CN217842428U

CN217842428U - Stable form car motor axle core

Info

Publication number: CN217842428U
Application number: CN202221925749.3U
Authority: CN
Inventors: 陈仕杰
Original assignee: NINGBO CHANCE SHAFT CO LTD
Current assignee: NINGBO CHANCE SHAFT CO LTD
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-18
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a stable form automobile motor axle core, including the axle center body, the up end middle part fixed mounting of axle center body has the transition axle, the transition axle is the hollow shaft, fixed mounting has the actuating lever in the transition axle, the draw-in groove has been seted up to the up end of axle center body. The utility model discloses beneficial effect: through setting up the draw-in groove, the connecting hole, first snap ring, the head rod, the second snap ring, the second connecting rod and connection protection section of thick bamboo, make the device pass through the draw-in groove, the connecting hole, first snap ring, the head rod, the second snap ring, mutually supporting of second connecting rod can carry out the restriction of position to the connection protection section of thick bamboo between axle center body and the connecting device, and make the connection protection section of thick bamboo easily dismantle the installation, the setting of connecting protection section of thick bamboo plays the effect to transition axle protection, avoid the vibration that produces or shake to lead to transition axle fragile in the car traveles, thereby make the problem that the device's life reduces.

Description

Stable form car motor axle core

Technical Field

The utility model relates to a motor shaft core, concretely relates to stable form automobile motor shaft core.

Background

An electric machine is a general machine that converts mechanical energy into electric energy and converts electric energy into mechanical energy. Because the electric automobile adopts the power battery as the vehicle-mounted energy source, the capacity of the power battery is limited, and most driving systems adopt an energy feedback technology in order to prolong the driving range as far as possible, namely, when the automobile is braked, the kinetic energy lost by wheels is fed back to the battery through the controller, the motor is in a power generation state, and the generated electricity is transmitted to the battery. The motor shaft core is an important component for forming the motor. At present, when the existing automobile motor shaft core is connected with connecting equipment, a transition shaft of one section of shaft core is arranged between the automobile motor shaft core and the connecting equipment, and the transition shaft is easy to damage due to vibration or shaking generated in the running process of an automobile, so that the service life of the shaft core is shortened.

Therefore, based on the above problems, we have designed a stable automobile motor shaft core to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stable form automobile motor axle core to when current automobile motor axle core is connected with connecting device in the solution technique, there is the transition axle of one section axle core between automobile motor axle core and the connecting device, and the vibration that produces in the car traveles or the shake can lead to transition axle fragile, thereby reduces the life problem of axle core.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a stable form automobile motor axle core, includes the axle center body, the up end middle part fixed mounting of axle center body has the transition axle, the transition axle is the hollow shaft, fixed mounting has the actuating lever in the transition axle, the draw-in groove has been seted up to the up end of axle center body, a plurality of connecting holes have been seted up in proper order to the inboard bottom of draw-in groove, the top of axle center body is equipped with connects the protection section of thick bamboo, and connect the protection section of thick bamboo cover and establish on the transition axle, the lower terminal surface fixed mounting who connects the protection section of thick bamboo has first snap ring, the lower terminal surface fixed mounting of first snap ring has a plurality of head rods in proper order, a plurality of head rods correspond each other with a plurality of connecting hole positions in the draw-in groove respectively to a plurality of head rods insert respectively and establish in a plurality of connecting holes, the up end fixed mounting who connects the protection section of thick bamboo has the second snap ring, the up end fixed mounting of second snap ring has a plurality of second connecting rods in proper order.

Preferably, the outer wall surface of the driving rod, which is far away from one end of the transition shaft, is provided with two notches, the two notches are equal in size, and the two notches correspond to each other in position.

Preferably, a buffer shell is arranged on one side of the axle center body, the buffer shell is sleeved on the outer wall surface of the axle center body, a filling layer is arranged between the inner wall surface and the outer wall surface of the buffer shell, and EPE filler is filled in the filling layer.

Preferably, the outer wall surface of the connection protection cylinder is fixedly provided with a plurality of reinforcing ribs which are arranged in sequence at equal intervals, and two adjacent reinforcing ribs are connected end to end.

Preferably, the lower terminal surface fixed mounting of axle center body has the fixed axle, the below of fixed axle is equipped with the fixed block, the fixed block corresponds each other with the position of fixed axle, and the fixed block cover is established on the fixed axle, first spacing groove has been seted up to the outer wall of fixed block, first spacing groove is equipped with a plurality ofly, and a plurality of first spacing grooves are equidistant arranges in proper order.

Preferably, the outer wall surface of the buffer shell is provided with a plurality of second limiting grooves, and the plurality of second limiting grooves are arranged in sequence at equal intervals.

Preferably, the outer diameter of each of the first connecting rods is matched with the inner diameter of each of the connecting holes.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model discloses, through setting up the draw-in groove, the connecting hole, first snap ring, the head rod, the second snap ring, second connecting rod and connection protection section of thick bamboo, like this when needs are connected motor shaft core and jointing equipment, will connect protection sleeve cover and establish at the transition epaxially, and make the head rod on the connection protection section of thick bamboo correspond in proper order with the connecting hole position in the draw-in groove, promote downwards and connect protection section of thick bamboo, make the head rod on the connection protection section of thick bamboo insert in proper order in the connecting hole of establishing in the draw-in groove, continue to promote downwards and connect protection section of thick bamboo, until will connect protection section of thick bamboo down the first snap ring card of terminal surface establish in the draw-in groove of axle center body up end can, connect protection section of thick bamboo and this body coupling back, be connected epaxial actuating lever and jointing equipment and be connected, also make the second snap ring of connecting protection section of thick bamboo one end simultaneously, the second connecting rod all be connected with jointing equipment can, compare traditional device, this device add make the device pass through the draw-in groove, the connecting hole, first snap ring, the head rod, the connection section of thick bamboo that the protection section of thick bamboo that adds, thereby the easy dismantlement that the protection shaft that leads to the protection that the protection shaft that sets up and the life-off reduces, thereby the protection section of automobile protection section of automobile is easy to the damage that the protection that leads to the transportation that the protection that leads to the installation, the protection is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is the overall structure diagram of the present invention.

Fig. 2 is an exploded view of the axle body and the connecting protection cylinder of the present invention.

Fig. 3 is an exploded view of the axle body and the connecting protection cylinder of the present invention.

Fig. 4 is an exploded view of the axle center body, the buffer shell, the fixing shaft and the fixing block of the present invention.

Fig. 5 is a sectional view of the buffering shell of the present invention.

Description of reference numerals:

1. an axis body; 2. a transition shaft; 3. a drive rod; 4. a card slot; 5. connecting holes; 6. connecting a protection cylinder; 7. a first snap ring; 8. a first connecting rod; 9. a second snap ring; 10. a second connecting rod; 11. a notch; 12. a buffer shell; 13. reinforcing ribs; 14. a fixed shaft; 15. a fixed block; 16. a first limit groove; 17. a second limit groove.

Detailed Description

The utility model provides a stable automobile motor shaft core as shown in figures 1-5, which comprises a shaft core body 1, the middle part of the upper end surface of the axle center body 1 is fixedly provided with a transition shaft 2, the transition shaft 2 is a hollow shaft, a driving rod 3 is fixedly arranged in the transition shaft 2, a clamping groove 4 is arranged on the upper end surface of the shaft center body 1, a plurality of connecting holes 5 are sequentially arranged at the bottom end of the inner side of the clamping groove 4, a connecting protection cylinder 6 is arranged above the axle center body 1, the connecting protection cylinder 6 is sleeved on the transition shaft 2, the lower end surface of the connecting protection cylinder 6 is fixedly provided with a first snap ring 7, the first snap ring 7 is clamped in the clamping groove 4 on the upper end surface of the axle center body 1, a plurality of first connecting rods 8 are fixedly arranged on the lower end surface of the first snap ring 7 in sequence, the plurality of first connecting rods 8 correspond to the plurality of connecting holes 5 in the clamping groove 4 respectively, and a plurality of first connecting rods 8 are respectively inserted into the plurality of connecting holes 5, the upper end surface of the connecting protection cylinder 6 is fixedly provided with a second snap ring 9, compared with the traditional device, the additional arrangement of the device can limit the position of the connecting protection cylinder 6 between the axle body 1 and the connecting equipment through the mutual matching of the clamping groove 4, the connecting hole 5, the first clamping ring 7, the first connecting rod 8, the second clamping ring 9 and the second connecting rod 10, and make the connection protection section of thick bamboo 6 easily dismantle the installation, the setting of connection protection section of thick bamboo 6 plays the effect to transition axle 2 protection, avoids the vibration that produces or shake in the automobile goes and leads to transition axle 2 fragile to make the problem that the life of device reduces.

Further, in the above technical scheme, the outer wall surface of the driving rod 3, which is far away from the end of the transition shaft 2, is provided with two notches 11, the sizes of the two notches 11 are equal, and the positions of the two notches 11 correspond to each other, one side of the shaft center body 1 is provided with the buffer shell 12, the buffer shell 12 is sleeved on the outer wall surface of the shaft center body 1, a filling layer is arranged between the inner wall surface and the outer wall surface of the buffer shell 12, the filling layer is filled with EPE filler, the outer wall surface of the connection protection cylinder 6 is fixedly provided with the reinforcing ribs 13, the reinforcing ribs 13 are provided with a plurality of reinforcing ribs 13, the reinforcing ribs 13 are arranged in sequence at equal intervals, the two adjacent reinforcing ribs 13 are connected end to end, the notches 11 on the driving rod 3 enable the driving rod 3 to be more stable with the connection device, the EPE filler in the buffer shell 12 plays a role in relieving the vibration of the automobile in the driving process, and the reinforcing ribs 13 can effectively improve the strength of the connection protection cylinder 6.

Further, in the above technical scheme, a fixed shaft 14 is fixedly mounted on the lower end face of the shaft center body 1, a fixed block 15 is arranged below the fixed shaft 14, the fixed block 15 corresponds to the fixed shaft 14 in position, the fixed block 15 is sleeved on the fixed shaft 14, a first limiting groove 16 is formed in the outer wall face of the fixed block 15, a plurality of first limiting grooves 16 are arranged in sequence at equal intervals, a second limiting groove 17 is formed in the outer wall face of the buffer shell 12, a plurality of second limiting grooves 17 are arranged in sequence at equal intervals, the outer diameter of the first connecting rods 8 is matched with the inner diameter of the connecting holes 5, and the fixed block 15 and the buffer shell 12 are connected with the motor more stably due to the arrangement of the first limiting grooves 16 and the second limiting grooves 17.

Principle of operation

The implementation mode is specifically as follows: when a user needs to use the device, the user firstly connects the fixing block 15 and the buffer shell 12 with the motor, then sleeves the connecting protection cylinder 6 on the transition shaft 2, and makes the first connecting rod 8 on the connecting protection cylinder 6 correspond to the connecting hole 5 in the clamping groove 4 in position in sequence, pushes the connecting protection cylinder 6 downwards, makes the first connecting rod 8 on the connecting protection cylinder 6 be inserted in the connecting hole 5 in the clamping groove 4 in sequence, continues to push the connecting protection cylinder 6 downwards until the first clamping ring 7 connected with the lower end face of the protection cylinder 6 is clamped in the clamping groove 4 on the upper end face of the shaft center body 1, after the connecting protection cylinder 6 is connected with the shaft center body 1, connects the driving rod 3 on the transition shaft 2 with the connecting device, and simultaneously, makes the second clamping ring 9 and the second connecting rod 10 connected with one end of the protection cylinder 6 be connected with the connecting device.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a stable form automobile motor axle core, includes axle center body (1), its characterized in that: the utility model discloses a bearing protection shaft, including axle center body (1), transition axle (2) are the hollow shaft, fixed mounting has actuating lever (3) in transition axle (2), draw-in groove (4) have been seted up to the up end of axle center body (1), a plurality of connecting holes (5) have been seted up in proper order to draw-in groove (4) inboard bottom, the top of axle center body (1) is equipped with connects a protection section of thick bamboo (6), and connect a protection section of thick bamboo (6) cover and establish on transition axle (2), the lower terminal surface fixed mounting who connects a protection section of thick bamboo (6) has first snap ring (7), first snap ring (7) card is established in draw-in groove (4) of axle center body (1) up end, the lower terminal surface fixed mounting in proper order of first snap ring (7) has a plurality of head rods (8), and a plurality of first head rods (8) correspond each other with a plurality of connecting hole (5) positions in draw-in groove (4) respectively to a plurality of first connecting rods (8) insert respectively and establish in a plurality of connecting holes (5), the second snap ring (10) are installed in proper order to the last terminal surface of connecting protection section of connecting rod (6).

2. The stabilized automotive motor shaft core of claim 1, wherein: the outer wall face, far away from transition axle (2) one end, of actuating lever (3) is seted up jaggedly (11), jaggy (11) are equipped with two, and the size of two jaggies (11) equals to the position of two jaggies (11) corresponds each other.

3. The stabilized automotive electric machine shaft core according to claim 1, wherein: one side of the axle center body (1) is provided with a buffer shell (12), the buffer shell (12) is sleeved on the outer wall surface of the axle center body (1), a filling layer is arranged between the inner wall surface and the outer wall surface of the buffer shell (12), and EPE filler is filled in the filling layer.

4. The stabilized automotive motor shaft core of claim 1, wherein: the outer wall fixed mounting who connects a protection section of thick bamboo (6) has strengthening rib (13), strengthening rib (13) are equipped with a plurality ofly, and equidistant range in proper order is arranged in a plurality of strengthening ribs (13) to two adjacent strengthening ribs (13) end to end are connected.

5. The stabilized automotive motor shaft core of claim 1, wherein: the lower terminal surface fixed mounting of axle center body (1) has fixed axle (14), the below of fixed axle (14) is equipped with fixed block (15), the position of fixed block (15) and fixed axle (14) corresponds each other, and fixed block (15) cover is established on fixed axle (14), first spacing groove (16) have been seted up to the outer wall of fixed block (15), first spacing groove (16) are equipped with a plurality ofly, and a plurality of first spacing groove (16) are equidistant to be arranged in proper order.

6. A stabilized automotive motor shaft core according to claim 3, characterized in that: the outer wall surface of the buffer shell (12) is provided with a plurality of second limiting grooves (17), and the plurality of second limiting grooves (17) are arranged in sequence at equal intervals.

7. The stabilized automotive electric machine shaft core according to claim 1, wherein: the outer diameters of the first connecting rods (8) are matched with the inner diameters of the connecting holes (5).