CN105351194A - Oilless swinging piston type air compressor - Google Patents
Oilless swinging piston type air compressor Download PDFInfo
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- CN105351194A CN105351194A CN201510861182.6A CN201510861182A CN105351194A CN 105351194 A CN105351194 A CN 105351194A CN 201510861182 A CN201510861182 A CN 201510861182A CN 105351194 A CN105351194 A CN 105351194A
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- air compressor
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- type air
- swing piston
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Abstract
The invention relates to an oilless swinging piston type air compressor. The oilless swinging piston type air compressor comprises a cylinder cover, the cylinder cover is installed on a valve seat, a valve plate is arranged at the lower part of the cylinder cover and is fixedly connected to the valve seat, the valve seat is provided with a valve sheet, and the valve sheet is installed on an end sliding cover. A cylinder sleeve is installed on a crank case, an air filter is arranged under the crank case and is installed between an installation plate and a cover plate, the cover plate is arranged on the right side of the installation plate, a waterproof cover is arranged on the outer side of the installation plate, the installation plate is provided with a limiting sleeve in a connected mode, and a membrane is arranged on the outer side of the limiting sleeve. A bearing is arranged on one side of the air filter and is connected to a motor through a balance block, the motor is connected with the crank case, and a connecting rod is arranged at the outer end of the balance block in a connected mode. The inner hole of the cylinder sleeve on the crank case is connected with a packing cup in a sealed contact mode. The oilless swinging piston type air compressor is simple and reasonable in structure, small in size, wide in application range, high in work efficiency and small in vibration, avoids oil leakage and reduces pollution.
Description
Technical field
The invention belongs to rail vehicle technical field of auxiliary equipment, relate to a kind of air compressor, particularly relate to a kind of without oily swing piston type air compressor.
Background technique
More at present, there is complex structure in the air compressor adopted in rail vehicle auxiliary wind source system, and volume is comparatively large, easy leakage of oil, and pollute comparatively large, Applicable scope is limited, inefficiency and the problem such as vibration is larger.
Application number is " 201510000529.8 ", publication number is the Chinese invention patent of " a kind of oilless air compressor ", discloses a kind of oilless air compressor, and its radiation fan is separate fan, the air-inlet cavity and heat dissipation wind channel that seal is formed after case coordinates with casing, cylinder and cylinder cap inside are provided with heat dissipation wind channel, although it can reduce the temperature of piston, piston ring, it exists complex structure equally, volume is larger, pollute comparatively large, Applicable scope is limited, inefficiency and the problem such as vibration is larger.
The Chinese invention patent " ZL201520001071.3 " of the mandate simultaneously applied for foregoing invention patent, Authorization Notice No. is the oilless air compressor that " CN204436742U " also discloses said structure, and it exists above-mentioned technical problem equally.
More on the whole, there is complex structure in existing oilless air compressor, and volume is comparatively large, easy leakage of oil, and pollute comparatively large, Applicable scope is limited, inefficiency and the problem such as vibration is larger.For this reason, need a kind of oilless air compressor, solve the problem, make it simple and reasonable, small volume, avoid leakage of oil, reduce to pollute, applied widely, working efficiency is high and vibration is less.
Summary of the invention
The object of the present invention is to provide a kind of without oily swing piston type air compressor, solve complex structure existing in prior art, volume is larger, easy leakage of oil, pollute comparatively large, Applicable scope is limited, inefficiency and the problem such as vibration is larger, make it simple and reasonable, small volume, avoids leakage of oil, reduces to pollute, applied widely, working efficiency is high and vibration is less.
For achieving the above object, the invention provides a kind of without oily swing piston type air compressor, comprise cylinder cap, cylinder cap is arranged on valve seat, the bottom of cylinder cap is provided with valve plate, valve plate is fixedly connected with valve seat, valve seat is provided with valve block, valve block is arranged on end slip lid simultaneously, cylinder sleeve is arranged on crankcase, air filtering core device is provided with below crankcase, air filtering core device is arranged between mounting plate and cover plate, cover plate is arranged on the right side of mounting plate, the outside of mounting plate is provided with waterproof cover, mounting plate is connected with stop collar, the outside of stop collar is provided with diaphragm, the side of air filtering core device is provided with bearing, bearing is connected with motor by equilibrium block, motor is also connected with crankcase, the outer end of equilibrium block is connected with connecting rod, the endoporus of the cylinder sleeve on crankcase contacts with cup packing and connects.
In above scheme preferably, air filtering core device is set to accordion structure.
In above either a program, diaphragm is arranged on stop collar by hexagon head bolt and the first plain washer.
In above either a program, crankcase is installed and is provided with interior hexagonal plug.
In above either a program, bearing is set to sealed structure.
In above either a program, bearing is connected with equilibrium block by the structure of endoporus riveting.
In above either a program, be fastenedly connected by A type circlip for shaft between bearing and equilibrium block.
In above either a program, be fastened and connected by the first hexagonal cylindrical head screw between equilibrium block and connecting rod.
In above either a program, leather cup is fixed on connecting rod by end slip lid and interior hexagonal flower shape sunk screw.
In above either a program, valve block is arranged on end slip lid by the 4th plain washer and Cross Recess Head Screw.
In above either a program, valve block is arranged on valve seat by valve plate, Cross Recess Head Screw.
In above either a program, cylinder cap is arranged on valve seat by the 3rd plain washer, normal type single coil spring lock washer and the 3rd hexagon socket cap head screw.
In above either a program, cylinder cap is installed by internal thread and is arranged out splice going splice.
In above either a program, cylinder cap is provided with radiating fin.
In above either a program, the structure that crankcase is led by endoporus, and be fastened by the second hexagon socket cap head screw and the second plain washer and motor and install.
In above either a program, crankcase is provided with radiating fin.
In above either a program, motor is set to brush motor.
In above either a program, the end face of motor is provided with step.
In above either a program, the rotating shaft of motor is provided with platform, and motor is fastened and connected by platform and interior hexagon concave-end locking screw and equilibrium block.
Compared with prior art, the present invention has the following advantages:
The invention provides a kind of without oily swing piston type air compressor, it can solve complex structure existing in prior art, volume is larger, easy leakage of oil, pollute comparatively large, Applicable scope is limited, inefficiency and the problem such as vibration is larger, and there is following features: (1) this air compressor is swing piston type, and therefore modular construction is simple and size is less; (2) this air compressor adopts oil-free lubrication, avoids oil leakage phenomenon, need not regularly replace lubricant oil, the most important thing is that output squeezing air is clean (can not with mist of oil); (3) this air compressor security level IP65, normally can work under rugged environment (many Sand Dust Environments); (4) this air compressor air intake end increases fine air filter, makes the pressurized air of output not have impurity; (5) this air compressor air intake end increases one-way valve module, increases air compressor and inflates efficiency, reduce noise; (6) this air compressor air intake end has two groups of air-intake valve plates, increases air inlet amount, makes air compressor inflate efficiengy-increasing; (7) equilibrium block of this air compressor, by equilibrium block weight reasonable distribution, reduces air compressor vibration.
Accompanying drawing explanation
Fig. 1 is according to the structural representation without oily swing piston type air compressor of the present invention;
Fig. 2 is according to the waterproof cover without oily swing piston type air compressor of the present invention embodiment illustrated in fig. 1 working state schematic representation when horizontal-spray;
Fig. 3 is according to the waterproof cover without oily swing piston type air compressor of the present invention embodiment illustrated in fig. 1 working state schematic representation when downward-sloping water spray;
Fig. 4 is the structural representation according to the diaphragm without oily swing piston type air compressor of the present invention embodiment illustrated in fig. 1;
Fig. 5 is the structural representation according to the valve block without oily swing piston type air compressor of the present invention embodiment illustrated in fig. 1;
Fig. 6 is the structural representation according to the cylinder sleeve without oily swing piston type air compressor of the present invention embodiment illustrated in fig. 1;
Fig. 7 is the structural representation according to the cylinder cap without oily swing piston type air compressor of the present invention embodiment illustrated in fig. 1;
Fig. 8 is the structural representation according to the crankcase without oily swing piston type air compressor of the present invention embodiment illustrated in fig. 1;
Fig. 9 is the structural representation of the motor according to the crankcase without oily swing piston type air compressor of the present invention embodiment illustrated in fig. 1.
In figure, 1 is cylinder cap, 2 is valve plate, 3 is Cross Recess Head Screw, 4 is valve seat, 5 is valve block, 6 is cylinder sleeve, 7 is end slip lid, 8 is leather cup, 9 is crankcase, 10 is air filtering core device, 11 is waterproof cover, 12 is mounting plate, 13 is hexagon head bolt, 14 is stop collar, 15 is diaphragm, 16 is the first plain washer, 17 is cover plate, 18 is bearing, 19 is the first hexagon socket cap head screw, 20 is interior hexagonal plug, 21 is the second plain washer, 22 is the second hexagon socket cap head screw, 23 is the 3rd hexagon socket cap head screw, 24 is normal type single coil spring lock washer, 25 is the 3rd plain washer, 26 is the 4th plain washer, 27 is interior hexagonal flower shape sunk screw, 28 is connecting rod, 29 is equilibrium block, 30 is interior hexagon concave-end locking screw, 31 is A type circlip for shaft, 32 is motor, 33 is natural aspiration port, 34 is pressurized air output port.
Embodiment
In order to understand the present invention better, below in conjunction with specific embodiment, the present invention is explained in detail.But, obviously can carry out different modification and remodeling to the present invention and not exceed the wider spirit and scope of the present invention of appended claims.Therefore, following examples have exemplary and hard-core implication.
Embodiment:
A kind of without oily swing piston type air compressor, as shown in Figure 1, comprise cylinder cap 1, cylinder cap 1 is arranged on valve seat 4, the bottom of cylinder cap 1 is provided with valve plate 2, valve plate 2 is fixedly connected with valve seat 4, valve seat 4 is provided with valve block 5, valve block 5 is arranged on end slip lid 7 simultaneously, cylinder sleeve 6 is arranged on crankcase 9, air filtering core device 10 is provided with below crankcase 9, air filtering core device 10 is arranged between mounting plate 12 and cover plate 17, cover plate 17 is arranged on the right side of mounting plate 12, the outside of mounting plate 12 is provided with waterproof cover 11, mounting plate 12 is connected with stop collar 14, the outside of stop collar 14 is provided with diaphragm 15, the side of air filtering core device 10 is provided with bearing 18, bearing 18 is connected with motor 32 by equilibrium block 29, motor 32 is also connected with crankcase 9, the outer end of equilibrium block 29 is connected with connecting rod 28, the endoporus of the cylinder sleeve 6 on crankcase 9 seals to contact with leather cup 8 and connects.
In the above-described embodiments, air filtering core device 10 is set to accordion structure.
In the above-described embodiments, diaphragm 15 is arranged on stop collar 14 by hexagon head bolt 13 and the first plain washer 16.
In the above-described embodiments, on crankcase 9, installation is provided with interior hexagonal plug 20.
In the above-described embodiments, bearing 18 is set to sealed structure.
In the above-described embodiments, bearing 18 is connected with equilibrium block 29 by the structure of endoporus riveting.
In the above-described embodiments, be fastenedly connected by A type circlip for shaft 31 between bearing 18 and equilibrium block 29.
In the above-described embodiments, be fastened and connected by the first hexagonal cylindrical head screw 19 between equilibrium block 29 and connecting rod 28.
In the above-described embodiments, leather cup 8 is fixed on connecting rod 28 by end slip lid 7 and interior hexagonal flower shape sunk screw 27.
In the above-described embodiments, valve block 5 is arranged on end slip lid 7 by the 4th plain washer 26 and Cross Recess Head Screw 3.
In the above-described embodiments, valve block 5 is arranged on valve seat 4 by valve plate 2, Cross Recess Head Screw 3.
In the above-described embodiments, cylinder cap 1 is arranged on valve seat 4 by the 3rd plain washer 25, normal type single coil spring lock washer 24 and the 3rd hexagon socket cap head screw 23.
In the above-described embodiments, cylinder cap 1 is installed by internal thread and is arranged out splice going splice.
In the above-described embodiments, cylinder cap 1 is provided with radiating fin.
In the above-described embodiments, the structure that crankcase 9 is led by endoporus, and to be fastened with motor 32 by the second hexagon socket cap head screw 22 and the second plain washer 21 and to install.
In the above-described embodiments, crankcase 9 is provided with radiating fin.
In the above-described embodiments, motor 32 is set to brush motor.
In the above-described embodiments, the end face of motor 32 is provided with step.
In the above-described embodiments, the rotating shaft of motor 32 is provided with platform, and motor 32 is fastened and connected with equilibrium block 29 by platform and interior hexagon concave-end locking screw 30.
