Automatic fire extinguishing device for switch cabinet

Abstract

The utility model discloses an automatic fire extinguishing device for a switch cabinet, which comprises a switch cabinet mechanism, an automatic fire extinguishing mechanism and an auxiliary induction mechanism, the automatic fire extinguishing mechanism is fixedly connected inside the switch cabinet mechanism, the auxiliary induction mechanism is fixedly connected inside the switch cabinet mechanism, and the switch cabinet mechanism comprises a switch cabinet body. A mounting groove is formed in the switch cabinet body, observation glass is fixedly connected to the front face of the mounting groove, the automatic fire extinguishing mechanism comprises a smoke sensor, the bottom of the smoke sensor is fixedly connected to the bottom of the inner wall of the mounting groove, and the bottom of the smoke sensor penetrates into the switch cabinet body. And the top of the smoke sensor is fixedly connected with a connecting pipe. According to the utility model, the automatic fire extinguishing function is added, so that the switch cabinet has the effect of arranging an automatic fire extinguishing structure inside the switch cabinet, and the situation that the fire extinguishing function is not arranged inside the switch cabinet usually is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of switch cabinets, in particular to an automatic fire extinguishing device for a switch cabinet. Background Art

[0002] Switchgear is an electrical equipment, which is mainly used for opening and closing, controlling and protecting electrical equipment in the process of power generation, transmission, distribution and power conversion of power system. According to the voltage level of the incoming and outgoing lines, switchgear can be divided into high-voltage switchgear and low-voltage switchgear. The structure of high-voltage switchgear is generally similar, mainly divided into busbar room, circuit breaker room, secondary control room (instrument room), feeder room, and each room is generally isolated by steel plates. Low-voltage switchgear is mainly classified according to the installation method of components, such as GGD low-voltage fixed switchgear, MNS low-voltage withdrawable switchgear, KYN61-40.5 armored removable metal-enclosed switchgear, GCK low-voltage withdrawable switchgear, etc. Internal components include: busbar (busbar), circuit breaker, conventional relay, integrated relay protection device, metering instrument, isolating knife, indicator light, grounding knife, etc.

[0003] According to the patent number disclosed in the China Patent Network: CN203123393U, the utility model discloses an automatic fire extinguishing device for an electrical switch cabinet, which includes a main control unit and a monitoring control terminal, each monitoring control terminal includes a signal acquisition module and a fire extinguishing device installed inside the electrical switch cabinet; the signal acquisition module includes a current transformer and a light sensor, a smoke sensor and a temperature sensor installed in the electrical switch cabinet, which are used to collect the incoming current of the electrical switch cabinet, the arc signal, the smoke signal and the temperature signal in the electrical switch cabinet, and transmit them to the main control unit; the main control unit includes a controller and an execution module; the controller controls the tripping of the circuit breaker of the electrical switch cabinet and the fire extinguishing start of the fire extinguishing device through the execution module according to the signal received from the signal acquisition module. The utility model can firstly prevent the occurrence of fire in the switch cabinet, and can extinguish the fire as soon as possible when the fire occurs inside the switch cabinet, so as to prevent further expansion of losses.

[0004] Switch cabinets are required for high and low voltage electrical work, but most of the switch cabinets on the market are usually not equipped with fire extinguishing functions, which makes the switch cabinets prone to safety hazards and cannot be used for rapid fire extinguishing and rescue, affecting the operation of the switch cabinets and failing to bring convenience to users.

[0005] Therefore, it is necessary to redesign the switch cabinet to effectively prevent the phenomenon that the fire extinguishing function is usually not set inside the switch cabinet. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide a switch cabinet automatic fire extinguishing device, which has the advantage of an automatic fire extinguishing function arranged inside, and solves the problem that the fire extinguishing function is usually not arranged inside the switch cabinet.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a switch cabinet fire extinguishing automatic device, comprising:

[0008] Switchgear mechanism;

[0009] An automatic fire extinguishing mechanism, the automatic fire extinguishing mechanism is fixedly connected to the inside of the switch cabinet mechanism;

[0010] An auxiliary sensing mechanism, wherein the auxiliary sensing mechanism is fixedly connected to the interior of the switch cabinet mechanism;

[0011] The switch cabinet mechanism comprises a switch cabinet body, a mounting groove is provided inside the switch cabinet body, and an observation glass is fixedly connected to the front side of the mounting groove.

[0012] As a preferred embodiment of the utility model, the automatic fire extinguishing mechanism includes a smoke sensor, the bottom of the smoke sensor is fixedly connected to the bottom of the inner wall of the mounting groove, the bottom of the smoke sensor passes through the interior of the switch cabinet, the top of the smoke sensor is fixedly connected to a connecting pipe, the top of the connecting pipe is fixedly connected to a main controller, the top of the main controller is fixedly connected to a fire extinguisher compartment, the bottom of the fire extinguisher compartment is connected to a main fire extinguishing pipe, and the bottom of the main fire extinguishing pipe passes through the bottom of the mounting groove.

[0013] As a preferred embodiment of the utility model, the auxiliary sensing mechanism includes a high-temperature detector, the top of the high-temperature detector is fixedly connected with a high-temperature sensor, the high-temperature sensor is fixedly connected to the bottom of the inner wall of the mounting groove, the top of the high-temperature sensor is fixedly connected with a sub-controller, and the top of the sub-controller is fixedly connected to the bottom of the fire extinguisher compartment.

[0014] As a preferred embodiment of the utility model, a sealing gasket is fixedly connected to the surface of the main fire extinguishing pipe, and the bottom of the sealing gasket is fixedly connected to the bottom of the inner wall of the installation groove.

[0015] As a preferred embodiment of the present invention, a secondary fire extinguishing pipe is fixedly connected to the right side of the bottom of the fire extinguisher compartment, and the bottom of the secondary fire extinguishing pipe passes through the interior of the switch cabinet.

[0016] As a preferred embodiment of the present invention, an opening is provided at the bottom of the installation groove, the width of the opening is greater than the width of the main fire extinguishing pipe, and the opening is used in conjunction with the main fire extinguishing pipe.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0018] 1. The utility model increases the functionality of automatic fire extinguishing, so that it has the effect of setting an automatic fire extinguishing structure inside the switch cabinet, preventing the situation where the fire extinguishing function is usually not set inside the switch cabinet.

[0019] 2. The utility model can enter the switch cabinet to extinguish the fire through the automatic fire extinguishing structure to prevent spontaneous combustion inside the switch cabinet.

[0020] 3. The utility model can sense high heat by setting up an auxiliary sensing mechanism, thereby preventing temporary failure and sensing failure of the smoke sensor.

[0021] 4. The utility model can effectively increase the sealing performance of the connection between the main fire extinguishing pipe and the installation groove by setting the sealing gasket, thereby improving the sealing effect of the installation groove.

[0022] 5. The utility model can cooperate with the main fire extinguishing pipe to carry out fire extinguishing spraying work through the arrangement of the auxiliary fire extinguishing pipe, thereby reducing the workload of the main fire extinguishing pipe.

[0023] 6. The utility model can make the main fire extinguishing pipe pass through the opening completely for mechanical transmission through the opening, thus avoiding the phenomenon that the main fire extinguishing pipe is stuck at the opening due to the opening being too narrow. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 This is a cross-sectional view of the installation groove of the utility model;

[0026] Figure 3 This is a front view of the auxiliary controller of the utility model;

[0027] Figure 4 It is a side view of the installation slot of the utility model.

[0028] In the figure: 1. switch cabinet mechanism; 11. switch cabinet body; 12. mounting slot; 13. observation glass; 2. automatic fire extinguishing mechanism; 21. smoke sensor; 22. connecting pipe; 23. main controller; 24. fire extinguisher compartment; 25. main fire extinguishing pipe; 3. auxiliary sensing mechanism; 31. high temperature detector; 32. high temperature sensor; 33. sub-controller; 4. sealing gasket; 5. sub-fire extinguishing pipe; 6. opening. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] like Figures 1 to 4 As shown, the utility model provides an automatic fire extinguishing device for a switch cabinet, comprising:

[0031] Switch cabinet mechanism 1;

[0032] An automatic fire extinguishing mechanism 2, which is fixedly connected to the inside of the switch cabinet mechanism 1;

[0033] An auxiliary sensing mechanism 3, the auxiliary sensing mechanism 3 is fixedly connected inside the switch cabinet mechanism 1;

[0034] The switch cabinet mechanism 1 comprises a switch cabinet body 11 , a mounting groove 12 is provided inside the switch cabinet body 11 , and an observation glass 13 is fixedly connected to the front of the mounting groove 12 .

[0035] refer to Figure 4 The automatic fire extinguishing mechanism 2 includes a smoke sensor 21, the bottom of the smoke sensor 21 is fixedly connected to the bottom of the inner wall of the mounting groove 12, the bottom of the smoke sensor 21 passes through the interior of the switch cabinet 11, the top of the smoke sensor 21 is fixedly connected to a connecting pipe 22, the top of the connecting pipe 22 is fixedly connected to a main controller 23, the top of the main controller 23 is fixedly connected to a fire extinguisher bin 24, the bottom of the fire extinguisher bin 24 is connected to a main fire extinguishing pipe 25, and the bottom of the main fire extinguishing pipe 25 passes through the bottom of the mounting groove 12.

[0036] As a technical optimization solution of the present invention, by setting up the automatic fire extinguishing structure, it is possible to enter the fire extinguishing work inside the switch cabinet 11 to prevent the spontaneous combustion inside the switch cabinet 11.

[0037] refer to Figure 3 The auxiliary sensing mechanism 3 includes a high-temperature detector 31, a high-temperature sensor 32 is fixedly connected to the top of the high-temperature detector 31, the high-temperature sensor 32 is fixedly connected to the bottom of the inner wall of the mounting groove 12, a sub-controller 33 is fixedly connected to the top of the high-temperature sensor 32, and the top of the sub-controller 33 is fixedly connected to the bottom of the fire extinguisher compartment 24.

[0038] As a technical optimization solution of the present invention, by setting up the auxiliary sensing mechanism 3, high heat can be sensed to prevent the smoke sensor 21 from temporary failure and sensing failure.

[0039] refer to Figure 4 A sealing gasket 4 is fixedly connected to the surface of the main fire extinguishing pipe 25 , and the bottom of the sealing gasket 4 is fixedly connected to the bottom of the inner wall of the installation groove 12 .

[0040] As a technical optimization solution of the present invention, the provision of the sealing gasket 4 can effectively increase the sealing performance of the connection between the main fire extinguishing pipe 25 and the installation groove 12, thereby improving the sealing effect of the installation groove 12.

[0041] refer to Figure 2 The right side of the bottom of the fire extinguisher compartment 24 is fixedly connected with an auxiliary fire extinguishing pipe 5 , and the bottom of the auxiliary fire extinguishing pipe 5 penetrates into the interior of the switch cabinet 11 .

[0042] As a technical optimization solution of the present invention, the auxiliary fire extinguishing pipe 5 can cooperate with the main fire extinguishing pipe 25 to perform fire extinguishing spraying work, thereby reducing the workload of the main fire extinguishing pipe 25.

[0043] refer to Figure 2 An opening 6 is provided at the bottom of the mounting groove 12 . The width of the opening 6 is greater than the width of the main fire extinguishing pipe 25 . The opening 6 is used in conjunction with the main fire extinguishing pipe 25 .

[0044] As a technical optimization solution of the utility model, the setting of the opening 6 can enable the main fire extinguishing pipe 25 to pass through the opening 6 completely for mechanical transmission, thereby avoiding the phenomenon that the main fire extinguishing pipe 25 is stuck at the opening 6 due to the width of the opening 6 being too narrow.

[0045] The working principle and use process of the utility model are as follows: when in use, first, the smoke generated at the fire point is sensed by the smoke sensor 21, the main controller 23 is started by the smoke sensor 21 through the connecting pipe 22, and the fire extinguisher compartment 24 is opened by the main controller 23 to work, and the fire extinguishing gas is sprayed into the interior of the switch cabinet 11 through the main fire extinguishing pipe 25 to perform the fire extinguishing work, and at the same time, the auxiliary fire extinguishing pipe 5 is also started to assist the main fire extinguishing pipe 25 in the fire extinguishing work. When the smoke sensor 21 fails or malfunctions, the high temperature detector 31 and the high temperature sensor 32 are used to sense and transmit signals, and the fire extinguisher compartment 24 is started by the auxiliary controller 33 to work, thereby improving the working efficiency of the fire extinguisher compartment 24.

[0046] To sum up: the switch cabinet fire extinguishing automatic device, by adding the functionality of automatic fire extinguishing, has the effect of setting an automatic fire extinguishing structure inside the switch cabinet, preventing the situation where the fire extinguishing function is usually not set inside the switch cabinet, and solving the problem that the fire extinguishing function is usually not set inside the switch cabinet.

[0047] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0048] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A switch cabinet fire extinguishing automatic device, installed on a switch cabinet mechanism (1), It is characterized in that include: An automatic fire extinguishing mechanism (2), the automatic fire extinguishing mechanism (2) being fixedly connected inside the switch cabinet mechanism (1); An auxiliary sensing mechanism (3), wherein the auxiliary sensing mechanism (3) is fixedly connected inside the switch cabinet mechanism (1); The switch cabinet mechanism (1) comprises a switch cabinet body (11), a mounting groove (12) is provided inside the switch cabinet body (11), an observation glass (13) is fixedly connected to the front of the mounting groove (12), the automatic fire extinguishing mechanism (2) comprises a smoke sensor (21), the bottom of the smoke sensor (21) is fixedly connected to the bottom of the inner wall of the mounting groove (12), the bottom of the smoke sensor (21) penetrates into the switch cabinet body (11), the top of the smoke sensor (21) is fixedly connected to a connecting pipe (22), the top of the connecting pipe (22) is fixedly connected to a main controller (23), the main controller The top of the fire extinguisher (23) is fixedly connected to a fire extinguisher bin (24), the bottom of the fire extinguisher bin (24) is connected to a main fire extinguishing pipe (25), the bottom of the main fire extinguishing pipe (25) penetrates to the bottom of the mounting groove (12), the auxiliary sensing mechanism (3) comprises a high temperature detector (31), the top of the high temperature detector (31) is fixedly connected to a high temperature sensor (32), the high temperature sensor (32) is fixedly connected to the bottom of the inner wall of the mounting groove (12), the top of the high temperature sensor (32) is fixedly connected to a sub-controller (33), the top of the sub-controller (33) is fixedly connected to the bottom of the fire extinguisher bin (24).

2. The switch cabinet fire extinguishing automatic device according to claim 1, characterized in that: A sealing gasket (4) is fixedly connected to the surface of the main fire extinguishing pipe (25), and the bottom of the sealing gasket (4) is fixedly connected to the bottom of the inner wall of the installation groove (12).

3. The switch cabinet fire extinguishing automatic device according to claim 1, characterized in that: An auxiliary fire extinguishing pipe (5) is fixedly connected to the right side of the bottom of the fire extinguisher compartment (24), and the bottom of the auxiliary fire extinguishing pipe (5) penetrates into the interior of the switch cabinet (11).

4. The switch cabinet fire extinguishing automatic device according to claim 2, characterized in that: An opening (6) is provided at the bottom of the installation groove (12), the width of the opening (6) is greater than the width of the main fire extinguishing pipe (25), and the opening (6) is used in conjunction with the main fire extinguishing pipe (25).

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