CN110843807A - Direct current motor traction electric locomotive - Google Patents
Direct current motor traction electric locomotive Download PDFInfo
- Publication number
- CN110843807A CN110843807A CN201911185384.8A CN201911185384A CN110843807A CN 110843807 A CN110843807 A CN 110843807A CN 201911185384 A CN201911185384 A CN 201911185384A CN 110843807 A CN110843807 A CN 110843807A
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- CN
- China
- Prior art keywords
- direct current
- power supply
- brake
- control circuit
- current power
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C3/00—Electric locomotives or railcars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H13/00—Actuating rail vehicle brakes
- B61H13/02—Hand or other personal actuation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H13/00—Actuating rail vehicle brakes
- B61H13/20—Transmitting mechanisms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a direct current motor traction electric locomotive, which comprises a walking device, a driving device, an electric control device and a braking device, wherein the walking device is arranged on the walking device; the walking device comprises a frame and four mine car wheels; the driving device comprises a direct current motor, a direct current power supply and a transmission device; the electric control device comprises a control circuit switch K3, a front-back change-over switch SG, a control device operating lever and a control circuit; the braking device comprises a brake operating lever, a connecting rod, a brake rod and a brake pad, wherein the brake operating lever is connected with the brake rod through the connecting rod, the two ends of the brake rod are fixedly connected with the brake pad, the brake pad is arranged above the front edge of the mine wheel at the two ends of the driving shaft, the connecting rod is movably connected to the bottom of the frame through a sliding ring, and the two ends of the connecting rod are respectively movably connected with the brake operating lever and the brake rod through hinges.
Description
Technical Field
The invention relates to underground mine transportation equipment, in particular to a direct current motor traction electric locomotive.
Background
The underground drift ore transportation needs to be carried by an electric locomotive. At present, the underground electric locomotives are powered by overhead lines to drag mine cars to travel on tracks. The electric locomotive has the advantages of high speed, enough power and convenience in driving. However, the underground roadway is short and small, the electric locomotive is complex in structure and large in size, and due to the fact that the aerial is added, the space of the roadway is narrow, pedestrians are inconvenient to use, loose stones on the upper portion of the aerial are difficult to take, the aerial itself is exposed, risks exist, safety is insufficient, field management difficulty is high, and accidents often occur.
How to make the transportation of the underground electric locomotive of the mine safer and more convenient is a technical problem which puzzles the technical personnel in the field for a long time.
Disclosure of Invention
The invention aims to solve the technical problem of providing a direct current motor traction electric locomotive which can enable mine underground transportation to be safer and more convenient.
In order to solve the technical problem, the direct current motor traction electric locomotive comprises a walking device, a driving device, an electric control device and a braking device;
the running gear comprises a frame and four mine wheels, the four mine wheels are respectively and movably connected to two sides of the bottom of the frame through two shafts, one of the two shafts is a driving shaft, and the distance between the mine wheels on two sides of the bottom of the frame is adaptive to the track gauge of a mine roadway electric locomotive track;
the driving device comprises a direct current motor, a direct current power supply and a transmission device, the direct current motor is connected with an input shaft of the transmission device through a chain, an output shaft of the transmission device is connected with a driving shaft of the walking device through the chain, the direct current motor is electrically connected with the direct current power supply through a direct current power supply circuit main switch K, and the direct current power supply is a storage battery;
the electric control device comprises a control circuit switch K3, a front-back change-over switch SG, a control device operating lever and a control circuit, wherein the control circuit comprises a forward relay K1 and a backward relay K2, the forward relay K1 and the backward relay K2 are connected in parallel with a direct-current power supply through the front-back change-over switch SG and the control circuit switch K3, and the control device operating lever is connected with the front-back change-over switch SG to operate the front-back change-over switch SG; the direct current motor is connected in parallel with a direct current power supply through a normally open contact of the forward relay K1 and a normally open contact of the backward relay K2 respectively;
the braking device comprises a brake operating lever, a connecting rod, a brake rod and a brake pad, wherein the brake operating lever is connected with the brake rod through the connecting rod, the two ends of the brake rod are fixedly connected with the brake pad, the brake pad is arranged above the front edge of the mine wheel at the two ends of the driving shaft, the connecting rod is movably connected to the bottom of the frame through a sliding ring, and the two ends of the connecting rod are respectively movably connected with the brake operating lever and the brake rod through hinges.
Further, a distance sensor CJ is further arranged, and the distance sensor CJ is respectively arranged at the front end and the rear end of the electric locomotive and is electrically connected with a control circuit of the electric control device.
Furthermore, a speed sensor CS is also arranged, and the speed sensors CS are respectively arranged at the front end and the rear end of the electric locomotive and are electrically connected with a control circuit of the electric control device.
And furthermore, a normally closed relay KS is further arranged, the normally closed relay KS is connected with a normally closed contact of the distance sensor CJ and a normally closed contact of the speed sensor CS in series and then connected with a direct-current power supply in parallel through a control circuit switch K3, and the forward relay K1 and the backward relay K2 are connected with the direct-current power supply circuit in parallel through a front-back change-over switch SG and a normally open contact of the normally closed relay KS and a control circuit switch K3.
The direct current power supply is formed by connecting 5 sections of 12V storage batteries in series.
Further, a distance indicator light and a speed indicator light are further arranged, and the distance indicator light and the speed indicator light are connected in parallel to the direct-current power supply through a normally-open contact of the distance sensor CJ, a normally-open contact of the speed sensor CS and the control circuit switch K3 respectively.
Further, a distance alarm bell and a speed alarm bell are further arranged, and the distance alarm bell and the speed alarm bell are connected in parallel to the direct-current power supply through a normally open contact of the distance sensor CJ, a normally open contact of the speed sensor CS and the control circuit switch K3 respectively.
Further, a distance alarm bell and a speed alarm bell are further arranged, and the distance alarm bell and the speed alarm bell are connected in parallel to the direct-current power supply through a normally open contact of the distance sensor CJ, a normally open contact of the speed sensor CS and the control circuit switch K3 respectively.
By adopting the structure of the invention, the direct-current power supply of the storage battery, the automatic electric control device and the manual brake device are adopted for braking, the existing rail transportation, simple mechanical braking and chain transmission are adopted, the structure is simple, the processing and the manufacturing are easy, an aerial is not needed, the size is small, the maintenance and the use are convenient, the speed control is more practical, and the performance is safe and reliable.
The obstacle distance measurement and speed measurement sensor, the indicating lamp and the alarm bell are adopted, so that the operation of the motor can be timely reminded, alarmed and stopped under the conditions that the obstacle is close and the speed is too high, the use is safer and more convenient, the safety, the environmental protection and the low consumption are both considered, and the problem of difficult field management of the transportation of the underground electric locomotive of the mine is solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a circuit schematic of the present invention.
Detailed Description
The invention is described in detail below with reference to the following figures and detailed description:
as shown in fig. 1 and 2, the direct current motor traction electric locomotive of the present invention includes a traveling device, a driving device 1, an electric control device 6, and a braking device.
The running gear comprises a frame and four mine car wheels, and the four mine car wheels are respectively and movably connected to two sides of the bottom of the frame 2 through two shafts. One of the two shafts is a driving shaft. The distance between the mine wheel on two sides of the bottom of the frame is adaptive to the track gauge of the mine tunnel motor vehicle track.
The driving device comprises a direct current motor, a direct current power supply and a transmission device. The direct current motor is connected with the input shaft of the transmission device through a chain, the output shaft of the transmission device is connected with the driving shaft of the walking device through the chain, the direct current motor is electrically connected with a direct current power supply through a direct current power supply circuit main switch K, and the direct current power supply is a storage battery.
The electric control device includes a control circuit switch K3, a front-rear changeover switch SG, a control device lever 5, and a control circuit. The control circuit includes a forward relay K1 and a backward relay K2. The forward relay K1 and the backward relay K2 are connected in parallel to the dc power supply through a front-rear changeover switch SG and a control circuit switch K3. The control lever is connected to the front-rear changeover switch SG to operate the front-rear changeover switch SG. The direct current motor is connected in parallel with a direct current power supply through a normally open contact of the forward relay K1 and a normally open contact of the backward relay K2 respectively.
The brake device comprises a brake operating lever 4, a connecting rod 3, a brake rod and a brake pad. The brake control lever is connected with the brake rod through the connecting rod, the two ends of the brake rod are fixedly connected with brake pads, and the brake pads are arranged above the front edge of the mine car at the two ends of the driving shaft. The connecting rod is movably connected to the bottom of the frame through a sliding ring, and two ends of the connecting rod are respectively movably connected with the brake control lever and the brake rod through hinges.
In order to avoid collision with people or other objects during walking, a distance sensor CJ is further provided. The distance sensors CJ are respectively arranged at the front end and the rear end of the electric locomotive and are electrically connected with a control circuit of the electric control device.
In order to avoid too fast speed in the walking process, a speed sensor CS is also arranged. The speed sensors CS are respectively disposed at the front and rear ends of the electric locomotive and electrically connected to a control circuit of the electric control device.
In order to realize automatic control, a normally closed relay KS is further arranged. The normally closed relay KS is connected with a normally closed contact of the distance sensor CJ and a normally closed contact of the speed sensor CS in series and then connected with a direct current power supply in parallel through a control circuit switch K3. The forward relay K1 and the backward relay K2 are connected in parallel with the direct-current power supply circuit through a front-back change-over switch SG and a normally open contact of a normally closed relay KS and a control circuit switch K3.
The DC power supply is preferably a series of 5 batteries of 12V.
In order to facilitate the driver to observe the walking condition, a distance indicating lamp and a speed indicating lamp are further arranged. The distance indicator light and the speed indicator light are respectively connected in parallel with the direct-current power supply through a normally open contact of the distance sensor CJ, a normally open contact of the speed sensor CS and a control circuit switch K3.
In order to facilitate the driver to observe the walking condition, a distance alarm bell and a speed alarm bell are also arranged. The distance alarm bell and the speed alarm bell are respectively connected in parallel with the direct-current power supply through a normally open contact of the distance sensor CJ, a normally open contact of the speed sensor CS and the control circuit switch K3.
And a distance alarm bell and a speed alarm bell can be arranged at the same time. The distance alarm bell and the speed alarm bell are respectively connected in parallel with the direct-current power supply through a normally open contact of the distance sensor CJ, a normally open contact of the speed sensor CS and the control circuit switch K3.
The invention relates to rail transportation, the wheels are old mine car wheels, the track gauge is 600mm, the transmission gear ratio is 1:3, the power is 1.2kw, a mechanical brake adopts lever manual control, and the rear wheel is braked. And the electric control part adopts phase change to control positive and negative rotation. 5 sections of 12V storage batteries are connected in series to drive a 60V direct current motor. The electric elements used in the invention are all the existing common electric elements.
