CN211852680U

CN211852680U - Rear central transmission assembly

Info

Publication number: CN211852680U
Application number: CN202022061198.8U
Authority: CN
Inventors: 曹栋斌; 王晓东
Original assignee: Shandong Shilihe Precision Machinery Co ltd
Current assignee: Shandong Shilihe Precision Machinery Co ltd
Priority date: 2020-09-19
Filing date: 2020-09-19
Publication date: 2020-11-03
Anticipated expiration: 2030-09-19

Abstract

The utility model discloses a rear central transmission assembly, which comprises a transmission case, wherein an inner case is arranged inside the transmission case; a first lantern ring is fixedly installed on the inner side of the top of the inner box, and a second lantern ring is fixedly installed on the inner wall of one side of the inner box; the utility model discloses a device, including first lantern ring, second lantern ring, first circulating pump, second circulating pump, baffle and cooling plate, it is inside that first lantern ring is got into to drive the cooling water through first circulating pump, the antifriction bearing to installing on the first lantern ring inboard cools off, the cooling principle of the second lantern ring is the same, can adopt the material that the heat conductivity is good with first lantern ring and second lantern ring, antifriction bearing's heat conductivity is also better, can walk the heat on the antifriction bearing through the cooling hosepipe, get into first cooler bin and second cooler bin and carry out reciprocating circulation through the cooling of cooling plate, improve antifriction bearing's radiating efficiency, the device simple structure, and convenience and practicality.

Description

Rear central transmission assembly

Technical Field

The utility model relates to a transmission assembly technical field especially relates to a back central authorities transmission assembly.

Background

Transmission; the transmission mode comprises chain transmission, friction transmission, hydraulic transmission, gear transmission, belt transmission and the like, and the device for transmitting power and motion can also be used for distributing energy, changing rotating speed and motion forms, and the machine usually transmits the power and the motion generated by a power machine to a working part of the machine through the device, and the transmission is arranged because: the speed and torque required by the working part of the machine are inconsistent with those of the power machine; some machine working parts often need to change speed; the output shaft of the power machine generally only rotates, and other motion forms such as linear motion, spiral motion or intermittent motion are required in the working part of the machine; one power machine drives several working parts of the machine, or several power machines drive one working part of the machine.

The back central transmission assembly inevitably rubs with the transmission case in the transmission process, and the friction causes the surface temperature of the contact between the transmission case and the transmission case to be increased, but the existing transmission assembly does not have a good heat dissipation cooling structure, generally adopts the heat dissipation of the device, so that the heat dissipation efficiency is low, and the heat dissipation effect is poor, so that a new back central transmission assembly needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a rear central transmission assembly.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a rear central transmission assembly comprises a transmission case, wherein an inner case is arranged inside the transmission case;

a first lantern ring is fixedly installed on the inner side of the top of the inner box, and a second lantern ring is fixedly installed on the inner wall of one side of the inner box;

an output shaft is arranged inside the first sleeve ring, and an input shaft is arranged inside the second sleeve ring;

the outer wall of the concentric axis of the input shaft is fixedly sleeved with a first conical gear, and the outer wall of the concentric axis of the output shaft is fixedly sleeved with a second conical gear at a position corresponding to the first conical gear;

the outer surface of the top of the transmission box is fixedly connected with a first cooling box, and one side of the first cooling box is provided with a second cooling box;

the first cooling box and the second cooling box are both fixedly connected with a partition plate, a first circulating pump is fixedly mounted on the inner wall of the bottom of the first cooling box, a first input pipe is arranged between the first circulating pump and the partition plate, a first output pipe is arranged between the first circulating pump and a first collar, and a first circulating pipe is arranged between the first collar and the first cooling box;

the cooling device is characterized in that a second circulating pump is fixedly mounted on the inner wall of the bottom of the second cooling tank, a second input pipe is arranged between the second circulating pump and the partition plate, a second output pipe is arranged between the second circulating pump and the second sleeve ring, and a second circulating pipe is arranged between the second sleeve ring and the second cooling tank.

As a further description of the above technical solution:

and rolling bearings are fixedly sleeved on the inner wall of the concentric axis of the first sleeve ring and the inner wall of the concentric axis of the second sleeve ring.

As a further description of the above technical solution:

the first bevel gear and the second bevel gear are meshed with each other.

As a further description of the above technical solution:

the quantity of baffle is two sets of, and two sets of baffles are parallel to each other, and two sets of baffles are all fixedly connected with the cooling plate apart from one side outer wall.

As a further description of the above technical solution:

and the first cooling tank, the second cooling tank and the partition plate form a circulating cooling water tank mechanism.

As a further description of the above technical solution:

the first input pipe, the first output pipe, the first circulating pipe, the second input pipe, the second output pipe and the second circulating pipe are all made of rubber materials.

The utility model discloses following beneficial effect has:

the utility model provides a back central authorities transmission assembly compares with traditional device, through being provided with the first lantern ring, the second lantern ring, first circulating pump, the second circulating pump, devices such as baffle and cooling plate, it is inside to get into the first lantern ring through first circulating pump drive cooling water, antifriction bearing to installing on the first lantern ring inboard cools off, the cooling principle of the second lantern ring is the same, can adopt the material that the heat conductivity is good with first lantern ring and second lantern ring, antifriction bearing's heat conductivity is also better, can walk the heat on the antifriction bearing through the cooling hosepipe, get into first cooler bin and second cooler bin and carry out reciprocating circulation through the cooling of cooling plate, antifriction bearing's radiating efficiency is improved, the device simple structure, and convenience and practicability.

Drawings

Fig. 1 is a front view structural diagram of a rear central transmission assembly according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a front view of a rear central transmission assembly according to the present invention.

Illustration of the drawings:

1. a transmission case; 2. a first circulation pipe; 3. a first cooling tank; 4. a first circulation pump; 5. a first bevel gear; 6. a second output pipe; 7. a second circulation pump; 8. a partition plate; 9. a second cooling tank; 10. a cooling plate; 11. a second circulation pipe; 12. a second collar; 13. a second bevel gear; 14. an inner box; 15. a first collar; 16. a first output pipe; 17. an output shaft; 18. an input shaft; 19. a rolling bearing; 20. a first input pipe; 21. a second input pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a rear central transmission assembly comprises a transmission case 1, wherein an inner case 14 is arranged inside the transmission case 1; a first collar 15 is fixedly arranged on the inner side of the top of the inner box 14, and a second collar 12 is fixedly arranged on the inner wall of one side of the inner box 14; an output shaft 17 is arranged in the first sleeve ring 15, and an input shaft 18 is arranged in the second sleeve ring 12; the outer wall of the concentric axis of the input shaft 18 is fixedly sleeved with a first conical gear 5, and the outer wall of the concentric axis of the output shaft 17 is fixedly sleeved with a second conical gear 13 at a position corresponding to the first conical gear 5; the outer surface of the top of the transmission case 1 is fixedly connected with a first cooling case 3, and one side of the first cooling case 3 is provided with a second cooling case 9; the interior of the first cooling tank 3 and the interior of the second cooling tank 9 are both fixedly connected with a partition plate 8, the inner wall of the bottom of the first cooling tank 3 is fixedly provided with a first circulating pump 4, a first input pipe 20 is arranged between the first circulating pump 4 and the partition plate 8, a first output pipe 16 is arranged between the first circulating pump 4 and the first collar 15, and a first circulating pipe 2 is arranged between the first collar 15 and the first cooling tank 3; a second circulating pump 7 is fixedly arranged on the inner wall of the bottom of the second cooling tank 9, a second input pipe 21 is arranged between the second circulating pump 7 and the partition plate 8, a second output pipe 6 is arranged between the second circulating pump 7 and the second sleeve ring 12, and a second circulating pipe 11 is arranged between the second sleeve ring 12 and the second cooling tank 9.

The inner wall of the concentric axis of the first lantern ring 15 and the inner wall of the concentric axis of the second lantern ring 12 are fixedly sleeved with rolling bearings 19, rotation of an input shaft 18 and an output shaft 17 is facilitated, the first bevel gear 5 and the second bevel gear 13 are meshed with each other, rotation of the second bevel gear 13 is facilitated to be driven through the first bevel gear 5 on the input shaft 18, rotation of the output shaft 17 is facilitated, the number of the partition plates 8 is two, the two groups of the partition plates 8 are parallel to each other, the outer wall of one side, away from the two groups of the partition plates 8, of each partition plate 8 is fixedly connected with a cooling plate 10, cooling water is facilitated to be cooled through the cooling plates 10, the first cooling box 3, the second cooling box 9 and the partition plates 8 form a circulating cooling water box mechanism, cooling treatment of the rolling bearings 19 in the first lantern ring 15 and the second lantern ring 12 is facilitated through the cooling water, and the first input pipe 20, the, The second output pipe 6 and the second circulating pipe 11 are made of rubber, so that the transmission safety among all pipelines is ensured, and the rubber has good flexibility and is convenient to use.

The working principle is as follows: the utility model provides a back central drive assembly has great improvement innovation with traditional device, when using this kind of back central drive assembly, start the power supply unit (not drawn in the figure) on the input shaft 18, drive second bevel gear 13 by first bevel gear 5 on the input shaft 18 and rotate, because second bevel gear 13 cup joints each other with output shaft 17, so drive the rotation of output shaft 17, start first circulating pump 4 and second circulating pump 7 simultaneously, accomplish the cooling treatment to antifriction bearing 19 in first lantern ring 15 by first input tube 20, first output tube 16 and first circulating pipe 2 respectively, make the cooling water flow back to in first cooler bin 3 simultaneously, carry out the cooling treatment to the cooling water by cooling plate 10, it is so to say that antifriction bearing 19 in second lantern ring 12 cools off, such cooling structure can accelerate antifriction bearing 19's radiating efficiency, the heat dissipation performance is improved, and the service life of the transmission assembly is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A rear central transmission assembly, comprising a transmission case (1), characterized in that: an inner box (14) is arranged in the transmission box (1);

a first lantern ring (15) is fixedly installed on the inner side of the top of the inner box (14), and a second lantern ring (12) is fixedly installed on the inner wall of one side of the inner box (14);

an output shaft (17) is arranged in the first lantern ring (15), and an input shaft (18) is arranged in the second lantern ring (12);

a first conical gear (5) is fixedly sleeved on the outer wall of a concentric axis of the input shaft (18), and a second conical gear (13) is fixedly sleeved on the outer wall of the concentric axis of the output shaft (17) in a position corresponding to the first conical gear (5);

the outer surface of the top of the transmission box (1) is fixedly connected with a first cooling box (3), and one side of the first cooling box (3) is provided with a second cooling box (9);

the inner part of the first cooling box (3) and the inner part of the second cooling box (9) are fixedly connected with partition plates (8), a first circulating pump (4) is fixedly installed on the inner wall of the bottom of the first cooling box (3), a first input pipe (20) is arranged between the first circulating pump (4) and the partition plates (8), a first output pipe (16) is arranged between the first circulating pump (4) and the first sleeve ring (15), and a first circulating pipe (2) is arranged between the first sleeve ring (15) and the first cooling box (3);

second cooling tank (9) bottom inner wall fixed mounting has second circulating pump (7), be provided with second input tube (21) between second circulating pump (7) and baffle (8), be provided with second output tube (6) between second circulating pump (7) and the second lantern ring (12), be provided with second circulating pipe (11) between the second lantern ring (12) and second cooling tank (9).

2. A rear central drive assembly according to claim 1, wherein: the inner wall of the concentric axis of the first lantern ring (15) and the inner wall of the concentric axis of the second lantern ring (12) are fixedly sleeved with rolling bearings (19).

3. A rear central drive assembly according to claim 1, wherein: the first bevel gear (5) and the second bevel gear (13) are meshed with each other.

4. A rear central drive assembly according to claim 1, wherein: the number of baffle (8) is two sets of, and two sets of baffle (8) are parallel to each other, and two sets of baffle (8) are from equal fixedly connected with cooling plate (10) of one side outer wall mutually.

5. A rear central drive assembly according to claim 1, wherein: and the first cooling tank (3), the second cooling tank (9) and the partition plate (8) form a circulating cooling water tank mechanism.

6. A rear central drive assembly according to claim 1, wherein: the first input pipe (20), the first output pipe (16), the first circulating pipe (2), the second input pipe (21), the second output pipe (6) and the second circulating pipe (11) are all made of rubber materials.