CN220823568U - Sealing ring distributed-compaction light-weight air duct sealing structure - Google Patents
Sealing ring distributed-compaction light-weight air duct sealing structure Download PDFInfo
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- CN220823568U CN220823568U CN202321952567.XU CN202321952567U CN220823568U CN 220823568 U CN220823568 U CN 220823568U CN 202321952567 U CN202321952567 U CN 202321952567U CN 220823568 U CN220823568 U CN 220823568U
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- sealing ring
- plate
- limiting block
- air duct
- pressing plate
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- 238000007789 sealing Methods 0.000 title claims abstract description 104
- 238000005056 compaction Methods 0.000 title claims description 5
- 238000003825 pressing Methods 0.000 claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The application belongs to the technical field of radar heat dissipation structure design, and particularly relates to a sealing ring distributed-compression light-weight air duct sealing structure, which comprises the following components: the cold plate is provided with air channels penetrating through two side surfaces of the cold plate; the box plate comprises a bottom plate and side walls which are vertically connected to two ends of the bottom plate, the box plate is clamped on two side surfaces of the cold plate through two side walls, and the two side walls of the box plate are provided with air inlets corresponding to the air channels; the air duct type air conditioner comprises a box plate, an air duct and a side wall, wherein a sealing ring pressing plate is detachably arranged on the inner wall surface of the side wall through a limiting block fixed on the box plate, the sealing ring pressing plate is provided with a vent hole corresponding to the air duct, and an elastic sealing ring encircling the air duct is arranged between the sealing ring pressing plate and the side wall.
Description
Technical Field
The application belongs to the technical field of radar heat dissipation structure design, and particularly relates to a sealing ring distributed-compression light-weight air duct sealing structure.
Background
The air duct of the airborne radar is often subject to sealing requirements due to the influence of the use environment. The sealed air duct can reduce the waste of cooling air flow and can also prevent harmful components such as dust, water vapor, acidic substances and the like in the cooling air flow from corroding equipment.
Because of the limitation of the external dimensions, the air duct is required to occupy the smallest space and light weight on the premise of meeting the heat dissipation requirement.
The prior patent I: application number 201910568690.3 and application publication number CN 110198619A of air duct sealing structure and chassis module heat dissipation structure with same
The sealing structure of the patent is characterized in that the sealing ring is limited and fixed in all directions through the complete inner ring and outer ring structure, the circumferential occupied space is large, and the weight is heavy. The module housing and cover plate of this patent may affect the insertion and removal of the module not by the insertion and removal direction, but by applying pressure to the sealing mechanism through the side perpendicular to the insertion and removal direction.
Second, the application number 201521031115.3 entitled publication number CN 205584677U mounting structure capable of providing sealed air duct
The sealing structure of the patent is characterized in that the sealing ring is limited and fixed in all directions through the complete inner ring and outer ring structure, the circumferential occupied space is large, and the weight is heavy. The patent sealing ring, the limiting groove, the sliding groove, the first limiting block and the second limiting block are required to be integrally installed. The module housing and cover plate of this patent may affect the insertion and removal of the module not by the insertion and removal direction, but by applying pressure to the sealing mechanism through the side perpendicular to the insertion and removal direction.
Disclosure of Invention
In order to solve the above problems, the present application provides a lightweight air duct sealing structure with sealing rings in a distributed compression manner, including:
The cold plate is provided with air channels penetrating through two side surfaces of the cold plate;
The box plate comprises a bottom plate and side walls which are vertically connected to two ends of the bottom plate, the box plate is clamped on two side surfaces of the cold plate through two side walls, and the two side walls of the box plate are provided with air inlets corresponding to the air channels;
The air duct type air conditioner comprises a box plate, an air duct and a side wall, wherein a sealing ring pressing plate is detachably arranged on the inner wall surface of the side wall through a limiting block fixed on the box plate, the sealing ring pressing plate is provided with a vent hole corresponding to the air duct, and an elastic sealing ring encircling the air duct is arranged between the sealing ring pressing plate and the side wall.
Preferably, the method comprises the steps of:
The limiting block comprises a first limiting block and a second limiting block, the first limiting block is provided with a through hole, the end face of the side wall is provided with an internal threaded hole for installing the first limiting block, a first screw penetrates through the through hole of the first limiting block to be connected with the internal threaded hole on the end face, the first limiting block is provided with a blocking table, and the blocking table is in lap joint and limiting with a limiting boss on the sealing ring pressing plate;
The second limiting block is provided with a through hole, the bottom plate is provided with an internal threaded hole for installing the second limiting block, a second screw penetrates through the through hole of the second limiting block and is connected with the internal threaded hole on the bottom plate, the second limiting block is provided with a baffle, and the baffle is in lap joint and limiting with a limiting boss on the sealing ring pressing plate.
Preferably, a spigot for mounting the elastic sealing ring is arranged around the vent hole of the sealing ring pressing plate.
Preferably, a movable gap is arranged between the sealing ring pressing plate and the side wall.
Preferably, the height of the spigot is less than the thickness of the elastic sealing ring.
Preferably, the outer surface of the sealing ring pressing plate is higher than the outer surface of the limiting block.
Preferably, the elastic sealing ring is a hollow O-shaped elastic sealing ring.
The advantages of the application include: (1) The structure of the application does not completely wrap the sealing ring, only the sealing ring is tightly pressed by selecting areas with the total length of only 22% of the circumference of the sealing ring around the circumference of the sealing ring, and the weight of the single sealing structure can be reduced by 10-20g, so that the sealing requirement of equipment can be met with the minimum space and weight.
(2) The sealing structure usually appears in pairs at air inlet and air outlet, and according to equipment overall dimension difference, there are several even tens of identical wind channels, have contributed to equipment gross weight reduction.
The assembly process is simpler and more convenient, and the sealing ring can be sleeved on the sealing ring pressing plate in advance, and the whole installation structure can be installed step by step, so that the installation and maintenance are convenient.
Drawings
FIG. 1 is a cross-sectional view of a preferred embodiment of the air duct sealing structure of the present application;
FIG. 2 is a side wall view of a preferred embodiment of the present application;
FIG. 3 is a cross-sectional view AA of the sidewall of FIG. 2 in accordance with a preferred embodiment of the present application;
fig. 4 is an exploded view of a duct sealing structure according to a preferred embodiment of the present application.
Detailed Description
In order to make the technical solution of the present application and its advantages more clear, the technical solution of the present application will be further and completely described in detail with reference to the accompanying drawings, it being understood that the specific embodiments described herein are only some of the embodiments of the present application, which are for explanation of the present application and not for limitation of the present application. It should be noted that, for convenience of description, only the part related to the present application is shown in the drawings, and other related parts may refer to the general design, and the embodiments of the present application and the technical features of the embodiments may be combined with each other to obtain new embodiments without conflict.
Furthermore, unless defined otherwise, technical or scientific terms used in the description of the application should be given the ordinary meaning as understood by one of ordinary skill in the art to which the application pertains. The terms "upper," "lower," "left," "right," "center," "vertical," "horizontal," "inner," "outer," and the like as used in the description of the present application are merely used for indicating relative directions or positional relationships, and do not imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and that the relative positional relationships may be changed when the absolute position of the object to be described is changed, thus not being construed as limiting the application. The terms "first," "second," "third," and the like, as used in the description of the present application, are used for descriptive purposes only and are not to be construed as indicating or implying any particular importance to the various components. The use of the terms "a," "an," or "the" and similar referents in the description of the application are not to be construed as limiting the amount absolutely, but rather as existence of at least one. As used in this description of the application, the terms "comprises," "comprising," or the like are intended to cover an element or article that appears before the term as such, but does not exclude other elements or articles from the list of elements or articles that appear after the term.
Furthermore, unless specifically stated and limited otherwise, the terms "mounted," "connected," and the like in the description of the present application are used in a broad sense, and for example, the connection may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can also be communicated with the inside of two elements, and the specific meaning of the two elements can be understood by a person skilled in the art according to specific situations.
The application provides a light air duct sealing structure with sealing rings in a distributed compression mode, which comprises the following components:
a cold plate 8 having air ducts penetrating both sides of the cold plate 8;
The box plate 9, the box plate 9 comprises a bottom plate and side walls 1 vertically connected to two ends of the bottom plate, the box plate 9 is clamped on two side surfaces of the cold plate 8 through the two side walls 1, and the two side walls 1 of the box plate 9 are provided with air inlets corresponding to the air channels;
Wherein, the sealing washer clamp plate is detachably installed on the inner wall surface of the side wall 1 through the limiting block fixed on the box plate 9, the sealing washer clamp plate is provided with a vent hole corresponding to the air duct, and an elastic sealing ring 2 encircling the air opening is arranged between the sealing washer clamp plate and the side wall 1.
In some alternative embodiments, the method comprises:
The limiting block comprises a first limiting block 4 and a second limiting block 6, wherein the first limiting block 4 is provided with a through hole, the end face of the side wall 1 is provided with an internal threaded hole for installing the first limiting block 4, a first screw 5 penetrates through the through hole of the first limiting block 4 and is connected with the internal threaded hole on the end face, and the first limiting block 4 is provided with a blocking table which is in lap joint and limiting with a limiting boss on the sealing ring pressing plate;
The second limiting block 6 is provided with a through hole, the bottom plate is provided with an internal threaded hole for installing the second limiting block 6, the second screw 7 penetrates through the through hole of the second limiting block 6 to be connected with the internal threaded hole on the bottom plate, the second limiting block 6 is provided with a baffle, and the baffle is overlapped and limited with a limiting boss on the sealing ring pressing plate.
Around the vent hole of the sealing ring pressing plate is provided with a spigot for installing the elastic sealing ring 2.
A movable gap is arranged between the sealing ring pressing plate and the side wall 1.
The height of the spigot is smaller than the thickness of the elastic sealing ring 2.
The outer surface of the sealing ring pressing plate is higher than the outer surface of the limiting block.
The elastic sealing ring 2 is a hollow O-shaped elastic sealing ring.
During assembly, a circle of limiting bosses of the inner ring of the elastic sealing ring 2 are machined on the sealing ring pressing plate, and the elastic sealing ring 2 is pre-installed on the sealing ring pressing plate;
The second limiting block 6 is initially positioned on the tuyere through the second screw 7, and at the moment, the second screw 7 is not screwed down;
The sealing ring pressing plate pre-provided with the elastic sealing ring 2 is inserted into the second limiting block 6 through boss positioning
Positioning and mounting the first limiting block 4 to a designated position through a boss;
step by step, alternately screwing the first screw 5 and the second screw 7;
The advantages of the application include: 1 the structure of the application does not completely wrap the sealing ring, only the sealing ring is compressed by selecting the area with the total length of only 22% of the circumference of the sealing ring around the circumference of the sealing ring, and the weight of the single sealing structure can be reduced by 10-20g, so that the sealing requirement of the equipment can be met with the minimum space and weight.
The first limiting block 4 and the second limiting block 6 provide distributed pressing force at the circumferentially selected 4 position of the elastic sealing ring 2; the selected position may be varied and the amount of distributed compressive force provided may be increased or decreased.
2 Sealing structure usually appears in pairs at air intake and air outlet, and according to equipment overall dimension difference, there are several even tens of identical wind channel, have contributed to equipment gross weight reduction.
The assembly process is simpler and more convenient, and the sealing ring can be sleeved on the sealing ring pressing plate in advance, and the whole installation structure can be installed step by step, so that the installation and maintenance are convenient.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present application should be included in the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (7)
1. Sealing washer distributing type lightweight wind channel seal structure that compresses tightly, a serial communication port includes:
The cold plate (8) is provided with air channels penetrating through two side surfaces of the cold plate (8);
The box plate (9), the box plate (9) comprises a bottom plate and side walls (1) vertically connected to two ends of the bottom plate, the box plate (9) is clamped on two side surfaces of the cold plate (8) through the two side walls (1), and the two side walls (1) of the box plate (9) are provided with air inlets corresponding to the air channels;
The air duct type air conditioner is characterized in that a sealing ring pressing plate (3) is detachably mounted on the inner wall surface of the side wall (1) through a limiting block fixed on the box plate (9), the sealing ring pressing plate (3) is provided with a vent hole corresponding to the air duct, and an elastic sealing ring (2) encircling the air duct is arranged between the sealing ring pressing plate (3) and the side wall (1).
2. The sealing ring distributed compressed light-weight air duct sealing structure according to claim 1, wherein the limiting blocks comprise a first limiting block (4) and a second limiting block (6), the first limiting block (4) is provided with a through hole, the end face of the side wall (1) is provided with an internal threaded hole for installing the first limiting block (4), a first screw (5) penetrates through the through hole of the first limiting block (4) to be connected with the internal threaded hole on the end face, the first limiting block (4) is provided with a baffle, and the baffle is in lap joint and limiting with a limiting boss on the sealing ring pressing plate (3);
The second limiting block (6) is provided with a through hole, the bottom plate is provided with an internal thread hole for installing the second limiting block (6), a second screw (7) penetrates through the through hole of the second limiting block (6) to be connected with the internal thread hole on the bottom plate, the second limiting block (6) is provided with a baffle, and the baffle is overlapped and limited with a limiting boss on the sealing ring pressing plate (3).
3. The sealing ring distributed-compaction lightweight air duct sealing structure according to claim 1, wherein a spigot for installing the elastic sealing ring (2) is arranged around the vent hole of the sealing ring pressing plate (3).
4. The sealing ring distributed compaction light-weight air duct sealing structure according to claim 1, wherein a movable gap is arranged between the sealing ring pressing plate (3) and the side wall (1).
5. A sealing ring distributed packed lightweight duct sealing structure as claimed in claim 3, characterised in that the height of the spigot is less than the thickness of the resilient sealing ring (2).
6. The sealing ring distributed compressed lightweight air duct sealing structure according to claim 1, wherein the outer surface of the sealing ring pressing plate (3) is higher than the outer surface of the limiting block.
7. The sealing ring distributed compaction light-weight air duct sealing structure according to claim 1, wherein the elastic sealing ring (2) is a hollow O-shaped elastic sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321952567.XU CN220823568U (en) | 2023-07-24 | 2023-07-24 | Sealing ring distributed-compaction light-weight air duct sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321952567.XU CN220823568U (en) | 2023-07-24 | 2023-07-24 | Sealing ring distributed-compaction light-weight air duct sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220823568U true CN220823568U (en) | 2024-04-19 |
Family
ID=90704137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321952567.XU Active CN220823568U (en) | 2023-07-24 | 2023-07-24 | Sealing ring distributed-compaction light-weight air duct sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220823568U (en) |
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2023
- 2023-07-24 CN CN202321952567.XU patent/CN220823568U/en active Active
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