CN208267708U - A kind of combined type door and window sealing strip - Google Patents
A kind of combined type door and window sealing strip Download PDFInfo
- Publication number
- CN208267708U CN208267708U CN201820867018.5U CN201820867018U CN208267708U CN 208267708 U CN208267708 U CN 208267708U CN 201820867018 U CN201820867018 U CN 201820867018U CN 208267708 U CN208267708 U CN 208267708U
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- interconnecting piece
- sealing strip
- seal portions
- elastomeric seal
- combined type
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Abstract
The utility model provides a kind of combined type door and window sealing strip, solves the problem of existing door and window sealing strip is poorly sealed, and heat preservation, the problem of soundproof effect difference and low temperature environment seal performance can decay, while also solving the problems, such as severely deformed in right angle crook.Technical solution is: including the interconnecting piece for being fixed in door and window clamping groove and the elastomeric seal portions with the interconnecting piece composite joint, the interconnecting piece and elastomeric seal portions are strip section, have technical point that the elastomeric seal portions are Solid thermoplastic's elastomer, interconnecting piece is the strip thermoplastic with joint end.Its material and structure by improving sealing strip, further improves sealing, heat preservation and noise-proof performance, extends service life, improve low temperature resistant environmental performance, can also be bent in door and window corner, realize continuous sealing effect.
Description
Technical field
The utility model relates to doors and windows sealing component, especially a kind of combined type door and window sealing strip.
Background technique
Currently, being all equipped with corresponding sealing device on automobile door and window and building doors and windows, realized inside and outside forms on the door
Strict closing, such sealing device are mainly the sealing strip of strip, and conventional hermetic band has a hollow cavity, cross section in rectangle or
Triangle by means of the material and elasticity of sealing strip itself, generates deformation in use after by external pressure, to
Cavity contract, is pressed into contact with face, implements sealing to automotive window and building doors and windows.Existing door and window sealing strip mainly uses rubber
Or PVC material, it has the following deficiencies: that hardness high resiliency is poor, cannot achieve strict face sealing, be not suitable for right angle bending, in door
Window corner cannot achieve continuous sealing；Elastic extenuation is fast, can not play sealing function after prolonged use；Resistance to low temperature
Difference, elastic extenuation is serious in subzero environment, can not play sealing function.
The patent document of Publication No. CN201857881 describes a kind of sealing strip for curtain wall, and which employs by high rigidity heat
The hard skeleton of plasticity ethylene propylene diene rubber material and the hollow softer, elastic of soft thermoplasticity ethylene propylene diene rubber material are close
Envelope portion is combined, although improving sealing effect than conventional hermetic item, since it uses rubber matrix and hollow
Soft rubber sealing, after compressive deformation, the middle part for corresponding to cavity is smaller than the side wall generation bounce that two sides are used to support,
Different rebound effects is formd, causes poorly sealed consequence, and still can not further increase soundproof effect.
Summary of the invention
The purpose of the utility model is to provide a kind of combined type door and window sealing strips, solve existing door and window sealing strip sealing not
Sternly, the problem of heat preservation, the problem of soundproof effect difference and low temperature environment seal performance can decay, while also solving at right angle
The severely deformed problem in crook.Its material and structure by improving sealing strip, further improves sealing, heat preservation and noise-proofing
Performance extends service life, improves low temperature resistant environmental performance.
The technical solution adopted in the utility model is: the combined type door and window sealing strip includes for being fixed on door and window clamping groove
Interior interconnecting piece and the elastomeric seal portions with the interconnecting piece composite joint, the interconnecting piece and elastomeric seal portions are strip section,
Have technical point that the elastomeric seal portions are Solid thermoplastic's elastomer, interconnecting piece is the strip thermoplasticity modeling with joint end
Material.
The elastomeric seal portions are the thermoplastic elastomer (TPE) that Shao Er hardness range is 10 to 2；Interconnecting piece is Shao Er hardness model
Enclose the thermoplastic for 70 to 60.
The elastomeric seal portions bottom width is less than middle part or upper width.
The joint end of the interconnecting piece is that outer end is inverted wedge shape, and two sides are with clamping rib.
The cross section of the elastomeric seal portions is round or large semi-circular, cross section bottom and interconnecting piece composite joint.
The cross section of the elastomeric seal portions is ellipse or big half elliptic, cross section bottom and the compound company of interconnecting piece
It connects.
The cross section of the elastomeric seal portions is bottom narrow wide trapezoidal, cross section bottom and interconnecting piece composite joint.
The elastomeric seal portions upper end is provided with notch.
The cross section of the elastomeric seal portions is rectangle, cross section bottom and interconnecting piece composite joint.
The bottom width of the elastomeric seal portions is to upper end gradually constriction, cross section bottom and interconnecting piece composite joint.
The good effect that the utility model has is: since the utility model uses thermoplastic and thermoplastic elastomer (TPE)
Composite construction so that the sealing strip connect with door and window body it is stronger, thermoplastic elastic physical efficiency preferably with electrolysis seal；
Elastomeric seal portions use the thermoplastic elastomer (TPE) of solid construction, entirely different with existing hollow rubber gasket structure, benefit
It is combined with the high resilience of thermoplastic elastomer (TPE) with solid construction shape, after compressive deformation, the outside bounce in middle part is bigger,
Extend to both sides of the edge and deform, without increasing sealing contact surface area to contract, forms better seal, heat preservation effect
Fruit, wind resistance sealing effect is prominent, especially greatly improves soundproof effect, in the case where 75 decibels of outdoor noise, on an equal basis
Condition uses 47 decibels of sound of conventional seals item interior, can reach 32 decibels using the utility model novel sealing strip, has more
Good noiseproof performance.In addition, tradition PVC or rubber weather strip can not be in door and window corner continuous sealings, using originally practical
Novel sealing strip can be bent in door and window corner, realize continuous sealing effect.
Detailed description of the invention
The utility model is further described below in conjunction with attached drawing.
Fig. 1 is the structural schematic diagram of the utility model embodiment one；
Fig. 2 is another structural schematic diagram of the utility model embodiment one；
Fig. 3 is the using state structure diagram of the utility model embodiment one；
Fig. 4 is the structural schematic diagram of the utility model embodiment two；
Fig. 5 is the structural schematic diagram of the utility model embodiment three；
Fig. 6 is the structural schematic diagram of the utility model embodiment four；
Fig. 7 is the structural schematic diagram of the utility model embodiment five.
Number explanation in figure: 1 elastomeric seal portions, 2 interconnecting pieces, 3 clamping ribs, 4 joint ends, 5 composite contact faces, 6 door and windows, 7
Notch.
Specific embodiment
The specific structure of the utility model is described in detail according to Fig. 1~7, Fig. 1~7 are the cross of various embodiments of the utility model
Sectional view, embodiment one, as shown in Figure 1, a kind of combined type door and window sealing strip comprising interconnecting piece 2 and elastomeric seal portions 1, even
Socket part has joint end 4, using strip thermoplastic, is fixed on door and window clamping groove for assembling；Elastomeric seal portions 1 use item
Shape it is solid, bottom width be less than middle part or upper width, for squeezed with corresponding door and window framework to be formed sealing cooperation, even
Socket part 2 and elastomeric seal portions 1 use hot composite molding to be vertically connected with structure.Elastomeric seal portions 1 are using Shao Er hardness range 10
To 2, preferably Shao Er hardness range be 9 to 3 thermoplastic elastomer (TPE)；Heat of the interconnecting piece 2 using Shao Er hardness range 70 to 60
Thermoplastic plastic in turn ensures interconnecting piece using the compound elasticity that both ensure that sealing of the thermoplastic material of above two hardness
Toughness and hardness, make the weatherstrip body have certain deformation elasticity be easily installed, with have enough hardness play fixation
Effect also has resistance to, it can be achieved that door and window has the function that optimal seal effect can reach the suitable dynamics closed the doors and windows again simultaneously
The advantages of low temperature, long service life.Elastomeric seal portions in the present embodiment are strip section, and cross section is large semi-circular, horizontal
Section-bottom and interconnecting piece composite joint form the composite contact face 5 between interconnecting piece and elastomeric seal portions apart from elastic packing
The elastomeric seal portions radius of circle that the portion center of circle is 2/3rds.It can be as shown in figure 3, the cross section of elastomeric seal portions 1 can be with
Using circle, cross section bottom forms arc-shaped composite surface with interconnecting piece 2 and connect.Circle is returned using the height of elastomer itself
Elasticity realizes sealing function, uses that above-mentioned section is circle and the purpose of near round cross-section shape is can to occupy in minimum space
The lower effect realizing maximum sealing surface and best resilience performance and combining.4 shape of joint end of interconnecting piece is inverted wedge shape, two sides band
There is clamping rib 3, forms card slot in clamping rib root, fixed for being pressed into be formed in door and window card interface.The joint end can also be adopted
It with the upside-down triangle shape with cavity, ensures that interconnecting piece has elasticity, allows to smoothly be mounted on width less than interconnecting piece
It is fixed after being embedded in door and window card slot in door and window clamping groove, sealing strip loose or dislocation is prevented, convenient for being connected and fixed.
As shown in figure 3, when in use, when being in impaction state with corresponding door and window 6, since elastomeric seal portions are solid knot
Structure, after compressive deformation, the outside bounce in middle part is bigger, extends to two sides rim and deforms, without increasing sealing to contract
Contact surface area makes elastomeric seal portions outer rim be close to electrolysis, and circular cross section can be realized most under minimum space accounting
Big sealing surface forms one piece of contact surface and realizes strict face sealing, forms better seal, heat insulation effect.Using above-mentioned knot
Structure under equal conditions promotes four times or more than traditional rubber weather strip elongation at break, can reach 1200%, has preferably
Elastic property；In the subzero 20 degrees Celsius of environment of outdoor temperature, equal conditions use 18 degrees Celsius of conventional seals room temperature,
It can reach 21 degree using the utility model sealing strip room temperature, have better thermal insulation property.
Sealing contact surface area can be increased when in use, so that elastomeric seal portions outer rim is close to electrolysis, formd more
Sealing well, heat insulation effect.
Embodiment two, as shown in figure 4, the cross section of elastomeric seal portions 1 can also use big half elliptic or ellipse, it is horizontal
Section-bottom and 2 composite joint of interconnecting piece.Sealing contact surface area can be increased when in use, keep elastomeric seal portions outer rim tight
Pressing junction forms better seal, heat insulation effect.
Embodiment three can also be as shown in figure 5, the cross section of elastomeric seal portions 1 can be narrow wide trapezoidal the bottom of using
Upper end is provided with notch 7, cross section bottom and 2 composite joint of interconnecting piece.Sealing contact surface face can be increased when in use
Product makes elastomeric seal portions outer rim be close to electrolysis, forms better seal, heat insulation effect.
Example IV, as shown in fig. 6, the cross section of elastomeric seal portions 1 can use bottom width and upper end width phase
Deng rectangle, upper end can also be provided with notch 7, cross section bottom and 2 composite joint of interconnecting piece.It can increase when in use
Big sealing contact surface area, makes elastomeric seal portions outer rim be close to electrolysis, forms better seal, heat insulation effect.
Embodiment five, as shown in fig. 7, the cross section of elastomeric seal portions 1 can gradually be contracted using bottom width to upper end
Narrow shape, such as cross section are triangle or up-narrow and down-wide trapezoidal, cross section bottom and 2 composite joint of interconnecting piece.Make
Used time can increase sealing contact surface area, and elastomeric seal portions outer rim is made to be close to electrolysis, form better seal, heat preservation
Effect.
Manufacturing process: the utility model using hot complex technique integral formation method.It is squeezed out using I type of 65 type of φ
The II type extruder and composite die of machine, 45 type of φ, composite die have shape of the mouth as one speaks piece.First by thermoplastic elastomer (TPE) raw material in I type
It is heated to 185 DEG C to 195 DEG C in extruder barrel, thermoplastic raw material is heated to 155 DEG C in II type extruder barrel
To 165 DEG C, then in the case where the screw rod of each barrel pushes, the material in barrel injects in composite die simultaneously, passes through mouth after compound
Matrix is extruded into the sealing strip product of the utility model, and qualified i.e. packaging and warehousing is examined after vacuum cooling equipment is cooling.Wherein,
The shape of the mouth as one speaks piece temperature-visualized sealing strip product tolerance, surface smoothness and production environment temperature adjust between 80 DEG C to 100 DEG C.
In conclusion realizing the purpose of this utility model.
Claims (10)
1. a kind of combined type door and window sealing strip, it includes: interconnecting piece for being fixed on door and window clamping groove and multiple with the interconnecting piece
The elastomeric seal portions of connection are closed, the interconnecting piece and elastomeric seal portions are strip section, it is characterised in that: the elastomeric seal portions
For Solid thermoplastic's elastomer, interconnecting piece is the strip thermoplastic with joint end.
2. combined type door and window sealing strip according to claim 1, it is characterised in that: the elastomeric seal portions are Shao Er hardness
The thermoplastic elastomer (TPE) that range is 10 to 2；Interconnecting piece is the thermoplastic that Shao Er hardness range is 70 to 60.
3. combined type door and window sealing strip according to claim 1, it is characterised in that: the joint end of the interconnecting piece is outer end
Portion is inverted wedge shape, and two sides are with clamping rib.
4. according to claim 1 to combined type door and window sealing strip described in 3 any one, it is characterised in that: the elastic packing
Portion's bottom width is less than middle part or upper width.
5. combined type door and window sealing strip according to claim 4, it is characterised in that: the cross section of the elastomeric seal portions is
Round or large semi-circular, cross section bottom and interconnecting piece composite joint.
6. combined type door and window sealing strip according to claim 4, it is characterised in that: the cross section of the elastomeric seal portions is
Oval or big half elliptic, cross section bottom and interconnecting piece composite joint.
7. combined type door and window sealing strip according to claim 4, it is characterised in that: the cross section of the elastomeric seal portions is
Bottom narrow wide trapezoidal, cross section bottom and interconnecting piece composite joint.
8. combined type door and window sealing strip according to claim 7, it is characterised in that: the elastomeric seal portions upper end setting
There is notch.
9. according to claim 1 to combined type door and window sealing strip described in 3 any one, it is characterised in that: the elastic packing
The cross section in portion is rectangle, cross section bottom and interconnecting piece composite joint.
10. according to claim 1 to combined type door and window sealing strip described in 3 any one, it is characterised in that: the elastic packing
The bottom width in portion is to upper end gradually constriction, cross section bottom and interconnecting piece composite joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820867018.5U CN208267708U (en) | 2018-06-06 | 2018-06-06 | A kind of combined type door and window sealing strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820867018.5U CN208267708U (en) | 2018-06-06 | 2018-06-06 | A kind of combined type door and window sealing strip |
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| Publication Number | Publication Date |
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| CN208267708U true CN208267708U (en) | 2018-12-21 |
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| CN201820867018.5U Active CN208267708U (en) | 2018-06-06 | 2018-06-06 | A kind of combined type door and window sealing strip |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716356A (en) * | 2018-06-06 | 2018-10-30 | 孙多仁 | A kind of combined type door and window sealing strip |
-
2018
- 2018-06-06 CN CN201820867018.5U patent/CN208267708U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716356A (en) * | 2018-06-06 | 2018-10-30 | 孙多仁 | A kind of combined type door and window sealing strip |
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