CN114413110A - Computer room network operation and maintenance monitoring device - Google Patents
Computer room network operation and maintenance monitoring device Download PDFInfo
- Publication number
- CN114413110A CN114413110A CN202111478377.4A CN202111478377A CN114413110A CN 114413110 A CN114413110 A CN 114413110A CN 202111478377 A CN202111478377 A CN 202111478377A CN 114413110 A CN114413110 A CN 114413110A
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- China
- Prior art keywords
- computer room
- monitoring device
- network operation
- maintenance monitoring
- mounting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
Abstract
The invention discloses a computer room network operation and maintenance monitoring device, which belongs to the technical field of monitoring devices and comprises a computer room, wherein a mounting plate is detachably arranged on the upper part of the inner side wall of the computer room, a camera, a control panel, a temperature sensor, a smoke sensor and a buzzer alarm are arranged on the surface of the mounting plate, a first mounting frame is arranged on the lower part of the inner side wall of the computer room, a fire extinguisher cylinder is arranged at the top of the first mounting frame through a retainer, a press valve is arranged at the discharge port of the fire extinguisher cylinder, a second mounting frame is arranged on one side of the inner side wall of the computer room, and a press device is arranged on one side of the second mounting frame The automatic fire extinguishing device is powered off and started, so that automatic fire extinguishing can be realized, and property loss is reduced.
Description
Technical Field
The invention relates to the field of monitoring devices, in particular to a computer room network operation and maintenance monitoring device.
Background
In the IT industry, a machine room generally refers to telecommunications, internet communications, mobile, two-wire, electric power, government or enterprise, etc., a place for storing servers and providing IT services for users and employees is small dozens of square meters, generally twenty cabinets are placed, large ten thousand square meters are placed, thousands of cabinets or more cabinets are placed, various servers and small-sized machines are generally placed in the machine room, such as IBM small-sized machines, HP small-sized machines, SUN small-sized machines, etc., temperature, humidity and antistatic measures of the machine room have strict requirements, non-professional project personnel generally cannot enter the machine room, the servers in the machine room run many services, such as mobile multimedia messages, short messages, call services, etc., the machine room is important, no machine room is provided, work and life are greatly affected, so that professional personnel are required to manage each machine room, the normal operation of the services is guaranteed, and a network is one of indispensable operating conditions in the machine room, different servers have different requirements on the network, each server cannot be treated by using the same standard, the network access standard of a machine room is fixed and limited, and how to ensure that the network access of each server meets the requirement, the network monitoring of each server in the machine room is needed, so that the network flow distribution is reasonably arranged, production organization management activities are adopted for ensuring the normal, safe and effective operation of a telecommunication network and a service, the network operation and maintenance are realized, and in order to ensure the stable and reliable operation of the network operation and maintenance, generally, special personnel are arranged for a large-scale machine room to guard, and the special conditions are treated when the special conditions are discovered.
The existing computer room network operation and maintenance monitoring device has the following disadvantages: 1. the existing computer room network operation and maintenance monitoring device cannot intelligently detect and process numerical values such as temperature, smoke concentration and the like in a computer room, needs manual guard, has low intelligent degree, increases the workload of workers and leads the workers to be quite tired; 2. the existing computer room network operation and maintenance monitoring device cannot intelligently extinguish a fire at the first time when the fire happens, and when workers find the fire and call the fire alarm to extinguish the fire, the fire is often too late, so that great property loss and even casualties are caused.
Disclosure of Invention
The invention aims to provide a computer room network operation and maintenance monitoring device which can automatically monitor numerical values such as temperature, smoke concentration and the like in a computer room and carry out intelligent processing, buzzes to alarm and cut off power when the temperature is too high, and buzzes to alarm, cuts off power and starts an automatic fire extinguishing device when the temperature and the smoke concentration are both too high, so that fire can be automatically extinguished, property loss is reduced, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a computer room network fortune dimension monitoring device, includes the computer lab, computer lab inside wall upper portion demountable installation has the mounting panel, mounting panel surface mounting has camera, control panel, temperature sensor, smoke transducer and buzzer siren, first mounting bracket is installed to computer lab inside wall lower part, fire extinguisher cylinder is installed through the holder at first mounting bracket top, press the valve is installed to fire extinguisher cylinder discharge gate, the second mounting bracket is installed to computer lab inside wall one side, press device is installed to second mounting bracket one side, safeties is installed to second mounting bracket opposite side.
As a further scheme of the invention: the surface of the mounting plate is provided with a screw hole and is detachably mounted on the upper part of the inner side wall of the machine room through the screw hole and a bolt.
As a still further scheme of the invention: the signal output ends of the temperature sensor and the smoke sensor are connected to the signal input end of the control panel, and the signal output end of the control panel is connected to the signal input ends of the camera and the buzzer alarm.
As a still further scheme of the invention: first mounting bracket includes down tube and flat board, the equal fixedly connected with down tube in dull and stereotyped bottom both sides.
As a still further scheme of the invention: the second mounting bracket comprises a first plate body, an inclined plate and a second plate body, wherein one end of the first plate body is fixedly connected with the second plate body, and two ends of the inclined plate are fixedly connected to the middle of the first plate body and the middle of the second plate body respectively.
As a still further scheme of the invention: the pressing device comprises a first electric telescopic rod and a pressing plate, the pressing plate is installed at the end part of the first electric telescopic rod, and a rubber sheet is bonded on the surface of the pressing plate.
As a still further scheme of the invention: the safety device comprises a second electric telescopic rod and a U-shaped clamp, and the U-shaped clamp is installed at the end part of the second electric telescopic rod.
As a still further scheme of the invention: the first mounting bracket and the second mounting bracket are made of aluminum alloy materials.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention relates to a computer room network operation and maintenance monitoring device which can automatically monitor the numerical values of temperature, smoke concentration and the like in a computer room and carry out intelligent processing, buzzing alarm and power-off are carried out when the temperature is overhigh, a temperature sensor and a smoke sensor collect the temperature and the smoke concentration in the computer room at ordinary times, when the temperature detected by the temperature sensor exceeds a set value (the temperature sensor is a bimetallic temperature sensor which is an existing product on the market, the working principle is that a bimetallic strip is formed by sticking two pieces of metal with different expansion coefficients together, along with the temperature change, the material A has higher expansion degree than the other metal, so that the metal strip is bent, the bending curvature can be converted into an output signal), information is transmitted to a control panel, the control panel controls the main power supply of the computer room to be closed, and a buzzing alarm is turned on to alarm to attract workers to carry out processing, the problem that an accident is caused due to overhigh temperature is solved, and the problem that numerical values such as temperature and smoke concentration in a computer room cannot be intelligently detected and intelligently processed by an existing computer room network operation and maintenance monitoring device is solved.
2. The invention relates to a computer room network operation and maintenance monitoring device, which can buzz to alarm, cut off and start an automatic fire extinguishing device when the temperature and the smoke concentration are both overhigh, can automatically extinguish fire and reduce property loss, when the temperature sensor detects that the temperature exceeds a set value and the smoke concentration detected by the smoke sensor exceeds the set value (the smoke sensor is a conventional product on the market, and has the working principle that a radiation source americium 241 is arranged in an inner ionization chamber and an outer ionization chamber, positive ions and negative ions generated by ionization respectively move to a positive electrode and a negative electrode under the action of an electric field, and under the normal condition, the current and the voltage of the inner ionization chamber and the outer ionization chamber are stable, once smoke escapes from the outer ionization chamber, the normal movement of charged particles is interfered, the current and the voltage are changed, the balance between the inner ionization chamber and the outer ionization chamber is damaged, so that a wireless transmitter sends a wireless alarm signal to remotely inform a receiving host, and transmitting the alarm information. ) The utility model discloses a fire extinguisher, including fire extinguisher cylinder, control panel control computer lab master power supply, open buzzer siren buzzing alarm and control press device and safeties work, safeties's second electric telescopic handle shortens, press device is kept away from to the U-shaped clamp, press device's first electric telescopic handle shortens, the press plate of prelude passes through the rubber sheet and presses the press valve, make the dry powder blowout in the fire extinguisher cylinder, reach the effect of putting out a fire, solve the problem that current computer lab network fortune dimension monitoring device can't put out a fire at the very first time intellectuality that the conflagration took place.
Drawings
Fig. 1 is a schematic structural diagram of a computer room network operation and maintenance monitoring device according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structure diagram of a computer room network operation and maintenance monitoring device according to an embodiment of the present invention;
fig. 3 is a schematic sectional structure diagram of a computer room network operation and maintenance monitoring device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a safety device of a computer room network operation and maintenance monitoring device according to an embodiment of the present invention.
In the figure: 1. a camera; 2. a machine room; 3. a first mounting bracket; 301. a diagonal bar; 302. a flat plate; 4. mounting a plate; 5. a fire extinguisher cylinder; 6. a pressing device; 601. a first electric telescopic rod; 602. a pressing plate; 7. a second mounting bracket; 701. a first plate body; 702. a sloping plate; 703. a second plate body; 8. a safety device; 801. a second electric telescopic rod; 802. a U-shaped clamp; 9. a control panel; 10. a temperature sensor; 11. a smoke sensor; 12. a buzzer alarm; 13. a holder; 14. a rubber sheet; 15. pressing the valve; 16. a bolt; 17. and a screw hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, in the embodiment of the invention, a computer room network operation and maintenance monitoring device comprises a computer room 2, wherein an installation plate 4 is detachably installed on the upper portion of the inner side wall of the computer room 2, a camera 1, a control panel 9, a temperature sensor 10, a smoke sensor 11 and a buzzer alarm 12 are installed on the surface of the installation plate 4, a first installation frame 3 is installed on the lower portion of the inner side wall of the computer room 2, a fire extinguisher cylinder 5 is installed on the top of the first installation frame 3 through a retainer 13, a press valve 15 is installed at a discharge port of the fire extinguisher cylinder 5, a second installation frame 7 is installed on one side of the inner side wall of the computer room 2, a press device 6 is installed on one side of the second installation frame 7, and a safety device 8 is installed on the other side of the second installation frame 7, and the computer room network operation and maintenance monitoring device can automatically monitor numerical values such as temperature and smoke concentration in the computer room 2 and perform intelligent processing, when the temperature is too high, the buzzer alarms and cuts off the power, and when the temperature and the smoke concentration are both too high, the buzzer alarms and cuts off the power and starts the automatic fire extinguishing device, so that the automatic fire extinguishing can be realized, and the property loss is reduced.
Wherein, screw 17 has been seted up on the mounting panel 4 surface and through screw 17 and bolt 16 demountable installation on the upper portion of the computer lab 2 inside wall, easy to assemble or dismantle mounting panel 4.
The signal output ends of the temperature sensor 10 and the smoke sensor 11 are connected to the signal input end of the control panel 9, the signal output end of the control panel 9 is connected to the signal input ends of the camera 1 and the buzzer alarm 12, and intelligent control is facilitated.
Wherein, first mounting bracket 3 includes down tube 301 and flat board 302, the equal fixedly connected with down tube 301 in flat board 302 bottom both sides facilitates the installation fire extinguisher section of thick bamboo 5.
The second mounting frame 7 includes a first plate 701, an inclined plate 702 and a second plate 703, the first plate 701 has one end fixedly connected to the second plate 703, and the two ends of the inclined plate 702 are respectively fixedly connected to the middle of the first plate 701 and the middle of the second plate 703, so that the pressing device 6 and the safety device 8 are conveniently mounted.
The pressing device 6 comprises a first electric telescopic rod 601 and a pressing plate 602, the pressing plate 602 is installed at the end of the first electric telescopic rod 601, a rubber sheet 14 is bonded on the surface of the pressing plate 602, and the pressing valve 15 can be automatically pressed to intelligently extinguish fire.
Wherein, safeties 8 includes second electric telescopic handle 801 and U-shaped clamp 802, U-shaped clamp 802 is installed to second electric telescopic handle 801 end, keeps pressing device 6, prevents the erroneous pressure.
The first mounting frame 3 and the second mounting frame 7 are made of aluminum alloy, and the aluminum alloy has the characteristics of low density, good mechanical property, good processing property, no toxicity, easiness in recovery, good conductivity, heat conductivity, excellent corrosion resistance and the like.
The working principle of the invention is as follows: the invention relates to a computer room network operation and maintenance monitoring device which can automatically monitor the numerical values of temperature, smoke concentration and the like in a computer room 2 and carry out intelligent processing, buzzing alarm and power failure are carried out when the temperature is too high, a temperature sensor 10 and a smoke sensor 11 collect the temperature and the smoke concentration in the computer room 2 at ordinary times, when the temperature detected by the temperature sensor 10 exceeds a set value (the temperature sensor 10 is a bimetallic strip type temperature sensor 10 which is a product existing in the market, the working principle is that a bimetallic strip is formed by sticking two pieces of metal with different expansion coefficients together, along with the temperature change, the material A has higher expansion degree than the other metal to cause the metal strip to bend, the bending curvature can be converted into an output signal), information is transmitted to a control panel 9, the control panel 9 controls the total power supply of the computer room 2 to be closed and a buzzing alarm 12 to alarm is turned on, so as to attract workers to carry out processing before, the invention can prevent accidents caused by overhigh temperature, the computer room network operation and maintenance monitoring device can buzz, alarm, cut off the power and start the automatic fire extinguishing device when the temperature and the smoke concentration are overhigh, can automatically extinguish fire and reduce property loss, when the temperature sensor 10 detects that the temperature exceeds a set value and the smoke concentration detected by the smoke sensor 11 exceeds the set value (the smoke sensor 11 is the existing product on the market, the working principle is that the radiation source americium 241 is arranged in an inner ionization chamber and an outer ionization chamber, positive ions and negative ions generated by ionization respectively move to a positive electrode and a negative electrode under the action of an electric field, under the normal condition, the current and the voltage of the inner ionization chamber and the outer ionization chamber are stable, once smoke escapes from the outer ionization chamber, the normal movement of charged particles is interfered, the current and the voltage can be changed, the balance between the inner ionization chamber and the outer ionization chamber is destroyed, so that a wireless transmitter sends a wireless alarm signal, and informing a remote receiving host to transmit the alarm information. ) The utility model discloses a fire extinguisher cylinder 5, control panel 9 control computer lab 2 main power supply closes, open 12 buzzing alarms of buzzer siren and control press device 6 and the work of safeties 8, safeties 8's second electric telescopic handle 801 shortens, press device 6 is kept away from to U-shaped clamp 802, press device 6's first electric telescopic handle 601 shortens, press plate 602 of prelude presses press valve 15 through rubber sheet 14, make the dry powder blowout in the fire extinguisher cylinder 5, reach the effect of putting out a fire (first electric telescopic handle 601, second electric telescopic handle 801, camera 1, control panel 9, buzzer siren 12 and press valve 15 and be current product).
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a computer room network operation and maintenance monitoring device, includes computer lab (2), its characterized in that: computer lab (2) inside wall upper portion demountable installation has mounting panel (4), mounting panel (4) surface mounting has camera (1), control panel (9), temperature sensor (10), smoke transducer (11) and buzzer siren (12), first mounting bracket (3) are installed to computer lab (2) inside wall lower part, fire extinguisher section of thick bamboo (5) are installed through holder (13) at first mounting bracket (3) top, press valve (15) are installed to fire extinguisher section of thick bamboo (5) discharge gate, second mounting bracket (7) are installed to computer lab (2) inside wall one side, press device (6) are installed to second mounting bracket (7) one side, safeties (8) are installed to second mounting bracket (7) opposite side.
2. The computer room network operation and maintenance monitoring device of claim 1, wherein: screw hole (17) have been seted up on mounting panel (4) surface and through screw hole (17) and bolt (16) demountable installation on computer lab (2) inside wall upper portion.
3. The computer room network operation and maintenance monitoring device of claim 1, wherein: the signal output ends of the temperature sensor (10) and the smoke sensor (11) are connected to the signal input end of the control panel (9), and the signal output end of the control panel (9) is connected to the signal input ends of the camera (1) and the buzzer alarm (12).
4. The computer room network operation and maintenance monitoring device of claim 1, wherein: first mounting bracket (3) include down tube (301) and flat board (302), dull and stereotyped (302) bottom both sides equal fixedly connected with down tube (301).
5. The computer room network operation and maintenance monitoring device of claim 1, wherein: the second mounting frame (7) comprises a first plate body (701), an inclined plate (702) and a second plate body (703), wherein one end of the first plate body (701) is fixedly connected with the second plate body (703), and two ends of the inclined plate (702) are fixedly connected to the middle of the first plate body (701) and the middle of the second plate body (703) respectively.
6. The computer room network operation and maintenance monitoring device of claim 1, wherein: the pressing device (6) comprises a first electric telescopic rod (601) and a pressing plate (602), the pressing plate (602) is installed at the end of the first electric telescopic rod (601), and a rubber sheet (14) is bonded on the surface of the pressing plate (602).
7. The computer room network operation and maintenance monitoring device of claim 1, wherein: safety device (8) include second electric telescopic handle (801) and U-shaped clamp (802), U-shaped clamp (802) are installed to second electric telescopic handle (801) tip.
8. The computer room network operation and maintenance monitoring device of claim 1, wherein: the first mounting rack (3) and the second mounting rack (7) are made of aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111478377.4A CN114413110A (en) | 2021-12-06 | 2021-12-06 | Computer room network operation and maintenance monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111478377.4A CN114413110A (en) | 2021-12-06 | 2021-12-06 | Computer room network operation and maintenance monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114413110A true CN114413110A (en) | 2022-04-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111478377.4A Pending CN114413110A (en) | 2021-12-06 | 2021-12-06 | Computer room network operation and maintenance monitoring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN114413110A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020189824A1 (en) * | 2001-05-04 | 2002-12-19 | Ezekiel Joseph | System for fire extinguishing |
| KR20190046278A (en) * | 2017-10-26 | 2019-05-07 | 이희찬 | Gas valve control and automatic fire extinguishing system for smartphone |
| CN109939401A (en) * | 2019-02-27 | 2019-06-28 | 天津安联天源节能科技有限公司 | Automate extinguishing device |
| CN210152872U (en) * | 2019-06-13 | 2020-03-17 | 青岛大志美德电气有限公司 | Automatic multistage pump control cabinet of control |
| CN211327883U (en) * | 2019-06-25 | 2020-08-25 | 西南石油大学 | Electric automatization switch board |
| CN211405017U (en) * | 2020-03-20 | 2020-09-01 | 深圳市国源电力设备有限公司 | Protection device for preventing manual separating brake of high-low voltage power distribution cabinet from being touched by mistake |
| CN212380327U (en) * | 2020-07-01 | 2021-01-19 | 昆山大唐金属工业有限公司 | Switch structure for electric tool |
| CN213964928U (en) * | 2020-10-14 | 2021-08-17 | 天津瑞利通科技有限公司 | Intelligent integrated cabinet |
-
2021
- 2021-12-06 CN CN202111478377.4A patent/CN114413110A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020189824A1 (en) * | 2001-05-04 | 2002-12-19 | Ezekiel Joseph | System for fire extinguishing |
| KR20190046278A (en) * | 2017-10-26 | 2019-05-07 | 이희찬 | Gas valve control and automatic fire extinguishing system for smartphone |
| CN109939401A (en) * | 2019-02-27 | 2019-06-28 | 天津安联天源节能科技有限公司 | Automate extinguishing device |
| CN210152872U (en) * | 2019-06-13 | 2020-03-17 | 青岛大志美德电气有限公司 | Automatic multistage pump control cabinet of control |
| CN211327883U (en) * | 2019-06-25 | 2020-08-25 | 西南石油大学 | Electric automatization switch board |
| CN211405017U (en) * | 2020-03-20 | 2020-09-01 | 深圳市国源电力设备有限公司 | Protection device for preventing manual separating brake of high-low voltage power distribution cabinet from being touched by mistake |
| CN212380327U (en) * | 2020-07-01 | 2021-01-19 | 昆山大唐金属工业有限公司 | Switch structure for electric tool |
| CN213964928U (en) * | 2020-10-14 | 2021-08-17 | 天津瑞利通科技有限公司 | Intelligent integrated cabinet |
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