CN220455909U - A prevent toy control circuit for cubical switchboard cable passageway - Google Patents
A prevent toy control circuit for cubical switchboard cable passageway Download PDFInfo
- Publication number
- CN220455909U CN220455909U CN202320942476.1U CN202320942476U CN220455909U CN 220455909 U CN220455909 U CN 220455909U CN 202320942476 U CN202320942476 U CN 202320942476U CN 220455909 U CN220455909 U CN 220455909U
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- vibration
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- 241001465754 Metazoa Species 0.000 claims abstract description 16
- 230000002265 prevention Effects 0.000 abstract description 4
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- 229910000639 Spring steel Inorganic materials 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
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- 229920003023 plastic Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to the technical field of switch cabinets, in particular to a small animal prevention control circuit for a cable channel of a switch cabinet. According to the utility model, the vibration sensor senses the vibration of the wiring cable, so that the alarm of the buzzer is triggered.
Description
Technical Field
The utility model relates to the technical field of switch cabinets, in particular to a small animal prevention control circuit for a cable channel of a switch cabinet.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters the main control switch in the cabinet, then enters the sub-control switch, and each shunt is arranged according to the requirement. Such as meters, automatic control, motor magnetic switches, various AC contactors, and the like, and high-voltage and low-voltage chamber switch cabinets, high-voltage buses, such as power plants, and the like.
When the switch cabinet is connected with the internal control switch of the cabinet through the external line, small animals can enter the switch cabinet through the opening holes to bite the wiring cable, so that potential safety hazards are caused.
Disclosure of Invention
In order to overcome the problems in the prior art, the utility model senses the vibration of the wiring cable through the vibration sensor so as to trigger the alarm of the buzzer; the cable is clamped by the flexible rubber body, so that the vibration sensor is favorable for collecting vibration signals of the cable.
The technical scheme adopted by the utility model is as follows: a prevent toy control circuit for cubical switchboard cable passageway, includes control module, vibration module and warning module, vibration module, warning module and control module electric connection, vibration module gathers cable vibration signal and uploads control module, and control module control output voltage is high level to trigger the warning module suggestion. Because the cubical switchboard probably installs in the place that rodent toy often goes on and off, the toy is bored in the cubical switchboard through cable installation hole, and the toy can gnaw the cable, causes short circuit or tripping operation, and serious still can cause the conflagration, gathers the vibration signal of cable through vibration module to drive away the toy through the audible alarm of alarm module, play the purpose of protection cable.
Further, the alarm control system also comprises a switch module, wherein the switch module is connected with the control module, and alarms in different modes are set through the switch module; the switch module can adopt a switch, and alarm prompts with different time durations or manual stopping alarm prompts are set through the switch.
Further, the power supply module is used for providing voltages for the switch module, the control module and the vibration module respectively;
further, the control module is a singlechip circuit U1, pins 40 and 31 of the U1 are connected with the power module, pins 2, 4, 6 and 9 of the U1 are electrically connected with the switch module, pin 21 of the U1 is electrically connected with the vibration module, and pin 22 of the U1 is electrically connected with the alarm module.
Further, the alarm module comprises a resistor R1, a triode Q1 and a buzzer LS1, one end of the R1 is connected with a 22 nd pin of the U1, the other end of the R1 is connected with a base electrode of the Q1, an emitting electrode of the Q1 is connected with one end of the LS1, the other end of the LS1 is grounded, and a collecting electrode of the Q1 is electrically connected with the vibration module.
Further, the switch module comprises switches K1-K4 and a resistor R2, the 3 rd pin of the K1 is connected with the 6 th pin of the U1, the 3 rd pin of the K2 is connected with the 4 th pin of the U1, the 3 rd pin of the K3 is connected with the 2 nd pin of the U1, and the 3 rd pin of the K4 is connected with the 9 th pin of the U1.
Further, a small animal prevention control device for a cable channel of a switch cabinet comprises a shell 1, a spring 2 and a clamping block 3, wherein the shell 1 is provided with a gap for a cable 4 to pass through, the clamping block 3 is arranged in the gap of the shell 1, one end of the spring 2 is propped against the shell 1, and the other end is propped against the clamping block 3;
when the cable 4 is placed in the gap of the housing 1, the cable 4 fills the space between the clamp block 3 and the housing 1, so that the spring is in a compressed state.
Further, the housing 1 includes an upper housing 11, a lower housing 12, and a bolt 13, the upper housing 11 has a through hole 111 for the bolt 13 to pass through, the lower housing 12 has a threaded hole 121 matching with a threaded connection portion of the bolt 13, and a rod portion of the bolt 13 passes through the through hole 111 and is in threaded connection with the threaded hole 121.
Further, the control device further comprises a PCB control circuit 5, and the PCB control circuit 5 is mounted on the housing 1 by screws or an adhesive tape.
The utility model has the beneficial effects that:
1. a simple circuit is formed by the singlechip, the switch, the vibration sensor and the buzzer, and small animals are effectively driven out through buzzing warning, so that the cable is prevented from being damaged, and the safety of the switch cabinet is effectively ensured;
2. the surface of the cable is uneven, and the cable is clamped by the rubber body, so that the cable is clamped more tightly, and the vibration of the cable can be better detected.
Drawings
FIG. 1 is a diagram of a small animal protection control circuit for a switchgear cable channel;
FIG. 2 is a schematic top view of a small animal control device of a switchgear cable channel;
FIG. 3 is a schematic cross-sectional structural view of the small animal control device at A-A of the switchgear cable passageway;
FIG. 4 is a schematic cross-sectional structural view of the small animal control device at B-B of the switchgear cable channel;
in fig. 2-4, 1, housing, 2, spring, 3, clamp block, 11, upper housing, 111, through hole, 12, lower housing, 121, threaded hole, 13, bolt, 4, cable, 5, PCB control circuit.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings.
A prevent toy control circuit for cubical switchboard cable passageway, including control module, vibration module, alarm module, power module and switch module, switch module includes switch K1-K4 and resistance R2, switch K1-K4 has four pins, K1, K2, K3's second pin ground connection, K4's 2 nd, 3 pin ground connection VCC voltage, K2's 3 rd pin is connected with U1's 9 th pin and R2's one end respectively, R2's the other end ground connection, K1-K3's 3 rd pin is connected with U1's 6 th, 4, 2's pin respectively.
K1 is a singlechip reset switch, so that the singlechip circuit U1 is restored to an initial state; k2 is a one-minute alarm switch for interrupting an alarm, K3 is a two-minute alarm switch for interrupting an alarm, and K4 is a disarming switch for cancelling an alarm function; different alarm time lengths can be set according to different scenes, so that the purposes of expelling different small animals and manually cancelling the alarm can be achieved.
The control module comprises a singlechip circuit U1, a crystal oscillator Y1 and capacitors C1-C2, wherein the model is STC89C51, the 20 th pin of the U1 is grounded, the 18 th pin and the 19 th pin of the U1 are connected with the Y1 in parallel, the 1 st pin and the 2 nd pin of the Y1 are respectively connected with the capacitors C1 and C2, and the capacitor C1 is used for protecting the singlechip circuit.
The power module comprises a power plug P1, a power conversion module P3 and a power chip, wherein the power chip adopts an AD-DC converter chip to convert 220V alternating current voltage into 5V direct current voltage, and provides stable voltage for modules comprising a singlechip circuit.
2. And (3) a power chip: AD-DC converter chip
The vibration module adopts a vibration sensor, and the model is SW-420, and the vibration sensor is connected with the 21 pin of U1 through the 3 rd pin of terminal P2, and the 1 st pin of P2 is connected with VCC.
The alarm module comprises: the resistance value of the resistor R1 is 1KΩ, the triode Q1 and the buzzer LS1, the emitter of the Q1 is connected with one end of LS1, the other end of LS1 is grounded, the collector of the Q1 is connected with the 1 st pin of P2 and VCC voltage, the base of the Q1 is connected with the 22 nd pin of U1 through R1, and the LS1 adopts the model as an active 12095.
Working principle:
when the vibration sensor has no vibration signal, the 22 nd pin of the singlechip outputs a low level, and because Q3 is a PNP triode and the base is a low level, the electrode and the emitter of the Q1 are open, and LS1 does not work.
When the vibration sensor detects a vibration signal of the cable, the 22 nd pin of the singlechip is output to be at a high level, and because Q3 is a PNP triode and the base is at a high level, the electrode of Q1 is in short circuit with the emitter, and LS1 is electrified to alarm.
2-4 are top view, A-A and B-B cross section views of a small animal prevention control device for a cable channel of a switch cabinet, comprising a shell 1, wherein the shell 1 comprises an upper shell 11, a lower shell 12, a spring 2, a clamping block 3 and a cable 4, the shell 1 adopts high wear-resistant plastics comprising tetrafluoroethylene, nylon, polycarbonate and the like, the clamping block 3 is hemispherical, the shell 1 is in a cuboid shape, four corners of the upper surface of the shell 1 are arc-shaped, four hemispherical holes are formed in the inner side of the shell 1 at equal intervals, the clamping block 3 is hemispherical, one end of the spring 2 is fixed at the top end of the clamping block 3, the spring 2 is arranged in a cylindrical channel, the other end of the spring 2 is fixed in the cylindrical channel of the shell 1, and the spring 2 can be carbon spring steel or alloy spring steel; the cable 4 is clamped through the upper shell 11 and the lower shell 12 which are symmetrical, the clamping blocks 3 are made of flexible rubber materials, a plurality of cables 4 possibly exist, gaps exist between the cables 4, if the cables 4 are clamped through the two plane shells, the cables cannot be clamped, and the flexible clamping blocks 3 can clamp the surfaces of the cables 4, so that the gaps are small, and vibration signals can be better detected.
The upper shell 11 and the lower shell 12 are clamped by the bolts 13 through threads, and the bolts 13 can be 304 stainless steel or alloy steel; four mounting holes are formed in the upper surface of the housing 1, a through hole 111 through which the bolt 13 passes is formed in the upper housing 11, a threaded hole 121 matched with a threaded connection portion of the bolt 13 is formed in the lower housing 12, and a rod portion of the bolt 13 passes through the through hole 111 and is in threaded connection with the threaded hole 121.
The PCB control circuit 5 is made of the circuit shown in FIG. 1, and the PCB control circuit 5 can be adhered to the front surface of the shell 1 through an adhesive tape, or holes are formed in the PCB and fixed to the front surface of the shell 1 through screws.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (6)
1. A prevent toy control circuit for cubical switchboard cable passageway, its characterized in that: the cable vibration signal acquisition device comprises a control module, a vibration module and an alarm module, wherein the vibration module, the alarm module and the control module are electrically connected, the vibration module acquires the cable vibration signal and uploads the cable vibration signal to the control module, and the control module outputs a high level to trigger the alarm module to sound and alarm.
2. The small animal protection control circuit for a switchgear cable channel of claim 1, wherein: the alarm device also comprises a switch module, wherein the switch module is connected with the control module, and alarms in different modes are set through the switch module.
3. The small animal protection control circuit for a switchgear cable channel of claim 2, wherein: the power supply module is used for providing voltage for the switch module, the control module and the vibration module respectively.
4. The small animal protection control circuit for a switchgear cable channel of claim 1, wherein: the control module is a singlechip circuit U1, pins 40 and 31 of the U1 are connected with the power module, pins 2, 4, 6 and 9 of the U1 are electrically connected with the switch module, pin 21 of the U1 is electrically connected with the vibration module, and pin 22 of the U1 is electrically connected with the alarm module.
5. The small animal protection control circuit for a switchgear cable passageway of claim 4, wherein: the alarm module comprises a resistor R1, a triode Q1 and a buzzer LS1, wherein one end of the R1 is connected with a 22 nd pin of the U1, the other end of the R1 is connected with a base electrode of the Q1, an emitting electrode of the Q1 is connected with one end of the LS1, the other end of the LS1 is grounded, and a collecting electrode of the Q1 is electrically connected with the vibration module.
6. The small animal protection control circuit for a switchgear cable passageway of claim 4, wherein: the switch module comprises switches K1-K4 and a resistor R2, wherein the 3 rd pin of the switch K1 is connected with the 6 th pin of the U1, the 3 rd pin of the switch K2 is connected with the 4 th pin of the U1, the 3 rd pin of the switch K3 is connected with the 2 nd pin of the U1, and the 3 rd pin of the switch K4 is connected with the 9 th pin of the U1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320942476.1U CN220455909U (en) | 2023-04-24 | 2023-04-24 | A prevent toy control circuit for cubical switchboard cable passageway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320942476.1U CN220455909U (en) | 2023-04-24 | 2023-04-24 | A prevent toy control circuit for cubical switchboard cable passageway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220455909U true CN220455909U (en) | 2024-02-06 |
Family
ID=89726708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320942476.1U Active CN220455909U (en) | 2023-04-24 | 2023-04-24 | A prevent toy control circuit for cubical switchboard cable passageway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220455909U (en) |
-
2023
- 2023-04-24 CN CN202320942476.1U patent/CN220455909U/en active Active
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