CN209924900U - Liftable portable walking double ladder - Google Patents
Liftable portable walking double ladder Download PDFInfo
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- CN209924900U CN209924900U CN201822124741.7U CN201822124741U CN209924900U CN 209924900 U CN209924900 U CN 209924900U CN 201822124741 U CN201822124741 U CN 201822124741U CN 209924900 U CN209924900 U CN 209924900U
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- telescopic pedal
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Abstract
A liftable portable walking double ladder relates to a double ladder. The utility model discloses a solve the distance between each footboard of current ladder and be fixed, can not carry out the problem of the adjustment of distance between each footboard according to the length with the height of ladder personnel, leg. The utility model discloses a first ladder frame body of two scalabilities, two first spring buckles, first ladder frame body and first sliding frame are the rectangular framework, and two first ladder frame bodies are the chevron shape setting, and the upper end of two first ladder frame bodies rotates to be connected, the portable walking herringbone ladder of a liftable still includes two first sliding frame, and every first sliding frame suit is at the middle part of a corresponding first ladder frame body, and the length direction straight reciprocating motion of first ladder frame body can be followed to first sliding frame for two first spring buckles of fixed first sliding frame cartridge respectively in the inboard of two first stiles of first sliding frame. The utility model is used for interior decoration uses.
Description
Technical Field
The utility model relates to a double ladder, concretely relates to portable walking double ladder of liftable belongs to interior decoration, decorates technical field.
Background
A herringbone ladder is mainly applied to interior decoration or auxiliary tools used when a person needs to ascend indoors, the pedals on the ladder are usually of a fixed structure, the distance between the pedals is fixed, the length of each leg is determined by the height of different constructors, the distance between the pedals of an ordinary ladder is possibly too high or too low, the adjustment of the distance between the pedals can not be carried out according to the height of the person using the ladder and the length of each leg, and the ladder is inconvenient for the person using the ladder.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the distance between each footboard of current ladder and be fixed, can not carry out the problem that the distance was adjusted between each footboard according to the height with the ladder personnel, the length of leg, and then propose the portable walking double ladder of a liftable that can solve above-mentioned problem.
The utility model discloses a solve the technical scheme that above-mentioned problem was taken and be:
it includes two first ladder frame bodies 1 of telescopic, two first spring buckle 3, first ladder frame body 1 and first sliding frame 2 are the rectangular frame body, and two first ladder frame bodies 1 are the chevron shape setting, and the upper end of two first ladder frame bodies 1 rotates to be connected, the portable walking double ladder of liftable still includes two first sliding frame 2, and every first sliding frame 2 suit is at the middle part of a corresponding first ladder frame body 1, and first sliding frame 2 can follow the length direction straight reciprocating motion of first ladder frame body 1 for two first spring buckle 3 of fixed first sliding frame 2 cartridge respectively are in the inboard of two first stiles 2-1 of first sliding frame 2.
The liftable portable walking herringbone ladder comprises two telescopic second ladder frame bodies 11, a second sliding frame 12 and two fourth spring buckles 13, wherein the second ladder frame bodies 11 and the second sliding frame bodies 12 are isosceles trapezoid frame bodies, the upper ends of the two second ladder frame bodies 11 are rotatably connected, each second sliding frame 12 is sleeved in the middle of one corresponding second ladder frame body 11, the second sliding frame body 12 can linearly reciprocate along the length direction of the second ladder frame body 11, and the two fourth spring buckles 13 for fixing the second sliding frame body 12 are respectively inserted in the inner sides of two first vertical frames 12-3 of the second sliding frame body 12.
