CN211701685U - New energy automobile motor waterproof connection structure of easy location installation - Google Patents
New energy automobile motor waterproof connection structure of easy location installation Download PDFInfo
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- CN211701685U CN211701685U CN202020363586.9U CN202020363586U CN211701685U CN 211701685 U CN211701685 U CN 211701685U CN 202020363586 U CN202020363586 U CN 202020363586U CN 211701685 U CN211701685 U CN 211701685U
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Abstract
The utility model provides a new energy automobile motor waterproof connection structure of easy location installation, it includes: the bearing press plate is characterized in that a boss and a groove are arranged on one side surface of the bearing press plate, the groove is circumferentially arranged around the boss, and the boss is provided with a blind hole; the cover plate is arranged on the surface of one side of the bearing pressing plate, and is provided with a counter bore which can accommodate the boss; the connecting piece is arranged in the counter bore and the blind hole, and the bearing pressing plate is connected with the cover plate through the connecting piece; and the sealing element is arranged in the groove and is positioned between the bearing pressing plate and the cover plate. The bearing pressing plate is rotated, and the boss is correspondingly matched with the counter bore, so that the assembly efficiency is improved, and the risk of water leakage is avoided in the thread clearance.
Description
Technical Field
The utility model relates to a new energy automobile motor waterproof connection structure of easy location installation belongs to new energy automobile motor field of making.
Background
At present, in the structural design of a new energy automobile motor, a bearing at the front end is a fixed end, a bearing pressing plate is usually adopted to press an outer ring of the bearing to be axially positioned, and a circle of uniformly distributed screws are used for fastening. For example, chinese patent ZL201820196572.5 discloses a positioning structure of a bearing pressing plate, which includes a motor end cover and a bearing pressing plate; the motor end cover is provided with a bearing chamber for accommodating a bearing; the bearing pressing plate is packaged outside the bearing chamber, is connected with the motor end cover and is used for axially positioning the bearing; the motor end cover is provided with a bearing chamber, a first positioning component is arranged on the periphery of the bearing chamber, a second positioning component is arranged on the bearing pressing plate, the bearing pressing plate and the motor end cover are positioned through the matching of the first positioning component and the second positioning component, threaded holes are correspondingly formed in the motor end cover and the bearing pressing plate, and screws are arranged in the threaded holes to realize the connection of the motor end cover and the bearing pressing plate. Through the cooperation of first locating part and second locating part, realize the location of bearing clamp plate and motor end cover, loaded down with trivial details counterpoint process can be avoided to this structure, guarantees bearing clamp plate and motor end cover pinpoint, simplifies the installation of bearing clamp plate, improves bearing clamp plate's assembly efficiency, save time cost.
However, in the structure, the seam of the screw has the risk of water leakage, and meanwhile, the positioning component and the connecting component are independently arranged, so that the structural complexity is increased, and more space is occupied.
In view of the above, the utility model aims at providing a new energy automobile motor waterproof connection structure of easy location installation, solves foretell one or more technical problem.
SUMMERY OF THE UTILITY MODEL
In order to solve one or more technical problem among the prior art, according to the utility model discloses an aspect provides a new energy automobile motor waterproof connection structure of easy location installation, and its characterized in that includes:
the bearing press plate is characterized in that a boss and a groove are arranged on one side surface of the bearing press plate, the groove is circumferentially arranged around the boss, and the boss is provided with a blind hole;
the cover plate is arranged on the surface of one side of the bearing pressing plate, and is provided with a counter bore which can accommodate the boss;
the connecting piece is arranged in the counter bore and the blind hole, and the bearing pressing plate is connected with the cover plate through the connecting piece; and
and the sealing element is arranged in the groove and is positioned between the bearing pressing plate and the cover plate.
According to another aspect of the invention, the blind hole extends into the bearing pressure plate.
According to the utility model discloses in another aspect, the bearing clamp plate is the front end bearing clamp plate of new energy automobile motor.
According to the utility model discloses in another aspect, the apron is the front end housing of new energy automobile motor.
According to the utility model discloses in another aspect, bearing pressing plate compresses tightly the bearing inner race of new energy automobile motor.
According to the utility model discloses still another aspect, the boss is a plurality of, and circumference setting is in bearing clamp plate a side surface.
According to the utility model discloses still another aspect, the quantity of counter bore and connecting piece with the quantity of boss is corresponding.
According to another aspect of the present invention, the counter bore includes a first receiving portion, a second receiving portion and a third receiving portion which are sequentially arranged.
According to yet another aspect of the present invention, the first receiving portion has a first diameter, the second receiving portion has a second diameter, and the third receiving portion has a third diameter, the first diameter and the third diameter being greater than the second diameter.
According to yet another aspect of the present invention, the connector is a threaded connector.
Compared with the prior art, the utility model discloses one or more technical effect below having:
1) the bearing pressing plate is rotated, and positioning is finished when the boss is correspondingly matched with the counter bore, so that the assembly efficiency is improved;
2) the blind hole design on the boss greatly reduces the risk of water leakage;
3) through the design of the groove on the surface of the bearing pressure plate and the sealing element, the risk of water leakage is further reduced, and the requirement of the integral sealing protection grade IP67 of the motor can be met;
4) the boss provided with the blind hole integrates the installation positioning function, the connection function and the waterproof function, the thickness of the bearing plate is not required to be increased while the connection strength is guaranteed, the problem that a positioning part and a connecting part are independently arranged in the prior art is solved, the structure is simplified, the weight is reduced, the space occupation is reduced, and the waterproof performance is improved.
Drawings
So that the manner in which the above recited features of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to embodiments. The accompanying drawings relate to preferred embodiments of the present invention and are described below:
fig. 1 is a sectional view of a new energy vehicle motor waterproof connection structure easy to position and install according to a preferred embodiment of the present invention;
fig. 2 is a partially enlarged schematic view of the new energy vehicle motor waterproof connection structure easy to position and install in fig. 1;
fig. 3 is a schematic structural view of a counter bore of the new energy vehicle motor waterproof connection structure easy to position and install according to the preferred embodiment of the present invention;
fig. 4 is a schematic structural view of a bearing pressing plate of the new energy automobile motor waterproof connection structure easy to position and install according to the preferred embodiment of the present invention;
fig. 5 is a schematic structural view of a counter bore of a new energy automobile motor waterproof connection structure easy to position and install according to another preferred embodiment of the present invention;
fig. 6 is a partially enlarged schematic view of a counterbore in accordance with yet another preferred embodiment of the invention.
Detailed Description
Reference will now be made in detail to the various embodiments, one or more examples of which are illustrated in each figure. The examples are provided by way of explanation and are not meant as limitations. For example, features illustrated or described as part of one embodiment can be used on or in conjunction with any other embodiment to yield yet a further embodiment. The present invention is intended to embrace such modifications and variations.
In the following description of the drawings, like reference numerals designate identical or similar structures. Generally, only the differences between the individual embodiments will be described. Descriptions of parts or aspects in one embodiment can also be applied to corresponding parts or aspects in another embodiment, unless explicitly stated otherwise.
Referring to fig. 1-4, according to a preferred embodiment of the present invention, there is provided a new energy automobile motor waterproof connection structure easy to position and install, including:
the bearing pressure plate 1 is provided with a boss 11 and a groove 12 on one side surface, the groove 12 is arranged around the boss 11 in the circumferential direction, and the boss 11 is provided with a blind hole 13;
the cover plate 2 is arranged on the surface of one side of the bearing pressure plate 1, and the cover plate 2 is provided with a counter bore which can accommodate the boss 11;
the connecting piece 3 is arranged in the counter bore and the blind hole 13, and the bearing pressing plate 1 is connected with the cover plate 2 through the connecting piece 3; and
and the sealing element is arranged in the groove 12 and is positioned between the bearing pressure plate 1 and the cover plate 2.
It can be understood that the new energy automobile motor waterproof connection structure easy to position and install can solve the problems that in the prior art, the risk of water leakage exists at the installation screw hole of the motor front end bearing pressure plate 1 and the installation and positioning are difficult. The boss provided with the blind hole integrates an installation positioning function, a connection function and a waterproof function, the thickness of the bearing plate is not required to be increased while the connection strength is guaranteed, the structure is simplified, the weight is reduced, the occupied space is reduced, and the waterproof performance is improved.
According to a further preferred embodiment of the present invention, the blind hole 13 extends into the bearing pressure plate 1.
According to the utility model discloses still another preferred embodiment, bearing clamp plate 1 is the front end bearing clamp plate 1 of new energy automobile motor.
According to the utility model discloses still another preferred embodiment, apron 2 is the front end housing of new energy automobile motor.
According to the utility model discloses still another preferred embodiment, bearing clamp plate 1 compresses tightly the bearing inner race of new energy automobile motor.
According to another preferred embodiment of the present invention, referring to fig. 4, the boss 11 is plural and is circumferentially disposed on the side surface of the bearing pressing plate 1.
According to another preferred embodiment of the present invention, the number of the counter bores and the connecting pieces 3 corresponds to the number of the bosses 11.
According to another preferred embodiment of the present invention, referring to fig. 3, the counter bore includes a first receiving portion 21, a second receiving portion 22 and a third receiving portion 23 which are sequentially arranged. The third receiving portion 23 is for receiving the boss 11.
According to a further preferred embodiment of the present invention, the first receiving portion 21 is, for example, cylindrical. Referring to fig. 5, the cover plate 2 may be further provided with a water collection groove 24 at the first receiving portion 21 for preventing water from entering the second receiving portion 22.
According to a further preferred embodiment of the present invention, the first container 21 has a first diameter L1, the second container 22 has a second diameter L2, the third container 23 has a third diameter L3, and the first diameter L1 and the third diameter L3 are larger than the second diameter L2. Preferably, referring to fig. 3 and 5, a first step is formed between the first receiving portion 21 and the second receiving portion 22, and a second step 25 is formed between the second receiving portion 22 and the third receiving portion 23. For example, the first diameter L1 is greater than the third diameter L3, and the third diameter L3 is greater than the second diameter L2, so that the tight connection between the connecting member 3 and the counter bore and the blind hole 13 can be formed, and the sealing effect can be further improved, but the invention is not limited thereto. Further, referring to fig. 3, the first step and the second step are both planar, but are not limited thereto. Referring to fig. 5, the first step is a flat surface and the second step 25 includes a sloped surface, and correspondingly, the top of the boss conforms to the second step 25 and also includes a sloped surface. As a further variant, see fig. 6, the second step 25 comprises a bevel and a flat surface, and correspondingly the top of the boss is adapted to the second step 25, also comprising a bevel and a flat surface. When the second step 25 is formed into a slope, water can be further prevented from entering a gap between the boss and the counter bore along the second step 25, and the waterproof performance is further improved.
According to a further preferred embodiment of the invention, said connection member 3 is a threaded connection member 3.
According to the utility model discloses still another preferred embodiment, this new energy automobile motor waterproof connection structure of easy location installation can process out the protruding step of equipartition on traditional bearing clamp plate 1 to join in marriage and bore screw thread blind hole 13 (not beating thoroughly), can play totally enclosed effect. At the step root, process out the slot for the installation O type circle, when the taut bearing clamp plate 1 of bolt, O type circle also is compressed tightly simultaneously, plays radial sealed effect, can prevent that liquid such as water from getting into inside the motor. And counterbores are matched and punched correspondingly to the front end cover and are matched and positioned with the raised steps.
It can be understood that the groove at the root of the step and the O-shaped ring can realize radial sealing, and the raised step is matched with the counter bore of the front end cover to carry out circumferential positioning. That is, the positioning boss 11 is matched with the front end cover counter bore to realize the positioning of the bearing pressure plate 1 and the front end cover, and the radial sealing of the tail end of the thread gap can be realized by the O-shaped ring through the tightening of the bolt and the bearing pressure plate 1.
Compared with the prior art, the utility model discloses one or more technical effect below having:
1) the bearing pressing plate is rotated, and positioning is finished when the boss is correspondingly matched with the counter bore, so that the assembly efficiency is improved;
2) the blind hole design on the boss greatly reduces the risk of water leakage;
3) the water leakage risk is further reduced by the grooves on the surface of the bearing pressure plate and the design of the sealing piece;
4) the boss provided with the blind hole integrates the installation positioning function, the connection function and the waterproof function, the thickness of the bearing plate is not required to be increased while the connection strength is guaranteed, the problem that a positioning part and a connecting part are independently arranged in the prior art is solved, the structure is simplified, the weight is reduced, the space occupation is reduced, and the waterproof performance is improved.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
The above embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention, and the features of the embodiments that are not mutually inconsistent can be combined with each other. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a new energy automobile motor waterproof connection structure of easy location installation which characterized in that includes:
the bearing press plate is characterized in that a boss and a groove are arranged on one side surface of the bearing press plate, the groove is circumferentially arranged around the boss, and the boss is provided with a blind hole;
the cover plate is arranged on the surface of one side of the bearing pressing plate, and is provided with a counter bore which can accommodate the boss;
the connecting piece is arranged in the counter bore and the blind hole, and the bearing pressing plate is connected with the cover plate through the connecting piece; and
and the sealing element is arranged in the groove and is positioned between the bearing pressing plate and the cover plate.
2. The new energy automobile motor waterproof connecting structure easy to position and install of claim 1, is characterized in that the blind hole extends into the bearing pressing plate.
3. The new energy automobile motor waterproof connection structure easy to position and install according to claim 1 or 2, wherein the bearing pressing plate is a front end bearing pressing plate of the new energy automobile motor.
4. The new energy automobile motor waterproof connection structure easy to position and install of claim 3, wherein the cover plate is a front end cover of the new energy automobile motor.
5. The new energy automobile motor waterproof connecting structure easy to position and install according to claim 3, wherein the bearing pressing plate presses the bearing outer ring of the new energy automobile motor.
6. The new energy automobile motor waterproof connection structure easy to position and install according to claim 1 or 2, wherein the number of the bosses is multiple, and the bosses are circumferentially arranged on one side surface of the bearing pressing plate.
7. The new energy automobile motor waterproof connecting structure easy to position and install of claim 6, wherein the number of the counter bores and the number of the connecting pieces correspond to the number of the bosses.
8. The new energy automobile motor waterproof connection structure easy to position and mount according to claim 1 or 2, wherein the counter bore comprises a first accommodating part, a second accommodating part and a third accommodating part which are arranged in sequence.
9. The new energy automobile motor waterproof connection structure easy to position and install of claim 8, characterized in that the first accommodating part has a first diameter, the second accommodating part has a second diameter, and the third accommodating part has a third diameter, and the first diameter and the third diameter are larger than the second diameter.
10. The new energy automobile motor waterproof connection structure easy to position and install according to claim 1 or 2, wherein the connection piece is a threaded connection piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020363586.9U CN211701685U (en) | 2020-03-20 | 2020-03-20 | New energy automobile motor waterproof connection structure of easy location installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020363586.9U CN211701685U (en) | 2020-03-20 | 2020-03-20 | New energy automobile motor waterproof connection structure of easy location installation |
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| CN211701685U true CN211701685U (en) | 2020-10-16 |
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| CN202020363586.9U Active CN211701685U (en) | 2020-03-20 | 2020-03-20 | New energy automobile motor waterproof connection structure of easy location installation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111446803A (en) * | 2020-03-20 | 2020-07-24 | 江苏汤臣汽车零部件有限公司 | A waterproof connection structure for new energy automobile motor |
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2020
- 2020-03-20 CN CN202020363586.9U patent/CN211701685U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111446803A (en) * | 2020-03-20 | 2020-07-24 | 江苏汤臣汽车零部件有限公司 | A waterproof connection structure for new energy automobile motor |
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