CN217156666U

CN217156666U - Electromagnetic interference test platform

Info

Publication number: CN217156666U
Application number: CN202123337029.3U
Authority: CN
Inventors: 温智华; 张春子; 张凌昊; 廖一霏; 冯治恒; 许慧兰
Original assignee: Guangxi Tengzhi Investment Co ltd
Current assignee: Guangxi Tengzhi Investment Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-08-09
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses an electromagnetic interference test platform, including the base with set up in testing platform on the base, be provided with the protection casing on the base, testing platform is located in the protection casing, be provided with the electromagnetic interference detector in the protection casing, testing platform goes up to slide and is provided with and holds the board be provided with under first opening and the second open-ended condition on the protection casing, it can run through simultaneously to hold the board first opening with the second opening. In this application, the electromagnetic interference detector is surrounded by the protection casing, and then can avoid external environment to lead to the fact the influence to the electromagnetism dry detector to influence the testing result.

Description

Electromagnetic interference test platform

Technical Field

The utility model relates to a testing arrangement technical field especially relates to an electromagnetic interference test platform.

Background

Before the electronic product leaves the factory, the electromagnetic radiation generated by the electronic product generally needs to be detected so as to avoid the influence on the user caused by the excessive electromagnetic radiation. In the prior art, an electromagnetic interference detector for detecting electromagnetic radiation is in an open state and is easily influenced by an external environment, so that the detection result is inaccurate. The present application is therefore directed to an emi testing platform that overcomes the above-mentioned deficiencies.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide an electromagnetic interference test platform.

The purpose of the utility model is realized through the following technical scheme: the utility model provides an electromagnetic interference test platform, include the base with set up in testing platform on the base, be provided with the protection casing on the base, be provided with the electromagnetic interference detector in the protection casing, testing platform goes up to slide and is provided with holding the board be provided with under the first opening and the second open-ended condition on the protection casing, holding the board and can run through simultaneously first opening with the second opening.

Preferably, a push rod motor is arranged on the detection platform and connected to the containing plate, and the containing plate can move back and forth along the connecting line direction of the first opening and the second opening.

Preferably, the containing plate is provided with a first clamping seat and a second clamping seat, and the second clamping seat is located at the second side of the protective cover under the condition that the first clamping seat is located at the first side of the protective cover.

Preferably, the first card holder and the second card holder are both provided with power interfaces.

Preferably, the first card holder and the second card holder are both provided with a mechanical switch, and the mechanical switch is connected to the power interface.

Preferably, the mechanical switch includes a base, a rocker and an elastic cord, the rocker is hinged to the base, and a first end of the rocker is connected to the base through the elastic cord.

Preferably, the base is provided with a first electrode plate, and the second end of the rocker is provided with a second electrode plate.

Preferably, the protective cover is provided therein with a pressing plate to which the second end can be abutted in a case where the mechanical switch enters the protective cover.

The utility model has the advantages of it is following:

(1) the electromagnetic interference detector is surrounded by the protection casing, and then can avoid external environment to lead to the fact the influence to the electromagnetism dry detector to influence the testing result.

(2) The detection efficiency of the electronic product can be improved through the reciprocating motion of the containing plate.

(3) When the electronic product enters the protective cover, the mechanical switch is turned on, so that the electronic product is electrified to work, and when the electronic product is discharged from the protective cover, the mechanical switch is automatically turned off, so that the electronic product is powered off, and the purposes of reducing energy consumption and lightening the workload of testers can be achieved.

Drawings

FIG. 1 is a schematic view of the arrangement of the components of the EMI testing platform in a main view state;

FIG. 2 is a schematic structural diagram of the arrangement of the components of the electromagnetic interference testing platform in a top view state according to the present invention;

FIG. 3 is a schematic diagram of the arrangement of the components of the electromagnetic interference testing platform in a left-view state according to the present invention;

fig. 4 is a schematic structural diagram of the mechanical switch.

In the figure, 1-a base, 2-a detection platform, 3-a protective cover, 4-an electromagnetic interference detector, 5-a containing plate, 3 a-a first opening, 3 b-a second opening, 6-a push rod motor, 7-a first clamping seat, 8-a second clamping seat, 9-a first side, 10-a second side, 11-a power interface, 12-a mechanical switch, 12 a-a seat body, 12 b-a rocker, 12 c-an elastic rope, 13-a first electrode slice, 14-a second electrode slice and 15-a pressing plate.

Detailed Description

The invention will be further described with reference to the accompanying drawings, without limiting the scope of the invention to the following:

as shown in fig. 1 to 4, the present application provides an electromagnetic interference testing platform, which includes a base 1 and a detecting platform 2 disposed on the base 1. Be provided with protection casing 3 on the base 1, testing platform 2 is arranged in protection casing 3 or testing platform 2 sets up the below of protection casing 3 is provided with electromagnetic interference detector 4 in the protection casing 3, and the last slip of testing platform 2 is provided with holds board 5, and under the condition that is provided with first opening 3a and second opening 3b on protection casing 3, it can run through first opening 3a and second opening 3b simultaneously to hold board 5. The shield 3 may be made of lead to have an electromagnetic shielding effect to avoid external influences on the electromagnetic interference detector 4. When the electromagnetic interference detector is used, the electronic product is placed into the protective cover 3 after being electrified, and can generate electromagnetic radiation, so that the electromagnetic interference detector can detect the electromagnetic radiation, and whether the electromagnetic radiation of the electronic product does not meet the set requirement or not is judged. When the electromagnetic radiation exceeds the standard, the electromagnetic interference detector can give an alarm in the modes of sound, light and the like. Through the above setting mode, the electromagnetic interference detector is surrounded by the protection casing, and then can avoid external environment to lead to the fact the influence to the electromagnetism dry detector to influence the testing result. The electromagnetic interference detector may be a publicly sold FTB01 type electromagnetic radiation detector, which operates on the principle of: the FTB01 model electromagnetic radiation detector has tuned the natural radio wave intensity to: 0000. artificial electromagnetic radiation exists in the space, and the intensity of the artificial electromagnetic radiation is less than 10 mu W/CM ² (80dBμW/CM ² ) The instrument then displays: 0000; the electromagnetic radiation intensity is more than 10 mu W/CM ² And in time, the instrument displays 0-9999 numbers, which represent the field intensity value: total power of radio waves received per square centimeter in units of μ W/cm ² . If the radiation intensity exceeds Pr ≥ 200 μ W/CM ² When the instrument displays the field intensity value, it sends out a tic! Tic! An alarm sound.

Preferably, a push rod motor 6 is arranged on the detection platform 2, the push rod motor 6 is connected to the containing plate 5, and the containing plate 5 can move back and forth along the connecting line direction of the first opening 3a and the second opening 3 b. The containing plate 5 is provided with a first clamping seat 7 and a second clamping seat 8, and the second clamping seat 8 is positioned at a second side 10 of the protection cover 3 under the condition that the first clamping seat 7 is positioned at a first side 9 of the protection cover 3. The first clamping seat 7 and the second clamping seat can be clamped with electronic products, and the detection efficiency of the electronic products can be improved through the reciprocating motion of the containing plate 5. That is, as shown in fig. 1, the containing plate moves to the left, the electronic product on the second card holder 8 can be sent into the protective cover 3 for electromagnetic interference detection, and at this time, the electronic product on the first card holder 7 for detection can be taken down and replaced by a new electronic product.

Preferably, the first card holder 7 and the second card holder 8 are both provided with a power interface 11, and when the electronic product is inserted into the first card holder 7 or the second card holder, a power plug of the electronic product can be connected with the power interface 11, so that automatic power-on work of the electronic product is realized.

Preferably, the first card holder 7 and the second card holder 8 are both provided with a mechanical switch 12, and the mechanical switch 12 is connected to the power interface 11. The mechanical switch 12 includes a base 12a, a rocker 12b and an elastic cord 12c, the rocker 12b is hinged to the base 12a, and a first end of the rocker 12b is connected to the base 12a via the elastic cord 12 c. A first electrode pad 13 is disposed on the housing 12a, and a second electrode pad 14 is disposed on a second end of the rocker 1 b. A pressing plate 15 is provided in the shield 3, the second end being abuttingly contactable to the pressing plate 15 in case the mechanical switch 12 enters the shield 3. The first electrode plate can be connected to the positive pole of a power supply, the second electrode plate can be connected to the positive pole of the power supply through the power interface 11, and then when the first electrode plate and the second electrode plate are in contact, the electronic product can be electrified to work. Through the above setting mode, when the electronic product got into protection casing 3, mechanical switch opened for the electronic product goes up electric work, and when the electronic product discharged from the protection casing, mechanical switch self-closing made the electronic product outage, and then can reach the purpose that reduces the energy consumption and alleviate tester work load.

The working principle of this application does: the electronic product that will detect is placed in first cassette 7 or second cassette 8, opens push rod motor 6 and removes in order to promote holding plate 5, and then can send the electronic product into protection casing 3, just can realize the power-on or the outage of electronic product automatically based on mechanical switch 12 and the interact of pressing according to pressing down plate 15, and then when the electronic product power-on work, alright measure the electromagnetic radiation of electromagnetic product through electromagnetic interference detector 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an electromagnetic interference test platform, include base (1) and set up in detection platform (2) on base (1), its characterized in that, be provided with protection casing (3) on base (1), be provided with electromagnetic interference detector (4) in protection casing (3), it is provided with board (5) to hold to slide on detection platform (2) be provided with under the condition of first opening (3a) and second opening (3b) on protection casing (3), board (5) can run through simultaneously first opening (3a) with second opening (3 b).

2. The EMI test platform as claimed in claim 1, wherein the testing platform (2) is provided with a push rod motor (6), the push rod motor (6) is connected to the holding plate (5), and the holding plate (5) can move back and forth along a connecting line direction of the first opening (3a) and the second opening (3 b).

3. The emi test platform according to claim 2, wherein the holding plate (5) is provided with a first clamping seat (7) and a second clamping seat (8), and the second clamping seat (8) is located on the second side (10) of the shielding hood (3) in case the first clamping seat (7) is located on the first side (9) of the shielding hood (3).

4. The EMI testing platform according to claim 3, characterized in that said first card holder (7) and said second card holder (8) are each provided with a power interface (11).

5. The EMI test platform according to claim 4, characterized in that a mechanical switch (12) is provided on each of the first card holder (7) and the second card holder (8), the mechanical switch (12) being connected to the power interface (11).

6. The EMI testing platform according to claim 5, wherein the mechanical switch (12) comprises a base (12a), a rocker (12b) and an elastic cord (12c), the rocker (12b) being hinged to the base (12a), a first end of the rocker (12b) being connected to the base (12a) via the elastic cord (12 c).

7. The EMI testing platform as set forth in claim 6, wherein said base (12a) is provided with a first electrode pad (13) and said rocker (12b) is provided with a second electrode pad (14) at a second end thereof.

8. The EMI testing platform according to claim 7, characterized in that a pressing plate (15) is arranged in the protective hood (3), the second end being abuttable to the pressing plate (15) in case the mechanical switch (12) enters the protective hood (3).