Compact electric controller

Abstract

The utility model belongs to the technical field of electric riding vehicles, and particularly relates to a compact electric controller. In order to overcome the defect that the radial size of an electric controller of an existing electric riding vehicle is large, the utility model adopts the following technical scheme that the compact type electric controller comprises an inner cylinder, an outer cylinder and a handle bar, the fixing ring is sleeved on the inner cylinder; the switch assembly is mounted on the inner cylinder and comprises a flexible circuit board and a plurality of push switches; the shell is mounted on the inner cylinder; the key is arranged on the shell; the inner end of the lead is fixedly connected with the flexible circuit board of the switch assembly; the fixing ring and the shell are distributed in the axial direction of the inner cylinder. The beneficial effects of the compact electric controller are that the fixing ring and the housing are distributed along the axial direction of the inner cylinder, and compared with the prior art that the fixing ring and the housing are distributed along the radial direction, the radial size is smaller; the switch assembly adopts the flexible circuit board, and the radial size of the flexible circuit board is smaller than that of a hard circuit board, so that the whole electric controller is smaller in radial size and more compact in structure.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the electric riding bicycle technical field, concretely relates to compact electric controller. BACKGROUND

[0002] In the field of electric riding vehicles (electric bicycles, electric motorcycles, electric scooters, etc.), the electric controller is a commonly used part, which collects various switches together, has a built-in circuit, and is reasonably arranged on a shell. The electric controller is generally fixed on the vehicle handlebar tube by a fixing ring, and the user realizes the functions of the horn, lighting, and steering light of the vehicle by operating the switches on the electric controller.

[0003] For light electric vehicles such as scooters and moped, in order to meet the needs of simplicity, lightness, and electrification of the whole vehicle, the appearance of related parts is required to be small and delicate. However, the existing electric controller is mostly fixed with the handlebar tube by a fixing ring, and the fixing ring and the switches are distributed along the radial direction, so that the radial dimension is large. SUMMARY

[0004] The utility model discloses a kind of compact electric controllers to the insufficient of the radial dimension of the existing electric riding vehicle electric controller, reduce radial dimension, more small and delicate.

[0005] To achieve the above object, the utility model adopts the following technical scheme: compact electric controller, the compact electric controller includes:

[0006] Inner cylinder, inner side is formed for the hole of handlebar tube passing through;

[0007] Fixing ring, sleeve on inner cylinder;

[0008] Switch assembly, installed on inner cylinder, including flexible circuit board and multiple press switches;

[0009] Shell, installed on inner cylinder;

[0010] Key, installed on shell;

[0011] Lead wire, inner end is fixed with the flexible circuit board of switch assembly;

[0012] Among them, fixing ring and shell are distributed along the axial direction of inner cylinder.

[0013] The compact electric controller of the utility model, fixing ring and shell are distributed along the axial direction of inner cylinder, compared with fixing ring and shell distributed along radial direction in prior art, radial dimension is smaller;Switch assembly uses flexible circuit board, compared with radial dimension of hard circuit board, so that the radial dimension of entire electric controller is smaller, structure is more compact.

[0014] As an improvement, inner cylinder end part is formed with anti-rotation convex part, and fixing ring is formed with anti-rotation groove matched with anti-rotation convex part.

[0015] As an improvement, the inner cylinder is axially clamped with the fixing ring.

[0016] As an improvement, the end of the inner cylinder is formed with a clamping block, and the fixing ring is formed with a clamping groove matched with the clamping block.

[0017] As an improvement, the inner cylinder is formed with an abutting end wall, and the abutting end wall and the clamping block are located on both sides of the fixing ring and position the axial direction of the inner cylinder and the fixing ring; and / or,

[0018] The clamping block and the clamping groove are two and distributed in the circumferential direction.

[0019] As an improvement, the outer side of the inner cylinder is formed with a switch mounting position and a wiring mounting cavity distributed in the circumferential direction, the flexible circuit board includes a switch mounting part located in the switch mounting position, a solder joint part located in the wiring mounting cavity, and an intermediate sealing connection part, and the compact electric control device further includes a first glue pouring cover for closing the switch mounting position and a second glue pouring cover for closing the wiring mounting cavity, a space between the first glue pouring cover and the inner cylinder forms a first glue pouring cavity, and a space between the second glue pouring cover and the inner cylinder forms a second glue pouring cavity.

[0020] As an improvement, the switch has seven, the key includes seven pressing parts, the lead wire is a five-core wire, and the solder joint part has five solder joints.

[0021] As an improvement, the flexible circuit board further includes a protocol module for reducing the core wire, and the protocol module is located in the wiring mounting cavity.

[0022] As an improvement, the first glue pouring cover is clamped with the inner cylinder; and / or,

[0023] The second glue pouring cover is clamped with the inner cylinder.

[0024] As an improvement, a first wire passing groove is formed on the inner cylinder, a second wire passing groove is formed on the shell, the first wire passing groove and the second wire passing groove form an annular wire passing groove, the lead wire passes through the annular wire passing groove, and the lead wire is formed with a anti-disengagement part with a radial dimension greater than the annular wire passing groove.

[0025] As an improvement, the key is an integral piece.

[0026] As an improvement, the shell includes a first half shell and a second half shell, and the first half shell and / or the second half shell is formed with a circumferential positioning structure and an axial positioning structure between the inner cylinder.

[0027] As an improvement, the first half shell and the second half shell are connected by ultrasonic welding; and / or,

[0028] The first half shell and the second half shell are formed with a plug-in positioning structure.

[0029] The compact electric controller has the advantages that the fixing ring and the shell are distributed along the axial direction of the inner cylinder, the radial dimension is smaller than that in the prior art, the switch assembly adopts a flexible circuit board, the radial dimension is smaller than that of a hard circuit board, the radial dimension of the entire electric controller is smaller, and the structure is more compact. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 is a structural schematic view of the electric controller of the utility model embodiment one.

[0031] Figure 2 is a structural exploded view of the electric controller of the utility model embodiment one (lead wires are not shown).

[0032] Figure 3 and Figure 4 are sectional views of the electric controller of the utility model embodiment one from different angles (lead wires are not shown).

[0033] Figure 5 is a structural schematic view of the electric controller of the utility model embodiment one after hiding some components.

[0034] Figure 6 is a structural schematic view of the inner cylinder of the electric controller of the utility model embodiment one.

[0035] Figure 7 is a structural schematic view of the fixing ring of the electric controller of the utility model embodiment one.

[0036] Figure 8 is a structural schematic view of the flexible circuit board of the electric controller of the utility model embodiment one.

[0037] Figure 9 is a structural schematic view of the first glue filling cover of the electric controller of the utility model embodiment one.

[0038] Figure 10 is a structural schematic view of the second glue filling cover of the electric controller of the utility model embodiment one.

[0039] Figure 11 is a structural schematic view of the key of the electric controller of the utility model embodiment one.

[0040] Figure 12 is a structural schematic view of the shell of the electric controller of the utility model embodiment one.

[0041] In the figure, 1, inner cylinder; 11, cylinder body; 12, anti-rotation convex part; 13, clamping block; 14, switch mounting position; 15, wiring mounting cavity; 16, first wire passing groove; 17, positioning ring groove; 18, circumferential positioning hole;

[0042] 2, fixing ring; 21, anti-rotation groove; 22, clamping groove;

[0043] 3. Switch assembly; 31. Flexible circuit board; 311. Switch mounting portion; 312. Solder joint portion; 313. Intermediate sealing joint portion; 32. Press switch;

[0044] 4. Shell; 41. First half shell; 42. Second half shell; 421. Second wire passing groove; 43. Positioning ring rib; 44. Positioning protruding column;

[0045] 5. Key; 51. Pressing portion; 52. Anti-disengagement joint portion; 53. Anti-disengagement portion;

[0046] 6. First glue pouring cover;

[0047] 7. Second glue pouring cover;

[0048] 8. Locking screw;

[0049] 9. Lead wire. DETAILED DESCRIPTION

[0050] The technical solutions of the embodiments of the application are explained and described below, but the following embodiments are only preferred embodiments of the application, not all. Based on the embodiments in the embodiments, other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the application.

[0051] Referring to Figures 1 to 12 , the compact electric controller comprises:

[0052] The inner cylinder is provided with a hole for the horizontal pipe to pass through;

[0053] The fixing ring is sleeved on the inner cylinder;

[0054] The switch assembly is mounted on the inner cylinder and comprises a flexible circuit board and a plurality of press switches;

[0055] The shell is mounted on the inner cylinder;

[0056] The key is mounted on the shell;

[0057] The lead wire is fixedly connected with the flexible circuit board of the switch assembly at the inner end;

[0058] The fixing ring and the shell are distributed along the axial direction of the inner cylinder.

[0059] Compared with the fixing ring and the shell distributed along the radial direction in the prior art, the compact electric controller has a smaller radial dimension; the switch assembly adopts the flexible circuit board, which has a smaller radial dimension compared with the hard circuit board, so that the radial dimension of the entire electric controller is smaller and the structure is more compact.

[0060] Embodiment one

[0061] With reference to Figures 1 to 12 The compact electric controller of the embodiment one of the utility model comprises:

[0062] The inner cylinder 1 is formed with holes for the cross pipe to pass through;

[0063] The fixing ring 2 is sleeved on the inner cylinder 1;

[0064] The switch assembly 3 is installed on the inner cylinder 1 and comprises a flexible circuit board 31 and a plurality of press switches 32;

[0065] The shell 4 is installed on the inner cylinder 1;

[0066] The key 5 is installed on the shell 4;

[0067] The lead wire 9 is fixedly connected with the flexible circuit board 31 of the switch assembly 3 at the inner end;

[0068] The fixing ring 2 and the shell 4 are distributed along the axial direction of the inner cylinder 1.

[0069] In the embodiment, the inner cylinder 1 is formed with anti-rotation protrusions 12 at the end, and the fixing ring 2 is formed with anti-rotation grooves 21 matched with the anti-rotation protrusions 12. Both the anti-rotation protrusions 12 and the anti-rotation grooves 21 are two. The circumferential angle of the anti-rotation protrusions 12 and the anti-rotation grooves 21 is between 45° and 135°.

[0070] In the embodiment, the inner cylinder 1 is axially installed and clamped with the fixing ring 2.

[0071] In the embodiment, the inner cylinder 1 is formed with clamping blocks 13 at the end, and the fixing ring 2 is formed with clamping grooves 22 matched with the clamping blocks 13. The clamping blocks 13 are located at the outer end of the anti-rotation protrusions 12, and the clamping grooves 22 are communicated with the anti-rotation grooves 21.

[0072] In the embodiment, the inner cylinder 1 is formed with abutting end walls, and the abutting end walls and the clamping blocks 13 are located on both sides of the fixing ring 2 and position the axial direction of the inner cylinder 1 and the fixing ring 2.

[0073] In the embodiment, the clamping blocks 13 and the clamping grooves 22 are two and are distributed along the circumferential direction.

[0074] In the embodiment, the fixing ring 2 is fixedly connected with the cross pipe through the locking screw 8, so as to fix the whole electric controller on the cross pipe.

[0075] In the embodiment, the inner cylinder 1 is provided with switch installation positions 14 and wire installation cavities 15 which are distributed in the circumferential direction. The flexible circuit board 31 comprises switch installation portions 311 located in the switch installation positions 14, solder joint connecting portions 312 located in the wire installation cavities 15, and intermediate sealing connecting portions 313. The compact electric controller further comprises a first glue filling cover 6 which seals the switch installation positions 14 and a second glue filling cover 7 which seals the wire installation cavities 15. The space between the first glue filling cover 6 and the inner cylinder 1 forms a first glue filling cavity, and the space between the second glue filling cover 7 and the inner cylinder 1 forms a second glue filling cavity. The line connecting the centers of the first glue filling cover 6 and the second glue filling cover 7 passes through the center of the inner cylinder 1. The intermediate sealing connecting portions 313 are sealed, so that they do not need to be filled with glue.

[0076] In the embodiment, the first glue filling cover 6 is clamped with the inner cylinder 1. The inner cylinder 1 is provided with four first clamping blocks, and the first glue filling cover 6 is provided with four first clamping grooves. The four first clamping blocks are distributed in the circumferential direction and the radial direction in pairs.

[0077] In the embodiment, the second glue filling cover 7 is clamped with the inner cylinder 1. The inner cylinder 1 is provided with four second clamping blocks, and the second glue filling cover 7 is provided with four second clamping grooves. The four second clamping blocks are distributed in the circumferential direction and the radial direction in pairs.

[0078] In the embodiment, the switch has seven switches. The key 5 comprises seven pressing portions 51, the lead wire 9 is a five-core wire, and the solder joint connecting portion 312 has five solder joints. Six of the seven pressing portions 51 are larger, and one is smaller. The six larger pressing portions 51 are distributed in the circumferential direction in pairs, and the smaller pressing portion 51 is located between the two larger pressing portions 51 at the outer end in the radial direction. The pressing portions 51 are connected through anti-disengagement connecting portions 52. The smaller pressing portion 51 further extends to form an anti-disengagement portion 53. The seven switches are respectively used for steering, horn, lighting, etc.

[0079] In the embodiment, the key 5 is an integral piece.

[0080] In the embodiment, the flexible circuit board 31 further comprises a protocol module for reducing the core wire, and the protocol module is located in the wire installation cavity 15. The protocol module can adopt CAN protocol, 12C protocol, etc.

[0081] In the embodiment, the inner cylinder 1 is provided with a first wire passing groove 16, and the shell 4 is provided with a second wire passing groove 421. The first wire passing groove 16 and the second wire passing groove 421 form an annular wire passing groove. The lead wire 9 passes through the annular wire passing groove, and the lead wire 9 is provided with an anti-disengagement portion 53 which has a radial dimension greater than the annular wire passing groove.

[0082] In the embodiment, the shell 4 comprises a first half shell 41 and a second half shell 42, and the first half shell 41 and the second half shell 42 are both provided with circumferential positioning structures and axial positioning structures relative to the inner cylinder 1. The circumferential positioning structures comprise circumferential positioning holes 18 formed on the inner cylinder 1 and positioning protrusions 44 formed on the first half shell 41 and the second half shell 42. The axial positioning structures comprise positioning ring grooves 17 formed on the inner cylinder 1 and positioning ring ribs 43 formed on the first half shell 41 and the second half shell 42. The positioning ring ribs 43 are disconnected.

[0083] In the embodiment, the first half shell 41 and the second half shell 42 are connected by ultrasonic welding.

[0084] In the embodiment, the first half shell 41 and the second half shell 42 are connected by ultrasonic welding.

[0085] In the embodiment, the first half shell 41 and the second half shell 42 are connected by ultrasonic welding.

[0086] The compact electric controller of the embodiment has the following advantages: the fixing ring 2 and the shell 4 are distributed along the axial direction of the inner cylinder 1, so the radial dimension is smaller than that in the prior art; the switch assembly 3 adopts a flexible circuit board 31, so the radial dimension is smaller than that of a hard circuit board, the radial dimension of the entire electric controller is smaller, and the structure is more compact; the inner cylinder 1 and the fixing ring 2 are clamped and form an anti-rotation positioning structure, and the fixing ring 2 is fixed to the horizontal pipe by the locking screw 8; no other screws are needed except the locking screw 8; the key 5 is an integral part, so the assembly is easy.

[0086] The above description is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this. Those skilled in the art should understand that the present application includes but is not limited to the above description. Any modification that does not deviate from the functional and structural principles of the present application shall be included in the scope of the claims.

Claims

1. A compact control unit, characterized by: The compact electric controller comprises: an inner cylinder (1) with a hole for passing through a cross pipe; a fixing ring (2) sleeved on the inner cylinder (1); a switch assembly (3) mounted on the inner cylinder (1) and comprising a flexible circuit board (31) and a plurality of press switches (32); a shell (4) mounted on the inner cylinder (1); a key (5) mounted on the shell (4); a lead wire (9) with an inner end fixedly connected with the flexible circuit board (31) of the switch assembly (3); wherein the fixing ring (2) and the shell (4) are distributed along the axial direction of the inner cylinder (1).

2. The compact control of claim 1, wherein: The end of the inner cylinder (1) is formed with an anti-rotation protrusion (12), and the fixing ring (2) is formed with an anti-rotation groove (21) matched with the anti-rotation protrusion (12).

3. The compact control of claim 2, wherein: The inner cylinder (1) and the fixing ring (2) are axially mounted and clamped.

4. The compact control of claim 3, wherein: The end of the inner cylinder (1) is formed with a clamping block (13), and the fixing ring (2) is formed with a clamping groove (22) matched with the clamping block (13).

5. The compact control of claim 4, wherein: The inner cylinder (1) is formed with an abutting end wall, and the abutting end wall and the clamping block (13) are located on both sides of the fixing ring (2) and position the axial directions of the inner cylinder (1) and the fixing ring (2); and / or, The clamping block (13) and the clamping groove (22) are two and distributed in the circumferential direction.

6. The compact control of any of claims 1 to 5, wherein: The outer side of the inner cylinder (1) is formed with a circumferentially distributed switch mounting position (14) and a wire mounting cavity (15), the flexible circuit board (31) comprises a switch mounting portion (311) located in the switch mounting position (14), a solder joint connecting portion (312) located in the wire mounting cavity (15), and a middle sealing connecting portion (313), and the compact electric controller further comprises a first glue filling cover (6) for closing the switch mounting position (14) and a second glue filling cover (7) for closing the wire mounting cavity (15), the space between the first glue filling cover (6) and the inner cylinder (1) forms a first glue filling cavity, and the space between the second glue filling cover (7) and the inner cylinder (1) forms a second glue filling cavity.

7. The compact control of claim 6, wherein: The flexible circuit board (31) further comprises a protocol module for reducing the core wire, and the protocol module is located in the wire mounting cavity (15); and / or, The first glue filling cover (6) is clamped with the inner cylinder (1); and / or, The second glue filling cover (7) is clamped with the inner cylinder (1); and / or, The switch has seven, the key (5) comprises seven press portions (51), the lead wire (9) is five core wires, and the solder joint connecting portion (312) has five solder joints.

8. The compact control of claim 1, wherein: A first wire passing groove (16) is formed on the inner cylinder (1), a second wire passing groove (421) is formed on the shell (4), the first wire passing groove (16) and the second wire passing groove (421) form an annular wire passing groove, the lead wire (9) passes through the annular wire passing groove, and the lead wire (9) is formed with an anti-disengagement portion (53) with a radial dimension greater than the annular wire passing groove; and / or, The key (5) is an integral piece.

9. The compact control of claim 1, wherein: The shell (4) comprises a first half shell (41) and a second half shell (42), and a circumferential positioning structure and an axial positioning structure are formed between the first half shell (41) and / or the second half shell (42) and the inner cylinder (1).

10. The compact control of claim 9, wherein: The first half shell (41) and the second half shell (42) are connected by ultrasonic welding; and / or, An insertion positioning structure is formed between the first half shell (41) and the second half shell (42).

Images