CN110486633A - A kind of LED maintaining-free explosion-proof lamp - Google Patents

A kind of LED maintaining-free explosion-proof lamp Download PDF

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Publication number
CN110486633A
CN110486633A CN201910943296.3A CN201910943296A CN110486633A CN 110486633 A CN110486633 A CN 110486633A CN 201910943296 A CN201910943296 A CN 201910943296A CN 110486633 A CN110486633 A CN 110486633A
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CN
China
Prior art keywords
shell
end cap
fixed
proof lamp
hole
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
CN201910943296.3A
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Chinese (zh)
Other versions
CN110486633B (en
Inventor
施海伦
李军得
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.)
Zhuoan Intelligent Technology Co.,Ltd.
Original Assignee
Zhuo'an Lighting Technology Co Ltd
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Publication date
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Priority to CN201910943296.3A priority Critical patent/CN110486633B/en
Publication of CN110486633A publication Critical patent/CN110486633A/en
Application granted granted Critical
Publication of CN110486633B publication Critical patent/CN110486633B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • 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
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • 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
    • 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
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • 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)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The present invention relates to the technical fields of explosion-proof lamp, disclose a kind of LED maintaining-free explosion-proof lamp, its drip irrigation device includes shell, end cap and the illuminating part being mounted on shell, the end cap is threadedly coupled with shell, it is circumferentially distributed on the shell to have multiple cooling fins, gag lever post is fixed on the side wall of the end cap, locating piece is fixed on the side wall of the shell, the locating piece is equipped with the location hole penetrated for gag lever post, the section of the gag lever post and location hole is square, the side of the locating piece is equipped with the retainer that location hole is removed for limiting gag lever post；The cooling fin includes spaced fixinig plate and activity template, and wherein fixinig plate is integrally disposed upon on shell, activity template and shell are detachably connected by installation part.Present invention service personnel in high-altitude maintenance has the effect of convenient to overhaul without climbing to lower to store end cap.

Description

A kind of LED maintaining-free explosion-proof lamp
Technical field
The present invention relates to the technical fields of explosion-proof lamp, and more specifically it is related to a kind of LED maintaining-free explosion-proof lamp.
Background technique
Explosion-proof lamp refers to for hazardous area existing for imflammable gas and dust, can prevent issuable electricity inside lamp Arc, spark and high temperature ignite imflammable gas and dust in ambient enviroment, to reach the lamps and lanterns of requirement of explosion proof.
Currently, notification number be CN201412706Y Chinese patent disclose a kind of LED solid maintaining-free explosion-proof lamp, it by Bottom plate and preceding hollow cylinder set on bottom plate two sides and rear hollow cylinder constitute shell, and end cap is set to preceding hollow by flame proof thread To form flame proof cavity, cap is set to the open end of rear hollow cylinder by bolt and pacifies cavity to form increasing for the open end of cylinder, Honeycomb reflector is set on the bottom plate and is located in flame proof cavity, and several solid state LED light sources pass through thermal conductivity glue respectively and are set to instead In the honeycomb of light shield, LED driver is set on the bottom plate and is located in increasing peace cavity, through-hole is provided on bottom plate, cable passes through bottom Plate through-hole simultaneously connects LED driver and several solid state LED light sources, and cable entry is set to cap sidewall.
When explosion-proof lamp breaks down, overhauled after need to splitting end cap with shell.Above-mentioned LED solid maintaining-free explosion-proof lamp End cap is to be threadedly coupled with shell, and removing end cap rear end cap can be kept completely separate with shell, in high-altitude maintenance, to avoid end cap from falling It falling and smashes, service personnel need to be climbed again to lower individually to put down end cap, and it is troublesome in poeration, have much room for improvement.
Summary of the invention
In view of the deficienciess of the prior art, the invention reside in a kind of LED maintaining-free explosion-proof lamp is provided, when high-altitude maintenance, is examined Personnel are repaired without climbing to lower to store end cap, are had the effect of convenient to overhaul.
To achieve the above object, the present invention provides the following technical scheme that a kind of LED maintaining-free explosion-proof lamp, including shell, End cap and the illuminating part being mounted on shell, the end cap are threadedly coupled with shell, on the shell it is circumferentially distributed have it is more A cooling fin is fixed with gag lever post on the side wall of the end cap, locating piece, the locating piece is fixed on the side wall of the shell Equipped with the location hole penetrated for gag lever post, the section of the gag lever post and location hole is square, the side of the locating piece Equipped with the retainer for removing location hole for limiting gag lever post；The cooling fin includes spaced fixinig plate and activity template, Wherein fixinig plate is integrally disposed upon on shell, activity template and shell are detachably connected by installation part.
By using above-mentioned technical proposal, when illuminating part breaks down, first rotating end cap separates it with shell, then will limit Position bar insertion location hole in, end cap is not fallen out by the support of locating piece at this time, service personnel without climb again to lower with End cap is stored, maintenance is convenient.Retainer can limit gag lever post removal location hole and keep away so that end cap will not be kept completely separate with shell Careless scraping collision causes end cap to fall and smashes exemption from inspection personnel to end cap in operation.The section of the gag lever post and location hole side of being in Shape so that gag lever post will not the rotation of relative positioning block, avoid end cap with respect to housing into rotation, personnel convenient to overhaul operate.
Cooling fin increases the contact area of shell and air, plays the role of heat dissipation, has ensured the normal work of illuminating part Make.Dust stratification is understood on surface to cooling fin in use, if cleaning will affect the heat dissipation effect of cooling fin not in time, and tradition is explosion-proof The angle of the two neighboring sheet body of cooling fin in lamp is small, it has not been convenient to which people clear up the crack between two neighboring sheet body.This product In cooling fin include the fixinig plate and with shell detachable activity template fixed with shell, when deashing, people can will be movable Individually cleaning after piece is separated with shell, while the angle of two neighboring fixinig plate increases so that manpower protrudes into, and has and facilitates deashing Effect.
The present invention is further arranged to: the retainer includes being arranged in the arresting lever of locating piece one end and being set in only Retaining spring in lever, one end of the retaining spring is fixed on arresting lever, the other end is fixed on the positioning block, described fixed One end of position block is equipped with the stop hole through location hole, and the arresting lever stretches out after passing through stop hole under the action of retaining spring Locating piece, the end of the gag lever post are equipped with the limit hole being pierced by for arresting lever；When the gag lever post protrudes into location hole and end cap When being abutted with shell, the stop hole and limit hole alignment.
By using above-mentioned technical proposal, when storing end cap, first pulling up arresting lever makes its remove location hole, retaining spring by Compressive strain simultaneously generates elastic force, while gag lever post is penetrated location hole until end cap is abutted with shell, so that limit hole and stop hole Alignment；Arresting lever is unclamped again, the elastic force of retaining spring can drive arresting lever to move down, so that arresting lever be made to pass through stop hole and limit Locating piece is stretched out behind hole.At this time gag lever post by arresting lever limited will not relative positioning block it is mobile, limit end cap and shell Separation, the stability of end cap when improving service personnel's operation.
The present invention is further arranged to: being provided with upright bar on the shell, is fixed with and is located at only on the side wall of the upright bar Guide pad right above lever, the lower wall of the guide pad are fixed with the first magnet, and the upper end of the arresting lever is fixed with The second magnet to attract each other with the first magnet；When the first magnet and the second magnet attract each other, the stop Bar is separated with location hole.
By using above-mentioned technical proposal, when pulling up arresting lever makes the first magnet and the second magnet attract each other, the The magnetic force of one magnet and the second magnet is greater than the elastic force that retaining spring deformation generates, so that arresting lever be made to be maintained at and position The state of hole separation, people are not necessarily to when inserting gag lever post while pulling arresting lever, easy to operate.
The present invention is further arranged to: extension rod is fixed on the upside of second magnet, the guide pad is equipped with Pilot hole, the extension rod are threaded through in pilot hole.
By using above-mentioned technical proposal, extension rod can slide along pilot hole when arresting lever is vertically movable, extension rod and lead Play the role of guiding to hole cooperation, avoid deflecting when arresting lever is vertically movable, is conducive to arresting lever and stop hole alignment.
The present invention is further arranged to: being fixed with rubber ring on the inner wall of the limit hole.
By using above-mentioned technical proposal, rubber ring can generate deformation when arresting lever is inserted into limit hole, and then generate and squeeze The active force of tight arresting lever further improves the stability of end cap so that arresting lever is not easy to separate with gag lever post.
The present invention is further arranged to: the gag lever post includes the sole piece being fixed on end cap and to be hinged on sole piece separate The storage block of end cap one end, the sole piece be equipped with horizontally extending accommodating groove, it is described storage block and sole piece it is hinged End is located in accommodating groove, and the storage one end of block far from sole piece is arranged in the limit hole.
