CN201187246Y

CN201187246Y - Multifunctional ladder

Info

Publication number: CN201187246Y
Application number: CNU2008201047202U
Authority: CN
Inventors: 林政民
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-04-09
Filing date: 2008-04-09
Publication date: 2009-01-28
Anticipated expiration: 2018-04-09

Abstract

The utility model relates to a multifunctional ladder, which is characterized in that the ladder comprise a plurality of rod pieces and a plurality of public components. An external thread part is convexly arranged at one end of each rod piece and smaller than the diameter of the rod body; an internal thread part is concavely arranged at the other end thereof and in threaded connection with the external thread part; two lock rings are arranged at two terminal edges of the plurality of public components and provided with a perforation; two clamping pieces and a fixed element are convexly and outwardly arranged on the outer sides of the two lock rings; and the lock rings on two terminal edges of the plurality of arranged public components which are arranged at intervals allows a vertical pole to penetrate and lock all fixed elements to form a single-piece ladder. The above structural components can be combined each other to form the single-piece ladder, a double-piece ladder, a table or a plurality of chairs.

Description

Multifunctional ladder

Technical field

The utility model relates to a kind of multifunctional ladder, be except that formation capable of being combined as ladder make be used for, also can be combined to form the table or chair.

Background technology

Existing ladder, shown in No. 88213910 " scalable folding step " patent case of TaiWan, China, by pillar, the step assembly constitutes, pillar by about two groups constitute, the every group of formation one that is nested successively from large to small, every joint pillar is the hollow form expansion link, every joint pillar inboard is provided with the chute that is used for ladder group assembly wander up and down, the step assembly is made of multi-grade module, every group from top to bottom, to big vertical arrangement, connects and composes chain by fastener by little.Because the length of described ladder promptly can't increase arbitrarily after manufacturing is finished again, thus can't satisfy the buyer of various different demands, unsatisfactory.

Summary of the invention

Main purpose of the present utility model is to provide a kind of multifunctional ladder at aforementioned disappearance, except that the long ladders of the various different ladders of formation capable of being combined with the various different demands that satisfy the buyer, also can be combined to form table or chair.

For achieving the above object, the technical solution adopted in the utility model comprises:

A kind of multifunctional ladder is characterized in that: include several rod members, several public assemblies, wherein: a distal process of described several rod members goes out to be provided with an external thread part littler than body of rod diameter, and the other end is concaved with an internal thread part that can screw togather with external thread part; Each outstanding lock ring that is provided with perforation of two ends of several public assemblies limit, outstanding two intermediate plates and the fixture of being provided with outside described two lock ring laterals; The lock ring on two ends of several public assemblies that are provided with limit penetrates for a straight-bar respectively at interval, and with whole fixture lockings, forms a monolithic ladder.

For achieving the above object, the technical solution adopted in the utility model also comprises:

A kind of multifunctional ladder is characterized in that: include several rod members, several female components, wherein:

One distal process of described several rod members goes out to be provided with an external thread part littler than body of rod diameter, and the other end is concaved with an internal thread part that can screw togather with external thread part;

Each outstanding lock ring that is provided with perforation of two ends of several female components limit, outstanding two intermediate plates and the fixture of being provided with outside described two lock ring laterals;

Hold the lock ring on limit to penetrate for a straight-bar respectively two of several female components that are provided with at interval, and, form a monolithic ladder whole fixture lockings.

A kind of multifunctional ladder is characterized in that: include several rod members, several composite membeies, several public assemblies and several female components, wherein:

Each outstanding lock ring that is provided with perforation of two ends of several public assemblies limit, at least one end limit between described two lock rings is outstanding to be provided with several projections, and projection is provided with a combined hole, outstanding two intermediate plates and the fixture of being provided with outside the lock ring lateral;

Each outstanding lock ring that is provided with perforation of two ends of several female components limit, at least one end limit between described two lock rings is outstanding to be provided with several pivot joint blocks, and pivot joint block is provided with a combined hole, outstanding two intermediate plates and the fixture of being provided with outside the lock ring lateral;

Involutory confession one composite member of combined hole that two ends is fixed with the public combination of components hole of a rod member and the female component that two ends are fixed with a rod member penetrates, and is combined into a chair.

Several public assemblies and two straight-bars are combined to form involutory confession one composite member of combined hole that the combined hole of a monolithic ladder and several female components and two straight-bars be combined to form a monolithic ladder penetrate, form a biplate ladder.

A kind of multifunctional ladder is characterized in that: include a casing that can hold several rod members, several composite membeies, several public assemblies and several female components, wherein:

Described casing is a folding long slab sheet;

Involutory confession one composite member of combined hole that two ends is fixed with the public combination of components hole of a rod member and the female component that two ends are fixed with a rod member penetrates, one-tenth one chair capable of being combined, and the continuous long slab sheet is spread out is laid on two chairs top, forms a body.

Compared with prior art, adopt the advantage that the utlity model has of technique scheme to be: rely on the mutual combination of above-mentioned structure can form monolithic ladder or biplate ladder or one or number chair, make the utility model effectively solve above-mentioned disappearance, very desirable.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the utility model critical element;

Fig. 2 is that the utility model forms the sectional view that the monolithic ladder makes use-case;

Fig. 3 is that the utility model forms the sectional view that the biplate ladder makes use-case;

Fig. 4 is the 4-4 line sectional view of Fig. 3;

Fig. 5 is the 5-5 line sectional view of Fig. 4;

Fig. 6 is that the utility model forms the sectional view that a chair makes use-case;

Fig. 7 is that the utility model forms a sectional view that makes use-case.

Description of reference numerals: 1 casing; 11 long slab sheets; 110 pores 111; Button column; 112 engaging bars; 113 slots; 114 short slots; 115 openings; 12 cover plates; 120 pivots; 121 fasteners; 2 rod members; 21 external thread parts; 22 internal thread parts; 3 composite membeies; 4 public assemblies; 40 perforation; 41 lock rings; 42 projections; 43 combined holes; 44 intermediate plates; 45 fixtures; 5 female components; 50 perforation; 51 lock rings; 52 pivot joint blocks; 53 combined holes; 54 intermediate plates; 55 fixtures.

The specific embodiment

In order to allow aforementioned and other purposes, feature and advantage of the present utility model understand by more obvious quilt, preferred embodiment of the present utility model cited below particularly, and cooperate appended graphicly, elaborate.

See also shown in Figure 1ly, the utility model mainly provides a kind of multifunctional ladder, includes a casing 1 that can hold several rod members 2, several composite membeies 3, several public assemblies 4 and several female components 5, wherein:

Described casing 1 is made of a folding long slab sheet 11 and two cover plates 12, described long slab sheet 11 is provided with several pores 110, several button columns 111, engaging bar 112, slot 113 and several short slots that is provided with at interval 114 that can fasten and be connected with engaging bar 112, make long slab sheet 11 form the hollow square body that two ends respectively have an opening 115, and make engaging bar 112 and slot 113 engagement connections according to short slot 114 crooked 90 degree; Described two cover plates 12 are equipped with and can plug together a pivot 120 and a fastener 121 that is connected with several pores 110, make two cover plates 12 can pivot 120 be turned to lift respectively and make two cover plates 12 can seal two openings 115 respectively because of fastener 121 is buckled in corresponding button column 111.

One distal process of described several rod members 2 goes out to be provided with an external thread part 21 littler than body of rod diameter, the other end is concaved with an internal thread part 22 that can screw togather with external thread part 21, the external thread part 21 of different rod members 2 can be made up mutually with internal thread part 22, two rod members 2 are combined into one, as Fig. 2 or shown in Figure 3.

Each outstanding lock ring 41 that is provided with perforation 40 of two end limits of several public assemblies 4, perforation 40 can penetrate for a rod member 2, outstanding several projections 42 that is provided with at least one end limit that described two lock rings are 41, projection 42 is provided with a combined hole 43, outstanding two intermediate plates 44 and the fixture 45 of being provided with outside lock ring 41 laterals, locking fixture 45 can dwindle the circumference of lock ring 41, so that fixedly penetrate the rod member 2 in perforation 40, as Fig. 4 or shown in Figure 5; Otherwise non-locking fixture 45 can enlarge the circumference of lock ring 41, so that take off the rod member 2 that penetrates in perforation 40.

Each outstanding lock ring 51 that is provided with perforation 50 of 5 two ends of several female components limit, perforation 50 can penetrate for a rod member 2, at least one end limit that described two lock rings are 51 is given prominence to and is provided with several pivot joint blocks 52, pivot joint block 52 is provided with a combined hole 53, combined hole 53 penetrates with combined hole 43 involutory confession one composite membeies 3, one female component 5 and a public assembly 4 can be combined into a chair, as shown in Figure 6; Outstanding two intermediate plates 54 and the fixture 55 of being provided with outside lock ring 51 laterals, locking fixture 55 can dwindle the circumference of lock ring 51, so that fixedly penetrate the rod member 2 in perforation 50, as Fig. 4 or shown in Figure 5; Otherwise non-locking fixture 55 can enlarge the circumference of lock ring 51, so that take off the rod member 2 that penetrates in perforation 50.

See also shown in Figure 2, the external thread part 21 of different rod members 2 is made up mutually with internal thread part 22, several rod members 2 can be combined into a straight-bar, the lock ring 51 on continuous 5 two ends of several female components limit that will be provided with at interval penetrates for a straight-bar respectively, and, can form monolithic ladder and use 55 lockings of whole fixtures.

See also shown in Figure 3, also several public assemblies 4 and two straight-bars can be combined to form the use of monolithic ladder with the same manner, the combined hole 43 of this monolithic ladder combined hole 53 involutory confession one composite membeies 3 with a monolithic ladder shown in Figure 2 are penetrated, can form biplate ladder and use.See also shown in Figure 7ly, long slab sheet 11 spread out be laid on two chairs shown in Figure 6 top, promptly form a body and use.

More than explanation is just illustrative for the utility model; and nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited; can make many modifications, variation or equivalence, but all will fall within the protection domain of the present utility model.

Claims

1. multifunctional ladder, it is characterized in that: include several rod members, several public assemblies, wherein: a distal process of described several rod members goes out to be provided with an external thread part littler than body of rod diameter, and the other end is concaved with an internal thread part that can screw togather with external thread part; Each outstanding lock ring that is provided with perforation of two ends of several public assemblies limit, outstanding two intermediate plates and the fixture of being provided with outside described two lock ring laterals; The lock ring on two ends of several public assemblies that are provided with limit penetrates for a straight-bar respectively at interval, and with whole fixture lockings, forms a monolithic ladder.

2. multifunctional ladder is characterized in that: include several rod members, several female components, wherein:

3. multifunctional ladder is characterized in that: include several rod members, several composite membeies, several public assemblies and several female components, wherein:

4. multifunctional ladder is characterized in that: include several rod members, several composite membeies, several public assemblies and several female components, wherein:

5. multifunctional ladder is characterized in that: include a casing that can hold several rod members, several composite membeies, several public assemblies and several female components, wherein:

Described casing is a folding long slab sheet;

6. multifunctional ladder according to claim 5, it is characterized in that: described casing is made of a folding long slab sheet and two cover plates, described long slab sheet is provided with several pores, several button columns, engaging bar, slot and several short slots that is provided with at interval that can fasten and be connected with the engaging bar, described two cover plates are equipped with and can plug together a pivot and a fastener that is connected with several pores, and fastener is buckled on the corresponding button column and makes two cover plates seal two openings respectively.