CN113131380B - Discharge device - Google Patents

Abstract

The invention relates to the field of electrician auxiliary equipment, in particular to a discharging device which comprises a discharging conductor, a grounding device and an insulating rod, wherein the discharging conductor comprises a fixed frame, an elastic connecting assembly and two discharging parts; the grounding device is electrically connected to the discharge conductor; the insulating rod is movably connected with the discharge conductor. The two terminals of the capacitor are discharged simultaneously through the two discharging parts; under mount and elastic connection subassembly's cooperation, discharge portion can move relative mount under less external force, and both guaranteed that discharge portion and condenser terminal contact are abundant, can also adjust the position of discharge portion and adapt to the condenser, reduce maintainer and exert strength and work load, improve discharge efficiency.

Description

Discharge device

Technical Field

The invention relates to the field of electrical auxiliary equipment, in particular to a discharging device.

Background

The parallel capacitor is used for compensating reactive power of inductive load of the power system in the power system so as to improve power factor and improve voltage quality, thereby reducing line loss, improving output power of the system or the transformer and achieving the purpose of stable operation of the system. When the capacitor breaks away from the power grid, although the capacitor discharges through the self discharge coil, the capacitor still has residual charges, and when the maintainer contacts the capacitor, the residual charges can cause electric shock accidents of the maintainer. Therefore, in order to ensure the safety of personnel during capacitor inspection work, the parallel capacitors should be discharged one by one a plurality of times before inspection.

Generally adopt a discharge rod or use ordinary earth connection directly to carry out a lot of discharge respectively to condenser positive terminal and negative terminal when discharging to the condenser in current transformer substation, only discharge to a terminal of condenser at every turn, can not discharge to the positive pole and the negative pole short circuit of condenser and ground connection simultaneously, and work load is big and lead to maintainer's physical strain easily. Meanwhile, when the current discharging device discharges the capacitor, in order to ensure that the discharging conductor is in contact with the capacitor terminal, a maintainer must forcibly press the insulating rod against the capacitor terminal, so that the operation is laborious, and the discharging efficiency is low. Therefore, need improve to current discharge device, provide a instrument that can be used for the condenser specially to discharge, can realize discharging many times to condenser positive terminal and negative terminal simultaneously, and the operation is not hard, alleviates maintainer work load, improves the efficiency of discharging.

Disclosure of Invention

The invention aims to provide a discharging device which can realize multiple times of discharging of a positive terminal and a negative terminal of a capacitor simultaneously, is easy to operate, reduces the workload of maintainers and improves the discharging efficiency.

In order to realize the purpose, the following technical scheme is provided:

an electric discharge device comprising:

the discharge conductor comprises a fixed frame, an elastic connecting assembly and two discharge parts, the elastic connecting assembly is arranged in the middle of the fixed frame, one discharge part is elastically clamped between one end of the fixed frame and the elastic connecting assembly, the other discharge part is elastically clamped between the other end of the fixed frame and the elastic connecting assembly, and under the matching of the fixed frame and the elastic connecting assembly, the two discharge parts can respectively move relative to the fixed frame and are used for discharging two terminals of a capacitor;

the grounding device is connected with the discharge conductor through a grounding wire and is used for forming a discharge loop with the discharge conductor;

and the insulating rod is movably connected with the discharge conductor.

Further, the discharge portion includes two discharge contacts, one be provided with the mounting on the discharge contact, the mounting connect in elastic connection subassembly, another be provided with the sliding assembly on the discharge contact, sliding assembly swing joint in the mount.

Further, the sliding assembly comprises a sliding rod and a spring sleeved on the sliding rod, one end of the sliding rod is connected with the discharging contact deviating from the elastic connecting assembly, the other end of the sliding rod movably penetrates through the fixed frame, and the spring clamp is arranged between the fixed frame and the discharging contact.

Further, the discharge contacts are of a semicircular cylindrical structure, two discharge contacts of each discharge part can be surrounded to form an accommodating cavity, and the accommodating cavity is used for placing a terminal of a capacitor.

Furthermore, a short-circuit wire is arranged on the discharge part, one end of the short-circuit wire is electrically connected to the discharge part, and the other end of the short-circuit wire is electrically connected to the fixing frame.

Further, elastic connection subassembly includes backup pad, first elastic connection spare and second elastic connection spare, the backup pad set up in the middle part of mount, first elastic connection spare set up in the backup pad orientation on the side of mount one end, second elastic connection spare set up in the backup pad orientation on the side of the mount other end, one discharge portion elastic clamp is located the one end of mount with between the first elastic connection spare, another discharge portion elastic clamp is located the other end of mount with between the second elastic connection spare.

Further, the fixing frame is provided with a connecting rod on the side face deviating from the discharge part, the grounding wire is detachably connected to the connecting rod, and the insulating rod is movably connected to the connecting rod.

Further, the grounding device comprises a base and a grounding pile arranged on the base, the base is used for being connected with a grounding grid, one end of the grounding wire is detachably connected with the grounding pile, and the other end of the grounding wire is detachably connected with the discharge conductor.

Furthermore, a lock hole is formed in the grounding pile and used for hanging a mechanical lock.

Furthermore, the insulating rod is formed by connecting a plurality of supporting tubes in sequence along the axial direction, one end of the insulating rod is an operation end, the other end of the insulating rod is an operation end, and the operation end is movably connected to the discharge conductor.

The invention has the beneficial effects that:

in the discharge device, a discharge loop is formed by the discharge conductor and the grounding device, and the position of the discharge conductor is moved by the insulating rod to discharge the capacitor; particularly, the two discharging parts are arranged, so that the positive terminal and the negative terminal of the capacitor can be discharged at the same time each time, the discharging operation efficiency is improved, and the physical strain of a maintainer is reduced; in addition, under mount and elastic connection subassembly's cooperation set up, two discharge portion can take place to remove respectively relatively the mount under less exogenic action, and then at the operation in-process that discharges, when guaranteeing that the contact of discharge portion and condenser is abundant, can also adjust the position of discharge portion and adapt to two terminals of condenser, be favorable to reducing the effort of exerting in discharge portion among the maintainer operation process, alleviate the maintainer work load, improve discharge efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a discharge device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a discharge conductor of a discharge device according to an embodiment of the present invention;

fig. 3 is a schematic partial structural diagram of a discharge device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a discharge device according to a second embodiment of the present invention;

fig. 5 is a schematic partial structural diagram of a discharge device according to a second embodiment of the present invention;

fig. 6 is a schematic view of a partial structure of a discharge device according to a second embodiment of the present invention.

In the figure:

1-a discharge conductor;

11-a fixing frame; 111-a backplane; 112-a first side panel; 113-a second side panel;

12-a resilient connecting assembly; 121-a support plate; 122-a first elastic connector; 123-a second elastic connecting piece;

13-a discharge contact; 131-a fixing member; 1311-a fixation plate; 1312-bayonet lock; 132-a slide assembly; 1321-sliding rod; 1322-a spring; 133-a containment cavity; 134-a guide portion;

14-short-circuit lines;

15-a connecting rod; 151-fixing holes; 152-a first mounting hole;

2-a grounding device;

21-a ground line; 211-a first lug; 212-a second lug;

22-a base; 23-a ground stake; 231-a keyhole; 232-butterfly nut;

3-an insulating rod;

31-support tube; 311-guard ring; 312-second mounting hole.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally laid out when the product is used, and are only for convenience of description of the present invention, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", and the like are used for descriptive purposes only or to distinguish between different structures or components and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

The first embodiment is as follows:

referring to fig. 1 to 3, the present embodiment provides a discharge device, including a discharge conductor 1, a grounding device 2, and an insulating rod 3, where the discharge conductor 1 includes a fixed frame 11, an elastic connection assembly 12, and two discharge portions, where the elastic connection assembly 12 is disposed in the middle of the fixed frame 11, one discharge portion is elastically clamped between one end of the fixed frame 11 and the elastic connection assembly 12, and the other discharge portion is elastically clamped between the other end of the fixed frame 11 and the elastic connection assembly 12, and under the cooperation of the fixed frame 11 and the elastic connection assembly 12, the two discharge portions can respectively move relative to the fixed frame 11 and are used for discharging two terminals of a capacitor; the grounding device 2 is connected with the discharge conductor 1 through a grounding wire 21 and is used for forming a discharge loop with the discharge conductor 1; the insulating rod 3 is movably connected with the discharge conductor 1.

In the discharge device of the embodiment, a discharge loop is formed by the discharge conductor 1 and the grounding device 2, and the position of the discharge conductor 1 is moved by the insulating rod 3 to discharge the capacitor; particularly, the two discharging parts are arranged, so that the positive terminal and the negative terminal of the capacitor can be discharged at the same time each time, the discharging operation efficiency is improved, and the physical strain of a maintainer is reduced; in addition, under the cooperation of mount 11 and elastic connection subassembly 12 sets up, two discharge portion can take place to remove respectively relative mount 11 under less exogenic action, and then when guaranteeing that the contact of discharge portion and condenser is abundant, can also adjust the position of discharge portion and adapt to two terminals of condenser, are favorable to reducing the effort that applies in discharge portion among the maintainer operation process, alleviate the maintainer work load, improve discharge efficiency.

Optionally, referring to fig. 1 and 2, the fixing frame 11 includes a bottom plate 111, a first side plate 112 and a second side plate 113, and along a length direction of the fixing frame 11, the first side plate 112 is vertically disposed at one end of the bottom plate 111, and the second side plate 113 is vertically disposed at the other end of the bottom plate 111. One discharge part is elastically clamped between the first side plate 112 and the elastic connecting assembly 12, and the other discharge part is elastically clamped between the second side plate 113 and the elastic connecting assembly 12.

In this embodiment, referring to fig. 1 and 2, the discharging portion includes two discharging contacts 13, the two discharging contacts 13 are disposed at intervals in a direction from the first side plate 112 to the second side plate 113, and a terminal of the capacitor can be interposed between the two discharging contacts 13 to discharge the terminal of the capacitor.

Optionally, referring to fig. 2, the discharge contacts 13 are in a semicircular cylindrical structure, two discharge contacts 13 of each discharge part can enclose a cylindrical accommodating cavity 133, the accommodating cavity 133 is used for accommodating a capacitor terminal, and the cylindrical accommodating cavity 133 can better match with the terminal shape of the capacitor, so that the effective contact area of the discharge part and the capacitor is ensured, and the discharge operation effect is improved.

Optionally, referring to fig. 2, the end of the discharge contact 13 away from the bottom plate 111 is provided with a guiding portion 134, and the guiding portion 134 is in a bell mouth shape, which can play a guiding role when the discharge contact 13 contacts the capacitor terminal, and at the same time, make the discharge contact 13 suitable for the discharge requirements of different specifications of capacitor terminal spacing.

In this embodiment, referring to fig. 2, a fixing member 131 is disposed on one of the discharge contacts 13 facing the elastic connection assembly 12, the fixing member 131 is connected to the elastic connection assembly 12, and a sliding member 132 is disposed on one of the discharge contacts 13 facing away from the elastic connection assembly 12, and the sliding member 132 is movably connected to the fixed frame 11. Through the cooperation setting of mounting 131, elastic connection subassembly 12 and sliding assembly 132 for two discharge portion respectively in respective displacement range self-adaptation regulation own position, so that the cooperation is discharged for two terminals of different specification condenser, the operation dynamics that need apply when further reducing the maintainer operation of discharging simultaneously alleviates the maintainer work load, improves the efficiency of discharging.

Further, referring to fig. 2, the sliding assembly 132 includes a sliding rod 1321 and a spring 1322 sleeved on the sliding rod 1321, where the spring 1322 is in an initial state of a natural non-energy-storage state, and can provide an elastic supporting function in cooperation with the sliding rod 1321, so that the discharging contact 13 disposed away from the elastic connection assembly 12 can adjust its position according to the position requirement of the capacitor terminal, so that the discharging contact 13 can better contact with the capacitor terminal for discharging.

Specifically, referring to fig. 2, two discharge contacts 13 are located between the first side plate 112 and the elastic connection assembly 12, wherein a sliding rod 1321 provided on one discharge contact 13 away from the elastic connection assembly 12 is movably disposed on the first side plate 112, a spring 1322 sleeved on the sliding rod 1321 is interposed between the first side plate 112 and the discharge contact 13, one end of the spring 1322 can abut against the first side plate 112, and the other end of the spring 1322 can abut against the discharge contact 13. The above-mentioned setting is under the cooperation of elastic connection subassembly 12 for two discharge contacts 13 that are located between first curb plate 112 and elastic connection subassembly 12 can receive the elastic support effect respectively, and then carry out self-adaptation regulation according to the demand of discharging of condenser terminal, change the interval between two discharge contacts 13, thereby make corresponding chamber 133 that holds adapt to the condenser terminal of different specifications, strengthen the suitability of conductor 1 that discharges, promote the operation quality that discharges.

Specifically, referring to fig. 2, two discharge contacts 13 are located between the second side plate 113 and the elastic connection assembly 12, wherein a sliding set rod 1321 disposed on one discharge contact 13 away from the elastic connection assembly 12 is movably disposed on the second side plate 113, a spring 1322 sleeved on the sliding rod 1321 is disposed between the second side plate 113 and the discharge contact 13, one end of the spring 1322 can abut against the second side plate 113, and the other end of the spring 1322 can abut against the discharge contact 13. The above-mentioned setting is under the cooperation of elastic connection subassembly 12 for two contacts 13 that discharge that are located between second curb plate 113 and the elastic connection subassembly 12 can receive the elastic support effect respectively, and then carry out self-adaptation regulation according to the demand of discharging of capacitor terminal, change two intervals between the contact 13 that discharge, thereby make corresponding chamber 133 that holds adapt to the capacitor terminal of different specifications, strengthen the suitability of conductor 1 that discharges, promote the operation quality that discharges.

Optionally, the first side plate 112 and the second side plate 113 are respectively provided with a through hole, the sliding rod 1321 on the discharge contact 13 facing the first side plate 112 is movably inserted into the through hole on the first side plate 112, and the sliding rod 1321 on the discharge contact 13 facing the second side plate 113 is movably inserted into the through hole on the second side plate 113.

Optionally, an end of the sliding rod 1321 facing away from the elastic connecting assembly 12 is provided with a slip-preventing cap, by which the sliding rod 1321 is prevented from slipping.

Optionally, referring to fig. 2, two sliding members 132 are disposed on one of the discharge contacts 13 facing away from the resilient connecting member 12 to enhance stability.

In this embodiment, referring to fig. 2, the elastic connection assembly 12 includes a supporting plate 121, a first elastic connection member 122 and a second elastic connection member 123, the supporting plate 121 is disposed in the middle of the fixing frame 11, the first elastic connection member 122 is disposed on a side surface of the supporting plate 121 facing one end of the fixing frame 11, the second elastic connection member 123 is disposed on a side surface of the supporting plate 121 facing the other end of the fixing frame 11, one discharge portion is elastically clamped between the first side plate 112 and the first elastic connection member 122, and the other discharge portion is elastically clamped between the second side plate 113 and the second elastic connection member 123. Through the cooperation setting of backup pad 121 and first elastic connection piece 122, third elastic connection body 123 for two discharge portion can both receive the elastic support effect, and then can self-adaptation adjustment its position towards the contact 13 that discharges that elastic connection subassembly 12 set up, so that two terminals of cooperation different specification condensers discharge, alleviate the dynamics of exerting oneself when the maintainer operation of discharging, improve discharge efficiency.

Alternatively, the second elastic connecting member 132 and the third elastic connecting member 133 may be compression springs, which have good stability and can provide good elastic support for the discharge contacts 13.

In this embodiment, referring to fig. 2, the fixing member 131 includes a fixing rod 1311 and a latch 1312 disposed on the fixing rod 1311, the fixing rod 1311 is disposed on the discharge contact 13 facing the elastic connection assembly 12, the fixing rod 1311 is snap-connected to the elastic connection assembly 12 by the latch 1312, and the fixing rod 1311 and the latch 1312 are cooperatively disposed, so that the connection of the discharge contact 13 and the elastic connection assembly 12 is firm and stable.

Specifically, referring to fig. 2, two discharge contacts 13 are located between the first side plate 112 and the elastic connection assembly 12, wherein a fixing rod 1311 provided on one discharge contact 13 facing the elastic connection assembly 12 is snap-coupled to the first elastic connection member 122 by a latch 1312. The arrangement can prevent the first elastic connecting piece 122 from falling off in the discharging process, and the connection stability is enhanced.

Specifically, referring to fig. 2, two discharge contacts 13 are positioned between the second side plate 113 and the elastic connection assembly 12, wherein a fixing bar 1311 provided on one discharge contact 13 facing the elastic connection assembly 12 is snap-coupled to the second elastic connection member 123 by a latch 1312. The arrangement can prevent the second elastic connecting piece 123 from falling off in the discharging process, and the connection stability is enhanced.

Alternatively, referring to fig. 2, two fixing members 131 are provided on one discharge contact 13 facing the elastic connection member 12 to enhance stability.

In the present embodiment, referring to fig. 1 and 2, the short wire 14 is provided on the discharge portion, and the short wire 14 is provided at one end with a clip electrically connected to the discharge portion by a fixing bolt and at the other end with a clip electrically connected to the fixing frame 11 by a fixing bolt. The arrangement of the shorting stub 14 can prevent the disconnection of the discharging circuit caused by unreliable electrical connection between the discharging contact 13 and the first side plate 112 and the second side plate 113, and effectively ensure the connection of the discharging circuit and the normal operation of the discharging operation.

Optionally, the shorting bar 14 is made of a retractable copper wire, and the cross-sectional area of the shorting bar 14 is not less than twenty-five square millimeters.

Optionally, a shorting bar 14 is disposed on each discharging portion to further ensure stable electrical connection during discharging operation.

In the present embodiment, referring to fig. 1 and 2, a connecting rod 15 is disposed on a side of the fixing frame 11 facing away from the discharge portion, the grounding wire 21 is detachably connected to the connecting rod 15, and the insulating rod 3 is movably connected to the connecting rod 15. Set up to provide the dismouting position for earth connection 21 and insulator spindle 3 through connecting rod 15, connecting rod 15 deviates from the setting of discharge portion simultaneously and is convenient for insulator spindle 3 to realize being connected with discharge portion and satisfy the installation demand with arbitrary angular position.

Alternatively, the connecting rod 15 is provided with a fixing hole 151, and the first lug 211 is fastened to the connecting rod 15 by a first fastening member sequentially passing through the fixing hole 151 and a connecting hole of the first lug 211.

Optionally, a first mounting hole 152 is formed in the connecting rod 15, and the first mounting hole 152 is arranged away from the discharge portion relative to the fixing hole 151, and the connecting rod 15 can be movably connected with the insulating rod 3 through the first mounting hole 152.

In the present embodiment, referring to fig. 1 and 3, the grounding device 2 includes a base 22 and a grounding peg 23 welded to the base 22, the base 22 is used for connecting to a ground grid, one end of the grounding wire 21 is detachably connected to the grounding peg 23, and the other end is detachably connected to the discharge conductor 1. The discharge current on the discharge conductor 1 enters the earth grid through the earth wire 21, the earth stud 23 and the base 22, thereby achieving the discharge of the capacitor terminals.

Optionally, referring to fig. 1 and 3, the surface of the grounding pile 23 is provided with a thread, a butterfly nut 232 is cooperatively provided on the grounding pile 23, and the butterfly nut 232 is threadedly connected with the grounding pile 23 to detachably connect the grounding wire 21 to the grounding pile 23.

Alternatively, referring to fig. 1 and 3, the ground wire 21 is provided at one end with a first lug 211 and at the other end with a second lug 212, the first lug 211 being detachably connected to the discharge conductor 1 for crimping the conductor end side of the ground wire 21, and the second lug 212 being detachably connected to the ground stud 23 for crimping the ground end of the ground wire 21.

Optionally, the first connection lug 211 and the second connection lug 212 are respectively provided with a connection hole, and the connection hole formed in the second connection lug 212 is sleeved on the ground stud 23 and is detachably fixed by the wing nut 232.

Optionally, the ground wire 21 is made of a plurality of soft copper wires with transparent sheaths, and the cross-sectional area of the ground wire 21 is not less than twenty-five square millimeters.

Preferably, referring to fig. 1 and 3, the grounding stud 23 is provided with a locking hole 231, and the locking hole 231 is used for hooking a mechanical lock, so that the grounding wire 21 can be locked when the capacitor is discharged, an irrelevant person is prevented from being removed by himself, and the safety and reliability of operation are ensured.

The operation procedure of the discharging operation of the terminal of the capacitor by the discharging device in the present embodiment is as follows: first, the second lug 212 of the grounding wire 21 is mounted on the grounding stud 23, and the mechanical lock at the lock hole 231 is locked; adjusting the relative position of the insulating rod 3 and the discharge conductor 1 according to the position of the capacitor to be discharged, so that the discharge contact 13 can be in better discharge contact with the terminal of the capacitor; the maintainer holds the operating end to move the discharging contact 13, firstly, the guide parts 134 of the two discharging parts contact with the two terminals of the capacitor, at the moment, a discharging loop is formed, and the capacitor is started to discharge; then, the discharge contacts 13 are continuously pushed in the direction of the capacitor terminals, under the cooperation of the sliding assembly 132 and the elastic connecting assembly 12, the two discharge contacts 13 of each discharge part are pressed by the capacitor and move to both sides, and then the springs 1322, the first elastic connecting body 122 or the second elastic connecting body 123 located at both sides are compressed, and the sliding assembly 132 and the elastic connecting assembly 12 reliably and elastically support the discharge contacts 13 while compressing the stored energy; continuing to advance the discharge contact 13 further in the direction of the capacitor terminals until the terminals of the capacitor enter the intermediate position of the housing cavity 133; and after the discharging operation is finished, the maintainer holds the operating end to move the discharging contact 13 towards the direction far away from the capacitor and takes down the discharging contact.

Above-mentioned this implementation discharge device's the operation in-process that discharges, two discharge portion can press from both sides two terminals of condenser tightly simultaneously and carry out the operation of discharging, and at the in-process that discharges, under the cooperation setting of elastic connection subassembly 12 and sliding component 132, can adjust the position of two discharge portion and the position of two discharge contact 13 in every discharge portion as required, alleviate maintainer holding power, and can keep the area of contact to the terminal of condenser and discharge contact 13, two terminals of a plurality of condensers can be discharged simultaneously in proper order to repetition above-mentioned process, and the operating efficiency is improved.

Example two:

the present embodiment discloses a discharge device, which has a structure substantially the same as that of the first embodiment, and includes a discharge conductor 1, a grounding device 2, and an insulating rod 3.

Referring to fig. 4 to 6, the present embodiment is different from the first embodiment in that: insulator spindle 3 is connected gradually along the axial by a plurality of stay tubes 31 and forms, and the one end of insulator spindle 3 is the operation end, and the other end is the operation end, and operation end swing joint is in discharge conductor 1, realizes that insulator spindle 3 is connected with arbitrary angle with discharge conductor 1, and the maintainer of being convenient for comes nimble position of adjusting between discharge conductor 1 and the insulator spindle 3 according to the operation condition of actually discharging, satisfies multiple operation demand of discharging.

Alternatively, the insulating rod 3 is formed by two support tubes 31 connected in the axial direction, and an operating end is arranged on one of the support tubes 31 and an operating end is arranged on the other support tube 31, the operating end is movably connected to the discharge conductor 1, and the operating end is used for being held by a maintenance person. Specifically, referring to fig. 5, one end of a supporting tube 31 is an operating end, an anti-slip convex pattern is arranged on the operating end, the anti-slip convex pattern can enhance the friction coefficient of the operating end and the comfortable feeling of the maintainer holding, the other end of the supporting tube is provided with an external thread, and a guard ring 311 is sleeved on the supporting tube 31 and used for limiting the holding range of the maintainer on the operating end to ensure the operation safety. Specifically, referring to fig. 6, one end of the other support tube 31 is a working end, a second mounting hole 312 is opened on the working end, a second fastener is inserted into the first mounting hole 152 and the second mounting hole 312 on the connecting rod 15, so that the working end of the insulating rod 3 can be fastened on the connecting rod 15, and the other end of the other support tube 31 is provided with an internal thread and can be in threaded connection with the support tube 31 provided with the working end.

Optionally, the anti-slip ribs are made of rubber materials, so that the insulativity and the soft texture are guaranteed.

Optionally, a warning mark, such as a red reflective paint, is disposed on the surface of the guard ring 311, so as to facilitate warning and night reflective reminding.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims (8)

1. An electric discharge device, comprising:

the discharge conductor (1) comprises a fixed frame (11), an elastic connecting assembly (12) and two discharge parts, wherein the elastic connecting assembly (12) is arranged in the middle of the fixed frame (11), one discharge part is elastically clamped between one end of the fixed frame (11) and the elastic connecting assembly (12), the other discharge part is elastically clamped between the other end of the fixed frame (11) and the elastic connecting assembly (12), and under the matching of the fixed frame (11) and the elastic connecting assembly (12), the two discharge parts can respectively move relative to the fixed frame (11) and are used for discharging two terminals of a capacitor;

the discharge part comprises two discharge contacts (13), one discharge contact (13) is provided with a fixed part (131), the fixed part (131) is connected to the elastic connecting component (12), the other discharge contact (13) is provided with a sliding component (132), and the sliding component (132) is movably connected to the fixed frame (11);

the sliding assembly (132) comprises a sliding rod (1321) and a spring (1322) sleeved on the sliding rod (1321), one end of the sliding rod (1321) is connected to the discharge contact (13) deviating from the elastic connecting assembly (12), the other end of the sliding rod (1321) movably penetrates through the fixed frame (11), and the spring (1322) is clamped between the fixed frame (11) and the discharge contact (13);

a grounding device (2), wherein the grounding device (2) is connected with the discharge conductor (1) through a grounding wire (21) and is used for forming a discharge loop with the discharge conductor (1);

the insulation rod (3), the insulation rod (3) with discharge conductor (1) swing joint.

2. The discharge device according to claim 1, wherein the discharge contacts (13) are semi-circular cylindrical structures, and two discharge contacts (13) of each discharge part can be enclosed to form an accommodating cavity (133), and the accommodating cavity (133) is used for placing a terminal of a capacitor.

3. The discharge device according to claim 1, wherein a shorting wire (14) is provided on the discharge portion, and one end of the shorting wire (14) is electrically connected to the discharge portion and the other end is electrically connected to the holder (11).

4. The discharge device according to claim 1, wherein the elastic connection assembly (12) includes a support plate (121), a first elastic connection member (122) and a second elastic connection member (123), the support plate (121) is disposed in the middle of the fixing frame (11), the first elastic connection member (122) is disposed on a side of the support plate (121) facing one end of the fixing frame (11), the second elastic connection member (123) is disposed on a side of the support plate (121) facing the other end of the fixing frame (11), one of the discharge portions is elastically clamped between one end of the fixing frame (11) and the first elastic connection member (122), and the other of the discharge portions is elastically clamped between the other end of the fixing frame (11) and the second elastic connection member (123).

5. The discharge device according to claim 1, wherein a connecting rod (15) is arranged on a side of the fixing frame (11) facing away from the discharge portion, the grounding wire (21) is detachably connected to the connecting rod (15), and the insulating rod (3) is movably connected to the connecting rod (15).

6. Discharge device according to claim 1, characterized in that the grounding device (2) comprises a base (22) and a grounding peg (23) arranged on the base (22), the base (22) being adapted for connection to a ground grid, the grounding wire (21) being detachably connected to the grounding peg (23) at one end and to the discharge conductor (1) at the other end.

7. The discharging device according to claim 6, wherein a locking hole (231) is arranged on the grounding pile (23), and the locking hole (231) is used for hooking a mechanical lock.

8. A discharge device according to any of claims 1-7, characterized in that the insulating rod (3) is formed by a plurality of support tubes (31) connected in series in the axial direction, one end of the insulating rod (3) being an operating end and the other end being an operating end, the operating end being movably connected to the discharge conductor (1).

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