CN200999584Y - Folding H type single ladder - Google Patents
Folding H type single ladder Download PDFInfo
- Publication number
- CN200999584Y CN200999584Y CNU2006201522264U CN200620152226U CN200999584Y CN 200999584 Y CN200999584 Y CN 200999584Y CN U2006201522264 U CNU2006201522264 U CN U2006201522264U CN 200620152226 U CN200620152226 U CN 200620152226U CN 200999584 Y CN200999584 Y CN 200999584Y
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- terraced
- ladder
- riding club
- frame
- hook
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Abstract
A folding H-shaped single ladder is provided, which relates to a structure folding the H-shaped single ladder with a smaller bulk. The single ladder comprises ladder frames in parallel and stepping ladder sticks; wherein, the ladder frames are linked with each stepping ladder stick through a pivot in connecting rod linkage structure, which have a slot channel for containing the stepping ladder sticks in horizontal; ladder frame pivoting holes are opened at the connecting place of the ladder frames and the stepping ladder sticks for assembling the stepping ladder sticks through the pivot, which are positioned at the connecting place between two ends of each stepping ladder stick and the ladder frames in matching. With the structure and the configuration, the utility model can completely fold the two ladder frames, thus further facilitating the collection.
Description
Technical field
The utility model relates to ladder, particularly relates to H type list ladder folded being the structure of small size more.
Background technology
In order to reduce the volume of ladder, be convenient to collection, industry is to realize by telescopic construction mostly, and known technology discloses a kind of H type extension ladder as Chinese patent 200520112294.3, its formation comprises: one group of H type manhole ladder, one group of outer terraced and inserted link of H type, wherein: H type manhole ladder, comprise a plurality of hollow pedal foot levers and two side levers, two side levers are the ㄇ body, its pedal stroke is located at the central authorities of two side lever ㄇ bodies, and described two side levers have the through hole relative with the hollow pedal foot lever; The outer ladder of H type comprises a plurality of pedal strokes and two side levers, and two side levers are the ㄇ body and form and the overlapping rail groove that is nested with of above-mentioned H type manhole ladder, and its pedal stroke is located at the outside of two side levers, and two side levers are near the position of bottom and offer relative perforate; Inserted link is a body of rod, can insert the through hole of two side levers; Outer ladder is liftably to be placed on described manhole ladder, inserted link be can the outer ladder of overlapping insertion perforate and the through hole of manhole ladder.
And for example Chinese patent 200320126992.X discloses a kind of improvement structure of extension ladder, comprise a plurality of cleat stanchions unit, connect external member, locked mechanism and horizontal gangboard, wherein: each cleat stanchion unit is the hollow ladder pipe of fit stretching mutually, respectively has different tube diameters, its upper end is provided with and is horizontally disposed connection external member, connect external member inside and be provided with locked mechanism, its outside is coated by horizontal gangboard.
Chinese patent 200320104356.7 discloses a kind of telescopic emergency staircase structural improvement for another example, comprise the terraced body of forming by side frame and a plurality of horizontal treadle, wherein, this telescopic emergency staircase is formed by the mutual fit of several terraced bodies, the side frame of ladder body is the U font, the U-shaped mouth of the side frame of two adjacent terraced bodies is oppositely arranged, and the outside terraced side frame sidewall of U-shaped mouth is fastened between U-shaped the mouth inside terraced side frame sidewall and treadle; Arch both sides, the first terraced body both sides are provided with two first and collude gripping member, are colluded gripping member and be provided with in addition outside two side frames of its first terraced body; The both sides, upper end of middle terraced body have the gripping member of colluding of being colluded gripping member corresponding to last one terraced body, and the both sides, bottom are provided with and are colluded gripping member; And the last both sides, terraced body upper end are provided with the gripping member of colluding of being colluded gripping member corresponding to last one terraced body, and the both sides, bottom are respectively equipped with quilt with the first terraced body and collude gripping member and collude and hold colluding of location and hold device; Described colluding held device and mainly had the main body that colludes, the main body bottom of colluding is articulated on the pivoted body that is fixed on the side frame, and is provided with elastic reset spare between body in pivoted body and main colluding, and the master colludes the body top and leads oblique one-tenth guidance part, guidance part below forms colludes the bonding part, and colludes the body middle section and be provided with guide member in addition in main.
