CN204102650U - A kind of resistor, radiator and resistor and heat dissipation device combination equipment - Google Patents
A kind of resistor, radiator and resistor and heat dissipation device combination equipment Download PDFInfo
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- CN204102650U CN204102650U CN201420479909.5U CN201420479909U CN204102650U CN 204102650 U CN204102650 U CN 204102650U CN 201420479909 U CN201420479909 U CN 201420479909U CN 204102650 U CN204102650 U CN 204102650U
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Abstract
The utility model discloses a kind of resistor, radiator and resistor and heat dissipation device combination equipment, belongs to field of power electronics.Resistor profile is column, comprises metal termination, insulated part, shell, metal bar, resistance wire, heat conductive insulating filling, metal connection.The metal connection of resistor is connected by the mode directly contacted with radiator.It is completely isolated that this structure and connected mode can realize the leakage that the contraction in length of resistor, the electric loop of resistor and radiator water inlet pipe and water outlet pipe may occur, resistor and heat dissipation device combination device structure compacter, wiring is cleaner and tidier.
Description
Technical field
The utility model relates to power electronics and technical field of power systems, particularly a kind of resistor, radiator and resistor and heat dissipation device combination equipment.
Background technology
Along with the maturation of high-power electric and electronic technology and the needs of power system development, need in increasing occasion to use high-power resistor.
The Power Resistor used both at home and abroad at present, when resistance runs, power dissipation is very large, must to resistor designs radiating mode.Radiating mode conventional at present has two kinds.First kind of way is directly immersed in cooling fluid by resistance wire to cool, and its shortcoming is that resistance wire long-time running when passing into electric current easily ionizes, the chemical reaction such as get rusty, and greatly have impact on the reliability of resistance and circulation cooling circuit.The second way is as shown in Figure 1: number in the figure 1 represents radiator, label 2,3 represents the intake-outlet of radiator respectively, resistor heat is passed to metal heat sink by heat-conducting medium, then liquid cools is carried out by radiator, its shortcoming is when resistor is arranged in the middle of radiator, the electric lead-out wire 20 of resistor side influences each other with the inlet and outlet pipe 21 of radiator, easily cause resistor electrical damage when the faults such as leakage occur inlet and outlet pipe 21 simultaneously, greatly reduce the reliability of system; In addition, resistor can stretch out the long segment distance of radiator near one end of radiator inlet and outlet pipe 21, causes that the structure of resistor and heat dissipation device combination equipment is not compact, space waste; In resistor and the larger occasion of radiator amount ratio, the electric lead-out wire near termination, radiator water inlet pipe and water outlet pipe one end can seem that wiring is succinct not.
Utility model content
The purpose of this utility model, be to provide a kind of resistor, radiator and resistor and heat dissipation device combination equipment, completely isolated with cooling branch road to realize resistor electric loop, the compact conformation of resistor and heat dissipation device combination equipment, resistor electrical wiring is succinct.
For achieving the above object, solution of the present utility model is:
A kind of resistor, its profile is column, comprise metal termination (10), insulated part (11), shell (12), metal bar one (15a), metal bar two (15b), resistance wire (13), heat conductive insulating filling (14), metal connection (18), each several part relation is as follows: place resistance wire (13) in shell (12) cavity, and fills heat conductive insulating filling (14); The two ends of resistance wire (13) are connected with the metal bar one (15a) put in shell (12) and metal bar two (15b) respectively; Lift one's head in one end that the other end and metal termination (10) of metal bar two (15b) are connected as resistor, lift one's head with the reliable other end be connected as resistor of metal connection (18) in other one end of metal bar one (15a), metal connection (18) is connected with shell (12) one end, and current potential is equal; In the internal diameter of shell (12) one end and be exposed to fill insulant (11) between the metal bar two (15b) of shell (12) and metal termination (10) and seal.
Described metal connection (18) comprises metal end (16) and metal installing ring (17), and metal end (16) is connected with shell (12) one end.
Described metal connection (18) comprises metal end (16) and screw thread (19) on end cap external diameter, and metal end (16) is connected with shell (12) one end.
The electrical connection that the other end of described metal bar two (15b) and metal termination (10) are welding manner.
Described metal termination (10) has the helicitic texture in order to be connected with outlet.
One of in the following manner realize being electrically connected between described metal connection (18) and metal bar one (15a):
Welding manner, supporting screw thread screw-fashion.
In one end internal diameter that described shell (12) is connected with metal connection (18) and between the metal bar one (15a) being exposed to shell (12), fill insulant.
One of in the following manner realize being electrically connected between described metal end (16) and metal installing ring (17):
Welding manner, pyrocondensation clamping mode, supporting screw thread screw-fashion.
A kind of radiator, comprise intake-outlet and at least one resistor jack, described resistor jack place is provided with the fixed mechanism matched with the metal connection of resistor (18), described fixed mechanism matches with described metal connection (18), realizes the machinery of described resistor on described radiator and fixes and the electrical connection of described resistor and radiator.
Described fixed mechanism comprises the screw and screw thread that match with the metal screws of the metal installing ring (17) of described resistor.
Described fixed mechanism comprises the screw and screw thread that on the end cap external diameter with described resistor, screw thread (19) matches.
Described equipment comprises the resistor described in any one of claim 1-8 and the radiator described in any one of claim 9 to 11, wherein, in each described radiator, resistor described at least one is installed, and described resistor is fixing with described radiator machinery by metal connection (18), and realize electrical connection.
After adopting such scheme, the utility model can at least realize following beneficial effect:
1) when resistance value, sectional area are constant, the length of resistor shortens to some extent;
2) achieve electric loop and cool the completely isolated of branch road, avoiding the electric fault that the leakage of radiator water inlet pipe and water outlet pipe causes;
3) structure of resistor and heat dissipation device combination equipment is compacter, more saves space;
4) eliminate the termination electric lead-out wire of resistor near radiator water inlet pipe and water outlet pipe one end, make electrical connection more succinct.
Accompanying drawing explanation
Fig. 1 is the structural representation of current resistor and heat dissipation device combination equipment;
Fig. 2 is the structure chart of a kind of embodiment of the single resistor of the utility model;
Fig. 3 is the structure chart of a kind of embodiment of the utility model end metal bindiny mechanism;
Fig. 4 is the structure chart of the utility model resistor and a kind of embodiment of heat dissipation device combination equipment;
Fig. 5 is the structure chart of the single resistor another embodiment of the utility model;
Fig. 6 is the structure chart of the utility model end metal bindiny mechanism another embodiment;
Fig. 7 is the structure chart of the utility model resistor and a kind of embodiment of heat dissipation device combination equipment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is elaborated further.
The structure chart of a kind of embodiment of the single resistor of the utility model, as shown in Figure 2, wherein resistor comprises metal end 10, insulated part 11, shell 12, metal bar one 15a and metal bar two 15b, resistance wire 13, heat conductive insulating fill 14, metal connection 18.Shell 12 is generally metal material, places resistance wire 13 in its cavity, and fills heat conductive insulating filling 14; The two ends of resistance wire 13 connect the one end of metal bar one 15a put in shell (12) and one end of metal bar two 15b respectively, lift one's head in one end that the other end and the metal termination 10 of metal bar two 15b are connected as resistor, a metal bar two 15b part exposes shell 12; Other one end of metal bar one 15a and the metal connection 18 reliably other end be connected as resistor are lifted one's head; Metal connection 18 is connected with shell 12 one end (can realize seamless link) simultaneously, and current potential is equal; In the internal diameter of shell 12 one end and be exposed to fill insulant 11 between metal bar two 15b of shell 12 and metal termination 10 and seal; Insulated part 11 is chosen as epoxy casting usually, realizes the electrical isolation between metal bar two 15b and shell 12.
In the above-described embodiment, the other end of metal bar two 15b and metal termination 10 can realize being electrically connected by welding manner.
In the above-described embodiment, metal termination 10 can comprise helicitic texture, is conveniently connected with outlet.
In the above-described embodiment, can one of in the following manner realize being electrically connected between metal connection 18 and metal bar one 15a: welding manner, supporting screw thread screw-fashion.
In the above-described embodiment, in one end internal diameter that shell 12 is connected with metal connection 18 and between metal bar one 15a being exposed to shell 12, fill insulant, as shown in the insulated part 11 in one end internal diameter that Fig. 2 housing 12 is connected with metal connection 18 and between metal bar one 15a being exposed to shell 12; Insulated part 11 is chosen as epoxy casting usually, realizes the electrical isolation between metal bar one 15a and shell 12.
In the above-described embodiment, metal connection 18 can be realize resistor one end directly to contact and the arbitrary structures connected with radiator.
Fig. 3 is the structure chart of a kind of embodiment of end metal bindiny mechanism, metal connection 18 is made up of metal end 16 and metal installing ring 17, electrical connection between metal end 16 with metal installing ring 17 also can by welding, pyrocondensation clamps, supporting screw thread screws etc., and mode realizes, metal end 16 is connected with shell 12 one end (can realize seamless link).It should be noted that, between metal connection 18 with heat conductive insulating packing material 14, the insulated part 11 of (in one end internal diameter that shell 12 is connected with metal connection 18 and between metal bar one 15a being exposed to shell 12) is that conveniently resistor is easily manufactured and add, and is not that the electric function of the utility model resistor is necessary.
Fig. 4 is the structure chart of the utility model resistor and a kind of embodiment of heat dissipation device combination equipment, wherein, radiator 1 comprises intake-outlet (respectively as shown in number in the figure 2,3) and at least one resistor jack (in figure being 6, as shown in number in the figure 4a ~ 9a); Resistor (4 ~ 9) has 6, have employed the structure shown in Fig. 2, is arranged in radiator 1, can install at least 1 such resistor according to the needs of practical application in radiator 1.Resistor jack place is provided with the fixed mechanism matched with the metal connection 18 of resistor, and described fixed mechanism matches with described metal connection 18, realizes resistor machinery on a heat sink and fixes and the electrical connection of resistor and radiator.Can find out that the installing ring 17 of resistor is fixing on a heat sink (fixture mechanism of radiator comprises the screw and screw thread that match with the metal screws of the metal installing ring 17 of resistor) by metal screws (4b ~ 9b) from right view, the machinery achieved between radiator and resistor is fixed on the one hand, realize radiator on the other hand to be electrically reliably connected with resistor one end, make one end and the radiator equipotential of resistor, the electric current circulated directly is imported one end of resistor in radiator.After can finding out that resistor is fit into radiator from front view, the side periphery in radiator water inlet pipe and water outlet pipe one end, without any electric lead-out wire, avoids influencing each other of water inlet pipe and water outlet pipe and resistor electrical cable.If carry out suitable mechanical treatment to the resistor jack end of radiator 1, such as according to the shape of resistor metal bindiny mechanism 18 and thickness, the resistor jack end of radiator 1 is milled out corresponding breach, so can also when mounted the metal connection 18 of resistor be embedded in radiator 1 completely, make the side surface of the surface of the metal connection 18 of resistor and radiator concordant or heat sink side surface is only stayed " little bulge " corresponding with inserting resistor number mutually, from electric, angularly attractive in appearance, better effects if.
It should be noted that, the resistor jack quantity comprised in a radiator in practical application is not limited only to lifted in above-mentioned embodiment, can select flexibly according to actual needs.
Fig. 5 is the structure chart of the single resistor another embodiment of the utility model, wherein, resistor comprises metal end 10, insulated part 11, shell 12, metal bar one 15a and metal bar two 15b, resistance wire 13, heat conductive insulating fill 14, metal connection 18.Shell 12 is generally metal material, places resistance wire 13 in its cavity, and fills heat conductive insulating filling 14; The two ends of resistance wire 13 connect the one end of metal bar one 15a put in shell (12) and one end of metal bar two 15b respectively, lift one's head in one end that the other end and the metal termination 10 of metal bar two 15b are connected as resistor, a metal bar two 15b part exposes shell 12; Other one end of metal bar one 15a and the metal connection 18 reliably other end be connected as resistor are lifted one's head; Metal connection 18 is connected with shell 12 one end (can realize seamless link) simultaneously, and current potential is equal; In the internal diameter of shell 12 one end and be exposed to fill insulant 11 between metal bar two 15b of shell 12 and metal termination 10 and seal; Insulated part 11 is chosen as epoxy casting usually, realizes electrical isolation.
In the above-described embodiment, the other end of metal bar two 15b and metal termination 10 can realize being electrically connected by welding manner.
In the above-described embodiment, metal termination 10 can comprise helicitic texture, is conveniently connected with outlet.
In the above-described embodiment, can one of in the following manner realize being electrically connected between metal connection 18 and metal bar one 15a: welding manner, supporting screw thread screw-fashion.
In the above-described embodiment, in one end internal diameter that shell 12 is connected with metal connection 18 and between metal bar one 15a being exposed to shell 12, fill insulant, as shown in the insulated part 11 in one end internal diameter that Fig. 5 housing 12 is connected with metal connection 18 and between metal bar one 15a being exposed to shell 12; Insulated part 11 is chosen as epoxy casting usually, realizes the electrical isolation between metal bar one 15a and shell 12.。
In the above-described embodiment, metal connection 18 is made up of metal end 16 and screw thread 19 on end cap external diameter, metal end 16 is connected with shell 12 one end (can realize seamless link), resistor is directly arranged in radiator by screw thread 19, realizes resistor one end simultaneously and is electrically reliably connected with radiator.
Fig. 6 is the structure chart of the utility model end metal bindiny mechanism another embodiment, metal connection 18 comprises metal end 16 and screw thread 19, and be directly installed in radiator by screw thread 19, to install after 6 these quasi-resistances (22 ~ 27) as shown in Figure 7 in radiator.Figure 7 shows that the structure chart of the utility model resistor and a kind of embodiment of heat dissipation device combination equipment, wherein, radiator 1 comprises intake-outlet (respectively as shown in number in the figure 2,3) and at least one resistor jack (in figure being 6, as shown in number in the figure 4a ~ 9a); Resistor (22 ~ 27) has 6, have employed the structure shown in Fig. 5, is arranged in radiator 1, can install at least 1 such resistor according to the needs of practical application in radiator 1.Resistor jack place is provided with the fixed mechanism matched with the metal connection 18 of resistor, and described fixed mechanism matches with described metal connection 18, realizes resistor machinery on a heat sink and fixes and the electrical connection of resistor and radiator.Can find out that the metal connection 18 of resistor is fixing on a heat sink (fixture mechanism of radiator comprises the screw and screw thread that the end cap external diameter with resistor, screw thread 19 matches) by screw thread from right view, the machinery achieved between radiator and resistor is fixed on the one hand, realize radiator on the other hand to be electrically reliably connected with resistor one end, make one end and the radiator equipotential of resistor, the electric current circulated directly is imported one end of resistor in radiator.After can finding out that resistor is fit into radiator from front view, the side periphery in radiator water inlet pipe and water outlet pipe one end, without any electric lead-out wire, avoids influencing each other of water inlet pipe and water outlet pipe and resistor electrical cable.If carry out suitable mechanical treatment to the resistor jack end of radiator 1, such as according to the shape of resistor metal bindiny mechanism 18 and thickness, the resistor jack end of radiator 1 is milled out corresponding breach, so can also when mounted the metal connection 18 of resistor be embedded in radiator 1 completely, make the side surface of the surface of the metal connection 18 of resistor and radiator concordant or heat sink side surface is only stayed " little bulge " corresponding with inserting resistor number mutually, from electric, angularly attractive in appearance, better effects if.
It should be noted that, the resistor jack quantity comprised in a radiator in practical application is not limited only to lifted in above-mentioned embodiment, can select flexibly according to actual needs.
In sum, after adopting above-mentioned embodiment of the present utility model, can at least realize following beneficial effect:
1) when resistance value, sectional area are constant, the length of resistor shortens to some extent;
2) achieve electric loop and cool the completely isolated of branch road, avoiding the electric fault that the leakage of radiator water inlet pipe and water outlet pipe causes;
3) structure of resistor and heat dissipation device combination equipment is compacter, more saves space;
4) eliminate the termination electric lead-out wire of resistor near radiator water inlet pipe and water outlet pipe one end, make electrical connection more succinct.
Above embodiment is only and technological thought of the present utility model is described; protection range of the present utility model can not be limited with this; every technological thought according to the utility model proposes, any change that technical scheme basis is done, all falls within the utility model protection range.
Claims (12)
1. a resistor, it is characterized in that, its profile is column, comprise metal termination (10), insulated part (11), shell (12), metal bar one (15a), metal bar two (15b), resistance wire (13), heat conductive insulating filling (14), metal connection (18), each several part relation is as follows: place resistance wire (13) in shell (12) cavity, and fills heat conductive insulating filling (14); The two ends of resistance wire (13) are connected with the metal bar one (15a) put in shell (12) and metal bar two (15b) respectively; Lift one's head in one end that the other end and metal termination (10) of metal bar two (15b) are connected as resistor, lift one's head with the reliable other end be connected as resistor of metal connection (18) in other one end of metal bar one (15a), metal connection (18) is connected with shell (12) one end, and current potential is equal; In the internal diameter of shell (12) one end and be exposed to fill insulant (11) between the metal bar two (15b) of shell (12) and metal termination (10) and seal.
