A kind of thin plate is fitted and connected structure and adopts the automobile luggage racks of this structure
Technical field
The present invention relates to a kind of thin plate and be fitted and connected structure, and adopt the automobile luggage racks of this structure.
Background technique
Traditional thin plate is fitted and connected structure and adopts Placements such as bolt, screw, rivet, occurs using the plastic buckle Placement afterwards.The buckle Placement mainly is suitable for two connections between the working of plastics thin plate, also is suitable for being connected between working of plastics thin plate and the sheetmetal.Generally speaking, buckle adopts the plastic production softer than the working of plastics thin plate of its required connection, also can between wherein, be designed to the hollow out body, forms the elastomer of being convenient to be out of shape; The applicant's disclosed patent application formerly 200510049165.9 is exactly the connection buckle of this type of situation.Side in two working of plasticss or both sides must have a side to deform in the process that is buckled together, then fastener card or be buckled in by on the part of buckle; Generally speaking, be mostly to let buckle be out of shape.During use buckle is pressed in the attachment hole of reservation of two working of plastics thin plates that need to connect by force, buckle just is stuck in wherein, thereby two working of plastics thin plates are coupled together.The advantage that adopts buckle to connect be buckle can be used as separate piece separately die sinking produce in a large number, come independent the use as the low priced and easily worn articles, easy to use.
The shortcoming that above linkage structure all exists is: need on two working of plastics thin plates, all to be provided with attachment hole, can partly expose after the connection, influence outward appearance, be not suitable on the Appearance Panel.
The present invention has invented a kind of clamping form just, solves this problem.
Summary of the invention
Technical problem to be solved by this invention is to the above-mentioned state of the art, provides a kind of thin plate to be fitted and connected new seizing type linkage structure, and wherein plate of this structure does not have attachment hole, especially is suitable for being connected of the Appearance Panel and other plate.The present invention solves the problems of the technologies described above the technological scheme that is adopted:
A kind of thin plate is fitted and connected structure; Comprise first thin plate (1), second thin plate (2) that need be fitted and connected with it; The front of said second thin plate (2) is used as appearance; Be used as the tabs (3) that laterally is provided with at least one inclination on the back side of the face of being fitted and connected; The face of being fitted and connected of said first thin plate (1) is provided with the strip hole (4) that penetrates that the said tabs of corresponding confession (3) embeds, and said first thin plate (1) and second thin plate (2) are being carried out under the condition of horizontal restrain, during the strip hole (4) that penetrates that firmly tabs (3) of said inclination embedded; The tabs of said inclination (3) meeting makes this side become the side that is squeezed (5) to a side (5) extruding of tabs (3) the true dip direction indication of said through hole (4).
Said first thin plate (1) or second thin plate (2) are processed by plastics or metallic material.
The top of said tabs (3) is provided with barb (8).Can not unclamp after this makes thin plate be fitted and connected, be fitted and connected reliable and stable.
The cross section of said tabs (3) is and the corresponding strip of said through hole (4), like rectangle.
But,, be that the tabs of the inclination that is provided with of the face of being fitted and connected with second thin plate (2) is out of shape and is realized that so in use, tabs ruptures easily because above-mentioned thin plate is fitted and connected structure in use.Especially after second thin plate is the plating of working of plastics process, can become fragile, just be very easy to fracture in the deformation process, a difficult problem just occur.Can cause deterioration in quality, up-to-standard rate reduces.And continuous during snap-fitted, after using after a while, also possibly break, there is quality hidden danger.
To this, the tabs that the present invention further will solve the inclination that the face of being fitted and connected of second thin plate (2) is provided with is the technical problem of fracture easily in use.Distortion in the connection procedure married again by first thin plate by the face that the is fitted and connected raising sheet of second thin plate (2) bears, form following technological scheme thus:
Such scheme further is improved to; Be set up in parallel the strip hole (6) that penetrates in the side that is squeezed (5) that is fitted and connected the through hole (4) that the said tabs of confession (3) on the face embeds of said first thin plate (1); Make the distortion bridge (7) that forms an extruded narrow length between it, the narrow long-range degree of said distortion bridge (7) must guarantee that said distortion bridge (7) deforms prior to said tabs (3) when the through hole (4) of tabs (3) embedding.
The condition of said horizontal restrain is formed by following scheme: being fitted and connected of said second thin plate (2) laterally is provided with a left-hand constraint tabs (9) and dextrad constraint tabs (10) respectively on the face; Accordingly, being fitted and connected of said first thin plate (1) laterally is provided with the left-hand constrained port (11) and dextrad constrained port (12) that supplies said constraint tabs (10) to embed on the face.Or the condition of said horizontal restrain is formed by following scheme: the tabs of said inclination (3) is to be provided with in opposite directions more than two.
A kind of automobile luggage racks; Paired mounting is on the roof surface during use; It comprises the supporting base (21) that tubulose cross bar (20) and two are positioned at these cross bar two ends, itself and roof are connected together; Said supporting base (21) all also disposes shell (22); It is characterized in that, said two end supports seat (21) or wherein the outside of an end supporting base shell (22) be fitted and connected a laminar bright wisp (2), said laminar bright wisp (2) and supporting base shell (22) adopt thin plate as claimed in claim 5 to be fitted and connected structure; Wherein, the outer panel of said supporting base shell (22) is as first thin plate (1), and laminar bright wisp (2) is as second thin plate (2).
Said supporting base shell (22) is processed by plastics with laminar bright wisp (2), and wherein said laminar bright wisp (2) is the plating on plastics part.
The correct position of the inboard of said laminar bright wisp (2) is provided with the tabs (3) of two inclinations, and a left-hand constraint tabs (9) and a dextrad constraint tabs (10) are set; The relevant position of the outer panel of said supporting base shell (22) is provided with two strip holes (4) that penetrate that supply said tabs (3) to embed, a left-hand constrained port (11) and a dextrad constraint tabs (10) that supplies said constraint tabs (10) to embed.
The inboard of the tabs of said two inclinations (3), a left-hand constraint tabs (9) and a dextrad constraint tabs (10) the said laminar bright wisp in edge (23) laterally is the suitable interval arrangement and is provided with; Wherein, Said left-hand constraint tabs (9) is positioned at the left side, and said dextrad constraint tabs (10) is positioned at the centre of the tabs (3) of said two inclinations.
The invention provides a kind of thin plate and be fitted and connected new seizing type linkage structure.Be suitable for being fitted and connected on the Appearance Panel on other plate, be connected to goodly, also can be used for metal surface and connect to be applied to plastic front board.The further improvement project of the present invention provides the tabs of the inclination that a kind of face of being fitted and connected of second thin plate is provided with in use to be not easy the technological scheme that ruptures; Bear the distortion in the connection procedure by first thin plate; Solved the tabs that the tilts technical barrier of fracture easily in use, to make thin plate be fitted and connected reliable and stable.
Description of drawings
Fig. 1 is a basic scheme schematic perspective view of the present invention.Wherein, Fig. 1-1 is the first thin plate schematic perspective view, and Fig. 1-2 is the second thin plate schematic perspective view, and Fig. 1-3 is first thin plate and the second thin plate coupled condition schematic perspective view.
Fig. 2 is a basic scheme cross-sectional view of the present invention.Wherein, Fig. 2-1 is the first thin plate generalized section, and Fig. 2-2 is the second thin plate generalized section, and Fig. 2-3 is first thin plate and the second thin plate coupled condition generalized section.
Fig. 3 is the further improvement project schematic perspective view of the present invention.Wherein, Fig. 3-1 is the first thin plate schematic perspective view, and Fig. 3-2 is the second thin plate schematic perspective view, and Fig. 3-3 is first thin plate and the second thin plate coupled condition schematic perspective view.
Fig. 4 is the further improvement project cross-sectional view of the present invention.Wherein, Fig. 4-1 is the first thin plate generalized section, and Fig. 4-2 is the second thin plate generalized section, and Fig. 4-3 is first thin plate and the second thin plate coupled condition generalized section.
Fig. 5 pastes the concrete application implementation example schematic perspective view of laminar bright wisp at the automobile luggage racks edge for the further improvement project of the present invention; Fig. 5-1 is the schematic perspective view of laminar bright wisp; Fig. 5-2 is the schematic perspective view of an end supporting base shell wherein, and Fig. 5-3 is fitted and connected the schematic perspective view of state for this laminar bright wisp and supporting base shell.
Fig. 6 be among Fig. 5 with closely-related each the partial structurtes enlarged diagram of the present invention.
Fig. 7 is the schematic perspective view of this automobile luggage racks.
Embodiment
Embodiment one
Like Fig. 1, shown in Figure 2; Thin plate is fitted and connected structure and comprises first thin plate 1, needs second thin plate 2 that be fitted and connected with it; The front of second thin plate 2 is used as Surface Appearance; Be used as being fitted and connected of tabs 3, the first thin plates 1 that laterally is provided with 2 inclinations on the back side of the face of being fitted and connected side by side and laterally be provided with the strip hole 4 that penetrates that the said tabs 3 of corresponding confession embeds on the face side by side.The shape that the cross section of tabs 3 is with through hole 4 adapts, and all adopts rectangle.
The top of tabs 3 is provided with barb 8, can not unclamp after this makes thin plate be fitted and connected, and is fitted and connected reliable and stable; 8 times hook faces of barb are for to be fitted and connected the same setting of face level with first thin plate 1, and the tight card of being convenient to the two closes.
Being fitted and connected of second thin plate 2 is provided with left-hand constraint columnar projections piece 9 and dextrad constraint columnar projections piece 10 in addition on the face; The face of being fitted and connected of first thin plate 1 is provided with corresponding left-hand constraint positioning hole 11 and dextrad constraint positioning hole 12; Thereby first thin plate 1 and second thin plate 2 are formed the horizontal restrain when being fitted and connected; When firmly the tabs 3 of said inclination being embedded the strip hole 4 that penetrates; The tabs 3 that tilts and a side 5 mutual extrusion of the tabs 3 true dip direction indications of said through hole 4, this side becomes the side 5 that is squeezed; Tabs 3 is being out of shape along S1 direction shown in Fig. 2-2 in the telescopiny.In the present embodiment, because 5 amount of deformation that can produce of side that are squeezed of this first thin plate 1 are very limited, so mainly be the embedding that realizes tabs 3 through 3 distortion of the tabs on second thin plate 2.After in case tabs 3 embeds fully, its top barb 8 hook first thin plate 1,8 times hook faces of barb are close to the upper surface of first thin plate 1.
Above-mentioned two thin plates are fitted and connected the seizing type linkage structure.Be suitable for being fitted and connected on the Appearance Panel on other plate, be connected to goodly, also can be used for metal surface and connect to be applied to plastic front board.
Because above-mentioned thin plate is fitted and connected structure in use, be that the tabs of the inclination that is provided with of the face of being fitted and connected with second thin plate 2 is out of shape and is realized; The technician knows that the root that is arranged on the tabs of plate surface is an area of stress concentration, is very fragile, so in use, tabs 3 ruptures easily.Especially after second thin plate is the plating of working of plastics process, can become fragile, just be very easy to fracture in the deformation process, a difficult problem just occur.Can cause deterioration in quality, up-to-standard rate reduces.And continuous during like snap-fitted, after using after a while, also possibly break, there is quality hidden danger.
Embodiment two
Present embodiment two is improvement projects of doing to the defective that embodiment's one existing tabs 3 ruptures easily, has solved this technical problem well.
Like Fig. 3, shown in Figure 4; Present embodiment two organization plans are compared with embodiment one; Other structure all with embodiment one roughly the same; Only near the side 5 that is squeezed that is fitted and connected the through hole 4 that the said tabs 3 of confession on the face embeds of first thin plate 1, be set up in parallel the strip hole 6 that penetrates, make the distortion bridge 7 that forms an extruded narrow length between it.The narrow long-range degree of said distortion bridge (7) must guarantee that said distortion bridge (7) deforms prior to tabs (3) when the through hole (4) of tabs (3) embedding.
When firmly with the tabs 3 of said inclination embed penetrate strip hole 4 time; The tabs 3 that tilts and a side 5 mutual extrusion of the tabs 3 true dip direction indications of said through hole 4; Distortion bridge 7 deforms prior to tabs 3, and replaces tabs 3 to bear the main amount of deformation that embeds in the connection procedure; So, tabs 3 can embed like a cork penetrate strip hole 4 and realize will above-mentioned two thin plates connection, implement easily to assemble.And, adopt present embodiment two organization plans, because distortion bridge 7 has good elasticity, there is not the obvious stress concentration zones, phenomenon of rupture can not take place generally.
So adopt the linkage structure scheme of present embodiment two, tabs 3 is not easy fracture, and plate connects reliable, implements assembling easily, and plate connects product with stable quality, especially is fit to being fitted and connected of plating on plastics part panel and other plate.
Embodiment three
Present embodiment three is that the embodiment of the invention two described improvement projects are in the concrete application implementation example of pasting laminar bright wisp at the automobile luggage racks edge.
As shown in Figure 7; A kind of automobile luggage racks; Paired mounting is on the roof surface during use, it comprise tubulose cross bar 20 and two be positioned at these cross bar two ends, with the supporting base 21 that itself and roof connect together, supporting base 21 all also disposes shell 22; This shell 22 is a working of plastics, said two end supports seat 21 or wherein the outside of an end supporting base shell 22 be fitted and connected a laminar bright wisp 2.This laminar bright wisp 2 is the plating on plastics part, is attached to the outside of supporting base shell 22 as the appearance ornamental pieces edge of automobile luggage racks.
Like Fig. 5, shown in Figure 6, laminar bright wisp 2 adopts the embodiment of the invention two described thin plates to be fitted and connected structure with supporting base shell 22; Wherein, the outer panel 1 of supporting base shell 22 is as first thin plate 1, and laminar bright wisp 2 is as second thin plate 2.The front of laminar bright wisp 2 is used as Surface Appearance, is used as the tabs 3 that laterally is provided with 2 inclinations on the back side of the face of being fitted and connected side by side; Being fitted and connected of the outer panel of supporting base shell 22 laterally is provided with the strip hole 4 that penetrates that the said tabs 3 of corresponding confession embeds side by side on the face.
Be set up in parallel the strip hole 6 that penetrates near the side 5 that is squeezed that is fitted and connected the through hole 4 that the said tabs 3 of confession on the face embeds of the outer panel 1 of supporting base shell 22, make the distortion bridge 7 that forms an extruded narrow length between it.The narrow long-range degree of said distortion bridge (7) must guarantee that said distortion bridge 7 deforms prior to tabs 3 when the through hole 4 of tabs 3 embeddings.
The shape that the cross section of tabs 3 is with through hole 4 adapts, and is rectangular substantially.The top of tabs 3 is provided with barb 8, and this can not unclamp after making laminar bright wisp 2 be fitted and connected, and is fitted and connected reliable and stable; 8 times hook faces of barb are fitted and connected the same setting of face level for the outer panel 1 with supporting base shell 22, and the tight card of being convenient to the two closes.
In addition, the inboard of laminar bright wisp 2 is provided with a left-hand constraint tabs 9 and a dextrad constraint tabs 10 in addition; The relevant position of the outer panel of supporting base shell 22 is provided with the left-hand constrained port 11 and the dextrad constrained port (12) that supply said constraint tabs 10 to embed.The tabs 3 of two inclinations, left-hand constraint tabs 9 and a dextrad constraint tabs 10 laterally are suitable interval along the inboard of laminar bright wisp 2 and arrange setting; Wherein, Said left-hand constraint tabs 9 is positioned at the left side, and said dextrad constraint tabs 1 is positioned at the centre of the tabs 3 of two inclinations.Left-hand constraint tabs 9 is the tabs of " ten " font for cross section, and dextrad constraint tabs 10 is the tabs that is analogous to the inclination of tabs 3, and the top also is provided with barb 8.Above left-hand, dextrad is the expression of present patent application figure relatively only, is not construed as limiting the invention.
When the outer panel 1 of laminar bright wisp 2 and supporting base shell 22 is fitted and connected; Earlier laminar bright wisp 2 dextrad constraint tabs 10 is embedded outer panels 1 dextrad constrained port (12), and then 2 tabs 3 and left-hand constraint tabs 9 embed corresponding 2 through holes 4 and left-hand constrained port 11 respectively.
When firmly with the tabs 3 of said inclination embed penetrate strip hole 4 time; The tabs 3 that tilts and a side 5 mutual extrusion of the tabs 3 true dip direction indications of said through hole 4; Distortion bridge 7 deforms prior to tabs 3, and replaces tabs 3 to bear the main amount of deformation that embeds in the connection procedure; So, tabs 3 can embed like a cork penetrate strip hole 4 and realize will above-mentioned two thin plates connection, implement easily to assemble.Because distortion bridge 7 has good elasticity, does not have the obvious stress concentration zones, in production and later long-term using process, generally phenomenon of rupture can not take place.