Viber & WhatsApp: +86-13733150737

ASK

10
Jun
Construction Method of ZZHZ Movable Support System (MSS) As we all know, some time we have no choice but to choose one bridge construction method called cast-in-site due to special terrain before the begining of a new bridge erection. For e...
08
Jun
Connection Methods of Metal Structure for Gantry Cranes Metal structure of gantry cranes are always connected with basic building blocks, such as steel plate and structural steel. These girders, pillars and truss will be installed and con...
07
Jun
Structure of Walking Type Bridge Girder Launcher According to the requirement of walking type bridge girder launcher and actual working condition of bridge construction site, ZZHZ developed the new type bridge girder launcher, which has b...
07
Jun
Installation steps for electrical system of bridge girder launcher: Bridge girder launcher, also called launching gantry, is a kind of bridge construction machine used to erect precast concrete girders on railway and highway construction si...
20
May
Main Structure of Honeycomb Girder Gantry Crane Honeycomb girder gantry crane is mainly composed of crane moving system, gantry mounting frame, operation cab, main longitudinal beam, walkway, lifting trolley and etc. 1. Crane moving sy...
20
May
What are Quick-wear Parts of Cranes? Quick-wear parts refer to easily damaged parts in normal use stage or some components are need to be periodically replaced parts according to rules. Wearing parts of gantry crane / overhead crane / bridg...
20
May
What are the Main Components of Lifting Mechanism of Gantry Crane and Overhead Crane? In general, the lifting mechanism is mainly composed of driving, braking, transmission, hook and safety devices. 1.Driving Device Driving device of lift...
17
May
In order to meet the demand of bridge girder launcher and girder transporter passing through tunnels under construction, Zhengzhou Huazhong Construction Machinery Co. Ltd developed THQ900t bridge girder launcher and THY900B girder carrying v...
12
May
HZQY500 bridge girder launcher integrating carrying and erecting, short for HZQY500, is composed of main girder, front and back overhead lifting trolley, front outrigger, middle outrigger, front wheeled vehicle, back wheeled vehicle, winch s...
11
May
What are Frequent Used Safety Protection Devices of Gantry Crane? Safety protection devices are necessary to keep fluent running for gantry crane. If there is any fault or danger, safety device can alarm workers in time and stop automatical...
25
Apr
Main Features and Technical Parameters of ZZHZ 180t Tyre Gantry Crane A. Applicable Scope of ZZHZ 180t Tyre Gantry Crane: 1. ZZHZ 180t tyre gantry crane can lift, carry and transfer all kinds of 18m-35m span precast girder in longitudina...
09
Apr
What are Advantages of Micro-computer Auto-control System? Advantages of automatic control system of micro-computer are as follows: 1. system implementation from the ingredients, weighing, mixing, discharging automatic control of the who...
09
Apr
What are Advantages of ZZHZ HZS75 Concrete Batching Plant? Based on foreign advanced technology of concrete mixing plants, ZZHZ HZS75 concrete batching plant is a kind of domestic large-scale concrete production equipment with high automa...
07
Apr
Introduction about ZZHZ Concrete Spraying System...
03
Apr
What is Main Configuration for HZP140 Segment Lifter in Guangzhou Metro?...
03
Apr
ZZHZ develops a series of professional monitoring system for bridge girder launcher and gantry crane to meet customers' requirements. Welcome to inquiry! Email: zzhz114@gmail.com Tel: 86-371-68000000 Website: zzhz.com...
02
Apr
What are Basic Configuations for ZZHZ Safety Monitoring System of Bridge Girde Launcher? To meet customer's requirements, ZZHZ has developed a series of safety monitoring system for birdge girder launcher. Basic configuations are as follo...
02
Apr
How about Safety Monitoring System of Bridge Girder Launcher? Bridge girder launcher and other crane kits are heavy-duty erection and carrying equipment, which takes a crucial role in construction projects. Established in 1992, ZZHZ is r...
01
Apr
As for bridge girder launcher, familiar safety device include protective barrier, overhead hoist traveling limit device, height limit device, lifting capacity display, anti-wind device, emergency power off, protective cover for naked dynamo,...
01
Apr
HZP40 segment lifter bridge girder launcher is up-stroke type, simple structure and high construction efficiency and satisfy the requirements of transportation in highway. Email: zzhz114@gmail.com Tel: 86-371-68000000...