CN215376513U - Alarm device for abnormal opening of inlet door of fan - Google Patents
Alarm device for abnormal opening of inlet door of fan Download PDFInfo
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- CN215376513U CN215376513U CN202121630876.6U CN202121630876U CN215376513U CN 215376513 U CN215376513 U CN 215376513U CN 202121630876 U CN202121630876 U CN 202121630876U CN 215376513 U CN215376513 U CN 215376513U
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- fan
- switch
- inlet door
- alarm
- photoelectric converter
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Abstract
The utility model discloses an alarm device for abnormal opening of a fan inlet door, which comprises a fan inlet door frame, wherein the fan inlet door is arranged on the fan inlet door frame, a fan control cabinet is arranged on the fan inlet door frame and positioned above the fan inlet door, a handle frame is arranged on the fan inlet door, and a pair of transversely extending lock tongues is arranged on the fan inlet door. The utility model detects the switch state of the inlet door of the fan to send out an electric signal through the travel switch or the proximity switch, converts the received electric signal into an optical signal through the photoelectric converter, and then transmits the optical signal to the exchanger through the reserved optical fiber, the exchanger remotely transmits the alarm signal to the fan background and the fan video monitoring system to realize the alarm function, or the exchanger transmits the alarm signal to the alarm through the reserved optical fiber to alarm, and the alarm adopts the buzzer to collect the alarm signal and trigger the alarm horn.
Description
Technical Field
The utility model relates to an abnormal opening alarm device for a fan entrance door, and belongs to the technical field of fan security design.
Background
After current fan entrance door opened unusually, make personnel's mistake go into easily, debris are drawn into the fan and take place accident and injury, based on intelligent security's design demand, the fan entrance door of urgent need designs a fan entrance door and opens alarm device unusually, opens unusually to fan entrance door, prevents the emergence of accident and injury.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the technical defects in the prior art, solve the technical problems and provide an abnormal opening alarm device for an inlet door of a fan.
The utility model specifically adopts the following technical scheme: the utility model provides a fan entry door is unusual opens alarm device, includes the fan entry portal, be provided with fan entry door on the fan entry portal, be located on the fan entry portal the top of fan entry door is provided with the fan switch board, be provided with the handle frame on the fan entry door, be provided with a pair of spring bolt of horizontal extension on the fan entry door.
As a preferred embodiment, a travel switch, a power supply seat, a photoelectric converter, an exchanger and an alarm are arranged inside the fan control cabinet, an output end of the travel switch is connected with an input end of the photoelectric converter, an output end of the photoelectric converter is connected with an input end of the exchanger, an output end of the exchanger is connected with an input end of the alarm, and the power supply seat is respectively electrically connected with the photoelectric converter and the exchanger.
As a better embodiment, the switch is externally connected with a fan background and a fan video monitoring system respectively.
As a preferred embodiment, the alarm adopts a buzzer.
As a preferred embodiment, the travel switch is used for detecting the position of the lock tongue and judging the opening and closing state of the inlet door of the fan.
As a preferred embodiment, a proximity switch, a power supply seat, a photoelectric converter, an exchanger and an alarm are arranged inside the fan control cabinet, an output end of the proximity switch is connected with an input end of the photoelectric converter, an output end of the photoelectric converter is connected with an input end of the exchanger, an output end of the exchanger is connected with an input end of the alarm, and the power supply seat is respectively electrically connected with the photoelectric converter and the exchanger.
As a better embodiment, the switch is externally connected with a fan background and a fan video monitoring system respectively.
As a preferred embodiment, the alarm adopts a buzzer.
As a preferred embodiment, the proximity switch is used for determining the relative distance of the lock tongue and judging the opening and closing state of the inlet door of the fan.
The utility model achieves the following beneficial effects: the utility model mainly aims at the abnormal opening of the inlet door of the fan, thereby preventing accidents and injuries; meanwhile, the switch signal of the inlet door of the fan is collected, and the remote or automatic switch of the inlet door is designed to be prepared for unattended operation in the future, so that the cost is reduced, the original equipment is utilized to the maximum extent, and the problem of accidents caused by abnormal opening of the inlet door of the existing fan is solved. The fan video monitoring system is realized by accessing the existing video monitoring system into a monitoring video of fan operation, and provides technical support for designing equipment for accessing a remote switch or automatically opening and closing a fan door after later-stage alarm access.
Drawings
Fig. 1 is an external structural view of a preferred embodiment of the present invention.
Fig. 2 is a schematic diagram of the internal circuit connections of the present invention.
The meanings of the symbols in the figures: 1-a fan inlet portal frame, 2-a fan inlet door, 3-a fan control cabinet, 4-a handle frame, 5-a lock tongue, 6-a travel switch, 7-a proximity switch, 8-a power supply seat, 9-a photoelectric converter, 10-a switch, 11-a fan background, 12-a fan video monitoring system and 13-an alarm.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1: as shown in fig. 1, the utility model provides an abnormal opening alarm device for a fan inlet door, which comprises a fan inlet door frame 1, wherein a fan inlet door 2 is arranged on the fan inlet door frame 1, a fan control cabinet 3 is arranged on the fan inlet door frame 1 and above the fan inlet door 2, a handle frame 4 is arranged on the fan inlet door 2, and a pair of transversely extending lock tongues 5 is arranged on the fan inlet door 2.
Example 2: as shown in fig. 2, a travel switch 6, a power supply base 8, a photoelectric converter 9, an exchanger 10 and an alarm 13 are arranged inside the fan control cabinet 3, an output end of the travel switch 6 is connected with an input end of the photoelectric converter 9, an output end of the photoelectric converter 9 is connected with an input end of the exchanger 10, an output end of the exchanger 10 is connected with an input end of the alarm 13, and the power supply base 8 is electrically connected with the photoelectric converter 9 and the exchanger 10 respectively.
As a preferred embodiment, the switch 10 is externally connected with a fan background 11 and a fan video monitoring system 12 respectively.
As a preferred embodiment, the alarm 13 is a buzzer.
As a preferred embodiment, the travel switch 6 is used for detecting the position of the lock tongue 5 to determine the opening and closing state of the fan inlet door 2.
The travel switch 6 is preferably an explosion-proof travel switch produced by Huizhou Feile.
Example 3: as shown in fig. 2, a proximity switch 7, a power supply base 8, a photoelectric converter 9, an exchanger 10, and an alarm 13 are disposed inside the fan control cabinet 3, an output end of the proximity switch 7 is connected to an input end of the photoelectric converter 9, an output end of the photoelectric converter 9 is connected to an input end of the exchanger 10, an output end of the exchanger 10 is connected to an input end of the alarm 13, the power supply base 8 is electrically connected to the photoelectric converter 9 and the exchanger 10, the photoelectric converter 9 is configured to convert an electrical signal into an optical signal, and the type can be selected according to functional requirements, which is not described in detail herein.
As a preferred embodiment, the switch 10 is externally connected with a fan background 11 and a fan video monitoring system 12, and the switch 10 may adopt a TP-LI NK type.
As a preferred embodiment, the alarm 13 is a buzzer.
As a preferred embodiment, the proximity switch 7 is used for determining the relative distance of the bolt 5 to judge the opening and closing state of the fan inlet door 2.
The proximity switch 7 is preferably an LE series proximity switch manufactured by a wenzhou cave head photoelectric switch factory.
The utility model mainly aims at the abnormal opening of the inlet door of the fan, thereby preventing accidents and injuries; meanwhile, the switch signal of the inlet door of the fan is collected, and the remote or automatic switch of the inlet door is designed for unattended operation in the future, so that the cost is reduced, the original equipment is utilized to the maximum extent, and the problem of accidents caused by abnormal opening of the inlet door of the existing fan is solved, the utility model detects the switch state of the inlet door 2 of the fan through the travel switch 6 or the proximity switch 7 to send out an electric signal, the received electric signal is converted into an optical signal through the photoelectric converter 9 and then is transmitted to the switch 10 through the reserved optical fiber, the switch 10 remotely transmits the alarm signal to the fan background 11 and the fan video monitoring system 12 to realize the alarm function, or the switch 10 transmits the alarm signal to the alarm 10 through the reserved optical fiber to alarm, the alarm adopts the buzzer to collect the alarm signal to trigger the alarm horn, the fan background 11 of the utility model is a control background which operates with the fan, the fan video monitoring system 12 is implemented by accessing a monitoring video of the fan operation to the existing video monitoring system.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a warning device is opened unusually to fan entry door, a serial communication port, including fan entry portal (1), be provided with fan entry door (2) on fan entry portal (1), lie in on fan entry portal (1) the top of fan entry door (2) is provided with fan switch board (3), be provided with handle frame (4) on fan entry door (2), be provided with a pair of spring bolt (5) of horizontal extension on fan entry door (2).
2. The device for alarming abnormal opening of the inlet door of the fan as claimed in claim 1, wherein a travel switch (6), a power supply seat (8), a photoelectric converter (9), a switch (10) and an alarm (13) are arranged inside the fan control cabinet (3), an output end of the travel switch (6) is connected with an input end of the photoelectric converter (9), an output end of the photoelectric converter (9) is connected with an input end of the switch (10), an output end of the switch (10) is connected with an input end of the alarm (13), and the power supply seat (8) is respectively electrically connected with the photoelectric converter (9) and the switch (10).
3. The device for alarming abnormal opening of the inlet door of the fan as claimed in claim 2, wherein the switch (10) is externally provided with a fan background (11) and a fan video monitoring system (12) respectively.
4. The device for alarming the abnormal opening of the inlet door of the fan as claimed in claim 2, wherein the alarm (13) adopts a buzzer.
5. The device for alarming abnormal opening of the inlet door of the fan as claimed in claim 2, wherein the travel switch (6) is used for detecting the position of the lock tongue (5) and judging the opening and closing state of the inlet door (2) of the fan.
6. The device for alarming abnormal opening of the inlet door of the fan as claimed in claim 1, wherein a proximity switch (7), a power supply seat (8), a photoelectric converter (9), a switch (10) and an alarm (13) are arranged inside the fan control cabinet (3), an output end of the proximity switch (7) is connected with an input end of the photoelectric converter (9), an output end of the photoelectric converter (9) is connected with an input end of the switch (10), an output end of the switch (10) is connected with an input end of the alarm (13), and the power supply seat (8) is respectively electrically connected with the photoelectric converter (9) and the switch (10).
7. The device for alarming abnormal opening of the inlet door of the fan as claimed in claim 6, wherein the switch (10) is externally connected with a fan background (11) and a fan video monitoring system (12) respectively.
8. The device for alarming the abnormal opening of the inlet door of the fan as claimed in claim 6, wherein the alarm (13) adopts a buzzer.
9. The device for alarming abnormal opening of the inlet door of the fan as claimed in claim 6, wherein the proximity switch (7) is used for determining the relative distance of the lock tongue (5) to judge the opening and closing state of the inlet door (2) of the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121630876.6U CN215376513U (en) | 2021-07-15 | 2021-07-15 | Alarm device for abnormal opening of inlet door of fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121630876.6U CN215376513U (en) | 2021-07-15 | 2021-07-15 | Alarm device for abnormal opening of inlet door of fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215376513U true CN215376513U (en) | 2021-12-31 |
Family
ID=79610081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121630876.6U Active CN215376513U (en) | 2021-07-15 | 2021-07-15 | Alarm device for abnormal opening of inlet door of fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215376513U (en) |
-
2021
- 2021-07-15 CN CN202121630876.6U patent/CN215376513U/en active Active
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