CN117469377A - Cantilever type torque-increasing transmission device - Google Patents

Cantilever type torque-increasing transmission device Download PDF

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Publication number
CN117469377A
CN117469377A CN202311593095.8A CN202311593095A CN117469377A CN 117469377 A CN117469377 A CN 117469377A CN 202311593095 A CN202311593095 A CN 202311593095A CN 117469377 A CN117469377 A CN 117469377A
Authority
CN
China
Prior art keywords
gear
sliding
transmission
sleeve
output shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311593095.8A
Other languages
Chinese (zh)
Inventor
周友国
吴志清
张安东
马强
邓雨薇
王世彬
付卫芳
谭超
王旭
毛昌猴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Tiema Gearbox Co ltd
Original Assignee
Chongqing Tiema Gearbox Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Tiema Gearbox Co ltd filed Critical Chongqing Tiema Gearbox Co ltd
Priority to CN202311593095.8A priority Critical patent/CN117469377A/en
Publication of CN117469377A publication Critical patent/CN117469377A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • 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
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • 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
    • 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
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • 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
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H57/082—Planet carriers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/02—Selector apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/18—Preventing unintentional or unsafe shift, e.g. preventing manual shift from highest gear to reverse gear
    • 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
    • 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
    • F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)

Abstract

The invention provides a cantilever type torque-increasing transmission device which comprises a shell, an output shaft, a planetary gear transmission assembly, a gear pair and a gear shifting assembly, wherein an input shaft is rotatably arranged in the shell; the output shaft is rotatably arranged in the shell, a transmission gear is arranged on the output shaft, and a sliding connection gear sleeve is arranged at the outer side of the transmission gear in a sliding manner; the planetary row transmission assembly is in transmission connection with the output shaft; the two pairs of gear pairs are respectively provided with a high gear and a low gear, and respectively comprise a driving gear and a driven gear which are meshed with each other, the driving gear is arranged on the input shaft, the driven gear is rotationally sleeved on the output shaft, the two driven gears are respectively positioned on two sides of the transmission gear, and the driven gear is provided with a sliding gear hub; the gear shifting assembly can drive the sliding connection gear sleeve to translate bidirectionally, so that the sliding connection gear sleeve can be respectively in butt joint with the two sliding connection gear hubs. The invention has the characteristics of high power density, high bearing capacity and compact integrated structure, and the good characteristics of speed change and torque increase provide good power support for the passing running or engineering operation of the amphibious vehicle.

Description

Cantilever type torque-increasing transmission device
Technical Field
The invention relates to the technical field of transmission devices, in particular to a cantilever type torque increasing transmission device.
Background
Along with the continuous improvement of economy and technology, the application of amphibious transportation and engineering operation vehicles is more and more extensive, the muddy shore-based working condition provides higher requirements on the dynamic performance of the heavy amphibious tracked vehicle, the current general amphibious tracked vehicle has a narrow speed ratio range, the dynamic performance of the vehicle under the muddy working condition is insufficient, and a high-speed-ratio and high-torque transmission device is needed to solve the dynamic performance problem of the tracked amphibious vehicle.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a cantilever type torque-increasing transmission device which has a wider speed ratio range, enlarges the power torque of a vehicle and solves the problem of insufficient power performance of an amphibious transmission device.
The aim of the invention is achieved by the following technical scheme:
the invention provides a cantilever type torque increasing transmission device, which comprises:
the shell is internally provided with an input shaft in a rotating way, and one end of the input shaft penetrates out of the shell;
the output shaft is rotatably arranged in the shell, a transmission gear is arranged on the output shaft, and a sliding connection tooth sleeve meshed with the transmission gear is arranged on the outer side of the transmission gear in a sliding manner;
the planetary gear set transmission assembly is in transmission connection with the output shaft and transmits power outwards;
the gear pair is respectively provided with a high gear and a low gear, and comprises a driving gear and a driven gear which are meshed with each other, the driving gear is fixedly arranged on an input shaft, the driven gear is rotatably sleeved on an output shaft, the driven gears of the two pairs of gear pairs are respectively positioned on two sides of a transmission gear, and one sides of the two driven gears, which are close to the transmission gear, are respectively provided with a sliding gear hub matched with a sliding gear sleeve; and
And the gear shifting assembly can drive the sliding connection gear sleeve to translate bidirectionally so that the sliding connection gear sleeve can be respectively in butt joint with the two sliding connection gear hubs.
Further, the planet row transmission assembly comprises a gear ring, a planet frame and a sun gear, wherein the gear ring is fixedly arranged in the shell and is coaxial with the output shaft, a plurality of planet gears which can rotate and are meshed with the gear ring are uniformly distributed on the circumference of one side of the planet frame, a shaft body penetrating out of the shell is arranged on the other side of the planet frame, and the sun gear is arranged at one end of the output shaft and is meshed with each planet gear.
Further, the gear shifting assembly comprises a cylinder and a shifting fork shaft, a piston is slidably arranged in the cylinder, air holes are respectively formed in two ends of the cylinder, which are located on a sliding path of the piston, one end of the shifting fork shaft is slidably inserted into the cylinder and connected with the piston, the other end of the shifting fork shaft is located outside the cylinder and provided with a laterally extending shifting fork, and the extending end of the shifting fork is movably butted with the sliding tooth sleeve.
Further, an outer sliding groove is formed in the outer side of the sliding connection tooth sleeve, and the extending end of the shifting fork is movably inserted into the outer sliding groove.
Furthermore, both sides of the inner tooth surface of the sliding connection tooth sleeve and one side of the outer tooth surface of the sliding connection tooth hub, which is close to the sliding connection tooth sleeve, are provided with meshing guide surfaces.
Furthermore, the inner tooth surface of the sliding connection tooth sleeve and the outer tooth surface of the sliding connection tooth hub are both provided with locking inverted conical surfaces.
Further, a boss is arranged on one side, close to the transmission gear, of the driven gear, connecting external teeth are arranged on the outer side of the boss in a surrounding mode, connecting internal teeth are arranged on the inner side of the sliding connection gear hub in a surrounding mode, the sliding connection gear hub is connected with the boss through the connecting internal teeth and the connecting external teeth, and gaps are reserved between the connecting internal teeth and the connecting external teeth.
As can be seen from the above technical scheme, the invention provides a kind of cantilever type torque-increasing transmission device:
1. the power is transmitted to the planetary gear set transmission assembly through the input shaft by the low-gear pair or the high-gear pair, and finally the power is transmitted to the wheel edge of the vehicle through the planetary frame, so that the amphibious special vehicle has the driving and engineering operation capacity under the water, land and water working conditions. Through the gear pair structure of two gears and the two-stage speed reduction structure of the planetary gear transmission assembly, the transmission device can obtain larger transmission, and more proper working condition selection is provided for the whole vehicle;
2. the cantilever floating support structure of the output shaft and the planetary frame simplifies the structure of the transmission device, improves the uniform load coefficient of gears of the planetary transmission assembly and prolongs the service life of the planetary transmission assembly;
3. the gear of the inner tooth surface of the sliding connection gear sleeve and the gear of the outer tooth surface of the sliding connection gear hub are provided with locking inverted conical surfaces, a floating connection structure is formed by a gap between the connection inner tooth of the sliding connection gear hub and the connection outer tooth of the driven gear boss, when the transmission gear is shifted, the meshing guide surface of the inner tooth surface of the sliding connection gear sleeve is attached to the meshing guide surface of the outer tooth surface of the sliding connection gear hub, the sliding connection gear hub and the boss are in floating installation, the sliding connection gear hub can be retracted reversely under the action of the meshing guide surface, the sliding connection gear sleeve can be easily shifted, and the gear ejection problem in the gear switching process is well solved through the gear shifting structure design.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described. Throughout the drawings, the elements or portions are not necessarily drawn to actual scale.
FIG. 1 is a schematic diagram of a cantilever type torque converter according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a gear shifting assembly according to an embodiment of a cantilever type torque converter according to the present invention;
FIG. 3 is a schematic view of a sliding tooth sleeve and a sliding tooth hub according to an embodiment of a cantilever type torque converter according to the present invention;
FIG. 4 is a schematic diagram of a floating installation structure of a sliding gear hub and a driven gear in an embodiment of a cantilever type torque converter according to the present invention;
reference numerals:
a housing 1, an input shaft 11;
the output shaft 2, the transmission gear 21, the sliding connection gear sleeve 22, the outer sliding groove 221, the meshing guide surface 222 and the locking inverted conical surface 223;
the planetary gear set comprises a planetary gear set transmission assembly 3, a gear ring 31, a planetary frame 32, planetary gears 321, a shaft body 322 and a sun gear 33;
the gear pair 4, the driving gear 41, the driven gear 42, the boss 421, the connecting external teeth 422, the sliding contact gear hub 43 and the connecting internal teeth 431;
shift unit 5, cylinder 51, piston 511, air hole 512, fork shaft 52, fork 521.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1 to 4, the cantilever type torque-increasing transmission device provided in this embodiment includes a housing 1, an output shaft 2, a planetary gear set transmission assembly 3, a gear pair 4 and a gear shift assembly 5.
Referring to fig. 1, an input shaft 11 is rotatably mounted in a housing 1, the input shaft 11 is supported in the housing 1 by a bearing, and one end of the input shaft 11 extends out of the housing 1 to be externally connected with a driving device.
The output shaft 2 is rotatably mounted in the housing 1 through a bearing, a transmission gear 21 is provided on the output shaft 2, a sliding contact gear sleeve 22 engaged with the transmission gear 21 is slidably mounted on the outer side of the transmission gear 21, and the sliding contact gear sleeve 22 can slide along the axial direction of the output shaft 2.
The planetary gear set 3 is in driving connection with the output shaft 2 and transmits power outwards.
Specifically, the planetary gear set 3 includes a gear ring 31, a planetary frame 32 and a sun gear 33, the gear ring 31 is fixedly installed in the housing 1 and is coaxial with the output shaft 2, the planetary frame 32 is rotatably installed in the housing 1 through a bearing and is coaxial with the output shaft 2, a plurality of planetary gears 321 which are rotatable and meshed with the gear ring 31 are uniformly distributed on one side circumference of the planetary frame 32, a shaft body 322 penetrating through the housing 1 is arranged on the other side, and the sun gear 33 is installed at one end of the output shaft 2 and meshed with each planetary gear 321.
The two pairs of gear pairs 4 respectively have high and low gears and respectively comprise a driving gear 41 and a driven gear 42 which are meshed with each other, the driving gear 41 is fixedly arranged on the input shaft 11, the driven gear 42 is rotatably sleeved on the output shaft 2, the driven gears 42 of the two pairs of gear pairs 4 are respectively positioned on two sides of the transmission gear 21, and a slip-connection gear hub 43 matched with the slip-connection gear sleeve 22 is arranged on one side of the two driven gears 42, which is close to the transmission gear 21.
The power is transmitted to the planetary gear set transmission assembly 3 through the input shaft 2 by the low-gear pair 4 or the high-gear pair 4, and finally the power is transmitted to the wheel edge of the vehicle by the planetary frame 32, so that the amphibious special vehicle has the driving and engineering operation capability under the water, land and water working conditions. Through the gear pair 4 structure of two gears and the two-stage speed reduction structure of the planetary gear set transmission assembly 3, the transmission device can obtain larger transmission, and more proper working condition selection is provided for the whole vehicle.
As shown in fig. 3, in an embodiment, both sides of the inner tooth surface of the sliding contact gear sleeve 22 and one side of the outer tooth surface of the sliding contact gear hub 43, which is close to the sliding contact gear sleeve 22, are provided with engagement guide surfaces 222, and the engagement guide surfaces 222 are specifically annular inclined surfaces disposed around both sides of the inner tooth surface of the sliding contact gear sleeve 22 and one side of the outer tooth surface of the sliding contact gear hub 43.
Further, the inner tooth surface of the sliding tooth sleeve 22 and the outer tooth surface of the sliding tooth hub 43 are both provided with locking inverted conical surfaces 223, specifically, the locking inverted conical surfaces 223 gradually incline inward with the engagement guiding surface 222 as a starting point, so that the tooth surfaces on both sides of each corresponding tooth are gradually inclined inward from the engagement guiding surface 222, wherein the sliding tooth sleeve 22 is respectively abutted with the two sliding tooth hubs 43, so that the sliding tooth sleeve 22 has two locking inverted conical surfaces 223 symmetrically arranged, and the two locking inverted conical surfaces 223 are inclined inward toward each other.
As shown in fig. 4, preferably, a boss 421 is disposed on one side of the driven gear 42 near the transmission gear 21, a connecting external tooth 422 is disposed around the outer side of the boss 421, a connecting internal tooth 431 is disposed around the inner side of the sliding-contact gear hub 43, the sliding-contact gear hub 43 and the boss 421 are connected with the connecting external tooth 422 through the connecting internal tooth 431, a gap is formed between the connecting internal tooth 431 and the connecting external tooth 422, a floating connection structure is formed, when the transmission gear is shifted, the meshing guide surface 222 of the inner tooth surface of the sliding-contact gear sleeve 22 is attached to the meshing guide surface 222 of the outer tooth surface of the sliding-contact gear hub 43, and the sliding-contact gear hub 43 and the boss 421 are in floating installation, the sliding-contact gear hub 43 can return in the opposite direction under the force of the meshing guide surface 222, the sliding-contact gear sleeve 22 can be easily shifted, and the gear-shifting structure is designed to well solve the top tooth problem in the gear shifting process.
Referring to fig. 2, the shift assembly 5 is capable of driving the sliding gear sleeve 22 to translate bi-directionally so that the sliding gear sleeve 22 can interface with two sliding gear hubs 43, respectively.
Specifically, the gear shifting assembly 5 includes a cylinder 51 and a shift rod 52, the cylinder 51 is integrated on the housing 1, a piston 511 is slidably disposed in the cylinder 51, air holes 512 are respectively disposed at two ends of a sliding path of the cylinder 51, the two air holes 512 are respectively high-gear and low-gear shift control air inlet holes, the piston 511 can move left and right in the cylinder 51 under air pressure control, one end of the shift rod 52 slides into the cylinder 51 and is connected with the piston 511, the other end is located outside the cylinder 51 and is provided with a laterally extending shift fork 521, and an extending end of the shift fork 521 is movably abutted with the slip joint gear sleeve 22.
Further, an outer sliding groove 221 is provided on the outer side of the sliding tooth sleeve 22, and an extension end of the shifting fork 521 is movably inserted into the outer sliding groove 221.
When the vehicle runs under good road conditions or works in ordinary engineering, compressed air can enter through the air holes 512 of the air cylinder 51 corresponding to the high grade under the pushing of the air source of the vehicle, the piston 511 drives the shifting fork shaft 52 and the shifting fork 521 to push the sliding connection gear sleeve 22 to move towards the sliding connection gear hub 43 corresponding to the high grade under the action of air pressure, and the transmission device is hung on the high grade; similarly, when the air hole 512 of the air cylinder 51 corresponding to the low gear enters compressed air, the piston 511 drives the shifting fork shaft 52 and the shifting fork 521 to push the sliding tooth sleeve 22 to move towards the sliding tooth hub 43 corresponding to the low gear under the action of air pressure, and the transmission device is hung on the low gear, so that the vehicle obtains greater power support and can run or work under muddy road conditions.
The cantilever type torque-increasing transmission device has the characteristics of high power density, high bearing capacity and compact integrated structure, is suitable for being applied to the field of amphibious special vehicles or the field of heavy engineering vehicles, enables the amphibious special vehicles to have the driving and engineering operation capacities under the working conditions of water, land and water, and provides good power support for the driving or engineering operation of the amphibious vehicles due to good speed changing and torque increasing characteristics. According to the driving intention, a driver can put the transmission device on a low gear or a high gear through the control of the whole vehicle air source, so that the requirements of passing driving or engineering operation of the vehicle are met.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting thereof; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the claims and description.

Claims (7)

1. A cantilevered torque converter transmission comprising:
the shell is internally provided with an input shaft in a rotating way, and one end of the input shaft penetrates out of the shell;
the output shaft is rotatably arranged in the shell, a transmission gear is arranged on the output shaft, and a sliding connection tooth sleeve meshed with the transmission gear is arranged on the outer side of the transmission gear in a sliding manner;
the planetary gear set transmission assembly is in transmission connection with the output shaft and transmits power outwards;
the gear pair is respectively provided with a high gear and a low gear, and comprises a driving gear and a driven gear which are meshed with each other, the driving gear is fixedly arranged on an input shaft, the driven gear is rotatably sleeved on an output shaft, the driven gears of the two pairs of gear pairs are respectively positioned on two sides of a transmission gear, and one sides of the two driven gears, which are close to the transmission gear, are respectively provided with a sliding gear hub matched with a sliding gear sleeve; and
And the gear shifting assembly can drive the sliding connection gear sleeve to translate bidirectionally so that the sliding connection gear sleeve can be respectively in butt joint with the two sliding connection gear hubs.
2. The cantilever type torque-up transmission device according to claim 1, wherein the planetary gear transmission assembly comprises a gear ring, a planetary frame and a sun gear, the gear ring is fixedly arranged in the shell and is coaxial with the output shaft, a plurality of planetary gears which can rotate and are meshed with the gear ring are uniformly distributed on the circumference of one side of the planetary frame, a shaft body penetrating out of the shell is arranged on the other side of the planetary frame, and the sun gear is arranged at one end of the output shaft and meshed with each planetary gear.
3. The cantilever type torque-up transmission device according to claim 1, wherein the gear shifting assembly comprises a cylinder and a shifting fork shaft, a piston is slidably arranged in the cylinder, air holes are respectively formed in two ends of the cylinder, which are located on a sliding path of the piston, one end of the shifting fork shaft penetrates into the cylinder in a sliding mode and is connected with the piston, the other end of the shifting fork shaft is located outside the cylinder and is provided with a laterally extending shifting fork, and the extending end of the shifting fork is movably butted with the sliding tooth sleeve.
4. A cantilever type torque up transmission according to claim 3, wherein an outer chute is provided on the outer side of the slip joint gear sleeve, and the extension end of the fork is movably inserted into the outer chute.
5. The cantilever type torque up transmission device according to claim 1, wherein the two sides of the inner tooth surface of the sliding tooth sleeve and the side of the outer tooth surface of the sliding tooth hub, which is close to the sliding tooth sleeve, are both provided with engagement guide surfaces.
6. The cantilever type torque up transmission device according to claim 1, wherein the inner tooth surface of the sliding connection tooth sleeve and the outer tooth surface of the sliding connection tooth hub are both provided with locking inverted conical surfaces.
7. The cantilever type torque-up transmission device according to claim 1, wherein a boss is arranged on one side of the driven gear, which is close to the transmission gear, connection external teeth are arranged on the outer side of the boss in a surrounding manner, connection internal teeth are arranged on the inner side of the sliding connection gear hub in a surrounding manner, the sliding connection gear hub is connected with the boss through the connection internal teeth and the connection external teeth, and a gap is reserved between the connection internal teeth and the connection external teeth.
CN202311593095.8A 2023-11-27 2023-11-27 Cantilever type torque-increasing transmission device Pending CN117469377A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311593095.8A CN117469377A (en) 2023-11-27 2023-11-27 Cantilever type torque-increasing transmission device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311593095.8A CN117469377A (en) 2023-11-27 2023-11-27 Cantilever type torque-increasing transmission device

Publications (1)

Publication Number Publication Date
CN117469377A true CN117469377A (en) 2024-01-30

Family

ID=89623942

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311593095.8A Pending CN117469377A (en) 2023-11-27 2023-11-27 Cantilever type torque-increasing transmission device

Country Status (1)

Country Link
CN (1) CN117469377A (en)

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