CN219638750U - Ladder - Google Patents
Ladder Download PDFInfo
- Publication number
- CN219638750U CN219638750U CN202222008996.3U CN202222008996U CN219638750U CN 219638750 U CN219638750 U CN 219638750U CN 202222008996 U CN202222008996 U CN 202222008996U CN 219638750 U CN219638750 U CN 219638750U
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- Prior art keywords
- ladder
- rail
- connecting piece
- wheel body
- base
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- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000009471 action Effects 0.000 claims description 3
- 230000009194 climbing Effects 0.000 abstract description 5
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
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- Ladders (AREA)
Abstract
The utility model discloses a ladder, which relates to the field of climbing or ascending, and particularly relates to a movable ladder with adjustable height, wherein a walking mechanism is arranged on a ladder base so that the ladder can move, thereby meeting the scene that a user climbs at a plurality of places; the top of the ladder body is rotationally connected with the first connecting piece, the first track of the first connecting piece on the supporting frame can move up and down, the bottom of the ladder body is rotationally connected with the second connecting piece, the second track of the second connecting piece on the base can horizontally move, and the inclination angle of the ladder body is changed, so that the height of the ladder is adjusted.
Description
Technical Field
The utility model relates to the field of climbing or ascending, and particularly relates to a movable ladder with adjustable height.
Background
Ladders are tools used to assist people in climbing, and with various innovations, ladders have also derived in various ways, such as straight ladders, herringbone ladders, single, double sided ladders, pallet ladders, and the like. However, these ladders are heavy, and when more than one or more climbing positions are required, it is very time-consuming, labor-consuming and inconvenient to manually carry the ladder. In addition, the common ladder is fixed in height, and when the difference between the height of the target position and the height of the ladder is too large, the ladder is not beneficial to users to reach, and cannot adapt to most use scenes. Thus, there is a need for a mobile ladder that is simple to operate and capable of height adjustment.
Disclosure of Invention
The object of the present utility model is to provide a ladder which solves the above-mentioned problems of the prior art and which is movable and height-adjustable.
In order to achieve the above object, the present utility model provides the following solutions:
the present utility model provides a ladder comprising: the ladder comprises a support frame, a ladder body and a base, wherein a travelling mechanism is fixed at the bottom of the base and used for driving the base to move; the support frame is fixedly provided with a first rail, the top of the ladder body is rotationally connected with the first rail through a first connecting piece, and the first connecting piece can move up and down along the first rail and can fix the relative position of the top of the ladder body and the first rail; the second track is fixedly arranged on the base, the ladder body is rotationally connected with the second track through the second connecting piece, and the second connecting piece can horizontally move along the second track and can fix the relative position of the bottom of the ladder body and the second track.
Preferably, the first connecting piece comprises a first sliding bolt and a first fastening nut, one end of the first sliding bolt is in sliding connection with the first rail, the first sliding bolt penetrates through the first rail and the top of the ladder body to be in threaded connection with the first fastening nut, and the relative position between the first rail and the top of the ladder body can be locked by screwing the first fastening nut; the second connecting piece comprises a second sliding bolt and a second fastening nut, the second sliding bolt is in sliding connection with the second track, the second sliding bolt penetrates through the second track and the bottom of the ladder body to be in threaded connection with the second fastening nut, and the second fastening nut is screwed to lock the relative position between the second sliding bolt and the bottom of the ladder body.
Preferably, the travelling mechanism comprises a plurality of rollers, and each roller is fixedly connected to the bottom of the base.
Preferably, each roller comprises: the wheel body, wheel body support and stopper, wheel body support fixed connection is in the base bottom, wheel body and wheel body support swing joint, and the stopper is installed in one side of wheel body support, and the stopper is used for the braking wheel body.
Preferably, the brake includes: the brake block, the brake block sets up in wheel body support one side, has seted up the draw-in groove on the wheel body, and the brake block receives the exogenic action and can stretch into the draw-in groove in preventing the wheel body rotation.
Preferably, the support frame is the expansion bracket, and the expansion bracket includes: the movable rack and the fixed rack are fixed on the base, the movable rack is sleeved in the fixed rack and can move along the up-down direction and keep the moved position, and the first track is arranged on the movable rack.
Preferably, the movable frame is composed of a rod piece with a square cross section, and the cross section of the nesting matching part of the fixed frame and the rod piece is square matched with the cross section of the rod piece.
Preferably, the top of the support frame is provided with a platform pedal, and handrails are arranged on two sides of the platform pedal and two sides of the ladder body.
Compared with the prior art, the utility model has the following technical effects:
the utility model is a ladder comprising: the ladder comprises a support frame, a ladder body and a base, wherein a travelling mechanism is fixed at the bottom of the base and can enable the ladder to move so as to adapt to the scene of climbing at a plurality of places of a user; through rotate the first track of being connected and first connecting piece on the support frame with ladder body top to and the second track of being connected and second connecting piece on the base can horizontal migration with the second connecting piece rotation, when first connecting piece and second connecting piece take place the position and move, the ladder body has taken place to rotate, has changed the inclination of ladder body promptly, thereby the height of ladder has been changed, the user just need change the position of first connecting piece and second connecting piece on first track and second track when adjusting two complementary angle angles just can reach, easy operation, alone can also accomplish.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a ladder provided by the present utility model;
FIG. 2 is a schematic view of a travel mechanism of the ladder of the present utility model;
FIG. 3 is a diagram showing the connection relationship between the first rail, the first connector and the top of the ladder body;
fig. 4 is a diagram showing the connection relationship between the second rail, the second connector and the bottom of the ladder body.
In the figure: 1-supporting frame, 101-movable frame, 102-fixed frame, 103-platform pedal, 104-first track, 2-base, 201-gyro wheel, 2011-brake block, 2012-wheel body, 2013-wheel body support, 202-second track, 3-ladder body, 4-handrail, 5-first connecting piece, 6-second connecting piece.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The object of the present utility model is to provide a ladder which solves the above-mentioned problems of the prior art and which is movable and height-adjustable.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
The present utility model provides a ladder comprising: the ladder comprises a support frame 1, a ladder body 3 and a base 2, wherein a travelling mechanism is fixed at the bottom of the base 2 and used for driving the base 2 to move; the support frame 1 is fixedly provided with a first rail 104, the top of the ladder body 3 is rotationally connected with the first rail 104 through a first connecting piece 5, the ladder body 3 and the first connecting piece 5 jointly form a structure capable of enabling the ladder body 3 to rotate along a horizontal axis, and the first connecting piece 5 can move up and down along the first rail 104 and can fix the relative position of the top of the ladder body 3 and the first rail 104; the base 2 is provided with a second track 202, the ladder body 3 is rotatably connected with the second track 202 through a second connecting piece 6, the ladder body 3 and the second connecting piece 6 jointly form a structure capable of enabling the ladder body 3 to rotate along a horizontal axis, and the second connecting piece 6 can horizontally move along the second track 202 and can fix the relative position of the bottom of the ladder body 3 and the second track 202; the first rail 104 can also be a long straight notch arranged on the support frame 1, the second rail 202 can also be a long straight notch arranged on the base 2, the support frame 1, the base 2 and the ladder body 3 jointly form a triangle, a user can change the included angle between the ladder body 3 and the base 2 and the included angle between the ladder body 3 and the support frame 1 in the triangle by changing the position of the first connecting piece 5 on the first rail 104 or the position of the second connecting piece 6 on the second rail 202, so that the height of the ladder body 3 is changed by changing the inclination angle of the ladder, and the user can achieve the purpose of simply operating the ladder by only changing the positions of the first connecting piece 5 and the second connecting piece 6 on the first rail 104 and the second rail 202 when adjusting the angles of the two angles.
When the height of the ladder needs to be adjusted, the user adjusts the position of the second connecting piece 6 on the second rail 202, when the horizontal position of the second connecting piece 6 is changed, the rotation connection between the bottom of the ladder body 3 and the second connecting piece 6 and the rotation connection between the top of the ladder body 3 and the first connecting piece 5 are performed, so that the rotation of a certain angle can occur to the ladder body 3, the height of the ladder is changed, the relative position between the top of the ladder body 3 and the first rail 104 is fixed through the first connecting piece 5, and the relative position between the bottom of the ladder body 3 and the second rail 202 is fixed through the second connecting piece 6, so that the height of the ladder body 3 is fixed, and the adjustment of the height of the ladder is tested.
In the alternative manner of this embodiment, preferably, the first connecting piece 5 includes a first sliding bolt and a first fastening nut, one end of the first sliding bolt is slidably connected with the first rail 104, the first sliding bolt passes through the first rail 104 and the top of the ladder body 3 to be in threaded connection with the first fastening nut, and the relative position between the first rail 104 and the top of the ladder body 3 can be locked by screwing the first fastening nut; the second connecting piece 6 comprises a second sliding bolt and a second fastening nut, the second sliding bolt is in sliding connection with the second rail 202, the second sliding bolt passes through the second rail 202 and the bottom of the ladder body 3 to be connected with the second fastening nut, and the second fastening nut is screwed to prevent the relative movement between the second sliding bolt and the bottom of the ladder body 3; when the ladder is used, a user unscrews the first fastening nut and the second fastening nut, then adjusts the position of the second sliding bolt on the second track 202, and then the first sliding bolt slides in the first track 104 along with the change of the position of the second sliding bolt, meanwhile, the first sliding bolt and the ladder body 3 relatively rotate, the second sliding bolt and the ladder body 3 relatively rotate, so that the inclination angle of the ladder changes, the height of the ladder body 3 changes, and then the first fastening nut and the second fastening nut are screwed to fix the height of the ladder body 3 at the moment.
In an optional manner of this embodiment, preferably, the running mechanism includes a plurality of rollers 201, each roller 201 is fixedly connected to the bottom of the base 2, and each roller 201 includes: wheel body 2012, wheel body support 2013 and stopper, wheel body support 2013 fixed connection is in base 2 bottom, wheel body 2012 and wheel body support 2013 swing joint, and the stopper is installed in one side of wheel body support 2013, and the stopper is used for braking wheel body 2012, realizes the removal and the stop of ladder, can adapt to the service environment that needs many places to climb.
In an optional manner of this embodiment, preferably, the brake includes: the brake pad 2011 is arranged on one side of the wheel body bracket 2013, the wheel body 2012 is provided with clamping grooves, preferably, three clamping grooves are uniformly formed in the wheel body 2012, the brake pad 2011 can extend into adjacent clamping grooves to prevent the wheel body 2012 from rotating under the action of external force, and when the ladder reaches a target position, a user can extend the brake pad 2011 into the clamping grooves to stop the ladder, so that the ladder can be kept in a stable state when in use; when the ladder is required to be moved, the brake pad 2011 is taken out of the clamping groove.
In an optional manner of this embodiment, more preferably, the support frame 1 is a telescopic frame, and the telescopic frame includes: the movable frame 101 and the fixed frame 102, the fixed frame 102 is fixed on the base 2, and can keep the moved position, the first rail 104 is arranged on the movable frame 101, the movable frame 101 is moved upwards, namely the first rail 104 is moved upwards, the height range which can be reached by the first connecting piece 5 is enlarged, and therefore the height adjustable range of the ladder is enlarged.
In the alternative manner of this embodiment, it is preferable that the movable frame 101 is composed of a rod with a square cross section, and the cross section of the nesting and matching portion of the fixed frame 102 and the rod is square matched with the cross section of the rod, so that the rod and the nesting and matching portion of the rod can be effectively prevented from rotating relatively, and the stability of the ladder is improved.
In the optional manner of this embodiment, preferably, the top of the support frame 1 is provided with a platform pedal 103, both sides of the platform pedal 103 and both sides of the ladder body 3 are provided with handrails 4, the platform pedal 103 can provide a space for placing articles for a user to meet the scene of high-altitude operation of the user, and the user can also stand on the platform pedal 103 to perform operation; the platform pedal 103 and the handrails 4 on the two sides of the ladder body 3 can not only facilitate the grasping and borrowing force of a user, but also play a role of a safety fence.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (7)
1. A ladder, characterized in that: comprising the following steps: the ladder comprises a support frame, a ladder body and a base, wherein a travelling mechanism is fixed at the bottom of the base and used for driving the base to move; the support frame is fixedly provided with a first rail, the top of the ladder body is rotationally connected with the first rail through a first connecting piece, and the first connecting piece can move up and down along the first rail and can fix the relative position of the top of the ladder body and the first rail; the second track is fixedly arranged on the base, the ladder body is rotationally connected with the second track through a second connecting piece, and the second connecting piece can horizontally move along the second track and can fix the relative position of the bottom of the ladder body and the second track;
the support frame is the expansion bracket, the expansion bracket includes: the movable rack is sleeved in the fixed rack, can move along the up-down direction and can keep the moved position, and the first track is arranged on the movable rack.
2. A ladder according to claim 1, characterized in that: the first connecting piece comprises a first sliding bolt and a first fastening nut, one end of the first sliding bolt is in sliding connection with the first rail, the first sliding bolt penetrates through the first rail and the top of the ladder body to be in threaded connection with the first fastening nut, and the first fastening nut is screwed to lock the relative position between the first rail and the top of the ladder body; the second connecting piece comprises a second sliding bolt and a second fastening nut, the second sliding bolt is in sliding connection with the second rail, the second sliding bolt penetrates through the second rail and the bottom of the ladder body to be in threaded connection with the second fastening nut, and the second fastening nut can lock the relative position between the second sliding bolt and the bottom of the ladder body.
3. A ladder according to claim 1, characterized in that: the travelling mechanism comprises a plurality of rollers, and each roller is fixedly connected to the bottom of the base.
4. A ladder according to claim 3, characterized in that: each roller comprises: the wheel body, wheel body support and stopper, wheel body support fixed connection is in the base bottom, wheel body and wheel body support swing joint, the stopper is installed one side of wheel body support, the stopper is used for the braking the wheel body.
5. The ladder of claim 4, wherein: the brake includes: the brake block, the brake block sets up wheel body support one side, offered the draw-in groove on the wheel body, the brake block receives the exogenic action can stretch into in the draw-in groove prevent the wheel body rotation.
6. A ladder according to claim 1, characterized in that: the movable frame is composed of a rod piece with a square cross section, and the cross section of the nesting matching part of the fixed frame and the rod piece is square matched with the cross section of the rod piece.
7. A ladder according to claim 1, characterized in that: the top of the support frame is provided with a platform pedal, and handrails are arranged on two sides of the platform pedal and two sides of the ladder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222008996.3U CN219638750U (en) | 2022-08-02 | 2022-08-02 | Ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222008996.3U CN219638750U (en) | 2022-08-02 | 2022-08-02 | Ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219638750U true CN219638750U (en) | 2023-09-05 |
Family
ID=87819280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222008996.3U Active CN219638750U (en) | 2022-08-02 | 2022-08-02 | Ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219638750U (en) |
-
2022
- 2022-08-02 CN CN202222008996.3U patent/CN219638750U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |