CN210317301U

CN210317301U - A breaker, mining machine for mining

Info

Publication number: CN210317301U
Application number: CN201920620934.3U
Authority: CN
Inventors: 华建青; 黄德明; 刘法安; 张建军
Original assignee: Guizhou Batian Ecotypic Engineering Co Ltd
Current assignee: Guizhou Batian Ecotypic Engineering Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-04-14
Anticipated expiration: 2029-04-30

Abstract

The utility model provides a breaker for mining, breaker includes base, lifting arm, impact arm, hydraulic drive device and strikes the drilling rod, and the lifting arm links to each other with the base and is used for controlling breaker's height, strikes arm and lifting arm swing joint, is equipped with hydraulic drive device in the impact arm, and hydraulic drive device is used for the drive to strike the drilling rod and carries out reciprocal impact motion, strikes the drilling rod and is used for reciprocal impact pit surface and follow pit surface separation with the ore. The movement and the work of the impact drill rod are controlled by the base, the lifting arm, the impact arm and the hydraulic driving device, and the impact drill rod is driven by the hydraulic driving device to perform reciprocating impact motion and impact the surface of the mine pit, so that the ore is finally impacted from the surface of the mine pit. The utility model provides a breaker can be used for effectively in the mining trade to carry out the exploitation of ore high-efficiently, safely, have very big practicality. The utility model also provides a mining machine.

Description

A breaker, mining machine for mining

Technical Field

The utility model belongs to the technical field of the mining, concretely relates to breaker, mining machine for mining.

Background

The mining industry refers to the mining industry for naturally occurring minerals such as solids (e.g., coal and minerals), liquids (e.g., crude oil), or gases (e.g., natural gas). The mining machine is mainly used for underground mining and surface mining, and comprises a drilling machine for drilling blast holes; excavating machinery and loading and unloading machinery for excavating and loading ore rocks; tunneling machines for drilling patios, shafts, and drifts, and the like. At present, it is common practice in the working of gallery mining to mechanically drill a plurality of blast holes in the mining face with a drill, fill each blast hole with explosive charges, detonate for blasting, and then clean up and transport the crushed ore. The traditional operation mode has the defects that continuous mining operation cannot be carried out, a series of operations such as blast hole drilling, blasting, ventilation, ore taking and the like are needed, and more operators are needed, so that the working efficiency is low, and the potential safety hazard is high.

Among the prior art, patent No. CN201010517286.2 discloses a tunnel mining machine, including the chassis, track running gear, rotating base, big arm, mining mechanism and controlling device, rotating base installs on the chassis, and the host computer is driven by power device, and the complete machine passes through the external power supply of distribution device, and the below on chassis is provided with ore transfer passage or is provided with ore transfer mechanism above track running gear's track. The mining mechanism is a hydraulic hammer, a pneumatic hammer, an electric hammer or a milling and excavating machine. However, the wall in the roadway is usually integrated, and mining is carried out by adopting a hydraulic hammer or a pneumatic hammer, so that the mining efficiency is low, and the effect is not ideal. Therefore, there is an urgent need for a device that can improve mining efficiency.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a breaker, mining machine for mining controls the removal and the work of strikeing the drilling rod through base, lift arm, impact arm and hydraulic drive device, and the impact drilling rod then can carry out reciprocating impact motion under hydraulic drive device's drive to strike pit surface, finally impact the ore from the pit surface and get off. The utility model provides a breaker can be used for effectively in the mining trade to carry out the exploitation of ore high-efficiently, safely, have very big practicality.

The utility model provides a breaker for mining, breaker includes base, lifting arm, impact arm, hydraulic drive device and strikes the drilling rod, the lifting arm with the base links to each other and is used for control breaker's height, strike the arm with lifting arm swing joint, be equipped with in the impact arm hydraulic drive device, hydraulic drive device is used for the drive it carries out reciprocating impact motion to strike the drilling rod, strike the drilling rod and be used for reciprocating impact pit surface and follow pit surface separation with the ore.

The hydraulic driving device comprises a hydraulic pump, an oil cylinder and a hydraulic valve.

The impact drill rod comprises a head part and a rod part, wherein the head part comprises a top surface and a side surface connected with the top surface, and the side surface is obliquely arranged so that the curvature radius of the top surface is reduced.

Wherein the radius of curvature of the top surface is 5mm-30 mm.

And an impact protection plate is further arranged on the side face obliquely arranged and used for protecting the impact drill rod.

The base and/or the connection part of the impact arm and the lifting arm are/is provided with a moving device, and the moving device is used for moving the lifting arm and the impact arm.

The crushing device further comprises a rotary driving device, the rotary driving device is arranged in the impact arm, and the rotary driving device is connected with the impact drill rod and used for enabling the impact drill rod to rotate.

The crushing device further comprises a cooling device, and the cooling device is arranged on the impact arm and used for cooling the impact drill rod.

The utility model discloses the breaker that the first aspect provided comes the control to strike the removal and the work of drilling rod through base, lifting arm, impact arm and hydraulic drive device, and strikes the drilling rod and then can carry out reciprocating impact motion under hydraulic drive device's drive to strike the pit surface, finally get off the ore from the pit surface impact. The utility model provides a breaker can be used for effectively in the mining trade to carry out the exploitation of ore high-efficiently, safely, have very big practicality.

The utility model discloses the second aspect provides a mining machine, mining machine includes running gear, chassis, mining device, takes off sediment device and conveyer, running gear with mining device locates the relative both sides on chassis and with the chassis is connected, mining device is used for following ore pit surface separation with the ore, it is used for collecting to take off the sediment device the ore is carried extremely conveyer, conveyer locates in the chassis or on the chassis, and will the ore transports to keeping away from one side of mining machine, mining device includes the utility model discloses the breaker that the first aspect provided.

Wherein the mining machine further comprises a cutting device for cutting ore at the surface of the mine pit, and the crushing device crushes the ore after the cutting device cuts the ore at the surface of the mine pit.

The utility model discloses the mining machine that the second aspect provided is through utilizing the utility model discloses the breaker of first aspect can be safely, high-efficient, uninterruptedly exploit the ore, has very big practicality.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be described below.

Fig. 1 is a schematic structural diagram of a crushing device in an embodiment of the present invention.

Fig. 2 is a schematic structural view of the percussion drill rod in the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a mining machine according to an embodiment of the present invention.

Reference numerals:

the device comprises a crushing device-200, a base-201, a lifting arm-202, an impact arm-203, a hydraulic driving device-204, an impact drill rod-205, a head-2051, a rod-2052, a top surface-2053, a side surface-2054, an impact protection plate-206, a moving device-207, a cooling device-208, a lifting oil cylinder-210, a telescopic arm-211, a mining device-10, a cutting device-100, a walking device-300, a chassis-400, a slag raking device-500 and a conveying device-600.

Detailed Description

The following is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

In the mining industry, particularly in mining operations in roadways, blasting is often used for mining. However, the blasting method has many problems, for example, when blasting is performed in a roadway, accidents such as collapse are easily caused; the blasting method is easy to generate more dust, and the environment in the roadway is greatly influenced; the blasting method requires intermittent operation and cannot perform continuous operation; ores collected by the blasting method can be doped with more impurities, so that the purity of the ores is influenced. Since the ore is mined in the pit of the roadway, the ore is separated from the surface of the pit on the wall surface of the pit, and the mining efficiency of the improved pneumatic hammer or electric hammer is low and cannot meet the expected requirement of a user.

To the above problem, the utility model provides a breaker for mining, it need not use atmospheric pressure hammer or electronic hammer, but adopts the surface in the broken pit of breaker, gets off the ore breakage. The technical solution of the present invention is described in detail below with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present invention provides a crushing device 200 for mining, where the crushing device 200 includes a base 201, a lifting arm 202, an impact arm 203, a hydraulic driving device 204, and an impact drill rod 205, the lifting arm 202 is connected to the base 201 and is used to control a height of the crushing device 200, the impact arm 203 is movably connected to the lifting arm 202, the hydraulic driving device 204 is disposed in the impact arm 203, the hydraulic driving device 204 is used to drive the impact drill rod 205 to perform a reciprocating impact motion, and the impact drill rod 205 is used to reciprocally impact a pit surface and separate ore from the pit surface.

The utility model provides a pit usually refers to the phosphorus ore, promptly the utility model provides a breaker 200 is used for exploiting the phosphorus ore. Of course, the pit mentioned in the present invention may be other ores, that is, the crushing device 200 provided in the present invention may also be used to mine other ores. The base 201 may be used to mount the crushing device 200, and the present invention generally mounts the crushing device 200 in a mining machine for more efficient mining with the mining machine. The lifting arm 202 functions primarily as a support and lift for supporting the crushing device 200 and adjusting the position of the crushing device 200 relative to the miner to move the crushing device 200. The impact arm 203 is mainly used for mounting the hydraulic drive 204 and the impact drill rod 205. Preferably, the impact arm 203 may also adjust the position of the impact drill rod 205, moving the impact drill rod 205. And the hydraulic driving device 204 is mainly used for driving the impact drill rod 205 to impact reciprocally.

Therefore, the present invention controls the movement and operation of the impact drill rod 205 through the base 201, the lifting arm 202, the impact arm 203, and the hydraulic driving device 204. The impact drill rod 205 is the part of the crushing device 200 that is in direct contact with the ore and is also the main part. The impact drill rod 205 is reciprocated at high frequency by the hydraulic drive 204 and impacts the ore surface. Because the ore is naturally formed in nature, although the ore in the pit is a whole, the ore is not uniformly distributed in the ore, and some places are densely distributed and some places are sparsely distributed. The impact drill rod 205 with high-frequency impact impacts the surface of the ore under the action of high impact force, so that the surface of the ore at a sparse part is cracked. Thus, after a plurality of impacts, the ore on the surface of the ore with cracks can be impacted. Utilize the utility model provides a breaker 200 not only can not produce the danger of landslide and can not bring the influence to environment, ore quality yet, can sustainably, carry out the exploitation of ore high-efficiently, have very big practicality.

Preferably, the base 201 and the lifting arm 202 are connected by a lifting cylinder 210, and the lifting cylinder 210 and the lifting arm 202 are fixed by a lifting pin connection. Preferably, the impact arm 203 further comprises a telescopic arm 211, the hydraulic driving device 204 may be further connected with the telescopic arm 211, the telescopic arm 211 is connected with the impact drill rod 205, the hydraulic driving device 204 controls the telescopic arm 211 to reciprocate, and the telescopic arm 211 is connected with the impact drill rod 205, so that the hydraulic driving device 204 can drive the impact drill rod 205 to reciprocate. Preferably, the lifting arm 202 is connected with the impact arm 203 through a connecting pin, and the impact arm 203 is connected with the telescopic arm 211 through a telescopic oil pipe.

Referring to fig. 2, in the embodiment of the present invention, the percussion drill rod 205 includes a head 2051 and a rod 2052, the head 2051 includes a top surface 2053 and a side surface 2054 connected to the top surface 2053, and the side surface 2054 is inclined so that a radius of curvature of the top surface 2053 becomes smaller. The impact drill stem 205 includes a head 2051 and a shank 2052, so the head 2051 is the region of primary play during impact. The obliquely arranged side faces 2054 can make the curvature radius of the top face 2053 smaller, namely the edges of the top face 2053 sharper. The smaller the contact area of the sharp top surface 2053 is when it impacts the pit surface, the greater the pressure and therefore the easier it is to impact the ore down under the same impact force. In another embodiment of the present invention, all of the side surfaces 2054 are sloped to further reduce the radius of curvature of the top surface 2053. Preferably, the head 2051 is a hammer drill shank.

In the present embodiment, the radius of curvature of the top surface 2053 is 5mm to 30 mm. The foregoing has stated that a small radius of curvature of the impact drill rod 205 may improve mining efficiency. However, in the mining industry, when the curvature radius of the too sharp head 2051, such as the top surface 2053, is less than 5mm, the impact drill rod 205 is easily damaged due to the large impact force, although the mining efficiency is improved. Therefore, the curvature radius of the top surface 2053 of the utility model is 5mm-30mm, and the mining can be carried out efficiently and continuously.

In the embodiment of the utility model, still be equipped with the impact protection board 206 on the side 2054 that the slope set up, the impact protection board 206 is used for the protection strike drilling rod 205. Due to the arrangement of the impact protection plate 206, the impact drill rod 205 can be protected, the service life of the impact drill rod 205 is prolonged, and the mining efficiency can be improved. Preferably, the impact shield 206 may be provided on a portion of the side 2054, or the impact shield 206 may be provided on all of the side 2054. Preferably, the material of the impact protection plate 206 is impact-resistant alloy steel or hard alloy.

In the embodiment of the present invention, the head 2051 is made of impact-resistant alloy steel. The head 2051 of impact resistant alloy steel may further increase the service life of the impact drill stem 205.

In the embodiment of the present invention, the hydraulic driving device 204 comprises a hydraulic pump, an oil cylinder and a hydraulic valve, and the power of the hydraulic pump is 50-100 kW. The hydraulic drive 204 is a device that controls the reciprocating motion of the percussion drill rod 205. The present application requires a hydraulic pump to provide significant power to achieve the objectives of the present application because the impact impacts the pit surface without interruption. Preferably, the power of the hydraulic pump is 60-90 kW. More preferably, the power of the hydraulic pump is 70-80 kW.

In the embodiment of the present invention, the base 201 and/or the impact arm 203 and the connection of the lifting arm 202 are provided with a moving device 207, the moving device 207 is used for making the lifting arm 202 and the impact arm 203 move. The setting of mobile device 207 can make impact drilling rod 205 remove to the pit surface that the drilling rod 205 is gone to the impact different positions of convenience has greatly improved the convenience and the efficiency of mining. Preferably, the moving device 207 at the base 201 can move the percussion drill rod 205 left and right, and the moving device 207 at the connection of the percussion arm 203 and the lifting arm 202 can move the percussion drill rod 205 up and down. Thus, the percussion drill rod 205 may be made to work at any location on the pit surface by the provision of the movement device 207.

In an embodiment of the present invention, the crushing device 200 further comprises a rotation driving device (not shown in the figure), which is disposed in the impact arm 203, and the rotation driving device is connected to the impact drill rod 205 and is used for rotating the impact drill rod 205. On the basis of the reciprocating impact motion of the impact drill rod 205, the rotary driving device can make the impact drill rod 205 perform high-speed self-rotation motion. The impact drill rod 205 can simultaneously rotate at a high speed and perform reciprocating impact motion to impact the surface of the mine pit, so that ores can be more easily impacted from the surface of the mine pit, and the mining effect and the mining efficiency can be further improved.

In an embodiment of the present invention, the crushing device 200 further comprises a cooling device 208, wherein the cooling device 208 is disposed on the impact arm 203 and is used for cooling the impact drill rod 205. Since the impact drill rod 205 generates a large amount of heat when impacting the surface of the mine pit, the temperature of the impact drill rod 205 increases sharply, and therefore, the cooling device 208 can effectively reduce the temperature of the impact drill rod 205, thereby prolonging the service life of the crushing device 200.

The utility model discloses in the embodiment, breaker 200 still includes monitoring device and/or controlling means (not shown in the figure), monitoring device can monitor breaker 200's in service behavior, and if breaker 200 appears unusually, monitoring device can send abnormal signal to controlling means, and controlling means acquires abnormal signal and adjusts breaker 200 or makes breaker 200 stop.

Referring to fig. 3, an embodiment of the present invention provides a mining machine, the mining machine includes a walking device 300, a chassis 400, a mining device 10, a slag raking device 500, and a transportation device 600, the walking device 300 and the mining device 10 are located on opposite sides of the chassis 400 and are connected to the chassis 400, the mining device 10 is used to separate ore from a surface of a mine pit, the slag raking device 500 is used to collect the ore and convey to the transportation device 600, the transportation device 600 is located in the chassis 400 or on the chassis 400, and conveys the ore to a side away from the mining machine, the mining device 10 includes the crushing device 200 provided in an embodiment of the present invention.

The embodiment of the utility model provides a mining machine, through utilizing the utility model discloses breaker 200 of embodiment can be safely, high-efficient, uninterruptedly exploit the ore, has very big practicality.

Referring to fig. 3, in an embodiment of the present invention, the mining machine further includes a cutting device 100, the cutting device 100 is used for cutting a mine face, and the crushing device 200 is used for crushing ore. Preferably, after the cutting device 100 cuts the pit surface into several sections, it is further crushed using the crushing device 200. Therefore, the cutting times can be reduced, and the mining efficiency is further improved.

The foregoing detailed description has provided the embodiments of the present invention, and the principles and embodiments of the present invention are described and illustrated herein, which are merely provided to assist in understanding the methods and their core concepts of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. A crushing device for mining, characterized in that the crushing device comprises a base, a lifting arm, an impact arm, a hydraulic drive device and an impact drill rod, the lifting arm is connected with the base and is used for controlling the height of the crushing device, the impact arm is movably connected with the lifting arm, the hydraulic drive device is arranged in the impact arm, the hydraulic drive device is used for driving the impact drill rod to perform reciprocating impact motion, and the impact drill rod is used for reciprocally impacting the surface of a mine pit and separating ore from the surface of the mine pit.

2. The crushing device of claim 1, wherein the hydraulic drive comprises a hydraulic pump, a cylinder, and a hydraulic valve.

3. The crushing device of claim 1, wherein the percussion drill rod comprises a head and a rod, the head comprising a top surface and side surfaces connected to the top surface, the side surfaces being inclined to reduce a radius of curvature of the top surface.

4. A crushing apparatus according to claim 3, wherein the radius of curvature of the top surface is 5mm to 30 mm.

5. A crushing apparatus according to claim 3, wherein an impact protection plate is further provided on the obliquely arranged side surface, and the impact protection plate is used for protecting the impact drill rod.

6. A crushing plant according to claim 1, characterized in that the connection of the base and/or the impact arm to the lifting arm is provided with moving means for moving the lifting arm and the impact arm.

7. The crushing device of claim 1, further comprising a rotary drive disposed within the impact arm, the rotary drive being coupled to the impact drill rod and configured to rotate the impact drill rod.

8. A crushing apparatus according to claim 1, further comprising a cooling device provided on the impact arm and adapted to cool the impact drill rod.

9. A mining machine comprising a walking device, a chassis, a mining device, a skimming device and a transportation device, wherein the walking device and the mining device are arranged on two opposite sides of the chassis and are connected with the chassis, the mining device is used for separating ore from the surface of a mine pit, the skimming device is used for collecting the ore and transporting the ore to the transportation device, the transportation device is arranged in or on the chassis and transports the ore to one side far away from the mining machine, and the mining device comprises the crushing device as claimed in any one of claims 1-8.

10. A mining machine as claimed in claim 9, further comprising cutting means for cutting ore at the mine pit surface, and wherein said crushing means crushes the ore after the cutting means cuts the ore at the mine pit surface.