CN211507613U

CN211507613U - Digital-analog integrated module applied to FPGA

Info

Publication number: CN211507613U
Application number: CN202020619316.XU
Authority: CN
Inventors: 李长青; 禹忠强; 罗惠; 刘巍
Original assignee: Sichuan Qinwei Huizhi Technology Co ltd
Current assignee: Sichuan Qinwei Huizhi Technology Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-09-15
Anticipated expiration: 2030-04-22

Abstract

A digital-analog integrated module applied to FPGA comprises a mounting box for placing an FPGA chip, the mounting box comprises a box body and a box cover mounted on the box body through a connecting component, a rectangular mounting hole is formed in the top of the box body, a rectangular fixing hole is formed in the hole wall of the mounting hole, a guide groove is formed in the outer wall of the box body, the bottom of the guide groove is communicated with the hole wall of the fixing hole, a mounting groove is formed in the outer wall of the box body, which is provided with the guide groove, one end, close to the ground, of the mounting groove is a closed end, the other end of the mounting groove is communicated with the groove wall of the guide groove, the fixing plate is matched with the mounting hole, a rectangular matching hole is formed in the side face of the fixing plate, a limiting plate is matched with the matching hole, a connecting rod penetrates through the guide groove and then is, the movable rod can be matched with the mounting groove. The utility model provides a fixed mode of ordinary joint have not enough problem.

Description

Digital-analog integrated module applied to FPGA

Technical Field

The utility model relates to the field of machinary, in particular to be applied to FPGA's digifax integration module.

Background

An FPGA (Field-Programmable Gate Array), which is a product of further development based on Programmable devices such as PAL, GAL, CPLD, etc. The circuit is a semi-custom circuit in the field of Application Specific Integrated Circuits (ASIC), not only overcomes the defects of the custom circuit, but also overcomes the defect that the number of gate circuits of the original programmable device is limited.

In order to protect the FPGA chip from being used for a long time, a special installation box is installed in the use process and used for placing parts such as the FPGA chip, but various problems can occur to electronic devices after the electronic devices are continuously used, the parts in the installation box need to be overhauled and maintained, and the problem of faults is solved. And ordinary joint mode need be operated by a wide margin and hard when the dismouting, and the part damage or the joint part fracture of inside leads to because of shaking easily, so need operate simpler fixed mode, the lid of dismouting mounting box better.

Disclosure of Invention

The utility model aims to provide a: the utility model provides a be applied to FPGA's digifax integration module, through the mounting hole cooperation on fixed plate and the box body of setting on the lid, again with the position of limiting plate restriction fixed plate, make the lid stably fix on the box body, and the position of limiting plate receives the influence of control lever, through movable rod and two mounting groove cooperations on making the control lever, confirm the position of limiting plate, and the movable rod can avoid the movable rod to receive external collision and the rupture with the mounting groove cooperation, the problem that the fixed mode of having solved ordinary joint exists not enough.

The utility model adopts the technical scheme as follows:

a digital-analog integrated module applied to an FPGA comprises a mounting box for placing an FPGA chip, wherein the mounting box comprises a box body and a box cover mounted on the box body through a connecting assembly, and the connecting assembly comprises a fixed plate, a limiting plate, a control rod and a movable plate;

the top of the box body is provided with a rectangular mounting hole, the axis of the mounting hole is vertical to the ground, the hole wall of the mounting hole is provided with a rectangular fixing hole, the axis of the fixing hole is parallel to the ground, the outer wall of the box body is provided with a guide groove, the axis of the guide groove is parallel to the axis of the fixed hole, both ends of the guide groove are closed ends, the bottom of the guide groove is communicated with the hole wall of the fixed hole, a rectangular connecting hole is arranged on the closed end of the guide groove far away from the mounting hole, the axis of the connecting hole is parallel to the axis of the guide groove, the outer wall of the box body, which is provided with the guide groove, is provided with two mounting grooves, the axis of each mounting groove is parallel to the axis of the mounting hole, one end of each mounting groove, which is close to the ground, is a closed end, the other end of each mounting groove is communicated with the wall of the guide groove, and the two mounting grooves are respectively arranged at two ends, which are close to and far away from the mounting hole, along the axis of the guide groove;

the bottom surface and the fixed plate of lid are connected, the fixed plate is equipped with the mating holes of rectangle with the mounting hole cooperation on the side of fixed plate, the axis of mating holes is parallel with the axis of fixed orifices, limiting plate and the mating holes cooperation of saying, the control lever includes connecting rod and movable rod, the connecting rod passes and inserts in the fixed orifices after the guide way, the side and the limiting plate connection of connecting rod, the one end of movable rod is articulated with the one end that the fixed orifices was kept away from to the connecting rod, and articulated axis between movable rod and the connecting rod is on a parallel with ground, and the movable rod can cooperate with the mounting groove, in the one end of fly leaf inserts the connecting hole, the fly leaf passes through the spring and is connected with the hole bottom of connecting hole, and the.

During the dismantlement, roll out the movable rod from the mounting groove, then promote the movable rod and remove to keeping away from the fixed plate along the guide way, the connecting rod removes along with the movable rod, the connecting rod promotes in the fly leaf gets into the connecting hole, the spring is compressed, then rotate the movable rod again, make its and the mounting groove cooperation of keeping away from the fixed plate, make the movable rod unable to remove again, the limiting plate is connected with the connecting rod, so the limiting plate can remove along with the removal of movable rod, when the movable rod removes to apart from the fixed plate furthest, the limiting plate no longer cooperates with the mating holes on the fixed plate under the drive of connecting rod, the lid just can be mentioned after the restriction that loses the limiting plate to the fixed plate, separate lid and box body, overhaul each part of box body inside, install the lid back normal position.

During the installation, place the top of box body with the lid, the mounting hole cooperation on fixed plate on the lid and the box body, then roll out the movable rod from the mounting groove of keeping away from the fixed plate, after losing the restriction of mounting groove, under the effect of spring restoring force, the fly leaf promotes the connecting rod and removes, and the connecting rod drives the limiting plate and removes together, makes the limiting plate insert the mating holes on the fixed plate, at last in rotating the movable rod, makes the movable rod and the mounting groove cooperation that is close to the fixed plate, makes the unable removal of movable rod.

The utility model discloses a mounting hole cooperation on fixed plate and the box body of setting on the lid, again with the position of limiting plate restriction fixed plate, make the lid stably fix on the box body, and the position of limiting plate receives the influence of control lever, through movable rod and two mounting groove cooperations on making the control lever, confirms the position of limiting plate, and the movable rod can avoid the movable rod to receive external collision and rupture with the mounting groove cooperation moreover, has solved the fixed mode problem that exists not enough of ordinary joint.

Furthermore, the side surface of the movable rod is provided with anti-skid grains. The friction force can be increased, and the hands can be prevented from being taken off when the movable rod is held tightly to apply force.

Furthermore, an anti-slip sleeve is sleeved on the side surface of the movable rod. The friction force is increased, the movable rod can be conveniently held to apply force, and the anti-skid sleeve is convenient to replace after being excessively worn.

Further, the spring is a cylindrical helical compression spring. The spring can be compressed and restored only along a fixed direction, cannot be easily deformed and is durable.

Further, the connecting assemblies are four. The connection of lid and box body is guaranteed to there being the four structures, increases the stability of connecting, prevents that there is the coupling assembling of certain department to damage, still can guarantee that the lid is stably fixed on the box body.

Due to the adoption of the technical scheme, the beneficial effects of the utility model are that:

1. the utility model relates to a be applied to FPGA's digifax integration module, through the mounting hole cooperation on fixed plate and the box body of setting on the lid, again with the position of limiting plate restriction fixed plate, make the lid stably fix on the box body, and the position of limiting plate receives the influence of control lever, through movable rod and two mounting groove cooperations on making the control lever, confirm the position of limiting plate, and movable rod and mounting groove cooperation can avoid the movable rod to receive external collision and rupture, have solved the problem that the fixed mode of ordinary joint exists inadequately.

2. The utility model relates to a be applied to FPGA's digifax integration module be equipped with anti-skidding line on the side of movable rod. The friction force can be increased, and the hands can be prevented from being taken off when the movable rod is held tightly to apply force.

3. The utility model relates to a be applied to FPGA's digifax integration module the cover is equipped with the antiskid cover on the side of movable rod. The friction force is increased, the movable rod can be conveniently held to apply force, and the anti-skid sleeve is convenient to replace after being excessively worn.

4. The utility model relates to a be applied to FPGA's digifax integration module, the spring is cylinder helical compression spring. The spring can be compressed and restored only along a fixed direction, cannot be easily deformed and is durable.

5. The utility model relates to a be applied to FPGA's digifax integration module, coupling assembling has four. The connection of lid and box body is guaranteed to there being the four structures, increases the stability of connecting, prevents that there is the coupling assembling of certain department to damage, still can guarantee that the lid is stably fixed on the box body.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a cross-sectional view of the cartridge body of the present invention;

fig. 5 is a schematic structural diagram of the control lever of the present invention.

Reference numerals in the drawings indicate:

1-box body, 2-box cover, 3-fixed plate, 4-limiting plate, 5-control rod, 501-connecting rod, 502-movable rod, 6-movable plate, 7-spring, 8-mounting hole, 9-matching hole, 10-guide groove, 11-connecting hole, 12-fixed hole and 13-mounting groove.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples, the exemplary embodiments of the present invention and the description thereof are only used for explaining the present invention, and are not intended as limitations of the present invention, and the connection in the specification is welding or riveting in the common knowledge, and the size ratio between each component in the specification does not represent the size ratio of each component in actual use.

The present invention will be described in detail with reference to fig. 1 to 5.

Example 1

A digital-analog integrated module applied to an FPGA comprises a mounting box for placing an FPGA chip, wherein the mounting box comprises a box body 1 and a box cover 2 mounted on the box body 1 through a connecting assembly, and the connecting assembly comprises a fixed plate 3, a limiting plate 4, a control rod 5 and a movable plate 6;

the top of the box body 1 is provided with a rectangular mounting hole 8, the axis of the mounting hole 8 is perpendicular to the ground, a rectangular fixing hole 12 is arranged on the hole wall of the mounting hole 8, the axis of the fixing hole 12 is parallel to the ground, a guide groove 10 is arranged on the outer wall of the box body 1, the axis of the guide groove 10 is parallel to the axis of the fixing hole 12, both ends of the guide groove 10 are closed ends, the groove bottom of the guide groove 10 is communicated with the hole wall of the fixing hole 12, a rectangular connecting hole 11 is arranged on the closed end of the guide groove 10 far away from the mounting hole 8, the axis of the connecting hole 11 is parallel to the axis of the guide groove 10, a mounting groove 13 is arranged on the outer wall of the box body 1 provided with the guide groove 10, the axis of the mounting groove 13 is parallel to the axis of the mounting hole 8, the end of the mounting groove 13 close to the ground is a closed, the two mounting grooves 13 are respectively arranged at two ends close to and far away from the mounting hole 8 along the axis of the guide groove 10;

the bottom surface and the fixed plate 3 of lid 2 are connected, fixed plate 3 cooperates with mounting hole 8, is equipped with the mating holes 9 of rectangle on the side of fixed plate 3, the axis of mating holes 9 is parallel with the axis of fixed orifices 12, and it cooperates with mating holes 9 to say limiting plate 4, control lever 5 includes connecting rod 501 and movable rod 502, connecting rod 501 passes and inserts in the fixed orifices 12 behind the guide way 10, and connecting rod 501's side is connected with limiting plate 4, the one end of movable rod 502 is articulated with the one end that connecting rod 501 kept away from fixed orifices 12, and the articulated axis between movable rod 502 and the connecting rod 501 is on a parallel with ground, and movable rod 502 can cooperate with mounting groove 13, in the one end of fly leaf 6 inserts connecting hole 11, fly leaf 6 passes through spring 7 and is connected with the hole bottom of connecting hole 11, and the other end and the connecting rod 501 contact of fly leaf.

When disassembling, the movable rod 502 is rotated out of the mounting groove 13, and then the movable rod 502 is pushed to move along the guide groove 10 away from the fixed plate 3, the connecting rod 501 moves along with the movable rod 502, the connecting rod 501 pushes the movable plate 6 into the connecting hole 11, the spring 7 is compressed, then the movable rod 502 is rotated to be matched with the mounting groove 13 far away from the fixed plate 3, so that the movable rod 502 can not move any more, the limit plate 4 is connected with the connecting rod 501, the stopper plate 4 moves with the movement of the movable rod 502, and when the movable rod 502 moves to the farthest position from the fixed plate 3, the limit plate 4 is not matched with the matching hole 9 on the fixed plate 3 under the driving of the connecting rod 501, the fixed plate 3 can lift the box cover 2 after losing the limit of the limit plate 4, the box cover 2 is separated from the box body 1, and (4) overhauling each part inside the box body 1, and installing the box cover 2 back to the original position after the overhauling is finished.

During the installation, place the top of box body 1 with lid 2, fixed plate 3 on the lid 2 cooperates with mounting hole 8 on the box body 1, then roll out movable rod 502 from the mounting groove 13 of keeping away from fixed plate 3, after losing the restriction of mounting groove 13, under the effect of spring 7 restoring force, fly leaf 6 promotes connecting rod 501 and removes, connecting rod 501 drives limiting plate 4 and removes together, make limiting plate 4 insert in the mating holes 9 on fixed plate 3, at last in rotation movable rod 501, make movable rod 501 and the mounting groove 13 cooperation that is close to fixed plate 3, make the unable removal of movable rod 501.

Example 2

A specific implementation description is made with respect to the operation manner in embodiment 1.

As shown in fig. 5, the utility model discloses in be provided with anti-skidding line on the movable rod 502, can increase the frictional force between movable rod 502 and the user palm contact surface, prevent to take off the hand when gripping the application of force of movable rod 502, be convenient for promote movable rod 502 and remove.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can be covered within the protection scope of the present invention without the changes or substitutions conceived by the inventive work within the technical scope disclosed by the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a be applied to FPGA's digifax integration module, is including the mounting box of placing the FPGA chip, the mounting box includes box body (1) and installs lid (2) on box body (1) through coupling assembling, its characterized in that: the connecting assembly comprises a fixed plate (3), a limiting plate (4), a control rod (5) and a movable plate (6);

the utility model discloses a box body, including box body (1), the axis of mounting hole (8), the axis perpendicular to ground of mounting hole (8), be equipped with the fixed orifices (12) of rectangle on the pore wall of mounting hole (8), the axis of fixed orifices (12) is on a parallel with ground, is equipped with guide way (10) on the outer wall of box body (1), the axis of guide way (10) is parallel with the axis of fixed orifices (12), and the both ends of guide way (10) are the blind end, and the tank bottom of guide way (10) and the pore wall intercommunication of fixed orifices (12), are equipped with the connecting hole (11) of rectangle on the blind end that mounting hole (8) were kept away from in guide way (10), the axis of connecting hole (11) is parallel with the axis of guide way (10), are equipped with mounting groove (13) on the outer wall that box body (1) was equipped with guide way (10), the axis of mounting groove (13) is parallel with the axis of mounting hole (8), one end of each mounting groove (13) close to the ground is a closed end, the other end of each mounting groove is communicated with the wall of the guide groove (10), two mounting grooves (13) are arranged, and the two mounting grooves (13) are respectively arranged at two ends close to and far away from the mounting hole (8) along the axis of the guide groove (10);

the bottom surface and the fixed plate (3) of lid (2) are connected, fixed plate (3) and mounting hole (8) cooperation are equipped with mating holes (9) of rectangle on the side of fixed plate (3), the axis of mating holes (9) is parallel with the axis of fixed orifices (12), limiting plate (4) and mating holes (9) cooperation are said, control lever (5) are including connecting rod (501) and movable rod (502), insert in fixed orifices (12) behind connecting rod (501) passing guide way (10), the side and limiting plate (4) of connecting rod (501) are connected, the one end of fixed orifices (12) is kept away from with connecting rod (501) to the one end of movable rod (502) is articulated, and the articulated axis between movable rod (502) and connecting rod (501) is on a parallel with ground, and movable rod (502) can cooperate with mounting groove (13), the one end of fly leaf (6) inserts in connecting hole (11), the movable plate (6) is connected with the bottom of the connecting hole (11) through a spring (7), and the other end of the movable plate (6) is in contact with the connecting rod (501).

2. The digital-analog integration module applied to the FPGA of claim 1, wherein: the side surface of the movable rod (502) is provided with anti-skid grains.

3. The digital-analog integration module applied to the FPGA of claim 1, wherein: an anti-slip sleeve is sleeved on the side surface of the movable rod (502).

4. The digital-analog integration module applied to the FPGA of claim 1, wherein: the spring (7) is a cylindrical spiral compression spring.

5. The digital-analog integration module applied to the FPGA of claim 1, wherein: the connecting components are four.