CN215912407U - Cooling air duct reconstruction mechanism for frequency converter cabinet of boiler fan - Google Patents
Cooling air duct reconstruction mechanism for frequency converter cabinet of boiler fan Download PDFInfo
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- CN215912407U CN215912407U CN202121643226.5U CN202121643226U CN215912407U CN 215912407 U CN215912407 U CN 215912407U CN 202121643226 U CN202121643226 U CN 202121643226U CN 215912407 U CN215912407 U CN 215912407U
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Abstract
The utility model discloses a cooling air duct reforming mechanism for a boiler fan frequency converter cabinet, which belongs to the field of auxiliary equipment of a heating boiler. The utility model forms a structure which can directly guide the heat generated by the equipment in the indoor frequency converter cabinet to the outdoor through the channel and discharge the heat through the butt joint assembly of the steering pipeline, the linear pipeline and the exhaust pipeline, thereby reducing the storage amount of indoor hot air, improving the refrigeration effect of the indoor air conditioner of the frequency converter, simultaneously reducing the influence of higher temperature on the normal operation of each frequency converter, reducing the maintenance times of the frequency converter and ensuring that each frequency converter can safely and stably operate.
Description
Technical Field
The utility model relates to the field of auxiliary equipment of heating boilers, in particular to a mechanism for reforming a cooling air channel of a frequency converter cabinet of a boiler fan.
Background
The boiler is used as a main boiler in the heating period of residents in winter and plays an important role, four sets of frequency converters of a first boiler, a second boiler and two draught fans are arranged in a frequency converter chamber of the boiler, and four ten air conditioners are arranged in the frequency converter chamber for refrigeration.
When the boiler frequency converter indoor air conditioner operates in high-temperature weather in summer, the frequency converter has large heat productivity, the boiler frequency converter indoor air conditioner is easy to frequently break down, so that the refrigeration effect is reduced, and the safe and stable operation of the frequency converter is threatened because each fan frequency converter of the boiler frequently operates in a high-temperature environment; in addition, because the load of the frequency converter of the primary fan of the boiler is high and the heat dissipation capacity is large, the heat dissipation of the frequency converter cabinet of the primary fan of the boiler at the innermost side of the frequency converter chamber is slow, the overheating alarm and the fault shutdown of the device are easily caused, and the power of the frequency converter is reduced because the heat dissipation of the frequency converter is not good, the frequency converter power unit module can greatly shorten the service life of the unit module due to long-time operation in a high-temperature state, and can quit if the temperature of the two sets of power unit modules is high, the operation of the frequency converter is switched to the operation under the power frequency state, so the energy-saving effect of the operation of the frequency converter is lost, and therefore, the development of a drainage device which can perform centralized discharge on hot air discharged from an air outlet on a transformer cabinet of the frequency converter is urgently needed, the indoor hot air storage is reduced, the indoor refrigeration effect is improved, and the safe and stable operation of each frequency converter is ensured.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
The utility model aims to provide a cooling air duct reconstruction mechanism for a frequency converter cabinet of a boiler fan, which aims to solve the problems in the background technology.
2. Technical scheme
In order to solve the problems, the utility model adopts the following technical scheme:
the utility model provides a boiler fan converter cabinet cooling air duct reforms transform mechanism, drainage device includes that the pipeline, sharp pipeline and the exhaust pipe that turn to that connect through docking mechanism, and also connect through docking mechanism between the pipeline of the same kind, turn to pipeline, sharp pipeline and exhaust pipe and form a complete passageway through the butt joint, and the passageway sets up gradually low from its air inlet end to its air outlet end.
Further, the butt joint face between every two adjacent pipelines is for pegging graft terminal surface and butt joint terminal surface respectively, docking mechanism includes that the shaping locates the grafting cell body on the pipeline grafting terminal surface, offers on the pipeline butt joint terminal surface and supplies spout, the shaping of grafting cell body grafting to locate the butt joint piece on the peripheral border of pipeline tip, passes through bolted connection between every two adjacent butt joint pieces, the tip of grafting cell body glues and is glued the sealed pad that has closely laminated with the spout inner wall.
Further, exhaust duct is located the least significant end of passageway, and takes shape on exhaust duct's the end and be equipped with the brim of a hat that has the guard action to its inside, exhaust duct is close to the inside filter screen that is connected with through detachable coupling mechanism of one end of brim of a hat.
