CN108799290B - Profile connecting assembly - Google Patents
Profile connecting assembly Download PDFInfo
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- CN108799290B CN108799290B CN201810454790.9A CN201810454790A CN108799290B CN 108799290 B CN108799290 B CN 108799290B CN 201810454790 A CN201810454790 A CN 201810454790A CN 108799290 B CN108799290 B CN 108799290B
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- section bar
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- pressing
- elastic clamping
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- 238000003825 pressing Methods 0.000 claims description 112
- 230000000149 penetrating effect Effects 0.000 claims description 65
- 239000002184 metal Substances 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 11
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000002699 waste material Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B19/00—Bolts without screw-thread; Pins, including deformable elements; Rivets
- F16B19/02—Bolts or sleeves for positioning of machine parts, e.g. notched taper pins, fitting pins, sleeves, eccentric positioning rings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a section bar connecting assembly, which comprises: first section bar, second section bar, section bar connecting piece and locating pin, its characterized in that: the locating pin sets up on the surface of second section bar, the surface of first section bar is provided with the pinhole, the locating pin inserts in the pinhole, and first section bar and second section bar pass through the section bar connecting piece and connect as an organic wholely. The invention has the advantages that: can recycle, good environmental protection, easy dismounting is swift, joint strength and stability are high, installation location is accurate, does not influence section bar surface smoothness.
Description
Technical Field
The invention relates to the technical field of exhibition showing, performance and advertisement structure construction, in particular to a section bar connecting assembly for constructing an exhibition stand, a stage, an advertisement stand and the like.
Background
The existing setting up of exhibition stands, stages and advertising tables has the following disadvantages: 1) The frame materials used for construction are wood, the connecting pieces between the wood are mainly nails, the frame materials and the connecting pieces can be used once, 75% -80% of waste is produced during construction and dismantling, the waste cannot be recycled, forest resources are wasted, and huge pressure is caused to the environment; 2) The assembly and the disassembly between the profiles are very inconvenient, and a great deal of manpower, material resources and financial resources are wasted; due to the problems of budget and the like, the setting up time of a exhibition stand, a stage, an advertisement stand and the like is shorter and shorter, extra cost is paid outside 8 hours of work, the time is compact, the task is heavy, and safety accidents occur; 3) The connection strength of the existing connecting piece is not high, sliding and loosening between building sectional materials are easy to cause, the building structure is easy to damage, the display effect is affected, and potential safety hazards exist. 4) The positions among the mutually connected profiles have larger installation errors; 5) The connecting piece protrudes outside the outermost surface of the section bar, so that the surface of the section bar is uneven, and the paving and mounting of the external decorative surface material of the section bar are affected.
Therefore, a profile connecting assembly which can be recycled, has good environmental protection, is convenient and quick to assemble and disassemble, has high connecting strength and stability, is accurate to install and position, and does not influence the surface flatness of the profile is needed at present.
Disclosure of Invention
The invention aims to overcome the defects and provide the profile connecting assembly which can be recycled, is good in environmental protection, convenient and quick to assemble and disassemble, high in connecting strength and stability, accurate in installation and positioning and free from affecting the surface flatness of the profile.
The technical scheme of the invention is as follows: a profile connection assembly comprising: first section bar, second section bar, section bar connecting piece and locating pin, its characterized in that: the locating pin sets up on the surface of second section bar, the surface of first section bar is provided with the pinhole, the locating pin inserts in the pinhole, and first section bar and second section bar pass through the section bar connecting piece and connect as an organic wholely.
Preferably, the positioning pin includes: the plug pin column and the fixing pin column; the second section bar is provided with a fixing hole, the fixing pin is fixedly connected with the fixing hole, and the plug pin is inserted into the pin hole; the surfaces of the first profile and the second profile are provided with first grooves, and the fixing holes and the pin holes are positioned on the bottoms of the first grooves.
Preferably, the profile connecting piece comprises an elastic clamping piece, a penetrating rod piece and a pressing part, wherein one end of the penetrating rod piece is provided with a second groove, the elastic clamping piece and the second groove can be elastically clamped and matched and can be separated from each other, and the other end of the penetrating rod piece is provided with the pressing part.
