CN113074327A - Movable explosion-proof LED hand-held lamp - Google Patents
Movable explosion-proof LED hand-held lamp Download PDFInfo
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- CN113074327A CN113074327A CN202010008186.0A CN202010008186A CN113074327A CN 113074327 A CN113074327 A CN 113074327A CN 202010008186 A CN202010008186 A CN 202010008186A CN 113074327 A CN113074327 A CN 113074327A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L4/00—Electric lighting devices with self-contained electric batteries or cells
- F21L4/005—Electric lighting devices with self-contained electric batteries or cells the device being a pocket lamp
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/02—Cages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
- F21V21/0832—Hook and loop-type fasteners
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V25/00—Safety devices structurally associated with lighting devices
- F21V25/12—Flameproof or explosion-proof arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/508—Cooling arrangements characterised by the adaptation for cooling of specific components of electrical circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to a movable explosion-proof LED handheld lamp which comprises an LED handheld lamp body, a hook component and a power supply component, wherein the hook component is arranged at the upper end or on the side wall of the LED handheld lamp body; the LED handheld lamp body comprises a radiator; the power supply assembly adopts a power supply box main body and the lower end of the radiator to be mutually matched to form an increased safety wiring cavity, and the increased safety wiring cavity accommodates the power supply assembly and a plurality of wiring column assemblies. Set up in inside cable conductor one end of cable protective cover and connect on the power supply spare through a plurality of wiring post spare and wiring terminal spare, the cable conductor other end is connected with external power cord, and the user can be in the wiring of increasing an ampere of wiring intracavity portion by oneself, adopts the cable conductor fixed do or metal to increase an ampere of fire prevention connector and press from both sides tight cable, avoids setting up among the prior art between cable protective cover and the cable conductor and fills the colloid and fix together, and leads to taking place because of the phenomenon that the power of operation excessively hurriedly or misoperation arouse the cable conductor of snapping power supply spare inside, convenient function in user simple to operate and maintenance.
Description
Technical Field
The invention relates to a movable explosion-proof LED hand-held lamp used in the technical field of explosive gas or dust.
Background
With the sound of national energy conservation and emission reduction and the rapid development of industries such as petroleum, chemical engineering, electric power, railways and the like, the popularization and application of the illumination energy-saving technology in the fields generate immeasurable social benefits and economic benefits. Meanwhile, the coal, petroleum and chemical industries attach more and more importance to the safety production and the production efficiency, the demand of explosion-proof lamp products is increased explosively, and the market demand contributes to the rapid development of the explosion-proof lamp industry. The LED is a semiconductor light emitting device that converts electrical energy into optical energy, and is also one of important elements in explosion-proof lamps. Compared with the traditional incandescent lamp sodium lamp, the light-emitting LED lamp has the advantages of small volume, light weight, low electric loss and good directivity under the same luminous brightness, and is currently the most spotlighted new-generation light source. Because of its advantages of high brightness, low heat, long service life, no toxicity, recyclability and the like, LED is said to be the most promising green illumination source in the 21 st century. However, patent document No. 201821880699.5 discloses an explosion-proof mobile LED hand lamp, which includes an LED hand lamp body, a hook assembly mounted on the upper end of the LED hand lamp body, and a power supply assembly mounted below the LED hand lamp body. Although the handheld lamp can be free of position limitation in the using process, the handheld lamp brings great convenience to consumers in use and is deeply loved by the consumers, due to the fact that the structure of the power supply assembly arranged at the lower end of the LED handheld lamp body is complex and the colloid is filled in the internal clearance of the power supply assembly, the internal cable of the power supply assembly cannot be replaced or maintained by a user or a maintainer, meanwhile, the internal cable of the power supply assembly is easily broken due to the fact that the user or the maintainer exerts too much force, and therefore installation or maintenance is inconvenient.
Disclosure of Invention
In view of the above, the present invention provides a movable explosion-proof LED handheld lamp capable of avoiding a phenomenon of breaking a power line inside a power supply assembly due to too hard operation or improper operation during replacement or maintenance.