By using above-mentioned technical proposal, when not using gag lever post, people can will store block and turn to the side close to sole piece It is dynamic, so that storage block is accommodated in accommodating groove, the occupied space of gag lever post is reduced, there is space-saving effect.
The present invention is further arranged to: being fixed with supporting block, the thickness etc. of the supporting block on the side wall of the storage block In the spacing of bottom wall and sole piece far from storage block end face of accommodating groove；When the storage block takes in accommodating groove, the supporting block Positioned at storage block far from the side for storing groove bottom wall and without departing from sole piece.
By using above-mentioned technical proposal, when storage block is located at accommodating groove, people are using the support for protruding from storage block Block pulls storage block, so that storage block removes accommodating groove, protrudes into compared to by manpower with the frictional force for storing block or by finger The mode in storage block and sole piece gap operates more convenient.The bottom wall that storage block goes to end face and accommodating groove equipped with supporting block connects When touching, the lower end surface of supporting block and the lower end surface of sole piece are concordant, and when gag lever post protrudes into location hole, supporting block plays support storage The effect of block end is conducive to arresting lever and limit hole so that storage block will not sink far from one end of itself and sole piece hinged place Alignment.
The present invention is further arranged to: the circumferential side wall of the supporting block be equipped with annular groove, the sole piece be equipped with Elastic ring similar in annular groove.
By using above-mentioned technical proposal, after storage block is transferred to accommodating groove, tensile elasticity circle makes its deformation and is inserted in annular In slot, the active force that elastic ring tightens supporting block at this time, limit storage block to far from sole piece side rotate, explosion-proof lamp by It will not arbitrarily be moved to storage block when vibration, stability is good.
The present invention is further arranged to: the side wall of the shell is equipped with horizontally extending mounting groove, the peace Piece installing includes two briquettings for being slidably arranged in the mounting rod of mounting groove side and being oppositely arranged on the mounting groove other side, described Activity template is equipped with the movable span that protrudes into for mounting rod, two briquettings by installation bolt and the connection of installation nut and between formed There is the gap protruded into for mounting rod.
By using above-mentioned technical proposal, when installation activity piece, activity template is pushed by the opening of mounting groove, so that movable Hole and mounting rod alignment, then by mounting rod pass through movable span after protrude into the gap of two briquettings, finally using installation bolt and Nut is installed and connects two briquettings, and then briquetting is made to compress motion bar.Limited by mounting rod will not be opposite for activity template at this time Shell is mobile, and activity template is fixed.When deashing, people only need to first make to install bolt and install nut to unclamp briquetting, then will Mounting rod, which removes movable span, can be realized the dismounting of activity template, convenient for disassembly and assembly.
The present invention is further arranged to: being fixed with fixture block on the side wall of the activity template, is set on the inner wall of the mounting groove There is the card slot being engaged by clamping with fixture block.
By using above-mentioned technical proposal, fixture block and card slot are mutually clamped and play the role of Primary Location activity template, favorably It is aligned in mounting rod and movable span.
In conclusion the invention has the following advantages:
1. when high-altitude maintenance, people can protrude into gag lever post in location hole after removing end cap, then by arresting lever pass through stop hole and Limit hole is to fix gag lever post, and end cap is limited by locating piece and will not be separated with shell at this time, maintenance personal maintenance when without It need to climb again to ground to store end cap, facilitate operation；
2. do not use gag lever post, storage block can be transferred in accommodating groove by people, then elastic ring is inserted in annular groove with fixation Block is stored, the length of gag lever post reduces at this time, occupies little space；
3. remove the dust on shell, people can split activity template and shell with individually cleaning, while two neighboring fixation Increase in piece for the gap that manpower protrudes into, has the effect of that people is facilitated to clear up dust on shell, ensured in shell and shone The normal work of part.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the confined explosion's schematic diagram for highlighting gag lever post in the present embodiment；
Fig. 3 is the confined explosion's schematic diagram for highlighting pilot hole in the present embodiment；
Fig. 4 is the confined explosion's schematic diagram for highlighting installation part in the present embodiment；
Fig. 5 is the structural schematic diagram of activity template in the present embodiment.
