CN209859717U - High-power water-cooling oxidation film resistor - Google Patents
High-power water-cooling oxidation film resistor Download PDFInfo
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- CN209859717U CN209859717U CN201920403467.9U CN201920403467U CN209859717U CN 209859717 U CN209859717 U CN 209859717U CN 201920403467 U CN201920403467 U CN 201920403467U CN 209859717 U CN209859717 U CN 209859717U
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- cooling liquid
- pipe
- film resistor
- discharging
- filling
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Abstract
The utility model relates to the field of resistors, in particular to a high-power water-cooling oxidation film resistor, which comprises a shell with a cavity and an oxidation film resistor body, wherein the oxidation film resistor body is fixed in the cavity; and the bottom of the shell is provided with a cooling liquid discharge assembly for discharging cooling liquid in the cooling liquid circulation pipe. The utility model can lead the cooling liquid entering the cooling liquid circulation pipe to circulate in a corresponding interval range in a centralized way, thereby forming the heat dissipation effect on the oxidation film resistor body covered by the interval range, and the utility model has flexible use and strong pertinence; and the cooling water injected into the accommodating cavity can fully exchange heat, so that the heat dissipation effect is good.
Description
Technical Field
The utility model relates to a resistor field specifically is a high-power water-cooling oxidation film resistor.
Background
Resistors are commonly and directly referred to as resistances in daily life. The resistor is a current limiting element, and after the resistor is connected in a circuit, the resistance value of the resistor is fixed, generally two pins, and the resistor can limit the current passing through a branch connected with the resistor. The resistance value that cannot be changed is called a fixed resistor. Variable resistance is called a potentiometer or a variable resistor.
At present, the high-power oxidation film resistor has the characteristics of overload, pulse resistance and the like and is widely applied to various fields due to high power, but the temperature rise is high due to the high power, and the service life of the resistor is influenced if the resistor works in a high-temperature environment for a long time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-power water-cooling oxidation film resistor to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a high-power water-cooling oxidation film resistor comprises a shell with a cavity and an oxidation film resistor body, wherein a fixing frame is arranged in the cavity, a cooling liquid circulation pipe with a spiral surrounding structure is erected in the cavity, the cooling liquid circulation pipe is arranged outside the oxidation film resistor body in a surrounding mode, and a cooling liquid filling assembly used for filling cooling liquid into the cooling liquid circulation pipe is arranged at the top of the shell; the bottom of the shell is provided with a cooling liquid discharging assembly used for discharging cooling liquid in the cooling liquid circulation pipe;
the cooling liquid filling assembly comprises a cooling liquid filling pipe and at least two filling branch pipes connected with the cooling liquid filling pipe, each filling branch pipe is provided with a cooling liquid filling valve, one of the at least two filling branch pipes is communicated with one end of the cooling liquid through pipe, and the rest filling branch pipes are connected with the middle part of the cooling liquid through pipe; the cooling liquid discharging assembly comprises a cooling liquid discharging pipe and at least one discharging branch pipe connected with the cooling liquid discharging pipe, a cooling liquid discharging valve is arranged on each discharging branch pipe, each discharging branch pipe is connected with the cooling liquid through pipe, and at least one discharging branch pipe is communicated with the other end of the cooling liquid through pipe.
As a further aspect of the present invention: the outer surface of the oxidation film resistor body is coated with a heat-conducting protective layer; the apron is installed to the equal reassembling type in both ends of shell.
As a further aspect of the present invention: and a sealing ring is arranged at the joint between the end part of the shell and the cover plate.
As a further aspect of the present invention: and pins are connected to two ends of the oxidation film resistor body and extend to the outer side of the cover plate.
As a further aspect of the present invention: and sealing sleeves with sealing functions are arranged at the joint of the cooling liquid filling valve and the shell and the joint of the cooling liquid discharging valve and the shell, so that the sealing effect of the joints is ensured.
As a further aspect of the present invention: a water outlet pipe communicated with the cavity is arranged on one side of the top of the shell; and a water injection pipe communicated with the accommodating cavity is arranged on one side of the bottom of the shell.
As a further aspect of the present invention: the water injection pipe and the water outlet pipe are distributed diagonally.
Compared with the prior art, the beneficial effects of the utility model are that:
in the high-power water-cooling oxidation film resistor, the cooling liquid circulation pipe is arranged outside the oxidation film resistor body in a winding way, so that when the cooling liquid flows through the cooling liquid circulation pipe, the heat around the oxidation film resistor body can be taken away, and the heat dissipation effect of the oxidation film resistor body is improved; the cooling liquid entering the cooling liquid circulation pipe can be centralized to circulate in a corresponding interval range by reasonably controlling the on-off of the corresponding cooling liquid filling valve or the cooling liquid discharging valve, so that the heat dissipation effect of the oxidation film resistor body covered by the interval range is formed, and the use is flexible and the pertinence is strong; in addition, the cooling water is injected into the containing cavity through the water injection pipe and is discharged through the water outlet pipe, the containing cavity can be filled with the cooling water, the cooling effect on the oxidation film resistor body is further guaranteed, and the cooling water is injected through the water injection pipe, the water injection pipe is located at the bottom, the heat exchange of the cooling water injected into the containing cavity can be sufficient, and therefore the heat dissipation effect is guaranteed.
Drawings
In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of a high-power water-cooling oxide film resistor provided by the present invention.
In the figure: 1-shell, 2-oxidation film resistor body, 3-containing cavity, 4-pin, 5-heat conduction protective layer, 6-cooling liquid filling component, 61-cooling liquid filling pipe, 62-filling branch pipe, 63-cooling liquid filling valve, 7-cooling liquid discharging component, 71-cooling liquid discharging pipe, 72-discharging branch pipe, 73-cooling liquid discharging valve, 8-sealing sleeve, 9-water filling pipe, 10-water discharging pipe, 11-cooling liquid through pipe, 12-sealing ring and 13-cover plate.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. 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, in an embodiment provided by the present invention, a high-power water-cooled oxide film resistor includes a housing 1 having a cavity 3 therein and an oxide film resistor body 2 fixed in the cavity 3, wherein an outer surface of the oxide film resistor body 2 is coated with a heat-conducting protective layer 5; two ends of the oxidation film resistor body 2 are both connected with pins 4; cover plates 13 are detachably mounted at two ends of the shell 1, and a sealing ring 12 is arranged at the joint between the end of the shell 1 and the cover plates 13; the pins 4 extend to the outside of the cover plate 13.
Further, in order to improve the heat dissipation effect on the oxidation film resistor body 2, a cooling liquid flow pipe 11 of a spiral surrounding structure is erected in the accommodating cavity 3, the cooling liquid flow pipe 11 is wound outside the oxidation film resistor body 2, and a cooling liquid filling assembly 6 for filling cooling liquid into the cooling liquid flow pipe 11 is arranged at the top of the shell 1; the bottom of shell 1 is provided with and is used for discharging the cooling liquid exhaust subassembly 7 with cooling liquid in cooling liquid siphunculus 11, because cooling liquid siphunculus 11 is around establishing outside oxidation film resistor body 2, when cooling liquid flows through cooling liquid siphunculus 11, can take away the heat around oxidation film resistor body 2 to improve oxidation film resistor body 2's radiating effect.
In addition, in order to controllably realize the fixed-point heat dissipation of the local part of the oxidation film resistor body 2, the structures of the cooling liquid filling assembly 6 and the cooling liquid discharging assembly 7 are designed as follows; specifically, in this embodiment, the coolant filling assembly 6 includes a coolant filling pipe 61 and at least two filling branch pipes 62 connected to the coolant filling pipe 61, each filling branch pipe 62 is provided with a coolant filling valve 63, one of the at least two filling branch pipes 62 is communicated with one end of the coolant through pipe 11, and the rest of the filling branch pipes 62 are connected to the middle of the coolant through pipe 11; the coolant liquid discharging assembly 7 includes the coolant liquid discharging pipe 71 and with at least one discharging branch pipe 72 that the coolant liquid discharging pipe 71 is connected, all is provided with the coolant liquid discharging valve 73 on each discharging branch pipe 72, and each discharging branch pipe 72 all with linking to each other of coolant liquid through-pipe 11, further, at least one discharging branch pipe 72 with the other end of coolant liquid through-pipe 11 is linked together, specifically as shown in fig. 1, in the embodiment of the utility model, through the corresponding coolant liquid filling valve 63 of reasonable control or the break-make of coolant liquid discharging valve 73, can make the coolant liquid that gets into in the coolant liquid through-pipe 11 concentrate at corresponding interval within range circulation, form the radiating effect to the oxidation membrane resistor body 2 that this interval within range covers, use nimble, with strong points.
In the embodiment of the present invention, the joint of the coolant filling valve 63 and the housing 1 and the joint of the coolant discharging valve 73 and the housing 1 are both provided with the sealing sleeve 8 for sealing, so as to ensure the sealing effect of the joint.
Further, in order to further improve the heat dissipation effect on the oxide film resistor body 2, a water outlet pipe 10 communicated with the accommodating cavity 3 is installed on one side of the top of the shell 1; install bottom one side of shell 1 with hold the water injection pipe 9 that holds 3 intercommunications, water injection pipe 9 with outlet pipe 10 is diagonal distribution, and the cooling water pours into through water injection pipe 9 and holds the intracavity 3 and discharge through outlet pipe 10, can make and hold and fill with the cooling water in the chamber 3, has further guaranteed the cooling effect to oxidation film resistor body 2, and because the cooling water pours into through water injection pipe 9, can guarantee to pour into the cooling water that holds in the chamber 3 can be abundant carry out the heat exchange to guarantee the radiating effect.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The high-power water-cooling oxidation film resistor is characterized by comprising a shell (1) with a cavity (3) therein and an oxidation film resistor body (2) fixedly arranged in the cavity (3), wherein a cooling liquid through pipe (11) of a spiral surrounding structure is erected in the cavity (3), the cooling liquid through pipe (11) is wound outside the oxidation film resistor body (2), and the top of the shell (1) is provided with a cooling liquid filling assembly (6) for filling cooling liquid into the cooling liquid through pipe (11); the bottom of the shell (1) is provided with a cooling liquid discharging assembly (7) for discharging cooling liquid in the cooling liquid through pipe (11);
the cooling liquid filling assembly (6) comprises a cooling liquid filling pipe (61) and at least two filling branch pipes (62) connected with the cooling liquid filling pipe (61), each filling branch pipe (62) is provided with a cooling liquid filling valve (63), one of the at least two filling branch pipes (62) is communicated with one end of the cooling liquid through pipe (11), and the rest filling branch pipes (62) are connected with the middle part of the cooling liquid through pipe (11); the cooling liquid discharging assembly (7) comprises a cooling liquid discharging pipe (71) and at least one discharging branch pipe (72) connected with the cooling liquid discharging pipe (71), a cooling liquid discharging valve (73) is arranged on each discharging branch pipe (72), each discharging branch pipe (72) is connected with the cooling liquid through pipe (11), and at least one discharging branch pipe (72) is communicated with the other end of the cooling liquid through pipe (11).
2. The high-power water-cooled oxide film resistor as claimed in claim 1, wherein the outer surface of the oxide film resistor body (2) is coated with a heat-conducting protective layer (5); and cover plates (13) are arranged at two ends of the shell (1) in a dismounting mode.
3. The high power water-cooled oxide film resistor according to claim 2, wherein a sealing ring (12) is provided at the connection between the end of the housing (1) and the cover plate (13).
4. The high-power water-cooled oxide film resistor according to claim 2, wherein pins (4) are connected to both ends of the oxide film resistor body (2), and the pins (4) extend to the outer side of the cover plate (13).
5. The high-power water-cooled oxide film resistor according to any one of claims 1 to 4, wherein a sealing sleeve (8) for sealing is arranged at the joint of the cooling liquid filling valve (63) and the housing (1) and the joint of the cooling liquid discharging valve (73) and the housing (1).
6. The high-power water-cooling oxide film resistor according to any one of claims 1 to 4, wherein a water outlet pipe (10) communicated with the cavity (3) is installed on one side of the top of the housing (1); and a water injection pipe (9) communicated with the accommodating cavity (3) is arranged on one side of the bottom of the shell (1).
7. The high-power water-cooled oxide film resistor as claimed in claim 6, wherein the water injection pipe (9) and the water outlet pipe (10) are distributed diagonally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920403467.9U CN209859717U (en) | 2019-03-27 | 2019-03-27 | High-power water-cooling oxidation film resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920403467.9U CN209859717U (en) | 2019-03-27 | 2019-03-27 | High-power water-cooling oxidation film resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209859717U true CN209859717U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920403467.9U Expired - Fee Related CN209859717U (en) | 2019-03-27 | 2019-03-27 | High-power water-cooling oxidation film resistor |
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| Country | Link |
|---|---|
| CN (1) | CN209859717U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112768162A (en) * | 2020-12-31 | 2021-05-07 | 广州市市政集团有限公司 | Electric locomotive brake resistance temperature control device |
| CN112863791A (en) * | 2021-03-05 | 2021-05-28 | 广州市市政集团有限公司 | Electric locomotive brake resistance temperature control device |
| CN112992446A (en) * | 2021-02-05 | 2021-06-18 | 广州市照铜五金有限公司 | High-voltage water-cooled resistor |
-
2019
- 2019-03-27 CN CN201920403467.9U patent/CN209859717U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112768162A (en) * | 2020-12-31 | 2021-05-07 | 广州市市政集团有限公司 | Electric locomotive brake resistance temperature control device |
| CN112992446A (en) * | 2021-02-05 | 2021-06-18 | 广州市照铜五金有限公司 | High-voltage water-cooled resistor |
| CN112863791A (en) * | 2021-03-05 | 2021-05-28 | 广州市市政集团有限公司 | Electric locomotive brake resistance temperature control device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 |