CN206610829U

CN206610829U - A kind of LED encapsulation closed elargol dosing apparatus

Info

Publication number: CN206610829U
Application number: CN201720233049.0U
Authority: CN
Inventors: 王美燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-03-10
Filing date: 2017-03-10
Publication date: 2017-11-03
Anticipated expiration: 2027-03-10

Abstract

The utility model is related to a kind of LED encapsulation elargol dosing apparatus, more particularly to a kind of LED encapsulation closed elargol dosing apparatus.The technical problems to be solved in the utility model is to provide LED encapsulation closed elargol dosing apparatus that is a kind of safe and can carrying out Multi-stage stirring preparation.In order to solve the above-mentioned technical problem, the utility model provides such a LED encapsulation closed elargol dosing apparatus, includes preparation case, covers tightly mechanism, switching mechanism, first bearing seat, pole, motor etc.；Box top is prepared provided with mechanism is covered tightly, bottom portion is prepared and is provided with switching mechanism, symmetrical be connected with first bearing seat, first bearing seat on the inside of case is prepared and is connected with the first bull stick, the first bull stick passes through the first bearing seat on right side.The utility model is provided with covers tightly mechanism first, by the way that the first cover plate and the second cover plate are merged so that after the second fixture block and the first fixture block are mutually blocked, you can realizes to close and prepares case.

Description

A kind of LED encapsulation closed elargol dosing apparatus

Technical field

Match somebody with somebody the present invention relates to a kind of LED encapsulation elargol dosing apparatus, more particularly to a kind of LED encapsulation closed elargol Control equipment.

Background technology

LED encapsulation technologies are mostly development and differentiation in Discrete device packaging technical foundation, but have very big Particularity.Generally, the tube core of discrete device is sealed in packaging body, the effect of encapsulation be mainly protection tube core and Complete electric interconnection.And LED encapsulation is then to complete output electric signal, tube core normal work, output are protected：The function of visible ray, Existing electrical parameter, the design and technical requirements for having optical parameter again, it is impossible to discrete device is simply packaged for LED.

A kind of mechanical mixture that silver paste is made up of particulate, adhesive, solvent, the auxiliary agent of the argent of high-purity Thick slurry.Conductive silver paste is very strict to the requirement of its component.The height of its quality, the number of content, with And shape, size suffer from substantial connection to silver paste performance.

Due in the production technology to LED, it is necessary to be packaged by silver paste, so as to prepared to silver paste During, it is to be carried out under conditions of not closed, so, without certain safeguard procedures, security is low.

Therefore need badly and research and develop LED encapsulation closed silver a kind of safe and that Multi-stage stirring preparation can be carried out Glue dosing apparatus, to overcome, security is low in the prior art and can not carry out the shortcoming of Multi-stage stirring preparation.

The content of the invention

(1) technical problem to be solved

Security is low in the prior art and can not carry out the shortcoming of Multi-stage stirring preparation, this hair in order to overcome by the present invention The bright technical problem to be solved is to provide LED that is a kind of safe and can carrying out Multi-stage stirring preparation and encapsulated with closed Formula elargol dosing apparatus.

(2) technical scheme

In order to solve the above-mentioned technical problem, the invention provides such a LED encapsulation closed elargol dosing apparatus, Include preparation case, cover tightly mechanism, switching mechanism, first bearing seat, pole, motor, the first bull stick, the first sealing ring and first Puddler, prepares box top provided with mechanism is covered tightly, prepares bottom portion and be provided with switching mechanism, prepare symmetrical on the inside of case be connected with The first bull stick is connected with first bearing seat, first bearing seat, the first bull stick passes through the first bearing seat on right side, prepares on the right side of case Top is connected with pole, and pole bottom is provided with motor, and the output shaft of motor is connected with the first bull stick, is uniformly connected on the first bull stick The first puddler is connected to, the first puddler, which is located at, to be prepared in case, and the both sides up and down of the first bull stick are symmetrical to be cased with the first sealing Enclose, and the first sealing ring is installed on the wall of left and right two for preparing case.

