CN2389551Y

CN2389551Y - Rotating device for folding furniture

Info

Publication number: CN2389551Y
Application number: CN99248377U
Authority: CN
Inventors: 张伟昕
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-08-09
Filing date: 1999-10-15
Publication date: 2000-08-02
Anticipated expiration: 2009-10-15
Also published as: GB2353210B; DE29917673U1; GB9923647D0; JP3068729U; GB2353210A

Abstract

The utility model relates to a rotating device for folding furniture, which mainly comprises two dish-shaped bodies and a rotatable assembly which is clamped between the two dish-shaped bodies. The rotatable assembly is arranged in space which is formed at the depression places of the two dish-shaped bodies, and the two dish-shaped bodies can do a free rotation. The rotatable assembly is formed by that a rotatable element is clamped by two circular sheets, and the rotatable element is formed by that a plurality of spheroids are arranged in an annular body, wherein, surfaces of the two circular sheets have a few curvatures, and the spheroids can smoothly roll on the two circular sheets. When the two dish-shaped bodies are combined with the rotatable assembly, a gap is left, and thus the dish-shaped bodies can do a mutually free rotation.

Description

A kind of whirligig of folded form furniture

The utility model relates to a kind of furniture that can fold, and refers to a kind of whirligig that can fold furniture especially.

The furniture that can fold is very popular in recent years, and the people of hobby outdoor activities often carries the furniture that can fold and goes to encamp, and goes hunting or watches outdoor ball match.Manufacturers design folding furniture miscellaneous, all with light and portable be principle, folding furniture almost becomes the necessary article in the family.

Fig. 1 shows a kind of stool that can fold, and is to be made up of three pins, 101, one shackles 102 and a chair cloth 103, and each pin one 01 is attached on the shackle 102 with a nail, and three two-tube pin are connected together also can be movable in certain corner.One of pin end is to be connected on the chair cloth 103, as shown in the figure, three two-tube pin is opened, and chair cloth is promptly flat and limit pin and form a stool by support, and pin is folded, and promptly can carry easily, and is not only light but also do not take up space.

The foldable stool of this kind is suitable for outdoor activities, but perhaps most of people knew from experience, if being sitting in the stool of this class just is difficult for rotating or back-looking-around, usually to rotate or look around on four sides, just must stand in order to avoid stool skews, the utility model promptly is a kind of rotatable device that designs in order to overcome this inconvenience.

Main purpose of the present utility model is to provide a firm and durable rotatable device to collapsible folded furniture.

Another purpose of the utility model provides can be manufactured and inexpensive whirligig easily.

Another purpose of the utility model then provides a kind of whirligig that can be assembled at an easy rate on the different folding furnitures.

According to rotatable folding furniture of the present utility model, be by a whirligig upper and lower of furniture even to be organized to form, the lower part series of furniture is formed by many pins, and top is to be formed by many stay pipes.Whirligig comprises dish-shaped body and dish-shaped body on one once, and the inner face that joins at two dish-shaped bodies respectively has recess, places a spin combination to form a space, this spin combination and a plurality of spheroids are arranged so that whirligig can be level and smooth rotation.Upward dish-like body has most perforation, and an end of each stay pipe is to be connected in the perforation, and the other end then is connected on chair cloth or the tablecloth, and the moulding of perforation is to design to allow stay pipe fold in certain angle.When stay pipe opens, begin smooth flat chair cloth or tablecloth and form stool or desk, when stay pipe folds, promptly account for very little space and be easy to carry.

Same, on the dish-like body a plurality of perforation also being arranged down, each pin has an end to be connected in the perforation, and the shape that can allow pin fold is also forged in perforation in certain angle.When pin opened, the pin that just forms furniture can be stood it, when pin folds, also accounted for very little space and was easy to carry.

Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.Wherein:

Fig. 1 is a kind of stool that can fold of traditional type;

Fig. 2 is a folded form rotation stool of the present utility model;

Fig. 3 is the exploded view of the folded form rotation stool of Fig. 2;

Fig. 4 A is an enlarged drawing of going up the inner surface of video disc in the utility model whirligig;

Fig. 4 B is the enlarged drawing of the inner surface of following video disc in the utility model whirligig;

Fig. 5 is the exploded view of the spin combination in the whirligig of the present utility model;

Fig. 6 is the perspective view that folded form rotation stool of the present utility model is seen from top to bottom;

Fig. 7 is the shape that the folded form rotation stool in the utility model is folded;

Fig. 8 is a folded form rotation desk of the present utility model.

As shown in Figure 2, folded form of the present utility model rotation stool comprises under three pins 201 form by one, and a whirligig 202 and comprises on three stay pipes 204, and the cloth 203 as the stool seat surface is formed jointly.Pin and stay pipe all are connected on the whirligig respectively, and the normally tough and tensile canvas of the cloth of seat surface or the staple fibre of similar nylon are made.

Fig. 3 discloses the exploded view of the part of folded form rotation stool of the present utility model except seat surface.Wherein whirligig comprises dish-shaped body 3021 on, (wherein 3022 is last ring segment to one

rotatable assembly

3020,3023 is ring bodies, 3024 are following ring segment), dish-shaped once body 3025, dish-shaped body all is provided with most perforation about being somebody's turn to do, and these are bored a hole symmetrical haply and distribute along dish-shaped body is peripheral uniformly.

Each pin is to be made by a long metal pipe 3011, and it is fixing to connect nail that one of pin end has a plastic cover 3012, the other end then to be connected down in the perforation of one of dish-shaped body 3025.Perforation is slightly big slightly than the diameter of pin, and the shape of perforation can allow the pin be that the strong point rotates to connect nail in certain angle.Dish-shaped body is vertical when pin folds with down, then is limited in certain angle when opening.Pin has packing 3013 to strengthen the hardness and the support power of pin at an end of perforation, is hindered or damage in order to avoid pin rolls over.

From Fig. 3 also as can be seen, the stay pipe of folded form rotation stool of the present utility model is very similar with pin, stay pipe also is to be made by long metal pipe, one end has plastic cover to cover, and the other end is connected in the perforation of dish-shaped body 3021, and making a call to 3026 with connection is that the strong point connects, and same stay pipe can fold angle vertical with last dish-shaped body or flare up one oblique angle, end in perforation also has packing to strengthen stay pipe.

Fig. 4 A, Fig. 4 B are the enlarged drawings of the inner surface of dish-shaped body up and down, at each inner surface one concavity part are arranged all, form a little space to hold spin combination 3020 when dish-shaped body stacks about in the of two.This about in the of two dish-shaped body identical structure is arranged haply, yet both one of the center of central depression branch can make a ridge, this ridge is to be used for fixing spin combination.In the bosom of dish-shaped body up and down and wear an aperture, with screw 3027 and a screw cap 3028 can via aperture will about dish-shaped body and spin combination combine.

Fig. 5 discloses the exploded view of the spin combination of the utility model, and this assembly comprises on one ring segment 3022, one spinner members 3023 and ring segment 3024 once.Wherein spinner member comprises a ring bodies again, and this ring bodies is provided with groove to load a plurality of small metal balls.Respectively be provided with the slightly curved surface of depression at ring segment up and down, so that the level and smooth rolling thereon of small metal ball and make this spinner member 3023 rotate freely.

As previously mentioned, dish-shaped up and down body is when merging, the concavity place can hold spin combination, and wherein a dishful of body and be provided with in the middle of protrusion, spin combination promptly is fixed on this ridge, and via central small hole, two dish-shaped bodies clamp spin combination afterwards with screw lock, it between two dish-shaped bodies, stays a little gap, so that can rotate freely relatively.

As shown in Figure 2, folded form of the present utility model rotation stool is when opening, and each pin is outward-dipping, but is confined to a certain fixed angle and makes its firm standing.Its upper support pipe is also outward-dipping, because one of stay pipe end is to be fixed on the chair cloth 203, and the restriction of boring a hole on the grip of chair cloth and the last dish-shaped body, stay pipe and chair cloth promptly form a seat surface.

Dish-shaped system is made by the plastic-steel material under on the utility model, and is all applicable as powerful materials such as nylon or ABS, also available stainless steel, but cost is more expensive.Spin combination is to be made by metal material, and small metal ball preferably forms with stainless steel, and pin and stay pipe are all with light compo pipe manufacturing, and packing is a material with nylon or ABS then.Though among Fig. 3 and Fig. 5, spin combination of the present utility model all uses three resolution elements to illustrate, in fact last ring segment wherein or following ring segment can merge into a single whole so that make with spinner member.In the above description, spin combination and dish-shaped up and down body are separately individuality, and during actual the manufacturing, the ring segment of spin combination can be embedded on dish-shaped body, also the merging body of above-mentioned ring segment and spinner member can be embedded on the dish-shaped body.

The perspective view that Fig. 6 sees from top to bottom for the folded form of the utility model rotation stool, by this figure as can be seen, in order to reduce the cost of dish-shaped body, can some forced district 601 on the dish-shaped body to reduce required plastic-steel material.Fig. 7 is the side view of the folded form rotation stool of the utility model when folding.The whirligig of the utility model can be used on a lot of different furniture, the above, be to be example with folded form rotation stool, as when desiring to be used for the folded form turntable, can add a perforation on dish-shaped body, loading four pins and four stay pipes make it more firm, Fig. 8 promptly shows a folded form rotation desk of making according to the utility model.

Though the utility model has illustrated preferred embodiment, be not to be used for limiting the utility model, any those skilled in the art, improvement or the replacement done in not breaking away from spirit and scope of the present utility model should be considered as belonging to protection domain of the present utility model.

Claims

1. the whirligig of a folded form furniture is characterized in that, comprises first dish-shaped body, and a plurality of perforation are arranged on it, and each perforation can be connected a pin on the first dish-shaped body; Second dish-shaped body has a plurality of perforation on it, each perforation can be connected a stay pipe on the second dish-shaped body; An and spin combination that is sandwiched in the middle of the first and second dish-shaped bodies; Wherein keep a little gap so that it can change relatively mutually between the first and second dish-shaped bodies.

2. the whirligig of folded form furniture as claimed in claim 1 is characterized in that, wherein spin combination comprises a spinner member again, and this spinner member has a ring bodies, which is provided with groove to load a plurality of spheroids; First is provided with the ring segment of curved surface; With second ring segment that is provided with curved surface; Wherein spinner member is to be clipped in first and second ring segments, and a plurality of ball can freely roll along curved surface.

3. the whirligig of folded form furniture as claimed in claim 1, it is characterized in that, wherein the central part of the first or second dish-shaped body has thrust, fixes so that the ring bodies of first and second ring segments in the spin combination and spinner member is enclosed within on this thrust.

4. the whirligig of folded form furniture as claimed in claim 2 is characterized in that, wherein one of two ring segments are embedded on a dishful of body in the two dish-shaped bodies in the spin combination.

5. the whirligig of folded form furniture as claimed in claim 2 is characterized in that, wherein first annular solid is to be embedded on the first dish-shaped body in the spin combination, and second annular solid is to be embedded on the second dish-shaped body.

6. the whirligig of folded form furniture as claimed in claim 5 is characterized in that, wherein the spinner member in the spin combination is to merge with first ring segment or second ring segment and form a rotary body that merges.

7. the whirligig of folded form furniture as claimed in claim 2 is characterized in that, wherein first ring segment in the spin combination or second ring segment are to form a rotary body that merges with the spinner member merging.

8. the whirligig of folded form furniture as claimed in claim 7 is characterized in that, wherein the rotary body of He Binging is to be embedded on the first dish-shaped body or the second dish-shaped body.

9. the whirligig of folded form furniture as claimed in claim 1, it is characterized in that, wherein on the first dish-shaped body concavity place is arranged, a concavity place is also arranged on the second dish-shaped body, this two recess forms a space to hold this spin combination when two dish-shaped bodies combine.

10. the whirligig of folded form furniture as claimed in claim 9, it is characterized in that, wherein the centre of centre recess is provided with a thrust among the first or second dish-shaped body, so that the ring bodies of first and second ring segments and spinner member is enclosed within on this thrust and fixes among the spin combination.

11. the whirligig of folded form furniture as claimed in claim 1 is characterized in that, wherein pin is can fold and become vertical with the second dish-shaped body, or opens with the second dish-shaped body and become an oblique angle.

12. the whirligig of folded form furniture as claimed in claim 1 is characterized in that, wherein stay pipe is can fold and become vertical with the second dish-shaped body, or opens with the second dish-shaped body and become an oblique angle.

13. the whirligig of folded form furniture as claimed in claim 1 is characterized in that, wherein pin is a long tube, is being connected in one of first dish-shaped body end, and has padding to fill in the pipe to strengthen pin.

14. the whirligig of folded form furniture as claimed in claim 1 is characterized in that, wherein stay pipe is a long tube, is being connected in one of second dish-shaped body end, and has padding to fill in the pipe to strengthen stay pipe.

15. the whirligig of foldable furniture as claimed in claim 1 is characterized in that, wherein being has three pins to be connected on the first dish-shaped body and three stay pipes are connected on the second dish-shaped body to form the whirligig of folded form rotation stool.

16. whirligig as claimed in claim 1 is characterized in that, being has four pins to be connected on the first dish-shaped body and four stay pipes are connected on the second dish-shaped body, to form the whirligig of foldable rotation desk.