CN213937170U - Implement secondary equipment circuit safety measure appurtenance in transformer substation - Google Patents
Implement secondary equipment circuit safety measure appurtenance in transformer substation Download PDFInfo
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- CN213937170U CN213937170U CN202022838536.4U CN202022838536U CN213937170U CN 213937170 U CN213937170 U CN 213937170U CN 202022838536 U CN202022838536 U CN 202022838536U CN 213937170 U CN213937170 U CN 213937170U
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Abstract
The utility model relates to an auxiliary tool for implementing secondary equipment loop safety measures in a transformer substation, which comprises a single interval maintenance spacing block, a secondary equipment maintenance spacing block, a plug-in type maintenance spacing block and a bolt type maintenance spacing block; the single interval overhaul isolation sheet can be inserted on the current test type terminal and completely covers the single wiring terminal or the operation end face of the terminal row of the current test type terminal; the secondary equipment maintenance isolating sheet can be inserted on the current test type terminal, so that the terminal connecting sheet is in a disconnected state and partially covers the operation end face of the terminal row; the pull-plug type maintenance spacing pieces can be plugged on the YB2-2 type protection pressure plate, so that the rotary connecting pieces are in a disconnected state; the bolt type overhaul isolation plate can be sleeved on the screw rod rotating end of the JY1-2 type protection pressure plate, so that the rotating connecting plate is in a disconnected state. The utility model discloses an overhaul separation piece can the exclusive use, also can mutually support the use, can effectively indicate the maintainer at automatically controlled maintenance process, prevents that the mistake from bumping, the maloperation.
Description
Technical Field
The utility model relates to an electric power overhauls technical field, in particular to secondary equipment return circuit safety measure appurtenance is implemented in transformer substation.
Background
At present, the operation methods of 'sealing relates to an operation equipment pressing plate', 'sealing an electrified secondary equipment voltage loop', 'sealing a non-working side current and voltage terminal' in the process of developing secondary equipment and loop safety technical measures are mainly to adopt an insulating adhesive tape for sealing, the operation method has low working efficiency and also has great potential safety hazard, for the work with long operation period, the insulating adhesive tape has the problem of insufficient viscosity and falling, the insulating adhesive tape falls to cause the insufficient safety measures of the secondary work, and maintainers have the risks of misoperation, mistaken collision and mistaken addition.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a secondary equipment return circuit safety measure appurtenance is implemented in transformer substation.
The utility model adopts the technical proposal that:
an auxiliary tool for implementing secondary equipment loop safety measures in a transformer substation comprises a single interval maintenance spacer, a secondary equipment maintenance spacer, a plug-in maintenance spacer and a bolt type maintenance spacer; the single interval overhaul isolation sheet can be inserted on the current test type terminal and completely covers the single wiring terminal or the operation end face of the terminal row of the current test type terminal; the secondary equipment maintenance isolating sheet can be inserted on the current test type terminal, so that a terminal connecting sheet of a single wiring terminal or a terminal strip is in a disconnected state, and the terminal connecting sheet partially covers the operation end face of the terminal strip; the pull-plug type maintenance spacing pieces can be plugged on the YB2-2 type protection pressure plate, so that the rotary connecting pieces are in a disconnected state; the bolt type overhaul partition plate can be sleeved on the screw rod rotating end of the JY1-2 type protection pressure plate, so that the rotating connecting plate is in a disconnected state.
Furthermore, the single interval overhaul isolation sheet, the secondary equipment overhaul isolation sheet, the plug-in type overhaul isolation sheet and the bolt type overhaul isolation sheet are respectively printed with overhaul isolation characters.
Furthermore, the single interval overhaul isolation sheet comprises a single-pole full-sealing isolation sheet and a quadruple full-sealing isolation sheet; the single-pole full-sealing isolating sheet is strip-shaped, can completely cover the operation end face of the single wiring terminal, the top of the single-pole full-sealing isolating sheet is provided with a pulling block which is convenient to pull out, and the bottom of the single-pole full-sealing isolating sheet is symmetrically provided with two anti-falling columns which are spliced with the single wiring terminal; the quadruple full-sealing isolating piece is of an integral structure formed by four single-pole full-sealing isolating pieces, the operation end face of the terminal block can be completely covered, the top of the quadruple full-sealing isolating piece is provided with a pulling strip convenient to pull out, and the bottom of the quadruple full-sealing isolating piece is symmetrically provided with eight anti-falling columns.
Further, the secondary equipment maintenance spacer comprises a single-pole half-sealing spacer and a quadruple half-sealing spacer; the single-pole semi-sealed separation sheet is strip-shaped and can partially cover the operation end face of the single wiring terminal, one side end face of the single-pole semi-sealed separation sheet can be abutted against a terminal connection sheet of the single wiring terminal, the top of the single-pole semi-sealed separation sheet is provided with a pulling block which is convenient to pull out, and the bottom of the single-pole semi-sealed separation sheet is provided with an anti-falling column which is spliced with the single wiring terminal; the quadruple semi-sealing isolating piece is of an integrated structure formed by four single-pole semi-sealing isolating pieces, the operation end face of the terminal block can be partially covered, the top of the quadruple semi-sealing isolating piece is provided with a pulling strip convenient to pull out, and the bottom of the quadruple semi-sealing isolating piece is symmetrically provided with four anti-falling columns.
Furthermore, the plug-in type maintenance separation sheet is plate-shaped, one end of the plug-in type maintenance separation sheet is a plug-in end, the other end of the plug-in type maintenance separation sheet is fork-shaped, a groove plate is arranged at the bottom of the plug-in type maintenance separation sheet, a groove body is formed through the groove plate, and the YB2-2 type protection pressing plate can be clamped tightly.
Furthermore, the bolt type overhaul partition plate is cylindrical, the interior of the bolt type overhaul partition plate is hollow, and the bottom of the bolt type overhaul partition plate is open.
The utility model has the advantages that:
1. the utility model provides the high current operating efficiency of "sealed operation equipment clamp plate that relates to", "sealed electrified secondary equipment voltage return circuit", "the current-voltage terminal of sealed non-work side".
2. The utility model discloses reduced "sealed relate to operation equipment clamp plate", "sealed electrified secondary equipment voltage return circuit", "current-voltage terminal of sealed non-working side" exist among the current operation method that the maloperation, mistake bump, the risk that the mistake adds the volume etc. endangers electric wire netting safety and stability and moves.
3. The utility model discloses an overhaul the spacing block and can the exclusive use, also can use mutually supporting, can effectively indicate operating personnel and maintainer at the maintenance process, prevent that the mistake from bumping, the maloperation.
Drawings
FIG. 1 is a schematic structural view of a monopole full-sealing spacer, a quadruple full-sealing spacer, a monopole half-sealing spacer, a quadruple half-sealing spacer, a plug-pull type maintenance spacer and a bolt type maintenance spacer of the present invention;
FIG. 2 is a schematic structural view of the single-pole fully-enclosed separator of the present invention;
FIG. 3 is a schematic structural view of the quadruple full-sealing separator of the present invention;
FIG. 4 is a schematic structural view of the monopole semi-sealed separation sheet of the present invention;
FIG. 5 is a schematic structural view of the quadruple semi-sealed separator of the present invention;
FIG. 6 is a schematic structural view of the plug-in type service spacer of the present invention;
fig. 7 is the structural schematic diagram of the bolt type service spacer of the present invention.
In the figures 1-7, 1-monopole full-sealing spacing block, 2-quadruple full-sealing spacing block, 3-monopole half-sealing spacing block, 4-quadruple half-sealing spacing block, 5-plug type maintenance spacing block, 6-bolt type maintenance spacing block, 7-plug block, 8-anti-drop column, 9-plug strip, 10-plug end, 11-groove plate, 12-opening, 13-plug block, 14-anti-drop column and 5-plug strip.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model relates to a secondary equipment return circuit safeguard appurtenance is implemented in transformer substation, this appurtenance include single interval maintenance spacing block, secondary equipment overhaul spacing block, pull out and insert type maintenance spacing block 5 and bolt type maintenance spacing block 6, and single interval maintenance spacing block, secondary equipment overhaul spacing block, pull out and insert type maintenance spacing block 5 and bolt type maintenance spacing block 6 all use insulating material to make.
The single interval inspection isolation sheet can be inserted on the current test type terminal and completely covers the single wiring terminal or the operation end face of the terminal row of the current test type terminal. The secondary equipment maintenance isolating piece can be inserted on the current test type terminal, so that the terminal connecting piece of a single wiring terminal or a terminal strip is in a disconnected state, and the terminal connecting piece partially covers the operation end face of the terminal strip. The pull-plug type maintenance spacing pieces 5 can be plugged on a YB2-2 type protection pressure plate, so that the rotary connecting pieces are in a disconnected state. The bolt type overhaul partition plate 6 can be sleeved on the screw rod rotating end of the JY1-2 type protection pressure plate, so that the rotating connecting piece is in a disconnected state.
The utility model discloses a single space inspection spacing block includes monopole totally enclosed spacing block 1 and the quadruple totally enclosed spacing block 2.
The monopole totally-enclosed spacing block 1 is strip-shaped, can completely cover the operation end face of a single wiring terminal, is provided with a pulling block 7 convenient to pull out at the top, and is symmetrically provided with two anti-falling columns 8 inserted with the single wiring terminal at the bottom. The monopole totally-enclosed isolating sheet 1 has the following functions: the operation end face of the single wiring terminal of the electrified current test type terminal is completely isolated, and the mistaken collision in the maintenance work engineering is prevented.
The quadruple full-sealing isolating piece 2 is of an integrated structure formed by four single-pole full-sealing isolating pieces 1, can completely cover the operation end face of the terminal block, is provided with a pulling strip 9 convenient to pull out at the top of the terminal block, and is symmetrically provided with eight anti-falling columns 8 at the bottom of the terminal block. The quadruple full-sealed isolation sheet 2 has the following functions: the operation terminal surface of the terminal strip of the electrified current test type terminal is completely isolated integrally, so that the mistaken collision in the maintenance work engineering is prevented.
The single wiring terminal or the terminal row of the current test type terminal is required to realize a current loop or a voltage loop through the sliding terminal connecting sheet; the isolation clearance between the working side and the maintenance side is very small, and the mistaken collision or reverse power transmission is easy to happen in the working process. Therefore, the utility model discloses a secondary equipment overhauls the spacing block and develops with this problem, realizes the isolation of current loop or voltage circuit working side and non-working side.
The utility model discloses secondary equipment overhauls the spacer includes that monopole is half a spacer 3 and is half a spacer 4 in the block of four.
The single-pole half-sealed isolating piece 3 is in a strip shape and can partially cover the operation end face of a single wiring terminal, one side end face of the single-pole half-sealed isolating piece can be abutted to a terminal connecting piece of the single wiring terminal, so that the terminal connecting piece of the single wiring terminal is in a disconnected state, the top of the single-pole half-sealed isolating piece is provided with a pulling block 13 convenient to pull out, and the bottom of the single-pole half-sealed isolating piece is provided with an anti-falling column 14 spliced with the single wiring terminal. The monopole semi-sealed isolation sheet 3 has the following functions: the live side of the operation end face of a single wiring terminal of the current test type terminal is completely isolated, so that the error collision in the maintenance work engineering is prevented; and meanwhile, the terminal connecting sheet is ensured to be in a disconnected state, and the uncharged side of the operation end face of the single wiring terminal of the current test type terminal can be overhauled.
The quadruple semi-sealing spacer 4 is of an integrated structure formed by four single-pole semi-sealing spacers 3, can partially cover the operation end face of the terminal block, is provided with a pulling strip 15 convenient to pull out at the top of the terminal block, and is symmetrically provided with four anti-falling columns 14 at the bottom of the terminal block. The quadruple semi-sealed isolating sheet 4 has the functions of: the live side of the operation end face of the terminal block of the current test type terminal is completely isolated, so that the fault collision in the maintenance work engineering is prevented; and meanwhile, the terminal connecting sheet is ensured to be in a disconnected state, and the uncharged side of the operation end face of the terminal row of the current test type terminal can be overhauled.
Because the YB2-2 type protective pressure plate and the JY1-2 type protective pressure plate need to realize a current loop or a voltage loop through a rotating connecting piece, the common method is to withdraw the rotating connecting piece of the corresponding loop, but the rotating connecting piece of the maintenance equipment needs to be repeatedly put in/withdrawn during maintenance, so as to avoid the phenomenon that the rotating connecting piece is put in and jumped out by mistake during the maintenance, therefore, a pull-plug type maintenance isolating piece 5 and a bolt type maintenance isolating piece 6 need to be arranged to avoid the phenomenon that the rotating connecting piece is put in and jumped out by mistake during the maintenance, and the misoperation of other protective devices is caused.
The utility model discloses a pull out type maintenance spacing block 5 and insert is platelike, and its one end is plug end 10, and the other end is the fork form, can make the swivelling joint piece be in off-state through the fork body, and its bottom is equipped with frid 11, and is formed with the cell body through frid 11, can press from both sides tightly YB2-2 type protection clamp plate, prevents to drop.
The utility model discloses a bolt type overhauls barrier strip 6 is the tube-shape, its inside cavity, and bottom opening 12 can overlap in JY1-2 type protection pressing plate's screw rod rotation through bottom opening 12 and serve, makes the swivelling joint piece be in off-state.
In order to further effectively prompt operators and maintainers in the maintenance process, the misoperation and the mistaken touch are prevented. The single interval overhaul isolation sheet, the secondary equipment overhaul isolation sheet, the plug-in type overhaul isolation sheet 5 and the bolt type overhaul isolation sheet 6 are respectively printed with overhaul isolation characters.
Claims (6)
1. The utility model provides an implement secondary equipment circuit safety measure appurtenance in transformer substation which characterized in that: the auxiliary tool comprises a single interval maintenance spacing block, a secondary equipment maintenance spacing block, a plug-in type maintenance spacing block and a bolt type maintenance spacing block; the single interval overhaul isolation sheet can be inserted on the current test type terminal and completely covers the single wiring terminal or the operation end face of the terminal row of the current test type terminal; the secondary equipment maintenance isolating sheet can be inserted on the current test type terminal, so that a terminal connecting sheet of a single wiring terminal or a terminal strip is in a disconnected state, and the terminal connecting sheet partially covers the operation end face of the terminal strip; the pull-plug type maintenance spacing pieces can be plugged on the YB2-2 type protection pressure plate, so that the rotary connecting pieces are in a disconnected state; the bolt type overhaul partition plate can be sleeved on the screw rod rotating end of the JY1-2 type protection pressure plate, so that the rotating connecting plate is in a disconnected state.
2. The tool for assisting in implementing safety measures for secondary equipment circuits in substations according to claim 1, characterized in that: the single interval overhaul isolation sheet, the secondary equipment overhaul isolation sheet, the plug-in type overhaul isolation sheet and the bolt type overhaul isolation sheet are respectively printed with overhaul isolation characters.
3. The tool for assisting in implementing safety measures for secondary equipment circuits in substations according to claim 1, characterized in that: the single interval overhaul isolation sheet comprises a single-pole full-sealing isolation sheet and a quadruple full-sealing isolation sheet; the single-pole full-sealing isolating sheet is strip-shaped, can completely cover the operation end face of the single wiring terminal, the top of the single-pole full-sealing isolating sheet is provided with a pulling block which is convenient to pull out, and the bottom of the single-pole full-sealing isolating sheet is symmetrically provided with two anti-falling columns which are spliced with the single wiring terminal; the quadruple full-sealing isolating piece is of an integral structure formed by four single-pole full-sealing isolating pieces, the operation end face of the terminal block can be completely covered, the top of the quadruple full-sealing isolating piece is provided with a pulling strip convenient to pull out, and the bottom of the quadruple full-sealing isolating piece is symmetrically provided with eight anti-falling columns.
4. The tool for assisting in implementing safety measures for secondary equipment circuits in substations according to claim 1, characterized in that: the secondary equipment maintenance isolating sheet comprises a single-pole semi-sealed isolating sheet and a quadruple semi-sealed isolating sheet; the single-pole semi-sealed separation sheet is strip-shaped and can partially cover the operation end face of the single wiring terminal, one side end face of the single-pole semi-sealed separation sheet can be abutted against a terminal connection sheet of the single wiring terminal, the top of the single-pole semi-sealed separation sheet is provided with a pulling block which is convenient to pull out, and the bottom of the single-pole semi-sealed separation sheet is provided with an anti-falling column which is spliced with the single wiring terminal; the quadruple semi-sealing isolating piece is of an integrated structure formed by four single-pole semi-sealing isolating pieces, the operation end face of the terminal block can be partially covered, the top of the quadruple semi-sealing isolating piece is provided with a pulling strip convenient to pull out, and the bottom of the quadruple semi-sealing isolating piece is symmetrically provided with four anti-falling columns.
5. The tool for assisting in implementing safety measures for secondary equipment circuits in substations according to claim 1, characterized in that: the pull-plug type maintenance separation sheet is plate-shaped, one end of the pull-plug type maintenance separation sheet is a pull-plug end, the other end of the pull-plug type maintenance separation sheet is fork-shaped, a groove plate is arranged at the bottom of the pull-plug type maintenance separation sheet, a groove body is formed through the groove plate, and the YB2-2 type protection pressing plate can be clamped tightly.
6. The tool for assisting in implementing safety measures for secondary equipment circuits in substations according to claim 1, characterized in that: the bolt type maintenance partition plate is cylindrical, the interior of the bolt type maintenance partition plate is hollow, and the bottom of the bolt type maintenance partition plate is open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022838536.4U CN213937170U (en) | 2020-11-30 | 2020-11-30 | Implement secondary equipment circuit safety measure appurtenance in transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022838536.4U CN213937170U (en) | 2020-11-30 | 2020-11-30 | Implement secondary equipment circuit safety measure appurtenance in transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213937170U true CN213937170U (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022838536.4U Active CN213937170U (en) | 2020-11-30 | 2020-11-30 | Implement secondary equipment circuit safety measure appurtenance in transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213937170U (en) |
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- 2020-11-30 CN CN202022838536.4U patent/CN213937170U/en active Active
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