CN218228835U

CN218228835U - Overturning side crawling ladder of elevating fire truck

Info

Publication number: CN218228835U
Application number: CN202222481328.2U
Authority: CN
Inventors: 胡冰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-01-06
Anticipated expiration: 2032-09-20

Abstract

The utility model discloses a lifting type fire truck turning side crawling ladder, which comprises a bracket, wherein a plurality of pedals are horizontally arranged in the bracket; the utility model discloses a portable electric bicycle, including support, slide bar, three hornblocks, telescopic spring, installation piece and support fixed connection, the mounting groove that a plurality of positions correspond is seted up to the one side that is close to each other in the support, a plurality of sockets that are linked together with a plurality of mounting grooves respectively are seted up to the lateral wall about the support, it is equipped with the slide bar to slide to insert in the socket, the both ends of slide bar are fixed mounting respectively has three hornblocks and installation piece, the cover is equipped with telescopic spring on the slide bar, telescopic spring's both ends respectively with installation piece and support fixed connection, the equal fixed mounting of lateral wall has trapezoidal piece about the footboard, the inclined plane of trapezoidal piece sets up face-to-face with the inclined plane of three hornblocks. The installation and the dismantlement between footboard and the support can be accomplished fast through the cooperation between three hornblocks, trapezoidal piece and the expanding spring, conveniently change comparatively serious footboard to the damage, improved the work efficiency of dismouting footboard.

Description

Overturning side crawling ladder of elevating fire truck

Technical Field

The utility model relates to a fire-fighting equipment technical field especially relates to a type of elevating fire engine upset side cat ladder.

Background

The side crawling ladder is an auxiliary loading mechanism which is necessary for the elevating fire truck, the height of the walking platform from the ground determines that the length of the side crawling ladder is longer, the width of the walking platform needs to meet the ergonomic specification, and the requirement determines that the structure of the side crawling ladder occupies larger space and is heavy; the overall dimension of the side ladder determines that a relatively large space must be reserved for the side ladder, the space of the equipment box is compressed, the arrangement of the whole vehicle structure is solidified, and the flexibility of the overall layout is limited.

Chinese patent publication No. CN212337139U discloses a turning side ladder for elevating fire fighting truck. This kind of fire engine upset side cat ladder of lifting includes: a ladder climbing main body; the ladder stand comprises a ladder stand body, a connecting rod structure, a fire engine and a fire engine, wherein one end of the connecting rod structure is rotatably connected with the fire engine, the other end of the connecting rod structure is rotatably connected with the ladder stand body, and the technical problem is solved.

But among the prior art a plurality of footboards of cat ladder are fixed mounting, and the step of installation and dismantlement is comparatively loaded down with trivial details to when certain footboard uses for a long time and the damage appears, inconvenient change the footboard wherein.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving following shortcoming among the prior art, have a plurality of footboards of cat ladder among the technique to be fixed mounting, the step of installation and dismantlement is comparatively loaded down with trivial details to when the damage appears in the long-time use of certain footboard wherein, inconvenient change the footboard, and the type of elevating fire engine upset side cat ladder that proposes.

In order to realize the purpose, the utility model adopts the following technical scheme:

a turning side crawling ladder of a lifting fire truck comprises a bracket, wherein a plurality of pedals are horizontally arranged in the bracket;

the utility model discloses a portable electric bicycle, including support, slide bar, three hornblocks, telescopic spring, installation piece and support fixed connection, the mounting groove that a plurality of positions correspond is seted up to the one side that is close to each other in the support, a plurality of sockets that are linked together with a plurality of mounting grooves respectively are seted up to the lateral wall about the support, it is equipped with the slide bar to slide to insert in the socket, the both ends of slide bar are fixed mounting respectively has three hornblocks and installation piece, the cover is equipped with telescopic spring on the slide bar, telescopic spring's both ends respectively with installation piece and support fixed connection, the equal fixed mounting of lateral wall has trapezoidal piece about the footboard, the inclined plane of trapezoidal piece sets up face-to-face with the inclined plane of three hornblocks.

Preferably, the upper groove wall and the lower groove wall of the mounting groove are both provided with limiting grooves, and limiting rods are fixedly mounted on the upper surface and the lower surface of the trapezoidal block.

Preferably, an anti-slip layer is bonded on the surface of the pedal, and the anti-slip layer is made of rubber.

Preferably, lateral wall all is equipped with multiunit protection component about the support, protection component is used for protecting the slide bar.

Preferably, the protection component comprises a placement plate fixedly mounted on the side wall of the support, a mounting rod fixedly mounted on the surface of the placement plate, and a protective shell rotatably sleeved on the mounting rod, wherein a torsion spring is sleeved on the mounting rod, and two ends of the torsion spring are fixedly connected with the protective shell and the placement plate respectively.

Preferably, the surface of the protective shell is bonded with a magnetic strip, and the support is made of a magnetic material.

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

the installation and the dismantlement between footboard and the support can be accomplished fast through the cooperation between triangle piece, trapezoidal piece and the expanding spring, and the convenience is changed comparatively serious footboard to the damage, has improved the work efficiency of dismouting footboard.

Drawings

Fig. 1 is a schematic front three-dimensional structure view of a turning side ladder of a fire truck for elevating;

FIG. 2 is a schematic view of a partial three-dimensional cross-sectional structure of a slide bar in the turnover side ladder of a fire truck for elevating;

fig. 3 is an enlarged view of a structure a in fig. 1.

In the figure: the device comprises a support 1, a pedal 2, a mounting groove 3, a sliding rod 4, a triangular block 5, a mounting block 6, a telescopic spring 7, a trapezoidal block 8, a limiting groove 9, a limiting rod 10, a mounting plate 11, a mounting rod 12 and a protective shell 13.

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.

In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.

Referring to fig. 1-3, the overturning side ladder stand for the elevating fire truck comprises a support 1, a plurality of pedals 2 are horizontally arranged in the support 1, anti-skid layers are bonded on the surfaces of the pedals 2, the anti-skid layers are made of rubber, and the anti-skid layers made of rubber have good elasticity and viscosity, so that the friction force between the contact surfaces of soles of a user and the pedals 2 can be increased;

the pedal comprises a bracket 1, wherein one side, close to each other, of the bracket 1 is provided with a plurality of mounting grooves 3 corresponding to the positions of the mounting grooves, the left side wall and the right side wall of the bracket 1 are provided with a plurality of jacks communicated with the mounting grooves 3 respectively, a sliding rod 4 is inserted in the jacks in a sliding manner, two ends of the sliding rod 4 are respectively and fixedly provided with a triangular block 5 and a mounting block 6, an expansion spring 7 is sleeved on the sliding rod 4, two ends of the expansion spring 7 are respectively and fixedly connected with the mounting block 6 and the bracket 1, the left side wall and the right side wall of the pedal 2 are respectively and fixedly provided with a trapezoidal block 8, and the inclined plane of the trapezoidal block 8 is arranged opposite to the inclined plane of the triangular block 5;

when the pedal 2 is installed, only two trapezoidal blocks 8 on the left side wall and the right side wall of the pedal 2 need to be respectively aligned to two installation grooves 3 on the same horizontal line and pushed in, inclined planes of the two trapezoidal blocks 8 can be respectively in sliding contact with inclined planes of the two triangular blocks 5, under the action of abutting of the inclined planes, the two sliding rods 4 can move relatively in the horizontal direction, in the moving process, the two telescopic springs 7 respectively sleeved on the two sliding rods 4 can contract until the inclined planes of the two trapezoidal blocks 8 do not abut against the inclined planes of the two triangular blocks 5, at the moment, the two sliding rods 4 can rapidly reset under the elastic potential energy of the two telescopic springs 7, therefore, the two triangular blocks 5 can be respectively locked with the two trapezoidal blocks 8 in a clamping mode, the pedal 2 can be installed at the moment, when the pedal needs to be detached, the two sliding rods 4 on the same horizontal line are also controlled to move away from each other, the pedal 2 can be taken down by removing the clamping connection between the two triangular blocks 5 and the two trapezoidal blocks 8, and the pedal is convenient and quick.

Limiting grooves 9 are formed in the upper groove wall and the lower groove wall of the mounting groove 3, and limiting rods 10 are fixedly mounted on the upper surface and the lower surface of the trapezoidal block 8;

when the pedal 2 is installed, two trapezoidal blocks 8 of the left side wall and the right side wall of the pedal 2 are respectively aligned to two installation grooves 3 on the same horizontal line and pushed in, a plurality of limiting rods 10 can be respectively inserted into a plurality of limiting grooves 9, and the pedal 2 can not move horizontally and transversely at the moment.

The protection assembly comprises a placing plate 11 fixedly mounted on the side wall of the support 1, a mounting rod 12 fixedly mounted on the surface of the placing plate 11 and a protection shell 13 rotatably sleeved on the mounting rod 12, wherein the mounting rod 12 is sleeved with a torsion spring, two ends of the torsion spring are fixedly connected with the protection shell 13 and the placing plate 11 respectively, a magnetic stripe is bonded on the surface of the protection shell 13, and the support 1 is made of a magnetic material;

after footboard 2 has been installed, rotate the protective housing 13 this moment and close, make the surface of protective housing 13 offset with 1 lateral wall of support, the magnetic stripe on protective housing 13 surface can adsorb mutually with support 1, like this with the surface in-process of using, the external mistake bumps slide bar 4 and leads to removing the joint between triangle-shaped piece 5 and the trapezoidal piece 8.

The utility model discloses in, only need aim at two mounting grooves 3 that are located same water flat line respectively with two trapezoidal blocks 8 of footboard 2 left and right sides lateral wall and push in, the inclined plane of two trapezoidal blocks 8 can respectively with the inclined plane sliding contact of two triangular blocks 5, support under the effect of pressing on the inclined plane, two slide bars 4 can carry out the ascending relative movement of horizontal direction, until when the inclined plane of two trapezoidal blocks 8 no longer offsets with the inclined plane of two triangular blocks 5, two slide bars 4 can reset rapidly under the elastic potential energy of two expanding spring 7 this moment, and then footboard 2 just so installed this moment, also as long as control two slide bars 4 that are located same water flat line and carry out the removal of keeping away from each other when needing to dismantle, the joint of removing between two triangular blocks 5 and two trapezoidal blocks 8 can take off footboard 2, the convenience is changed comparatively serious footboard 2 to the damage, the work efficiency of dismouting footboard 2 has been improved.

In the present application, the terms "mounted," "connected," and "secured" are to be construed broadly unless otherwise specifically indicated and limited.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A turning side ladder stand of a lifting fire truck comprises a bracket (1) and is characterized in that a plurality of pedals (2) are horizontally arranged in the bracket (1);

mounting groove (3) that a plurality of positions correspond are seted up to the one side that is close to each other in support (1), a plurality of sockets that are linked together with a plurality of mounting groove (3) respectively are seted up to the lateral wall about support (1), it is equipped with slide bar (4) to slide to insert in the socket, the both ends of slide bar (4) are fixed mounting respectively has three hornblocks (5) and installation piece (6), the cover is equipped with expanding spring (7) on slide bar (4), the both ends of expanding spring (7) respectively with installation piece (6) and support (1) fixed connection, the equal fixed mounting of lateral wall has trapezoidal piece (8) about footboard (2), the inclined plane of trapezoidal piece (8) sets up face to face with the inclined plane of three hornblocks (5).

2. The overturning side ladder stand for the elevating fire fighting truck as claimed in claim 1, wherein the upper and lower groove walls of the mounting groove (3) are provided with limit grooves (9), and the upper and lower surfaces of the trapezoidal block (8) are fixedly provided with limit rods (10).

3. The overturning side ladder stand for the fire truck as claimed in claim 1, wherein an anti-skid layer is bonded on the surface of the pedal (2), and the anti-skid layer is made of rubber.

4. The overturning side ladder stand for the fire truck for the high lift type according to claim 1 is characterized in that a plurality of groups of protection components are arranged on the left side wall and the right side wall of the support (1), and the protection components are used for protecting the sliding rod (4).

5. The overturning side ladder stand for the fire truck of the elevating type according to claim 4, wherein the protection assembly comprises a mounting plate (11) fixedly mounted on the side wall of the bracket (1), a mounting rod (12) fixedly mounted on the surface of the mounting plate (11), and a protective shell (13) rotatably sleeved on the mounting rod (12), wherein a torsion spring is sleeved on the mounting rod (12), and two ends of the torsion spring are respectively and fixedly connected with the protective shell (13) and the mounting plate (11).

6. The overturning side ladder stand for the fire truck as claimed in claim 5, wherein a magnetic strip is bonded on the surface of the protective shell (13), and the bracket (1) is made of a magnetic material.