CN106512337B - A kind of pressure sensitive alarm climbers - Google Patents

A kind of pressure sensitive alarm climbers Download PDF

Info

Publication number
CN106512337B
CN106512337B CN201611247970.7A CN201611247970A CN106512337B CN 106512337 B CN106512337 B CN 106512337B CN 201611247970 A CN201611247970 A CN 201611247970A CN 106512337 B CN106512337 B CN 106512337B
Authority
CN
China
Prior art keywords
warning device
voltage
telescopic arm
alarm
climbers
Prior art date
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.)
Active
Application number
CN201611247970.7A
Other languages
Chinese (zh)
Other versions
CN106512337A (en
Inventor
滑少恒
张志伟
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.)
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Xingtai Power Supply Co of State Grid Hebei 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 State Grid Corp of China SGCC, State Grid Hebei Electric Power Co Ltd, Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201611247970.7A priority Critical patent/CN106512337B/en
Publication of CN106512337A publication Critical patent/CN106512337A/en
Application granted granted Critical
Publication of CN106512337B publication Critical patent/CN106512337B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B27/00Apparatus for climbing poles, trees, or the like
    • A63B27/02Climbing devices for round poles or trees attachable to the feet
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02Alarms for ensuring the safety of persons

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Emergency Alarm Devices (AREA)

Abstract

The invention discloses a kind of pressure sensitive alarm climbers, are related to electric power overhaul technical field.Including foot pedal, pressure sensor on anti-skid device, first warning device, voltage detection device, telescopic arm and operating gloves, anti-skid device is connected on telescopic arm, the rear end part of telescopic arm is fixedly connected on the side of foot pedal, first warning device is located at the metal cavitg mouth side of telescopic arm, pressure sensor output is connected on the first warning device, voltage detection device includes curved detector conducting wire, voltage sensor and the second warning device, curved detector conducting wire is located in telescopic arm, it is connected on the voltage sensor of telescopic arm side, voltage sensor is connected on the second alarm, second alarm is located in operating gloves, climbers stress surface can accurately be detected and whether electric pole surface contacts sufficiently, increase the safety guarantee of staff, reduction accident amount.

