CN219399261U - Rocket liquid oxygen conveying filter and rocket - Google Patents
Rocket liquid oxygen conveying filter and rocket Download PDFInfo
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- CN219399261U CN219399261U CN202320343709.6U CN202320343709U CN219399261U CN 219399261 U CN219399261 U CN 219399261U CN 202320343709 U CN202320343709 U CN 202320343709U CN 219399261 U CN219399261 U CN 219399261U
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- oxygen delivery
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Abstract
The utility model discloses a rocket liquid oxygen delivery filter and a rocket, and belongs to the technical field of filters. A rocket liquid oxygen delivery filter, comprising: a left flange and a right flange which are detachably connected; an end cap; the end cover is connected to the right flange through a fastener; the filter element is arranged in a conical shape and is connected to the end cover; the conical tip of the filter element is opposite to the flow direction of the liquid oxygen; the low-temperature filter of the liquid oxygen delivery system is detachable, the difficulty of maintaining and replacing the filter can be reduced, the test and emission efficiency is improved, the cost expenditure is reduced, the filter is fixed by using the flange of the delivery pipeline and the fastener, the weight increase caused by installing the filter is reduced, the filter is fixed by adopting the wave spring in an auxiliary way, the fastener can be prevented from loosening and falling off, and the safety and the reliability in the use process are ensured; the wave spring and the fastener are matched to control the sealing force and the compression amount of the metal sealing ring, so that the sealing performance of the product is improved.
Description
Technical Field
The utility model relates to the technical field of filters, in particular to a rocket liquid oxygen delivery filter and a rocket.
Background
After the rocket is ignited, the redundant matters in the propellant liquid oxygen can greatly influence the engine performance, and a filter is usually arranged in a liquid oxygen conveying system, so that the quality of the liquid oxygen reaching the engine is improved, and the structures and the installation positions of different types of rocket filters are different;
the filter on the existing liquid oxygen delivery pipeline is generally of a welded structure, and products cannot be disassembled after installation, so that the filter is difficult to maintain, clean and replace, and repeated use of a rocket is not facilitated.
Disclosure of Invention
The utility model aims to solve the problems that the existing filter on a liquid oxygen conveying pipeline is generally of a welded structure, and a product cannot be disassembled after installation, so that the maintenance, cleaning and replacement of the filter are difficult, and the repeated use of a rocket is not facilitated.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a rocket liquid oxygen delivery filter, comprising: a left flange and a right flange which are detachably connected; the end cover is arranged between the left flange and the right flange; the end cover is connected to the right flange through a fastener; the filter element is arranged in a conical shape and is connected to the end cover; wherein, the conical tip of filter core is opposite with liquid oxygen flow direction.
In order to facilitate the assembly of the left flange and the right flange, it is preferable that the left flange and the right flange are connected by bolts.
In order to ensure the tightness between the left flange and the right flange, preferably, a metal sealing ring is arranged between the left flange and the right flange.
Preferably, the filter element is fixedly connected with the end cover by brazing.
In order to facilitate assembly of the filter cartridge, preferably, the end cap is provided with an annular groove adjacent to the end face of the filter cartridge, the end of the filter cartridge being disposed in the annular groove, the volume of the groove being greater than the end volume of the filter cartridge.
Preferably, the depth of the annular groove is 1/3 to 1/2 of the thickness of the end cover.
Preferably, the device further comprises a wave spring, wherein two ends of the wave spring are respectively attached to the left flange and the end cover.
In order to improve the stability of installation, preferably, a plurality of threaded holes are uniformly formed in the end face, close to the filter element, of the end cover in the circumferential direction and are used for being connected with the fastening pieces.
Preferably, the metal seal ring is located on the outside of the end cap.
A rocket comprising a rocket liquid oxygen transport filter.
Compared with the prior art, the utility model provides a rocket liquid oxygen delivery filter and a rocket, which have the following beneficial effects:
the low-temperature filter of the liquid oxygen conveying system is detachable, the difficulty of maintaining and replacing the filter can be reduced, the test and emission efficiency is improved, the cost expenditure is reduced, the filter is fixed by using a conveying pipeline flange and a fastener, the weight increase caused by installing the filter is reduced, the filter is fixed by using a wave spring in an auxiliary mode, the fastener is prevented from loosening and falling, and the safety and the reliability in the use process are ensured; the wave spring and the fastener are matched to control the sealing force and the compression amount of the metal sealing ring, so that the sealing performance of the product is improved.
Drawings
FIG. 1 is a schematic view of a rocket liquid oxygen delivery filter and rocket structure according to the present utility model;
fig. 2 is a schematic structural view of a rocket liquid oxygen delivery filter and a portion a of fig. 1 of the rocket according to the present utility model.
In the figure: 1. a filter element; 2. a left flange; 3. a metal seal ring; 4. a wave spring; 5. a fastener; 6. an end cap; 7. and a right flange.
Description of the embodiments
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.
Example 1
Referring to fig. 1-2, a rocket liquid oxygen delivery filter, comprising: a left flange 2 and a right flange 7 which are detachably connected; an end cover 6 disposed between the left flange 2 and the right flange 7; wherein the end cover 6 is connected to the right flange 7 through the fastener 5; the two ends of the wave spring 4 are attached to the left flange 2 and the end cover 6; the filter element 1 is arranged in a cone shape and is connected to the end cover 6; the conical tip of the filter element 1 is opposite to the flow direction of the liquid oxygen, specifically, referring to fig. 1, the liquid oxygen flows along the direction of the left flange 2 to the right flange 7, and the surplus substances in the liquid oxygen are blocked on the left side surface of the filter element 1 in the filtering process, so that the flow resistance of the filter can be reduced.
Example 2
Referring to fig. 1-2, a rocket liquid oxygen delivery filter, comprising: the left flange 2 is connected with the right flange 7 through bolts, the number of the bolts is 8, a metal sealing ring 3 is arranged between the left flange 2 and the right flange 7, the left flange 2 is spliced with the right flange 7, a sealing groove is arranged at the splicing position, and the metal sealing ring 3 is arranged in the sealing groove to ensure the low-temperature sealing performance of the filter element 1; the end cover 6 is arranged between the left flange 2 and the right flange 7, wherein the metal sealing ring 3 is positioned at the outer side of the end cover 6, so that the filter element 1 and the end cover 6 can be sealed, and the sealing effect on a pipeline can be improved; wherein the end cover 6 is connected to the right flange 7 through the fastener 5; the two ends of the wave spring 4 are attached to the left flange 2 and the end cover 6; the filter element 1 is arranged in a cone shape and is connected to the end cover 6; the conical tip of the filter element 1 is opposite to the flow direction of the liquid oxygen, specifically, referring to fig. 1, the liquid oxygen flows along the direction of the left flange 2 to the right flange 7, and the surplus substances in the liquid oxygen are blocked on the left side surface of the filter element 1 in the filtering process, so that the flow resistance of the filter can be reduced.
Example 3
Referring to fig. 1-2, a rocket liquid oxygen delivery filter, comprising: the left flange 2 is connected with the right flange 7 through bolts, the number of the bolts is 8, a metal sealing ring 3 is arranged between the left flange 2 and the right flange 7, the left flange 2 is spliced with the right flange 7, a sealing groove is arranged at the splicing position, and the metal sealing ring 3 is arranged in the sealing groove to ensure the low-temperature sealing performance of the filter element 1; the end cover 6 is arranged between the left flange 2 and the right flange 7, wherein the metal sealing ring 3 is positioned at the outer side of the end cover 6, so that the filter element 1 and the end cover 6 can be sealed, and the sealing effect on a pipeline can be improved; wherein the end cover 6 is connected to the right flange 7 through the fastener 5; the two ends of the wave spring 4 are attached to the left flange 2 and the end cover 6; the filter element 1 which is arranged in a conical shape is fixedly connected to the end cover 6 in a brazing manner, so that the fixing effect is good, and the impact of liquid oxygen can be effectively resisted; the conical tip of the filter element 1 is opposite to the flow direction of the liquid oxygen, specifically, referring to fig. 1, the liquid oxygen flows along the direction of the left flange 2 to the right flange 7, and the surplus substances in the liquid oxygen are blocked on the left side surface of the filter element 1 in the filtering process, so that the flow resistance of the filter can be reduced;
the end face of the end cover 6, which is close to the filter element 1, is provided with an annular groove, the depth of the annular groove is 1/3 to 1/2 of the thickness of the end cover 6, so that the filter element 1 is conveniently positioned in the brazing process, the central axis of the filter element 1 is the same as that of the left flange 2, the filter element 1 is prevented from being misplaced when liquid oxygen impact is resisted, the end part of the filter element 1 is arranged in the annular groove, the volume of the groove is larger than that of the end part of the filter element 1, and the filter element 1 is conveniently clamped in the annular groove;
example 3
Referring to fig. 1-2, a rocket liquid oxygen delivery filter, comprising: a left flange 2 and a right flange 7 which are detachably connected; an end cover 6 disposed between the left flange 2 and the right flange 7; wherein the end cover 6 is connected to the right flange 7 through the fastener 5; the two ends of the wave spring 4 are attached to the left flange 2 and the end cover 6; the filter element 1 is arranged in a cone shape and is connected to the end cover 6; the conical tip of the filter element 1 is opposite to the flow direction of the liquid oxygen, specifically, referring to fig. 1, the liquid oxygen flows along the direction of the left flange 2 to the right flange 7, and the surplus substances in the liquid oxygen are blocked on the left side surface of the filter element 1 in the filtering process, so that the flow resistance of the filter can be reduced;
the novel metal sealing ring further comprises a wave spring 4, two ends of the wave spring 4 are respectively attached to the left flange 2 and the end cover 6, and the wave spring 4 has elasticity compressibility and can reduce the influence on the compression amount of the metal sealing ring 3.
The end face that end cover 6 is close to filter core 1 evenly is provided with a plurality of screw holes along circumference for be connected with fastener 5, concrete screw hole number is 6, can improve the compactness of being connected between end cover and the right flange.
The low-temperature filter of the liquid oxygen conveying system is detachable, the difficulty of maintaining and replacing the filter can be reduced, the test and emission efficiency is improved, the cost expenditure is reduced, the filter is fixed by using the conveying pipeline flange and the fastener 5, the weight increase caused by installing the filter is reduced, the filter is fixed in an auxiliary mode by adopting the wave spring 4, the fastener 5 can be prevented from loosening and falling off, and the safety and the reliability in the use process are ensured; the wave spring 4 and the fastener 5 are matched to control the sealing force and the compression amount of the metal sealing ring 3, so that the sealing performance of the product is improved
Example 2
1-2, a rocket comprises a rocket liquid oxygen delivery filter, wherein a rocket liquid oxygen delivery system low-temperature filter is detachable, so that the difficulty in maintaining and replacing the filter can be reduced, the test and emission efficiency is improved, the cost expenditure is reduced, the filter is fixed by using a delivery pipeline flange and a fastener 5, the weight increase caused by installing the filter is reduced, the filter is fixed by using a wave spring 4 in an auxiliary manner, the fastener 5 can be prevented from loosening and falling, and the safety and reliability in the use process are ensured; the wave spring 4 and the fastener 5 are matched to control the sealing force and the compression amount of the metal sealing ring 3, so that the sealing performance of the product is improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (10)
1. A rocket liquid oxygen delivery filter, comprising:
a left flange (2) and a right flange (7) which are detachably connected;
the end cover (6) is arranged between the left flange (2) and the right flange (7);
wherein the end cover (6) is connected to the right flange (7) through a fastener (5);
the filter element (1) is arranged in a conical shape and is connected to the end cover (6);
wherein, the conical tip of the filter element (1) is opposite to the flowing direction of liquid oxygen.
2. Rocket liquid oxygen delivery filter according to claim 1, wherein the left flange (2) and the right flange (7) are connected by bolts.
3. Rocket liquid oxygen delivery filter according to claim 2, characterized in that a metal sealing ring (3) is arranged between the left flange (2) and the right flange (7).
4. Rocket liquid oxygen delivery filter according to claim 1, wherein the filter cartridge (1) is fixedly connected to the end cap (6) by brazing.
5. Rocket liquid oxygen delivery filter according to claim 4, characterized in that the end cap (6) is provided with an annular groove near the end face of the filter element (1), the end of the filter element (1) is arranged in the annular groove, the volume of the groove is larger than the end volume of the filter element (1).
6. Rocket liquid oxygen delivery filter according to claim 5, wherein the depth of the annular groove is 1/3 to 1/2 of the thickness of the end cap (6).
7. Rocket liquid oxygen delivery filter according to claim 1, further comprising a wave spring (4), wherein both ends of the wave spring (4) are respectively attached to the left flange (2) and the end cap (6).
8. Rocket liquid oxygen delivery filter according to claim 1, characterized in that the end cap (6) is provided with a plurality of threaded holes uniformly in the circumferential direction near the end face of the filter element (1) for connection with the fastener (5).
9. A rocket liquid oxygen delivery filter according to claim 3, wherein the metal seal ring (3) is located outside the end cap (6).
10. A rocket comprising a rocket liquid oxygen transfer filter according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320343709.6U CN219399261U (en) | 2023-02-28 | 2023-02-28 | Rocket liquid oxygen conveying filter and rocket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320343709.6U CN219399261U (en) | 2023-02-28 | 2023-02-28 | Rocket liquid oxygen conveying filter and rocket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219399261U true CN219399261U (en) | 2023-07-25 |
Family
ID=87229982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320343709.6U Active CN219399261U (en) | 2023-02-28 | 2023-02-28 | Rocket liquid oxygen conveying filter and rocket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219399261U (en) |
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2023
- 2023-02-28 CN CN202320343709.6U patent/CN219399261U/en active Active
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