CN220525955U - VPX bus 3U board card maintenance test platform - Google Patents
VPX bus 3U board card maintenance test platform Download PDFInfo
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- CN220525955U CN220525955U CN202322160574.2U CN202322160574U CN220525955U CN 220525955 U CN220525955 U CN 220525955U CN 202322160574 U CN202322160574 U CN 202322160574U CN 220525955 U CN220525955 U CN 220525955U
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- 238000012360 testing method Methods 0.000 title claims abstract description 48
- 238000012423 maintenance Methods 0.000 title claims abstract description 15
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 230000008439 repair process Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Abstract
The utility model discloses a VPX bus 3U board card maintenance test platform, which comprises a base, a test motherboard and a plurality of pressing plates, wherein the base is provided with a plurality of test boards; the test motherboard is fixed on the base, a slot is arranged on the test motherboard, and a board to be tested is inserted into the slot; the base is provided with a plurality of guide pins which penetrate through the test mother board and are positioned at two ends of the slot; the middle part of the pressing plate is rotationally connected with the base, the pressing plate is positioned at two ends of the slot, and the rotation axis is positioned at the outer side of the guide pin; the two ends of the tested plate are provided with antistatic guide sleeves, and when the tested plate is inserted into the slot, the antistatic guide sleeves are sleeved on the guide pins and are positioned above one end of the pressing plate close to the slot. According to the utility model, the rotatable pressing plates are arranged on the two sides of the slot, and the pressing plates on the two sides are pressed to form the lever by the shaft seat in the process of taking down the tested board, so that the tested board card is ejected out of the slot, and the problem that the tested board is not easy to take out is solved.
Description
Technical Field
The utility model relates to a VPX bus 3U board card maintenance test platform.
Background
The maintenance test of integrated circuit board, most all be random connection between integrated circuit board and the integrated circuit board, the connecting cable is mixed and disorderly, and the integrated circuit board is placed at will, so not only easily causes the device damage on the integrated circuit board, the integrated circuit board short circuit scheduling problem, but also face the difficult problem of taking off after being connected between integrated circuit board and the integrated circuit board.
Disclosure of Invention
The utility model aims to provide a VPX bus 3U board card maintenance test platform so as to solve the technical problems mentioned in the background art.
The technical scheme for realizing the aim of the utility model is as follows: a VPX bus 3U board card maintenance test platform comprises a base, a test motherboard and a plurality of pressing plates; the test motherboard is fixed on the base, a slot is arranged on the test motherboard, and a board to be tested is inserted into the slot; the base is provided with a plurality of guide pins which penetrate through the test mother board and are positioned at two ends of the slot; the middle part of the pressing plate is rotationally connected with the base, the pressing plate is positioned at two ends of the slot, and the rotation axis is positioned at the outer side of the guide pin; the two ends of the tested plate are provided with antistatic guide sleeves, and when the tested plate is inserted into the slot, the antistatic guide sleeves are sleeved on the guide pins and are positioned above one end of the pressing plate close to the slot.
Further, the device also comprises a shaft seat, wherein a groove is formed in the base, the shaft seat is fixed in the groove, and the middle part of the pressing plate is rotationally connected with the shaft seat.
Further, an arc-shaped groove is formed at one end of the pressing plate, which is close to the slot, and the guide pin is positioned in the arc-shaped groove.
Further, an included angle is formed between one end of the pressing plate, which is close to the slot, and one end of the pressing plate, which is far away from the slot, and the included angle is larger than 90 degrees and smaller than 180 degrees.
Further, a fixed guide post is arranged on the base, the fixed guide post is matched with the screw, and the test motherboard is fixed on the base through the screw.
Further, the base, the pressing plate, the guide pin and the shaft seat are made of aluminum alloy.
Further, the test motherboard is provided with a power circuit, a network port seat and a power socket; the slot is electrically connected with the power circuit, the network port seat and the power socket.
Further, the power supply circuit adopts a RY3408 chip.
By adopting the technical scheme, the utility model has the following beneficial effects:
(1) According to the utility model, the rotatable pressing plates are arranged on the two sides of the slot, and the pressing plates on the two sides are pressed to form the lever by the shaft seat in the process of taking down the tested board, so that the tested board card is ejected out of the slot, and the problem that the tested board is not easy to take out is solved.
(2) The utility model relates to a multi-part combined assembly body, which is simple in part processing, convenient to assemble and not easy to damage.
(3) The two ends of the tested plate are provided with the antistatic guide sleeves, the two ends of the slot are provided with the guide pins, and the tested plate is guided to be inserted into the slot through the cooperation of the antistatic guide sleeves and the guide pins.
(4) The parts of the utility model are all made of aluminum alloy, and are small, exquisite and light.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a front view of the present utility model.
Fig. 3 is a bottom view of the present utility model.
Fig. 4 is a rear view of the present utility model.
Fig. 5 is an assembly view of the present utility model.
FIG. 6 is a circuit diagram of a socket of a test motherboard according to the present utility model.
Fig. 7 is a circuit diagram of a socket of the test motherboard according to the present utility model.
Fig. 8 is a power circuit diagram of a test motherboard according to the present utility model.
Fig. 9 is a circuit diagram of an external power socket of the test motherboard of the present utility model.
Fig. 10 is a functional block diagram of a repair test motherboard according to the present utility model.
The reference numerals in the drawings are: the test device comprises a base 1, a test motherboard 2, a pressing plate 3, a board to be tested 4, an antistatic guide sleeve 4-1, a guide pin 5, a shaft seat 6, a power circuit 7, a net mouth seat 8 and a power socket 9.
Detailed Description
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the embodiments of the present utility model, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on those shown in the drawings, or those conventionally put in place when the inventive product is used, or those conventionally understood by those skilled in the art, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
Example 1
1-5, a VPX bus 3U board card maintenance test platform comprises a base 1, a test motherboard 2 and a plurality of pressing plates 3, wherein the test motherboard 2 is fixed on the base 1, a slot is arranged on the test motherboard 2, and a board 4 to be tested is inserted in the slot; the base 1 is provided with a plurality of guide pins 5, and the guide pins 5 penetrate through the test mother board 2 and are positioned at two ends of the slot; the middle part of the pressing plate 3 is rotationally connected with the base 1, the pressing plate 3 is positioned at two ends of the slot, and the rotation axis is positioned at the outer side of the guide pin 5.
Specifically, the base 1 is a mounting base, 4 threaded fixing guide posts are arranged on the bottom plate 1, through holes for screws to pass through are formed in the 4 corners of the test mother plate 2, and the test mother plate 2 is fixed on the bottom plate 1 through the screws.
The base 1 is provided with a groove, a shaft seat 6 is fixed in the groove, the pressing plate 3 is rotationally connected with the shaft seat 6, the pressing plate 3 is a large-angle bending piece, and the pressing plate and the shaft seat 6 form a lever structure together.
In this embodiment, there are 3 slots, so the guide pins 5 are 6, and the same shaft seat 6 and press plate 3 are 6.
Square antistatic guide sleeves 4-1 are arranged at two ends of the tested plate 4, guide pins 5 are arranged at two ends of the slot, and the tested plate 4 can be guided to be inserted into the slot through the cooperation of the antistatic guide sleeves 4-1 and the guide pins 5. When the board 4 to be tested is inserted into the slot, the antistatic guide sleeve 4-1 is inserted on the guide pin 5 and is pressed on one end of the pressing plates 3 on both sides, which is close to the slot. In the process of taking down the measured plate 4, through pressing the clamp plates 3 on both sides, the clamp plates 3 form a lever by the axle bed 6, and the measured plate 4 card is ejected out of the slot, thus solving the problem that the measured plate 4 is not easy to take out.
The arc-shaped groove is formed at one end of the pressing plate 3 close to the slot, and the guide pin 5 is positioned in the arc-shaped groove, so that the partial area of the pressing plate 3 pressed below the anti-static guide sleeve 4-1 is large enough, and the measured plate 4 is easier to take out.
An included angle is formed between one end of the pressing plate 3, which is close to the slot, and one end of the pressing plate, which is far away from the slot, and the included angle is more than 90 degrees and less than 180 degrees. As a preferable scheme of the embodiment, the included angle is any angle between 120 degrees and 150 degrees.
In the embodiment, the base 1, the pressing plate 3, the guide pin 5 and the shaft seat 6 are made of aluminum alloy, and the device is small, exquisite and portable.
Referring to fig. 6-10, the test motherboard 2 is provided with a power circuit 7, a socket 8 and a power socket 9, and the socket is electrically connected with the power circuit 7, the socket 8 and the power socket 9.
Referring to fig. 6, a slot circuit of a test motherboard of the 3U standard of the present embodiment includes:
the J1 interface is characterized by comprising the following types: c1410186-1 (vpx_j0_rt2);
the J2 interface, the interface model is: c1410142-1 (vpx_j1_rt2);
the J3 interface is characterized by comprising the following types: c1410140-1 (vpx_j2_rt2);
wherein J1 is a power supply chip, and can provide +12V, +3.3V power supply, 3 chips are single-ended signal chips, and the other 2 chips are differential signal chips. J2 is a 16-chip structure providing 16 sets of differential pair signals. J3 is a 16-chip structure capable of providing 16 sets of differential pair signals or 16 single-ended signals.
The pins F1, F2, G1, G2, H1, H2, I1 and I2 of the J1 interface are connected with the 4 th pin of the power socket 9, and the power socket 9 provides external power supply of +12V.
The E5 pin of the J1 interface is connected with a power circuit, and the power circuit is turned out to provide power by +3.3V.
The E13 pin of the J2 interface is connected with the 1 st pin of the network port seat to provide TX+ signals for the network port seat.
The F13 pin of the J2 interface is connected with the 2 nd pin of the network port seat to provide TX-signals for the network port seat.
The G14 pin of the J2 interface is connected with the 3 rd pin of the network port seat to provide RX+ signals for the network port seat.
The H14 pin of the J2 interface is connected with the 6 th pin of the network port seat to provide RX-signals for the network port seat.
Referring to fig. 7, the power supply circuit 7 of the present embodiment is three sets of DC/DC converters, and uses RY3408 chips to supply power to the VPX bus by converting +5v to +3.3v. Specifically, RY3408 is a monolithic synchronous buck regulator architecture employing constant frequency current mode, extending battery life in the system. Transient response can be provided without the need for additional external compensation components. It contains an internal low resistance, high voltage power MOSFET and operates at a frequency of 1.5MHZ to ensure compact, efficient design and ac and dc performance. In addition, RY3408 has characteristics of short-circuit protection, overvoltage protection, and overtemperature protection.
The power circuit 7 is connected with the 1 st pin and the 2 nd pin of the power socket 9. The +5v power is supplied by an external power outlet 9.
The power circuit 7 is connected with an E5 pin of the J1 interface of the slot. The slot is supplied with +3.3v power.
Referring to fig. 8, in the circuit of the network port seat 8 of this embodiment, the model number of the network port seat 8 is: RJ45 net mouth seat (with lamp).
The 1 st pin of the network port seat 8 is connected with the E13 pin of the J2 interface of the slot, and the E13 pin provides TX+ signals.
The 2 nd pin of the network port seat 8 is connected with the F13 pin of the J2 interface of the slot, and the F13 pin provides TX-signals.
The 3 rd pin of the network port seat 8 is connected with the G14 pin of the J2 interface of the slot, and the G14 pin provides RX+ signals.
The 6 th pin of the network port seat 8 is connected with the H14 pin of the J2 interface of the slot, and the H14 pin provides RX-signals.
Referring to fig. 9, the power socket 9 of the present embodiment adopts a socket model 2510-6WZ. External power supplies of +12v and +5v are provided for the socket and the power supply circuit 7, respectively.
While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.
Claims (8)
1. The utility model provides a VPX bus 3U integrated circuit board maintenance test platform which characterized in that: comprises a base (1), a testing motherboard (2) and a plurality of pressing plates (3); the test mother board (2) is fixed on the base (1), a slot is arranged on the test mother board (2), and a tested board (4) is inserted into the slot; the base is provided with a plurality of guide pins (5), and the guide pins (5) penetrate through the test mother board (2) and are positioned at two ends of the slot; the middle part of the pressing plate (3) is rotationally connected with the base (1), the pressing plate (3) is positioned at two ends of the slot, and the rotation axis is positioned at the outer side of the guide pin (5); the two ends of the detected plate (4) are provided with antistatic guide sleeves (4-1), when the detected plate (4) is inserted into the slot, the antistatic guide sleeves (4-1) are sleeved on the guide pins (5) and are positioned above one end, close to the slot, of the pressing plate (3).
2. The VPX bus 3U board card maintenance test platform according to claim 1, wherein: the novel pressing plate is characterized by further comprising a shaft seat (6), wherein a groove is formed in the base (1), the shaft seat (6) is fixed in the groove, and the middle part of the pressing plate (3) is rotationally connected with the shaft seat (6).
3. The VPX bus 3U board card maintenance test platform according to claim 1, wherein: an arc-shaped groove is formed at one end, close to the slot, of the pressing plate (3), and the guide pin (5) is located in the arc-shaped groove.
4. A VPX bus 3U board card repair test platform according to claim 3, wherein: an included angle is formed between one end, close to the slot, of the pressing plate (3) and one end, far away from the slot, of the pressing plate, and the included angle is larger than 90 degrees and smaller than 180 degrees.
5. The VPX bus 3U board card maintenance test platform according to claim 1, wherein: the test motherboard (2) is fixed on the base (1) through the screw.
6. The VPX bus 3U board card maintenance test platform according to claim 2, wherein: the base (1), the pressing plate (3), the guide pin (5) and the shaft seat (6) are made of aluminum alloy.
7. The VPX bus 3U board card maintenance test platform according to claim 1, wherein: the test motherboard (2) is provided with a power circuit (7), a network port seat (8) and a power socket (9); the slot is electrically connected with the power circuit (7), the network socket (8) and the power socket (9).
8. The VPX bus 3U board card maintenance test platform of claim 7, wherein: the power circuit (7) adopts RY3408 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322160574.2U CN220525955U (en) | 2023-08-10 | 2023-08-10 | VPX bus 3U board card maintenance test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322160574.2U CN220525955U (en) | 2023-08-10 | 2023-08-10 | VPX bus 3U board card maintenance test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220525955U true CN220525955U (en) | 2024-02-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322160574.2U Active CN220525955U (en) | 2023-08-10 | 2023-08-10 | VPX bus 3U board card maintenance test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220525955U (en) |
-
2023
- 2023-08-10 CN CN202322160574.2U patent/CN220525955U/en active Active
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