Therefore, the technical scheme of the invention adopts a movable explosion-proof LED hand-held lamp, which comprises an LED hand-held lamp main body, a hook component arranged on the upper end or the side wall of the LED hand-held lamp main body and a power supply component arranged at the lower end of the LED hand-held lamp main body; the LED handheld lamp body comprises a radiator; the power supply assembly comprises a first power supply box main body arranged at the lower end of the radiator, a first O-shaped sealing ring arranged between the radiator and the first power supply box main body, a first power supply element arranged in a cavity formed by the radiator and the first power supply box main body, a first cable fixing seat arranged at the lower end of the first power supply box main body, a first cable protecting sleeve sleeved in the first cable fixing seat, a first handle arranged at the lower end of the first power supply box main body and arranged at the periphery of the first cable fixing seat, and a second O-shaped sealing ring arranged between the first handle and the lower end face of the first power supply box main body; the cable protection device comprises a first cable sheathed in a first cable protection sleeve, a first wiring terminal piece arranged on the upper end surface of a first power supply piece, a plurality of first wiring column pieces arranged on the lower end surface of the first power supply piece and used for connecting the upper end of the first cable with the first power supply piece, and a plurality of first cable pressing plate pieces arranged on a first cable fixing seat and used for pressing the first cable; the first wiring column piece comprises a first grounding piece directly arranged on the lower end face of the first power supply piece, a plurality of first branch bracket pieces arranged on the first grounding piece, and a first joint screw piece used for fixedly connecting the first grounding piece and the first branch bracket pieces to the first power supply piece; the first cable wire pressing plate comprises a plurality of first cable pressing plates directly arranged in the first cable wire fixing seats and first pressing plate screw parts for fixing the first cable wire pressing plates on the first cable wire fixing seats; the first wiring terminal piece comprises a first wiring terminal arranged on the first power supply piece and a first terminal screw piece used for fixing the first wiring terminal on the first power supply piece; during the use, first cable conductor one end is connected on first power spare through a plurality of first wiring post spare and first wiring terminal spare, the first cable conductor other end is connected with external power cord, form first increase an ampere wiring chamber between radiator lower extreme and the first power pack main part, this first increase an ampere wiring chamber and accept first power spare and a plurality of first wiring post spare.
The power supply assembly comprises a second power supply box main body directly arranged on the lower end face of the radiator, a silica gel pad and a third O-shaped sealing ring which are arranged below the periphery of the intersection of the lower end face of the radiator and the second power supply box main body respectively, a handle rubber sleeve arranged on the periphery of the lower end of the second power supply box main body, a second handle arranged in the handle rubber sleeve, a second cable arranged in the second handle, a metal safety-increasing cable waterproof joint arranged on the second cable, a second power supply element arranged in a cavity formed by the lower end of the second power supply box main body and the lower end of the radiator, a second wiring column element arranged on the upper end face of the second power supply element, a second grounding terminal element arranged in the second power supply box main body and a second wiring terminal element arranged on the lower end face of the second power supply box main body; the second wiring terminal piece comprises a second wiring terminal fixing support which is directly connected with the lower end face of the second power box main body, a second wiring terminal which is arranged on the second wiring terminal fixing support, and a plurality of second wiring terminal screws which are arranged on the second wiring terminal; the second grounding terminal piece comprises a second grounding marker piece directly arranged in the second power box main body and a second marker screw arranged on the second grounding marker piece; the second wiring column piece comprises a second wiring support directly arranged on the upper end face of the second power supply piece and a wiring screw arranged on the second wiring support.
The LED handheld lamp body further comprises a plurality of first light source circuit boards which are arranged on the periphery of the upper end face of the radiator and distributed in an array mode, first circuit board screws which fixedly install the first light source circuit boards on the periphery of the upper end of the radiator, first lamp body glass covers which are arranged on the radiator and located on the periphery of the plurality of first light source circuit boards, first lamp body protective covers which are arranged on the periphery of the first lamp body glass covers, and a first silica gel pad which is arranged between the first lamp body glass covers and the first lamp body protective covers.
The LED handheld lamp body further comprises a plurality of second light source circuit boards which are arranged on the periphery of the upper end face of the radiator and distributed in an array mode, second circuit board screws for fixing the second light source circuit boards on the periphery of the upper end face of the radiator, a second lamp body glass cover which is arranged on the upper end face of the radiator and is positioned on the periphery of the plurality of second light source circuit boards, a second lamp body protective cover which is arranged at the upper end of the second lamp body glass cover, and a second glass pressing ring which is arranged between the second lamp body glass cover and the second lamp body protective cover.
Further defined, the hook assembly comprises a second hook member welded to the periphery of the second lamp body protective cover, and the top of the second hook member is flush with the top of the second lamp body protective cover.
Further defined, the hook assembly includes a first hook member and a first hook nut that secures a tail portion of the first hook member to a top portion of the first lamp body shield.
The invention has the beneficial technical effects that: according to the technical scheme, the power supply assembly adopts the power supply box main body and the lower end of the radiator to be matched with each other to form the safety-increased wiring cavity, and the safety-increased wiring cavity accommodates the power supply assembly and the plurality of wiring column assemblies. Set up in inside cable conductor one end of cable protective cover and connect on the power supply spare through a plurality of wiring post spare and wiring terminal spare, the cable conductor other end is connected with external power cord, and the user can be in the wiring of increasing an ampere of wiring intracavity portion by oneself, adopts the cable conductor fixed do or metal to increase an ampere of fire prevention connector and press from both sides tight cable, avoids setting up among the prior art between cable protective cover and the cable conductor and fills the colloid and fix together, and leads to taking place because of the phenomenon that the power of operation excessively hurriedly or misoperation arouse the cable conductor of snapping power supply spare inside, convenient function in user simple to operate and maintenance.
The technical solution of the present invention is further described in detail with reference to the accompanying drawings and embodiments.
[ description of the drawings ]
FIG. 1 is a schematic perspective view of an embodiment 1 of a portable explosion-proof LED hand-held lamp according to the present invention;
FIG. 2 is a schematic cross-sectional view of an embodiment 1 of the portable explosion-proof LED hand-held lamp of the present invention;
FIG. 3 is a schematic bottom view of the portable explosion-proof LED hand-held lamp of embodiment 1 of the present invention;
FIG. 4 is an exploded perspective view of the embodiment 1 of the mobile explosion-proof LED hand-held lamp of the present invention;
FIG. 5 is a schematic perspective view of embodiment 2 of the mobile explosion-proof LED hand-held lamp according to the present invention;
FIG. 6 is a schematic cross-sectional view of embodiment 2 of the removable explosion-proof LED hand held lamp of the present invention;
FIG. 7 is a schematic bottom view of the removable explosion-proof LED hand held lamp of embodiment 2 of the present invention;
FIG. 8 is an exploded perspective view of the removable explosion-proof LED hand held lamp of embodiment 2 of the present invention.
[ detailed description ] embodiments
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and clearer, the present invention 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 invention and are not intended to limit the invention.
Referring to fig. 1 to 4, a mobile explosion-proof LED handheld lamp including an LED handheld lamp body 1, a power supply assembly 2, and a hook assembly 3 is described below with reference to a first embodiment.
The LED handheld lamp body 1 comprises a radiator 100, a plurality of first light source circuit boards 101 which are arranged on the periphery of the upper end face of the radiator 100 and distributed in an array mode, first circuit board screws 102 which fixedly install the first light source circuit boards 101 on the periphery of the upper end of the radiator 100, first lamp body glass covers 103 which are arranged on the radiator 100 and located on the periphery of the plurality of first light source circuit boards 101, first lamp body protective covers 104 which are arranged on the periphery of the first lamp body glass covers 103, and first silica gel pads 105 which are arranged between the first lamp body glass covers 103 and the first lamp body protective covers 104.
The power supply assembly 2 comprises a first power supply box main body 200 arranged at the lower end of the radiator 100, a first O-shaped sealing ring 201 arranged between the radiator 100 and the first power supply box main body 200, a first power supply component 202 arranged in a cavity formed by the radiator 100 and the first power supply box main body 201, a first cable fixing seat 203 arranged at the lower end of the first power supply box main body 201, a first cable protecting sleeve 204 sleeved in the first cable fixing seat 203, a first handle 205 arranged at the lower end of the first power supply box main body 201 and arranged at the periphery of the first cable fixing seat 203, and a second O-shaped sealing ring 206 arranged between the first handle 205 and the lower end face of the first power supply box main body 201; a first cable 207 sheathed inside the first cable sheath 204, a first connection terminal piece arranged on the upper end surface of the first power supply piece 202, a plurality of first connection post pieces arranged on the lower end surface of the first power supply piece 202 and used for connecting the upper end of the first cable 207 with the first power supply piece 202, and a plurality of first cable pressing plate pieces arranged on the first cable fixing seat 203 and used for pressing the first cable 207; the first terminal post member includes a first grounding member 208 directly disposed on the lower end surface of the first power source member 202, a plurality of first branch bracket members 209 mounted on the first grounding member 208, and a first joint screw member 210 for fixedly connecting the first grounding member 208, the first branch bracket members 209 to the first power source member 202; the first cable wire pressing plate comprises a plurality of first cable pressing plates 211 directly arranged in the first cable wire fixing seats 203, and first pressing plate screw members 212 for fixing the plurality of first cable wire pressing plates 211 on the first cable wire fixing seats 203; the first connection terminal member includes a first connection terminal 213 disposed on the first power source member 202, and a first terminal screw member 214 for fixing the first connection terminal 213 to the first power source member 202; when the heat radiator is used, one end of the first cable 207 is connected to the first power supply element 202 through a plurality of first connection column elements and first connection terminal elements, the other end of the first cable 207 is connected to an external power supply line, a first increased safety connection cavity 215 is formed between the lower end of the heat radiator 100 and the first power supply box main body 200, and the first increased safety connection cavity 215 accommodates the first power supply element 202 and the plurality of first connection column elements.
The hook assembly 3 includes a first hook member 30, and a first hook nut 31 fixing a rear portion of the first hook member 30 to a top portion of the first lamp body protective cover 104.
When the LED handheld lamp is installed, the hook component 3 is installed on the upper end face of the LED handheld lamp body 1, and the power supply component 3 is installed on the lower end face of the LED handheld lamp body 1. In this example, inside the LED handheld lamp body 1, a plurality of LED lamp beads are arranged on the first light source circuit board 101, the plurality of first light source circuit boards 101 are distributed and fixed around the upper end surface of the heat sink 100 in a circular array manner, and the first light source circuit board 101 is fixed on the upper end surface of the heat sink 100 by the first circuit board screws 102, so that the upper end of the heat sink 100 forms a six-sided cylindrical LED light source, i.e. a cylindrical light source, which directly irradiates the outside after passing through the first lamp body glass cover 103, and the phenomenon of large light loss due to secondary light guiding is avoided. The light loss of secondary and tertiary light guiding is saved, the luminous flux is improved, and the light source emits light without dead angles.
In the power supply assembly of the present embodiment, the power supply box main body is matched with the lower end of the heat sink 100 to form an increased-safety wiring cavity 215, and the increased-safety wiring cavity 215 accommodates the power supply assembly and a plurality of wiring posts. Set up in inside cable conductor one end of cable protective cover and connect on the power supply spare through a plurality of wiring post spare and wiring terminal spare, the cable conductor other end is connected with external power cord, and the user can be in increasing the inside wiring by oneself of ann wiring chamber 215, adopts the cable conductor fixed do or metal to increase an ann fire joint and press from both sides tight cable, avoids setting up among the prior art between cable protective cover and the cable conductor and fills the colloid and fix together, and leads to taking place because of the phenomenon that the power of operation excessively hurry or misoperation arouse the cable conductor of snapping power supply spare inside, convenient function in user simple to operate and maintenance.
Referring to fig. 5 to 8, the second embodiment is different from the first embodiment in that the power supply assembly 4 includes a second power supply box main body 400 directly mounted on the lower end surface of the heat sink 100, a silicone rubber pad 401 and a third O-ring 402 mounted on the periphery of the intersection between the lower end surface of the heat sink 100 and the second power supply box main body 400, a handle rubber cover 403 mounted on the periphery of the lower end of the second power supply box main body 400, a second handle 404 mounted inside the handle rubber cover 403, a second cable 405 mounted inside the second handle 404, a metal safety cable waterproof connector 406 disposed on the second cable 405, a second power supply element 407 mounted inside a cavity formed by the second power supply box main body 400 and the lower end of the heat sink 100, a second connecting post element disposed on the upper end surface of the second power supply element 407, and a second grounding terminal element disposed inside the second power supply box main body 400, a second connection terminal member disposed on a lower end surface of the second power pack main body 400; the second connection terminal member includes a second connection terminal fixing bracket 408 directly connected to the lower end surface of the second power pack main body 400, a second connection terminal 409 mounted on the second connection terminal fixing bracket 408, and a plurality of second connection terminal screws 410 mounted on the second connection terminal 409; the second ground terminal piece includes a second ground flag piece 411 directly placed inside the second power pack main body 400, and a second flag screw 412 mounted on the second ground flag piece 411; the second terminal post includes a second terminal support 413 directly disposed on the upper end surface of the second power supply element 407, and a terminal screw 414 mounted on the second terminal support 413.
The LED handheld lamp body 5 includes a heat sink 100, a plurality of second light source circuit boards 500 arranged around the upper end surface of the heat sink 100 and distributed in an array manner, second circuit board screws 501 for fixing the second light source circuit boards 500 around the upper end surface of the heat sink 100, a second lamp body glass cover 502 arranged on the upper end surface of the heat sink 100 and located around the plurality of second light source circuit boards 500, a second lamp body protective cover 503 arranged on the upper end of the second lamp body glass cover 502, and a second glass pressing ring 504 arranged between the second lamp body glass cover 502 and the second lamp body protective cover 503. The hook assembly 6 includes a second hook member 60 welded to the periphery of the second lamp body shield 503, and the top of the second hook member 60 is flush with the top of the second lamp body shield 503. Also, the technical effects described in the first embodiment can be achieved.
The preferred embodiments of the present invention have been described above with reference to the accompanying drawings, and are not to be construed as limiting the scope of the invention. Any modifications, equivalents and improvements which may occur to those skilled in the art without departing from the scope and spirit of the present invention are intended to be within the scope of the claims.
Claims (6)
1. A movable explosion-proof LED hand-held lamp comprises an LED hand-held lamp body, a hook component and a power supply component, wherein the hook component is arranged at the upper end or the side wall of the LED hand-held lamp body; the LED handheld lamp body comprises a radiator; the method is characterized in that: the power supply assembly comprises a first power supply box main body arranged at the lower end of the radiator, a first O-shaped sealing ring arranged between the radiator and the first power supply box main body, a first power supply element arranged in a cavity formed by the radiator and the first power supply box main body, a first cable fixing seat arranged at the lower end of the first power supply box main body, a first cable protecting sleeve sleeved in the first cable fixing seat, a first handle arranged at the lower end of the first power supply box main body and arranged at the periphery of the first cable fixing seat, and a second O-shaped sealing ring arranged between the first handle and the lower end face of the first power supply box main body; the cable protection device comprises a first cable sheathed in a first cable protection sleeve, a first wiring terminal piece arranged on the upper end surface of a first power supply piece, a plurality of first wiring column pieces arranged on the lower end surface of the first power supply piece and used for connecting the upper end of the first cable with the first power supply piece, and a plurality of first cable pressing plate pieces arranged on a first cable fixing seat and used for pressing the first cable; the first wiring column piece comprises a first grounding piece directly arranged on the lower end face of the first power supply piece, a plurality of first branch bracket pieces arranged on the first grounding piece, and a first joint screw piece used for fixedly connecting the first grounding piece and the first branch bracket pieces to the first power supply piece; the first cable wire pressing plate comprises a plurality of first cable pressing plates directly arranged in the first cable wire fixing seats and first pressing plate screw parts for fixing the first cable wire pressing plates on the first cable wire fixing seats; the first wiring terminal piece comprises a first wiring terminal arranged on the first power supply piece and a first terminal screw piece used for fixing the first wiring terminal on the first power supply piece; during the use, first cable conductor one end is connected on first power spare through a plurality of first wiring post spare and first wiring terminal spare, the first cable conductor other end is connected with external power cord, form first increase an ampere wiring chamber between radiator lower extreme and the first power pack main part, this first increase an ampere wiring chamber and accept first power spare and a plurality of first wiring post spare.
2. A portable explosion proof LED hand held lamp as set forth in claim 1, wherein: the power supply assembly comprises a second power supply box main body directly arranged on the lower end face of the radiator, a silica gel pad and a third O-shaped sealing ring which are arranged below the periphery of the intersection of the lower end face of the radiator and the second power supply box main body respectively, a handle rubber sleeve arranged on the periphery of the lower end of the second power supply box main body, a second handle arranged in the handle rubber sleeve, a second cable arranged in the second handle, a metal safety-enhanced cable waterproof joint arranged on the second cable, a second power supply assembly arranged in a cavity formed by the lower end of the second power supply box main body and the lower end of the radiator, a second wiring column assembly arranged on the upper end face of the second power supply assembly, a second grounding terminal assembly arranged in the second power supply box main body and a second wiring terminal assembly arranged on the lower end face of the second power supply box main body; the second wiring terminal piece comprises a second wiring terminal fixing support which is directly connected with the lower end face of the second power box main body, a second wiring terminal which is arranged on the second wiring terminal fixing support, and a plurality of second wiring terminal screws which are arranged on the second wiring terminal; the second grounding terminal piece comprises a second grounding marker piece directly arranged in the second power box main body and a second marker screw arranged on the second grounding marker piece; the second wiring column piece comprises a second wiring support directly arranged on the upper end face of the second power supply piece and a wiring screw arranged on the second wiring support.
3. A portable explosion proof LED hand held lamp as set forth in claim 1, wherein: the LED handheld lamp body further comprises a plurality of first light source circuit boards which are arranged on the periphery of the upper end face of the radiator and distributed in an array mode, first circuit board screws which are fixedly arranged on the periphery of the upper end of the radiator, first lamp body glass covers which are arranged on the radiator and located on the periphery of the plurality of first light source circuit boards, first lamp body protective covers which are arranged on the periphery of the first lamp body glass covers, and first silica gel pads which are arranged between the first lamp body glass covers and the first lamp body protective covers.
4. A portable explosion proof LED hand held lamp as set forth in claim 1, wherein: the LED handheld lamp body further comprises a plurality of second light source circuit boards which are arranged on the periphery of the upper end face of the radiator and distributed in an array mode, second circuit board screws for fixing the second light source circuit boards on the periphery of the upper end face of the radiator, a second lamp body glass cover which is arranged on the upper end face of the radiator and is positioned on the periphery of the plurality of second light source circuit boards, a second lamp body protective cover which is arranged on the upper end of the second lamp body glass cover, and a second glass pressing ring which is arranged between the second lamp body glass cover and the second lamp body protective cover.
5. A portable explosion proof LED hand held lamp as set forth in claim 1, wherein: the hook component comprises a second hook piece welded and fixed on the periphery of the second lamp body protective cover, and the top of the second hook piece is flush with the top of the second lamp body protective cover.
6. A portable explosion proof LED hand held lamp as set forth in claim 1, wherein: the hook component comprises a first hook member and a first hook nut for fixing the tail part of the first hook member at the top of the first lamp body protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010008186.0A CN113074327A (en) | 2020-01-06 | 2020-01-06 | Movable explosion-proof LED hand-held lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010008186.0A CN113074327A (en) | 2020-01-06 | 2020-01-06 | Movable explosion-proof LED hand-held lamp |
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| Publication Number | Publication Date |
|---|---|
| CN113074327A true CN113074327A (en) | 2021-07-06 |
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ID=76609370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010008186.0A Withdrawn CN113074327A (en) | 2020-01-06 | 2020-01-06 | Movable explosion-proof LED hand-held lamp |
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| Country | Link |
|---|---|
| CN (1) | CN113074327A (en) |
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2020
- 2020-01-06 CN CN202010008186.0A patent/CN113074327A/en not_active Withdrawn
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210706 |