CN105782553B - Field irrigation feed feeder - Google Patents
Field irrigation feed feeder Download PDFInfo
- Publication number
- CN105782553B CN105782553B CN201610360288.2A CN201610360288A CN105782553B CN 105782553 B CN105782553 B CN 105782553B CN 201610360288 A CN201610360288 A CN 201610360288A CN 105782553 B CN105782553 B CN 105782553B
- Authority
- CN
- China
- Prior art keywords
- sliding block
- joint
- intubation
- adjutage
- locking closure
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/14—Actuating devices; Operating means; Releasing devices actuated by fluid for mounting on, or in combination with, hand-actuated valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/38—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings
- F16L37/40—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with a lift valve being opened automatically when the coupling is applied
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Revetment (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses field irrigation feed feeder, including body, joint and locking closure, the lower end of body is fixedly mounted on that field irrigation node pipe is online, and the upper end of body is fixed with joint, and locking closure is movably arranged on the upper end of joint, it is characterised in that：The intracavitary of the body is provided with big sliding block, chute on big slider side wall is stuck in along the axially arranged guide rail of inboard wall of tube body and slided up and down along guide rail, the middle part of big sliding block is provided with runner, the small slide block slided up and down is provided with runner, outlet pipe in the interior intubation for inserting adjutage bottom suitable for reading of joint, adjutage is connected with intubation.The field irrigation feed feeder, it is simple in construction, easy to use, when that need not discharge water, then need special water-discharging joint to open, it is necessary to when discharging water in hydraulic pressure self-closed state all the time, prevented the generation of stolen water or the random phenomenon that discharges water, realized water-saving irrigation.
Description
The application is application number CN201410702351.7,29 days November 2014 applying date, denomination of invention " field irrigation
With combined type waterworks " divisional application.
Technical field
The present invention relates to a kind of improvement of field irrigation valve, specifically a kind of field irrigation feed feeder.
Background technology
Field irrigation at present largely also carry over water channel water delivery, the irrigation method of size flood irrigation, be used to save to irrigate
Water, pipeline irrigation turn into the principal mode of Agricultural Water-Saving Engineering.This piped water supply engineering irrigation, it is that pipe is laid in farmland
Net, gate valve is set in each irrigation node of pipe network, uses water pump as pipe network water supply, it is necessary to when irrigating certain piece farmland, it is only necessary to
The gate valve for opening relevant position discharges water, and after the completion of work is irrigated, is shut off water pump.It is disadvantageous in that：Discharging water
The gate valve or butterfly valve installed on node, easily stolen, easily get rusty, investment is larger, and valve can be opened arbitrarily, cause unordered filling
Irrigate, influence downstream normal irrigation.
The content of the invention
It is an object of the invention to provide a kind of simple in construction, easy to use, when that need not discharge water, all the time in hydraulic pressure from
Dynamic closed state is, it is necessary to when discharging water, then the field irrigation feed feeder that needs special water-discharging joint to open.
In order to reach object above, the technical solution adopted in the present invention is：The field irrigation feed feeder, including body,
Joint and locking closure, the lower end of body are fixedly mounted on that field irrigation node pipe is online, and the upper end of body is fixed with joint, lock
Lid is movably arranged on the upper end of joint, it is characterised in that：The intracavitary of the body is provided with big sliding block, the chute on big slider side wall
It is stuck in along the axially arranged guide rail of inboard wall of tube body and is slided up and down along guide rail, the middle part of big sliding block is provided with runner, is set in runner
There is the small slide block slided up and down, outlet pipe and intubation in the interior intubation for inserting adjutage bottom suitable for reading of joint, adjutage
It is connected.
The outer wall suitable for reading of described joint is provided with four symmetrical steady pins and four symmetrical locking closure positioning convex, Gu
Rationed marketing is staggered with locking closure positioning convex, and joint inwall suitable for reading is provided with two symmetrical adjutage locking upper lobes and two
Individual symmetrical adjutage locking lower lobes, adjutage locking upper lobes and adjutage locking lower lobes are staggered,
Adjutage locking sealing ring is fixed with the cavity wall of joint, adjutage locking sealing ring is located at adjutage locking lower lobes
Downside, big sliding block seal retainer ring is fixed with opening's edge under the inner chamber of joint.
Described adjutage, it is made up of outlet pipe, lever, intubation, intubation positioning convex and plug, outlet pipe and intubation
Intracavity inter-connection, outlet pipe top is fixed with lever, and the bottom outer wall of intubation is provided with two symmetrical intubation positioning
Projection, the infraoral of intubation are fixed with plug, cavity and the intracavity inter-connection of intubation on plug.
