CN215523240U - Heating surface positioning device - Google Patents
Heating surface positioning device Download PDFInfo
- Publication number
- CN215523240U CN215523240U CN202121657296.6U CN202121657296U CN215523240U CN 215523240 U CN215523240 U CN 215523240U CN 202121657296 U CN202121657296 U CN 202121657296U CN 215523240 U CN215523240 U CN 215523240U
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- CN
- China
- Prior art keywords
- heating surface
- positioning
- tube bundle
- surface tube
- side beam
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- Expired - Fee Related
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Abstract
The utility model discloses a heating surface positioning device, which comprises a heating surface tube bundle, wherein the heating surface tube bundle is a rectangular snakelike coil pipe, the bottom of the heating surface tube bundle is provided with a plurality of rows of U-shaped elbows, the heating surface tube bundle also comprises a plurality of positioning tubes, a plurality of partition plates, two side beams and four fixed columns, each positioning tube transversely penetrates through the inner side of each row of elbows along the heating surface tube bundle, two ends of each positioning tube are fixedly connected with one side beam through a fixing device respectively, two ends of each side beam are fixedly connected with the two fixed columns respectively, and the side beams are perpendicular to the positioning tubes; the baffle fixed connection all has a baffle in the bottom of registration arm between per two elbows in the bottom of registration arm, baffle and registration arm mutually perpendicular. The heating surface positioning device provided by the utility model ensures the consistency of the transverse pitch and the longitudinal pitch of the bottom of the heating surface tube bundle, avoids the phenomena of flue gas bias flow and uneven scouring, and further improves the heat absorption efficiency of the heating surface tube bundle.
Description
Technical Field
The utility model belongs to the technical field of boilers, and particularly relates to a heating surface positioning device.
Background
The boiler is an energy conversion device, the energy input to the boiler is in the forms of chemical energy in fuel, electric energy, heat energy of high-temperature flue gas and the like, and steam, high-temperature water or an organic heat carrier with certain heat energy is output outwards after conversion of the boiler, so that the boiler is mainly used for thermal power stations, ships, locomotives and industrial and mining enterprises.
In the existing boiler equipment, the flue type serpentine heating surface tube bundle has the defects that the tube bundle interval in a flow channel is not uniform due to flue gas scouring, so that the heat absorption efficiency of the heating surface tube bundle is influenced, and particularly, the phenomena of flue gas bias flow and non-uniform scouring are caused due to the problem of non-uniform transverse pitch and longitudinal pitch of the bottom of the serpentine heating surface tube bundle.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the defects in the prior art, the utility model provides a heating surface positioning device, which aims to solve the technical problem of how to ensure the consistency of the transverse pitch and the longitudinal pitch of the bottom of a heating surface tube bundle, avoid the phenomena of flue gas bias flow and uneven scouring and further improve the heat absorption efficiency of the heating surface tube bundle.
The technical scheme is as follows: in order to achieve the purpose, the utility model adopts the technical scheme that:
a heating surface positioning device comprises a heating surface tube bundle, wherein the heating surface tube bundle is a rectangular snakelike coil pipe, the bottom of the heating surface tube bundle is provided with a plurality of rows of U-shaped elbows, the heating surface tube bundle further comprises a plurality of positioning tubes, a plurality of partition plates, two side beams and four fixing columns, each positioning tube transversely penetrates through the inner side of each row of elbows along the heating surface tube bundle, two ends of each positioning tube are fixedly connected with one side beam through a fixing device respectively, two ends of each side beam are fixedly connected with the two fixing columns respectively, and the side beams are perpendicular to the positioning tubes; the baffle fixed connection all has a baffle in the bottom of registration arm between per two elbows in the bottom of registration arm, baffle and registration arm mutually perpendicular.
Optionally, the partition plates are uniformly arranged at intervals along the transverse direction of the heating surface tube bundle, the positioning tubes are uniformly arranged at intervals along the longitudinal direction of the heating surface tube bundle, and the number of the positioning tubes corresponds to the number of rows of the elbows.
Optionally, the number of the positioning pipes is 14, and the number of the rows of the elbows is 14.
Optionally, the fixing device comprises a U-shaped supporting plate and a fixing bolt, the U-shaped supporting plate is fixedly connected with the side beam, two side walls of the U-shaped supporting plate are provided with through expansion grooves, and the expansion grooves are arranged along the transverse direction of the heating surface tube bundle; the tip of registration arm is located the inboard of U type layer board, has two through-holes that run through on the periphery wall of the tip of registration arm, two the through-hole is coaxial, and fixing bolt links firmly registration arm and U type layer board through inflation groove and through-hole.
Optionally, the U-shaped supporting plate is connected with the side beam in a welding mode.
Optionally, the positioning pipe and the side beam, the side beam and the fixed column, and the partition plate and the positioning pipe are all welded.
Has the advantages that: compared with the prior art, the heating surface positioning device provided by the utility model has the advantages that through the arrangement of the positioning pipes and the partition plates, the consistency of the transverse pitch and the longitudinal pitch of the bottom of the heating surface pipe bundle is ensured, the phenomena of bias flow and uneven scouring of flue gas are avoided, the heat absorption efficiency of the heating surface pipe bundle is further improved, the structure is simple, and the practicability is high.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a partial front view of a heated surface positioning apparatus provided in accordance with an exemplary embodiment of the present invention;
FIG. 2 is a partial left side view of a heated surface positioning apparatus provided in accordance with an exemplary embodiment of the present invention;
FIG. 3 is a top view of a heated surface positioning apparatus provided in accordance with an exemplary embodiment of the present invention;
FIG. 4 is an enlarged view of FIG. 1 at A of a heated surface positioning apparatus provided in accordance with an exemplary embodiment of the present invention;
FIG. 5 is an enlarged view at B of FIG. 2 of a heated surface positioning apparatus provided in accordance with an exemplary embodiment of the present invention;
in the figure: 1. fixing a column; 2. a side beam; 3. a heated surface tube bundle; 301. bending the pipe; 4. a positioning tube; 5. a partition plate; 6. a U-shaped supporting plate; 7. fixing the bolt; 8. and (4) an expansion tank.
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.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "length", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The utility model is further described with reference to the following figures and examples.
As shown in fig. 1, a heating surface positioning device includes a heating surface tube bundle 3, the heating surface tube bundle 3 is a rectangular serpentine coil, the bottom of the heating surface tube bundle 3 has a plurality of rows of U-shaped elbows 301, and the elbows 301 are integrally formed with the heating surface tube bundle 3; the heating surface tube bundle heating device further comprises a plurality of positioning tubes 4, a plurality of partition plates 5, two side beams 2 and four fixing columns 1, wherein each positioning tube 4 transversely penetrates through the inner side of each row of elbows 301 along the heating surface tube bundle 3, two ends of each positioning tube 4 are fixedly connected with one side beam 2 through a fixing device, two ends of each side beam 2 are fixedly connected with the two fixing columns 1, and optionally, the connecting mode of the side beams 2 and the fixing columns 1 comprises but is not limited to one of welding, riveting, gluing and bolt fixing; the side beam 2 is vertical to the positioning tube 4; the baffle 5 is fixedly connected to the bottom of the positioning tube 4, and optionally, the baffle 5 is connected to the positioning tube 4 by one of, but not limited to, welding, riveting, gluing and bolting; a partition plate 5 is arranged between every two bends 301, and the partition plate 5 is perpendicular to the positioning pipe 4.
In this embodiment, through the arrangement of the positioning tube 4 and the partition plate 5, the consistency of the horizontal pitch and the longitudinal pitch at the bottom of the heating surface tube bundle is ensured, the phenomena of flue gas bias flow and uneven scouring are avoided, and the heat absorption efficiency of the heating surface tube bundle is further improved.
As an alternative, as shown in fig. 1 and 2, the baffle plates 5 are arranged at regular intervals in the transverse direction of the heating surface tube bundle 3, the positioning tubes 4 are arranged at regular intervals in the longitudinal direction of the heating surface tube bundle 3, and the number of the positioning tubes 4 corresponds to the number of rows of the bends 301.
In the present embodiment, the longitudinal pitch of the heated surface tube bundle 3 is positioned by the pitch X of the positioning tubes 4, and the transverse pitch of the heated surface tube bundle 3 is positioned by the pitch Y of the partition plates 5.
As an alternative, as shown in fig. 1 and 3, the number of the positioning tubes 4 is 14, and the number of the rows of the elbows 301 is 14.
In this embodiment, optionally, the number of the positioning tubes 4 and the number of rows of the elbows 301 can be flexibly adjusted according to the heat absorption condition.
As an alternative embodiment, as shown in fig. 4 and 5, the fixing device includes a U-shaped supporting plate 6 and a fixing bolt 7, the U-shaped supporting plate 6 is fixedly connected with the side beam 2, and optionally, the connection manner of the U-shaped supporting plate 6 and the side beam 2 includes but is not limited to one of welding, riveting, gluing and bolt fixing; two side walls of the U-shaped supporting plate 6 are provided with through expansion grooves 8, and the expansion grooves 8 are arranged along the transverse direction of the heating surface tube bundle 3; the tip of registration arm 4 is located the inboard of U type layer board 6, has two through-holes that run through on the periphery wall of the tip of registration arm 4, and two through-holes are coaxial, and fixing bolt 7 links firmly registration arm 4 and U type layer board 6 through inflation groove 8 and through-hole.
In this embodiment, the expansion groove 8 is provided to eliminate the expansion amount of the positioning tube 4, and the through hole is coaxial with the expansion groove 8, so that the fixing bolt 7 can easily pass through the expansion groove 8 and the through hole to fix the positioning tube 4 and the U-shaped supporting plate 6.
As an alternative embodiment, the U-shaped supporting plate 6 is connected with the side beam 2 in a welding mode.
As an optional embodiment, the positioning tube 4 and the side beam 2, the side beam 2 and the fixed column 1, and the partition plate 5 and the positioning tube 4 are all connected in a welding mode.
For a better understanding of the present invention, reference is made to the following description of the utility model taken in conjunction with the accompanying drawings and a specific embodiment. It should be noted that the described embodiments are only a part of the embodiments of the present invention, and do not limit the protection scope of the present invention.
In this embodiment, in order to solve the problem that the heat absorption efficiency of the flue-type serpentine heating surface tube bundle is affected due to uneven tube bundle intervals in the flow channel caused by flue gas scouring, and particularly the problem that the flue gas bias flow and the scouring are uneven due to uneven transverse pitch and longitudinal pitch at the bottom of the serpentine heating surface tube bundle, a heating surface positioning device described in any one of the above embodiments is used, and a mounting method of the device is as follows:
firstly, welding a positioning tube 4 and a partition plate 5 into a whole, inserting the positioning tube 3 after the arrangement of the heating surface tube bundle 3 is finished, positioning the transverse pitch of the heating surface tube bundle 3 through the distance Y of the partition plate 5, and positioning the longitudinal pitch of the heating surface tube bundle 3 through the distance X of the positioning tube 4;
then, welding the U-shaped supporting plate 6 on the side beam 2, and welding the side beam 2 on the fixed column 1;
and finally, arranging the end part of the positioning tube 4 on the inner side of the U-shaped supporting plate 6, and then penetrating the expansion groove 8 and the through hole through the fixing bolt 7, thereby realizing the detachable connection of the positioning tube 4 and the U-shaped supporting plate 6.
In conclusion, the heating surface positioning device provided by the utility model ensures the consistency of the transverse pitch and the longitudinal pitch of the bottom of the heating surface tube bundle through the arrangement of the positioning tubes and the partition plates, avoids the phenomena of bias flow and uneven scouring of flue gas, further improves the heat absorption efficiency of the heating surface tube bundle, and has the advantages of simple structure and strong practicability.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the utility model and these are intended to be within the scope of the utility model.
Claims (6)
1. A heating surface positioning device comprises a heating surface tube bundle (3), wherein the heating surface tube bundle (3) is a rectangular S-shaped coil, the bottom of the heating surface tube bundle (3) is provided with a plurality of rows of U-shaped elbows (301),
the heating surface tube bundle heating device is characterized by further comprising a plurality of positioning tubes (4), a plurality of partition plates (5), two side beams (2) and four fixing columns (1), wherein each positioning tube (4) transversely penetrates through the inner side of each row of elbows (301) along the heating surface tube bundle (3), two ends of each positioning tube (4) are fixedly connected with one side beam (2) through a fixing device, two ends of each side beam (2) are fixedly connected with the two fixing columns (1) respectively, and the side beams (2) are perpendicular to the positioning tubes (4);
the partition plate (5) is fixedly connected to the bottom of the positioning pipe (4), one partition plate (5) is arranged between every two elbows (301), and the partition plates (5) and the positioning pipe (4) are perpendicular to each other.
2. A heating surface positioning device as claimed in claim 1, characterized in that the baffles (5) are evenly spaced in the transverse direction of the heating surface tube bundle (3), the positioning tubes (4) are evenly spaced in the longitudinal direction of the heating surface tube bundle (3), and the number of the positioning tubes (4) corresponds to the number of rows of the bends (301).
3. A heating surface positioning device as claimed in claim 2, characterized in that the number of positioning tubes (4) is 14, and the number of rows of bends (301) is 14.
4. A heating surface positioning device according to claim 1, characterized in that the fixing device comprises a U-shaped supporting plate (6) and a fixing bolt (7), the U-shaped supporting plate (6) is fixedly connected with the side beam (2), two side walls of the U-shaped supporting plate (6) are provided with through expansion grooves (8), and the expansion grooves (8) are arranged along the transverse direction of the heating surface tube bundle (3);
the tip of registration arm (4) is located the inboard of U type layer board (6), have two through-holes that run through on the periphery wall of the tip of registration arm (4), two the through-hole is coaxial, fixing bolt (7) pass through inflation groove (8) and the through-hole will registration arm (4) with U type layer board (6) link firmly.
5. A heating surface positioning device according to claim 4, characterised in that the U-shaped supporting plate (6) is welded to the side members (2).
6. A heating surface positioning device as claimed in claim 1, characterized in that the positioning tube (4) is connected to the side beam (2), the side beam (2) is connected to the fixing column (1), and the partition plate (5) is connected to the positioning tube (4) by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121657296.6U CN215523240U (en) | 2021-07-21 | 2021-07-21 | Heating surface positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121657296.6U CN215523240U (en) | 2021-07-21 | 2021-07-21 | Heating surface positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215523240U true CN215523240U (en) | 2022-01-14 |
Family
ID=79814147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121657296.6U Expired - Fee Related CN215523240U (en) | 2021-07-21 | 2021-07-21 | Heating surface positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215523240U (en) |
-
2021
- 2021-07-21 CN CN202121657296.6U patent/CN215523240U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220114 |