CN112377611B - Manual gear shifting structure of automobile - Google Patents
Manual gear shifting structure of automobile Download PDFInfo
- Publication number
- CN112377611B CN112377611B CN202011352993.0A CN202011352993A CN112377611B CN 112377611 B CN112377611 B CN 112377611B CN 202011352993 A CN202011352993 A CN 202011352993A CN 112377611 B CN112377611 B CN 112377611B
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- Prior art keywords
- circuit
- gear shifting
- circuit contact
- block
- contact
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/0278—Constructional features of the selector lever, e.g. grip parts, mounting or manufacturing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
- F16H61/0204—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
Abstract
The utility model provides a manual structure of shifting of car, including the base of shifting, the gear level, circuit substrate, circuit contact piece and touch circuit, the base fixed mounting of shifting is on the automobile body, the base of shifting is a square frame class structure, the gear level is installed in the middle part of the base of shifting through a spindle nose, circuit substrate fixed mounting is in the base of shifting, touch circuit fixed mounting is on circuit substrate's inside wall, circuit contact piece fixed mounting is in the lower extreme of gear level, circuit contact piece aligns with circuit substrate's inner wall, circuit contact piece passes through the circuit and is connected with car ECU, touch circuit includes six circuit contact pieces and an external bus, six circuit contact pieces divide into two sets ofly respectively the subtend set up on circuit substrate's both sides internal face, external bus is fixed to be set up on the opposite side internal face. According to the invention, different gears are converted into different currents to be fed back to the automobile ECU, so that the accuracy of automobile gear judgment is ensured.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to an automobile manual gear shifting structure.
Background
The gear signals of the existing manual gear automobile are calculated through the rotating speed of an engine and the rotating speed of wheels, the precision is poor, particularly, when starting and gear shifting are carried out, gear judgment is inaccurate, an electronic fuel injection system cannot accurately provide necessary starting torque or predicted torque, and driving feeling is poor. At present, a neutral position signal is generally provided by a neutral position sensor on the transmission side, and only the neutral position signal can be provided, and if a multi-gear signal is added, the cost of the sensor is increased.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides a manual gear shifting structure of an automobile, and solves the problems that in the prior art, the existing gear signals are obtained through calculation of the rotating speed of an engine and the rotating speed of wheels, the precision is poor, particularly, when starting and gear shifting are carried out, gear judgment is inaccurate, an electronic fuel injection system cannot accurately provide necessary starting torque or predicted torque, and the driving feeling is poor.
In order to achieve the purpose, the invention adopts the technical scheme that:
a manual gear shifting structure of an automobile comprises a gear shifting base, a gear shifting rod, a circuit substrate, a circuit contact block and a touch circuit, wherein the gear shifting base is fixedly installed on an automobile body and is of a square frame structure, the gear shifting rod is installed in the middle of the gear shifting base through a shaft head and can rotate around the shaft head, the circuit substrate is fixedly installed in the gear shifting base, the touch circuit is fixedly installed on the inner side wall of the circuit substrate, the circuit contact block is fixedly installed at the lower end of the gear shifting rod and is aligned with the inner wall of the circuit substrate, one end of the circuit contact block is connected with an automobile ECU through a circuit, the touch circuit comprises six circuit contact pieces and an external bus, and the six circuit contact pieces are divided into two groups and are respectively oppositely arranged on the inner wall surfaces of two sides of the circuit substrate, the external bus is fixedly arranged on the inner wall surface of the other side of the circuit substrate, the external bus is connected with the automobile ECU through a circuit, six circuit contact pieces are all connected with the external bus through the circuit, resistors with different resistance values are arranged between the six circuit contact pieces and the external bus, contact rods matched with the circuit contact pieces are arranged at two ends, facing the circuit contact pieces, of the circuit contact pieces, when the gear shifting lever is swung to different gears, the contact rods are contacted with different circuit contact pieces, mounting blocks are arranged at two ends, facing the circuit contact pieces, of the circuit contact pieces, one side, facing the circuit contact pieces, of each mounting block is provided with a mounting hole matched with the corresponding contact rod, two sliding grooves are oppositely arranged at the bottoms of the mounting holes, two sliding blocks matched with the sliding grooves are arranged at the bottoms of the contact rods, when the contact rods are mounted in the mounting holes, the slider imbeds respectively in the spout, the top of mounting hole with be provided with a compression spring between the feeler lever, when compression spring is in the primary length, the feeler lever stretches out the slider is located the outside of spout.
Furthermore, a bolt through hole is formed in one side of the circuit contact block, and the circuit contact block is fixedly installed at the lower end of the gear shifting lever through a fixing bolt matched with the bolt through hole.
Furthermore, the circuit substrate and the circuit contact block are both of square frame structures, four corners of the circuit substrate are provided with an installation stand column, the middle of the installation stand column is provided with a threaded through hole, and the circuit substrate is fixedly installed in the gear shifting base through the threaded through hole in the installation stand column.
The invention has reasonable structural design, a circuit substrate is arranged in the gear shifting base, a touch circuit which is electrically connected with an automobile ECU is arranged at the inner side of the circuit substrate, a circuit contact block which is aligned with the inner wall of the circuit substrate is arranged at the bottom of the gear shifting rod, the circuit contact block is also electrically connected with the automobile ECU through a line, the touch circuit comprises six circuit contact pieces which are arranged on the inner wall of the circuit substrate 3 and an external bus, the six circuit contact pieces respectively correspond to different gears, when the gear shifting rod needs to be shifted to different gears, the contact rod on the circuit contact block is contacted with the circuit contact piece of the corresponding gear, a loop is formed between the external bus, the circuit contact piece, the circuit contact block and the automobile ECU, and because the resistance values of resistors between different circuit contact pieces and the circuit bus are different, the currents fed back to the automobile ECU in different gears are different, therefore, the automobile ECU can judge the gear engaged by the driver through the feedback current, the accuracy of judging the gear engaged by the automobile is ensured, and the driving feeling of the driver is improved. According to the invention, the compression spring is arranged between the contact rod and the mounting holes on the mounting blocks at two ends of the circuit contact block, so that a certain buffer effect can be ensured when the contact rod is in contact with the circuit contact piece, the generation of deformation caused by hard contact is reduced, the contact stability between the contact rod and the circuit contact piece is ensured, and the accuracy of the automobile ECU on gear judgment is further ensured.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
FIG. 2 is a schematic view of the structure between the shift lever and the circuit substrate according to the present invention;
FIG. 3 is a schematic structural diagram of the circuit contact block and the circuit substrate according to the present invention;
FIG. 4 is a schematic structural diagram of a touch circuit according to the present invention;
FIG. 5 is a schematic view of the mounting structure of the contact bar in the circuit contact block of the present invention;
in the figure: 1. the gear shifting device comprises a gear shifting base, 2, a gear shifting rod, 3, a circuit substrate, 4, a circuit contact block, 5, a touch circuit, 6, a shaft head, 7, a circuit contact piece, 8, an external bus, 9, a resistor, 10, a contact rod, 11, a fixing bolt, 12, an installation block, 13, an installation hole, 14, a sliding groove, 15, a sliding block, 16, a compression spring, 17, an installation upright post, 18 and a threaded through hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-5, a manual gear shifting structure for an automobile includes a gear shifting base 1, a gear shifting lever 2, a circuit substrate 3, a circuit contact block 4 and a touch control circuit 5, wherein the gear shifting base 1 is fixedly mounted on an automobile body, the gear shifting base 1 is a square frame structure, the gear shifting lever 2 is mounted in the middle of the gear shifting base 1 through a shaft head 6, the gear shifting lever 2 can rotate around the shaft head 6, the circuit substrate 3 is fixedly mounted in the gear shifting base 1, the touch control circuit 5 is fixedly mounted on the inner side wall of the circuit substrate 3, the circuit contact block 4 is fixedly mounted at the lower end of the gear shifting lever 2, the circuit contact block 4 is aligned with the inner wall of the circuit substrate 3, one end of the circuit contact block 4 is connected with an automobile ECU through a line, the touch control circuit 5 includes six circuit contact pads 7 and an external bus 8, the six circuit contact pieces 7 are divided into two groups and are respectively oppositely arranged on the inner wall surfaces of two sides of the circuit substrate 3, the external bus 8 is fixedly arranged on the inner wall surface of the other side of the circuit substrate 3, the external bus 8 is connected with an automobile ECU (electronic control Unit) through a circuit, the six circuit contact pieces 7 are all connected with the external bus 8 through a circuit, resistors 9 with different resistance values are arranged between the six circuit contact pieces 7 and the external bus 8, contact rods 10 matched with the circuit contact pieces 7 are arranged at two ends, facing the circuit contact pieces 7, of the circuit contact block 4, and when the gear lever 2 is swung to different gears, the contact rods 10 are in contact with different circuit contact pieces 7; a bolt through hole is formed in one side of the circuit contact block 4, and the circuit contact block 4 is fixedly mounted at the lower end of the gear shift lever 2 through a fixing bolt 11 matched with the bolt through hole; the two ends of the circuit contact block 4 facing the circuit contact piece 7 are respectively provided with a mounting block 12, one side of the mounting block facing the circuit contact piece 7 is respectively provided with a mounting hole 13 matched with the contact rod 10, the bottom of the mounting hole 13 is oppositely provided with two sliding grooves 14, the bottom of the contact rod 10 is provided with two sliding blocks 15 matched with the sliding grooves 14, when the contact rod 10 is mounted in the mounting hole 13, the sliding blocks 15 are respectively embedded in the sliding grooves 14, a compression spring 16 is arranged between the top of the mounting hole 13 and the contact rod 10, and when the compression spring 16 is in the original length, the contact rod 10 extends out of the sliding blocks 15 and is positioned at the outermost side of the sliding grooves 14; the circuit substrate 3 reaches the circuit contact 4 is square frame class structure, all be equipped with an installation stand 17 on four angles of circuit substrate 3, the middle part of installation stand 17 all is equipped with and has seted up a screw thread through-hole 18, circuit substrate 3 pass through screw thread through-hole 18 fixed mounting on the installation stand 17 in the base of shifting 1.
The invention has reasonable structural design, a circuit substrate 3 is arranged in a gear shifting base 1, a touch circuit 5 electrically connected with an automobile ECU is arranged at the inner side of the circuit substrate 3, a circuit contact block 4 aligned with the inner wall of the circuit substrate 3 is arranged at the bottom of a gear shifting rod 2, the circuit contact block 4 is also electrically connected with the automobile ECU through a line, the touch circuit 5 comprises six circuit contact pieces 7 arranged on the inner wall of the circuit substrate 3 and an external bus 8, the six circuit contact pieces 7 respectively correspond to different gears, when different gears are required to be shifted, a contact rod 10 on the circuit contact block 4 is contacted with the circuit contact piece 7 of the corresponding gear, a loop is formed between the external bus 8, the circuit contact pieces 7 and the circuit contact block 4 and the automobile ECU, because the resistance values of resistors 9 between different circuit contact pieces 7 and the circuit bus 8 are different, therefore, currents fed back to the automobile ECU are different when the automobile ECU is in different gears, the automobile ECU can judge the gear engaged by the driver through the fed-back currents, the accuracy of judging the gear engaged by the automobile is guaranteed, and the driving feeling of the driver is improved. According to the invention, the compression spring 16 is arranged between the contact rod 10 and the mounting holes 13 on the mounting blocks 12 at two ends of the circuit contact block 4, so that a certain buffer effect can be ensured when the contact rod 10 is in contact with the circuit contact piece 7, the generation of deformation caused by hard contact is reduced, the contact stability between the contact rod 10 and the circuit contact piece 7 is ensured, and the accuracy of the automobile ECU on gear judgment is further ensured.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (3)
1. A manual gear shifting structure of an automobile comprises a gear shifting base (1), a gear shifting rod (2), a circuit substrate (3), a circuit contact block (4) and a touch circuit (5), and is characterized in that the gear shifting base (1) is fixedly arranged on an automobile body, the gear shifting base (1) is of a square frame structure, the gear shifting rod (2) is arranged in the middle of the gear shifting base (1) through a shaft head (6), the gear shifting rod (2) can rotate around the shaft head (6), the circuit substrate (3) is fixedly arranged in the gear shifting base (1), the touch circuit (5) is fixedly arranged on the inner side wall of the circuit substrate (3), the circuit contact block (4) is fixedly arranged at the lower end of the gear shifting rod (2), and the circuit contact block (4) is aligned with the inner wall of the circuit substrate (3), one end of the circuit contact block (4) is connected with an automobile ECU (electronic control unit) through a circuit, the touch circuit (5) comprises six circuit contact pieces (7) and an external bus (8), the six circuit contact pieces (7) are divided into two groups which are respectively arranged on the inner wall surfaces of the two sides of the circuit substrate (3) in an opposite direction, the external bus (8) is fixedly arranged on the inner wall surface of the other side of the circuit substrate (3), the external bus (8) is connected with the automobile ECU through a circuit, the six circuit contact pieces (7) are all connected with the external bus (8) through circuits, resistors (9) with different resistance values are arranged between the six circuit contact pieces (7) and the external bus (8), contact rods (10) matched with the circuit contact pieces (7) are arranged at the two ends, facing the circuit contact pieces (7), of the circuit contact block (4), when the circuit contact rods (2) are swung to different gears, the contact rod (10) is contacted with different circuit contact pieces (7), two ends of the circuit contact block (4) facing to the circuit contact pieces (7) are respectively provided with a mounting block (12), one side of the mounting block facing the circuit contact piece (7) is provided with a mounting hole (13) matched with the contact rod (10), two sliding grooves (14) are oppositely formed at the bottom of the mounting hole (13), two sliding blocks (15) matched with the sliding grooves (14) are arranged at the bottom of the feeler lever (10), when the feeler lever (10) is arranged in the mounting hole (13), the sliding blocks (15) are respectively embedded in the sliding grooves (14), a compression spring (16) is arranged between the top of the mounting hole (13) and the feeler lever (10), when the compression spring (16) is in the original length, the contact rod (10) extends out of the sliding block (15) and is positioned at the outermost side of the sliding chute (14).
2. The manual gear shifting structure of claim 1, wherein a bolt through hole is formed in one side of the circuit contact block (4), and the circuit contact block (4) is fixedly mounted at the lower end of the gear shifting lever (2) through a fixing bolt (11) matched with the bolt through hole.
3. The manual gear shifting structure of claim 1, wherein the circuit board (3) and the circuit contact block (4) are both square frame structures, four corners of the circuit board (3) are provided with a mounting column (17), a threaded through hole (18) is formed in the middle of the mounting column (17), and the circuit board (3) is fixedly mounted in the gear shifting base (1) through the threaded through hole (18) in the mounting column (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011352993.0A CN112377611B (en) | 2020-11-27 | 2020-11-27 | Manual gear shifting structure of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011352993.0A CN112377611B (en) | 2020-11-27 | 2020-11-27 | Manual gear shifting structure of automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112377611A CN112377611A (en) | 2021-02-19 |
| CN112377611B true CN112377611B (en) | 2022-02-18 |
Family
ID=74588584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011352993.0A Active CN112377611B (en) | 2020-11-27 | 2020-11-27 | Manual gear shifting structure of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112377611B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2507086A1 (en) * | 1975-02-19 | 1976-08-26 | Daimler Benz Ag | GEAR DISPLAY FOR MOTOR VEHICLES |
| CN1646833A (en) * | 2002-04-03 | 2005-07-27 | 伊梅森公司 | Haptic shifting devices |
| CN104842786A (en) * | 2014-02-19 | 2015-08-19 | 通用汽车环球科技运作有限责任公司 | Motor vehicle display device |
| DE102014012724A1 (en) * | 2014-08-27 | 2016-03-03 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Shift position detection of a motor vehicle transmission gearshift lever |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08295146A (en) * | 1995-04-27 | 1996-11-12 | Unisia Jecs Corp | Gear shift position detecting device of transmission |
-
2020
- 2020-11-27 CN CN202011352993.0A patent/CN112377611B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2507086A1 (en) * | 1975-02-19 | 1976-08-26 | Daimler Benz Ag | GEAR DISPLAY FOR MOTOR VEHICLES |
| CN1646833A (en) * | 2002-04-03 | 2005-07-27 | 伊梅森公司 | Haptic shifting devices |
| CN104842786A (en) * | 2014-02-19 | 2015-08-19 | 通用汽车环球科技运作有限责任公司 | Motor vehicle display device |
| DE102014012724A1 (en) * | 2014-08-27 | 2016-03-03 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Shift position detection of a motor vehicle transmission gearshift lever |
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| Publication number | Publication date |
|---|---|
| CN112377611A (en) | 2021-02-19 |
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