CN111157818A

CN111157818A - Test box

Info

Publication number: CN111157818A
Application number: CN201911422545.0A
Authority: CN
Inventors: 梁海森
Original assignee: Chengdu Opper Mobile Communication Co Ltd
Current assignee: Chengdu Opper Mobile Communication Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-05-15

Abstract

The utility model provides a test box, including box, coupling assembling. The box body is used for accommodating a test component arranged in the box body to be tested; the connecting assembly comprises a fixed seat fixed in the box body and a connector arranged on the fixed seat, and the fixed seat comprises a first limiting assembly used for limiting the connector along the left-right direction and a second limiting assembly used for limiting the connector along the up-down direction; one end of the connector is a connector, and the connector is used for the equipment to be tested to be plugged. The technical scheme can improve the alignment reliability when the connector in the test box is connected with the equipment to be tested.

Description

Test box

Technical Field

The present disclosure relates to the field of testing, and in particular, to a test box.

Background

Nowadays, signal transmission between various electronic devices tends to be developed in a wireless direction, such as mobile phones, tablet devices, smart watches, and the like. In order to ensure that the electronic device has a good transmission function of various wireless signals, a transmission function test needs to be performed on the product in the development and manufacturing stage of the product. In order to improve the accuracy of the test result and avoid the influence of other external signal test environments, the product to be tested can be placed in the test box, and the product to be tested in the test box and the test equipment outside the test box are connected through the connector.

In the related art, the connector is usually fixed on the spring mechanism by a single screw, so that when the connector is plugged with the equipment to be tested, the connector can realize left-right position adjustment, and therefore, the connector is correctly aligned with the connection interface of the equipment to be tested. However, after the spring is used for a long time, the elasticity of the spring is weakened and the spring cannot rebound, so that left and right alignment failure is easily caused when the device to be tested is connected with the connector, and even the connection joint of the device to be tested and the connector are damaged.

Disclosure of Invention

One object of the present disclosure is to improve the reliability of alignment when a connector in a test box is connected to a device to be tested.

In order to solve the technical problem, the following technical scheme is adopted in the disclosure:

according to one aspect of the present disclosure, there is provided a test kit comprising:

the box body is used for accommodating equipment to be tested, and a test assembly is arranged in the box body;

the connecting assembly comprises a fixed seat fixed in the box body and a connector arranged on the fixed seat, and the fixed seat comprises a first limiting assembly used for limiting the connector along the left-right direction and a second limiting assembly used for limiting the connector along the up-down direction;

one end of the connector is a connector, and the connector is used for the equipment to be tested to be plugged.

According to the technical scheme, the fixing seat is fixed on the box body and comprises the first limiting assembly so as to limit the connector left and right; the fixing seat is further provided with a second limiting assembly for limiting the connector up and down, so that the connector is fixed on the fixing seat. When the connector of the connector is plugged with the connection interface of the device to be tested and is subjected to a force to be plugged, the first limiting component and the second limiting component can keep the position of the connector stable under the limiting action on the connector, so that the connector is ensured to be reliably plugged with the device to be tested; in addition, the probability that the connection interface of the device to be tested is damaged in the plugging process is reduced. Therefore, the technical scheme of the disclosure improves the alignment reliability when the connector in the test box is connected with the equipment to be tested.

Drawings

FIG. 1 is a schematic view of a portion of an embodiment of a mounting base of the present disclosure;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic view of an embodiment of a cover plate secured according to the present disclosure.

The reference numerals are explained below:

1. a fixed seat; 11. bracket 12, mounting plate; 111. a first spacing arm; 1111. a hinge slot; 112. a second limiting arm; 113. an installation table; 1131. a first positioning hole; 1132. a first mounting hole; 1133. a first side surface; 1134. a second side surface; 13. a cover plate; 121. and a position adjusting hole.

Detailed Description

While this disclosure may be susceptible to embodiment in different forms, there is shown in the drawings and will herein be described in detail only some specific embodiments thereof with the understanding that the present description is to be considered as an exemplification of the principles of the disclosure and is not intended to limit the disclosure to that as illustrated herein.

Thus, a feature indicated in this specification will serve to explain one of the features of one embodiment of the disclosure, and not to imply that every embodiment of the disclosure must have the stated feature. Further, it should be noted that this specification describes many features. Although some features may be combined to show a possible system design, these features may also be used in other combinations not explicitly described. Thus, the combinations illustrated are not intended to be limiting unless otherwise specified.

In the embodiments shown in the drawings, directional references (such as upper, lower, left, right, front and rear) are used to explain the structure and movement of the various elements of the disclosure not absolutely, but relatively. These descriptions are appropriate when the elements are in the positions shown in the drawings. If the description of the positions of these elements changes, the indication of these directions changes accordingly.

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Preferred embodiments of the present disclosure are described in further detail below with reference to the accompanying drawings of the present specification.

The present disclosure provides a test box for providing a test environment for a device to be tested. The device to be tested may be an electronic device, such as a cell phone, a tablet computer, a smart watch, a smart headset, a head-mounted electronic device, and the like. The test chamber may have various uses depending on the purpose of the test. In one embodiment, the test box is a GPS shielding box, and on one hand, when the electronic device is placed in the GPS shielding box, the GPS shielding box can shield external communication signals, electromagnetic signals, and the like. On the other hand, a receiving antenna and a transmitting antenna are arranged in the test box, so that various communication environments can be simulated. The working state of the electronic equipment in the communication environment in the GPS shielding box is tested. Of course the test chamber may be used for other test purposes. And are not limited herein.

Please refer to fig. 1 and fig. 2. In the following embodiments, the test box is exemplified as a GPS shield box. In one embodiment, the test box comprises a box body and a connecting assembly. The box body is used for accommodating equipment to be tested, and a testing component is arranged in the box body; the fixed seat 1 comprises a first limiting component for limiting the connector along the left-right direction and a second limiting component for limiting the connector along the up-down direction; one end of the connector is a connector for the equipment to be tested to be plugged.

As the box body of the GPS shielding box, the material of the box body can be made of shielding materials. The shape of the box body can be square or cylindrical. The test components in the box are arranged according to the purpose of the test box. In one embodiment, the test assembly includes an antenna assembly for transmitting and receiving communication signals. The antenna assembly can generate a corresponding communication environment according to test requirements so as to test the working performance of the device to be tested.

The connecting component is used for connecting the device to be tested so as to transmit the working state of the device to be tested to the testing device for analysis by the testing device. The test device may be an industrial personal computer located outside the test box. Specifically, in the above embodiment, the connecting assembly includes a fixing base and a connector, and one end of the connector is connected to the testing device through a flexible wire, such as a flat cable or a jumper.

The other end of the connector is a connector, and the corresponding connector can be selected according to the type of a connection interface of the equipment to be tested. In an embodiment, the connection interface of the device to be tested is a USB interface, and correspondingly, the connector is a USB connector. The type of the connector can be micro-USB, type-C and the like.

The connecting assembly may further include a circuit board on which a protection circuit, such as an overcurrent protection circuit, an overvoltage protection circuit, or the like, is disposed. The circuit board is electrically connected with a circuit in the connector to protect the connector.

In the above embodiment, the fixing base 1 includes the first limiting component for limiting the connector in the left-right direction, and the second limiting component for limiting the connector in the up-down direction. Here, the left-right direction may have a certain deviation from the horizontal direction, and the up-down direction may have a certain deviation from the vertical direction. And, according to the different locating position of test box, left and right direction and upper and lower direction also can exchange.

According to the technical scheme, the fixing seat 1 is fixed on the box body, and the fixing seat 1 comprises a first limiting component so as to limit the connector left and right; still including the spacing subassembly of second on the fixing base 1 to carry out spacing from top to bottom to the connector, be fixed in the fixing base 1 with the connector from this on. When the connector of the connector is plugged with the connecting interface of the device to be tested and the plugging force of the device to be tested is received, the first limiting component and the second limiting component can keep the position of the connector stable under the limiting effect on the connector, so that the reliable plugging of the connector and the device to be tested is ensured.

Please refer to fig. 1 and fig. 2. In an embodiment, the fixing base 1 includes a bracket 11 and a mounting plate 12 fixedly disposed on one side of the bracket 11, and the first limiting component and the second limiting component are both disposed on the bracket 11; the mounting plate 12 is fixedly mounted on the box body.

The first limiting component comprises a first limiting arm 111 and a second limiting arm 112 which are arranged on the same side of the bracket 11 and are arranged oppositely; the connector is sandwiched between the first and

second retainer arms

111 and 112.

Specifically, the first and

second stopper arms

111 and 112 are respectively provided on the left and right sides of the connector. In the correlation technique, through the left and right displacement of spring mechanism in order to adjust the connector, because the unreliability of spring performance, after long-term the use, the spring is because unable resilience, and leads to the connector to be difficult for counterpointing with the interface connection of the equipment that awaits measuring about the direction. In this embodiment, the left and right sides of the connector are limited by the first limiting arm 111 and the second limiting arm 112, so that the fixity of the connector in the left and right direction is ensured, and the reliability of the alignment with the connection interface of the device to be tested in the left and right direction is facilitated.

The first and second limiting

arms

111 and 112 may be connected to the mounting plate 12 to improve the overall stability and strength of the fixing base 1, or one of the first and second limiting

arms

111 and 112 may be connected to the mounting plate 12.

In one embodiment, a mounting platform 113 is projected on the bracket 11, the mounting platform 113 is located between the first position-limiting arm 111 and the second position-limiting arm 112, and the connector is mounted on the mounting platform 113; the mounting table 113 may not correspond in shape and size to the bracket 11.

Please refer to fig. 1. In one embodiment, the connector is provided with a first position-limiting portion protruding toward the bracket 11; when the connector is installed on the fixing seat 1, the first limiting portion is correspondingly located on one side (the first side surface 1133 in fig. 1) of the mounting plate 12 deviated from the mounting platform 113, and the surface of the first limiting portion is in contact with the surface of the mounting plate 12 deviated from the mounting platform 113. Therefore, when the connection interface of the device to be tested is plugged with the connector, the connector can be pushed towards one side of the mounting plate 12, at the moment, the surface of the mounting table 113 departing from one side of the mounting plate 12 abuts against the first limiting part, so that the connector is limited to move towards the mounting plate 12, and the stability of the connector and the connection interface of the device to be tested during plugging is ensured.

In one embodiment, the connector is provided with a second position-limiting portion protruding toward the bracket 11; when the connector is mounted on the fixing base 1, the second position-limiting portion is correspondingly located on one side (the second side surface 1134 in fig. 1) of the mounting platform 113 facing the mounting plate 12, and the surface of the second position-limiting portion contacts with the surface of the mounting platform 113 facing the mounting plate 12. Therefore, when the connector is pulled out from the connection interface of the device to be tested, the connector can be pulled away from one side of the mounting plate 12, and the surface of the mounting platform 113 facing one side of the mounting plate 12 abuts against the first limiting part to limit the displacement of the connector in the direction away from the mounting plate 12, so that the stability of the connector and the connection interface of the device to be tested in the separation process is ensured.

In an embodiment, the first position-limiting component includes a positioning pin, a first positioning hole 1131 is formed on the mounting platform 113, a second positioning hole is formed on the connector corresponding to the first positioning hole 1131, and the positioning pin is inserted into the first positioning hole 1131 and the second positioning hole to position the connector on the mounting platform 113.

Specifically, one or more first positioning holes 1131 and one or more second positioning holes may be disposed at the same time. Alternatively, three or four first positioning holes 1131 may be provided, and three or four second positioning holes may be correspondingly provided. The positioning holes can be arranged corresponding to different directions so as to ensure that the connector is effectively positioned in the left and right directions.

It can be seen that the first and second limiting

arms

111 and 112 and the positioning posts are engaged with each other to reliably limit and position the connector in the left-right direction.

Further, in order to effectively position the connector in the up-down direction. In an embodiment, the test box further includes a limit screw, the bracket 11 further has a first mounting hole 1132, and the connector has a second mounting hole corresponding to the first mounting hole 1132; the limit screw is inserted into the second mounting hole and the first mounting hole 1132, so as to fix the connector on the bracket 11.

The limit screw may be a screw, and the first mounting hole 1132 and the second mounting hole are correspondingly threaded holes. Through in the first mounting hole 1132, the second mounting hole of stop screw in to guarantee the reliable fixed of bracket 11 and connector, thereby carry out the spacing of upper and lower direction to the connector.

In order to further limit the connector in the up-down direction, the second limiting component further comprises a cover plate 13 and a fixing piece, the cover plate 13 is positioned on one side of the connector, which is far away from the bracket 11, and one end of the cover plate 13 is hinged with the first limiting arm 111;

when the cover plate 13 is rotated to the covering position, the other end of the cover plate 13 is overlapped with the surface of the second limiting arm 112, and the end part of the cover plate 13 is detachably connected with the second limiting arm 112 through a fixing piece, so that the limiting connector of the cover plate 13 moves towards one side far away from the bracket 11.

Please refer to fig. 1 and fig. 3. Specifically, apron 13 can be the strip, and the articulated groove 1111 that supplies an end holding of apron 13 is seted up at the top of first spacing arm 111, and the one end of apron 13 is connected through the pivot and the lateral wall that first spacing arm 111 formed articulated groove 1111 to the realization is connected with first spacing arm 111's articulated. The cover 13 can be opened and closed in the up-down direction. The connector may be placed on the bracket 11 when the cover 13 is opened, and when the cover 13 is closed, the lower surface of the cover 13 may just touch the top surface of the connector, and the other end of the cover 13 is fixed to the top surface of the second stopper arm 112 by a fixing member, which may be a screw, to thereby vertically restrict the connector.

Furthermore, the cover plate 13 and the second limiting arm 112 are detachably connected through a fixing member, so that the cover plate 13 can have an opening position and a closing position relative to the bracket. When the cover plate 13 is rotated to the open position, the damaged connector can be replaced conveniently, so that the fixing seat 1 can be reused.

In conclusion, the connector is effectively fixed at the lower limiting position of the first limiting assembly and the second limiting assembly. In order to further improve the matching of the connector position to the placement position of the device to be tested. In one embodiment, the main body further comprises a mounting plate 12, and the first limiting arm 111 and the second limiting arm 112 are both mounted on the same side of the mounting plate 12; along the length direction of the mounting plate 12, a plurality of position adjusting holes 121 are formed in the mounting plate 12, and the mounting plate 12 is mounted on the box body through the position adjusting holes 121.

In this embodiment, the position adjusting holes 121 are arranged in the vertical direction, and the position adjusting holes 121 having a suitable height may be selected according to the thickness or the placement position of the device to be tested and fixed on the case. Thereby realizing the position adjustment of the connector in the whole height direction.

In the related art, the fixing base 1 is usually assembled by screws, however, the screws are easily loosened by the multiple actions of the insertion and extraction force of the connector and the device to be tested, which causes the position of the connector to change and causes poor instability during insertion.

In an embodiment, the mounting plate 12, the first limiting arm 111, the second limiting arm 112, the bracket 11, and the mounting platform 113 are further integrally formed to avoid the use of screws, so as to improve the structural stability of the fixing base 1, thereby ensuring the effective fixation of the connector.

Specifically, the mounting plate 12, the first stopper arm 111, the second stopper arm 112, and the bracket 11 may be integrally formed by injection molding.

Further, in order to dissipate heat generated by the connector and the circuit board during operation. In one embodiment, a gap is provided between the mounting plate 12 and the bracket 11. It may be provided that an end face of the first stopper arm 111 is connected to the mounting plate 12, and a gap is provided between an end face of the second stopper arm 112 facing the mounting plate 12 and the mounting plate 12. The arrangement mode in this embodiment can not only effectively dissipate heat of the connector and the circuit board, but also reduce the weight of the fixing base 1.

While the present disclosure has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present disclosure may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. A test chamber, comprising:

the connecting assembly comprises a fixed seat fixed in the box body and a connector arranged on the fixed seat, and the fixed seat comprises a first limiting assembly used for limiting the connector along the left-right direction and a second limiting assembly used for limiting the connector along the up-down direction; the connector is used for plugging the equipment to be tested.

2. The test box of claim 1, wherein the fixing seat comprises a bracket and a mounting plate fixedly arranged on one side of the bracket, and the first limiting assembly and the second limiting assembly are arranged on the bracket;

the mounting plate is fixedly arranged on the box body.

3. The test box of claim 2, wherein the first stop assembly comprises a first stop arm and a second stop arm disposed on the same side of the bracket and disposed opposite to each other; the connector clamp is located between the first limiting arm and the second limiting arm.

4. The test cassette of claim 2, wherein a mounting platform is raised above the bracket, the mounting platform being located between the first retention arm and the second retention arm, the connector being mounted to the mounting platform;

the first limiting assembly further comprises a positioning pin, a first positioning hole is formed in the mounting platform, a second positioning hole is formed in the connector corresponding to the first positioning hole, and the positioning pin is inserted into the first positioning hole and the second positioning hole to position the connector on the mounting platform.

5. The test box of claim 4, wherein the second limiting component comprises a limiting screw, the mounting table is further provided with a first mounting hole, and the connector is provided with a second mounting hole corresponding to the first mounting hole;

the limiting screw is screwed in the first mounting hole and the second mounting hole to fixedly connect the connector with the mounting table.

6. The test box of claim 4, wherein the connector is provided with a first position-limiting portion protruding toward the socket;

the first limiting portion is correspondingly located on one side, back to the mounting plate, of the mounting table, and the surface of the first limiting portion is in contact with the surface, back to the mounting plate, of the mounting table.

7. The test box of claim 4, wherein the connector is provided with a second limiting portion protruding toward the socket;

the spacing portion of second is corresponding to be located the mount table orientation one side of mounting panel, just spacing partial surface of second with the mount table orientation the surface contact of mounting panel one side.

8. The test box of claim 2, wherein the second retention assembly further comprises a cover plate and a securing member, the cover plate being located on a side of the connector facing away from the socket, one end of the cover plate being hingedly connected to the first retention arm;

when the cover plate rotates to the covering position, the other end of the cover plate is in lap joint with the surface of the second limiting arm, and the end part of the cover plate is fixedly connected with the second limiting arm through the fixing piece, so that the cover plate blocks the connector to move towards one side far away from the bracket.

9. The test box of claim 2, wherein a plurality of position adjustment holes are formed in the mounting plate along a length direction of the mounting plate, and the mounting plate is mounted on the box body through the position adjustment holes.

10. The test box of claim 2, wherein the mounting plate, the bracket, the first retaining arm, and the second retaining arm are integrally formed.

11. A test box according to any one of claims 1 to 10, wherein the connector is a USB connector.

12. A test chamber as claimed in any one of claims 1 to 10, wherein the test chamber is a GPS shielded chamber and the test assembly includes an antenna assembly for transmitting and receiving communication signals.