Furthermore, coupling mechanism includes equidistant and takes shape to locate the stopper on the exhaust pipe inner wall, fixed locate on the stopper and run through the threaded rod, the screw that pass the filter screen cup joint on the threaded rod and with the nut of filter screen locking on the stopper, set up the perforation that supplies the threaded rod to pass on the filter screen.
Furthermore, the outer walls of the steering pipeline, the linear pipeline and the exhaust pipeline are all adhered with heat-insulating layers made of rubber materials.
Furthermore, each pipeline is at least provided with at least two grooves with the same cross section shape as the pipeline.
Further, every the cross-section of pipeline all is for the equal smooth setting of rectangle column structure and inner wall, the contained angle that turns to the pipeline is the arc chamfer, is equipped with one on the passageway at least and turns to the pipeline, is equipped with the three pipeline that turns to at most, and the number of sharp pipeline is more than the number that turns to the pipeline.
Furthermore, the size of the air inlet port of the channel is larger than that of the air outlet of the frequency converter cabinet.
Further, the channel is at an angle of ° - ° from horizontal.
Further, the steering pipeline, the linear pipeline and the exhaust pipeline are all made of cold-rolled steel plate materials.
3. Advantageous effects
1. The utility model forms a structure which can directly guide the heat generated by the equipment in the indoor frequency converter cabinet to the outdoor through the channel and discharge the heat through the butt joint assembly of the steering pipeline, the linear pipeline and the exhaust pipeline, thereby reducing the storage amount of indoor hot air, improving the refrigeration effect of the indoor air conditioner of the frequency converter, simultaneously reducing the influence of higher temperature on the normal operation of each frequency converter, reducing the maintenance frequency of the frequency converter, ensuring the safe and stable operation of each frequency converter, and effectively preventing accumulated water from flowing backwards through the arrangement that the channel is gradually lowered from the air inlet end to the air outlet end of the frequency converter, thereby realizing the protection of each component in the frequency converter cabinet.
2. According to the utility model, the inclined angle of the channel is set to be 0-5 degrees, so that the blocking effect of the inclined channel on the heat flow gas is reduced, and accumulated water can be prevented from flowing backwards while the channel can effectively transmit heat.
3. When every two adjacent pipelines are in butt joint, the effective contact area between every two adjacent pipelines can be increased through the sliding type splicing connection between the splicing groove body and the sliding groove, so that the fixing effect of the bolt on every two adjacent pipelines is improved, and in addition, when the splicing groove body is spliced in the sliding groove, the connection position between every two adjacent pipelines can be sealed through the close fit of the sealing gasket on the end part of the splicing groove body and the inner wall of the sliding groove, so that the conveying effect of the channel on the heat flow gas is ensured.
4. The utility model can prevent foreign matters from entering the channel through the brim and can intercept some floating impurities through the filter screen so as to realize the protection of the channel.
5. The heat-insulating layer can reduce the quantity of heat released from the pipeline to the outside of the pipeline, so that more heat can be drained to the outside along the pipeline for emission, and the transmission effect of the channel on heat flow gas is improved by reducing the loss of heat in the transmission process.
6. When the pipeline is installed on the wall surface, the pipeline needs to be fixed on the wall surface through the installation frame, when the pipeline is installed, the installation frame can be clamped in the groove in a clamping mode, and then the installation frame is fixed on the pipeline in a relatively stable mode through bolts or other fixing modes, so that the stability of the pipeline in use is guaranteed.
7. The rectangular pipeline section and the smooth inner wall of the rectangular pipeline section enable the channel to have larger capacity, and meanwhile, the blocking effect of the inner wall of the rectangular pipeline section on the heat flow gas can be reduced, in addition, the blocking effect of the corner of the rectangular pipeline section on the heat flow gas can be effectively reduced while the flow direction of the heat flow gas is changed by arranging the turning pipeline to be the arc-shaped chamfer angle, in addition, the number of the straight pipelines is more than that of the turning pipelines, the whole channel can be in a relatively straight state, the resistance effect of the inner wall of the channel on the heat flow gas is reduced, and the conveying effect of the channel on the heat flow gas is ensured.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic structural view of the docking mechanism;
FIG. 4 is a schematic view of the end of the exhaust duct.
Reference numerals: 1. a steering duct; 2. a linear conduit; 3. an exhaust duct; 4. a brim; 5. a limiting block; 6. a filter screen; 7. a threaded rod; 8. a nut; 9. a heat-insulating layer; 10. a groove; 11. a slot body is inserted; 12. a chute; 13. a gasket; 14. a butt joint block; 15. a bolt; 16. a channel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Examples
As shown in figures 1 and 2, a cooling air duct reforming mechanism for a frequency converter cabinet of a boiler fan, a flow guiding device comprises a steering pipeline 1, a linear pipeline 2 and an exhaust pipeline 3 which are connected through a butt joint mechanism, the pipelines of the same type are also connected through the butt joint mechanism, the steering pipeline 1, the linear pipeline 2 and the exhaust pipeline 3 are all made of cold-rolled steel plate materials, the steering pipeline 1, the linear pipeline 2 and the exhaust pipeline 3 form a complete channel 16 through butt joint, the channel 16 is gradually arranged from an air inlet end to an air outlet end of the channel, and through butt joint assembly of the steering pipeline 1, the linear pipeline 2 and the exhaust pipeline 3, a heat which is generated by equipment in an indoor frequency converter cabinet can be directly guided to the outdoor through the channel 16 and discharged, so that the stock of indoor hot air is reduced, and the refrigerating effect of an indoor air conditioner of the frequency converter is improved, meanwhile, the influence of higher temperature on the normal operation of each frequency converter is reduced, the maintenance frequency of each frequency converter is reduced, and each frequency converter can be ensured to run safely and stably, in addition, the accumulated water is effectively prevented from flowing backwards through the arrangement that the channel 16 is gradually lowered from the air inlet end to the air outlet end of the channel, the protection of each component in the frequency converter cabinet is realized, the included angle between the channel 16 and the horizontal line is 0-5 degrees, and the arrangement of the inclination angle of the channel 16 reduces the blocking effect of the inclined channel 16 on the heat flow gas, so that the channel 16 can effectively transmit heat and can also prevent the accumulated water from flowing backwards;
as shown in fig. 3, the butt joint surfaces between two adjacent pipelines are respectively an insertion end surface and a butt joint end surface, the butt joint mechanism includes an insertion groove body 11 formed on the insertion end surface of the pipeline, a sliding groove 12 opened on the butt joint end surface of the pipeline and used for insertion of the insertion groove body 11, and butt joint blocks 14 formed on the peripheral circumference of the end portion of the pipeline, each two adjacent butt joint blocks 14 are connected by bolts 15, a sealing gasket 13 tightly attached to the inner wall of the sliding groove 12 is adhered to the end portion of the insertion groove body 11, when each two adjacent pipelines are in butt joint, the effective contact area between each two adjacent pipelines can be increased by the insertion connection of the insertion groove body 11 and the sliding groove 12 in a sliding manner, so as to improve the fixing effect of the bolts 15 on each two adjacent pipelines, and when the insertion groove body 11 is inserted inside the sliding groove 12, the joint between each two adjacent pipelines can be sealed by the tight attachment of the sealing gasket 13 on the end portion of the insertion groove body 11 and the inner wall of the sliding groove 12, to ensure the delivery effect of the channel 16 on the hot gas;
as shown in fig. 1 and 4, the exhaust duct 3 is located at the lowest end of the channel 16, a cap peak 4 having a protection effect on the interior of the exhaust duct 3 is formed at the tail end of the exhaust duct 3, a filter screen 6 is connected to the interior of one end of the exhaust duct 3 close to the cap peak 4 through a detachable connection mechanism, foreign matters can be prevented from entering the channel 16 through the cap peak 4, and floating impurities can be intercepted through the filter screen 6, so that the channel 16 is protected;
as shown in fig. 4, the connecting mechanism comprises limit blocks 5 which are arranged on the inner wall of the exhaust duct 3 at equal intervals and are formed, threaded rods 7 which are fixedly arranged on the limit blocks 5 and penetrate through the filter screen 6, and nuts 8 which are sleeved on the threaded rods 7 and lock the filter screen 6 on the limit blocks 5, wherein the filter screen 6 is provided with through holes for the threaded rods 7 to penetrate through, the filter screen 6 can be limited by the limit blocks 5 when being installed, the threaded rods 7 penetrate through the filter screen 6 and the threaded connection between the nuts 8 and the threaded rods 7, and the filter screen 6 can be fixed on the limit blocks 5;
as shown in fig. 1 and 4, the outer walls of the steering pipeline 1, the linear pipeline 2 and the exhaust pipeline 3 are all adhered with the heat-insulating layer 9 made of rubber materials, the amount of heat released from the pipeline to the outside can be reduced through the heat-insulating layer 9, so that more heat can be drained to the outside along the pipeline for emission, and the transmission effect of the channel 16 on hot-flow gas is improved by reducing the loss of heat in the transmission process;
as shown in fig. 1 and 2, each pipeline is at least provided with at least two grooves 10 having the same cross-sectional shape as the pipeline, when the pipeline is installed on a wall surface, the pipeline needs to be fixed on the wall surface through an installation frame, when the pipeline is installed, the installation frame can be clamped in the grooves 10 in a clamping manner, and then the installation frame is fixed on the pipeline in a relatively stable manner through bolts or other fixing manners, so as to ensure the stability of the pipeline in use;
as shown in fig. 2, the cross section of each pipeline is rectangular and the inner wall is smooth, the included angle of the turning pipeline 1 is arc-shaped chamfer, at least one turning pipeline 1 is arranged on one channel 16, at most three turning pipelines 1 are arranged, the number of the linear pipelines 2 is more than that of the turning pipelines 1, the cross section of the pipeline is rectangular and the inner wall is smooth, so that the channel 16 has larger capacity and the blocking effect of the inner wall on the heat flow gas can be reduced, in addition, the included angle of the turning pipeline 1 is the arc-shaped chamfer, so that the blocking effect of the corner on the heat flow gas can be effectively reduced while the flowing direction of the heat flow gas is changed, the number of the linear pipelines 2 is more than that of the turning pipelines 1, so that the whole channel 16 is in a relatively straight state to reduce the resistance effect of the inner wall of the channel 16 on the heat flow gas, the conveying effect of the channel 16 on the heat flow gas is ensured;
the size of the air inlet port of the channel 16 is larger than that of the air outlet of the frequency converter cabinet, and the size of the air inlet port of the channel 16 is larger than that of the air outlet of the frequency converter cabinet, so that the channel 16 can completely convey hot air exhausted from the frequency converter cabinet.
The concrete application process of the cooling air channel reforming mechanism of the frequency converter cabinet of the boiler fan is as follows: when in use, firstly determining the number of the steering pipelines 1 and the straight pipelines 2, planning the installation positions of the pipelines, firstly installing the straight pipelines 2 or the steering pipelines 1 on an air outlet of a frequency converter cabinet in a butt joint mode, secondly installing the pipelines on other positions on a wall surface through an installation frame, clamping the installation frame in a groove 10 of the corresponding pipeline, then fixing the installation frame on a pipeline joint wall surface, thereby realizing the fixation of the pipelines, when each pipeline is installed, sequentially carrying out butt joint installation on the pipelines according to the positions of an insertion end surface and a butt joint end surface, when every two adjacent pipelines are in butt joint, firstly installing an insertion groove body 11 on the insertion end surface in a sliding mode in a sliding groove 12, and fixedly connecting butt joint blocks 14 on the two butted pipelines through bolts 15, thereby fixing the butt joint surface between the two pipelines, when the inserting groove body 11 is inserted in the sliding groove 12, the joint between every two adjacent pipelines can be sealed through the close fit of the sealing gasket 13 on the end part of the inserting groove body 11 and the inner wall of the sliding groove 12, so that the conveying effect of the channel 16 on the heat flow gas is ensured, the number of the steering pipelines 1 is reduced as much as possible during installation, and the blocking effect of the channel 16 on the heat flow gas is reduced;
after the installation, accessible pipeline cross-section rectangle form and its inner wall are smooth, the contained angle that turns to pipeline 1 is the arc chamfer, 2 numbers of straight line pipeline are more than the setting that turns to 1 numbers of pipeline, make the whole of passageway 16 present comparatively straight state, in order to reduce the resistance effect of passageway 16 inner wall to the hot gas, guarantee passageway 16 to the conveying effect of hot gas, in addition through the contained angle between passageway 16 and the water flat line be 0-5 setting, reduce the hindrance effect of inclined channel 16 to hot gas, when making passageway 16 effectively transmit the heat, can also prevent ponding refluence, just so accomplished the use of this boiler fan converter cabinet cooling air duct transformation mechanism.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (10)
1. The utility model provides a boiler fan converter cabinet cooling air duct reforms transform mechanism, a serial communication port, including drainage device, drainage device includes that the pipeline (1), sharp pipeline (2) and exhaust pipe (3) turn to that connect through docking mechanism, and also connects through docking mechanism between the pipeline of the same kind, turn to pipeline (1), sharp pipeline (2) and exhaust pipe (3) and form a complete passageway (16) through the butt joint, and passageway (16) set up gradually low from its air inlet end to its air outlet end.
