CN113311204A - Portable anti-electricity-theft detection equipment and method thereof - Google Patents
Portable anti-electricity-theft detection equipment and method thereof Download PDFInfo
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- CN113311204A CN113311204A CN202110402141.6A CN202110402141A CN113311204A CN 113311204 A CN113311204 A CN 113311204A CN 202110402141 A CN202110402141 A CN 202110402141A CN 113311204 A CN113311204 A CN 113311204A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
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Abstract
The invention belongs to the technical field of electricity stealing prevention detection, and particularly relates to a portable electricity stealing prevention detection device and a method thereof, aiming at the problems that the existing manual detection means is old, low in efficiency and long in time consumption, and power failure is required to be carried out, and the judgment accuracy is low. The invention converts the analog current into the digital signal through the current detection element arranged on the inner wall, and displays the digital signal on the LCD display part, can judge whether the user ammeter steals electricity under the condition of no power failure and no meter disassembly, is simple and easy to use, is convenient and efficient, and greatly improves the detection efficiency and the detection accuracy of detection personnel.
Description
Technical Field
The invention relates to the technical field of electricity larceny prevention detection, in particular to portable electricity larceny prevention detection equipment and a method thereof.
Background
The electricity stealing is the behavior of illegally occupying electric energy and aiming at paying electricity charges without or with less, and adopting an illegal means to meter electricity without or with less, and improper operation can cause short circuit of a line to cause certain fire hazard when electricity is stolen, and meanwhile, the behavior belongs to illegal criminal behaviors forbidden by law and regulation, and the line is maintained and detected by a professional power grid maintenance personnel.
Through retrieval, chinese patent application No. CN211528515U discloses an electricity stealing prevention detection device, but the detection means when the device is used is basically manual inspection, and meter detection is performed after power failure and meter removal, the manual inspection method generally checks whether the electric meter line is changed, whether the wiring is abnormal, the inspection means is old, the efficiency is low, the time consumption is long, and power failure must be performed, the judgment accuracy is low, and in some cases, whether an electricity stealing behavior cannot be determined.
Disclosure of Invention
The invention provides portable electricity larceny prevention detection equipment and a method thereof based on the technical problems that the existing manual inspection means is old, low in efficiency and long in time consumption, power failure is required to be carried out, and the judgment accuracy is low.
The invention provides a portable anti-electricity-theft detection device and a method thereof, comprising a detector box body, wherein the inner wall of the detector box body is provided with a detection assembly, the detection assembly comprises a current detection element, an integrated operational amplifier, an embedded CPU and an AD detection part, the current detection element, the integrated operational amplifier, the embedded CPU and the AD detection part are fixed on the inner wall of the detector box body through screws, a circuit is formed among the current detection element, the integrated operational amplifier, the embedded CPU and the AD detection part through wires, strap assemblies are arranged on the outer walls of two sides of the detector box body, a wire harness fixing assembly and a connecting part are arranged on the outer wall of the top of the detector box body, the outer wall of one side of the AD detection part is connected with an LCD display part through wires, a rectangular through hole is arranged on the outer wall of the detector box body, the LCD display part is fixed on the inner wall of the detector box body through the through screws after passing through the through hole, the outer wall of the bottom of the detector box body is provided with a cavity, and the inner wall of the cavity is provided with a supporting mechanism.
Preferably, the strap assembly comprises a short shaft which is sleeved on the inner wall of the shell of the detector box body, a loop bar is fixed on the outer wall of the short shaft through a screw, a fixed strap is sleeved on the outer wall of the loop bar, and a shoulder strap is sleeved on the outer wall of the fixed strap.
Preferably, the connection part includes a wire, one end of the wire is fixedly connected with the top of the current detection element, and a fixing clip is fixed to one end of the wire by a screw.
Preferably, the wire harness fixing assembly comprises a first base block and a second base block, the first base block and the second base block are fixed on the outer wall of the top of the detector box body through screws, a through hole is formed in the outer wall of the second base block, a fixing bandage is fixed on the outer wall of one side of the first base block through screws, the fixing bandage penetrates through the through hole, and magic glue and a hair surface glue are sewn on the outer wall of the fixing bandage through silk threads.
Preferably, a slot is formed in the inner wall of the rectangular through hole formed in the outer wall of one side of the detector box body, a baffle is inserted into the inner wall of the slot below the rectangular through hole, and a convex rod is fixed on the outer wall of one side of the baffle.
Preferably, the outer wall of the baffle is provided with a groove, the inner wall of the groove is bonded with a fixed magnet, and the inner wall of the slot above the rectangular through hole is provided with a magnetic connecting piece with opposite magnetism to the fixed magnet.
Preferably, the supporting mechanism includes the clamping, the fixed top inner wall that is located the cavity that sets up of clamping, the inner wall joint of clamping has the telescopic link, the top inner wall fixed mounting of cavity has the thread bush, the top outer wall of telescopic link seted up with the thread bush to the screw thread of meshing.
Preferably, the supporting mechanism includes the bottom plate, two trepanning have been seted up to the outer wall of bottom plate, the inner wall in trepanning is seted up in telescopic link bottom outer wall to the screw thread of meshing, and the internal diameter of trepanning is greater than the outer wall diameter of thread bush, the inner wall of thread bush has fixing nut through threaded connection.
The invention also discloses a method for the portable anti-electricity-theft detection equipment, which comprises the following steps:
s1, when in use, the detector equipment is carried on the body through the fixed shoulder strap, at the moment, the direction of the fixed shoulder strap can be changed through the short shaft through the loop bar, so that the fixed shoulder strap is not easy to fall off, and meanwhile, the shoulder strap can slide to the position where the shoulder is contacted with the fixed shoulder strap, the contact area with the shoulder is increased, the tightening feeling is reduced, and the comfort in use is improved;
s2, after the detector equipment is moved to a target position, the telescopic rod is taken out from the inner wall of the clamp, the fixing screw cap is screwed out, the bottom plate is taken down, the bottom end of the telescopic rod is fixedly connected with the bottom plate through threads, the top end of the telescopic rod is screwed into the inner wall of the threaded sleeve through threads, the fixed connection with the detector box body is realized, the telescopic rod is adjusted to a proper height according to the use requirement, the observation and the operation are convenient during the use, long-time squatting on the ground operation is not needed, the comfort during the operation is improved, and the support mechanism is convenient to disassemble;
s3: the connection wire is connected to an output line to be detected through a fixed chuck, the detector equipment is connected in parallel at two ends of the output line at the moment, when a sinusoidal AC voltage is applied to the output line, a sinusoidal AC current of a certain magnitude flows through the load, the magnitude of the current is detected by the current detection element, and amplified by the integrated operational amplifier, sent to the AD detection part of the embedded CPU, converted the analog current into digital signal, and displayed on the LCD display component, the tester can judge whether the connection of the user electric meter is correct or not by judging whether the current indicating value of the user electric meter is increased by the same current magnitude or not, therefore, whether the user ammeter steals electricity or not can be judged under the condition of no power outage and no meter disassembly, if the current increase value of the user ammeter is the same as the current displayed by the instrument, the ammeter connection method is correct, otherwise, the ammeter connection method is incorrect;
s4, after the screen is used, the baffle can be pulled out upwards through the convex rod, at the moment, the fixed magnet and the magnetic connecting piece arranged on the inner wall of the slot attract each other in an opposite way, the baffle is fixed, the LCD display component is isolated from the external environment, and the screen is prevented from being damaged due to collision and extrusion.
The beneficial effects of the invention are as follows:
1. this portable electricity larceny prevention check out test set, fixed chuck through the setting, current detection component, integrated operational amplifier, embedded CPU, AD determine part and LCD display part, current detection component through the inner wall setting converts analog current into digital signal, and show on LCD display part, whether the current indicating value that the measurement personnel passed through the user's ammeter has also increased same electric current size and judges the method of connecing of user's ammeter whether correct, thereby can judge whether the electricity is stolen to the user's ammeter under the circumstances that does not cut off the power supply and do not tear the table open, it is simple handy, high efficiency, very big improvement measurement personnel's detection efficiency and detection accuracy.
2. This portable anti-electricity-theft check out test set through the baldric and the fixed braces that set up, can slide the position to shoulder and fixed braces contact with the baldric, increase and shoulder area of contact alleviate the impression of tightening, the travelling comfort when promoting the use.
3. This portable anti-electricity-theft check out test set, telescopic link through setting up, the clamping, thread bush and bottom plate, take out the telescopic link from the inner wall of clamping, pass through the screw thread in bottom plate fixed connection with the bottom of telescopic link, pass through the inner wall of screw thread screw in thread bush with the top of telescopic link, realize the fixed connection with the detector box, adjust the telescopic link to suitable height according to the user demand this moment, make its observation and convenient operation when using, need not squat for a long time subaerial operation, travelling comfort when promoting the operation.
4. This portable anti-electricity-theft check out test set through baffle, nose bar and the fixed magnet that sets up, can upwards pull out the baffle through the nose bar after using, and the magnetism connecting piece opposite poles that sets up through the fixed magnet that sets up and slot inner wall this moment attracts mutually, realizes that the baffle is fixed for LCD display element is isolated with external environment, avoids the screen to receive collision and extrusion to cause the damage.
Drawings
Fig. 1 is an overall perspective view of a portable device for detecting fraudulent use of electricity according to the present invention;
FIG. 2 is a perspective view of a wire harness fixing assembly in the portable anti-electricity-theft detection device according to the present invention;
FIG. 3 is a schematic cross-sectional view of a box of a portable anti-theft electric detection device according to the present invention;
FIG. 4 is an overall perspective view of another angle of the portable anti-theft device of the present invention;
FIG. 5 is a perspective view of a bottom plate of the portable device for detecting fraudulent use of electricity according to the present invention;
FIG. 6 is a diagram of power supply lines of a portable device for detecting fraudulent use of electricity according to the present invention;
fig. 7 is a flowchart of the operation of the detecting component of the portable device for detecting fraudulent use of electricity according to the present invention.
In the figure: 1. a detector box body; 2. a detection component; 201. a current detection element; 202. an integrated operational amplifier; 203. an embedded CPU; 204. an AD detection section; 3. a wire harness fixing assembly; 301. a first base block; 302. a second base block; 303. fixing a binding band; 304. magic sticking; 305. sticking the rough surface; 4. a connecting member; 401. wiring; 402. fixing the chuck; 5. a harness assembly; 501. a minor axis; 502. a loop bar; 503. fixing the braces; 504. shoulder straps; 6. an LCD display part; 601. a baffle plate; 602. a nose bar; 603. fixing a magnet; 604. a slot; 7. a cavity; 701. clamping; 702. a telescopic rod; 703. a threaded sleeve; 704. fixing a nut; 705. a base plate; 706. and (5) trepanning.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.
Referring to fig. 1-7, a portable electricity stealing prevention detection device and method thereof, comprising a detector case 1, a detection assembly 2 arranged on the inner wall of the detector case 1, the detection assembly 2 comprising a current detection element 201, an integrated operational amplifier 202, an embedded CPU203 and an AD detection part 204, the current detection element 201, the integrated operational amplifier 202, the embedded CPU203 and the AD detection part 204 fixed on the inner wall of the detector case 1 by screws, and an electric loop formed by wires among the current detection element 201, the integrated operational amplifier 202, the embedded CPU203 and the AD detection part 204, strap assemblies 5 arranged on the outer walls of both sides of the detector case 1, and a wire harness fixing assembly 3 and a connecting assembly 4 arranged on the outer wall of the top of the detector case 1, an LCD display assembly 6 connected to the outer wall of one side of the AD detection part 204 by wires, a rectangular through hole arranged on the outer wall of the detector case 1, the LCD display part 6 is fixed on the inner wall of the detector box body 1 through screws after penetrating through the through holes, a cavity 7 is arranged on the outer wall of the bottom of the detector box body 1, and a supporting mechanism is arranged on the inner wall of the cavity 7.
In the invention, the harness assembly 5 comprises a short shaft 501, the short shaft 501 is sleeved on the inner wall of the shell of the detector box 1, a loop bar 502 is fixed on the outer wall of the short shaft 501 through a screw, a fixed harness 503 is sleeved on the outer wall of the loop bar 502, and a shoulder belt 504 is sleeved on the outer wall of the fixed harness 503.
In the present invention, the connection member 4 includes a wire 401, one end of the wire 401 is fixedly connected to the top of the current detection element 201, and a fixing clip 402 is fixed to one end of the wire 401 by a screw.
According to the invention, the wire harness fixing component 3 comprises a first base block 301 and a second base block 302, the first base block 301 and the second base block 302 are fixed on the outer wall of the top of the detector box body 1 through screws, the outer wall of the second base block 302 is provided with a through hole, the outer wall of one side of the first base block 301 is fixed with a fixing bandage 303 through screws, the fixing bandage 303 penetrates through the through hole, and the outer wall of the fixing bandage 303 is sewn with a magic adhesive 304 and a hair surface adhesive 305 through silk threads.
In the invention, a slot 604 is arranged on the inner wall of a rectangular through hole arranged on the outer wall of one side of a detector box body 1, a baffle 601 is inserted into the inner wall of the slot 604 below the rectangular through hole, and a convex rod 602 is fixed on the outer wall of one side of the baffle 601.
In the invention, the outer wall of the baffle 601 is provided with a groove, the inner wall of the groove is bonded with a fixed magnet 603, and the inner wall of the slot 604 above the rectangular through hole is provided with a magnetic connecting piece with opposite magnetism to the fixed magnet 603.
According to the invention, the supporting mechanism comprises a clamp 701, the clamp 701 is fixedly arranged on the inner wall of the top of the cavity 7, an expansion link 702 is clamped on the inner wall of the clamp 701, a threaded sleeve 703 is fixedly arranged on the inner wall of the top of the cavity 7, and a thread meshed with the threaded sleeve 703 is arranged on the outer wall of the top end of the expansion link 702.
In the invention, the supporting mechanism comprises a bottom plate 705, two sleeve holes 706 are formed in the outer wall of the bottom plate 705, threads meshed with the outer wall of the bottom end of the telescopic rod 702 are formed in the inner wall of each sleeve hole 706, the inner diameter of each sleeve hole 706 is larger than the diameter of the outer wall of the threaded sleeve 703, and the inner wall of the threaded sleeve 703 is connected with a fixing nut 704 through threads.
A method for a portable anti-electricity-theft detection device comprises the following specific steps:
s1, when in use, the detector equipment is carried on the body through the fixed shoulder belt 503, at the moment, the direction of the fixed shoulder belt 503 can be changed through the short shaft 501 through the loop bar 502, so that the fixed shoulder belt 503 is not easy to fall off, and meanwhile, the shoulder belt 504 can slide to the position where the shoulder contacts with the fixed shoulder belt 503, the contact area with the shoulder is increased, the tightening feeling is relieved, and the comfort in use is improved;
s2, after the detector equipment is moved to a target position, the telescopic rod 702 is taken out from the inner wall of the clamp 701, the fixing screw cap 704 is screwed out, the bottom plate 705 is taken down, the bottom end of the telescopic rod 702 is fixedly connected with the bottom plate 705 through a screw thread, the top end of the telescopic rod 702 is screwed into the inner wall of the threaded sleeve 703 through a screw thread, the fixed connection with the detector box body 1 is realized, the telescopic rod 702 is adjusted to a proper height according to the use requirement at the moment, the observation and the operation are convenient when the detector equipment is used, long-time squatting on the ground is not needed, the comfort during the operation is improved, and the support mechanism is convenient to disassemble;
s3, connecting the connection 401 to the output line to be detected through the fixed chuck 402, the detector is connected in parallel at the two ends of the output line, when the sine AC voltage is added on the output line, the load flows a certain sine AC current, the current is detected through the current detection element 201, amplified through the integrated operational amplifier 202, sent to the AD detection part 204 of the embedded CPU203, the analog current is converted into a digital signal and displayed on the LCD display part 6, the detector judges whether the connection method of the user electricity meter is correct according to whether the current indication value of the user electricity meter is increased by the same current, thereby judging whether the user electricity meter steals electricity without power cut and detaching the meter, if the current increase value of the user electricity meter is the same as the current displayed by the instrument, the electricity meter connection method is correct, otherwise, the electric meter is connected incorrectly;
s4, after the screen is used, the baffle 601 can be pulled out upwards through the convex rod 602, at the moment, the fixed magnet 603 and the magnetic connecting piece arranged on the inner wall of the slot 604 attract each other in an opposite way, so that the baffle 601 is fixed, the LCD display part 6 is isolated from the external environment, and the screen is prevented from being damaged due to collision and extrusion.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A portable electricity larceny prevention detection device comprises a detector box body (1) and is characterized in that a detection assembly (2) is arranged on the inner wall of the detector box body (1), the detection assembly (2) comprises a current detection element (201), an integrated operational amplifier (202), an embedded CPU (203) and an AD detection part (204), the current detection element (201), the integrated operational amplifier (202), the embedded CPU (203) and the AD detection part (204) are fixed on the inner wall of the detector box body (1) through screws, an electric circuit is formed among the current detection element (201), the integrated operational amplifier (202), the embedded CPU (203) and the AD detection part (204) through wires, strap assemblies (5) are arranged on the outer walls of two sides of the detector box body (1), and a wire harness fixing assembly (3) and a connecting part (4) are arranged on the outer wall of the top of the detector box body (1), the detector is characterized in that an outer wall of one side of the AD detection part (204) is connected with an LCD display part (6) through a wire, a rectangular through hole is formed in the outer wall of the detector box body (1), the LCD display part (6) is fixed on the inner wall of the detector box body (1) through a screw through the through hole, the outer wall of the bottom of the detector box body (1) is provided with a cavity (7), and the inner wall of the cavity (7) is provided with a supporting mechanism.
2. The portable device for detecting electricity stealing prevention according to claim 1, wherein the strap assembly (5) comprises a short shaft (501), the short shaft (501) is sleeved on the inner wall of the housing of the detector box (1), a loop bar (502) is fixed on the outer wall of the short shaft (501) through a screw, a fixed strap (503) is sleeved on the outer wall of the loop bar (502), and a shoulder strap (504) is sleeved on the outer wall of the fixed strap (503).
3. A portable device for detecting theft of electricity according to claim 1, characterized in that said connection means (4) comprises a wiring (401), one end of said wiring (401) is fixedly connected to the top of the current detecting element (201), and one end of the wiring (401) is fixed with a fixing clip (402) by means of a screw.
4. The portable anti-theft electricity detection device as claimed in claim 1, wherein the wire harness fixing component (3) comprises a first base block (301) and a second base block (302), the first base block (301) and the second base block (302) are fixed on the outer wall of the top of the detector box body (1) through screws, a through hole is formed in the outer wall of the second base block (302), a fixing strap (303) is fixed on the outer wall of one side of the first base block (301) through screws, the fixing strap (303) penetrates through the through hole, and a magic adhesive (304) and a hair adhesive (305) are sewn on the outer wall of the fixing strap (303) through silk threads.
5. The portable device for detecting electricity stealing prevention according to claim 1, wherein a slot (604) is formed in an inner wall of a rectangular through hole formed in an outer wall of one side of the detector case (1), a baffle (601) is inserted into an inner wall of the slot (604) located below the rectangular through hole, and a convex rod (602) is fixed to an outer wall of one side of the baffle (601).
6. The portable device for detecting thief-proofness of electricity according to claim 5, wherein the outer wall of the baffle plate (601) is provided with a groove, the inner wall of the groove is adhered with a fixed magnet (603), and the inner wall of the slot (604) above the rectangular through hole is provided with a magnetic connector with opposite magnetism to the fixed magnet (603).
7. The portable device for detecting the electricity stealing prevention according to claim 1, wherein the supporting mechanism comprises a clamp (701), the clamp (701) is fixedly arranged on the inner wall of the top of the cavity (7), a telescopic rod (702) is clamped on the inner wall of the clamp (701), a threaded sleeve (703) is fixedly arranged on the inner wall of the top of the cavity (7), and a thread engaged with the threaded sleeve (703) is formed on the outer wall of the top end of the telescopic rod (702).
8. The portable device for detecting electricity stealing prevention according to claim 7, wherein the supporting mechanism comprises a bottom plate (705), two trepanning holes (706) are formed in the outer wall of the bottom plate (705), the inner wall of each trepanning hole (706) is formed in a thread engaged with the outer wall of the bottom end of the telescopic rod (702), the inner diameter of each trepanning hole (706) is larger than the diameter of the outer wall of the threaded sleeve (703), and a fixing nut (704) is connected to the inner wall of the threaded sleeve (703) through the thread.
9. A method for a portable device for detecting theft of electricity according to any of claims 1-8, characterized in that the specific steps comprise:
s1, when in use, the detector equipment is carried on the body through the fixed shoulder strap (503), at the moment, the direction of the fixed shoulder strap (503) can be changed through the short shaft (501) through the loop bar (502), and the shoulder strap (504) can be slid to the position where the shoulder contacts with the fixed shoulder strap (503);
s2, after the detector equipment is moved to a target position, the telescopic rod (702) is taken out of the inner wall of the clamp (701), the fixing screw cap (704) is screwed out, the bottom plate (705) is taken down, the bottom end of the telescopic rod (702) is fixedly connected with the bottom plate (705) through threads at the moment, the top end of the telescopic rod (702) is screwed into the inner wall of the threaded sleeve (703) through threads, the fixed connection with the detector box body (1) is realized, and the telescopic rod (702) is adjusted to a proper height according to use requirements at the moment;
s3, connecting a connection wire (401) to an output line to be detected through a fixed chuck (402), connecting a detector device at two ends of the output line in parallel, when a sine alternating current voltage is added to the output line, a load flows through a sine alternating current with a certain magnitude, detecting the current magnitude through a current detection element (201), amplifying the current magnitude through an integrated operational amplifier (202), sending the amplified current magnitude to an AD detection part (204) of an embedded CPU (203), converting an analog current into a digital signal, displaying the digital signal on an LCD display part (6), judging whether the connection method of a user ammeter is correct or not by a detector through whether the current indication value of the user ammeter is increased by the same current magnitude, if the current increase value of the user ammeter is the same as the current magnitude displayed by an instrument, indicating that the connection method is correct, otherwise, indicating that the ammeter connection method is incorrect;
s4, after the LCD component is used, the baffle plate (201) can be pulled out upwards through the convex rod (602), and at the moment, the baffle plate (201) is fixed through the opposite attraction of the arranged fixing magnet (603) and the magnetic connecting piece arranged on the inner wall of the slot (604), so that the LCD component (6) is isolated from the external environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110402141.6A CN113311204A (en) | 2021-04-14 | 2021-04-14 | Portable anti-electricity-theft detection equipment and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110402141.6A CN113311204A (en) | 2021-04-14 | 2021-04-14 | Portable anti-electricity-theft detection equipment and method thereof |
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| CN212905211U (en) * | 2020-09-10 | 2021-04-06 | 江苏华云防雷检测有限公司 | Lightning protection detection device convenient to fix |
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