Description

A kind of pressure sensitive alarm climbers
Technical field
The present invention relates to electric power overhaul technical fields.
Background technique
Climbers used at present, have the advantages that simple and reliable for structure, low in cost, but still have deficiency, are using climbers When climbing electric pole, climbers stress surface and electric pole surface can be made to come into full contact with, normal stress is to protect to generate enough frictional force Card steps on the key factor of bar safety.And during stepping on bar, typically judge whether climbers are buckled well by personal experience, It is unable to the safety of effective guarantee staff, there are certain risks.How using high speed development electronic technology and high green wood The performance of material transformation climbers various aspects, improves or develops novel climbers, be a very necessary job.
Summary of the invention
The technical problem to be solved by the present invention is in view of the above shortcomings of the prior art, provide a kind of pressure sensitive alarm foot Button, is combined with existing climbers using pressure inductor, can accurately detect climbers stress surface and whether electric pole surface contacts sufficiently, Increase the safety guarantee of staff, reduces accident amount.
In order to solve the above technical problems, the technical solution used in the present invention is:
A kind of pressure sensitive alarm climbers, it is characterised in that: the pressure sensing including foot pedal, on anti-skid device Device, the first warning device, voltage detection device, telescopic arm and operating gloves, anti-skid device are connected on telescopic arm, telescopic arm Rear end part is fixedly connected on the side of foot pedal, and the first warning device is located at the metal cavitg mouth side of telescopic arm, and pressure passes Sensor output is connected on the first warning device, and voltage detection device includes curved detector conducting wire, voltage sensor and the second report Alarm device, curved detector conducting wire are located in telescopic arm, are connected on the voltage sensor of telescopic arm side, voltage sensor It is connected on the second alarm, the second alarm is located in operating gloves.
As further technical solution, it is characterised in that the foot pedal is foldable pedal, including two pieces of front and back is stepped on Plate, intermediate self-locking folding hinge hinge connection.
As further technical solution, it is characterised in that the front pedal of the foot pedal, which is equipped with, controls elastic tighten Band.
As further technical solution, it is characterised in that the voltage sensor is wired to the second alarm On, second alarm includes indicator light and horn device.
As further technical solution, it is characterised in that the ingredient of the operating gloves is insulating materials.
As further technical solution, it is characterised in that the anti-skid device is located at the front end of telescopic arm, middle-end With the position of end three.
As further technical solution, it is characterised in that there are three the pressure sensors, be located at three it is anti-skidding On device.
The beneficial effects of adopting the technical scheme are that above-mentioned the technical problem to be solved by the present invention is to be directed to The deficiencies in the prior art are provided a kind of pressure sensitive alarm climbers, are combined using pressure inductor with existing climbers, can be accurate Whether detection climbers stress surface and electric pole surface contact sufficiently, increase the safety guarantee of staff, reduce accident amount.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is warning device schematic diagram of the invention;
Fig. 3 is voltage induced schematic device of the invention.
In figure: 1, foot pedal;2, anti-skid device;3, pressure sensor;4, the first warning device;5, voltage detection device; 6, telescopic arm;7, operating gloves;11, fastening straps;51, curved detector conducting wire;52, voltage sensor;53, the second warning device; 531, indicator light;532, horn device.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, alarm one embodiment of climbers for a kind of pressure sensitive of the present invention, including foot pedal 1, be located at it is anti- Pressure sensor 3, the first warning device 4, voltage detection device 5, telescopic arm 6 and operating gloves 7 on sliding device 2, anti-skidding dress It sets 2 to be connected on telescopic arm 6, the rear end part of telescopic arm 6 is fixedly connected on the side of foot pedal 1, and the first warning device 4 is located at The metal cavitg mouth side of telescopic arm 6, the output of pressure sensor 3 are connected on the first warning device 4, and voltage detection device 5 wraps Bracket detection conducting wire 51, voltage sensor 52 and the second warning device 53, curved detector conducting wire 8 are located in telescopic arm 6, connect To being located on the voltage sensor 52 of telescopic arm side, voltage sensor 52 is connected on the second alarm 53, the second alarm 53 are located in operating gloves 7.
Preferably, the foot pedal 1 is foldable pedal, including two pieces of front and back pedal, intermediate self-locking folding hinge conjunction Page connection, the front pedal of the foot pedal 1, which is equipped with, controls elastic fastening straps 11.Operating personnel during stepping on bar, after Pedal folds, and operating personnel reaches on bar after job position, pulls the self-locking latch closure of climbers folding hinge with finger, will Accessory pedal is opened parallel to climbers pedal, and hinge leaf automatic locking, operating personnel can start to work on bar , increase plantar contact area, when operation should not generate fatigue, increase working efficiency, improve operating personnel's high altitude operation Safety coefficient, and be additionally provided on the front pedal on foot pedal 1 and control elastic fastening straps 11, stepping on bar personnel can be according to oneself The size of the size adjusting fastening straps 11 of foot ensures foot and 1 stable connection of pedal, prevents pedal from sliding, cause danger.
Preferably, can also on back pedal plus followed by securing device, further ensured the safety for stepping on bar personnel.
Preferably, the constituent of the operating gloves 7 is insulating materials, can completely cut off power supply, the voltage sensor 52 It is wired on the second alarm 53, second alarm 53 is mounted on the back of the hand face of insulating glove 7, including is referred to Show that lamp 531 and horn device 532, voltage detection device 5 further include curved detector conducting wire 51, it is located in telescopic arm 6, is stepping on bar Personnel step on bar and during operating on bar, in time the voltage around detection, when voltage value is more than a certain specific safety value, Voltage sensor 52 can pass to the second warning device 53 in operating gloves 7 in time, and the second warning device 53 includes referring to Show that lamp 531 and horn device 532, indicator light 531 can be lighted all, and horn device 532 can also sound an alarm.
Preferably, the anti-skid device 2 is located at front end, middle-end and the position of end three of telescopic arm 6, these three positions The contact area that can accurately measure lineman climber and electric pole just is set, ensures the safety for stepping on bar personnel, the pressure sensor 3 There are three, it is located on three anti-skid devices 2, can accurately measure the contact pressure of lineman climber and electric pole.
As shown in Fig. 2, U1 is microprocessor STC89C52RC single-chip microcontroller;U2 is wireless radio frequency modules nRF24L01;C1 It is Leaded Ceramic Disc Capacitor with C2;C3 is electrolytic capacitor;Y1 is crystal oscillator;R1, R2, R3, R4 and R5 are resistance;K1(is as multiple Position key), K2(is as starting/stop key) and K3(as safe distance regulating key) be normally opened key;K4(conduct Sound-light alarm enables key) it is closed button;LS is buzzer;D1, D2 and D3 are light emitting diode.
Leaded Ceramic Disc Capacitor C1, C2 and crystal oscillator Y1 constitute the external oscillation electricity of microprocessor STC89C52RC single-chip microcontroller Road, key K1, electrolytic capacitor C3 and resistance R1 constitute the reset circuit of microprocessor STC89C52RC single-chip microcontroller, electricity It hinders R2, R3, NPN triode N1, buzzer LS and light emitting diode D1 and constitutes sound light alarming circuit.
The pin 1,2,3,4,5 and 6 of microprocessor U1 be connected respectively wireless radio frequency modules U2 pin 3, 4,5,6,7 and 8;Pin 18 and 19 is connected respectively two pins of crystal oscillator Y1;Pin 9 connects the one of key K1 End;Pin 21,22 and 23 is connected respectively one end of one end of key K2, one end of K3 and K4;Pin 24 connects resistance R3 One end;Pin 38 and 39 is connected respectively the anode of light emitting diode D2 and the anode of D3;Pin 25 connects One end of connecting resistance R2;Pin 20 is grounded, and pin 40 connects 5 volts of power supplys;
The pin 1 of wireless radio frequency modules U2 is grounded, and pin 2 connects 3.3 volts of power supplys;
One end of one end connection Leaded Ceramic Disc Capacitor C1 of crystal oscillator Y1, the other end connect one end of Leaded Ceramic Disc Capacitor C2;
The other end of Leaded Ceramic Disc Capacitor C1 and the other end of Leaded Ceramic Disc Capacitor C2 are grounded respectively;
The other end of key K1 connects 5 volts of power supplys;
Anode 5 volts of power supplys of connection of electrolytic capacitor C3;
The cathode of one end connection electrolytic capacitor C3 of resistance R1, other end ground connection;
The base stage of the other end connection NPN triode N1 of resistance R2;
One end of the emitter connection buzzer LS of NPN triode N1, collector connect 5 volts of power supplys;
The other end of buzzer LS is grounded;
The other end of the other end of key K2, the other end of K3 and K4 is grounded respectively;
The cathode of the other end connection light emitting diode D1 of resistance R3;
Anode 5 volts of power supplys of connection of light emitting diode D1, one end of the cathode connection R4 of D2, the cathode of D3 connect Connect one end of R5;
The other end of resistance R4 and the other end of resistance R5 are grounded respectively;
3.3 volts and 5 volts of power supplys are provided by external dc electricity source circuit.
As shown in figure 3, input terminal C is connected to the anode of a diode, and cathode is connected to one of X contact and resistance of switch End, and the other end of the resistance is in series with a resistor, the other end of the resistance is then grounded, and switch is connected at the series connection of two resistance Y contact;And the z contact of switch is connect with a variable resistance and concatenates Zener diode ground connection, which simultaneously connects The coil of one relay.In the circuit diagram that the part A system of Fig. 3 is " drain voltage inductor " of the invention, the part system of the B of Fig. 3 is Electromagnetic switch is to the wiring diagram of motor (electric appliance), and structure, effect hereby illustrate such as rear: in the ground line of motor (or electric appliance) shell It is gradually remote and also gradually high with the voltage of ground line (stick) from grounding rod because of the relationship of electric potential gradient when having electric leakage, it is gradually high to arrive work The voltage of power supply over the ground, its spacing only tens of centimetres to one meter.
When electrical leakage, the shell of motor is to greatly there is a voltage, this voltage is through diode halfwave rectifier (such as the electricity that works When the voltage of source over the ground is 110V), switch cut to then half wave rectified voltage is down to 55VDC in z location, by variable resistance and relay The coil of device divides, and when variable resistance adjustment, the DC voltage of coil rises to 6VDC and acts, and by the b contact of relay Open circuit;Meanwhile the coil blackout of electromagnetic switch.The voltage matches of the coil of relay can be adjusted in the transfer of variable resistance.And The operation voltage of " drain voltage inductor " of the invention is set to be set in 6V or more;In the peace of the second ground line of drain voltage inductor A Place is filled, should determining method be that the first ground line of electric appliance casing is connected into power supply with an electric wire with a distance from the first ground line, When electricity consumption meter-pressing amount is intended to fill the voltage value between the ground of the second grounding rod and the first grounding rod equal to power supply voltage value over the ground again, Ground can the ground line of device second and grounding rod at this.If the voltage of working power over the ground is 220V, switch is switched to y Position, the then direct current after diode halfwave rectifier, the result that can must be also same as above through electric resistance partial pressure.Zener diode is protection Voltage is limited to 6V by coil, to avoid coil overtension and burn.
Use process: stepping on before bar, and staff first steps down on foot pedal 1, according to the size beam of the foot of staff Taut band 11 regulates elastic, takes operating gloves 7, starts upward pole-climbing, is all that staff rule of thumb judges climbers habitually in the past Whether contacted well with electric pole, the enough load-bearing of the frictional force of contact area just continue up climbing, so not only low efficiency and And risk is bigger, so pressure sensitive device 3 is arranged in three anti-skid devices 2 respectively in the present invention, can objectively judge to rub Power will be transmitted to the first warning device 4, the first warning device 4 will issue when wherein there is a frictional force to be less than safety value Alarm and reminding staff adjusts the angle, and until alarm elimination, can just continue to climb.Meanwhile the climbers further include voltage induced Warning device, the curved detector conducting wire 51 in telescopic arm 6 is during staff steps on bar and on bar in operation process, with When detect surrounding voltage, when voltage be more than a certain safety value when, voltage sensor 52 will pass in operating gloves 7 On second warning device 53, the second warning device 53 includes indicator light 531 and horn device 532, when voltage value is more than a certain peace When total head, indicator light 531 can be lighted while horn device 532 can also be remembered, and the alarming sound issued with the first warning device 4 is not Together, staff come decision problem and can take appropriate measures according to alarm sound.
The beneficial effects of adopting the technical scheme are that above-mentioned the technical problem to be solved by the present invention is to be directed to The deficiencies in the prior art are provided a kind of pressure sensitive alarm climbers, are combined using pressure inductor with existing climbers, can be accurate Whether detection climbers stress surface and electric pole surface contact sufficiently, increase the safety guarantee of staff, reduce accident amount.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (5)

  1. The climbers 1. a kind of pressure sensitive is alarmed, it is characterised in that: passed including foot pedal (1), the pressure being located on anti-skid device (2) Sensor (3), the first warning device (4), voltage detection device (5), telescopic arm (6) and operating gloves (7), anti-skid device (2) is even It is connected on telescopic arm (6), the rear end part of telescopic arm (6) is fixedly connected on the side of foot pedal (1), the first warning device (4) Positioned at the metal cavitg mouth side of telescopic arm (6), pressure sensor (3) output is connected on the first warning device (4), and voltage is visited Surveying device (5) includes curved detector conducting wire (51), voltage sensor (52) and the second warning device (53), curved detector conducting wire (51) it is located in telescopic arm (6), is connected on the voltage sensor (52) of telescopic arm side, voltage sensor (52) connection To on the second warning device (53), the second warning device (53) is located on operating gloves (7);
    The voltage sensor (52) is wired on the second warning device (53), the second warning device (53) packet Include indicator light (531) and horn device (532);
    There are three the pressure sensors (3), is located on three anti-skid devices (2);
    When voltage value is more than default safe voltage thresholds, voltage sensor can pass to second in operating gloves in time Warning device, the second warning device include indicator light and horn device, and indicator light can be lighted all, and horn device can also be sent out Alarm out;
    When the frictional force for having a pressure sensor (3) to detect is less than default safe pressure threshold value,
    Alarm command is sent to the first warning device, the first warning device sounds an alarm according to the first alarm command and reminds work people Member adjusts the angle, and until alarm elimination, can continue to climb;Curved detector conducting wire in telescopic arm steps on bar mistake in staff In journey and in operation process on bar, the voltage of surrounding is detected at any time, when voltage is more than default safe voltage thresholds, voltage induced Device is sent on alarm command to the second warning device being located in operating gloves, and the second warning device includes indicator light and whistle dress It sets, when voltage value is more than default safe voltage thresholds, indicator light can be lighted while horn device can also sound, and be reported with first The alarming sound that alarm device issues is different, and staff come decision problem and can take appropriate measures according to alarm sound.
  2. The climbers 2. a kind of pressure sensitive according to claim 1 is alarmed, which is characterized in that the foot pedal (1) is that can roll over Folded pedal, including two pieces of front and back pedal, intermediate self-locking folding hinge hinge connection.
  3. The climbers 3. a kind of pressure sensitive according to claim 2 is alarmed, it is characterised in that the front pedal of the foot pedal (1) It is equipped with and controls elastic fastening straps (11).
  4. The climbers 4. a kind of pressure sensitive according to claim 1 is alarmed, it is characterised in that the ingredient of the operating gloves (7) For insulating materials.
  5. The climbers 5. a kind of pressure sensitive according to claim 1 is alarmed, it is characterised in that anti-skid device (2) difference position In the front end of telescopic arm (6), middle-end and the position of end three.
CN201611247970.7A 2016-12-29 2016-12-29 A kind of pressure sensitive alarm climbers Active CN106512337B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611247970.7A CN106512337B (en) 2016-12-29 2016-12-29 A kind of pressure sensitive alarm climbers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611247970.7A CN106512337B (en) 2016-12-29 2016-12-29 A kind of pressure sensitive alarm climbers

Publications (2)

Publication Number Publication Date
CN106512337A CN106512337A (en) 2017-03-22
CN106512337B true CN106512337B (en) 2019-01-04

Family

ID=58339296

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611247970.7A Active CN106512337B (en) 2016-12-29 2016-12-29 A kind of pressure sensitive alarm climbers

Country Status (1)

Country Link
CN (1) CN106512337B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107854818B (en) * 2017-08-31 2019-08-20 海南电网有限责任公司保亭供电局 Multi-functional climbers
CN108553840B (en) * 2018-04-10 2019-12-03 薛迪宋 It is a kind of to climb electric wire lever apparatus for electric power overhaul
CN111481205B (en) * 2020-04-23 2021-01-22 西南大学 Wireless acquisition and display circuit and method for plantar pressure
CN112870656B (en) * 2021-01-14 2022-06-28 江苏尚华电气设备有限公司 Intelligent reminding device is corrected to wire pole safety climbers of ascending a height
CN114247110A (en) * 2021-12-29 2022-03-29 广东电网有限责任公司江门供电局 Multifunctional all-adaptive climber
CN115414643A (en) * 2022-08-31 2022-12-02 国网北京市电力公司 Pole climber and using method thereof

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO122398B1 (en) * 2007-06-08 2009-05-29 Nakita Prodcomimpex S.R.L. Pole climbing adjustable device
CN204563493U (en) * 2015-04-16 2015-08-19 国家电网公司 It is a kind of solid that pin is anti-slip steps on lever foot fastener
CN205055341U (en) * 2015-10-14 2016-03-02 国网江西省电力公司南昌供电分公司 That takes voltage sense ware steps on pole climbers
CN205073614U (en) * 2015-09-30 2016-03-09 范永涛 Warning climbers
CN205140150U (en) * 2015-11-25 2016-04-06 国家电网公司 Step on pole climbers safety warning device
CN205516265U (en) * 2016-01-25 2016-08-31 国网山东省电力公司高唐县供电公司 Step on pole operation safety hook
CN205730175U (en) * 2016-07-01 2016-11-30 国网山东省电力公司博兴县供电公司 A kind of Skidproof climbers with safety warning device
CN206613115U (en) * 2016-12-29 2017-11-07 国家电网公司 A kind of pressure sensitive alarm climbers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070120216A (en) * 2006-06-19 2007-12-24 윤태길 A pole go up and down a device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO122398B1 (en) * 2007-06-08 2009-05-29 Nakita Prodcomimpex S.R.L. Pole climbing adjustable device
CN204563493U (en) * 2015-04-16 2015-08-19 国家电网公司 It is a kind of solid that pin is anti-slip steps on lever foot fastener
CN205073614U (en) * 2015-09-30 2016-03-09 范永涛 Warning climbers
CN205055341U (en) * 2015-10-14 2016-03-02 国网江西省电力公司南昌供电分公司 That takes voltage sense ware steps on pole climbers
CN205140150U (en) * 2015-11-25 2016-04-06 国家电网公司 Step on pole climbers safety warning device
CN205516265U (en) * 2016-01-25 2016-08-31 国网山东省电力公司高唐县供电公司 Step on pole operation safety hook
CN205730175U (en) * 2016-07-01 2016-11-30 国网山东省电力公司博兴县供电公司 A kind of Skidproof climbers with safety warning device
CN206613115U (en) * 2016-12-29 2017-11-07 国家电网公司 A kind of pressure sensitive alarm climbers

Also Published As

Publication number Publication date
CN106512337A (en) 2017-03-22

Similar Documents

Publication Publication Date Title
CN106512337B (en) A kind of pressure sensitive alarm climbers
CN207804819U (en) A kind of overhead safety belt device for electric pole working at height
CN103545786A (en) Leakage current protecting device
CN206613115U (en) A kind of pressure sensitive alarm climbers
CN203182085U (en) Intelligent insulating glove auxiliary device
CN106580082B (en) A kind of instant electric water heater's application circuit
CN203115658U (en) Anti-myopia desk lamp
CN207337602U (en) Independent electrical fire monitoring detector
CN205787167U (en) Rechargeable tuned sensitivities pulse metal detector
CN207263818U (en) A kind of protectiveness noctilucence high voltage electroscope
CN207263819U (en) A kind of work clothes Antistatic alarm of any thread gluing of pocket
CN201156662Y (en) Earthing detection protection circuit controlled by micro-controller
CN212298597U (en) Device for detecting and preventing leakage gas
CN206420966U (en) Closestool heats the automatic testing equipment of seat ring
CN209132950U (en) Anti-electrostatic wrist ring intelligent monitoring device human body sensing device
CN209070115U (en) High-frequency induction formula safety detection device and stamping equipment
CN106157606B (en) A kind of prompt stake of biological response zebra stripes and its application method
CN207302269U (en) A kind of infrared warning device
CN202707151U (en) Mine human body heat source detecting device
CN206303789U (en) A kind of multi-functional food processor
CN220209951U (en) Leakage protection circuit and leakage protector
CN201798963U (en) Non-contact portable drip alarm
CN205943074U (en) Biological response zebra stripes suggestion stake
CN215128594U (en) Intelligent health management wearable device
CN206211624U (en) A kind of charger for mobile phone based on radio detection

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant