CN217278719U - Plug detection component and cabinet - Google Patents
Plug detection component and cabinet Download PDFInfo
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- CN217278719U CN217278719U CN202220747522.8U CN202220747522U CN217278719U CN 217278719 U CN217278719 U CN 217278719U CN 202220747522 U CN202220747522 U CN 202220747522U CN 217278719 U CN217278719 U CN 217278719U
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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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Abstract
The utility model discloses a plug determine module and rack, this plug determine module includes: the connector is used for being electrically connected with the cooling fan in a pluggable mode, and comprises a power supply terminal, a detection terminal and a grounding terminal, wherein the power supply terminal and the detection terminal are respectively and electrically connected with the positive end of the cooling fan, and the grounding terminal is connected with the negative end of the cooling fan; and the plug detection circuit is used for detecting the voltage value of the detection end and outputting an insertion/extraction detection signal according to the detected voltage value. The utility model discloses can solve the problem of the unable radiator fan plug condition that detects.
Description
Technical Field
The utility model relates to a power supply detects technical field, in particular to plug determine module and rack.
Background
In control equipment in the fields of industry, communication and the like, for example, a high-power machine has large power consumption in a cabinet, and a heat dissipation problem needs to be solved, and equipment manufacturers usually select a low-cost scheme of heat dissipation by a fan. However, when the equipment cabinet is manually assembled on the production line of an equipment manufacturer, the phenomenon that a certain power supply terminal of the fan in the equipment cabinet is not plugged frequently occurs. Even when the cabinet is manually maintained at the client, the phenomenon that the power line of the fan is forgotten to be plugged back after being pulled out is easy to occur. Under the condition, the electric cabinet can normally work initially, but in long-term operation, alarm shutdown (equipment with temperature detection) may occur due to overhigh temperature in the cabinet, and the service life of a product is influenced due to high-temperature operation, even equipment is damaged, so that potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a plug determine module aims at solving the problem that can't detect the radiator fan plug condition.
In order to achieve the above object, the utility model provides a plug determine module, include:
the connector is used for being electrically connected with the cooling fan in a pluggable mode and comprises a power terminal, a detection terminal and a grounding terminal, the power terminal and the detection terminal are respectively and electrically connected with the positive pole end of the cooling fan, and the grounding terminal is connected with the negative pole end of the cooling fan;
the plug detection circuit is used for detecting the voltage value of the detection terminal and outputting an insertion/extraction detection signal according to the detected voltage value.
Optionally, the number of the connectors is plural;
the plug detection circuit is provided with a plurality of detection branch circuits, and the detection ends of the detection branch circuits are electrically connected with the detection terminals of the connectors in a one-to-one correspondence manner.
Optionally, the insertion/extraction detection circuit further includes:
the power supply end of the switch circuit is connected with the power supply, the controlled end of the switch circuit is connected with the output ends of the detection branches, and the switch circuit is used for outputting insertion/extraction detection signals according to the detection signals output by the detection branches.
Optionally, the detection branch includes a resistor and a diode, a first end of the resistor is connected to a cathode of the diode, an anode of the diode is connected to a controlled end of the switch circuit, a second end of the resistor is grounded, and a common end of the resistor and the diode is a detection end; wherein, the first and the second end of the pipe are connected with each other,
the diode is a light emitting diode.
Optionally, switch circuit includes first resistance, second resistance, third resistance, first electric capacity, second electric capacity and opto-coupler, first resistance series connection set up in power supply with between the first end of opto-coupler, the second end of opto-coupler with the output that detects the branch road is connected, second resistance series connection set up in power supply with between the third end of opto-coupler, the fourth end ground connection of opto-coupler, the first end of third resistance with the third end of opto-coupler is connected, the second end of third resistance does switch circuit's output, the first end of first electric capacity with the first end of opto-coupler is connected, the second end of first electric capacity with the second end of opto-coupler is connected, the first end of second electric capacity with the second end of third resistance is connected, the second end ground connection of second electric capacity.
Optionally, the switch circuit further includes a first light emitting diode, an anode of the first light emitting diode is connected to the second end of the second resistor, and a cathode of the first light emitting diode is connected to the third end of the optocoupler.
Optionally, the switch circuit includes first resistance, second resistance, third resistance, first electric capacity and triode, first resistance establish ties set up in power supply with between the projecting pole of triode, the collecting electrode of triode with the first end of second resistance is connected, the second end ground connection of second resistance, the collecting electrode of triode still with the first end of third resistance is connected, the second end of third resistance does switch circuit's output, the base of triode with the output of detecting the branch road is connected, the first end of first electric capacity with the second end of third resistance is connected, the second end ground connection of first electric capacity.
The utility model discloses still provide a rack, the rack includes:
a power supply;
a heat radiation fan;
the plugging detection assembly is arranged on the base; the power supply is respectively connected with the power terminal of the connector and the power supply end of the plug detection circuit, the positive end of the cooling fan is respectively and electrically connected with the power terminal of the connector and the detection end of the connector, and the negative end of the cooling fan is electrically connected with the grounding terminal of the connector.
Optionally, the cabinet further comprises:
the power equipment storage cabinet comprises a cabinet body, wherein the cabinet body is provided with a placing area, and the placing area is used for placing power equipment;
the side wall of the cabinet body is also provided with a heat dissipation through hole, and the heat dissipation through hole is arranged corresponding to the power equipment;
the heat dissipation fan is installed in the heat dissipation through hole and used for dissipating heat of the power equipment.
The utility model discloses technical scheme is through setting up connector and plug detection circuitry, and the power supply terminal of connector and detection terminal are connected with radiator fan's positive terminal electricity respectively, and plug detection circuitry's sense terminal is connected with the detection terminal electricity for the magnitude of voltage that plug detection circuitry's sense terminal can detect, and judge through the magnitude of voltage that detects whether radiator fan inserts, thereby the insertion/extraction detected signal that the output corresponds, detect with the plug that realizes radiator fan. The utility model discloses a set up connector and plug detection circuitry, realized radiator fan's plug and detected for the user can in time know radiator fan's the connection condition, has solved the problem that can't detect the radiator fan plug condition.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions 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 structures shown in the drawings without creative efforts.
Fig. 1 is a schematic diagram of functional modules of an embodiment of the plug detection assembly of the present invention;
fig. 2 is a schematic circuit diagram of an embodiment of a plugging detection circuit in the plugging detection assembly of the present invention;
fig. 3 is a schematic circuit diagram of an embodiment of a plugging detection circuit in the plugging detection assembly of the present invention;
fig. 4 is a schematic diagram of a circuit structure of an embodiment of the plugging detection circuit in the plugging detection assembly of the present invention.
The reference numbers illustrate:
| reference numerals | Name(s) | Reference numerals | Name (R) |
| 10 | Connector with a locking member | D1 | First |
| 20 | Plug detection circuit | R1 | A |
| 21 | Plugging detection branch | R2 | A |
| 22 | Switching circuit | R3 | Third resistance |
| U1 | Optical coupler | C1 | First capacitor |
| Q1 | Triode transistor | C2 | Second capacitor |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
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 efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a plug determine module.
At present, when the equipment cabinet is manually assembled on a production line of an equipment manufacturer, the phenomenon that a certain power supply terminal of a fan in the equipment is not plugged frequently occurs. Even when the cabinet is manually maintained at the client, the phenomenon that the power line of the fan is forgotten to be plugged back after being pulled out is easy to occur. Under the circumstances, the electric cabinet can normally work at first, but in long-term operation, some probably because the too high warning shut down (the equipment that has the temperature detection) appears in the rack, some probably because the high temperature operation influences product life, leads to equipment to damage even, has the potential safety hazard.
To solve the above problem, referring to fig. 1 to 4, in an embodiment, the plugging detection assembly includes:
the connector 10 is used for being electrically connected with the cooling fan in a pluggable manner, and the connector 10 comprises a power supply terminal, a detection terminal and a grounding terminal, wherein the power supply terminal and the detection terminal are respectively and electrically connected with the positive end of the cooling fan, and the grounding terminal is connected with the negative end of the cooling fan;
the plug detection circuit 20 is provided with a detection end of the plug detection circuit 20 electrically connected with the detection terminal, and the plug detection circuit 20 is used for detecting the voltage value of the detection terminal and outputting a plug-in/plug-out detection signal according to the detected voltage value.
In this embodiment, the plug detection component includes a connector 10 electrically connected to the cooling fan and a plug detection circuit 20 for detecting whether the cooling fan is normally connected, wherein the connector 10 has a power terminal, three connection terminals of a detection terminal and a ground terminal, the power terminal of the connector 10 can be connected to a power supply for connecting the power supply to the cooling fan, and the power supply can be a power supply specially used for supplying power to the cooling fan, or an external power supply for supplying power to all devices. The ground terminal of the connector 10 may be grounded for connecting the negative terminal of the heat dissipation fan and ground. Meanwhile, since the detection terminal of the connector 10 is also connected to the positive terminal of the heat dissipation fan, the voltage value of the positive terminal of the heat dissipation fan can be detected at the detection terminal of the connector 10 when the heat dissipation fan is electrically connected to the connector 10.
The detection terminal of the insertion/extraction detection circuit 20 is connected to the detection terminal of the connector 10, and is configured to detect a voltage value of the detection terminal and output an insertion/extraction detection signal according to the detected voltage value. Specifically, when the heat dissipation fan is electrically connected to the connector 10, since the detection terminal of the connector 10 is also connected to the positive terminal of the heat dissipation fan, at this time, the voltage value detected by the plugging/unplugging detection circuit 20 is actually the positive terminal voltage value of the heat dissipation fan, and therefore, when it is detected that the voltage value at the detection terminal of the connector 10 is equal to the positive terminal voltage value of the heat dissipation fan power supply, it is possible to determine that the heat dissipation fan is plugged at this time, and output a plugging detection signal. When the heat dissipation fan is not electrically connected to the connector 10, the voltage value detected by the plugging/unplugging detection circuit 20 is smaller than the positive voltage value of the power supply of the heat dissipation fan, it is determined that the heat dissipation fan is not plugged at this time, and a plugging/unplugging detection signal is output.
Furthermore, a prompt component, such as a buzzer and an LED lamp, may be added to the plug detection component, so that when the plug detection circuit 20 outputs a plug signal, a user is prompted to alarm through the buzzer or the LED lamp, so that the user can know the connection condition of the heat dissipation fan in time, and the condition that the device is shut down due to an alarm caused by an over-high temperature or even the device is damaged can be avoided.
It can be understood that the circuit of the plugging detection component is simple and easy to implement, so the plugging detection component can be disposed in the power supply device, or disposed in the power consumption device, or disposed as an independent adapter to connect the power supply device and the power consumption device, which is not limited herein.
The utility model discloses a set up connector 10 and plug detection circuitry 20, connector 10's power supply terminal and detection terminal are connected with radiator fan's positive terminal electricity respectively, plug detection circuitry 20's sense terminal is connected with the detection terminal electricity for the magnitude of voltage that plug detection circuitry 20's sense terminal can detect, and judge through the magnitude of voltage that detects whether radiator fan inserts, thereby the corresponding detection signal that inserts/extracts of output, detect with the plug that realizes radiator fan. The utility model discloses a set up connector 10 and plug detection circuitry 20, realized radiator fan's plug and detected for the user can in time know radiator fan's the connected condition, can avoid equipment to appear reporting to the police because of the high temperature and shut down the condition that equipment damaged even. Furthermore, the utility model discloses a circuit is simple, easily realizes, can set up in equipment or the environment of difference according to the user's demand, has improved plug determine module's practicality.
Referring to fig. 1 to 4, in an embodiment, the number of the connectors 10 is plural;
the plugging detection circuit 20 has a plurality of detection branches 21, and the detection ends of the detection branches 21 are electrically connected to the detection terminals of the connectors 10 in a one-to-one correspondence manner.
In this embodiment, the number of the connectors 10 is plural, and the connectors are used for accessing a plurality of cooling fans, and correspondingly, the plugging detection circuit 20 also has a plurality of detection branches 21, and the detection end of each detection branch 21 is connected to the detection terminal of one connector 10 in a one-to-one correspondence manner. The plugging detection circuit 20 can be set to be an AND gate logic circuit, namely when any detection branch 21 detects that the cooling fan is not plugged, the plugging detection circuit 20 outputs a plugging signal to remind a user that the cooling fan is not normally plugged, so that the user can timely know the connection condition of the cooling fan and check the connection condition, and the condition that the equipment is shut down or even damaged due to alarm caused by overhigh temperature is avoided.
Referring to fig. 1 to 4, in an embodiment, the plugging detection circuit 20 further includes:
and the power supply end of the switch circuit is connected with a power supply, the controlled end of the switch circuit is connected with the output ends of the detection branches 21, and the switch circuit is used for outputting an insertion/extraction detection signal according to the detection signals output by the detection branches 21.
In this embodiment, the plugging detection circuit 20 has a plurality of detection branches 21, which are respectively connected to the plurality of connectors 10 in a one-to-one correspondence manner, and the controlled end of the switch circuit 22 is connected to the output ends of the plurality of detection branches 21. It can be understood that the detecting branches 21 can output a detecting signal corresponding to the insertion/removal according to the voltage value of the detecting terminal, and therefore, the switch circuit 22 can be configured as an and logic circuit, that is, when all the detecting branches 21 detect that the cooling fan is connected and output a corresponding detecting signal, the switch circuit 22 outputs the insertion detecting signal. Correspondingly, when any detection branch 21 detects that the cooling fan is not connected and outputs a corresponding detection signal, the switch circuit 22 outputs a pull-out detection signal. Thus, a user can know the connection condition of the plurality of cooling fans in time according to the detection signal output by the switch circuit 22, so that the user can check the connection condition in time, and the condition that the cooling fans cannot dissipate heat in time to damage equipment is avoided.
Referring to fig. 1 to 4, in an embodiment, the detection branch 21 includes a resistor and a diode, a first end of the resistor is connected to a cathode of the diode, an anode of the diode is connected to a controlled end of the switch circuit, a second end of the resistor is grounded, and a common end of the resistor and the diode is a detection end.
In an embodiment, the plugging detection circuit 20 is specifically shown in fig. 2, and fig. 2 is a circuit structure diagram of an embodiment of the plugging detection circuit 20, wherein each detection branch 21 is composed of a resistor and a diode, and a common terminal of the resistor and the diode is a detection terminal. When the heat dissipation fan is electrically connected to the connector 10, the detection end of the detection branch 21 is equivalently connected to the positive terminal of the heat dissipation fan, and at this time, the detection end is at a high level, and the diode cannot be turned on, so that the switch circuit 22 cannot be turned on, and at this time, the switch circuit 22 outputs the insertion detection signal. When the heat dissipation fan is not electrically connected to the connector 10, the detection terminal is at a low level, the diode is turned on, the switch circuit 22 is turned on, and the switch circuit 22 outputs the pull-out detection signal.
Further, the diode is a light emitting diode.
In an embodiment, the plugging detection circuit 20 is specifically shown in fig. 3, and fig. 3 is a circuit structure diagram of an embodiment of the plugging detection circuit 20, wherein each detection branch 21 is composed of a resistor and a light emitting diode, and a common end of the resistor and the light emitting diode is a detection end. Similarly, when the heat dissipation fan is electrically connected to the connector 10, the detection end of the detection branch 21 is equivalently connected to the positive terminal of the heat dissipation fan, and at this time, the detection end is at a high level, the light emitting diode cannot be turned on, so that the switch circuit 22 cannot be turned on, and at this time, the switch circuit 22 outputs the insertion detection signal. When the heat dissipation fan is not electrically connected to the connector 10, the detection terminal is at a low level, the light emitting diode is turned on, so that the switch circuit 22 is turned on, and at this time, the switch circuit 22 outputs the pull-out detection signal. So set up, can judge whether radiator fan inserts through emitting diode is luminous to can judge specific which radiator fan normally inserts through luminous emitting diode, thereby quick location problem position has improved plug determine module's practicality and detection efficiency.
Referring to fig. 1 to 4, in an embodiment, the switch circuit 22 includes a first resistor R1, a second resistor R2, a third resistor R3, a first capacitor C1, a second capacitor C2, and an optical coupler U1, the first resistor R1 is serially connected between a power supply and a first end of the optical coupler U1, a second end of the optical coupler U1 is connected to the output end of the detection branch 21, the second resistor R2 is serially connected between the power supply and a third end of the optical coupler U1, a fourth end of the optical coupler U1 is grounded, a first end of the third resistor R3 is connected to a third end of the optical coupler U1, a second end of the third resistor R3 is the output end of the switch circuit 22, a first end of the first capacitor C1 is connected to the first end of the optical coupler U1, a second end of the first capacitor C1 is connected to a second end of the optical coupler U1, and a second end of the second capacitor C2 6 is connected to the second end of the optical coupler U3, the second end of the second capacitor C2 is grounded.
In this embodiment, the plugging detection circuit 20 is specifically shown in fig. 3, and fig. 3 is a circuit structure diagram of an embodiment of the plugging detection circuit 20, wherein the switch circuit 22 selects the optocoupler U1 as an electrical isolation switch, when the heat dissipation fan is electrically connected to the connector 10, the detection end of the detection branch 21 is equivalent to be connected to the positive terminal of the heat dissipation fan, the detection end is at a high level at this time, the diode cannot be turned on, so that the optocoupler U1 cannot be turned on, and at this time, the switch circuit 22 outputs a high-level insertion detection signal. When the heat dissipation fan is not electrically connected to the connector 10, the detection terminal is at a low level, the diode is turned on, the optocoupler U1 is turned on, and the switch circuit 22 outputs a low-level pull-out detection signal. So set up, can realize detecting radiator fan's plug through switching on or breaking off of control opto-coupler U1, simultaneously, opto-coupler U1 can also play the effect of electrical isolation, has improved plug determine module's security.
Further, the switch circuit 22 further includes a first light emitting diode, an anode of the first light emitting diode is connected to the second terminal of the second resistor R2, and a cathode of the first light emitting diode is connected to the third terminal of the optocoupler U1.
In an embodiment, the plugging detection circuit 20 is specifically shown in fig. 2, and fig. 2 is a circuit structure diagram of an embodiment of the plugging detection circuit 20, wherein a light emitting diode is further disposed in series between a third end of the optocoupler U1 and the second resistor R2. Similarly, when the heat dissipation fan is electrically connected to the connector 10, the detection end of the detection branch 21 is equivalent to be connected to the positive terminal of the heat dissipation fan, and at this time, the detection end is at a high level, and the diode cannot be turned on, so that the optocoupler U1 cannot be turned on, and at this time, the switch circuit 22 outputs an insertion detection signal at a high level, and the first light emitting diode cannot be turned on. When the heat dissipation fan is not electrically connected to the connector 10, the detection terminal is at a low level, the diode is turned on, so that the optocoupler U1 is turned on, and at this time, the switch circuit 22 outputs the pull-out detection signal, and the first light emitting diode is turned on to emit light. According to the arrangement, whether the radiating fan is not connected can be judged through whether the light emitting diode emits light, so that a user can find whether the radiating fan is not connected in time through the light emitting diode, and the practicability and the detection efficiency of the plugging detection assembly are improved.
Referring to fig. 1 to 4, in an embodiment, the switch circuit 22 includes a first resistor R1, a second resistor R2, a third resistor R3, a first capacitor C1, and a transistor Q1, the first resistor R1 is serially connected between a power supply and an emitter of the transistor Q1, a collector of the transistor Q1 is connected to a first end of the second resistor R2, a second end of the second resistor R2 is grounded, a collector of the transistor Q1 is further connected to a first end of the third resistor R3, a second end of the third resistor R3 is an output end of the switch circuit 22, a base of the transistor Q1 is connected to an output end of the detection branch 21, a first end of the first capacitor C1 is connected to a second end of the third resistor R3, and a second end of the first capacitor C1 is grounded.
In an embodiment, the plugging detection circuit 20 is specifically shown in fig. 4, and fig. 4 is a circuit structure diagram of an embodiment of the plugging detection circuit 20, wherein the switch circuit 22 selects a transistor Q1 as a switch, when the heat dissipation fan is electrically connected to the connector 10, the detection end of the detection branch 21 is equivalently connected to the positive terminal of the heat dissipation fan, at this time, the detection end is at a high level, the light emitting diode cannot be turned on, so that the transistor Q1 cannot be turned on, and at this time, the switch circuit 22 outputs a low-level insertion detection signal. When the heat dissipation fan is not electrically connected to the connector 10, the detection terminal is at a low level, the light emitting diode is turned on, so that the transistor Q1 is turned on, and the switch circuit 22 outputs a pull-out detection signal at a high level.
The utility model also provides a rack, this rack includes
A power supply;
a heat radiation fan;
the specific structure of the cabinet refers to the above embodiments, and the cabinet adopts all technical solutions of all the above embodiments, so that the cabinet at least has all the beneficial effects brought by the technical solutions of the above embodiments, and further description is omitted;
the power supply is connected to the power terminal of the connector 10 and the power supply terminal of the plugging detection circuit 20, the positive terminal of the cooling fan is electrically connected to the power terminal of the connector 10 and the detection terminal of the connector 10, and the negative terminal of the cooling fan is electrically connected to the ground terminal of the connector 10.
Referring to fig. 1-4, in an embodiment, the cabinet further includes:
the power equipment storage cabinet comprises a cabinet body, wherein the cabinet body is provided with a placing area, and the placing area is used for placing power equipment;
the side wall of the cabinet body is also provided with a heat dissipation through hole, and the heat dissipation through hole is arranged corresponding to the power equipment;
the heat dissipation fan is installed in the heat dissipation through hole and used for dissipating heat of the power equipment.
In this embodiment, the cabinet body of rack is equipped with places the district, the quantity of placing the district can be a plurality of, the cabinet body can have the multilayer to be used for placing power equipment promptly, it is corresponding, the quantity of heat dissipation through-hole also can be a plurality of, the heat dissipation through-hole corresponds the power equipment setting, when also making radiator fan install in the heat dissipation through-hole, can aim at power equipment with the air outlet, thereby make radiator fan can dispel the heat to power equipment, avoid power equipment to fail in time to dispel the heat and lead to damaging.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (9)
1. A plug detection assembly, comprising:
the connector is used for being electrically connected with the cooling fan in a pluggable mode and comprises a power terminal, a detection terminal and a grounding terminal, the power terminal and the detection terminal are respectively and electrically connected with the positive pole end of the cooling fan, and the grounding terminal is connected with the negative pole end of the cooling fan;
and the detection end of the plugging detection circuit is electrically connected with the detection terminal, and the plugging detection circuit is used for detecting the voltage value of the detection terminal and outputting an insertion/extraction detection signal according to the detected voltage value.
2. The plug detection assembly according to claim 1, wherein the number of connectors is plural;
the plug detection circuit is provided with a plurality of detection branch circuits, and the detection ends of the detection branch circuits are electrically connected with the detection terminals of the connectors in a one-to-one correspondence manner.
3. The plug detection assembly of claim 2, wherein the plug detection circuit further comprises:
the power supply end of the switch circuit is connected with the power supply, the controlled end of the switch circuit is connected with the output ends of the detection branches, and the switch circuit is used for outputting insertion/extraction detection signals according to the detection signals output by the detection branches.
4. The plug detection assembly according to claim 3, wherein the detection branch comprises a resistor and a diode, a first end of the resistor is connected to a cathode of the diode, an anode of the diode is connected to a controlled end of the switch circuit, a second end of the resistor is grounded, and a common end of the resistor and the diode is a detection end; wherein the content of the first and second substances,
the diode is a light emitting diode.
5. The plug detection assembly according to claim 3, wherein the switch circuit comprises a first resistor, a second resistor, a third resistor, a first capacitor, a second capacitor and an optical coupler, the first resistor is serially connected between a power supply and a first end of the optical coupler, a second end of the optical coupler is connected to the output end of the detection branch, the second resistor is serially connected between the power supply and a third end of the optical coupler, a fourth end of the optical coupler is grounded, a first end of the third resistor is connected to a third end of the optical coupler, a second end of the third resistor is an output end of the switch circuit, a first end of the first capacitor is connected to the first end of the optical coupler, a second end of the first capacitor is connected to the second end of the optical coupler, and a first end of the second capacitor is connected to the second end of the third resistor, and the second end of the second capacitor is grounded.
6. The plug detection assembly according to claim 5, wherein the switch circuit further comprises a first light emitting diode, an anode of the first light emitting diode is connected to the second end of the second resistor, and a cathode of the first light emitting diode is connected to the third end of the optocoupler.
7. The plug detection assembly according to claim 3, wherein the switch circuit includes a first resistor, a second resistor, a third resistor, a first capacitor, and a transistor, the first resistor is serially connected between a power supply and an emitter of the transistor, a collector of the transistor is connected to a first end of the second resistor, a second end of the second resistor is grounded, the collector of the transistor is further connected to a first end of the third resistor, a second end of the third resistor is an output end of the switch circuit, a base of the transistor is connected to an output end of the detection branch, a first end of the first capacitor is connected to a second end of the third resistor, and a second end of the first capacitor is grounded.
8. A cabinet, comprising:
a power supply;
a heat-dissipating fan;
and the insertion and extraction detection assembly according to any one of claims 1 to 7; the power supply is respectively connected with the power terminal of the connector and the power supply end of the plug detection circuit, the positive end of the cooling fan is respectively and electrically connected with the power terminal of the connector and the detection end of the connector, and the negative end of the cooling fan is electrically connected with the grounding terminal of the connector.
9. The cabinet of claim 8, further comprising:
the power equipment storage cabinet comprises a cabinet body, wherein the cabinet body is provided with a placing area, and the placing area is used for placing power equipment;
the side wall of the cabinet body is also provided with a heat dissipation through hole, and the heat dissipation through hole is arranged corresponding to the power equipment;
the heat dissipation fan is installed in the heat dissipation through hole and used for dissipating heat of the power equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220747522.8U CN217278719U (en) | 2022-04-01 | 2022-04-01 | Plug detection component and cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220747522.8U CN217278719U (en) | 2022-04-01 | 2022-04-01 | Plug detection component and cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217278719U true CN217278719U (en) | 2022-08-23 |
Family
ID=82871821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220747522.8U Active CN217278719U (en) | 2022-04-01 | 2022-04-01 | Plug detection component and cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217278719U (en) |
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2022
- 2022-04-01 CN CN202220747522.8U patent/CN217278719U/en active Active
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