2. The boiler fan frequency converter cabinet cooling air duct transformation mechanism according to claim 1, characterized in that, the butt joint face between every two adjacent pipelines is respectively for inserting the terminal surface and butt joint terminal surface, butt joint mechanism includes that the shaping locates grafting groove body (11) on the pipeline grafting terminal surface, offers spout (12) on the pipeline butt joint terminal surface and supply grafting groove body (11) to peg graft, shaping locates butt joint piece (14) on the peripheral border of pipeline tip, connects through bolt (15) between every two adjacent butt joint pieces (14), the tip of grafting groove body (11) is glued and is had sealed pad (13) that closely laminates with spout (12) inner wall.
3. The mechanism is reformed transform to boiler fan converter cabinet cooling air duct according to claim 1, characterized in that exhaust duct (3) is located the lowest end of passageway (16), and the shaping is equipped with brim of a hat (4) that has the protective action to its inside on the end of exhaust duct (3), the inside filter screen (6) that is connected with through detachable coupling mechanism of one end that exhaust duct (3) is close to brim of a hat (4).
4. The mechanism is reformed transform to boiler fan converter cabinet cooling air duct according to claim 3, characterized in that, coupling mechanism includes equidistant and takes shape and locates stopper (5) on exhaust pipe (3) inner wall, fixed threaded rod (7) that locate on stopper (5) and run through filter screen (6), nut (8) that the screw thread cup jointed on threaded rod (7) and locked filter screen (6) on stopper (5), set up the perforation that supplies threaded rod (7) to pass on filter screen (6).
5. The mechanism of claim 1, wherein the outer walls of the turning pipe (1), the linear pipe (2) and the exhaust pipe (3) are adhered with an insulating layer (9) made of rubber material.
6. The reforming mechanism of the cooling air duct of the boiler fan frequency converter cabinet according to claim 1, characterized in that each of the pipelines is provided with at least two grooves (10) with the same cross-sectional shape as the pipeline.
7. The mechanism of claim 1, wherein each of the ducts has a rectangular cross section and smooth inner walls, the included angle of the turning ducts (1) is an arc-shaped chamfer, at least one turning duct (1) is arranged on one of the ducts (16), at most three turning ducts (1) are arranged, and the number of the linear ducts (2) is greater than the number of the turning ducts (1).
8. The mechanism of claim 1, wherein the size of the air inlet port of the channel (16) is larger than the size of the air outlet of the frequency converter cabinet.
9. The reforming mechanism of the cooling air duct of the boiler fan frequency converter cabinet according to claim 1, characterized in that the included angle between the channel (16) and the horizontal line is 0-5 °.
10. The mechanism of claim 1, wherein the turning pipe (1), the linear pipe (2) and the exhaust pipe (3) are made of cold-rolled steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121643226.5U CN215912407U (en) | 2021-07-13 | 2021-07-13 | Cooling air duct reconstruction mechanism for frequency converter cabinet of boiler fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121643226.5U CN215912407U (en) | 2021-07-13 | 2021-07-13 | Cooling air duct reconstruction mechanism for frequency converter cabinet of boiler fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215912407U true CN215912407U (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121643226.5U Active CN215912407U (en) | 2021-07-13 | 2021-07-13 | Cooling air duct reconstruction mechanism for frequency converter cabinet of boiler fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215912407U (en) |
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2021
- 2021-07-13 CN CN202121643226.5U patent/CN215912407U/en active Active
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