CN220231876U - Direct current switch machine test box - Google Patents
Direct current switch machine test box Download PDFInfo
- Publication number
- CN220231876U CN220231876U CN202321455474.6U CN202321455474U CN220231876U CN 220231876 U CN220231876 U CN 220231876U CN 202321455474 U CN202321455474 U CN 202321455474U CN 220231876 U CN220231876 U CN 220231876U
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- direct current
- switch machine
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- panel
- power module
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- 238000012360 testing method Methods 0.000 title claims abstract description 43
- 230000009471 action Effects 0.000 claims description 7
- 230000005284 excitation Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a direct current switch machine test box, which comprises a box, a panel, electrical elements and a power module; the box body is used for installing the assembled components, plays a role in protection, and is convenient to debug, carry and use on site; the panel is sequentially provided with an indicator lamp, a safety circuit breaker, an ammeter, a quick connecting terminal and a button switch; the electrical components comprise a button switch, a circuit breaker, an indicator lamp, a connecting terminal and a relay; the power module provides direct current power for the box, the panel and the electrical elements, and the power module selects a miniature alternating current-direct current power module. Compared with the prior art, the utility model has the advantages that: the test efficiency is improved, and the number of the locking skylights is reduced.
Description
Technical Field
The utility model relates to the technical field of switch machine tests, in particular to a direct current switch machine test box.
Background
In the electrified transformation process, the signal specialty relates to station transformation construction, and before opening, the interlocking test is carried out on transformation equipment by utilizing a blocking point, the original point switch test mode is to carry out power transmission conduction test by using a wall power supply, so that mixed power is easy to cause and potential safety hazards exist, a skylight is required to be blocked after conduction is finished, the existing combined frame power supply and an outdoor point switch are utilized for communication test, faults occur during the test, construction blocking time and later construction arrangement are influenced, and the test efficiency is low.
Disclosure of Invention
The utility model aims to overcome the defects and provide the direct current switch machine test box.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the direct current switch machine test box comprises a box, a panel, electrical elements and a power module;
the box body is used for installing the assembled components, plays a role in protection, and is convenient to debug, carry and use on site;
the panel is sequentially provided with an indicator lamp, a safety circuit breaker, an ammeter, a quick connecting terminal and a button switch;
the electrical components comprise a button switch, a circuit breaker, an indicator lamp, a connecting terminal and a relay;
the power module provides direct current power for the box, the panel and the electrical elements, and the power module selects a miniature alternating current-direct current power module.
As an improvement, the button switch control circuit, the circuit breaker protection circuit, the pilot lamp uses direct current to represent etc. to replace the fixed-meter and the inverse-meter relay, reduces the volume weight and shows more directly perceivedly, the connecting terminal connecting wire uses.
As improvement, the relay uses a micro relay to replace a 1QDJ relay, thereby reducing the volume weight and meeting the test requirement.
As an improvement, the panel and the electric element adopt a 1QDJ excitation 2QDJ pole-changing circuit and an action circuit.
As an improvement, the signal relays in the 1QDJ excitation 2QDJ pole-turning circuit and the action circuit are replaced by micro relays, and the indicator lamps replace the original turnout indicating relays to observe the state.
As an improvement, the action circuit is connected to an outdoor switch machine.
Compared with the prior art, the utility model has the advantages that: the test efficiency is improved, and the number of the locking skylights is reduced.
Drawings
Fig. 1 is a schematic diagram of a cable connection of the present utility model.
Fig. 2 is a schematic view of a panel of the present utility model.
Fig. 3 is a schematic diagram of a 1QDJ excitation 2QDJ pole transfer circuit of the present utility model.
Fig. 4 is a schematic diagram of an operation circuit of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
With reference to fig. 1-4, the direct current switch machine test box mainly comprises a box, a panel, an electronic element, a power module and the like, and the main functions of each part are as follows: the box body is mainly characterized in that the assembled components are arranged in the box body to protect the components, and the box body is a portable box body, so that the portable box body is convenient to debug, carry and use on site; the panel is used for fixing the indication lamp, the safety circuit breaker, the ammeter, the quick connecting terminal, the button switch on the panel, so that the panel is convenient to operate; the electric element comprises a button switch, a circuit breaker, an indicator lamp, a connecting terminal and a relay, wherein the button switch control circuit, the circuit breaker protection circuit and the like are used for replacing a fixed-meter and inverse-meter relay by the indicator lamp, the volume weight is reduced, the display is more visual, the connecting terminal is used for connecting the wire, the relay is used for replacing a 1QDJ relay by a micro relay, the volume weight is reduced, and the test requirement is met; and the power supply module is used for providing direct current power for the test box.
When the utility model is particularly used, the utility model,
(1) Accessing a box power line into a temporary power strip;
(2) Connecting the switch machine cable to be tested with quick connection terminals (the box can be used for four-wire system and six-limit direct current switch machines, and the arrangement sequence of the quick connection terminals is respectively X1-X6 terminals);
(3) Closing the protection circuit breaker, and determining the state (positioning state or reverse state) of the switch machine;
(4) Pressing an operation button to operate the switch machine to be tested, and performing a break indication test after the switch machine is in place;
(1) And after the test is finished, the protective circuit breaker is disconnected, the cable distribution is removed, and the power supply is pulled out.
When the utility model is used for a specific implementation test, in the process of transformation of power-on gasification, 8 stations are specially designed for station transformation, the switch machine is additionally arranged outdoors, and the direct current switch machine test box is used for a test by using an external power supply under the condition that the indoor test condition is not provided. The method comprises the following steps:
(1) The turnout test is carried out at one station by utilizing the test box, the turnout is controlled by the inversion without conversion in the L1 and L2 turnout test process, the outdoor X2 cable broken line is found through searching, the test box can be used for timely finding out the fault, the fault is eliminated before the construction point, and the quick access of equipment is ensured.
(2) When another station uses the test box to carry out the turnout test, the K1 turnout is not moved from the positioning to the reverse position, and the turnout is converted to the reverse position when moved from the reverse position to the positioning, and X1 is broken, X2 goes up to the X1 terminal, so that the test box can be used for finding out faults in time, and the faults are eliminated before the construction point, thereby ensuring the quick access of equipment.
(3) The switch machine test box has the characteristics of rapid switch machine action checking and display circuit checking, small size, light weight, convenient carrying, simple operation, complete test items and the like, and greatly improves the test progress.
(4) When the direct current switch machine test box is used for experiments, when a fixed operation button is pressed, the switch machine rotates to be positioned, and when the switch machine rotates to be positioned in place, a lamp is turned on; when the reverse position control button is pressed, the switch machine rotates to the reverse position, and the reverse position indicates that the lamp is lighted when the switch machine rotates to the position.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (6)
1. Direct current switch machine test box, its characterized in that: comprises a box, a panel, an electrical element and a power module;
the box body is used for installing the assembled components, plays a role in protection, and is convenient to debug, carry and use on site;
the panel is sequentially provided with an indicator lamp, a safety circuit breaker, an ammeter, a quick connecting terminal and a button switch;
the electrical components comprise a button switch, a circuit breaker, an indicator lamp, a connecting terminal and a relay;
the power module provides direct current power for the box, the panel and the electrical elements, and the power module selects a miniature alternating current-direct current power module.
2. The direct current switch machine test box of claim 1, wherein: the button switch control circuit, the circuit breaker protection circuit, the pilot lamp uses direct current to represent etc. to replace fixed table, anti-table relay, reduces volume weight and shows more directly perceivedly, connecting terminal connecting wire uses.
3. The direct current switch machine test box of claim 1, wherein: the relay uses the miniature relay to replace the 1QDJ relay, thereby reducing the volume weight and meeting the test requirement.
4. The direct current switch machine test box of claim 1, wherein: the panel and the electrical components adopt a 1QDJ excitation 2QDJ pole-turning circuit and an action circuit.
5. The direct current switch machine test box of claim 1, wherein: the signal relays in the 1QDJ excitation 2QDJ pole-turning circuit and the action circuit are replaced by miniature relays, and the indicator lamps replace the original turnout indicating relays to observe the states.
6. The direct current switch machine test box of claim 4, wherein: the action circuit is connected to an outdoor switch machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321455474.6U CN220231876U (en) | 2023-06-08 | 2023-06-08 | Direct current switch machine test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321455474.6U CN220231876U (en) | 2023-06-08 | 2023-06-08 | Direct current switch machine test box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220231876U true CN220231876U (en) | 2023-12-22 |
Family
ID=89183715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321455474.6U Active CN220231876U (en) | 2023-06-08 | 2023-06-08 | Direct current switch machine test box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220231876U (en) |
-
2023
- 2023-06-08 CN CN202321455474.6U patent/CN220231876U/en active Active
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