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Liquid spraying method and apparatus

阅读:180发布:2023-12-20

专利汇可以提供Liquid spraying method and apparatus专利检索,专利查询,专利分析的服务。并且This invention relates to an improved liquid spraying method and apparatus for use in generating a fog-like array of sprayed material to be applied to foliage for pest control or for fertilizer distribution. More particularly, this invention includes a rotatably supported spraying head having an endless diffusion member concentrically mounted relative to the rotation axis of the spraying head. The diffusion member is provided with a plurality of perforations therein for separating into finely divided form, liquid passing therethrough. A liquid dispensing nozzle is in flow communication with the spraying head for introducing liquid into the inside surface thereof. An annular distribution and directing member is coaxially mounted with the spraying head for developing circulating currents of air pressure to effect an even distribution of the liquid introduced therein and for directing the liquid outwardly through the perforations in the diffusion member. An impellar means is operatively associated with the spraying head for producing a uniform blast of air axially in one direction along the outside surface of the diffusion member to generate a fog-like array of sprayed material in a radially and axially extending direction.,下面是Liquid spraying method and apparatus专利的具体信息内容。

1. An improved liquid spraying mechanism for use in developing a fog-like array of sprayed material comprising in combination; a. a rotatably supported spraying head; b. a pair of endless diffusion members concentrically mounted relative to the rotational axis of said spraying head, with one of said diffusion members being located radially inwardly of the other diffusion member, and wherein each of said diffusion members includes a plurality of liquid flow passageways for separating into finely divided foam liquid passing therethrough; c. means for introducing a liquid into said spraying head at a point spaced radially inward of said pair of diffusing members; d. means for rotating said spraying head to direct said introduced liquid outwardly through said pair of diffusion members and; e. means for producing a uniform blast of air axially in one direction along the external surface of the outwardly spaced diffusion member, whereby said liquid passing through said diffusion members will be entrained in said blast of air and directed axially and radially outward to form a fog-like array of sprayed material; f. both of said diffusion members including a plurality of air deflecting members detailed for developIng circulating air currents around said liquid introducing means to aid in evenly separating and directing said introduced liquid.
2. An improved liquid spraying mechanism as in claim 1, further characterized in that both of said diffusion members are formed as annular elements having a plurality of axially extending air deflecting vanes angularly oriented relative to the rotational axis of said spraying head, with said vanes being circumferentially spaced around said annular elements to define said liquid flow passages therebetween.
3. An improved liquid spraying mechanism comprising in combination; a. a rotatably supported spraying head; b. a pair of endless diffusion members concentrically mounted relative to the rotational axis of said head with one of said diffusion members being located radially inward of the other, and with each of said diffusion members including a plurality of liquid flow passageways for separating liquid passing therethrough into finely divided foam, and with the inner diffusion member comprising a plurality of axially extending air deflecting vanes angularly oriented relative to the rotational axis of the spraying head, said vanes being spaced circumferentially around said inner diffusion member to define said liquid flow passageways and being detailed for developing circulating air currents within said inner diffusion member; c. means for introducing a liquid into said spraying head at a point spaced radially inward of said inner diffusion member; d. means for rotating said spraying head and said diffusion members to directly send introduced liquid outwardly through said diffusion members, and e. means for producing a uniform blast of air axially in one direction along the external surface of the outwardly spaced diffusion member whereby said liquid passing through said diffusion members will be entrained in said blast of air and directed axially and radially outward to form a fog-like array of sprayed material.
4. A spraying mechanism as in claim 3 wherein said means for introducing liquid into said spraying head comprises a dispensing nozzle extending axially of said spraying head within said inner diffusion member, said nozzle being provided with a plurality of axially spaced radially directed objects.
5. A spraying mechanism as in claim 3, wherein said outwardly spaced diffusion member includes an annular wire screen having a plurality of perforations forming said liquid flow passageways.
6. A spraying mechanism as in claim 3 wherein said means for producing a uniform blast of air includes an impeller fixed to said spraying head and rotatable therewith.
7. A spraying mechanism as in claim 6, wherein said impeller includes a radially extending blade having an end portion formed in an axial direction to extend substantially equal to the height of said liquid spraying head.
8. A spraying apparatus as in claim 7, wherein the means for rotating said spray head is a hydraulic motor.
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