CN212002989U

CN212002989U - Multifunctional ladder convenient for height adjustment

Info

Publication number: CN212002989U
Application number: CN202020158287.1U
Authority: CN
Inventors: 胡林有
Original assignee: Yongkang Dongxu Elevator Co ltd
Current assignee: Yongkang Dongxu Elevator Co ltd
Priority date: 2020-02-10
Filing date: 2020-02-10
Publication date: 2020-11-24
Anticipated expiration: 2030-02-10

Abstract

The utility model discloses a make things convenient for height-adjusting's multi-functional ladder, including first spacing landing leg and spacing storehouse, the upper end of first spacing landing leg is provided with the location pivot, and the right side of location pivot is connected with the spacing landing leg of second, the lower extreme of first spacing landing leg is provided with the base, and the fixed surface of the rear end of first spacing landing leg has portable handle, spacing storehouse runs through in the inside of first spacing landing leg, and the inside of spacing storehouse is provided with the activity pivot, the right side of activity pivot is connected with the lead screw, and the right-hand member of lead screw is fixed with the couple, the regulation storehouse has been seted up to the inside upper end of first spacing landing leg, and the inboard of adjusting the storehouse is provided with the fixed plate, the inboard of first spacing landing leg is provided with. The fixing plate and the positioning rotating shaft are matched with each other, the first limiting supporting leg and the second limiting supporting leg can be fixed, so that the height of the multifunctional ladder can be increased, the influence on the normal operation of work is avoided, and the plurality of groups of positioning bolts can be fixed more firmly.

Description

Multifunctional ladder convenient for height adjustment

Technical Field

The utility model relates to a building articles for use technical field specifically is a make things convenient for height-adjusting's multi-functional ladder.

Background

Along with the rapid development of economy and the progress of science and technology in various regions, the household housing area is larger and larger, and old-style single houses are replaced by newly-built buildings more and more, so the ladder is used in the most important way, the ladder is limited by two long thick rods, the middle cross rod suitable for climbing is used for climbing, and the ladder is divided into a lifting single ladder and a lifting herringbone ladder.

Two landing legs are easily partd at the handling of multi-functional ladder on the market for the user carries and carries very inconveniently, has greatly influenced the practicality of device, and most carry on spacingly through the rope to the landing leg when most ladder is fixed, the skew easily appears when re-fixing, and the altitude mixture control step of ladder is comparatively complicated moreover, brings inconvenient problem for normal work, for this reason, we provide a multi-functional ladder of convenient height-adjusting.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a make things convenient for height-adjusting's multi-functional ladder to solve the multi-functional ladder on the market that proposes in the above-mentioned background and easily part at two landing legs in the handling, make the user's transport carry very inconvenient, greatly influenced the practicality of device, and most when most ladders are fixed carry on spacingly through the rope to the landing leg, easily the skew appears when re-fixing, and the altitude mixture control step of ladder is comparatively complicated moreover, brings inconvenient problem for normal work.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a make things convenient for height-adjusting's multi-functional ladder, includes first spacing landing leg and spacing storehouse, the upper end of first spacing landing leg is provided with the location pivot, and the right side of location pivot is connected with the spacing landing leg of second, the lower extreme of first spacing landing leg is provided with the base, and the fixed surface of the rear surface of first spacing landing leg has portable handle, spacing storehouse runs through in the inside of first spacing landing leg, and the inside of spacing storehouse is provided with the activity pivot, the right side of activity pivot is connected with the lead screw, and the right-hand member of lead screw is fixed with the couple, the regulation storehouse has been seted up to the inside upper end of first spacing landing leg, and the inboard of adjusting the storehouse is provided with the fixed plate, the inboard of first spacing.

Preferably, the first limiting supporting leg and the second limiting supporting leg form a rotating structure through the positioning rotating shaft, the appearance structure of the first limiting supporting leg is matched with that of the second limiting supporting leg, and the second limiting supporting leg is fixedly connected with the base.

Preferably, a limiting clamping block is fixed on the inner side of the base, a clamping structure is formed between the first limiting supporting leg and the second limiting supporting leg through the limiting clamping block, and the portable handle is connected with the first limiting supporting leg in a welding mode.

Preferably, the limiting bin forms a rotating structure through the movable rotating shaft and the screw rod, and the screw rod forms a clamping structure through the hook and the second limiting supporting leg.

Preferably, a sliding structure is formed between the adjusting bin and the fixing plate, positioning bolts penetrate through the fixing plate, and the positioning bolts are uniformly distributed along the fixing plate.

Preferably, the upper surface of the cross rod is provided with anti-slip grains, and the cross rod is fixedly connected with the anti-slip grains in a connecting mode.

Compared with the prior art, the beneficial effects of the utility model are that:

the multifunctional ladder convenient for height adjustment has the advantages that the angle of the multifunctional ladder can be adjusted according to requirements through the arranged positioning rotating shaft, the arranged base and the limiting clamping block can be clamped, the first limiting supporting leg and the second limiting supporting leg can be combined, the multifunctional ladder is prevented from being separated during use, and meanwhile, the multifunctional ladder can be conveniently carried through the arranged portable handle; the first limiting supporting leg and the second limiting supporting leg can be limited through the arranged movable rotating shaft and the screw rod, so that the first limiting supporting leg and the second limiting supporting leg are prevented from deviating during use to influence the stability of the multifunctional ladder, and the arranged hook can facilitate the disassembly of the screw rod, so that the practicability of the device can be improved; through the fixed plate that sets up mutually supports with the location pivot, can fix first spacing landing leg and the spacing landing leg of second, thereby can increase the height of multi-functional ladder, avoid influencing the normal clear of work, and the multiunit positioning bolt that sets up can make its fixed more firm, be titanium alloy material through the horizontal pole that sets up, it has intensity extremely high, light in weight, function such as not rustting, thereby can increase the resistance to compression of device, shock-resistant ability, and can also increase the life of device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic rear view of the present invention;

fig. 3 is a schematic view of the first limiting leg of the present invention showing a top view.

In the figure: 1. a first limiting support leg; 2. positioning the rotating shaft; 3. a second limiting support leg; 4. a base; 5. a limiting clamping block; 6. a portable handle; 7. a limiting bin; 8. a movable rotating shaft; 9. a screw rod; 10. hooking; 11. a regulating bin; 12. a fixing plate; 13. positioning the bolt; 14. a cross bar; 15. and (4) anti-skid lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a multifunctional ladder convenient for height adjustment comprises a first limiting supporting leg 1, a positioning rotating shaft 2, a second limiting supporting leg 3, a base 4, a limiting fixture block 5, a portable handle 6, a limiting bin 7, a movable rotating shaft 8, a screw rod 9, a hook 10, an adjusting bin 11, a fixing plate 12, a positioning bolt 13, a cross rod 14 and an anti-skid pattern 15, wherein the upper end of the first limiting supporting leg 1 is provided with the positioning rotating shaft 2, the right side of the positioning rotating shaft 2 is connected with the second limiting supporting leg 3, the first limiting supporting leg 1 forms a rotating structure with the second limiting supporting leg 3 through the positioning rotating shaft 2, the appearance structures of the first limiting supporting leg 1 and the second limiting supporting leg 3 are identical, the connecting mode between the second limiting supporting leg 3 and the base 4 is fixed connection, the base 4 is arranged at the lower end of the first limiting supporting leg 1, the portable handle 6 is fixed on the rear surface of the first limiting supporting leg 1, the limiting fixture block 5 is fixed on, the first limiting supporting leg 1 and the second limiting supporting leg 3 form a clamping structure through a limiting clamping block 5, the portable handle 6 is connected with the first limiting supporting leg 1 in a welding mode, the angle of the device can be adjusted according to requirements through the arranged positioning rotating shaft 2, the arranged base 4 and the limiting clamping block 5 can be clamped, the first limiting supporting leg 1 and the second limiting supporting leg 3 can be combined, separation in use is avoided, and meanwhile the portable handle 6 can be used for conveniently carrying the multifunctional ladder;

the limiting bin 7 penetrates through the first limiting supporting leg 1, a movable rotating shaft 8 is arranged inside the limiting bin 7, a lead screw 9 is connected to the right side of the movable rotating shaft 8, a hook 10 is fixed to the right end of the lead screw 9, the limiting bin 7 forms a rotating structure through the movable rotating shaft 8 and the lead screw 9, the lead screw 9 forms a clamping structure through the hook 10 and the second limiting supporting leg 3, the first limiting supporting leg 1 and the second limiting supporting leg 3 can be limited through the arranged movable rotating shaft 8 and the lead screw 9, the situation that the first limiting supporting leg 1 and the second limiting supporting leg 3 are deviated when in use is prevented, the stability of the multifunctional ladder is affected, and the arranged hook 10 can facilitate the disassembly of the lead screw 9, so that the practicability of the device can be improved;

