CN211288093U - A waterproof construction for electron vacuum pump in car - Google Patents
A waterproof construction for electron vacuum pump in car Download PDFInfo
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- CN211288093U CN211288093U CN201921982532.4U CN201921982532U CN211288093U CN 211288093 U CN211288093 U CN 211288093U CN 201921982532 U CN201921982532 U CN 201921982532U CN 211288093 U CN211288093 U CN 211288093U
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Abstract
The utility model discloses a waterproof structure for an electronic vacuum pump in an automobile, which relates to the technical field of electronic vacuum pump waterproofing, and comprises a groove arranged on the electronic vacuum pump and a waterproof piece matched with the groove, wherein the bottom of the groove is provided with an exhaust hole, the waterproof piece is provided with an air inlet hole, the air inlet hole is communicated with the exhaust hole, the side wall of the groove is provided with a first step, the air inlet hole is correspondingly arranged at the upper side of the first step near the opening at one end of the groove, and the side wall of the waterproof piece is inwards sunken to be abutted against the first step; the bottom of the groove is provided with a water retaining component. Through setting up waterproof construction, when electronic vacuum pump met water, utilize waterproof structural layer to carry out multiple blocking to outside water source step by step, and then relative reduction blocks even that outside water source gets into electronic vacuum pump internal damage electronic vacuum pump, improves electronic vacuum pump's life.
Description
Technical Field
The utility model relates to a waterproof technical field of electron vacuum pump, more specifically say, it relates to a waterproof construction that is arranged in car electron vacuum pump.
Background
The electronic vacuum pump adopts a piezoelectric material as a power device (a motor driving mode is completely abandoned), electronization is thoroughly realized from control to driving, and an electronic integrated system completely controls the exchange and transmission of gas, so that the adjustability and the accuracy of gas transmission are realized.
The utility model discloses a current utility model discloses a chinese patent that publication number is CN208348069U discloses a be used for new energy automobile low-cost vacuum pump splashproof water rubber spare, including the vacuum pump, the vacuum pump includes direct current motor, the shock pad is installed to the direct current motor top left and right sides, direct current motor upper surface casing is equipped with the recess, the inside one side of recess is equipped with the second exhaust hole, install splashproof water rubber pad in the recess, the direct current motor top is equipped with the bottom plate, bottom plate upper surface middle part is connected with the connector, the bottom plate upper surface is connected with the stator ring all around, internally mounted has the rotor in the middle of the stator ring, internally mounted has the blade all around the rotor, rotor upper surface mounting has the apron.
The inside intake of electron vacuum pump easily leads to the device to break down, directly leads to electron vacuum pump to damage even, needs a structure that has water-proof effects urgently to avoid electron vacuum pump's inside intake.
SUMMERY OF THE UTILITY MODEL
To this problem in the practical application, the utility model aims to provide a waterproof construction for electron vacuum pump in car, concrete scheme is as follows:
a waterproof structure for an electronic vacuum pump in an automobile is characterized in that a groove is formed in the electronic vacuum pump, a waterproof piece is arranged in the groove, an exhaust hole is formed in the bottom of the groove, an air inlet hole is formed in the waterproof piece and communicated with the exhaust hole, a first step is arranged on the side wall of the groove, an opening of one end, close to the groove, of the air inlet hole is correspondingly arranged on the upper side of the first step, and the side wall of the waterproof piece is inwards sunken to abut against the first step;
the groove bottom is provided with a water retaining component, the water retaining component is arranged between the exhaust hole and the side wall of the groove, the water retaining component comprises a first lug and a second lug, the second lug is arranged between the first lug and the exhaust hole, the first lug is close to one side of the first step, the second lug is arranged on the opposite side of the first lug, the first lug and the second lug are arranged in a staggered mode, and the exhaust hole is close to the direction of the first lug, so that the first lug and the second lug are partially overlapped.
Through above-mentioned technical scheme, the air current can be discharged to the exhaust hole by the inlet port, and when the vehicle went to the water hollow, ground ponding easily got into the inside damage device of electron vacuum pump from exhaust hole to inlet port. Through setting up waterproof construction, when the electronic vacuum pump met water, the water source probably got into the recess from the exhaust hole in, combined the second lug to carry out first step manger plate effect to the water source, second lug and first lug dislocation set mutually, and observed first lug and second lug part by the exhaust hole near first lug direction and overlap mutually to make the second lug produce the second step manger plate effect, make the water source form S-shaped route bottom the recess. If too much water enters the groove, the water source can be subjected to a third-step water retaining effect by combining the first step and the concave part of the waterproof part, multiple blocking is performed on the external water source layer by layer, and then the external water source is relatively reduced or even prevented from entering the electronic vacuum pump, so that the electronic vacuum pump is damaged, and the service life of the electronic vacuum pump is prolonged.
Further, the exhaust hole is formed in one side close to the second bump.
Through above-mentioned technical scheme, can know the opening between second lug and the first lug and set up towards first step, the exhaust hole deviates from the opening between second lug and the first lug to the distance that the extension water source got into the exhaust hole strengthens waterproof effect.
Furthermore, one side, deviating from the bottom of the groove, of the first step is provided with a second step, and the waterproof piece is arranged on the second step in an overlapping mode.
Through above-mentioned technical scheme, when the water source was by in waterproof and the recess of the clearance department inflow recess between, utilize the second step with the distance that the extension water source got into the exhaust hole, stop inside the water source got into the electron vacuum pump, strengthen waterproof effect
Furthermore, the inlet port sets up to two, the exhaust hole sets up to one, the exhaust hole both sides all are provided with the manger plate subassembly.
Through above-mentioned technical scheme, two inlet ports are in order to strengthen electronic vacuum pump's exhaust heat dissipation function, and the corresponding two sets of manger plate subassemblies that are equipped with to match and strengthen waterproof effect.
Furthermore, the size of an opening of one side of the air inlet hole, which is far away from the groove, is smaller than that of an opening of the other side of the air inlet hole.
Through above-mentioned technical scheme, reduce the inlet port and deviate from the opening size of recess side to it is inside to reduce outside water source to get into the electron vacuum pump by the inlet port.
Furthermore, a guide angle is arranged on the edge of the corner of the first step.
Through above-mentioned technical scheme, utilize the lead angle in order to reduce the mechanical wear between waterproof and the recess lateral wall to improve waterproof's life.
Furthermore, a guide angle is formed at the corner edge of the second step.
Through above-mentioned technical scheme, utilize the lead angle in order to reduce the mechanical wear between waterproof and the recess lateral wall to improve waterproof's life.
Further, the waterproof member is made of a rubber material.
Through above-mentioned technical scheme, rubber materials's deformation and recovery ability are better, and when the waterproof piece that utilizes rubber materials inserted the recess, the connection precision between waterproof piece and the recess lateral wall is higher to strengthen waterproof construction's water-proof effects.
Compared with the prior art, the beneficial effects of the utility model are as follows:
through setting up waterproof construction, when the vehicle went to the water hole department, ground ponding easily got into the inside damage device of electron vacuum pump from exhaust hole to inlet port. Through setting up waterproof construction, when the electronic vacuum pump met water, the water source probably got into the recess from the exhaust hole in, combined the second lug to carry out first step manger plate effect to the water source, second lug and first lug dislocation set mutually, and observed first lug and second lug part by the exhaust hole near first lug direction and overlap mutually to make the second lug produce the second step manger plate effect, make the water source form S-shaped route bottom the recess. If too much water enters the groove, the water source can be subjected to a third-step water retaining effect by combining the first step and the concave part of the waterproof part, multiple blocking is performed on the external water source layer by layer, and then the external water source is relatively reduced or even prevented from entering the electronic vacuum pump, so that the electronic vacuum pump is damaged, and the service life of the electronic vacuum pump is prolonged.
Drawings
Fig. 1 is an overall schematic view of an embodiment of the present invention;
FIG. 2 is a schematic diagram showing the structure of a groove;
FIG. 3 is a schematic view showing the structure of the flashing;
fig. 4 is a schematic sectional view showing a structure of an air intake hole.
Reference numerals: 1. a groove; 2. a waterproof member; 3. an exhaust hole; 4. an air inlet; 5. a first step; 6. a first bump; 7. a second bump; 8. a second step; 9. an electronic vacuum pump.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1 and 2, in a waterproof structure for an electronic vacuum pump in an automobile, a groove 1 in a shape like a Chinese character 'tu' is formed in an electronic vacuum pump 9, a waterproof part 2 in the same shape as the groove 1 is arranged in the groove 1, and the waterproof part 2 is made of a rubber material. The bottom of the groove 1 is provided with an exhaust hole 3, the waterproof piece 2 is provided with an air inlet 4, when the waterproof piece 2 is arranged in the groove 1, the air inlet 4 is communicated with the exhaust hole 3, and air flow can be exhausted from the air inlet 4 to the exhaust hole 3. When the vehicle runs to the water hollow, the electronic vacuum pump 9 is easily affected with damp and water, and the water easily enters the internal damage device of the electronic vacuum pump 9 from the exhaust hole 3 to the air inlet hole 4. Through setting up waterproof construction, when electronic vacuum pump 9 met water, utilize waterproof construction can relative reduction even block that outside water source gets into electronic vacuum pump 9 internal damage electronic vacuum pump 9, improve electronic vacuum pump 9's life.
Referring to fig. 2 and 3, a first step 5 is arranged on the side wall of the groove 1, a second step 8 is arranged on one side of the first step 5, which is far away from the bottom of the groove 1, and the waterproof part 2 is lapped on the second step 8. When the waterproof part 2 is connected with the groove 1, the air inlet hole 4 is close to the corresponding position of the opening at one end of the groove 1 and is arranged on the upper side of the first step 5, and the side walls of the two sides of the waterproof part 2 are inwards sunken to be abutted against the first step 5. Preferably, in order to reduce the mechanical wear between the waterproof part 2 and the side wall of the groove 1, the corner edges of the first step 5 and the second step 8 are provided with guide angles.
The bottom of the groove 1 is provided with a water retaining component, the water retaining component is arranged between the exhaust hole 3 and the side wall of the groove 1, the water retaining component comprises a first lug 6 and a second lug 7, the second lug 7 is arranged between the first lug 6 and the exhaust hole 3, the first lug 6 is close to one side of the first step 5, the second lug 7 is arranged at the opposite side of the first lug 6, the first lug 6 and the second lug 7 are arranged in a staggered mode, and the exhaust hole 3 is close to the direction of the first lug 6 to observe that the first lug 6 and the second lug 7 are partially overlapped. Wherein, the exhaust hole 3 position is seted up near second lug 7 one side, and the inlet port 4 sets up to two, and the exhaust hole 3 sets up to one, and the exhaust hole 3 both sides all are provided with the manger plate subassembly.
In the present embodiment, a first protrusion 6 is separately disposed between two sets of drainage assemblies, and corresponds to the air vent 3, so as to enhance the overall drainage effect of the drainage structure.
As shown in FIG. 4, in order to reduce the external water from entering the electronic vacuum pump 9 through the air inlet 4, the size of the opening of the air inlet 4 on one side away from the groove 1 is smaller than that of the opening of the air inlet 4 on the other side, so that the cross section of the air inlet 4 is in a trapezoidal structure.
The specific working process of this embodiment is as follows:
when the vehicle runs to a water depression, accumulated water on the ground easily enters the electronic vacuum pump 9 from the exhaust hole 3 to the air inlet hole 4 to damage the device. Through setting up waterproof construction, when electronic vacuum pump 9 met water, the water source probably carried out first step manger plate effect to the water source from exhaust hole 3 in getting into recess 1, combination second lug 7, second lug 7 sets up with first lug 6 dislocation mutually, and observes first lug 6 and second lug 7 part by exhaust hole 3 and be close to first lug 6 direction and overlap mutually to make second lug 7 produce the effect of manger plate of second step, make the water source form the S-shaped route in recess 1 bottom. If too much water enters the groove 1, the water source can be subjected to a third-step water retaining effect by combining the first step 5 and the concave part of the waterproof part 2, multiple blocking can be performed on the external water source layer by layer, and then the external water source is relatively reduced and even prevented from entering the electronic vacuum pump 9 to damage the electronic vacuum pump 9, so that the service life of the electronic vacuum pump 9 is prolonged.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A waterproof structure for an electronic vacuum pump in an automobile is characterized in that a groove (1) is formed in the electronic vacuum pump (9), a waterproof part (2) is arranged in the groove (1), an exhaust hole (3) is formed in the bottom of the groove (1), an air inlet hole (4) is formed in the waterproof part (2), and the air inlet hole (4) is communicated with the exhaust hole (3), and is characterized in that a first step (5) is arranged on the side wall of the groove (1), an opening at one end, close to the groove (1), of the air inlet hole (4) is correspondingly arranged on the upper side of the first step (5), and the side wall of the waterproof part (2) is inwards sunken to abut against the first step (5);
the water retaining device is characterized in that a water retaining component is arranged at the bottom of the groove (1), the water retaining component is arranged between the exhaust hole (3) and the side wall of the groove (1), the water retaining component comprises a first lug (6) and a second lug (7), the second lug (7) is arranged between the first lug (6) and the exhaust hole (3), the first lug (6) is close to one side of the first step (5), the second lug (7) is arranged on the opposite side of the first lug (6), the first lug (6) and the second lug (7) are arranged in a staggered mode, and the exhaust hole (3) is close to the first lug (6) for observing the direction of the first lug (6), and the first lug (6) and the second lug (7) are partially arranged in an overlapped mode.
2. The waterproof structure for an electronic vacuum pump in an automobile according to claim 1, characterized in that the exhaust hole (3) is provided on a side near the second projection (7).
3. The waterproof structure for an electronic vacuum pump in an automobile according to claim 1, characterized in that a second step (8) is arranged on the side of the first step (5) facing away from the bottom of the groove (1), and the waterproof member (2) is arranged on the second step (8) in an overlapping manner.
4. The waterproof structure for an electronic vacuum pump in an automobile according to claim 1, wherein the number of the air inlet holes (4) is two, the number of the air outlet holes (3) is one, and the water blocking assembly is disposed on both sides of the air outlet holes (3).
5. The waterproof structure for the electronic vacuum pump in the automobile as claimed in claim 1, wherein the size of the opening of the air inlet hole (4) on one side away from the groove (1) is smaller than the size of the opening of the air inlet hole (4) on the other side.
6. The waterproof structure for the electronic vacuum pump in the automobile as claimed in claim 1, wherein a chamfer is formed at the corner edge of the first step (5).
7. The waterproof structure for the electronic vacuum pump in the automobile as claimed in claim 3, wherein a corner edge of the second step (8) is chamfered.
8. The waterproof structure for an electronic vacuum pump in an automobile as claimed in claim 1, characterized in that the waterproof member (2) is made of a rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921982532.4U CN211288093U (en) | 2019-11-15 | 2019-11-15 | A waterproof construction for electron vacuum pump in car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921982532.4U CN211288093U (en) | 2019-11-15 | 2019-11-15 | A waterproof construction for electron vacuum pump in car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211288093U true CN211288093U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921982532.4U Active CN211288093U (en) | 2019-11-15 | 2019-11-15 | A waterproof construction for electron vacuum pump in car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211288093U (en) |
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2019
- 2019-11-15 CN CN201921982532.4U patent/CN211288093U/en active Active
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