CN215071604U - Light current circuit safety device - Google Patents
Light current circuit safety device Download PDFInfo
- Publication number
- CN215071604U CN215071604U CN202122665390.2U CN202122665390U CN215071604U CN 215071604 U CN215071604 U CN 215071604U CN 202122665390 U CN202122665390 U CN 202122665390U CN 215071604 U CN215071604 U CN 215071604U
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- 239000000428 dust Substances 0.000 claims abstract description 5
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a circuit protection technical field just discloses a light current circuit safety device, including air switch, air switch's positive fixedly connected with casing, the positive fixedly connected with guard shield of casing, the positive left bottom fixedly connected with transparent dust cover of guard shield, the positive left top fixedly connected with button of guard shield, the positive right side joint of guard shield has the closing plate, the positive fixed mounting of casing has the power indicator who is located guard shield right side bottom. This light current circuit safety device monitors the weak current circuit circular telegram condition of electrical apparatus through current transformer and gauge cooperation work, and air switch can cut off the power rapidly when the circuit damages, and protection circuit with electrical apparatus, singlechip control circular telegram pilot lamp stop to light and control the alarm and send the police dispatch newspaper, waves the hand in infrared sensor's the place ahead and closes the alarm, can regulate and control the alarm when can't touch electrical apparatus.
Description
Technical Field
The utility model relates to a circuit protection technical field specifically is a light current circuit safety device.
Background
The weak current generally refers to a direct current circuit, an audio circuit, a video circuit, a network circuit and a telephone circuit, the alternating current voltage is generally within 36V, and the household appliances such as a telephone, a computer and a television signal input (a cable television circuit) and an audio device (an output end circuit) are weak current electric devices.
Strong electricity and weak electricity are conceptually easy to distinguish, the main difference is different in purpose, strong electricity is used as a power energy source, weak electricity is used as a signal electricity, but the current household appliance is damaged in the electrifying use process, so that a circuit is in fault, the power can not be cut off in time, and indication or alarm can not be carried out, so that the weak electricity line safety protection device is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
The utility model provides a weak current circuit safety device, possess the advantage that can in time cut off the power supply and can instruct and the police dispatch newspaper, solved present domestic appliance and appeared damaging in the circular telegram use, lead to the circuit to break down, can't in time cut off the power supply, and can not instruct or the problem of police dispatch newspaper.
For the purpose that realizes above-mentioned can in time cut off the power supply and can instruct and the alarm, the utility model provides a following technical scheme:
a weak current circuit safety protection device comprises an air switch, wherein a casing is fixedly connected to the front of the air switch, a shield is fixedly connected to the front of the casing, a transparent dust cover is fixedly connected to the left bottom of the front of the shield, a button is fixedly connected to the left top of the front of the shield, a sealing plate is clamped on the right side of the front of the shield, a power indicator lamp positioned at the bottom of the right side of the shield is fixedly installed on the front of the casing, a power indicator lamp positioned at the top of the power indicator lamp is fixedly installed on the front of the casing, a processing unit is fixedly installed on the rear side wall of an inner cavity of the shield, a power switch is fixedly installed on the left top of the front of the processing unit, an infrared sensor is fixedly installed at the left bottom of the front of the processing unit, a power supply is fixedly installed on the right side of the front of the processing unit, and an alarm is fixedly installed on the front side wall of the inner cavity of the shield, and the outer side of the electrified switch is electrically connected with a lead, and one end of the lead, which is far away from the electrified switch, is electrically connected with a measuring meter and a current transformer.
As a further aspect of the present invention: the guard shield includes casing and enclosing cover, and casing and enclosing cover pass through fixed screw fixed connection, and the sound transmission hole has been seted up at the positive middle part of enclosing cover, and the positive right side of enclosing cover has been seted up the card hole, card hole and closing plate joint.
As a further aspect of the present invention: the power supply indicator light, the power-on indicator light, the conducting wire, the measuring meter, the current transformer, the processing unit, the power-on switch, the alarm, the infrared sensor and the power supply are electrically connected.
As a further aspect of the present invention: the power supply comprises a base and a battery, the battery is located inside the base, and the base corresponds to the clamping hole.