Appended drawing reference: 1, shell；11, upright bar；12, guide pad；121, the first magnet；122, pilot hole；13, it installs Slot；131, card slot；14, dovetail groove；15, dovetails；2, end cap；3, gag lever post；31, sole piece；32, block is stored；321, limit hole； 322, rubber ring；323, supporting block；324, annular groove；33, accommodating groove；331, elastic ring；4, locating piece；41, location hole；42, Stop hole；5, retainer；51, arresting lever；511, the second magnet；512, extension rod；52, retaining spring；6, cooling fin；61, Fixinig plate；62, activity template；621, movable span；622, fixture block；7, installation part；71, mounting rod；711, through-hole；72, briquetting；73, Bolt is installed；74, nut is installed.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Present embodiment discloses a kind of LED maintaining-free explosion-proof lamps, as shown in Figure 1 and Figure 2, including shell 1, end cap 2 and peace Illuminating part on shell 1, end cap 2 are threadedly coupled with shell 1.Gag lever post 3, shell 1 are fixed on the circumferential side wall of end cap 2 Circumferential side wall on be fixed with locating piece 4, locating piece 4 is horizontally extending and is equipped with location hole 41, location hole 41 and limit The cross section of bar 3 is square.When high-altitude maintenance, rotating end cap 2 separates it with shell 1, then gag lever post 3 is inserted into location hole In 41, end cap 2 is not fallen out by the support of locating piece 4 at this time, and maintenance personal is convenient without climbing to lower to store end cap 2 Maintenance.
As shown in Figure 1 and Figure 2, gag lever post 3 includes sole piece 31 and storage block 32, and sole piece 31 is fixed on end cap 2 and wherein one A side wall is equipped with accommodating groove 33, and storage block 32 is hinged on the one end of accommodating groove 33 far from end cap 2, stores block 32 far from itself and bottom The hinged one end of block 31 is equipped with limit hole 321, is fixed with rubber ring 322 on the inner wall of limit hole 321.When without using gag lever post 3, People can will store block 32 and be transferred in accommodating groove 33 to reduce the whole length of gag lever post 3, occupy little space.
As shown in Figure 1 and Figure 2, it stores and is fixed with supporting block 323 on the side wall of block 32, the thickness of supporting block 323 is equal to storage The sum of thickness of the spacing of end face of the bottom wall and sole piece 31 of slot 33 far from storage block 32, supporting block 323 and storage block 32 is less In the depth of accommodating groove 33.The circumferential side wall of supporting block 323 is equipped with annular groove 324, is fixed with bullet on the inner wall of accommodating groove 33 Property circle 331, elastic ring 331 are made of elastic material.After storage block 32 is transferred to accommodating groove 33, tensile elasticity circle 331 is inserted in it In annular groove 324, elastic ring 331 has the active force of tightening to supporting block 323 at this time, so that supporting block 323 is not easy to produce receipts Receive slot 33.When using storage block 32, people can pull storage block 32 to rotate to the side far from sole piece 31 using supporting block 323, People are facilitated to produce block 32 is stored.Supporting block 323 is when storing block 32 and producing and protrude into location hole 41 and under location hole 41 Auxiliary support storage block 32 is played the role of in inner wall contact in side.
As shown in Figure 2 and Figure 3, the side of locating piece 4 is equipped with retainer 5, and retainer 5 includes arresting lever 51 and is set in Retaining spring 52 on arresting lever 51, the circumferential side wall upper and lower end that the upper end of retaining spring 52 is fixed on arresting lever 51 are fixed on The upper side wall of locating piece 4.Locating piece 4 is equipped with the stop hole 42 through location hole 41, stop hole close to one end of retaining spring 52 42 extend along the vertical direction, and arresting lever 51 stretches out locating piece 4 after passing through stop hole 42 under the action of retaining spring 52.Gag lever post 3 protrude into location hole 41 and when end cap 2 is abutted with shell 1, and stop hole 42 and limit hole 321 are aligned, and people can wear arresting lever 51 It is mobile to limit gag lever post 3 to cross stop hole 42 and location hole 41, so that the position of end cap 2 be made to fix.
As shown in Figure 2 and Figure 3, the sidewall edge of shell 1 is fixed with upright bar 11, and upright bar 11 is solid close to the side of arresting lever 51 Surely there is guide pad 12, guide pad 12 is located at the surface of arresting lever 51.The lower end surface of guide pad 12 is fixed with the first magnet 121, the upper end of arresting lever 51 is fixed with the second magnet 511, and the second magnet 511 and the first magnet 121 attract each other.It will Before gag lever post 3 is inserted into location hole 41, arresting lever 51 is pulled up so that the first magnet 121 and the second magnet 511 attract each other, only It moves and 52 tensile deformation of spring and generates elastic force, the magnetic force that the first magnet 121 and the second magnet 511 generate at this time is greater than stop The elastic force of spring 52, arresting lever 51 are attracted to the downside of guide pad 12 and remove location hole 41, and people are when being inserted into gag lever post 3 It is easy to operate without above mentioning arresting lever 51 simultaneously.
As shown in Figure 2 and Figure 3, guide pad 12 is equipped with the pilot hole 122 through the first magnet 121, the second magnet 511 upper end is fixed with extension rod 512, and extension rod 512 is threaded through in pilot hole 122.Extension rod when arresting lever 51 is vertically movable 512 can move along pilot hole 122, play the role of guiding, arresting lever 51 is avoided to deflect.
As Figure 1 and Figure 4, circumferentially distributed on shell 1 to have multiple cooling fins 6, cooling fin 6 includes spaced solid Stator 61 and activity template 62, fixinig plate 61 is integrally disposed upon on shell 1, activity template 62 is detachably connected by installation part 7 with shell 1 It connects.The side wall of shell 1 is equipped with the mounting groove 13 extended from its edge to middle part, and installation part 7 includes mounting rod 71 and two phases To the briquetting 72 of setting, two briquettings 72 be each attached on shell 1 and between be formed with the gap protruded into for mounting rod 71, two It is equipped with installation bolt 73 in briquetting 72, installs and is threaded with installation nut 74 on bolt 73.Mounting groove 13 is far from briquetting 72 Inner wall be equipped with horizontally extending dovetail groove 14, sliding is provided with dovetails 15 in dovetail groove 14, and mounting rod 71 is solid It is scheduled on the upside of dovetails 15 and is equipped with the through-hole 711 penetrated for installation bolt 73 close to one end of briquetting 72, activity template 62 One end is equipped with movable span 621.
As Figure 1 and Figure 4, when removing the dust on shell 1, first installation bolt 73 is separated with installation nut 74, then will Mounting rod 71 removes movable span 621, and activity template 62 can be taken out independent cleaning, increased between two neighboring fixinig plate 61 by people For the gap that manpower protrudes into, facilitate deashing.After deashing, activity template 62 is protruded into mounting groove 13 and makes 621 He of movable span Mounting rod 71 be aligned, then by mounting rod 71 pass through movable span 621 after protrude into two briquettings 72 before, finally will installation bolt 73 wear It is threadedly coupled after crossing through-hole 711 with installation nut 74, to make two briquettings 72 clamp motion bar and realize consolidating for activity template 62 It is fixed.
As shown in Figure 3, Figure 4, be fixed with fixture block 622 on side wall of the activity template 62 far from movable span 621, mounting groove 13 it is interior Wall is equipped with card slot 131, and fixture block 622 and card slot 131 are engaged by clamping.Fixture block 622 and card slot 131 play Primary Location activity template 62 Effect, be conducive to movable span 621 and mounting rod 71 and be aligned.
The working principle of the present embodiment: when high-altitude maintenance, first rotating end cap 2 separates it with shell 1, then upper lift extension rod 512 make it that arresting lever 51 and the second magnet 511 be driven to move up, until the first magnet 121 and the second magnet 511 are mutually inhaled Draw, arresting lever 51 is attracted to the downside of guide pad 12 and removes location hole 41 at this time.Then by elastic ring 331 and supporting block 323 separation are produced accommodating groove 33 for block 32 is stored using supporting block 323, then gag lever post 3 are protruded into location hole 41, end cap 2 with When shell 1 abuts, stop hole 42 and limit hole 321 are aligned, and people can make 121 He of the first magnet by pushing extension rod 512 The separation of second magnet 511, arresting lever 51 stretch out locating piece 4 after passing through limit hole 321 under the action of retaining spring 52.At this time End cap 2 is limited by locating piece 4 and will not be kept completely separate with shell 1, and service personnel is without climbing to lower to store end cap 2, inspection It repairs conveniently.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to restrict the invention, all in design structure of the invention Within think of, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of LED maintaining-free explosion-proof lamp, described including shell (1), end cap (2) and the illuminating part being mounted on shell (1) End cap (2) is threadedly coupled with shell (1), circumferentially distributed on the shell (1) to have multiple cooling fins (6), it is characterised in that: institute It states and is fixed on the side wall of end cap (2) gag lever post (3), be fixed with locating piece (4), the positioning on the side wall of the shell (1) Block (4) is equipped with the location hole (41) penetrated for gag lever post (3), the section side of being in of the gag lever post (3) and location hole (41) Shape, the side of the locating piece (4) are equipped with the retainer (5) that location hole (41) are removed for limiting gag lever post (3)；The heat dissipation Piece (6) includes spaced fixinig plate (61) and activity template (62), wherein fixinig plate (61) be integrally disposed upon on shell (1), Activity template (62) is detachably connected with shell (1) by installation part (7).
2. a kind of LED maintaining-free explosion-proof lamp according to claim 1, it is characterised in that: the retainer (5) includes wearing Arresting lever (51) in locating piece (4) one end and the retaining spring (52) that is set on arresting lever (51), the retaining spring (52) one end is fixed on arresting lever (51), the other end is fixed on locating piece (4), and one end of the locating piece (4) is equipped with Stop hole (42) through location hole (41), the arresting lever (51) pass through stop hole (42) under the action of retaining spring (52) Locating piece (4) are stretched out afterwards, the end of the gag lever post (3) is equipped with the limit hole (321) being pierced by for arresting lever (51)；When the limit Position bar (3) protrudes into location hole (41) and when end cap (2) is abutted with shell (1), and the stop hole (42) and limit hole (321) are right Together.
3. a kind of LED maintaining-free explosion-proof lamp according to claim 2, it is characterised in that: be provided on the shell (1) vertical Bar (11), the guide pad (12) being fixed on the side wall of the upright bar (11) right above arresting lever (51), the guide pad (12) lower wall is fixed with the first magnet (121), and the upper end of the arresting lever (51) is fixed with and the first magnet (121) The second magnet (511) to attract each other；It is described to stop when the first magnet (121) and the second magnet (511) attract each other Lever (51) is separated with location hole (41).
4. a kind of LED maintaining-free explosion-proof lamp according to claim 3, it is characterised in that: second magnet (511) Upside is fixed with extension rod (512), and the guide pad (12) is equipped with pilot hole (122), and the extension rod (512), which is threaded through, leads To in hole (122).
5. a kind of LED maintaining-free explosion-proof lamp according to claim 2, it is characterised in that: the inner wall of the limit hole (321) On be fixed with rubber ring (322).
6. a kind of LED maintaining-free explosion-proof lamp according to claim 2, it is characterised in that: the gag lever post (3) includes fixing Sole piece (31) on end cap (2) and it is hinged on the storage block (32) of sole piece (31) far from end cap (2) one end, the sole piece (31) it is equipped with horizontally extending accommodating groove (33), storage block (32) and the hinged end of sole piece (31) are located at storage In slot (33), limit hole (321) setting is in the one end of storage block (32) far from sole piece (31).
7. a kind of LED maintaining-free explosion-proof lamp according to claim 6, it is characterised in that: the side wall of storage block (32) On be fixed with supporting block (323), bottom wall that the thickness of the supporting block (323) is equal to accommodating groove (33) and sole piece (31) are far from receiving Receive the spacing of block (32) end face；When the storage block (32) takes in accommodating groove (33), the supporting block (323) is located at storage block (32) far from accommodating groove (33) bottom wall side and without departing from sole piece (31).
8. a kind of LED maintaining-free explosion-proof lamp according to claim 7, it is characterised in that: the week of the supporting block (323) Annular groove (324) are equipped with to side wall, the sole piece (31) is equipped with and elastic ring (331) similar in annular groove (324).
9. a kind of LED maintaining-free explosion-proof lamp according to claim 1, it is characterised in that: set on the side wall of the shell (1) Have horizontally extending mounting groove (13), the installation part (7) includes the installation for being slidably arranged in mounting groove (13) side Bar (71) and two briquettings (72) for being oppositely arranged on mounting groove (13) other side, the activity template (62) are equipped with for installation The movable span (621) that bar (71) protrudes into, two briquettings (72) by installation bolt (73) and installation nut (74) connect and between It is formed with the gap protruded into for mounting rod (71).
10. a kind of LED maintaining-free explosion-proof lamp according to claim 9, it is characterised in that: the side wall of the activity template (62) On be fixed with fixture block (622), the inner wall of the mounting groove (13) is equipped with the card slot (131) being engaged by clamping with fixture block (622).
CN201910943296.3A 2019-09-30 2019-09-30 LED maintenance-free explosion-proof lamp Active CN110486633B (en)

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CN116557814B (en) * 2023-07-07 2023-09-05 常州众天孵化器有限公司 Explosion-proof lamp capable of conveniently replacing lens outer cover

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