Cylinder penetrating wire harness structure of automatic gearbox

Abstract

The utility model relates to the technical field of gearboxes, in particular to a cylinder-penetrating wire harness structure of an automatic gearbox, which comprises a main fixed outer valve body (1), a cylinder-penetrating main wire harness (2) and an output rotating speed sensor wire harness (3), the main fixed outer valve body (1) is connected with a first support (4), a second support (5) and a third support (6). The first support (4) and the third support (6) are connected with the cylinder penetrating main wire harness (2). The second bracket (5) is connected with the output rotating speed sensor wire harness (3); the cylinder penetrating main wire harness is connected with the gearbox control unit, so that real-time power and signal transmission between the gearbox control unit and each sensor and sensing interaction of information such as oil temperature, oil pressure and rotating speed can be realized; the first support and the third support can reliably and effectively protect, fix and restrain the wire harness, and it can be guaranteed that circuit connection is stable and reliable under various working conditions of the gearbox.

Description

Technical Field

[0001] The utility model relates to the technical field of gearboxes, and in particular to a cylinder-penetrating wire harness structure of an automatic gearbox. Background Art

[0002] In existing production, the automatic transmission cylinder wiring harness uses a customized plastic bracket integrated mechanical rigid structure assembly that is generally installed on the outer valve body assembly to facilitate direct assembly. However, the additional cost of developing the plastic channel bracket is very high, and it is not very universal. There are also various uncertainties in the layout plans, market forecasts and life cycles of new models and new models before and after mass production. If the wiring harness system has any corresponding optimization, upgrade or modification, the plastic channel bracket may not be able to be repaired and applied, and must be redesigned and produced, resulting in a huge waste of single non-universality.

[0003] After searching, the applicant found that the Chinese patent document with publication number CN205365490U disclosed a transmission valve body wiring harness bracket and a car on July 6, 2016, including: an upper valve body wiring harness bracket, installed on the upper surface of the hydraulic valve body assembly, and the upper valve body wiring harness bracket is provided with a tie hole and a bolt hole; a first lower valve body wiring harness bracket, installed on the lower surface of the hydraulic valve body assembly, and the first lower valve body wiring harness bracket is provided with a tie hole and a bolt hole; a second lower valve body wiring harness bracket, installed on the lower surface of the hydraulic valve body assembly, and the second lower valve body wiring harness bracket is provided with a tie hole and a bolt hole; the upper valve body wiring harness bracket, the first lower valve body wiring harness bracket and the second lower valve body wiring harness bracket guide the valve body wiring harness into a U shape.

[0004] The device has poor universality for automatic transmission cylinder wiring harness structures of different specifications. Utility Model Content

[0005] The utility model aims to provide an automatic transmission cylinder wiring harness structure which connects various solenoid valves and sensors in an automatic transmission through a transmission housing and an external automatic transmission control unit circuit, thereby ensuring real-time power and signal transmission between each other, realizing reliable protection and fixed constraint of the wiring harness, and having strong versatility for automatic transmission cylinder wiring harness structures of different specifications.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is: an automatic transmission cylinder wiring harness structure, including a main fixed outer valve body, a cylinder main wiring harness and an output speed sensor wiring harness; the main fixed outer valve body is respectively connected to a first bracket, a second bracket and a third bracket; the first bracket and the third bracket are both connected to the cylinder main wiring harness; the second bracket is connected to the output speed sensor wiring harness.

[0007] The first bracket includes a main body panel; a first buckle mounting hole is provided on the main body panel; a first buckle is provided on the cylinder main wiring harness; and the first buckle is clamped in the first buckle mounting hole.

[0008] The first bracket is provided with a bolt mounting hole; the second bracket includes a bracket connecting plate, the bracket connecting plate is provided with a bracket bolt, and the bracket bolt is connected in the bolt mounting hole.

[0009] The cylinder main wiring harness includes a relay adapter female plug, and the output speed sensor wiring harness includes a relay adapter male plug; the relay adapter female plug and the relay adapter male plug are snap-connected; the relay adapter male plug and the second bracket are connected.

[0010] The second bracket includes a bracket mounting plate connected to the bracket connecting plate, and a clamping hole is provided at the end of the bracket mounting plate; and a clamping block clamped with the clamping hole is provided on the relay adapter male plug.

