CN203986835U - A kind of Foldable shelf - Google Patents
A kind of Foldable shelf Download PDFInfo
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- CN203986835U CN203986835U CN201420432482.3U CN201420432482U CN203986835U CN 203986835 U CN203986835 U CN 203986835U CN 201420432482 U CN201420432482 U CN 201420432482U CN 203986835 U CN203986835 U CN 203986835U
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Abstract
The utility model relates to a kind of Foldable shelf, comprises the framework of erectting at two ends, two-layer connecting rod and two braces with upper bed rack, connection levels frame; Described layer frame is symmetrical two, and middle hinged formation accordion structure, is distributed between two frameworks, and layer frame two ends are hinged on respectively on framework; Described brace one end is hinged on sliding sleeve, and this sliding sleeve is movably set on described connecting rod; It is characterized in that brace is L shaped structure, have cross bar and montant, cross bar is across framework both sides, and is hinged with framework both sides, and montant end is hinged on sliding sleeve.The utility model, by L shaped brace, makes two ends framework and rack one facade form rigid relation, forms three firm support, and overall structure is more tending towards rationally, practical feature.
Description
Technical field:
The utility model belongs to fold furniture field, particularly a kind of Foldable shelf.
Background technology:
Patent CN2827121Y, discloses a kind of portable folding rack, as Fig. 7, comprises two body side frames that set up for layer frame, wherein: 1, between two body side frames, be at least provided with up and down two framves layer by layer; 2, layer frame is symmetrical two, by articulated elements, is connected to form; 3, the articulated elements position of each levels frame is connected by connecting rod; 4, each layer of frame two ends are hinged with two body side frames respectively; 5, connecting rod is provided with sliding sleeve connector, and the sliding sleeve kink of sliding sleeve connector is on connecting rod, and sliding sleeve connector both sides brace is hinged with two body side frames respectively.The ingenious hinge connecting mechanism that utilizes of this patent, can form each layer of frame and two body side frames and amounts to, and folding rear overall volume is little, is convenient for carrying and preserves; Owing to only depending on and being movably hinged between two body side frames and layer frame, even if increase by two braces in sliding sleeve connector, the triangular support of formation to layer frame, but still cannot overcome the quadrangle distortion dislocation forming between two body side frames and layer frame two facades, the use procedure of layer frame easily produces the defect of rocking; Moreover, between each layer of frame, by connecting rod, form association, but connecting rod is hanging structure, layer frame inter-engagement portion is not formed and supported, yet layer frame middle part is again often the main position of load-bearing, and a layer frame facade width limited to.How to improve the deficiencies in the prior art, become the object of the utility model research.
Summary of the invention:
The purpose of this utility model is that design is a kind of by L shaped brace associated layers frame facade and framework facade, forms the Foldable shelf of stabilization clamp angular dependence; Its secondary objective be at least one side link supports in ground, form the support in the middle of layer frame.
Technical solutions of the utility model are achieved in that a kind of Foldable shelf, comprise the framework of erectting at two ends, two-layer connecting rod and two braces with upper bed rack, connection levels frame; Described layer frame is symmetrical two, and middle hinged formation accordion structure, is distributed between two frameworks, and layer frame two ends are hinged on respectively on framework; Described brace one end is hinged on sliding sleeve, and this sliding sleeve is movably set on described connecting rod; It is characterized in that brace is L shaped structure, have cross bar and montant, cross bar is across framework both sides, and is hinged with framework both sides, and montant end is hinged on sliding sleeve.
The montant of described brace is provided with holder button, after this holder is buckled in that rack is folding and puts in place, can fasten on layer frame edge, forms rack foldable locking structure; This holder is buckled in rack and opens and put in place, can support again on layer frame edge.
Described connecting rod is laminated structure, and two of the symmetries of described layer frame are hinged on respectively on described connecting rod, form accordion structure.
Described connecting rod is two, is respectively first connecting rod and second connecting rod, separates from a layer frame both sides; Described sliding sleeve is movably set on first connecting rod, and layer frame opened this sliding sleeve conflict edge under upper frame layer by layer that puts in place; Also can conflict and ground to downward-extension in described second connecting rod lower end, form stressed support.
Between described first connecting rod and second connecting rod, be provided with a bracing piece, this bracing piece zig zag structure, two ends are separately fixed on first connecting rod and second connecting rod.
Between the framework of described two ends, be also equipped with a top-level boxes, this edge, top-level boxes two ends is respectively equipped with two towards lower clasp, and described two frame roof are provided with the protruding pin corresponding with top-level boxes clasp in opposite directions; Described top-level boxes coordinates by clasp and protruding pin, is locked in the top of framework.
Described two frame facets are provided with the protruding pin corresponding with top-level boxes clasp in opposite directions, and top-level boxes coordinates by clasp and frame facet protruding pin, is locked in frame facet.
The utility model beneficial effect is as follows: one, by the brace of L shaped structure, and make two ends framework and rack one facade form rigid relation, be also that three facades of rack are relatively firm, rack integral body is also just firm; Two, by second connecting rod lower end, be supported in ground, layer frame middle part is formed to reliable and stable support, layer frame can bear heavier article; Three, between first connecting rod and second connecting rod, adopt bracing piece in a zigzag to fix, be associated to rigid unitary layer frame central authorities are formed and supported, effectively solve the layer frame by two Fold-Combineds, the defect that central load-bearing is weak; Four, the top layer frame of configuration is associated to one by the framework at two ends again, further strengthens the intensity of rack; The utility model structure is more tending towards rationally, practical feature.
Accompanying drawing explanation:
Below in conjunction with concrete legend, the utility model is described further:
Fig. 1 rack back schematic perspective view
The anterior schematic perspective view of Fig. 2 rack
Fig. 3 rack perspective exploded view
Fig. 4 rack folds schematic diagram
Fig. 5 rack folding stereo schematic diagram
Fig. 6 is the A place enlarged drawing of Fig. 5
The present technology schematic perspective view of Fig. 7
Wherein
1-framework, 11-protruding pin 2-layer frame, 3-connecting rod
31-first connecting rod, 32-second connecting rod, 33-bracing piece, 4-brace
41-cross bar, 42-montant 43-holder button, 5-sliding sleeve
6-top-level boxes, 61-clasp
The specific embodiment:
Referring to figs. 1 through Fig. 5, Foldable shelf, comprises the framework 1 erect at two ends, two-layer with upper bed rack 2, the connecting rod 3 that connects levels frame, two braces 4 and sliding sleeves 5; In this structure, connecting rod 3 is two laminated structures, is respectively first connecting rod 31 and second connecting rod 32, divides the both sides that stand in layer frame 2; And described layer frame 2 is symmetrical two, on the connecting rod 3 being hinged on respectively, form accordion structure, more particularly layer frame 2 one sides are hinged on first connecting rod 31, and opposite side is hinged on second connecting rod 32, and formation can be folding around pin joint, is close to connecting rod 3; Layer frame 2 is distributed between two frameworks 1, and layer frame 2 two ends are hinged on respectively on framework 1, and this example middle level frame 2 is three layers, certainly can be designed to the various structure of four layers or two layers; Described sliding sleeve 5 is movably set on first connecting rod 31, layer frame 2 opened this sliding sleeve 5 that puts in place and conflicted on 2 times edges of upper frame layer by layer, and both supports to upper frame layer by layer 2, are also the effects of mentioning to first connecting rod 31, the weight of layer frame 2 one middle side parts is conducted on two ends framework 1, as Fig. 1; Also can conflict and ground to downward-extension in second connecting rod 32 lower ends, form stressed support, and layer frame 2 opposite sides are formed to direct support, makes foldable layer frame 2 not be subject to the impact of middle part back flap hinge contact, and reduce weight capacity, as Fig. 2.
As Fig. 1 and Fig. 3, between first connecting rod 31 and second connecting rod 32, be provided with a bracing piece 33, these bracing piece 33 zig zag structures, two ends are separately fixed on first connecting rod 31 and second connecting rod 32, both are associated to rigid body, make layer frame 2 middle parts obtain secure support, avoid discontinuity equalization to occur layer frame distortion dislocation.
As shown in Figure 1, Figure 2 and Fig. 3, the brace 4 in this structure is L shaped structure, has cross bar 41 and montant 42, and cross bar 41 is across framework 1 both sides, and is hinged with framework 1 both sides, and more particularly, two pin joints form pivot structures; Described montant 42 ends are hinged on sliding sleeve 5, by the L shaped rigidity angle of brace 4, locking two ends framework 1 and rack one facade right angle rigid relation, avoid stressed generation quadrangle twisted phenomena, rack is stood more firm, and this is also one of maximum innovative point of the present invention.For another example Fig. 5 and Fig. 6 are provided with holder button 43 on the montant 42 of brace 4, and this holder button 43, behind rack folding position, can fasten the edge of layer frame 2, forms locking position relation, avoids the rack after folding to scatter; This holder button 43 can support again on layer frame 2 edge of opening after putting in place, to these frame 2 supplemental support layer by layer, dual-use material.
With reference to Fig. 1, Fig. 2 and Fig. 3, between two ends framework 1, be also equipped with a top-level boxes 6, this top-level boxes 6 both may be locked in framework 1 top, also can select to be locked in the sidepiece of framework 1; Its concrete locking relation is as follows: one, top-level boxes 6 edges, two ends are respectively equipped with two and are provided with in opposite directions the protruding pin corresponding with top-level boxes clasp 61 11 towards lower clasp 61, two framework 1 tops; Top-level boxes 6 coordinates by clasp 61 and protruding pin 11, is locked in the top of framework, as Fig. 1; Two, on the basis of the above, two framework 1 sides are provided with the protruding pin corresponding with top-level boxes clasp 61 11 in opposite directions, and top-level boxes 6 coordinates by clasp 61 and framework 1 side protruding pin 11, is locked in the side of framework 1, as Fig. 2.By setting up of top-level boxes 6, both increase the glove number of plies, or utilized this top-level boxes 6 to support tilt, form the shade of rack dustproof and rainproof, can utilize again 6 pairs of two ends frameworks of this top-level boxes 1 to form four point positioning, further improve the rigidity intensity of rack.
In above-mentioned example, framework 1 and layer frame 2 all adopt pipe fitting to process, there is the fillet moulding of streamline, the brace 4 relating to is to be also bent into L shaped structure by pipe fitting, and described cross bar 41 is equivalent to the U-shaped bottom of bending, and more particularly this brace 4 is across framework 1 both sides by U-shaped bottom transverse, and be hinged with framework 1 both sides, two pin joints are on same axis herein, with the cross bar 41 of right-angle bending be equivalent structure, special instruction for this reason.The utility model is equally applicable to adopt in the structure of laminate and uses.
Claims (7)
1. a Foldable shelf, comprises the framework of erectting at two ends, two-layer connecting rod and two braces with upper bed rack, connection levels frame; Described layer frame is symmetrical two, and middle hinged formation accordion structure, is distributed between two frameworks, and layer frame two ends are hinged on respectively on framework; Described brace one end is hinged on sliding sleeve, and this sliding sleeve is movably set on described connecting rod; It is characterized in that brace is L shaped structure, have cross bar and montant, cross bar is across framework both sides, and is hinged with framework both sides, and montant end is hinged on sliding sleeve.
2. a kind of Foldable shelf according to claim 1, is characterized in that the montant of brace is provided with holder button, after this holder is buckled in that rack is folding and puts in place, can fasten on layer frame edge, forms rack foldable locking structure; This holder is buckled in rack and opens and put in place, can support again on layer frame edge.
3. a kind of Foldable shelf according to claim 1, is characterized in that connecting rod is laminated structure, and two of the symmetries of described layer frame are hinged on respectively on described connecting rod, form accordion structure.
4. according to a kind of Foldable shelf described in claim 1 or 3, it is characterized in that connecting rod is two, be respectively first connecting rod and second connecting rod, separate from a layer frame both sides; Described sliding sleeve is movably set on first connecting rod, and layer frame opened this sliding sleeve conflict edge under upper frame layer by layer that puts in place; Also can conflict and ground to downward-extension in described second connecting rod lower end, form stressed support.
5. a kind of Foldable shelf according to claim 4, is characterized in that being provided with a bracing piece between first connecting rod and second connecting rod, this bracing piece zig zag structure, and two ends are separately fixed on first connecting rod and second connecting rod.
6. a kind of Foldable shelf according to claim 1, is characterized in that being also equipped with a top-level boxes between the framework of two ends, and this edge, top-level boxes two ends is respectively equipped with two towards lower clasp, and described two frame roof are provided with the protruding pin corresponding with top-level boxes clasp in opposite directions; Described top-level boxes coordinates by clasp and protruding pin, is locked in the top of framework.
7. a kind of Foldable shelf according to claim 6, is characterized in that two frame facets are provided with the protruding pin corresponding with top-level boxes clasp in opposite directions, and top-level boxes coordinates by clasp and frame facet protruding pin, is locked in frame facet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420432482.3U CN203986835U (en) | 2014-08-01 | 2014-08-01 | A kind of Foldable shelf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420432482.3U CN203986835U (en) | 2014-08-01 | 2014-08-01 | A kind of Foldable shelf |
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| Publication Number | Publication Date |
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| CN203986835U true CN203986835U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420432482.3U Active CN203986835U (en) | 2014-08-01 | 2014-08-01 | A kind of Foldable shelf |
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| CN (1) | CN203986835U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108741962A (en) * | 2018-06-19 | 2018-11-06 | 广州云行天致管理咨询有限公司 | A kind of folding display frame for supermarket's commodity retail |
| CN112051303A (en) * | 2020-09-04 | 2020-12-08 | 新乡医学院 | Experimental method for researching real roadway gas explosion composite damage |
-
2014
- 2014-08-01 CN CN201420432482.3U patent/CN203986835U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108741962A (en) * | 2018-06-19 | 2018-11-06 | 广州云行天致管理咨询有限公司 | A kind of folding display frame for supermarket's commodity retail |
| CN112051303A (en) * | 2020-09-04 | 2020-12-08 | 新乡医学院 | Experimental method for researching real roadway gas explosion composite damage |
| CN112051303B (en) * | 2020-09-04 | 2023-11-24 | 新乡医学院 | Experimental method for researching real roadway gas explosion composite injury |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |