CN108313047B - Vacuum tank for electric automobile - Google Patents
Vacuum tank for electric automobile Download PDFInfo
- Publication number
- CN108313047B CN108313047B CN201810162930.5A CN201810162930A CN108313047B CN 108313047 B CN108313047 B CN 108313047B CN 201810162930 A CN201810162930 A CN 201810162930A CN 108313047 B CN108313047 B CN 108313047B
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- CN
- China
- Prior art keywords
- air exhaust
- vacuum
- mounting seat
- exhaust channel
- tank
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/06—Applications or arrangements of reservoirs
Abstract
The invention relates to the technical field of electric automobile parts, in particular to a vacuum tank for an electric automobile. The utility model provides an electric automobile is with vacuum tank, which comprises a tank body, the internal portion of jar is provided with air exhaust channel, be provided with first mount pad on the jar body, second mount pad and third mount pad, be provided with vacuum sensor on the first mount pad, be provided with on the second mount pad and communicate to the vacuum hose joint in the air exhaust channel, be provided with the exhaust tube that extends to in the air exhaust channel on the third mount pad, be provided with the check valve on the exhaust tube, be located the exhaust hole on the pipe wall of the exhaust tube of air exhaust channel in the air exhaust channel, air exhaust channel's middle part is provided with the depressed part that is U type form, be provided with sealing liquid in the depressed part, be provided with the buffer segment on air exhaust channel's between depressed part and the exhaust tube the lower surface, be provided with the mount. The invention has high vacuum pumping efficiency, good sealing effect and quick and firm installation.
Description
Technical Field
The invention relates to the technical field of electric automobile parts, in particular to a vacuum tank for an electric automobile.
Background
With the development of social economy and the acceleration of life rhythm of people, automobiles are more and more widely applied to daily life and work. At present, a vacuum tank is frequently used in an automobile brake system, and the vacuum tank is used for storing vacuum pumped by an electric vacuum pump on an automobile, acquiring a vacuum degree signal and controlling the trend of the vacuum. The vacuum tank is a part of an automobile vacuum boosting system, and the vacuum boosting system comprises: the vacuum pump comprises parts such as an electric vacuum pump, a vacuum tank, a vacuum booster, a vacuum pipeline and the like, wherein the electric vacuum pump is used for pumping vacuum; the vacuum tank is used for storing the vacuum pumped by the electric vacuum pump, collecting a vacuum degree signal and controlling the trend of the vacuum; the vacuum booster is responsible for providing the driver with an assistance force, which has made it possible for the driver to provide sufficient braking strength with a small pedal force. The existing vacuum tank is simple in structure and low in vacuum pumping efficiency, and particularly when a vacuum pump goes wrong, the internal air inlet of the vacuum tank is easily caused to be incapable of forming a stable and effective vacuum state, and the sealing protection effect is poor.
Disclosure of Invention
The invention mainly aims at the problems and provides the vacuum tank for the electric automobile, which has high vacuum-pumping efficiency, good sealing effect and quick and firm installation.
The purpose of the invention is mainly realized by the following scheme: a vacuum tank for an electric automobile comprises a tank body, wherein an air exhaust channel is arranged in the tank body, the tank body is provided with a first mounting seat, a second mounting seat and a third mounting seat, the first mounting seat is provided with a vacuum degree sensor for detecting the vacuum state in the air exhaust channel, the second mounting seat is provided with a vacuum hose joint communicated to the air exhaust channel, the third mounting seat is provided with an air exhaust pipe extending into the air exhaust channel, the exhaust pipe is provided with a one-way valve, the pipe wall of the exhaust pipe positioned in the exhaust passage is provided with an exhaust hole, the middle part of the air exhaust channel is provided with a U-shaped sunken section, sealing liquid is arranged in the sunken section, a buffer section is arranged on the lower surface of the air exhaust channel between the sunken section and the air exhaust pipe, the tank body is provided with an installation platform, and the installation platform is provided with a connecting piece. The vacuum pump comprises a tank body, wherein an air exhaust channel is arranged in the tank body and used for storing vacuum pumped by a vacuum pump and controlling the trend of the vacuum, a first mounting seat, a second mounting seat and a third mounting seat are arranged on the tank body, the arrangement of the first mounting seat, the second mounting seat and the third mounting seat can effectively ensure the sealing property of a vacuum tank, a vacuum degree sensor for detecting the vacuum state in the air exhaust channel is arranged on the first mounting seat, the vacuum degree sensor is electrically connected with a processor in an automobile, the vacuum degree sensor can send vacuum degree signals in the tank body to the processor in real time, so that personnel can know the working condition of the vacuum tank in real time and inform the personnel of the working condition to process the vacuum tank in time when abnormal conditions occur, a vacuum hose joint communicated to the air exhaust channel is arranged on the second mounting seat, the vacuum hose joint is connected with a vacuum booster through a pipeline, and a suction pipe extending into the air, the exhaust pipe is provided with a one-way valve, the exhaust pipe penetrates through the third mounting seat and is communicated to the inside of the exhaust passage, the exhaust pipe is connected with a vacuum pump in the automobile and used for vacuumizing, the arrangement of the one-way valve improves the sealing effect so that air in the tank body can only flow out of the exhaust pipe and can not flow in, the pipe wall of the exhaust pipe in the exhaust passage is provided with a plurality of exhaust holes, the arrangement of the exhaust holes improves the vacuumizing efficiency of the vacuum tank during vacuumizing operation, the middle part of the exhaust passage is provided with a U-shaped sunken section, sealing liquid is arranged in the sunken section, the exhaust passage is divided into a left part and a right part by the sealing liquid at the sunken section, the gas of the left part and the gas of the right part are not communicated with each other, the lower surface of the exhaust passage between the sunken section and the exhaust pipe is provided with a buffer section, when the vacuum tank performs vacuumizing operation, under the, the gas near one side of the extraction pipe in the extraction channel is firstly extracted, then the sealing liquid at the concave section flows to the buffer section under the unbalanced force of the gas, so that the sealing liquid does not play an effective sealing role in the air exhaust channel, the air in the left part and the air in the right part can circulate, the air in the air exhaust channel is exhausted by the vacuum pump along the air exhaust pipe, when the vacuum tank is in a vacuum state, the sealing liquid flows back to the concave section again under the action of gravity and seals the air exhaust channel into a left part and a right part, so that even if the vacuum pump has problems, under the sealing protection action of the sealing liquid, the storage vacuum capacity to the vacuum tank also can not cause too big influence, is provided with the mount table on the jar body, is provided with the connecting piece on the mount table, and the vacuum tank passes through connecting piece fixed mounting on whole car support, and the antitorque square ability of connecting piece when the mount table can improve the installation.
Preferably, the first mounting seat, the second mounting seat and the third mounting seat are all composed of an outer plate, a middle section and an inner plate, the outer plate is tightly attached to the outer wall of the tank body, and the inner plate is tightly attached to the inner wall of the tank body. First mount pad, second mount pad and third mount pad constitute by planking, interlude and inner panel, and the planking is hugged closely on the outer wall of the jar body, and the inner panel is hugged closely on the inner wall of the jar body, great increase the sealed effect of vacuum tank for jar internal vacuum storage ability is stronger.
Preferably, one end of the buffer section, which is close to the exhaust pipe, is provided with a liquid baffle plate. One end of the buffer section close to the exhaust tube is provided with a liquid baffle plate, the liquid baffle plate is positioned on the lower surface of the exhaust channel, and the liquid baffle plate can prevent sealing liquid from flowing through the buffer section to the exhaust tube, so that the sealing liquid is prevented from influencing the exhaust tube.
Preferably, the connecting piece is a screw. The connecting piece is a screw rod, so that the installation is fast and firm, and the maintenance and the disassembly are also very convenient.
Preferably, the tank body is made of PA66 material. The tank body is made of PA66 material, and has strong corrosion resistance, good mechanical strength, low production cost, excellent gas barrier property and long service life.
Preferably, a filter screen is arranged on the exhaust pipe positioned in the exhaust channel. Be located and be provided with the filter screen on the exhaust tube in the bleed passage, the setting of filter screen can prevent that impurity such as dust from blockking up aspirating hole and exhaust tube.
Therefore, the vacuum tank for the electric vehicle of the present invention has the following advantages: the vacuum pump has high vacuum pumping efficiency, good sealing effect of sealing liquid designed in the pumping channel, real-time monitoring of the state in the vacuum tank by the vacuum degree sensor, strong vacuum storage capacity and long service life.
Drawings
FIG. 1 is a schematic diagram of the present invention.
FIG. 2 is a schematic structural diagram of the present invention during vacuum pumping operation.
Illustration of the drawings: 1-tank body, 2-vacuum degree sensor, 3-vacuum hose joint, 4-second mounting seat, 5-air extraction channel, 6-filter screen, 7-air extraction hole, 8-third mounting seat, 9-one-way valve, 10-air extraction pipe, 11-liquid baffle, 12-buffer section, 13-sealing liquid, 14-first mounting seat, 15-middle section, 16-outer plate, 17-inner plate, 18-connecting piece, 19-mounting table and 20-concave section.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example 1:
as shown in figure 1, the vacuum tank for the electric automobile comprises a tank body 1, the tank body is made of PA66 material, the corrosion resistance is strong, the mechanical strength is good, the production cost is low, the gas barrier property is excellent, the service life is long, an air exhaust channel 5 is arranged in the tank body and is used for storing vacuum extracted by a vacuum pump and controlling the trend of the vacuum, a first mounting seat 14, a second mounting seat 4 and a third mounting seat 8 are arranged on the tank body in an interference fit manner, the sealing property of the vacuum tank can be effectively ensured by the arrangement of the first mounting seat, the second mounting seat and the third mounting seat, the first mounting seat, the second mounting seat and the third mounting seat are respectively composed of an outer plate 16, a middle section 15 and an inner plate 17, the outer plate is tightly attached to the outer wall of the tank body, the inner plate is tightly attached to the inner wall of the tank body, the sealing effect of the vacuum tank is greatly increased, the vacuum storage capacity in the tank body is stronger, a vacuum degree sensor 2 for detecting the, the vacuum degree sensor is electrically connected with a processor in an automobile, the vacuum degree sensor can send vacuum degree signals in the tank body to the processor in real time, so that a person can know the working condition of the vacuum tank in real time and timely inform the person to process the abnormal condition, the second mounting seat is provided with a vacuum hose joint 3 communicated to the air exhaust channel, the vacuum hose joint is connected with a vacuum booster through a pipeline, the third mounting seat is provided with an air exhaust pipe 10 extending into the air exhaust channel, the air exhaust pipe is provided with a one-way valve 9, the air exhaust pipe penetrates through the third mounting seat and is communicated to the inside of the air exhaust channel, the air exhaust pipe is connected with a vacuum pump in the automobile and is used for vacuum pumping, the sealing effect is improved through the one-way valve, so that air in the tank body can only flow out from the air exhaust pipe and cannot flow in, and the pipe wall of the air exhaust pipe in the, the quantity of aspirating hole is a plurality of, the setting up of aspirating hole has improved the evacuation efficiency of vacuum tank when the evacuation operation, be located and be provided with filter screen 6 on the exhaust tube of bleed passage, the setting up of filter screen can prevent impurity such as dust from blockking up aspirating hole and exhaust tube, the middle part of bleed passage is provided with the depressed part 20 that is the U type form, be provided with sealing liquid 13 in the depressed part, sealing liquid is two parts about the depressed part department divide into bleed passage, the gaseous each other circulation of two parts about, be provided with buffer 12 on the lower surface of the bleed passage between depressed part and the exhaust tube.
As shown in figure 2, when the vacuum tank is vacuumized, under the action of the vacuum pump, the gas at one side close to the exhaust tube in the exhaust channel is firstly extracted, then under the unbalanced force of the gas, the sealing liquid at the concave section flows to the buffer section, so that the sealing liquid does not play an effective sealing role in the exhaust channel, the gas at the left part and the right part can flow, the gas in the exhaust channel is extracted along the exhaust tube by the vacuum pump, when the vacuum tank is in a vacuum state, the sealing liquid flows back to the concave section again under the action of gravity and seals the exhaust channel into the left part and the right part, thus even if the vacuum pump has problems, under the sealing protection action of the sealing liquid, the storage vacuum capacity of the vacuum tank cannot be greatly influenced, one end of the buffer section close to the exhaust tube is provided with a liquid baffle plate 11, the liquid baffle plate is positioned on the lower surface of the exhaust channel, the liquid baffle plate can prevent sealing liquid from flowing through the buffer section to the exhaust tube and prevent the sealing liquid from influencing the exhaust tube; the tank body is provided with a mounting platform 19, the mounting platform is provided with a connecting piece 18, the vacuum tank is fixedly mounted on the whole vehicle bracket through the connecting piece, the mounting platform can improve the torque resistance of the connecting piece during mounting, the connecting piece is a screw rod, mounting is fast and firm, and maintenance and dismounting are also very convenient.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (6)
1. A vacuum tank for an electric automobile is characterized by comprising a tank body, wherein an air exhaust channel is arranged in the tank body, a first mounting seat, a second mounting seat and a third mounting seat are arranged on the tank body, a vacuum degree sensor for detecting the vacuum state in the air exhaust channel is arranged on the first mounting seat, a vacuum hose joint communicated with the air exhaust channel is arranged on the second mounting seat, an air exhaust pipe extending into the air exhaust channel is arranged on the third mounting seat, a one-way valve is arranged on the air exhaust pipe, an air exhaust hole is arranged on the pipe wall of the air exhaust pipe positioned in the air exhaust channel, a U-shaped sunken section is arranged in the middle of the air exhaust channel, sealing liquid is arranged in the sunken section and divides the air exhaust channel into a left part and a right part, and the air of the left part and the air exhaust part are not communicated with each other, the lower surface of an air exhaust channel between the sunken section and the air exhaust pipe is provided with a buffer section, the tank body is provided with a mounting table, and the mounting table is provided with a connecting piece.
2. The vacuum tank for the electric automobile as claimed in claim 1, wherein the first mounting seat, the second mounting seat and the third mounting seat are all composed of an outer plate, a middle section and an inner plate, the outer plate is tightly attached to the outer wall of the tank body, and the inner plate is tightly attached to the inner wall of the tank body.
3. The vacuum tank for the electric automobile as claimed in claim 1, wherein a liquid baffle is arranged at one end of the buffer section close to the air exhaust pipe.
4. The vacuum tank for the electric vehicle as claimed in claim 1, 2 or 3, wherein the connecting member is a screw.
5. The vacuum tank for the electric automobile as claimed in claim 1, 2 or 3, wherein the tank body is made of PA66 material.
6. The vacuum tank for the electric vehicle as claimed in claim 1, 2 or 3, wherein a filter screen is provided on the exhaust pipe in the exhaust passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810162930.5A CN108313047B (en) | 2018-02-27 | 2018-02-27 | Vacuum tank for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810162930.5A CN108313047B (en) | 2018-02-27 | 2018-02-27 | Vacuum tank for electric automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108313047A CN108313047A (en) | 2018-07-24 |
| CN108313047B true CN108313047B (en) | 2020-04-28 |
Family
ID=62900908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810162930.5A Expired - Fee Related CN108313047B (en) | 2018-02-27 | 2018-02-27 | Vacuum tank for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108313047B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1095795A (en) * | 1992-11-07 | 1994-11-30 | 郑俊生 | Liquid gravity vacuum system |
| KR20120075089A (en) * | 2010-12-28 | 2012-07-06 | 엘지전자 주식회사 | Vaccum tank for water purifier |
| CN203670139U (en) * | 2013-12-18 | 2014-06-25 | 南京梅山冶金发展有限公司 | Vacuum pump anti-blowout anti-splashing flow guiding device |
| CN104465215A (en) * | 2014-12-19 | 2015-03-25 | 南京理工大学 | Microfluid inertia switch based on theory of communicating vessels |
| US9057180B1 (en) * | 2011-05-02 | 2015-06-16 | The Charles Machine Works, Inc. | Apparatus for sealing a vacuum tank door |
| US9216885B1 (en) * | 2009-12-07 | 2015-12-22 | Hydrochem Llc | Bladder and engagement device for storage tank |
| CN205327047U (en) * | 2016-02-03 | 2016-06-22 | 东风神宇车辆有限公司 | Novel hydraulic braking system |
| CN206468812U (en) * | 2013-10-14 | 2017-09-05 | 爱德华兹有限公司 | Vacuum system pipe coupling device and vacuum system |
| CN206475874U (en) * | 2017-01-04 | 2017-09-08 | 浙江零跑科技有限公司 | Vacuum tank |
-
2018
- 2018-02-27 CN CN201810162930.5A patent/CN108313047B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1095795A (en) * | 1992-11-07 | 1994-11-30 | 郑俊生 | Liquid gravity vacuum system |
| US9216885B1 (en) * | 2009-12-07 | 2015-12-22 | Hydrochem Llc | Bladder and engagement device for storage tank |
| KR20120075089A (en) * | 2010-12-28 | 2012-07-06 | 엘지전자 주식회사 | Vaccum tank for water purifier |
| US9057180B1 (en) * | 2011-05-02 | 2015-06-16 | The Charles Machine Works, Inc. | Apparatus for sealing a vacuum tank door |
| CN206468812U (en) * | 2013-10-14 | 2017-09-05 | 爱德华兹有限公司 | Vacuum system pipe coupling device and vacuum system |
| CN203670139U (en) * | 2013-12-18 | 2014-06-25 | 南京梅山冶金发展有限公司 | Vacuum pump anti-blowout anti-splashing flow guiding device |
| CN104465215A (en) * | 2014-12-19 | 2015-03-25 | 南京理工大学 | Microfluid inertia switch based on theory of communicating vessels |
| CN205327047U (en) * | 2016-02-03 | 2016-06-22 | 东风神宇车辆有限公司 | Novel hydraulic braking system |
| CN206475874U (en) * | 2017-01-04 | 2017-09-08 | 浙江零跑科技有限公司 | Vacuum tank |
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| Publication number | Publication date |
|---|---|
| CN108313047A (en) | 2018-07-24 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 Termination date: 20210227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |