CN215572317U

CN215572317U - Waste heat recovery utilizes system in concrete production process

Info

Publication number: CN215572317U
Application number: CN202122134249.XU
Authority: CN
Inventors: 张永明; 唐喜昌; 李晓东; 裘涛
Original assignee: Hangzhou Hongjun Commercial Concrete Co ltd
Current assignee: Hangzhou Hongjun Commercial Concrete Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-01-18
Anticipated expiration: 2031-09-06

Abstract

The utility model belongs to the technical field of waste heat recovery, and particularly relates to a waste heat recovery system in a concrete production process, which comprises a reaction chamber, wherein a heat insulation layer is arranged on the inner side surface of the reaction chamber, a heat collection pipe is arranged in the reaction chamber, a second connecting pipe is welded on one side of the reaction chamber, a sealing rubber ring is glued on the inner side surface of the second connecting pipe, the sealing rubber ring is made of butyl rubber, a collecting device is welded on one side, away from the reaction chamber, of the second connecting pipe, a first connecting pipe is welded on one side, away from the second connecting pipe, of the reaction chamber, and a filter box is welded on one side, away from the reaction chamber, of the first connecting pipe. According to the utility model, the heat preservation layer is arranged, so that the heat loss speed is reduced, the heat loss is reduced, the utilization rate of waste heat is improved, and the limiting plate is arranged to fix the positions of the activated carbon plate and the impurity filter screen, so that the activated carbon plate and the impurity filter screen are prevented from sinking, and the positions of the activated carbon plate and the impurity filter screen are kept unchanged.

Description

Waste heat recovery utilizes system in concrete production process

Technical Field

The utility model relates to the technical field of waste heat recovery, in particular to a waste heat recovery and utilization system in a concrete production process.

Background

The waste heat refers to heat energy released in the production process and capable of being utilized, mainly comprises high-temperature hot gas and the like, the waste heat can be utilized to generate steam through a waste heat boiler to push a steam turbine to do mechanical work or generate electricity, and can also be used for heating or producing hot water, the waste heat is energy which is not utilized in energy utilization equipment under certain economic and technical conditions, namely redundant and waste energy, the waste heat recycling is an important way for improving economy and saving fuel, along with the continuous development and progress of society, people pay more attention to the reasonable utilization of the energy, the waste heat recycling is included, the existing waste heat recycling system is low in waste heat recycling efficiency, waste heat loss is easily caused, meanwhile, the hot gas generating the waste heat cannot be filtered, and when the hot gas enters air, air pollution can be caused.

There are the following problems:

1. the heat preservation effect of the waste heat recycling system in the existing concrete production process is poor, heat is easy to lose, and the utilization rate of waste heat is influenced.

2. The activated carbon plate and the impurity filter screen in the filter box of the waste heat recycling system in the existing concrete production process are easy to fall off and sink in the process of being soaked in hot water for a long time and are not firm enough.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a waste heat recycling system in the concrete production process, which solves the problems that the heat is easy to lose due to poor heat preservation effect, and an activated carbon plate and an impurity filter screen in a filter box are easy to fall off and sink insufficiently and firmly.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a waste heat recovery utilizes system in concrete production process, includes the reacting chamber, the medial surface of reacting chamber is provided with the heat preservation, the inside of reacting chamber is provided with the thermal-collecting tube, one side welding of reacting chamber has the second connecting pipe, the medial surface of second connecting pipe has glued the rubber gasket, the material of rubber gasket is butyl rubber, the surface of reacting chamber is provided with the controller, one side welding that the reacting chamber was kept away from to the second connecting pipe has collection device.

As a preferable technical scheme of the utility model, a first connecting pipe is welded on one side of the reaction chamber, which is far away from the second connecting pipe, and a filter box is welded on one side of the first connecting pipe, which is far away from the reaction chamber.

As a preferred technical scheme, a limiting plate is welded on the inner side face of the filter box, and an impurity filter screen is arranged on the upper end face of the limiting plate.

As a preferred technical scheme of the utility model, the upper end surface of the impurity filter screen is provided with an activated carbon plate, and the first connecting pipe and the second connecting pipe are both made of carbon steel.

As a preferable technical scheme of the utility model, an air inlet pipeline is welded on the upper end face of the filter box, and the reaction chamber is made of austenitic stainless steel.

As a preferred technical scheme of the utility model, the upper end surface of the air inlet pipeline is provided with an air suction fan, and the outer surface of the air inlet pipeline is provided with an air inlet.

Compared with the prior art, the utility model provides a waste heat recycling system in the concrete production process, which has the following beneficial effects:

1. this waste heat recovery utilizes system in concrete production process through setting up the heat preservation, reduces thermal loss speed, reduces thermal loss, improves the utilization ratio of waste heat.

2. This waste heat recovery utilizes system in the concrete production process, through setting up the limiting plate, the position of fixed active carbon board and impurity filter screen prevents that active carbon board and impurity filter screen from sinking, makes the position of active carbon board and impurity filter screen remain unchanged.

Drawings

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

FIG. 2 is a schematic view of a sealing rubber ring structure according to the present invention;

FIG. 3 is a schematic diagram of a controller according to the present invention.

In the figure: 1. an air inlet; 2. a filter box; 3. an activated carbon plate; 4. an impurity filter screen; 5. a limiting plate; 6. a first connecting pipe; 7. a second connecting pipe; 8. a collection device; 9. a heat collecting pipe; 10. a heat-insulating layer; 11. an air suction fan; 12. an air inlet pipeline; 13. a reaction chamber; 14. sealing the rubber ring; 15. and a controller.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a waste heat recovery utilizes system in concrete production process, including reacting chamber 13, the medial surface of reacting chamber 13 is provided with heat preservation 10, the inside of reacting chamber 13 is provided with thermal-collecting tube 9, one side welding of reacting chamber 13 has second connecting pipe 7, the inboard side of second connecting pipe 7 is glued and is had sealing rubber ring 14, sealing rubber ring 14's material is butyl rubber, the surface of reacting chamber 13 is provided with controller 15, one side welding that reacting chamber 13 was kept away from to second connecting pipe 7 has collection device 8.

In this embodiment, the sealing rubber ring 14 made of butyl rubber has good sealing performance, the controller 15 controls the operation of the whole device, the collecting device 8 collects the heat energy of the waste heat and sends the heat energy to the available place, and the sealing rubber ring 14 enables the system pipeline and the collecting device 8 to be tightly connected, so that the sealing performance between the system pipeline and the collecting device 8 is improved, and the hot air is prevented from overflowing from the joint of the pipeline and the collecting device 8.

Specifically, one side of the reaction chamber 13, which is far away from the second connecting pipe 7, is welded with the first connecting pipe 6, and one side of the first connecting pipe 6, which is far away from the reaction chamber 13, is welded with the filter box 2.

In this embodiment, the first connection pipe 6 connects the filter tank 2 and the reaction chamber 13 together, and the filter tank 2 filters the hot gas.

Specifically, limiting plates 5 are welded on the inner side faces of the filter boxes 2, and impurity filter screens 4 are arranged on the upper end faces of the limiting plates 5.

In this embodiment, the position of the activated carbon plate 3 and the position of the impurity filter screen 4 are kept unchanged by the limiting plate 5, and the impurity filter screen 4 filters residues in hot gas.

Specifically, the upper end face of the impurity filter screen 4 is provided with an activated carbon plate 3, and the first connecting pipe 6 and the second connecting pipe 7 are made of carbon steel.

In this embodiment, the activated carbon plate 3 absorbs the odor in the hot air, and the first connection pipe 6 and the second connection pipe 7 made of carbon steel are strong and durable.

Specifically, an air inlet pipeline 12 is welded on the upper end face of the filter box 2, and the reaction chamber 13 is made of austenitic stainless steel.

In this embodiment, the air inlet duct 12 is a passage for hot air to enter the filter box 2, and the reaction chamber 13 made of austenitic stainless steel has a long service life.

Specifically, the upper end surface of the air inlet pipeline 12 is provided with an air suction fan 11, and the outer surface of the air inlet pipeline 12 is provided with an air inlet 1.

In this embodiment, the air suction fan 11 provides power for hot air to enter the reaction chamber 13, and the air inlet 1 is connected with a device for producing concrete.

In the embodiment, the air suction fan 11 and the controller 15 are the known technologies which are disclosed to be widely applied to daily life, the model of the air suction fan 11 is 2BH1500-7AH26, and the model of the controller 15 is MAM-100.

The working principle and the using process of the utility model are as follows: before use, the recovery system is checked once, after the detection is correct, the air inlet 1 is connected with a device for producing concrete, an external power supply is connected, the air suction fan 11 is started through the controller 15, hot gas remained in the produced concrete enters the filter box 2 through the air inlet pipeline 12, the activated carbon plate 3 filters off peculiar smell in the hot gas, the impurity filter screen 4 filters off suspended particulate matters, the limiting plate 5 fixes the positions of the activated carbon plate 3 and the impurity filter screen 4 to prevent the activated carbon plate 3 and the impurity filter screen 4 from sinking, so that the positions of the activated carbon plate 3 and the impurity filter screen 4 are kept unchanged, the hot gas enters the reaction chamber 13 after being filtered for treatment and recovery, the heat loss speed of the heat is reduced by the heat preservation layer 10 in the reaction chamber 13, the heat loss is reduced, the utilization rate of waste heat is improved, the treated hot gas enters the collection device 8 through the second connecting pipe 7, and the collection device 8 is connected with an external device, the heat energy is sent to the available place, and the sealing rubber ring 14 in the second connecting pipe 7 enables the second connecting pipe 7 and the collecting device 8 to be tightly connected, so that the hot air is prevented from overflowing from the connecting part of the pipeline and the collecting device 8.

Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a waste heat recovery utilizes system in concrete production process, includes reacting chamber (13), its characterized in that: the medial surface of reaction chamber (13) is provided with heat preservation (10), the inside of reaction chamber (13) is provided with thermal-collecting tube (9), one side welding of reaction chamber (13) has second connecting pipe (7), the inboard side veneer gluing of second connecting pipe (7) has sealing rubber ring (14), the material of sealing rubber ring (14) is butyl rubber, the surface of reaction chamber (13) is provided with controller (15), one side welding that reaction chamber (13) were kept away from in second connecting pipe (7) has collection device (8).

2. The waste heat recycling system in the concrete production process according to claim 1, characterized in that: one side of the reaction chamber (13) far away from the second connecting pipe (7) is welded with a first connecting pipe (6), and one side of the first connecting pipe (6) far away from the reaction chamber (13) is welded with a filter box (2).

3. The waste heat recycling system in the concrete production process according to claim 2, characterized in that: the filter box is characterized in that a limiting plate (5) is welded on the inner side face of the filter box (2), and an impurity filter screen (4) is arranged on the upper end face of the limiting plate (5).

4. The waste heat recycling system in the concrete production process according to claim 3, characterized in that: the upper end face of the impurity filter screen (4) is provided with an activated carbon plate (3), and the first connecting pipe (6) and the second connecting pipe (7) are made of carbon steel.

5. The waste heat recycling system in the concrete production process according to claim 2, characterized in that: an air inlet pipeline (12) is welded on the upper end face of the filter box (2), and the reaction chamber (13) is made of austenitic stainless steel.

6. The waste heat recycling system in the concrete production process according to claim 5, characterized in that: the air inlet device is characterized in that an air suction fan (11) is arranged on the upper end face of the air inlet pipeline (12), and an air inlet (1) is formed in the outer surface of the air inlet pipeline (12).