CN219995647U - Flange cooling structure - Google Patents
Flange cooling structure Download PDFInfo
- Publication number
- CN219995647U CN219995647U CN202321297213.6U CN202321297213U CN219995647U CN 219995647 U CN219995647 U CN 219995647U CN 202321297213 U CN202321297213 U CN 202321297213U CN 219995647 U CN219995647 U CN 219995647U
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- CN
- China
- Prior art keywords
- cooling water
- flange
- cooling
- flange body
- water jacket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001816 cooling Methods 0.000 title claims abstract description 25
- 239000000498 cooling water Substances 0.000 claims abstract description 123
- 238000005192 partition Methods 0.000 claims abstract description 17
- 238000003466 welding Methods 0.000 claims description 5
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 230000000694 effects Effects 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model belongs to the field of auxiliary devices for heavy-duty combustion engine combustion chamber tests, and particularly relates to a flange cooling structure, which comprises a flange body, wherein a plurality of cooling water through holes are formed in the flange body, the cooling water through holes are uniformly distributed in the circumferential direction of the flange body, a cooling water tank is arranged at the lower end of the flange body, the cooling water through holes are communicated with the cooling water tank, a cooling water jacket is arranged at the upper end of the flange body, a cooling water inlet is formed in one side of the upper surface of the cooling water jacket, a cooling water outlet is formed in the other side of the upper surface of the cooling water jacket, at least two partition plates are arranged on the cooling water jacket, and a cooling water channel is formed among the cooling water jacket, the cooling water through holes, the partition plates and the cooling water tank.
Description
Technical Field
The utility model belongs to the field of auxiliary devices for testing combustion chambers of heavy-duty combustion engines, and particularly relates to a flange cooling structure.
Background
Because the test piece is bigger in the heavy-duty gas turbine combustion chamber test section, the container for placing the test piece generally adopts an outer pressure-bearing cylinder and an inner air cavity for bearing temperature in a double-layer structure, but at the flange position for installing the test piece, the high temperature of the test piece can transfer heat to the flange and the outer pressure-bearing cylinder in a conduction and convection mode, and a cooling structure is needed to be added at the flange position for preventing the heat from being transferred to the outer pressure-bearing cylinder to influence the strength of the outer pressure-bearing cylinder.
The cooling mode adopted at present is to arrange a cooling water jacket at the flange position inside the pressure-bearing cylinder, and the cooling mode has the defects that the cooling water jacket is positioned at the bottom of the flange, the cooling effect is poor, the part above the flange cannot be cooled, and the temperature is still higher; secondly, the cooling water jacket is positioned in the pressure-bearing cylinder, so that the water inlet and outlet pipes are inconvenient to connect, and water leakage of the joint is difficult to observe.
Disclosure of Invention
The present utility model is directed to a flange cooling structure, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the utility model provides a flange cooling structure, which comprises a flange body, wherein a plurality of cooling water through holes are formed in the flange body, the cooling water through holes are uniformly distributed in the circumferential direction of the flange body, a cooling water tank is arranged at the lower end of the flange body, the cooling water through holes are communicated with the cooling water tank, a cooling water jacket is arranged at the upper end of the flange body, a cooling water inlet is formed in one side of the upper surface of the cooling water jacket, a cooling water outlet is formed in the other side of the upper surface of the cooling water jacket, at least two partition plates are arranged on the cooling water jacket, and cooling water channels are formed among the cooling water jacket, the cooling water through holes, the partition plates and the cooling water tank.
Preferably, the partition plate divides the cooling water jacket into upper and lower regions.
Preferably, the partition plate divides the interior of the cooling water jacket into an S-shaped water channel.
Preferably, the plurality of cooling water through holes and the cooling water tank form a plurality of waterways in the flange body.
Preferably, the diameter of the cooling water through hole is 3-7mm.
Preferably, the flange body is fixed on the pressure cylinder in a welding mode.
Preferably, a plurality of fixing plates are uniformly distributed on the surface of the cooling water jacket.
Compared with the prior art, the utility model has the beneficial effects that: the cooling water flows into the lower half area of the cooling water jacket through the cooling water inlet, the cooling water is dispersed by the partition plate during water cooling circulation, so that the cooling water is fully contacted with the surface temperature to be taken away by a large margin, the flow rate of the cooling water is slowly changed, the flow time of the cooling water is prolonged, and therefore the cooling effect is improved, at the moment, the cooling water downwards flows into the cooling water tank at the bottom of the flange along the cooling water through hole on the flange body, and has a certain angle along the radial direction and the normal direction, so that the water flow enters the cooling water tank with a certain rotational flow angle, the water is ensured to be filled in the whole cooling water jacket and uniformly distributed, and flows out from the water outlet along the upper half area of the cooling water jacket, and an annular cooling water channel is formed.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the overall structure of the present utility model;
FIG. 3 is a schematic view of the flange body and cooling jacket structure of the present utility model.
The meaning of each reference sign in the figure is: 1. a flange body; 2. a cooling water through hole; 3. a cooling water tank; 4. a cooling water jacket; 5. a cooling water inlet; 6. a cooling water outlet; 7. a partition plate; 8. a pressure-bearing cylinder; 9. and a fixing plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides a flange cooling structure, which includes a flange body 1, a plurality of cooling water through holes 2 are provided on the flange body 1, the cooling water through holes 2 are uniformly distributed in the circumferential direction of the flange body 1, a cooling water tank 3 is provided at the lower end of the flange body 1, the cooling water through holes 2 are communicated with the cooling water tank 3, a cooling water jacket 4 is sleeved on the flange body 1, a cooling water inlet 5 is provided on one side of the upper surface of the cooling water jacket, a cooling water outlet 6 is provided on the other side of the upper surface of the cooling water jacket, at least two partition boards 7 are provided on the cooling water jacket 4, and a cooling water channel is formed between the cooling water jacket 4, the cooling water through holes 2, the partition boards 7 and the cooling water tank 3.
In the embodiment of the present utility model, the partition 7 divides the cooling water jacket 4 into upper and lower regions, and the partition 77 disperses the cooling water during the water cooling cycle so that the cooling water contacts and sufficiently takes away the surface temperature.
In the embodiment of the utility model, the partition 7 divides the inside of the cooling water jacket 4 into an S-shaped water channel, so that the cooling water flow speed is slowly changed, the cooling water flow time is prolonged, and the cooling effect is improved.
In the embodiment of the present utility model, the plurality of cooling water through holes 2 and the cooling water tank 3 form a plurality of water paths in the flange body 1, and a cooling water passage is formed between the flange body 11 and the cooling water tank 33.
In the embodiment of the utility model, the diameter of the cooling water through hole 2 is 3-7mm, and a certain angle is formed in the radial direction and the normal direction through the cooling water through hole 2, so that the water flow enters the cooling water tank 33 with a certain rotational flow angle, and the water flow is ensured to be filled in the whole cooling water jacket 44 and is uniformly distributed.
In the embodiment of the utility model, the flange body 1 is fixed on the pressure cylinder 8 in a welding mode, the reliability of the flange and the welding part is improved through welding, and the service life of the flange is prolonged.
In the embodiment of the utility model, the surface of the cooling water jacket 4 is uniformly provided with a plurality of fixing plates 9, and the flange is more stable through the fixing plates 9.
The cooling water flows into the lower half area of the cooling water jacket 4 through the cooling water inlet 5, the cooling water is dispersed by the partition plate 7 during water cooling circulation, so that the surface temperature is sufficiently taken away by a large margin in the cooling water contact, the cooling water flow speed is slowly changed, the cooling water flow time is prolonged, thereby improving the cooling effect, at the moment, the cooling water downwards flows into the cooling water tank 3 at the bottom of the flange along the cooling water through hole 2 on the flange body 1, a certain angle is formed along the radial direction and the normal direction, the water flow enters the cooling water tank 3 with a certain rotational flow angle, the water flow is ensured to be filled in the whole cooling water jacket 4 and evenly distributed, and flows out from the water outlet along the upper half area of the cooling water jacket 4 upwards along the cooling water tank 3, so as to form an annular cooling water channel.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a flange cooling structure, includes flange body, its characterized in that: the flange body is provided with a plurality of cooling water through holes, the cooling water through holes are uniformly distributed in the circumferential direction of the flange body, the lower end of the flange body is provided with a cooling water tank, the cooling water through holes are communicated with the cooling water tank, the upper end of the flange body is provided with a cooling water jacket, one side of the upper surface of the cooling water jacket is provided with a cooling water inlet, the other side of the upper surface of the cooling water jacket is provided with a cooling water outlet, the cooling water jacket is provided with at least two partition boards, and a cooling water channel is formed between the cooling water jacket and the cooling water tank.
2. A flange cooling structure according to claim 1, wherein: the partition plate divides the cooling water jacket into an upper region and a lower region.
3. A flange cooling structure according to claim 2, characterized in that: the partition plate divides the interior of the cooling water jacket into an S-shaped water channel.
4. A flange cooling structure according to claim 2, characterized in that: the plurality of cooling water through holes and the cooling water tank form a plurality of waterways on the flange body.
5. A flange cooling structure according to claim 1, wherein: the diameter of the cooling water through hole is 3-7mm.
6. A flange cooling structure according to claim 1, wherein: the flange body is fixed on the pressure-bearing cylinder in a welding mode.
7. A flange cooling structure according to claim 1, wherein: the surface of the cooling water jacket is uniformly provided with a plurality of fixing plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321297213.6U CN219995647U (en) | 2023-05-25 | 2023-05-25 | Flange cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321297213.6U CN219995647U (en) | 2023-05-25 | 2023-05-25 | Flange cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219995647U true CN219995647U (en) | 2023-11-10 |
Family
ID=88607830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321297213.6U Active CN219995647U (en) | 2023-05-25 | 2023-05-25 | Flange cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219995647U (en) |
-
2023
- 2023-05-25 CN CN202321297213.6U patent/CN219995647U/en active Active
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