CN103240195A - Anti-shedding spray-angle-adjustable foam dedusting sprayer - Google Patents
Anti-shedding spray-angle-adjustable foam dedusting sprayer Download PDFInfo
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- CN103240195A CN103240195A CN2013101617381A CN201310161738A CN103240195A CN 103240195 A CN103240195 A CN 103240195A CN 2013101617381 A CN2013101617381 A CN 2013101617381A CN 201310161738 A CN201310161738 A CN 201310161738A CN 103240195 A CN103240195 A CN 103240195A
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Abstract
Disclosed is an anti-shedding spray-angle-adjustable foam dedusting sprayer which is mainly composed of a spherical nozzle, a female joint, a U-shaped clamp and a male joint. The spherical nozzle comprises a segmental sphere with an end face, a blind hole is reserved on the end face of the segmental sphere, a bar-shaped groove communicated with the blind hole to form a bar-shaped nozzle orifice is reserved on the front portion of the segmental sphere, the spherical nozzle is arranged in an arc-shaped groove on the front portion of the female joint in a movable matching manner, the male joint is mounted in the female joint in a sleeved manner, a front end face of the male joint is abutted against the end face of the segmental sphere, a central through hole communicated with the bar-shaped nozzle orifice is reserved in the middle of the male joint, vertically-communicated inserting holes are symmetrically reserved on the outer wall of the female joint, the U-shaped clamp is mounted in the inserting holes in an inserted manner, and annular grooves are reserved at positions corresponding to the inserting holes. The anti-shedding spray-angle-adjustable foam dedusting sprayer is simple in structure, uniform in thickness of sprayed foam, large in fan-shaped area, freely adjustable in foam spraying angle according to needs, less prone to shedding, especially suitable for mine foam dedusting and also suitable for other fields.
Description
Technical field
The present invention relates to a kind of foam depositing dust shower nozzle, especially a kind ofly be applicable to that preventing under the coal mine comes off and can regulate the foam depositing dust shower nozzle of spray angle arbitrarily.
Background technology
Mine dust is one of the main occupational hazards that faces of Coal Production and natural calamity, and digging operation is the master operation of producing dirt, and its dust-producing amount accounts for more than 80% of total dust, the physical and mental health of serious harm coal miner and the safety in production of mine.Present about 320,000 people of pneumoconiosis patient of China's coal-mine industry, and with annual 5000 people's speed increase, annual nearly 3000 people die from pneumoconiosis, have brought great misery for patient and family thereof.In addition, the colliery of China more than 80% belongs to the mine that exploitation has coal seam liable to dust explosion, wherein has intense explosion more than 50%, and 10 of particularly serious dust explosion accidents take place whole nation accumulative total since 2000, causes the dead and over ten billion economic loss of 815 people.In order to prevent and treat dust, generally adopt technical measures such as spray for dust suppression and coal-bed flooding under the coal mine, but the dust disaster of all failing because efficiency of dust collection is low well to prevent and treat.
The foam dust-settling technology is a kind of dust prevention and control technology that new development is got up, and it is few to have water consumption, and the efficiency of dust collection advantages of higher especially has significant dust-laying effect to respirable dust.The key of foam dust-settling technology is how foam better is sprayed on the product dirt pits, as development machine pick place, transfer point, makes foam form a closely knit solid, surrounds dust within the specific limits, makes it not to external diffusion, reaches the purpose of depositing dust.Shower nozzle is used widely at other fields such as agricultural production, spray for dust suppression.At different applied environments, developed the shower nozzle of various different structures.Widespread usage has mechanical type shower nozzle, Y type shower nozzle, rotating sprinkler, screw sprayhead and combined type shower nozzle etc. several at present.These shower nozzle application aims all are to make the atomization of liquid, only are only applicable to monophasic fluid, and also inapplicable for two-phase or multiphase fluid of foaminess.Patent ZL200820040749.9 discloses a kind of foam nozzle that is applicable to that colliery foam depositing dust is used, and the internal cavity of this shower nozzle and termination lid intersect vertically, cause foam stream to be undergone mutation at cavity easily, bump termination lid influences the stability of foam, thereby influences its dust-laying effect.Patent ZL201120270768.2 also discloses a kind of foam depositing dust shower nozzle, and its internal cavity has carried out slick and sly processing, has avoided the bump of foam stream, for keeping the foam stability aspect to improve to some extent.But there is the common shortcoming of three aspects in above-mentioned two kinds of shower nozzles: the first, and the fan-shaped foam stream of these two kinds of shower nozzle ejections is in uneven thickness, occurs the thick intermediate thin in both sides easily, influences foam to the covering in dirt source; The second, these two kinds of shower nozzles mainly are connected with jet nozzle by screw thread, and in use, owing to shower nozzle is subjected to the influence of the coal petrography that development machine cuts away, screw thread becomes flexible easily, and shower nozzle comes off easily and loses; The 3rd, the setting angle of shower nozzle directly influences depositing dust efficient, because these two kinds of shower nozzles are screwed connections, the shower nozzle direction is changeless during installation, can not be as required at any time any direction regulate nozzle angle, thereby influence dust-laying effect.
Summary of the invention
Technical problem: the objective of the invention is to overcome weak point of the prior art, provide a kind of simple in structure, effective slip-off preventing can regulate the foam depositing dust shower nozzle of spray angle.
Technical scheme: slip-off preventing of the present invention can be regulated the foam depositing dust shower nozzle of spray angle, mainly is made of ball nozzle, famale connector, U-shaped card, male contact; Described ball nozzle comprises the scarce spherosome of band edge face, the end face that lacks spherosome has blind hole, lacking the spherosome front portion has to communicate with blind hole and constitutes the bar-shaped trough of bar shaped spout, ball nozzle is located in the deep-slotted chip breaker of famale connector front portion movingly, male contact is sleeved in the famale connector, the front end face of male contact leans on the end face that lacks spherosome, the male contact middle part has the central through hole that communicates with the bar shaped spout, symmetry has the jack that is communicated with up and down on the described famale connector outer wall, be fitted with the U-shaped card in the jack, the corresponding jack position of male contact place has annular groove.
Described male contact and famale connector threaded engagement; The outer surface front portion of described famale connector is the face of cylinder, and the rear portion is for ease of six prismatic surfaces of dismounting.
Beneficial effect: the present invention passes through famale connector, male contact and ball nozzle closely cooperate, ball nozzle can rotate in the deep-slotted chip breaker of famale connector, the step that male contact is corresponding with famale connector inside matches, the male contact annular slot is corresponding with the U-shaped hole clipping on famale connector surface, the U-shaped card is famale connector, the male contact close fit together, famale connector, dual cooperation is connected male contact with the U-shaped card by screw thread, namely at famale connector, the tangent line of male contact and axis direction be restricted becoming flexible and the active force that comes off all, therefore fundamentally prevented the drawback that shower nozzle comes off because screw thread becomes flexible easily.This nozzle structure is simple, adopt outer surface to replace original flat nozzle for spherical bar shaped spout, make that the depth of foam of ejection is even, sectorial area is big, can regulate the angle of ball nozzle as required arbitrarily, and difficult drop-off, be widely used in foam depositing dust under the coal mine, also can be used for other field, as fire-fighting fire extinguishing etc.
Description of drawings
Fig. 1 is perspective view of the present invention;
Fig. 2 is main TV structure schematic diagram of the present invention;
Fig. 3 is the sectional structure chart of Fig. 2;
Fig. 4 is left TV structure schematic diagram of the present invention;
Fig. 5 is right TV structure schematic diagram of the present invention.
Among the figure: ball nozzle-1, famale connector-2, U-shaped card-3, male contact-4, jack-5, annular groove-6, bar-shaped trough-7, central through hole-8.
The specific embodiment
Below in conjunction with accompanying drawing one embodiment of the present of invention are further described:
Slip-off preventing of the present invention can be regulated the foam depositing dust shower nozzle of spray angle, mainly is made of ball nozzle 1, famale connector 2, U-shaped card 3, male contact 4; Described ball nozzle 1 comprises the scarce spherosome of band edge face, the end face that lacks spherosome has blind hole, lacking the spherosome front portion has to communicate with blind hole and constitutes the bar-shaped trough 7 of bar shaped spout, ball nozzle 1 is located in the deep-slotted chip breaker of famale connector 2 front portions, with the deep-slotted chip breaker of famale connector 2 front portions movingly, can in deep-slotted chip breaker, do circumferentially to rotate, male contact 4 is sleeved in the famale connector 2, the outer surface front portion of described famale connector 2 is the face of cylinder, and the rear portion is for ease of six prismatic surfaces of dismounting.The front portion of described male contact 4 is processed with external screw thread, and the front portion of famale connector 2 is processed with the internal thread that matches with the anterior external screw thread of male contact 4, male contact 4 and famale connector 2 threaded engagement.The front end face of male contact 4 leans on the end face that lacks spherosome, male contact 4 middle parts have the central through hole 8 that communicates with the bar shaped spout, symmetry has the jack 5 that is communicated with up and down on described famale connector 2 outer walls, be fitted with a small handdrum with beads striking when rotated male contact 4 and the famale connector 2 U-shaped card 3 that is fixed together in the jack 5, male contact 4 corresponding jacks 5 positions have annular groove 6, are provided with between male contact 4 and the famale connector 2 to prevent the O RunddichtringO that leaks.
In the use, male contact 4 is welded on the head cartridge, and foam flows into central through hole 8 from head cartridge and is the covering of the fan ejection through the bar shaped spout of ball nozzle 1.U-shaped card 3 plays the effect of two aspects, on the one hand is to prevent that the internal and external threads of having tightened is loosening and the axially-movable that causes ball nozzle 1, and famale connector 2 and male contact 4 are carried out axial limiting.Namely when male contact 4 and famale connector 2 screw threads are tightened, having the seal groove of O-ring seals and annular groove 6 aligns with step and jack 5 in the famale connector 2 respectively, U-shaped card 3 is passed from jack 5, famale connector, male contact just can not produce motion in the axial direction, and the external screw thread of having tightened and internal thread just can not become flexible yet.On the other hand, utilize the U-shaped card 3 can be famale connector 2 and male contact 4 more firm being connected as a single entity, stopped the two and be subjected to the influence that coal petrography that development machine cuts away collides, pushes, falls to pounding and vibrate, shower nozzle comes off easily and loses.This shower nozzle can prevent from the use coming off owing to screw thread is loosening, and can regulate the angle direction of strip shape gob as required, can effectively cover dirt source under the coal mine and suppress the diffusion of dust.And the fan-shaped depth of foam that sprays is evenly distributed the foam nozzle that depositing dust efficient is high.
Claims (3)
1. a slip-off preventing can be regulated the foam depositing dust shower nozzle of spray angle, it is characterized in that: foam depositing dust shower nozzle mainly is made of ball nozzle (1), famale connector (2), U-shaped card (3), male contact (4); Described ball nozzle (1) comprises the scarce spherosome of band edge face, the end face that lacks spherosome has blind hole, lacking the spherosome front portion has to communicate with blind hole and constitutes the bar-shaped trough (7) of bar shaped spout, ball nozzle (1) is located in the anterior deep-slotted chip breaker of famale connector (2) movingly, male contact (4) is sleeved in the famale connector (2), the front end face of male contact (4) leans on the end face that lacks spherosome, male contact (4) middle part has the central through hole (8) that communicates with the bar shaped spout, symmetry has the jack (5) that is communicated with up and down on described famale connector (2) outer wall, be fitted with U-shaped card (3) in the jack (5), the corresponding jack of male contact (4) (5) position has annular groove (6).
2. can regulate the foam depositing dust shower nozzle of spray angle according to right 1 described slip-off preventing, it is characterized in that: described male contact (4) and famale connector (2) threaded engagement.
3. can regulate the foam depositing dust shower nozzle of spray angle according to right 1 described slip-off preventing, it is characterized in that: the outer surface of described famale connector (2) is anterior to be the face of cylinder, and the rear portion is for ease of six prismatic surfaces of dismounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310161738.1A CN103240195B (en) | 2013-05-06 | 2013-05-06 | The foam dust suppression spray head of the adjustable spray angle of a kind of slip-off preventing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310161738.1A CN103240195B (en) | 2013-05-06 | 2013-05-06 | The foam dust suppression spray head of the adjustable spray angle of a kind of slip-off preventing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103240195A true CN103240195A (en) | 2013-08-14 |
| CN103240195B CN103240195B (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310161738.1A Active CN103240195B (en) | 2013-05-06 | 2013-05-06 | The foam dust suppression spray head of the adjustable spray angle of a kind of slip-off preventing |
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| CN (1) | CN103240195B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696767A (en) * | 2013-11-28 | 2014-04-02 | 中国矿业大学 | Onboard foam dust-fall support of development machine |
| CN104826374A (en) * | 2015-05-08 | 2015-08-12 | 新疆一源节水设备有限公司 | Self-washing micro-filter, integrated osmotic filtering machine, and micro-filtering device |
| CN104858077A (en) * | 2015-06-10 | 2015-08-26 | 西安煤矿机械有限公司 | Atomizing nozzle for coal mine cutting equipment |
| CN105234018A (en) * | 2015-11-25 | 2016-01-13 | 中国矿业大学 | Foam and sprayed mist integrated sprayer |
| CN107694797A (en) * | 2017-10-25 | 2018-02-16 | 太原理工大学 | A kind of mining bolt connection type dust-settling nozzle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2755137A (en) * | 1953-06-24 | 1956-07-17 | Geo Bray And Company Ltd | Liquid spray jets |
| US4718607A (en) * | 1986-07-30 | 1988-01-12 | Acheson Industries, Inc. | Atomized liquid spray orifice |
| CN2743034Y (en) * | 2004-10-08 | 2005-11-30 | 吴伟忠 | Fan shaped spray nozzle |
| CN202224259U (en) * | 2011-07-28 | 2012-05-23 | 康增辉 | Foam dust suppression spray head |
-
2013
- 2013-05-06 CN CN201310161738.1A patent/CN103240195B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2755137A (en) * | 1953-06-24 | 1956-07-17 | Geo Bray And Company Ltd | Liquid spray jets |
| US4718607A (en) * | 1986-07-30 | 1988-01-12 | Acheson Industries, Inc. | Atomized liquid spray orifice |
| CN2743034Y (en) * | 2004-10-08 | 2005-11-30 | 吴伟忠 | Fan shaped spray nozzle |
| CN202224259U (en) * | 2011-07-28 | 2012-05-23 | 康增辉 | Foam dust suppression spray head |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696767A (en) * | 2013-11-28 | 2014-04-02 | 中国矿业大学 | Onboard foam dust-fall support of development machine |
| CN103696767B (en) * | 2013-11-28 | 2015-12-30 | 中国矿业大学 | A kind of onboard foam dust-fall support of development machine |
| CN104826374A (en) * | 2015-05-08 | 2015-08-12 | 新疆一源节水设备有限公司 | Self-washing micro-filter, integrated osmotic filtering machine, and micro-filtering device |
| CN104858077A (en) * | 2015-06-10 | 2015-08-26 | 西安煤矿机械有限公司 | Atomizing nozzle for coal mine cutting equipment |
| CN105234018A (en) * | 2015-11-25 | 2016-01-13 | 中国矿业大学 | Foam and sprayed mist integrated sprayer |
| CN107694797A (en) * | 2017-10-25 | 2018-02-16 | 太原理工大学 | A kind of mining bolt connection type dust-settling nozzle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103240195B (en) | 2015-07-29 |
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Effective date of registration: 20220516 Address after: 221000 Room 806, West unit, building 8, Xuzhou Software Park, No. 6, Software Park Road, Quanshan District, Xuzhou City, Jiangsu Province Patentee after: XUZHOU BOTAI MINE SAFETY TECHNOLOGY Co.,Ltd. Address before: 221116 Research Institute of China University of Mining and Technology, 1 University Road, Xuzhou, Jiangsu Patentee before: CHINA University OF MINING AND TECHNOLOGY |