CN208185158U - Connection structure between metal metal plate - Google Patents

Abstract

A kind of connection structure between metal metal plate, due to being to be superimposed by female, sub- circular arc set to connect with one heart between its adjacent sheet metal component, metal plates all in this way by the cooperation of female, sub- circular arc can be assembled into the product (such as cabinet, drawer) of the various certain accommodation spaces of tool, and all metal plates are integrally fixed with anti-falling piece again after assembly is good；When needing to split, first all anti-falling pieces are split out from corresponding sub- circular arc, then one piece of block of metal plate is split next stacked together, to reduce the volume of this kind of product, it moves and transports just very convenient, transportation cost is saved, it assembles simultaneously, it splits very simple, it is convenient, increase the competitiveness in product market, and the connecting portion of adjacent sheet metal component is with the mother to connect together, what sub- circular arc was formed, to enhance the product rigidity after connection, therefore its is structurally reasonable, convenient for the connection and fractionation between metal metal plate, and enhance the rigidity after the connection of adjacent metal metal plate.

Description

Connection structure between metal metal plate

Technical field

The utility model relates to sheet metal parts, refer in particular to the connection structure between each sheet metal part.

Background technique

In our daily lifes, the cabinet being spliced by muti-piece metal sheet metal component or drawer etc. are encountered sometimes and is produced Product are usually assembled by welding, riveting and screw fixed form between its each metal metal plate part, therefore theirs is each Sheet metal part be can not dismantle separate or dismantle it is cumbersome, non-detachable product since volume is larger, cause pack and transport Cost it is very high；And the product being fixed by screws, it is packed although each metal plate accessory can be split, But the installation of consumer after point of purchase very trouble, complexity.Therefore the connection between the metal metal plate part of current this kind of product It mode or can not dismantle, cause transportation cost to rise, to influence the waste of product sales volume and resource；It can be because of assembling Desire to purchase that is cumbersome and influencing consumer, influences the sale of product.Therefore the applicant has developed a kind of new connection structure Solve the limitation of above-mentioned sheet metal component connection structure.

Summary of the invention

The purpose of this utility model is to be to overcome the deficiencies of the prior art and provide a kind of structurally reasonable, is convenient for metal metal plate Between connection and fractionation connection structure, and can enhance adjacent metal metal plate connection after rigidity.

In order to solve above-mentioned technical problem, the utility model is adopted the following technical solutions:

A kind of connection structure between metal metal plate, the metal plate including at least two pieces intersection connections, in the company of adjacent two pieces of metal plates One in socket part position is the generating circle arc for bending to open-type, and by the transition of bending, the outer end while transition is bent for another At the sub- circular arc of open-type constitute；The transition side and the sub- circular arc are tangent；The sub- circular arc matches with the generating circle arc And they are isocentric circular arc；The generating circle arc is major arc, and tangent with the metal plate ontology where it；The sub- circular arc is inserted in They are fixedly connected by anti-falling piece after into generating circle arc；The opening of the aperture efficiency generating circle arc of the sub- circular arc is big, the mother The openings of sizes of circular arc can be fallen into wherein for the transition side.

In the improvement project between the connection structure above-mentioned sheet metal, the anti-falling piece is holding pin, the fastening Pin is by the female holding pin to match with the sub- circular arc and the sub- holding pin that can be tightly nested into mother's holding pin circular arc Composition；The cross section of female holding pin is C-shaped；The radian of the sub- circular arc is greater than 90 degree but is less than the arc of generating circle arc Degree.

In the improvement project between the connection structure above-mentioned sheet metal, the angle on the transition side and corresponding metal plate For right angle.

Compared with prior art, the utility model has the beneficial effects that due to being by female, son circle between adjacent sheet metal component Arc set is superimposed with one heart to connect, and metal plates all in this way can be spelled by the way that sub- circular arc to be nested into generating circle arc The product (such as cabinet, drawer) of the various certain accommodation spaces of tool is dressed up, anti-falling piece is nested into sub- circle one by one again after assembly is good All metal plates are integrally fixed in arc；When needing that this kind of product is carried and transported, so that it may by all anticreeps Part is split out from corresponding sub- circular arc, then one piece of block of metal plate is split come it is stacked together, to not only reduce this The volume of class product, move and transport just it is very convenient, saved transportation cost, at the same assemble, split it is very simple Singly, conveniently, increase the competitiveness in product market, therefore its is structurally reasonable, it can be convenient for the connection and fractionation between metal metal plate；Separately Outside, since the connection structure of adjacent sheet metal component is formed with female, the sub- circular arc to connect together, after connection can be enhanced in this way Product rigidity, to improve the intensity of sheet-metal type product, service life.

The utility model is described in further detail with specific embodiment with reference to the accompanying drawing:

[Detailed description of the invention]

Fig. 1 is the stereoscopic schematic diagram of the utility model embodiment；

Fig. 2 is the scheme of installation of the utility model embodiment and anti-falling piece；

Fig. 3 is the utility model embodiment structural schematic diagram；

Fig. 4 is the enlarged drawing of Fig. 3 local I；

Fig. 5 is female holding pin of the utility model embodiment and the scheme of installation of sub- holding pin.

[specific embodiment]

A kind of connection structure between metal metal plate, as shown in Fig. 1 to 5, the metal plate 1 including at least two pieces intersection connections, in phase One in the connecting portion of adjacent two pieces of metal plates is the generating circle arc 2 for bending to open-type, another by bending transition side 4 and The sub- circular arc 3 of the bending open-type in 4 outer end of transition side is constituted；The sub- circular arc 3 matches with the generating circle arc 2 and they are Isocentric circular arc, the transition side 4 and the sub- circular arc 3 are tangent.It is known that having product (such as cabinet, pumping of certain accommodation space Drawer etc.) to be often spliced by muti-piece sheet metal component, in this way, band will be arranged on two or more sides of one piece of sheet metal component The connecting portion of generating circle arc or sub- circular arc, it is generally the case that the connecting portion of same sheet metal component is sub- circular arc or generating circle arc, In order to large-scale production.The generating circle arc 2 be major arc (in geometry, greater than 180 degree circular arc major arc), and and its The metal plate ontology at place is tangent；They are fixedly connected after being nested into generating circle arc 2 by anti-falling piece 5 by the sub- circular arc 3；Institute The opening for stating the aperture efficiency generating circle arc 2 of sub- circular arc 3 is big, and the openings of sizes of the generating circle arc 2 can fall into it for the transition side 4 In.

In the present embodiment, as shown in Figures 1 to 4, it is illustrated with two blocks of side plates and one piece of back plate, described herein two The connecting portion of block side plate is generating circle arc 2, and the connecting portion on the back plate both sides is made of transition side 4 and sub- circular arc 3；? When assembled, first two blocks of side plates be spaced to erect in certain distance and be placed on platform, then the son circle on back plate both sides The generating circle arc 2 that arc 3 is respectively toward on two blocks of side plates is inserted in, and finally anti-falling piece 5 is inserted into female, sub- circular arc again and consolidates them It is fixed, it is generally the case that it can be inserted into an anti-falling piece 5 in their upper/lower terminal, keep female, sub- circular arc more firm, it is so Circular arc can not just split out in generating circle arc from generating circle arc, complete the connection between metal metal plate with this；When needing to split, First anti-falling piece 5 is split out from the both ends of female, sub- circular arc, then by the sub- circular arc 3 in back plate from the generating circle arc 2 on two blocks of side plates In be shifted out and they can be split.

From the aforegoing it can be seen that due to being spelled by female, sub- circular arc cooperation between the adjacent metal plate of the utility model Connect, in this way when muti-piece metal plate to be carried out to being assembled into various products (such as metal cabinet, metal drawer etc.) if it is very convenient, tear open Divide to get up also very convenient, it is only necessary to first all anti-falling pieces 5 are split out, it can be one by one by the sub- circular arc on all metal plates Split from corresponding generating circle arc come, then carry out carry or packed and transported, do not need using to tool can rapidly by Muti-piece metal plate is carried out assembled and is split, therefore the utility model is structurally reasonable, can be convenient for the connection and fractionation between metal metal plate； In addition, since the connection structure of adjacent sheet metal component is formed with female, the sub- circular arc to connect together, after connection can be enhanced in this way Product rigidity, to improve the intensity of sheet-metal type product, service life.

In the present embodiment, as shown in Figure 3,4, the angle of the transition side 4 and corresponding metal plate is right angle, described herein Generating circle arc 2 opening be greater than or equal to transition side 4 thickness.Certainly the transition side 4 or arc etc..

In the present embodiment, as shown in Fig. 2 to 5, the anti-falling piece 5 be holding pin, the holding pin by with the sub- circular arc The female holding pin 51 to match and the sub- holding pin 52 that can be tightly nested into mother's holding pin 51 form；The mother The cross section of holding pin 51 is C-shaped；The radian of the sub- circular arc 3 be greater than 90 degree but less than generating circle arc radian, be After sub- circular arc 3 is nested into generating circle arc 2, end has at a distance from one section with the end of generating circle arc 2, is fixing two pieces of phases in this way When adjacent sheet metal component, first female fixed pin 51 is nested into sub- circular arc, and an open end corresponding to female fixed pin 51 is made to be located at son Except the end of circular arc 3, then bundle fixed pin 52 is nested into female fixed pin 51, and at this moment sub- fixed pin 52 makes female fixed pin 51 slightly It is micro- to be flared out, so that female fixed pin 51 is directed at sub- circular arc 3 after that open end being located at except sub- circular arc end is softened End or withstand on the end of sub- circular arc 3, swing space of the adjacent sheet metal component in the circular arc to socket-connect is greatly reduced with this Or prevent swing of the adjacent sheet metal component in the circular arc to socket-connect (when the open end being softened withstands on the end of sub- circular arc 3)； At the same time, the outer wall of sub- circular arc 3 is tightly attached to generating circle arc after then slightly strutting under the outside tension force effect of female fixed pin 51 Inner wall on, to reduce the loosening of female, sub- circular arc in axial direction, to strengthen the fixed function to female, sub- circular arc.Anticreep Part 5 can also be forced blocking or screw-type blocking etc., as long as the dismounting convenient for anti-falling piece well may be used.

Although the utility model is described in detail referring to above example, by the disclosure for those skilled in the art Member is it is readily apparent that without departing from the principles of the present invention and scope of the described claim restriction the case where Under, the utility model can be made a variety of changes or be modified.Therefore, the detailed description of the embodiment of the present disclosure is only used to explain, and It is not intended to limit the utility model, but is defined by the subject-matter of the claims the range of protection.

Claims (3)

1. the connection structure between a kind of metal metal plate, which is characterized in that the metal plate (1) including at least two pieces intersection connections, adjacent One in the connecting portion of two pieces of metal plates is the generating circle arc (2) for bending to open-type, another by bending transition side (4) and It is constituted in the sub- circular arc of the bending open-type in transition side (4) outer end (3)；The transition side (4) and sub- circular arc (3) phase It cuts；The sub- circular arc (3) and the generating circle arc (2) matches and they are isocentric circular arc；The generating circle arc (2) is major arc, And it is tangent with the metal plate ontology where it；The sub- circular arc (3) be nested into generating circle arc (2) after by anti-falling piece (5) by it Be fixedly connected；The opening of the aperture efficiency generating circle arc (2) of the sub- circular arc (3) is big, and the openings of sizes of the generating circle arc (2) can It is fallen into wherein for the transition side (4).

2. the connection structure between metal metal plate according to claim 1, which is characterized in that the anti-falling piece (5) is fastening Pin, the holding pin is by female holding pin (51) for matching with the sub- circular arc and can tightly be nested into mother's holding pin (51) Sub- holding pin (52) composition in circular arc；The cross section of female holding pin (51) is C-shaped；The sub- circular arc (3) Radian is greater than 90 degree but is less than the radian of generating circle arc (2).

3. the connection structure between metal metal plate according to claim 1 or 2, which is characterized in that the transition side (4) and phase The angle for answering metal plate is right angle.