CN117996536A - Portable transfer box for high-voltage test - Google Patents
Portable transfer box for high-voltage test Download PDFInfo
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- CN117996536A CN117996536A CN202410399687.4A CN202410399687A CN117996536A CN 117996536 A CN117996536 A CN 117996536A CN 202410399687 A CN202410399687 A CN 202410399687A CN 117996536 A CN117996536 A CN 117996536A
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Abstract
The invention relates to the technical field of electrical equipment, in particular to a portable transfer box for high-voltage test, which comprises an empty box, a box body and a box cover, wherein the empty box consists of a box body and a box cover; the device comprises a plurality of groups of switch units and two connecting units matched with each group of switch units, wherein the two connecting units are used for connecting detection equipment and detected equipment, and the switch units are used for controlling connection or disconnection between the two connecting units; the wire is directly connected in a plugging and abutting mode by utilizing the contact pin and the conical column, so that the quick connection work of the wire can be realized under the condition of ensuring the connection tightness and connection strength of the wire, complicated operations such as peeling and winding of the wire are not needed, the wire can be directly connected with equipment, and the use convenience is greatly improved. And the mode is lower to the requirement of wire rule, model, and the suitability is stronger, need not on equipment dispose the terminal of multiple specification model can, from this convenience reduces equipment volume, convenient equipment carries the use.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a portable adapter box for a high-voltage test.
Background
The invention provides a portable transfer box for high-voltage test, which is characterized in that the transfer box is provided with a plurality of connectors with different types and specifications for convenient wiring in a common transfer box structure, so that the transfer box is convenient to connect with wires with different types and specifications, the overall size of the transfer box is larger, inconvenient use is caused, and complicated work such as peeling, winding and connecting of a connector lug is required during connection.
Disclosure of Invention
In order to solve the technical problems, the invention provides a portable transfer box for high-voltage test, which adopts the following specific technical scheme:
high pressure test is with portable transfer box includes:
The empty box consists of a box body and a box cover;
the device comprises a plurality of groups of switch units and two connecting units matched with each group of switch units, wherein the two connecting units are used for connecting detection equipment and detected equipment, and the switch units are used for controlling connection or disconnection between the two connecting units;
The connecting unit comprises a clamping part for clamping the wire and a connecting part for being connected with the wire, wherein the connecting part comprises a jack post, a cone post and a contact pin which are sequentially connected, the contact pin is inserted into the wire through the end part of the wire, and the cone post is used for being abutted against the end part of the wire so that the wire is connected with the switch unit through the contact pin, the cone post and the jack post.
In an embodiment, the clamping part comprises a sleeve with a conical surface at one end and a plurality of clamping pieces capable of sliding on the conical surface of the sleeve, the sleeve is fixed on the empty box, the clamping pieces are distributed in a ring shape, and when a wire passes through the middle of the clamping pieces, the clamping pieces can be mutually close to each other and have a clamping effect on the wire;
wherein the taper direction of the sleeve end faces away from the empty box.
In the implementation, the surface of the clamping piece for clamping the wire is set to be an arc surface, and a plurality of inclined bulges are arranged on the arc surface, and the inclined direction of the bulges faces to the empty box.
In an embodiment, the connecting unit further comprises an adjusting part for adjusting the position of the connecting part, the adjusting part comprises a connecting disc arranged at the end part of the top column and a plurality of sliding rods arranged on the connecting disc, wherein the connecting disc is positioned at the inner side of the empty box, the sliding rods penetrate through the empty box in a sliding manner, a rotary drum and a compression ring are sleeved at the outer side of the sleeve, and the rotary drum is rotatably arranged on the empty box through the compression ring;
wherein, all be provided with the screw thread that mutually supporting used on slide bar and the rotary drum inner wall.
In optimizing the implementation, each sliding rod is provided with an inserting rod in a compounding mode, one end of each inserting rod is inserted into the sliding rod in a sliding mode, the other end of each inserting rod is connected with the clamping piece in a rotating mode through the connecting arm, therefore, when the inserting rod moves, the position of the clamping piece can be adjusted through the connecting arm, and the inserting rod is connected with the sliding rod through the auxiliary elastic piece in an elastic mode.
In an embodiment, the switch unit includes a housing installed in the empty box, and a first conductive plate, a second conductive plate, and a third conductive plate installed on the housing, where the first conductive plate is connected to one connection unit matched with the switch unit, the second conductive plate is connected to another connection unit matched with the switch unit, a grounding unit is matched with the third conductive plate, the first conductive plate is electrically connected to a transfer conductive plate, and the transfer conductive plate can move on the first conductive plate, when the transfer conductive plate is overlapped with the second conductive plate, the switch unit is in an on state, and when the transfer conductive plate is overlapped with the third conductive plate, the switch unit is in an off state;
The switching conducting plate is provided with an insulating handle for workers to operate the position of the switching conducting plate.
In optimizing the implementation, be provided with two card strips that the cooperation was used on the casing, one card strip is fixed on the casing, and another card strip is installed on the switching conducting plate through a plurality of top shell fragments, with the help of top shell fragment and two card strips, can lock the position of switching conducting plate.
In the implementation, two cavities are arranged in the empty box, one cavity is used for installing a plurality of switch units, and the other cavity is used for installing a grounding unit;
the grounding unit comprises two winding rollers capable of rotating and a conveying sleeve fixedly installed, the two winding rollers are used for winding a winding grounding wire, a torsion spring is arranged on each winding roller, winding force is provided for the winding roller through the torsion spring, the output end of the grounding wire penetrates through the conveying sleeve and is fixedly provided with an elastic buckle, the grounding wire can be connected with the ground through the elastic buckle, grounding work is achieved, and the third conducting plate is electrically connected with the grounding wire.
The invention has the advantages that:
The wire is directly connected in a plugging and abutting mode by utilizing the contact pin and the conical column, so that the quick connection work of the wire can be realized under the condition of ensuring the connection tightness and connection strength of the wire, complicated operations such as peeling and winding of the wire are not needed, the wire can be directly connected with equipment, and the use convenience is greatly improved.
And the mode is lower to the requirement of wire rule, model, and the suitability is stronger, need not on equipment dispose the terminal of multiple specification model can, from this convenience reduces equipment volume, convenient equipment carries the use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the hollow box of FIG. 1;
FIG. 3 is an enlarged schematic view of the connection unit of FIG. 2;
FIG. 4 is a schematic view of the explosive structure of FIG. 3;
FIG. 5 is an enlarged schematic cross-sectional view of the clip of FIG. 4;
FIG. 6 is an enlarged schematic cross-sectional view of the switching unit of FIG. 2;
FIG. 7 is an enlarged schematic view of the elastic buckle in FIG. 2;
the reference numerals in the drawings:
100. Empty boxes;
200. A switching unit; 201. a housing; 202. a first conductive plate; 203. a second conductive plate; 204. a third conductive plate; 205. switching the conductive plate; 206. an insulating handle; 207. clamping strips; 208. pushing the elastic sheet;
300. a connection unit; 301. a top column; 302. a conical column; 303. a contact pin; 304. a sleeve; 305. a clamping piece; 306. a connecting disc; 307. a slide bar; 308. a rotating drum; 309. a compression ring; 310. a rod; 311. a connecting arm; 312. an auxiliary spring plate;
400. A grounding unit; 401. a wind-up roll; 402. a torsion spring; 403. a ground wire; 404. an elastic buckle; 405. and (5) conveying the sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be noted that the directions or positional relationships indicated as being "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are directions or positional relationships based on the drawings are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, or may be internal communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. This example was written in a progressive manner.
As shown in fig. 1 to 5, the portable adaptor box for high voltage test of the present invention comprises an empty box 100 having a box body and a box cover; the device comprises a plurality of groups of switch units 200 and two connecting units 300 which are matched with each group of switch units 200, wherein the two connecting units 300 are used for connecting detection equipment and detected equipment, and the switch units 200 are used for controlling connection or disconnection between the two connecting units 300; the connection unit 300 includes a clamping portion for clamping a wire and a connection portion for connecting with the wire, the connection portion includes a jack post 301, a taper post 302 and a pin 303 connected in sequence, the pin 303 is used for being inserted into the wire through a wire end, and the taper post 302 is used for being abutted against the wire end, so that the wire can be connected with the switch unit 200 through the pin 303, the taper post 302 and the jack post 301.
In detail, the connection unit 300 is installed on the outer wall of the empty case 100 and electrically connected with the switching unit 200 through the jack post 301, so that when the wire is connected with the connection unit 300, it can be connected with the switching unit 200 through the connection unit 300, thereby connecting the switching unit 200 with the wire on the detection device, the detected device, for the purpose of connection and control of the switch, the switching unit 200 is installed inside the empty case 100, and only the cover on the empty case 100 needs to be opened and the switching unit 200 needs to be controlled when in use.
As shown in fig. 5, the contact pin 303 is close to the clamping part on the connection unit 300, the contact pin 303, the tapered column 302 and the jack column 301 are sequentially arranged in a direction gradually far away from the clamping part and are connected with each other, the tapered end of the tapered column 302 faces the contact pin 303, the jack column 301 is mainly used for supporting the tapered column 302 and the contact pin 303, when the connection unit 300 needs to be connected with a wire, the end part of the wire passes through the clamping part and is clamped and fixed by the clamping part, the connection part is pushed to move, the contact pin 303 on the connection unit is led to be pricked into the wire through the end part of the wire, the tapered column 302 is abutted with the end part of the wire, at the moment, the end part of the wire can be propped up, so that the wire can be contacted with the tapered column 302 in a larger area, the connection compactness and the current flow property are improved, and the contact pin 303 can also play a supporting role in supporting the end part of the wire at the same time of playing a conductive role, so that the connection unit 300 is prevented from being connected with the wire in a bending mode when the wire is extruded, the wire cannot normally connected with the connection unit 300, the connection unit is improved, the connection tightness and the connection strength are realized, the connection mode can be realized by the wire, the connection mode can be realized, the connection mode can be directly, the wire can be carried conveniently, the device can be carried conveniently, and has a large size, and a device can be used, and a device can be conveniently used, and a device.
It should be noted that, in actual use, in order to adapt to different test requirements and improve safety during the test, safety devices such as a leakage detector, an overload protector, etc. may be added in the empty box 100.
As shown in fig. 5, the clamping portion includes a sleeve 304 with a conical surface at one end and a plurality of clamping pieces 305 capable of sliding on the conical surface of the sleeve 304, the sleeve 304 is fixed on the empty box 100, the plurality of clamping pieces 305 are distributed in a ring shape, and when a wire passes through the middle of the plurality of clamping pieces 305, the plurality of clamping pieces 305 can approach each other and have a clamping effect on the wire;
Wherein the taper of the end of sleeve 304 is directed away from the empty box 100.
In detail, a hole through which the connection portion of the connection unit 300 can be inserted is formed in the side wall of the box body, the contact pin 303 and the tapered column 302 are located in the sleeve 304, the top column 301 penetrates through the hole, when wires are required to be connected, the clamping pieces 305 are separated, the clamping pieces 305 slide on the tapered surface of the sleeve 304, at the moment, the space between the clamping pieces 305 is increased, the wires pass through the space between the clamping pieces 305 and are inserted into the sleeve 304, the clamping pieces 305 are pushed to be close to each other and squeeze the wires, so that the wires are fixed, and when the wires are subjected to outward acting force, the clamping pieces 305 can only move on the tapered surface of the sleeve 304 due to friction between the clamping pieces 305 and the wires, so that the extrusion force of the clamping pieces 305 on the wires is larger, and the anti-loosening effect on the wires is achieved.
As shown in fig. 5, the surface of the clamping piece 305 for clamping the wire is a cambered surface, and a plurality of inclined protrusions are arranged on the cambered surface, and the inclined direction of the protrusions faces the empty box 100.
In detail, when the clip 305 clips the wire, the protrusions on the clip 305 can play an anti-slip role on the wire, and due to the inclined arrangement of the protrusions, the wire and the connection unit 300 can be prevented from loosening, thereby further improving the clipping effect.
As shown in fig. 4, the connection unit 300 further includes an adjusting part for adjusting the position of the connection part, the adjusting part includes a connection disc 306 mounted at the end of the top post 301 and a plurality of sliding rods 307 mounted on the connection disc 306, wherein the connection disc 306 is located at the inner side of the empty box 100, the sliding rods 307 slide through the empty box 100, a drum 308 and a pressing ring 309 are sleeved at the outer side of the sleeve 304, and the drum 308 is rotatably mounted on the empty box 100 through the pressing ring 309;
Wherein, threads matched with each other are arranged on the slide bar 307 and the inner wall of the rotary drum 308.
In detail, the edge of the rotary drum 308 is provided with an annular clamping edge, the pressing ring 309 is buckled on the outer side of the clamping edge, and the pressing ring 309 is fixed on the empty box 100, so that the rotary drum 308 is rotatably installed on the empty box 100, the sliding rod 307 slides through the empty box 100, the direction of the sliding rod 307 can keep a specified direction when moving, when the rotary drum 308 is rotated, the rotary drum 308 pushes the sliding rod 307 to move through threads on the rotary drum 308 and threads on the sliding rod 307, the sliding rod 307 pushes the jacking column 301 to move through the connecting disc 306, thereby providing moving power for the connecting part, facilitating the connection with the end part of a wire, and the operation is completed by a worker by himself, so that the operation is simple.
As shown in fig. 4, each of the sliding rods 307 is provided with a plunger 310, one end of the plunger 310 is slidably inserted into the sliding rod 307, and the other end of the plunger 310 is rotatably connected with the clip 305 through a connecting arm 311, so that when the plunger 310 moves, the plunger can adjust the position of the clip 305 through the connecting arm 311, and the plunger 310 and the sliding rod 307 are elastically connected through an auxiliary elastic piece 312.
In detail, the auxiliary spring plate 312 can assist in connecting the inserting rod 310 and the sliding rod 307, when the wire is required to be clamped, the clamping pieces 305 are separated from each other, the rotating drum 308 is rotated, the rotating drum 308 can push the sliding rod 307 to move, the sliding rod 307 pushes the clamping pieces 305 to move and extrude the guide through the auxiliary spring plate 312, the inserting rod 310 and the connecting arm 311, when the wire is fixed, the rotating drum 308 can drive the sliding rod 307 to continue to move, at the moment, the inserting rod 310 cannot move, the sliding rod 307 continues to move, namely, the sliding rod 307 moves relatively to the inserting rod 310, the sliding rod 307 drives the connecting part to be connected with the end part of the wire through the connecting disc 306, so that the work effect of clamping before connection is realized, and the work can be realized only by continuously rotating the rotating drum 308, so that the operation mode is greatly simplified, and the wire and the device are convenient to connect by workers.
As shown in fig. 6, the switch unit 200 includes a housing 201 installed in the empty box 100, and a first conductive plate 202, a second conductive plate 203, and a third conductive plate 204 installed on the housing 201, wherein the first conductive plate 202 is connected to one connection unit 300 mated with the switch unit 200, the second conductive plate 203 is connected to the other connection unit 300 mated with the switch unit 200, a grounding unit 400 is mated with the third conductive plate 204, the first conductive plate 202 is electrically connected to a transfer conductive plate 205, and the transfer conductive plate 205 can move on the first conductive plate 202, the transfer conductive plate 205 and the second conductive plate 203 have a rectangular shape, when the transfer conductive plate 205 is mated with the second conductive plate 203, the switch unit 200 is in an on state, and when the transfer conductive plate 205 is mated with the third conductive plate 204, the switch unit 200 is in an off state;
the transfer conductive plate 205 is provided with an insulating handle 206 for a worker to operate the position of the transfer conductive plate 205.
In detail, the position of the transfer conductive plate 205 on the first conductive plate 202 is controlled by the insulating handle 206, so that the transfer conductive plate 205 is lapped on the second conductive plate 203 or the third conductive plate 204, so as to control the opening or closing of the switch unit 200, the first conductive plate 202 is connected with the connection unit 300 on one side of the detected device, so that when the switch unit 200 is in a disconnected state, the high voltage on the detected device can be grounded through the grounding unit 400, so as to ensure safe operation of workers, and it is pointed out that the first conductive plate 202, the second conductive plate 203, the third conductive plate 204 and the transfer conductive plate 205 are wrapped by the casing 201, the movable opening is formed in the casing 201, and the insulating handle 206 passes through the movable opening and extends to the outer side of the casing 201, so that the worker can operate conveniently, and thus, an effective security effect can be achieved.
As shown in fig. 6, two clamping bars 207 are disposed on the housing 201, wherein one clamping bar 207 is fixed on the housing 201, and the other clamping bar 207 is mounted on the switching conductive plate 205 through a plurality of pushing spring plates 208, and the position of the switching conductive plate 205 can be locked by means of the pushing spring plates 208 and the two clamping bars 207.
In detail, one clamping strip 207 is longer, and its length direction is parallel with the moving direction of the switching conductive plate 205, the clamping strip 207 is fixed on the shell 201, the other clamping strip 207 is shorter, it is fixed on the switching conductive plate 205 through a plurality of pushing elastic pieces 208, because of the elastic action of the pushing elastic pieces 208, the two clamping strips 207 are meshed with each other and locked, thus locking the position of the switching conductive plate 205, when moving the switching conductive plate 205, a worker directly pushes the insulating handle 206 to move and overcomes the elastic force of the pushing elastic pieces 208, thus making the shorter clamping strip 207 move on the longer clamping strip 207 in staggered teeth.
As shown in fig. 2 and 7, two cavities are provided in the empty box 100, one cavity is used for installing a plurality of switch units 200, and the other cavity is used for installing a grounding unit 400;
The grounding unit 400 comprises two rotatable winding rollers 401 and a fixedly installed conveying sleeve 405, the two winding rollers 401 are used for winding a winding grounding wire 403, each winding roller 401 is provided with a torsion spring 402, winding force is provided for the winding roller 401 through each torsion spring 402, the output end of the grounding wire 403 passes through the conveying sleeve 405 and is fixedly provided with an elastic buckle 404, the grounding wire 403 can be connected with the ground through the elastic buckle 404, grounding work is achieved, and the third conductive plate 204 is electrically connected with the grounding wire 403.
In detail, one end of the grounding wire 403 is connected with the third conductive plate 204 on the switch unit 200, since the winding roller 401 needs to rotate, the connection mode of the grounding wire 403 and the third conductive plate 204 can be realized through the electric brush and the conductive ring, the other end of the grounding wire 403 is connected with the elastic buckle 404, the torsion spring 402 mainly provides winding elastic force for the winding roller 401, so that when the switch unit 200 is opened, the grounding wire 403 is wound on the two winding rollers 401 again, the winding amount of the grounding wire 403 can be increased by setting the two winding rollers 401, when the assembly connection is needed, quick grounding work can be realized by only pulling and clamping the elastic buckle 404 to the external grounding conductive rod, the conductive plate and the like, when the switch unit 200 is opened, the elastic buckle 404 can be detached, the grounding wire 403 can be wound on the winding roller 401 again by means of the torsion spring 402, the setting of the conveying sleeve 405 is mainly used for clamping the elastic buckle 404, thereby clamping the winding length of the grounding wire 403, and the conveying sleeve 405 can play a guiding conveying effect of the grounding wire 403.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. High pressure test is with portable transfer box includes:
The empty box consists of a box body and a box cover;
the device comprises a plurality of groups of switch units and two connecting units matched with each group of switch units, wherein the two connecting units are used for connecting detection equipment and detected equipment, and the switch units are used for controlling connection or disconnection between the two connecting units;
The connecting unit comprises a clamping part for clamping the wire and a connecting part for being connected with the wire, wherein the connecting part comprises a jack post, a cone post and a contact pin which are sequentially connected, the contact pin is inserted into the wire through the end part of the wire, and the cone post is used for being abutted against the end part of the wire so that the wire is connected with the switch unit through the contact pin, the cone post and the jack post.
2. The portable adaptor box for high voltage test according to claim 1, wherein the clamping part comprises a sleeve with one end being a conical surface and a plurality of clamping pieces capable of sliding on the conical surface of the sleeve, the sleeve is fixed on the empty box, the clamping pieces are distributed in a ring shape, and when a wire passes through the middle of the clamping pieces, the clamping pieces can approach each other and clamp the wire;
wherein the taper direction of the sleeve end faces away from the empty box.
3. The portable adaptor box for high voltage test according to claim 2, wherein the surface of the clamping piece for clamping the wire is a cambered surface, and a plurality of inclined protrusions are arranged on the cambered surface, and the inclined direction of the protrusions faces the empty box.
4. The portable adaptor box for high voltage test according to claim 1, wherein the connection unit further comprises an adjusting part for adjusting the position of the connection part, the adjusting part comprises a connection disc installed at the end of the top column and a plurality of sliding rods installed on the connection disc, wherein the connection disc is located at the inner side of the empty box, the sliding rods penetrate through the empty box in a sliding manner, a rotary drum and a compression ring are sleeved at the outer side of the sleeve, and the rotary drum is installed on the empty box in a rotating manner through the compression ring.
5. The portable adaptor for high voltage testing according to claim 4, wherein the slide bar and the inner wall of the rotary drum are provided with threads which are matched with each other.
6. The portable adaptor for high voltage testing according to claim 5, wherein each of the slide bars is provided with a plunger, one end of the plunger is slidably inserted into the slide bar, and the other end of the plunger is rotatably connected to the clip through a connecting arm, whereby when the plunger moves, the plunger can adjust the position of the clip through the connecting arm, and the plunger and the slide bar are elastically connected through an auxiliary elastic piece.
7. The portable transfer case for high voltage test according to claim 1, wherein the switch unit comprises a housing installed in the empty case, and a first conductive plate, a second conductive plate and a third conductive plate installed on the housing, wherein the first conductive plate is connected with one connecting unit matched with the switch unit, the second conductive plate is connected with the other connecting unit matched with the switch unit, a grounding unit is matched with the third conductive plate, the first conductive plate is electrically connected with the transfer conductive plate, the transfer conductive plate can move on the first conductive plate, the switch unit is in an on state when the transfer conductive plate is in lap joint with the second conductive plate, and the switch unit is in an off state when the transfer conductive plate is in lap joint with the third conductive plate;
The switching conducting plate is provided with an insulating handle for workers to operate the position of the switching conducting plate.
8. The portable adaptor box for high-voltage test according to claim 7, wherein two clamping strips matched with each other are arranged on the shell, one clamping strip is fixed on the shell, the other clamping strip is arranged on the adaptor conducting plate through a plurality of pushing elastic pieces, and the positions of the adaptor conducting plate can be locked by means of the pushing elastic pieces and the two clamping strips.
9. The portable adaptor box for high voltage testing according to claim 7, wherein two cavities are provided in the empty box, one cavity is used for installing a plurality of switch units, and the other cavity is used for installing a grounding unit.
10. The portable transfer case for high-voltage testing according to claim 7, wherein the grounding unit comprises two rotatable winding rollers and a fixedly installed conveying sleeve, the two winding rollers are used for winding the grounding wire, a torsion spring is arranged on each winding roller to provide winding force for the winding roller through the torsion spring, an output end of the grounding wire penetrates through the conveying sleeve and is fixedly provided with an elastic buckle, the grounding wire can be connected with the ground through the elastic buckle, grounding work is achieved, and the third conductive plate is electrically connected with the grounding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410399687.4A CN117996536B (en) | 2024-04-03 | 2024-04-03 | Portable transfer box for high-voltage test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410399687.4A CN117996536B (en) | 2024-04-03 | 2024-04-03 | Portable transfer box for high-voltage test |
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| CN117996536A true CN117996536A (en) | 2024-05-07 |
| CN117996536B CN117996536B (en) | 2024-07-05 |
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