CN219287191U

CN219287191U - Explosion-proof safe charger

Info

Publication number: CN219287191U
Application number: CN202320842595.XU
Authority: CN
Inventors: 谢桂兰
Original assignee: Wuyuan Guangshuo Electronic Technology Co ltd
Current assignee: Wuyuan Guangshuo Electronic Technology Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-06-30
Anticipated expiration: 2033-04-17

Abstract

The utility model relates to the technical field of chargers and discloses an explosion-proof safe charger, which comprises an explosion-proof shell and a base, wherein a steel shell groove is formed in the upper surface of the explosion-proof shell; through the cooperation between explosion-proof shell, the base, the flange, the locating screw and the explosion-proof steel shell, explosion-proof steel sheet sets up in the steel shell inslot of explosion-proof shell, and with explosion-proof shell zonulae occludens, the base passes through the draw-in groove and the explosion-proof shell joint of flange both sides, simultaneously through multiunit locating screw and explosion-proof shell threaded connection, the compactness of connection has been improved, when electronic component overheated or overload explosion takes place, buffer the impact force that explosion produced through between backup pad and the fire prevention mud first, the base links to each other closely with the explosion-proof shell under the effect of fixture block and locating screw simultaneously, explosion-proof steel shell has improved the bulk strength of explosion-proof shell, thereby avoid charger explosion to lead to the piece to splash, improve user's security.

Description

Explosion-proof safe charger

Technical Field

The utility model relates to the technical field of chargers, in particular to an explosion-proof safe charger.

Background

For informatization today, people use chargers more and more frequently, and mobile phone chargers can be divided into a travel charger, a seat type charger, a USB charger and a maintenance type charger, the latest proposal is a mobile phone shell charger, the travel charger has various forms, and common low-price duck egg-shaped miniature travel chargers, common desk type card board chargers and high-grade desk type chargers with liquid crystal display;

the existing mobile phone charger is small in structure and lacks certain safety protection, and is easy to cause injury to a user when explosion or charging accidents occur, so that the anti-explosion safety charger is required.

Disclosure of Invention

The utility model aims to provide an explosion-proof safe charger, which improves the strength of a charger shell, and simultaneously buffers impact force generated by explosion, thereby reducing injury of the explosion to a user and solving the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an explosion-proof safe charger, includes explosion-proof shell and base, the steel casing groove has been seted up to the upper surface of explosion-proof shell, the steel casing inslot has the explosion-proof steel casing, and is provided with the bond line between explosion-proof steel casing and the steel casing groove, the upper surface bonding of explosion-proof shell has the splice plate, and the lower surface of splice plate bonds with the upper surface of explosion-proof steel casing, the upper surface integrated into one piece of base has the flange, and the both sides of flange all integrated into one piece has two sets of fixture blocks, the flange inlays at explosion-proof shell lower surface opening part, and the draw-in groove that supplies two sets of fixture block joint has all been seted up to the both sides of explosion-proof shell inner chamber, the multiunit through-hole has been seted up to the lower surface of base, and the base runs through the lower surface threaded connection of through-hole and explosion-proof shell through the multiunit set screw, explosion-proof shell inner chamber is provided with electronic component.

Preferably, two groups of connectors are arranged at one end of the electronic element, an interface is arranged at the other end of the electronic element, a second rectangular groove matched with the interface is opened and closed at one side of the explosion-proof shell, and a first rectangular groove matched with the interface is arranged at one side of the explosion-proof steel shell.

Preferably, the cross section of the base is the same as that of the splice plate, the cross section of the convex plate is the same as that of the inner cavity of the explosion-proof shell, and the thickness of the convex plate is the same as that of the base.

Preferably, the upper surface welding of flange has multiunit sleeve, and multiunit sleeve is rectangular array setting, multiunit telescopic upper end has all been seted up the jack, multiunit telescopic outside all overlaps and is equipped with the spring.

Preferably, the electronic component further comprises a supporting plate, wherein a plurality of groups of limiting rods are welded on the lower surface of the supporting plate, the plurality of groups of limiting rods are inserted into the insertion holes respectively and are in sliding connection with the sleeve, the lower surface of the supporting plate is abutted against the upper ends of the plurality of groups of springs, and the upper surface of the supporting plate is abutted against the lower surface of the electronic component.

Preferably, the top of the inner cavity of the explosion-proof housing is adhered with a mounting plate, the upper surface of the electronic element is adhered to the lower surface of the mounting plate, two groups of fire-proof mud boards are symmetrically adhered to the lower surface of the mounting plate, and the two groups of fire-proof mud boards are respectively arranged on two sides of the inner cavity of the explosion-proof housing.

Preferably, the explosion-proof steel shell is a stainless steel shell, the thickness of the explosion-proof steel shell is 0.1-0.2mm, the explosion-proof shell is a hard plastic shell, and the wall thickness of the explosion-proof shell is 0.2-0.4mm.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the explosion-proof shell, the base, the convex plates, the set screws and the explosion-proof steel shell are matched, the explosion-proof steel plate is arranged in the steel shell groove of the explosion-proof shell and is tightly connected with the explosion-proof shell, the base is clamped with the explosion-proof shell through the clamping grooves on the two sides of the convex plates, and is in threaded connection with the explosion-proof shell through a plurality of groups of set screws, so that the connection tightness is improved, when an electronic element is overheated or overloaded and explodes, the impact force generated by explosion is buffered through the first part of the supporting plate and the fireproof mud, and meanwhile, the base is tightly connected with the explosion-proof shell under the action of the clamping blocks and the set screws, so that the integral strength of the explosion-proof shell is improved, fragments are prevented from splashing due to the explosion of a charger, and the safety of a user is improved.

Drawings

FIG. 1 is a schematic cross-sectional view of an explosion-proof housing of the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 4 is a schematic view of a base structure of the present utility model;

fig. 5 is a schematic structural diagram of an electronic component according to the present utility model.

In the figure: 1. an explosion-proof housing; 2. splice plates; 3. a base; 31. a convex plate; 311. a through hole; 312. a clamping block; 32. a sleeve; 321. a jack; 4. an electronic component; 41. an interface; 42. a joint; 5. an explosion-proof steel shell; 51. a first rectangular groove; 6. a mounting plate; 7. a support plate; 71. a limit rod; 8. a spring; 9. a fire-resistant mud board; 10. a set screw; 11. a steel shell groove; 12. and a second rectangular groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides an explosion-proof safe charger, including explosion-proof housing 1 and base 3, steel shell groove 11 has been seted up to the upper surface of explosion-proof housing 1, steel shell groove 11 is embedded to have explosion-proof steel shell 5, and be provided with the bond line between explosion-proof steel shell 5 and the steel shell groove 11, the upper surface bonding of explosion-proof housing 1 has splice plate 2, and splice plate 2's lower surface bonds with explosion-proof steel shell 5's upper surface, the upper surface integrated into one piece of base 3 has flange 31, and the equal integrated into one piece in both sides of flange 31 has two sets of fixture blocks 312, flange 31 inlays the draw-in groove that supplies two sets of fixture blocks 312 joint in explosion-proof housing 1 lower surface opening part, multiunit through-hole 311 has been seted up to the lower surface of base 3, and base 3 runs through-hole 311 and explosion-proof housing 1's lower surface threaded connection through multiunit set screw 10, explosion-proof housing 1 inner chamber is provided with electronic component 4.

When the charger is used, when the stator element in the charger is overheated or overloaded to cause explosion, the fireproof mud positioned at two sides of the inner cavity of the explosion-proof shell 1 can receive impact force extrusion to buffer the impact force of the explosion, the harm caused by the explosion can be effectively reduced, meanwhile, the supporting plate 7 is impacted to increase the elastic potential energy through the plurality of groups of springs 8, so that the impact force generated by the explosion is reduced, the explosion can impact the explosion-proof shell 1 and the base 3, the explosion-proof shell 1 can improve the integral strength of the charger through the explosion-proof steel shell 5 in the steel shell groove 11, the explosion is prevented from generating clastic splashing, and the base 3 is tightly connected with the explosion-proof shell 1 through the clamping blocks 312 and the plurality of groups of set screws 10, so that the impact force generated by the explosion is prevented from frying the base 3, and the harm to human body when the charger explodes is reduced.

One end of the electronic component 4 is provided with two groups of connectors 42, the other end of the electronic component 4 is provided with an interface 41, one side of the explosion-proof housing 1 is provided with a second rectangular groove 12 which is matched with the interface 41, one side of the explosion-proof steel shell 5 is provided with a first rectangular groove 51 which is matched with the interface 41, and the USB end of a data line is conveniently connected with the interface 41 through the first rectangular groove 51 and the second rectangular groove 12, so that the connection stability is improved.

The cross section of the base 3 is the same as the cross section of the splice plate 2, the cross section of the convex plate 31 is the same as the cross section of the inner cavity of the explosion-proof housing 1, the thickness of the convex plate 31 is the same as the thickness of the base 3, the steel shell groove 11 is sealed through the splice plate 2, and the appearance aesthetic property of the charger is improved.

The upper surface welding of flange 31 has multiunit sleeve 32, and multiunit sleeve 32 is rectangular array setting, and jack 321 has all been seted up to multiunit sleeve 32's upper end, and multiunit sleeve 32's the outside all overlaps and is equipped with spring 8, is convenient for splice with backup pad 7 through multiunit sleeve 32, the dismouting of the charger of being convenient for, the impact force that produces when spring 8 accessible elastic potential energy increase reduction explosion.

Still include backup pad 7, the lower surface welding of backup pad 7 has multiunit gag lever post 71, and multiunit gag lever post 71 peg graft respectively in jack 321 and with sleeve 32 sliding connection, the lower surface of backup pad 7 is inconsistent with the upper end of multiunit spring 8, the upper surface of backup pad 7 is inconsistent with the lower surface of electronic component 4, increase the area of contact that electronic component 4 explodes and receive the impact force through backup pad 7, thereby reduce the impact force to the impact of base 3, improve the holistic fastness of charger, prevent explosion base 3 from being exploded and flying, the protection to the human body has been improved.

The top of explosion-proof housing 1 inner chamber bonds there is mounting panel 6, and the upper surface of electronic component 4 bonds the lower surface at mounting panel 6, and the lower surface symmetry of mounting panel 6 bonds there are two sets of fire prevention mud boards 9, and two sets of fire prevention mud boards 9 set up respectively in the both sides of explosion-proof housing 1 inner chamber, be convenient for install electronic component 4 through mounting panel 6 to fix electronic component 4, make interface 41 position and first rectangular channel 51 and second rectangular channel 12 counterpoint, improve the quality of charger, fire prevention mud is explosion-proof material can effectually reduce the harm that the explosion brought.

The explosion-proof steel shell 5 is a stainless steel shell, the thickness of the explosion-proof steel shell 5 is 0.1-0.2mm, the explosion-proof shell 1 is a hard plastic shell, the wall thickness of the explosion-proof shell 1 is 0.2-0.4mm, the impact of explosion to the explosion-proof shell 1 can be effectively reduced through the explosion-proof steel shell 5, the deformation degree of the shell is reduced, and the splashing of scraps is reduced, so that the protection guarantee for a human body is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an explosion-proof safe charger, includes explosion-proof shell (1) and base (3), its characterized in that: the explosion-proof equipment is characterized in that a steel shell groove (11) is formed in the upper surface of the explosion-proof shell (1), an explosion-proof steel shell (5) is embedded in the steel shell groove (11), an adhesive layer is arranged between the explosion-proof steel shell (5) and the steel shell groove (11), a splice plate (2) is adhered to the upper surface of the explosion-proof shell (1), the lower surface of the splice plate (2) is adhered to the upper surface of the explosion-proof steel shell (5), a convex plate (31) is integrally formed in the upper surface of the base (3), two groups of clamping blocks (312) are integrally formed in two sides of the convex plate (31), clamping grooves for clamping the two groups of clamping blocks (312) are formed in two sides of an inner cavity of the explosion-proof shell (1), a plurality of groups of through holes (311) are formed in the lower surface of the base (3), the base (3) penetrates through the through holes (311) and is in threaded connection with the lower surface of the explosion-proof shell (1), and an inner cavity of the explosion-proof shell (1) is provided with an electronic element (4).

2. An explosion-proof safety charger according to claim 1, wherein: one end of the electronic component (4) is provided with two groups of connectors (42), the other end of the electronic component (4) is provided with an interface (41), one side of the explosion-proof housing (1) is opened and closed with a second rectangular groove (12) which is matched with the interface (41), and one side of the explosion-proof steel shell (5) is provided with a first rectangular groove (51) which is matched with the interface (41).

3. An explosion-proof safety charger according to claim 1, wherein: the cross section of the base (3) is the same as that of the splice plate (2), the cross section of the convex plate (31) is the same as that of the inner cavity of the explosion-proof shell (1), and the thickness of the convex plate (31) is the same as that of the base (3).

4. An explosion-proof safety charger according to claim 1, wherein: the upper surface welding of flange (31) has multiunit sleeve (32), and multiunit sleeve (32) are rectangular array setting, multiunit jack (321) have all been seted up to the upper end of sleeve (32), multiunit the outside of sleeve (32) all is equipped with spring (8).

5. An explosion-proof safety charger according to claim 4, wherein: the electronic device is characterized by further comprising a supporting plate (7), wherein a plurality of groups of limiting rods (71) are welded on the lower surface of the supporting plate (7), the limiting rods (71) are inserted into the insertion holes (321) respectively and are in sliding connection with the sleeves (32), the lower surface of the supporting plate (7) is abutted against the upper ends of the plurality of groups of springs (8), and the upper surface of the supporting plate (7) is abutted against the lower surface of the electronic element (4).

6. An explosion-proof safety charger according to claim 1, wherein: the top of explosion-proof housing (1) inner chamber bonds there is mounting panel (6), the upper surface of electronic component (4) bonds the lower surface at mounting panel (6), and the lower surface symmetry of mounting panel (6) bonds there are two sets of fire prevention mud boards (9), two sets of fire prevention mud boards (9) set up respectively in the both sides of explosion-proof housing (1) inner chamber.

7. An explosion-proof safety charger according to claim 1, wherein: the explosion-proof steel shell (5) is a stainless steel shell, the thickness of the explosion-proof steel shell (5) is 0.1-0.2mm, the explosion-proof shell (1) is a hard plastic shell, and the wall thickness of the explosion-proof shell (1) is 0.2-0.4mm.