CN216588144U - Interlocking device for improving use safety of metering box - Google Patents
Interlocking device for improving use safety of metering box Download PDFInfo
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- CN216588144U CN216588144U CN202122504951.0U CN202122504951U CN216588144U CN 216588144 U CN216588144 U CN 216588144U CN 202122504951 U CN202122504951 U CN 202122504951U CN 216588144 U CN216588144 U CN 216588144U
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Abstract
The utility model discloses an interlocking device for improving the use safety of a metering box, which comprises a cable chamber and a mechanism chamber fixed on the cable chamber, wherein a line inlet side electrified display unit and an electromagnetic lock are arranged in the mechanism chamber, the line inlet side electrified display unit is electrically connected with the electromagnetic lock, a lock tongue is arranged on the electromagnetic lock, a lock hole is formed in the cable chamber, and the lock tongue is sleeved in the lock hole, so that the safety of an operator is ensured, and the safety of the metering box is improved.
Description
Technical Field
The utility model belongs to the technical field of metering boxes, and particularly relates to an interlocking device for improving the use safety of a metering box.
Background
The existing metering box is provided with a mechanical linkage between a grounding switch and a cable chamber door, when the outlet side of the metering box is electrified, the linkage between a switch operating mechanism and the cable chamber is locked, so that the cable chamber door cannot be opened, when the outlet side of the metering box is electrified, the linkage between the switch operating mechanism and the cable chamber is unlocked, so that the cable chamber door can be opened, but in the actual work, the outlet side of the metering box is electrified, at the moment, the cable chamber door can be opened, because the inlet side is electrified, the cable chamber door is opened under the state, the safe operation is not facilitated, and the safety of operators cannot be ensured.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an interlocking device for improving the use safety of a metering box.
The specific scheme is as follows:
the utility model provides an improve interlock of batch meter safety in utilization, includes the cable chamber and fixes the mechanism room on the cable chamber, indoor incoming line side electrified display element and the electromagnetic lock of being provided with of mechanism, incoming line side electrified display element with the electromagnetic lock electricity is connected, be provided with the spring bolt on the electromagnetic lock, be provided with the lockhole on the cable chamber, the spring bolt cup joints in the lockhole.
The incoming line side electrified display unit includes controller, display screen and electric current high pressure sensor, electric current high pressure sensor and display screen all with the controller electricity is connected.
The controller is a single chip microcomputer or a PLC.
The display screen is a dot matrix type liquid crystal display screen.
The electromagnetic lock comprises an electromagnet and an action mechanism, wherein the action mechanism comprises a support frame, a contact bearing plate and an action contact, the action contact is fixed on the contact bearing plate, the contact is located right above the electromagnet, the support frame comprises a base, a first stand column and a second stand column, the first stand column and the second stand column are fixed on the base in parallel, one end of the contact bearing plate is in sliding connection with the first stand column, and the other end of the contact bearing plate is in sliding connection with the second stand column.
One end of the lock tongue is fixed on the contact bearing plate, and the other end of the lock tongue penetrates through the base and is sleeved in the lock hole.
Springs are symmetrically arranged between the contact bearing plate and the base, one ends of the springs are fixedly connected with the contact bearing plate, and the other ends of the springs are fixedly connected with the base.
The electromagnet is electrically connected with the controller.
The utility model discloses an interlocking device for improving the use safety of a metering box, wherein a live display unit and an electromagnetic lock are arranged on a wire inlet side, when a wire inlet side is in a live state, the live display unit controls the electromagnetic lock to act, so that a cable chamber door is in a locked state, the cable chamber door cannot be opened under the condition that the wire inlet side and a wire outlet side are simultaneously electrified, and only when the wire inlet side and the wire outlet side are simultaneously in a power-off state, the cable chamber door can be opened, so that the safety of operators is ensured, and the safety of the metering box is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an electrical connection schematic of the present invention.
Fig. 3 is a schematic structural diagram of the electromagnetic lock.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. It is obvious that the described embodiments are only a part of the implementations of the present invention, and not all implementations, and all other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without any inventive work are within the scope of the present invention.
As shown in fig. 1 to 3, an interlock device for improving the use safety of a metering box comprises a cable chamber 7 and a mechanism chamber fixed on the cable chamber 7, wherein an incoming line side electrified display unit 3 and an electromagnetic lock 2 are arranged in the mechanism chamber, the incoming line side electrified display unit 3 is electrically connected with the electromagnetic lock 2, a lock tongue 1 is arranged on the electromagnetic lock 2, a lock hole is arranged on the cable chamber 7, and the lock tongue 1 is sleeved in the lock hole.
Incoming line side electrified display element 3 includes controller 10, display screen 11 and electric current high pressure sensor 8, electric current high pressure sensor 8 and display screen 11 all with controller 10 electricity is connected.
The controller 10 is a single chip microcomputer or a PLC.
The display screen 11 is a dot matrix type liquid crystal display screen 11.
The electromagnetic lock 2 comprises an electromagnet 9 and an action mechanism, wherein the action mechanism comprises a support frame, a contact bearing plate 13 and an action contact 15, the action contact 15 is fixed on the contact bearing plate 13, the contact is located right above the electromagnet 9, the support frame comprises a base 17, a first stand column 12 and a second stand column 14, the first stand column 12 and the second stand column 14 are fixed on the base 17 in parallel, one end of the contact bearing plate 13 is connected with the first stand column 12 in a sliding mode, and the other end of the contact bearing plate 13 is connected with the second stand column 14 in a sliding mode.
One end of the bolt 1 is fixed on the contact bearing plate 13, and the other end of the bolt 1 penetrates through the base 17 and is sleeved in the lock hole.
Springs 16 are symmetrically arranged between the contact bearing plate 13 and the base 17, one end of each spring 16 is fixedly connected with the contact bearing plate 13, and the other end of each spring 16 is fixedly connected with the base 17.
The electromagnet 9 is electrically connected with the controller 10.
The specific operation process of the interlocking device for improving the use safety of the metering box is as follows:
in this embodiment, there is mechanical linkage 6 between the operating mechanism of the outgoing line side grounding switch and the cable chamber door, and only when the breaker is in the open state, the disconnecting switch is in the open state, and the grounding switch 5 is in the closed state, the line grounding is not electrified, so the linkage between the grounding switch operating mechanism and the cable chamber door can be released. Still be provided with side electrified display 4 of being qualified for the next round of competitions on the batch meter, under the side of being qualified for the next round of competitions has the electricity condition, side electrified display 4 of being qualified for the next round of competitions carries out electrified instruction, and mechanical interlocking 6 between earthing switch and the cable chamber is in the locking state this moment, and cable chamber door can't be opened.
When carrying out the side and having the electricity, inlet wire side electrified display element 3 carries out electrified instruction, at this moment, controller 10 supplies power for electro-magnet 9, electro-magnet 9 can produce the electromagnetic force to contact 15 when getting the electricity, under the effect of electromagnetic force, contact 15 drives contact loading board 13 and slides downwards along first stand 12 and second stand 14, compress spring 16 simultaneously, spring bolt 1 moves to the lockhole in under the drive of contact loading board 13, lock, at this moment, cable chamber door is unable to open equally, only in the inlet wire side with be qualified for the next round of competitions under the state that the side all does not have the electricity simultaneously, the door of cable chamber just can be opened, the reliability of product use and personnel's security have been guaranteed.
The utility model discloses an interlocking device for improving the use safety of a metering box, wherein a live display unit and an electromagnetic lock are arranged on a wire inlet side, when a wire inlet side is in a live state, the live display unit controls the electromagnetic lock to act, so that a cable chamber door is in a locked state, the cable chamber door cannot be opened under the condition that the wire inlet side and a wire outlet side are simultaneously electrified, and only when the wire inlet side and the wire outlet side are simultaneously in a power-off state, the cable chamber door can be opened, so that the safety of operators is ensured, and the safety of the metering box is improved.
The technical means disclosed in the utility model scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.
Claims (7)
1. An improve interlock of batch meter safety in utilization, includes cable chamber (7) and fixes the mechanism room on cable chamber (7), its characterized in that: an incoming line side electrified display unit (3) and an electromagnetic lock (2) are arranged in the mechanism chamber, the incoming line side electrified display unit (3) is electrically connected with the electromagnetic lock (2), a lock tongue (1) is arranged on the electromagnetic lock (2), a lock hole is arranged on the cable chamber (7), and the lock tongue (1) is sleeved in the lock hole; incoming line side electrified display element (3) include controller (10), display screen (11) and electric current high pressure sensor (8), electric current high pressure sensor (8) and display screen (11) all with controller (10) electricity is connected.
2. An interlock device for improving the use safety of a metering tank according to claim 1, wherein: the controller (10) is a single chip microcomputer or a PLC.
3. An interlock device for improving the use safety of a metering tank according to claim 1, wherein: the display screen (11) is a dot matrix type liquid crystal display screen (11).
4. An interlock device for improving the use safety of a metering tank according to claim 1, wherein: electromagnetic lock (2) include electro-magnet (9) and actuating mechanism, actuating mechanism includes support frame, contact loading board (13) and action contact (15), action contact (15) are fixed on contact loading board (13), just action contact (15) are located directly over electro-magnet (9), the support frame includes base (17), first stand (12) and second stand (14) parallel fixation are on base (17), contact loading board (13) one end with first stand (12) sliding connection, contact loading board (13) other end and second stand (14) sliding connection.
5. An interlock device for improving the safety of a metering tank in use according to claim 4, wherein: one end of the lock bolt (1) is fixed on the contact bearing plate (13), and the other end of the lock bolt (1) penetrates through the base (17) and is sleeved in the lock hole.
6. An interlock device for improving the safety of a metering tank in use according to claim 5, wherein: springs (16) are symmetrically arranged between the contact bearing plate (13) and the base (17), one end of each spring (16) is fixedly connected with the contact bearing plate (13), and the other end of each spring (16) is fixedly connected with the base (17).
7. An interlock device for improving the safety of a metering tank in use according to claim 6, wherein: the electromagnet (9) is electrically connected with the controller (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122504951.0U CN216588144U (en) | 2021-10-18 | 2021-10-18 | Interlocking device for improving use safety of metering box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122504951.0U CN216588144U (en) | 2021-10-18 | 2021-10-18 | Interlocking device for improving use safety of metering box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216588144U true CN216588144U (en) | 2022-05-24 |
Family
ID=81638858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122504951.0U Active CN216588144U (en) | 2021-10-18 | 2021-10-18 | Interlocking device for improving use safety of metering box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216588144U (en) |
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2021
- 2021-10-18 CN CN202122504951.0U patent/CN216588144U/en active Active
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