CN106382092B - Ladder and combination ladder - Google Patents
Ladder and combination ladder Download PDFInfo
- Publication number
- CN106382092B CN106382092B CN201611144196.7A CN201611144196A CN106382092B CN 106382092 B CN106382092 B CN 106382092B CN 201611144196 A CN201611144196 A CN 201611144196A CN 106382092 B CN106382092 B CN 106382092B
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- Prior art keywords
- ladder
- connector
- pedal
- ontology
- piece
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
- E06C1/06—Ladders for resting against objects, e.g. walls poles, trees in one piece
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/387—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders having tip-up steps
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/081—Rungs or other treads comprising anti-slip features
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/082—Connections between rungs or treads and longitudinal members
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The present invention provides a kind of ladder and combination ladders, belong to life field of tool, the ladder includes two ladder ontologies, multiple pedals and at least one connector, multiple pedals are rotatably set between two ladder ontologies, the both ends of at least one ladder ontology are fixedly installed fixing piece respectively, the fixing piece of same ladder ontology is on its inside, and connector is hinged with pedal respectively, and connector is slidably disposed in two fixing pieces of same ladder ontology.The ladder is highly practical, security performance is high.
Description
Technical field
The present invention relates to life field of tool, in particular to a kind of ladder and combination ladder.
Background technology
Ladder does side by two root long thick bar, and scansorial cross bar is crossed in centre, for climbing.
Currently, existing ladder safety can not be high, it should not be used in and ride upon at the position of different height, be easy to make people's
It is moved after center of gravity, it is unfavorable for the safety for the personnel of ascending a height.
Invention content
The purpose of the present invention is to provide a kind of ladder, water is in the safety for the personnel that ensure to ascend a height, adjustment pedal always
Level state.
Another object of the present invention is to provide a kind of combination ladders.
What the embodiment of the present invention was realized in：
A kind of ladder, including two ladder ontologies, multiple pedals and at least one connector, multiple pedals are rotatable
It is set between two ladder ontologies, the both ends of at least one ladder ontology are fixedly installed fixing piece respectively, together
The fixing piece of the one ladder ontology is on its inside, and the connector is hinged with the pedal respectively, the connector
It is slidably disposed in two fixing pieces of the same ladder ontology.
In optional embodiment of the present invention, each pedal is equipped with notch, and the opposite two side of the notch is opened respectively
Equipped with the first sliding groove, connecting shaft, the connecting shaft and the connector are slidably provided between two the first sliding grooves
Connection.
In optional embodiment of the present invention, the connector is cylindrical, the length direction of the connector and the ladder
The length direction of sub- ontology is parallel.
In optional embodiment of the present invention, the ladder further includes guard assembly；
The guard assembly includes flexible piece and two sliding blocks, the middle part structure annular in shape of the flexible piece, the flexibility
One end of part is connected with sliding block described in one of them, and the other end of the flexible piece is connected with sliding block described in another；
Two ladder ontologies offer second sliding slot respectively, and the sliding block is slidably disposed in the second sliding slot
It is interior.
In optional embodiment of the present invention, the flexible piece is rope.
In optional embodiment of the present invention, the connector is provided at both ends with external screw thread, the both ends point of the connector
It is not provided with the nut coordinated with it, each side of the fixing piece far from the pedal is both provided with a nut.
In optional embodiment of the present invention, the side of the pedal is provided with skid resistance strip.
In optional embodiment of the present invention, the pedal further includes shaft, and the pedal is rotated by the shaft to be arranged
In the ladder ontology, there is the shaft protruding portion for protruding from the ladder outer body, the radial direction of the protruding portion to wear
Equipped with axis pin.
In optional embodiment of the present invention, the ladder further includes pedestal, and the pedestal includes interconnecting piece and support portion, institute
It states interconnecting piece and the support portion constitutes " L " type, the interconnecting piece is rotationally connected with one end of the ladder ontology.
The present invention also provides a kind of combination ladder, including above-mentioned ladder, wherein one end of two ladders is cut with scissors each other
It connects.
The advantageous effect of the embodiment of the present invention is：The ladder passes through the company of pulling by connector hinged with pedal thereon
Fitting can be such that pedal overturns, suitable for pedal is adjusted to horizontality under different height, meanwhile, which has safety
The high guard assembly of energy, which there is human body waist-chest to be sheathed on interior cyclic structure, when the personnel of ascending a height are slided accidentally
When falling, guard assembly can hinder personnel whereabouts of ascending a height, to catch ladder to strive for the time for the personnel of ascending a height, thus with higher
Safety.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the first viewing angle constructions schematic diagram of ladder provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram at second of visual angle of Fig. 1；
Fig. 3 is the partial enlarged view at A in Fig. 1；
Fig. 4 is the structural schematic diagram at the third visual angle of Fig. 1；
Fig. 5 is the structural schematic diagram at the 4th kind of visual angle of Fig. 1；
Fig. 6 is the partial enlarged view at B in Fig. 1.
Icon：110- ladder ontologies；120- pedals；121- shafts；122- axis pins；130- fixing pieces；140- connectors；
141- nuts；150- notches；160- guard assemblies；161- flexible pieces；162- sliding blocks；170- the first sliding grooves；180- second sliding slots；
190- pedestals；200- is linked up with；210- connecting shafts.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that the orientation of the instructions such as term "upper", "horizontal", "inner", "outside" or
Position relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the orientation usually put or
Position relationship is merely for convenience of description of the present invention and simplification of the description, and does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, art
Language " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal" are not offered as requiring component abswolute level or pendency, but can be slightly tilted.
It is not to indicate that the structure is had to fully horizontally if "horizontal" refers to only that its direction is more horizontal with respect to for "vertical",
But it can be slightly tilted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be indirect by intermediary
It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
For the ladder of pedal type, inventor has found, during the use of ladder, when ladder is set up at various height
When position, in other words, ladder is different with respect to the angle of inclination of certain position, locates at various height for example, being taken twice before and after ladder,
At this point, the angle and the angle for the ladder set up for the second time of the ladder set up for the first time differ, can then make so wherein primary
The pedal for the ladder set up is not at horizontality, and pedal at this time is with respect to ground inclination, when the personnel that ascend a height stand on pedal
When, center of gravity forward or will be moved back with respect to ladder, when the center of gravity for the personnel of ascending a height after ladder with respect to moving, for the personnel of ascending a height
Safety it is unfavorable, and when the center of gravity for the personnel of ascending a height moves forward, and be unfavorable for ascending stair.
Embodiment 1
The embodiment of the present invention provides a kind of ladder, as shown in fig.1, the ladder includes ladder ontology 110 and pedal 120.
As shown in fig.1, the quantity of ladder ontology 110 is two, and 110 plate-like structure of ladder ontology, two ladder sheets
Body 110 is oppositely arranged, wherein in the present embodiment, the plate face parallelogram of ladder ontology 110.
As shown in fig.1, the quantity of pedal 120 is multiple, also plate-like structure, multiple pedals 120 are located at two to pedal 120
Between a ladder ontology 110, and multiple pedals 120 are respectively perpendicular to two ladder ontologies 110, and multiple pedals 120 are rotatable
Ground is arranged between two ladder ontologies 110, and the distance between each adjacent two pedal 120 is consistent, with facilitate the personnel of ascending a height by
Ascending stair is walked, skid resistance strip is provided on pedal 120, the frictional force of ascended a height with enhancing personnel foot and pedal 120.
Specifically, which further includes shaft 121, and 121 quantity of shaft of each pedal 120 is one or two,
Between pedal 120 is rotatably arranged on two ladder ontologies 110 by shaft 121, and the shaft 121 has and protrudes from ladder ontology
The protruding portion in 110 outsides, normally safeguards for convenience of ladder, ladder is enable easily to dismantle, the radial direction of the protruding portion is equipped with
Axis pin 122, wherein the radial lateral surface of axis pin 122 is in contact with the lateral surface of ladder ontology 110, can then make pedal 120 in this way
It is more firm between ladder ontology 110.
As shown in fig.1, the both ends of ladder ontology 110 are respectively arranged with fixing piece 130, and in the present embodiment, fixing piece 130
For platy structure, multiple pedals 120 are respectively positioned between two fixing pieces 130.
In the present embodiment, for avoid fixing piece 130 to ascend a height personnel's ascending stair when generate interference effect, two fixing pieces 130
It is arranged at the inside of ladder ontology 110；Meanwhile the plate face of fixing piece 130 and ladder ontology 110 also vertical relation each other.
As shown in fig.1, being equipped with connector 140 between two fixing pieces 130, which runs through two admittedly
Determine part 130, in the present embodiment, connector 140 is preferably cylindric, and connector 140 specifically can be used round steel and be made, connector
140 are slidably matched with two fixing pieces 130, i.e. offer through-hole on two fixing pieces 130, and connector 140 and two through-holes
It is slidably matched, meanwhile, connector 140 is also hinged with each pedal 120, in this way, when connector 140 is by one of fixing piece
130 to another fixing piece 130 when moving, since connector 140 is hinged with each pedal 120 respectively, when connector 140
When mobile, connector 140 will drive pedal 120 to be moved from one of fixing piece 130 to another 130 direction of fixing piece,
And be rotation connection between pedal 120 and ladder ontology 110, thus, each pedal 120 changes therewith with respect to the angle on ground
Become, and the angle on the opposite ground of each pedal 120 is consistent, as a result, the then angle of adjustable pedal 120, is taken with being suitable for ladder
It is located at the position of different height.
Wherein, the quantity of fixing piece 130 can be two, also can be four.
When the quantity of fixing piece 130 is two, two fixing pieces 130 are then arranged on same ladder ontology 110.
When the quantity of fixing piece 130 is four, each two fixing piece 130 is one group, is all provided on each ladder ontology 110
One group of fixing piece 130 is set, also, the fixing piece 130 on each ladder ontology 110 corresponds to each other, correspondence herein refers to angle
The angle of inclination for spending corresponding, i.e. connector 140 on two ladder ontologies 110 is consistent, in this way could be simultaneously to multiple pedals
120 carry out angular adjustment, otherwise, if two 140 angles of connector on two ladder ontologies 110 are inconsistent, one of them
Connector 140 will influence the angular adjustment of pedal 120.
As shown in fig.2, before and after the overturning of pedal 120, to further strengthen between pedal 120 and ladder ontology 110
Without relative motion, make to be relatively fixed between pedal 120 and ladder ontology 110, in the present embodiment, the both ends of connector 140 are distinguished
It is provided with external screw thread, and the both ends of connector 140 are respectively arranged with the nut 141 with cooperation, wherein the quantity of nut 141 is
At least two, when the quantity of nut 141 is two, the side of the separate pedal 120 of each fixing piece 130 is each provided with a spiral shell
Mother 141, the nut 141 in 140 lower position of connector can limit connector 140 to 110 higher one end of ladder ontology
It is mobile, and the nut 141 in 140 higher position of connector can limit connector 140 to 110 lower one end of ladder ontology
It is mobile, in this way, connector 140 can be fixed for two nuts 141.
Certainly, the quantity of nut 141 may be three or more, when its quantity is three or more, at least two nuts
141 need to be arranged at above-mentioned proposed position.
When ladder with respect to ground angle of inclination from low to high when, by taking two nuts 141 as an example, first, back out connector
140 lower positions and the nut of higher position 141 to higher position and pull connector by the lower position of connector 140
140, after so that multiple pedals 120 is reached predetermined angular, then nut is screwed at the lower position of connector 140 and higher position
141。
When ladder with respect to ground angle of inclination from high to low when, still by taking two nuts 141 as an example, operating process is still
140 lower position of connector and the nut 141 of higher position are first backed out, by the higher position of connector 140 to lower position
And connector 140 is pulled, and then multiple pedals 120 is driven to overturn to proper angle, when multiple pedals 120 reach predetermined angular
When, nut 141 is then screwed at the lower position of connector 140 and higher position.
As shown in fig.2, in the present embodiment, in order to enable the structure of ladder is more reasonable, opened up on each pedal 120
Jagged 150, wherein the opposite two side of notch 150 offers the first sliding groove 170 respectively, and the first sliding groove 170 is rectangular channel,
The first sliding groove 170 is opened in the length direction of pedal 120 and extends along the width direction of pedal 120, two the first sliding grooves 170 it
Between be slidably provided with connecting shaft 210, one end of connecting shaft 210 is connected in one of the first sliding groove 170, connecting shaft
210 other side is then connected in another the first sliding groove 170, and connecting shaft 210 can be carried out along the width direction of pedal 120
It is mobile, and connecting shaft 210 is i.e. hinged with connector 140, specifically, connecting shaft 210 passes through connector 140 or connector 140
Across connecting shaft 210, connecting shaft 210 is preferably passed through the axle center of connector 140, in other words, connecting shaft 210 by passing through herein
Axis intersect with the axis of connector 140 and vertical；In addition, for the friction for reducing between connecting shaft 210 and the first sliding groove 170
The both ends of power, connecting shaft 210 are preferably positioned to hemispherical, and the side wall corresponding with the first sliding groove 170 of connecting shaft 210 is made to form point
Contact with face, to reduce frictional force.
When adjust pedal 120 angle when, after backing out two nuts 141 on connector 140, by connector 140 compared with
At high position to lower position or it is reversed pull connector 140, since pedal 120 and ladder ontology 110 be rotatablely connected, connect
Part 140 is connect with connecting shaft 210, and connector 140 drives pedal 120 to overturn in moving process, and connector 140 is moved and stepped on
During the overturning of plate 120 is carried out at the same time, connecting shaft 210 can also be slided in two the first sliding grooves 170, so that pedal
120 can overturn the angle of bigger, to ride upon ladder at higher position.
In conjunction with shown in Fig. 2 and Fig. 3, existing ladder itself often lacks safety devices, when using ladder in higher position,
If without rational safeguard measure, it is greatly unfavorable to be caused to the safety for the personnel of ascending a height, thus, in the present embodiment, the ladder
Also there is guard assembly 160.
Wherein, guard assembly 160 include flexible piece 161 and two sliding blocks 162, the middle part structure annular in shape of flexible piece 161,
The cyclic structure is mainly used for being sheathed on waist-chest locations of human body, one end of flexible piece 161 and one of sliding block 162
It is connected, the other end of flexible piece 161 is connected with another sliding block 162, and offers second sliding slot respectively on ladder ontology 110
180, two sliding blocks 162 are correspondingly arranged in second sliding slot 180.
Wherein, second sliding slot 180 can be arranged any side wall in 110 length direction of ladder ontology, in the present embodiment, examine
Consider the reasonability of structure, second sliding slot 180 be arranged the corresponding side wall of 110 thickness direction of ladder ontology and towards human body one
Side, and second sliding slot 180 can be T-slot or dovetail groove, accordingly, 162 T-shaped structure of sliding block or dovetail configuration make
Sliding block 162 is embedded in second sliding slot 180.
Specifically, flexible piece 161 can be divided into three parts, and first part and Part III are in slender type, second part respectively
First part and Part III are connected with the both sides of second part by as above-mentioned cyclic structure respectively, make first part,
Two parts and Part III form an entirety.
Rope can be used in flexible piece 161, it is preferable that second part uses flexible rope, and first part and the
Three parts use general rope.
In use, the second part of flexible piece 161 to be set in waist-chest locations of human body, not with the personnel of ascending a height
Disconnected to climb to a higher point, sliding block 162 will constantly rise together with flexible piece 161 with the personnel of ascending a height, and ascend a height personnel during climbing ladder, guard assembly
160 can avoid people from being separated with ladder, even if the personnel that ascend a height slide accidentally, guard assembly 160 can prevent the personnel of ascending a height
It falls, makes it have enough time and catch ladder ontology 110 or pedal 120, thus there is higher security performance.
Refering to Fig. 4, in addition, the ladder further includes pedestal 190, pedestal 190 includes interconnecting piece and support portion, interconnecting piece and branch
Support part constitutes " L " type, and interconnecting piece and support portion are platy structure, and interconnecting piece is rotationally connected with one end of ladder ontology 110,
In actual use, i.e., interconnecting piece is rotationally connected with the bottom end of ladder, and support portion has been used to support entire ladder, has made ladder
Ontology 110 is detached from ground, and such the advantage is that when ladder rides upon different height, the contact area on ladder and ground is more
Greatly, it is slided with respect to ground to avoid ladder.
Refering to Fig. 5, which further includes hook 200, hook 200 be arranged ladder ontology 110 separate pedestal 190 one
End, the quantity for linking up with 200 is preferably two, and each ladder ontology 110 is correspondingly arranged one, and hook 200 can be used in ladder
It fixes aloft, prevents ladder hypsokinesis.
To sum up, the ladder at least one ladder ontology 110 by being arranged two fixing pieces 130, two fixing pieces 130
Connector 140 is worn, connector 140 is hinged with pedal 120, and pedal 120 and ladder ontology 110 are rotation connection, are led to
Pulling connector 140 is crossed, then the overturning to pedal 120 can be achieved and remained able to pedal when being suitable for different height position
120 are adjusted to horizontality, convenient for personnel's climbing of ascending a height, meanwhile, which further includes can be with respect to the protection group that ladder slides
Part 160, by the way that the flexible piece 161 with cyclic structure in guard assembly 160 to be set in waist-chest locations of human body, when
When the personnel that ascend a height slide accidentally, which can prevent to ascend a height personnel whereabouts, for its catch ladder ontology 110 or
Pedal 120 has striven for the time, has higher safety.
Embodiment 2
The present invention also provides a kind of combination ladder, which includes above-mentioned ladder, and wherein the one of two ladders
Hold mutually hinged, two ladders constitute double ladder as a result, convenient for more people operation simultaneously.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of ladder, which is characterized in that multiple described including two ladder ontologies, multiple pedals and at least one connector
Pedal is rotatably set between two ladder ontologies, and the both ends of at least one ladder ontology are fixedly installed respectively
The fixing piece of fixing piece, the same ladder ontology is on its inside, and the connector is hinged with the pedal respectively, institute
State two fixing pieces that connector is slidably disposed in the same ladder ontology；
Each pedal is equipped with notch, and the opposite two side of the notch offers the first sliding groove respectively, two described first
Connecting shaft is slidably provided between sliding slot, the connecting shaft is connect with the connector.
2. ladder according to claim 1, which is characterized in that the connector is cylindrical, the length of the connector
Direction is parallel with the length direction of ladder ontology.
3. ladder according to claim 1, which is characterized in that the ladder further includes guard assembly；
The guard assembly includes flexible piece and two sliding blocks, the middle part structure annular in shape of the flexible piece, the flexible piece
One end is connected with sliding block described in one of them, and the other end of the flexible piece is connected with sliding block described in another；
Two ladder ontologies offer second sliding slot respectively, and the sliding block is slidably disposed in the second sliding slot.
4. ladder according to claim 3, which is characterized in that the flexible piece is rope.
5. ladder according to claim 1, which is characterized in that the connector is provided at both ends with external screw thread, the company
The both ends of fitting are respectively arranged with the nut coordinated with it, and each side of the fixing piece far from the pedal is both provided with one
Nut.
6. ladder according to claim 1, which is characterized in that the side of the pedal is provided with skid resistance strip.
7. ladder according to claim 1, which is characterized in that the pedal further includes shaft, and the pedal passes through described
Shaft is rotatably dispose in the ladder ontology, and the shaft has the protruding portion for protruding from the ladder outer body, described prominent
The radial direction for going out portion is equipped with axis pin.
8. ladder according to claim 1, which is characterized in that the ladder further includes pedestal, and the pedestal includes connection
Portion and support portion, the interconnecting piece and the support portion constitute " L " type, and the interconnecting piece is rotationally connected with the ladder ontology
One end.
9. a kind of combination ladder, which is characterized in that including two claim 1-8 any one of them ladders, two ladders
Wherein one end of son is mutually hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611144196.7A CN106382092B (en) | 2016-12-13 | 2016-12-13 | Ladder and combination ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611144196.7A CN106382092B (en) | 2016-12-13 | 2016-12-13 | Ladder and combination ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106382092A CN106382092A (en) | 2017-02-08 |
| CN106382092B true CN106382092B (en) | 2018-08-10 |
Family
ID=57960058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611144196.7A Active CN106382092B (en) | 2016-12-13 | 2016-12-13 | Ladder and combination ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106382092B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025780A (en) * | 2018-08-13 | 2018-12-18 | 苏州名门世家建筑装饰设计工程有限公司 | A kind of finishing is with having the adjustable universal stand of high stability |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7383920B2 (en) * | 2002-06-27 | 2008-06-10 | Cosco Management, Inc. | Step stool with movable handrail |
| GB2425324A (en) * | 2005-04-22 | 2006-10-25 | Robert David Black | Ladder with treads maintained in horizontal position |
| CN103573180A (en) * | 2012-07-19 | 2014-02-12 | 扬州蓝海建设机械有限公司 | Safe anti-slip ladder for material crushing machinery |
| CN204238835U (en) * | 2014-11-12 | 2015-04-01 | 禹诗市场营销策划（上海）有限公司 | A kind of three layers of ladder |
| CN204476233U (en) * | 2014-12-23 | 2015-07-15 | 中国十七冶集团有限公司 | Construction safety hanging ladder |
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2016
- 2016-12-13 CN CN201611144196.7A patent/CN106382092B/en active Active
Also Published As
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|---|---|
| CN106382092A (en) | 2017-02-08 |
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Inventor after: Lv Hongming Inventor after: Cao Naixin Inventor after: Wu Dongbo Inventor after: Zhu Haichun Inventor after: Zhu Ling Inventor after: Wang Bin Inventor before: Wang Bin Inventor before: Cao Naixin Inventor before: Wu Dongbo Inventor before: Zhu Haichun Inventor before: Zhu Ling |
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