CN217084128U - Testing device for image acquisition equipment - Google Patents
Testing device for image acquisition equipment Download PDFInfo
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- CN217084128U CN217084128U CN202220380406.7U CN202220380406U CN217084128U CN 217084128 U CN217084128 U CN 217084128U CN 202220380406 U CN202220380406 U CN 202220380406U CN 217084128 U CN217084128 U CN 217084128U
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Abstract
The utility model discloses a testing device for image acquisition equipment, which comprises a base and an equipment installation part arranged on the base; the base is provided with a fixing part and is fixedly connected with the test workbench through the fixing part; the equipment mounting part comprises a plurality of mounting plates, and the mounting plates form a polyhedral box-shaped structure; the single mounting plate is provided with at least one mounting position of the image acquisition equipment, and the image acquisition equipment is fixedly connected with the mounting plate through the mounting position. The utility model discloses an equipment fixing department for among image acquisition equipment's testing arrangement sets up a plurality of mounting panels, can connect the image acquisition equipment of various shapes through the mode such as gluing, has improved testing arrangement's commonality; in addition, a plurality of mounting panels of equipment fixing portion constitute polyhedron box structure, have improved testing arrangement's structural rigidity and modal frequency, can effectively avoid testing arrangement and image acquisition equipment to take place resonance to the accuracy of test data has been improved.
Description
Technical Field
The utility model relates to a test technical field, in particular to a testing arrangement for image acquisition equipment.
Background
In order to avoid the adverse effect of image acquisition equipment with quality defects on manufacturers, industrial users or terminal customers, related testing devices are usually designed in the research and development stage of the image acquisition equipment to provide specific vibration frequency, vibration amplitude and the like to simulate the use environment to verify the image acquisition equipment, and the problems of the image acquisition equipment in the aspects of design or assembly and the like are exposed through verification, so that a basis is provided for the improvement of the image acquisition equipment. Especially, the vibration testing device needs to provide reliability and stability for the image acquisition equipment, so the mode of the testing device itself needs to be larger than the maximum frequency of the image acquisition equipment, so as to avoid generating resonance with the image acquisition equipment during the testing process, so that the testing data is inaccurate and even the image acquisition equipment fails.
The random vibration test standard frequency interval of an image acquisition device such as a vehicle-mounted camera is 10 Hz-1000 Hz, the modal frequency of the existing inverted T-shaped test device is 618Hz which is lower than the maximum frequency of the image acquisition device such as the vehicle-mounted camera, and the existing inverted T-shaped test device is easy to resonate with the image acquisition device in the vibration test process, so that the accuracy of the test result is greatly reduced; in addition, the shapes of the image acquisition devices are basically different, the existing testing devices can only be used for one type of image acquisition device basically, and most of the image acquisition devices cannot be used universally, so that new testing devices need to be developed again for new products each time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a testing arrangement for image acquisition equipment can be applied to image acquisition equipment's test, like the reliability test of on-vehicle camera etc. can solve among the prior art testing arrangement test data inaccuracy and the poor scheduling problem of commonality at least.
In order to achieve the above object, the utility model discloses a testing device for image acquisition equipment, which comprises a base and an equipment installation part arranged on the base;
the base is provided with a fixing part, and the base is fixedly connected with the test workbench through the fixing part;
the equipment mounting part comprises a plurality of mounting plates, and the mounting plates form a polyhedral box-shaped structure; the single mounting plate is provided with at least one mounting position of the image acquisition equipment, and the image acquisition equipment passes through the mounting position and the mounting plate are fixedly connected.
Optionally, the mounting location comprises a flat surface.
Optionally, the mounting position is connected to the image acquisition device by gluing.
Optionally, the plurality of mounting plates are vertically disposed on the base.
Optionally, the equipment mounting part comprises 4 mounting plates, and the 4 mounting plates form a tetrahedral box-shaped structure with an opening at one end.
Optionally, the equipment mounting portion includes 3 mounting plates, the 3 mounting plates constitute a three-sided box-like structure having an opening at one end.
Optionally, the equipment mounting portion comprises 5 mounting plates, the 5 mounting plates forming a five-sided box-like structure having an opening at one end.
Optionally, the base and the device mounting portion are integrally formed.
Optionally, the base and the equipment mounting part are integrally formed of aluminum alloy.
Optionally, the fixing portion comprises a plurality of mounting holes.
Adopt above-mentioned technical scheme, a testing arrangement for image acquisition equipment have following beneficial effect:
the utility model discloses an equipment fixing department for among the testing arrangement of image acquisition equipment sets up a plurality of mounting panels, can connect the image acquisition equipment of various shapes through the mode such as gluing, has improved the commonality of testing arrangement; in addition, a plurality of mounting panels of equipment fixing portion constitute polyhedron box structure, have improved testing arrangement's structural rigidity and modal frequency, can effectively avoid testing arrangement and image acquisition equipment to take place resonance to the accuracy of test data has been improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an inverted T-shaped test device;
fig. 2 is a schematic structural diagram of an alternative testing apparatus for an image capturing device according to an embodiment of the present disclosure;
FIG. 3 is a schematic view of an alternative image capture device of an embodiment of the present application mounted to a test fixture for the image capture device;
FIG. 4 is a first order modal simulation result of the inverted "T" shaped test device;
FIG. 5 is a first-order modal simulation result of an alternative testing apparatus for an image capturing device according to an embodiment of the present disclosure;
FIG. 6 is a first-order modal simulation result of an alternative testing apparatus for an image capturing device according to an embodiment of the present application;
fig. 7 is a first-order modal simulation result of an alternative testing apparatus for an image capturing device according to an embodiment of the present application.
The following is a supplementary description of the drawings:
1-a base; 11-a fixed part; 2-a device mounting section; 21-mounting a plate; 3-image acquisition equipment.
Detailed Description
In order to make the technical field person understand the scheme of the present invention better, the technical scheme in the embodiment of the present invention will be clearly and completely described below with reference to the attached drawings in the embodiment of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein.
In order to solve the inaccurate and poor scheduling problem of commonality of test data that testing arrangement exists among the prior art, the utility model discloses a testing arrangement for image acquisition equipment.
Referring to fig. 2-3, fig. 2 is a schematic structural diagram of a testing apparatus for an image capturing device according to an embodiment of the present disclosure, in which the testing apparatus for an image capturing device 3 shown in the figure includes a base 1 and a device mounting portion 2 disposed on the base 1; the base 1 is provided with a fixing part 11, and the base 1 is fixedly connected with the test workbench through the fixing part 11; the equipment mounting part 2 comprises a plurality of mounting plates 21, and the mounting plates 21 form a multi-surface box-shaped structure; the single mounting plate 21 is provided with at least one mounting position of the image acquisition device 3, and the image acquisition device 3 is fixedly connected with the mounting plate 21 through the mounting position.
In the embodiment of the application, the testing device for the image acquisition equipment 3 comprises a base 1 and an equipment installation part 2, wherein the base 1 is used as a supporting piece for supporting the equipment installation part 2, and the equipment installation part 2 is arranged on the base 1 and is fixedly connected with the base 1; the base 1 is provided with a fixing part 11, and the fixing part 11 is fixedly connected with the test workbench through a connecting piece to realize the fixed connection of the base 1 and the test workbench; the equipment installation part 2 is of a hollow structure and comprises a plurality of installation plates 21, two pairs of installation plates 21 are connected with each other to form a hollow polyhedral box-shaped structure with one open end, an installation position of at least one image acquisition device 3 is arranged on a single installation plate 21, and the image acquisition device 3 is fixedly connected with the installation plate 21 through the installation position, so that the image acquisition device 3 is fixedly connected with a testing device for the image acquisition device 3.
As an alternative embodiment, the mounting location comprises a flat surface.
In the embodiment of the application, the installation position comprises a flat surface, and the image acquisition equipment 3 is fixedly connected with the installation plate 21 through the flat surface of the installation position, so that the image acquisition equipment 3 is fixedly connected with the testing device for the image acquisition equipment 3; the installation position includes the burnishing surface, just is applicable in the laminating of sticky various image acquisition equipment 3, like sticky various on-vehicle camera to the poor problem of commonality that prior art's testing arrangement exists has been solved.
As an alternative embodiment, the mounting location is connected to the image capturing device 3 by gluing.
In the embodiment of the present application, the connection mode between the flat surface of the installation location and the image acquisition device 3 is glue joint, so as to realize the fixed connection between the image acquisition device 3 and the installation plate 21. The mode that splices is applicable in sticky various image acquisition equipment 3, like sticky various on-vehicle camera to the poor problem of commonality that prior art's testing arrangement exists has been solved, and in addition, the connected mode that splices is more convenient and the cost is lower.
As an alternative embodiment, a plurality of mounting plates 21 are vertically disposed on the base 1.
In the embodiment of the present application, the plurality of mounting plates 21 are respectively vertically disposed on the base 1, and two pairs of mounting plates are connected to each other to form a hollow polyhedral box-shaped structure with an open end, and the hollow polyhedral box-shaped structure with the open end is vertically disposed on the base 1.
In the embodiment of the present application, the structural scheme of the device installation part 2 has multiple types:
in an implementation scheme, please refer to fig. 2 or fig. 3, the equipment installation part 2 includes 4 installation plates, the 4 installation plates are respectively vertically disposed on the base 1, and the 4 installation plates are connected with each other two by two to form a hollow tetrahedral box structure with an open end. The inverted T-shaped testing device of the prior art has only one mounting plate, the hollow tetrahedral box-shaped structure with one open end in the embodiment of the present application is equivalent to adding three reinforcing rib structures on the basis of the structure of the inverted T-shaped testing device, and the three reinforcing ribs are connected into a whole, obviously, the cross-sectional moment of inertia, the strength and the rigidity of the hollow tetrahedral box-shaped structure with one open end in the embodiment of the present application are all better than those of the inverted T-shaped testing device, so the maximum modal frequency of the testing device for the image capturing apparatus in the embodiment of the present application is inevitably higher than that of the inverted T-shaped testing device of the prior art, the first-order modal simulation result of the inverted "T" shaped testing device is shown in fig. 4, the first-order modal frequency thereof is 618Hz, and the first-order modal simulation result of the testing device for the image capturing apparatus 3 including the hollow tetrahedral box-shaped structure with one open end in the embodiment of the present application is shown in fig. 5, the first-order modal frequency was 1786 Hz. The testing arrangement that is used for image acquisition equipment 3 including one end open-ended hollow tetrahedron box-like structure compares with prior art's shape of falling T testing arrangement, and maximum modal frequency has had improvement by a wide margin, can effectually avoid taking place resonance with image acquisition equipment 3 at the in-process of test to improve test data's accuracy.
In another practical solution, referring to fig. 6, the equipment installation part 2 includes 5 installation plates, the 5 installation plates are respectively vertically disposed on the base 1, and the 5 installation plates are connected with each other two by two to form a hollow pentahedron box-shaped structure with one open end. The inverted T-shaped testing device of the prior art has only one mounting plate, the hollow pentahedron box-shaped structure with an opening at one end in the embodiment of the present application is equivalent to that four reinforcing rib structures are added on the basis of the structure of the inverted T-shaped testing device, and the four reinforcing ribs are connected into a whole, obviously, the section moment of inertia, the strength and the rigidity of the hollow pentahedron box-shaped structure with an opening at one end in the embodiment of the present application are all superior to those of the inverted T-shaped testing device, so the maximum modal frequency of the testing device for the image acquisition equipment 3 in the embodiment of the present application is inevitably higher than that of the inverted T-shaped testing device of the prior art, the first-order modal simulation result of the inverted T-shaped testing device is shown in fig. 4, the first-order modal frequency of the testing device is 618Hz, and the first-order simulation result of the testing device for the image acquisition equipment 3 including the hollow pentahedron box-shaped structure with an opening at one end in the embodiment of the present application is shown in fig. 6, the first-order modal frequency is 915 Hz. The testing arrangement that is used for image acquisition equipment 3 including one end open-ended hollow pentahedron box-shaped structure compares with prior art's shape of falling T testing arrangement in this application embodiment, and maximum modal frequency has had improvement by a wide margin, can effectually avoid taking place resonance with image acquisition equipment 3 at the in-process of test to improve test data's accuracy.
In another practical solution, referring to fig. 7, the equipment installation part 2 includes 3 installation plates, the 3 installation plates are respectively vertically disposed on the base 1, and the 3 installation plates are connected with each other two by two to form a hollow trihedral box-shaped structure with an open end. The inverted T-shaped testing device in the prior art only has one mounting plate, the hollow trihedral box-shaped structure with an opening at one end in the embodiment of the present application is equivalent to adding two reinforcing rib structures on the basis of the structure of the inverted T-shaped testing device, and the two reinforcing ribs are connected into a whole, obviously, the section moment of inertia, the strength and the rigidity of the hollow trihedral box-shaped structure with an opening at one end in the embodiment of the present application are all superior to those of the inverted T-shaped testing device, so the maximum modal frequency of the testing device for the image acquisition apparatus 3 in the embodiment of the present application is inevitably higher than that of the inverted T-shaped testing device in the prior art, the first-order modal simulation result of the inverted T-shaped testing device is shown in fig. 4, the first-order modal frequency of which is 618Hz, and the first-order simulation result of the testing device for the image acquisition apparatus 3 including the hollow trihedral box-shaped structure with an opening at one end in the embodiment of the present application is shown in fig. 7, the first-order modal frequency was 929 Hz. Compared with the inverted T-shaped testing device in the prior art, the testing device for the image acquisition equipment 3, which comprises the hollow trihedral box-shaped structure with one open end, has the advantages that the maximum modal frequency is greatly improved, resonance with the image acquisition equipment 3 can be effectively avoided in the testing process, and the accuracy of test data is improved.
As an alternative embodiment, the base 1 and the device mounting portion 2 are integrally formed.
In the embodiment of the application, base 1 and equipment installation department 2 integrated into one piece to reach the better fixed effect of base 1 and equipment installation department 2, can practice thrift the cost simultaneously. Preferably, the base 1 and the device mounting portion 2 are integrally molded from an aluminum alloy.
As an alternative embodiment, the fixing portion 11 includes a plurality of mounting holes.
In the embodiment of the application, the fixing portion 11 comprises 10 mounting holes, and the 10 mounting holes are through holes, so that the base 1 and the test workbench can be fixedly connected through the connecting piece conveniently. Preferably, the connector comprises a bolt.
The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The testing device for the image acquisition equipment is characterized by comprising a base (1) and an equipment mounting part (2) arranged on the base (1);
the base (1) is provided with a fixing part (11), and the base (1) is fixedly connected with the test workbench through the fixing part (11);
the equipment mounting part (2) comprises a plurality of mounting plates (21), and the mounting plates (21) form a polyhedral box-shaped structure; the installation position of at least one image acquisition equipment (3) is arranged on a single installation plate (21), and the image acquisition equipment (3) is fixedly connected with the installation plate (21) through the installation position.
2. The test device for image capturing apparatus of claim 1, wherein the mounting location includes a flat surface.
3. The testing device for image acquisition equipment according to claim 2, characterized in that the mounting location is connected to the image acquisition equipment (3) by gluing.
4. The testing device for image acquisition apparatuses according to claim 1, characterized in that the plurality of mounting plates (21) are vertically arranged on the base (1).
5. The test device for an image pickup apparatus according to claim 1, wherein the apparatus mounting portion (2) comprises 4 mounting plates (21), the 4 mounting plates (21) constituting a tetrahedral box-shaped structure having one open end.
6. The test device for an image pickup apparatus according to claim 1, wherein the apparatus mounting portion (2) includes 3 mounting plates (21), the 3 mounting plates (21) constituting a three-sided box-like structure having an opening at one end.
7. The test device for an image pickup apparatus according to claim 1, wherein the apparatus mounting portion (2) comprises 5 mounting plates (21), the 5 mounting plates (21) constituting a five-sided box-like structure having an opening at one end.
8. The test device for an image capturing apparatus according to claim 1, characterized in that the base (1) and the apparatus mounting part (2) are integrally formed.
9. The testing device for the image acquisition equipment according to claim 8, wherein the base (1) and the equipment mounting part (2) are made of aluminum alloy.
10. The testing device for image acquisition apparatuses according to claim 1, characterized in that said fixed portion (11) comprises a plurality of mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220380406.7U CN217084128U (en) | 2022-02-24 | 2022-02-24 | Testing device for image acquisition equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220380406.7U CN217084128U (en) | 2022-02-24 | 2022-02-24 | Testing device for image acquisition equipment |
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| Publication Number | Publication Date |
|---|---|
| CN217084128U true CN217084128U (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220380406.7U Active CN217084128U (en) | 2022-02-24 | 2022-02-24 | Testing device for image acquisition equipment |
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| CN (1) | CN217084128U (en) |
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- 2022-02-24 CN CN202220380406.7U patent/CN217084128U/en active Active
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