CN205671146U - A kind of agricultural irrigation is with big flow constant voltage drip irrigation tank - Google Patents
A kind of agricultural irrigation is with big flow constant voltage drip irrigation tank Download PDFInfo
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- CN205671146U CN205671146U CN201620537738.6U CN201620537738U CN205671146U CN 205671146 U CN205671146 U CN 205671146U CN 201620537738 U CN201620537738 U CN 201620537738U CN 205671146 U CN205671146 U CN 205671146U
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Abstract
The utility model relates to agricultural irrigation device, it is a kind of big flow constant voltage drip irrigation tank of agricultural irrigation, there is tank body, the top of tank body is provided with steam vent, at tank body built with a water injection pipe, the external water inlet pipe in water injection pipe lower end, water injection pipe upper end is provided with closedown ball-cock assembly, have delivery port in the bottom of tank body, Inlet and outlet water combination valve is installed, it is characterized in that: described Inlet and outlet water combination valve has valve body, offer axially through the transition water cavity arranged and plunger shaft in valve body, it is fitted with Cover of stop velve, it is fitted with piston in plunger shaft, and on piston outer wall, be provided with sealing ring be tightly connected with plunger shaft；Piston have into water booster cavity, Cover of stop velve has inlet channel connect with the water inlet booster cavity in piston, it is also equipped with back-moving spring in transition water cavity, valve body is additionally provided with radially inlet channel and radially water outlet, the utility model constant pressure water supply flow is big, work more stable reliably, failure rate is low, service life is long, is used for crops drip irrigation.
Description
Technical field
The utility model relates to agricultural irrigation device, and especially a kind of agricultural irrigation is with big flow constant voltage drip irrigation tank.
Background technology
Modern agriculture has a critically important branch to be exactly irrigation technique system in irrigating, and this system includes a water pump
Standing and water main, distributive pipe and the multiple special water dropper being contained on distributive pipe, this emitter structure is extremely complex, the accuracy of manufacture
Requiring height, the water dropper of current domestic employing relies primarily on import, and domestic have minority Counterfeit Item, but technology does not passes a test, existing both at home and abroad
Special water dropper is had to there is the problem that (1) water dropper easily blocks；(2) power consumption is big, and operating cost is high；(3) water dropper irrigation quantity is not
Uniformly；(4) service life is short；(5) system is slow in reacting to crop irrigation institution adjustment；(6) water dropper makes precision height, cost
Height, cost performance is low.A kind of agricultural irrigation drip irrigation tank and a kind of thrift lock control for this utility model people successively utility model
Drip irrigation tank.All obtain utility model patent, the patent No. be respectively as follows: ZL201210207553.5 and
ZL201410291659.7, thoroughly solves the problems referred to above that tradition drip irrigation system exists, but in use finds that the former works
Instability, reliability is undesirable, and fault rate is high；It and the latter's sealing property is bad, is easily caused into and out of water channel string water, uses the longevity
Ordering short, on the other hand, when adding water in tank, after water is filled it up with, water-adding system pressure constitutes bigger pressure to tank body, and this requires tank
Body is pressed pressure resistant vessel and is produced, and causes the increase of production cost.
Content of the invention
The purpose of this utility model seeks to solve the above-mentioned six aspect problems that tradition drip irrigation system exists, and solves simultaneously
The above-mentioned various problem that first two utility models exist, provides a kind of agricultural irrigation big flow constant voltage drip irrigation tank.
Concrete scheme of the present utility model is: again improve for up-to-date utility model, and it is that a kind of agricultural fills
Irrigating with big flow constant voltage drip irrigation tank, it has tank body, and the top of tank body is provided with steam vent, at tank body built with a water injection pipe, note
The external water inlet pipe in water pipe lower end, water injection pipe upper end is provided with closedown ball-cock assembly, has delivery port in the bottom of tank body, be provided with into
Water outlet combination valve, is characterized in that: described Inlet and outlet water combination valve has valve body, offers axially through the transitional water arranged in valve body
Chamber and plunger shaft, wherein the internal diameter of plunger shaft is closed more than the internal diameter of transition water cavity, the tail end of transition water cavity, the outer end of plunger shaft
Being fitted with Cover of stop velve, being fitted with piston in plunger shaft, piston outer wall is two hierarchic structures, and two faces of cylinder of piston outer wall are divided
Do not move matching design with transition water cavity and plunger shaft, and on the big face of cylinder of piston outer wall, be provided with sealing ring and plunger shaft sealing
Connect；Having in piston into water booster cavity, water inlet booster cavity is uncovered relative to one end of Cover of stop velve, and the other end is closed,
Having inlet channel on Cover of stop velve to connect with the water inlet booster cavity in piston, the outer end of inlet channel is by connecting tube with water inlet pipe even
Logical；It is also equipped with back-moving spring return piston in transition water cavity, valve body is additionally provided with radially inlet channel and radially water outlet, footpath
Connect transition water cavity to one end of inlet channel, the other end is connected with the delivery port of tank body, radially water outlet one end connection transitional water
Chamber, the external shunting disk of the other end.
Tank volume described in the utility model is 200～300 kg of water.
The utility model has on Cover of stop velve exhaust passage, equipped with air bleeding valve in the external port of exhaust passage.
Transition water cavity in Inlet and outlet water combination valve described in the utility model is made up of two die cavities of size, big die cavity and work
Plug is dynamic to be connected, and constitutes packing equipped with sealing gasket to small cavity at piston head end, and the radial direction in described valve body is divided into and out of water channel
Open and connect with the big small cavity in transition water cavity.
The closedown ball-cock assembly of water injection pipe upper end described in the utility model, has valve seat, has axial inlet channel in valve seat,
Being coated with connecting rod in axial inlet channel, the upper end of connecting rod is provided with float, and the lower end of connecting rod intakes to axial equipped with movable valve plug
The arrival end in road is constituted to be closed or opens.
The utility model make floating plug be in normally open in connecting rod outer cover equipped with compression spring, or on float top
Portion installs balancing weight additional makes movable valve plug be in normally open, or installs compression spring additional and balancing weight makes movable valve plug be in often simultaneously
Open state.
Operation principle of the present utility model is: see Fig. 5, during use, first the utility model 35 is arranged on one
On frame 31, and the water inlet pipe 7 of the utility model 35 is connected with water system, then on shunting disk 8, is hinged with many arms 32, and
Every arm 32 is equipped with multiple water droppers 33 other as the crops 34 irrigated, then starts water system pressurization water inlet,
Band setting-out enters Inlet and outlet water combination valve 2 makes it close, and is added water in tank body 3 by water injection pipe 4 simultaneously, and the air in tank body is from top
The steam vent 5 in portion naturally drains；When the water in tank body is close to when filling, closes ball-cock assembly 6 and close the water inlet of water injection pipe, and make confession
Water system stops supplying water.Then the hydraulic pressure of water inlet pipe 7 disappears, and under the effect of back-moving spring 11, piston 13 retreats, radially water outlet
12 open outwards water supply, start drip irrigation, after the water of tank body is empty, then start water inlet, so repeatedly, and can be at regular time and quantity to farming
Thing carries out accurate drip irrigation.
The utility model has whole 19 advantages of former thrift lock control drip irrigation tank (see ZL201410291659.7 practicality
New patent specification).Especially because the utility model have employed piston sealing structure, stop the string water of Inlet and outlet water completely
Problem, good seal performance, working, more stable reliably service life is greatly prolonged, and piston stroke is big, and output is big, constant voltage
Drip irrigation.Simultaneously because have employed water injection pipe and the steam vent at add water drip irrigation closing structure and the tank body top closing ball-cock assembly begins
Keeping eventually and atmosphere, therefore tank body is not subject to water system pressure, only need to make tank body by general thickness sheet material, manufactures
Cost reduces.
Brief description
Fig. 1 is the utility model general structure front view；
Fig. 2 is the utility model general structure left view；
Fig. 3 is into and out water combination valve enlarged drawing；
Fig. 4 is the structural representation closing ball-cock assembly；
Fig. 5 is application state schematic diagram of the present utility model.
In figure: 1-outlet pipe, 2-Inlet and outlet water combination valve, 3-tank body, 4-water injection pipe, 5-steam vent, 6-closes ball-cock assembly, 7-
Water inlet pipe, 8-shunting disk, 9-connecting tube, 10-transition water cavity, 11-back-moving spring, 12-radially water outlet, 13-piston, 14-valve
Body, 15-sealing ring, 16-inlet channel, 17-Cover of stop velve, 18-exhaust duct, 19-air bleeding valve, 20-intakes booster cavity, 21-piston
Chamber, 22-sealing gasket, 23-radially inlet channel, 24-balancing weight, 25-float, 26-compression spring, 27-floating plug, 28-valve seat,
The axial inlet channel of 29-, 30-connecting rod, 31-support, 32-arm, 33-water dropper, 34-crops, 35-the utility model.
Detailed description of the invention
See Fig. 1,2, the utility model 35 is to have tank body 3, and the top of tank body 3 is provided with steam vent 5, built-in at tank body 3
Having a water injection pipe 4, the external water inlet pipe in water injection pipe 4 lower end 7, water injection pipe 4 upper end is provided with closedown ball-cock assembly 6, in the bottom of tank body 3
Have delivery port, Inlet and outlet water combination valve 2 is installed, it is characterized in that: described Inlet and outlet water combination valve has 2 valve bodies 14, in valve body 14
Offering axially through the transition water cavity 10 arranged and plunger shaft 21, wherein the internal diameter of plunger shaft 21 is more than the interior of transition water cavity 10
Footpath, the tail end closing of transition water cavity 10, the outer end of plunger shaft 21 is fitted with Cover of stop velve 17, is fitted with piston in plunger shaft 21
13, piston 13 outer wall is two hierarchic structures, and two faces of cylinder of piston 13 outer wall are moved with transition water cavity 10 and plunger shaft 21 respectively
Matching design, and on the big face of cylinder of piston 13 outer wall, be provided with sealing ring 15 be tightly connected with plunger shaft 21；In piston 13
Having into water booster cavity 20, one end of the water inlet relative Cover of stop velve 17 of booster cavity 20 is uncovered, and the other end is closed, at Cover of stop velve
Having inlet channel 16 on 17 to connect with the water inlet booster cavity 20 in piston 13, the outer end of inlet channel 16 is by connecting tube 9 and water inlet
Pipe 7 connects；It is also equipped with back-moving spring 11 return piston 13 in transition water cavity 10, valve body 14 is additionally provided with radially inlet channel 23
With radial direction water outlet 12, radially one end connection transition water cavity 10 of inlet channel 12, the other end is connected with the delivery port of tank body 3, footpath
Connect transition water cavity 10 to water outlet 12 one end, the other end passes through the external shunting disk of outlet pipe 18.
Described in the utility model 35, tank body 3 volume is 200～300 kg of water.
In the utility model 35, Cover of stop velve 17 has exhaust duct 18, equipped with air bleeding valve in exhaust duct 18 external port
19。
Transition water cavity 10 in Inlet and outlet water combination valve 2 described in the utility model 35 is made up of two die cavities of size, large-scale
Chamber is dynamic with piston 13 to be connected, and constitutes packing equipped with sealing gasket 22 to small cavity at piston 13 head end, in described valve body 14
Radially open with 12 points into and out of water channel 23 and connect with the big small cavity in transition water cavity.
The closedown ball-cock assembly 6 of water injection pipe 4 upper end described in the utility model 35, sees Fig. 4, and it has valve seat 28, valve seat
Having axial inlet channel 29 in 28, being coated with connecting rod 30 in axial inlet channel 29, the upper end of connecting rod 30 is provided with float 25, connecting rod
The lower end of 30 or is opened to the arrival end composition pass valve closing of axial inlet channel 29 equipped with floating plug 27.
In connecting rod 30 outer cover equipped with compression spring 26 in the utility model 35, and install balancing weight additional at float 25 top
24, make floating plug 27 be in normally open.
Claims (5)
1. agricultural irrigation is with a big flow constant voltage drip irrigation tank, has tank body, and the top of tank body is provided with steam vent, built-in at tank body
Having a water injection pipe, the external water inlet pipe in water injection pipe lower end, water injection pipe upper end is provided with closedown ball-cock assembly, has out in the bottom of tank body
The mouth of a river, is provided with Inlet and outlet water combination valve, it is characterized in that: described Inlet and outlet water combination valve has valve body, offers and axially pass through in valve body
The logical transition water cavity arranged and plunger shaft, wherein the internal diameter of plunger shaft is more than the internal diameter of transition water cavity, the tail end envelope of transition water cavity
Closing, the outer end of plunger shaft is fitted with Cover of stop velve, is fitted with piston in plunger shaft, and piston outer wall is two hierarchic structures, outside piston
Matching design is moved on two faces of cylinder of wall respectively with transition water cavity and plunger shaft, and is provided with close on the big face of cylinder of piston outer wall
Seal is tightly connected with plunger shaft；Having in piston into water booster cavity, water inlet booster cavity is spacious relative to one end of Cover of stop velve
Mouthful, the other end is closed, and has inlet channel and connect with the water inlet booster cavity in piston on Cover of stop velve, and the outer end of inlet channel is passed through
Connecting tube connects with water inlet pipe；It is also equipped with back-moving spring return piston in transition water cavity, valve body is additionally provided with radially water inlet
Road and radially water outlet, radially one end connection transition water cavity of inlet channel, the other end is connected with the delivery port of tank body, radially water outlet
One end, road connects transition water cavity, the external shunting disk of the other end.
2. a kind of agricultural irrigation, with big flow constant voltage drip irrigation tank, is characterized in that: open on Cover of stop velve according to claim 1
There is exhaust passage, equipped with air bleeding valve in the external port of exhaust passage.
3. a kind of agricultural irrigation, with big flow constant voltage drip irrigation tank, is characterized in that: described Inlet and outlet water combines according to claim 1
Transition water cavity in valve is made up of two die cavities of size, and big die cavity is dynamic with piston to be connected, at piston head end equipped with sealing gasket
Constituting packing to small cavity, the radial direction in described valve body separately connects with the big small cavity in transition water cavity into and out of water channel.
4. a kind of agricultural irrigation, with big flow constant voltage drip irrigation tank, is characterized in that: described water injection pipe upper end according to claim 1
Closedown ball-cock assembly, valve has valve seat, has axial inlet channel, be coated with connecting rod in axial inlet channel in valve seat, connecting rod upper
End is provided with float, and the lower end of connecting rod or is opened to the arrival end composition closedown of axial inlet channel equipped with movable valve plug.
5. plant agricultural irrigation according to claim 4 with big flow constant voltage drip irrigation tank, it is characterized in that: connecting rod outer cover equipped with
Compression spring makes floating plug be in normally open, or installs balancing weight additional at buoy top and make movable valve plug be in normally open,
Or install compression spring additional and balancing weight makes movable valve plug be in normally open simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620537738.6U CN205671146U (en) | 2016-06-06 | 2016-06-06 | A kind of agricultural irrigation is with big flow constant voltage drip irrigation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620537738.6U CN205671146U (en) | 2016-06-06 | 2016-06-06 | A kind of agricultural irrigation is with big flow constant voltage drip irrigation tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205671146U true CN205671146U (en) | 2016-11-09 |
Family
ID=57434168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620537738.6U Expired - Fee Related CN205671146U (en) | 2016-06-06 | 2016-06-06 | A kind of agricultural irrigation is with big flow constant voltage drip irrigation tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205671146U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107535308A (en) * | 2017-09-25 | 2018-01-05 | 四川大学 | From the movable spray irrigation equipment of slow pressure pipe head |
-
2016
- 2016-06-06 CN CN201620537738.6U patent/CN205671146U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107535308A (en) * | 2017-09-25 | 2018-01-05 | 四川大学 | From the movable spray irrigation equipment of slow pressure pipe head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20170606 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |