CN211854983U - Double-cylinder orifice plate jet type heat exchanger utilizing high-temperature flue gas to preheat blast temperature - Google Patents
Double-cylinder orifice plate jet type heat exchanger utilizing high-temperature flue gas to preheat blast temperature Download PDFInfo
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- CN211854983U CN211854983U CN201922162877.1U CN201922162877U CN211854983U CN 211854983 U CN211854983 U CN 211854983U CN 201922162877 U CN201922162877 U CN 201922162877U CN 211854983 U CN211854983 U CN 211854983U
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Abstract
The utility model discloses an utilize high temperature flue gas to preheat double-cylinder orifice plate injection formula heat exchanger of blast air temperature, it includes upright double-cylinder, upright double-cylinder includes urceolus and inner tube, be equipped with between urceolus and the inner tube and press from both sides the cover, it is provided with multistage air guide plate in the cover to press from both sides, air guide plate is by last blind plate, the orifice plate, lower blind plate triplex, be provided with circular or polygon hole on the orifice plate, the urceolus is equipped with the flange board on the sealing end face with the top of inner tube, the bottom of urceolus and inner tube is equipped with the sealing end face flange board down, be equipped with. The utility model discloses when using, can strengthen the air preheating effect effectively, improve the preheated air temperature, reduce fuel consumption, improve the productivity, reduction in production cost.
Description
Technical Field
The utility model relates to an energy-conserving technical field of industry high temperature flue gas waste heat utilization, especially a utilize high temperature flue gas to preheat binocular orifice plate injection heat exchanger of blast air temperature.
Background
The traditional heat exchanger utilizing high-temperature flue gas to preheat blast temperature is generally a double-cylinder spiral heat exchanger or an empty double-cylinder heat exchanger, a spiral air guide plate is arranged in a jacket between an outer cylinder and an inner cylinder of the double-cylinder spiral heat exchanger, air enters an inner cylinder jacket and an outer cylinder jacket from an air inlet pipe on the outer cylinder, the air rotates around the inner cylinder through the spiral air guide plate in the jacket to absorb heat, flows downwards, and the preheated air is led out from an air outlet pipe on the outer cylinder to enter a production system; the jacket between the outer cylinder and the inner cylinder of the hollow double-cylinder heat exchanger is not provided with any air guide device, air enters the inner cylinder jacket from the upper air inlet pipe of the outer cylinder to wrap the inner cylinder to absorb heat, and the preheated air is led out from the air outlet pipe on the outer cylinder to enter the production system.
The traditional double-cylinder spiral heat exchanger or empty double-cylinder heat exchanger has poor heat exchange effect and unsatisfactory air preheating effect, how to enhance the air preheating effect, improve the preheated air temperature, reduce the fuel consumption and achieve the aims of improving the productivity and reducing the production cost is always the industry research direction.
During the course of research and practice of this method, the present investigators found: a double-cylinder orifice plate jet type heat exchanger is adopted, the heat exchanger is in a vertical double-cylinder structure and comprises an outer cylinder and an inner cylinder, a multi-stage air guide plate is arranged in a jacket between the outer cylinder and the inner cylinder, the air guide plate consists of an upper blind plate, an orifice plate and a lower blind plate, a circular or polygonal hole is formed in the orifice plate, an upper flange plate with a sealed end face is arranged at the upper part of the inner cylinder of the outer cylinder, a lower flange plate with a sealed end face is arranged at the lower part of the inner cylinder of the outer cylinder, and an air inlet pipe and an air outlet pipe are arranged on; during the use, the inner tube can absorb high temperature flue gas heat for high temperature flue gas passageway, and the air is in the air hose gets into the double-layered cover on the urceolus, sprays on the inner tube wall through the hole on the orifice plate of air guide plate and absorbs the heat, and in proper order and down, the air goes out the tuber pipe and derives from the urceolus and get into production system after preheating. The technical scheme can effectively enhance the air preheating effect, improve the preheated air temperature, reduce the fuel consumption, improve the productivity and reduce the production cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an utilize high temperature flue gas to preheat binocular orifice plate injection heat exchanger of blast air temperature can strengthen the air effectively and preheat the effect, improves and preheats the air temperature, reduces fuel consumption, improves the productivity, reduction in production cost.
In order to achieve the above object, the utility model adopts the following technical scheme:
a double-cylinder orifice plate jet type heat exchanger for preheating blast temperature by utilizing high-temperature flue gas comprises vertical double cylinders, wherein each vertical double cylinder comprises an outer cylinder and an inner cylinder, a jacket is arranged between the outer cylinder and the inner cylinder, a multistage air guide plate is arranged in the jacket, the air guide plate comprises an upper blind plate, an orifice plate and a lower blind plate, a circular or polygonal hole is formed in the orifice plate, an upper flange plate with a sealing end face is arranged above the outer cylinder and the inner cylinder, a lower flange plate with a sealing end face is arranged at the bottoms of the outer cylinder and the inner cylinder, and an air inlet pipe and an air outlet pipe are respectively arranged on.
Furthermore, the outer cylinder and the inner cylinder are respectively made of steel or iron or stainless steel or copper.
Furthermore, the upper flange plate and the lower flange plate are respectively made of steel or iron or stainless steel or copper.
Furthermore, the upper and lower blind plates are in a horizontal arrangement annular structure and are respectively welded with the outer cylinder and the inner cylinder into a whole, the pore plate is in an upright cylindrical structure, and the upper and lower edges are respectively welded with the annular edges of the upper and lower blind plates into a whole; the air deflector is made of steel or stainless steel or copper.
Furthermore, multistage air guide plates are arranged in an array from top to bottom in the jacket, wherein the upper blind plate position of the air guide plate of the next stage is lower than the lower blind plate position of the air guide plate of the previous stage.
Furthermore, the air inlet and outlet pipes are cylindrical or tetragonal and are respectively arranged at the uppermost and lowermost positions of the outer cylinder, and are divided into two air flow operation modes of upper inlet, lower outlet, lower inlet and upper outlet, and the connection position mode of the air inlet and outlet pipes and the outer cylinder can be a tangent line type or a vertical type.
The utility model discloses an utilize high temperature flue gas to preheat binocular orifice plate injection heat exchanger of blast air temperature, in the air gets into the double-layered sleeve from the urceolus on the tuber pipe, the hole on the orifice plate through the air guide plate sprays on the inner tube wall heat absorption, and the air sprays the heat absorption mode on the inner tube wall and can strengthen the air effectively and preheat the effect, improves and preheats the air temperature, reduces fuel consumption, improves the productivity, reduction in production cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-outer cylinder; 2-inner cylinder; 3-upper flange; 4-lower flange; 5-orifice plate; 6-upper blind plate; 7-lower blind plate; 8-an air inlet pipe; 9-air outlet pipe.
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.
As shown in fig. 1, a double-cylinder orifice plate jet heat exchanger for preheating blast temperature by using high-temperature flue gas has an air flow operation mode of an upper inlet and a lower outlet, and comprises an outer cylinder 1 and an inner cylinder 2, wherein the upper parts of the inner cylinder and the outer cylinder are provided with upper sealing end face flanges 3, the lower parts of the inner cylinder and the outer cylinder are provided with lower sealing end face flanges 4, a jacket between the outer cylinder and the inner cylinder is internally provided with a multistage air guide plate, the air guide plate is composed of an upper blind plate 6, an orifice plate 5 and a lower blind plate 7, the upper blind plate 6 and the inner cylinder wall are welded into a whole, the lower blind plate 7 and the outer cylinder wall are welded into a whole, the orifice plate 5 is of a vertical cylindrical structure, the upper edge and the lower edge are respectively welded with the annular edges of the upper blind plate and the lower blind plate.
The utility model discloses when using, the inner tube is high temperature flue gas passageway, and the inner tube wall can absorb high temperature flue gas heat, and in the air entered the double-layered cover from the last tuber pipe of urceolus, the hole on the orifice plate through air guide plate sprayed the inner tube wall on heat absorption, the air was in the same direction as the grade and down, and the air goes out the tuber pipe and derives from the urceolus and get into production system after preheating.
In the above embodiment, the airflow operation mode is an upward-downward-outward type, and if the airflow operation mode is changed into a downward-upward-outward type, the installation direction of a multi-stage air guide plate needs to be changed in a jacket between the outer cylinder and the inner cylinder, the upper blind plate 6 is welded with the outer cylinder wall into a whole, the lower blind plate 7 is welded with the inner cylinder wall into a whole, and the air operation direction is in the upper stage.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A double-cylinder orifice plate jet heat exchanger utilizing high-temperature flue gas to preheat blast temperature is characterized in that: the air guide plate is composed of an upper blind plate, a pore plate and a lower blind plate, a circular or polygonal hole is formed in the pore plate, an upper flange plate of a sealing end face is arranged above the outer cylinder and the inner cylinder, a lower flange plate of the sealing end face is arranged at the bottom of the outer cylinder and the bottom of the inner cylinder, and an air inlet pipe and an air outlet pipe are respectively arranged on the outer cylinder.
2. The double-cylinder orifice plate jet heat exchanger utilizing the high-temperature flue gas preheating blast temperature as claimed in claim 1, wherein the outer cylinder and the inner cylinder are respectively made of steel or stainless steel or copper.
3. The double-cylinder orifice plate jet heat exchanger utilizing the high-temperature flue gas preheating blast temperature as recited in claim 1, wherein the upper and lower flange plates are respectively made of steel or stainless steel or copper.
4. The double-cylinder orifice plate jet heat exchanger utilizing the high-temperature flue gas preheating blast temperature as claimed in claim 1, wherein the upper and lower blind plates are in a horizontally-arranged annular structure and are respectively welded with the outer cylinder and the inner cylinder into a whole, the orifice plate is in a vertical cylindrical structure, and the upper and lower edges are respectively welded with the annular edges of the upper and lower blind plates into a whole; the air deflector is made of steel or iron or stainless steel or copper.
5. The double-cylinder orifice plate ejector heat exchanger utilizing the high-temperature flue gas preheating blast temperature as recited in claim 1, wherein the multi-stage air deflectors are arranged in an array from top to bottom in the jacket, and the upper blind plate position of the air deflector of the next stage is lower than the lower blind plate position of the air deflector of the previous stage.
6. The double-cylinder orifice plate jet heat exchanger utilizing the high-temperature flue gas preheating blast temperature as claimed in claim 1, wherein the air inlet and outlet pipes are cylindrical or square and are respectively arranged at the uppermost and lowermost positions of the outer cylinder, and are divided into two air flow operation modes of up-in-down-out and down-in-up-out, and the connection position mode of the air inlet and outlet pipes and the outer cylinder can be tangent or vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922162877.1U CN211854983U (en) | 2019-12-06 | 2019-12-06 | Double-cylinder orifice plate jet type heat exchanger utilizing high-temperature flue gas to preheat blast temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922162877.1U CN211854983U (en) | 2019-12-06 | 2019-12-06 | Double-cylinder orifice plate jet type heat exchanger utilizing high-temperature flue gas to preheat blast temperature |
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| Publication Number | Publication Date |
|---|---|
| CN211854983U true CN211854983U (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922162877.1U Active CN211854983U (en) | 2019-12-06 | 2019-12-06 | Double-cylinder orifice plate jet type heat exchanger utilizing high-temperature flue gas to preheat blast temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211854983U (en) |
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2019
- 2019-12-06 CN CN201922162877.1U patent/CN211854983U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A double barrel orifice jet heat exchanger using high temperature flue gas to preheat blast temperature Effective date of registration: 20211216 Granted publication date: 20201103 Pledgee: Guangxi Beibu Gulf Bank Co.,Ltd. Baise branch Pledgor: Guangxi wanshizhi rare precious metal Technology Co.,Ltd. Registration number: Y2021450000063 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |