CN112034223B - Isolation system between high-voltage circuit and data acquisition monitoring circuit - Google Patents
Isolation system between high-voltage circuit and data acquisition monitoring circuit Download PDFInfo
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- CN112034223B CN112034223B CN202010862913.XA CN202010862913A CN112034223B CN 112034223 B CN112034223 B CN 112034223B CN 202010862913 A CN202010862913 A CN 202010862913A CN 112034223 B CN112034223 B CN 112034223B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
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Abstract
The invention relates to an isolation system between a high-voltage circuit and a data acquisition monitoring circuit, wherein an installation cover is arranged at the upper end of a base, sliding grooves are formed in the opposite sides of the inner wall of the base, sliding blocks sliding along the sliding grooves are arranged on the sliding grooves, a first shielding box is connected between the sliding blocks, a plurality of high-voltage wire penetrating holes penetrating through the first shielding box are formed in the first shielding box, a driving mechanism is arranged on the opposite side of the inner wall of the installation cover, a screw rod is arranged on one side, close to the base, of the driving mechanism, a lifting plate is arranged on one side, close to the base, of the screw rod, a connecting block is connected between the screw rod and the lifting plate, a second shielding box is arranged on one side, close to the first shielding box, of the lifting plate, and a plurality of data acquisition monitoring wire penetrating through the second shielding box are arranged on the second shielding box. The invention realizes that the high-voltage circuit and the data acquisition monitoring circuit do not interfere with each other when in use, thereby improving the working stability of the data acquisition monitoring circuit and the accuracy of the detection data.
Description
Technical Field
The invention relates to the technical field of power systems, in particular to an isolation system between a high-voltage circuit and a data acquisition monitoring circuit.
Background
With the rapid expansion of the scale of urban underground cables, the safety problem of power operation is also highlighted day by day. High-voltage circuit need come to carry out real time monitoring to high-voltage circuit through gathering high-voltage circuit's operational data when using to guarantee high-voltage circuit's steady operation, however in the actual work process, high-voltage circuit can produce electromagnetic interference when using, seriously influences data acquisition monitoring circuit's steady operation, seriously reduced data acquisition monitoring's accuracy, so this need to develop an isolation system between high-voltage circuit and the data acquisition monitoring circuit and solve the problem among the prior art urgently.
Disclosure of Invention
The present invention is directed to an isolation system between a high voltage circuit and a data acquisition monitoring circuit to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an isolation system between high tension circuit and data acquisition monitoring circuit, the on-line screen storage device comprises a base, the base upper end is equipped with the installation cover, the relative one side of base inner wall all is equipped with the spout, be equipped with on the spout along the gliding slider of spout, be connected with first shielding case between the slider, be equipped with the high-pressure through wires hole that a plurality of runs through first shielding case on the first shielding case, the relative one side of installation cover inner wall all is equipped with actuating mechanism, one side that actuating mechanism is close to the base is equipped with the lead screw, one side that the lead screw is close to the base is equipped with the lifter plate, be connected with between lead screw and the lifter plate and link up the piece, one side that the lifter plate is close to first shielding case is equipped with the second shielding case, be equipped with the data acquisition monitoring through wires hole that a plurality of running through the second shielding case on the second shielding case.
Preferably, the upper end of the base is provided with a wire guide plate, and the wire guide plate is provided with a plurality of limiting holes.
Preferably, first shielding case all is equipped with first mounting groove in the relative one side of high pressure threading hole inner wall, be equipped with first mounting panel in the first mounting groove, be equipped with first pivot on the first mounting panel, install first leading wheel in the first pivot.
Preferably, a first buffer sleeve is sleeved on the periphery of the first guide wheel.
Preferably, the bottom is equipped with first piston in the first mounting groove, one side that first piston is close to first mounting panel is equipped with first piston axle, first piston axle is fixed on first mounting panel, be equipped with first spring between first piston and the first mounting panel, first spring cup joints the periphery at first piston axle.
Preferably, the first shielding box is sequentially provided with a first shielding layer and a first metal outer protection layer from inside to outside.
Preferably, the second shielding box is provided with a second shielding layer on the inner wall of the data acquisition monitoring threading hole.
Preferably, the wire guide plate is provided with a second mounting groove on one side opposite to the inner wall of the limiting hole, a second mounting plate is arranged at the bottom in the second mounting groove, a second rotating shaft is arranged on the second mounting plate, and a second guide wheel is arranged on the periphery of the second rotating shaft.
Preferably, the periphery of the second guide wheel is provided with a second buffer sleeve.
Preferably, the bottom is equipped with the second piston in the second mounting groove, one side that the second piston is close to the second mounting panel is equipped with the second piston axle, the second piston axle is fixed on the second mounting panel, be equipped with the second spring between second piston and the second mounting panel, the second spring cup joints the periphery at the second piston axle.
Compared with the prior art, the invention has the beneficial effects that: during the use, high tension cable line is run through by the high-pressure through wires hole, the accessible slider slides along the spout, the adjustment of first shield case position has been realized, and realize the shielding to the cable by first shield case, in addition, data acquisition monitoring cable runs through data acquisition monitoring through wires hole, and realize the shielding to the cable by the second shield case, drive the lifter plate by actuating mechanism drive lead screw simultaneously and remove in vertical direction, thereby the adjustment of interval between first shield case and the second shield case has been realized, so can realize high tension circuit and data acquisition monitoring circuit when using, do not have the interference each other, the stability of data acquisition monitoring circuit work and the accuracy of detection data have been improved.
Other features and advantages of the present invention will be disclosed in more detail in the following detailed description of the invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of the isolation system between the high voltage circuit and the data acquisition and monitoring circuit according to the present invention;
FIG. 2 is a cross-sectional view of a first shielding cage in the isolation system between the high voltage circuit and the data acquisition and monitoring circuit of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a cross-sectional view of a second shielding cage in the isolation system between the high voltage circuit and the data acquisition and monitoring circuit of the present invention;
fig. 5 is a cross-sectional view of a wire guide plate in the isolation system between the high voltage circuit and the data acquisition monitoring circuit according to the present invention.
In the figure: 1. a base; 2. installing a cover; 3. a first shielding box; 4. a high-pressure threading hole; 5. a chute; 6. a slider; 7. a drive mechanism; 8. a screw rod; 9. a joining block; 10. a second shielding box; 11. collecting and monitoring the threading holes; 12. a lifting plate; 13. a wire guide plate; 14. a limiting hole; 15. a first mounting groove; 16. a first piston; 17. a first piston shaft; 18. a first spring; 19. a first mounting plate; 20. a first rotating shaft; 21. a first guide wheel; 22. a first cushion collar; 23. a second shielding layer; 24. a second mounting groove; 25. a second piston; 26. a second spring; 27. a second piston shaft; 28. a second mounting plate; 29. a second rotating shaft; 30. a second guide wheel; 31. and a second cushion collar.
Detailed description of the preferred embodiments
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 to 5, in an embodiment of the present invention, an isolation system between a high voltage circuit and a data acquisition monitoring circuit includes a base 1, an installation cover 2 is disposed at an upper end of the base 1, sliding grooves 5 are disposed on opposite sides of an inner wall of the base 1, sliding blocks 6 sliding along the sliding grooves 5 are disposed on the sliding grooves 5, first shielding boxes 3 are connected between the sliding blocks 6, a plurality of high voltage threading holes 4 penetrating through the first shielding boxes 3 are disposed on the first shielding boxes 3, driving mechanisms 7 are disposed on opposite sides of the inner wall of the installation cover 2, lead screws 8 are disposed on sides of the driving mechanisms 7 close to the base 1, lifting plates 12 are disposed on sides of the lead screws 8 close to the base 1, engagement blocks 9 are connected between the lead screws 8 and the lifting plates 12, second shielding boxes 10 are disposed on sides of the lifting plates 12 close to the first shielding boxes 3, and a plurality of data acquisition monitoring holes 11 penetrating through the second shielding boxes 10 are disposed on the second shielding boxes 10. During the use, high tension cable line is run through by high-pressure through wires hole 4, accessible slider 6 slides along spout 5, the adjustment of first shield case 3 position has been realized, and realize the shielding to the cable by first shield case 3, in addition, data acquisition monitors the cable and runs through data acquisition monitoring through wires hole 11, and realize the shielding to the cable by second shield case 10, drive lead screw 8 by actuating mechanism 7 simultaneously and drive lifter plate 12 and remove in vertical direction, thereby realized the adjustment of interval between first shield case 3 and the second shield case 10, so can realize high tension circuit and data acquisition monitoring circuit when using, do not have the interference each other, the stability of data acquisition monitoring circuit work and the accuracy of detection data have been improved.
In this embodiment, the upper end of the base 1 is provided with a wire guide plate 13, and the wire guide plate 13 is provided with a plurality of limiting holes 14. Due to the arrangement of the wire guide plate 13, the limiting guide of the cable is realized through the limiting hole 14, and the stability of cable installation is improved.
In this embodiment, first shielding case 3 all is equipped with first mounting groove 15 in the 4 inner walls opposite side of high-pressure threading hole, be equipped with first mounting panel 19 in the first mounting groove 15, be equipped with first pivot 20 on the first mounting panel 19, install first leading wheel 21 on the first pivot 20. Through the first mounting panel 19 of installation in first mounting groove 15, establish first pivot 20 on the first mounting panel 19, first leading wheel 21 is established to the periphery of first pivot 20, and first leading wheel 21 realizes spacing to the cable, has improved the stability of cable installation.
In this embodiment, a first cushion collar 22 is sleeved on the outer periphery of the first guide wheel 21. Through cup jointing first cushion collar 22 in the periphery of first leading wheel 21, the setting of first cushion collar 22 has improved the spacing stability of cable.
In this embodiment, a first piston 16 is arranged at the bottom in the first mounting groove 15, a first piston shaft 17 is arranged on one side of the first piston 16 close to the first mounting plate 19, the first piston shaft 17 is fixed on the first mounting plate 19, a first spring 18 is arranged between the first piston 16 and the first mounting plate 19, and the first spring 18 is sleeved on the periphery of the first piston shaft 17. Through establishing first piston 16 and first piston shaft 17 at the bottom in first mounting groove 15, first piston shaft 17 is flexible in first piston 16 to utilize first spring 18's elastic restoring force, realized the extrusion of first leading wheel 21 to the cable, improved the stability of cable direction.
In this embodiment, the first shielding box 3 is sequentially provided with a first shielding layer and a first metal outer protection layer from inside to outside. Through set gradually first shielding layer and first metal outer jacket at first shield box 3 from inside to outside, the setting of first shielding layer and first metal outer jacket has improved the stability of cable work, has avoided the electromagnetic interference between high voltage circuit and the data acquisition monitoring circuit.
In this embodiment, the second shielding box 10 is provided with a second shielding layer 23 on the inner wall of the data acquisition monitoring threading hole 11. Second shielding layer 23 is established at 11 inner walls of data acquisition monitoring through wires holes to second shielded cell 10, so can realize carrying out electromagnetic shield to the cable, so avoided the electromagnetic interference between the different circuit cables, improved the stability of data acquisition monitoring circuit work.
In this embodiment, the wire guide plate is provided with second mounting grooves 24 on opposite sides of the inner wall of the limiting hole 14, a second mounting plate 28 is provided at the bottom of the second mounting groove 24, a second rotating shaft 29 is provided on the second mounting plate 28, and a second guide wheel 30 is provided at the periphery of the second rotating shaft 29. Through establishing second mounting panel 28 at the bottom in second mounting groove 24, establish second pivot 29 on the second mounting panel 28, second leading wheel 30 is established to the periphery of second pivot 29, and second leading wheel 30 has realized spacing to the cable, has improved the stability of cable installation.
In this embodiment, the second guide wheel 30 is provided with a second cushion collar 31 at the outer periphery thereof. Through establishing second cushion collar 31 in the periphery of second leading wheel 30, the setting of second cushion collar 31 has improved the spacing stability of cable.
In this embodiment, a second piston 25 is disposed at the bottom in the second mounting groove 24, a second piston shaft 27 is disposed on one side of the second piston 25 close to the second mounting plate 28, the second piston shaft 27 is fixed on the second mounting plate 28, a second spring 26 is disposed between the second piston 25 and the second mounting plate 28, and the second spring 26 is sleeved on the outer periphery of the second piston shaft 27. Through establishing second piston 25 and second piston shaft 27 at the bottom in second mounting groove 24, second piston shaft 27 is flexible in second piston 25 to utilize the elastic restoring force of second spring 26, realized the spacing extrusion of second leading wheel 30 to the cable, improved the stability of cable installation.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides an isolated system between high-voltage circuit and data acquisition monitoring circuit, a serial communication port, the on-line screen storage device comprises a base, the base upper end is equipped with the installation cover, the relative one side of inner wall of the base all is equipped with the spout, be equipped with on the spout along the gliding slider of spout, be connected with first shielded cell between the slider, be equipped with the high-pressure through wires hole that a plurality of runs through first shielded cell on the first shielded cell, the relative one side of installation cover inner wall all is equipped with actuating mechanism, one side that actuating mechanism is close to the base is equipped with the lead screw, one side that the lead screw is close to the base is equipped with the lifter plate, be connected with between lead screw and the lifter plate and link up the piece, one side that the lifter plate is close to first shielded cell is equipped with the second shielded cell, be equipped with the data acquisition monitoring through wires hole that a plurality of running through the second shielded cell on the second shielded cell.
2. The isolation system of claim 1, wherein a wire guide plate is disposed at an upper end of the base, and a plurality of limiting holes are disposed on the wire guide plate.
3. The isolation system of claim 1, wherein the first shielding box has a first mounting groove on a side opposite to an inner wall of the high-voltage wire hole, a first mounting plate is disposed in the first mounting groove, a first rotating shaft is disposed on the first mounting plate, and a first guide wheel is disposed on the first rotating shaft.
4. The isolation system of claim 3, wherein a first buffer sleeve is sleeved on the outer periphery of the first guide wheel.
5. The isolation system between the high-voltage circuit and the data acquisition and monitoring circuit as claimed in claim 3, wherein a first piston is arranged at the bottom of the first mounting groove, a first piston shaft is arranged at one side of the first piston close to the first mounting plate, the first piston shaft is fixed on the first mounting plate, a first spring is arranged between the first piston and the first mounting plate, and the first spring is sleeved on the periphery of the first piston shaft.
6. The isolation system of claim 1, wherein the first shielding box is provided with a first shielding layer and a first metal outer protective layer from inside to outside in sequence.
7. The isolation system of claim 1, wherein the second shielding box is provided with a second shielding layer on the inner wall of the data acquisition monitoring threading hole.
8. The isolation system according to claim 2, wherein the wire guide plate is provided with a second mounting groove on the opposite side of the inner wall of the limiting hole, a second mounting plate is provided at the bottom of the second mounting groove, a second rotating shaft is provided on the second mounting plate, and a second guide wheel is provided at the periphery of the second rotating shaft.
9. The isolation system between the high-voltage circuit and the data acquisition and monitoring circuit as claimed in claim 8, wherein a second buffer sleeve is arranged on the periphery of the second guide wheel.
10. The isolation system between the high-voltage circuit and the data acquisition and monitoring circuit as claimed in claim 8, wherein a second piston is arranged at the bottom of the second mounting groove, a second piston shaft is arranged at one side of the second piston close to the second mounting plate, the second piston shaft is fixed on the second mounting plate, a second spring is arranged between the second piston and the second mounting plate, and the second spring is sleeved on the periphery of the second piston shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010862913.XA CN112034223B (en) | 2020-08-25 | 2020-08-25 | Isolation system between high-voltage circuit and data acquisition monitoring circuit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010862913.XA CN112034223B (en) | 2020-08-25 | 2020-08-25 | Isolation system between high-voltage circuit and data acquisition monitoring circuit |
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| CN112034223A CN112034223A (en) | 2020-12-04 |
| CN112034223B true CN112034223B (en) | 2023-03-21 |
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| CN112034223A (en) | 2020-12-04 |
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