CN216366423U - Auxiliary early warning device for centralized control operation of thermal power plant - Google Patents
Auxiliary early warning device for centralized control operation of thermal power plant Download PDFInfo
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- CN216366423U CN216366423U CN202122465063.2U CN202122465063U CN216366423U CN 216366423 U CN216366423 U CN 216366423U CN 202122465063 U CN202122465063 U CN 202122465063U CN 216366423 U CN216366423 U CN 216366423U
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Abstract
The utility model discloses an auxiliary early warning device for centralized control operation of a thermal power plant, which comprises an auxiliary early warning device body, wherein a supporting seat is movably contacted with the bottom of the auxiliary early warning device body, two supporting legs are fixedly connected to two sides of the bottom of the supporting seat, supporting plates are fixedly connected to two sides of the top of the supporting seat, the top of each of the two supporting plates is fixedly connected with a same top plate, a buzzer is fixedly connected to the right side of the supporting plate on the right side, the buzzer is electrically connected with the auxiliary early warning device body, and a clamping block is fixedly connected to the bottom of the auxiliary early warning device body. The automatic water-adding water-spraying device is convenient for automatic alarming and automatic fire extinguishing operation when a fire disaster occurs, can reduce the loss caused by the fire disaster in an automatic fire extinguishing mode, is convenient for automatic water adding operation when the water level in the water storage tank is low, ensures stable water spraying in the using process, does not need personnel to manually add water, and meets the using requirements.
Description
Technical Field
The utility model relates to the technical field of auxiliary early warning equipment, in particular to an auxiliary early warning device for centralized control operation of a thermal power plant.
Background
The centralized control operation technology is called DCS (distributed control system) for short, and is mainly applied to industrial production management, the realization of the technology is based on computer information management technology, the digitization, the automation and the integration of the industrial production management are realized by combining communication technology and control technology, the application of the centralized control operation technology comprehensively promotes the production management level of a thermal power plant, the longitudinal management of a production line can be realized, the production control is facilitated, the management efficiency of the thermal power plant is comprehensively improved, the core content of the centralized control operation technology is information, the core technology is the information management technology, the core of the application of the thermal power plant centralized control operation technology is the management control technology of the production line, the 4C technology is used for realizing the information statistics, production scheduling and optimization of the production process and the pre-control of safety accidents, in centralized control operation, the auxiliary early warning device is mainly used for carrying out real-time monitoring and early warning on safety accidents of a thermal power plant;
present thermal power plant's centralized control operation is with supplementary early warning device, it does not possess the function of automatic interim putting out a fire when taking place the conflagration, and current supplementary early warning device can only be when taking place the conflagration, sends out the police dispatch newspaper to the external world, waits for personnel to put out a fire, and personnel if can't in time arrive and then cause great loss, and be not convenient for carry out quick assembly disassembly to supplementary early warning device, the maintenance operation in the later stage of being not convenient for can not satisfy the user demand.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides an auxiliary early warning device for centralized control operation of a thermal power plant.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an auxiliary early warning device for centralized control operation of a thermal power plant comprises an auxiliary early warning device body, wherein the bottom of the auxiliary early warning device body is movably contacted with a supporting seat, two supporting legs are fixedly connected to two sides of the bottom of the supporting seat, supporting plates are fixedly connected to two sides of the top of the supporting seat, the top of the two supporting plates is fixedly connected with a same top plate, a buzzer is fixedly connected to the right side of the supporting plate on the right side and is electrically connected with the auxiliary early warning device body, a clamping block is fixedly connected to the bottom of the auxiliary early warning device body, the supporting seat is movably sleeved on the clamping block, a clamping groove is formed in the right side of the clamping block, an elastic clamping mechanism is movably clamped in the clamping groove, a rectangular groove is formed in the right side of the supporting seat, the right side of the elastic clamping mechanism penetrates through the rectangular groove and extends to the right side of the supporting seat and is fixedly connected with a pull ring, and the elastic clamping mechanism is fixedly connected with the inner wall of the left side of the rectangular groove, the top fixedly connected with storage water tank of roof, the top fixedly connected with apron of storage water tank, the top fixedly connected with sprinkler structure of apron, the left side fixed connection of sprinkler structure and storage water tank, sprinkler structure extend to the storage water tank in, sprinkler structure and supplementary early warning device body electric connection, be equipped with water level monitoring mechanism in the storage water tank, the top of water level monitoring mechanism extends to sprinkler structure's top, and water level monitoring mechanism fixed connection is on sprinkler structure's right side inner wall, and the right side top of storage water tank communicates and is fixed with the water storage pipe, the right-hand member fixedly connected with solenoid valve of water storage pipe, solenoid valve and water level monitoring mechanism electric connection.
