CN106838727B - A kind of LED projection lamp - Google Patents
A kind of LED projection lamp Download PDFInfo
- Publication number
- CN106838727B CN106838727B CN201710143488.7A CN201710143488A CN106838727B CN 106838727 B CN106838727 B CN 106838727B CN 201710143488 A CN201710143488 A CN 201710143488A CN 106838727 B CN106838727 B CN 106838727B
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- CN
- China
- Prior art keywords
- blower
- partition
- led
- air inlet
- shell
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- 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
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
- F21V29/673—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans the fans being used for intake
-
- 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
-
- 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
-
- 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
Abstract
The present invention discloses a kind of LED projection lamp, including LED lamp bead, LED drive board, lens group and shell, partition is provided in the shell, interior of shell is separated into cavity and heat dissipation cavity by the partition, the LED lamp bead, LED drive board and lens group are respectively positioned in cavity, radiator, blower rack and blower are provided in the heat dissipation cavity, the radiator and LED lamp bead are located at the obverse and reverse of partition, the assembling is on blower rack, air inlet and exhaust outlet are provided on the shell, the air inlet and exhaust outlet are connected with heat dissipation cavity；The LED projection lamp not will receive adhesion of particles dust in the air of ambient enviroment in use to be influenced.
Description
Technical field
The present invention relates to a kind of LED projection lamps.
Background technique
LED projection lamp is a kind of for projecting a pattern into the device shown under curtain or other backgrounds, extensively
Applied to places such as people's lives or work.
The air inlet and air outlet of LED projection lamp heat dissipation design in LED lamp bead and lens combination inner space, LED lamp bead,
Electronic component, lens combination become cross-ventilated channel.Due in the air of the ambient enviroment in product operation use process
Adhesion of particles dust, a large amount of particle dusts enter in LED lamp bead, lens combination inner cavity, result in the luminous flux of LED projection lamp
Be gradually reduced, projection pattern it is unintelligible.The accumulation of particle dust, particle dust become the electrolyte of electronic component, gradually damage
Electronic component.
Summary of the invention
The technical problem to be solved in the present invention is to provide in the air that one kind not will receive ambient enviroment in use
The LED projection lamp that adhesion of particles dust influences.
To solve the above problems, the present invention adopts the following technical scheme:
A kind of LED projection lamp, including LED lamp bead, LED drive board, lens group and shell, be provided in the shell every
Interior of shell is separated into cavity and heat dissipation cavity by plate, the partition, and the LED lamp bead, LED drive board and lens group are respectively positioned on sky
It is intracavitary, radiator, blower rack and blower are provided in the heat dissipation cavity, the radiator and LED lamp bead are located at partition
Obverse and reverse, the assembling on blower rack, being provided with air inlet and exhaust outlet on the shell, the air inlet and
Exhaust outlet is connected with heat dissipation cavity.
Preferably, the LED lamp bead back side is provided with heat-radiating substrate, the heat-radiating substrate back side is provided with pin, institute
It states pin to be arranged through partition, in the pin insertion radiator, by being provided with pin, and pin at the heat-radiating substrate back side
It is inserted into radiator, can allow the heat in LED lamp bead is good to be transmitted on radiator.
Preferably, the plate-like setting of blower rack, it is provided with the mounting hole to match with blower on the blower rack,
In the blower insertion mounting hole, heat dissipation cavity is separated into inlet plenum and exhaust chamber, the air inlet and exhaust by the blower rack
Mouthful be connected to respectively with inlet plenum and exhaust chamber, when work, the indoor air of air inlet is constantly blown to and is vented indoor heat dissipation by blower
On device, then it is discharged from exhaust outlet.
Preferably, the shell and partition are that integral type is arranged, shell and partition stable connection are reliable, and shell and
The structure air-tightness of partition integral type is good.
Preferably, the slot for being provided with sealing rubber ring on the radiator and matching with pin, the slot position
Agree with slot, the sealing with what sealing rubber ring matched in being provided in the region that sealing rubber ring surrounds on the partition
Rubber ring insertion agrees in slot, and by being provided with sealing rubber ring and agreeing with slot, sealing rubber ring insertion can rise after agreeing with slot
To good sealing effect, it can effectively prevent gas and dust and entered in cavity between pin and partition.
