CN210956576U - Electric double-circuit monitoring device for railway vehicle - Google Patents
Electric double-circuit monitoring device for railway vehicle Download PDFInfo
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- CN210956576U CN210956576U CN201922145871.3U CN201922145871U CN210956576U CN 210956576 U CN210956576 U CN 210956576U CN 201922145871 U CN201922145871 U CN 201922145871U CN 210956576 U CN210956576 U CN 210956576U
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Abstract
Rail vehicle electric double-circuit monitoring devices, a novel double-circuit monitoring structure is proposed to realize that a set of double-circuit monitoring devices matches two circuit breakers, and two assorted circuit breakers all can independent operation control, thereby realize that the on-off state of two way circuit breakers about adjacent can be monitored simultaneously, and then reach the purpose of saving regulator cubicle internally mounted space, simplifying the wiring operation and making things convenient for later maintenance work. The device comprises a shell, a linkage contact pin, a group of normally open contact armature iron and normally closed contact armature iron which are arranged in the shell, a rotating body and a reed moving carrier. A normally open contact is arranged on the normally open contact armature, and a normally closed contact is arranged on the normally closed contact armature; the normally open contact armature and the normally closed contact armature are respectively connected with the loop cables of the first circuit breaker and the second circuit breaker; a reed is arranged on the reed moving carrier; two rotating bodies are connected to the reed moving carrier, and a group of linkage contact pins are mounted on each rotating body.
Description
Technical Field
The utility model relates to a double-circuit monitoring devices suitable for electrical breaker on-off state belongs to rail vehicle technical field.
Background
At present, along with the rapid construction of domestic high-speed trains, various research technologies of motor train units are rapidly applied, the functions of the motor train units are continuously enriched, and various electric control devices are gradually increased. In order to ensure safe and stable operation of the vehicle and various functions, higher requirements are put forward for state detection of various functions and corresponding equipment.
The circuit breakers in the conventional electric cabinet of the motor train unit bear the power supply function of most electric control equipment of the whole motor train unit, generally one circuit breaker is matched with one single-path monitoring device, and the number of vehicle function devices is increased, so that the number of the circuit breakers and the switching state monitoring devices thereof is increased, the space in the electric cabinet is more crowded, part of the circuit breakers and the switching state monitoring devices thereof cannot be moved outside the electric cabinet, centralized operation is not convenient, the manufacturing and maintenance quality of the motor train unit is influenced, and in addition, the trouble shooting of vehicle-mounted personnel is difficult.
In view of this, the present patent application is specifically proposed.
SUMMERY OF THE UTILITY MODEL
Rail vehicle electric double-circuit monitoring devices, its aim at solve the problem that above-mentioned prior art exists and propose a novel double-circuit monitoring structure to realize that a set of double-circuit monitoring devices matches two circuit breakers, and two assorted circuit breakers all can independent operation control, thereby realize that the on-off state of two way circuit breakers about adjacent can be monitored simultaneously, and then reach the purpose of saving regulator cubicle internally mounted space, simplifying the wiring operation and making things convenient for later maintenance work.
In order to achieve the design purpose, the rail vehicle electric double-path monitoring device mainly comprises a shell, a group of normally open contact armature iron and normally closed contact armature iron which are arranged in the shell, and a reed moving carrier.
Wherein, a normally open contact is arranged on the normally open contact armature, and a normally closed contact is arranged on the normally closed contact armature;
the normally open contact armature and the normally closed contact armature are respectively connected with the loop cables of the first circuit breaker and the second circuit breaker;
a reed is arranged on the reed moving carrier;
two rotating bodies are connected to the reed moving carrier, and a group of linkage contact pins are mounted on each rotating body.
The end of the reed keeps the same vertical height with the normally open contact and the normally closed contact, and the contact and the separation with the normally open contact or the normally closed contact are realized under the drive of the reed moving carrier.
The linkage contact pin form double-circuit monitoring, can peg graft with the circuit breaker of both sides to the realization is decided respectively to choose for use normally closed or normally open contact according to the in service behavior of circuit breaker.
The adopted double-circuit monitoring structure can also be applied to monitoring the switching state of a single circuit breaker, so that a large amount of internal installation space of the electrical cabinet can be saved. The two-way monitoring function is realized, and meanwhile, a wide and open operating space can be provided. And the line interface greatly reduces the workload and the cost of cable connection.
In order to further improve the flexibility of double-path monitoring and independently implement the control of each circuit breaker, the improvement scheme can be adopted that the normally open contact armature and the normally closed contact armature are arranged in a layered manner along the vertical direction of the shell; the reed moving carrier is connected with the shell through a return spring, and the two groups of reeds are arranged in a layered manner along the vertical direction; the rotating body is connected to the shell through a pivot, and the end part of the rotating body is inserted into the reed moving carrier.
The reset spring is positioned between the reed moving carrier and the shell and is in a compressed state initially; the normally open contact can be separated and disconnected from the reed by pushing the reed to move the carrier, so that the normally closed contact is contacted and closed with the reed at the same time.
Furthermore, the 2 rotating bodies are respectively and independently inserted into the reed moving carrier, and the 2 linkage contact pins are respectively arranged on different sides of the rotating bodies.
The two rotating bodies can be arranged at the bulge parts on the shell, and one ends of the rotating bodies are embedded into the reed moving carrier, can rotate and do not interfere with each other. The two linkage contact pins are respectively arranged on the rotating bodies at different sides; the linkage contact pin and the rotating body can be selected to be in a welding connection mode.
In order to optimize and improve the line connection with the circuit breaker, a plurality of groups of armature wiring installation channels are arranged on the shell, and the normally open contact armature, the normally closed contact armature, the first circuit breaker and the second circuit breaker are connected with the circuit cable through bolts in the armature wiring installation channels.
The normally open contact and the normally closed contact can be welded on respective armatures, and bolt mounting openings can be formed in the tail portions of the armatures.
As above, the electric double-circuit monitoring devices of the railway vehicle have the advantages and beneficial effects that:
1. the novel double-circuit monitoring device suitable for the on-off state of the circuit breaker of the motor train unit is realized, the on-off state of the adjacent circuit breaker at the left side and the right side can be monitored by adopting one device in the electric cabinet in the motor train unit, the wiring is simple, the operation is simple, the cost is lower, and the centralized maintenance is convenient;
2. the monitoring information is more concentrated, the logic operation of the monitoring host is reduced, and the power consumption of the monitoring host is reduced.
Drawings
The present invention will now be further described with reference to the following drawings;
FIG. 1 is a schematic side view of the internal structure of the two-way monitoring device;
FIG. 2 is a schematic cross-sectional oblique view of FIG. 1;
FIG. 3 is a schematic diagram of a two-way monitoring device coupled to a circuit breaker;
in the above figures, a housing 1, a return spring 2, a rotating body 3, a normally open contact 4, a normally closed contact 5, a reed moving carrier 6, an armature wiring installation channel 7, a linkage pin 8, a reed 9, an armature tail bolt installation port 10, a normally open contact armature 40, a normally closed contact armature 50, a first circuit breaker F1 and a second circuit breaker F2.
Detailed Description
a normally open contact 4 is arranged on the normally open contact armature 40, and a normally closed contact 5 is arranged on the normally closed contact armature 50; the normally open contact armature 40 and the normally closed contact armature 50 are arranged in layers in the vertical direction along the housing 1.
The normally open contact armature 40 is respectively connected with circuit cables L3 and L4 of the circuit breaker; the normally closed contact armature 50 is respectively connected with circuit cables L1 and L2 of the circuit breaker;
a plurality of sets of armature wire installation passages 7 are provided in the housing 1, and a normally open contact armature 40, a circuit cable connecting the normally closed contact armature 50 to the first breaker F1 and the second breaker F2 are connected to the armature wire installation passages 7 by bolts.
The reed moving carrier 6 is provided with reeds 9, the reed moving carrier 6 is connected to the shell 1 through the return spring 2, and the two groups of reeds 9 are arranged in a layered mode in the vertical direction;
the reset spring 2 is positioned between the shell 1 and the reed moving carrier 6 and is in a compressed state, and the reed 9 is separated from the normally open contact 4 and the normally open contact armature 40 and is in contact with the normally closed contact 5 for closing.
Two rotating bodies 3 are connected to the reed moving carrier 6, and a group of linkage contact pins 8 are arranged on each rotating body 3; the rotating body 3 is connected to the housing 1 through a pivot, and the end of the rotating body 3 is inserted into the reed moving carrier 6.
The 2 rotating bodies 3 are respectively and independently inserted into the reed moving carriers 6, and the 2 linkage pins 8 are respectively arranged on different sides of the rotating bodies 3.
When the normally closed contact 5 is used, as shown in fig. 1, cables L1 and L2 at two ends are respectively fastened between the normally closed contact 5 and the armature wiring installation channel 7 through two bolts, and the circuit breaker can be placed in an F1 or F2 mode; the linkage contact pin 8 is inserted into a switch linkage interface of the circuit breaker F1 or F2 on the same side, and the linkage function is realized.
When the normally open contact 4 is used, as shown in fig. 1, cables L3 and L4 at two ends are respectively fastened between the normally open contact 4 and the armature wiring installation channel 7 through two bolts; the breaker can be placed at will F1 or F2; and the linkage contact pin 8 is inserted into a switch linkage interface of the circuit breaker F1 or F2 on the same side, so that the linkage function is realized.
Similar technical solutions can be derived from the solutions given in the figures and the description, as described above. However, any content of the technical solution not departing from the present invention still belongs to the right scope of the technical solution of the present invention.
Claims (4)
1. The utility model provides a rail vehicle electric double-circuit monitoring devices which characterized in that: the device comprises a shell (1), a group of normally open contact armatures (40) and normally closed contact armatures (50) which are arranged in the shell (1), and a reed moving carrier (6);
a normally open contact (4) is arranged on the normally open contact armature (40), and a normally closed contact (5) is arranged on the normally closed contact armature (50);
a normally open contact armature (40) and a loop cable which is connected with the first circuit breaker (F1) and the second circuit breaker (F2) respectively at the normally closed contact armature (50);
a reed (9) is arranged on the reed moving carrier (6);
two rotating bodies (3) are connected to the reed moving carrier (6), and a group of linkage pins (8) are mounted on each rotating body (3).
2. A rail vehicle electrical two-way monitoring device according to claim 1, characterized in that: the normally open contact armature (40) and the normally closed contact armature (50) are vertically arranged along the shell (1) in a layered manner;
the reed moving carrier (6) is connected to the shell (1) through a return spring (2), and the two groups of reeds (9) are arranged in a layered mode in the vertical direction;
the rotating body (3) is connected to the shell (1) through a pivot, and the end part of the rotating body (3) is inserted into the reed moving carrier (6).
3. A rail vehicle electrical two-way monitoring device according to claim 2, characterized in that: the two rotating bodies (3) are respectively and independently inserted into the reed moving carrier (6), and 2 linkage contact pins (8) are respectively arranged on different sides of the rotating bodies (3).
4. A rail vehicle electrical two-way monitoring device according to claim 1, 2 or 3, characterized in that: the shell (1) is provided with a plurality of groups of armature wiring installation channels (7), and the armature wiring installation channels (7) are connected with normally open contact armatures (40) and loop cables of normally closed contact armatures (50), a first circuit breaker (F1) and a second circuit breaker (F2) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922145871.3U CN210956576U (en) | 2019-12-03 | 2019-12-03 | Electric double-circuit monitoring device for railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922145871.3U CN210956576U (en) | 2019-12-03 | 2019-12-03 | Electric double-circuit monitoring device for railway vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210956576U true CN210956576U (en) | 2020-07-07 |
Family
ID=71382325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922145871.3U Active CN210956576U (en) | 2019-12-03 | 2019-12-03 | Electric double-circuit monitoring device for railway vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210956576U (en) |
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2019
- 2019-12-03 CN CN201922145871.3U patent/CN210956576U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.86, Jinhong East Road, Chengyang District, Qingdao City, Shandong Province Patentee after: Qingdao Sifang Alstom railway transportation equipment Co.,Ltd. Address before: No.86, Jinhong East Road, Chengyang District, Qingdao City, Shandong Province 266111 Patentee before: BOMBARDIER SIFANG (QINGDAO) TRANSPORTATION Ltd. |
|
| CP03 | Change of name, title or address |