the adjusting bin 11 is arranged at the upper end of the inside of the first limiting supporting leg 1, the fixing plate 12 is arranged on the inner side of the adjusting bin 11, a sliding structure is formed between the adjusting bin 11 and the fixing plate 12, the positioning bolt 13 penetrates through the inside of the fixing plate 12 and is evenly distributed along the inside of the fixing plate 12, the first limiting supporting leg 1 and the second limiting supporting leg 3 can be fixed through the mutual matching of the arranged fixing plate 12 and the positioning rotating shaft 2, so that the height of the multifunctional ladder can be increased, the influence on the normal operation of the multifunctional ladder is avoided, the fixing is firmer through the plurality of groups of positioning bolts 13, the cross rod 14 is arranged on the inner side of the first limiting supporting leg 1, the anti-skid grains 15 are arranged on the upper surface of the cross rod 14, the connecting mode between the cross rod 14 and the anti-skid grains 15 is fixedly connected, the cross rod 14 is made of titanium alloy, and the anti-, Light weight, no rust and the like, thereby increasing the compression resistance and the impact resistance of the device and prolonging the service life of the device.

The working principle is as follows: for the multifunctional ladder, when in use, a worker firstly carries the multifunctional ladder to a designated position through the portable handle 6, in the carrying process, the limiting fixture block 5 on the inner side of the base 4 at the bottom of the first limiting supporting leg 1 is clamped with the second limiting supporting leg 3, so that the first limiting supporting leg 1 and the second limiting supporting leg 3 can be prevented from being separated when in use, the normal carrying is influenced, then the worker pulls out the limiting fixture block 5, the first limiting supporting leg 1 and the second limiting supporting leg 3 are swung out by a proper angle through the positioning rotating shaft 2, the screw rod 9 is pulled out through the movable rotating shaft 8 on the inner side of the limiting bin 7, then the screw rod 9 is twisted to connect the hook 10 with the clamp ring on the inner side of the second limiting supporting leg 3, so that the two can be limited, then the worker can step on the cross rod 14 to work, the cross rod 14 is made of titanium alloy material, can increase multi-functional ladder's resistance to compression, shock resistance, and the anti-skidding line 15 that the 14 surfaces of horizontal pole were seted up can increase staff and the multi-functional ladder between the frictional force, avoid appearing sideslipping, when highly needing the regulation of multi-functional ladder, the staff can take off couple 10, and receive and release lead screw 9, be in same level with first spacing landing leg 1 and the spacing landing leg 3 of second through location pivot 2 afterwards, then will adjust 11 inboard fixed plates 12 forward promotion in storehouse, it is fixed with the spacing landing leg 3 of second to make it cross location pivot 2, then the multiunit positioning bolt 13 that sets up can make its fixed more firm, thereby can increase multi-functional ladder's height, accomplish whole multi-functional ladder's use just so.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a make things convenient for height-adjusting's multi-functional ladder, includes first spacing landing leg and spacing storehouse, its characterized in that: the upper end of first spacing landing leg is provided with the location pivot, and the right side of location pivot is connected with the spacing landing leg of second, the lower extreme of first spacing landing leg is provided with the base, and the rear surface of first spacing landing leg is fixed with portable handle, spacing storehouse runs through in the inside of first spacing landing leg, and the inside in spacing storehouse is provided with the activity pivot, the right side of activity pivot is connected with the lead screw, and the right-hand member of lead screw is fixed with the couple, the regulation storehouse has been seted up to the inside upper end of first spacing landing leg, and the inboard of adjusting the storehouse is provided with the fixed plate, the inboard of first spacing landing leg is provided with the horizontal pole.

2. The multifunctional ladder convenient for height adjustment according to claim 1, wherein: the first limiting supporting leg and the second limiting supporting leg form a rotating structure through the positioning rotating shaft, the first limiting supporting leg is matched with the second limiting supporting leg in shape structure, and the second limiting supporting leg is fixedly connected with the base in a connecting mode.

3. The multifunctional ladder convenient for height adjustment according to claim 1, wherein: a limiting fixture block is fixed on the inner side of the base, a clamping structure is formed between the first limiting supporting leg and the second limiting supporting leg through the limiting fixture block, and the portable handle is connected with the first limiting supporting leg in a welding mode.

4. The multifunctional ladder convenient for height adjustment according to claim 1, wherein: the limiting bin forms a rotating structure through the movable rotating shaft and the screw rod, and the screw rod forms a clamping structure through the hook and the second limiting supporting leg.

5. The multifunctional ladder convenient for height adjustment according to claim 1, wherein: constitute sliding construction between surge bin and the fixed plate, and the inside of fixed plate runs through there is positioning bolt to positioning bolt is along the inside evenly distributed of fixed plate.

6. The multifunctional ladder convenient for height adjustment according to claim 1, wherein: anti-skidding line has been seted up to the upper surface of horizontal pole, and the connected mode between horizontal pole and the anti-skidding line is fixed connection.