CN213750014U

CN213750014U - General power electronic power component testing equipment easy and convenient to operate

Info

Publication number: CN213750014U
Application number: CN202023022068.XU
Authority: CN
Inventors: 侯雄伟
Original assignee: Xi'an Ruiyuan Electromechanical Equipment Co ltd
Current assignee: Xi'an Ruiyuan Electromechanical Equipment Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-07-20
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a general type power electronic power component test equipment easy and simple to handle, comprising a fixing base plate, first device shell is installed on the PMKD top, and installs power electronic detection module in the inside bottom of first device shell, first through-hole has all been seted up at first device shell both ends, and the inside power electronic detection module one end that is close to of first through-hole all installs the fan. The utility model discloses a fan of first through-hole inside group is cooled down to the inside power electronics detection module of first device shell, and the inside filter screen of dust collection box filters the inside air that enters into the dust collection box simultaneously, and the rethread pull rod drives the fixture block and draws out from first recess is inside, dismantles the dust collection box for the device can be better when using the dust collect the isolation, cools down the inside power electronics detection module of device simultaneously, very high device's life.

Description

General power electronic power component testing equipment easy and convenient to operate

Technical Field

The utility model relates to an electrician's electronic test device field, concretely relates to easy and simple to handle general type power electronic power component test equipment.

Background

The power electronic device is a device composed of various power electronic circuits, and the power of the power electronic device needs to be detected after production is finished, so that whether the power of the power electronic device meets the use requirement is detected.

When the existing device is used for a long time, the temperature in the device cannot be effectively dissipated, and the service life of electrical components in the device is influenced.

Therefore, it is necessary to provide a universal power electronic power module testing device with simple operation to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an easy and simple to handle general type power electronic power component test equipment, the fan inside through first through-hole is cooled down to the inside power electronic detection module of first device shell, enters into the inside air of dust collection box through the filter screen to the second through-hole simultaneously and filters, prevents that the dust from entering into the device in the radiating process and inside causing the influence to cause the influence to the life of device to solve the above-mentioned weak point in the technique.

In order to achieve the above object, the present invention provides the following technical solutions: a universal power electronic power component testing device easy and convenient to operate comprises a fixed base plate, wherein a first device shell is installed at the top end of the fixed base plate, a power electronic detection module is installed at the bottom end inside the first device shell, first through holes are formed in two ends of the first device shell, fans are installed inside the first through holes and close to one end of the power electronic detection module, dust collecting boxes penetrating into the first through holes are arranged at two ends of the first device shell, filter screens are arranged at one ends of the dust collecting boxes close to the fans, second through holes are formed in the dust collecting boxes and far away from the top end of the power electronic detection module, baffles are hinged to the top end of the dust collecting boxes far away from the power electronic detection module, first grooves are formed in the top ends and the bottom ends of the two ends of the first device shell, and a second device shell is installed at the top end of the first device shell, and a third device shell is uniformly arranged at the top end of the first device shell in the second device shell, a first cavity is arranged at one end of the third device shell close to the central axis of the first device shell, a second cavity is arranged at the bottom end of the first cavity and at the inner wall of the top end of the first device shell, a detection plate penetrating through the top end of the third device shell is arranged at the bottom end of the third device shell, a driving motor is arranged at the top end of the second cavity, a first bevel gear penetrating through the first cavity is arranged at the output end of the driving motor through a bearing, a positive lead screw penetrating through the third device shell is arranged at one end of the first cavity far from the central axis of the first device shell through a bearing, and a second bevel gear meshed with the first bevel gear is arranged at one end of the positive lead screw close to the central axis of the first device shell, the inside both ends of third device shell all are provided with the nut piece that runs through to third device shell top, and the nut piece keeps away from third device shell axis one end and transversely installs first fixed block, first fixed block keeps away from nut piece one end and all vertically installs the second fixed block, and the second fixed block is close to nut piece one end top and transversely installs the third fixed block, the third fixed block is kept away from second fixed block one end and all is installed the fourth fixed block.

Preferably, the top end and the bottom end of one end, far away from the power electronic detection module, of the dust collection box are provided with pull rods penetrating into the first groove, clamping blocks are mounted at one ends, close to the power electronic detection module, of the pull rods, and reset springs are arranged on the outer sides of the pull rods in the first groove.

Preferably, the detecting plate bottom both ends all have seted up the spout, and the inside guide arm of all transversely installing of spout, the guide arm outside all is provided with the slider that is connected with the nut piece.

Preferably, the rubber pad is all pasted to the fourth fixed block one end of keeping away from the second fixed block, third fixed block bottom and first fixed block top all are provided with the ball, and first fixed block and third fixed block pass through the mutual symmetry of the horizontal axis of second fixed block.

Preferably, first conical gear and second conical gear intermeshing, and first conical gear and second conical gear constitute transmission structure, positive and negative lead screw outside is provided with two nut blocks, and relative movement is done at positive and negative lead screw outside to the nut block.

Preferably, the second groove is formed in the first groove and is close to the top end and the bottom end of the power electronic detection module, the spring ejector rod is mounted at the top end of the second groove, and the clamping heads clamped with the clamping blocks are mounted at the bottom end of the spring ejector rod.

Preferably, the inside of the third device shell outside the positive and negative screw rods is transversely provided with a guide rod penetrating through the nut block, and the nut block is movably connected with the guide rod.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the power electronic detection module in the first device shell is cooled through the fan arranged in the inner part of the first through hole, meanwhile, the filter screen in the dust collection box filters air entering the dust collection box, the pull rod drives the clamping block to be pulled out of the first groove, the dust collection box is disassembled, so that dust can be better collected and isolated when the device is used, meanwhile, the power electronic detection module in the device is cooled, and the service life of the device is prolonged;

2. drive first bevel gear through driving motor and drive second bevel gear and carry out the pivoted, it is rotatory to drive positive and negative lead screw when second bevel gear is pivoted, it removes to drive the nut piece through positive and negative lead screw simultaneously, it removes to drive first fixed block when the nut piece is removing, it removes to drive second fixed block drive third fixed block simultaneously through first fixed block when removing, it presss from both sides tightly power electronic module to drive the fourth fixed block when the third fixed block is removing, make the device can be better carry out the centre gripping to power electron when using.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is an enlarged view of the structure of part a of fig. 1 according to the present invention;

fig. 5 is an enlarged view of the structure of the part B of fig. 1 according to the present invention.

Description of reference numerals:

1. fixing the bottom plate; 2. a first device housing; 3. a power electronic detection module; 4. a first through hole; 5. a fan; 6. a dust collecting box; 7. a filter screen; 8. a second through hole; 9. a baffle plate; 10. a first groove; 11. a pull rod; 12. a clamping block; 13. a return spring; 14. a second groove; 15. a spring ejector rod; 16. clamping a head; 17. a second device housing; 18. a third device housing; 19. a first cavity; 20. a second cavity; 21. detecting a plate; 22. a drive motor; 23. a first bevel gear; 24. a positive and negative screw rod; 25. a second bevel gear; 26. a nut block; 27. a first fixed block; 28. a second fixed block; 29. a third fixed block; 30. a fourth fixed block; 31. a chute; 32. a guide bar; 33. a slide block.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a universal power electronic power component testing device with simple operation as shown in figures 1-5, which comprises a fixed bottom plate 1, wherein a first device shell 2 is arranged at the top end of the fixed bottom plate 1, a power electronic detection module 3 is arranged at the bottom end inside the first device shell 2, first through holes 4 are arranged at both ends of the first device shell 2, a fan 5 is arranged at one end inside the first through hole 4 close to the power electronic detection module 3, dust collecting boxes 6 penetrating into the first through hole 4 are arranged at both ends of the first device shell 2, a filter screen 7 is arranged at one end of each dust collecting box 6 close to the fan 5, second through holes 8 are arranged at the top ends of the dust collecting boxes 6 far away from the power electronic detection module 3, a baffle 9 is hinged at the top end of the dust collecting box 6 far away from the power electronic detection module 3, the top end and the bottom end of the two ends of the first device shell 2 are both provided with a first groove 10, the top end of the first device shell 2 is provided with a second device shell 17, the top end of the first device shell 2 in the second device shell 17 is uniformly provided with a third device shell 18, one end of the inside of the third device shell 18, which is close to the central axis of the first device shell 2, is provided with a first cavity 19, the bottom end of the first cavity 19 is provided with a second cavity 20, the bottom end of the inside of the third device shell 18 is provided with a detection plate 21 which penetrates to the top end of the third device shell 18, the top end of the inside of the second cavity 20 is provided with a driving motor 22, the output end of the driving motor 22 is provided with a first bevel gear 23 which penetrates to the inside of the first cavity 19 through a bearing, one end of the inside of the first cavity 19, which is far away from the central axis of the first device shell 2, is provided with a positive and negative lead screw 24 which penetrates to the inside of the third device shell 18 through a bearing, and positive and negative lead screw 24 is close to first device shell 2 axis one end and all installs the second bevel gear 25 with first bevel gear 23 intermeshing, the inside both ends of third device shell 18 all are provided with the nut piece 26 that runs through to third device shell 18 top, and nut piece 26 keeps away from third device shell 18 axis one end and transversely installs first fixed block 27, first fixed block 27 keeps away from nut piece 26 one end and all vertically installs second fixed block 28, and second fixed block 28 is close to nut piece 26 one end top and transversely installs third fixed block 29, third fixed block 29 keeps away from second fixed block 28 one end and all installs fourth fixed block 30.

Further, in the above technical solution, the top end and the bottom end of the dust collecting box 6 far away from the power electronic detection module 3 are both provided with a pull rod 11 penetrating into the first groove 10, and a fixture block 12 is mounted at the end of the pull rod 11 close to the power electronic detection module 3, and the outside of the pull rod 11 inside the first groove 10 is provided with a return spring 13.

Further, in the above technical solution, the two ends of the bottom end of the detection plate 21 are both provided with sliding grooves 31, the sliding grooves 31 are both transversely provided with guide rods 32, and the outer sides of the guide rods 32 are both provided with sliding blocks 33 connected with the nut blocks 26.

Further, in the above technical solution, a rubber pad is adhered to one end of the fourth fixing block 30, which is far away from the second fixing block 28, balls are arranged at the bottom end of the third fixing block 29 and the top end of the first fixing block 27, and the first fixing block 27 and the third fixing block 29 are symmetrical to each other through the horizontal central axis of the second fixing block 28.

Further, in the above technical solution, the first bevel gear 23 and the second bevel gear 25 are engaged with each other, the first bevel gear 23 and the second bevel gear 25 form a transmission structure, two nut blocks 26 are disposed on the outer side of the positive and negative screw rod 24, and the nut blocks 26 move relatively on the outer side of the positive and negative screw rod 24.

Further, in the above technical solution, a second groove 14 is formed in the first groove 10 near the top end and the bottom end of the power electronic detection module 3, a spring rod 15 is installed at the top end of the second groove 14, and a chuck 16 engaged with the chuck 12 is installed at the bottom end of the spring rod 15.

Further, in the above technical solution, the inside of the third device housing 18 outside the positive and negative lead screws 24 is transversely provided with a guide rod penetrating through the nut block 26, and the nut block 26 is movably connected with the guide rod.

This practical theory of operation:

referring to fig. 1 to 5 of the specification, a first bevel gear 23 is driven to rotate by a driving motor 22 inside a second chamber 20, when the first bevel gear 23 rotates, the second bevel gear 25 engaged with the first bevel gear is driven to rotate, meanwhile, the positive and negative screw rod 24 is driven to rotate through the second bevel gear 25, the nut block 26 is driven to move when the positive and negative screw rod 24 rotates, meanwhile, the nut block 26 drives the first fixing block 27 to move, when the first fixing block 27 moves, the second fixing block 28 is driven to drive the third fixing block 29 to move, meanwhile, the fourth fixed block 30 is driven by the third fixed block 29 to fix the power electronic module at the top end of the detection plate 21, when the nut block 26 moves, the sliding block 33 is driven to move in the guide rod 32 inside the sliding groove 31, the device can better fix the power electronic module when in use;

referring to the attached drawings 1-5 in the specification, the power electronic detection module 3 in the first device shell 2 is cooled by the fan 5 in the first through hole 4, when the fan 5 rotates, outside air is sucked into the dust collection box 6 through the second through hole 8, meanwhile, the air entering the dust collection box 6 is filtered through the filter screen 7, when dust in the dust collection box 6 is accumulated to a certain extent, the pull rod 11 drives the fixture block 12 to move, when the fixture block 12 moves, the fixture block 12 is separated from the chuck 16, and meanwhile, the dust collection box 6 is pulled out from the first through hole 4, so that the device can be better detached from the dust collection box 6 in use, and meanwhile, dust in the dust collection box 6 is poured.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a general type power electronic power component test equipment easy and simple to handle, includes PMKD (1), its characterized in that: a first device shell (2) is installed at the top end of the fixed bottom plate (1), a power electronic detection module (3) is installed at the bottom end inside the first device shell (2), first through holes (4) are formed in both ends of the first device shell (2), a fan (5) is installed at one end, close to the power electronic detection module (3), inside the first through holes (4), a dust collection box (6) penetrating into the first through holes (4) is arranged at both ends of the first device shell (2), a filter screen (7) is arranged at one end, close to the fan (5), of the dust collection box (6), a second through hole (8) is formed in the top end, far away from the power electronic detection module (3), of the dust collection box (6), a baffle (9) is hinged to the top end, far away from the power electronic detection module (3), of both ends of the first device shell (2), and first grooves (10) are formed in both the top end and the bottom end of both ends of the first device shell (2), second device shell (17) is installed on first device shell (2) top, and third device shell (18) are evenly installed on second device shell (17) inside first device shell (2) top, first cavity (19) have all been seted up near first device shell (2) axis one end to third device shell (18) inside, and second cavity (20) have all been seted up to the inner wall on first device shell (2) top in first cavity (19) bottom, pick-up plate (21) that runs through to third device shell (18) top are all installed to the inside bottom of third device shell (18), driving motor (22) are installed on the inside top of second cavity (20), and driving motor (22) output all installs through bearing and run through to first cavity (19) inside first conical gear (23), first cavity (19) inside is kept away from first device shell (2) axis one end and all is installed through bearing and runs through to third device Inside positive and negative lead screw (24) of shell (18), and positive and negative lead screw (24) are close to first device shell (2) axis one end and all install second conical gear (25) with first conical gear (23) intermeshing, the inside both ends of third device shell (18) all are provided with nut piece (26) that run through to third device shell (18) top, and nut piece (26) keep away from third device shell (18) axis one end and transversely install first fixed block (27), nut piece (26) one end is kept away from in first fixed block (27) all vertically to install second fixed block (28), and second fixed block (28) are close to nut piece (26) one end top and transversely install third fixed block (29), third fixed block (29) are kept away from second fixed block (28) one end and all install fourth fixed block (30).

2. A power electronic power module testing apparatus of a general type that is simple to operate according to claim 1, wherein: the dust collection box (6) is far away from the top end and the bottom end of one end of the power electronic detection module (3) and is provided with a pull rod (11) penetrating into the first groove (10), a clamping block (12) is installed at one end, close to the power electronic detection module (3), of the pull rod (11) in the first groove (10), and a reset spring (13) is arranged on the outer side of the pull rod (11) in the first groove (10).

3. A power electronic power module testing apparatus of a general type that is simple to operate according to claim 1, wherein: both ends of the bottom end of the detection plate (21) are provided with sliding grooves (31), guide rods (32) are transversely arranged in the sliding grooves (31), and sliding blocks (33) connected with the nut blocks (26) are arranged on the outer sides of the guide rods (32).

4. A power electronic power module testing apparatus of a general type that is simple to operate according to claim 1, wherein: the fourth fixed block (30) is kept away from second fixed block (28) one end and all is pasted and is had the rubber pad, third fixed block (29) bottom and first fixed block (27) top all are provided with the ball, and first fixed block (27) and third fixed block (29) are through the mutual symmetry of second fixed block (28) horizontal axis.

5. A power electronic power module testing apparatus of a general type that is simple to operate according to claim 1, wherein: first conical gear (23) and second conical gear (25) intermeshing, and first conical gear (23) and second conical gear (25) constitute transmission structure, positive and negative lead screw (24) outside is provided with two nut blocks (26), and relative movement is done in positive and negative lead screw (24) outside to nut block (26).

6. A power electronic power module testing apparatus of a general type that is simple to operate according to claim 1, wherein: second recess (14) have all been seted up with the bottom to first recess (10) inside near power electronic detection module (3) top, and spring ejector pin (15) are all installed on the inside top of second recess (14), dop (16) of the mutual block with fixture block (12) are all installed to spring ejector pin (15) bottom.

7. A power electronic power module testing apparatus of a general type that is simple to operate according to claim 1, wherein: the inside of a third device shell (18) on the outer side of the positive and negative screw rods (24) is transversely provided with a guide rod penetrating through a nut block (26), and the nut block (26) is movably connected with the guide rod.