The liftable portable walking herringbone ladder comprises two telescopic third ladder frame bodies 14, two third sliding frames 15 and two sixth spring buckles 16, wherein the third ladder frame bodies 14 and the third sliding frames 15 are isosceles trapezoid frame bodies, the upper ends of the two third ladder frame bodies 14 are rotatably connected, each third sliding frame 15 is sleeved at the middle part of one corresponding third ladder frame body 14, and the third sliding frames 15 can linearly reciprocate along the length direction of the third ladder frame bodies 14,
two sixth spring fasteners 16 for fixing the third sliding frame 15 are respectively inserted into the inner sides of the two second vertical rims 15-3 of the third sliding frame 15.
The utility model has the advantages that: 1. the sliding frame of the utility model can move along the height of the ladder, and the distance can be properly adjusted according to the height of the constructors, thus solving the defects that the distance between a plurality of pedals of the existing ladder is fixed and the adjustment can not be carried out according to the height of the constructors; 2. the utility model can realize the moving walking of the person standing on the ladder without the need of the constructor to get off to move the ladder, thereby saving the construction time; 3. the utility model discloses possess flexible function, highest extensible to 180mm can carry out the adjustment of height, convenient construction according to the demand of construction. 4. The utility model discloses simple structure, convenient to use can fold convenient to carry.
Drawings
Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention; FIG. 2 is a right side view of the open state of FIG. 1; FIG. 3 is a right side view of the folded state of FIG. 1; FIG. 4 is a schematic view of the elevated structure of FIG. 1; FIG. 5 is a schematic view of the overall structure of the second embodiment; fig. 6 is a schematic structural view of a second slide frame; FIG. 7 is a schematic view of the overall structure of the third embodiment; fig. 8 is a schematic structural view of a third slide frame.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 4, the portable walking herringbone ladder comprises two telescopic first ladder frame bodies 1 and two first spring buckles 3, the first ladder frame body 1 and the first sliding frame 2 are both rectangular frame bodies, the two first ladder frame bodies 1 are arranged in a herringbone manner, the upper ends of the two first ladder frame bodies 1 are rotatably connected, the portable walking herringbone ladder capable of ascending and descending further comprises two first sliding frames 2, each first sliding frame 2 is sleeved at the middle part of one corresponding first ladder frame body 1, and the first sliding frame 2 can be linearly reciprocated along the length direction of the first ladder frame body 1, two first spring buckles 3 for fixing the first sliding frame 2 are respectively inserted at the inner sides of two first mullions 2-1 of the first sliding frame 2.
The vertical ladder pole inboard of two first ladder frame bodies 1 all is equipped with a plurality of and first spring buckle 3 matched with circular slot, and two mullions inboard of first sliding frame 2 are equipped with a circular slot relatively, and when the circular slot of first sliding frame 2 and the circular slot of first ladder frame body 1 coincide mutually, through 3 fixed positions of first spring buckle, it is fixed that rethread bolt screws up. Can reciprocate first sliding frame 2 according to constructor's height condition, lower frame can use as the footboard about it, uses with the fixed footboard cooperation on the ladder frame body, has solved the defect that distance can't be adjusted between each footboard of current ladder.
