CN217501551U

CN217501551U - Vehicle-mounted working ladder and vehicle

Info

Publication number: CN217501551U
Application number: CN202221221682.5U
Authority: CN
Inventors: 刘涛; 冯炜; 覃辉; 翟金良; 郭峰
Original assignee: Special Vehicle Technology Center of Hubei Aerospace Technology Research Institute; Hubei Sanjiang Space Wanshan Special Vehicle Co Ltd
Current assignee: Special Vehicle Technology Center of Hubei Aerospace Technology Research Institute; Hubei Sanjiang Space Wanshan Special Vehicle Co Ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-09-27
Anticipated expiration: 2032-05-19

Abstract

The application discloses on-vehicle work ladder and vehicle belongs to on-vehicle instrument technical field. The vehicle-mounted working ladder comprises a ladder stand and a protection frame assembly, wherein the protection frame assembly comprises two longitudinal frames which are arranged oppositely and a plurality of connecting cross beams connected between the two longitudinal frames, the connecting cross beams are arranged at intervals and connected to the edge of the vertical frames, and the ladder stand is fixed on the connecting cross beams. Because the cat ladder is fixed on the connecting beam of protection frame subassembly, the structure of whole on-vehicle work ladder is compacter, and occupation space is little to, only need fix the protection frame subassembly on the vehicle, can accomplish the fixed of cat ladder, need not to carry out a lot of installations. And, the part cover that will protect on with the vehicle through protection frame subassembly holds the intracavity to realize personnel's climbing through the cat ladder of fixing on protection frame subassembly, make on-vehicle work ladder both have the cat ladder function, have safeguard function again.

Description

Vehicle-mounted working ladder and vehicle

Technical Field

The application belongs to the technical field of vehicle-mounted tools, and particularly relates to a vehicle-mounted working ladder and a vehicle.

Background

In the design process of some whole vehicles, according to functional requirements, some important parts (such as an oil tank, an oil cylinder and the like) of the vehicle need to be provided with protective guards so as to prevent the parts from being damaged by impact under severe working conditions to influence the normal use of the vehicle; in addition, the vehicle often needs to be overhauled, and therefore, an overhaul work ladder is usually required to be arranged on the vehicle, so that the overhaul personnel can climb.

However, the guard rail and the working ladder are usually designed as a single assembly (component), and the installation needs to be performed multiple times.

Disclosure of Invention

The present application aims to solve the present technical problem at least to a certain extent. Therefore, the application provides an on-vehicle work ladder and a vehicle.

The embodiment of the application provides a vehicle-mounted working ladder, include:

the ladder is climbed by a ladder,

the protective frame assembly comprises two longitudinal frames which are arranged oppositely and a plurality of connecting cross beams which are connected between the two longitudinal frames, the longitudinal frames and the connecting cross beams jointly define an accommodating cavity with an opening facing to the rear end of the protective frame assembly, and the rear end of the protective frame assembly is fixed on a vehicle;

the ladder stand is fixed on the connecting beam, and the front face of the ladder stand faces away from the accommodating cavity.

As optional, for better realization the utility model discloses, at least one connection crossbeam is fixed in longitudinal frame's front end, and at least one connection crossbeam is fixed in longitudinal frame's top.

Optionally, in order to better implement the utility model, the ladder stand comprises a ladder stand column and a plurality of ladder stand beams arranged at intervals; the ladder stand with connect crossbeam fixed connection, many the one end of ladder crossbeam with the ladder stand is connected, the other end of ladder crossbeam with longitudinal frame fixed connection.

As optional, for better realization the utility model discloses, the cat ladder still includes a plurality of support pedals, every all be fixed with on the lateral wall of cat ladder crossbeam the support pedal.

As optional, for better realization the utility model discloses, the support footboard includes the supporting part and is fixed in the connecting portion at supporting part both ends, the supporting part with the cat ladder crossbeam interval sets up in the horizontal direction, connecting portion with connecting beam fixed connection.

As optional, for better realization the utility model discloses, longitudinal frame includes end to end connection's the frame body and is fixed in anticollision roof beam in the frame body.

As optional, for better realization the utility model discloses, many the crashproof roof beam horizontal interval sets up, two adjacent the interval of crashproof roof beam equals the interval of two adjacent cat ladder crossbeams.

As optional, for better realization the utility model discloses, on-vehicle work ladder still includes the mounting panel, the mounting panel is fixed in the rear end of protection frame subassembly.

As optional, for better realization the utility model discloses, on-vehicle work ladder still includes the marker lamp mounting panel, the marker lamp mounting panel is fixed in on the longitudinal frame.

The embodiment of the application also provides a vehicle which comprises the vehicle-mounted working ladder.

The utility model discloses compare in prior art and have following beneficial effect:

in the vehicle-mounted working ladder provided by the application, the crawling ladder is fixed on the connecting beam of the protection frame assembly, the structure of the whole vehicle-mounted working ladder is more compact, the occupied space is small, and the crawling ladder can be fixed only by fixing the rear end of the protection frame assembly on a vehicle without being mounted for many times. And, the part cover that will protect on with the vehicle through protection frame subassembly holds the intracavity to realize personnel's climbing through the cat ladder of fixing on protection frame subassembly, make on-vehicle work ladder both have the cat ladder function, have safeguard function again.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 shows a schematic structural view of a vehicle-mounted working ladder;

FIG. 2 is a schematic plan view of the longitudinal frame of FIG. 1;

fig. 3 shows a schematic structural view of the vehicle-mounted working ladder mounted on the vehicle.

Reference numerals:

100-climbing a ladder; 110-ladder stand columns; 120-ladder stand beam; 130-a support deck;

210-a longitudinal frame; 211-front pillar; 212-upper beam; 213-rear column; 214-lower beam; 215-an impact beam; 220-connecting the cross beam;

300-a working ladder mounting plate;

400-a clearance lamp mounting plate;

500-a vehicle; 510-oil tank.

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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indications in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The application is described below with reference to specific embodiments in conjunction with the following drawings:

example 1

As shown in fig. 1 and 2, the present embodiment provides a vehicle-mounted working ladder for mounting and fixing on a vehicle. The work ladder includes a ladder 100 and a guard frame assembly.

Foretell protective frame subassembly is inside to have one and to hold the chamber, holds the rear end intercommunication of chamber and protective frame subassembly, and protective frame subassembly's rear end can be fixed on the vehicle to establish the part cover that needs the protection on the vehicle and hold the intracavity, protect the part through protective frame subassembly, prevent that this part from receiving the collision and damaging, for example can establish protective frame subassembly cover outside the hydro-cylinder of vehicle or outside the oil tank of vehicle or the electronic jar of vehicle. Specifically, the protective frame assembly comprises two longitudinal frames 210 and a plurality of connecting beams 220, the two longitudinal frames 210 are arranged in parallel and at intervals, the plurality of connecting beams 220 are arranged between the two longitudinal frames 210, and two ends of the connecting beams 220 are respectively connected with the edges of the two longitudinal frames 210 so as to relatively fix the two longitudinal frames 210, so that the two longitudinal frames 210 and the plurality of connecting beams 220 jointly define an accommodating cavity with an opening facing the rear end of the protective frame assembly. When the protective frame assembly is fixed on a vehicle, the rear ends of the longitudinal frames 210 of the protective frame assembly are fixed on the vehicle, the two longitudinal frames 210 are respectively positioned at the left side and the right side of a part needing to be protected to form protection for the left side and the right side of the part, and the parts such as an oil tank, a hydraulic cylinder and the like on the vehicle are most easily impacted by the side surface in the driving or parking process of the vehicle, so that the longitudinal frames 210 can well provide protection for the parts.

The connecting cross members 220 are fixed to the edges of the longitudinal frames 210 to prevent the connecting cross members 220 from interfering with the vehicle components when the vehicle components are shielded by the shield frame assembly. And, among the plurality of connecting cross members 220, at least one connecting cross member 220 is positioned at the front end of the longitudinal frame 210, and at least one connecting cross member 220 is positioned at the top of the longitudinal frame 210, so that the connecting cross member 220 can protect the upper and front of important parts of the vehicle after the connecting cross members 220 are connected to the two longitudinal frames 210.

The ladder 100 is a component for a person to climb to the top or side of the vehicle, and the front face of the ladder 100 is the face for the person to climb. In this embodiment, the rear surface of the ladder 100 is fixed on the connecting beam 220, so that the ladder 100 and the protective frame assembly are combined together to form an integrated vehicle-mounted working ladder, and the front surface of the ladder 100 faces away from the human accommodating cavity, so that the vehicle-mounted working ladder has a protective function for important parts of a vehicle and also has a function for a human to climb. When the vehicle-mounted working ladder is installed, the ladder 100 can be indirectly fixed on the vehicle only by fixing the protective frame assembly on the vehicle.

In this embodiment, the ladder 100 is a substantially vertically-arranged ladder 100, the lower end of the ladder 100 is fixedly connected to the connecting beam 220 at the front end of the longitudinal frame 210, and the upper end of the ladder 100 is fixedly connected to the connecting beam 220 at the top end of the longitudinal frame 210, so that the ladder 100 is fixed to the front end of the whole protection frame assembly. In addition, the lower end of the ladder 100 is near the bottom of the vehicle to facilitate a person to travel to and from the ground and the vehicle through the ladder 100.

Further, the ladder 100 includes a ladder upright 110 and a ladder cross member 120. The ladder stand column 110 is one column and is used for supporting and fixing the ladder cross beam 120, the ladder stand column 110 is vertically fixed on the connecting cross beam 220, and specifically, two ends of the ladder stand column 110 are respectively fixed on the connecting cross beam 220 positioned at the top end of the longitudinal frame 210 and the connecting cross beam 220 positioned at the front end of the longitudinal frame 210. The cat ladder crossbeam 120 is many, and many cat ladder crossbeams 120 are parallel and the interval sets up, and every cat ladder crossbeam 120's one end is connected with cat ladder stand 110, and the other end is connected with longitudinal frame 210. Many cat ladder crossbeams 120 set up and the level sets up along the even interval of the length direction of cat ladder stand 110 to form the ladder step that supplies the personnel to trample, personnel need hold cat ladder stand 110 and protection frame subassembly in the hand when climbing cat ladder 100, prevent to fall. Only one by cat ladder stand 110 need not to set up two cat ladder stands 110, consequently, can reduce the materials of on-vehicle work ladder, reduces the weight of on-vehicle work ladder, and the oil consumption that the vehicle-vehicle work ladder overweight can increase the vehicle.

Preferably, in this embodiment, the ladder stand 110 and the connecting beam 220 are both metal rods, preferably metal tubes, to reduce the weight of the ladder 100 and the protective frame assembly. And, the ladder stand column 110 and the connecting beam 220 are fixed by welding. Of course, in some embodiments, ladder stand column 110 and connecting beam 220 may also be secured by bolting.

Further, in this embodiment, the ladder 100 further includes a plurality of support pedals 130, each ladder cross beam 120 is fixed with at least one support pedal 130, and the support pedals 130 and the corresponding ladder cross beams 120 are located on the same horizontal plane, so that the support pedals 130 can increase the support area of the sole of a person when the person steps on the ladder, and the person climbing the ladder 100 can stand more stably to further prevent the person from falling.

Specifically, the support pedal 130 includes a pedal body and connecting portions fixed to two ends of the pedal body, and in this embodiment, the connecting portions are integrally formed with the pedal body, and the connecting portions are formed by bending two ends of the pedal body. The footboard body is parallel to and spaced from the corresponding ladder stand beam 120, and the footboard body is connected with the ladder stand beam 120 through a connecting part. The connection of the support step 130 to the ladder beam 120 is preferably welded and may be secured secondly by means of a screw connection.

Preferably, the support step 130 is located on the side of the ladder beam 120 facing the guard frame assembly, i.e. the inside of the ladder beam 120.

Further, the longitudinal frame 210 is a frame structure connected end to end, and includes a front pillar 211, an upper beam 212, a rear pillar 213, and a lower beam 214 fixedly connected in sequence, and a plurality of impact beams 215 connected between the front pillar 211 and the rear pillar 213, where the impact beams 215 may be straight beams or bent beams, and therefore, this embodiment is not limited in particular. The ladder beam 120 is fixed to the front uprights 211 at one end to which the longitudinal frame 210 is connected.

Preferably, many anticollision roof beams 215 even interval sets up, and two adjacent anticollision roof beams 215's interval is the same with two adjacent cat ladder crossbeam 120's interval to make anticollision roof beams 215 on the longitudinal frame 210 also can play the effect of cat ladder 100, thereby make personnel can climb from cat ladder 100 or the anticollision roof beams 215 of on-vehicle work ladder both sides at on-vehicle work ladder front end according to actual conditions. Thereby make on-vehicle work ladder supply many people to climb from different directions simultaneously.

The rear end of the protective frame assembly is provided with a working ladder mounting plate 300, and the protective frame assembly is fixedly mounted with a vehicle through the working ladder mounting plate 300. The working ladder mounting plate 300 is provided with a connecting hole for a bolt to pass through in advance.

It should be noted that, according to different models of vehicles and different vehicle components protected by the protective frame assembly, the mounting positions of the vehicle-mounted work ladders on the vehicles are correspondingly different, and therefore, in this embodiment, the positions and the number of the work ladder mounting plates 300 may be correspondingly set at the positions corresponding to the protective frame assembly according to the actual positions required to be fixed by the vehicle-mounted work ladders. In this embodiment, the number of the working ladder mounting plates 300 is four, and the working ladder mounting plates are respectively arranged at four corners of the rear end of the protective frame assembly.

In this embodiment, the vehicle-mounted working ladder further comprises a clearance lamp mounting plate 400, the clearance lamp mounting plate 400 is used for mounting a clearance lamp, the clearance lamp is connected with the vehicle through an electric wire, and the clearance lamp is powered on and then is normally on so as to display the position of the vehicle-mounted working ladder and remind other vehicles of paying attention.

Preferably, the position of the position light mounting plate 400 farthest from the vehicle is fixed to the guard frame assembly. In this embodiment, the position of the position light mounting plate 400 is located at the front corner of the guard frame assembly.

It should be noted that, according to actual installation requirements, the position light mounting plate 400 and the position light may be disposed on one longitudinal frame 210, or the position light mounting plate 400 and the position light may be fixed to both longitudinal frames 210.

Example 2

As shown in fig. 3, the embodiment provides a vehicle, the vehicle 500 includes a vehicle-mounted working ladder in the embodiment, the rear end of the protective frame assembly of the vehicle-mounted working ladder is fixed on the vehicle 500 and covers the required protective parts of the vehicle, and the ladder 100 of the vehicle-mounted working ladder is positioned at the front end of the protective frame assembly.

Specifically, the rear end of the guard frame assembly is fixed to the body of the vehicle through a working ladder mounting plate 300.

In the present embodiment, the rear end of the guard frame assembly is housed outside the fuel tank 510 of the vehicle 500 as shown. In some other embodiments, the rear end of the protective frame assembly may also cover the cylinders of the vehicle 500 to protect the cylinders of the vehicle 500. Of course, the protective frame assembly can be mounted and covered on other parts of the vehicle to be protected, and is not limited to the oil tank and the oil cylinder.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Claims

1. An on-board work ladder, comprising:

the ladder is climbed by a ladder,

2. A vehicle workladder according to claim 1, characterized in that at least one connecting cross-member is fixed to the front end of the longitudinal frame and at least one connecting cross-member is fixed to the top of the longitudinal frame.

3. The vehicle-mounted working ladder according to claim 1, wherein the ladder stand comprises a ladder stand column and a plurality of ladder cross beams arranged at intervals; the ladder stand with connect crossbeam fixed connection, many the one end of ladder crossbeam with the ladder stand is connected, the other end of ladder crossbeam with longitudinal frame fixed connection.

4. A ladder as claimed in claim 3, further comprising a plurality of support steps, each support step being secured to a side wall of a ladder cross member.

5. The vehicle-mounted working ladder of claim 4, wherein the support pedal comprises a support part and connecting parts fixed at two ends of the support part, the support part and the ladder stand beam are arranged at intervals in the horizontal direction, and the connecting parts are fixedly connected with the connecting beams.

6. A vehicle work ladder as claimed in claim 1, wherein the longitudinal frame comprises frame bodies connected end to end and impact beams fixed in the frame bodies.

7. The vehicle-mounted working ladder of claim 6, wherein a plurality of the anti-collision beams are horizontally spaced, and the distance between two adjacent anti-collision beams is equal to the distance between two adjacent ladder cross beams.

8. The vehicle lift of claim 1, further comprising a mounting plate secured to a rear end of the guard frame assembly.

9. The vehicle lift of claim 1, further comprising an outline marker light mounting plate secured to the longitudinal frame.

10. A vehicle comprising a vehicular working ladder according to any one of claims 1 to 9.