[0011] The third bracket includes a sensor mounting plate; a card slot is provided at the end of the sensor mounting plate; a sensor assembly is provided on the cylinder main wiring harness, and the sensor assembly includes an oil temperature sensor; a fixed card block is provided on the oil temperature sensor and is engaged with the card slot.

[0012] A limiting plate is provided at one end of the sensor mounting plate away from the card slot; the limiting plate is an L-shaped plate.

[0013] A memory plug is provided on the main cylinder wiring harness; the memory plug is connected to a memory; the memory is connected to the main fixed outer valve body by screws; a limit slot is provided on the side of the memory, and a limit block engaged with the limit slot is provided on the main fixed outer valve body.

[0014] The first bracket, the second bracket and the third bracket are all bolted to the main fixed outer valve body; the cylinder main wiring harness includes a second clip, and a second clip mounting hole is provided on the outer wall of the main fixed outer valve body, and the second clip is clipped in the second clip mounting hole.

[0015] A spring clamping bracket is connected to the main fixed outer valve body; a male cylinder connector is provided at the end of the cylinder main wiring harness, and the male cylinder connector is connected to the gearbox control unit.

[0016] The beneficial effects of this application are:

[0017] The cylinder penetration main wiring harness includes a segmented male cylinder penetration plug, a solenoid valve plug, an input speed sensor plug, a memory plug, a relay adapter female plug and an oil temperature sensor; an automatic transmission external transmission control unit; the cylinder penetration main wiring harness is connected to a male cylinder penetration plug, and the transmission control unit is provided with a female plug that matches the male cylinder penetration plug; it can realize real-time power and signal transmission between the transmission control unit and various sensors and solenoid valves, as well as sensor interaction of information such as oil temperature, oil pressure, and speed;

[0018] The first bracket, the second bracket and the third bracket are respectively connected to the main fixed outer valve body; the first bracket and the third bracket are both connected to the main cylinder wiring harness; the second bracket is connected to the output speed sensor wiring harness; it can realize reliable and effective protection and fixed constraint of the wiring harness, and can ensure that the circuit connection is stable and reliable under various working conditions of the gearbox and throughout the life cycle; there is no special plastic channel bracket to constrain the wires therein to form an overall mechanical assembly structure, which makes its own structure more flexible, and with the various optimizations, modifications and upgrades of the hydraulic system, transmission system, whole box size control, gearbox housing and vehicle overall layout avoidance, etc., the same borrowing idea is used, the adaptability is wider, and the wiring harness and its ancillary systems are made to have the highest cost-effectiveness. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The specific implementation of the utility model is further described in detail below in conjunction with the accompanying drawings, wherein:

[0020] Figure 1 This is a schematic diagram of the structure of the automatic transmission cylinder wiring harness.

[0021] Figure 2 This is a schematic diagram of the structure of the first bracket of the automatic transmission cylinder wiring harness structure.

[0022] Figure 3 This is a schematic diagram of the structure of the second bracket of the automatic transmission cylinder wiring harness structure.

[0023] Figure 4 This is a schematic diagram of the structure of the third bracket of the automatic transmission cylinder wiring harness structure.

[0024] Figure 5 This is a schematic diagram of the connection structure of the second bracket and the relay adapter male plug of the automatic transmission cylinder wiring harness structure.

[0025] Figure 6 This is a schematic diagram of the connection structure between the third bracket and the oil temperature sensor of the cylinder wiring harness structure of the automatic transmission.

[0026] Figure 7 This is a schematic diagram of the bottom structure of the third bracket and the oil temperature sensor of the automatic transmission cylinder wiring harness structure.

[0027] Figure 8 This is a schematic diagram of the installation status of the memory of the automatic transmission cylinder wiring harness structure.

[0028] Fig. 9 This is a schematic diagram of the structure of the first buckle and the second buckle of the cylinder wiring harness structure of the automatic transmission.

[0029] The marks in the above figure are:

[0030] The markings in the figure are:

[0031] 1. Main fixed outer valve body, 101. Limiting block, 102. Second buckle mounting hole,

[0032] 2. Main wiring harness for cylinder, 201. First buckle, 202. Relay adapter female plug, 203. Oil temperature sensor, 204. Memory, 205. Screw, 206. Limiting slot, 207. Second buckle, 208. Memory plug,

[0033] 3. Output speed sensor harness, 301, relay adapter male plug,

[0034] 4. first bracket, 401. main body panel, 402. first buckle mounting hole, 403. bolt mounting hole,

[0035] 5. Second bracket, 501. Bracket connecting plate, 502. Bracket bolt, 503. Bracket mounting plate, 504. Clamp hole,

[0036] 6. The third bracket, 601, the sensor mounting plate, 602, the card slot, 603, the limit plate,

[0037] 7. Spring compression bracket,

[0038] 8. Male through-cylinder plug. DETAILED DESCRIPTION

[0039] The following is a further detailed explanation of the specific implementation methods of the utility model through the description of the embodiments with reference to the accompanying drawings, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the utility model and facilitating its implementation.

[0040] Figure 1 The automatic transmission cylinder wiring harness structure shown includes a main fixed outer valve body 1, a cylinder main wiring harness 2 and an output speed sensor wiring harness 3; the main fixed outer valve body 1 is respectively connected to a first bracket 4, a second bracket 5 and a third bracket 6; the first bracket 4 and the third bracket 6 are both connected to the cylinder main wiring harness 2; the second bracket 5 is connected to the output speed sensor wiring harness 3.

[0041] The cylinder main harness 2 also includes a main oil pressure safety control solenoid valve connector, a torque converter pressure switching control solenoid valve connector, multiple clutch solenoid valve connectors, multiple brake solenoid valve connectors, a start-stop solenoid valve connector, etc. The main and branch parts of the cylinder main harness 2 and the output speed sensor harness 3 are protected by oil-resistant, high-temperature-resistant, wear-resistant closed sleeves or open serpentine winding sleeves of corresponding thickness; the thickness of the sleeve should be able to accommodate the corresponding harness trunk or branch without excessive gap margin, and can be easily bent into a spatial working bending state without damaging the sleeve and causing the wire to be stretched or compressed by additional force;

[0042] The cylinder main wiring harness 2 is connected to the gearbox control unit, which can realize real-time power and signal transmission between the gearbox control unit and various sensors and solenoid valves, as well as sensor interaction of information such as oil temperature, oil pressure, and speed; the first bracket 4 and the third bracket 6 can realize reliable and effective protection and fixed constraints on the wiring harness, which can ensure stable and reliable circuit connection under various working conditions of the gearbox and throughout its life cycle.

[0043] The first bracket 4 includes a main body panel 401; a first buckle mounting hole 402 is provided on the main body panel 401; a first buckle 201 is provided on the cylinder main wiring harness 2; the first buckle 201 is clamped in the first buckle mounting hole 402. Both sides of the first bracket 4 are provided with flange structures, which can strengthen the overall structure of the first bracket 4; the main body panel 401 can press the clutch accumulator spring of the outer valve body; the first buckle 201 is a tree-shaped buckle, which can be clamped with the first buckle mounting hole 402, so that the cylinder main wiring harness 2 is fully fixed on the first bracket 4.

[0044] The first bracket 4 is provided with a bolt mounting hole 403; the second bracket 5 includes a bracket connecting plate 501, on which a bracket bolt 502 is provided, and the bracket bolt 502 is connected to the bolt mounting hole 403. The bracket connecting plate 501 is provided with a through hole corresponding to the position of the bolt mounting hole 403; the bracket bolt 502 tightly connects the second bracket 5 and the first bracket 4.

[0045] The cylinder main harness 2 includes a relay transfer female plug 202, and the output speed sensor harness 3 includes a relay transfer male plug 301; the relay transfer female plug 202 and the relay transfer male plug 301 are snap-connected; the relay transfer male plug 301 is connected to the second bracket 5. The relay transfer female plug 202 and the relay transfer male plug 301 are snap-connected, which can realize the information transmission between the cylinder main harness 2 and the output speed sensor harness 3; the second bracket 5 can fully fix the relay transfer male plug 301 to ensure the stability of the connection structure between the two, and effectively avoid the relay transfer male plug 301 and the relay transfer female plug 202 from falling off, resulting in interruption of information transmission.

[0046] The second bracket 5 includes a bracket mounting plate 503 connected to the bracket connecting plate 501, and a clamping hole 504 is provided at the end of the bracket mounting plate 503; a clamping block clamped with the clamping hole 504 is provided on the relay adapter male plug 301. The bracket mounting plate 503 and the bracket connecting plate 501 are arranged crosswise; the clamping hole 504 is a square hole; the clamping block clamps with the clamping hole 504, and the relay adapter male plug 301 can be stably fixed on the second bracket 5.

[0047] The third bracket 6 includes a sensor mounting plate 601; a card slot 602 is provided at the end of the sensor mounting plate 601; a sensor assembly is provided on the cylinder main harness 2, and the sensor assembly includes an oil temperature sensor 203; a fixed card block is provided on the oil temperature sensor 203 to be engaged with the card slot 602. The cylinder main harness 2 is provided with an oil temperature sensor or other sensors; a bolt hole is provided on the sensor mounting plate 601, and the sensor mounting plate 601 is installed on the main fixed outer valve body 1 by bolts; the card slot 602 is a U-shaped slot, which can fork, press-lock, and seal the oil temperature sensor 203 on the temperature measuring oil channel of the outer valve body assembly; the fixed card block cooperates with the card slot 602, so that the oil temperature sensor 203 and the third bracket 6 are stably connected.

[0048] A limit plate 603 is provided at one end of the sensor mounting plate 601 away from the card slot 602; the limit plate 603 is an L-shaped plate. The limit plate 603 can store the tail wire harness of the oil temperature sensor 203; the tail wire harness of the oil temperature sensor 203 passes between the limit plate 603 and the main fixed outer valve body 1; the limit plate 603 is provided with a tie hole, and an oil-resistant and high-temperature-resistant tie can be used to tie and fix the wire harness branch through the tie hole of the limit plate 603 when necessary.

[0049] The main wire harness 2 for penetrating the cylinder is provided with a memory connector 208; the memory connector 208 is connected to the memory 204; the memory 204 is connected to the main fixed outer valve body 1 through screws 205; a limit card slot 206 is provided on the side of the memory 204, and a limit card block 101 engaged with the limit card slot 206 is provided on the main fixed outer valve body 1. The screw 205 passes through the light hole of the bushing of the memory 204 itself to fix and tighten the memory 204 on the back of the upper right corner of the main fixed outer valve body 1; the limit card slot 206 is provided between two reinforcing ribs on the back of the memory 204 itself; the limit card block 101 is a metal card block; the limit card block 101 and the limit card slot 206 are engaged, which can play a role in fixing and preventing rotation.

[0050] The first bracket 4, the second bracket 5 and the third bracket 6 are all bolted to the main fixed outer valve body 1; the cylinder main wire harness 2 includes a second buckle 207, and a second buckle mounting hole 102 is provided on the outer wall of the main fixed outer valve body 1, and the second buckle 207 is clamped in the second buckle mounting hole 102. The bolt connection allows the first bracket 4, the second bracket 5 and the third bracket 6 to be stably fixed to the main fixed outer valve body 1; the second buckle 207 is a tree-shaped buckle; the second buckle 207 is clamped in the second buckle mounting hole 102, and can store and fix the cylinder main wire harness 2.

[0051] A spring clamping bracket 7 is connected to the main fixed outer valve body 1; a male cylinder connection plug 8 is provided at the end of the cylinder main wiring harness 2, and the male cylinder connection plug 8 is connected to the gearbox control unit.

[0052] The spring compression bracket 7 has the same structure as the first bracket 4; an outer valve body is provided in the automatic transmission, and five clutch accumulator springs are provided on the outer valve body; the first bracket 4 can compress the two clutch accumulator springs of the outer valve body, and the spring compression bracket 7 can compress the other three clutch accumulator springs of the outer valve body; a through hole is provided on the spring compression bracket 7, and the through hole is smaller than the inner circle of the spring; the spring compression bracket 7 and the first bracket 4 influence each other and jointly determine the final structural shape; the spring compression bracket 7 with the same structure as the first bracket 4 can perform the clutch accumulator spring compression work, realizing multi-purpose use, compact structure, and no need to customize the clutch accumulator spring compression bracket structure, saving production costs.

[0053] The present application also provides an automatic transmission with an external transmission control unit; the transmission control unit is fixed on the automatic transmission housing, and a female plug that matches the segmented male cylinder plug 8 is integrated on the transmission control unit; the transmission control unit is directly plugged into the segmented male cylinder plug 8 of the cylinder main wiring harness 2 and screwed tightly to lock; or the transmission control unit does not have a female plug that matches the segmented male cylinder plug 8 integrated, the transmission control unit is arranged at other vehicle positions away from the transmission, the transmission control unit itself integrates multiple groups of male plugs with coarse and fine loop pins, and then a group of vehicle transmission wiring harnesses with a matching female plug of the transmission control unit and a matching female plug of the segmented male cylinder plug 8 connected at both ends are transferred to the segmented male cylinder plug 8 of the cylinder main wiring harness 2.

[0054] The specific working process of the utility model is as follows:

[0055] The first bracket 4, the second bracket 5, the third bracket 6 and the spring-loaded bracket 7 are installed and fixed together on the main fixed outer valve body 1, and then the cylinder main wiring harness 2 is fixed on the main fixed outer valve body 1 and the first bracket 4 and the third bracket 6 respectively through the first buckle 201 and the second buckle 207 and the oil temperature sensor 203 tied with its own main tie strap; the male cylinder connector 8 is connected to the gearbox control unit.

[0056] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the method concept and technical solution of the utility model; or the above concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. An automatic transmission cylinder wiring harness structure, characterized in that: The invention comprises a main fixed outer valve body (1), a cylinder-penetrating main wiring harness (2) and an output speed sensor wiring harness (3); the main fixed outer valve body (1) is respectively connected to a first bracket (4), a second bracket (5) and a third bracket (6); the first bracket (4) and the third bracket (6) are both connected to the cylinder-penetrating main wiring harness (2); and the second bracket (5) is connected to the output speed sensor wiring harness (3).

2. According to the automatic transmission cylinder wiring harness structure of claim 1, it is characterized by: The first bracket (4) comprises a main body panel (401); a first buckle mounting hole (402) is provided on the main body panel (401); a first buckle (201) is provided on the cylinder main wiring harness (2); and the first buckle (201) is buckled in the first buckle mounting hole (402).

3. According to the automatic transmission cylinder wiring harness structure of claim 2, it is characterized by: The first bracket (4) is provided with a bolt mounting hole (403); the second bracket (5) comprises a bracket connecting plate (501), the bracket connecting plate (501) is provided with a bracket bolt (502), and the bracket bolt (502) is connected to the bolt mounting hole (403).

4. According to the automatic transmission cylinder wiring harness structure of claim 3, it is characterized in that: The cylinder main wiring harness (2) includes a relay adapter female plug (202), and the output speed sensor wiring harness (3) includes a relay adapter male plug (301); The relay transfer female plug (202) and the relay transfer male plug (301) are snap-connected; the relay transfer male plug (301) and the second bracket (5) are connected.

5. According to the automatic transmission cylinder wiring harness structure of claim 4, it is characterized by: The second bracket (5) comprises a bracket mounting plate (503) connected to the bracket connecting plate (501), and a clamping hole (504) is provided at the end of the bracket mounting plate (503); and a clamping block clamped with the clamping hole (504) is provided on the relay adapter male plug (301).

6. The automatic transmission cylinder wiring harness structure according to claim 5, characterized in that: The third bracket (6) comprises a sensor mounting plate (601); a card slot (602) is provided at the end of the sensor mounting plate (601); a sensor assembly is provided on the cylinder main wiring harness (2), and the sensor assembly comprises an oil temperature sensor (203); and a fixed card block is provided on the oil temperature sensor (203) and is card-engaged with the card slot (602).

7. The automatic transmission cylinder wiring harness structure according to claim 6, characterized in that: A limiting plate (603) is provided at one end of the sensor mounting plate (601) away from the card slot (602); the limiting plate (603) is an L-shaped plate.

8. An automatic transmission cylinder wiring harness structure according to any one of claims 2 to 7, characterized in that: The cylinder-penetrating main wiring harness (2) is provided with a memory connector (208); the memory connector (208) is connected to a memory (204); the memory (204) is connected to the main fixed outer valve body (1) via a screw (205); a limit slot (206) is provided on a side of the memory (204), and a limit block (101) is provided on the main fixed outer valve body (1) and is engaged with the limit slot (206).

9. The automatic transmission cylinder wiring harness structure according to claim 8, characterized in that: The first bracket (4), the second bracket (5) and the third bracket (6) are all bolted to the main fixed outer valve body (1); the through-cylinder main wiring harness (2) includes a second clip (207), and a second clip mounting hole (102) is provided on the outer wall of the main fixed outer valve body (1), and the second clip (207) is clipped into the second clip mounting hole (102).

10. The automatic transmission cylinder wiring harness structure according to claim 9, characterized in that: The main fixed outer valve body (1) is connected to a spring clamping bracket (7); the end of the cylinder main wiring harness (2) is provided with a male cylinder connector (8), and the male cylinder connector (8) is connected to a gearbox control unit.

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