CN207069762U - The special Flame-Proof Three-Phase Induction Motors of colliery conveyer - Google Patents
The special Flame-Proof Three-Phase Induction Motors of colliery conveyer Download PDFInfo
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- CN207069762U CN207069762U CN201721010821.9U CN201721010821U CN207069762U CN 207069762 U CN207069762 U CN 207069762U CN 201721010821 U CN201721010821 U CN 201721010821U CN 207069762 U CN207069762 U CN 207069762U
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Abstract
The utility model discloses the special Flame-Proof Three-Phase Induction Motors of colliery conveyer, it is related to motor technology field, it includes motor field frame, shaft coupling, powder reserve tank and sealing rubber ring, End cover for motor is installed above motor field frame, motor main shaft is provided with above shaft coupling, powder ejiction opening is installed above motor main shaft, thermal sensing device is installed above powder ejiction opening, powder reserve tank is connected with above thermal sensing device, internal heat dissipating blower fan is installed below powder reserve tank, rotor core is installed below internal heat dissipating blower fan, stator core is installed below rotor core, rotor core end is provided with sealing rubber ring, protection bearing in end is installed on the outside of sealing rubber ring.Beneficial effect is：The simple small volume of electric motor structure, in light weight, loss is small, efficiency high, power factor height, while fast response time, speed-regulating range width, disclosure satisfy that particular service requirement.
Description
Technical field
Synchronous motor equipment technical field is the utility model is related to, more particularly to the special flame-proof type three of colliery conveyer
Phase asynchronous motor.
Background technology
Coal mining belt conveyor is primarily referred to as the Belt Conveying used in coal digging, production, transhipment, process
Machine.Coal mining belt conveyor has the spies such as freight volume is big, working environment is complicated, bearing capacity is strong and transportation range is longer
Point.Used on the main coal-producing area Shanxi in China, Inner Mongol, Xinjiang and other places extensive.Coal mining belt conveyor not only can be in coal
Used in charcoal process of manufacture, be equally also suitable and used in the process of manufacture of other mineral products., can be with terms of energy consumption
Effectively reduce energy consumption and economic benefit is provided, the energy and environmental protection can be more saved compared to Automobile Transportation mode.With single-phase asynchronous electricity
Motivation is compared, and threephase asynchronous runnability is good, and can save various materials.It is phase asynchronous by the difference of rotor structure
Motor can be divided into two kinds of cage and Wound-rotor type.The Induction Motor Structure of cage rotor is simple, reliable, in light weight, valency
Lattice are cheap, are widely used, and its major defect is speed governing difficulty.The rotor and stator of wound three-phase asynchronous motor
Equally it is also provided with three-phase windings and is connected by slip ring, brush with outside rheostat.Standardsizing rheostat resistance can improve electricity
The starting performance of motivation and the rotating speed of regulation motor.Therefore threephase asynchronous is widely used in coal industry.Due to
Combustible and explosive articles are more in colliery, therefore common motor can not be applied in colliery, and common electric machine causes running into
Spark, electric arc or the dangerous temperature of explosion danger, motor may be caused possible permanent damage or even to scrap, and can not with it is quick-fried
Fried property mixture cut-off opens the thicker plane end cap of fire-proof motor generally use to reach resistance to quick-fried intensity requirement, although so full
Foot requirement of explosion proof, but its structure is heavier, and the transmission of motor internal heat is influenceed, its dismounting is especially bothersome, manufactures
Cost is also high.
Utility model content
In view of the above-mentioned problems, the technical problems to be solved in the utility model is to provide the special flame-proof type three-phase of colliery conveyer
Asynchronous motor.
Conveyer special Flame-Proof Three-Phase Induction Motors in colliery of the present utility model, it includes motor field frame, shaft coupling
Device, powder reserve tank and sealing rubber ring, motor field frame top are provided with End cover for motor, are provided with above End cover for motor
Fastening bolt, End cover for motor top are provided with shaft coupling, motor main shaft, motor main shaft are provided with above shaft coupling
Top is provided with powder ejiction opening, and thermal sensing device is provided with above powder ejiction opening, powder is connected with above thermal sensing device
Reserve tank, powder reserve tank lower section are provided with internal heat dissipating blower fan, rotor core, rotor iron are provided with below internal heat dissipating blower fan
Stator core is installed, rotor core end is provided with sealing rubber ring, and end guarantor is provided with the outside of sealing rubber ring below core
Protect bearing.
Preferably, described motor field frame is connected with End cover for motor, shaft coupling is provided with above fastening bolt.
Preferably, described motor main shaft is connected with powder ejiction opening, thermal sensing device connects with powder reserve tank
Connect.
Preferably, described internal heat dissipating blower fan is connected with rotor core, stator core is connected with motor field frame.
Preferably, described end protection bearing and rotor core center line are on the same line, motor main shaft
Rotor driven iron core moves.
Preferably, described internal heat dissipating blower fan is arranged on the top inside motor field frame.
Preferably, described motor field frame is formed by cast iron compacting, surface carries out spray painting processing after sanding and polishing.
Preferably, described thermal sensing device controls described powder spray gate out switch when temperature exceedes setting value.
The beneficial effects of the utility model：The simple small volume of electric motor structure, in light weight, the small, efficiency high of loss, power because
Number is high, while fast response time, speed-regulating range width, disclosure satisfy that particular service requirement.
Brief description of the drawings
For ease of explanation, the utility model is described in detail by following specific implementations and accompanying drawing.
Fig. 1 is the front view of the special Flame-Proof Three-Phase Induction Motors of the utility model colliery conveyer；
Fig. 2 is the left view of the special Flame-Proof Three-Phase Induction Motors of the utility model colliery conveyer；
Fig. 3 is the motor main shaft figure of the special Flame-Proof Three-Phase Induction Motors of the utility model colliery conveyer.
Description of reference numerals is as follows：
1- motor field frames；2- End cover for motor；3- fastening bolts；4- shaft couplings；5- motor main shafts；6- powder sprays
Outlet；7- thermal sensing devices；8- powder reserve tanks；9- internal heat dissipating blower fans；10- rotor cores；11- stator cores；12- is sealed
Rubber ring；Protect bearing in 13- ends.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, present embodiment uses following technical scheme：It includes motor field frame 1, connection
Axle device 4, powder reserve tank 8 and sealing rubber ring 12, the top of motor field frame 1 are provided with End cover for motor 2, End cover for motor 2
Top is provided with fastening bolt 3, and the top of End cover for motor 3 is provided with shaft coupling 4, and the top of shaft coupling 4 is provided with electronic owner and turned
Axle 5, the top of motor main shaft 5 are provided with powder ejiction opening 6, and the top of powder ejiction opening 6 is provided with thermal sensing device 7, temperature-sensitive
The top of inductor 7 is connected with powder reserve tank 8, and the lower section of powder reserve tank 8 is provided with internal heat dissipating blower fan 9, internal heat dissipating blower fan 9
Lower section is provided with rotor core 10, and the lower section of rotor core 10 is provided with stator core 11, and the end of rotor core 10 is provided with sealing
Rubber ring 12, the outside of sealing rubber ring 12 are provided with end protection bearing 13.
Wherein, motor field frame 1 is connected with End cover for motor 2, and fastening bolt 3 is connected with shaft coupling 4；Motor main shaft
5 are connected with powder ejiction opening 6, and thermal sensing device 7 is connected with powder reserve tank 8；Internal heat dissipating blower fan 9 connects with rotor core 10
Connect, stator core 11 is connected with motor field frame 1；Bearing 13 and the center line of rotor core 10 are protected on the same line in end,
The rotor driven iron core 10 of motor main shaft 5 moves；Internal heat dissipating blower fan 9 is arranged on the top inside motor field frame 1；It is electronic
Casing body 1 is formed by cast iron compacting, and surface carries out spray painting processing after sanding and polishing；Thermal sensing device 7 exceedes setting value in temperature
When control powder spray outlet 6 switch.
The operation principle of present embodiment：Switch motor housing 1 is to the special flame-proof type of colliery conveyer three
Mutually asynchronous motor interior part is protected, and End cover for motor 2 is motor to be sealed, and fastening bolt 3 is to right
Shaft coupling 4 is fixed, and motor main shaft 5 moves to rotor core 10, and powder ejiction opening 6 is to by powder reserve tank 8
Middle powder sprays, and powder reserve tank 8 is to lay in fire-fighting powder, and thermal sensing device 7 to motor internal and external temperature feeling
Should, powder ejiction opening 6 is opened when temperature exceedes setting value, internal heat dissipating blower fan 9 turns to be radiated to motor interior
For sub- iron core 10 by magnetic force line cutting and then to produce (output) electric current in rotating excitation field, stator core 11 is constant to produce
Rotating excitation field, for sealing rubber ring 12 to be sealed to motor, bearing 13 is protected to enter to motor main shaft 5 in end
Row protection.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (8)
1. the special Flame-Proof Three-Phase Induction Motors of colliery conveyer, it is characterised in that：It includes motor field frame (1), shaft coupling
Device (4), powder reserve tank (8) and sealing rubber ring (12), motor field frame (1) top is provided with End cover for motor (2), electronic
Fastening bolt (3) is installed above generator terminal lid (2), shaft coupling (4), shaft coupling (4) top are installed above End cover for motor (3)
It is provided with motor main shaft (5), powder ejiction opening (6) is installed above motor main shaft (5), on powder ejiction opening (6)
Side is provided with thermal sensing device (7), and powder reserve tank (8), powder reserve tank (8) lower section are connected with above thermal sensing device (7)
Internal heat dissipating blower fan (9) is installed, rotor core (10) is installed below internal heat dissipating blower fan (9), pacified below rotor core (5)
Equipped with stator core (11), rotor core (11) end is provided with sealing rubber ring (12), is installed on the outside of sealing rubber ring (12)
There is end to protect bearing (13).
2. conveyer special Flame-Proof Three-Phase Induction Motors in colliery according to claim 1, it is characterised in that：Described
Motor field frame (1) is connected with End cover for motor (2), and shaft coupling (4) is provided with above fastening bolt (3).
3. conveyer special Flame-Proof Three-Phase Induction Motors in colliery according to claim 1, it is characterised in that：Described
Motor main shaft (5) is connected with rotor core (5), and thermal sensing device (7) is connected with powder reserve tank (8).
4. conveyer special Flame-Proof Three-Phase Induction Motors in colliery according to claim 1, it is characterised in that：Described
Internal heat dissipating blower fan (9) is connected with rotor core (10), and stator core (11) is connected with motor field frame (1).
5. conveyer special Flame-Proof Three-Phase Induction Motors in colliery according to claim 1, it is characterised in that：Described
Bearing (13) and rotor core (11) center line are protected on the same line in end, motor main shaft (5) rotor driven iron core
(10) move.
6. conveyer special Flame-Proof Three-Phase Induction Motors in colliery according to claim 1, it is characterised in that：Described
Internal heat dissipating blower fan (9) is arranged on the internal top of motor field frame (1).
7. conveyer special Flame-Proof Three-Phase Induction Motors in colliery according to claim 1, it is characterised in that：Described
Motor field frame (1) is formed by cast iron compacting, and surface carries out spray painting processing after sanding and polishing.
8. conveyer special Flame-Proof Three-Phase Induction Motors in colliery according to claim 1, it is characterised in that：Described
Thermal sensing device (7) controls described powder ejiction opening (6) switch when temperature exceedes setting value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721010821.9U CN207069762U (en) | 2017-08-14 | 2017-08-14 | The special Flame-Proof Three-Phase Induction Motors of colliery conveyer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721010821.9U CN207069762U (en) | 2017-08-14 | 2017-08-14 | The special Flame-Proof Three-Phase Induction Motors of colliery conveyer |
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| Publication Number | Publication Date |
|---|---|
| CN207069762U true CN207069762U (en) | 2018-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721010821.9U Active CN207069762U (en) | 2017-08-14 | 2017-08-14 | The special Flame-Proof Three-Phase Induction Motors of colliery conveyer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294327A (en) * | 2017-08-14 | 2017-10-24 | 江苏环球特种电机有限公司 | A kind of special Flame-Proof Three-Phase Induction Motors of colliery conveyer |
-
2017
- 2017-08-14 CN CN201721010821.9U patent/CN207069762U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294327A (en) * | 2017-08-14 | 2017-10-24 | 江苏环球特种电机有限公司 | A kind of special Flame-Proof Three-Phase Induction Motors of colliery conveyer |
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