CN104421851B - Lens protective device and explosion-proof lamp containing the lens protective device - Google Patents
Lens protective device and explosion-proof lamp containing the lens protective device Download PDFInfo
- Publication number
- CN104421851B CN104421851B CN201310393323.7A CN201310393323A CN104421851B CN 104421851 B CN104421851 B CN 104421851B CN 201310393323 A CN201310393323 A CN 201310393323A CN 104421851 B CN104421851 B CN 104421851B
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- China
- Prior art keywords
- lens
- support arm
- shield
- protective device
- lamp housing
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Classifications
-
- 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
- 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
- F21V17/104—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 using feather joints, e.g. tongues and grooves, with or without friction
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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
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
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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
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
A kind of lens protective device includes the first mounting assembly, the second mounting assembly and protective acoustic cover assembly.First mounting assembly includes the first mounting rack on the surface of lens.First mounting rack includes the first shield support arm and the first lens support arm being oppositely arranged.First lens support arm is fixedly connected with lens, and is rotatably connected with lamp housing.Second mounting assembly includes the second mounting rack on the surface of lens, and the second mounting rack includes the second shield support arm and the second lens support arm being oppositely arranged, and the second lens support arm is fixedly connected with lens, and is detachably connected with lamp housing.Protective acoustic cover assembly is covered on lens, and protective acoustic cover assembly is fixedly connected with the first shield support arm and the second shield support arm.It prevents from damaging lens in assembling process, enhances the reliability of lens, and be easily installed.Also, convenient for being safeguarded to lamps and lanterns.A kind of explosion-proof lamp containing said lens protective device is also provided.
Description
Technical field
The present invention relates to a kind of guard assemblies, more particularly to a kind of lens protective device and contain the lens protective device
Explosion-proof lamp.
Background technique
In traditional explosion-proof lamp, usually tempered glass is directly installed on lamp housing, tempered glass is installed reliable
Property is poor, is easier to go wrong.For example it when Assembly part or progress lamps and lanterns maintenance, needs to open lamps and lanterns, needs to make
External force is used to tempered glass with other assembly parts, tempered glass could be disassembled.Tempered glass is easy to be damaged, and influences to prevent
The service performance of quick-fried lamps and lanterns.
Summary of the invention
Based on this, it is necessary to provide a kind of lens protective device that can be easy to disassemble.
A kind of lens protective device, for being fixedly connected with the lens of protection lamps and lanterns with lamp housing, comprising:
First mounting assembly, including the first mounting rack on the surface of the lens, first mounting rack is in U
Shape, and including the first shield support arm and the first lens support arm being oppositely arranged, the lateral surface of the first lens support arm with
The surface of the lens is opposite, and is fixedly connected with the lens, and the end of the first lens support arm protrudes from the lens
Edge, and for being rotatably connected with lamp housing；
Second mounting assembly, including the second mounting rack on the surface of the lens, second mounting rack is in U
Shape, and including the second shield support arm and the second lens support arm being oppositely arranged, the lateral surface of the second lens support arm with
The surface of the lens is opposite, and is fixedly connected with the lens, and the end of the second lens support arm protrudes from the lens
Edge, and for being detachably connected with lamp housing；And
Protective acoustic cover assembly is covered on the lens, the protective acoustic cover assembly and the first shield support arm and second
Shield support arm is fixedly connected.
In a wherein embodiment, first mounting assembly further includes shaft, the end of the first lens support arm
Equipped with two opposite lugs, bracket is correspondingly provided on the lamp housing, the shaft passes through the lug and bracket, and described first thoroughly
Mirror support arm is rotatably connected with the lamp housing.
In a wherein embodiment, first mounting assembly further includes circlip, and the circlip is set in the shaft,
Prevent the shaft axially movable.
In a wherein embodiment, second mounting assembly further includes connecting rod and turncap, the connecting rod
One end offers through-hole perpendicular to the axial direction of the connecting rod, and the connecting rod is equipped with external screw thread, the second lens support arm
End is equipped with crossbeam, and the connecting rod is sheathed on the crossbeam by the through-hole, can be rotated with the second lens support arm
It connects, is correspondingly provided with clamping part on the lamp housing, the clamping part offers card slot, and the connecting rod can be contained in the card slot
Interior, the turncap is threadedly coupled with the connecting rod, and the turncap, which screws, abuts against the clamping part with the crossbeam
So that the second lens support arm is fastenedly connected with the lamp housing, the turncap is unscrewed, the connecting rod can screw out the card
Slot, the second lens support arm and the lamp housing are detached from.
In a wherein embodiment, first mounting assembly and/or the second mounting assembly further include fastener, described
First mounting rack and/or the second mounting rack are equipped with pillar, and the pillar is set to the first lens support arm and/or the second lens branch
On the one side of the closely described lens of arm rest, and the free end of the pillar passes through the lens and connect with the fastener, makes institute
It states the first lens support arm and/or the second lens support arm is fixedly connected with the lens.
In a wherein embodiment, first mounting assembly and/or the second mounting assembly further include rubber sleeve, described
Rubber sleeve is sheathed on the pillar.
In a wherein embodiment, first mounting assembly and/or the second mounting assembly further include rubber layer, described
Rubber layer is set to the first lens support arm and/or the second lens support arm on the side of the lens, the rubber layer with
The surface of the lens abuts against.
In a wherein embodiment, the protective acoustic cover assembly includes shield and multiple tablettings, and the shield is net
Trellis, the tabletting are fixed on the shield, the first shield support arm and the second shield support arm respectively with institute
Tabletting is stated to be fixedly connected.
In a wherein embodiment, the end of the first shield support arm is equipped with the first bending part, and described second is anti-
The end of shield support arm is equipped with the second bending part, and first bending part is bent towards the first lens support arm, and described second
Bending part is bent towards the second lens support arm, and the height of first bending part is less than the first shield support arm and institute
The distance between first lens support arm is stated, the height of second bending part is less than the second shield support arm and described second
The distance between lens support arm.
A kind of explosion-proof lamp containing the lens protective device is also provided.
Explosion-proof lamp containing said lens protective device has at least the following advantages compared with traditional explosion-proof lamp:
Firstly, the lens outer surface of explosion-proof lamp is equipped with lens protective device, which can protect lens
It is damaged from the external world.Also, the lens protective device is connected by the first mounting assembly and the second mounting assembly and protective acoustic cover assembly
It connects, avoids preventing from damaging lens in assembling process using other Assembly parts, enhance the reliability of lens, and
It is easily installed.
Also, the first mounting assembly is rotatably connected with lamp housing, and the second mounting assembly is detachably connected with lamp housing, works as needs
When safeguarding lamps and lanterns, it only need to dismantle the second mounting assembly, be rotatably connected by the first mounting assembly with lamp housing, i.e., it is openable
Shield, so that lamps and lanterns are safeguarded, it is easy to operate, it is convenient for safeguarding.
Again, when lens protective device is opened, the turncap in the second mounting assembly of lamp housing side only need to be loosened,
Connecting rod is shaken into out card slot.When rotation, the shaft in the first mounting assembly by being located at the lamp housing other side is realized.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the explosion-proof lamp of an embodiment；
Fig. 2 is the decomposition texture schematic diagram of explosion-proof lamp shown in FIG. 1；
Fig. 3 is the structural schematic diagram of the another side of explosion-proof lamp shown in FIG. 1；
Fig. 4 is that the lens protective device of explosion-proof lamp shown in FIG. 1 and the quick-fried of lens subassembly shine figure.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
Fig. 1 and Fig. 2 are please referred to, the explosion-proof lamp 10 of present embodiment includes lamp housing 11, lens subassembly 14 and lens protection
Device 19.Lens protective device 19 is fixedly connected with the lens for protecting explosion-proof lamp 10 with lamp housing 11.It is appreciated that the lens
Protective device 19 can be also used for the other kinds of lamps and lanterns containing lens.Here for facilitate understand, with explosion-proof lamp 10 into
Row explanation.
Please refer to Fig. 3, lamp housing 11 offers light-source chamber.Light-source chamber be it is semi-enclosed, the opening of light-source chamber is light
Mouthful.The opposite sides of lamp housing 11 is respectively equipped with bracket 12 and clamping part 13.Bracket 12 protrudes from the outside of lamp housing 11.Bracket 12 is
Claw type.Clamping part 13 is to be formed with card slot 13b between two protrusion 13a, two protrusion 13a being oppositely arranged.It is appreciated that clamping part
13 can also be other structures.Clamping part 13 can also be to offer card slot 13b on one piece of protrusion 13a, raised 13a.Lamp housing 11
On be additionally provided with connection frame, explosion-proof lamp 10 is fixedly connected by connection frame with extraneous supporter.
Please refer to Fig. 4, lens subassembly 14 includes lens 15 and sealing ring 17.Lens protective device 19 is covered on lens
On 15.Lens 15 are contained in sealing ring 17, and sealing ring 17 coats the edge of lens 15.Lens 15 are set to the light-emitting window of lamp housing 11
Place, lens 15 are fixed on lamp housing 11.Bolt hole is offered on lens 15 (figure is not marked).Sealing ring 17 makes lens 15 and lamp housing
11 can be tightly connected, and prevent explosion-proof lamp 10 from gap occur, influence the air-tightness of explosion-proof lamp 10.Specifically, lens 15 are
Tempered glass, it will be understood that according to different use requirements, lens 15 can be with convex lens, concavees lens etc..
Lens protective device 19 includes the first mounting assembly 100, the second mounting assembly 200 and protective acoustic cover assembly 300.
First mounting assembly 100 includes the first mounting rack 110, rubber sleeve 120, rubber pad 130, shaft 140, circlip 150
And fastener 190.
First mounting rack 110 is in U-shape.First mounting rack 110 include the first shield support arm 111 and be oppositely arranged first
Lens support arm 112.First mounting rack 110 is set on the surface of lens 15.The lateral surface of first lens support arm 112 and lens 15
Surface is opposite, and is fixedly connected with lens 15.The end of first lens support arm 112 protrudes from the edge of lens 15, and for
Lamp housing 11 is rotatably connected.The end of first shield support arm 111 is equipped with the first bending part 113.First bending part 113 is towards
The bending of one lens support arm 112.The height of first bending part 113 less than the first shield support arm 111 and the first lens support arm 112 it
Between distance.When deformation occurs for the first shield support arm 111, the first bending part 113 can be with 212 phase of the second lens support arm
Contact, then the second bending part 213 can play the role of supporting the first shield support arm 111, prevent the first shield support arm 111
Severely deformed, the first mounting rack 110 of damage occurs.
First mounting rack 110 further includes the first pillar 114.First pillar 114 is set to the first lens support arm 112 close to lens
On 15 one side.The free end of first pillar 114 passes through lens 15 and connect with fastener 190, make the first lens support arm 112 and
Lens 15 are fixedly connected.Rubber sleeve 120 is sheathed on the first pillar 114.Since lens 15 are equipped with the first pillar 114 of receiving
Bolt hole, rubber sleeve 120 can be contained in bolt hole, and be squeezed by fastener 190, on the salable lens 15 of rubber sleeve 120
Bolt hole, to guarantee the air-tightness of explosion-proof lamp.
It is appreciated that the first pillar 114 can be omitted, the first lens support arm 112 can also be set to lens 15 by bonding
Surface on.
First rubber layer 115 is set to the first lens support arm 112 on the one side of lens 15, the first rubber layer 115 with
The surface of lens 15 abuts against.When the first lens support arm 112 is placed on lens 15, the first rubber layer 115 can guarantee
One lens support arm 112 can with lens 15 are good contacts, guarantee uniform force, prevent the first lens support arm 112 from damaging lens
15 surface.
First mounting assembly 100 further includes rubber pad 130.Rubber pad 130 is sheathed on the first pillar 114.Rubber pad 130
Can buffer fastener 190 to the pressure of lens 15, guarantee that fastener 190 can be fastenedly connected with the first pillar 114.Also, rubber
Rubber mat 130 can increase the leakproofness of explosion-proof lamp 10.
The end of first lens support arm 112 is opposite to be equipped with two lugs 116.
Shaft 140 passes through the bracket 12 on lug 116 and lamp housing 11, and the first lens support arm 112 rotatably connects with lamp housing 11
It connects.
It is appreciated that shaft 140 can be omitted.Lug 116 is equipped with convex cone, and convex cone is contained in the through-hole of bracket, together
Sample can make the first lens support arm 112 be rotatably connected with lamp housing 11.
Circlip 150 is set in shaft 140.Circlip 150 prevents shaft 140 axially movable.
Second mounting assembly 200 includes the second mounting rack 210, rubber sleeve 120, rubber pad 130, connecting rod 240, turncap
250 and gasket 260.
Second mounting rack 210 is in U-shape.Second mounting rack 210 include the second shield support arm 211 and be oppositely arranged second
Lens support arm 212.Second mounting rack 210 is set on the surface of lens, the lateral surface of the second lens support arm 212 and the table of lens 15
Face is opposite, and is fixedly connected with lens 15.The end of second lens support arm 212 protrudes from the edge of lens 15, and is used for and lamp
Shell 11 is detachably connected.
The end of second shield support arm 211 is equipped with the second bending part 213, and the second bending part 213 is towards the second lens branch
Arm 212 bends, the height of the second bending part 213 less than between the second shield support arm 211 and the second lens support arm 212 away from
From.When deformation occurs for the second shield support arm 211, the second bending part 213 can be in contact with the second lens support arm 212,
Then the second bending part 213 can play the role of supporting the second shield support arm 211, prevent the second shield support arm 211 from occurring
It is severely deformed, damage the second mounting rack 210.
Second mounting rack 210 further includes the second pillar 214.Second pillar 214 is set to the second lens support arm 212 close to lens
One side on, and the free end of the second pillar 214 passes through lens 15 and connect with fastener 190, make the second lens support arm 212 and
Lens 15 are fixedly connected.Rubber sleeve 120 is sheathed on the second pillar 214.Since lens 15 are equipped with the second pillar 214 of receiving
Bolt hole, rubber sleeve 120 can be contained in bolt hole, and be squeezed by fastener 190, on the salable lens 15 of rubber sleeve 120
Bolt hole, to guarantee the air-tightness of explosion-proof lamp 10.
Second mounting assembly 200 further includes rubber pad 130.Rubber pad 130 is sheathed on the second pillar 214.Rubber pad 130
Can buffer fastener 190 to the pressure of lens 15, guarantee that fastener 190 can be fastenedly connected with the second pillar 214.Also, rubber
Rubber mat 130 can increase the leakproofness of explosion-proof lamp 10.
It is appreciated that the second pillar 214 can be omitted, the second lens support arm 212 can also be set to lens 15 by bonding
Surface on.Second rubber layer 215 is set to the second lens support arm 212 on the one side of lens, the second rubber layer 215 with thoroughly
The surface of mirror 15 abuts against.When the second lens support arm 212 is placed on lens 15, the second rubber layer 215 can guarantee second
Lens support arm 212 can with lens 15 are good contacts, guarantee uniform force, prevent the second lens support arm 212 from damaging lens 15
Surface.Also, the second rubber layer 215 increases the leakproofness of explosion-proof lamp 10, prevents from the outer side seal bolt hole of lens 15
The air-tightness of explosion-proof lamp is influenced due to offering bolt hole.
One end of connecting rod 240 offers through-hole 241 perpendicular to the axial direction of connecting rod 240.Connecting rod 240 is equipped with outer spiral shell
Line.The end of second lens support arm 212 is equipped with crossbeam 217, and connecting rod 240 is sheathed on crossbeam 217 by through-hole 241.Connection
Bar 240 is rotatably connected with the second lens support arm 212.The both ends of crossbeam are thick portion (figure is not marked), and the centre of crossbeam is thin portion (figure
It does not mark).The thin portion of crossbeam 217 is contained in through-hole 241, is abutted against on the inside of the side wall of through-hole 241 and the thick portion of crossbeam 217,
Move connecting rod will not along the axial direction of crossbeam.Clamping part 13 on lamp housing 11 is oppositely arranged with connecting rod 240.Connecting rod
240 can be contained in the card slot 13b of clamping part 13.Connecting rod will not along crossbeam axial direction move, guarantee connecting rod 240 and
The opening of card slot 13b is opposite.
Turncap 250 is equipped with internal screw thread.The lateral wall of turncap 250 is equipped with rotating handle 251.Turncap 250 with connect
Bar 240 is threadedly coupled.When installation, turncap 250 is screwed by rotating handle 251, abuts against clamping part 13 with crossbeam
So that the second lens support arm 212 is fastenedly connected with lamp housing 11.When disassembly, unscrew turncap 250 by rotating handle 251,
Connecting rod 240 can screw out card slot 13b, and the second lens support arm 212 is detached from lamp housing 11.
It is appreciated that turncap 250 can be omitted.One end of connecting rod 240 can be made by circlip or nut etc.
Second lens support arm 212 is detachably connected with lamp housing 11.
Gasket 260 is set in connecting rod 240.When screwing rotating handle 251, gasket 160 can be connected to protrusion 13
Between rotating handle 251, guarantee the tightness of connection.
Protective acoustic cover assembly 300 includes shield 310 and multiple tablettings 320.Shield 310 is latticed.Specifically, protection
Cover 310 is by standard round steel cutting, welding fabrication.Tabletting 320 is fixed on shield 310.The number of tabletting 320 is more than or equal to
The sum of first mounting assembly 100 and the second mounting assembly 200.Protective acoustic cover assembly 300 is covered on the surface of lens 15.Specifically
Ground, protective acoustic cover assembly 300 are covered in the first mounting assembly 100 and the second mounting assembly 200.Tabletting 320 is respectively relative to
One shield support arm 111 and the setting of the second shield support arm 211.Screw passes through tabletting 320 and the first shield support arm 111 or the
Two shield support arms 211 are fixedly connected with the first shield support arm 111 or the second shield support arm 211 with tabletting 320.Protection
Shade assembly 300 is fixedly connected by tabletting 320 with the first shield support arm 111 and the second shield support arm 211.
It is appreciated that tabletting 320 can be omitted, the first shield support arm 111 and the second shield support arm 211 can directly with
The round steel of shield 310 is fixedly connected.The round steel of first shield support arm 111 and the second shield support arm 211 and shield 310
Welding, bonding.
Specifically in the present embodiment, the first mounting assembly 100 is two, and the second mounting assembly 200 is two, tabletting
320 be four.It is appreciated that the first mounting assembly 100 can also be one or three etc..Similarly, the second mounting assembly 200 is gone back
It can be one or three etc..
10 phase of explosion-proof lamp of the lens protective device 19 use state and present embodiment on other kinds of lamps and lanterns
Seemingly, details are not described herein.Firstly, 15 outer surface of lens of explosion-proof lamp 10 is equipped with lens protective device 19, lens protection dress
Setting 19 can protect lens 15 from external world's damage.Also, the lens protective device 19 passes through the first mounting assembly 100 and second
Mounting assembly 200 is connect with protective acoustic cover assembly 300, during the installation process, avoids preventing from assembling using other Assembly parts
Lens 15 are damaged in journey, enhance the reliability of lens 15, and are easily installed.
Also, the first mounting assembly 100 is rotatably connected with lamp housing 11, and the second mounting assembly 200 and lamp housing 11 are detachable
Connection only need to dismantle the second mounting assembly 200, pass through the first mounting assembly 100 and lamp housing when needing to safeguard lamps and lanterns 10
11 are rotatably connected, i.e., openable shield 310, so that lamps and lanterns are safeguarded, it is easy to operate, it is convenient for safeguarding.
Again, it when lens protective device 19 is opened, need to only loosen in the second mounting assembly 200 of 11 side of lamp housing
Connecting rod 240 is shaken out card slot 13b by turncap 250.Then, then pass through be located at 11 other side of lamp housing the first mounting assembly 100
On shaft 140 realize that protective acoustic cover assembly 300 can be rotated relative to lens 15, so that lens protective device 19 be opened, thus
Lens 15 and explosion-proof lamp 10 are safeguarded.
Only several embodiments of the present invention are expressed for embodiment described above, and the description thereof is more specific and detailed, but
It cannot be construed as a limitation to the scope of the present invention.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to of the invention
Protection scope.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of lens protective device, for being fixedly connected with the lens of protection lamps and lanterns with lamp housing characterized by comprising
First mounting assembly, including the first mounting rack on the surface of the lens, first mounting rack is in U-shape, institute
Stating the first mounting rack includes the first shield support arm and the first lens support arm being oppositely arranged, the outside of the first lens support arm
Face is opposite with the surface of the lens, and is fixedly connected with the lens, and the end of the first lens support arm protrudes from described
The edge of lens, and for being rotatably connected with lamp housing；
Second mounting assembly, including the second mounting rack on the surface of the lens, second mounting rack is in U-shape, institute
Stating the second mounting rack includes the second shield support arm and the second lens support arm being oppositely arranged, the outside of the second lens support arm
Face is opposite with the surface of the lens, and is fixedly connected with the lens, and the end of the second lens support arm protrudes from described
The edge of lens, and for being detachably connected with lamp housing；And
Protective acoustic cover assembly is covered on the lens, the protective acoustic cover assembly and the first shield support arm and the second protection
Cover support arm is fixedly connected；
Second mounting assembly further includes connecting rod and turncap, the axis of one end of the connecting rod perpendicular to the connecting rod
To through-hole is offered, the connecting rod is equipped with external screw thread, and the end of the second lens support arm is equipped with crossbeam, and the connecting rod is logical
It crosses the through-hole to be sheathed on the crossbeam, is rotatably connected with the second lens support arm, folder is correspondingly provided on the lamp housing
Portion is held, the clamping part offers card slot, and the connecting rod can be contained in the card slot, the turncap and the connecting rod
Be threadedly coupled, the turncap screw abut against the clamping part with the crossbeam so that the second lens support arm with it is described
Lamp housing is fastenedly connected, and unscrews the turncap, and the connecting rod can screw out the card slot, the second lens support arm and the lamp
Shell is detached from.
2. lens protective device according to claim 1, which is characterized in that first mounting assembly further includes shaft,
The end of the first lens support arm is equipped with two opposite lugs, and bracket is correspondingly provided on the lamp housing, and the shaft passes through institute
Lug and bracket are stated, the first lens support arm is rotatably connected with the lamp housing.
3. lens protective device according to claim 2, which is characterized in that first mounting assembly further includes circlip,
The circlip is set in the shaft, prevents the shaft axially movable.
4. lens protective device according to claim 1, which is characterized in that first mounting assembly and/or the second peace
Arrangement further includes fastener, and first mounting rack and/or the second mounting rack are equipped with pillar, and the pillar is set to described first
Lens support arm and/or the second lens support arm are on the one side of the lens, and the free end of the pillar is across described
Mirror is connect with the fastener, is fixedly connected with the first lens support arm and/or the second lens support arm with the lens.
5. lens protective device according to claim 4, which is characterized in that first mounting assembly and/or the second peace
Arrangement further includes rubber sleeve, and the rubber sleeve is sheathed on the pillar.
6. lens protective device according to claim 1, which is characterized in that first mounting assembly and/or the second peace
Arrangement further includes rubber layer, and the rubber layer is set to the first lens support arm and/or the second lens support arm close to described
On the side of mirror, the rubber layer and the surface of the lens are abutted against.
7. lens protective device according to claim 1, which is characterized in that the protective acoustic cover assembly includes shield and more
A tabletting, the shield be it is latticed, the tabletting is fixed on the shield, the first shield support arm and the
Two shield support arms are fixedly connected with the tabletting respectively.
8. lens protective device according to claim 1, which is characterized in that the end of the first shield support arm is equipped with
First bending part, the end of the second shield support arm are equipped with the second bending part, and first bending part is towards described first
The bending of lens support arm, second bending part are bent towards the second lens support arm, and the height of first bending part is less than
The distance between the first shield support arm and the first lens support arm, the height of second bending part are less than described the
The distance between two shield support arms and the second lens support arm.
9. a kind of explosion-proof lamp characterized by comprising
The lamp housing；
The lens, at the light-emitting window of the lamp housing, the lens are fixed on the lamp housing；And
Lens protective device as described in claim 1~8 any one, the lens guard covers are in the lens
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310393323.7A CN104421851B (en) | 2013-09-02 | 2013-09-02 | Lens protective device and explosion-proof lamp containing the lens protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310393323.7A CN104421851B (en) | 2013-09-02 | 2013-09-02 | Lens protective device and explosion-proof lamp containing the lens protective device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104421851A CN104421851A (en) | 2015-03-18 |
| CN104421851B true CN104421851B (en) | 2018-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310393323.7A Active CN104421851B (en) | 2013-09-02 | 2013-09-02 | Lens protective device and explosion-proof lamp containing the lens protective device |
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| Country | Link |
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| CN (1) | CN104421851B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174182A (en) * | 2019-04-17 | 2020-05-19 | 海洋王照明科技股份有限公司 | Mining explosion-proof LED lamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1949130A (en) * | 2005-10-13 | 2007-04-18 | 富士通西门子电脑股份有限公司 | Locking device |
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| CN104165286A (en) * | 2013-05-20 | 2014-11-26 | 深圳市海洋王照明工程有限公司 | Lighting lamp structure for ship |
| CN104180315A (en) * | 2013-05-20 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | Anti-explosion lamp structure |
| CN104180340A (en) * | 2013-05-20 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | Anti-explosion lamp structure |
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| CN1949130A (en) * | 2005-10-13 | 2007-04-18 | 富士通西门子电脑股份有限公司 | Locking device |
| CN101900255A (en) * | 2009-05-27 | 2010-12-01 | 海洋王照明科技股份有限公司 | Lamp |
| DE102009047489B4 (en) * | 2009-12-04 | 2013-07-11 | Osram Gmbh | light module |
| CN101915378A (en) * | 2010-06-28 | 2010-12-15 | 海洋王照明科技股份有限公司 | Anti-explosion marker lamp |
| CN101852359A (en) * | 2010-06-29 | 2010-10-06 | 海洋王照明科技股份有限公司 | Lamp structure |
| CN102840465A (en) * | 2011-06-23 | 2012-12-26 | 海洋王照明科技股份有限公司 | Lighting device |
| CN103032713A (en) * | 2011-09-28 | 2013-04-10 | 海洋王照明科技股份有限公司 | Explosion-proof LED (light emitting diode) lighting module and combination thereof |
| CN202319821U (en) * | 2011-11-18 | 2012-07-11 | 上海东裕电动车有限公司 | Vehicle window opening device and electric vehicle |
| CN104165286A (en) * | 2013-05-20 | 2014-11-26 | 深圳市海洋王照明工程有限公司 | Lighting lamp structure for ship |
| CN104180315A (en) * | 2013-05-20 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | Anti-explosion lamp structure |
| CN104180340A (en) * | 2013-05-20 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | Anti-explosion lamp structure |
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| CN104421851A (en) | 2015-03-18 |
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