CN213337875U

CN213337875U - High-voltage withstand voltage test equipment discharge detection trigger device

Info

Publication number: CN213337875U
Application number: CN202021587604.8U
Authority: CN
Inventors: 王景春; 岳福元; 宋继生
Original assignee: Tianjin Haoyue Power Engineering Co ltd
Current assignee: Tianjin Haoyue Power Engineering Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-06-01
Anticipated expiration: 2030-08-04

Abstract

The utility model provides a high voltage withstand voltage test equipment discharge detection trigger device, including the bottom plate, discharge resistance, the guide bar, the lift cylinder, the contact that discharges, the movable plate, the conducting rod, portable support articulates the rod structure, can shelter from protection roof structure, detection mechanism, ampere meter and voltmeter. The utility model discloses the setting of removal seat, fixed orifices, U type fixing base, U type peg rod, fixed slot, bracing piece and adsorption seat and bottom plate is favorable to driving the bracing piece through rotating U type peg rod and rotates in work, promotes through the bracing piece that the adsorption seat moves downwards, then makes the adsorption seat adsorb in suitable position, conveniently fixes work in the process of detecting; remove the seat, the fixed orifices removes the brake wheel, U type fixing base, and the U type is hung the setting that connects pole and bottom plate, is favorable to promoting to remove the seat and removes at the in-process that uses, and the convenience increases the removal function at the in-process that uses.

Description

High-voltage withstand voltage test equipment discharge detection trigger device

Technical Field

The utility model belongs to the technical field of high-voltage electricity detection device, especially, relate to a high-voltage withstand voltage test equipment discharge detection trigger device.

Background

Discharge detection is used to detect the quality of electrical components. Partial discharge is a discharge phenomenon in which the field intensity generated in the electrical equipment by an applied voltage is enough to discharge in the insulating partial area, but a fixed discharge channel is not formed in the discharge area. Electrical equipment insulates discharges that occur in a localized area under the action of a sufficiently strong electric field. Such discharges are limited to causing only isolated local shorts (bridges) between the conductors without forming conductive paths. Each time, the local discharge has some influence on an insulating medium, the slight local discharge has small influence on the insulation of the power equipment, and the reduction of the insulation strength is slow; and strong partial discharge causes a rapid decrease in the dielectric strength. This is an important factor in causing insulation damage of high-voltage electric power equipment. Therefore, the monitoring of the equipment in operation needs to be enhanced, and when the partial discharge exceeds a certain degree, the equipment is required to be withdrawn from operation for maintenance or replacement.

However, the existing discharge detection trigger device also has the problems that the fixing work is inconvenient to carry out in the use process, the moving work is inconvenient to carry out in the use process, and the protection is inconvenient to carry out in the use process.

Therefore, the invention of the discharge detection trigger device of the high-voltage withstand voltage test equipment is very necessary.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a high pressure withstand voltage test equipment discharges and detects trigger device to solve current discharge and detect trigger device and have the in-process inconvenient work of fixing that carries on using, inconvenient in-process that uses removes work and inconvenient in the in-process problem of protecting that uses. A discharge detection trigger device of high-voltage withstand voltage test equipment comprises a bottom plate, a discharge resistor, a guide rod, a lifting cylinder, a discharge contact, a movable plate, a conductive rod, a movable support hanging rod structure, a sheltering protective top plate structure, a detection mechanism, an ammeter and a voltmeter, wherein the discharge resistor is connected to the middle position inside the upper side of the bottom plate through a bolt; the lower ends of the guide rods are respectively connected to the four corners of the upper end of the bottom plate through bolts; the lower end of the lifting cylinder is connected with the middle position of the upper end of the bottom plate through a bolt; the discharge contacts are respectively connected to the left side and the right side of the upper end of the bottom plate through screws and are electrically connected with the discharge resistor; the upper end of the lifting cylinder is connected to the middle position of the lower end of the moving plate through a bolt; the conducting rods respectively penetrate through the middle positions inside the left side and the right side of the moving plate; the movable supporting hanging rod structure is arranged at the lower end of the bottom plate; the detection mechanism is connected to the middle position of the upper end of the movable plate through a bolt and is electrically connected with the conducting rod; the ammeter and the voltmeter are respectively connected to the left side and the right side of the front surface of the detection mechanism through bolts; the movable support hanging rod structure comprises a movable seat, a fixed hole, a movable brake wheel, a U-shaped fixed seat, a U-shaped hanging rod, a fixed groove, a supporting rod and an adsorption seat, wherein the fixed hole is formed in the middle of the inner parts of the left side and the right side of the movable seat respectively; the movable brake wheels are respectively bolted at the four corners of the lower end of the movable seat; the U-shaped fixed seats are respectively bolted at the middle positions of the left side and the right side of the upper end of the movable seat; the lower ends of the U-shaped hanging and connecting rods are respectively and axially connected to the middle position inside the upper side of the U-shaped fixed seat; the fixing grooves are respectively formed in the middle of the inner part of the lower end of the U-shaped hanging and connecting rod; the upper end of the supporting rod is respectively coupled to the middle positions inside the left side and the right side of the fixing groove in a shaft manner; the lower end of the supporting rod is glued and connected to the upper end of the adsorption seat.

