of can being convenient for is used.

Drawings

FIG. 1 is a schematic structural view of the front side of the assembled armrest of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a side cross-sectional structural schematic view of the present invention;

FIG. 4 is an enlarged view of a portion a of FIG. 3 according to the present invention;

FIG. 5 is a schematic top view of the present invention;

FIG. 6 is a schematic top view of the present invention;

FIG. 7 is an enlarged view of the structure at b in FIG. 6 according to the present invention;

FIG. 8 is a schematic top view of the movable base of the present invention;

FIG. 9 is an enlarged view of the structure of FIG. 8 at c according to the present invention;

FIG. 10 is a side sectional view of the fixed frame of the present invention;

FIG. 11 is a schematic view of a top-down structure of the assembled movable frame of the present invention;

fig. 12 is an enlarged view of d of fig. 11 according to the present invention.

In the figure: 1. a chair back; 2. an elastic support plate; 3. back cushion; 4. an elastic skin; 5. a sponge filling layer; 6. a handrail; 7. connecting a sleeve opening; 8. a fixed base; 9. a movable base; 901. a fixing plate; 902. a movable plate; 903. a movable groove; 904. a connecting spring; 905. fixing the rod; 10. a fixing frame; 11. reinforcing ribs; 13. elastically fixing the support plate; 14. an elastic movable support plate; 15. a limiting hole; 16. a movable slot; 17. an elastic clamping block; 18. a spring net; 19. a rubber sleeve; 20. a cushion; 21. magic tape; 22. a movable frame; 23. side fixing support plates; 24. a support bar; 25. a permanent magnet; 26. connecting the clamping sleeve; 27. and is connected with the clamping groove.

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. 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 invention.

Referring to fig. 1-12, the present invention provides a technical solution: a splicing type seat convenient for seat adjustment comprises a seat back 1, an elastic supporting plate 2, a back cushion 3, an elastic skin 4, a sponge filling layer 5, handrails 6, a connecting sleeve opening 7, a fixed base 8, a movable base 9, a fixed frame 10, reinforcing ribs 11, an elastic fixed supporting plate 13, an elastic movable supporting plate 14, limiting holes 15, movable slots 16, elastic clamping blocks 17, a spring net 18, a rubber sleeve 19, a cushion 20, a magic tape 21, a movable frame 22, a side fixed supporting plate 23, a supporting rod 24, a permanent magnet 25, a connecting clamping sleeve 26 and a connecting clamping groove 27, wherein the elastic supporting plate 2 is arranged on the side surface of the seat back 1, the back cushion 3 is arranged in front of the seat back 1, the elastic skin 4 is arranged on the outer side of the seat back 1, the sponge filling layer 5 is arranged on the inner side of the elastic skin 4, the handrail 6 is positioned on the outer side of the seat, the fixed base 8 is positioned below the outer side of the chair back 1, the movable base 9 is arranged below the middle part of the chair back 1, the fixed frame 10 is arranged above the movable base 9, the reinforcing ribs 11 are arranged at the side rear part inside the fixed frame 10, the elastic fixed support plate 13 is arranged at the side rear part of the fixed frame 10, the elastic movable support plate 14 is arranged at the side front part of the fixed frame 10, the limiting hole 15 is arranged at the side surface of the elastic movable support plate 14, the movable slot 16 is arranged at the side surface of the elastic movable support plate 14, the elastic clamping block 17 is arranged at the outer side of the movable slot 16, the spring net 18 is arranged at the outer side of the fixed frame 10, the rubber sleeve 19 is arranged at the side edge of the spring net 18, the cushion 20 is positioned above the spring net 18, the magic tape 21 is arranged below the cushion 20, the movable frame 22 is arranged at the outer side of, and a support rod 24 is arranged on the side surface of the side fixed support plate 23, a permanent magnet 25 is arranged on the inner side of the side fixed support plate 23, a connecting clamping sleeve 26 is arranged outside the permanent magnet 25, and a connecting clamping groove 27 is arranged on the side surface of the connecting clamping sleeve 26.

The outside of the back of the chair 1 and the spring net 18 of this example all is provided with elasticity covering 4 and sponge filling layer 5, and the side of back of the chair 1 and spring net 18 is provided with cushion 3 and cushion 20 respectively, and the inboard of cushion 3 and cushion 20 all is provided with magic subsides 21, is convenient for provide comfortable rest experience for the user through sponge filling layer 5, cushion 3 and cushion 20, and the cooperation of spring net 18 and elasticity covering 4 is used simultaneously, can make the whole good elastic cushioning effect that has of seat.

Activity base 9 includes fixed plate 901, fly leaf 902, activity groove 903, coupling spring 904 and dead lever 905, and the rear end of activity base 9 and the bottom of the back of the chair 1 be welding integrated structure to the upper surface height of activity base 9 and unable adjustment base 8 equals, is convenient for carry out the stable support to the seat whole through the cooperation of activity base 9 and unable adjustment base 8, cooperates back of the chair 1 to use the device as higher back seat.

A slidable structure is formed between the movable plate 902 and the fixed plate 901 through a movable groove 903, the rear end of the movable plate 902 is connected with the fixed plate 901 through a connecting spring 904, a fixed rod 905 is arranged above the front end of the movable plate 902, the seat body formed by the fixed frame 10 can be conveniently spliced and placed on the movable base 9, and the fixed frame 10 of the seat can be partially taken down to be used as a small stool.

The whole cuboid structure that is of fixed frame 10, and the inside cross distribution of fixed frame 10 has strengthening rib 11, and the rear end of fixed frame 10 and elastic fixation backup pad 13 are welding integral structure, and the left and right sides of fixed frame 10 front end all is provided with movable slot 16 simultaneously, be convenient for support through fixed frame 10 the holistic frame part of device, can cooperate elastic fixation backup pad 13 and the elastic activity backup pad 14 in the movable slot 16 to carry out the whole support of flexible activity to the device simultaneously.

The top and the bottom of elasticity fixed support plate 13, elasticity activity backup pad 14 and fixed frame 10 all are provided with spring net 18, and through spring net 18 interconnect between elasticity fixed support plate 13 and the elasticity activity backup pad 14, and the junction side edge of spring net 18 has evenly nested rubber sleeve 19, the connection of spring net 18 can be convenient for the activity bending of elasticity fixed support plate 13 and elasticity activity backup pad 14, spring net 18 can provide good elastic buffer effect when the user sits down simultaneously, rubber sleeve 19 can help reducing the external wear of spring net 18 junction.

Elastic activity backup pad 14 is provided with 2, and constitute slidable structure through activity slot 16 between elastic activity backup pad 14 and the fixed frame 10, and elastic activity backup pad 14's the outside evenly distributed has spacing hole 15, spacing hole 15 and elastic fixture block 17's structure coincide each other simultaneously, be convenient for stretch out and draw back the activity through elastic activity backup pad 14 in activity slot 16, make the holistic support of device carry out certain activity bending simultaneously, and elastic fixture block 17 cooperates spacing hole 15 can be convenient for fix elastic activity backup pad 14's removal, make the seat can keep the bending state.

The front and back both sides of adjustable shelf 22 are the welding integral structure with the outer end of elasticity fixed stay board 13 and elasticity movable stay board 14 respectively, and the inboard of adjustable shelf 22 is provided with cross distribution's bracing piece 24, and adjustable shelf 22 coincide with the structure of connecting the cuff 7, the outside of left end adjustable shelf 22 and the outside of connecting the cuff 7 all are provided with connecting cutting ferrule 26 simultaneously, and the outside of right-hand member adjustable shelf 22 and the outside of connecting the cuff 7 all are provided with connecting slot 27, and through connecting cutting ferrule 26 and connecting slot 27 interconnect between adjustable shelf 22 and the connecting cuff 7, carry out nested concatenation use through connecting cuff 7 between the adjustable shelf 22 and the back of the chair 1 at both ends of being convenient for.

Connecting cutting ferrule 26 and connecting slot 27's structure coincide, and connecting cutting ferrule 26 and connecting slot 27's inboard all is provided with permanent magnet 25, and the permanent magnet 25 outer end polarity in connecting cutting ferrule 26 and the connecting slot 27 is inhaled mutually, be convenient for splice between activity frame 22 and the back of the chair 1 through connecting cutting ferrule 26 and connecting slot 27's block and permanent magnet 25's mutual adsorption, and also can make up the concatenation between the adjacent back of the chair 1, can also take out fixed frame 10 part simultaneously and splice the use, the practicality of device is improved.

The working principle is as follows: in the use of the split seat type chair, which facilitates the adjustment of the seat, according to the illustrations of fig. 3-9, the back 1 and the fixed base 8 of the chair are first placed in the appropriate resting area, the movable frames 22 on both sides of the fixed frame 10 can then be inserted into the connecting pockets 7 below the handrails 6, meanwhile, the connecting sleeve opening 7 and the connecting sleeve clamp 26 and the connecting clamp groove 27 on the side surface of the movable frame 22 can be mutually clamped and fixed, and a certain adsorption and fixation function is provided between the permanent magnet 25 inside the connecting clamping sleeve 26 and the connecting clamping groove 27, at the same time, the movable plate 902 on the movable base 9 can be pulled out from the movable groove 903, so that the fixed rod 905 is attached to the outside of the fixed frame 10, thus, the fixed frame 10 and the movable frame 22 are partially fixed, so that the whole device is spliced to form a higher armchair structure, and a comfortable rest area can be provided for a user by matching the back cushion 3 and the seat cushion 20.

In the using process of the device, as shown in fig. 1-7, a plurality of adjacent devices can be spliced by the connecting clamping sleeves 26 and the connecting clamping grooves 27 on the outer sides of the armrests 6, and the outer edges of the elastic fixed supporting plates 13 can be pulled towards the inner side of the fixed frame 10 in the using process of the device, so that the side edges of the device can perform certain bending movement, the elastic supporting plates 2, the elastic fixed supporting plates 13 and the elastic movable supporting plates 14 can be synchronously bent, meanwhile, in the bending process of the elastic movable supporting plates 14, the elastic movable supporting plates 14 can move towards the inner side of the fixed frame 10 along the movable clamping grooves 16, and the elastic clamping blocks 17 can be clamped into the corresponding limiting holes 15 to fix the elastic movable supporting plates 14, so that the bending angle of the whole device is fixed, and the movable elastic spring nets 18 above can provide movable support for the seat, the seat bending adjustment splicing use is convenient, and when the device does not need to be bent for use, the elastic fixture block 17 only needs to be shifted outwards, the elastic fixture block 17 is separated from the limiting hole 15, and the elastic movable supporting plate 14 can reset under the elastic action of the elastic movable supporting plate.

In the using process of the device, as shown in fig. 7-12, the fixed frame 10 and the movable frame 22 can be partially separated from the connecting sleeve opening 7 under the chair back 1, the fixed frame 10 and the movable frame 22 can be supported by the elastic fixed support plate 13 and the elastic movable support plate 14 in a matching way, so that the fixed frame 10 of the device can be independently used as a small stool, meanwhile, the elastic fixed support plate 13 and the elastic movable support plate 14 on the side surface of the fixed frame 10 can still be subjected to bending adjustment, and the flexible use of the device can be facilitated by matching with the connecting sleeve 26 and the connecting clamp groove 27 on the outer side of the movable frame 22, so that the working principle of the spliced chair convenient for adjusting the seat is the same.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a concatenation formula seat convenient to adjust seat, includes back of the chair (1), handrail (6), unable adjustment base (8) and cushion (20), its characterized in that: the utility model discloses a chair with the elastic support plate, including the back of the chair (1), the side of the back of the chair (1) is provided with elastic support plate (2), and the place ahead of the back of the chair (1) is provided with cushion (3), the outside of the back of the chair (1) is provided with elastic skin (4), and the inboard of elastic skin (4) is provided with sponge filling layer (5), handrail (6) are located the outside of the back of the chair (1), and the below of handrail (6) is provided with connecting sleeve mouth (7), unable adjustment base (8) are located the outside below of the back of the chair (1), and the middle part below of the back of the chair (1) is provided with movable base (9), the top of movable base (9) is provided with fixed frame (10), and the inside of fixed frame (10) is provided with side rear and is provided with strengthening rib (11), the side rear of fixed frame (10, the side of the elastic movable supporting plate (14) is provided with a limiting hole (15), the side of the elastic movable supporting plate (14) is provided with a movable slot (16), the outer side of the movable slot (16) is provided with an elastic clamping block (17), the outer side of the fixed frame (10) is provided with a spring net (18), the side of the spring net (18) is provided with a rubber sleeve (19), the cushion (20) is positioned above the spring net (18), the lower part of the cushion (20) is provided with a magic tape (21), the outer side of the elastic fixed supporting plate (13) is provided with a movable frame (22), the outer side of the movable frame (22) is provided with a side fixed supporting plate (23), the side of the side fixed supporting plate (23) is provided with a supporting rod (24), the inner side of the side fixed supporting plate (23) is provided with a permanent magnet (25), and the outer part of the permanent magnet (, and a connecting clamping groove (27) is arranged on the side surface of the connecting clamping sleeve (26).

2. A split-type seat for facilitating adjustment of a seat as claimed in claim 1, wherein: the outside of back of the chair (1) and spring net (18) all is provided with elasticity covering (4) and sponge filling layer (5), and the side of back of the chair (1) and spring net (18) is provided with cushion (3) and cushion (20) respectively to the inboard of cushion (3) and cushion (20) all is provided with magic subsides (21).

3. A split-type seat for facilitating adjustment of a seat as claimed in claim 1, wherein: activity base (9) include fixed plate (901), fly leaf (902), activity groove (903), connecting spring (904) and dead lever (905), and the rear end of activity base (9) and the bottom of back of the chair (1) be welding integrated structure to the upper surface height of activity base (9) and unable adjustment base (8) equals.

4. A split-type seat for facilitating adjustment of a seat as claimed in claim 3, wherein: the movable plate (902) and the fixed plate (901) form a slidable structure through a movable groove (903), the rear end of the movable plate (902) is connected with the fixed plate (901) through a connecting spring (904), and a fixed rod (905) is arranged above the front end of the movable plate (902).

5. A split-type seat for facilitating adjustment of a seat as claimed in claim 1, wherein: the whole cuboid structure that is of fixed frame (10), and the inside cross distribution of fixed frame (10) has strengthening rib (11) to the rear end and the elastic fixation backup pad (13) of fixed frame (10) are the welding integral structure, and the left and right sides of fixed frame (10) front end all is provided with movable slot (16) simultaneously.

6. A split-type seat for facilitating adjustment of a seat as claimed in claim 1, wherein: the top and the bottom of elasticity fixed support plate (13), elasticity activity backup pad (14) and fixed frame (10) all are provided with spring net (18), and pass through spring net (18) interconnect between elasticity fixed support plate (13) and elasticity activity backup pad (14) to the junction side of spring net (18) is along evenly nested rubber sleeve (19).

7. A split-type seat for facilitating adjustment of a seat as claimed in claim 1, wherein: the elastic movable supporting plate (14) is provided with 2 elastic movable supporting plates, a slidable structure is formed between the elastic movable supporting plates (14) and the fixing frame (10) through movable slots (16), limiting holes (15) are uniformly distributed in the outer side of each elastic movable supporting plate (14), and the structures of the limiting holes (15) and the structures of the elastic clamping blocks (17) are matched with each other.

8. A split-type seat for facilitating adjustment of a seat as claimed in claim 1, wherein: the utility model discloses a welding process, including the fixed bolster of elasticity movable support (14), both sides are respectively for welding integrated structure with the outer end of elasticity fixed support board (13) and elasticity movable support board (14) around adjustable shelf (22), and the inboard of adjustable shelf (22) is provided with cross distribution's bracing piece (24), and the structure of adjustable shelf (22) and connection cuff (7) coincide, the outside of left end adjustable shelf (22) and the outside of connecting cuff (7) all are provided with connection cutting ferrule (26) simultaneously, and the outside of right-hand member adjustable shelf (22) and the outside of connecting cuff (7) all are provided with connecting slot (27), and through connecting cutting ferrule (26) and connecting slot (27) interconnect between adjustable shelf (22) and connecting cuff (7).

9. A split-type seat for facilitating adjustment of a seat as claimed in claim 1, wherein: the structure of the connecting clamping sleeve (26) is matched with that of the connecting clamping groove (27), the inner sides of the connecting clamping sleeve (26) and the connecting clamping groove (27) are respectively provided with a permanent magnet (25), and the outer ends of the permanent magnets (25) in the connecting clamping sleeve (26) and the connecting clamping groove (27) are attracted in polarity.