CN210441704U - Steam recovery and temperature detection device of thermal power plant - Google Patents

Abstract

The utility model discloses a firepower power plant steam is retrieved and temperature-detecting device, including shell, inlet tube and intake pipe, thermodetector is installed to shell one side outer wall, shell one side outer wall upper end is pegged graft and is installed the inlet tube, the inlet tube deviates from shell one side outer wall and pegs graft and install the water pump, the delivery port has been seted up to the shell lower surface, the intake pipe of equidistance parallel distribution is installed in the grafting of shell one side outer wall, the intake pipe runs through shell one side outer wall and installs the cooling tube, the cooling tube runs through shell one side and installs the outlet duct outward, outlet duct one side outer wall is pegged graft and is installed the standing groove, the standing groove upper end is provided with the apron, the. The utility model discloses a set up shell, controller, cooling tube and filter pulp, reached and improved steam utilization ratio and filtered harmful gas's in the steam effect, cause the pollution to the atmosphere when reducing steam and discharging.

Description

Steam recovery and temperature detection device of thermal power plant

Technical Field

The utility model relates to a waste heat recovery equipment technical field specifically is a steam recovery of firepower power plant and temperature-detecting device.

Background

Most of thermal power plants generate electricity by using coal, while the coal-fired thermal power plants mainly generate electricity by using a condensing steam turbine, and the fuel heats water and generates steam when burning, so that the burning chemical energy is converted into heat energy, the steam pressure pushes the steam turbine to rotate, the heat energy is converted into mechanical energy, and then the steam turbine drives a generator to rotate, and the mechanical energy is converted into electric energy.

However, the heat utilization is low, the hot gas is often reused to heat water, the heated water is used for heating in cities, the heat utilization efficiency is low, the hot gas contains more pollutants such as sulfides and benzene compounds, and the discharge of the hot gas with high temperature causes pollution to the atmosphere.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a firepower power plant's steam is retrieved and temperature-detecting device possesses the advantage that reduces the steam pollution and improve the heat utilization efficiency, has solved the more and lower problem of heat utilization efficiency of pollutant in the steam.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a firepower power plant steam is retrieved and temperature-detecting device, includes shell, inlet tube and intake pipe, thermodetector is installed to shell one side outer wall, shell one side outer wall upper end is pegged graft and is installed the inlet tube, the inlet tube deviates from shell one side outer wall and pegs graft and install the water pump, the delivery port has been seted up to the shell lower surface, shell one side outer wall is pegged graft and is installed equidistance parallel distribution's intake pipe, the intake pipe runs through shell one side outer wall and installs the cooling tube, the cooling tube runs through shell one side and installs the outlet duct outward, outlet duct one side outer wall is pegged graft and is installed the standing groove, the standing groove upper end is.

Preferably, the outer walls of one sides of the water inlet pipe and the water outlet are provided with electric valves in an inserted connection mode.

Preferably, the heat insulation layer is embedded in the shell.

Preferably, the controller is mounted on the upper surface of the housing.

Preferably, the filter cotton is placed in the placing groove.

Preferably, the radiating pipe is designed by adopting a copper material.

Preferably, the temperature detector is electrically connected with a controller, and the controller is electrically connected with the electric valve.

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

1. the utility model achieves the effect of improving the utilization rate of hot gas by arranging the shell, the controller, the temperature sensor and the radiating pipe, the operator controls the electric valve at the water inlet pipe to open through the controller, water enters the shell through the water pump, hot gas enters the radiating pipe through the air inlet pipe, the temperature inside the hot gas contacts with water through the radiating pipe, the effects of hot gas cooling and heating water are achieved, the hot gas recycling is achieved, the utilization rate of the hot gas is ensured, when the temperature of the water reaches the required temperature, the temperature detector receives a heat signal and transmits the heat signal to the controller, the electric valve at the water outlet is controlled to open through the controller, the water which is heated inside flows out of the shell through self weight, after the water flows out, the electric valve at the water outlet is closed, the electric valve at the water inlet pipe is opened, the hot water is provided to, thereby improving the utilization rate of hot gas and achieving the purpose of reducing the temperature of the hot gas.

2. The utility model discloses a set up outlet duct, standing groove, cross the filter pulp, reached the effect of adsorbing harmful gas, the steam heating is accomplished, and the heat is absorbed by water, flows through the outlet duct, during the outflow with cross the contact of filter pulp, cross the filter pulp and reached and adsorbed the harmful gas that contains in the steam, avoid polluting the atmospheric environment, reached the effect of environmental protection.

Drawings

Fig. 1 is a schematic structural view of the housing of the present invention;

fig. 2 is a schematic top view of the housing structure of the present invention;

fig. 3 is an enlarged schematic view of the structure a in fig. 1 according to the present invention;

fig. 4 is a schematic view of an electrical connection structure of the present invention; .

In the figure: 1. a housing; 11. a temperature detector; 12. a heat-insulating layer; 13. a controller; 14. a water outlet; 2. a water inlet pipe; 21. a water pump; 22. an electrically operated valve; 3. an air inlet pipe; 31. a radiating pipe; 32. an air outlet pipe; 33. a placement groove; 34. a cover plate; 35. a thread; 36. and (5) filtering cotton.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a thermal power plant steam is retrieved and temperature-detecting device, includes shell 1, inlet tube 2 and intake pipe 3, and surface mounting has controller 13 on the shell 1. The controller 13 adopts an LQFP-100 model, and the model has the advantages of long service life and accurate control. The insulating layer 12 is embedded in the shell 1. The heat preservation layer 12 is used for preserving heat inside the shell 1, and temperature loss is avoided. The outer wall of one side of the shell 1 is provided with a temperature detector 11. The temperature detector 11 adopts a DS18B20 model, and the model has the advantages of accurate induction and stable model transmission. The water inlet pipe 2 is installed in the grafting of 1 one side outer wall upper end of shell, and the water pump 21 is installed in the grafting of the outer wall of one side that deviates from shell 1 to water inlet pipe 2. The water pump 21 adopts an S12WG-8 model, and the model has the advantages of good running performance and economical price. The lower surface of the shell 1 is provided with a water outlet 14, and the outer walls of the water inlet pipe 2 and one side of the water outlet 14 are provided with electric valves 22 in an inserted connection mode. The electric valve 22 adopts a D971X-16 type, the type has the advantages of convenience in maintenance and good running performance, the actual use requirement can be met, the technical personnel can be directly purchased in the market by searching the type, and the technical specification can be directly looked over to know when the type needs to be known, so that the equipment is not described repeatedly. The electric valve 22 can control the on-off of the water inlet pipe 2 and the water outlet 14. The temperature detector 11 is electrically connected to the controller 13, and the controller 13 is electrically connected to the electric valve 22. The intake pipe 3 of equidistance parallel distribution is installed in the grafting of 1 one side outer wall of shell, and intake pipe 3 runs through 1 one side outer wall of shell and installs cooling tube 31, and cooling tube 31 adopts the copper product design. Copper has good thermal diffusivity, guarantees that steam can transmit the temperature to the shell 1 inside fast when getting into inside the cooling tube 31 for add hot water. The radiating pipe 31 penetrates through one side of the shell 1 and is externally provided with an air outlet pipe 32. The operator controls the electric valve 22 at the water inlet pipe 2 to open through the controller 13, the water is pressurized by the water pump 21 to enter the shell 1, the hot air enters the radiating pipe 31 through the air inlet pipe 3, the temperature in the hot air is contacted with the water through the radiating pipe 31, the effects of cooling the hot air and heating the water are achieved, the hot air is recycled, the utilization rate of the hot air is ensured, when the temperature of the water reaches a desired temperature, the temperature detector 11 receives a heat signal, transmits it to the controller 13, the controller 13 controls the electric valve 22 at the water outlet 14 to be opened, so as to ensure that the water heated inside flows out of the shell 1 through self weight, and after the water flows out, the electric valve 22 at the water outlet 14 is closed, the electric valve 22 at the water inlet pipe 2 is opened, body temperature water is provided to enter the heating step, and hot air is ensured to be continuously utilized, so that the utilization rate of the hot air is improved, and the purpose of reducing the temperature of the hot air is achieved.

A placing groove 33 is installed on the outer wall of one side of the air outlet pipe 32 in an inserted mode, a cover plate 34 is arranged at the upper end of the placing groove 33, and threads 35 matched with the lower end of the inner wall of the cover plate 34 and the upper end of the outer wall of the placing groove 33 are formed in the lower end of the inner wall of the placing groove. The cover plate 34 is rotatably connected with the placing groove 33 through a thread 35, so that the filter cotton 36 can be conveniently replaced by workers. The filter cotton 36 is placed inside the placing groove 33. The filter cotton 36 is designed by adopting activated carbon, has the capability of adsorbing harmful gas, prevents the harmful gas from contacting the atmosphere along with hot gas, and protects the atmospheric environment. The steam heating is accomplished, and the heat is absorbed by water, flows out through outlet duct 32, contacts with filter pulp 36 during the outflow, and filter pulp 36 has reached the harmful gas who contains in the absorption steam, avoids polluting the atmospheric environment, has reached the effect of environmental protection.

The working principle is as follows: the operator controls the electric valve 22 at the water inlet pipe 2 to open through the controller 13, the water is pressurized by the water pump 21 to enter the shell 1, the hot air enters the radiating pipe 31 through the air inlet pipe 3, the temperature in the hot air is contacted with the water through the radiating pipe 31, the effects of cooling the hot air and heating the water are achieved, the hot air is recycled, the utilization rate of the hot air is ensured, when the temperature of the water reaches a desired temperature, the temperature detector 11 receives a heat signal, transmits it to the controller 13, the controller 13 controls the electric valve 22 at the water outlet 14 to be opened, so as to ensure that the water heated inside flows out of the shell 1 through self weight, and after the water flows out, the electric valve 22 at the water outlet 14 is closed, the electric valve 22 at the water inlet pipe 2 is opened, body temperature water is provided to enter the heating step, and hot air is ensured to be continuously utilized, so that the utilization rate of the hot air is improved, and the purpose of reducing the temperature of the hot air is achieved.

The steam heating is accomplished, and the heat is absorbed by water, flows out through outlet duct 32, contacts with filter pulp 36 during the outflow, and filter pulp 36 has reached the harmful gas who contains in the absorption steam, avoids polluting the atmospheric environment, has reached the effect of environmental protection.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a thermal power plant steam is retrieved and temperature-detecting device, includes shell (1), inlet tube (2) and intake pipe (3), its characterized in that: a temperature detector (11) is arranged on the outer wall of one side of the shell (1), a water inlet pipe (2) is inserted and arranged at the upper end of the outer wall of one side of the shell (1), the outer wall of one side of the water inlet pipe (2) departing from the shell (1) is provided with a water pump (21) in an inserted manner, a water outlet (14) is formed in the lower surface of the shell (1), air inlet pipes (3) which are distributed in parallel at equal intervals are inserted and installed on the outer wall of one side of the shell (1), the air inlet pipe (3) penetrates through the outer wall of one side of the shell (1) and is provided with a radiating pipe (31), the radiating pipe (31) penetrates through one side of the shell (1) and is externally provided with an air outlet pipe (32), a placing groove (33) is inserted and installed on the outer wall of one side of the air outlet pipe (32), a cover plate (34) is arranged at the upper end of the placing groove (33), the lower end of the inner wall of the cover plate (34) and the upper end of the outer wall of the placing groove (33) are provided with threads (35) which are matched with each other.

2. The hot gas recovery and temperature detection device of the thermal power plant according to claim 1, characterized in that: the outer walls of one sides of the water inlet pipe (2) and the water outlet (14) are respectively provided with an electric valve (22) in an inserting mode.

3. The hot gas recovery and temperature detection device of the thermal power plant according to claim 1, characterized in that: and a heat-insulating layer (12) is embedded in the shell (1).

4. The hot gas recovery and temperature detection device of the thermal power plant according to claim 1, characterized in that: the upper surface of the shell (1) is provided with a controller (13).

5. The hot gas recovery and temperature detection device of the thermal power plant according to claim 1, characterized in that: the filter cotton (36) is placed in the placing groove (33).

6. The hot gas recovery and temperature detection device of the thermal power plant according to claim 1, characterized in that: the radiating pipe (31) is designed by adopting a copper material.

7. The hot gas recovery and temperature detection device of the thermal power plant according to claim 1, characterized in that: the temperature detector (11) is electrically connected with the controller (13), and the controller (13) is electrically connected with the electric valve (22).

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