CN114325546A - Portable nuclear wire instrument for testing wireless polarity of mutual inductor - Google Patents
Portable nuclear wire instrument for testing wireless polarity of mutual inductor Download PDFInfo
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- CN114325546A CN114325546A CN202111491717.7A CN202111491717A CN114325546A CN 114325546 A CN114325546 A CN 114325546A CN 202111491717 A CN202111491717 A CN 202111491717A CN 114325546 A CN114325546 A CN 114325546A
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- 238000012360 testing method Methods 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims description 26
- 239000012528 membrane Substances 0.000 claims description 22
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 238000005485 electric heating Methods 0.000 claims description 10
- 238000005728 strengthening Methods 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 239000007789 gas Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 230000009471 action Effects 0.000 description 10
- 238000001125 extrusion Methods 0.000 description 8
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 6
- 230000005484 gravity Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001272 nitrous oxide Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a portable mutual inductor wireless polarity test nuclear wire instrument which comprises a body and a handle arranged at the top of the body, wherein a reinforcing mechanism is arranged inside the body and comprises an air guide pipe, a sealing cover, a sealing rod, a first spring and a positioning piece; can extrude the sealed cowling through the weight of nuclear line appearance self, make the gas in the sealed cowling drive the sealing rod and remove, thereby make the reverse movement of sealing rod obstructed under the mutually supporting of sloping block and locating lever, make its inside negative pressure state that is in under the effect of sealed cowling restoring force, thereby can adsorb stably and fix on the microscope carrier surface and fix the nuclear line appearance, avoided the nuclear line appearance to lack fixed make stability relatively poor easily receive the collision to take place to remove and lead to the emergence to its condition that uses production influence in the use, simultaneously also greatly reduced the nuclear line appearance receive the probability that the collision drops from the microscope carrier surface.
Description
Technical Field
The invention relates to the technical field of a nuclear line instrument, in particular to a portable nuclear line instrument for testing the wireless polarity of a mutual inductor.
Background
In an electric power system, a current transformer plays an extremely important role, which is a basic premise for ensuring the correct action and accurate metering of a relay protection device, therefore, the wireless polarity test of the current transformer is also important, the polarity test of the transformer generally needs to be performed by a wire checking instrument, the former wire checking instrument has a large volume and a heavy weight, and is not convenient to carry for mobile test, but along with the continuous progress of scientific technology, the wire checking instrument has a smaller and smaller volume and a lighter weight, and when the wire checking instrument is used, an operator can place the wire checking instrument on the surface of a carrying platform for use and can move the position at will.
The wireless polarity test nuclear line appearance of current portable mutual-inductor all directly places and uses on the microscope carrier surface in the use, its outside does not possess some and can carry out the relevant mechanism of rigidity to it, consequently in the in-service use process, when the worker passes by or the action range is too big and during the collision or rub the area between it, will make the position of nuclear line appearance take place to remove, just can make the nuclear line appearance drop from the microscope carrier surface when serious, thereby make the stability of nuclear line appearance in the use relatively poor, can't satisfy the needs of the actual use condition.
Disclosure of Invention
In order to solve the problem that the stability of the nuclear line instrument is poor in the using process and achieve the purpose that the stability of the nuclear line instrument in the using process can be improved, the invention is realized by the following technical scheme: the utility model provides a portable mutual-inductor wireless polarity test is with nuclear line appearance, includes the body and sets up the handle at the body top, the inside of body is provided with strengthening mechanism, strengthening mechanism includes air duct, sealed cowling, sealing rod, first spring, setting element, control, the medial surface of body is provided with the air duct, the bottom of air duct is provided with the sealed cowling, the medial surface sliding connection of air duct has sealing rod, sealing rod's top is provided with first spring, the medial surface of body is provided with the setting element, the inside of handle is provided with the control.
Further, the air duct is linked together with the seal cover for inside that its inside gas can get into the air duct after the seal cover receives the extrusion, the top of first spring and the medial surface fixed connection of body, the position, the specification of seal cover all match with the body, make the seal cover receive the inside that can submerge the body completely after extrusion deformation, thereby make the bottom of body can contact with the microscope carrier surface completely, just so can make the normal use of body can not receive the influence.
Further, the setting element includes electro-magnet, second spring, fly leaf, locating lever, sloping block, the medial surface of body is provided with the electro-magnet, the outside of electro-magnet is provided with the second spring, the outside of second spring is provided with the fly leaf, the outside of fly leaf is provided with the locating lever, the surface of sealing rod is provided with the sloping block, the position, the specification of sloping block all with the locating lever phase-match, the locating lever can restrict the reverse movement of sealing rod with the medial surface sliding connection of body to can mutually support with the sealing boot restoring force and make the sealing boot can stabilize the absorption and fix on the surface of microscope carrier.
Further, the control piece includes third spring, clamp plate, conducting block, power supply seat, the medial surface of handle is provided with the third spring, the bottom of third spring is provided with the clamp plate, the medial surface of clamp plate is provided with the power supply seat, the medial surface of handle is provided with the conducting block, can control the fixed of body to conveniently take away the body when needs.
Furthermore, the pressing plate is connected with the inner side face of the handle in a sliding mode, the distance value between the bottom face of the pressing plate and the bottom face of the handle is equal to the distance value between the conductive block and the power supply seat, the pressing plate can be completely immersed into the handle when being extruded, the pressing plate cannot protrude, so that hands of an operator feel uncomfortable, and the electromagnet is coupled with the conductive block.
Further, a protection mechanism is arranged inside the body, the protection mechanism comprises an elastic membrane, a reaction cavity, an electric heating plate, ammonium nitrate powder, a balancing weight, a slow-pressure cavity, a fourth spring, a sealing plate, a power supply plate, a metal block, an electric connection plate and a magnetic block, the elastic membrane is arranged on the inner side surface of the body, the reaction cavity is formed in the inner side surface of the body, the electric heating plate is arranged on the inner side surface of the reaction cavity, the electric heating plate can be rapidly heated to 185-200 ℃ after being electrified, the ammonium nitrate powder is filled in the reaction cavity, the ammonium nitrate powder can be rapidly decomposed at the temperature of 185-200 ℃ to generate a large amount of gas, the balancing weight is arranged on the inner side surface of the body, the slow-pressure cavity is arranged on the inner side surface of the body, the fourth spring is arranged on the inner side surface of the slow-pressure cavity, the sealing plate is arranged outside the fourth spring, and the power supply plate is arranged on the inner side surface of the body, the medial surface of body is provided with the magnetic path, the medial surface sliding connection of body has the metal block, the medial surface of body is provided with and connects the electroplax, can produce a large amount of gas through ammonium nitrate powder decomposition and prop up the impact force of elastic membrane to the body whereabouts and cushion the shock attenuation to can play certain safety protection effect to the body, make the security of body in the in-service use better.
Furthermore, the elastic membrane is made of high-temperature resistant elastic materials, the balancing weight is arranged at the left end of the body, and the ammonium nitrate powder is attached to the surface of the electric hot plate.
Furthermore, the pressure-relieving cavity is communicated with the reaction cavity, the elastic membrane is fixedly connected with the inner side surface of the reaction cavity, the power panel and the electricity-connecting plate are both in a circular ring shape, the magnetic block is positioned inside the circular ring in the electricity-connecting plate, and the position and the specification of the metal block are matched with the power panel and the electricity-connecting plate.
The invention provides a portable nuclear wire instrument for testing the wireless polarity of a mutual inductor. The method has the following beneficial effects:
1. this portable mutual-inductor wireless polarity test is with nuclear line appearance, weight through nuclear line appearance self can extrude the sealed cowling, make the gas in the sealed cowling can drive the sealing rod and remove, thereby make the reverse movement of sealing rod obstructed under the mutually supporting of sloping block and locating lever, make its inside negative pressure state that is in under the effect of sealed cowling restoring force, thereby can stably adsorb and fix at the microscope carrier surface and fix the nuclear line appearance, avoided the nuclear line appearance to lack fixed make stability relatively poor easily receive the collision in the use and take place to remove and lead to the emergence of its condition that produces the influence of use, simultaneously also greatly reduced the nuclear line appearance receive the probability that the collision dropped from the microscope carrier surface.
2. This portable mutual-inductor wireless polarity test is with nuclear line appearance, design through the balancing weight, can carry out state adjustment fast when making the nuclear line appearance drop, make its left end down, communicate power strip and connecing the electric plate at the metal block simultaneously, make the electric plate generate heat rapidly and heat the ammonium nitrate powder of reaction chamber inside, make the ammonium nitrate decompose and produce a large amount of nitrous oxide gas and make the inside atmospheric pressure of reaction chamber rise rapidly and advance the type extrusion to the elastic membrane and make its inflation, elastic membrane through after the inflation is earlier with ground contact, can play fine buffering shock attenuation effect to the nuclear line appearance, thereby can play a fine guard action to the nuclear line appearance, make the security of nuclear line appearance in the use improve greatly.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a partial cross-sectional structural schematic of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a connection structure of a portion of the structure shown in FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention;
FIG. 6 is a schematic view of another embodiment of the present invention in partial section;
FIG. 7 is an enlarged view of the structure of FIG. 6 at C according to the present invention.
In the figure: 1. a body; 2. a handle; 3. a reinforcement mechanism; 31. an air duct; 32. a sealing cover; 33. a sealing rod; 34. a first spring; 35. a positioning member; 351. an electromagnet; 352. a second spring; 353. a movable plate; 354. positioning a rod; 355. a sloping block; 36. a control member; 361. a third spring; 362. pressing a plate; 363. a conductive block; 364. a power supply base; 4. a protection mechanism; 41. an elastic film; 42. a reaction chamber; 43. an electric hot plate; 44. ammonium nitrate powder; 45. a balancing weight; 46. a pressure relief cavity; 47. a fourth spring; 48. a sealing plate; 49. a power panel; 410. a metal block; 411. a power connection plate; 412. a magnetic block.
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 nuclear line instrument for testing the wireless polarity of the portable mutual inductor comprises the following steps:
referring to fig. 1-7, a portable transformer wireless polarity test wire check instrument includes a body 1 and a handle 2 disposed on the top of the body 1, a reinforcing mechanism 3 is disposed inside the body 1, the reinforcing mechanism 3 includes an air duct 31, a sealing cover 32, a sealing rod 33, a first spring 34, a positioning member 35, and a control member 36, the inner side of the body 1 is provided with the air duct 31, the bottom of the air duct 31 is provided with the sealing cover 32, the inner side of the air duct 31 is slidably connected with the sealing rod 33, the top of the sealing rod 33 is provided with the first spring 34, the air duct 31 is communicated with the sealing cover 32, so that the air inside the sealing cover 32 can enter the air duct 31 after being extruded, the top of the first spring 34 is fixedly connected with the inner side of the body 1, the position and the specification of the sealing cover 32 are both matched with the body 1, so that the sealing cover 32 can be completely immersed into the body 1 after being extruded and deformed, therefore, the bottom of the body 1 can be completely contacted with the surface of the carrier, and the normal use of the body 1 can not be influenced.
The medial surface of body 1 is provided with setting element 35, setting element 35 includes electro-magnet 351, second spring 352, movable plate 353, locating lever 354, sloping block 355, the medial surface of body 1 is provided with electro-magnet 351, electro-magnet 351's outside is provided with second spring 352, second spring 352's outside is provided with movable plate 353, movable plate 353 is made by metal iron material, movable plate 353's outside is provided with locating lever 354, the surface of sealing rod 33 is provided with sloping block 355, sloping block 355's position, the specification all matches with locating lever 354, locating lever 354 and body 1's medial surface sliding connection, can restrict sealing rod 33's reverse movement, thereby can mutually support with the sealing boot 32 restoring force and make sealing boot 32 can stably adsorb the surface of fixing at the microscope carrier.
The inside of handle 2 is provided with control piece 36, control piece 36 includes third spring 361, clamp plate 362, conducting block 363, power supply seat 364, the medial surface of handle 2 is provided with third spring 361, the bottom of third spring 361 is provided with clamp plate 362, the medial surface of clamp plate 362 is provided with power supply seat 364, the medial surface of handle 2 is provided with conducting block 363, can control the fixing of body 1, thereby conveniently take away body 1 when needs, clamp plate 362 and the medial surface of handle 2 sliding connection, the distance value between the bottom surface of clamp plate 362 and the bottom surface of handle 2 equals the distance value between conducting block 363 and power supply seat 364, make clamp plate 362 can sink into the inside of handle 2 completely when receiving the extrusion, thereby make clamp plate 362 can not protruding make operator's hand feel uncomfortable, electro-magnet 351 and conducting block 363 couple.
The body 1 is internally provided with a protection mechanism 4, the protection mechanism 4 comprises an elastic membrane 41, a reaction cavity 42, an electric heating plate 43, ammonium nitrate powder 44, a balancing weight 45 and a pressure-relieving cavity 46, fourth spring 47, sealing plate 48, power strip 49, metal block 410, connect electric plate 411, magnetic path 412, the medial surface of body 1 is provided with elastic membrane 41, reaction chamber 42 is seted up to the medial surface of body 1, the medial surface of reaction chamber 42 is provided with electric plate 43, electric plate 43 connects electric plate 411 coupling, electric plate 43 can heat up to 185 fast after the circular telegram and add power 200 ℃, the inside packing of reaction chamber 42 has ammonium nitrate powder 44, ammonium nitrate powder 44 can decompose fast and produce a large amount of gases at 185 and add power 200 ℃, the medial surface of body 1 is provided with balancing weight 45, elastic membrane 41 is made by high temperature resistant elastic material, balancing weight 45 sets up the left end at body 1, ammonium nitrate powder 44 with adhere to the surface at electric plate 43.
The inner side surface of the body 1 is provided with a pressure relief cavity 46, the inner side surface of the pressure relief cavity 46 is provided with a fourth spring 47, the outer part of the fourth spring 47 is provided with a sealing plate 48, the inner side surface of the body 1 is provided with a power supply plate 49, the inner side surface of the body 1 is provided with a magnetic block 412, the inner side surface of the body 1 is connected with a metal block 410 in a sliding manner, when the inclination angle of the nuclear instrument is smaller than 15 degrees, the metal block 410 cannot overcome the suction force of the magnetic block 412 under the action of gravity and moves to be in contact with the power connection plate 411 and the power supply plate 49, when the inclination angle of the nuclear instrument is larger than 15 degrees, the metal block 410 moves to be in contact with the power supply plate 49 and the power connection plate 411 under the action of gravity, so that the power connection plate 411 is electrified to electrify the electric heating plate 43, the inner side surface of the body 1 is provided with the power connection plate 411, a large amount of gas generated by decomposing ammonium nitrate powder 44 can buffer and absorb the impact force of the falling of the elastic membrane 41, therefore, the body 1 can be protected to a certain extent, and the safety of the body 1 in the actual use process is better.
The voltage-reducing cavity 46 is communicated with the reaction cavity 42, the elastic membrane 41 is fixedly connected with the inner side surface of the reaction cavity 42, the power panel 49 and the power board 411 are both in a circular ring shape, the magnetic block 412 is positioned inside the circular ring in the power board 411, and the position and the specification of the metal block 410 are matched with the power panel 49 and the power board 411.
In the using process, when an operator places the nuclear line instrument on the surface of the carrying platform, under the action of the self weight of the nuclear line instrument, the sealing cover 32 is extruded and deformed, at the moment, the gas inside the nuclear line instrument is pushed into the air guide pipe 31 under the action of the external extrusion force, the gas enters the air guide pipe 31 and then extrudes the sealing rod 33, so that the sealing rod 33 moves and compresses the first spring 34, the inclined block 355 moves in the moving process of the sealing rod 33, the inclined plane at the top of the inclined block 355 is extruded with the positioning rod 354 in the moving process, so that the positioning rod 354 is subjected to the horizontal thrust while being subjected to the upward extrusion force, the positioning rod 354 moves into the body 1, so that the inclined block 355 can normally move upwards in one direction, at the moment, the mutual matching between the positioning rod 354 and the inclined block 355 is realized, and the reverse movement of the sealing rod 33 is blocked, therefore, under the action of the restoring force of the sealing cover 32, the interior of the sealing cover 32 is in a negative pressure state, so that the sealing cover 32 can be stably adsorbed and fixed on the surface of the carrying platform, and the body 1 can be adsorbed and fixed, so that the stability of the nuclear line instrument in the actual use process is good;
when the nuclear wire instrument needs to be taken up, an operator holds the handle 2 by hand, so that the pressing plate 362 is extruded and moves towards the inside of the handle 2, the pressing plate 362 can drive the conductive block 363 to move in the moving process, when the conductive block 363 moves to be in contact with the power supply seat 364, the conductive block 363 is electrified and energizes the electromagnet 351, the electromagnet 351 is electrified to generate magnetism to be mutually attracted with the movable plate 353 and drive the movable plate 353 to move, the movable plate 353 moves to drive the positioning rod 354 to move, so that the positioning rod 354 moves to be separated from the inclined block 355, at the moment, the inclined block 355 and the positioning rod 354 do not limit reverse movement of the sealing rod 33 any more, so that the sealing rod 33 can move downwards to adjust air pressure in the sealing cover 32, the sealing cover 32 cannot be adsorbed on the surface of the carrying platform, and the operator can take up the nuclear wire instrument to move;
when the nuclear line instrument accidentally drops in the using process, the nuclear line instrument automatically adjusts the dropping state under the action of the balancing weight 45, so that one side of the elastic membrane 41 can face downwards, when the nuclear line instrument is inclined at an angle greater than 15 degrees in the pouring process, the metal block 410 overcomes the attraction of the magnetic block 412 under the action of gravity and moves to be in contact with the power connection plate 411 and the power supply plate 49, so that the power connection plate 411 is electrified and the electric heating plate 43 is electrified, the temperature of the electric heating plate 43 is rapidly increased to 185-200 ℃ after being electrified, and the electric heating plate 43 after being heated can heat the ammonium nitrate powder 44, so that the ammonium nitrate powder 44 is decomposed to generate a large amount of gas, and the chemical reaction formula is as follows:
NH4NO3 → N2O +2H2O2 (condition: 185 ℃ -
At the moment, shining N2O gas is generated in the reaction cavity 42, so that the air pressure in the reaction cavity 42 is increased, the elastic membrane 41 is extruded, the elastic membrane 41 is expanded and deformed, when the nuclear line instrument falls to the ground, the expanded elastic membrane 41 is firstly contacted with the ground, the impact force generated when the nuclear line instrument falls can be buffered, and the nuclear line instrument is prevented from being seriously damaged due to collision between the nuclear line instrument and the ground;
when the elastic membrane 41 that expands and ground contact, under the effect of nuclear line appearance impact force, the extrusion force grow that elastic membrane 41 received and receive backward extrusion, thereby make the inside atmospheric pressure increase of reaction chamber 42, at this moment under mutually supporting between closing plate 48 and fourth spring 47, can cushion the inside high atmospheric pressure of reaction chamber 42, thereby make elastic membrane 41 can cushion the impact force of nuclear line appearance better, avoided elastic membrane 41 to continue the inflation deformation make it receive the too big condition that leads to the fact the secondary damage to the nuclear line appearance of bounce after assaulting to take place.
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 (8)
1. The utility model provides a portable mutual-inductor wireless polarity test is with nuclear line appearance, includes body (1) and sets up handle (2) at body (1) top, its characterized in that: the inside of body (1) is provided with strengthening mechanism (3), strengthening mechanism (3) include air duct (31), sealed cowling (32), sealing rod (33), first spring (34), setting element (35), control (36), the medial surface of body (1) is provided with air duct (31), the bottom of air duct (31) is provided with sealed cowling (32), the medial surface sliding connection of air duct (31) has sealing rod (33), the top of sealing rod (33) is provided with first spring (34), the medial surface of body (1) is provided with setting element (35), the inside of handle (2) is provided with control (36).
2. The portable transformer wireless polarity test nuclear line instrument according to claim 1, characterized in that: the air guide pipe (31) is communicated with the sealing cover (32), the top of the first spring (34) is fixedly connected with the inner side face of the body (1), and the position and the specification of the sealing cover (32) are matched with the body (1).
3. The portable transformer wireless polarity test nuclear line instrument according to claim 1, characterized in that: the positioning piece (35) comprises an electromagnet (351), a second spring (352), a movable plate (353), a positioning rod (354) and an inclined block (355), the electromagnet (351) is arranged on the inner side face of the body (1), the second spring (352) is arranged outside the electromagnet (351), the movable plate (353) is arranged outside the second spring (352), the positioning rod (354) is arranged outside the movable plate (353), the inclined block (355) is arranged on the outer surface of the sealing rod (33), the position and the specification of the inclined block (355) are matched with the positioning rod (354), and the positioning rod (354) is in sliding connection with the inner side face of the body (1).
4. The portable transformer wireless polarity test nuclear line instrument according to claim 3, characterized in that: the control piece (36) comprises a third spring (361), a pressing plate (362), a conductive block (363) and a power supply seat (364), the third spring (361) is arranged on the inner side face of the handle (2), the pressing plate (362) is arranged at the bottom of the third spring (361), the power supply seat (364) is arranged on the inner side face of the pressing plate (362), and the conductive block (363) is arranged on the inner side face of the handle (2).
5. The portable transformer wireless polarity test nuclear line instrument according to claim 4, characterized in that: the pressing plate (362) is connected with the inner side face of the handle (2) in a sliding mode, the distance between the bottom face of the pressing plate (362) and the bottom face of the handle (2) is equal to the distance between the conductive block (363) and the power supply seat (364), and the electromagnet (351) is coupled with the conductive block (363).
6. The portable transformer wireless polarity test nuclear line instrument according to claim 1, characterized in that: the protection device is characterized in that a protection mechanism (4) is arranged inside the body (1), the protection mechanism (4) comprises an elastic film (41), a reaction cavity (42), an electric heating plate (43), ammonium nitrate powder (44), a balancing weight (45), a pressure-relieving cavity (46), a fourth spring (47), a sealing plate (48), a power supply plate (49), a metal block (410), an electric connecting plate (411) and a magnetic block (412), the elastic film (41) is arranged on the inner side surface of the body (1), the reaction cavity (42) is formed in the inner side surface of the body (1), the electric heating plate (43) is arranged on the inner side surface of the reaction cavity (42), the ammonium nitrate powder (44) is filled in the reaction cavity (42), the balancing weight (45) is arranged on the inner side surface of the body (1), the pressure-relieving cavity (46) is arranged on the inner side surface of the pressure-relieving cavity (46), the fourth spring (47) is arranged on the inner side surface of the pressure-relieving cavity (46), a sealing plate (48) is arranged outside the fourth spring (47), a power panel (49) is arranged on the inner side surface of the body (1), a magnetic block (412) is arranged on the inner side surface of the body (1), a metal block (410) is connected to the inner side surface of the body (1) in a sliding mode, and a power connection plate (411) is arranged on the inner side surface of the body (1).
7. The portable transformer wireless polarity test nuclear line instrument according to claim 6, characterized in that: the elastic membrane (41) is made of high-temperature-resistant elastic materials, the balancing weight (45) is arranged at the left end of the body (1), and the ammonium nitrate powder (44) is attached to the surface of the electric hot plate (43).
8. The portable transformer wireless polarity test nuclear line instrument according to claim 6, characterized in that: the pressure-relieving cavity (46) is communicated with the reaction cavity (42), the elastic membrane (41) is fixedly connected with the inner side surface of the reaction cavity (42), the power panel (49) and the electric connection board (411) are both in a circular ring shape, the magnetic blocks (412) are located inside the circular ring in the electric connection board (411), and the position and the specification of the metal block (410) are matched with the power panel (49) and the electric connection board (411).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111491717.7A CN114325546B (en) | 2021-12-08 | 2021-12-08 | Nuclear line instrument for wireless polarity test of portable transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111491717.7A CN114325546B (en) | 2021-12-08 | 2021-12-08 | Nuclear line instrument for wireless polarity test of portable transformer |
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| Publication Number | Publication Date |
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| CN114325546A true CN114325546A (en) | 2022-04-12 |
| CN114325546B CN114325546B (en) | 2024-03-01 |
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| CN202111491717.7A Active CN114325546B (en) | 2021-12-08 | 2021-12-08 | Nuclear line instrument for wireless polarity test of portable transformer |
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