CN207093301U

CN207093301U - A kind of air compressor machine with cylinder check valve

Info

Publication number: CN207093301U
Application number: CN201720802654.5U
Authority: CN
Inventors: 潘星钢
Original assignee: TAIZHOU LUXI TOOLS CO Ltd
Current assignee: TAIZHOU LUXI TOOLS CO Ltd
Priority date: 2017-07-04
Filing date: 2017-07-04
Publication date: 2018-03-13
Anticipated expiration: 2027-07-04

Abstract

The utility model discloses a kind of air compressor machine with cylinder check valve, including motor, transmission mechanism and air pump, air pump includes cylinder, piston and piston rod, the transmission mechanism includes eccentric wheel, the piston rod passes through eccentric axis connection with the eccentric wheel, the end of cylinder is provided with a cylinder check valve, cylinder check valve includes the first valve plate and the second valve plate, air admission hole is formed with first valve plate, first pit and the first stomata, venthole is formed with second valve plate, second pit and the second stomata, air admission hole is oppositely arranged with the second pit, venthole is oppositely arranged with the first pit, air-intake valve plate is provided between air admission hole and the second pit, outlet valve block is provided between venthole and the first pit.Cylinder check valve of the present utility model is using valve plate and the fit structure of valve block, and two valve blocks are alternately opened or closing air admission hole and venthole, and so as to realize the function of check valve, quality is high, service life length.

Description

A kind of air compressor machine with cylinder check valve

Technical field

It the utility model is related to a kind of air compressor machine with cylinder check valve.

Background technology

In the prior art, air compressor machine is as high-pressure air source, has a wide range of applications space.Air compressor machine generally comprises electricity Machine, by motor-driven air pump and air accumulator.Check valve is provided between air pump and air accumulator, these check valves using market into Ripe product, these products are easily damaged in use, and service life is shorter, have had a strong impact on the use of air compressor machine Life-span.

Utility model content

Technical problem to be solved in the utility model is the deficiency for overcoming above-mentioned prior art, there is provided a kind of quality High, service life length the air compressor machine with cylinder check valve.

According to a kind of air compressor machine with cylinder check valve provided by the utility model, including motor, with the motor phase The transmission mechanism of connection and the air pump being connected with the transmission mechanism, the air pump include cylinder, in the cylinder Piston and the piston rod being connected with the piston, the transmission mechanism include eccentric wheel, the piston rod and the eccentric wheel By eccentric axis connection, the end of the cylinder is provided with a cylinder check valve, and the cylinder check valve includes relative be fastened on The first valve plate and the second valve plate together, air admission hole, the first pit and recessed positioned at described first are formed with first valve plate The first stomata of side is cheated, venthole, the second pit are formed with and positioned at the second pit side on second valve plate Second stomata, the air admission hole are oppositely arranged with second pit, and the venthole is oppositely arranged with first pit, institute State and air-intake valve plate is provided between air admission hole and second pit, be provided with out between the venthole and first pit Air valve plate.

Also there is following attached technical characteristic according to a kind of air compressor machine with cylinder check valve provided by the utility model：

Further comprise, first pit and the second pit are arc bowl configurations.

Further comprise, the shape of first pit is identical with the air outlet valve plate shape, the shape of second pit Shape is identical with the air-intake valve plate shape.

Further comprise, pad is provided between first valve plate and second valve plate, the pad is positioned at One pit and the second pit form engraved structure.

Further comprise, in addition to a bonnet, air inlet and gas outlet, the air inlet and institute are provided with the bonnet State air admission hole to communicate, the gas outlet communicates with first stomata.

Further comprise, be provided with sealing ring between the bonnet and first valve plate, second valve plate with it is described Sealing gasket is provided between cylinder.

Further comprise, in addition to a radiator fan, the radiator fan are arranged on the eccentric wheel.

Further comprising, the top of the eccentric shaft is formed with flat axle, and eccentric setting has mounting hole on the radiator fan, The flat axle is connected with the mounting hole.

Further comprise, the radiator fan is identical with the diameter of the eccentric wheel, and both link together with one heart.

Further comprise, a silencing filter is provided with the air inlet, and the silencing filter includes being used to insert Base in air inlet, the intake cover and cavernous body being interlocked with the base, air admission hole is provided with the intake cover, it is described Venthole is provided with base, the base and the intake cover are internally formed air inlet cavity, and the cavernous body enters described in In air cavity.

Have compared with prior art according to a kind of air compressor machine with cylinder check valve provided by the utility model as follows Advantage：Cylinder check valve of the present utility model is located in pit using valve plate and the fit structure of valve block, valve block, and in pit Deformation, two valve blocks are alternately opened or closing air admission hole and venthole, and so as to realize the function of check valve, the pit can be to valve Piece plays a part of spacing and protection, and quality is high, service life length.

Brief description of the drawings

Fig. 1 is stereogram of the present utility model；

Fig. 2 is exploded view of the present utility model；

Fig. 3 is sectional view of the present utility model.

Fig. 4 is the A-A profiles in air-breathing in Fig. 3.

Fig. 5 is the B-B profiles in air-breathing in Fig. 3.

Fig. 6 is the A-A profiles in exhaust in Fig. 3.

Fig. 7 is the B-B profiles in exhaust in Fig. 3.

Fig. 8 is three-dimensional exploded view of the present utility model.

Fig. 9 is the stereogram of the first valve plate in the utility model.

Figure 10 is the stereogram of the second valve plate in the utility model.

Figure 11 is the sectional view of silencing filter in the utility model.

Embodiment

For clearly explanation the utility model in scheme, be given below preferred embodiment and with reference to accompanying drawing specifically It is bright.Application or purposes that the following description is substantially merely exemplary and being not intended to limit the disclosure.It should be understood that , in the accompanying drawing of whole, corresponding reference represents identical or corresponding part and feature.

As shown in Figures 1 to 10, a kind of air compressor machine with cylinder check valve provided by the utility model, including motor 1, The transmission mechanism 2 being connected with the motor 1 and the air pump 3 being connected with the transmission mechanism 2, the air pump 3 include cylinder 31st, the piston 32 in the cylinder 31 and the piston rod 33 being connected with the piston 32, the transmission mechanism 2 include inclined Heart wheel 21, the piston rod 33 are connected with the eccentric wheel 21 by eccentric shaft 22, and the end of the cylinder 31 is provided with a gas Cylinder check valve 5, the cylinder check valve 5 include relative the first valve plate 51 and the second valve plate 52 snapped together, and described first Air admission hole 511, the first pit 512 and the first stomata 513 positioned at the side of the first pit 512, institute are formed with valve plate 51 State and venthole 521, the second pit 522 and the second stomata positioned at the side of the second pit 522 are formed with the second valve plate 52 523, the air admission hole 511 is oppositely arranged with second pit 522, and the venthole 521 is relative with first pit 512 Set, be provided with air-intake valve plate 53 between the air admission hole 511 and second pit 522, the venthole 521 and described the Outlet valve block 54 is provided between one pit 512.Piston rod 33 in the utility model does in cylinder 31 past with piston 32 Multiple motion, so as to compressed air, produce gases at high pressure.The eccentric wheel 21 and piston rod 33 change the rotary motion of motor 1 Into reciprocating motion.Two valve board structures in the utility model are identical, simply snap together in the opposite direction, wherein described second Stomata 523 communicates with the air admission hole 511, while the second stomata 523 communicates with cylinder.First stomata 513 with it is described go out Stomata 521 communicates.Be planar structure at the air admission hole 511, the air-intake valve plate 53 can be close under external force it is described enter At stomata 511, so as to which air admission hole 511 be closed.The air-intake valve plate 53 can be curved to the second pit 522 under the effect of opposite external force Song, so as to which air admission hole 511 be opened, air admission hole 511 is set to be communicated with the second stomata 523.Also it is planar junction at the venthole 521 Structure, the outlet valve block 54 can be close at the venthole 521 under external force, so as to which venthole 521 be closed.It is described go out Air valve plate 54 can be bent to the first pit 512 under the effect of opposite external force, so as to which venthole 521 be opened, be venthole 521 with First stomata 513 communicates.Air-intake valve plate 53 and the working condition of outlet valve block 54 in the utility model are on the contrary, so as to by air admission hole 511 and venthole 521 alternately close or open.

Referring to Fig. 4 and Fig. 5, in air-breathing, piston moves downward the utility model, under suction, the intake valve Piece 53 is bent into the second pit 522, and the air admission hole 511 is opened, and extraneous air enters cylinder；The outlet valve block 54 is being inhaled It is close under power effect at the venthole 521, the venthole 521 is closed.

Referring to Fig. 6 and Fig. 7, the utility model is in exhaust, piston upwards, under compressed gas effect, it is described enter Air valve plate 53 is close at the air admission hole 511, and the air admission hole 511 is closed；The outlet valve block 54 is into the first pit 512 Bending, the venthole 521 are opened, and compressed gas flows out from venthole 521, into the first stomata 513, and discharges.

The utility model uses valve block and valve plate fit structure, and this structure can be made up of metal material, and quality is high, uses Last a long time.Two valve blocks are arranged in pit, and pit plays spacing and protective effect, extend the service life of valve block.

Referring to Fig. 4 to Figure 10, in above-described embodiment that the utility model provides, further comprise, first pit 512 and second pit 522 be arc bowl configurations.Said structure is beneficial to the middle part of the air-intake valve plate 53 and outlet valve block 54 more Good bending.

Referring to Fig. 4 to Figure 10, in above-described embodiment that the utility model provides, further comprise, first pit 512 shape is identical with the shape of outlet valve block 54, the shape of second pit 522 and the shape phase of air-intake valve plate 53 Together.Said structure preferably plays spacing effect to valve block, valve block is fixed in pit, during dither not It can be shifted over.

Referring to Fig. 8, in above-described embodiment that the utility model provides, further comprise, first valve plate 51 and institute State and pad 55 is provided between the second valve plate 52, the pad 55 is engraved being formed at the first pit 512 and the second pit 522 Hollow structure.The pad 55 plays a part of protection, beneficial to the dither of valve block.

Referring to Fig. 3 to Figure 10, in above-described embodiment that the utility model provides, further comprise, in addition to a bonnet 56, air inlet 561 and gas outlet 562 are provided with the bonnet 56, and the air inlet 561 communicates with the air admission hole 511, institute Gas outlet 562 is stated to communicate with first stomata 513.The bonnet 56 plays a part of protection, by more root long bolts by valve Lid and valve plate are fixed on the end of cylinder.

Referring to Fig. 8, in above-described embodiment that the utility model provides, further comprise, the bonnet 56 and described the Sealing ring 57 is provided between one valve plate 51, sealing gasket 58 is provided between second valve plate 52 and the cylinder 31.It is described Sealing ring 57 and sealing gasket 58 play sealing function, prevent gas leakage.

Referring to Fig. 1 to Fig. 3, in above-described embodiment that the utility model provides, further comprise, in addition to a radiation air Fan 4, the radiator fan 4 are arranged on the eccentric wheel 21.The utility model is additionally arranged radiator fan 4, and radiator fan 4 On eccentric wheel 21, rotation is driven by the eccentric wheel 21, so as to directly be radiated to motor, so as to reduce electricity The temperature of machine, protection is played a part of to motor 1.

Referring to Fig. 1 to Fig. 3, in above-described embodiment that the utility model provides, further comprise, the radiator fan 4 It is eccentrically mounted on the eccentric shaft 22.The radiator fan 4 is arranged on eccentric shaft 22, it is easier for installation, without setting Put unnecessary attachment structure.Certainly, radiator fan 4 can also increase attachment structure, and radiator fan 4 is fixed on eccentric wheel 21, For example increase connecting pole, radiator fan 4 is fixed on connecting pole.

Referring to Fig. 1 to Fig. 3, in above-described embodiment that the utility model provides, further comprise, the eccentric shaft 22 Top is formed with flat axle 23, and eccentric setting has mounting hole 41 on the radiator fan 4, and the flat axle 23 connects with the mounting hole 41 Connect.The mounting hole 41 is also a flat pore structure, so as to which radiator fan 4 is fixed on eccentric wheel 21.The mounting hole 41 does not have Have it is centrally-disposed, but off-center position set, it is identical with the position of eccentric shaft 22 on eccentric wheel 21.Above-mentioned connection Structure is easier for installation, is also beneficial to processing.

Referring to Fig. 1 to Fig. 3, in above-described embodiment that the utility model provides, further comprise, the radiator fan 4 Identical with the diameter of the eccentric wheel 21, both link together with one heart.The size of radiator fan 4 and bias in the utility model Take turns 21 essentially identical, both, which link together, essentially coincides.The utility model when mounted, by radiator fan 4 and the bias The installation with one heart of wheel 21, radiator fan 4 and the synchronous rotary of eccentric wheel 21, are not in eccentric phenomena.

Referring to Fig. 3 and Figure 11, in above-described embodiment that the utility model provides, further comprise, the air inlet 561 Place is provided with a silencing filter 7, and the silencing filter 7 is included for the base 71 inserted in air inlet 561 and the bottom Seat 71 intake covers 72 and cavernous body 73 that are interlocked, air admission hole 74 is provided with the intake cover 72, is set on the base 71 There is venthole 75, the base 71 and the intake cover 72 are internally formed air inlet cavity, and the cavernous body 73 is located at the air inlet In cavity.Cavernous body 73 itself in the utility model has many apertures, and while dust is obstructed, sound enters cavernous body It can also be absorbed when 73, therefore, the utility model not only has filtering function, but also has silencing function.The utility model The air for entering air compressor machine is filtered, the dust in air can be removed, can prevent dust from blocking spray gun, meanwhile, by In the noise that air compressor machine with silencing function, can be reduced, environmental protection.

In summary, above said content is only embodiment of the present utility model, is merely to illustrate original of the present utility model Reason, is not intended to limit the scope of protection of the utility model.It is all within the spirit and principles of the utility model, made it is any Modification, equivalent substitution, improvement etc., should be included within the scope of protection of the utility model.

Claims

1. a kind of air compressor machine with cylinder check valve, including motor, the transmission mechanism that is connected with the motor and with it is described The air pump that transmission mechanism is connected, the air pump include cylinder, the piston in the cylinder and are connected with the piston Piston rod, the transmission mechanism includes eccentric wheel, and the piston rod is existed with the eccentric wheel by eccentric axis connection, its feature In：The end of the cylinder is provided with a cylinder check valve, and the cylinder check valve includes relative the first valve snapped together Plate and the second valve plate, be formed with first valve plate air admission hole, the first pit and positioned at the first pit side first Stomata, venthole, the second pit and the second stomata positioned at the second pit side are formed with second valve plate, it is described Air admission hole is oppositely arranged with second pit, and the venthole is oppositely arranged with first pit, the air admission hole and institute State and be provided with air-intake valve plate between the second pit, outlet valve block is provided between the venthole and first pit.

A kind of 2. air compressor machine with cylinder check valve as claimed in claim 1, it is characterised in that：First pit and Two pits are arc bowl configurations.

A kind of 3. air compressor machine with cylinder check valve as claimed in claim 1, it is characterised in that：The shape of first pit Shape is identical with the air outlet valve plate shape, and the shape of second pit is identical with the air-intake valve plate shape.

A kind of 4. air compressor machine with cylinder check valve as claimed in claim 1, it is characterised in that：First valve plate and institute State and pad is provided between the second valve plate, the pad is forming engraved structure positioned at the first pit and the second pit.

A kind of 5. air compressor machine with cylinder check valve as claimed in claim 1, it is characterised in that：Also include a bonnet, institute State and air inlet and gas outlet are provided with bonnet, the air inlet communicates with the air admission hole, the gas outlet and described first Stomata communicates.

A kind of 6. air compressor machine with cylinder check valve as claimed in claim 5, it is characterised in that：The bonnet and described the Sealing ring is provided between one valve plate, sealing gasket is provided between second valve plate and the cylinder.

A kind of 7. air compressor machine with cylinder check valve as claimed in claim 1, it is characterised in that：Also include a radiation air Fan, the radiator fan are arranged on the eccentric wheel.

A kind of 8. air compressor machine with cylinder check valve as claimed in claim 7, it is characterised in that：The top of the eccentric shaft Flat axle is formed with, eccentric setting has mounting hole on the radiator fan, and the flat axle is connected with the mounting hole.

A kind of 9. air compressor machine with cylinder check valve as claimed in claim 7, it is characterised in that：The radiator fan and institute State that the diameter of eccentric wheel is identical, and both link together with one heart.

A kind of 10. air compressor machine with cylinder check valve as claimed in claim 5, it is characterised in that：Pacify at the air inlet Equipped with a silencing filter, the silencing filter includes what is be interlocked for the base inserted in air inlet and the base Intake cover and cavernous body, air admission hole is provided with the intake cover, be provided with venthole on the base, the base and described Intake cover is internally formed air inlet cavity, and the cavernous body is located in the air inlet cavity.