CN2501387Y

CN2501387Y - Chair with screw base

Info

Publication number: CN2501387Y
Application number: CN 01259633
Authority: CN
Inventors: 吴宏名
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-08-31
Filing date: 2001-08-31
Publication date: 2002-07-24
Anticipated expiration: 2011-08-31

Abstract

Disclosed is a chair furniture with screw pedestals, comprising a foot standing on the ground, a chair seats provided with two parallel metal frame levers and connected with the foot, a plurality of screw pedestals, and screws of the same number as the screw pedestals. The foot is provided with a connecting piece which the two metal frame levers are resisted against. At least one through hole is arranged respectively on each of the two frame levers, and at least one hole corresponding to the axial direction of the through hole is arranged on the connecting piece. Each of the screw pedestals comprises a resisting part resisted against the frame levers, a positioning part passing across the through hole, a screw connecting hole running through the positioning part in axial direction. The positioning part is provided with a clip connecting end which extrudes outside the through hole. Each of the screw pedestals passes through the through hole on the frame levers and is riveted and fixedly connected on the frame levers via a screw. Through the hole of the connecting piece on the foot, the screw is locked fixedly on the screw connecting hole of the screw pedestal. The utility model is exactly capable of achieving multiple effects including simple structure, convenient assembly and beautiful appearance.

Description

Chair tool with spiral shell seat

[technical field]

The utility model relates to a kind of chair tool, particularly a kind of chair tool with spiral shell seat.

[background technology]

As shown in Figure 1, 2, be a kind of side view of the tool of chair in the past, and the partial sectional view of this chair tool.Chair tool 1 had the runners 11 that stands on ground in the past, an and seat support 12 that is assembled in runners 11 tops, wherein, this runners 11 has a upright strut 111, and one be inserted in strut 111 tops, so as to shoring the rectangle connector 112 that connects this seat support 12, this strut 111 is for generally having the rod member of certain intensity, it also can be the pneumatic cylinder that to adjust seat support 12 height, offer a perforation 113 respectively at connector 112 4 corners, and this seat support 12 has two parallel metal hack levers 121, and the chair cushion that can Gong take 122, on each metal hack lever 121 and be respectively equipped with two separately and with each the perforation 113 on, the following corresponding screw 123 of fitting.

Chair tool 1 was in order to reach the purpose that connects runners 11 and seat support 12 in the past, so have more most the screw arbor assemblies 2 that are installed on the hack lever 121, each screw arbor assembly 2 all has one and can pass screw 123 and can cooperate the nut 22 that screws in this screw rod 21 with perforation 113 screw rod 21,, and a pad 23; When chair tool 1 is desired winding runners 11 with seat support 12, behind the perforation 113 of passing the connector 112 that fits by screw rod 21 in regular turn and the screw 123 of hack lever 121, the continuous nose section that pad 23 is set in screw rod 21 outstanding hack levers 121, at last, screwing in this nut 22 again makes nut 22 push against the purpose that hack lever 121 can reach connection runners 11 and seat support 12.

As shown in the above description, though chair tool 1 can borrow above-mentioned structure to get a desired effect in the past, but in the process of assembling, because of the various event assembling of the member of this screw arbor assembly 2 is difficult for, and after its assembling, these screw rods 21 must be given prominence to hack lever 121 with combining of nut 22, and cause the disappearance on chair tool 1 overall appearance, and this is chair tool 1 desirable place of difficult title in design, manufacturing in the past.

[utility model content]

The purpose of this utility model is to provide a kind of member simple, easy to assembly and have the chair tool with spiral shell seat attractive in appearance concurrently.

In order to achieve the above object, the utility model provides a kind of chair tool with spiral shell seat, this chair tool comprises: a runners that stands on ground, one with this runners be connected and have two parallel metal hack levers seat support, be arranged on most spiral shell seats on the metal hack lever, and with the identical screw of this spiral shell seat quantity, this runners has a connection piece, this two metals hack lever is connected to this connector, it is characterized in that:

Offer at least one through hole on this each hack lever, also be provided with the axially corresponding perforation of at least one and this through hole on this connector, this spiral shell seat comprises that one is connected to the location division that abutting part, on this hack lever passes this through hole, and a bolt apertures that axially provides this location division, this location division has the outer joint end of outstanding this through hole; This spiral shell seat passes the through hole of this hack lever, and riveted is cemented on this hack lever, and this screw passes the perforation on this runners connector and is locked in the bolt apertures of this spiral shell seat, can connect this runners and this seat support.

