CN216424083U - Engine and gearbox connecting system and mining dump truck - Google Patents
Engine and gearbox connecting system and mining dump truck Download PDFInfo
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- CN216424083U CN216424083U CN202122463029.1U CN202122463029U CN216424083U CN 216424083 U CN216424083 U CN 216424083U CN 202122463029 U CN202122463029 U CN 202122463029U CN 216424083 U CN216424083 U CN 216424083U
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Abstract
The engine and gearbox connecting system is characterized by comprising an engine connecting disc system, a universal transmission shaft and a gearbox connecting disc system, wherein the engine connecting disc system and the gearbox connecting disc system are arranged oppositely, and the universal transmission shaft is connected between the engine connecting disc system and the gearbox connecting disc system in a transmission manner. The utility model discloses an engine and gearbox connected system installation and easy maintenance, transmission torque is reliable, has improved mine car operating efficiency. The utility model discloses still relate to a mining dump truck.
Description
Technical Field
The utility model relates to a mine car technical field, in particular to engine and gearbox connected system and mining dump truck.
Background
The existing connecting system of the engine and the gearbox of the mining dump truck comprises an engine and a gearbox, the engine is provided with a bearing seat shell, an engine output shaft extends in the bearing seat shell, a driven disc assembly is arranged in the bearing seat shell and corresponds to a clutch pressure plate assembly, the engine output shaft penetrates through the driven disc assembly and the clutch pressure plate assembly and extends out of the bearing seat, a transmission shaft is connected outside the bearing seat, a constant-speed transmission system is connected between the transmission shaft and the gearbox, the constant-speed transmission system is a double-moving joint and can cause unstable transmission rotation, the installation precision requirement of the constant-speed transmission system is high, the precision of the existing mine car is difficult to meet the requirement, in addition, the bearing seat shell and the bearing shell are split, the manufacturing cost of the mining dump truck is improved, the instability of transmission rotation is aggravated, the design life of parts of the transmission system is reduced, the direct connection between engine and the derailleur needs wholly to tear down to change when needing to change the clutch, and is very inconvenient, influences the operating efficiency of mine car simultaneously.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses an engine and gearbox connected system installation and easy maintenance, transmission moment is reliable, has improved the mine car operating efficiency.
The utility model provides an engine and gearbox connected system, includes engine connection pad system, universal drive shaft and gearbox connection pad system, engine connection pad system with gearbox connection pad system sets up relatively, universal drive shaft transmission connect in engine connection pad system with between the gearbox connection pad system.
In the utility model, the engine connecting disc system comprises a first flange and a first locking nut, the transmission connecting disc system comprises a second flange and a second locking nut, the universal transmission shaft comprises a first connecting end and a second connecting end which are opposite, and the first locking nut is used for fixedly connecting the first flange and the first connecting end; and the second locking nut is used for fixedly connecting the second flange plate with the second connecting end.
In the utility model, the engine connecting disc system further comprises a first power shaft, and the first power shaft is connected with the first flange plate through spline fitting; the gearbox connecting disc system further comprises a second power shaft, and the second power shaft is connected with the second flange plate in a spline fit mode.
The utility model discloses in, above-mentioned engine connection pad system still includes engine connection pad, first bearing and monolithic formula clutch, the engine connection pad is equipped with first shaft hole, first power shaft passes first shaft hole sets up, first bearing install in the first shaft hole, first bearing with first power shaft is connected, monolithic formula clutch with first power shaft passes through the spline fit and connects.
The utility model discloses in, above-mentioned engine connection pad system still includes first oil blanket, second oil blanket and first oil blanket lid, first oil blanket cover is located first power shaft, second oil blanket cover is located first ring flange, first bearing is located first oil blanket with between the second oil blanket, first oil blanket lid fixed connection in the engine connection pad, the second oil blanket is located first bearing with between the first oil blanket lid.
The utility model discloses in, above-mentioned engine connection pad system still includes flywheel and bent axle, the flywheel with the monolithic clutch is connected, the bent axle with the flywheel is connected.
The utility model discloses in, above-mentioned gearbox connection pad system still includes gearbox connection pad, second bearing and double disc clutch, the gearbox connection pad is equipped with the second shaft hole, the second power shaft passes the second shaft hole sets up, the second bearing install in the second shaft hole, the second bearing with the second power shaft is connected, double disc clutch with the second power shaft passes through the spline fit and connects.
The utility model discloses in, above-mentioned transmission connection pad system still includes third oil blanket, fourth oil blanket and second oil seal lid, the third oil blanket cover is located the second power shaft, the fourth oil blanket cover is located the second ring flange, the second bearing is located the third oil blanket with between the fourth oil blanket, second oil seal lid fixed connection in the transmission connection pad, the fourth oil blanket is located the second bearing with between the second oil seal lid.
In the present invention, the first power shaft includes a first end surface, the first end surface is adjacent to the first connection end, and an included angle between the first end surface and the end surface of the first connection end is smaller than 1 degree; the second power shaft comprises a second end face, the second end face is adjacent to the second connecting end, and an included angle between the second end face and the end face of the second connecting end is smaller than 1 degree.
The utility model discloses still relate to a mining dump truck, including foretell engine and gearbox connected system.
The utility model discloses an engine and gearbox connected system add universal drive shaft between engine connection pad system and gearbox connection pad system, shorten the change and the fitment time of gearbox and engine, improve mine car operating efficiency, it is reliable to make transmission moment, for example, the clutch is located the bell housing between engine and the gearbox, when the clutch needs to be changed, only need pull down two with universal drive shaft and gearbox connection pad system and can change the derailleur, very big shortening maintenance duration, the running cost in the mine car life cycle has been reduced, manpower and material resources have been practiced thrift.
Drawings
Fig. 1 is a schematic sectional structure diagram of an engine and transmission connecting system of the present invention.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In order to facilitate understanding of those skilled in the art, the present application provides a specific implementation process of the technical solution provided by the present application through the following embodiments.
Fig. 1 is the utility model discloses an engine and gearbox connected system sectional structure schematic diagram, as shown in fig. 1, engine and gearbox connected system include engine connection pad system 11, universal drive shaft 12 and gearbox connection pad system 13, and engine connection pad system 11 sets up with gearbox connection pad system 13 relatively, and universal drive shaft 12 transmission is connected between engine connection pad system 11 and gearbox connection pad system 13. In this embodiment, because the universal joint transmission shaft is flexible a big amount, can match the precision requirement of mining machinery manufacturing and processing completely, installation easy maintenance, and the transmission moment is reliable.
The utility model discloses an engine and gearbox connected system add universal drive shaft 12 between engine connection pad system 11 and gearbox connection pad system 13, shorten the change and the fitment time of gearbox and engine, improve mine car operating efficiency, it is reliable to make transmission moment, for example, the clutch is located the flywheel 119 shell between engine and the gearbox, when the clutch needs to be changed, only need pull down two with universal drive shaft 12 and gearbox connection pad system 13 and can change the derailleur, very big shortening maintenance duration, the running cost in the mine car life cycle has been reduced, manpower and materials resources have been practiced thrift.
Further, the engine connecting disc system 11 comprises a first flange 111 and a first locking nut, the transmission connecting disc system 13 comprises a second flange 131 and a second locking nut, the universal transmission shaft 12 comprises a first connecting end 121 and a second connecting end 122 which are opposite, and the first locking nut is used for fixedly connecting the first flange 111 and the first connecting end 121; the second locking nut is used for fixedly connecting the second flange 131 and the second connecting end 122.
Further, the engine connecting disc system 11 further comprises a first power shaft 112, and the first power shaft 112 is connected with the first flange 111 through spline fitting; the transmission connecting disc system 13 further comprises a second power shaft 132, and the second power shaft 132 is connected with the second flange plate 131 through spline fitting.
Further, the engine connecting disc system 11 further comprises an engine connecting disc 113, a first bearing 114 and a single-chip clutch 115, the engine connecting disc 113 is provided with a first shaft hole, the first power shaft 112 penetrates through the first shaft hole, the first bearing 114 is installed in the first shaft hole, the first bearing 114 is connected with the first power shaft 112, and the single-chip clutch 115 is connected with the first power shaft 112 in a spline fit mode. In the present embodiment, the direct mounting of the first bearing 114 on the engine connection pad 113 improves the mounting accuracy of the entire system, ensuring efficient input of the engine torque.
Further, the engine connecting disc system 11 further includes a first oil seal 116, a second oil seal 117 and a first oil seal cover 118, the first power shaft 112 is sleeved with the first oil seal 116, the first flange 111 is sleeved with the second oil seal 117, the first bearing 114 is located between the first oil seal 116 and the second oil seal 117, the first oil seal cover 118 is fixedly connected to the engine connecting disc 113, and the second oil seal 117 is located between the first bearing 114 and the first oil seal cover 118. In this embodiment, the first oil seal 116 and the second oil seal 117 are both circular rings, the two ends of the first bearing 114 are respectively sealed by the first oil seal 116 and the second oil seal 117, and the outside of the second oil seal 117 is sealed by the first oil seal cover 118, so that the first bearing 114 can be ensured not to be damaged when running in a severe mining environment, the reliability of the connection system of the engine and the gearbox is improved, and the problem of vibration of the connection system of the engine and the gearbox in the transmission process is avoided.
Further, the engine land system 11 further includes a flywheel 119 and a crankshaft, the flywheel 119 is connected to the one-piece clutch 115, and the crankshaft is connected to the flywheel 119. In the embodiment, the engine connecting disc system 11 can effectively transmit the torque of the engine crankshaft to the first flange 111, and the transmission efficiency is improved.
The operation principle of the engine land system 11 of the present embodiment is as follows: the crankshaft transmits torque to the flywheel 119, the clutch and the flywheel 119 are locked through the spigot positioning bolt, the clutch transmits the torque to the first power shaft 112, the first power shaft 112 is matched with the first flange 111 through a spline, the engine crankshaft torque is finally transmitted to the first flange 111, and the first flange 111 is matched with the universal joint transmission shaft to transmit the torque to the transmission connection disc system 13.
Further, the gearbox connecting disc system 13 further comprises a gearbox connecting disc 133, a second bearing 134 and a double-disc clutch 135, the gearbox connecting disc 133 is provided with a second shaft hole, the second power shaft 132 penetrates through the second shaft hole, the second bearing 134 is installed in the second shaft hole, the second bearing 134 is connected with the second power shaft 132, and the double-disc clutch 135 is connected with the second power shaft 132 in a spline fit mode. In this embodiment, the second bearing 134 is directly mounted on the transmission connecting disc 133, so that the mounting accuracy of the whole system is improved, the torque of the first power shaft 112 can be effectively transmitted to the friction plate type clutch and finally transmitted to a shaft of the transmission, and the efficient input of the engine torque is ensured.
Further, the transmission connecting disc system 13 further includes a third oil seal 136, a fourth oil seal 137 and a second oil seal cover 138, the third oil seal 136 is sleeved on the second power shaft 132, the fourth oil seal 137 is sleeved on the second flange 131, the second bearing 134 is located between the third oil seal 136 and the fourth oil seal 137, the second oil seal cover 138 is fixedly connected to the transmission connecting disc 133, and the fourth oil seal 137 is located between the second bearing 134 and the second oil seal cover 138. In this embodiment, the third oil seal 136 and the fourth oil seal 137 are both circular rings, the third oil seal 136 and the fourth oil seal 137 are respectively arranged at two ends of the second bearing 134 for sealing, and the outside of the fourth oil seal 137 is covered and sealed by the second oil seal cover 138, so that the second bearing 134 can be ensured not to be damaged during operation in a severe mining area environment, the reliability of the system is improved, and the problem of vibration of a transmission system is avoided.
The working principle of the transmission connecting disc system 13 of the embodiment is as follows: the second flange plate 131 is locked through a spline matched flange nut, torque is transmitted to the second power shaft 132, the second power shaft 132 is locked through a spigot positioning bolt, the torque is transmitted to the flywheel 119 of the gearbox connecting disc system 13, the flywheel 119 of the gearbox connecting disc system 13 is locked through the spigot positioning bolt, the torque is transmitted to the double-plate clutch, and finally the torque transmitted by the engine is transmitted to the gearbox through the double-plate clutch. In this embodiment, because the mining time of mine is limited, mining dump truck is pipelined work, adopts the running mode that "people stopped incessantly", consequently the utility model discloses an engine and gearbox connected system can shorten maintenance duration, improves operating efficiency.
Furthermore, the engine connecting disc 113 and the gearbox connecting disc 133 are all integrated castings, so that the precision is high, the concentricity of the engine connecting disc and the gearbox connecting disc can be fully guaranteed, the stability in the transmission process is improved, and the cost is lower.
Further, the first power shaft 112 comprises a first end surface, the first end surface is arranged adjacent to the first connection end 121, and an included angle between the first end surface and the end surface of the first connection end 121 is smaller than 1 degree, so that the vibration problem of a mine car system can be effectively avoided, and the reliability of the mine car is improved; the second power shaft 132 comprises a second end surface, the second end surface is arranged adjacent to the second connecting end 122, and an included angle between the second end surface and the end surface of the second connecting end 122 is smaller than 1 degree, so that the vibration problem of the mine car system can be effectively avoided.
The utility model discloses still relate to a mining dump truck, including foretell engine and gearbox connected system.
The utility model discloses not be limited to the specific details among the above-mentioned embodiment the utility model discloses a within the technical idea scope, can be right the technical scheme of the utility model carry out multiple simple variant, these simple variants all belong to the utility model discloses a protection scope. The various features described in the foregoing detailed description may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
Claims (10)
1. The utility model provides an engine and gearbox connected system, its characterized in that includes engine connection pad system (11), universal drive shaft (12) and gearbox connection pad system (13), engine connection pad system (11) with gearbox connection pad system (13) sets up relatively, universal drive shaft (12) transmission connect in engine connection pad system (11) with between gearbox connection pad system (13).
2. The engine to transmission connection system of claim 1, wherein the engine land system (11) comprises a first flange plate (111) and a first lock nut, the transmission land system (13) comprises a second flange plate (131) and a second lock nut, and the universal drive shaft (12) comprises opposite first and second connection ends (121, 122), the first lock nut for fixedly connecting the first flange plate (111) and the first connection end (121); the second locking nut is used for fixedly connecting the second flange plate (131) and the second connecting end (122).
3. The engine and transmission connection system of claim 2, wherein the engine land system (11) further comprises a first power shaft (112), the first power shaft (112) being connected with the first flange (111) by a spline fit; the gearbox connecting disc system (13) further comprises a second power shaft (132), and the second power shaft (132) is connected with the second flange plate (131) in a spline fit mode.
4. The engine and transmission connection system of claim 3, wherein the engine connection disc system (11) further comprises an engine connection disc (113), a first bearing (114) and a one-piece clutch (115), the engine connection disc (113) is provided with a first shaft hole, the first power shaft (112) is arranged through the first shaft hole, the first bearing (114) is arranged in the first shaft hole, the first bearing (114) is connected with the first power shaft (112), and the one-piece clutch (115) is connected with the first power shaft (112) through a spline fit.
5. The engine and gearbox connecting system of claim 4, wherein the engine connecting disc system (11) further comprises a first oil seal (116), a second oil seal (117) and a first oil seal cover (118), the first oil seal (116) is sleeved on the first power shaft (112), the second oil seal (117) is sleeved on the first flange plate (111), the first bearing (114) is located between the first oil seal (116) and the second oil seal (117), the first oil seal cover (118) is fixedly connected to the engine connecting disc (113), and the second oil seal (117) is located between the first bearing (114) and the first oil seal cover (118).
6. The engine and transmission coupling system of claim 5, wherein said engine land system (11) further comprises a flywheel (119) and a crankshaft, said flywheel (119) being coupled to said one-piece clutch (115), said crankshaft being coupled to said flywheel (119).
7. The engine-to-transmission connection system of claim 3, wherein the transmission connection disc system (13) further comprises a transmission connection disc (133), a second bearing (134) and a double plate clutch (135), the transmission connection disc (133) is provided with a second shaft hole, the second power shaft (132) is arranged through the second shaft hole, the second bearing (134) is installed in the second shaft hole, the second bearing (134) is connected with the second power shaft (132), and the double plate clutch (135) is connected with the second power shaft (132) through spline fit.
8. The engine and gearbox connecting system of claim 7, characterized in that the gearbox connecting disc system (13) further comprises a third oil seal (136), a fourth oil seal (137) and a second oil seal cover (138), the third oil seal (136) is sleeved on the second power shaft (132), the fourth oil seal (137) is sleeved on the second flange (131), the second bearing (134) is located between the third oil seal (136) and the fourth oil seal (137), the second oil seal cover (138) is fixedly connected to the gearbox connecting disc (133), and the fourth oil seal (137) is located between the second bearing (134) and the second oil seal cover (138).
9. The engine and transmission connection system of claim 3, wherein the first power shaft (112) includes a first end surface disposed adjacent the first connection end (121), the first end surface having an angle less than 1 ° with respect to an end surface of the first connection end (121); the second power shaft (132) comprises a second end face, the second end face is adjacent to the second connecting end (122), and an included angle between the second end face and the end face of the second connecting end (122) is smaller than 1 degree.
10. A mining dump truck characterized by comprising the engine and transmission connection system of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122463029.1U CN216424083U (en) | 2021-10-13 | 2021-10-13 | Engine and gearbox connecting system and mining dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122463029.1U CN216424083U (en) | 2021-10-13 | 2021-10-13 | Engine and gearbox connecting system and mining dump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216424083U true CN216424083U (en) | 2022-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122463029.1U Active CN216424083U (en) | 2021-10-13 | 2021-10-13 | Engine and gearbox connecting system and mining dump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216424083U (en) |
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2021
- 2021-10-13 CN CN202122463029.1U patent/CN216424083U/en active Active
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