CN204646614U - A kind of clutch type air pump - Google Patents
A kind of clutch type air pump Download PDFInfo
- Publication number
- CN204646614U CN204646614U CN201520315234.5U CN201520315234U CN204646614U CN 204646614 U CN204646614 U CN 204646614U CN 201520315234 U CN201520315234 U CN 201520315234U CN 204646614 U CN204646614 U CN 204646614U
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- CN
- China
- Prior art keywords
- air pump
- gear
- cylindrical
- magnetic conductive
- fixed
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of clutch type air pump, be mainly fixed with driver plate in the outer end of air pump driving crank, driver plate be connected end cylindrical connect with the sleeve of pump housing front end; Electromagnetic core is fixed with at the inner chamber of sleeve; Transmission shaft is connected with rotationally in the mesopore of electromagnetic core; The inner end cylindrical of transmission shaft is fixed with gear and magnetic conductive disk successively; The exterior edge face of magnetic conductive disk and the interior edge face of electromagnetic core are that gap is corresponding; The endoporus tooth of adhesive dish overlaps with the cylindrical ring gear of gear and engages; On top circle between relative adhesive dish and magnetic conductive disk, at least ring set is connected with a pair inside and outside friction plate; Driving gear is fixed with in the outer end of transmission shaft.During work, immediately controlled energising or the power-off of electromagnetic core coil by pressure control device, achieve air pump and carry out compressed-air actuated instant conveying or stopping.The air pump intermittently used time accounts for about 40% of engine operating duration.Improve the working life of air pump, reduce user cost and energy consumption output.
Description
Technical field
the utility model relates to the air pump of motor vehicle; Be specifically related to the clutch type air pump that a kind of automobile uses.
Background technique
the air pump that in prior art, motor vehicle use is the belt wheel of belt wheel and the engine power output shaft be connected by its driving crank carries out pressed gas conveying through belt connection for transmission in work.When the pressed gas that described air pump is carried reaches setting value, immediately should control air pump to stop to gas holder feeds air under pressure, but the belt wheel of engine power output shaft but still drives the belt wheel of air pump driving crank to be rotated further work, carry out the pressed gas conveying of idle work, and the gas exceeding setup pressure value is discharged by the reduction valve on air pump.The operating time that usual air pump carries out idle work ground feeds air under pressure accounts for the 40%-60% of engine operating duration.Shortcomings: one be exacerbate described air pump piston ring or/and piston/cylinder premature abrasion damage.When described piston ring or/and piston/cylinder abrasion damage needs repairing when changing, the air pump of entirety, because of removing and installing inconvenience, does and scraps process and renew separately by garage's daily life of a family, significantly reduces the working life of air pump and improves the user cost of user.Two is described motors when driving air pump to carry out pressed gas conveying with flogging a dead horse, and adds the energy consumption of Power output.
Model utility content
for the deficiency that above-mentioned prior art exists, the purpose of this utility model is to provide a kind of clutch type air pump, is intended to the user cost improving its working life and reduce user, and reduces the energy consumption of engine power output.
for achieving the above object, the technical solution of the utility model is achieved in that this clutch type air pump, and it is fixed with driver plate in the outer end of air pump driving crank, described driver plate be connected end cylindrical connected by the sleeve of driving bearing with pump housing front end; Electromagnetic core is fixed with at the inner chamber of described sleeve; Transmission shaft is connected with rotationally in the mesopore of described electromagnetic core; The inner end cylindrical of described transmission shaft is fixed with gear and magnetic conductive disk successively; Exterior edge face and the interior edge face of described electromagnetic core of described magnetic conductive disk are that gap is corresponding; The endoporus tooth of adhesive dish overlaps with the cylindrical ring gear of described gear and engages; On described top circle between relative adhesive dish and magnetic conductive disk, at least ring set is connected with a pair inside and outside friction plate; The endoporus tooth of described inner attrition piece overlaps with the cylindrical ring gear of described gear and engages; The endoporus ring set of described outside friction disc is on the cylindrical of described gear, and the protruding shift fork on described outside friction disc cylindrical is placed in the facing groove of described driver plate; Driving gear is fixed with in the outer end of described transmission shaft.
preferably, the described top circle upper ring cap between relative adhesive dish and magnetic conductive disk is connected with three to interior, outside friction disc.
preferably, described is magnetic conduction air gap in 0.25-1.2 millimeter in gap.
the utility model is by taking said structure, during work, pressure control device controls the magnetic line of force that electromagnetic core coil electricity forms magnetic field generation, through magnetic conductive disk end face and overcome the elastic force of outer shell fragment on outside friction disc end face, adhesive pull adhesive dish and inside and outside friction plate along described gear cylindrical teeth directional described in the end face of magnetic conductive disk be closely connected, by being placed in the protruding shift fork on the outside friction disc in driver plate facing groove, under the drive of transmission shaft, stirring driving crank rotation carry out compressed-air actuated conveying.When pressurized air reaches setup pressure value, pressure control device controls electromagnetic core coil blackout magnetic field dissipate, under the elastic force effect of described outside friction disc end face upper outside spring sheet, by described adhesive dish and the inside and outside friction plate outer knuckle-tooth oppositely mobile end face resilient separation with described magnetic conductive disk along described gear, air pump bent axle stops operating work.Immediately controlled energising or the power-off of electromagnetic core coil by pressure control device, achieve air pump and carry out compressed-air actuated instant conveying or stopping.After tested: under the condition of motor car engine continuous operation, described air pump feeds air under pressure carry out that the intermittently used time accounts for engine operating duration about 40%.Compared with the existing technology, substantially reduce piston ring or/and the premature abrasion of piston/cylinder damages, effectively improve the working life of air pump and reduce the user cost of user, and reducing the energy consumption of engine power output.
Accompanying drawing explanation
fig. 1 is the sectional view of a kind of embodiment of the utility model.
fig. 2 is the partial enlarged view that in the utility model Fig. 1, friction transmission part connects.
fig. 3 is the axis side view of partial frictional driving component in the utility model Fig. 2.
Embodiment
below in conjunction with accompanying drawing, principle of the present utility model and feature are described in detail.Should illustrate: example, only for explaining the utility model, does not form the concrete restriction to the utility model scope of patent protection.
this clutch type air pump, shown in Fig. 1-Fig. 3.It is fixed with driver plate 4 in the outer end of air pump driving crank 14 by key, groove, and the be connected cylindrical of end of described driver plate connects (Fig. 1, Fig. 2 shown) by driving bearing with the sleeve of pump housing front end; Electromagnetic core 10 is fixed with at the inner chamber of described sleeve; Transmission shaft 13 is connected with rotationally by drive bearing in the mesopore of described electromagnetic core; The inner end cylindrical of described transmission shaft is fixed with gear 5 and magnetic conductive disk 9 by key, groove successively; Exterior edge face and the interior edge face of described electromagnetic core of described magnetic conductive disk are the magnetic conduction air gap corresponding (shown in Fig. 2) of 0.5 millimeter; The endoporus tooth of adhesive dish 6 overlaps with the cylindrical ring gear of described gear 5 and engages; Described gear 5 cylindrical upper ring cap between relative adhesive dish 6 and magnetic conductive disk 9 is connected with three to by shown in the stamping forming inside and outside friction plate 7 of spring sheet, 8(Fig. 2, Fig. 3); The endoporus tooth of described inner attrition piece 7 overlaps with the cylindrical ring gear of described gear and engages; The endoporus ring set of described outside friction disc 8 is on the cylindrical of described gear, and the protruding shift fork 8-2 on described outside friction disc cylindrical is placed in (shown in Fig. 2, Fig. 3) in the facing groove of described driver plate 4; Driving gear 12 is fixed with in the outer end of described transmission shaft.
during use (shown in Fig. 1, Fig. 2), the land of described pump housing front end sleeve is connected with the casing of motor car engine gear-box, and driving gear 12 engages with the speed change gear in described engine gear casing and connects.Be connected with the pressure control device 11 of power lead and the inner space of vehicle reservation tank.
