CN107364437B - Electric automobile brake vacuum pump - Google Patents
Electric automobile brake vacuum pump Download PDFInfo
- Publication number
- CN107364437B CN107364437B CN201710737212.1A CN201710737212A CN107364437B CN 107364437 B CN107364437 B CN 107364437B CN 201710737212 A CN201710737212 A CN 201710737212A CN 107364437 B CN107364437 B CN 107364437B
- Authority
- CN
- China
- Prior art keywords
- mounting ring
- mounting
- shell
- telescopic rods
- loosening
- Prior art date
- 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.)
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Classifications
-
- 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
- B60T17/02—Arrangements of pumps or compressors, or control devices therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Regulating Braking Force (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The invention discloses an electric automobile brake vacuum pump, which comprises a motor and a pump body, wherein a mounting seat is arranged on a silencing shell, the mounting seat comprises a mounting ring and a base, the inner diameter of the mounting ring is the same as the outer diameter of the silencing shell, mounting holes are formed in the mounting ring at intervals along the circumferential direction of the mounting ring, screw holes corresponding to the mounting holes of the mounting ring are formed in a shell of the silencing shell along the circumferential direction of the silencing shell, the base comprises a flange plate and two telescopic rods, one ends of the two telescopic rods are respectively hinged to two sides of the mounting ring, the other ends of the two telescopic rods are fixedly connected with the flange plate, and a cross beam is arranged between the two telescopic rods. The invention can ensure that manufacturers can meet different installation requirements of a plurality of manufacturers under the condition of producing a type of brake vacuum pump, thereby saving the cost investment of the manufacturers and ensuring that the manufacturers have various choices in the installation positions.
Description
Technical Field
The invention relates to a brake vacuum pump of an electric automobile.
Background
Electric vehicles are gradually accepted by ordinary families as an environment-friendly vehicle type, and the market share of the electric vehicles is gradually improved. The electric automobile takes electricity as power, the engine of the traditional automobile is canceled, and the vacuum source provided by the engine on the transmission automobile cannot be adopted, so that the vacuum pump replaces and compensates the defect, and an effective and stable vacuum source is provided for the braking system of the electric automobile.
The principle of the brake vacuum pump is that a motor drives a piston rod to do piston movement, so that vacuum is generated. However, the installation positions of the vacuum pumps on different electric vehicles are not used, manufacturers of the vacuum pumps need to be made into different models according to different users, and some models are only different in positions of the installation seats, but double cost investment is brought to the manufacturers, such as die, fixture adaptation and the like.
Disclosure of Invention
The invention aims to solve the technical problems that: the electric automobile vacuum pump can be suitable for different mounting positions.
In order to solve the problems, the invention comprises a motor and a pump body, wherein the motor is fixedly connected with the pump body, an output shaft of the motor is connected with an input shaft of the pump body, a piston assembly is arranged in the pump body and is respectively communicated with the outside through an air inlet and an air outlet, a silencing shell is arranged on the motor and outside the pump body, a mounting seat is arranged on the silencing shell, the mounting seat comprises a mounting ring and a base, the inner diameter of the mounting ring is identical to the outer diameter of the silencing shell, the mounting ring comprises two semi-ring bodies, the two semi-ring bodies are connected through fastening bolts, mounting holes are formed in the mounting ring at intervals along the circumferential direction of the mounting ring, threaded holes corresponding to the mounting holes of the mounting ring are formed in the shell of the silencing shell, bolts are arranged between the threaded holes in the silencer and the corresponding mounting holes in the mounting ring, the base comprises a flange plate and two telescopic rods, one ends of the two telescopic rods are respectively hinged to two sides of the mounting ring, the two ends of the two telescopic rods are respectively connected with the two sides of the mounting ring, the two telescopic rods are arranged on the two sides of the flange plate and the two telescopic rods, and the two telescopic rods are perpendicular to the two sides of the two side faces of the flange plate, and the two telescopic rods are perpendicular to the radial direction of the plane are arranged between the two side of the two side beams, and the plane direction of the plane is perpendicular to the plane of the plane is arranged, and the plane is perpendicular to the plane direction of the plane is arranged when the plane is perpendicular to the plane direction and the plane direction is perpendicular to the plane direction.
In order to facilitate the arrangement of the telescopic rod, the telescopic rod comprises two sleeves which are connected in a sliding manner, one end of one sleeve is inserted into one end of the other sleeve, the other end of the one sleeve is hinged with the mounting ring, and the other end of the other sleeve is fixedly connected with the flange plate.
In order to facilitate the installation of the flange on the electric automobile, the flange is provided with the installation holes, and the installation holes are strip holes.
In order to avoid easy loosening of connecting bolts among various elements, the fastening bolts between the two semi-ring bodies, the bolts between the mounting ring and the silencing shell and the limit bolts on the cross beam are all anti-loosening bolts, anti-loosening plates are fixedly arranged on the inner sides of nuts of the anti-loosening bolts, the outer diameters of the anti-loosening plates are larger than the distance between opposite angles of the nuts, anti-loosening convex patterns are arranged on the inner side surfaces of the anti-loosening plates, and the surfaces, which are in contact with the bolts, of the outer surfaces of the mounting ring are planes.
The beneficial effects of the invention are as follows: according to the invention, the mounting ring is arranged on the silencing shell of the motor, when the motor is mounted, the two half ring bodies are sleeved on the silencing shell and are fixed together through the bolts, the bolts are further arranged between the mounting ring and the silencing shell, the mounting ring is prevented from rotating on the silencing shell, one end of the telescopic rod is hinged with the mounting ring, the other end of the telescopic rod is fixedly connected with the flange plate, the cross beam is arranged between the two telescopic rods, when the mounting position of the brake vacuum pump on the electric automobile meets the requirement that the flange plate is positioned on the side of the motor, the length direction of the telescopic rod is adjusted to be parallel to the radial direction of the mounting ring, and the flange plate is positioned on the side of the motor and is fixed through the limit bolts arranged between the cross beam and the mounting ring. When the mounting position of the brake vacuum pump on the electric automobile meets the requirement that the flange plate is positioned at the rear side of the motor, the length direction of the telescopic rod is adjusted to be perpendicular to the radial direction of the mounting ring, the telescopic rod is elongated, the flange plate is positioned at the bottom end of the motor, and the flange plate is fixed through the limiting bolts arranged between the cross beam and the silencing shell. The invention can ensure that manufacturers can meet different installation requirements of a plurality of manufacturers under the condition of producing a type of brake vacuum pump, thereby saving the cost investment of the manufacturers and ensuring that the manufacturers have various choices in the installation positions.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram showing a state of the present invention;
FIG. 3 is a schematic view of a second state structure of the present invention;
fig. 4 is a schematic structural view of the lockbolt of the present invention.
Wherein: 1. the device comprises a pump body, 2, a motor, 3, a mounting ring, 4, a base, 1-1, an air inlet, 1-2, an air outlet, 3-1, a half ring body, 4-1, a telescopic rod, 4-2, a cross beam, 4-3, a limit bolt, 5-1, a nut, 5-2 and an anti-loosening plate.
Detailed Description
The electric automobile brake vacuum pump shown in fig. 1-3 comprises a motor 2 and a pump body 1, wherein the motor 2 and the pump body 1 both adopt the prior art, the pump body 1 is a piston type pump body, the motor 2 and the pump body 1 are fixedly connected, an output shaft of the motor 2 is connected with an input shaft of the pump body 1, a piston component is arranged in the pump body 1, the piston component is respectively communicated with the outside through an air inlet 1-1 and an air outlet 1-2, a silencing shell is arranged on the motor 2 and the outside of the pump body 1, a mounting seat is arranged on the silencing shell, the mounting seat comprises a mounting ring 3 and a base 4, the inner diameter of the mounting ring 3 is identical with the outer diameter of the silencing shell, the mounting ring 3 comprises two semi-ring bodies 3-1, the two semi-ring bodies 3-1 are connected through fastening bolts, the mounting ring 3 is provided with mounting holes at intervals along the circumferential direction of the mounting ring 3, a wire hole corresponding to the mounting hole of the mounting ring 3 is arranged on a shell along the circumferential direction of the silencing shell, when the mounting ring 3 is arranged on the silencing shell, the mounting ring is provided with a mounting hole corresponding to the mounting hole of the mounting ring 3, the mounting ring 4 is arranged between the mounting hole and the mounting ring 3 and the flange 4. One end of each telescopic rod 4-1 is hinged to two sides of the mounting ring 3 respectively, the other ends of the two telescopic rods 4-1 are fixedly connected with the flange plate, each telescopic rod 4-1 comprises two sleeves which are connected in a sliding mode, one end of one sleeve is inserted into one end of the other sleeve, the other end of the other sleeve is hinged to the mounting ring 3, and the other end of the other sleeve is fixedly connected with the flange plate. A cross beam 4-2 is arranged between the two telescopic rods 4-1, as shown in fig. 2, when the length direction of the telescopic rods 4-1 is parallel to the plane of the radial direction of the mounting ring 3, a limit bolt 4-3 is arranged between the cross beam 4-2 and the mounting ring 3, as shown in fig. 3, and when the length direction of the telescopic rods 4-1 is perpendicular to the plane of the radial direction of the mounting ring 3, a limit bolt 4-3 is arranged between the cross beam 4-2 and the bottom surface of the silencing shell.
The fastening bolts between the two semi-ring bodies 3-1, the bolts between the mounting ring 3 and the silencing shell and the limit bolts 4-3 on the cross beam 4-2 are all anti-loosening bolts, anti-loosening plates 5-2 are fixedly arranged on the inner sides of nuts 5-1 of the anti-loosening bolts, the outer diameters of the anti-loosening plates 5-2 are larger than the distance between opposite angles of the nuts 5-1, anti-loosening convex patterns are arranged on the inner side surfaces of the anti-loosening plates 5-2, and the surfaces, which are contacted with the bolts, of the outer surfaces of the mounting ring 3 are planes. The plane can enable the anti-loosening plate 5-2 to be in full contact with the mounting ring 3, so that the loosening effect is enhanced.
Claims (3)
1. The utility model provides an electric automobile brake vacuum pump, includes motor and pump body, motor and pump body fixed connection, the output shaft of motor is connected with the input shaft of the pump body, the pump body in be provided with piston assembly, piston assembly communicates with external world through air inlet and gas outlet respectively, the outside of motor and the pump body is provided with the amortization shell, its characterized in that: the silencer comprises a silencer shell, and is characterized in that an installation seat is arranged on the silencer shell, the installation seat comprises a mounting ring and a base, the inner diameter of the mounting ring is identical to the outer diameter of the silencer shell, the mounting ring comprises two semi-ring bodies, the two semi-ring bodies are connected through fastening bolts, mounting holes are formed in the mounting ring at intervals along the circumferential direction of the mounting ring, wire holes corresponding to the mounting holes of the mounting ring are formed in the shell of the silencer shell along the circumferential direction of the silencer shell, bolts are arranged between the wire holes in the silencer and the corresponding mounting holes in the mounting ring when the mounting ring is arranged on the silencer shell, the base comprises a flange plate and two telescopic rods, one ends of the two telescopic rods are hinged to two sides of the mounting ring respectively, the other ends of the two telescopic rods are fixedly connected with the flange plate, a cross beam is arranged between the two telescopic rods, when the length direction of the telescopic rods is parallel to the plane of the radial direction of the mounting ring, a limit bolt is arranged between the cross beam and the mounting ring, and the cross beam is arranged on the bottom of the silencer shell when the length direction of the telescopic rods is perpendicular to the plane of the radial direction of the mounting ring;
the anti-loosening device is characterized in that the fastening bolts between the two semi-ring bodies, the bolts between the mounting ring and the silencing shell and the limit bolts on the cross beam are anti-loosening bolts, anti-loosening plates are fixedly arranged on the inner sides of nuts of the anti-loosening bolts, the outer diameters of the outer circles of the anti-loosening plates are larger than the distance between opposite angles of the nuts, anti-loosening convex patterns are arranged on the inner side surfaces of the anti-loosening plates, the surfaces, in contact with the bolts, of the outer surfaces of the mounting ring are planes, and the anti-loosening plates can be completely contacted with the mounting ring, so that the anti-loosening effect is enhanced.
2. The electric vehicle brake vacuum pump of claim 1, wherein: the telescopic rod comprises two sleeves which are connected in a sliding mode, one end of one sleeve is inserted into one end of the other sleeve, the other end of the one sleeve is hinged to the mounting ring, and the other end of the other sleeve is fixedly connected with the flange plate.
3. The electric vehicle brake vacuum pump of claim 2, wherein: the flange plate is provided with mounting holes, and the mounting holes are strip holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710737212.1A CN107364437B (en) | 2017-08-24 | 2017-08-24 | Electric automobile brake vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710737212.1A CN107364437B (en) | 2017-08-24 | 2017-08-24 | Electric automobile brake vacuum pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107364437A CN107364437A (en) | 2017-11-21 |
| CN107364437B true CN107364437B (en) | 2023-08-01 |
Family
ID=60311881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710737212.1A Active CN107364437B (en) | 2017-08-24 | 2017-08-24 | Electric automobile brake vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107364437B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB940769A (en) * | 1960-10-20 | 1963-11-06 | Bendix Corp | Disc brake |
| DE2246517A1 (en) * | 1972-09-22 | 1974-04-04 | Knorr Bremse Gmbh | BRAKE DISC FOR RAIL VEHICLES |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009029569A1 (en) * | 2009-09-18 | 2011-03-31 | Robert Bosch Gmbh | Device for the vibration-damping mounting of a fluid aggregate and associated fluid aggregate |
| CN102991494A (en) * | 2012-10-17 | 2013-03-27 | 江金华 | Plunger type double-rubber cap air-braking wheel cylinder assembly |
| CN203694969U (en) * | 2014-02-20 | 2014-07-09 | 杭州普洛米斯涂料有限公司 | Constant-temperature stirring device convenient for dumping |
| CN205370995U (en) * | 2016-01-19 | 2016-07-06 | 浙江万安泵业有限公司 | Vacuum pump sound -insulating structure |
| CN207089292U (en) * | 2017-08-24 | 2018-03-13 | 温州天纳福汽车轴承股份有限公司 | A kind of electric automobile brake vavuum pump |
-
2017
- 2017-08-24 CN CN201710737212.1A patent/CN107364437B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB940769A (en) * | 1960-10-20 | 1963-11-06 | Bendix Corp | Disc brake |
| DE2246517A1 (en) * | 1972-09-22 | 1974-04-04 | Knorr Bremse Gmbh | BRAKE DISC FOR RAIL VEHICLES |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107364437A (en) | 2017-11-21 |
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