CN215841335U

CN215841335U - Lifting aerial ladder vehicle

Info

Publication number: CN215841335U
Application number: CN202122169869.7U
Authority: CN
Inventors: 金龙旭
Original assignee: Qingdao Jinding Xinbao Special Vehicle Co ltd
Current assignee: Qingdao Jinding Xinbao Special Vehicle Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-02-18
Anticipated expiration: 2031-09-08

Abstract

The utility model relates to a lifting aerial ladder vehicle which comprises a vehicle body, wherein a chassis of the vehicle body is provided with a rotating seat, a hydraulic telescopic aerial ladder is arranged on the rotating seat, and two ends of the chassis of the vehicle body are respectively provided with a bidirectional telescopic hydraulic cylinder; the cylinder body of the bidirectional telescopic hydraulic cylinder is fixedly connected with a chassis of the vehicle body, the end part of a piston rod of the bidirectional telescopic hydraulic cylinder is fixedly provided with a mounting seat, and a supporting hydraulic cylinder is arranged on the mounting seat; a piston rod of the supporting hydraulic cylinder is vertically arranged downwards, a cylinder body of the supporting hydraulic cylinder is fixedly connected with the mounting seat, and a supporting foot pad is fixed at the end part of the piston rod of the supporting hydraulic cylinder; the front end of the vehicle body is provided with a connecting seat, two sides of the connecting seat are respectively provided with a front end hydraulic stay bar of which the piston rod inclines downwards from the middle part of the vehicle body to the outside of the vehicle body, a rod body of the front end hydraulic stay bar is fixedly connected with the connecting seat, and the end part of the piston rod of the front end hydraulic stay bar is hinged with a brake block; the utility model can stably support the vehicle body when the aerial ladder vehicle is lifted for operation, so that the vehicle body is not easy to move.

Description

Lifting aerial ladder vehicle

Technical Field

The utility model relates to the technical field of lifting devices, in particular to a lifting aerial ladder vehicle.

Background

With the development of society, high-rise buildings are widely popularized and applied. When transporting objects in a high-rise building, it is difficult to transport large objects using an elevator or a pedestrian elevator, and therefore, it is common to lift and transport corresponding people or objects using a lifting device outside the building. The lifting aerial ladder vehicle is a common lifting device in daily life, is widely applied to the convenience of cargo lifting and is widely applied to occasions such as building fire rescue.

The lifting aerial ladder vehicle comprises a vehicle body, wherein a rotating seat is arranged on a chassis of the vehicle body, and the rotating seat is rotatably connected with the chassis of the vehicle body. The hydraulic telescopic scaling ladder is arranged on the rotating seat, the bottom of the hydraulic telescopic scaling ladder is hinged to the rotating seat, and the hydraulic telescopic scaling ladder is provided with a carrying trolley which can move along the length direction of the hydraulic telescopic scaling ladder. An angle adjusting hydraulic cylinder is arranged on the rotating seat, a cylinder body of the angle adjusting hydraulic cylinder is hinged with the rotating seat, and a piston rod of the angle adjusting hydraulic cylinder is hinged with the hydraulic telescopic aerial ladder.

In order to prevent the lifting aerial ladder vehicle from moving when being lifted and carried, the vehicle body is moved, and further potential safety hazards are caused, supporting hydraulic cylinders are usually arranged at the four corners of a chassis of the vehicle body, and supporting pad feet are fixed at the piston rod ends of the supporting hydraulic cylinders. When the lifting aerial ladder vehicle works, a piston rod of the supporting hydraulic cylinder extends downwards, so that the supporting foot pad is contacted with the ground, and the vehicle body is supported. However, when the telescopic length of the hydraulic telescopic aerial ladder is large, and the end of the hydraulic telescopic aerial ladder is stressed, a large moment is generated, and the vehicle body supporting area is still small compared with the length of the hydraulic telescopic aerial ladder, so that an unstable factor exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lifting aerial ladder vehicle, which can stably support a vehicle body when the lifting aerial ladder vehicle works, so that the vehicle body is not easy to move.

The technical purpose of the utility model is realized by the following technical scheme: a lifting aerial ladder vehicle comprises a vehicle body, wherein a rotating seat is arranged on a chassis of the vehicle body, a hydraulic telescopic aerial ladder is arranged on the rotating seat, and two-way telescopic hydraulic cylinders arranged along the width direction of the vehicle body are respectively arranged at two ends of the chassis of the vehicle body; the cylinder body of the bidirectional telescopic hydraulic cylinder is fixedly connected with a chassis of the vehicle body, the end part of a piston rod of the bidirectional telescopic hydraulic cylinder is fixedly provided with an installation seat, and a supporting hydraulic cylinder is arranged on the installation seat; a piston rod of the supporting hydraulic cylinder is arranged vertically downwards, a cylinder body of the supporting hydraulic cylinder is fixedly connected with the mounting seat, and a supporting foot pad is fixed at the end part of the piston rod of the supporting hydraulic cylinder; the hydraulic brake device is characterized in that a connecting seat is arranged at the head of the vehicle body, piston rods are arranged on two sides of the connecting seat respectively, front-end hydraulic support rods tilt downwards from the middle of the vehicle body to the outside of the vehicle body, rod bodies of the front-end hydraulic support rods are fixedly connected with the connecting seat, and the end portions of the piston rods of the front-end hydraulic support rods are hinged with brake blocks.

According to the technical scheme, when the lifting aerial ladder vehicle is used for lifting and carrying operation, when the piston rod of the bidirectional telescopic hydraulic cylinder extends, the piston rod of the supporting hydraulic cylinder moves downwards, and the supporting foot pad is in contact with the ground for supporting; a piston rod of the front end hydraulic support rod moves downwards to enable the brake block to be in contact with the ground for supporting; this scheme is through setting up two-way flexible pneumatic cylinder, the support area of increase automobile body to locomotive department through at the automobile body sets up front end hydraulic pressure vaulting pole and carries out the bracing, thereby the state is more stable when making the lift aerial ladder car carry out the operation, is difficult for producing the removal.

Preferably, two cross connecting arms are arranged between the two front end hydraulic support rods, the middle parts of the two connecting arms are hinged, and two ends of each connecting arm are fixedly connected with the rod bodies of the two front end hydraulic support rods respectively.

Through above-mentioned technical scheme, through set up criss-cross linking arm between two front end liquid feeding pressure vaulting poles, and then link to each other two front end hydraulic pressure vaulting poles through the linking arm to further strengthen the stability of front end hydraulic pressure vaulting pole when supporting.

Preferably, a mounting frame is fixed to the bottom of the head of the vehicle body, a mounting rod is fixed to the connecting seat, and the mounting rod is connected with the mounting frame in a sliding mode along the length direction of the vehicle body.

Through above-mentioned technical scheme, through the setting of mounting bracket and installation pole, when not using the lift aerial ladder car to go up and down to transmit the delivery, the piston rod shrink of front end hydraulic pressure vaulting pole through sliding the installation pole, accomodate connecting seat and front end hydraulic pressure vaulting pole in the locomotive bottom of automobile body, and then make things convenient for the automobile body to remove.

Preferably, be provided with the operation cylinder on the mounting bracket, the piston rod of operation cylinder sets up along automobile body length direction, the cylinder body and the mounting bracket fixed connection of operation cylinder, the piston rod and the installation pole fixed connection of operation cylinder.

Through above-mentioned technical scheme, make shrinkage movement through the piston rod of operation cylinder, and then accomodate the connecting seat to locomotive bottom or shift out the connecting seat by automobile body bottom, convenient operation is swift.

Preferably, the support foot pad comprises a foot pad main body fixedly connected with a piston rod of the support hydraulic cylinder and a hard rubber pad fixed at the lower part of the foot pad main body.

Through above-mentioned technical scheme, support and fill up the foot including supporting and fill up the foot and be located the stereoplasm rubber pad, support and fill up the foot and adopt the rubber material, have good barrier propterty to difficult damage to some fragile ground that cause.

Preferably, the bottom of the foot pad main body is provided with a positioning groove for accommodating a hard rubber pad, and the hard rubber pad is connected with the foot pad main body through a bolt; when the hard rubber pad is arranged in the positioning groove, the hard rubber pad protrudes out of the lower surface of the foot pad main body.

Through above-mentioned technical scheme, install the location through the constant head tank to the stereoplasm rubber pad, and then fix the stereoplasm rubber pad through bolted connection to can convenient and fast install and dismantle the stereoplasm rubber pad.

Preferably, a vertically arranged connecting stud is fixed at the end of the piston rod of the supporting hydraulic cylinder, and a connecting threaded hole matched with the connecting stud is formed in the upper part of the foot pad main body.

Through the technical scheme, the cushion foot main body is matched with the connecting stud arranged at the end part of the piston rod of the supporting hydraulic cylinder through the connecting threaded hole, and then the cushion foot main body is installed and fixed at the end part of the piston rod of the supporting hydraulic cylinder, so that the cushion foot can be conveniently and quickly installed and detached to the supporting cushion foot.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a front view of a lifting aerial ladder vehicle.

Fig. 2 is a side view of the elevating aerial ladder vehicle.

Fig. 3 is a schematic structural view of the front end hydraulic stay.

Fig. 4 is a schematic structural view of a front end hydraulic stay mounting manner.

Fig. 5 is a schematic structural view of the support foot pad.

Wherein, 1, a vehicle body; 2. a rotating seat; 3. a hydraulic telescopic aerial ladder; 4. an angle adjusting hydraulic cylinder; 5. a bidirectional telescopic hydraulic cylinder; 51. a mounting seat; 6. a support hydraulic cylinder; 61. connecting a stud; 7. supporting the foot pad; 71. a foot pad main body; 711. connecting the threaded hole; 72. a hard rubber pad; 8. a connecting seat; 81. mounting a rod; 9. a front end hydraulic stay bar; 91. a brake pad; 10. a connecting arm; 11. a mounting frame; 12. and a working cylinder.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b):

a lifting aerial ladder vehicle, refer to fig. 1 and 2, comprises a vehicle body 1, wherein a rotating seat 2 is arranged on a chassis of the vehicle body 1, and the rotating seat 2 is rotatably connected with the chassis of the vehicle body 1. The hydraulic telescopic scaling ladder 3 is arranged on the rotating seat 2, the bottom of the hydraulic telescopic scaling ladder 3 is hinged to the rotating seat 2, and the hydraulic telescopic scaling ladder 3 is provided with a carrying trolley which can move along the length direction of the hydraulic telescopic scaling ladder 3. An angle adjusting hydraulic cylinder 4 is arranged on the rotating seat 2, a cylinder body of the angle adjusting hydraulic cylinder 4 is hinged with the rotating seat 2, and a piston rod of the angle adjusting hydraulic cylinder 4 is hinged with the hydraulic telescopic aerial ladder 3. The orientation of the hydraulic telescopic aerial ladder 3 is adjusted by driving the rotating seat 2 to rotate; the inclination angle of the hydraulic telescopic aerial ladder 3 is adjusted by the extension and contraction of a piston rod of the angle adjusting hydraulic cylinder 4; the staff or the object that needs to promote the delivery are placed on the carrying trolley, and hydraulic stretching aerial ladder 3 is the extension motion, and the carrying trolley carries out reciprocating motion along 3 length direction of hydraulic stretching aerial ladder, and then promotes the transportation to the people or the thing that need the delivery.

Referring to fig. 1 and 2, two ends of a chassis of a vehicle body 1 are respectively provided with a bidirectional telescopic hydraulic cylinder 5 arranged along the width direction of the vehicle body 1; the cylinder body of the bidirectional telescopic hydraulic cylinder 5 is fixedly connected with the chassis of the vehicle body 1, the end part of the piston rod of the bidirectional telescopic hydraulic cylinder 5 is fixedly provided with an installation seat 51, and the installation seat 51 is provided with a supporting hydraulic cylinder 6. The piston rod of the supporting hydraulic cylinder 6 is vertically arranged downwards, the cylinder body of the supporting hydraulic cylinder 6 is fixedly connected with the mounting seat, and the end part of the piston rod of the supporting hydraulic cylinder 6 is fixed with a supporting pad 7. When the lifting aerial ladder vehicle works, the piston rod of the bidirectional telescopic hydraulic cylinder 5 extends, and then the piston rod of the supporting hydraulic cylinder 6 moves downwards, so that the supporting foot pad 7 is in contact with the ground for supporting. When the lifting aerial ladder vehicle is not used for lifting operation, the piston rod of the bidirectional telescopic hydraulic cylinder 5 is in a contraction state, and the trafficability characteristic of the vehicle body 1 is further improved. Through setting up two-way flexible pneumatic cylinder 5, and then can effectual improvement automobile body 1 support area, and then make the lift aerial ladder car state when the operation more stable.

Referring to fig. 1 and 3, a connecting seat 8 is arranged at the head of the vehicle body 1, and front end hydraulic support rods 9 with piston rods inclining downwards from the middle of the vehicle body 1 to the outside of the vehicle body 1 are respectively arranged at two sides of the connecting seat 8. The rod body of front end hydraulic pressure vaulting pole 9 and connecting seat 8 fixed connection, the piston rod tip of front end hydraulic pressure vaulting pole 9 articulates there is brake block 91. Two criss-cross connecting arms 10 are arranged between the two front end hydraulic support rods 9, the middle parts of the two connecting arms 10 are hinged, and two ends of each connecting arm 10 are fixedly connected with the rod bodies of the two front end hydraulic support rods 9 respectively. When the lifting aerial ladder vehicle works, the piston rod of the front end hydraulic stay 9 extends to contact the brake block 91 with the ground. The front end hydraulic support rod 9 is arranged at the head of the vehicle body 1 to support the vehicle obliquely, so that the stability of the lifting aerial ladder vehicle during operation is further improved.

Referring to fig. 3 and 4, a mounting frame 11 is fixed at the bottom of the head of the vehicle body 1, a mounting rod 81 is fixed on the connecting seat 8, and the mounting rod 81 is slidably connected with the mounting frame 11 along the length direction of the vehicle body 1. The mounting frame 11 is provided with a working cylinder 12, a piston rod of the working cylinder 12 is arranged along the length direction of the vehicle body 1, a cylinder body of the working cylinder 12 is fixedly connected with the mounting frame 11, and a piston rod of the working cylinder 12 is fixedly connected with the mounting rod 81. When the lifting aerial ladder vehicle is lifted and carried, the piston rod of the operation cylinder 12 extends to enable the connecting seat 8 to protrude out of the end part of the vehicle body 1, and then the front end hydraulic support rod 9 is used for supporting. When not using lift aerial ladder car to promote the delivery, the piston rod of front end hydraulic pressure vaulting pole 9 is in the contraction state, and then utilizes operation cylinder 12 to accomodate connecting seat 8 in the locomotive bottom of automobile body 1, and then improves the trafficability characteristic of automobile body 1 when removing.

Referring to fig. 5, the support foot 7 includes a foot main body 71 fixedly connected to the piston rod of the support hydraulic cylinder 6, and a hard rubber pad 72 fixed to a lower portion of the foot main body 71. A connecting stud 61 vertically arranged is fixed at the end of a piston rod supporting the hydraulic cylinder 6, and a connecting threaded hole 711 matched with the connecting stud 61 is formed at the upper part of the foot pad main body 71. The foot pad main body 71 is a revolving body with an arched cross section; the bottom of the foot pad main body 71 is provided with a positioning groove for accommodating a hard rubber pad 72, and the hard rubber pad 72 is connected with the foot pad main body 71 through a bolt; when the hard rubber pad 72 is mounted in the positioning groove, the hard rubber pad 72 protrudes from the lower surface of the foot pad body 71. The supporting foot pad 7 is not easy to damage the ground by arranging the hard rubber pad 72, and has good skid resistance. After long-term use, the hard rubber pad 72 is easily worn, and the hard rubber pad 72 is further removed and replaced by detaching the support pad 7 from the piston rod of the support hydraulic cylinder 6.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims

1. The utility model provides a lift aerial ladder car, includes automobile body (1), be provided with on the chassis of automobile body (1) and rotate seat (2), it is provided with hydraulic telescoping aerial ladder (3) on seat (2) to rotate, its characterized in that: two ends of a chassis of the vehicle body (1) are respectively provided with a bidirectional telescopic hydraulic cylinder (5) arranged along the width direction of the vehicle body (1); the cylinder body of the bidirectional telescopic hydraulic cylinder (5) is fixedly connected with a chassis of the vehicle body (1), the end part of a piston rod of the bidirectional telescopic hydraulic cylinder (5) is fixedly provided with an installation seat (51), and a supporting hydraulic cylinder (6) is arranged on the installation seat (51); a piston rod of the supporting hydraulic cylinder (6) is arranged vertically downwards, a cylinder body of the supporting hydraulic cylinder (6) is fixedly connected with the mounting seat (51), and a supporting pad foot (7) is fixed at the end part of the piston rod of the supporting hydraulic cylinder (6); the bicycle is characterized in that a connecting seat (8) is arranged at the head of the bicycle body (1), piston rods are respectively arranged on two sides of the connecting seat (8) and are inclined downwards from the middle of the bicycle body (1) to the outside of the bicycle body (1), a rod body of the front-end hydraulic stay rod (9) is fixedly connected with the connecting seat (8), and a brake block (91) is hinged to the end part of the piston rod of the front-end hydraulic stay rod (9).

2. The elevating aerial ladder vehicle as claimed in claim 1, wherein: two cross connecting arms (10) are arranged between the two front-end hydraulic support rods (9), the middle parts of the two connecting arms (10) are hinged, and the two ends of each connecting arm (10) are fixedly connected with the rod bodies of the two front-end hydraulic support rods (9) respectively.

3. The elevating aerial ladder vehicle as claimed in claim 1, wherein: the automobile body (1) is characterized in that a mounting frame (11) is fixed to the bottom of the automobile head, a mounting rod (81) is fixed to the connecting seat (8), and the mounting rod (81) is connected with the mounting frame (11) in a sliding mode along the length direction of the automobile body (1).

4. The elevating aerial ladder vehicle as claimed in claim 3, wherein: be provided with operation cylinder (12) on mounting bracket (11), the piston rod of operation cylinder (12) sets up along automobile body (1) length direction, the cylinder body and mounting bracket (11) fixed connection of operation cylinder (12), the piston rod and the installation pole (81) fixed connection of operation cylinder (12).

5. The elevating aerial ladder vehicle as claimed in any one of claims 1 to 4, wherein: the supporting foot pad (7) comprises a foot pad main body (71) fixedly connected with a piston rod of the supporting hydraulic cylinder (6) and a hard rubber pad (72) fixed at the lower part of the foot pad main body (71).

6. The elevating aerial ladder vehicle as claimed in claim 5, wherein: the bottom of the foot pad main body (71) is provided with a positioning groove for accommodating a hard rubber pad (72), and the hard rubber pad (72) is connected with the foot pad main body (71) through a bolt; when the hard rubber pad (72) is arranged in the positioning groove, the hard rubber pad (72) protrudes out of the lower surface of the foot pad main body (71).

7. The elevating aerial ladder vehicle as claimed in claim 5, wherein: a connecting stud (61) which is vertically arranged is fixed at the end part of a piston rod of the supporting hydraulic cylinder (6), and a connecting threaded hole (711) which is matched with the connecting stud (61) is formed in the upper part of the foot pad main body (71).