CN216033782U - Electric locomotive control power supply under-voltage protection device - Google Patents
Electric locomotive control power supply under-voltage protection device Download PDFInfo
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- CN216033782U CN216033782U CN202122703403.0U CN202122703403U CN216033782U CN 216033782 U CN216033782 U CN 216033782U CN 202122703403 U CN202122703403 U CN 202122703403U CN 216033782 U CN216033782 U CN 216033782U
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- undervoltage protection
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Abstract
The utility model relates to the technical field of power protection of electric locomotives, in particular to an under-voltage protection device of a control power supply of an electric locomotive. The utility model has the advantages that: through the both sides difference fixed connection intake stack and the air-out pipeline of undervoltage protection equipment body, the equal circular telegram of three second electric putter extends the action, thereby open three shutter, make undervoltage protection equipment body inside be linked together with the external world, when the locomotive is marchd, be close to two arcs of equal fixedly connected with in side that lead to the groove through three shutter, and then can make outside air pass through the intake stack and get into to the inside of undervoltage protection equipment body, and discharge from the air-out pipeline, thereby the inside heat of undervoltage protection equipment body is taken away to the air that flows, thereby be convenient for keep the inside temperature of undervoltage protection equipment body to be in the certain extent, be convenient for undervoltage protection equipment body normal operating.
Description
Technical Field
The utility model relates to the technical field of power protection of electric locomotives, in particular to an under-voltage protection device for a control power supply of an electric locomotive.
Background
The general electric locomotive control power supply has two kinds of power supply modes, one is the circuit (through the charger) power supply mode, another kind is the storage battery power supply by the locomotive, and can appear the storage battery overdischarge when using the storage battery power supply, and lead to the phenomenon of control mains voltage under-voltage, this will cause the harm for the device in the power control circuit, current undervoltage protection device generally adopts microcomputer system and multiple electrical switch to protect the storage battery overdischarge, still has following shortcoming when solving and preventing the storage battery overdischarge problem:
the mounting position generally installs in the inside of automobile body among the current undervoltage protection device, and the inner space is airtight relatively, and multiple electrical switch can produce more heat when carrying out the during operation, and then leads to undervoltage protection device inside temperature to rise, causes the threat to holistic operation safety.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides an undervoltage protection device for a control power supply of an electric locomotive.
The purpose of the utility model is realized by the following technical scheme: an under-voltage protection device of a control power supply of an electric locomotive comprises a locomotive body, wherein the bottom surface of the inner wall of the locomotive body is fixedly connected with an under-voltage protection device body, one side of the under-voltage protection device body is fixedly connected with an air inlet pipeline, the air inlet pipeline is Y-shaped, the other side of the under-voltage protection device body is fixedly connected with an air outlet pipeline, the side surface of the locomotive body close to the air inlet pipeline and the air outlet pipeline is provided with a through groove, the middle part of the air inlet pipeline is rotatably connected with a support column, the side surface of the support column is fixedly connected with a wind shield, the top end of the air inlet pipeline is fixedly connected with a cover plate, the round corner of the top surface of the cover plate is rotatably connected with a first electric push rod, the output end of the first electric push rod is rotatably connected with a connecting rod, one end of the connecting rod is clamped with the top end of the support column, and the inner wall of the air inlet pipeline is slidably connected with two support frames, two the equal fixedly connected with filter screen in inside of carriage, one the carriage is close to the side fixedly connected with fan that leads to the groove, the side that the automobile body is close to three logical groove all rotates and is connected with the shutter, the lateral wall that the automobile body is close to logical groove all rotates and is connected with second electric putter, and is three second electric putter's output rotates with the middle part of three shutter respectively and is connected.
Optionally, the both ends that the undervoltage protection equipment body was kept away from to the intake stack all have the lateral wall fixed connection of automobile body through the bolt, the intake stack is close to the lateral wall that leads to the groove both ends and has all seted up the spacing groove, two the carriage respectively with spacing groove sliding connection, be convenient for carry on spacingly to two carriages, two filter screens are convenient for filter the impurity that thoughtlessly has in the air.
Optionally, it is three the shutter all rotates through the side of hinge and automobile body to be connected, and is three the shutter is close to two arcs of equal fixedly connected with in the side that leads to the groove, six the arc respectively with the top side and the bottom side sliding connection who leads to the inslot wall, the arc can be convenient for make the air enter into to the inside of intake stack through leading to the groove, cools down the under-voltage protection equipment body.
Optionally, the top of support column exceeds the apron, the appearance on support column top is regular hexagonal prism, the draw-in groove has been seted up to the one end that first electric putter was kept away from to the connecting rod, the top and the draw-in groove looks joint of support column can transmit the moment of torsion, and the first electric putter of being convenient for drives the deep bead through the connecting rod and moves to be convenient for carry out the shutoff to the inside one end of intake stack.
Optionally, both ends of the air outlet pipeline are respectively and fixedly connected with the side face of the under-voltage protection device body and the side wall of the vehicle body through bolts, and the size of the inner wall of the air outlet pipeline is larger than that of the inner wall of the through groove.
The utility model has the following advantages:
1. this electric locomotive control power supply under-voltage protection device, both sides through the under-voltage protection equipment body are fixed connection air inlet pipe and air-out pipeline respectively, the equal circular telegram extension action of three second electric putter, thereby open three shutter, make the inside and external being linked together of under-voltage protection equipment body, when the locomotive is marchd, be close to two arcs of the equal fixedly connected with in side that leads to the groove through three shutter, and then can make the outside air pass through the inside that the air inlet pipe got into to the under-voltage protection equipment body, and discharge from the air-out pipeline, thereby the inside heat of under-voltage protection equipment body is taken away to the air that flows, thereby be convenient for keep its temperature in the certain extent, be convenient for under-voltage protection equipment body normal operating.
2. The under-voltage protection device of the control power supply of the electric locomotive is rotationally connected with a first electric push rod through a round angle on the top surface of a cover plate, the output end of the first electric push rod is rotationally connected with a connecting rod, one end of the connecting rod is clamped with the top end of a supporting column, the first electric push rod acts to drive the wind shield to switch the position in the air inlet pipeline through the connecting rod, the first electric push rod acts to plug the end of the wind shield far away from the air inlet pipeline and the fan is electrified to run, thereby driving the outside to enter the air inlet pipeline, so as to ventilate and cool the under-voltage protection device body when the locomotive is stopped, and simultaneously, the two filter screens are respectively and fixedly connected with the inside of the support frame, and then can be convenient for filter the air that gets into to the impurity that reduces in the air relatively gets into the inside to the undervoltage protection equipment body.
Drawings
FIG. 1 is a schematic illustration of an explosive structure according to the present invention;
FIG. 2 is a schematic view of the assembled structure of the present invention;
FIG. 3 is an enlarged schematic view of FIG. 1 at A according to the present invention;
FIG. 4 is a first perspective view of the door of the present invention;
fig. 5 is a second view structure diagram of the door of the present invention.
In the figure: the air inlet structure comprises a vehicle body 1, an air inlet pipeline 2, a support frame 3, a fan 4, a through groove 5, a shutter 6, a first electric push rod 7, a cover plate 8, a connecting rod 9, a support column 10, a wind shield 11, a low-voltage protection equipment body 12, an air outlet pipeline 13, a filter screen 14, an arc-shaped plate 15, a second electric push rod 16, a limiting groove 17 and a clamping groove 18.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.
As shown in fig. 1 to 5, an under-voltage protection device for a control power supply of an electric locomotive comprises a locomotive body 1, wherein the bottom surface of the inner wall of the locomotive body 1 is fixedly connected with an under-voltage protection device body 12, one side of the under-voltage protection device body 12 is fixedly connected with an air inlet pipeline 2, the air inlet pipeline 2 is in a Y shape, the other side of the under-voltage protection device body 12 is fixedly connected with an air outlet pipeline 13, the side surface of the locomotive body 1 close to the air inlet pipeline 2 and the air outlet pipeline 13 is provided with a through groove 5, the middle part of the air inlet pipeline 2 is rotatably connected with a support column 10, the side surface of the support column 10 is fixedly connected with a wind shield 11, the top end of the air inlet pipeline 2 is fixedly connected with a cover plate 8, the round corner of the top surface of the cover plate 8 is rotatably connected with a first electric push rod 7, the output end of the first electric push rod 7 is rotatably connected with a connecting rod 9, one end of the connecting rod 9 is clamped with the top end of the support column 10, the inner wall of the air inlet pipeline 2 is slidably connected with two support frames 3, the equal fixedly connected with filter screen 14 in inside of two carriage 3, a carriage 3 is close to the side fixedly connected with fan 4 that leads to groove 5, and automobile body 1 is close to the equal rotation in three side that leads to groove 5 and is connected with shutter 6, and automobile body 1 is close to the equal rotation of lateral wall that leads to groove 5 and is connected with second electric putter 16, and the output of three second electric putter 16 rotates with the middle part of three shutter 6 respectively and is connected.
As an optional technical scheme of the utility model: the both ends that undervoltage protection equipment body 12 was kept away from to intake stack 2 all have the lateral wall fixed connection of automobile body 1 through the bolt, spacing groove 17 has all been seted up to the lateral wall that intake stack 2 is close to logical groove 5 both ends, two carriage 3 respectively with spacing groove 17 sliding connection, two carriage 3 can support for filter screen 14, be convenient for simultaneously carry on spacingly for fan 4, be convenient for fan 4 drives the inside that outside air got into to undervoltage protection equipment body 12, cool down its inside, two filter screens 14 are convenient for simultaneously filter the impurity that thoughtlessly has in the air.
As an optional technical scheme of the utility model: three shutter 6 all is connected through the hinge with the side rotation of automobile body 1, three shutter 6 is close to two arcs 15 of the equal fixedly connected with in side that leads to groove 5, six arcs 15 respectively with the top side and the bottom side sliding connection who leads to the groove 5 inner wall, arc 15 can be convenient for make the air get into to intake stack 2's inside through leading to groove 5, two shutter 6 are towards locomotive traffic direction simultaneously, and then can be convenient for make outside air get into to the inside of undervoltage protection equipment body 12, another shutter 6's locomotive traffic opposite direction, and then be convenient for make the inside air outflow of undervoltage protection equipment body 12.
As an optional technical scheme of the utility model: the top of support column 10 is higher than apron 8, the appearance on support column 10 top is regular hexagonal prism, connecting rod 9 is kept away from the one end of first electric putter 7 and has been seted up draw-in groove 18, the top and the draw-in groove 18 looks joint of support column 10, can transmit the moment of torsion, be convenient for first electric putter 7 drives deep bead 11 through connecting rod 9 and moves, thereby be convenient for carry out the shutoff to the one end of 2 inside intake stack, pull down apron 8 at the user simultaneously, the top of conveniently connecting straw 9 and support column 10 is separated.
As an optional technical scheme of the utility model: the both ends of air-out pipeline 13 all pass through the bolt respectively with the lateral wall fixed connection of undervoltage protection equipment body 12 side and automobile body 1, and the size of air-out pipeline 13 inner wall is greater than the size that leads to groove 5 inner wall, can be convenient for reserve certain action space for second electric putter 16, is convenient for make the inside air outflow of undervoltage protection equipment body 12 simultaneously.
The utility model discloses a need following step during the use:
1) the three second electric push rods 16 extend to open the three shutters 6, and simultaneously the first electric push rod 7 acts to enable the wind shield 11 to be located in the middle of the interior of the air inlet pipeline 2;
2) when the locomotive runs, external air enters the interior of the undervoltage protection device body 12 through the two through grooves 5 and the air inlet pipeline 2 and flows out of the air outlet pipeline 13, so that various electrical switches and circuit boards in the undervoltage protection device body 12 can be cooled conveniently, and the undervoltage protection device body 12 can run normally;
3) when the locomotive stops, the first electric push rod 7 extends to act, the connecting rod 9 drives the supporting column 10 and the wind shield 11 to plug one end of the air inlet pipeline 2, which is far away from the fan 4, and meanwhile, the fan 4 is electrified to run, so that external air is driven to enter the interior of the under-voltage protection equipment body 12 to cool the under-voltage protection equipment body, and the overall practicability is improved;
4) three shutter 6 is close to two arc 15 of the equal fixedly connected with in side that leads to groove 5, and then the arc 15 when the locomotive moves, can be so that make outside air get into to the inside that leads to groove 5, two shutter 6 simultaneously towards the locomotive traffic direction, the outside air of being convenient for gets into, and a shutter 6 is towards the opposite direction of locomotive operation, and then the air outflow.
In summary, when the under-voltage protection device is used by a user, the air inlet pipeline 2 and the air outlet pipeline 13 are respectively and fixedly connected to two sides of the under-voltage protection device body 12, the three second electric push rods 16 are electrified and extended to open the three shutters 6, so that the interior of the under-voltage protection device body 12 is communicated with the outside, when the locomotive travels, the two arc plates 15 are respectively and fixedly connected to the side surfaces of the three shutters 6 close to the through groove 5, so that the external air can enter the interior of the under-voltage protection device body 12 through the air inlet pipeline 2 and be discharged from the air outlet pipeline 13, so that the heat inside the under-voltage protection device body 12 is taken away by the flowing air, so that the temperature of the under-voltage protection device body 12 is kept within a certain range, the normal operation of the under-voltage protection device body 12 is facilitated, the first electric push rod 7 is rotatably connected to the round corner of the top surface of the cover plate 8, the output end of the first electric push rod 7 is rotatably connected to the connecting rod 9, one end of connecting rod 9 and the top of support column 10 joint mutually, and then the action of first electric putter 7, thereby drive deep bead 11 through connecting rod 9 and carry out the position switch in the inside of intake stack 2, and then the action of first electric putter 7, make the deep bead 11 shutoff keep away from the one end that intake stack 2 kept away from fan 4, fan 4 circular telegram operation, thereby drive the outside inside that gets into to intake stack 2, and then can carry out aeration cooling to undervoltage protection equipment body 12 under locomotive stop state, two filter screens 14 difference fixed connection are in the inside of carriage 3 simultaneously, and then can be convenient for filter the air that gets into, thereby impurity in the relative reduction air gets into to the inside of undervoltage protection equipment body 12.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an electric locomotive control power supply undervoltage protection device which characterized in that: the vehicle body comprises a vehicle body (1), wherein the bottom surface of the inner wall of the vehicle body (1) is fixedly connected with an undervoltage protection device body (12), one side of the undervoltage protection device body (12) is fixedly connected with an air inlet pipeline (2), the air inlet pipeline (2) is Y-shaped, the other side of the undervoltage protection device body (12) is fixedly connected with an air outlet pipeline (13), the side surface of the vehicle body (1) close to the air inlet pipeline (2) and the air outlet pipeline (13) is provided with a through groove (5), the middle part of the air inlet pipeline (2) is rotatably connected with a support column (10), the side surface of the support column (10) is fixedly connected with a wind shield (11), the top end of the air inlet pipeline (2) is fixedly connected with a cover plate (8), the round angle of the top surface of the cover plate (8) is rotatably connected with a first electric push rod (7), and the output end of the first electric push rod (7) is rotatably connected with a connecting rod (9), the one end of connecting rod (9) and the top of support column (10) joint mutually, the inner wall sliding connection of intake stack (2) has two carriage (3), two the equal fixedly connected with filter screen (14) in inside of carriage (3), one the side fixedly connected with fan (4) that the carriage (3) is close to logical groove (5), automobile body (1) is close to the side of three logical groove (5) and all rotates and is connected with shutter (6), automobile body (1) is close to the lateral wall of logical groove (5) and all rotates and is connected with second electric putter (16), and is three the output of second electric putter (16) rotates with the middle part of three shutter (6) respectively and is connected.
2. The undervoltage protection device for the control power supply of the electric locomotive according to claim 1, wherein: the lateral wall fixed connection of bolt and automobile body (1) is all passed through at the both ends that undervoltage protection equipment body (12) were kept away from in air-supply line (2), spacing groove (17), two have all been seted up to air-supply line (2) lateral wall near logical groove (5) both ends support frame (3) respectively with spacing groove (17) sliding connection.
3. The undervoltage protection device for the control power supply of the electric locomotive according to claim 1, wherein: it is three shutter (6) all rotate through the side of hinge with automobile body (1) and be connected, three shutter (6) are close to two arcs of equal fixedly connected with (15) in side that lead to groove (5), six arc (15) respectively with lead to the top side and the bottom side sliding connection of groove (5) inner wall.
4. The undervoltage protection device for the control power supply of the electric locomotive according to claim 1, wherein: the top of support column (10) exceeds apron (8), the appearance on support column (10) top is regular hexagonal prism, draw-in groove (18) have been seted up to the one end that first electric putter (7) were kept away from in connecting rod (9), the top and draw-in groove (18) looks joint of support column (10).
5. The undervoltage protection device for the control power supply of the electric locomotive according to claim 1, wherein: the both ends of air-out pipeline (13) all pass through the bolt respectively with the lateral wall fixed connection of undervoltage protection equipment body (12) side and automobile body (1), the size of air-out pipeline (13) inner wall is greater than the size that leads to groove (5) inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122703403.0U CN216033782U (en) | 2021-11-07 | 2021-11-07 | Electric locomotive control power supply under-voltage protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122703403.0U CN216033782U (en) | 2021-11-07 | 2021-11-07 | Electric locomotive control power supply under-voltage protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216033782U true CN216033782U (en) | 2022-03-15 |
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ID=80551485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122703403.0U Active CN216033782U (en) | 2021-11-07 | 2021-11-07 | Electric locomotive control power supply under-voltage protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216033782U (en) |
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2021
- 2021-11-07 CN CN202122703403.0U patent/CN216033782U/en active Active
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