LQY-60型产品 Product

LQY-60型产品介绍及主要技术性能

（一）详细技术说明

LQY-60型移动强制式沥青混凝土搅拌设备，由主机、成品料仓、除尘装置、配料站、控制柜、空调室和磨煤机（燃煤型）等构件组成。主机部分包括自动点火装置、油煤两用燃烧炉、矿料提升机、烘干系统及驱动、强制搅拌系统及驱动、沥青计量输送装置、石粉计量输送装置、多管式除尘装置、过料密封系统、悬挂系统、制动系统、支撑脚等主要部件。其中强制式产品在2002年获得国家专利局授予的《实用新型专利证书》(专利号：ZL 02 2 19993.4)，这种组合结构受国家专利保护。

本设备采用间歇式双烘干筒与双卧轴强制搅拌器连为整体的结构型式，整机占地面积小，移场就位拆装方便，安装周期短，操作简单，维护方便，性能稳定可靠，具有成品料品质好，整机具有一定技术含量，自动化、标准化程度高等特点，适用于高速公路路面的养护及高等级沥青路面的筑养护作业，是国内外高等级公路筑养护市场较为理想的配套设备。

（二）LQY-60型具体性能特点如下：

1、2002年通过由福建省交通厅组织的产品技术鉴定，国内筑机专家组成的鉴定委员会一致评价为，本设备结构稳固，具有一定的技术含量，各项技术性能指标合格，各种技术文件包括图纸、工艺文件齐全有效，可规范指导批量生产。

2、通过福建省中心检验所的质量检测，设备生产能力完全符合设计要求。

3、2003年荣获年度福建省科学技术进步奖。

4、2005年荣获年度福建省优秀新产品奖。

5、双卧轴强制搅拌器采用意大利技术项目批量生产的关键部件，该部件广泛应用于强制式沥青混凝土搅拌设备和国内大型拌和楼。该产品具有一定技术含量和可靠的稳定性。。

6、搅拌器下部卸料机构采用双重开闭结构形式。

7、烘干筒部件采用高强度合金结构钢Q345制造而成。

8、本设备底盘部件为整体车架式框架形式，采用18号重型槽钢制造而成，并采用机械固定、液压调整支撑脚及符合交通部行业标准要求的转盘式行走拖挂装置。

9、燃烧系统部分

9.1新型燃烧炉技术含量高，燃油型燃烧炉适用燃料为柴油，燃煤燃油两用型燃烧炉适用燃料为煤粉，以及可替代燃烧的柴油、重油、渣油等可燃油。

9.2配备自动点火装置。

9.3燃烧炉炉膛内采用套装成型耐火砖砌制。

10、沥青计量输送装置、石粉计量输送装置通过传感器与可编程控制器进行自动计量。

11、除尘系统采用大口径风管及大功率引风机离心除尘结构形式。

12、配料站采用三斗计量方式，可实现可编程的电子叠加计量。

13、气动元件均采用国内知名品牌产品，性能稳定可靠，安全高效。随机配备一台空气压缩机。

14、主要运动部件联接处均采用工艺独特的迷宫式密封圈进行联接。

15、各驱动部位、传动部位使用的电动机、减速机、摆线针轮减速机等部件均采用国产品牌及正规厂家的配套产品。

16、大齿圈、托轮、导轮等回转部件均采用球墨铸铁铸造加工而成。

17、控制系统部分

17.1 采用日本三菱品牌的PLC可编程控制器、AD模块及大屏幕可编程显示终端。

17.2 提升机构行程控制设计保护装置。

17.3 有称重系统传感器数据采集回路设计。

17.4采用模块化设计的控制线路中的主要元件交流接触器和热继电器均采用国际名牌施耐德或者西门子品牌产品。

19、配备精致的空调控制室。

（三）主要性能参数

1、额定生产率：            60t/h

2、进料容积：              1.1×2 立方米

3、进料重量：              1.5吨/斗

4、出料温度：              120-170 ℃

5、适用范围：              沥青混凝土、沥青砂石、沥青砂

6、燃料消耗：              煤粉12-15kg/t混合料；燃油5-8kg/t混合料

7、烘干滚筒转速：          16 转/分

8、配套总功率：            燃煤型200.5Kw，燃油型156.3Kw,其中：

拌和器功率：            18.5Kw×2

滚筒驱动功率：         11Kw×2

鼓风机功率：            11Kw×2

通风除尘功率：         22Kw

清灰器功率：            1.5Kw

矿料提升功率：         7.5Kw×2

沥青泵功率：            4Kw×2

加热板：                2Kw×2（施工前使用）

石粉提升功率：         3Kw

成品料提升功率：       7.5Kw

矿料计量输送功率：     5.5Kw+3Kw

空压机功率：            7.5Kw

柴油泵功率：            0.55Kw×2

主油泵功率：            1.1Kw×2

磨煤机电机功率：       22Kw×2

控制驱动方式：         PLC可编程集中电气控制

主机外形尺寸：         长×宽×高=25000×10000×6000（mm）

整机重量：             42t

Product Introduction and Main Technical Specifications of LQY-60 Model
(1) Detailed Technical Description
The LQY-60 mobile forced type asphalt concrete mixing equipment is composed of main machine, finished product silo, dust removal device, batching station, control cabinet, air conditioning room and coal mill (coal-fired type) and other components. The main machine part includes automatic ignition device, oil and coal dual-purpose burner, mineral material elevator, drying system and drive, forced mixing system and drive, asphalt metering and conveying device, stone powder metering and conveying device, multi-tube dust removal device, material passing sealing system, suspension system, braking system, support feet and other main components. Among them, the forced type product was granted the "Utility Model Patent Certificate" by the National Patent Office in 2002 (Patent No.: ZL 02 2 19993.4), and this combination structure is protected by national patent.
This equipment adopts an integrated structure type of intermittent double drying cylinders and double horizontal shaft forced agitators. It has a small floor area, is easy to move, install and disassemble, has a short installation period, is simple to operate, convenient to maintain, stable and reliable in performance. It features good quality of finished materials and a certain technical content of the whole machine, with a high degree of automation and standardization. It is suitable for the maintenance of expressway surfaces and the construction and maintenance of high-grade asphalt roads, and is an ideal supporting equipment for the construction and maintenance market of high-grade highways at home and abroad.
(2) The specific performance characteristics of the LQY-60 model are as follows:
1.In 2002, the product was appraised by a technical appraisal committee organized by the Fujian Provincial Department of Transportation. The committee, composed of domestic construction machinery experts, unanimously evaluated that the equipment has a stable structure, a certain level of technical content, all technical performance indicators are qualified, and all technical documents including drawings and process documents are complete and valid, which can standardly guide mass production.
2. The equipment production capacity has been fully verified to meet the design requirements through the quality inspection by the Fujian Provincial Central Inspection Institute.
3.In 2003, it was awarded the Fujian Provincial Science and Technology Progress Award of the year.
4.In 2005, it was awarded the title of "Outstanding New Product of Fujian Province of the Year".
5. The double horizontal shaft forced mixer adopts the key components of the Italian technology project for batch production. These components are widely used in forced asphalt concrete mixing equipment and large domestic mixing plants. This product has a certain technical content and reliable stability.
6.The lower discharge mechanism of the agitator adopts a double opening and closing structure form.
7.The components of the drying cylinder are made of high-strength alloy structural steel Q345.
8. The chassis components of this equipment are in the form of an integral frame structure, made of No. 18 heavy-duty channel steel, and are equipped with mechanically fixed, hydraulically adjustable support feet and a swivel-type towing device for walking that complies with the industry standards of the Ministry of Transport.
9. Combustion System Section
9.1 The new combustion furnace technology is highly advanced. The fuel oil type combustion furnace is suitable for diesel fuel, while the coal and fuel oil dual-purpose combustion furnace is suitable for pulverized coal, as well as alternative combustible oils such as diesel, heavy oil, and residual oil.
9.2 Be equipped with an automatic ignition device.
9.3 The furnace chamber of the combustion furnace is lined with precast refractory bricks.
10. The asphalt metering and conveying device and the stone powder metering and conveying device are automatically metered through sensors and a programmable controller.
11.The dust removal system adopts a large-diameter air duct and a high-power centrifugal dust removal structure with a blower.
12.The batching station adopts a three-bin metering method and can achieve programmable electronic superimposed metering.
13. All pneumatic components are made by well-known domestic brands, featuring stable and reliable performance, safety and high efficiency. A compressor is provided as standard equipment.
14.The connection points of the main moving parts are all connected by labyrinth seals with unique craftsmanship.
15.All the motors, reducers, cycloidal pinwheel reducers and other components used in the driving and transmission parts are all domestic brands and matching products from regular manufacturers.
16The large gear ring, supporting rollers, guide rollers and other rotating components are all cast and processed from ductile iron.
17. Control System Section
17.1 The Mitsubishi brand PLC programmable controller from Japan, AD module and large-screen programmable display terminal are adopted.
17.2 Design protective devices for the stroke control of the lifting mechanism.
17.3 Design of the data acquisition loop for the weighing system sensor.
18.In the control circuit with modular design, the main components, namely AC contactors and thermal relays, all adopt internationally renowned brand products from Schneider or Siemens.
19. Equipped with a sophisticated air conditioning control room.
(3) Main Performance Parameters
1.Rated production capacity: 60 t/h
2. Feeding volume: 1.1 × 2 cubic meters
3. Feeding weight: 1.5 tons per bucket
4. Discharge temperature: 120 - 170 ℃
5. Scope of application: Asphalt concrete, asphalt gravel, asphalt sand
6. Fuel consumption: 12-15 kg of pulverized coal per ton of mixed material; 5-8 kg of fuel oil per ton of mixed material.
7. Drying drum speed: 16 revolutions per minute
8. Total power supply: 200.5 Kw for coal-fired type and 156.3 Kw for oil-fired type, including:
Mixing machine power: 18.5Kw × 2
Roller drive power: 11Kw × 2
Blower power: 11Kw × 2
Ventilation and dust removal power: 22 Kw
Power of the ash cleaner: 1.5 Kw
Mineral material lifting power: 7.5Kw × 2
Power of asphalt pump: 4Kw × 2
Heating plate: 2Kw × 2 (used before construction)
Power increase of stone powder: 3Kw
Finished product material lifting power: 7.5 Kw
Power for mineral material metering and conveying: 5.5Kw + 3Kw
Air compressor power: 7.5 Kw
Diesel pump power: 0.55 Kw × 2
Main oil pump power: 1.1 Kw × 2
Coal mill motor power: 22Kw × 2
Control drive mode: PLC programmable centralized electrical control
The dimensions of the mainframe are: Length × Width × Height = 25,000 × 10,000 × 6,000 (mm)

Overall machine weight: 42 tons