Wireless radio frequency consistency testing device for mobile communication terminal

Abstract

The utility model belongs to the technical field of testing, and particularly relates to a wireless radio frequency consistency testing device for a mobile communication terminal, which aims at solving the problem that the position of the mobile communication terminal placed in a part of existing testing devices is inconvenient to adjust, and the following scheme is provided: the wireless radio frequency consistency testing device comprises a shielding box, a partition plate is fixedly installed in the shielding box, the interior of the shielding box is divided into a control cavity and a test cavity by the partition plate, one side of the control cavity is sealed through a fixed side plate, a movable door is arranged on one side of the test cavity, and the movable door is hinged to the shielding box. According to the wireless radio frequency consistency testing device for the mobile communication terminal, through the design of the shielding box and the partition plate, the stability of a testing environment is ensured, external interference is reduced, the accuracy of testing data is ensured, meanwhile, due to the arrangement of the lifting assembly and the tray, the testing operation is more flexible and convenient, and the testing requirements of different terminals are met.

Description

Technical Field

[0001] The utility model relates to the technical field of testing, in particular to a mobile communication terminal wireless radio frequency consistency testing device. Background Art

[0002] With the continuous development of mobile communication technology, the wireless RF performance of mobile communication terminals is crucial to ensuring communication quality and user experience. Therefore, in the production and development of mobile communication terminals, wireless RF consistency testing has become an indispensable part. However, traditional wireless RF test devices still have the following problems in use:

[0003] When using traditional wireless RF test devices, most of them directly place the tray carrying the mobile communication terminal in the test box, which makes it inconvenient to adjust the position of the mobile communication terminal placed inside, and it is difficult to meet the corresponding requirements of different devices for test conditions. In some cases, it is necessary to place additional items under the tray for heightening, which is not convenient to use.

[0004] In view of the above problems, the present utility model document proposes a mobile communication terminal wireless radio frequency consistency testing device. Utility Model Content

[0005] The utility model aims to solve the defect that some test devices in the prior art are inconvenient to adjust the position of the mobile communication terminal placed inside the test devices, and proposes a mobile communication terminal wireless radio frequency consistency test device.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A mobile communication terminal wireless radio frequency consistency test device, comprising:

[0008] A shielding box, wherein a partition is fixedly installed inside the shielding box, and the partition divides the inside of the shielding box into two areas: a control chamber and a test chamber. One side of the control chamber is sealed by a fixed side plate, and one side of the test chamber is provided with a movable door, which is hinged to the shielding box and is used to place the mobile communication terminal to be tested;

[0009] It also includes a comprehensive tester, which is fixedly mounted on the top of the partition through a fixed bracket, and the comprehensive tester is electrically connected to an antenna, and one end of the radio frequency transmitter head of the antenna is fixedly passed through the partition and extends into the test cavity;

[0010] It also includes a tray, which is made of absorbing cotton, and is arranged in the test cavity. A plurality of placement cavities are opened on the top of the tray, and the plurality of placement cavities are used to place a plurality of mobile communication terminals;

[0011] A lifting component is used to adjust the distance between the tray and the antenna.

[0012] In one possible design, the lifting assembly includes a slide rail fixedly mounted on the inner wall of one side of the test cavity, a support frame is provided on one side of the slide rail, one end of the support frame is slidably connected to the inner wall of the slide rail, a mounting plate is provided on the top of the support frame, and the mounting plate is fixedly mounted on the bottom of the tray, a screw is provided inside the slide rail, one end of the screw is rotatably connected to the bottom inner wall of the shielding box, the other end of the screw rotates through the partition and is fixedly mounted with a first bevel gear, an adjusting rod is rotatably penetrated through the inner wall of one side of the control cavity, a second bevel gear is fixedly mounted on one end of the adjusting rod located in the control cavity, the second bevel gear is meshed with the first bevel gear, and a handwheel is fixedly mounted on one end of the adjusting rod located outside the shielding box for completing the rotation drive of the screw, and the screw is threadedly connected to the support frame.

[0013] In a possible design, two slides are fixedly installed at the bottom of the mounting plate, and the two slides are respectively located on both sides of the support frame. Slide grooves are opened inside the two slides, and limiting columns are fixedly installed on both sides of the support frame. The two limiting columns are respectively slidably connected to adjacent slide grooves to realize the sliding in and out of the tray.

[0014] In a possible design, a first metal contact is fixedly installed on one side of one of the sliding seats through an insulating plate, and a second metal contact is fixedly installed on one side of the support frame through another insulating plate. The first metal contact cooperates with the second metal contact to ensure that the test will proceed normally only after the tray is completely entered into the shielding box. Absorbing cotton is provided on one side of the movable door, and the absorbing cotton cooperates with the tray to ensure that the first metal contact can be tightly attached to the second metal contact when the movable door is in a closed state.

[0015] In a possible design, multiple inner walls of the test cavity are provided with a shielding layer, and the shielding layer includes a plurality of spike-shaped protrusions arranged on one side thereof, so as to ensure a good test effect inside the test cavity.

[0016] In a possible design, a handle is provided on one side of the movable door for opening the movable door, and a magnetic strip is provided on one side of the movable door and magnetically cooperates with one side of the shielding box to ensure a good sealing effect of the test chamber.

[0017] In the present application, when in use, the user can open the movable door and pull out the tray. At this time, the user can place the started mobile communication terminal to be tested in the placement cavity. Then the user can push the tray back into the test cavity and close the movable door. At this time, the movable door will slightly squeeze the tray, so that the first metal contact and the second metal contact on one side of the tray can be kept in close contact; when the first metal contact and the second metal contact are not connected, the comprehensive tester will not work. At this time, the user can test the shielding box and its internal components to ensure good test accuracy; when the first metal contact and the second metal contact are connected, the user can start the comprehensive tester, and the antenna can send and receive corresponding radio frequency signals. Through the comprehensive tester, the wireless radio frequency consistency of the mobile communication terminal can be detected, and the test results will be transmitted to the external host for user viewing; when in use, the user can also turn the hand wheel on one side of the shielding box, and at this time, the screw can be driven to rotate under the transmission of the first bevel gear and the second bevel gear, and the distance between the tray and the antenna can be adjusted to meet the testing requirements of different devices.

[0018] Beneficial effects:

[0019] In the utility model, the mobile communication terminal wireless radio frequency consistency test device is provided with a test cavity inside the shielding box, thereby effectively isolating external interference and ensuring the stability of the test environment. At the same time, the shielding layer provided inside the test cavity can further reduce the reflection and interference of electromagnetic waves, thereby improving the accuracy of the test.

[0020] In the utility model, the mobile communication terminal wireless radio frequency consistency test device, the integrated tester and the antenna as the core components of the test device, has the characteristics of high precision and high sensitivity, and can accurately measure the wireless radio frequency performance of the mobile communication terminal. At the same time, the multiple placement cavities arranged on the tray can test multiple terminals at the same time, thereby improving the test efficiency;

[0021] In the utility model, the mobile communication terminal wireless radio frequency consistency test device can flexibly adjust the distance between the tray and the antenna through the lifting component, which can adapt to the test requirements of different mobile communication terminals, and the tray can be easily pushed into or out of the test cavity, which is convenient for placing and taking out the terminal to be tested;

[0022] In the utility model, the mobile communication terminal wireless radio frequency consistency test device can ensure that the test is carried out normally only after the tray is completely entered into the shielding box through the cooperation of the first metal contact sheet and the second metal contact sheet, thereby avoiding equipment damage or test data distortion caused by misoperation;

[0023] In the utility model, the mobile communication terminal wireless radio frequency consistency test device ensures the stability of the test environment and reduces external interference through the design of the shielding box and the partition, thereby ensuring the accuracy of the test data. At the same time, the setting of the lifting component and the tray makes the test operation more flexible and convenient, meeting the test requirements of different terminals. In addition, the device is safe and reliable, effectively preventing the risks of misoperation and electromagnetic wave leakage, and providing strong support for the research and development and production of mobile communication terminals. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional structural schematic diagram of a mobile communication terminal wireless radio frequency consistency test device proposed by the utility model;

[0025] Figure 2 This is a schematic diagram of the internal structure of a mobile communication terminal wireless radio frequency consistency test device proposed by the utility model;

[0026] Figure 3 A schematic diagram of the tray structure of a mobile communication terminal wireless radio frequency consistency test device proposed by the utility model;

[0027] Figure 4 A schematic diagram of a tray sliding structure of a mobile communication terminal wireless radio frequency consistency test device proposed by the utility model;

[0028] Figure 5 The utility model provides a schematic diagram of the metal contact piece installation structure of a mobile communication terminal wireless radio frequency consistency test device.

[0029] In the figure: 1. shielding box; 2. movable door; 3. partition; 4. control chamber; 5. test chamber; 6. shielding layer; 7. comprehensive tester; 8. antenna; 9. slide rail; 10. mounting plate; 11. tray; 12. placement chamber; 13. screw; 14. first bevel gear; 15. second bevel gear; 16. support frame; 17. limit column; 18. slide seat; 19. slide groove; 20. first metal contact; 21. second metal contact. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0031] Example 1

[0032] Reference Figure 1-5 , a testing device, comprising:

[0033] Shielding box 1, the interior of the shielding box 1 is divided into two areas, a control chamber 4 and a test chamber 5, by a partition 3. One side of the control chamber 4 is sealed by a fixed side panel, and one side of the test chamber 5 is provided with a movable door 2, which is hinged to the shielding box 1 to facilitate the placement and removal of the mobile communication terminal to be tested.

[0034] An integrated tester 7 is arranged in the control cavity 4. The integrated tester 7 is fixedly mounted on the top of the partition 3 through a fixed bracket. The integrated tester 7 is electrically connected to an external computer host. The integrated tester 7 is the same as that in the patent with announcement number CN206042004U. The integrated tester 7 is electrically connected to an antenna 8. One end of the RF transmitter head of the antenna 8 is fixedly passed through the partition 3 and extends into the test cavity 5 for receiving and transmitting RF signals.

[0035] A tray 11 is arranged in the test cavity 5. The tray 11 is made of absorbing cotton and has good absorbing performance, which can reduce interference during the test process. A plurality of placement cavities 12 are opened on the top of the tray 11. The plurality of placement cavities 12 are used for placing and testing a plurality of mobile communication terminals at the same time, thereby improving the test efficiency.

[0036] In order to adjust the distance between the tray 11 and the antenna 8, a lifting assembly is further provided in this embodiment, and the lifting assembly includes a slide rail 9 fixedly mounted on the inner wall of one side of the test cavity 5, and a support frame 16 is provided on one side of the slide rail 9, and one end of the support frame 16 is slidably connected to the inner wall of the slide rail 9. A mounting plate 10 is provided on the top of the support frame 16, and the mounting plate 10 is fixedly mounted on the bottom of the tray 11. The lifting and lowering of the tray 11 is achieved by sliding the support frame 16 on the slide rail 9;

[0037] A screw 13 is provided inside the slide rail 9, one end of the screw 13 is rotatably connected to the bottom inner wall of the shielding box 1, and the other end is rotatably passed through the partition 3 and fixedly installed with a first bevel gear 14. An adjusting rod is rotatably passed through the inner wall of one side of the control chamber 4, and the end of the adjusting rod located in the control chamber 4 is fixedly installed with a second bevel gear 15, and the second bevel gear 15 is meshed with the first bevel gear 14. A handwheel is fixedly installed at one end of the adjusting rod located outside the shielding box 1. The operator drives the rotation of the adjusting rod and the second bevel gear 15 by turning the handwheel, and then drives the rotation of the screw 13 through the first bevel gear 14. Since the screw 13 is threadedly connected to the support frame 16, the rotation of the screw 13 will drive the support frame 16 to slide on the slide rail 9, thereby realizing the lifting and lowering of the tray 11.

[0038] Two slides 18 are fixedly installed at the bottom of the mounting plate 10, and the two slides 18 are respectively located on both sides of the support frame 16. A slide groove 19 is opened inside the two slides 18. Limiting columns 17 are fixedly installed on both sides of the support frame 16. The two limiting columns 17 are respectively slidably connected to adjacent slide grooves 19, so that the tray 11 can be pushed in and out while sliding, and the stability of the tray 11 during the lifting process is ensured.

[0039] The present application can be used in the technical field of wireless radio frequency consistency testing of mobile communication terminals, and can also be used in other fields applicable to the present application.

[0040] Example 2

[0041] refer to Figure 1 , 2 5. Improved on the basis of Example 1: a mobile communication terminal wireless radio frequency consistency test device, which is applied to the field of communication test technology;

[0042] In order to ensure the safety of the test process, a first metal contact 20 is fixedly installed on one side of one slide 18 through an insulating plate, and a second metal contact 21 is fixedly installed on one side of the support frame 16 through another insulating plate. The first metal contact 20 cooperates with the second metal contact 21. When the tray 11 completely enters the shielding box 1, the first metal contact 20 is tightly attached to the second metal contact 21, and the test can be carried out normally at this time; absorbing cotton is also provided on one side of the movable door 2, and the absorbing cotton cooperates with the tray 11 to ensure that when the movable door 2 is in a closed state, the first metal contact 20 can be tightly attached to the second metal contact 21.

[0043] In order to improve the shielding effect of the test cavity 5, multiple inner walls of the test cavity 5 are provided with a shielding layer 6. The shielding layer 6 includes multiple spike-shaped protrusions arranged on one side thereof. These protrusions can increase the contact area between the shielding layer 6 and the surrounding environment, further improve the shielding effect, and ensure a good test effect inside the test cavity 5.

[0044] A handle is also provided on one side of the movable door 2 to facilitate the operator to open it. At the same time, a magnetic strip is provided on one side of the movable door 2 to magnetically cooperate with one side of the shielding box 1 to ensure that the test chamber 5 has a good sealing effect when closed.

[0045] The working principle and use process of the present technical solution are as follows: when in use, the user can open the movable door 2 and pull out the tray 11. At this time, the user can place the started mobile communication terminal to be tested in the placement cavity 12. Then, the user can push the tray 11 back into the test cavity 5 and close the movable door 2. At this time, the movable door 2 will slightly squeeze the tray 11, so that the first metal contact 20 and the second metal contact 21 on one side of the tray 11 can be kept in close contact; when the first metal contact 20 and the second metal contact 21 are not connected, the comprehensive tester 7 will not work. At this time, the user can test the shielding box 1 and its internal components. Ensure that the test has good accuracy; when the first metal contact 20 and the second metal contact 21 are connected, the user can start the comprehensive tester 7, and the antenna 8 can send and receive the corresponding radio frequency signal. Through the comprehensive tester 7, the wireless radio frequency consistency detection of the mobile communication terminal can be completed, and the detection result will be transmitted to the external host for user viewing; when in use, the user can also turn the handwheel on one side of the shielding box 1, at this time, the screw 13 can be driven to rotate under the transmission of the first bevel gear 14 and the second bevel gear 15, and the distance between the tray 11 and the antenna 8 can be adjusted, which is convenient to meet the testing requirements of different devices.

[0046] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A mobile communication terminal wireless radio frequency consistency test device, characterized in that: include: A shielding box (1), wherein a partition (3) is fixedly installed inside the shielding box (1), and the partition (3) divides the inside of the shielding box (1) into two areas, a control chamber (4) and a test chamber (5); one side of the control chamber (4) is sealed by a fixed side plate, and one side of the test chamber (5) is provided with a movable door (2), and the movable door (2) is hinged to the shielding box (1) and is used for placing a mobile communication terminal to be tested; It also includes a comprehensive tester (7), which is fixedly mounted on the top of the partition (3) through a fixed bracket, and the comprehensive tester (7) is electrically connected to an antenna (8), and one end of the radio frequency transmitter head of the antenna (8) is fixedly passed through the partition (3) and extends into the test cavity (5); It also comprises a tray (11), the tray (11) is made of wave-absorbing cotton, the tray (11) is arranged in the test cavity (5), a plurality of placement cavities (12) are provided on the top of the tray (11), and the plurality of placement cavities (12) are used to place a plurality of mobile communication terminals; A lifting component is provided, wherein the lifting component is used to adjust the distance between the tray (11) and the antenna (8).

2. A mobile communication terminal wireless radio frequency consistency test device according to claim 1, characterized in that: The lifting assembly comprises a slide rail (9) fixedly mounted on an inner wall of one side of the test cavity (5); a support frame (16) is provided on one side of the slide rail (9); one end of the support frame (16) is slidably connected to the inner wall of the slide rail (9); a mounting plate (10) is provided on the top of the support frame (16); the mounting plate (10) is fixedly mounted on the bottom of the tray (11); a screw rod (13) is provided inside the slide rail (9); one end of the screw rod (13) is rotatably connected to the bottom inner wall of the shielding box (1); The other end of the screw (13) rotates through the partition (3) and is fixedly mounted with a first bevel gear (14); an adjusting rod rotates through the inner wall of one side of the control chamber (4); one end of the adjusting rod located in the control chamber (4) is fixedly mounted with a second bevel gear (15); the second bevel gear (15) is meshed with the first bevel gear (14); one end of the adjusting rod located outside the shielding box (1) is fixedly mounted with a hand wheel for completing the rotational drive of the screw (13); the screw (13) is threadedly connected to the support frame (16).

3. A mobile communication terminal wireless radio frequency consistency test device according to claim 2, characterized in that: Two slide seats (18) are fixedly installed at the bottom of the mounting plate (10), and the two slide seats (18) are respectively located on both sides of the support frame (16). The two slide seats (18) are provided with slide grooves (19) inside. Limiting columns (17) are fixedly installed on both sides of the support frame (16), and the two limiting columns (17) are respectively slidably connected to adjacent slide grooves (19) for realizing the sliding push-in and push-out of the tray (11).

4. A mobile communication terminal wireless radio frequency consistency test device according to claim 3, characterized in that: A first metal contact (20) is fixedly mounted on one side of one of the slide seats (18) via an insulating plate, and a second metal contact (21) is fixedly mounted on one side of the support frame (16) via another insulating plate. The first metal contact (20) cooperates with the second metal contact (21) to ensure that the test can proceed normally only after the tray (11) is completely inserted into the shielding box (1). Absorbing cotton is arranged on one side of the movable door (2), and the absorbing cotton cooperates with the tray (11) to ensure that the first metal contact (20) can be tightly attached to the second metal contact (21) when the movable door (2) is in a closed state.

5. A mobile communication terminal wireless radio frequency consistency test device according to claim 1, characterized in that: The multiple inner walls of the test cavity (5) are all provided with a shielding layer (6), and the shielding layer (6) comprises a plurality of spike-shaped protrusions arranged on one side thereof, so as to ensure a good test effect inside the test cavity (5).

6. A mobile communication terminal wireless radio frequency consistency test device according to claim 1, characterized in that: A handle is provided on one side of the movable door (2) for opening the movable door (2), and a magnetic strip is provided on one side of the movable door (2) for magnetically cooperating with one side of the shielding box (1) to ensure a good sealing effect of the test chamber (5).

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