2. resistor as claimed in claim 1, it is characterized in that: described metal connection (18) comprises metal end (16) and metal installing ring (17), and metal end (16) is connected with shell (12) one end.
3. resistor as claimed in claim 1, it is characterized in that: described metal connection (18) comprises metal end (16) and screw thread (19) on end cap external diameter, and metal end (16) is connected with shell (12) one end.
4. resistor as claimed in claim 1, is characterized in that: the electrical connection that the other end of described metal bar two (15b) and metal termination (10) are welding manner.
5. resistor as claimed in claim 1, is characterized in that: described metal termination (10) has the helicitic texture in order to be connected with outlet.
6. resistor as claimed in claim 1, is characterized in that: one of in the following manner realize being electrically connected between described metal connection (18) and metal bar one (15a):
Welding manner, supporting screw thread screw-fashion.
7. resistor as claimed in claim 1, it is characterized in that: in one end internal diameter that described shell (12) is connected with metal connection (18) and between the metal bar one (15a) being exposed to shell (12), fill insulant.
8. resistor as claimed in claim 2, is characterized in that: one of in the following manner realize being electrically connected between described metal end (16) and metal installing ring (17):
Welding manner, pyrocondensation clamping mode, supporting screw thread screw-fashion.
9. a radiator, it is characterized in that, comprise intake-outlet and at least one resistor jack, described resistor jack place is provided with the fixed mechanism matched with the metal connection of resistor (18), described fixed mechanism matches with described metal connection (18), realizes the machinery of described resistor on described radiator and fixes and the electrical connection of described resistor and radiator.
10. radiator according to claim 9, is characterized in that: described fixed mechanism comprises the screw and screw thread that match with the metal screws of the metal installing ring (17) of described resistor.
11. radiators according to claim 9, is characterized in that: described fixed mechanism comprises the screw and screw thread that on the end cap external diameter with described resistor, screw thread (19) matches.
12. 1 kinds of resistors and heat dissipation device combination equipment, it is characterized in that, described equipment comprises the resistor described in any one of claim 1-8 and the radiator described in any one of claim 9 to 11, wherein, in each described radiator, resistor described at least one is installed, and described resistor is fixing with described radiator machinery by metal connection (18), and realize electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420479909.5U CN204102650U (en) | 2014-08-22 | 2014-08-22 | A kind of resistor, radiator and resistor and heat dissipation device combination equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420479909.5U CN204102650U (en) | 2014-08-22 | 2014-08-22 | A kind of resistor, radiator and resistor and heat dissipation device combination equipment |
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| Publication Number | Publication Date |
|---|---|
| CN204102650U true CN204102650U (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420479909.5U Withdrawn - After Issue CN204102650U (en) | 2014-08-22 | 2014-08-22 | A kind of resistor, radiator and resistor and heat dissipation device combination equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204102650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183341A (en) * | 2014-08-22 | 2014-12-03 | 南京南瑞继保电气有限公司 | Resistor, radiator and combined equipment of resistor and radiator |
-
2014
- 2014-08-22 CN CN201420479909.5U patent/CN204102650U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183341A (en) * | 2014-08-22 | 2014-12-03 | 南京南瑞继保电气有限公司 | Resistor, radiator and combined equipment of resistor and radiator |
| WO2016026470A1 (en) * | 2014-08-22 | 2016-02-25 | 南京南瑞继保电气有限公司 | Resistor, heat dissipater, and combinatory device of resistor and heat dissipater |
| CN104183341B (en) * | 2014-08-22 | 2017-12-05 | 南京南瑞继保电气有限公司 | A kind of resistor, radiator and resistor and heat dissipation device combination equipment |
| US10381138B2 (en) | 2014-08-22 | 2019-08-13 | Nr Electric Co., Ltd | Resistor, a heat dissipater and a combinatory device of resistor and heat dissipater |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150114 Effective date of abandoning: 20171205 |
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| AV01 | Patent right actively abandoned |