CN204253403U - A kind of mine fan system - Google Patents

A kind of mine fan system Download PDF

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Publication number
CN204253403U
CN204253403U CN201420726554.5U CN201420726554U CN204253403U CN 204253403 U CN204253403 U CN 204253403U CN 201420726554 U CN201420726554 U CN 201420726554U CN 204253403 U CN204253403 U CN 204253403U
Authority
CN
China
Prior art keywords
blower fan
temperature
temperature transducer
fan
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.)
Expired - Fee Related
Application number
CN201420726554.5U
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Chinese (zh)
Inventor
王永红
罗胜
许桂云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TAIPING COAL MINE SICHUAN CHUANMEI HUARONG ENERGY Co Ltd
Original Assignee
TAIPING COAL MINE SICHUAN CHUANMEI HUARONG ENERGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TAIPING COAL MINE SICHUAN CHUANMEI HUARONG ENERGY Co Ltd filed Critical TAIPING COAL MINE SICHUAN CHUANMEI HUARONG ENERGY Co Ltd
Priority to CN201420726554.5U priority Critical patent/CN204253403U/en
Application granted granted Critical
Publication of CN204253403U publication Critical patent/CN204253403U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a kind of mine fan system, belongs to mine ventilation equipment technical field.The utility model comprises blower fan and control system, blower fan comprises the first blower fan and the second blower fan, first blower fan, the second blower fan are equipped with first temperature transducer that can detect motor bearings outside wall temperature, it is characterized in that: blower fan is provided with second temperature transducer that can detect blower fan ambient temperature, first blower fan is outside, the second blower fan outside is equipped with spraying device, and the first blower fan, the second blower fan, spraying device, the first temperature transducer, the second temperature transducer are all electrically connected with control system.The utility model detects blower fan ambient temperature by the second temperature transducer, when ambient temperature is higher, control system starts spraying device, carries out water spray forced cooling to blower fan outer wall and intake grill, reduce heat trnasfer to motor bearings, avoid blower fan frequently to fall machine because of Bearing Temperature.The utility model is further optimized bearing lubrication system, avoids motor bearings run at few oil condition and occur bearing overheating problem.

Description

A kind of mine fan system
Technical field
The utility model relates to a kind of mine fan system, belongs to mine ventilation equipment technical field.
Background technique
According to " safety regulations in coal mine " regulation, mine must adopt mechanical ventilation; Must ensure that main fan operates continuously; Must install the chief ventilators device of 2 cover equal capabilities, wherein a set of for subsequent use, back-up ventilation machine must be able to be opened in 10min.Explosion-proof convection rotary type mine main ventilator is a kind of conventional mine ventilation equipment, adopts " master one is standby " mode to arrange, is provided with temperature transducer in control system, when the first fan bearing temperature is higher, need manual operation to stop the first blower fan, start the second blower fan, ensure that blower fan operates continuously.In prior art, mine fan is generally outdoor equipment, when ambient temperature is higher, bearing temperature heats up also very fast, causes the first blower fan, the second blower fan frequently to fall machine, in addition, bearing lubrication system design is unreasonable, cause the new and old lubricant oil displacement difficulty in oil circuit, form the few oil condition of motor bearings and run and occur bearing overheating problem, the first blower fan, the second blower fan also can be made frequently to fall machine.
Model utility content
Technical problem to be solved in the utility model is: provide a kind of work more rationally, frequently can not fall the mine fan system of machine.
The technological scheme adopted for solving the problems of the technologies described above the utility model is: a kind of mine fan system, comprise blower fan and control system, blower fan comprises the first blower fan and the second blower fan, first blower fan, second blower fan is equipped with first temperature transducer that can detect motor bearings outside wall temperature, it is characterized in that: blower fan is provided with second temperature transducer that can detect blower fan ambient temperature, first blower fan is outside, second blower fan outside is equipped with spraying device, first blower fan, second blower fan, spraying device, first temperature transducer, second temperature transducer is all electrically connected with control system.
Further: the first blower fan, the second blower fan all have motor, and blower fan has intake grill, blower fan has the over top at motor position, intake grill over top is equipped with spraying device.
Further: the first blower fan, the second blower fan all have motor, motor has motor shaft, motor bearings, electric motor end cap, motor bearings is provided with lubrication system, lubrication system comprises filling pump, oil filler pipe, waste oil pool, oil exit pipe, oil filler pipe oil inlet end connects filling pump, oil outlet end is located at motor bearings place, waste oil pool is located at motor bearings bottom part down, and oil exit pipe is connected to bottom waste oil pool.
Further: electric motor end cap is provided with first temperature transducer that can detect motor bearings outside wall temperature, waste oil pool sidewall is provided with the three-temperature sensor that can detect waste oil pool inside temperature, first temperature transducer, three-temperature sensor are all electrically connected with control system, the alarm unit of the temperature difference that control system is provided with for controlling the first temperature transducer, both three-temperature sensors are surveyed.
Further: the first blower fan, the second blower fan are explosion-proof convection rotary type mine main ventilator.
Further: control system is provided with on-line monitoring system.
Further: the first temperature transducer is Pt100 temperature transducer.
Further: the second temperature transducer, three-temperature sensor are WTZ-288 electric contact thermometer.
The beneficial effects of the utility model are: detect blower fan ambient temperature by the second temperature transducer, when ambient temperature is higher, control system starts spraying device, water spray forced cooling is carried out to blower fan outer wall and intake grill, reduce heat trnasfer to motor bearings, avoid blower fan frequently to fall machine because of Bearing Temperature.The utility model is further optimized bearing lubrication system, avoids motor bearings run at few oil condition and occur bearing overheating problem.
Accompanying drawing explanation
Fig. 1 is plan view of the present utility model;
Fig. 2 is front elevation of the present utility model;
Fig. 3 is bearing lubrication system of the present utility model and temperature monitoring system structural representation;
Component, position and numbering in figure: 1-blower fan, 11-first blower fan, 12-second blower fan, 13-intake grill, 2-control system, 31-first temperature transducer, 32-second temperature transducer, 33-three-temperature sensor, 4-spraying device, 5-motor, 51-motor shaft, 52-motor bearings, 53-electric motor end cap, 61-filling pump, 62-oil filler pipe, 63-waste oil pool, 64-oil exit pipe.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in FIG. 1 to 3, the utility model comprises blower fan 1 and control system 2, blower fan 1 comprises the first blower fan 11 and the second blower fan 12, first blower fan 11, second blower fan 12 is equipped with first temperature transducer 31 that can detect motor bearings 52 outside wall temperature, blower fan 1 is provided with second temperature transducer 32 that can detect blower fan 1 ambient temperature, first blower fan 11 is outside, the second blower fan 12 outside is equipped with spraying device 4, and the first blower fan 11, second blower fan 14, spraying device 4, first temperature transducer 31, second temperature transducer 32 are all electrically connected with control system 2.
When implementing the utility model, blower fan 1 ambient temperature is detected by the second temperature transducer 32, when ambient temperature is higher, control system 2 starts spraying device 4, water spray forced cooling is carried out to blower fan 1 outer wall and intake grill, reduce heat trnasfer to motor bearings 52, avoid blower fan 1 frequently to fall machine because motor bearings 52 temperature is too high.
Preferably, the first blower fan 11, second blower fan 12 all has motor 5, and blower fan 1 has intake grill 13, and blower fan 1 has the over top at motor 5 position, intake grill 13 over top is equipped with spraying device 4, and the cooling-down effect of spraying device 4 pairs of blower fans 1 is better.
Preferably, first blower fan 11, second blower fan 12 all has motor 5, motor 5 has motor shaft 51, motor bearings 52, electric motor end cap 53, motor bearings 52 is provided with lubrication system, lubrication system comprises filling pump 61, oil filler pipe 62, waste oil pool 63, oil exit pipe 64, oil filler pipe 62 oil inlet end connects filling pump 61, oil outlet end is located at motor bearings 52 place, and waste oil pool 63 is located at motor bearings 52 bottom part down, and oil exit pipe 64 is connected to bottom waste oil pool 63.Waste oil pool 63 is preferably located at the below of motor bearings 52 bottom centre, and oil exit pipe 64 is preferably connected to waste oil pool 63 bottom centre, and waste oil pool 63 bottom centre is bottom surface lowest part.The utility model, by setting up filling pump 61, ensures that oil-feed is smooth and easy, the position of appropriate design waste oil pool 63, oil exit pipe 64, ensures that oil extraction is smooth and easy, avoids motor bearings 52 run at few oil condition and occur bearing overheating problem.
Preferably, electric motor end cap 53 is provided with first temperature transducer 31 that can detect motor bearings 52 outside wall temperature, waste oil pool 63 sidewall is provided with the three-temperature sensor 33 that can detect waste oil pool 63 inside temperature, first temperature transducer 31, three-temperature sensor 33 are all electrically connected with control system 2, the alarm unit of the temperature difference that control system 2 is provided with for controlling the first temperature transducer 31, both three-temperature sensors 33 are surveyed.Because waste oil pool 63 is located at motor bearings 52 bottom part down, the temperature that three-temperature sensor 33 is surveyed can be used as to judge motor bearings 52 outside wall temperature indirectly, during normal work, the temperature difference that first temperature transducer 31, both three-temperature sensors 33 are surveyed is within 10 DEG C, when exceeding normal range (NR), alarm signal can be provided by control system, manually fix a breakdown, can prevent the blower fan caused because of failure factor from frequently falling machine.
Preferably, the first blower fan 11, second blower fan 12 is explosion-proof convection rotary type mine main ventilator, is mine common equipment, practical.
Preferably, control system 2 is provided with on-line monitoring system, can Real-Time Monitoring fan operation state, the data such as such as fans entrance static pressure, total head, wind speed, flow, fan efficiency, bearing temperature.
Preferably, the first temperature transducer is Pt100 sensor, and the second temperature transducer, three-temperature sensor are WTZ-288 electric contact thermometer.Pt100 sensor, WTZ-288 type temperature count Temperature Transducer in Common Use, convenient implement, and can reasonably meet the requirement of Automated condtrol by less expensive.

Claims (8)

1. a mine fan system, comprise blower fan (1) and control system (2), described blower fan (1) comprises the first blower fan (11) and the second blower fan (12), described first blower fan (11), second blower fan (12) is equipped with first temperature transducer (31) that can detect motor bearings (52) outside wall temperature, it is characterized in that: described blower fan (1) is provided with second temperature transducer (32) that can detect blower fan (1) ambient temperature, described first blower fan (11) is outside, second blower fan (12) outside is equipped with spraying device (4), described first blower fan (11), second blower fan (12), spraying device (4), first temperature transducer (31), second temperature transducer (32) is all electrically connected with control system (2).
2. a kind of mine fan system as claimed in claim 1, it is characterized in that: described first blower fan (11), the second blower fan (12) all have motor (5), described blower fan (1) has intake grill (13), and described blower fan (1) has the over top at motor (5) position, intake grill (13) over top is equipped with spraying device (4).
3. a kind of mine fan system as claimed in claim 1 or 2, it is characterized in that: described first blower fan (11), second blower fan (12) all has motor (5), described motor (5) has motor shaft (51), motor bearings (52), electric motor end cap (53), described motor bearings (52) is provided with lubrication system, described lubrication system comprises filling pump (61), oil filler pipe (62), waste oil pool (63), oil exit pipe (64), described oil filler pipe (62) oil inlet end connects filling pump (61), oil outlet end is located at motor bearings (52) place, described waste oil pool (63) is located at motor bearings (52) bottom part down, described oil exit pipe (64) is connected to waste oil pool (63) bottom.
4. a kind of mine fan system as claimed in claim 3, it is characterized in that: described electric motor end cap (53) is provided with first temperature transducer (31) that can detect motor bearings (52) outside wall temperature, described waste oil pool (63) sidewall is provided with the three-temperature sensor (33) that can detect waste oil pool (63) inside temperature, described first temperature transducer (31), three-temperature sensor (33) is all electrically connected with control system (2), described control system (2) is provided with for controlling the first temperature transducer (31), the alarm unit of the temperature difference that both three-temperature sensors (33) are surveyed.
5. a kind of mine fan system as claimed in claim 1, is characterized in that: described first blower fan (11), the second blower fan (12) are explosion-proof convection rotary type mine main ventilator.
6. a kind of mine fan system as claimed in claim 1, is characterized in that: described control system (2) is provided with on-line monitoring system.
7. a kind of mine fan system as claimed in claim 1, is characterized in that: described first temperature transducer (31) is Pt100 temperature transducer, and the second temperature transducer (32) is WTZ-288 electric contact thermometer.
8. a kind of mine fan system as claimed in claim 4, is characterized in that: described three-temperature sensor (33) is WTZ-288 electric contact thermometer.
CN201420726554.5U 2014-11-26 2014-11-26 A kind of mine fan system Expired - Fee Related CN204253403U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420726554.5U CN204253403U (en) 2014-11-26 2014-11-26 A kind of mine fan system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420726554.5U CN204253403U (en) 2014-11-26 2014-11-26 A kind of mine fan system

Publications (1)

Publication Number Publication Date
CN204253403U true CN204253403U (en) 2015-04-08

Family

ID=52957717

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420726554.5U Expired - Fee Related CN204253403U (en) 2014-11-26 2014-11-26 A kind of mine fan system

Country Status (1)

Country Link
CN (1) CN204253403U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104868655A (en) * 2015-05-13 2015-08-26 王丽 Steel furnace air outlet low-power-consumption intelligent exhaust fan motor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104868655A (en) * 2015-05-13 2015-08-26 王丽 Steel furnace air outlet low-power-consumption intelligent exhaust fan motor

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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: 20150408

Termination date: 20161126

CF01 Termination of patent right due to non-payment of annual fee