SLHB-30型沥青混凝土拌和机Double roller mobile asphalt mixing plant

SLHB-30型沥青混凝土拌和机

（一）产品介绍

我厂研制开发的SLHB-30型移动式沥青混凝土搅拌设备。整套设备含：矿料提升机、燃烧炉总成、烘干滚筒总成、热沥青计量输送装置、石粉计量输送装置、成品料仓、双管式除尘装置、拖挂底盘、行走装置、电器控制柜等主要部件。主机采用间歇式烘干滚筒与搅拌筒连为整体的拖挂结构形式，整机占地面积小，移场就位安装周期短，燃料适用范围广，具有操作简单，维护方便，性能稳定可靠，成品料品质好，技术含量高，自动化、标准化程度高等特点，特别适用于高等级沥青路面的铺筑施工和养护作业。

一、SLHB-30型具体性能特点如下：

1、主机可整体拖挂移动，安装就位简捷方便。

2、采用液压调整支撑腿，安装调整省力、省时，稳定可靠。

3、烘干滚筒部件采用厚16Mn钢制作。

4、双管旋风除尘装置，高效除尘。

5、热沥青计量输送装置采用沥青泵输送、液位继电器计量，油石比准确。

6、矿料计量输送装置采用三斗计量方式，可实现电子叠加计量，斗式提升输送，计量精度高，误差小。（SLHB-30B型设备配备）

7、电控控制柜关键元件均采用全球自动化领域西门子公司产品，自动化集中控制，操作简便，环境舒适。

8、燃烧炉总成均采用电子自动点火装置，适用燃料范围包括：柴油、重油、渣油等可燃油。该系统可实现自动点火、充分燃烧等功能，经济效益显著。

9、本设备有效地克服了国内直筒连续式搅拌设备的固有缺陷，包括：

⑴石粉容易散失；

⑵沥青容易老化；

⑶矿料及沥青连续计量精度难以保证；

⑷矿料温度不够稳定等。

　 (二)、 主要技术性能参数

1、额定生产率：                     30t/h

2、进料斗容量：                     1.1立方米

3、进料重量：                       1500公斤/斗

4、出料温度：                       120-165℃，可调

5、适用范围：                       沥青混凝土、沥青砂石、沥青砂

6、燃料消耗：                       柴油5.5-8kg/t混合料；煤 12-15kg/t混合料

7、烘干滚筒转速：                   16转/分

8、配套总功率：                     SLHB(Y)-30      61 Kw

SLHB(Y)-30A     71.5 Kw

SLHB(Y)-30B     79.5 Kw

其中：

滚筒驱动功率：                     11 Kw×2

鼓风机功率：                       11 Kw

通风除尘功率：                     7.5/11 Kw（燃油/燃煤）

骨料提升功率：                     7.5 Kw

沥青泵功率：                       4 Kw×2

石粉提升功率：                     0.8 Kw

成品料仓提升功率：                 7.5 Kw

矿料计量输送功率：                 5.5 Kw

柴油泵功率:                        1.1+0.55 Kw

空压机功率：                       5.5 Kw

加热板:                            0.6 Kw×4(施工前使用)

控制驱动方式：                     集中电控

外形尺寸：                         长×宽×高=13550×13800×7340(mm)

SLHB-30 asphalt concrete mixer

(1) Product introduction

Our factory developed SLHB-30 mobile asphalt concrete mixing equipment. The whole set of equipment includes: mineral lift, combustion furnace assembly, drying drum assembly, hot asphalt metering and conveying device, stone powder metering and conveying device, finished product bin, double pipe dust removal device, drag chassis, walking device, electrical control cabinet and other main components. The main machine adopts the towing structure of the intermittent drying drum and the mixing drum as a whole. The whole machine covers a small area, the installation period of the moving field is short, the fuel is applicable to a wide range, and it has the characteristics of simple operation, easy maintenance, stable and reliable performance, good quality of finished materials, high technical content, high automation and standardization. Especially suitable for high grade asphalt pavement construction and maintenance operations.

1） Specific performance characteristics of SLHB-30 are as follows:

1. The host can be towed and moved as a whole, and the installation is simple and convenient.

2, the use of hydraulic adjustment of the support leg, the installation adjustment is labor-saving, time-saving, stable and reliable.

3, drying drum parts are made of thick 16Mn steel.

4, double pipe cyclone dust removal device, efficient dust removal.

5, the hot asphalt metering and conveying device adopts asphalt pump transportation, liquid level relay measurement, oil stone ratio is accurate.

6, the ore metering and conveying device adopts three bucket metering method, which can achieve electronic superposition metering, bucket lifting transportation, high measurement accuracy and small error. (SLHB-30B equipment)

7, the key components of the electronic control cabinet are all made of Siemens products in the field of global automation, automatic centralized control, easy operation and comfortable environment.

8, the combustion furnace assembly are using electronic automatic ignition device, applicable fuel range including: diesel, heavy oil, residual oil and other fuel. The system can realize automatic ignition, full combustion and other functions, and the economic benefit is remarkable.

9. The equipment effectively overcomes the inherent defects of domestic straight barrel continuous mixing equipment, including:

(1) Stone powder is easy to lose;

(2) Asphalt is easy to age;

(3) It is difficult to guarantee the continuous measurement accuracy of mineral materials and asphalt;

⑷ The mineral temperature is not stable enough.

2） Main technical performance parameters

1, rated productivity: 30t/h

2, hopper capacity: 1.1 cubic meters

3. Feed weight: 1500 kg/bucket

4, discharge temperature: 120-165℃, adjustable

5, scope of application: asphalt concrete, asphalt sand, asphalt sand

6, fuel consumption: diesel 5.5-8kg/t mixture; Coal 12-15kg/t mixture

7, drying cylinder speed: 16 RPM

8, supporting total power: SLHB(Y)-30 61 Kw

SLHB(Y)-30A 71.5 Kw

SLHB(Y)-30B 79.5 Kw

Among them:

Cylinder driving power: 11 Kw×2

Blower power: 11 Kw

Ventilation dust removal power: 7.5/11 Kw (fuel/coal)

Aggregate lifting power: 7.5Kw

Asphalt pump power: 4 Kw×2

Stone powder power: 0.8Kw

Lifting power of finished silo: 7.5Kw

Ore metering transmission power: 5.5Kw

Diesel pump power: 1.1+ 0.55Kw

Air compressor power: 5.5Kw

Heating plate: 0.6Kw ×4(used before construction)

Control drive mode: centralized electric control

Dimensions: Length × width × height =13550×13800×7340(mm)