CN103170423A - Anti-freezing spray rod - Google Patents
Anti-freezing spray rod Download PDFInfo
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- CN103170423A CN103170423A CN201210544520XA CN201210544520A CN103170423A CN 103170423 A CN103170423 A CN 103170423A CN 201210544520X A CN201210544520X A CN 201210544520XA CN 201210544520 A CN201210544520 A CN 201210544520A CN 103170423 A CN103170423 A CN 103170423A
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- valve
- jet pipe
- sprinkling
- pole
- spray liquid
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Abstract
The present invention provides an anti-freezing spray rod aiming at enabling a spray rod of a sprayer to not generate freeze of spray liquid, thereby eliminating damaged or temporary use limiting problems caused by freeze. The spray rod of the sprayer has a water valve (4) for opening and closing a pipeline (2b) at a root of a spray pipe (2), and at least a front end of the spray pipe (2) has a spray nozzle, wherein a drain valve (5) is arranged on the spray rod, when the water valve (4) is closed, the remained spray liquid in the spray pipe (2) can be discharged via the drain valve (5); the water valve (4) and the drain valve (5) are formed by three-way valves (11), so that both the valves are compound, however, the valves also can be arranged to be independent valves.
Description
Technical field
The present invention relates to antifreeze sprinkling pole, this antifreeze sprinkling pole is the sprinkling pole of the sprayer of spraying agent etc., particularly has in use afterwards easily at the sprinkling pole of the rectangular jet pipe (pipe pole) of the remaining spray liquid in inside, and can prevent freezing of remaining spray liquid.
Background technology
Sprayer in the spraying that is used for pesticide etc. exists to be provided with the sprayer of a plurality of spray nozzles with respect to a jet pipe.The applicant has proposed a kind of sprinkling pole of the sprayer be used to having this structure in following patent documentation 1.
This sprinkling pole constitutes, and consists of a jet pipe by outer tube and the inner tube that is inserted in the inboard of this outer tube, and by making inner tube slide to make jet pipe flexible.
In addition, also there is following jet pipe in the commodity that sell in market, namely, the jet pipe that inserts inner tube and by extracting or insert this inner tube, its length is changed in the inboard of outer tube.
Patent documentation 1: No. 2010-136994, Japanese Patent Application
Enlarge the sprinkling pole of spread of spray with rectangular jet pipe, spray liquid especially easily remains in the inside of jet pipe after use.Root (being known as the rear of the part of field furrow formula spout) at jet pipe, be provided with the water check valve that the pipeline to jet pipe opens and closes, if close this water check valve, because there is the larger spray nozzle of resistance to outflow in the outlet at pipeline, thereby the spray liquid that the inside of jet pipe is full of can be discharged from, but it is inner to residue in this jet pipe.
If this remaining spray liquid freezes in the winter time, the volumetric expansion of the spray liquid that can reason freezes to cause and cause spraying the pole breakage.And, even do not reach damaged degree, also can form the state of blockage of spray pipe.In addition, in the situation that telescopic sprinkling pole, the flexible of jet pipe also can frozenly hinder, thereby before spray liquid melts, can't use the sprinkling pole.
Summary of the invention
Problem of the present invention is, makes the sprinkling pole of sprayer not produce freezing of remaining spray liquid, thereby eliminates the problem by the restriction in the damaged or temporary use of freezing to cause.
In order to solve above-mentioned problem, antifreeze sprinkling pole of the present invention is as the sprinkling pole of sprayer, wherein, root at jet pipe has the water check valve that the pipeline from the spray liquid supplying flexible pipe to jet pipe is opened and closed, also the front end at least at jet pipe has spray nozzle, and, be provided with draining valve at the sprinkling pole of this sprayer, when water check valve closes valve, can the remaining spray liquid in jet pipe be discharged via above-mentioned draining valve.
Preferably, above-mentioned water check valve and above-mentioned draining valve are implemented Composite (integrated), consist of two valves by triple valve, thereby can realize this Composite.
Particularly preferably, this triple valve forms the valve with following structure, that is, can select as upper/lower positions by the position of switching spool: the primary importance that makes (connection) that above-mentioned jet pipe is connected with above-mentioned spray liquid supplying flexible pipe; These two separates the second place of (disconnection connected state) with above-mentioned spray liquid supplying flexible pipe and above-mentioned discharge outlet simultaneously to make above-mentioned jet pipe; And make above-mentioned jet pipe be connected the 3rd position of (connection) with above-mentioned discharge outlet.
Described draining valve can also be arranged at as lower pipe connection, and this pipe joint arranges between above-mentioned jet pipe and above-mentioned spray liquid supplying flexible pipe, and has the discharge outlet towards inferior division.
In the draining valve that independently arranges with respect to water check valve, although the operability of the draining valve by the bar half-twist just can be opened and closed valve section (market sell commodity get final product) is excellent, use gate valve etc. also can be reached antifreeze purpose as draining valve.
For sprinkling pole of the present invention, by closing water check valve and opening draining valve, the spray liquid that remains in jet pipe can be discharged to the outside.Owing to utilizing this operation that spray liquid is disappeared, thereby can not cause freezing in jet pipe, can avoid by the damage of the sprinkling pole that freezes to cause, the restriction in use.
In addition, above-mentioned draining valve is made of the triple valve with the water check valve one, wherein, for the draining valve that has used the triple valve that to select above-mentioned the first ~ the 3rd position by the position of switching spool, by making spool move to said second position, jet pipe is separated with spray liquid supplying flexible pipe and draining valve both sides, also can keep at short notice the spray liquid in jet pipe.
To adding aspect the purposes that spray liquid that medicament is arranged sprays, if there is not the worry of freezing, preferably reduce the waste of spray liquid as far as possible, can make triple valve that jet pipe separates with spray liquid supplying flexible pipe and discharge outlet both sides as triple valve if use, comparatively effective for the waste that suppresses spray liquid.The operability of the structure after draining valve and water check valve Composite is excellent, can also realize miniaturization, cost degradation.
The structure that water check valve and draining valve arrange separately, can be all hand-operated valve with the structure after above-mentioned water check valve and draining valve Composite, need not to arrange power supply.
Therefore, can not produce obstacle when using the sprinkling pole fully.And, to compare with the valve of Electromagnetic Drive, the parts number of packages is less, simple structure and cheap, and must worry hardly to break down.
Description of drawings
Fig. 1 is the stereogram that an example of antifreeze sprinkling pole of the present invention is shown.
Fig. 2 is the top view of the antifreeze sprinkling pole of Fig. 1.
Fig. 3 (a) is that root side that the antifreeze sprinkling pole that makes Fig. 1 is shown forms that water check valve is opened, the side view cutaway drawing of the state of drain shut valve, and Fig. 3 (b) is the cutaway view along the draining valve open mode of the position of Fig. 3 (a) III-III line.
Fig. 4 is the side view cutaway drawing that root side that the antifreeze sprinkling pole that makes Fig. 1 is shown forms the state that water check valve is closed, draining valve is opened.
Fig. 5 (a) illustrates to make the triple valve that water check valve and draining valve Composite are formed form that water check valve is opened, the cutaway view of the state of drain shut valve, and Fig. 5 (b) is the side view that the bar position of triple valve under the state of Fig. 5 (a) is shown.
Fig. 6 (a) makes the triple valve of Fig. 5 form the cutaway view of the state that water check valve, draining valve all close, and Fig. 6 (b) is the side view that the bar position of triple valve under the state of Fig. 6 (a) is shown.
Fig. 7 (a) illustrates the triple valve that makes Fig. 5 to form that water check valve is closed, the cutaway view of the state of drain shut valve, and Fig. 7 (b) is the side view that the bar position of triple valve under the state of Fig. 7 (a) is shown.
Description of reference numerals:
1 ... antifreeze sprinkling pole; 2 ... jet pipe; 2a ... field furrow formula spout; 2b ... pipeline; 3 ... spray nozzle; 4 ... water check valve; 4a ... spool; 4b ... action bars; 4c ... valve seat; 5 ... draining valve; 5a ... spool; 5b ... action bars; 5c ... valve seat; 6 ... handle; 7 ... shoulder is across using band; 8 ... the nozzle keeper; 9 ... pipe joint; 10 ... discharge outlet; 11 ... with the triple valve after water check valve and draining valve Composite; 11a ... spool; 11b ... action bars; 11c ... valve seat; H ... the spray liquid supplying flexible pipe.
The specific embodiment
Below, based on Fig. 1 ~ Fig. 7 of accompanying drawing, the embodiment of antifreeze sprinkling pole of the present invention is described.Fig. 1 and Fig. 2 antifreeze sprinkling pole 1 shown in example of passing the imperial examinations at the provincial level constitutes, and a plurality of spray nozzles 3 are installed on jet pipe 2, and also the root at jet pipe 2 is provided with water check valve 4 and draining valve 5, and wherein, feature of the present invention namely is above-mentioned draining valve 5.
The pipe of the field furrow formula spout 2a(root side of jet pipe 2 is located in Reference numeral 6 expression) the handle of hand-held use of periphery, Reference numeral 7 expression shoulders are across with band.This handle 6 with shoulder across use with 7 is on demand and the parts that arrange, and nonessential parts.H in figure is the spray liquid supplying flexible pipe that is connected with antifreeze sprinkling pole 1, extracts by pump (not shown) spray liquid that comes up and is fed to antifreeze sprinkling pole 1 by this flexible pipe.
Spray nozzle 3 is arranged at front end and long side direction two positions, place midway of jet pipe 2.For being configured to than for the long side direction spray nozzle 3 midway of field furrow formula spout 2a jet pipe more on the front, it is installed on nozzle keeper 8, this nozzle keeper 8 is assemblied in the periphery of jet pipe 2, but spray nozzle 3 can also only be located at according to the size of spraying pole the front end of jet pipe 2.
Be provided with not shown stream in the inside of nozzle keeper 8, this stream via perforation be arranged at jet pipe 2 connecting hole (also not shown) and with the pipeline 2b(of the inboard of jet pipe 2 with reference to Fig. 3, Fig. 4) be communicated with, spray liquid from pipeline 2b via above-mentioned connecting hole the flow path in the nozzle keeper 8, and then make this spray liquid atomizing and the spray liquid after spray nozzle 3 jet atomizations that remain in nozzle keeper 8.
In addition, the manual operation formula ball valve that spool 5a, the action bars 5b that 5 combinations of the draining valve of Fig. 3 are spherical and valve seat 5c form, but this draining valve 5 also can be replaced into water check valve 4 similar gate valves etc.
Configuration between water check valve 4 and jet pipe 2 have towards below the pipe joint 9 of discharge outlet 10 of branch, draining valve 5 is arranged at this pipe joint 9, but also can adopt the valve that water check valve 4 and draining valve 5 Composites are formed.
An example of the valve after this Composite has been shown in Fig. 5 ~ Fig. 7.The valve that illustrates for example is made of triple valve 11, these triple valve 11 combinations have single spool (illustrated spool is spherical) 11a, the action bars 11b that makes this Spool rotating and 3 valve seat 11c, wherein, spool 11a has primary path Mp and secondary path Sp from this primary path branch.
The action bars 11b of this triple valve is located at the sidepiece of antifreeze sprinkling pole 1, if this action bars 11b is remained on the first switching position of Fig. 5 (b), as shown in Fig. 5 (a), the primary path Mp of spool 11a opens, secondary path Sp is closed because of the valve seat 11c of discharge outlet 10 sides, and more is connected with jet pipe 2 by the pipeline 2b of spray liquid supplying flexible pipe H side than triple valve 11.