Described chair tool with spiral shell seat is characterized in that: the through hole on this each hack lever has on one aperture and aperture once, and the cross section in aperture is square and can supplies the spiral shell seat wear this on.

In sum, chair tool with spiral shell seat of the present utility model, its advantage is: it is to utilize the assembling of spiral shell seat can reach the purpose that connects runners and seat support really, and reach the minimizing element and have effect easy to assembly, moreover, after this spiral shell seat is installed on the hack lever, have only abutting part can give prominence to the aperture a little, and the screw terminal of screw also only can be given prominence to by place, following aperture, therefore, with relatively by screw arbor assembly in the past, the utility model is also comparatively attractive in appearance really, chair cushion of the present utility model can reach the effect of transferring pine or supporting the chair lining by the adjustment of adjusting lever, to be applicable to the people of different weight, this shows that it is simple that the utility model can reach member really, easy to assembly, and the multi-efficiency that has aesthetic property concurrently.

[description of drawings]

Below by most preferred embodiment and accompanying drawing the chair tool with spiral shell seat of the present utility model is elaborated, in the accompanying drawing:

Fig. 1 is a kind of side view of the tool of chair in the past.

Fig. 2 is the partial sectional view of the chair tool among Fig. 1, shows the connection relationship of a hack lever, a connection piece and the two screw rods assembly of this chair tool among the figure.

Fig. 3 is the three-dimensional exploded view of the utility model chair tool one preferred embodiment.

Fig. 4 is the sectional perspective exploded view of this embodiment, shows two hack levers, a connection piece, most spiral shell seats of chair tool among the figure, and the corresponding relation of most screws.

Fig. 5 is the partial sectional view of this embodiment, shows the connection relationship of hack lever, connector, spiral shell seat and screw among the figure.

Fig. 6 is the front side partial sectional view of the chair cushion of this embodiment, shows a chair cushion of chair tool seat support and the relativeness of an adjusting lever among the figure.

[specific embodiment]

Shown in Fig. 3,4, chair tool 2 of the present utility model is to stand on ground for what take, and comprises: a runners 3, is positioned at the seat support 4 of runners 3 tops, most spiral shell seats 5, and the identical screw 6 of quantity and this spiral shell seat 5, wherein:

Cooperate shown in Figure 5, this runners 3 is to have most the support to be located at ground spike 31, one is positioned at the upright sleeve pipe 32 of central authorities, one strut 33 of sleeve pipe 32 rotation relatively, an and connector 34 that is set in strut 33 tops, this sleeve pipe 32 has opening axle track 321 up, described strut 33 promptly rotatably is set in this axle track 321, so as to shoring seat support 4, this connector 34 has a rectangle fagging 341, the one U type limited block 342 that extends downwards from fagging 341 bottoms, and be opened on the fagging 341 and the combined hole 343 that supplies strut 33 to wear regularly, offer a perforation 344 respectively at fagging 341 4 corners.

This seat support 4 is to be set in this runners 3 tops separatably, and have two and be arranged in parallel and can be connected to metal hack lever 41 on the fagging 341 of connector 34, be fixed in the connecting rod 42 at these hack lever 41 two ends respectively, one backrest 43 that is inclined upwardly and extends from rear connecting rod 42 two ends, be fixed in the handrail 44 of front rod 42 two ends and backrest 43 both sides respectively, an and chair cushion 45 that is installed in 44 on two handrails and can Gong takes, in the perforation 344 that offers respectively on the metal hack lever 41 with fagging 341, following corresponding through hole 411, each through hole 411 all has the rectangular last aperture 412 of a cross section, and the conglobate aperture 413 down of a cross section, this chair cushion 45 is to be made of in conjunction with 452 of cloth matter chair linings with the power that suitably supports two fixed bars 451.

Shown in Fig. 4,5, these spiral shell seats 5 are to be set in respectively on the through hole 411 of this hack lever 41, and have one and be connected to the location division 52 that abutting part 51, on the hack lever 41 passes through hole 411, and one axially provide location division 52 and can screw in the bolt apertures 53 that spiral shells are established for above-mentioned screw 6, and this location division 52 has the joint end 521 in the following aperture 413 of outstanding this through hole 411; During installation, be plugged in the through hole 411 of hack lever 41 with the location division 52 of spiral shell seat 5 after, the joint end 521 in outstanding 411 times apertures 413 of through hole is imposed punching press its riveted is cemented on the hack lever 41, can finish the installation of spiral shell seat 5.

When the utility model desire connects runners 3 with seat support 4, as long as will be assembled with the fagging 341 of this connector 34 of two hack levers, 41 butts of the seat support 4 of these spiral shell seats 5, make the bolt apertures 53 of perforation 344 alignment spiral shell seats 5, continue the bolt apertures 53 that screws in spiral shell seat 5 with these screws 6 respectively, can reach connection runners 3 and form chair tool of the present utility model with seat support 4.

As Fig. 3, shown in 6, moreover, seat support 4 of the present utility model is in order to reach the elasticity that the chair lining 452 that can adjust this chair cushion 45 supports power, so this seat support 4 also has an adjusting lever 46 that is assembled on the chair cushion 45, this adjusting lever 46 has a hollow and is provided with the sleeve sections 461 of internal thread, and rotatably be arranged in spiro rod section 462 in these sleeve sections 46 two ends respectively, the rotation direction of the internal thread at these sleeve sections 461 two ends is opposite, the two ends that these spiro rod sections 462 deviate from sleeve sections 461 then horizontal pivot are located on the two fixed bars 451, it is outstanding or stretch in the sleeve sections 461 and reach and support or the purpose of relaxation chair lining 452 to order about two screw rods section 462 by this sleeve sections 461 of rotation, so the utility model is also applicable to the occupant of various different weights.

As previously discussed, the utility model utilizes the assembling of spiral shell seat 5 can reach the purpose that connects runners 3 and seat support 4 really, and reach the minimizing element and have effect easy to assembly, moreover, after this spiral shell seat 5 is installed on the hack lever 41, have only abutting part 51 can outstandingly a little go up aperture 412, and the screw terminal of screw 6 also only can be given prominence to by following 413 places, aperture, therefore, with relatively by screw arbor assembly 2 in the past, the utility model is also comparatively attractive in appearance really, and chair cushion 45 of the present utility model can reach the effect of transferring pine or supporting chair lining 452 by the adjustment of adjusting lever 46, to be applicable to the people of different weight.

Take a broad view of above-mentionedly, it is simple, easy to assembly that the utility model can reach member really, and the multi-efficiency that has aesthetic property concurrently, so the utility model really is a novelty, practical chair tool.

Claims

1, a kind of chair tool with spiral shell seat, this chair tool comprises: a runners that stands on ground, one with this runners be connected and have two parallel metal hack levers seat support, be arranged on most spiral shell seats on the metal hack lever, and with the identical screw of this spiral shell seat quantity, this runners has a connection piece, this two metals hack lever is connected to this connector, it is characterized in that:

Offer at least one through hole on this each hack lever, also be provided with the axially corresponding perforation of at least one and this through hole on this connector, this spiral shell seat comprises that one is connected to the location division that abutting part, on this hack lever passes this through hole, and a bolt apertures that axially provides this location division, this location division has the outer joint end of outstanding this through hole; This spiral shell seat passes the through hole of this hack lever, and riveted is cemented on this hack lever, and this screw passes the perforation on this runners connector and is locked in the bolt apertures of this spiral shell seat.

2, the chair tool with spiral shell seat as claimed in claim 1 is characterized in that: the through hole on this each hack lever has on one aperture and aperture once, and cross section in aperture is square on this.