The second embodiment is as follows: describing the embodiment with reference to fig. 1 to 4, each first ladder frame body 1 of the embodiment is composed of a first upper ladder frame 1-1, a middle support 1-2, a first lower ladder frame 1-3, two second spring buckles 1-4 and two third spring buckles 1-5;
the first upper ladder frame 1-1, the middle support 1-2 and the first lower ladder frame 1-3 are sequentially arranged from top to bottom, the lower end of the first upper ladder frame 1-1 is inserted into the upper end of the middle support 1-2 and fixed through bolts, the upper end of the first lower ladder frame 1-3 is inserted into the lower end of the middle support 1-2 and fixed through bolts, the first sliding frame 2 is sleeved in the middle of the middle support 1-2 and fixed through bolts, the first sliding frame 2 can linearly reciprocate along the length direction of the middle support 1-2, two second spring buckles 1-4 for fixing the first upper ladder frame 1-1 are respectively inserted into the inner sides of the upper parts of the two vertical rods of the middle support 1-2, and two third spring buckles 1-5 for fixing the first lower ladder frame 1-3 are respectively inserted into the inner sides of the lower parts of the two vertical rods of the middle support 1-2 (ii) a
The first upper ladder frame 1-1, the middle support 1-2 and the first lower ladder frame 1-3 are all hollow tubes, the inner sides of the first upper ladder frame 1-1, the middle support 1-2 and the first lower ladder frame 1-3 are all provided with a plurality of circular clamping grooves, the first upper ladder frame 1-1 can be upwards pulled out from the middle support 1-2, when the first upper ladder frame 1-1 is overlapped with the circular clamping grooves on the upper parts of the middle support 1-2, the positions of the first upper ladder frame 1-1 and the middle support 1-2 are fixed through two second spring buckles 1-4, then the first lower ladder frame 1-3 is screwed and fixed through bolts, the first lower ladder frame 1-3 can be downwards pulled out from the middle support 1-2, when the first lower ladder frame 1-3 is pulled out, the first lower ladder frame 1-2 is overlapped with the circular clamping grooves on the lower parts of the middle support 1-2, the positions, and then is screwed up and fixed through bolts. So set up, can be according to the construction needs, adjust suitable height with the ladder, make things convenient for constructor to be under construction.
Other components and connections are the same as those in the first embodiment.
The third concrete implementation mode: the present embodiment is described with reference to fig. 5 to 6, and the portable walking herringbone ladder capable of ascending and descending according to the present embodiment includes two telescopic second ladder frame bodies 11, a second sliding frame 12 and two fourth spring buckles 13, where the second ladder frame bodies 11 and the second sliding frame 12 are both isosceles trapezoid frame bodies, the upper ends of the two second ladder frame bodies 11 are rotatably connected, each second sliding frame 12 is sleeved on the middle portion of a corresponding second ladder frame body 11, and the second sliding frame 12 can linearly reciprocate along the length direction of the second ladder frame body 11, and the two fourth spring buckles 13 for fixing the second sliding frame 12 are respectively inserted into the inner sides of the two first vertical frames 12-3 of the second sliding frame 12.
The inner sides of the vertical ladder bar of the second ladder frame body 11 and the mullion of the second sliding frame 12 are provided with a plurality of circular clamping grooves matched with the fourth spring fasteners 13. The second sliding frame 12 can move along the second ladder frame body 11, the upper and lower side frames can be used as pedals, and the second sliding frame is matched with the fixed pedals of the second ladder frame body 11, so that the defect that the distance between the pedals of the conventional ladder cannot be adjusted is overcome.
The fourth concrete implementation mode: the second ladder frame body 11 of the present embodiment includes a second upper ladder frame 11-1, a second lower ladder frame 11-2, a first retractable step 11-3 and two fifth spring buckles, wherein the lower end of the second upper ladder frame 11-1 is sleeved on the upper end of the second lower ladder frame 11-2 and fixed by bolts, a second sliding frame 12 is sleeved on the second upper ladder frame 11-1 and fixed by bolts, the second sliding frame 12 can linearly reciprocate along the length direction of the second upper ladder frame 11-1, and the first retractable step 11-3 is arranged between two ladder legs of the second lower ladder frame 11-2; two fifth spring buckles for fixing the second lower ladder frame 11-2 are respectively inserted at the inner sides of the lower parts of the two vertical rods of the second upper ladder frame 11-1.
The first telescopic pedal 11-3 consists of a first left plate body 11-3-1 and a first right plate body 11-3-2, and one end of the first left plate body 11-3-1 is inserted into one end of the first right plate body 11-3-2 and fixed through a bolt.
According to the arrangement, the ladder can be adjusted to a proper height according to construction requirements, when the second lower ladder frame 11-2 is pulled out for a certain distance, the first telescopic pedal 11-3 needs to be adjusted in width at the same time, and the first left plate body 11-3-1 and the first right plate body 11-3-2 are matched and adjusted to a proper distance and then fixed through bolts. Other components and connection relationships are the same as those in the third embodiment.
