CN220207006U - Vibration test fixture for electronic cabinet - Google Patents
Vibration test fixture for electronic cabinet Download PDFInfo
- Publication number
- CN220207006U CN220207006U CN202321620949.2U CN202321620949U CN220207006U CN 220207006 U CN220207006 U CN 220207006U CN 202321620949 U CN202321620949 U CN 202321620949U CN 220207006 U CN220207006 U CN 220207006U
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- mounting platform
- electronic cabinet
- platform
- shaped sliding
- mounting
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 34
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 9
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 6
- 230000035515 penetration Effects 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 63
- 238000000034 method Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission 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
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application discloses a vibration test fixture for an electronic cabinet, which comprises a trunk, a mounting platform and a sliding mounting assembly; the mounting platform sets up in the truck top, and the mounting platform top is provided with several slip installation component, has seted up the slotted hole on the slip installation component. The sliding installation assembly comprises an L-shaped sliding installation assembly and reinforcing ribs, the two reinforcing ribs are symmetrically installed on two sides of the L-shaped sliding installation assembly, a horizontal plate of the L-shaped sliding installation assembly is connected to the installation platform, and a vertical plate of the L-shaped sliding installation assembly is vertical to the installation platform. The vertical plate is provided with a first long penetrating slotted hole, the horizontal plate is provided with a second long penetrating slotted hole, and the mounting platform is provided with a third long penetrating slotted hole at the position corresponding to the horizontal plate. The set of vibration test clamp can meet the vibration test requirements of the electronic cabinets with different spacing mounting holes, the lowest natural frequency can reach more than 160Hz, and the requirement of the vibration test of the electronic cabinets in naval marks on the clamp can be met.
Description
Technical Field
The utility model belongs to the technical field of vibration test clamps, and particularly relates to a mounting clamp applied to an electronic cabinet vibration test.
Background
In recent years, new electronic cabinets have been developed, which are different in shape, size, weight, etc. The existing laboratory vibration clamp can not meet the test requirements, and in order to quickly, economically and effectively excite various defects which can cause product failure under normal use environments, a safe and reliable electronic cabinet vibration test clamp must be designed.
At present, in China, the vibration test fixture design is not paid enough attention to by designers, and advanced design means and methods are lacked. The designed vibration test clamp has the inherent defect of a theoretical method, so that the designed clamp is poor in transmission characteristic, the dynamic technical performance of the clamp is difficult to effectively control, the vibration transmitted by the clamp is often greatly distorted, and the requirement of the vibration test of the existing electronic cabinet is difficult to meet. And early designed test fixtures often have insufficient versatility and are difficult to purposefully modify a post-developed power distribution design, sometimes even to completely override the original design. Meanwhile, the safety problem is not considered in the installation and use processes of the designed clamp, so that the safety problem exists in the use process. Along with the increasing number of types of electronic cabinets in China, electronic cabinets with different shapes, sizes and dimensions are used simultaneously. The vibration test fixture with high reliability, good safety and high operation efficiency must be designed to ensure that the vibration test of the electronic cabinets can be completed quickly, efficiently and safely.
Disclosure of Invention
The utility model aims to design a set of mounting fixture for the vibration test of the electronic cabinet, and solves the problem of mounting the electronic cabinet in the vibration test, so that the electronic cabinet can safely and reliably perform the vibration test. The utility model aims to solve the problem of providing the clamp suitable for the vibration test of the electronic cabinet so as to install the electronic cabinet, and overcomes the defects of the existing test clamp in mechanical property, friendly and efficient operation, safety and the like.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a vibration test fixture for an electronic cabinet comprises a trunk, a mounting platform and a sliding mounting assembly; the mounting platform sets up in the truck top, and the mounting platform top is provided with several slip installation component, has seted up the slotted hole on the slip installation component.
Further, the trunk is a boss structure with a right trapezoid cross section.
Further, the mounting platform is a flat plate structure, and the bottom surface of the mounting platform is connected to the top of the trunk and extends to the left and right directions for a preset distance.
Further, the sliding installation component is an L-shaped sliding installation component, a horizontal plate of the L-shaped sliding installation component is connected to the installation platform, and a vertical plate of the L-shaped sliding installation component is vertical to the installation platform.
Further, the sliding installation assembly further comprises reinforcing ribs, and the two reinforcing ribs are symmetrically installed on two sides of the L-shaped sliding installation assembly.
Further, a first long penetrating slot is formed in the vertical plate of the L-shaped sliding mounting assembly.
Further, a second long penetrating slot is formed in the horizontal plate of the L-shaped sliding installation component, a third long penetrating slot is formed in the position, corresponding to the horizontal plate, of the installation platform, and the L-shaped sliding installation component and the installation platform penetrate through the second long penetrating slot and the third long penetrating slot through bolts or screws to achieve connection.
Further, the second elongated through slot is perpendicular to the third elongated through slot.
Further, the trunk and the mounting platform are integrated castings, and the sliding mounting assembly is an independent casting.
Further, the number of the sliding installation components is two, and the sliding installation components are respectively arranged at the tops of two ends of the installation platform.
Compared with the prior art, the utility model has the beneficial effects that: 1) The top of the trunk of the right trapezoid boss symmetrically extends the mounting platform in the left-right direction, so that the transverse distance of the trunk 1 can be increased, and the vibration test requirements of the electronic cabinet with mounting holes at different intervals are met; 2) The bottom of the sliding installation component is provided with a penetrating slot hole which is mutually perpendicular to the penetrating slot hole of the installation platform, so that the sliding installation component can slide leftwards and rightwards under the condition that a screw rod is loosened, and the electronic cabinet is matched with installation holes with different transverse intervals; 3) The bottom of the sliding installation component is provided with a penetrating slot hole which is mutually perpendicular to the penetrating slot hole of the installation platform, so that the sliding installation component can slide forwards and backwards under the condition that a screw rod is loosened, the gap distance between the electronic cabinet and the clamp is increased, and the electronic cabinet and the clamp are prevented from collision during a test; 4) The sliding installation component vertical plate is provided with a first long penetrable slotted hole along the vertical direction, so that the vertical direction adjustment is realized, and the electronic cabinet with installation holes at different heights can be matched.
In order to more clearly describe the functional characteristics and structural parameters of the present utility model, the following description is made with reference to the accompanying drawings and detailed description.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a slide mount assembly according to the present utility model;
FIG. 3 is a schematic view of the torso and mounting platform structure of the present utility model;
the reference numerals in the drawings are: the novel steel plate comprises a trunk 1, a mounting platform 2, a sliding mounting assembly 3, an L-shaped sliding mounting assembly 3-1, reinforcing ribs 3-2, a horizontal plate 3-3, a vertical plate 3-4, a first long penetrating slot 4-1, a second long penetrating slot 4-2 and a third long penetrating slot 4-3.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; 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.
As shown in fig. 1-3, a vibration test fixture for an electronic cabinet is composed of a right trapezoid boss trunk 1, a mounting platform 2 symmetrically extending a certain distance in the left-right direction on the top of the trunk 1, and two sliding mounting assemblies 3, wherein the two sliding mounting assemblies 3 have the same structure; the trunk 1 and the mounting platform 2 are integrated into a whole casting, and the sliding mounting assembly 3 is an independent casting. The sliding installation assembly 3 comprises an L-shaped sliding installation assembly 3-1 and two reinforcing ribs 3-2, a vertical plate 3-4 of the L-shaped sliding installation assembly 3-1 is vertical to the installation platform 2, and a horizontal plate 3-3 is placed on the surface of the installation platform 2; the two reinforcing ribs 3-2 are symmetrically arranged on two sides of the L-shaped sliding installation component 3-1; the vertical plate 3-4 is provided with a first long penetrable slotted hole 4-1 along the vertical direction to realize vertical direction adjustment; the horizontal plate 3-3 is provided with a second long penetrating slotted hole 4-2 along the left-right direction or the front-back direction, the position of the mounting platform 2 corresponding to the horizontal plate 3-3 is provided with a third long penetrating slotted hole 4-3, the third long penetrating slotted hole 4-3 is perpendicular to the second long penetrating slotted hole 4-2, and the front-back, left-right and four-direction adjustment is realized through bolt or screw connection. The lowest natural frequency of the set of vibration test clamp can reach more than 160Hz, and the requirement of the vibration test of the electronic cabinet in the naval standard on the clamp can be met.
The right trapezoid boss trunk 1 top symmetry extends mounting platform 2 left and right directions, can increase trunk 1 transverse distance like this, satisfies the electronic cabinet vibration test demand of different interval mounting holes.
The bottom of the sliding installation component 3 is provided with a penetrating slot hole which is mutually perpendicular to the penetrating slot hole of the installation platform 2, so that the sliding installation component can slide left and right under the condition that a screw rod is loosened, and the electronic cabinet is matched with installation holes with different transverse intervals.
The bottom of the sliding installation component 3 is provided with a penetrating slot hole which is mutually perpendicular to the penetrating slot hole of the installation platform 2, so that the sliding installation component can slide forwards and backwards under the condition that a screw rod is loosened, the gap distance between the electronic cabinet and the clamp is increased, and the electronic cabinet and the clamp are prevented from collision during a test.
The sliding installation component 3 is provided with a first long penetrable slotted hole along the vertical direction on the vertical plate, so that the vertical direction adjustment is realized, and the electronic cabinet with installation holes at different heights can be matched.
The test condition range that this set of anchor clamps are suitable for:
sinusoidal test: 5Hz-16Hz,1mm (0-p);
16Hz–60Hz，1g；
60Hz–160Hz，2.5g。
the specific use flow of the set of clamp is as follows:
the bottom of the sliding installation component is provided with a penetrating slot hole which is mutually perpendicular to the penetrating slot hole of the installation platform, so that the sliding installation component can slide leftwards and rightwards under the condition that a screw rod is loosened, and the electronic cabinet matched with installation holes with different transverse intervals can slide when needed.
The bottom of the sliding installation component is provided with the penetrating slot hole which is mutually perpendicular to the penetrating slot hole of the installation platform, so that the sliding installation component can slide forwards and backwards under the condition that the screw rod is loosened, the gap distance between the electronic cabinet and the clamp is increased, the electronic cabinet and the clamp are prevented from colliding during the test, and sliding is performed when needed.
The sliding installation assembly vertical plate is provided with a first long penetrating slotted hole along the vertical direction, so that the vertical direction adjustment is realized, and the electronic cabinet with installation holes at different heights can be matched, and sliding can be performed when needed.
After the work is completed, the trunk and the mounting platform are surrounded by hanging belts, two ends of each hanging belt are hung on the travelling crane, and then the travelling crane is used for lifting the travelling crane to the position above the vibrating table. After the clamp is aligned with the mounting hole of the vibrating table, the clamp is slowly put down, and the screw is mounted for fixation after complete stabilization.
The connecting screw rod between the mounting platform and the sliding mounting assembly is loosened, the sliding is performed until the connecting screw rod is matched with the transverse mounting hole of the electronic cabinet, and then the screw is screwed down for fixation.
And slowly lifting the electronic cabinet to the vibration table top, enabling the electronic cabinet to be as close to the clamp sliding installation assembly as possible, connecting and tightening the installation holes of the electronic cabinet and the sliding installation assembly by using screws, and then carrying out a vibration test.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A vibration test fixture for an electronic cabinet, which is characterized by comprising a trunk (1), a mounting platform (2) and a sliding mounting assembly (3); the mounting platform (2) is arranged at the top of the trunk (1), a plurality of sliding mounting assemblies (3) are arranged at the top of the mounting platform (2), and slotted holes are formed in the sliding mounting assemblies (3).
2. A vibration testing jig for an electronic cabinet according to claim 1, wherein the trunk (1) is a boss structure having a right trapezoid shape in cross section.
3. The vibration testing jig for an electronic cabinet according to claim 1, wherein the mounting platform (2) has a flat plate structure, and the bottom surface of the mounting platform (2) is connected to the top of the trunk (1) and extends a predetermined distance in the left-right direction.
4. The vibration testing jig for an electronic cabinet according to claim 1, wherein the sliding mounting assembly (3) is an L-shaped sliding mounting assembly (3-1), a horizontal plate (3-3) of the L-shaped sliding mounting assembly (3-1) is connected to the mounting platform (2), and a vertical plate (3-4) of the L-shaped sliding mounting assembly (3-1) is perpendicular to the mounting platform (2).
5. The vibration testing jig for an electronic cabinet according to claim 4, wherein the sliding mounting assembly (3) further comprises reinforcing ribs (3-2), and two reinforcing ribs (3-2) are symmetrically mounted on both sides of the L-shaped sliding mounting assembly (3-1).
6. The vibration testing jig for electronic cabinets according to claim 4, wherein the vertical plate (3-4) of the L-shaped sliding mounting assembly (3-1) is provided with a first elongated penetrating slot (4-1).
7. The vibration test fixture for an electronic cabinet according to claim 4, wherein the horizontal plate (3-3) of the L-shaped sliding mounting assembly (3-1) is provided with a second long penetrating slot (4-2), the mounting platform (2) is provided with a third long penetrating slot (4-3) at a position corresponding to the horizontal plate (3-3), and the L-shaped sliding mounting assembly (3-1) and the mounting platform (2) are connected by penetrating through the second long penetrating slot (4-2) and the third long penetrating slot (4-3) through bolts or screws.
8. The vibration testing jig for electronic cabinets according to claim 7, wherein the second elongated penetration slot (4-2) and the third elongated penetration slot (4-3) are perpendicular to each other.
9. A vibration testing fixture for an electronic cabinet according to claim 1, characterized in that the trunk (1) and the mounting platform (2) are an integral monolithic casting and the sliding mounting assembly (3) is a separate casting.
10. The vibration testing fixture for an electronic cabinet according to claim 1, wherein the number of the sliding mounting assemblies (3) is two, and the sliding mounting assemblies are respectively arranged at the tops of two ends of the mounting platform (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321620949.2U CN220207006U (en) | 2023-06-25 | 2023-06-25 | Vibration test fixture for electronic cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321620949.2U CN220207006U (en) | 2023-06-25 | 2023-06-25 | Vibration test fixture for electronic cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220207006U true CN220207006U (en) | 2023-12-19 |
Family
ID=89146581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321620949.2U Active CN220207006U (en) | 2023-06-25 | 2023-06-25 | Vibration test fixture for electronic cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220207006U (en) |
-
2023
- 2023-06-25 CN CN202321620949.2U patent/CN220207006U/en active Active
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