CN104791248A - Air compressor - Google Patents
Air compressor Download PDFInfo
- Publication number
- CN104791248A CN104791248A CN201510089858.4A CN201510089858A CN104791248A CN 104791248 A CN104791248 A CN 104791248A CN 201510089858 A CN201510089858 A CN 201510089858A CN 104791248 A CN104791248 A CN 104791248A
- Authority
- CN
- China
- Prior art keywords
- compressor housing
- cylindrical hole
- sealing
- air compressor
- gear
- 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.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/18—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
Abstract
The present invention discloses an air compressor, which comprises a compressor housing, wherein two cylindrical through holes are arranged in the compressor housing and are axially parallel to each other, the parts of the two cylindrical through holes intersect, compression rotation shafts are rotatably arranged in each cylindrical through hole, the two compression rotation shafts are respectively provided with engaged sealing gears, and the opposite side walls of the compressor housing are respectively and oppositely provided with a gas inlet and a gas discharge port communicated with the intersecting part of the cylindrical through holes. According to the present invention, the air compressor has advantages of simple and compact structure, light weight, continuous and uniform gas discharge, oil saving, no piston ring, gas valve and other easily-damaged parts, simple operation, low maintenance cost, low maintenance, and high work efficiency, and is suitable for the large, medium and small powers; the crankshaft connection rod mechanism does not exist, such that advantages of reliable work, smooth operation, low noise, high pressure, high efficiency, and high pressure ratio are provided; and with the multi-horn rotor, the load torque can be gentle and vibration-reducing.
Description
Technical field:
The present invention relates to aeromechanics technology field, particularly a kind of air compressor.
Background technique:
At present, compressor common on market mainly contains piston type air compressor, screw air compressor, sliding-vane air compressor, centrifugal air compressor etc., often uses piston type, screw type and sliding vane; Piston type air compressor drives piston left linear reciprocating motion in cylinder by bent axle, and complex structure, noise are large, air displacement is little, and parts are fragile; Screw type and sliding-vane air compressor are rotary air compressors, and manufacturing process is complicated, needs a large amount of cutting oil, need to do Oil-gas Separation work during use, and maintaining is complicated, and cost is high.
Summary of the invention:
The object of the present invention is to provide the air compressor that a kind of structure is simple, working efficiency is high.
The present invention is implemented by following technological scheme: a kind of air compressor, it comprises compressor housing, in described compressor housing, be provided with two axis be parallel to each other and the cylindrical hole partly intersected, rotate in each described cylindrical hole and be provided with described compression rotating shaft, two described compression rotating shafts are respectively equipped with intermeshing sealing gear, the wheel tooth tip of described sealing gear in each described cylindrical hole and the inner wall sealing rubbing contact of described cylindrical hole, the described tooth tip of taking turns of intermeshing described sealing gear contacts with Bottom land seal friction, the described compressor housing opposing sidewalls at described cylindrical hole two ends is respectively equipped with Seal end plate, and described compression rotating shaft sealing rotates and is arranged on two pieces of described Seal end plates, side cover is respectively equipped with outside two pieces of described Seal end plates, described in side between Seal end plate and side cover a two described compression rotating shaft is respectively equipped with intermeshing driving gear, and wherein any described compression rotating shaft top is through described side cover, is placed in outside described side cover, the sidewall that described compressor housing is relative is provided with inlet and outlet mouth that cylindrical hole intersection described with two is communicated with respectively relatively, and described suction port is rectangular, and described relief opening is circular.
Gear teeth quantity on described sealing gear is more than three.
Described tooth tip of taking turns is arc; Described Bottom land is take turns arc corresponding to tooth tip with described;
In described compressor housing, be also provided with the thermal vias of more than, the two ends of described thermal vias are placed in described compression case surface.
Advantage of the present invention: structure is simple, compact, lightweight, be vented continuous, even, fuel-efficient, there is no piston ring, the easily worn parts such as air valve, simple to operate, maintenance cost is low, a little repair, working efficiency are high, are applicable to large, medium and small power; There is no crankshaft & connecting, so reliable operation, smooth running, noise is little, and pressure is large, working efficiency is high, and pressure ratio is high; Many plum blossoms rotor makes load torque mild, vibration damping.
Accompanying drawing illustrates:
Fig. 1 is the overall structure schematic diagram of embodiment 1.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the overall structure schematic diagram of embodiment 2.
Fig. 4 is the B-B sectional view of Fig. 3.
