CN210915033U - Tire self-propelled cantilever crane - Google Patents

Abstract

The utility model relates to hoisting equipment for circular and other tunnel construction and related fields, and discloses a tire self-propelled cantilever crane, which comprises a gantry mechanism, a hoisting mechanism, a traveling mechanism, a driving device assembly, a hydraulic control system, and an electric power control system And the power battery, the hoisting mechanism can adjust the position along the beam of the gantry mechanism, that is, the transverse direction of the tunnel, which can ensure that the materials within a certain distance in the transverse direction of the tunnel can be hoisted without moving the crane as a whole or borrowing other transfer equipment. At the same time, there are two low-headroom electric hoists that can be adjusted back and forth, which can effectively control the center of gravity of the lifting material and ensure the balance of the material in the process of lifting the material by the crane.

Description

A tire self-propelled cantilever crane

technical field

The utility model relates to hoisting equipment for circular and other tunnel construction and related fields, in particular to a tire self-propelled cantilever crane.

Background technique

In the construction of urban pipe network, especially in circular tubular tunnel holes, the handling of steel bars is mainly carried out manually, which is not only time-consuming and labor-intensive. , In the process of transportation, the risk factor is high, and safety accidents are prone to occur. It is difficult for the existing tunnel lifting equipment to effectively overcome the above technical problems.

Utility model content

In view of the above technical problems, the present utility model provides a tire self-propelled cantilever crane. The position of the hoisting mechanism can be adjusted along the beam of the gantry mechanism, that is, the lateral direction of the tunnel. At the same time, two hoisting points that can be adjusted back and forth are provided, which can effectively Control the center of gravity of the lifting material to ensure the balance of the material in the process of lifting the material by the crane.

A tire self-propelled cantilever crane includes a gantry mechanism, a hoisting mechanism, a traveling mechanism, a driving device assembly, a hydraulic control system, an electric control system and a power battery. The two longitudinal beams are fixedly connected, the traveling mechanism has two groups and are arranged in parallel, the gantry mechanism is fixed on the traveling mechanism, the driving device assembly is fixedly connected with a group of traveling mechanisms, the hydraulic control system and the electric power The control system is fixed on the traveling mechanism, and the power battery is fixed on the top of the gantry mechanism, located between two beams and two longitudinal beams; the lifting mechanism includes I-beam guide rails, two sets of electric hoists and two sets of telescopic mechanisms , the two sets of telescopic mechanisms are symmetrically arranged on both sides of the beam of the gantry mechanism, the I-beam guide rails are arranged at the lower part of the beam, and are fixedly connected with the telescopic mechanism, and the two groups of the electric hoists are slidably connected to the I-beam guide rails and are respectively Located on both sides of the gantry mechanism.

As a preferred option of the above solution, the telescopic mechanism includes a guide rod, a slider and a telescopic oil cylinder, the guide rod is arranged in parallel with the beam and is fixedly connected to the beam through a fixing seat, the slider is slidably connected to the guide rod, and the telescopic Both ends of the oil cylinder are hinged with the slider and the upright column far away from the slider through the No. 1 oil cylinder seat, and the I-beam guide rail is fixedly connected with the bottoms of the two groups of sliders.

As a preference of the above solution, the first half of the slider is provided with a through hole for use with the guide rod, the second half is provided with a U-shaped groove, and the distance between the inner surfaces of the two side walls of the U-shaped groove is greater than the height of the fixed seat .

As a preference of the above scheme, the traveling mechanism includes a vehicle frame, a rotating frame, a wheel hub bracket, a tire, a slewing support, a main shaft pin, a gear pin and a steering cylinder, the wheel hub bracket is fixed on the end face of the tire, and the wheel hub bracket is connected to the end face of the tire through the main shaft pin. The revolving frame is hinged, the revolving frame is provided with a plurality of gear holes, and the hub bracket is provided with gear pins, which can be matched with the gear holes on the revolving frame, and the revolving frame and the vehicle frame pass through The slewing support is connected, the steering oil cylinder is arranged horizontally, the two ends of the steering oil cylinder are hinged with the frame and the rotating frame through the No. 2 oil cylinder seat, and the tire is also provided with a tire driving device.

As a preference of the above solution, the column includes an upper column, a lower column and a lifting cylinder, the upper column is a hollow structure and is sleeved outside the lower column, and the lifting cylinder is arranged parallel to the column. The upright and the lower upright are hinged to control the extension and retraction of the upright.

As a preferred option of the above solution, the driving device assembly includes a base, a driving seat and an operating table, and both the driving seat and the operating table are fixedly connected to the base.

As a preferred option of the above solution, the hydraulic control system includes a hydraulic control box and a hydraulic power station, and the hydraulic control box and the hydraulic power station are respectively arranged on the two sets of traveling mechanisms opposite to each other, and are located between the two uprights.

As a preferred option of the above solution, the power control system includes an electrical control box and a high-voltage control box, and the electrical control box and the high-voltage control box are arranged on a group of traveling mechanisms and are located on both sides of the gantry mechanism.

The beneficial effects of the present utility model are:

The hoisting mechanism can adjust the position along the beam of the gantry mechanism and the transverse direction of the tunnel, which can ensure that the materials within a certain distance in the transverse direction of the tunnel can be hoisted without moving the crane as a whole or borrowing other transfer equipment; on the hoisting equipment Two sets of electric hoists are set up, that is, there are two lifting points, which improves the stability of the material during operation, and the position of the lifting point can be adjusted back and forth, which can be adjusted at any time according to the change of the center of gravity of the material.

Description of drawings

Figure 1 is a perspective view of the utility model.

Figure 2 is a rear view of the utility model.

Figure 3 is a left side view of the utility model in a circular tunnel.

FIG. 4 is a schematic structural diagram of the walking mechanism of the present invention.

FIG. 5 is a schematic diagram of part of the walking mechanism of the present invention.

The reference numerals are as follows: 1-gantry mechanism, 101-post, 101a-upper post, 101b-lower post, 101c-lifting cylinder, 101d-no. 3 cylinder block, 102-beam, 103-longitudinal beam, 2-hoisting mechanism , 201-I-beam guide rail, 202-electric hoist, 203-guide rod, 204-slider, 205-telescopic cylinder, 206-fixed seat, 207-No.1 cylinder seat, 208-U-shaped groove, 3-travel mechanism , 301-frame, 302-rotating frame, 303-hub bracket, 304-tire, 305-slewing support, 306-king pin, 307-gear pin, 308-steering cylinder, 309-gear hole, 310- No. 2 oil cylinder block, 311- tire drive device, 4- driving device assembly, 401- base, 402- driver's seat, 403- console, 5- power battery, 6- hydraulic control box, 7- hydraulic power station, 8 -Electrical control box, 9-High voltage control box.

Detailed ways

The present embodiment will be described in detail below with reference to the accompanying drawings.

As shown in Figures 1 to 5, a tire self-propelled cantilever crane includes a gantry mechanism 1, a hoisting mechanism 2, a walking mechanism 3, a driving device assembly 4, a hydraulic control system, an electric control system and a power battery 5. The gantry mechanism 1 includes four uprights 101, which are fixedly connected by two transverse beams 102 and two longitudinal beams 103. The traveling mechanism 3 has two groups and is arranged in parallel. The gantry mechanism 1 is fixed on the traveling mechanism 2. The driving device assembly 4 is fixedly connected with a group of traveling mechanisms 3 , the hydraulic control system and the electric control system are fixed on the traveling mechanism 3 , and the power battery 5 is fixed on the top of the gantry mechanism 1 and located on the two beams 102 and two longitudinal beams 103; the hoisting mechanism 2 includes I-beam guide rails 201, two groups of electric hoists 202 and two groups of telescopic mechanisms, and the two groups of telescopic mechanisms are symmetrically arranged on both sides of the beam 102 of the gantry mechanism 1 The I-beam guide rail 201 is arranged at the lower part of the beam 102 and is fixedly connected with the telescopic mechanism.

In this embodiment, the telescopic mechanism includes a guide rod 203 , a slider 204 and a telescopic oil cylinder 205 . The guide rod 203 is arranged in parallel with the beam 102 and is fixedly connected to the beam 102 through a fixing seat 206 , and the slider 204 is connected to the beam 102 . The guide rod 203 is slidably connected, the two ends of the telescopic oil cylinder 205 are hinged with the slider 204 and the column 101 away from the slider 204 through the No. .

In this embodiment, the first half of the slider 204 is provided with a through hole for use with the guide rod 203, and the second half is provided with a U-shaped groove 208, and the distance between the inner surfaces of the two side walls of the U-shaped groove 208 is greater than The height of the mount 206 . The sliding block 204 can slide along the guide rod 203 under the action of the telescopic oil cylinder 205. During the process of the telescopic oil cylinder 205 pushing the sliding block 204 to move, the U-shaped groove 208 of the sliding block 204 can cross the fixed seat in the extension direction of the telescopic oil cylinder 205. 206 Continue to slide for a certain distance, and the U-shaped groove 208 is provided on the slider 204 to increase the moving distance of the slider 204, that is, the I-beam guide rail 201, on the beam 102 of the gantry mechanism 1, that is, the transverse direction of the tunnel.

In this embodiment, the traveling mechanism 3 includes a vehicle frame 301 , a rotating frame 302 , a hub bracket 303 , tires 304 , a slewing support 305 , a king pin 306 , a gear pin 307 and a steering cylinder 308 . The hub bracket 303 Fixed on the end face of the tire 304, the hub bracket 303 is hinged with the rotating frame 302 through the spindle pin 306, the rotating frame 302 is provided with a plurality of gear holes 309, and the hub bracket 303 is provided with a gear pin 307, the gear pin 307 can be In cooperation with the gear hole 309 on the rotating frame 302, the rotating frame 302 and the vehicle frame 301 are connected by a slewing support 305, the steering cylinder 308 is arranged horizontally, and its two ends are connected to the vehicle frame 301 through the No. 2 cylinder block 310 It is hinged with the rotating frame 302, and the tire 304 is also provided with a tire driving device 311. According to the inclination angle of the curved road surface, by adjusting the gear pins 307 to cooperate with the corresponding gear holes 309, the tires 304 can be made perpendicular to the curved road surface, ensuring that the tires 302 are in contact with the road surface to the greatest extent, and improving the bearing characteristics of the frame 301. , reducing the wear of the tire 302 . The rotating frame 302 is driven to rotate by the steering cylinder 308 , and the tire driving device 311 can use a reducer motor with a parking brake, so that the driving and braking of the tire 304 can be controlled.

In this embodiment, the column 101 includes an upper column 101a, a lower column 101b and a lifting cylinder 101c. The upper column 101a is a hollow structure and is sleeved outside the lower column 101b. The lifting cylinder 101c is arranged parallel to the column 101. The end is hinged with the upper column 101a and the lower column 101b through the No. 3 oil cylinder seat 101d to control the expansion and contraction of the column 1 .

In this embodiment, the driving device assembly 4 includes a base 401 , a driving seat 402 and an operating table 403 , and the driving seat 402 and the operating table 403 are fixedly connected to the base 401 .

In this embodiment, the hydraulic control system includes a hydraulic control box 6 and a hydraulic power station 7 . The hydraulic control box 7 and the hydraulic power station 6 are respectively oppositely arranged on the two groups of traveling mechanisms 3 and located between the two uprights 101 . between.

In this embodiment, the power control system includes an electrical control box 8 and a high-voltage control box 9 , which are arranged on a group of traveling mechanisms and located on both sides of the gantry mechanism 1 .

The innovative point of the present invention is mainly to improve the hoisting mechanism 2. By controlling the telescopic oil cylinder 205, the sliding block 204 is driven to move along the guide rod 203. Since the I-beam guide rail 201 is fixedly connected with the sliding block 204, the telescopic oil cylinder 204 is fixedly connected. 205 can control the I-beam guide rail 201 to move along the beam 102 of the gantry mechanism 1, that is, the transverse direction of the tunnel; the electric hoist 202 slides along the flange plate of the I-beam guide rail 201, and two sets of electric hoists 202 can be adjusted according to the center of gravity of the lifting material. the distance between. Among them, the hydraulic control system, power system power and power battery 5 provide power and electrical support for the entire crane, and functions such as lifting, steering, and movement of the crane are realized through the operation of the operating console 403 .

In this embodiment, the electric hoist 202 adopts the DWH series wire rope single beam electric hoist produced by Shanghai Dongpu Hoisting Machinery Equipment Co., Ltd.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (8)

1. A tire self-propelled cantilever crane is characterized in that: comprising a gantry mechanism, a hoisting mechanism, a traveling mechanism, a driving device assembly, a hydraulic control system, an electric control system and a power battery, and the gantry mechanism comprises four uprights , through the fixed connection of two beams and two longitudinal beams, the traveling mechanism has two groups and is arranged in parallel, the gantry mechanism is fixed on the traveling mechanism, and the driving device assembly is fixedly connected with a group of traveling mechanisms, so The hydraulic control system and the electric control system are fixed on the traveling mechanism, the power battery is fixed on the top of the gantry mechanism, and is located between the two beams and the two longitudinal beams; the hoisting mechanism includes an I-beam guide rail, two sets of electric Hoist and two sets of telescopic mechanisms. The two sets of telescopic mechanisms are symmetrically arranged on both sides of the beam of the gantry mechanism. The steel guide rails are slidably connected and located on both sides of the gantry mechanism. 2 . The tire self-propelled cantilever crane according to claim 1 , wherein the telescopic mechanism comprises a guide rod, a sliding block and a telescopic oil cylinder, and the guide rod is arranged in parallel with the beam and is fixed to the beam through a fixing seat. 3 . The sliding block is slidably connected with the guide rod, the two ends of the telescopic oil cylinder are hinged with the sliding block and the column far away from the sliding block through the No. 3. A tire self-propelled cantilever crane according to claim 2, characterized in that: the front half of the slider is provided with a through hole for use with the guide rod, and the back half is provided with a U-shaped groove, the U-shaped The distance between the inner surfaces of the two side walls of the groove is greater than the height of the fixed seat. 4. A tire self-propelled cantilever crane according to claim 1, wherein the traveling mechanism comprises a vehicle frame, a rotating frame, a wheel hub bracket, a tire, a slewing support, a spindle pin, a gear pin and a steering cylinder, The hub bracket is fixed on the end face of the tire, the hub bracket is hinged with the revolving frame through the main shaft pin, the revolving frame is provided with a plurality of gear holes, and the hub bracket is provided with a gear pin, the gear pin can be connected with the revolving frame. The gear holes are matched, the rotating frame and the vehicle frame are connected by a slewing support, the steering oil cylinder is arranged horizontally, and its two ends are hinged to the vehicle frame and the rotating frame through the No. 2 oil cylinder seat, and the tires are also provided with tires drive. 5. A tire self-propelled cantilever crane according to claim 1, characterized in that: the column comprises an upper column, a lower column and a lifting cylinder, the upper column is a hollow structure and is sleeved outside the lower column, and the lifting cylinder is It is arranged parallel to the column, and its two ends are hinged with the upper column and the lower column through the No. 3 oil cylinder seat to control the expansion and contraction of the column. 6 . The tire self-propelled cantilever crane according to claim 1 , wherein the driving device assembly comprises a base, a driving seat and an operating table, and the driving seat and the operating table are fixedly connected to the base. 7 . 7. A tire self-propelled cantilever crane according to claim 1, characterized in that: the hydraulic control system comprises a hydraulic control box and a hydraulic power station, and the hydraulic control box and the hydraulic power station are respectively arranged in two groups oppositely. On the running mechanism, it is located between the two uprights. 8 . The tire self-propelled cantilever crane according to claim 1 , wherein the electric control system comprises an electric control box and a high-voltage control box, and the electric control box and the high-voltage control box are arranged in a group of traveling mechanisms. 9 . , located on both sides of the gantry mechanism.

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