CN218729019U

CN218729019U - Board card bus data transmission testing arrangement

Info

Publication number: CN218729019U
Application number: CN202223215960.9U
Authority: CN
Inventors: 李超; 吴铭
Original assignee: Shanghai Zhihang Information Technology Co ltd
Current assignee: Shanghai Zhihang Information Technology Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-03-24
Anticipated expiration: 2032-12-01

Abstract

The utility model belongs to the technical field of the integrated circuit board test, concretely relates to board bus data transmission testing arrangement, including being surveyed board card, test backplate and host computer, being surveyed board card and connecting on the test backplate, and the test backplate passes through wire and host computer connection, the test backplate includes the bottom plate, set up a plurality of and the board card corresponding board slot of being surveyed on the bottom plate, the outside of board slot is provided with the annular mounting panel of rectangle, and the top of mounting panel is provided with the clamp plate, elastic support element has all set firmly on four angles of up end of mounting panel, and elastic support element's top and the lower terminal surface fixed connection of clamp plate, the center department of clamp plate sets up one and holds the logical groove that is surveyed board card was passed. The defects of the prior art are overcome, the force applied to the plug board card is buffered, the damage to equipment caused by the overlarge force is avoided, and the use and maintenance cost of the equipment is reduced.

Description

Board card bus data transmission testing arrangement

Technical Field

The utility model belongs to the technical field of the integrated circuit board test, concretely relates to board bus data transmission testing arrangement.

Background

In the production process, the detection of the board card of the electronic circuit is a necessary process in the electronic product industry. Chinese patent with patent application number CN202020843339.9 discloses a board card bus data transmission test system, which can realize automatic test of board cards, reduce complexity and difficulty of test system integration, reduce test cost, and save development cost and production cost.

In the actual test process of the board card, when the board card is plugged into the slot, the situation that the slot or the board card is damaged due to the fact that the user exerts too much force often happens because whether the plugging is finished cannot be judged, the test efficiency of the board card is influenced, and the maintenance cost of equipment is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a board bus data transmission testing arrangement has overcome the not enough of prior art, cushions the grafting integrated circuit board exerted force, avoids exerting too big equipment damage that causes of force, reduces the use maintenance cost of equipment.

In order to solve the above problems, the utility model adopts the following technical proposal:

the utility model provides a board card bus data transmission testing arrangement, includes by survey board card, test backplate and host computer, the board card that is surveyed is connected on the test backplate, and tests the backplate and pass through wire and host computer connection, the test backplate includes the bottom plate, set up on the bottom plate a plurality of board card slots that correspond with the board card that is surveyed, the outside of board card slot is provided with the annular mounting panel of rectangle, and the top of mounting panel is provided with the clamp plate, all set firmly elastic support piece on four angles of up end of mounting panel, and elastic support piece's top and the lower terminal surface fixed connection of clamp plate, the center department of clamp plate sets up one and holds the logical groove that is surveyed the board card and passes.

Furthermore, a group of positioning holes are formed in the two ends of the board card slot, each group of positioning holes comprises at least two positioning holes, the diameter of each positioning hole is different, and each group of positioning holes are linearly distributed along the width direction of the board card slot; and positioning pins matched with the diameter and the depth of the positioning holes are arranged at two ends of the lower end face of the tested plate clamp.

Furthermore, the positioning pin is a conductive metal pin, and conductive contacts are mounted at the bottom of the positioning hole.

Furthermore, a plurality of indicator lamps are embedded on the bottom plate and correspond to the board card slots one by one, and the indicator lamps are connected with the conductive contacts through wires.

Further, a mounting groove has been seted up on one side inner wall of mounting panel, install at least one cylinder, a locating plate that extends to along the length direction of mounting panel in the mounting groove, locating plate fixed mounting is served at the flexible of cylinder.

Furthermore, the surface of one side of the positioning plate, which is far away from the cylinder, is bonded with an elastic base plate, and the surface of one side of the base plate, which is far away from the positioning plate, is provided with anti-skid grains.

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses a clamp plate and elastic support piece cushion the power of inserting the integrated circuit board and exert to the grafting position has carried out the restriction, avoids exerting external force and too big causes equipment to damage, reduces the use maintenance cost of equipment.

2. The utility model discloses a setting up of locating pin, conductive contact and pilot lamp can indicate the connected state of integrated circuit board and slot, convenient to use person's operation.

3. The utility model discloses a locating plate and backing plate can the butt at a side surface of integrated circuit board, avoid it to take place not hard up, and the test procedure is more accurate.

Drawings

Fig. 1 is a schematic structural diagram of a board bus data transmission testing device.

Fig. 2 is a schematic partial structure diagram of a board bus data transmission testing device.

Fig. 3 is a schematic structural diagram of a positioning component in a board bus data transmission testing apparatus.

In the figure: 1. a base plate; 2. pressing a plate; 3. an indicator light; 4. positioning holes; 5. a board card slot; 6. a through groove; 7. mounting a plate; 8. an elastic support member; 9. positioning a plate; 10. a base plate; 11. and a cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, a board bus data transmission testing arrangement, including the board card that is surveyed, test backplate and host computer, the board card that is surveyed is connected on the test backplate, and the test backplate passes through wire and host computer connection, the test backplate includes bottom plate 1, set up a plurality of board card slots 5 that correspond with the board card that is surveyed on bottom plate 1, the outside of board card slot 5 is provided with the annular mounting panel 7 of rectangle, and the top of mounting panel 7 is provided with clamp plate 2, elastic support elements 8 has all set firmly on four angles of up end of mounting panel 7, and elastic support elements 8's top and clamp plate 2's lower terminal surface fixed connection, clamp plate 2's center department has seted up one and has held the logical groove 6 that the board card that is surveyed passed.

In order to facilitate the insertion, a group of positioning holes 4 is formed in each of two ends of the board card slot 5, each group of positioning holes 4 comprises at least two positioning holes, the diameter of each positioning hole 4 is different, and each group of positioning holes 4 are linearly distributed along the width direction of the board card slot 5; positioning pins matched with the diameter and the depth of the positioning holes 4 are arranged at two ends of the lower end face of the measured plate clamp; the plug-in direction of the tested clamping plate is limited by the positioning holes 4 with different sizes, and the problem that the tested clamping plate and the clamping plate slot 5 are damaged due to reverse plug-in is avoided.

In order to supply power to the detected board card, the positioning pin is a conductive metal pin, and conductive contacts are arranged at the bottoms of the positioning holes 4; and after the positioning pin is contacted with the conductive contact, the power supply of the equipment is connected.

In order to indicate the connection state of the board card to be detected, a plurality of indicator lamps 3 are embedded on the bottom plate 1, the indicator lamps 3 correspond to the board card slots 5 one by one, and the indicator lamps 3 are connected with the conductive contacts through wires; the indicator light 3 is connected in series with the conductive contact, and when the conductive contact is connected with the positioning pin, the indicator light 3 is simultaneously lighted.

In order to limit the position of the board card to be tested, an installation groove is formed in the inner wall of one side of the installation plate 7, at least one cylinder and a positioning plate 9 extending along the length direction of the installation plate 7 are installed in the installation groove, and the positioning plate 9 is fixedly installed on the telescopic end of the cylinder; the surface of one side of the positioning plate 9 away from the cylinder is bonded with a backing plate 10 with elasticity, and the surface of one side of the backing plate 10 away from the positioning plate 9 is provided with anti-skid grains.

To sum up, a board bus data transmission testing arrangement, at first the locating pin on the board card that is surveyed corresponds with locating hole 4 during the use, confirm the grafting direction of being surveyed the board card, then apply external force and peg graft downwards and be surveyed the board card, position and the clamp plate 2 contact of handing at the grafting in-process, 2 extrusion elastic support piece 8 at the in-process clamp plate of pushing down, cushion the overdraft, avoid pushing down fast and cause the damage of board card slot 5, when elastic support piece 8 compresses to the extreme low position simultaneously, also can not continue to push down by the board card that is surveyed, accomplish grafting this moment, avoid excessive grafting to cause the damage.

When the plugging is finished, the positioning pin extends to the bottom of the positioning hole 4 and is in contact with the conductive contact, so that the positioning pin is connected to a power supply, and the indicator lamp 3 indicates the completion of the plugging by an operator; one side of the backing plate 10 is abutted against the surface of the board to be detected by controlling the extension of the air cylinder, so that the board to be detected is prevented from loosening; and after the operation is finished, testing the data transmission performance of the tested board card through the upper computer.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a board card bus data transmission testing arrangement, is including being surveyed board card, test backplate and host computer, being surveyed board card and connecting on the test backplate, and the test backplate passes through wire and host computer connection, its characterized in that: the test backboard comprises a bottom plate (1), a plurality of board card slots (5) which are arranged on the bottom plate (1) and correspond to the tested board cards, wherein the outer sides of the board card slots (5) are provided with mounting plates (7) which are rectangular and annular, pressing plates (2) are arranged above the mounting plates (7), elastic supporting members (8) are fixedly arranged on four corners of the upper end surface of each mounting plate (7), the tops of the elastic supporting members (8) are fixedly connected with the lower end surface of each pressing plate (2), and through grooves (6) which are used for accommodating the tested board cards to pass through are formed in the center of each pressing plate (2).

2. The board bus data transmission testing device of claim 1, wherein: a group of positioning holes (4) are formed in the two ends of the board card slot (5), each group of positioning holes (4) comprises at least two positioning holes, the diameters of the positioning holes (4) are different, and the positioning holes (4) in each group are linearly distributed along the width direction of the board card slot (5); and positioning pins matched with the diameters and the depths of the positioning holes (4) are arranged at two ends of the lower end surface of the tested plate clamp.

3. The board bus data transmission testing device of claim 2, wherein: the positioning pins are conductive metal pins, and conductive contacts are mounted at the bottoms of the positioning holes (4).

4. The board bus data transmission testing device of claim 3, wherein: the bottom plate (1) is provided with a plurality of indicating lamps (3) in an embedded mode, the indicating lamps (3) correspond to the board card slots (5) one to one, and the indicating lamps (3) are connected with the conductive contacts through wires.

5. The board bus data transmission testing device of claim 4, wherein: the mounting structure is characterized in that a mounting groove is formed in the inner wall of one side of the mounting plate (7), at least one cylinder and a positioning plate (9) extending along the length direction of the mounting plate (7) are mounted in the mounting groove, and the positioning plate (9) is fixedly mounted on the telescopic end of the cylinder.

6. The board bus data transmission testing device of claim 5, wherein: the surface of one side, far away from the cylinder, of the positioning plate (9) is bonded with a backing plate (10) with elasticity, and the surface of one side, far away from the positioning plate (9), of the backing plate (10) is provided with anti-skid grains.