CN209765070U - Device for detecting position of concealed wire in wall - Google Patents
Device for detecting position of concealed wire in wall Download PDFInfo
- Publication number
- CN209765070U CN209765070U CN201920820690.3U CN201920820690U CN209765070U CN 209765070 U CN209765070 U CN 209765070U CN 201920820690 U CN201920820690 U CN 201920820690U CN 209765070 U CN209765070 U CN 209765070U
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- triode
- metal wire
- capacitor
- wall
- shell
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Abstract
A wall inner hidden line position detection device consists of a hand-held handle shell, a spherical detection head shell connected with the front end of the hand-held handle shell and a detection circuit; the detection circuit comprises a semicircular metal wire which is arranged close to the inner wall of the detection head shell, two ends of the semicircular metal wire are respectively connected with the rear end of the spiral metal wire through a capacitor C2 and a capacitor C3, the front end of the spiral metal wire is connected with the central point of the semicircular metal wire through a capacitor C1, and the rear end of the spiral metal wire is connected with a control circuit consisting of a triode Q1, a Q2 and a Q3; the control circuit controls the light-emitting diode and the loudspeaker, the light-emitting diode and the power switch are installed on the front portion of the handheld handle shell, the battery and the loudspeaker are installed on the rear end of the handheld handle shell, and the circuit board is installed in the handheld handle shell. The device has simple structure, convenient use, high sensitivity and reliable performance; the device can be used for measuring the position and the trend of a hidden line in a wall without damaging the wall, and solves the problem that the line in the wall is easy to be accidentally damaged during secondary construction on the wall.
Description
the technical field is as follows:
The utility model relates to a circuit detection device, especially a wall interior hidden line position detection device.
Background art:
When modern houses are decorated, various circuits used in a home in a power-on mode are arranged in a wall, so that the space is saved, and meanwhile, the house can play a role in attractiveness. However, some troubles may also occur, for example, when the line is short-circuited or broken, when wiring needs to be added for secondary decoration, and when a hole needs to be drilled on the wall for installing the household device, the position and direction of the line already laid in the wall cannot be found, and the whole wall cannot be disassembled, which is very difficult. Therefore, it is necessary to design a device for detecting the position of the hidden line in the wall.
The utility model has the following contents:
The utility model aims at providing a wall inner hidden line position detection device for meeting the requirement.
the utility model provides a wall inner hidden line position detection device, which comprises a shell and a detection circuit;
The shell consists of a cylindrical handheld handle shell and a spherical detection head shell connected with the front end of the handheld handle shell;
The detection circuit comprises a semicircular metal lead which is arranged close to the inner wall of a shell of the detection head, two ends of the semicircular metal lead are respectively connected with the rear end of a spiral metal lead through a capacitor C2 and a capacitor C3, the front end of the spiral metal lead is connected with the central point of the semicircular metal lead through a capacitor C1, the rear end of the spiral metal lead is connected with the base electrode of a triode Q1 through a lead, a triode Q1 and a triode Q2 form a composite triode which is connected with a triode Q3 to form a direct coupling emitter following amplifying circuit, the collector electrode of the triode Q3 is connected with one end of a light emitting diode DS and one end of a loudspeaker LS which are mutually connected in parallel, the other ends of the light emitting diode DS and the loudspeaker LS are connected with a triode Q1 and the collector electrode of a triode Q2 and then connected with a +3v power supply, the cathode of a diode D1 is connected with the base electrode of a triode Q1, the anode of a diode D1 is connected, the anode of the electrolytic capacitor C4 is connected with the anode (+3v) of the battery through a power switch S; the light emitting diode DS and the power switch S are respectively arranged at the front part of the handle shell, the battery and the loudspeaker LS are arranged at the rear end of the handle shell, other circuit elements except the semicircular metal lead, the spiral metal lead, the capacitor C1, the capacitor C2 and the capacitor C3 are arranged on a circuit board, and the circuit board is fixedly arranged in the handle shell.
the utility model discloses a use method and theory of operation are: under the condition that the circuit in the wall body needs to be detected and the power is connected, the hand-held handle is held by hand, the power switch is pressed down, and the detection head shell moves on the surface of the wall body needing to be detected. When a hidden wire is arranged in the wall body, the semi-circular metal wire in the detection head shell and C1, C2 and C3 on the spiral metal wire are electrically activated and charged by alternating current in the wall body, current is input to the base electrode of the triode Q1 to enable the triode Q1 to be conducted, the emitter electrode of the triode Q1 sends current to the base electrode of the triode Q2 to enable the triode Q2 to be conducted, the emitter electrode of the triode Q2 sends current to the base electrode of the triode Q3 to enable the triode Q3 to be conducted, the whole circuit is in a working state, the light emitting diode can flicker, the loudspeaker simultaneously sends prompt sound, the closer the detection head shell is to the hidden wire in the wall, the stronger the flicker of the light emitting diode and the prompt sound of the loudspeaker are, when the trend of the hidden wire in the wall body changes and the device cannot detect the hidden wire, the C1, C2 and C3 on the semi-circular metal wire in the detection head shell and the, when the lamp is not activated, the light emitting diode flickers and the loudspeaker prompt tone stops, so that the trend of the dark line in the wall can be easily determined.
The utility model has the advantages that:
1. Utilize the utility model discloses the device need not destroy the wall body and just can measure the position and the trend of the interior dark line of wall, has solved the easy accidental injury wall inner line of secondary construction on the wall body and has caused economic loss's problem.
2. The device of the utility model is simple in structure, convenient to use, sensitivity is high, the dependable performance.
Description of the drawings:
fig. 1 is a schematic view of the appearance structure of the present invention;
Fig. 2 is a circuit diagram of the present invention.
The symbols in the drawings illustrate that: 1-detection head shell, 2-semi-circular arc metal wire, 3-spiral metal wire, 4-light emitting diode DS, 5-power switch S, 6-handheld handle shell, 7-circuit board, 8-loudspeaker LS, 9-battery.
Detailed Description
the present invention will be further explained with reference to the drawings and examples.
With reference to fig. 1 and 2, an embodiment of the present invention is composed of a housing and a detection circuit.
The shell consists of a cylindrical handheld handle shell 6 and a spherical detection head shell 1 connected with the front end of the handheld handle shell.
The detection circuit comprises a semicircular metal lead 2 which is arranged close to the inner wall of a detection head shell, two ends of the semicircular metal lead are respectively connected with the rear end of a spiral metal lead 3 through a capacitor C2 and a capacitor C3, the front end of the spiral metal lead is connected with the central point of the semicircular metal lead through a capacitor C1, the rear end of the spiral metal lead is connected with the base electrode of a triode Q1 through a lead, a triode Q1 and a triode Q2 form a composite triode which is connected with a triode Q3 into a direct coupling emitter following amplifying circuit, the collector electrode of a triode Q3 is connected with one end of a light emitting diode DS4 and a loudspeaker LS8 which are mutually connected in parallel, the other ends of the light emitting diode DS and the loudspeaker LS are connected with the collector electrode of a triode Q1 and a triode Q2 and then connected with a +3v power supply, the cathode of a diode D1 is connected with the base electrode of a triode Q1, the anode of a diode D1 is connected with the emitter electrode of a triode, the anode of the electrolytic capacitor C4 is connected with the positive electrode (+3v) of the battery 9 through a power switch S5; the light emitting diode DS and the power switch S5 are respectively arranged at the front part of the handle shell, the battery 9 and the loudspeaker LS are arranged at the rear part in the handle shell, other circuit elements except the semicircular metal lead, the spiral metal lead, the capacitor C1, the capacitor C2 and the capacitor C3 are arranged on the circuit board 8, and the circuit board is fixedly arranged in the handle shell.
The specification and model of the components used in the detection circuit of the embodiment are marked in fig. 2.
Claims (1)
1. A wall inner hidden line position detection device comprises a shell and a detection circuit;
The shell consists of a cylindrical handheld handle shell (6) and a spherical detection head shell (1) connected with the front end of the handheld handle shell;
The detection circuit comprises a semicircular metal wire (2) which is arranged close to the inner wall of a shell of the detection head, two ends of the semicircular metal wire are respectively connected with the rear end of a spiral metal wire (3) through a capacitor C2 and a capacitor C3, the front end of the spiral metal wire is connected with the central point of the semicircular metal wire through a capacitor C1, the rear end of the spiral metal wire is connected with the base electrode of a triode Q1 through a wire, the triode Q1 and a triode Q2 form a composite triode which is connected with a triode Q3 into a direct coupling emitter following amplifying circuit, the collector electrode of the triode Q3 is connected with one end of a light emitting diode DS (4) and a loudspeaker LS (8) which are mutually connected in parallel, the other ends of the light emitting diode DS and the loudspeaker LS are connected with the collector electrodes of a triode Q1 and a triode Q2 and then connected with a +3v power supply, the cathode of a diode D1 is, the anode of the diode D1 is connected with the emitter of the triode Q3 and the cathode of the electrolytic capacitor C4 and then grounded, and the anode of the electrolytic capacitor C4 is connected with the anode of the battery (9) through the power switch S (5); the LED DS and the power switch S are respectively arranged at the front part of the handle shell, the battery (9) and the loudspeaker LS are arranged at the rear end of the handle shell, other circuit elements except the semicircular metal wire, the spiral metal wire, the capacitor C1, the capacitor C2 and the capacitor C3 are arranged on a circuit board (7), and the circuit board is fixedly arranged in the handle shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920820690.3U CN209765070U (en) | 2019-06-03 | 2019-06-03 | Device for detecting position of concealed wire in wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920820690.3U CN209765070U (en) | 2019-06-03 | 2019-06-03 | Device for detecting position of concealed wire in wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209765070U true CN209765070U (en) | 2019-12-10 |
Family
ID=68762135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920820690.3U Expired - Fee Related CN209765070U (en) | 2019-06-03 | 2019-06-03 | Device for detecting position of concealed wire in wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209765070U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113933903A (en) * | 2021-11-24 | 2022-01-14 | 国网山东省电力公司威海市文登区供电公司 | Power supply hidden line detector and detection method |
-
2019
- 2019-06-03 CN CN201920820690.3U patent/CN209765070U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113933903A (en) * | 2021-11-24 | 2022-01-14 | 国网山东省电力公司威海市文登区供电公司 | Power supply hidden line detector and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210728 Address after: Room 247-9260, 2nd floor, no.109-1 quanyun Road, Shenyang area, China (Liaoning) pilot Free Trade Zone, Shenyang City, Liaoning Province Patentee after: Shenyang Da Xing Jia Business Service Co.,Ltd. Address before: 110044 Liaoning Province, Shenyang City District wanghuanan Street No. 21 Patentee before: SHENYANG University |
|
| 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: 20191210 |