Described big sliding block, including big slider body, big sliding block sealing ring, runner, chute, guiding gutter and jam are big sliding
The top of block body is fixed with big sliding block sealing ring, and the lateral wall of big slider body is provided with the chute being adapted to guide rail, greatly
The middle part of slider body is provided with runner, and the upper end of runner is provided with upper through hole, and the lower end of runner is provided with jam, and the middle part of jam is provided with
Lower through-hole, the side wall of runner are provided with guiding gutter.
Described small slide block, it is made up of small slide block body, small slide block sealing ring, upper through hole plug and nut, small slide block sheet
The upper end of body is provided with small slide block sealing ring, and upper through hole plug is adapted with upper through hole, and upper through hole plug lower end passes through small slide block sheet
Nut is fixedly connected with after body.
The madial wall of described locking closure is provided with four symmetrical locking closure internal projections, and bearing pin lower end is passed through in locking closure side wall
Projection, bearing pin are threadedly coupled with the projection in locking closure side wall.
Described big sliding block seal retainer ring is provided with the big sliding block sealing slot of ring-type, on described big sliding block sealing ring
Slotting ring is sealed provided with the big sliding block being adapted with big sliding block sealing slot.
Described guide rail is provided with six, is symmetrically distributed on the inwall of body；Described chute also is provided with six, guiding gutter
Provided with four.
The lateral wall of described locking closure is provided with locking closure anti-skid bulge；It is anti-skidding that the lateral wall of described intubation is provided with intubation
It is raised；The outer wall of described body is provided with body anti-skid bulge.
The beneficial effects of the present invention are：It is simple in construction, easy to use, it is automatic in hydraulic pressure all the time when that need not discharge water
Closed state then needs special water-discharging joint to open, it is necessary to when discharging water, and has prevented stolen water or the hair of the random phenomenon that discharges water
It is raw, realize water-saving irrigation.
Brief description of the drawings
Fig. 1 be the present invention in off position under structure front-view schematic diagram.
Fig. 2 is the structure front-view schematic diagram that the present invention discharges water under state in unlatching.
Fig. 3 is the body of the present invention and the structure schematic cross-sectional view of joint.
Fig. 4 is the structure front-view schematic diagram of the adjutage of the present invention.
Fig. 5 is structure schematic cross-sectional view of the present invention along Fig. 4 A-A.
Fig. 6 is the structure schematic cross-sectional view of the big sliding block of the present invention.
Fig. 7 is the structure schematic top plan view of the big sliding block of the present invention.
Fig. 8 is the structure section view enlarged diagram of the small slide block of the present invention.
Fig. 9 is the structure elevational schematic view of the locking closure of the present invention.
Embodiment
Reference picture 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9 make the present invention.The field irrigation feed feeder, bag
Include body 1, joint 2 and locking closure 3, the lower end of body 1 is fixedly mounted on that field irrigation node pipe is online, and the upper end of body 1 is consolidated
Surely joint 2 is provided with, and locking closure 3 is movably arranged on the upper end of joint 2, the suitable for reading of joint 2 is covered using locking closure 3, avoids inoperative
Personnel arbitrarily open, and when needing to discharge water, just open locking closure 3 and take away, it is characterised in that：The intracavitary of the body 1 is provided with big
Sliding block 5, the chute 55 in the big side wall of sliding block 5 is stuck in glide along the axially arranged guide rail 12 of the inwall of body 1 and along guide rail 12
It is dynamic, can be by mouth closure sealing under the inner chamber of joint 2 by big sliding block 5, the middle part of big sliding block 5 is provided with runner 53, in runner 53
Provided with the small slide block 6 slided up and down, the upper through hole 54 of runner 53 can be blocked by sealing by small slide block 6, in the suitable for reading of joint 2
The intubation 43 of interior insertion adjutage 4 bottom, the outlet pipe 41 on adjutage 4 are connected with being intubated 43, so, the pressure in body 1
Power water flow direction intubation 43 can flow out from outlet pipe 41 again out of joint 2.
The outer wall suitable for reading of described joint 2 is provided with four symmetrical steady pins 21 and four symmetrical locking closure positioning convex
22, steady pin 21 is staggered with locking closure positioning convex 22, and 2 inwall suitable for reading of joint is provided with two symmetrical adjutage lockings
Portion's projection 23 and two symmetrical adjutage locking lower lobes 24, adjutage locking upper lobes 23 and adjutage locking bottom
Projection 24 is staggered, and adjutage locking sealing ring 25, adjutage locking sealing ring 25 are fixed with the cavity wall of joint 2
Positioned at the downside of adjutage locking lower lobes 24, big sliding block seal retainer ring 26 is fixed with opening's edge under the inner chamber of joint 2.
Described adjutage 4, it is made up of outlet pipe 41, lever 42, intubation 43, intubation positioning convex 45 and plug 46,
Outlet pipe 41 and the intracavity inter-connection of intubation 43, the top of outlet pipe 41 is fixed with lever 42, is intubated on 43 bottom outer wall
Provided with two symmetrical intubation positioning convex 45, the infraoral for being intubated 43 is fixed with plug 46, and the cavity on plug 46 is with inserting
The intracavity inter-connection of pipe 43.Intubation 43 is needed when being fixedly connected with joint 2, and intubation positioning convex 45 is aligned into two adjutages locks
Determine the space insertion between upper lobes 23, then rotate, intubation positioning convex 45 is located at adjutage locking upper lobes 23
Between adjutage locking lower lobes 24, being so intubated 43 can be fixed as one with joint 2, now, be intubated 43 lower mouth
Sealing is contacted along with adjutage locking sealing ring 25, prevents from seeping water, small slide block 6 is then pushed up out in the leading section of plug 46, leads in opening
Hole 54, while big sliding block 5 can be pushed and move down a certain distance, big sliding block 5 is departed from opening's edge under the intracavitary of joint 2, be beneficial to
Press water flows.
Described big sliding block 5, including big slider body 59, big sliding block sealing ring 51, runner 53, chute 55, guiding gutter 56
With jam 57, the top of big slider body 59 is fixed with big sliding block sealing ring 51, and the lateral wall of big slider body 59 is provided with
The chute 55 being adapted to guide rail 12, the middle part of big slider body 59 are provided with runner 53, and the upper end of runner 53 is provided with upper through hole 54, stream
The lower end in road 53 is provided with jam 57, and the middle part of jam 57 is provided with lower through-hole 58, and the side wall of runner 53 is provided with guiding gutter 56.
Described small slide block 6, it is made up of small slide block body 61, small slide block sealing ring 62, upper through hole plug 63 and nut 64,
The upper end of small slide block body 61 is provided with small slide block sealing ring 62, and upper through hole plug 63 is adapted with upper through hole 54, upper through hole plug
63 lower ends are fixedly connected with nut 64 after passing through small slide block body 61.Small slide block sealing ring 62 is pressed by the upper upper end of through hole plug 63
Fasten in the upper end of small slide block body 61, and fixation is tightened with nut 64.Under hydraulic pressure normal condition, upper through hole plug 63 and small
Sliding block sealing ring 62 seals with upper through hole 54, and big sliding block sealing ring 51 seals with big sliding block seal retainer ring 26, when plug 46
Front end pushes through hole plug 63, and when making through hole 54 in the disengaging of through hole plug 63, water can be flowed up through by lower through-hole 58
Guiding gutter 56, upper through hole 54 enter the upper cavity of joint 2, so as to reduce the pressure differential of big sliding block both sides about 5, then by inserting
First 46, which take advantage of a situation, pushes big sliding block 5, big sliding block 5 is departed from opening's edge under the intracavitary of joint 2, press water is from the big surrounding of sliding block 5 to upstream
It is dynamic, finally flowed out from outlet pipe 41.
The madial wall of described locking closure 3 is provided with four symmetrical locking closure internal projections 33, and the lower end of bearing pin 31 passes through the side of locking closure 3
Projection on wall, bearing pin 31 are threadedly coupled with the projection in the side wall of locking closure 3.When locking locking closure 3, locking closure internal projection 33 is aligned
Space between two locking closure positioning convex 22, push and rotate locking closure 3, locking closure internal projection 33 is located at locking closure positioning convex 22
Lower section, finally, rotating pin 31 make bearing pin 31 stretch out locking closure 3 until the space between two steady pins 21, ensure that locking closure 3 can only
Small-angle Rotation, but locking closure internal projection 33 is always positioned at the lower section of locking closure positioning convex 22, and such locking closure 3 is just connected solid with joint 2
Fixed, without departing from, it is necessary to which opening is, first that the rotation of bearing pin 31 is reduced in locking closure 3, rotating locking closure 3 can open.
Described big sliding block seal retainer ring 26 is provided with the big sliding block sealing slot 27 of ring-type, the sealing of described big sliding block
Circle 51 is provided with the big sliding block being adapted with big sliding block sealing slot 27 and seals slotting ring 52, can so improve the reliable of sealing
Property.
Described guide rail 12 is provided with six, is symmetrically distributed on the inwall of body 1；Described chute 55 also is provided with six,
Guiding gutter 56 is provided with four.
The lateral wall of described locking closure 3 is provided with locking closure anti-skid bulge 32, and the lateral wall of described intubation 43, which is provided with, to be inserted
Pipe anti-skid bulge 44, the outer wall of described body 1 is provided with body anti-skid bulge 11, to be played during installation and use
Anti-skidding effect.
During use, a body 1, joint 2 and locking closure 3 are fixed with each node of field irrigation pipe network,
After irrigation press water is injected for pipe network, big sliding block 5 and small slide block 6, with the self-sealing of joint 2, pass through lock under hydraulic pressure effect
Lid 3 prevents non-operator from arbitrarily opening, and prevents stolen water；When needing discharge water irrigation in corresponding node, by the people that works
Member opens locking closure 3, and the plug 46 of the lower end of adjutage 4 is inserted in joint 2, and the upper logical of small slide block 6 is withstood on the front end of plug 46
On hole plug 63, rear rotating operation handle 42 is pushed, adjutage 4 is fixedly connected with joint 2, meanwhile, press water is first from runner 53
Through hole 54 is put on guiding gutter 56 on inwall, and big sliding block 5 moves down, and big sliding block seals slotting ring 52 and seals slot from big sliding block
Spun off in 27, water is flowed to joint 2 from the big surrounding of sliding block 5, pass through cavity around plug 46, be intubated 43 inner chamber,
Finally flowed out from outlet pipe 41；After the completion of the work that discharges water, rotation process handle 42, makes intubation 43 depart from joint 2 again, big sliding
Block 5 and small slide block 6 are used up in hydraulic pressure, and the big sliding block seal retainer ring 26 with joint 2 seals again, and water no longer flows out,
Now cover locking closure 3 and rotate, locking closure 3 is locked with joint 2, it is descending to be rotated further by bearing pin 31, the lower end of bearing pin 31 is located at two
Between steady pin 21, such locking closure 3 would not be opened, and staff can be saved with portable adjutage 4 to next irrigate
Point carries out the work of irrigating the fields that discharges water with same adjutage 4.
Claims (3)
1. field irrigation feed feeder, including body（1）, joint（2）And locking closure（3）, body（1）Lower end be fixedly mounted on farmland
It is online to irrigate node pipe, body（1）Upper end be fixed with joint（2）, locking closure（3）It is movably arranged on joint（2）Upper end,
It is characterized in that：The body（1）Intracavitary be provided with big sliding block（5）, big sliding block（5）Chute in side wall（55）It is stuck in along body
（1）The axially arranged guide rail of inwall（12）It is upper and along guide rail（12）Slide up and down, big sliding block（5）Middle part be provided with runner（53）,
Runner（53）It is interior provided with the small slide block slided up and down（6）, in joint（2）Interior insertion adjutage suitable for reading（4）The intubation of bottom
（43）, adjutage（4）On outlet pipe（41）With intubation（43）It is connected；
Described joint（2）Outer wall suitable for reading be provided with four symmetrical steady pins（21）With four symmetrical locking closure positioning convex
（22）, steady pin（21）With locking closure positioning convex（22）It is staggered, joint（2）Inwall suitable for reading symmetrically discharges water provided with two
Pipe locks upper lobes（23）With two symmetrical adjutage locking lower lobes（24）, adjutage locking upper lobes（23）With
Adjutage locks lower lobes（24）It is staggered, in joint（2）Cavity wall on be fixed with adjutage locking sealing ring
（25）, adjutage locking sealing ring（25）Lower lobes are locked positioned at adjutage（24）Downside, in joint（2）Inner chamber under opening's edge
On be fixed with big sliding block seal retainer ring（26）；Described big sliding block seal retainer ring（26）The big sliding block for being provided with ring-type is close
Seal slot（27）；
Described adjutage（4）, by outlet pipe（41）, lever（42）, intubation（43）, intubation positioning convex（45）And plug
（46）Form, outlet pipe（41）With intubation（43）Intracavity inter-connection, outlet pipe（41）Top is fixed with lever（42）, insert
Pipe（43）Bottom outer wall be provided with two symmetrical intubation positioning convex（45）, intubation（43）Infraoral be fixed with plug
（46）, plug（46）On cavity and intubation（43）Intracavity inter-connection；
Described big sliding block（5）, including big slider body（59）, big sliding block sealing ring（51）, runner（53）, chute（55）, lead
Chute（56）And jam（57）, big slider body（59）Top be fixed with big sliding block sealing ring（51）, big slider body
（59）Lateral wall be provided with and guide rail（12）The chute of adaptation（55）, big slider body（59）Middle part be provided with runner（53）,
Runner（53）Upper end be provided with upper through hole（54）, runner（53）Lower end be provided with jam（57）, jam（57）Middle part be provided with down
Through hole（58）, runner（53）Side wall be provided with guiding gutter（56）；
Described small slide block（6）, by small slide block body（61）, small slide block sealing ring（62）, upper through hole plug（63）And nut
（64）Form, small slide block body（61）Upper end be provided with small slide block sealing ring（62）, upper through hole plug（63）With upper through hole（54）
It is adapted, upper through hole plug（63）Lower end passes through small slide block body（61）After be fixedly connected with nut（64）；
Described locking closure（3）Madial wall be provided with four symmetrical locking closure internal projections（33）, bearing pin（31）Lower end passes through locking closure
（3）Projection in side wall, bearing pin（31）With locking closure（3）Projection threaded connection in side wall.
2. field irrigation feed feeder according to claim 1, it is characterised in that：Described big sliding block sealing ring（51）On set
Have and seal slot with big sliding block（27）The big sliding block sealing slotting ring being adapted（52）；Described guide rail（12）Provided with six, symmetrically
It is distributed in body（1）Inwall on；Described chute（55）Six also are provided with, guiding gutter（56）Provided with four.
3. field irrigation feed feeder according to claim 1, it is characterised in that：Described locking closure（3）Lateral wall on set
There is locking closure anti-skid bulge（32）；Described intubation（43）Lateral wall be provided with intubation anti-skid bulge（44）；Described body（1）
Outer wall be provided with body anti-skid bulge（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610360288.2A CN105782553B (en) | 2014-11-29 | 2014-11-29 | Field irrigation feed feeder |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610360288.2A CN105782553B (en) | 2014-11-29 | 2014-11-29 | Field irrigation feed feeder |
| CN201410702351.7A CN104455686B (en) | 2014-11-29 | 2014-11-29 | Field irrigation combined type waterworks |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410702351.7A Division CN104455686B (en) | 2014-11-29 | 2014-11-29 | Field irrigation combined type waterworks |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105782553A CN105782553A (en) | 2016-07-20 |
| CN105782553B true CN105782553B (en) | 2017-12-05 |
Family
ID=56379685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610360288.2A Active CN105782553B (en) | 2014-11-29 | 2014-11-29 | Field irrigation feed feeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105782553B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051355A (en) * | 2016-08-05 | 2016-10-26 | 山东盛世润禾塑胶科技有限公司 | Lift-pull type three-way water supply device for farm irrigation |
| CN110486520B (en) * | 2019-08-24 | 2020-11-13 | 张博壹 | Intelligent valve for irrigation system |
| CN111567282B (en) * | 2020-05-25 | 2022-07-29 | 国网浙江省电力有限公司湖州供电公司 | Automatic irrigation system and method for intelligent planting greenhouse |
| CN113090835B (en) * | 2021-04-26 | 2022-07-01 | 宁波利佳青石电气科技有限公司 | Pipe joint assembly |
| CN113217666B (en) * | 2021-05-28 | 2023-01-31 | 新疆坎儿井灌溉技术有限责任公司 | Track control wheel rotating valve |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS626383Y2 (en) * | 1977-03-10 | 1987-02-13 | ||
| JPS626383A (en) * | 1985-07-03 | 1987-01-13 | Oki Electric Ind Co Ltd | Optical character reader |
| SE517012C2 (en) * | 1993-05-28 | 2002-04-02 | Dart Engineering Ag | Quick coupling part with pressure reducing means and method for making one |
| CN2187249Y (en) * | 1994-01-22 | 1995-01-11 | 邱世敏 | Rapid pipe joint |
| CN201057332Y (en) * | 2007-06-22 | 2008-05-07 | 胡云峰 | Joint for water pipe |
| CN103749245B (en) * | 2014-01-25 | 2016-06-22 | 宋庆波 | Float type field pipeline irrigation Multifunction water plug |
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2014
- 2014-11-29 CN CN201610360288.2A patent/CN105782553B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105782553A (en) | 2016-07-20 |
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