CN219344588U

CN219344588U - Fire ladder

Info

Publication number: CN219344588U
Application number: CN202320220826.3U
Authority: CN
Inventors: 李水祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-07-14
Anticipated expiration: 2033-02-13

Abstract

The utility model provides a fire ladder, and relates to the technical field of ladders. Including the ladder body and two supporting parts that set up in pairs, the supporting part rotates with the ladder body to be connected, has offered the installation mouth between the ladder body, rotates along its extending direction in the installation mouth and is equipped with a plurality of steps, and a plurality of steps are located the mutual butt of arbitrary adjacent two steps when same horizontal plane, this internal locking subassembly that is used for locking step that is equipped with of ladder. The supporting part is a telescopic ladder, and the telescopic ladder is connected with the ladder body through a ladder joint lock; through the setting can make the ladder body freely change between straight ladder and platform ladder, guarantees the multifunctionality of this equipment when using, when the ladder rotated 180 with the ladder body perpendicularly in this internal rotation of ladder under locking component's restriction, can realize the use of straight ladder, when the ladder rotated 180 with the ladder body parallel in this internal rotation of ladder under locking component's restriction, can form the platform ladder and use.

Description

Fire ladder

Technical Field

The utility model relates to the technical field of ladders, in particular to a fire ladder.

Background

The traditional ladder or the extension ladder on the market at present comprises two upright posts and a transom arranged between the two upright posts, and the two upright posts can only be used vertically, namely only provide a single function of ascending height. However, when the ladder is actually used in the fields of construction, decoration, advertisement, home residence or fire protection, a user often needs to stand at a certain height position to perform a long-time operation by means of the ladder after ascending, but the ladder which can only be used vertically cannot be well suitable for the situation because a working platform cannot be provided, and the actual requirement of ascending operation cannot be met. In addition, the prior art does not have a platform ladder which combines the two to realize ascending and provide an operation platform, and the existing platform ladder has larger volume and is inconvenient to carry.

Disclosure of Invention

The utility model aims to provide a fire ladder which can solve the problems of the prior art.

Embodiments of the present utility model are implemented as follows:

the embodiment of the application provides a fire ladder, including the ladder body and two supporting parts that set up in pairs, the supporting part rotates with the ladder body to be connected, has offered the installing port between the ladder body, rotates along its extending direction in the installing port and is equipped with a plurality of steps, and a plurality of steps are located the mutual butt of arbitrary adjacent two steps when same horizontal plane, this internal locking subassembly that is used for locking step that is equipped with of ladder.

In some embodiments of the present utility model, the locking assembly includes a pull cord and a stopper; the stay cord wears to locate the outside extension behind a plurality of steps, and the one end and the supporting part of stay cord are connected, rotate on the supporting part and be equipped with the capstan winch, and the stay cord is connected with the capstan winch, has seted up the spacing groove on the inner wall of installing port, and the stopper slides to set up in the spacing inslot, and the stopper wears to locate in the step, and is equipped with the reset spring that the stopper is connected in the spacing inslot.

In some embodiments of the utility model, a limiting plate is arranged on one side of the supporting part, which is close to the ladder body, and is abutted against the supporting part.

In some embodiments of the utility model, the side walls of any two adjacent steps are provided with limit bars, and the two limit bars are mutually abutted.

In some embodiments of the utility model, a rail is provided on a side wall of the ladder body, the rail being pivotally connected to the ladder body by a knuckle lock.

In some embodiments of the utility model, the support is a telescoping ladder that is connected to the ladder body by a ladder joint lock.

In some embodiments of the utility model, a plurality of sets of safety restraint straps are provided on the guardrail.

Compared with the prior art, the embodiment of the utility model has at least the following advantages or beneficial effects:

the embodiment of the application provides a fire ladder, including the ladder body and two supporting parts that set up in pairs, the supporting part rotates with the ladder body to be connected, has offered the installing port between the ladder body, rotates along its extending direction in the installing port and is equipped with a plurality of steps, and a plurality of steps are located the mutual butt of arbitrary adjacent two steps when same horizontal plane, this internal locking subassembly that is used for locking step that is equipped with of ladder. The fire ladder arranged in the technical scheme mainly solves the problems that in the prior art, an extension ladder or a platform ladder cannot be combined, so that the ladder cannot be adapted to different working environments under different working environments, and the existing platform ladder is large in size and is not beneficial to later storage; in order to solve the problems, the technical scheme is that the ladder is manufactured by an aluminum alloy frame, the arranged supporting part is also manufactured by aluminum alloy, the arranged supporting part is a telescopic ladder, and the telescopic ladder is connected with the ladder body through a ladder joint lock; through the arrangement, the ladder body can be freely converted between the straight ladder and the platform ladder, so that the versatility of the equipment in use is ensured, and the equipment is beneficial to use in different working environments; the arranged step ladder is arranged in a pin shaft hole formed in the mounting opening through a pin shaft, and can rotate 180 degrees in the mounting opening under the limitation of the locking component and the supporting part; when the step ladder rotates 180 degrees in the ladder body to be perpendicular to the ladder body under the limitation of the locking component, the use of the straight ladder can be realized, and when the step ladder rotates 180 degrees in the ladder body to be parallel to the ladder body under the limitation of the locking component, the platform ladder can be formed for use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

fig. 3 is a schematic sectional elevation view of the present utility model.

Icon: 1. a ladder body; 2. a support part; 3. ladder joint lock; 4. guard bars; 5. a safety tie-down strap; 6. a step; 7. a return spring; 8. a limiting block; 9. a pull rope; 10. a winch; 11. and a limiting plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

Examples

Please refer to fig. 1-3.

The embodiment of the application provides a fire ladder, including ladder body 1 and two supporting part 2 that set up in pairs, supporting part 2 rotates with ladder body 1 to be connected, has seted up the installation mouth between the ladder body 1, rotates along its extending direction in the installation mouth and is equipped with a plurality of steps 6, and a plurality of steps 6 are located arbitrary adjacent two steps 6 mutual butt when same horizontal plane, are equipped with the locking subassembly that is used for locking step 6 in the ladder body 1. The fire ladder arranged in the technical scheme mainly solves the problems that in the prior art, an extension ladder or a platform ladder cannot be combined, so that the ladder cannot be adapted to different working environments under different working environments, and the existing platform ladder is large in size and is not beneficial to later storage; in order to solve the problems, the technical scheme is that the ladder is manufactured by an aluminum alloy frame, the arranged supporting part 2 is also manufactured by aluminum alloy, the arranged supporting part 2 is a telescopic ladder, and the telescopic ladder is connected with the ladder body 1 through a ladder joint lock 3; through the arrangement, the ladder body 1 can be freely switched between the straight ladder and the platform ladder, so that the versatility of the equipment in use is ensured, and the equipment is beneficial to use in different working environments; the arranged step ladder is arranged in a pin shaft hole formed in the mounting opening through a pin shaft, and can rotate 180 degrees in the mounting opening under the limitation of the locking component and the supporting part 2; when the step ladder rotates 180 degrees in the ladder body 1 to be perpendicular to the ladder body 1 under the limitation of the locking component, the use of the straight ladder can be realized, and when the step ladder rotates 180 degrees in the ladder body 1 to be parallel to the ladder body 1 under the limitation of the locking component, the platform ladder can be formed for use.

The arranged ladder joint lock 3 is the prior art and is not tired here; the extension ladder is prior art and is not described here.

In some embodiments of the utility model, the locking assembly includes a pull cord 9 and a stop block 8; the stay cord 9 wears to locate the outside extension behind a plurality of steps 6, and the one end and the supporting part 2 of stay cord 9 are connected, rotate on the supporting part 2 and be equipped with capstan winch 10, and stay cord 9 is connected with capstan winch 10, has seted up the spacing inslot on the inner wall of installing port, and stopper 8 slides and sets up in the spacing inslot, and stopper 8 wears to locate in the step 6, and is equipped with the reset spring 7 that stopper 8 is connected in the spacing inslot. The number of the pull ropes 9 arranged in the locking assembly is two, the pull ropes 9 are steel ropes, penetrating holes are formed in two sides of the stair step 6, the pull ropes 9 extend outwards after penetrating through the penetrating holes formed in the stair step 6, and buckles are arranged on the pull ropes 9 to fix the stair step 6 on the pull ropes 9; when an operator rotates the winch 10, the pull rope 9 can be wound on the winch 10, the pull rope 9 at this time rotates the pulling ladder in the ladder body 1 by 180 degrees until the pulling ladder is vertical to the ladder body 1, the use of the straight ladder can be realized, when the operator rotates the winch 10 in the direction, the pull rope 9 can be rewound outside the winch 10, and at this time, the artificial pulling ladder rotates in the ladder body 1 by 180 degrees until the pulling ladder is parallel to the ladder body 1, and the use of the platform ladder can be realized. The winch 10 is provided as a winch 10 with a self-locking function, and the winch 10 is of the prior art and is not described here.

The stopper 8 that sets up will be located in the installing port and be in the ladder step 6 at end to end both ends and lock, avoids ladder step 6 free rotation in the installing port, influences this equipment stability when using as the platform ladder. And the reset spring 7 can prevent the limiting block 8 from withdrawing from the groove formed in the step 6.

In some embodiments of the utility model, the side of the support 2 near the ladder body 1 is provided with a stop plate 11 abutting against it. The limiting plate 11 that sets up still can cooperate stopper 8 to restrict step 6 in ladder body 1 and avoid step 6 free rotation in the installing port, influences this equipment stability when using as the platform ladder. The limiting plate 11 can also be arranged on the ladder joint lock 3.

In some embodiments of the present utility model, the side walls of any two adjacent steps 6 facing each other are provided with a limit bar, and the two limit bars are mutually abutted. The two ends of each step 6 are provided with limiting strips, the limiting strips are arranged at the two ends of the step 6 in a staggered mode, so that adjacent side walls of any two adjacent steps 6 can form concave-convex matching, the steps are made into a whole, the step 6 is prevented from freely rotating in an installation opening, and the stability of the equipment when the equipment is used as a platform ladder is affected. The limit bar and the step 6 are integrally formed, and the step 6 is provided with anti-slip lines, which are not shown in the figure.

In some embodiments of the utility model, the side wall of the ladder body 1 is provided with a guard rail 4, and the guard rail 4 is rotatably connected with the ladder body 1 through a joint lock. The guardrail 4 that sets up will improve the security of this equipment in the use, avoids the user to fall from vertical ladder or platform ladder, causes the condition emergence of casualties. The joint lock is the same part as the ladder joint lock 3 and will not be described here.

Further, the number of guardrails 4 provided is two. The safety of the user during use can be ensured as much as possible.

In some embodiments of the utility model, a plurality of sets of safety restraint straps 5 are provided on the guardrail 4. Two sets of installation constraint area of setting are deficient to avoid the user to fall from vertical ladder or platform ladder, cause the condition of casualties to take place, play certain pretension effect.

To sum up, this application embodiment provides a fire ladder, including ladder body 1 and two supporting part 2 that set up in pairs, supporting part 2 rotates with ladder body 1 to be connected, has seted up the installation mouth between the ladder body 1, rotates along its extending direction in the installation mouth and is equipped with a plurality of steps 6, and a plurality of steps 6 are located arbitrary adjacent two steps 6 mutual butt when same horizontal plane, are equipped with the locking subassembly that is used for locking step 6 in the ladder body 1. The fire ladder arranged in the technical scheme mainly solves the problems that in the prior art, an extension ladder or a platform ladder cannot be combined, so that the ladder cannot be adapted to different working environments under different working environments, and the existing platform ladder is large in size and is not beneficial to later storage; in order to solve the problems, the technical scheme is that the ladder is manufactured by an aluminum alloy frame, the arranged supporting part 2 is also manufactured by aluminum alloy, the arranged supporting part 2 is a telescopic ladder, and the telescopic ladder is connected with the ladder body 1 through a ladder joint lock 3; through the arrangement, the ladder body 1 can be freely switched between the straight ladder and the platform ladder, so that the versatility of the equipment in use is ensured, and the equipment is beneficial to use in different working environments; the arranged step ladder is arranged in a pin shaft hole formed in the mounting opening through a pin shaft, and can rotate 180 degrees in the mounting opening under the limitation of the locking component and the supporting part 2; when the step ladder rotates 180 degrees in the ladder body 1 to be perpendicular to the ladder body 1 under the limitation of the locking component, the use of the straight ladder can be realized, and when the step ladder rotates 180 degrees in the ladder body 1 to be parallel to the ladder body 1 under the limitation of the locking component, the platform ladder can be formed for use. The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The fire ladder is characterized by comprising a ladder body and two supporting parts which are arranged in pairs, wherein the supporting parts are rotationally connected with the ladder body, a mounting opening is formed between the ladder bodies, a plurality of steps are rotationally arranged in the mounting opening along the extending direction of the mounting opening, any two adjacent steps are mutually abutted when the steps are positioned on the same horizontal plane, and a locking assembly for locking the steps is arranged in the ladder body; the locking component comprises a pull rope and a limiting block; the stay cord wears to locate a plurality of outside extension behind the step, the one end of stay cord with the supporting part is connected, it is equipped with the capstan winch to rotate on the supporting part, the stay cord with the capstan winch is connected, the spacing groove has been seted up on the inner wall of installing port, the stopper slip set up in the spacing inslot, the stopper wear to locate in the step, just be equipped with in the spacing groove the reset spring that the stopper is connected.

2. The fire ladder of claim 1, wherein the side of the support portion adjacent to the ladder body is provided with a limiting plate abutting against the support portion.

3. The fire ladder of claim 1, wherein the side walls of any two adjacent steps are provided with limit bars, and the two limit bars are mutually abutted.

4. The fire ladder of claim 1, wherein the side wall of the ladder body is provided with a guardrail, and the guardrail is rotatably connected with the ladder body through a joint lock.

5. The fire ladder of claim 1, wherein the support is a telescoping ladder, the telescoping ladder being connected to the ladder body by ladder joint locks.

6. The fire ladder of claim 4 wherein the guard rail is provided with a plurality of sets of safety restraint straps.