CN113915315A - Three-gear full-automatic transmission for electric automobile - Google Patents
Three-gear full-automatic transmission for electric automobile Download PDFInfo
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- CN113915315A CN113915315A CN202111184535.5A CN202111184535A CN113915315A CN 113915315 A CN113915315 A CN 113915315A CN 202111184535 A CN202111184535 A CN 202111184535A CN 113915315 A CN113915315 A CN 113915315A
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- locking
- sliding
- rear cover
- driving mechanism
- plates
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 230000002457 bidirectional effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009194 climbing Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
- F16H2057/02047—Automatic transmissions
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention provides a three-gear full-automatic transmission for an electric automobile, which comprises a shell and a rear cover, wherein the rear cover is positioned on the right side of the shell and is attached to the shell, clamping columns are fixedly arranged at four corners of the right side of the shell, clamping grooves are formed in the clamping columns, the rear cover is movably sleeved and arranged on the outer sides of the four clamping columns, a quick locking mechanism is attached to the right side of the rear cover, a driving mechanism is arranged on the quick locking mechanism, and a knob in the driving mechanism drives a bidirectional screw rod in the driving mechanism to synchronously rotate when rotating. The invention can conveniently complete the assembly and disassembly of the shell and the rear cover, effectively reduce the assembly difficulty of the shell and the rear cover and improve the assembly efficiency of the shell and the rear cover, and is more convenient for practical use.
Description
Technical Field
The invention relates to the technical field of electric automobiles, in particular to a three-gear full-automatic transmission for an electric automobile.
Background
An automatic transmission is a set of transmission devices for coordinating the rotation speed of an electric motor with the actual running speed of wheels, so that the electric motor can exert the best performance. In the running process of the automobile, the transmission can generate different gear ratios between the motor and wheels, the motor works in the best power performance state on a climbing flat road by shifting gears, and the overload protection effect is realized on the motor and a control circuit. The development trend of the transmission is more and more complex, the automation degree is higher and higher, and the automatic transmission is the mainstream in the future.
The invention patent of patent application publication No. CN 106763543B discloses a wire control three-gear automatic transmission of an electric automobile. The input gear is arranged on the input shaft and is in constant mesh with the first-gear input gear and the second-gear input gear; the first-gear input gear is fixedly connected with a first-gear driven internal spline hub with side teeth; the gear shifting control of the wire-controlled three-gear automatic transmission of the electric automobile is realized by controlling the connection and the disconnection of the first-gear friction-by-wire and meshing transmission connection device and the second-gear and third-gear wire-controlled centrifugal ball arm connection devices. The invention has the advantages of large transmission torque, high rotating speed, no impact in the jointing process, smooth gear shifting, low running energy consumption and the like.
However, the device still has some defects in actual use, and what is more obvious is that when the transmission rear cover is connected with the transmission shell, the transmission rear cover is mainly fixed by matching bolts with screw holes, so that when the transmission rear cover is actually connected, the transmission rear cover and the transmission shell need to be attached at first, then through holes in the transmission rear cover are aligned with the screw holes in the transmission shell, finally, four bolts penetrate through the four through holes respectively and are inserted into the screw holes, then the four bolts are rotated successively, the installation can be completed, and the device is more cumbersome to operate and is inconvenient in actual use.
Therefore, it is necessary to provide a three-speed fully automatic transmission for an electric vehicle to solve the above problems.
Disclosure of Invention
In view of the above technical problems, an object of the present invention is to provide a three-gear full automatic transmission for an electric vehicle, which has a simple structure, can conveniently and quickly complete the assembly and disassembly of a casing and a rear cover, effectively reduce the assembly difficulty of the casing and the rear cover, improve the assembly efficiency of the casing and the rear cover, and is more convenient in practical use.
In order to achieve the above object, the present invention provides a three-gear full automatic transmission for an electric vehicle, comprising a housing and a rear cover, the rear cover is positioned at the right side of the shell and is jointed with the shell, the four corners at the right side of the shell are all fixedly provided with clamping columns, the clamping columns are provided with clamping grooves, the rear cover is movably sleeved outside the four clamping columns, the right side of the rear cover is provided with a quick locking mechanism in a laminating way, the quick locking mechanism is provided with a driving mechanism, a knob in the driving mechanism drives a bidirectional screw rod in the driving mechanism to synchronously rotate when rotating, so that the two sliding plates in the driving mechanism are close to or far away from each other, at the moment, the two sliding plates respectively drive the two connecting rods in the driving mechanism to be close to or far away from each other through the two sliding blocks in the driving mechanism, and then draw and drag two lockplates among the swift locking mechanical system respectively, and then make the locking square groove inner wall among the swift locking mechanical system enter into the draw-in groove inboard or by the inboard roll-off of draw-in groove.
Preferably, the quick-lock mechanism comprises a locking plate, a locking square groove, a guide rod and a wire guide sleeve.
Preferably, the number of the locking plates is two, the number of the locking square grooves is four, and the four locking square grooves are respectively arranged at two ends of the two locking plates.
Preferably, the number of the guide rods is two, the two guide rods are respectively and fixedly arranged on the inner sides of the two locking plates, and the wire guide sleeve is arranged on the outer sides of the two guide rods in a sliding sleeved mode and is fixedly connected with the rear cover.
Preferably, the driving mechanism comprises a connecting sleeve, a connecting rod, a sliding groove, a sliding block, a sliding plate, a two-way screw and a knob.
Preferably, the connecting rods are provided with two, the two connecting rods are respectively and fixedly arranged on the inner sides of the two locking plates, and the connecting sleeve is arranged on the outer sides of the two connecting rods in a sliding sleeved mode.
Preferably, the spout is seted up in the connecting tube back, slider and slide all are provided with two, two the slider all slides and sets up in the spout inboard, and respectively with two connecting rod fixed connection, two the slide respectively with two slider fixed connection.
Preferably, the two-way screw rod runs through two slide boards and two slide boards all with two-way screw rod threaded connection, the knob is fixed to be set up in two-way screw rod tip.
The invention has the technical effects and advantages that:
the invention is provided with the quick locking mechanism and the driving mechanism, so that when the shell and the rear cover need to be assembled, the rear cover is firstly sleeved on the outer sides of the four clamping columns, the back cover is sleeved and simultaneously the quick locking mechanism synchronously completes the sleeving, a technician can rotate the knob at the moment, the knob drives the bidirectional screw rod to synchronously rotate when rotating, thereby enabling the two sliding plates to approach each other, the two sliding plates drive the two connecting rods to approach each other through the two sliding blocks respectively, thereby respectively pulling the two locking plates, further leading the inner wall of the locking square groove to enter the inner side of the clamping groove, compared with the same type of devices in the prior art, the fixing device can conveniently complete the assembly and disassembly of the shell and the rear cover, effectively reduces the assembly difficulty of the shell and the rear cover, improves the assembly efficiency of the shell and the rear cover, and is more convenient to use in practice.
Drawings
FIG. 1 is a schematic overall side view of the present invention.
Fig. 2 is an overall rear view structure diagram of the present invention.
FIG. 3 is a rear view of the quick lock mechanism of the present invention.
FIG. 4 is a schematic view of a clip structure according to the present invention.
Fig. 5 is a rear view of the driving mechanism of the present invention.
In the figure: 1. a housing; 2. a rear cover; 3. clamping the column; 31. a card slot; 4. a quick locking mechanism; 41. a locking plate; 42. locking the square groove; 43. a guide bar; 44. a wire guide sleeve; 5. a drive mechanism; 51. connecting a sleeve; 52. a connecting rod; 53. a chute; 54. a slider; 55. a slide plate; 56. a bidirectional screw; 57. a knob.
Detailed Description
The invention provides a three-gear full-automatic transmission for an electric automobile, which is described in detail below with reference to fig. 1 to 5.
As shown in fig. 1-5, the three-gear full automatic transmission for an electric vehicle of the present invention includes a housing 1 and a rear cover 2, the rear cover 2 is located at the right side of the housing 1 and is attached to the housing 1, four corners of the right side of the housing 1 are fixedly provided with a clip post 3, the clip post 3 is provided with a clip slot 31, the rear cover 2 is movably sleeved outside the four clip posts 3, the right side of the rear cover 2 is attached to a quick locking mechanism 4, the quick locking mechanism 4 is provided with a driving mechanism 5, a knob 57 in the driving mechanism 5 rotates to drive a bidirectional screw 56 in the driving mechanism 5 to synchronously rotate, so as to make two sliding plates 55 in the driving mechanism 5 approach or separate from each other, at this time, the two sliding plates 55 respectively drive two connecting rods 52 in the driving mechanism 5 to approach or separate from each other through two sliding blocks 54 in the driving mechanism 5, so as to respectively draw two locking plates 41 in the quick locking mechanism 4, so that the inner wall of the square locking groove 42 in the quick locking mechanism 4 enters the inside of the slot 31 or slides out from the inside of the slot 31.
As shown in fig. 3, the quick lock mechanism 4 includes a lock plate 41, a lock square groove 42, a guide bar 43, and a wire guide 44.
More specifically, locking plate 41 is provided with two, locking square groove 42 is provided with four, four locking square groove 42 sets up respectively in two locking plate 41 both ends, guide bar 43 is provided with two, two guide bar 43 is fixed respectively and sets up in two locking plate 41 inboards, wire casing 44 slides to cup joint and sets up in two guide bar 43 outsides and with back lid 2 fixed connection.
As shown in fig. 5, the driving mechanism 5 includes a connecting sleeve 51, a connecting rod 52, a slide groove 53, a slider 54, a slide plate 55, a bidirectional screw 56, and a knob 57.
More specifically, two connecting rods 52 are provided, two connecting rods 52 are respectively fixedly provided at the inner sides of the two locking plates 41, the connecting sleeve 51 is slidably sleeved at the outer sides of the two connecting rods 52, the sliding groove 53 is provided at the back of the connecting sleeve 51, two sliding blocks 54 and two sliding plates 55 are provided, two sliding blocks 54 are respectively slidably provided at the inner side of the sliding groove 53 and are respectively fixedly connected with the two connecting rods 52, two sliding plates 55 are respectively fixedly connected with the two sliding blocks 54, the two-way screw 56 penetrates through the two sliding plates 55, the two sliding plates 55 are both in threaded connection with the two-way screw 56, the knob 57 is fixedly provided at the end of the two-way screw 56, so that a technician can rotate the knob 57, the two-way screw 56 is driven to synchronously rotate when the knob 57 rotates, the two sliding plates 55 are further moved close to each other, at this time, the two sliding plates 55 respectively drive the two connecting rods 52 to move close to each other through the two sliding blocks 54, the two lock plates 41 are pulled, and the inner walls of the square lock grooves 42 are inserted into the inside of the locking grooves 31, thereby completing the fixation.
The working principle of the invention is briefly described below with reference to fig. 1 to 5 in conjunction with the description of the above-mentioned structural features:
in the actual use process, when the shell 1 and the rear cover 2 need to be assembled, the rear cover 2 is firstly sleeved on the outer sides of the four clamping columns 3, and the quick locking mechanism 4 synchronously completes the sleeving while the rear cover 2 is sleeved;
at this moment, a technician can rotate the knob 57, the knob 57 drives the bidirectional screw 56 to synchronously rotate when rotating, so that the two sliding plates 55 are close to each other, at this moment, the two sliding plates 55 respectively drive the two connecting rods 52 to be close to each other through the two sliders 54, and then the two locking plates 41 are respectively pulled, so that the inner wall of the locking square groove 42 enters the inner side of the clamping groove 31, and thus fixation is completed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The utility model provides a three grades of full-automatic derailleurs for electric automobile, includes casing (1) and back lid (2), back lid (2) are located casing (1) right side and laminate its characterized in that with casing (1): clamping columns (3) are fixedly arranged at four corners of the right side of the shell (1), clamping grooves (31) are formed in the clamping columns (3), the rear cover (2) is movably sleeved on the outer sides of the four clamping columns (3), and a quick locking mechanism (4) is arranged on the right side of the rear cover (2) in a fit mode;
the quick locking mechanism (4) is provided with a driving mechanism (5), a knob (57) in the driving mechanism (5) drives a two-way screw (56) in the driving mechanism (5) to synchronously rotate when rotating, so that two sliding plates (55) in the driving mechanism (5) are close to or far away from each other, at the moment, the two sliding plates (55) respectively drive two connecting rods (52) in the driving mechanism (5) to be close to or far away from each other through two sliding blocks (54) in the driving mechanism (5), so that two locking plates (41) in the quick locking mechanism (4) are respectively pulled, and further, the inner wall of a locking square groove (42) in the quick locking mechanism (4) enters the inner side of a clamping groove (31) or slides out of the inner side of the clamping groove (31).
2. The three-speed fully automatic transmission for electric vehicles according to claim 1, characterized in that the quick-lock mechanism (4) comprises a locking plate (41), a locking square groove (42), a guide bar (43) and a wire guide sleeve (44);
the locking plate (41) is provided with two, the locking square groove (42) is provided with four, and four locking square grooves (42) are respectively arranged at two ends of the two locking plates (41).
3. The three-gear full automatic transmission for electric vehicles according to claim 2, wherein there are two guide rods (43), the two guide rods (43) are respectively and fixedly arranged inside the two locking plates (41), and the wire guide sleeve (44) is slidably sleeved outside the two guide rods (43) and fixedly connected with the rear cover (2).
4. The three-speed fully automatic transmission for electric vehicles according to claim 3, characterized in that said drive mechanism (5) comprises a connecting sleeve (51), a connecting rod (52), a runner (53), a slider (54), a sliding plate (55), a two-way screw (56) and a knob (57);
the connecting rods (52) are arranged in two numbers, the two connecting rods (52) are respectively and fixedly arranged on the inner sides of the two locking plates (41), and the connecting sleeve (51) is arranged on the outer sides of the two connecting rods (52) in a sliding sleeved mode.
5. The three-gear full automatic transmission for electric vehicles according to claim 4, wherein the sliding groove (53) is opened at the back of the connecting sleeve (51), two sliding blocks (54) and two sliding plates (55) are provided, two sliding blocks (54) are slidably provided at the inner side of the sliding groove (53) and are respectively fixedly connected with the two connecting rods (52), and two sliding plates (55) are respectively fixedly connected with the two sliding blocks (54).
6. The three-speed fully automatic transmission for electric vehicles according to claim 5, characterized in that said two-way screw (56) passes through two sliding plates (55) and both sliding plates (55) are in threaded connection with the two-way screw (56), said knob (57) being fixedly arranged at the end of the two-way screw (56).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111184535.5A CN113915315A (en) | 2021-10-12 | 2021-10-12 | Three-gear full-automatic transmission for electric automobile |
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CN202111184535.5A CN113915315A (en) | 2021-10-12 | 2021-10-12 | Three-gear full-automatic transmission for electric automobile |
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CN113915315A true CN113915315A (en) | 2022-01-11 |
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CN202111184535.5A Pending CN113915315A (en) | 2021-10-12 | 2021-10-12 | Three-gear full-automatic transmission for electric automobile |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101498351A (en) * | 2008-01-29 | 2009-08-05 | 六安江淮汽车齿轮制造有限公司 | Gear shifter for automobile |
DE102010053010A1 (en) * | 2010-12-02 | 2012-06-06 | Sew-Eurodrive Gmbh & Co. Kg | Gearbox cover and gearbox |
US20160173665A1 (en) * | 2013-05-31 | 2016-06-16 | Kathrein-Werke Kg | Modular adjusting device, in particular for rf devices |
CN110406437A (en) * | 2019-08-19 | 2019-11-05 | 江苏安用座椅科技有限公司 | A kind of adjusting retaining mechanism of child safety seat installation and assembling, application method |
-
2021
- 2021-10-12 CN CN202111184535.5A patent/CN113915315A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101498351A (en) * | 2008-01-29 | 2009-08-05 | 六安江淮汽车齿轮制造有限公司 | Gear shifter for automobile |
DE102010053010A1 (en) * | 2010-12-02 | 2012-06-06 | Sew-Eurodrive Gmbh & Co. Kg | Gearbox cover and gearbox |
US20160173665A1 (en) * | 2013-05-31 | 2016-06-16 | Kathrein-Werke Kg | Modular adjusting device, in particular for rf devices |
CN110406437A (en) * | 2019-08-19 | 2019-11-05 | 江苏安用座椅科技有限公司 | A kind of adjusting retaining mechanism of child safety seat installation and assembling, application method |
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