CN210925624U - Double-layer winding high-inductance resistor - Google Patents
Double-layer winding high-inductance resistor Download PDFInfo
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- CN210925624U CN210925624U CN201922437630.6U CN201922437630U CN210925624U CN 210925624 U CN210925624 U CN 210925624U CN 201922437630 U CN201922437630 U CN 201922437630U CN 210925624 U CN210925624 U CN 210925624U
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- sleeve
- resistance
- core
- resistance wire
- lantern ring
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Abstract
The utility model relates to a double-deck wire-wound high inductance resistance resistor, including the resistance core, the lantern ring, first resistance wire, the second resistance wire, the lantern ring cup joints the mid point department at the resistance core, the peripheral cover of resistance core is equipped with first sleeve and second sleeve, first sleeve and second sleeve divide into and connect in the both sides of the lantern ring, two through-holes have been seted up to the lantern ring, the both sides of the through-hole intercommunication lantern ring, the resistance core divide into two parts, the resistance core that is located first sleeve one side is first core, the resistance core that is located second sleeve one side is the second core, the partial resistance wire spiral winding of first resistance wire is on first core, another part resistance wire passes through-hole and spiral winding on the second sleeve. The utility model discloses a set up bilayer structure to double-deck resistance wire twines with the position is alternately, revolve to criss-cross mode, makes on the same resistance wire magnetic field offset and the inside and outside magnetic field of sleeve offset, can prevent effectively that the stability of circuit is effectively improved because of voltage fluctuation produces the inductance.
Description
Technical Field
The utility model relates to a resistor field especially relates to a double-deck wire-wound high inductance resistance resistor.
Background
The non-inductive resistor is one of resistors, has the characteristics of heat resistance, moisture resistance, low price and the like, has very small inductive reactance value which can be ignored, and is often used by some precise instruments and electronic industrial equipment, because the common resistor with high inductive reactance is easy to vibrate in use and damage other devices in a loop.
The inductance of the non-inductive winding resistor is reduced by adopting a double-wire winding mode with opposite winding directions, and because two resistance wires with opposite winding directions are wound in an overlapping mode, the inductance of the non-inductive winding resistor cannot be guaranteed to be mutually offset, the inductance of the non-inductive winding resistor is still very large, and the use of a high-precision instrument cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model adopts the following technical scheme: a double-layer winding high-inductance resistor comprises a resistor core, a sleeve ring, a first resistance wire and a second resistance wire, wherein the sleeve ring is sleeved at the midpoint of the resistor core, a first sleeve and a second sleeve are sleeved on the periphery of the resistor core, the first sleeve and the second sleeve are respectively connected to two sides of the sleeve ring, two through holes are formed in the sleeve ring and communicated with two sides of the sleeve ring, the resistor core is divided into two parts, the resistor core positioned on one side of the first sleeve is a first core body, the resistor core positioned on one side of the second sleeve is a second core body, part of the resistance wire of the first resistance wire is spirally wound on the first core body, the other part of the resistance wire passes through the through holes and is spirally wound on the second sleeve, the winding directions of the first resistance wire on the two sides of the sleeve ring are opposite, part of the resistance wire of the second resistance wire is spirally wound on the second core body, the winding direction of the second resistance wire on the two sides of the lantern ring is opposite, the winding direction of the resistance wire on the first core body is the same as that of the resistance wire on the second core body, the two ends of the resistance core are connected with the end caps, the end caps are connected with the pins, and the first resistance wire and the second resistance wire are both electrically connected with the end caps.
The technical scheme can be further perfected as follows.
It is further noted that the first sleeve and the second sleeve are both insulators.
It is further noted that the first resistance wire is wound on the first core and the second sleeve for the same number of turns.
It is further noted that the second resistance wire is wound on the first sleeve and the second core body for the same number of turns.
It is further explained that the number of turns of the resistance wire wound on the first sleeve and the first core is the same.
It is further explained that the resistance wires on the first sleeve and the second sleeve are coated with insulating protective layers.
The utility model has the advantages that: compared with the prior resistor, the utility model discloses a set up bilayer structure to double-deck resistance wire twines with the position is alternately, revolve to criss-cross mode, makes on the same resistance wire magnetic field offset and the inside and outside magnetic field of sleeve offset, can prevent effectively that the stability of circuit is effectively improved because of voltage fluctuation produces the inductance.
Drawings
The figures further illustrate the invention, but the embodiments in the figures do not constitute any limitation of the invention.
Fig. 1 is a schematic front view of a high inductance resistor according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a first resistance wire of a high-inductance resistor according to an embodiment of the present invention (the second resistance wire and the first sleeve are omitted).
Fig. 3 is a schematic structural diagram of a second resistance wire of a high-inductance resistor according to an embodiment of the present invention (the first resistance wire and the second sleeve are omitted).
In the figure: 1-resistance core, 11-first core body, 12-second core body, 2-lantern ring, 21-through hole, 31-first resistance wire, 32-second resistance wire, 41-first sleeve, 42-second sleeve, 5-end cap, 51-pin
Detailed Description
To further understand the contents, features and functions of the present invention, the following embodiments are described.
As shown in fig. 1-3, an embodiment of the present invention provides a double-layer wound high inductance resistor, which includes a resistor core 1, a sleeve ring 2, a first resistance wire 31, and a second resistance wire 32, wherein the sleeve ring 2 is sleeved at a midpoint of the resistor core 1, the resistor core 1 is sleeved with a first sleeve 41 and a second sleeve 42, the first sleeve 41 and the second sleeve 42 are connected to two sides of the sleeve ring 2, the sleeve ring 2 is provided with two through holes 21, the through holes 21 are communicated with two sides of the sleeve ring 2, the resistor core 1 is divided into two parts, the resistor core 1 located at one side of the first sleeve 41 is a first core 11, the resistor core 1 located at one side of the second sleeve 42 is a second core 12, a part of the resistance wire of the first resistance wire 31 is spirally wound on the first core 11, another part of the resistance wire passes through holes 21 and is spirally wound on the second sleeve 42, the winding directions of the first resistance wire 31 at two sides of the sleeve ring, part of the resistance wire of the second resistance wire 32 is spirally wound on the second core body 12, the other part of the resistance wire passes through the through hole 21 and is spirally wound on the first sleeve 41, the winding directions of the second resistance wire 32 on the two sides of the lantern ring 2 are opposite, the winding directions of the resistance wires on the first core body 11 and the second core body 12 are the same, the end caps 5 are connected to the two ends of the resistance core 1, the end caps 5 are connected with pins 51, and the first resistance wire 31 and the second resistance wire 32 are electrically connected with the end caps 5.
The first sleeve 41 and the second sleeve 42 are insulators. The first resistance wire 31 is wound on the first core 11 and the second sleeve 42 for the same number of turns. The second resistance wire 32 is wound the same number of times on the first sleeve 41 and the second core 12. The first sleeve 41 and the first core 11 are wound with the same number of turns of the resistance wire. The resistance wires on the first sleeve 41 and the second sleeve 42 are covered with an insulating protective layer.
Specifically, referring to fig. 1-3, the first resistance wire 31 is spirally wound from the outer end of the first core 11, and when wound to the loop 2 at the midpoint of the resistance core 1, it passes through the through hole 21 on the loop 2 to reach the second sleeve 42, and is spirally wound on the second sleeve 42 in the reverse direction to reach the outer end of the second sleeve 42, and the second resistance wire 32 is spirally wound from the outer end of the first sleeve 41, and when wound to the loop 2 at the midpoint of the resistance core 1, it passes through the through hole 21 on the loop 2 to reach the second core 12, and is spirally wound on the second core 12 in the reverse direction to reach the outer end of the second core 12.
When the resistance is powered on, due to the principle of electromagnetic generation, the first resistance wires 31 positioned at two sides of the lantern ring 2 generate two magnetic fields with opposite directions and the same size due to different spiral directions, and the second resistance wires 32 positioned at two sides of the lantern ring 2 also generate two magnetic fields with opposite directions and the same size, so that the same resistance wire has the effect of magnetic field offset, further, the first resistance wire 31 wound on the resistance core 1 has the same winding direction with the second resistance wire 32, the first resistance wire 31 wound on the first sleeve 41 and the second resistance wire 32 wound on the second sleeve 42 have the same winding direction, and the resistance wires wound on the resistance core 1 have the opposite direction with the resistance wires wound on the sleeves, so that the electromagnetic fields formed by the resistance wires on the resistance core 1 and the resistance wires on the sleeves also have the effect of magnetic field offset, and the synergistic effect of magnetic field offset inside and outside the sleeves is achieved through the magnetic field offset on the same resistance, the inductance generated by voltage fluctuation can be effectively prevented, and the stability of the circuit is further maintained.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. The utility model provides a high inductance resistor of double-deck wire winding which characterized in that: the resistance wire comprises a resistance core (1), a lantern ring (2), a first resistance wire (31) and a second resistance wire (32), wherein the lantern ring (2) is sleeved at the middle point of the resistance core (1), a first sleeve (41) and a second sleeve (42) are sleeved on the periphery of the resistance core (1), the first sleeve (41) and the second sleeve (42) are connected to two sides of the lantern ring (2), the lantern ring (2) is provided with two through holes (21), the through holes (21) are communicated with two sides of the lantern ring (2), the resistance core (1) is divided into two parts, the resistance core (1) positioned on one side of the first sleeve (41) is a first core body (11), the resistance core (1) positioned on one side of the second sleeve (42) is a second core body (12), part of the first resistance wire (31) is spirally wound on the first core body (11), and the other part of the resistance wire passes through the through holes (21) and is spirally wound on the second sleeve (42), the winding directions of the first resistance wire (31) on two sides of the lantern ring (2) are opposite, part of resistance wires of the second resistance wire (32) are spirally wound on the second core body (12), the other part of resistance wires penetrate through the through hole (21) and are spirally wound on the first sleeve (41), the winding directions of the second resistance wire (32) on two sides of the lantern ring (2) are opposite, the winding directions of the resistance wires on the first core body (11) and the second core body (12) are the same, two ends of the resistance core (1) are connected with the end caps (5), the end caps (5) are connected with pins (51), and the first resistance wire (31) and the second resistance wire (32) are electrically connected with the end caps (5).
2. The double-layer wound high-inductance resistor according to claim 1, wherein: the first sleeve (41) and the second sleeve (42) are both insulators.
3. The double-layer wound high-inductance resistor according to claim 1, wherein: the first resistance wire (31) is wound on the first core (11) and the second sleeve (42) in the same number of turns.
4. The double-layer wound high-inductance resistor according to claim 1, wherein: the second resistance wire (32) is wound on the first sleeve (41) and the second core body (12) for the same number of turns.
5. The double-layer wound high-inductance resistor according to claim 1, wherein: the number of turns of the resistance wire wound on the first sleeve (41) and the first core body (11) is the same.
6. The double-layer wound high-inductance resistor according to claim 1, wherein: the resistance wires on the first sleeve (41) and the second sleeve (42) are coated with insulating protective layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922437630.6U CN210925624U (en) | 2019-12-30 | 2019-12-30 | Double-layer winding high-inductance resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922437630.6U CN210925624U (en) | 2019-12-30 | 2019-12-30 | Double-layer winding high-inductance resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210925624U true CN210925624U (en) | 2020-07-03 |
Family
ID=71369042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922437630.6U Expired - Fee Related CN210925624U (en) | 2019-12-30 | 2019-12-30 | Double-layer winding high-inductance resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210925624U (en) |
-
2019
- 2019-12-30 CN CN201922437630.6U patent/CN210925624U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 Termination date: 20201230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |