CN219348087U - Air tightness test tool for heat dissipation assembly - Google Patents
Air tightness test tool for heat dissipation assembly Download PDFInfo
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- CN219348087U CN219348087U CN202320042510.XU CN202320042510U CN219348087U CN 219348087 U CN219348087 U CN 219348087U CN 202320042510 U CN202320042510 U CN 202320042510U CN 219348087 U CN219348087 U CN 219348087U
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- heat sink
- assembly
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Abstract
The utility model relates to the technical field of airtight test tools, and particularly discloses an airtight test tool for a heat dissipation assembly, which comprises a main frame provided with an installation cavity, a sealing gasket arranged between the main frame and the end face of the heat dissipation assembly, an abutting piece arranged in the installation cavity and used for enabling the sealing gasket to abut against the end face of the heat dissipation assembly, and an air source connector arranged on the main frame and communicated with the installation cavity. The utility model can effectively realize the airtight test of the heat radiation component, is simple and convenient to assemble, avoids damaging the heat radiation component, and has high detection precision.
Description
Technical Field
The utility model relates to the technical field of airtight test tools, in particular to an airtight test tool for a heat dissipation assembly.
Background
When the air tightness test is carried out on the square tested heat dissipation component with the air duct at the position 5 in the interior, auxiliary sealing is carried out on two end faces, after the sealing, the test pressure is 0.2Mpa, the pressure maintaining time is 30 minutes, the whole product is immersed in water in the pressure maintaining process, and whether the product leaks or not is observed; because of the special structure of the product, the end face sealing process is complicated to operate, the productivity is severely limited, and meanwhile, the quality problems of product appearance damage, deformation and the like are easily caused in the operation process.
In the prior art, flange plates at two ends, a sealing gasket and a tested heat dissipation assembly are clamped and fixed by a plurality of C-shaped clamps, so that auxiliary sealing of two end surfaces is realized; in the operation process, the screw is required to be gradually screwed in place for a plurality of times, and the operation process is complex; the C-shaped clamps at the two ends are not easy to clamp in place at one time, and the clamping force is not uniform enough, so that the sealing rubber cushion cannot be effectively sealed to cause leakage. In the actual operation process, repeated disassembly and adjustment are needed, so that the efficiency is low and the labor intensity is high; the tested heat dissipation assembly is made of aluminum, the contact surface between the C-shaped clamp and the product is small, and the product is easy to damage in appearance, deform and the like during clamping, so that an unqualified product is generated.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the heat radiation component airtight test tool, which can effectively realize airtight test of the heat radiation component, is simple and convenient to assemble, avoids damage to the heat radiation component, and has high detection precision;
the utility model solves the technical problems by adopting the following solution:
the utility model provides a heat dissipation assembly airtight test frock, is including being provided with the main frame of installing the chamber, setting up sealed pad between main frame and heat dissipation assembly terminal surface, install in the installing the intracavity and be used for making sealed pad and the butt piece of heat dissipation assembly terminal surface butt to and install on the main frame and with the air source joint of installing the chamber intercommunication.
When the heat dissipation device is used, the heat dissipation component to be tested is installed in the installation cavity, and two groups of sealing gaskets are respectively installed between the two end faces of the heat dissipation component and the inner side face of the installation cavity; the abutting piece is arranged on the main frame and penetrates through the main frame to one side in the installation cavity, so that the sealing gaskets are abutted, and finally, the two groups of sealing gaskets are used for sealing and abutting the two groups of end faces of the heat dissipation assembly to be tested; the whole device is then placed in water and a gas medium is fed through a gas source connector to perform a gas tightness test.
Compared with the prior art, the utility model has good sealing effect, can not damage the heat dissipation component to be tested, and is simple and quick to assemble;
in some possible embodiments, in order to effectively implement the installation of the heat dissipation assembly to be tested;
the main frame comprises a bottom plate, two groups of side plates which are arranged on the bottom plate in parallel, a first end plate which is arranged on the bottom plate and connected with one end of the side plate, and a second end plate which is arranged on the bottom plate and connected with the other end of the side plate, wherein the two groups of side plates, the first end plate, the second end plate and the bottom plate are mutually matched to form an installation cavity.
In some possible embodiments, in order to effectively realize sealing of two groups of end faces of the heat dissipation assembly to be tested;
the sealing gaskets are two groups and comprise a base plate positioned between the abutting piece and the heat dissipation assembly and a gasket positioned between the end plate II and the heat dissipation assembly.
In some possible embodiments, in order to effectively realize the sealing abutment of the sealing gasket to the end face of the heat dissipation component to be tested through the abutment member;
the abutting piece comprises a movable flange plate which is arranged in the mounting cavity and positioned between the first end plate and the first backing plate, and a bolt which is arranged on the first end plate and one end of which penetrates through the first end plate to be abutted against the movable flange plate.
In some possible embodiments, in order to ensure that the stress of the sealing gasket is more uniform, the sealing effect is better;
the bolts are uniformly distributed on the first end plate in a plurality of groups.
In some of the possible embodiments of the present utility model,
the second end plate is of a T-shaped structure and comprises a small end positioned in the mounting cavity and a large end arranged on one side of the small end far away from the heat dissipation assembly and connected with the small end, and the large end is respectively connected with the two groups of side plates; the small end is arranged on one side of the gasket away from the heat dissipation assembly and is abutted with the gasket.
In some of the possible embodiments of the present utility model,
the air source connector is arranged on the second end plate and is communicated with the mounting cavity.
In some possible embodiments, to facilitate observation at the time of the air tightness test;
and an observation window is arranged on the side plate.
In some of the possible embodiments of the present utility model,
the backing plate and the gasket have the same structure and are in an annular structure or are in a plate-shaped structure.
In some possible embodiments, for the mobile guiding of the mobile flange plate, an abutment with the shim plate is ensured;
the side plates are provided with sliding grooves along the length direction of the heat radiation assembly, and the movable flange plates are provided with sliding blocks which are in sliding fit with the sliding grooves.
Compared with the prior art, the utility model has the beneficial effects that:
the movable flange plate is abutted with the movable flange plate through the bolts and is pushed to move towards one side close to the heat radiation assembly, so that the end plate II, the gasket and one end face of the heat radiation assembly are sealed, and the movable flange plate, the backing plate and the other end face of the heat radiation assembly are sealed; the movable flange plates are arranged, so that the bearing force of the base plate is more uniform, and the sealing gasket can better seal the two end surfaces;
compared with the prior art, the clamping and fixing are realized without adopting the C-shaped clamp, so that the situation that the C-shaped frame damages a heat radiation component in the clamping and fixing process is avoided; meanwhile, the sliding chute is adopted to limit the moving distance of the movable flange plate, so that the situation that the movable flange plate and the end plate II deform due to transitional extrusion of the heat dissipation assembly is avoided;
the utility model has simple structure and strong practicability.
Drawings
FIG. 1 is an exploded view of the present utility model;
FIG. 2 is a schematic diagram of the present utility model assembled with a heat sink assembly;
FIG. 3 is a schematic diagram illustrating a connection relationship between the heat dissipation assembly and the present utility model;
wherein: 1. a main frame; 11. a bottom plate; 12. a side plate; 121. a chute; 13. an end plate I; 14. an end plate II; 15. a mounting cavity; 2. a sealing gasket; 21. a backing plate; 22. a gasket; 3. an abutment; 31. a movable flange plate; 32. a bolt; 4. and an air source connector.
Detailed Description
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. Reference to "first," "second," and similar terms in this application does not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. In the implementation of the present application, "and/or" describes an association relationship of an association object, which means that there may be three relationships, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In the description of the embodiments of the present application, unless otherwise indicated, the meaning of "a plurality" means two or more. For example, a plurality of positioning posts refers to two or more positioning posts. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The present utility model will be described in detail below.
As shown in fig. 1-3:
the utility model provides a heat dissipation assembly airtight test frock, is including being provided with the main frame 1 of installing cavity 15, setting up sealed pad 2 between main frame 1 and heat dissipation assembly terminal surface, install in installing cavity 15 and be used for making sealed pad 2 and the butt piece 3 of heat dissipation assembly terminal surface butt to and install on main frame 1 and with the air source joint 4 of installing cavity 15 intercommunication.
When in use, the heat radiation component to be measured is arranged in the installation cavity 15, and two groups of sealing gaskets 2 are respectively arranged between the two end faces of the heat radiation component and the inner side face of the installation cavity 15; the abutting piece 3 is arranged on the main frame 1 and penetrates through the main frame 1 to the inner side of the installation cavity 15, so that the two groups of sealing gaskets 2 are abutted against the sealing gaskets 2, and finally the two groups of end faces of the heat dissipation component to be tested are abutted against the sealing gaskets 2; the entire device is then placed in water and a gas medium is fed through the gas source connection 4 to perform a gas tightness test.
Compared with the prior art, the utility model has good sealing effect, can not damage the heat dissipation component to be tested, and is simple and quick to assemble;
in some possible embodiments, in order to effectively implement the installation of the heat dissipation assembly to be tested;
the main frame 1 comprises a bottom plate 11, two groups of side plates 12 which are arranged on the bottom plate 11 in parallel, a first end plate 13 which is arranged on the bottom plate 11 and connected with one end of the side plates 12, and a second end plate 14 which is arranged on the bottom plate 11 and connected with the other end of the side plates 12, wherein the two groups of side plates 12, the first end plate 13, the second end plate 14 and the bottom plate 11 are mutually matched to form a mounting cavity 15.
In some possible embodiments, in order to effectively realize sealing of two groups of end faces of the heat dissipation assembly to be tested;
the sealing gaskets 2 are two groups, and comprise a backing plate 21 positioned between the abutting piece 3 and the heat dissipation component and a gasket 22 positioned between the end plate two 14 and the heat dissipation component.
In some possible embodiments, in order to effectively realize the sealing abutment of the gasket 2 against the end face of the heat dissipation assembly to be tested by the abutment member 3;
the abutting piece 3 comprises a movable flange plate 31 installed in the installation cavity 15 and located between the first end plate 13 and the first backing plate 21, and a bolt 32 installed on the first end plate 13, and one end of the bolt passes through the first end plate 13 to abut against the movable flange plate 31.
In some possible embodiments, in order to ensure a more uniform stress of the gasket 2, the sealing effect is better;
the bolts 32 are arranged in groups and uniformly on the end plate one 13.
When the radiator is used, the base plate 21 is arranged between the end face of the radiator assembly and the first end plate 13, the gasket 22 is arranged between the second end plate 14 and the other end face of the radiator assembly, the movable flange plate 31 is arranged between the first end plate 13 and the base plate 21, one end of the bolt 32 penetrates through the first end plate 13 and is positioned in the mounting cavity 15, the bolt 32 is screwed to enable the bolt to be abutted with the movable flange plate 31, the movable flange plate 31 is driven to move towards one side of the second end plate 14 until two side faces of the gasket 22 are abutted with the second end plate 14 and one end face of the radiator assembly respectively, and two sides of the second base plate 21 are abutted with the movable flange plate 31 and the other end face of the radiator assembly respectively; at this time, the sealing of the two end faces of the heat dissipation assembly is effectively realized through the movable flange plate 31 and the end plate II 14; the gasket 22 or the backing plate 21 prevents the movable flange plate 31, the second end plate 14 and the end face of the heat dissipation assembly from being damaged due to hard contact.
In some possible embodiments, in order to enable the end plate two 14 to better seal against the end face of the heat-dissipating component that it is close to;
the second end plate 14 has a T-shaped structure and comprises a small end positioned in the mounting cavity 15 and a large end arranged at one side of the small end far away from the heat dissipation component and connected with the small end, and the large end is respectively connected with the two groups of side plates 12; the small end is arranged on one side of the gasket 22 away from the heat dissipation assembly and is abutted with the gasket 22.
When the radiator is assembled, the small end of the T-shaped structure extends into the mounting cavity 15, the large end is connected with the end faces of the two side plates 12, the gasket 22 is arranged between the small end and the radiating component, and the small end is effectively sealed with the end faces of the radiating component;
in some possible embodiments, in order to effectively achieve an airtight test of the heat dissipating assembly;
the air source connector 4 is mounted on the end plate II 14 and is communicated with the mounting cavity 15.
In some possible embodiments, to facilitate observation at the time of the air tightness test;
the side plate 12 is provided with a viewing window.
In some of the possible embodiments of the present utility model,
the pad 21 has the same annular structure as the gasket 22 or the pad 21 has a plate-like structure.
The utility model is provided with the annular structure, so that a gas medium can enter all air channels of the heat radiation assembly through the gas source connector 4, and the detection precision is high;
the same annular structure as the gasket 22 may be used for the pad 21, and a plate-like structure may be used; preferably, the backing plate 21 is identical in structure to the gasket 22 for the sake of convenience in processing.
In some possible embodiments, for the mobile guiding of the mobile flange plate 31, the abutment with the backing plate 21 is ensured;
the side plate 12 is provided with a sliding groove 121 along the length direction of the heat dissipation assembly, and the movable flange plate 31 is provided with a sliding block in sliding fit with the sliding groove 121.
A sliding groove 121 is formed in the top surface of the side plate 12 and close to one side of the first end plate 13, a sliding block on the movable flange plate 31 is matched with a sliding way of the sliding groove 121, and the movable flange plate 31 moves along the length direction of the sliding groove 121 under the driving of the bolt 32, so that the movable flange plate 31 can be effectively abutted with the base plate 21, and the end face of the heat radiation assembly is sealed.
Further, the side plate 12 is connected to the bottom plate 11 by screws, and the first end plate 13 and the second end plate 14 are connected to both end surfaces of the side plate 12 by bolts 32.
The utility model is not limited to the specific embodiments described above. The utility model extends to any novel one, or any novel combination, of the features disclosed in this specification, as well as to any novel one, or any novel combination, of the steps of the method or process disclosed.
Claims (10)
1. The utility model provides a heat dissipation assembly airtight test frock, its characterized in that, including the main frame that is provided with the installation cavity, set up the sealed pad between main frame and heat dissipation assembly terminal surface, install in the installation cavity and be used for making sealed pad and the butt piece of heat dissipation assembly terminal surface butt to and install on the main frame and with the air source joint of installation cavity intercommunication.
2. The heat dissipation assembly airtight test fixture according to claim 1, wherein the main frame comprises a bottom plate, two groups of side plates arranged on the bottom plate in parallel, a first end plate arranged on the bottom plate and connected with one end of the side plates, and a second end plate arranged on the bottom plate and connected with the other end of the side plates, and the two groups of side plates, the first end plate, the second end plate and the bottom plate are mutually matched to form an installation cavity.
3. The heat sink assembly air tightness test fixture as recited in claim 2 wherein the two sets of sealing gaskets comprise a backing plate between the abutment and the heat sink assembly and a gasket between the end plate two and the heat sink assembly.
4. A heat sink assembly air tightness test fixture according to claim 3 wherein said abutment member comprises a movable flange plate mounted in the mounting cavity and located between the first end plate and the first backing plate, and a bolt mounted on the first end plate and having one end passing through the first end plate to abut the movable flange plate.
5. The heat sink assembly air tightness test fixture as recited in claim 4 wherein said plurality of sets of bolts are uniformly disposed on said first end plate.
6. The heat radiation assembly airtight test fixture according to claim 3, wherein the second end plate is of a T-shaped structure and comprises a small end positioned in the mounting cavity and a large end arranged on one side of the small end far away from the heat radiation assembly and connected with the small end, and the large end is respectively connected with the two groups of side plates; the small end is arranged on one side of the gasket away from the heat dissipation assembly and is abutted with the gasket.
7. The heat sink assembly air tightness test fixture as recited in claim 6 wherein said air source connector is mounted on the second end plate and communicates with the mounting cavity.
8. The heat sink assembly air tightness test fixture as recited in any of claims 2-7 wherein the side plate is provided with an observation window.
9. The heat sink assembly air tightness test fixture as described in claim 4 wherein said backing plate and said gasket are of the same annular configuration or of a plate configuration.
10. The heat sink assembly airtight test fixture according to any one of claims 4 to 5, wherein a sliding groove is formed in the side plate along the length direction of the heat sink assembly, and a sliding block is arranged on the movable flange plate in sliding fit with the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320042510.XU CN219348087U (en) | 2023-01-06 | 2023-01-06 | Air tightness test tool for heat dissipation assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320042510.XU CN219348087U (en) | 2023-01-06 | 2023-01-06 | Air tightness test tool for heat dissipation assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219348087U true CN219348087U (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320042510.XU Active CN219348087U (en) | 2023-01-06 | 2023-01-06 | Air tightness test tool for heat dissipation assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219348087U (en) |
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2023
- 2023-01-06 CN CN202320042510.XU patent/CN219348087U/en active Active
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