CN211238039U - Power module maintenance protection structure and power distribution cabinet - Google Patents
Power module maintenance protection structure and power distribution cabinet Download PDFInfo
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- CN211238039U CN211238039U CN202020129228.1U CN202020129228U CN211238039U CN 211238039 U CN211238039 U CN 211238039U CN 202020129228 U CN202020129228 U CN 202020129228U CN 211238039 U CN211238039 U CN 211238039U
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Abstract
The utility model discloses an electricity module maintenance protection architecture, which comprises a housin, the apron, the electricity module, interlock, trigger mechanism and drive mechanism, casing and apron are insulating material, casing one side is opened there is the installing port, the apron connects in installing port department with installing port adaptation and apron lid, interlock has first contact and second contact, first contact is connected with the input electricity of electricity module, the second contact is connected with high voltage power supply module's output electricity, electricity module and interlock set up in the casing, drive mechanism sets up on the casing, trigger mechanism sets up on the apron, trigger mechanism passes through drive mechanism control interlock, the utility model discloses a switch board including above-mentioned electricity module maintenance protection architecture is still disclosed. The utility model provides a power consumption module maintenance protection architecture and switch board, insulating housing open the back, and the power consumption module directly cuts off the power supply, maintains safety.
Description
Technical Field
The utility model relates to a switch board technical field especially relates to power module maintenance protection architecture and switch board.
Background
The electric equipment can not be used for life, and for electricity utilization safety, the existing electric equipment usually arranges the electrified electricity utilization modules such as circuits and power distribution modules into an insulated shell, so that the safety accidents caused by mistakenly touching the electrified electricity utilization modules during use are avoided.
The main problems that exist when the existing electrical equipment is in failure and needs to be maintained are that: the shell needs to be opened during maintenance, the power utilization module is exposed at the moment, and maintenance personnel need to be careful and have high energy consumption; in order to ensure the safety of maintenance personnel, the power utilization module is usually powered off and then maintained, but in actual work, the safety accidents caused by direct live maintenance due to forgetting to turn off the switch or too confident of the maintenance personnel are endless, and particularly the maintenance of equipment such as a power distribution cabinet and the like is very dangerous in case of uninterrupted maintenance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a with power module maintenance protection architecture and switch board, insulating housing opens the back, and the direct outage of power module, maintenance safety.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses an electricity module maintenance protection architecture, including casing, apron, electricity module, interlock switch, trigger mechanism and drive mechanism, the casing with the apron is insulating material, open casing one side has the installing port, the apron with the installing port adaptation just the apron lid connects in installing port department, interlock switch has first contact and second contact, first contact with the input electricity of electricity module is connected, the second contact with the output electricity of high voltage power supply module is connected, electricity module with the interlock switch sets up in the casing, drive mechanism set up in on the casing, trigger mechanism set up in on the apron, trigger mechanism passes through drive mechanism control the interlock switch;
when the cover plate is closed, the first contact is communicated with the second contact;
when the cover plate is opened, the first contact and the second contact are disconnected.
The utility model has the advantages that: the utility model discloses a power consumption module, including power consumption module, trigger mechanism, high-voltage power supply module and power consumption module, power consumption module sets up in the casing, seal the installing port through the apron, when needs maintain the power consumption module, must open the apron, the apron is opened, trigger mechanism passes through drive mechanism control interlock switch and makes first contact and the disconnection of second contact, high-voltage power supply module and power consumption module disconnection, can guarantee that the apron opens the power consumption module and directly cuts off the power supply, the power consumption module is uncharged when can guaranteeing the maintenance, maintenance safety, no unnecessary operation, avoid maintenance personal because of forgetting the outage.
The interlocking switch is further provided with a low-voltage power supply module, and the interlocking switch is also provided with a third contact which is electrically connected with the output end of the low-voltage power supply module;
when the cover plate is closed, the first contact and the third contact are disconnected;
when the cover plate is opened, the first contact is communicated with the third contact.
The beneficial effect of adopting the further scheme is that: to the trouble that the power consumption module part needs electrified just can detect out, the voltage of supplying into the power consumption module is big, it is big that maintenance personnel maintains the risk, in addition after the maintenance is accomplished, need to merge behind the circular telegram and can confirm whether the trouble is got rid of, the outage, the circular telegram is troublesome to operate, and before confirming the trouble has been got rid of, the power consumption module is often exposed outside, the voltage that directly lets in is higher, the safety risk is big, after the apron is opened, low voltage power supply module can supply the low-voltage electricity that can carry out safe live operation to the power consumption module, be favorable to detecting various trouble, and safety, also can be convenient after the maintenance is accomplished, whether the trouble is got rid of.
Furthermore, a manual switch is further arranged between the third contact and the low-voltage power supply module, and the manual switch is a normally open switch.
The beneficial effect of adopting the further scheme is that: the manual switch is in a normally open state, after the cover plate is opened, the power utilization module is not electrified, the manual operation party can use the electric module to carry low-voltage electricity, the safety is higher, when the first contact, the second contact and the third contact are short-circuited, the safety of the low-voltage power supply module can be ensured, whether the power utilization module is electrified or not can be adjusted at any time when the cover plate is opened for maintenance, and various faults can be detected conveniently.
Furthermore, the transmission mechanism comprises a limit sleeve, a transmission rod and a pull rope, the trigger mechanism is a plug board, the interlock switch further comprises a knife switch and an extension spring, the limit sleeve is fixedly connected with the shell, the transmission rod is slidably connected with the limit sleeve, the transmission rod vertically slides in the limit sleeve, the connecting end of the knife switch is rotatably connected with the first contact, two ends of the pull rope are respectively fixedly connected with the rotating end of the knife switch and the upper end of the transmission rod, the third contact is arranged above the second contact, one end of the extension spring is fixedly arranged at the third contact, the other end of the extension spring is fixedly connected with the rotating end of the knife switch, the transmission rod is arranged below the connecting end of the knife switch, and the second contact and the third contact are both arranged on the rotating path of the knife switch, the side wall of the lower part of the transmission rod is provided with an insertion port, the insertion port is arranged below the limiting sleeve and faces the mounting port, the insertion plate is vertically arranged, one end of the insertion plate is fixedly connected with the cover plate, the other end of the insertion plate is an inclined plane end, an included angle between the lower end of the inclined plane end and a horizontal plane is an obtuse angle, an included angle between the upper end of the inclined plane end and the horizontal plane is an acute angle, the insertion port is matched with the insertion plate, the position of the insertion plate corresponds to the position of the insertion port, and the upper end of the inclined plane end is arranged above the lower edge of the insertion port;
the inclined end of the plug board is matched with the plug port and used for pulling the transmission rod down in the closing process of the cover plate so that the rotating end of the knife switch is communicated with the second contact;
the extension spring is used for pulling up the knife switch after the insertion plate is pulled out of the insertion port, so that the rotating end of the knife switch is communicated with the third contact.
The beneficial effect of adopting the further scheme is that: when the cover plate is closed, the plug plate is gradually inserted into the plug port, the transmission rod is pulled down, the pull rope is enabled to pull the rotating end of the switch blade down to the second contact point, the second contact point is enabled to be communicated with the first contact point, the third contact point is disconnected with the first contact point, the high-voltage power supply module is enabled to supply power to the power utilization module when the cover plate is closed, the power utilization module is normally used, the plug plate is separated from the plug port in the opening process of the cover plate, the movable end of the switch blade is pulled up from the second contact point and pulled to the third contact point under the action of the restoring force of the stretching spring, the second contact point is enabled to be disconnected with the first contact point, the high-voltage power supply module is disconnected with the power utilization module, the power utilization module does not have high voltage, and low voltage power can be supplied to the power utilization device through the low-voltage power supply module, the cover plate is simple in structure, the interlocking switch is simple and convenient to trigger and control, the electricity utilization module can be used for disconnecting high-voltage electricity when the cover plate is opened, the mode is suitable for a connection mode of the cover plate and the shell in a hinged mode, the cover plate is convenient to open and close, and the cover plate can be prevented from being lost when being taken down.
Furthermore, the interlock switch further comprises a limiting assembly, the limiting assembly is arranged at the third contact point and used for limiting the position of the knife switch pulled up by the extension spring.
The beneficial effect of adopting the further scheme is that: the position of the extension spring for pulling the movable end of the knife switch can be limited, and accidents caused by excessive rotation of the knife switch are avoided.
Further, the low-voltage power supply module is a battery module, and the battery module is arranged in the shell.
The beneficial effect of adopting the further scheme is that: simple to operate places the casing in the battery, lets in low-voltage electricity at any time when the easy access.
Furthermore, the transmission rod, the limiting sleeve, the plug board and the pull rope are all made of insulating materials.
The beneficial effect of adopting the further scheme is that: the safety is high.
Furthermore, one side of the cover plate is hinged with the side corresponding to the mounting opening.
The beneficial effect of adopting the further scheme is that: the cover plate can be prevented from being lost due to random placement when being taken down, the cover plate which is completely matched after being lost is not easy to configure, the shell and the cover plate are good in sealing when being connected, and the cover plate is convenient to open and close.
Further, the cover plate is detachably connected with the shell at the mounting opening.
The beneficial effect of adopting the further scheme is that: the installation is convenient.
The utility model discloses a power distribution cabinet, including foretell power consumption module maintenance protection architecture.
The utility model has the advantages that: maintenance personnel can maintain the power utilization module more safely.
Drawings
FIG. 1 is a schematic view of an embodiment of the present invention when a cover is opened;
FIG. 2 is a schematic view of an embodiment of the present invention with the cover closed;
FIG. 3 is a second schematic view illustrating the cover plate according to the embodiment of the present invention when opened;
FIG. 4 is a second schematic view of the cover plate of the present invention when closed;
in the figure: 1. a power utilization module; 2. a high voltage power supply module; 3. a low voltage power supply module; 4. a manual switch; 5. An interlock switch; 51. a first contact; 52. a second contact; 53. a third contact; 54. a knife switch; 55. a mounting seat; 56. a limiting column; 57. an extension spring; 6. a plugboard; 7. a transmission mechanism; 71. pulling a rope; 72. A transmission rod; 73. a limiting sleeve; 74. an interface; 8. a housing; 9. a cover plate;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in fig. 1-4, the embodiment of the maintenance protection structure for power module disclosed in the present invention comprises a housing 8, a cover plate 9, a power module 1, the interlocking switch 5, the trigger mechanism and the transmission mechanism 7, the shell 8 and the cover plate 9 are made of insulating materials, one side of the shell 8 is provided with a mounting port, the cover plate 9 is matched with the mounting port, the cover plate 9 is connected to the mounting port in a covering manner, the cover plate 9 is connected to the shell 8 in a covering manner to form a closed insulating chamber, the interlocking switch 5 is provided with a first contact 51 and a second contact 52, the first contact 51 is electrically connected with the input end of the electricity utilization module 1, the second contact 52 is electrically connected with the output end of the high-voltage power supply module 2, the electricity utilization module 1 and the interlocking switch 5 are arranged in the shell 8, the transmission mechanism 7 is arranged on the shell 8, the trigger mechanism is arranged on the cover plate 9, and the trigger;
when the cover plate 9 is closed, the first contact 51 is communicated with the second contact 52;
when the cover 9 is opened, the first contact 51 and the second contact 52 are disconnected.
As a further scheme of the above embodiment, the low-voltage power supply module 3 is further included, the interlock switch 5 further has a third contact 53, and the third contact 53 is electrically connected with the output end of the low-voltage power supply module 3;
when the cover plate 9 is closed, the first contact 51 and the third contact 53 are disconnected;
when the cover 9 is opened, the first contact 51 and the third contact 53 communicate.
Battery module can be chooseed for use to low pressure power module 3, and battery module sets up in casing 8, and the accessible is established ties or parallelly connected different electric core sets up the battery module who satisfies the voltage demand, guarantees that the voltage that low pressure power module 3 provided can not cause the injury to maintenance personal.
As a further scheme of the above embodiment, a low-voltage access switch 4 is further provided between the third contact 53 and the low-voltage power supply module 3, and the low-voltage access switch 4 is a normally open switch.
As a preferable scheme of the above embodiment, the transmission mechanism 7 includes a second sleeve 73, a transmission rod 72 and a pull rope 71, the triggering mechanism is the plug board 6, the interlock switch 5 further includes a knife blade 54 and an extension spring 57, the second sleeve 73 is fixedly connected with the housing 8, the transmission rod 72 is slidably connected with the second sleeve 73, the transmission rod 72 vertically slides in the second sleeve 73, the second sleeve 73 enables the transmission rod 72 to slide only up and down but not horizontally, the connection end of the knife blade 54 is rotatably connected with the first contact 51, both ends of the pull rope 71 are respectively fixedly connected with the rotation end of the knife blade 54 and the upper end of the transmission rod 72, the third contact 53 is above the second contact 52, one end of the extension spring 57 is fixedly arranged at the third contact 53, the other end of the extension spring 57 is fixedly connected with the rotation end of the knife blade 54, the transmission rod 72 is below the connection end of the knife blade 54, the second contact 52 and the third contact 53 are both on the rotation path of the knife blade 54, a plug-in port 74 is formed in the side wall of the lower portion of the transmission rod 72, the plug-in port 74 is located below the second sleeve 73 and faces the mounting port, the plug-in board 6 is vertically arranged, one end of the plug-in board 6 is fixedly connected with the cover plate 9, the other end of the plug-in board 6 is an inclined plane end, an included angle between the lower end of the inclined plane end and a horizontal plane is an obtuse angle, an included angle between the upper end of the inclined plane end and the horizontal plane is an acute angle, the plug-in port 74 is matched with the plug-in board 6, the position of the plug-in board 6 corresponds to the position of the plug-in;
the beveled end of the jack plate 6 cooperates with the jack 74 for pulling the drive link 72 down to place the rotating end of the knife 54 in communication with the second contact 52 during closing of the cover 9;
the extension spring 57 is used to pull up the blade 54 after the jack plate 6 is removed from the jack 74 so that the rotating end of the blade 54 communicates with the third contact 53.
The interlock switch 5 further includes a limiting component, which is disposed at the third contact 53 and is used to limit the position of the tension spring 57 pulling up the knife 54, and the limiting component may be a fork-shaped limiting groove disposed at the third contact 53 or a limiting post 56 disposed beside the third contact 53.
The first contact 51, the second contact 52 and the third contact 53 are all arranged on the mounting seat 55, the end part of the extension spring 57 is fixedly connected with the mounting seat 55 at the third contact 53, and when the limiting component is a limiting column 56, the limiting component is also arranged on the mounting seat 55.
The transmission rod 72, the second sleeve 73, the pull rope 71, the plugboard 6 and the mounting seat 55 are all made of insulating materials.
The trigger mechanism and the transmission mechanism 7 can also be micro switches and other devices respectively arranged on the cover plate 9 and the shell 8.
The cover plate 9 can be detachably connected with the shell 8 at the mounting opening; or, one side of the cover plate 9 is hinged with the side corresponding to the mounting opening, preferably, in a hinged connection mode, when the cover plate 9 is hinged with the shell 8 at the mounting opening, a lock catch or a clamping mechanism can be arranged on the cover plate 9 and the shell 8, so that the cover plate 9 is ensured not to be automatically opened when covering the mounting opening.
When the cover plate 9 is closed, the plug board 6 is plugged into the plug port 74, the transmission rod 72 is pulled down, the transmission rod 72 overcomes the pulling force of the extension spring 57 through the pulling rope 71 to pull down the movable end of the knife switch 54, so that the movable end of the knife switch 54 is contacted with the second contact 52, the high-voltage power supply module 2 is communicated with the power utilization module 1, and the circuit of the power utilization module 1 and the high-voltage power supply module 2 is ensured to be smooth when the cover plate 9 is closed; when the cover plate 9 is opened, the plug board 6 is separated from the plug port 74, the transmission rod 72 loses the downward pulling force, the extension spring 57 pulls up the movable end of the knife switch 54 under the self restoring force to be contacted with the third contact 53, and lifts the transmission rod 72, the first contact 51 and the second contact 52 are disconnected, the electric module 1 and the high-voltage power supply module 2 are disconnected, the electric module 1 does not have high voltage, the maintenance is safe, the first contact 51 and the second contact 52 are communicated, when the electrified maintenance is needed, the low-voltage access switch 4 is folded, the low-voltage power supply module 3 supplies power to the electric module 1, the supplied low-voltage power cannot damage maintenance personnel, the fault at the maintenance site can be maintained only when electrified, and whether the fault is eliminated can be determined under the low-voltage power supplied by the low-voltage power supply module 3 after the maintenance is completed, after the fault is ensured to be eliminated, the cover plate 9 is covered, and the plug board 6 is gradually inserted into the plug port, the driving rod 72 is pulled down, the rotating end of the knife switch 54 is disconnected from the third contact point, and when the cover plate 9 is completely covered, the rotating end of the knife switch 54 is communicated with the second contact point, the high voltage is restored to be supplied, and the low voltage power supply module 3 is isolated when the high voltage is supplied.
Above-mentioned high pressure and low pressure cause the influence with can not be to maintenance personal's safety and divide, and maintenance personal touches the voltage that high voltage power supply module 2 provided and can influence maintenance personal's complete, and maintenance personal touches the voltage that low voltage power supply module 3 provided and can not influence maintenance personal's safety.
The utility model discloses a power distribution cabinet, including foretell power consumption module maintenance protection architecture.
The maintenance and protection structure of the power utilization module can also be applied to other power utilization equipment such as automobiles, power stations and the like.
Of course, the present invention may have other embodiments, and those skilled in the art may make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the appended claims.
Claims (10)
1. The utility model provides an with power module maintenance protection architecture which characterized in that: comprises a shell (8), a cover plate (9), an electricity utilization module (1), a high-voltage power supply module (2), an interlocking switch (5), a trigger mechanism and a transmission mechanism (7), wherein the shell (8) and the cover plate (9) are made of insulating materials, one side of the shell (8) is provided with an installation port, the cover plate (9) is matched with the installation port, the cover plate (9) is covered and connected with the installation port, the interlocking switch (5) is provided with a first contact (51) and a second contact (52), the first contact (51) is electrically connected with the input end of the electricity utilization module (1), the second contact (52) is electrically connected with the output end of the high-voltage power supply module (2), the electricity utilization module (1) and the interlocking switch (5) are arranged in the shell (8), the transmission mechanism (7) is arranged on the shell (8), the trigger mechanism is arranged on the cover plate (9) and controls the interlocking switch (5) through the transmission mechanism (7);
when the cover plate (9) is closed, the first contact (51) is communicated with the second contact (52);
when the cover plate (9) is opened, the first contact (51) and the second contact (52) are disconnected.
2. The power module maintenance protection structure of claim 1, wherein: the interlocking switch (5) is also provided with a third contact (53), and the third contact (53) is electrically connected with the output end of the low-voltage power supply module (3);
when the cover plate (9) is closed, the first contact (51) and the third contact (53) are disconnected;
when the cover plate (9) is opened, the first contact (51) is communicated with the third contact (53).
3. The power module repair protection structure according to claim 2, wherein: and a manual switch (4) is further arranged between the third contact (53) and the low-voltage power supply module (3), and the manual switch (4) is a normally open switch.
4. The power module repair protection structure according to claim 2, wherein: the transmission mechanism (7) comprises a limiting sleeve (73), a transmission rod (72) and a pull rope (71), the trigger mechanism is a plug board (6), the interlocking switch (5) further comprises a knife switch (54) and an extension spring (57), the limiting sleeve (73) is fixedly connected with the shell (8), the transmission rod (72) is in sliding connection with the limiting sleeve (73), the transmission rod (72) vertically slides in the limiting sleeve (73), the connecting end of the knife switch (54) is rotatably connected with the first contact (51), two ends of the pull rope (71) are respectively fixedly connected with the rotating end of the knife switch (54) and the upper end of the transmission rod (72), the third contact (53) is arranged above the second contact (52), one end of the extension spring (57) is fixedly arranged at the third contact (53), the other end of the extension spring (57) is fixedly connected with the rotating end of the switch blade (54), the transmission rod (72) is arranged below the connecting end of the switch blade (54), the second contact (52) and the third contact (53) are arranged on the rotating path of the switch blade (54), the side wall of the lower part of the transmission rod (72) is provided with an insertion port (74), the insertion port (74) is arranged below the limiting sleeve (73) and faces the mounting port, the insertion board (6) is vertically arranged, one end of the insertion board (6) is fixedly connected with the cover plate (9), the other end of the insertion board (6) is an inclined plane end, the included angle between the lower end of the inclined plane end and the horizontal plane is an obtuse angle, the included angle between the upper end of the inclined plane end and the horizontal plane is an acute angle, the insertion port (74) is matched with the insertion board (6), and the position of the insertion board (6) corresponds to the position of the insertion port (74), the upper end of the inclined plane end is arranged above the lower edge of the inserting port (74);
the inclined end of the plug board (6) is matched with the plug interface (74) to pull down the transmission rod (72) to enable the rotating end of the knife switch (54) to be communicated with the second contact (52) when the cover board (9) is closed;
the extension spring (57) is used for pulling up the knife switch (54) after the plug board (6) is pulled out of the plug interface (74) so as to enable the rotating end of the knife switch (54) to be communicated with the third contact (53).
5. The power module maintenance protection structure of claim 4, wherein: the interlock switch (5) further comprises a limiting component, the limiting component is arranged at the third contact (53) and is used for limiting the position of the extension spring (57) for pulling up the knife switch (54).
6. The power module repair protection structure according to claim 2, wherein: the low-voltage power supply module (3) is a battery module which is arranged in the shell (8).
7. The power module maintenance protection structure of claim 4, wherein: the transmission rod (72), the limiting sleeve (73), the plug board (6) and the pull rope (71) are all made of insulating materials.
8. The power module maintenance protection structure according to any one of claims 1 to 6, wherein: one side of the cover plate (9) is hinged with the side corresponding to the mounting opening.
9. The power module maintenance protection structure according to any one of claims 1 to 6, wherein: the cover plate (9) is detachably connected with the shell (8) at the mounting opening.
10. The utility model provides a switch board which characterized in that: comprising a power module servicing protection structure according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020129228.1U CN211238039U (en) | 2020-01-20 | 2020-01-20 | Power module maintenance protection structure and power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020129228.1U CN211238039U (en) | 2020-01-20 | 2020-01-20 | Power module maintenance protection structure and power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211238039U true CN211238039U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020129228.1U Active CN211238039U (en) | 2020-01-20 | 2020-01-20 | Power module maintenance protection structure and power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211238039U (en) |
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2020
- 2020-01-20 CN CN202020129228.1U patent/CN211238039U/en active Active
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