CN220101939U

CN220101939U - Gear reduction box

Info

Publication number: CN220101939U
Application number: CN202321079773.4U
Authority: CN
Inventors: 窦晓牧; 朱涛; 张茜楠
Original assignee: Nanjing Gaoshang Electromechanical Technology Co ltd
Current assignee: Nanjing Gaoshang Electromechanical Technology Co ltd
Priority date: 2023-05-06
Filing date: 2023-05-06
Publication date: 2023-11-28
Anticipated expiration: 2033-05-06

Abstract

The utility model relates to a gear reduction box, which comprises an upper shell and a lower shell, wherein a first rotating shaft and a second rotating shaft are rotatably arranged between the upper shell and the lower shell, a baffle is arranged in the lower shell, the first rotating shaft and the second rotating shaft are respectively rotatably arranged on the baffle, a first gear and a second gear are respectively arranged on the first rotating shaft and the second rotating shaft, the first gear and the second gear are in meshed arrangement, a third gear is arranged on the left side of the first gear, the third gear is arranged on the first rotating shaft, the third gear is arranged on the left side of the baffle, a heat dissipation shaft is rotatably arranged on the heat dissipation shaft corresponding to the third gear, the heat dissipation shaft is in meshed arrangement with the heat dissipation gear, a fan blade is arranged on the right end face of the heat dissipation shaft, and a heat dissipation groove is formed on the right end face of the baffle corresponding to the fan blade; the design of the heat dissipation gear is convenient for heat dissipation; the upper shell and the lower shell are designed, so that the quick assembly and disassembly are convenient; the design of the lubrication gear is convenient for self-lubrication of the device.

Description

Gear reduction box

Technical Field

The utility model relates to the technical field of reduction boxes, in particular to a gear reduction box.

Background

Gears are wheel-like mechanical parts that rely on meshing of teeth to transfer torque. The gear can realize the functions of changing the rotating speed and the torque, changing the moving direction, changing the moving form and the like through other toothed mechanical parts. Because transmission efficiency is high, the transmission ratio is accurate, advantages such as power scope is big, a plurality of gears cooperation transmission constitution reducing gear box mechanism, gear box mechanism passes through the gear, adjust original rotation rate, make things convenient for use under the different environment, therefore make things convenient for driven advantage, the reducing gear box mechanism is extensive be applied to kinetic energy transmission in-process, however, current most reducing gear box is when using, reducing gear box epitheca and inferior valve are detachable structure, but generally screw up fixedly through the bolt between epitheca and the inferior valve, when the staff overhauls the device is inside, generally need dismantle the rear with a plurality of bolts and can take off the epitheca and begin to overhaul the operation, the dismouting operation is comparatively difficult, the efficiency is lower, and the device is when using, the friction heat generation of device inside gear drive, a large amount of heat pile up inside the device, inconvenient outwards discharge, suitable cooling mechanism is absent in the device inside.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a gear reduction box to solve the problems that a large amount of heat in the background art is accumulated in the device and is inconvenient to discharge outwards, and a proper heat dissipation mechanism is lacking in the device.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gear reduction box, includes epitheca and inferior valve, it is equipped with first pivot and second pivot to rotate between epitheca and the inferior valve, the inside baffle that is equipped with of inferior valve, first pivot and second pivot rotate respectively and install on the baffle, be equipped with first gear and second gear in first pivot and the second pivot respectively, first gear and second gear engagement set up, first gear left side is equipped with the third gear, the third gear is installed in the first pivot, the third gear sets up the baffle left side, the baffle left end face corresponds the third gear rotates and is equipped with the heat dissipation axle, be equipped with the heat dissipation gear on the heat dissipation axle, heat dissipation axle and heat dissipation gear engagement set up, the heat dissipation axle right-hand member face is equipped with the flabellum, the heat dissipation groove has been seted up to the baffle right-hand member face correspondence the flabellum, the through-hole has been seted up on the inner wall of heat dissipation groove left end, the through-hole is provided with a plurality ofly, the louvre has all been seted up to the face about epitheca left side and inferior valve.

In a further preferred embodiment, a first mounting seat is disposed on the inner wall of the left end of the lower shell corresponding to the first rotating shaft, and a second mounting seat is disposed on the baffle corresponding to the second rotating shaft, so that the installation is convenient.

In a further preferred mode, the outer end faces of the upper shell and the lower shell are respectively provided with an upper fixing ring and a lower fixing ring, the lower end face of the upper fixing ring is provided with a locking block, the upper end face of the lower fixing ring corresponds to the locking block, locking grooves are formed in the locking block, and the locking blocks and the locking grooves are all provided with a plurality of locking grooves, so that the locking and locking device is convenient to assemble and disassemble.

In a further preferred embodiment, the front end face and the rear end face of the lower fixing ring are provided with locking bars in a sliding manner corresponding to the locking grooves, and the locking blocks are provided with locking holes corresponding to the locking bars, so that the installation and the locking are convenient.

In a further preferred aspect, a plurality of locking rings are arranged at the outer ends of the locking rods, and springs are connected between the locking rings and the lower fixing rings, so that the locking rings are convenient and quick to assemble and disassemble.

In a further preferred embodiment, the right end face of the baffle is rotatably provided with a lubrication shaft, the lubrication shaft is provided with a lubrication gear, the lubrication gear is meshed with the second gear, and a lubrication groove is formed in the inner wall of the bottom end of the lower shell and corresponds to the lubrication gear, so that automatic lubrication is realized.

In a further preferred aspect, the inner wall of the right end of the lubrication groove is provided with an oil inlet pipe in a penetrating manner, and the oil inlet pipe is provided with a valve for facilitating the addition of lubricating oil.

(III) beneficial effects

Compared with the prior art, the utility model provides the gear reduction box, which has the following beneficial effects:

according to the utility model, the third gear is driven to rotate by the first rotating shaft, the third gear is meshed with the heat dissipation gear, the heat dissipation gear drives the heat dissipation shaft to rotate, so that the fan blade rotates, internal heat is blown, external air enters the device through the left heat dissipation hole, passes through the baffle plate through the through hole, and the heat on the first gear and the second gear is blown out to the right, and is diffused outwards through the right heat dissipation hole, so that heat dissipation is facilitated;

the upper shell and the lower shell are designed, the locking blocks are arranged corresponding to the locking grooves, the locking ring is gripped, the locking rod is pulled out, the springs are lengthened, after the locking blocks are stably arranged, the locking ring is loosened, the springs retract, the locking rod is driven to be inserted into the locking holes, and the locking ring is convenient to assemble and disassemble rapidly;

the design of lubricated gear opens the valve of advance oil pipe, adds lubricating oil to the lubrication groove, and lubricated gear contact lubrication inslot lubricating oil, lubricated gear and second gear engagement on the lubricated axle set up, lubricate the second gear, and first gear and second gear engagement set up, and then realize the lubrication of first gear, make things convenient for the device self-lubricating.

Drawings

FIG. 1 is a schematic view of a preferred overall construction of a gear reduction box according to the present utility model;

FIG. 2 is a schematic view of the internal structure of a preferred lower housing of a gear reduction box according to the present utility model;

FIG. 3 is a cross-sectional view of a preferred baffle, first shaft and second shaft mating structure of a gear reduction box of the present utility model;

FIG. 4 is a schematic view of a preferred lower housing structure of a gear reduction box according to the present utility model;

fig. 5 is a schematic view showing a preferable upper case and upper fixing ring matching structure of a gear reduction box according to the present utility model.

In the figure: 1. an upper case; 2. a lower case; 3. a first rotating shaft; 4. a second rotating shaft; 5. a baffle; 6. a first gear; 7. a second gear; 8. a third gear; 9. a heat radiation shaft; 10. a heat dissipation gear; 11. a fan blade; 12. a heat sink; 13. a through hole; 14. a heat radiation hole; 15. a first mount; 16. a second mounting base; 17. an upper fixing ring; 18. a lower fixing ring; 19. a locking block; 20. a locking groove; 21. a locking lever; 22. a locking hole; 23. a locking ring; 24. a spring; 25. a lubrication shaft; 26. lubricating the gear; 27. a lubrication groove; 28. an oil inlet pipe; 29. and (3) a valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1-5, a gear reduction box comprises an upper shell 1 and a lower shell 2, a first rotating shaft 3 and a second rotating shaft 4 are rotatably arranged between the upper shell 1 and the lower shell 2, a baffle 5 is arranged in the lower shell 2, the first rotating shaft 3 and the second rotating shaft 4 are rotatably arranged on the baffle 5 respectively, a first gear 6 and a second gear 7 are arranged on the first rotating shaft 3 and the second rotating shaft 4 respectively, the first gear 6 and the second gear 7 are meshed, a third gear 8 is arranged on the left side of the first gear 6, the third gear 8 is arranged on the first rotating shaft 3, the third gear 8 is arranged on the left side of the baffle 5, a heat dissipation shaft 9 is rotatably arranged corresponding to the third gear 8, a heat dissipation gear 10 is arranged on the heat dissipation shaft 9, the heat dissipation shaft 9 is meshed with the heat dissipation gear 10, a plurality of fan blades 11 are arranged on the right end face of the heat dissipation shaft 9, a plurality of through holes 13 are arranged on the inner walls of the left end of the heat dissipation grooves 12, a plurality of heat dissipation holes 14 are arranged on the left end faces and the right end faces of the upper shell 1 and the lower shell 2, and a plurality of heat dissipation holes 14 are arranged on the left end faces of the heat dissipation holes 14.

In this embodiment, a first mounting seat 15 is disposed on the inner wall of the left end of the lower shell 2 corresponding to the first rotating shaft 3, a second mounting seat 16 is disposed on the baffle 5 corresponding to the second rotating shaft 4, and the first rotating shaft 3 and the second rotating shaft 4 are respectively mounted corresponding to the first mounting seat 15 and the second mounting seat 16.

In this embodiment, the outer end surfaces of the upper shell 1 and the lower shell 2 are respectively provided with an upper fixing ring 17 and a lower fixing ring 18, the lower end surface of the upper fixing ring 17 is provided with a locking block 19, the upper end surface of the lower fixing ring 18 is provided with a locking groove 20 corresponding to the locking block 19, the locking block 19 and the locking groove 20 are respectively provided with a plurality of locking rods 21, the front end surface and the rear end surface of the lower fixing ring 18 are respectively provided with a plurality of locking grooves 20 in a sliding manner, the locking blocks 19 are respectively provided with a locking hole 22 corresponding to the locking rods 21, the outer end of the locking rods 21 are respectively provided with a locking ring 23, a spring 24 is connected between the locking ring 23 and the lower fixing ring 18, the locking blocks 19 are installed corresponding to the locking grooves 20, the locking rings 23 are gripped, the locking rods 21 are outwards pulled out, the springs 24 are lengthened, after the locking blocks 19 are stably installed, the locking rings 23 are released, the springs 24 are retracted, and the locking rods 21 are driven to be inserted into the locking holes 22.

In this embodiment, the right end face of the baffle 5 is rotatably provided with a lubrication shaft 25, a lubrication gear 26 is arranged on the lubrication shaft 25, the lubrication gear 26 and the second gear 7 are meshed, a lubrication groove 27 is formed in the inner wall of the bottom end of the lower shell 2 corresponding to the lubrication gear 26, an oil inlet pipe 28 is arranged on the inner wall of the right end of the lubrication groove 27 in a penetrating manner, a valve 29 is arranged on the oil inlet pipe 28, the valve 29 of the oil inlet pipe 28 is opened, lubricating oil is added into the lubrication groove 27, the lubrication gear 26 contacts with lubricating oil in the lubrication groove 27, the lubrication gear 26 on the lubrication shaft 25 and the second gear 7 are meshed, the second gear 7 is lubricated, the first gear 6 and the second gear 7 are meshed, and the first gear 6 is lubricated.

Embodiment two:

in sum, when using, with first pivot 3 and second pivot 4 and external connection, external equipment drives first gear 6 rotation, first gear 6 and second gear 7 meshing cooperation, realize that second pivot 4 rotates, realize transmission regulation, friction produces heat when first gear 6 and second gear 7 transmission cooperation, third gear 8 rotates under first pivot 3 drive, third gear 8 and heat dissipation gear 10 meshing cooperation, heat dissipation gear 10 drives the rotation of heat dissipation axle 9, and then realize flabellum 11 and rotate, blow inside heat, outside air gets into the device inside through left side louvre 14, pass baffle 5 through-hole 13, heat on with first gear 6 and the second gear 7 outwards blows out, outwards spread through right side louvre 14, the convenience is dispelled the heat, the device uses for a period of time, need lubricate first gear 6 and second gear 7, open oil feed pipe 28's valve 29, add lubricating oil to the inslot 27, lubricating oil in the lubricating groove 27 is contacted to lubricating gear 26, lubricating gear 26 on the lubricating axle 25 and second gear 7 meshing set up, it is convenient to lubricate first gear 6 and second gear 7, the device is set up to lubricate first gear 6, the device is further lubricated to realize the self-lubrication of first gear 6.

Embodiment III:

in summary, when using, the device is used for a long time, inside easy trouble, the dismouting maintenance is carried out to the device whole, grasp the locking lever 21 with locking ring 23, outwards take out locking lever 21 from locking hole 22, take out the epitheca 1 that has locking piece 19 from locking groove 20, overhaul the inside, first pivot 3 and second pivot 4 dismantle the maintenance, after the maintenance is accomplished, first pivot 3 and second pivot 4 are installed corresponding to first mount pad 15 and second mount pad 16 respectively, first pivot 3 passes baffle 5 installation, after first pivot 3 and second pivot 4 install, locking piece 19 is installed corresponding to locking groove 20, grasp locking ring 23, outwards take out locking lever 21, spring 24 is elongated, after locking piece 19 installs steadily, loosen locking ring 23, spring 24 is retracted, drive locking lever 21 inserts in locking hole 22, realize quick assembly and disassembly.

In all the above mentioned embodiments, the welding, the matching connection of the bolt and the nut, the bolt or the screw connection or other known connection modes can be selected according to the actual situation, and are not described in detail herein, the above description refers to the write-in fixed connection, and the welding is preferentially considered, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art should be covered by the protection scope of the present utility model if the technical scheme and the inventive concept thereof are equivalent or changed within the scope of the present utility model.

Claims

1. The utility model provides a gear reduction box, includes epitheca (1) and inferior valve (2), its characterized in that, rotate between epitheca (1) and inferior valve (2) and be equipped with first pivot (3) and second pivot (4), inferior valve (2) inside baffle (5) that are equipped with, first pivot (3) and second pivot (4) rotate respectively and install on baffle (5), be equipped with first gear (6) and second gear (7) on first pivot (3) and second pivot (4) respectively, first gear (6) and second gear (7) meshing setting, first gear (6) left side is equipped with third gear (8), third gear (8) are installed on first pivot (3), third gear (8) set up baffle (5) left side, baffle (5) left end face corresponds third gear (8) rotate and are equipped with heat dissipation axle (9), be equipped with heat dissipation gear (10) and second gear (7) on heat dissipation axle (9) respectively, heat dissipation axle (10) are equipped with fan blade (11) and are equipped with heat dissipation groove (11) on the right side face (11), the heat dissipation device is characterized in that through holes (13) are formed in the inner wall of the left end of the heat dissipation groove (12), a plurality of through holes (13) are formed, heat dissipation holes (14) are formed in the left end face and the right end face of the upper shell (1) and the lower shell (2), and a plurality of heat dissipation holes (14) are formed.

2. A gear reduction box according to claim 1, wherein: the inner wall of the left end of the lower shell (2) is provided with a first mounting seat (15) corresponding to the first rotating shaft (3), and the baffle (5) is provided with a second mounting seat (16) corresponding to the second rotating shaft (4).

3. A gear reduction box according to claim 1, wherein: the upper shell (1) and the lower shell (2) are respectively provided with an upper fixing ring (17) and a lower fixing ring (18), the lower end face of the upper fixing ring (17) is provided with a locking block (19), the upper end face of the lower fixing ring (18) is provided with a locking groove (20) corresponding to the locking block (19), and the locking blocks (19) and the locking grooves (20) are all provided with a plurality of locking grooves.

4. A gear reduction box according to claim 3, wherein: the front end face and the rear end face of the lower fixing ring (18) are respectively provided with a locking rod (21) in a sliding mode corresponding to the locking grooves (20), and the locking blocks (19) are respectively provided with locking holes (22) corresponding to the locking rods (21).

5. A gear reduction box according to claim 4, wherein: the outer side ends of the locking rods (21) are respectively provided with a locking ring (23), and springs (24) are connected between the locking rings (23) and the lower fixing rings (18).

6. A gear reduction box according to claim 1, wherein: the right end face of the baffle plate (5) is rotationally provided with a lubrication shaft (25), a lubrication gear (26) is arranged on the lubrication shaft (25), the lubrication gear (26) and the second gear (7) are meshed, and a lubrication groove (27) is formed in the inner wall of the bottom end of the lower shell (2) corresponding to the lubrication gear (26).

7. A gear reduction box according to claim 6, wherein: an oil inlet pipe (28) is arranged on the inner wall of the right end of the lubrication groove (27) in a penetrating mode, and a valve (29) is arranged on the oil inlet pipe (28).