CN214068588U - Connecting piece and suspension device comprising same - Google Patents

Abstract

The utility model discloses a connecting piece and suspension device who contains it, this connecting piece have interconnect's first connecting portion and second connecting portion, and first connecting portion and second connecting portion distribute along the axial direction of connecting piece, and first connecting portion are connected with the first part block, and the second connecting portion are connected with the second part block, first connecting portion, and/or, the second connecting portion can carry out elastic deformation along the radial direction of connecting piece. The connecting piece is used for realizing the connection and the separation of the first part and the second part, so that bolt holes are prevented from being formed in the first part and the second part, the structural requirements on the first part and the second part are reduced, and the processing cost is reduced.

Description

Connecting piece and suspension device comprising same

Technical Field

The utility model relates to a switch field, in particular to connecting piece and suspension that contains it.

Background

The existing switch in the automobile realizes the opening and closing functions of the switch through pressing force detection and vibration feedback. In order to reduce the mass of the vibrating portion and the sensitivity requirements of the force sensor, it is generally necessary to separate the pressing portion and the fixed portion of the switch. Therefore, there is a need for a structure that has both good rigidity and precise positioning to ensure good separation of the pressing portion and the fixing portion, and that not only ensures stability of the product throughout its life, but also ensures reliable connection of the pressing portion and the fixing portion.

At present, the above effect is required to be achieved by adopting a suspension structure. The suspension structure in the prior art generally adopts a metal elastic sheet to realize the connection and the separation of the pressing part and the fixing part. The metal elastic sheet is fixed on the fixing part through a bolt, and then the pressing part is connected with the metal elastic sheet through a bolt. When the switch is used, the metal elastic sheet generates elastic deformation to realize the opening and closing of the switch by pressing the pressing part.

But adopt metal shrapnel, it is very high to shell fragment size control requirement, and the screw is many during the assembly moreover, and assembly process is complicated, assembly cycle length. For different switches, the requirements on the rigidity of the metal elastic sheet are different, if the rigidity of the elastic sheet is to be adjusted, the die is required to be opened again, the research and development period is long, and the research and development cost is high. And adopt metal shrapnel, because the area of the position that fixed part and pressing part are connected with metal shrapnel is less, in order to guarantee suspension structure's reliability, still need set up a copper post with the fixed part cooperation in one side that metal shrapnel faced fixed part and strengthen the reliability that metal shrapnel is connected to the assembly degree of difficulty has further been increased. The metal elastic sheet also has the defect of high vibration noise.

In conclusion, the metal elastic sheet adopted in the suspension structure has the defects of high requirement on the structure size, high processing cost, complex assembly, poor integral rigidity, poor durability, high noise and the like.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a connecting piece and contain its suspending device in order to overcome the metal shrapnel among the suspension among the prior art to structural dimension require highly, the defect of processing cost height, assembly complicacy etc..

The utility model discloses an above-mentioned technical problem is solved through following technical scheme:

the utility model provides a connecting piece, the connecting piece has interconnect's first connecting portion and second connecting portion, first connecting portion with the second connecting portion along the axial direction of connecting piece distributes, first connecting portion are connected with first part block, the second connecting portion are connected with second part block, first connecting portion, and/or, the second connecting portion along the radial direction of connecting piece can carry out elastic deformation.

In this scheme, first connecting portion are used for being connected with first part, and the second connecting portion are used for being connected with the second part, all adopt the mode that the block is connected moreover, consequently adopt this kind of connecting piece in two parts that need connect, do not need accurate counterpoint when the installation, and then are favorable to the assembly more. Since the second connecting portion is connected to the first member, relative movement of the two members is achieved by elastic deformation of the first and second connecting portions in the radial direction of the connecting member. The first component and the second component are connected and separated through the connecting piece, bolt holes are prevented from being formed in the first component and the second component, structural requirements on the first component and the second component are reduced, and therefore machining cost is reduced.

Preferably, the connecting piece further includes a limiting portion, one end of the limiting portion is connected to the first connecting portion or the second connecting portion, and the limiting portion is matched with the first component or the second component and limits the first component or the second component along the axial direction of the connecting piece. The limiting piece is used for limiting the first component or the second component in the axial direction, and after the first component is connected with the second component through the connecting piece, the first component or the second component is prevented from moving along the axial direction of the connecting piece, and therefore connection of the first component and the second component is unstable.

Preferably, the first connecting portion, the limiting portion and the second connecting portion have a circular cross section along a radial direction, and a diameter of the first connecting portion is smaller than a diameter of the limiting portion and a diameter of the second connecting portion. Set up first connecting portion, spacing portion and second connecting portion into circular, the processing of being convenient for on the one hand, on the other hand is favorable to the assembly. And set the diameter of first connecting portion to be less than the diameter of second connecting portion for after first part passes through the connecting piece and is connected with the second part, first part and second part can be spacing each other along the axial direction of connecting piece, and then improve the reliability after both connect.

Preferably, the second connecting portion and/or the position-limiting portion are provided with notches, and the notches are recessed inwards along the side surfaces of the second connecting portion or the position-limiting portion. The first connecting part or the limiting part is provided with a notch which is used for being matched with the bulge on the fixing part so as to prevent the installed connecting piece from rotating.

Preferably, an axial direction of the first connecting portion and an axial direction of the second connecting portion are the same as an axial direction of the connecting member.

Preferably, the connecting member is provided with a through hole along an axial direction thereof, and the first connecting portion, the second connecting portion and the through hole are coaxial. The through holes are formed in the connecting piece, so that the connecting piece is easier to deform in the radial direction and is easier to assemble.

Preferably, an end surface of one end of the second connecting portion, which is away from the second connecting portion, is an inclined surface. Set the terminal surface of second connecting portion to the inclined plane, when being connected suspension annex and second connecting portion, easily leading-in, easy operation can guarantee location placed in the middle again. While also reducing the effect of size fluctuations.

Preferably, the material of the connecting piece is soft material.

Preferably, the material of the connecting piece is rubber.

In this scheme, the connecting piece adopts soft materials, is favorable to taking place elastic deformation on the one hand, and on the other hand is favorable to reducing vibration and noise.

The suspension device is characterized by comprising a fixed part, a suspension part and the connecting piece, wherein the suspension part is connected to the fixed part through the connecting piece.

In this scheme, will suspend the part and pass through the connecting piece with fixed part and connect, avoided offering the bolt hole on fixed part and suspension part, just also reduced the structural requirement to fixed part and suspension part to the processing cost has been reduced.

Preferably, a first groove is formed in a side wall of the fixing part, the first connecting portion on the connecting member is arranged in the first groove, and two sides of an opening of the first groove limit the first connecting portion to be separated from the first groove. Through above structural style, realize being connected of first connecting portion and fixed part, carry on spacingly through the many first connecting portions of opening of first recess moreover, prevent that first connecting portion and first recess from breaking away from, and then improve the reliability of connecting.

Preferably, the first connecting portion is a cylinder, and the width of the opening of the first groove is smaller than the outer diameter of the first connecting portion. The two sides of the opening of the first groove extend towards the direction close to each other, so that the limitation of the opening of the first groove to the first connecting part is realized, and the connecting structure has the advantages of simple structure and easiness in assembly.

Preferably, the first and second liquid crystal films are made of a polymer,

the fixing component further comprises a limiting piece, a second groove is formed in the limiting piece, the end portion of the limiting piece is connected with the side wall of the fixing component, and the second groove is communicated with the first groove;

the connecting piece further comprises a limiting part, and one end of the limiting part is connected to the first connecting part;

the limiting part is located in the second groove, and the limiting part limits the limiting part to move along the extending direction of the second groove towards the end face of the second groove and the side wall of the fixing part.

In this scheme, realize spacing the connecting piece on the axial direction through the cooperation of second recess and spacing portion, and then improve the reliability that connecting piece and fixed part are connected.

Preferably, at least one side of the side wall of the fixing part is provided with a boss, the limiting part or the second connecting part on the connecting piece is provided with a notch, and the notch is in concave-convex fit with the boss. The boss on the fixing part is matched with the connecting piece to realize the rotation stopping of the connecting piece, so that the running stability of the suspension device is ensured.

Preferably, a third groove is formed in a side wall of the suspension component, the second connecting portion is located in the third groove, and two sides of an opening of the third groove limit the second connecting portion to be separated from the third groove. The connecting piece is connected with the suspension part through the third groove, and then the suspension part is connected with the fixed part. Realize spacing to the connecting piece through the open-ended both sides of third recess, and then prevent that the connecting piece from breaking away from in the part that suspends, and then improve the reliability that connecting piece and suspension part are connected.

Preferably, the second connecting portion is a cylinder, and the width of the opening of the third groove is smaller than the outer diameter of the second connecting portion.

Preferably, a side wall of the suspension member facing a side of the third groove limits the second connecting portion from moving along an extending direction of the third groove, and the side wall is an inclined surface. The lateral wall of suspension part carries on spacingly to the second connecting portion, and then improves the stability of connecting piece with suspension part and fixed part are connected, and sets up this spacing lateral wall into the inclined plane, easily channels into when the connecting piece is installed to suspension part.

Preferably, a fourth groove is further formed in the side wall of the suspension component, the fourth groove penetrates through the side wall in the thickness direction, and the fourth groove is communicated with the third groove. The fourth groove is arranged to facilitate the insertion of the limit pin into the through hole on the connecting piece.

Preferably, the suspension device further includes a limit pin, the connecting member is provided with a through hole along an axial direction thereof, the first connecting portion, the second connecting portion and the through hole are coaxial, and the limit pin is detachably inserted into the through hole. A limiting pin is inserted into the through hole of the connecting piece to improve the rigidity of the connecting piece connected with the fixed part and the suspension part, so that the first connecting part and the second connecting part are prevented from being too large in elastic deformation in the radial direction and then separated from the first groove and the third groove.

Preferably, the suspension device comprises a plurality of said connecting members, all of said connecting members having the same stiffness. All the connecting pieces connected with the suspension part and the fixed part have the same hardness, so that the whole suspension part can move relative to the fixed part to realize the full suspension function of the suspension device.

Preferably, the suspension device includes a plurality of the connecting members, one end of the suspension device is a touch portion, the other end of the suspension device is a fixing portion, and the hardness of the connecting member at the end corresponding to the touch portion is less than the hardness of the connecting member at the end corresponding to the fixing portion. Through the structure, one end of the suspension component can move relative to the fixed component, and therefore the semi-suspension function of the suspension device is achieved.

Preferably, the suspension device includes a plurality of the connecting members, a middle portion of the suspension device along a length direction thereof is a touch portion, two ends of the suspension device along the length direction thereof are fixing portions, and hardness of the connecting member corresponding to the touch portion is less than hardness of the connecting member corresponding to the fixing portion. By the structural form, the part of the suspension component can move relative to the fixed component, and the partial suspension function of the suspension device is realized.

On the basis of the common knowledge in the field, the above preferred conditions can be combined at will to obtain the preferred embodiments of the present invention.

The utility model discloses an actively advance the effect and lie in: the utility model provides a connecting piece and suspension device who contains it, wherein, first connecting portion in the connecting piece are used for being connected with fixed part, and the second connecting portion are used for being connected with the suspension part, all adopt the mode that the block is connected moreover, consequently adopt this kind of connecting piece in suspension device, do not need the accuracy to counterpoint when the installation, and then be favorable to the assembly more, also be favorable to reducing vibration noise simultaneously. Since the second connecting portion is connected to the floating member, the movement of the floating member relative to the fixed member is achieved by the elastic deformation of the second connecting portion in the radial direction. The suspension component is connected with and separated from the fixed component through the connecting piece, so that bolt holes are prevented from being formed in the fixed component and the suspension component, the structural requirements on the fixed component and the suspension component are reduced, and the processing cost is reduced.

Drawings

Fig. 1 is a schematic structural view of a connector according to embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of a connecting member according to embodiment 1 of the present invention from another view angle.

Fig. 3 is a front view of a connector according to embodiment 1 of the present invention.

Fig. 4 is a side view of a connector according to embodiment 1 of the present invention.

Fig. 5 is an exploded view of a suspension device according to embodiment 2 of the present invention.

Fig. 6 is a sectional view of a suspension device according to embodiment 2 of the present invention.

Fig. 7 is an enlarged view of a in fig. 6.

Fig. 8 is a schematic structural view of the suspension device according to embodiment 2 of the present invention after the connecting member and the fixing member are assembled.

Fig. 9 is a side view of the suspension device according to embodiment 2 of the present invention after the connecting member and the fixing member are assembled.

Fig. 10 is a plan view of the suspension device according to embodiment 2 of the present invention after the connecting member and the fixing member are assembled.

Fig. 11 is a schematic structural view of a portion where a fixing member and a connecting member are connected in a suspension device according to embodiment 2 of the present invention.

Fig. 12 is a front view of a portion where a fixing member and a connecting member are connected in a suspension device according to embodiment 2 of the present invention.

Fig. 13 is a plan view of a portion where a fixing member and a connecting member are connected in a suspension device according to embodiment 2 of the present invention.

Fig. 14 is a partial schematic structural view of the suspension device according to embodiment 2 of the present invention after the connecting member and the suspension member are assembled.

Fig. 15 is a schematic structural view of a portion where a fixing member and a connecting member are connected in a suspension device according to embodiment 2 of the present invention.

Description of reference numerals:

connecting piece 10

First connection part 101

Second connecting part 102

Gap 1021

Position limiting portion 103

Through hole 104

Fixing member 20

Side wall 201

First recess 2011

Position limiter 202

Second groove 2021

The boss 203

Suspension member 30

Spacing pin 40

Detailed Description

The present invention will be more clearly and completely described below by way of examples and with reference to the accompanying drawings, but the present invention is not limited thereto.

Example 1

As shown in fig. 1 to 4, the present embodiment provides a connector 10, the connector 10 has a first connecting portion 101 and a second connecting portion 102 connected to each other, the first connecting portion 101 and the second connecting portion 102 are distributed along an axial direction of the connector 10, the first connecting portion 101 is engaged with a first component, the second connecting portion 102 is engaged with a second component, and the first connecting portion 101 and the second connecting portion 102 are elastically deformable along a radial direction of the connector 10.

Wherein, first connecting portion 101 is used for being connected with first part, and second connecting portion 102 is used for being connected with the second part, all adopts the mode of block connection moreover, consequently adopts this kind of connecting piece in two parts that need connect, does not need accurate counterpoint when the installation, and then is favorable to the assembly more. Since the second connection portion 102 is connected to the first member, the relative movement of the two members is achieved by the elastic deformation of the first connection portion 101 and the second connection portion 102 in the radial direction of the connector. That is, the connecting piece 10 is used for realizing the connection and the separation of the first component and the second component, thereby avoiding the bolt holes on the first component and the second component, namely reducing the structural requirements on the first component and the second component, and further reducing the processing cost. It should be noted that, the first component and the second component are not limited, and any two components that need to be connected may be connected by using the connecting piece provided in this embodiment.

The radial cross-sectional shapes of the first connecting portion 101 and the second connecting portion 102 are not limited, and may be circular, multi-variant or other shapes, and the material of the connecting member 10 is a soft material, preferably silicone rubber. In this embodiment, the connecting element 10 further includes a limiting portion 103, one end of the limiting portion 103 is connected to the first connecting portion 101 or the second connecting portion 102, and the limiting portion 103 is engaged with the floating component 30 or the fixing component 20 and limits the first component or the second component along the axial direction of the connecting element 10. The limiting member 202 is used for limiting the first component and the second component in the axial direction, and prevents the connecting member 10 from moving along the axial direction after the first component is connected with the second component through the connecting member 10, thereby causing unstable connection of the first component and the second component.

Further, the cross-sectional shapes of the first connecting portion 101, the stopper portion 103, and the second connecting portion 102 in the radial direction are circular, and the diameter of the first connecting portion 101 is smaller than the diameters of the stopper portion 103 and the second connecting portion 102. The first connecting portion 101, the limiting portion 103 and the second connecting portion 102 are arranged to be circular, so that the first connecting portion, the limiting portion 103 and the second connecting portion are convenient to process on one hand and are beneficial to assembly on the other hand. The diameter of the first connecting portion 101 is set to be smaller than that of the second connecting portion 102, so that after the first component is connected with the second component through the connecting member 10, the first component and the second component can be limited mutually along the axial direction of the connecting member 10, and the reliability of the first component and the second component after connection is further improved.

A notch 1021 is arranged on the second connecting portion 102 or the limiting portion 103, and the notch 1021 is inwards recessed along the side surface of the second connecting portion 102 or the limiting portion 103. The notch 1021 on the first connecting portion 101 or the limiting portion 103 is used to match with the protrusion on the fixing member 20 to prevent the rotation of the installed connecting member 10. In the present embodiment, a notch 1021 for limiting is provided on the second connecting portion 102.

In order to make the connecting element 10 more deformable in the radial direction and thus easier to assemble. In the present embodiment, the axial direction of the first connecting portion and the axial direction of the second connecting portion coincide with the axial direction of the connecting member. Further, a through hole 104 is formed in the connector 10 along the axial direction thereof, and the first connecting portion 101, the second connecting portion 102 and the through hole 104 are coaxial, so that the assembling accuracy of the floating member 30 and the fixing member 20 is improved, and the advantage of improving the service life of the connector 10 is also provided.

In this embodiment, an end surface of one end of the second connection portion 102 facing away from the second connection portion 102 is an inclined surface. The end face of the second connecting portion 102 is set to be an inclined plane, so that when the suspension accessory is connected with the second connecting portion 102, the suspension accessory is easy to guide in, the operation is simple, and the centering positioning can be guaranteed. While also reducing the effect of size fluctuations.

Example 2

As shown in fig. 5 to 15, the present embodiment provides a suspension apparatus including a fixed part 20, a suspension part 30, and the above connector 10, the suspension part 30 being connected to the fixed part 20 through the connector 10.

The suspension component 30 and the fixed component 20 are connected through the connecting piece 10, so that bolt holes are prevented from being formed in the fixed component 20 and the suspension component 30, structural requirements on the fixed component 20 and the suspension component 30 are reduced, and machining cost is reduced.

A first groove 2011 is formed in the side wall 201 of the fixing member 20, the first connecting portion 101 of the connecting member 10 is disposed in the first groove 2011, and the two sides of the opening of the first groove 2011 limit the first connecting portion 101 to be separated from the first groove 2011. Through above structural style, realize being connected of first connecting portion 101 and fixed part 20, carry on spacingly through the many first connecting portions 101 of the opening of first recess 2011 moreover, prevent that first connecting portion 101 and first recess 2011 from breaking away from, and then improve the reliability of connecting.

Specifically, the first connecting portion 101 is a cylinder, and the width of the opening of the first groove 2011 is smaller than the outer diameter of the first connecting portion 101. The two sides of the opening of the first groove 2011 extend towards the directions close to each other, so that the opening of the first groove 2011 is limited to the first connecting part 101, and the novel connecting structure has the advantages of being simple in structure and easy to assemble. The structural form of the first guide groove is not limited as long as the opening portion thereof can limit the first connecting portion 101, thereby preventing the first connecting portion 101 from being separated from the first guide groove. In this embodiment, the cross-sectional shape of the first guide groove is C-shaped, the size of the opening of the C-shaped groove is smaller than the maximum diameter of the C-shaped groove, the first connecting portion 101 is located inside the C-shaped groove, and the opening of the first connecting portion is limited by the first connecting portion 101. The groove with the C-shaped structure is simple in structure and easy to process.

In this embodiment, the fixing component 20 further includes a limiting component 202, the limiting component 202 has a second groove 2021, an end of the limiting component 202 is connected to the sidewall 201 of the fixing component 20, and the second groove 2021 is communicated with the first groove 2011; the connecting piece 10 further comprises a limiting part 103, wherein one end of the limiting part 103 is connected to the first connecting part 101; the position-limiting part 103 is located in the second groove 2021, and the position-limiting part 202 faces the end surface of the second groove 2021 and the sidewall 201 of the fixing component 20 to limit the movement of the position-limiting part 103 along the extending direction of the second groove 2021. The second groove 2021 is matched with the limiting portion 103 to limit the connecting element 10 in the axial direction, so that the reliability of connection between the connecting element 10 and the fixing component 20 is improved. The structure of the second groove 2021 is not limited, and the side walls at the two ends of the second groove 2021 are mainly used for limiting the limiting portion 103 of the connecting member 10. As a preferable scheme, the second groove 2021 may be configured to be a groove having a shape consistent with that of the limiting portion 103, so that the second groove 2021 not only can limit the limiting portion 103, but also can support the limiting portion 103, thereby improving the stability of the suspension device.

The side surfaces of the first groove 2011 and the second groove 2021 of the fixing part 20 limit the connecting part 10 in the left-right direction and the up-down direction along the radial direction of the connecting part 10, and both ends of the second groove along the axial direction of the connecting part 10 limit the limiting part 103 of the connecting part 10 in the axial direction, in other words, limit the connecting part 10 in the axial direction.

At least one side of the two sides of the sidewall 201 of the fixing member 20 is provided with a boss 203, the limiting portion or the second connecting portion 102 of the connecting member 10 is provided with a notch 1021, and the notch 1021 is in concave-convex fit with the boss 203. The boss 203 on the fixing part 20 is matched with the connecting piece 10 to realize the rotation stopping of the connecting piece 10, so that the running stability of the suspension device is ensured. Of course, the boss 203 is not needed, and the boss 203 is not needed, so that the rotation of the connecting element 10 can be stopped, and the boss 203 is not needed, and the notch on the connecting element 10 does not need to be aligned with the boss 203 during assembly, thereby facilitating assembly and improving assembly efficiency.

In this embodiment, a third groove is disposed on a side wall of the suspension member 30, the second connecting portion 102 is located in the third groove, and two sides of an opening of the third groove limit the second connecting portion 102 to be separated from the third groove. The connection of the connecting member 10 and the suspension part 30, and thus the connection of the suspension part 30 and the fixing part 20, is achieved through the third groove. The limiting of the connecting piece 10 is realized through the two sides of the opening of the third groove, so that the connecting piece 10 is prevented from being separated from the suspension component 30, and the reliability of the connection of the connecting piece 10 and the suspension component 30 is improved.

Further, the second connecting portion 102 is a cylinder, and the width of the opening of the third groove is smaller than the outer diameter of the second connecting portion 102. Similarly, the structural form of the third groove is not limited as long as the opening thereof can limit the second connecting portion 102, thereby preventing the second connecting portion 102 from being separated from the third groove. In this embodiment, the cross-sectional shape of the third groove is also C-shaped, and similarly, the C-shaped groove has the advantages of being easy to process and assemble.

The side wall of the suspension member 30, which is inclined to limit the play of the second connecting portion 102 in the extending direction of the third groove, is directed to the side of the third groove. The side wall of the floating member 30 limits the second connection portion 102, and further improves the stability of the connection member 10 in connection with the floating member 30 and the fixing member 20, and the side wall of the limit is set to be an inclined surface, so that the connection member 10 is easily guided when being mounted on the floating member 30.

In this embodiment, a fourth groove is further disposed on the sidewall of the suspension component 30, the fourth groove penetrates through the sidewall in the thickness direction, and the fourth groove is communicated with the third groove. The fourth recess is provided to facilitate insertion of the spacing pin 40 into the through hole 104 in the connector 10. The fourth groove is a U-shaped groove, but other grooves may be used in other embodiments.

The suspension device further comprises a limiting pin 40, the connecting piece 10 is provided with a through hole 104 along the axial direction, the first connecting portion 101, the second connecting portion 102 and the through hole 104 are coaxial, and the limiting pin 40 is detachably inserted into the through hole 104. A limit pin 40 is inserted into the through hole 104 of the connecting member 10 to improve the rigidity of the connecting member 10 connected to the fixing member 20 and the suspension member 30, so that the first connecting portion 101 and the second connecting portion 102 are prevented from being elastically deformed too much in the radial direction, and are separated from the first groove 2011 and the third groove. The structure of the limit pin 40 is not limited, and may be selected according to the application requirements, for example, the columnar or C-shaped positioning pin may be made of plastic or metal.

Wherein the sidewall of the third groove on the suspension device limits the second connection part 102 in the horizontal direction and the vertical direction along the radial direction of the connection part 10. The third groove limits the connecting member 10 in the axial direction along the side wall in the axial direction of the connecting member 10. It should be noted that the first recess 2011 and the first connection portion 101 on the fixing member 20 are connected by an interference fit, and the third recess and the second connection portion 102 on the suspension member 30 are also connected by an interference fit.

The suspension device provided by this embodiment can set up the connecting piece 10 with different hardness to realize the full suspension function, the semi-suspension function and the local suspension function of the suspension device at different positions of the suspension component 30 and the fixed component 20 according to the requirement, and the specific setting mode is as follows:

the full suspension function takes the following form: the suspension device comprises a plurality of connecting members 10, all of the connecting members 10 having the same hardness. All the connection members 10 connected to the suspension part 30 and the fixed part 20 have the same hardness so that the entire suspension part 30 can move with respect to the fixed part 20 to perform a full suspension function of the suspension apparatus.

The semi-suspension function takes the following form: the suspension device comprises a plurality of connecting pieces 10, one end of the suspension device is a touch part, the other end of the suspension device is a fixing part, and the hardness of the connecting piece 10 at one end corresponding to the touch part is smaller than that of the connecting piece 10 at one end corresponding to the fixing part. Through the structure, one end of the suspension part 30 can move relative to the fixed part 20, and the semi-suspension function of the suspension device is realized.

The local suspension function takes the following form: the suspension device comprises a plurality of connecting pieces 10, the middle part of the suspension device along the length direction is a touch control part, two ends of the suspension device along the length direction are fixing parts, and the hardness of the connecting piece 10 corresponding to the touch control part is smaller than that of the connecting piece 10 corresponding to the fixing part. By this structure, the part of the suspension part 30 can move relative to the fixed part 20, thereby realizing the local suspension function of the suspension device.

In the present embodiment, the division, connection, and positioning of the floating member 30 and the fixed member 20 are achieved by the connecting member 10 made of silicon rubber. The suspension in a plurality of directions can be achieved by connecting the suspension part 30 and the fixing part 20 through the connecting member 10 in different directions, and the vibration direction can be variously selected. Products in different suspension states can also be combined by silicon rubber with different hardness. And the overall rigidity of the suspension device can be adjusted by selecting silicon rubber with different hardness. Moreover, the first connecting portion 101 and the second connecting portion 102 are connected in a clamping manner through the C-shaped groove, so that the connection between the suspension component and the fixing component 20 is more convenient, the suspension component and the fixing component are easy to assemble and disassemble, the assembling force is small, and the holding force is large.

Moreover, for suspension devices of different sizes and different types, the connecting pieces 10 of the same size and specification can be used for connecting the suspension part and the fixed part 20, so that the connecting pieces 10 can be standardized more easily to be suitable for different types of products, and the development cost is reduced.

Adopt the spacer pin to restrict connecting piece 10 elastic deformation too big, and then prevent that connecting piece 10 and first recess 2011 and third recess from breaking away from. Further, the use of the connector 10 allows the floating member and the fixed member 20 to be connected without using a hard connection such as bolting, thereby providing the connector 10 with an advantage of easily absorbing dimensional fluctuation and assembly tolerance. Compared with a metal elastic sheet, the connecting piece 10 has the advantages of damping and noise absorption, and further is beneficial to improving user experience.

Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims (22)

1. The connecting piece is characterized by comprising a first connecting portion and a second connecting portion which are connected with each other, wherein the first connecting portion and the second connecting portion are distributed along the axial direction of the connecting piece, the first connecting portion is connected with a first component in a clamping mode, the second connecting portion is connected with a second component in a clamping mode, and/or the second connecting portion can be elastically deformed along the radial direction of the connecting piece.

2. The connecting member according to claim 1, further comprising a stopper portion having one end connected to the first connecting portion or the second connecting portion, the stopper portion being engaged with the first member or the second member and stopping the first member or the second member in an axial direction of the connecting member.

3. The connecting member according to claim 2, wherein the first connecting portion, the stopper portion, and the second connecting portion have a circular cross-sectional shape in a radial direction, and a diameter of the first connecting portion is smaller than a diameter of the stopper portion and the second connecting portion.

4. A connection piece according to claim 3, wherein the second connection portion and/or the spacing portion is provided with a notch which is recessed inwardly along a side of the second connection portion or the spacing portion.

5. The connector according to claim 1, wherein an axial direction of the first connecting portion and an axial direction of the second connecting portion coincide with an axial direction of the connector.

6. A connecting member according to claim 1, wherein said connecting member is provided with a through hole along an axial direction thereof, and said first connecting portion, said second connecting portion and said through hole are coaxial.

7. A coupling according to claim 1, wherein the end surface of the second coupling portion at the end facing away from the second coupling portion is beveled.

8. A coupling according to claim 1, wherein the material of the coupling is a soft material.

9. A coupling according to claim 8, wherein the material of the coupling is rubber.

10. Suspension device, characterized in that it comprises a fixed part, a suspension part and a coupling piece according to any one of claims 1-9, the suspension part being connected to the fixed part via the coupling piece.

11. The suspension apparatus as claimed in claim 10, wherein a first groove is formed on a sidewall of the fixing member, the first connecting portion of the connecting member is disposed in the first groove, and both sides of an opening of the first groove limit the first connecting portion from being separated from the first groove.

12. The suspension apparatus of claim 11 wherein the first connector is a cylinder and the opening of the first recess has a width less than the outer diameter of the first connector.

13. Suspension device according to claim 11,

the fixing component further comprises a limiting piece, a second groove is formed in the limiting piece, the end portion of the limiting piece is connected with the side wall of the fixing component, and the second groove is communicated with the first groove;

the connecting piece further comprises a limiting part, and one end of the limiting part is connected to the first connecting part;

the limiting part is located in the second groove, and the limiting part limits the limiting part to move along the extending direction of the second groove towards the end face of the second groove and the side wall of the fixing part.

14. The suspension apparatus as claimed in claim 13, wherein at least one side of the sidewall of the fixing member is provided with a boss, and the position-limiting portion or the second connecting portion of the connecting member is provided with a notch, and the notch is engaged with the boss.

15. The suspension apparatus as claimed in claim 10, wherein a third groove is provided on a side wall of the suspension member, the second connecting portion is located in the third groove, and both sides of an opening of the third groove limit the second connecting portion to be separated from the third groove.

16. The suspension apparatus of claim 15 wherein the second coupling portion is a cylinder and the opening of the third recess has a width less than the outer diameter of the second coupling portion.

17. The suspension apparatus of claim 15, wherein a side wall of the suspension member facing a side of the third recess limits play of the second connecting portion in a direction in which the third recess extends, and the side wall is sloped.

18. The suspension apparatus as claimed in claim 17, wherein a fourth groove is further formed on the sidewall of the suspension member, the fourth groove penetrates through the sidewall in the thickness direction, and the fourth groove communicates with the third groove.

19. The suspension apparatus according to claim 10, further comprising a limit pin, wherein the connecting member has a through hole along an axial direction thereof, the first connecting portion, the second connecting portion and the through hole are coaxial, and the limit pin is detachably inserted into the through hole.

20. Suspension arrangement according to any of claims 10-19, characterized in that the suspension arrangement comprises a plurality of said connecting members, all of which are of the same stiffness.

21. The levitation device as recited in any one of claims 10-19, wherein the levitation device comprises a plurality of connecting members, one end of the levitation device is a touch portion, the other end of the levitation device is a fixing portion, and the connecting member at the end corresponding to the touch portion has a hardness less than the connecting member at the end corresponding to the fixing portion.

22. The levitation device as recited in any one of claims 10-19, wherein the levitation device comprises a plurality of connecting members, a middle portion of the levitation device along a length direction thereof is a touch portion, two ends of the levitation device along the length direction thereof are fixing portions, and a hardness of the connecting member corresponding to the touch portion is less than a hardness of the connecting member corresponding to the fixing portion.

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