CN201827075U

CN201827075U - Rotary sliding-vane type air compressor

Info

Publication number: CN201827075U
Application number: CN2010205788808U
Authority: CN
Inventors: 李茂碷; 李承恩; 蔡文祥
Original assignee: KINGSTONAIR TECHNOLOGY Co Ltd
Current assignee: KINGSTONAIR TECHNOLOGY Co Ltd
Priority date: 2010-10-27
Filing date: 2010-10-27
Publication date: 2011-05-11
Anticipated expiration: 2020-10-27

Abstract

The utility model discloses a rotary sliding-vane type air compressor. A mandrel is arranged in a cylinder in an eccentric way, a mandrel body is radially provided with more than two sliding chutes for the insertion of sliding vanes, the design of the mandrel with increased mandrel diameter at the side of an outer end not only improves the strength of the mandrel to prevent breaking and leads to direct nesting and connection with an output shaft of a motor, but also can increase process conditions for deep machining of the sliding chutes, so as to enable the mandrel to be applied by being configured with the sliding vanes with bigger sizes, and further increase the capacity of a compression cavity to improve gas generating benefit; in addition, the sliding vanes are internally provided with metal frameworks which are integrally covered with a compound plastic material and molded by injection, so as to greatly improve the strength and abrasion resistance of the sliding vanes; moreover, an air outlet of the cylinder is linked and configured with an oil and gas separation device, therefore, compressed air quality is purified, and the service life of an air filter core is prolonged.

Description

The revolution slide-blade air compressor

Technical field

The utility model is about a kind of air compressor, refers to a kind of air compressor arbor structure reinforcement that makes especially, can not rupture, and can significantly promote the revolution slide-blade air compressor structural design of gas making amount.

Background technique

The operation principles of known revolution slide-blade air compressor (as Fig. 9 and shown in Figure 10), off-centre is equiped with an axle 20 in cylinder 10, radially have chute 201 more than the twice in axle 20 axle bodies, each chute 201 is provided with mobilizable slide plate 30, makes each slide plate 30 can be reciprocating in pairing chute 201.Be subjected to the rotary driving of power motor 50 along with axle 20, each slide plate 30 will outwards be thrown away along chute 201 under action of centrifugal force, closely contact with cylinder 10 casing walls by oil film, make 30 of adjacent two slide plates form the different compression chamber 101 of a series of volumes, air is entered by intakeport 102 and fully mix, along with compression chamber 101 volumes reduce and are compressed and discharged by relief opening 103 with lubricant oil.

But, aforementioned axle 20 is to be connected with motor 50 line shafts by coupling 40 to obtain power, therefore be restricted can not be excessive for the diameter of axle that is connected with coupling 40 of axle 20 ends, this restriction has also caused the process conditions of chute 201 deep processings also to be restricted, therefore, slide plate 30 length that 20 of this axles can be mated, and the volume of compression chamber 101 all is restricted synchronously, if when wanting to increase the gas making amount, then cylinder 10, axle 20 must adopt the large-size specification to implement with slide plate 30, and this will influence the overall volume size of air compressor.

In addition; known revolution slide-blade air compressor is when running up; cylinder 10 can produce a large amount of used heat because of friction; so it is overheated with the prevention facility to spray into an amount of lubricant oil in cylinder 10; therefore in the pressurized gas of air compressor, will certainly contain oil droplet or other impurity; in order to ensure the unlikely normal use that influences Pneumatic pressure power equipment of the quality of pressurized gas, can be equiped with gas and oil separating plant 60 at cylinder 10 relief openings usually.These gas and oil separating plant 60 inside mainly are directly to filter with air filtering core, in this mode that air filtering core is set, tend to cause air filtering core because of directly reducing working life in the face of the high temperature compressed air that is full of oil gas.Moreover, tradition slide plate 30 produces distortion and the phenomenon that side leakage can't be airtight takes place under high thermal environment, except meeting caused the reduction of gas making amount, empty power consumption source, severe patient more had slide plate 30 direct stuck situations in the chute 201 of axle 20, and therefore necessity of improvement arranged.

The model utility content

In view of this, main purpose of the present utility model is to provide a kind of air compressor axle that makes to have the not advantage of off-axis, and can significantly promotes the revolution slide-blade air compressor of gas making amount.

For achieving the above object, the utility model provides a kind of revolution slide-blade air compressor, its off-centre in the cylinder of air compressor is equiped with an axle, it is above for the movable chute of planting of slide plate that this axle axle body radially is provided with twice, described axle and an end of motor cohesive end form an endoporus that is used for the direct nested interlock of force-output shaft of motor, the two ends of described axle are arranged with axle bush respectively, and at the end configuration thrust bearing of described axle in contrast to described endoporus; And

Described slide plate includes as the liner plate of support and is coated in the table material of this liner plate appearance, and the plate body of this liner plate is provided with two above perforations, and this at least one outer side wall of table material forms the above spaced dredging flow groove in two roads.

Described cylinder has front cover and rear end cover, and described axle two ends are hubbed at the front cover and the rear end cover of described cylinder respectively.

Be equiped with elastic element in the endoporus of described axle.

Be provided with the keyway that is used for the direct nested interlock of force-output shaft of described motor in the endoporus of described axle.

The table material of described slide plate is to adopt the composite plastic material to be constituted with the technology that coats ejection formation in the mould.

Described cylinder has an air outlet, and gas and oil separating plant is disposed in this air outlet linking.

Described gas and oil separating plant is installing one air filtering core in the cylindrical shell that contains suction port and air outlet, in described cylindrical shell, be provided with a dividing plate, described inner barrel space region is divided into diversion chamber and filter core chamber, be provided with the guide plate of conduit, oil drain out and annular in this diversion chamber, described filter core is provided with described air filtering core for indoor group; Described guide plate one end and described dividing plate seal in succession, and the other end is then possessed the gap with described cylindrical shell, form the ring-type air flue between described guide plate outer shroud and the described cylindrical shell, and described conduit then connects conducting between described suction port and described ring-type air flue; Described dividing plate plate body is provided with the through hole of the air filtering core inside that is communicated to described filter core chamber in described guide plate inboard.

By the utility model revolution slide-blade air compressor, the outer distolateral diameter of axle of air compressor axle can be strengthened, and in an end moulding one endoporus of axle and motor cohesive end, this endoporus is used for and the direct nested interlock of the force-output shaft of motor, axle intensity is significantly promoted and can not rupture, and adding under the condition of large-diameter, process conditions with respect to the chute deep processing also can increase, make axle can mate the slide plate that is suitable for large-size, and then the known horsepower together of the volume ratio that makes compression chamber in a cylinder type significantly promotes, the demand that promotes the gas making amount can be reached, also energy-conservation effect can be reached.

The utility model is inserted in the slide plate in the axle chute, be as support frame with metal material, and coat one deck composite plastic material with ejection forming technique in the skeleton appearance, make slide plate can obtain excellent strength support, reduce amount of deformation by this metal frame, and the composite plastic material can provide slide plate to have best abrasion performance, high temperature resistant and smooth characteristic in cylinder, the thermal expansion coefficient control of slide plate and axle and cylinder are synchronous again, make that formed compression chamber airtight effect is promoted between the adjacent slide plate.

The utility model is connected in the outside, air outlet of cylinder a cyclone type oil air separation, make high-pressure air throw away airborne big elaioleucite via the diversion chamber of a ring-type earlier, make gas import the remaining elaioleucite of filtering in the air filtering core again, so can prolong the working life of air filtering core, and reduce consumptive material and maintenance cost.

The end face moulding one of axle in the utility model and motor cohesive end contains the endoporus of keyway, makes the axle and the force-output shaft of motor adopt direct nested noose interlock by this endoporus, exempts to use known coupling, causes to alleviate the energy dissipation that motor is passed to head.

The utility model is organized in the endoporus of axle and is provided with an elastic element, makes axle interlock slide plate in cylinder during turn, can prevent that axle from producing axially displaced and the overheated stuck phenomenon that causes rubbing produces.

Description of drawings

Fig. 1 is the combination schematic perspective view of the utility model revolution slide-blade air compressor;

Fig. 2 is the exploded perspective view of the utility model revolution slide-blade air compressor;

Fig. 3 is the combination generalized section of the utility model revolution slide-blade air compressor;

Fig. 4 is the three-dimensional generalized section of slide vane structure in the utility model revolution slide-blade air compressor;

Fig. 5 is the cross section structure schematic representation of slide plate in the utility model revolution slide-blade air compressor;

Fig. 6 is the part combination sectional view of the utility model revolution slide-blade air compressor;

Fig. 7 is the cross section structure schematic representation of gas and oil separating plant in the utility model revolution slide-blade air compressor;

Fig. 8 is the solid combination generalized section of gas and oil separating plant in the utility model revolution slide-blade air compressor;

Fig. 9 is mechanism's allocation plan of known revolution slide-blade air compressor;

Figure 10 is the part combination sectional view of known revolution slide-blade air compressor.

Description of reference numerals

10 cylinders, 101 compression chambers

102 intakepories, 103 relief openings

20 axles, 201 chutes

30 slide plates, 40 coupling

50 motors 60 are by air separation

1 cylinder, 11 front covers

12 rear end covers, 13 compression chambers

2 axles, 21 chutes

22 endoporus, 221 keyways

23 elastic elements, 24 axle bushes

25 thrust bearings, 3 slide plates

31 liner plates, 311 perforations

32 table materials, 321 dredging flow grooves

4 gas and oil separating plants, 41 cylindrical shells

411 suction ports, 412 air outlets

42 air filtering cores, 43 dividing plates

431 through holes, 44 diversion chamber

441 shape air flues filter core chambers 45

46 guide plates, 47 conduits

48 oil drain outs, 5 motors

51 force-output shafts

Embodiment

Following conjunction with figs. describes feature of the present utility model and advantage in detail:

As shown in Figures 1 and 2, revolution slide-blade air compressor of the present utility model, mainly be in the cylinder 1 of air compressor head, to install an axle 2 with eccentric manner, axle 2 axle bodies radially are provided with the above chute 21 for slide plate 3 plants of twice, dispose a gas and oil separating plant 4 in the linking of the air outlet of cylinder 1, it is characterized in that:

As shown in Figures 2 and 3, axle 2 provides the jack-post that slide plate 3 circles round in cylinder 1, axle 2 two ends be hubbed at cylinder 1 before,

rear end cover

11,12, the end moulding one that this axle 2 is connected with motor 5 has the endoporus 22 of keyway 221, and in endoporus 22, be provided with an elastic element 23, make axle 2 adopt direct nested noose interlock (seeing also shown in Figure 3) by this endoporus 22 with the force-output shaft 51 of motor 5, so make the diameter of axle at axle 2 two ends bigger, so the deep processing condition of chute 21 is better than the chute 201 deep processing conditions of conventional mandrel 20 than conventional mandrel 20 diameters of axle.Wherein, these axle 2 two ends are arranged with an axle bush 24 respectively, and in order to guaranteeing the tightness of chute 21, and axle 2 can dispose a thrust bearing 25 in addition in contrast to an end of endoporus 22 (end that articulates with rear end cover 12).

Slide plate 3, it is the rigidity lamellar body that mates mutually with chute 21 width, this slide plate 3 be liner plate 31 with a metal material as support (as Fig. 4 and shown in Figure 5), and in liner plate 31 appearances with ejection forming technique coating one table material 32, this table material 32 is constituted with the composite plastic material; This liner plate 31 evenly is arranged at intervals with two above perforations 311 on plate body, utilize perforation 311 to make and be coated in the table material 32 of liner plate 31 both sides when ejection formation, but water conservancy diversion passes each perforation 311 and is closely as one, and increases the conjugation of table material 32 and liner plate 31 whereby; When this table material 32 penetrates liner plate 31 moulding to coat in the mould, form spaced dredging flow groove 321 more than two roads at least one outer side wall in the lump, this dredging flow groove 321 provides slide plate 3 and floats in chute 21 when operating, and lubrication channel and pressure channel use in the groove.

Utilize above-mentioned member, make the utility model can pass through the endoporus 22 of axle 2 and the force-output shaft 51 direct nested noose interlocks of motor 5, exempt to use known coupling, so that can alleviate the energy dissipation that motor 5 is passed to head, and axle 2 jack-posts are in the large-diameter design at two ends, impel the deep processing of chute 21 to be more suitable for large-sized slide plate 3 application assembly (as shown in Figure 6), form a revolution slide-blade air compressor with high gas making amount whereby.

In addition, the employed gas and oil separating plant 4 of the utility model, as shown in Figures 7 and 8, be to contain in the cylindrical shell 41 of suction port 411 and air outlet 412 one to install an air filtering core 42, suction port 411 is connected with the air outlet of cylinder 1, in cylindrical shell 41, is provided with a dividing plate 43, make cylindrical shell 41 inner spaces be separated into diversion chamber 44 and filter core chamber 45, be provided with guide plate 46, conduit 47 and the oil drain out 48 of annular in this diversion chamber 44, group is provided with air filtering core 42 in the filter core chamber 45; These guide plate 46 1 ends and dividing plate 43 seal in succession, and the other end then maintains a gap with cylindrical shell 41, make to form ring-type air flue 441 between guide plate 46 outer shrouds and the cylindrical shell 41, and conduit 47 then connects conducting between suction port 411 and ring-type air flue 441; These dividing plate 43 plate bodys are provided with through hole 431 in guide plate 46 inboards, and this through hole 431 is communicated to air filtering core 42 inside of filter core chamber 45.

When the high-pressure air that is full of lubricant oil after the air outlet of this cylinder 1 imports gas and oil separating plants 4 by conduit 47, borrow the effect of this conduit 47 that high-pressure air can be circled round in ring-type air flue 441 by directional stream-guidance, make air-flow produce centrifugal action in circling round down at a high speed and in gas contained elaioleucite greatly thrown away, the elaioleucite that throws away can be derived diversion chamber 44 from oil drain out 48, and residue contains the air-flow of less elaioleucite, the air-flow extruding that is subjected to the rear end constantly to pour in ring-type air flue 441 is pushed ahead, and then cross guide plate 46 and via through holes 431 enters air filtering core 42 inside of filter core chamber 45, whereby, utilize air filtering core 42 with the remaining elaioleucite filtering in the air-flow to 1ppm, so can prolong the working life of air filtering core 42, reduce consumptive material, maintenance cost.

See also as Fig. 3 and shown in Figure 6, the utility model is to get two above slide plate 3 corresponding inserted in each chute 21 of axle 2, make each slide plate 3 can be reciprocating in pairing chute 21, when axle 2 is rotated by means of motor 5 noose interlocks, to make each slide plate 3 under action of centrifugal force, outwards throw away and closely contact with cylinder 1 casing wall along chute 21, make cylinder 1 between adjacent two slide plates 3, form the different compression chamber 13 of a series of volumes, air is entered by intakeport and fully mix, along with compression chamber 13 volumes reduce and are compressed and discharged by relief opening with lubricant oil.Secondly, because of axle 2 only there is no remaining axially support power with motor 5 nooses in endoporus 22 1 ends, for making axle 2 interlock slide plates 3 in cylinder 1 during turn, prevent axially displaced and the overheated stuck phenomenon generation that causes rubbing, the utility model is organized in this endoporus 22 and is provided with elastic element 23, make axle 22 can utilize elastic element 23 to be resisted against the force-output shaft 51 of motor 5, axially displaced to prevent that axle 22 from producing.

Moreover, aforesaid slide plate 3 structures, because of its integral body is to make with the technology that coats ejection formation (Insert Molding) in the mould, so its integrally-built strength support and size precision all can reach job requirements and can not damage cylinder 1, and can by thermal expansion coefficient accurately control promote the compression chamber airtight effect synchronously with cylinder 1 and axle 2, have highi degree of accuracy, low cost and exempt from the characteristics of secondary operations.

The above Application Example that discloses only is the convenient the utility model of setting forth; and be not in a limitative way; under the situation that does not break away from the utility model spirit category, be familiar with the various simple and easy change and the modification that the technician did of the industry, all must be contained in the protection domain of the present utility model.

In sum, revolution slide-blade air compressor of the present utility model can make air compressor reach the firm not off-axis of axle really, promotes the gas making amount, multiple effect such as energy-conservation, reduction volume.

Claims

1. one kind is turned round slide-blade air compressor, and its off-centre in the cylinder of air compressor is equiped with an axle, and it is above for the movable chute of planting of slide plate that this axle axle body radially is provided with twice, it is characterized in that:

Described axle and an end of motor cohesive end form an endoporus that is used for the direct nested interlock of force-output shaft of motor, and the two ends of described axle are arranged with axle bush respectively, and at the end configuration thrust bearing of described axle in contrast to described endoporus; And

2. revolution slide-blade air compressor as claimed in claim 1 is characterized in that described cylinder has front cover and rear end cover, and described axle two ends are hubbed at the front cover and the rear end cover of described cylinder respectively.

3. revolution slide-blade air compressor as claimed in claim 1 is characterized in that, is equiped with elastic element in the endoporus of described axle.

4. revolution slide-blade air compressor as claimed in claim 1 is characterized in that, is provided with the keyway that is used for the direct nested interlock of force-output shaft of described motor in the endoporus of described axle.

5. revolution slide-blade air compressor as claimed in claim 1 is characterized in that, the table material of described slide plate is to adopt the composite plastic material to be constituted with the technology that coats ejection formation in the mould.

6. revolution slide-blade air compressor as claimed in claim 1 is characterized in that described cylinder has an air outlet, and gas and oil separating plant is disposed in this air outlet linking.

7. revolution slide-blade air compressor as claimed in claim 6, it is characterized in that, described gas and oil separating plant is installing one air filtering core in the cylindrical shell that contains suction port and air outlet, in described cylindrical shell, be provided with a dividing plate, described inner barrel space region is divided into diversion chamber and filter core chamber, be provided with the guide plate of conduit, oil drain out and annular in this diversion chamber, described filter core is provided with described air filtering core for indoor group; Described guide plate one end and described dividing plate seal in succession, and the other end is then possessed the gap with described cylindrical shell, form the ring-type air flue between described guide plate outer shroud and the described cylindrical shell, and described conduit then connects conducting between described suction port and described ring-type air flue; Described dividing plate plate body is provided with the through hole of the air filtering core inside that is communicated to described filter core chamber in described guide plate inboard.