CN211150990U - PT measuring device on post for distribution - Google Patents
PT measuring device on post for distribution Download PDFInfo
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- CN211150990U CN211150990U CN202020062023.6U CN202020062023U CN211150990U CN 211150990 U CN211150990 U CN 211150990U CN 202020062023 U CN202020062023 U CN 202020062023U CN 211150990 U CN211150990 U CN 211150990U
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Abstract
The utility model discloses a PT measuring device on a power distribution post, in particular to the field of power distribution, which comprises a shell, wherein a connecting bin and an electric control bin are arranged inside the shell, and a partition plate is arranged between the connecting bin and the electric control bin; a circuit board, a measurement peripheral circuit, a CPU circuit, a current transformer and a lithium battery are arranged in the electric control bin; the shell is characterized in that through holes are respectively formed in two side walls of the shell corresponding to two sides of the connecting bin, the outer side of the through hole corresponding to one side of the connecting bin is connected with a replaceable aviation plug base, and the outer side of the through hole corresponding to the other side of the connecting bin is connected with a replaceable aviation plug. The utility model discloses a with removable air plug base and PT power plug connection, with removable air plug and the air plug seat connection of being surveyed high voltage switch controller, this measuring device forms the work circuit with equipment under test this moment, through current transformer, measurement peripheral circuit and CPU circuit, realizes being surveyed the detection of high voltage switch controller and the demonstration of measuring data for the maintenance is judged.
Description
Technical Field
The embodiment of the utility model provides a distribution field, concretely relates to PT measuring device on post for distribution.
Background
The high-voltage switch and the high-voltage switch controller on the demarcation, the subsection column of the 35KV/10KV power distribution overhead cable are installed on the column, in order to ensure safety, the installation height of the high-voltage column switch controller exceeds 4 meters from the ground, and the high-voltage switch controller obtains power from a high-voltage external PT (AC220V or AC100V) or a high-voltage internal PT (AC220V or AC100V) in the switch controller. The high-voltage switch controller power-loss fault on-line inspection is to judge whether the PT is damaged or the controller is damaged, firstly, whether the PT power supply is normal or not is measured, and under most conditions, a ladder is required to ascend to measure the power supply end of the aviation plug by using a universal meter, so that the inspection process is single-person ascending operation, the naked meter pen is used for measuring, and the potential safety hazards of short circuit, electric shock, falling and the like exist.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a PT measuring device on distribution is with post, through with removable navigation plug base and PT power supply plug connection, with removable navigation plug and by survey high voltage switch controller navigation socket connection, this measuring device has formed a work circuit with equipment under test this moment, the electric current passes through current transformer and measures peripheral circuit and detects by survey high voltage switch controller operating current, PT supply voltage, equipment under test consumption, judge the operation through the CPU circuit and show the measured value at L CD liquid crystal display, be used for the maintenance judgement, the problem of adopting the universal meter to measure the easy emergence short circuit that leads to the navigation plug feed end among the prior art, the electric shock, the potential safety hazard such as fall, with the problem of solving existence among the prior art.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a PT measuring device on a power distribution column comprises a shell, wherein a connecting bin and an electric control bin are arranged in the shell, and a partition plate is arranged between the connecting bin and the electric control bin;
the electronic control cabin is internally provided with a circuit board, a measurement peripheral circuit, a CPU circuit, a current transformer and a lithium battery, the measurement peripheral circuit is connected with the CPU circuit and the current transformer and integrated on the circuit board and powered by the lithium battery to form a measurement value processing circuit, an L CD liquid crystal display screen is fixedly arranged on the front side wall of the shell, and the L CD liquid crystal display screen is connected with the circuit board through a wire;
through holes are respectively formed in two side walls of the shell corresponding to two sides of the connecting bin, the outer side of the through hole corresponding to one side of the connecting bin is connected with the replaceable aviation plug base, and the outer side of the through hole corresponding to the other side of the connecting bin is connected with the replaceable aviation plug;
the replaceable aviation plug base and the replaceable aviation plug are connected with the circuit board through connecting wires and a transfer connector, the replaceable aviation plug base is connected with the PT power supply plug, and the replaceable aviation plug is connected with the aviation plug base of the tested high-voltage switch controller to form an integral working loop.
Furthermore, the outer side edge of the partition board is fixedly connected with the inner wall of the shell, two threading holes are formed in the partition board, and the connecting wire penetrates through the through hole and the threading holes to be connected with the circuit board.
Further, the transfer connector is arranged inside the through hole and comprises a plug and a movable socket, the plugs of the two transfer connectors are fixedly connected with the replaceable aviation plug base and the replaceable aviation plug respectively, the power-on communication is achieved through the wires, and the movable socket is fixedly connected with the connecting wire.
Furthermore, the shell inner wall that through-hole one side corresponds is fixed to be equipped with spacing seat, the activity of activity socket sets up in spacing seat, be equipped with the perforation that is used for connecting the electric wire to pass through on the spacing seat.
Furthermore, the two sides of the shell are provided with sealing covers which are movably clamped with the shell, a storage cavity for storing the replaceable aviation plug base and the replaceable aviation plug is formed between the sealing covers and the shell, the bottom end of each sealing cover is fixedly connected with the bottom surface of the shell through a rubber belt, a sealing ring is bonded on the inner side wall of each sealing cover, and a handle is fixedly arranged on one side of the top of each sealing cover.
Further, the fixed iron sheet that inlays on the sealed lateral wall of lid, shell bottom fixed surface is equipped with the magnet piece, the magnet piece is connected with the iron sheet actuation.
Further, the length of the housing is greater than the sum of the heights of the two sealing covers.
Further, the current transformer and the measurement peripheral circuit are used for detecting the working current of the measured high-voltage switch controller, the PT power supply voltage and the power consumption of the measured equipment, the CPU circuit is used for judging the operation measured value, and the L CD liquid crystal display screen is used for displaying the measured value.
The embodiment of the utility model provides a have following advantage:
1. the replaceable aviation plug base is connected with the PT power supply plug, the replaceable aviation plug is connected with the aviation plug base of the tested high-voltage switch controller, at the moment, the measuring device and the tested equipment form a working loop, the current detects the working current of the tested high-voltage switch controller, the PT power supply voltage and the power consumption of the tested equipment through a current transformer and a measuring peripheral circuit, and a measured value is displayed on an L CD liquid crystal display screen through CPU circuit judgment operation for maintenance judgment, so that the problem of potential safety hazards such as short circuit, electric shock and falling caused by the fact that a universal meter is adopted to measure the power supply end of the aviation plug in the prior art is solved;
2. the replaceable aviation plug base and the replaceable aviation plug can be conveniently replaced through the transfer connector, the PT power supply plug and the aviation plug of the tested high-voltage switch controller are compatible with PT power supply plugs of different manufacturers, a very long connecting wire can be reserved in the connecting bin, when the connection and the plugging are carried out, the replaceable aviation plug base and the replaceable aviation plug can be pulled out, and the operation convenience is increased;
3. through setting up sealed lid, when removable boat inserted base and removable boat plug do not use, can insert base and removable boat plug spacing depositing the intracavity through sealed lid with removable boat, avoid it to place at will and make whole device in disorder, be difficult for carrying and accomodating, and through the magnet piece actuation of iron sheet and shell bottom, can realize accomodating of sealed lid, avoid inserting the base and the removable boat plug influences the operation when using removable boat.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a sectional view of a housing provided by the present invention;
fig. 2 is a schematic view of the overall structure of the sealing cover provided by the present invention when opened;
fig. 3 is a schematic view of the overall structure of the sealing cover provided by the present invention when closed;
fig. 4 is a schematic view of the overall structure of the sealing cover of the present invention when it is fixed after being opened;
in the figure, a shell 1, a connecting bin 2, an electric control bin 3, a partition board 4, a circuit board 5, a measuring peripheral circuit 6, a CPU circuit 7, a current transformer 8, a lithium battery 9, a CD (compact disc) liquid crystal display 10L, a through hole 11, a replaceable aviation plug base 12, a replaceable aviation plug 13, a connecting wire 14, a plug 15, a movable socket 16, a limiting seat 17, a sealing cover 18, an iron sheet 19 and a magnet sheet 20 are arranged.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawing 1 of the specification, the PT measuring device on the power distribution column in the embodiment comprises a shell 1, wherein a connecting bin 2 and an electric control bin 3 are arranged inside the shell 1, and a partition plate 4 is arranged between the connecting bin 2 and the electric control bin 3;
a circuit board 5, a measurement peripheral circuit 6, a CPU circuit 7, a current transformer 8 and a lithium battery 9 are arranged in the electric control cabin 3, the measurement peripheral circuit 6 is connected with the CPU circuit 7 and the current transformer 8 and integrated on the circuit board 5 and powered by the lithium battery 9 to form a measurement value processing circuit, an L CD liquid crystal display screen 10 is fixedly arranged on the front side wall of the shell 1, and the L CD liquid crystal display screen 10 is connected with the circuit board 5 through a lead;
through holes 11 are respectively formed in two side walls of the shell 1 corresponding to two sides of the connecting bin 2, the outer side of the through hole 11 corresponding to one side of the connecting bin 2 is connected with a replaceable aviation plug base 12, and the outer side of the through hole 11 corresponding to the other side is connected with a replaceable aviation plug 13;
the replaceable aviation plug base 12 and the replaceable aviation plug 13 are connected with the circuit board 5 through a connecting wire 14 and a transfer connector, the replaceable aviation plug base 12 is connected with a PT power supply plug, and the replaceable aviation plug 13 is connected with an aviation plug base of the measured high-voltage switch controller to form an integral working loop.
Further, the current transformer 8 and the measurement peripheral circuit 6 are used for detecting the working current, the PT power supply voltage and the power consumption of the tested device of the tested high-voltage switch controller, the CPU circuit 7 is used for judging the operation measured value, and the L CD liquid crystal display screen 10 is used for displaying the measured value.
Furthermore, the outer side edge of the partition plate 4 is fixedly connected with the inner wall of the shell 1, two threading holes are formed in the partition plate 4, and the connecting wire 14 penetrates through the through hole 11 and the threading holes to be connected with the circuit board 5.
The utility model discloses when using, the staff can be connected removable navigation plug base 12 and PT power supply plug, be connected removable navigation plug 13 and surveyed high voltage switch controller navigation socket, this measuring device has formed a work circuit with equipment under test this moment, the electric current passes through current transformer 8 and measures peripheral circuit 6 and detects surveyed high voltage switch controller operating current, PT supply voltage, equipment under test consumption, judge through CPU circuit 7 that the operation shows at L CD liquid crystal display 10 measured value, be used for the maintenance to judge, the problem of adopting the universal meter to measure the easy potential safety hazards such as causing the short circuit that leads to navigation plug 15 power supply end among the prior art, electrocute, fall is solved.
Referring to the attached drawing 1 of the specification, the transfer connector is arranged inside the through hole 11 and comprises a plug 15 and a movable socket 16, the plugs 15 of the two transfer connectors are fixedly connected with the replaceable aviation plug base 12 and the replaceable aviation plug 13 respectively and achieve power-on communication through wires, and the movable socket 16 is fixedly connected with the connecting wire 14.
Further, the inner wall of the shell 1 corresponding to one side of the through hole 11 is fixedly provided with a limiting seat 17, the movable socket 16 is movably arranged in the limiting seat 17, and the limiting seat 17 is provided with a through hole for connecting the electric wire 14.
The implementation scenario is specifically as follows: the utility model discloses a removable air plug base 12 and removable air plug 13 are connected the circular telegram through plug 15 and activity socket 16, activity socket 16 is connected with circuit board 5 through connecting wire 14, thereby can conveniently change removable air plug base 12 and removable air plug 13 through the transfer connector, the PT power supply plug that is used for compatible different producers with by survey high voltage switch controller air plug, and can reserve very long connecting wire 14 in connecting storehouse 2, when connecting the plug, can pull out removable air plug base 12 and removable air plug 13, increase the simple operation degree.
Referring to the attached drawings 2-4 of the specification, two sides of the housing 1 are provided with sealing covers 18, the sealing covers 18 are movably clamped with the housing 1, a storage cavity for storing the replaceable aviation plug base 12 and the replaceable aviation plug 13 is formed between the sealing covers 18 and the housing 1, the bottom ends of the sealing covers 18 are fixedly connected with the bottom surface of the housing 1 through rubber belts, sealing rings are bonded on the inner side walls of the sealing covers 18, and a handle is fixedly arranged on one side of the top of each sealing cover 18.
Further, an iron sheet 19 is fixedly embedded on the outer side wall of the sealing cover 18, a magnet sheet 20 is fixedly arranged on the surface of the bottom of the shell 1, and the magnet sheet 20 is connected with the iron sheet 19 in an attracting mode.
Further, the length of the housing 1 is greater than the sum of the heights of the two sealing covers 18.
The implementation scenario is specifically as follows: by arranging the sealing cover 18, when the replaceable aviation plug base 12 and the replaceable aviation plug 13 are not used, the replaceable aviation plug base 12 and the replaceable aviation plug 13 can be limited in the storage cavity through the sealing cover 18, so that the whole device is prevented from being placed randomly and is messy and not easy to carry and store;
when the device uses, can open sealed lid 18 to rotate to shell 1 bottom, the magnet piece 20 actuation of iron sheet 19 and shell 1 bottom realizes accomodating of sealed lid 18, avoids influencing the operation when removable boat inserts base 12 and removable boat plug 13 use.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The utility model provides a PT measuring device on distribution post, includes shell (1), its characterized in that: a connecting bin (2) and an electric control bin (3) are arranged in the shell (1), and a partition plate (4) is arranged between the connecting bin (2) and the electric control bin (3);
a circuit board (5), a measurement peripheral circuit (6), a CPU circuit (7), a current transformer (8) and a lithium battery (9) are arranged in the electric control bin (3), the measurement peripheral circuit (6) is connected with the CPU circuit (7) and the current transformer (8) and integrated on the circuit board (5) and powered by the lithium battery (9) to form a measurement value processing circuit, an L CD liquid crystal display screen (10) is fixedly arranged on the front side wall of the shell (1), and the L CD liquid crystal display screen (10) is connected with the circuit board (5) through a lead;
through holes (11) are respectively formed in two side walls of the shell (1) corresponding to two sides of the connecting bin (2), the outer side of the through hole (11) corresponding to one side of the connecting bin (2) is connected with a replaceable aviation plug base (12), and the outer side of the through hole (11) corresponding to the other side of the connecting bin is connected with a replaceable aviation plug (13);
removable air inserting base (12) and removable air plug (13) are all connected with circuit board (5) through connecting wire (14) and transfer connector, removable air inserting base (12) is connected with PT power supply plug, removable air plug (13) are connected with surveyed high voltage switch controller air plug, constitute whole work circuit.
2. An on-pole PT measurement device for power distribution according to claim 1, wherein: the outer side edge of the partition plate (4) is fixedly connected with the inner wall of the shell (1), two threading holes are formed in the partition plate (4), and the connecting wire (14) penetrates through the through hole (11) and is connected with the circuit board (5) through the threading holes.
3. An on-pole PT measurement device for power distribution according to claim 1, wherein: the transfer connector sets up inside through-hole (11), the transfer connector includes plug (15) and activity socket (16), and plug (15) of two transfer connectors are respectively with removable base (12) and removable navigation plug (13) fixed connection of inserting by plane, and realize circular telegram communication through the wire, activity socket (16) and connecting wire (14) fixed connection.
4. An on-pole PT measurement device for power distribution as claimed in claim 3 wherein: the shell (1) inner wall that through-hole (11) one side corresponds is fixed to be equipped with spacing seat (17), activity socket (16) activity sets up in spacing seat (17), be equipped with the perforation that is used for connecting wire (14) to pass through on spacing seat (17).
5. An on-pole PT measurement device for power distribution according to claim 1, wherein: the aircraft is characterized in that sealing covers (18) are arranged on two sides of the shell (1), the sealing covers (18) are movably clamped with the shell (1), a storage cavity used for storing the replaceable aviation plug base (12) and the replaceable aviation plug (13) is formed between each sealing cover (18) and the shell (1), the bottom ends of the sealing covers (18) are fixedly connected with the bottom surface of the shell (1) through rubber belts, sealing rings are bonded on the inner side walls of the sealing covers (18), and handles are fixedly arranged on one sides of the tops of the sealing covers (18).
6. An on-pole PT measurement device for power distribution according to claim 5, characterized in that: the fixed iron sheet (19) that inlays on sealed lid (18) lateral wall, shell (1) bottom fixed surface is equipped with magnet piece (20), magnet piece (20) and iron sheet (19) actuation are connected.
7. An on-pole PT measurement device for power distribution according to claim 6, characterized in that: the length of the shell (1) is larger than the sum of the heights of the two sealing covers (18).
8. The pole PT measuring device for power distribution according to claim 1, characterized in that said current transformer (8) and measuring peripheral circuit (6) are used to detect the working current, PT supply voltage, power consumption of the tested device of the tested high voltage switch controller, said CPU circuit (7) is used to judge the operation measured value, said L CD liquid crystal display screen (10) is used to display the measured value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020062023.6U CN211150990U (en) | 2020-01-13 | 2020-01-13 | PT measuring device on post for distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020062023.6U CN211150990U (en) | 2020-01-13 | 2020-01-13 | PT measuring device on post for distribution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211150990U true CN211150990U (en) | 2020-07-31 |
Family
ID=71752804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020062023.6U Active CN211150990U (en) | 2020-01-13 | 2020-01-13 | PT measuring device on post for distribution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211150990U (en) |
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2020
- 2020-01-13 CN CN202020062023.6U patent/CN211150990U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Pt measuring device on the pole for power distribution Effective date of registration: 20210521 Granted publication date: 20200731 Pledgee: Shandong Weihai Rural Commercial Bank Co.,Ltd. Changfeng sub branch Pledgor: Weihai Ruien Electronic Co.,Ltd. Registration number: Y2021990000455 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |