CN213261979U - Electric shock prevention device for pantograph used on ground of underground electric locomotive chamber - Google Patents
Electric shock prevention device for pantograph used on ground of underground electric locomotive chamber Download PDFInfo
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- CN213261979U CN213261979U CN202022304628.4U CN202022304628U CN213261979U CN 213261979 U CN213261979 U CN 213261979U CN 202022304628 U CN202022304628 U CN 202022304628U CN 213261979 U CN213261979 U CN 213261979U
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- pantograph
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- bracket
- electric locomotive
- pull rope
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Abstract
The utility model relates to a mine instrument especially relates to an electric shock prevention device of pantograph for electric locomotive chamber ground in pit, including pantograph, pantograph upper bracket and pantograph lower carriage, the pantograph lower carriage install on the electric locomotive, the pantograph install on the pantograph upper bracket, the pantograph passes through pantograph upper bracket and pantograph lower carriage upper and lower movement, still includes the electric bow stay cord of pulling the upper and lower movement of pantograph, the electric bow stay cord passes through the insulating rod and is connected with the pantograph upper bracket, electric bow stay cord one end be connected with the pantograph upper bracket, the other end and the electronic take-up unit of electric bow stay cord are connected, electronic take-up unit install on the electric locomotive, the controller setting of electronic take-up unit is in the electric locomotive, the operator opens through opening of controller control electronic take-up unit and stops. The utility model discloses can select manual or electronic pulling bow rope in a flexible way, effectively play electric locomotive pantograph earth leakage protection effect.
Description
Technical Field
The utility model relates to a mine instrument especially relates to a pantograph protection against electric shock device is used on chamber ground.
Background
The electric locomotive is a traction device for rail vehicle transportation, and the power is to drive wheels to rotate by using a traction motor, so that the locomotive runs on a rail by means of the friction between the wheels and a rail surface. It is classified into trolley locomotives and storage battery electric locomotives by structure. The trolley locomotive is characterized in that current transmitted to a trolley by a traction converter enters a circuit of the electric locomotive and the electric locomotive through a current collector and then returns to the converter through a track. The overhead line power grid of the underground electric locomotive in China runs at 550V and 750V in a ground chamber, the voltage is high, and under the influence of weather, an arch rope of a pantograph of the electric locomotive is affected with damp and easily conducts electricity to hurt people.
Disclosure of Invention
An object of the utility model is to avoid prior art's not enough to provide a simple structure, effectively and play the electric leakage protection effect's electric shock protection device of pantograph for mine electric locomotive chamber ground.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an electric shock prevention device of pantograph for mine electric locomotive chamber ground, includes pantograph, pantograph upper bracket and pantograph lower carriage, the pantograph lower carriage install on the electric locomotive, pantograph upper bracket movable mounting on the pantograph lower carriage, the pantograph install on the pantograph upper bracket, the pantograph passes through pantograph upper bracket and pantograph lower carriage and moves up and down, still includes the pantograph stay cord of pulling pantograph upper and down displacement, the pantograph stay cord passes through the insulating rod and is connected with the pantograph upper bracket, pantograph stay cord one end be connected with the pantograph upper bracket, the other end and the electronic take-up unit of pantograph stay cord are connected, electronic take-up unit install on the electric locomotive, the controller setting of electronic take-up unit is in the electric locomotive, the operator opens and stops through opening of controller control electronic take-up unit.
Furthermore, two ends of the insulating rod are respectively connected with the pantograph upper bracket and the pantograph pull rope through pull rings.
Furthermore, the two ends of the insulating rod are respectively provided with a first fixing hole and a second fixing hole, the electric bow pull rope is fixed in the first fixing hole, and the second fixing hole is fixedly connected with a connecting rod arranged on the upper bracket of the current collecting bow.
Furthermore, the insulating rods comprise at least one pair and are arranged on two sides of the upper bracket of the pantograph.
Furthermore, the electric tightening device is a motor, the electric bow pull rope is wound on an output shaft of the motor, and a controller in the electric locomotive controls the motor to rotate forwards and backwards so as to tighten or loosen the electric bow pull rope.
Furthermore, the electric tightening device is an electric hydraulic rod, the electric bow pull rope is connected with one end of the electric hydraulic rod, the other end of the electric hydraulic rod is arranged on the electric locomotive, and a controller in the electric locomotive controls the electric hydraulic rod to move up and down so as to tighten or loosen the electric bow pull rope.
The utility model has the advantages that: the utility model discloses an insulating rod makes bow rope and bow frame separate, and the insulating rod uses insulating material simultaneously, sets up the more nimble pulling bow rope of electronic take-up unit convenience locomotive driver simultaneously, effectively plays the earth-leakage protection effect.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 3 is a schematic structural view of an insulating rod in embodiment 1 of the present invention;
fig. 4 is a schematic sectional view of an insulating rod in embodiment 2 of the present invention.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example 1: as shown in fig. 1 and 2, the electric shock prevention device for the pantograph for the underground electric locomotive chamber ground comprises a pantograph 1, a pantograph upper support 2, a pantograph lower support 3, a pantograph upper support 2 movably mounted on the pantograph lower support 3, a pantograph 1 mounted on the pantograph upper support 2, the pantograph 1 moving up and down through the pantograph upper support 2 and the pantograph lower support 3, an electric pantograph pull rope 5 for pulling the pantograph 1 to move up and down, the electric pantograph pull rope 5 connected with the pantograph upper support 2 through an insulating rod 4, one end of the electric pantograph pull rope 5 connected with the pantograph upper support 2, the other end of the electric pantograph pull rope 5 connected with an electric tensioner 6, the electric tensioner 6 mounted on the electric locomotive, a controller of the electric tensioner 6 arranged in the electric locomotive, the operator controls the start and stop of the electric tensioner 6 through the controller. The electric tightening device 6 is a motor, the electric bow pull rope 5 is wound on an output shaft of the motor, and a controller in the electric locomotive controls the motor to rotate forwards and backwards so as to tighten or loosen the electric bow pull rope 5.
Two ends of the insulating rod 4 are respectively connected with the pantograph upper bracket 2 and the pantograph pull rope 5 through pull rings 41. The pull ring connected with the upper bracket 2 of the pantograph is sleeved on the upper bracket of the pantograph, and the pull rope 5 of the pantograph is sleeved and tightly tied on the pull ring of the insulating rod 4. The insulating rods 4 comprise at least one pair and are arranged on two sides of the upper pantograph bracket 2, so that uniform force application is ensured, and the upper pantograph bracket 2 and the lower pantograph bracket 3 can stably run.
The footrill room of the electric locomotive of using in the pit is subaerial operation, and bow collector and bow stay cord can receive weather effect and wet, and the people is hindered to the electric conduction very easily when locomotive operator operates, so the utility model discloses at first adopt insulating rod 4, insulating rod 4 uses insulating material, have carried out the separation with bow collector and bow collector upper bracket 2 and bow stay cord 5, simultaneously, adopt electronic elasticity device 6, only need the controller in the operator control electric locomotive, can enough realize bow stay cord 5's elasticity, final control bow collector 1's upper and lower removal, effective and low cost's solution the bow collector hinder the people problem by the electric conduction of wetting.
The utility model discloses when using, locomotive operator can pull electric bow stay cord 5, or uses controller control electronic tightening means 6 to realize the up-and-down motion of pantograph, all effectively plays the earth leakage protection effect.
Example 2: the same as in example 1, except that: the electric tensioning device 6 is an electric hydraulic rod, the electric bow pull rope 5 is connected with one end of the electric hydraulic rod, the other end of the electric hydraulic rod is arranged on an electric locomotive, and a controller in the electric locomotive controls the electric hydraulic rod to move up and down so as to tension or loosen the electric bow pull rope 5. The electric bow pull rope 5 can be connected with the electric hydraulic rod by adopting various connection modes such as a fixing ring, a bolt and the like.
The two ends of the insulating rod 4 are respectively provided with a first fixing hole 42 and a second fixing hole 43, the pantograph pull rope 5 is fixed in the first fixing hole 42, the second fixing hole 43 is fixedly connected through a connecting rod arranged on the pantograph upper support 2, and a thread or an interference or a pin or other multiple fixing modes can be adopted.
Example 3: the same as in example 1, except that: the utility model provides an electric shock prevention device of pantograph for mine electric locomotive chamber ground, includes pantograph 1, pantograph upper bracket 2 and pantograph lower carriage 3, pantograph lower carriage 3 install on the electric locomotive, 2 movable mounting on pantograph lower carriage 3 of pantograph upper bracket, pantograph 1 install on pantograph upper bracket 2, pantograph 1 moves up and down through pantograph upper bracket 2 and pantograph lower carriage 3, still includes the electric pantograph stay cord 5 of pulling pantograph 1 upper and lower displacement, and electric pantograph stay cord 5 is connected with pantograph upper bracket 2 through insulating rod 4, and insulating rod 4 uses insulating material, has stopped manual electric pantograph stay cord 5's electric shock problem completely. In this case, the operation of the operator is limited to manually pulling the pantograph rope 5 to move the pantograph up and down.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. An electric shock prevention device of a pantograph for underground electric locomotive chamber ground is characterized by comprising a pantograph (1), an upper pantograph bracket (2) and a lower pantograph bracket (3), wherein the lower pantograph bracket (3) is arranged on an electric locomotive, the upper pantograph bracket (2) is movably arranged on the lower pantograph bracket (3), the pantograph (1) is arranged on the upper pantograph bracket (2), the pantograph (1) moves up and down through the upper pantograph bracket (2) and the lower pantograph bracket (3), the electric locomotive device also comprises an electric pantograph pull rope (5) for pulling the upper pantograph (1) to move up and down, the electric pantograph pull rope (5) is connected with the upper pantograph bracket (2) through an insulating rod (4), one end of the electric pantograph pull rope (5) is connected with the upper pantograph bracket (2), and the other end of the electric pantograph pull rope (5) is connected with an electric tensioner (6), the electric tightening device (6) is installed on the electric locomotive, a controller of the electric tightening device (6) is arranged in the electric locomotive, and an operator controls the start and stop of the electric tightening device (6) through the controller.
2. The electric shock preventing device for the pantograph of the underground electric locomotive chamber ground as claimed in claim 1, wherein both ends of the insulating rod (4) are respectively connected with the upper bracket (2) of the pantograph and the pull rope (5) of the pantograph through pull rings (41).
3. The electric shock preventing device for the pantograph for the underground electric locomotive chamber ground as claimed in claim 1, wherein a first fixing hole (42) and a second fixing hole (43) are respectively formed at both ends of the insulating rod (4), the pantograph pull rope (5) is fixed in the first fixing hole (42), and the second fixing hole (43) is fixedly connected with a connecting rod arranged on the upper bracket (2) of the pantograph.
4. The device for preventing electric shock of the pantograph for the ground of underground electric locomotive chamber according to claim 1, characterized in that said insulating rods (4) comprise at least one pair and are arranged on both sides of the upper bracket (2) of the pantograph.
5. The electric shock preventing device for the pantograph on the ground of the underground electric locomotive chamber as claimed in any one of claims 1 to 4, wherein said electric tightening device (6) is an electric motor, said pantograph pull rope (5) is wound on an output shaft of said electric motor, and a controller in the electric locomotive controls the electric motor to rotate forwards and backwards so as to tighten or loosen the pantograph pull rope (5).
6. The electric shock preventing device for the pantograph on the ground of the underground electric locomotive chamber as claimed in any one of claims 1 to 4, wherein said electric tightening device (6) is an electro-hydraulic rod, said pantograph pull rope (5) is connected with one end of said electro-hydraulic rod, the other end of said electro-hydraulic rod is arranged on the electric locomotive, and a controller in the electric locomotive controls the up-and-down movement of the electro-hydraulic rod to tighten or loosen the pantograph pull rope (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022304628.4U CN213261979U (en) | 2020-10-16 | 2020-10-16 | Electric shock prevention device for pantograph used on ground of underground electric locomotive chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022304628.4U CN213261979U (en) | 2020-10-16 | 2020-10-16 | Electric shock prevention device for pantograph used on ground of underground electric locomotive chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213261979U true CN213261979U (en) | 2021-05-25 |
Family
ID=75949939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022304628.4U Active CN213261979U (en) | 2020-10-16 | 2020-10-16 | Electric shock prevention device for pantograph used on ground of underground electric locomotive chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213261979U (en) |
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2020
- 2020-10-16 CN CN202022304628.4U patent/CN213261979U/en active Active
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