CN113161670A - Explosion-proof battery box - Google Patents

Explosion-proof battery box Download PDF

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Publication number
CN113161670A
CN113161670A CN202110347021.0A CN202110347021A CN113161670A CN 113161670 A CN113161670 A CN 113161670A CN 202110347021 A CN202110347021 A CN 202110347021A CN 113161670 A CN113161670 A CN 113161670A
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CN
China
Prior art keywords
explosion
charging
shell
proof
circuit board
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.)
Granted
Application number
CN202110347021.0A
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Chinese (zh)
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CN113161670B (en
Inventor
周明杰
王池
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.)
Shenzhen Haiyangwang Petroleum Lighting Technology Co ltd
Shenzhen Haiyangwang Power Grid Lighting Technology Co ltd
Shenzhen Haiyangwang Railway Lighting Technology Co ltd
Shenzhen Ocean King Green Lighting Technology Co ltd
Shenzhen Ocean King Metallurgical Lighting Technology Co ltd
Shenzhen Ocean King Petrochemical Lighting Technology Co ltd
Shenzhen Ocean King Ship Venue Lighting Technology Co ltd
Shenzhen Ocean King Technology Co ltd
Shenzhen Ocean Wanggongxiao Lighting Technology Co ltd
Oceans King Lighting Science and Technology Co Ltd
Oceans King Dongguan Lighting Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
Original Assignee
Oceans King Lighting Science and Technology Co Ltd
Oceans King Dongguan Lighting Technology Co Ltd
Shenzhen Oceans King Lighting Engineering 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 Oceans King Lighting Science and Technology Co Ltd, Oceans King Dongguan Lighting Technology Co Ltd, Shenzhen Oceans King Lighting Engineering Co Ltd filed Critical Oceans King Lighting Science and Technology Co Ltd
Priority to CN202110347021.0A priority Critical patent/CN113161670B/en
Publication of CN113161670A publication Critical patent/CN113161670A/en
Application granted granted Critical
Publication of CN113161670B publication Critical patent/CN113161670B/en
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    • 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
    • H01M10/425Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • H02J7/0044Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • H02J7/0045Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
    • 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

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The application is suitable for the technical field of oil mine charging equipment, and provides an explosion-proof battery box which comprises a shell, a circuit board, a storage battery, a bottom cover and a sealing element, wherein an opening is formed in the bottom of the shell, and a charging seat is arranged at the top of the shell; the circuit board is fixed in the shell, and the connection positions of the circuit board and the charging plug and the charging connector of the charging seat are sealed through glue filling respectively; the storage battery is fixed in the shell and is electrically connected with the circuit board; the bottom cover is connected with the shell and used for closing the opening; the sealing member is arranged along the circumferential direction of the opening and positioned between the bottom cover and the shell for sealing the bottom cover and the shell. The embodiment of this application provides an explosion-proof battery case makes through the sealing member and seals between bottom and the casing, reaches explosion-proof level, makes it can use in explosion-proof place, and removal electrical apparatus product can be put and charge on the charging seat, has solved the unable problem that can not long-time continuous operation use of supplying power fast in explosion-proof place of removal electrical apparatus product among the prior art.

Description

Explosion-proof battery box
Technical Field
The application relates to the technical field of oil mine charging equipment, in particular to an explosion-proof battery box.
Background
At present, mobile electrical products such as mobile lighting equipment are widely applicable to enterprises in oil exploitation, metallurgy, various kinds of moisture and the like, and have explosive gas area emergency lighting and the like, however, the existing mobile electrical products are externally connected in explosion-proof places, and the power supply cannot be placed in the explosion-proof places, or the power supply is supplied by a battery in the mobile electrical products, the mobile electrical products need to be charged in non-explosion-proof places after the power consumption of the battery is finished, and the mobile electrical products are installed and used after the charging is finished. This results in frequent transportation and charging during use, and further, long-term continuous operation cannot be achieved.
Disclosure of Invention
An object of the embodiment of this application is to provide an explosion-proof battery case, aims at solving among the prior art and removes electrical product and can't supply power fast in explosion-proof place, leads to the technical problem that long-time continuous operation used.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: there is provided an explosion-proof battery case including:
the charging device comprises a shell, wherein an opening is formed in the bottom of the shell, a charging seat is arranged at the top of the shell, and a charging connector used for being connected with an external power supply is arranged on the side wall of the shell;
the circuit board is fixed in the shell, a charging plug and a charging connector of the charging seat are electrically connected with the circuit board, and the connection positions of the circuit board and the charging plug and the charging connector of the charging seat are sealed through glue filling respectively;
the storage battery is fixed in the shell and is electrically connected with the circuit board;
a bottom cover connected with the housing for closing the opening;
and the sealing element is arranged along the circumferential direction of the opening, is positioned between the bottom cover and the shell and is used for sealing the bottom cover and the shell.
In some embodiments of this application, be provided with on the charging seat and be used for the installation charging plug's mounting groove, be provided with the connecting hole on the mounting groove, the wire is worn to locate the connecting hole with charging plug with the circuit board is connected, just the wire with the junction of connecting hole is through encapsulating sealing connection.
In some embodiments of this application, still be provided with the fixed plate on the charging seat, be provided with on the fixed plate and be used for wearing to establish charging plug's through-hole, charging plug with the junction butt of fixed plate has insulating cover, insulating cover is located charging plug is last.
In some embodiments of the present application, the explosion-proof battery box further includes an insulating cover connected to the housing and adapted to be covered on the charging stand, so that the charging plug is wrapped in the insulating cover.
In some embodiments of this application, the inside of insulating lid is provided with the arch, be provided with on the charging seat with protruding complex pit, insulating lid pass through protruding with the pit with the charging seat can be dismantled and be connected.
In some embodiments of the present application, the explosion-proof battery box further includes an end cap detachably connected to the charging connector, and the end cap may wrap the charging connector.
In some embodiments of this application, the end cover pass through flexible connectors with the casing is connected, just be equipped with the sealing rubber circle in the end cover, the sealing rubber circle can lean on in the tip of the joint that charges.
In some embodiments of the present application, the explosion-proof battery box further comprises a battery mounting bracket, a holding groove is provided on the battery mounting bracket, the storage battery is disposed in the holding groove, and the battery mounting bracket is fixedly connected with the housing.
In some embodiments of the present application, an insulating pad is disposed at a position where the receiving groove abuts against the secondary battery.
In some embodiments of the present application, the explosion-proof battery pack further includes a power display element electrically connected to the circuit board and fixed to the housing, and configured to display power information of the battery.
The application provides an explosion-proof battery case's beneficial effect lies in: compared with the prior art, the explosion-proof battery box of the application has the advantages that the storage battery and the circuit board are arranged in the shell, the charging connector and the charging plug are formed on the shell, meanwhile, the bottom cover is covered at the opening of the shell, the bottom cover and the shell are sealed through the sealing element to reach the explosion-proof grade, the sealed explosion-proof battery box is called as an 'nR' type respiration-limiting explosion-proof battery box, surrounding combustible gas can be prevented from entering the explosion-proof battery box, electric components in the explosion-proof battery box can not be in contact with the combustible gas, and further the battery box can not be used as an ignition source of surrounding combustible gas mixture, so that the explosion-proof battery box can be used in an explosion-proof place, a mobile electric product can be placed on a charging seat to be connected with the charging plug for charging, and the problems that the mobile electric product in the prior art can not be rapidly supplied with power in the explosion-proof place and can not be continuously used for a long time are solved, the utility model provides an explosion-proof battery case can realize supplying power for removing electrical apparatus product fast, has improved the operation production efficiency in explosion-proof place.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a perspective view of an explosion-proof battery compartment provided in accordance with an embodiment of the present application;
FIG. 2 is a schematic view of another perspective of an explosion-proof battery compartment provided in accordance with an embodiment of the present application;
fig. 3 is a schematic sectional view of the explosion-proof battery case of fig. 2 taken along a-a direction;
FIG. 4 is an enlarged schematic view of the B portion of the explosion-proof battery compartment of FIG. 3;
FIG. 5 is a schematic view of yet another perspective structure of an explosion-proof battery compartment provided in accordance with an embodiment of the present application;
fig. 6 is a schematic view of an explosion-proof battery case provided in accordance with an embodiment of the present application with a bottom cover removed.
Reference numerals referred to in the above figures are detailed below:
1-a shell; 2-a circuit board; 3-a storage battery; 4-bottom cover; 5-a seal; 6-a charging connector; 7-a charging seat; 8-an insulating cover; 9-end cap; 10-a battery mount; 11-an insulating pad; 12-a charge display element;
101-an opening;
701-a charging plug; 702-a mounting groove; 703-a fixing plate; 704-an insulating sleeve;
7011-connecting holes;
801-bumps;
901-sealing rubber ring; 902-flexible connection.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In order to explain the technical solutions of the present application, the following detailed descriptions are made with reference to specific drawings and examples.
As shown in fig. 1 to 6, an embodiment of the present application provides an explosion-proof battery box, which includes a housing 1, a circuit board 2, a storage battery 3, a bottom cover 4 and a sealing member 5, wherein the bottom of the housing 1 is provided with an opening 101, the top of the housing 1 is provided with a charging seat 7, and the side wall of the housing 1 is provided with a charging connector 6 for connecting with an external power supply; the circuit board 2 is fixed in the shell 1, the charging plug 701 of the charging seat 7 and the charging connector 6 are electrically connected with the circuit board 2, and the connection positions of the circuit board 2 and the charging plug 701 of the charging seat 7 and the charging connector 6 are sealed through glue filling respectively; the storage battery 3 is fixed in the shell 1 and is electrically connected with the circuit board 2; the bottom cover 4 is connected with the shell 1 and used for closing the opening 101; the sealing member 5 is disposed along a circumferential direction of the opening 101 and located between the bottom cover 4 and the housing 1, and is used for sealing the bottom cover 4 and the housing 1.
The embodiment of the application provides an explosion-proof battery box, through setting up battery 3 and circuit board 2 in the body 1, and form charging joint 6 and charging plug 701 on the body 1, at the same time, make the bottom cover 4 cover in the opening 101 of the body 1, and make the bottom cover 4 and body 1 seal up through the seal 5, reach the explosion-proof grade, the explosion-proof battery box of sealed type is called "nR" type limits and breathes the explosion-proof battery box, it can prevent surrounding flammable gas from entering its inside, make the electric component in the explosion-proof battery box can not contact with flammable gas, and then can't become the ignition source of surrounding flammable gas mixture, make the explosion-proof battery box can use in the explosion-proof place, the mobile electric products can be placed on the charging seat 7 and connected with charging plug 701 to charge, thus solve the mobile electric products in the prior art can's unable in the explosion-proof place to supply fast, the problem that the long-time continuous operation of can not be used is led to, the explosion-proof battery case of this application can realize supplying power for removing electrical apparatus product fast, has improved the operation production efficiency in explosion-proof place.
It should be noted that, the housing 1 and the bottom cover 4 can be made of metal materials, the housing 1 and the bottom cover 4 can be connected by screws, the sealing member 5 can be a sealing ring made of rubber materials, the connection between the circuit board 2 and the charging connector 6 and the inlet of the charging plug 701 is sealed by filling glue, so as to avoid the combustible gas from entering, when the electric quantity of the explosion-proof battery box is insufficient, the explosion-proof battery box can be charged by taking an external power supply through the charging connector 6, of course, an explosion-proof charger can be connected with the charging connector 6 to directly charge the explosion-proof battery box, in addition, the circuit board 2 is a common battery control circuit board 2, the charging connector 6 can be provided with two male contact pins or female contact pins, the charging plug 701 can be provided with three contact pins, the contact pins are electrically connected with the circuit board 2 through cables, and the mobile electric appliance product can be a 6003 device.