Preferably, through holes corresponding to the positions and the sizes are formed in the surfaces of the first section bar and the second section bar respectively, the elastic clamping piece and the pressing part cannot penetrate through the through holes of the first section bar and the second section bar due to the size of the through holes, one end of the penetrating connecting rod piece sequentially penetrates through the through holes of the first section bar and the second section bar, the second groove at one end is in elastic clamping fit with the elastic clamping piece, the pressing part at the other end of the penetrating connecting rod piece enables the elastic clamping piece to press the surface of the second section bar through pressing the surface of the first section bar, and the pressing part and the elastic clamping piece clamp the first section bar and the second section bar together.
Preferably, the elastic clamping piece comprises: the spring pushing part comprises a first shell part, a second shell part, a spring and a spring pushing part, wherein the first shell part and the second shell part are overlapped to form a shell of the elastic clamping piece, first through holes corresponding to the first through holes are formed in the first shell part and the second shell part, the shape of each first through hole corresponds to the cross section shape of a connecting rod piece, the spring is arranged in the shell, one end of the spring is propped against the inner surface of the shell, and the spring pushing part comprises: the sliding plate and the push plate are pressed against one end of the sliding plate and the other end of the spring, the other end of the sliding plate is connected with the push plate, a second through hole is formed in the sliding plate by overlapping a large hole and a small hole, the large hole is identical to the first through hole in shape and size, and the shape of the small hole corresponds to the shape of the cross section of the connecting rod piece at the second groove.
Preferably, the connecting rod penetrating member is a cylindrical rod, the second groove is an annular groove, one end of the connecting rod penetrating member provided with the second groove is conical or circular truncated cone-shaped, and the hole edge of the small hole is provided with an arc-shaped guide surface.
Preferably, the pressing part includes: the pressing piece is sleeved at the other end of the penetrating link member, and the pressing piece is arranged at the top of the other end of the penetrating link member and can apply pressing force towards the elastic clamping piece to the pressing piece; the pressing piece is a pressing plate, the pressing piece is a nut, one end of the connecting rod penetrating piece, provided with the pressing piece, is provided with threads, the nut is sleeved on the threads, and a spring sleeved on the connecting rod penetrating piece is arranged between the pressing plate and the threads; the connecting rod penetrating piece is provided with a key slot, the top pressing plate is provided with a jackscrew, and the jackscrew stretches into the key slot to enable the top pressing plate to be unable to rotate around the connecting rod penetrating piece; the upper surface of the pressing plate is provided with a circular ring columnar bulge, and the nut can be pressed against the bulge by rotating the nut. By providing the spring on the link-through member, the top pressing plate can be urged downward by the spring, and therefore, in the unused state, the top thread on the top pressing plate is located at the lowermost portion of the key groove, so that the top pressing plate can be kept in a fixed position without moving up and down along the link-through member.
Preferably, the pressing part includes: the pressing piece is sleeved at the other end of the penetrating link member, and the pressing piece is arranged at the top of the other end of the penetrating link member and can apply pressing force towards the elastic clamping piece to the pressing piece; the top casting die is the top casting die, the top of the other end of wearing link piece has the pinhole, the piece of exerting pressure includes: the cam wrench comprises a cam and a wrench connected with the cam, the cam is provided with a cam shaft hole, the pin shaft penetrates through the cam shaft hole and the pin hole, the cam can rotate around the pin shaft by pulling the wrench, and the cam can be switched between pushing and pressing the pressing plate or not pushing and pressing the pressing plate; the surface of the top pressing plate, which is close to the cam, is provided with an arc-shaped concave surface corresponding to the outer surface of the cam, and the surface of the top pressing plate, which is far away from the cam, is provided with columnar protrusions; and a protection gasket is sleeved on the connecting rod penetrating member. The protection gasket can prevent the pressing plate from directly pressing the surface of the profile to damage the surface of the profile.
Preferably, the first section bar and the second section bar have the same cross section form, the first section bar, the second section bar, the section bar connecting piece and the locating pin are all made of metal, the surfaces of the first section bar and the second section bar are provided with first grooves, the through holes are positioned on the bottoms of the first grooves, the depth of the first grooves is greater than or equal to the thickness of the elastic clamping piece and the jacking part, the width of the first grooves is greater than the width of the elastic clamping piece and the jacking part, and the length of the connecting rod is smaller than the distance between the two outermost surfaces of the first section bar and the second section bar, which are away from each other, and is greater than the distance between the outer surfaces of the through holes of the first section bar and the second section bar, which are away from each other. The purpose of this setting is in order to make the section bar connecting piece not outstanding in section bar outside surface when playing the effect of firmly connecting two section bars, does not influence the installation between section bar and the plane materiel of laminating on section bar outside surface.
Preferably, the length of the elastic clamping piece and the pressing plate is larger than the width of the first groove. The purpose of this arrangement is to prevent the resilient clip and the top pressure plate from rotating in transition within the recess.
The use process of the profile connecting piece is as follows: 1) Fixing the locating pin on the second section bar, wherein: the fixing pin of the locating pin is in threaded connection with a fixing hole, such as a threaded hole, on the section bar, and the inserting pin of the locating pin extends out of the second section bar. 2) Then the first section bar and the second section bar are close to each other, and the plug pin of the positioning pin is inserted into the pin hole formed in the first section bar, so that the through hole in the first section bar is aligned with the through hole in the second section bar, namely, the accurate alignment between the first section bar and the second section bar is realized, the installation error is reduced, and meanwhile, the positioning pin also plays a role in bearing and receiving force; and then the connecting rod penetrating piece sequentially penetrates through the through hole in the first section bar and the through hole in the second section bar, and one end of the connecting rod penetrating piece with the second groove extends out of the through hole in the second section bar. 3) The first through hole on the elastic clamping piece is aligned with the end part of the penetrating rod piece, the sliding plate enables the area of the second through hole overlapped with the first through hole to be smaller than the area of the cross section of the penetrating rod piece under the pushing action of the spring in the elastic clamping piece shell body in the state that the elastic clamping piece is not connected with the penetrating rod piece, at the moment, the elastic clamping piece cannot be directly inserted into the penetrating rod piece, one end of the penetrating rod piece, which is provided with the second groove, is conical or circular truncated cone-shaped, and the hole edge of the small hole is provided with an arc-shaped guide surface, so that the conical surface is pressed against the arc-shaped guide surface by pressing one end of the penetrating rod piece, which is provided with the pressing part, and then the sliding plate is guided to press the spring, so that the area of the second through hole overlapped with the first through hole is larger than the area of the cross section of the penetrating rod piece, the penetrating rod piece can be inserted into the elastic clamping piece in the way, when the second groove of the penetrating rod piece moves to the sliding plate, the cross section of the penetrating rod piece is reduced, the sliding plate loses the pressing of the penetrating rod piece under the restoring force of the spring, the sliding plate moves in the opposite direction, and the area of the second through hole is enabled to be smaller than the cross section of the penetrating rod piece, which is pressed again in the groove bottom of the penetrating rod piece, and finally, and the area of the penetrating rod piece cannot be pressed out. Of course, the sliding plate can be moved by directly pressing the push plate in the direction of the spring, and when the second groove of the connecting rod piece corresponds to the position of the sliding plate, the push plate can be released to realize the clamping of the connecting rod piece and the elastic clamping piece. 4) By pressing the first profile surface by means of the pressing part, this process can take two preferred ways: a kind of is: the nut is pressed against the pressing plate by rotating the nut, the pressing plate is pressed against the surface of the first section bar, and the spring on the connecting rod piece is compressed in the process, so that the pressing plate is pressed against; the other is: the long shaft end of the cam is pressed against the pressing plate by pressing the wrench, and the pressing plate is further pressed against the surface of the first section bar.
The jacking part jacks the surface of the first section bar so that the jacked first section bar moves towards the second section bar and contacts with the second section bar, then the first section bar and the second section bar move towards the elastic clamping piece together, after the second section bar is propped against the elastic clamping piece, the first section bar and the second section bar are clamped between the elastic clamping piece and the jacking part, so that the first section bar and the second section bar cannot generate relative movement, and reliable and stable connection between the section bars is completed.
In contrast to the process of disassembling the connecting piece, firstly unscrewing the nut or lifting the wrench to ensure that the pressing plate does not press against the surface of the first section, then pressing the push plate of the elastic clamping piece to release the clamping of the elastic clamping piece and the connecting rod piece, and the connecting rod piece can be pulled out from the section; and then separating the second section bar from the first section bar, and pulling out the locating pin on the first section bar from the pin hole of the second section bar. The disassembly process is completed. Of course, the positioning pin can also be detached from the first profile.
Compared with the prior art, the invention has the beneficial effects that:
1) The profile connecting piece and the profile are standard pieces and can be recycled, no waste is produced in the disassembly and assembly process, and good environmental protection is achieved.
2) The section bar connecting assembly is convenient and quick to disassemble and assemble, and under the condition of building the same stand frame, the consumed mounting and dismounting time is far less than that of adopting a traditional connecting mode, so that manpower, material resources and financial resources are greatly saved, and the requirement of increasingly shortening the current building time is well met.
3) The connecting piece of the sectional material can obviously improve the connecting strength and the connecting stability between sectional materials.
4) Through the locating pin, the location between the section bar is very convenient accurate, and installation error reduces greatly, and the locating pin still plays bearing and atress's effect and certain linking effect between the section bar simultaneously.
5) The section bar connecting piece is at least partially embedded in the first groove of the section bar, the surface of the outermost side of the section bar is flat and has no bulge, the whole appearance of the section bar frame is good, and the laying and the installation of the section bar external decorative surface material are not influenced.
Drawings
FIG. 1 is a schematic perspective view of a dowel pin of the assembly of the present invention.
Fig. 2 is a schematic perspective view of a connecting section of a locating pin and a first profile of an assembly according to the present invention.
Fig. 3 is a schematic perspective view of the connection of the locating pin of the assembly of the present invention to the first profile.
Fig. 4 is a schematic perspective cutaway view of the first and second profiles of the assembly of the present invention connected by a dowel.
Fig. 5 is a schematic perspective view of an embodiment of the profile connector of the present invention. The elastic clamping piece is clamped at the end part of the penetrating rod piece.
Fig. 6 is an exploded perspective schematic view of an embodiment of the profile connector of the present invention.
Fig. 7 is a schematic partial cross-sectional view of a profile connection member and profile connection relationship according to an embodiment of the present invention.
Fig. 8 is a schematic view in perspective with partial cutaway of a profile connection according to an embodiment of the present invention.
Fig. 9 is a schematic perspective view of another embodiment of the profile connector of the present invention. The elastic clamping piece is clamped at the end part of the penetrating rod piece.
Fig. 10 is an exploded perspective schematic view of another embodiment of the profile connector of the present invention.
Fig. 11 is a schematic partial cross-sectional view of a profile connection member and profile connection relationship according to another embodiment of the present invention.
Fig. 12 is a schematic view in perspective with partial cutaway of a profile connection according to another embodiment of the present invention.
Fig. 13 is a schematic view in partial cutaway perspective of a profile connector, dowel pin and profile connection relationship according to one embodiment of the present invention.
Detailed Description
The invention is further described with reference to the drawings and the detailed description below:
example 1
Referring to fig. 1-8, 13, a profile connection assembly comprising: the novel steel-plastic composite material comprises a first section bar 2, a second section bar 1, a section bar connecting piece 3 and a positioning pin 4, wherein the first section bar and the second section bar have the same cross section form and are made of metal, the surfaces of the first section bar and the second section bar are respectively provided with a first groove 5, and the first section bar and the second section bar are connected into a whole through the section bar connecting piece. The locating pin is made of metal, and the locating pin comprises: a plug pin 6 and a fixing pin 7; the fixing device is characterized in that a fixing hole 8 is formed in the bottom of the first groove of the first section bar, a thick plate 9 is arranged on the inner side of the bottom of the first groove of the first section bar, a threaded hole 10 is formed in the thick plate, threads (not shown) are formed in the fixing pin, and the fixing pin penetrates through the fixing hole and is in threaded connection with the threaded hole. The first pin hole 11 is formed in the bottom of the first groove of the second section bar, the thick plate 12 is arranged on the inner side of the bottom of the first groove of the second section bar, the second pin hole 13 corresponding to the first pin hole is formed in the thick plate, and the plug pin is inserted into the first pin hole and the second pin hole.
The profile connection is made of metal and comprises: the elastic clamping piece 14 and the cylindrical connecting rod penetrating piece 15 are respectively provided with an annular groove 16 at one end, a round table shape 35 at one end of the connecting rod penetrating piece provided with the annular groove, the elastic clamping piece and the annular groove can be elastically clamped and matched and can be separated from each other, and a pressing part 17 is arranged at the other end of the connecting rod penetrating piece; the pressing portion includes: the pressing plate 18 and the nut 19, the pressing plate is sleeved on the other end of the connecting rod penetrating member, the end of the connecting rod penetrating member provided with the pressing part is provided with a thread 20, the nut is sleeved on the thread, and a spring 21 sleeved on the connecting rod penetrating member is arranged between the pressing plate and the thread. The upper surface of the top pressure plate is provided with a circular cylindrical protrusion 22. The elastic clamping piece comprises: the first shell portion 23, second shell portion 24, spring 25 and spring bulldoze the portion, and first shell portion and second shell portion coincide and constitute the shell of elasticity fastener, all set up the first through-hole 26 that the position corresponds on first shell portion and the second shell portion, the shape of first through-hole corresponds with the cross section shape of wearing the even piece, spring 25 installs in the shell, and the one end of spring 25 supports with the shell internal surface and presses, the spring bulldozes the portion and includes: the sliding plate 28 and the push plate 27, the one end of sliding plate supports with the other end of spring 25 and presses, and the other end of sliding plate is connected with the push plate, has seted up the second through-hole on the sliding plate, the second through-hole is formed by macropore 29 and aperture 30 part overlap, macropore with first through-hole shape size is the same, the shape of aperture corresponds with the shape of wearing the cross section of connecting rod spare in annular groove department, the hole edge of aperture has arc guide face 31. The key groove 32 is formed in the connecting rod penetrating member, the jackscrew 33 is arranged on the jacking plate, and the jackscrew stretches into the key groove, so that the jacking plate cannot rotate around the connecting rod penetrating member. By providing the spring on the link-through member, the top pressing plate can be urged downward by the spring, and therefore, in the unused state, the top thread on the top pressing plate is located at the lowermost portion of the key groove, so that the top pressing plate can be kept in a fixed position without moving up and down along the link-through member.
Through holes 34 corresponding to the positions and the sizes of the through holes are formed in the bottoms of the first grooves of the first section bar and the second section bar, and the elastic clamping pieces and the pressing plate cannot penetrate through the through holes. Under the installation state, one end of the connecting rod penetrating member sequentially penetrates through the through holes of the first section bar and the second section bar, the annular groove at one end is in elastic clamping fit with the elastic clamping piece, the nut at the other end of the connecting rod penetrating member can apply a jacking force towards the elastic clamping piece to the jacking plate, the jacking plate further enables the elastic clamping piece to jack the surface of the second section bar through jacking the surface of the first section bar, and the jacking plate and the elastic clamping piece clamp the first section bar and the second section bar together. The depth of the first groove is larger than or equal to the thickness of the elastic clamping piece and the pressing plate, and the width of the first groove is larger than the width of the elastic clamping piece and the pressing plate. The length of the elastic clamping piece and the pressing plate is larger than the width of the first groove, the width of the first groove is slightly larger than the width of the elastic clamping piece and the pressing plate, and the length of the connecting rod penetrating piece is larger than the distance between the outer surfaces of the through holes 34, which are away from the first section bar and the second section bar. The elastic clamping piece is fixed on the outer surface of the through hole 34, and the first through hole 26 on the elastic clamping piece corresponds to the position of the through hole 34. The nut is pressed against the annular columnar bulge 22 on the pressing plate by rotating the nut, and the pressing plate further presses the surface of the first section bar, so that the spring 21 on the connecting rod piece is compressed in the process, and the pressing plate is pressed.
Example 2
Referring to fig. 1-4, 9-12, a profile connection assembly comprising: the novel steel-plastic composite material comprises a first section bar 2, a second section bar 1, a section bar connecting piece 3 and a positioning pin 4, wherein the first section bar and the second section bar have the same cross section form and are made of metal, the surfaces of the first section bar and the second section bar are respectively provided with a first groove 5, and the first section bar and the second section bar are connected into a whole through the section bar connecting piece. The locating pin is made of metal, and the locating pin comprises: a plug pin 6 and a fixing pin 7; the fixing device is characterized in that a fixing hole 8 is formed in the bottom of the first groove of the second section bar, a thick plate 9 is arranged on the inner side of the bottom of the first groove of the second section bar, a threaded hole 10 is formed in the thick plate, threads (not shown) are formed in the fixing pin, and the fixing pin penetrates through the fixing hole and is in threaded connection with the threaded hole. The first pin hole 11 is formed in the bottom of the first groove of the first section bar, the thick plate 12 is arranged on the inner side of the bottom of the first groove of the first section bar, the second pin hole 13 corresponding to the first pin hole is formed in the thick plate, and the plug pin is inserted into the first pin hole and the second pin hole.
The profile connection is made of metal and comprises: the elastic clamping piece 14 and the cylindrical connecting rod penetrating piece 15 are respectively provided with an annular groove 16 at one end, a round table shape 35 at one end of the connecting rod penetrating piece provided with the annular groove, the elastic clamping piece and the annular groove can be elastically clamped and matched and can be separated from each other, and a pressing part 17 is arranged at the other end of the connecting rod penetrating piece; the pressing portion includes: the pressing plate 18, the cam spanner, the round pin axle 36, the pressing plate wears to overlap in wear the other end of link member, wear the top of link member the other end have third pinhole 37, the cam spanner includes cam 38 and the spanner 39 that links to each other with the cam, the cam has the camshaft hole 40, the round pin axle passes the camshaft hole with third pinhole, through spanner, the cam can rotate around the round pin axle, the cam can be between pushing up the pressing plate or not pushing up the pressing plate. The surface of the pressing plate, which is close to the cam, is provided with an arc-shaped concave surface 41 corresponding to the outer surface of the cam, and the surface of the pressing plate, which is far away from the cam, is provided with a columnar protrusion 42. The connecting rod piece is sleeved with a protection washer 43, and the protection washer is positioned on one side of the top pressing plate away from the cam wrench. The elastic clamping piece comprises: the first shell portion 23, second shell portion 24, spring 25 and spring bulldoze the portion, and first shell portion and second shell portion coincide and constitute the shell of elasticity fastener, all set up the first through-hole 26 that the position corresponds on first shell portion and the second shell portion, the shape of first through-hole corresponds with the cross section shape of wearing the even piece, spring 25 installs in the shell, and the one end of spring 25 supports with the shell internal surface and presses, the spring bulldozes the portion and includes: the sliding plate 28 and the push plate 27, the one end of sliding plate supports with the other end of spring 25 and presses, and the other end of sliding plate is connected with the push plate, has seted up the second through-hole on the sliding plate, the second through-hole is formed by macropore 29 and aperture 30 part overlap, macropore with first through-hole shape size is the same, the shape of aperture corresponds with the shape of wearing the cross section of connecting rod spare in annular groove department, the hole edge of aperture has arc guide face 31.
Through holes 34 corresponding to the positions and the sizes of the through holes are formed in the bottoms of the first grooves of the first section bar and the second section bar, and the elastic clamping pieces and the pressing plate cannot penetrate through the through holes. In the installation state, one end of the connecting rod penetrating member sequentially penetrates through the through holes of the first section bar and the second section bar, the annular groove at one end is in elastic clamping fit with the elastic clamping piece, the columnar bulge on the pressing plate is inserted into the through hole 34 on the section bar, so that the position of the pressing plate is approximately fixed, the long shaft end of the cam is pressed against the pressing plate through pressing a wrench, the pressing plate is further pressed against the surface of the first section bar, the elastic clamping piece is pressed against the surface of the second section bar, and the pressing plate and the elastic clamping piece clamp the first section bar and the second section bar together. The depth of the first groove is larger than or equal to the thickness of the elastic clamping piece and the pressing plate, and the width of the first groove is larger than the width of the elastic clamping piece and the pressing plate. The length of the elastic clamping piece and the pressing plate is larger than the width of the first groove, the width of the first groove is slightly larger than the width of the elastic clamping piece and the pressing plate, and the length of the connecting rod penetrating piece is larger than the distance between the outer surfaces of the through holes 34, which are away from the first section bar and the second section bar. The elastic clamping piece is fixed on the outer surface of the through hole 34, and the first through hole 26 on the elastic clamping piece corresponds to the position of the through hole 34.
The invention has the advantages that: 1) The profile connecting piece and the profile are standard pieces and can be recycled, no waste is produced in the disassembly and assembly process, and good environmental protection is achieved.
2) The section bar connecting assembly is convenient and quick to disassemble and assemble, and under the condition of building the same stand frame, the consumed mounting and dismounting time is far less than that of adopting a traditional connecting mode, so that manpower, material resources and financial resources are greatly saved, and the requirement of increasingly shortening the current building time is well met.
3) The connecting piece of the sectional material can obviously improve the connecting strength and the connecting stability between sectional materials.
4) Through the locating pin, the location between the section bar is very convenient accurate, and installation error reduces greatly, and the locating pin still plays bearing and atress's effect and certain linking effect between the section bar simultaneously.
5) The section bar connecting piece is at least partially embedded in the first groove of the section bar, the surface of the outermost side of the section bar is flat and has no bulge, the whole appearance of the section bar frame is good, and the laying and the installation of the section bar external decorative surface material are not influenced.
Modifications and variations of the above embodiments will be apparent to those skilled in the art in light of the above teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.
Claims (6)
1. A profile connection assembly comprising: first section bar, second section bar, section bar connecting piece and locating pin, its characterized in that: the positioning pin is arranged on the surface of the second section bar, the surface of the first section bar is provided with a pin hole, the positioning pin is inserted into the pin hole, and the first section bar and the second section bar are connected into a whole through a section bar connecting piece;
the locating pin includes: the plug pin column and the fixing pin column; the second section bar is provided with a fixing hole, the fixing pin is fixedly connected with the fixing hole, and the plug pin is inserted into the pin hole; the surfaces of the first profile and the second profile are provided with first grooves, and the fixing holes and the pin holes are positioned on the bottoms of the first grooves;
the profile connecting piece comprises an elastic clamping piece, a penetrating rod piece and a jacking part, wherein one end of the penetrating rod piece is provided with a second groove, the elastic clamping piece and the second groove can be elastically clamped and matched and can be separated from each other, and the other end of the penetrating rod piece is provided with the jacking part;
through holes with corresponding positions and sizes are formed in the surfaces of the first section bar and the second section bar respectively, the elastic clamping piece and the jacking part cannot penetrate through the through holes of the first section bar and the second section bar in sequence by the size of the through holes, the second groove at one end is in elastic clamping fit with the elastic clamping piece, the jacking part at the other end of the connecting rod penetrating piece enables the elastic clamping piece to jack the surface of the second section bar by jacking the surface of the first section bar, and the jacking part and the elastic clamping piece clamp the first section bar and the second section bar together;
the elastic clamping piece comprises: the spring pushing part comprises a first shell part, a second shell part, a spring and a spring pushing part, wherein the first shell part and the second shell part are overlapped to form a shell of the elastic clamping piece, first through holes corresponding to the first through holes are formed in the first shell part and the second shell part, the shape of each first through hole corresponds to the cross section shape of a connecting rod piece, the spring is arranged in the shell, one end of the spring is propped against the inner surface of the shell, and the spring pushing part comprises: the sliding plate and the push plate are pressed against one end of the sliding plate and the other end of the spring, the other end of the sliding plate is connected with the push plate, a second through hole is formed in the sliding plate by overlapping a large hole and a small hole, the large hole is identical to the first through hole in shape and size, and the shape of the small hole corresponds to the shape of the cross section of the connecting rod piece at the second groove.
2. The profile connection assembly of claim 1, wherein: the connecting rod penetrating member is a cylindrical rod, the second groove is an annular groove, one end of the connecting rod penetrating member provided with the second groove is conical or circular truncated cone-shaped, and the edge of the small hole is provided with an arc-shaped guide surface.
3. The profile connection assembly of claim 1, wherein: the pressing portion includes: the pressing piece is sleeved at the other end of the penetrating link member, and the pressing piece is arranged at the top of the other end of the penetrating link member and can apply pressing force towards the elastic clamping piece to the pressing piece; the pressing piece is a pressing plate, the pressing piece is a nut, one end of the connecting rod penetrating piece, provided with the pressing piece, is provided with threads, the nut is sleeved on the threads, and a spring sleeved on the connecting rod penetrating piece is arranged between the pressing plate and the threads; the connecting rod penetrating piece is provided with a key slot, the top pressing plate is provided with a jackscrew, and the jackscrew stretches into the key slot to enable the top pressing plate to be unable to rotate around the connecting rod penetrating piece; the upper surface of the pressing plate is provided with a circular ring columnar bulge, and the nut can be pressed against the bulge by rotating the nut.
4. The profile connection assembly of claim 1, wherein: the pressing portion includes: the pressing piece is sleeved at the other end of the penetrating link member, and the pressing piece is arranged at the top of the other end of the penetrating link member and can apply pressing force towards the elastic clamping piece to the pressing piece; the top casting die is the top casting die, the top of the other end of wearing link piece has the pinhole, the piece of exerting pressure includes: the cam wrench comprises a cam and a wrench connected with the cam, the cam is provided with a cam shaft hole, the pin shaft penetrates through the cam shaft hole and the pin hole, the cam can rotate around the pin shaft by pulling the wrench, and the cam can be switched between pushing and pressing the pressing plate or not pushing and pressing the pressing plate; the surface of the top pressing plate, which is close to the cam, is provided with an arc-shaped concave surface corresponding to the outer surface of the cam, and the surface of the top pressing plate, which is far away from the cam, is provided with columnar protrusions; and a protection gasket is sleeved on the connecting rod penetrating member.
5. The profile connection assembly of claim 1, wherein: the first section bar and the second section bar have the same cross section form, first section bar, second section bar, section bar connecting piece and locating pin are made by metal, the surface of first section bar, second section bar has first recess, the through-hole is located on the tank bottom of first recess, the degree of depth of first recess is greater than or equal to the thickness of elasticity fastener and roof portion, the width of first recess is greater than the width of elasticity fastener and roof portion, wears the length of link piece and is less than the distance between two outside surfaces that first section bar and second section bar deviate from mutually and is greater than the distance between the surface of through-hole that first section bar and second section bar deviate from mutually.
6. A profile connection assembly as claimed in claim 3 or 4, wherein: the surfaces of the first section bar and the second section bar are provided with first grooves, and the lengths of the elastic clamping pieces and the pressing plate are larger than the width of the first grooves.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810454790.9A CN108799290B (en) | 2018-05-11 | 2018-05-11 | Profile connecting assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810454790.9A CN108799290B (en) | 2018-05-11 | 2018-05-11 | Profile connecting assembly |
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| CN108799290A CN108799290A (en) | 2018-11-13 |
| CN108799290B true CN108799290B (en) | 2024-03-29 |
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| CN114669973B (en) * | 2022-05-26 | 2022-08-16 | 四川通安航天科技有限公司 | Accurate positioning device for jig based on industrial aluminum profile and jig construction method |
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| JP2003065313A (en) * | 2001-08-24 | 2003-03-05 | Nitto Seiko Co Ltd | Nut member and assembling tool of the nut member |
| RU26583U1 (en) * | 2002-05-13 | 2002-12-10 | Общество с ограниченной ответственностью "АНКОР-М" | SET OF PROFILES FOR ASSEMBLY OF LIGHT-TRANSPARENT FENCING CONSTRUCTIONS |
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| CN108799290A (en) | 2018-11-13 |
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Address after: 200245 D2, No. 2988, Dongchuan Road, Minhang District, Shanghai Applicant after: YEEDAA ENVIRONMENTAL PROTECTION TECHNOLOGY (SHANGHAI) CO.,LTD. Address before: 200443 Shanghai Baoshan District intelligence Industrial Park 2 phase 16 Hulan West Road 100 Applicant before: YEEDAA ENVIRONMENTAL PROTECTION TECHNOLOGY (SHANGHAI) CO.,LTD. |
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