Electric locomotive bogie traction power supply

Abstract

The utility model provides an electric locomotive bogie traction power supply, and belongs to the technical field of electric locomotives. The traction power supply of the electric locomotive bogie comprises a box body and a wire harness box, a push handle is installed on the surface of the box body, the wire harness box is installed on the side wall of the box body, a wire bunching mechanism is installed in the wire harness box and used for winding a wire harness, the wire bunching mechanism comprises a winding roller, a limiting seat and limiting teeth, the winding roller is rotationally installed in the wire harness box, and the wire harness is wound on the surface of the winding roller. And a first rotating shaft is fixedly mounted on the side wall of the winding roller. According to the utility model, through the arrangement of the wire bunching mechanism, the poking rod is pressed downwards to drive the clamping teeth to move downwards, and the separation state of the clamping teeth and the limiting teeth is kept, so that the winding roller can be driven to rotate through the rotating handle to release or wind a wire harness; and after use, the push rod is pressed, the driving block is separated from the positioning block, the first spring is reset, the clamping teeth are driven to be clamped into the limiting teeth again, the winding roller can be limited again, and the winding roller is prevented from rotating freely, so that the wire harness is prevented from loosening.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric locomotive technical field, specifically, electric locomotive bogie traction power supply. BACKGROUND

[0002] The locomotive bogie is an extremely important part of the train, which mainly bears the load of the train, the transmission, the running curve during turning and the force on the uneven route during the train operation, so the safety performance of the bogie needs to be ensured before, during and after the train starts running, so the maintenance of the bogie is crucial. During the maintenance, in order to facilitate the movement of the bogie, a towing power supply is usually used to supply power to the asynchronous motor on the bogie to realize the movement of the bogie.

[0003] However, the towing power supply often needs to be connected with a long lead during use, which makes it inconvenient to wind the lead after use and causes pollution on the surface of the lead during movement. UTILITY MODEL CONTENTS

[0004] In order to make up for the above shortcomings, the utility model provides a kind of electric locomotive bogie traction power supply to overcome the above technical problems or at least partially solve the above problems.

[0005] The utility model is realized as follows:

[0006] The utility model provides a kind of electric locomotive bogie traction power supply, including box and wire harness box, the box surface is equipped with push handle, is used to push box, the wire harness box is installed in the lateral wall of box, the wire harness box is equipped with the wire harness mechanism in, is used to wind wire harness, the wire harness mechanism includes:

[0007] Winding roller, the winding roller is rotatably installed in wire harness box, the winding roller surface is wound with wire harness, the first rotating shaft is fixedly installed on the lateral wall of winding roller;

[0008] Limiting seat, the limiting seat is fixedly installed on the lateral wall of wire harness box;

[0009] Limiting tooth, the limiting tooth is fixedly installed on the surface of first rotating shaft, the clamping tooth is slidably installed in the limiting seat, the clamping tooth is matched with limiting tooth.

[0010] In one preferred scheme, the first rotating shaft one end is fixedly installed with handle, is used to rotate winding roller, the limiting seat is fixedly installed with first spring, one end of the first spring is fixedly connected with clamping tooth, the other end of the first spring is fixedly connected with limiting seat, is used to drive clamping tooth and enter limiting tooth.

[0011] In one preferred scheme, the clamping tooth lateral wall is fixedly installed with push rod, is used to push clamping tooth and separate limiting tooth.

[0012] In a preferred scheme, the rear part of the clamping tooth is fixedly provided with a positioning block, the inner cavity of the limiting seat is slidably provided with a pressing plate, the surface of the pressing plate is fixedly provided with a driving block, and the driving block and the positioning block are both provided in a wedge shape.

[0013] In a preferred scheme, the inner cavity of the limiting seat is fixedly provided with a second spring, one end of the second spring is fixedly connected with the limiting seat, the other end of the second spring is fixedly connected with the pressing plate, the second spring is used for driving the driving block to abut against the side wall of the positioning block, the side wall of the pressing plate is fixedly provided with a push rod, and the push rod is used for pushing the driving block to separate from the positioning block.

[0014] In a preferred scheme, the surface of the wire harness box is provided with a cleaning mechanism for cleaning the wire harness, the cleaning mechanism comprises a second rotating shaft, a cleaning roller and brush hairs, the second rotating shaft is symmetrically and rotatably arranged in the inner cavity of the wire harness box, the surface of the second rotating shaft is fixedly provided with the cleaning roller, and the surface of the cleaning roller is provided with the brush hairs.

[0015] In a preferred scheme, the surfaces of the two second rotating shafts are both fixedly provided with gears, the two gears are engaged with each other, the surface of the lower second rotating shaft is fixedly provided with a first belt pulley, the surface of the first rotating shaft is fixedly provided with a second belt pulley, and a belt is connected between the first belt pulley and the second belt pulley.

[0016] In a preferred scheme, the inner wall of the wire harness box is symmetrically and fixedly provided with supports, the inner cavities of the supports are symmetrically and slidably provided with supporting rods, one end of each of the two supporting rods is fixedly provided with a cleaning sponge for wiping the wire harness, the surface of each supporting rod is sleeved with a third spring, one end of each third spring is fixedly connected with the support, the other end of each third spring is fixedly connected with the cleaning sponge, and the third spring is used for driving the cleaning sponge to tightly adhere to the surface of the wire harness.

[0017] The electric locomotive bogie traction power supply has the following beneficial effects:

[0018] 1. By arranging the wire harness cleaning mechanism, the clamping tooth is driven to move downward by pressing the lever, the disengagement state of the clamping tooth and the limiting tooth is maintained, the release or winding of the wire harness can be realized by rotating the winding roller driven by the rotating handle, after use, the push rod is pressed to drive the driving block to separate from the positioning block, the first spring is reset, the clamping tooth is driven to re-enter the limiting tooth, the winding roller can be positioned again, and the free rotation of the winding roller is prevented, so that the wire harness is prevented from loosening.

[0019] 2. By arranging the cleaning mechanism, the lower second rotating shaft is synchronously rotated by the belt, the upper second rotating shaft is reversely rotated by the gear, the impurities adhered to the surface of the wire harness are synchronously cleaned by the cleaning roller and the brush hairs, the wire harness is prevented from being damaged, and the cleaning sponge can also be used to wipe the surface of the wire harness, so that the cleaning effect is improved. Attached Figure Description

[0020] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this utility model and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0021] Figure 1 This is a perspective view provided by an embodiment of the present utility model;

[0022] Figure 2 A schematic diagram of the front cross-sectional structure provided for an embodiment of this utility model;

[0023] Figure 3 Provided for the embodiments of this utility model Figure 2 Enlarged view of point A in the middle;

[0024] Figure 4 Partial exploded views provided for embodiments of this utility model;

[0025] Figure 5 A top perspective view of the wire harness box provided for an embodiment of this utility model;

[0026] Figure 6 Provided for the embodiments of this utility model Figure 5 Enlarged view at point B in the middle;

[0027] Figure 7 A system architecture diagram provided for embodiments of this utility model.

[0028] In the diagram: 1. Box body; 2. Push handle; 3. Wire harness box; 4. Wire harness mechanism; 401. Take-up roller; 402. First rotating shaft; 403. Rotary handle; 404. Limit seat; 405. Limiting tooth; 406. Clamping tooth; 407. First spring; 408. Lever; 409. Positioning block; 410. Pressure plate; 411. Drive block; 412. Second spring; 413. Push rod; 5. Cleaning mechanism; 501. Second rotating shaft; 502. Cleaning roller; 503. Brush bristles; 504. Gear; 505. First pulley; 506. Second pulley; 507. Bracket; 508. Support rod; 509. Cleaning sponge; 510. Third spring. Detailed Implementation