During production, pressure test and gas detection can be carried out on the explosion-proof battery box, for example, the pressure test is carried out, and a sample is vacuumized in a constant temperature state, so that the internal pressure of the sample is lower than the atmospheric pressure by 3 kPa; then, the vacuum pump is turned off, and the pressure in the explosion-proof battery box is gradually increased to 1.5kPa below the atmospheric pressure, and the time during this period should not be less than 3 min. The test of combustible gas, in which a tester should place a device under test in a combustible gas, air mixture (low concentration side having a concentration within an explosion limit range) under a laboratory environment condition, and perform a test in accordance with a "temperature test" method, at the end of which the presence of a test gas should not be detected in an "nR" type explosion-proof electric device.
In some embodiments of the present application, optionally, as shown in fig. 3 and fig. 4, a mounting groove 702 for mounting the charging plug 701 is provided on the charging seat 7, a connecting hole 7011 is provided on the mounting groove 702, a wire is inserted into the connecting hole 7011 and the charging plug 701 is connected to the circuit board 2, and a connection portion between the wire and the connecting hole 7011 is connected by potting adhesive.
In this embodiment, the charging plug 701 is inserted into the connecting hole 7011, the charging end is located in the mounting groove 702, the other end of the charging plug 701 is connected with the circuit board 2 through a wire, wherein the position where the charging plug 701 is inserted into the connecting hole is sealed by filling with potting adhesive, so that external combustible gas is prevented from entering the housing 1 through a gap between the connecting hole 7011 and the wire, and the sealing effect is improved.
In the above embodiment of the present application, optionally, as shown in fig. 3 and fig. 4, a fixing plate 703 is further disposed on the charging seat 7, a through hole for penetrating the charging plug 701 is disposed on the fixing plate 703, an insulating sleeve 704 is abutted to a connection portion of the charging plug 701 and the fixing plate 703, and the charging plug 701 is sleeved with the insulating sleeve 704.
In this embodiment, the charging plug 701 can be selected as a contact pin, the contact pin passes through the through hole of the fixing plate 703, an annular rib is arranged in the circumferential direction of the contact pin, the lower surface of the annular rib abuts against the top surface of the fixing plate 703, the insulating sleeve 704 is sleeved on the contact pin, the bottom edge of the insulating sleeve 704 abuts against the upper surface of the annular rib, the charging end of the contact pin penetrates through the connecting hole 7011 and protrudes into the mounting groove 702, and the mounting sealing performance of the charging plug 701 is improved due to the design of the fixing plate 703 and the insulating sleeve 704.
It should be noted that the insulating sleeve 704 may be made of rubber material or Polycarbonate (PC).
In some embodiments of the present application, as shown in fig. 1 and 3, the explosion-proof battery box further includes an insulating cover 8, and the insulating cover 8 is connected to the housing 1 and is configured to cover the charging seat 7, so that the charging plug 701 is wrapped in the insulating cover 8.
In this embodiment, insulating cover 8 accessible soft rubber strip is connected with casing 1, specifically, the one end and the casing 1 of soft rubber strip pass through the screw connection, and the other end is connected with insulating cover 8, avoids insulating cover 8 to lose when taking off from charging seat 7, and simultaneously, when non-charging state, can make insulating cover 8 lid protect charging plug 701 not leak outward on charging seat 7, and insulating cover 8 can adopt rubber materials to make, makes it have elasticity, be convenient for sealed and with charging seat 7's dismouting.
In the above embodiment of the present application, as shown in fig. 4, a protrusion 801 is disposed inside the insulating cover 8, a pit matched with the protrusion 801 is disposed on the charging seat 7, and the insulating cover 8 is detachably connected to the charging seat 7 through the protrusion 801 and the pit.
In this embodiment, a plurality of protrusions 801 are formed on the inner side wall of the insulating cover 8 along the circumferential direction, and the protrusions 801 are matched with the pits on the outer side wall of the charging base 7, so that when the insulating cover 8 covers the charging base 7, the protrusions 801 are located in the pits, thereby realizing the limiting effect between the insulating cover 8 and the charging base 7 and avoiding the occurrence of the condition that the insulating cover 8 is easily detached from the charging base 7.
In some embodiments of the present application, as shown in fig. 3, the explosion-proof battery box further includes an end cap 9 detachably connected to the charging connector 6, and the end cap 9 may wrap the charging connector 6.
In this embodiment, end cover 9 can adopt rubber materials to make, when not using the joint 6 that charges, live through end cover 9 parcel of joint 6 that will charge, specifically, the joint 6 outside that charges can set up the external screw thread, and the inner wall of end cover 9 sets up in external screw thread matched with internal thread, makes internal thread and external threaded connection, is connected end cover 9 with the joint 6 that charges, convenient to detach.
In the above embodiment of the present application, the end cover 9 is connected to the housing 1 through a flexible connecting member 902, and a sealing rubber ring 901 is provided in the end cover 9, and the sealing rubber ring 901 can abut against the end of the charging connector 6.
In this embodiment, the flexible connecting member 902 may be a rectangular connecting strip made of rubber material, so that it has flexibility, one end of the rectangular connecting strip is fixed to the housing 1 by a screw, the other end of the rectangular connecting strip is integrally formed with the end cover 9, and meanwhile, an annular sealing rubber ring 901 is arranged on the inner top wall of the end cover 9, when the end cover 9 is covered on the charging connector 6, the sealing rubber ring 901 abuts against the end of the charging connector 6, so as to increase the sealing effect between the end cover 9 and the sealing rubber ring.
In some embodiments of the present application, as shown in fig. 3, the explosion-proof battery box further includes a battery mounting bracket 10, a receiving groove is provided on the battery mounting bracket 10, the storage battery 3 is disposed in the receiving groove, and the battery mounting bracket 10 is fixedly connected to the housing 1.
In this embodiment, battery 3 passes through battery mounting bracket 10 to be fixed inside casing 1, specifically, the battery is placed inside casing 1, sets up the screw spliced pole in week side around battery 3 on casing 1, and the edge of battery mounting bracket 10 sets up the through-hole, and the screw passes through in the through-hole screw in screw spliced pole, and then fastens battery 3 in casing 1, has increased battery 3's fixed strength.
In the above embodiment of the present application, as shown in fig. 3, the position where the housing groove abuts against the storage battery 3 is provided with an insulating pad 11. The insulating pad 11 can be made of rubber materials, so that the insulating pad 11 plays a role in protecting the storage battery 3 when the storage battery 3 is in contact with the accommodating groove of the battery mounting frame 10, and the storage battery 3 is prevented from being scratched by the battery mounting frame 10 and damaged.
In some embodiments of the present application, as shown in fig. 3, the explosion-proof battery box further includes a power display element 12, wherein the power display element 12 is electrically connected to the circuit board 2, is fixed on the housing 1, and is configured to display power information of the storage battery 3.
In this embodiment, the electric quantity display element 12 can be made of transparent material, and the electric quantity of the storage battery 3 can be grasped by an operator in real time through the electric quantity information display of the storage battery 3, so that the explosion-proof battery box can be charged in time, and the charging of the electric mobile products in the later period is not influenced.
In summary, compared with the prior art, the explosion-proof battery box of the present application achieves the explosion-proof level by disposing the storage battery and the circuit board in the casing, forming the charging connector and the charging plug on the casing, and simultaneously, covering the bottom cover on the opening of the casing, and sealing the bottom cover and the casing by the sealing member, the sealed explosion-proof battery box is called as an "nR" -type respiration-limited explosion-proof battery box, which can prevent surrounding combustible gas from entering the inside of the battery box, so that electrical components in the explosion-proof battery box can not contact the combustible gas, and further can not become an ignition source of the surrounding combustible gas mixture, so that the explosion-proof battery box can be used in an explosion-proof place, and a mobile electrical product can be placed on the charging seat to be connected with the charging plug for charging, thereby solving the problem that the mobile electrical product in the prior art can not supply power rapidly in the explosion-proof place, the problem that the long-time continuous operation of can not be used is led to, the explosion-proof battery case of this application can realize supplying power for removing electrical apparatus product fast, has improved the operation production efficiency in explosion-proof place.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. An explosion-proof battery pack, comprising:
the charging device comprises a shell, wherein an opening is formed in the bottom of the shell, a charging seat is arranged at the top of the shell, and a charging connector used for being connected with an external power supply is arranged on the side wall of the shell;
the circuit board is fixed in the shell, a charging plug and a charging connector of the charging seat are electrically connected with the circuit board, and the connection positions of the circuit board and the charging plug and the charging connector of the charging seat are sealed through glue filling respectively;
the storage battery is fixed in the shell and is electrically connected with the circuit board;
a bottom cover connected with the housing for closing the opening;
and the sealing element is arranged along the circumferential direction of the opening, is positioned between the bottom cover and the shell and is used for sealing the bottom cover and the shell.
2. The explosion-proof battery box of claim 1, wherein the charging seat is provided with a mounting groove for mounting the charging plug, the mounting groove is provided with a connecting hole, a wire is inserted into the connecting hole and connected with the charging plug and the circuit board, and the connecting part of the wire and the connecting hole is connected by glue filling and sealing.
3. The explosion-proof battery box of claim 2, wherein the charging seat is further provided with a fixing plate, the fixing plate is provided with a through hole for the charging plug to pass through, the connection part of the charging plug and the fixing plate is abutted with an insulating sleeve, and the insulating sleeve is sleeved on the charging plug.
4. The explosion-proof battery pack as set forth in claim 1, further comprising an insulating cover connected to said case and adapted to be placed on said charging stand so that said charging plug is wrapped in said insulating cover.
5. The explosion-proof battery box as defined in claim 4, wherein a protrusion is provided inside said insulating cover, a recess matching with said protrusion is provided on said charging base, and said insulating cover is detachably connected to said charging base through said protrusion and said recess.
6. The explosion-proof battery pack of claim 1, further comprising an end cap for removable connection to said charging connector, said end cap being adapted to fit over said charging connector.
7. The explosion-proof battery case of claim 6, wherein the end cap is connected with the housing by a flexible connection, and a sealing rubber ring is provided in the end cap, the sealing rubber ring being capable of abutting against an end of the charging connector.
8. The explosion-proof battery case of claim 1, further comprising a battery mounting bracket, wherein a receiving groove is formed in the battery mounting bracket, the storage battery is disposed in the receiving groove, and the battery mounting bracket is fixedly connected to the case.
9. The explosion-proof battery case as set forth in claim 8, wherein an insulating gasket is provided at a position where said receiving groove abuts said secondary battery.
10. The explosion-proof battery pack according to claim 1, further comprising a charge level display element electrically connected to the circuit board and fixed to the case, configured to display charge level information of the secondary battery.
CN202110347021.0A 2021-03-31 2021-03-31 Explosion-proof battery box Active CN113161670B (en)

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Application Number Priority Date Filing Date Title
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CN113161670B CN113161670B (en) 2023-08-22

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114173033A (en) * 2021-11-16 2022-03-11 深圳市海洋王照明工程有限公司 nR type explosion-proof 5G intelligent camera device

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CN114173033B (en) * 2021-11-16 2024-06-11 深圳市海洋王照明工程有限公司 NR type explosion-proof 5G intelligent camera device

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