As a further aspect of the present invention: the processing unit comprises a circuit board and a single chip microcomputer, and the circuit board is fixedly connected with the protective cover through mounting screws.
Compared with the prior art, the utility model provides a light current circuit safety device possesses following beneficial effect:
1. this light current circuit safety device, monitor the weak electric circuit power-on condition of electrical apparatus through current transformer and gauge cooperation work, the singlechip controls the circular telegram pilot lamp light according to the data that the gauge was monitored, air switch can cut off the power supply rapidly when the circuit damages appearing, protection circuit and with electrical apparatus, singlechip control circular telegram pilot lamp stops the light, and control alarm sends out the police dispatch newspaper, can appear damaging timely disconnect-type power supply when the weak electric circuit of electrical apparatus appears, avoid electrical apparatus secondary damage, can guarantee that electrical apparatus does not have the circular telegram, the security is strengthened, make things convenient for the electrical apparatus to remove.
2. This light current circuit safety device waves the hand through the place ahead at infrared sensor, and infrared sensor gives the singlechip with sensing signal transmission, and the alarm is closed to the singlechip, can regulate and control the alarm when can't touch electrical apparatus, convenient operation, and power indicator shows the battery power, and power indicator stops the light when the electric quantity is not enough, can monitor the battery power, in time changes the battery, ensures that the consumer lasts work.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a front sectional view of the structure protecting cover of the present invention.
In the figure: the device comprises an air switch 1, a machine shell 2, a protective cover 3, a transparent dust cover 4, a button 5, a sealing plate 6, a power indicator 7, a power indicator 8, a lead 9, a measuring meter 10, a current transformer 11, a processing unit 12, a power switch 13, an alarm 14, an infrared sensor 15 and a power supply 16.
Detailed Description
The preferred embodiments of the present invention will be described with reference to the accompanying drawings, which should not be construed as limiting the invention.
It should be noted that these drawings are simplified schematic views, and the basic structure of the present invention is described only in a schematic manner, and therefore, only the configuration related to the present invention is shown.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, a weak current circuit safety protection device comprises an air switch 1, a casing 2 is fixedly connected to the front of the air switch 1, a shield 3 is fixedly connected to the front of the casing 2, the shield 3 comprises a casing and an outer cover, the casing and the outer cover are fixedly connected by a fixing screw, a sound transmission hole is formed in the middle of the front of the outer cover, a clamping hole is formed in the right side of the front of the outer cover, the clamping hole is clamped with a sealing plate 6, a transparent dust cover 4 is fixedly connected to the bottom of the left side of the front of the shield 3, a button 5 is fixedly connected to the top of the left side of the front of the shield 3, the sealing plate 6 is clamped to the right side of the front of the shield 3, a power indicator 7 located at the bottom of the right side of the shield 3 is fixedly installed to the front of the casing 2, an energizing indicator 8 located at the top of the power indicator 7 is fixedly installed to the front of the casing 2, a processing unit 12 is fixedly installed to the rear side wall of an inner cavity of the shield 3, the processing unit 12 comprises a circuit board and a single chip microcomputer, the circuit board is fixedly connected with the shield 3 through mounting screws, the top of the front left side of the processing unit 12 is fixedly provided with an electrifying switch 13, the bottom of the front left side of the processing unit 12 is fixedly provided with an infrared sensor 15, the right side of the front side of the processing unit 12 is fixedly provided with a power supply 16, the power supply 16 comprises a base and a battery, the battery is positioned in the base, the base corresponds to a clamping hole, the front side wall of the inner cavity of the shield 3 is fixedly provided with an alarm 14, the outer side of the electrifying switch 13 is electrically connected with a lead 9, one end of the lead 9, which is far away from the electrifying switch 13, is electrically connected with a measuring meter 10 and a current transformer 11, a power indicator lamp 7, an electrifying indicator lamp 8, the lead 9, the measuring meter 10 and the current transformer 11, the processing unit 12, the power-on switch 13, the alarm 14, the infrared sensor 15 and the power supply 16 are electrically connected, so that the purposes of timely powering off, indicating and alarming are achieved.
The utility model discloses a theory of operation is: the current transformer 11 is arranged outside a weak current circuit of an electric appliance, the button 5 is pressed to electrify the electric appliance, the current transformer 11 converts the current of the weak current circuit of the electric appliance and transmits the converted current to the measuring meter 10 to detect, thereby the electrifying condition of the weak current circuit of the electric appliance is monitored, the measuring meter 10 transmits monitoring data to the processing unit 12, the singlechip controls the electrifying indicator lamp 8 to light according to the data condition, if the circuit is damaged, the air switch 1 can rapidly cut off the power supply, the circuit and the electric appliance are protected, then the current transformer 11 can not induce the current in the weak current circuit of the electric appliance to pass through, the singlechip controls the electrifying indicator lamp 8 to stop lighting, and the alarm 14 is controlled to give out an alarm, prompt can be given out in time, the hand can be waved in front of the infrared sensor 15, an induction signal is transmitted to the singlechip by the infrared sensor 15, and the singlechip turns off the alarm 14, power indicator 7 shows the battery power in 16, and power indicator 7 stops to light when the electric quantity is not enough to solved present domestic appliance and broken appearing in the circular telegram use, leaded to the circuit to break down, unable in time cut-off, and can not instruct or the problem of police dispatch newspaper.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a light current circuit safety device, includes air switch (1), its characterized in that: the front of the air switch (1) is fixedly connected with a casing (2), the front of the casing (2) is fixedly connected with a protective cover (3), the front left bottom of the protective cover (3) is fixedly connected with a transparent dust cover (4), the front left top of the protective cover (3) is fixedly connected with a button (5), the front right side of the protective cover (3) is clamped with a sealing plate (6), the front of the casing (2) is fixedly provided with a power indicator (7) positioned at the bottom of the right side of the protective cover (3), the front of the casing (2) is fixedly provided with a power indicator (8) positioned at the top of the power indicator (7), the inner cavity rear side wall of the protective cover (3) is fixedly provided with a processing unit (12), the front left top of the processing unit (12) is fixedly provided with a power switch (13), the front left bottom of the processing unit (12) is fixedly provided with an infrared sensor (15), the right side of the front of the processing unit (12) is fixedly provided with a power supply (16), the front side wall of the inner cavity of the shield (3) is fixedly provided with an alarm (14), the outer side of the power-on switch (13) is electrically connected with a wire (9), and one end, far away from the power-on switch (13), of the wire (9) is electrically connected with a measuring meter (10) and a current transformer (11).
2. A weak current line safety protection device according to claim 1, wherein: the protective cover (3) comprises a shell and an outer cover, the shell and the outer cover are fixedly connected through a fixing screw, a sound transmission hole is formed in the middle of the front side of the outer cover, a clamping hole is formed in the right side of the front side of the outer cover, and the clamping hole is connected with the sealing plate (6) in a clamped mode.
3. A weak current line safety protection device according to claim 1, wherein: the power supply indicator light (7), the power-on indicator light (8), the lead (9), the measuring meter (10), the current transformer (11), the processing unit (12), the power-on switch (13), the alarm (14), the infrared sensor (15) and the power supply (16) are electrically connected.
4. A weak current line safety protection device according to claim 2, wherein: the power supply (16) comprises a base and a battery, the battery is located inside the base, and the base corresponds to the clamping hole.
5. A weak current line safety protection device according to claim 1, wherein: the processing unit (12) comprises a circuit board and a single chip microcomputer, and the circuit board is fixedly connected with the shield (3) through mounting screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122665390.2U CN215071604U (en) | 2021-11-03 | 2021-11-03 | Light current circuit safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122665390.2U CN215071604U (en) | 2021-11-03 | 2021-11-03 | Light current circuit safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215071604U true CN215071604U (en) | 2021-12-07 |
Family
ID=79218688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122665390.2U Expired - Fee Related CN215071604U (en) | 2021-11-03 | 2021-11-03 | Light current circuit safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215071604U (en) |
-
2021
- 2021-11-03 CN CN202122665390.2U patent/CN215071604U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |