Utility model content
The utility model embodiment is designed to provide a kind of flexible gasket, sealing device and laminating machine, solves layer
The poor problem of the sealing effect of the work chamber of press.
In order to achieve the above object, the utility model embodiment provides a kind of flexible gasket, the flexible gasket includes opposite
First surface and second surface, in which: at least one surface in the first surface and the second surface is provided with N number of convex
It rises, the height of at least two protrusions is different in N number of protrusion, and the N is the integer more than or equal to 2.
Optionally, N number of protrusion is from the periphery side of the flexible gasket to the inner circumferential side of the flexible gasket, according to height
Gradually smaller sequence is spent to be arranged successively.
Optionally, the N is the integer more than or equal to 3, in which:
N number of protrusion is from the centre of the flexible gasket respectively to the peripheral side of the flexible gasket and the flexible pad
The inner circumferential side of piece is arranged successively according to the gradually smaller sequence of height.
Optionally, the structure of the protrusion is serrated or arc-shaped.
Optionally, plane is relative to the first surface or second table where the two sides for the protrusion being serrated
The gradient in face is different.
Optionally, plane where the side for the protrusion being serrated is vertical relative to first surface or second surface.
The utility model embodiment also provides a kind of sealing device, comprising: accommodating chamber, cover board and sheet at least open at one end
The flexible gasket that utility model embodiment provides, the flexible gasket and cover board cooperation seal the opening.
Optionally, the first surface is towards the accommodating chamber, and the second surface is towards the cover board;
Wherein, the first surface is fixedly connected with the accommodating chamber or the second surface is fixed with the cover board and connected
It connects.
Optionally, the accommodating chamber is arranged along the neighboring of the cover board.
The utility model embodiment also provides a kind of laminating machine, including sealing device provided by the embodiment of the utility model.
Flexible gasket provided by the embodiment of the utility model, the flexible gasket include opposite first surface and the second table
Face, in which: at least one surface in the first surface and the second surface is provided with N number of protrusion, in N number of protrusion
The height of at least two protrusions is different, and the N is the integer more than or equal to 2.In this way, can make under gravity described
It is N number of protrusion deformation occurs, the flexible gasket and other be used for cooperate seal component between contact area it is smaller, so as to
Compensated with generating biggish deflection to the gap of the work chamber of laminating machine, so make the sealing effect of work chamber compared with
It is good.
Specific embodiment
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
As shown in Figures 1 to 5, the utility model embodiment provides a kind of flexible gasket 14, and flexible gasket 14 includes opposite
First surface 141 and second surface 142, in which: at least one surface in first surface 141 and second surface is provided with N
The height of at least two protrusions 140 is different in a raised 140, N number of raised 140, and N is the integer more than or equal to 2.
In the utility model embodiment, first surface 141 and second surface 142 be may each be for contacting with other component
In conjunction with the surface of formation sealing surface, for example, flexible gasket 14 can be placed between the cope plate of laminating machine and lower template, with
Work chamber between cope plate and lower template is sealed, then first surface 141 can be contacted with cope plate combines shape
At primary sealing area, second surface 142, which can then contact to combine with lower template, forms secondary sealing area.In addition, first surface 141
Or second surface 142 can be used for being fixedly connected with other component, such as first surface 141 can be Nian Jie with cope plate, or
Person's second surface 142 can also be Nian Jie with lower template.The height of at least two protrusions 140 is different in above-mentioned N number of raised 140, can
To be that all raised 140 height in N number of raised 140 are all different each other, or are also possible in N number of raised 140
It is identical in the presence of the height of a part of protrusion 140, and there are the height of another part protrusion 140 is not identical, such as in the presence of from flexibility
3 protrusions 140 that the direction of the peripheral side of gasket to inner circumferential side is arranged successively, intermediate protrusion 140 be 3 millimeters, two sides it is convex
Playing 140 is 2 millimeters.Wherein, each raised 140 arbitrary arrangement can be arranged according to demand, to meet in N number of raised 140 at least
The height of two protrusions 140 is different, to this and is not construed as limiting.For example, 5 protrusions 140 are provided on first surface 141,
And protrusion 140 can be for along the circumferentially continuous continual linear structure of flexible gasket 14, first protrusion 140 and second
The height of protrusion 140 is identical, and the height of third protrusion 140 is greater than the protrusion 140 of front two, the 4th protrusion 140 and the 5th
A raised 140 height is identical.It, can be in this way, in the case of the height of at least two protrusions 140 is different in N number of raised 140
The deformation of other component is more widely adapted to, so that more efficiently the various modifications of other component are compensated,
And then keep the sealing effect of flexible gasket 14 more preferable.
It should be understood that in the utility model embodiment, there are three kinds of situations: one is only first surface 141 is provided with
N number of raised 140, the second is only second surface 142 is provided with N number of raised 140, the third is in first surface 141 and the second table
Face 142 is provided with N number of raised 140.Any of the above-described situation is compared to traditional flexible gasket, i.e., in contrast to first surface 141
It is the flat pad of plane with second surface 142, flexible gasket 14 provided in this embodiment is provided with N by least one surface
A raised 140, so that being provided with contact of the surface of protrusion 140 with other component no longer is traditional face contact, but become
Point contact either line contact;In this way, flexible gasket 14 and the contact area of other component become smaller, it is bigger so as to generate
Deflection more fully fills the gap that other component is formed because of deformation to compensate the deformation that other component generates, into
And improve sealing effect.
In this way, can make N number of raised 140 under gravity, deformation occurs, and flexible gasket 14 is with other for cooperating
Contact area between the component of sealing is smaller, so as to generate biggish deflection to the gap of the work chamber of laminating machine
It compensates, and then keeps the sealing effect of work chamber preferable.
Optionally, N number of raised 140 from the periphery side of flexible gasket 14 to the inner circumferential side of flexible gasket 14, according to height by
The small sequence of gradual change is arranged successively.
Wherein, as shown in Fig. 2, flexible gasket 14 can be the internal structure for being formed with hollow-out part such as cyclic annular or frame-shaped,
To cooperate seal operation chamber with other component.Above-mentioned side of the peripheral side, that is, flexible gasket 14 far from its hollow-out part, it is soft
Inner circumferential side, that is, flexible gasket 14 of property gasket 14 is close to the side of its hollow-out part.In this way, flexible gasket 14 is by gravity
When effect is deformed, it will be preferentially deformed the protrusion 140 of peripheral side, so that preferentially compensation other component is in peripheral side
Deformation so that sealing effect is more preferable.
Optionally, N is the integer more than or equal to 3, in which:
N number of raised 140 from the centre of flexible gasket 14 respectively into the peripheral side of flexible gasket 14 and flexible gasket 14
Side is arranged successively according to the gradually smaller sequence of height.
Wherein, it is in order to ensure the centre on 14 surface of flexible gasket and two sides are at least respectively present one that N, which is more than or equal to 3,
A raised 140.For example, N is 3, i.e., first surface 141 is provided with 3 protrusions 140, the first protrusion is arranged in first surface 141
Centre, height highest, the second protrusion and third protrusion are separately positioned on the two sides of first surface 141.It is clearer right
Present embodiment is illustrated, and is illustrated below with reference to Fig. 3, and referring to Fig. 3, what can be will be apparent that knows flexible gasket
The protrusion of 14 middle sections is highest, and then raised height becomes lower and lower closer to two sides.
In this way, can preferentially ensure that the part among flexible gasket 14 is combined when deformation occurs for flexible gasket 14,
To make flexible gasket 14 that there is preferable sealing effect.
Optionally, the structure of protrusion 140 is serrated or arc-shaped.
In present embodiment, protrusion 140 can refer to the position that flexible gasket 14 protrudes from except its surface;Wherein, such as
Shown in Fig. 1, the shape of protrusion 140 can be V-type sawtooth;Or as shown in figure 4, the shape of protrusion 140 can be arc-shaped;This
Outside, the shape of protrusion 140 can also be star-like, rectangular etc., not make specifically to limit to the shape of protrusion 140.It should be noted that
It is that protrusion 140 can be a circle along the continual linear structure of circumferential direction of flexible gasket 14;Or protrusion 140 is also possible to
One point-type structure independently protruded, several protrusions 140 form a square matrix, such as first surface 141 after combining
On 300 point-type protrusions can be equably set, to this and with no restrictions.In this way, the structure in protrusion 140 is serrated or justifies
In the case of arcuation, flexible gasket 14 can be made to generate biggish deflection when deformation and compensated, to have more
Good sealing effect.
Optionally, plane is relative to first surface 141 or second surface 142 where the two sides for the protrusion 140 being serrated
Gradient it is different.It specifically can be with as shown in Figure 1, when the second plane 142 be parallel to the horizontal plane, where the first side of protrusion 140
The gradient with the second plane 142 at angle α, i.e., with second surface 142 respectively of plane 1402 where plane 1401 and second side
Difference, formation is the sharp V-arrangement zigzag protrusion of angle, and it is biggish flexible gasket 14 can be made to generate by this shape
Compression deformation, and fix more firm, to have preferable sealing effect.Here, plane where the two sides of protrusion 140
It can be flexibly configured according to demand relative to the gradient of first surface 141 or second surface 142, this is not limited
It is fixed.
Optionally, plane is relative to first surface 141 or second surface 142 where the side for the protrusion 140 being serrated
Vertically.It specifically can be as shown in figure 5, plane 1401 be perpendicular to second surface 142 where the first side of protrusion 140;In this way, can be with
Keep the shape for the protrusion 140 being serrated more sharp, to can produce bigger deflection when being affected by gravity
The gap formed to other component by deformation compensates.
As shown in fig. 6, the utility model embodiment also provides a kind of sealing device 1, sealing device 1 includes: at least one end
Accommodating chamber 17, cover board 18 and the flexible gasket provided by the embodiment of the utility model 14 of opening 170, flexible gasket 14 and cover board 18
Cooperate sealed opening 170.
In the present embodiment, above-mentioned accommodating chamber 17 can be the cavity body structure with the space that can accommodate object to be sealed,
For example, it may be the work chamber that the cope plate and lower template of laminating machine are formed, it is of course also possible to be other cavity body structures, it is right
This is simultaneously not construed as limiting.Above-mentioned cover board 18 can refer to for the plate-like structure with flexible gasket cooperation sealing, such as can be
The cope plate of laminating machine or lower template etc..In this way, the present embodiment can have preferable sealing effect by flexible gasket 14.
To keep the present embodiment more clear and complete, referring to figs. 7 and 8, a kind of sealing device 1 is provided, for the sun
Can battery component 2 compressed, including the first frame 11, the first silica gel plate 12, pad-fixing plate 13, soft being cascading
Property gasket 14, the second silica gel plate 15 and the second frame 16, in which:
Pad-fixing plate 13 has the accommodating chamber 131 for accommodating solar cell module 2, and accommodating chamber 131 runs through gasket
Two opposing end surfaces of fixed plate 13 form the first opening 131 and the second opening 132, and the first silica gel plate 12 seals the first opening 131,
Pad-fixing plate 13 is equipped with pumping through-hole 133, and pumping through-hole 133 is connected to accommodating chamber 131, and pumping through-hole 133 is used for and pumping
Vacuum plant connection;
Flexible gasket 14 is located between pad-fixing plate 13 and the second silica gel plate 15, flexible gasket 14 and the second silica gel plate 15
The second opening 132 of cooperation sealing.
In present embodiment, above-mentioned solar cell module 2 can refer to special-shaped solar cell component 2, i.e., to be sealed
Object, accommodating chamber 17 can be pad-fixing plate 13, and cover board 18 can refer to the second silica gel plate 15.In addition, compression here can be with
Refer to the compaction step in the technique being laminated to solar cell module 2;It is worth noting that, to solar battery
Component 2 compression finish after, need for sealing device 1 to be transmitted to heated in laminating machine place to solar cell module 2 into
Row heating.The construction of above-mentioned first frame 11 and the second frame 16 can be solid, or be also possible to hollow, material
It can be various metals, such as stainless steel, aluminium etc., to this and with no restrictions.Wherein, the purpose of above-mentioned first frame 11 of setting is
In order to generate biggish gravity, it is ensured that effect of the flexible gasket 14 by the gravity can be generated sufficiently large deformation by compression
Amount, to compensate the deflection of the faying face of pad-fixing plate 13 and the second silica gel plate 15.In addition, above-mentioned first frame 11 may be used also
To cooperate with pad-fixing plate 13, the first silica gel plate 12 is clamped, so that the fixed effect of the first silica gel plate 12 is more preferable.It answers
It is noted that the structure of flexible gasket 14 can match with the structure of pad-fixing plate 13;And the surface of flexible gasket 14 can
To be plane, be also possible to it is concavo-convex, also with no restriction to this.In order to keep present embodiment clearer, below to this implementation
The working principle for the sealing device 1 that mode provides is illustrated: first being separated the first frame 11 and the second frame 16, and will be special-shaped
Solar cell module 2 is placed in the corresponding position of accommodating chamber 131, hereafter closes the first frame 11 and the second frame 16, it is ensured that
Special-shaped solar cell component 2 is located in accommodating chamber 131;Here, due to the combination of the second silica gel plate 15 and pad-fixing plate 13
Face is influenced to be deformed by various uncertain factors in processing method (as welded), transportational process and assembling process,
And the generally existing gap of faying face of deformed second silica gel plate 15 and pad-fixing plate 13, that is, it is close to will lead to accommodating chamber 131
Feng Buyan;At this point, flexible gasket 14 is by the gravity of the first frame 11 and pad-fixing plate 13 due to that will be deformed,
And the deformation that flexible gasket 14 generates can then compensate the deformation of the second silica gel plate 15 and the faying face of pad-fixing plate 13, i.e., it is logical
Crossing flexible gasket 14 can achieve the purpose for filling above-mentioned gap;Finally, accommodating chamber 131 is vacuumized by being evacuated through-hole 133,
So the first silica gel plate 12 and the second silica gel plate 15 can be then deformed under the driving of pressure difference, be respectively pressed against positioned at accommodating chamber
Solar cell module 2 in 131, and be bonded respectively with solar cell module 2, it is finally reached compression solar cell module
2 purpose.
Present embodiment vacuumizes the accommodating chamber 131 for containing solar cell module 2 by being evacuated through-hole 133, the
One silica gel plate 12 and the second silica gel plate 15 can be to the Direction distortion of solar cell module 2, deformed first silica gel plates 12
It is fitted closely with the second silica gel plate 15 with solar cell module 2, to compress solar cell module 2;In this way, can be effective
Special-shaped solar cell component 2 is avoided to damage in the compaction process of laminating technology.
Optionally, it is evacuated on through-hole 133 and is provided with check valve 3.Above-mentioned check valve 3 can be solenoid valve, be also possible to hand
Dynamic valve, to this and with no restrictions.It should be noted that the air inlet of check valve 3 can be set in flexible gasket 14
The position of side, the position close to the peripheral side of flexible gasket 14 then can be set in gas outlet, so that it is guaranteed that gas can only be calm
Chamber 131 of receiving flows to outside, further ensures that the obturation effect of accommodating chamber 131.In this way, gas can be prevented by above-mentioned check valve 3
Body enters accommodating chamber 131, to keep the obturation effect of accommodating chamber 131 more preferable.
Optionally, check valve 3 is Unidirectional solenoid valve, and Unidirectional solenoid valve is used for and upper mechatronics.Wherein, above-mentioned upper
Machine can be the control system etc. of laminating machine, to this and with no restrictions.In this way, can be opened by host computer Unidirectional solenoid valve
Row control is put into, thus more stable and reliable when vacuumizing.
Optionally, first surface is towards accommodating chamber 17, and second surface 142 is towards cover board 18;
Wherein, first surface 141 is fixedly connected with accommodating chamber 17 or second surface 142 is fixedly connected with cover board 18.
In present embodiment, during being compressed to solar cell module 2, usual accommodating chamber 17 or cover board 18
Vibration and offset can be generated, if flexible gasket 14 is fixed in accommodating chamber 17 and lid by the gravity for only relying on accommodating chamber 17
Between plate 18, flexible gasket 14 very likely generates displacement, to deviate scheduled position, and then generation gap leads to sealing not
Sternly.And present embodiment, by first surface 141 being fixedly connected with accommodating chamber 17 or second surface 142 is consolidated with cover board 18
Fixed connection then can be effectively prevented flexible gasket 14 and generate offset, and then reduces the gap generated due to offset, close to ensure
Seal effect.It should also be noted that flexible gasket 14 can be made to avoid meeting with if first surface 141 is fixedly connected with accommodating chamber 17
By the invasion of the foreign matters such as dust, to avoid reducing the sealing effect of flexible gasket 14.
Optionally, accommodating chamber 17 is arranged along the neighboring of cover board 18.In this way, it is bigger that accommodating chamber 131 can be made to have
Space, to accommodate larger-sized object to be sealed, such as larger sized solar cell module 2.
The utility model embodiment also provides a kind of laminating machine, including sealing device provided by the embodiment of the utility model 1.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, it can also make several improvements and retouch, these improvement
It also should be regarded as the protection scope of the utility model with retouching.