CN116240781A - Concrete milling machine for underground explosion-proof diesel engine of coal mine - Google Patents
Concrete milling machine for underground explosion-proof diesel engine of coal mine Download PDFInfo
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- CN116240781A CN116240781A CN202310262056.3A CN202310262056A CN116240781A CN 116240781 A CN116240781 A CN 116240781A CN 202310262056 A CN202310262056 A CN 202310262056A CN 116240781 A CN116240781 A CN 116240781A
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- frame
- explosion
- diesel engine
- proof diesel
- coal mine
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- 238000003801 milling Methods 0.000 title claims abstract description 49
- 239000003245 coal Substances 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000004880 explosion Methods 0.000 claims abstract 7
- 238000001816 cooling Methods 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000000110 cooling liquid Substances 0.000 claims description 5
- 230000002706 hydrostatic effect Effects 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 238000005065 mining Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/08—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades
- E01C23/085—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades using power-driven tools, e.g. vibratory tools
- E01C23/088—Rotary tools, e.g. milling drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P1/00—Air cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
- F01P5/04—Pump-driving arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
Abstract
The invention discloses a concrete milling machine for an underground explosion-proof diesel engine of a coal mine, and relates to the technical field of mining concrete pavement repairing equipment. The novel anti-explosion diesel engine comprises a frame, a cab is arranged at the front end of the frame, a milling mechanism is arranged at the rear end of the frame, a material collecting belt assembly is arranged at one end, far away from the frame, of the milling mechanism, an anti-explosion diesel engine is arranged at the right side of the cab on the frame, and a four-wheel drive mechanism is arranged at the bottom of the frame. The concrete milling machine for the underground explosion-proof diesel engine of the coal mine has the advantages of convenience in use, high reliability, long service life, easiness in maintenance, improvement of production efficiency, high trafficability and reduction of accumulation of mining area equipment.
Description
Technical Field
The invention relates to the technical field of mining concrete pavement repairing equipment, in particular to a concrete milling machine of an explosion-proof diesel engine under a coal mine.
Background
At present, the underground concrete pavement of the coal mine is crushed due to the fact that the underground concrete pavement of the coal mine bears large-tonnage equipment for running for a long time. Because the underground working environment is special, the existing underground pavement restoration of the mining area is mainly realized by crushing damaged sections by a bottom lifting machine crushing hammer, loading crushed materials into a skip car by a loader or manually, transporting the crushed materials to the well, and then paving the underground pavement of the mining area.
The broken pavement sections are crushed by using the bottom crusher hammer, and the crushed aggregates are loaded on the skip car for transportation by using a loader or manually, so that a large amount of equipment is required to be used in a narrow roadway, the problems of long equipment transition period, more daily maintenance, and long pavement repair period due to the fact that a plurality of workers are required to be matched are solved, and therefore a large amount of equipment funds, personnel and time are wasted, and the use of mine roadways is delayed.
Disclosure of Invention
The invention mainly aims to provide a concrete milling machine for an underground explosion-proof diesel engine of a coal mine, which aims to solve the problems in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a colliery is explosion-proof diesel engine concrete milling machine in pit, includes the frame, the front end of frame is equipped with the driver's cabin, the rear end of frame is equipped with milling mechanism, milling mechanism keeps away from the one end of frame is equipped with receives the material belt assembly, be located on the frame the position on driver's cabin right side is equipped with explosion-proof diesel engine, the bottom of frame is equipped with four-wheel drive mechanism.
Further, an engine cooling system is arranged at the position, located behind the cab, of the frame, the engine cooling system comprises an engine radiator, a first hydraulic motor and a cooling pipeline, the engine radiator is connected with the output end of the first hydraulic motor, and the cooling pipeline is connected between the engine radiator and the explosion-proof diesel engine.
Further, the top surface of the engine radiator and the top surface of the cab are located at the same height, and the engine radiator comprises a cooling fan which is driven by the first hydraulic motor.
Furthermore, the cooling pipeline is a stainless steel pipeline, and cooling liquid is arranged in the cooling pipeline.
Further, the four-wheel drive mechanism comprises two front steering driving wheels and two rear driving wheels, and the front steering driving wheels and the rear driving wheels are connected with the explosion-proof diesel engine through a hydrostatic transmission system.
Further, the four-wheel drive mechanism further comprises left rear wheel supporting legs and right rear wheel supporting legs, wherein the left rear wheel supporting legs are fixedly arranged on the frame, and the right rear wheel supporting legs are rotatably arranged on the frame.
Further, lifting mechanisms are arranged on the left rear wheel supporting leg and the right rear wheel supporting leg, and the lifting mechanisms are connected with the milling mechanism.
Further, the material receiving belt assembly comprises a material rack, a belt and a second hydraulic motor, wherein the belt is rotationally arranged on the material rack, and the second hydraulic motor is fixedly arranged on the material rack and drives the belt to rotate.
Furthermore, the frame adopts an integral welding structure.
Further, an engine cover plate is detachably arranged on the shell of the explosion-proof diesel engine.
Compared with the prior art, the invention has the following beneficial effects:
the method has the advantages of convenient use, high reliability, long service life, easy maintenance, improved production efficiency, high trafficability and reduced accumulation of mining area equipment;
the engine cooling system is arranged, so that heat generated by the operation of the explosion-proof diesel engine can be effectively brought to the engine radiator through the cooling liquid by the cooling pipeline, and the heat is exchanged into the air through wind generated by the cooling fan; the engine radiator is arranged behind the cab and is as high as the cab, so that the engine radiator is prevented from being damaged when the vehicle flows water, and hot air blown out by the radiator fan can be effectively far away from the engine cabin and the cab, and the situation of secondarily heating the explosion-proof diesel engine and the cab is avoided;
the hydrostatic transmission system is adopted to transmit power between the explosion-proof diesel engine and the four-wheel drive mechanism, so that strong torque can be provided for front steering driving wheels and rear driving wheels, the four wheels are rubber tires, the friction coefficient is high, the same heavy load is born, strong traction force is provided for the whole vehicle, and the milling working condition of underground wet road surfaces is met;
the right rear side supporting leg adopts a rotary design, so that the right rear side supporting leg is rotationally folded, and the requirements of the down-hole roadway welting and milling are met.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view of another angle structure of the present invention.
Fig. 3 is a schematic structural diagram of the engine heat dissipation system of the present invention.
Wherein, 1-frame; 2-explosion-proof diesel engine; 3-hydrostatic transmission; 4-front steering drive wheels; 5-right rear wheel leg; 6-left rear wheel leg; 7-a cab; 8-an engine heat dissipation system; 81-engine radiator; 82-a first hydraulic motor; 83-cooling line; 9-milling mechanism; 10-a material receiving belt assembly; 11-hood panel, 12 rotation shaft.
Detailed Description
The technical scheme of the invention is further described below through the attached drawings and the embodiments.
Referring to fig. 1 to 3, the invention provides an underground explosion-proof diesel engine concrete milling machine for a coal mine, which comprises a frame 1, wherein a cab 7 is arranged at the front end of the frame 1, a milling mechanism 9 is arranged at the rear end of the frame 1, a material collecting belt assembly 10 is arranged at one end, far away from the frame 1, of the milling mechanism 9, an explosion-proof diesel engine 2 is arranged at the right side of the cab 7 on the frame 1, and a four-wheel driving mechanism is arranged at the bottom of the frame 1.
In the embodiment, the explosion-proof diesel engine 2 is adopted as a power source, high power can provide sufficient traction for the whole vehicle, and a stable diesel engine protection system is provided, so that the explosion-proof diesel engine can be used in a special underground environment of a coal mine. Wherein, the cab 7 is located left front side, and the engine is arranged in whole car right front, and the cab 7 right side.
The concrete milling machine of the underground explosion-proof diesel engine for the coal mine is small in size, high in strength, flexible, strong in traction force, strong in milling capability, easy to transport, convenient to maintain and capable of meeting the complex working conditions of the upper part and the lower part of the mine. During operation, the underground pavement damage section is milled and leveled by the milling mechanism 9, the crushed aggregates are conveyed to the well by the material collecting belt assembly 10 behind the milling mechanism 9, the whole pavement damage removing process is completed through the cooperation of the milling mechanism 9 and the material collecting belt assembly 10, and the underground pavement damage removing device has the advantages of being high in efficiency, short in period, less in labor and low in maintenance cost, and well meets the coal mine requirements.
Preferably, an engine cooling system 8 is disposed on the frame 1 at a position behind the cab 7, the engine cooling system 8 includes an engine radiator 81, a first hydraulic motor 82 and a cooling pipeline 83, the engine radiator 81 is connected with an output end of the first hydraulic motor 82, and the cooling pipeline 83 is connected between the engine radiator 81 and the explosion-proof diesel engine 2.
In this embodiment, the top surface of the engine radiator 81 is at the same height as the top surface of the cab 7, and the engine radiator 81 includes a radiator fan driven by the first hydraulic motor 82. The cooling pipeline 83 is a stainless steel pipeline, and a cooling liquid is arranged in the cooling pipeline 83.
The whole engine heat dissipation system 8 can effectively bring heat generated by the operation of the explosion-proof diesel engine 2 to the engine radiator 81 through the cooling liquid by the cooling pipeline 83, and the heat is exchanged into the air through wind generated by the heat dissipation fan; the engine radiator 81 is arranged behind the cab 7 and is as high as the cab 7, and the arrangement can not only prevent the engine radiator 81 from being damaged when the vehicle is running water, but also effectively keep the hot air blown out by the radiator fan away from the engine cabin and the cab 7, thereby avoiding the situation of secondarily heating the explosion-proof diesel engine 2 and the cab 7.
Preferably, the four-wheel drive mechanism comprises two front steering driving wheels 4 and two rear driving wheels, and the front steering driving wheels 4 and the rear driving wheels are connected with the explosion-proof diesel engine 2 through a hydrostatic transmission system 3. The hydrostatic transmission system 3 is adopted to transmit power between the explosion-proof diesel engine 2 and the front and rear driving wheels, and the front and rear driving wheels provide strong torque and strong traction force for the whole vehicle.
In this embodiment, the four-wheel drive mechanism further includes a left rear wheel leg 6 and a right rear wheel leg 5, the left rear wheel leg 6 is fixedly disposed on the frame 1, and the right rear wheel leg 5 is rotatably disposed on the frame 1. Specifically, the right rear wheel supporting leg 5 is rotatably arranged on the frame 1 through the rotary shaft 12, namely, the rotatable design is adopted, and the right rear wheel supporting leg can be folded in a rotary mode when the right rear wheel supporting leg is required to be close to a roadway wall for milling, so that the requirements of welting and milling are met.
In this embodiment, lifting mechanisms are respectively disposed on the left rear wheel supporting leg 6 and the right rear wheel supporting leg 5, and the lifting mechanisms are connected with the milling mechanism 9. The lifting mechanism is lifted when walking, the left rear wheel supporting leg 6 and the right rear wheel supporting leg 5 are completely extended to enable the milling mechanism 9 to be lifted away from the ground, and a proper ground clearance is provided; when milling works, the lifting mechanism is contracted, and the left rear wheel supporting leg 6 and the right rear wheel supporting leg 5 are slowly contracted, so that the milling drum contacts the road surface to complete the tool setting operation. Specifically, the lifting mechanism adopts a telescopic hydraulic cylinder.
In another embodiment, the milling mechanism 9 adopts a hydraulic driving cold type back milling process, and the high-power explosion-proof diesel engine 2 is added with a strong ground grabbing force to ensure sufficient traction force during back milling.
In another embodiment, the left and right rear wheel legs 6, 5 can be automatically leveled during milling based on the electrical data provided by the sideboard of the milling mechanism 9.
In this embodiment, the material receiving belt assembly 10 includes a material rack, a belt and a second hydraulic motor, the belt is rotatably disposed on the material rack, and the second hydraulic motor is fixedly disposed on the material rack and drives the belt to rotate. The overall length, width and height dimensions of the material receiving belt assembly 10 are 8100 x 2300 x 230mm, and the material receiving belt assembly can flexibly work in most coal mine tunnels in China.
In this embodiment, the frame 1 adopts an integral welding structure, and has high overall structural strength and high stability.
In this embodiment, the engine cover plate 11 is detachably disposed on the casing of the explosion-proof diesel engine 2, and the engine cover plate 11 is detachably disposed, so that it is easy for a worker to overhaul the engine.
In another embodiment, the system is also provided with an advanced electric control system, an electric spray control system, an explosion-proof diesel engine protection system, a remote control system and an automatic milling leveling system, can monitor and protect the safety condition of the transport vehicle in all directions, and has a cab 7 walking mode and a walk remote control mode during milling work.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.
Claims (10)
1. The concrete milling machine for the underground explosion-proof diesel engine of the coal mine is characterized by comprising a frame, wherein a cab is arranged at the front end of the frame, a milling mechanism is arranged at the rear end of the frame, a material collecting belt assembly is arranged at one end of the milling mechanism away from the frame, an explosion-proof diesel engine is arranged at the position, located on the right side of the cab, of the frame, and a four-wheel drive mechanism is arranged at the bottom of the frame.
2. The underground coal mine explosion-proof diesel engine concrete milling machine as claimed in claim 1, wherein an engine cooling system is arranged on the frame at a position behind the cab, the engine cooling system comprises an engine radiator, a first hydraulic motor and a cooling pipeline, the engine radiator is connected with the output end of the first hydraulic motor, and the cooling pipeline is connected between the engine radiator and the explosion-proof diesel engine.
3. A coal mine underground explosion proof diesel engine concrete milling machine as claimed in claim 2, wherein the top surface of the engine radiator is at the same height as the top surface of the cab, the engine radiator including a radiator fan, the radiator fan being driven by the first hydraulic motor.
4. The underground coal mine explosion-proof diesel engine concrete milling machine as claimed in claim 2, wherein the cooling pipeline is a stainless steel pipeline, and cooling liquid is arranged in the cooling pipeline.
5. A coal mine underground explosion proof diesel concrete milling machine as claimed in claim 1 wherein the four wheel drive mechanism comprises two front steering drive wheels and two rear drive wheels, both of which are connected to the explosion proof diesel engine by a hydrostatic transmission system.
6. The underground coal mine explosion-proof diesel engine concrete milling machine of claim 5, wherein the four-wheel drive mechanism further comprises a left rear wheel supporting leg and a right rear wheel supporting leg, wherein the left rear wheel supporting leg is fixedly arranged on the frame, and the right rear wheel supporting leg is rotatably arranged on the frame.
7. The underground coal mine explosion-proof diesel engine concrete milling machine according to claim 5, wherein lifting mechanisms are arranged on the left rear wheel supporting leg and the right rear wheel supporting leg, and the lifting mechanisms are connected with the milling mechanism.
8. The underground coal mine explosion proof diesel engine concrete milling machine of claim 1, wherein the material receiving belt assembly comprises a material frame, a belt and a second hydraulic motor, wherein the belt is rotatably arranged on the material frame, and the second hydraulic motor is fixedly arranged on the material frame and drives the belt to rotate.
9. A coal mine underground explosion proof diesel engine concrete milling machine as claimed in claim 1, wherein the frame is of integral welded construction.
10. A coal mine underground explosion-proof diesel concrete milling machine as claimed in claim 1, wherein the casing of the explosion-proof diesel engine is detachably provided with an engine cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310262056.3A CN116240781B (en) | 2023-03-17 | 2023-03-17 | Concrete milling machine for underground explosion-proof diesel engine of coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310262056.3A CN116240781B (en) | 2023-03-17 | 2023-03-17 | Concrete milling machine for underground explosion-proof diesel engine of coal mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116240781A true CN116240781A (en) | 2023-06-09 |
| CN116240781B CN116240781B (en) | 2024-09-24 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310262056.3A Active CN116240781B (en) | 2023-03-17 | 2023-03-17 | Concrete milling machine for underground explosion-proof diesel engine of coal mine |
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| Publication number | Publication date |
|---|---|
| CN116240781B (en) | 2024-09-24 |
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