CN212753019U - Ventilation system - Google Patents

Abstract

The utility model discloses a ventilation system, which comprises a cabinet body, an exhaust device, a sealing plate, a temperature detector and a controller; the temperature detector and the exhaust device are both electrically connected with the controller, the temperature detector is arranged in the cabinet body, and the exhaust device is configured to be started under the control of the controller so as to exhaust the air in the cabinet body to the outside of the cabinet body; the cabinet body is provided with an air inlet, the sealing plate is connected with the cabinet body and seals the air inlet, and the sealing plate can move under the control of the controller to open the air inlet, so that outside air enters the cabinet body from the air inlet. Above-mentioned ventilation system can effectual assurance equipment such as server normally dispel the heat and the operation to prevent to appear because the accident that the high temperature leads to equipment short circuit to shut down.

Description

Ventilation system

Technical Field

The utility model relates to a heat exchange equipment technical field, in particular to ventilation system.

Background

In the prior art, the emergency ventilation method of the ventilation system of the fully-closed cabinet mainly comprises the steps of punching a hole at the bottom of the front door of a cabinet body and adding a fan, and directly starting the fan to discharge heat in the cabinet to the outside of the cabinet when the temperature in the cabinet reaches high temperature and an alarm is given. However, the bottom of the front door of the cabinet is perforated and provided with the fan, so that the heat dissipation is uneven, and high-temperature air always stays at the upper part of the cabinet because the high-temperature air is always positioned at the upper part of the cabinet body.

Therefore, how to avoid the influence on the normal operation of the equipment in the cabinet due to the poor heat dissipation effect in the cabinet is a technical problem to be solved by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a ventilation system, this ventilation system can solve the rack because the radiating effect is not good and lead to influencing the problem of the normal operating of internal plant to avoid appearing the accident that the equipment short circuit shut down.

In order to achieve the above purpose, the utility model provides a ventilation system, which comprises a cabinet body, an exhaust device, a sealing plate, a temperature detector and a controller; the temperature detector and the exhaust device are both electrically connected with the controller, the temperature detector is arranged in the cabinet body, and the exhaust device is configured to be started under the control of the controller so as to exhaust the air in the cabinet body to the outside of the cabinet body; the cabinet body is provided with an air inlet, the sealing plate is connected with the cabinet body and seals the air inlet, and the sealing plate can move under the control of the controller to open the air inlet, so that outside air enters the cabinet body from the air inlet.

Optionally, the sealing plate further comprises a driving mechanism, the driving mechanism is electrically connected with the controller, the sealing plate is connected with the driving mechanism, and the driving mechanism can drive the sealing plate to open or close the air inlet.

Optionally, the sealing plate is hinged to the cabinet body, and the sealing plate can be driven by the driving mechanism to rotate so as to open or close the air inlet.

Optionally, the sealing plate is movably connected with the cabinet body, and the sealing plate can move along the inner side wall of the cabinet body under the driving of the driving mechanism to open or close the air inlet.

Optionally, the sealing plate is detachably connected to the cabinet through a magnetic lock, and the magnetic lock is powered off under the control of the controller, so that the sealing plate falls down to open the air inlet.

Optionally, the air conditioner further comprises an electric air valve, the electric air valve is arranged on the air inlet side of the exhaust device, and the electric air valve is electrically connected with the controller.

Optionally, the controller further comprises an alarm device electrically connected with the controller.

Optionally, still include the protection casing, the protection casing is located exhaust apparatus's air-out side.

Optionally, the refrigerator further comprises a refrigerating device, the refrigerating device is arranged in the cabinet body, and the refrigerating device is used for exchanging heat with air in the cabinet body so as to reduce the temperature of the air in the cabinet body.

Optionally, refrigerating plant locates the bottom of the cabinet body, the internal a plurality of installations that are used for installing the server that are formed with of cabinet, the internal intercommunication that still is formed with of cabinet the installation department and refrigerating plant's return air wind channel.

Compared with the prior art, the utility model discloses to the radiating different requirements of rack, designed a ventilation system, specifically speaking, above-mentioned ventilation system includes the cabinet body, exhaust apparatus, closing plate, thermodetector and controller, wherein, controller and thermodetector and exhaust apparatus electricity are connected, and thermodetector locates in the cabinet body, and through the control of controller, exhaust apparatus starts to the air discharge in the cabinet body; furthermore, the cabinet body is provided with an air inlet, the sealing plate is connected with the cabinet body to seal the air inlet, and the controller controls the movement of the sealing plate to open the air inlet, so that outside air enters the cabinet body from the air inlet. That is to say, when the temperature in the cabinet body is too high, the controller can control the movement of the sealing plate and the opening of the exhaust device, and the sealing plate moves to open the air inlet, so that the outside air enters the cabinet body from the air inlet; the exhaust apparatus is opened, and on the one hand, the exhaust apparatus can discharge the hot air in the cabinet body, and on the other hand, the exhaust apparatus can suck the cold air outside into the cabinet body through the air inlet. Therefore, the ventilation system can effectively ensure normal heat dissipation and operation of equipment such as a server and the like through the temperature reduction measures, so that the accident of short circuit and shutdown of the equipment caused by overhigh temperature 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 required 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a front view of a ventilation system according to an embodiment of the present invention;

fig. 2 is a top view of a ventilation system provided by an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a ventilation system according to an embodiment of the present invention;

fig. 4 is a schematic view illustrating the flow of the air flow in the emergency state of the ventilation system according to the embodiment of the present invention;

fig. 5 is a schematic view illustrating the flow of the air flow in the normal state of the ventilation system according to the embodiment of the present invention.

Wherein:

1-cabinet body, 2-protective cover, 3-exhaust device, 4-electric air valve, 5-sealing plate, 51-ventilation opening, 6-installation part, 7-refrigerating device and 8-monitoring screen.

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.

The core of the utility model is to provide a ventilation system, this ventilation system can solve server strorage device such as rack because the radiating effect is not good and lead to influencing the problem of the normal operating of internal plant to avoid appearing the accident that the equipment short circuit shut down.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

It should be noted that the following directional terms such as "upper end, lower end, left side, right side" and the like are defined based on the drawings of the specification.

Referring to fig. 1 to 5, fig. 1 is a front view of a ventilation system according to an embodiment of the present invention; fig. 2 is a top view of a ventilation system provided by an embodiment of the present invention; fig. 3 is a schematic structural diagram of a ventilation system according to an embodiment of the present invention; fig. 4 is a schematic view illustrating the flow of the air flow in the emergency state of the ventilation system according to the embodiment of the present invention; fig. 5 is a schematic view illustrating the flow of the air flow in the normal state of the ventilation system according to the embodiment of the present invention. The direction of the arrows in fig. 4 and 5 is the flow direction of the air flow.

The embodiment of the utility model provides a ventilation system, including the cabinet body 1, exhaust apparatus 3, thermodetector and controller, wherein, the controller is connected with thermodetector and 3 electricity of exhaust apparatus, and thermodetector locates the inside of the cabinet body 1 for the temperature of the internal air of real-time detection cabinet, exhaust apparatus 3 can start under the control of controller, with the air escape of the internal 1 of cabinet.

In addition, the cabinet body is internally provided with a sealing plate 5, the cabinet body 1 is provided with an air inlet, the sealing plate 5 is connected with the cabinet body 1 to seal the air inlet, and the sealing plate 4 can move under the control of the controller to open the air inlet, so that the outside air enters the cabinet body 1 from the air inlet.

As shown in fig. 3, in this embodiment, the number of the sealing plate 5 and the number of the air inlets may be two (certainly, there may be more than two), so as to achieve heat dissipation of different portions of the server in the cabinet 1, wherein the sealing plate 5 and the air inlets are arranged in a one-to-one correspondence manner, that is, one sealing plate 5 is connected with the cabinet 1 to correspondingly seal one of the air inlets.

That is, when the temperature in the cabinet 1 is too high, the controller can control the movement of the sealing plate 5 and the opening of the exhaust device 3, and the sealing plate 5 moves to open the air inlet, so that the outside air enters the cabinet 1 from the air inlet; the exhaust device 3 is opened, on one hand, the exhaust device 3 can exhaust hot air in the cabinet body 1, and on the other hand, the exhaust device 3 can suck external cold air into the cabinet body 1 through the air inlet.

Therefore, the ventilation system can effectively ensure the normal heat dissipation and operation of equipment such as a server and the like in the cabinet body 1 through the temperature reduction measures, so as to prevent the accident of short circuit and shutdown of the equipment caused by overhigh temperature.

As a specific embodiment, the exhaust device 3 may be detachably disposed at the top of the cabinet 1, and the exhaust device 3 can suck cold air into the cabinet 1 from the air inlet and can exhaust hot air formed in the cabinet 1 out of the cabinet 1; the closing plate 5 can locate the cabinet body 1 in, and be close to one side of cabinet door, so, when the temperature of the cabinet body 1 is higher than the predetermined temperature value, thermodetector can transmit this temperature signal to the controller, and the controller receives this temperature signal and can control closing plate 5 motion and exhaust apparatus 3 to open to realize the purpose of cooling.

It should be noted that the temperature detector may be a temperature sensor, the controller may be a PLC having a preset control program, the PLC is disposed in the control box of the cabinet 1, the temperature sensor may be mounted outside the server, the temperature detection function of the temperature sensor and the control function of the PLC are well known to those skilled in the art, and are not important for protection of the present application, and the present application is mainly directed to realizing the function of controlling the temperature in the cabinet 1 through connection of the temperature sensor, the PLC, the exhaust device 3 and the sealing plate 5.

Further, still be equipped with actuating mechanism in the cabinet body 1, actuating mechanism is connected with the controller electricity, and actuating mechanism is connected with closing plate 5, and through the control of controller, actuating mechanism can drive the closing plate motion in order to open or close the air intake.

According to actual needs, the sealing plate 5 may be hinged to the cabinet body 1 or movably connected to the cabinet body 1, when the sealing plate 5 is hinged to the cabinet body 1, the sealing plate 5 may rotate under the driving of the driving mechanism to open or close the air inlet, and at this time, the driving mechanism may be a rotating mechanism such as an electric motor; when the sealing plate 5 is movably connected with the cabinet body 1, the sealing plate 5 can move along the inner side wall of the cabinet body 1 under the driving of the driving mechanism to open or close the air inlet, and at the moment, the driving mechanism can be set to be a linear driving mechanism such as an air cylinder. In order to facilitate the movement of the sealing plate 5, a sliding groove for the sliding of the sealing plate 5 may be disposed on the inner side wall of the cabinet body 1, and correspondingly, a sliding rail or a pulley is additionally installed on the sealing plate 5.

The shape of the sealing plate 5 connected in a rotatable manner and a movable manner includes, but is not limited to, any shape that is beneficial for the sealing plate 5 to be connected with the cabinet 1 to seal the air inlet, such as a rectangle, a circle, etc., it should be noted that the sealing plate 5 in the above two applications is a solid body.

Of course, closing plate 5 also can have other different setting modes, for example, closing plate 5 can be dismantled with the cabinet body 1 and be connected, specifically, can be equipped with the connecting piece in closing plate 5's top, this connecting piece links to each other with the controller, the connecting piece is used for positioning closing plate 5, this connecting piece specifically can set up to magnetic lock (electromagnetic lock), it is corresponding, closing plate 5's top is equipped with iron plate or steel sheet, the magnetic lock is the principle of utilizing the electromagnetism, when the electric current passes through the silicon steel sheet, electromagnetic lock can produce powerful suction and tightly hold iron plate or steel sheet on the adsorption closing plate 5 and reach positioning closing plate 5's effect.

Therefore, when the sealing plate 5 is required to fall down to open the air inlet, the controller controls the magnetic lock to be powered off, the magnetic lock loses suction force after being powered off, and the sealing plate 5 can fall down. Of course, the magnetic lock may be arranged as described in the prior art with reference to the door access system.

In this embodiment, in order to facilitate air flowing, the sealing plate 5 may be provided with a vent 51 corresponding to the air inlet, in an original state, the vent 51 on the sealing plate 5 is staggered from the air inlet, so that the air inlet is blocked by the sealing plate, when the sealing plate 5 falls, the vent 51 corresponds to the air inlet, and at this time, the air inlet is communicated with the vent 51, so that the external air sequentially enters the inside of the cabinet 01 through the air inlet and the vent 51. At this time, the sealing plate 5 may be a sealing plate having a rectangular cross section, and two ventilation openings 51 corresponding to the air inlets one by one may be formed in the sealing plate 5.

Specifically, two ventilation openings 51 are sequentially arranged on the sealing plate 5 along the vertical direction, the two ventilation openings 51 correspond to the servers in the cabinet 01, the ventilation opening 51 positioned above supplies air for heat dissipation on the upper portion of the server, and the ventilation opening 51 positioned below supplies air for heat dissipation on the lower portion of the server.

In addition, as shown in fig. 4, the inside of the sealing plate 5 may further be provided with an air inlet channel for communicating the two air vents 51, so that the air inlet channel is opened, and part of the cold air entering from the air vent 51 below can further enter the server through the air vent 51 above, so as to adjust the air flow according to actual needs, thereby ensuring uniformity of heat dissipation.

In order to adjust the flow of air, the exhaust device 3 is connected with an electric air valve 4, the electric air valve 4 is arranged on the air inlet side of the exhaust device 3, the electric air valve 4 is electrically connected with the controller, and the electric air valve 4 and the exhaust device 3 can be opened successively under the control of the controller. Of course, the number of the exhaust devices 3 and the electric air valves 4 can be set to be one or more, and when the number of the exhaust devices 3 and the electric air valves 4 is at least two, the exhaust devices 3 and the electric air valves 4 are connected in a one-to-one correspondence manner, and all the exhaust devices 3 and the electric air valves 4 can be arranged at the top of the cabinet body 1 side by side and are located above the sealing plate 5. Under the condition that the exhaust device is not required to be opened, the electric air valve 4 is in a closed state, so that external pollutants such as dust, sundries and the like can be effectively prevented from entering the cabinet body 1, and the cleanness of the interior of the cabinet is kept.

In order to optimize the above embodiment, the ventilation system further includes an alarm device connected to the controller, and the alarm device is configured to send an alarm to prompt a worker on site when the temperature detected by the temperature detector reaches a preset temperature value. The alarm device can be specifically set as a combined device of a sound alarm and a light emitting unit, when the equipment such as a server and the like in the cabinet body 1 normally operates, the alarm device lights a green light, and when the temperature in the cabinet body 1 exceeds an upper limit value, the alarm device lights a red light and generates an alarm sound. Of course, the arrangement of the alarm device is not particularly limited herein.

In addition, in order to guarantee to a certain extent that equipment such as servers in the cabinet body 1 are not polluted by dust, the outside of each exhaust apparatus 3 is correspondingly provided with a protective cover 2, the protective cover 2 is installed on the cabinet body 1 and is located on the air outlet side of the exhaust apparatus 3, and the protective cover 2 comprises, but is not limited to, a spherical crown shape, a rectangular body and the like, which are beneficial to preventing dust, mosquitoes and the like from entering the inside of the cabinet body 1.

In order to realize the heat exchange of the air in the cabinet body 1, a refrigerating device 7 is further arranged in the cabinet body 1, and the refrigerating device 7 is used for performing heat exchange with the air in the cabinet body 1 to reduce the temperature of the air in the cabinet body 1.