Compressor housing 1, cylindrical hole 2, compression rotating shaft 3, sealing gear 4, Seal end plate 5, side cover 6, driving gear 7, suction port 8, relief opening 9, the gear teeth 10, teeth groove 11, thermal vias 12.
Embodiment:
Embodiment 1: as depicted in figs. 1 and 2, a kind of air compressor, it comprises compressor housing 1, in compressor housing 1, be provided with two axis be parallel to each other and the cylindrical hole 2 partly intersected, rotate in each cylindrical hole 2 and be provided with compression rotating shaft 3, two compression rotating shafts 3 are respectively equipped with intermeshing sealing gear 4, and the gear teeth 10 quantity on sealing gear 4 is three; The wheel tooth tip of the sealing gear 4 in each cylindrical hole 2 and the inner wall sealing rubbing contact of cylindrical hole 2, the gear teeth 10 top of intermeshing sealing gear 4 and teeth groove 11 sealing bottom surface rubbing contact; The gear teeth 10 top is arc; Teeth groove 11 bottom surface is the arc corresponding with the gear teeth 10 top; The complete seal bond in the gear teeth 10 top and teeth groove 11 bottom surface of two sealing gears 4, can prevent air from being revealed by two bonding places, strengthens air compressing effect; Compressor housing 1 opposing sidewalls at cylindrical hole 2 two ends is respectively equipped with Seal end plate 5, and compression rotating shaft 3 sealed rotational is arranged on two pieces of Seal end plates 5, Seal end plate 5, forms compression chamber between compressor housing 1 and sealing gear 4; Outside two pieces of Seal end plates 5, be respectively equipped with side cover 6, between side cover 6 and Seal end plate 5, form the chamber of sealing, the sealing of air compressor can be strengthened; Two between side Seal end plate 5 and side cover 6 are compressed in rotating shaft 3 and are respectively equipped with intermeshing driving gear 7, and wherein any compression rotating shaft 3 top is through side cover 6, is placed in outside side cover 6, and is connected with motor driven; The sidewall that compressor housing 1 is relative is provided with inlet and outlet mouth respectively relatively that be communicated with two cylindrical hole 2 intersection, and suction port 8 is rectangular, and relief opening 9 is circular.
Embodiment 2: as shown in Figure 3 and Figure 4, a kind of air compressor, it comprises compressor housing 1, in compressor housing 1, be provided with two axis be parallel to each other and the cylindrical hole 2 partly intersected, rotate in each cylindrical hole 2 and be provided with compression rotating shaft 3, two compression rotating shafts 3 are respectively equipped with intermeshing sealing gear 4, and the gear teeth 10 quantity on sealing gear 4 is five; The wheel tooth tip of the sealing gear 4 in each cylindrical hole 2 and the inner wall sealing rubbing contact of cylindrical hole 2, the gear teeth 10 top of intermeshing sealing gear 4 and teeth groove 11 sealing bottom surface rubbing contact; The gear teeth 10 top is arc; Teeth groove 11 bottom surface is the arc corresponding with the gear teeth 10 top; The complete seal bond in the gear teeth 10 top and teeth groove 11 bottom surface of two sealing gears 4, can prevent air from being revealed by two bonding places, strengthens air compressing effect; Compressor housing 1 opposing sidewalls at cylindrical hole 2 two ends is respectively equipped with Seal end plate 5, and compression rotating shaft 3 sealed rotational is arranged on two pieces of Seal end plates 5, Seal end plate 5, forms compression chamber between compressor housing 1 and sealing gear 4; Outside two pieces of Seal end plates 5, be respectively equipped with side cover 6, between side cover 6 and Seal end plate 5, form the chamber of sealing, the sealing of air compressor can be strengthened; Two between side Seal end plate 5 and side cover 6 are compressed in rotating shaft 3 and are respectively equipped with intermeshing driving gear 7, and wherein any compression rotating shaft 3 top is through side cover 6, is placed in outside side cover 6, and is connected with motor driven; The sidewall that compressor housing 1 is relative is provided with inlet and outlet mouth respectively relatively that be communicated with two cylindrical hole 2 intersection, and suction port 8 is rectangular, and relief opening 9 is circular; In compressor housing 1, be also provided with eight thermal vias 12, the two ends of thermal vias 12 are placed in compressor housing 1 surface; Thermal vias 12 pairs of compressor housing 1 inside are utilized to carry out air cooling or water cooling.
Working principle: motor is by driving compression rotating shaft 3 high speed rotating be placed in outside side cover 6, and then drive another root compression rotating shaft 3 to rotate by driving gear 7, compression rotating shaft 3 is with motive sealing gear 4 to rotate while rotating, and intermeshing driving gear 7, sealing gear 4 all upwards rotate relative to working pitch point; After air enters compressor housing 1 inside by suction port 8, the sealing gear 4 of High Rotation Speed promotes air along Seal end plate 5, chamber between compressor housing 1 and sealing gear 4, compressor housing 1 inside of air below sealing gear 4 working pitch point and between relief opening is gathered to compress and is boosted, and the pressurized air after boosting is discharged by relief opening 9.
Claims (4)
1. an air compressor, it is characterized in that, it comprises compressor housing, in described compressor housing, be provided with two axis be parallel to each other and the cylindrical hole partly intersected, rotate in each described cylindrical hole and be provided with described compression rotating shaft, two described compression rotating shafts are respectively equipped with intermeshing sealing gear, the wheel tooth tip of described sealing gear in each described cylindrical hole and the inner wall sealing rubbing contact of described cylindrical hole, the described tooth tip of taking turns of intermeshing described sealing gear contacts with Bottom land seal friction; The described compressor housing opposing sidewalls at described cylindrical hole two ends is respectively equipped with Seal end plate, and described compression rotating shaft sealing rotates and is arranged on two pieces of described Seal end plates; Side cover is respectively equipped with outside two pieces of described Seal end plates; Described in side between Seal end plate and side cover a two described compression rotating shaft is respectively equipped with intermeshing driving gear, and wherein any described compression rotating shaft top is through described side cover, is placed in outside described side cover; The sidewall that described compressor housing is relative is provided with inlet and outlet mouth that cylindrical hole intersection described with two is communicated with respectively relatively, and described suction port is rectangular, and described relief opening is circular.
2. a kind of air compressor according to claim 1, is characterized in that, the gear teeth quantity on described sealing gear is more than three.
3. a kind of air compressor according to claim 2, is characterized in that, described tooth tip of taking turns is arc; Described Bottom land is take turns arc corresponding to tooth tip with described.
4., according to the arbitrary described a kind of air compressor of claims 1 to 3, it is characterized in that, be also provided with the thermal vias of more than in described compressor housing, the two ends of described thermal vias are placed in described compression case surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510089858.4A CN104791248A (en) | 2015-02-15 | 2015-02-15 | Air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510089858.4A CN104791248A (en) | 2015-02-15 | 2015-02-15 | Air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104791248A true CN104791248A (en) | 2015-07-22 |
Family
ID=53556323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510089858.4A Pending CN104791248A (en) | 2015-02-15 | 2015-02-15 | Air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104791248A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561308A (en) * | 2018-03-13 | 2018-09-21 | 杭州新宇机械制造有限公司 | A kind of oil-free vortex air compressor with cooling device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644598A (en) * | 2012-04-19 | 2012-08-22 | 于国亭 | Gear type air compressor |
| CN103062064A (en) * | 2013-01-19 | 2013-04-24 | 上海零澜机械科技有限公司 | Reinforced and jacketed fully-cooled type pump body for novel roots pump |
| JP5353383B2 (en) * | 2009-04-01 | 2013-11-27 | 株式会社豊田自動織機 | Roots fluid machinery |
| CN203500024U (en) * | 2013-09-04 | 2014-03-26 | 王东郁 | Water-cooled-type air blower enclosure |
| CN204805093U (en) * | 2015-02-15 | 2015-11-25 | 赵玉喜 | Air compressor |
-
2015
- 2015-02-15 CN CN201510089858.4A patent/CN104791248A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5353383B2 (en) * | 2009-04-01 | 2013-11-27 | 株式会社豊田自動織機 | Roots fluid machinery |
| CN102644598A (en) * | 2012-04-19 | 2012-08-22 | 于国亭 | Gear type air compressor |
| CN103062064A (en) * | 2013-01-19 | 2013-04-24 | 上海零澜机械科技有限公司 | Reinforced and jacketed fully-cooled type pump body for novel roots pump |
| CN203500024U (en) * | 2013-09-04 | 2014-03-26 | 王东郁 | Water-cooled-type air blower enclosure |
| CN204805093U (en) * | 2015-02-15 | 2015-11-25 | 赵玉喜 | Air compressor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561308A (en) * | 2018-03-13 | 2018-09-21 | 杭州新宇机械制造有限公司 | A kind of oil-free vortex air compressor with cooling device |
| CN108561308B (en) * | 2018-03-13 | 2024-03-12 | 杭州新宇机械制造有限公司 | Oilless vortex air compressor with cooling device |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150722 |