CN113261736B - Safety control device for field operation area in power industry - Google Patents

Safety control device for field operation area in power industry Download PDF

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Publication number
CN113261736B
CN113261736B CN202110406267.0A CN202110406267A CN113261736B CN 113261736 B CN113261736 B CN 113261736B CN 202110406267 A CN202110406267 A CN 202110406267A CN 113261736 B CN113261736 B CN 113261736B
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CN
China
Prior art keywords
wall
safety helmet
hole
safety
control device
Prior art date
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Active
Application number
CN202110406267.0A
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Chinese (zh)
Other versions
CN113261736A (en
Inventor
刘故帅
王强
孙磊
巩方伟
张晶
李垚
张扬
罗兵
成晓俊
吕越群
吴晓明
鲍春明
巩政
陈帅
崔珠峰
杨增健
王星海
吕健
胡安涛
常达
魏文震
杨志文
赵鑫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zibo Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
Zibo Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zibo Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical Zibo Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority to CN202110406267.0A priority Critical patent/CN113261736B/en
Publication of CN113261736A publication Critical patent/CN113261736A/en
Application granted granted Critical
Publication of CN113261736B publication Critical patent/CN113261736B/en
Active legal-status Critical Current
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Classifications

    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/0406Accessories for helmets
    • A42B3/0433Detecting, signalling or lighting devices
    • A42B3/044Lighting devices, e.g. helmets with lamps
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/0406Accessories for helmets
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/06Impact-absorbing shells, e.g. of crash helmets
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/28Ventilating arrangements
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/30Mounting radio sets or communication systems

Landscapes

  • Helmets And Other Head Coverings (AREA)

Abstract

The invention belongs to the technical field of electric power operation safety, in particular to a safety control device for an on-site operation area in the electric power industry, aiming at the problem that safety accidents are very easy to occur in illegal operation, meanwhile, the quality of operators is low, the responsibility is not strong, and a manager at the rear end cannot monitor and guide the operators on site. According to the invention, the camera is used for collecting images through the LED illuminating lamp, the MIC and the buzzer of the camera, so that the situation that an operator breaks rules and regulations and possibly enters an electrified area by mistake can be found in time, the operator can remotely shout through the calling device, the rule and regulation breaking behavior can be prevented in time, the number of on-site rule and regulation breaking times of the operator can be obviously reduced, the effect of real-time monitoring is realized, and the practicability is extremely strong.

Description

Safety control device for field operation area in power industry
Technical Field
The invention relates to the technical field of electric power operation safety, in particular to a safety control device for an on-site operation area in the electric power industry.
Background
The transmission line and the transformer substation are used as power grid hinges, the safe operation of the power grid is directly influenced by the safe operation of the power grid, so that the power overhaul work is an important basis for ensuring the safe operation of a power system, safety helmets are required to be worn for field operation, and when the safety helmets are operated, the working illumination of workers is insufficient due to sudden weather changes (clouds shield sunlight) or sunlight changes (sunset), and when the safety helmets are operated, the workers cannot vacate hands in time to start the head lamp.
Through searching, the patent with the Chinese patent application number of CN207136354U discloses a safety helmet with an automatic power supply lighting system, so that the problems can be effectively solved, but the operation site loses the operation of safety supervision and violation, the operation site breaks away from the operation of safety supervision and violation is quite common, especially in the case of more and scattered operation points, the operation of violation is quite easy to occur safety accidents, meanwhile, the quality of operators is not high, the responsibility is not strong, and the operators at the rear end cannot monitor and guide the operators at the site.
Disclosure of Invention
Based on the technical problem that the illegal operation is extremely easy to cause safety accidents, meanwhile, the quality of operators is low, the responsibility is not strong, and the management staff at the rear end cannot monitor and guide the operators on site, the invention provides a safety management and control device for the site operation area in the power industry.
The invention provides a safety control device for an on-site operation area in the power industry, which comprises a safety helmet, wherein a camera 3 is arranged on the outer wall of a cap peak of the safety helmet 1, an LED illuminating lamp is fixed on the outer wall of the safety helmet through a screw, a mounting plate is arranged at the bottom of the LED illuminating lamp, a light sensor is arranged on the outer wall of one side of the mounting plate, an MIC (integrated circuit) is fixedly arranged on the inner wall of the cap peak of the safety helmet, a guiding mechanism is arranged on the outer wall of the MIC, a light key and a power key are fixedly connected on two sides of the inner wall of the cap peak of the safety helmet through screws, a buzzer, a SIM (subscriber identity module) card socket and a USB (universal serial bus) interface are fixedly arranged on the inner wall of a hindbrain spoon part of the safety helmet, a clamping seat is fixedly arranged on the inner wall of the clamping seat through a battery, a GPS positioning module and a protection integrated circuit 5 are fixedly arranged on the upper part of the inner wall of the forehead part of the safety helmet, a socket is arranged on the top of the safety helmet, and a protection mechanism is arranged on the inner wall of the socket.
Preferably, the inner wall of the SIM card socket is inserted with the SIM card, and the battery is charged through the USB interface.
Preferably, calling devices are fixed on the inner walls of the visors on the two sides of the safety helmet through screws.
Preferably, the protection mechanism comprises a head pad, a slot is formed in the outer wall of the head pad, the head pad is inserted into the inner wall of a socket formed in the top of the safety helmet through the slot, and a disposable cushion layer is fixed on the outer wall of the bottom of the safety helmet through magic adhesion.
Preferably, the outer wall of the head pad is provided with a first through hole and a second through hole respectively, the inner wall of the head pad is provided with a connecting hole, the first through hole and the second through hole are communicated through the connecting hole, the first through hole, the second through hole and the connecting hole are uniformly distributed in the inner wall of the head pad, and the cambered surfaces of the adjacent first through hole, the adjacent second through hole and the adjacent connecting hole are spaced by fifteen degrees.
Preferably, the inner wall of the second through hole is fixedly provided with a thin rod through bonding, one end of the thin rod is fixedly provided with a rubber plate through bonding, and the diameter of the rubber plate is smaller than that of the connecting hole.
Preferably, the head cushion is divided into an upper part and a lower part, wherein the outer side of the head cushion is made of harder materials, and the inner side of the head cushion is soft.
Preferably, four breather holes are respectively formed in two sides of the position of the head propping back of the back brain spoon of the safety helmet, concave grooves are formed in the end faces of the breather holes, close to cambered surface air on the outer wall of the safety helmet, spindle-shaped holes with equal distribution and uniform interval are formed in two sides of the inner wall of the long side of the breather holes, a transverse plate is bonded on the inner wall of the breather holes, a supporting rod is bonded on the outer wall of the top of the transverse plate, an elliptic plate is bonded and fixed on the top end of the supporting rod, and the outer wall of the top of the elliptic plate is an cambered surface.
Preferably, the guiding mechanism comprises a telescopic hose, a threaded hole is formed in the inner wall of the safety helmet, one end of the telescopic hose is connected to the inner wall of the threaded hole through threads, and the intercom microphone is fixed to the bottom end of the telescopic hose through screws.
The beneficial effects of the invention are as follows:
1. this regional safety control device of electric power industry field operation wears the safety helmet on the head through camera LED light, MIC and the bee calling organ that sets up, carries out image acquisition through the camera, in time discovers the condition such as the illegal action of operating personnel and possible mistake income electrified region, can send out by long-range the call device, remind the staff to keep away from electrified equipment, in time stop illegal action, can show the number of times that reduces operating personnel field violation, the efficiency of operation safety control is improved, real-time supervision operating personnel's action, help operating personnel's action such as long-range guidance, realize the effect to real-time supervision, the practicality is extremely strong.
2. This regional safety control device of electric power industry field operation through the headrest, through-hole first, through-hole second, connecting hole, thin pole and the rubber slab that sets up, and the headrest produces vibrations along with user's normal physiology activity when wearing the safety helmet for the shape of through-hole second that the headrest inner wall set up constantly changes, and then makes thin pole drive the rubber slab and produces continuous piston motion in the space of connecting hole and through-hole first, makes the air at safety helmet inner wall head top and the continuous exchange of ambient air carry out, keeps user's scalp dry.
3. This regional safety control device of electric power industry field operation through disposable bed course and the headrest that sets up, disposable bed course can be timely change for the helmet inner wall can be changed after single use, avoids the bacterium to breed.
4. This regional safety control device of electric power industry field operation through bleeder vent, spindle hole, diaphragm and the branch that set up, and the spindle hole that the bleeder vent inner wall set up accelerates the circulation of air, and diaphragm, branch and elliptic board cooperation use make the air circulate convenient, can prevent again that the foreign matter from falling into in the inner wall of safety helmet.
5. According to the safety management and control device for the field operation area in the power industry, the management mode is changed through the set camera LED illuminating lamp, MIC and buzzer, so that management and control are more efficient, and the traditional safety management mode of the existing ' rough management, people's condition management, passive repeated management and problem post-occurrence management ' is updated to the new normal safety production management mode of ' fine management, responsibility management, closed-loop management and problem root cause prevention '.
6. According to the safety control device for the field operation area in the power industry, the risk is more controllable through the set camera LED illuminating lamp, MIC and buzzer, and the strengthening of prevention and control measures. The on-site situation can be timely recorded, the equipment state information is collected, the safety production behavior is standardized, the personnel operation level is effectively improved, the human hidden danger is reduced, and the operation quality and the safety level are improved.
7. This power industry field operation regional safety control device, through camera LED light, MIC and the buzzer of setting, unified service platform makes the decision more accurate. The front-end intelligent safety helmet equipment is used for transmitting audio and video information in real time, providing first hand information of remote command for a decision maker, and carrying out remote real-time monitoring and timely scheduling and command by cooperating with an intelligent safety management and control platform with perfect back-end function.
8. According to the safety control device for the field operation area in the power industry, through the arranged light sensor and the LED illuminating lamp, the light sensor 30 receives a low light signal when indoor light is dark, and then the light supplementing signal is transmitted to the LED illuminating lamp 2, so that illumination is automatically provided for a user.
Drawings
Fig. 1 is a schematic diagram of a front structure of a safety control device for a field operation area in an electric power industry;
fig. 2 is a schematic diagram of the bottom structure of a safety control device for a field operation area in the power industry according to the present invention;
FIG. 3 is a schematic diagram of a cross-sectional structure of a vent portion of a safety control device for a field operation area in an electric power industry;
FIG. 4 is a perspective view of a head gasket portion of a safety control device for a field operation area in the power industry according to the present invention;
FIG. 5 is a schematic diagram of a cross-sectional structure of a head cushion portion of a safety control device for a field operation area in an electric power industry according to the present invention;
FIG. 6 is a schematic diagram of the present invention illustrating the operation of a safety control device for a field operation area in the power industry;
FIG. 7 is a power supply circuit diagram of a safety control device for a field operation area in the power industry;
fig. 8 is a working flow chart of a safety control device for a field operation area in the power industry.
In the figure: 1. a safety helmet; 2. an LED illuminating lamp; 3. a camera; 4. MIC; 5. protecting the integrated circuit; 6. a battery; 7. a buzzer; 8. a SIM card socket; 9. a USB interface; 10. a light key; 11. a power key; 12. a head pad; 13. ventilation holes; 14. a calling device; 15. a flexible hose; 16. an intercom microphone; 17. a GPS positioning module; 18. a spindle-shaped aperture; 19. a concave groove; 20. a cross plate; 21. a support rod; 22. an elliptical plate; 23. a first through hole; 24. a second through hole; 25. a slot; 26. a connection hole; 27. a thin rod; 28. a rubber plate; 29. a disposable cushion layer; 30. a light sensor.
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.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-8, a safety control device for an on-site operation area in the power industry comprises a safety helmet 1, wherein a camera 3 is arranged on the outer wall of a cap peak of the safety helmet 1, an LED illuminating lamp 2 is fixedly arranged on the outer wall of the safety helmet 1 through a screw, a mounting plate is arranged at the bottom of the LED illuminating lamp 2, a light sensor 30 is arranged on the outer wall of one side of the mounting plate, a MIC4 is fixedly arranged on the inner wall of the cap peak of the safety helmet 1, a guiding mechanism is arranged on the outer wall of the MIC4, a light key 10 and a power key 11 are fixedly connected on two sides of the inner wall of the cap peak of the safety helmet 1 through screws, a buzzer 7, a SIM card socket 8 and a USB interface 9 are fixedly arranged on the inner wall of a rear brain spoon of the safety helmet 1, a clamping seat is fixedly arranged on the inner wall of the rear brain spoon of the safety helmet 1 through a battery 6, a GPS positioning module 17 and a protection integrated circuit 5 are fixedly arranged on the upper part of the inner wall of the forehead portion of the safety helmet 1, a socket is formed in the top of the safety helmet 1, and a protection mechanism is arranged on the inner wall of the socket.
In the invention, the inner wall of the SIM card socket 8 is inserted with the SIM card, and the battery 6 is charged through the USB interface 9.
In the invention, calling devices 14 are fixed on the inner walls of the hat brim on two sides of the safety helmet 1 through screws.
In the invention, the protection mechanism comprises a head cushion 12, a slot 25 is arranged on the outer wall of the head cushion 12, the head cushion 12 is inserted into the inner wall of a socket arranged at the top of the safety helmet 1 through the slot 25, and a disposable cushion layer 29 is fixed on the outer wall of the bottom of the safety helmet 1 through magic adhesion.
In the invention, the outer wall of the head pad 12 is respectively provided with a first through hole 23 and a second through hole 24, the inner wall of the head pad 12 is provided with a connecting hole 26, the first through hole 23 and the second through hole 24 are communicated through the connecting hole 26, the first through hole 23, the second through hole 24 and the connecting hole 26 are uniformly distributed in the inner wall of the head pad 12, and the cambered surfaces of the adjacent first through hole 23, the adjacent second through hole 24 and the adjacent connecting hole 26 are separated by fifteen degrees.
In the invention, the inner wall of the second through hole 24 is fixedly provided with a thin rod 27 by bonding, one end of the thin rod 27 is fixedly provided with a rubber plate 28 by bonding, and the diameter of the rubber plate 28 is smaller than that of the connecting hole 26.
In the present invention, the head cushion 12 is divided into an upper part and a lower part, wherein the outer side of the head cushion 12 is made of hard materials, and the inner side of the head cushion 12 is soft.
In the invention, four ventilation holes 13 are respectively formed on two sides of the position of the head top of the safety helmet 1, which is close to a back brain spoon, the end faces of the ventilation holes 13 of cambered surface air near the outer wall of the safety helmet 1 are provided with concave grooves 19, spindle-shaped holes 18 which are uniformly distributed at equal intervals are formed on two sides of the inner wall of the long side of the ventilation holes 13, a transverse plate 20 is bonded on the inner wall of the ventilation holes 13, a supporting rod 21 is bonded on the outer wall of the top of the transverse plate 20, an elliptic plate 22 is bonded and fixed on the top end of the supporting rod 21, and the outer wall of the top of the elliptic plate 22 is an arc surface.
In the invention, the guiding mechanism comprises a telescopic hose 15, a threaded hole is formed in the inner wall of the safety helmet 1, one end of the telescopic hose 15 is connected to the inner wall of the threaded hole through threads, and an intercom microphone 16 is fixed at the bottom end of the telescopic hose 15 through screws.
The invention is used when: when the helmet 1 is worn on the head during use, the battery 6 is charged through the USB interface 9, the battery 6 supplies power to all power consumption components fixedly arranged on the helmet 1, the camera 3 is used for image acquisition, acquired images and video information are sent to the edge processing terminal, the situation that the illegal behaviors of operators and possible mistakes enter an electrified area and the like are timely found, when the video check staff process abnormality, the operators can be reminded of being far away from electrified equipment through the calling device 14 by remote shouting, the illegal behaviors are timely prevented, the light sensor 30 receives low light signals when indoor light is dark, then the light supplementing signals are transmitted to the LED illuminating lamp 2, illumination is automatically provided for a user, and meanwhile, the equipment such as the MIC4, the LED illuminating lamp 2 and the like can be actively selected and used through the light key 11 and the power key 10. For abnormal equipment and abnormal operation environment, this device accessible GPS positioning module 17 pinpoints, send the position that the unusual condition took place to intelligent fortune dimension center, for the staff arrives at the station and provide convenience, disposable bed course 29 can timely change, make helmet 1 inner wall can change after single use, avoid the bacterium to breed, spindle hole 18 that bleeder vent 13 inner wall set up accelerates the circulation of air, and diaphragm 20, branch 21 and elliptic plate 22 cooperation use make the air flow convenient again can prevent that the foreign matter from falling into the inner wall of helmet 1, and wear helmet 1 simultaneously the normal physiological activity of head rest 12 accompanying the user produces vibrations, make the shape of through-hole second 24 that head rest 12 inner wall set up constantly produce the change, and then make thin pole 27 drive rubber slab 28 produce continuous piston motion in the space of connecting hole 26 and through-hole one 23, make the air at the inner wall head top of helmet 1 and the continuous exchange of ambient air, keep user's scalp dry.
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 (5)

1. The utility model provides a regional safety control device of electric power industry on-the-spot operation, includes safety helmet (1), its characterized in that, the brim outer wall of safety helmet (1) is provided with camera (3), the outer wall of safety helmet (1) is through screw fixation has LED light (2), the bottom of LED light (2) is provided with the mounting panel, and one side outer wall of mounting panel is provided with light sensor (30), the brim inner wall of safety helmet (1) is fixed and is provided with MIC (4), the outer wall of MIC (4) is provided with guiding mechanism, the brim inner wall both sides of safety helmet (1) are through screw fixedly connected with lamp key (10) and power key (11), the back brain spoon position inner wall of safety helmet (1) is fixed and is provided with bee calling organ (7), SIM card socket (8) and USB interface (9), the back brain spoon position inner wall top of safety helmet (1) is through screw fixation has the cassette, and the inner wall of cassette is fixed and is provided with battery (6), the top of safety helmet (1) is provided with safety helmet (17) and protection circuit (5);
the protection mechanism comprises a head cushion (12), a slot (25) is formed in the outer wall of the head cushion (12), the head cushion (12) is inserted into the inner wall of a socket formed in the top of the safety helmet (1) through the slot (25), and a disposable cushion layer (29) is fixed on the outer wall of the bottom of the safety helmet (1) through magic adhesion;
the outer wall of the head cushion (12) is provided with a first through hole (23) and a second through hole (24) respectively, the inner wall of the head cushion (12) is provided with a connecting hole (26), the first through hole (23) and the second through hole (24) are communicated through the connecting hole (26), the first through hole (23), the second through hole (24) and the connecting hole (26) are uniformly distributed in the inner wall of the head cushion (12), and cambered surfaces of the adjacent first through hole (23), the adjacent second through hole (24) and the adjacent connecting hole (26) are separated by fifteen degrees;
the inner wall of the second through hole (24) is fixedly provided with a thin rod (27) through bonding, one end of the thin rod (27) is fixedly provided with a rubber plate (28) through bonding, and the diameter of the rubber plate (28) is smaller than that of the connecting hole (26);
the head cushion (12) is divided into an upper part and a lower part, wherein the outer side of the head cushion (12) is made of harder materials, and the inner side of the head cushion (12) is made of soft materials.
2. The safety control device for the field operation area of the power industry according to claim 1, wherein the inner wall of the SIM card socket (8) is inserted with an SIM card, and the battery (6) is charged through the USB interface (9).
3. The safety control device for the field operation area of the electric power industry according to claim 1, wherein calling devices (14) are fixed on the inner walls of the hat brim on two sides of the safety helmet (1) through screws.
4. The safety control device for the on-site operation area of the electric power industry according to claim 1, wherein four ventilation holes (13) are respectively formed in two sides of the position of the head supporting back brain spoon of the safety helmet (1), concave grooves (19) are formed in the end faces of the ventilation holes (13) close to cambered surface air of the outer wall of the safety helmet (1), spindle-shaped holes (18) with equal distribution intervals are formed in two sides of the inner wall of the long side of the ventilation holes (13), a transverse plate (20) is bonded on the inner wall of the ventilation holes (13), a supporting rod (21) is bonded on the outer wall of the top of the transverse plate (20), an elliptic plate (22) is bonded and fixed on the top end of the supporting rod (21), and the outer wall of the top of the elliptic plate (22) is an arc surface.
5. The field operation area safety control device of the power industry according to claim 1, wherein the guiding mechanism comprises a telescopic hose (15), a threaded hole is formed in the inner wall of the safety helmet (1), one end of the telescopic hose (15) is connected to the inner wall of the threaded hole through threads, and an intercom microphone (16) is fixed to the bottom end of the telescopic hose (15) through screws.
CN202110406267.0A 2021-04-15 2021-04-15 Safety control device for field operation area in power industry Active CN113261736B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110406267.0A CN113261736B (en) 2021-04-15 2021-04-15 Safety control device for field operation area in power industry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110406267.0A CN113261736B (en) 2021-04-15 2021-04-15 Safety control device for field operation area in power industry

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Publication Number Publication Date
CN113261736A CN113261736A (en) 2021-08-17
CN113261736B true CN113261736B (en) 2023-09-29

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Publication number Priority date Publication date Assignee Title
KR101737736B1 (en) * 2016-08-18 2017-05-18 박건영 Safety cap having multi-function
CN109805486A (en) * 2019-01-30 2019-05-28 中国人民解放军陆军军医大学第二附属医院 A kind of protective device for patient head and neck
CN110074501A (en) * 2019-04-24 2019-08-02 国网河南省电力公司孟州市供电公司 A kind of wearable equipment for the mobile inspection operation of substation equipment maintenance and repair
CN210783070U (en) * 2019-07-08 2020-06-19 上海市黄浦区香山中医医院 Cap with massage function
CN210870040U (en) * 2019-08-21 2020-06-30 国网浙江省电力有限公司湖州供电公司 Intelligent safety helmet
CN211631939U (en) * 2019-12-10 2020-10-09 方棋森 Safety small yellow cap
CN211747279U (en) * 2019-10-18 2020-10-27 北京柔科知识产权代理有限公司 Fire-fighting safety helmet
CN212911893U (en) * 2020-07-25 2021-04-09 河南正兴工程管理有限公司 Municipal infrastructure engineering building site management system

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Publication number Priority date Publication date Assignee Title
KR101737736B1 (en) * 2016-08-18 2017-05-18 박건영 Safety cap having multi-function
CN109805486A (en) * 2019-01-30 2019-05-28 中国人民解放军陆军军医大学第二附属医院 A kind of protective device for patient head and neck
CN110074501A (en) * 2019-04-24 2019-08-02 国网河南省电力公司孟州市供电公司 A kind of wearable equipment for the mobile inspection operation of substation equipment maintenance and repair
CN210783070U (en) * 2019-07-08 2020-06-19 上海市黄浦区香山中医医院 Cap with massage function
CN210870040U (en) * 2019-08-21 2020-06-30 国网浙江省电力有限公司湖州供电公司 Intelligent safety helmet
CN211747279U (en) * 2019-10-18 2020-10-27 北京柔科知识产权代理有限公司 Fire-fighting safety helmet
CN211631939U (en) * 2019-12-10 2020-10-09 方棋森 Safety small yellow cap
CN212911893U (en) * 2020-07-25 2021-04-09 河南正兴工程管理有限公司 Municipal infrastructure engineering building site management system

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* Cited by examiner, † Cited by third party
Title
闻邦椿编.机械设计手册 气压传动与控制 单行本 第6版.北京:机械工业出版社,2020,(第978-7-111-64743-0版),110-113. *

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