CN203607992U - Flameproof three-phase asynchronous motor with speed measurement device - Google Patents
Flameproof three-phase asynchronous motor with speed measurement device Download PDFInfo
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- CN203607992U CN203607992U CN201320769208.0U CN201320769208U CN203607992U CN 203607992 U CN203607992 U CN 203607992U CN 201320769208 U CN201320769208 U CN 201320769208U CN 203607992 U CN203607992 U CN 203607992U
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- end cap
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Abstract
A flameproof three-phase asynchronous motor with a speed measurement device comprises a motor support. A stator and a rotor are disposed inside the motor support. A left end cap and a right end cap are arranged on the left end of the motor support. Two ends of the rotor are rotatably connected to the left end cap and the right end cap. A cooling cavity is arranged inside the motor support. A water inlet and a water outlet are arranged in an end face of the motor support. A separator plate separating the water inlet and the water outlet is arranged in the cooling cavity along the axial direction. A plurality of baffle plates are evenly arranged in the cooling cavity along the axial direction. A rotary transformer is arranged on an outer end part of the rotor on the side of the right end cap. A flameproof housing is arranged outside the rotary transformer, and a radial flameproof cable connector is arranged on the flameproof housing. The motor is small in size, high in efficiency, good in cooling effect, and adjustable in rotation speed and torque. An electromagnetic scheme of the motor is optimized. The rotary transformer is used for real-time speed measurement and outputs sine or cosine wave forms of running at the same time, so that speed measurement is more accurate, more reliable usage by users is ensured, and more complete data are provided for scientific research.
Description
Technical field
The utility model relates to a kind of motor, relates in particular to the Flame-Proof Three-Phase Induction Motors with speed measuring device.
Background technology
Mining trackless rubber tire automobile, mainly as the walking-replacing tool of coal mine down-hole personnel, has very large meaning to alleviating miner's labour intensity.At present, the driving mechanism that drives mining trackless rubber tire automobile is explosion-proof engine, take diesel oil as fuel, exists short, the problem such as high, seriously polluted that consumes energy in useful life, so the problem of this puzzlement coal mining urgently to be resolved hurrily.In addition, the speed measuring device of existing motor is mostly encoder, and that its existence is tested the speed is not accurate enough, can not export coherent sine or cosine waveform simultaneously, is unfavorable for the FEEDBACK CONTROL of motor.
Utility model content
The utility model is in order to solve the deficiencies in the prior art part, provides a kind of and test the speed accurately, can export simultaneously coherent sine or cosine wave, long service life, low, the free of contamination Flame-Proof Three-Phase Induction Motors with speed measuring device of power consumption.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: with the Flame-Proof Three-Phase Induction Motors of speed measuring device, comprise columnar support, in support, be provided with stator and rotor, support two ends are respectively equipped with left end cap and right end cap, two ends of rotor is automatically connected on left end cap and right end cap by bearing rotary, in described support, be provided with columnar cooling cavity, right end cap edge is provided with breach, the support end face of this indentation, there is provided with water inlet and delivery port, in cooling cavity, be provided with vertically the baffle plate that water inlet and delivery port are separated, in cooling cavity, be evenly provided with vertically some deflection plates, columnar cooling cavity is formed vertically the baffling cooling duct of bending back and forth by deflection plate, rotor is provided with resolver on the outer end of right end cap one side, and resolver is provided with explosion-proof casing outward, is radially provided with radially explosion-proof gland head on explosion-proof casing.
Described support both sides are respectively equipped with for being fixed on the footing on mining electric car, each footing includes level board and hang plate, hang plate is positioned at the downside of level board, the outer end of level board and hang plate is connected to support outside, hang plate outer end, level board outer end is fixedly connected with, level board is provided with the earth stud for connecting earth connection, and hang plate is provided with installing hole, and the angle between two blocks of level boards is 74 °.
Adopt technique scheme, right end cap of the present utility model is provided with axial explosion-proof gland head; On left end cap edge, be evenly provided with for being fixedly installed to the bolt hole on mining electric car; The part that rotor left end stretches out left end cap is spline shaft structure.
Resolver, for the detection of motor speed, can provide Reliable guarantee to user's use, also for research work provides complete data.Resolver is arranged on the non-shaft stretching end of rotor, in order to adapt to the specific (special) requirements of fire-proof motor, and explosion-proof explosion-proof casing, the radially explosion-proof gland head that explosion-proof casing is provided with resumes the signal input and output of resolver for wearing anti-explosion electric cable.Employing resolver tests the speed, can real time speed measuring, and sine or the cosine waveform of output running simultaneously, test the speed more accurate.
In support of the present utility model, be provided with columnar cooling cavity, adopt the mode of baffling water-cooled, improved cooling effect with respect to fan cooled; The concrete structure of the bolt hole on footing and left end cap is specially adapted for being installed on mining electric car; The setting of splined shaft, has increased and the bonding strength of mining electric car transmission mechanism, thereby has improved the carrying capacity of mining electric car.
The utility model volume is little, efficiency is high, rotating speed and moment of torsion adjustable, and the electromagnetic scheme of motor is optimized, real time speed measuring adopts resolver, sine or the cosine waveform of output running simultaneously, test the speed more accurate, thereby for user's use provides Reliable guarantee, also for research work provides complete data; The variable-frequency motor scheme that the utility model uses simultaneously, has adopted the water-cooling structure of casing sandwich, and has saved terminal box, use splined shaft mode, mounting means has been selected B34 etc., has solved the problem of the driving automobile under a series of coal mine, has initiative meaning.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the right view of Fig. 1;
Fig. 4 is the plane outspread drawing of cooling cavity in the utility model.
Embodiment
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, Flame-Proof Three-Phase Induction Motors with speed measuring device of the present utility model, comprise columnar support 1, in support 1, be provided with stator 2 and rotor 3, support 1 two ends are respectively equipped with left end cap 4 and right end cap 5, rotor 3 two ends are rotatably connected on left end cap 4 and right end cap 5 by bearing 6, in support 1, be provided with columnar cooling cavity 7, right end cap 5 edges are provided with breach 8, support 1 end face at these breach 8 places is provided with water inlet 9 and delivery port 10, in cooling cavity 7, be provided with vertically the baffle plate 11 that water inlet 9 and delivery port 10 are separated, in cooling cavity 7, be evenly provided with vertically some deflection plates 12, columnar cooling cavity 7 is formed vertically the baffling cooling duct 13 of bending back and forth by deflection plate 12, rotor 3 is provided with resolver 21 on the outer end of right end cap 5 one sides, and resolver 21 is outer is provided with explosion-proof casing 22, is radially provided with radially explosion-proof gland head 23 on explosion-proof casing 22.
Support 1 both sides are respectively equipped with for being fixed on the footing on mining electric car, each footing includes level board 14 and hang plate 15, hang plate 15 is positioned at the downside of level board 14, the outer end of level board 14 and hang plate 15 is connected to support 1 outside, level board 14 outer end hang plate 15 outer ends are fixedly connected with, level board 14 is provided with the earth stud 16 for connecting earth connection, and the included angle A that hang plate 15 is provided with between 17, two blocks of level boards 14 of installing hole is 74 °.
On left end cap 4 edges, be evenly provided with for being fixedly installed to the bolt hole 19 on mining electric car.
The part that rotor 3 left ends stretch out left end cap 4 is spline shaft structure 20.
Resolver 21, for the detection of motor speed, can provide Reliable guarantee to user's use, also for research work provides complete data.Resolver 21 is arranged on the non-shaft stretching end of rotor 3, in order to adapt to the specific (special) requirements of fire-proof motor, explosion-proof explosion-proof casing 22, the radially explosion-proof gland head 23 that explosion-proof casing 22 is provided with resumes the signal input and output of resolver 21 for wearing anti-explosion electric cable.Adopt resolver 21 to test the speed, can real time speed measuring, sine or the cosine waveform of output running simultaneously, test the speed more accurate.
In support 1 of the present utility model, be provided with columnar cooling cavity 7, adopt the mode of baffling water-cooled, improved cooling effect with respect to fan cooled; The concrete structure of the bolt hole 19 on footing and left end cap 4 is specially adapted for being installed on mining electric car; The setting of rotor 3 external part spline shaft structures 20, has increased and the bonding strength of mining electric car transmission mechanism, thereby has improved the carrying capacity of mining electric car.
Claims (2)
1. the Flame-Proof Three-Phase Induction Motors with speed measuring device, comprise columnar support, in support, be provided with stator and rotor, support two ends are respectively equipped with left end cap and right end cap, two ends of rotor is automatically connected on left end cap and right end cap by bearing rotary, it is characterized in that: in described support, be provided with columnar cooling cavity, right end cap edge is provided with breach, the support end face of this indentation, there is provided with water inlet and delivery port, in cooling cavity, be provided with vertically the baffle plate that water inlet and delivery port are separated, in cooling cavity, be evenly provided with vertically some deflection plates, columnar cooling cavity is formed vertically the baffling cooling duct of bending back and forth by deflection plate, rotor is provided with resolver on the outer end of right end cap one side, and resolver is provided with explosion-proof casing outward, is radially provided with radially explosion-proof gland head on explosion-proof casing.
2. the Flame-Proof Three-Phase Induction Motors with speed measuring device according to claim 1, it is characterized in that: described support both sides are respectively equipped with for being fixed on the footing on mining electric car, each footing includes level board and hang plate, hang plate is positioned at the downside of level board, the outer end of level board and hang plate is connected to support outside, hang plate outer end, level board outer end is fixedly connected with, level board is provided with the earth stud for connecting earth connection, hang plate is provided with installing hole, and the angle between two blocks of level boards is 74 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320769208.0U CN203607992U (en) | 2013-11-30 | 2013-11-30 | Flameproof three-phase asynchronous motor with speed measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320769208.0U CN203607992U (en) | 2013-11-30 | 2013-11-30 | Flameproof three-phase asynchronous motor with speed measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203607992U true CN203607992U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320769208.0U Expired - Fee Related CN203607992U (en) | 2013-11-30 | 2013-11-30 | Flameproof three-phase asynchronous motor with speed measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203607992U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207391A (en) * | 2015-09-28 | 2015-12-30 | 无锡市南方防爆电机有限公司 | Explosion-proof motor |
| CN107294277A (en) * | 2017-07-21 | 2017-10-24 | 杭州星冠机械科技有限公司 | A kind of wire drawing machine main drive gear |
| CN109256904A (en) * | 2018-11-12 | 2019-01-22 | 中车永济电机有限公司 | Mine trolley locomotive driving motor |
| CN116111748A (en) * | 2023-04-10 | 2023-05-12 | 湖南大学 | Reinforced synchronous heat dissipation stator structure |
-
2013
- 2013-11-30 CN CN201320769208.0U patent/CN203607992U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207391A (en) * | 2015-09-28 | 2015-12-30 | 无锡市南方防爆电机有限公司 | Explosion-proof motor |
| CN107294277A (en) * | 2017-07-21 | 2017-10-24 | 杭州星冠机械科技有限公司 | A kind of wire drawing machine main drive gear |
| CN107294277B (en) * | 2017-07-21 | 2024-03-26 | 杭州星冠机械科技有限公司 | Main transmission mechanism of wire drawing machine |
| CN109256904A (en) * | 2018-11-12 | 2019-01-22 | 中车永济电机有限公司 | Mine trolley locomotive driving motor |
| CN116111748A (en) * | 2023-04-10 | 2023-05-12 | 湖南大学 | Reinforced synchronous heat dissipation stator structure |
| CN116111748B (en) * | 2023-04-10 | 2024-02-13 | 湖南大学 | Reinforced synchronous heat dissipation stator structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20151130 |
|
| EXPY | Termination of patent right or utility model |