CN205840764U - A kind of overturning-preventing double ladder - Google Patents
A kind of overturning-preventing double ladder Download PDFInfo
- Publication number
- CN205840764U CN205840764U CN201620500353.2U CN201620500353U CN205840764U CN 205840764 U CN205840764 U CN 205840764U CN 201620500353 U CN201620500353 U CN 201620500353U CN 205840764 U CN205840764 U CN 205840764U
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- Prior art keywords
- ladder
- fixed
- support
- fixing plate
- groove
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Abstract
A kind of overturning-preventing double ladder, including left ladder, right ladder, also include travel(l)ing rest, described travel(l)ing rest is fixed at left ladder respectively, right ladder both sides, and with ladder bars at grade, described travel(l)ing rest includes that groove fixed by support, support, positioning mounting, described support is fixed groove and is fixed on the downside of ladder bars, described travel(l)ing rest one end is fixing end, the other end is movable end, described fixing end is provided with bracket fixing plate, it is rotatable fixing by positioning mounting that groove fixed by described bracket fixing plate and support, described bracket fixing plate can also be fixing by positioning mounting location.The left ladder of this utility model overturning-preventing double ladder is provided with travel(l)ing rest with the ladder bars on right ladder both sides, stability is more preferable, even if when left ladder exists uneven with right ladder both sides, travel(l)ing rest also can support ladder bars, prevent double ladder from occurring the situation of rollover to occur, be greatly improved safety.
Description
Technical field
This utility model relates to ladder field, espespecially a kind of overturning-preventing double ladder.
Background technology
Along with growth in the living standard, people are more and more higher to the requirement of quality of life, the a lot of decoration of interpolation of being often in, such as Crystal lamp, curtain, ornament etc., in daily life, the maintenance work of ornament gradually increases, the use of double ladder is more and more frequent, sometimes need to carry out rise from operation, existing double ladder uses the hinged mode of two terraced frames to complete rise from operation mostly, it is not provided with the travel(l)ing rest for overturning-preventing, this double ladder seems the most dangerous, ladder stabilizer is poor, it is susceptible to rollover, there is certain potential safety hazard.
Utility model content
For solving the problems referred to above, this utility model provides a kind of good stability, is provided with the overturning-preventing double ladder of travel(l)ing rest.
nullFor achieving the above object，The technical solution adopted in the utility model is a kind of overturning-preventing double ladder，Including left ladder、Right ladder，Described left ladder、Right ladder all includes two ladder bars、And the pedal being fixed between ladder bars，Described left ladder top is hinged with right ladder top，It is connected between described left ladder and right ladder and has telescopic spacing cross bar，Also include travel(l)ing rest，Described travel(l)ing rest is fixed at left ladder respectively、Right ladder both sides，And with ladder bars at grade，Described travel(l)ing rest includes that groove fixed by support、Support、Positioning mounting，Described support is fixed groove and is fixed on the downside of ladder bars，Described support one end is fixing end、The other end is movable end，Described fixing end is provided with bracket fixing plate，It is rotatable fixing by positioning mounting that groove fixed by described bracket fixing plate and support，Described bracket fixing plate can also be fixing by positioning mounting location.
nullSpecifically，Described positioning mounting includes rotating alignment pin、Positioning wedged block、Return spring、Spring fixed screw，It is provided with location hole of the spring in the middle of described positioning wedged block，Described support is fixed groove both sides and is provided with side plate、Centre is provided with groove、Downside is provided with base plate，The first rotation dowel hole it is provided with on the upside of described side plate，Downside is provided with fixture block movable span，It is provided with screw hole in the middle of described base plate，Described spring fixed screw is fixed on base plate through screw hole from lower to upper，Described positioning wedged block two ends are located in fixture block movable span，Described return spring one end is connected in location hole of the spring，The other end is socketed in spring fixed screw upper end，Described bracket fixing plate is provided with the corresponding first the second rotation dowel hole rotating dowel hole，Described support fixes groove with bracket fixing plate by rotating alignment pin through the first rotation dowel hole、Second rotation dowel hole is rotatable fixing，The first locating slot it is additionally provided with on described bracket fixing plate、Second locating slot，Described bracket fixing plate all can be connected on positioning wedged block fixing by the first locating slot or the second locating slot.
Specifically, described bracket fixing plate is arc support fixed plate, and described first locating slot is horizontally arranged in bracket fixing plate left end, and described second locating slot is obliquely installed in bracket fixing plate lower end.
Specifically, described support is fixed the groove upper and lower sides of groove and is equipped with fixed screw holes, and described support is fixed groove and fixed through fixed screw holes by screw with ladder bars.
Specifically, described pedal is provided with anti-slip veins, and the movable end of described travel(l)ing rest is provided with rubber sleeve.
Specifically, groove fixed by described support, bracket fixing plate is stamped to form by metal foil, plating zinc on surface, and described support is aluminum square tube support, and described bracket fixing plate is connected by rivet is fixing with support.
The beneficial effects of the utility model are: the left ladder of this utility model overturning-preventing double ladder is provided with travel(l)ing rest with the ladder bars on right ladder both sides, travel(l)ing rest is rotatably affixed in ladder bars by positioning mounting, double ladder is made to add four travel(l)ing rests again as leg on the basis of original four ladder bars are as leg, and the gradient of travel(l)ing rest is bigger than the gradient of ladder bars, stability is more preferable, even if when left ladder exists uneven with right ladder both sides, travel(l)ing rest also can support ladder bars, prevent double ladder from occurring the situation of rollover to occur, it is greatly improved safety.
Accompanying drawing explanation
Fig. 1 is the structural representation that this utility model overturning-preventing double ladder launches.
Fig. 2 is the structural representation that this utility model overturning-preventing double ladder is packed up.
Fig. 3 is the explosive view of this utility model travel(l)ing rest.
Drawing reference numeral illustrates: the most left ladder；The rightest ladder；3. ladder bars；4. pedal；The most spacing cross bar；6. travel(l)ing rest；Groove fixed by 61. supports；611. side plate；6111. first rotate dowel hole；6112. fixture block movable span；612. groove；6121. fixed screw holes；613. base plate；6131. screw hole；62. supports；621. bracket fixing plate；6211. second rotate dowel hole；6212. the first locating slot；6213. the second locating slot；63. positioning mountings；631. rotate alignment pin；632. positioning wedged block；6321. location hole of the spring；633. return spring；634. spring fixed screws；64. rubber sleeves.
Detailed description of the invention
nullRefer to shown in Fig. 1-3，This utility model is about a kind of overturning-preventing double ladder，Including left ladder 1、Right ladder 2，Described left ladder 1、Right ladder 2 all includes two ladder bars 3、And the pedal 4 being fixed between ladder bars 3，Described left ladder 1 top is hinged with right ladder 2 top，It is connected between described left ladder 1 with right ladder 2 and has telescopic spacing cross bar 5，Also include travel(l)ing rest 6，Described travel(l)ing rest 6 is fixed at left ladder 1 respectively、Right ladder 2 both sides，And with ladder bars 3 at grade，Described travel(l)ing rest 6 includes that groove 61 fixed by support、Support 62、Positioning mounting 63，Described support is fixed groove 61 and is fixed on the downside of ladder bars 3，Described support 62 one end is fixing end、The other end is movable end，Described fixing end is provided with bracket fixing plate 621，It is rotatable fixing by positioning mounting 63 that groove 61 fixed by described bracket fixing plate 621 and support，Described bracket fixing plate 621 can also be fixing by positioning mounting 63 location.
Compared with prior art, the left ladder 1 of this utility model overturning-preventing double ladder is provided with travel(l)ing rest 6 with the ladder bars 3 on right ladder 2 both sides, travel(l)ing rest 6 is rotatably affixed in ladder bars 3 by positioning mounting 63, double ladder is made to add four travel(l)ing rests 6 again as leg on the basis of original four ladder bars 3 are as leg, and the gradient of travel(l)ing rest 6 is bigger than the gradient of ladder bars 3, stability is more preferable, even if when left ladder 1 exists uneven with right ladder 2 both sides, travel(l)ing rest 6 also can support ladder bars 3, prevent double ladder from occurring the situation of rollover to occur, it is greatly improved safety.
nullSpecifically，Described positioning mounting 63 includes rotating alignment pin 631、Positioning wedged block 632、Return spring 633、Spring fixed screw 634，It is provided with location hole of the spring 6321 in the middle of described positioning wedged block 632，Described support is fixed groove 61 both sides and is provided with side plate 611、Centre is provided with groove 612、Downside is provided with base plate 613，The first rotation dowel hole 6111 it is provided with on the upside of described side plate 611，Downside is provided with fixture block movable span 6112，It is provided with screw hole 6131 in the middle of described base plate 613，Described spring fixed screw 634 is fixed on base plate 613 through screw hole 6131 from lower to upper，Described positioning wedged block 632 two ends are located in fixture block movable span 6112，Described return spring 633 one end is connected in location hole of the spring 6321，The other end is socketed in spring fixed screw 634 upper end，Described bracket fixing plate 621 is provided with the corresponding first the second rotation dowel hole 6211 rotating dowel hole 6111，Described support fixes groove 61 with bracket fixing plate 621 by rotating alignment pin 631 through the first rotation dowel hole 6111、Second rotation dowel hole 6211 is rotatable fixing，The first locating slot 6212 it is additionally provided with on described bracket fixing plate 621、Second locating slot 6213，Described bracket fixing plate 621 all can be connected on positioning wedged block 632 fixing by the first locating slot 6212 or the second locating slot 6213.
Use such scheme so that travel(l)ing rest 6 is rotatable to be packed up so that travel(l)ing rest 6 is fitted with ladder bars 3, and fixed with positioning wedged block 632 by the first locating slot 6212, save space；When needing to use, travel(l)ing rest 6 is launched the most outward, and fixed with positioning wedged block 632 by the second locating slot 6213, easy to use, good stability.
Specifically, described bracket fixing plate 621 is arc support fixed plate 621, and described first locating slot 6212 is horizontally arranged in bracket fixing plate 621 left end, and described second locating slot 6213 is obliquely installed in bracket fixing plate 621 lower end.
Use such scheme, when making the first locating slot 6212 be connected to positioning wedged block 632, support 62 can be fitted with ladder bars 3, save space, and the second locating slot 6213 is obliquely installed when making it with positioning wedged block 632 clamping, the movable end of travel(l)ing rest 6 is in the same plane with the lower end of ladder bars 3, contacts ground simultaneously, it is ensured that the stability of double ladder.
Specifically, described support is fixed groove 612 upper and lower sides of groove 61 and is equipped with fixed screw holes 6121, and described support is fixed groove 61 and fixed through fixed screw holes 6121 by screw with ladder bars 3.
Using such scheme, support is fixed the upper and lower side of groove 612 of groove 61 and is respectively provided with a fixed screw holes 6121, uses key screw support to fix groove 61 and is fixed on ladder bars 3 side.
Specifically, described pedal 4 is provided with anti-slip veins, and the movable end of described travel(l)ing rest 6 is provided with rubber sleeve 64.
Using such scheme so that double ladder safety is higher, is not easy to slip when user uses, rubber sleeve 64 has anti-skidding effect simultaneously, increases the stability of double ladder, improves safety.
Specifically, groove 61 fixed by described support, bracket fixing plate 621 is stamped to form by metal foil, plating zinc on surface, and described support 62 is aluminum square tube support 62, and described bracket fixing plate 621 is connected by rivet is fixing with support 62.
Below by specific embodiment, this utility model is further described.
This specific embodiment overturning-preventing double ladder respectively arranges the travel(l)ing rest 6 of an overturning-preventing on the leg side of existing four ladder bars 3 of double ladder, can be accepted by positioning mounting 63 so that travel(l)ing rest 6 is fitted with ladder bars 3, save space when user does not uses；When needing to use, travel(l)ing rest 6 is launched to support ladder bars 3, even if left ladder 1 is uneven with the ladder bars of right ladder 2, double ladder has the tendency toppled over, travel(l)ing rest 6 also can support ladder bars 3, it is to avoid double ladder is toppled over, and substantially increases the safety using double ladder.
Wherein, the second rotation dowel hole 6211 on support 62 is fixed on groove 61 by rotating alignment pin 631 through support the first rotation dowel hole 6111 and bracket fixing plate 621 is rotatable with ladder bars 3 fixing；Travel(l)ing rest 6 can be connected on positioning wedged block 632 fixing by the first locating slot 6212 on bracket fixing plate 621 or the second locating slot 6213.Owing to being provided with return spring 633 on the downside of positioning wedged block 632, positioning wedged block 632 can in fixture block movable span 6112 upper and lower elastic movement, when the first locating slot 6212 or second locating slot 6213 of travel(l)ing rest 6 are fixed on positioning wedged block 632, when wanting launch or pack up travel(l)ing rest 6, have only to a positioning wedged block 632 toward drop-down, positioning wedged block 632 is made to leave the first locating slot 6212 or the second locating slot 6213, just rotary movable support 6, either launch or to pack up travel(l)ing rest 6 the most very convenient, simple to operate, safety is good.
Embodiment of above is only to be described preferred implementation of the present utility model; not scope of the present utility model is defined; on the premise of without departing from this utility model design spirit; various deformation that the technical solution of the utility model is made by this area ordinary skill technical staff and improvement, all should fall in the protection domain that claims of the present utility model determine.
Claims (6)
- null1. an overturning-preventing double ladder，Including left ladder、Right ladder，Described left ladder、Right ladder all includes two ladder bars、And the pedal being fixed between ladder bars，Described left ladder top is hinged with right ladder top，It is connected between described left ladder and right ladder and has telescopic spacing cross bar，It is characterized in that: also include travel(l)ing rest，Described travel(l)ing rest is fixed at left ladder respectively、Right ladder both sides，And with ladder bars at grade，Described travel(l)ing rest includes that groove fixed by support、Support、Positioning mounting，Described support is fixed groove and is fixed on the downside of ladder bars，Described support one end is fixing end、The other end is movable end，Described fixing end is provided with bracket fixing plate，It is rotatable fixing by positioning mounting that groove fixed by described bracket fixing plate and support，Described bracket fixing plate can also be fixing by positioning mounting location.
- nullA kind of overturning-preventing double ladder the most according to claim 1，It is characterized in that: described positioning mounting includes rotating alignment pin、Positioning wedged block、Return spring、Spring fixed screw，It is provided with location hole of the spring in the middle of described positioning wedged block，Described support is fixed groove both sides and is provided with side plate、Centre is provided with groove、Downside is provided with base plate，The first rotation dowel hole it is provided with on the upside of described side plate，Downside is provided with fixture block movable span，It is provided with screw hole in the middle of described base plate，Described spring fixed screw is fixed on base plate through screw hole from lower to upper，Described positioning wedged block two ends are located in fixture block movable span，Described return spring one end is connected in location hole of the spring，The other end is socketed in spring fixed screw upper end，Described bracket fixing plate is provided with the corresponding first the second rotation dowel hole rotating dowel hole，Described support fixes groove with bracket fixing plate by rotating alignment pin through the first rotation dowel hole、Second rotation dowel hole is rotatable fixing，The first locating slot it is additionally provided with on described bracket fixing plate、Second locating slot，Described bracket fixing plate all can be connected on positioning wedged block fixing by the first locating slot or the second locating slot.
- A kind of overturning-preventing double ladder the most according to claim 2, it is characterized in that: described bracket fixing plate is arc support fixed plate, described first locating slot is horizontally arranged in bracket fixing plate left end, and described second locating slot is obliquely installed in bracket fixing plate lower end.
- A kind of overturning-preventing double ladder the most according to claim 1, it is characterised in that: described support is fixed the groove upper and lower sides of groove and is equipped with fixed screw holes, and described support is fixed groove and fixed through fixed screw holes by screw with ladder bars.
- A kind of overturning-preventing double ladder the most according to claim 1, it is characterised in that: described pedal is provided with anti-slip veins, and the movable end of described travel(l)ing rest is provided with rubber sleeve.
- A kind of overturning-preventing double ladder the most according to claim 1, it is characterized in that: groove fixed by described support, bracket fixing plate is stamped to form by metal foil, plating zinc on surface, described support is aluminum square tube support, and described bracket fixing plate is connected by rivet is fixing with support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620500353.2U CN205840764U (en) | 2016-05-27 | 2016-05-27 | A kind of overturning-preventing double ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620500353.2U CN205840764U (en) | 2016-05-27 | 2016-05-27 | A kind of overturning-preventing double ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205840764U true CN205840764U (en) | 2016-12-28 |
Family
ID=57622263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620500353.2U Expired - Fee Related CN205840764U (en) | 2016-05-27 | 2016-05-27 | A kind of overturning-preventing double ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205840764U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112912586A (en) * | 2018-10-17 | 2021-06-04 | 泰利斯泰普斯公司 | Stabilizer system for a collapsible ladder |
| CN114150997A (en) * | 2021-12-02 | 2022-03-08 | 中国船舶工业系统工程研究院 | Folding mechanical work ladder for ships |
-
2016
- 2016-05-27 CN CN201620500353.2U patent/CN205840764U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112912586A (en) * | 2018-10-17 | 2021-06-04 | 泰利斯泰普斯公司 | Stabilizer system for a collapsible ladder |
| CN114150997A (en) * | 2021-12-02 | 2022-03-08 | 中国船舶工业系统工程研究院 | Folding mechanical work ladder for ships |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20190527 |