CN209054116U - A kind of flushing valve of droping irrigating pipe end - Google Patents
A kind of flushing valve of droping irrigating pipe end Download PDFInfo
- Publication number
- CN209054116U CN209054116U CN201821138782.5U CN201821138782U CN209054116U CN 209054116 U CN209054116 U CN 209054116U CN 201821138782 U CN201821138782 U CN 201821138782U CN 209054116 U CN209054116 U CN 209054116U
- Authority
- CN
- China
- Prior art keywords
- bottom case
- sealing strip
- elastic sealing
- cavity
- droping irrigating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 230000000694 effects Effects 0.000 claims abstract description 11
- 230000005489 elastic deformation Effects 0.000 claims abstract description 3
- 238000012856 packing Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 102000010637 Aquaporins Human genes 0.000 claims 4
- 108010063290 Aquaporins Proteins 0.000 claims 1
- 230000002262 irrigation Effects 0.000 description 30
- 238000003973 irrigation Methods 0.000 description 30
- 238000005406 washing Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 230000009746 freeze damage Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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- Nozzles (AREA)
Abstract
The utility model discloses a kind of flushing valve of droping irrigating pipe end, including shell, the housing central section is fixed with elastic sealing strip, and enclosure interior space is divided into the first cavity and the second cavity by elastic sealing strip;First cavity is equipped with inlet opening and apopore, and the inlet opening is connected with water inlet pipe, and water inlet pipe is connect with droping irrigating pipe;Second cavity is connected to by water channel with water inlet pipe;Elastic deformation can occur under the effect of the pressure of the second cavity for the elastic sealing strip, and block inlet opening completely.
Description
Technical field
The utility model belongs to irrigation equipment field, more particularly to a kind of flushing valve of droping irrigating pipe end.
Background technique
Trickle irrigation (drip irrigation) is aperture or the drop passed through water using droping irrigating pipe on diameter about 10mm hollow billet
Head is sent to crop root and carries out localized irrigation.It is a kind of most effective Water Saving Irrigation Mode of current drought and water-scarce area, water
Utilization rate is up to 95%.Trickle irrigation relatively sprinkling irrigation has higher water-saving and yield-increasing effect, while can improve one times of fertilizer efficiency in conjunction with fertilising
More than.It is applicable to fruit tree, vegetables, industrial crops and greenhouse to irrigate, can also be used for crop field in the place of drought and water shortage
Crop irrigation.
Trickle irrigation maximum shortcoming is easily to block.The reason of drip irrigation system blocks have it is very much, such as: impurity in water, not
Blocking caused by fertilizer is dissolved, blocks caused by microbial growth, is blocked up caused by the calcium and magnesium molysite or other electrodeposition substances in water
Plug etc..These problems generally can be solved and be prevented by way of rinsing droping irrigating pipe, however be rinsed at present primary
The work of droping irrigating pipe is complex, is difficult to carry out in the case where trickle irrigation area is big.
It can water in being managed after another problem of trickle irrigation is irrigated at present.On the one hand water will lead to salinity deposition stifled
On the other hand the problems such as plug, microorganism clogging, can also freeze in winter, damage equipment.
Utility model content
To solve the above problems, the utility model provides a kind of flushing valve of droping irrigating pipe end, opened in drip irrigation system
When droping irrigating pipe can be rinsed automatically, the water in pipeline can also be drained after irrigation automatically.
The utility model is achieved by the following technical solution:
A kind of flushing valve of droping irrigating pipe end, including shell, the housing central section are fixed with elastic sealing strip, elastic packing
Enclosure interior space is divided into the first cavity and the second cavity by piece;First cavity is equipped with inlet opening and apopore, institute
It states inlet opening and is connected with water inlet pipe, water inlet pipe is connect with droping irrigating pipe;Second cavity is connected to by water channel with water inlet pipe;Institute
Elastic deformation can be occurred under the effect of the pressure of the second cavity by stating elastic sealing strip, and block inlet opening completely.
Further to improve, the elastic sealing strip is one piece of sheet rubber, and elastic sealing strip includes centrally located closure
Portion and fixed part positioned at outer, the part between closure part and fixed part are deformations, the closure part can be completely covered into
Water hole.
Further to improve, the deformations are accordion, and when elastic sealing strip one side is pressurized, fold expansion is released
Closure part;When not by pressure, fold restores to the original state under the effect of elasticity.
Further to improve, the shell includes bottom case, upper cover and pressure ring, and the edge of the bottom case and upper cover is equipped with
The edge of groove, elastic sealing strip is fixed between bottom case and upper cover by groove;Is formed between elastic sealing strip and bottom case
One cavity forms the second cavity between elastic sealing strip and upper cover;The pressure ring fastens upper cover and bottom case closely to be integrated, and presses
By being threadedly engaged fixation between ring and bottom case.
Further to improve, the groove at the bottom case edge is equipped with labyrinth-like protrusion, the labyrinth-like protrusion and elasticity
Diaphragm seal cooperatively forms the water channel of the labyrinth-like around the sealing in one week of bottom case edge, and water channel one end passes through bottom case and water inlet pipe connects
Logical, the other end passes through elastic sealing strip and enters the second cavity.
Further to improve, the bottom case and upper cover are respectively equipped with mutually matched groove and convex block, are fixed upper cover
In designated position.
Further to improve, the bottom case bottom and water inlet pipe are integrally formed, and reinforcement is additionally provided between bottom case and water inlet pipe
Muscle.
Further to improve, the water inlet bore dia is 4-7 times of water channel diameter.
Further to improve, the bottom case, water inlet pipe, upper cover and pressure ring are all adopted made of plastic.
Compared with prior art, the utility model has the advantage that
The droping irrigating pipe end flushing valve of the utility model is when drip irrigation system is just opened, since elastic sealing strip is pressurized
Power is smaller, and the water in droping irrigating pipe can be discharged from water outlet again after water inlet inflow, and water flow, which can play, rinses droping irrigating pipe
Effect.Elastic sealing strip constantly increases with the pressure being subject to, and deformation quantity is gradually increased, and finally shuts water inlet, at this time trickle irrigation
Pipeline starts to work normally.Irrigation terminates, after drip irrigation system is closed, since hydraulic pressure gradually decreases in droping irrigating pipe, and elastic packing
Piece resets, and extra water can be discharged from water outlet again after water inlet inflow in droping irrigating pipe.The utility model completely according to
Hydraulic pressure work when by drip irrigation system switch fully automatically carries out pipe flushing and water row without in addition addition control system
Out.The utility model can effectively prevent and solve the problems, such as that drip irrigation system is susceptible to plugging, be also possible to prevent freeze injury, can
The stability for greatly enhancing drip irrigation system, reduces maintenance cost.
The structure of elastic sealing strip can sensitively respond variation in water pressure in the utility model, can reach certain in flushing
Water inlet is blocked after time.Through testing, the utility model can rush automatically droping irrigating pipe when each irrigation starts
It washes, washing time is 15-20 seconds, and flushing dose is 4-6 liter, and flushing effect is good.
Detailed description of the invention
Fig. 1 is 1 explosive view of embodiment;
Fig. 2 is 1 cross-sectional view of embodiment;
Fig. 3 is the bottom case top view of embodiment 1;
Fig. 4 is the elastic sealing strip top view of embodiment 1;
Fig. 5 is the elastic sealing strip cross-sectional view of embodiment 1.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, and make the upper of the utility model
It states feature, purpose and advantage and is more clear understandable, explanation is further explained to the utility model now in conjunction with embodiment, should be referred to
Out, all embodiments listed here are merely illustrative, are not meant to be defined the scope of the utility model.
Embodiment 1:
A kind of flushing valve of droping irrigating pipe end, including shell, the housing central section are fixed with elastic sealing strip 3, the shell
Body includes bottom case 4, upper cover 2 and pressure ring 1, and the edge of the bottom case 4 and upper cover 2 is all provided with fluted, the edge of elastic sealing strip 3
It is fixed between bottom case 4 and upper cover 2 by groove;The first cavity 6, elastic sealing strip are formed between elastic sealing strip 3 and bottom case 4
The second cavity 7 is formed between 3 and upper cover 2;The pressure ring 1 makes upper cover 2 and bottom case 4, and closely fastening is integrated, pressure ring 1 and bottom case 4
Between by being threadedly engaged fixation.
First cavity 6 is equipped with inlet opening 41 and apopore 42, and the inlet opening 41 is connected with water inlet pipe 5, bottom case 4
Bottom and water inlet pipe 5 are integrally formed, and reinforcing rib is additionally provided between bottom case 4 and water inlet pipe 5, and water inlet pipe 5 passes through screw thread and drip irrigation pipe
Road connection.Apopore 42 has multiple, the circular setting of inlet opening 41.
Second cavity 7 is connected to by water channel 8 with water inlet pipe 5, and the water channel 8 is the water channel of labyrinth shape meander wire,
This shape makes water flow on the corner form vortex, and the foreign matters such as silt can be prevented with water flowing blocking water channel 8.Labyrinth shape water channel by
Following part is constituted: the groove at 4 edge of bottom case is equipped with labyrinth-like protrusion, and the labyrinth-like protrusion 43 is matched with elastic sealing strip 3
The water channel 8 for forming the labyrinth-like around 4 edge sealing in one week of bottom case is closed, 8 one end of water channel passes through bottom case 4 and is connected to water inlet pipe 5, separately
One end passes through elastic sealing strip 3 and enters the second cavity 7.Upper cover 2 has the recess of a cooperation water channel 8, bottom in 8 outlet port of water channel
Shell 4 and upper cover 2 are respectively equipped with mutually matched groove and convex block, and upper cover 2 is made to be fixed on designated position.The inlet opening 41 is straight
Diameter is 4-7 times of 8 diameter of water channel, to guarantee having enough washing times.
Elastic sealing strip 3 is the critical component that auto-flushing, draining are realized in end flushing valve.As shown in Figure 4,5, elasticity is close
Mounting 3 is one piece of sheet rubber, and elastic sealing strip 3 includes centrally located closure part 33 and the fixed part 31 positioned at outer, is blocked
Part between portion 33 and fixed part 31 is deformations 32, and inlet opening 41 can be completely covered in the closure part 33.The deformations
32 be accordion, and when elastic sealing strip 3 is pressurized on one side, closure part 33 is released in fold expansion;When not by pressure, fold is in bullet
Power effect is lower to restore to the original state.The structure of accordion can effectively enhance the elasticity of elastic sealing strip 3, improve 3 sound of elastic sealing strip
Answer the sensitivity of variation in water pressure.The hole 34 of cooperation water channel 8 is additionally provided on elastic sealing strip 3.
To prevent from corroding, the end flushing valve of the utility model is free of any metal parts, bottom case 4, water inlet pipe 5, upper cover 2
It is all adopted with pressure ring 1 made of plastic.
The droping irrigating pipe end flushing valve of the utility model is when drip irrigation system is just opened, since elastic sealing strip is pressurized
Power is smaller, and the water in droping irrigating pipe can be discharged from water outlet again after water inlet inflow, and water flow, which can play, rinses droping irrigating pipe
Effect.The second cavity is gradually flowed into from water channel with dampening, elastic sealing strip constantly increases with the pressure by the second cavity, shape
Variable is gradually increased, and finally shuts water inlet, and droping irrigating pipe starts to work normally at this time.Irrigation terminates, after drip irrigation system is closed,
Since hydraulic pressure gradually decreases in droping irrigating pipe, elastic sealing strip resets, and extra water can be from water inlet stream in droping irrigating pipe
It is discharged again from water outlet after entering.The utility model fully relies on hydraulic pressure work when drip irrigation system switch, without in addition addition control
System processed fully automatically carries out pipe flushing and water discharge.The utility model can effectively prevent and solve drip irrigation system
Susceptible to plugging problem, is also possible to prevent freeze injury, can greatly enhance the stability of drip irrigation system, reduce maintenance cost.
The structure of elastic sealing strip can sensitively respond variation in water pressure in the utility model, can reach certain in flushing
Water inlet is blocked after time.Through testing, the utility model can rush automatically droping irrigating pipe when each irrigation starts
It washes, washing time is 15-20 seconds, and flushing dose is 4-6 liter, and flushing effect is good.
Claims (9)
1. a kind of flushing valve of droping irrigating pipe end, including shell, which is characterized in that the housing central section is fixed with elastic packing
Enclosure interior space is divided into the first cavity and the second cavity by piece, elastic sealing strip;First cavity is equipped with inlet opening
And apopore, the inlet opening are connected with water inlet pipe, water inlet pipe is connect with droping irrigating pipe;Second cavity by water channel with into
Water pipe connection;Elastic deformation can occur under the effect of the pressure of the second cavity for the elastic sealing strip, and block inlet opening completely.
2. a kind of droping irrigating pipe end flushing valve as described in claim 1, which is characterized in that the elastic sealing strip is one piece
Sheet rubber, elastic sealing strip includes centrally located closure part and the fixed part positioned at outer, between closure part and fixed part
Part is deformations, and inlet opening can be completely covered in the closure part.
3. a kind of droping irrigating pipe end flushing valve as claimed in claim 2, which is characterized in that the deformations are accordion,
When elastic sealing strip one side is pressurized, closure part is released in fold expansion;When not by pressure, fold restores former under the effect of elasticity
Shape.
4. a kind of droping irrigating pipe end flushing valve as described in claim 1, which is characterized in that the shell includes bottom case, on
Lid and pressure ring, the edge of the bottom case and upper cover are all provided with fluted, and the edge of elastic sealing strip is fixed on bottom case by groove
Between upper cover;The first cavity is formed between elastic sealing strip and bottom case, and the second cavity is formed between elastic sealing strip and upper cover;
The pressure ring fastens upper cover and bottom case closely to be integrated, by being threadedly engaged fixation between pressure ring and bottom case.
5. a kind of droping irrigating pipe end flushing valve as claimed in claim 4, which is characterized in that on the groove at the bottom case edge
Equipped with labyrinth-like protrusion, the labyrinth-like protrusion and elastic sealing strip cooperatively form the labyrinth-like around the sealing in one week of bottom case edge
Water channel, water channel one end passes through bottom case and be connected to water inlet pipe, and the other end is across elastic sealing strip into the second cavity.
6. a kind of droping irrigating pipe end flushing valve as described in claim 1, which is characterized in that the water inlet bore dia is water channel
4-7 times of diameter.
7. a kind of droping irrigating pipe end flushing valve as claimed in claim 4, which is characterized in that the bottom case and upper cover are set respectively
There are mutually matched groove and convex block, upper cover is made to be fixed on designated position.
8. a kind of droping irrigating pipe end flushing valve as claimed in claim 4, which is characterized in that the bottom case bottom and water inlet pipe
It is integrally formed, reinforcing rib is additionally provided between bottom case and water inlet pipe.
9. a kind of droping irrigating pipe end flushing valve as claimed in claim 4, which is characterized in that the bottom case, water inlet pipe, upper cover
It is all adopted with pressure ring made of plastic.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821138782.5U CN209054116U (en) | 2018-07-18 | 2018-07-18 | A kind of flushing valve of droping irrigating pipe end |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821138782.5U CN209054116U (en) | 2018-07-18 | 2018-07-18 | A kind of flushing valve of droping irrigating pipe end |
Publications (1)
Publication Number | Publication Date |
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CN209054116U true CN209054116U (en) | 2019-07-02 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821138782.5U Expired - Fee Related CN209054116U (en) | 2018-07-18 | 2018-07-18 | A kind of flushing valve of droping irrigating pipe end |
Country Status (1)
Country | Link |
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CN (1) | CN209054116U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108708988A (en) * | 2018-07-18 | 2018-10-26 | 中灌顺鑫华霖科技发展有限公司 | A kind of flushing valve of droping irrigating pipe end |
CN110864149A (en) * | 2019-11-07 | 2020-03-06 | 卓越紧固***(上海)有限公司 | Manufacturing method of breather valve |
-
2018
- 2018-07-18 CN CN201821138782.5U patent/CN209054116U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108708988A (en) * | 2018-07-18 | 2018-10-26 | 中灌顺鑫华霖科技发展有限公司 | A kind of flushing valve of droping irrigating pipe end |
CN108708988B (en) * | 2018-07-18 | 2024-04-23 | 中灌顺鑫华霖科技发展有限公司 | Drip irrigation pipeline end flushing valve |
CN110864149A (en) * | 2019-11-07 | 2020-03-06 | 卓越紧固***(上海)有限公司 | Manufacturing method of breather valve |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190702 |