CN111755232A - Wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage - Google Patents
Wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage Download PDFInfo
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- CN111755232A CN111755232A CN202010744915.9A CN202010744915A CN111755232A CN 111755232 A CN111755232 A CN 111755232A CN 202010744915 A CN202010744915 A CN 202010744915A CN 111755232 A CN111755232 A CN 111755232A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
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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
- H01F27/02—Casings
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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
- H01F27/29—Terminals; Tapping arrangements for signal inductances
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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
- H01F27/402—Association of measuring or protective means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
Abstract
The invention relates to the technical field of user transformer equipment, and provides a wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage. The invention overcomes the defects of the prior art, has reasonable design and compact structure, solves the problem that the prior voltage stabilizer is difficult to adjust the lower and higher voltages in the ultra-wide range, so that the electric appliance can not be used or has high loss or even is damaged.
Description
Technical Field
The invention relates to the technical field of user transformer equipment, in particular to a wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage.
Background
Electric power is energy using electric energy as power, and is invented in the 70 th century 19. The invention and application of electric power raise the second industrialized climax, and the daily life and social development of people can not leave electric power at present, and the electric power is used as an electric power enterprise for producing and transmitting electric power to users. In practical situations, the three-phase load of a certain distribution area is changed randomly, various factors can cause the unbalanced condition of the three-phase load, for people who rely on electric energy more and more, the influence caused by voltage fluctuation is larger and larger, the loss of the electric appliance is extremely obvious, and meanwhile, when the difference between the input voltage and the rated voltage of the electric appliance is large, the electric appliance cannot be used or is high in loss or even damaged.
The existing mode is to adopt the voltage stabilizer to finely adjust the voltage, but the voltage stabilizer is limited in the voltage adjusting range, the adjusting range is narrow, when the difference between the input voltage and the rated voltage is +/-50%, the voltage stabilizer can be overloaded for use and is easy to be overloaded and burnt out, and the voltage stabilizer generally comprises a voltage adjusting loop, a control circuit, a servo motor and the like, and the voltage stabilizer is low in energy consumption and energy conversion efficiency.
Therefore, for the regions with unstable low-voltage three-phase voltage in the transformer area, the low-voltage three-phase voltage can still be output by the same rated output voltage aiming at different input voltages, and meanwhile, the low-voltage three-phase voltage transformer is wide in conversion range, high in energy conversion efficiency, more convenient and more practical.
Therefore, a wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the wide-range multi-gear adjustable user transformer capable of regulating the voltage in a boosting and reducing mode, overcomes the defects of the prior art, is reasonable in design and compact in structure, and solves the problems that the existing voltage stabilizer is difficult to regulate at a lower and higher voltage in an ultra-wide range, so that an electric appliance cannot be used or is high in loss or even damaged. According to the invention, through simple structural combination, the input voltage is conveniently checked through the voltage display screen, and then copper wire connectors with different turn ratios are switched through the phase change switch, so that higher and lower voltages are conveniently adjusted to rated output voltages, the energy conversion is improved, the loss is reduced, and the high-voltage transformer has strong practicability.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
a user transformer with a wide-range multi-gear adjustable voltage step-up and step-down function comprises a protective casing, wherein a transformer self-coupling copper wire coil is arranged inside the protective casing and comprises an annular magnetic core, a pure copper winding is wound on the annular magnetic core, a plurality of copper wire joints with different turn ratios and two copper wire leading-out output joints are arranged on the outer wall of the pure copper winding, movable ends of the copper wire joints with different turn ratios are connected with copper wire joint leading-out wires, the other ends of the copper wire joint leading-out wires are respectively connected to a plurality of different terminals of the same phase change switch, and the phase change switch penetrates through the side wall of the protective casing and extends out of the protective casing;
the protection device is characterized in that two voltage input connectors are arranged on the protection shell, two voltage output connectors are arranged on the protection shell, one of the voltage input connectors is connected with the phase change switch, the other copper wire connector outgoing line is connected with one of the voltage output connectors, and two ends of the voltage output connectors are connected with the two copper wire outgoing output connectors respectively.
Furthermore, a plurality of handles are arranged at the upper end of the protective casing.
Furthermore, the lower end of the protective casing is provided with a plurality of anti-skid wheels.
Furthermore, convection heat dissipation holes are formed in the side walls of the two ends of the protection casing.
Furthermore, a plurality of copper wire joints with different turn ratios are connected to the pure copper winding through insulation coating.
Furthermore, a voltage display screen is arranged on the side wall of the protective casing and comprises an input voltage connecting contact and an output voltage connecting contact, the input voltage connecting contact is connected to the two voltage input connectors in parallel, and the output voltage connecting contact is connected to the two voltage output connectors in parallel.
Furthermore, a transformer control switch is arranged on the protective casing, a switch incoming line terminal and a switch outgoing line terminal are arranged on the transformer control switch, and the switch incoming line terminal and the switch outgoing line terminal are arranged on a line connected with the voltage input connector and the phase change switch.
Furthermore, a ground protection terminal corresponding to the voltage output connector is arranged on the protection casing.
(III) advantageous effects
The embodiment of the invention provides a wide-range multi-gear adjustable user transformer capable of regulating voltage and reducing voltage. The method has the following beneficial effects:
1. can adjust to different voltages, the scope of regulation is more widened, can not cause the overload use simultaneously, improves work efficiency. Through setting up a plurality of different turns ratio copper wire joints, can realize then adjusting a plurality of different voltages, but a plurality of different turns ratio copper wire joints this moment adopt the mode of one-to-one to be connected with the commutation switch, consequently because the difference of copper wire turns, the voltage range that its was handled is also different, can adjust the voltage of lower scope and higher scope.
2. The voltage display screen can be used for conveniently and clearly seeing the input voltage value, the voltage is conveniently adjusted corresponding to a proper gear, the adjusted voltage is close to the proper gear, the energy conversion efficiency is high, the energy consumption is low, user transformers with different rated powers can be manufactured at the same time, the output rated power can be seen, and the voltage display screen is convenient to use for corresponding electric appliances.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the autotransformer copper coil structure of the transformer of the present invention;
FIG. 3 is a circuit layout diagram of the structure of the present invention.
In the figure: the device comprises a protective casing 1, a phase change switch 2, a transformer control switch 3, a switch incoming line terminal 3.1, a switch outgoing line terminal 3.2, a transformer self-coupling copper wire coil 4, a pure copper winding 4.1, an annular magnetic core 4.2, copper wire joints 4.3 with different turn ratios, an insulating coating 4.4, copper wire joint outgoing lines 4.5, a voltage input joint 5, a voltage display screen 6, an input voltage connecting contact 6.1, an output voltage connecting contact 6.2, a voltage output joint 7, a lifting handle 8, convection heat dissipation holes 9 and an anti-skid wheel 10.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
Referring to the attached drawings 1-3, the wide-range multi-gear user transformer capable of adjusting the voltage in the up-down mode comprises a protective casing 1, a transformer auto-coupling copper wire coil 4 is arranged inside the protective casing 1, the transformer auto-coupling copper wire coil 4 comprises an annular magnetic core 4.2, and a pure copper winding 4.1 is wound on the annular magnetic core 4.2, so that a primary coil and a secondary coil are wound together to form the auto-coupling transformer, and a plurality of copper wire connectors 4.3 with different turn ratios and two copper wire leading-out output connectors are arranged on the outer wall of the pure copper winding 4.1.
And the movable ends of a plurality of copper wire joints 4.3 with different turn ratios are connected with copper wire joint outgoing lines 4.5, the other ends of the copper wire joint outgoing lines 4.5 are respectively connected with a plurality of different terminals of the same phase change switch 2, and the phase change switch 2 penetrates through the side wall of the protective casing 1 and extends out of the protective casing 1.
The protection device is characterized in that two voltage input connectors 5 are arranged on the protection shell 1, two voltage output connectors 7 are arranged on the protection shell 1, one of the voltage input connectors 5 is connected with the phase change switch, the other copper wire connector outgoing line 4.5 is connected with one of the voltage output connectors 7, and two ends of each voltage output connector 7 are respectively connected with the two copper wire outgoing output connectors.
According to the principle of a transformer, two or more coils are wound on a closed iron core, when an alternating current power supply is introduced into one coil (namely a primary coil), alternating current flows through the coil, the alternating current generates an alternating magnetic field in the iron core, alternating main magnetic flux generates self induced electromotive force in the primary coil, and simultaneously, the other coil (namely a secondary coil) induces mutual induced electromotive force. The primary and secondary coil end voltages are changed by changing the relationship of the primary and secondary coil turn ratio, voltage conversion is realized, at the moment, a plurality of copper wire joints 4.3 with different turn ratios are arranged, then, adjustment of a plurality of different voltages can be realized, but at the moment, the copper wire joints 4.3 with different turn ratios are connected with the phase change switch 2 in a one-to-one corresponding mode, therefore, the voltage ranges processed by the copper wire joints are different, and the voltages in a lower range and a higher range can be adjusted.
The phase change switch 2 adopts LW26 model phase change switch, this model phase change switch 2 has 6 gears, and 6 gears correspond a plurality of different turns ratio copper wire respectively and connect 4.3, after confirming the voltage of input, through rotating the knob on the phase change switch 2, determine corresponding turns ratio copper wire, make the voltage range that this turns ratio copper wire can be handled be close with the voltage phase of input, turn into rated voltage with the voltage of input, the conversion efficiency of the energy is high simultaneously, the power consumption is lower.
In this embodiment, as shown in fig. 1 and 3, the upper end of the protective casing 1 is provided with a plurality of handles 8, which is convenient for carrying.
In this embodiment, as shown in fig. 1 and 3, the lower end of the protection casing 1 is provided with a plurality of anti-skid wheels 10, which is convenient for moving.
In this embodiment, as shown in fig. 3, the sidewalls of the two ends of the protection casing 1 are both provided with convection heat dissipation holes 9, so that heat dissipation is conveniently performed through the convection heat dissipation holes 9.
In this embodiment, as shown in fig. 2, a plurality of copper wire joints 4.3 with different turn ratios are connected to the pure copper winding 4.1 through an insulating coating 4.4, and the copper wire joints 4.3 with different turn ratios and two copper wires can be led out of the output joint to be fixed.
In this embodiment, as shown in fig. 1 and 3, set up voltage display screen 6 on the lateral wall of protection casing 1, voltage display screen 6 includes input voltage connection contact 6.1 and output voltage connection contact 6.2, input voltage connection contact 6.1 parallel connection is on two voltage input connect 5, and output voltage connection contact 6.2 parallel connection is on two voltage output connect 7, can conveniently see the voltage value of input through setting up voltage display screen 6, simultaneously according to the rotation commutation switch 2 that the voltage value of input can be convenient, select the voltage value close with input voltage, then conveniently adjust the voltage of input, can also see the rated voltage of output through voltage display screen 6 simultaneously.
In this embodiment, as shown in fig. 1 and 3, a transformer control switch 3 is arranged on the protection casing 1, a switch incoming terminal 3.1 and a switch outgoing terminal 3.2 are arranged on the transformer control switch 3, the switch incoming terminal 3.1 and the switch outgoing terminal 3.2 are arranged on a line where the voltage input connector 5 is connected with the phase change switch, and the input voltage can be disconnected through the transformer control switch 3, so that the operation is stopped.
In this embodiment, the ground protection terminal corresponding to the voltage output connector 7 is provided on the protection housing 1, so that the protection housing 1 can be protected from ground, and the safety is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides a but user's transformer of adjustable step-up and step-down of wide range many grades, includes the protection casing, its characterized in that: the transformer self-coupling copper wire coil is arranged inside the protective casing and comprises an annular magnetic core, a pure copper winding is wound on the annular magnetic core, a plurality of copper wire joints with different turn ratios and two copper wire leading-out output joints are arranged on the outer wall of the pure copper winding, the movable ends of the copper wire joints with different turn ratios are connected with copper wire joint leading-out wires, the other ends of the copper wire joint leading-out wires are respectively connected to a plurality of different terminals of the same phase change switch, and the phase change switch penetrates through the side wall of the protective casing and extends out of the protective casing;
the protection device is characterized in that two voltage input connectors are arranged on the protection shell, two voltage output connectors are arranged on the protection shell, one of the voltage input connectors is connected with the phase change switch, the other copper wire connector outgoing line is connected with one of the voltage output connectors, and two ends of the voltage output connectors are connected with the two copper wire outgoing output connectors respectively.
2. The wide-range multi-step adjustable step-up/step-down consumer transformer of claim 1, wherein: the upper end of the protection casing is provided with a plurality of handles.
3. The wide-range multi-step adjustable step-up/step-down consumer transformer of claim 1, wherein: the lower extreme of protection casing is provided with a plurality of antiskid wheels.
4. The wide-range multi-step adjustable step-up/step-down consumer transformer of claim 1, wherein: convection heat dissipation holes are formed in the side walls of the two ends of the protection casing.
5. The wide-range multi-step adjustable step-up/step-down consumer transformer of claim 1, wherein: and a plurality of copper wire joints with different turn ratios are connected to the pure copper winding through insulation coating.
6. The wide-range multi-step adjustable step-up/step-down consumer transformer of claim 1, wherein: the protection device is characterized in that a voltage display screen is arranged on the side wall of the protection casing and comprises an input voltage connecting contact and an output voltage connecting contact, the input voltage connecting contact is connected to the two voltage input connectors in parallel, and the output voltage connecting contact is connected to the two voltage output connectors in parallel.
7. The wide-range multi-step adjustable step-up/step-down consumer transformer of claim 1, wherein: the protection shell is provided with a transformer control switch, the transformer control switch is provided with a switch incoming line terminal and a switch outgoing line terminal, and the switch incoming line terminal and the switch outgoing line terminal are arranged on a line connected with the voltage input connector and the phase change switch.
8. The wide-range multi-step adjustable step-up/step-down consumer transformer of claim 1, wherein: and the protective casing is provided with a grounding protection terminal corresponding to the voltage output connector.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010744915.9A CN111755232A (en) | 2020-07-29 | 2020-07-29 | Wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage |
| PCT/CN2020/136133 WO2022021742A1 (en) | 2020-07-29 | 2020-12-14 | Wide-range multi-gear adjustable buck-boost user transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010744915.9A CN111755232A (en) | 2020-07-29 | 2020-07-29 | Wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage |
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| Publication Number | Publication Date |
|---|---|
| CN111755232A true CN111755232A (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010744915.9A Pending CN111755232A (en) | 2020-07-29 | 2020-07-29 | Wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage |
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| Country | Link |
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| CN (1) | CN111755232A (en) |
| WO (1) | WO2022021742A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113053680A (en) * | 2021-03-30 | 2021-06-29 | 铜陵日科电子有限责任公司 | Quick auto-change over device of transformer |
| WO2022021742A1 (en) * | 2020-07-29 | 2022-02-03 | 潘良 | Wide-range multi-gear adjustable buck-boost user transformer |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2267521Y (en) * | 1996-09-30 | 1997-11-12 | 丁小平 | Rectifier type transformer for electric dust remover |
| CN201387800Y (en) * | 2009-02-17 | 2010-01-20 | 深圳市广林生电子有限公司 | Transformer |
| CN201956180U (en) * | 2010-12-16 | 2011-08-31 | 保定天威集团有限公司 | Large-range loaded voltage regulating transformer for test |
| CN106783109A (en) * | 2017-02-07 | 2017-05-31 | 河南森源电气股份有限公司 | A kind of Inverter Experimental transformer |
| CN111313426A (en) * | 2020-01-16 | 2020-06-19 | 深圳市思图谱科技有限公司 | Platform area load balance on-load voltage regulation device and method |
| CN111755232A (en) * | 2020-07-29 | 2020-10-09 | 潘良 | Wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage |
| CN212276997U (en) * | 2020-07-29 | 2021-01-01 | 潘良 | Wide-range multi-gear adjustable user transformer capable of increasing and decreasing voltage |
-
2020
- 2020-07-29 CN CN202010744915.9A patent/CN111755232A/en active Pending
- 2020-12-14 WO PCT/CN2020/136133 patent/WO2022021742A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022021742A1 (en) * | 2020-07-29 | 2022-02-03 | 潘良 | Wide-range multi-gear adjustable buck-boost user transformer |
| CN113053680A (en) * | 2021-03-30 | 2021-06-29 | 铜陵日科电子有限责任公司 | Quick auto-change over device of transformer |
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| Publication number | Publication date |
|---|---|
| WO2022021742A1 (en) | 2022-02-03 |
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