CN213117434U - Transfer case indication gear shifting device - Google Patents
Transfer case indication gear shifting device Download PDFInfo
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- CN213117434U CN213117434U CN202021425668.8U CN202021425668U CN213117434U CN 213117434 U CN213117434 U CN 213117434U CN 202021425668 U CN202021425668 U CN 202021425668U CN 213117434 U CN213117434 U CN 213117434U
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Abstract
The transfer case indication gear shifting device comprises a transfer case body, a gear shifting shaft, a pneumatic control assembly and a gear shifting indicator lamp assembly, wherein the gear shifting shaft is arranged in the transfer case body, the middle part of the gear shifting shaft is fixedly provided with a gear shifting fork, the pneumatic control assembly is arranged on the transfer case body and used for controlling axial movement of the gear shifting shaft to realize gear shifting of the gear shifting fork, the gear shifting indicator lamp assembly is used for indicating a gear state, one end of the gear shifting shaft is in piston type sealing fit with the pneumatic control assembly and axially moves along with control of the pneumatic control assembly, and the gear shifting indicator lamp assembly is arranged at the end part of the gear shifting shaft and changes a light state along with axial movement of the. The utility model discloses a thereby the motion control of selector shaft one end realizes the axial motion of selector shaft and makes the shift fork motion of shifting to shift, and the operation controllability of selector shaft is higher, and it is more reliable to shift the execution.
Description
Technical Field
The utility model relates to a transfer case instructs gearshift belongs to transfer case technical field that shifts.
Background
At present, a transfer case is used as a part for realizing the main functions of a four-wheel drive system, and a gear shifting mechanism adopted by the transfer case mainly comprises a gear shifting rocker arm, a flexible shaft pull wire type, a gear shifting rocker arm and a hard rod connection type and a pure motor drive type. A traditional 'gear shifting rocker arm + flexible shaft or hard rod' operating system is a gear shifting mechanism adopted by most transfer cases. However, the gear shift mechanism is relatively complex, and an operating handle is required to be arranged in a cab, and a gear shift lever system is required to be arranged on a chassis. The technical complexity, poor matching, easy generation of gear shift rod shaking, large gear shift force, gear shift clamping stagnation and the like.
SUMMERY OF THE UTILITY MODEL
The utility model provides a shifter is instructed to transfer case thereby realizes the axial motion of selector shaft through the motion control of selector shaft one end and makes the shift fork motion of shifting shift and shift, and the operation controllability of selector shaft is higher, and it is more reliable to shift gears the execution. The gear shifting self-locking and pneumatic control devices are arranged at two ends of the gear shifting shaft respectively and are independent from each other, so that the mutual interference is avoided, and the structural reliability of the whole device is improved.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the transfer case indication gear shifting device comprises a transfer case body, a gear shifting shaft, a pneumatic control assembly and a gear shifting indicator lamp assembly, wherein the gear shifting shaft is arranged in the transfer case body, the middle part of the gear shifting shaft is fixedly provided with a gear shifting fork, the pneumatic control assembly is arranged on the transfer case body and used for controlling axial movement of the gear shifting shaft to realize gear shifting of the gear shifting fork, the gear shifting indicator lamp assembly is used for indicating a gear state, one end of the gear shifting shaft is in piston type sealing fit with the pneumatic control assembly and axially moves along with control of the pneumatic control assembly, and the gear shifting indicator lamp assembly is arranged at the end part of the gear shifting shaft and changes a light state along with axial movement of the.
Preferably, the pneumatic control assembly is arranged on the left side of the transfer case body, the left turbulence of the gear shifting shaft extends into the pneumatic control assembly and is in piston type sealing fit with the pneumatic control assembly, the right side of the transfer case body is provided with a guide cylinder, the right end of the gear shifting shaft extends into the guide cylinder in a guiding fit mode, and the guide cylinder is provided with a gear shifting self-locking piece which is matched with the gear shifting shaft and used for positioning the gear shifting shaft.
Preferably, the pneumatic control assembly comprises a cylinder arranged on the left side of the transfer case body and an air faucet arranged on the cylinder and communicated with the cylinder, and the left end of the gear shifting shaft is in piston type sealing fit with the inner wall of the cylinder.
Preferably, the cylinder constitute by the main aspects cylinder body and the tip cylinder body that is located main aspects cylinder body right side and with main aspects cylinder body integrated into one piece, the internal diameter of main aspects cylinder body is greater than the internal diameter of tip cylinder body, form the annular step face of transition between main aspects cylinder body and tip cylinder body, be equipped with on the selector shaft with the main aspects cylinder body inner wall sealing contact complex piston one and with tip cylinder body inner wall sealing contact complex piston two, the quantity of air cock is three, the air current passageway of an air cock lets in the right side of piston two, the air current passageway of an air cock lets in between piston two and the piston one, the air current passageway of another air cock lets in the left side of piston one.
Preferably, the first piston is T-shaped, the left end of the first piston is a large-diameter end, the first piston can be limited to move continuously rightwards when the left end of the first piston is in contact with the annular step surface, the first piston is of a hollow structure, a third piston is installed in an inner cavity of the first piston, the third piston is fixed on the gear shifting shaft and is in sealing contact fit with the inner wall of the first piston, the right end of the third piston is fixedly connected with the second piston, the second piston is fixed with the gear shifting shaft, and the third piston can pull the first piston to move rightwards in the large-end cylinder body.
Preferably, the piston III is T-shaped, the left end of the piston III is a large-diameter end, the left end of the piston III is in sealing contact with the inner wall of the piston I, the right end of the piston III extends out of the piston I and is fixed with the piston II, the right end of the piston I is provided with an inner flange which is correspondingly matched with the left end of the piston III, and the left end of the piston III is in contact with the inner flange to pull the piston I to move rightwards in the large-end cylinder body.
Preferably, the gear shifting indicator lamp assembly comprises a low gear signal indicator lamp for indicating that a gear shifting fork on the gear shifting shaft is in a low gear position, a neutral signal indicator lamp for indicating that the gear shifting fork on the gear shifting shaft is in a neutral position and a high gear signal indicator lamp for indicating that the gear shifting fork on the gear shifting shaft is in a high gear position, the low gear signal indicator lamp is arranged on the pneumatic control assembly and is in a light-on state when in contact with the gear shifting left end face and is in a light-off state when not in contact with the gear shifting left end face, and the neutral signal indicator lamp and the high gear signal indicator lamp are respectively arranged on the guide cylinder and are in the light-on state when in contact with the gear shifting left end face and are in the light-off state when not in contact with the.
Preferably, the low-gear signal indicator lamp is arranged along the axial direction, the signal switch of the low-gear signal indicator lamp extends into the pneumatic control assembly, the neutral-gear signal indicator lamp is arranged along the radial direction, the high-gear signal indicator lamp is positioned on the right side of the neutral-gear signal indicator lamp, radial pits corresponding to the neutral-gear signal indicator lamp are formed in the outer wall of the gear shifting shaft, the number of the radial pits is two, the radial pits are distributed at intervals along the axial direction, the neutral-gear signal indicator lamp is positioned between the two radial pits when the gear shifting fork is in the neutral position, the signal switch of the gear shifting fork is in contact with the outer wall of the gear shifting shaft, and the high-gear signal indicator lamp is not; the signal switch of the high-gear signal indicator lamp is in contact with the gear shifting shaft when the gear shifting fork is in a high gear, and the signal switch of the neutral signal indicator lamp is positioned in the radial pit and is not in contact with the outer wall of the gear shifting shaft.
The utility model has the advantages that:
1. the utility model discloses a gearshift is instructed to transfer case, thereby the axial motion that realizes the axial motion of selector shaft promptly through the motion control of selector shaft one end and along with the control of pneumatic control subassembly and axial motion in the sealed cooperation of selector shaft one end and pneumatic control subassembly piston makes the shift fork motion of shifting shift, and the operation controllability of selector shaft is higher, and the execution of shifting is more reliable.
2. The other end and the direction cylinder direction cooperation of selector shaft, the motion to selector shaft is led, guarantee the direction uniformity of the in-process selector shaft of shifting, the auto-lock spare of shifting is adorned on the guide cylinder, auto-lock and pneumatic control that will shift promptly set up respectively at the both ends of selector shaft, mutual independence mutual noninterference, improve the structural reliability of whole device, set up three piston and three air cock in pneumatic control subassembly, the three piston motion of air admission and exhaust control through three air cock, make selector shaft motion realize low, empty, the high three gear shift in proper order of keeping off the position, pneumatic control's reliability is higher, improve the reliability of the execution of shifting.
3. Low gear signal indicator lamp contacts with the gear shifting shaft left end face in the gear shifting indicator lamp subassembly, indicate the demonstration to gear shifting fork low gear, high gear signal indicator lamp and gear shifting shaft right-hand member contact, indicate the demonstration to gear shifting fork high gear, neutral signal indicator lamp changes the contact state with the gear shifting shaft outer wall through the setting of radial pit, realize the instruction demonstration to gear shifting fork neutral gear, every keeps off the position and all shows corresponding pilot lamp, strong indicatedness, change in discernment judgement.
Drawings
Fig. 1 is a schematic diagram of a shift indicator shifting apparatus in a low range state according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the transfer case indicating shifting device in a neutral state.
Fig. 3 is a schematic structural diagram of the transfer case indicating the shifting apparatus in the high gear state.
Detailed Description
The following describes embodiments of the present invention in detail with reference to fig. 1 to 3.
The transfer case indication gear shifting device comprises a transfer case body 1, a gear shifting shaft 2 which is arranged in the transfer case body 1 and is fixedly provided with a gear shifting fork at the middle part, a pneumatic control assembly 3 which is arranged on the transfer case body 1 and is used for controlling the axial movement of the gear shifting shaft 2 to realize the gear shifting of the gear shifting fork, and a gear shifting indicator lamp assembly 4 used for indicating the gear state, and is characterized in that one end of the gear shifting shaft 2 is in piston type sealing fit with the pneumatic control assembly 3 and axially moves along with the control of the pneumatic control assembly 3, and the gear shifting indicator lamp assembly 4 is arranged at the end part of the gear shifting shaft 2 and changes the light state along with the axial movement of the gear shifting shaft 2 so as to indicate the gear of the gear.
Above transfer case instruct gearshift, 2 one end of selector shaft and 3 piston sealing cooperations of pneumatic control subassembly and along with the control of pneumatic control subassembly 2 and axial motion, thereby realize the axial motion of selector shaft through the motion control of 2 one ends of selector shaft promptly and make the shift fork motion of shifting and shift gears, the operation controllability of selector shaft 2 is higher, it is more reliable to shift gears the execution.
The pneumatic control assembly 3 is arranged on the left side of the transfer case body 1, the left turbulence of the gear shifting shaft 2 extends into the pneumatic control assembly 3 and is in piston type sealing fit with the pneumatic control assembly 3, the guide cylinder 5 is arranged on the right side of the transfer case body 1, the right end of the gear shifting shaft 2 extends into the guide cylinder 5 in a guiding fit mode, and the guide cylinder 5 is provided with a gear shifting self-locking piece 6 which is matched with the gear shifting shaft 2 and used for positioning the gear shifting shaft 2. The other end of the gear shifting shaft 2 is in guiding fit with the guide cylinder 5 to guide the movement of the gear shifting shaft 2, the direction consistency of the gear shifting shaft 2 in the gear shifting process is guaranteed, the gear shifting self-locking piece 6 is arranged on the guide cylinder, namely, the gear shifting self-locking piece and the pneumatic control piece are respectively arranged at two ends of the gear shifting shaft, mutual independence and mutual noninterference are achieved, and the structural reliability of the whole device is improved.
The pneumatic control assembly 3 comprises a cylinder 31 arranged on the left side of the transfer case body 1 and an air tap 32 arranged on the cylinder 31 and communicated with the cylinder 31, and the left end of the gear shifting shaft 2 is in piston type sealing fit with the inner wall of the cylinder 31. Air cock 32 and cylinder 31 UNICOM, through the air admission of control air cock 32 or exhaust steerable shift shaft 2 left end in the speed of motion and direction in cylinder 31 to realize the axial motion of shift shaft 2, with the drive shift fork axial motion, realize shifting gears.
The air cylinder 31 consists of a large-end cylinder body 31.1 and a small-end cylinder body 31.2 which is positioned on the right side of the large-end cylinder body 31.1 and is integrally formed with the large-end cylinder body 31.1, the inner diameter of the large-end cylinder body 31.1 is larger than that of the small-end cylinder body 31.2, a transitional annular step surface 31.3 is formed between the large-end cylinder body 31.1 and the small-end cylinder body 31.2, a first piston 21 in sealing contact fit with the inner wall of the large-end cylinder body 1 and a second piston 22 in sealing contact fit with the inner wall of the small-end cylinder body 1 are arranged on the gear shifting shaft 2, the number of the air nozzles 32 is three, an air flow channel of one air nozzle 32 is communicated with the right side of the second piston 22, an air flow channel of one air nozzle 32 is communicated between the second piston 22 and the first.
The first piston 21 is T-shaped, the left end of the first piston 21 is a large-diameter end, the first piston 21 can be limited to move rightwards continuously when the left end of the first piston 21 is in contact with the annular step surface 31.3, the first piston 21 is of a hollow structure, a third piston 23 is installed in an inner cavity of the first piston 21, the third piston 23 is fixed on the gear shifting shaft 2 and is in sealing contact fit with the inner wall of the first piston 21, the right end of the third piston 23 is fixedly connected with a second piston 22, the second piston is fixed with the gear shifting shaft, and the third piston 23 can pull the first piston 21 to move rightwards in the large-end cylinder 31.1.
The piston III 23 is T-shaped, the left end of the piston III is a large-diameter end, the left end of the piston III 23 is in sealing contact with the inner wall of the piston I21, the right end of the piston III extends out of the piston I21 and is fixed with the piston II 22, the right end of the piston I21 is provided with an inner flange 21.1 which is correspondingly matched with the left end of the piston III 23, and the left end of the piston III 23 is in contact with the inner flange 21.1 to pull the piston I21 to move rightwards in the large-end cylinder 31.1.
As can be seen from the drawing, when the air flow channel leads to the air tap 32 on the right side of the piston two 22 for air intake and the other two air taps exhaust, the air pressure in the chamber of the small end cylinder 31.2 on the right side of the piston two 22 increases, which pushes the shift shaft 2 to move leftwards, the left end surface of the shift shaft 2 abuts against the inner wall on the left side of the air cylinder 31, and at this time, the shift fork on the shift shaft is matched with the low gear to be in the low gear, as shown in fig. 1. When the air flow channel is communicated with the air tap 32 between the second piston 22 and the first piston 21 for air intake, and the other two air taps exhaust, the pressure between the first piston 21 and the cylinder body of the second piston 22 is increased, the second piston 22 is pushed to move rightwards, namely, the shift shaft 2 moves rightwards, the left end surface of the shift shaft can be separated from the inner wall of the left side of the cylinder 31, the third piston 23 is pulled by the second piston 22 to move leftwards synchronously, so that the left end of the third piston is contacted with the inner flange 21.1, at the moment, the right end surface of the shift shaft cannot be contacted with the inner side surface of the guide cylinder 6, and the shift fork on the shift shaft cannot be matched with the low gear or matched with the high gear to be in a neutral. When the air flow passage is communicated with the air tap 32 on the left side of the piston I21 for air intake and the other two air taps 32 for air exhaust, the pressure in the inner cavity of the piston I21 is increased, and the gear shifting shaft 2 is pushed to continue moving rightward until the right end surface of the gear shifting shaft 2 is contacted with the inner side surface of the guide cylinder 6, and at the moment, the shifting shaft on the gear shifting shaft 2 is matched with the high-gear to be in a high gear position, as shown in fig. 3. Set up three piston and three air cock in pneumatic control subassembly 3, through the three piston motion of the admission and exhaust control of three air cock, make the gear shift axle motion realize shifting gears in proper order of low, empty, high three fender position, pneumatic control's reliability is higher, improves the reliability of shifting gears and carries out.
The gear shifting indicator lamp assembly 4 comprises a low gear signal indicator lamp 41 for indicating that a gear shifting fork on the gear shifting shaft 2 is in a low gear position, a neutral signal indicator lamp 42 for indicating that the gear shifting fork on the gear shifting shaft 2 is in a neutral position and a high gear signal indicator lamp 43 for indicating that the gear shifting fork on the gear shifting shaft 2 is in a high gear position, wherein the low gear signal indicator lamp 41 is arranged on the pneumatic control assembly 3 and is in a light-on state when in contact with the left end face of the gear shifting shaft 2 and is in a light-off state when not in contact, and the neutral signal indicator lamp 42 and the high gear signal indicator lamp 43 are respectively arranged on the guide cylinder 5 and are in the light-on state when in contact with the gear shifting shaft and are in the light-off state when not in contact.
The low-gear signal indicating lamp 41 is arranged along the axial direction, a signal switch of the low-gear signal indicating lamp extends into the pneumatic control assembly 3, the neutral signal indicating lamp 42 is arranged along the radial direction, the high-gear signal indicating lamp 43 is positioned on the right side of the neutral signal indicating lamp 42, radial pits 24 corresponding to the neutral signal indicating lamp 42 are formed in the outer wall of the gear shifting shaft 2, the number of the radial pits 24 is two, the radial pits are distributed at intervals along the axial direction, the neutral signal indicating lamp 42 is positioned between the two radial pits 24 when the gear shifting fork is in the neutral position, the signal switch of the neutral signal indicating lamp is in contact with the outer wall of the gear shifting shaft 2, and the high-gear signal indicating lamp 43 is not in contact with the gear shifting; when the shifting fork is in a high gear, a signal switch of the high gear signal indicator lamp 43 is in contact with the shifting shaft 2, and a signal switch of the neutral signal indicator lamp 42 is positioned in the radial concave pit 24 and is not in contact with the outer wall of the shifting shaft 2.
The shift fork of shifting on the gear shift axle 2 is in the low gear axle in fig. 1, and the signal switch of low gear signal indicator 41 is pressed by the gear shift axle 2 left surface, is in the bright light state, and high gear signal indicator 43 and neutral gear signal indicator 42 all do not keep off contact department with the gear shift axle, are in the state of putting out the light, and the suggestion shift fork of shifting is in low gear. In fig. 2, the signal switch of the neutral signal indicator 42 is pressed by the outer wall of the gear shifting shaft 2 and is in a light-on state, the high-gear signal indicator 43 and the low-gear signal indicator 41 are not in contact with the gear shifting shaft, and are in a light-off state, and the shifting fork is prompted to be in a neutral position. In fig. 3, the signal switch of the high-gear signal indicator lamp 43 is pressed by the outer wall of the gear shifting shaft 2 and is in a light-on state, the low-gear signal indicator lamp 41 and the neutral signal indicator lamp 42 are not in contact with the gear shifting shaft, and are in a light-off state, so as to prompt that the gear shifting fork is in a high gear. Low gear signal indicator lamp contacts with the gear shifting shaft left end face in the gear shifting indicator lamp subassembly, indicate the demonstration to gear shifting fork low gear, high gear signal indicator lamp and gear shifting shaft right-hand member contact, indicate the demonstration to gear shifting fork high gear, neutral signal indicator lamp changes the contact state with the gear shifting shaft outer wall through the setting of radial pit, realize the instruction demonstration to gear shifting fork neutral gear, every keeps off the position and all shows corresponding pilot lamp, strong indicatedness, change in discernment judgement.
The technical solutions of the embodiments of the present invention are completely described above with reference to the accompanying drawings, and it should be noted that the described embodiments are only some embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Claims (8)
1. Transfer case instructs gearshift, including transfer case box (1), dress in transfer case box (1) and the middle part is fixed with shift shaft (2) of the shift fork, dress be used for controlling shift shaft (2) axial motion on transfer case box (1) and realize pneumatic control subassembly (3) that the shift fork shifted and be used for instructing the pilot lamp subassembly (4) of shifting of keeping off the position state, its characterized in that shift shaft (2) one end and pneumatic control subassembly (3) piston seal fit in and along with the control of pneumatic control subassembly (3) and axial motion, shift pilot lamp subassembly (4) set up shift shaft (2) tip along with the axial motion of shift shaft (2) and change the bright state of lamp in order to instruct the position of the shift fork on shift shaft (2).
2. The transfer case shift indicating device according to claim 1, characterized in that the pneumatic control assembly (3) is arranged on the left side of the transfer case body (1), the left end of the shift shaft (2) extends into the pneumatic control assembly (3) and is in piston type sealing fit with the pneumatic control assembly (3), the right side of the transfer case body (1) is provided with a guide cylinder (5), the right end of the shift shaft (2) is in guide fit with the guide cylinder (5), and the guide cylinder (5) is provided with a shift self-locking piece (6) which is matched with the shift shaft (2) for positioning the shift shaft (2).
3. The transfer case shift indicating device according to claim 2, wherein the pneumatic control assembly (3) includes a cylinder (31) mounted on the left side of the transfer case body (1) and a nozzle (32) mounted on the cylinder (31) and communicating with the cylinder (31), and the left end of the shift shaft (2) is piston-type sealed engaged with the inner wall of the cylinder (31).
4. The transfer case indicating gearshift device according to claim 3, wherein the cylinder (31) is composed of a large end cylinder (31.1) and a small end cylinder (31.2) located at the right side of the large end cylinder (31.1) and integrally formed with the large end cylinder (31.1), the large end cylinder (31.1) has an inner diameter larger than that of the small end cylinder (31.2), an annular step surface (31.3) is formed at the transition between the large end cylinder (31.1) and the small end cylinder (31.2), the shift shaft (2) is provided with a first piston (21) sealingly contacting and cooperating with the inner wall of the large end cylinder (31.1) and a second piston (22) sealingly contacting and cooperating with the inner wall of the small end cylinder (31.2), the number of the air nozzles (32) is three, an air flow passage of one air nozzle (32) opens into the right side of the second piston (22), an air flow passage of one air nozzle (32) opens into between the second piston (22) and the first piston (21), the air flow channel of the other air nozzle (32) is communicated to the left side of the first piston (21).
5. The transfer case indication shifting device according to claim 4, wherein the first piston (21) is T-shaped and has a large diameter at the left end, the first piston (21) is limited from moving further to the right when the left end of the first piston (21) contacts with the annular step surface (31.3), the first piston (21) is hollow, a third piston (23) is arranged in the inner cavity of the first piston (21), the third piston (23) is fixed on the shifting shaft (2) and is in sealing contact with the inner wall of the first piston (21), the right end of the third piston (23) is fixedly connected with the second piston (22), the second piston (22) is fixed with the shifting shaft (2), and the third piston (23) can pull the first piston (21) to move to the right in the large-end cylinder (31.1).
6. The transfer case indication shifting device according to claim 5, wherein the third piston (23) is T-shaped and has a large diameter at a left end, the left end of the third piston (23) is in sealing contact with the inner wall of the first piston (21), the right end of the third piston (23) extends out of the first piston (21) and is fixed with the second piston (22), the right end of the first piston (21) is provided with an inner flange (21.1) which is correspondingly matched with the left end of the third piston (23), and the left end of the third piston (23) is in contact with the inner flange (21.1) to pull the first piston (21) to move to the right in the large cylinder (31.1).
7. The transfer case indication gearshift device according to claim 2, wherein the shift indicator lamp assembly (4) comprises a low signal indicator lamp (41) for indicating a low position of a shift fork on the shift shaft (2), a neutral signal indicator lamp (42) for indicating a neutral position of the shift fork on the shift shaft (2), and a high signal indicator lamp (43) for indicating a high position of the shift fork on the shift shaft (2), the low signal indicator lamp (41) is mounted on the pneumatic control assembly (3) and is in a light-on state when in contact with a left end surface of the shift shaft (2) and in a light-off state when not in contact, and the neutral signal indicator lamp (42) and the high signal indicator lamp (43) are respectively mounted on the guide cylinder (5) and are in a light-on state when in contact with the shift and in a light-off state when not in contact.
8. The transfer case indication gearshift device according to claim 7, wherein the low signal indicator light (41) is axially arranged, the signal switches thereof protrude into the pneumatic control assembly (3), the neutral signal indicator light (42) is radially arranged, the high signal indicator light (43) is located at the right side of the neutral signal indicator light (42), and radial recesses (24) corresponding to the neutral signal indicator light (42) are formed in the outer wall of the shift shaft (2), the number of the radial recesses (24) is two and are axially spaced, the neutral signal indicator light (42) is located between the two radial recesses (24) when the shift fork is in the neutral position, the signal switches thereof are in contact with the outer wall of the shift shaft (2), and the high signal indicator light (43) is not in contact with the shift shaft (2); when the shifting fork is in a high gear, a signal switch of a high gear signal indicator lamp (43) is in contact with the shifting shaft (2), and a signal switch of a neutral signal indicator lamp (42) is positioned in the radial pit (24) and is not in contact with the outer wall of the shifting shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021425668.8U CN213117434U (en) | 2020-07-20 | 2020-07-20 | Transfer case indication gear shifting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021425668.8U CN213117434U (en) | 2020-07-20 | 2020-07-20 | Transfer case indication gear shifting device |
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| CN213117434U true CN213117434U (en) | 2021-05-04 |
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| CN202021425668.8U Active CN213117434U (en) | 2020-07-20 | 2020-07-20 | Transfer case indication gear shifting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060506A (en) * | 2021-10-29 | 2022-02-18 | 东风越野车有限公司 | Intelligent electric control pneumatic type transfer case operating mechanism and method |
| CN118640260A (en) * | 2024-08-15 | 2024-09-13 | 北京航空航天大学 | Transmission with high-low speed switching and four-wheel-drive switching functions |
-
2020
- 2020-07-20 CN CN202021425668.8U patent/CN213117434U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060506A (en) * | 2021-10-29 | 2022-02-18 | 东风越野车有限公司 | Intelligent electric control pneumatic type transfer case operating mechanism and method |
| CN118640260A (en) * | 2024-08-15 | 2024-09-13 | 北京航空航天大学 | Transmission with high-low speed switching and four-wheel-drive switching functions |
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