Intelligent track walking moving system for coal mine
阅读说明：本技术 煤矿智能轨道迈步移动系统 (Intelligent track walking moving system for coal mine ) 是由 吴彪 于 2020-06-12 设计创作，主要内容包括：本发明涉及一种煤矿智能轨道迈步移动系统,包括前夹轨单元车、后夹轨单元车和推拉千斤顶,推拉千斤顶一端与前夹轨单元车连接,另一端与后夹轨单元车连接,前夹轨单元车和后夹紧单元车底端均安装夹轨装置,包括箱型,箱型上固定夹紧千斤顶,夹紧千斤顶动力输出端上固定连接座；连接座一侧铰接第一连杆,另一侧铰接第二连杆,第一连杆和第二连杆对称设置；第一连杆未与连接座连接一端铰接第一夹爪,第二连杆未与连接座连接一端铰接第二夹爪,第一夹爪和第二夹爪对称设置；第一夹爪通过第一销轴固定于箱型上,第二夹爪通过第二销轴固定于箱型上；第一夹爪远离第一连杆一端设置第一卡紧结构,第二夹爪远离第二连杆一端设置第二卡紧结构。该系统简单。(The invention relates to an intelligent track walking moving system for a coal mine, which comprises a front rail clamping unit vehicle, a rear rail clamping unit vehicle and a push-pull jack, wherein one end of the push-pull jack is connected with the front rail clamping unit vehicle, the other end of the push-pull jack is connected with the rear rail clamping unit vehicle, rail clamping devices are respectively arranged at the bottom ends of the front rail clamping unit vehicle and the rear rail clamping unit vehicle, each rail clamping device comprises a box type, a clamping jack is fixedly arranged on each box type, and a connecting seat is fixedly arranged at the power output end of each clamping jack; one side of the connecting seat is hinged with a first connecting rod, the other side of the connecting seat is hinged with a second connecting rod, and the first connecting rod and the second connecting rod are symmetrically arranged; one end of the first connecting rod, which is not connected with the connecting seat, is hinged with the first clamping jaw, one end of the second connecting rod, which is not connected with the connecting seat, is hinged with the second clamping jaw, and the first clamping jaw and the second clamping jaw are symmetrically arranged; the first clamping jaw is fixed on the box through a first pin shaft, and the second clamping jaw is fixed on the box through a second pin shaft; one end, far away from the first connecting rod, of the first clamping jaw is provided with a first clamping structure, and one end, far away from the second connecting rod, of the second clamping jaw is provided with a second clamping structure. The system is simple.)
1. The intelligent track stepping moving system for the coal mine is characterized by comprising a front rail clamping unit vehicle (1), a rear rail clamping unit vehicle (2) and a push-pull jack (3), wherein one end of the push-pull jack is connected with the front rail clamping unit vehicle, and the other end of the push-pull jack is connected with the rear rail clamping unit vehicle;
the bottom ends of the front clamping rail unit vehicle and the rear clamping unit vehicle are respectively provided with a clamping rail device (4) matched with a rail, each rail clamping device comprises a box type (6), a clamping jack (7) is fixed on each box type, and a connecting seat (8) is fixed on the power output end of each clamping jack;
one side of the connecting seat is hinged with a first connecting rod (9), the other side of the connecting seat is hinged with a second connecting rod (10), and the first connecting rod and the second connecting rod are symmetrically arranged;
one end, not connected with the connecting seat, of the first connecting rod is hinged with a first clamping jaw (11), one end, not connected with the connecting seat, of the second connecting rod is hinged with a second clamping jaw (12), and the first clamping jaw and the second clamping jaw are symmetrically arranged;
the first clamping jaw is fixed on the box type through a first pin shaft (13), and the second clamping jaw is fixed on the box type through a second pin shaft (14);
one end, far away from first connecting rod, of the first clamping jaw is provided with a first clamping structure matched with a limiting part of the clamping rail, and one end, far away from the second connecting rod, of the second clamping jaw is provided with a second clamping structure matched with the limiting part of the clamping rail.
2. The intelligent coal mine track walking system as recited in claim 1, wherein the first and second clamping structures are slots (15).
3. The intelligent rail walking system for coal mines as claimed in claim 1, wherein the bottom ends of the front clamping rail unit vehicle and the rear clamping unit vehicle are provided with rail clamping devices at positions close to four corners.
4. A coal mine intelligent track walking system as claimed in any one of claims 1 to 3, further comprising a control system (5), said control system comprising:
the pressure sensor (51) is matched with the clamping jack and is used for acquiring the control pressure of the clamping jack;
the stroke sensor (52) is matched with the push-pull jack and is used for acquiring the stroke of the push-pull jack;
the electro-hydraulic control reversing valve (53) is used for supplying liquid to the clamping jack and the pushing jack;
the electromagnetic valve driver (54) is used for driving the electro-hydraulic control reversing valve to act;
and the controller (55) is used for controlling the start and stop of the clamping jack by controlling the electro-hydraulic control reversing valve according to the control pressure and controlling the start and stop of the push-pull jack by controlling the electro-hydraulic control reversing valve according to the stroke of the push-pull jack.
5. The intelligent rail walking system for coal mines as set forth in claim 4, wherein the control system comprises:
and the automatic back-washing filter (56) is used for filtering the emulsion of the control system and meeting the emulsion precision requirement of valves such as an electro-hydraulic control reversing valve and the like.
6. The intelligent rail walking system for coal mines according to any one of claims 1 to 5,
the working process of the intelligent track walking mobile system for the coal mine is as follows: 1. the front rail clamping unit vehicle steps: supplying liquid to a clamping jack of a rail clamping device of the rear rail clamping unit vehicle, so that the first clamping jack pushes a first connecting rod and a second connecting rod to rotate to drive a first clamping jaw and a second clamping jaw to rotate by corresponding pin shafts, and the two clamping structures of the first clamping jaw and the second clamping jaw are matched to firmly clamp a limiting part of a clamping rail;
simultaneously stopping supplying liquid to a clamping jack of a rail clamping device of the front rail clamping unit vehicle, canceling the thrust of the clamping jack of the rail clamping device of the front rail clamping unit vehicle on the first connecting rod and the second connecting rod, further enabling two clamping structures of the first clamping jaw and the second clamping jaw to loosen a limiting part of a clamping rail, and pushing the clamping jack to push the front rail clamping unit vehicle to travel by one step;
2. the rear rail clamping unit vehicle steps: supplying liquid to a clamping jack of a rail clamping device of the front rail clamping unit vehicle, so that the first clamping jack pushes a first connecting rod and a second connecting rod to rotate to drive a first clamping jaw and a second clamping jaw to rotate by corresponding pin shafts, and the two clamping structures of the first clamping jaw and the second clamping jaw are matched to firmly clamp a limiting part of a clamping rail;
simultaneously stopping supplying liquid to a clamping jack of a rail clamping device of the rear rail clamping unit vehicle, canceling the thrust of the clamping jack of the rail clamping device of the rear rail clamping unit vehicle on the first connecting rod and the second connecting rod, further enabling two clamping structures of the first clamping jaw and the second clamping jaw to loosen a limiting part of a clamping rail, and pushing the clamping jack to pull the rear rail clamping unit vehicle to travel by one step;
therefore, the back rail clamping unit and the front rail clamping unit alternately take a step to realize the stepping function of the intelligent rail stepping mobile system of the coal mine.
Technical Field
The invention relates to an intelligent crossheading track stepping moving system for an underground coal mining working face, which is an intelligent system suitable for a roadway equipment train to automatically follow the advance of the coal mining working face.
Background
China is one of the countries with the largest coal seam reserves in the world, the number of fully mechanized coal mining faces is continuously increased, but equipment train intelligent following system equipment which is pushed along with the working faces is lacked, so that coal mine intellectualization has defects in the aspect of equipment train intellectualization, and coal mine intellectualization and coal mining efficiency are influenced to a certain extent; with the continuous promotion of the intellectualization of domestic coal mines, the intellectualization of equipment trains is undoubtedly rapidly developed. Therefore, the intelligent track stepping moving system for the coal mine, which has reliable functions and strong adaptability, is convenient for intelligent movement of equipment trains or intelligent movement of similar equipment, is greatly developed and becomes novel equipment urgently needed by a high-yield and high-efficiency coal face.
Disclosure of Invention
In view of the problems in the prior art, the present invention provides an intelligent track walking system for coal mines to solve the above technical problems.
In order to achieve the above object, the present invention provides a technical solution as follows:
an intelligent rail stepping moving system for a coal mine comprises a front rail clamping unit vehicle, a rear rail clamping unit vehicle and a push-pull jack, wherein one end of the push-pull jack is connected with the front rail clamping unit vehicle, the other end of the push-pull jack is connected with the rear rail clamping unit vehicle, rail clamping devices matched with rails are mounted at the bottom ends of the front rail clamping unit vehicle and the rear rail clamping unit vehicle, each rail clamping device comprises a box, a clamping jack is fixed on each box, and a connecting seat is fixed at the power output end of each clamping jack; one side of the connecting seat is hinged with a first connecting rod, the other side of the connecting seat is hinged with a second connecting rod, and the first connecting rod and the second connecting rod are symmetrically arranged; one end of the first connecting rod, which is not connected with the connecting seat, is hinged with a first clamping jaw, one end of the second connecting rod, which is not connected with the connecting seat, is hinged with a second clamping jaw, and the first clamping jaw and the second clamping jaw are symmetrically arranged; the first clamping jaw is fixed on the box type through a first pin shaft, and the second clamping jaw is fixed on the box type through a second pin shaft; one end, far away from first connecting rod, of the first clamping jaw is provided with a first clamping structure matched with a limiting part of the clamping rail, and one end, far away from the second connecting rod, of the second clamping jaw is provided with a second clamping structure matched with the limiting part of the clamping rail.
Optionally, the first clamping structure and the second clamping structure are clamping grooves.
Optionally, the bottom ends of the front rail clamping unit vehicle and the rear rail clamping unit vehicle are respectively provided with a rail clamping device at positions close to four corners.
Optionally, the system further comprises a control system, wherein the control system comprises: the pressure sensor is matched with the clamping jack and used for acquiring the control pressure of the clamping jack;
the stroke sensor is matched with the push-pull jack and is used for acquiring the stroke of the push-pull jack;
the electro-hydraulic control reversing valve is used for supplying liquid to the clamping jack and the pushing jack;
the electromagnetic valve driver is used for driving the electro-hydraulic control reversing valve to act;
and the controller is used for controlling the start and stop of the clamping jack by controlling the electro-hydraulic control reversing valve according to the control pressure and controlling the start and stop of the push-pull jack by controlling the electro-hydraulic control reversing valve according to the stroke of the push-pull jack.
Optionally, the control system includes:
the automatic back-washing filter is used for filtering emulsion in a control system and meets the emulsion precision requirement of valves such as an electro-hydraulic control reversing valve and the like.
The working process of the intelligent track walking mobile system for the coal mine provided by the invention is as follows: 1. the front rail clamping unit vehicle steps: supplying liquid to a clamping jack of a rail clamping device of the rear rail clamping unit vehicle, so that the first clamping jack pushes a first connecting rod and a second connecting rod to rotate to drive a first clamping jaw and a second clamping jaw to rotate by corresponding pin shafts, and the two clamping structures of the first clamping jaw and the second clamping jaw are matched to firmly clamp a limiting part of a clamping rail;
simultaneously stopping supplying liquid to a clamping jack of a rail clamping device of the front rail clamping unit vehicle, canceling the thrust of the clamping jack of the rail clamping device of the front rail clamping unit vehicle on the first connecting rod and the second connecting rod, further enabling two clamping structures of the first clamping jaw and the second clamping jaw to loosen a limiting part of a clamping rail, and pushing the clamping jack to push the front rail clamping unit vehicle to travel by one step;
2. the rear rail clamping unit vehicle steps: supplying liquid to a clamping jack of a rail clamping device of the front rail clamping unit vehicle, so that the first clamping jack pushes a first connecting rod and a second connecting rod to rotate to drive a first clamping jaw and a second clamping jaw to rotate by corresponding pin shafts, and the two clamping structures of the first clamping jaw and the second clamping jaw are matched to firmly clamp a limiting part of a clamping rail;
simultaneously stopping supplying liquid to a clamping jack of a rail clamping device of the rear rail clamping unit vehicle, canceling the thrust of the clamping jack of the rail clamping device of the rear rail clamping unit vehicle on the first connecting rod and the second connecting rod, further enabling two clamping structures of the first clamping jaw and the second clamping jaw to loosen a limiting part of a clamping rail, and pushing the clamping jack to pull the rear rail clamping unit vehicle to travel by one step;
therefore, the back rail clamping unit and the front rail clamping unit alternately take a step to realize the stepping function of the intelligent rail stepping mobile system of the coal mine.
The intelligent track walking moving system for the coal mine, provided by the invention, has the advantages of simple structure, reliable function and strong adaptability, and can be connected with control equipment to facilitate intelligent movement of equipment trains or intelligent movement of similar equipment.
Drawings
FIG. 1 is a schematic structural diagram of a use mode 1 of an intelligent track walking mobile system for a coal mine, provided by the invention;
FIG. 2 is a schematic structural diagram of a use mode 1 of the intelligent track walking mobile system for the coal mine;
FIG. 3 is a schematic structural diagram of a rail clamping device of the intelligent track walking moving system for coal mines according to the invention;
FIG. 4 is a schematic structural diagram of a control system of the intelligent track walking system for coal mines of the present invention;
FIG. 5 is a wiring diagram of an electro-hydraulically controlled reversing valve of the control system of FIG. 4;
FIG. 6 is a schematic view of an installation structure of the rail clamping device;
reference numerals in the figures; the device comprises a front rail clamping unit vehicle 1, a rear rail
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.