CN203670739U - Transmission first-gear starting signal mechanism - Google Patents
Transmission first-gear starting signal mechanism Download PDFInfo
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- CN203670739U CN203670739U CN201320826197.5U CN201320826197U CN203670739U CN 203670739 U CN203670739 U CN 203670739U CN 201320826197 U CN201320826197 U CN 201320826197U CN 203670739 U CN203670739 U CN 203670739U
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- gear
- gears
- pull bar
- signaling
- axle
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Abstract
A transmission first-gear starting signal mechanism comprises a transmission housing and a transmission cover, two-shaft gear shift gears, a joint sleeve, a gear shifting fork and a gear shift pull rod are arranged in the transmission housing, a gear shift plate and a gear reverse signal switch are arranged on the transmission cover, the two two-shaft gear shift gears comprise the two-shaft first-gear gear and the two-shaft reverse-gear gear, the joint sleeve is located between the two-shaft first-gear gear and the two-shaft reverse-gear gear, one end of the gear shifting fork is arranged on the joint sleeve in an empty sleeved mode, the other end of the gear shifting fork is hinged to one end of the gear shift pull rod, the other end of the gear shift pull rod is hinged to the gear shift plate, a U-type groove is formed in the outer wall of the gear shift pull rod, a first-gear signal switch is arranged on the transmission cover and located between the gear shift plate and the gear reverse signal switch, and one end of the first-gear signal switch and one end of the gear reverse signal switch are in contact with the bottom wall of the U-type groove. The first-gear signal switch is arranged to achieve the function of forcing a vehicle to be started at the first gear, therefore, the fault rate of the vehicle is lowered, and maintenance cost and management cost are lowered.
Description
Technical field
The utility model relates to transmission for vehicles field, particularly a kind of signaling gear of speed changer one gear starting.
Background technique
At present, what conventional single intermediate shaft type speed changer adopted is three axle ordinary transmission speed changers, and this speed changer is to have multiple forward gears and a speed changer reversing gear.As shown in Figure 3 and Figure 4, existing this speed changer adopts unique running shaft-arm-tie-fork type gearshift conventionally, its structure comprises case of transmission 1 and is arranged on the gear shift cover 2 on case of transmission 1, two axle forward gear gears 13 are installed in case of transmission 1, two axle reverse gears 9, for the clutch collar 3 engaging with two axle forward gear gears 13 or two axle reverse gears 9, selector fork 4, gearshift pull bar 5, clutch collar 3 is between two axle forward gear gears 13 and two axle reverse gears 9, one end empty set of selector fork 4 is on clutch collar 3, the other end of selector fork 4 is hinged with one end of gearshift pull bar 5 by shifting fork pin 11, selector fork 4 middle parts are hinged by shift fork rest pin 12 and case of transmission 1.The other end of gearshift pull bar 5, with to be arranged on gearshift plate 6 on gear shift cover 2 hinged, is provided with the signaling switch 7 that reverses gear on gear shift cover 2, one end that the signaling switch 7 that reverses gear is positioned at gear shift cover 2 contacts with the pull bar 5 of shifting gears.But the deficiency of said structure is, because one, two gears are all placed in basic trnasmission, driver in the time that vehicle is carried out to driveaway operation, the driver who especially drives bus, driver is due to operation lack of standardization, usually adopt two gear startings, and in this structure, be only provided with the signaling switch that reverses gear, and not being provided for the signaling switch of driveaway operation, this just easily causes synchronizer and the gear early failue of speed changer, TRANS PROGRAM rate is high, has increased maintenance cost and administration cost.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, a kind of signaling gear of speed changer one gear starting is provided, it by installing a gear signaling switch on gear shift cover, realize the function of forcing vehicle one gear starting, thereby reduce vehicle trouble rate, reduced maintenance cost and administration cost.
The purpose of this utility model is achieved in that a kind of signaling gear of speed changer one gear starting, comprise case of transmission and be arranged on the gear shift cover on case of transmission, two axle power shift gears are installed in described case of transmission, for the clutch collar engaging with two axle power shift gears, selector fork, gearshift pull bar, gearshift plate and the signaling switch that reverses gear are installed on described gear shift cover, described two axle power shift gears are two, one of them is two axle first gears, another is two axle reverse gears, described clutch collar is between two axle first gears and two axle reverse gears, one end empty set of described selector fork is on clutch collar, the other end of selector fork is hinged with one end of gearshift pull bar, the other end of gearshift pull bar is hinged with gearshift plate, the outer wall of described gearshift pull bar is provided with U-shaped groove, one gear signaling switch is installed on described gear shift cover, described one keeps off signaling switch at gearshift plate and reverses gear between signaling switch, a described gear signaling switch and the signaling switch that reverses gear stretch into one end in gear shift cover and are all arranged in the U-shaped groove of gearshift pull bar, and contact with the diapire of U-shaped groove.
Two power shift gears are set up in parallel in case of transmission, and wherein two axle first gears are positioned at left side, and two axle reverse gears are positioned at right side.
The other end of described selector fork is hinged by shifting fork pin with one end of gearshift pull bar.
Described selector fork middle part is hinged by shift fork rest pin and case of transmission.
The both sides sidewall of the U-shaped groove of described gearshift pull bar is plane of inclination.
The width of the notch of the U-shaped groove of described gearshift pull bar is greater than the width of bottom land.
A described gear signaling switch is signaling switch open in usual.
Adopt technique scheme: due to two axle first gears and two axle reverse gears being installed in case of transmission of the present utility model, clutch collar is between two axle first gears and two axle reverse gears, one end empty set of described selector fork is on clutch collar, the other end of selector fork is hinged with one end of gearshift pull bar, selector fork middle part is hinged by shift fork rest pin and case of transmission, the other end of gearshift pull bar is hinged with gearshift plate, the outer wall of described gearshift pull bar is provided with U-shaped groove, one gear signaling switch is installed on described gear shift cover, described one keeps off signaling switch at gearshift plate and reverses gear between signaling switch, a described gear signaling switch and the signaling switch that reverses gear stretch into one end in gear shift cover and are all arranged in the U-shaped groove of gearshift pull bar, and contact with the diapire of U-shaped groove, like this in the time that gearshift plate turns right, gearshift plate promotes gearshift pull bar and moves right, gearshift pull bar promotes selector fork and rotates, selector fork rotates promotion clutch collar and engages with two axle first gears, realization hangs up a gear, simultaneously in the time that gearshift pull bar moves right, one side sidewall of the U-shaped groove of gearshift pull bar can compress gear signaling switch (decrement and a clutch collar, the combination stroke association of two axle first gears), one gear signaling switch is connected, one gear signaling switch connection signal passes to motor accelerated service processor by electric wire, the accelerated service of processor control engine, realize a gear starting.Owing to adopting said structure, speed changer only provides and hangs up a gear signal, motor could accelerated service, otherwise motor will be in idling mode all the time, i.e. stepping on accelerator pedal in any case, engine speed all can not improve, vehicle can not driveaway operation, and therefore, the utility model has been realized the function of forcing vehicle one gear starting, thereby reduce vehicle trouble rate, reduced maintenance cost and administration cost.
Because a described gear signaling switch is signaling switch open in usual, like this when one end that a gear signaling switch stretches in gear shift cover is compressed to after certain effective travel, just closed connection of a gear signaling switch, safe and reliable.
The signaling gear of the utility model speed changer one gear starting, by a gear signaling switch is installed on gear shift cover, has realized the function of forcing vehicle one gear starting, thereby has reduced vehicle trouble rate, has reduced maintenance cost and administration cost.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to schematic diagram;
Fig. 3 is the structural representation of prior art;
Fig. 4 is that the B-B of Fig. 3 is to schematic diagram.
In accompanying drawing, 1 is case of transmission, and 2 is gear shift cover, 3 is clutch collar, and 4 is selector fork, and 5 is gearshift pull bar, 5a is U-shaped groove, and 6 is gearshift plate, and 7 for reversing gear signaling switch, 8 is two axle first gears, 9 is two axle reverse gears, and 10 is a gear signaling switch, and 11 is shifting fork pin, 12 is shift fork rest pin, and 13 is two axle forward gear gears.
Embodiment
Referring to Fig. 1 and Fig. 2, a kind of embodiment of the signaling gear of speed changer one gear starting, this structure comprises case of transmission 1 and is arranged on the gear shift cover 2 on case of transmission 1, two axle power shift gears, the clutch collar 3 for engaging with two axle power shift gears, selector fork 4, gearshift pull bar 5 are installed in described case of transmission 1, gearshift plate 6 and the signaling switch 7 that reverses gear are installed on described gear shift cover 2.Described two axle power shift gears are two, and one of them is two axle first gears 8, and another is that 9, two power shift gears of two axle reverse gears are set up in parallel in case of transmission 1, and wherein two axle first gears 8 are positioned at left side, for realizing driveaway operation; Two axle reverse gears 9 are positioned at right side; For realizing the operation of reversing gear.Described clutch collar 3 is between two axle first gears 8 and two axle reverse gears 9, for engaging with two axle first gears 8 or two axle reverse gears 9, with transfer motion power.One end empty set of described selector fork 4 is on clutch collar 3, the other end of selector fork 4 is hinged with one end of gearshift pull bar 5, the other end of the selector fork 4 of the present embodiment is hinged by shifting fork pin 11 with one end of gearshift pull bar 5, and selector fork 4 middle parts are hinged by shift fork rest pin 12 and case of transmission 1, the other end of gearshift pull bar 5 is hinged with gearshift plate 6, rotate and drive gearshift pull bar 5 to move by gearshift plate 6, the pull bar 5 that makes to shift gears drives selector fork 4 to rotate, thereby making selector fork 4 promote clutch collar 3 engages with two axle first gears 8 or two axle reverse gears 9, realize starting or the operation of reversing gear.The outer wall of described gearshift pull bar 5 is provided with U-shaped groove 5a, and the both sides sidewall of the U-shaped groove 5a of described gearshift pull bar is plane of inclination, and the width of the notch of the U-shaped groove 5a of this gearshift pull bar is greater than the width of bottom land.One gear signaling switch 10 is installed on described gear shift cover 2, described one keeps off signaling switch 10 at gearshift plate 6 and reverses gear between signaling switch 7, be used for to motor accelerated service processor transmission of signal, speed changer only provides and hangs up a gear signal, the accelerated service of motor ability, otherwise motor will be in idling mode all the time.A described gear signaling switch 10 and the signaling switch 7 that reverses gear stretch into one end in gear shift cover 2 and are all arranged in the U-shaped groove 5a of gearshift pull bar, and contact with the diapire of U-shaped groove 5a, when the pull bar 5 that makes to shift gears moves right, it is associated with the combination stroke of clutch collar, two axle first gears that a side sidewall of the U-shaped groove 5a of gearshift pull bar can compress a gear signaling switch 10(decrement), one gear signaling switch 10 is connected, one gear signaling switch 10 connection signals pass to motor accelerated service processor by electric wire, the accelerated service of processor control engine, realizes a gear starting.A described gear signaling switch 10 is signaling switch open in usual, and one end of stretching in gear shift cover 2 when a gear signaling switch 10 is compressed to after certain effective travel, and just closed connection of a gear signaling switch 10, has ensured safe and reliable.
The utility model is work like this:
In the time that gearshift plate turns right, gearshift plate promotes gearshift pull bar and moves right, gearshift pull bar promotes selector fork and rotates, selector fork rotates promotion clutch collar and engages with two axle first gears, realization hangs up a gear, simultaneously in the time that gearshift pull bar moves right, one side sidewall of the U-shaped groove of gearshift pull bar can compress gear signaling switch (decrement and a clutch collar, the combination stroke association of two axle first gears), one gear signaling switch is connected, one gear signaling switch connection signal passes to motor accelerated service processor by electric wire, the accelerated service of processor control engine, realize a gear starting.Owing to adopting said structure, speed changer only provides and hangs up a gear signal, motor could accelerated service, otherwise motor will be in idling mode all the time, i.e. stepping on accelerator pedal in any case, engine speed all can not improve, vehicle can not driveaway operation, and therefore, the utility model has been realized the function of forcing vehicle one gear starting, thereby reduce vehicle trouble rate, reduced maintenance cost and administration cost.
Above embodiment is preferred embodiment described the utility model; not scope of the present utility model is limited; relate under the prerequisite of spirit not departing from the utility model, various distortion that those of ordinary skill in the art makes the technical solution of the utility model and improving all fall in the definite protection domain of claim of the present utility model.
Claims (7)
1. the signaling gear of a speed changer one gear starting, comprise case of transmission and be arranged on the gear shift cover on case of transmission, two axle power shift gears are installed in described case of transmission, for the clutch collar engaging with two axle power shift gears, selector fork, gearshift pull bar, gearshift plate and the signaling switch that reverses gear are installed on described gear shift cover, it is characterized in that: described two axle power shift gears are two, one of them is two axle first gears, another is two axle reverse gears, described clutch collar is between two axle first gears and two axle reverse gears, one end empty set of described selector fork is on clutch collar, the other end of selector fork is hinged with one end of gearshift pull bar, the other end of gearshift pull bar is hinged with gearshift plate, the outer wall of described gearshift pull bar is provided with U-shaped groove, one gear signaling switch is installed on described gear shift cover, described one keeps off signaling switch at gearshift plate and reverses gear between signaling switch, a described gear signaling switch and the signaling switch that reverses gear stretch into one end in gear shift cover and are all arranged in the U-shaped groove of gearshift pull bar, and contact with the diapire of U-shaped groove.
2. the signaling gear of speed changer one gear starting according to claim 1, is characterized in that: two power shift gears are set up in parallel in case of transmission, and wherein two axle first gears are positioned at left side, and two axle reverse gears are positioned at right side.
3. the signaling gear of speed changer one gear starting according to claim 1, is characterized in that: the other end of described selector fork is hinged by shifting fork pin with one end of gearshift pull bar.
4. the signaling gear of speed changer one gear starting according to claim 1, is characterized in that: described selector fork middle part is hinged by shift fork rest pin and case of transmission.
5. the signaling gear of speed changer one gear starting according to claim 1, is characterized in that: the both sides sidewall of the U-shaped groove of described gearshift pull bar is plane of inclination.
6. the signaling gear that speed changer one gear is started to walk according to claim 1 or 5, is characterized in that: the width of the notch of the U-shaped groove of described gearshift pull bar is greater than the width of bottom land.
7. the signaling gear of speed changer one gear starting according to claim 1, is characterized in that: a described gear signaling switch is signaling switch open in usual.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320826197.5U CN203670739U (en) | 2013-12-16 | 2013-12-16 | Transmission first-gear starting signal mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320826197.5U CN203670739U (en) | 2013-12-16 | 2013-12-16 | Transmission first-gear starting signal mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203670739U true CN203670739U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320826197.5U Expired - Fee Related CN203670739U (en) | 2013-12-16 | 2013-12-16 | Transmission first-gear starting signal mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203670739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523686A (en) * | 2016-10-28 | 2017-03-22 | 北京汽车股份有限公司 | Vehicle shifting reminding method and vehicle shifting reminding system and vehicle |
-
2013
- 2013-12-16 CN CN201320826197.5U patent/CN203670739U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523686A (en) * | 2016-10-28 | 2017-03-22 | 北京汽车股份有限公司 | Vehicle shifting reminding method and vehicle shifting reminding system and vehicle |
| CN106523686B (en) * | 2016-10-28 | 2018-11-06 | 北京汽车股份有限公司 | Vehicle shift based reminding method, vehicle shift system for prompting and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20191216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |