Novel three-way floating vehicle end power conversion connector

Abstract

The utility model discloses a novel three-way floating vehicle-end power conversion connector. The vehicle end power conversion connector comprises an outer base shell, an upper baffle, an inner core assembly and four lateral tension springs. The upper end of the outer seat shell is opened to form a cavity and the lower surface is provided with a first through hole; the upper baffle is detachably connected to the outer base shell and provided with a second through hole. The upper and lower ends of the middle section of the floating shell of the inner core assembly respectively penetrate through the second through hole and the first through hole in a clearance manner; inner end shackles of the four lateral tension springs are fixedly connected with the middle section of the floating shell respectively, outer end shackles of two lateral tension springs are longitudinally and slidably connected with the outer base shell respectively, outer end shackles of the other two lateral tension springs are transversely and slidably connected with the outer base shell respectively, and three-direction floating of the floating shell during bearing is achieved. The four lateral tension springs are integrated to achieve floating in the X direction, the Y direction and the Z direction, the number of components is small, the structure is simple, assembling is easy, and the production cost is low.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical connection, and in particular to a novel three-way floating vehicle-end power-changing connector. Background Art

[0002] At present, the new energy industry is developing rapidly, and vehicle-side battery swap connectors are widely used. Among them, the vehicle-side battery swap connectors need to have lateral (X direction), longitudinal (Y direction), and vertical (Z direction) floating functions. The Z-direction floating structure and XY-direction floating structure of the existing vehicle-side battery swap connector are independent, and its Z-direction floating function is achieved through a column spring or an oblique column spring, and requires complicated matching parts; its floating structure is complex, with many components, a difficult manufacturing process, and a high production cost. Utility Model Content

[0003] In order to solve one or more of the above problems, the utility model provides a novel three-way floating vehicle-end power replacement connector.

[0004] According to one aspect of the utility model, the outer seat shell, the upper baffle, the inner core assembly and the four lateral tension springs;

[0005] The upper end of the outer housing is open to form a cavity and the lower surface is provided with a first through hole;

[0006] The upper baffle is detachably connected to the outer base shell and is provided with a second through hole;

[0007] The middle section of the floating shell of the inner core assembly is located in the cavity, and the upper and lower ends are respectively sleeved through the second through hole and the first through hole;

[0008] The inner ends of the four lateral tension springs are fixedly connected to the middle section of the floating shell, the outer ends of two lateral tension springs are longitudinally slidably connected to the outer seat shell, and the outer ends of the other two lateral tension springs are transversely slidably connected to the outer seat shell, thereby realizing three-way floating of the floating shell when bearing load.

[0009] In some embodiments, the upper inner wall of the outer base shell is symmetrically provided with two first longitudinal columns and two first transverse columns; the middle outer wall of the floating shell is symmetrically provided with two second longitudinal columns and two second transverse columns;

[0010] The hook rings at both ends of the four lateral tension springs are respectively connected to two groups of opposite first longitudinal columns and second longitudinal columns and two groups of opposite first transverse columns and second transverse columns.

[0011] In some embodiments, the inner wall of the upper end of the outer housing is symmetrically formed with two longitudinal first grooves and symmetrically formed with two transverse second grooves;

[0012] Two ends of the two first longitudinal columns are fixed to the groove wall of the first groove, and two ends of the two first transverse columns are fixed to the groove wall of the second groove.

[0013] In some embodiments, the outer wall of the middle section of the floating shell is symmetrically formed with two longitudinal third grooves and symmetrically formed with two longitudinal fourth grooves;

[0014] Two ends of the two second longitudinal columns are fixed to the groove wall of the third groove, and two ends of the two second transverse columns are fixed to the groove wall of the fourth groove.

[0015] In some embodiments, the cavity is a rectangular cavity, and two first grooves are symmetrically formed in the middle of the upper ends of the two longitudinal wall panels of the cavity, and two second grooves are symmetrically formed in the middle of the upper ends of the two transverse wall panels of the cavity;

[0016] The middle section of the floating shell is a rectangular shell, and two third grooves are symmetrically formed in the middle of two longitudinal surfaces of the outer wall of the rectangular shell or the limiting end plate of the rectangular shell, and two fourth grooves are symmetrically formed in the middle of two transverse surfaces.

[0017] In some embodiments, the first longitudinal column, the first transverse column, the second longitudinal column, and the second transverse column are cylinders;

[0018] Or the first groove, the second groove, the third groove and the fourth groove are any one of a triangular groove, a rectangular groove and a trapezoidal groove.

[0019] In some embodiments, a rectangular limiting end plate is provided in the middle section of the floating shell, and the outline size of the limiting end plate is larger than the outline size of the first through hole and the second through hole.

[0020] In some embodiments, in a natural state, the relative offset angle between the lateral tension spring and the horizontal plane is 0-10°;

[0021] Or when plugged in, the relative offset angle between the lateral tension spring and the horizontal plane is 45°.

[0022] In some embodiments, when plugged in, the lateral and longitudinal offsets of the lateral tension spring are greater than -5 mm and less than 5 mm; and the vertical offset of the lateral tension spring is less than or equal to 10 mm.

[0023] In some embodiments, the outer housing is made of aluminum alloy;

[0024] Or the upper baffle is made of stainless steel,

[0025] Or the lateral tension spring is made of heat-treated stainless steel.

[0026] This novel three-way floating vehicle-end power exchange connector uses four lateral tension springs to achieve XYZ floating, wherein the inner ends of the four lateral tension springs can move vertically up and down with the floating shell (Z direction), the outer ends of two lateral tension springs can slide laterally (X direction) and the outer ends of the other two lateral tension springs can slide longitudinally (Y direction), and its beneficial effects are: first, the four lateral tension springs can be integrated to achieve XYZ three-way floating at the same time, with few components, simple floating structure, simple assembly and low production cost; second, the four lateral tension springs can be placed at any position and angle of the outer base shell, which is convenient for the configuration of other components and convenient for adjusting the best floating effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a three-dimensional schematic diagram of a novel three-way floating vehicle-end power-swap connector according to one embodiment of the utility model;

[0028] Figure 2 for Figure 1 The three-dimensional schematic diagram of the new three-way floating vehicle-end power-swap connector with the upper baffle removed is shown;

[0029] Figure 3 for Figure 1 A three-dimensional schematic diagram of the outer seat shell shown;

[0030] Figure 4 for Figure 1 A three-dimensional schematic diagram of the floating shell shown;

[0031] The outer housing 1, the cavity 100, the first through hole 101, the first groove 102, the second groove 103, the first longitudinal column 11, the first transverse column 12, the thickened bottom plate 13, and the positioning ring plate 14;

[0032] Upper baffle 2, second through hole 21; lateral tension spring 4;

[0033] Inner core assembly 01 , floating shell 3 , limiting end plate 30 , third groove 301 , fourth groove 302 , second longitudinal column 31 , second transverse column 32 . DETAILED DESCRIPTION

[0034] 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.

[0035] Figures 1 to 4 A new three-way floating vehicle-end power-changing connector according to an embodiment of the utility model is schematically shown. As shown in the figure, the device includes: an outer base shell 1, an upper baffle 2, an inner core component 01 and four lateral tension springs 4;

[0036] The upper end of the outer housing 1 is open to form a cavity 100 and the lower surface is provided with a first through hole 101;

[0037] The upper baffle plate 2 is detachably connected to the outer base shell 1 and is provided with a second through hole 21;

[0038] The middle section of the floating shell 3 of the inner core assembly 01 is located in the cavity 100 and the upper and lower ends are respectively passed through the second through hole 21 and the first through hole 101;

[0039] The inner ends of the four lateral tension springs 4 are fixedly connected to the middle section of the floating shell 3, the outer ends of two lateral tension springs 4 are longitudinally slidably connected to the outer base shell 1, and the outer ends of the other two lateral tension springs 4 are transversely slidably connected to the outer base shell 1, thereby realizing three-way floating of the floating shell 3 when bearing load.

[0040] The application process is as follows: when the battery end is not connected to the inner core component 01, the four lateral tension springs 4 are tilted downward at a small angle to share the gravity of the inner core component. When the battery end and the inner core component 01 are plugged in, the four lateral tension springs 4 will continue to shift downward when bearing the total plugging and unplugging force of the connector, and finally reach the matching angle.

[0041] The novel three-way floating vehicle-end power exchange connector adopts four lateral tension springs 4 to realize XYZ floating, wherein the inner ends of the four lateral tension springs 4 can move vertically up and down (Z direction) with the floating shell 3, the outer ends of two lateral tension springs 4 can slide laterally (X direction) and the outer ends of the other two lateral tension springs can slide longitudinally (Y direction), and the beneficial effects are: first, the four lateral tension springs 4 can be integrated to realize XYZ three-way floating at the same time, with few components, simple floating structure, simple assembly and low production cost; second, the four lateral tension springs 4 can be placed at any position and angle of the outer base shell 1, which is convenient for the configuration of other components and convenient for adjusting the best floating effect.

[0042] Further, in a preferred embodiment, the novel three-way floating vehicle-end power-changing connector comprises: an outer base shell 1, an upper baffle 2, an inner core component 01 and four lateral tension springs 4;

[0043] The upper end of the outer housing 1 is open to form a cavity 100 and a first through hole 101 is provided on the lower surface. Two first longitudinal columns 11 and two first transverse columns 12 are symmetrically provided on the inner wall of the upper end.

[0044] The upper baffle plate 2 is detachably connected to the outer base shell 1 and is provided with a second through hole 21;

[0045] The middle section of the floating shell 3 of the inner core component 01 is located in the cavity 100 and the upper and lower ends are respectively sleeved with the second through hole 21 and the first through hole 101. The outer wall of the middle section of the floating shell 3 is symmetrically provided with two second longitudinal columns 31 and two second transverse columns 32.

[0046] The hooks at both ends of the four lateral tension springs 4 are respectively connected to two groups of opposite first longitudinal columns 11 and second longitudinal columns 31 and two groups of opposite first transverse columns 12 and second transverse columns 32 to achieve three-way floating when the floating shell 3 is loaded.

[0047] That is, the outer hooks of the two transverse lateral tension springs 4 are respectively connected to the first longitudinal column 11 and the inner hooks are respectively connected to the second longitudinal column 31, the outer hooks of the two longitudinal lateral tension springs 4 are respectively connected to the first transverse column 12 and the inner hooks are respectively connected to the second transverse column 32, the hooks at both ends of the two lateral tension springs 4 can move longitudinally along the first longitudinal column 11 and the second longitudinal column 31 to achieve longitudinal (Y direction) floating, the hooks at both ends of the two lateral tension springs 4 can move laterally along the first transverse column 12 and the second transverse column 32 to achieve transverse (X direction) floating, the second longitudinal column 31 and the second transverse column 32 ends can float vertically (Z direction) under the action of the gravity of the inner core component 01 and the plug-in force, thereby achieving the XYZ three-way floating of the floating shell 3. The beneficial effects of the new three-way floating vehicle-end power exchange connector are: the first transverse column 12, the second transverse column 32, the first longitudinal column 11, and the second longitudinal column 31 are set, the hooks and each column can achieve a guiding effect, and the floating is smooth without jamming.

[0048] Furthermore, the inner wall of the upper end of the outer housing 1 symmetrically forms two longitudinal first grooves 102 and symmetrically forms two transverse second grooves 103;

[0049] The two ends of the two first longitudinal columns 11 are fixed to the groove wall of the first groove 102, and the two ends of the two first transverse columns 12 are fixed to the groove wall of the second groove 103. The beneficial effect is that the first groove 102 and the second groove 103 are provided, and the column body is installed in the groove. The connection structure is simple and can effectively protect the connection end, prevent the connection end from being contacted by other components and abnormally falling off, ensure long-term use stability, and further provide space for the layout of other components.

[0050] Preferably, the outer wall of the middle section of the floating shell 3 is symmetrically formed with two longitudinal third grooves 301 and symmetrically formed with two longitudinal fourth grooves 302;

[0051] The two second longitudinal columns 31 are fixed at both ends to the groove wall of the third groove 301, and the two second transverse columns 32 are fixed at both ends to the groove wall of the fourth groove 302. The beneficial effects are: the connection structure is simple, the connection end is protected, and the layout space is increased.

[0052] Preferably, the third groove 301 and the first groove 102 are arranged opposite to each other, and the fourth groove 302 and the second groove 103 are arranged opposite to each other.

[0053] Preferably, the cavity 100 is a rectangular cavity, and two first grooves 102 are symmetrically formed in the middle of the upper ends of the two longitudinal wall plates of the cavity 100, and two second grooves 103 are symmetrically formed in the middle of the upper ends of the two transverse wall plates;

[0054] The middle section of the floating shell 3 is a rectangular shell, and two third grooves 301 are symmetrically formed in the middle of the two longitudinal surfaces of the rectangular shell outer wall or the limiting end plate 30 of the rectangular shell, and two fourth grooves 302 are symmetrically formed in the middle of the two transverse surfaces. The beneficial effect is that the structure and the middle position selection are convenient for connection and obtaining the best floating effect.

[0055] Preferably, the first groove 102, the second groove 103, the third groove 301 and the fourth groove 302 are any one of a triangular groove, a rectangular groove and a trapezoidal groove; the beneficial effect is that the above groove form can effectively achieve protection and increase the functionality of the layout.

[0056] The first longitudinal column 11, the first transverse column 12, the second longitudinal column 31 and the second transverse column 32 are cylindrical, and the cylindrical is integrally connected to the adjacent grooves or elastically inserted into the holes on both sides of the grooves. The beneficial effect is that the cylindrical structure facilitates the connection of the pull hook and the pull sleeve, and further improves the guiding performance.

[0057] Preferably, the first through hole 101 and the second through hole 21 are contoured through holes, and the contours of the first through hole 101 and the second through hole 21 are similar to the contour of the middle section of the inner core component 01 .

[0058] Preferably, a thickened bottom plate 13 is formed around the first through hole 101, and the first through hole 101 passes through the thickened bottom plate 13. The beneficial effect is that the thickened bottom plate 13 can increase the overall strength of the housing.

[0059] Preferably, a rectangular limiting end plate 30 is provided in the middle section of the floating shell 3 located in the cavity 100, and the outline size of the limiting end plate 30 is larger than the outline size of the first through hole 101 and the second through hole 21. The beneficial effect is that the limiting end plate 30 can ensure the safety of floating up and down.

[0060] Preferably, the upper end of the cavity 100 extends outwardly to form a positioning ring plate 14, which is threaded and detachably connected or riveted to the upper baffle 2. The beneficial effect is that the positioning ring plate 14 facilitates the connection between the two, while increasing the thickness of the upper end to ensure the structural strength of the groove.

[0061] Preferably, in a natural state, the relative offset angle between the lateral tension spring 4 and the horizontal plane is 0-10°.

[0062] Preferably, when plugged in, the relative offset angle between the lateral tension spring 4 and the horizontal plane is 45°.

[0063] Preferably, when plugged in, the lateral and longitudinal offsets of the lateral tension spring 4 are greater than -5mm and less than 5mm; the vertical offset of the lateral tension spring 4 is less than or equal to 10mm. The beneficial effect is that this option can meet the overall good floating in the three directions of X\Y\Z.

[0064] Preferably, the outer base shell 1 is made of aluminum alloy material; its beneficial effects are: the material is aluminum alloy, which has high strength and can achieve the fixed positioning and protection of each part of the component.

[0065] Preferably, the upper baffle 2 is made of stainless steel.

[0066] Preferably, the lateral tension spring 4 is made of stainless steel after heat treatment; after heat treatment, it has high strength, hardness, toughness and service life, and can achieve a better three-way floating effect.

[0067] Preferably, the inner core component 01 is equipped with contacts and pins to achieve electrical connection, protection and fixation of the connector.

[0068] 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 new three-way floating vehicle-end power-changing connector, characterized in that: It comprises: an outer base shell (1), an upper baffle (2), an inner core component (01) and four lateral tension springs (4); The upper end of the outer base shell (1) is open to form a cavity (100) and the lower surface is provided with a first through hole (101); The upper baffle (2) is detachably connected to the outer base shell (1) and is provided with a second through hole (21); The middle section of the floating shell (3) of the inner core component (01) is located in the cavity (100), and the upper and lower ends are respectively passed through the second through hole (21) and the first through hole (101) with gaps; The inner ends of the four lateral tension springs (4) are respectively fixedly connected to the middle section of the floating shell (3), the outer ends of two of the lateral tension springs (4) are respectively longitudinally slidably connected to the outer base shell (1), and the outer ends of the other two lateral tension springs (4) are respectively transversely slidably connected to the outer base shell (1), so as to realize three-way floating of the floating shell (3) when bearing load.

2. The novel three-way floating vehicle-end power-changing connector according to claim 1 is characterized in that: The upper inner wall of the outer base shell (1) is symmetrically provided with two first longitudinal columns (11) and two first transverse columns (12); the middle outer wall of the floating shell (3) is symmetrically provided with two second longitudinal columns (31) and two second transverse columns (32); The hook rings at both ends of the four lateral tension springs (4) are respectively connected to two groups of opposite first longitudinal columns (11), second longitudinal columns (31) and two groups of opposite first transverse columns (12), second transverse columns (32).

3. The novel three-way floating vehicle-end power-changing connector according to claim 2 is characterized in that: The inner wall of the upper end of the outer base shell (1) is symmetrically formed with two longitudinal first grooves (102) and symmetrically formed with two transverse second grooves (103); Two ends of the two first longitudinal columns (11) are fixed to the groove wall of the first groove (102), and two ends of the two first transverse columns (12) are fixed to the groove wall of the second groove (103).

4. The novel three-way floating vehicle-end power-changing connector according to claim 3 is characterized in that: The outer wall of the middle section of the floating shell (3) is symmetrically formed with two longitudinal third grooves (301) and symmetrically formed with two longitudinal fourth grooves (302); Two ends of the two second longitudinal columns (31) are fixed to the groove wall of the third groove (301), and two ends of the two second transverse columns (32) are fixed to the groove wall of the fourth groove (302).

5. The novel three-way floating vehicle-end power-changing connector according to claim 4 is characterized in that: The cavity (100) is a rectangular cavity, and two first grooves (102) are symmetrically formed in the middle of the upper ends of two longitudinal wall plates of the cavity (100), and two second grooves (103) are symmetrically formed in the middle of the upper ends of two transverse wall plates; The middle section of the floating shell (3) is a rectangular shell, and two third grooves (301) are symmetrically formed in the middle of two longitudinal surfaces of the outer wall of the rectangular shell or the limiting end plate (30) of the rectangular shell, and two fourth grooves (302) are symmetrically formed in the middle of two transverse surfaces.

6. The novel three-way floating vehicle-end power-changing connector according to any one of claims 2 to 5, characterized in that: The first longitudinal column (11), the first transverse column (12), the second longitudinal column (31) and the second transverse column (32) are cylinders; Or the first groove (102), the second groove (103), the third groove (301) and the fourth groove (302) are any one of a triangular groove, a rectangular groove and a trapezoidal groove.

7. The novel three-way floating vehicle-end power-changing connector according to claim 6 is characterized in that: A rectangular limiting end plate (30) is provided in the middle section of the floating shell (3), and the outline size of the limiting end plate (30) is larger than the outline sizes of the first through hole (101) and the second through hole (21).

8. The novel three-way floating vehicle-end power-changing connector according to claim 6 is characterized in that: In a natural state, the relative offset angle between the lateral tension spring (4) and the horizontal plane is 0-10°; When plugged in or connected, the relative offset angle between the lateral tension spring (4) and the horizontal plane is 45°.

9. The novel three-way floating vehicle-end power-changing connector according to claim 6 is characterized in that: When plugged in, the lateral and longitudinal offsets of the lateral tension spring (4) are greater than -5 mm and less than 5 mm; and the vertical offset of the lateral tension spring (4) is less than or equal to 10 mm.

10. The novel three-way floating vehicle-end power-changing connector according to claim 6 is characterized in that: The outer housing (1) is made of aluminum alloy; Or the upper baffle (2) is made of stainless steel, Or the lateral tension spring (4) is made of stainless steel after heat treatment.

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