Known technology is not still to the scheme of the single terraced folding Cheng Gengxiao of H.Market is demanded structure H type list ladder simpler, that be more convenient for collecting urgently and is come out.
Summary of the invention
Problem to be solved in the utility model is, overcomes the above-mentioned defective that the technology of taking over exists, and a kind of folding H type list ladder is provided.
The utility model technical solution problem takes following technical scheme to realize, a kind of folding H type list ladder that provides according to the utility model, comprise the first terraced frame second terraced frame that is parallel to each other, and be horizontally placed on terraced riding club between this ladder frame, wherein, the described first terraced frame, all become connecting rod interlock structure to connect between the second terraced frame and each terraced riding club by pivot, described terraced frame has the terraced riding club of appearance and contains the conduit that crouches wherein, this ladder frame and terraced riding club junction have the terraced frame pivot dress hole of assembling terraced riding club by pivot, and terraced riding club two ends at different levels and terraced frame junction are all mated ladder rod self-pedaling pivot assembling hole is set.
This case technical solution problem can also adopt following technical measures further to realize:
Aforesaid folding H type list ladder, wherein, the terraced riding club of described default step and terraced frame junction are provided with the latch locked mechanism; The described first terraced riding club becomes can ccontaining latch hollow structure, and has and hold the terraced riding club base plate face that this latch laterally slides, and this ladder riding club base plate mask has the latch of appearance to stir the finger notch that handle stretches out and form slideway; Spring one end is connected with terraced riding club by installing the spring pivot, and the other end of this spring and latch become to stir the structure that handle stretches by latch and be connected; Described terraced frame lateral wall and terraced riding club junction are provided with and hold the pin-and-hole that latch stretches out the pin tongue.
Aforesaid folding H type list ladder, wherein, the terraced riding club of another default step and terraced frame junction are provided with the hook locked mechanism, the described second terraced riding club becomes hollow structure, and have terraced riding club base plate face, the positioning end of hook is journaled on this ladder riding club by the notch of bearing pin by terraced riding club base plate face; Described terraced frame lateral wall and this second terraced riding club junction are provided with appearance hook movable end and stretch out and the hook chute that can slide up and down; Setting of hook movable end and the pocket for the punch head that is packed in the pin member coupling locking on the terraced frame, edge hook movable end is stretched and is established the external part of being convenient to the application of force.
Aforesaid folding H type list ladder, wherein, the spacing of pin member in the hook locked mechanism and second pivot of terraced frame and terraced riding club junction is provided with and approximates this second pivot and the spacing of linking up with end, location bearing pin greatly.
Aforesaid folding H type list ladder, wherein, the hook external part linked up with in the described hook locked mechanism forms first inclined plane that can its pocket for the punch head be combined with the pin member snap close by the last pressure application of force, and described hook external part leaves and can make its pocket for the punch head and pin member free second inclined plane of fastening by the application of force.
Aforesaid folding H type list ladder, wherein, place, the base angle device foot of ladder of described terraced frame, this foot of ladder is packed in terraced frame end by securing member by a wear-resisting blob of viscose insert in the foot of ladder assembly fixture, and described foot of ladder assembling is put up the door glyph construction that meets with terraced frame inner chamber and is inserted into terraced frame footing place.
Aforesaid folding H type list ladder, wherein, described described hook locked mechanism is arranged on ladder the most terraced riding club and the first terraced frame or the second terraced frame junction of next step; The outstanding ear type protruding end that forms of the wear-resisting blob of viscose of described foot of ladder.
Aforesaid folding H type list ladder, wherein, the inner chamber that described terraced frame can select for use any cross section generally to become a font, lateral wall to have reinforcing rib rib and terraced frame section exactly forms the section bar of the conduit of ccontaining terraced riding club.
Aforesaid folding H type list ladder, wherein, described terraced frame lateral wall surface is provided with the rib of its reinforcing rib effect.
Aforesaid folding H type list ladder, wherein, the end of described terraced riding club is provided with the yielding inclined-plane of being convenient to terraced riding club and the interlock of terraced frame; The terraced riding club spacing of adjacent step is more than or equal to the length of terraced riding club; Described latch has elongated slot tabular of putting spring in the middle of being set to.
The utility model compared with prior art has significant advantage and beneficial effect.By above technical scheme as can be known, the utility model has following advantage at least under the structure configuration of excellence:
The utility model has disposed is arranged to connecting rod interlock structure between terraced frame and the terraced riding club, and terraced frame is provided with and holds terraced riding club and contain the conduit that crouches wherein, and two terraced frames are closed up fully, is convenient to collection; The reasonable disposition of latch locked mechanism and hook locked mechanism and foot of ladder has further improved security of products, makes the more convenient more affine audient of product.This case is simple in structure can effectively to reduce product cost, and the industry of being more suitable for is applied.The utility model contrast prior art has significant contribution and progress, has realized its technical purpose fully, is the good technology with novelty, creativeness, practicality really.
The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the utility model typical case position assembled construction schematic diagram;
Fig. 2 is the utility model latch locked mechanism cross-sectional view;
Fig. 3 is the local structure for amplifying schematic diagram of the A of Fig. 2;
Fig. 4 is the utility model hook locked mechanism cross-sectional view;
Fig. 5 is the local structure for amplifying schematic diagram of the A of Fig. 4;
Fig. 6 is the utility model locking condition structural representation;
The user mode schematic diagram that Fig. 7 folds for the utility model release.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment, structure, feature and effect thereof that foundation the utility model is provided, describe in detail as after.
Shown in Fig. 1-7, a kind of folding H type list ladder, comprise the first terraced frame 1 that is parallel to each other, the second terraced frame 1 ', and be horizontally placed on several grades of terraced riding clubs 2 between this ladder frame, wherein, the described first terraced frame, all become connecting rod interlock structure to connect between the second terraced frame and each terraced riding club by pivot, described terraced frame has the terraced riding club of appearance and contains the conduit 12 that crouches wherein, this ladder frame and terraced riding club junction have the terraced frame pivot dress hole 11 by the terraced riding club 2 of pivot 201 assemblings, terraced riding club two ends at different levels and terraced frame junction are all mated ladder rod self-pedaling pivot assembling hole 21 are set, thereby the first terraced frame 1 and the second terraced frame 1 ' are closed up;
Described terraced frame lateral wall 10 surfaces are provided with the rib 101 of its reinforcing rib effect; The inner chamber that described terraced frame can select for use any cross section generally to become a font, lateral wall to have reinforcing rib rib and terraced frame section exactly forms the section bar of the conduit 12 of ccontaining terraced riding club, lightweight and the strong requirement of stability had both been satisfied, can make manufactured materials reach the most effective utilization again, lower cost of production; The end of described terraced riding club is provided with the yielding inclined-plane 26,26 ' of being convenient to terraced riding club and the interlock of terraced frame; The terraced riding club spacing of adjacent step is more than or equal to the length of terraced riding club, so that the first terraced frame 1 and the second terraced frame 1 ' close up fully;
One latch locked mechanism 3 is arranged on terraced riding club and the first terraced frame or the second terraced frame junction of default step; Described terraced riding club becomes can ccontaining latch 31 hollow structures, and have and hold the terraced riding club base plate face 24 that this latch laterally slides, and this ladder riding club base plate mask has the latch of appearance to stir the finger notch 247 that handle 310 stretches out and form slideway; Spring 32 1 ends are connected with terraced riding club by installing spring pivot 33, and the other end of this spring and latch become to stir the structure that handle stretches by latch and be connected; Described terraced frame lateral wall 10 is provided with terraced riding club junction and holds the pin-and-hole 103 that latch stretches out pin tongue 312; Described latch has elongated slot 311 tabular of putting spring in the middle of being set to, to improve the security reliability of latch locking;
One hook locked mechanism 4 is arranged on the second terraced riding club 2 ' and the first terraced frame or the second terraced frame junction of another default step, described terraced riding club becomes hollow structure, and has terraced riding club base plate face 24 ', the positioning end 420 of hook 42 is journaled on the terraced riding club by the notch of bearing pin 41 by terraced riding club base plate face, this hook positioning end exactly contains abdomen in the terraced riding club of hollow structure, concealed safety; The described terraced frame lateral wall 10 and the second terraced riding club junction are provided with and hold that the hook movable end stretches out and the hook chute 104 that can slide up and down; The hook movable end of this hook exactly contains abdomen in the terraced frame inner chamber of door glyph construction; Described latch locked mechanism can be not limited only to be provided with a place according to the needs of different purposes ladders, to satisfy further stability requirement;
421 settings of hook movable end and the pocket for the punch head 4211 that is packed in the pin member 43 coupling lockings on the terraced frame, described pin member 43 approximates this second pivot 201 ' and the spacing b that links up with end, location bearing pin 41 greatly with the spacing a of second pivot 201 ' of terraced frame and terraced riding club junction, when the position of this pin member 43 is set to make hook with the pin member locking, form the gusseted structure between hook and terraced riding club and terraced frame, reach the static determinacy state, improve the security and stability of ladder; Described hook locked mechanism 4 can be not limited only to be provided with a place according to the needs of different purposes ladders, to satisfy further static determinacy effect;
Stretch and establish external part 4210 along the hook movable end, this hook external part forms first inclined plane 4213, so that pin is stepped on hook downwards during operation, makes its pocket for the punch head 4211 and pin member 43 locked; Described hook external part leaves second inclined plane 4212, so that when operation upwards played hook with pin, the hook release;
Described hook locked mechanism is arranged on ladder terraced riding club 2 ' and the first terraced frame or the second terraced frame junction of position on the lower side, and the operator that is more convenient for upwards one plays the hook external part with tiptoe, and hook just can make things convenient for release;
Foot of ladder 5 is packed in terraced frame end by securing member 53 by wear-resisting blob of viscose 51 inserts in foot of ladder assembly fixture 52,52 one-tenth door glyph construction that meet with terraced frame inner chamber of described foot of ladder assembly fixture are inserted into terraced frame footing place, terraced frame is played the effect of support, can effectively improve the durability of ladder, the described wear-resisting blob of viscose of the more affine audient 51 outstanding ear type protruding ends 510 that form; Become fulcrum on the ladder last, under become terraced boots, compatibility is strong, is convenient to the industry assembling.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (10)
1. folding H type list ladder, comprise the first terraced frame (1), the second terraced frame (1 ') that are parallel to each other, and be horizontally placed on terraced riding club (2) between this ladder frame, it is characterized in that, all become connecting rod interlock structure to connect between the described first terraced frame, the second terraced frame and each terraced riding club by pivot, described terraced frame has the terraced riding club of appearance and contains the conduit (12) that crouches wherein, this ladder frame and terraced riding club junction have the terraced frame pivot dress hole (11) of assembling terraced riding club (2) by pivot (201), and terraced riding club two ends at different levels and terraced frame junction are all mated ladder rod self-pedaling pivot assembling hole (21) is set.
2. folding H type list ladder as claimed in claim 1 is characterized in that the terraced riding club of described default step and terraced frame junction are provided with latch locked mechanism (3); The described first terraced riding club becomes can ccontaining latch (31) hollow structure, and has and hold the terraced riding club base plate face (24) that this latch laterally slides, and this ladder riding club base plate mask has the latch of appearance to stir the finger notch (247) that handle (310) stretches out and form slideway; Spring (32) one ends are connected with terraced riding club by installing spring pivot (33), and the other end of this spring and latch become to stir the structure that handle stretches by latch and be connected; Described terraced frame lateral wall (10) is provided with the appearance latch with terraced riding club junction and stretches out the pin-and-hole (103) of pin tongue (312).
3. folding H type list ladder as claimed in claim 1 or 2, it is characterized in that, the terraced riding club of another default step and terraced frame junction are provided with hook locked mechanism (4), the described second terraced riding club becomes hollow structure, and have terraced riding club base plate face (24 '), the positioning end (420) of hook (42) is journaled on this ladder riding club by the notch of bearing pin (41) by terraced riding club base plate face; Described terraced frame lateral wall (10) and this second terraced riding club junction are provided with and hold that the hook movable end stretches out and the hook chute (104) that can slide up and down; Hook movable end (421) portion is provided with and the pocket for the punch head (4211) that is packed in pin member (43) the coupling locking on the terraced frame, stretches along the hook movable end and establishes the external part (4210) of being convenient to the application of force.
4. folding H type list ladder as claimed in claim 3, it is characterized in that the pin member (43) in the described hook locked mechanism is provided with the spacing (b) that approximates this second pivot (201 ') and hook location end bearing pin (41) greatly with the spacing (a) of second pivot (201 ') of terraced frame and terraced riding club junction.
5. folding H type list ladder as claimed in claim 4, it is characterized in that, the hook external part linked up with in the described hook locked mechanism forms first inclined plane (4213) that can its pocket for the punch head (4211) be combined with pin member (43) snap close by the last pressure application of force, and described hook external part leaves and can make its pocket for the punch head (4211) and pin member (43) free second inclined plane (4212) of fastening by the application of force.
6. folding H type list ladder as claimed in claim 5, it is characterized in that, place, the base angle device foot of ladder (5) of described terraced frame, this foot of ladder is packed in terraced frame end by securing member (53) by wear-resisting blob of viscose (a 51) insert in foot of ladder assembly fixture (52), described foot of ladder assembling is put up the door glyph construction that meets with terraced frame inner chamber and is inserted into terraced frame footing place.
7. folding H type list ladder as claimed in claim 6 is characterized in that, described described hook locked mechanism is arranged on the ladder the most terraced riding club (2 ') and the first terraced frame or the second terraced frame junction of next step; The outstanding ear type protruding end (510) that forms of the wear-resisting blob of viscose of described foot of ladder.
8. folding H type list ladder as claimed in claim 6 is characterized in that the inner chamber that described terraced frame can select for use any cross section generally to become a font, lateral wall to have reinforcing rib rib and terraced frame section exactly forms the section bar of the conduit (12) of ccontaining terraced riding club.
9. folding H type list ladder as claimed in claim 8 is characterized in that described terraced frame lateral wall (10) surface is provided with the rib (101) of its reinforcing rib effect.
10. folding H type list ladder as claimed in claim 8 is characterized in that, the end of described terraced riding club is provided with the yielding inclined-plane (26,26 ') of being convenient to terraced riding club and the interlock of terraced frame; The terraced riding club spacing of adjacent step is more than or equal to the length of terraced riding club; Described latch has elongated slot (311) tabular of putting spring in the middle of being set to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201522264U CN200999584Y (en) | 2006-12-31 | 2006-12-31 | Folding H type single ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201522264U CN200999584Y (en) | 2006-12-31 | 2006-12-31 | Folding H type single ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200999584Y true CN200999584Y (en) | 2008-01-02 |
Family
ID=39013991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201522264U Expired - Fee Related CN200999584Y (en) | 2006-12-31 | 2006-12-31 | Folding H type single ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200999584Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102920210A (en) * | 2012-11-07 | 2013-02-13 | 杨起 | Beam pulling structure for bed ladder |
| CN102920211A (en) * | 2012-11-07 | 2013-02-13 | 李鑫 | Beam pulling type bed ladder structure |
| CN109552568A (en) * | 2018-11-21 | 2019-04-02 | 太平洋海洋工程（舟山）有限公司 | Step ladder is used on a kind of ship-carried crane |
-
2006
- 2006-12-31 CN CNU2006201522264U patent/CN200999584Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102920210A (en) * | 2012-11-07 | 2013-02-13 | 杨起 | Beam pulling structure for bed ladder |
| CN102920211A (en) * | 2012-11-07 | 2013-02-13 | 李鑫 | Beam pulling type bed ladder structure |
| CN109552568A (en) * | 2018-11-21 | 2019-04-02 | 太平洋海洋工程（舟山）有限公司 | Step ladder is used on a kind of ship-carried crane |
| CN109552568B (en) * | 2018-11-21 | 2020-06-26 | 太平洋海洋工程（舟山）有限公司 | Ascending ladder for shipborne crane |
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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: 20080102 Termination date: 20101231 |