And, if make action bars 11b turn to the position of Fig. 6 (b), the position of spool 4a is switched to the second place shown in Fig. 6 (a), the primary path Mp and the secondary path Sp that are located at this spool are closed because of valve seat 11c, thereby make spray liquid supplying flexible pipe H all be cut off with respect to the connection with respect to discharge outlet 10 of the connection of jet pipe 2 and jet pipe 2.
And then, if make action bars 11b turn to the position of Fig. 7 (b), the position of spool 11a is switched to the 3rd position shown in Fig. 7 (a), separate under the state that is still continuing with jet pipe 2 at the main channel Mp that is caused spool by valve seat 11c, the secondary path Sp of spool is connected with jet pipe 2, the inside of jet pipe 2 is communicated with discharge outlet 10 with primary path Mp via this pair path Sp, thereby to the interior remaining spray liquid of outside discharge nozzle 2.
In addition, if although at the mark of the additional contrast of bar and valve chest use or well-known ratchet mechanism is set carries out to become very convenient to the confirmation of the switching position of action bars 11b, but owing to being that operating position according to action bars 11b sprays spray liquid, stops spraying or discharges remaining spray liquid to the outside, therefore may not necessarily need to contrast with mark or ratchet mechanism.
For antifreeze sprinkling pole 1 of the present invention, as mentioned above, can close water check valve 4 after use, and then the spray liquid that will remain in the inside of jet pipe 2 by draining valve 5 is opened in the operation of bar 11b is discharged to the outside.And the worry of if there is no freezing so can also be after use be closed water check valve 4 and keeps the remaining spray liquid of the inside of jet pipe 2 with draining valve 5 both sides.
In addition, be not to apply especially discharge to press and when valve left by draining valve 5, remaining spray liquid is discharged.Therefore, discharge outlet 10 preferably is located at the downside of jet pipe 2.
For the structure of downside that the discharge outlet 10 with draining valve 5 is located at jet pipe 2, if will spray the front of pole 1 under the state that water check valve 4 is closed, draining valve 5 is opened lifts a little, air can flow into from the hole of spray nozzle 3 jet pipe 2, thereby makes the remaining spray liquid in jet pipe 2 naturally flow out from discharge outlet 10.
And when the hole of spray nozzle 3 was in than the lower position of draining valve 5, air can flow into jet pipe 2 from discharge outlet 10, thereby makes remaining spray liquid go out from the orifice flow of spray nozzle 3.
In addition, jet pipe 2 can be also following telescopic pipe, that is, and and by inner tube, the locking mechanism combination of each point in the inboard is inserted with the outer tube of this inner tube and inner tube is fixed in sliding process in freely the mode of sliding are consisted of above-mentioned telescopic pipe.Certainly, be not limited thereto, can apply the present invention to well-known all sprinkling poles.
Claims (4)
1. an antifreeze sprinkling pole, is characterized in that,
This antifreeze sprinkling pole is as the sprinkling pole of sprayer, wherein, root at jet pipe (2) has the water check valve (4) that the pipeline (2b) from spray liquid supplying flexible pipe (H) to jet pipe is opened and closed, also the front end at least at described jet pipe (2) has spray nozzle (3), and, sprinkling pole at this sprayer is provided with draining valve (5), when making water check valve (4) when closing valve, can the remaining spray liquid in described jet pipe (2) be discharged via above-mentioned draining valve (5).
2. antifreeze sprinkling pole according to claim 1, is characterized in that,
Described water check valve (4) and described draining valve (5) are made of triple valve (11), and described triple valve (11) optionally switches described jet pipe (2) with respect to the connection with respect to discharge outlet (10) of the connection of spray liquid supplying flexible pipe (H) and described jet pipe (2).
3. antifreeze sprinkling pole according to claim 2, is characterized in that,
Described triple valve (11) forms the valve with following structure, that is, this valve can be selected as upper/lower positions by the position of switching spool (11a): jet pipe as described in making (2) with as described in the primary importance that is connected of spray liquid supplying flexible pipe (H); Make described jet pipe (2) while and described spray liquid supplying flexible pipe (H) and these two second place of separating of described discharge outlet (10); And the 3rd position that described jet pipe (2) is connected with described discharge outlet (10).
4. antifreeze sprinkling pole according to claim 1, is characterized in that,
Pipe joint (9) with the discharge outlet (10) towards inferior division is set between described jet pipe (2) and described spray liquid supplying flexible pipe (H), and described draining valve (5) is arranged at this pipe joint (9).
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-277981 | 2011-12-20 | ||
| JP2011277981 | 2011-12-20 | ||
| JP2012186305A JP5204339B1 (en) | 2011-12-20 | 2012-08-27 | Anti-freezing spreader |
| JP2012-186305 | 2012-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103170423A true CN103170423A (en) | 2013-06-26 |
Family
ID=48630861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210544520XA Pending CN103170423A (en) | 2011-12-20 | 2012-12-14 | Anti-freezing spray rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103170423A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341423A (en) * | 2013-07-02 | 2013-10-09 | 宁波大叶园林工业有限公司 | Automatic accumulated-water discharging cooling water-mist device |
| CN107313387A (en) * | 2017-08-24 | 2017-11-03 | 福建龙马环卫装备股份有限公司 | Sweeper air-blowing draining and negative pressure back suction winterization system |
| CN111715435A (en) * | 2019-03-21 | 2020-09-29 | 艾格赛尔工业公司 | Nozzle of pressure sprayer |
| CN112674063A (en) * | 2020-12-22 | 2021-04-20 | 安徽林桥园林园艺工程有限公司 | A pesticide spraying apparatus that is used for gardens that has frostproofing function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2851765Y (en) * | 2005-12-07 | 2006-12-27 | 中山华帝燃具股份有限公司 | Antifreezing drip valve for water heater |
| CN101555949A (en) * | 2009-05-14 | 2009-10-14 | 浙江盾安阀门有限公司 | Safe antifreeze ball valve |
| CN201696668U (en) * | 2010-06-02 | 2011-01-05 | 佛山市日丰企业有限公司 | Frost valve for water heater |
| CN201807483U (en) * | 2010-09-27 | 2011-04-27 | 李爱民 | Multifunctional sprayer |
-
2012
- 2012-12-14 CN CN201210544520XA patent/CN103170423A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2851765Y (en) * | 2005-12-07 | 2006-12-27 | 中山华帝燃具股份有限公司 | Antifreezing drip valve for water heater |
| CN101555949A (en) * | 2009-05-14 | 2009-10-14 | 浙江盾安阀门有限公司 | Safe antifreeze ball valve |
| CN201696668U (en) * | 2010-06-02 | 2011-01-05 | 佛山市日丰企业有限公司 | Frost valve for water heater |
| CN201807483U (en) * | 2010-09-27 | 2011-04-27 | 李爱民 | Multifunctional sprayer |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341423A (en) * | 2013-07-02 | 2013-10-09 | 宁波大叶园林工业有限公司 | Automatic accumulated-water discharging cooling water-mist device |
| CN103341423B (en) * | 2013-07-02 | 2016-03-23 | 宁波大叶园林科技有限公司 | Automatic row's ponding temperature lowering water day with fog |
| CN107313387A (en) * | 2017-08-24 | 2017-11-03 | 福建龙马环卫装备股份有限公司 | Sweeper air-blowing draining and negative pressure back suction winterization system |
| CN111715435A (en) * | 2019-03-21 | 2020-09-29 | 艾格赛尔工业公司 | Nozzle of pressure sprayer |
| CN112674063A (en) * | 2020-12-22 | 2021-04-20 | 安徽林桥园林园艺工程有限公司 | A pesticide spraying apparatus that is used for gardens that has frostproofing function |
| CN112674063B (en) * | 2020-12-22 | 2023-10-27 | 安徽林桥园林园艺工程有限公司 | Pesticide spraying equipment with antifreezing function for gardening |
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