CN219609187U

CN219609187U - Leakage testing device for new energy inverter

Info

Publication number: CN219609187U
Application number: CN202320621742.0U
Authority: CN
Inventors: 伏琬越
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-08-29
Anticipated expiration: 2033-03-27

Abstract

The utility model relates to the technical field of leakage testing, and discloses a new energy inverter leakage testing device which comprises a holding rod, wherein a conductive rod is fixedly arranged on one side of the holding rod, a support plate is fixedly arranged on one side of the conductive rod, and an inner plate is arranged on one side in the support plate; the middle part has seted up the guide way in the extension board, and the inner panel activity grafting is in the guide way. According to the utility model, the iron block, the electromagnet and the tension spring are arranged, so that in the using process of the leakage testing device of the new energy inverter, the holding rod is held, the electromagnet is turned on, the electromagnet is electrified to adsorb the iron block on one side of the holding rod, the contacts are in a contracted state, then the two groups of side plates are positioned on the outer side of the inverter, the positions of the side plates are maintained, the electromagnet is turned off, the tension spring gives the acting force to the iron block, and multiple groups of contacts are respectively abutted against concave-convex areas on the outer side of the inverter.

Description

Leakage testing device for new energy inverter

Technical Field

The utility model relates to the technical field of leakage testing, in particular to a leakage testing device for a new energy inverter.

Background

The inverter is a converter for converting direct current energy into alternating current with fixed frequency and fixed voltage or frequency and voltage. The inverter comprises an inverter bridge, control logic and a filter circuit. The device is widely applicable to air conditioners, home theatres, electric grinding wheels, electric tools, sewing machines, DVDs, VCDs, computers, televisions, washing machines, smoke exhaust hoods, refrigerators, video recorders, massagers, fans, illumination and the like. The inverter can be used for connecting a storage battery to drive electric appliances and various tools to work at abroad due to higher popularization rate of automobiles during outgoing work or outgoing travel, wherein the corresponding inverter is still used in the new energy field, and a corresponding leakage and electric leakage testing device is needed when the new energy inverter is required to be overhauled in the long-time use process.

In the process of implementing the present utility model, the inventors found that the following problems in the prior art are not solved: most of existing leakage test devices for new energy inverters are rod-shaped leakage test pens, in order to completely test whether leakage exists, workers are required to stretch conducting rods to a plurality of points on the surface of the inverter for comprehensive leakage test, the mode is time-consuming and labor-consuming, leakage test efficiency is not ideal, and improvement is required urgently, so that the leakage test device for the new energy inverters is provided.

Disclosure of Invention

The utility model aims to provide a new energy inverter leakage test device, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the new energy inverter leakage testing device comprises a holding rod, wherein a conducting rod is fixedly arranged on one side of the holding rod, a support plate is fixedly arranged on one side of the conducting rod, and an inner plate is arranged on one side in the support plate;

the middle part in the support plate is provided with a guide groove, the inner plate is movably inserted in the guide groove, and the outer ends of the support plate and the inner plate are fixedly provided with side plates;

a plurality of groups of evenly-arrayed contacts are movably penetrated in the side plate, an iron block is fixedly arranged at the outer end of each contact, a tension spring is sleeved on the outer side of each contact, and two ends of each tension spring are fixedly connected with the iron block and the side plate respectively;

the outer side fixing cover, close to the iron block, of the side plate is provided with a portal frame, and an electromagnet is fixedly arranged on the inner side of the portal frame;

the utility model discloses a novel energy inverter leakage test device, including holding rod, electric-magnet, spring, contact, current-carrying rod, contact and current-carrying rod, the cavity has been seted up to one side in the holding rod, the conducting rod extends to in the cavity, and the inner electric connection of conducting rod has the pilot lamp, the accessible iron plate, the subassembly cooperation such as electro-magnet and extension spring are used, in the new energy inverter leakage test device use, the accessible holds the holding rod to open the electro-magnet, the electro-magnet circular telegram adsorbs the iron plate in its one side, then the contact is in the shrink state, be located the dc-to-ac converter outside with two sets of curb plates, maintain curb plate position this moment, and close the electro-magnet, the extension spring gives the iron plate effort, make multiunit contact contradict respectively in the unsmooth region of dc-to-ac converter outside everywhere, compare in current leakage test device, need not to move the conducting rod and carry out inverter surface multipoints leak detection, effectively promote leak leakage detection's efficiency.

As an alternative scheme of the technical scheme of the utility model, the screw hole is formed in the middle part in the inner plate, the inner plate is screwed with the screw rod through the screw hole, the inner end of the screw rod is rotationally connected with the support plate through the bearing, the screw rod movably penetrates through the side plates on the same side, the screw rod and the screw hole can be matched for use, as the inner plate is movably inserted in the guide groove, the screw rod can be rotated forward and backward, the screw rod can drive the inner plate to move through the screw hole, the spacing adjustment of the side plates is realized, the device is suitable for the lamination detection of inverters with various sizes, meanwhile, the inner plate can be completely contracted in the guide groove when the device is required to be stored, the occupied space of a leakage testing device can be reduced, and the use effect is ideal.

As an alternative of the technical scheme of the utility model, a storage battery is fixedly arranged at one end of the holding rod, and a switch is arranged on the storage battery, the storage battery is electrically connected with the electromagnet through a wire, the storage battery can provide electric energy, the long wire does not need to be pulled, and the cost required by power supply is reduced.

As an alternative of the technical scheme of the utility model, the anti-skid sleeve is fixedly arranged on the outer side of the middle part of the holding rod, anti-skid lines are formed on the outer wall of the anti-skid sleeve, an operator can use the device by holding the anti-skid sleeve region, the holding comfort is improved, and meanwhile, the anti-skid lines are used for increasing the hand friction force.

As an alternative of the technical scheme of the utility model, the contour of the guide groove is matched with the contour of the inner plate, and the rectangular groove body of the guide groove and the contour of the inner plate are designed in an adaptive manner, so that the inner plate can be prevented from rotating in the guide groove and is used for limiting the orientation of the inner plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the leakage testing device for the new energy inverter, the iron block, the electromagnet and the tension spring are arranged, in the using process of the leakage testing device for the new energy inverter, the holding rod is held, the electromagnet is turned on, the electromagnet is electrified to absorb the iron block on one side of the holding rod, then the contacts are in a contracted state, then the two groups of side plates are positioned on the outer side of the inverter, the positions of the side plates are maintained, the electromagnet is turned off, the tension spring gives the acting force to the iron block, so that multiple groups of contacts are respectively abutted against concave-convex areas on the outer side of the inverter, and compared with the existing leakage testing device, the leakage testing device does not need to move the conducting rod to perform multi-point leakage detection on the surface of the inverter, and therefore the leakage detection efficiency is effectively improved.

2. According to the leakage testing device for the new energy inverter, the screw and the screw holes are arranged, and the inner plate is movably inserted in the guide groove, so that the screw can be rotated forward and backward, the screw can drive the inner plate to move through the screw holes, the distance between the side plates is adjusted, the leakage testing device is suitable for the lamination detection of inverters with various sizes, meanwhile, the inner plate can be completely contracted in the guide groove when the leakage testing device is required to be stored, the occupied space of the leakage testing device can be reduced, and the using effect is ideal.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of the whole front view structure of the new energy inverter leakage test device of the present utility model;

FIG. 2 is a schematic diagram of a side plate portion of the leakage test device of the new energy inverter according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the connection portion between the support plate and the inner plate of the new energy inverter leakage testing device.

In the figure: 1. a grip; 11. an anti-skid sleeve; 12. a storage battery; 13. a hollow cavity; 2. a conductive rod; 21. an indicator light; 3. a side plate; 31. iron blocks; 32. a tension spring; 33. a contact; 4. a support plate; 41. a guide groove; 5. an inner plate; 51. a screw hole; 52. a bearing; 53. a screw; 6. a portal frame; 61. an electromagnet.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-3, the present utility model provides a technical solution: the new energy inverter leakage testing device comprises a holding rod 1, wherein an anti-slip sleeve 11 is fixedly arranged on the outer side of the middle part of the holding rod 1, anti-slip lines are formed on the outer wall of the anti-slip sleeve 11, an operator can use the device in a region where the anti-slip sleeve 11 is held, the holding comfort level is improved, meanwhile, the anti-slip lines are used for increasing hand friction force, a conductive rod 2 is fixedly arranged on one side of the holding rod 1, a support plate 4 is fixedly arranged on one side of the conductive rod 2, and an inner plate 5 is arranged on one side in the support plate 4; the middle part in the support plate 4 is provided with a guide groove 41, the inner plate 5 is movably inserted in the guide groove 41, the outline of the guide groove 41 is matched with the outline of the inner plate 5, the outline of the guide groove 41 is a rectangular groove body, the inner plate 5 is designed in an adaptive manner, the inner plate 5 can be prevented from rotating in the guide groove 41 and used for limiting the orientation of the inner plate 5, and the outer ends of the support plate 4 and the inner plate 5 are fixedly provided with side plates 3; a plurality of groups of evenly-arrayed contacts 33 are movably penetrated in the side plate 3, an iron block 31 is fixedly arranged at the outer end of each contact 33, a tension spring 32 is sleeved outside each contact 33, and two ends of each tension spring 32 are fixedly connected with the iron block 31 and the side plate 3 respectively; the outer side fixing cover of the side plate 3, which is close to the iron block 31, is provided with a portal frame 6, an electromagnet 61 is fixedly arranged on the inner side of the portal frame 6, a storage battery 12 is fixedly arranged at one end of the holding rod 1, a switch is arranged on the storage battery 12, the storage battery 12 is electrically connected with the electromagnet 61 through a wire, the storage battery 12 can provide electric energy, the long wire does not need to be pulled, and the cost required by power supply is reduced; a hollow cavity 13 is formed in one side of the holding rod 1, the conducting rod 2 extends into the hollow cavity 13, and the inner end of the conducting rod 2 is electrically connected with an indicator lamp 21.

In the technical scheme, the iron block 31, the electromagnet 61, the tension spring 32 and other components can be matched for use, in the using process of the leakage testing device of the new energy inverter, the holding rod 1 can be held, the electromagnet 61 is turned on, the electromagnet 61 is electrified to adsorb the iron block 31 on one side of the holding rod, then the contact 33 is in a contracted state, then the two groups of side plates 3 are positioned on the outer side of the inverter, the position of the side plates 3 is maintained, the electromagnet 61 is turned off, the tension spring 32 gives the acting force to the iron block 31, so that the groups of contact 33 respectively collide with concave-convex areas on the outer side of the inverter, and compared with the existing leakage testing device, the leakage testing device does not need to move the conducting rod 2 to perform multi-point leakage detection on the surface of the inverter, and the leakage detection efficiency is effectively improved.

In some technical schemes, a screw hole 51 is formed in the middle part in the inner plate 5, a screw rod 53 is screwed on the inner plate 5 through the screw hole 51, the inner end of the screw rod 53 is rotationally connected with the support plate 4 through a bearing 52, and the screw rod 53 movably penetrates through the side plate 3 on the same side.

In this kind of technical scheme, accessible screw rod 53 and subassembly cooperation such as screw hole 51 are used, because inner panel 5 activity grafting is in guide way 41, and accessible forward and reverse rotation screw rod 53, screw rod 53 can drive inner panel 5 through screw hole 51 and remove, realize curb plate 3 interval adjustment, are applicable to the laminating of the dc-to-ac converter of multiple size and detect, and when accomodating as required simultaneously, can make inner panel 5 shrink completely in guide way 41, reducible leak testing arrangement's occupation space, the result of use is comparatively ideal.

Working principle: it should be noted that the utility model is a new energy inverter leakage testing device, the components are all universal standard components or components known to those skilled in the art, and the structures and principles thereof are all known to those skilled in the art through technical manuals or through conventional testing methods.

When the new energy inverter leakage testing device is used, the holding rod 1 can be held by hand, one end of the leakage testing device is covered on the outer side of the new energy inverter to be detected, then the contact 33 is attached to each position on the surface of the inverter, if leakage occurs, the indicator lamp 21 is electrified to warn for new energy inverter leakage testing;

through being provided with iron plate 31, electro-magnet 61 and extension spring 32, in new energy inverter leakage testing arrangement use, the accessible is held holding rod 1, and open electro-magnet 61, electro-magnet 61 circular telegram adsorbs iron plate 31 in its one side, then contact 33 is in the shrink state, be located the dc-to-ac converter outside with two sets of curb plates 3 afterwards, maintain curb plate 3 position this moment, and close electro-magnet 61, the extension spring 32 gives iron plate 31 effort, make multiunit contact 33 conflict in unsmooth area everywhere in the dc-to-ac converter outside respectively, compare in current leakage testing arrangement, need not to move conducting rod 2 and carry out the multi-point leakage detection of dc-to-ac converter surface, effectively promote the efficiency of leakage detection, through being provided with screw 53 and screw hole 51, because inner panel 5 activity grafting is in guide slot 41, accessible forward and backward rotates screw 53, screw 53 can drive inner panel 5 through screw hole 51 and remove, realize curb plate 3 interval adjustment, be applicable to the laminating detection of multiple size inverter, simultaneously when accomodating, can make inner panel 5 shrink completely in guide slot 41, can reduce leakage testing arrangement's occupation space, the effect is comparatively ideal.

Claims

1. New forms of energy dc-to-ac converter leakage testing arrangement, its characterized in that: the novel electric wire holder comprises a holding rod (1), wherein a conductive rod (2) is fixedly arranged on one side of the holding rod (1), a support plate (4) is fixedly arranged on one side of the conductive rod (2), and an inner plate (5) is arranged on one side in the support plate (4);

a guide groove (41) is formed in the middle of the inside of the support plate (4), the inner plate (5) is movably inserted into the guide groove (41), and side plates (3) are fixedly arranged at the outer ends of the support plate (4) and the inner plate (5);

a plurality of groups of contacts (33) which are uniformly arrayed are movably penetrated in the side plate (3), an iron block (31) is fixedly arranged at the outer end of each contact (33), a tension spring (32) is sleeved on the outer side of each contact (33), and two ends of each tension spring (32) are fixedly connected with the iron block (31) and the side plate (3) respectively;

the outer side fixing cover of the side plate (3) close to the iron block (31) is provided with a portal frame (6), and an electromagnet (61) is fixedly arranged on the inner side of the portal frame (6);

a hollow cavity (13) is formed in one side of the holding rod (1), the conducting rod (2) extends into the hollow cavity (13), and an indicator lamp (21) is electrically connected to the inner end of the conducting rod (2).

2. The new energy inverter leakage test device according to claim 1, wherein: screw (51) have been seted up at middle part in inner panel (5), inner panel (5) have connect screw rod (53) soon through screw (51), screw rod (53) inner is connected with extension board (4) rotation through bearing (52), and screw rod (53) activity run through in curb plate (3) of homonymy.

3. The new energy inverter leakage test device according to claim 1, wherein: one end of the holding rod (1) is fixedly provided with a storage battery (12), the storage battery (12) is provided with a switch, and the storage battery (12) is electrically connected with the electromagnet (61) through a wire.

4. The new energy inverter leakage test device according to claim 1, wherein: the anti-skid sleeve (11) is fixedly arranged on the outer side of the middle of the holding rod (1), and anti-skid lines are formed in the outer wall of the anti-skid sleeve (11).

5. The new energy inverter leakage test device according to claim 2, wherein: the outline of the guide groove (41) is matched with the outline of the inner plate (5), and the guide groove (41) is a rectangular groove body.