CN221137420U - Externally hung double-motor driven trailer axle assembly - Google Patents
Externally hung double-motor driven trailer axle assembly Download PDFInfo
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- CN221137420U CN221137420U CN202323349226.6U CN202323349226U CN221137420U CN 221137420 U CN221137420 U CN 221137420U CN 202323349226 U CN202323349226 U CN 202323349226U CN 221137420 U CN221137420 U CN 221137420U
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- Prior art keywords
- cooling water
- water outlet
- cooling
- outlet device
- hub
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 80
- 239000000498 cooling water Substances 0.000 claims abstract description 73
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 239000013013 elastic material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000032683 aging Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model relates to the field of trailer axle operation, in particular to an externally-hung double-motor driven trailer axle assembly, which comprises a fixed shaft, a hub and a fixed plate, wherein the hub is rotationally connected to two ends of the fixed shaft, the fixed plate is fixedly arranged at the lower end of the fixed shaft, and a cooling water tank is fixedly arranged at the bottom of the fixed plate; the cooling water tank is internally and fixedly provided with a cooling assembly, the cooling assembly comprises a cooling water outlet device, a water storage cavity and a communicating water pipe, a sliding groove is formed in the inner side of the hub, the bottom of the cooling water outlet device is close to the sliding groove, the water storage cavity is formed in the cooling water outlet device, a circulating water pump is arranged in the cooling water tank, the two communicating water pipes are respectively connected with the water storage cavity, the communicating water pipe is connected with the circulating water pump, a water outlet hole is formed in the bottom of the cooling water outlet device, and the water outlet hole is communicated with the water storage cavity. The utility model is helpful for reducing the temperature of the wheel hub and avoiding the too fast aging of the tire caused by the too high temperature.
Description
Technical Field
The utility model relates to the field of trailer axle operation, in particular to an externally hung double-motor driven trailer axle assembly.
Background
A trailer refers to a vehicle that is towed by an automobile and is itself unpowered. A combination of a vehicle (truck or tractor, forklift) and one or more trailers. Cargo vehicles and traction vehicles are drive sections of a vehicle train, known as main vehicles. The driven section towed by the host vehicle is called the trailer. The trailer is an important vehicle type for highway transportation, and the adoption of the transportation of the automobile train is an important means for improving the economic benefit most effectively and simply. Has the advantages of rapidness, maneuver, flexibility, safety and the like; the section transportation can be conveniently realized.
Chinese patent CN209409709U discloses a double motor drive integral type axle, including the axle main part, the axle main part is hollow tubular, bilateral symmetry is provided with left driving motor and right driving motor in the axle main part, right driving motor's inner wall is provided with the stator, right driving motor's inside is provided with the rotor, the rotor transversely peg graft has the drive shaft, axle main part's control is provided with fixed disc, wheel hub's inner circle is located fixed disc curved surface outer wall through the bearing, left driving motor and right driving motor structure are the same, and left side driving motor left side and right driving motor symmetry are provided with the same drive shaft, fixed disc and wheel hub, and two motors of the device can each independently drive the wheel rotation of its one side through the drive shaft, can make the vehicle advance or retreat with the rotational speed work simultaneously, also can realize different rotational speeds when the vehicle needs turn to, realization differential function mutually independent work.
In the process of high-speed running of the trailer, the tire generates relatively high heat when in high-speed friction with the ground, and the generated heat can be smoothly led into the hub, because the hub is positioned inside the tire and wrapped by the tire, the heat dissipation effect of the hub is relatively poor, and meanwhile, the aging of the tire is easily accelerated due to the fact that the hub is made of metal, and the contact surface of the hub with high temperature and the tire is quite easy.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides an externally hung double-motor driven trailer axle assembly.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The externally hung double-motor driven trailer axle assembly comprises a fixed shaft, a hub and a fixed plate, wherein the hub is rotationally connected to two ends of the fixed shaft, the fixed plate is fixedly arranged at the lower end of the fixed shaft, and a cooling water tank is fixedly arranged at the bottom of the fixed plate;
The cooling water tank is internally and fixedly provided with a cooling assembly, the cooling assembly comprises a cooling water outlet device, a water storage cavity and a communicating water pipe, a sliding groove is formed in the inner side of the hub, the bottom of the cooling water outlet device is close to the sliding groove, the water storage cavity is formed in the cooling water outlet device, a circulating water pump is arranged in the cooling water tank, the two communicating water pipes are respectively connected with the water storage cavity, the communicating water pipe is connected with the circulating water pump, a water outlet hole is formed in the bottom of the cooling water outlet device, and the water outlet hole is communicated with the water storage cavity.
Preferably, the bottom of the cooling water outlet device is hemispherical, the spherical part of the bottom of the cooling water outlet device is made of elastic materials, and the shape of the sliding groove is matched with that of the bottom of the cooling water outlet device.
Preferably, a fixing rod is fixedly arranged on the side face of the cooling water tank, and the fixing rod is fixedly connected with the cooling water outlet device.
Preferably, the fixing rod is fixedly provided with a fixer, the fixer comprises a fixing ring and a lantern ring, the fixing ring is sleeved on the fixing shaft, the lantern ring is fixedly connected with the fixing ring, and the communicating water pipe is arranged in the lantern ring in a penetrating mode.
Preferably, the fixed shaft comprises a central shaft and side shafts, the two ends of the central shaft are hollow pipes, and the side shafts are rotatably arranged in the two ends of the central shaft.
Preferably, the left motor and the right motor are respectively fixedly arranged at two ends of the middle shaft, and the side shafts respectively penetrate through the left motor and the right motor.
In the utility model, cooling water enters the cooling water outlet device through the communicating water pipe, the cooling water enters the cooling water cavity and flows out through the water outlet hole into the sliding groove, so that the cooling water falls into the sliding groove, the water outlet hole is smaller in diameter, less water in the water storage cavity flows out, and the water which does not flow out of the cooling water storage cavity can return to the cooling water tank again through the communicating water pipe through the circulating water pump, so that the water temperature in the water storage cavity can be at a lower temperature, the wheel hub rotates in the running process of the vehicle, and the water falling into the sliding groove can have the effect of cooling the wheel hub, thereby being beneficial to reducing the temperature of the wheel hub and avoiding the too fast aging of the tire due to the too high temperature.
Drawings
FIG. 1 is a schematic illustration of a plug-in dual motor drive trailer axle assembly according to the present utility model;
FIG. 2 is a cross-sectional view of a plug-in dual motor drive trailer axle assembly in accordance with the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2A;
fig. 4 is a schematic structural diagram of a cooling assembly of an externally hung dual-motor driven trailer axle assembly according to the present utility model.
In the figure: 1 fixed shaft, 11 middle shaft, 12 side shaft, 2 hub, 3 fixed plate, 4 cooling water tank, 5 cooling component, 51 cooling water outlet device, 52 water storage cavity, 53 communicating water pipe, 54 circulating water pump, 55 water outlet hole, 56 sliding groove, 6 fixed rod, 7 fixer, 71 retainer plate, 72 lantern ring.
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.
Referring to fig. 1-4, an externally hung double-motor driven trailer axle assembly comprises a fixed shaft 1, a hub 2 and a fixed plate 3, wherein the hub 2 is rotatably connected to two ends of the fixed shaft 1, the fixed plate 3 is fixedly arranged at the lower end of the fixed shaft 1, and a cooling water tank 4 is fixedly arranged at the bottom of the fixed plate 3;
The cooling water tank 4 is internally and fixedly provided with a cooling assembly 5, the cooling assembly 5 comprises a cooling water outlet device 51, a connecting rod, a water storage cavity 52 and a communicating water pipe 53, a sliding groove 56 is formed in the inner side of the hub 2, the bottom of the cooling water outlet device 51 is close to the sliding groove 56, the water storage cavity 52 is formed in the cooling water outlet device 51, a circulating water pump 54 is arranged in the cooling water tank 4, the two communicating water pipes 53 are respectively connected with the water storage cavity 52, the communicating water pipe 53 is connected with the circulating water pump 54, a water outlet hole 55 is formed in the bottom of the cooling water outlet device 51, and the water outlet hole 55 is communicated with the water storage cavity 52.
The bottom of the cooling water outlet device 51 is hemispherical, the spherical part of the bottom of the cooling water outlet device 51 is made of elastic materials, the shape of the sliding groove 56 is matched with the bottom of the cooling water outlet device 51, the elastic materials of the bottom of the cooling water outlet device 51 enable the cooling water outlet device 51 not to be damaged easily when vibration occurs in the running process of an automobile, meanwhile, the sliding groove 56 is made to meet the property of the top of the cooling water, the section of the sliding groove 56 is semicircular, and the cooling water is easy to stay in the sliding groove 56;
The side surface of the cooling water tank 4 is fixedly provided with a fixing rod 6, the fixing rod 6 is fixedly connected with the cooling water outlet device 51, the fixing rod 6 is used for fixing the cooling water outlet device 51, the installation height of the cooling water outlet device is ensured, and the bottom end of the cooling water outlet device is attached to the sliding groove 56;
The fixing rod 6 is fixedly provided with a fixing device 7, the fixing device 7 comprises a fixing ring 71 and a lantern ring 72, the fixing ring 71 is sleeved on the fixing shaft 1, the lantern ring 72 is fixedly connected with the fixing ring 71, the communication water pipe 53 is arranged in the lantern ring 72 in a penetrating manner, and the fixing device 7 is used for fixing the communication water pipe 53, so that the communication water pipe 53 is kept stable in the running process of a vehicle;
The fixed shaft 1 comprises a central shaft 11 and a side shaft 12, wherein the two ends of the central shaft 11 are hollow pipes, the side shaft 12 is rotatably arranged in the two ends of the central shaft 11, the hub 2 is fixedly connected with the side shaft 12, and the rotatable side shaft 12 enables the hubs 2 at the two ends to respectively rotate;
The left motor and the right motor are respectively fixedly arranged at two ends of the center shaft 11, the side shaft 12 respectively penetrates through the left motor and the right motor, the side shaft 12 is driven to rotate by the left motor and the right motor, and the left motor and the right motor can be respectively controlled, so that the common prior art is realized.
