CN109119219B - High-power water-cooling resistor - Google Patents
High-power water-cooling resistor Download PDFInfo
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- CN109119219B CN109119219B CN201710494133.2A CN201710494133A CN109119219B CN 109119219 B CN109119219 B CN 109119219B CN 201710494133 A CN201710494133 A CN 201710494133A CN 109119219 B CN109119219 B CN 109119219B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C13/00—Resistors not provided for elsewhere
- H01C13/02—Structural combinations of resistors
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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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/06—Adjustable resistors adjustable by short-circuiting different amounts of the resistive element
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/16—Adjustable resistors including plural resistive elements
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Abstract
The invention discloses a high-power water-cooling resistor which comprises a plurality of resistor units, wherein the resistor units are arranged transversely and vertically, each resistor unit comprises two stainless steel resistors which are respectively a first stainless steel resistor and a second stainless steel resistor, one side end of each of the first stainless steel resistor and the second stainless steel resistor is connected through an insulated water pipe, and the other side end of each of the first stainless steel resistor and the second stainless steel resistor is electrically connected through a short-circuit strip; the first stainless steel resistors in each resistor unit are electrically connected with one end of the insulating water pipe to form one pole of the water-cooling resistor, and the second stainless steel resistors in each resistor unit are electrically connected with one end of the insulating water pipe to form the other pole of the water-cooling resistor; in the stainless steel resistors which are arranged horizontally and vertically, the first stainless steel resistors and the second stainless steel resistors are alternately arranged. The high-power water-cooling resistor has the advantages of simple structure, small vibration, large bearing power, convenient and adjustable resistance value and the like.
Description
Technical Field
The invention mainly relates to the technical field of resistors, in particular to a high-power water-cooling resistor.
Background
With the rapid development of power electronic technology, high-power electronic equipment continuously emerges, new requirements are provided for debugging and operation of the equipment, and the high-power water-cooling resistor can be loaded or matched with a resistor.
The traditional self-cooling resistor has the advantages of simple structure and low cost, but when the resistor is used as a high-power load, the resistor is limited by the structure of the resistor due to large heat productivity, and the problem of poor heat dissipation exists. In order to solve this problem, the self-cooling resistor must be made large in size, and the size of the resistor is generally limited due to the field and cost, so that a water-cooling resistor having a smaller size and better heat dissipation is a new choice. Compared with the traditional self-cooling resistor, the water-cooling resistor has the characteristics of large capacity, good heat dissipation, small size and the like.
Under the prior art, in the process of testing a power electronic device, a water-cooled resistor is usually adopted as a load to carry out a large-current test, the conventional water-cooled resistor is generally manufactured by welding stainless steel pipes and introducing deionized water into the interior of the conventional water-cooled resistor, and the water-cooled resistor has the advantages of compact structure, small volume, good heat dissipation effect, low cost, adjustable resistance value and the like.
The invention patent 'high-power water-cooling resistance device' (application number CN 201410059797.2) introduces a high-voltage high-power water-cooling resistance device, wherein the resistance comprises a plurality of metal tubes and a wire outlet row which are arranged in parallel, the tail part of the front group of metal tubes is connected with the head part of the next group of metal tubes by welding along the current direction, and the wire outlet row is arranged on the first group of metal tubes and the last group of metal tubes; the pure water cooling device is communicated with the head parts of the first group of metal pipes as a water inlet end through a non-conductive water pipe and is communicated with the tail parts of the last group of metal pipes as a water outlet end through a non-conductive water pipe to form a cooling loop. The metal steel pipe groups of the structure resistor are connected in series, the electric power between the groups is large after the resistance is switched on, pipeline deformation and resistance vibration are easily caused, the metal steel pipe groups at the water outlet end are obviously increased in temperature due to the fact that water paths are connected in series, the bearing power of the resistor is limited, the resistance value of each metal steel pipe group is fixed, so that only one extension row is needed for each metal steel pipe group, and the resistance value obtained by connecting different extension rows is limited.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the technical problems in the prior art, the invention provides the high-power water-cooling resistor which is simple in structure and small in vibration.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a high-power water-cooling resistor comprises a plurality of resistor units, wherein the resistor units are arranged transversely and vertically, each resistor unit comprises two stainless steel resistors which are respectively a first stainless steel resistor and a second stainless steel resistor, one side end of each of the first stainless steel resistor and the second stainless steel resistor is connected through an insulated water pipe, and the other side end of each of the first stainless steel resistor and the second stainless steel resistor is electrically connected through a short-circuit strip; the first stainless steel resistors in each resistor unit are electrically connected with one end of the insulating water pipe to form one pole of the water-cooling resistor, and the second stainless steel resistors in each resistor unit are electrically connected with one end of the insulating water pipe to form the other pole of the water-cooling resistor; in the stainless steel resistors which are arranged horizontally and vertically, the first stainless steel resistors and the second stainless steel resistors are alternately arranged.
As a further improvement of the above technical solution:
the first stainless steel resistor and the second stainless steel resistor in the resistor unit are arranged on the same horizontal plane or vertical plane.
The short-circuit strip is detachably connected with the stainless steel resistor.
The stainless steel resistor in each resistor unit is connected to the first bus bar through a switching bar at one end of the insulated water pipe.
The resistance unit further comprises a second bus bar, and the second stainless steel resistance in each resistance unit is connected to the second bus bar through a switching bar at one end of the insulated water pipe.
And the first stainless steel resistor and the second stainless steel resistor are connected with an insulating water pipe at one end of the short-circuit strip.
The stainless steel resistor clamping device further comprises an insulating clamping assembly used for clamping and fixing the stainless steel resistor.
The clamping assembly comprises a plurality of insulating pressing strips, and the adjacent insulating pressing strips clamp the stainless steel resistors and ensure insulation among the stainless steel resistors.
The stainless steel resistor comprises a stainless steel water pipe and adapter plates arranged at two ends of the stainless steel water pipe.
The short-circuit strip is a copper bar.
Compared with the prior art, the invention has the advantages that:
the high-power water-cooling resistor is formed by transversely and vertically arranging a plurality of resistor units, wherein each resistor unit comprises a first stainless steel resistor and a second stainless steel resistor, the first stainless steel resistors and the second stainless steel resistors are alternately arranged, and the current directions of each stainless steel resistor and the stainless steel resistors adjacent to the periphery are different, so that the electrodynamic force between the stainless steel resistors is mutually offset when the water-cooling resistor operates, and the integral vibration is reduced. In addition, the short circuit strips and the stainless steel resistors are detachably connected, so that the installation and the disassembly are convenient, the resistors with different resistance values can be obtained by disassembling or installing the short circuit strips with different numbers, and the operation is simple, convenient and practical. In addition, the stainless steel resistors in the resistor units are connected with insulated water pipes, the stroke of a single loop is short, the temperature difference between a water inlet and a water outlet of each stainless steel resistor is small, and the bearing power of the water-cooling resistor is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of a single resistance unit according to the present invention.
Fig. 3 is a schematic structural diagram of a single stainless steel resistor in the invention.
The reference numbers in the figures denote: 1. a resistance unit; 11. a first stainless steel resistor; 12. a second stainless steel resistor; 13. a stainless steel water pipe; 14. an adapter plate; 2. an insulated water pipe; 3. a shorting bar; 4. a switching strip; 5. a first bus bar; 6. a second bus bar; 7. a main bus bar; 8. a clamping assembly; 81. insulating layering; 9. a total insulated water inlet pipe; 10. and (4) insulating a water outlet pipe.
Detailed Description
The invention is further described below with reference to the figures and the specific embodiments of the description.
As shown in fig. 1 to 3, the high-power water-cooling resistor of the present embodiment includes a plurality of resistor units 1, the plurality of resistor units 1 are arranged vertically and horizontally, each resistor unit 1 includes two stainless steel resistors, which are a first stainless steel resistor 11 and a second stainless steel resistor 12, one of the first stainless steel resistor 11 and the second stainless steel resistor 12 is connected through a U-shaped insulating water pipe 2, and the other one is electrically connected through a shorting bar 3; the first stainless steel resistors 11 in each resistor unit 1 are electrically connected with one end of the insulated water pipe 2 to form one pole of the water-cooling resistor, and the second stainless steel resistors 12 in each resistor unit 1 are electrically connected with one end of the insulated water pipe 2 to form the other pole of the water-cooling resistor; in the stainless steel resistors which are arranged horizontally and vertically, the first stainless steel resistors 11 and the second stainless steel resistors 12 are alternately arranged. The high-power water-cooling resistor is formed by transversely and vertically arranging a plurality of resistor units 1, wherein each resistor unit 1 comprises a first stainless steel resistor 11 and a second stainless steel resistor 12, the first stainless steel resistors 11 and the second stainless steel resistors 12 are maintained to be alternately arranged, the polarity (current direction) between each stainless steel resistor and the stainless steel resistor adjacent to the periphery is ensured to be different, and therefore the electrodynamic force generated by each stainless steel resistor is mutually counteracted when the water-cooling resistor operates, and the integral vibration is reduced.
As shown in fig. 1, in the present embodiment, the first stainless steel resistor 11 and the second stainless steel resistor 12 in the resistor unit 1 are disposed on the same vertical plane, and in other embodiments, may be disposed on the same horizontal plane. As shown in fig. 3, the stainless steel resistor includes a stainless steel water pipe 13 and adapter plates 14 mounted at both ends of the stainless steel water pipe 13. As shown in fig. 1, insulating water pipe 2 is located the right side, and short circuit strip 3 (like the copper bar) is located the left side, and short circuit strip 3 then can dismantle with the keysets 14 of stainless steel resistance respectively and be connected (like screwed connection), and short circuit strip 3 reaches the purpose of resistance adjustment is dismantled to the accessible, easy and simple to handle, convenient and practical moreover.
As shown in fig. 1 and fig. 2, in the present embodiment, the present embodiment further includes a first bus bar 5, a right adapter plate 14 of the first stainless steel resistor 11 in each resistor unit 1 is connected to the first bus bar 5 arranged vertically through an adapter bar 4 (such as a copper bar), and the top end of the first bus bar 5 is connected to a total bus bar 7 (positive electrode) arranged horizontally; similarly, the resistance unit also comprises a second busbar 6, a right adapter plate 14 of the second stainless steel resistor 12 in each resistor unit 1 is connected to the second busbar 6 which is vertically arranged through an adapter bar 4 (such as a copper bar), and the bottom end of the second busbar 6 is connected to a total busbar 7 (negative electrode) which is horizontally arranged; one end of each bus bar 7 has a hole for connecting an external device. In addition, the left side of the first stainless steel resistor 11 is connected with a main insulation water outlet pipe 10, the right side of the second stainless steel resistor 12 is connected with a main insulation water inlet pipe 9, and the main insulation water inlet pipe 9 and the water outlet pipe are provided with external interfaces. Because each resistance unit 1 forms a small stroke, and the temperature difference between the water outlet and the water inlet is small, the bearing power of the water-cooling resistor is improved.
In this embodiment, the device further comprises an insulating clamping assembly 8 for clamping and fixing the stainless steel resistor. The insulating clamping assembly 8 comprises a plurality of insulating pressing strips 81, and the adjacent insulating pressing strips 81 clamp the stainless steel resistors and ensure insulation among the stainless steel resistors.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.
Claims (10)
1. The high-power water-cooling resistor is characterized by comprising a plurality of resistor units (1), wherein the resistor units (1) are arranged transversely and vertically, each resistor unit (1) comprises two stainless steel resistors which are respectively a first stainless steel resistor (11) and a second stainless steel resistor (12), one side end of each of the first stainless steel resistor (11) and the second stainless steel resistor (12) is connected through an insulating water pipe (2), and the other side end of each of the first stainless steel resistor (11) and the second stainless steel resistor (12) is electrically connected through a short-circuit strip (3); the first stainless steel resistors (11) in each resistor unit (1) are electrically connected with each other at one end of the insulating water pipe (2) to form one pole of the water-cooling resistor, and the second stainless steel resistors (12) in each resistor unit (1) are electrically connected with each other at one end of the insulating water pipe (2) to form the other pole of the water-cooling resistor; in the stainless steel resistors which are arranged transversely and vertically, the first stainless steel resistors (11) and the second stainless steel resistors (12) are alternately arranged.
2. The high-power water-cooled resistor according to claim 1, characterized in that the first stainless steel resistor (11) and the second stainless steel resistor (12) in the resistor unit (1) are arranged on the same horizontal plane or vertical plane.
3. The high-power water-cooled resistor as claimed in claim 1, characterized in that the shorting bar (3) is detachably connected with the stainless steel resistor.
4. The high-power water-cooled resistor according to any one of claims 1 to 3, characterized by further comprising a first bus bar (5), wherein the first stainless steel resistor (11) in each resistor unit (1) is connected to the first bus bar (5) at one end of the insulated water pipe (2) through a transition bar (4).
5. The high-power water-cooled resistor according to any one of claims 1 to 3, characterized by further comprising a second bus bar (6), wherein the second stainless steel resistor (12) in each resistor unit (1) is connected to the second bus bar (6) at one end of the insulated water pipe (2) through a transition bar (4).
6. The high-power water-cooling resistor according to any one of claims 1 to 3, wherein the ends of the first stainless steel resistor (11) and the second stainless steel resistor (12) far away from the short-circuit strip (3) are connected with the insulating water pipe (2).
7. The high-power water-cooled resistor according to any one of claims 1 to 3, characterized by further comprising a clamping assembly (8) for clamping and fixing the stainless steel resistor.
8. The high-power water-cooled resistor according to claim 7, characterized in that the clamping assembly (8) comprises a plurality of insulating pressing strips (81), and adjacent insulating pressing strips (81) clamp the stainless steel resistors and ensure insulation among the stainless steel resistors.
9. The high-power water-cooled resistor according to any one of claims 1 to 3, characterized in that the stainless steel resistor comprises a stainless steel water pipe (13) and adapter plates (14) arranged at two ends of the stainless steel water pipe (13).
10. The high-power water-cooled resistor according to any one of claims 1 to 3, characterized in that the shorting bar (3) is a copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710494133.2A CN109119219B (en) | 2017-06-26 | 2017-06-26 | High-power water-cooling resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710494133.2A CN109119219B (en) | 2017-06-26 | 2017-06-26 | High-power water-cooling resistor |
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| Publication Number | Publication Date |
|---|---|
| CN109119219A CN109119219A (en) | 2019-01-01 |
| CN109119219B true CN109119219B (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710494133.2A Active CN109119219B (en) | 2017-06-26 | 2017-06-26 | High-power water-cooling resistor |
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| CN (1) | CN109119219B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109801766B (en) * | 2017-11-16 | 2024-04-09 | 核工业西南物理研究院 | Stainless steel sectional adjustable resistor and adjustable resistor |
| CN110085381A (en) * | 2019-03-29 | 2019-08-02 | 广东福德电子有限公司 | A kind of water-cooled metal tube resistor device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1164442A (en) * | 1965-07-21 | 1969-09-17 | Reyrolle A & Co Ltd | Improvements in or relating to Air-Cooled Electrical Resistance Assemblies |
| US4029141A (en) * | 1974-12-17 | 1977-06-14 | Thomson-Csf | Cooling device for components which dissipate large amounts of heat |
| CN201336193Y (en) * | 2009-01-04 | 2009-10-28 | 中冶新融电气技术有限公司 | Water-cooled resistor |
| CN103871698A (en) * | 2014-02-21 | 2014-06-18 | 株洲贝特电工有限公司 | High-power water-cooling resistance device |
| JP6168801B2 (en) * | 2013-03-13 | 2017-07-26 | エスアイアイ・クリスタルテクノロジー株式会社 | Piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic device, and radio clock |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2959917B2 (en) * | 1992-11-27 | 1999-10-06 | マイクロジェニックス株式会社 | Water-cooled resistor |
-
2017
- 2017-06-26 CN CN201710494133.2A patent/CN109119219B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1164442A (en) * | 1965-07-21 | 1969-09-17 | Reyrolle A & Co Ltd | Improvements in or relating to Air-Cooled Electrical Resistance Assemblies |
| US4029141A (en) * | 1974-12-17 | 1977-06-14 | Thomson-Csf | Cooling device for components which dissipate large amounts of heat |
| CN201336193Y (en) * | 2009-01-04 | 2009-10-28 | 中冶新融电气技术有限公司 | Water-cooled resistor |
| JP6168801B2 (en) * | 2013-03-13 | 2017-07-26 | エスアイアイ・クリスタルテクノロジー株式会社 | Piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic device, and radio clock |
| CN103871698A (en) * | 2014-02-21 | 2014-06-18 | 株洲贝特电工有限公司 | High-power water-cooling resistance device |
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| CN109119219A (en) | 2019-01-01 |
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