Preferably, the elastic clamping mechanism comprises a clamping rod movably clamped in the clamping groove, the right end of the clamping rod penetrates through the rectangular groove and is fixedly connected with the left side of the pull ring, a spring is fixedly connected between the left side of the pull ring and the inner wall of the left side of the rectangular groove, and the spring is movably sleeved on the clamping rod.
Preferably, the sprinkler structure includes the ring pipe of fixed mounting at the apron top, the outside intercommunication of ring pipe is fixed with a plurality of sprinkler heads, the left side fixedly connected with water pump of storage water tank, the play water end top of water pump is fixed with the bottom left side intercommunication of ring pipe, the end of intaking of water pump extends to in the storage water tank and establishes to block structure, the end bottom intercommunication of intaking of water pump is fixed with the pipe that absorbs water, the bottom fixedly connected with head that absorbs water of pipe, the left side fixedly connected with controller of storage water tank, controller and water pump and supplementary early warning device body electric connection.
Preferably, water level monitoring mechanism is including setting up the floating block in the storage water tank, floating block floats on the surface of water, the top fixedly connected with rectangular rod of floating block, the annular tube is run through on the top of rectangular rod, first through-hole has been seted up on the right side of rectangular rod, fixedly connected with locating lever between the top inner wall of first through-hole and the bottom inner wall, fixedly connected with is located the fixed block in first through-hole on the right side inner wall of annular tube, fixed block sliding sleeve establishes on the locating lever, the top left side fixedly connected with solenoid valve opening switch of fixed block, the bottom left side fixedly connected with solenoid valve closing switch of fixed block, solenoid valve opening switch and solenoid valve closing switch all with solenoid valve electric connection, apron sliding sleeve establishes on the rectangular rod, the top inner wall and the bottom inner wall of first through-hole cooperate with solenoid valve opening switch and solenoid valve closing switch respectively.
Preferably, the top of the supporting seat is provided with a rectangular hole with the front side provided with an opening, the inner wall of the rectangular hole is in movable contact with the outer side of the clamping block, the inner wall of the right side of the rectangular hole is provided with a first rectangular through hole communicated with the inside of the rectangular groove, and the inner wall of the first rectangular through hole is in sliding connection with the outer side of the clamping rod.
Preferably, the right side of the top of the cover plate is provided with a second rectangular through hole, and the inner wall of the second rectangular through hole is in sliding connection with the outer side of the rectangular rod.
Preferably, a third rectangular through hole is formed in the top of the fixing block, and the inner wall of the third rectangular through hole is in sliding connection with the outer side of the positioning rod.
Preferably, a circular hole is formed in the inner wall of the left side of the water storage tank, and the inner wall of the circular hole is fixedly connected with the outer side of the water inlet end of the water pump.
Preferably, a smoke sensor is arranged in the auxiliary early warning device body, and the smoke sensor is electrically connected with the buzzer and the controller.
Compared with the prior art, the utility model has the beneficial effects that:
the auxiliary early warning device body monitors the environment of a thermal power plant, a smoke sensor transmits a signal to the buzzer and the controller when detecting that a fire disaster occurs due to large smoke, the buzzer alarms to remind people, the controller controls the water pump to be started, the water inlet end of the water pump extracts water in the water storage tank through the water suction pipe and the water suction head, and the extracted water is sprayed out to extinguish fire around the water pump through the water outlet end of the water pump, the annular pipe and the plurality of spray heads in sequence;
the electromagnetic valve is connected with an external tap water pipe, the water in the water storage tank is extracted along with the water pump, the water level in the water storage tank is gradually reduced, the floating block moves downwards gradually under the action of self gravity, the floating block drives the rectangular rod and the first through hole to move downwards, when the top inner wall of the first through hole is in contact with the electromagnetic valve opening switch, the electromagnetic valve is opened through the electromagnetic valve opening switch to trigger the electromagnetic valve to open, at the moment, external tap water enters the water storage tank through the electromagnetic valve and the water storage pipe, along with the increase of water in the water storage tank, the floating block floats upwards gradually, the floating block drives the rectangular rod and the first through hole to move upwards, when the bottom inner wall of the first through hole is in contact with the electromagnetic valve closing switch, the electromagnetic valve is triggered to close, the water supply operation is stopped, and the water supply is completed.
The automatic water-adding water-spraying device is convenient for automatic alarming and automatic fire extinguishing operation when a fire disaster occurs, can reduce the loss caused by the fire disaster in an automatic fire extinguishing mode, is convenient for automatic water adding operation when the water level in the water storage tank is low, ensures stable water spraying in the using process, does not need personnel to manually add water, and meets the using requirements.
Drawings
Fig. 1 is a schematic structural diagram of an auxiliary early warning device for centralized control operation of a thermal power plant according to the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
In the figure: 100 auxiliary early warning device bodies, 101 supporting plates, 102 supporting seats, 103 buzzers, 1 water storage tank, 2 water pumps, 3 annular pipes, 4 sprinkler heads, 5 water suction pipes, 6 controllers, 7 floating blocks, 8 fixed blocks, 9 rectangular rods, 10 positioning rods, 11 solenoid valve opening switches, 12 solenoid valve closing switches, 13 water storage pipes, 14 solenoid valves, 15 clamping rods, 16 rectangular grooves, 17 springs, 18 clamping grooves and 19 clamping blocks.
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.
Referring to fig. 1-3, an auxiliary early warning device for centralized control operation of a thermal power plant comprises an auxiliary early warning device body 100, wherein a supporting seat 102 is movably contacted with the bottom of the auxiliary early warning device body 100, two supporting legs are fixedly connected with two sides of the bottom of the supporting seat 102, supporting plates 101 are fixedly connected with two sides of the top of the supporting seat 102, the top of the two supporting plates 101 is fixedly connected with a same top plate, a buzzer 103 is fixedly connected with the right side of the supporting plate 101 on the right side, the buzzer 103 is electrically connected with the auxiliary early warning device body 100, a clamping block 19 is fixedly connected with the bottom of the auxiliary early warning device body 100, the supporting seat 102 is movably sleeved on the clamping block 19, a clamping groove 18 is formed in the right side of the clamping block 19, an elastic clamping mechanism is movably clamped in the clamping groove 18, a rectangular groove 16 is formed in the right side of the supporting seat 102, the right side of the elastic clamping mechanism extends to the right side of the supporting seat 102 through the rectangular groove 16 and is fixedly connected with a pull ring, the elastic clamping mechanism is fixedly connected with the inner wall of the left side of the rectangular groove 16, the top of the top plate is fixedly connected with the water storage tank 1, the top of the water storage tank 1 is fixedly connected with the cover plate, the top of the cover plate is fixedly connected with the spraying mechanism, the spraying mechanism is fixedly connected with the left side of the water storage tank 1 and extends into the water storage tank 1, the spraying mechanism is electrically connected with the auxiliary early warning device body 100, a water level monitoring mechanism is arranged in the water storage tank 1, the top of the water level monitoring mechanism extends above the spraying mechanism and is fixedly connected to the inner wall of the right side of the spraying mechanism, the top of the right side of the water storage tank 1 is communicated and fixedly provided with a water storage pipe 13, the right end of the water storage pipe 13 is fixedly connected with an electromagnetic valve 14, and the electromagnetic valve 14 is electrically connected with the water level monitoring mechanism;
the elastic clamping mechanism comprises a clamping rod 15 which is movably clamped in a clamping groove 18, the right end of the clamping rod 15 penetrates through the rectangular groove 16 and is fixedly connected with the left side of the pull ring, a spring 17 is fixedly connected between the left side of the pull ring and the inner wall of the left side of the rectangular groove 16, and the spring 17 is movably sleeved on the clamping rod 15;
the spraying mechanism comprises an annular pipe 3 fixedly installed at the top of the cover plate, the outer side of the annular pipe 3 is communicated and fixed with a plurality of spraying heads 4, the left side of the water storage tank 1 is fixedly connected with a water pump 2, the top end of the water outlet end of the water pump 2 is communicated and fixed with the left side of the bottom of the annular pipe 3, the water inlet end of the water pump 2 extends into the water storage tank 1 and is arranged into a blocking structure, the bottom of the water inlet end of the water pump 2 is communicated and fixed with a water suction pipe 5, the bottom end of the water suction pipe 5 is fixedly connected with a water suction head, the left side of the water storage tank 1 is fixedly connected with a controller 6, and the controller 6 is electrically connected with the water pump 2 and the auxiliary early warning device body 100;
the water level monitoring mechanism comprises a floating block 7 arranged in a water storage tank 1, the floating block 7 floats on the water surface, the top of the floating block 7 is fixedly connected with a rectangular rod 9, the top end of the rectangular rod 9 penetrates through a circular tube 3, a first through hole is formed in the right side of the rectangular rod 9, a positioning rod 10 is fixedly connected between the top inner wall and the bottom inner wall of the first through hole, a fixed block 8 positioned in the first through hole is fixedly connected to the right inner wall of the circular tube 3, the fixed block 8 is slidably sleeved on the positioning rod 10, the top left side of the fixed block 8 is fixedly connected with an electromagnetic valve opening switch 11, the bottom left side of the fixed block 8 is fixedly connected with an electromagnetic valve closing switch 12, the electromagnetic valve opening switch 11 and the electromagnetic valve closing switch 12 are both electrically connected with an electromagnetic valve 14, a cover plate is slidably sleeved on the rectangular rod 9, the top inner wall and the bottom inner wall of the first through hole are respectively matched with the electromagnetic valve opening switch 11 and the electromagnetic valve closing switch 12, the automatic water-adding water-spraying device is convenient for automatic alarming and automatic fire extinguishing operation when a fire disaster occurs, can reduce the loss caused by the fire disaster in an automatic fire extinguishing mode, is convenient for automatic water adding operation when the water level in the water storage tank 1 is low, ensures stable water spraying in the using process, does not need personnel to manually add water, and meets the using requirements.
In the utility model, the top of the supporting seat 102 is provided with a rectangular hole with an opening at the front side, the inner wall of the rectangular hole is movably contacted with the outer side of the clamping block 19, the inner wall of the right side of the rectangular hole is provided with a first rectangular through hole communicated with the inside of the rectangular groove 16, the inner wall of the first rectangular through hole is in sliding connection with the outer side of the clamping rod 15, the right side of the top of the cover plate is provided with a second rectangular through hole, the inner wall of the second rectangular through hole is in sliding connection with the outer side of the rectangular rod 9, the top of the fixing block 8 is provided with a third rectangular through hole, the inner wall of the third rectangular through hole is in sliding connection with the outer side of the positioning rod 10, the inner wall of the left side of the water storage tank 1 is provided with a circular hole, the inner wall of the circular hole is fixedly connected with the outer side of the water inlet end of the water pump 2, a smoke sensor is arranged in the auxiliary early warning device body 100, and is electrically connected with the buzzer 103 and the controller 6, automatic alarm and carry out the automatic fire extinguishing operation, the mode through automatic fire extinguishing can reduce the loss that the conflagration caused, and is convenient for when the water level is lower in storage water tank 1, and the operation of adding water is added automatically, guarantees to spray water steadily in the use, does not need personnel manual operation of adding water, satisfies the user demand.
The working principle is as follows: when the auxiliary early warning device body 100 is used for monitoring the environment of a thermal power plant, when a smoke sensor in the auxiliary early warning device body 100 detects that smoke is large and a fire disaster occurs, the smoke sensor transmits signals to the buzzer 103 and the controller 6, the buzzer 103 alarms and reminds people, meanwhile, the controller 6 controls the water pump 2 to be started, the water inlet end of the water pump 2 extracts water in the water storage tank 1 through the water suction pipe 5 and the water suction head, the extracted water is discharged into the annular pipe 3 through the water outlet end of the water pump 2, the water in the annular pipe 3 is sprayed out through the plurality of spraying heads 4, the plurality of spraying heads 4 simultaneously extinguish fire around the water storage tank, and the loss caused by the fire disaster can be reduced through an automatic fire extinguishing mode;
meanwhile, the electromagnetic valve 14 is connected with an external tap water pipe, the water level in the water storage tank 1 is gradually reduced along with the extraction of the water in the water storage tank 1 by the water pump 2, the floating block 7 gradually moves downwards under the action of self gravity, the floating block 7 drives the rectangular rod 9 to move downwards, the rectangular rod 9 drives the positioning rod 10 to slide downwards in the third rectangular through hole, when the top inner wall of the first through hole is contacted with the electromagnetic valve opening switch 11, the electromagnetic valve opening switch 11 is triggered to open, the electromagnetic valve opening switch 11 controls the electromagnetic valve 14 to open, at the moment, external tap water enters the water storage tank 1 through the electromagnetic valve 14 and the water storage pipe 13, along with the increase of the water in the water storage tank 1, the floating block 7 gradually floats upwards under the action of self buoyancy, the floating block 7 drives the rectangular rod 9 to move upwards, the rectangular rod 9 drives the first through hole to move upwards until the bottom inner wall of the first through hole is contacted with the electromagnetic valve closing switch 12, triggering the electromagnetic valve closing switch 12, controlling the electromagnetic valve 14 to close by the electromagnetic valve closing switch 12, and stopping water supply operation, so that when the water level in the water storage tank 1 is low, water adding operation is automatically performed, stable water spraying in the use process is ensured, and manual water adding operation by personnel is not needed.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (9)
1. An auxiliary early warning device for centralized control operation of a thermal power plant is characterized by comprising an auxiliary early warning device body (100), wherein the bottom of the auxiliary early warning device body (100) is movably contacted with a supporting seat (102), two supporting legs are fixedly connected to two sides of the bottom of the supporting seat (102), supporting plates (101) are fixedly connected to two sides of the top of the supporting seat (102), the top of each supporting plate (101) is fixedly connected with a same top plate, a buzzer (103) is fixedly connected to the right side of the supporting plate (101) on the right side, the buzzer (103) is electrically connected with the auxiliary early warning device body (100), a clamping block (19) is fixedly connected to the bottom of the auxiliary early warning device body (100), the supporting seat (102) is movably sleeved on the clamping block (19), a clamping groove (18) is formed in the right side of the clamping block (19), and an elastic clamping mechanism is movably clamped in the clamping groove (18), the right side of the supporting seat (102) is provided with a rectangular groove (16), the right side of the elastic clamping mechanism penetrates through the rectangular groove (16) and extends to the right side of the supporting seat (102) and is fixedly connected with a pull ring, the elastic clamping mechanism is fixedly connected with the left inner wall of the rectangular groove (16), the top of the top plate is fixedly connected with a water storage tank (1), the top of the water storage tank (1) is fixedly connected with a cover plate, the top of the cover plate is fixedly connected with a spraying mechanism, the spraying mechanism is fixedly connected with the left side of the water storage tank (1) and extends into the water storage tank (1), the spraying mechanism is electrically connected with the auxiliary early warning device body (100), a water level monitoring mechanism is arranged in the water storage tank (1), the top of the water level monitoring mechanism extends to the upper part of the spraying mechanism, the water level monitoring mechanism is fixedly connected to the right inner wall of the spraying mechanism, the right top of the water storage tank (1) is communicated and fixed with a water storage pipe (13), the right end of the water storage pipe (13) is fixedly connected with an electromagnetic valve (14), and the electromagnetic valve (14) is electrically connected with the water level monitoring mechanism.
2. The auxiliary early warning device for the centralized control operation of the thermal power plant as claimed in claim 1, wherein the elastic clamping mechanism comprises a clamping rod (15) movably clamped in a clamping groove (18), the right end of the clamping rod (15) penetrates through a rectangular groove (16) and is fixedly connected with the left side of the pull ring, a spring (17) is fixedly connected between the left side of the pull ring and the inner wall of the left side of the rectangular groove (16), and the spring (17) is movably sleeved on the clamping rod (15).
3. The auxiliary early warning device for the centralized control operation of the thermal power plant is characterized in that the spraying mechanism comprises a ring pipe (3) fixedly installed at the top of a cover plate, a plurality of spraying heads (4) are communicated and fixed on the outer side of the ring pipe (3), a water pump (2) is fixedly connected to the left side of the water storage tank (1), the top end of the water outlet end of the water pump (2) is fixedly communicated with the left side of the bottom of the ring pipe (3), the water inlet end of the water pump (2) extends into the water storage tank (1) and is set to be of a blocking structure, a water suction pipe (5) is communicated and fixed at the bottom of the water inlet end of the water pump (2), a water suction head is fixedly connected to the bottom end of the water suction pipe (5), a controller (6) is fixedly connected to the left side of the water storage tank (1), and the controller (6) is electrically connected with the water pump (2) and the auxiliary early warning device body (100).
4. The auxiliary early warning device for the centralized control operation of the thermal power plant is characterized in that a circular hole is formed in the inner wall of the left side of the water storage tank (1), and the inner wall of the circular hole is fixedly connected with the outer side of the water inlet end of the water pump (2).
5. The auxiliary early warning device for the centralized control operation of the thermal power plant according to claim 1, wherein the water level monitoring mechanism comprises a floating block (7) arranged in the water storage tank (1), the floating block (7) floats on the water surface, a rectangular rod (9) is fixedly connected to the top of the floating block (7), a circular tube (3) penetrates through the top end of the rectangular rod (9), a first through hole is formed in the right side of the rectangular rod (9), a positioning rod (10) is fixedly connected between the top inner wall and the bottom inner wall of the first through hole, a fixing block (8) positioned in the first through hole is fixedly connected to the right inner wall of the circular tube (3), the fixing block (8) is slidably sleeved on the positioning rod (10), an electromagnetic valve opening switch (11) is fixedly connected to the left side of the top of the fixing block (8), an electromagnetic valve closing switch (12) is fixedly connected to the left side of the bottom of the fixing block (8), the electromagnetic valve opening switch (11) and the electromagnetic valve closing switch (12) are both electrically connected with the electromagnetic valve (14), the cover plate is sleeved on the rectangular rod (9) in a sliding mode, and the top inner wall and the bottom inner wall of the first through hole are matched with the electromagnetic valve opening switch (11) and the electromagnetic valve closing switch (12) respectively.
6. The auxiliary early warning device for the centralized control operation of the thermal power plant as claimed in claim 5, wherein a rectangular hole with an opening at the front side is formed at the top of the supporting seat (102), the inner wall of the rectangular hole is movably contacted with the outer side of the clamping block (19), a first rectangular through hole communicated with the inside of the rectangular groove (16) is formed on the inner wall of the right side of the rectangular hole, and the inner wall of the first rectangular through hole is slidably connected with the outer side of the clamping rod (15).
7. The auxiliary early warning device for the centralized control operation of the thermal power plant as claimed in claim 6, wherein a second rectangular through hole is formed in the right side of the top of the cover plate, and the inner wall of the second rectangular through hole is slidably connected with the outer side of the rectangular rod (9).
8. The auxiliary early warning device for the centralized control operation of the thermal power plant as claimed in claim 7, wherein a third rectangular through hole is formed in the top of the fixing block (8), and the inner wall of the third rectangular through hole is slidably connected with the outer side of the positioning rod (10).
9. The auxiliary early warning device for the centralized control operation of the thermal power plant as claimed in claim 1, wherein a smoke sensor is built in the auxiliary early warning device body (100), and the smoke sensor is electrically connected with the buzzer (103) and the controller (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122465063.2U CN216366423U (en) | 2021-10-13 | 2021-10-13 | Auxiliary early warning device for centralized control operation of thermal power plant |
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| CN202122465063.2U CN216366423U (en) | 2021-10-13 | 2021-10-13 | Auxiliary early warning device for centralized control operation of thermal power plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116129592A (en) * | 2023-02-01 | 2023-05-16 | 华能太仓发电有限责任公司 | Centralized control auxiliary early warning device, early warning system and use method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116129592A (en) * | 2023-02-01 | 2023-05-16 | 华能太仓发电有限责任公司 | Centralized control auxiliary early warning device, early warning system and use method |
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