In the utility model, cooling water enters the cooling water outlet device 51 through the communicating water pipe 53, the cooling water enters the cooling water cavity and flows out into the sliding groove 56 through the water outlet hole 55, so that the cooling water falls into the sliding groove 56, the water outlet hole 55 is provided with a smaller diameter, less water in the water storage cavity 52 flows out, the water which does not flow out of the cooling water storage cavity 52 can return to the cooling water tank 4 again through the communicating water pipe 53 through the circulating water pump 54, so that the water temperature in the water storage cavity 52 can be at a lower temperature, the wheel hub 2 rotates in the running process of the vehicle, and the water falling into the sliding groove 56 can have the effect of cooling the wheel hub 2, thereby being beneficial to reducing the temperature of the wheel hub 2 and avoiding the too fast aging of the tire due to the too high temperature.
Overall, for technical problems: the hub is made of metal, so that the aging of the tire is easily accelerated by the contact surface of the hub with high temperature and the tire; adopts the technical proposal that: a cooling assembly is arranged below the axle; the implementation process of the technical scheme is as follows: cooling water enters the cooling water outlet device 51 through the communicating water pipe 53, the cooling water enters the cooling water cavity and flows out into the sliding groove 56 through the water outlet hole 55, so that the cooling water falls into the sliding groove 56, the water outlet hole 55 is smaller in diameter, less water in the water storage cavity 52 flows out, the water which does not flow out of the cooling water storage cavity 52 can return to the cooling water tank 4 again through the communicating water pipe 53 through the circulating water pump 54, and therefore the water temperature in the water storage cavity 52 can be at a lower temperature, the wheel hub 2 rotates in the running process of the vehicle, and the water falling into the sliding groove 56 can have the effect of cooling the wheel hub 2; to necessarily solve the technical problem, the technical effect achieved is that: thereby helping to reduce the temperature of the wheel hub 2 and to avoid its excessively rapid ageing of the tyre due to excessive temperatures.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The externally hung double-motor driven trailer axle assembly comprises a fixed shaft (1), a hub (2) and a fixed plate (3), and is characterized in that the hub (2) is rotationally connected to two ends of the fixed shaft (1), the fixed plate (3) is fixedly arranged at the lower end of the fixed shaft (1), and a cooling water tank (4) is fixedly arranged at the bottom of the fixed plate (3);
cooling component (5) are fixedly installed in cooling water tank (4), cooling component (5) are including cooling water ware (51), retaining chamber (52) and intercommunication water pipe (53), sliding tray (56) have been seted up to wheel hub (2) inboard, cooling water ware (51) bottom is pressed close to with sliding tray (56), retaining chamber (52) are seted up in cooling water ware (51), install circulating water pump (54) in cooling water tank (4), two intercommunication water pipe (53) are connected with retaining chamber (52) respectively, intercommunication water pipe (53) are connected with circulating water pump (54), apopore (55) have been seted up to the bottom of cooling water ware (51), apopore (55) and retaining chamber (52) intercommunication.
2. The externally hung double-motor driven trailer axle assembly according to claim 1, wherein the bottom of the cooling water outlet device (51) is hemispherical, the spherical part of the bottom of the cooling water outlet device (51) is made of elastic materials, and the shape of the sliding groove (56) is matched with that of the bottom of the cooling water outlet device (51).
3. The externally hung double-motor driven trailer axle assembly according to claim 1, wherein a fixing rod (6) is fixedly arranged on the side face of the cooling water tank (4), and the fixing rod (6) is fixedly connected with a cooling water outlet device (51).
4. A plug-in double motor driven trailer axle assembly according to claim 3, wherein the fixing rod (6) is fixedly provided with a fixing device (7), the fixing device (7) comprises a fixing ring (71) and a lantern ring (72), the fixing ring (71) is sleeved on the fixing shaft (1), the lantern ring (72) is fixedly connected with the fixing ring (71), and the communicating water pipe (53) is arranged in the lantern ring (72) in a penetrating manner.
5. The externally hung double-motor driven trailer axle assembly according to claim 1, wherein the fixed axle (1) comprises a center axle (11) and side axles (12), the two ends of the center axle (11) are hollow tubes, and the side axles (12) are rotatably installed in the two ends of the center axle (11).
6. The externally hung double-motor driven trailer axle assembly according to claim 5, wherein a left motor and a right motor are fixedly installed on two ends of the center shaft (11), and the side shaft (12) penetrates through the left motor and the right motor, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323349226.6U CN221137420U (en) | 2023-12-08 | 2023-12-08 | Externally hung double-motor driven trailer axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323349226.6U CN221137420U (en) | 2023-12-08 | 2023-12-08 | Externally hung double-motor driven trailer axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221137420U true CN221137420U (en) | 2024-06-14 |
Family
ID=91383213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323349226.6U Active CN221137420U (en) | 2023-12-08 | 2023-12-08 | Externally hung double-motor driven trailer axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221137420U (en) |
-
2023
- 2023-12-08 CN CN202323349226.6U patent/CN221137420U/en active Active
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