during air pump work (shown in Fig. 1-Fig. 3), the magnetic line of force that electromagnetic core 10 coil electricity forms magnetic field generation is controlled by pressure control device 11, through magnetic conductive disk 9 end face and overcome the elastic force of outer shell fragment 8-1 on outside friction disc 8 end face, adhesive pulls adhesive dish 6 and inside and outside friction plate 7,8 to move right along the cylindrical teeth directional of described gear 5 and is closely connected (shown in Fig. 2, Fig. 3) with the end face of described magnetic conductive disk 9.Now be placed in the protruding shift fork 8-2 on the outside friction disc in driver plate 4 facing groove, stir driving crank 14 by the drive of transmission shaft 13 and drive piston 3, the air entered in piston/cylinder through inlet hole 2 is compressed, enters automobile pressure tank inner chamber by the air of compression through exhaust port 1 and store.When the pressurized air of described pressurized tank inner chamber reaches setup pressure value, pressure control device 11 controls electromagnetic core coil 10 power-off magnetic field dissipate, under the elastic force effect of outer spring sheet 8-1 on described outside friction disc 8 end face, adhesive dish 6 and inside and outside friction plate 7,8 are moved left the end face resilient separation with magnetic conductive disk 9 along the cylindrical teeth directional of gear 5.Protruding shift fork 8-2 now on described external friction dish stops stirring driver plate 4 rotation work (shown in Fig. 3).After tested: under the condition of motor car engine continuous operation, described air pump feeds air under pressure carry out that the intermittently used time accounts for engine operating duration about 40%.Substantially reduce piston ring or/and the premature abrasion of piston/cylinder damages, effectively improve the working life of air pump and reduce the user cost of user, and reducing the energy consumption of engine power output.
above-mentioned is only preferred implementation of the present utility model.Be noted that for those of ordinary skill in the art; with substantially identical means; realize substantially identical function; reach substantially identical effect; without the need to other technical characteristics just obviously associated through creative work; can also replace the modification and/or improvement of making several basic same way, these changes should be considered as equivalent feature, within the protection domain all belonging to the utility model patent.
Claims (3)
1. a clutch type air pump, is characterized in that: be fixed with driver plate (4) in the outer end of air pump driving crank (14), described driver plate be connected end cylindrical connected by the sleeve of driving bearing with pump housing front end; Electromagnetic core (10) is fixed with at the inner chamber of described sleeve; Transmission shaft (13) is connected with rotationally in the mesopore of described electromagnetic core; The inner end cylindrical of described transmission shaft is fixed with gear (5) and magnetic conductive disk (9) successively; The exterior edge face of described magnetic conductive disk is that gap is corresponding with the interior edge face of described electromagnetic core (10); The endoporus tooth of adhesive dish (6) overlaps with the cylindrical ring gear of described gear (5) and engages; On described top circle between relative adhesive dish and magnetic conductive disk, at least ring set is connected with a pair inside and outside friction plate (7,8); The endoporus tooth of described inner attrition piece (7) overlaps with the cylindrical ring gear of described gear and engages; The endoporus ring set of described outside friction disc (8) is on the cylindrical of described gear, and the protruding shift fork (8-2) on described outside friction disc cylindrical is placed in the facing groove of described driver plate (4); Driving gear (12) is fixed with in the outer end of described transmission shaft.
2. a kind of clutch type air pump as claimed in claim 1, is characterized in that: the described top circle upper ring cap between relative adhesive dish and magnetic conductive disk is connected with three to interior, outside friction disc (7,8).
3. a kind of clutch type air pump as claimed in claim 1 or 2, is characterized in that: described is magnetic conduction air gap in 0.25-1.2 millimeter in gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520315234.5U CN204646614U (en) | 2015-05-15 | 2015-05-15 | A kind of clutch type air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520315234.5U CN204646614U (en) | 2015-05-15 | 2015-05-15 | A kind of clutch type air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204646614U true CN204646614U (en) | 2015-09-16 |
Family
ID=54099376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520315234.5U Expired - Fee Related CN204646614U (en) | 2015-05-15 | 2015-05-15 | A kind of clutch type air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204646614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118622640A (en) * | 2024-06-26 | 2024-09-10 | 上海交通大学 | Compression equipment for long-distance natural gas compression stations |
-
2015
- 2015-05-15 CN CN201520315234.5U patent/CN204646614U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118622640A (en) * | 2024-06-26 | 2024-09-10 | 上海交通大学 | Compression equipment for long-distance natural gas compression stations |
| CN118622640B (en) * | 2024-06-26 | 2025-03-21 | 上海交通大学 | Compression equipment for long-distance natural gas compression stations |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20200515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |