Gear shifting device
阅读说明:本技术 换挡装置 (Gear shifting device ) 是由 陈漫 马彪 郑长松 王亮 于 2020-05-22 设计创作,主要内容包括:本发明涉及车辆技术领域,尤其涉及一种换挡装置,该换挡装置包括支座、换挡轴、换挡杆和角度传感器;换挡杆设于换挡轴,换挡轴与支座转动相连,支座装设有通过换挡杆的摆动运动触发的第一微动开关和第二微动开关,换挡轴与角度传感器相连接,第一微动开关、第二微动开关以及角度传感器分别与变速箱的控制器电性连接。本发明提供的换挡装置。本发明提供的换挡装置结构可靠、强度高,适用于高速非道路车辆的恶劣工况;具有旋转自动控制和摆动控制切换的功能,同时保证了整个换挡装置的结构紧凑;利用角度传感器检测挡位,不仅可以提高换挡的准确度,也可以减少机械零部件的数量,进而大幅减小换挡装置的轴向尺寸并提高其使用寿命。(The invention relates to the technical field of vehicles, in particular to a gear shifting device, which comprises a support, a gear shifting shaft, a gear shifting rod and an angle sensor, wherein the support is fixedly connected with the gear shifting shaft; the gear shift shaft is located to the gear shift pole, and the gear shift shaft rotates with the support and links to each other, and the first micro-gap switch and the second micro-gap switch that the swing motion that passes through the gear shift pole triggered are installed to the support, and the gear shift shaft is connected with angle sensor, first micro-gap switch, second micro-gap switch and angle sensor respectively with the controller electric connection of gearbox. The invention provides a gear shifting device. The gear shifting device provided by the invention has the advantages of reliable structure and high strength, and is suitable for severe working conditions of high-speed non-road vehicles; the automatic gear shifting device has the functions of automatic rotation control and swing control switching, and simultaneously ensures the compact structure of the whole gear shifting device; utilize angle sensor to detect and keep off the position, not only can improve the degree of accuracy of shifting, also can reduce the quantity of mechanical parts, and then reduce gearshift's axial dimension by a wide margin and improve its life.)
1. A gear shifting device is characterized by comprising a support, a gear shifting shaft, a gear shifting rod and an angle sensor; the gear shifting device comprises a gear shifting rod, a support, a first microswitch and a second microswitch, wherein the gear shifting rod is arranged on the gear shifting shaft, the gear shifting shaft is rotatably arranged on the support, the support is provided with the first microswitch and the second microswitch which are triggered by the swinging motion of the gear shifting rod, the gear shifting shaft is connected with an angle sensor, and the first microswitch, the second microswitch and the angle sensor are respectively and electrically connected with a controller of a gearbox.
2. The gearshift device of claim 1, wherein said shift shaft is rotatably mounted to a mounting bracket, said mounting bracket being rotatably mounted to said support by a lever shaft having an axis perpendicular to an axis of said shift shaft, said support being provided with a third microswitch that is activated by a swinging motion of said mounting bracket.
3. The shifter of claim 2, wherein a gear plate is coupled to the carrier, the gear plate including a shift slot; the gear shifting groove is provided with a plurality of limiting columns, the limiting columns are used for dividing the gear shifting groove into a first gear shifting area and a second gear shifting area which are parallel along the axis direction of the gear shifting shaft, the first gear shifting area is used for limiting the gear shifting rod to rotate the gear shifting shaft so as to trigger the motion of the angle sensor, and the second gear shifting area is used for limiting the swinging motion of the gear shifting rod which triggers the first micro switch and the second micro switch.
4. The shifter of claim 2 further comprising a gear detent lever slidably disposed on the shift lever and a detent portion disposed on the mounting bracket, the shift lever being provided with a return spring for providing the gear detent lever with a driving force to extend out of the shift shaft to cooperate with the detent portion and a lifting mechanism for lifting the gear detent lever to disengage from the detent portion.
5. The gearshift device of claim 4, wherein the positioning portion is a groove formed in the mounting bracket, the gear lock lever is provided with a spring connecting end and a positioning end, the spring connecting end is used for being connected with the return spring, the positioning end is used for being matched with the groove, the gear lock lever is arranged in the gear shift lever, and the axis of the gear lock lever is parallel to the axis of the gear shift lever.
6. The gearshift device according to claim 4, wherein the lift mechanism includes a shift lever rotatably provided to the shift lever through a shift lever shaft, the shift lever shaft is provided at a middle portion of the shift lever, the shift lever includes a pressing drive end and a lifting portion, the pressing drive end and the lifting portion are respectively located at both sides of the shift lever shaft, and the lifting portion is provided with a curved surface that is engaged with the shift lock lever, and the curved surface is configured to provide a driving force for the shift lock lever to disengage from the positioning portion.
7. The gearshift device of claim 2, further comprising a gear lock plate and a spring loaded detent assembly disposed on the mounting bracket, the gear lock plate being coupled to the gearshift lever and the gear lock plate having a first curved locking surface that mates with the spring loaded detent assembly.
8. The shifter of claim 7, wherein the resilient positioning assembly includes a spring plate and a roller disposed on the spring plate via a roller shaft, the roller engaging the first curved locking surface, the spring plate being secured to the mounting bracket.
9. A gear change device according to any one of claims 2 to 8, wherein the carrier is provided with a second detent curve, the mounting bracket being provided with a resilient hold-down means, the second detent curve cooperating with the resilient hold-down means;
the second locking curved surface comprises a first positioning groove, and the position of the gear shifting lever corresponding to the matching of the first positioning groove and the elastic pressing device enables the gear shifting lever to trigger the third microswitch; and/or the presence of a gas in the gas,
and the position of the gear shifting lever corresponding to the second positioning groove matched with the elastic pressing device can ensure that the gear shifting lever does not trigger the third microswitch.
10. The gearshift device according to any one of claims 1 to 8, wherein the carrier is provided with a bottom plate provided with a threaded hole for attachment to a vehicle body.
Technical Field
The invention relates to the technical field of vehicles, in particular to a gear shifting device.
Background
The prior armored vehicles mostly adopt automatic gear shifting gearboxes, and the gear shifting can be completed by pushing a gear shifting lever during gear shifting, however, the rotary gear switch is easy to wear in use, poor in contact and poor in service life. The observation window of the prior armored vehicle is arranged right above the cockpit, and when a vehicle power system is in a running state, people in the vehicle can extend out of the vehicle for observation or can step on a gear lever in the process of entering and exiting the cockpit from the observation window, so that the gear of the vehicle is unnecessarily changed. In addition, when the manual-automatic transmission is used in a vehicle, the handle needs to have a function of switching between an automatic gear and a manual gear.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
The invention provides a gear shifting device which comprises a support, a gear shifting shaft, a gear shifting rod and an angle sensor, wherein the support is fixedly connected with the gear shifting shaft; the gear shifting device comprises a gear shifting rod, a support, a first microswitch and a second microswitch, wherein the gear shifting rod is arranged on the gear shifting shaft, the gear shifting shaft is rotatably arranged on the support, the support is provided with the first microswitch and the second microswitch which are triggered by the swinging motion of the gear shifting rod, the gear shifting shaft is connected with an angle sensor, and the first microswitch, the second microswitch and the angle sensor are respectively and electrically connected with a controller of a gearbox.
In one embodiment, the shift shaft is rotatably mounted to a mounting bracket, the mounting bracket being rotatably mounted to the support via a lever shaft, the axis of the lever shaft being perpendicular to the axis of the shift shaft, the support being provided with a third microswitch which is activated by a swinging movement of the mounting bracket.
In one embodiment, a gear plate is connected with the support, and the gear plate comprises a gear shifting groove; the gear shifting groove is provided with a plurality of limiting columns, the limiting columns are used for dividing the gear shifting groove into a first gear shifting area and a second gear shifting area which are parallel along the axis direction of the gear shifting shaft, the first gear shifting area is used for limiting the gear shifting rod to rotate the gear shifting shaft so as to trigger the motion of the angle sensor, and the second gear shifting area is used for limiting the swinging motion of the gear shifting rod which triggers the first micro switch and the second micro switch.
In one embodiment, the shifting apparatus further comprises a shift lock lever slidably provided to the shift lever and a positioning portion provided to the mounting bracket, the shift lever being provided with a return spring for providing the shift lock lever with a driving force to extend the shift lever out of the shift shaft to cooperate with the positioning portion, and a lifting mechanism for lifting the shift lock lever to disengage from the positioning portion.
In one embodiment, the positioning portion is a groove formed in the mounting bracket, the gear locking lever is provided with a spring connecting end and a positioning end, the spring connecting end is used for being connected with the return spring, the positioning end is used for being matched with the groove, the gear locking lever is arranged in the gear shifting lever, and the axis of the gear locking lever is parallel to the axis of the gear shifting lever.
In one embodiment, the lifting mechanism includes a lever rotatably disposed on the shift lever through a lever shaft, the lever shaft is disposed in a middle of the lever, the lever includes a pressing driving end and a lifting portion, the pressing driving end and the lifting portion are respectively disposed on two sides of the lever shaft, and the lifting portion is provided with a curved surface matched with the gear locking lever, and the curved surface is used for providing a driving force for the gear locking lever to disengage from the positioning portion.
In one embodiment, the gear shifting device further comprises a gear locking disc and an elastic positioning assembly arranged on the mounting frame, the gear locking disc is connected with the gear shifting rod, the gear locking disc is provided with a first locking curved surface, and the first locking curved surface is matched with the elastic positioning assembly.
In one embodiment, the elastic positioning assembly comprises a spring plate and a roller arranged on the spring plate through a roller shaft, the roller is matched with the first locking curved surface, and the spring plate is fixed on the mounting frame.
In one embodiment, the support is provided with a second locking curved surface, the mounting frame is provided with an elastic pressing device, and the second locking curved surface is matched with the elastic pressing device;
the second locking curved surface comprises a first positioning groove, and the position of the gear shifting lever corresponding to the matching of the first positioning groove and the elastic pressing device enables the gear shifting lever to trigger the third microswitch; and/or the presence of a gas in the gas,
and the position of the gear shifting lever corresponding to the second positioning groove matched with the elastic pressing device can ensure that the gear shifting lever does not trigger the third microswitch.
In one embodiment, the support is provided with a bottom plate, and the bottom plate is provided with a threaded hole for connecting the vehicle body.
The invention has the beneficial effects that: the gear shifting device provided by the invention has the advantages of reliable structure and high strength, and is suitable for severe working conditions of high-speed non-road vehicles; the automatic gear shifting device has the functions of automatic rotation control and swing control switching, and simultaneously ensures the compact structure of the whole gear shifting device; utilize angle sensor to detect and keep off the position, not only can improve the degree of accuracy of shifting, also can reduce the quantity of mechanical parts, and then reduce gearshift's axial dimension by a wide margin and improve its life.
Drawings
FIG. 1 is a schematic structural view of a shifting apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a gear locking plate according to an embodiment of the present invention;
FIG. 3 is a schematic view of the mounting position of an angle sensor according to an embodiment of the present invention;
FIG. 4 is a schematic view of the installation position of the stopper rod shaft of the embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an elastic positioning assembly according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of an elastic pressing device according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a retainer plate according to an embodiment of the present invention;
FIG. 8 is a front view of a base plate of an embodiment of the present invention;
FIG. 9 is a top view of a base plate of an embodiment of the present invention;
FIG. 10 is a sectional view A-A of FIG. 9;
description of reference numerals: 1. a shifting device; 2. a stop plate; 3. a support; 4. a base plate; 41. a second locking curved surface; 42. a threaded hole; 5. a gear locking plate; 51. a first locking curved surface; 6. positioning a plate; 7. a shift lever; 8. a shift shaft; 9. a sensor housing; 10. a sensor; 11. a sensor holder; 12. a stop lever shaft support; 13. a stopper rod shaft; 14. a controller; 15. a stud; 16. an elastic positioning assembly; 161. a spring plate; 162. a roller; 163. a roller shaft; 17. a microswitch bracket; 18. a clamp spring; 19. a mounting frame; 20. an elastic pressing device; 201. plugging by screwing; 202. a compression spring; 203. a top pillar; 211. a first shift zone; 212. a second shift zone; 213. a limiting column; 23. a first microswitch; 24. a second microswitch; 25. a third microswitch; 26. a gear locking lever; 27. a
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
As shown in fig. 1 to 10, the present invention provides a shifting
The
In one embodiment, the shift shaft 8 is rotatably mounted on a mounting
In one embodiment, the
In one embodiment, the support 3 is connected with a
In one embodiment, the gear shift lever 7 further comprises a
In one embodiment, the positioning portion is a groove provided on the mounting
In one embodiment, the lifting mechanism includes a
In one embodiment, the
In one embodiment, the
In one embodiment, the support 3 is provided with a second locking curved surface 41, the mounting
In one embodiment, the elastic
In one embodiment, the second curved locking surface 41 has an "inverted M" shape, and comprises a first detent and a second detent, the second detent corresponding to the position of the shift lever of the resilient pressing means 20, so that the shift lever does not activate the third microswitch 25 (i.e. the
In one embodiment, the second locking curved surface 41 is provided on two projections of the
In one embodiment, the bottom of the support 3 is provided with a threaded quick-release structure; specifically, the support 3 is arranged on the
In one embodiment, the lifting mechanism comprises a
In one embodiment, the
In one embodiment, a
When the manual swing gear shifting mode is switched, the
In one embodiment, the
In one embodiment, the whole
In one embodiment, the
Although the invention has been described in detail hereinabove with respect to a general description and specific embodiments thereof, it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
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