CN114200377A - Wireless polarity testing device for mutual inductor - Google Patents
Wireless polarity testing device for mutual inductor Download PDFInfo
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- CN114200377A CN114200377A CN202111394115.XA CN202111394115A CN114200377A CN 114200377 A CN114200377 A CN 114200377A CN 202111394115 A CN202111394115 A CN 202111394115A CN 114200377 A CN114200377 A CN 114200377A
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- 238000012360 testing method Methods 0.000 title claims abstract description 66
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 210000003781 tooth socket Anatomy 0.000 abstract description 2
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- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/02—Testing or calibrating of apparatus covered by the other groups of this subclass of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating
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Abstract
The invention provides a wireless polarity testing device for a mutual inductor. The wireless polarity testing device of the mutual inductor comprises testing equipment, a binding post, a mutual inductor and a binding post, the surface of the testing device is provided with a placing box, the interior of the placing box is connected with a sliding seat in a sliding way, the lower surface of the sliding seat is provided with a guide rod, the surface of the sliding seat is connected with a clamping plate in a sliding way, the wireless polarity testing device of the mutual inductor is used by matching the clamping plate and the clamping mechanism with the sliding plate, the mutual inductance device can be fixed on the sliding plate, the mutual inductance device and the test equipment can keep a relatively stable state by adjusting the position of the sliding plate, meanwhile, the matching connection between the connector lug and the binding post is convenient, the connection operation between the mutual inductor and the test equipment is convenient, the one-way tooth socket on the surface of the toothed plate is matched with the limit toothed bar, the connector lug and the wiring terminal can be kept in a connection state, and stable connection between the mutual inductance device and test equipment in the test process is guaranteed.
Description
Technical Field
The invention relates to the technical field of mutual inductors, in particular to a wireless polarity testing device for a mutual inductor.
Background
The mutual inductor is an instrument for measuring or protecting an electric power system and comprises a current mutual inductor and a voltage mutual inductor, when the mutual inductor is used, a relay protection device can meet different polarity configuration requirements on the polarity of the mutual inductor, and when the polarity configuration of the mutual inductor is wrong, the protection device can be caused to malfunction or fail to operate, so that the polarity of the mutual inductor needs to be tested before the mutual inductor is installed.
When testing the polarity of a mutual inductor, the existing mutual inductor testing device is connected with a primary side and a secondary side of the mutual inductor through a conducting wire, the mutual inductor and the testing device are in a separated state, the mutual inductor and the testing device are inconvenient to connect, and meanwhile, when the mutual inductor and the testing device are connected through the conducting wire, the connection part is easy to move, and in the mutual inductor testing process, the electric connection is unstable, and the polarity testing result of the mutual inductor can be influenced.
Disclosure of Invention
In order to achieve the purpose of the wireless polarity testing device for the mutual inductor, the invention is realized by the following technical scheme: the utility model provides a mutual-inductor wireless polarity testing arrangement, includes test equipment, terminal, mutual inductance device and connector lug, test equipment's surface is provided with places the box, the inside sliding connection who places the box has the slide, the lower surface of slide is provided with the guide bar, the sliding surface of slide is connected with splint, the lower surface of splint is provided with clamping mechanism, the lower surface of slide is provided with locking mechanism, locking mechanism includes pinion rack, spacing rack, unblock pole and arch, the pinion rack is located the lower surface of slide, with spacing rack looks adaptation, spacing rack is connected with the interior surface rotation who places the box, the unblock pole passes through arch and spacing rack sliding connection.
Furthermore, the binding posts are distributed inside the testing equipment and are in sliding connection with the testing equipment.
Furthermore, the two binding posts are in a group, an adjusting sliding plate is arranged between the two binding posts in the same group, and the adjusting sliding plate is in sliding connection with the testing equipment and is in sliding connection with the two binding posts on the surface of the adjusting sliding plate.
Furthermore, the surface of the adjusting sliding plate is rotatably connected with a convex disc, the convex disc is positioned between two binding posts in the same group, and a connecting elastic piece is arranged between the two binding posts in the same group.
Furthermore, a push plate is arranged on the side surface of the sliding seat, and a reset connecting rod is arranged on the lower surface of the sliding plate.
Furthermore, the two connector lugs are in one group and are matched with the two connector lugs in the same group.
Further, the clamping mechanism internally comprises a screw and a threaded ring, and the threaded ring is positioned on the lower surface of the clamping plate.
Furthermore, two groups of locking mechanisms are symmetrically distributed on two sides of the lower surface of the sliding plate.
Furthermore, the surface of the toothed plate is provided with uniform one-way tooth grooves, and one end of the limiting toothed bar, which is close to the toothed plate, is matched with the one-way tooth grooves on the surface of the toothed plate.
Further, the unlocking rod is connected with the side surface of the placing box in a sliding mode, a return spring is arranged between the unlocking rod and the placing box, the protrusion is located on the surface of the unlocking rod, and one end of the limiting toothed bar, far away from the toothed plate, is connected with the limiting toothed bar in a sliding mode.
Compared with the prior art, the invention has the following beneficial effects:
1. this mutual-inductor wireless polarity testing arrangement, cooperation through splint and clamping mechanism and slide is used, can fix mutual inductance device on the slide, through the position of adjusting the slide, make mutual inductance device and test equipment keep relative stable state, the connector lug of being convenient for simultaneously is connected with the cooperation of terminal, it is convenient to connect the convenient operation between mutual inductance device and the test equipment, the cooperation of the one-way tooth's socket in pinion rack surface and spacing toothed bar is used, can make connector lug and terminal keep the connection state, guarantee the mutual inductance device test in-process and the stable connection between the test equipment.
2. This wireless polarity testing arrangement of mutual-inductor through the cooperation of adjusting slide and terminal and the cooperation of flange and connection bullet spare, can adjust the position of terminal, is convenient for make the terminal be connected with the connector lug cooperation on the mutual inductance device surface of different specifications, can realize carrying out polarity test operation to the mutual inductance device of different specifications.
Drawings
FIG. 1 is a first schematic diagram of a top view configuration of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 at A according to the present invention;
FIG. 4 is a schematic view of the structure of FIG. 2 at B in accordance with the present invention;
fig. 5 is a schematic perspective view of the present invention.
In the figure: 1. testing equipment; 11. a binding post; 2. placing the box; 3. a slide base; 31. pushing the plate; 32. a reset connecting rod; 33. a guide bar; 4. a mutual inductance device; 41. a connector lug; 5. a splint; 51. a clamping mechanism; 6. adjusting the sliding plate; 7. a convex disc; 71. connecting the elastic piece; 8. a locking mechanism; 81. a toothed plate; 82. a limit toothed bar; 83. an unlocking lever; 831. and (4) protruding.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the wireless polarity testing device of the mutual inductor comprises the following steps:
referring to fig. 1-5, a mutual inductor wireless polarity testing device comprises a testing device 1, a wiring terminal 11, a mutual inductor 4 and a wiring terminal 41, wherein a placing box 2 is arranged on the surface of the testing device 1 and used for placing the mutual inductor 4, a sliding seat 3 is connected inside the placing box 2 in a sliding manner and used for placing the mutual inductor 4 and adjusting the position of the mutual inductor 4, a guide rod 33 is arranged on the lower surface of the sliding seat 3 and used for guiding movement of the sliding seat 3, and a clamping plate 5 is connected on the surface of the sliding seat 3 in a sliding manner and used for fixing the mutual inductor 4 on the surface of the sliding seat 3.
The lower surface of splint 5 is provided with clamping mechanism 51, a position for to splint 5 is adjusted, the lower surface of slide 3 is provided with locking mechanism 8, locking mechanism 8 includes pinion rack 81, spacing rack 82, unblock pole 83 and arch 831, a removal for restricting slide 3, pinion rack 81 is located the lower surface of slide 3, with spacing rack 82 looks adaptation, spacing rack 82 meshes with pinion rack 81, a removal for restricting slide 3, spacing rack 82 rotates with the internal surface of placing box 2 to be connected, spacing rack 82 meshes with pinion rack 81, a removal for restricting slide 3, unblock pole 83 is through protruding 831 and spacing rack 82 sliding connection, a rotation for driving spacing rack 82.
Through the cooperation between the above-mentioned structure, usable splint 5 and clamping mechanism 51, can fix mutual inductance device 4 on the surface of slide 3, position through control slide 3, make mutual inductance device 4 and test equipment 1 keep the relatively stable state, the lug 41 of being convenient for simultaneously is connected with the cooperation of terminal 11, be connected convenient operation between mutual inductance device 4 and the test equipment 1, the cooperation of the one-way tooth's socket in pinion rack 81 surface and spacing toothed bar 82, can make lug 41 and terminal 11 keep the connection status, guarantee the stability of being connected between 4 test procedures of mutual inductance device and test equipment 1.
The binding posts 11 are distributed in the testing device 1 and are in sliding connection with the testing device 1, so that the binding posts 11 can be in an adjustable moving state, and the positions of the binding posts 11 and the positions of the binding posts 41 can correspond to each other conveniently.
The two binding posts 11 are in one group, an adjusting sliding plate 6 is arranged between the two binding posts 11 in the same group, the adjusting sliding plate 6 is in sliding connection with the testing equipment 1, and is in sliding connection with the two binding posts 11 on the surface of the adjusting sliding plate simultaneously, and the adjusting sliding plate is used for adjusting the positions of the two binding posts 11 in the same group.
The surface of the adjusting sliding plate 6 is rotatably connected with a convex disc 7, the convex disc 7 is positioned between two binding posts 11 in the same group, and a connecting elastic piece 71 is arranged between the two binding posts 11 in the same group and used for adjusting the distance between the two binding posts 11 in the same group.
The side surface of the sliding seat 3 is provided with a push plate 31 for pushing the sliding seat 3 to move, and the lower surface of the sliding seat 3 is provided with a reset connecting rod 32 for driving the sliding seat 3 to reset.
The terminals 41 are in a group, and are matched with the two terminals 11 in the same group, and are used for connecting the mutual inductance device 4 and the test equipment 1.
The clamping mechanism 51 internally comprises a screw and a threaded ring, which is located on the lower surface of the clamping plate 5 for adjusting the position of the clamping plate 5, and the mutual inductance means 4 is fixed on the surface of the slide 3 by means of the clamping plate 5.
Two groups of locking mechanisms 8 are symmetrically distributed on two sides of the lower surface of the sliding seat 3 and used for limiting the movement of the sliding seat 3, so that the stability of the matching connection between the connector lug 41 and the wiring terminal 11 is guaranteed.
The surface of pinion rack 81 is equipped with even one-way tooth's socket, and the one end that spacing ratch 82 is close to pinion rack 81 matches with the one-way tooth's socket on pinion rack 81 surface, and spacing ratch 82 cooperates with pinion rack 81 for the removal of restriction slide 3.
Unlocking lever 83 and the side surface sliding connection who places box 2 with place and be equipped with reset spring between the box 2 for remove through driving arch 831 and make spacing ratch 82 rotate, arch 831 is located unlocking lever 83's surface, keeps away from the one end sliding connection of pinion rack 81 with spacing ratch 82, is used for driving spacing ratch 82 and rotates.
When the device is used, the mutual inductance device 4 is placed on the surface of the sliding seat 3, the screw rod inside the clamping mechanism 51 is rotated through the related driving device, the clamping plates 5 are driven to move by utilizing the threaded engagement of the screw rod and the threaded ring, the clamping plates 5 are matched with each other, the mutual inductance device 4 is fixed on the surface of the sliding seat 3, the sliding seat 3 moves inside the placing box 2 by pushing the push plate 31, and the sliding seat 3 drives the mutual inductance device 4 to move towards the direction of the testing device 1.
Through removing the regulation slide 6, can drive two terminals 11 in the same group and remove, through rotating convex disk 7, convex disk 7 cooperates with connection bullet piece 71, and the distance between two terminals 11 in the adjustable same group is according to the position of the connector lug 41 on mutual inductance device 4 surface, adjusts the position of connector lug 11, when mutual inductance device 4 moved to test equipment 1's direction, makes connector lug 41 and connector lug 11 cooperate together.
When the sliding seat 3 moves, the toothed plate 81 can be driven to move, the toothed plate 81 moves towards the limiting toothed rod 82, when the one-way toothed slot on the surface of the toothed plate 81 is matched with the limiting toothed rod 82, the limiting toothed rod 82 is meshed with the one-way toothed slot on the surface of the toothed plate 81, the sliding seat 3 can be limited to move reversely, but when the connector lug 41 is matched with the terminal 11, the limiting toothed rod 82 is meshed with the toothed plate 81, so that the connector lug 41 is guaranteed to be in a matching state with the terminal 11, and stable connection between the connector lug 41 and the terminal 11 is guaranteed.
At this moment, the testing device 1 can be adjusted, the primary side and the secondary side of the mutual inductance device 4 are connected, polarity test is carried out on the mutual inductance device 4, after the polarity test of the mutual inductance device 4 is completed, the unlocking rod 83 is pushed, the unlocking rod 83 can drive the protrusion 831 to move, and the limiting toothed rod 82 is driven to rotate through the protrusion 831, the limiting toothed rod 82 is separated from the one-way tooth socket on the surface of the toothed plate 81, the sliding seat 3 can move towards the direction far away from the testing device 1 under the action of the reset connecting rod 32, meanwhile, the connector lug 41 is separated from the connector post 11, then the position of the clamping plate 5 is adjusted by the clamping mechanism 51, and the mutual inductance device 4 is taken down from the surface of the sliding seat 3.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a wireless polarity testing arrangement of mutual-inductor, includes test equipment (1), terminal (11), mutual inductance device (4) and connector lug (41), its characterized in that: the surface of test equipment (1) is provided with places box (2), the inside sliding connection who places box (2) has slide (3), the lower surface of slide (3) is provided with guide bar (33), the sliding surface of slide (3) is connected with splint (5), the lower surface of splint (5) is provided with clamping mechanism (51), the lower surface of slide (3) is provided with locking mechanism (8), locking mechanism (8) include pinion rack (81), spacing ratch (82), unblock pole (83) and arch (831), pinion rack (81) are located the lower surface of slide (3), with spacing ratch (82) looks adaptation, spacing ratch (82) are connected with the internal surface rotation of placing box (2), unblock pole (83) are through protruding (831) and spacing ratch (82) sliding connection.
2. The wireless polarity testing device of the mutual inductor according to claim 1, characterized in that: the binding posts (11) are distributed in the testing equipment (1) and are in sliding connection with the testing equipment (1).
3. The wireless polarity testing device of the mutual inductor according to claim 1, characterized in that: the two binding posts (11) are in a group, an adjusting sliding plate (6) is arranged between the two binding posts (11) in the same group, and the adjusting sliding plate (6) is in sliding connection with the testing equipment (1) and is in sliding connection with the two binding posts (11) on the surface of the adjusting sliding plate.
4. The wireless polarity testing device of the mutual inductor according to claim 3, characterized in that: the surface of the adjusting sliding plate (6) is rotatably connected with a convex disc (7), the convex disc (7) is positioned between two binding posts (11) in the same group, and a connecting elastic piece (71) is arranged between the two binding posts (11) in the same group.
5. The wireless polarity testing device of the mutual inductor according to claim 1, characterized in that: the side surface of the sliding seat (3) is provided with a push plate (31), and the lower surface of the sliding seat (3) is provided with a reset connecting rod (32).
6. The wireless polarity testing device of the mutual inductor according to claim 1, characterized in that: the two connector lugs (41) are in a group and are matched with the two binding posts (11) in the same group.
7. The wireless polarity testing device of the mutual inductor according to claim 1, characterized in that: the clamping mechanism (51) internally comprises a screw and a threaded ring, and the threaded ring is positioned on the lower surface of the clamping plate (5).
8. The wireless polarity testing device of the mutual inductor according to claim 1, characterized in that: two groups of locking mechanisms (8) are symmetrically distributed on two sides of the lower surface of the sliding seat (3).
9. The wireless polarity testing device of the mutual inductor according to claim 1, characterized in that: the surface of the toothed plate (81) is provided with uniform unidirectional toothed grooves, and one end of the limiting toothed bar (82) close to the toothed plate (81) is matched with the unidirectional toothed grooves on the surface of the toothed plate (81).
10. The wireless polarity testing device of the mutual inductor according to claim 1, characterized in that: unlocking lever (83) and the side surface sliding connection who places box (2) and place and be equipped with reset spring between the box (2), protruding (831) are located the surface of unlocking lever (83), keep away from the one end sliding connection of pinion rack (81) with spacing ratch (82).
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CN202111394115.XA CN114200377B (en) | 2021-11-23 | 2021-11-23 | Wireless polarity testing device for mutual inductor |
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CN202111394115.XA CN114200377B (en) | 2021-11-23 | 2021-11-23 | Wireless polarity testing device for mutual inductor |
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CN114200377B CN114200377B (en) | 2024-01-19 |
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Effective date of registration: 20231224 Address after: No. 301, Building 11, Phase II, Taicang University Science Park, No. 27 Zigang Road, Science and Education New City, Taicang City, Suzhou City, Jiangsu Province, 215000 Applicant after: Tianhang Changying (Jiangsu) Technology Co.,Ltd. Address before: 511400 702, Floor 7, Building F, No. 22, Tengda East Road, Shilou Town, Panyu District, Guangzhou, Guangdong Applicant before: GUANGZHOU YIWO NEW ENERGY TECHNOLOGY CO.,LTD. |
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