CN211995550U - Running gear with brake mechanism for mining narrow gauge electric locomotive - Google Patents
Running gear with brake mechanism for mining narrow gauge electric locomotive Download PDFInfo
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- CN211995550U CN211995550U CN202020561218.5U CN202020561218U CN211995550U CN 211995550 U CN211995550 U CN 211995550U CN 202020561218 U CN202020561218 U CN 202020561218U CN 211995550 U CN211995550 U CN 211995550U
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Abstract
The invention discloses a traveling device with a braking mechanism for a mining narrow gauge electric locomotive, which comprises wheels, a direct drive motor, a connecting piece, a braking piece, a guide shaft and a guide seat, wherein the wheels are assembled at two sides of an output shaft of the direct drive motor, the connecting piece is connected to the direct drive motor, the connecting piece is provided with the guide seat, the guide shaft penetrates through the guide seat to be connected to the braking piece, and the guide shaft can reciprocate in the guide seat under the driving of external force so as to enable the braking piece to compress and brake the wheels or release the braking. The braking part is connected to the guide seat of the motor connecting piece through the guide shaft, the braking integrity and the guidance performance are good, the friction braking binding surface is large, the relative position of the braking part and the wheel is fixed, the braking is stable, the braking effect is good, and the friction flutter and the friction noise caused by the displacement deviation between the braking part and the wheel due to the shaking of the locomotive in the prior art are overcome.
Description
Technical Field
The invention relates to the technical field of mining electric locomotives, in particular to a traveling device with a braking mechanism for a mining narrow gauge electric locomotive.
Background
In the mine transportation equipment, an electric locomotive is the main equipment for mine transportation in China at present and is mainly used for hauling a mine car group, transporting minerals, equipment and personnel. At present, most of mining electric locomotives adopt a mechanical hand wheel braking mode, namely, a branch force arm, a connecting rod, a transmission rod, an adjusting screw and the like are driven by the rotation of a hand wheel to transmit braking force to a brake block, so that the brake block compresses a friction wheel to achieve a braking effect. This braking mode: 1. the transmission parts are more, the structure is complex and heavy, and corresponding fault points are more; 2. the idle stroke distance is large, the hand wheel needs to rotate 2-3 circles to brake, the braking reaction is slow, the braking distance is long, and the braking efficiency is low; 3. the labor intensity of manual operation is high, the work is hard, and the braking force is too soft, so that the braking torque is small; 4. the mechanical transmission synchronism is poor, the corresponding brake blocks on the two sides need to be adjusted repeatedly, the friction is not uniform, the brake is unbalanced, the brake effect and reliability are poor, and the phenomena of friction shake, friction noise and the like can occur; 5. a braking hand wheel needs to be arranged in the cab, so that the cab space is occupied, and the driving comfort is reduced; 6. can only be used in low-speed running of the locomotive and can not meet the requirement of emergency braking of the locomotive.
Because the restriction in the aspect of electric locomotive inner space structure and electrical control, hydraulic braking uses less in mining electric locomotive, and the hydraulic braking who uses in the current mining electric locomotive has: 1. the structure adopts a manual or pedal mode, so that the operation is labor-consuming, sufficient brake oil is not available, the braking force is small, the braking speed is low, and the structure can only be applied to electric locomotives with small tonnage, such as 2.5T and the like; 2. the hydraulic cylinder is utilized to drive the friction plate to clamp and assemble the brake disc on the wheel shaft of the locomotive, the structure only exists in the prior theoretical technology, the installation space of the brake disc and the hydraulic cylinder is narrow and small due to the limitation of the space and the position in the locomotive in actual use, and the mode is basically in an unrealizable state.
Disclosure of Invention
The braking part is connected to a connecting piece of the motor through a guide shaft, the braking integrity and the guidance quality are good, the friction braking binding surface is large, the relative position of the braking part and wheels is fixed, the braking is stable, the braking effect is good, and the service life is long.
In order to achieve the purpose of the invention, the invention adopts the technical scheme that: the utility model provides a mining narrow gauge is running gear of taking brake mechanism for locomotive, includes wheel 1, directly drives motor 2, connecting piece 4, braking piece 3, its characterized in that: the wheel braking device is characterized by further comprising a guide shaft 5 and a guide seat 6, the wheel 1 is assembled on two sides of an output shaft of the direct drive motor 2, the connecting piece 4 is connected to the direct drive motor 2, the guide seat 6 is arranged on the connecting piece 4, the guide shaft 5 penetrates through the guide seat 6 to be connected to the braking piece 3, and the guide shaft 5 can reciprocate in the guide seat 6 under the driving of external force, so that the braking piece 3 can compress and brake the wheel 1 or brake the wheel 1.
The running gear with the brake mechanism for the mining narrow gauge electric locomotive is further characterized in that: the guide shaft 5 is a single guide shaft or a plurality of guide shafts arranged side by side; the shell of the direct drive motor 2 and the connecting piece 4 are integrally processed and manufactured into an integral structure, or are respectively processed and then assembled into an integral fixed structure; the guide shaft 5 is further provided with a spring 7, the spring 7 is arranged between the guide seat and the braking part, and the braking part can compress and brake the wheel by releasing elastic force of the spring.
The running gear with the brake mechanism for the mining narrow gauge electric locomotive is further characterized in that: the guide shaft 5 can be directly connected with a hydraulic cylinder, or the guide shaft 5 penetrates through a transmission mechanism to be connected with the hydraulic cylinder, when the hydraulic cylinder is driven by pressure liquid to stretch the guide shaft to act, a spring on the guide shaft is further compressed, and the guide shaft is connected with a braking part to be separated from the wheels to release braking; when the hydraulic pressure in the hydraulic cylinder is unloaded, the compressed spring on the guide shaft releases the elastic force thereof to drive the braking part to compress and brake the wheel.
The invention also relates to a running gear with a braking mechanism for a mining narrow gauge electric locomotive, which comprises a wheel pair 10, a primary transmission motor 9, a connecting piece 4 and a braking piece 3, and is characterized in that: the wheel set is further provided with a guide shaft 5 and a guide seat 6, the primary transmission motor 9 is assembled on a wheel shaft of the wheel set 10, the connecting piece 4 is connected to the primary transmission motor 9, the guide seat 6 is arranged on the connecting piece 4, the guide shaft 5 penetrates through the guide seat 6 and is connected to the braking piece 3, and the guide shaft 5 can reciprocate in the guide seat 6 under the driving of external force, so that the braking piece 3 can compress and brake or brake the wheels of the wheel set 10.
The running gear with the brake mechanism for the mining narrow gauge electric locomotive is further characterized in that: the guide shaft 5 is a single guide shaft or a plurality of guide shafts arranged side by side; the shell of the primary transmission motor 9 and the connecting piece 4 are integrally processed and manufactured into an integral structure, or are respectively processed and then assembled into an integral fixed structure; the guide shaft 5 is further provided with a spring 7, the spring 7 is arranged between the guide seat and the braking part, and the braking part can compress and brake the wheels of the wheel pair by releasing elastic force of the spring.
The running gear with the brake mechanism for the mining narrow gauge electric locomotive is further characterized in that: the guide shaft 5 can be directly connected with a hydraulic cylinder, or the guide shaft 5 is connected with the hydraulic cylinder through a transmission mechanism, when the hydraulic cylinder is driven by pressure liquid to stretch the guide shaft to act, a spring on the guide shaft is further compressed, and the guide shaft is connected with a braking part and is separated from wheels of the wheel pair to release braking; when the hydraulic pressure in the hydraulic cylinder is unloaded, the compressed spring on the guide shaft releases the elastic force thereof to drive the braking part to compress and brake the wheels of the wheel pair.