Preferably, being provided with lug boss in the air inlet, filter cotton, the filter cotton are provided in the air inlet
Be in the form of a column setting, be provided with the groove to match with lug boss on the filter cotton, in the lug boss insertion groove, by
Filter cotton is provided in air inlet can play good filter effect, can effectively prevent dust and enter in inlet plenum,
And filter cotton is connected by lug boss with groove with air inlet, and filter cotton stable connection is not easy to fall when in use.
Preferably, the heat-radiating substrate and pin are integral type setting, the pin surface is coated with unsintered tape, radiates
Substrate and pin configuration are stablized, and by pin surface be coated with unsintered tape can be enhanced it is closed with partition junction
Property, it effectively prevent gas and dust in heat dissipation cavity to enter in cavity.
Preferably, the obverse and reverse of the blower rack posts the waterproof ventilated membrane for covering blower, by
The obverse and reverse of blower rack posts the waterproof ventilated membrane for covering blower, can effectively prevent liquid and touches wind
Machine, along with LED lamp bead, LED drive board and lens group are respectively positioned in cavity, and liquid is difficult to enter in cavity, so that
It is whole that there is good waterproof effect, it can use under rainy day environment outdoors.
The invention has the benefit that being difficult to enter the particle dust in air by using the mode of isolation
Cavity pollute the LED lamp bead in cavity, LED drive board and lens group will not by surrounding air environment, extends this and uses the longevity
Life can effectively guarantee that using effect and stability not will receive the influence of surrounding air environment pollution, reduce the product
Maintenance cost, in addition, by being provided with pin at the heat-radiating substrate back side, and in pin insertion radiator, LED light can be made
Heat on pearl good can be transmitted on radiator.The mounting hole to match with blower is provided on blower rack, blower is inserted
Enter in mounting hole, heat dissipation cavity is separated into inlet plenum and exhaust chamber by blower rack, air inlet and exhaust outlet respectively with inlet plenum and row
Gas chamber connection, when work, blower constantly blows to air inlet indoor air on the indoor radiator of exhaust, then arranges from exhaust outlet
Out.Shell and partition are integral type setting, and shell and partition stable connection are reliable, and the structure gas of shell and partition integral type
Close property is good.The slot for being provided with sealing rubber ring on radiator and matching with pin, slot are located at what sealing rubber ring surrounded
It is provided in region, on partition and agrees with slot with what sealing rubber ring matched, sealing rubber ring insertion agrees in slot, passes through setting
There is sealing rubber ring and agree with slot, sealing rubber ring insertion can play good sealing effect after agreeing with slot, can be effective
Prevent gas and dust from entering in cavity between pin and partition.Lug boss, setting in air inlet are provided in air inlet
There is filter cotton, filter cotton is in the form of a column setting, and the groove to match with lug boss is provided on filter cotton, and lug boss is inserted into groove
It is interior, good filter effect can be played by being provided with filter cotton in air inlet, dust is can effectively prevent and enters
In inlet plenum, and filter cotton is connected by lug boss with groove with air inlet, and filter cotton stable connection is not easy when in use
It falls.Heat-radiating substrate and pin are integral type setting, and pin surface is coated with unsintered tape, and heat-radiating substrate and pin configuration are stablized, and
And airtightness with partition junction, the gas effectivelying prevent in heat dissipation cavity can be enhanced by being coated with unsintered tape in pin surface
Body and dust enter in cavity.The obverse and reverse of blower rack posts the waterproof ventilated membrane for covering blower, by
The obverse and reverse of blower rack posts the waterproof ventilated membrane for covering blower, can effectively prevent liquid and touches wind
Machine, along with LED lamp bead, LED drive board and lens group are respectively positioned in cavity, and liquid is difficult to enter in cavity, so that
It is whole that there is good waterproof effect, it can use under rainy day environment outdoors.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of schematic diagram of internal structure of LED projection lamp of the present invention；
Fig. 2 is a kind of LED lamp bead of LED projection lamp of the present invention and the connection schematic diagram of radiator；
Fig. 3 is a kind of perspective view of the filter cotton of LED projection lamp of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment 1
As shown in Figure 1, a kind of LED projection lamp, including LED lamp bead 1, LED drive board 2, lens group 3 and shell 4, LED light
Pearl 1 and LED drive board 2 are electrically connected, and LED lamp bead 1, LED drive board 2 and lens group 3 are bonded with shell 4, in the shell 4
It is provided with partition 5, the partition 5 will be separated into cavity 6 and heat dissipation cavity 7, the LED lamp bead 1, LED drive board 2 inside shell 4
It is respectively positioned in cavity 6 with lens group 3, radiator 8, blower rack 9 and blower 10, the radiator 8 is provided in the heat dissipation cavity 7
The obverse and reverse of partition 5 is located at LED lamp bead 1, the radiator 8 is bonded with partition 5 respectively with LED lamp bead 1, described
Blower 10 is installed on blower rack 9, and air inlet 11 and exhaust outlet 12, the air inlet 11 and exhaust are provided on the shell 4
Mouth 12 is connected with heat dissipation cavity 7.By using the mode of isolation, the particle dust in air is made to be difficult to enter cavity 6,
It pollute the LED lamp bead 1 in cavity 6, LED drive board 2 and lens group 3 will not by surrounding air environment, extend the service life,
It can effectively guarantee that using effect and stability not will receive the influence of surrounding air environment pollution, reduce the product repairing
Cost.
Having the beneficial effect that by using the mode of isolation for the present embodiment, is difficult to enter the particle dust in air
It to cavity, pollute the LED lamp bead in cavity, LED drive board and lens group will not by surrounding air environment, extend this and use the longevity
Life can effectively guarantee that using effect and stability not will receive the influence of surrounding air environment pollution, reduce the product
Maintenance cost.
Embodiment 2
As shown in Figure 1-3, a kind of LED projection lamp, including LED lamp bead 1, LED drive board 2, lens group 3 and shell 4, it is described
Partition 5 is provided in shell 4, the LED lamp bead 1 is electrically connected with LED drive board 2, LED lamp bead 1, LED drive board 2 and lens
Group 3 is bonded with shell 4, and partition 5 will be separated into cavity 6 and heat dissipation cavity 7, the LED lamp bead 1, LED drive board 2 inside shell 4
It is respectively positioned in cavity 6 with lens group 3, radiator 8, blower rack 9 and blower 10, the radiator 8 is provided in the heat dissipation cavity 7
The obverse and reverse of partition 5 is located at LED lamp bead 1, the blower 10 is installed on blower rack 9, is arranged on the shell 4
There are air inlet 11 and exhaust outlet 12, the air inlet 11 and exhaust outlet 12 are connected with heat dissipation cavity 7.1 back side of LED lamp bead
It is provided with heat-radiating substrate 13,13 back side of heat-radiating substrate is provided with pin 14, and the pin 14 is arranged through partition 5, described
Pin 14 is inserted into radiator 8, and by being provided with pin 14 at 13 back side of heat-radiating substrate, and pin 14 is inserted into radiator 8,
It can allow the heat in LED lamp bead 1 is good to be transmitted on radiator 8.The plate-like setting of the blower rack 9, it is described
The mounting hole (not shown) to match with blower 10 is provided on blower rack 9, the blower 10 is inserted into mounting hole, the blower
Heat dissipation cavity 7 is separated into inlet plenum (not shown) and exhaust chamber (not shown) by frame 9, the air inlet 11 and exhaust outlet 12 respectively with
Inlet plenum is connected to exhaust chamber, and when work, blower 10 constantly blows to air inlet indoor air on the indoor radiator 8 of exhaust,
Then it is discharged from exhaust outlet 12.The shell 4 is integral type setting with partition 5, and shell 4 and 5 stable connection of partition are reliable, and
Shell 4 and the structure air-tightness of 5 integral type of partition are good.Be provided on the radiator 8 sealing rubber ring 15 and with 14 phase of pin
The slot (not shown) of pairing, the slot are located in the region that sealing rubber ring 15 surrounds, be provided on the partition 5 with it is close
What envelope rubber ring 15 matched agrees with slot (not shown), and the insertion of sealing rubber ring 15 agrees in slot, by being provided with sealing
Rubber ring 15 can play good sealing effect after agreeing with slot, can effectively prevent with slot, the insertion of sealing rubber ring 15 is agreed with
Only gas and dust are entered between pin 14 and partition 5 in cavity 6.Lug boss is provided in the air inlet 11 (not scheme
Show), be provided with filter cotton 16 in the air inlet, the filter cotton 16 is in the form of a column setting, be provided on the filter cotton 16 with
The groove (not shown) that lug boss matches, the lug boss is inserted into groove, by being provided with filter cotton in air inlet 11
16 can play good filter effect, can effectively prevent dust and enter in inlet plenum, and filter cotton 16 and air inlet
Mouth is connected by lug boss with groove, and 16 stable connection of filter cotton is not easy to fall when in use.The heat-radiating substrate 13 and pin
14 are arranged for integral type, and 14 surface of pin is coated with unsintered tape (not shown), heat-radiating substrate 13 and 14 stable structure of pin,
And airtightness with 5 junction of partition can be enhanced by being coated with unsintered tape on 14 surface of pin, it effectively prevent heat dissipation cavity 7
Interior gas and dust enters in cavity 6.The obverse and reverse of the blower rack 9 posts the waterproof for covering blower 10
Ventilated membrane (not shown) can effectively prevent liquid and touch blower 10, add LED lamp bead 1, LED drive board 2 and lens
Group 3 is respectively positioned in cavity 6, and liquid is difficult to enter in cavity 6, so that whole have good waterproof effect, Neng Gou
It is used under outdoor rainy day environment.By using the mode of isolation, so that the particle dust in air is difficult to enter cavity 6, make
LED lamp bead 1, LED drive board 2 and lens group 3 in cavity 6 will not be polluted by surrounding air environment, extend the service life, can
Effectively to guarantee using effect and stability not will receive the influence of surrounding air environment pollution, reduce the product repairing at
This.
Having the beneficial effect that by using the mode of isolation for the present embodiment, is difficult to enter the particle dust in air
It to cavity, pollute the LED lamp bead in cavity, LED drive board and lens group will not by surrounding air environment, extend this and use the longevity
Life can effectively guarantee that using effect and stability not will receive the influence of surrounding air environment pollution, reduce the product
Maintenance cost by being provided with pin at the heat-radiating substrate back side, and in pin insertion radiator, can make in LED lamp bead
Heat good can be transmitted on radiator.The mounting hole to match with blower, blower insertion peace are provided on blower rack
Fill in hole, heat dissipation cavity is separated into inlet plenum and exhaust chamber by blower rack, air inlet and exhaust outlet respectively with inlet plenum and exhaust chamber
Connection, when work, blower constantly blows to air inlet indoor air on the indoor radiator of exhaust, is then discharged from exhaust outlet.
Shell and partition are integral type setting, and shell and partition stable connection are reliable, and shell and the structure of partition integral type are airtight
Property is good.The slot for being provided with sealing rubber ring on radiator and matching with pin, slot are located at the area that sealing rubber ring surrounds
It is provided in domain, on partition and agrees with slot with what sealing rubber ring matched, sealing rubber ring insertion agrees in slot, by being provided with
Sealing rubber ring can play good sealing effect after agreeing with slot, can effectively prevent with slot, sealing rubber ring insertion is agreed with
Only gas and dust enter in cavity between pin and partition.It is provided with lug boss in air inlet, is provided in air inlet
Filter cotton, filter cotton are in the form of a column setting, and the groove to match with lug boss is provided on filter cotton, and lug boss is inserted into groove,
Good filter effect can be played by being provided with filter cotton in air inlet, dust is can effectively prevent and enters air inlet
Interior, and filter cotton is connected by lug boss with groove with air inlet, and filter cotton stable connection is not easy to fall when in use.
Heat-radiating substrate and pin are integral type setting, and pin surface is coated with unsintered tape, and heat-radiating substrate and pin configuration are stablized, Er Qietong
Cross and be coated with unsintered tape in pin surface airtightness with partition junction can be enhanced, the gas that effectively prevent in heat dissipation cavity and
Dust enters in cavity.The obverse and reverse of blower rack posts the waterproof ventilated membrane for covering blower, by blower
The obverse and reverse of frame posts the waterproof ventilated membrane for covering blower, can effectively prevent liquid and touches blower, then
In addition LED lamp bead, LED drive board and lens group are respectively positioned in cavity, and liquid is difficult to enter in cavity, so that whole tool
There is good waterproof effect, can use under rainy day environment outdoors.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of LED projection lamp, including LED lamp bead, LED drive board, lens group and shell, it is characterised in that: in the shell
It is provided with partition, interior of shell is separated into cavity and heat dissipation cavity, the LED lamp bead, LED drive board and lens group by the partition
It is respectively positioned in cavity, radiator, blower rack and blower is provided in the heat dissipation cavity, the radiator and LED lamp bead distinguish position
In the obverse and reverse of partition, the assembling is described on blower rack, being provided with air inlet and exhaust outlet on the shell
Air inlet and exhaust outlet are connected with heat dissipation cavity；
The LED lamp bead back side is provided with heat-radiating substrate, and the heat-radiating substrate back side is provided with pin, and the pin runs through partition
Setting, the pin are inserted into radiator；
The blower rack plate-like setting is provided with the mounting hole to match with blower, the blower insertion on the blower rack
In mounting hole, heat dissipation cavity is separated into inlet plenum and exhaust chamber by the blower rack, the air inlet and exhaust outlet respectively with air inlet
Room is connected to exhaust chamber；
The shell and partition are integral type setting；
The slot for being provided with sealing rubber ring on the radiator and matching with pin, the slot are located at seal rubber corral
At region in, be provided on the partition and agree with slot with what sealing rubber ring matched, the sealing rubber ring insertion agrees with
In slot.
2. a kind of LED projection lamp according to claim 1, it is characterised in that: be provided with lug boss, institute in the air inlet
It states and is provided with filter cotton in air inlet, the filter cotton is in the form of a column setting, is provided on the filter cotton and matches with lug boss
Groove, in lug boss insertion groove.
3. a kind of LED projection lamp according to claim 2, it is characterised in that: the heat-radiating substrate is integral type with pin
Setting, the pin surface are coated with unsintered tape.
4. a kind of LED projection lamp according to claim 3, it is characterised in that: the obverse and reverse of the blower rack pastes
There is the waterproof ventilated membrane for covering blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710143488.7A CN106838727B (en) | 2017-03-11 | 2017-03-11 | A kind of LED projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710143488.7A CN106838727B (en) | 2017-03-11 | 2017-03-11 | A kind of LED projection lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106838727A CN106838727A (en) | 2017-06-13 |
| CN106838727B true CN106838727B (en) | 2019-01-25 |
Family
ID=59144756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710143488.7A Active CN106838727B (en) | 2017-03-11 | 2017-03-11 | A kind of LED projection lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106838727B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162454A (en) * | 2020-09-28 | 2021-01-01 | 狄氏光电科技(苏州)有限公司 | Outdoor LED projection lamp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2884523Y (en) * | 2005-11-04 | 2007-03-28 | 美的集团有限公司 | Microwave sulfur lamp |
| CN103453403A (en) * | 2013-08-30 | 2013-12-18 | 张红英 | LED (light emitting diode) projection lamp with heat sink and control method of LED projection lamp |
| CN204254403U (en) * | 2014-12-11 | 2015-04-08 | 彭依彧 | A kind of LED projector lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748095A (en) * | 2010-08-06 | 2015-07-01 | 普司科Ict股份有限公司 | Optical semiconductor lighting apparatus |
-
2017
- 2017-03-11 CN CN201710143488.7A patent/CN106838727B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2884523Y (en) * | 2005-11-04 | 2007-03-28 | 美的集团有限公司 | Microwave sulfur lamp |
| CN103453403A (en) * | 2013-08-30 | 2013-12-18 | 张红英 | LED (light emitting diode) projection lamp with heat sink and control method of LED projection lamp |
| CN204254403U (en) * | 2014-12-11 | 2015-04-08 | 彭依彧 | A kind of LED projector lamp |
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| Publication number | Publication date |
|---|---|
| CN106838727A (en) | 2017-06-13 |
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