The fifth concrete implementation mode: the embodiment is described with reference to fig. 5 to 6, in the embodiment, the second sliding frame 12 is composed of a second telescopic pedal 12-1, a third telescopic pedal 12-2 and two first vertical frames 12-3, the two first vertical frames 12-3 are oppositely arranged, the second telescopic pedal 12-1 is located between the upper parts of the two vertical frames 12-3, and the third telescopic pedal 12-2 is located between the lower parts of the two vertical frames 12-3;
the second telescopic pedal 12-1 consists of a second left plate body 12-1-1 and a second right plate body 12-1-2, and one end of the second left plate body 12-1-1 is inserted into the second right plate body 12-1-2 and fixed through a bolt; the third telescopic pedal 12-2 consists of a third left plate body 12-2-1 and a third right plate body 12-2-2, and one end of the third left plate body 12-2-1 is inserted into one end of the third right plate body 12-2-2 and fixed through a bolt.
So configured, when the second sliding frame 12 slides upwards, the width of the second telescopic pedal 12-1 and the third telescopic pedal 12-2 is appropriately shortened; when the second sliding frame 12 is slid downward, the widths of the second retractable pedal 12-1 and the third retractable pedal 12-2 are appropriately lengthened, and are fastened by bolts after being adjusted to a proper distance. Other components and connection relations are the same as those of the third or fourth embodiment.
The sixth specific implementation mode: the present embodiment is described with reference to fig. 7 to 8, the liftable portable walking herringbone ladder in the present embodiment includes two telescopic third ladder frame bodies 14, two third sliding frames 15 and two sixth spring buckles 16, the third ladder frame bodies 14 and the third sliding frames 15 are isosceles trapezoid frame bodies, the upper ends of the two third ladder frame bodies 14 are rotatably connected, each third sliding frame 15 is sleeved on the middle portion of a corresponding third ladder frame body 14, and the third sliding frame 15 can linearly reciprocate along the length direction of the third ladder frame body 14,
two sixth spring fasteners 16 for fixing the third sliding frame 15 are respectively inserted into the inner sides of the two second vertical rims 15-3 of the third sliding frame 15.
The vertical ladder pole of third ladder frame body 14 and the mullion inboard of third sliding frame 15 all are equipped with a plurality ofly and the circular draw-in groove of sixth spring buckle 16 matched with, and third sliding frame 15 can reciprocate along third ladder frame body 14, and the lower border can be used as the footboard on it, uses with the fixed footboard cooperation of third ladder frame body 14, has solved the defect that the distance can't be adjusted between each footboard of current ladder.
The seventh embodiment: the third ladder frame body 14 of the present embodiment includes two seventh spring buckles 17, namely a third upper ladder frame 14-1, a third lower ladder frame 14-2 and a fourth retractable step 14-3, the lower end of the third upper ladder frame 14-1 is sleeved on the upper end of the third lower ladder frame 14-2 and fixed by bolts, a third sliding frame 15 is sleeved on the third upper ladder frame 14-1 and fixed by bolts, and the third sliding frame 15 can linearly reciprocate along the length direction of the third upper ladder frame 14-1;
the fourth telescopic pedal 14-3 is arranged between two rods of the third lower ladder frame 14-2, two ends of the fourth telescopic pedal 14-3 are respectively provided with a first sliding groove 14-3-1, the fourth telescopic pedal 14-3 can linearly reciprocate along the width direction of the third lower ladder frame 14-2, and a bolt penetrates through the first sliding groove 14-3-1 and is connected with a screw hole in the third lower ladder frame 14-2.
According to the arrangement, the ladder can be adjusted to a proper height according to construction requirements, when the second lower ladder frame 11-2 is pulled out for a certain distance, the fourth telescopic pedal 14-3 also needs to be widened, the width is adjusted by the aid of the first sliding groove 14-3-1, and the ladder is screwed and fixed by the aid of bolts after adjustment. Other components and connection relations are the same as those of the sixth embodiment.
The specific implementation mode is eight: the third sliding frame 15 of the present embodiment is described with reference to fig. 7 to 8, where the third sliding frame 15 of the present embodiment is composed of a fifth telescopic pedal 15-1, a sixth telescopic pedal 15-2 and two second vertical frames 15-3, the fifth telescopic pedal 15-1 is located between the upper portions of the two second vertical frames 15-3, the sixth telescopic pedal 15-2 is located between the lower portions of the two second vertical frames 15-3, two ends of the fifth telescopic pedal 15-1 are respectively provided with a second sliding slot 15-1-1, and a bolt passes through the second sliding slot 15-1-1 to be connected with a screw hole on the second vertical frame 15-3; two ends of the sixth telescopic pedal 15-2 are respectively provided with a third sliding chute 15-2-1, a bolt penetrates through the third sliding chute 15-2-1 to be connected with a screw hole on the second vertical frame 15-3, and the fifth telescopic pedal 15-1 and the sixth telescopic pedal 15-2 can linearly reciprocate along the width direction of the third sliding frame 15.
With this arrangement, when the third sliding frame 15 slides upward, it is necessary to appropriately shorten the widths of the fifth telescopic step 15-1 and the sixth telescopic step 15-2; when the third sliding frame 15 slides downwards, the widths of the fifth telescopic step 15-1 and the sixth telescopic step 15-2 are appropriately lengthened, and are screwed and fixed by bolts after being adjusted to a proper distance. Other components and connections are the same as those in the first embodiment.
Other components and connection relations are the same as those of the sixth embodiment or the seventh embodiment.
The specific implementation method nine: referring to fig. 1 to 5 and 7, the first lower ladder frame 1-3 of the present embodiment is provided with a first anti-skid ladder leg 5 at the lower end thereof, a second anti-skid ladder leg 22 at the lower end of the second lower ladder frame 11-2, and a third anti-skid ladder leg 23 at the lower end of the third lower ladder frame 14-2. So set up for smooth ground plays anti-skidding effect. Other components and connection relations are the same as those of the first, third or sixth embodiment.
The detailed implementation mode is ten: the portable walking double ladder capable of ascending and descending is described with reference to fig. 4, fig. 5 and fig. 7, two first spring buckles 3 are connected through a pull rope 8, second spring buckles 1-4 are connected through a pull rope 9, two third spring buckles 1-5 are connected through a pull rope 10, a fourth spring buckle 13 is connected through a pull rope 18, a fifth spring buckle is connected through a pull rope 19, a sixth spring buckle 16 is connected through a pull rope 20, and a seventh spring buckle 17 is connected through a pull rope 21. Other components and connection relations are the same as those of the first, third or sixth embodiment.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment without departing from the technical scope of the present invention, but all the modifications, equivalent substitutions, and improvements made to the above embodiments within the spirit and principle of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a portable walking double ladder of liftable, it includes two first ladder frame bodies of telescopic (1), two first spring buckle (3), first ladder frame body (1) and first sliding frame (2) are the rectangular frame body, and two first ladder frame bodies (1) are the chevron shape setting, and the upper end of two first ladder frame bodies (1) is rotated and is connected its characterized in that: the liftable portable walking herringbone ladder further comprises two first sliding frames (2), each first sliding frame (2) is sleeved in the middle of one corresponding first ladder frame body (1), the first sliding frames (2) can linearly reciprocate along the length direction of the first ladder frame bodies (1), and two first spring buckles (3) used for fixing the first sliding frames (2) are respectively inserted into the inner sides of two first vertical frames (2-1) of the first sliding frames (2).
2. The liftable portable walking herringbone ladder of claim 1, wherein: each first ladder frame body (1) consists of a first upper ladder frame (1-1), a middle support (1-2), a first lower ladder frame (1-3), two second spring buckles (1-4) and two third spring buckles (1-5),
the first upper ladder frame (1-1), the middle support (1-2) and the first lower ladder frame (1-3) are sequentially arranged from top to bottom, the lower end of the first upper ladder frame (1-1) is inserted into the upper end of the middle support (1-2) and fixed through a bolt, the upper end of the first lower ladder frame (1-3) is inserted into the lower end of the middle support (1-2) and fixed through a bolt, the first sliding frame (2) is sleeved in the middle of the middle support (1-2) and fixed through a bolt, the first sliding frame (2) can linearly reciprocate along the length direction of the middle support (1-2) and is used for fixing two second spring buckles (1-4) of the first upper ladder frame (1-1) to be respectively inserted into the inner sides of the upper parts of two vertical rods of the middle support (1-2), two third spring buckles (1-5) for fixing the first lower ladder frames (1-3) are respectively inserted at the inner sides of the lower parts of the two vertical rods of the middle support (1-2).
3. The utility model provides a portable walking double ladder of liftable which characterized in that: the liftable portable walking herringbone ladder comprises two telescopic second ladder frame bodies (11), a second sliding frame (12) and two fourth spring buckles (13), wherein the second ladder frame bodies (11) and the second sliding frame (12) are isosceles trapezoid frame bodies, the upper ends of the two second ladder frame bodies (11) are rotatably connected, each second sliding frame (12) is sleeved in the middle of one corresponding second ladder frame body (11), the second sliding frame (12) can linearly reciprocate along the length direction of the second ladder frame body (11), and the two fourth spring buckles (13) for fixing the second sliding frame (12) are respectively inserted into the inner sides of two first vertical frames (12-3) of the second sliding frame (12).
4. The liftable portable walking herringbone ladder of claim 3, wherein: the second ladder frame body (11) comprises a second upper ladder frame (11-1), a second lower ladder frame (11-2), a first telescopic pedal (11-3) and two fifth spring buckles,
the lower end of a second upper ladder frame (11-1) is sleeved at the upper end of a second lower ladder frame (11-2) and fixed through bolts, a second sliding frame (12) is sleeved on the second upper ladder frame (11-1) and fixed through bolts, the second sliding frame (12) can linearly reciprocate along the length direction of the second upper ladder frame (11-1), and a first telescopic pedal (11-3) is arranged between two ladder legs of the second lower ladder frame (11-2); two fifth spring buckles for fixing the second lower ladder rack (11-2) are respectively inserted at the inner sides of the lower parts of the two vertical rods of the second upper ladder rack (11-1),
the first telescopic pedal (11-3) is composed of a first left plate body (11-3-1) and a first right plate body (11-3-2), and one end of the first left plate body (11-3-1) is inserted into one end of the first right plate body (11-3-2) and fixed through a bolt.
5. The liftable portable walking herringbone ladder according to claim 3 or 4, wherein: the second sliding frame (12) consists of a second telescopic pedal (12-1), a third telescopic pedal (12-2) and two first vertical frames (12-3), the two first vertical frames (12-3) are oppositely arranged, the second telescopic pedal (12-1) is positioned between the upper parts of the two vertical frames (12-3), and the third telescopic pedal (12-2) is positioned between the lower parts of the two vertical frames (12-3);
the second telescopic pedal (12-1) consists of a second left plate body (12-1-1) and a second right plate body (12-1-2), and one end of the second left plate body (12-1-1) is inserted into the second right plate body (12-1-2) and fixed through a bolt; the third telescopic pedal (12-2) consists of a third left plate body (12-2-1) and a third right plate body (12-2-2), and one end of the third left plate body (12-2-1) is inserted into one end of the third right plate body (12-2-2) and fixed through a bolt.
6. The utility model provides a portable walking double ladder of liftable which characterized in that: the liftable portable walking herringbone ladder comprises two telescopic third ladder frame bodies (14), two third sliding frames (15) and two sixth spring buckles (16), wherein the third ladder frame bodies (14) and the third sliding frames (15) are isosceles trapezoid frame bodies, the upper ends of the two third ladder frame bodies (14) are rotatably connected, each third sliding frame (15) is sleeved in the middle of one corresponding third ladder frame body (14), the third sliding frames (15) can linearly reciprocate along the length direction of the third ladder frame bodies (14), and the two sixth spring buckles (16) used for fixing the third sliding frames (15) are respectively inserted into the inner sides of two second vertical frames (15-3) of the third sliding frames (15).
7. The liftable portable walking herringbone ladder of claim 6, wherein: the third ladder frame body (14) comprises a third upper ladder frame (14-1), a third lower ladder frame (14-2) and a fourth telescopic pedal (14-3), two seventh spring buckles (17) are arranged, the lower end of the third upper ladder frame (14-1) is sleeved at the upper end of the third lower ladder frame (14-2) and fixed through bolts, a third sliding frame (15) is sleeved on the third upper ladder frame (14-1) and fixed through bolts, and the third sliding frame (15) can do linear reciprocating movement along the length direction of the third upper ladder frame (14-1);
the fourth telescopic pedal (14-3) is arranged between two rods of the third lower ladder frame (14-2), two ends of the fourth telescopic pedal (14-3) are respectively provided with a first sliding groove (14-3-1), the fourth telescopic pedal (14-3) can linearly reciprocate along the width direction of the third lower ladder frame (14-2), and a bolt penetrates through the first sliding groove (14-3-1) and is connected with a screw hole in the third lower ladder frame (14-2).
8. The liftable portable walking herringbone ladder according to claim 6 or 7, wherein: the third sliding frame (15) is composed of a fifth telescopic pedal (15-1), a sixth telescopic pedal (15-2) and two second vertical frames (15-3), the fifth telescopic pedal (15-1) is located between the upper parts of the two second vertical frames (15-3), the sixth telescopic pedal (15-2) is located between the lower parts of the two second vertical frames (15-3), two ends of the fifth telescopic pedal (15-1) are respectively provided with a second sliding chute (15-1-1), and a bolt penetrates through the second sliding chute (15-1-1) to be connected with a screw hole in the second vertical frame (15-3); and the two ends of the sixth telescopic pedal (15-2) are respectively provided with a third sliding chute (15-2-1), a bolt penetrates through the third sliding chute (15-2-1) to be connected with a screw hole on the second vertical frame (15-3), and the fifth telescopic pedal (15-1) and the sixth telescopic pedal (15-2) can linearly reciprocate along the width direction of the third sliding frame (15).
9. The liftable portable walking herringbone ladder according to any one of claims 1, 3 or 6, wherein: the lower end of the first lower ladder frame (1-3) is provided with a first anti-skid ladder leg (5), the lower end of the second lower ladder frame (11-2) is provided with a second anti-skid ladder leg (22), and the lower end of the third lower ladder frame (14-2) is provided with a third anti-skid ladder leg (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822124741.7U CN209924900U (en) | 2018-12-18 | 2018-12-18 | Liftable portable walking double ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822124741.7U CN209924900U (en) | 2018-12-18 | 2018-12-18 | Liftable portable walking double ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209924900U true CN209924900U (en) | 2020-01-10 |
Family
ID=69064391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822124741.7U Expired - Fee Related CN209924900U (en) | 2018-12-18 | 2018-12-18 | Liftable portable walking double ladder |
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| Country | Link |
|---|---|
| CN (1) | CN209924900U (en) |
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2018
- 2018-12-18 CN CN201822124741.7U patent/CN209924900U/en not_active Expired - Fee Related
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