CN111667964A - Water-cooling resistor - Google Patents
Water-cooling resistor Download PDFInfo
- Publication number
- CN111667964A CN111667964A CN202010424083.2A CN202010424083A CN111667964A CN 111667964 A CN111667964 A CN 111667964A CN 202010424083 A CN202010424083 A CN 202010424083A CN 111667964 A CN111667964 A CN 111667964A
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- CN
- China
- Prior art keywords
- insulating rod
- water
- cavity
- coil pipe
- resistance wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/08—Cooling, heating or ventilating arrangements
- H01C1/082—Cooling, heating or ventilating arrangements using forced fluid flow
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Details Of Resistors (AREA)
Abstract
The invention discloses a water-cooling resistor which comprises an insulating rod, wherein a cavity is arranged in the insulating rod, cooling liquid is filled in the cavity, a coil pipe is sleeved on the outer side of the insulating rod, pipe orifices at two ends of the coil pipe are communicated with the cavity, a spiral channel is formed between the coil pipe and the insulating rod, a resistance wire is wound in the spiral channel, two ends of the insulating rod are connected with connecting terminals, and each connecting terminal is electrically connected with one corresponding end of the resistance wire. The invention has the advantages that: according to the invention, a spiral channel can be formed between the insulating rod and the coil, the resistance wire is wound in the spiral channel, and the insulating rod and the coil are filled with cooling liquid, so that the heat dissipation area of the resistance wire is ensured to the maximum extent, and the heat dissipation efficiency of the resistance wire is improved.
Description
Technical Field
The invention relates to the technical field of resistors, in particular to a water-cooling resistor.
Background
The water-cooled resistor is mainly used for medium-high frequency electric furnaces. Generally, the power is required to be large, the voltage resistance is high, the reliability is good, the stability is good, and the resistance heat dissipation is good. However, in the existing water-cooled resistor, an insulating layer is usually coated on a water service pipe, and then a resistance wire is wound on the water service pipe, so that the contact area between the resistance wire and the water service pipe is small, the heat dissipation effect is not ideal, and water is easy to leak between a water inlet pipe and the resistor, so that the resistor is damaged or an electric shock accident occurs.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a water-cooled resistor.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a water-cooling resistor, includes the insulating rod, sets up the cavity in the insulating rod, packs the coolant liquid in the cavity, cup joints the coil pipe in the outside of insulating rod, and the both ends mouth of pipe of coil pipe all communicates the cavity, the coil pipe with form helical coiled passage between the insulating rod, the wire wrapping connects the resistance wire in helical coiled passage, all connects binding post at the both ends of insulating rod, and every binding post electricity connection respectively the corresponding one end of resistance wire.
Preferably, a protective shell is arranged on the outer side of the insulating rod, rectangular through holes are formed in two sides of the protective shell respectively, the two rectangular through holes are arranged oppositely, and the corresponding wiring terminal penetrates through each rectangular through hole.
Preferably, a cavity is formed in the protective shell, cooling liquid is filled in the cavity, and a gap is formed between the inner wall of the protective shell and the resistance wire.
Preferably, a water pump is arranged in the cavity, and a water outlet of the water pump is connected with a corresponding pipe orifice of the coil pipe.
Preferably, the material of the coil pipe is insulating material.
Preferably, the inner diameter of the coil is the same as the outer diameter of the insulating rod.
Preferably, a cap is connected to each connecting terminal and sleeved at one end of the outer side of the insulating rod.
The invention has the advantages that: according to the water-cooled resistor, the spiral channel can be formed between the insulating rod and the coil pipe, the resistance wire is wound in the spiral channel, the insulating rod and the coil pipe are filled with cooling liquid, the outer side of the insulating rod is sleeved with the protective shell, the cavity is arranged in the protective shell, the cooling liquid is filled in the cavity, the resistance wire is cooled from all directions, the heat dissipation area of the resistance wire is guaranteed to the maximum extent, and the heat dissipation efficiency of the resistor is improved.
Drawings
Fig. 1 is a schematic diagram of a schematic structure of a water-cooled resistor provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the water-cooled resistor provided by the present invention includes an insulating rod 1, a cavity 2 is disposed in the insulating rod 1, and a cooling liquid is filled in the cavity 2, in this embodiment, the cooling liquid is cold water.
Cup joint coil pipe 3 in the outside of excellent insulator 1, the both ends mouth of pipe of coil pipe 3 communicates respectively cavity 2, excellent insulator 1 is the same with coil pipe 3's material, excellent insulator 1 and coil pipe 3's material is pottery in this embodiment, integrated into one piece between excellent insulator 1 and the coil pipe 3, prevent leaking between coil pipe 3 and the excellent insulator 1, leak with excellent insulator 1 for further preventing coil pipe 3, the coating leak protection glue in coil pipe 3 and excellent insulator 1, thoroughly stop the resistance damage that appears because of leaking or the emergence of electrocuteeing.
The inner diameter of the coil 3 is the same as the outer diameter of the insulating rod 1, a spiral channel is formed between the coil 3 and the insulating rod 1, a resistance wire 4 is wound in the spiral channel, the resistance wire 4 can be in maximum contact with the coil 3, caps 8 are sleeved at two ends of the insulating rod 1, each cap 8 is connected with a connecting terminal 5, and each connecting terminal 5 is welded with one corresponding end of the resistance wire 4 to form a resistance loop.
In order to accelerate the flowing speed of the cooling liquid in the coil 3, a water pump 2.1 is arranged in the cavity 2, a water outlet of the water pump 2.1 is connected with a corresponding pipe orifice of the coil 3, and the cooling liquid is pressurized and extracted through the water pump 2.1, so that the flowing speed of the cooling liquid in the coil 3 is accelerated, and the heat of the resistance wire 4 is rapidly taken away.
Because coil pipe 3 and insulating rod 1 all are ceramic material, easy damaged after the bump, cup joint protective housing 6 in the outside of insulating rod 1, are equipped with the rectangle through hole respectively in the both sides of protective housing 6, and two rectangle through holes set up relatively, pass correspondingly in every rectangle through hole binding post 5, the binding post 5 electricity of being convenient for is connected and is used the electrical apparatus.
In order to further improve the heat dissipation efficiency of the resistance wire 4, a cavity 7 is arranged in the protective shell 6, cooling liquid is filled in the cavity 7, and the heat dissipated by the resistance wire 4 can be absorbed through the cooling liquid in the cavity 7.
The inner wall of protective housing with have the clearance between the resistance wire 4, prevent that the protective housing is damaged to 4 high temperatures of resistance wire, protective housing 6 is high temperature resistant insulating material in addition, is the PEEK material in this embodiment, not only can be high temperature resistant, still electric insulation, and its intensity and fatigue resistance are superior to some metal and alloy material even moreover, can protect insulating rod 1 and coil pipe 3 not receive the collision.
Claims (7)
1. A water-cooled resistor is characterized in that: including insulating rod (1), set up cavity (2) in insulating rod (1), pack the coolant liquid in cavity (2), cup joint coil pipe (3) in the outside of insulating rod (1), the both ends mouth of pipe of coil pipe (3) all communicates cavity (2), coil pipe (3) with form helical channel between insulating rod (1), around connecing resistance wire (4) in helical channel, all connect binding post (5) at the both ends of insulating rod (1), every binding post (5) electricity respectively connects the corresponding one end of resistance wire (4).
2. The water-cooled resistor as recited in claim 1, wherein: the outer side of the insulating rod (1) is provided with a protective shell (6), rectangular through holes are formed in two sides of the protective shell (6) respectively, the two rectangular through holes are arranged oppositely, and each rectangular through hole penetrates through the corresponding wiring terminal (5).
3. The water-cooled resistor as recited in claim 2, wherein: a cavity (7) is formed in the protective shell (6), cooling liquid is filled in the cavity (7), and a gap is formed between the inner wall of the protective shell (6) and the resistance wire (4).
4. The water-cooled resistor as recited in claim 1, wherein: a water pump (2.1) is arranged in the cavity (2), and a water outlet of the water pump (2.1) is connected with a corresponding pipe orifice of the coil pipe (3).
5. The water-cooled resistor as recited in claim 1, wherein: the coil pipe (3) is made of an insulating material.
6. The water-cooled resistor as recited in claim 1, wherein: the inner diameter of the coil pipe (3) is the same as the outer diameter of the insulating rod (1).
7. The water-cooled resistor as recited in claim 1, wherein: each wiring terminal (5) is connected with a cap (8), and the caps (8) are sleeved at one end of the outer side of the insulating rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010424083.2A CN111667964A (en) | 2020-05-19 | 2020-05-19 | Water-cooling resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010424083.2A CN111667964A (en) | 2020-05-19 | 2020-05-19 | Water-cooling resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111667964A true CN111667964A (en) | 2020-09-15 |
Family
ID=72384002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010424083.2A Withdrawn CN111667964A (en) | 2020-05-19 | 2020-05-19 | Water-cooling resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111667964A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113517102A (en) * | 2021-04-15 | 2021-10-19 | 蚌埠市双环电子集团股份有限公司 | Integrated water-cooling module resistor |
-
2020
- 2020-05-19 CN CN202010424083.2A patent/CN111667964A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113517102A (en) * | 2021-04-15 | 2021-10-19 | 蚌埠市双环电子集团股份有限公司 | Integrated water-cooling module resistor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200915 |
|
| WW01 | Invention patent application withdrawn after publication |