Inner angle fastener for fixing section bar
Technical Field
The utility model relates to a fastener technical field specifically is a section bar is fixed and is used interior angle fastener.
Background
The industrial aluminum profile is widely applied in our lives, and can be used for building frames, workbenches, clean workshops and other products according to requirements in practical application. The fasteners used as the fittings are various in structural form and different in function. In the case of built-in connection, the fastener used for connecting two aluminum profiles vertically mutually corresponds to the adaptive industrial aluminum profile in specification and size, and the design and rationality of the overall structure directly influence the rigidity and structural stability of connection between the aluminum profiles. The expandability and flexibility of the fastener is obviously more important than high load capacity or lower tooling requirements, as the connected structure needs to be frequently disassembled or reassembled, in terms of practical requirements.
The problems with previous fasteners of this type of construction are: 1. the position is easy to move when the clamp is stressed; 2. The structure can not be used for disassembling and assembling plates at the same time, and the hole site arrangement of the structure hole is not ideal enough; 3. the installation of fastener panel in the past need install in the grooved rail of aluminium alloy, brings the inconvenient problem of dismantlement. There is room for improvement in the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a fixed interior angle fastener of using of section bar has carried out the innovation improvement on structure and structure constitute to solve scalability and the flexibility of similar mounting in the past ideal inadequately, the inconvenient problem of dismantlement of panel.
In order to achieve the above purpose, the utility model provides a technical scheme is: the utility model provides a fixed interior angle fastener of using of section bar, includes two supporting parts that end to end connect and form the contained angle, connects the structure reinforcement of two supporting parts and connects two supporting parts and structure reinforcement's panel installation department, and two supporting parts all are provided with the tip through hole, the surface of supporting part is provided with the binding face, and it is protruding to be provided with at least one predetermined outline size's location on each binding face, the location protruding by the binding face extends the setting outward, the structure reinforcement is provided with the bolt hole of skew structure reinforcement's center of rotation point and is the top of protruding form, the top is avoided the hole site setting of tip through hole.
As to the utility model discloses a further explanation:
in the above technical scheme, the equal structure setting of supporting part corresponds to first supporting part and second supporting part, the binding face of first supporting part and second supporting part is the right angle each other and is connected.
In the above technical scheme, a middle cambered surface is arranged between two connected binding surfaces, and the middle cambered surface is formed at the intersection position of the two binding surfaces.
In the above technical scheme, the positioning protrusions are in a cubic shape, each binding face is provided with one positioning protrusion, and the length dimension of the cross section of each positioning protrusion is smaller than the width dimension of the corresponding aluminum profile groove rail.
In the above technical scheme, the panel installation department is formed in a corresponding side of two supporting parts, and cover a side setting of structure rib, the panel installation department is provided with an hypotenuse, and the top position of structure rib is less than the hypotenuse sets up.
As an optimal technical scheme of the utility model, the tip through hole includes surface port, internal surface port, perpendicular hole and inclined hole wall portion, the outline shape of surface port is the long circle, the internal surface port is the round mouth, inclined hole wall portion corresponds the connection the week of surface port and round mouth is followed, is linked together perpendicular hole setting.
As another preferred technical scheme of the utility model, two the crossing position of binding face is the right angle.
In the above technical scheme, the number of the positioning protrusions is four, and each of the binding surfaces is provided with two symmetrically arranged positioning protrusions.
In the technical solution, the utility model discloses a fixed interior angle fastener of using of section bar still includes groove structure, groove structure correspond be formed in the periphery of the bellied tip of location.
The utility model has the advantages that: the utility model discloses use in the connection fastening of the aluminium alloy of supporting specification, be connected the fastening through screw rod assembly, need not the pre-drilling, realize the perpendicular connection between aluminium alloy and the aluminium alloy, for built-in connected mode. The supporting part is a connecting and fixing part and is provided with an end through hole, and the supporting part is used for providing the mechanical strength of connection and limiting the mutual verticality of the two aluminum profiles after the two aluminum profiles are installed; the structure reinforcing part is arranged for reinforcing the rigidity and the strength of the whole body, and is beneficial to realizing excellent bearing capacity under a stress state; the structure enhancement part is provided with a bolt hole deviating from the rotation central point of the structure enhancement part, the distance between the bolt hole and the side edges of the two supporting parts is more reasonable, the bolt hole is arranged on two sides of the utility model, when plates with different thicknesses are installed simultaneously, the bolt hole is used for flushing the plate after being installed with the outer plane of the section bar, the purpose of correspondingly reducing the assembly error is achieved, the plate is drilled and installed on the side surface (the plate drilling position is correspondingly connected with the position of the plate installing part), the edge of the plate is relatively parallel to the side edges of the corresponding two aluminum profiles, the assembly error is effectively reduced, and the assembly is; the positioning bulge is arranged and is clamped into the groove rail of the aluminum profile, so that the position movement is not easy to occur when the aluminum profile is fastened and stressed, and the aluminum profile is a practical design. The utility model discloses an alloy finished piece, small in size, rational in infrastructure, when providing sufficient mechanical strength on connecting the fastening, the installation of panel of can also being convenient for has solved in the past that panel need install in the aluminium alloy grooved rail, need unpack apart the drawback of whole frame when dismantling panel.
Compared with the prior art, the utility model has the advantages of the structure is succinct, reliable, with low costs, easily realize, possesses convenient to use simultaneously, can provide scalability and flexibility when using to provide the installation of being convenient for on the installation fastening of industry aluminium alloy and supporting panel, the firm use purpose of stabilizing, the dismouting of being convenient for of installation does benefit to extensive popularization and application.
The present invention will be further explained with reference to the drawings and the embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic view of the overall perspective structure of the present invention.
Fig. 2 is a perspective view of the side of fig. 1.
Fig. 3 is an enlarged schematic view of a portion a of fig. 1.
Fig. 4 is another overall structure diagram of the present invention.
Fig. 5 is a side view schematic of the structure of fig. 4.
Fig. 6 is a schematic structural view of the positioning protrusion and groove structure in fig. 4.
The various symbols in the figures illustrate:
1. inner angle fastener for fixing section bar; 11. a first support section; 12. a second support portion; 13. a structural reinforcement portion; 14. a plate mounting section; 15. an end portion through hole; 16. a binding face; 17. positioning the projection; 130. Bolt holes; 18. a middle arc surface; 150. an outer surface port; 151. an inner surface port; 152. a vertical hole; 153. an inclined orifice wall portion; 100. and (4) a groove structure.
Detailed Description
The present invention will be further described with reference to the following embodiments and the accompanying drawings, wherein the following description sets forth more details for the purpose of fully understanding the present invention, but it is obvious that the present invention can be implemented in various other ways different from those described herein, and those skilled in the art can make similar generalizations and deductions according to the actual application without departing from the spirit of the present invention, and therefore, the scope of the present invention should not be limited by the contents of the embodiments.
Specifically, the utility model provides a specific following embodiment:
the first embodiment is as follows:
referring to fig. 1 to 3, the fixed interior angle fastener 1 of using of a section bar that this embodiment provided includes two supporting portions that are connected end to end and form the contained angle, connects the structure reinforcement 13 of two supporting portions and the panel installation department 14 of connecting two supporting portions and structure reinforcement 13, and two supporting portions all are provided with tip through hole 15, the surface of supporting portion is provided with binding face 16, is provided with the protruding 17 in location of at least one predetermined outline size on each binding face 16, protruding 17 in location by binding face 16 extends the setting to binding face 16 is outer, structure reinforcement 13 is provided with the bolt hole 130 that deviates from the center of rotation point of structure reinforcement 13 and is the top of protruding form, the top is avoided the hole site setting of tip through hole 15. The utility model discloses use in the connection fastening of the aluminium alloy of supporting specification, be connected the fastening through screw rod assembly, need not the pre-drilling, realize the perpendicular connection between aluminium alloy and the aluminium alloy, for built-in connected mode. The supporting part is a connecting and fixing part and is provided with an end part through hole 15, and the supporting part is used for providing the mechanical strength of connection and limiting the mutual verticality of the two aluminum profiles after the two aluminum profiles are installed; the structure reinforcing part 13 is arranged for reinforcing the rigidity and the strength of the whole body, and is beneficial to realizing excellent bearing capacity under a stress state; structure rib 13 is provided with the bolt hole 130 of the skew structure rib 13's center of rotation point, bolt hole 130 all is more reasonable with the distance of the side of two supporting parts, is in through bolt hole 130 the utility model discloses a during the plate of different thickness is installed simultaneously to both sides for flush with section bar outside plane after the panel installation, reach and correspond and reduce assembly error purpose. In practical application, when the plates are installed at the same time, the plate drilling holes are installed on the side surface (the plate drilling positions are correspondingly connected to the positions of the plate installation part), the edges of the plates are relatively parallel to the sides of the two corresponding aluminum profiles, so that the assembly error is effectively reduced, and the assembly is convenient; the positioning bulge 17 is arranged and is clamped into the groove rail of the aluminum profile, so that the position movement is not easy to occur when the aluminum profile is fastened and stressed, and the aluminum profile is a practical design. The utility model discloses an alloy finished piece, small in size, rational in infrastructure, when providing sufficient mechanical strength on connecting the fastening, the installation of panel of can also being convenient for has solved in the past that panel need install in the aluminium alloy grooved rail, need unpack apart the drawback of whole frame when dismantling panel.
As to the utility model discloses a further explanation:
according to the above technical solution, the supporting portions of the present embodiment are all configured in the same structure, and correspond to the first supporting portion 11 and the second supporting portion 12, and the abutting surfaces 16 of the first supporting portion 11 and the second supporting portion 12 are mutually connected at a right angle.
Further, a middle cambered surface is arranged between two connected binding surfaces 16, and the middle cambered surface 18 is formed at the intersection position of the two binding surfaces 16; during production and manufacturing, the middle cambered surface 18 is dug out from the intersection position of the two binding surfaces 16, and the intersection position of the two symmetrical sides of the two supporting parts is still arranged at a right angle. The design is beneficial to saving materials during production and manufacturing, and does not influence the overall mechanical strength.
According to the above technical solution, the positioning protrusion 17 of the present embodiment is in a cubic shape, and each of the attaching surfaces 16 is provided with one positioning protrusion 17, specifically, the length of the cross section of the positioning protrusion 17 is smaller than the width of the corresponding aluminum profile groove rail. The positioning projection 17 is arranged non-perpendicular to the abutting surface 16.
According to the above technical scheme, the board mounting portion 14 is formed at a corresponding side of the two supporting portions, and covers a side of the structure reinforcing portion 13 is provided with a bevel edge, the shape of the whole outer contour is similar to a triangle, and the top end position of the structure reinforcing portion 13 is lower than the bevel edge. The top end position height of the structure reinforcing part 13 is set to be beneficial to placing a screw piece or a screw rod piece into the end through hole 15, the problem of blocking the end through hole 15 is solved, and the structure is reasonable.
As a preferable technical solution of this embodiment, the end penetrating hole 15 includes an outer surface port 150, an inner surface port 151, a vertical hole 152, and an inclined hole wall portion 153, the outer surface port 150 has an oblong outer contour shape, the inner surface port 151 is a round hole, one end of the inclined hole wall portion 153 corresponds to a position of one semicircle connected to the peripheral edge of the outer surface port 150, and the other end is connected to the peripheral edge of the round hole, and the inclined hole wall portion 153 is simultaneously connected to the vertical hole. The end part through hole 15 is designed to be a special-shaped hole and is used for connecting and fastening the non-matching thickness specification plates. Providing scalability and flexibility in use.
Example two:
referring to fig. 4 to 6, in another inner corner fastener 1 for fixing a profile, the positioning protrusions 17 have substantially the same structural configuration as in the first embodiment, and have different numbers and arrangement relationships, and the end through holes 15 have different structures, i.e., vertical holes. As another preferable technical solution of this embodiment, the intersecting position of the two abutting surfaces 16 is a right angle. The structure is easy to realize, meets lower processing requirements, and has low total ownership cost.
According to the above technical solution, the number of the positioning protrusions 17 of this embodiment is four, two positioning protrusions 17 symmetrically arranged are disposed on each attaching surface 16, and the positioning protrusions 17 are perpendicular to the attaching surfaces 16. When in use, the aluminum profile fixing clamp is used for being clamped into a groove rail of an aluminum profile, and is not easy to move when being fastened and stressed; when the connecting surface is a plane without a groove rail, the mode of knocking off the positioning protrusion 17 is adopted to adapt to the use requirement.
The profile-fixing inner corner fastener 1 of the present embodiment further includes a groove structure 100, and the groove structure 100 is formed around the end of the positioning protrusion 17.
Compared with the prior art, the utility model provides a following several problems: 1. the existing fastener has no positioning structure, and the problems that the relative position between two connected aluminum profiles is staggered and the two connected aluminum profiles are not on the same plane after fastening in the operation process of fastening the aluminum profiles; 2. the two fasteners with different structures are required to be used for connecting the aluminum profile and the matched plate, the two fasteners can only be used independently and correspondingly, the installation of the aluminum profile and the matched plate cannot be simultaneously met, and the problems of inconvenient operation and large assembly error easily occur in the whole disassembly and assembly process; 3. the hole positions of the holes and the structural design of the holes in the whole structure are not ideal, firstly, the matched plate can only be installed in the groove rail of the aluminum profile, or the plate can only be installed through a special adapter, the types of the connecting pieces/adapters needing to be equipped in the installation operation process are various, the fastening operation is inconvenient, the assembly error is easy to occur, and the dependence on the skill of workers is large; secondly, the fastener can only be used for mounting a plate with one thickness due to the hole structure of the fastener, in addition, in the prior structure, the distance between the hole position and the side edge of the aluminum profile is not reasonable enough, in the actual mounting process, the side edge of the plate is easily abutted against the side edge of the aluminum profile, and a large extrusion force is generated on the plate, so that the hole opening position of the plate is torn, and the plate is scrapped; 4. corresponding to above-mentioned problem 3, when panel installs in the grooved rail of aluminium alloy, subsequent dimension guarantor equipment need progressively unpack aluminium alloy frame apart, just can take off the panel that needs to maintain, and the maintenance dismantlement process is wasted time and energy, and the cost of labor is high.
The utility model has the advantages of the structure is succinct, reliable, with low costs, easily realize, can provide scalability and flexibility when possessing convenient to use, use simultaneously to provide the installation of being convenient for on the installation fastening of industry aluminium alloy and supporting panel, the firm, the use purpose of the dismouting of being convenient for of installation does benefit to extensive popularization and application.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily effected by those skilled in the art, without thereby departing from the generic concept as defined by the claims and their equivalents, and without thereby limiting the specific details and illustrations presented herein.