WO2014048030A1 - 刨煤机 - Google Patents

刨煤机 Download PDF

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Publication number
WO2014048030A1
WO2014048030A1 PCT/CN2012/085938 CN2012085938W WO2014048030A1 WO 2014048030 A1 WO2014048030 A1 WO 2014048030A1 CN 2012085938 W CN2012085938 W CN 2012085938W WO 2014048030 A1 WO2014048030 A1 WO 2014048030A1
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WO
WIPO (PCT)
Prior art keywords
plow
chain
head
carriage
operating cavity
Prior art date
Application number
PCT/CN2012/085938
Other languages
English (en)
French (fr)
Inventor
张树齐
贾承志
马可白
Original Assignee
三一重型装备有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三一重型装备有限公司 filed Critical 三一重型装备有限公司
Publication of WO2014048030A1 publication Critical patent/WO2014048030A1/zh

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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C27/00Machines which completely free the mineral from the seam
    • E21C27/20Mineral freed by means not involving slitting
    • E21C27/32Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E21C27/34Machine propelled along the working face by cable or chain

Definitions

  • the invention relates to the field of coal mine machinery, in particular to a plow machine. Background technique
  • the existing plow is a long-wall mining and transportation equipment mainly used for 1.0-2.0 m thin coal seam in coal mines. Its technology combines scientific and technological achievements in multidisciplinary fields such as machinery, hydraulics, electronics and network control, with high technical content. It is difficult to develop, and it is a kind of coal mining equipment with shallow depth and multi-cycle. It has unique advantages for thin coal seams and gas mines.
  • the existing plow mining adopts a single-chain traction planer, with the carriage as the guide rail, reciprocating along the working surface, relying on the static pressure formed by the planer on the coal wall to scrape the coal, plowing in the planer and the carriage
  • the coal is loaded into the conveyor under the action of the inclined surface, and the cycle is gradually advanced to realize continuous automatic coal mining.
  • the requirements for plows such as the ability to plan hard coal, the maximum installed length, large chains, high power, etc., are inevitably put on the agenda. Summary of the invention
  • the present invention proposes a plow to solve the problem of restriction of the single chain drive and the increase of the chain diameter to the plow, and to improve the adaptability of the plow to the hard coal.
  • the plow according to the present invention comprises: a plow conveying portion, a planing head and a carriage cooperating with the planing head, a double endless chain; the planing head is disposed on the carriage; the double stepless chain is wound around Both ends of the plow conveying portion; the plow conveying portion is provided for driving the planing head driving device, and the driving device is configured to drive the planing head together with the double electrodeless chain
  • the carriage reciprocates.
  • the driving device includes: a head driving device for driving the planing head, an end portion of the conveying portion of the plow, and a tail driving device for driving the planing head, which is disposed on the plowing coal
  • the other end of the machine transport portion; the double stepless chain is wound around the hand drive device and the tail drive device, and configured to drive the same with the hand drive device and the tail drive device
  • the planer reciprocates along the carriage.
  • one end of the conveying portion of the plow is provided with a head driving device for driving the planer, and the other end is provided with a tail driving device for driving the planing head; the planing head is disposed on the carriage; An electrodeless chain is wound around the handpiece driving device and the tail drive device, and drives the planer to reciprocate along the carriage.
  • the plow further includes: a head tightening device connected to the transition groove of the conveying portion of the plow to communicate the carriage and the head driving device; A transition groove is coupled to the conveyor portion of the plow to communicate the carriage with the tail drive.
  • the double-poleless chain includes: a first electrodeless chain and a second electrodeless chain, wherein the first electrodeless chain and the second electrodeless chain respectively drive the planer through the sprocket assembly Reciprocating along the carriage.
  • the carriage is opened: for accommodating the first stepless a first operating cavity, a second operating cavity of the chain; a third operating cavity and a fourth operating cavity for accommodating the second electrodeless chain; wherein the first operating cavity, the first The two operating cavities, the third operating cavity, and the fourth operating cavity are not connected to each other.
  • the head driving device comprises: a motor, a coupling cover, a speed reducer, a sprocket assembly, and a flange assembly, wherein the components are sequentially connected by a connecting component such as a bolt; wherein the head drive The device is coupled to the headstock of the conveyor portion of the plow through a flange assembly.
  • the tail drive device comprises: a motor, a coupling cover, a reducer, a sprocket assembly, and a flange assembly, wherein the components are sequentially connected by a connecting component such as a bolt; wherein the tail drive The device is coupled to the tailstock of the conveyor portion of the plow through a flange assembly.
  • planer is slidably coupled to the carriage.
  • the present invention has the following advantages:
  • the plow of the invention adopts double-chain traction, can effectively reduce the chain diameter, and can completely solve the problem that the height of the plow machine is increased and the height of the working face is increased as the diameter of the single chain is increased. technical challenge.
  • the plow of the present invention is free from the single-chain driving limitation, thereby solving the single-machine power increase, resulting in a technical problem without chain selection.
  • Figure 1 is a schematic structural view of an embodiment of a plow according to the present invention.
  • Figure 2 is a schematic cross-sectional view of an embodiment of a plow according to the present invention.
  • FIG. 3 is a schematic structural view of a head driving device of an embodiment of a plow according to the present invention
  • 4 is a schematic view of a carriage cavity of an embodiment of a plow according to the present invention.
  • the basic idea of the invention lies in: designing a plowing machine which uses double-chain traction and is driven at both ends of the nose and the tail. Therefore, the present invention introduces double-chain traction as well as a nose and a tail
  • the end drive can not only improve the ability of the plow to plan hard coal, but also improve the adaptability of the plow to the hard coal, thereby increasing the application range of the plow.
  • the plow includes: a plow conveying portion 36, a planing head 4, and a matching carriage 3, a double endless chain 7 .
  • the planer head 4 is disposed on the carriage 3; the double stepless chain 7 is disposed at both ends of the plow conveying portion 36.
  • the plow conveying portion 36 is provided with a driving device for driving the planing head 4, and the driving device is configured to drive the planing head 4 to reciprocate along the carriage 3 together with the double stepless chain 7.
  • the plow adopts the double-polar chain 7 to realize double-chain traction, which can effectively reduce the chain diameter, thereby completely solving the problem that the height of the plow is increased as the diameter of the single chain increases. And the technical problem of increasing the height of the working face.
  • the plow of the present embodiment can eliminate the single-chain driving limitation, solve the problem of restricting the plow caused by the increase in diameter by using a single chain, and can improve the adaptability of the plow to the hard coal.
  • the driving device may include: a head driving device 1 for driving the planing head 4, disposed at one end of the plow conveying portion 36;
  • the tail drive unit 6 of the head 4 is disposed at the other end of the plow conveying portion 36.
  • the double-poleless chain 7 is disposed around the head drive device 1 and the tail drive device 6 and is configured to be shared with the hand drive device 1 and the tail drive device 6
  • the planer 4 is driven to reciprocate along the carriage 3.
  • one end of the plow conveying portion 36 is provided with a head driving device 1 for driving a planing head, and the other end of the plow conveying portion 36 is provided with a tail driving device for driving the planing head 6.
  • the driving device is arranged at both ends of the machine head and the tail to drive, so that the single drive
  • the dynamic power can be increased, thereby increasing the output torque of the motor.
  • the hardness of the planer of the plow of the invention can also be increased, so that the adaptability of the plow to the hard coal can be improved, and the planer can be improved.
  • the plow of the embodiment can also solve the technical problem that the single machine power is increased, resulting in no chain optional.
  • planing head 4 is disposed on the carriage 3, and during the working process, the planing head 4 is guided by the carriage 3, the planing head 4 and the carriage 3 can be connected by sliding fit.
  • the double-poleless chain 7 is wound around the handpiece driving device 1 and the tail drive device 6, that is, the sprocket in the handpiece driving device 1 is bypassed.
  • the assembly 14 and the sprocket assembly 14 driven by the tail drive device 6, and driving the planer 4 to reciprocate along the carriage 3, relying on the static pressure formed by the planer on the coal wall from different thicknesses of the coal seam The coal was scraped.
  • the plow of the embodiment is double-chain traction, which is driven by the machine head and the tail end, completely solves the problem of the plowing machine as the diameter of the single chain increases.
  • the machine height is increased, the technical requirements for the height of the working surface are increased, and the single-chain driving limitation is removed, thereby solving the single-machine power increase, resulting in the technical problem of no chain selection.
  • the double-poleless chain 7 includes: a first electrodeless chain and a second electrodeless chain, wherein the first and second electrodeless chains jointly drive the planer 4 along the sprocket assembly 14 The carriage 3 reciprocates.
  • the carriage 3 is provided with:
  • a third operating cavity 33 and a fourth operating cavity 34 for accommodating the second electrodeless chain;
  • the first operating cavity 31, the second operating cavity 32, the third operating cavity 33, and the fourth operating cavity 34 are not connected to each other.
  • the embodiment adopts a double-chain traction planer.
  • the carriage 3 is divided into four cavities in a plane, that is, the first operation cavity 31, the second operation cavity 32, and the third operation.
  • the carriage is not only divided into two cavities in the horizontal direction (eg, the second operating cavity 32, the third operating cavity 33; the first operating cavity 31, the fourth operating cavity 34), They are used as the moving cavity of the electrodeless chain of the double-chain plow, respectively, and the cavity is non-connected structure, ensuring that the electrodeless chains in the cavity in the horizontal direction do not contact each other, effectively preventing the two endless chains from tangling and twisting.
  • the upper and lower two spaces are divided in the vertical direction (for example, the first operating cavity 31, the second operating cavity 32, the third operating cavity 33, and the fourth operating cavity 34, and the two layers of space are also not
  • the Unicom structure ensures that the electrodeless chains in the vertical direction do not contact each other in the vertical direction, effectively preventing the two infinite chains from tangling and twisting, and the lower layer in the vertical direction is used as the operating cavity of the electrodeless chain for transmitting power, and the driving planer is working along the bottom.
  • the surface reciprocates to realize the coal ploughing; the upper layer is used for the return chain to realize the cyclic operation of the chain.
  • the plow further comprises: a head tightening device 2 and a tail chain tightening device 5. among them:
  • the head tensioning device 2 is connectable with a transition groove of the plow conveying portion 36, such as by a connecting component such as a bolt, and functions to communicate the through carriage 3 and the head driving device 1 .
  • the tail chain tensioning device 5 can be coupled to the transition groove of the plow conveyor portion 36, such as by a connecting assembly such as a bolt, and functions to communicate the carriage 3 with the tail drive unit 6.
  • the head driving device 1 includes: a motor 11, a coupling cover 12, a speed reducer 13, a sprocket assembly 14, and a flange assembly 15, and these components can be sequentially connected by a connecting component such as a bolt, a screw, or the like.
  • a connecting component such as a bolt, a screw, or the like.
  • the embodiment is not limited to such a connection relationship, and other achievable connection manners of these components may be used.
  • the head drive device 1 passes the flange group The piece is coupled to the head frame of the plow conveying portion 36;
  • the tail drive device 6 includes: a motor 11, a coupling cover 12, a speed reducer 13, a sprocket assembly 14, and a flange assembly 15, and these components can be sequentially connected by a connecting component such as a bolt, a screw, or the like.
  • a connecting component such as a bolt, a screw, or the like.
  • the embodiment is not limited to such a connection relationship, and other achievable connection manners of these components may be used.
  • the tail drive device 6 is coupled to the tailstock of the plow conveying portion 36 via a flange assembly.
  • the present invention has the following advantages:
  • the plow of the invention is double-stranded traction, can effectively reduce the chain diameter, and can completely solve the problem that the height of the plow is increased as the diameter of the single chain increases, and the height of the working face is increased. technical challenge.
