CN215420080U - Prefabricated storehouse converter of changeable heat dissipation circulation mode - Google Patents
Prefabricated storehouse converter of changeable heat dissipation circulation mode Download PDFInfo
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- CN215420080U CN215420080U CN202121773014.9U CN202121773014U CN215420080U CN 215420080 U CN215420080 U CN 215420080U CN 202121773014 U CN202121773014 U CN 202121773014U CN 215420080 U CN215420080 U CN 215420080U
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Abstract
The utility model relates to a prefabricated cabin frequency converter capable of switching a heat dissipation circulation mode, which comprises: the device comprises a frequency converter, a prefabricated bin, a switchable fan cover, a switchable induced draft tube, an air conditioner, a prefabricated bin air inlet cover plate, a fan cover air outlet cover plate and an induced draft tube wind shield. When the working environment of the frequency converter is seriously polluted by air, the heat dissipation mode of the prefabricated cabin is switched to internal circulation heat dissipation to protect the frequency converter to normally operate; when the working environment of the frequency converter is clean, the air is switched to the external circulation heat dissipation of the prefabricated cabin, so that the running cost of the frequency converter is reduced. The utility model can select and switch between the internal and external circulation heat dissipation modes of the prefabricated bin according to the air condition of the working environment, thereby reducing the operation cost of the frequency converter and saving the energy consumption of enterprises.
Description
Technical Field
The utility model relates to a prefabricated cabin type frequency converter, in particular to a prefabricated cabin frequency converter capable of switching a heat dissipation circulation mode.
Background
On the premise that the energy conservation and emission reduction of enterprises are advocated vigorously in the current country, the energy-saving equipment frequency converter is widely applied to various industries. In some areas, rainfall is abundant in spring and summer, air is often washed by rainwater, and dust or conductive particles contained in the air are less, so that air pollution is low; the rainfall is less and the dust raising is large in autumn and winter, and the air contains a large amount of dust or conductive particles and is seriously polluted. The converter operates in the serious environment of air pollution, and dust or electrically conductive granule in the heat dissipation in-process air can adsorb on the inside components and parts of converter. Along with the operation of converter, these dust or electrically conductive granule are constantly accumulated, make its inside electric safety clearance reduce to produce the spike and discharge and damage the converter, cause the production shutdown and bring economic loss to the enterprise. Meanwhile, the frequency converter is usually placed indoors, and an enterprise needs to build a new plant before use, so that the frequency converter is long in operation period and pollutes the environment.
Disclosure of Invention
In order to solve the problems, the utility model provides the frequency converter which is low in capital construction cost and can freely switch the heat dissipation circulation mode according to the pollution severity of air dust or conductive particles.
The prefabricated bin frequency converter capable of switching the heat dissipation circulation mode comprises: the device comprises a frequency converter, a prefabricated bin, a switchable fan cover, a switchable induced draft tube, an air conditioner, an air inlet cover plate, an air outlet cover plate of the fan cover and an induced draft tube wind shield. The frequency converter is fixedly installed inside the prefabricated bin, the switchable fan cover is fixedly installed at the top of the frequency converter through bolts, two ends of the switchable induced draft tube are fixedly connected to mounting flanges of the switchable fan cover and an air outlet of the prefabricated bin respectively, the air conditioner outer unit is fixedly arranged on the prefabricated bin outer hanging frame, and the inner unit is fixedly installed inside the prefabricated bin.
As an improvement of the utility model, the frequency converter is a cabinet type frequency converter, a switchable fan cover fixing and mounting hole is arranged at an air outlet at the top of the frequency converter, and forced air cooling heat dissipation is carried out by adopting cabinet top air draft.
The prefabricated bin is further improved to be in an integral protection grade IP54, an air inlet and an air outlet are designed on the prefabricated bin, a mounting flange is arranged at the end opening of the inner side of the prefabricated bin of the air outlet, an air inlet cover plate is mounted at the air inlet, and ventilation and sealing of the air inlet of the prefabricated bin can be controlled by opening and closing the air inlet cover plate.
The centrifugal fan is arranged in the switchable fan cover, the bottom of the switchable fan cover is provided with an air inlet, the left side and the right side of the switchable fan cover are sealed, the front end and the rear end of the switchable fan cover are provided with air outlets, a mounting flange is arranged at the rear end air outlet, an air outlet cover plate is arranged at the front end air outlet, and ventilation and sealing of the front end air outlet of the switchable fan cover can be controlled by opening and closing the air outlet cover plate.
The air guide duct is characterized in that the switchable air inducing duct is an air guide duct, the cross section of the duct is rectangular, mounting flanges are designed at two ends of the duct, an air inducing duct wind shield is arranged in the duct, and ventilation and sealing of the switchable air inducing duct can be controlled by opening and closing the air inducing duct wind shield.
The air conditioner is further improved, the conventional cabinet air conditioner is divided into an outer machine and an inner machine, the outer machine is arranged on a hanger outside the prefabricated cabin, and the inner machine needs to be arranged and fixed inside the prefabricated cabin. The quantity and the power of the air conditioners are selected according to the condition that the rated total power of the selected air conditioners is larger than or equal to the heating power of the frequency converter.
According to the prefabricated bin frequency converter capable of switching the heat dissipation circulation mode, the air inlet cover plate, the air outlet cover plate of the fan cover and the wind shield of the induced draft tube are opened or closed differently to realize switching of the internal circulation heat dissipation mode of the prefabricated bin of the frequency converter and the external circulation heat dissipation mode of the prefabricated bin.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the air contains a large amount of dust or conductive particles and is seriously polluted, the frequency converter adopts a prefabricated cabin internal circulation heat dissipation mode to ensure the normal operation of the frequency converter in a seriously polluted environment;
2. when the air is clean, the frequency converter adopts a circulation heat dissipation mode outside the prefabricated cabin, so that the operation cost is reduced, and the energy consumption is saved;
3. the direct outdoor use of prefabricated storehouse need not newly-built computer lab, has saved the capital construction cost and has avoided the polluted environment.
Drawings
The utility model is described in further detail below with reference to the accompanying drawings:
FIG. 1 is a three-dimensional schematic view of a prefabricated bin frequency converter of the present invention with switchable heat dissipation cycle modes;
FIG. 2 is a three-dimensional schematic view of a prefabricated bin frequency converter of the present invention with switchable heat dissipation cycle modes;
FIG. 3 is a schematic structural view of a switchable air inducing duct of the prefabricated bin frequency converter capable of switching the heat dissipation circulation mode according to the present invention;
fig. 4 is a schematic structural diagram of a switchable fan guard of the prefabricated bin frequency converter with switchable heat dissipation circulation modes according to the utility model.
Detailed Description
As shown in fig. 1, 2 and 3, the prefabricated bin frequency converter with switchable heat dissipation circulation mode of the utility model comprises: the device comprises a frequency converter 1, a prefabricated bin 2, a switchable fan cover 3, a switchable induced draft tube 4, an air conditioner 5, an air inlet cover plate 6, an air outlet cover plate 7 and an induced draft tube wind shield 8. The installation of 1 installation of converter is fixed inside prefabricated storehouse 2, and switchable formula fan housing 3 is installed at 1 top of converter, but switch formula induced draft tube 4 both ends are connected respectively to be fixed on the mounting flange of switchable formula fan housing 3 and prefabricated storehouse 2 air outlets, and the outer machine of air conditioner 5 is fixed on prefabricated storehouse stores pylon, and the installation of interior machine is fixed inside prefabricated storehouse 2, but is equipped with induced draft tube deep bead 8 in the switch formula induced draft tube 4 pipeline.
As shown in fig. 3, a draught fan wind screen 8 is arranged in the duct of the switchable draught fan 4, and the ventilation and the sealing of the switchable draught fan 4 can be controlled by opening and closing the draught fan wind screen 8, and the circulation and the isolation of the inside and outside air of the prefabricated bin 2 can be controlled. Wherein (a) is the closing state of the air draft duct wind shield 8, and (b) is the opening state of the air draft duct wind shield 8.
As shown in fig. 4, a centrifugal fan is installed in the switchable fan housing 3, an air inlet is formed at the bottom of the centrifugal fan, the left side and the right side of the centrifugal fan are sealed, air outlets are formed at the front end and the rear end of the centrifugal fan, a mounting flange is arranged at the rear end air outlet, and an air outlet cover plate 7 is arranged at the front end air outlet. The ventilation and the sealing of the air outlet at the front end of the switchable fan cover 3 can be controlled by opening and closing the air outlet cover plate 7, and the flow direction of the heat dissipation air of the frequency converter 1 can be controlled at the same time. Wherein (a) is the opening state of the air outlet cover plate 7, and (b) is the closing state of the leading-out air outlet cover plate 7.
The heat dissipation path of the prefabricated bin type frequency converter capable of switching the heat dissipation circulation mode is as follows:
1. internal circulation heat dissipation mode of prefabricated bin
Through closing air inlet apron 6 and induced draft fan wind board 8 for 2 inside air in whole prefabricated storehouse keep apart with the outside air, open air outlet apron 7 simultaneously, exhaust hot-air when converter 1 dispels the heat, inside prefabricated storehouse 2 is directly discharged through air outlet apron 7. Air conditioner 5 cools down the inside hot-air of prefabricated storehouse 2, and the air after the cooling is inhaled inside converter 1 again and is dispelled the heat. The heat dissipation process of the frequency converter 1 in the prefabricated cabin internal circulation heat dissipation mode does not involve in external air, so that the frequency converter 1 is prevented from being damaged by peak discharge caused by accumulation of dust or conductive particles in the air.
2. External circulation heat dissipation mode for prefabricated bin
The air inlet cover plate 6 and the air draft tube wind shield 8 are opened, so that the air inside the whole prefabricated bin 2 is communicated with the outside air. And meanwhile, the cover plate 7 of the air outlet is closed, and hot air exhausted during heat dissipation of the frequency converter is exhausted to the outside of the prefabricated bin 2 through the switchable air inducing cylinder 4 and the air outlet of the prefabricated bin 2. The outside air of prefabricated storehouse 2 under the effect of pressure, inside air inlet cover 6 that the air intake of prefabricated storehouse 2 was opened supplyes the entering prefabricated storehouse 2, is inhaled inside 1 of converter and dispels the heat. The external circulation heat dissipation mode of the prefabricated cabin can be used under the condition of clean outdoor air, the heat dissipation mode does not need air conditioning for cooling, and the operation cost of the frequency converter is reduced.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in any way, and those skilled in the art can apply various equivalent changes and modifications based on the above embodiment, and all equivalent changes and modifications within the scope of the appended claims should fall within the protection scope of the present invention.
Claims (6)
1. Prefabricated storehouse converter of changeable heat dissipation circulation mode includes: the air conditioner comprises a frequency converter (1), a prefabricated bin (2), a switchable fan cover (3), a switchable induced draft tube (4), an air conditioner (5), an air inlet cover plate (6), an air outlet cover plate (7) and an induced draft tube wind shield (8); the method is characterized in that: converter (1) installation is fixed inside prefabricated storehouse (2), and changeable formula fan cover (3) pass through the bolt installation to be fixed at converter (1) top, but switch formula induced air section of thick bamboo (4) both ends are connected respectively to be fixed on the mounting flange of changeable formula fan cover (3) and prefabricated storehouse (2) air outlet, and air conditioner (5) outer machine is fixed on prefabricated storehouse (2) stores pylon, and air conditioner (5) inner machine installation is fixed inside prefabricated storehouse (2).
2. The pre-manufactured bin frequency converter of switchable heat dissipation cycle mode of claim 1, wherein: the frequency converter (1) is a cabinet type frequency converter, a switchable fan cover (3) fixing mounting hole is formed in an air outlet at the top of the frequency converter (1), and forced air cooling heat dissipation is achieved through cabinet top air draft.
3. The pre-manufactured bin frequency converter of switchable heat dissipation cycle mode of claim 1, wherein: prefabricated storehouse (2) design is IP54 protection level, and the design has air intake and air outlet on prefabricated storehouse (2), the air outlet is equipped with mounting flange in prefabricated storehouse (2) inboard port department, air intake department installs air inlet apron (6).
4. The pre-manufactured bin frequency converter of switchable heat dissipation cycle mode of claim 1, wherein: the centrifugal fan is arranged in the switchable fan cover (3), the bottom of the switchable fan cover (3) is provided with an air inlet, the left side and the right side of the switchable fan cover are sealed, the front end and the rear end of the switchable fan cover are provided with air outlets, an installing flange is arranged at the rear end of the air outlet, and an air outlet cover plate (7) is arranged at the front end of the air outlet.
5. The pre-manufactured bin frequency converter of switchable heat dissipation cycle mode of claim 1, wherein: the switchable induced draft tube (4) is an air guide pipeline, the section of the pipeline is rectangular, mounting flanges are designed at two ends of the pipeline, and an induced draft tube wind shield (8) is arranged in the pipeline.
6. The pre-manufactured bin frequency converter of switchable heat dissipation cycle mode of claim 1, wherein: the air conditioner (5) is a conventional cabinet air conditioner and is divided into an outer machine and an inner machine, the outer machine is installed on a hanging rack outside the prefabricated cabin (2), and the inner machine is installed and fixed inside the prefabricated cabin (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121773014.9U CN215420080U (en) | 2021-08-02 | 2021-08-02 | Prefabricated storehouse converter of changeable heat dissipation circulation mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121773014.9U CN215420080U (en) | 2021-08-02 | 2021-08-02 | Prefabricated storehouse converter of changeable heat dissipation circulation mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215420080U true CN215420080U (en) | 2022-01-04 |
Family
ID=79655231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121773014.9U Active CN215420080U (en) | 2021-08-02 | 2021-08-02 | Prefabricated storehouse converter of changeable heat dissipation circulation mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215420080U (en) |
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2021
- 2021-08-02 CN CN202121773014.9U patent/CN215420080U/en active Active
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