CN210327358U - Water cooling plate for explosion-proof frequency converter - Google Patents
Water cooling plate for explosion-proof frequency converter Download PDFInfo
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- CN210327358U CN210327358U CN201921191300.7U CN201921191300U CN210327358U CN 210327358 U CN210327358 U CN 210327358U CN 201921191300 U CN201921191300 U CN 201921191300U CN 210327358 U CN210327358 U CN 210327358U
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Abstract
A water cooling plate for a flame-proof frequency converter comprises a frequency converter cabinet body, an iron plate, a copper pipe and a mould, wherein a groove is arranged on the surface of the iron plate, a positioning sheet is arranged on the surface of the mould, a track is arranged on the positioning sheet, the copper pipe is arranged on the track and can be laid into a pipeline along the track, the copper pipe is fixedly clamped with the track, the copper pipe comprises a bending part and a straight part which are formed by connecting a plurality of U-shaped structures, the copper pipe is extruded and pressed into the groove of the iron plate through the mould, the diameter of the copper pipe is matched with the size of the groove, a sealing layer for filling gaps is arranged between the groove and the copper pipe, one end of the bending part of the copper pipe is provided with a liquid inlet, one end of the straight part of the copper pipe is provided with a liquid outlet, the iron plate is connected with the frequency converter, the process is simplified, a certain space is released in the frequency converter cabinet, and the die is convenient to install.
Description
Technical Field
The utility model belongs to the technical field of mineral equipment and specifically relates to a water-cooling plate for flame proof converter is related to.
Background
With the development of the underground coal mine explosion-proof frequency converter technology, various high-power frequency conversion speed regulation devices are widely applied to mines, but the loss of the high-power frequency conversion speed regulation devices is about 2% -4% in the operation process, and the loss is changed into heat. Without proper heat dissipation measures, this can lead to degradation and damage to the device components.
Since the water cooling system has excellent heat dissipation performance, a water cooling and air insulation structure is taken as a heat dissipation design means of high-voltage high-power equipment by many companies since ABB is applied to cooling of a high-voltage valve body of a Gotland HVDC system in 1983.
The water cooling system has high process requirement, complex installation and large maintenance workload, and can bring potential safety hazards once water leaks. The water cooling plate adopted at present is an all-copper product, the water cooling plate is fixed with a rear door plate of a frequency converter after being provided with an explosion-proof surface, and the door plate is provided with the explosion-proof surface; the explosion-proof surface is always provided with sand holes and air holes, which causes scrapping and has higher equipment cost; because of the needs of actual work in the pit, need improve the cooling water route to reduce cost guarantees the cooling effect on the basis of simplifying technology, improves the performance in cooling water route.
Disclosure of Invention
The utility model provides a mode of combining a copper pipe and an iron plate, which reduces the explosion-proof surface, and has simple process and reliable performance; the technical scheme of the utility model is that:
a water cooling plate for an explosion-proof frequency converter comprises a frequency converter cabinet body, an iron plate, a copper pipe and a die, wherein a groove is arranged on the surface of the iron plate, the surface of the die is provided with a positioning sheet, the positioning sheet is provided with a track, the track is provided with a copper pipe, the copper pipe can be laid into a pipeline along the track and is clamped and fixed with the track, the copper pipe comprises a bending part and a flat part which are formed by connecting a plurality of U-shaped structures, the copper pipe is matched with the groove on the iron plate, the copper pipe is extruded into the groove of the iron plate through a die, the diameter of the copper pipe is matched with the size of the groove, a sealing layer for filling the gap is arranged between the groove and the copper pipe, one end of the bending part of the copper pipe is provided with a liquid inlet, one end of the straight part of the copper pipe is provided with a liquid outlet, the iron plate is provided with bolt holes at the edge, and is connected with the cabinet body of the frequency converter through the bolt holes.
Preferably, the recess includes vertical recess and horizontal recess, and the portion of bending and the vertical recess of copper pipe cooperate, and it has the sealing layer to fill between the portion of bending and the vertical recess of copper pipe, and the straight portion and the horizontal recess of copper pipe cooperate, and it has the sealing layer to fill between straight portion and the horizontal recess, the sealing layer is epoxy glue.
Preferably, the spacer include vertical spacer and horizontal spacer, vertical spacer and horizontal spacer pass through bolted connection with the mould, be provided with vertical track and horizontal track on vertical spacer and the horizontal spacer respectively, the copper pipe is laid along vertical track and is established into the kink of U type structure, the copper pipe is laid along horizontal track and is established into the straight portion of copper pipe.
The frequency converter cabinet body comprises a rear cabinet door, a reserved notch is formed in the rear cabinet door and matched with the iron plate 1, and the edge of the iron plate and the reserved notch of the rear cabinet door are fixed through bolts to form a complete and closed rear cabinet door.
Compared with the prior art, the utility model discloses the water-cooling board that copper pipe and iron plate combined is compared with the water-cooling board of full copper goods, and iron plate except can supporting the panel that the cooling copper pipe can also regard as the rear cabinet door of converter, not only can reduce cost, has still reduced the flame proof face, has simplified technology, still has released certain space simultaneously for in the converter cabinet, and the setting of mould can simple to operate, and it is more reliable to reduce flame proof face performance.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view taken along the A direction of the present invention;
FIG. 3 is a schematic view of the mold structure of the present invention;
FIG. 4 is an enlarged view of a part of the section A of the utility model;
in the attached drawing, 1, iron plate, 2, sealing layer, 3, copper pipe, 4, groove, 5, liquid inlet, 6, liquid outlet, 7, mould, 8, spacer, 31, bending part, 32, straight portion.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described with reference to fig. 1, fig. 2, fig. 3, fig. 4 and the specific embodiments.
As shown in attached figures 1, 2 and 3, the water cooling plate for the explosion-proof frequency converter comprises a frequency converter cabinet body, an iron plate 1, a copper pipe 3 and a mold 7, wherein a groove 4 is formed in the surface of the iron plate 1, a positioning plate 8 is arranged on the surface of the mold 7, a track is arranged on the positioning plate 8, the copper pipe 3 is arranged on the track, the copper pipe 3 can be laid into a pipeline along the track, the copper pipe 3 is fixedly clamped with the track, the copper pipe 3 comprises a bending part 31 and a flat part 32 which are formed by connecting a plurality of U-shaped structures, the copper pipe 3 is matched with the groove 4 in the iron plate 1, the copper pipe 3 is extruded into the groove 4 in the iron plate 1 through the mold 7, the diameter of the copper pipe 3 is matched with the size of the groove 4, a sealing layer 2 for filling gaps is arranged between the groove 4 and the copper pipe 3, one end of, the one end of the straight portion 32 of copper pipe 3 is provided with liquid outlet 6, the limit portion of iron plate 1 is provided with the bolt hole, iron plate 1 is connected with the cabinet body of converter through the bolt hole.
Preferably, the groove 4 comprises a vertical groove and a horizontal groove, the bending part 31 of the copper pipe 3 is matched with the vertical groove, the sealing layer 2 is filled between the bending part 31 of the copper pipe 3 and the vertical groove, the straight part 32 of the copper pipe 3 is matched with the horizontal groove, the sealing layer 2 is filled between the straight part 32 and the horizontal groove, and the sealing layer 2 is epoxy glue.
Preferably, the spacer 8 include vertical spacer and horizontal spacer, vertical spacer and horizontal spacer pass through bolted connection with mould 7, are provided with vertical track and horizontal track on vertical spacer and the horizontal spacer respectively, copper pipe 3 applies the kink 31 of establishing into U type structure along vertical track, copper pipe 3 applies the straight portion 32 of establishing into copper pipe 3 along horizontal track.
The frequency converter cabinet body comprises a rear cabinet door, a reserved notch is formed in the rear cabinet door and matched with the iron plate 1, and the edge of the iron plate 1 and the reserved notch of the rear cabinet door are fixed through bolts to form a complete and closed rear cabinet door.
The utility model discloses an utilize the track on spacer 8 and the spacer 8 on the mould 7 to assemble copper pipe 3 and weld into the pipeline, wash out a plurality of recesses 4 of fixed dimension on the iron plate 1 simultaneously, copper pipe 3 in recess 4 on the iron plate 1 and the track on the mould 7 cooperatees, utilize mould 7 to extrude copper pipe 3 into iron plate 1's recess 4 in, and the gap is filled epoxy between recess 4 and the copper pipe 3, avoid leaving over the space, the incision is reserved to the back cabinet door of converter, the water-cooling board that forms cooperatees with the reservation incision of back cabinet door and forms unified confined back cabinet door, the four peripheral parts of iron plate 1 of water-cooling board set up one deck flame proof face, the quantity of flame proof face has been reduced.
The utility model discloses the water-cooling board that copper pipe and iron plate combined is compared with the water-cooling board of full copper goods, and iron plate except can supporting the panel that the cooling copper pipe can also regard as the rear cabinet door of converter, not only can reduce cost, has still reduced the flame proof face, has simplified technology, still releases certain space in the converter cabinet simultaneously, and the setting of mould can simple to operate, and it is more reliable to reduce flame proof face performance.
Claims (4)
1. The utility model provides a water-cooling plate for flame-proof frequency converter, includes the converter cabinet body, iron plate (1), copper pipe (3) and mould (7), its characterized in that be provided with recess (4) on the face of iron plate (1), be provided with spacer (8) on the face of mould (7), be provided with the track on spacer (8), be provided with copper pipe (3) on the track, copper pipe (3) can be laid into the pipeline along the track, and copper pipe (3) are fixed with the track block, and copper pipe (3) include bend portion (31) and straight portion (32) that form by a plurality of U type structural connection, and copper pipe (3) cooperate with recess (4) on iron plate (1), and copper pipe (3) extrude into recess (4) of iron plate (1) through mould (7) in, the diameter of copper pipe (3) cooperatees with the size of recess (4), be provided with sealing layer (2) of packing the space between recess (4) and copper pipe (3), the one end of the portion of bending (31) of copper pipe (3) is provided with inlet (5), and the one end of the straight portion of copper pipe (3) (32) is provided with liquid outlet (6), the limit portion of iron plate (1) is provided with the bolt hole, the limit portion of iron plate (1) is provided with the flame proof face, iron plate (1) is connected with the converter cabinet body through the bolt hole of limit portion.
2. The water-cooling plate for the explosion-proof frequency converter according to claim 1, wherein the groove (4) comprises a vertical groove and a horizontal groove, the bending part (31) of the copper pipe (3) is matched with the vertical groove, a sealing layer (2) is filled between the bending part (31) of the copper pipe (3) and the vertical groove, the straight part (32) of the copper pipe (3) is matched with the horizontal groove, a sealing layer (2) is filled between the straight part (32) and the horizontal groove, and the sealing layer (2) is epoxy glue.
3. The water cooling plate for the explosion-proof frequency converter according to claim 1, wherein the positioning plate (8) comprises a vertical positioning plate and a horizontal positioning plate, the vertical positioning plate and the horizontal positioning plate are connected with the die (7) through bolts, a vertical track and a horizontal track are respectively arranged on the vertical positioning plate and the horizontal positioning plate, the copper pipe (3) is provided with a bending part (31) in a U-shaped structure along the vertical track, and the copper pipe (3) is provided with a straight part in the copper pipe (3) along the horizontal track.
4. The water cooling plate for the explosion-proof frequency converter according to claim 1, wherein the frequency converter cabinet body comprises a rear cabinet door, a reserved notch is arranged on the rear cabinet door, the reserved notch is matched with the iron plate (1), and the edge of the iron plate (1) and the reserved notch of the rear cabinet door are fixed through bolts to form a complete closed rear cabinet door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921191300.7U CN210327358U (en) | 2019-07-26 | 2019-07-26 | Water cooling plate for explosion-proof frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921191300.7U CN210327358U (en) | 2019-07-26 | 2019-07-26 | Water cooling plate for explosion-proof frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210327358U true CN210327358U (en) | 2020-04-14 |
Family
ID=70126258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921191300.7U Active CN210327358U (en) | 2019-07-26 | 2019-07-26 | Water cooling plate for explosion-proof frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210327358U (en) |
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2019
- 2019-07-26 CN CN201921191300.7U patent/CN210327358U/en active Active
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