More specifically, refrigerating plant 7 can locate the bottom of the cabinet body 1, is formed with a plurality of installations 6 that are used for installing the server in the cabinet body 1, still is formed with the return air wind channel that communicates installation department 6 and refrigerating plant 7 in the cabinet body 1. Preferably, the cooling device 7 may be an air conditioner including a compressor, a condenser, an evaporator and a throttling device, and the circulating air flow in the cabinet 1 exchanges heat with the evaporator to reduce the temperature inside the cabinet.

As a specific embodiment, two mounting portions 6 and two return air ducts are arranged in the cabinet body 1, cold air enters the cabinet body 01 from the air inlet and radiates the servers in the mounting portions 6, a part of hot air formed after radiation is discharged out of the cabinet body 1 through the exhaust device 3, and the other part of hot air flows back into the refrigerating device 7 through the return air ducts and is subjected to heat exchange by the refrigerating device 7 to further form new cold air.

On the basis, the cabinet body 1 is provided with a monitoring screen 8, and the monitoring screen 8 is electrically connected with the controller and is used for displaying the temperature state of the air in the cabinet body 1 in real time so that a worker can inquire abnormality in time; other parts of the cabinet 1 can be referred to the prior art and are not unfolded herein.

It is noted that the exhaust device 3 in the above embodiments may be an exhaust fan, a fan, or the like.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The above is to the ventilation system provided by the utility model is introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the solution and its core idea of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. A ventilation system is characterized by comprising a cabinet body (1), an exhaust device (3), a sealing plate (5), a temperature detector and a controller; the temperature detector and the exhaust device (3) are both electrically connected with the controller, the temperature detector is arranged in the cabinet body (1), and the exhaust device (3) is configured to be started under the control of the controller so as to exhaust the air in the cabinet body (1) to the outside of the cabinet body (1); the air conditioner is characterized in that an air inlet is formed in the cabinet body (1), the sealing plate (5) is connected with the cabinet body (1) and seals the air inlet, and the sealing plate (5) can move under the control of the controller to open the air inlet so that outside air can enter the cabinet body (1) from the air inlet.

2. The ventilation system according to claim 1, further comprising a driving mechanism electrically connected to the controller, wherein the sealing plate (5) is connected to the driving mechanism, and the driving mechanism drives the sealing plate (5) to open or close the air inlet.

3. The ventilation system according to claim 2, wherein the sealing plate (5) is hinged to the cabinet (1), and the sealing plate (5) is driven by the driving mechanism to rotate so as to open or close the air inlet.

4. The ventilation system according to claim 2, wherein the sealing plate (5) is movably connected to the cabinet (1), and the sealing plate (5) is driven by the driving mechanism to move along the inner side wall of the cabinet (1) to open or close the air inlet.

5. The ventilation system according to claim 1, wherein the sealing plate (5) is detachably connected to the cabinet (1) by a magnetic lock, and the magnetic lock is powered off under the control of the controller, so that the sealing plate (5) falls to open the air inlet.

6. The ventilation system according to any one of claims 1 to 5, further comprising an electric air valve (4), wherein the electric air valve (4) is arranged on the air inlet side of the exhaust device (3), and the electric air valve (4) is electrically connected with the controller.

7. The ventilation system of any one of claims 1 to 5, further comprising an alarm device, the alarm device being electrically connected to the controller.

8. The ventilation system according to any one of claims 1 to 5, further comprising a protective cover (2), wherein the protective cover (2) is provided on the air outlet side of the exhaust device (3).

9. The ventilation system according to any one of claims 1 to 5, further comprising a refrigeration device (7), wherein the refrigeration device (7) is disposed inside the cabinet body (1), and the refrigeration device (7) is used for exchanging heat with the air inside the cabinet body (1) to reduce the temperature of the air inside the cabinet body (1).

10. The ventilation system according to claim 9, wherein the refrigerating device (7) is arranged at the bottom of the cabinet body (1), a plurality of installation parts (6) for installing servers are formed in the cabinet body (1), and a return air duct communicated with the installation parts (6) and the refrigerating device (7) is further formed in the cabinet body (1).

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