CN203531739U - Joint structure and multifunctional ladder with same - Google Patents
Joint structure and multifunctional ladder with same Download PDFInfo
- Publication number
- CN203531739U CN203531739U CN201320536330.3U CN201320536330U CN203531739U CN 203531739 U CN203531739 U CN 203531739U CN 201320536330 U CN201320536330 U CN 201320536330U CN 203531739 U CN203531739 U CN 203531739U
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- movable leg
- feet
- articulation structure
- fixing feet
- movable
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Abstract
The utility model relates to the technical field of ladders, and in particular relates to a joint structure and a multifunctional ladder with the same. The joint structure comprises a fixed seat and a movable piece, wherein the fixed seat comprises a fixed foot, a connecting part and a second fixed foot, the first fixed foot and the second fixed foot are respectively connected to two ends of the connecting part, the direction of the first fixed foot is opposite to that of the second fixed foot, and the first fixed foot and the second fixed foot are arranged in a staggering manner; the movable piece comprises a first movable foot and a second movable foot, wherein the first movable foot and the second movable foot are respectively movably connected with the connecting part of the fixed seat, and the first movable foot and the second movable foot are arranged in opposite directions and in a staggering manner. The joint structure has the characteristics of simple structure, easiness in machining and production, firmness in structure, safety in use and wide application range. The multifunctional ladder comprises lower supporting feet which are correspondently arranged on two sides, wherein a footboard is arranged between the lower supporting feet, the upper supporting feet are connected with the lower supporting feet through the joint structure, the multifunctional ladder can be used as a ladder and also can be used as a supporting foot for a desk, and the multifunctional ladder is firm in structure, safe to use, convenient to carry and convenient to fold and store.
Description
Technical field
The utility model relates to ladder technical field, is specifically related to a kind of articulation structure and has the multi-functional ladder of this articulation structure.
Background technology
In daily life, ladder is the indispensable instrument that carries out work high above the ground, as power equipments such as maintenance light fixtures, takes and deposits pinnacled article, and decoration of metope etc., all needs to use ladder.In family or general working environment, the ladder requirement for height using is not high, but must be stabilized structure, uses safety, and can be convenient for carrying and deposit.More existing ladders, due to the restriction of its articulation structure, can only be used as ladder, and cannot accomplish the extension of other purposes, and its function singleness, in actual use procedure, cannot meet people's multiple demands.
Summary of the invention
The purpose of this utility model is for deficiency of the prior art, and a kind of articulation structure is provided, and it has easy processing simple in structure and production, and stabilized structure is used safety, the feature of applied range.
Another object of the present utility model is, a kind of multi-functional ladder is provided, and it can be used as ladder and uses, and the feet that also can be used as desk is used, and stabilized structure, uses safety, is convenient for carrying with folding and deposits.
The purpose of this utility model is achieved through the following technical solutions:
Comprise holder and movable part, holder comprises the first fixing feet, connecting portion and the second fixing feet, and described the first fixing feet and the second fixing feet are connected to the two ends of connecting portion, and described the first fixing feet and the second fixing feet are mutually oppositely and shift to install; Described movable part comprises the first movable leg and the second movable leg, and described the first movable leg, the second movable leg are flexibly connected with the connecting portion of described holder respectively, and described the first movable leg and the second movable leg are mutually oppositely and shift to install.
Wherein, described the first fixing feet, connecting portion and the second fixing feet are one-body molded.
Wherein, described the first movable leg includes with the second movable leg Plug Division, sliding part and the spacing extension being connected successively, and the Plug Division of the Plug Division of described the first movable leg and described the second movable leg is hinged.
Wherein, described the first fixing feet is provided with the first inserting groove, the sliding part of described the first movable leg is plugged in described the first inserting groove, described the second fixing feet is provided with the second inserting groove, the sliding part of described the second movable leg is plugged in described the second inserting groove, and the width of described spacing extension is greater than the width of described the first inserting groove and the second inserting groove.
Wherein, described Plug Division and connecting portion correspondence are provided with spliced eye, described movable part and described holder are plugged in described spliced eye by dead bolt and fix, described connecting portion is provided with latch perforation, described sliding part is provided with the be provided with limit sliding chutes corresponding with described latch perforation, described limit sliding chutes is connected by a latch with described latch perforation, and described latch is through described limit sliding chutes.
A kind of multi-functional ladder, comprise that correspondence is arranged at the ambilateral lower support pin of multifunctional ladder, between lower support pin, be provided with pedal, the top of described lower support pin has extended upper support pin, between described upper support pin and lower support pin, by the above-mentioned articulation structure of the utility model, is connected.
Wherein, described articulation structure comprises left articulation structure and right articulation structure, the top of left articulation structure is connected with the first upper left feet and the second upper left feet, the top of described right articulation structure is connected with the first upper right feet and the second upper right feet, between described the first upper left feet and the first upper right feet, described the second upper left feet and described the second upper right feet, is connected with respectively cross bar.
Wherein, two described cross bars are provided with the serrated slot of V-type relatively, and described serrated slot is provided with sawtooth.
Wherein, between two described cross bars, be provided with buckle structure, buckle structure is provided with anchor switch, between the first movable leg of described articulation structure and the first fixing feet, is provided with bayonet unit.
Wherein, described pedal is divided into upper footboard and lower pedal, between described upper footboard and lower pedal, is connected with telescoping mechanism, and described lower pedal middle part is provided with fold mechanism.
The beneficial effects of the utility model: a kind of articulation structure, the first fixing feet is connected by holder with the second fixing feet, both can adopt and be fixedly connected with or be flexibly connected, be flexibly connected again the first movable leg and the second movable leg, the first movable leg and the second movable leg can be realized opening and closing movement with respect to the first fixing feet and the second fixing feet, the first fixing feet and the first movable leg can form closed parallel construction or " V " type structure, and the second fixing feet and the second movable leg can form closed parallel construction or " V " type structure; When articulation structure is during in complete closure state, articulation structure becomes a rectangular configuration, when articulation structure is during in full open position, articulation structure becomes intersection " X " type, with respect to four traditional pin articulation structures, can only realize four pin open and close function simultaneously, four pin of articulation structure of the present utility model can be realized between two and being mutually flexibly connected, broken through the technology barrier of traditional articulation structure, range of application and the flexibility of articulation structure have been strengthened, the scope of application is wider, and stabilized structure, is used safety, is especially applicable to being applied to the connection in ladder.
Another beneficial effect of the present utility model: a kind of multi-functional ladder, comprise upper support pin and lower support pin, upper support pin is connected by articulation structure of the present utility model with lower support pin, traditional ladder can only be realized opening of lower support pin and folding, therefore can only be used as ladder, multi-functional ladder of the present utility model can be realized lower support pin and open separately the function of opening separately with upper support pin, also can realize the function that upper support pin and lower support pin are opened simultaneously.When only opening lower support pin, ladder is realized the function of general ladder, when upper support pin and lower support pin are opened simultaneously, ladder forms a stable chiasma type structure, this chi structure can be realized upset, above can place flat board, as putting table, uses, widen the use of ladder, strengthened the practicality of ladder.
Accompanying drawing explanation
Utilize accompanying drawing to be described further utility model, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to the following drawings other accompanying drawing.
Overall structure schematic diagram when Fig. 1 is a kind of articulation structure closure of the utility model;
Fig. 2 is the overall structure schematic diagram of a kind of articulation structure of the utility model while opening completely;
Fig. 3 is the decomposition texture schematic diagram of a kind of articulation structure of the utility model;
Fig. 4 is the lateral view of a kind of multi-functional ladder of the utility model;
Fig. 5 is the perspective view of a kind of multi-functional ladder of the utility model.
Reference numeral comprises: 1---the first fixing feet 2---second fixing feet 3---connecting portion
4---the first movable leg 5---the second movable leg 6---Plug Division 7---sliding parts
8---spacing extension 9---spliced eye 10---dead bolt 11---latches
12---lower support pin 13---the left articulation structures of upper support pin 14---pedal 15---
16---right articulation structure 17---cross bar 18---serrated slot 19---buckle structures
20---telescoping mechanism 21---buckle 31---latch perforation 71---limit sliding chutes
151---the first upper left feet 152---second upper left feet 161---the first upper right feets
162---the second upper right feet.
The specific embodiment
With the following Examples the utility model is further described.
As shown in Figure 1, a kind of articulation structure, comprise holder and movable part, holder comprises the first fixing feet 1, connecting portion 3 and the second fixing feet 2, described the first fixing feet 1 and the second fixing feet 2 are oppositely fixedly connected by described connecting portion 3, described movable part comprises the first movable leg 4 and the second movable leg 5, and described the first movable leg 4 is flexibly connected respectively with described holder with the second movable leg 5, and described the first movable leg 4 and the second movable leg 5 oppositely join.The first fixing feet 1 and the second fixing feet 2 are fixedly after Opposite direction connection, be flexibly connected again the first movable leg 4 and the second movable leg 5, the first movable leg 4 and the second movable leg 5 can be realized opening and closing movement with respect to the first fixing feet 1 and the second fixing feet 2 separately, the first fixing feet 1 and the first movable leg 4 can form closed parallel construction or " V " type structure, and the second fixing feet 2 and the second movable leg 5 can form closed parallel construction or " V " type structure; When articulation structure is during in complete closure state, articulation structure becomes a rectangular configuration, as shown in Figure 2, when articulation structure is during in full open position, articulation structure becomes intersection " X " type, with respect to four traditional pin articulation structures, can only realize four pin open and close function simultaneously, the utility model has increased the function of the independent open and close of bipod, broken through the technology barrier of traditional articulation structure, strengthened range of application and the flexibility of articulation structure, the scope of application is wider, and stabilized structure, use safety, be especially applicable to being applied to the connection in ladder.
Concrete, described the first fixing feet 1 and the second fixing feet 2 shift to install, and described the first movable leg 4 and the second movable leg 5 shift to install.As shown in Figure 2, the first fixing feet 1 is positioned at the upper right side of connecting portion 3, and the second fixing feet 2 is positioned at the lower-left side of connecting portion 3, and the upper left side of connecting portion 3 connects the first movable leg 4, and the lower right side of connecting portion 3 connects the second movable leg 5.The first movable leg 4 can be opened separately with respect to the first fixing feet 1, and the second movable leg 5 can be opened separately with respect to the second fixing feet 2.
As shown in Figure 3, described the first movable leg 4 and the second movable leg 5 include Plug Division 6, sliding part 7 and spacing extension 8, and the Plug Division 6 of described the first movable leg 4 is hinged with the Plug Division 6 of described the second movable leg 5.The first movable leg 4 and the second movable leg 5 are hinged fixing by Plug Division 6, sliding part 7 is for the sliding support when the first movable leg 4 and the second movable leg 5 rotate with respect to holder, when the first movable leg 4 is outwards opened with respect to the first fixing feet 1, after arriving certain angle, spacing extension 8 plays position-limiting action.
Further concrete, described the first fixing feet 1 is provided with the first inserting groove, the sliding part 7 of described the first movable leg 4 is plugged in described the first inserting groove, described the second fixing feet 2 is provided with the second inserting groove, the sliding part 7 of described the second movable leg 5 is plugged in described the second inserting groove, this sliding part 7 is provided with corresponding clamping position with inserting groove, easy to assembly.The width of described spacing extension 8 is H, the width of described the first inserting groove and the second inserting groove is h, H is greater than h, when the first movable leg 4 is opened with respect to the first fixing feet 1, spacing extension 8 is owing to being greater than the width of the first inserting groove, therefore the spacing extension 8 of the first movable leg 4 can be positioned on the side of the second fixing feet, and articulation structure reaches firm safe open mode.
Further, described Plug Division 6 and connecting portion 3 correspondences are provided with spliced eye 9, the spliced eye 9 of Plug Division 6 is communicated with the spliced eye 9 of connecting portion 3, described movable part and described holder are plugged in described spliced eye 9 realizations by dead bolt 10 and are hinged, described connecting portion 3 is provided with latch perforation 31, described sliding part 7 is provided with and the latch 31 corresponding limit sliding chutes 71 of boring a hole, described limit sliding chutes 71 is connected by a latch 11 with described latch perforation 31, described latch 11 is through described limit sliding chutes 71, limit sliding chutes 71 can be along latch 11 activities, strengthen the steadiness of whole articulation structure.
As another embodiment, the first fixing feet 1 is flexibly connected with the second fixing feet 2, and the first movable leg 4 is flexibly connected with the second movable leg 5, and articulation structure can be realized open and close flexibly.But this kind of structure had relatively high expectations for the stable connection of articulation structure.
As shown in Figure 4, a kind of multi-functional ladder, comprise that correspondence is arranged at the ambilateral lower support pin 12 of multifunctional ladder, between lower support pin 12, be provided with pedal 14, the top of described lower support pin 12 has extended upper support pin 13, between described upper support pin 13 and lower support pin 12, by articulation structure described in the utility model, be connected, traditional ladder can only be realized opening of lower support pin 12 and folding, therefore can only be used as ladder, multi-functional ladder of the present utility model can be realized lower support pin 12 and open separately the function of opening separately with upper support pin 13, also can realize the function that upper support pin 13 and lower support pin 12 are opened simultaneously.When only opening lower support pin 12, ladder is realized the function of general ladder, when upper support pin 13 and lower support pin 12 are opened simultaneously, ladder forms a stable chiasma type structure, this chi structure can be realized angle upset, above can place flat board, as putting table, uses, widen the use of ladder, strengthened the practicality of ladder.
As shown in Figure 5, described articulation structure comprises left articulation structure 15 and right articulation structure 16, the top of left articulation structure 15 is connected with the first upper left feet 151 and the second upper left feet 152, the top of described right articulation structure 16 is connected with the first upper right feet 161 and the second upper right feet 162, between described the first upper left feet 151 and the first upper right feet 161, described the second upper left feet 152 and described the second upper right feet 162, is connected with respectively cross bar 17.When multi-functional ladder is placed on family, after opening, can be used as drying rack, cross bar 17 is for hanging article.
Two described cross bars 17 are provided with the serrated slot 18 of V-type relatively, described serrated slot 18 is provided with sawtooth, and serrated slot 18 is for when the needs sawing object, as timber, plastic pipe etc., these can be treated to sawing thing is placed in serrated slot 18, for positioning object with facilitate sawing.Serrated slot 18 is located at respectively on the position that two different cross bars 17 are relative, when upper support pin 13 is opened relatively, between two serrated slot 18, there is certain distance, the larger object of convenient sawing length, multistage sawtooth in serrated slot 18, is applicable to the fixedly object of different-diameter size, and two relative serrated slot 18 form a sawtooth group, sawtooth group is preferably two, is arranged at respectively the two ends of cross bar 17.
Between two described cross bars 17, be provided with buckle structure 19, buckle structure 19 is provided with anchor switch.In order to prevent upper support pin 13, arbitrarily open, affect the safety that multi-functional ladder is used as ladder, be provided with buckle structure 19, by 17 lockings of two cross bars, when needs are opened two cross bars 17, only need the anchor switch once of drawing gently, can untie buckle structure 19, upper support pin 13 is opened.Between the first movable leg 4 of described articulation structure and the first fixing feet 1, be provided with buckle 21, make articulation structure more firm, strengthen the safety while using as ladder.
Described pedal 14 is divided into upper footboard and lower pedal, between described upper footboard and lower pedal, is connected with telescoping mechanism 20, and described lower pedal middle part is provided with fold mechanism.Here telescoping mechanism 20 and fold mechanism, all adopt in prior art the foldable structure of general folding ladder, is convenient to the folding storage of multi-functional ladder, is convenient for carrying.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection domain; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not depart from essence and the scope of technical solutions of the utility model.
Claims (10)
1. an articulation structure, it is characterized in that: comprise holder and movable part, holder comprises the first fixing feet, connecting portion and the second fixing feet, described the first fixing feet and the second fixing feet are connected to the two ends of connecting portion, and described the first fixing feet and the second fixing feet are mutually oppositely and shift to install; Described movable part comprises the first movable leg and the second movable leg, and described the first movable leg, the second movable leg are flexibly connected with the connecting portion of described holder respectively, and described the first movable leg and the second movable leg are mutually oppositely and shift to install.
2. a kind of articulation structure according to claim 1, is characterized in that: described the first fixing feet, connecting portion and the second fixing feet are one-body molded.
3. a kind of articulation structure according to claim 2, it is characterized in that: described the first movable leg includes with the second movable leg Plug Division, sliding part and the spacing extension being connected successively, and the Plug Division of the Plug Division of described the first movable leg and described the second movable leg is hinged.
4. a kind of articulation structure according to claim 3, it is characterized in that: described the first fixing feet is provided with the first inserting groove, the sliding part of described the first movable leg is plugged in described the first inserting groove, described the second fixing feet is provided with the second inserting groove, the sliding part of described the second movable leg is plugged in described the second inserting groove, and the width of described spacing extension is greater than the width of described the first inserting groove and the second inserting groove.
5. a kind of articulation structure according to claim 4, it is characterized in that: described Plug Division and connecting portion correspondence are provided with spliced eye, described movable part and described holder are plugged in described spliced eye by dead bolt and fix, described connecting portion is provided with latch perforation, described sliding part is provided with and the described latch corresponding limit sliding chutes of boring a hole, described limit sliding chutes is connected by a latch with described latch perforation, and described latch is through described limit sliding chutes.
6. a multi-functional ladder with the articulation structure described in claim 1-5 any one, comprise that correspondence is arranged at the ambilateral lower support pin of multifunctional ladder, between lower support pin, be provided with pedal, it is characterized in that, the top of described lower support pin has extended upper support pin, between described upper support pin and lower support pin, by the articulation structure described in claim 1-5 any one, is connected.
7. multi-functional ladder according to claim 6, it is characterized in that: multi-functional ladder is provided with left articulation structure and right articulation structure, the top of left articulation structure is connected with the first upper left feet and the second upper left feet, the top of described right articulation structure is connected with the first upper right feet and the second upper right feet, between described the first upper left feet and the first upper right feet, described the second upper left feet and described the second upper right feet, is connected with respectively cross bar.
8. multi-functional ladder according to claim 7, is characterized in that: two described cross bars are provided with the serrated slot of V-type relatively, and described serrated slot is provided with sawtooth.
9. multi-functional ladder according to claim 7, is characterized in that: between two described cross bars, be provided with buckle structure, buckle structure is provided with anchor switch, between the first movable leg of described articulation structure and the first fixing feet, is provided with bayonet unit.
10. multi-functional ladder according to claim 6, is characterized in that: described pedal comprises upper footboard and lower pedal, between described upper footboard and lower pedal, is connected with telescoping mechanism, and described lower pedal middle part is provided with fold mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320536330.3U CN203531739U (en) | 2013-08-30 | 2013-08-30 | Joint structure and multifunctional ladder with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320536330.3U CN203531739U (en) | 2013-08-30 | 2013-08-30 | Joint structure and multifunctional ladder with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203531739U true CN203531739U (en) | 2014-04-09 |
Family
ID=50417961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320536330.3U Expired - Lifetime CN203531739U (en) | 2013-08-30 | 2013-08-30 | Joint structure and multifunctional ladder with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203531739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112043108A (en) * | 2020-09-14 | 2020-12-08 | 青岛枫泰木业有限公司 | Wood bed convenient to store |
-
2013
- 2013-08-30 CN CN201320536330.3U patent/CN203531739U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112043108A (en) * | 2020-09-14 | 2020-12-08 | 青岛枫泰木业有限公司 | Wood bed convenient to store |
| CN112043108B (en) * | 2020-09-14 | 2022-06-07 | 青岛枫泰木业有限公司 | Wood bed convenient to store |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |