CN112582737A - BMS protection shield with reputation alarm - Google Patents

BMS protection shield with reputation alarm Download PDF

Info

Publication number
CN112582737A
CN112582737A CN201910930822.2A CN201910930822A CN112582737A CN 112582737 A CN112582737 A CN 112582737A CN 201910930822 A CN201910930822 A CN 201910930822A CN 112582737 A CN112582737 A CN 112582737A
Authority
CN
China
Prior art keywords
board
alarm
buffer
plate
bms protection
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.)
Pending
Application number
CN201910930822.2A
Other languages
Chinese (zh)
Inventor
李云星
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.)
Hangzhou Lide Communication Co ltd
Original Assignee
Hangzhou Lide Communication 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 Hangzhou Lide Communication Co ltd filed Critical Hangzhou Lide Communication Co ltd
Priority to CN201910930822.2A priority Critical patent/CN112582737A/en
Publication of CN112582737A publication Critical patent/CN112582737A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/486Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/613Cooling or keeping cold
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/63Control systems
    • H01M10/635Control systems based on ambient temperature
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561Gases
    • H01M10/6563Gases with forced flow, e.g. by blowers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Emergency Alarm Devices (AREA)

Abstract

The invention relates to the technical field of battery management systems, and discloses a BMS protection board with an audible and visual alarm, aiming at the problems that the existing battery management system protection board is inconvenient to install a battery management system and a battery and has no protection measures, the BMS protection board comprises a board body, wherein an installation hole is formed in the board body, a lifting board and a buffer board which are horizontally arranged are respectively installed in the installation hole in a sliding mode, the lifting board is located above the buffer board, a fan is arranged on the lifting board, an alarm lamp and an alarm are respectively arranged at the top of the board body, a temperature sensor is arranged on the lifting board, a threaded sleeve is rotatably installed at the top of the board body, a threaded column is installed on an internal thread at the bottom of the threaded sleeve, and the bottom of the threaded column is fixedly connected with the lifting board. The battery protection plate and the battery are mounted, the mounting and the dismounting are convenient, the high-temperature alarm and the automatic heat dissipation are realized, the intelligent degree is high, and the popularization is easy.

Description

BMS protection shield with reputation alarm
Technical Field
The invention relates to the technical field of battery management systems, in particular to a BMS protection board with an audible and visual alarm.
Background
BMS is battery management system, it is the tie between battery and the user, and the main object is secondary battery, and current battery management system can produce certain heat at the during operation, and the heat is too big, can influence battery management system's normal work, and current battery management system protection shield is inconvenient to the installation of battery management system and battery, does not have the heat dissipation safeguard measure, consequently, needs a BMS protection shield that has the reputation alarm to solve above problem.
Disclosure of Invention
The BMS protection board with the sound and light alarm provided by the invention solves the problems that the existing battery management system protection board is inconvenient to install a battery management system and a battery and has no protection measures.
In order to achieve the purpose, the invention adopts the following technical scheme:
a BMS protection plate with an acousto-optic alarm comprises a plate body, wherein mounting holes are formed in the plate body, a lifting plate and a buffer plate which are horizontally arranged are respectively and slidably mounted in the mounting holes, the lifting plate is positioned above the buffer plate, a fan is arranged on the lifting plate, an alarm lamp and an alarm are respectively arranged at the top of the plate body, a temperature sensor is arranged on the lifting plate, a threaded sleeve is rotatably mounted at the top of the plate body, a threaded column is mounted on an internal thread at the bottom of the threaded sleeve, the bottom of the threaded column is fixedly connected with the lifting plate, a containing groove is formed in the buffer plate, a swinging rod is hinged in the containing groove, a handle rod is threadedly mounted at one end of the swinging rod, a clamp plate is fixed at one end of the handle rod, buffer grooves are formed in the inner walls of two sides of the plate body, the buffer plate is slidably connected with the inner walls of the buffer grooves, and, the bottom of the buffer plate is pressed against the top of the pressure spring.
Preferably, the buffer slot is four, and fixed mounting has the slide bar of vertical setting in the buffer slot, set up the slide opening on the buffer board, the inner wall sliding connection of slide bar and slide opening, the pressure spring cover is located on the slide bar.
Preferably, the bearing is installed in the round hole of the top of the plate body, the outer wall of the threaded sleeve is fixedly connected with the inner wall of the bearing, the handle is installed at the top of the threaded sleeve, and the handle is located above the plate body.
Preferably, the cross section and the vertical section of the mounting hole are both rectangular structures, a cylindrical bump is mounted on the side wall of the accommodating groove, and the swinging rod is rotatably connected with the cylindrical bump.
Preferably, the buffer board is provided with a controller, the controller is an AT89C51 type controller, the input end of the controller of the temperature sensor is connected, and the output end of the controller is respectively connected with the fan, the alarm lamp and the alarm.
Preferably, the splint are round platform shape structure, the one end that the handle pole was kept away from to the splint is equipped with the buffer board, and the buffer board is made for the polyurethane material.
Preferably, the lifting plate is provided with a storage battery, the storage battery is electrically connected with the fan, the alarm lamp, the alarm, the temperature sensor and the controller respectively, the temperature sensor is a pt-100 type temperature sensor, the alarm lamp is an HNTD-D50 alarm lamp, and the alarm is an NS-25DM-330S alarm.
Preferably, the height of the receiving groove is greater than the cross-sectional diameter of the clamping plate.
The invention has the beneficial effects that:
1. through lifter plate and buffer plate centre gripping battery, remove through splint and make splint support to press on the battery, realize that electricity fixes top and bottom and the side of battery, simple to operate, it is also convenient to dismantle.
2. Realize the heat dissipation through parts such as temperature sensor, controller, fan, cooling down with higher speed, after the temperature fell down, close the heat dissipation cooling protection of realizing whole device, intelligent protection, the heat dissipation is timely.
The battery protection plate and the battery are mounted, the mounting and the dismounting are convenient, the high-temperature alarm and the automatic heat dissipation are realized, the intelligent degree is high, and the popularization is easy.
Drawings
Fig. 1 is a schematic structural view of a BMS protection panel having an audible and visual alarm according to the present invention.
Fig. 2 is a schematic structural diagram at a in fig. 1.
Fig. 3 is a schematic structural diagram at B in fig. 1.
Fig. 4 is a schematic top view of a part of the structure of a BMS protection board with an audible and visual alarm according to the present invention.
In the figure: the air conditioner comprises a plate body 1, a mounting hole 2, a lifting plate 3, a buffer plate 4, a fan 5, a temperature sensor 6, an alarm lamp 7, an alarm 8, a controller 9, a threaded sleeve 10, a threaded column 11, a storage groove 12, a swinging rod 13, a handle rod 14, a clamping plate 15, a buffer groove 16, a sliding rod 17 and a pressure spring 18.
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.
Referring to fig. 1-4, a BMS protection shield with audible and visual alarm, which comprises a plate body 1, mounting hole 2 has been seted up on the plate body 1, lifter plate 3 and buffer board 4 that the level that is equipped with set up are installed in the mounting hole 2 respectively to the slip, lifter plate 3 is located the top of buffer board 4, be equipped with fan 5 on the lifter plate 3, the top of plate body 1 is equipped with alarm lamp 7 and siren 8 respectively, be equipped with temperature sensor 6 on the lifter plate 3, threaded sleeve 10 is installed in the top rotation of plate body 1, the top round hole of plate body 1, install the bearing in the round hole, the outer wall of threaded sleeve 10 and the inner wall fixed connection of bearing, the handle is installed at the top of threaded sleeve 10, the handle is located the top of plate body 1, realize the.
Threaded post 11 is installed to the bottom internal thread of threaded sleeve 10, and threaded post 11's bottom and lifter plate 3 fixed connection have been seted up on buffer board 4 and have been accomodate groove 12, accomodate in the groove 12 articulated have a swinging arms 13, and the cross section of mounting hole 2 is the rectangle structure with erecting the cross section, accomodates and install the cylinder lug on the groove 12 lateral wall, and swinging arms 13 rotates with the cylinder lug to be connected.
Handle pole 14 is installed to the one end screw thread of swinging arms 13, handle pole 14's one end is run through swinging arms 13 and is fixed with splint 15, splint 15 is round platform shape structure, the one end that handle pole 14 was kept away from to splint 15 is equipped with the buffer board, the buffer board is made for the polyurethane material, the cross-sectional diameter that highly is greater than splint 15 of accomodating groove 12, make splint 15 can put in accomodating groove 12, do not influence the battery and place between lifter plate 3 and the buffer board 4, splint 15 are four, four splint 15 are located the both sides of battery respectively and fix a position, four splint 15 are two double-phase distribution respectively in the both sides of battery.
Buffer slot 16 has been seted up to the both sides inner wall of plate body 1, the inner wall sliding connection of buffer board 4 and buffer slot 16, the bottom inner wall of buffer slot 16 is equipped with pressure spring 18, the bottom of buffer board 4 is supported and is pressed in the top of pressure spring 18, buffer slot 16 is four, fixed mounting has the slide bar 17 of vertical setting in the buffer slot 16, the slide opening has been seted up on the buffer board 4, the inner wall sliding connection of slide bar 17 and slide opening, the slide bar 17 is located to the pressure spring 18 cover.
Through placing the battery between lifter plate 3 and buffer board 4, it makes the lifter plate 3 push down the battery to rotate threaded sleeve 10 to make threaded sleeve 11 descend, battery extrusion buffer board 4 descends and makes buffer board 4 compression pressure spring 18, then manual rotation swinging arms 13, make swinging arms 13 keep vertical state, then rotation handle pole 14 drives splint 15 and removes and makes splint 15 support to press on the battery, realize the fixed of battery, fix top and bottom and the side of battery, realize the installation of protection shield and battery, and is convenient to operate, and it is also convenient to dismantle.
The buffer board 4 is provided with a controller 9 which is an AT89C51 type controller, the input end of the controller of a temperature sensor is connected, the output end of the controller is respectively connected with the fan 5, the alarm lamp 7 and the alarm 8, the lifting board 3 is provided with a storage battery which is respectively connected with the fan 5 and the alarm lamp 7, the alarm 8, the temperature sensor 6 and the controller 9 are electrically connected, the temperature sensor 6 is a pt-100 type temperature sensor, the alarm lamp 7 is an HNTD-D50 alarm lamp, the alarm 8 is an NS-25DM-330S alarm, the temperature is monitored by the temperature sensor 6, when the temperature is higher, a signal is transmitted to the controller 9, the controller 9 starts the fan 5, the alarm lamp 7, the alarm 8, the alarm lamp 7 and the alarm 8 to give out an alarm, the fan 5 starts up to dissipate heat, the temperature is accelerated to be reduced, and when the temperature is reduced, the fan 5 and the alarm lamp 7 are turned off, And the alarm 8 realizes heat dissipation and cooling protection, intelligent protection and timely heat dissipation of the whole device.
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 BMS protection plate with the acousto-optic alarm comprises a plate body (1) and is characterized in that a mounting hole (2) is formed in the plate body (1), a lifting plate (3) and a buffer plate (4) which are horizontally arranged are respectively installed in the mounting hole (2) in a sliding mode, the lifting plate (3) is located above the buffer plate (4), a fan (5) is arranged on the lifting plate (3), an alarm lamp (7) and an alarm (8) are respectively arranged at the top of the plate body (1), a temperature sensor (6) is arranged on the lifting plate (3), a threaded sleeve (10) is rotatably installed at the top of the plate body (1), a threaded column (11) is installed at the bottom of the threaded sleeve (10) through internal threads, the bottom of the threaded column (11) is fixedly connected with the lifting plate (3), a containing groove (12) is formed in the buffer plate (4), and a swing rod (13) is hinged into the containing groove (12), handle pole (14) are installed to the one end screw thread of swinging arms (13), and the one end of handle pole (14) runs through swinging arms (13) and is fixed with splint (15), buffer slot (16) have been seted up to the both sides inner wall of plate body (1), the inner wall sliding connection of buffer board (4) and buffer slot (16), and the bottom inner wall of buffer slot (16) is equipped with pressure spring (18), and the bottom of buffer board (4) is supported and is pressed in the top of pressure spring (18).
2. The BMS protection board with the sound and light alarm as claimed in claim 1, wherein the number of the buffer slots (16) is four, the vertically arranged slide bars (17) are fixedly installed in the buffer slots (16), the buffer board (4) is provided with slide holes, the slide bars (17) are slidably connected with the inner walls of the slide holes, and the pressure springs (18) are sleeved on the slide bars (17).
3. The BMS protection board with the audible and visual alarm as claimed in claim 1, wherein the top of the board body (1) is provided with a round hole, a bearing is arranged in the round hole, the outer wall of the threaded sleeve (10) is fixedly connected with the inner wall of the bearing, the top of the threaded sleeve (10) is provided with a handle, and the handle is positioned above the board body (1).
4. The BMS protection board with the acousto-optic alarm according to claim 1, wherein the cross section and the vertical section of the mounting hole (2) are rectangular structures, the side wall of the receiving groove (12) is provided with a cylindrical projection, and the swing lever (13) is rotatably connected with the cylindrical projection.
5. BMS protection panel with audio and visual alarm according to claim 1, characterized in that the said buffer panel (4) is equipped with a controller (9), the controller is AT89C51 type controller, the input end of the controller of the temperature sensor is connected, the output end of the controller is connected with the fan (5), the alarm lamp (7) and the alarm (8).
6. The BMS protection board with sound and light alarm as claimed in claim 1, wherein the clamping board (15) is a truncated cone structure, and the end of the clamping board (15) far away from the handle bar (14) is provided with a buffer board made of polyurethane.
7. BMS protection board with audible and visual alarm according to claim 5, characterized in that the lifting board (3) is provided with a storage battery, the storage battery is electrically connected with the fan (5), the alarm lamp (7), the alarm (8), the temperature sensor (6) and the controller (9), the temperature sensor (6) is pt-100 type temperature sensor, the alarm lamp (7) is HNTD-D50 alarm lamp, and the alarm (8) is NS-25DM-330S alarm.
8. The BMS protection plate with an audible and visual alarm according to claim 1, characterized in that the height of said receiving groove (12) is greater than the cross-sectional diameter of the clamping plate (15).
CN201910930822.2A 2019-09-29 2019-09-29 BMS protection shield with reputation alarm Pending CN112582737A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910930822.2A CN112582737A (en) 2019-09-29 2019-09-29 BMS protection shield with reputation alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910930822.2A CN112582737A (en) 2019-09-29 2019-09-29 BMS protection shield with reputation alarm

Publications (1)

Publication Number Publication Date
CN112582737A true CN112582737A (en) 2021-03-30

Family

ID=75110414

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910930822.2A Pending CN112582737A (en) 2019-09-29 2019-09-29 BMS protection shield with reputation alarm

Country Status (1)

Country Link
CN (1) CN112582737A (en)

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130069111A (en) * 2011-12-16 2013-06-26 주식회사 모텍스 Attach and detach device of battery for electric vehicle
CN204257778U (en) * 2014-12-11 2015-04-08 武凤杰 There is the battery of temperature alarming device
KR20150127976A (en) * 2014-05-08 2015-11-18 주식회사 엘지화학 A battery pack for Electric Bike
CN207842640U (en) * 2017-11-13 2018-09-11 广东国赢网络科技有限公司 A kind of cell fixing device of new-energy automobile
CN108598315A (en) * 2018-05-04 2018-09-28 芜湖盛科环保技术有限公司 A kind of new energy car battery mounting bracket
CN108666493A (en) * 2018-05-07 2018-10-16 芜湖博创新能源科技有限公司 A kind of new-energy automobile convenient for battery altering
CN108688957A (en) * 2018-06-05 2018-10-23 大同新成新材料股份有限公司 A kind of device for storing liquid for storing lithium battery electrolytes
CN208062142U (en) * 2018-05-08 2018-11-06 成都大学 New energy car battery group temperature control device
CN108903728A (en) * 2018-09-12 2018-11-30 嘉兴马德沙贸易有限公司 A kind of multi-functional baby bath bathtub
CN109131258A (en) * 2018-09-29 2019-01-04 宁波智正伟盈信息科技有限公司 A kind of new energy battery clamping device that stability is good
CN109262183A (en) * 2018-12-03 2019-01-25 浙江大学昆山创新中心 A kind of new energy battery positioning clamping device
CN208614296U (en) * 2018-07-27 2019-03-19 天津嘉睿泰和科技发展有限公司 A kind of vertical machining centre tool positioning device
CN109606293A (en) * 2018-12-09 2019-04-12 中南新能源技术研究院(南京)有限公司 A kind of automobile batteries and installation method
CN109728223A (en) * 2019-01-02 2019-05-07 泉州市圣能电源科技有限公司 A kind of efficient constant-temperature battery

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130069111A (en) * 2011-12-16 2013-06-26 주식회사 모텍스 Attach and detach device of battery for electric vehicle
KR20150127976A (en) * 2014-05-08 2015-11-18 주식회사 엘지화학 A battery pack for Electric Bike
CN204257778U (en) * 2014-12-11 2015-04-08 武凤杰 There is the battery of temperature alarming device
CN207842640U (en) * 2017-11-13 2018-09-11 广东国赢网络科技有限公司 A kind of cell fixing device of new-energy automobile
CN108598315A (en) * 2018-05-04 2018-09-28 芜湖盛科环保技术有限公司 A kind of new energy car battery mounting bracket
CN108666493A (en) * 2018-05-07 2018-10-16 芜湖博创新能源科技有限公司 A kind of new-energy automobile convenient for battery altering
CN208062142U (en) * 2018-05-08 2018-11-06 成都大学 New energy car battery group temperature control device
CN108688957A (en) * 2018-06-05 2018-10-23 大同新成新材料股份有限公司 A kind of device for storing liquid for storing lithium battery electrolytes
CN208614296U (en) * 2018-07-27 2019-03-19 天津嘉睿泰和科技发展有限公司 A kind of vertical machining centre tool positioning device
CN108903728A (en) * 2018-09-12 2018-11-30 嘉兴马德沙贸易有限公司 A kind of multi-functional baby bath bathtub
CN109131258A (en) * 2018-09-29 2019-01-04 宁波智正伟盈信息科技有限公司 A kind of new energy battery clamping device that stability is good
CN109262183A (en) * 2018-12-03 2019-01-25 浙江大学昆山创新中心 A kind of new energy battery positioning clamping device
CN109606293A (en) * 2018-12-09 2019-04-12 中南新能源技术研究院(南京)有限公司 A kind of automobile batteries and installation method
CN109728223A (en) * 2019-01-02 2019-05-07 泉州市圣能电源科技有限公司 A kind of efficient constant-temperature battery

Similar Documents

Publication Publication Date Title
CN207277895U (en) A kind of construction support device
CN207555155U (en) A kind of easy-to-dismount installing mechanism for security device
CN206894046U (en) A kind of secure mounting arrangements for regulator cubicle
CN112582737A (en) BMS protection shield with reputation alarm
CN219498660U (en) Unable adjustment base convenient to switch board installation
CN214690833U (en) Weak current safety inspection device of fire engineering
CN214846535U (en) Storage type server case
CN111741188B (en) Easily adjusted monitoring camera base
CN210567065U (en) Dampproofing base of computer case safety type for internet
CN205407003U (en) Energy -conserving safe electric power cabinet
CN212063077U (en) Power distribution cabinet capable of automatically alarming at high temperature for electric power
CN210629633U (en) Safety monitoring device for urban traffic equipment
CN211090261U (en) Electric appliance cabinet with conveniently replaced protection plate
CN210142813U (en) Adjustable high-voltage switch cabinet
CN209707636U (en) A kind of supporing shell of fault electric arc detector
CN214481905U (en) Computer lab power environment monitored control system
CN215636154U (en) Infrared induction wind electric cabinet at last time convenient to hang
CN212837037U (en) Monitoring vertical rod with shaking prevention function
CN203882206U (en) Solar dehumidification device for ring main unit
CN221429266U (en) Industrial automation control cabinet
CN212692909U (en) Humidity detection device for power equipment
CN217825616U (en) Monitored control system equipment box convenient to installation
CN215450103U (en) Bearing box for server renting
CN212417759U (en) Large-capacity oscillation shaking device for chemical reagent
CN213303950U (en) Circuit breaker heat abstractor

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20210330