CN116752888A - Ladder with prevent empting function - Google Patents
Ladder with prevent empting function Download PDFInfo
- Publication number
- CN116752888A CN116752888A CN202310984458.4A CN202310984458A CN116752888A CN 116752888 A CN116752888 A CN 116752888A CN 202310984458 A CN202310984458 A CN 202310984458A CN 116752888 A CN116752888 A CN 116752888A
- Authority
- CN
- China
- Prior art keywords
- ladder
- abduction
- rod
- connecting rod
- framework
- Prior art date
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
- E06C7/423—Ladder stabilising struts
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
- E06C7/46—Non-skid equipment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses a ladder with an anti-toppling function, which relates to the technical field of ladders and comprises: side bars, connecting rods and abduction ladder feet; the side rod is a hollow rod, and a framework is fixedly arranged in the side rod; the framework is sleeved with a sliding ring in sliding connection; the side rod is provided with a slot, one end of the connecting rod penetrates through the slot to be connected with the slip ring, the other end of the connecting rod is connected with the inner surface of the abduction ladder leg, and the connecting rod is a pneumatic telescopic connecting rod; one end of the abduction ladder leg is hinged with the edge of the bottom of the side rod. The invention provides a ladder with an anti-toppling function, which is used for solving the technical problems that the existing anti-toppling ladder is fixedly provided with support rods distributed in a herringbone manner and side rods are formed, so that the occupied space of the ladder is large, and the storage is inconvenient.
Description
Technical Field
The invention relates to the technical field of ladders, in particular to a ladder with a toppling prevention function.
Background
The ladder is used as a common tool for ascending height, and has simple structure and high practicability. People generally need to lean against the ladder to the wall surface when using, but when the ground is slippery or the action amplitude of a person standing on the ladder is too large, the ladder easily shakes and loses stability and even falls down, so that the person standing on the ladder is injured.
The support rod is fixed on the side rod to enable the support rod and the side rod to form herringbone distribution so as to improve stability, but the support rod is large in occupied space and inconvenient to store.
Disclosure of Invention
The invention provides a ladder with an anti-toppling function, which is used for solving the technical problems that the existing anti-toppling ladder is fixedly provided with support rods distributed in a herringbone manner and side rods are formed, so that the occupied space of the ladder is large, and the storage is inconvenient.
The invention provides a ladder with anti-toppling function, comprising: side bars, connecting rods and abduction ladder feet;
the side rod is a hollow rod, and a framework is fixedly arranged in the side rod;
the framework is sleeved with a sliding ring in sliding connection;
the side rod is provided with a slot, one end of the connecting rod penetrates through the slot to be connected with the slip ring, the other end of the connecting rod is connected with the inner surface of the abduction ladder leg, and the connecting rod is a pneumatic telescopic connecting rod;
one end of the abduction ladder leg is hinged with the edge of the bottom of the side rod.
Preferably, the method further comprises: a slide bar;
the two side rods are arranged, and slip rings sleeved outside the frameworks in the two side rods are positioned at the same horizontal position;
two ends of the sliding rod are respectively connected with the two sliding rings.
Preferably, the plurality of the abduction ladder feet are hinged with the edges of the bottoms of the side bars respectively.
Preferably, the plurality of abduction ladder feet are symmetrically and uniformly distributed by taking the side bars as circle centers.
Preferably, the shape of the abduction ladder leg is adapted to the shape of the side bar.
Preferably, a limiting device is arranged on the framework;
a spring is arranged in the framework, an opening is formed in the framework, and the size of the opening is larger than or equal to that of the limiting device;
the spring is connected with the limiting device through the opening.
Preferably, the limiting device comprises an inclined plane, and the inclined plane is obliquely arranged upwards.
Preferably, the outer surface of the abduction ladder foot is provided with a non-slip mat.
Preferably, when the abduction ladder leg is unfolded, the anti-slip pad is arranged away from the shape of one surface of the abduction ladder leg to be attached to the ground.
Preferably, the material of the anti-slip pad is rubber.
The invention provides a ladder with an anti-toppling function, which has the following advantages:
comprising the following steps: side bars, connecting rods and abduction ladder feet; the side rod is a hollow rod, and a framework is fixedly arranged in the side rod; the framework is sleeved with a sliding ring in sliding connection; the side rod is provided with a slot, one end of the connecting rod penetrates through the slot to be connected with the slip ring, the other end of the connecting rod is connected with the inner surface of the abduction ladder leg, and the connecting rod is a pneumatic telescopic connecting rod; one end of the abduction ladder leg is hinged with the edge of the bottom of the side rod.
Through fixedly arranging a framework in a hollow side rod, sleeving a sliding ring in sliding connection on the framework, arranging a slot on the side rod, enabling one end of a connecting rod to penetrate through the slot and be connected with the sliding ring, and enabling the other end of the connecting rod to be connected with the inner surface of an abduction ladder leg, so that when the sliding ring is dragged to slide downwards along the framework, the connecting rod can drive the abduction ladder leg hinged with the edge of the bottom of the side rod to be outwards unfolded, the connecting rod is a pneumatic telescopic connecting rod, the length of the connecting rod can be changed and adjusted, and after the connecting rod stretches to drive the abduction ladder leg to abut against the ground, the length of the connecting rod is fixed, the abduction ladder leg is continuously forced to contact the ground, the contact area of a ladder and the ground is increased, the friction force of the ladder leg part is increased, and the placement stability of the ladder is improved;
when the sliding ring is pushed to slide up along the framework, the connecting rod can drive the abduction ladder feet to fold inwards for storage, so that the occupied space of the whole ladder is reduced, and the ladder is more convenient to store.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic structural view of a ladder with anti-toppling function when a abduction foot of the ladder according to an embodiment of the invention is unfolded;
fig. 2 is a schematic structural view of a ladder with anti-toppling function when a abduction foot of the ladder is folded and retracted;
fig. 3 is a top view of a ladder with anti-toppling function when the abduction foot of the ladder is folded and retracted;
fig. 4 is a plan view of a deployed foot of a ladder with anti-tip function according to an embodiment of the invention;
fig. 5 is a schematic structural view of a ladder having an anti-toppling function according to another embodiment of the present invention when a abduction foot of the ladder is folded and retracted;
fig. 6 is a schematic view of a structure of a ladder foot with anti-toppling function according to another embodiment of the present invention when the ladder foot is unfolded;
in the figure: 1. side rods, 2 and a framework; 3. slotting; 4. a slip ring; 5. a connecting rod; 6. abduction ladder legs; 7. a limiting device; 8. a slide bar; 9. an anti-slip mat.
Detailed Description
In order to make the objects, features and advantages of the present invention more comprehensible, the technical solutions in the embodiments of the present invention are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention.
Furthermore, the descriptions of the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying a number of technical features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.
In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In describing embodiments of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in embodiments of the present invention will be understood in detail by those of ordinary skill in the art.
The invention provides a ladder with an anti-toppling function, which is used for solving the technical problems that the existing anti-toppling ladder is fixedly provided with support rods distributed in a herringbone manner and side rods are formed, so that the occupied space of the ladder is large, and the storage is inconvenient.
Referring to fig. 1-2, a ladder with anti-toppling function according to an embodiment of the present invention includes: a side bar 1, a connecting rod 5 and an abduction ladder leg 6;
the side rod 1 is a hollow rod, and a framework 2 is fixedly arranged in the side rod 1;
the framework 2 is sleeved with a slip ring 4 in sliding connection;
the side rod 1 is provided with a slot 3, one end of a connecting rod 5 passes through the slot 3 to be connected with a slip ring 4, the other end of the connecting rod 5 is connected with the inner surface of an abduction ladder leg 6, and the connecting rod 5 is a pneumatic telescopic connecting rod;
one end of the abduction ladder leg 6 is hinged with the edge of the bottom of the side rod 1.
It should be noted that, through fixedly arranging the skeleton 2 in the hollow side rod 1, sleeving the sliding ring 4 in sliding connection on the skeleton 2, opening the slot 3 on the side rod 1, making one end of the connecting rod 5 pass through the slot 3 to connect the sliding ring 4, the other end of the connecting rod 5 connects the inner surface of the abduction ladder leg 6, thus when dragging the sliding ring 4 to slide down along the skeleton 2, the connecting rod 5 can drive the abduction ladder leg 6 hinged with the edge of the bottom of the side rod 1 to spread outwards, the connecting rod 5 is a pneumatic telescopic connecting rod, the length of which can be changed and adjusted, when the connecting rod 5 stretches to drive the abduction ladder leg 6 to abut against the ground, the length of the connecting rod 5 is fixed, the external abduction ladder leg 6 is continuously forced to contact the ground, the contact area of the ladder and the ground is increased, the friction force of the ladder leg part is increased, and the stability of placing the ladder is improved;
when the sliding ring 4 is pushed to slide upwards along the framework 2, the connecting rod 5 can drive the abduction ladder feet 6 to fold inwards for retraction, so that the occupied space of the whole ladder is reduced, and the ladder is more convenient to store.
In addition, the connecting rod 5 is a pneumatic telescopic connecting rod, and under the condition that the sliding ring 4 slides downwards for a small distance, the connecting rod 5 can be rapidly extended so as to push the abduction ladder leg 6 to be unfolded, or under the condition that the sliding ring 4 slides upwards for a small distance, the connecting rod 5 can be rapidly contracted so as to pull the abduction ladder leg 6 to be rapidly folded and retracted. The pneumatic telescopic connecting rod can be replaced by an electric telescopic connecting rod or a hydraulic telescopic connecting rod, and is adaptively arranged according to actual conditions.
In another more specific embodiment, the other end of the link 5 is connected to the center of the inner surface of the abduction leg 6, enabling the abduction leg 6 to be pulled more effort-saving.
Referring to fig. 5-6, in a more specific embodiment, the method further comprises: a slide bar 8;
the two side rods 1 are arranged, and slip rings 4 sleeved outside the frameworks 2 in the two side rods 1 are positioned at the same horizontal position;
two ends of the sliding rod 8 are respectively connected with two sliding rings 4.
It should be noted that, all set up skeleton 2 in two side bars 1 of ladder, a sliding ring 4 is established to each cover outside two skeletons 2, and two sliding rings 4 are in same horizontal position, two sliding rings 4 are connected respectively at the both ends of sliding rod 8 to promote or step on sliding rod 8 and can drive two sliding rings 4 gliding simultaneously, make the connecting rod 5 that two sliding rings 4 are connected drive the abduction ladder foot 6 of connection and outwards expand, promote the stability on ground of two side bars of ladder, the design of sliding rod 8 also makes the user expand abduction ladder foot 6 more light and convenient.
The sliding rod 8 is positioned below the lowest cross rod fixedly connected between the two side rods 1, so that the cross rod is prevented from blocking the sliding rod 8 from moving up and down.
Referring to fig. 4, in a more specific embodiment, there are a plurality of the abduction pins 6, and the plurality of abduction pins 6 are hinged to the edges of the bottom of the side bars 1, respectively.
In order to increase the number of support points, a plurality of the abduction legs 6 are provided, and the plurality of abduction legs 6 are hinged to the edges of the bottom of the side rail 1, so that the contact surface and the stress surface with the ground can be increased when the plurality of abduction legs 6 are unfolded.
Referring to fig. 4, in a more specific embodiment, the plurality of abduction ladder legs 6 are symmetrically and uniformly distributed around the side rod 1.
The plurality of abduction ladder legs 6 are symmetrically and uniformly distributed by taking the side rod 1 as the center of a circle, so that the support can be more balanced and the support stability can be improved.
Referring to fig. 2, 3 and 5, in a more specific embodiment, the shape of the abduction leg 6 is adapted to the shape of the side bar 1.
If the side rod 1 is a cylindrical rod, the abduction ladder leg 6 is an arc plate, so that the abduction ladder leg 6 can be attached to the outer surface of the side rod 1 after being folded and retracted; if the side rod 1 is a cuboid rod, the adaptability of the abduction ladder leg 6 is a plane plate, so that the abduction ladder leg 6 can be attached to the outer surface of the side rod 1 after being folded and retracted, and the side rod is more attractive.
Referring to fig. 1, in a more specific embodiment, a limiting device 7 is disposed on the frame 2;
a spring (not shown in the figure) is arranged in the framework 2, an opening (not shown in the figure) is formed in the framework 2, the size of the opening is larger than or equal to that of the limiting device, and the spring is connected with the limiting device 7 through the opening.
It should be noted that, the skeleton 2 is provided with the limiting device 7, the skeleton 2 is internally provided with the spring, the skeleton 2 is provided with the opening, the spring is connected with the limiting device 7 through the opening, so that when the slip ring 4 slides down to the position of the limiting device 7, the other hand is used for pressing the limiting device 7, the spring is compressed, and the limiting device 7 can retract into the skeleton 2 through the opening, so that the slip ring 4 can slide down continuously;
after the slip ring 4 passes through the limiting device 7, the pressing of the limiting device 7 is stopped, the spring is reset, the limiting device 7 penetrates out of the opening, the slip ring 4 is blocked from reversely sliding upwards, and the stability of the expanding ladder leg 6 is guaranteed.
