CN213366840U

CN213366840U - Connection structure and equipment

Info

Publication number: CN213366840U
Application number: CN202021234400.6U
Authority: CN
Inventors: 陈步林; 周辉虎
Original assignee: Hefei Lianbao Information Technology Co Ltd
Current assignee: Hefei Lianbao Information Technology Co Ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-06-04
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses a connection structure, a serial communication port, including main part, flexible connecting piece, transmission piece, the main part is used for adorning the setting piece, flexible connecting piece sets up in the main part, and with transmission piece links to each other, is used for the main part with information transmission between the transmission piece, the embodiment of the utility model provides a connection structure has the convenient characteristics of buckling, connection thickness is little, uses the embodiment of the utility model provides a connection structure passes through flexible connecting piece connection main part and transmission piece to make connection structure have the characteristics that thickness is little, convenient buckling at hookup location.

Description

Connection structure and equipment

Technical Field

The utility model relates to an electronic component's connection technical field especially relates to a connection structure and equipment.

Background

In the production process of electronic products, people often use a Flexible Printed Circuit (FPC) or a Flexible Flat Cable (FFC) as a connector to connect two electronic components, and since a conventional FFC is not high-temperature resistant, it is impossible to directly place a component on the FFC by Surface Mount Technology (SMT). The cost for connecting the two electronic components by adopting the FPC is too high, and the pollution is too large. Therefore, one typically uses FPC soldered FFC as a connector. However, if the FFC is soldered to the FPC as a connector, the soldered portion is fragile, and if a reinforcing plate is provided at the soldered portion, the FFC may be too thick to be easily bent.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a connection structure with better connection effect is provided.

An aspect of the utility model provides a connection structure, including main part, flexible connector, transmission piece, the main part is used for adorning the setting piece, flexible connector sets up in the main part, and with transmission piece links to each other, is used for the main part with information transmission between the transmission piece.

In one embodiment, the transmission member is a transmission cable, and the transmission cable is a flexible flat cable; the transmission piece comprises a protective film and an inner core, wherein the protective film is an insulating film, and the inner core is a tinned flat copper wire.

In an implementation manner, the protective film is sleeved on the inner core, and the protective film is provided with a positioning groove which is communicated with the inner core and used for positioning the flexible connecting piece.

In an implementation manner, the flexible connecting member is a conductive adhesive film, the conductive adhesive film is embedded in the positioning slot, a first connecting surface of the conductive adhesive film is connected to the inner core, a second connecting surface of the conductive adhesive film is connected to the main body, and a side wall of the conductive adhesive film is connected to a side wall of the positioning slot; the conductive adhesive film is used for information transmission between the first connecting surface and the second connecting surface.

In an embodiment, the flexible connecting member is a board glue, a first surface of the board glue is connected in the positioning groove of the conveying member, and a second surface of the board glue is connected to the main body, and the board glue is used for connecting the main body and the inner core.

In an implementation manner, the main body is provided with a first positioning piece, the first positioning piece is one or more of a first positioning hole, a first positioning column and a first positioner, and the first positioning piece is used for positioning the flexible connecting piece.

In an implementation manner, the transmission member is further provided with a second positioning member, the second positioning member is one or more of a second positioning hole, a second positioning column, and a second positioner, and the second positioning member is used for positioning the main body.

In an embodiment, the second positioning element is configured to be positioned in cooperation with the first positioning element.

In one embodiment, the body is a flexible circuit board.

Another aspect of the present invention provides an apparatus having the above-mentioned connection structure, including the above-mentioned connection structure according to any one of the above-mentioned embodiments.

The embodiment of the utility model provides a connection structure connects main part and transmission piece through flexible connection spare to make connection structure have the characteristics that thickness is little, conveniently buckle at hookup location.

Drawings

The above and other objects, features and advantages of exemplary embodiments of the present invention will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present invention are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:

in the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.

Fig. 1 is a schematic structural diagram of a connection structure according to an embodiment of the present invention;

fig. 2 is an exploded view of a connection structure according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a connection structure according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a connection structure according to another embodiment of the present invention;

fig. 5 is an exploded view of a connection structure according to another embodiment of the present invention;

fig. 6 is a schematic structural diagram of a connection structure according to another embodiment of the present invention;

fig. 7 is a schematic structural diagram of a transmission member according to another embodiment of the present invention.

Wherein the reference numerals are: 1. a main body; 11. a first positioning member; 111. a first positioning hole; 112. a first positioning post; 12. placing a piece; 13. a limiting groove; 2. a flexible connector; 3. a transport member; 31. a protective film; 32. an inner core; 33. positioning a groove; 34. a second positioning member; 341. and a second positioning hole.

Detailed Description

To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

Fig. 1 is a schematic structural diagram of a connection structure according to an embodiment of the present invention; fig. 2 is an exploded view of a connection structure according to an embodiment of the present invention; fig. 3 is a schematic cross-sectional view of a connection structure according to an embodiment of the present invention.

Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a connection structure, including: main part 1, flexible connector 2, transmission piece 3, main part 1 is used for the dress to set up the piece, and flexible connector 2 sets up on main part 1, and links to each other with transmission piece 3 for the information transmission between main part 1 and the transmission piece 3.

The embodiment of the utility model provides a connection structure mainly used will put on 12 are connected to the appointed object. The placement member 12 may be an electronic component having functionality, and the designated object may be a motherboard, a cable harness, an electronic harness, or other functional equipment. Further, the placement member 12 may be a placement member 12 that is mounted by surface mount technology, i.e., an SMT placement member. The embodiment of the utility model provides an use and put a piece with SMT and carry out the concrete explanation through this connection structure connection electron pencil, nevertheless it should be understood that other electron device components, equipment etc. can all use the embodiment of the utility model provides a connection structure connects.

According to the required functions of the designated object, the placement pieces with different functions can be selected for installation. The main body 1 is used for mounting the supply member, and the main body 1 can be a circuit board. The flexible connecting piece 2 is used for connecting the main body 1 and the transmission piece 3, signal transmission of the main body 1 and the transmission piece 3 is achieved, and the flexible connecting piece 2 has the advantages of being soft and capable of being bent. Further, the main body 1 and the transmission member 3 may be made of flexible materials. The flexible connecting piece 2 is arranged between the main body 1 and the transmission piece 3 and plays a role in connection. Because main part 1, flexible connectors 2, transmission piece 3 are made by flexible material, consequently, the embodiment of the utility model provides an in connection structure's junction also have the effect that can buckle. The transmission piece 3 is used for connecting to the designated object, and further signal transmission between the placing piece and the designated object is realized. The connection structure can transmit information, data, electricity, light and other transmissible media by adjusting the material selection according to the transmission content between the placing piece and the specified object, for example, when the connection structure is used for electric transmission, the main body is a circuit board, the placing piece is an SMT placing piece, and the transmission piece is a cable.

Referring to fig. 1 and 2, in the embodiment of the present invention, the transmission member 3 is a transmission cable, and the transmission cable is a flexible flat cable.

In the embodiment of the present invention, the transmission member 3 may be a transmission cable, and specifically, the transmission cable may be one or more transmission cables, transmission optical fibers, or other transmission functional cables having information, data, electricity, light, etc. transmission media. Under a condition that can carry out, the embodiment of the utility model provides a selected transmission cable is flexible flat cable, and it is used for the electricity to transmit, has the characteristics that can select wire figure, interval, and it is more convenient to make the line connection, reduces electronic product's volume.

The embodiment of the utility model provides an in, transmission piece 3 includes protection film 31 and inner core 32, and the protection film 31 cover is established on inner core 32, has seted up constant head tank 33 on the protection film 31, and constant head tank 33 communicates with each other with inner core 32 for supply flexible connector 2 to fix a position.

The inner core 32 is disposed in the protective film 31, the inner core 32 is used for information transmission, and the material of the inner core 32 may be copper, tungsten carbide or other materials with information transmission function, further, the inner core 32 may be cylindrical, rectangular or other regular or irregular shapes, the size of the inner core can be adjusted according to the information transmission requirement, and in one practical case, the inner core 32 may be a flat copper sheet or PIN.

The protective film 31 is in a hollow tubular shape, the protective film 31 is sleeved on the inner core 32 to protect the inner core 32, and the cross section of the inner cavity of the protective film 31 corresponds to the cross section of the inner core 32, such as a circular shape, a rectangular shape or other regular or irregular shapes.

In addition, the positioning groove 33 is formed in the protective film 31, the positioning groove 33 may be circular, square, or other regular or irregular shapes, and the position of the positioning groove 33 may be set at any position on the protective film 31, it is limited that the protective film 31 located on the peripheral side of the positioning groove 33 is continuous, and the positioning groove 33 exposes only a portion of the inner core 33 in the same cross section, that is, the positioning groove 33 does not include a positioning ring groove that exposes the inner core 32 in the same cross section to the external environment completely, specifically, the positioning groove 33 does not include a condition that any section of tubular protective film sleeved on the inner core is peeled off, and the inner core at the position where the protective film is peeled off is exposed. The opening of the positioning groove 33 will not obstruct the transmission of the inner core 32 and the protection of the inner core by the protection film 31.

The utility model discloses do not do the position that sets up constant head tank 33 and prescribe a limit to, only need satisfy not influence information transmission's effect can. Under an implementable condition, the protection film 31 is in a hollow flat tubular shape, the positioning groove 33 is arranged on one end face of the flat face of the hollow flat tubular protection film 31, the flexible connecting piece 2 is embedded in the positioning groove 33 and is attached to the inner core 32, and in addition, the side wall of the flexible connecting piece 2 is connected with the side wall of the positioning groove 33 so as to achieve the purpose of accurately positioning the flexible connecting piece 2 and the transmission piece 3.

In the embodiment of the present invention, the protective film 31 is an insulating film, and the inner core 32 is a tin-plated flat copper wire.

Further, in the embodiment of the utility model provides an in, insulating film cover is established on tin-plated flat copper line for protection tin-plated flat copper line, and still be used for high-voltage insulation, reduce dielectric loss. Specifically, the material of the insulating film may be silicon oxide, silicon nitride, polyimide, polyethylene, polyvinylidene fluoride, polytetrafluoroethylene, or the like. The embodiment of the utility model provides a do not make the limit to the material of insulating film, all have protection inner core 32, high voltage insulation, reduce dielectric loss's material and all can regard as protection film 31 to use.

Under the implementable condition, the insulating film can be the cavity platykurtic, furthermore, its material can be polyimide, inner core 32 is tin-plated flat copper line, polyimide film cover is established on tin-plated flat copper line, be the cavity flat tubulose, square constant head tank has been seted up on it, specifically, an arbitrary terminal surface at the flat face of cavity flat tubulose insulating film can be seted up to square constant head tank, square constant head tank communicates with each other with tin-plated flat copper line, flexible connector 2 sets up in square constant head tank, flexible connector 2 is connected with inner core 32, and flexible connector 2's lateral wall is connected with square constant head tank lateral wall, so that flexible connector 2's location is more accurate, the tie point is more stable.

In the embodiment of the present invention, the flexible connecting member 2 is embedded in the positioning groove 33, the first connecting surface of the flexible connecting member 2 is connected to the inner core 32, the second connecting surface is connected to the main body 1, and the side wall of the flexible connecting member 2 is connected to the side wall of the positioning groove 33.

Specifically, the flexible connecting member 2 may be a conductive adhesive, a conductive paste or other connecting members having conductive and connecting functions, and may be in the form of a conductive film or a conductive plate having a connecting function. Under the condition that can carry out, flexonics spare 2 is the flexonics film, connect face and lateral wall including first connection face, second, two are connected the face level just right, and the lateral wall sets up perpendicularly between two connection faces, and further, the lateral wall can have the adhesion effect, also can not have the adhesion effect, the embodiment of the utility model provides a do not have the adhesion effect to it and make the injecing, only need satisfy the lateral wall can be used for flexonics spare 2's location can. Further, the first connecting surface of the flexible connecting film is embedded in the positioning groove 33 and is attached to the inner core 32, and the side wall of the flexible connecting piece 2 is connected to the side wall of the positioning groove 33, so that the flexible connecting piece 2 is accurately arranged in the positioning groove 33 and is connected to the inner core 32, and in addition, the second connecting surface of the flexible connecting piece 2 is attached to the surface of the main body 1 and can also be embedded in the main body 1. Further, the flexible connecting member 2 may be a conductive adhesive film, and the conductive adhesive film is used for information transmission between the first connecting surface and the second connecting surface. Specifically, the conductive adhesive film may be disposed between the main body 1 and the transmission member 3, and is used for electrical transmission between the main body 1 and the transmission member 3 while playing a role of connection.

Fig. 4 is a schematic structural diagram of a connection structure according to another embodiment of the present invention.

Referring to fig. 3 and 4, in the embodiment of the present invention, a first positioning member 11 is disposed on the main body 1, and the first positioning member 11 is used for positioning the flexible connecting member 2. Specifically, the first positioning member 11 may be one or more of a first positioning hole 111, a first positioning column 112, and a first positioner. The first positioning piece is arranged on the main body to form a positioning reference.

The positioning means for positioning the flexible connector 3 on the main body 1 include two types, and in one case, when the main body 1 is not in conformity with the shape of the positioning groove 33, the flexible connector 2 is positioned on the main body 1 by the first positioning member 11. In another case, the shape of the main body 1 is identical to the shape of the positioning slot 33, when the main body 1 can be inserted into the positioning slot 33, the flexible connecting member 2 can be positioned on the main body through the first positioning member 11, and when the main body 1 is connected with the flexible connecting member 2, one side wall of the main body 1 is connected with the side wall of the positioning slot 33, so as to assist in positioning. When the main body 1 can not be inserted into the positioning groove 33 to form auxiliary positioning, the flexible connecting piece 2 can be positioned on the main body through the first positioning piece 11.

The embodiment of the utility model provides a do not make the limit to the kind and the quantity of first locating piece 11, it is clear and definite that, any structure that has locate function can all regard as the utility model discloses the first locating piece 11 of embodiment uses.

Referring to fig. 3, in an implementable case, the first positioning member 11 may be a first positioning hole 111 which is uniformly and regularly provided on the main body 1, and determines a connection position of the flexible connection member 2 through the first positioning hole 111 when assembled, so that the main body 1 can be precisely connected with the flexible connection member 2.

Referring to fig. 4, in an implementation case, the first positioning member 11 may also be a plurality of first positioning posts 112, the first positioning posts 112 are disposed on the main body 1, and specifically, the first positioning posts 112 may be attached to the main body 1 to define the connection position of the flexible connecting member 2, and during assembly, the main body 1 can be accurately connected to the flexible connecting member 2 through the first positioning posts 112.

In the embodiment of the present invention, the main body 1 is a flexible circuit board, which has the features of high wiring density, light weight, thin thickness, and free bending and folding.

Specifically, the flexible circuit board can be made of polyimide or polyester film as a base material, a copper foil circuit connected to the circuit board through electroplating is included, the flexible circuit board has the advantages of being thin in thickness and capable of being bent, and the thickness of the joint can be greatly reduced by using the flexible circuit board as the main body 1 so as to meet the requirement of ultrathin design.

Referring to fig. 1, fig. 2 and fig. 3, in a specific case, the embodiment of the present invention provides a connection structure, including main body 1, flexible connection member 2, transmission piece 3, it is mainly used to connect electronic wire harness and SMT and put a piece, through flexible connection member 2 connecting body 1 and transmission piece 3 to make connection structure have the characteristics of small thickness, convenient bending at the hookup location.

Main part 1 can be flexible circuit board, the last first locating hole 111 that is provided with of flexible circuit board, and first locating hole 111 is even, the distribution of law is in main part 1, during the equipment, through the reference effect of first locating hole 111, makes the accurate laminating of flexible connector 2 on main part 1, in addition, can also be used to set up in main part 1 and put a 12, and the quantity of putting a 12 can be a plurality of, and the kind can be adjusted according to actual conditions and needs, the utility model discloses do not prescribe a limit to its quantity and kind.

The flexible connecting piece 2 can be an anisotropic conductive film, and comprises two connecting surfaces and a side wall, wherein the second connection of the anisotropic conductive film is accurately attached to the main body 1 by taking the first positioning hole 111 as a reference, and specifically, the positioning mode of the main body 1 comprises two types. In an implementation case, when the thickness of the anisotropic conductive film is smaller than the depth of the positioning groove 33, due to the reference function of the first positioning hole 111, the main body 1 is precisely connected to the connecting member 2, and at the same time, a side wall of the main body 1 is connected to a side wall of the positioning groove 33, so as to assist in positioning. In addition, when the thickness of the anisotropic conductive film is greater than or equal to the depth of the positioning groove 33, the main body 1 can be directly positioned by using the first positioning hole 111 as a reference, so that the positioning effect that the main body 1 is accurately connected with the connecting piece 2 is achieved. In addition, the first connecting surface of the anisotropic conductive film is embedded in the positioning groove 33 of the transmission member 3 and attached to the inner core 32 of the transmission member 3. The anisotropic conductive film conducts the current between the first connection surface and the second connection surface thereof for information transmission by virtue of good conductive anisotropy, and is also used for connecting the main body 1 and the transmission member 3.

The transmission member 3 may be a flexible flat cable including an insulating protective film 31, an inner core 32. Specifically, insulating protective film 31 is polyimide (polyimide film, PI) film, inner core 32 is the flat copper wire of tin-plating, according to the conductor shape, the polyimide film can select to be the cavity platykurtic, it is specific, the polyimide film cover is established on the flat copper wire of tin-plating, the polyimide film is the flat tubulose of cavity, square constant head tank 33 is seted up in the arbitrary one end of the flat face of the flat tubulose insulating film of cavity, square constant head tank is used for the location, it communicates with each other with the flat copper wire of tin-plating, flexonics spare 2 sets up in square constant head tank, its first connecting face links to each other with inner core 32, and flexonics spare 2 lateral walls link to each other with square constant head tank lateral wall, so that flexonics spare.

The main body 1, the flexible connecting piece 2 and the transmission piece 3 are made of flexible materials, and the main body 1 and the transmission piece 3 are connected through the flexible connecting piece 2, so that the connecting structure has the characteristics of small thickness and convenience in bending at the connecting position, and the ultrathin design direction of equipment or components is met.

Fig. 5 is an exploded view of a connection structure according to another embodiment of the present invention; fig. 6 is a schematic structural diagram of a connection structure according to another embodiment of the present invention.

Referring to fig. 5 and 6, in the embodiment of the present invention, the flexible connecting member 2 is used for information transmission between the main body 1 and the transmission member 3. In one case, the flexible connecting piece 2 has an information transmission function, and the flexible connecting piece 2 is arranged between the inner core 32 of the transmission piece 3 and the main body 1 and plays a role of information transmission; in another case, the flexible connecting element 2 may also have no information transmission function, and the flexible connecting element 2 is used to connect the main body 1 with the transmission element 3, so that the main body 1 is connected with the inner core 32 of the transmission element 3 to achieve the information transmission effect.

Specifically, when the flexible connecting member 2 has an information transmission function, the flexible connecting member 2 may be a flexible connecting plate member, and the shape thereof may be a square, a circle, or other regular or irregular shape. The during operation, flexible connection spare 2 can set up in constant head tank 33, and flexible connection spare 2's lateral wall laminates with the lateral wall of constant head tank 33 mutually, and flexible connection spare 2's first connection face inlays to be established in constant head tank 33, laminates with inner core 32, and flexible connection spare 2's second connection face laminating on main part 1, flexible connection spare 2 is when playing the connection effect, and flexible connection spare 2 still plays information transmission's effect between main part 1 and transmission piece 3.

Furthermore, the flexible connector 2 may also have no information transmission function, and in particular, when the flexible connector 2 has no information transmission function, the flexible connector 2 may be a connection plate glue or other material or member having a connection function, and the shape thereof may also be a square, a circle or other regular or irregular shape.

Under the implementable condition, flexible connection piece 2 can be square connecting plate is glued, and at the during operation, the connecting plate is glued and is set up in constant head tank 33, only plays the connection effect, and is concrete, and the connecting plate is glued through linking to each other main part 1 with transmission 3, makes transmission 3's inner core 32 directly link to each other with main part 1 to reach information transmission's purpose.

In the embodiment of the present invention, the transmission member 3 is further provided with a second positioning member 34, the second positioning member 34 is one or more of a second positioning hole 341, a second positioning column, and a second positioner, and the second positioning member 34 is used for supplying the main body 1 to position.

Specifically, the second positioning element 34 can be the same as or different from the first positioning element 11, and the second positioning element 34 is disposed on the transmission element 3, and is used for positioning the main body 1, and the type thereof can be one or more of the second positioning holes 341 and the second positioning element, in an embodiment of the present invention, the type and the number of the second positioning element 34 are not limited, and the size thereof can also be adjusted according to actual needs, but it is clear that any structure with a positioning function can be used as the second positioning element 34 in an embodiment of the present invention. Further, a second positioning member 34 may be provided in the positioning groove 33 of the transferring member 3 for positioning the main body 1. It should be noted that the second positioning element 34 may be disposed at any position in the positioning groove 33, and it is only necessary that the second positioning element 34 does not affect the relative position and connection relationship between the inner core 32 and the main body 1.

Further, in an implementation case, the second positioning element 34 may be a second positioning hole 341, which may be circular, square, or other regular or irregular shapes, and may be a plurality of positioning holes, and the size and number of the positioning holes may be adjusted according to the positioning requirement.

Referring to fig. 5, 6 and 7, the second positioning member 34 is used to be positioned in cooperation with the first positioning member 11.

Specifically, first locating part 11 can set up in the arbitrary department on main part 1, it needs to be noted that, first locating part 11 is when being used for with second locating part 34 cooperation location, the position of first locating part 11 on main part 1 can refer to the position of second locating part 34 on transmission piece 3 and adjust, further, first locating part 11 can be first locating hole 111, first locating hole 111 quantity can be a plurality of, it sets up on main part 1 for cooperate second locating part 34, improve the positioning accuracy of main part 1.

In particular, in a practical case, the second positioning element 34 on the transfer element 3 and the first positioning element 11 on the main body 1 are both positioning holes. The first positioning hole 111 of the main body 1 coincides with the axis of the second positioning hole 341 of the transferring member 3 to ensure that the relative positions of the main body 1 and the transferring member 3 are not shifted, so that the inner core 32 is accurately coupled to the main body 1.

In addition, under an implementable condition, in order to make the location more accurate, main part 1 also can be seted up spacing groove 13, and spacing groove 13 sets up on main part 1, and spacing groove 13 cell wall can supply transmission piece 3 to connect to reach the effect of assistance-localization real-time.

The embodiment of the utility model provides an on the other hand provides an equipment that contains this connection structure.

Specifically, this equipment mainly includes the connection structure that the above-mentioned arbitrary embodiment of the utility model introduced.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A connecting structure is characterized by comprising a main body (1), a flexible connecting piece (2) and a transmission piece (3), wherein the main body (1) is used for installing a setting piece, and the flexible connecting piece (2) is arranged on the main body (1), is connected with the transmission piece (3) and is used for information transmission between the main body (1) and the transmission piece (3);

the main part (1) is further provided with a first positioning piece (11), and the first positioning piece (11) is used for positioning the flexible connecting piece (2).

2. The connection structure according to claim 1, wherein the transmission member (3) is a transmission cable which is a flexible flat cable; the transmission piece (3) comprises a protective film (31) and an inner core (32), wherein the protective film (31) is an insulating film, and the inner core (32) is a tinned flat copper wire.

3. The connecting structure of claim 2, wherein the protective film (31) is sleeved on the inner core (32), a positioning groove (33) is formed in the protective film (31), and the positioning groove (33) is communicated with the inner core (32) and used for positioning the flexible connecting member (2).

4. The connection structure according to claim 3, wherein the flexible connection member (2) is a conductive adhesive film, the conductive adhesive film is embedded in the positioning groove (33), a first connection surface of the conductive adhesive film is connected to the inner core (32), a second connection surface of the conductive adhesive film is connected to the main body (1), and a side wall of the conductive adhesive film is connected to a side wall of the positioning groove (33); the conductive adhesive film is used for information transmission between the first connecting surface and the second connecting surface.

5. A connection arrangement according to claim 3, characterised in that the flexible connection member (2) is a board glue, a first side of which is attached in a positioning slot (33) of the transfer member (3) and a second side of which is attached to the main body (1), the board glue being used to connect the main body (1) with the core (32).

6. The connecting structure according to claim 4 or 5, wherein the first positioning member (11) is one or more of a first positioning hole (111), a first positioning post (112), and a first positioner.

7. The connecting structure according to claim 6, wherein the transmission member (3) is further provided with a second positioning member (34), the second positioning member (34) is one or more of a second positioning hole (341), a second positioning column and a second positioner, and the second positioning member (34) is used for positioning the main body (1).

8. A connection arrangement according to claim 7, characterised in that the second locating member (34) is adapted to co-operate with the first locating member (11) for location.

9. The connection structure according to claim 1, wherein the main body (1) is a flexible circuit board.

10. A device comprising a connection according to any of claims 1-9.