CN208816492U - The carbon fiber part of prefabricated fastener and the connection structure and automobile of metalwork - Google Patents
The carbon fiber part of prefabricated fastener and the connection structure and automobile of metalwork Download PDFInfo
- Publication number
- CN208816492U CN208816492U CN201820895315.0U CN201820895315U CN208816492U CN 208816492 U CN208816492 U CN 208816492U CN 201820895315 U CN201820895315 U CN 201820895315U CN 208816492 U CN208816492 U CN 208816492U
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- Prior art keywords
- carbon fiber
- metalwork
- fiber part
- prefabricated
- connection structure
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 129
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 30
- 239000004917 carbon fiber Substances 0.000 claims abstract description 30
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- 239000012790 adhesive layer Substances 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000004744 fabric Substances 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000006056 electrooxidation reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Connection Of Plates (AREA)
Abstract
The utility model provides the automobile of the connection structure of a kind of carbon fiber part of prefabricated fastener and the connection structure and carbon fiber part and metalwork with the prefabricated fastener of metalwork.The specific carbon fiber part of prefabricated fastener and the connection structure of metalwork include prefabricated bolt, carbon fiber part and metalwork, there is adhesive layer between carbon fiber part and metalwork, carbon fiber part includes carbon fiber part main body and the protrusion towards metalwork extension, metalwork includes metal body and the recessed portion for accommodating carbon fiber part, and prefabricated bolt includes the head being contained in carbon fiber part and the bar portion across recessed portion.The bonding strength that the carbon fiber part of the prefabricated fastener and the connection structure of metalwork are formed between protrusion increase metalwork and carbon fiber part by changing carbon fiber local thickness；The connection structure uses similar bolted mode simultaneously, remains the higher shear strength of mechanical connection, tensile strength, peel resistance.
Description
Technical field
The utility model relates to Carbon Fiber Technology field more particularly to the carbon fiber parts and metalwork of a kind of prefabricated fastener
Connection structure and automobile with the connection structure.
Background technique
As new-energy automobile proposes increasingly severeer requirement to complete vehicle weight, carbon fiber is as high-intensitive, high rigidity
Light material had been more and more widely used.Carbon fiber is in the primary load bearing knot that the application of vehicle includes body frame
Loss of weight 40%~60% may be implemented in structure；Meanwhile it being covered inside and outside can be used as preceding cover, fender, lateral coaming plate and back door etc.
Part has good perceived effect as appearance ornamental pieces.I.e. carbon fiber is applied and is had greatly to vehicle lightweight and customer experience
Promotion effect.
Currently, connection structure between carbon fiber and metalwork be predominantly mechanically connected (be spirally connected/be clamped), be glued, soldering/
Friction welding and mechanical connection and cementing four kinds of modes of hybrid mode.For example, the position not high for intensity requirement, passes through
The method of splicing realizes connection；At structure-bearing position, then by the hybrid mode of mechanical connection and splicing, to guarantee the connector
It is able to bear enough shearing forces and peeling force；Soldering/friction welding by after the prefabricated special material of carbon fiber surface with gold
Category is thermally connected.
The performance of considering cost and jointing, the connection between carbon fiber and metalwork, jointing it is rigid/
Intensity, fatigue durability are still industry problems.
The performance of splicing is influenced greatly, the surface state of carbon fiber and its metalwork by environment (wet, hot, corrosive medium)
Ask higher, and the resistance to stripping ability being glued is poor；Mechanical connection is usually by fasteners such as bolt, screw and buckles as connection
Part needs the prefabricated through-hole on carbon fiber and its metal, electrochemical corrosion defect, aperture easily occurs between carbon fiber and connector
Carbon fiber base material intensity can be reduced；Hybrid connections due to aforementioned two ways independence and deposit, any one connection cannot be evaded
Defect existing for mode.Soldering/friction welding need to do specially treated to carbon fiber surface, and link cost steeply rises, and it connects
Head intensity is strictly influenced with carbon fiber boundary strength and preformed material with metalwork boundary strength by preformed material, strength of joint
It is not very controllable.
As it can be seen that in the prior art, the connection between carbon fiber and metalwork cannot take into account the resistance to stripping ability of connection and resist
Corrosive power and the intensity for avoiding damage to carbon fiber base material simultaneously；And the carbon fiber that prefabricated connecting hole will lead on carbon fiber
The problem of stress concentration that bulk strength decline and joint generate.
Utility model content
In consideration of it, the connection between metalwork and carbon fiber part can be increased the purpose of this utility model is to provide one kind
Intensity has the carbon fiber part of the prefabricated fastener of the stronger jointing of mechanical coupling strength and the connection knot of metalwork simultaneously
Structure.
The purpose of this utility model, which also resides in, provides a kind of automobile, the automobile have can increase metalwork and carbon fiber part
Between bonding strength simultaneously have the stronger jointing of mechanical coupling strength prefabricated fastener carbon fiber part and metal
The connection structure of part.
On one side, the utility model proposes the connection structure of a kind of carbon fiber part of prefabricated fastener and metalwork,
Including prefabricated bolt, carbon fiber part and metalwork, there is adhesive layer, the carbon fiber between the carbon fiber part and metalwork
Part includes carbon fiber part main body and the protrusion that extends towards the metalwork, and the metalwork includes metal body and for holding
Receive the recessed portion of the carbon fiber part, the prefabricated bolt includes the head being contained in the carbon fiber part and passes through described recessed
The bar portion of concave portion.
Further, in the carbon fiber part of above-mentioned prefabricated fastener and the connection structure of metalwork, the protrusion is for increasing
Add the inplane shear power of the carbon fiber part and the metalwork.
Further, described raised towards institute in the carbon fiber part of above-mentioned prefabricated fastener and the connection structure of metalwork
Metalwork section is stated to gradually become smaller.
Further, in the connection structure for stating carbon fiber part and metalwork of upper prefabricated fastener, the protrusion is rotary table
Shape, cylindricality or prismatic table shape.
Further, in the carbon fiber part of above-mentioned prefabricated fastener and the connection structure of metalwork, the projecting parallel in
The section of the axis of the prefabricated bolt has arc angling backwards to the end edge of the carbon fiber part.
Further, in the carbon fiber part of above-mentioned prefabricated fastener and the connection structure of metalwork, the projecting parallel in
The section of the axis of the prefabricated bolt is the changeover portion of arc close to the end of the carbon fiber part.
Further, in the carbon fiber part of above-mentioned prefabricated fastener and the connection structure of metalwork, the bar portion with it is described
Recessed portion is threadedly coupled.
Further, in the carbon fiber part of above-mentioned prefabricated fastener and the connection structure of metalwork, the head is backwards to institute
The surface for stating bar portion has the convex algorithm of the extension backwards to the bar portion, and the convex algorithm is towards the carbon fiber part backwards to the gold
The side for belonging to part extends.
Further, in the carbon fiber part of above-mentioned prefabricated fastener and the connection structure of metalwork, it is described protrusion with it is described
Carbon fiber part main body is integrally formed.
The beneficial effects of the utility model are, the carbon fiber part of the prefabricated fastener of the utility model and the company of metalwork
The bonding strength that binding structure is formed between protrusion increase metalwork and carbon fiber part by changing carbon fiber local thickness；Simultaneously should
Connection structure uses similar bolted mode, remains the higher shear strength of mechanical connection, tensile strength, resistance to removing
Property.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as practical to this
Novel limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the knot of the carbon fiber part of the prefabricated fastener of the utility model first embodiment and the connection structure of metalwork
Structure schematic diagram.
Fig. 2 is the cut-away illustration of the carbon fiber part of the prefabricated fastener of Fig. 1 and the connection structure of metalwork.
Fig. 3 is the structural representation of the prefabricated bolt of the carbon fiber part of the prefabricated fastener of Fig. 1 and the connection structure of metalwork
Figure.
Fig. 4 is the knot of the carbon fiber part of the prefabricated fastener of the utility model second embodiment and the connection structure of metalwork
Structure schematic diagram.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.It should be noted that in the absence of conflict, the implementation in the utility model
Feature in example and embodiment can be combined with each other.It is below with reference to the accompanying drawings and in conjunction with the embodiments practical new this is described in detail
Type.
Referring to Fig. 1, in the first embodiment of the utility model, the carbon fiber part of prefabricated fastener and the connection of metalwork
Structure, including prefabricated bolt 4, carbon fiber part 1, metalwork 2 and adhesive layer 3.Carbon fiber part 1 is bonded to each other with metalwork 2.
Prefabricated 4 part of bolt is fixed in carbon fiber part 1 and metalwork 2.
Carbon fiber part 1 is made of the material for including carbon fiber, carbon fiber be a kind of phosphorus content 95% or more it is high-strength
The new fiber materials of degree, high modulus fibre.Carbon fiber " soft outside but hard inside ", quality is lighter than metallic aluminium, but intensity is higher than steel,
And there is corrosion-resistant, high-modulus characteristic, be all important materials in defence and military and civilian aspect.
Referring to Fig. 2, adhesive layer 3 is for being glued carbon fiber part 1 and metalwork 2.Carbon fiber part 1 includes carbon fiber part master
Body 14 and the shape extended towards metalwork 2 are the protrusion 11 of truncated cone-shaped, and protrusion 11 is prismatic table shape or column in other embodiments
Shape structure.Carbon fiber part main body 14 is plate structure.The carbon fiber part main body 14 of plate structure is without changing the exposed table of carbon fiber
Face, for carbon fiber part 1 using function without influence, carbon fiber can be used as the use of inside/outside covering.
Protrusion 11 gradually becomes smaller towards 2 section of metalwork.Protrusion 11 increases the contact surface of carbon fiber part 1 Yu metalwork 2
Product, to improve the peel resistant strength of the connection structure.Protrusion 11 is also used to increase in the face of carbon fiber part 1 and metalwork 2
Shearing force.The section that protrusion 11 is parallel to the axes O of prefabricated bolt 4 has arc angling backwards to the end edge of carbon fiber part 1
12.Protrusion 11 is parallel to changeover portion 13 of the section of the axes O of prefabricated bolt 4 close to the end of carbon fiber part 1 for arc.It is convex
11 are played to be integrally formed with carbon fiber part main body 14.
Metalwork 2 includes metal body 22 and the recessed portion 21 for accommodating carbon fiber part 1.Metal body 22 is plate
Shape structure, in other embodiments, metal body 22 are cast member or profile.The recessed portion 21 is for being bonded carbon fiber part 1
Protrusion 11.Recessed portion 21 and metal body 22 are integrally formed.
Referring to Fig. 3, prefabricated bolt 4 includes the head 41 that is contained in the carbon fiber part 1 and passes through the recessed portion
21 bar portion 42.The head 41 has the convex algorithm 43 of the extension backwards to the bar portion 42 backwards to the surface of the bar portion 42,
The convex algorithm 43 extends towards the carbon fiber part 1 backwards to the side of the metalwork 2.Convex algorithm 43 is used for and another workpiece
Surface is in contact pressurization and electrified regulation, and then be collapsed makes these contact points form solder joint.The face of weld 44 and carbon of convex algorithm 43
The surface 15 of filamentary member main body 14 is in same plane or is higher than the surface 15.Prefabricated bolt 4 with nut for connecting, simultaneously
It avoids opening hole on carbon fiber part 1 and prevents that transfer occurs in screwing process.
Bar portion 42 is fixedly connected with head 41, at the same part bar portion 42 respectively with raised 11, recessed portion 21, adhesive layer 3
It is fixedly connected.Another part bar portion 42 is located across the lower section of recessed portion 21.Bar portion 42, which has, to be threadedly coupled with recessed portion 21
Screw thread 45.It is used to connect with nut across the screw thread 45 of recessed portion 21.
Referring to Fig. 4, protrusion 11 is string configuration, carbon fiber part 1 and metal in the second embodiment of the utility model
Part 2 is glued by adhesive layer 3.Raised 11 thickness are greater than 14 thickness of carbon fiber part main body.Protrusion 11 is along perpendicular to prefabricated bolt 4
The convex stupefied axis A of axes O extend.Prefabricated bolt 4 passes through the recessed portion 21 of metalwork 2, and the head 41 of prefabricated bolt 4 is fixed
In in the protrusion 11 of carbon fiber part 1.
The form directly cementing compared to carbon fiber part 1 and metalwork 2, the carbon fiber of the prefabricated fastener of the utility model
On the one hand part 1 improves inplane shear power between the two, i.e. carbon fiber part by similar snap fit with the connection structure of metalwork 2
1 with the bonding strength and fatigue endurance intensity of the connector of metalwork 2；On the other hand increase between carbon fiber part 1 and metalwork 2
Contact area is to guarantee joint shear strength with higher, tensile strength, peel resistance.
Compared to the form for being connected by screw bolts carbon fiber part 1 and metalwork 2, the carbon of the prefabricated fastener of the utility model
Filamentary member 1 and the connection structure of metalwork 2, which have been evaded, to be needed on carbon fiber part 1 under carbon fiber strength caused by prefabricated connecting hole
The defect of electrochemical corrosion between drop, stress concentration and bolt and metalwork 2.
In the production process, first that prefabricated bolt 4 is prefabricated in carbon cloth, remaining single layer carbon cloth is being spread
Prefabricated bolt 4 is avoided when layer, but carbon fiber wire still maintains continuously, subsequent carbon cloth is answered with prefabricated bolt 4 by conventional
Condensation material moulding process links together, and the molding carbon fiber part 1 of carbon cloth is made to become one structure with prefabricated bolt 4.Carbon
For filamentary member 1 with 2 connection procedure of metalwork, carbon fiber part 1 and metalwork 2 can pass through the prefabricated bolt 4 across metalwork 2
It is bolted and is attached by the hybrid mode that adhesive layer 3 is glued.The connection structure has mechanical coupling strength stronger
, resistance to stripping ability is stronger, antifatigue, the preferable jointing of durability.The connection structure solves in current practice because of carbon
In filamentary member 1 the shortcomings that the stress concentration phenomenon of the decline of 1 bulk strength of carbon fiber part caused by prefabricated connecting hole and generation.
In use, the connection structure is by solving the prefabricated method in carbon fiber part 1 of prefabricated bolt 4
In current practice in screwing process the shortcomings that easy transfer, and improves the bonding strength of carbon fiber part 1 and metalwork 2 and resist
Fatigue strength.
The utility model has the beneficial effects that: the connection structure of the carbon fiber part 1 of the prefabricated fastener and metalwork 2 is logical
It crosses and changes the bonding strength that carbon fiber local thickness is formed between 11 increase metalwork 2 of protrusion and carbon fiber part 1；The connection simultaneously
Structure uses similar bolted mode, that is, remains the higher shear strength of mechanical connection, tensile strength, resistance to removing
Property.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. a kind of carbon fiber part of prefabricated fastener and the connection structure of metalwork, including prefabricated bolt (4), carbon fiber part (1)
With metalwork (2), there are adhesive layer (3) between the carbon fiber part (1) and metalwork (2), which is characterized in that the carbon fiber
Dimension part (1) includes carbon fiber part main body (14) and the protrusion (11) towards the metalwork (2) extension, metalwork (2) packet
Metal body (22) and the recessed portion (21) for accommodating the carbon fiber part (1) are included, the prefabricated bolt (4) includes accommodating
Head (41) in the carbon fiber part (1) and the bar portion (42) across the recessed portion (21).
2. the carbon fiber part of prefabricated fastener according to claim 1 and the connection structure of metalwork, which is characterized in that institute
State the inplane shear power that raised (11) are used to increase the carbon fiber part (1) and the metalwork (2).
3. the carbon fiber part of prefabricated fastener according to claim 1 and the connection structure of metalwork, which is characterized in that institute
Raised (11) are stated to gradually become smaller towards the metalwork (2) section.
4. the carbon fiber part of prefabricated fastener according to claim 1 and the connection structure of metalwork, which is characterized in that institute
Stating raised (11) is truncated cone-shaped, cylindricality or prismatic table shape.
5. the carbon fiber part of prefabricated fastener according to claim 4 and the connection structure of metalwork, which is characterized in that institute
The section for stating the axis (O) that raised (11) are parallel to the prefabricated bolt (4) has backwards to the end edge of the carbon fiber part (1)
There are arc angling (12).
6. the carbon fiber part of prefabricated fastener according to claim 4 and the connection structure of metalwork, which is characterized in that institute
Stating raised (11) and being parallel to the section of the axis (O) of the prefabricated bolt (4) close to the end of the carbon fiber part (1) is arc
Changeover portion (13).
7. the carbon fiber part of prefabricated fastener and the connection structure of metalwork described in any one of -6 according to claim 1,
It is characterized in that, the bar portion (42) is threadedly coupled with the recessed portion (21).
8. the carbon fiber part of prefabricated fastener and the connection structure of metalwork described in any one of -6 according to claim 1,
It is characterized in that, the head (41) has the projection welding of the extension backwards to the bar portion (42) backwards to the surface of the bar portion (42)
Point (43), the convex algorithm (43) extend towards the carbon fiber part (1) backwards to the side of the metalwork (2).
9. the carbon fiber part of prefabricated fastener and the connection structure of metalwork described in any one of -6 according to claim 1,
It is characterized in that, the protrusion (11) and the carbon fiber part main body (14) are integrally formed.
10. a kind of automobile, which is characterized in that the automobile includes prefabricated fastener described in any one of claim 1-9
Carbon fiber part and metalwork connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820895315.0U CN208816492U (en) | 2018-06-08 | 2018-06-08 | The carbon fiber part of prefabricated fastener and the connection structure and automobile of metalwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820895315.0U CN208816492U (en) | 2018-06-08 | 2018-06-08 | The carbon fiber part of prefabricated fastener and the connection structure and automobile of metalwork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208816492U true CN208816492U (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820895315.0U Active CN208816492U (en) | 2018-06-08 | 2018-06-08 | The carbon fiber part of prefabricated fastener and the connection structure and automobile of metalwork |
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| Country | Link |
|---|---|
| CN (1) | CN208816492U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983949A (en) * | 2021-04-21 | 2021-06-18 | 常州市新创智能科技有限公司 | Carbon fiber composite material pipe connecting structure and connecting method |
-
2018
- 2018-06-08 CN CN201820895315.0U patent/CN208816492U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983949A (en) * | 2021-04-21 | 2021-06-18 | 常州市新创智能科技有限公司 | Carbon fiber composite material pipe connecting structure and connecting method |
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