Referring to fig. 1, in a more specific embodiment, the limiting device 7 includes a slope (not shown) disposed obliquely upward.
It should be noted that, the limiting device 7 includes an inclined plane, and the inclined plane is obliquely upward arranged, so that when the slip ring 4 slides downward, the slip ring can slide along the inclined plane of the limiting device 7, and the limiting device 7 is completely pressed into the opening from one end with a smaller thickness to one end with a thicker thickness of the limiting device 7, thereby compressing the spring. And slip ring 4 breaks away from stop device 7 completely, when sliding to open-ended below, the spring resets, stop device 7 wears out the opening, and stop device 7 thick one end can block slip ring 4 reverse upward movement, need not to press stop device 7 with the other hand just can make slip ring 4 pass through, and the operation is more convenient.
Referring to fig. 1, in a more specific embodiment, the outer surface of the abduction leg 6 is provided with a non-slip pad 9.
The anti-slip pad 9 is provided on the outer surface of the abduction ladder leg 6 to prevent the abduction ladder leg 6 from sliding, and to increase friction force between the abduction ladder leg 6 and the ground, thereby preventing the ladder from falling down.
Referring to fig. 1, in a more specific embodiment, the cleat 9 is shaped to fit the ground on the side of the foot 6 that is remote from the foot 6 when the foot 6 is deployed.
It should be noted that, when the abduction ladder leg 6 is expanded, the shape laminating ground setting of abduction ladder leg 6 one side is kept away from to slipmat 9 for abduction ladder leg 6 expansion can contact ground more laminating, increase with the area of contact on ground, increase friction force, reinforcing ladder's overall stability.
In a more specific embodiment, the material of the cleat 9 is rubber.
The anti-slip pad made of the rubber material has good anti-slip property and wear resistance, can prevent static electricity, avoids gathering excessive hair dust, and is natural and environment-friendly.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A ladder with anti-toppling function, comprising: side bars, connecting rods and abduction ladder feet;
the side rod is a hollow rod, and a framework is fixedly arranged in the side rod;
the framework is sleeved with a sliding ring in sliding connection;
the side rod is provided with a slot, one end of the connecting rod penetrates through the slot to be connected with the slip ring, the other end of the connecting rod is connected with the inner surface of the abduction ladder leg, and the connecting rod is a pneumatic telescopic connecting rod;
one end of the abduction ladder leg is hinged with the edge of the bottom of the side rod.
2. The anti-tip ladder of claim 1, further comprising: a slide bar;
the two side rods are arranged, and slip rings sleeved outside the frameworks in the two side rods are positioned at the same horizontal position;
two ends of the sliding rod are respectively connected with the two sliding rings.
3. The anti-tipping ladder of claim 1, wherein a plurality of the abduction ladder feet are hinged to the edges of the bottom of the side bars.
4. A ladder with anti-toppling function according to claim 3, wherein a plurality of the abduction ladder feet are symmetrically and evenly distributed with the side bars as the center of a circle.
5. The anti-tip ladder of claim 1, wherein the shape of the abduction foot is adapted to the shape of the side rail.
6. The ladder with the anti-toppling function according to claim 1, wherein a limiting device is arranged on the framework;
a spring is arranged in the framework, an opening is formed in the framework, and the size of the opening is larger than or equal to that of the limiting device;
the spring is connected with the limiting device through the opening.
7. The ladder with anti-toppling function according to claim 6, wherein the stopper includes a slope, and the slope is disposed obliquely upward.
8. The ladder with anti-toppling function according to claim 1, characterized in that the outer surface of the abduction ladder foot is provided with a non-slip mat.
9. The anti-tip ladder of claim 8, wherein the cleat is configured to conform to the ground away from a side of the abduction foot when the abduction foot is deployed.
10. The anti-toppling ladder according to claim 8, wherein the anti-slip mat is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310984458.4A CN116752888A (en) | 2023-08-07 | 2023-08-07 | Ladder with prevent empting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310984458.4A CN116752888A (en) | 2023-08-07 | 2023-08-07 | Ladder with prevent empting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116752888A true CN116752888A (en) | 2023-09-15 |
Family
ID=87951633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310984458.4A Pending CN116752888A (en) | 2023-08-07 | 2023-08-07 | Ladder with prevent empting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116752888A (en) |
-
2023
- 2023-08-07 CN CN202310984458.4A patent/CN116752888A/en active Pending
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