CN217361344U - Anti-interference large current generating device - Google Patents
Anti-interference large current generating device Download PDFInfo
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- CN217361344U CN217361344U CN202221113302.6U CN202221113302U CN217361344U CN 217361344 U CN217361344 U CN 217361344U CN 202221113302 U CN202221113302 U CN 202221113302U CN 217361344 U CN217361344 U CN 217361344U
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Abstract
The utility model relates to an anti-interference large current generating device, which belongs to the technical field of power equipment and comprises an annular transformer, a voltage regulator and an outgoing line copper bar, wherein the incoming line end of the voltage regulator is externally connected with 220V voltage, the outgoing line end of the voltage regulator is electrically connected with the annular transformer, the annular transformer comprises an annular iron core and a coil, the coil is wound on the annular iron core to form an inner ring part and an outer ring part, the number of turns of the inner ring part is greater than that of the outer ring part, one outgoing line end of the coil is electrically connected with the outgoing line copper bar, the other outgoing line end of the coil is electrically connected with the outgoing line copper bar through a mutual inductor, and an ammeter is electrically connected on the mutual inductor. The magnetic flux leakage is lower, the self loss is less, the current use efficiency is higher, and the heating effect is reduced.
Description
Technical Field
The utility model belongs to the technical field of power equipment, in particular to anti-interference heavy current generating device.
Background
The large current generating device is mainly applied to electrical debugging, high-low voltage cabinets and metal armored movable switch cabinet tests, whether a current loop of the whole cabinet is correct or not is checked, whether an instrument is correctly arranged or not, whether secondary wiring of the cabinet is correct or not, whether a transformer transformation ratio in the cabinet is correct or not is checked, the large current generating device on the market at present is provided with a square transformer, the built-in transformer is low in efficiency under the condition of the same power, the temperature generated in operation is high, due to the fact that a square transformer iron core is of an EI laminated type, obvious magnetic leakage flux can be generated in operation, low-frequency interference exists, and the anti-interference capability is low.
Therefore, an anti-interference large current generating device with low magnetic leakage, low loss and low heat generation is in urgent need.
SUMMERY OF THE UTILITY MODEL
The utility model provides an anti-interference heavy current generating device for solve among the prior art ordinary heavy current generating device magnetic leakage high, the loss is high, generate heat high technical problem.
The utility model discloses a following technical scheme realizes: the utility model provides an anti-interference heavy current generating device, includes ring transformer, regulator and the copper bar of being qualified for the next round of competitions, the external 220V voltage of inlet wire end of regulator, regulator's leading-out terminal is connected with the ring transformer electricity, ring transformer includes annular iron core and coil, the coil is around establishing circle portion and outer lane portion in forming on the annular iron core, the number of turns of circle portion is greater than the number of turns of circle portion, a leading-out terminal and the copper bar electricity of being qualified for the next round of competitions of coil are connected, another leading-out terminal of coil passes through the mutual-inductor and is connected with the copper bar electricity of being qualified for the next round of competitions, the electricity is connected with the ampere meter on the mutual-inductor.
In order to better realize the utility model discloses, do further optimization in above-mentioned structure, still include the circuit breaker, the circuit breaker is connected pressure regulating device's inlet wire end.
In order to better realize the utility model discloses, do further optimization in above-mentioned structure, the pressure regulating device is the annular voltage regulator.
In order to better realize the utility model discloses, do further optimization in above-mentioned structure, still include the shell, ring transformer, regulator and mutual-inductor are all installed in the shell, copper bar, circuit breaker and ampere meter of being qualified for the next round of competitions are fixed in shell one side.
In order to better realize the utility model discloses, do further optimization in above-mentioned structure, still including being used for adjusting regulator output voltage's twist grip, twist grip sets up shell one side.
In order to better realize the utility model discloses, do further optimization in above-mentioned structure, still include the current input terminal, the current input terminal sets up shell one side, the current input terminal passes through the circuit breaker and is connected with the regulator electricity.
In order to better realize the utility model discloses, do further optimization in above-mentioned structure, the pressure regulating device bottom is equipped with the insulator, the pressure regulating device passes through the insulator to be fixed in the casing.
In order to better implement the present invention, the structure is further optimized, and the housing is an insulator.
The utility model discloses compare in prior art and have following beneficial effect:
the utility model provides an anti-interference heavy current generating device comprises a toroidal transformer, a voltage regulator and an outgoing line copper bar, the incoming line end of the voltage regulator is externally connected with 220V voltage, the outgoing line end of the voltage regulator is electrically connected with the toroidal transformer, the toroidal transformer comprises a toroidal core and a coil, the coil is wound on the toroidal core to form an inner ring part and an outer ring part, the number of turns of the inner ring part is greater than that of the outer ring part, one outgoing line end of the coil is electrically connected with the outgoing line copper bar, the other outgoing line end of the coil is electrically connected with the outgoing line copper bar through a mutual inductor, an ammeter is electrically connected on the mutual inductor, by adopting the structure, the inner ring part and the outer ring part are formed by winding on the toroidal transformer, the number of turns of the inner ring part is greater than that of the outer ring part, the smaller number of turns is, the voltage is lower, the outer ring part outputs heavy current, the toroidal transformer of the toroidal structure occupies smaller space than a square transformer, and the magnetic leakage is lower, self loss still less to make the electric current availability factor higher, reduced the effect of generating heat, make the utility model discloses a practicality is stronger.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of an internal structure of an anti-interference large current generating device in the present invention;
fig. 2 is a front view of the anti-interference large current generator of the present invention;
fig. 3 is a schematic frame diagram of an anti-interference large current generator according to the present invention.
In the figure:
1-a toroidal transformer; 11-a toroidal core; 12-an inner collar portion; 13-an outer collar portion; 2-a pressure regulating device; 3-a line outlet copper bar; 4-a transformer; 5-an ammeter; 6-a circuit breaker; 7-a housing; 8-rotating the handle; 9-current input terminal.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is also to be understood that the terms "mounted", "connected" and "connected", unless expressly specified or limited otherwise, are intended to be interpreted broadly, as meaning either a fixed connection or a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.
Example 1:
in this embodiment, an anti-interference large current generating device, as shown in fig. 1 to fig. 3, includes a toroidal transformer 1, a voltage regulating device 2 and an outgoing line copper bar 3, specifically, an incoming line end of the voltage regulating device 2 is externally connected with 220V voltage, an outgoing line end of the voltage regulating device 2 is electrically connected with the toroidal transformer 1, the voltage regulating device 2 is used for regulating an input voltage of the toroidal transformer 1, the toroidal transformer 1 includes a toroidal core 11 and a coil, the coil is wound on the toroidal core 11 to form an inner ring portion 12 and an outer ring portion 13, the number of turns of the inner ring portion 12 is greater than that of the outer ring portion 13, according to an electromagnetic induction principle, when the number of turns of the inner ring and the outer ring is different, the larger voltage is larger, the smaller current is induced in the outer ring, one outgoing line end of the coil is electrically connected with the outgoing line copper bar 3, the other outgoing line end of the coil is electrically connected with the outgoing line copper bar 3 through a transformer 4, the transformer 4 is used for measuring the output current of the toroidal transformer 1, and the transformer 4 is electrically connected with an ammeter 5.
Adopt this structure, form above-mentioned inner circle portion 12 and outer lane portion 13 through winding on above-mentioned ring transformer 1, make above-mentioned inner circle portion 12 turns be greater than outer lane portion 13 turns, the number of turns is the less then the voltage, makes above-mentioned outer lane portion 13 output heavy current, ring structure's above-mentioned ring transformer 1 compares square transformer occupation space littleer, and the magnetic leakage is lower, and self loss still less to it is higher to make the electric current availability factor, has reduced the effect of generating heat, makes the utility model discloses a practicality is stronger.
In the present embodiment, as shown in fig. 2 and 3, the present invention further includes a circuit breaker 6, the circuit breaker 6 is connected to the inlet end of the voltage regulator 2, the circuit breaker 6 can automatically break a circuit when a fault such as an overload, a short circuit, or an undervoltage occurs, and thus, the circuit breaker 6 plays a role of circuit breaking protection, and the circuit breaker 6 is preferably a micro circuit breaker 6.
In this embodiment, the voltage regulating device 2 is an annular voltage regulator, which is a prior art, and the structure thereof is not described herein repeatedly.
Example 2:
in this embodiment, an anti-interference large current generating device, as shown in fig. 1 to 3, includes a toroidal transformer 1, a voltage regulator 2 and an outgoing line copper bar 3, specifically, an incoming line end of the voltage regulator 2 is externally connected with 220V voltage, an outgoing line end of the voltage regulator 2 is electrically connected with the toroidal transformer 1, the voltage regulator 2 is used for regulating an input voltage of the toroidal transformer 1, the toroidal transformer 1 includes a toroidal core 11 and a coil, the coil is wound on the toroidal core 11 to form an inner ring portion 12 and an outer ring portion 13, the number of turns of the inner ring portion 12 is greater than that of the outer ring portion 13, according to the electromagnetic induction principle, the larger the voltage of the inner ring and the outer ring under the condition of different number of turns, the smaller the current, the larger the current of the outer ring is induced, one outgoing line end of the coil is electrically connected with the outgoing line copper bar 3, the other outgoing line end of the coil is electrically connected with the outgoing line copper bar 3 through a transformer 4, the transformer 4 is used for measuring the output current of the toroidal transformer 1, and the transformer 4 is electrically connected with an ammeter 5.
In the present embodiment, as shown in fig. 2 and 3, the voltage regulator further includes a circuit breaker 6, the circuit breaker 6 is connected to the line inlet end of the voltage regulator 2, the circuit breaker 6 can automatically break a circuit to protect the circuit from a fault such as an overload, a short circuit, or an undervoltage, and the circuit breaker 6 is preferably a micro circuit breaker 6.
In this embodiment, the voltage regulating device 2 is an annular voltage regulator, which is a prior art, and the structure thereof is not described herein repeatedly.
As a specific embodiment of the present embodiment, as shown in fig. 1 and fig. 2, the toroidal transformer 1, the voltage regulator 2 and the transformer 4 are all installed in the casing 7, the outgoing line copper bar 3, the breaker 6 and the ammeter 5 are fixed on one side of the casing 7, and the casing 7 is preferably an insulator to prevent electric shock.
In this embodiment, as shown in fig. 2, the ring transformer further includes a rotating handle 8 for adjusting the output voltage of the voltage adjusting device 2, the rotating handle 8 is disposed on one side of the housing 7, and the rotating handle 8 adjusts the output voltage of the voltage adjusting device 2 to stabilize the voltage required for the operation of the ring transformer 1.
In the present embodiment, as shown in fig. 2, the voltage regulator further includes a current input terminal 9, the current input terminal 9 is disposed on one side of the housing 7, the current input terminal 9 is electrically connectable to an external 220V voltage to supply a power current, and the current input terminal 9 is electrically connected to the voltage regulator 2 through a circuit breaker 6.
Further, 2 bottoms of above-mentioned pressure regulating device are equipped with the insulator, and above-mentioned insulator is used for realizing electrical insulation and mechanical fastening, and above-mentioned insulator is fixed in the bottom of above-mentioned pressure regulating device 2, and above-mentioned pressure regulating device 2 passes through above-mentioned insulator to be fixed in above-mentioned casing.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. An anti-interference large current generating device is characterized in that: including ring transformer, regulator and the copper bar of being qualified for the next round of competitions, the external 220V voltage of regulator's inlet wire end, regulator's leading-out terminal is connected with the ring transformer electricity, ring transformer includes annular iron core and coil, the coil is around establishing and forming inner circle portion and outer lane portion on annular iron core, the number of turns of inner circle portion is greater than the number of turns of outer circle portion, a leading-out terminal and the copper bar electricity of being qualified for the next round of competitions of coil are connected, another leading-out terminal of coil passes through the mutual-inductor and is connected with the copper bar electricity of being qualified for the next round of competitions, the electricity-connected has the ampere meter on the mutual-inductor.
2. The anti-interference high-current generating device according to claim 1, wherein: the circuit breaker is connected to the wire inlet end of the voltage regulating device.
3. A high-current interference rejection generator according to claim 2, wherein: the pressure regulating device is an annular pressure regulator.
4. A high-current interference rejection generator according to claim 3, wherein: the transformer is characterized by further comprising a shell, wherein the ring transformer, the voltage regulating device and the mutual inductor are all installed in the shell, and the outgoing line copper bar, the breaker and the ammeter are fixed on one side of the shell.
5. An interference-free high current generating device according to claim 4, wherein: still including being used for adjusting regulator output voltage's twist grip, twist grip sets up shell one side.
6. An anti-interference high current generating device according to claim 5, wherein: still include current input terminal, current input terminal sets up shell one side, current input terminal passes through the circuit breaker and is connected with the regulator electricity.
7. The anti-interference high-current generating device according to claim 6, wherein: the bottom of the pressure regulating device is provided with an insulator, and the pressure regulating device is fixed in the shell through the insulator.
8. A high-current interference rejection generator according to any one of claims 4-7 and wherein: the shell is an insulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221113302.6U CN217361344U (en) | 2022-05-10 | 2022-05-10 | Anti-interference large current generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221113302.6U CN217361344U (en) | 2022-05-10 | 2022-05-10 | Anti-interference large current generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217361344U true CN217361344U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221113302.6U Active CN217361344U (en) | 2022-05-10 | 2022-05-10 | Anti-interference large current generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217361344U (en) |
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2022
- 2022-05-10 CN CN202221113302.6U patent/CN217361344U/en active Active
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