CN107461314A - A kind of internal-suction type is without oily piston brake air pump - Google Patents
A kind of internal-suction type is without oily piston brake air pump Download PDFInfo
- Publication number
- CN107461314A CN107461314A CN201710845744.7A CN201710845744A CN107461314A CN 107461314 A CN107461314 A CN 107461314A CN 201710845744 A CN201710845744 A CN 201710845744A CN 107461314 A CN107461314 A CN 107461314A
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- China
- Prior art keywords
- piston
- magneto
- internal
- air pump
- suction type
- 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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- 230000017525 heat dissipation Effects 0.000 claims description 15
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 15
- 235000014676 Phragmites communis Nutrition 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 11
- 230000003584 silencer Effects 0.000 claims description 8
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000007906 compression Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0083—Pulsation and noise damping means using blow off silencers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
- F04B39/066—Cooling by ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/122—Cylinder block
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Abstract
The present invention discloses a kind of internal-suction type without oily piston brake air pump, including magneto, the magneto structure on two sides is identical, is mounted on supporting volute, clutch shaft bearing is provided with the support volute, the main shaft being connected with the magneto is installed on the clutch shaft bearing；Wind wheel is provided with the main shaft；End of the main shaft away from the magneto is provided with eccentric wheel, piston component is connected with the eccentric shaft of the eccentric wheel, the piston component both sides are separately installed with closed cylinder body, described cylinder body one end is connected with cylinder cap, the other end is connected with cylinder shell, the cylinder shell coordinates with the support volute to be installed, and seal cover board is provided with the cylinder body, cylinder shell and support volute；The cylinder shell lower end offers inlet chamber.Internal-suction type provided by the invention is without oily piston brake air pump, and equipment overall structure is compact, and volume reduces, weight, and energy consumption reduces.
Description
Technical field
The present invention relates to brake air pump technical field, more particularly to a kind of internal-suction type without oily piston brake air pump.
Background technology
Oilless air compressor serves a vital effect in new energy vehicle drive power, and it typically is new energy
Source vehicle drive power vehicle provides pneumatic system, and the braking of new energy vehicle drive power vehicle is operated by pneumatic system
Device.To set air cleaner in front of the suction end of head, centre passes through the structure of the gas handling system of current oilless air compressor
Breathing manifold connection crankcase is directly entered gas with balance crankshaft case pressure, the air inlet of oilless air compressor by air cleaner
Cylinder, air inlet after filtering can effectively reduce the wear intensity of air compressor, extend its service life.But it is this enter it is depressed
The defects of certain be present in structure：Because the gas phenomenon of piston type air compressor in itself is obvious, certain shadow is produced to air inflow
Ring；Oilless air compressor does not have lubricating oil to cool down bearing, if not having airflow in crankcase again, inside crankcase
The parts such as connecting rod, link pin and crankshaft bearing can due to high temperature service life reduction；Apply at present in new energy vehicle drive power
Air cleaner in vehicle oilless air compressor gas handling system typically uses cylindrical empty air filter, is installing this cylinder
Need to reserve larger service clearance during air cleaner, cause air compressor structure not compact, in new energy vehicle drive power
It is inconvenient for use in the small size space of vehicle.
The content of the invention
It is an object of the invention to provide a kind of internal-suction type without oily piston brake air pump, to solve existing for above-mentioned prior art
Problem, make equipment overall structure compact, volume reduces, weight, and energy consumption reduces.
To achieve the above object, the invention provides following scheme：
The present invention provides a kind of internal-suction type without oily piston brake air pump, including magneto, the magneto both sides knot
Structure is identical, is mounted on supporting volute, is provided with clutch shaft bearing in the support volute, is provided with the clutch shaft bearing and institute
State the main shaft of magneto connection；Wind wheel is provided with the main shaft；End installation of the main shaft away from the magneto
There is eccentric wheel, piston component is connected with the eccentric shaft of the eccentric wheel, the piston component both sides are separately installed with closed cylinder
Body, described cylinder body one end are connected with cylinder cap, and the other end is connected with cylinder shell, and the cylinder shell coordinates with the support volute to be installed, institute
State and be provided with seal cover board on cylinder body, cylinder shell and support volute；The cylinder shell lower end offers inlet chamber.
Optionally, the piston component includes second bearing, connecting rod and the piston being sequentially connected, and the top land is hinged
There is the first reed；The piston component is provided with valve plate by the second bearing and the eccentric axis connection on the cylinder cap,
The second reed is provided with the valve plate, exhaust outlet is offered in the cylinder cap side wall, between the exhaust outlet and the valve plate
It is provided with silencer cover.
Optionally, filter core is installed in the inlet chamber.
Optionally, motor radiating piece is installed, the motor radiating piece outer end is provided with blower cover on the magneto.
Optionally, the piston is barrel-shaped phenolic piston, the phenolic piston one end open, other end closing, institute
The blind end for stating phenolic piston is provided with the first reed；The connecting rod stretches into through the phenolic piston openend, and with the tree
Fat piston inner wall is fixedly connected.
Optionally, the cylinder shell, the support volute and the seal cover board form volute storage wind chamber；Opened in the cylinder body
Provided with heat dissipation cavity, the heat dissipation cavity stores wind chamber with the volute by air-vent and connected；The heat dissipation cavity is opened at the cylinder cap
Provided with exhaust outlet.
Optionally, end of the main shaft away from the magneto is located on the outside of the clutch shaft bearing；The eccentric wheel
For counterbalanced eccentric, the counterbalanced eccentric, which is screwed, is installed on end of the main shaft away from the magneto.
Optionally, the support volute bottom is provided with symmetrical hold-down support.
Optionally, the main shaft of the magneto both sides is integral type structure, is arranged in the rotor of the magneto,
And synchronously rotated with the rotor.
Optionally, Cooling Holes are provided with the piston.
Internal-suction type provided by the invention compared with prior art, has following technique effect without oily piston brake air pump：
Internal-suction type provided by the invention is without oily piston brake air pump, by phenolic piston technology and cylinder inner bore surface self-lubricating
Coating technology is combined, by the application of air suction structure in cylinder body interlayer heat dissipation cavity passage and piston, effective control and reduction
The heat that piston and cylinder body are formed at work, piston is allowed to be achieved in cylinder body without being worked in the state of any lubricating oil,
I.e. piston directly removes lubricating oil in compression process can prevent lubricating oil emulsion phenomenon completely.Do not have simultaneously in the compressed air of discharge
There is mist of oil, it is more environmentally-friendly.
The most part material of complete machine uses aluminium alloy, and the application of permagnetic synchronous motor makes the volume of complete machine reduce, again
Lightweight is measured, reduces new-energy automobile energy consumption.
Wind wheel is installed on permanent magnet machine rotor output shaft main shaft, and wind wheel is arranged at both cylinder shell and support volute
The volute formed after installation is coordinated to store wind intracavitary, motor, which rotates, just drives wind wheel to rotate, and wind wheel rotates just passes through branch by cooling wind
The cooling air-vent suction volute supportted on volute stores wind intracavitary, and after being able to supercharging in volute, enters cylinder through cylinder body air-vent
In body heat dissipation cavity, discharged after the rear heat dissipation cavity for crossing cylinder cap.The application of this structure needs external independent cooling fan single
The problem of power supply, eliminates, and is eliminated in control policy of driver and reduces control point.Thus the application of structure also makes forever
It is more thorough that magneto is able to good radiating, the pressurized effect of volute storage wind chamber radiates by cylinder body and cylinder cap.
Internal-suction type intake method, air are formed after the filter core in inlet chamber into after with both cylinder body and cover plate
Air inlet air storing cavity in, the air inlet of piston tip is crossed by piston cavity by piston glide downwards air, and push up and open piston top
Enter after the reed at end in compression chamber, brake air pump completes suction condition.Then piston slides the reed of piston tip and closed upwards
Close, the reed top of valve plate upper end is opened in gas outlet of the air compression through valve plate, and air is crossed silencer cover intake and exhaust chamber and arranged by exhaust outlet
Go out.The application of this internal-suction type intake method enables the air convection circulation of air storing cavity, adds service life of a machine.The storage of big volume
Air cavity and lower air-breathing, the mode of upper exhaust also reduce gas and kick phenomenon.
The application of silencer cover is minimized the exhaust noise of compressor.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings
Obtain other accompanying drawings；
Fig. 1 is internal-suction type of the present invention without oily piston brake air pump configuration schematic diagram；
Fig. 2 is internal-suction type of the present invention without oily piston brake air pump partial cross sectional views；
Fig. 3 is inventive piston internal structure schematic diagram；
Fig. 4 is valve board structure schematic diagram of the present invention；
Fig. 5 is main shaft of the present invention and eccentric wheel connection diagram；
Description of reference numerals：1 be magneto, 2 be blower cover, 3 be cylinder shell, 4 be support volute, 5 be cylinder body, 6 be into
Air cavity, 7 be cylinder cap, 8 be exhaust outlet, 9 be clutch shaft bearing, 10 be main shaft, 11 be wind wheel, 12 be eccentric wheel, 13 be second bearing,
14 it is connecting rod, 15 be piston, 16 be valve plate, 17 be silencer cover, 18 be motor radiating piece, 19 be heat dissipation cavity, 20 is air-vent, 21
For hold-down support；22 it is air inlet, 23 be piston pin hole, 24 be air vent, 25 be piston pin, 26 be Cooling Holes, 27 is valve plate
Steam vent.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It is an object of the invention to provide a kind of internal-suction type without oily piston brake air pump, to solve existing for above-mentioned prior art
Problem, make equipment overall structure compact, volume reduces, weight, and energy consumption reduces.
The present invention provides a kind of internal-suction type without oily piston brake air pump, including magneto, the magneto both sides knot
Structure is identical, is mounted on supporting volute, is provided with clutch shaft bearing in the support volute, is provided with the clutch shaft bearing and institute
State the main shaft of magneto connection；Wind wheel is provided with the main shaft；End installation of the main shaft away from the magneto
There is eccentric wheel, piston component is connected with the eccentric shaft of the eccentric wheel, the piston component both sides are separately installed with closed cylinder
Body, described cylinder body one end are connected with cylinder cap, and the other end is connected with cylinder shell, and the cylinder shell coordinates with the support volute to be installed, institute
State and be provided with seal cover board on cylinder body, cylinder shell and support volute；The cylinder shell lower end offers inlet chamber.
In order to facilitate the understanding of the purposes, features and advantages of the present invention, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is further detailed explanation.
The present invention provides a kind of internal-suction type without oily piston brake air pump, as shown in figure 1, overall structure of the present invention is U-shaped,
It is main to include magneto 1, and the blower cover 2 outside magneto 1, the structure positioned at the both ends of magneto 1 be identical
And it is symmetrical, respectively including cylinder shell 3, support volute 4 and cylinder body 5, and the inlet chamber 6 positioned at the front end of cylinder shell 3, the inlet chamber 6
Opening is provided with filter core, and the front end of cylinder body 5 is connected with cylinder shell 3, and the rear end of cylinder body 5 is provided with cylinder cap 7, is provided with the side wall of cylinder cap 7
Exhaust outlet 8.
As shown in Fig. 2 being provided with clutch shaft bearing 9 in support volute 4 of the present invention, it is provided with the clutch shaft bearing 9
The main shaft 10 being connected with the magneto 1, the end of main shaft 10 pass the clutch shaft bearing 9；Set on the main shaft 10
There is wind wheel 11；Wind wheel 11 is between magneto 1 and clutch shaft bearing 9；End away from the magneto 1 on the main shaft 10
Portion is provided with eccentric wheel 12, and the eccentric wheel 12 is fixedly mounted on the end of main shaft 10 using screw；Set on the eccentric wheel 12
There is an eccentric shaft, piston component, the piston component both sides are connected with by second bearing 13 on the eccentric shaft of the eccentric wheel 12
Be separately installed with closed cylinder body 5, described one end of cylinder body 5 is connected with cylinder cap 7, and the other end is connected with cylinder shell 3, the cylinder shell 3 with
The support volute 4 coordinates installation, and seal cover board is provided with the cylinder body 5, cylinder shell 3 and support volute 4；The inlet chamber 6
Positioned at the bottom of the front end of cylinder shell 3.
Specifically, the piston component in the present invention includes second bearing 13, connecting rod 14 and the piston 15 being sequentially connected, it is described
The top of piston 15 is hinged with the first reed；The piston 15 is barrel-shaped phenolic piston, the phenolic piston one end open, separately
One end is closed, and first reed is located at the blind end of the phenolic piston；The connecting rod 14 is through the phenolic piston openend
Stretch into, and be fixedly connected with the phenolic piston inwall.The component of piston 15 passes through the second bearing 13 and the bias
Axis connection, valve plate 16 is installed on the cylinder cap 7, the second reed is hinged with the valve plate 16, is opened up in the side wall of cylinder cap 7
There is exhaust outlet 8, silencer cover 17 is provided between the exhaust outlet 8 and the valve plate 16.
Further, motor radiating piece 18 is installed, the outer end of motor radiating piece 18 is provided with the magneto 1
Blower cover 2.The cylinder shell 3, the support volute 4 and the seal cover board form volute and store wind chamber；Offered in the cylinder body 5
Heat dissipation cavity 19, the heat dissipation cavity 19 store wind chamber with the volute by air-vent 20 and connected；The heat dissipation cavity 19 is in the cylinder cap 7
Place offers exhaust outlet 8.The eccentric wheel 12 is counterbalanced eccentric, the counterbalanced eccentric be screwed be installed on it is described
End of the main shaft 10 away from the magneto 1.Support volute 4 bottom is provided with symmetrical hold-down support 21.
It is further preferred that as shown in figure 3, the lower end of air inlet 22 of inventive piston 15 uses 30 degree of oblique angle designs, with
The glide downwards intake resistance of piston 15 is reduced, and increases air inducing area.The piston pin hole 23 of piston 15 and the air vent at 45 degree of angles
24 and piston pin 25 in cavity use via design, form an interconnected cooling duct, air can be in the channel
Self-loopa, the temperature of bearing is reduced, improve the use environment of bearing, increase service life.Due to piston pin hole 23 and piston pin
25 connecting portion wall ratios are thicker, and in the course of the work, the heat on the top of piston 15 is big for piston 15, and heat makes piston by conduction
Pin-and-hole 23 and the easy accumulation of heat of the connecting portion of piston pin 25, so the design of 4 Cooling Holes 26 of increase, piston 15 is in motion process
Air can take away partial heat by Cooling Holes 26, conducted with reducing heat to piston pin 25, be further ensured that the use of bearing
Environment.
As shown in figure 4, the valve plate steam vent 27 on valve plate 16 increases by 30 degree of oblique angle and arc groove design, air collection is reduced
The noise that poly- compression passes through steam vent.As shown in figure 5, main shaft 10 and the design of the attachment structure of eccentric wheel 12 are added pair using Symmetrical Circular Arc
Flat-square tenon form is claimed to be connected, end face is fixed with two screws.To strengthen the anti-faint-hearted intensity adjustable that both combine, and realize radially
Eccentric flexible trace regulation, improves assembly precision.
In another embodiment, the main shaft 10 of the both sides of magneto 1 of the present invention uses integral structure, is arranged in institute
In the rotor for stating magneto 1, and synchronously rotated with the rotor.I.e. described magneto 1 runs through the main shaft 10, and will
The main shaft 10 divides for symmetrical two parts.
Internal-suction type provided by the present invention is without oily piston brake air pump, compact overall structure, small volume.In use, permanent magnetism
Motor 1 drives main shaft 10 to rotate, and the wind wheel 11 being fixed on main shaft 10 follows the synchronous axial system of main shaft 10, because wind wheel 11 is arranged at
Cylinder shell 3 and the volute for supporting both cooperations of volute 4 to be formed after installing store wind intracavitary, so the rotation of wind wheel 11 just passes through cooling wind
The cooling air-vent suction volute on volute 4 is supported to store wind intracavitary, and after volute storage wind intracavitary is able to supercharging, through cylinder body 5
Air-vent enter heat dissipation cavity 19 in, after by close to cylinder cap 7 heat dissipation cavity 19 after discharge.The application of this structure also makes Permanent Magnet and Electric
It is more thorough that machine 1 is able to good radiating, the pressurized effect of volute storage wind chamber radiates by cylinder body 5 and cylinder cap 7.
While main shaft 10 rotates, counterbalanced eccentric is driven to rotate, the eccentric shaft on counterbalanced eccentric passes through second bearing
13 are connected with the connecting rod 14 of piston component, so as to which connecting rod 14 follows counterbalanced eccentric to move, and it is descending with piston 15, now,
Air is after the filter core in inlet chamber 6, in the air inlet air storing cavity formed into after with both cylinder body 5 and cover plate, by piston
15 glide downwards air cross the air inlet on the top of piston 15 by the inner chamber of piston 15, and enter after pushing up the reed for opening the top of piston 15
In compression chamber, brake air pump completes suction condition.Then connecting rod 14 promotes piston 15 to slide upwards, and the reed on the top of piston 15 closes
Close, the reed top of the upper end of valve plate 16 is opened in gas outlet of the air compression through valve plate 16, and air crosses the intake and exhaust chamber of silencer cover 17 by arranging
Gas port 8 is discharged.
The use of filter core of the present invention ensure that the damage for into the gas free from admixture in air pump, avoiding air pump internal structure
Bad, silencer cover 17 can make the gas noise of discharge low；Motor radiating piece 18 is located at outside magneto 1, can be effectively
Magneto 1 radiates.
This specification applies specific case and the principle and embodiment of the present invention is set forth, above example
Illustrate to be only intended to help the method and its core concept for understanding the present invention；Meanwhile for those of ordinary skill in the art, according to
According to the thought of the present invention, in specific embodiments and applications there will be changes.In summary, this specification content
It should not be construed as limiting the invention.
Claims (10)
1. a kind of internal-suction type is without oily piston brake air pump, it is characterised in that：Including magneto, the magneto structure on two sides
It is identical, be mounted on support volute, it is described support volute in be provided with clutch shaft bearing, be provided with the clutch shaft bearing with it is described
The main shaft of magneto connection；Wind wheel is provided with the main shaft；End of the main shaft away from the magneto is provided with
Eccentric wheel, piston component is connected with the eccentric shaft of the eccentric wheel, the piston component both sides are separately installed with closed cylinder body,
Described cylinder body one end is connected with cylinder cap, and the other end is connected with cylinder shell, and the cylinder shell coordinates with the support volute to be installed, the cylinder
Seal cover board is provided with body, cylinder shell and support volute；The cylinder shell lower end offers inlet chamber.
2. internal-suction type according to claim 1 is without oily piston brake air pump, it is characterised in that：The piston component include according to
Second bearing, connecting rod and the piston of secondary connection, the top land are hinged with the first reed；The piston component passes through described
Two bearings and the eccentric axis connection, valve plate is installed on the cylinder cap, the second reed, the cylinder cap are provided with the valve plate
Exhaust outlet is offered in side wall, silencer cover is provided between the exhaust outlet and the valve plate.
3. internal-suction type according to claim 2 is without oily piston brake air pump, it is characterised in that：It is provided with the inlet chamber
Filter core.
4. internal-suction type according to claim 2 is without oily piston brake air pump, it is characterised in that：Installed on the magneto
There is motor radiating piece, the motor radiating piece outer end is provided with blower cover.
5. internal-suction type according to claim 2 is without oily piston brake air pump, it is characterised in that：The piston is barrel-shaped
Phenolic piston, the phenolic piston one end open, other end closing, the blind end of the phenolic piston set first spring
Piece；The connecting rod stretches into through the phenolic piston openend, and is fixedly connected with the phenolic piston inwall.
6. internal-suction type according to claim 5 is without oily piston brake air pump, it is characterised in that：The cylinder shell, the support
Volute and the seal cover board form volute and store wind chamber；Heat dissipation cavity is offered in the cylinder body, the heat dissipation cavity passes through air-vent
Wind chamber is stored with the volute to connect；The heat dissipation cavity offers exhaust outlet at the cylinder cap.
7. internal-suction type according to claim 6 is without oily piston brake air pump, it is characterised in that：Described in the main shaft is remote forever
The end of magneto is located on the outside of the clutch shaft bearing；The eccentric wheel is counterbalanced eccentric, and the counterbalanced eccentric passes through spiral shell
Silk is fixedly installed in end of the main shaft away from the magneto.
8. internal-suction type according to claim 7 is without oily piston brake air pump, it is characterised in that：The support volute bottom is set
It is equipped with symmetrical hold-down support.
9. internal-suction type according to claim 8 is without oily piston brake air pump, it is characterised in that：The magneto both sides
Main shaft is integral type structure, is arranged in the rotor of the magneto, and synchronously rotated with the rotor.
10. internal-suction type according to claim 9 is without oily piston brake air pump, it is characterised in that：It is provided with the piston
Cooling Holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710845744.7A CN107461314A (en) | 2017-09-19 | 2017-09-19 | A kind of internal-suction type is without oily piston brake air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710845744.7A CN107461314A (en) | 2017-09-19 | 2017-09-19 | A kind of internal-suction type is without oily piston brake air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107461314A true CN107461314A (en) | 2017-12-12 |
Family
ID=60551578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710845744.7A Pending CN107461314A (en) | 2017-09-19 | 2017-09-19 | A kind of internal-suction type is without oily piston brake air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107461314A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035863A (en) * | 2018-01-08 | 2018-05-15 | 浙江北上新能源科技股份有限公司 | A kind of compressor and the mechanized equipment with the compressor |
| CN108331762A (en) * | 2018-03-12 | 2018-07-27 | 兰州理工大学 | A kind of integral type axial-flow pump based on electromagnetic piston radial drive |
| CN109944769A (en) * | 2019-03-15 | 2019-06-28 | 江西捷控新能源科技有限公司 | A kind of electric oil-free air compressor |
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| CN108035863A (en) * | 2018-01-08 | 2018-05-15 | 浙江北上新能源科技股份有限公司 | A kind of compressor and the mechanized equipment with the compressor |
| CN108331762A (en) * | 2018-03-12 | 2018-07-27 | 兰州理工大学 | A kind of integral type axial-flow pump based on electromagnetic piston radial drive |
| CN108331762B (en) * | 2018-03-12 | 2020-02-07 | 兰州理工大学 | Integrated axial flow pump based on radial drive of electromagnetic piston |
| CN109944769A (en) * | 2019-03-15 | 2019-06-28 | 江西捷控新能源科技有限公司 | A kind of electric oil-free air compressor |
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