CN103075153A - Open-air drilling coal cutter - Google Patents

Open-air drilling coal cutter Download PDF

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CN103075153A
CN103075153A CN2013100275349A CN201310027534A CN103075153A CN 103075153 A CN103075153 A CN 103075153A CN 2013100275349 A CN2013100275349 A CN 2013100275349A CN 201310027534 A CN201310027534 A CN 201310027534A CN 103075153 A CN103075153 A CN 103075153A
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drill rod
drill
main
telescopic boom
open
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CN103075153B (en
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李建平
杜长龙
程舒燕
王愁
付林
郑克洪
杨道龙
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China University of Mining and Technology CUMT
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China University of Mining and Technology CUMT
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Abstract

本发明公开了一种露天用钻式采煤机,包括发电机组、移动泵站、主机、后座钻杆库、伸缩吊臂式辅助运输装置和主钻杆库;所述主机包括钻杆驱动马达,钻杆驱动马达通过钻杆机构连接前传动箱,在前传动箱上设有钻头,在钻杆机构处设有中间通风管;所述后座钻杆库设置在主机的尾部;所述移动泵站和主钻杆库分别设置在主机的两侧,移动泵站包括大功率电机,大功率电机的输入端连接发电机组,大功率电机的输出端通过分动器连接驱动泵,驱动泵连接钻杆驱动马达;所述伸缩吊臂式辅助运输装置设置在主钻杆库上。本发明解决了露天煤矿界边坡压煤开采所存在的工人劳动强度高、资源回收率较低和吨煤成本高的问题。

The invention discloses an open-pit drilling coal shearer, which includes a generator set, a mobile pumping station, a main engine, a rear drill rod library, a telescopic boom-type auxiliary transport device and a main drill rod library; the main engine includes a drill rod drive The motor, the drill rod driving motor is connected to the front transmission box through the drill rod mechanism, the front transmission box is provided with a drill bit, and the drill rod mechanism is provided with an intermediate ventilation pipe; the rear seat drill rod library is provided at the tail of the main machine; The mobile pumping station and the main drill pipe library are respectively installed on both sides of the main machine. The mobile pumping station includes a high-power motor. The input end of the high-power motor is connected to the generator set. The output end of the high-power motor is connected to the driving pump through the transfer case. The driving pump Connected to the drill pipe driving motor; the telescopic boom-type auxiliary transportation device is arranged on the main drill pipe library. The invention solves the problems of high labor intensity for workers, low resource recovery rate and high cost per ton of coal in the open-pit coal mine boundary slope coal pressing mining.

Description

露天用钻式采煤机Drilling shearer for surface use

技术领域technical field

本发明涉及一种采煤机械,尤其是一种适用于开采露天煤矿界边帮压煤的钻式采煤机。The invention relates to a coal mining machine, in particular to a drill type coal mining machine suitable for mining boundary coal in open-pit coal mines.

背景技术Background technique

在露天煤矿开采中,为了保证采掘场和排土场的边坡稳定,在采掘场和排土场需要按照一定帮坡角进行施工。由于矿权范围是以地表为界限圈定的,当露天煤矿开采到边界时,边帮各水平的剥离阶层压覆台阶以下的煤称之为界边帮压煤。In open-pit coal mining, in order to ensure the stability of the slopes of the excavation site and the dump site, construction needs to be carried out according to a certain side slope angle. Since the scope of mining rights is delimited by the surface, when the open-pit coal mine is mined to the boundary, the coal below the step is pressed by the stripping layers at each level of the side wall, which is called the boundary side pressure coal.

目前对于露天煤矿界边坡压煤的开采没有很有效的方法和设备,现常用的方法为边帮加陡法和台阶并段法,其对露天煤矿的地质要求极为苛刻,工作量大,工人劳动强度高,吨煤成本高。At present, there is no very effective method and equipment for coal mining on the boundary slope of open-pit coal mines. The commonly used methods are side-steepening method and step-joining method, which have extremely strict geological requirements for open-pit coal mines, and the workload is heavy. The labor intensity is high, and the cost per ton of coal is high.

发明内容Contents of the invention

发明目的:本发明的目的是一种适用于开采露天煤矿界边坡压煤的钻式采煤机,以解决现有露天煤矿界边坡压煤开采所存在的工人劳动强度高和吨煤成本高的问题。Purpose of the invention: the purpose of the present invention is a kind of drill type shearer suitable for mining boundary slope coal in open-pit coal mines, so as to solve the problems of high labor intensity and cost per ton of coal existing in the boundary slope coal mining of existing open-pit coal mines. high question.

为了解决上述技术问题,本发明采用了如下的技术方案:In order to solve the problems of the technologies described above, the present invention adopts the following technical solutions:

一种露天用钻式采煤机,包括发电机组、移动泵站、主机、后座钻杆库、伸缩吊臂式辅助运输装置和主钻杆库;所述主机包括钻杆驱动马达,钻杆驱动马达通过钻杆机构连接前传动箱,在前传动箱上设有钻头,在钻杆机构处设有中间通风管;所述后座钻杆库设置在主机的尾部;所述移动泵站和主钻杆库分别设置在主机的两侧,移动泵站包括大功率电机,大功率电机的输入端连接发电机组,大功率电机的输出端通过分动器连接驱动泵,驱动泵连接钻杆驱动马达;所述伸缩吊臂式辅助运输装置设置在主钻杆库上。A drilling type coal mining machine for open-air use, including a generator set, a mobile pump station, a main engine, a rear seat drill pipe storage, a telescopic boom type auxiliary transportation device, and a main drill pipe storage; the main engine includes a drill pipe driving motor, a drill pipe The drive motor is connected to the front transmission box through the drill rod mechanism, a drill bit is arranged on the front transmission box, and an intermediate ventilation pipe is arranged at the drill rod mechanism; the rear seat drill rod warehouse is arranged at the tail of the main engine; the mobile pump station and The main drill rod magazines are respectively set on both sides of the main engine. The mobile pump station includes a high-power motor. The input end of the high-power motor is connected to the generator set, and the output end of the high-power motor is connected to the drive pump through a transfer case. motor; the telescopic boom type auxiliary transport device is arranged on the main drill rod storehouse.

在本发明中,进一步的,所述主机尾部还设有后掌锚杆支撑和辅助后支撑油缸,所述后掌锚杆支撑通过后掌锚杆支撑上座与主机连接,后掌锚杆支撑上设有掌形支撑油缸和锚杆安装座,后掌锚杆支撑的底部设有锥形凸起;所述辅助后支撑油缸通过后支撑油缸安装座与后座钻杆库连接。In the present invention, further, the tail of the main engine is also provided with a rear palm bolt support and an auxiliary rear support oil cylinder, the rear palm bolt support is connected to the main engine through the rear palm bolt support upper seat, and the rear palm bolt support upper A palm support oil cylinder and an anchor rod mounting seat are provided, and a tapered protrusion is provided at the bottom of the back palm anchor rod support; the auxiliary rear support oil cylinder is connected with the rear seat drill rod store through the rear support oil cylinder mounting seat.

在本发明中,进一步的,所述后座钻杆库上设有后锚杆安装座。In the present invention, further, the rear anchor rod mounting seat is provided on the rear seat drill rod storage.

在本发明中,进一步的,所述移动泵站的底部设有左行走履带和右行走履带。In the present invention, further, the bottom of the mobile pumping station is provided with a left walking crawler and a right walking crawler.

在本发明中,进一步的,所述伸缩吊臂式辅助运输装置包括旋转支撑平台和三级伸缩吊臂,所述三级伸缩吊臂的一端通过卷扬马达与旋转支撑平台连接,三级伸缩吊臂的另一端设有吊装架,三级伸缩吊臂的中部设有调节油缸。In the present invention, further, the telescopic boom-type auxiliary transportation device includes a rotating support platform and a three-stage telescopic boom, one end of the three-stage telescopic boom is connected to the rotary support platform through a winch motor, and the three-stage telescopic boom The other end of the boom is provided with a hoisting frame, and the middle part of the three-stage telescopic boom is provided with an adjusting oil cylinder.

有益效果:(1)本发明露天用钻式采煤机的采煤、运煤工序全部由主机完成,同时无需工作面支护,大大降低了工人劳动强度和吨煤成本;(2)通过在主机和后座钻杆库上设置支撑机构,解决了钻机在露天煤矿使用时支撑力不够的问题;(3)移动泵站使得钻式采煤机的移机更加简便,降低了钻机的布置成本;(4)伸缩吊臂式辅助运输装置使装拆钻杆机构更加简便,其还可完成移动钻式采煤机其他部件调装作业,降低其他附属设备的投入成本。Beneficial effects: (1) The coal mining and coal transportation processes of the open-air drilling shearer of the present invention are all completed by the main engine, and at the same time, no support is required on the working face, which greatly reduces the labor intensity of workers and the cost of coal per ton; (2) through The supporting mechanism is set on the main engine and the drill rod storage at the back seat, which solves the problem of insufficient supporting force when the drilling rig is used in open-pit coal mines; (3) The mobile pump station makes the moving of the drilling shearer easier and reduces the layout cost of the drilling rig (4) The telescopic boom-type auxiliary transportation device makes it easier to assemble and disassemble the drill pipe mechanism, and it can also complete the adjustment and installation of other components of the mobile drilling shearer, reducing the input cost of other ancillary equipment.

附图说明Description of drawings

图1是露天用钻式采煤机的俯视图;Fig. 1 is the top view of drilling coal mining machine for open pit;

图2是露天用钻式采煤机主机的俯视图;Fig. 2 is the top view of the main engine of drilling shearer for open-pit;

图3是露天用钻式采煤机主机的后视图;Fig. 3 is the rear view of the main engine of drilling shearer for open-pit;

图4是移动泵站的侧视图;Fig. 4 is a side view of the mobile pumping station;

图5是伸缩吊臂式辅助运输装置的主视图。Fig. 5 is a front view of the telescopic boom type auxiliary transportation device.

具体实施方式:Detailed ways:

下面结合附图对本发明做更进一步的解释。The present invention will be further explained below in conjunction with the accompanying drawings.

如图1至5所示,本发明的露天用钻式采煤机包括发电机组1、移动泵站2、主机3、后座钻杆库4、伸缩吊臂式辅助运输装置5和主钻杆库6。As shown in Figures 1 to 5, the open-pit coal mining machine of the present invention includes a generator set 1, a mobile pump station 2, a main engine 3, a rear seat drill rod warehouse 4, a telescopic boom type auxiliary transport device 5 and a main drill rod library6.

主机3包括两个钻杆驱动马达31,每个钻杆驱动马达31均通过一个钻杆机构连接前传动箱37的输入轴,在前传动箱37的输出轴上设有钻头38,在两个钻杆机构之间设有中间通风管36。钻杆机构由驱动减速器32、中间长钻杆33、双螺旋输送钻杆34和稳定器35组成。Main frame 3 comprises two drill rod drive motors 31, each drill rod drive motor 31 all connects the input shaft of front transmission box 37 by a drill rod mechanism, is provided with drill bit 38 on the output shaft of front transmission box 37, and two An intermediate ventilation pipe 36 is provided between the drilling rod mechanisms. Drill rod mechanism is made up of drive reducer 32, middle long drill rod 33, double helix conveying drill rod 34 and stabilizer 35.

在主机3的尾部设置有后座钻杆库4、后掌锚杆支撑39和辅助后支撑油缸40。后掌锚杆支撑39通过后掌锚杆支撑上座47与主机3连接,后掌锚杆支撑39上设有掌形支撑油缸48和锚杆安装座42,后掌锚杆支撑39的底部设有大量排列整齐的锥形凸起41,锥形凸起41采用强耐磨材料支撑。辅助后支撑油缸40通过后支撑油缸安装座43与后座钻杆库4连接。后座钻杆库4采用固定式钢结构箱体设计,顶部设有防雨材料遮盖,防止因恶劣环境造成钻杆机构老化,在后座钻杆库4上还设有后锚杆安装座44。At the afterbody of the main engine 3, a backseat drilling rod storehouse 4, a rear palm bolt support 39 and an auxiliary rear support oil cylinder 40 are arranged. The back palm anchor support 39 is connected with the main engine 3 by the rear palm anchor support upper seat 47, the rear palm anchor support 39 is provided with a palm-shaped support oil cylinder 48 and the anchor mounting seat 42, and the bottom of the rear palm anchor support 39 is provided with A large number of neatly arranged conical protrusions 41 are supported by strong wear-resistant materials. The auxiliary back support cylinder 40 is connected with the back seat drill rod magazine 4 through the back support oil cylinder mount 43 . The rear drill rod storage 4 adopts a fixed steel structure box design, and the top is covered with rainproof materials to prevent the aging of the drill rod mechanism due to harsh environments. The rear drill rod storage 4 is also equipped with a rear anchor installation seat 44 .

钻式采煤机工作时,通过掌形油缸48将后掌锚杆支撑39旋转到所需位置,后掌锚杆支撑39底部的锥形凸起41插入煤层底板,利用锥形凸起41与煤层底板之间的摩擦力形成第一级抵消推进反力;把锚杆45分别安装在锚杆安装座42和后锚杆安装座44上并通过锁紧螺母46锁死,锚杆45底部与煤层底板固定,利用锚杆45对主机3和后座钻杆库4的支撑力形成第二级抵消推进反力;由于后座钻杆库4装有钻杆机构,自身较重,所以通过辅助后支撑油缸40和后座钻杆库4就可以起到支撑主机3,防止主机3移动的作用,进而形成第三级抵消推进反力。通过形成的这三级抵消推进反力,解决了钻式采煤机在露天煤矿使用时支撑力不够的问题。When the drilling shearer works, the rear palm bolt support 39 is rotated to the desired position by the palm oil cylinder 48, and the conical protrusion 41 at the bottom of the rear palm bolt support 39 is inserted into the coal seam floor, and the conical protrusion 41 and the The frictional force between the coal seam floor forms the first stage to counteract the propulsion reaction force; install the anchor rod 45 on the anchor rod mounting seat 42 and the rear anchor rod mounting seat 44 respectively and lock it through the lock nut 46, and the bottom of the anchor rod 45 and the The bottom plate of the coal seam is fixed, and the supporting force of the anchor rod 45 to the main engine 3 and the back seat drill rod storehouse 4 is used to form a second level of counteracting propulsion reaction force; The back support oil cylinder 40 and the backseat drill pipe storehouse 4 can support the main engine 3, prevent the main engine 3 from moving, and then form the third stage to offset the propulsion reaction force. The propulsion reaction force is offset by the formed three stages, and the problem of insufficient supporting force of the drill shearer when used in open-pit coal mines is solved.

移动泵站2和主钻杆库6分别设置在主机3的两侧。移动泵站2包括一台大功率电机21,大功率电机21的输入端连接发电机组1,大功率电机21的输出端通过分动器22分别连接左钻杆驱动泵23与右钻杆驱动泵24和辅助泵25,左钻杆驱动泵23与右钻杆驱动泵24分别为两个钻杆驱动马达31提供动力。移动泵站2的底部设有左行走履带26和右行走履带27,这样不仅使移动泵站2的自身移动更加的简便,同时还可以通过提供的左行走履带26和右行走履带27的牵引力来拖动整个钻式采煤机移动,使得钻式采煤机的移机更加简便,降低了钻式采煤机的布置成本。The mobile pump station 2 and the main drill rod storage 6 are respectively arranged on both sides of the main engine 3 . The mobile pump station 2 includes a high-power motor 21, the input end of the high-power motor 21 is connected to the generator set 1, and the output end of the high-power motor 21 is respectively connected to the left drill pipe drive pump 23 and the right drill pipe drive pump 24 through the transfer case 22 And auxiliary pump 25, left drill rod drive pump 23 and right drill rod drive pump 24 provide power for two drill rod drive motors 31 respectively. The bottom of the mobile pumping station 2 is provided with a left walking crawler belt 26 and a right walking crawler belt 27, which not only makes the self-moving of the mobile pumping station 2 easier, but also can be achieved by the traction of the left walking crawler belt 26 and the right walking crawler belt 27 provided. Dragging the whole drilling shearer to move makes the moving of the drilling shearer easier and reduces the layout cost of the drilling shearer.

与后座钻杆库4相同,主钻杆库6也采用固定式钢结构箱体设计,顶部设有防雨材料遮盖。伸缩吊臂式辅助运输装置5固定在主钻杆库6上。伸缩吊臂式辅助运输装置5包括旋转支撑平台54和三级伸缩吊臂52,三级伸缩吊臂52的一端通过卷扬马达51与旋转支撑平台54连接,三级伸缩吊臂52的另一端设有吊装架55,三级伸缩吊臂52的中部设有调节油缸53。缩吊臂式辅助运输装置5不仅可以完成钻杆机构的装卸作业,还可完成移动钻式采煤机其他部件调装作业,降低其他附属设备的投入成本。Same as the backseat drill rod storage 4, the main drill rod storage 6 also adopts a fixed steel structure box design, and the top is covered with a rainproof material. The telescopic boom type auxiliary transportation device 5 is fixed on the main drill rod storehouse 6 . The telescopic boom type auxiliary transportation device 5 includes a rotating support platform 54 and a three-stage telescopic boom 52, one end of the three-stage telescopic boom 52 is connected with the rotary support platform 54 through a winch motor 51, and the other end of the three-stage telescopic boom 52 A hoisting frame 55 is provided, and the middle part of the three-stage telescopic boom 52 is provided with an adjustment oil cylinder 53 . The retractable boom type auxiliary transportation device 5 can not only complete the loading and unloading operation of the drilling rod mechanism, but also complete the adjustment operation of other components of the mobile drilling shearer, thereby reducing the input cost of other auxiliary equipment.

以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本发明的保护范围。The above is only a preferred embodiment of the present invention, it should be pointed out that, for those of ordinary skill in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications can also be made. It should be regarded as the protection scope of the present invention.

Claims (5)

1.一种露天用钻式采煤机,其特征在于:包括发电机组(1)、移动泵站(2)、主机(3)、后座钻杆库(4)、伸缩吊臂式辅助运输装置(5)和主钻杆库(6),其中,1. An open-pit drilling coal mining machine, characterized in that it includes a generator set (1), a mobile pump station (2), a main engine (3), a rear seat drill pipe storehouse (4), a telescopic boom type auxiliary transport device (5) and main drill rod storehouse (6), wherein, 所述主机(3)包括钻杆驱动马达(31),钻杆驱动马达(31)通过钻杆机构连接前传动箱(37),在前传动箱(37)上设有钻头(38),在钻杆机构处设有中间通风管(36);The main engine (3) includes a drill rod driving motor (31), the drill rod driving motor (31) is connected to the front transmission box (37) through the drill rod mechanism, and a drill bit (38) is arranged on the front transmission box (37). An intermediate ventilation pipe (36) is provided at the drill pipe mechanism; 所述后座钻杆库(4)设置在主机(3)的尾部;The backseat drill rod magazine (4) is arranged at the tail of the main engine (3); 所述移动泵站(2)和主钻杆库(6)分别设置在主机(3)的两侧,移动泵站(2)包括大功率电机(21),大功率电机(21)的输入端连接发电机组(1),大功率电机(21)的输出端通过分动器(22)连接驱动泵,驱动泵连接钻杆驱动马达(31);The mobile pumping station (2) and the main drill pipe magazine (6) are respectively arranged on both sides of the main engine (3), and the mobile pumping station (2) includes a high-power motor (21), and the input end of the high-power motor (21) Connected to the generator set (1), the output end of the high-power motor (21) is connected to the drive pump through the transfer case (22), and the drive pump is connected to the drill pipe drive motor (31); 所述伸缩吊臂式辅助运输装置(5)设置在主钻杆库(6)上。The telescopic boom-type auxiliary transportation device (5) is arranged on the main drill rod storage (6). 2.根据权利要求1所述的一种露天用钻式采煤机,其特征在于:所述主机(3)尾部还设有后掌锚杆支撑(39)和辅助后支撑油缸(40),所述后掌锚杆支撑(39)通过后掌锚杆支撑上座(47)与主机(3)连接,后掌锚杆支撑(39)上设有掌形支撑油缸(48)和锚杆安装座(42),后掌锚杆支撑(39)的底部设有锥形凸起(41);所述辅助后支撑油缸(40)通过后支撑油缸安装座(43)与后座钻杆库(4)连接。2. An open-pit drilling coal shearer according to claim 1, characterized in that: the tail of the main machine (3) is also provided with a rear palm bolt support (39) and an auxiliary rear support oil cylinder (40), The back palm anchor support (39) is connected with the host machine (3) through the rear palm anchor support upper seat (47), and the rear palm anchor support (39) is provided with a palm-shaped support oil cylinder (48) and an anchor rod mounting seat (42), the bottom of the rear palm bolt support (39) is provided with a tapered protrusion (41); the auxiliary rear support cylinder (40) passes through the rear support cylinder mounting seat (43) and the rear seat drill pipe magazine (4 )connect. 3.根据权利要求2所述的一种露天用钻式采煤机,其特征在于:所述后座钻杆库(4)上设有后锚杆安装座(44)。3. An open-pit drilling coal shearer according to claim 2, characterized in that: the rear drill rod storage (4) is provided with a rear bolt mounting seat (44). 4.根据权利要求1所述的一种露天用钻式采煤机,其特征在于:所述移动泵站(2)的底部设有左行走履带(26)和右行走履带(27)。4. An open-pit coal mining machine according to claim 1, characterized in that: the bottom of the mobile pump station (2) is provided with a left walking track (26) and a right walking track (27). 5.根据权利要求1所述的一种露天用钻式采煤机,其特征在于:所述伸缩吊臂式辅助运输装置(5)包括旋转支撑平台(54)和三级伸缩吊臂(52),所述三级伸缩吊臂(52)的一端通过卷扬马达(51)与旋转支撑平台(54)连接,三级伸缩吊臂(52)的另一端设有吊装架(55),三级伸缩吊臂(52)的中部设有调节油缸(53)。5. An open-pit drilling coal shearer according to claim 1, characterized in that: the telescopic boom-type auxiliary transport device (5) includes a rotating support platform (54) and a three-stage telescopic boom (52 ), one end of the three-stage telescopic boom (52) is connected to the rotating support platform (54) through a winch motor (51), and the other end of the three-stage telescopic boom (52) is provided with a hoisting frame (55), three The middle part of the telescopic boom (52) is provided with an adjustment oil cylinder (53).
CN201310027534.9A 2013-01-24 2013-01-24 Drilling type coal mining machine for open air Expired - Fee Related CN103075153B (en)

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