CN214252402U - Batch meter with cover opening alarm device - Google Patents
Batch meter with cover opening alarm device Download PDFInfo
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- CN214252402U CN214252402U CN202120101471.7U CN202120101471U CN214252402U CN 214252402 U CN214252402 U CN 214252402U CN 202120101471 U CN202120101471 U CN 202120101471U CN 214252402 U CN214252402 U CN 214252402U
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Abstract
The utility model discloses a batch meter with alarm device uncaps, establish the lid on the box including box and lid, still including alarm device uncaps, alarm device uncaps including uncap detecting element and output unit, uncap the detecting element and detect the state of opening and shutting between box and the lid to the corresponding status signal of transmission to output unit, output unit does not export or export alarm signal that uncaps according to the status signal who receives. When the cover opening detection device is used, when the box body and the cover body are closed, the cover opening detection unit transmits a corresponding state signal to the output unit, and the output unit does not output a cover opening alarm signal; when the box body and the cover body are opened, the cover opening detection unit transmits corresponding state signals to the output unit, the output unit outputs cover opening alarm signals, and monitoring terminals such as a remote monitoring terminal can obtain the cover opening alarm signals through the output unit so as to process in time. It is thus clear that the utility model discloses have the alarming function that uncaps, need not to ascend a height and tour, improved the security.
Description
Technical Field
The utility model relates to a metering equipment technical field especially relates to a batch meter with alarm device uncaps.
Background
In the blind area that low-voltage transformer batch meter was in monitoring all the time, through carrying out contrastive analysis to this regional measurement trouble and default power consumption user in recent years discovery: the failure rate and the default power consumption rate of a metering device of a low-voltage transformer metering box show an ascending trend, and the loss and the damage of national assets are caused. In order to ensure monitoring of the metering phase of the low-voltage current transformer, the number of times of inspection rounds needs to be increased by workers. However, the patrol of the low-voltage transformer metering box belongs to live patrol, and the danger is high. And through statistics to this regional low-voltage transformer batch meter installation environment, discover that most of low-voltage transformer batch meters are installed at the pole frame, ascend a height the operation greatly increased staff's tour danger.
In order to solve the technical problem, the utility model discloses a novel theftproof power metering box among the prior art, application number is CN 201911197921.0's utility model, this utility model through the pressure of arranging at the box right side of batch meter and rear side installation equidistance send out the switch, with the alarm cooperation of box internal installation, open the door plant or dismantle the box and can lead to pressing to send out switch pressure and disappear, trigger the alarm and report to the police not using specific mode. However, the utility model discloses a to the electric energy meter measuring box, and do not explain what the specific unpacking mode that can not trigger the alarm is, lead to maneuverability poor.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough, the utility model discloses the technical problem that will solve is: the utility model provides a batch meter with alarm device uncaps, this batch meter need not to ascend a height and can accomplish and tour, has reduced and has tourd danger, and has simple structure, be convenient for installation, high advantage of security.
In order to solve the technical problem, the technical scheme of the utility model is that:
a metering box with an uncovering alarm device comprises a box body, a cover body and the uncovering alarm device, wherein the cover body is covered on the box body; the cover opening detection unit is used for detecting the opening and closing state between the box body and the cover body and transmitting a corresponding state signal to the output unit, and the output unit is used for not outputting or outputting a cover opening alarm signal according to the received state signal.
Preferably, the cover opening detection unit comprises a floating contact and a support spring which float between the box body and the cover body, one end of the support spring is fixedly arranged at the bottom of the box body, and the other end of the support spring supports the floating contact; the outer side wall of the floating contact close to the supporting spring is provided with a conductive part; the supporting spring is electrically connected with the output unit; the box body and the cover body are closed, the cover body acts on the floating contact to compress the supporting spring, so that the conductive part of the floating contact is conducted with the output unit through the supporting spring, and the output unit does not output an uncovering alarm signal; the box body and the cover body are opened, the supporting spring resets and pushes the floating contact to move towards the side of the cover body, the conductive part of the floating contact is disconnected with the output unit, and the output unit outputs an opening alarm signal.
Preferably, the output unit comprises a signal input end and a signal output end; the outer side wall of the floating contact is provided with two conductive parts, and the two conductive parts are electrically connected with the signal input end and the signal output end through the supporting spring respectively.
Preferably, the output unit further comprises two adapting conductive sheets, one of the adapting conductive sheets is connected with the signal input end and the supporting spring, and the other adapting conductive sheet is connected with the signal output end and the supporting spring.
Preferably, an insulating layer is disposed outside the supporting spring.
Preferably, the conductive portion is a copper foil.
Preferably, the floating contact comprises a cylindrical body, the cylindrical body is close to the outer wall of the supporting spring, the copper foil is arranged on the outer wall of the supporting spring, and the copper foil extends along the extending direction of the cylindrical body.
Preferably, the box body and the cover body are fixedly connected through screws and threaded holes.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
because the utility model discloses a batch meter with alarm device uncaps, establish the lid on the box including box and lid, still including alarm device uncaps, alarm device should uncap including uncap detecting element and output unit, wherein uncap detecting element and be used for detecting the state of opening and shutting between box and the lid to the state signal that the transmission corresponds to output unit, output unit is used for not exporting or exporting the alarm signal of uncapping according to the state signal of receipt. When the cover opening detection device is used, when the box body and the cover body are closed, the cover opening detection unit transmits a state signal corresponding to the closing state to the output unit, and the output unit does not output a cover opening alarm signal and trigger alarm; when the box body and the cover body are opened, the cover opening detection unit transmits a state signal corresponding to the opening state to the output unit, the output unit outputs a cover opening alarm signal, and the monitoring terminals such as the remote monitoring terminal can acquire the cover opening alarm signal through the output unit so as to process in time. It is visible, the utility model discloses a batch meter has the alarming function that uncaps, need not to ascend a height and tours, has improved the security, and has simple structure, the advantage of the installation of being convenient for.
The cover opening detection unit comprises a floating contact and a supporting spring which float between the box body and the cover body, one end of the supporting spring is fixedly arranged at the bottom of the box body, and the other end of the supporting spring supports the floating contact; the outer side wall of the floating contact close to the supporting spring is provided with a conductive part; the supporting spring is electrically connected with the output unit; the box body and the cover body are closed, the cover body acts on the floating contact to compress the supporting spring, the conductive part of the floating contact is conducted with the output unit through the supporting spring, and the output unit does not output an uncovering alarm signal; the box body and the cover body are opened, the supporting spring is reset to push the floating contact to move towards the cover body side, the conductive part of the floating contact is disconnected with the output unit, and the output unit outputs an opening alarm signal; the cover opening action is detected by adopting the simple and reliable floating contact and the supporting spring, so that the cost is reduced.
The output unit also comprises two switching conducting strips, wherein one switching conducting strip is connected with the signal input end and the supporting spring, and the other switching conducting strip is connected with the signal output end and the supporting spring; the structural configuration is optimized so that an alarm signal can be reliably output.
Because the insulating layer is arranged on the outer side of the supporting spring, electric shock is prevented, and safety is improved.
To sum up, the utility model solves the technical problem of high risk in the patrol process of the metering box in the prior art; the utility model discloses a set up alarm device that uncaps, keep watch on the batch meter state of opening and shutting, in case the batch meter is opened, export alarm signal that uncaps immediately, reach the purpose of keeping watch on the batch meter, reduced the risk of patrolling to have simple structure, be convenient for installation, the high advantage of security.
Drawings
FIG. 1 is a schematic structural view of a measuring box with a cover opening alarm device of the present invention;
in the figure: the device comprises a box body 1, a cover body 2, a floating contact 3, a cylindrical body 30, a conductive part 31, a supporting spring 4, an output unit 5, a signal input end 50, a signal output end 51, a switching conductive sheet 52, a copper wire 53 and a threaded hole 6.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the measuring box with the cover opening alarm device comprises a box body 1 and a cover body 2 covering the box body 1, wherein the box body 1 and the cover body 2 are fixedly connected through screws and threaded holes 6 in the embodiment, and the fixed connection between the box body 1 and the cover body 2 is not limited to the screws and the threaded holes 6. This batch meter still includes uncap alarm device, and uncap alarm device is including uncap detecting element and output unit 5, and wherein uncap detecting element is used for detecting the state of opening and shutting between box 1 and the lid 2 to the corresponding state signal of transmission to output unit 5, wherein output unit 5 is used for not exporting or exporting uncap alarm signal according to the state signal who receives.
When the utility model is used, when the box body 1 and the cover body 2 are closed, the cover opening detection unit transmits a state signal corresponding to the closing state to the output unit 5, the output unit 5 does not output a cover opening alarm signal, and the alarm metering box can not be triggered to normally work; when box 1 and lid 2 are opened, the state signal that the detection element transmission state of uncapping corresponds to output unit 5, and output unit 5 outputs the alarm signal that uncaps, and monitor terminals such as remote monitoring terminal accessible output unit 5 this moment acquire the alarm signal that uncaps to acquire the state of batch meter, carry out timing processing. It is visible, the utility model discloses a batch meter detects the batch meter through the alarm device that uncaps, makes the operation personnel need not to ascend a height and tours, has improved the security, and has simple structure, the advantage of the installation of being convenient for.
As shown in fig. 1, the cover opening detection unit may include a floating contact 3 and a supporting spring 4 floating between the case 1 and the cover 2, one end of the supporting spring 4 is fixed at the bottom of the case 1, and the other end of the supporting spring 4 supports the floating contact 3 (one end of the floating contact is supported on the supporting spring, and the other end is used for abutting against the cover).
Wherein, the outer side wall of the floating contact 3 close to the supporting spring 4 is provided with a conductive part 31, and the conductive part 31 is preferably a copper foil; the floating contact 3 in this example comprises a cylindrical body 30, and a copper foil is arranged on the outer side wall of the cylindrical body 30 close to the supporting spring 4, and the copper foil extends along the extending direction of the cylindrical body 30.
Wherein, the supporting spring 4 is electrically connected with the output unit 5; in order to prevent electric shock, an insulating layer is provided outside the supporting spring 4 (the supporting spring 4 may be wrapped with an insulating material to form an insulating layer).
The open-close state detection principle of the floating contact 3 and the supporting spring 4 in this example is as follows: when the box body 1 and the cover body 2 are closed, the cover body 2 acts on the floating contact 3 to compress the supporting spring 4, so that the floating contact 3 moves towards the supporting spring 4, two copper foils on the outer side wall of the floating contact 3 are respectively in contact conduction with the supporting spring 4, and further the signal input end 50 and the signal output end 51 are respectively in conduction, at the moment, a closing state signal output by the cover opening detection unit can be but not limited to a low level, and the output unit 5 does not output a cover opening alarm signal. When the box body 1 and the cover body 2 are opened, the floating contact 3 loses pressure, the supporting spring 4 resets to push the floating contact 3 to move towards the cover body 2 side, so that the two copper foils on the outer side wall of the floating contact 3 are respectively disconnected with the signal input end 50 and the signal output end 51, at the moment, the opening state signal output by the opening detection unit can be but not limited to a high level, and the output unit 5 outputs an opening alarm signal.
Of course, the cover opening detection unit is not limited to the floating contact 3 and the support spring 4 described above, and may be any unit as long as it can detect the open/close state of the case 1 and the cover 2.
As shown in fig. 1, the output unit 5 includes a signal input end 50 and a signal output end 51, and the signal input end 50 and the signal output end 51 are embedded at the bottom of the box body 1 for convenient external connection; in this example, the floating contact 3 is provided with two conductive portions 31, and the two conductive portions 31 are electrically connected to the signal input terminal 50 and the signal output terminal 51 through the supporting springs 4, respectively. Meanwhile, the output unit 5 further comprises two adapting conductive strips 52, wherein one adapting conductive strip 52 is connected with the signal input end 50 and the supporting spring 4, and the other adapting conductive strip 52 is connected with the signal output end 51 and the supporting spring 4.
As shown in fig. 1, the signal input terminal 50 and the signal output terminal 51 are electrically connected to the transition conductive sheet 52 through a 0.75mm copper wire 53, and the transition conductive sheet 52 may be, but is not limited to, a copper sheet.
In this example, the signal input end 50 and the signal output end 51 can be externally connected with a 485 communication circuit, and the cover opening alarm signal is transmitted to a monitoring terminal such as a remote monitoring terminal through the 485 communication circuit, so that the cover opening state of the metering box can be reliably detected and acquired, and the cover opening accident can be timely handled. Of course, the signal input terminal 50 and the signal output terminal 51 may also transmit the lid opening warning signal through a wireless communication circuit, such as a GPRS communication circuit.
The above-mentioned preferred embodiments of the present invention are not intended to limit the present invention, and any modifications made within the spirit and principles of the present invention, such as an improvement of the metering box with the cover opening alarm device, should be included within the scope of the present invention.
Claims (8)
1. The metering box with the cover opening alarm device comprises a box body and a cover body covered on the box body, and is characterized by further comprising the cover opening alarm device, wherein the cover opening alarm device comprises a cover opening detection unit and an output unit;
the cover opening detection unit is used for detecting the opening and closing state between the box body and the cover body and transmitting a corresponding state signal to the output unit, and the output unit is used for not outputting or outputting a cover opening alarm signal according to the received state signal.
2. The measuring pocket with the cover opening warning device according to claim 1, wherein the cover opening detecting unit includes a floating contact and a supporting spring floating between the case body and the cover body, one end of the supporting spring is fixedly provided at the bottom of the case body, and the other end of the supporting spring supports the floating contact;
the outer side wall of the floating contact close to the supporting spring is provided with a conductive part;
the supporting spring is electrically connected with the output unit;
the box body and the cover body are closed, the cover body acts on the floating contact to compress the supporting spring, so that the conductive part of the floating contact is conducted with the output unit through the supporting spring, and the output unit does not output an uncovering alarm signal;
the box body and the cover body are opened, the supporting spring resets and pushes the floating contact to move towards the side of the cover body, the conductive part of the floating contact is disconnected with the output unit, and the output unit outputs an opening alarm signal.
3. A measuring pocket with a cover opening warning device according to claim 2,
the output unit comprises a signal input end and a signal output end;
the outer side wall of the floating contact is provided with two conductive parts, and the two conductive parts are electrically connected with the signal input end and the signal output end through the supporting spring respectively.
4. A measuring pocket with a lid opening alarm device according to claim 3, wherein said output unit further comprises two switching conductive strips, one of said switching conductive strips is connected to said signal input terminal and to said supporting spring, and the other of said switching conductive strips is connected to said signal output terminal and to said supporting spring.
5. A measuring pocket with a cover opening warning device as claimed in any one of claims 2 to 4, wherein an insulating layer is provided outside the supporting spring.
6. A measuring pocket with a cover opening warning device as claimed in claim 2 or 3, wherein said conductive part is a copper foil.
7. The batch meter with the cover opening warning device according to claim 6, wherein the floating contact comprises a cylindrical body, the copper foil is arranged on the cylindrical body close to the outer wall of the supporting spring, and the copper foil extends along the extending direction of the cylindrical body.
8. The batch meter with the cover opening alarm device according to claim 5, wherein the box body and the cover body are fixedly connected through screws and threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120101471.7U CN214252402U (en) | 2021-01-14 | 2021-01-14 | Batch meter with cover opening alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120101471.7U CN214252402U (en) | 2021-01-14 | 2021-01-14 | Batch meter with cover opening alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214252402U true CN214252402U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120101471.7U Active CN214252402U (en) | 2021-01-14 | 2021-01-14 | Batch meter with cover opening alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214252402U (en) |
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2021
- 2021-01-14 CN CN202120101471.7U patent/CN214252402U/en active Active
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