CN219162803U

CN219162803U - Automatic alarm for thermal control of thermal power plant

Info

Publication number: CN219162803U
Application number: CN202222348687.0U
Authority: CN
Inventors: 王巍; 崔艳艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-06-09
Anticipated expiration: 2032-09-05

Abstract

The utility model is suitable for the technical field of thermal equipment of a thermal power plant, and provides an automatic alarm for thermal control of the thermal power plant, which comprises a base and further comprises: the detection assembly comprises a mounting box, a dustproof baffle is arranged on the mounting box, a smoke collecting funnel is arranged in the mounting box, a smoke guiding pipe is connected to the bottom of the smoke collecting funnel, a smoke detector is connected to the smoke guiding pipe, and a fan is connected to one end, far away from the smoke collecting funnel, of the smoke guiding pipe; and the lifting assembly comprises a motor, a driving gear is installed at the output end of the motor, a plurality of threaded rods are installed on the circumferential annular columns of the driving gear, driven gears meshed with the driving gears are installed on the threaded rods respectively, and the installation box is installed on the driven gears. The device can realize the effective protection to smoke detector, reduces the accumulation of smoke and dust on smoke detector, but also the height of adjusting device simultaneously realizes the nimble detection to not high region.

Description

Automatic alarm for thermal control of thermal power plant

Technical Field

The utility model belongs to the technical field of thermal equipment of a thermal power plant, and particularly relates to an automatic alarm for thermal control of the thermal power plant.

Background

The thermal control of the thermal power plant comprises measurement and automatic control of various thermal parameters (such as temperature, pressure, liquid level, atmosphere, flow rate, flow velocity and the like) of the thermal power plant; thermal measurement is a basic means for checking the thermal process, and automatic control is an important measure for ensuring that thermal equipment maintains an optimal state; the thermal measuring and automatic control instrument is correctly installed and used, so that the working state of thermal equipment can be correctly and timely known and controlled, the safe operation of the equipment is ensured, the yield and quality of glass are improved, the fuel consumption is reduced, and the labor productivity is improved.

Because of the large dust concentration in thermal power plants, it is necessary to monitor the smoke in real time. The existing smoke monitoring device is directly installed at a fixed position for use, so that dust is easy to accumulate on the alarm, and the precision of the alarm is affected. Meanwhile, the fixedly arranged alarm can only monitor the smoke concentration at a certain fixed position, and is inaccurate in smoke concentration monitoring in other height areas, and easy to have monitoring errors.

Disclosure of Invention

The embodiment of the utility model aims to provide an automatic alarm for thermal control of a thermal power plant, and aims to solve the problems that an alarm fixedly arranged only can monitor the smoke concentration at a certain fixed position, the smoke concentration monitoring of other high-altitude areas is inaccurate, and monitoring errors are easy to exist.

The embodiment of the utility model is realized in such a way that the automatic alarm for thermal control of the thermal power plant comprises a base and further comprises:

the detection assembly is arranged on the base and comprises a mounting box, a dustproof baffle is arranged on the mounting box, a smoke collecting funnel is arranged in the mounting box, the bottom of the smoke collecting funnel is connected with a smoke guiding pipe, the smoke guiding pipe is connected with a smoke detector, and one end of the smoke guiding pipe, far away from the smoke collecting funnel, is connected with a fan; and

the lifting assembly is arranged in the base and comprises a motor, a driving gear is arranged at the output end of the motor, a plurality of threaded rods are arranged on the circumferential ring row of the driving gear, driven gears meshed with the driving gear are arranged on the threaded rods respectively, and the installation box is arranged on the driven gears.

According to a further technical scheme, three threaded rods are arranged.

According to a further technical scheme, the top of the installation box is also provided with a cleaning assembly for cleaning the outer wall of the dustproof baffle through vertical reciprocating motion.

Further technical scheme, clean subassembly is including installing in the inside electric telescopic handle of mounting box, electric telescopic handle's expansion end is connected with the mounting disc, be provided with the connecting rod on the mounting disc, just the one end that the mounting disc was kept away from to the connecting rod is connected with cleaning brush.

According to a further technical scheme, a limiting block is arranged at the top of the threaded rod.

When the automatic alarm for thermal control of the thermal power plant provided by the embodiment of the utility model is used, the fan is started, the fan can suck external air into the installation box through the smoke guide pipe, the air with smoke dust can be gathered into the smoke guide pipe through the smoke collection funnel, the air can be detected by the smoke detector after entering the smoke guide pipe, and when the detection value exceeds a set value, the smoke detector can automatically alarm, and the detected air is discharged through the fan. Meanwhile, the motor drives the driving gear to rotate, the driving gear is meshed with the driven gear to drive the threaded rod to rotate, so that the installation box is driven to lift through the threaded rod, the height of the installation box is adjusted, and the smoke dust concentration of areas with different heights can be detected. The device can realize the effective protection to smoke detector, reduces the accumulation of smoke and dust on smoke detector, but also the height of adjusting device simultaneously realizes the nimble detection to not high region.

Drawings

Fig. 1 is a schematic structural diagram of an automatic alarm for thermal control in a thermal power plant according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of an internal structure of an installation box in an automatic alarm for thermal control of a thermal power plant according to an embodiment of the present utility model;

fig. 3 is a top view of a lifting assembly in an automatic alarm for thermal control of a thermal power plant according to an embodiment of the present utility model.

In the accompanying drawings: a base 1; a detection assembly 2; a mounting box 21; a dust-proof shutter 22; a smoke collection funnel 23; a smoke guide pipe 24; a smoke detector 25; a blower 26; a lifting assembly 3; a motor 31; a drive gear 32; a driven gear 33; a threaded rod 34; a cleaning assembly 4; an electric telescopic rod 41; a connecting rod 42; a cleaning brush 43; mounting plate 44.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

As shown in fig. 1-3, an automatic alarm for thermal control of a thermal power plant according to an embodiment of the present utility model includes a base 1, and further includes:

the detection assembly 2 is arranged on the base 1, the detection assembly 2 comprises a mounting box 21, a dustproof baffle 22 is arranged on the mounting box 21, a smoke collecting funnel 23 is arranged in the mounting box 21, the bottom of the smoke collecting funnel 23 is connected with a smoke guide pipe 24, the smoke guide pipe 24 is connected with a smoke detector 25, and one end, far away from the smoke collecting funnel 23, of the smoke guide pipe 24 is connected with a fan 26; and

the lifting assembly 3, the lifting assembly 3 is installed in the base 1, the lifting assembly 3 includes a motor 31, a driving gear 32 is installed to the output of motor 31, a plurality of threaded rods 34 are installed to the ring around the driving gear 32, and each on the threaded rod 34 all install with the driven gear 33 of driving gear 32 meshing, install case 21 on driven gear 33, just the top of threaded rod 34 is provided with the stopper.

In the present embodiment, the specific number of threaded rods 34 is three. When the smoke-collecting device is used, the fan 26 is started, the fan 26 can suck external air into the mounting box 21 through the smoke-collecting funnel 23, the air with smoke dust can gather into the smoke-collecting tube 24, the air can be detected by the smoke detector 25 after entering the smoke-collecting tube 24, when the detection value exceeds a set value, the smoke detector 25 can automatically give an alarm, and the detected air is discharged through the fan 26. Meanwhile, the motor 31 drives the driving gear 32 to rotate, the driving gear 32 can drive the threaded rod 34 to rotate through being meshed with the driven gear 33, so that the installation box 21 is driven to lift through the threaded rod 34, the height of the installation box 21 is adjusted, and the smoke dust concentration of areas with different heights can be detected.

As shown in fig. 2, as a preferred embodiment of the present utility model, the top of the mounting box 21 is further mounted with a cleaning assembly 4 for cleaning the outer wall of the dust-proof barrier 22 by vertically reciprocating motion.

In the embodiment of the utility model, the cleaning assembly 4 comprises an electric telescopic rod 41 installed inside the installation box 21, a mounting plate 44 is connected to the movable end of the electric telescopic rod 41, a connecting rod 42 is arranged on the mounting plate 44, and a cleaning brush 43 is connected to one end of the connecting rod 42 away from the mounting plate 44. When the dust-proof baffle 22 is used, the electric telescopic rod 41 can drive the mounting disc 44 to reciprocate up and down, and the mounting disc 44 drives the cleaning brush 43 to reciprocate up and down synchronously through the connecting rod 42, so that the outer side wall of the dust-proof baffle 22 is cleaned through the cleaning brush 43, a large amount of dust is prevented from accumulating outside the dust-proof baffle 22, and the monitoring effect is influenced.

Working principle: when the smoke-collecting device is used, the fan 26 is started, the fan 26 can suck external air into the mounting box 21 through the smoke-collecting funnel 23, the air with smoke dust can gather into the smoke-collecting tube 24, the air can be detected by the smoke detector 25 after entering the smoke-collecting tube 24, when the detection value exceeds a set value, the smoke detector 25 can automatically give an alarm, and the detected air is discharged through the fan 26. Meanwhile, the motor 31 drives the driving gear 32 to rotate, the driving gear 32 can drive the threaded rod 34 to rotate through being meshed with the driven gear 33, so that the installation box 21 is driven to lift through the threaded rod 34, the height of the installation box 21 is adjusted, and the smoke dust concentration of areas with different heights can be detected.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides an automatic alarm for thermal control of thermal power plant, includes the base, its characterized in that still includes:

2. The automatic alarm for thermal control of a thermal power plant according to claim 1, wherein three threaded rods are provided.

3. The automatic alarm for thermal control of a thermal power plant according to claim 1, wherein a cleaning assembly for cleaning an outer wall of the dust-proof damper by vertically reciprocating movement is further installed at a top of the installation box.

4. The automatic alarm for thermal control of a thermal power plant according to claim 3, wherein the cleaning assembly comprises an electric telescopic rod installed inside the installation box, a movable end of the electric telescopic rod is connected with an installation plate, a connecting rod is arranged on the installation plate, and one end, far away from the installation plate, of the connecting rod is connected with a cleaning brush.

5. The automatic alarm for thermal control of a thermal power plant according to claim 1, wherein a limiting block is arranged at the top of the threaded rod.