CN215645055U - Special capacitor discharging tool for MT4400 type dump truck - Google Patents
Special capacitor discharging tool for MT4400 type dump truck Download PDFInfo
- Publication number
- CN215645055U CN215645055U CN202121515098.6U CN202121515098U CN215645055U CN 215645055 U CN215645055 U CN 215645055U CN 202121515098 U CN202121515098 U CN 202121515098U CN 215645055 U CN215645055 U CN 215645055U
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- Prior art keywords
- discharge
- dump truck
- insulating
- capacitor
- contactor
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- Expired - Fee Related
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- 239000003990 capacitor Substances 0.000 title claims abstract description 23
- 238000007599 discharging Methods 0.000 title claims abstract description 14
- 238000009413 insulation Methods 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000005619 thermoelectricity Effects 0.000 abstract 1
- 239000012212 insulator Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model relates to a special capacitor discharging tool for an MT4400 type dump truck. If the original discharge circuit of the MT4400 type dump truck is damaged under the electrified condition, the high voltage in the circuit and the high-capacity high-voltage capacitor cannot be released, and serious potential safety hazards exist in the maintenance process. A special discharging tool for a capacitor of an MT4400 type dump truck comprises the following components: insulating rod (1), insulating fixed plate (5), discharge module casing (4) and discharge contactor (6), the below of insulating rod is connected with insulating fixed plate, and insulating fixed plate is connected with the discharge module casing, and the discharge module casing is connected with contact jaw (3), and the internally mounted of discharge module casing has discharge contactor and discharge coil (7), and discharge coil and discharge contactor parallel connection, discharge contactor are connected with the contact jaw, and the end connection of insulating rod has insulating anti-skidding handle (2). The utility model is applied to the field of thermoelectricity.
Description
Technical Field
The utility model relates to a special capacitor discharging tool for an MT4400 type dump truck.
Background
At present, the prior art means is to discharge the capacitor by using the original discharge circuit of the MT4400 type dump truck. If the original discharge circuit of the MT4400 type dump truck is damaged under the electrified condition, the high voltage in the circuit and the high-capacity high-voltage capacitor cannot be released, and serious potential safety hazards exist in the maintenance process.
Disclosure of Invention
The utility model aims to provide a special capacitor discharging tool for an MT4400 type dump truck.
The above purpose is realized by the following technical scheme:
a special discharging tool for a capacitor of an MT4400 type dump truck comprises the following components: the insulation rod is connected with the insulation fixing plate, the insulation fixing plate is connected with the discharge module shell, the discharge module shell is connected with the contact end, the discharge contactor and the discharge coil are installed inside the discharge module shell, the discharge coil is connected with the discharge contactor in parallel, the discharge contactor is connected with the contact end, and the tail of the insulation rod is connected with an insulation anti-skidding handle.
The special electric discharge instrument of electric capacity of MT4400 type dump truck, the tip of insulator bar insert and have a high voltage power line, the metal point of high voltage power line and insulator bar is as an organic whole.
The special capacitor discharging tool for the MT4400 type dump truck is characterized in that the rated value of the discharging coil is 2 KV.
Has the advantages that:
1. the utility model can safely discharge the high-voltage capacitor and the discharge circuit under the condition that the original discharge circuit is damaged, thereby ensuring the safety of field operation.
The utility model utilizes the working principle of the discharge coil to quickly discharge the electric quantity of the capacitor, so that the voltage values at two sides of the capacitor are reduced to be below the human body safe voltage of 36V.
The utility model is composed of an insulating rod, an insulating antiskid handle, a contact end, a discharge module shell, an insulating fixing plate, a discharge contactor and a discharge coil, wherein the rated value of the discharge coil is 2KV, and for convenient calculation and observation, the transformation ratio is 2KV/20V, and the transformation ratio of the discharge coil is 20000/20, namely 100 times; the design of insulating rod is according to 2KV voltage class design, and the insulating rod tip should be able to reliably insert high-voltage power line, and the high-voltage line after the connection should be as an organic whole with the metal point end of insulating rod, and actual operation is as follows: the other binding post of the tool is grounded through a high-voltage insulating wire, when the capacitor is discharged, the handheld insulating rod contacts the high-voltage end of the capacitor to discharge the capacitor, and when the voltage value is reduced to be lower than 36V, the discharge is finished, and certainly, the discharge can be continued to reach zero as far as possible.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the device comprises an insulating rod, 2, an insulating anti-skidding handle, 3, a contact end, 4, a discharge module shell, 5, an insulating fixing plate, 6, a discharge contactor, 7 and a discharge coil.
The specific implementation mode is as follows:
example 1:
a special discharging tool for a capacitor of an MT4400 type dump truck comprises the following components: insulating rod 1, insulating fixed plate 5, discharge module casing 4 and discharge contactor 6, the below of insulating rod be connected with insulating fixed plate, insulating fixed plate with discharge module casing connect, discharge module casing be connected with contact jaw 3, discharge module casing internally mounted have discharge contactor and discharge coil 7, discharge coil with discharge contactor parallel connection, discharge contactor with contact jaw connect, the rear connection of insulating rod have insulating anti-skidding handle 2.
Example 2:
according to the special capacitor discharging tool for the MT4400 type dump truck in the embodiment 1, the end part of the insulating rod is connected with a high-voltage power line, and the high-voltage power line and the metal tip of the insulating rod are integrated.
Example 3:
the special capacitor discharge tool for the MT4400 type dump truck according to embodiment 1 or 2, wherein the rated value of the discharge coil is 2 KV.
Claims (3)
1. A special discharging tool for a capacitor of an MT4400 type dump truck comprises the following components: insulating rod, insulating fixed plate, discharge module casing and discharge contactor, characterized by: the insulation fixing plate is connected to the lower portion of the insulation rod, the insulation fixing plate is connected with the discharge module shell, the discharge module shell is connected with the contact end, the discharge contactor and the discharge coil are installed inside the discharge module shell, the discharge coil is connected with the discharge contactor in parallel, the discharge contactor is connected with the contact end, and the tail portion of the insulation rod is connected with the insulation anti-skidding handle.
2. The special discharging tool for the capacitor of the MT4400 type dump truck according to claim 1, wherein: the end part of the insulating rod is connected with a high-voltage power line, and the high-voltage power line and the metal tip end of the insulating rod are integrated.
3. The special discharging tool for the capacitor of the MT4400 type dump truck according to claim 1, wherein: the rated value of the discharge coil is 2 KV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121515098.6U CN215645055U (en) | 2021-07-05 | 2021-07-05 | Special capacitor discharging tool for MT4400 type dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121515098.6U CN215645055U (en) | 2021-07-05 | 2021-07-05 | Special capacitor discharging tool for MT4400 type dump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215645055U true CN215645055U (en) | 2022-01-25 |
Family
ID=79947901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121515098.6U Expired - Fee Related CN215645055U (en) | 2021-07-05 | 2021-07-05 | Special capacitor discharging tool for MT4400 type dump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215645055U (en) |
-
2021
- 2021-07-05 CN CN202121515098.6U patent/CN215645055U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |