CN216431685U - Combined type coal economizer structure - Google Patents
Combined type coal economizer structure Download PDFInfo
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- CN216431685U CN216431685U CN202123319697.3U CN202123319697U CN216431685U CN 216431685 U CN216431685 U CN 216431685U CN 202123319697 U CN202123319697 U CN 202123319697U CN 216431685 U CN216431685 U CN 216431685U
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Abstract
The utility model relates to a waste heat utilization equipment technical field specifically is a modular economizer structure, modular economizer structure includes: the coal economizer structure is fixedly arranged in the shell; the air inlet and outlet assembly is rotatably connected to two sides in the shell; the adjusting assembly is rotatably connected inside the shell and symmetrically arranged relative to the shell; compared with the traditional economizer structure, the economizer structure can improve the heat transfer effect of the economizer to a certain extent, avoid excessive consumption of the exhaust waste heat at the air inlet and the exhaust port, and improve the utilization rate of the exhaust waste heat.
Description
Technical Field
The utility model relates to a waste heat utilization equipment technical field specifically is a modular economizer structure.
Background
The Economizer (Economizer) is a device which is arranged at the lower part of a flue at the tail part of a boiler and is used for recovering the waste heat of exhausted smoke, water fed by the boiler is heated into a heating surface of saturated water under the pressure of a steam drum, and the Economizer is called as the Economizer because the Economizer absorbs the heat of high-temperature smoke, reduces the exhaust temperature of the smoke, saves energy and improves the efficiency.
Most of the existing coal economizers are arranged singly, the heat utilization rate of a boiler is poor, corresponding adjustment cannot be carried out on an air inlet and an air outlet, a large amount of heat is lost, energy loss is caused, and therefore further improvement needs to be carried out on the basis.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a modular economizer structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a modular economizer structure, said modular economizer structure comprising:
the coal economizer structure is fixedly arranged in the shell and used for recovering waste heat of the discharged smoke;
the air inlet and exhaust assembly is rotatably connected to two sides inside the shell, so that the air inlet and exhaust efficiency at two ends of the shell can be improved;
the adjusting assembly is rotatably connected inside the shell and symmetrically arranged relative to the shell, and the sizes of the air inlet and outlet ports at the two ends of the shell can be adjusted.
As a further aspect of the present invention: the economizer structure includes:
the coal economizer is fixedly arranged inside the shell and symmetrically arranged relative to the inside of the shell;
the annular fin, annular fin fixed connection is in the outside of economizer structure and equidistance setting.
As the utility model discloses scheme one more step: the intake and exhaust assembly includes:
the fan blades are rotatably connected to the middle of the fixed bearing, and air inlets and air outlets are respectively arranged at two side ports of the shell;
the fan comprises a fixed rod, a motor box, a driving piece and a fan blade, wherein the motor box is fixedly arranged at one end, far away from the fan blade, of the fixed rod, and the driving piece is fixedly connected inside the motor box and is in transmission connection with the fan blade.
As the utility model discloses scheme one more step: the adjustment assembly includes:
the connecting plates are arranged in a circumferential array manner relative to the cylindrical plates, and straight notches are formed in the middle of the connecting plates;
the plywood, the plywood is located the cylindricality board middle part and is the circumference array setting about the cylindricality board, the both ends fixedly connected with connecting rod of plywood, the connecting rod at both ends respectively with regular hexagon groove and straight notch sliding fit.
As the utility model discloses scheme one more step: the inner diameter of the regular hexagonal groove, the outer diameter of the connecting rod and the inner diameter of the straight groove are equal.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a combined economizer structure, when the boiler is at work, the exhaust gas waste heat of boiler gets into from the air inlet, drive the fan blade through the driving piece of air inlet one end and rotate, can accelerate the gaseous velocity of flow of inlet end, gaseous from the process that inlet end one end reachd the gas vent one end, can retrieve exhaust gas waste heat through setting up the economizer, and through being provided with a plurality of annular fins at the outside equidistance of economizer, can improve the heat transfer effect of economizer, through the rolling disc rotation of drive casing both ends, can drive the connecting rod and slide along regular hexagonal groove and straight flute mouth path respectively, and then drive the open-close plate and rotate along the fixed track, can adjust the bore of air inlet and the gas vent at casing both ends, and then improve the heat transfer effect of economizer, this economize on coal gas structure compares with traditional economizer structure, can improve the heat transfer effect of economizer to a certain extent, the excessive consumption of the exhaust waste heat at the air inlet and the exhaust port is avoided, and the utilization rate of the exhaust waste heat is improved.
Drawings
Fig. 1 is a schematic structural diagram of the combined economizer of the present invention.
Fig. 2 is a schematic view of the internal structure of the casing in the combined economizer structure of the present invention.
Fig. 3 is a schematic structural diagram of an adjusting assembly in the combined economizer structure of the present invention.
Fig. 4 is a schematic diagram of a partially enlarged structure at a position a in the structure diagram 2 of the combined economizer of the present invention.
In the figure: the device comprises a shell 1, a cylindrical plate 2, a coal economizer 3, a fixed bearing 4, a fixed rod 5, an electromechanical box 6, a driving piece 7, fan blades 8, annular fins 9, a rotating disc 10, a regular hexagonal groove 101, an opening-closing plate 11, a connecting rod 111, a connecting plate 12, a straight notch 121, an air inlet 13 and an air outlet 14.
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.
Example 1
As shown in fig. 1-4, in an embodiment of the present invention, a combined economizer structure includes:
the device comprises a shell 1, wherein a coal economizer 3 structure is fixedly arranged in the shell 1 and used for recovering waste heat of exhausted smoke;
the air inlet and exhaust components are rotatably connected to two sides inside the shell 1, so that the air inlet and exhaust efficiency of two ends of the shell 1 can be improved;
the adjusting components are rotatably connected inside the shell 1 and are symmetrically arranged relative to the shell 1, and the sizes of the air inlet and outlet ports at the two ends of the shell 1 can be adjusted;
compared with the traditional economizer 3 structure, the gas-saving structure can improve the heat transfer effect of the economizer 3 to a certain extent, avoid excessive consumption of the exhaust waste heat at the gas inlet 13 and the gas outlet 14, and improve the utilization rate of the exhaust waste heat.
As shown in fig. 1, 2 and 4, the economizer 3 structurally includes:
the coal economizer 3 is fixedly arranged inside the shell 1 and symmetrically arranged relative to the inside of the shell 1;
the annular fins 9 are fixedly connected to the outer part of the coal economizer 3 and are arranged at equal intervals;
as shown in fig. 2, the intake and exhaust assembly includes:
the fixing rod 5 is fixedly arranged inside the shell 1 and symmetrically arranged relative to the shell 1, the middle part of the fixing rod 5 is fixedly provided with a fixed bearing 4, the middle part of the fixed bearing 4 is rotatably connected with a fan blade 8, and the two side ports of the shell 1 are respectively provided with an air inlet 13 and an air outlet 14;
the electromechanical box 6 is fixedly arranged at one end, far away from the fan blades 8, of the fixed rod 5, a driving piece 7 is fixedly connected inside the electromechanical box 6, and the driving piece 7 is in transmission connection with the fan blades 8;
waste heat of discharged smoke of the boiler enters from the air inlet 13, the fan blades 8 are driven to rotate through the driving piece 7 at one end of the air inlet 13, the flow velocity of air at the air inlet end can be accelerated, in the process that the air reaches one end of the air outlet 14 from one end of the air inlet end, the waste heat of discharged smoke can be recovered through the coal economizer 3, and the heat transfer effect of the coal economizer 3 can be improved due to the fact that the annular fins 9 are arranged on the outer portion of the coal economizer 3 at equal intervals.
As shown in fig. 1-3, the adjustment assembly includes:
the cylindrical plates 2 are fixedly connected to two ends of the shell 1 and symmetrically arranged relative to the shell 1, a rotating disc 10 is rotatably connected inside the cylindrical plates 2, a regular hexagonal groove 101 is formed in the middle of the rotating disc 10, connecting plates 12 are fixedly connected inside the cylindrical plates 2, the connecting plates 12 are arranged in a circumferential array relative to the cylindrical plates 2, and straight notches 121 are formed in the middle of the connecting plates 12;
the plywood 11 is positioned in the middle of the cylindrical plate 2 and is arranged in a circumferential array relative to the cylindrical plate 2, two ends of the plywood 11 are fixedly connected with connecting rods 111, and the connecting rods 111 at the two ends are respectively in sliding fit with the regular hexagonal groove 101 and the straight groove opening 121;
the rotating discs 10 at the two ends of the driving shell 1 rotate, the connecting rod 111 can be driven to slide along the paths of the regular hexagonal groove 101 and the straight groove opening 121 respectively, the opening plate 11 is further driven to rotate along the fixed track, the calibers of the air inlet 13 and the air outlet 14 at the two ends of the driving shell 1 can be adjusted, and the heat transfer effect of the economizer 3 is further improved.
Example 2
As shown in fig. 3, in addition to the above technical solution, the present invention further provides another embodiment, which is different from the above embodiment in that: regular hexagon groove 101 internal diameter, connecting rod 111 external diameter and straight notch 121 internal diameter homoenergetic are equal, can avoid connecting rod 111 to rock in regular hexagon groove 101 and straight notch 121 is inside, and then improve the stability of open close plate 11 at the slip in-process.
The utility model discloses a theory of operation is:
in this embodiment, when the boiler is in operation, the waste heat of the exhaust smoke of the boiler enters from the air inlet 13, the driving piece 7 at one end of the air inlet 13 drives the fan blades 8 to rotate, so as to accelerate the flow rate of the air at the air inlet, when the air reaches one end of the exhaust port 14 from one end of the air inlet, the waste heat of the exhaust smoke can be recovered by arranging the economizer 3, the heat transfer effect of the economizer 3 can be improved by arranging a plurality of annular fins 9 equidistantly outside the economizer 3, the rotating discs 10 at two ends of the casing 1 are driven to rotate, so as to drive the connecting rod 111 to respectively slide along the paths of the regular hexagonal groove 101 and the straight groove 121, further drive the opening plate 11 to rotate along the fixed track, the calibers of the air inlet 13 and the exhaust port 14 at two ends of the casing 1 can be adjusted, and further improve the heat transfer effect of the economizer 3, compared with the structure of the traditional economizer 3, the heat transfer effect of the economizer 3 can be improved to a certain extent, excessive consumption of the exhaust waste heat at the air inlet 13 and the exhaust port 14 is avoided, and the utilization rate of the exhaust waste heat is improved.
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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A combined type coal economizer structure is characterized in that: the combined type economizer structure comprises:
the coal economizer structure is fixedly arranged in the shell and used for recovering waste heat of the discharged smoke;
the air inlet and exhaust assembly is rotatably connected to two sides inside the shell, so that the air inlet and exhaust efficiency at two ends of the shell can be improved;
the adjusting assembly is rotatably connected inside the shell and symmetrically arranged relative to the shell, and the sizes of the air inlet and outlet ports at the two ends of the shell can be adjusted.
2. The modular economizer structure of claim 1, wherein: the economizer structure includes:
the coal economizer is fixedly arranged inside the shell and symmetrically arranged relative to the inside of the shell;
the annular fin, annular fin fixed connection is in the outside of economizer structure and equidistance setting.
3. The combined economizer structure of claim 1 or 2, wherein: the intake and exhaust assembly includes:
the fan blades are rotatably connected to the middle of the fixed bearing, and air inlets and air outlets are respectively arranged at two side ports of the shell;
the electromechanical box is fixedly arranged at one end, far away from the fan blades, of the fixing rod, a driving piece is fixedly connected inside the electromechanical box, and the driving piece is in transmission connection with the fan blades.
4. The modular economizer structure of claim 3, wherein: the adjustment assembly includes:
the connecting plates are arranged in a circumferential array manner relative to the cylindrical plates, and straight notches are formed in the middle of the connecting plates;
the plywood, the plywood is located the cylindricality board middle part and is the circumference array setting about the cylindricality board, the both ends fixedly connected with connecting rod of plywood, the connecting rod at both ends respectively with regular hexagon groove and straight notch sliding fit.
5. The modular economizer structure of claim 4, wherein: the inner diameter of the regular hexagonal groove, the outer diameter of the connecting rod and the inner diameter of the straight groove are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319697.3U CN216431685U (en) | 2021-12-27 | 2021-12-27 | Combined type coal economizer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319697.3U CN216431685U (en) | 2021-12-27 | 2021-12-27 | Combined type coal economizer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216431685U true CN216431685U (en) | 2022-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123319697.3U Active CN216431685U (en) | 2021-12-27 | 2021-12-27 | Combined type coal economizer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216431685U (en) |
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2021
- 2021-12-27 CN CN202123319697.3U patent/CN216431685U/en active Active
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