CN203271562U - Multifunctional ladder - Google Patents
Multifunctional ladder Download PDFInfo
- Publication number
- CN203271562U CN203271562U CN 201320251986 CN201320251986U CN203271562U CN 203271562 U CN203271562 U CN 203271562U CN 201320251986 CN201320251986 CN 201320251986 CN 201320251986 U CN201320251986 U CN 201320251986U CN 203271562 U CN203271562 U CN 203271562U
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- ladder
- main
- fagging
- complementary
- support portion
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Abstract
The utility model relates to a multifunctional ladder. The multifunctional ladder comprises a main ladder assembly, an auxiliary ladder assembly and a stabilizing rod, wherein the main ladder assembly comprises main support parts and main pedals, the main support parts comprise outer support plates, inner support plates and bottom support plates, limiting troughs are uniformly formed in the inner support plates, the outer support plates and the inner support plates are connected through the bottom support plates to form trough-shaped intervals among the outer support plates and the inner support plates, and two ends of the trough-shaped intervals are both in an opened state; the auxiliary ladder assembly comprises auxiliary support parts and auxiliary pedals, wherein the auxiliary support parts are matched with the trough-shaped intervals, the auxiliary pedals are matched with the limiting troughs, and clamping shafts are arranged at one ends of the auxiliary support parts; and the stabilizing rod is of a connecting rod structure formed by hinging at least one pair of connecting rod bodies with connecting shafts end to end, and connecting troughs matched with the clamping shafts are formed in one ends of the connecting rod bodies. According to the multifunctional ladder, the structure is simple and firm, wherein the auxiliary ladder assembly not only can be embedded into the inner sides of the main ladder assembly through the trough-shaped intervals, but also can be overturned by 180 degrees to form a line-shaped ladder to be used, so that multifunctional ladder not only is convenient and flexible to carry and place, but also is stronger in applicability.
Description
Technical field
The utility model relates to a kind of ladder, relates in particular to a kind of multifunctional ladder.
Background technology
Ladder makes a kind of instrument be used to ascending a height and using very common in our daily life, usually is divided into yi shaped ladder and double ladder.Because yi shaped ladder is usually wanted reliable thing, therefore use very inconvenient, gradually also away from our daily life.Yet double ladder is owing to there being four legs, uses safelyr, reliable, gradually generally used by masses, but traditional herringbone ladder usually can only be single uses as double ladder, is only suitable for using for indoor or outdoors shorter place; When needs to outdoor or indoor need climbing higher local time, often the height due to double ladder does not reach and can not use, and must change into the longer yi word pattern ladder of size, has brought very large inconvenience to the user like this; Simultaneously, existing herringbone ladder is all that main ladder support and secondary ladder all are superimposed usually closing when closing, and not binding has again so just caused that main ladder support and secondary ladder easily scatter in handling process, hand is easy to be crushed, also take up room very much when placing, be easy to topple over, safe not, therefore, not only purposes is single for traditional herringbone ladder, and applicability is limited, and also convenient not, flexible in placement and carrying.
As can be known above-mentioned, be necessary prior art is further improved.
Summary of the invention
The utility model is single in order to solve existing ladder purposes, applicability is limited, place and carrying also convenient not, flexibly problem and propose a kind of simple in structure, the low and multipurpose of cost, placement simultaneously and convenient in carrying, flexible are used safe and reliable multifunctional ladder.
The utility model is achieved through the following technical solutions:
A kind of multifunctional ladder, comprise main ladder support, and the hinged secondary ladder of described main ladder support and be connected in described main ladder support and secondary ladder between stabiliser bar; Described main ladder support comprises main support portion and main pedal, and described main support portion comprises outer fagging, interior fagging and bottom bracing plate; Evenly be provided with stopper slot on described interior fagging; Described outer fagging be connected fagging and connect by described bottom bracing plate and form each other slot-shaped gap; The two ends in described grooved gap all are opening-wide state; Described secondary ladder comprises the secondary support portion that is complementary with described slot-shaped gap and the secondary pedal that is complementary with described stopper slot; One end of described secondary support portion is provided with the screens axle; Described stabiliser bar is by at least one pair of gonnecting rod body and the hinged link rod structure of pitman shaft head and the tail; One end of described gonnecting rod body is provided with the link slot that is complementary with described screens axle.