Preferably, cover tightly mechanism and include first baffle, the first cover plate, the second cover plate, the first fixture block and the second fixture block, match somebody with somebody Box top processed, which is connected with first baffle, first baffle, is provided with first through hole, and gemel connection is passed through in the left wall of first baffle Mode is connected with the first cover plate, and the outside of the first cover plate, which is uniformly connected with the first fixture block, the right wall of first baffle, passes through hinge The mode of connection is connected with the second cover plate, and the outside of the second cover plate is uniformly connected with the second fixture block, the second fixture block and the first fixture block Coordinate, and the position of the second fixture block and the first fixture block is mutually staggered.

Preferably, switching mechanism includes second baffle, and the bottom wall for preparing case is provided with the second through hole, prepares bottom portion right-hand member Second baffle is connected with by way of gemel connection, the mode that the left end of second baffle is bolted is fixed on preparation case Bottom left end.

Preferably, also include gear, second bearing seat, the second bull stick, the second sealing ring and the second puddler, prepare case Inner side is symmetrical to be connected with second bearing seat, and second bearing seat is located in the underface of first bearing seat, second bearing seat and connected The second bull stick is connected to, the second bull stick passes through the second bearing seat on right side, and the right-hand member of the second bull stick is all connected with the first bull stick right part There is gear, and the second bull stick is engaged with the gear on the first bull stick, and the both sides up and down of the second bull stick are symmetrical to be cased with second Sealing ring, and the second sealing ring be installed in prepare case the wall of left and right two on, the second sealing ring be located at the first sealing ring lower potion.

Preferably, spring and inserted link, the first fixture block and the second fixture block of top side and the first card of lower side are also included Third through-hole, and the first fixture block and the second fixture block and the first fixture block of lower side of top side are provided with block and the second fixture block Same vertical horizontal line is in third through-hole is provided with the second fixture block, the front and rear sides right part of the first cover plate is symmetrically connected with bullet Spring, the end of spring is respectively connected with inserted link, and inserted link both passes through third through-hole.

Preferably, the material for preparing case is high-quality steel, surface covering zinc layers.

Operation principle：During using this equipment, workman adds a certain amount of tree by covering tightly in mechanism dealing preparation case first Aliphatic radical body and appropriate silver powder, then rotated by controlled motor, to drive the first bar rotation, and then the first bull stick drives first Puddler is rotated, to complete the preparation to silver paste.Completed when preparing, after controlled motor is stopped, workman passes through switching on and shutting down Structure, to be collected to preparing the silver paste prepared in case.

Because covering tightly mechanism includes first baffle, the first cover plate, the second cover plate, the first fixture block and the second fixture block, prepare Box top, which is connected with first baffle, first baffle, is provided with first through hole, passes through the side of gemel connection in the left wall of first baffle Formula is connected with the first cover plate, and the outside of the first cover plate is uniformly connected with the first fixture block, the right wall of first baffle to be connected by hinge The mode connect is connected with the second cover plate, and the outside of the second cover plate is uniformly connected with the second fixture block, and the second fixture block is matched somebody with somebody with the first fixture block Close, and the position of the second fixture block and the first fixture block mutually staggers, when being prepared, first by first through hole toward in preparation case A certain amount of resin matrix and appropriate silver powder are added come after carrying out preparation silver paste, then the first cover plate and the second cover plate are closed And so that the second fixture block is blocked with the first fixture block, and the first cover plate and the second cover plate are fixed, you can is realized to close and is prepared case, The purpose of silver paste is prepared to carry out closed, in such manner, it is possible to prevent dust from descending slowly and lightly into preparation case, causes to prepare the not good of effect While, it can prevent during preparation again, silver paste is spilt, jeopardize workman, be covered when needing the first cover plate of opening and second Plate, when feeding inside, breaks the first cover plate and the second cover plate into two with one's hands.

Because switching mechanism includes second baffle, the bottom wall for preparing case is provided with the second through hole, prepares bottom portion right-hand member and leads to The mode for crossing gemel connection is connected with second baffle, and the mode that the left end of second baffle is bolted is fixed on preparation bottom Portion's left end, is completed when preparing, after controlled motor is stopped, by loosering a bolt, to open second baffle, to preparing in case The silver paste prepared is collected, after the completion of collection, is closed second baffle, by tightening bolt, second baffle is fixed On case is prepared.

Because also including gear, second bearing seat, the second bull stick, the second sealing ring and the second puddler, prepare in case Side is symmetrical to be connected with second bearing seat, and second bearing seat, which is located in the underface of first bearing seat, second bearing seat, to be connected There is the second bull stick, the second bull stick passes through the second bearing seat on right side, and the right-hand member of the second bull stick is respectively connected with the first bull stick right part Gear, and the second bull stick engages with the gear on the first bull stick, the both sides up and down of the second bull stick are symmetrical, and to be cased with second close Seal, and the second sealing ring be installed in prepare case the wall of left and right two on, the second sealing ring be located at the first sealing ring lower potion, when Controlled motor is rotated clockwise, to drive the first bull stick and the first puddler to rotate clockwise, when being prepared, and the first bull stick leads to Cross gear to drive the second bull stick and the second puddler to rotate counterclockwise, when controlled motor is rotated counterclockwise, to drive first turn Bar and the first puddler are rotated counterclockwise, when being prepared, and the first bull stick drives the second bull stick and second to stir by gear Bar is rotated clockwise, so repeatedly, and the first puddler and the second stirring are constantly along inverse alternate rotation, it becomes possible to reach to silver paste Prepare uniform effect.

Because also including spring and inserted link, the first fixture block and the second fixture block of top side and the first fixture block of lower side and Third through-hole, and the first fixture block and the second fixture block of top side and the first fixture block of lower side and are provided with second fixture block Third through-hole is provided with two fixture blocks and is in same vertical horizontal line, the front and rear sides right part of the first cover plate is symmetrically connected with spring, The end of spring is respectively connected with inserted link, and inserted link both passes through third through-hole, in order to prevent the first cover plate and the second cover plate lid insecure, After the first cover plate is merged with the second cover plate, the inserted link of front and rear sides is inserted respectively into corresponding third through-hole It is interior, in this way, it is possible to further be fixed with the second cover plate to closing the first cover plate.

Because the material for preparing case is high-quality steel, covering zinc layers in surface can extend the service life of this equipment.

(3) beneficial effect

The present invention is provided with covers tightly mechanism first, by the way that the first cover plate and the second cover plate are merged so that the second fixture block with After first fixture block is mutually blocked, you can realize to close and prepare case, to carry out the purpose that closed prepares silver paste, in such manner, it is possible to anti- Only dust descends slowly and lightly into preparation case, cause prepare effect it is not good while, can prevent during preparation again, silver paste is splashed Go out, jeopardize workman, and be provided with switching mechanism, by unscrewing or tightening bolt, second baffle is opened or closed to realize, Be collected to preparing in case the silver paste for preparing, be provided with gear, second bearing seat, the second bull stick, the second sealing ring and Second puddler, by allowing the first puddler and second to stir constantly along inverse alternate rotation, it becomes possible to reach and prepared to silver paste Uniform effect, and be provided with spring and inserted link, prevents that the first cover plate and the second cover plate lid are insecure, by the way that first is covered After plate merges with the second cover plate, the inserted link of front and rear sides is inserted respectively into corresponding third through-hole, so, with regard to energy It is enough further to be fixed with the second cover plate to closing the first cover plate.

Brief description of the drawings

Fig. 1 is the first main structure diagram of the invention.

Fig. 2 covers tightly the first overlooking the structure diagram of mechanism for the present invention.

Fig. 3 is the main structure diagram of switching mechanism of the present invention.

Fig. 4 is second of main structure diagram of the invention.

Fig. 5 covers tightly second of overlooking the structure diagram of mechanism for the present invention.

Mark in accompanying drawing for：1- prepares case, and 2- covers tightly mechanism, 3- switching mechanisms, 4- first bearing seats, 5- poles, 6- Motor, the bull sticks of 7- first, the sealing rings of 8- first, the puddlers of 9- first, 201- first baffles, 202- first through hole, 203- first Cover plate, the cover plates of 204- second, the fixture blocks of 205- first, the fixture blocks of 206- second, the through holes of 301- second, 302- second baffles, 10- teeth Wheel, 11- second bearing seats, the bull sticks of 12- second, the sealing rings of 13- second, the puddlers of 14- second, 15- springs, 16- inserted links, 17- Third through-hole.

Embodiment

The present invention is further illustrated with reference to the accompanying drawings and examples.

Embodiment 1

A kind of LED encapsulation closed elargol dosing apparatus, as Figure 1-5, include preparation case 1, cover tightly mechanism 2, Switching mechanism 3, first bearing seat 4, pole 5, motor 6, the first bull stick 7, the first sealing ring 8 and the first puddler 9, prepare case 1 Prepare the bottom of case 1 provided with mechanism 2 is covered tightly and be provided with switching mechanism 3, the inner side of preparation case 1 is symmetrical to be connected with clutch shaft bearing in top The first bull stick 7 is connected with seat 4, first bearing seat 4, the first bull stick 7 passes through the first bearing seat 4 on right side, prepared on the right side of case 1 Portion is connected with pole 5, and the bottom of pole 5 is provided with motor 6, and the output shaft of motor 6 is connected with the first bull stick 7, on the first bull stick 7 Even to be connected with the first puddler 9, the first puddler 9, which is located at, to be prepared in case 1, and the both sides up and down of the first bull stick 7 are symmetrical to be cased with First sealing ring 8, and the first sealing ring 8 be installed in prepare case 1 the wall of left and right two on.

Embodiment 2

Cover tightly mechanism 2 and include first baffle 201, the first cover plate 203, the second cover plate 204, the first fixture block 205 and second Fixture block 206, the top of preparation case 1, which is connected with first baffle 201, first baffle 201, is provided with first through hole 202, first baffle 201 Left wall on the first cover plate 203 is connected with by way of gemel connection, the outside of the first cover plate 203 is uniformly connected with the first card It is connected with block 205, the right wall of first baffle 201 by way of gemel connection outside the second cover plate 204, the second cover plate 204 Side is uniformly connected with the second fixture block 206, and the second fixture block 206 coordinates with the first fixture block 205, and the second fixture block 206 and the first card Mutually stagger the position of block 205.

Embodiment 3

Switching mechanism 3 includes second baffle 302, and the bottom wall for preparing case 1 is provided with the second through hole 301, prepares the bottom, right of case 1 End is connected with second baffle 302 by way of gemel connection, and the mode that the left end of second baffle 302 is bolted is fixed Preparing the bottom left end of case 1.

Embodiment 4

Also include gear 10, second bearing seat 11, the second bull stick 12, the second sealing ring 13 and the second puddler 14, match somebody with somebody The inner side of case 1 processed is symmetrical to be connected with second bearing seat 11, and second bearing seat 11 is located at the underface of first bearing seat 4, second The second bull stick 12 is connected with bearing block 11, the second bull stick 12 passes through the second bearing seat 11 on right side, the right-hand member of the second bull stick 12 Gear 10 is respectively connected with the right part of the first bull stick 7, and the second bull stick 12 is engaged with the gear 10 on the first bull stick 7, second turn The both sides up and down of bar 12 are symmetrical to be cased with the second sealing ring 13, and the second sealing ring 13 is installed in the left and right for preparing case 1 On two walls, the second sealing ring 13 is located at the bottom of the first sealing ring 8.

Also include spring 15 and inserted link 16, the first fixture block 205 of top side and the second fixture block 206 and the first of lower side Be provided with third through-hole 17 on the fixture block 206 of fixture block 205 and second, and the first fixture block 205 of top side and the second fixture block 206 with Third through-hole 17 is provided with the first fixture block 205 and the second fixture block 206 of lower side and is in same vertical horizontal line, the first cover plate 203 front and rear sides right part is symmetrically connected with spring 15, and the end of spring 15 is respectively connected with inserted link 16, and inserted link 16 both passes through the 3rd Through hole 17.

The material for preparing case 1 is high-quality steel, surface covering zinc layers.

Operation principle：During using this equipment, workman is a certain amount of by covering tightly addition in the dealing preparation case 1 of mechanism 2 first Resin matrix and appropriate silver powder, then rotated by controlled motor 6, to drive the first bull stick 7 to rotate, and then the band of the first bull stick 7 Dynamic first puddler 9 is rotated, to complete the preparation to silver paste.Completed when preparing, after controlled motor 6 is stopped, Gong Rentong Switching mechanism 3 is crossed, to be collected to preparing the silver paste prepared in case 1.

Because covering tightly mechanism 2 includes first baffle 201, the first cover plate 203, the second cover plate 204, the and of the first fixture block 205 Second fixture block 206, the top of preparation case 1, which is connected with first baffle 201, first baffle 201, is provided with first through hole 202, first gear The first cover plate 203 is connected with the left wall of plate 201 by way of gemel connection, the outside of the first cover plate 203 is uniformly connected with The second cover plate 204, the second cover plate are connected with first fixture block 205, the right wall of first baffle 201 by way of gemel connection 204 outside is uniformly connected with the second fixture block 206, and the second fixture block 206 coordinates with the first fixture block 205, and the second fixture block 206 with The position of first fixture block 205 is mutually staggered, when being prepared, a certain amount of toward addition in case 1 is prepared by first through hole 202 first Resin matrix and appropriate silver powder merge come after carrying out preparation silver paste, then by the first cover plate 203 and the second cover plate 204, make Obtain the second fixture block 206 to block with the first fixture block 205, the first cover plate 203 and the second cover plate 204 are fixed, you can realize and close Case 1 is prepared, the purpose of silver paste is prepared to carry out closed, in such manner, it is possible to prevent dust from descending slowly and lightly into preparation case 1, causes to prepare Effect it is not good while, can prevent during preparation again, silver paste is spilt, jeopardize workman, when need open first cover The cover plate 204 of plate 203 and second, when feeding inside, breaks the first cover plate 203 and the second cover plate 204 into two with one's hands.

Because switching mechanism 3 includes second baffle 302, the bottom wall for preparing case 1 is provided with the second through hole 301, prepares the bottom of case 1 Portion's right-hand member is connected with second baffle 302 by way of gemel connection, the mode that the left end of second baffle 302 is bolted The preparation bottom left end of case 1 is fixed on, is completed when preparing, after controlled motor 6 is stopped, by loosering a bolt, to open the Two baffle plates 302, are collected to preparing the silver paste prepared in case 1, after the completion of collection, close second baffle 302, by twisting Tight bolt, second baffle 302 is fixed on preparation case 1.

Because also including gear 10, second bearing seat 11, the second bull stick 12, the second sealing ring 13 and the second puddler 14, the inner side of preparation case 1 is symmetrical to be connected with second bearing seat 11, and second bearing seat 11 is located at the underface of first bearing seat 4, The second bull stick 12 is connected with second bearing seat 11, the second bull stick 12 passes through the second bearing seat 11 on right side, the second bull stick 12 Right-hand member and the right part of the first bull stick 7 are respectively connected with gear 10, and the second bull stick 12 is engaged with the gear 10 on the first bull stick 7, the The both sides up and down of two bull sticks 12 are symmetrical to be cased with the second sealing ring 13, and the second sealing ring 13 is installed in and prepares case 1 On the wall of left and right two, the second sealing ring 13 is located at the bottom of the first sealing ring 8, when controlled motor 6 is rotated clockwise, to drive first turn The puddler 9 of bar 7 and first is rotated clockwise, when being prepared, and the first bull stick 7 drives the second bull stick 12 and by gear 10 Two puddlers 14 are rotated counterclockwise, when controlled motor 6 is rotated counterclockwise, to drive the first bull stick 7 and the first puddler 9 counterclockwise Rotate, when being prepared, the first bull stick 7 drives the second bull stick 12 and the second puddler 14 to rotate clockwise by gear 10, So repeatedly, the first puddler 9 and the second stirring are constantly along inverse alternate rotation, it becomes possible to reach and uniform effect is prepared to silver paste Really.

Because also including spring 15 and inserted link 16, the first fixture block 205 of top side and the second fixture block 206 and lower side Third through-hole 17, and the first fixture block 205 of top side and the second fixture block are provided with first fixture block 205 and the second fixture block 206 206 are in same vertical horizontal line, first with being provided with third through-hole 17 on the first fixture block 205 and the second fixture block 206 of lower side The front and rear sides right part of cover plate 203 is symmetrically connected with spring 15, and the end of spring 15 is respectively connected with inserted link 16, and inserted link 16 is both passed through Third through-hole 17, in order to prevent the first cover plate 203 from covering insecure with the second cover plate 204, by the way that the first cover plate 203 and second is covered After plate 204 merges, the inserted link 16 of front and rear sides is inserted respectively into corresponding third through-hole 17, in this way, it is possible to Further fixed with the second cover plate 204 to closing the first cover plate 203.

Because the material for preparing case 1 is high-quality steel, covering zinc layers in surface can extend the service life of this equipment.

Embodiment described above only expresses the preferred embodiment of the present invention, and it describes more specific and detailed, but simultaneously Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art For, without departing from the inventive concept of the premise, some deformations can also be made, improves and substitutes, these belong to this hair Bright protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims

1. a kind of LED encapsulation closed elargol dosing apparatus, it is characterised in that include preparation case (1), cover tightly mechanism (2), Switching mechanism (3), first bearing seat (4), pole (5), motor (6), the first bull stick (7), the first sealing ring (8) and the first stirring Bar (9), prepares at the top of case (1) provided with mechanism (2) is covered tightly, prepares case (1) bottom and be provided with switching mechanism (3), prepare on the inside of case (1) Symmetrical be connected with first bearing seat (4), first bearing seat (4) is connected with the first bull stick (7), and the first bull stick (7) is passed through The first bearing seat (4) on right side, prepares case (1) right upper portion and is connected with pole (5), pole (5) bottom is provided with motor (6), The output shaft of motor (6) is connected with the first bull stick (7), is uniformly connected with the first puddler (9) on the first bull stick (7), first stirs Mix bar (9) and be located at and prepare in case (1), the both sides up and down of the first bull stick (7) are symmetrical to be cased with the first sealing ring (8), and the One sealing ring (8) is installed on the wall of left and right two for preparing case (1).

2. a kind of LED encapsulation closed elargol dosing apparatus according to claim 1, it is characterised in that cover tightly mechanism (2) first baffle (201), the first cover plate (203), the second cover plate (204), the first fixture block (205) and the second fixture block are included (206), prepare to be connected with first baffle (201), first baffle (201) at the top of case (1) and be provided with first through hole (202), first The first cover plate (203) is connected with the left wall of baffle plate (201) by way of gemel connection, the outside of the first cover plate (203) is equal Even be connected with the first fixture block (205), the right wall of first baffle (201) is connected with the second cover plate by way of gemel connection (204), the outside of the second cover plate (204) is uniformly connected with the second fixture block (206), the second fixture block (206) and the first fixture block (205) Coordinate, and the position of the second fixture block (206) and the first fixture block (205) is mutually staggered.

3. a kind of LED encapsulation closed elargol dosing apparatus according to claim 2, it is characterised in that switching mechanism (3) include second baffle (302), the bottom wall for preparing case (1) is provided with the second through hole (301), prepare case (1) bottom right-hand member and pass through The mode of gemel connection is connected with second baffle (302), and the mode that the left end of second baffle (302) is bolted is fixed on Prepare case (1) bottom left end.

4. a kind of LED encapsulation closed elargol dosing apparatus according to claim 3, it is characterised in that also include Gear (10), second bearing seat (11), the second bull stick (12), the second sealing ring (13) and the second puddler (14), prepare case (1) Inner side is symmetrical to be connected with second bearing seat (11), and second bearing seat (11) is located at the underface of first bearing seat (4), second The second bull stick (12) is connected with bearing block (11), the second bull stick (12) passes through the second bearing seat (11) on right side, the second bull stick (12) right-hand member and the first bull stick (7) right part is respectively connected with gear (10), and the second bull stick (12) and the first bull stick (7) Gear (10) is engaged, and the both sides up and down of the second bull stick (12) are symmetrical to be cased with the second sealing ring (13), and the second sealing ring (13) it is installed on the wall of left and right two for preparing case (1), the second sealing ring (13) is located at the first sealing ring (8) bottom.

5. a kind of LED encapsulation closed elargol dosing apparatus according to claim 4, it is characterised in that also include Spring (15) and inserted link (16), the first fixture block (205) and the second fixture block (206) of top side and the first fixture block of lower side (205) third through-hole (17), and the first fixture block (205) of top side and the second fixture block and on the second fixture block (206) are provided with (206) it is in same vertical level with being provided with third through-hole (17) on the first fixture block (205) and the second fixture block (206) of lower side Line, the front and rear sides right part of the first cover plate (203) is symmetrically connected with spring (15), and the end of spring (15) is respectively connected with inserted link (16), inserted link (16) both passes through third through-hole (17).

6. a kind of LED encapsulation closed elargol dosing apparatus according to claim 5, it is characterised in that prepare case (1) Material be high-quality steel, surface covering zinc layers.