Of the present invention without oily swing piston type air compressor, its waterproof cover 11, as shown in Figures 2 and 3, can enter product by effectively anti-sealing at horizontal-spray or downward-sloping water spray.Its air filtering core device 10, is arranged between mounting plate 12 and cover plate 17, by extruding air filtering core device 10, upper and lower end face is sealed; Air filtering core device adopts collapsible, increases tolerance.Its diaphragm 15, as Fig. 4, installs fastening by stop collar 14, hexagon head bolt 13, plain washer 16.Play single effect, when connecting rod 28 moves downward, prevent from falling to leak from natural aspiration mouth during air compressing.Hexagonal plug 20 in it, is arranged on crankcase 9, when needs dismounting equilibrium block 29, opens interior hexagonal plug 20; The used time does not screw interior hexagonal plug 20, realizes sealing.Its equilibrium block 29, connects motor 32 and bearing 18, and the equilibrium block that runs through of motor 32 makes connecting rod 28 do swing piston type motion, the reasonable setting of equilibrium block 29 structure, can not the excessive vibration of product when air compressor is worked.Its bearing 18, bearing adopts sealed type, and the grease of the inside can be resistance to-40 DEG C to 160 DEG C, and bearing can be worked long hours.Bearing 18 endoporus riveting is on equilibrium block, fastening by A type circlip for shaft 31.Outer end connects connecting rod 28, fastening by the hexagon socket cap head screw 19 on connecting rod.Its leather cup 8, is fixed on connecting rod 28 by end slip lid 7 and interior hexagonal flower shape sunk screw 27, seals along with in the motion of connecting rod 28 swing piston type.Its valve block 5, as shown in Figure 5, is arranged on end slip lid 7 and by valve plate 2, Cross Recess Head Screw 3 is arranged on valve seat 4 respectively by plain washer 26, Cross Recess Head Screw 3, realize one-way air inlet function.Its cylinder sleeve 6, is arranged on crankcase 9, is located by the guiding step shown in Fig. 6.Cylinder sleeve 6 endoporus on crankcase 9 contacts with leather cup 8 and seals, and therefore endoporus wants hard anodize and little roughness process.Edge surrounding, with radiating fin, accelerates the heat that the to-and-fro motion of heat radiation leather cup 8 produces.Its cylinder cap 1, is arranged on valve seat 4 by plain washer 25, normal type single coil spring lock washer 24, hexagon socket cap head screw 23.As shown in Figure 7, out splice going splice is installed by the internal thread of cylinder cap 1, and the radiating fin on cylinder cap 1 can accelerate the heat of heat radiation delivery air.Its crankcase 9, as shown in Figure 8, is connected motor 32, is led, install fastening with hexagon socket cap head screw 22 and plain washer 21 by endoporus, and crankcase 9, with radiating fin, contributes to accelerating heat radiation.Its motor 32, is direct current generator, can produces different operating voltages as required.As shown in Figure 9, end face is provided with step, locates with crankcase.The rotating shaft of motor 32 is processed with a platform, fastening with equilibrium block 29 by interior hexagon concave-end locking screw 30, and interior hexagon concave-end locking screw 30 has two and tightly, strengthens anti-loose ability.
Of the present invention without oily swing piston type air compressor, its working principle is: S mouth is natural aspiration port 33; O mouth is pressurized air output port 34.Motor 32 rotating shaft running band dynamic balance weight 29 do eccentric motion, thus convert to connecting rod 28 do swing piston type motion.When connecting rod 28 moves down, the air in crankcase 9 is done and compress, produce negative pressure in cylinder sleeve 6 simultaneously, due to diaphragm 15 single effects, stop air to spill from filter core 10, impel most of air to be entered in cylinder sleeve 6 by the valve block 5 on end slip lid 7.Then connecting rod 28 moves up the air in compression cylinder sleeve 6, impels and overflows from the valve block 5 valve seat 4, enter output terminal, simultaneously produce negative pressure in crankcase 9, impel air to enter crankcase 9 by filter core 10.And so forth, O mouth has pressurized air to continue to export.
Claims (10)
1. one kind without oily swing piston type air compressor, comprise cylinder cap (1), cylinder cap (1) is arranged on valve seat (4), the bottom of cylinder cap (1) is provided with valve plate (2), valve plate (2) is fixedly connected with valve seat (4), valve seat (4) is provided with valve block (5), valve block (5) is arranged on end slip lid (7) simultaneously, cylinder sleeve (6) is arranged on crankcase (9), it is characterized in that: below crankcase (9), be provided with air filtering core device (10), air filtering core device (10) is arranged between mounting plate (12) and cover plate (17), cover plate (17) is arranged on the right side of mounting plate (12), the outside of mounting plate (12) is provided with waterproof cover (11), mounting plate (12) is connected with stop collar (14), the outside of stop collar (14) is provided with diaphragm (15), the side of air filtering core device (10) is provided with bearing (18), bearing (18) is connected with motor (32) by equilibrium block (29), motor (32) is also connected with crankcase (9), the outer end of equilibrium block (29) is connected with connecting rod (28), the endoporus of the cylinder sleeve (6) on crankcase (9) seals to contact with leather cup (8) and connects.
2. as claimed in claim 1 without oily swing piston type air compressor, it is characterized in that: air filtering core device (10) is set to accordion structure.
3. as claimed in claim 1 without oily swing piston type air compressor, it is characterized in that: diaphragm (15) is arranged on stop collar (14) by hexagon head bolt (13) and the first plain washer (16).
4. as claimed in claim 1 without oily swing piston type air compressor, it is characterized in that: the upper installation of crankcase (9) is provided with interior hexagonal plug (20).
5. as claimed in claim 1 without oily swing piston type air compressor, it is characterized in that: bearing (18) is set to sealed structure.
6. as claimed in claim 1 without oily swing piston type air compressor, it is characterized in that: bearing (18) is connected with equilibrium block (29) by the structure of endoporus riveting.
7. as claimed in claim 6 without oily swing piston type air compressor, it is characterized in that: be fastenedly connected by A type circlip for shaft (31) between bearing (18) and equilibrium block (29).
8. as claimed in claim 7 without oily swing piston type air compressor, it is characterized in that: be fastened and connected by the first hexagonal cylindrical head screw (19) between equilibrium block (29) and connecting rod (28).
9. as claimed in claim 1 without oily swing piston type air compressor, it is characterized in that: leather cup (8) is fixed on connecting rod (28) by end slip lid (7) and interior hexagonal flower shape sunk screw (27).
10. as claimed in claim 1 without oily swing piston type air compressor, it is characterized in that: valve block (5) is arranged on end slip lid (7) by the 4th plain washer (26) and Cross Recess Head Screw (3).
Priority Applications (1)
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CN201510861182.6A CN105351194A (en) | 2015-12-01 | 2015-12-01 | Oilless swinging piston type air compressor |
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CN201510861182.6A CN105351194A (en) | 2015-12-01 | 2015-12-01 | Oilless swinging piston type air compressor |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107131113A (en) * | 2017-06-24 | 2017-09-05 | 浙江永源机电制造有限公司 | A kind of high voltage oil-free air compressor machine |
CN107503914A (en) * | 2017-09-28 | 2017-12-22 | 耐力股份有限公司 | A kind of exhaust structure of oil-free piston type air compressor |
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US5118262A (en) * | 1991-04-01 | 1992-06-02 | Kuo Shui Long | Multi-function combination air compressor |
CN2361877Y (en) * | 1998-10-10 | 2000-02-02 | 浙江台州宏大电机有限公司 | Direct-coupled air compressor |
JP2000234587A (en) * | 1999-02-12 | 2000-08-29 | Tokico Ltd | Air compressor and gas separating device |
JP2008253957A (en) * | 2007-04-09 | 2008-10-23 | Orion Mach Co Ltd | Filter element, oil-water separator and discharge method of compressor drain water |
CN202215460U (en) * | 2011-09-28 | 2012-05-09 | 内蒙古生力中伟***集团有限公司 | Air filter applied to air compressor |
CN104564613A (en) * | 2015-01-04 | 2015-04-29 | 浙江盛源空压机制造有限公司 | Oil-less air compressor |
CN205190214U (en) * | 2015-12-01 | 2016-04-27 | 瑞立集团瑞安汽车零部件有限公司 | No oil sways piston type air compressor |
-
2015
- 2015-12-01 CN CN201510861182.6A patent/CN105351194A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5118262A (en) * | 1991-04-01 | 1992-06-02 | Kuo Shui Long | Multi-function combination air compressor |
CN2361877Y (en) * | 1998-10-10 | 2000-02-02 | 浙江台州宏大电机有限公司 | Direct-coupled air compressor |
JP2000234587A (en) * | 1999-02-12 | 2000-08-29 | Tokico Ltd | Air compressor and gas separating device |
JP2008253957A (en) * | 2007-04-09 | 2008-10-23 | Orion Mach Co Ltd | Filter element, oil-water separator and discharge method of compressor drain water |
CN202215460U (en) * | 2011-09-28 | 2012-05-09 | 内蒙古生力中伟***集团有限公司 | Air filter applied to air compressor |
CN104564613A (en) * | 2015-01-04 | 2015-04-29 | 浙江盛源空压机制造有限公司 | Oil-less air compressor |
CN205190214U (en) * | 2015-12-01 | 2016-04-27 | 瑞立集团瑞安汽车零部件有限公司 | No oil sways piston type air compressor |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107131113A (en) * | 2017-06-24 | 2017-09-05 | 浙江永源机电制造有限公司 | A kind of high voltage oil-free air compressor machine |
CN107131113B (en) * | 2017-06-24 | 2019-11-19 | 浙江永源机电制造有限公司 | A kind of high voltage oil-free air compressor machine |
CN107503914A (en) * | 2017-09-28 | 2017-12-22 | 耐力股份有限公司 | A kind of exhaust structure of oil-free piston type air compressor |
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