Preferably, the shelterable protective top plate structure comprises a top plate, external contact points, threaded holes, threaded rods, a protective cover, deep groove ball bearings and lifting rings, wherein the external contact points are respectively bolted at the middle positions inside the left side and the right side of the top plate; the threaded hole is formed in the middle of the upper end of the top plate; the lower end of the threaded rod is in threaded connection with the middle position inside the upper side of the threaded hole; the deep groove ball bearing is embedded in the middle of the inner part of the upper side of the protective cover; the threaded rod penetrates through the inner ring of the deep groove ball bearing; the upper end of the threaded rod is welded in the middle of the lower end of the lifting ring.

Preferably, the lower end of the conducting rod is conducted with the discharge resistor through a discharge contact; the moving plate is arranged between the guide rods in a sliding mode.

Preferably, the supporting rods respectively penetrate through the fixing holes and are arranged between the movable brake wheels; the U-shaped fixing seats are respectively arranged on the left side and the right side of the upper end of the fixing hole.

Preferably, the bottom plate is bolted to the middle position of the upper end of the movable seat and is arranged between the fixing holes.

Preferably, the outer wall of the upper end of the threaded rod is in interference fit with the inner ring of the deep groove ball bearing; the protective cover is a transparent PVC cover, and the left side and the right side of the upper end of the protective cover are respectively provided with through holes which correspond to external contacts; the outer contact points are respectively arranged on the left side and the right side of the bottom end of the protective cover.

Preferably, the upper ends of the guide rods are respectively connected to the four corners of the lower end of the top plate through bolts; the external contact points are arranged on the left side and the right side of the upper part between the guide rods; the upper ends of the U-shaped hanging and connecting rods are respectively hung at the middle positions of the left side and the right side of the upper end of the top plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, removal seat, the fixed orifices, U type fixing base, the U type is hung and is connect the pole, the fixed slot, the bracing piece with adsorb the setting of seat and bottom plate, be favorable to driving the bracing piece through rotating U type and articulate the pole and rotate at work, promote through the bracing piece and adsorb the seat and remove downwards, then make the absorption seat adsorb in suitable position, the convenience is at the in-process that detects and is carried out the fixed work.

2. The utility model discloses in, removal seat, the fixed orifices removes the brake wheel, U type fixing base, the setting of U type peg and bottom plate is favorable to promoting to remove the seat and remove at the in-process that uses, the convenient in-process that uses increases the removal function.

3. The utility model discloses in, roof, external contact point, screw hole, the setting of threaded rod and protection casing is favorable to protecting in the junction of outside high voltage power supply and sheltering from work through the external contact point of protection casing at the in-process that uses, prevents to appear the electric shock accident at the in-process that uses.

4. The utility model discloses in, removal seat, U type fixing base, the pole is connect to the U type, the fixed slot, the bracing piece with adsorb the setting of seat and bottom plate mutually supporting, be favorable to rotating the U type at the in-process that uses and hang and connect the pole, drive the bracing piece simultaneously and rotate, the convenience is carrying out the fixing work at the in-process that uses.

5. The utility model discloses in, removal seat, U type fixing base, the pole is connect to the U type, the bottom plate, the setting of guide bar and roof is favorable to hanging the upper end that connects the pole through the U type at the in-process that uses and articulates the roof, the stability of roof is increased at the in-process that uses to the convenience, prevents that the roof from rocking at the in-process of work.

6. The utility model discloses in, roof, screw hole, threaded rod, protection casing, deep groove ball bearing and pull ring's setting be favorable to dismantling and installing the protection casing at the in-process that uses, the convenience is protecting work at the in-process that detects.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the movable supporting hanging rod structure of the present invention.

Fig. 3 is a schematic structural view of the shelterable guard roof structure of the present invention.

In the figure:

1. a base plate; 2. a discharge resistor; 3. a guide bar; 4. a lifting cylinder; 5. a discharge contact; 6. moving the plate; 7. a conductive rod; 8. a movably supported hitching bar structure; 81. a movable seat; 82. a fixing hole; 83. moving the brake wheel; 84. a U-shaped fixed seat; 85. a U-shaped hanging rod; 86. fixing grooves; 87. a support bar; 88. an adsorption seat; 9. a shelterable protective roof structure; 91. a top plate; 92. an outer contact point; 93. a threaded hole; 94. a threaded rod; 95. a protective cover; 96. a deep groove ball bearing; 97. lifting the ring; 10. a detection mechanism; 11. an ammeter; 12. a voltmeter.

Detailed Description

The utility model is described in detail with reference to the accompanying drawings, as shown in fig. 1 and fig. 2, a discharge detection trigger device of a high voltage withstand voltage test device comprises a bottom plate 1, a discharge resistor 2, a guide rod 3, a lifting cylinder 4, a discharge contact 5, a movable plate 6, a conductive rod 7, a movable support hanging rod structure 8, a sheltering protective top plate structure 9, a detection mechanism 10, an ammeter 11 and a voltmeter 12, wherein the discharge resistor 2 is bolted at the middle position inside the upper side of the bottom plate 1; the lower ends of the guide rods 3 are respectively bolted at the four corners of the upper end of the bottom plate 1; the lower end of the lifting cylinder 4 is connected with the middle position of the upper end of the bottom plate 1 through a bolt; the discharge contacts 5 are respectively connected to the left side and the right side of the upper end of the bottom plate 1 through screws and are electrically connected with the discharge resistor 2; the upper end of the lifting cylinder 4 is connected with the middle position of the lower end of the moving plate 6 through a bolt; the conducting rods 7 respectively penetrate through the middle positions inside the left side and the right side of the moving plate 6; the movable supporting hanging rod structure 8 is arranged at the lower end of the bottom plate 1; the detection mechanism 10 is in bolted connection with the middle position of the upper end of the moving plate 6 and is electrically connected with the conducting rod 7; the ammeter 11 and the voltmeter 12 are respectively connected to the left side and the right side of the front surface of the detection mechanism 10 through bolts; the movable support hanging and connecting rod structure 8 comprises a movable seat 81, a fixed hole 82, a movable brake wheel 83, a U-shaped fixed seat 84, a U-shaped hanging and connecting rod 85, a fixed groove 86, a supporting rod 87 and an adsorption seat 88, wherein the fixed hole 82 is respectively arranged in the middle of the inner parts of the left side and the right side of the movable seat 81; the movable brake wheels 83 are respectively bolted at four corners of the lower end of the movable seat 81; the U-shaped fixed seats 84 are respectively bolted at the middle positions of the left side and the right side of the upper end of the movable seat 81; the lower ends of the U-shaped hanging and connecting rods 85 are respectively and axially connected to the middle position inside the upper side of the U-shaped fixing seat 84; the fixing grooves 86 are respectively arranged in the middle of the inner part of the lower end of the U-shaped hanging rod 85; the upper ends of the supporting rods 87 are respectively coupled to the middle positions of the left and right inner sides of the fixing groove 86; the lower end of the supporting rod 87 is glued to the upper end of the adsorption seat 88; promote when using and remove seat 81 and remove, make and remove to suitable position, then rotate U type articulate pole 85, make U type articulate pole 85 and drive bracing piece 87 and adsorb seat 88 and rotate, then promote through bracing piece 87 and adsorb seat 88 and remove downwards, then make and adsorb seat 88 and adsorb in the suitable position on ground, set up through bracing piece 87 and the cooperation of U type articulate pole 85, support and remove seat 81 and break away from ground, the convenient in-process that uses is fixed work to equipment.

In this embodiment, referring to fig. 3, the shelterable protective roof structure 9 includes a roof 91, an outer contact point 92, a threaded hole 93, a threaded rod 94, a protective cover 95, a deep groove ball bearing 96 and a lifting ring 97, wherein the outer contact point 92 is respectively bolted to the middle position inside the left and right sides of the roof 91; the threaded hole 93 is formed in the middle of the upper end of the top plate 91; the lower end of the threaded rod 94 is in threaded connection with the middle position inside the upper side of the threaded hole 93; the deep groove ball bearing 96 is embedded in the middle of the upper inner part of the protective cover 95; the threaded rod 94 penetrates through the inner ring of the deep groove ball bearing 96; the upper end of the threaded rod 94 is welded at the middle position of the lower end of the lifting ring 97; the upper end of the U-shaped hanging rod 85 is hung at the left side and the right side of the upper end of the top plate 91 in the process of fixing the equipment, then, the screw rod 94 is rotated to separate the screw rod 94 from the top plate 91, then the lead wire connected to the external high voltage power supply is passed through the through holes formed in the left and right sides of the shield 95, then the external high voltage power supply is connected to the external contact point 92, the screw rod 94 is screwed into the upper inside of the screw hole 93, and the outer contact point 92 is protected by a shield 95, preventing electric shock from occurring during operation, then the moving plate 6 is pushed to reciprocate by the operation of the lifting cylinder 4, the conductive rod 7 is contacted with the outer contact point 92 to lead the detection mechanism 10 to obtain electric energy, then the voltage and current values born by the detection mechanism 10 and the electrical components detected by the detection mechanism are respectively measured by the ammeter 11 and the voltmeter 12, and then after the detection is finished, the detection work of different electrical components is finished through the reciprocating work of the lifting cylinder 4.

In this embodiment, specifically, the lower end of the conducting rod 7 is arranged in a conducting manner with the discharge resistor 2 through the discharge contact 5; the moving plate 6 is slidably disposed between the guide rods 3.

In this embodiment, specifically, the support rods 87 respectively penetrate through the fixing holes 82 and are disposed between the movable brake wheels 83; the U-shaped fixing seats 84 are respectively disposed at the left and right sides of the upper end of the fixing hole 82.

In this embodiment, specifically, the bottom plate 1 is bolted to the middle of the upper end of the movable base 81 and disposed between the fixing holes 82.

In this embodiment, specifically, the outer wall of the upper end of the threaded rod 94 is in interference fit with the inner ring of the deep groove ball bearing 96; the protective cover 95 is a transparent PVC cover, and the left side and the right side of the upper end of the protective cover are respectively provided with through holes which are arranged corresponding to the external contacts 92; the outer contacts 92 are respectively disposed at the left and right sides of the bottom end of the shield 95.

In this embodiment, specifically, the upper ends of the guide rods 3 are respectively bolted to the four corners of the lower end of the top plate 91; the external contact points 92 are arranged on the left side and the right side of the upper part between the guide rods 3; the upper ends of the U-shaped hanging rods 85 are respectively hung at the middle positions of the left side and the right side of the upper end of the top plate 91.

Principle of operation

In the utility model, when in use, the movable seat 81 is pushed to move to a proper position, then the U-shaped hanging rod 85 is rotated to drive the support rod 87 and the adsorption seat 88 to rotate by the U-shaped hanging rod 85, then the adsorption seat 88 is pushed to move downwards by the support rod 87, then the adsorption seat 88 is adsorbed at a proper position on the ground, the support rod 87 and the U-shaped hanging rod 85 are matched to be arranged to support the movable seat 81 to be separated from the ground, so that the equipment can be conveniently fixed in the using process, the upper end of the U-shaped hanging rod 85 is hung at the left side and the right side of the upper end of the top plate 91 in the fixing process of the equipment, then the threaded rod 94 is rotated to separate the threaded rod 94 from the top plate 91, then the lead wire connected with the external high-voltage power supply penetrates through the through holes arranged at the left side and the right side of the protective cover, inside the upside with threaded rod 94 threaded connection at screw hole 93, simultaneously carry out protection work through protection casing 95 to outer contact 92, prevent to take place to electrocute in work, then promote movable plate 6 through lift cylinder 4 work and carry out reciprocating motion, contact outer contact 92 through conducting rod 7 and make detection mechanism 10 acquire the electric energy, then measure voltage and the electric current numerical value that detection mechanism 10 and the electrical components that detect bore respectively through ammeter 11 and voltmeter 12, and then the detection finishes, accomplish the detection achievement of different electrical components through lift cylinder 4 reciprocating work.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The discharge detection trigger device of the high-voltage withstand voltage test equipment is characterized by comprising a bottom plate (1), a discharge resistor (2), a guide rod (3), a lifting cylinder (4), a discharge contact (5), a movable plate (6), a conductive rod (7), a movable support hanging rod structure (8), a shelterable protective top plate structure (9), a detection mechanism (10), an ammeter (11) and a voltmeter (12), wherein the discharge resistor (2) is connected to the middle position inside the upper side of the bottom plate (1) through a bolt; the lower ends of the guide rods (3) are respectively connected to the four corners of the upper end of the bottom plate (1) through bolts; the lower end of the lifting cylinder (4) is connected with the middle position of the upper end of the bottom plate (1) through a bolt; the discharge contacts (5) are respectively connected to the left side and the right side of the upper end of the bottom plate (1) through screws and are electrically connected with the discharge resistor (2); the upper end of the lifting cylinder (4) is connected to the middle position of the lower end of the moving plate (6) through a bolt; the conducting rods (7) respectively penetrate through the middle positions inside the left side and the right side of the moving plate (6); the movable supporting hanging rod structure (8) is arranged at the lower end of the bottom plate (1); the detection mechanism (10) is connected to the middle position of the upper end of the moving plate (6) through a bolt and is electrically connected with the conducting rod (7); the ammeter (11) and the voltmeter (12) are respectively connected to the left side and the right side of the front surface of the detection mechanism (10) through bolts; the movable support hanging rod structure (8) comprises a movable seat (81), a fixed hole (82), a movable brake wheel (83), a U-shaped fixed seat (84), a U-shaped hanging rod (85), a fixed groove (86), a support rod (87) and an adsorption seat (88), wherein the fixed hole (82) is respectively formed in the middle of the inner parts of the left side and the right side of the movable seat (81); the movable brake wheels (83) are respectively bolted at the four corners of the lower end of the movable seat (81); the U-shaped fixed seats (84) are respectively bolted at the middle positions of the left side and the right side of the upper end of the movable seat (81); the lower ends of the U-shaped hanging and connecting rods (85) are respectively and axially connected to the middle position of the inner part of the upper side of the U-shaped fixed seat (84); the fixing grooves (86) are respectively arranged in the middle of the inner part of the lower end of the U-shaped hanging and connecting rod (85); the upper ends of the supporting rods (87) are respectively coupled to the middle positions of the inner parts of the left side and the right side of the fixing groove (86) in a shaft manner; the lower end of the supporting rod (87) is glued and connected with the upper end of the adsorption seat (88).

2. The discharge detection trigger device of the high-voltage withstand voltage test equipment as claimed in claim 1, wherein the shelterable protective roof structure (9) comprises a roof (91), an outer contact point (92), a threaded hole (93), a threaded rod (94), a protective cover (95), a deep groove ball bearing (96) and a lifting ring (97), wherein the outer contact point (92) is respectively bolted at the middle positions inside the left side and the right side of the roof (91); the threaded hole (93) is formed in the middle of the upper end of the top plate (91); the lower end of the threaded rod (94) is in threaded connection with the middle position inside the upper side of the threaded hole (93); the deep groove ball bearing (96) is embedded in the middle of the upper side inside the protective cover (95); the threaded rod (94) penetrates through the inner ring of the deep groove ball bearing (96); the upper end of the threaded rod (94) is welded at the middle position of the lower end of the lifting ring (97).

3. The discharge detection trigger device of the high voltage withstand voltage test equipment according to claim 1, wherein the lower end of the conducting rod (7) is in conduction with the discharge resistor (2) through a discharge contact (5); the moving plate (6) is arranged between the guide rods (3) in a sliding mode.

4. The discharge detection trigger device of the high voltage withstand voltage test equipment according to claim 1, wherein the support rods (87) respectively penetrate through the fixing holes (82) and are arranged between the movable brake wheels (83); the U-shaped fixing seats (84) are respectively arranged on the left side and the right side of the upper end of the fixing hole (82).

5. The discharge detection triggering device of the high voltage withstand voltage test equipment according to claim 1, wherein the base plate (1) is bolted to the middle position of the upper end of the movable base (81) and is arranged between the fixed holes (82).

6. The discharge detection trigger device of the high-voltage withstand voltage test equipment as claimed in claim 2, wherein the outer wall of the upper end of the threaded rod (94) is in interference fit with the inner ring of the deep groove ball bearing (96); the protective cover (95) is a transparent PVC cover, and the left side and the right side of the upper end of the protective cover are respectively provided with a through hole which corresponds to the outer contact point (92); the outer contact points (92) are respectively arranged on the left side and the right side of the bottom end of the protective cover (95).

7. The discharge detection trigger device of the high voltage withstand voltage test equipment according to claim 2, wherein the upper ends of the guide rods (3) are respectively bolted at four corners of the lower end of the top plate (91); the outer contact points (92) are arranged on the left side and the right side of the upper part between the guide rods (3); the upper ends of the U-shaped hanging and connecting rods (85) are respectively hung at the middle positions of the left side and the right side of the upper end of the top plate (91).