[0029] In order to make the purpose, technical scheme and advantages of the utility model embodiment clearer, the technical scheme in the utility model embodiment will be clearly and completely described below in combination with the drawings in the utility model embodiment. Obviously, the described embodiment is part of the utility model, rather than all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0030] With reference to Figures 1-7 The utility model provides a kind of technical scheme: a electric locomotive bogie traction power supply, including box 1 and wiring harness box 3, box 1 surface is equipped with push handle 2, for pushing box 1, wiring harness box 3 is installed in the side wall of box 1, when locomotive temporary repair, section repair and senior repair, bogie needs to be disassembled with locomotive, and individual maintenance is carried out, due to the requirement of repair process, the position of bogie needs to be adjusted frequently.Currently, manual pushing mode is generally used when on-site repair, and there are great safety hazards in stopping when bogie rolls, whether using iron shoe to block or using worker pushing mode.And limited by site, repair operation process is complex, and each link is restricted.Currently, manual pushing is mainly used, and there is no related auxiliary transfer equipment.Based on the above problems, the present scheme designs a special traction power supply, which uses power supply to power the asynchronous motor on bogie, to realize the movement of bogie, and when bogie is in place and needs to be braked, power supply is converted into DC braking mode to brake motor.The power supply device uses battery power supply, and can be placed or hung on bogie when used, and walks with bogie together.Using the power supply device can reduce the number of workers to one when bogie is moved, and greatly reduce the working intensity of workers.

[0031] The electric locomotive bogie traction power supply device is mainly composed of a DSP central processing unit, an input / output voltage detection unit, a current detection unit, an IGBT isolation driving unit and an IGBT main circuit.The DSP master control unit realizes accurate control and protection of IGBT through real-time signal processing and dynamic adjustment by combining internal PWM generation and closed-loop control algorithm, coordinates various hardware modules and optimizes the algorithm to achieve the stability and efficiency of the whole device;The IGBT isolation driving unit is the intermediate bridge between the master control and the IGBT module, to realize signal amplification, control, state detection and fault protection of IGBT, and can handle faults in a very short time through internal feedback mechanism;The IGBT main circuit realizes closed-loop control of motor through control signal, and guarantees the running state of motor.

[0032] With reference to Figures 1-6In a preferred implementation, the wire harness box 3 is provided with a wire harness winding mechanism 4 for winding the wire harness, the wire harness winding mechanism 4 comprises a winding roller 401, a limiting seat 404 and a limiting tooth 405, the winding roller 401 is rotatably installed in the wire harness box 3, the winding roller 401 is wound with the wire harness on the surface, the first rotating shaft 402 is fixedly installed on the side wall of the winding roller 401, the first rotating shaft 402 is fixedly installed with a rotating handle 403 at one end, for rotating the winding roller 401, the winding roller 401 is rotated by the rotating handle 403, so that the wire harness can be wound, the limiting seat 404 is fixedly installed on the side wall of the wire harness box 3, the limiting tooth 405 is fixedly installed on the surface of the first rotating shaft 402, the limiting seat 404 is slidably installed with a clamping tooth 406, the clamping tooth 406 is matched with the limiting tooth 405, for positioning the winding roller 401, preventing the winding roller 401 from rotating freely and causing the wire harness to be loose.

[0033] Referring to Figures 1-4 In a preferred implementation, the limiting seat 404 is fixedly installed with a first spring 407, one end of the first spring 407 is fixedly connected with the clamping tooth 406, the other end of the first spring 407 is fixedly connected with the limiting seat 404, for driving the clamping tooth 406 to be clamped into the limiting tooth 405, ensuring that the winding roller 401 is in a stationary state, the side wall of the clamping tooth 406 is fixedly installed with a push rod 408, for pushing the clamping tooth 406 to be separated from the limiting tooth 405, so that the winding roller 401 can be rotated.

[0034] Referring to Figures 1-4 In a preferred implementation, the clamping tooth 406 is fixedly installed with a positioning block 409 at the rear, the limiting seat 404 is slidably installed with a pressing plate 410 in the inner cavity, the pressing plate 410 is fixedly installed with a driving block 411 on the surface, the driving block 411 and the positioning block 409 are both wedge-shaped, the limiting seat 404 is fixedly installed with a second spring 412 in the inner cavity, one end of the second spring 412 is fixedly connected with the limiting seat 404, the other end of the second spring 412 is fixedly connected with the pressing plate 410, for driving the driving block 411 to abut against the side wall of the positioning block 409, the side wall of the pressing plate 410 is fixedly installed with a push rod 413, for pushing the driving block 411 to be separated from the positioning block 409.

[0035] In a preferred embodiment, when the harness needs to be released or wound, pressing the push rod 408 downward drives the pawl 406 to move downward and disengage from the limiting tooth 405, while the positioning block 409 drives the driving block 411 to move backward, until the positioning block 409 drops to the bottom of the driving block 411, the second spring 412 resets, driving the driving block 411 to be clamped on the surface of the positioning block 409, so that the pawl 406 is disengaged from the limiting tooth 405, and the handle 403 can drive the winding roller 401 to rotate to release or wind the harness; after use, press the push rod 413 to make the driving block 411 disengage from the positioning block 409, and the first spring 407 resets to drive the pawl 406 to re-engage in the limiting tooth 405, so that the winding roller 401 can be positioned again to prevent the winding roller 401 from rotating freely and causing the harness to loosen.

[0036] Referring to Figures 1-6 In a preferred embodiment, the harness box 3 is provided with a cleaning mechanism 5 on the surface for cleaning the harness, the cleaning mechanism 5 includes a second rotating shaft 501, a cleaning roller 502 and brush 503, the second rotating shaft 501 is symmetrically installed in the inner cavity of the harness box 3, the second rotating shaft 501 is fixedly installed with the cleaning roller 502 on the surface, the cleaning roller 502 is installed with the brush 503 on the surface, the two second rotating shafts 501 are fixedly installed with gears 504 on the surface, the two gears 504 are engaged, the lower second rotating shaft 501 is fixedly installed with a first belt pulley 505 on the surface, the first rotating shaft 402 is fixedly installed with a second belt pulley 506 on the surface, and the first belt pulley 505 and the second belt pulley 506 are connected by a belt, when the winding roller 401 rotates to wind the harness, the lower second rotating shaft 501 is driven to rotate synchronously by the belt, and the upper second rotating shaft 501 is driven to rotate in the opposite direction by the gear 504, so that the cleaning roller 502 and the brush 503 can clean the impurities on the surface of the harness synchronously, avoiding damage to the harness.

[0037] Referring to Figures 1-6 In a preferred embodiment, the harness box 3 is provided with a cleaning mechanism 5 on the surface for cleaning the harness, the cleaning mechanism 5 includes a second rotating shaft 501, a cleaning roller 502 and brush 503, the second rotating shaft 501 is symmetrically installed in the inner cavity of the harness box 3, the second rotating shaft 501 is fixedly installed with the cleaning roller 502 on the surface, the cleaning roller 502 is installed with the brush 503 on the surface, the two second rotating shafts 501 are fixedly installed with gears 504 on the surface, the two gears 504 are engaged, the lower second rotating shaft 501 is fixedly installed with a first belt pulley 505 on the surface, the first rotating shaft 402 is fixedly installed with a second belt pulley 506 on the surface, and the first belt pulley 505 and the second belt pulley 506 are connected by a belt, when the winding roller 401 rotates to wind the harness, the lower second rotating shaft 501 is driven to rotate synchronously by the belt, and the upper second rotating shaft 501 is driven to rotate in the opposite direction by the gear 504, so that the cleaning roller 502 and the brush 503 can clean the impurities on the surface of the harness synchronously, avoiding damage to the harness.

[0038] In a preferred embodiment, when the winding roller 401 rotates to wind the wire harness, the lower second rotating shaft 501 is driven to rotate synchronously by the belt, and the upper second rotating shaft 501 is driven to rotate reversely by the gear 504, so that the cleaning roller 502 and the bristles 503 synchronously clean the impurities adhered to the surface of the wire harness, and the cleaning sponge 509 can also wipe the surface of the wire harness, thereby improving the cleaning effect.

[0039] Specifically, the working principle of the electric locomotive bogie traction power supply is as follows: when the wire harness needs to be released or wound, the pawl 406 is driven to move downward by pressing the lever 408 downward, and is separated from the limiting tooth 405, and the positioning block 409 drives the driving block 411 to move backward until the positioning block 409 is lowered to the bottom of the driving block 411, and the second spring 412 is reset to drive the driving block 411 to be clamped on the surface of the positioning block 409, so that the pawl 406 is separated from the limiting tooth 405, and the winding roller 401 is driven to rotate by the rotating handle 403 to release or wind the wire harness.

[0040] When the winding roller 401 rotates to wind the wire harness, the lower second rotating shaft 501 is driven to rotate synchronously by the belt, and the upper second rotating shaft 501 is driven to rotate reversely by the gear 504, so that the cleaning roller 502 and the bristles 503 synchronously clean the impurities adhered to the surface of the wire harness, and the cleaning sponge 509 can also wipe the surface of the wire harness, thereby improving the cleaning effect.

[0041] The above is only a preferred embodiment of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A traction power supply for an electric locomotive bogie, comprising a housing (1) and a wiring harness box (3), wherein a push handle (2) is mounted on the surface of the housing (1) for pushing the housing (1), and the wiring harness box (3) is mounted on the side wall of the housing (1), characterized in that, The wire harness box (3) is equipped with a wire harness mechanism (4) for winding up the wire harness. The wire harness mechanism (4) includes: A take-up roller (401) is rotatably installed in a wire harness box (3). A wire harness is wound on the surface of the take-up roller (401). A first rotating shaft (402) is fixedly installed on the side wall of the take-up roller (401). Limiting seat (404), the limiting seat (404) is fixedly installed on the side wall of the wire harness box (3); A limiting tooth (405) is fixedly installed on the surface of the first rotating shaft (402), and a locking tooth (406) is slidably installed in the limiting seat (404), the locking tooth (406) being adapted to the limiting tooth (405).

2. The traction power supply for an electric locomotive bogie according to claim 1, characterized in that, A handle (403) is fixedly installed at one end of the first rotating shaft (402) for rotating the take-up roller (401). A first spring (407) is fixedly installed in the limiting seat (404). One end of the first spring (407) is fixedly connected to the locking tooth (406), and the other end of the first spring (407) is fixedly connected to the limiting seat (404) for driving the locking tooth (406) to engage in the limiting tooth (405).

3. The traction power supply for an electric locomotive bogie according to claim 2, characterized in that, A lever (408) is fixedly installed on the side wall of the locking tooth (406) for moving the locking tooth (406) away from the limiting tooth (405).

4. The traction power supply for an electric locomotive bogie according to claim 1, characterized in that, A positioning block (409) is fixedly installed at the rear of the tooth (406), a pressure plate (410) is slidably installed in the inner cavity of the limiting seat (404), and a driving block (411) is fixedly installed on the surface of the pressure plate (410). Both the driving block (411) and the positioning block (409) are wedge-shaped.

5. A traction power supply for an electric locomotive bogie according to claim 4, characterized in that, A second spring (412) is fixedly installed in the inner cavity of the limiting seat (404). One end of the second spring (412) is fixedly connected to the limiting seat (404), and the other end of the second spring (412) is fixedly connected to the pressure plate (410). It is used to drive the driving block (411) to abut against the side wall of the positioning block (409). A push rod (413) is fixedly installed on the side wall of the pressure plate (410) to push the driving block (411) away from the positioning block (409).

6. The traction power supply for an electric locomotive bogie according to claim 1, characterized in that, The wire harness box (3) is equipped with a cleaning mechanism (5) for cleaning the wire harness. The cleaning mechanism (5) includes a second rotating shaft (501), a cleaning roller (502) and bristles (503). The second rotating shaft (501) is symmetrically rotated and installed in the inner cavity of the wire harness box (3). The cleaning roller (502) is fixedly installed on the surface of the second rotating shaft (501), and the bristles (503) are installed on the surface of the cleaning roller (502).

7. A traction power supply for an electric locomotive bogie according to claim 6, characterized in that, Gears (504) are fixedly mounted on the surfaces of the two second rotating shafts (501), and the two gears (504) mesh with each other. A first pulley (505) is fixedly mounted on the surface of the lower second rotating shaft (501), and a second pulley (506) is fixedly mounted on the surface of the first rotating shaft (402). A belt connects the first pulley (505) and the second pulley (506).

8. A traction power supply for an electric locomotive bogie according to claim 7, characterized in that, The inner wall of the wire harness box (3) is symmetrically fixed with brackets (507), and the inner cavity of the brackets (507) is symmetrically slidably fitted with support rods (508). One end of each of the two support rods (508) is fixedly fitted with a cleaning sponge (509) for wiping the wire harness. A third spring (510) is sleeved on the surface of the support rod (508). One end of the third spring (510) is fixedly connected to the bracket (507), and the other end of the third spring (510) is fixedly connected to the cleaning sponge (509) for driving the cleaning sponge (509) to adhere tightly to the surface of the wire harness.

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