CN220963799U

CN220963799U - Thermal-proof plug device

Info

Publication number: CN220963799U
Application number: CN202322871359.3U
Authority: CN
Inventors: 徐润生; 熊慧敏
Original assignee: Sundak Semiconductor Technology Shanghai Co ltd
Current assignee: Sundak Semiconductor Technology Shanghai Co ltd
Priority date: 2023-10-25
Filing date: 2023-10-25
Publication date: 2024-05-14
Anticipated expiration: 2033-10-25

Abstract

The utility model relates to a hot plug preventing device, comprising: a base mounted on the machine; the compression bar comprises a rotating end and a fixed end; the rotating end is arranged on the base and is in rotating connection with the base; the fixed end is provided with a first screw hole; the first screw hole is connected with a machine screw; one end of the utility model is fixed by a screw, the other end is embedded into a panel of the machine, and only if the screw is loosened when the pressure lever stretches across the whole plugging area, the pressure lever rotates in the direction away from the machine, and at the moment, the whole plugging area is completely exposed, so that a worker can perform plugging action; in the process of rotation of the pressure lever, the first bulge is also far away from the switch, the switch is disconnected, so that the whole machine is powered off, and the pressure lever stretches across the whole plugging area and is required to be rotated for plugging and unplugging, so that the power supply is disconnected, the hot plugging action of an operator is fundamentally stopped, and the damage of the hot plugging to the machine is fundamentally reduced.

Description

Thermal-proof plug device

Technical Field

The utility model relates to the technical field of hot plug, in particular to a hot plug preventing device.

Background

Hot plug-in-plug refers to that a module and a board card are inserted into or pulled out of a system without influencing the normal operation of the system under the condition that the power supply of the system is not closed, so that the reliability, the quick maintainability, the redundancy, the timely recovery capability to disasters and the like of the system are improved;

In specific use, although the circuit board has certain convenience in hot plug, a larger current and voltage are generated in the moment in the hot plug process, and the phenomenon of static electricity release can also occur, so that the generated overcurrent, moment voltage and static electricity release are very easy to damage a machine and a board card, and if the machine without a hot plug function is encountered, the damage of the machine is directly caused; on the other hand, if the voltage of the live equipment is large, the personal safety of the user performing the hot plug operation may be directly threatened.

Disclosure of utility model

Therefore, the technical problem to be solved by the utility model is to solve the problem that most machines in the prior art have no reliable heat-proof plug design, and the wrong heat plug operation is easy to damage the machines. In order to solve the technical problems, the utility model provides a hot plug preventing device, when hot plug action is needed, a screw is required to be taken down, and a compression bar is lifted up to enable a machine to be in a power-off state; after the hot plug work is finished, the press rod is locked to electrify the machine, so that damage to the machine when personnel perform the hot plug action is effectively reduced.

In order to solve the technical problems, the utility model provides a hot plug preventing device, which comprises: a base mounted on the machine; the compression bar comprises a rotating end and a fixed end; the rotating end is arranged on the base and is in rotating connection with the base; the fixed end is provided with a first screw hole; the first screw hole is connected with a machine screw.

The end, connected with the fixed block, of the compression bar is a rotating end, and the end, connected with the machine, of the compression bar is a fixed end.

According to the utility model, one end of the compression bar spans the whole plugging area of the machine and is fixed by the screw, and the other end of the compression bar is embedded into the panel of the machine, so that when a board card needs to be plugged and unplugged, the screw is required to be taken down, and the compression bar is lifted up to enable the machine to be in a power-off state; after the board card is replaced, the step-down rod is also required to be lowered for locking, and the machine can be powered, so that the damage to the machine caused by incorrect hot plug work of personnel is fundamentally solved.

In one embodiment of the utility model, the base comprises: a shielding plate mounted on the machine; a first groove is formed in one end, close to the compression bar, of the shielding plate; the fixed block, the fixed block both sides are provided with the second draw-in groove respectively, the fixed block passes through the second draw-in groove card is in the first recess.

The shielding plate is embedded into the machine panel, and various mechanisms can be arranged on the shielding plate according to requirements, so that the shielding plate is convenient for operators to operate; in order to avoid violent dismantlement depression bar of staff, the design of shielding plate can make the depression bar rotate to certain angle after, blocked, unable dismantlement ensures the effective use of whole device.

In one embodiment of the utility model, the fixed block is arranged at one side far away from the machine and near one end of the shielding plate, and is provided with a third groove; an arc-shaped groove is formed in the bottom of the third groove; the two sides of the third groove are respectively provided with a first mounting groove; the first mounting groove is far away from one end of the shielding plate and is arc-shaped.

In one embodiment of the utility model, the rotating end is provided with a first mounting hole; a mounting column is arranged in the first mounting hole; the two ends of the mounting column are mounted at the arc-shaped part of the first mounting groove and can rotate in the arc-shaped part of the first mounting groove.

Wherein, in order to make the depression bar can rotate in the fixed block, install the erection column at the rotation end of depression bar, when the depression bar rotated, drive the erection column and rotate in the first mounting groove of fixed block to realize the rotation of depression bar.

In one embodiment of the utility model, an arc-shaped bulge is arranged on one side of the rotating end, which is close to the fixed block; the arc-shaped protrusion is arranged in the arc-shaped groove and can rotate in the arc-shaped groove.

In order to enable the compression bar to rotate smoothly, an arc-shaped bulge which is designed into a semi-arc shape is arranged at the joint of the compression bar and the fixed block, and an arc-shaped groove is arranged at the bottom of a third groove of the compression bar installed on the fixed block; the semicircular arc design of the compression bar is matched with the arc-shaped groove of the fixed block, so that the compression bar cannot loosen when rotating clockwise to 0 angle under the condition of no shielding plate, and can be taken out only when rotating anticlockwise to 180 angles, namely, the arc-shaped protrusion of the compression bar can be detached when rotating to one side of the fixed block away from the machine.

In one embodiment of the utility model, a fourth groove is arranged at one end of the fixed block, which is far away from the machine and the shielding plate; and a fifth groove is formed in the bottom of the fourth groove.

In one embodiment of the present utility model, a switch is disposed in the fifth groove; the switch is electrically connected with the machine through a switch cable.

In one embodiment of the utility model, the side of the fixed block that is inside the machine is provided with a snap for locking the switch cable to the fixed block.

In one embodiment of the utility model, the pressing rod is close to one side of the machine, and a first bulge is arranged at a position corresponding to the switch, and the first bulge is positioned in the fourth groove; the first protrusion is used for touching the switch.

In order to fundamentally solve the damage to the machine caused by the wrong hot plug action of the staff, the utility model designs the switch and the first bulge: when the fixed end of the pressure lever is locked on the machine by a screw, the pressure lever is subjected to downward pressure, the first bulge presses the switch downwards, and the on state of the switch is triggered, so that the whole machine is in an electrified state; when the working personnel performs hot plug work, the screw on the pressing rod is required to be taken down, so that the switch is not stressed by the first bulge, the switch is in an off state, the whole machine is in an off state, the machine at the moment is off, the plug operation of any board can be performed, and the damage caused when the power supply is not turned off to plug the board is avoided.

In one embodiment of the utility model, the compression bar is provided with an adjusting hole above the first protrusion, and the adjusting hole is in a strip shape.

According to the utility model, the strip-shaped adjusting hole is designed above the first bulge of the pressure lever, so that the first bulge is in a hollowed-out state, and the phenomenon that the pressure lever is broken and deformed and cannot recover to the original shape when receiving a large force outside the elastic limit is avoided.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

One end of the heat-proof plug device is fixed by a screw, the other end of the heat-proof plug device is embedded into a panel of a machine, a pressure bar is arranged to cross the whole plug area, and a first bulge is arranged on the pressure bar and used for triggering and switching off a switch; only when the screw is loosened, the compression bar rotates in a direction away from the machine, the whole plugging area is completely exposed, and a worker can perform plugging action; in the process of rotating the pressure lever, the first bulge is also far away from the switch, the switch is disconnected, so that the whole machine is powered off, and the pressure lever stretches across the whole plugging area and is required to be rotated for plugging and unplugging, so that the power supply is disconnected, the hot plugging action of an operator is radically stopped, and the damage of the hot plugging to the machine is radically reduced; if the plugging action is completed, the compression bar does not rotate towards the machine direction and the screw is locked. The switch can not be triggered, the machine can not be electrified, and the possibility of misoperation of operators is avoided.

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 that are illustrated in the appended drawings, in which

FIG. 1 is a schematic view of the overall structure of a thermal plug-and-pull prevention device according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a base structure of the thermal plug-in preventing device shown in FIG. 1;

FIG. 3 is a schematic view of a shielding plate of the thermal plug-in preventing device shown in FIG. 1;

FIG. 4 is a side view of a securing block of the thermal plug-and-pull apparatus shown in FIG. 1;

FIG. 5 is a schematic view of a fixing block of the thermal plug preventing device shown in FIG. 1;

FIG. 6 is a top view of a securing block of the thermal plug-in protection device shown in FIG. 1;

FIG. 7 is a top view of a compression bar of the thermal plug-in protection device of FIG. 1;

FIG. 8 is a schematic view of a compression bar of the thermal plug-in preventing device shown in FIG. 1;

FIG. 9 is a side view of the thermal plug-and-pull apparatus of FIG. 1;

FIG. 10 is a schematic diagram illustrating a structure in which a compression bar of the thermal plug preventing device shown in FIG. 1 is rotated 180 degrees counterclockwise;

Fig. 11 is a schematic view of the thermal plug-and-pull prevention device of fig. 1 mounted on a machine.

Description of the specification reference numerals: 1. a fixed block; 11. a second clamping groove; 12. a third groove; 121. an arc-shaped groove; 122. a first mounting groove; 13. a fourth groove; 14. a fifth groove; 2. a shielding plate; 21. a first groove; 3. a compression bar; 31. a rotating end; 311. a first mounting hole; 312. arc-shaped bulges; 313. a first protrusion; 314. an adjustment aperture; 32. a fixed end; 321. a first screw hole; 33. a mounting column; 4. a switch; 41. a switching cable; 5. a hasp.

Detailed Description

The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings. While exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

Referring to fig. 1 to 11, in a preferred embodiment of the present utility model, a hot plug preventing apparatus includes: a base mounted on the machine; a pressing lever 3, the pressing lever 3 including a rotating end 31 and a fixed end 32; the rotating end 31 is arranged on the base and is rotationally connected with the base; the fixed end 32 is provided with a first screw hole 321; the first screw hole 321 is connected with a machine screw.

The base includes: a shielding plate 2, the shielding plate 2 being mounted on the machine; a first groove 21 is formed in one end, close to the compression bar 3, of the shielding plate 2; the fixed block 1, fixed block 1 both sides are provided with second draw-in groove 11 respectively, and fixed block 1 passes through second draw-in groove 11 card in first recess 21.

In the embodiment, the shielding plate 2 is rectangular, screw holes are respectively arranged at four corners of the shielding plate 2, the shielding plate 2 is connected with a machine through screw holes and is arranged on the machine, so that the shielding plate 2 can be embedded into a panel of the machine; according to specific use requirements, a plurality of functional mechanisms, such as a power switch and the like of the machine, can be arranged on the shielding plate 2, so that the space of the machine can be saved; a first groove 21 is formed in the shielding plate 2, the first groove 21 is rectangular, and the fixed block 1 is installed in the first groove 21; the whole fixed block 1 is in a cuboid shape, second clamping grooves 11 are respectively arranged on two sides contacted with the shielding plate 2, and the fixed block 1 is clamped in the first groove 21 through the second clamping grooves 11 so as to be arranged on the shielding plate 2; the fixed block 1 both sides fluting for the depression bar 3 highly can accurate alignment and hug closely the board card that is protected on the machine plug area, furthest realizes preventing plug effect.

The fixed block 1 is far away from one side of the machine and is close to one end of the shielding plate 2, and a third groove 12 is formed in the fixed block; the bottom of the third groove 12 is provided with an arc-shaped groove 121; the first mounting grooves 122 are respectively arranged on two sides of the third groove 12; the end of the first mounting groove 122 far away from the shielding plate 2 is arc-shaped; the fixed block 1 is arranged at one side far away from the machine and one end far away from the shielding plate 2, and is provided with a fourth groove 13; the bottom of the fourth groove 13 is provided with a fifth groove 14; the rotating end 31 is provided with a first mounting hole 311; the first mounting hole 311 is internally provided with a mounting column 33; both ends of the mounting post 33 are mounted at the arc of the first mounting groove 122 and rotatable at the arc of the first mounting groove 122; the rotating end 31 is arranged on one side close to the fixed block 1 and is provided with an arc-shaped bulge 312; the arc-shaped protrusion 312 is provided in the arc-shaped groove 121 and is rotatable in the arc-shaped groove 121; a switch 4 is arranged in the fifth groove 14; the switch 4 is electrically connected with the machine through a switch cable 41; the side of the fixed block 1, which is positioned in the machine, is provided with a hasp 5, and the hasp 5 is used for locking the switch cable 41 on the fixed block 1; the pressing rod 3 is close to one side of the machine, and a first protrusion 313 is arranged at a position corresponding to the switch 4, and the first protrusion 313 is positioned in the fourth groove 13; the first protrusion 313 is for touching the switch 4; the pressing lever 3 is provided with an adjustment hole 314 above the first protrusion 313, and the adjustment hole 314 has a bar shape.

In this embodiment, the compression bar 3 is disposed above and across the machine plug area; a compression bar 3 and a switch 4 are arranged in the fixed block 1; a third groove 12 is arranged at one end of the fixed block 1, which is far away from the machine and is close to the shielding plate 2, namely, one surface of the fixed block 1 exposed outside the machine, and the size of the third groove 12 is designed according to the width of the pressing rod 3, so that the rotating end 31 of the pressing rod 3 can be installed at the position and can rotate, and in the embodiment, the whole third groove 12 is rectangular; in order to enable the pressing bar 3 to rotate, first installation grooves 122 are respectively provided at both sides of the third groove 12; the first mounting groove 122 is divided into two parts, one end close to the shielding plate 2 is a rectangular groove, and the other end far away from the shielding plate 2 is an arc groove; the rotating end 31 of the compression bar 3 is provided with a circular first mounting hole 311, a mounting column 33 is mounted in the first mounting hole 311, the mounting column 33 is cylindrical, two ends of the mounting column 33 are respectively mounted at the arc-shaped position of the first mounting groove 122, namely, two ends of the mounting column 33 are respectively mounted in the arc-shaped groove of one end of the first mounting groove 122 far away from the shielding plate 2, and can rotate at the arc-shaped position of the first mounting groove 122; when the compression bar 3 rotates in a direction away from the machine in specific use, the compression bar 3 drives the mounting column 33 to rotate in the first mounting groove 122, so that the compression bar 3 rotates in the fixed block 1; in order to prevent the compression bar 3 from loosening in the use process, an arc-shaped bulge 312 is arranged on one side of the rotating end 31 of the compression bar 3, which is close to the fixed block 1, the arc-shaped bulge 312 is arranged in a semicircular arc shape, and an arc-shaped groove 121 matched with the arc-shaped bulge 312 is arranged at the bottom of the third groove 12, so that the arc-shaped bulge 312 is arranged in the arc-shaped groove 121 and can freely rotate in the arc-shaped groove 121; at this time, the side of the compression bar 3 away from the fixed block 1 is smooth, and when the smooth part of the rotating end 31 of the compression bar 3 rotates to the shielding plate 2, the compression bar is blocked and cannot rotate continuously, so that the falling off is prevented; the semicircular arc-shaped protrusion 312 of the compression bar 3 is designed to be matched with the arc-shaped groove 121 of the fixed block 1, so that the compression bar 3 cannot be loosened when rotating clockwise for 0 degree, and can be taken out only when rotating anticlockwise for 180 degrees; when the pressing rod 3 is to be detached, the shielding plate 2 is detached first, the pressing rod 3 is rotated anticlockwise to 180 degrees, and at the moment, the smooth side of the pressing rod 3 far away from the machine is rotated to the rectangular groove of the first mounting groove 122, so that the pressing rod 3 can be detached.

In order to radically solve the problem that a worker performs hot plug action, the utility model designs the switch 4, when the pressure lever 3 is locked on a machine by a screw, the switch 4 is triggered, the whole machine is in an electrified state, and the pressure lever 3 spans the whole plug area, so that the worker cannot perform plug action under the condition of electrifying the machine; when the compression bar 3 moves in the direction away from the machine, the switch 4 is not triggered, so that the whole machine is in a power-off state, after the compression bar 3 rotates away, the plugging area is exposed to the front of a worker, and when the plugging action is performed again, the hot plugging action is not performed, and damage to the machine is avoided;

Specifically, in this embodiment, a fourth groove 13 is provided at one end of the fixed block 1, which is far away from the machine and far away from the shielding plate 2, and the fourth groove 13 is larger than the third groove 12, and the whole is rectangular; a fifth groove 14 is arranged at the bottom of the fourth groove 13, and the fifth groove 14 is also rectangular and is used for installing the switch 4; the switch 4 is electrically connected with the machine through a switch cable 41 and controls the power supply of the whole machine; the switch cable 41 can be provided with a hole in the fifth groove 14, and can be worn in the fixed block 1 or arranged in the machine, so long as the switch 4 can control the power supply of the machine;

In order to realize that the press rod 3 can trigger the switch 4, a first protrusion 313 is arranged at one side of the press rod 3 close to the machine and corresponds to the position of the switch 4, the first protrusion 313 is positioned in a fourth groove 13, when the fixed end 32 of the press rod 3 is locked on the machine by a screw, the press rod 3 can be pressed towards the machine direction to drive the first protrusion 313 to press on the switch 4, so that the switch 4 is triggered, and the whole machine is electrified; when the screw at the fixed end 32 of the pressing rod 3 is loosened, the pressing rod 3 moves in a direction away from the machine, the first protrusion 313 is also away from the switch 4, the switch 4 loses pressure, and the triggering state is released, so that the whole machine is powered off.

On the side of the fixed block 1 located in the machine, a buckle 5 is provided for locking the cable, in this embodiment, the buckle 5 is used for locking the cable on the switch 4 to the fixed block 1, preventing the cable from falling off.

According to the utility model, through ingenious design of the pressure lever 3, the screw, the switch 4 and the first protrusion 313, when a worker wants to perform plugging action, the power supply can only be disconnected, so that the problem that the machine is damaged by hot plugging is fundamentally solved; even if the board card is inserted and pulled out, the pressing rod 3 is not pressed down or locked, the switch 4 is not triggered to electrify the machine, and the possibility of misoperation of operators is avoided.

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; may be a communication between two elements or an interaction between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature, which may be in direct contact with the first and second features, or in indirect contact with the first and second features via an intervening medium. Moreover, a first feature "above," "over" and "on" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is level lower than the second feature.

In the description of the present specification, the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., refer to particular features, structures, materials, or characteristics described in connection with the embodiment or example as being included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that alterations, modifications, substitutions and variations may be made in the above embodiments by those skilled in the art within the scope of the utility model.

Claims

1. A thermal plug-in prevention device is characterized in that: comprising the following steps:

a base mounted on the machine;

The compression bar comprises a rotating end and a fixed end; the rotating end is arranged on the base and is in rotating connection with the base; the fixed end is provided with a first screw hole; the first screw hole is connected with a machine screw.

2. The hot plug apparatus of claim 1, wherein:

the base includes:

A shielding plate mounted on the machine; a first groove is formed in one end, close to the compression bar, of the shielding plate;

The fixed block, the fixed block both sides are provided with the second draw-in groove respectively, the fixed block passes through the second draw-in groove card is in the first recess.

3. The hot plug apparatus of claim 2, wherein:

The fixed block is far away from one side of the machine and is close to one end of the shielding plate, and a third groove is formed in the fixed block; an arc-shaped groove is formed in the bottom of the third groove; the two sides of the third groove are respectively provided with a first mounting groove; the first mounting groove is far away from one end of the shielding plate and is arc-shaped.

4. A hot plug apparatus according to claim 3, wherein:

The rotating end is provided with a first mounting hole; a mounting column is arranged in the first mounting hole; the two ends of the mounting column are mounted at the arc-shaped part of the first mounting groove and can rotate in the arc-shaped part of the first mounting groove.

5. A hot plug apparatus according to claim 3, wherein:

An arc-shaped bulge is arranged on one side of the rotating end, which is close to the fixed block; the arc-shaped protrusion is arranged in the arc-shaped groove and can rotate in the arc-shaped groove.

6. The hot plug apparatus of claim 2, wherein:

The fixed block is far away from one side of the machine and one end of the fixed block, which is far away from the shielding plate, is provided with a fourth groove; and a fifth groove is formed in the bottom of the fourth groove.

7. The hot plug apparatus of claim 6, wherein:

A switch is arranged in the fifth groove; the switch is electrically connected with the machine through a switch cable.

8. The hot plug apparatus of claim 7, wherein:

The fixed block is arranged on one side in the machine, and is provided with a hasp for locking the switch cable on the fixed block.

9. The hot plug apparatus of claim 7, wherein:

The press rod is close to one side of the machine, a first bulge is arranged at a position corresponding to the switch, and the first bulge is positioned in the fourth groove; the first protrusion is used for touching the switch.

10. The hot plug apparatus of claim 9, wherein:

The pressure lever is provided with the regulation hole in first protruding top, the regulation hole is the bar.