CN202175059U - Fan heater for locomotive cab - Google Patents
Fan heater for locomotive cab Download PDFInfo
- Publication number
- CN202175059U CN202175059U CN2011202321920U CN201120232192U CN202175059U CN 202175059 U CN202175059 U CN 202175059U CN 2011202321920 U CN2011202321920 U CN 2011202321920U CN 201120232192 U CN201120232192 U CN 201120232192U CN 202175059 U CN202175059 U CN 202175059U
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- China
- Prior art keywords
- bed plate
- locomotive cab
- air
- air channel
- fixed
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- 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 - Lifetime
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Abstract
The utility model discloses a fan heater for a locomotive cab, which comprises a base plate and a base cover. The base cover is covered on the base plate to form a hollow box, the base plate is provided with an air channel, a hot air part and a power source unit, the hot air part is fixed onto the base plate and positioned at one end of the air channel without a baffle, the power source unit is fixed onto the base plate, an output port of the power source unit is electrically connected to the hot air part, an air inlet is arranged at a position of the side wall of the base cover corresponding to the hot air part, and an air outlet is arranged at a position of the upper wall of the base cover corresponding to the air channel. The fan heater for the locomotive cab has the advantages that effective power output of heating efficiency of the cab in the low-temperature or ultralow-temperature (-45 DEG C to -60 DEG C) environment is solved, heating quality of the cab is guaranteed, load shock of a power source when the fan heater is turned on and off is decreased, the problems of high failure rate and short service life of a PTC (positive temperature coefficient) heating resistor are solved, integral reliability of the fan heater is enhanced, and the fan heater for the locomotive cab is low in noise and failure rate, simple in maintenance, attractive, electricity-saving, safe and practical.
Description
Technical field
The utility model relates to a kind of heater unit, particularly a kind of locomotive cab heater unit.
Background technology
The driver's cab heating arrangement is the vitals of locomotive cab, and with dealing with the cold in winter, it can be of value to the bus attendant physical and mental health for bus attendant provides comfortable working environment.Domestic old-fashioned driver's cab side wall heating arrangement has the tubular electric heating element of employing type of heating at present, and this heater element is shorter service life, and the rate of heat addition is slow, and naked light is arranged, and has potential safety hazard; A kind of in addition is traditional P TC resistance-type heating arrangement, all make moderate progress in service life and space heated perimeter, but the characteristic of exothermic material PTC can convert the NTC material behavior under the subzero temperature environment; Cause existing heater unit operating ambient temperature moving more than-25 ℃, because of ambient temperature is low more, PTC (NTC) working current is more little; The output of heating effective power is more little; Be lower than-25 ℃, mode of operation is in sleep state, and heating power can not be exported.And owing to adopt open loop control, intelligent degree is low, inconvenient operation, and do not possess the temperature adjusting function, can not the most convenient and comfortable working environment be provided for bus attendant.In order to improve traffic safety, ensure that the effective heating quality of driver's cab is very important.
The utility model content
For overcome existing driver's cab heating arrangement service efficiency low, possibly have the technical matters that is difficult to efficient output under potential safety hazard, the low temperature, the utility model provides a kind of simple in structure, good looking appearance, noise is low, fault rate is low, power saving, easy to maintenance, long service life, realization driver's cab heated temperatures is adjustable, effectively ensure driver's cab low temperature or ultralow temperature the air heating quality, help the driver's cab heating heater unit of advantage such as user health.
In order to realize above-mentioned technical purpose, the technical scheme of the utility model is a kind of locomotive cab heater unit; Comprise casing; Described casing is made up of bed plate and base hood, and described base hood covers on the bed plate and forms the casing of hollow, and described bed plate is provided with air channel, hot blast body and power subsystem unit; Described air channel is made up of the side air baffle of two right-angled trapezium shapes and the end air baffle of a rectangle; Parallel to each other and vertical being fixed on the bed plate of described two side air baffles, air baffle of the described end is fixed along the hypotenuse of two side air baffles, and described hot blast body is fixed on the bed plate and is in the not baffled end in air channel; Described power subsystem unit is fixed on the bed plate; The output port of power subsystem unit is electrically connected to the hot blast body, and described base hood is provided with ventilation inlet in the position of the corresponding hot blast body of sidewall, and base hood is provided with air outlet in the position in the corresponding air channel of upper wall.
Above-mentioned a kind of locomotive cab heater unit, the air outlet of described base hood is provided with adjustable shutter arrangement.
Above-mentioned a kind of locomotive cab heater unit, described hot blast body comprises fan and heat source body, the air intake direction sets gradually and is fixed on the bed plate through fixed support along the air channel for described fan and heat source body.
Above-mentioned a kind of locomotive cab heater unit, described heat source body comprises the PTC heating resistor of three rectangles, the right side is arranged in order fixing described three PTC heating resistors by a left side.
Above-mentioned a kind of locomotive cab heater unit; Described power subsystem unit comprises socket, AC-DC power supply and ring transformer; The mouth of described socket is electrically connected to ring transformer and heat source body respectively; The mouth of described ring transformer is electrically connected to the input end of AC-DC power supply, and the mouth of AC-DC power supply is electrically connected to fan.
Above-mentioned a kind of locomotive cab heater unit; Also comprise temperature control device; Described temperature control device is fixed on the bed plate through support, and the collection terminal of temperature control device is arranged on the base hood, and the mouth of temperature control device is electrically connected to the control end of power subsystem unit.
Above-mentioned a kind of locomotive cab heater unit, described base hood have at corresponding temperature regulation device place and expose temperature control device so that the opening of operation.
The technique effect of the utility model is that on the one hand, it is low more that the utility model employing has ambient temperature, and the PTC working current is big more, and the ptc material of the big more characteristics of heating effective power output effectively ensures heating power output; Through fan forced convection, effectively ensure the driver's cab heating quality.On the other hand; Owing to adopt temperature control device, it is adjustable to make that the driver's cab temperature realizes, helps driver's physical and mental health; The 3rd; Owing to adopt aviation socket wiring system, high temperature resistant heat source body support, components and parts base skeleton, fire resistant electric wire and the wire protective system of moulding firmly, make equipment failure rate low, safeguard simple.The design-calculated advantage is like this:
1, solved the effective power output of the driver's cab efficiency of heating surface under low temperature or the ultra-low temperature surroundings; Ensure the driver's cab heating quality.
When 2, having reduced opening and closing to the load shock of power supply.
3, solved the problem that PTC heating resistor failure rate is high, service life is short.
4, Redundancy Design has improved the reliability of entire system.
5, noise is low, fault rate is low, maintenance is simple.
6, attractive in appearance, power saving, safe, practical.
Below in conjunction with accompanying drawing the utility model is described further.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the structural representation of the bed plate of the utility model;
Fig. 3 is the structural representation of the utility model base hood;
Wherein 1 is bed plate, and 2 is base hood, and 3 is the air channel, and 4 is adjustable shutter arrangement, and 5 is fan, and 6 is heat source body, and 7 is socket, and 8 is the AC-DC power supply, and 9 is ring transformer, and 10 is temperature control device.
The specific embodiment
Referring to Fig. 1, the utility model comprises casing, and casing is made up of bed plate 1 and base hood 2, and base hood 2 covers on the bed plate 1 and forms the casing of hollow.
Referring to Fig. 2, bed plate 1 is provided with air channel 3, hot blast body, power subsystem unit and temperature control device 10, and the hot blast body comprises fan 5 and heat source body 6, and 3 air intake directions set gradually and are fixed on the bed plate 1 through fixed support along the air channel with heat source body 6 for fan 5.Heat source body 6 comprises the PTC heating resistor of three rectangles, and the right side is arranged in order fixing three PTC heating resistors by a left side.Power subsystem unit comprises socket 7, AC-DC power supply 8 and ring transformer 9; The mouth of socket 7 is electrically connected to ring transformer 9 and heat source body 6 respectively; The mouth of ring transformer 9 is electrically connected to the input end of AC-DC power supply 8, and the mouth of AC-DC power supply 8 is electrically connected to fan 5.Temperature control device 10 is fixed on the bed plate 1 through support; The collection terminal of temperature control device 10 is arranged on the base hood 2; To gather the real time temperature in the driver's cab; The mouth of temperature control device 10 is electrically connected to the control end of power subsystem unit, comes to be switched on or switched off power supply to guarantee the constant temperature in the driver's cab according to the real time temperature in the driver's cab that collects.Air channel 3 is made up of the side air baffle of two right-angled trapezium shapes and the end air baffle of a rectangle; Two parallel to each other and vertical being fixed on the bed plate 1 of side air baffle; End air baffle is fixed along the hypotenuse of two side air baffles; The hot blast body is fixed on the bed plate 1 and is in the not baffled end in air channel 3, and power subsystem unit is fixed on the bed plate 1, and the output port of power subsystem unit is electrically connected to the hot blast body.
Referring to Fig. 3; Base hood 2 is provided with ventilation inlet in the position of the corresponding hot blast body of sidewall; The position in the corresponding air channel 3 of upper wall is provided with air outlet; Have at corresponding temperature regulation device 10 places and to expose temperature control device 10 so that the opening of operation, air outlet is provided with adjustable shutter arrangement 4, can be by manually controlling wind direction.
The PTC heat source body 6 of the utility model is by the power supply of socket output AC220V power supply; Fan 5 is rotary low noise formula fan 5; And by ring transformer 9, the 8 output 12V power supply power supplies of AC-DC power supply; The thermal source of heat source body 6 manufacturings is forced to blow out by fan 5, and the high temperature resistant heat source body support of moulding firmly adopts high temperature resistant hard moulding material through the manufacturing of die sinking technology, and temperature control device 10 is connected with fan 5 with heat source body 6 so that control the cal val of heat source body 6 and the rotating speed of fan 5 according to temperature; The baffle plate that air channel 3 is processed by steel plate surrounds and is connected with base plate; Base hood 2 adopts the A304 mirror face stainless steel to make, and face shield adopts airflow design, and base hood 2 is connected employing hard rubber buckle with bed plate 1.
When work, opening power, heat source body 6 begins heating; Fan 5 begins to rotate simultaneously; Hot blast is blown out by air channel 3, and temperature control device 10 is monitoring temperature at any time, when temperature is higher or lower than preset temperature; Temperature control device 10 will break off or energized in good time, remain in the scope of preset temperature to guarantee temperature.
Claims (7)
1. locomotive cab heater unit; It is characterized in that, comprise casing, described casing is made up of bed plate (1) and base hood (2); Described base hood (2) covers in the casing that hollow was gone up and formed to bed plate (1); Described bed plate is provided with air channel (3), hot blast body and power subsystem unit, and described air channel is made up of the side air baffle of two right-angled trapezium shapes and the end air baffle of a rectangle, parallel to each other and vertical being fixed on the bed plate of described two side air baffles; Air baffle of the described end is fixed along the hypotenuse of two side air baffles; Described hot blast body is fixed on the bed plate and is in the not baffled end in air channel, and described power subsystem unit is fixed on the bed plate, and the output port of power subsystem unit is electrically connected to the hot blast body; Described base hood is provided with ventilation inlet in the position of the corresponding hot blast body of sidewall, and base hood is provided with air outlet in the position in the corresponding air channel of upper wall.
2. a kind of locomotive cab heater unit according to claim 1 is characterized in that the air outlet of described base hood is provided with adjustable shutter arrangement (4).
3. a kind of locomotive cab heater unit according to claim 1 is characterized in that, described hot blast body comprises fan (5) and heat source body (6), and the air intake direction sets gradually and is fixed on the bed plate through fixed support along the air channel for described fan and heat source body.
4. a kind of locomotive cab heater unit according to claim 1 is characterized in that described heat source body comprises the PTC heating resistor of three rectangles, and described three PTC heating resistors are from a left side and the right side is arranged in order fixing.
5. a kind of locomotive cab heater unit according to claim 3; It is characterized in that; Described power subsystem unit comprises socket (7), AC-DC power supply (8) and ring transformer (9); The mouth of described socket is electrically connected to ring transformer and heat source body respectively, and the mouth of described ring transformer is electrically connected to the input end of AC-DC power supply, and the mouth of AC-DC power supply is electrically connected to fan.
6. a kind of locomotive cab heater unit according to claim 1; It is characterized in that; Also comprise temperature control device (10); Described temperature control device is fixed on the bed plate through support, and the collection terminal of temperature control device is arranged on the base hood (2), and the mouth of temperature control device is electrically connected to the control end of power subsystem unit.
7. a kind of locomotive cab heater unit according to claim 6 is characterized in that, described base hood has at corresponding temperature regulation device place and exposes temperature control device so that the opening of operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202321920U CN202175059U (en) | 2011-07-04 | 2011-07-04 | Fan heater for locomotive cab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202321920U CN202175059U (en) | 2011-07-04 | 2011-07-04 | Fan heater for locomotive cab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202175059U true CN202175059U (en) | 2012-03-28 |
Family
ID=45864960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202321920U Expired - Lifetime CN202175059U (en) | 2011-07-04 | 2011-07-04 | Fan heater for locomotive cab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202175059U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528127A (en) * | 2012-07-02 | 2014-01-22 | 杭州三花研究院有限公司 | Mechanical equipment and air conditioning system thereof |
| CN105216814A (en) * | 2015-10-14 | 2016-01-06 | 南车青岛四方机车车辆股份有限公司 | A kind of heater unit for guideway vehicle |
| CN108423022A (en) * | 2018-04-20 | 2018-08-21 | 株洲联诚集团控股股份有限公司 | Warm-air drier circuit and its drivers' cab warm-air drier |
| CN112046519A (en) * | 2020-07-27 | 2020-12-08 | 安徽苏立电气科技有限公司 | Electric heater for urban rail car |
-
2011
- 2011-07-04 CN CN2011202321920U patent/CN202175059U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528127A (en) * | 2012-07-02 | 2014-01-22 | 杭州三花研究院有限公司 | Mechanical equipment and air conditioning system thereof |
| CN103528127B (en) * | 2012-07-02 | 2018-02-09 | 杭州三花研究院有限公司 | Plant equipment and its air-conditioning system |
| CN105216814A (en) * | 2015-10-14 | 2016-01-06 | 南车青岛四方机车车辆股份有限公司 | A kind of heater unit for guideway vehicle |
| CN108423022A (en) * | 2018-04-20 | 2018-08-21 | 株洲联诚集团控股股份有限公司 | Warm-air drier circuit and its drivers' cab warm-air drier |
| CN112046519A (en) * | 2020-07-27 | 2020-12-08 | 安徽苏立电气科技有限公司 | Electric heater for urban rail car |
| CN112046519B (en) * | 2020-07-27 | 2022-04-05 | 安徽苏立电气科技有限公司 | Electric heater for urban rail car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120328 |