CN210867997U - Network switch machine case heat radiation structure - Google Patents
Network switch machine case heat radiation structure Download PDFInfo
- Publication number
- CN210867997U CN210867997U CN201921951697.5U CN201921951697U CN210867997U CN 210867997 U CN210867997 U CN 210867997U CN 201921951697 U CN201921951697 U CN 201921951697U CN 210867997 U CN210867997 U CN 210867997U
- Authority
- CN
- China
- Prior art keywords
- network switch
- heat dissipation
- plate
- main body
- fan
- 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.)
- Active
Links
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a heat dissipation structure of a network switch case, which comprises a case body and a movable wheel fixedly arranged on the bottom surface of the outer wall of the case body, wherein two clapboards are arranged inside the case body, and an air duct is formed between the two clapboards; one side of each partition board, which is far away from the air channel, is provided with a network switch main body; two ends of the network switch main body are respectively connected with a clamping plate; one side of the air channel is provided with a first fan, and the other side of the air channel is provided with a plurality of air vents which are distributed at equal intervals; a condensing pipe connected with the water tank through a circulating water pump is arranged in the tank body; and a second fan is fixedly arranged in the center of the top surface of the inner wall of the box body. The network switch during operation starts first fan for first fan bloies in to the ventiduct, and has played ventilation cooling's effect through the ventilation hole that sets up, makes box inner chamber air current obtain the circulation, still strengthens the radiating effect through second fan and condenser pipe, thereby makes the radiating effect good.
Description
Technical Field
The utility model relates to a network equipment technical field specifically is a network switch machine case heat radiation structure.
Background
A network switch is a device for expanding a network, and can provide more connection ports for a sub-network so as to connect more computers. With the development of communication industry and the promotion of national economy informatization, the network switch market is steadily on the rise, and the network switch has the characteristics of high cost performance, high flexibility, relative simplicity, easy realization and the like, so that the Ethernet technology becomes the most important local area network networking technology at present, and the network switch also becomes the most popular switch.
At present, the heat dissipation and ventilation effect of a network switch box body is not good, heat in the network switch box body cannot be timely discharged, so that the temperature in the network switch box body rises, a circuit board is damaged for a long time, the service life of the network switch is shortened, communication or network signals can be influenced, the network switch is easily burnt out or even possibly conflagrated when the network switch box body is serious, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a network switch machine case heat radiation structure solves above problem.
To achieve the purpose, the utility model adopts the following technical proposal:
a heat dissipation structure of a network switch case comprises a case body and a movable wheel fixedly arranged on the bottom surface of the outer wall of the case body, wherein two parallel partition plates are arranged inside the case body, and a ventilation channel is formed between the two partition plates; one side of each partition board, which is far away from the air duct, is provided with a network switch main body;
two ends of the network switch main body are respectively connected with a clamping plate, one surface of the clamping plate, which is far away from the network switch main body, is fixedly connected with a threaded rod, and a threaded sleeve which is communicated with the inside and the outside of the box body is fixedly arranged on the box body in a penetrating way; one end of the threaded rod, which is far away from the clamping plate, penetrates through the threaded sleeve to extend to the outside of the box body and is fixedly connected with a rotary table, and the threaded rod is rotationally connected with the threaded sleeve;
a fan cover is fixedly arranged on the box body corresponding to one side of the ventilation channel in a penetrating mode, and a first fan is arranged in the inner cavity of the fan cover; a plurality of ventilation holes which are distributed at equal intervals are formed in the box body corresponding to the other side of the ventilation channel, and the ventilation holes are communicated with the inside and the outside of the box body;
the top surface of the outer wall of the box body is provided with a water tank, the water outlet of the water tank is connected with a first water pipe through a circulating water pump, one end of the first water pipe, which is far away from the water tank, extends to the interior of the box body and is connected with a condenser pipe, the condenser pipe is arranged in the box body and is parallel to the network switch main body, and the water outlet of the condenser pipe is connected with the water inlet of the water tank through a second water pipe;
the inner wall top surface central authorities of box still fixedly are equipped with the second fan, the outside of second fan is equipped with the safety cover, the bottom surface of safety cover is equipped with the first through-hole inside a plurality of equidistant distribution and the intercommunication safety cover.
