Connecting device with multidirectional floating and automatic return functions

Abstract

The utility model discloses a connecting device with multidirectional floating and automatic return functions. The connecting device comprises a plurality of elastic floating gaskets, a floating seat, a guide column and a vertical floating spring, a connecting arm of the elastic floating gasket is curve-shaped, and two ends of the connecting arm are respectively connected with the inner wall of the inner fixed part and the outer wall of the outer floating part; an elastic floating gasket is placed in a floating cavity in the middle of the floating seat, an outer floating part fixing shaft sleeve is connected with the inner cavity wall of the floating cavity, an inner fixing part shaft sleeve is vertically and slidably connected outside the guide column, and the floating seat and the outer floating part can transversely or / and longitudinally move after bearing assembly offset external force and automatically return after the external force is eliminated; the floating cavity penetrates through the middle vertical gap of the guide column, the vertical floating spring penetrates through the lower end of the guide column, the tail end of the guide column is fixedly arranged, and vertical offset of the floating seat is achieved. The utility model has the advantages of multidirectional floating and automatic resetting, ensures the smooth installation of various modules, and is small in occupied space and convenient to install.

Description

Technical Field

[0001] The utility model relates to the field of connecting devices, in particular to a connecting device with multi-directional floating and automatic return functions. Background Art

[0002] In the field of new energy vehicles, in order to facilitate installation and maintenance, the modularization of products is increasingly pursued. For example, various structures such as fluid channels, electrical circuits, signal source circuits, etc. are distributed in two independent modules to form line-end modules and board-end modules; the functions of the equipment are realized by connecting and disconnecting the two. The defects of this solution are: first, various deviations in assembly cause assembly interference problems, resulting in the problem that the two modules cannot be connected and installed smoothly; second, when replacing different modules, the size of each module is different, resulting in the inability to assemble universally. Utility Model Content

[0003] In order to solve one or more of the above problems, the utility model provides a connection device with multi-directional floating and automatic return functions.

[0004] According to one aspect of the utility model, the connection device with multi-directional floating and automatic return functions comprises: a plurality of elastic floating gaskets, a floating seat, a guide column and a vertical floating spring;

[0005] The elastic floating gasket includes a plurality of connecting arms made of elastic material, an inner fixed part and an outer floating part, both of which are annular. The connecting arm is curved and its two ends are respectively connected to the inner wall of the inner fixed part and the outer wall of the outer floating part.

[0006] At least one connection hole is provided in the middle of the floating seat and a plurality of floating cavities are provided on the edge. An elastic floating gasket is placed in the floating cavity. The fixed sleeve of the outer floating part is connected to the inner wall of the floating cavity. The sleeve of the inner fixed part is vertically slidably connected to the outside of the guide column. The floating seat and the outer floating part can be displaced laterally or / and longitudinally under the external force of assembly offset and automatically return to their original position when the external force is eliminated.

[0007] The middle vertical gap of the guide column is sleeved with a floating cavity, the lower end is sleeved with a vertical floating spring and the end is fixedly arranged to realize the vertical deviation of the floating seat.

[0008] In some embodiments, the connecting arm is an S-shaped bend or a plurality of connected S-shaped bends;

[0009] Or the elastic floating gasket is made by punching out spring steel and removing the intermediate material.

[0010] In some embodiments, the inner fixed portion and the outer floating portion are two concentric annular plates, and a circular array of connecting arms is arranged in an annular hole between the inner fixed portion and the outer floating portion.

[0011] In some embodiments, a plurality of elastic floating gaskets are stacked one above the other and placed in the floating cavity.

[0012] In some embodiments, a plurality of stepped through holes are provided on the edge of the floating seat, the floating cavity is a lower step hole of the stepped through hole, and a diameter of an upper step hole of the stepped through hole is smaller than a diameter of a lower step hole.

[0013] In some embodiments, the upper surface of the floating bottom plate is sealed to fit the lower end of the lower step hole and the lower surface fits the vertical floating spring, and the middle section of the guide column is sleeved and vertically slidably connected to the sliding shaft hole of the floating bottom plate.

[0014] In some embodiments, a cylindrical sleeve with a stepped through hole with a vertical gap is provided in the middle of the upper surface of the floating bottom plate, and a sliding shaft hole is provided in the middle of the cylindrical sleeve.

[0015] In some embodiments, the floating cover plate is riveted to the upper end of the cylindrical sleeve and fits the upper surface of the stepped through hole.

[0016] In some embodiments, the lower end of the guide column is also interference-connected or threadedly connected to a fixing plate, and the fixing plate is positioned to fit the lower end of the vertical floating spring.

[0017] In some embodiments, the vertical floating spring is a wave spring.

[0018] In some embodiments, the upper end of the guide column is a sliding section with a large diameter, the middle is an interference extrusion section, and the lower end is a threaded connection section. The top end of the guide column is also provided with a nut gasket end.

[0019] The device realizes the lateral (X direction) and longitudinal (Y direction) displacement of the floating seat through the elastic floating gasket, and realizes the vertical (Z direction) displacement of the floating seat through the vertical floating spring, thereby realizing the XYZ three-way displacement of the floating seat, and can automatically reset after the external force is removed; its beneficial effects are: first, the connecting device realizes multi-directional floating, has three-way displacement and automatic reset, eliminates the problem of being unable to connect due to various deviations in assembly, and ensures the smooth installation of each module; second, the connecting device realizes assembly between different modules and has strong applicability; third, the structure is simple, utilizes the internal space of the original floating seat, occupies a small space, and is easy to install; fourth, the elastic floating gasket uses the connecting arm to realize larger-scale lateral and longitudinal displacement, has a simple structure, and has high elastic deformation and reset functions. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a three-dimensional schematic diagram of a connection device with multi-directional floating and automatic return functions according to one embodiment of the utility model;

[0021] Figure 2 for Figure 1 A schematic front view of a connecting device with multi-directional floating and automatic return functions;

[0022] Figure 3for Figure 1 AA cross-sectional schematic diagram of the connecting device with multi-directional floating and automatic return functions;

[0023] Figure 4 for Figure 3 A three-dimensional schematic diagram of the elastic floating gasket, the floating bottom plate and the floating cover plate shown;

[0024] Figure 5 for Figure 4 A three-dimensional schematic diagram of the connection device of the elastic floating gasket shown;

[0025] Figure 6 for Figure 1 A three-dimensional schematic diagram of the floating seat shown;

[0026] Figure 7 for Figure 1 A three-dimensional schematic diagram of the guide column shown;

[0027] Elastic floating gasket 1, connecting arm 10, inner fixed part 11, outer floating part 12,

[0028] Floating seat 2, connecting hole 20, floating cavity 21, stepped through hole 22;

[0029] Guide column 3, nut gasket end 30, sliding section 31, interference extrusion section 32, threaded connection section 33;

[0030] Vertical floating spring 4;

[0031] Floating bottom plate 5, sliding shaft hole 50, cylindrical sleeve 51;

[0032] Floating cover plate 6, fixing plate 7. DETAILED DESCRIPTION

[0033] The present invention is further described in detail below in conjunction with the accompanying drawings. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0034] Figures 1 to 7 A connection device with multi-directional floating and automatic return functions according to an embodiment of the utility model is schematically shown. As shown in the figure, the device includes: a plurality of elastic floating gaskets 1, a floating seat 2, a guide column 3 and a vertical floating spring 4;

[0035] The elastic floating gasket 1 includes a plurality of connecting arms 10 made of elastic material, an inner fixing portion 11 and an outer floating portion 12, which are both annular. The connecting arm 10 is curved and its two ends are respectively connected to the inner wall of the inner fixing portion 11 and the outer wall of the outer floating portion 12. Preferably, the connecting arm 10 is S-shaped or multiple connected S-shaped bends.

[0036] At least one connection hole 20 is provided in the middle of the floating seat 2 and a plurality of floating cavities 21 are provided on the edge. An elastic floating gasket 1 is placed in the floating cavity 21, and the outer floating part 12 is fixedly sleeved to connect the inner cavity wall of the floating cavity 21, and the inner fixed part 11 is sleeved and vertically slidably connected to the outside of the guide column 3. Preferably, a plurality of elastic floating gaskets 1 are stacked up and down and placed in the floating cavity 21; the floating seat 2 and the outer floating part 12 can be displaced laterally or / and longitudinally under the external force of assembly offset and automatically return to their original positions when the external force is eliminated;

[0037] The middle vertical gap of the guide column 3 is sleeved with the floating cavity 21 , the lower end is sleeved with the vertical floating spring 4 and the end is fixedly arranged, so as to realize the vertical deviation of the floating seat 2 .

[0038] The device realizes the lateral (X direction) and longitudinal (Y direction) displacement of the floating seat 2 through the elastic floating gasket 1, and realizes the vertical (Z direction) displacement of the floating seat 2 through the vertical floating spring 4, thereby realizing the XYZ three-way displacement of the floating seat 2, and can automatically reset after the external force is removed; its beneficial effects are: first, the connecting device realizes multi-directional floating, has three-way displacement and automatic reset, eliminates the problem of being unable to connect due to various deviations in assembly, and ensures the smooth installation of each module; second, the connecting device realizes assembly between different modules and has strong applicability; third, the structure is simple, utilizing the internal space of the original floating seat 2, occupies a small space, and is easy to install; fourth, the elastic floating gasket 1 utilizes the connecting arm 10 to achieve larger-scale lateral and longitudinal displacements, has a simple structure, and has high elastic deformation and reset functions.

[0039] Preferably, the elastic floating gasket 1 is formed by punching spring steel and removing the intermediate material. The beneficial effect is that the structure is easy to process and has good elastic deformation and reset performance.

[0040] Preferably, the inner fixed part 11 and the outer floating part 12 are two concentric annular plates, and the connecting arms 10 are arranged in a circular array in the annular hole between the inner fixed part 11 and the outer floating part 12. The beneficial effect is that the structure has uniform elastic properties in all directions.

[0041] Furthermore, the edge of the floating seat 2 is provided with a plurality of stepped through holes 22, the floating cavity 21 is the lower step hole of the stepped through hole 22, the diameter of the upper step hole of the stepped through hole 22 is smaller than the diameter of the lower step hole, and the upper end of the elastic floating gasket 1 fits the middle positioning surface of the stepped through hole 22. The beneficial effect is that the structure is simple and convenient for processing and manufacturing.

[0042] Further, the floating bottom plate 5 is sealed and fits the lower end of the lower step hole, the middle section of the guide column 3 is sleeved and vertically slidably connected to the sliding shaft hole 50 of the floating bottom plate 5, and the lower surface of the floating bottom plate 5 fits the vertical floating spring 4. Preferably, a cylindrical sleeve 51 with a vertical gap through the stepped through hole 22 is provided in the middle of the upper surface of the floating bottom plate 5, and a sliding shaft hole 50 is provided in the middle of the cylindrical sleeve 51. Its beneficial effect is that the structure can improve the accuracy of vertical sliding without tilting or offsetting the position.

[0043] Preferably, a floating cover plate 6 is further provided on the upper surface of the stepped through hole 22, and the central hole of the floating cover plate 6 is riveted to the cylindrical sleeve 51 of the floating bottom plate 5. The beneficial effect is that the floating cover plate 6 can better seal the stepped through hole 6.

[0044] Furthermore, the lower end of the guide column 3 is also connected by interference or threading to the center hole of a fixing plate 7, and the interference connection is an interference fit and should be squeezed, and the fixing plate 7 is positioned to fit the lower end of the vertical floating spring 4. Its beneficial effect is: ensuring the installation accuracy of the spring.

[0045] Preferably, the vertical floating spring 4 is a wave spring. A wave spring is an elastic element with several peaks and valleys on a thin metal ring. It is a precision flat wire compression spring suitable for installation in parts that other springs cannot meet and are space-constrained, saving 50% of space compared to ordinary spiral springs; wave springs are particularly suitable for applications that require weight reduction and applications that are restricted by small installation space.

[0046] Furthermore, the upper end of the guide column 3 is a sliding section 31 with a large diameter, the middle is an interference extrusion section 32 and the lower end is a threaded connection section 33, and the top end of the guide column 3 is also provided with a nut gasket end 30;

[0047] Preferably, the floating seat 2 is a rectangular plate with two connecting holes 20 in the middle and four floating cavities 21 at the edge.

[0048] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A connection device with multi-directional floating and automatic return functions, characterized in that: It comprises: a plurality of elastic floating gaskets (1), a floating seat (2), a guide column (3) and a vertical floating spring (4); The elastic floating gasket (1) comprises a plurality of connecting arms (10) made of elastic material, an inner fixed portion (11) and an outer floating portion (12) which are both annular; the connecting arm (10) is curved and its two ends are respectively connected to the inner wall of the inner fixed portion (11) and the outer wall of the outer floating portion (12); The floating seat (2) is provided with at least one connection hole (20) in the middle and a plurality of floating cavities (21) at the edge, the elastic floating gasket (1) is placed in the floating cavity (21), and the fixed shaft sleeve of the outer floating part (12) is connected to the inner cavity wall of the floating cavity (21), the shaft sleeve of the inner fixed part (11) is vertically slidably connected to the outside of the guide column (3), the floating seat (2) and the outer floating part (12) can be displaced laterally or / and longitudinally under the external force of assembly deviation, and automatically return to their original position when the external force is eliminated; The middle vertical gap of the guide column (3) is sleeved through the floating cavity (21), the lower end is sleeved through the vertical floating spring (4) and the end is fixedly arranged, thereby realizing the vertical deflection of the floating seat (2).

2. The connection device with multi-directional floating and automatic return functions according to claim 1, characterized in that: The connecting arm (10) is in an S-shaped bend or a plurality of connected S-shaped bends; Alternatively, the elastic floating gasket (1) is formed by punching spring steel and removing intermediate material.

3. The connection device with multi-directional floating and automatic return functions according to claim 1, characterized in that: The inner fixed portion (11) and the outer floating portion (12) are two concentric annular plates, and the connecting arms (10) are arranged in a circular array in an annular hole between the two annular plates.

4. The connection device with multi-directional floating and automatic return functions according to claim 1, characterized in that: A plurality of the elastic floating gaskets (1) are stacked and placed in the floating cavity (21).

5. The connection device with multi-directional floating and automatic return functions according to claim 1, characterized in that: The floating seat (2) is provided with a plurality of stepped through holes (22) on its edge, the floating cavity (21) is a lower step hole of the stepped through hole (22), and the diameter of the upper step hole of the stepped through hole (22) is smaller than the diameter of the lower step hole.

6. The connection device with multi-directional floating and automatic return functions according to claim 5, characterized in that: The upper surface of the floating bottom plate (5) is sealingly fitted to the lower end of the lower step hole and the lower surface is fitted to the vertical floating spring (4); the middle section of the guide column (3) is sleeved and vertically slidably connected to the sliding shaft hole (50) of the floating bottom plate (5); A cylindrical sleeve (51) with a vertical gap and a stepped through hole (22) is provided in the middle of the upper surface of the floating bottom plate (5), and the sliding shaft hole (50) is provided in the middle of the cylindrical sleeve (51).

7. The connection device with multi-directional floating and automatic return functions according to claim 6, characterized in that: The floating cover plate (6) is riveted to the upper end of the cylindrical sleeve (51) and fits the upper surface of the stepped through hole (22).

8. The connection device with multi-directional floating and automatic return functions according to claim 5, characterized in that: The lower end of the guide column (3) is interference-connected or threadedly connected to a fixing plate (7), and the fixing plate (7) is positioned to fit the lower end of the vertical floating spring (4).

9. The connection device with multi-directional floating and automatic return functions according to claim 5, characterized in that: The vertical floating spring (4) is a wave spring.

10. The connection device with multi-directional floating and automatic return functions according to any one of claims 1 to 9, characterized in that: The lower end of the guide column (3) is a threaded connection section (33), and the top end of the guide column (3) is also provided with a nut gasket end (30).

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