CN220673838U

CN220673838U - Automatic testing device for set top box

Info

Publication number: CN220673838U
Application number: CN202322045791.7U
Authority: CN
Inventors: 傅鹏亮; 曾缤亿; 颜仲安; 宋建文; 范成云; 王宇; 李中青; 司继军; 郭世华; 张周
Original assignee: Fujian Zhiyi Electronic Technology Co ltd
Current assignee: Fujian Zhiyi Electronic Technology Co ltd
Priority date: 2023-08-01
Filing date: 2023-08-01
Publication date: 2024-03-26
Anticipated expiration: 2033-08-01

Abstract

The utility model discloses an automatic testing device for a set top box, which relates to the field of set top boxes and comprises a machine shell and a door plate, wherein a heating element and a testing circuit board are arranged in the machine shell, an upper layer plate and a lower layer plate are arranged in the machine shell in a back-and-forth movable mode, the upper layer plate and the lower layer plate are respectively provided with a first fan and a plurality of bases for forming a testing station, the lower layer plate is directly driven by an electric telescopic rod, and meanwhile, the electric telescopic rod indirectly drives the upper layer plate through matching a front stop block and a rear stop block of a deflector rod. When the automatic aging test device is used, the electric telescopic rod drives the upper layer plate and the lower layer plate, so that the upper layer plate and the lower layer plate fully filled with the set top box can retract backwards into the machine shell, the set top box is electrically connected to the test circuit board, and meanwhile, the door plate is automatically closed, so that the automatic aging test is realized. After the single aging test is completed, the electric telescopic rod drives the laminate to move forwards, the door plate is jacked up, and the set top box is separated from the test circuit board, so that heat dissipation and taking out of the set top box are facilitated.

Description

Automatic testing device for set top box

Technical Field

The utility model relates to the field of set top boxes, in particular to an automatic test device for a set top box.

Background

Every new set top box product in the research and development stage or the set top box product in the mass production process (according to a certain proportion) needs to be subjected to high-temperature ageing verification, the time is different from tens of hours to one thousand hours, the environment is normal, and the temperature is 35-67 ℃. The traditional set top box aging test is simpler, the set top box is connected with the test circuit board in the test box in an interface plugging mode in an artificial plugging mode, and the heating piece is started according to the requirement to perform the aging test. And after the aging test is finished, the set top box is separated from the test circuit board by a manual plugging mode. Because the high-temperature aging test is needed in part of the conditions, in order to avoid scalding, the set top box can be separated and taken out from the test equipment only after the test is finished and the set top box is required to be naturally cooled to the room temperature state because the conventional equipment does not have a rapid heat dissipation function. Therefore, the conditions of high labor cost, low working efficiency, easy scalding and the like exist, and the same set top box cannot be automatically subjected to multiple ageing test verification.

Disclosure of Invention

The utility model aims to provide an automatic testing device for a set top box, which aims to overcome the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the automatic test device for the set top box comprises a shell, wherein at least one test station for placing the set top box, a test circuit board for electrically connecting the set top box and a heating element for heating the interior of the shell are arranged in the shell; further comprises:

a laminate board, wherein at least one laminate board is arranged in the shell in a manner of moving back and forth, a plurality of bases for forming testing stations are arranged in a spaced arrangement, and a driving mechanism for moving the laminate board is arranged; the test circuit board is fixedly arranged in the rear position of each base in the shell;

the front end of the shell is provided with an opening, the door plate is arranged on the opening in a downward and turnover way, and an elastic reset piece which enables the door plate to turn upwards and close the opening is arranged; the front end of the laminate is provided with a roller for pushing the door plate open;

and the first fans are fixedly arranged between two adjacent bases of the laminate.

When the automatic aging test device is used, the heating piece is started to preheat the inside of the set top box, the driving mechanism is used for automatically driving the laminate, the laminate fully filled with the set top box can retract backwards into the casing, the set top box is electrically connected to the test circuit board in an interface inserting mode, and meanwhile, the door plate is automatically closed, so that automatic aging test is realized. After the single aging test time reaches the preset time, the driving mechanism is utilized to enable the laminate to move forward and jack the door plate, the set top box is separated from the test circuit board, heat dissipation is carried out, the temperature of the set top box is reduced rapidly, so that the set top box can be taken out conveniently, or the aging test is carried out again, and the efficiency is improved.

In one embodiment, the number of the laminates is two, namely an upper laminate and a lower laminate provided with the roller; the shell is fixedly provided with an electric telescopic rod, and the telescopic end of the electric telescopic rod is fixedly connected with the lower layer plate; a deflector rod is fixedly arranged on the lower end surface of the upper layer plate, and a front stop block and a rear stop block for abutting against the deflector rod are fixedly arranged on the upper end surface of the lower layer plate; the driving mechanism consists of a deflector rod, a front stop block, a rear stop block and an electric telescopic rod;

when the electric telescopic rod drives the lower layer plate to move forwards, the rear stop block is abutted against the deflector rod to drive the upper layer plate to move forwards, so that the set top boxes placed on the bases are separated from the corresponding test circuit boards; when the electric telescopic rod drives the lower layer plate to move backwards, the front stop block is abutted against the deflector rod to drive the upper layer plate to move backwards, so that the set top boxes placed on the bases are electrically connected with the corresponding test circuit boards.

Preferably, the door panel comprises a vertical section, the lower end of the vertical section is pivoted with the front end surface of the shell, a torsion spring is assembled at the pivot joint, and the torsion spring is used as the elastic reset piece; the upper end of the vertical section is fixedly provided with an inclined section, and the inclined section is positioned above the upper layer plate. The inclined section can enable the door plate to be opened, the opening is larger and the inclination is upward, so that people can get and put the set top box better, and the use convenience of the device is improved.

Preferably, the door plate is a toughened glass door, so that people can observe the condition inside the device through the door plate. And the design of the double-layer plate and the design of the inclined section of the door plate are matched, so that people can observe each layer of condition inside the device better.

Preferably, heating chambers are provided in the casing on both sides of the laminate, the heating member is fixedly provided in the heating chamber, and a second fan is provided in the heating chamber; the heating chamber is provided with an air outlet and an air inlet which are communicated with the laminate, and an air circulation system which is communicated with the laminate and the heating chamber is formed by all second fans and all first fans. The heating element is independently arranged in the heating chamber, so that the heating element is separated from other parts, and the heating chamber and the second fan and the heating element arranged in the heating chamber are fixedly arranged in the machine shell, so that the heating element cannot move along with the laminate and the like, the safety of the device is improved, and the unnecessary loss of the device is reduced.

Preferably, a partition board is fixedly arranged in the casing, the test circuit board is fixedly arranged on the front end face of the partition board, and an isolation chamber for wiring, assembling an adapter and a control circuit is formed on one side of the internal corner face of the partition board. The cross section of baffle personally submits the L type, through welding or modes such as screw set firmly inside the casing to utilize the baffle to carry out the subregion to the space of device inside, will walk line, other parts such as adapter, control circuit and concentrate the assembly, make the inside spatial layout of device more rationalize and modularization, be convenient for follow-up maintenance.

Preferably, the left and right sides of the laminate are disposed on the inner wall of the casing in a manner of matching the T-shaped slider with the slide rail.

Preferably, the base is concave, and is fixedly provided with a left side wall, a front side wall and a right side wall, so that the wrapping area of the base on the surface of the set top box is reduced, and more accurate aging test is facilitated. The base detachably sets firmly in the plywood to the base of change adaptation in different models STB improves the suitability of device.

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

the utility model comprises a shell and a door plate, wherein a heating element is arranged in the shell, at least one layer of plate is arranged in a back-and-forth movable way, a first fan and a plurality of bases for forming a test station are arranged on the plate, and a driving mechanism for moving the plate is arranged on the plate; the test circuit board is fixedly arranged in the rear position of each base in the machine shell. The front end of one of the plates is provided with a roller for pushing the door plate open. When the automatic aging test device is used, the heating piece is started to preheat the inside of the set top box, the driving mechanism is used for automatically driving the laminate, the laminate fully filled with the set top box can retract backwards into the casing, the set top box is electrically connected to the test circuit board in an interface inserting mode, and meanwhile, the door plate is automatically closed, so that automatic aging test is realized. After the single aging test time reaches the preset duration, the driving mechanism is utilized to enable the laminate to move forward and jack the door plate, the set top box is separated from the test circuit board, heat dissipation is facilitated, the temperature of the set top box is reduced rapidly, and then the set top box is conveniently taken out, or aging test is conducted again, efficiency is improved, and the degree of automation is high. The utility model is particularly suitable for laboratories, research laboratories.

In the second embodiment, the number of the laminates is two, namely an upper laminate and a lower laminate provided with rollers; the lower layer plate is directly driven by the electric telescopic rod, and meanwhile, the front stop block and the rear stop block which are fixedly arranged on the upper end face of the lower layer plate are matched with the deflector rod which is fixedly arranged on the upper layer plate, so that the electric telescopic rod indirectly drives the upper layer plate, the common driving of the multi-layer structure is realized, the automatic aging test of a plurality of set top boxes is realized, the structure is ingenious, and the maintenance is convenient.