When the network switch works, when the network switch main body needs to be radiated, the first fan is started to blow air in the air duct, and the ventilation and heat dissipation effects are achieved through the arranged ventilation holes, so that the air flow in the inner cavity of the box body is circulated, thereby ensuring good heat dissipation effect, when the temperature is higher, the circulating water pump is started to inject water flow into the condensation pipe, and the cold air is blown downwards under the action of the second fan, thereby the cold air rapidly cools the network switch main body, thereby effectively avoiding the situation that the network switch main body is damaged due to overhigh temperature, prolonging the service life of the network switch main body, and through the action of arranging the threaded rod and the threaded sleeve, the network switch main body is stabilized, and the condition that the parts are damaged due to shaking of the network switch main body caused by collision is prevented.
Optionally, the clamping plate includes a sleeve plate and an inner plate, the sleeve plate is of a hollow structure with an opening at one side, the inner plate is movably sleeved at the opening of the sleeve plate, a plurality of springs are arranged on the inner wall surface of the sleeve plate facing the inner plate, the springs are distributed at equal intervals, and one end of each spring, which is far away from the sleeve plate, is fixedly connected with the inner plate.
Optionally, two opposite sides of the inner plate are respectively provided with a sliding block, two opposite inner wall surfaces of the sleeve plate are respectively provided with a sliding groove corresponding to the sliding block, and the sliding block is slidably connected with the sliding groove.
Through setting up lagging and inner panel sliding connection to under the effect of spring, played fine cushioning effect when making to press from both sides tight network switch main part, thereby protected network switch main part.
Optionally, a plurality of bumps distributed at equal intervals are arranged on the surface of one side of the partition plate contacting the network switch main body, a plurality of second through holes distributed at equal intervals are formed in the partition plate, and the second through holes penetrate through two plate surfaces of the partition plate;
one surface of each partition board, which is far away from the main body of the network switch, is fixedly provided with a radiating fin; and a heat dissipation pin is arranged in the second through hole, one end of the heat dissipation pin is contacted with the network switch main body, and the other end of the heat dissipation pin is contacted with the heat dissipation plate.
When the temperature of the network switch main body is too high, heat can be transmitted to the radiating fins through the radiating pins, and the area of the radiating fins is large, so that the heat on the radiating fins can be rapidly diffused under the action of the first fan, and the effect of rapid heat radiation is achieved.
Optionally, the bottom surface of the inner wall of the box body is provided with a plurality of uniformly distributed convex blocks, each convex block is of a trapezoidal structure, and the upper surface of each convex block is in contact with the network switch main body.
Optionally, a vent hole is formed in the middle of the bottom of the box body, and a filter screen is arranged in the vent hole.
Optionally, a dust cover is arranged at the ventilation hole on the outer wall surface of the box body.
Through the lug that the bottom half inner wall set up, be convenient for dispel the heat to network switch main part to make ventilation effect good through the air vent that sets up, through filter screen and the dust cover that sets up, effectually prevented that the dust from getting into the box inner chamber and causing the pollution to network switch main part.
Optionally, four moving wheels which are uniformly distributed in a rectangular shape are arranged on the bottom surface of the outer wall of the box body.
Optionally, the moving wheel is a universal wheel with a brake.
Compared with the prior art, the utility model discloses following beneficial effect has:
when the network switch main body needs to be radiated, the first fan is started to blow air in the air duct, and the ventilation and heat dissipation effects are achieved through the arranged ventilation holes, so that the air flow in the inner cavity of the box body is circulated, thereby ensuring good heat dissipation effect, when the temperature is higher, the circulating water pump is started to inject water flow into the condensation pipe, and the cold air is blown downwards under the action of the second fan, thereby the cold air rapidly cools the network switch main body, thereby effectively avoiding the situation that the network switch main body is damaged due to overhigh temperature, prolonging the service life of the network switch main body, and through the action of arranging the threaded rod and the threaded sleeve, the network switch main body is stabilized, and the condition that the parts are damaged due to shaking of the network switch main body caused by collision is prevented.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose.
Fig. 1 is a schematic structural diagram of a heat dissipation structure of a network switch chassis.
Fig. 2 is a partially enlarged view of a in a heat dissipation structure of a network switch chassis.
Fig. 3 is a schematic structural diagram of a clamp plate in a heat dissipation structure of a network switch chassis.
In the figure: the heat dissipation device comprises a box body 1, a moving wheel 2, a ventilation channel 3, a partition plate 4, a network switch body 5, a water tank 6, a water pipe 7, a condensation pipe 8, a circulating water pump 9, a protection cover 10, a second fan 11, a first through hole 12, a threaded rod 13, a threaded sleeve 14, a clamping plate 15, a fan cover 17, a first fan 18, a ventilation hole 19, a dust cover 20, a cooling fin 21, a ventilation hole 22, a filter screen 23, a bump 24, a second through hole 25, a bump 26, a heat dissipation pin 27, a sleeve plate 28, an inner plate 29, a chute 30, a slider 31 and a spring 32.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1 to 3, in the embodiment of the present invention, a heat dissipation structure of a network switch chassis comprises a chassis 1, four moving wheels 2 and an air duct 3, wherein four moving wheels 2 are arranged at the bottom of the chassis 1, the four moving wheels 2 are uniformly distributed in a rectangular shape, the air duct 3 is arranged in an inner cavity of the chassis 1, partition plates 4 are arranged at upper and lower ends of the air duct 3, a network switch main body 5 is arranged on opposite sides of the two partition plates 4, both ends of the network switch main body 5 are in contact with clamp plates 15, a threaded rod 13 is arranged at one end of each clamp plate 15 away from the network switch main body 5, one end of each threaded rod 13 away from the clamp plate 15 extends to the outer side of the chassis 1 and is provided with a rotary table, a threaded sleeve 14 is arranged on the side wall of the chassis 1 corresponding to the threaded rod 13, the threaded, the fan housing 17 inner chamber is provided with first fan 18, 3 opposite side box 1 lateral walls of ventiduct are provided with a plurality of evenly distributed's ventilation hole 19, 1 top of box is provided with water tank 6, water tank 6 is connected with water pipe 7 through circulating water pump 9, water pipe 7 one end extends to 1 inner chamber of box and is connected with condenser pipe 8, 8 levels of condenser pipe set up in 1 inner chamber of box, 8 delivery port departments of condenser pipe connect water tank 6 through water pipe 7, 1 top inner wall middle part of box is provided with second fan 11, the second fan 11 outside is provided with safety cover 10, safety cover 10 bottom is provided with a plurality of evenly distributed's first through-hole 12.
When the network switch main body 5 is required to be cooled, the first fan 18 is started, so that the first fan 18 blows air into the air duct 3, and the ventilation and heat dissipation effects are achieved through the arranged ventilation holes 19, so that the airflow in the inner cavity of the box body 1 is circulated, thereby ensuring good heat dissipation effect, when the temperature is higher, the circulating water pump 9 is started to inject water flow into the condensation pipe 8, and the cold air is blown downwards under the action of the second fan 11, thereby the cold air rapidly cools the network switch main body 5, thereby effectively avoiding the situation that the network switch main body 5 is damaged due to overhigh temperature, prolonging the service life of the network switch main body 5, and through the action of the threaded rod 13 and the threaded sleeve 14, the network switch main body 5 is stabilized, and the condition that the parts are damaged due to shaking of the network switch main body 5 caused by collision is prevented.
Splint 15 includes lagging 28 and inner panel 29, lagging 28 is one end open-ended hollow structure, the movable cover of lagging 28 is equipped with inner panel 29, the lagging 28 inner wall is provided with a plurality of evenly distributed's spring 32, inner panel 29 is connected to lagging 28 inner wall one end is kept away from to spring 32.
The inner plate 29 both ends all are provided with slider 31, lagging 28 corresponds with slider 31 and is provided with spout 30, slider 31 and spout 30 sliding connection.
By arranging the sleeve plate 28 and the inner plate 29 in sliding connection and under the action of the spring 32, the network switch main body 5 is well buffered when being clamped, so that the network switch main body 5 is protected.
The 5 side surface of baffle 4 contact network switch main part is provided with a plurality of evenly distributed's bump 26, baffle 4 is provided with a plurality of evenly distributed's second through-hole 25, second through-hole 25 inner chamber is provided with heat dissipation pin 27, heat dissipation pin 27 one end contact network switch main part 5, the heat dissipation pin 27 other end is provided with fin 21, fin 21 is fixed to be set up in 3 inner walls of ventiduct.
When the temperature of the network switch main body 5 is too high, heat can be transferred to the heat sink 21 through the heat dissipation pins 27, and the heat on the heat sink 21 is rapidly diffused due to the large area of the heat sink 21 and the action of the first fan 18, so that the effect of rapid heat dissipation is achieved.
The inner wall of the bottom of the box body 1 is provided with a plurality of uniformly distributed convex blocks 24, the convex blocks 24 are of a trapezoidal structure, and the upper surfaces of the convex blocks 24 are in contact with the network switch main body 5.
The middle part of the bottom of the box body 1 is provided with a vent hole 22, and the inner cavity of the vent hole 22 is provided with a filter screen 23.
The outer wall of the box body 1 is provided with a dust cover 20 corresponding to the vent hole 19.
Through the lug 24 that the inner wall set up in box 1 bottom, be convenient for dispel the heat to network switch main part 5 to make ventilation effect good through the air vent 22 that sets up, through the filter screen 23 and the dust cover 20 that set up, effectually prevented that the dust from getting into the box 1 inner chamber and causing the pollution to network switch main part 5.
The utility model has the advantages that:
the utility model relates to a network switch machine case heat radiation structure, in operation, when the network switch main body 5 is required to be radiated, the first fan 18 is started to lead the first fan 18 to blow the air in the air duct 3 and play a role of ventilation and heat radiation through the arranged ventilation hole 19, thus leading the airflow in the inner cavity of the box body 1 to be circulated, thereby leading the heat radiation effect to be good, when the temperature is higher, the circulating water pump 9 is started to inject water flow into the condensation pipe 8 and lead the cold air to be blown downwards through the function of the second fan 11, thereby leading the cold air to carry out rapid cooling on the network switch main body 5, thereby effectively avoiding the situation that the network switch main body 5 is damaged due to overhigh temperature, prolonging the service life of the network switch main body 5, and playing a role of stabilizing for the network switch main body 5 through the function of arranging a threaded rod 13 and a threaded sleeve 14, prevented to lead to network switch main part 5 to rock the condition emergence that causes the spare part to damage because of the collision, when network switch main part 5 high temperature, the heat can be transmitted for fin 21 through heat dissipation pin 27, because fin 21 area is great, and under the effect of first fan 18, make the heat on the fin 21 expand rapidly, thereby reached quick radiating effect, lug 24 through 1 bottom inner wall of box setting, be convenient for dispel the heat to network switch main part 5, and make ventilation effect good through the air vent 22 that sets up, through filter screen 23 and the dust cover 20 that sets up, effectually prevented that the dust from getting into 1 inner chamber of box and causing the pollution to network switch main part 5, this heat radiation structure is reasonable, therefore, the clothes hanger is strong in practicability, and is suitable for the society and widely uses.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A network switch case heat radiation structure comprises a case body and a movable wheel fixedly arranged on the bottom surface of the outer wall of the case body, and is characterized in that two parallel partition plates are arranged inside the case body, and a ventilation channel is formed between the two partition plates; one side of each partition board, which is far away from the air duct, is provided with a network switch main body;
two ends of the network switch main body are respectively connected with a clamping plate, one surface of the clamping plate, which is far away from the network switch main body, is fixedly connected with a threaded rod, and a threaded sleeve which is communicated with the inside and the outside of the box body is fixedly arranged on the box body in a penetrating way; one end of the threaded rod, which is far away from the clamping plate, penetrates through the threaded sleeve to extend to the outside of the box body and is fixedly connected with a rotary table, and the threaded rod is rotationally connected with the threaded sleeve;
a fan cover is fixedly arranged on the box body corresponding to one side of the ventilation channel in a penetrating mode, and a first fan is arranged in the inner cavity of the fan cover; a plurality of ventilation holes which are distributed at equal intervals are formed in the box body corresponding to the other side of the ventilation channel, and the ventilation holes are communicated with the inside and the outside of the box body;
the top surface of the outer wall of the box body is provided with a water tank, the water outlet of the water tank is connected with a first water pipe through a circulating water pump, one end of the first water pipe, which is far away from the water tank, extends to the interior of the box body and is connected with a condenser pipe, the condenser pipe is arranged in the box body and is parallel to the network switch main body, and the water outlet of the condenser pipe is connected with the water inlet of the water tank through a second water pipe;
the inner wall top surface central authorities of box still fixedly are equipped with the second fan, the outside of second fan is equipped with the safety cover, the bottom surface of safety cover is equipped with the first through-hole inside a plurality of equidistant distribution and the intercommunication safety cover.
2. The network switch cabinet heat dissipation structure of claim 1, wherein the clamp plate comprises a sleeve plate and an inner plate, the sleeve plate is a hollow structure with an opening on one side, the inner plate is movably sleeved at the opening of the sleeve plate, a plurality of springs are arranged on the inner wall surface of the sleeve plate facing the inner plate, the springs are distributed at equal intervals, and one end of each spring, which is far away from the sleeve plate, is fixedly connected with the inner plate.
3. The network switch cabinet heat dissipation structure of claim 2, wherein two opposite sides of the inner plate are respectively provided with a sliding block, two opposite inner wall surfaces of the sleeve plate are respectively provided with a sliding groove corresponding to the sliding block, and the sliding block is slidably connected to the sliding groove.
4. The heat dissipation structure of a network switch cabinet according to claim 1, wherein a plurality of bumps are disposed on a side surface of the partition plate contacting the network switch main body, the partition plate is provided with a plurality of second through holes, the second through holes are disposed at equal intervals, and the second through holes penetrate through two plate surfaces of the partition plate;
one surface of each partition board, which is far away from the main body of the network switch, is fixedly provided with a radiating fin; and a heat dissipation pin is arranged in the second through hole, one end of the heat dissipation pin is contacted with the network switch main body, and the other end of the heat dissipation pin is contacted with the heat dissipation plate.
5. The heat dissipation structure of a network switch cabinet of claim 1, wherein a plurality of bumps are uniformly distributed on the bottom surface of the inner wall of the box body, the bumps are in a trapezoidal structure, and the upper surface of each bump contacts the network switch main body.
6. The network switch cabinet heat dissipation structure of claim 1, wherein a vent hole is formed in a middle portion of a bottom of the cabinet, and a filter screen is disposed in the vent hole.
7. The heat dissipation structure of network switch cabinet of claim 1, wherein a dust cover is disposed at the vent hole of the outer wall of the cabinet.
8. The network switch cabinet heat dissipation structure of claim 1, wherein the bottom surface of the outer wall of the box body is provided with four moving wheels uniformly distributed in a rectangular shape.
9. The network switch chassis heat dissipation structure of claim 8, wherein the moving wheels are universal wheels with brakes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921951697.5U CN210867997U (en) | 2019-11-08 | 2019-11-08 | Network switch machine case heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921951697.5U CN210867997U (en) | 2019-11-08 | 2019-11-08 | Network switch machine case heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210867997U true CN210867997U (en) | 2020-06-26 |
Family
ID=71291046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921951697.5U Active CN210867997U (en) | 2019-11-08 | 2019-11-08 | Network switch machine case heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210867997U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112004376A (en) * | 2020-08-12 | 2020-11-27 | 长春师范大学 | Car networking teaching experiment box based on artificial intelligence |
| CN112202689A (en) * | 2020-08-29 | 2021-01-08 | 杭州丰衡机电有限公司 | High temperature resistant ethernet switch |
| CN115802194A (en) * | 2023-02-09 | 2023-03-14 | 迈泽锐(武汉)工业技术有限公司 | Protection system for gateway based on industrial internet |
-
2019
- 2019-11-08 CN CN201921951697.5U patent/CN210867997U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112004376A (en) * | 2020-08-12 | 2020-11-27 | 长春师范大学 | Car networking teaching experiment box based on artificial intelligence |
| CN112004376B (en) * | 2020-08-12 | 2023-04-11 | 长春师范大学 | Internet of vehicles teaching experiment box based on artificial intelligence |
| CN112202689A (en) * | 2020-08-29 | 2021-01-08 | 杭州丰衡机电有限公司 | High temperature resistant ethernet switch |
| CN112202689B (en) * | 2020-08-29 | 2021-08-10 | 杭州丰衡机电有限公司 | High temperature resistant ethernet switch |
| CN115802194A (en) * | 2023-02-09 | 2023-03-14 | 迈泽锐(武汉)工业技术有限公司 | Protection system for gateway based on industrial internet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210867997U (en) | Network switch machine case heat radiation structure | |
| WO2019148356A1 (en) | Heat dissipation system for switch with built-in firewall | |
| CN101453856B (en) | Communication equipment | |
| CN208001298U (en) | A kind of multi-port high speed switch | |
| CN212628948U (en) | Semiconductor power device storage device with heat dissipation and dehumidification functions | |
| CN210491087U (en) | Router disconnection isolating device | |
| CN206273032U (en) | A kind of circuit board radiating structure of interchanger | |
| CN215956922U (en) | Combined 5G base station radiator | |
| CN114286567B (en) | Heat dissipation machine case and heat dissipation wireless device suitable for wireless ad hoc network | |
| CN206389401U (en) | Industrial ethernet switch | |
| CN210008126U (en) | dry-wet separation type chassis and network equipment using same | |
| CN210610168U (en) | Radiating assembly, electric cabinet and air conditioning unit | |
| CN216290988U (en) | Closed switch shell and switch | |
| CN217519504U (en) | Mounting base with heat dissipation function | |
| CN216648995U (en) | A ventilation mechanism for looped netowrk cabinet | |
| CN221380987U (en) | Industrial POE switch | |
| CN221178212U (en) | LED display driving device | |
| CN217770766U (en) | High-temperature-resistant street lamp case | |
| CN212163383U (en) | Intelligent computer network prevents hot wall | |
| CN219868702U (en) | Circulation cold wind rack with cold and hot binary channels structure | |
| CN213072695U (en) | Multi-protocol flexible data acquisition gateway | |
| CN211371795U (en) | Intelligent communication signal receiving terminal is with removing seat | |
| CN220357549U (en) | Tower server casing that heat dissipation is better | |
| CN220139584U (en) | Data center switch with high signal transmission rate | |
| CN210958293U (en) | High-efficient radiating die-casting cavity of wave filter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |