CN219224893U - Shielding isolation test equipment - Google Patents
Shielding isolation test equipment Download PDFInfo
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- CN219224893U CN219224893U CN202320167923.0U CN202320167923U CN219224893U CN 219224893 U CN219224893 U CN 219224893U CN 202320167923 U CN202320167923 U CN 202320167923U CN 219224893 U CN219224893 U CN 219224893U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model relates to the field of test equipment, in particular to shielding isolation test equipment. The utility model discloses shielding isolation test equipment, which comprises a shielding shell, a test tool and a test control unit, wherein the test tool and the test control unit are arranged in the shielding shell, the shielding shell comprises a bottom shell and a flip cover which is arranged on the bottom shell in an openable mode, an inner telescopic mechanism and an outer telescopic mechanism are further arranged in the shielding shell, a control end of the inner telescopic mechanism and a control end of the outer telescopic mechanism are connected with the test control unit, the test tool is arranged on the inner telescopic mechanism and the outer telescopic mechanism, and the inner telescopic mechanism and the outer telescopic mechanism are used for driving the test tool to be telescopic and switched between the inner part and the outer part of the shielding shell. The utility model adopts a flip-type structure, the equipment is simple and convenient to install and maintain, and the cost is low; the test fixture can extend out of the shielding shell, so that the test fixture is convenient to assemble, disassemble and maintain, and when a product to be tested is placed, the sight line cannot be blocked, the product to be tested is convenient to place in place, and the test efficiency and the user experience are improved.
Description
Technical Field
The utility model belongs to the field of test equipment, and particularly relates to shielding isolation test equipment.
Background
In the production process of many electronic products, such as an automobile PEPS remote control system, a reversing host, an ECU controller, a BCM controller, etc., shielding and isolation tests are often required, for example, when RF high-frequency signal tests are performed. The shielding isolation test is performed by using a shielding test box. The conventional shielding test box is drawer-type and flip-type, and has the defects of high cost, difficult disassembly and maintenance of internal components, easy shielding of the sight of the product to be tested by a front plate of a drawer, and inconvenient placement of the product to be tested; the shielding test box of flip formula, degree of automation is low, and the test fixture is fixed inside shielding shell, and shielding shell's inner space is less, is inconvenient for the dismouting of test fixture to change, and the product location position that awaits measuring on the test fixture is not enough directly perceived, influences the product that awaits measuring and places in place, reduces efficiency of software testing and user experience.
Disclosure of Invention
The utility model aims to provide shielding isolation test equipment for solving the technical problems.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a shielding isolation test equipment, includes shielding shell and sets up test fixture and test control unit in shielding shell, and shielding shell includes the drain pan and can open the flip of ground lid on the drain pan, still is equipped with inside and outside telescopic machanism in the shielding shell, and inside and outside telescopic machanism's control end is connected with test control unit, and test fixture sets up on inside and outside telescopic machanism, and inside and outside telescopic machanism is used for driving test fixture and stretches out and draws back the switching between shielding shell inside and outside.
Further, inside and outside telescopic machanism includes expansion plate and flexible actuating mechanism, and the test fixture sets up on the expansion plate, and flexible actuating mechanism is used for driving the expansion plate and carries out flexible removal.
Furthermore, the telescopic driving mechanism is realized by adopting an air cylinder.
Further, be equipped with the installing support in the shielding casing, be equipped with the spout on the installing support, be equipped with the slide rail on the expansion plate, the expansion plate passes through slide rail and spout cooperation and scalable setting on the installing support.
Further, the test fixture is fixed on the expansion plate in a positioning way through the first positioning mechanism.
Further, the device also comprises a cover opening and closing mechanism, wherein the control end of the cover opening and closing mechanism is connected with the test control unit, and the cover opening and closing mechanism is used for driving the flip cover to be opened or closed.
Further, the switch cover mechanism is realized by adopting an air cylinder.
Further, the test fixture is provided with a first test probe, the first test probe is used for being connected with a corresponding test point of a product to be tested, and the first test probe is correspondingly and electrically connected with the test control unit.
Still further, still be equipped with elevating system and second test probe unit in the shield shell, the second test probe unit passes through elevating system liftable ground and sets up in the top of test fixture, and elevating system's control end is connected with test control unit, and the second test probe of second test probe unit is used for being connected with the corresponding test point of the product that awaits measuring.
Still further, elevating system includes lifter plate and lift actuating mechanism, and lift actuating mechanism is used for driving the lifter plate and goes up and down, and second test probe unit includes second test probe and probe fixed plate, and the second test probe is fixed on the probe fixed plate, and the lifter plate is equipped with slot and second positioning mechanism, and the probe fixed plate inserts and establishes in the slot and fix a position fixedly through second positioning mechanism, and the probe fixed plate adopts transparent material to make, and the lifter plate is equipped with the observation window that corresponds to the second test probe.
The beneficial technical effects of the utility model are as follows:
the utility model adopts a flip-type structure, the installation and maintenance of the internal parts of the equipment are simple and convenient, and the cost is low; the test fixture can extend out of the shielding shell, so that the test fixture is convenient to assemble, disassemble and maintain, and when a product to be tested is placed, the sight line cannot be blocked, the product to be tested is convenient to place in place, and the test efficiency and the user experience are improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed 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 utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of an embodiment of the present utility model;
FIG. 2 is a block diagram of another angle of an embodiment of the present utility model;
FIG. 3 is a partial block diagram of an embodiment of the present utility model;
FIG. 4 is a partially exploded view of an embodiment of the present utility model;
FIG. 5 is a diagram of another portion of a block diagram of an embodiment of the present utility model;
FIG. 6 is another partially exploded view of an embodiment of the present utility model;
FIG. 7 is an open cover state diagram of an embodiment of the present utility model;
fig. 8 is a partial structural view of an open cover state according to an embodiment of the present utility model.
Detailed Description
For further illustration of the various embodiments, the utility model is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present utility model. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.
The utility model will now be further described with reference to the drawings and detailed description.
As shown in fig. 1-8, the present embodiment is a shielding and isolation test apparatus for testing RF high-frequency signals of products, but not limited thereto. The shielding isolation test equipment comprises a shielding shell 1, a test tool 2 and a test control unit 3, wherein the test tool 2 and the test control unit 3 are arranged in the shielding shell 1, the shielding shell 1 comprises an open bottom shell 11 and a flip cover 12 which can be opened and covered on the opening of the bottom shell 11, in the specific embodiment, the shielding shell 1 is of a generally square structure, the structure is reasonable and compact, and of course, in some embodiments, the shielding shell 1 can also be of other structures, such as a prism, a hemisphere and the like. The shield case 1 may be made of a shielding material such as steel or aluminum.
The test fixture 2 is used for positioning and fixing a product 4 to be tested, an inner telescopic mechanism 5 and an outer telescopic mechanism 5 are further arranged in the shielding shell 1, a control end of the inner telescopic mechanism 5 and the outer telescopic mechanism 5 is connected with the test control unit 3, the test fixture 2 is arranged on the inner telescopic mechanism 5 and the outer telescopic mechanism 5 is used for driving the test fixture 2 to stretch and switch between the inside of the shielding shell 1 (shown in figure 3) and the outside of the shielding shell 1 (shown in figure 7).
Specifically, in this embodiment, the inner and outer telescopic mechanisms 5 include a telescopic plate 51 and a telescopic driving mechanism 52, the test tool 2 is fixedly disposed on the telescopic plate 51, and the telescopic driving mechanism 52 is used for driving the telescopic plate 51 to perform telescopic movement so as to drive the test tool 2 to be located inside the shielding shell 1 or extend out of the shielding shell 1.
The shielding shell 1 is internally provided with a mounting bracket 6, the mounting bracket 6 is provided with a sliding groove 61, the bottom surface of the expansion plate 51 is provided with a sliding rail 511, and the expansion plate 51 is arranged on the mounting bracket 6 in a telescopic way through sliding fit between the sliding rail 511 and the sliding groove 61. Preferably, the number of the sliding grooves 61 is two, the two sliding grooves 61 are arranged in parallel at intervals and extend along the front-rear direction, and correspondingly, the number of the sliding rails 511 is two, so that the telescopic movement of the telescopic plate 51 is smoother, but not limited thereto, and in some embodiments, the telescopic plate 51 may be arranged on the mounting bracket 6 in a telescopic manner by adopting other existing movable mechanisms.
Preferably, the telescopic driving mechanism 52 is implemented by using an air cylinder 521, which has simple structure, small volume and low cost, the air cylinder 521 is fixed on the mounting bracket 6, and the output end of the air cylinder 521 is fixedly connected with the front end (taking fig. 4 as a direction reference) of the telescopic plate 51 for driving the telescopic plate 51 to perform front-back expansion. But is not limited thereto, in some embodiments, the telescoping drive mechanism 52 may also be implemented using a motor drive mechanism; the expansion plate 51 may be expanded and contracted in the left-right direction.
The upper surface of expansion plate 51 is equipped with limiting plate 512 spacing in the left and right sides of test fixture 2, and test fixture 2 spacing sets up between limiting plate 512 to fix on expansion plate 51 through first positioning mechanism location.
Preferably, in this embodiment, the first positioning mechanism is implemented by using the indexing pins 513, which is simple in structure, and the test fixture 2 is fast and convenient to assemble and disassemble, so that the test fixture 2 is convenient to install and replace, specifically, the number of the indexing pins 513 is two, and the two indexing pins are respectively arranged on the limiting plates 512 on the left side and the right side, and the left side and the right side of the test fixture 2 are provided with corresponding positioning holes 21. But is not limited thereto, and in some embodiments the first positioning mechanism may be implemented using other positioning mechanisms that are already present.
In this embodiment, the test fixture 2 is provided with a first test probe 7, the first test probe 7 is used for being connected with a corresponding test point on the lower surface of the product to be tested 4, the first test probe 7 is correspondingly electrically connected with the test control unit 3, and the specific structure needs to be selected according to the specific product to be tested 4 and the specific test content, which can be easily realized by those skilled in the art and is not described in detail.
Further, the rear side of the test fixture 2 is provided with a first connection terminal 71, the mounting bracket 6 is provided with a second connection terminal 31 connected with the test control unit 3, the first connection terminal 71 is connected with the second connection terminal 31 in a pluggable manner, and the first test probe 7 is connected with the second connection terminal 31 through the first connection terminal 71 and correspondingly connected with the test control unit 3. When the test fixture 2 extends out of the shielding shell 1, the first connection terminal 71 is disconnected with the second connection terminal 31, so that the first test probe 7 is powered off, and the safety is improved; after the test fixture 2 is retracted into the shielding shell 1, the first connection terminal 71 is in plug connection with the second connection terminal 31. Of course, in some embodiments, the first test probe 7 may also be connected to the test control unit 3 by a flexible wire.
The shielding shell 1 is internally provided with a lifting mechanism 9 and a second test probe unit 8, the second test probe unit 8 is arranged above the test tool 2 in a lifting manner through the lifting mechanism 9, the control end of the lifting mechanism 9 is connected with the test control unit 3, a second test probe 81 of the second test probe unit 8 is used for being connected with a corresponding test point on the upper surface of the product 2 to be tested, the corresponding test point on the upper surface of the product 2 to be tested is correspondingly connected through the second test probe 81, and the shielding shell is suitable for the condition that the upper surface and the lower surface of the product 2 to be tested are respectively provided with a test point and the corresponding connection is required by the probe, and the structure of the probe on the test tool 2 is simpler, and of course, in some embodiments, the second test probe unit 8 is not required; or the test fixture 2 is not provided with the first test probes 7, and all the test probes are arranged on the lifting mechanism 9.
The lifting mechanism 9 includes a lifting plate 91 and a lifting driving mechanism 92, the lifting driving mechanism 92 is used for driving the lifting plate 91 to lift, in this embodiment, the number of the lifting driving mechanisms 92 is two, the two lifting driving mechanisms 92 are located below the lifting plate 91 and are connected with the left and right ends of the lifting plate 91, the two lifting driving mechanisms 92 are fixed on the mounting bracket 6, preferably, in this embodiment, the lifting driving mechanism 92 is implemented by an air cylinder 921, the structure is simple, the volume is small, the cost is low, the air cylinder 921 is fixed on the mounting bracket 6, and the output end of the air cylinder 921 is fixedly connected with the lifting plate 91. But is not limited thereto, and in some embodiments the telescoping drive mechanism 92 may be implemented using a motor drive mechanism.
The second test probe unit 8 includes a second test probe 81 and a probe fixing plate 82, the second test probe 81 is fixed on the probe fixing plate 82 and extends downward, a slot 911 and a second positioning mechanism are disposed on the lower surface of the lifting plate 91, the probe fixing plate 82 is inserted into the slot 911 and is positioned and fixed by the second positioning mechanism, and the assembly and disassembly are convenient, but not limited thereto, and in some embodiments, the probe fixing plate 82 may be fixed on the lifting plate 91 by using other existing fixing structures, such as clamping connection and the like.
Preferably, the second positioning mechanism is implemented by using two indexing pins 912, so that the structure is simple, the assembly and disassembly of the second test probe unit 8 are fast and convenient, the installation and replacement of the second test probe unit 8 are convenient, and specifically, the number of the indexing pins 912 is two and the two indexing pins are arranged on the lifting plate 91, and the upper surface of the probe fixing plate 82 is provided with two corresponding positioning holes 821. But is not limited thereto, and in some embodiments the second positioning mechanism may be implemented using other positioning mechanisms that are already present.
In this embodiment, the probe fixing plate 82 is made of a transparent material, such as a transparent acrylic material, and the lifting plate 91 is provided with an observation window 913 corresponding to the second test probe 81, so that during debugging, the contact condition between the second test probe 81 and the corresponding test point on the upper surface of the product 4 to be tested can be observed through the observation window 913 and the transparent probe fixing plate 82.
Further, the automatic cover opening and closing device further comprises a cover opening and closing mechanism 100, a control end of the cover opening and closing mechanism 100 is connected with the test control unit 3, the cover opening and closing mechanism 100 is used for driving the flip cover 12 to be opened or closed, the automatic degree is high, and the automatic cover opening and closing device is convenient to use.
Preferably, the cover opening and closing mechanism 100 is implemented by using an air cylinder 101, which has simple structure, small volume and low cost, the air cylinder 101 is rotatably arranged on the outer side surface of the bottom shell 11, and the output end of the air cylinder 101 is rotatably connected with the flip 12. But is not limited thereto, in some embodiments, the switch cover mechanism 100 may also be implemented using a motor drive mechanism.
In the present embodiment, the number of the cylinders 101 is two, which are respectively provided at the left and right outer sides of the shield case 1, so that the flip cover 12 is opened or closed more smoothly, but is not limited thereto.
The test control unit 3 comprises a test circuit and a control circuit, and reference is made in particular to the test control unit of an existing RF high-frequency signal test apparatus, which is not part of the improvement of the present utility model and will not be described in detail.
In this embodiment, the left and right outer side walls of the shielding shell 1 are further provided with handles 13, respectively, so that the shielding isolation test equipment can be conveniently carried.
The testing working process comprises the following steps:
when the product 4 to be tested is to be placed, the test control unit 3 controls the air cylinder 101 to drive the flip cover 12 to open, the control air cylinder 921 drives the lifting plate 91 to ascend so as to drive the second test probe 81 to ascend and separate from the product 4 to be tested, as shown in fig. 7, the control air cylinder 521 drives the test tool 2 to extend out of the shielding shell 1, the product 4 to be tested is placed on the test tool 2 (at this time, the test tool 2 is located out of the shielding shell 1, the sight line is not blocked, the product 4 to be tested is placed in place conveniently, the test efficiency and the user experience are improved), after placement, the control air cylinder 521 drives the test tool 2 to retract into the shielding shell 1, the control air cylinder 921 drives the lifting plate 91 to descend so as to drive the second test probe 81 to descend so as to enable the second test probe 81 to contact with the corresponding upper surface of the product 4 to be tested, as shown in fig. 1 and 3, after the test is completed, the control air cylinder 101 drives the test tool 12 to open, the control air cylinder 921 drives the lifting plate 91 to ascend so as to drive the second test probe 81 to separate from the product 4 to be tested, and after the test is completed, the control air cylinder 521 drives the test probe 2 to extend out of the shielding shell 1 to extend out of the product 4 to the test, the test is automatically removed, and the test is convenient to take out the product 4.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. The utility model provides a shielding isolation test equipment, includes shielding shell and sets up test fixture and test control unit in shielding shell, and shielding shell includes drain pan and openable ground lid and establishes the flip on the drain pan, its characterized in that: the inside and outside telescopic machanism still is equipped with in the shield shell, and inside and outside telescopic machanism's control end is connected with test control unit, and test fixture sets up on inside and outside telescopic machanism, and inside and outside telescopic machanism is used for driving test fixture and stretches out and draws back the switching between inside and outside the shield shell.
2. The shielding isolation test apparatus of claim 1, wherein: the inner telescopic mechanism and the outer telescopic mechanism comprise telescopic plates and telescopic driving mechanisms, the test fixture is arranged on the telescopic plates, and the telescopic driving mechanisms are used for driving the telescopic plates to conduct telescopic movement.
3. The shielding isolation test apparatus of claim 2, wherein: the telescopic driving mechanism is realized by adopting an air cylinder.
4. The shielding isolation test apparatus of claim 2, wherein: the shielding shell is internally provided with a mounting bracket, the mounting bracket is provided with a sliding groove, the expansion plate is provided with a sliding rail, and the expansion plate is arranged on the mounting bracket in a telescopic way through the matching of the sliding rail and the sliding groove.
5. The shielding isolation test apparatus of claim 2, wherein: the test fixture is positioned and fixed on the expansion plate through the first positioning mechanism.
6. The shielding isolation test apparatus of claim 1, wherein: the test control unit is used for controlling the flip cover to be opened or closed.
7. The shielding isolation test apparatus of claim 6, wherein: the switch cover mechanism is realized by adopting an air cylinder.
8. The shielding isolation test apparatus of claim 1, wherein: the test fixture is provided with a first test probe, the first test probe is used for being connected with a corresponding test point of a product to be tested, and the first test probe is correspondingly and electrically connected with the test control unit.
9. The shielding isolation test apparatus of claim 8, wherein: the shielding shell is internally provided with a lifting mechanism and a second test probe unit, the second test probe unit is arranged above the test tool in a lifting manner through the lifting mechanism, the control end of the lifting mechanism is connected with the test control unit, and the second test probe of the second test probe unit is used for being connected with a corresponding test point of a product to be tested.
10. The shielding isolation test apparatus of claim 9, wherein: the lifting mechanism comprises a lifting plate and a lifting driving mechanism, the lifting driving mechanism is used for driving the lifting plate to lift, the second test probe unit comprises a second test probe and a probe fixing plate, the second test probe is fixed on the probe fixing plate, the lifting plate is provided with a slot and a second positioning mechanism, the probe fixing plate is inserted in the slot and is positioned and fixed through the second positioning mechanism, the probe fixing plate is made of transparent materials, and the lifting plate is provided with an observation window corresponding to the second test probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320167923.0U CN219224893U (en) | 2023-02-02 | 2023-02-02 | Shielding isolation test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320167923.0U CN219224893U (en) | 2023-02-02 | 2023-02-02 | Shielding isolation test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219224893U true CN219224893U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320167923.0U Active CN219224893U (en) | 2023-02-02 | 2023-02-02 | Shielding isolation test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219224893U (en) |
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2023
- 2023-02-02 CN CN202320167923.0U patent/CN219224893U/en active Active
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