CN203325620U - Braking resistor device for 190T electric wheel dumper - Google Patents
Braking resistor device for 190T electric wheel dumper Download PDFInfo
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- CN203325620U CN203325620U CN2013204202003U CN201320420200U CN203325620U CN 203325620 U CN203325620 U CN 203325620U CN 2013204202003 U CN2013204202003 U CN 2013204202003U CN 201320420200 U CN201320420200 U CN 201320420200U CN 203325620 U CN203325620 U CN 203325620U
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Abstract
The utility model relates to a braking resistor device for a 190T electric wheel dumper. The braking resistor device comprises a closure plate head cover, butterfly-shaped springs, insulators, an air pressure switch, a middle head cover, a screen plate, a draught fan, a draught fan installation beam, an air outlet diversion grid, a resistor box, operating resistance elements, overhigh temperature rising prevention resistance elements, an electric power connector and a junction box. The resistor box is divided into two box bodies, and the interior of each box body is provided with a group of operating resistance elements and a group of overhigh temperature rising prevention resistance elements, namely four groups of resistance elements are installed in the box bodies in all; two horizontal installation supports are arranged in each box body, the installation supports and the resistor box are integrally welded, the air inlet position of the braking resistor device is in the middle of the resistor box, and the air outlet positions are located at the front end and the rear end of the resistor box. The braking resistor device is an important component of a vehicle electric drive system, the draught fan is driven to generate air volume through the direct current motor to force the braking resistance elements to be cooled, thus cooling air enters from the middle of a braking resistor, cools the braking resistance elements at the two ends and then is discharged into atmosphere, and meanwhile a monitoring function is achieved.
Description
Technical field
The utility model relates to a kind of 190T electric power wheel self-discharging vehicle braking resistor, it is the important component part as the electric power wheel self-discharging vehicle electric drive system, major function is that the dynamic braking that realizes traction electric machine is controlled, and meet self heat radiation and cooling requirement, realize corresponding monitoring function simultaneously.
Background technology
Electric power wheel self-discharging vehicle fast development both at home and abroad at present, the dynamic braking of traction electric machine is controlled and had higher requirement, and the electric component that brake resistance converts electric energy to heat energy during as pulling motor braking and dissipates, and it is the important component part as the electric power wheel self-discharging vehicle electric drive system.And have a problem such as be not easy dismounting, complex structure, operation is unreliable, manufacturing cost is high in the design of traditional brake resistance.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned technical problem, and a kind of dismounting simple in structure, easy, low cost of manufacture, reliable braking resistor are provided.
The technical solution of the utility model is: a kind of 190T electric power wheel self-discharging vehicle braking resistor, comprise that shrouding top cover, butterfly spring, insulator, blast switch, middle top cover, web plate, blower fan, assembling beam, air-out airflow fence, resistor box, operating resistance element and anti-temperature rise cross high-resistance component, electric connector, terminal box, it is characterized in that:
Described resistor box is divided into two cabinets, between two cabinets of this resistor box, the assembling beam is set, and blower fan is arranged on the assembling beam, and this blower fan, between two cabinets of resistor box, is provided with web plate and middle top cover in the middle of resistor box; On this web plate, electric connector is set, terminal box is set in web plate), the resistor box two ends arrange respectively the air-out airflow fence, on the front plate of resistor box, blast switch are set;
Respectively be provided with the anti-temperature rise of one group of operating resistance element and a group in two cabinets of described resistor box and cross high-resistance component totally four groups of resistive elements, be the anti-temperature rise of one group of operating resistance element and a group respectively to be set in each cabinet cross high-resistance component, wherein the operating resistance element is separately positioned on the outside of two cabinet Inner of resistor box, and the Inner side that high-resistance component is successively set on two cabinet Inner of resistor box is crossed in anti-temperature rise;
Two cabinets of described resistor box are separately positioned on the blower fan both sides in resistor box, respectively be provided with an easy-to-mount shrouding top cover on two cabinets of resistor box, respectively be provided with respectively two horizontal direction mounting brackets in two cabinets, mounting bracket and resistor box are integrally welded, it is rack-mount by butterfly bullet pad that high-resistance component is crossed in resistive element and anti-temperature rise, can alleviate the impact that resistive element is subject to impulsive force.Butterfly bullet pad is connected to a fixed by insulator and resistor box, forms a complete resistive element system;
The front and back of described resistive element are provided with eight killinite plates and form total air duct of four groups of resistive element formation in air channels and two cabinets; Reach ventilation cooling electric resistance element effect.
Described this braking resistor air intake position is at the middle part of resistor box, and the air-out position is in the rear and front end of resistor box.
The utility model adopts the seat formula to install, and with the car body bolt, is connected, and its all lines position is arranged in the equipment same side, simultaneously for meeting the maintainability requirement, all components and parts all can be dismantled easily, and the air intake position is at the equipment middle part, and the air-out position is in the equipment rear and front end; The utility model has adopted unique resistive element that fixed form is installed, and makes that the brake resistance overall structure is simple, the advantage of easily dismounting, reliable, low cost of manufacture.The utility model is as the important component part of vehicle electric drive system, major function is powered by stalling current, driving blower fan generation air quantity by DC motor is forced cooling to brake resistance, make cooling-air enter from the brake resistance middle part, be discharged in atmosphere after the braking resistor grid of cooling two ends, realize corresponding monitoring function simultaneously.The dismounting simple in structure, easy of this braking resistor, low cost of manufacture, reliable.
The accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is plan structure schematic diagram of the present utility model;
Fig. 3 is left TV structure schematic diagram of the present utility model;
In figure: 1-shrouding top cover, 2-butterfly bullet pad, the 3-insulator, the 4-blast switch, top cover in the middle of 5-, high-resistance component 13-electric connector 14-terminal box is crossed in the anti-temperature rise of 6-web plate 7-blower fan 8-assembling beam 9-air-out airflow fence 10-resistor box 11-operating resistance element 12-;
Embodiment:
Referring to above-mentioned accompanying drawing, a kind of 190t electric power wheel self-discharging vehicle braking resistor, comprise that shrouding top cover 1, butterfly spring 2, insulator 3, blast switch 4, middle top cover 5, web plate 6, blower fan 7, assembling beam 8, air-out airflow fence 9, resistor box 10, operating resistance element 11 and anti-temperature rise cross high-resistance component 12, electric connector 13, terminal box 14, it is characterized in that:
Described resistor box 10 is divided into two cabinets, between two cabinets of this resistor box 10, assembling beam 8 is set, blower fan 7 is arranged on assembling beam 8, and this blower fan 7, between two cabinets of resistor box 10, is provided with web plate 6 and middle top cover 5 in the middle of resistor box 10; On this web plate 6, electric connector 13 is set, the interior terminal box 14 that arranges of web plate 6, resistor box 10 two ends arrange respectively air-out airflow fence 9, and blast switch 4 is set on the front plate of resistor box 10;
Respectively be provided with the anti-temperature rise of one group of operating resistance element and a group in two cabinets of described resistor box 10 and cross high-resistance component totally four groups of resistive elements, be the anti-temperature rise of one group of operating resistance element 11 and a group respectively to be set in each cabinet cross high-resistance component 12, wherein operating resistance element 11 is separately positioned on the outside of two cabinet Inner of resistor box, and the Inner side that high-resistance component 12 is successively set on two cabinet Inner of resistor box is crossed in anti-temperature rise;
Two cabinets of described resistor box 10 are separately positioned on blower fan 7 both sides in resistor box 10, respectively be provided with an easy-to-mount shrouding top cover 1 on two cabinets of resistor box 10, respectively be provided with respectively two horizontal direction mounting brackets in two cabinets, mounting bracket and resistor box 10 are integrally welded, it is rack-mount by butterfly bullet pad 2 that high-resistance component 12 is crossed in resistive element 11 and anti-temperature rise, butterfly bullet pad 2 is connected to a fixed by insulator 3 and resistor box 10, forms a complete resistive element system;
The front and back of described resistive element are provided with eight killinite plates and form total air duct of four groups of resistive element formation in air channels and two cabinets.
Described this braking resistor air intake position is at the middle part of resistor box 10, and the air-out position is in the rear and front end of resistor box 10.
In brake resistance overall package process, the installation dimension size between each parts of strict guarantee in addition, so just make brake resistance to move under normal, reliable state.
Claims (2)
1. a 190T electric power wheel self-discharging vehicle braking resistor, comprise that shrouding top cover (1), butterfly spring (2), insulator (3), blast switch (4), middle top cover (5), web plate (6), blower fan (7), assembling beam (8), air-out airflow fence (9), resistor box (10), operating resistance element (11) and anti-temperature rise cross high-resistance component (12), electric connector (13), terminal box (14), it is characterized in that:
A, described resistor box (10) are divided into two cabinets, between two cabinets of this resistor box (10), assembling beam (8) is set, blower fan (7) is arranged on assembling beam (8), this blower fan (7) is positioned between two cabinets of resistor box (10), is provided with web plate (6) and middle top cover (5) in the middle of resistor box (10); Electric connector (13) is set on this web plate (6), terminal box (14) is set in web plate (6), resistor box (10) two ends arrange respectively air-out airflow fence (9), and blast switch (4) is set on the front plate of resistor box (10);
Respectively be provided with the anti-temperature rise of one group of operating resistance element and a group in two cabinets of B, described resistor box (10) and cross high-resistance component totally four groups of resistive elements, be the anti-temperature rise of one group of operating resistance element (11) and a group respectively to be set in each cabinet cross high-resistance component (12), wherein operating resistance element (11) is separately positioned on the outside of two cabinet Inner of resistor box, and the Inner side that high-resistance component (12) is successively set on two cabinet Inner of resistor box is crossed in anti-temperature rise;
C, two cabinets of described resistor box (10) are separately positioned on blower fan (7) both sides in resistor box (10), respectively be provided with an easy-to-mount shrouding top cover (1) on two cabinets of resistor box (10), respectively be provided with respectively two horizontal direction mounting brackets in two cabinets, mounting bracket and resistor box (10) are integrally welded, resistive element (11) and anti-temperature rise are crossed high-resistance component (12) and are arranged on mounting bracket by butterfly bullet pad (2), butterfly bullet pad (2) is connected to a fixed by insulator (3) and resistor box (10), form a complete resistive element system,
The front and back of D, described resistive element are provided with eight killinite plates and form total air duct of four groups of resistive element formation in air channels and two cabinets.
2. a kind of 190T electric power wheel self-discharging vehicle braking resistor according to claim 1, is characterized in that described this braking resistor air intake position is at the middle part of resistor box (10), and the air-out position is in the rear and front end of resistor box (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204202003U CN203325620U (en) | 2013-07-16 | 2013-07-16 | Braking resistor device for 190T electric wheel dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204202003U CN203325620U (en) | 2013-07-16 | 2013-07-16 | Braking resistor device for 190T electric wheel dumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203325620U true CN203325620U (en) | 2013-12-04 |
Family
ID=49664934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204202003U Expired - Lifetime CN203325620U (en) | 2013-07-16 | 2013-07-16 | Braking resistor device for 190T electric wheel dumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203325620U (en) |
-
2013
- 2013-07-16 CN CN2013204202003U patent/CN203325620U/en not_active Expired - Lifetime
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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 |
Granted publication date: 20131204 |
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| CX01 | Expiry of patent term |