CN202560507U - Oilless air compressor - Google Patents

Oilless air compressor Download PDF

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Publication number
CN202560507U
CN202560507U CN2012202251941U CN201220225194U CN202560507U CN 202560507 U CN202560507 U CN 202560507U CN 2012202251941 U CN2012202251941 U CN 2012202251941U CN 201220225194 U CN201220225194 U CN 201220225194U CN 202560507 U CN202560507 U CN 202560507U
Authority
CN
China
Prior art keywords
rotor
piston
air compressor
oil
stator
Prior art date
Application number
CN2012202251941U
Other languages
Chinese (zh)
Inventor
朱国忠
Original Assignee
台州三和机械有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 台州三和机械有限公司 filed Critical 台州三和机械有限公司
Priority to CN2012202251941U priority Critical patent/CN202560507U/en
Application granted granted Critical
Publication of CN202560507U publication Critical patent/CN202560507U/en

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Abstract

The utility model discloses an oilless air compressor which comprises a rotor and a stator, wherein the rotor is movably arranged in the stator; blades are fixedly arranged at the two ends of the rotor; the stator is fixedly arranged in a base; the two ends of the stator are connected to motor supports, respectively; the rotor is supported by two motor supports; cranks are fixedly arranged at output shafts at the two ends of the rotor, respectively; each crank is connected to one end of a connecting rod through an eccentric shaft; the other end of the connecting rod is connected to a piston; and the piston is movably arranged in a cylinder. The oilless air compressor adopts the piston and a piston ring, thereby being capable of solving the stroke limitation problem, prolonging the service life of the piston ring and improving the exhaust efficiency of the compressor.

Description

Oil-free air compressor
Technical field
The utility model relates to a kind of compressor, is specifically related to a kind of oil-free air compressor.
Background technique
Existing oil-free air compressor is generally leather cup formula piston ring does not have oily machine, and the life-span of its leather bucket ring is short, and efficient is low, and balance is not good; Owing to the relation of piston ring, its stroke can not be high, for air displacement too much restriction arranged in addition.
Summary of the invention
The utility model technical problem to be solved provides a kind of oil-free air compressor, and it can solve the restricted problem of stroke.
For solving the problems of the technologies described above, the technical solution of the utility model oil-free air compressor is:
Comprise rotor 13, stator 14, rotor 13 is movably set in the stator 14; The two ends of rotor 13 are set with fan blade 19; Stator 14 is fixedly set in the support 15; The two ends of stator 14 connect electric machine support 9 respectively; Rotor 13 is realized supporting through two electric machine supports 9; Be set with crank 11 respectively on the output shaft at rotor 13 two ends; Crank 11 is through an end of eccentric shaft connection connecting rod 8, and the other end of connecting rod 8 connects piston 3, and piston 3 is movably set in the cylinder 6.
The other end of said connecting rod 8 is provided with wrist pin 5, and wrist pin 5 is fixedly set in the piston 3.
Be provided with oil sealing 16, needle bearing 17 between said connecting rod 8 and the wrist pin 5.
Be provided with piston ring 4, piston supports ring 7 between said piston 3 and the cylinder 6.
Said cylinder 6 connects cylinder cap 1 through valve board assembly 2.
Achieve a fixed connection through screw rod respectively between said stator 14 and two electric machine supports 9.
The output shaft at said rotor 13 two ends is realized being connected through between rotor bearing 12 and the electric machine support 9.
Said crank 11 is fixedly connected with rotor 13 through crank screw 18.
Realize being connected through crankshaft bearing 10 between said connecting rod 8 and the crank 11.
The technique effect that the utility model can reach is:
The utility model is that crankcase is motor integrated, and structure is compact more.
The utility model adopts piston and piston ring, can solve the restricted problem of stroke, prolongs the working life of piston ring, increases the exhaust efficiency of compressor.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is done further detailed explanation:
Fig. 1 is the schematic representation of the utility model oil-free air compressor.
Description of reference numerals among the figure:
1 is cylinder cap, and 2 is valve board assembly,
3 is piston, and 4 is piston ring,
5 is wrist pin, and 6 is cylinder,
7 is the piston guide ring, and 8 is connecting rod,
9 is electric machine support, and 10 is crankshaft bearing,
11 is crank, and 12 is rotor bearing,
13 is rotor, and 14 is stator,
15 is support, and 16 is oil sealing,
17 is rolling bearing, and 18 is the crank screw,
19 is fan blade.
Embodiment
As shown in Figure 1, the utility model oil-free air compressor comprises rotor 13, stator 14, and rotor 13 is movably set in the stator 14; The two ends of rotor 13 are set with fan blade 19;
Stator 14 is fixedly set in the support 15; Be drive fit between stator 14 and the support 15; The two ends of stator 14 connect electric machine support 9 respectively; Achieve a fixed connection through screw rod respectively between two electric machine supports 9 and the stator 14;
Rotor 13 is realized supporting through two electric machine supports 9; The output shaft at rotor 13 two ends is realized being connected through between rotor bearing 12 and the electric machine support 9; Be set with crank 11 respectively on the output shaft at rotor 13 two ends, crank 11 is fixedly connected with rotor 13 through crank screw 18;
Crank 11 connects an end of connecting rod 8 through eccentric shaft; Realize being connected through crankshaft bearing 10 between connecting rod 8 and the crank 11; The other end of connecting rod 8 connects wrist pin 5; Be provided with oil sealing 16, needle bearing 17 between connecting rod 8 and the wrist pin 5; Wrist pin 5 is fixedly set in the piston 3, is drive fit between wrist pin 5 and the piston 3;
Piston 3 is movably set in the cylinder 6; Be provided with piston ring 4, piston supports ring 7 between piston 3 and the cylinder 6;
Cylinder 6 connects cylinder cap 1 through valve board assembly 2; Cylinder cap 1, valve board assembly 2, cylinder 6 are fixedly connected with support 15 through screw rod respectively.
The working principle of the utility model is following:
Electric energy is input in the coil winding of stator 14; The magnetic field that stator 14 is produced drives rotor 13 and rotates, and rotor 13 drives crank 11 and rotates together, and crank 11 moves up and down through eccentric shaft drivening rod 8; Make piston 3 reciprocating in cylinder 6; Air is through valve board assembly 2 air inlets, exhaust, and the to-and-fro motion of piston 3 is compressed air, thereby realizes compression of air.
The utility model belongs to a kind of efficient no oily double-cylinder air compressor, adopts ring-type not have oily piston ring, support ring, is two cylinders, dual-piston structure.

Claims (9)

1. oil-free air compressor, it is characterized in that: comprise rotor (13), stator (14), rotor (13) is movably set in the stator (14); The two ends of rotor (13) are set with fan blade (19); Stator (14) is fixedly set in the support (15);
The two ends of stator (14) connect electric machine support (9) respectively; Rotor (13) is realized supporting through two electric machine supports (9);
Be set with crank (11) respectively on the output shaft at rotor (13) two ends; Crank (11) is through an end of eccentric shaft connection connecting rod (8), and the other end of connecting rod (8) connects piston (3), and piston (3) is movably set in the cylinder (6).
2. oil-free air compressor according to claim 1 is characterized in that: the other end of said connecting rod (8) is provided with wrist pin (5), and wrist pin (5) is fixedly set in the piston (3).
3. oil-free air compressor according to claim 2 is characterized in that: be provided with oil sealing (16), needle bearing (17) between said connecting rod (8) and the wrist pin (5).
4. oil-free air compressor according to claim 1 is characterized in that: be provided with piston ring (4), piston supports ring (7) between said piston 3 and the cylinder (6).
5. oil-free air compressor according to claim 1 is characterized in that: said cylinder (6) connects cylinder cap (1) through valve board assembly (2).
6. oil-free air compressor according to claim 1 is characterized in that: achieve a fixed connection through screw rod respectively between said stator (14) and two electric machine supports (9).
7. oil-free air compressor according to claim 1 is characterized in that: the output shaft at said rotor (13) two ends is realized being connected through between rotor bearing (12) and the electric machine support (9).
8. oil-free air compressor according to claim 1 is characterized in that: said crank (11) is fixedly connected with rotor (13) through crank screw (18).
9. oil-free air compressor according to claim 1 is characterized in that: realize being connected through crankshaft bearing (10) between said connecting rod (8) and the crank (11).
CN2012202251941U 2012-05-18 2012-05-18 Oilless air compressor CN202560507U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012202251941U CN202560507U (en) 2012-05-18 2012-05-18 Oilless air compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012202251941U CN202560507U (en) 2012-05-18 2012-05-18 Oilless air compressor

Publications (1)

Publication Number Publication Date
CN202560507U true CN202560507U (en) 2012-11-28

Family

ID=47210170

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012202251941U CN202560507U (en) 2012-05-18 2012-05-18 Oilless air compressor

Country Status (1)

Country Link
CN (1) CN202560507U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104153963A (en) * 2014-07-25 2014-11-19 杨柳 Oilless compression device with multiple cylinders and opposite pistons
CN104989618A (en) * 2015-06-09 2015-10-21 安庆卡尔特压缩机有限公司 Compressor for refrigerants
CN105065232A (en) * 2015-09-12 2015-11-18 浙江鸿友压缩机制造有限公司 Air inlet noise abatement device of double-cylinder air compressor
CN105089974A (en) * 2015-09-02 2015-11-25 浙江申元机电有限公司 Double-cylinder air compressor
CN106195262A (en) * 2016-07-15 2016-12-07 瑞安市亚星汽车配件有限公司 Environment-friendly type oil-free vehicle-mounted air compressor and the piston collar thereof
CN107514354A (en) * 2017-08-03 2017-12-26 湖北金雄节能科技股份有限公司 A kind of standby startup method of multiple linkage air compressor machine and its joint control guest machine

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104153963A (en) * 2014-07-25 2014-11-19 杨柳 Oilless compression device with multiple cylinders and opposite pistons
CN104989618A (en) * 2015-06-09 2015-10-21 安庆卡尔特压缩机有限公司 Compressor for refrigerants
CN105089974A (en) * 2015-09-02 2015-11-25 浙江申元机电有限公司 Double-cylinder air compressor
CN105065232A (en) * 2015-09-12 2015-11-18 浙江鸿友压缩机制造有限公司 Air inlet noise abatement device of double-cylinder air compressor
CN105065232B (en) * 2015-09-12 2017-11-07 浙江鸿友压缩机制造有限公司 A kind of double-cylinder air compressor intake noise reduction device
CN106195262A (en) * 2016-07-15 2016-12-07 瑞安市亚星汽车配件有限公司 Environment-friendly type oil-free vehicle-mounted air compressor and the piston collar thereof
CN107514354A (en) * 2017-08-03 2017-12-26 湖北金雄节能科技股份有限公司 A kind of standby startup method of multiple linkage air compressor machine and its joint control guest machine
CN107514354B (en) * 2017-08-03 2019-06-25 湖北索立德压缩机有限公司 A kind of multiple linkage air compressor machine and its standby starting method of joint control guest machine

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121128

Termination date: 20130518

C17 Cessation of patent right