CN214523410U - Fill electric pile noise reduction system - Google Patents
Fill electric pile noise reduction system Download PDFInfo
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- CN214523410U CN214523410U CN202120852241.4U CN202120852241U CN214523410U CN 214523410 U CN214523410 U CN 214523410U CN 202120852241 U CN202120852241 U CN 202120852241U CN 214523410 U CN214523410 U CN 214523410U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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Abstract
The utility model relates to a fill electric pile noise reduction system belongs to the new energy automobile field, and it is including installing the first sound mechanism of inhaling in filling the electric pile main part, fill the electric pile main part and include the casing and be used for supplementary radiating exhaust fan, the exhaust fan is installed in the casing inner chamber, has seted up the thermovent on the casing, and first sound mechanism of inhaling is including having the sound pipe of inhaling the sound function, and sound pipe one end links to each other with exhaust fan air-out end, and sound pipe keeps away from exhaust fan one end joint in the thermovent. The noise that this application has and to reduce the exhaust fan and produce pollutes the effect of possibility of environment.
Description
Technical Field
The application relates to the field of new energy vehicles, especially, relate to a fill electric pile noise reduction system.
Background
The charging pile has the function similar to an oiling machine in a gas station, can be fixed on the ground or on the wall, is installed in public buildings (public buildings, markets, public parking lots and the like) and residential district parking lots or charging stations, and can charge various types of electric vehicles according to different voltage grades. The input end of the charging pile is directly connected with an alternating current power grid, and the output end of the charging pile is provided with a charging plug for charging the electric automobile. The efficiency of the direct current charging pile is generally about 95%, 5% of the direct current charging pile is converted into heat loss, and the heat is necessarily exhausted out of the equipment, otherwise, the aging of the equipment is accelerated.
The invention patent with application publication number CN107128205A discloses a charging pile, which comprises a shell, a charging gun, a gun rope cable and a charging module group, wherein the shell comprises a frame, a left ventilation door assembly and a right ventilation door assembly which are installed on the frame, the right ventilation door assembly comprises a right door plate, a plurality of louver holes are formed in the right door plate, the left ventilation door assembly comprises a left door plate, a plurality of louver holes are formed in the left door plate, and an exhaust fan used for exhausting heat of the charging module group is installed in the shell.
In view of the above-mentioned related technologies, the inventor believes that noise generated during the brick conveying process of the exhaust fan at a high speed is large, and noise pollution to the environment is easily caused.
SUMMERY OF THE UTILITY MODEL
In order to reduce the noise pollution environment's that the exhaust fan produced possibility, this application provides a fill electric pile noise reduction system.
The application provides a pair of fill electric pile noise reduction system adopts following technical scheme:
the utility model provides a fill electric pile noise reduction system, is including installing the first sound absorbing mechanism in filling electric pile main part, fill electric pile main part and include the casing and be used for assisting radiating exhaust fan, the exhaust fan is installed in the casing inner chamber, has seted up the thermovent on the casing, and first sound absorbing mechanism is including having the sound absorbing pipe who inhales the sound function, and sound absorbing pipe one end links to each other with exhaust fan air-out end, and exhaust fan one end joint is kept away from to the sound absorbing pipe in the thermovent.
Through adopting above-mentioned technical scheme, when filling the electric pile main part and charging, the production of heat, exhaust fan operation and accelerated air current are discharged from the thermovent, and the air current takes the heat in the casing out. When the air flow flows from the exhaust fan to the heat dissipation port, the air flow must firstly pass through the sound absorption pipe, and the sound absorption pipe can absorb partial noise, so that the possibility that the noise generated by the exhaust fan pollutes the environment is reduced.
Optionally, the first sound absorbing mechanism further includes at least one sound absorbing plate having a sound absorbing function, the sound absorbing plate is disposed in an inner cavity of the sound absorbing pipe, and a channel for discharging air flow from the heat dissipating port is formed between the sound absorbing plate and an inner wall of the sound absorbing pipe.
Through adopting above-mentioned technical scheme, the air current can contact with the abatvoix when through the acoustic pipe to make the abatvoix also can inhale the sound to the air current, further reduce the noise pollution environment's that the exhaust fan produced possibility.
Optionally, the sound-absorbing plate is a wave-shaped plate.
Through adopting above-mentioned technical scheme, the area of contact of wave-shaped plate and air current is bigger to make the efficiency of inhaling the sound higher, further reduce the noise pollution environment's that the exhaust fan produced possibility.
Optionally, a line connecting wave crests of the sound-absorbing plate is parallel to an axis of the sound-absorbing pipe.
Through adopting above-mentioned technical scheme, the air current blows off from the exhaust fan and gets into the acoustic tube after, can take place to wind on the abatvoix and flow, collides with the crest and the trough of abatvoix for the abatvoix absorbs more energy, is favorable to further noise abatement.
Optionally, the sound absorbing pipe comprises a hard pipe and a first sound absorbing layer, the first sound absorbing layer is fixed on the inner wall of the hard pipe, the first sound absorbing mechanism further comprises a connecting pipe fixed at one end of air outlet of the exhaust fan, the inner cavity of the connecting pipe is communicated with the air outlet of the exhaust fan, one end of the exhaust fan is far away from the connecting pipe, the end of the exhaust fan is detachably connected with the end of the hard pipe, and the hard pipe is far away from one end of the connecting pipe and is clamped in the heat dissipation port.
Through adopting above-mentioned technical scheme, first sound absorption layer plays the sound effect of inhaling, and hard pipe plays the supporting role to first sound absorption layer, reduces the impaired possibility of first sound absorption layer. Can dismantle with the connecting pipe through hard pipe and link to each other, be convenient for dismantle the change with the sound absorption pipe and maintain, it is more convenient to use.
Optionally, the first sound absorbing mechanism further comprises at least one guide plate, the guide plate is fixed at one end, far away from the exhaust fan, of the sound absorbing pipe, one end, far away from the sound absorbing pipe, of the guide plate is lower than one end, close to the sound absorbing pipe, of the guide plate, and a gap between every two adjacent guide plates is communicated with a channel formed between the sound absorbing plate and the inner wall of the sound absorbing pipe.
Through adopting above-mentioned technical scheme, the air current is followed the back of discharging in the passageway and is collided with the guide plate, then changes the direction of flow and flow downwards, can reduce the air current and spout pedestrian's possibility, can also reduce the possibility that floaters such as dust in the air got into the casing from the clearance between the adjacent guide plate.
Optionally, the guide plate is an arc-shaped plate, and one end of the guide plate, which is far away from the sound absorption pipe, is vertically downward.
Through adopting above-mentioned technical scheme, the area of contact of arc and air current is bigger to can guide the vertical downward flow of air current, reduce the possibility that the air current sprays the pedestrian.
Optionally, the inner wall of the casing is provided with a second sound absorption layer.
Through adopting above-mentioned technical scheme, the second sound absorbing layer can adsorb the noise in the casing, further reduces the possibility of noise polluted environment.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the sound absorption pipe is arranged between the air outlet end of the exhaust fan and the heat dissipation port, so that when air flows from the exhaust fan to the heat dissipation port, the air flow must firstly pass through the sound absorption pipe, and the sound absorption pipe can absorb part of noise, thereby reducing the possibility that the noise generated by the exhaust fan pollutes the environment;
2. the guide plate is arranged at one end of the sound absorption pipe, which is far away from the exhaust fan, so that the airflow is discharged from the pipe in the channel formed between the inner walls of the sound absorption pipe and then collides with the guide plate, and then the flowing direction is changed to flow downwards, thereby reducing the possibility that the airflow is sprayed to pedestrians, and reducing the possibility that dust and other floaters in the air enter the shell from the gap between the adjacent guide plates;
3. the second sound absorption layer is arranged on the inner wall of the machine shell to absorb noise in the machine shell, so that the possibility of environment pollution caused by noise is further reduced.
Drawings
FIG. 1 is a schematic view of an installation state of a noise reduction system of a charging pile according to an embodiment of the application;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic sectional view showing a mounting structure of a ventilating fan;
fig. 4 is a schematic view for showing the structure of the first sound absorbing mechanism.
Description of reference numerals: 1. a charging pile main body; 11. a housing; 111. a heat dissipation port; 112. mounting a plate; 12. an exhaust fan; 2. a first sound absorbing mechanism; 21. a sound absorbing pipe; 211. a rigid tube; 212. a first sound absorbing layer; 22. a sound-absorbing panel; 23. a connecting pipe; 24. a baffle; 3. and a second sound absorbing layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses fill electric pile noise reduction system.
Referring to fig. 1 and 2, a first sound absorbing mechanism 2 installed on a charging pile main body 1 of a charging pile noise reduction system, the charging pile main body 1 comprises a casing 11 and an exhaust fan 12, and the exhaust fan 12 is installed in an inner cavity of the casing 11 and used for assisting in heat dissipation. The casing 11 is provided with a heat dissipating opening 111 so that heat can be dissipated from the heat dissipating opening 111. First sound absorbing mechanism 2 includes sound absorbing pipe 21, and sound absorbing pipe 21 one end links to each other with exhaust fan 12 air-out end, and sound absorbing pipe 21 keeps away from exhaust fan 12 one end joint in thermovent 111 for when the air current flowed to thermovent 111 from exhaust fan 12, must pass through sound absorbing pipe 21 earlier, sound absorbing pipe 21 can absorb some noise, thereby reduces the noise pollution environment's that exhaust fan 12 produced possibility.
Referring to fig. 2 and 3, the casing 11 is a cuboid with a hollow interior, the inner wall of the casing 11 is provided with a second sound absorbing layer 3, and the second sound absorbing layer 3 can be a slag wool layer, a foam plastic layer or a fiber layer, and the like, has a good sound absorbing function, absorbs noise in the casing 11, and reduces the possibility of noise polluting the environment.
The heat dissipating port 111 is a round port, and the heat dissipating port 111 is formed on one side wall of the housing 11. A rectangular mounting plate 112 is bonded and fixed on one side of the top wall of the machine shell 11 close to the inner cavity of the machine shell 11, the mounting plate 112 is perpendicular to the top wall of the machine shell 11, and the mounting plate 112 is used for mounting the exhaust fan 12.
Connecting pipe 23 is fixed to one side of exhaust fan 12 close to the air outlet through the screw, and connecting pipe 23 is the pipe, and connecting pipe 23 inner chamber and exhaust fan 12's air outlet intercommunication, the inner wall that connecting pipe 23 kept away from exhaust fan 12 one end are equipped with the screw thread circle for connect the sound-absorbing pipe 21.
Referring to fig. 2 and 4, the sound absorbing pipe 21 includes a rigid pipe 211 and a first sound absorbing layer 212, the rigid pipe 211 may be a circular plastic pipe, an outer wall of one end of the rigid pipe 211 is provided with a thread ring and is connected with the end of the connecting pipe 23 far away from the exhaust fan 12 by a thread, and one end of the rigid pipe 211 far away from the connecting pipe 23 is clamped in the heat dissipating port 111, so that the sound absorbing pipe 21 can be detached for replacement or maintenance.
The first sound absorption layer 212 can also be a slag wool layer, a foam plastic layer, a fiber layer or the like, and the first sound absorption layer 212 is fixedly bonded on the inner wall of the rigid pipe 211, so that when the airflow passes through the sound absorption pipe 21, the sound absorption pipe 21 can absorb part of noise, and the possibility that the noise generated by the exhaust fan 12 pollutes the environment is reduced. Three sound-absorbing plates 22 are adhesively fixed to the inner wall of the first sound-absorbing layer 212, and in other embodiments, the number of the sound-absorbing plates 22 may be 1, 3, or the like, which is greater than 1.
The adjacent sound-absorbing panels 22 are arranged parallel to and spaced from each other so that the sound-absorbing panels 22 form passages with the inner wall of the sound-absorbing duct 21 and the adjacent sound-absorbing panels 22 so that the air flow can be discharged. The air flow can contact with the sound-absorbing plate 22 when passing through the sound-absorbing pipe 21, so that the sound-absorbing plate 22 can absorb the sound of the air flow, and the possibility of environmental pollution caused by noise is further reduced.
The sound-absorbing plate 22 may be a corrugated plate so as to increase the contact area between the airflow and the sound-absorbing plate 22 and improve the sound-absorbing effect. The connecting line between the wave crests of the sound-absorbing boards 22 is parallel to the axis of the sound-absorbing pipe 21, so that after air flow enters the sound-absorbing pipe 21, the air flow can generate streaming on the sound-absorbing boards 22 and collide with the wave crests and the wave troughs of the sound-absorbing boards 22, the sound-absorbing boards 22 absorb more energy, and noise reduction is facilitated.
The concrete use method of charging pile noise reduction system of the embodiment of the application is as follows: when the charging pile body 1 is charged to generate heat, the exhaust fan 12 operates and accelerates the air flow to be discharged from the heat dissipation opening 111, and the air flow brings out the heat in the casing 11.
When the air flow flows from the exhaust fan 12 to the heat dissipation opening 111, the sound absorption pipe 21, the sound absorption plate 22 and the sound absorption pipe 21 can absorb part of the noise, thereby reducing the possibility that the noise generated by the exhaust fan 12 pollutes the environment.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a fill electric pile noise reduction system which characterized in that: including installing first sound absorbing mechanism (2) on filling electric pile main part (1), fill electric pile main part (1) including casing (11) and be used for supplementary radiating exhaust fan (12), exhaust fan (12) are installed in casing (11) inner chamber, thermovent (111) have been seted up on casing (11), first sound absorbing mechanism (2) are including inhaling sound pipe (21) that have the sound absorption function, and sound pipe (21) one end links to each other with exhaust fan (12) air-out end, and exhaust fan (12) one end joint is kept away from in thermovent (111) to sound pipe (21).
2. The charging pile noise reduction system according to claim 1, wherein: the first sound absorption mechanism (2) further comprises at least one sound absorption plate (22) with a sound absorption function, the sound absorption plate (22) is arranged in the inner cavity of the sound absorption pipe (21), and a channel for discharging air flow from the heat dissipation port (111) is formed between the sound absorption plate (22) and the inner wall of the sound absorption pipe (21).
3. The charging pile noise reduction system according to claim 2, wherein: the sound absorption plate (22) is a wave-shaped plate.
4. The charging pile noise reduction system according to claim 3, wherein: the connecting line between the wave crests of the sound-absorbing plates (22) is parallel to the axis of the sound-absorbing pipe (21).
5. The charging pile noise reduction system according to claim 1, wherein: inhale sound pipe (21) including hard pipe (211) and first sound absorption layer (212), first sound absorption layer (212) are fixed in hard pipe (211) inner wall, first sound absorption mechanism (2) are still including fixing connecting pipe (23) in exhaust fan (12) air-out one end, connecting pipe (23) inner chamber and exhaust fan (12) air outlet intercommunication, exhaust fan (12) one end is kept away from in connecting pipe (23) and can be dismantled with hard pipe (211) tip and link to each other, hard pipe (211) are kept away from connecting pipe (23) one end joint in thermovent (111).
6. The charging pile noise reduction system according to claim 2, wherein: first sound absorbing mechanism (2) still include at least one guide plate (24), and exhaust fan (12) one end is kept away from in sound-absorbing pipe (21) guide plate (24), and sound-absorbing pipe (21) one end is kept away from in guide plate (24) is less than guide plate (24) and is close to sound-absorbing pipe (21) one end setting, and the clearance between adjacent guide plate (24) and sound-absorbing board (22) and the passageway intercommunication that forms between sound-absorbing pipe (21) inner wall.
7. The charging pile noise reduction system according to claim 6, wherein: the guide plate (24) is an arc-shaped plate, and one end of the guide plate (24) far away from the sound absorption pipe (21) faces downwards vertically.
8. The charging pile noise reduction system according to any one of claims 1 to 7, wherein: and a second sound absorption layer (3) is arranged on the inner wall of the shell (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120852241.4U CN214523410U (en) | 2021-04-24 | 2021-04-24 | Fill electric pile noise reduction system |
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CN202120852241.4U CN214523410U (en) | 2021-04-24 | 2021-04-24 | Fill electric pile noise reduction system |
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CN214523410U true CN214523410U (en) | 2021-10-29 |
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CN202120852241.4U Active CN214523410U (en) | 2021-04-24 | 2021-04-24 | Fill electric pile noise reduction system |
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2021
- 2021-04-24 CN CN202120852241.4U patent/CN214523410U/en active Active
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