CN217278474U

CN217278474U - Support for OTA test

Info

Publication number: CN217278474U
Application number: CN202123186296.5U
Authority: CN
Inventors: 赵坤; 刘英哲
Original assignee: Jiangsu Yingtuo Power Technology Co Ltd
Current assignee: Jiangsu Yingtuo Power Technology Co Ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-08-23
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a support is used in OTA test, the on-line screen storage device comprises a base, the sleeve bottom fixed connection of the top surface middle part of base and vertical installation, the bottom of seting up opening and lead screw at the sleeve top stretch into in the sleeve and with sleeve threaded connection, the top of lead screw and the bottom surface fixed connection of roof, the top surface of roof rotates installs the testboard, the top surface of base rotates installs the carousel, and sets up the through-hole that supplies the sleeve to pass the carousel on the carousel, evenly installs the telescopic link of a plurality of vertical settings around the sleeve between carousel and the roof. The utility model discloses a telescopic link can be to the height of support adjust, and when the telescopic link passes through the roof to drive the lead screw rotation moreover, can realize laborsaving effect, easy operation is convenient.

Description

Support for OTA test

Technical Field

The utility model relates to a test support specifically is a support is used in OTA test.

Background

The OTA test darkroom is a device specially designed for testing the over-the-air transmission parameters of the mobile phone antenna. The working frequency range supported by the darkroom is closely related to the loss and the measuring distance of the darkroom, the measuring distance is the distance between the measuring rotary table for placing the terminal to be tested and the measuring antenna of the darkroom, however, the measuring antenna in the prior OTA testing darkroom is fixed, so the distance between the measuring rotary table for placing the terminal to be tested and the measuring antenna of the darkroom is fixed after the construction of the darkroom is finished, and the support for the OTA testing has great limitation when in use.

In the prior art, in order to solve the above-mentioned problem, can generally add the performance that can remove for the support, but still have very big limitation like this, all can't adjust to the height and the orientation of support to and the product size that the support can be suitable for, be suitable for inconveniently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a OTA test is with support solves in-service use, the problem that meets.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a support is used in OTA test, includes the base, the sleeve bottom fixed connection of the top surface middle part and the vertical installation of base, the bottom of seting up opening and lead screw at the sleeve top stretch into in the sleeve and with sleeve threaded connection, the top of lead screw and the bottom surface fixed connection of roof, the top surface of roof is rotated and is installed the testboard, the top surface of base is rotated and is installed the carousel, and sets up the through-hole that supplies the sleeve to pass the carousel on the carousel, evenly installs the telescopic link of a plurality of vertical settings around the sleeve between carousel and the roof.

Preferably, the following components: the top of telescopic link and the bottom surface fixed connection of roof, and the bottom of telescopic link and the top surface fixed connection of carousel.

It should be noted that when the overall height of the support is adjusted, a worker only needs to grasp a telescopic rod and drive the top plate to rotate, the top plate drives the screw rod to rotate, the overall height of the support is adjusted through interaction between the screw rod and the sleeve, and finally the height of the support is fixed through the thread self-locking characteristic between the screw rod and the sleeve, so that the operation is simple and convenient.

Preferably: the top surface of roof is located the rotation of the part outside the testboard and installs the rotation round pin of vertical setting, and the top welded fastening of rotation round pin has the rotation handle, and welded fastening has the couple on the rotation round pin, and the bottom of rotation round pin is fixed with the torsional spring with the junction of roof to in-service use provides power for the rotation round pin through the torsional spring, and makes the couple press in the side of testboard, fixes the testboard.

Preferably, the following components: the side of testboard is equipped with anti-skidding line, through the mating reaction with the couple, improves the fixed effect to the testboard, and when rotating the testboard, only need drive the rotational pin through rotating the handle and rotate, make couple and testboard separation can, easy operation is convenient, and through the rotation to the testboard, direction when can freely adjusting OTA test improves the practicality of support.

Preferably: the top surface of the test board is welded with a fixed plate which is symmetrically arranged relative to the circle center of the test board, pull rods which are horizontal and vertical to the fixed plate are slidably mounted on the fixed plate, one ends of the pull rods, facing the circle center of the test board, are fixedly welded with clamping plates, the other ends of the pull rods are fixedly welded with push-pull handles, the side surfaces of the push-pull handles are fixedly connected with one ends of springs sleeved on the pull rods, and the other ends of the springs are fixedly connected with the side surfaces of the fixed plate.

When carrying out the centre gripping fixed to the test product, only need through handle pulling pull rod and drive the grip block slip, place the product at last between the grip block can, easy operation not only can be applicable to not the product centre gripping of equidimension moreover fixed, has further improved the practicality of support.

Compared with the prior art, the beneficial effects of the utility model are that:

can adjust the height of support through the telescopic link, when the telescopic link passes through the roof to drive the lead screw and rotates in addition, can realize laborsaving effect, easy operation is convenient.

When testing, not only can highly adjust the test product, can also adjust and fix the test direction of product, in addition, this support can be applicable to and test the product of specification variation in size, has effectively improved the practicality of support.

Drawings

Fig. 1 is a schematic structural diagram of a support for OTA testing.

Fig. 2 is a schematic structural diagram of a top surface of a top plate in a support for OTA testing.

As shown in the figure: 1. a base; 2. a turntable; 3. a through hole; 4. a telescopic rod; 5. a screw rod; 6. a sleeve; 7. a top plate; 8. a test bench; 9. hooking; 10. a rotation pin; 11. rotating the handle; 12. a clamping plate; 13. a pull rod; 14. a fixing plate; 15. a spring; 16. push-pull handle.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to fig. 1-2, in the embodiment of the utility model, an OTA test support, the on-line screen storage device comprises a base 1, the top surface middle part of base 1 and the 6 bottom fixed connections of sleeve of vertical installation, 6 tops of sleeve are seted up the bottom of opening and lead screw 5 and are stretched into in the sleeve 6 and with sleeve 6 threaded connection, the top of lead screw 5 and the bottom surface fixed connection of roof 7, the top surface of roof 7 is rotated and is installed testboard 8, the top surface of base 1 is rotated and is installed carousel 2, and set up on the carousel 2 and supply sleeve 6 to pass through-hole 3 of carousel 2, evenly install the telescopic link 4 of a plurality of vertical settings around sleeve 6 between carousel 2 and the roof 7.

The top of telescopic link 4 and the bottom surface fixed connection of roof 7, and the bottom of telescopic link 4 and the top surface fixed connection of carousel 2.

It should be noted that, when the overall height of the bracket is adjusted, a worker only needs to grasp one telescopic rod 4 and drive the top plate 7 to rotate, the top plate 7 drives the screw rod 5 to rotate, the screw rod 5 and the sleeve 6 interact with each other, the overall height of the bracket is adjusted, and finally, the height of the bracket is fixed through the thread self-locking characteristic between the screw rod 5 and the sleeve 6, so that the operation is simple and convenient.

The top surface of roof 7 is located the part rotation outside testboard 8 and installs vertical setting rotation pin 10, and the top welded fastening of rotation pin 10 has rotation handle 11, and welded fastening has couple 9 on the rotation pin 10, and the bottom of rotation pin 10 is fixed with the torsional spring with the junction of roof 7 to in-service use, provide power for rotation pin 10 through the torsional spring, and make couple 9 press in the side of testboard 8, fix testboard 8.

The side of testboard 8 is equipped with anti-skidding line, through the mating reaction with couple 9, improves the fixed effect to testboard 8, and when rotating testboard 8, only need drive rotational pin 10 through rotating handle 11 and rotate, make couple 9 and testboard 8 separation can, easy operation is convenient, and through the rotation to testboard 8, direction when can the free adjustment OTA test improves the practicality of support.

The top surface of the test bench 8 is welded with a fixing plate 14 which is symmetrically arranged relative to the circle center of the test bench 8, pull rods 13 which are horizontal and vertical to the fixing plate 14 are arranged on the fixing plate 14 in a sliding mode, one end, facing the circle center of the test bench 8, of each pull rod 13 is fixedly welded with a clamping plate 12, the other end of each pull rod 13 is fixedly welded with a push-pull handle 16, the side surface of each push-pull handle 16 is fixedly connected with one end of a spring 15 which is sleeved on the corresponding pull rod 13, and the other end of each spring 15 is fixedly connected with the side surface of the corresponding fixing plate 14.

When carrying out the centre gripping fixed to the test product, only need through 16 pulling pull rods 13 of handle and drive grip block 12 and slide, place the product at last between the grip block 12 can, easy operation not only can be applicable to the product centre gripping of equidimension not fixed moreover, has further improved the practicality of support.

Claims

1. The utility model provides a support is used in OTA test, including base (1), a serial communication port, the top surface middle part of base (1) and sleeve (6) bottom fixed connection of vertical installation, the bottom that opening and lead screw (5) were seted up at sleeve (6) top stretch into in sleeve (6) and with sleeve (6) threaded connection, the top of lead screw (5) and the bottom surface fixed connection of roof (7), the top surface of roof (7) is rotated and is installed testboard (8), the top surface of base (1) is rotated and is installed carousel (2), and set up through-hole (3) that supply sleeve (6) to pass carousel (2) on carousel (2), around sleeve (6) evenly install telescopic link (4) of a plurality of vertical settings between carousel (2) and roof (7).

2. The OTA test bracket according to claim 1, wherein the top end of the telescopic rod (4) is fixedly connected with the bottom surface of the top plate (7), and the bottom end of the telescopic rod (4) is fixedly connected with the top surface of the turntable (2).

3. The support for the OTA test according to claim 1, wherein a vertically arranged rotating pin (10) is rotatably mounted on the top surface of the top plate (7) outside the test platform (8), a rotating handle (11) is fixedly welded on the top end of the rotating pin (10), a hook (9) is fixedly welded on the rotating pin (10), and a torsion spring is fixed at the joint of the bottom end of the rotating pin (10) and the top plate (7).

4. The support for OTA testing according to claim 1, characterized in that the test bench (8) is provided with anti-slip threads on its side.

5. The support for the OTA test according to claim 1, wherein a fixed plate (14) symmetrically arranged with respect to the center of the test platform (8) is welded to the top surface of the test platform (8), pull rods (13) which are horizontal and perpendicular to the fixed plate (14) are slidably mounted on the fixed plate (14), a clamping plate (12) is welded and fixed to one end of each pull rod (13) facing the center of the test platform (8), a push-pull handle (16) is welded and fixed to the other end of each pull rod (13), the side surface of each push-pull handle (16) is fixedly connected with one end of a spring (15) sleeved on the corresponding pull rod (13), and the other end of each spring (15) is fixedly connected with the side surface of the corresponding fixed plate (14).