CN204882678U - High -pressure current clamp that can install and remove with electricity and install and remove frock thereof - Google Patents
High -pressure current clamp that can install and remove with electricity and install and remove frock thereof Download PDFInfo
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- CN204882678U CN204882678U CN201520380533.7U CN201520380533U CN204882678U CN 204882678 U CN204882678 U CN 204882678U CN 201520380533 U CN201520380533 U CN 201520380533U CN 204882678 U CN204882678 U CN 204882678U
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- tension current
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- dismounting
- mounting
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Abstract
The utility model relates to a high -pressure current clamp that can install and remove with electricity and install and remove frock thereof belongs to electrified access of electric power high -pressure side electric current and measures technical field, install and remove the frock including high -pressure current clamp, high -pressure current clamp, high -pressure current clamp includes and is triggered the extension board, is installed and removed spacing pull ring by two and half the ring structure's ware body, closing spring, line ball spring plate, clamp plate that the inside equipotential opening current transformer that forms of ware body holds the chamber, high pressure current clamp installs and removes the frock and includes pull ring spring hanger, ware body spacing groove, order gram pole nut, wherein the couple with ware body spacing groove on the bead level perpendicular, ware body spacing groove is support that has radians such as high -pressure current clamp ware body and the inside groove of installing and removing spacing pull ring appearance, order gram pole nut directly all has the spiral shell with ware body limiting groove and detains opening opposite direction. The utility model discloses can be under the condition of electrification with firm the installing on high -pressure generating line of high -pressure current clamp, or dismantle from high -pressure generating line. Insulating problem has not only been avoidd to this structure, has improved mechanical reliability moreover.
Description
Technical field
The utility model belongs to the charged access field of measuring technique of power high voltage side electric current, particularly relate to a kind of can charged mounting or dismounting high-tension current pincers.
Background technology
Opening or Open Type Electric Current Mutual Inductor can be installed because disconnecting high pressure bus, actual facility is brought to user, be widely used in recent years, from the product form of application at present, mainly contain two kinds, the first is high pressure inverted type current transformer structure, namely a bus passes from Secondary Winding, one Secondary Winding filling dielectric also completes electric insulation isolation, Secondary Winding is broken away two halves, be filled on bus so that folding is embraced, the conversion to primary current is completed from the secondary side number of winning the confidence during measurement, need during installation auxiliary equipment and frock more, if charged installation, auxiliary mould and the running program of needs are comparatively loaded down with trivial details, generally need operating personnel to dress the protective clothing of burning with adapted specialty arc protection to prevent, the protector such as protection blanket, stand on Live working Aerial Device, closely hand-held specific purpose tool just can complete installation,
The second is the mode taking high pressure equipotential to measure, which has evaded the problem of high-low pressure insulation, security greatly promotes than front a kind of mode, it is made up of two parts, one is the opening current transformer of scissor open-and-close mechanism with closing spring, two is coordinate the crane bar together with being screwedly mounted on opening current transformer spiral shell button, this product form is also more simpler than front a kind of mode in the convenience of charged installation, operating personnel can stand on the ground, the accurate bus of hand-held crane pole pair pushes away, scissor shedding mechanism completes bus action of filling the span of a man's arms under the effect of closing spring, measurement can be completed, instead push away in like manner, during dismounting, drop-down crane bar can complete dismounting, from practical application, mainly there is the following aspects problem in this two series products form at present:
1, the first product form, the insulation of Secondary Winding opening part is weak, and according to GB, it is qualified that shelf depreciation index is difficult to, and brings hidden danger to safety.In addition, subsidiary conditions are installed loaded down with trivial details especially.
2, the second product form, evade Insulation Problems, for the scissor open-and-close mechanism with closing spring, only can be enclosed within bus, can not reliably embrace pressure bus, in addition, opening current transformer spiral shell button for hand-held the crane bar and this product form of lifting mounting or dismounting fits in an entirety, during mounting or dismounting, crane bar can not disassemble separately, therefore only for interim measurement, can not be used for long-term on-line measurement.
Utility model content
Card line deficiency loosely when the purpose of this utility model is to overcome that existing opening current transformer dielectric level is low and long-time to be measured, propose a kind of can charged mounting or dismounting high-tension current pincers, comprising high-tension current pincers and high-tension current pincers mounting or dismounting frock, high-tension current pincers firmly can be arranged on high voltage bus by the utility model under charged condition, or disassemble from high voltage bus.Structure of the present utility model has not only evaded Insulation Problems, and improves the Mechanical Reliability of outdoor long-time running.
The utility model proposes a kind of can charged mounting or dismounting high-tension current pincers and mounting or dismounting frock, it is characterized in that, comprise high-tension current pincers, high-tension current pincers mounting or dismounting frock two parts, wherein high-tension current pincers comprise tiltedly cut open into the left and right device body of two semicircular ring structures by decile, closing spring, line ball spring bearer plate, pressing plate trigger support plate, install and remove spacing draw ring, device body inside forms equipotential opening current transformer cavity volume; Wherein, two semi-circular portions joints of device body are respectively provided with connection of rotating axle, device body closing spring is arranged on the junction, bottom of two semicircular ring of device body, connection of rotating axle is fixed through device body closing spring by pin, device body closing spring both wings press respectively on the periphery of two subdivision semicircles, play the effect of device body two members close; Line ball spring bearer plate is by the fixture of one end in the right semi-circle ring being arranged on device body, be arranged on the rotating shaft on fixture, pin, aerofoil profile spring and pressing plate composition, pin is fixed through aerofoil profile spring and rotation axis, be in when device body closes on the surface level of cavity volume, play the effect of line ball, pressing plate triggers support plate and is fixed on the other end in right semi-circle ring; Wherein high-tension current pincers mounting or dismounting frock comprises draw ring spring carrier arm, device body stopper slot, crane bar nut; Wherein draw ring spring carrier arm is the hook mounting mechanism of drop-down dismounting high-tension current pincers, is fixed through rotation axis and aerofoil profile spring by pin, hook and device body stopper slot upper edge hole horizontal vertical; Device body stopper slot is the fixed sturcture lifting high-tension current pincers, for clamping the support of the radians such as device body with high-tension current and installing and removing the inside groove of spacing draw ring profile; Crane bar nut and device body stopper slot internal diameter are all with spiral shell button, and opening direction is contrary.
Feature of the present utility model:
Of the present utility model can charged mounting or dismounting high-tension current pincers, it is characterized in that, evaded high-tension current by high pressure equipotential principle of work and mode and clamped a Secondary Winding high-low pressure Insulation Problems; Scissor spring closed manners cover line is replaced with trigger spring pressing plate line ball; The charged mounting or dismounting that high-tension current clamps are completed with coordinating with high-tension current wrench structure and can clamping with high-tension current the frock be separated.
Compared with prior art, the utility model tool has the following advantages:
1. high pressure equipotential design has evaded Insulation Problems;
2. device body closing spring, line ball spring bearer plate, pressing plate trigger support plate and have coordinated closed and line ball;
3. high-tension current pincers can with mounting or dismounting frock and each self-separation of crane bar.
Accompanying drawing explanation
What Fig. 1 (a) provided for the utility model each component of one of them building block can close schematic diagram in the high-tension current pincers of charged mounting or dismounting.
Fig. 1 (b) for the utility model provide can charged mounting or dismounting high-tension current pincers in one of them building block each component open schematic diagram.
Fig. 2 (a) for the utility model provide can each component front schematic view of another one building block in the high-tension current pincers of charged mounting or dismounting.
Fig. 2 (b) for the utility model provide can each component schematic perspective view of another one building block in the high-tension current pincers of charged mounting or dismounting.
Fig. 3 (a) for the utility model provide can charged mounting or dismounting high-tension current pincers installation steps two schematic diagram.
Fig. 3 (b) for the utility model provide can charged mounting or dismounting high-tension current pincers installation steps three schematic diagram.
Fig. 4 (a) for the utility model provide can charged mounting or dismounting high-tension current pincers demounting procedure two schematic diagram.
Fig. 4 (b) for the utility model provide can charged mounting or dismounting high-tension current pincers demounting procedure three schematic diagram.
Embodiment
In order to achieve the above object, the utility model provide a kind of can charged mounting or dismounting high-tension current pincers by reference to the accompanying drawings and embodiment be described in detail as follows:
The utility model provide a kind of can charged mounting or dismounting high-tension current pincers, comprise high-tension current pincers, high-tension current pincers mounting or dismounting frock two parts, wherein the structure of high-tension current pincers as shown in Figure 1, comprise the device body tiltedly being cutd open into two the semicircular ring structures in left and right by decile, closing spring 1.1, line ball spring bearer plate 1.2, pressing plate triggers support plate 1.3, install and remove spacing draw ring 1.4, device body inside forms equipotential opening current transformer cavity volume 1.5, wherein, two semi-circular portions joints of device body are respectively provided with connection of rotating axle, device body closing spring is the junction, bottom that aerofoil profile spring 1.1 is arranged on two semicircular ring of device body, connection of rotating axle is fixed through 1.1 device body closing springs by pin, 1.1 device body closing spring both wings press respectively on the periphery of two subdivision semicircles, play the effect of device body two members close.Line ball spring bearer plate 1.2 is by the fixture 121 of one end in the right semi-circle ring being arranged on device body, be arranged on the rotating shaft 122 on fixture, pin, aerofoil profile spring and pressing plate 123 to form, pin is fixed through aerofoil profile spring and rotation axis, be in when device body closes on the surface level of cavity volume, play the effect of line ball, pressing plate triggers support plate 1.3 and is fixed on the other end in right semi-circle ring.When device body closes, as shown in Fig. 1 (a), pressing plate triggers support plate 1.3 and is in below line ball spring bearer plate 1.2, when device body is opened, as shown in Fig. 1 (b), pressing plate triggers between support plate 1.3 and 1.2 line ball spring bearer plate and forms timbering with rafter arch sets, plays the effect supporting and trigger 1.2 line ball spring bearer plates.Mounting or dismounting armed draw ring 1.4 is door frame shaped handle, is connected to high-tension current pincers device body lower end.The built-in equipotential opening current transformer of equipotential opening current transformer cavity volume 1.5.
Wherein high-tension current pincers mounting or dismounting frock, as shown in Figure 2, comprises draw ring spring carrier arm 2.1, device body stopper slot 2.2, crane bar nut 2.3.
Wherein draw ring spring carrier arm 2.1 is the hook mounting mechanism of drop-down dismounting high-tension current pincers, is fixed through rotation axis and aerofoil profile spring by pin, hook and device body stopper slot 2.2 upper edge hole horizontal vertical.The fixed sturcture that device body stopper slot 2.2 clamps for lifting high-tension current, for clamping the support of the radians such as device body and installing and removing the inside groove of the profiles such as spacing draw ring 1.4 with high-tension current.2.3 crane bar nuts and device body stopper slot 2.2 internal diameter are all with spiral shell button, and opening direction is contrary.
Function and the embodiment of each parts of the present utility model are described in detail as follows respectively:
Device body closing spring 1.1 in high-tension current pincers, device body closing spring is aerofoil profile spring, the oblique subdivision of 1 high-tension current pincers decile, connection of rotating axle is provided with by two semi-circular portions half and half of subdivision, connection of rotating axle is fixed through 1.1 device body closing springs by pin, 1.1 device body closing spring both wings press respectively on the periphery of two subdivision semicircles, play effect closed for two semi-circular portions of high-tension current pincers.1.2 line ball spring bearer plates are fixed in the horizontal plane through aerofoil profile spring and rotation axis by pin, support 1.2 line ball spring bearer plates by 1.3 pressing plates triggering support plates during use and form spring energy-storage, when 1.3 pressing plates triggering support plate touching high voltage bus are triggered, 1.2 line ball spring bearer plate energy-stored springs release energy to be formed and press embracing of high voltage bus.1.3 pressing plates trigger support plate and 1.2 line ball spring bearer plates design in opposite directions, and form timbering with rafter arch sets between 1.2 line ball spring bearer plates, play the effect of triggering 1.2 line ball spring bearer plate when touching high voltage bus.The spacing draw ring of 1.4 mounting or dismounting is door frame shaped handle, is in 1 high-tension current pincers below, when installation 1 high-tension current clamps, the spacing draw ring of 1.4 mounting or dismounting is placed in 2.1 device body stopper slots, plays the effect of lifting support 1 high-tension current pincers.1.5 equipotential opening current transformer cavity volume built-in equipotential opening current transformer, for the measurement to bus current.
Wherein draw ring spring carrier arm 2.1 is fixed through rotation axis and aerofoil profile spring by pin, and under aerofoil profile spring one wing presses, draw ring spring carrier arm 2.1 beginning and device body stopper slot 2.2 upper edge hole keep the vertical configuration of same level, for the charged dismounting of high-tension current pincers 1.Device body stopper slot 2.2, for lifting the fixed sturcture of high-tension current pincers 1, install and remove the stopper slot of the physical dimension such as armed draw ring, is clamped the charged installation of 1 for high-tension current with the supporting surface and 1.4 with the radian such as 1 high-tension current pincers.Crane bar nut 2.3 and device body stopper slot 2.2 internal diameter are all with spiral shell button, and opening direction is contrary, can be equipped with, to extend the operation distance of mounting or dismounting with crane bar.
Charged access type high-tension current wrench structure and the mounting and dismounting method thereof of long-time running that what the utility model provided can be used for, the following step performed in order during installation:
Step one, as Fig. 1 (b), cocked 1.2 line ball spring bearer plates, cocked 1.3 pressing plates trigger support plate again, form 1.3 pressing plates to trigger support plates and pull and supports the triggering of 1.2 line ball spring bearer plates, namely complete the line ball that 1 high-tension current clamps and trigger preset preparation, make it be in open mouth tongs shape state.
Determine the installation site of 4 high voltage bus;
Step 2, as Fig. 3 (a), screws in crane bar 3 in crane bar nut 2.3, completes crane bar 3 and clamps the equipped preparation of installing and removing frock 2 with high-tension current.
Step 3, as Fig. 3 (b), then clamps high-tension current in 1 device for posting body stopper slot 2.2, completes high-tension current and clamps 1 charged installation preparation.
Step 4, determines the position of high voltage bus 4, and hand lifts 3 crane bars, the jaw of high-tension current device 1 device body is aimed at high voltage bus 4, above pushes away crane bar, pressing plate triggers support plate 1.3 and is triggered, line ball spring bearer plate 1.2 is triggered by aerofoil profile spring thereupon, forms armful pressure 3 to high voltage bus.
Step 5, cancels 3 crane bar lifting force, gently draws 3 crane bars downwards, can complete 1 high-tension current device device body and 2 high-tension currents pincers mounting or dismounting frock and the disengaging with its 3 equipped crane bars.
The following step performed in order during dismounting:
Step one, completes the equipped stand-by of high-tension current pincers mounting or dismounting frock 2 and crane bar 3.
Step 2, hand lifts crane bar 3, draw ring spring carrier arm 2.1 is aimed at the mounting or dismounting armed draw ring 1.4 on 1 high-tension current pincers, on push away 3 crane bars, as Fig. 4 (a), draw ring spring carrier arm 2.1 passes after being pressed down by mounting or dismounting armed draw ring 1.4, namely completes dismounting and prepares.
Step 3, firmly drop-down 3 crane bars, as Fig. 4 (b), namely complete being separated of 1 high-tension current pincers and 4 high voltage bus.
Although with reference to some preferred embodiment of the present utility model, the utility model illustrated and describe, but the general professional and technical personnel of this area should be understood that and can do various change to the utility model in form and details, and does not depart from spirit and scope of the present utility model.
Claims (1)
1. one kind can charged mounting or dismounting high-tension current pincers and mounting or dismounting frock, it is characterized in that, comprise high-tension current pincers, high-tension current pincers mounting or dismounting frock two parts, wherein high-tension current pincers comprise tiltedly cut open into the left and right device body of two semicircular ring structures by decile, closing spring, line ball spring bearer plate, pressing plate trigger support plate, install and remove spacing draw ring, device body inside forms equipotential opening current transformer cavity volume; Wherein, two semi-circular portions joints of device body are respectively provided with connection of rotating axle, device body closing spring is arranged on the junction, bottom of two semicircular ring of device body, connection of rotating axle is fixed through device body closing spring by pin, device body closing spring both wings press respectively on the periphery of two subdivision semicircles, play the effect of device body two members close; Line ball spring bearer plate is by the fixture of one end in the right semi-circle ring being arranged on device body, be arranged on the rotating shaft on fixture, pin, aerofoil profile spring and pressing plate composition, pin is fixed through aerofoil profile spring and rotation axis, be in when device body closes on the surface level of cavity volume, play the effect of line ball, pressing plate triggers support plate and is fixed on the other end in right semi-circle ring; Wherein high-tension current pincers mounting or dismounting frock comprises draw ring spring carrier arm, device body stopper slot, crane bar nut; Wherein draw ring spring carrier arm is the hook mounting mechanism of drop-down dismounting high-tension current pincers, is fixed through rotation axis and aerofoil profile spring by pin, hook and device body stopper slot upper edge hole horizontal vertical; Device body stopper slot is the fixed sturcture lifting high-tension current pincers, for clamping the support of the radians such as device body with high-tension current and installing and removing the inside groove of spacing draw ring profile; Crane bar nut and device body stopper slot internal diameter are all with spiral shell button, and opening direction is contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520380533.7U CN204882678U (en) | 2015-06-04 | 2015-06-04 | High -pressure current clamp that can install and remove with electricity and install and remove frock thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520380533.7U CN204882678U (en) | 2015-06-04 | 2015-06-04 | High -pressure current clamp that can install and remove with electricity and install and remove frock thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204882678U true CN204882678U (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520380533.7U Withdrawn - After Issue CN204882678U (en) | 2015-06-04 | 2015-06-04 | High -pressure current clamp that can install and remove with electricity and install and remove frock thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204882678U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931762A (en) * | 2015-06-04 | 2015-09-23 | 北京智罗盘智能电气有限公司 | High-voltage current clamp capable of being assembled and disassembled in electrified mode and assembling and disassembling tool thereof |
| CN110247208A (en) * | 2019-05-21 | 2019-09-17 | 国网河北省电力有限公司衡水供电分公司 | A kind of remote control self-lock device and method mounting ground line |
| CN113030838A (en) * | 2021-03-25 | 2021-06-25 | 河南省计量科学研究院 | Electric energy meter calibrating installation of online area load examination |
-
2015
- 2015-06-04 CN CN201520380533.7U patent/CN204882678U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931762A (en) * | 2015-06-04 | 2015-09-23 | 北京智罗盘智能电气有限公司 | High-voltage current clamp capable of being assembled and disassembled in electrified mode and assembling and disassembling tool thereof |
| CN110247208A (en) * | 2019-05-21 | 2019-09-17 | 国网河北省电力有限公司衡水供电分公司 | A kind of remote control self-lock device and method mounting ground line |
| CN113030838A (en) * | 2021-03-25 | 2021-06-25 | 河南省计量科学研究院 | Electric energy meter calibrating installation of online area load examination |
| CN113030838B (en) * | 2021-03-25 | 2024-02-02 | 河南省计量科学研究院 | Electric energy meter calibrating device for on-line on-load calibration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20180511 |