CN215673126U

CN215673126U - Transmission shaft assembly of automobile generator

Info

Publication number: CN215673126U
Application number: CN202122057619.4U
Authority: CN
Inventors: 谢凯
Original assignee: Wuxi Xinyuan Electromechanical Precision Manufacturing Co ltd
Current assignee: Wuxi Xinyuan Electromechanical Precision Manufacturing Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-28
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a transmission shaft assembly of an automobile generator, which comprises a transmission shaft body, wherein the transmission shaft body comprises a rotor mounting section, a first shaft shoulder, a second shaft shoulder, a first bearing mounting section, a second bearing mounting section and a heat dissipation shell mounting section, the first shaft shoulder and the second shaft shoulder are symmetrically arranged at two sides of the rotor mounting section, and the first bearing mounting section and the second bearing mounting section are respectively arranged at positions close to the first shaft shoulder and the second shaft shoulder. According to the utility model, the adjusting device can drive the mounting rod to move, so that the driving belt wheel is driven to move, and the position of the driving belt wheel can be adjusted, so that the driving belt wheel is convenient to cooperate, the practicability of the driving shaft is greatly increased, the limiting device can limit and extrude the heat dissipation shell mounted on the driving shaft, so that the mounting is convenient, the falling condition can be avoided, and the heat dissipation effect is good.

Description

Transmission shaft assembly of automobile generator

Technical Field

The utility model relates to the technical field of generator transmission shafts, in particular to an automobile generator transmission shaft assembly.

Background

With the continuous development of automobile technology, automobile engines gradually develop towards small displacement, high power and high efficiency. With this, the power delivered by the engine accessory train is greatly increased. In order to reduce the problems of the aggravation of vibration impact of the engine, the increase of noise and the reduction of the service life of parts caused by the aggravation, the one-way belt pulley is applied to the automobile generator. The one-way belt pulley of the automobile generator mainly functions by the one-way function of the one-way bearing;

now relate to an automobile power generation machine transmission shaft assembly, traditional automobile power generation machine generally drives the driving pulley through the belt and rotates, and then drive whole transmission shaft and rotate, and current driving pulley generally all is direct mount on the transmission shaft, when the generator position is fixed, the position of driving pulley is fixed in succession, will wear and tear the belt when the deviation appears between driving pulley and the belt, thereby influence life, thereby greatly reduced the practicality, and do not have the stop device who sets up external heat dissipation shell, make the easy condition that appears dropping when the installation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the position of a transmission belt wheel on a transmission shaft is fixed, the adjustment cannot be carried out, the practicability is reduced and a limiting device for an external heat dissipation shell is not arranged in the prior art, and provides a transmission shaft assembly of an automobile generator.

In order to achieve the purpose, the utility model adopts the following technical scheme: a transmission shaft assembly of an automobile generator comprises a transmission shaft body, wherein the transmission shaft body comprises a rotor installation section, a first shaft shoulder, a second shaft shoulder, a first bearing installation section, a second bearing installation section and a heat dissipation shell installation section, the first shaft shoulder and the second shaft shoulder are symmetrically arranged on two sides of the rotor installation section, the first bearing installation section and the second bearing installation section are respectively arranged at positions close to the first shaft shoulder and the second shaft shoulder, the heat dissipation shell installation section is arranged at a position close to the second shaft shoulder, a first sliding hole is formed in the first bearing installation section, an installation rod is connected in the first sliding hole in a penetrating and sliding mode, an adjusting device is sleeved on the outer surface of the installation rod, one end of the adjusting device is fixedly connected with one side of the first bearing installation section, a transmission belt pulley is sleeved on the outer surface of one end of the installation rod, a second sliding hole is formed in the heat dissipation shell installation section, and a limiting device is arranged in the second sliding hole.

Furthermore, adjusting device includes the thread bush, the inner wall of thread bush is connected through the screw thread with the surface of installation pole, one side of thread bush is rotated and is connected with the connecting pipe, one end of connecting pipe and one side fixed connection of first bearing installation section.

Furthermore, a plurality of sliding grooves are formed in the periphery of the outer surface of the mounting rod, and a plurality of sliding strips corresponding to the sliding grooves are fixedly connected to the inner wall of the first sliding hole.

Furthermore, a first spring is arranged inside the first sliding hole, and one end of the first spring is in contact with the mounting rod.

Furthermore, the limiting device comprises a side cover, the side cover is embedded and installed inside the second sliding hole, the outer surface of the side cover is connected with an adjusting rod in a penetrating and rotating mode, a moving block in threaded connection is sleeved on the outer surface of one end, located inside the second sliding hole, of the adjusting rod, grooves are symmetrically formed in the outer surfaces of the top end and the bottom end of the moving block, a second spring is fixedly connected inside the grooves, the other end of the second spring is highly connected with limiting rods, and limiting grooves corresponding to the two limiting rods are symmetrically formed in the outer surface of the heat dissipation shell installation section.

Further, the surface of installation pole and the position cover that is close to driving pulley are equipped with lock nut through threaded connection, the one end internally mounted of installation pole has fixing bolt through threaded connection.

Furthermore, one end of the limiting rod penetrates through the limiting groove and extends to the outside, and the end, located at the outside, of the limiting rod is arc-shaped.

The utility model has the beneficial effects that:

1. when the automobile generator transmission shaft assembly is used, the installation rod can be driven to move through the arranged adjusting device, so that the transmission belt wheel is driven to move, the position of the transmission belt wheel can be adjusted, the transmission belt wheel is convenient to match, and the practicability of the transmission shaft is greatly improved.

2. When the automobile generator transmission shaft assembly is used, the limiting device can limit and extrude the heat dissipation shell arranged on the transmission shaft, so that the automobile generator transmission shaft assembly is convenient to install, and the condition of falling can be avoided.

3. When the automobile generator transmission shaft assembly is used, the first sliding hole, the second sliding hole, the sliding groove and the limiting groove can be used for radiating the inside of the transmission shaft, so that the radiating effect of the transmission shaft is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the first bearing mounting segment of the present invention;

FIG. 3 is a perspective view of the mounting bar of the present invention;

fig. 4 is a schematic view of the internal structure of the heat dissipation case mounting section of the present invention.

Illustration of the drawings:

1. a transmission shaft body; 101. a rotor mounting section; 102. a first shoulder; 103. a second shoulder; 104. a first bearing mounting section; 105. a second bearing mounting section; 106. a heat dissipation case mounting section; 1041. a first slide hole; 1042. mounting a rod; 1043. a drive pulley; 1044. a threaded sleeve; 1045. a connecting pipe; 1046. a chute; 1047. a slide bar; 1048. a first spring; 1049. a lock nut; 10410. fixing the bolt; 1061. a first slide hole; 1062. a side cover; 1063. adjusting a rod; 1064. a moving block; 1065. a groove; 1066. a second spring; 1067. a limiting rod; 1068. a limiting groove.

Detailed Description

Referring to fig. 1, a transmission shaft assembly of an automobile generator is disclosed, which includes a transmission shaft body 1, the transmission shaft body 1 includes a rotor mounting section 101, a first shoulder 102, a second shoulder 103, a first bearing mounting section 104, a second bearing mounting section 105 and a heat dissipation casing mounting section 106, the first shoulder 102 and the second shoulder 103 are symmetrically disposed at two sides of the rotor mounting section 101, the first bearing mounting section 104 and the second bearing mounting section 105 are respectively disposed at positions close to the first shoulder 102 and the second shoulder 103, the heat dissipation casing mounting section 106 is disposed at a position close to the second shoulder 103, a first sliding hole 1041 is disposed inside the first bearing mounting section 104, a mounting rod 1042 penetrates through and is slidably connected inside the first sliding hole 1041, an adjusting device is sleeved on an outer surface of the mounting rod 1042, one end of the adjusting device is fixedly connected to one side of the first bearing mounting section 104, a driving pulley 1043 is sleeved on an outer surface of the mounting rod 1042, second slide opening 1061 has been seted up to the inside of heat dissipation shell installation section 106, the internally mounted of second slide opening 1061 has stop device, the position cover that the surface of installation pole 1042 and be close to driving pulley 1043 is equipped with lock nut 1049 through threaded connection, the one end internally mounted of installation pole 1042 has fixing bolt 10410 through threaded connection, can press from both sides tightly driving pulley 1043 through lock nut 1049 and fixing bolt 10410, thereby greatly increased driving pulley 1043's stability.

Referring to fig. 2 and 3, the adjusting device includes a threaded sleeve 1044, an inner wall of the threaded sleeve 1044 is connected to an outer surface of the mounting rod 1042 through a thread, one side of the threaded sleeve 1044 is rotatably connected to a connecting pipe 1045, one end of the connecting pipe 1045 is fixedly connected to one side of the first bearing mounting section 104, a plurality of sliding grooves 1046 are formed around the outer surface of the mounting rod 1042, a plurality of sliding strips 1047 corresponding to the sliding grooves 1046 are fixedly connected to an inner wall of the first sliding hole 1041, the threaded sleeve 1044 is rotated to drive the mounting rod 1042 to move through the thread, and further drive the driving pulley 1043 to move, so that the driving pulley 1043 can be adjusted in position, so that the driving pulley 1043 is convenient to cooperate, thereby greatly increasing the practicability of the driving shaft, a first spring 1048 is disposed inside the first sliding hole 1041, one end of the first spring 1048 is in contact with the mounting rod 1042, and the mounting rod 1042 can be pressed through the disposed first spring 1048, thereby increasing stability.

Referring to fig. 4, the limiting device includes a side cover 1062, the side cover 1062 is embedded in the second sliding hole 1061, an adjusting rod 1063 is rotatably connected to an outer surface of the side cover 1062, a moving block 1064 connected through a thread is sleeved on an outer surface of one end of the adjusting rod 1063 located in the second sliding hole 1061, grooves 1065 are symmetrically formed on outer surfaces of a top end and a bottom end of the moving block 1064, a second spring 1066 is fixedly connected to the inside of the groove 1065, a limiting rod 1067 is highly connected to the other end of the second spring 1066, limiting grooves 1068 corresponding to the two limiting rods 1067 are symmetrically formed on an outer surface of the heat dissipation housing mounting section 106, one end of the limiting rod 1067 penetrates through the limiting groove 1068 and extends to the outside, the shape of the end of the limiting rod 1067 located outside is arc, the adjusting rod 1063 is rotated to drive the moving block 1064 to move, so as to drive the limiting rods 1067 at two ends to move, and further limit and extrude the heat dissipation housing mounted on the transmission shaft, thereby facilitating installation and avoiding the falling-off condition.

When using automobile generator transmission shaft assembly, when dislocation appears when driving pulley 1043 when the installation, rotate thread bush 1044, thereby rotate thread bush 1044 and drive installation pole 1042 through the screw thread and remove, and then drive driving pulley 1043 and remove, thereby can carry out position control to driving pulley 1043, thereby make driving pulley 1043 be convenient for cooperate, thereby reduce the wearing and tearing to the belt, and then greatly increased the practicality of transmission shaft, can extrude installation pole 1042 through the first spring 1048 that sets up this moment, thereby increase stability, when installing outside heat dissipation shell, it can drive movable block 1064 through the screw thread and remove to rotate regulation pole 1063, thereby drive the gag lever post 1067 at both ends and remove, and then can carry out spacing and extrusion to installing the heat dissipation shell on the transmission shaft, thereby be convenient for install, and can avoid appearing the condition that drops.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an automobile power generation machine transmission shaft assembly, includes transmission shaft body (1), its characterized in that: the transmission shaft body (1) comprises a rotor mounting section (101), a first shaft shoulder (102), a second shaft shoulder (103), a first bearing mounting section (104), a second bearing mounting section (105) and a heat dissipation shell mounting section (106), wherein the first shaft shoulder (102) and the second shaft shoulder (103) are symmetrically arranged on two sides of the rotor mounting section (101), the first bearing mounting section (104) and the second bearing mounting section (105) are respectively arranged at positions close to the first shaft shoulder (102) and the second shaft shoulder (103), the heat dissipation shell mounting section (106) is arranged at a position close to the second shaft shoulder (103), a first sliding hole (1041) is formed in the first bearing mounting section (104), a mounting rod (1042) penetrates through the first sliding hole (1041) in a sliding connection manner, an adjusting device is sleeved on the outer surface of the mounting rod (1042), one end of the adjusting device is fixedly connected with one side of the first bearing mounting section (104), the outer surface of one end of the mounting rod (1042) is sleeved with a transmission belt pulley (1043), a second sliding hole (1061) is formed in the heat dissipation shell mounting section (106), and a limiting device is mounted in the second sliding hole (1061).

2. The automotive alternator driveshaft assembly of claim 1, wherein: the adjusting device comprises a threaded sleeve (1044), the inner wall of the threaded sleeve (1044) is connected with the outer surface of the mounting rod (1042) through threads, one side of the threaded sleeve (1044) is rotatably connected with a connecting pipe (1045), and one end of the connecting pipe (1045) is fixedly connected with one side of the first bearing mounting section (104).

3. The automotive alternator driveshaft assembly of claim 1, wherein: a plurality of sliding grooves (1046) are formed in the periphery of the outer surface of the mounting rod (1042), and a plurality of sliding strips (1047) corresponding to the sliding grooves (1046) are fixedly connected to the inner wall of the first sliding hole (1041).

4. The automotive alternator driveshaft assembly of claim 1, wherein: a first spring (1048) is arranged inside the first sliding hole (1041), and one end of the first spring (1048) is in contact with the mounting rod (1042).

5. The automotive alternator driveshaft assembly of claim 1, wherein: the limiting device comprises a side cover (1062), the side cover (1062) is embedded in a second sliding hole (1061), an adjusting rod (1063) is connected to the outer surface of the side cover (1062) in a penetrating and rotating mode, a moving block (1064) in threaded connection is sleeved on the outer surface of one end, located inside the second sliding hole (1061), of the adjusting rod (1063), grooves (1065) are symmetrically formed in the outer surfaces of the top end and the bottom end of the moving block (1064), second springs (1066) are fixedly connected inside the grooves (1065), limiting rods (1067) are highly connected to the other ends of the second springs (1066), and limiting grooves (1068) corresponding to the two limiting rods (1067) are symmetrically formed in the outer surface of the heat dissipation shell mounting section (106).

6. The automotive alternator driveshaft assembly of claim 1, wherein: the outer surface of the mounting rod (1042) and the position close to the driving belt pulley (1043) are sleeved with a locking nut (1049) connected through threads, and a fixing bolt (10410) connected through threads is mounted inside one end of the mounting rod (1042).

7. The automotive alternator driveshaft assembly of claim 5, wherein: one end of the limiting rod (1067) penetrates through the limiting groove (1068) and extends to the outside, and the shape of one end of the limiting rod (1067) located at the outside is arc-shaped.