CN209233636U

CN209233636U - A kind of line export structure for oil-cooled motor

Info

Publication number: CN209233636U
Application number: CN201822269860.1U
Authority: CN
Inventors: 郝庆军; 赵韶楠
Original assignee: Kaibo Controllable Drive (suzhou) Co Ltd
Current assignee: Capotech (Suzhou) Co., Ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2019-08-09
Anticipated expiration: 2028-12-29

Abstract

The utility model discloses a kind of line export structure for oil-cooled motor, including base, base inner has stator and rotor, the side of base is combined with end cap, has a channel on end cap, communicates with base inner, it further include fixed frame, sleeve on fixed frame is inserted into channel, axial seal between fixed frame and end cap, terminal pass through sleeve and with sleeve radial seal, pass through above technical scheme, oil leakage phenomenon can be prevented, and assembly technology can be simplified, reduces cost.

Description

A kind of line export structure for oil-cooled motor

Technical field

The utility model relates to the wiring harness interface technical field of structures of oil-cooled motor, in particular with the line of oil-cooled motor Beam interface sealing structure.

Background technique

It is broadly divided into oil-cooled motor and water-cooled machine applied to the motor of new energy vehicle at present, for oil-cooled motor Speech, since cooling oil is flowed in base inner, and stator needs to be connected with external circuit, and connecting portion is be easy to cause to occur Oil leakage phenomenon.

In the prior art in order to solve this problem, using line set will be assembled on harness, by crossing line set and connecting hole Between cooperation overcome this disadvantage, so disadvantage is that, since harness is usually three-phase outlet, section is not advised Then, assembled line set to solve this technical problem and will obviously bring oil leak risk, and its to the processing request for crossing line set with And assembly technology requirement is also very high.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of line export structure for oil-cooled motor, leads to It crosses and carries out axial seal using fixed frame, the sleeve progress radial seal of terminal and fixed frame simplifies assembly technology, Er Qiemi Seal high reliablity.

The technical solution of the utility model is as follows:

A kind of line export structure for oil-cooled motor, including base, base inner have stator and rotor, the one of base Side is combined with end cap, has a channel on end cap, communicates with base inner, further include fixed frame, the sleeve on fixed frame Be inserted into channel, axial seal between fixed frame and end cap, terminal pass through sleeve and with sleeve radial seal.

Further, the fixed frame includes pedestal, and sleeve is connected in the middle part of pedestal, and pedestal is contacted with end cap seal； The part that the terminal is matched with sleeve is cylindrical structure, at least one radial seal groove, sealing are equipped on the position Slot is arranged with sealing ring, has limit stop ring in the inner wall of sleeve.

Preferably, the cover internal has room, junction block is located at the interior bottom of the room, junction block can connect Receive the end of the terminal.

Further, the end of terminal has location hole, is in contact, is connecing at the top of the end of the terminal and junction block The top surface of line seat has groove, matches with the location hole, and bolt passes through the terminal and matches with groove.

Preferably, outlet hole is equipped on the end cap, the direction of outlet and the direction of terminal are perpendicular, and harness is by going out String holes enters in room, and harness is in contact by copper bar with terminal, and terminal is mutually fixed by bolt.

Preferably, the copper bar is L-type structure, offers through-hole in one end, is mutually compressed by the bolt with terminal, The other end is connected by fixing piece with harness.

Further, briquetting is additionally provided on copper bar, the bolt passes through the briquetting, copper bar, terminal is fastened, end It stretches in groove and is fitted close.

Further, supporting block is additionally provided on the briquetting, the other side of copper bar is located at the side of supporting block, passes through Fixing piece passes through harness and copper bar, and end stretches to inside supporting block, locks harness and copper bar.

Preferably, outlet hole is equipped on the end cap, the direction of outlet and the direction of terminal are parallel, and harness is by going out String holes enters in room, and harness is directly connected with the end of terminal.

Preferably, thickness of the end cap at the position for opening up channel is greater than the thickness at other positions.

The utility model has the advantages that by setting fixed frame sleeve is arranged, by the way that sleeve to be inserted into the utility model on fixed frame In channel, axial seal between fixed frame and end cap, terminal pass through sleeve and with sleeve radial seal, realize to line outlet portion The sealing of position, change in the prior art using by the way of line set is sealed, improve sealing effect, simplify assembler Skill.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of cross-sectional view of the line export structure for oil-cooled motor disclosed in the utility model embodiment；

Fig. 2 is the structural schematic diagram of fixed frame disclosed in the utility model embodiment；

Fig. 3 shows the structural schematic diagram of terminal.

Number and corresponding component title represented by letter in figure:

1, base；2, end cap；3, fixed frame；31, sleeve；32, pedestal；33, retaining ring；4, terminal；5, sealing ring；6, wiring Seat；7, copper bar；8, briquetting；9, supporting block；10, harness.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Detailed description.

Fig. 1 shows a kind of cross-sectional view of line export structure for oil-cooled motor comprising base has in base inner There are stator and rotor, stator is located at the periphery of rotor, and after energization, rotor is able to carry out rotation under the influence of a magnetic field, and stator is logical Cross the connection for connecting and being realized with external power supply with terminal 4.

End cap 2 is combined in the end of the base 1, and the end cap 2 can be by way of pin shaft or welding and machine Seat 1 is connected, and is not particularly limited herein, has a channel on the end cap 2, channel is for stator and external power supply It is connected, to transmit energy by channel.

Fig. 2 shows the structural schematic diagrams of fixed frame, and in Fig. 2, the fixed frame 3 includes pedestal 32, in the pedestal 32 middle part has sleeve 31, and the pedestal 32 is obviously increased in the position of arrangement sleeve 31, the thickness compared to other positions, And after sleeve 31 is connected with pedestal 32, communicating structure is formed, there is retaining ring 33 in the inner wall of sleeve 31, the retaining ring 33 is half Arcuate structure, for limiting the position of terminal 4.

The periphery of the end cap 2 is equipped with threaded hole combined with Figure 1 and Figure 2, end cap 2 can be fixed on institute by fastener It states on base 1, there is sealing ring 5 on the end cap 2, after end cap 2 fits with base 1, sealing ring can play axial direction The effect of sealing, similarly, sleeve 31 can be deep enough in channel, fit with channel.

Fig. 3 shows the structural schematic diagram of terminal, and the terminal 4 is polymorphic structure, and left part is flat structure, Middle section is large cylindrical structure, and right part is roundlet column construction, wherein offers diameter on the diametric plane of middle section To the groove of structure, it is arranged with sealing ring 5 on groove, offers location hole in left part.

In conjunction with Fig. 1, terminal 4 is inserted into the sleeve 31, it can will be between terminal 4 and sleeve 31 by sealing ring 5 Gap be sealed, realize radial seal, it is ensured that be sealing state between the inside of base 1 and 2 outside of end cap；In Fig. 1, institute Stating has room inside end cap 2, the terminal 4 and the fixed frame 3 are respectively positioned in the end cap 2, offer out on end cap 2 String holes, harness 10 are connected by outlet hole with terminal 4.

It can change the direction of harness 10 using the appearance structure in Fig. 1 as the outlet method of a kind of complexity, be convenient for Vehicle carries out space layout, and specifically, the direction of outlet direction and terminal 4 that the outlet hole requires is perpendicular, and harness 10 passes through It crosses outlet hole to enter in room, described flourish indoor with junction block 6, the bottom surface of the junction block 6 and the interior bottom phase of room Contact, the top surface of junction block 6 are in contact with the top surface of terminal 4, i.e., the height of junction block 6 is equal to interior bottom of the terminal 4 apart from room Highly, opened up on the surface of junction block 6 fluted, the groove is corresponding with the location hole of terminal 4, can will be held by bolt Son 4 is locked with junction block 6, the position of fixing terminal 4.

Here, it should also be noted that, retaining ring 33 also can be set in sleeve 31, when terminal 4 is inserted into sleeve 31 Afterwards, moving horizontally for terminal 4 can be limited by retaining ring 33, the shape of the retaining ring 33 is that can be and sleeve 31 inner wall one Half arcuate structure to connect.

It further include the copper bar 7 being connected with harness 10, wherein copper bar 7 is L-type structure, and one end of copper bar 7 is pressed together on terminal 4 Top surface, through-hole is also offered on copper bar 7, and pressure sets briquetting 8 on copper bar 7, screw bolt passes briquetting 8, copper bar 7, end After son 4, matches and tighten with the groove of junction block 6, connect and be integrated.

The briquetting 8 is connected with supporting block 9, and the supporting block 9 is in contact with the another a line of copper bar 7, and harness 10 is from out String holes stretches to the position being connected with copper bar 7, and harness 10, copper bar 7 are connected with supporting block 9 by bolt.

In addition, when outlet hole is located at the left side of end cap 2, when being in same horizontal line with terminal 4, it is thus only necessary to pass through harness 10 directly through outlet hole, is then connected with the terminal 4 of junction block 6.

By above technical scheme, the utility model solves the structure of the terminal line outlet of oil-cooled motor in the prior art Leakage, and its terminal that can adapt to polymorphic structure are protected without complicated hot jacket mode, improve dress With efficiency and leakproofness.

Above-described is only preferred embodiments of the present invention, it is noted that for the ordinary skill of this field For personnel, without departing from the concept of the present invention, various modifications and improvements can be made, these all belong to In the protection scope of the utility model.

Claims

1. a kind of line export structure for oil-cooled motor, including base, base inner has stator and rotor, the side of base It is combined with end cap, there is a channel on end cap, communicated with base inner, which is characterized in that further include fixed frame, fixed frame On sleeve be inserted into channel, axial seal between fixed frame and end cap, terminal pass through sleeve and with sleeve radial seal.

2. a kind of line export structure for oil-cooled motor according to claim 1, which is characterized in that the fixed frame packet Pedestal is included, sleeve is connected in the middle part of pedestal, pedestal is contacted with end cap seal；The part that the terminal is matched with sleeve is circle Column construction, is equipped at least one radial seal groove on the position, and seal groove is arranged with sealing ring, has in the inner wall of sleeve Limit stop ring.

3. a kind of line export structure for oil-cooled motor according to claim 1, which is characterized in that the cover internal With room, junction block is located at the interior bottom of the room, junction block can receive the end of the terminal.

4. a kind of line export structure for oil-cooled motor according to claim 3, which is characterized in that the end of terminal has There is location hole, be in contact at the top of the end of the terminal and junction block, there is groove in the top surface of junction block, with the positioning Hole matches, and bolt passes through the terminal and matches with groove.

5. a kind of line export structure for oil-cooled motor according to claim 4, which is characterized in that on the end cap Equipped with outlet hole, the direction of outlet and the direction of terminal are perpendicular, and harness enters in room by outlet hole, and harness passes through copper Row is in contact with terminal, and terminal is mutually fixed by bolt.

6. a kind of line export structure for oil-cooled motor according to claim 5, which is characterized in that the copper bar is L Type structure offers through-hole in one end, is mutually compressed by the bolt with terminal, and the other end passes through fixing piece and harness phase It connects.

7. a kind of line export structure for oil-cooled motor according to claim 6, which is characterized in that also set on copper bar There is briquetting, the bolt passes through the briquetting, copper bar, terminal is fastened, end stretches in groove and is fitted close.

8. a kind of line export structure for oil-cooled motor according to claim 7, which is characterized in that on the briquetting It is additionally provided with supporting block, the other side of copper bar is located at the side of supporting block, passes through harness and copper bar by fixing piece, end stretches to Inside supporting block, harness and copper bar are locked.

9. a kind of line export structure for oil-cooled motor according to claim 4, which is characterized in that on the end cap Equipped with outlet hole, the direction of outlet and the direction of terminal are parallel, and harness enters in room by outlet hole, harness directly with The end of terminal is connected.

10. a kind of line export structure for oil-cooled motor according to claim 1, which is characterized in that the end cap exists The thickness for opening up the position in channel is greater than the thickness at other positions.