CN213692865U - A high-voltage DC UPS power supply with high safety - Google Patents

A high-voltage DC UPS power supply with high safety Download PDF

Info

Publication number
CN213692865U
CN213692865U CN202021929960.3U CN202021929960U CN213692865U CN 213692865 U CN213692865 U CN 213692865U CN 202021929960 U CN202021929960 U CN 202021929960U CN 213692865 U CN213692865 U CN 213692865U
Authority
CN
China
Prior art keywords
fixedly connected
inner cavity
power supply
ups power
box
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202021929960.3U
Other languages
Chinese (zh)
Inventor
张延雪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dalian Haiyou Hi Tech Co ltd
Original Assignee
Dalian Haiyou Hi Tech Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dalian Haiyou Hi Tech Co ltd filed Critical Dalian Haiyou Hi Tech Co ltd
Priority to CN202021929960.3U priority Critical patent/CN213692865U/en
Application granted granted Critical
Publication of CN213692865U publication Critical patent/CN213692865U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

本实用新型公开了一种安全性高的高压直流UPS电源,包括箱体,所述箱体内腔的底部固定连接有密封壳,所述密封壳内腔的顶部固定连接有设备箱,所述设备箱内腔的底部固定连接有水泵,所述水泵的左侧连通有进水管,所述进水管远离水泵的一端贯穿至密封壳的内腔,所述水泵的右侧连通有出水管,所述出水管的右侧贯穿至密封壳的内腔。本实用新型通过设置箱体、密封壳、设备箱、水泵、进水管、出水管、导热板、导热翅片、散热壳、输水管、进风管、滤板、排风管、连接杆、电机、扇叶和冷却管,解决了现有高压直流UPS电源散热效果差安全性低的问题,该高压直流UPS电源,具备散热效果好安全性高的优点,值得推广。

Figure 202021929960

The utility model discloses a high-voltage direct current UPS power supply with high safety, comprising a box body, a sealing shell is fixedly connected to the bottom of the inner cavity of the box, and an equipment box is fixedly connected to the top of the inner cavity of the sealing shell. The bottom of the inner cavity of the box is fixedly connected with a water pump, the left side of the water pump is connected with a water inlet pipe, the end of the water inlet pipe away from the water pump penetrates to the inner cavity of the sealing shell, the right side of the water pump is connected with a water outlet pipe, the The right side of the water outlet pipe penetrates to the inner cavity of the sealing shell. The utility model is provided with a box body, a sealing shell, an equipment box, a water pump, a water inlet pipe, a water outlet pipe, a heat conduction plate, a heat conduction fin, a heat dissipation shell, a water transmission pipe, an air inlet pipe, a filter plate, an air exhaust pipe, a connecting rod, a motor , fan blades and cooling pipes, solve the problem of poor heat dissipation effect and low safety of the existing high-voltage DC UPS power supply. The high-voltage DC UPS power supply has the advantages of good heat dissipation effect and high safety, and is worthy of promotion.

Figure 202021929960

Description

High-voltage direct-current UPS power supply with high safety
Technical Field
The utility model relates to a UPS power technical field specifically is a high voltage direct current UPS power of security.
Background
A UPS power supply is an uninterrupted power supply containing an energy storage device, which is mainly used for providing an uninterrupted power supply for partial equipment with higher requirements on the stability of the power supply, when the mains supply is input normally, the UPS supplies the mains supply to a load after stabilizing the voltage, at the moment, the UPS is an alternating current type voltage stabilizer, simultaneously charges a battery in the UPS, when the mains supply is interrupted, the UPS immediately supplies the direct current electric energy of the battery to the load by switching and converting an inverter to continuously supply 220V alternating current to the load, so that the load can keep normal work and protect the soft and hardware of the load from being damaged, the temperature of the high-voltage direct current UPS power supply can be increased when the UPS power supply is used, the heat dissipation effect of the existing high-voltage direct current UPS power supply is poor, when the mains supply is interrupted, the high-voltage direct current UPS power supply is started to supply electric energy, the temperature of the UPS, is not beneficial to the use of people.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high voltage direct current UPS power of security possesses the good high advantage of security of radiating effect, has solved the problem that the poor security of current high voltage direct current UPS power radiating effect is low.
In order to achieve the above object, the utility model provides a following technical scheme: a high-voltage direct-current UPS power supply with high safety comprises a box body, wherein a sealing shell is fixedly connected to the bottom of an inner cavity of the box body, an equipment box is fixedly connected to the top of the inner cavity of the sealing shell, a water pump is fixedly connected to the bottom of the inner cavity of the equipment box, a water inlet pipe is communicated with the left side of the water pump, one end, far away from the water pump, of the water inlet pipe penetrates through the inner cavity of the sealing shell, a water outlet pipe is communicated with the right side of the water pump, the right side of the water outlet pipe penetrates through the inner cavity of the sealing shell, a UPS power supply body is fixedly connected to the top of the sealing shell, heat conducting plates are fixedly connected to two sides of the UPS power supply body, heat conducting fins are fixedly connected to one opposite sides of the two heat conducting plates, heat radiating shells are fixedly connected to, the end of the water delivery pipe, far away from the heat dissipation shell, penetrates through the box body and is communicated with the sealing shell, the air inlet pipes are respectively communicated with the two sides of the box body and the bottom of the heat dissipation shell, a filter plate is fixedly connected between the top and the bottom of the inner cavity of the air inlet pipe, an exhaust pipe is communicated with the top of the box body, connecting rods are respectively fixedly connected with the two sides of the inner cavity of the exhaust pipe, a motor is fixedly connected between the two connecting rods, a fan blade is fixedly connected with the top of the output end of the motor, a cooling pipe is arranged at the top of the inner cavity of the exhaust pipe, the two ends of the cooling pipe penetrate through the exhaust pipe and are communicated with the top of the heat dissipation shell, buffer boxes are respectively fixedly connected with the two sides of the top of the box body, a limiting plate is arranged in the inner cavity of, the top of the supporting rod penetrates through the buffer box and is fixedly connected with the anti-collision plate.
Preferably, the equal fixedly connected with fixed plate in top of exhaust pipe both sides, one side that two fixed plates are opposite all with buffering box fixed connection, the top fixedly connected with buffer rubber piece of fixed plate.
Preferably, the bottom of the spring is fixedly connected with the inner wall of the buffer box, and the top of the buffer box is provided with an opening matched with the support rod for use.
Preferably, the equal fixedly connected with supporting leg in both sides of bottom half, the positive surface of heat dissipation shell is provided with the liquid level observation window.
Preferably, the left side of the front surface of the box body is movably connected with a sealing door through a hinge, and the front side of the sealing door is provided with an observation window.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up box, sealed shell, equipment box, water pump, inlet tube, outlet pipe, heat-conducting plate, heat conduction fin, heat dissipation shell, raceway, air-supply line, filter plate, exhaust pipe, connecting rod, motor, flabellum and cooling tube, solved the problem that the poor security of current high voltage direct current UPS power radiating effect is low, this high voltage direct current UPS power possesses the good high advantage of security of radiating effect, is worth promoting.
2. The utility model discloses a set up sealed shell, can store the coolant liquid, through setting up the equipment box, can cross the protection water pump, prevent that the coolant liquid from getting into inside its circuit that leads to of water pump and damaging, through setting up the air-supply line, can inhale inside the box with outside air, through setting up the filter plate, can filter the dust in the outside air, through setting up the exhaust pipe, can discharge the inside hot-air of box with motor and flabellum cooperation, through setting up the cooling tube, can cool off the coolant liquid in the cooling tube with motor and flabellum cooperation, through setting up the limiting plate, can prevent that the bracing piece from breaking away from the inner chamber of buffering box, through setting up the anticollision board, can protect UPS power body, prevent that article from dropping and leading to its damage.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the structure of the present invention;
fig. 3 is a cross-sectional view of the exhaust duct of the present invention.
In the figure: 1. a box body; 2. sealing the shell; 3. an equipment box; 4. a water pump; 5. a water inlet pipe; 6. a water outlet pipe; 7. a UPS power supply body; 8. a heat conducting plate; 9. a heat conductive fin; 10. a heat dissipation housing; 11. a water delivery pipe; 12. an air inlet pipe; 13. filtering the plate; 14. an exhaust duct; 15. a connecting rod; 16. a motor; 17. a fan blade; 18. a cooling tube; 19. a buffer box; 20. a limiting plate; 21. a spring; 22. a support bar; 23. an anti-collision plate; 24. a fixing plate; 25. and a rubber block is buffered.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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.
Referring to fig. 1-3, a high-voltage dc UPS power supply with high safety comprises a box body 1, a sealing shell 2 is fixedly connected to the bottom of an inner cavity of the box body 1, an equipment box 3 is fixedly connected to the top of the inner cavity of the sealing shell 2, a water pump 4 is fixedly connected to the bottom of the inner cavity of the equipment box 3, a left side of the water pump 4 is communicated with a water inlet pipe 5, one end of the water inlet pipe 5, which is far away from the water pump 4, penetrates through the inner cavity of the sealing shell 2, a right side of the water pump 4 is communicated with a water outlet pipe 6, the right side of the water outlet pipe 6 penetrates through the inner cavity of the sealing shell 2, a UPS power supply body 7 is fixedly connected to the top of the sealing shell 2, heat conducting plates 8 are fixedly connected to both sides of the UPS power supply body 7, heat conducting fins 9 are fixedly connected to opposite, the bottom of the heat dissipation shell 10 is communicated with a water delivery pipe 11, one end of the water delivery pipe 11, which is far away from the heat dissipation shell 10, penetrates through the box body 1 and is communicated with the sealing shell 2, two sides of the box body 1 and the bottom of the heat dissipation shell 10 are both communicated with an air inlet pipe 12, a filter plate 13 is fixedly connected between the top and the bottom of an inner cavity of the air inlet pipe 12, the top of the inner cavity of the box body 1 is communicated with an exhaust pipe 14, two sides of an inner cavity of the exhaust pipe 14 are both fixedly connected with connecting rods 15, a motor 16 is fixedly connected between the two connecting rods 15, the top of an output end of the motor 16 is fixedly connected with fan blades 17, the top of the inner cavity of the exhaust pipe 14 is provided with a cooling pipe 18, two ends of the cooling pipe 18 both penetrate through the exhaust pipe 14 and are communicated with the top of the heat dissipation shell 10, two sides of the top, the top of the exhaust pipe 14 is provided with an anti-collision plate 23, the top of the support rod 22 penetrates through the buffer box 19 and is fixedly connected with the anti-collision plate 23, the tops of two sides of the exhaust pipe 14 are fixedly connected with fixing plates 24, one opposite side of the two fixing plates 24 is fixedly connected with the buffer box 19, the top of the fixing plate 24 is fixedly connected with a buffer rubber block 25, the bottom of the spring 21 is fixedly connected with the inner wall of the buffer box 19, the top of the buffer box 19 is provided with an opening matched with the support rod 22 for use, two sides of the bottom of the box body 1 are fixedly connected with support legs, the front surface of the radiating shell 10 is provided with a liquid level observation window, the left side of the front surface of the box body 1 is movably connected with a sealing door through a hinge, the front side of the sealing door is provided with an observation window, the sealing shell 2 is arranged to store cooling liquid, the water pump 4, the air inlet pipe 12 is arranged to suck outside air into the box body 1, the filter plate 13 is arranged to filter dust in the outside air, the exhaust pipe 14 is arranged to be matched with the motor 16 and the fan blades 17 to exhaust hot air in the box body 1, the cooling pipe 18 is arranged to be matched with the motor 16 and the fan blades 17 to cool cooling liquid in the cooling pipe 18, the limit plate 20 is arranged to prevent the support rod 22 from being separated from the inner cavity of the buffer box 19, the anti-collision plate 23 is arranged to protect the UPS power body 7 and prevent articles from falling to damage the UPS power body, the box body 1, the sealing shell 2, the equipment box 3, the water pump 4, the water inlet pipe 5, the water outlet pipe 6, the heat conduction plate 8, the heat conduction fin 9, the heat dissipation shell 10, the water pipe 11, the air inlet pipe 12, the filter plate 13, the exhaust pipe 14, the connecting rod 15, the motor 16, the fan blades 17 and the cooling pipe, the problem of current high voltage direct current UPS power poor security of radiating effect is low is solved, this high voltage direct current UPS power, possess the advantage of the good security of radiating effect, be worth promoting.
When the UPS power supply is used, when the UPS power supply body 7 is started, the temperature rises, the water pump 4 is started, the water pump 4 circulates cooling liquid on two sides of the inner cavity of the sealing shell 2, heat generated by the UPS power supply body 7 is conveyed to the heat-conducting fins 9 through the heat-conducting plates 8, the heat-conducting fins 9 convey the heat into the heat-radiating shell 10, the cooling liquid circulating in the heat-radiating shell 10 takes the heat away, the motor 16 is started, the motor 16 is matched with the fan blades 17 to pump out air in the box body 1, the pumped air blows towards the cooling pipe 18, so that the heat carried by the cooling liquid in the cooling pipe 18 is blown away, meanwhile, the air outside the box body 1 is pumped into the box body 1 through the air inlet pipe 12, the air in the box body 1 is circulated, the heat-radiating effect is further improved, meanwhile, when articles fall off, the anti-collision plate 23 is collided and moves downwards, the anti, the UPS power supply body 7 is prevented from being damaged by impact.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1.一种安全性高的高压直流UPS电源,包括箱体(1),其特征在于:所述箱体(1)内腔的底部固定连接有密封壳(2),所述密封壳(2)内腔的顶部固定连接有设备箱(3),所述设备箱(3)内腔的底部固定连接有水泵(4),所述水泵(4)的左侧连通有进水管(5),所述进水管(5)远离水泵(4)的一端贯穿至密封壳(2)的内腔,所述水泵(4)的右侧连通有出水管(6),所述出水管(6)的右侧贯穿至密封壳(2)的内腔,所述密封壳(2)的顶部固定连接有UPS电源本体(7),所述UPS电源本体(7)的两侧均固定连接有导热板(8),两个导热板(8)相反的一侧均固定连接有导热翅片(9),所述箱体(1)的两侧均固定连接有散热壳(10),所述导热翅片(9)远离导热板(8)的一侧贯穿至散热壳(10)的内腔,所述散热壳(10)的底部连通有输水管(11),所述输水管(11)远离散热壳(10)的一端贯穿箱体(1)并与密封壳(2)连通,所述箱体(1)的两侧且位于散热壳(10)的底部均连通有进风管(12),所述进风管(12)内腔的顶部与底部之间固定连接有滤板(13),所述箱体(1)的顶部连通有排风管(14),所述排风管(14)内腔的两侧均固定连接有连接杆(15),两个连接杆(15)之间固定连接有电机(16),所述电机(16)输出端的顶部固定连接有扇叶(17),所述排风管(14)内腔的顶部设置有冷却管(18),所述冷却管(18)的两端均贯穿排风管(14)并与散热壳(10)的顶部连通,所述箱体(1)顶部的两侧均固定连接有缓冲盒(19),所述缓冲盒(19)的内腔设置有限位板(20),所述限位板(20)的底部固定连接有弹簧(21),所述限位板(20)的顶部固定连接有支撑杆(22),所述排风管(14)的顶部设置有防撞板(23),所述支撑杆(22)的顶部贯穿缓冲盒(19)并与防撞板(23)固定连接。1. A high-voltage DC UPS power supply with high safety, comprising a box body (1), characterized in that: a sealing shell (2) is fixedly connected to the bottom of the inner cavity of the box body (1), and the sealing shell (2) ) An equipment box (3) is fixedly connected to the top of the inner cavity, a water pump (4) is fixedly connected to the bottom of the inner cavity of the equipment box (3), and a water inlet pipe (5) is connected to the left side of the water pump (4), The end of the water inlet pipe (5) away from the water pump (4) penetrates to the inner cavity of the sealing shell (2), and the water outlet pipe (6) is communicated with the right side of the water pump (4). The right side penetrates to the inner cavity of the sealing shell (2), the top of the sealing shell (2) is fixedly connected with a UPS power supply body (7), and both sides of the UPS power supply body (7) are fixedly connected with a heat conducting plate ( 8), the opposite sides of the two heat-conducting plates (8) are fixedly connected with heat-conducting fins (9), and both sides of the box body (1) are fixedly connected with heat-dissipating shells (10), and the heat-conducting fins are fixedly connected to each other. (9) The side away from the heat conducting plate (8) penetrates into the inner cavity of the heat dissipation shell (10), the bottom of the heat dissipation shell (10) is communicated with a water delivery pipe (11), and the water delivery pipe (11) is far away from the heat dissipation shell One end of (10) penetrates through the box body (1) and communicates with the sealing shell (2). A filter plate (13) is fixedly connected between the top and bottom of the inner cavity of the air inlet pipe (12), and an exhaust pipe (14) is communicated with the top of the box body (1), and the exhaust pipe (14) Both sides of the inner cavity are fixedly connected with connecting rods (15), a motor (16) is fixedly connected between the two connecting rods (15), and a fan blade (17) is fixedly connected to the top of the output end of the motor (16), The top of the inner cavity of the exhaust pipe (14) is provided with a cooling pipe (18), and both ends of the cooling pipe (18) pass through the exhaust pipe (14) and communicate with the top of the heat dissipation shell (10), so Both sides of the top of the box body (1) are fixedly connected with a buffer box (19), the inner cavity of the buffer box (19) is provided with a limit plate (20), and the bottom of the limit plate (20) is fixedly connected There is a spring (21), a support rod (22) is fixedly connected to the top of the limit plate (20), and a bumper plate (23) is provided on the top of the exhaust duct (14). The support rod (22) ) penetrates through the buffer box (19) and is fixedly connected with the bumper plate (23). 2.根据权利要求1所述的一种安全性高的高压直流UPS电源,其特征在于:所述排风管(14)两侧的顶部均固定连接有固定板(24),两个固定板(24)相反的一侧均与缓冲盒(19)固定连接,所述固定板(24)的顶部固定连接有缓冲橡胶块(25)。2. A high-voltage DC UPS power supply with high safety according to claim 1, characterized in that: the tops of both sides of the exhaust duct (14) are fixedly connected with a fixed plate (24), and the two fixed plates (24) The opposite side is fixedly connected with the buffer box (19), and the top of the fixing plate (24) is fixedly connected with a buffer rubber block (25). 3.根据权利要求1所述的一种安全性高的高压直流UPS电源,其特征在于:所述弹簧(21)的底部与缓冲盒(19)的内壁固定连接,所述缓冲盒(19)的顶部开设有与支撑杆(22)配合使用的开口。3. A high-voltage DC UPS power supply with high safety according to claim 1, characterized in that: the bottom of the spring (21) is fixedly connected to the inner wall of the buffer box (19), and the buffer box (19) An opening for cooperating with the support rod (22) is provided at the top of the . 4.根据权利要求1所述的一种安全性高的高压直流UPS电源,其特征在于:所述箱体(1)底部的两侧均固定连接有支撑腿,所述散热壳(10)的正表面设置有液位观察窗。4. A high-voltage DC UPS power supply with high safety according to claim 1, characterized in that: both sides of the bottom of the box body (1) are fixedly connected with support legs, and the heat dissipation shell (10) is provided with support legs. The front surface is provided with a liquid level observation window. 5.根据权利要求1所述的一种安全性高的高压直流UPS电源,其特征在于:所述箱体(1)正表面的左侧通过合页活动连接有密封门,密封门的前侧设置有观察窗。5 . The high-voltage DC UPS power supply with high safety according to claim 1 , wherein the left side of the front surface of the box body ( 1 ) is movably connected with a sealing door through hinges, and the front side of the sealing door is movably connected. 6 . An observation window is provided.
CN202021929960.3U 2020-09-07 2020-09-07 A high-voltage DC UPS power supply with high safety Expired - Fee Related CN213692865U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021929960.3U CN213692865U (en) 2020-09-07 2020-09-07 A high-voltage DC UPS power supply with high safety

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021929960.3U CN213692865U (en) 2020-09-07 2020-09-07 A high-voltage DC UPS power supply with high safety

Publications (1)

Publication Number Publication Date
CN213692865U true CN213692865U (en) 2021-07-13

Family

ID=76746968

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021929960.3U Expired - Fee Related CN213692865U (en) 2020-09-07 2020-09-07 A high-voltage DC UPS power supply with high safety

Country Status (1)

Country Link
CN (1) CN213692865U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113394700A (en) * 2021-07-17 2021-09-14 方如意 Heat storage type electric power cabinet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113394700A (en) * 2021-07-17 2021-09-14 方如意 Heat storage type electric power cabinet

Similar Documents

Publication Publication Date Title
CN112261850B (en) SVG room heat abstractor of booster station
CN217545887U (en) Off-grid photovoltaic inverter with good heat dissipation effect
CN214753404U (en) Aluminum electrolytic capacitor with heat dissipation function
CN218276370U (en) A circulating air cooling mechanism for motor heat dissipation
CN208316138U (en) A kind of weak current engineering heat dissipating device for distribution box
CN210053309U (en) Heat radiator for AC/DC motor casing
CN218172039U (en) Direct current fills electric pile with liquid cooling system
CN210073960U (en) Battery pack capable of being cooled continuously
CN211508639U (en) Charging cabinet with good heat dissipation effect
CN213782092U (en) Air-draft type heat dissipation structure for lithium battery
CN217740307U (en) Heat dissipation frame that electronic transformer used
CN206742706U (en) A kind of electric power electric power distribution cabinet body with heat sinking function
CN215490569U (en) Use convenient internet maintenance of equipment
CN216120455U (en) Unmanned aerial vehicle battery heat dissipation case
CN216056463U (en) UPS power that possesses high-efficient heat dissipation function and barrier propterty is good
CN210806485U (en) High-voltage power distribution cabinet with excellent heat dissipation effect
CN211237919U (en) Rectifier transformer capable of safely dissipating heat
CN211019832U (en) Self-circulation environment-friendly air-cooled control cabinet
CN209046512U (en) A kind of good variable-frequency power sources cabinet of heat dissipation performance
CN215073651U (en) High-efficient overvoltage suppression cabinet
CN223437307U (en) Power supply voltage stabilizing device for frequency converter cabinet
CN212765742U (en) Battery pack rapid charging equalization device with auxiliary heat dissipation mechanism
CN207442685U (en) A kind of wireless frequency conversion tank for keeping humiture
CN211880876U (en) Cross-border e-commerce platform server protection device
CN214176982U (en) A UPS power supply with good heat dissipation performance

Legal Events

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: 20210713