LQY-60型產品介紹及主要技術性能

（一）詳細技術說明

LQY-60型移動強制式瀝青混凝土攪拌設備，由主機、成品料倉、除塵裝置、配料站、控制柜、空調室和磨煤機（燃煤型）等構件組成。主機部分包括自動點火裝置、油煤兩用燃燒爐、礦料提升機、烘干系統及驅動、強制攪拌系統及驅動、瀝青計量輸送裝置、石粉計量輸送裝置、多管式除塵裝置、過料密封系統、懸掛系統、制動系統、支撐腳等主要部件。其中強制式產品在2002年獲得國家專利局授予的《實用新型專利證書》(專利號：ZL 02 2 19993.4)，這種組合結構受國家專利保護。

本設備采用間歇式雙烘干筒與雙臥軸強制攪拌器連為整體的結構型式，整機占地面積小，移場就位拆裝方便，安裝周期短，操作簡單，維護方便，性能穩定可靠，具有成品料品質好，整機具有一定技術含量，自動化、標準化程度高等特點，適用于高速公路路面的養護及高等級瀝青路面的筑養護作業，是國內外高等級公路筑養護市場較為理想的配套設備。

（二）LQY-60型具體性能特點如下：

1、2002年通過由福建省交通廳組織的產品技術鑒定，國內筑機專家組成的鑒定委員會一致評價為，本設備結構穩固，具有一定的技術含量，各項技術性能指標合格，各種技術文件包括圖紙、工藝文件齊全有效，可規范指導批量生產。

2、通過福建省中心檢驗所的質量檢測，設備生產能力完全符合設計要求。

3、2003年榮獲年度福建省科學技術進步獎。

4、2005年榮獲年度福建省優秀新產品獎。

5、雙臥軸強制攪拌器采用意大利技術項目批量生產的關鍵部件，該部件廣泛應用于強制式瀝青混凝土攪拌設備和國內大型拌和樓。該產品具有一定技術含量和可靠的穩定性。。

6、攪拌器下部卸料機構采用雙重開閉結構形式。

7、烘干筒部件采用高強度合金結構鋼Q345制造而成。

8、本設備底盤部件為整體車架式框架形式，采用18號重型槽鋼制造而成，并采用機械固定、液壓調整支撐腳及符合交通部行業標準要求的轉盤式行走拖掛裝置。

9、燃燒系統部分

9.1新型燃燒爐技術含量高，燃油型燃燒爐適用燃料為柴油，燃煤燃油兩用型燃燒爐適用燃料為煤粉，以及可替代燃燒的柴油、重油、渣油等可燃油。

9.2配備自動點火裝置。

9.3燃燒爐爐膛內采用套裝成型耐火磚砌制。

10、瀝青計量輸送裝置、石粉計量輸送裝置通過傳感器與可編程控制器進行自動計量。

11、除塵系統采用大口徑風管及大功率引風機離心除塵結構形式。

12、配料站采用三斗計量方式，可實現可編程的電子疊加計量。

13、氣動元件均采用國內知名品牌產品，性能穩定可靠，安全高效。隨機配備一臺空氣壓縮機。

14、主要運動部件聯接處均采用工藝獨特的迷宮式密封圈進行聯接。

15、各驅動部位、傳動部位使用的電動機、減速機、擺線針輪減速機等部件均采用國產品牌及正規廠家的配套產品。

16、大齒圈、托輪、導輪等回轉部件均采用球墨鑄鐵鑄造加工而成。

17、控制系統部分

17.1 采用日本三菱品牌的PLC可編程控制器、AD模塊及大屏幕可編程顯示終端。

17.2 提升機構行程控制設計保護裝置。

17.3 有稱重系統傳感器數據采集回路設計。

17.4采用模塊化設計的控制線路中的主要元件交流接觸器和熱繼電器均采用國際名牌施耐德或者西門子品牌產品。

19、配備精致的空調控制室。

（三）主要性能參數

1、額定生產率：            60t/h

2、進料容積：              1.1×2 立方米

3、進料重量：              1.5噸/斗

4、出料溫度：              120-170 ℃

5、適用范圍：              瀝青混凝土、瀝青砂石、瀝青砂

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

7、烘干滾筒轉速：          16 轉/分

8、配套總功率：            燃煤型200.5Kw，燃油型156.3Kw,其中：

拌和器功率：            18.5Kw×2

滾筒驅動功率：         11Kw×2

鼓風機功率：            11Kw×2

通風除塵功率：         22Kw

清灰器功率：            1.5Kw

礦料提升功率：         7.5Kw×2

瀝青泵功率：            4Kw×2

加熱板：                2Kw×2（施工前使用）

石粉提升功率：         3Kw

成品料提升功率：       7.5Kw

礦料計量輸送功率：     5.5Kw+3Kw

空壓機功率：            7.5Kw

柴油泵功率：            0.55Kw×2

主油泵功率：            1.1Kw×2

磨煤機電機功率：       22Kw×2

控制驅動方式：         PLC可編程集中電氣控制

主機外形尺寸：         長×寬×高=25000×10000×6000（mm）

整機重量：             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