CN210486635U - Elliptical heat exchange tube supporting plate shockproof sleeve easy to overhaul - Google Patents
Elliptical heat exchange tube supporting plate shockproof sleeve easy to overhaul Download PDFInfo
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- CN210486635U CN210486635U CN201920170685.2U CN201920170685U CN210486635U CN 210486635 U CN210486635 U CN 210486635U CN 201920170685 U CN201920170685 U CN 201920170685U CN 210486635 U CN210486635 U CN 210486635U
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- heat exchange
- elliptical
- support plate
- exchange tube
- oval
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Abstract
When the shockproof sleeve is used, the supporting plate provided with the elliptical hole is clamped and arranged in the mounting groove by the fixing plate, and the inner pipe is sleeved on a heat exchange pipeline; the utility model has the advantages of reasonable in design, simple structure, can carry out a small amount of pipes when oval heat exchange tube damages and change oval heat exchange tube, satisfy flue gas condenser's maintenance demand, can reduce flue gas condenser's cost of maintenance, the most probable heat exchange efficiency who keeps the condenser by a wide margin, can popularize and apply condenser and with heat supply network pipeline and circulating water pipeline between shutoff auto-change over device technical field.
Description
Technical Field
The utility model belongs to the technical field of the shutoff auto-change over device between condenser and heat supply network pipeline and the circulating water pipeline, concretely relates to damping shock-proof cover of surface heat exchanger backup pad and oval straight tube heat exchange tube, the damping shock-proof cover that is used for between oval straight tube of thermal power factory flue gas condenser and the backup pad.
Background
White smoke plume appears at the outlet of a chimney after the smoke of the thermal power generating unit is subjected to wet desulfurization and denitrification, and environmental protection departments at all levels require that condensation is adopted for deep treatment in a heating mode. The surface heat exchanger is adopted at present, oval heat exchange tube straight tubes are adopted as heat exchange tubes of the heat exchanger, and tube orifices at two ends of each oval straight tube are circular tube orifices and are welded with tube plates after expansion joint. In order to prevent the oval straight pipe from vibrating under the influence of high-speed airflow in the flue, a sleeve is adopted between the supporting tube plate and the oval straight pipe for stopping vibration, if the vibration-proof sleeve is a tubular sleeve which is the same as the oval pipe, the oval heat exchange pipe cannot be replaced when damaged, only the pipe can be blocked, and the heat exchange area and the heat exchange efficiency are greatly influenced.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome above-mentioned prior art not enough, provide a reasonable in design, simple structure, can carry out a small amount of pipes when oval heat exchange tube damages and change oval heat exchange tube, satisfy flue gas condenser's maintenance demand, can reduce flue gas condenser's cost of maintenance, the most likely oval heat exchange tube backup pad shock-proof cover that keeps the heat exchange efficiency of condenser easily overhauls by a wide margin.
The technical scheme for solving the technical problems is as follows: the inner tube both sides all are provided with the fixed plate, form the mounting groove between inner tube and the two fixed plates, and during the use, the backup pad of seting up the elliptical aperture sets up in the mounting groove by the fixed plate chucking, and the inner tube cover is located on the heat transfer pipeline.
The utility model discloses an inner tube is oval pipeline, and the fixed plate is the oval structure with the inner tube is concentric.
The utility model discloses a circular heat transfer pipeline interference fit of installation in minor axis of backup pad elliptical hole and the inner tube, the major axis size of backup pad elliptical hole is greater than the major axis size of inner tube oval structure.
The utility model discloses an inner tube is oval and the crossing pipeline of circular, and the fixed plate is the oval structure with the inner tube is concentric.
The utility model discloses a minor axis and the inner tube circular structure interference fit of backup pad elliptical hole, the major axis size of backup pad elliptical hole be greater than the major axis size of inner tube elliptical structure.
The utility model discloses a heat transfer pipeline is circular or oval structure, heat transfer pipeline and inner tube interference fit.
The chamfer α of the fixing plate of the utility model is 45-60 degrees.
The inner tube and the fixing plate of the utility model are made of high damping rubber or corrosion-resistant rubber or fluoroplastic materials.
Compared with the prior art, the utility model has the following advantages:
during service, when the elliptical heat exchange tube is damaged, the circular heat exchange tube can be replaced, the heat area of the tube lost due to damage and plugging is reduced, the heat exchange effect of the equipment can be kept for a long time, and the elliptical heat exchange tube is simple to replace and easy to construct.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a schematic structural diagram of another embodiment of the present invention.
Fig. 4 is a left side view of fig. 3.
In the figure: 1. a fixing plate; 2. an inner tube; 3. a heat exchange conduit; 4. and a support plate.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, but the present invention is not limited to these examples.
Example 1
In fig. 3 and 4, the utility model relates to an oval heat exchange tube backup pad shockproof cover of easily overhauing, fixed plate 1 is all installed to inner tube 2 both sides, chamfer α of fixed plate 1 be 45 ~ 60, make things convenient for this device to pack into backup pad 4 elliptical aperture, form the mounting groove between inner tube 2 and the two fixed plate 1, the inner tube 2 of this embodiment is oval and the crossing pipeline of circle, fixed plate 1 is the oval structure concentric with inner tube 2, during the use, the backup pad 4 of seting up the elliptical aperture is installed in the mounting groove by fixed plate 1 chucking, the minor axis of backup pad 4 elliptical aperture and the circular structure interference fit of inner tube 2, the major axis size of backup pad 4 elliptical aperture is greater than the major axis size of inner tube 2 oval structure, inner tube 2 cover is located on heat transfer pipeline 3, the heat transfer pipeline 3 of this embodiment is circular structure, the circular structure interference fit of heat transfer pipeline 3 and inner tube, inner tube 2 and fixed plate 1 make by high damping rubber or corrosion-resistant rubber.
Example 2
In fig. 1 and 2, in the above embodiments, the heat exchange tube 3 of the present embodiment is in an elliptical structure, the heat exchange tube 3 is in interference fit with the major axis of the elliptical structure of the inner tube, and the connection relationship between the remaining components and the components is completely the same as that in embodiment 1.
Example 3
The utility model relates to an oval heat exchange tube backup pad shock-proof sleeve of easily overhauing, fixed plate 1 is all installed to 2 both sides of inner tube, chamfer α of fixed plate 1 be 45 ~ 60, make things convenient for this device to pack into backup pad 4 elliptical aperture, form the mounting groove between inner tube 2 and two fixed plates 1, the inner tube 2 of this embodiment is oval pipeline, fixed plate 1 is the oval structure with inner tube 2 is concentric, during the use, the backup pad of seting up the elliptical aperture is installed in the mounting groove by 1 chucking of fixed plate, the major axis size of backup pad 4 elliptical aperture is greater than the major axis size of inner tube 2 oval structure, on heat transfer pipeline 3 is located to inner tube 2 cover, heat transfer pipeline 3 of this embodiment is circular structure, heat transfer pipeline 3 and the minor axis interference fit of backup pad 4 elliptical aperture, inner tube 2 and fixed plate 1 form by the preparation of high damping rubber or.
Example 4
In the above embodiment 3, the heat exchange pipe 3 of this embodiment has an elliptical structure, the heat exchange pipe 3 is in interference fit with the inner pipe 2, and the connection relationship between the remaining components and the components is completely the same as that in the embodiment 1.
The working principle of the utility model is as follows:
when the working condition I is used, glue is firstly smeared in the shockproof sleeve mounting groove, the oval shockproof sleeve is sleeved on the oval hole of the support plate 4 and is firmly adhered, the oval heat exchange tube penetrates through the shockproof sleeve inner tube 2, the shockproof sleeve can clamp the oval heat exchange tube in the working state, and meanwhile vibration of the oval heat exchange tube bundle is effectively reduced.
The working condition II is used, when the elliptical heat exchange tube leaks in the service period, the elliptical heat exchange tube is firstly disassembled, the tube orifice at one end of the circular heat exchange tube is subjected to acute-angle internal and external chamfering and then penetrates into the circular tube plate from the circular hole side of the tube plate, the circular heat exchange tube can be clamped by the shockproof sleeve, and meanwhile, the vibration of the circular heat exchange tube bundle is effectively reduced.
Claims (8)
1. The utility model provides an easy oval heat exchange tube backup pad cover that takes precautions against earthquakes of overhauing which characterized in that: the inner tube both sides all are provided with the fixed plate, form the mounting groove between inner tube and the two fixed plates, and during the use, the backup pad of seting up the elliptical aperture sets up in the mounting groove by the fixed plate chucking, and the inner tube cover is located on the heat transfer pipeline.
2. The easy-to-overhaul elliptical heat exchange tube support plate anti-vibration sleeve as claimed in claim 1, wherein: the inner pipe is an oval pipeline, and the fixing plate is of an oval structure concentric with the inner pipe.
3. The easy-to-overhaul elliptical heat exchange tube support plate anti-vibration sleeve as claimed in claim 2, wherein: the minor axis of the support plate elliptical hole is in interference fit with a circular heat exchange pipeline arranged in the inner pipe, and the major axis of the support plate elliptical hole is larger than that of the inner pipe elliptical structure.
4. The easy-to-overhaul elliptical heat exchange tube support plate anti-vibration sleeve as claimed in claim 1, wherein: the inner pipe is a pipeline intersected with the circle in an oval shape, and the fixing plate is of an oval structure concentric with the inner pipe.
5. The easy-to-overhaul elliptical heat exchange tube support plate anti-vibration sleeve as claimed in claim 4, wherein: the minor axis of the elliptical hole of the support plate is in interference fit with the circular structure of the inner tube, and the major axis of the elliptical hole of the support plate is larger than that of the elliptical structure of the inner tube.
6. The easy-to-overhaul elliptical heat exchange tube support plate anti-vibration sleeve as claimed in claim 1, wherein: the heat exchange pipeline is of a circular or oval structure and is in interference fit with the inner pipe.
7. The easy-to-overhaul elliptical heat exchange tube support plate shock-proof sleeve as claimed in claim 1, wherein the chamfer α of the fixing plate is 45-60 °.
8. The easy-to-overhaul elliptical heat exchange tube support plate anti-vibration sleeve as claimed in claim 1, wherein: the inner tube and the fixed plate are made of high-damping rubber or corrosion-resistant rubber or fluoroplastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920170685.2U CN210486635U (en) | 2019-01-30 | 2019-01-30 | Elliptical heat exchange tube supporting plate shockproof sleeve easy to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920170685.2U CN210486635U (en) | 2019-01-30 | 2019-01-30 | Elliptical heat exchange tube supporting plate shockproof sleeve easy to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210486635U true CN210486635U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920170685.2U Active CN210486635U (en) | 2019-01-30 | 2019-01-30 | Elliptical heat exchange tube supporting plate shockproof sleeve easy to overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210486635U (en) |
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2019
- 2019-01-30 CN CN201920170685.2U patent/CN210486635U/en active Active
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