CN113299470B - Inductance low-leakage-noise transformer and preparation method thereof - Google Patents
Inductance low-leakage-noise transformer and preparation method thereof Download PDFInfo
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- CN113299470B CN113299470B CN202110443198.0A CN202110443198A CN113299470B CN 113299470 B CN113299470 B CN 113299470B CN 202110443198 A CN202110443198 A CN 202110443198A CN 113299470 B CN113299470 B CN 113299470B
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- 238000002360 preparation method Methods 0.000 title abstract description 8
- 238000004804 winding Methods 0.000 claims abstract description 64
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract 4
- 238000007654 immersion Methods 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 5
- 239000012212 insulator Substances 0.000 claims description 3
- 230000009545 invasion Effects 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 47
- 230000009467 reduction Effects 0.000 description 27
- 230000008859 change Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/33—Arrangements for noise damping
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/404—Protective devices specially adapted for fluid filled transformers
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Abstract
The invention discloses an inductance low-noise-leakage transformer and a preparation method thereof, wherein the inductance low-noise-leakage transformer comprises an outer shell, wherein two sides of the inner side wall of the outer shell are welded on two side surfaces of a sealing shell, a three-phase winding is arranged on the upper surface of the sealing shell, and the three-phase winding comprises a first I-shaped beam frame, an iron core, a primary winding coil and a secondary winding coil; this device utilizes adjustment mechanism cooperation three-phase winding to carry out mechanical linkage, use vibration sensor and volume sensor as detection foundation and control basis, improve the seam clearance of primary winding coil and secondary winding coil through adjustment mechanism, and then reduce from harmonic frequency and improve the mode of inductance and come the noise production point of control transformer from the root, and when the vibration frequency of three-phase winding and the vibration frequency of external factor took place the coupling phenomenon, the vibration exciter can wholly exert the low-frequency interference vibration wave to three-phase winding, thereby disturb resonance phenomenon, from the noise production point of control transformer from the root.
Description
Technical Field
The invention relates to the technical field of transformer noise reduction, in particular to an inductance low-noise-leakage transformer and a preparation method thereof.
Background
In an ideal inductor, the impedance linearly increases with the increase of the frequency, but in an actual inductor, a parasitic capacitor EPC exists in parallel connection with an electric appliance, so that a self-resonance phenomenon can occur; therefore, the inductance characteristic inherent to the inductance is exhibited up to the resonance frequency (the impedance increases with increasing frequency), but the influence of the parasitic capacitance is dominant after the resonance frequency, and the capacitive characteristic is exhibited (the impedance decreases with increasing frequency); that is, the inductance does not function in a frequency range higher than the resonant frequency, and a large-scale noise is propagated at the resonant frequency of the iron core during the period, which is also a main cause of the noise generation of the transformer;
the traditional transformer noise reduction device is added with a noise reduction shell, a noise reduction assembly and other passive noise reduction modes, if the noise reduction device can be switched in from the aspect of resonant frequency and inductance, the noise reason of the transformer is solved fundamentally, and the noise reduction requirement can be effectively met.
Therefore, the inductance low-noise-leakage transformer and the preparation method thereof are provided.
Disclosure of Invention
The invention aims to provide an inductance low-noise-leakage transformer and a preparation method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the transformer with the inductance and the low noise leakage comprises an outer shell, wherein two sides of the inner side wall of the outer shell are welded on two side surfaces of a sealing shell, a three-phase winding is mounted on the upper surface of the sealing shell, and the three-phase winding comprises a first I-shaped beam frame, an iron core, a primary winding coil and a secondary winding coil;
the iron core is welded on the inner side wall of the first I-shaped beam frame, the inner side wall of the primary winding coil is coated on the outer surface of the secondary winding coil, the inner side wall of the secondary winding coil is wound on the outer surface of the iron core, and three adjusting mechanisms are mounted on the inner side of the three-phase winding;
the adjusting mechanism comprises two fixed frames, two stepping motors, two ball screws and two movable sliding frames;
the upper surface of the fixed rack is welded on the top of the inner side wall of the sealed shell, an output shaft of the stepping motor is rotationally connected to a threaded rod of the ball screw through a sealed flange, a moving nut of the ball screw is welded with the inner side wall of the moving sliding frame, four concave grooves are formed in the outer surface of the moving sliding frame, and the inner side wall of each concave groove is matched with the outer surface of the primary winding coil;
when the stepping motor drives the ball screw to drive the movable sliding frame to move up and down, the degree of freedom of the movable sliding frame is locked into one by means of the sliding block matched with the sliding rail, the running stability of the mechanism is fully improved, and then the follow-up adjustment requirement for the three-phase winding is met.
As further preferable in the present technical solution: the adjusting mechanism further comprises two sliding rails, a sliding block and a second I-shaped beam frame;
the surface of slide rail with the inboard wall looks adaptation of slider, the surface bottom of slide rail weld in the inside wall of fixed frame, the surface welding of slider in remove the surface of balladeur train, the surface welding of second I-shaped roof beam structure in the surface of first I-shaped roof beam structure, the top of slide rail with the inside wall top welding of second I-shaped roof beam structure, ball screw's threaded rod pass through the bearing with the inside wall top of second I-shaped roof beam structure rotates to be connected.
As further preferable in the present technical solution: the vibration sensor is mounted at the top of the inner side wall of the sealed shell, the volume sensor is mounted at the top of the inner side wall of the sealed shell, and the vibration exciter is mounted at the top of the inner side wall of the sealed shell;
and the controller is responsible for controlling the adjusting mechanism to adjust the three-phase winding according to the timing of the use time or physical data transmitted by the volume sensor and the vibration sensor.
As further preferable in the present technical solution: radiators are uniformly arranged on one side and the rear surface of the outer shell; the radiator is responsible for the inside heat dissipation of three-phase winding and shell body.
As further preferable in the present technical solution: an oil immersion mechanism is arranged on the outer surface of the outer shell and comprises an oil storage tank, two connecting frames, an oil delivery pipe, an electromagnetic valve and four oil drain valves;
the lower surface of the oil storage tank is welded with the outer surface of the connecting frame, the outer surface of the connecting frame is welded with the outer surface of the outer shell, a water inlet of the oil delivery pipe is communicated with a water outlet of the oil storage tank, a water inlet of the electromagnetic valve is communicated with a water outlet of the oil delivery pipe, and the four oil drain valves are respectively arranged on one side and the rear surface of the outer shell;
on the basis of making an uproar falls in the initiative, the immersion oil mechanism reduces the medium as immersion oil formula transformer with the overall device, utilizes transformer oil as the noise propagation, forms two sets of initiatively to fall and a set of indirect passive falling with this device collocation and falls, and wherein the oil storage tank is responsible for storing transformer special oil, pours into the inside of shell body into through defeated oil pipe and solenoid valve, and follow-up staff can rely on the bleeder valve to change the hydraulic oil in the shell body.
As further preferable in the present technical solution: the utility model discloses a vibration exciter, including shell body, vibration sensor, volume sensor, electric property output end, the preceding surface mounting of shell body has the controller, the electric property input end of controller with the vibration sensor with volume sensor's electric property output end electric connection, the electric property output end of controller with the vibration exciter with step motor's electric property input end electric connection.
In addition, the invention also provides a preparation method of the inductance low-noise-leakage transformer, which comprises the following steps:
s1, mounting a primary winding coil and a secondary winding coil, and storing oil in the oil storage tank;
2S, establishing a sealing connection relation between the controller and the vibration sensor and between the controller and the volume sensor, and switching on the electromagnetic valve;
and S3, connecting a corresponding lead through an external porcelain insulator, starting the controller, and carrying out oil invasion operation on the outer shell by the oil immersion mechanism.
As further preferable in the present technical solution: in said S3, the relief valve is responsible for the relief.
Compared with the prior art, the invention has the beneficial effects that:
the device utilizes the adjusting mechanism to be matched with the three-phase winding for mechanical linkage, takes the vibration sensor and the volume sensor as a detection basis and a control basis, improves the seam gap of a primary winding coil and a secondary winding coil through the adjusting mechanism, further reduces the self-resonant frequency and improves the inductance mode to fundamentally control the noise generation point of the transformer, and when the vibration frequency of the three-phase winding is coupled with the vibration frequency of an external factor, the vibration exciter can apply low-frequency interference vibration waves to the whole three-phase winding, so that the resonance phenomenon is interfered, and the noise generation point of the transformer is fundamentally controlled;
on the basis of active noise reduction, the whole device is used as an oil-immersed transformer by the aid of an oil immersion mechanism, transformer oil is used as a noise propagation reducing medium, the device is matched to form two sets of active noise reduction and one set of indirect passive noise reduction, the two sets of active noise reduction and the indirect passive noise reduction are matched with each other to achieve automatic intelligent transformer noise reduction, and any requirements in the actual use process are effectively met.
Drawings
FIG. 1 is a schematic view of a perspective structure according to the present invention;
FIG. 2 is a schematic perspective view of another embodiment of the present invention;
FIG. 3 is a schematic view of an internal perspective structure of the outer casing according to the present invention;
FIG. 4 is a schematic view of a three-phase winding according to the present invention;
FIG. 5 is a schematic view of another perspective structure of a three-phase winding according to the present invention;
fig. 6 is a schematic perspective view of an adjusting mechanism according to the present invention.
In the figure: 1. an outer housing; 101. a controller; 102. a heat sink; 2. sealing the housing; 201. a shock sensor; 202. a volume sensor; 203. a vibration exciter; 3. a three-phase winding; 301. a first i-beam frame; 302. an iron core; 303. a primary winding coil; 304. a secondary winding coil; 4. an adjustment mechanism; 401. fixing the frame; 4011. a slide rail; 402. a stepping motor; 4021. sealing the flange; 403. a ball screw; 404. moving the carriage; 4041. a slider; 4042. a recess groove; 405. a second i-beam frame; 5. an oil immersion mechanism; 501. an oil storage tank; 502. a connecting frame; 503. an oil delivery pipe; 504. an electromagnetic valve; 505. an oil release valve.
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.
Examples
Referring to fig. 1-6, the present invention provides a technical solution: the transformer with the inductance and the low noise leakage comprises an outer shell 1, wherein two sides of the inner side wall of the outer shell 1 are welded on two side surfaces of a sealing shell 2, a three-phase winding 3 is installed on the upper surface of the sealing shell 2, and the three-phase winding 3 comprises a first I-shaped beam frame 301, an iron core 302, a primary winding coil 303 and a secondary winding coil 304;
the iron core 302 is welded on the inner side wall of the first I-beam frame 301, the inner side wall of the primary winding coil 303 is coated on the outer surface of the secondary winding coil 304, the inner side wall of the secondary winding coil 304 is wound on the outer surface of the iron core 302, and three adjusting mechanisms 4 are installed on the inner side of the three-phase winding 3;
the adjusting mechanism 4 includes two fixed frames 401, two stepping motors 402, two ball screws 403, and two moving carriages 404;
the upper surface of the fixed frame 401 is welded on the top of the inner side wall of the sealed shell 2, the output shaft of the stepping motor 402 is rotatably connected to the threaded rod of the ball screw 403 through the sealed flange 4021, the moving nut of the ball screw 403 is welded with the inner side wall of the moving carriage 404, four concave grooves 4042 are formed in the outer surface of the moving carriage 404, and the inner side wall of each concave groove 4042 is matched with the outer surface of the primary winding coil 303.
In this embodiment, specifically: the adjusting mechanism 4 further comprises two sliding rails 4011, a sliding block 4041 and a second I-shaped beam frame 405;
the outer surface of the sliding rail 4011 is matched with the inner side wall of the sliding block 4041, the bottom of the outer surface of the sliding rail 4011 is welded on the inner side wall of the fixed rack 401, the outer surface of the sliding block 4041 is welded on the outer surface of the movable sliding frame 404, the outer surface of the second I-shaped beam frame 405 is welded on the outer surface of the first I-shaped beam frame 301, the top of the sliding rail 4011 is welded with the top of the inner side wall of the second I-shaped beam frame 405, and a threaded rod of the ball screw 403 is rotatably connected with the top of the inner side wall of the second I-shaped beam frame 405 through a bearing;
when the stepping motor 402 drives the ball screw 403 to drive the movable sliding frame 404 to move up and down, the degree of freedom of the movable sliding frame 404 is locked into one by means of the sliding block 4041 matched with the sliding rail 4011, so that the running stability of the mechanism is fully improved, and the follow-up regulation requirement on the three-phase winding 3 is met.
In this embodiment, specifically: the top of the inner side wall of the sealed shell 2 is provided with a vibration sensor 201, the top of the inner side wall of the sealed shell 2 is provided with a volume sensor 202, and the top of the inner side wall of the sealed shell 2 is provided with a vibration exciter 203;
the controller 101 is responsible for controlling the adjusting mechanism 4 to adjust the three-phase winding 3 according to the timing of the use time or the physical data transmitted by the volume sensor 202 and the vibration sensor 201.
In this embodiment, specifically: a radiator 102 is uniformly arranged on one side and the rear surface of the outer shell 1; the heat sink 102 is responsible for dissipating heat from the three-phase winding 3 and the inside of the outer case 1.
In this embodiment, specifically: an oil immersion mechanism 5 is arranged on the outer surface of the outer shell 1, and the oil immersion mechanism 5 comprises an oil storage tank 501, two connecting frames 502, an oil delivery pipe 503, an electromagnetic valve 504 and four oil drain valves 505;
the lower surface of the oil storage tank 501 is welded with the outer surface of the connecting frame 502, the outer surface of the connecting frame 502 is welded with the outer surface of the outer shell 1, a water inlet of the oil delivery pipe 503 is communicated with a water outlet of the oil storage tank 501, a water inlet of the electromagnetic valve 504 is communicated with a water outlet of the oil delivery pipe 503, and four oil drain valves 505 are respectively arranged on one side and the rear surface of the outer shell 1;
on the basis of making an uproar falls in the initiative, immersion oil mechanism 5 regards the overall device as immersion oil formula transformer, utilizes transformer oil to carry as the noise and cuts down the medium, with this device collocation formation two sets of initiatively fall make an uproar and a set of indirect passive fall make an uproar, wherein oil storage tank 501 is responsible for storing the special oil of transformer, pours into the inside of shell body 1 through defeated oil pipe 503 and solenoid valve 504, and then follow-up staff can rely on bleeder valve 505 to change the hydraulic oil in the shell body 1 regularly.
In this embodiment, specifically: the controller 101 is installed on the front surface of the outer shell 1, the electrical input end of the controller 101 is electrically connected with the electrical output ends of the vibration sensor 201 and the volume sensor 202, and the electrical output end of the controller 101 is electrically connected with the electrical input ends of the vibration exciter 203 and the stepping motor 402;
the specific model of the controller 101 is FX3 GA; the specific model of the vibration sensor 201 is; the specific model of the volume sensor 202 is S008; the specific model of the vibration exciter 203 is NXK 51; the stepper motor 402 is specifically of the model ZDF3-25H 20.
In addition, the invention also provides a preparation method of the inductance low-noise-leakage transformer, which comprises the following steps:
s1, installing the primary winding coil 303 and the secondary winding coil 304, and storing oil in the oil storage tank 501;
s2, the controller 101 establishes a sealing connection relation with the vibration sensor 201 and the sound sensor 202, and the electromagnetic valve 504 is switched on;
s3, connecting a corresponding lead through an external porcelain insulator, starting the controller 101, and carrying out oil invasion operation on the outer shell 1 by the oil immersion mechanism 5.
In this embodiment, specifically: in S3, the relief valve 505 takes charge of the relief.
In this embodiment, specifically: the practical regional power demand is combined, the timer of the controller 101 is used for starting and stopping the adjusting mechanism 4 according to the specified time period to realize noise reduction and power consumption balance, if the adjusting mechanism 4 is started regularly in the late-night environment, the transformer is automatically started to reduce the noise, and the practical and sufficient use demand is combined.
Working principle or structural principle: according to the timing of the use time or the physical data transmitted by the volume sensor 202 and the vibration sensor 201 as the control basis, the controller 101 is responsible for controlling the adjusting mechanism 4 to adjust the three-phase winding 3 to realize noise reduction;
in the adjusting mechanism 4, the controller 101 outputs the designated pulse times to the stepping motor 402, which represent different noise reduction levels, that is, the stepping motor 402 drives the ball screw 403 to drive the moving carriage 404 to move up and down, and then the concave groove 4042 adjusts the seam gap between the primary winding coil 303 and the secondary winding coil 304, and direct noise reduction is performed by reducing the self-harmonic frequency of the winding and improving the inductance;
the vibration sensor 201 is responsible for detecting the vibration frequency of the three-phase winding 3 and the vibration frequency of the external factors, when the two are coupled, the controller 101 drives the vibration exciter 203 to apply low-frequency interference vibration waves to the whole three-phase winding 3, so that the resonance phenomenon is interfered, and the dual direct noise reduction and the indirect noise reduction are realized by matching with the active noise reduction step.
Meanwhile, on the basis of active noise reduction, the whole device is used as an oil-immersed transformer by matching with an oil immersion mechanism 5, transformer oil is used as a noise propagation reduction medium, the device is matched to form two groups of active noise reduction and one group of indirect passive noise reduction, and the two groups of active noise reduction and the indirect passive noise reduction are matched to realize automatic intelligent transformer noise reduction, so that any requirements in the actual use process are effectively met.
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 (5)
1. The utility model provides a low leakage noise transformer of inductance, includes shell body (1), its characterized in that: the two sides of the inner side wall of the outer shell (1) are welded to the two side faces of the sealing shell (2), a three-phase winding (3) is installed on the upper surface of the sealing shell (2), and the three-phase winding (3) comprises a first I-beam frame (301), an iron core (302), a primary winding coil (303) and a secondary winding coil (304);
the iron core (302) is welded on the inner side wall of the first I-shaped beam frame (301), the inner side wall of the primary winding coil (303) is wrapped on the outer surface of the secondary winding coil (304), the inner side wall of the secondary winding coil (304) is wound on the outer surface of the iron core (302), and three adjusting mechanisms (4) are mounted on the inner side of the three-phase winding (3);
the adjusting mechanism (4) comprises two fixed frames (401), two stepping motors (402), two ball screws (403) and two moving carriages (404);
the upper surface of the fixed frame (401) is welded to the top of the inner side wall of the sealed shell (2), the output shaft of the stepping motor (402) is rotatably connected to the threaded rod of the ball screw (403) through a sealing flange (4021), the moving nut of the ball screw (403) is welded to the inner side wall of the moving carriage (404), four concave grooves (4042) are formed in the outer surface of the moving carriage (404), and the inner side wall of each concave groove (4042) is matched with the outer surface of the primary winding coil (303);
the adjusting mechanism (4) further comprises two sliding rails (4011), a sliding block (4041) and a second I-shaped beam frame (405);
the outer surface of the sliding rail (4011) is matched with the inner side wall of the sliding block (4041), the bottom of the outer surface of the sliding rail (4011) is welded to the inner side wall of the fixed rack (401), the outer surface of the sliding block (4041) is welded to the outer surface of the movable sliding frame (404), the outer surface of the second I-shaped beam frame (405) is welded to the outer surface of the first I-shaped beam frame (301), the top of the sliding rail (4011) is welded to the top of the inner side wall of the second I-shaped beam frame (405), and the threaded rod of the ball screw (403) is rotatably connected with the top of the inner side wall of the second I-shaped beam frame (405) through a bearing;
a vibration sensor (201) is installed at the top of the inner side wall of the sealed shell (2), a volume sensor (202) is installed at the top of the inner side wall of the sealed shell (2), and a vibration exciter (203) is installed at the top of the inner side wall of the sealed shell (2);
the utility model discloses a vibration exciter, including shell body (1), the front surface mounting of shell body (1) has controller (101), the electrical input of controller (101) with vibrations sensor (201) with the electrical output electrical connection of volume sensor (202), the electrical output of controller (101) with vibration exciter (203) with the electrical input electrical connection of step motor (402).
2. The inductive low-leakage transformer of claim 1, wherein: and radiators (102) are uniformly arranged on one side and the rear surface of the outer shell (1).
3. The inductive low-leakage transformer of claim 1, wherein: an oil immersion mechanism (5) is mounted on the outer surface of the outer shell (1), and the oil immersion mechanism (5) comprises an oil storage tank (501), two connecting frames (502), an oil delivery pipe (503), an electromagnetic valve (504) and four oil drain valves (505);
the lower surface of oil storage tank (501) with the outer surface welding of link (502), the surface of link (502) with the outer surface welding of shell body (1), the water inlet of defeated oil pipe (503) with the delivery port intercommunication of oil storage tank (501), the water inlet of solenoid valve (504) with the delivery port intercommunication of defeated oil pipe (503), four bleeder valve (505) install respectively in one side and the rear surface of shell body (1).
4. The method for manufacturing the transformer with the inductor and the low noise leakage as claimed in claim 1, wherein the method comprises the following steps:
s1, mounting a primary winding coil (303) and a secondary winding coil (304) and storing oil in the oil storage tank (501);
s2, the controller (101) establishes a sealing connection relation with the vibration sensor (201) and the sound sensor (202), and the electromagnetic valve (504) is switched on;
s3, connecting a corresponding lead through an external porcelain insulator, starting the controller (101), and carrying out oil invasion operation on the outer shell (1) by the oil immersion mechanism (5).
5. The method for manufacturing the transformer with low inductance and noise leakage according to claim 4, wherein the method comprises the following steps: in said S3, the relief valve (505) is responsible for the relief.
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201804658U (en) * | 2009-11-27 | 2011-04-20 | 中国电力科学研究院 | Novel saturable reactor for DC converter valve |
CN102360753A (en) * | 2011-08-23 | 2012-02-22 | 徐州巨腾变压器有限公司 | Anti-theft noise-reduction transformer |
CN204668100U (en) * | 2015-06-10 | 2015-09-23 | 绵阳明月电子科技有限公司 | High frequency transformer |
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2021
- 2021-04-23 CN CN202110443198.0A patent/CN113299470B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201804658U (en) * | 2009-11-27 | 2011-04-20 | 中国电力科学研究院 | Novel saturable reactor for DC converter valve |
CN102360753A (en) * | 2011-08-23 | 2012-02-22 | 徐州巨腾变压器有限公司 | Anti-theft noise-reduction transformer |
CN204668100U (en) * | 2015-06-10 | 2015-09-23 | 绵阳明月电子科技有限公司 | High frequency transformer |
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Effective date of registration: 20231007 Address after: Room 303A, 3rd Floor, C-2 Building, Zhongguancun Dongsheng Science and Technology Park, No. 66 Xixiaokou Road, Haidian District, Beijing 100000 Patentee after: BOMCO ELECTRIC EQUIPMENT Co.,Ltd. Address before: 212499 building 01, building 02, north side of Yangtang Road, Jurong Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee before: JIANG SU ZHONGRONG TECHNOLOGY Co.,Ltd. |