CN214331421U

CN214331421U - Transfer case for improving medium horsepower transmission capacity

Info

Publication number: CN214331421U
Application number: CN202022895703.9U
Authority: CN
Inventors: 曹建中; 王晓丹
Original assignee: Luoyang Fengshou Fenmeide Agricultural Machinery Equipment Co Ltd
Current assignee: Luoyang Fengshou Fenmeide Agricultural Machinery Equipment Co Ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-10-01
Anticipated expiration: 2030-12-07

Abstract

A transfer case for improving the medium horsepower transmission capacity relates to the technical field of tractor transmission equipment and comprises a case body and a base, wherein the bottom of the case body is open, the front side and the rear side of the inner wall of the case body are rotatably connected with an input shaft through bearings, the rear end of the input shaft extends to the rear side of the case body, the front end and the rear end of the circumferential surface of the input shaft are respectively and fixedly provided with a driving bevel gear II and a driving bevel gear I, the left side of the inner wall of the case body is rotatably connected with a transmission shaft II through bearings, and the transmission shaft II is perpendicular to the input shaft; the utility model discloses a drive bevel gear that sets up in the box one, drive bevel gear two, drive dog two, driven dog two, drive bevel gear one, driven dog one and drive dog one and poker rod one, poker rod two, electric telescopic handle two and electric telescopic handle one's mating reaction to this reaches and avoids the switching joint between the gear not closely influence transmission ability, and can the automatic operation switching the purpose.

Description

Transfer case for improving medium horsepower transmission capacity

Technical Field

The utility model belongs to the technical field of tractor transmission equipment technique and specifically relates to a horsepower transmission capacity's transfer case in promotion.

Background

With the continuous development of economy in China and the continuous change of science and technology, a tractor is used as a load transportation device, the science and technology of the tractor are continuously innovated, the transfer case is used as a necessary core accessory in the tractor, the transfer case is often connected with a gearbox of the tractor, the transfer case is used as a special accessory, the power of an engine is reasonably distributed according to actual conditions, the driving of a specific wheel shaft is realized, the phenomenon of untight meshing and clamping of gear switching is easy to occur when the existing transfer case is switched for a long time, the transmission capability of the existing transfer case is influenced, the service life of the device is also shortened, the existing transfer case needs manual operation for driving switching, the automatic switching cannot be performed, inconvenience is brought to a user, and in the long-term use process of the transfer case, impurities such as scrap iron and the like are easy to generate due to the friction and abrasion of the components such as gears and the like, not only influence the transmission capacity of transfer case, also be convenient for collect the clearance to current transfer case when the maintenance, needs wholly to dismantle, is not convenient for maintain.

Disclosure of Invention

In order to overcome not enough among the background art, the utility model aims at providing a transfer case of horsepower transmission capacity in promoting, the utility model discloses a drive bevel gear that sets up in the box one, drive bevel gear two, initiative tooth inlays two, driven tooth inlays two, drive bevel gear one, driven tooth inlays one and initiative tooth inlays one and poker rod one, poker rod two, the cooperation of electric telescopic handle two and electric telescopic handle one to this reaches the switching joint of avoiding between the gear and does not closely influence transmission capacity, and can automatic operation switch's purpose, through set up the detachable base in the bottom of box and set up the magnetic adsorption plate that can adsorb iron fillings on the base, reach the impurity such as collection iron fillings with this, and be convenient for the purpose of clearance and maintenance.

In order to realize the utility model aims at, the utility model adopts the following technical scheme:

a transfer case for improving medium horsepower transmission capacity comprises a case body and a base, wherein the bottom of the case body is provided with an opening, the front side and the rear side of the inner wall of the case body are rotatably connected with an input shaft through bearings, the rear end of the input shaft extends to the rear side of the case body, the front end and the rear end of the circumferential surface of the input shaft are respectively fixedly provided with a driving bevel gear II and a driving bevel gear I, the left side of the inner wall of the case body is rotatably connected with a transmission shaft II through bearings, the transmission shaft II is vertical to the input shaft, the left end of the transmission shaft II extends to the left side of the case body, the right end of the transmission shaft II is provided with a driving jaw II, the front side of the driving jaw II is correspondingly provided with a poke rod II, the left side of the driving bevel gear II is correspondingly engaged with a transmission bevel gear II, the left side of the transmission bevel gear II is provided with a driven jaw II corresponding to the driving jaw II, and the right side of the inner wall of the case body is rotatably connected with the transmission shaft I through bearings, the transmission shaft I is perpendicular to the input shaft, the right end of the transmission shaft I extends to the right side of the box body, a driving jaw I is arranged at the left end of the transmission shaft I, a poking rod I is correspondingly arranged on the front side of the driving jaw I, a transmission bevel gear I is correspondingly meshed with the right side of the driving bevel gear I, a driven jaw I corresponding to the driving jaw I is arranged on the right side of the transmission bevel gear I, a fixing plate is arranged in the middle of the front side of the box body, an electric telescopic rod II and an electric telescopic rod I are respectively arranged on the left side and the right side of the fixing plate, sliding grooves are respectively formed in the positions, located on the left side and the right side of the fixing plate, of the front ends of the poking rod II and the poking rod I respectively penetrate through the two sliding grooves to extend to the front side of the box body, the poking rod II and the poking rod I are respectively in sliding connection with the two sliding grooves, and the left end of the electric telescopic rod II is fixedly connected with the right side of the poking rod II, the right-hand member of electric telescopic handle one and the left side fixed connection of poker rod one, the four corners border of box upper surface all is equipped with the installation unit, the lower part in the box outside is equipped with fixed framework, the base is located the box under, be equipped with sealed unit between fixed framework's the bottom and the base upper surface, the position that the four corners of fixed framework upper surface is located the sealed unit outside all is equipped with fixed unit, the side of box is equipped with the PLC controller, PLC controller and external power source electric connection, electric telescopic handle two and electric telescopic handle one respectively with PLC controller electric connection.

The fixing unit comprises fixing bolt, nut and fixed orifices, fixing bolt's quantity is four, and four fixing bolt establish respectively in the through-hole in fixed framework upper surface four corners, the quantity of fixed orifices is four, and four fixed orifices should set up the four corners at the base upper surface, fixing bolt's bottom is passed the fixed orifices and is extended to the below of base, the supporting nut that is equipped with in fixing bolt's bottom.

The middle part of the upper surface of the base is provided with a magnetic adsorption plate.

And movable sealing plates are arranged on the outer sides of the second poking rod and the first poking rod, the two movable sealing plates correspond to the two sliding grooves respectively, and the movable sealing plates are made of magnetic materials such as magnetic rubber plates.

The sealing unit comprises annular sealing strip and annular seal groove, the bottom at fixed framework is established to the annular sealing strip, the upper surface at the base is seted up to the annular seal groove, annular sealing strip and annular seal groove correspond the joint.

The mounting unit comprises mounting panel and mounting hole, the quantity of mounting panel is four, and four mounting panels are established respectively at the four corners border of box upper surface, and the mounting hole has all been seted up to the upper surface of four mounting panels.

Since the technical scheme is used, the utility model discloses following beneficial effect has:

a transfer case of horsepower transmission ability in promotion, through the initiative bevel gear that sets up in the box one, initiative bevel gear two, initiative jaw two, passive jaw two, transmission bevel gear one, passive jaw one and initiative jaw one and poker rod one, poker rod two, the mating reaction of electric telescopic handle two and electric telescopic handle one, switching joint that can avoid between the gear does not closely influence transmission ability, and can automatic operation switch, through set up the detachable base in the bottom of box and set up the magnetic adsorption plate that can adsorb iron fillings on the base, be convenient for collect impurity such as iron fillings, and be convenient for clear up and maintain equipment.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the case of the present invention;

FIG. 3 is a schematic view of the bottom of the case of the present invention;

fig. 4 is a schematic structural view of the base of the present invention;

fig. 5 is a schematic structural diagram of an input shaft, a first transmission shaft and a second transmission shaft of the present invention;

fig. 6 is a schematic structural view of a first poke rod and a second poke rod of the present invention;

in the figure: 1. a base; 2. a PLC controller; 3. fixing the frame body; 4. a first transmission shaft; 5. a mounting unit; 51. mounting a plate; 52. mounting holes; 6. an input shaft; 7. a box body; 8. a second electric telescopic rod; 9. a fixing plate; 10. a first electric telescopic rod; 11. a chute; 12. a fixing unit; 121. fixing the bolt; 122. a nut; 123. a fixing hole; 13. a sealing unit; 131. an annular sealing strip; 132. an annular seal groove; 14. a magnetic adsorption plate; 15. a first driving bevel gear; 16. a second driving bevel gear; 17. a second transmission shaft; 18. a second driving jaw; 19. a second passive jaw; 20. a second transmission bevel gear; 21. a first transmission bevel gear; 22. a first passive jaw; 23. a first active jaw is embedded; 24. a movable sealing plate; 25. a first poke rod; 26. and a second poking rod.

Detailed Description

The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.

The transfer case for improving the medium horsepower transmission capability comprises a case body 7 and a base 1, wherein the bottom of the case body 7 is open, the front side and the rear side of the inner wall of the case body 7 are rotatably connected with an input shaft 6 through bearings, the rear end of the input shaft 6 extends to the rear side of the case body 7, the front end and the rear end of the circumferential surface of the input shaft 6 are respectively and fixedly provided with a driving bevel gear II 16 and a driving bevel gear I15, the left side of the inner wall of the case body 7 is rotatably connected with a transmission shaft II 17 through bearings, the transmission shaft II 17 is vertical to the input shaft 6, the left end of the transmission shaft II 17 extends to the left side of the case body 7, the right end of the transmission shaft II 17 is provided with a driving dog II 18, the front side of the driving dog II 18 is correspondingly provided with a poke rod II 26, the left side of the driving bevel gear II 16 is correspondingly engaged with a transmission bevel gear II 20, the left side of the transmission bevel gear II 20 is provided with a driven dog II 19 corresponding to the driving dog II 18, the right side of the inner wall of the box body 7 is rotatably connected with a first transmission shaft 4 through a bearing, the first transmission shaft 4 is perpendicular to the input shaft 6, the right end of the first transmission shaft 4 extends to the right side of the box body 7, the left end of the first transmission shaft 4 is provided with a first driving jaw 23, the front side of the first driving jaw 23 is correspondingly provided with a first poking rod 25, the right side of the first driving bevel gear 15 is correspondingly engaged with a first transmission bevel gear 21, the right side of the first transmission bevel gear 21 is provided with a first driven jaw 22 corresponding to the first driving jaw 23, the middle part of the front side of the box body 7 is provided with a fixed plate 9, the left side and the right side of the fixed plate 9 are respectively provided with a second electric telescopic rod 8 and a first electric telescopic rod 10, the positions of the front side of the box body 7, which are positioned at the left side and the right side of the fixed plate 9, are respectively provided with a sliding groove 11, and the front ends of the second poking rod 26 and the first poking rod 25 respectively penetrate through the two sliding grooves 11 and extend to the front side of the box body 7, the poke rod II 26 and the poke rod I25 are respectively connected with the two sliding grooves 11 in a sliding manner, the left end of the electric telescopic rod II 8 is fixedly connected with the right side of the poke rod II 26, the right end of the electric telescopic rod I10 is fixedly connected with the left side of the poke rod I25, the four corners of the upper surface of the box body 7 are respectively provided with an installation unit 5, the lower part of the outer side of the box body 7 is provided with a fixed frame body 3, the base 1 is positioned under the box body 7, a sealing unit 13 is arranged between the bottom of the fixed frame body 3 and the upper surface of the base 1, the positions of the four corners of the upper surface of the fixed frame body 3, which are positioned outside the sealing unit 13, are respectively provided with a fixed unit 12, the side surface of the box body 7 is provided with a PLC controller 2, the PLC controller 2 is electrically connected with an external power supply, and the electric telescopic rod II 8 and the electric telescopic rod I10 are respectively electrically connected with the PLC controller 2, the PLC controller 2 is used for controlling the shortening of the electric telescopic rod I10 to drive the poke rod I25 and the driving jaw I23 to move close to the transmission bevel gear I21, the driving jaw I23 and the driven jaw I22 are combined, at the moment, the transmission bevel gear II 20 and the transmission shaft II 17 are only movably sleeved, the input shaft 6 rotates to drive the transmission bevel gear I21 and the transmission shaft I4 to rotate, and further drive the front wheel to rotate, so that the front wheel is driven, under the state of front wheel driving, the PLC controller 2 is used for controlling the shortening of the electric telescopic rod II 8 to drive the poke rod II 26 and the driving jaw II 18 to move close to the transmission bevel gear II 20, and the driving jaw II 18 and the driven jaw II 19 are combined, at the moment, the input shaft 6 rotates to drive the transmission bevel gear I21 and the transmission shaft I4 as well as the transmission bevel gear II 20 and the transmission shaft II 17 to rotate, so that the front wheel and the rear wheel are driven to rotate, so that front and rear four-wheel driving is realized, under the four-wheel driving state, the PLC 2 controls the electric telescopic rod I10 to extend to drive the poke rod I25 and the driving jaw I23 to move away from the transmission bevel gear I21, the driving jaw I23 is separated from the driven jaw I22, at the moment, the transmission bevel gear I21 and the transmission shaft I4 are only movably sleeved, so that the rotation of the input shaft 6 only drives the transmission bevel gear II 20 and the transmission shaft II 17 to rotate, and further drives the rear wheel to rotate, and the rear wheel driving is realized.

Fixed unit 12 comprises fixing bolt 121, nut 122 and fixed orifices 123, fixing bolt 121's quantity is four, and four fixing bolt 121 establish respectively in the through-hole in fixed frame body 3 upper surface four corners, the quantity of fixed orifices 123 is four, and four fixed orifices 123 correspond the four corners of seting up at base 1 upper surface, fixing bolt 121's bottom is passed fixed orifices 123 and is extended to base 1's below, the supporting nut 122 that is equipped with in bottom of fixing bolt 121, and what fixing bolt 121 and nut 122 on through fixed frame body 3 can be convenient dismantles and installs base 1, does not need whole dismantlement, conveniently maintains and clears up equipment.

The middle part of base 1 upper surface is equipped with magnetic adsorption board 14, can adsorb impurity such as iron fillings through magnetic adsorption board 14.

The outer sides of the second poking rod 26 and the first poking rod 25 are provided with movable sealing plates 24, the two movable sealing plates 24 correspond to the two sliding grooves 11 respectively, the movable sealing plates 24 are made of magnetic materials such as magnetic rubber plates, and the movable sealing plates 24 made of the magnetic materials can seal the second poking rod 26, the first poking rod 25 and the sliding grooves 11.

The sealing unit 13 is composed of an annular sealing strip 131 and an annular sealing groove 132, the annular sealing strip 131 is arranged at the bottom of the fixed frame body 3, the annular sealing groove 132 is arranged on the upper surface of the base 1, the annular sealing strip 131 and the annular sealing groove 132 correspond to each other in a clamped connection mode, and the clamping connection through the annular sealing strip 131 and the annular sealing groove 132 can play a sealing role in the box body 7 and the base 1.

The mounting unit 5 is composed of mounting plates 51 and mounting holes 52, the number of the mounting plates 51 is four, the four mounting plates 51 are respectively arranged at four corners of the upper surface of the box body 7, the mounting holes 52 are arranged on the upper surfaces of the four mounting plates 51, and the whole device can be mounted through the mounting plates 51 and the mounting holes 52.

In the embodiment 1, when the transfer case for improving the medium horsepower transmission capability is used, the whole device can be installed at a proper position through the installation plate 51 and the installation hole 52, the PLC controller 2 is connected with an external vehicle-mounted power supply, the input shaft 6 is correspondingly connected with a power structure such as an engine of a tractor, the first transmission shaft 4 is connected with a corresponding structure of a front wheel, the second transmission shaft 17 is connected with a subsequent corresponding structure, the PLC controller 2 controls the first electric telescopic rod 10 to shorten, the poke rod 25 and the first driving jaw 23 are driven to move close to the first transmission bevel gear 21, the first driving jaw 23 and the first driven jaw 22 are combined, at the moment, the second transmission bevel gear 20 and the second transmission shaft 17 are only movably sleeved, the input shaft 6 rotates, only the first transmission bevel gear 21 and the first transmission shaft 4 are driven to rotate, the front wheel is further driven to rotate, and front wheel driving is realized, under the front wheel driving state, the PLC 2 controls the electric telescopic rod II 8 to shorten, the poke rod II 26 and the driving jaw II 18 are driven to move close to the transmission bevel gear II 20, the driving jaw II 18 and the driven jaw II 19 are combined, at the moment, the input shaft 6 rotates, and simultaneously drives the transmission bevel gear I21 and the transmission shaft I4 as well as the transmission bevel gear II 20 and the transmission shaft II 17 to rotate, so as to further drive the front wheel to rotate later, thereby realizing front and back four-wheel driving, under the four-wheel driving state, the PLC 2 controls the electric telescopic rod I10 to extend, the poke rod I25 and the driving jaw I23 are driven to move away from the transmission bevel gear I21, the driving jaw I23 and the driven jaw I22 are separated, at the moment, the transmission bevel gear I21 and the transmission shaft I4 are only movably sleeved, therefore, the rotation of the input shaft 6 only drives the transmission bevel gear II 20 and the transmission shaft II 17 to rotate, the rear wheel is driven to rotate, and rear wheel drive is realized, so that the front wheel drive and the rear wheel drive can be freely switched with automatic operation according to the use requirement; in the working process of transfer case, can adsorb impurity such as iron fillings through the magnetism adsorption plate 14 on the base 1, dismantle and install base 1 that fixing bolt 121 and nut 122 on through fixed frame body 3 can be convenient, do not need whole dismantlement, conveniently maintain and clear up equipment.

The invention is not described in detail in the prior art, and although the invention has been specifically shown and described in connection with the preferred embodiments, the method and the way of implementing the technical solution are numerous, and only the preferred embodiments of the invention have been described above, it should be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims, which are within the scope of the invention.

Claims

1. The utility model provides a promote transfer case of horse power transmission capacity, includes box (7) and base (1), characterized by: the bottom of the box body (7) is open, the front side and the rear side of the inner wall of the box body (7) are rotatably connected with an input shaft (6) through bearings, the rear end of the input shaft (6) extends to the rear side of the box body (7), the front end and the rear end of the circumferential surface of the input shaft (6) are respectively fixedly provided with a driving bevel gear II (16) and a driving bevel gear I (15), the left side of the inner wall of the box body (7) is rotatably connected with a driving shaft II (17) through bearings, the driving shaft II (17) is vertical to the input shaft (6), the left end of the driving shaft II (17) extends to the left side of the box body (7), the right end of the driving shaft II (17) is provided with a driving jaw II (18), the front side of the driving jaw II (18) is correspondingly provided with a poke rod II (26), the left side of the driving bevel gear II (16) is correspondingly engaged with a driving bevel gear II (20), a driven jaw II (19) corresponding to the driving jaw II (18) is arranged on the left side of the second transmission bevel gear (20), a first transmission shaft (4) is rotatably connected to the right side of the inner wall of the box body (7) through a bearing, the first transmission shaft (4) is perpendicular to the input shaft (6), the right end of the first transmission shaft (4) extends to the right side of the box body (7), a first driving jaw (23) is arranged at the left end of the first transmission shaft (4), a first poking rod (25) is correspondingly arranged on the front side of the first driving jaw (23), a first transmission bevel gear (21) is correspondingly meshed with the right side of the first driving bevel gear (15), a first driven jaw (22) corresponding to the first driving jaw (23) is arranged on the right side of the first transmission bevel gear (21), a fixing plate (9) is arranged in the middle of the front side of the box body (7), and electric telescopic rods II (8) and a first electric telescopic rod (10) are respectively arranged on the left side and right side of the fixing plate (9), the box body is characterized in that sliding grooves (11) are formed in the positions, located on the left side and the right side of the fixing plate (9), of the front side of the box body (7), the front ends of the poke rod II (26) and the poke rod I (25) penetrate through the two sliding grooves (11) respectively and extend to the front side of the box body (7), the poke rod II (26) and the poke rod I (25) are connected with the two sliding grooves (11) in a sliding mode respectively, the left end of the electric telescopic rod II (8) is fixedly connected with the right side of the poke rod II (26), the right end of the electric telescopic rod I (10) is fixedly connected with the left side of the poke rod I (25), mounting units (5) are arranged on the four corner edges of the upper surface of the box body (7), a fixing frame body (3) is arranged on the lower portion of the outer side of the box body (7), the base (1) is located under the box body (7), a sealing unit (13) is arranged between the bottom of the fixing frame body (3) and the upper surface of the base (1), the four corners of fixed frame body (3) upper surface all is equipped with fixed unit (12) in the position that is located sealed unit (13) outside, the side of box (7) is equipped with PLC controller (2), PLC controller (2) and external power source electric connection, electric telescopic handle two (8) and electric telescopic handle (10) respectively with PLC controller (2) electric connection.

2. The transfer case of claim 1, wherein the transfer case is configured to provide a medium horsepower transfer capability: fixed unit (12) comprise fixing bolt (121), nut (122) and fixed orifices (123), the quantity of fixing bolt (121) is four, and four fixing bolt (121) are established respectively in the through-hole of fixed framework (3) upper surface four corners, the quantity of fixed orifices (123) is four, and four fixed orifices (123) correspond and set up the four corners at base (1) upper surface, the bottom of fixing bolt (121) is passed fixed orifices (123) and is extended to the below of base (1), the bottom of fixing bolt (121) is supporting to be equipped with nut (122).

3. The transfer case of claim 1, wherein the transfer case is configured to provide a medium horsepower transfer capability: the middle part of the upper surface of the base (1) is provided with a magnetic adsorption plate (14).

4. The transfer case of claim 1, wherein the transfer case is configured to provide a medium horsepower transfer capability: the outer sides of the second poking rod (26) and the first poking rod (25) are provided with movable sealing plates (24), the two movable sealing plates (24) correspond to the two sliding grooves (11) respectively, and the movable sealing plates (24) are made of magnetic materials such as magnetic rubber plates.

5. The transfer case of claim 1, wherein the transfer case is configured to provide a medium horsepower transfer capability: sealing element (13) comprise annular sealing strip (131) and annular seal groove (132), the bottom at fixed frame body (3) is established in annular sealing strip (131), the upper surface at base (1) is seted up in annular seal groove (132), annular sealing strip (131) and annular seal groove (132) correspond the joint.

6. The transfer case of claim 1, wherein the transfer case is configured to provide a medium horsepower transfer capability: the mounting unit (5) comprises mounting panel (51) and mounting hole (52), the quantity of mounting panel (51) is four, and four mounting panel (51) are established respectively at the four corners border of box (7) upper surface, and mounting hole (52) have all been seted up to the upper surface of four mounting panel (51).