CN216485225U

CN216485225U - Device for detecting electrification of capacitance current

Info

Publication number: CN216485225U
Application number: CN202123002056.5U
Authority: CN
Inventors: 樊松; 武静
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-10
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a device for detecting the electrification of a capacitance current, which comprises a detector, a box body and a box cover, wherein one side of the box body and one side of the box cover are respectively provided with a supporting leg, the inner side of the box cover is provided with a winding drum, the outer side of the winding drum is wound with a wiring, one side of the winding drum is clamped with a side plate, a socket is arranged on the winding drum, clamping ports are respectively arranged on the winding drum and the side plates, the top of the box cover is provided with a pinch plate, one side of the box body is welded with a clamping block, the inner side of the box body is clamped with a clamping pin, the device for detecting the electrification of the capacitance current can arrange and store the wiring required by the detector, the wiring is prevented from being scattered and knotted when being stored, the detection work is convenient, the box cover can be fixed through the clamping plate, the taking and arranging of the wiring are convenient for personnel, and the damage to the wiring and the detector caused by the sudden closing of the box cover is avoided, the safety of wiring and the detector is guaranteed, and the device is suitable for the live detection of capacitance current.

Description

Device for detecting electrification of capacitance current

Technical Field

The utility model relates to the technical field of capacitive current live detector equipment, in particular to a capacitive current live detection device.

Background

The capacitance current detector injects a pilot frequency current (non-50 Hz alternating current, in order to avoid the interference of power frequency current) into the opening triangle of PT (voltage transformer), thus a current reduced according to transformation ratio is induced on the PT high-voltage side, the current is zero sequence current, the magnitude and direction of the current in three phases are the same, therefore, the current can not flow on the power supply side and the load side, only a loop can be formed through PT and the capacitance to ground, thus corresponding mathematical operation can be established according to a simplified physical model, the capacitance to ground of three phases can be measured through a detection signal, the capacitance current of the system can be calculated according to a formula, the existing capacitance current electrified detector equipment basically has the advantages of simple operation, small volume, light weight, convenient carrying for outdoor operation, simple wiring, high test speed, high data accuracy, high working stability and high accuracy, Advantages such as long service life can satisfy the user demand that carries out electrified detection to electric capacity current, however, to current electric capacity current electrified detector equipment, on the one hand, when accomodating, the wiring easily scatters the winding together, and then is unfavorable for the use of butt joint line and accomodate, and on the other hand, when carrying out detection achievement, the case lid receives the influence such as wind-force easily and covers suddenly, and then presss from both sides disconnected wiring easily or striking wiring and kneck, is unfavorable for the equipment safety of guarantee monitoring time.

Therefore, how to design a device for detecting the electrification of the capacitive current becomes a problem to be solved currently.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a capacitive current live detection device to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a device for detecting the electrification of capacitance current comprises a device body, wherein the device body comprises a detector, a box body and a box cover, the detector is arranged on the inner side of the box body through bolts, the box cover is arranged on the top of the box body through hinges, supporting legs are arranged on one sides of the box body and the box cover, a winding drum is arranged on the inner side of the box cover, a wiring is wound on the outer side of the winding drum, a side plate is clamped at one side of the winding drum, an insertion opening is arranged on the winding drum, clamping openings are arranged on the winding drum and the side plate, the top of the box cover is provided with a pinch plate, one side of the box body is welded with a clamping block, one side of the box body is provided with a handle through a bolt, the both sides welding of case lid has the cardboard, the pinhole has all been seted up to the inboard of box and cardboard, the inboard card of box 1 has the bayonet lock, the welding of one side of bayonet lock has the spring, it has the sealing washer to bond on the inner wall of case lid.

In a preferred embodiment of the present invention, the side plate is welded to an inner wall of the box cover, one end of the wire is caught inside the insertion opening, and the other end of the wire is passed around an outer side of the winding drum and caught inside the nip.

In a preferred embodiment of the present invention, the winding drum is mounted on the inner side of the box cover through a rotating shaft, and the winding drum is fixed to the side plate through the other end of the wire.

As a preferred embodiment of the present invention, the box cover is sealed and clamped at the top of the box body through a sealing ring, and the buckle plate is provided with a clamping groove, and the clamping groove is matched with the clamping block.

In a preferred embodiment of the present invention, the width of the leg is equal to the width of the box cover, and the catch plate is caught at the outer side of the box body.

As a preferred embodiment of the utility model, one end of the clamping pin is arranged on the inner side of the box body through a spring, and the other end of the clamping pin passes through the pin hole and is clamped on the inner side of the clamping plate.

Has the advantages that: 1. this be used for electrified detection device of electric capacity current, owing to be provided with detector, box, case lid, landing leg, reel, wiring, curb plate, socket, press from both sides mouth, buckle, fixture block, handle and sealing washer, can arrange in order and accomodate work to the required wiring of detector work effectively, prevent that the wiring from appearing in disorder and the situation of knoing when depositing, be convenient for take and receive the deposit to the quick taking of wiring, conveniently detect work.

2. This be used for electrified detection device of electric capacity current, owing to be provided with the detector, the box, the case lid, the landing leg, the reel, the wiring, the curb plate, the socket, press from both sides the mouth, the buckle, the fixture block, the cardboard, the pinhole, bayonet lock and spring, can be when using, fix the case lid through the cardboard effectively, and then the personnel of being convenient for take and arrange in order the wiring to avoid closing suddenly at the during operation case lid and cause the harm to wiring and detector, the safety of guarantee wiring and detector.

3. This be used for electrified detection device of electric capacity current reasonable in design, it is comparatively high-efficient convenient during the use, be applicable to electric capacity current's electrified detection and use.

Drawings

FIG. 1 is a schematic structural diagram of a capacitive current detecting apparatus according to the present invention;

FIG. 2 is a cross-sectional top view of a card for a capacitive current live detection apparatus according to the present invention;

in the figure: 1. a detector; 2. a box body; 3. a box cover; 4. a support leg; 5. a reel; 6. wiring; 7. a side plate; 8. a socket; 9. clamping the opening; 10. buckling the plate; 11. a clamping block; 12. a handle; 13. clamping a plate; 14. a pin hole; 15. a bayonet lock; 16. a spring; 17. and (5) sealing rings.

Detailed Description

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 2, the present invention provides a technical solution: a device for detecting capacitance and current in an electrified way comprises a device body, wherein the device body comprises a detector 1, a box body 2 and a box cover 3, the detector 1 is installed on the inner side of the box body 2 through bolts, the box cover 3 is installed on the top of the box body 2 through hinges, supporting legs 4 are installed on one sides of the box body 2 and the box cover 3, a winding drum 5 is installed on the inner side of the box cover 3, a wiring 6 is wound on the outer side of the winding drum 5, a side plate 7 is clamped on one side of the winding drum 5, a socket 8 is arranged on the winding drum 5, clamping openings 9 are respectively arranged on the winding drum 5 and the side plate 7, a buckle plate 10 is installed on the top of the box cover 3, a clamping block 11 is welded on one side of the box body 2, a handle 12 is installed on one side of the box body 2 through bolts, clamping plates 13 are welded on two sides of the box cover 3, and pin holes 14 are respectively formed in the inner sides of the box body 2 and the clamping plates 13, bayonet 15 has been blocked to the inboard card of box 2, the welding of one side of bayonet 15 has spring 16, it has sealing washer 17 to bond on the inner wall of case lid 3, can be after the top of closing the lid 3 lid at box 2, seal box 2 and case lid 3 through sealing washer 17, and then personnel when carrying, prevent that the rainwater from getting into the inboard of box 2, ensure detector 1's safety.

In a preferred embodiment of the present invention, the side plate 7 is welded to the inner wall of the box cover 3, one end of the wire 6 is engaged with the inside of the insertion opening 8, and the other end of the wire 6 is wound around the outer side of the winding drum 5 and engaged with the inside of the clamping opening 9.

As a preferred embodiment of the present invention, the winding drum 5 is installed inside the case cover 3 through a rotating shaft, the winding drum 5 is fixed to the side plate 7 through the other end of the connection wire 6, when the connection wire 6 is stored, a connector at one end of the connection wire 6 is inserted into the insertion opening 8 on the winding drum 5, then the winding drum 8 is rotated to wind the connection wire 6 on the winding drum 8, finally, after the winding drum 8 is folded with the clamping opening 9 on the side plate 7, the connector at the other end of the connection wire 6 is inserted into the clamping opening 9 to fix the winding drum 5 and the side plate 7, so as to prevent the winding drum 5 from rotating, and to avoid the connection wire 6 from being scattered.

As a preferred embodiment of the present invention, the box cover 3 is sealed and clamped at the top of the box body 2 by a sealing ring 17, the buckle plate 10 is provided with a clamping groove, the clamping groove is matched with the clamping block 11, when the box cover 3 is clamped at the top of the box body 2, the clamping block 11 clamps the inner side of the buckle plate 10, and then the box cover 3 and the box body 2 are fixed, which is convenient for carrying the box body 2.

In a preferred embodiment of the present invention, the width of the leg 4 is equal to the width of the cover 3, and the catch plate 13 is caught on the outer side of the case 2.

As a preferred embodiment of the present invention, one end of the bayonet 15 is installed on the inner side of the box body 2 through a spring 16, and the other end of the bayonet 15 passes through the pin hole 14 and is clamped on the inner side of the snap-in plate 13, when the box cover 3 is opened, the snap-in plate 10 is firstly pulled out, then the box cover 3 is opened upwards through the hinge, so that the leg 4 on the box cover 3 is clamped on one side of the box body 2, meanwhile, the snap-in plate 13 firstly extrudes the bayonet 14 into the box body 2, after the pin hole 14 on the snap-in plate 13 moves to the outer side of the bayonet 15, the spring 16 pushes the bayonet 15 outwards into the pin hole 14, and then the box cover 3 is fixed through the snap-in plate 13, thereby facilitating the taking and arranging of the wire 6 by personnel, avoiding the damage to the wire 6 and the detector 1 caused by the sudden closing of the box cover 3 during the operation, and ensuring the safety of the wire 6 and the detector 1.

When the device for detecting the electrified capacitance and current works, when a box cover 3 is opened, a buckle plate 10 is firstly pulled outwards, then the box cover 3 is opened upwards through a hinge, so that a support leg 4 on the box cover 3 is clamped at one side of a box body 2, meanwhile, a clamping plate 13 extrudes a clamping pin 14 into the box body 2, after a pin hole 14 on the clamping plate 13 moves to the outer side of the clamping pin 15, a spring 16 pushes the clamping pin 15 outwards into the pin hole 14, the box cover 3 is further fixed through the clamping plate 13, the personnel can conveniently take and arrange a connecting wire 6, the phenomenon that the box cover 3 is suddenly closed during work to damage the connecting wire 6 and a detector 1 is avoided, the safety of the connecting wire 6 and the detector 1 is ensured, when the connecting wire 6 is stored, a joint at one end of the connecting wire 6 is inserted into a socket 8 on a winding drum 5, then the winding drum 8 is rotated to wind the connecting wire 6 on the winding drum 8, and finally, when the winding drum 8 is folded with a clamping opening 9 on a side plate 7, insert the joint of the other end of 6 will work a telephone switchboard and press from both sides in mouthful 9 can be fixed reel 5 and curb plate 7, prevent reel 5 and rotate, avoid wiring 6 to scatter, when using, the joint on 6 will work a telephone switchboard is extracted the back in pressing from both sides mouthful 9, 6 outwards take out will work a telephone switchboard, reel 5 rotates under the drive of 6 of working a telephone switchboard, and then quick wiring 6 takes out, be convenient for take and receive the deposit to 6 quick of wiring, conveniently detect work, cover behind the top of box 2 with 3 closure lids of case lid, seal box 2 and case lid 3 through sealing washer 17, and then personnel when carrying, prevent that the rainwater from getting into the inboard of box 2, guarantee detector 1's safety.

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

1. The utility model provides a be used for electrified detection device of electric capacity current, includes the device body, its characterized in that: the device body comprises a detector (1), a box body (2) and a box cover (3), wherein the detector (1) is installed on the inner side of the box body (2) through bolts, the box cover (3) is installed on the top of the box body (2) through hinges, supporting legs (4) are installed on one sides of the box body (2) and the box cover (3), a winding drum (5) is installed on the inner side of the box cover (3), a wiring (6) is wound on the outer side of the winding drum (5), a side plate (7) is clamped on one side of the winding drum (5), a socket (8) is formed in the winding drum (5), clamping openings (9) are formed in the winding drum (5) and the side plate (7), a buckling plate (10) is installed on the top of the box cover (3), a clamping block (11) is welded on one side of the box body (2), a lifting handle (12) is installed on one side of the box body (2) through bolts, the both sides welding of case lid (3) has cardboard (13), pinhole (14) have all been seted up to the inboard of box (2) and cardboard (13), bayonet lock (15) have been blocked to the inboard of box (2), spring (16) have been welded to one side welding of bayonet lock (15), it has sealing washer (17) to bond on the inner wall of case lid (3).

2. The apparatus according to claim 1, wherein: curb plate (7) welding is on the inner wall of case lid (3), the one end card of wiring (6) is in the inboard of socket (8), the outside side of reel (5) is walked around and the card is in the inboard of pressing from both sides mouth (9) to the other end of wiring (6).

3. The apparatus according to claim 1, wherein: the winding drum (5) is installed on the inner side of the case cover (3) through a rotating shaft, and the winding drum (5) is fixed with the side plate (7) through the other end of the wiring (6).

4. The apparatus according to claim 1, wherein: the box cover (3) is sealed and clamped at the top of the box body (2) through a sealing ring (17), a clamping groove is formed in the buckling plate (10), and the clamping groove is matched with the clamping block (11).

5. The apparatus according to claim 1, wherein: the width of the supporting leg (4) is equal to that of the box cover (3), and the clamping plate (13) is clamped on the outer side of the box body (2).

6. The apparatus according to claim 1, wherein: one end of the bayonet lock (15) is arranged on the inner side of the box body (2) through a spring (16), and the other end of the bayonet lock (15) penetrates through the pin hole (14) and is clamped on the inner side of the clamping plate (13).