Described multifunctional ladder, wherein: the top of described outer fagging and interior fagging also is provided with more than one pilot hole; Described outer fagging also is provided with in the position that is positioned at described pilot hole downside and the described link slot bayonet lock that is complementary; The top of described secondary support portion also is provided with the installing hole that is complementary with described pilot hole.
Described multifunctional ladder, wherein: described stopper slot is positioned at described main pedal downside.
Described multifunctional ladder, wherein: described main ladder support also comprises plug-in unit, main jack and draw-in groove; Described plug-in unit is located at the bottom of described outer fagging, and two ends are oval block, and the middle part is cylinder; Described main jack also is located at the bottom of described outer fagging and is complementary with the oval block of described plug-in unit; Described draw-in groove is located on described outer fagging and with described screens axle and is complementary.
Described multifunctional ladder, wherein: described secondary support portion is the one-board structure, the bottom is provided with the secondary jack that is complementary with described main jack.
The beneficial effects of the utility model are:
The utility model is simple in structure, be skillfully constructed, wherein, secondary ladder can by secondary support portion and slot-shaped gap be connected and the integral body that is connected of described secondary pedal and stopper slot is embedded at the main ladder support inboard, this structure design not only weight than the ladder of traditional herringbone entity structure is gently a lot, and can not take too many space when placing yet, also avoid traditional ladder easily to scatter in carrying and caused the problem of tong; Wherein, because the two ends in grooved gap all are opening-wide state, secondary ladder can overturn 180 ° and become the yi word pattern ladder, can satisfy the use in the differing heights situation; The top of outer fagging is provided with pilot hole, and the top of interior fagging is provided with the installing hole that is complementary with pilot hole, if think that main ladder support and secondary ladder bonding strength not also can be equipped with pin member by pilot hole and installing hole and make reinforcement by connection; Simultaneously, different gonnecting rod bodies can be adjusted the angle between main ladder support and secondary ladder in good time and adjust the height of ladder with this by link slot and the clamping of screens axle coupling.Whole ladder is reliable in structure not only, and uses, carries and place all easily, flexibly, is suitable for applying.
Description of drawings
Fig. 1 is the overall structure schematic diagram that the utility model trails;
Fig. 2 is that the utility model closes the structural representation after closing.
Numbering in figure is respectively: 1, main ladder support; 2, secondary ladder; 3, stabiliser bar; 11, main support portion; 12, main pedal; 21, secondary support portion; 22, secondary pedal; 31, gonnecting rod body; 32, pitman shaft; 111, outer fagging; 112, interior fagging; 113, bottom bracing plate; 114, plug-in unit; 115, main jack; 116, draw-in groove; 117, stopper slot; 118, pilot hole; 119, bayonet lock; 211, secondary jack; 212, screens axle; 213, installing hole; 311, link slot.
The specific embodiment
As shown in Figure 1 and Figure 2, this multifunctional ladder is herringbone structure, comprises main ladder support 1, secondary ladder 2 and stabiliser bar 3.
Main ladder support 1 comprises main support portion 11 and main pedal 12; Main support portion 11 comprises outer fagging 111, interior fagging 112, bottom bracing plate 113, plug-in unit 114, main jack 115, draw-in groove 116, stopper slot 117, pilot hole 118 and bayonet lock 119; Main pedal 12 evenly is arranged at interior fagging 112 inboards.Wherein, a side of outer fagging 111 and interior fagging 112 is connected as a single entity by bottom bracing plate 113, makes outer fagging 111 and interior fagging 112 form each other slot-shaped gap, and top and the bottom in this grooved gap are all opened wide; Plug-in unit 114 is located at the bottom of outer fagging 111, and two ends are oval plate, and the middle part is cylinder; Main jack 115 is arranged on outer fagging 111 and is complementary with the oval block of plug-in unit 114; Draw-in groove 116 is located on outer fagging 111 and is positioned at end one side of stabiliser bar 3; Stopper slot 117 evenly is arranged on interior fagging 112 and is positioned at the downside of each main pedal 12; Pilot hole 118 is arranged at the top of outer fagging 111 and interior fagging 112, and in the present embodiment, pilot hole 118 is for being symmetricly set in a pair of of outer fagging 111 and interior fagging 11 tops; Bayonet lock 119 is arranged on the outer fagging 111 of these a pair of pilot hole 118 downsides.
The top of secondary ladder 2 is articulated in main ladder support 1 top, the secondary pedal 22 that it comprises secondary support portion 21 and evenly is arranged at 21 inboards, secondary support portion, wherein, secondary support portion 21 adapts for the slot-shaped gap of formation between the outer fagging 111 of one-board structure and thickness and main ladder support 1 and interior fagging 112; The bottom of secondary support portion 21 is provided with the secondary jack 211 that the main jack 116 with main ladder support 1 is complementary, and is positioned at these pair jack 211 upsides and is provided with the screens axle 212 that the draw-in groove 116 with main ladder support 1 is complementary; The top coupling of secondary support portion 21 inserts in the slot-shaped gap on outer fagging 111 and interior fagging 112 tops and to pass through locating part hinged spacing, wherein, downside at secondary support portion 21 top pin joints linearly also is provided with a pair of installing hole 213, and this a pair of installing hole 213 is complementary with a pair of pilot hole 118 of main ladder support 1.In the present embodiment, this locating part is that root and end are threaded, the threadless plunger form structure in stage casing; The outer fagging 111 of main ladder support 1 and the outside, the top of interior fagging 112 all are symmetrically arranged with nut, and the top of secondary ladder 2 is articulated in the top of main ladder support 1 by being connected of locating part and nut; The stopper slot 118 of the thickness of secondary pedal 22 and the support portion 11 of position and main ladder support 1 is complementary.
Use principle of the present utility model is:
When needs end user font ladder, only need plug-in unit 115 is extracted, if when being subject to spatial constraints or needing the height of adjustment herringbone ladder, only need an end of first segment gonnecting rod body 31 is passed through link slot 311 and 212 clampings of screens axle, the angle between main ladder support 1 and secondary ladder 2 is 45 ° at this moment; Perhaps second section gonnecting rod body 31 is passed through link slot 311 and 212 clampings of screens axle, the angle between main ladder support 1 and secondary ladder 2 is 60 °; Pass through link slot 311 and 212 clampings of screens axle again or with the 3rd joint gonnecting rod body 31, the angle between main ladder support 1 and secondary ladder 2 is 75 °.after being finished ladder, secondary ladder 2 is closed towards main ladder support 1 direction close, secondary ladder 2 this moment secondary pedal 22 is from top to bottom understood in turn successively, and coupling is embedded in the stopper slot 117 of main ladder support 1, and the screens axle 212 that is positioned at secondary ladder 2 bottoms can coupling be embedded at the draw-in groove 116 of main ladder support 1 China and foreign countries' fagging 111, until secondary ladder 2 is embedded in the outer fagging 111 and the gap between interior fagging 112 of main ladder support 1 fully, the main jack 115 of main ladder support 1 and the secondary jack 211 of secondary ladder 2 just align simultaneously, this moment plug-in unit 114 is mated successively and insert main jack 115 and secondary jack 211 and make stabiliser bar 3 second connecting rod bodies 31 be fastened in the bayonet lock 119 of main ladder support 1 by link slot 311, after plug-in unit 114 was the secondary support portion 21 that an oval end passes secondary ladder 2 fully, with plug-in unit 114 half-twists, this moment, secondary ladder 2 just was fixed together with main ladder support 1, just can directly ladder be placed.
When needs are used the yi word pattern ladder, only need secondary ladder 2 is overturn 180 ° and can use around the top of main ladder support 1; If think that structure is reliable not, the locating part on secondary ladder 2 tops can be taken off, secondary ladder 2 is inserted the below of the slot-shaped gap between fagging 111 and interior fagging 112 outward, simultaneously the pilot hole 118 by main ladder support 1 be connected the installing hole 213 of ladder 2 be equipped with pin member secondary ladder 2 is connected with main ladder support 1 spacing, can end user's font ladder.
Claims (5)
1. multifunctional ladder, comprise main ladder support (1), and the hinged secondary ladder (2) of described main ladder support (1) and be connected in described main ladder support (1) and secondary ladder (2) between stabiliser bar (3); It is characterized in that: described main ladder support (1) comprises main support portion (11) and main pedal (12), and described main support portion (11) comprises outer fagging (111), interior fagging (112) and bottom bracing plate (113); Evenly be provided with stopper slot (117) on described interior fagging (112); Described outer fagging (111) be connected fagging (112) and connect by described bottom bracing plate (113) and form each other slot-shaped gap; The two ends in described grooved gap all are opening-wide state;
Described secondary ladder (2) comprises the secondary support portion (21) that is complementary with described slot-shaped gap and the secondary pedal (22) that is complementary with described stopper slot; One end of described secondary support portion (21) is provided with screens axle (212);
Described stabiliser bar (3) is by at least one pair of gonnecting rod body (31) and the hinged link rod structure of pitman shaft (32) head and the tail; One end of described gonnecting rod body (31) is provided with the link slot (311) that is complementary with described screens axle (212).
2. multifunctional ladder as claimed in claim 1, it is characterized in that: the top of described outer fagging (111) and interior fagging (112) also is provided with more than one pilot hole (118);
Described outer fagging (111) also is provided with in the position that is positioned at described pilot hole (118) downside and described link slot (311) bayonet lock (119) that is complementary;
The top of described secondary support portion (21) also is provided with the installing hole (213) that is complementary with described pilot hole (118).
3. multifunctional ladder as claimed in claim 1, it is characterized in that: described stopper slot (117) is positioned at described main pedal (12) downside.
4. multifunctional ladder as claimed in claim 1 or 2, it is characterized in that: described main ladder support (1) also comprises plug-in unit (114), main jack (115) and draw-in groove (116);
Described plug-in unit (114) is located at the bottom of described outer fagging (111), and two ends are oval block, and the middle part is cylinder;
Described main jack (115) also is located at the bottom of described outer fagging (111) and is complementary with the oval block of described plug-in unit (114);
Described draw-in groove (116) is located at described outer fagging (111) upward and is complementary with described screens axle (212).
5. multifunctional ladder as claimed in claim 4 is characterized in that: described secondary support portion (21) is the one-board structure, and the bottom is provided with the secondary jack (211) that is complementary with described main jack (115).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320251986 CN203271562U (en) | 2013-04-25 | 2013-04-25 | Multifunctional ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320251986 CN203271562U (en) | 2013-04-25 | 2013-04-25 | Multifunctional ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203271562U true CN203271562U (en) | 2013-11-06 |
Family
ID=49502001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320251986 Expired - Fee Related CN203271562U (en) | 2013-04-25 | 2013-04-25 | Multifunctional ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203271562U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033098A (en) * | 2014-06-30 | 2014-09-10 | 广西大学 | Dual-purpose herringbone ladder |
| CN105221056A (en) * | 2014-06-03 | 2016-01-06 | 张仕杰 | The working stand of support function can be strengthened |
| CN106150335A (en) * | 2015-04-10 | 2016-11-23 | 五冶集团上海有限公司 | A kind of double ladder for converter oblique flue mending-leakage and using method thereof |
| CN106337646A (en) * | 2016-11-21 | 2017-01-18 | 北方民族大学 | Combined ladder unit and multifunctional ladder |
-
2013
- 2013-04-25 CN CN 201320251986 patent/CN203271562U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221056A (en) * | 2014-06-03 | 2016-01-06 | 张仕杰 | The working stand of support function can be strengthened |
| CN104033098A (en) * | 2014-06-30 | 2014-09-10 | 广西大学 | Dual-purpose herringbone ladder |
| CN106150335A (en) * | 2015-04-10 | 2016-11-23 | 五冶集团上海有限公司 | A kind of double ladder for converter oblique flue mending-leakage and using method thereof |
| CN106337646A (en) * | 2016-11-21 | 2017-01-18 | 北方民族大学 | Combined ladder unit and multifunctional ladder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20140425 |