The liquid with ball thrust bearing and liquid accumulator tank provides device
Technical field
The present invention relates to a kind of device that utilizes air pressure to provide liquid, relate more particularly to a kind of air pressure of utilizing that can automatically remove floccule and provide the device of liquid.
Background technology
The device that utilizes air pressure to provide liquid is widely used a kind of equipment that sprays liquid in agricultural, greenery patches maintenance and industry.Utilize the water quality of use of device that air pressure provides liquid according to the difference at water source and difference, therefore, for the device that prevents from utilizing air pressure to provide liquid is normally moved by the impurity effect in liquid, at the end in liquid sucking tube road that utilizes air pressure to provide the device of liquid, often there is filtration.
But, due to the suction that the device that utilizes air pressure to provide liquid forms when the operation, easily liquid is provided to a large amount of impurity absorption in the environs of pipe end; And the impurity of some floccule just rests on the filter structure place that liquid provides pipe end; In the course of time, these cotton-shaped impurity are more long-pending thicker, and the liquid properties of entering that can provide pipeline to liquid exerts an influence, and impact simultaneously utilize air pressure provide liquid device go out amount of liquid, and then waste power, impact is used; There is overload and cause equipment Risk in the actuating unit of the device that more seriously, can cause utilizing air pressure to provide liquid.
The general dependence of removing of the cotton-shaped impurity of filter of the more existing input duct end that utilizes the device that air pressure provides liquid is manually carried out.Because the existing device water quality of utilizing air pressure to provide liquid has requirement, even applied under the more occasion of impurity, utilize the device that air pressure provides liquid also can from drawing liquid body fluid body source, shift out and clean termly, thereby this problem still can be born.But, in some cases, the for example maintenance of urban lawn, the device that utilizes air pressure to provide liquid need to flow from some reserve liquid body source draw liquids, these reserve liquid body sources are for example the even undressed rainwash water of rainwater, middle water reclaiming, and these appliance arrangements that utilize air pressure to provide liquid do not have the condition of regularly carrying out manual maintenance, therefore the normal operation that, provides the device of liquid with utility air pressure for the removing of impurity under this situation just has active demand.
Summary of the invention
The object of this invention is to provide a kind of air pressure of utilizing of utilizing air pressure to provide the cotton-shaped impurity screening of device feed tube end of liquid of can automatically removing and provide the apparatus system of liquid, it does not need the power source that provides independent, and automatically according to specific needs cotton-shaped impurity is removed, or prevent adhering to of cotton-shaped impurity.
The technical solution used in the present invention is as follows:
A kind of air pressure of utilizing with ball thrust bearing and liquid accumulator tank provides the device of liquid, comprise pressure air feedway, pressure chamber, pressure feed pipe, liquid provides pipeline and draws filter, wherein, described pressure air feedway is for providing pressure by pressure feed Guan Wei pressure chamber, described pressure chamber can pressurize to the liquid in pressure chamber and provide pipeline by liquid and send, the described filter that draws is arranged on the medial extremity that liquid provides pipeline, for described liquid being filtered when described liquid provides pipeline from pressure chamber's draw liquid, liquid provides the outboard end of pipeline and sends liquid for flowing, the top of described pressure chamber is provided with liquid inlet.
The described filter that draws comprises that atmospheric communicating pipe, pressure enter pipe and magnetic valve, the first end of described atmospheric communicating pipe stretches out outside pressure chamber and is communicated with atmosphere, the first end that described pressure enters pipe in pressure chamber for being communicated with the air of the supercharging in pressure chamber.
The described filter that draws also comprises rotatable parts and fixed part, wherein, fixed part comprises cylindrical drum portion and fixed mount portion, the upper end sealing of cylindrical drum portion, underpart opening, fixed mount portion is the annular frame with space, and the inside portion of described fixed mount portion is fixedly connected with the periphery of the upper end of cylindrical drum portion, and the outside portion of fixed mount portion is fixedly connected with the described medial extremity that liquid provides pipeline, thus, fixed part is fixed to liquid and provides pipeline.
Rotatable parts comprise central shaft, bottom lock disk, radially extend connecting portion and part is stirred in rotation, the upper end of central shaft is tightly connected rotationally by the upper end of conical bearing and described cylindrical drum portion, and the upper end of central shaft is also provided with locking nut, described locking nut can press described conical bearing by the make progress tractive locking of described central shaft; The lower end of described central shaft is fixedly connected with the center of bottom lock disk, the excircle position of the upper surface of described bottom lock disk is sealed and contacts rotationally with the bottom of cylindrical drum portion by sealing strip, thus, described bottom lock disk and described cylindrical drum portion can surround and form the chamber with sealing; The periphery of the outer circumference portion of described bottom lock disk is fixedly connected with the inner side of radially extending connecting portion, the lower end that part is stirred with rotation in described outside of radially extending connecting portion is fixedly connected with, the upper end that part is stirred in described rotation is connected by thrust bearing with the described medial extremity that liquid provides pipeline, the outside that described rotation is stirred the peripheral of part and radially extended connecting portion is provided with stirs bar, described in stir bar and can avoid the cotton-shaped impurity in liquid to adhere to when rotating; Described rotation is stirred part, is radially extended in connecting portion and fixed mount portion and be provided with the passage flowing through for liquid; Thrust bearing is divided into annulus and lower annulus, upper annulus divides and is connected with rotation clicking section, the inner side of lower annulus is inwardly stretched out and is formed interior protuberance with respect to upper annulus, described liquid provides on the external cylindrical surface of pipeline and is provided with circumferential recess, described interior protuberance embeds in described circumferential recess, between described upper annulus and lower annulus, is provided with ball.
Described central shaft is fixedly installed two rotating vanes relative on diameter along its axial direction, and the inside of described cylindrical drum portion is fixedly installed two fixed blades relative on diameter on its longitudinal direction, central shaft is arranged between described two fixed blades and is tightly connected rotationally with it, thus, two fixed blades and two rotating vanes are divided into four sealing sectors by the inner space of described cylindrical drum portion.
Pressure enters the second end of pipe and the first entrance of magnetic valve is communicated with, the second entrance of magnetic valve is connected with the second end of described atmospheric communicating pipe, the first outlet of magnetic valve is connected with the first export pipeline, the first export pipeline is divided into the first outlet branch road A and the first outlet branch road B, the first outlet branch road A and the first outlet branch road B respectively with in described four sealing sectors on diameter relative two sectors be communicated with; The second outlet of magnetic valve is connected with the second export pipeline, the second export pipeline is divided into the second outlet branch road A and the second outlet branch road B, the second outlet branch road A and the second outlet branch road B respectively with in described four sealing sectors on diameter relative two other sector be communicated with; Magnetic valve comprises two duties, and under the first duty, the first entrance is communicated with the first outlet, and the second entrance is communicated with the second outlet; Under the second duty, the first entrance is communicated with the second outlet, and the second entrance is communicated with the first outlet; Magnetic valve can controllably periodically conversion under described two duties.
At liquid, provide between the described outboard end that position that pipeline is connected with pressure chamber and liquid provides pipeline and be provided with standby liquid savings branch road, described liquid provides pipeline and provides between the outboard end of pipeline and described standby liquid savings branch road and be provided with main road valve at described liquid, in one end of described standby liquid savings branch road, providing pipeline with described liquid is connected, the other end is connected with liquid accumulator tank, on standby liquid savings branch road, be provided with branch road valve, described liquid accumulator tank is used for storing standby liquid; The reserve liquid body that described liquid accumulator tank is stored can carry out back flush to the described filter that draws as required.
When work, described pressure air feedway makes the air pressurized in pressure chamber, when needs prevent that cotton-shaped impurity from adhering to, electromagnetic valve work, when in the first duty, the air of supercharging enters pipe by pressure and is fed to two sectors relative on diameter, and two other relative sector is communicated with atmospheric communicating pipe on diameter, thereby two rotating vanes are rotated with first direction; When magnetic valve is transformed into the second duty, two sectors relative on diameter are communicated with atmospheric communicating pipe, the air of supercharging enters pipe by pressure and is fed to described two other sector relative on diameter, thereby two rotating vanes are rotated with second direction; Thus, central shaft can drive described rotation to stir part and radially extend periodically reciprocating rotation of connecting portion, thereby preventing that cotton-shaped impurity is attached to draws on filter.
By above-mentioned technical scheme, the air pressure producing while moving due to the device that has utilized air pressure to provide liquid, without Power Component is provided in addition, has saved equipment cost and maintenance cost.Meanwhile, owing to having used magnetic valve to carry out periodicity commutation, can effectively realize oscillatory type and move back and forth, effectively cotton-shaped impurity is prevented and removed, its control simultaneously flexibly, can directly be closed it under the situation without using, and can not affect the normal operation of Whole Equipment.The connecting pipeline of four sectors is arranged on to the position near fixed blade, can at utmost guarantees the activity space of rotating vane, can provide for the motion of rotating vane a kind of physics spacing, guarantee equipment reliability of operation simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that utilizes the general structure of the apparatus system that air pressure provides liquid of the present invention;
Fig. 2 is longitudinal schematic diagram that the liquid that utilizes air pressure to provide the apparatus system of liquid of the present invention provides the general structure of pipe end filter.
Fig. 3 is the end view that the liquid that utilizes air pressure to provide the apparatus system of liquid of the present invention provides pipe end filter, and it shows the power operation logic of filter.
Fig. 4 is the structural representation of ball thrust bearing.
The specific embodiment
Below in conjunction with accompanying drawing 1-4, the present invention is described in detail.
A kind of air pressure of utilizing with ball thrust bearing and liquid accumulator tank provides the device of liquid, comprise pressure air feedway 7, pressure chamber 8, pressure feed pipe 9, liquid provides pipeline 10 and draws filter 20, wherein, described pressure air feedway 7 is for providing pressure by pressure feed pipe 9 for pressure chamber 8, described pressure chamber 8 can pressurize to the liquid in pressure chamber 8 and provide pipeline 10 by liquid and send, the described filter 20 that draws is arranged on the medial extremity that liquid provides pipeline 10, for described liquid being filtered when described liquid provides pipeline 10Cong pressure chamber 8 draw liquid, liquid provides the outboard end of pipeline 10 and sends liquid for flowing, the top of described pressure chamber 8 is provided with liquid inlet 81.
The described filter 20 that draws comprises that atmospheric communicating pipe 5, pressure enter pipe 4 and magnetic valve 6, the first end of described atmospheric communicating pipe 5 stretches out that pressure chamber 8 is outer to be communicated with atmosphere, described pressure enter manage 4 first end in pressure chamber 8 for being communicated with the air of the supercharging in pressure chamber 8.
The described filter 20 that draws also comprises rotatable parts 2 and fixed part 1, wherein, fixed part 1 comprises cylindrical drum portion 102 and fixed mount portion 101, the upper end sealing of cylindrical drum portion 102, underpart opening, fixed mount portion 101 is for having the annular frame in space, the inside portion of described fixed mount portion 101 is fixedly connected with the periphery of the upper end of cylindrical drum portion 102, and the outside portion of fixed mount portion 101 is fixedly connected with the described medial extremity that liquid provides pipeline 10, thus, fixed part 1 is fixed to liquid and provides pipeline 10.
Rotatable parts 2 comprise central shaft 21, bottom lock disk 24, radially extend connecting portion 25 and rotation stirs part 23, the upper end of central shaft 21 is tightly connected rotationally by conical bearing 121 and the upper end of described cylindrical drum portion 102, and the upper end of central shaft 21 is also provided with locking nut 122, described locking nut 122 can press described conical bearing 121 by the upwards tractive locking of described central shaft 21; The lower end of described central shaft 21 is fixedly connected with bottom lock disk 24 center, the excircle position of the upper surface of described bottom lock disk 24 is sealed and contacts rotationally with the bottom of cylindrical drum portion 102 by sealing strip 120, thus, described bottom lock disk 24 can surround and form the chamber with sealing with described cylindrical drum portion 102; The periphery of the outer circumference portion of described bottom lock disk 24 is fixedly connected with the inner side of radially extending connecting portion 25, the lower end that part 23 is stirred with rotation in described outside of radially extending connecting portion 25 is fixedly connected with, the upper end that part 23 is stirred in described rotation is connected by thrust bearing 29 with the described medial extremity that liquid provides pipeline 10, the outside that described rotation is stirred the peripheral of part 23 and radially extended connecting portion 25 is provided with stirs bar, described in stir bar and can avoid the cotton-shaped impurity in liquid to adhere to when rotating; Described rotation is stirred part 23, is radially extended in connecting portion 25 and fixed mount portion 101 and be provided with the passage flowing through for liquid; Thrust bearing 29 is divided into annulus and lower annulus, upper annulus is stirred part 23 with rotation and is connected, the inner side of lower annulus is inwardly stretched out and is formed interior protuberance with respect to upper annulus, described liquid provides on the external cylindrical surface of pipeline 10 and is provided with circumferential recess, described interior protuberance embeds in described circumferential recess, between described upper annulus and lower annulus, is provided with ball.
Described central shaft 21 is fixedly installed two rotating vanes 22 relative on diameter along its axial direction, and the inside of described cylindrical drum portion 102 is fixedly installed two fixed blades 26 relative on diameter on its longitudinal direction, central shaft 21 is arranged between described two fixed blades 26 and is tightly connected rotationally with it, thus, two fixed blades 26 and two rotating vanes 22 are divided into four sealing sectors by the inner space of described cylindrical drum portion 102.
The second end 40 that pressure enters pipe 4 is communicated with the first entrance of magnetic valve 6, the second entrance of magnetic valve 6 is connected with the second end 50 of described atmospheric communicating pipe 5, the first outlet of magnetic valve 6 is connected with the first export pipeline 41, the first export pipeline 41 is divided into the first outlet branch road A43 and the first outlet branch road B42, the first outlet branch road A43 and the first outlet branch road B42 respectively with in described four sealing sectors on diameter relative two sectors be communicated with; The second outlet of magnetic valve 6 is connected with the second export pipeline 51, the second export pipeline 51 is divided into the second outlet branch road A53 and the second outlet branch road B52, the second outlet branch road A53 and the second outlet branch road B52 respectively with in described four sealing sectors on diameter relative two other sector be communicated with; Magnetic valve 6 comprises two duties, and under the first duty, the first entrance is communicated with the first outlet, and the second entrance is communicated with the second outlet; Under the second duty, the first entrance is communicated with the second outlet, and the second entrance is communicated with the first outlet; Magnetic valve 6 can controllably periodically conversion under described two duties.
At liquid, provide between the described outboard end that the connected position of pipeline 10Yu pressure chamber 8 and liquid provides pipeline 10 and be provided with standby liquid savings branch road 104, described liquid provides pipeline 10 and provides between the outboard end of pipeline 10 and described standby liquid savings branch road 104 and be provided with main road valve 101 at described liquid, in one end of described standby liquid savings branch road 104, providing pipeline 10 with described liquid is connected, the other end is connected with liquid accumulator tank 103, on standby liquid savings branch road 104, be provided with branch road valve 102, described liquid accumulator tank 103 is for storing standby liquid, the reserve liquid body that described liquid accumulator tank 103 is stored can carry out back flush to the described filter 20 that draws as required.
When work, described pressure air feedway 7 makes the air pressurized in pressure chamber 8, when needs prevent that cotton-shaped impurity from adhering to, magnetic valve 6 work, when in the first duty, the air of supercharging enters pipe 4 by pressure and is fed to two sectors relative on diameter, and two other relative sector is communicated with atmospheric communicating pipe 5 on diameter, thereby two rotating vanes 22 are rotated with first direction; When magnetic valve 6 is transformed into the second duty, two sectors relative on diameter are communicated with atmospheric communicating pipe 5, the air of supercharging enters pipe 4 by pressure and is fed to described two other sector relative on diameter, thereby two rotating vanes 22 are rotated with second direction; Thus, central shaft 21 can drive described rotation to stir part 23 and radially extend periodically reciprocating rotations of connecting portion 25, thereby preventing that cotton-shaped impurity is attached to draws on filter 20.