  • the driving power of the machine head and the tail end is increased, so that the driving power of the single machine is increased, thereby increasing the output torque of the motor.
  • the hardness of the planer of the plow of the invention can also be increased, thereby improving the planing.
  • the plow of the present invention is free from the single-chain driving limitation, thereby solving the single-machine power increase, resulting in a technical problem without chain selection.
  • the plowing machine provided by the invention can not only enable the hard coal capacity of the plow, but also improve the adaptability of the plow to the hard coal by introducing double-chain traction and driving at both ends of the machine head and the tail. Improve the scope of application of plows. Therefore, the present invention has industrial applicability.

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chain Conveyers (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)

Abstract

一种刨煤机,该刨煤机包括:刨煤机输送部分(36)、刨头(4)及与刨头(4)相配合的滑架(3)、双无极链(7);其中,刨头(4)设置于滑架(3)上,双无极链(7)绕设于刨煤机输送部分(36)的两端,刨煤机输送部分(36)设置有用于驱动刨头(4)的驱动装置(1,6),驱动装置(1,6)配置为与双无极链(7)共同驱动刨头(4)沿滑架(3)往复运动。刨煤机为双链牵引,采用机头、机尾两端驱动,彻底解决随着单链条直径的增加,刨煤机整机高度加大,对工作面高度的要求增大的技术难题。

Description

刨煤机 本申请要求于 2012 年 9 月 26 日提交中国专利局、 申请号为 201210363754.4、 发明名称为 "刨煤机" 的中国专利申请的优先权, 其全部 内容通过引用结合在本申请。 技术领域
本发明涉及煤矿机械领域, 特别涉及一种刨煤机。 背景技术
随着国家对资源管理力度加大与资源费用的大幅度提高, 煤炭产业已 进入快速发展时期。 但由于缺乏有效的开采手段, 使得占煤炭总资源 20% 的大部分薄煤层未进行开采, 而与此同时厚煤层的资源却在逐渐的枯竭, 薄煤层开采已经是势所必然。
目前, 国内的主要产煤基地, 少部分薄煤层已进行开采, 采用的是薄 煤层采煤机或炮采的方式, 效率低、 故障率高并存在安全隐患。 现有的刨 煤机是主要用于煤矿井下 1.0 ~ 2.0米薄煤层的长壁开采运输设备, 其技术 融合了机械、 液压、 电子、 网络控制等多学科专业领域的科技成果, 技术 含量高, 研制难度大, 作为一种 "浅截深、 多循环" 的采煤设备, 对薄煤 层、 瓦斯大的矿井具有特有的优势。
然而, 现有的刨煤机开采均采用单链条牵引刨头, 以滑架为导轨, 沿 工作面往复运动, 依靠刨刀对煤壁形成的静压力将煤刨落, 在刨头和滑架 犁形斜面的作用下将煤装入输送机, 并循环渐进, 实现连续自动采煤。 而 随着刨煤机市场的不断成熟, 对刨煤机的要求, 如刨硬煤能力、 最大装机 长度、 大链条、 大功率等必然提上日程, 也亟待解决。 发明内容
有鉴于此, 本发明提出一种刨煤机, 以解决单链条驱动限制和链条直 径增加对刨煤机的限制问题, 提高刨煤机对硬煤的适应能力。
为达到上述目的, 本发明的技术方案是这样实现的:
本发明的刨煤机包括: 刨煤机输送部分、 刨头及与刨头相配合的滑架、 双无极链; 所述刨头设置于所述滑架上; 所述双无极链绕设于所述刨煤机 输送部分的两端; 所述刨煤机输送部分设置有用于驱动所述刨头驱动装置, 所述驱动装置配置为与所述双无极链共同驱动所述刨头沿所述滑架往复运 动。
所述驱动装置包括: 用于驱动所述刨头的机头驱动装置, 设置于所述 刨煤机输送部分的一端; 用于驱动所述刨头的机尾驱动装置, 设置于所述 刨煤机输送部分的另一端; 所述双无极链绕设于所述机头驱动装置及所述 机尾驱动装置, 并配置为与所述机头驱动装置及所述机尾驱动装置共同驱 动所述刨头沿所述滑架往复运动。 其中, 所述刨煤机输送部分的一端设置 有驱动刨头的机头驱动装置, 另一端设置有驱动刨头的机尾驱动装置; 所 述刨头设置于所述滑架上; 所述双无极链绕设于所述机头驱动装置及所述 机尾驱动装置, 并驱动所述刨头沿所述滑架往复运动。
进一步地, 所述刨煤机还包括: 机头紧链装置, 与所述刨煤机输送部 分的过渡槽连接, 以连通所述滑架与所述机头驱动装置; 机尾紧链装置, 与所述刨煤机输送部分的过渡槽连接, 以连通所述滑架与所述机尾驱动装 置。
进一步地, 上述刨煤机中, 所述双无极链包括: 第一无极链和第二无 极链, 所述第一无极链和第二无极链分别通过所述链轮组件共同驱动所述 刨头沿所述滑架往复运动。
进一步地, 上述刨煤机中, 所述滑架开设有: 用于容置所述第一无极 链的第一运行腔体、 第二运行腔体; 用于容置所述第二无极链的第三运行 腔体、 第四运行腔体; 其中, 所述第一运行腔体、 所述第二运行腔体、 所 述第三运行腔体、 所述第四运行腔体互不联通。
进一步地, 上述刨煤机中, 所述机头驱动装置包括: 电机、 联接罩、 减速器、 链轮组件、 法兰组件, 这些部件依次通过连接组件如螺栓连接; 其中, 所述机头驱动装置通过法兰组件与所述刨煤机输送部分的机头架相 联接。
进一步地, 上述刨煤机中, 所述机尾驱动装置包括: 电机、 联接罩、 减速器、 链轮组件、 法兰组件, 这些部件依次通过连接组件如螺栓连接; 其中, 所述机尾驱动装置)通过法兰组件与所述刨煤机输送部分的机尾架 相联接。
进一步地, 上述刨煤机中, 所述刨头与所述滑架滑动配合连接。
相对于现有技术, 本发明具有以下优势:
本发明的刨煤机采用双链牵引, 能够有效降低链条直径, 从而能够彻 底解决随着单链条直径的增加所导致的刨煤机整机高度加大、 以及对工作 面高度的要求增大的技术难题。
并且, 本发明的刨煤机摆脱了单链条驱动限制, 进而解决单机功率增 大, 导致无链条可选的技术难题。 附图说明
构成本发明的一部分的附图用来提供对本发明的进一步理解, 本发明 的示意性实施例及其说明用于解释本发明, 并不构成对本发明的不当限定。 在附图中:
图 1为本发明刨煤机实施例的结构示意图;
图 2为本发明刨煤机实施例的横截面示意图;
图 3为本发明刨煤机实施例的机头驱动装置结构示意图; 图 4为本发明刨煤机实施例的滑架腔体示意图。
附图标记说明
1 机头驱动装置
11 电机
12 联接罩
13 减速器
14 链轮组件
15 法兰组件
2 机头紧链装置
3 滑架
31 第一运行腔体
32 第二运行腔体
33 第三运行腔体
34 第四运行腔体
36 刨煤机输送部分
4 刨头
5 机尾紧链装置
6 机尾驱动装置
7 无极链 具体实施方式 需要说明的是, 在不沖突的情况下, 本发明中的实施例及实施例中的 特征可以相互组合。 下面将参考附图并结合实施例来说明本发明的技术方 案。
本发明的基本思想在于: 设计一种刨煤机, 该刨煤机采用双链牵引, 机头、 机尾两端驱动。 因此, 本发明通过引入双链牵引以及机头、 机尾两 端驱动, 不仅能够所述刨煤机的刨硬煤能力, 还能提高刨煤机对硬煤的适 应能力, 从而提高刨煤机应用范围。
下面结合附图, 对本发明的各优选实施例作进一步说明:
参照图 1和图 2,示出了本实施例提出的刨煤机的结构,该刨煤机包括: 刨煤机输送部分 36、 刨头 4及与其相配合的滑架 3、 双无极链 7。 其中, 所 述刨头 4设置于所述滑架 3上; 所述双无极链 7绕设于所述刨煤机输送部 分 36的两端。 所述刨煤机输送部分 36设置有用于驱动所述刨头 4驱动装 置, 所述驱动装置配置为与所述双无极链 7共同驱动所述刨头 4沿所述滑 架 3往复运动。
本实施例中, 所述刨煤机采用所述双无极链 7 实现双链牵引, 能够有 效降低链条直径, 从而能够彻底解决随着单链条直径的增加所导致的刨煤 机整机高度加大、 以及对工作面高度的要求增大的技术难题。
因此, 本实施例的刨煤机能够摆脱单链条驱动限制, 解决采用单链条 导致直径增加所导致的对刨煤机的限制问题, 能够提高刨煤机对硬煤的适 应能力。
优选的是, 上述实施例中, 所述驱动装置可包括: 用于驱动所述刨头 4 的机头驱动装置 1 , 设置于所述刨煤机输送部分 36的一端; 用于驱动所述 刨头 4的机尾驱动装置 6, 设置于所述刨煤机输送部分 36的另一端。
本实施例中, 所述双无极链 7绕设于所述机头驱动装置 1及所述机尾 驱动装置 6,并配置为与所述机头驱动装置 1及所述机尾驱动装置 6共同驱 动所述刨头 4沿所述滑架 3往复运动。
例如: 本实施例中, 所述刨煤机输送部分 36的一端设置有驱动刨头的 机头驱动装置 1 , 所述刨煤机输送部分 36的另一端设置有驱动刨头的机尾 驱动装置 6。
本实施例中, 采用机头、 机尾两端设置驱动装置进行驱动, 使单机驱 动功率得以增加, 进而增加电机的输出扭矩, 如此, 本发明刨煤机的刨头 可刨煤质硬度亦随着增加, 因而能够提高刨煤机对硬煤的适应能力, 并且 还能够提高刨硬煤能力, 从而拓展刨煤机应用范围。 并且, 本实施例的刨 煤机还能够解决单机功率增大, 导致无链条可选的技术难题。
需要说明的是, 本实施例中, 所述刨头 4设置于所述滑架 3上, 工作 过程中, 所述刨头 4以滑架 3为导轨, 所述刨头 4与所述滑架 3可采用滑 动配合方式连接。
如图 3所示, 本实施例中, 所述双无极链 7绕设于所述机头驱动装置 1 及所述机尾驱动装置 6, 即绕过所述机头驱动装置 1中的链轮组件 14上、 及所述机尾驱动装置 6驱动的链轮组件 14上, 并驱动所述刨头 4沿所述滑 架 3往复运动, 依靠刨刀对煤壁形成的静压力从不同厚度的煤层中将煤刨 落。
与市场现有的单链牵引刨煤机相比, 本实施例的刨煤机为双链牵引, 采用机头、 机尾两端驱动, 彻底解决随着单链条直径的增加, 刨煤机整机 高度加大, 对工作面高度的要求增大的技术难题, 并且摆脱了单链条驱动 限制, 进而解决单机功率增大, 导致无链条可选的技术难题。
因此, 随着双链牵引的引入及单机驱动功率的增加, 电机输出扭矩增 加, 所述刨煤机的刨头可刨煤质硬度亦随着增加, 提高刨煤机对硬煤的适 应能力, 提高刨煤机应用范围。
上述各实施例中, 所述双无极链 7 包括: 第一无极链和第二无极链, 所述第一无极链和第二无极链通过所述链轮组件 14共同驱动所述刨头 4沿 所述滑架 3往复运动。
上述各实施例中, 如图 4所示, 所述滑架 3开设有:
用于容置所述第一无极链的第一运行腔体 31、 第二运行腔体 32;
用于容置所述第二无极链的第三运行腔体 33、 第四运行腔体 34; 其中, 所述第一运行腔体 31、 所述第二运行腔体 32、 所述第三运行腔 体 33、 所述第四运行腔体 34互不联通。
本实施例采用双链牵引刨头的方式, 所述滑架 3视图平面内分四个腔 体,即所述第一运行腔体 31、所述第二运行腔体 32、所述第三运行腔体 33、 所述第四运行腔体 34。
本实施例中, 滑架不仅在水平方向上分为两个腔体(如: 第二运行腔 体 32、 第三运行腔体 33; 第一运行腔体 31、 第四运行腔体 34 ), 分别用作 双链刨煤机的无极链的运动腔体, 且此腔体为不联通结构, 保证水平方向 上腔体内无极链不互相接触, 有效防止两条无极链纠结打扭。 而且, 垂直 方向上分上、 下两层空间 (如: 第一运行腔体 31、 第二运行腔体 32; 第三 运行腔体 33、 第四运行腔体 34, 此两层空间亦为不联通结构, 保证垂直方 向上腔体内无极链不互相接触, 有效防止两条无极链纠结打扭, 垂直方向 上的两层空间中下层用作传输动力的无极链的运行腔, 驱动刨头沿工作面 往复运动, 实现刨煤; 上层用于回链, 实现链条的循环操作。
优选地, 上述各实施例中, 所述刨煤机还包括: 机头紧链装置 2和机 尾紧链装置 5。 其中:
所述机头紧链装置 2可与所述刨煤机输送部分 36的过渡槽, 如通过连 接组件如螺栓连接, 并起到连通所述通滑架 3与所述机头驱动装置 1的作 用。
所述机尾紧链装置 5可与所述刨煤机输送部分 36的过渡槽, 如通过连 接组件如螺栓连接, 并起到连通所述滑架 3与所述机尾驱动装置 6的作用。
上述各实施例中, 所述机头驱动装置 1包括: 电机 11、 联接罩 12、 减 速器 13、 链轮组件 14、 法兰组件 15 , 这些部件可通过连接组件如螺栓、 螺 杆等依次连接, 当然, 本实施例并不只限于这种连接关系, 其他可实现的 这些部件相配合的连接方式均可。 其中, 所述机头驱动装置 1 通过法兰组 件与所述刨煤机输送部分 36的机头架相联接;
如图 3所示, 所述机尾驱动装置 6包括: 电机 11、 联接罩 12、 减速器 13、 链轮组件 14、 法兰组件 15 , 这些部件可通过连接组件如螺栓、 螺杆等 依次连接, 当然, 本实施例并不只限于这种连接关系, 其他可实现的这些 部件相配合的连接方式均可。 其中, 所述机尾驱动装置 6通过法兰组件与 所述刨煤机输送部分 36的机尾架相联接。
由上述各实施例可以看出, 本发明具有以下优势:
本发明的刨煤机为双链牵引, 能够有效降低链条直径, 从而能够彻底 解决随着单链条直径的增加所导致的刨煤机整机高度加大、 以及对工作面 高度的要求增大的技术难题。 而且, 采用机头、 机尾两端驱动, 使单机驱 动功率得以增加, 进而增加电机的输出扭矩, 如此, 本发明刨煤机的刨头 可刨煤质硬度亦随着增加, 因而能够提高刨煤机对硬煤的适应能力, 并且 还能够提高刨硬煤能力, 从而拓展刨煤机应用范围。 并且, 本发明的刨煤 机摆脱了单链条驱动限制, 进而解决单机功率增大, 导致无链条可选的技 术难题。
因此, 随着双链牵引的引入及单机驱动功率的增加, 电机输出扭矩增 加, 所述刨煤机的刨头可刨煤质硬度亦随着增加, 提高刨煤机对硬煤的适 应能力, 提高刨煤机应用范围。
以上所述仅为本发明的较佳实施例而已, 并不用以限制本发明, 凡在 本发明的精神和原则之内, 所作的任何修改、 等同替换、 改进等, 均应包 含在本发明的保护范围之内。
工业实用性
本发明提供的刨煤机, 通过引入双链牵引以及机头、 机尾两端驱动, 不仅能够所述刨煤机的刨硬煤能力, 还能提高刨煤机对硬煤的适应能力, 从而提高刨煤机应用范围。 因此, 本发明具有工业实用性。

Claims

权利要求书
1、 一种刨煤机, 其特征在于, 包括: 刨煤机输送部分(36)、 刨头(4) 及与刨头 (4)相配合的滑架(3)、 双无极链 (7); 其中,
所述刨头 (4)设置于所述滑架(3)上;
所述双无极链 (7) 绕设于所述刨煤机输送部分(36) 的两端; 所述刨煤机输送部分(36)设置有用于驱动所述刨头 (4)驱动装置, 所述驱动装置配置为与所述双无极链(7)共同驱动所述刨头 (4) 沿所述 滑架(3)往复运动。 2、 根据权利要求 1所述的刨煤机, 其特征在于, 所述驱动装置包括: 用于驱动所述刨头 (4) 的机头驱动装置(1), 设置于所述刨煤机输送 部分(36) 的一端;
用于驱动所述刨头 (4) 的机尾驱动装置(6), 设置于所述刨煤机输送 部分(36) 的另一端;
所述双无极链( 7 ) 绕设于所述机头驱动装置 ( 1 )及所述机尾驱动装 置 (6), 并配置为与所述机头驱动装置 (1)及所述机尾驱动装置 (6)共 同驱动所述刨头 (4) 沿所述滑架(3)往复运动。
3、 根据权利要求 2所述的刨煤机, 其特征在于, 还包括:
机头紧链装置 (2), 与所述刨煤机输送部分(36) 的过渡槽连接, 以 连通所述滑架(3)与所述机头驱动装置 (1);
机尾紧链装置 (5), 与所述刨煤机输送部分(36) 的过渡槽连接, 以 连通所述滑架(3)与所述机尾驱动装置 (6)。 4、 根据权利要求 1至 3任一项所述的刨煤机, 其特征在于, 所述双无 极链(7) 包括: 第一无极链和第二无极链, 所述第一无极链和第二无极链 分别通过所述链轮组件 (14)共同驱动所述刨头 (4) 沿所述滑架(3)往 复运动。 5、 根据权利要求 4所述的刨煤机, 其特征在于, 所述滑架(3)开设 有:
用于容置所述第一无极链的第一运行腔体(31)、 第二运行腔体(32); 用于容置所述第二无极链的第三运行腔体(33)、 第四运行腔体(34); 其中, 所述第一运行腔体(31)、 所述第二运行腔体(32)、 所述第三 运行腔体(33)、 所述第四运行腔体(34) 互不联通。
6、 根据权利要求 2至 5任一项所述的刨煤机, 其特征在于, 所述机头 驱动装置 ( 1 ) 包括: 电机( 11 )、 联接罩 ( 12 )、 减速器( 13 )、 链轮组件
( 14)、 法兰组件 (15), 这些部件依次通过连接组件连接; 其中, 所述机 头驱动装置( 1 )通过法兰组件与所述刨煤机输送部分( 36 )的机头架相联 接。
7、 根据权利要求 2至 5任一项所述的刨煤机, 其特征在于, 所述机尾 驱动装置 ( 6 ) 包括: 电机( 11 )、 联接罩 ( 12 )、 减速器( 13 )、 链轮组件 ( 14)、 法兰组件 (15), 这些部件依次通过连接组件连接; 其中, 所述机 尾驱动装置(6)通过法兰组件与所述刨煤机输送部分(36)的机尾架相联 接。
8、 根据权利要求 1 所述的刨煤机, 其特征在于, 所述刨头 (4)与所 述滑架( 3 )滑动配合连接。
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