Has the advantages that:
1. the braking part is connected to the connecting piece of the motor through the guide shaft, so that the braking device is simple in structure, good in braking integrity and guidance performance and large in friction braking binding surface, and the position deviation between the braking part and the wheel caused by the shaking of the locomotive in operation is overcome.
2. The braking part and the wheels of the invention have fixed relative positions, stable braking, good braking effect and long service life, and overcome the friction chatter and friction noise of the braking part and the wheels caused by the shaking of the locomotive.
3. The device drives the braking piece and the wheel to compress and brake through the elastic force released by the spring, the braking reaction speed is high, the braking torque is large, and the safety is high.
4. When the device is parked, the braking piece is driven to be always in a pressing state by the elastic force released by the spring, and the parking braking is safe and high in reliability.
Drawings
Fig. 1 is a schematic structural diagram (single guide shaft) of a running gear with a brake mechanism for a narrow-gauge mining electric locomotive in embodiment 1.
Fig. 2 is a schematic structural diagram (a plurality of guide shafts) of a running gear with a brake mechanism for the narrow gauge electric locomotive for mining in embodiment 1.
Fig. 3 is a schematic structural diagram of a running gear with a brake mechanism (spring brake mechanism) for the narrow gauge mining electric locomotive in embodiment 1.
Fig. 4 is a schematic structural diagram (hydraulic cylinder drive) of a running gear with a brake mechanism for the narrow gauge electric locomotive for mining according to embodiment 1.
Fig. 5 is a schematic structural diagram (hydraulic cylinder drive) of a running gear with a brake mechanism for the narrow gauge electric locomotive for mining according to embodiment 1.
Fig. 6 is a schematic structural view (hydraulic cylinder drive) of a running gear with a brake mechanism for the narrow gauge electric locomotive for mining according to embodiment 1.
Fig. 7 is a schematic structural view (single guide shaft) of a running gear with a brake mechanism for the narrow gauge electric locomotive for mining of embodiment 2.
Fig. 8 is a schematic structural diagram (a plurality of guide shafts) of a running gear with a brake mechanism for the narrow gauge electric locomotive for mining according to embodiment 2.
Fig. 9 is a schematic structural view of a running gear with a brake mechanism (spring brake mechanism) for the narrow gauge electric mining locomotive in embodiment 2.
Fig. 10 is a schematic structural view (hydraulic cylinder drive) of a running gear with a brake mechanism for the narrow gauge electric locomotive for mining of embodiment 2.
Fig. 11 is a schematic structural view (hydraulic cylinder drive) of a running gear with a brake mechanism for the narrow gauge electric locomotive for mining of embodiment 2.
Fig. 12 is a schematic structural view (hydraulic cylinder drive) of a running gear with a brake mechanism for the narrow gauge electric locomotive for mining of embodiment 2.
In the figure, 1 is a wheel; 2 is a direct drive motor; 3 is a braking part; 4 is a connecting piece; 5 is a guide shaft; 6 is a guide seat; 7 is a spring; 8 is a hydraulic cylinder; 9 is a primary transmission motor; and 10 is a wheel pair.
Detailed Description
The technical solution of the present invention is further described by the following embodiments with reference to the accompanying drawings.
Example 1: direct drive motor
Fig. 1-6 are schematic structural views of a running gear with a braking mechanism for the narrow gauge electric locomotive for mining in embodiment 1.
The running gear with the braking mechanism for the mining narrow gauge electric locomotive comprises wheels 1, a direct drive motor 2, a connecting piece 4, a braking piece 3, a guide shaft 5 and a guide seat 6. The wheel 1 is assembled on two sides of an output shaft of the direct drive motor 2, the connecting piece 4 is connected to a shell of the direct drive motor 2, the guide seats 6 are arranged on two sides of the connecting piece 4, and the guide shaft 5 penetrates through the guide seats 6 and is connected to the braking piece 3. The guide shaft 5 of the device can reciprocate in the guide seat 6 under the drive of external force, so that the braking part 3 can compress and brake or release the brake of the wheel 1.
The guide shaft 5 of this embodiment may be a single guide shaft driving the braking member to move, or a plurality of parallel guide shafts driving the braking member to move together, for example, fig. 1 is a structure diagram of a single guide shaft driving the braking member, and fig. 2 is a structure diagram of a plurality of parallel guide shafts driving the braking member.
Fig. 3 is a schematic structural view of a running gear with a brake mechanism (spring brake mechanism) for the mining narrow gauge electric locomotive according to the embodiment. The braking mechanism can be internally provided with a spring: the running gear with the brake mechanism for the mining narrow gauge electric locomotive comprises wheels 1, a direct drive motor 2, a connecting piece 4, a brake piece 3, a guide shaft 5, a guide seat 6 and a spring 7. The wheel 1 is assembled on two sides of an output shaft of the direct drive motor 2, the connecting piece 4 is connected to a shell of the direct drive motor 2, the guide seats 6 are arranged on two sides of the connecting piece 4, the guide shaft 5 penetrates through the guide seats 6 to be connected to the braking piece 3, and the spring 7 is assembled on the guide shaft 5 and placed between the guide seats 6 and the braking piece 3. The device releases the elastic force through the spring 7 to enable the braking part 3 to press the wheel 1 for braking.
The spring 7 of the embodiment drives the braking part 3 to press the wheel 1 for braking by releasing the self elastic force, and the walking device can not walk; under the drive of an external power executing element (such as a hydraulic cylinder, an air cylinder and the like), the guide shaft 5 overcomes the elastic force of the spring to drive the braking part 3 to be separated from the wheel 1 to release braking, and the running gear can run.
The power actuators may be hydraulic cylinders, as shown in FIG. 4: the hydraulic cylinder 8 is fixed on the connecting piece 3, a piston rod of the hydraulic cylinder 8 is directly connected with the guide shaft 5, when the piston rod of the hydraulic cylinder 8 is driven by pressure liquid to retract, the piston rod drives the guide shaft 5 to move, a spring 7 on the guide shaft 5 is further compressed, the guide shaft 5 is connected with the braking piece 3 and is separated from the wheel 1 to release braking, and the traveling device can run; when the pressure of the liquid in the hydraulic cylinder 8 is unloaded, the compressed spring 7 on the guide shaft releases the elastic force thereof to drive the braking part 3 to press the wheel 1 for braking, the walking device can not walk, and the spring also drives the piston rod of the hydraulic cylinder to extend and reset.
The power actuators may be hydraulic cylinders, as shown in FIG. 5: the hydraulic cylinder 8 is fixed on the connecting piece 3, a piston rod of the hydraulic cylinder 8 is connected with the two guide shafts 5 through a transmission mechanism, when the piston rod of the hydraulic cylinder 8 is driven by pressure liquid to retract, the piston rod drives the guide shafts 5 to act through the transmission mechanism (the transmission mechanism can be a chain wheel chain or a pulley steel wire rope), a spring 7 on the guide shafts 5 is further compressed, the guide shafts 5 are connected with the braking piece 3 and separated from the wheels 1 to release braking, and the traveling device can run; when the pressure of the liquid in the hydraulic cylinder 8 is unloaded, the compressed spring 7 on the guide shaft releases the elastic force thereof to drive the braking part 3 to press the wheel 1 for braking, the walking device can not walk, and the spring also drives the piston rod of the hydraulic cylinder to extend and reset.
The power actuators may be hydraulic cylinders, as shown in FIG. 6: the hydraulic cylinder 8 is fixed on the connecting piece 3, a piston rod of the hydraulic cylinder 8 is connected with the two guide shafts 5 through a transmission mechanism (the transmission mechanism can be a connecting rod), when the piston rod of the hydraulic cylinder 8 is driven by pressure liquid to extend, the piston rod drives the guide shafts 5 to act through the transmission mechanism, a spring 7 on the guide shafts 5 is further compressed, the guide shafts 5 are connected with the braking piece 3 and separated from the wheels 1 to release braking, and the traveling device can run; when the pressure of the liquid in the hydraulic cylinder 8 is unloaded, the compressed spring 7 on the guide shaft releases the elastic force thereof to drive the braking part 3 to press the wheel 1 for braking, the walking device can not walk, and the spring also drives the piston rod of the hydraulic cylinder to retract and reset.
The direct drive motor housing and the connecting member of the embodiment 1 can be manufactured as an integral structure through integral processing, and can also be assembled as an integral fixed structure after being processed respectively, for example: the connecting piece can be welded or cast on the direct drive motor shell to be integrally processed, or the connecting piece and the direct drive motor shell are respectively processed and then fixed on the direct drive motor shell by bolts.
Example 2: one-stage transmission structure
Fig. 7-12 are schematic structural views of a running gear with a braking mechanism for the narrow gauge electric locomotive for mining of embodiment 2.
The running gear with the brake mechanism for the mining narrow gauge electric locomotive comprises a wheel pair 10, a primary transmission motor 9, a connecting piece 4, a guide seat 6, a brake piece 3 and a guide shaft 5. The motor is a primary transmission motor 9, the primary transmission motor 9 is assembled in the middle of a wheel shaft of the wheel pair 10, the connecting piece 4 is connected to a shell of the primary transmission motor 9, guide seats 6 are arranged on two sides of the connecting piece 4, and the guide shaft 5 penetrates through the guide seats 6 and is connected to the braking piece 3. The guide shaft 5 of the device can reciprocate in the guide seat 6 under the drive of external force, so that the braking part 3 can compress and brake or release the brake of the wheel pair 10.
The guide shaft 5 of this embodiment may be a single guide shaft driving the braking member to move, or a plurality of parallel guide shafts driving the braking member to move together, for example, fig. 7 is a structure diagram of a single guide shaft driving the braking member, and fig. 8 is a structure diagram of a plurality of parallel guide shafts driving the braking member.
Fig. 9 is a schematic structural view of a running gear with a brake mechanism (spring brake mechanism) for the narrow gauge electric mining locomotive in embodiment 2. A spring 9 can be arranged in the braking mechanism: the running gear with the brake mechanism for the mining narrow gauge electric locomotive comprises a wheel pair 10, a primary transmission motor 9, a connecting piece 4, a guide seat 6, a brake piece 3, a guide shaft 5 and a spring 7. The motor is a primary transmission motor 9, the primary transmission motor 9 is assembled in the middle of a wheel shaft of the wheel pair 10, the connecting piece 4 is connected to a shell of the primary transmission motor 9, guide seats 6 are arranged on two sides of the connecting piece 4, the guide shaft 5 penetrates through the guide seats 6 to be connected to the braking piece 3, and the spring 7 is assembled on the guide shaft 5 and placed between the guide seats 6 and the braking piece 3. The device enables the braking part 3 to press the wheels of the wheel set 10 to brake by releasing the elastic force through the spring 7.
The spring 7 of the embodiment drives the braking part to press the wheels of the wheel set 10 to brake by releasing the elastic force of the spring, and the walking device cannot walk; under the drive of an external power actuating element (such as a hydraulic cylinder, an air cylinder and the like), the guide shaft overcomes the elastic force of the spring 7 to drive the braking part 3 to be separated from the wheels of the wheel pair 10 to release braking, and the running gear can run.
The power actuators may be hydraulic cylinders, as shown in FIG. 10: the hydraulic cylinder 8 is fixed on the connecting piece 3, a piston rod of the hydraulic cylinder 8 is directly connected with the guide shaft 5, when the piston rod of the hydraulic cylinder 8 is driven by pressure liquid to retract, the piston rod drives the guide shaft 5 to move, a spring 7 on the guide shaft 5 is further compressed, the guide shaft 5 is connected with the braking piece 3 and is separated from wheels of the wheel pair 10 to release braking, and the traveling device can operate; when the pressure of the liquid in the hydraulic cylinder 8 is unloaded, the compressed spring 7 on the guide shaft releases the elastic force thereof to drive the braking part 3 to press the wheels of the wheel set 10 for braking, the walking device can not walk, and the spring also drives the piston rod of the hydraulic cylinder to extend and reset.
The power actuators may be hydraulic cylinders, as shown in FIG. 11: the hydraulic cylinder 8 is fixed on the connecting piece 3, a piston rod of the hydraulic cylinder 8 is connected with the two guide shafts 5 through a transmission mechanism (the transmission mechanism can be a chain wheel chain or a pulley steel wire rope), when the piston rod of the hydraulic cylinder 8 is driven by pressure liquid to retract, the piston rod drives the guide shafts 5 to act through the transmission mechanism, the springs 7 on the guide shafts 5 are further compressed, the guide shafts 5 are connected with the braking piece 3 and separated from wheels of the wheel pair 10 to release braking, and the running device can run; when the pressure of the liquid in the hydraulic cylinder 8 is unloaded, the compressed spring 7 on the guide shaft releases the elastic force thereof to drive the braking part 3 to press the wheels of the wheel set 10 for braking, the walking device can not walk, and the spring also drives the piston rod of the hydraulic cylinder to extend and reset.
The power actuators may be hydraulic cylinders, as shown in fig. 12: the hydraulic cylinder 8 is fixed on the connecting piece 3, a piston rod of the hydraulic cylinder 8 is connected with the two guide shafts 5 through a transmission mechanism (the transmission mechanism can be a connecting rod), when the piston rod of the hydraulic cylinder 8 is driven by pressure liquid to extend, the piston rod drives the guide shafts 5 to act through the transmission mechanism, the springs 7 on the guide shafts 5 are further compressed, the guide shafts 5 are connected with the braking piece 3 and are separated from the wheels of the wheel pair 10 to release braking, and the running device can run; when the pressure of the liquid in the hydraulic cylinder 8 is unloaded, the compressed spring 7 on the guide shaft releases the elastic force to drive the braking part 3 to press the wheel set 10 for braking, the walking device can not walk, and the spring also drives the piston rod of the hydraulic cylinder to retract and reset.
The first-stage transmission motor housing and the connecting member of the embodiment 2 can be integrally manufactured into an integral structure, or can be respectively manufactured and then assembled into an integral fixed structure, for example: the connecting piece can be welded or cast on the shell of the primary transmission motor to be integrally processed, or the connecting piece and the shell of the primary transmission motor are respectively processed and then fixed on the shell of the primary transmission motor by bolts.
The above-mentioned embodiments are merely illustrative of the present invention, and not restrictive, and it should be understood that various changes and modifications in the spirit and scope of the invention may be made by those skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a mining narrow gauge motor car is with walking device of taking brake mechanism, includes wheel (1), directly drives motor (2), connecting piece (4), braking part (3), its characterized in that: the wheel brake device is characterized by further comprising a guide shaft (5) and a guide seat (6), wherein the wheel (1) is assembled on two sides of an output shaft of the direct-drive motor (2), the connecting piece (4) is connected to the direct-drive motor (2), the guide seat (6) is arranged on the connecting piece (4), the guide shaft (5) penetrates through the guide seat (6) to be connected to the brake piece (3), and the guide shaft (5) can be driven by external force to reciprocate in the guide seat (6) so that the brake piece (3) can compress and brake or brake the wheel (1).
2. The running gear with the brake mechanism for the narrow-gauge electric locomotive for the mine according to claim 1, characterized in that: the guide shaft (5) is a single guide shaft or a plurality of guide shafts arranged side by side.
3. The running gear with the brake mechanism for the narrow-gauge electric mining locomotive according to claim 1 or 2, characterized in that: the guide shaft (5) is further provided with a spring (7), the spring (7) is arranged between the guide seat and the braking part, and the braking part can be pressed and braked by the spring when the spring releases elastic force.
4. The running gear with the brake mechanism for the narrow-gauge electric locomotive for the mine according to claim 3, characterized in that: the guide shaft (5) can be directly connected with a hydraulic cylinder, or the guide shaft (5) penetrates through a transmission mechanism to be connected with the hydraulic cylinder, when the hydraulic cylinder is driven by pressure liquid to stretch the guide shaft to act, a spring on the guide shaft is further compressed, and the guide shaft is connected with a braking part to be separated from the wheels to release braking; when the hydraulic pressure in the hydraulic cylinder is unloaded, the compressed spring on the guide shaft releases the elastic force thereof to drive the braking part to compress and brake the wheel.
5. The running gear with the brake mechanism for the narrow-gauge electric locomotive for the mine according to claim 1, characterized in that: the shell of the direct drive motor (2) and the connecting piece (4) are integrally processed and manufactured into an integral structure, or are respectively processed and then assembled into an integral fixed structure.
6. The utility model provides a mining narrow gauge is running gear of taking brake mechanism for locomotive, includes wheel pair (10), one-level transmission motor (9), connecting piece (4), braking piece (3), its characterized in that: the wheel braking device is characterized by further comprising a guide shaft (5) and a guide seat (6), the primary transmission motor (9) is assembled on a wheel shaft of the wheel pair (10), the connecting piece (4) is connected to the primary transmission motor (9), the guide seat (6) is arranged on the connecting piece (4), the guide shaft (5) penetrates through the guide seat (6) to be connected to the braking piece (3), and the guide shaft (5) can reciprocate in the guide seat (6) under the driving of external force, so that the braking piece (3) can compress and brake or brake the wheels of the wheel pair (10).
7. The running gear with the brake mechanism for the narrow-gauge electric locomotive for the mine according to claim 6, is characterized in that: the guide shaft (5) is a single guide shaft or a plurality of guide shafts arranged side by side.
8. The running gear with the brake mechanism for the narrow-gauge electric mining locomotive according to claim 6 or 7, characterized in that: the wheel pair braking device is characterized in that a spring (7) is further arranged on the guide shaft (5), the spring (7) is arranged between the guide seat and the braking part, and the braking part can compress and brake wheels of the wheel pair by releasing elastic force of the spring.
9. The running gear with the brake mechanism for the narrow-gauge electric locomotive for the mine according to claim 8, is characterized in that: the guide shaft (5) can be directly connected with a hydraulic cylinder, or the guide shaft (5) penetrates through a transmission mechanism to be connected with the hydraulic cylinder, when the hydraulic cylinder is driven by pressure liquid to stretch the guide shaft to act, a spring on the guide shaft is further compressed, and a braking part connected with the guide shaft is separated from wheels of the wheel pair to release braking; when the hydraulic pressure in the hydraulic cylinder is unloaded, the compressed spring on the guide shaft releases the elastic force thereof to drive the braking part to compress and brake the wheels of the wheel pair.
10. The running gear with the brake mechanism for the narrow-gauge electric locomotive for the mine according to claim 6, is characterized in that: the shell of the primary transmission motor (9) and the connecting piece (4) are integrally processed and manufactured into an integral structure, or are respectively processed and then assembled into an integral fixed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020561218.5U CN211995550U (en) | 2020-04-14 | 2020-04-14 | Running gear with brake mechanism for mining narrow gauge electric locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020561218.5U CN211995550U (en) | 2020-04-14 | 2020-04-14 | Running gear with brake mechanism for mining narrow gauge electric locomotive |
Publications (1)
| Publication Number | Publication Date |
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| CN211995550U true CN211995550U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020561218.5U Active CN211995550U (en) | 2020-04-14 | 2020-04-14 | Running gear with brake mechanism for mining narrow gauge electric locomotive |
Country Status (1)
| Country | Link |
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| CN (1) | CN211995550U (en) |
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2020
- 2020-04-14 CN CN202020561218.5U patent/CN211995550U/en active Active
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