Thirdly, in the utility model, the door plate comprises a vertical section, the lower end of the vertical section is pivoted with the front end surface of the shell, and a torsion spring is assembled at the pivot joint; the upper end of the vertical section is fixedly provided with an inclined section, and the inclined section is positioned above the upper layer plate. The inclined section can enable the door plate to be opened, the opening is larger and the inclination is upward, so that people can get and put the set top box better, and the use convenience of the device is improved. On this basis, the door plate is matched with a toughened glass door and a double-layer plate design, so that people can observe each layer of condition inside the device through the door plate.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a front view of the present utility model with the door panel removed. Wherein the solid arrows indicate the air flow direction.

Fig. 3 is a cross-sectional view of the present utility model taken along the direction A-A in fig. 2.

Fig. 4 is a cross-sectional view showing the upper and lower laminate of the present utility model in a pushed-out state.

FIG. 5 is a schematic view of the structure of the lower plate according to the present utility model.

Detailed Description

Specific embodiments of the present utility model will be described below with reference to the accompanying drawings. Numerous details are set forth in the following description in order to provide a thorough understanding of the present utility model, but it will be apparent to one skilled in the art that the present utility model may be practiced without these details.

As shown in fig. 1 to 4, an automatic testing device for a set top box comprises a casing 1, a laminate, a door panel 3 and a first fan 4. The interior of the housing 1 is provided with at least one test station for placing the set-top box a, a test circuit board 5 for electrically connecting the set-top box a, and a heating element 6 for heating the interior of the housing. The test circuit board 5 is a conventional component in the existing set-top box burn-in device, and a person skilled in the art may implement the test circuit board according to the prior art, which is not described herein.

As shown in fig. 1 to 4, the casing 1 is a box structure with an opening at the front end. The casing 1 includes, but is not limited to, a metal product or a plastic product. The door panel 3 is disposed in the opening in a downward and turnable manner, and is provided with an elastic reset member for turning the door panel upward to close the opening. Specifically, the door panel 3 includes a vertical section 31 and an inclined section 32. The lower end of the vertical section 31 is pivoted to the front end surface of the casing, a torsion spring is assembled at the pivot, and an inclined section 32 is fixed at the upper end of the vertical section 31. It should be noted that the use of the pin shaft to cooperate with the pivot seat to rotatably set the box or the door at one end of the door panel belongs to the conventional technology, and the assembly of the torsion spring at the pivot position serves as the elastic reset member, so that the door panel automatically closes the box or the door belongs to the conventional technology, and the implementation of the door panel according to the prior art can be performed by a person skilled in the art, and will not be repeated herein.

As shown in fig. 1 to 5, the inside of the casing 1 is provided with at least one of the above-mentioned laminate plates movably back and forth. Meanwhile, a plurality of seats 70 for forming the test stations are provided in a spaced-apart arrangement, and a driving mechanism for moving the laminate is provided. The inside of the casing 1 is also fixedly provided with the above-mentioned test circuit board 5 for electrically connecting the set-top box a at a rear position of each base 70.

As shown in fig. 1-4, in particular, the number of plies includes, but is not limited to, two, an upper ply 71 and a lower ply 72, respectively. The upper plate 71 and the lower plate 72 are provided in the same manner movably back and forth inside the casing 1 and are disposed in a vertically distributed manner. Taking the lower layer plate 72 as an example, the left and right ends of the lower layer plate 72 are respectively fixedly provided with a T-shaped slide block 721, the left and right inner walls of the casing 1 are respectively fixedly provided with a slide rail 12, and the lower layer plate 72 can be arranged on the inner wall of the casing 1 in a back-and-forth movement manner by sliding the T-shaped slide blocks 721 through the slide rails 12. Of course, the lower plate 72 may also be replaced by a conventional linear sliding connection structure such as a conventional ball sliding table, etc. instead of the T-shaped slider 721 and the slide rail 12, and those skilled in the art may implement the method according to the prior art without any limitation.

As shown in fig. 1-5, the base 70 is in a concave shape, the base 70 is provided with a positioning hole 700 for embedding a set top box foot pad, a left side wall 701, a front side wall 702 and a right side wall 703 are fixedly arranged, limiting placement of the set top box a is ensured, and the wrapping area of the base 70 on the surface of the set top box a can be reduced. Simultaneously, the left side wall 702 and the right side wall 702 are fixedly provided with the extension parts 7021, so that the contact area with the set top box a is increased, and the insertion process of the set top box a and the test circuit board 5 is more stable. Meanwhile, the set top box a can be ensured not to move randomly, and more accurate aging test is facilitated. In addition, the base 70 is detachably fixed on the laminate by adopting a screw mode and the like, so that the bases matched with set top boxes of different models can be replaced conveniently, and the applicability of the device is improved.

As shown in fig. 1-5, in one embodiment, the housing 1 is fixedly provided with an electric telescopic rod 8, and a telescopic end of the electric telescopic rod 8 is fixedly connected to the lower plate 72. More specifically, the base of the electric telescopic rod 8 is fixed to the inner rear wall of the casing 1 by means of screws or the like, and the telescopic end of the electric telescopic rod 8 is extended forward. A connecting plate 722 is vertically and fixedly arranged in the middle of the lower end face of the lower layer plate 72, and the telescopic end of the electric telescopic rod 8 is fixedly connected to the lower end of the connecting plate 722, so that the electric telescopic rod 8 is in driving connection with the lower layer plate 72. In addition, a shift lever 711 is fixed to the lower end surface of the upper plate 71, and a front stop 723 and a rear stop 724 for abutting against the shift lever 711 are fixed to the upper end surface of the lower plate 72.

As shown in fig. 1-5, in the use process, after the lower layer plate 72 is driven to move forward for a certain distance by the electric telescopic rod 8, the rear stop 724 abuts against the deflector 711 to drive the upper layer plate 71 to move forward, so that the set top boxes a placed on the bases 70 are separated from the corresponding test circuit boards 5. After the electric telescopic rod 8 drives the lower layer plate 72 to move backwards for a certain distance, the front stop 723 abuts against the deflector 711 to drive the upper layer plate 71 to move backwards, so that the set top boxes a placed on the bases 70 are electrically connected with the corresponding test circuit boards 5 (specifically, the power interface of the rear end face of the set top box a, at least one signal interface to be tested and the corresponding interface correspondingly arranged on the test circuit boards 5 are mutually spliced together). It can be seen that in this particular embodiment, the drive mechanism is comprised of a toggle 711, a front stop 723, a rear stop 724, and an electric telescopic rod 8. In order to realize the automatic control of the electric telescopic rod 8, those skilled in the art should know that a control circuit with a timing module for controlling the electric telescopic rod 8 is also required, and the like, and will not be described herein. Of course, other linear driving mechanisms such as an electric cylinder, an electric screw sliding table and the like can also be adopted for the electric telescopic rod 8.

As shown in fig. 1-4, the angled section 32 of the door panel 3 is positioned above the upper deck 71. The inclined section 32 can enable the door plate 3 to be opened, the opening is larger and the inclination is upward, so that people can better take and put the set top box a from the device, and the use convenience of the device is improved. Door panel 3 includes, but is not limited to, a tempered glass door, which facilitates viewing of the interior of the device through the door panel. The toughened glass door is matched with the design of the inclined section, so that people can observe each layer of condition inside the device better.

As shown in fig. 1 to 5, when the lower plate 72 is driven to move forward by the electric telescopic rod 8, the front end of the lower plate 72 abuts against the door plate 3, so that the door plate 3 is pushed away in a downward and turnover manner against the force of the torsion spring, and the door plate 3 is automatically opened under the action of the lower plate 72. Preferably, the front end of the lower plate 72 is provided with rollers 725 for pushing up the upper door panel 3.

As shown in fig. 1 to 5, heating chambers 101 are provided in the casing 1 on both sides of the laminate, heating members 6 are fixedly provided in the heating chambers 101, and second fans 1012 are provided. Specifically, the heating chamber 101 is provided with an air inlet 1011 and an air outlet 1012 leading to the laminate, and the second fan 1012 is fixedly provided inside the heating chamber 101 and is located between the air inlet 1011 and the air outlet 1012. The heating element 6 includes, but is not limited to, an existing electric heating tube or wire.

As shown in fig. 1 to 5, the upper plate 71 and the lower plate 72 are each fixedly provided with the first fan 4 between the adjacent two bases 70. Specifically, the upper plate 71 and the lower plate 72 are each fixedly provided with a bracket 726 for mounting the first fan 4. In the aging test process, the heating element 6 is started and heated, then all the second fans 1012 and the first fans 4 are started, an air circulation system for communicating the laminate with the heating chamber 101 is formed by all the second fans 1012 and the first fans 4, the circulation flow of air is utilized to heat and heat all the set top boxes a in the device through air transfer diffusion, the temperature of the heating element 6 is continuously maintained in a preset temperature range within a certain period of time, and whether the signal interface data transmission of the set top boxes a is normal or not is continuously obtained by the test circuit board 5, so that the purpose of aging test of the set top boxes a is achieved.

In addition, when the burn-in test is completed and the lower plate 72 is completely moved forward and pushed out, the first fan 4 and the second fan 1012 are started to perform auxiliary heat dissipation on the set top box a in the device, so that the cooling speed is increased.

As shown in fig. 1 to 5, a partition 13 is fixed inside the casing 1. Preferably, the partition 13 has an L-shaped cross section and is fixed to the inside of the casing 1 by welding, screws, or the like. Wherein, a plurality of test circuit boards 5 are fixedly arranged on the front end face of the partition board 13, and an isolation chamber 102 for wiring, assembling an adapter, a control circuit and the like is formed on one side of the internal corner face of the partition board 13.

When the device is used, as shown in fig. 1-5, the heating element 6 is started to preheat the inside of the set top box a, and then the electric telescopic rod 8 is used for driving the lower layer plate 72 and the upper layer plate 71, so that the lower layer plate 72 and the upper layer plate 71 fully filled with the set top box a can retract backwards into the shell, the set top box a is electrically connected to the test circuit board 5 in an interface inserting mode, and meanwhile, the door plate 3 is automatically closed, so that automatic aging test is realized. After the single aging test time reaches a preset time length, the lower layer plate 72 and the upper layer plate 71 are driven to move forwards by the electric telescopic rod 8, the door plate is jacked up, and the set top box a is separated from the test circuit board 5; and then the fan is started to radiate heat, so that the temperature of the set top box a is reduced rapidly, the set top box a is taken out conveniently, or the aging test is performed again by repeating the actions, and the efficiency is improved.

The foregoing is merely illustrative of specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the design concept shall fall within the scope of the present utility model.

Claims

1. The automatic test device for the set top box comprises a shell, wherein at least one test station for placing the set top box, a test circuit board for electrically connecting the set top box and a heating element for heating the interior of the shell are arranged in the shell; characterized by further comprising:

the laminate is arranged in the shell in a back-and-forth movable way, a plurality of bases for forming testing stations are arranged on the laminate in a spaced mode, and a driving mechanism for enabling the laminate to move is arranged in the laminate; the test circuit board is fixedly arranged in the rear position of each base in the shell;

the door plate is arranged at the front end of the shell, can be turned downwards and is provided with an elastic reset piece which enables the door plate to turn upwards to close the opening; the front end of the laminate is provided with a roller for pushing up the door plate;

2. The automatic test equipment for set top boxes according to claim 1, wherein: the number of the laminates is two, namely an upper laminate and a lower laminate provided with the roller; the shell is fixedly provided with an electric telescopic rod, and the telescopic end of the electric telescopic rod is fixedly connected with the lower layer plate; a deflector rod is fixedly arranged on the lower end face of the upper layer plate, and a front stop block and a rear stop block for abutting against the deflector rod are fixedly arranged on the upper end face of the lower layer plate; the driving mechanism consists of a deflector rod, a front stop block, a rear stop block and an electric telescopic rod;

3. The automatic test equipment for set top boxes according to claim 2, wherein: the door plate comprises a vertical section, the lower end of the vertical section is pivoted with the front end face of the shell, a torsion spring is assembled at the pivot joint, and the torsion spring serves as the elastic reset piece; the upper end of the vertical section is fixedly provided with an inclined section, and the inclined section is positioned above the upper layer plate.

4. A set-top box automatic test equipment as claimed in claim 3 wherein: the door plate is a toughened glass door.

5. An automatic testing device for a set top box according to any one of claims 1-4, wherein: heating chambers are arranged in the shell at two sides of the laminate, the heating parts are fixedly arranged in the heating chambers, and a second fan is arranged in the heating chambers; the heating chamber is provided with an air outlet and an air inlet which are communicated with the laminate, and an air circulation system which is communicated with the laminate and the heating chamber is formed by all second fans and all first fans.

6. The automatic test equipment for set top boxes according to claim 1, wherein: the inside of casing has set firmly the baffle, the preceding terminal surface of baffle has set firmly test circuit board, and the reentrant corner face one side of baffle forms the isolation room that is used for walking the line, assembly adapter, control circuit.

7. The automatic test equipment for set top boxes according to claim 1, wherein: the base is concave-shaped, a left side wall, a front side wall and a right side wall are fixedly arranged, and the base is detachably and fixedly arranged on the laminate.