CN111128535A

CN111128535A - Current transformer for metering and preventing electricity theft

Info

Publication number: CN111128535A
Application number: CN202010047594.7A
Authority: CN
Inventors: 柴向阳; 柴高杰; 赵前进; 闫兰萍
Original assignee: Henan Zhuoda Electric Co ltd
Current assignee: Henan Zhuoda Electric Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-05-08

Abstract

The invention discloses a current transformer for electricity stealing prevention metering, which comprises a bottom plate, wherein vertical plates are fixedly connected to two sides of the top of the bottom plate, a transverse plate is fixedly connected to the top of each vertical plate, dust suction devices are fixedly connected to two sides of the top of each transverse plate, a motor box is fixedly connected to the top of the bottom plate, a motor is fixedly connected to the bottom of the inner wall of the motor box, a rotating rod is fixedly connected to an output shaft of the motor, a first gear is fixedly connected to the surface of the rotating rod, and a second gear is meshed to one side of the first gear. According to the invention, through the arrangement of the dust collection device and the transformer device, the current transformer can be prevented from being interfered by dust in the outside during working, the structural stability of the current transformer is improved, the influence on the normal work of the power transformer caused by the outside vibration is prevented, the current transformer can be prevented from being stolen in time, and the normal transmission of electric energy is ensured.

Description

Current transformer for metering and preventing electricity theft

Technical Field

The invention relates to the field of current transformers, in particular to a current transformer for electricity larceny prevention metering.

Background

The current transformer principle is based on the electromagnetic induction principle, the current transformer is composed of a closed iron core and a winding, the number of turns of a primary side winding of the current transformer is small, and the primary side winding is connected in series in a circuit of current to be measured, so that all current of the circuit always flows through the current transformer, the number of turns of a secondary side winding is large, the secondary side winding is connected in series in a measuring instrument and a protection loop, when the current transformer works, a secondary side loop of the current transformer is always closed, therefore, the impedance of the series coil of the measuring instrument and the protection loop is small, and the working state of. The current transformer converts a large current on a primary side into a small current on a secondary side for use, the secondary side can not be opened, and the principle of the current transformer is based on the electromagnetic induction principle. The current transformer is composed of a closed iron core and a winding. The primary winding of the current transformer has few turns and is connected in series in a circuit of current to be measured, so that all current of the circuit always flows through the current transformer, the secondary winding has more turns and is connected in series in a measuring instrument and a protection circuit, and when the current transformer works, the 2-time circuit of the current transformer is always closed, so that the impedance of a series coil of the measuring instrument and the protection circuit is very small, and the working state of the current transformer is close to short circuit.

When the current transformer for the existing electricity metering is used, certain influence on the current transformer due to dust in the external environment can be possibly caused, the normal use of the current transformer is hindered, certain damage to internal elements is easily caused, and the current transformer is not favorable for long-term use.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, provides a current transformer for electricity larceny prevention metering, and can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a current transformer for anti-electricity-theft measurement comprises a bottom plate, wherein vertical plates are fixedly connected to two sides of the top of the bottom plate, a transverse plate is fixedly connected to the top of each vertical plate, a dust suction device is fixedly connected to two sides of the top of the transverse plate, a motor box is fixedly connected to the top of the bottom plate, a motor is fixedly connected to the bottom of the inner wall of the motor box, a rotating rod is fixedly connected to an output shaft of the motor, a first gear is fixedly connected to the surface of the rotating rod, a second gear is meshed to one side of the first gear, a round rod is fixedly connected to the axis of the second gear, one end of the round rod penetrates through the transverse plate and extends to the top of the transverse plate, a long plate is fixedly connected to one end of the round rod extending to the top of the transverse plate, stabilizing plates are fixedly connected to two sides of the top of the long plate, a threaded rod, one side of the clamping block is provided with a camera, and the two sides of the top of the bottom plate are fixedly connected with mutual inductor devices.

Preferably, the top end of the rotating rod is rotatably connected with the bottom of the transverse plate, and the bottom end of the round rod is rotatably connected with the bottom of the bottom plate.

Preferably, the bottom of camera is provided with expanding spring, expanding spring's bottom and the top fixed connection of long board, expanding spring's quantity is two sets of.

Preferably, the number of the stabilizing plates is two, the number of the threaded rods is two, and the number of the clamping blocks is two.

Preferably, both sides of the bottom of the long plate are fixedly connected with sliding rods, the bottom ends of the sliding rods are slidably connected with the top of the transverse plate, and the number of the sliding rods is two.

Preferably, the top of the bottom plate is fixedly connected with a frame body, a connecting plate is fixedly connected between two sides of the inner wall of the frame body, the bottom of the inner wall of the frame body is fixedly connected with a collector, and the top of the connecting plate is fixedly connected with a processor.

Preferably, dust extraction includes the dust absorption case, the bottom of dust absorption case and the top fixed connection of diaphragm, the bottom fixedly connected with air-blower of dust absorption incasement wall, the fixedly connected with filter screen between the top of dust absorption incasement wall and the bottom, the bottom intercommunication of dust absorption case has the dust absorption pipe, the one end intercommunication of dust absorption pipe has the dust absorption fill.

Preferably, the number of the dust collection boxes is two, the number of the air blowers is two, the number of the filter screens is two, the number of the dust collection pipes is two, and the number of the dust collection hoppers is two.

Preferably, the mutual inductor device comprises a transformer, a casing is fixedly connected to the top of the transformer, a mounting plate is arranged inside the casing, a wiring terminal is arranged on the surface of the mounting plate, and a mounting through hole is formed in the surface of the mounting plate.

Preferably, a metering line is arranged on the surface of the mounting plate, and the top of the shell is fixedly connected with a conductor.

Compared with the prior art, the invention has the beneficial effects that:

1. the current transformer for metering the electricity larceny prevention can effectively prevent the current transformer from working through the arranged dust suction device, effectively reduces the interference of dust in the outside to the current transformer, prevents the current transformer from damaging and interfering the internal elements of the current transformer due to the dust, when the current transformer works, the power supply of the blower is started, so that the air in the dust collection box is reduced, then the air around the mutual inductor device is absorbed through the dust absorption pipe, then the dust enters one side of the filter screen through the dust absorption pipe, the work of the air blower can be continuously carried out by the filtration of the filter screen, thereby effectively ensuring that the current transformer is not interfered by dust in the outside air, being convenient for the current transformer to continuously and normally run, meanwhile, the service life of the current transformer can be prolonged, the service time is prolonged, and the subsequent maintenance cost is greatly saved.

2. This anti-electricity-theft measurement current transformer, mutual-inductor device through setting up, can increase current transformer's structural stability, prevent to cause certain influence because external vibrations to power transformer's normal work, guarantee that current transformer can continuous stable work, when using, the anti-electricity-theft casing through setting up is located the upper portion of transformer, elegant appearance not only, it strengthens greatly to say from structural stability, reduce the emergence of accident, binding post on the transformer can also be protected simultaneously, in order to avoid blowing by the wind and rain drenching, the oil leak leads to the fact corruption or injury to the binding post of transformer, the effectual availability factor and the service quality who promote the transformer, in order to guarantee the regional effective power supply of power supply.

3. The current transformer for metering the electricity stealing prevention can timely avoid the current transformer from being stolen by electricity through the arranged camera, the normal transmission of electric energy is ensured, meanwhile, the element of a transformer substation can be prevented from being damaged, the using effect is greatly improved, when the current transformer works, the motor is started, the first gear is driven to rotate through the output shaft of the motor, the second gear can rotate through the mutual meshing between the second gear and the first gear, the rotating rod is driven to rotate, the long plate at the top of the rotating rod can rotate, the stabilizing plate is driven to rotate, the camera can rotate, the monitoring range of the camera is increased, the better monitoring effect is achieved, then the camera is more stable when rotating through the telescopic spring, the shooting effect of the camera is improved, and then the clamping block is driven to move through the threaded rod, can be applicable to different types of cameras, the change and the maintenance of the camera of being convenient for simultaneously have promoted the result of use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a current transformer for electricity stealing prevention measurement according to the present invention;

FIG. 2 is a schematic structural view of a dust collector in the current transformer for electricity stealing prevention metering of the present invention;

FIG. 3 is a schematic diagram of a transformer apparatus in the current transformer for electricity stealing prevention measurement according to the present invention;

fig. 4 is an enlarged schematic view of a position a of the current transformer for electricity larceny prevention measurement according to the present invention.

In the figure: 1. a base plate; 2. a vertical plate; 3. a transverse plate; 4. a dust collection device; 41. a dust collection box; 42. a blower; 43. a filter screen; 44. a dust collection pipe; 45. a dust suction hopper; 5. a motor case; 6. a motor; 7. a rotating rod; 8. a first gear; 9. a second gear; 10. a round bar; 11. a long plate; 12. a stabilizing plate; 13. a threaded rod; 14. a clamping block; 15. a camera; 16. a tension spring; 17. a transformer device; 171. a transformer; 172. a housing; 173. mounting a plate; 174. a wiring terminal; 175. mounting a through hole; 176. a metering line; 177. an electrical conductor; 18. a frame body; 19. a connecting plate; 20. a collector; 21. a processor; 22. a slide bar.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technique-solution: a current transformer for anti-electricity-theft metering comprises a bottom plate 1, wherein vertical plates 2 are fixedly connected to two sides of the top of the bottom plate 1, a transverse plate 3 is fixedly connected to the top of the vertical plates 2, a dust suction device 4 is fixedly connected to two sides of the top of the transverse plate 3, a motor box 5 is fixedly connected to the top of the bottom plate 1, a motor 6 is fixedly connected to the bottom of the inner wall of the motor box 5, the model of the motor 6 is Y80M2-1, a power supply of the motor 6 is electrically connected with an external power supply, a rotating rod 7 is fixedly connected to an output shaft of the motor 6, a first gear 8 is fixedly connected to the surface of the rotating rod 7, a second gear 9 is meshed to one side of the first gear 8, a round rod 10 is fixedly connected to the axis of the second gear 9, one end of the round rod 10 penetrates through the transverse plate 3 and extends to the top of the transverse plate 3, a long plate 11 is fixedly connected, one side of the stabilizing plate 12 is in threaded connection with a threaded rod 13, one end of the threaded rod 13 is rotatably connected with a clamping block 14, one side of the clamping block 14 is provided with a camera 15, and two sides of the top of the bottom plate 1 are fixedly connected with a mutual inductor device 17.

In this embodiment, it is preferable that the top of bull stick 7 is rotated with the bottom of diaphragm 3 and is connected, and the bottom of round bar 10 is rotated with the bottom of bottom plate 1 and is connected, drives bull stick 7 and rotates for the long board 11 at bull stick 7 top can rotate, thereby drives steadying plate 12 and rotates, makes camera 15 can rotate, increases camera 15's monitoring range, plays better monitoring effect.

In this embodiment, preferably, the bottom of the camera 15 is provided with the extension spring 16, the bottom of the extension spring 16 is fixedly connected with the top of the long plate 11, and the number of the extension springs 16 is two sets, so that the camera 15 is more stable when rotating, and the shooting effect of the camera 15 is improved.

In this embodiment, preferably, the quantity of stabilizer plate 12 is two sets of, and the quantity of threaded rod 13 is two sets of, and the quantity of pressing from both sides tight piece 14 is two sets of, can be applicable to different types of camera 15, and the change and the maintenance of the camera 15 of being convenient for simultaneously have promoted the result of use.

In this embodiment, preferred, the equal fixedly connected with slide bar 22 in both sides of long board 11 bottom, the bottom of slide bar 22 and the top sliding connection of diaphragm 3, the quantity of slide bar 22 is two sets of, can effectively promote the stability of camera 15 when rotating, is convenient for carry out the shooting of multi-angle.

In this embodiment, preferably, a frame 18 is fixedly connected to the top of the bottom plate 1, a connecting plate 19 is fixedly connected between two sides of the inner wall of the frame 18, a collector 20 is fixedly connected to the bottom of the inner wall of the frame 18, and a processor 21 is fixedly connected to the top of the connecting plate 19, so that the current transformer can normally operate.

In this embodiment, preferably, the dust collecting device 4 includes the dust suction box 41, the bottom of dust suction box 41 and the top fixed connection of diaphragm 3, the bottom fixed connection of the inner wall of dust suction box 41 has air-blower 42, the model of air-blower 42 is HDSR50, the power cord and the external power source electric connection of air-blower 42, fixedly connected with filter screen 43 between the top of inner wall of dust suction box 41 and the bottom, the bottom intercommunication of dust suction box 41 has dust absorption pipe 44, the one end intercommunication of dust absorption pipe 44 has dust absorption fill 45, in order effectively to prevent current transformer at the during operation, effectively reduce the dust in the external world and disturb current transformer, prevent current transformer because the dust causes damage and interference to current transformer's internals.

In this embodiment, it is preferred, the quantity of dust suction box 41 is two sets of, and the quantity of air-blower 42 is two sets of, and the quantity of filter screen 43 is two sets of, and the quantity of dust absorption pipe 44 is two sets of, and the quantity of dust absorption fill 45 is two sets of, and the effectual current transformer that guarantees can not receive the interference of dust in the outside air, and the current transformer of being convenient for can last normal operating, can increase current transformer's life simultaneously, increase of service time.

In this embodiment, preferably, the transformer device 17 includes a transformer 171, a housing 172 is fixedly connected to the top of the transformer 171, a mounting plate 173 is arranged inside the housing 172, a connecting terminal 174 is disposed on the surface of the mounting plate 173, and a mounting through hole 175 is disposed on the surface of the mounting plate 173, so that the structural stability of the current transformer can be increased, certain influence on normal operation of the power transformer due to external vibration is prevented, and the current transformer can be ensured to operate continuously and stably.

In this embodiment, preferably, the surface of the mounting plate 173 is provided with a metering line 176, and the top of the housing 172 is fixedly connected with an electric conductor 177, so that the use efficiency and the use quality of the transformer 171 are effectively improved, and effective power supply of a power supply area is ensured.

The working principle and the using process of the invention are as follows: the dust suction device 4 can effectively prevent the current transformer from being interfered by dust in the outside when in work, prevent the current transformer from being damaged and interfered by the dust on internal elements of the current transformer, start the power supply of the air blower 42 when the current transformer is in work, reduce the air in the dust suction box 41, absorb the air around the transformer device 17 through the dust suction pipe 44, then the dust enters one side of the filter screen 43 through the dust suction pipe 44, the work of the air blower 42 can be continuously carried out through the filtration of the filter screen 43, effectively ensure that the current transformer is not interfered by the dust in the outside air, facilitate the continuous normal operation of the current transformer, simultaneously increase the service life of the current transformer, prolong the service time and greatly save the subsequent maintenance cost, the mutual inductor device 17 can increase the structural stability of the current mutual inductor, prevent the normal work of the power mutual inductor from being influenced by the external vibration, and ensure the continuous and stable work of the current mutual inductor, when in use, the shell 172 for preventing electricity stealing is arranged on the upper part of the transformer 171, which not only has beautiful appearance and great enhancement in terms of structural stability and reduces the occurrence of accidents, but also can protect the wiring terminals 174 on the transformer 171 to avoid the corrosion or damage to the wiring terminals 174 of the transformer 171 due to wind, rain and oil leakage, effectively improves the use efficiency and the use quality of the transformer 171 to ensure the effective power supply of a power supply area, and finally, the camera 15 can timely avoid the electricity stealing of the current mutual inductor, ensure the normal transmission of electric energy, and can avoid the elements of the transformer substation from being damaged, the using effect is greatly improved, when in work, the motor 6 is started, the first gear 8 is driven to rotate by the output shaft of the motor 6, so that the second gear 9 can rotate to drive the rotating rod 7 to rotate through the mutual meshing between the second gear 9 and the first gear 8, so that the long plate 11 at the top of the rotating rod 7 can rotate, thereby driving the stabilizing plate 12 to rotate, enabling the camera 15 to rotate, increasing the monitoring range of the camera 15, achieving better monitoring effect, then, the camera 15 is more stable when rotating through the extension spring 16, the shooting effect of the camera 15 is improved, then the clamping block 14 is driven by the threaded rod 13 to move, which can be suitable for different types of cameras 15, meanwhile, the camera 15 is convenient to replace and maintain, the using effect is improved, and the camera has a certain using prospect.

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

1. The utility model provides an anti-electricity-theft measurement uses current transformer, includes bottom plate (1), its characterized in that: the dust collector is characterized in that risers (2) are fixedly connected to two sides of the top of the bottom plate (1), a transverse plate (3) is fixedly connected to the top of the risers (2), dust suction devices (4) are fixedly connected to two sides of the top of the transverse plate (3), a motor box (5) is fixedly connected to the top of the bottom plate (1), a motor (6) is fixedly connected to the bottom of the inner wall of the motor box (5), a rotating rod (7) is fixedly connected to an output shaft of the motor (6), a first gear (8) is fixedly connected to the surface of the rotating rod (7), a second gear (9) is meshed to one side of the first gear (8), a round rod (10) is fixedly connected to the axis of the second gear (9), one end of the round rod (10) penetrates through the transverse plate (3) and extends to the top of the transverse plate (3), and one end of the round rod (10) extends to a long plate (11) fixedly connected, the equal fixedly connected with stabilizer plate (12) in both sides at long board (11) top, one side threaded connection of stabilizer plate (12) has threaded rod (13), the one end of threaded rod (13) is rotated and is connected with tight piece (14), the one side of pressing from both sides tight piece (14) is provided with camera (15), the equal fixedly connected with mutual-inductor device (17) in both sides at bottom plate (1) top.

2. The current transformer for electricity larceny prevention metering according to claim 1, characterized in that: the top end of the rotating rod (7) is rotatably connected with the bottom of the transverse plate (3), and the bottom end of the round rod (10) is rotatably connected with the bottom of the bottom plate (1).

3. The current transformer for electricity larceny prevention metering according to claim 1, characterized in that: the bottom of camera (15) is provided with expanding spring (16), the bottom of expanding spring (16) and the top fixed connection of long board (11), the quantity of expanding spring (16) is two sets of.

4. The current transformer for electricity larceny prevention metering according to claim 1, characterized in that: the number of the stabilizing plates (12) is two, the number of the threaded rods (13) is two, and the number of the clamping blocks (14) is two.

5. The current transformer for electricity larceny prevention metering according to claim 1, characterized in that: the improved structure is characterized in that sliding rods (22) are fixedly connected to two sides of the bottom of the long plate (11), the bottom ends of the sliding rods (22) are connected with the top of the transverse plate (3) in a sliding mode, and the number of the sliding rods (22) is two.

6. The current transformer for electricity larceny prevention metering according to claim 1, characterized in that: the top fixedly connected with framework (18) of bottom plate (1), fixedly connected with connecting plate (19) between the both sides of framework (18) inner wall, the bottom fixedly connected with collector (20) of framework (18) inner wall, the top fixedly connected with treater (21) of connecting plate (19).

7. The current transformer for electricity larceny prevention metering according to claim 1, characterized in that: dust extraction (4) are including dust collection box (41), the bottom of dust collection box (41) and the top fixed connection of diaphragm (3), the bottom fixedly connected with air-blower (42) of dust collection box (41) inner wall, fixedly connected with filter screen (43) between the top of dust collection box (41) inner wall and the bottom, the bottom intercommunication of dust collection box (41) has dust absorption pipe (44), the one end intercommunication of dust absorption pipe (44) has dust absorption fill (45).

8. The current transformer for electricity larceny prevention metering according to claim 7, wherein: the number of the dust collection boxes (41) is two, the number of the air blowers (42) is two, the number of the filter screens (43) is two, the number of the dust collection pipes (44) is two, and the number of the dust collection hoppers (45) is two.

9. The current transformer for electricity larceny prevention metering according to claim 1, characterized in that: the transformer device (17) comprises a transformer (171), a casing (172) is fixedly connected to the top of the transformer (171), a mounting plate (173) is arranged inside the casing (172), a wiring terminal (174) is arranged on the surface of the mounting plate (173), and a mounting through hole (175) is arranged on the surface of the mounting plate (173).

10. The current transformer for electricity larceny prevention metering according to claim 9, wherein: the surface of the mounting plate (173) is provided with a metering line (176), and the top of the shell (172) is fixedly connected with a conductor (177).