CN220438483U - Test module - Google Patents

Abstract

The application relates to the field of electronics, especially, relate to a test module, including box, drive fan and spacing subassembly, the box has the detection chamber, and drive fan connects on detecting the intracavity wall, and a plurality of louvres have been seted up to the terminal surface that drive fan was kept away from to the box, and the louvre intercommunication detects the chamber, and spacing subassembly includes gag lever post and mounting, and the mounting is connected on detecting the intracavity wall, and the gag lever post is connected on the mounting, and the gag lever post terminal surface supports tight power board up end and with the power board spacing on detecting the chamber diapire. The arrangement of the driving fan ensures the stability of heat exchange between the power board and the air in the detection cavity, so that the power board is not easy to operate at a high temperature to be damaged, and the cooling efficiency of the power board is improved; the heat radiation fan is arranged, the power board stably transfers part of heat energy to the air in the detection cavity, and the cooling efficiency of the power board is improved; and the first fixing holes are arranged, so that the test module can test power boards with different sizes.

Description

Test module

Technical Field

The present application relates to the field of electronics, and in particular, to a test module.

Background

A power board is a relatively common electronic component, and can be used for carrying and mounting various chips, resistor capacitors and other objects.

The power board needs to be placed on the test module for detection, the test module is provided with a detection cavity for the installation of the power board, when the power board is installed on the inner wall of the detection cavity for running, the internal element on the power board converts partial electric energy into heat energy, in order that the power board is not damaged due to overhigh temperature in the running process, the existing test module is provided with a fan, a shell is provided with a heat dissipation hole, and the fan rotates to drive air in the detection cavity to be discharged from the heat dissipation hole, so that heat dissipation of the power board is realized.

The power board is kept flat on detecting the intracavity wall, and the up end of power board carries out the heat exchange with the air that detects the intracavity and realizes the cooling, and the power board back butt detects the intracavity wall, and the power board back is difficult for carrying out the heat exchange with the air that detects the intracavity and realizes the cooling to lead to the cooling efficiency to the power board lower.

Disclosure of Invention

In order to improve the problem of cooling efficiency to the power board, the application provides a test module.

The application provides a test module adopts following technical scheme:

the utility model provides a test module, includes box, drive fan and spacing subassembly, the box has the detection chamber that holds the power board, drive fan connects on detecting the intracavity wall, drive fan wind-out end orientation detects the chamber, a plurality of louvres have been seted up to the terminal surface that drive fan was kept away from to the box, louvre intercommunication detects the chamber, and a plurality of power boards are vertically spaced in proper order detect on the intracavity wall, power board one end orientation drive fan, the power board other end orientation the louvre, spacing subassembly includes gag lever post and mounting, the mounting is connected on detecting the intracavity wall, the gag lever post is connected on the mounting, the gag lever post is located the power board top, just gag lever post terminal surface supports tight power board up end and with the power board spacing on detecting the chamber diapire.

Through adopting the technical scheme, when the testing module is used, a plurality of power boards are sequentially vertically arranged on the inner wall of the detection cavity at intervals by a worker, one end of each power board faces to the driving fan, the other end of each power board faces to the radiating hole, the limiting rod is connected to the fixing piece and is positioned above the power boards, the lower end face of the limiting rod abuts against the upper end face of the power board and limits the power board on the bottom wall of the detection cavity, the limit of the power board on the inner wall of the detection cavity is realized, the power board is not easy to deviate in the detection cavity, and therefore the detection precision of the testing module to the power board is improved; when the power board operates to convert partial electric energy into heat energy, the power board heats up and then transfers partial heat energy to air in the detection cavity, so that the cooling of the power board is realized, meanwhile, the fan is driven to rotate, the air in the detection cavity is driven to flow and be discharged towards the radiating holes along the length direction of the power board, the contact area between the air in the detection cavity and the two end faces of the power board is increased, the stability of heat exchange between the power board and the air in the detection cavity is ensured, and the power board is not easy to operate and damage in a high-temperature state, so that the cooling efficiency of the power board is improved.

Optionally, the mounting still includes two at least fixed bolsters and two at least fixing bolts, two at least fixing support connects on the relative inner wall of detection chamber, fixed orifices one that supplies fixing bolt to wear to establish is offered to the fixed bolster terminal surface, fixed orifices two that supplies fixing bolt to wear to establish are all offered at the gag lever post both ends, works as when gag lever post both ends one-to-one butt fixed bolster terminal surface, fixed orifices intercommunication fixed orifices two, fixed orifices two and threaded connection are worn to establish to fixing bolt one end on fixed orifices one inner wall, realize the fixed of gag lever post on the fixed bolster.

Through adopting above-mentioned technical scheme, a plurality of power boards are vertically placed on detecting the intracavity wall at intervals in proper order, gag lever post both ends one-to-one butt fixed bolster up end, fixed orifices intercommunication fixed orifices second, fixed orifices second and threaded connection are worn to establish at the dead bolt tip on fixed orifices inner wall, realize the fixed of gag lever post on the fixed bolster, the gag lever post is located the power board top simultaneously, the terminal surface supports tight power board up end and with the power board spacing in detecting the chamber diapire under the gag lever post, realize the power board and detect the spacing of chamber diapire, make the power board be difficult for taking place the skew at detecting the intracavity wall, thereby improve the detection precision of test module to the power board.

Optionally, the first fixing holes are provided with a plurality of first fixing holes, and the arrangement direction of the first fixing holes is parallel to the length direction of the power board.

Through adopting above-mentioned technical scheme, when the length of power board changes, the staff slides gag lever post both ends to the length of suitable position matching power board at the fixed bolster terminal surface, and fixed orifices second is worn to establish to fixing bolt one end and threaded connection is at a fixed orifices inner wall, and the gag lever post is located the power board top, and the terminal surface supports tightly power board up end and form fixedly under the gag lever post, realizes the test of test module to not unidimensional power board.

Optionally, the terminal surface that the gag lever post was kept away from the power board has seted up the spacing chamber that holds the electric wire.

Through adopting above-mentioned technical scheme, electric wire embedding spacing intracavity, spacing intracavity wall butt electric wire outer wall forms accomodates, makes the electric wire be difficult for piling up in the detection chamber for the staff improves the detection efficiency to the power board to the wiring efficiency of power board.

Optionally, a plurality of via holes are formed in the outer wall of the limiting rod, and the via holes are communicated with the limiting cavity.

Through adopting above-mentioned technical scheme, when the electric wire is operated, the electric wire converts partial electric energy into heat energy, and the electric wire gives the air in the spacing intracavity with partial heat energy heat transfer, and the air in the spacing intracavity heats up the inflation, and the spacing chamber of via hole intercommunication and detection chamber, the air in the spacing intracavity gets into the detection intracavity through the via hole, realizes the cooling to the electric wire.

Optionally, the power board testing device further comprises a control board for testing the power board, an installation cavity for installing the control board is reserved on the end face, away from the limiting rod, of the fixing support, and the installation cavity is communicated with the detection cavity.

Through adopting above-mentioned technical scheme, the control panel is installed on the installation intracavity wall, and with partial electric energy conversion heat energy when the control panel is operated, with the air in the installation intracavity of partial heat energy heat transfer for after the control panel intensification, the installation intracavity intercommunication detects the chamber, and the air in the installation intracavity gets into and detects the intracavity, realizes the cooling to the control panel, makes the control panel be difficult for running and damaging under the high temperature state to improve the life of control panel.

Optionally, the box outer wall has seted up opens and closes the groove, open and close groove intercommunication installation cavity, the box outer wall is connected with the cover and closes the open and close board that opens and closes the groove.

Through adopting above-mentioned technical scheme, with the control panel through open in the closed groove embedding installation cavity, realize the installation of control panel at installation cavity inner wall, open and close the board lid and close the closed groove, open and close board circumference outer wall and support tightly open and close the inslot wall and realize sealedly, make impurity be difficult for getting into the installation cavity through opening and close the inslot, make the control panel be difficult for receiving external impurity influence and damage to the life of extension control panel.

Optionally, the opening and closing plate is fixed on the outer wall of the box body through screws.

Through adopting above-mentioned technical scheme, when the control panel is installed at the installation intracavity wall, open and close the board lid and close the groove, open and close board circumference outer wall and support tightly open and close the inslot wall and form fixedly, the screw wears to establish and opens and close the board outer wall and threaded connection at the box outer wall, opens and close the board and be difficult for breaking away from the box terminal surface, realizes opening and close the installation of board on the box.

Optionally, a cover body covering the detection cavity is connected to the box body.

Through adopting above-mentioned technical scheme, the lid closes the detection chamber, makes external impurity be difficult for getting into the detection chamber, and the power board of detecting the intracavity is difficult for receiving impurity interference and damage when moving to guarantee the stability of power board operation.

Optionally, the end face of the cover body facing the detection cavity is connected with a cooling fan.

Through adopting above-mentioned technical scheme, when the lid closes the detection chamber, the fan-out wind end of dispelling wind is towards the power board of detecting the intracavity, and radiator fan operation drives the air flow of detecting the intracavity, increases the contact time of the air of detecting the intracavity and power board terminal surface, and the power board is stable with the air of partial heat energy heat transfer for detecting the intracavity, further improves the cooling efficiency to the power board.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving fan is arranged, so that the stability of heat exchange between the power board and the air in the detection cavity is ensured, the power board is not easy to operate at a high temperature to damage, and the cooling efficiency of the power board is improved;

2. the heat radiation fan is arranged, the power board stably transfers part of heat energy to the air in the detection cavity, and the cooling efficiency of the power board is improved;

3. and the first fixing holes are arranged, so that the test module can test power boards with different sizes.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a schematic view of the internal structure of the case in the embodiment of the present application.

Fig. 3 is a schematic view of the overall structure of the cover in the embodiment of the present application.

Reference numerals illustrate: 1. a case; 11. a detection chamber; 12. a heat radiation hole; 13. opening and closing the groove; 2. a limit component; 21. a limit rod; 211. a second fixing hole; 212. a spacing cavity; 213. a via hole; 22. a fixing member; 221. a fixed bracket; 2211. a first fixing hole; 2212. a mounting cavity; 222. a fixing bolt; 3. driving a fan; 4. a power board; 5. a control board; 6. an opening and closing plate; 7. a cover body; 8. a heat radiation fan.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a test module. Referring to fig. 1 and 2, a test module includes a box 1, a limiting component 2 and a plurality of driving fans 3, the box 1 is a square box, a detection cavity 11 is formed in the end face of the box 1, and the detection cavity 11 is used for mounting a power supply board 4. The limiting component 2 is connected to the inner wall of the detection cavity 11, the limiting component 2 is used for sequentially and uniformly limiting the power boards 4 at intervals on the bottom wall of the detection cavity 11, and the length directions of the power boards 4 and the detection cavity 11 are parallel to each other. The plurality of driving fans 3 are sequentially and evenly connected to the inner wall of the detection cavity 11 at intervals, the driving fans 3 are located at one end of the length direction of the power board 4, the end face, far away from the driving fans 3, of the box body 1 is provided with a plurality of radiating holes 12 at intervals, the axes of the radiating holes 12 are parallel to the length direction of the box body 1, the radiating holes 12 penetrate through the outer wall of the box body 1 along the axes of the radiating holes 12, and the radiating holes 12 are communicated with the detection cavity 11.

Referring to fig. 2, when the fan 3 is driven to run, air in the detection cavity 11 is driven to flow along the end face of the power board 4 towards the direction of the heat dissipation holes 12 and is discharged, part of electric energy is converted into heat energy by the running of the power board 4, part of heat energy is transferred to the air in the detection cavity 11 by the power board 4, so that the cooling of the power board 4 is realized, the power board 4 is not easy to run in a high-temperature state to be damaged, and the cooling efficiency of the power board 4 is improved.

Referring to fig. 2, the limiting assembly 2 includes three limiting rods 21 and a fixing member 22, and the three limiting rods 21 are connected to the inner wall of the detection chamber 11 through the fixing member 22. The fixing member 22 includes two fixing brackets 221 and six fixing bolts 222, and two fixing bolts 222 are in a group, and each group of fixing bolts 222 corresponds to the limiting rod 21 one by one. The two fixing brackets 221 are fixed at two ends of the detection cavity 11 in the width direction in a one-to-one correspondence manner through screws, a plurality of first fixing holes 2211 are formed in the end face of each fixing bracket 221 at intervals, the arrangement direction of the first fixing holes 2211 and the length direction of the box body 1 are parallel to each other, second fixing holes 211 are formed in the two ends of the limiting rod 21 in the length direction, two fixing bolts 222 of the same group are in one-to-one correspondence with the second fixing holes 211, when the two ends of the limiting rod 21 are in one-to-one correspondence and abut against the end face of each fixing bracket 221, the first fixing holes 2211 are communicated with the second fixing holes 211, one ends of the fixing bolts 222 penetrate through the first fixing holes 2211 and are connected to the inner wall of the second fixing holes 211 in a threaded manner, and fixing of the limiting rod 21 on the fixing brackets 221 is achieved; meanwhile, the limiting rod 21 is located above the power board 4, the lower end face of the limiting rod 21 abuts against the upper end face of the power board 4 to form fixation, and the bottom of the power board 4 is driven to abut against the bottom wall of the detection cavity 11 to form limiting, so that the power board 4 is not easy to deviate from the bottom wall of the detection cavity 11, and the detection precision of the power board 4 is improved.

Referring to fig. 2, in the embodiment of the present application, the material of the stop lever 21 is a conductive material, which has a certain conductivity; in this embodiment, the fixing bracket 221 is made of an insulating material and has a certain insulating capability. The end face of the limiting rod 21, which is far away from the power board 4, is provided with a limiting cavity 212, and the limiting cavity 212 is used for accommodating an electric wire. The limiting cavity 212 is a strip-shaped cavity, and the length direction of the limiting cavity 212 is coincident with the length direction of the limiting rod 21. The outer wall of the limiting rod 21 is circumferentially provided with a plurality of through holes 213 at intervals, and the through holes 213 are communicated with the limiting cavity 212.

Referring to fig. 2, the electric wire is embedded into the limiting cavity 212, the circumferential outer wall of the electric wire is abutted against the inner wall of the limiting cavity 212 to form limiting, so that the electric wire is stored, the electric wire is not easy to accumulate on the inner wall of the detecting cavity 11, and the wiring efficiency of the power board 4 by staff is improved.

Referring to fig. 2, the test module further includes two control boards 5, the control boards 5 are in one-to-one correspondence with the fixing brackets 221, the control boards 5 are used for testing the power boards 4, an installation cavity 2212 is reserved between the end surface of the fixing bracket 221, which is far away from the limiting rod 21, and the inner wall of the detection cavity 11, the installation cavity 2212 is communicated with the detection cavity 11, and the inner wall of the installation cavity 2212 is used for installing the control boards 5. The opening and closing groove 13 is formed at two ends of the box body 1 in the width direction, and the opening and closing groove 13 penetrates through the outer wall of the box body 1 and is communicated with the mounting cavity 2212.

Referring to fig. 2, the control board 5 is inserted into the opening and closing groove 13 and fixed on the inner wall of the installation cavity 2212, so as to fix the control board 5 on the inner wall of the installation cavity 2212. The box 1 is connected with two and opens and close board 6, opens and close board 6 and opens and close groove 13 one-to-one, opens and closes board 6 and pass through the fix with screw at box 1 terminal surface, opens and closes board 6 circumference outer wall and supports and open 13 inner walls in close groove and form sealedly, and opens and closes board 6 terminal surface and box 1 outer wall and flush.

Referring to fig. 2 and 3, the case 1 is connected with a cover 7, one end of a screw penetrates through the outer wall of the cover 7 and is fixed on the outer wall of the case 1, the end face of the cover 7 is flush with the end face of the case 1, the cover 7 covers the detection cavity 11 to form a seal, and the cover 7 is fixed on the case 1. The cover body 7 is evenly connected with a plurality of radiator fans 8 towards the terminal surface interval of detecting cavity 11, and radiator fan 8 air-out end is towards power board 4.

The implementation principle of the test module in the embodiment of the application is as follows: the power plates 4 are sequentially and uniformly vertically arranged on the inner wall of the detection cavity 11 at intervals, two ends of the limiting rod 21 are in one-to-one correspondence to abut against the end surfaces of the fixing support 221, the first fixing hole 2211 is communicated with the second fixing hole 211, one end of the fixing bolt 222 penetrates through the second fixing hole 211 and is in threaded connection with the inner wall of the first fixing hole 2211, the limiting rod 21 is positioned above the power plate 4, the bottom of the limiting rod 21 abuts against the upper end surface of the power plate 4, and the lower end surface of the power plate 4 is driven to abut against the bottom wall of the detection cavity 11 to form limiting; when the power board 4 operates to convert part of electric energy into heat energy, the power board 4 heats up and then transfers part of heat energy to the air in the detection cavity 11, so that the cooling of the power board 4 is realized, meanwhile, the fan 3 is driven to rotate, the air in the detection cavity 11 is driven to flow and discharge towards the radiating holes 12 along the length direction of the power board 4, the contact area between the air in the detection cavity 11 and the end face of the power board 4 is increased, the stability of the heat exchange between the power board 4 and the air in the detection cavity 11 is ensured, the power board 4 is not easy to operate in a high temperature state and is damaged, and therefore the cooling efficiency of the power board 4 is improved.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. A test module, characterized by: including box (1), drive fan (3) and spacing subassembly (2), box (1) have detection chamber (11) that hold power board (4), drive fan (3) are connected on detection chamber (11) inner wall, drive fan (3) air-out end orientation detection chamber (11), a plurality of louvres (12) have been seted up to the terminal surface that drive fan (3) were kept away from to box (1), louvre (12) intercommunication detection chamber (11), a plurality of power boards (4) are vertically spaced in proper order on detection chamber (11) inner wall, power board (4) one end orientation drive fan (3), power board (4) other end orientation louvre (12), spacing subassembly (2) are including gag lever post (21) and mounting (22), mounting (22) are connected on detection chamber (11) inner wall, gag lever post (21) are connected on mounting (22), gag lever post (21) are located power board (4) top, and terminal surface (21) are located power board (4) and are located spacing end face (4) and are located power board (4).

2. A test module according to claim 1, wherein: the fixing piece (22) further comprises at least two fixing supports (221) and at least two fixing bolts (222), the at least two fixing supports (221) are connected to the inner walls opposite to the detection cavity (11), first fixing holes (2211) for the fixing bolts (222) to penetrate are formed in the end faces of the fixing supports (221), second fixing holes (211) for the fixing bolts (222) to penetrate are formed in the two ends of the limiting rod (21), when the two ends of the limiting rod (21) are in one-to-one correspondence to the end faces of the fixing supports (221), the first fixing holes (2211) are communicated with the second fixing holes (211), and one ends of the fixing bolts (222) penetrate through the second fixing holes (211) and are connected to the inner walls of the first fixing holes (2211) in a threaded mode, and fixing of the limiting rod (21) on the fixing supports (221) is achieved.

3. A test module according to claim 2, wherein: the first fixing holes (2211) are provided with a plurality of fixing holes, and the arrangement direction of the first fixing holes (2211) and the length direction of the power board (4) are parallel to each other.

4. A test module according to claim 1, wherein: the end face of the limiting rod (21) far away from the power board (4) is provided with a limiting cavity (212) for accommodating the electric wire.

5. A test module according to claim 4, wherein: a plurality of through holes (213) are formed in the outer wall of the limiting rod (21), and the through holes (213) are communicated with the limiting cavity (212).

6. A test module according to claim 2, wherein: the power board testing device is characterized by further comprising a control board (5) for testing the power board (4), wherein an installation cavity (2212) for installing the control board (5) is reserved on the end face, deviating from the limiting rod (21), of the fixing support (221), and the installation cavity (2212) is communicated with the detection cavity (11).

7. A test module according to claim 6, wherein: the box body (1) outer wall has seted up opens and closes groove (13), open and close groove (13) intercommunication installation cavity (2212), box (1) outer wall is connected with and closes opening and close board (6) that open and close groove (13).

8. A test module according to claim 7, wherein: the opening and closing plate (6) is fixed on the outer wall of the box body (1) through screws.

9. A test module according to claim 1, wherein: the box body (1) is connected with a cover body (7) which covers the detection cavity (11).

10. A test module according to claim 9, wherein: the end face of the cover body (7) facing the detection cavity (11) is connected with a cooling fan (8).