CN113471824B - Power device with monitoring power input and output - Google Patents
Power device with monitoring power input and output Download PDFInfo
- Publication number
- CN113471824B CN113471824B CN202110569730.3A CN202110569730A CN113471824B CN 113471824 B CN113471824 B CN 113471824B CN 202110569730 A CN202110569730 A CN 202110569730A CN 113471824 B CN113471824 B CN 113471824B
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- shell
- monitoring
- block
- rotating
- power input
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 238000004806 packaging method and process Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 8
- 238000001704 evaporation Methods 0.000 claims description 7
- 238000009835 boiling Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910021389 graphene Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a power device with a monitoring power input and output, which comprises: the power device comprises a mounting plate and a shell arranged on the upper surface of the mounting plate, wherein the shell is of a hollow structure, a monitoring system for monitoring power input and output is arranged on one side of the shell, the shell is used for packaging various components of the power device, and supporting blocks are fixedly arranged on two sides of the shell; the two rotating shafts are symmetrically arranged on the shell in a rotating way, and a servo motor is arranged at the upper end of the rotating shaft positioned on the right side; and the inner wall of the shell is provided with a sealing block with good sealing performance. The rotating piece can rotate, so that the air flow speed in the shell is increased, the temperature in the shell is reduced, the short circuit in the shell caused by overhigh temperature is prevented, and the fire disaster and serious accidents can be avoided.
Description
Technical Field
The present disclosure relates to power devices, and particularly to a power device with a power input/output monitor.
Background
In the present internet age, there is a continuously growing demand for electric power, because we invented products using more electric power such as computers and home appliances, the continuous appearance of new technology makes electric power become a necessity for people, and the large-scale electric power system appearing in the 20 th century is one of the most important achievements in the history of human engineering science, and is an electric power production and consumption system composed of links such as power generation, transmission, transformation, distribution and electricity consumption.
Along with the continuous development of science and technology, install the supervisory equipment that can monitor electric power input and output on the current power device, because at the continuous operation in-process of power device, can cause the inside temperature rise of device to do not possess radiating structure in the device, when the inside temperature of device is too high, cause the emergence of internal short circuit condition easily, even initiate the conflagration, lead to the emergence of serious accident.
Disclosure of Invention
The invention aims to solve the defects in the prior art that the temperature in the device is increased in the continuous operation process of the power device, and the device is not provided with a heat dissipation structure, so that when the temperature in the device is too high, the occurrence of short circuit condition is easy to occur, even fire is caused, and serious accidents are caused.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
A power device having a monitoring power input and output, the power device having a monitoring power input and output comprising:
The power device comprises a mounting plate and a shell arranged on the upper surface of the mounting plate, wherein the shell is of a hollow structure, a monitoring system for monitoring power input and output is arranged on one side of the shell, the shell is used for packaging various components of the power device, and supporting blocks are fixedly arranged on two sides of the shell;
The two rotating shafts are symmetrically arranged on the shell in a rotating way, and a servo motor is arranged at the upper end of the rotating shaft positioned on the right side;
The inner wall of the shell is provided with a sealing block with good sealing performance, the sealing block is made of graphene materials, the moving mechanism is installed in the sealing block, and the sealing block is provided with an installation cavity for installing the sealing block;
the two rotating mechanisms are respectively arranged on the two corresponding rotating shafts, and each rotating mechanism is used for accelerating the flow of air in the shell;
The transmission mechanism is arranged right above the shell and is used for enabling the two rotating shafts to rotate simultaneously;
the two supporting mechanisms are symmetrically arranged on two sides of the shell, a plurality of grooves for installing the supporting mechanisms are symmetrically formed in the mounting plate, and the supporting mechanisms are used for improving the stability of the shell.
Preferably, the moving mechanism comprises an elastic block arranged in the mounting cavity, low-boiling-point evaporating liquid is filled in the elastic block, and a transverse plate and a rectangular rod integrally designed with the transverse plate are arranged in the mounting cavity.
Preferably, a first spring is installed around the outer side of the rectangular rod, and the first spring is used for stable connection of the rectangular rod and the sealing block.
Preferably, a movable rod which is transversely arranged is arranged on one side of the rectangular rod, a hemispherical fixed block is arranged at one end, which is far away from the rectangular rod, of the movable rod, and a sliding block which is matched with the fixed block for use is arranged on the servo motor.
Preferably, each rotating mechanism comprises a fixed sleeve fixedly connected with the rotating shaft, a plurality of rotating sheets are circumferentially arranged on the fixed sleeve, and each rotating sheet is used for rapid flow of air in the shell.
Preferably, the transmission mechanism comprises a first pulley fixedly arranged on the right side of the rotating shaft, a second pulley which is arranged in a circular ring shape is arranged on the left side of the rotating shaft, and the first pulley is connected with the second pulley through a transmission belt.
Preferably, each supporting mechanism comprises a limiting block arranged in each groove, a fixed rod is arranged between the two limiting blocks positioned on the same side of the shell, an installation block is fixedly connected to the fixed rod, and the installation blocks are connected with the supporting blocks through rotating rods.
Preferably, a second spring is fixedly arranged on the inner wall of one side of the groove, and one end, far away from the inner wall of the groove, of the second spring is tightly connected with the limiting block.
Preferably, a plurality of equally spaced through holes are formed in two sides of the shell, and each through hole is used for ventilation of air in the inner side and the outer side of the shell.
Preferably, a shell door is rotatably arranged on the shell, and the shell door is used for preventing components in the shell from being leaked to damage.
Compared with the prior art, the invention has the beneficial effects that:
1. The low boiling point evaporating liquid in the elastic block is evaporated due to temperature rise, so that the elastic block expands, the transverse plate and the rectangular rod move upwards, the sliding block is extruded to slide in the moving process of the fixed block arranged at one end of the moving rod, the switch of the servo motor is opened, the rotating piece on the fixed sleeve can be rotated under the driving action of the servo motor, and the rotating piece arranged on the other rotating shaft can also rotate under the driving action of the driving belt, so that the air flowing speed in the shell is accelerated, the temperature in the shell is reduced, the short circuit caused by the overhigh temperature in the shell is prevented, and the fire and serious accidents can be avoided;
2. When the mounting panel is fixed subaerial after, receive external force collision when one side of casing, dwang both ends respectively with the installation piece to and the supporting shoe takes place relative rotation, the dwang has the component of horizontal direction to the installation piece, under the effect of component force, the stopper of dead lever both ends fixed connection will slide in the recess, under the elasticity effect of second spring, can slow down the slip of stopper, thereby make the casing more stable, prevent that the inside components and parts of casing from droing because of the collision.
Drawings
Fig. 1 is a schematic diagram of a front structure of an electric power device with a monitoring function for power input and output according to the present invention;
FIG. 2 is a schematic diagram illustrating an internal perspective structure of an electric power device with power input/output monitoring function according to the present invention;
FIG. 3 is a schematic view of a front perspective structure of a seal block;
FIG. 4 is a schematic view of the structure of FIG. 1A in a partially enlarged manner;
fig. 5 is a schematic view of a partial enlarged structure of B in fig. 2.
In the figure: the device comprises a mounting plate 1, a housing 2, a housing 3, a housing door 4, a servo motor 5, a rectangular rod 6, a monitoring system 7, a rotating rod 8, a through hole 9, a groove 10, a limiting block 11, a rotating plate 12, a rotating shaft 13, a driving belt 14, a sealing block 15, a moving rod 16, a fixed sleeve 17, a fixed block 18, a first spring 19, an elastic block 20, a transverse plate 21, a mounting cavity 22, a mounting block 23, a second spring 24, a fixed rod 25, a sliding block 26 and a first pulley 27.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-5, an electrical device having a monitoring power input-output, the electrical device having a monitoring power input-output comprising: the power device comprises a mounting plate 1 and a shell 2 arranged on the upper surface of the mounting plate 1, wherein the shell 2 is of a hollow structure, a monitoring system 6 for monitoring power input and output is arranged on one side of the shell 2, the shell 2 is used for packaging various components of the power device, and supporting blocks 7 are fixedly arranged on two sides of the shell 2; the two rotating shafts 13 are symmetrically and rotatably arranged on the shell 2, and a servo motor 4 is arranged at the upper end of the rotating shaft 13 positioned on the right side; the inner wall of the shell 2 is provided with a sealing block 15 with good sealing performance, the sealing block 15 is made of graphene material, the moving mechanism is arranged in the sealing block 15, and the sealing block 15 is provided with a mounting cavity 22 for mounting the sealing block 15; the two rotating mechanisms are respectively arranged on the two corresponding rotating shafts 13, and each rotating mechanism is used for accelerating the flow of air in the shell 2; the transmission mechanism is arranged right above the shell 2 and is used for enabling the two rotating shafts 13 to rotate at the same time; the two supporting mechanisms are symmetrically arranged on two sides of the shell 2, a plurality of grooves 10 for installing the supporting mechanisms are symmetrically formed in the mounting plate 1, and the supporting mechanisms are used for improving the stability of the shell 2.
The moving mechanism comprises an elastic block 20 arranged in an installation cavity 22, low-boiling-point evaporating liquid is filled in the elastic block 20, a transverse plate 21 and a rectangular rod 5 integrally designed with the transverse plate 21 are arranged in the installation cavity 22, when the temperature inside the shell 2 rises, the sealing block 15 is made of graphene, the heat conduction characteristic is good, the low-boiling-point evaporating liquid in the installation cavity 22 becomes gaseous due to the temperature rise, the elastic block 20 deforms, the transverse plate 21 and the rectangular rod 5 are provided with vertical upward acting force, the transverse plate 21 and the rectangular rod 5 move upwards simultaneously, and the low-boiling-point evaporating liquid cannot flow to components of the shell 2 due to good sealing characteristics of the sealing block 15 when the aging damage of the elastic block 20 can be prevented, so that accidents are prevented, and the safety is higher.
The first spring 19 is installed around the outside of the rectangular rod 5, the first spring 19 is used for stably connecting the rectangular rod 5 and the sealing block 15, when the rectangular rod 5 is not affected by external force, as the two ends of the first spring 19 are respectively connected with the inner wall of the sealing block 15 and the rectangular rod 5 is fixedly connected, the rectangular rod 5 returns to the initial position under the action of the elastic force of the first spring 19, the movable rod 16 which is transversely arranged is installed on one side of the rectangular rod 5, the hemispherical fixed block 18 is installed at one end, far away from the rectangular rod 5, of the movable rod 16, the sliding block 26 which is matched with the fixed block 18 is arranged on the servo motor 4, the hemispherical fixed block 18 is contacted with the hemispherical sliding block 26 in the upward moving process of the movable rod 16 along with the rectangular rod 5, and the contact surface of the fixed block 18 and the sliding block 26 is an arc surface, so that the sliding block 26 slides under the action of the acting force of the fixed block 18, and the switch of the servo motor 4 is opened.
Each rotating mechanism comprises a fixed sleeve 17 fixedly connected with the rotating shaft 13, a plurality of rotating plates 12 are arranged on the fixed sleeve 17 in a surrounding mode, each rotating plate 12 is used for enabling air in the shell 2 to flow rapidly, when the rotating shaft 13 rotates, the fixed sleeve 17 fixedly connected with the rotating shaft 13 also rotates simultaneously, the rotating plate 12 rotates, turbulence effect is achieved on the air in the shell 2, the flowing speed of the air is increased, temperature reduction in the shell 2 is facilitated, the transmission mechanism comprises a first pulley 27 fixedly arranged on the rotating shaft 13 on the right side, a second pulley which is arranged in a circular shape is arranged on the rotating shaft 13 on the left side, the first pulley 27 is connected with the second pulley through a driving belt 14, and when the rotating shaft 13 on the right side rotates, the first pulley 27 fixedly connected with the rotating shaft 13 also rotates together, and because the first pulley 27 is connected with a second pulley fixedly connected with the rotating shaft 13 on the left side through the driving belt 14, and the rotating shaft 13 on the left side can rotate simultaneously under the driving effect of the driving belt 14.
Each supporting mechanism comprises a limiting block 11 which is respectively arranged in each groove 10, a fixed rod 25 is arranged between two limiting blocks 11 which are positioned on the same side of the shell 2, a mounting block 23 is fixedly connected to the fixed rod 25, the mounting block 23 is connected with the supporting block 7 through a rotating rod 8, when one side of the shell 2 is collided, the supporting block 7 rotates relative to the rotating rod 8, the other end of the rotating rod 8 rotates relative to the mounting block 23, the limiting blocks 11 slide in the grooves 10 due to the fact that the two ends of the fixed rod 25 are respectively fixedly connected with the limiting blocks 11, a second spring 24 is fixedly arranged on the inner wall of one side of each groove 10, one end of each second spring 24, far away from the inner wall of each groove 10, is tightly connected with each limiting block 11, and due to the fact that the two ends of each second spring 24 are respectively fixedly connected with the limiting blocks 11 and the inner wall of each groove 10, when the limiting blocks 11 move, the second spring 24 deforms, and the movement of the limiting blocks 11 can be slowed down under the elastic action of the second springs 24.
The through holes 9 that a plurality of equidistance set up evenly have all been seted up to casing 2 both sides, every through hole 9 all is used for the circulation of casing 2 inside and outside air, a plurality of through holes 9 of seting up on through casing 2, make the inside air of casing 2 and the exchange efficiency of outside air high, be favorable to casing 2 inside temperature to reduce, the last rotation of casing 2 is provided with shell door 3, shell door 3 is used for preventing the components and parts in the casing 2 from leaking and damaging, through rotating shell door 3, make shell door 3 and casing 2 closed, can prevent components and parts direct exposure in the casing 2 in the outside, have certain guard action to components and parts in the casing 2 (monitored control system 6 is prior art, its theory of operation does not make detailed description).
According to the invention, after the mounting plate 1 is fixed on the ground, when the electric power device is put into use, the monitoring system 6 arranged on the shell 2 can monitor the input and output states of electric power, when the electric power device is used for a long time and the temperature in the shell 2 rises, low-boiling point evaporating liquid in the elastic block 20 absorbs heat and turns from liquid state to gas state, the elastic block 20 deforms, the transverse plate 21 is provided with vertical upward acting force, the rectangular rod 5 fixedly connected on the transverse plate 21 moves upwards, the movable rod 16 fixedly connected on one side of the rectangular rod 5 contacts with the sliding block 26 along with the upward moving process, the sliding block 26 slides, so that the switch of the servo motor 4 is opened, the servo motor 4 starts to operate and is fixedly connected with the driving end of the servo motor 4, the right rotating shaft 13 rotates, the left rotating shaft 13 rotates under the transmission action of the driving belt 14, the fixed sleeves 17 fixedly connected on the two rotating shafts 13 rotate in the shell 2, the fixed sleeves 17 rotate in the same time, and the heat exchange speed of the fixed sleeves 12 is also fast, and the air can not be increased, and the air temperature inside the device cannot be greatly reduced, and the air accident can be prevented from happening in the process of heat exchange, and the air ventilation is prevented from happening in the process.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. An electrical device having a monitoring power input and output, the electrical device having a monitoring power input and output comprising:
The power device comprises a mounting plate (1) and a shell (2) arranged on the upper surface of the mounting plate (1), wherein the shell (2) is of a hollow structure, a monitoring system (6) for monitoring power input and output is arranged on one side of the shell (2), the shell (2) is used for packaging various components of the power device, and supporting blocks (7) are fixedly arranged on two sides of the shell (2);
The two rotating shafts (13) are symmetrically arranged on the shell (2) in a rotating mode, and a servo motor (4) is arranged at the upper end of the rotating shaft (13) positioned on the right side;
The mobile mechanism is arranged in the sealing block (15), and a mounting cavity (22) for mounting the sealing block (15) is formed in the sealing block (15);
The two rotating mechanisms are respectively arranged on two corresponding rotating shafts (13), and each rotating mechanism is used for accelerating the flow of air in the shell (2);
The transmission mechanism is arranged right above the shell (2) and is used for enabling the two rotating shafts (13) to rotate at the same time;
The two supporting mechanisms are symmetrically arranged on two sides of the shell (2), a plurality of grooves (10) for installing the supporting mechanisms are symmetrically formed in the mounting plate (1), and the supporting mechanisms are used for improving the stability of the shell (2).
2. An electric device with monitoring of electric power input and output according to claim 1, characterized in that the moving mechanism comprises an elastic block (20) arranged in the mounting cavity (22), the inside of the elastic block (20) is filled with low boiling point evaporating liquid, and a transverse plate (21) and a rectangular rod (5) integrally designed with the transverse plate (21) are arranged in the mounting cavity (22).
3. An electric power device with monitoring of power input and output according to claim 2, characterized in that a first spring (19) is mounted around the outside of the rectangular bar (5), which first spring (19) is used for a stable connection of the rectangular bar (5) and sealing block (15).
4. An electric device with monitoring of electric power input and output according to claim 2, characterized in that a moving rod (16) which is transversely arranged is arranged on one side of the rectangular rod (5), a hemispherical fixed block (18) is arranged at one end of the moving rod (16) which is far away from the rectangular rod (5), and a sliding block (26) which is matched with the fixed block (18) for use is arranged on the servo motor (4).
5. An electric power device with monitoring of electric power input and output according to claim 1, characterized in that each of the rotating mechanisms comprises a fixed sleeve (17) fixedly connected with the rotating shaft (13), a plurality of rotating plates (12) are arranged on the fixed sleeve (17) in a surrounding mode, and each rotating plate (12) is used for rapid flow of air inside the shell (2).
6. A power device with monitoring of power input and output according to claim 1, characterized in that the transmission mechanism comprises a first pulley (27) fixedly arranged on the rotating shaft (13) on the right side, a second pulley arranged in a circular ring shape is arranged on the rotating shaft (13) on the left side, and the first pulley (27) is connected with the second pulley through a transmission belt (14).
7. A power device with monitoring of power input and output according to claim 1, characterized in that each supporting mechanism comprises a limiting block (11) arranged in each groove (10), a fixed rod (25) is arranged between two limiting blocks (11) positioned on the same side of the shell (2), a mounting block (23) is fixedly connected to the fixed rod (25), and the mounting block (23) is connected with the supporting block (7) through a rotating rod (8).
8. The electric device with the function of monitoring the electric input and output according to claim 7, wherein a second spring (24) is fixedly arranged on the inner wall of one side of the groove (10), and one end, far away from the inner wall of the groove (10), of the second spring (24) is tightly connected with the limiting block (11).
9. The power device with the function of monitoring power input and output according to claim 1, wherein a plurality of through holes (9) which are uniformly arranged in equal intervals are formed in two sides of the shell (2), and each through hole (9) is used for ventilation of air inside and outside the shell (2).
10. An electric power device with monitoring of electric power input and output according to claim 1, characterized in that a shell door (3) is rotatably arranged on the shell (2), and the shell door (3) is used for preventing components in the shell (2) from leaking out to be damaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110569730.3A CN113471824B (en) | 2021-05-25 | 2021-05-25 | Power device with monitoring power input and output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110569730.3A CN113471824B (en) | 2021-05-25 | 2021-05-25 | Power device with monitoring power input and output |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113471824A CN113471824A (en) | 2021-10-01 |
| CN113471824B true CN113471824B (en) | 2024-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110569730.3A Active CN113471824B (en) | 2021-05-25 | 2021-05-25 | Power device with monitoring power input and output |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113471824B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859829A (en) * | 2017-11-27 | 2018-03-30 | 国网山东省电力公司栖霞市供电公司 | A kind of electric power monitoring device for possessing warning function |
| EP3473944A1 (en) * | 2017-10-20 | 2019-04-24 | Linyi Jigang Agricultural Technology Co., Ltd. | Air purification apparatus for indoor window vent |
| CN211047656U (en) * | 2019-07-25 | 2020-07-17 | 福建中信网安信息科技有限公司 | Network safety monitoring device for electric power monitoring system |
| CN112670789A (en) * | 2020-12-25 | 2021-04-16 | 道合永盛(北京)科技有限公司 | Colliery electromechanical device termination assembly and disassembly tools |
-
2021
- 2021-05-25 CN CN202110569730.3A patent/CN113471824B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3473944A1 (en) * | 2017-10-20 | 2019-04-24 | Linyi Jigang Agricultural Technology Co., Ltd. | Air purification apparatus for indoor window vent |
| CN107859829A (en) * | 2017-11-27 | 2018-03-30 | 国网山东省电力公司栖霞市供电公司 | A kind of electric power monitoring device for possessing warning function |
| CN211047656U (en) * | 2019-07-25 | 2020-07-17 | 福建中信网安信息科技有限公司 | Network safety monitoring device for electric power monitoring system |
| CN112670789A (en) * | 2020-12-25 | 2021-04-16 | 道合永盛(北京)科技有限公司 | Colliery electromechanical device termination assembly and disassembly tools |
Non-Patent Citations (1)
| Title |
|---|
| 电力隧道监控系统设计;费斐;;科技信息(科学教研);20070810(23);全文 * |
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| CN113471824A (en) | 2021-10-01 |
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