CN106640069A - Coal mining machine and transmission system thereof - Google Patents
Coal mining machine and transmission system thereof Download PDFInfo
- Publication number
- CN106640069A CN106640069A CN201710041507.5A CN201710041507A CN106640069A CN 106640069 A CN106640069 A CN 106640069A CN 201710041507 A CN201710041507 A CN 201710041507A CN 106640069 A CN106640069 A CN 106640069A
- Authority
- CN
- China
- Prior art keywords
- bearing
- frequency motor
- variable
- transmission system
- coal mine
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
- E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
Abstract
The invention discloses a coal mining machine and a transmission system thereof. The coal mining machine comprises a transmission system body, a variable frequency motor bracket and a bearing, wherein the transmission system body is provided with a variable frequency motor; an explosion-proof device is arranged below the variable frequency motor and a lot of heat can be generated under long-time and high-power utilization of the variable frequency motor; the explosion-proof device is used for preventing the variable frequency motor from being exploded; the variable frequency motor bracket, a brake pad, a bearing connecting part, a brake pad and a bearing are arranged at one end of the variable frequency motor, and a connecting flange, a connecting disc and an accelerating ball are arranged at the other end of the bearing; a bearing stable bracket, a speed change box and a stepping motor are arranged at the outer side of the bearing; when the transmission system body is used for collecting coal mine under the synergistic effect of the stepping motor and the variable frequency motor, the utilization of the stepping motor is automatically controlled according to textures of rock mineral resources, so that more convenient mining is facilitated.
Description
Technical field
The present invention relates to machine driven system technical field, specially a kind of coal mine machinery and its transmission system.
Background technology
As direction of the industry such as the fast development of China's economic construction, coal constantly towards mechanization, automation is developed,
Various coal minings and transporting equipment are applied to mine in construction more and more widely.
At present, with the continuous development of China's construction, to the demand of transmission mechanism and power take-off mechanism also increasingly
Greatly.There is problems with current transmission mechanism：First it is that mechanical wear of the transmission mechanism in motion process is excessive, secondly
Be each accessory in transmission mechanism transmission ratios it is unreasonable, the noise that to be finally transmission mechanism produce link in power is excessive
Mainly gasoline or the power-jdriven gear of the plant equipment for driving.Due to useless using discharge in gasoline process
Abandon and cause environment increasingly severe, while the factor such as jumbo fluctuation of petroleum resources increasingly depleted and oil price, fuel oil economizing type
Mechanical device is gradually favored by people.The drive apparatus being currently used in driving means generally have a shell, wherein installing
Some gears and installing hole, for through the axle being connected with gear；By these gears, the condition that can change in rotating speed
Under, realize the moment of torsion transmission from another of an axial direction axle.But the installation of these shaft-like connections is fairly cumbersome, and can not fill very much
Point machine fuel or machinery inertial be sufficiently converted into power utilized.
Therefore, existing launch device is in structure and use, it is clear that has still suffered from inconvenience and defect, and has urgently been entered
One step is improved.Inventor is based on existing driving means, to being innovated in the design and use of its running part, there is provided
A kind of novel structure, the mechanical driving device of energy-conserving and environment-protective.
Certain weak point is still suffered from terms of current machine driven system to be optimized.
The present invention is relevant with mechanical technique, especially with regard to a kind of coal mine machinery and its transmission system.
The content of the invention
It is an object of the invention to provide a kind of coal mine machinery and its transmission system, to solve above-mentioned background technology in propose
Problem.
For achieving the above object, the present invention provides following technical scheme：A kind of coal mine machinery and its transmission system, including biography
Dynamic system ontology, variable-frequency motor support and bearing, the transmission system body is provided with variable-frequency motor support, the variable-frequency motor
The side of support is provided with variable-frequency motor, and the variable-frequency motor is provided with engine bearing, and the engine bearing passes through variable-frequency electric
Machine support, the other end of the variable-frequency motor support is provided with bearing connection, and the other end of the bearing connection is provided with bearing,
Coil is provided around on the outside of the bearing, the bearing outside is provided with bearing center rest.
Preferably, the both sides of the bearing connection are provided with brake(-holder) block.
Preferably, the bottom sides of the variable-frequency motor are provided with explosion-protection equipment.
Preferably, the other end of the bearing is provided with adpting flange, and the other end of the adpting flange is provided with connection disk body,
The inside of the connection disk body is provided with acceleration ball, and the bearing is connected with disk body is connected by adpting flange.
Preferably, the side bottom of the bearing center rest is provided with stepper motor, and one end of the stepper motor is provided with
Gearbox, the inside of the bearing center rest is provided with permanent magnet, and the permanent magnet is strip, along in bearing center rest
Wall is installed, and is provided with hot-wire coil between the bearing center rest, and the hot-wire coil and permanent magnet are intervally arranged installation.
Preferably, the bearing is fixedly connected with bearing connection.
Preferably, the brake(-holder) block is 8mm-10mm apart from the spacing of bearing connection.
Preferably, its using method is comprised the following steps：
A, start working when variable-frequency motor, variable-frequency motor runs into the rock stratum of different hardness during work, colliery, becomes
Frequency motor automatically controls its velocity of rotation；
B, one end of the engine bearing of variable-frequency motor one end are connected to bearing, by the drive belt dynamic bearing of variable-frequency motor
Rotate, the inside of the bearing center rest on the outside of bearing is carried out auxiliary equipped with permanent magnet and hot-wire coil by bearing center rest
Help the rotation of driving bearing；
After C, excavation colliery are terminated, the outer mining head of bearing one end still is continuing to rotate, by mining head from tunneling
When extracting, to causing to collide with, brake(-holder) block slowly clamps bearing connection, axle to the drill bit of rotation
Hold and slowly decelerate to stopping；
On D, variable-frequency motor, bearing center rest all after power-off, the bearing after stopping slowly being pipetted out afterwards.
Compared with prior art, the invention has the beneficial effects as follows：
(1) in the present invention, excavating at first, variable-frequency motor band dynamic bearing is rotated, variable-frequency motor is in the mistake excavated
For a long time in a kind of high voltage, high load capacity work in journey, working long hours can cause variable-frequency motor overheated, and the one of variable-frequency motor
Side explosion-protection equipment prevents variable-frequency motor from breaking down；
(2) in the present invention, harder rock stratum can be run into unavoidably in mining process, the bearing center rest on the outside of bearing leads to
Electricity, the permanent magnet in bearing center rest internal side wall forward with hot-wire coil auxiliary drive shaft it is dynamic, accelerate bearing excavate turn
It is dynamic, it is to avoid running into be rotated compared with bearing when hard formation causes burning for variable-frequency motor.
Description of the drawings
Fig. 1 is the transmission system body construction schematic diagram of the present invention；
Fig. 2 is the bearing center rest structural representation of the present invention.
In figure：1st, variable-frequency motor；2nd, variable-frequency motor support；3rd, bearing connection；4th, bearing；5th, transmission system body；6、
Adpting flange；7th, disk body is connected；8th, explosion-protection equipment；9th, engine bearing；10th, bearing center rest；11st, gearbox；12nd, stepping
Motor；13rd, ball is accelerated；14th, brake(-holder) block；15th, permanent magnet；16th, hot-wire coil；17th, wound coil.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the present invention is applied the technical scheme in example carry out it is clear, complete
Ground description, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, the scope of protection of the invention is belonged to.
Fig. 1-Fig. 2 is referred to, the present invention provides a kind of technical scheme：A kind of coal mine machinery and its transmission system, including biography
Dynamic system ontology 5, variable-frequency motor support 2 and bearing 4, transmission system body 5 is provided with variable-frequency motor support 2, variable-frequency motor
The side of frame 2 is provided with variable-frequency motor 1, variable-frequency motor 1 and bearing
The driving frequency of center rest 10 is consistent, and the bottom sides of variable-frequency motor 1 are provided with explosion-protection equipment 8, variable-frequency electric
Machine 1 is provided with engine bearing 9, and engine bearing 9 passes through variable-frequency motor support 2, the other end of variable-frequency motor support 2 to be provided with axle
Connector 3 is held, the both sides of bearing connection 3 are provided with brake(-holder) block 14, and the other end of bearing connection 3 is provided with bearing 4, bearing 4
Outside is provided around coil 17, and brake(-holder) block 14 is 8mm-10mm apart from the spacing of bearing connection 3, and the outside of bearing 4 is provided with bearing
Center rest 10.
In the present embodiment, the other end of bearing 4 is provided with adpting flange 6, and the other end of adpting flange 6 is provided with connection disk body 7,
The inside of connection disk body 7 is provided with acceleration ball 13, and bearing 4 is connected with disk body 7 is connected by adpting flange 6.
In the present embodiment, the side bottom of bearing center rest 10 is provided with stepper motor 12, and one end of stepper motor 12 sets
The inside for having gearbox 11, bearing center rest 10 is provided with permanent magnet 15, and permanent magnet 15 is strip, along bearing center rest 10
Inwall install, hot-wire coil 16 is provided between bearing center rest 10, bearing 4 and bearing between hot-wire coil 16 and permanent magnet 15
Connector 3 is fixedly connected.
Excavating at first, variable-frequency motor 1 is rotated with dynamic bearing 4, variable-frequency motor 1 is when long during excavation
Between in a kind of high voltage, high load capacity work, working long hours can cause variable-frequency motor overheated, and the side of variable-frequency motor 1 is explosion-proof
Device 8 prevents variable-frequency motor from breaking down.
Harder rock stratum can be run into unavoidably in mining process, the bearing center rest 10 in the outside of bearing 4 is powered, and bearing is steady
Permanent magnet 15 in the internal side wall of fixed rack 10 is rotated with the process auxiliary drive bearing 4 of hot-wire coil 16, accelerates turning for the excavation of bearing 4
It is dynamic, it is to avoid running into be rotated compared with bearing when hard formation 4 causes burning for variable-frequency motor.
The using method of the present invention is comprised the following steps：
A, start working when variable-frequency motor 1, variable-frequency motor 1 runs into the rock stratum of different hardness during work, colliery,
Variable-frequency motor 1 automatically controls its velocity of rotation；
B, one end of the engine bearing 9 of the one end of variable-frequency motor 1 are connected to bearing 4, by the driving of variable-frequency motor 1, band
Dynamic bearing 4 is rotated, and the inside of the bearing center rest 10 in the outside of bearing 4 is equipped with permanent magnet
15 with hot-wire coil 16, the rotation of process auxiliary drive bearing 4 is carried out by bearing center rest 10；
After C, excavation colliery are terminated, the outer mining head of the one end of bearing 4 still is continuing to rotate, by mining head from tunneling
When extracting, to causing to collide with, brake(-holder) block slowly clamps bearing connection to the drill bit of rotation, and bearing slowly decelerates to stopping；
On D, variable-frequency motor 1, bearing center rest 10 all after power-off, the bearing 4 after stopping slowly being pipetted out afterwards.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (8)
1. a kind of coal mine machinery and its transmission system, including transmission system body (5), variable-frequency motor support (2) and bearing (4),
It is characterized in that：The transmission system body (5) is provided with variable-frequency motor support (2), the side of the variable-frequency motor support (2)
Variable-frequency motor (1) is provided with, the variable-frequency motor (1) is provided with engine bearing (9), and the engine bearing (9) is through frequency conversion
Electric machine support (2), the other end of the variable-frequency motor support (2) is provided with bearing connection (3), the bearing connection (3)
The other end is provided with bearing (4), and coil (17) is provided around on the outside of the bearing (4), and it is steady that bearing (4) outside is provided with bearing
Fixed rack (10).
2. a kind of coal mine machinery according to claim 1 and its transmission system, it is characterised in that：The bearing connection
(3) both sides are provided with brake(-holder) block (14).
3. a kind of coal mine machinery according to claim 1 and its transmission system, it is characterised in that：The variable-frequency motor (1)
Bottom sides be provided with explosion-protection equipment (8).
4. a kind of coal mine machinery according to claim 1 and its transmission system, it is characterised in that：The bearing (4) it is another
One end is provided with adpting flange (6), and the other end of the adpting flange (6) is provided with connection disk body (7), connection disk body (7)
Inside is provided with acceleration ball (13), and the bearing (4) is connected with disk body (7) is connected by adpting flange (6).
5. a kind of coal mine machinery according to claim 1 and its transmission system, it is characterised in that：The bearing center rest
(10) side bottom is provided with stepper motor (12), and one end of the stepper motor (12) is provided with gearbox (11), the bearing
The inside of center rest (10) is provided with permanent magnet (15), and the permanent magnet (15) is strip, along bearing center rest (10)
Inwall is installed, and hot-wire coil (16), the hot-wire coil (16) and permanent magnet are provided between the bearing center rest (10)
(15) be intervally arranged installation.
6. a kind of coal mine machinery according to claim 1 and its transmission system, it is characterised in that：The bearing (4) and axle
Hold connector (3) to be fixedly connected.
7. a kind of coal mine machinery according to claim 2 and its transmission system, it is characterised in that：The brake(-holder) block (14) away from
It is 8mm-10mm from the spacing of bearing connection (3).
8. the using method of a kind of coal mine machinery described in claim 1 and its transmission system is realized, it is characterised in that：It is used
Method is comprised the following steps：
A, start working when variable-frequency motor (1), variable-frequency motor (1) runs into the rock stratum of different hardness during work, colliery,
Variable-frequency motor (1) automatically controls its velocity of rotation；
B, one end of the engine bearing (9) of variable-frequency motor (1) one end are connected to bearing (4), by the drive of variable-frequency motor (1)
Dynamic, band dynamic bearing (4) is rotated, and the inside of the bearing center rest (10) on the outside of bearing (4) is equipped with permanent magnet (15) and live wire
Circle (16), by bearing center rest (10) rotation of process auxiliary drive bearing (4) is carried out；
After C, excavation colliery are terminated, the outer mining head of bearing (4) one end still is continuing to rotate, and mining head is pulled out from tunneling
When going out, to causing to collide with, brake(-holder) block slowly clamps bearing connection to the drill bit of rotation, and bearing slowly decelerates to stopping；
On D, variable-frequency motor (1), bearing center rest (10) all after power-off, the bearing (4) after stopping slowly being pipetted out afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710041507.5A CN106640069A (en) | 2017-01-17 | 2017-01-17 | Coal mining machine and transmission system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710041507.5A CN106640069A (en) | 2017-01-17 | 2017-01-17 | Coal mining machine and transmission system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106640069A true CN106640069A (en) | 2017-05-10 |
Family
ID=58840943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710041507.5A Pending CN106640069A (en) | 2017-01-17 | 2017-01-17 | Coal mining machine and transmission system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106640069A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2309012Y (en) * | 1997-05-09 | 1999-02-24 | 西安交通大学 | Overlap electric machine |
| CN101787886A (en) * | 2010-02-20 | 2010-07-28 | 三一重型装备有限公司 | Coal mine machinery and transmission system thereof |
| CN102678109A (en) * | 2012-04-26 | 2012-09-19 | 三一重型装备有限公司 | Cutting part protective device for continuous mining machine and continuous mining machine |
| CN103603662A (en) * | 2013-09-29 | 2014-02-26 | 江苏中机矿山设备有限公司 | Coal cutter for thin coal layer |
| CN204163725U (en) * | 2014-09-18 | 2015-02-18 | 中煤张家口煤矿机械有限责任公司 | There is the frequency conversion integrated transmission device of monitoring and overload protection |
| CN105626067A (en) * | 2016-03-22 | 2016-06-01 | 辽宁工程技术大学 | Variable frequency heading machine capable of quickly replacing cutting body and use method for heading machine |
-
2017
- 2017-01-17 CN CN201710041507.5A patent/CN106640069A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2309012Y (en) * | 1997-05-09 | 1999-02-24 | 西安交通大学 | Overlap electric machine |
| CN101787886A (en) * | 2010-02-20 | 2010-07-28 | 三一重型装备有限公司 | Coal mine machinery and transmission system thereof |
| CN102678109A (en) * | 2012-04-26 | 2012-09-19 | 三一重型装备有限公司 | Cutting part protective device for continuous mining machine and continuous mining machine |
| CN103603662A (en) * | 2013-09-29 | 2014-02-26 | 江苏中机矿山设备有限公司 | Coal cutter for thin coal layer |
| CN204163725U (en) * | 2014-09-18 | 2015-02-18 | 中煤张家口煤矿机械有限责任公司 | There is the frequency conversion integrated transmission device of monitoring and overload protection |
| CN105626067A (en) * | 2016-03-22 | 2016-06-01 | 辽宁工程技术大学 | Variable frequency heading machine capable of quickly replacing cutting body and use method for heading machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20170510 |