CN216566078U - Bus type gas alarm controller - Google Patents
Bus type gas alarm controller Download PDFInfo
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- CN216566078U CN216566078U CN202123091026.6U CN202123091026U CN216566078U CN 216566078 U CN216566078 U CN 216566078U CN 202123091026 U CN202123091026 U CN 202123091026U CN 216566078 U CN216566078 U CN 216566078U
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Abstract
The utility model discloses a bus type gas alarm controller, which comprises a cabinet body, a cabinet door hinged on the left side of the cabinet body and a control main board arranged in the cabinet body, wherein a display panel electrically connected with the control main board is arranged on the cabinet door; the utility model improves the heat dissipation and dustproof performance of the controller.
Description
Technical Field
The utility model belongs to the technical field of combustible gas detection controllers, and relates to a bus type gas alarm controller.
Background
For places such as oil refineries, drilling platforms, compressor stations, fuel supply stations, chemical plants, liquefied gas storage areas, etc., fire prevention is a very important thing; if a fire occurs, the whole production area is likely to have huge danger; therefore, fire detectors applied to these sites are very important; the combustible gas detectors are very popular in the places, the number of the combustible gas detectors is generally large, the detectors with large number are connected to the controller in a centralized mode, and when the alarm signals of the detectors are received, the controller can give an alarm and send an opening instruction to the exhaust fan; and install the control mainboard in the controller and install a plurality of electrical elements on the control mainboard, so there is the heat production in the use, if not in time with the heat loss in the controller, can influence the working property of control mainboard, traditional radiating mode sets up the heat dissipation window on the casing of controller, but the heat dissipation demand of control mainboard can not be satisfied to the heat dissipation window to the outside dust of casing still can enter into the casing from the heat dissipation window, influences the working property of control mainboard.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a bus type gas alarm controller which well solves the problem of poor heat dissipation and dust prevention effects in the prior art.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a total line type gas alarm controller, includes the cabinet body, articulates in the left cabinet door of the cabinet body and sets up in the internal control mainboard of cabinet, be provided with on the cabinet door and control mainboard electric connection's display panel, first window and second window have been seted up respectively to the right flank and the bottom surface of the cabinet body, be provided with first fan and second fan in first window and the second window respectively, first fan is bloied to the internal portion of cabinet from the external portion of cabinet, the second fan is bloied to the external portion of cabinet from the internal portion of cabinet, and the during operation the wind-force of first fan is greater than the wind-force of second fan, all be provided with the dust screen on first window and the second window.
Further, a flow guide channel is fixed in the cabinet body, the upper end of the flow guide channel is bent to point to the first window, the lower end of the flow guide channel points to the second window, and the control main board is arranged at the lower end of the flow guide channel.
Furthermore, a plurality of vertical radiating fins are arranged on the control main board.
Furthermore, the dustproof net comprises a framework, a first metal net layer, a filter paper layer and a second metal net layer which are sequentially arranged from the inside to the outside of the cabinet body, and the framework, the first metal net layer, the filter paper layer and the second metal net layer are sequentially connected through gluing.
Further, the filter paper layer is wavy.
Furthermore, a through hole is formed in the bottom surface of the cabinet body, and a double-faced rubber protective coil is fixed in the through hole.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, cold air is blown into the cabinet body from the outside by the first fan to cool the control main board, and meanwhile, hot air in the cabinet body is pumped out of the cabinet body by the second fan, so that the dissipation of heat in the cabinet body is accelerated, and the heat dissipation effect of the control main board is improved; moreover, the wind power of the first fan is greater than that of the second fan, so that a positive pressure difference space is formed in the cabinet body, dust outside the cabinet body is not easy to enter the cabinet body, and the dust screens arranged at the first window and the second window can prevent the dust outside the cabinet body from entering the cabinet body from the first window and the second window, so that the dust prevention effect of the dust prevention cabinet is improved.
Drawings
FIG. 1 is a front view of the present invention (cabinet door open state);
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic view of the dust screen structure of the present invention.
In the figure: the cabinet comprises a cabinet body (1), a cabinet door (2), a control main board (3), a display panel (4), a first window (5), a second window (6), a first fan (7), a second fan (8), a dust screen (9), a flow guide channel (10), a radiating fin (11), a through hole (12), a double-sided rubber protective coil (13), a framework (901), a first metal mesh layer (902), a filter paper layer (903) and a second metal mesh layer (904).
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the bus type gas alarm controller provided by the utility model comprises a cabinet body 1, a cabinet door 2 hinged to the left side of the cabinet body 1 and a control main board 3 installed in the cabinet body 1, wherein the cabinet door 2 is buckled on the cabinet body 1 when closed, specifically, a closed plate frame is uniformly arranged on the cabinet door 2 and the cabinet body 1, the plate frames on the cabinet body 1 and the cabinet door 2 are sleeved with each other when closed, so that dust is prevented from entering from a gap between the cabinet door 2 and the cabinet body 1, and the cabinet door 2 and the cabinet body 1 are locked through a door lock; the cabinet door 2 is provided with a display panel 4 electrically connected with the control mainboard 3 and used for displaying control information of the control mainboard 3, the right side surface and the bottom surface of the cabinet body 1 are respectively provided with a first window 5 and a second window 6, a first fan 7 and a second fan 8 are respectively arranged in the first window 5 and the second window 6, the first fan 7 blows air into the cabinet body 1 from the outside of the cabinet body 1, the second fan 8 blows air from the inside of the cabinet body 1 to the outside of the cabinet body 1, the wind power of the first fan 7 is greater than that of the second fan 8 during working, and the first window 5 and the second window 6 are both provided with dust screens 9; when the technical scheme is used, the first fan 7 and the second fan 8 work simultaneously, cold air is blown into the cabinet body 1 from the outside by the first fan 7 to cool the control main board 3, and hot air in the cabinet body 1 is pumped out of the cabinet body 1 by the second fan 8, so that the dissipation of heat in the cabinet body 1 is accelerated, and the heat dissipation effect is improved; because the wind power of the first fan 7 is greater than that of the second fan 8, a positive pressure difference space is formed in the cabinet body 1, dust outside the cabinet body 1 is not easy to enter the cabinet body 1, and the dust-proof nets 9 arranged at the first window 5 and the second window 6 can prevent the dust outside the cabinet body 1 from entering the cabinet body 1 from the first window 5 and the second window 6, so that the dust-proof effect of the dust-proof cabinet is improved.
In this embodiment, a flow guide channel 10 is fixed in the cabinet body 1, the upper end of the flow guide channel 10 is bent to point to the first window 5, the lower end of the flow guide channel 10 points to the second window 6, and the control main board 3 is arranged at the lower end of the flow guide channel 10; specifically, the flow guide 10 comprises two parallel rib plates, the rib plates are welded in the cabinet body 1, the space between the rib plates forms the flow guide 10, the two rib plates are both bent at 90 degrees, and a round angle is arranged at the bent position; when the first fan 7 works, the cold air entering the cabinet body 1 can be directly blown to the control main board 3 through the guide of the flow guide channel 10, the cooling wind power of the control main board 3 is concentrated, and the heat dissipation effect of the control main board 3 is improved.
In this embodiment, be provided with a plurality of vertical radiating fin 11 on the control mainboard 3, radiating fin 11 can improve the radiating efficiency of control mainboard 3 to the vertical setting of radiating fin 11 is the same with the flow direction that enters into the cold air in flow guide 10, avoids blockking the flow of cold air, also makes the cold air take away the heat that radiating fin 11 gived off fast.
In this embodiment, as shown in fig. 3, the dust-proof net 9 includes a skeleton 901, a first metal mesh layer 902, a filter paper layer 903, and a second metal mesh layer 904, which are sequentially disposed from the inside of the cabinet 1 to the outside of the cabinet 1, the skeleton 901, the first metal mesh layer 902, the filter paper layer 903, and the second metal mesh layer 904 are sequentially connected by gluing, the skeleton 901 is fixed to the first window 5 and the second window 6 by fixing glue, and the filter paper layer 903 can cover the first window 5 and the second window 6, and the filter paper layer 903 can filter cold air entering the cabinet 1 and filter dust in the cold air; further, the filter paper layer 903 is wavy, so that the filter area of the filter paper layer 903 is increased, and the service life of the dust screen 9 is prolonged.
In this embodiment, as shown in fig. 2, through-hole 12 has been seted up to the bottom surface of the cabinet body 1, through-hole 12 is provided with a plurality ofly, through-hole 12 internal fixation has double-sided rubber protective ring 13, and the wire of being connected with control mainboard 3 passes through double-sided rubber protective ring 13 and enters into the cabinet body 1, improves the dustproof effect of the cabinet body 1.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a bus type gas alarm controller which characterized in that: the multifunctional cabinet comprises a cabinet body, a cabinet door hinged to the left side of the cabinet body and a control main board arranged in the cabinet body, wherein a display panel electrically connected with the control main board is arranged on the cabinet door, a first window and a second window are respectively arranged on the right side face and the bottom face of the cabinet body, a first fan and a second fan are respectively arranged in the first window and the second window, the first fan blows air into the cabinet body from the outside of the cabinet body, the second fan blows air into the outside of the cabinet body from the inside of the cabinet body, the wind power of the first fan is larger than that of the second fan during working, and dust screens are respectively arranged on the first window and the second window.
2. The bus type gas alarm controller according to claim 1, wherein: a flow guide channel is fixed in the cabinet body, the upper end of the flow guide channel is bent to point to the first window, the lower end of the flow guide channel points to the second window, and the control main board is arranged at the lower end of the flow guide channel.
3. The bus type gas alarm controller according to claim 2, wherein: a plurality of vertical radiating fins are arranged on the control main board.
4. The bus type gas alarm controller according to claim 1, wherein: the dustproof net comprises a framework, a first metal net layer, a filter paper layer and a second metal net layer which are sequentially arranged from the inside of the cabinet body to the outside of the cabinet body, and the framework, the first metal net layer, the filter paper layer and the second metal net layer are sequentially connected through gluing.
5. The bus type gas alarm controller according to claim 4, wherein: the filter paper layer is wavy.
6. The bus type gas alarm controller according to claim 1, wherein: the bottom surface of the cabinet body is provided with a through hole, and a double-sided rubber protective coil is fixed in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123091026.6U CN216566078U (en) | 2021-12-09 | 2021-12-09 | Bus type gas alarm controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123091026.6U CN216566078U (en) | 2021-12-09 | 2021-12-09 | Bus type gas alarm controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216566078U true CN216566078U (en) | 2022-05-17 |
Family
ID=81541254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123091026.6U Active CN216566078U (en) | 2021-12-09 | 2021-12-09 | Bus type gas alarm controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216566078U (en) |
-
2021
- 2021-12-09 CN CN202123091026.6U patent/CN216566078U/en active Active
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