CN201175138Y

CN201175138Y - Improved furniture foot-rest

Info

Publication number: CN201175138Y
Application number: CNU200820009335XU
Authority: CN
Inventors: 龙镇坤
Original assignee: Longrong Plastic & Rubber Industrial (malaysia) Co Ltd
Current assignee: Longrong Plastic & Rubber Industrial (malaysia) Co Ltd
Priority date: 2008-04-07
Filing date: 2008-04-07
Publication date: 2009-01-07
Anticipated expiration: 2018-04-07
Also published as: CN101554275A

Abstract

The utility model discloses an improved furniture horse which is provided with an installation part for the furniture shore to insert in and is composed of the following components: a central round hub which is provided with a plurality of axial mortises or slots at equiangular intervals on the circumference, at least three branches, the junctions of which are closely embedded in the mortises or the slots of the central round hub, a pressurizing plate which is firmly connected with the central round hub; wherein, the mortises or the slots are in tenon-slot type joint with the branches; the pressurizing plate further strengthens the joint between the mortises or the slots and the branches. All the components of the improved furniture horse can be packaged and transported after being taken apart so that the space and the cost of transportation and storage can be lowered, at the same time, the parted components can be rapidly assembled on the spot without any special tool or skill, in addition, the assembly is firm and ultrahigh weight can be sustained, moreover, when any component is damaged, the damaged component can be rapidly replaced within a plurality of simple steps.

Description

The furniture horse of improvement

Technical field

The utility model relates to the foot rest of furniture such as chair, especially can be when carrying in order to save the space demountable furniture horse.

Background technology

Generally, the utility model is to do the maincenter pillar that can be connected in chair in order to allow several the tubuloses that radially extend prop up.Many traditional Foot of chair shelf structures include a maincenter pillar, and the lower end is connected in a hub that is provided with several tubulose joints, generally connect for three～five tubulose Zhi Ganlian.More specifically, the structure of this type of conventional chair foot rest comprises that maincenter circle hub 1 and several do 2; These are done from above-mentioned maincenter circle hub 1 and radially extend, and every dried 2 all be equipped with a wheel or castor endways, are supporting chair (as shown in Figure 1) on the ground.Supporting the maincenter pillar of seat support and justify being connected between the hub with above-mentioned maincenter, can be that fix or dismountable.Yet because the weight of the required support of foot rest of chair, it is done with maincenter circle hub and always all is moulded one, or being fixed property is connected to become a single component.

The chair foot rest of single component formula has several shortcomings.Obviously, each single component formula foot rest all needs bigger space to store, and to be packed the foot rest of single component formula and transport also be to take up space very much and reluctant.Moreover, because the Zhi Gan maincenter that is connected in is justified hub with being designed to stationarity, so the shortcoming of the chair foot rest of single component formula also is included in style configuration aspect and is merely able to allow seldom variation.In addition, if wherein any outward extending dried fracture of the chair foot rest of single component formula just must be replaced whole assembly.Moreover, mould the foot rest of the complete integral type of system, die cost is more high than moulding system individual part or assembly certainly.

Summary of the invention

For addressing the above problem, the purpose of this utility model is the furniture horse that a kind of improvement will be provided, it is after being disassembled into other assembly, can be replaced easily fast, also can improve the storage or the efficient of transporting, and just can be assembled into the chair foot rest of firm steady without any need for special instrument or technical ability.

The purpose of this utility model is achieved in that a kind of furniture horse of improvement, has the installation position that can allow the support column of furniture embed, the assembly of forming this foot rest comprises: a maincenter is justified hub, and the radially mortise or the groove of at least three equi-angularly spaces arranged on the periphery, allows prop up to do embed; At least three Zhi Gan, its joint can embed the mortise of above-mentioned maincenter circle hub identically; A pressurization disk has securing member, can firmly be connected with maincenter circle hub; Linking between the mortise of maincenter circle hub and the joint of Zhi Gan is the joint of tongue and groove (tongue shell type); Pressurization disk will further be consolidated the joint between above-mentioned mortise and the Zhi Gan, so that a firmly steady food stand combination to be provided.

Generally speaking, the structure of maincenter circle hub comprises a main body, make by any suitable high strength, light material, and preferably hard synthetic plastic, for example nylon, engineering plastics, composite etc., or also can use materials such as metal, alloy or timber.The agent structure of maincenter circle hub comprises a boring that is positioned at the center, does or the support column embedding for the main axle of furniture.Radially mortise or groove that several equi-angularly spaces are arranged on the periphery of maincenter circle hub are for dried an embedding.In addition, also be provided with several screwed holes on the plane of maincenter circle hub, aforesaid securing member can be connected with it.

Zhi Gan preferably is close to tubulose, has the cross section of square hollow.Yet Zhi Gan also can be various structure or shape, and is just passable as long as its joint can agree with the mortise of maincenter circle hub.One of them end of Zhi Gan has a tongue piece connecting pair of flanges, forms one and dried molding all-in-one-piece " worker " font joint tongue.This I-shaped joint tongue can identical ground embedding maincenter the corresponding mortise or the groove of circle hub.I-shaped joint tongue by Zhi Gan is connected with the corresponding mortise or the formed tongue and groove of groove (tongue shell type) of maincenter circle hub, can prevent that Zhi Gan from getting loose from maincenter circle hub on X-Y is axial.The other end of Zhi Gan then is molded as can install wheel or castor.Do and can make by any suitable lightweight, high-strength material, preferably hard synthetic plastic, for example nylon, engineering plastics, composite etc., or also can use materials such as metal, alloy or timber.

Several open-works that equi-angularly space is arranged on the pressurization disk pass for securing member.In pressurization disk central authorities an opening is arranged, its inwall can entangle the outer wall of the central bore of maincenter circle hub identically.The effect of pressurization disk is that the Z that is engaged on that will prevent Zhi Gan and maincenter circle hub axially gets loose.Pressurization disk can be made by any suitable material.Preferably high-intensity material, for example hard synthetic plastic, for example nylon, engineering plastics, composite etc., or also can use materials such as metal, alloy or timber.

Each assembly of the present utility model can just be packed after taking apart and transport, therefore the space and the cost of transportation and storage can lower, these assemblies that separate can be assembled again at the scene apace simultaneously, do not need any special instrument or technical ability, and assembling is firm, can bear high weight, in addition, if wherein there is any assembly to damage, the assembly of this damage can be replaced in several simple steps apace.

Description of drawings

Fig. 1 is the diagrammatic view of the single component formula chair foot rest of prior art;

Fig. 2 is the component decomposition map of the detachable chair foot rest of the utility model;

Fig. 3 is that member of the present utility model decomposes partial enlarged drawing;

Fig. 4 is that the Zhi Gan that radially extends of the present utility model is connected the schematic diagram when maincenter is justified hub;

Fig. 5 is the schematic diagram of the utility model after combination is complete;

Fig. 6 is the schematic diagram of another angle of the utility model after combination is complete.

The specific embodiment

As shown in Figure 2, first-selected examples of implementation of the present utility model are the foot rests 10 that are used for chair, and its assembly comprises a maincenter circle hub 12, and several propping up of radially extending do 14, pressurization disk 16 and securing member 18.In the following description, mentioned is the chair foot rest.Yet the application of this foot rest is not restricted to chair, but also can be applied to any furniture, for example desk, handcart or even small-sized cabinet etc.

The structure of maincenter circle hub 12 comprises a main body 20, makes by any suitable high strength, light material, and preferably hard synthetic plastic, for example nylon, engineering plastics, composite etc., or also can use materials such as metal, alloy or timber.Main body 20 structures of maincenter circle hub 12 comprise a boring 22 that is positioned at the center, and this boring 22 is the installation positions for the main axle of chair is done or support column (not having among the figure to show) embeds.Should main axle do or support column can be the air pressure rod that can regulate height, with the centre-drilling hole 22 of the method embedding maincenter circle hub 12 that is pressed into cooperation.Radially mortise or groove 24 that several equi-angularly spaces are arranged on the periphery of maincenter circle hub 12 are for dried 14 embedding.

Do 14 and preferably be close to tubulose, have the square cross section of hollow.This does and can be made by any suitable lightweight, high-strength material, preferably hard synthetic plastic, and for example nylon, engineering plastics, composite etc., or also can use materials such as metal, alloy or timber.Doing one of them end of 14 has a tongue piece 28 connecting pair of flanges 26, forms one with prop up dried molding all-in-one-piece " worker " font joint tongue.This I-shaped joint tongue can identical ground embedding maincenter the corresponding mortise or the groove 24 of circle hub 12.Be connected with the corresponding mortise or the groove 24 formed tongue and grooves (tongue shell type) of maincenter circle hub 12 by the I-shaped joint tongue that props up dried 14, can prevent to prop up dried 14 and on X-Y is axial, get loose from the round hub 12 of maincenter.Fig. 3 shows that dried 14 quilt is connected in maincenter circle hub 12.

Do 14 the other end preferably one be molded as a projection 30.On this projection 30, be provided with boring 32, wheel or castor (not showing among the figure) can be installed, supporting chair on the ground.Above-mentioned wheel or castor preferably have bell and spigot joint, to embed in the boring 32 of doing 14 projections 30.

Though at this present embodiment is to have five to do 14 modes that engage with tongue-and-groove and be connected in the mortise or the groove 24 of maincenter circle hub 12, yet, have only the food stand combination of three Zhi Gan, or the combination of three Zhi Gan of many mistakes can be used also.Also be provided with several screwed holes 34 on the plane of maincenter circle hub 12, allow securing member 18 screw in.Here the securing member of indication is a bolt, in order to pressurization disk 16 is loaded onto, makes the joint of assembly more can bear weight from seat support.

Pressurization disk 16 preferably is close to circular dish, have on the limit several protruding lips 36 that radially extend with avoid doing 14 and the Z that is engaged on of maincenter circle hub 12 axially get loose.In pressurization disk 16 central authorities an opening 38 is arranged, can allow the support column of chair pass.The internal diameter of this opening 38 is bigger than central bore 22 external diameters of the round hub 12 of maincenter, so that can be installed in maincenter circle hub 12.More specifically, the inwall of this opening 38 can entangle the outer wall of the central bore 22 of maincenter circle hub 12 identically, and then fixing by securing member 18.

Several open-works 40 that equi-angularly space is arranged around the opening 38 of pressurization disk 16.Securing member 18 can be screwed in for screwed hole 34 on these open-works 40 necessary aligning maincenter circle hubs.After the screwed hole 34 of the open-work 40 of aiming at pressurization disk 16 and maincenter circle hub 12, bolt just can be threaded into open-work 40 and screwed hole 34, so as pressurization disk 16 can further consolidate do 14 and maincenter circle hub 12 between the tongue-and-groove joint.Pressurization disk 16 can be made by any suitable material.Preferably high-intensity material, for example hard synthetic plastic, for example nylon, engineering plastics, composite etc., or also can use materials such as metal, alloy or timber.

Fig. 4 shows that has been assembled a complete chair foot rest, maincenter circle hub 12 with do 14 is connected after, again pressurization disk 16 is fixed in maincenter circle hub 12 by securing member 18, will prop up and do 14 clampings, be pressed in mortise or the groove 24 thereby axially will prop up dried 14 at Z.

Doing 14 after the corresponding mortise or groove 24 of embedding maincenter circle hub 12, the downward pressure that is applied to support column (for example, people is sitting in the weight above the chair) will see through tongue-and-groove and engage and be conveyed to each and only do 14, put on maincenter circle hub 12 and do 14 major part load so these tongue-and-groove joints will bear.Against do 14 and corresponding mortise 24 between tongue-and-groove engage, and, can realize an extremely firm combination by the consolidation effect of the fixing pressurization disk 16 of threaded fastener 18, can bear quite high weight.

Conspicuous, each assembly of this chair foot rest, just maincenter circle hub 12, do 14, pressurization disk 16 and castor, can taking apart after, just pack and transport, therefore, transportation and space and the cost stored can lower.These assemblies that separate can be assembled again at the scene apace, and do not need any special instrument or technical ability.Moreover if wherein there is any assembly to damage, the assembly of this damage can be replaced in several simple steps apace.For example,, only need to replace last one new and do 14 just passablely, needn't need replace whole chair foot rest as traditional design if there is one to do 14 and damaged.In addition, do 14 and maincenter circle hub 12 can be configuration miscellaneous or shape, can be connected just passable as long as do 14 in the corresponding mortise 24 of maincenter circle hub 12 identically.Pressurization disk 16 is to be fixed in its position by securing member 18, gets loose from maincenter circle hub 12 to prevent to do 14, and then makes the assembling of chair foot rest more firm.Therefore, though this utility model is demountable, still can bear high weight, just the seat support that supported of chair foot rest needs the weight of bearing probably under general situation.

To seeing significantly the description of this utility model, same notion can have many different variations from above.These variations can not be regarded as a departure from the principle and the scope of this utility model, and are variation and change in conspicuous any design in having the human eye of correlation technique, all are regarded as being included in the following listed patent claim.

Claims

1. the furniture horse of an improvement has the installation position that can allow the support column of furniture embed; It is characterized in that comprising following assembly:

A) maincenter circle hub (12), periphery is provided with the radially mortise or the groove (24) of several equi-angularly spaces, embeds for Zhi Gan (14);

B) at least three Zhi Gan (14), its joint embed the mortise or the groove (24) of above-mentioned maincenter circle hub (12) identically;

C) pressurization disk (16) is connected with maincenter circle hub (12) by securing member (18);

Wherein, the mortise of maincenter circle hub or the linking between groove (24) and the Zhi Gan (14) are the joints of tongue and groove; Pressurization disk (16) is further consolidated the joint between above-mentioned mortise or groove (24) and the Zhi Gan (14), so that a firmly steady food stand combination to be provided.

2. the furniture horse of improvement according to claim 1 is characterized in that: the plane of described maincenter circle hub (12) is provided with the screwed hole (34) that several can allow securing member (18) be connected with it.

3. the furniture horse of improvement according to claim 1 is characterized in that: described installation position is the boring (22) of being located at Gong the furniture support column embedding at maincenter circle hub (12) center.

4. the furniture horse of improvement according to claim 1, it is characterized in that: it is outstanding that one of them end of described Zhi Gan (14) is provided with a tongue piece placed in the middle (28), tongue piece (28) is connecting pair of flanges (26), forms an I-shaped joint tongue that forms with Zhi Gan (14) one molding.

5. the furniture horse of improvement according to claim 4 is characterized in that: the corresponding mortise or the groove (24) of the I-shaped joint tongue that described one molding forms identical ground embedding maincenter circle hub (12).

6. the furniture horse of improvement according to claim 1, it is characterized in that: the other end of described Zhi Gan (14) is the projection that wheel or castor can be installed (30) that the one molding forms.

7. the furniture horse of improvement according to claim 1 is characterized in that: several open-works (40) that offer the equi-angularly space that passes for securing member (18) on the described pressurization disk (16).

8. the furniture horse of improvement according to claim 3, it is characterized in that: there is an opening (38) in described pressurization disk (16) central authorities, and its inwall entangles the outer wall of the boring (22) of maincenter circle hub identically.

9. the furniture horse of improvement according to claim 1 is characterized in that: described pressurization disk (16) is connected with maincenter circle hub (12), and compresses Zhi Gan (14) in maincenter is justified the mortise or groove (24) of hub (12) in Z-direction.

10. the furniture horse of improvement according to claim 1 is characterized in that: the mortise of described maincenter circle hub or the linking between groove (24) and the Zhi Gan (14) are the tongue and groove joints that can prevent that Zhi Gan (14) from getting loose from maincenter circle hub (12) at the X-Y direction of principal axis.