Claims (8)
1. The utility model provides a direct current motor traction electric locomotive which characterized in that: comprises a walking device, a driving device (1), an electric control device (6) and a braking device;
the running gear comprises a frame and four mine wheels, the four mine wheels are respectively and movably connected to two sides of the bottom of the frame (2) through two shafts, one of the two shafts is a driving shaft, and the distance between the mine wheels on two sides of the bottom of the frame is adaptive to the track gauge of a mine roadway electric locomotive track;
the driving device comprises a direct current motor, a direct current power supply and a transmission device, the direct current motor is connected with an input shaft of the transmission device through a chain, an output shaft of the transmission device is connected with a driving shaft of the walking device through the chain, the direct current motor is electrically connected with the direct current power supply through a direct current power supply circuit main switch K, and the direct current power supply is a storage battery;
the electric control device comprises a control circuit switch K3, a front-back change-over switch SG, a control device operating lever (5) and a control circuit, wherein the control circuit comprises a forward relay K1 and a backward relay K2, the forward relay K1 and the backward relay K2 are connected in parallel with a direct-current power supply through the front-back change-over switch SG and the control circuit switch K3, and the control device operating lever is connected with the front-back change-over switch SG to operate the front-back change-over switch SG; the direct current motor is connected in parallel with a direct current power supply through a normally open contact of the forward relay K1 and a normally open contact of the backward relay K2 respectively;
the braking device comprises a brake control lever (4), a connecting rod (3), a brake rod and a brake pad, wherein the brake control lever is connected with the brake rod through the connecting rod, the two ends of the brake rod are fixedly connected with the brake pad, the brake pad is arranged above the front edge of the mine car at the two ends of the driving shaft, the connecting rod is movably connected to the bottom of the frame through a sliding ring, and the two ends of the connecting rod are respectively movably connected with the brake control lever and the brake rod through hinges.
2. The direct current electric motor traction electric locomotive according to claim 1, characterized in that: and the distance sensor CJ is respectively arranged at the front end and the rear end of the electric locomotive and is electrically connected with a control circuit of the electric control device.
3. The direct current electric motor traction electric locomotive according to claim 1, characterized in that: and the speed sensors CS are respectively arranged at the front end and the rear end of the electric locomotive and are electrically connected with a control circuit of the electric control device.
4. A direct current electric motor traction electric locomotive according to claim 1, 2 or 3, characterized in that: the normally closed relay KS is connected with a normally closed contact of the distance sensor CJ and a normally closed contact of the speed sensor CS in series and then connected with a direct-current power supply in parallel through the control circuit switch K3, and the forward relay K1 and the backward relay K2 are connected with a direct-current power supply circuit in parallel through the front and back change-over switch SG and a normally open contact of the normally closed relay KS and the control circuit switch K3.
5. The direct current electric motor traction electric locomotive according to claim 1, characterized in that: the direct current power supply is formed by connecting 5 sections of 12V storage batteries in series.
6. A direct current electric motor traction electric locomotive according to claim 1, 2 or 3, characterized in that: and the distance indicator lamp and the speed indicator lamp are respectively connected in parallel with the direct-current power supply through a normally open contact of the distance sensor CJ, a normally open contact of the speed sensor CS and a control circuit switch K3.
7. A direct current electric motor traction electric locomotive according to claim 1, 2 or 3, characterized in that: the distance alarm bell and the speed alarm bell are connected in parallel to the direct-current power supply through a normally open contact of the distance sensor CJ, a normally open contact of the speed sensor CS and the control circuit switch K3 respectively.
8. The direct current electric motor traction electric locomotive according to claim 6, characterized in that: the distance alarm bell and the speed alarm bell are connected in parallel to the direct-current power supply through a normally open contact of the distance sensor CJ, a normally open contact of the speed sensor CS and the control circuit switch K3 respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911185384.8A CN110843807A (en) | 2019-11-27 | 2019-11-27 | Direct current motor traction electric locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911185384.8A CN110843807A (en) | 2019-11-27 | 2019-11-27 | Direct current motor traction electric locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110843807A true CN110843807A (en) | 2020-02-28 |
Family
ID=69605705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911185384.8A Withdrawn CN110843807A (en) | 2019-11-27 | 2019-11-27 | Direct current motor traction electric locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110843807A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112026841A (en) * | 2020-09-14 | 2020-12-04 | 中国建筑第八工程局有限公司 | Rail transport vehicle with brake system and brake method thereof |
-
2019
- 2019-11-27 CN CN201911185384.8A patent/CN110843807A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112026841A (en) * | 2020-09-14 | 2020-12-04 | 中国建筑第八工程局有限公司 | Rail transport vehicle with brake system and brake method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200228 |