CN204994372U - Embedded pressure compensated dripper with low pressure antidrip - Google Patents
Embedded pressure compensated dripper with low pressure antidrip Download PDFInfo
- Publication number
- CN204994372U CN204994372U CN201520693913.6U CN201520693913U CN204994372U CN 204994372 U CN204994372 U CN 204994372U CN 201520693913 U CN201520693913 U CN 201520693913U CN 204994372 U CN204994372 U CN 204994372U
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- drain pan
- lid
- runner
- water dropper
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Abstract
The embedded pressure compensated dripper of low pressure antidrip, including sealing the shape shell, setting up current -limiting passageway and elasticity pressure regulating piece in the shell, wherein the shell comprises drain pan and lid, be equipped with on the lid with the drainage pipe on the corresponding apopore of wash port, be equipped with the inlet opening on the drain pan, its characteristics are the inner bottom of drain pan is in the face of answering inlet opening department to be equipped with ring shape flange, above -mentioned elasticity pressure regulating piece paste tightly in on the ring shape flange. Make the utility model discloses at the in -process that uses, when water pressure did not reach appointed the requirement, elasticity pressure regulating piece just can not be by abundant deformation, and outer seepage just can not be gone to water, so has effectively played the effect of low pressure antidrip. And because the utility model discloses a pass through the back -off structure with drain pan and lid and reliably be connected structure as an organic whole, make the utility model discloses when simple to operate was reliable, the lid separated in high -speed rotatory screening dish with the drain pan in the time of effectively avoiding producing again.
Description
Technical field
The utility model relates to irrigation and drainage field, and particularly a kind of being contained in conduit compensates water dropper near the drip-proof embedded pressure of the low pressure of its osculum position.
Background technology
At present, multiple embedded pressure being compensated water dropper is that the device irrigation emitter unit that formed in the inner surface position of drainage duct osculum on it in compartment of terrain has been widely used in various sprinkling irrigation place.Existing water dropper is mostly formed by drain pan, lid and the elasticity pressure regulation sheet be installed on therebetween, and wherein lid is provided with the apopore corresponding with osculum on drainage duct, and drain pan is provided with inlet opening.But existing water dropper due to the inner of its drain pan inlet opening be the structure equal with drain pan inner surface, even if so do not reach (during low pressure) when appointment requires at hydraulic pressure, water still exosmoses, so be difficult to the requirement meeting vast manufacturer and consumer by elasticity pressure regulation sheet is past.
Summary of the invention
The purpose of this utility model is for above-mentioned existing problems and deficiency, provides a kind of structure simple, reliable and have the drip-proof embedded pressure of low pressure to compensate water dropper.
The technical solution of the utility model is achieved in that
The drip-proof embedded pressure of low pressure described in the utility model compensates water dropper, comprise enclosed shape shell, be arranged at restricted flow passage in shell and elasticity pressure regulation sheet, wherein said shell is made up of drain pan and lid, described lid is provided with the apopore corresponding with osculum on drainage duct, drain pan is provided with inlet opening, be characterized in that the corresponding inlet opening place of the inner bottom surface of described drain pan is provided with annular flange, above-mentioned elasticity pressure regulation sheet is closely attached in described annular flange.
For making the utility model while easy installation and reliable, when can effectively avoid again producing, lid is separated in the screening plate of High Rotation Speed with drain pan, and above-mentioned drain pan and lid are reliably connected as one by back-off structure.Above-mentioned back-off structure comprises the interior crotch limit, the relative set that are arranged at above-mentioned drain pan opening part both sides can coordinate with described crochet the recess fastened in above-mentioned lid both sides.More convenient, laborsaving for making it fasten, the buckling surface of above-mentioned crochet and recess is inclined-plane docking structure.
The inner surface of above-mentioned drain pan is provided with the long narrow runner of straight flange arranged along outer cover length direction, above-mentioned restricted flow passage is the long narrow turbulent runner of the sawtooth pattern being arranged at lid inner surface, and above-mentioned elasticity pressure regulation sheet is between the long narrow runner of straight flange and long narrow turbulent runner and the tail end of two runners is communicated.For making elasticity pressure regulation sheet in assembling without the need to taking one's bearings, make it install more convenient, the tail end development length of above-mentioned two runners slightly will be longer than the tail end length of above-mentioned elasticity pressure regulation sheet and two runners are communicated at tail end.So just without the need to opening water hole at the tail end of pressure regulation sheet, also without the need to distinguishing the installation direction of pressure regulation sheet, so install more convenient.
The utility model is provided with annular flange owing to adopting at the corresponding inlet opening place of the inner bottom surface of drain pan and makes elasticity pressure regulation sheet be closely attached on the structure of described annular flange, make the utility model in the process used, hydraulic pressure do not reach appointment require time, elasticity pressure regulation sheet just can not be fully out of shape, water just can not seepage outward, therefore effectively serves the drip-proof effect of low pressure.And because the utility model adopts structure drain pan and lid reliably connected as one by back-off structure, make the utility model while easy installation and reliable, when can effectively avoid again producing, lid is separated in the screening plate of High Rotation Speed with drain pan.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 be Fig. 1 look up structural representation.
Fig. 3 is assembly structure schematic diagram of the present utility model.
Fig. 4 is cross-sectional structural representation of the present utility model.
Fig. 5 is vertical profile structural representation of the present utility model.
Embodiment
As Figure 1-Figure 5, the drip-proof embedded pressure of low pressure described in the utility model compensates water dropper, comprise enclosed shape shell 1, be arranged at the restricted flow passage 2 in shell 1 and elasticity pressure regulation sheet 3, wherein said shell 1 is made up of drain pan 11 and lid 12, described lid 12 is provided with the apopore 13 corresponding with osculum on drainage duct, drain pan 11 is provided with inlet opening 14, for making the utility model, there is the drip-proof function of low pressure, corresponding inlet opening 14 place of inner bottom surface of above-mentioned drain pan 11 is provided with annular flange 17, above-mentioned elasticity pressure regulation sheet 3 is closely attached in described annular flange 17.Like this in the process used, hydraulic pressure do not reach appointment require time, elasticity pressure regulation sheet 3 can not be fully out of shape, and water just can not seepage outward, plays the drip-proof effect of low pressure.As shown in Figures 3 and 4, the inner surface of above-mentioned drain pan 11 is provided with the long narrow runner 18 of straight flange arranged along outer cover length direction, the sawtooth pattern long narrow turbulent runner of above-mentioned restricted flow passage 2 for being arranged at lid 12 inner surface, above-mentioned elasticity pressure regulation sheet 3 to be loaded between the long narrow runner of straight flange 18 and long narrow turbulent runner and the tail end of two runners is communicated.For making the utility model structure more reliable, being provided with in above-mentioned drain pan 11 can for the cavity 10 of above-mentioned elasticity pressure regulation sheet 3 setting-in, and above-mentioned annular flange 17 and the long narrow runner of straight flange 18 are positioned at described cavity 10.More convenient for making it install, the tail end development length of above-mentioned two runners slightly will be longer than the tail end length of above-mentioned elasticity pressure regulation sheet 3 and two runners are communicated at tail end.So just without the need to opening water hole at the tail end of pressure regulation sheet, also without the need to distinguishing the installation direction of pressure regulation sheet during installation, so install more convenient.For making the utility model while easy installation and reliable, when can effectively avoid again producing, lid 12 is separated in the screening plate of High Rotation Speed with drain pan 11, and above-mentioned drain pan 11 is reliably connected as one by back-off structure with lid 12.Above-mentioned back-off structure comprises the interior crotch limit 111, the relative set that are arranged at above-mentioned drain pan 11 opening part both sides can coordinate with described crochet 111 recess 121 fastened in above-mentioned lid 12 both sides.For making its snapping more convenient, laborsaving, as shown in Figure 4, above-mentioned crochet 111 is inclined-plane docking structure with the buckling surface of recess 121.In addition for reaching the object regulating runner, the inner surface of above-mentioned lid is provided with the pressure-stabilizing bin 19 being communicated with above-mentioned restricted flow passage 2 and delivery port 13, described pressure-stabilizing bin 19 is provided with circular bosses and groove, change along with hydraulic pressure makes elasticity pressure regulation sheet have different modification degree, thus make pressure regulation sheet become the discharge area of not waiting with circular bosses, to reach the object regulating runner.For strengthening the anti-blocking performance of inlet opening, the outer bottom of above-mentioned drain pan 11 be provided with by some fence 15 be positioned at position, fence 15 both sides be communicated with the filter window construction with large filter area that groove 16 formed, the filter pocket formed between each adjacent two fence 15,15 in described filter window construction all communicates with described inlet opening 14.The utility model structure is simple, reliable, low pressure antidrip performance is good, can be widely used in various irrigation and drainage system.
Although the utility model describes with reference to specific embodiment, this description not meaning that is construed as limiting the utility model.With reference to description of the present utility model, other changes of the disclosed embodiments, all can expect for those skilled in the art, this change should belong in appended claims limited range.
Claims (8)
1. the drip-proof embedded pressure of low pressure compensates water dropper, comprise enclosed shape shell (1), be arranged at the restricted flow passage (2) in shell (1) and elasticity pressure regulation sheet (3), wherein said shell (1) is made up of drain pan (11) and lid (12), described lid (12) is provided with the apopore (13) corresponding with osculum on drainage duct, drain pan (11) is provided with inlet opening (14), it is characterized in that corresponding inlet opening (14) place of the inner bottom surface of described drain pan (11) is provided with annular flange (17), above-mentioned elasticity pressure regulation sheet (3) is closely attached in described annular flange (17).
2. embedded pressure according to claim 1 compensates water dropper, it is characterized in that above-mentioned drain pan (11) and lid (12) are reliably connected as one by back-off structure.
3. embedded pressure according to claim 2 compensates water dropper, it is characterized in that above-mentioned back-off structure comprises the interior crotch limit (111), the relative set that are arranged at above-mentioned drain pan (11) opening part both sides and can coordinate the recess (121) fastened with described crochet (111) in above-mentioned lid (12) both sides.
4. embedded pressure according to claim 3 compensates water dropper, it is characterized in that above-mentioned crochet (111) is inclined-plane docking structure with the buckling surface of recess (121).
5. embedded pressure according to claim 1 and 2 compensates water dropper, it is characterized in that the inner surface of above-mentioned drain pan (11) is provided with the long narrow runner of straight flange (18) arranged along outer cover length direction, the sawtooth pattern long narrow turbulent runner of above-mentioned restricted flow passage (2) for being arranged at lid (12) inner surface, above-mentioned elasticity pressure regulation sheet (3) to be loaded between the long narrow runner of straight flange (18) and long narrow turbulent runner and the tail end of this two runner is communicated.
6. embedded pressure according to claim 5 compensates water dropper, it is characterized in that the tail end development length of the long narrow runner of above-mentioned straight flange (18) and long narrow turbulent runner slightly will be longer than the tail end length of above-mentioned elasticity pressure regulation sheet (3) and this two runner is communicated at tail end.
7. embedded pressure according to claim 5 compensates water dropper, it is characterized in that being provided with the cavity (10) that can supply above-mentioned elasticity pressure regulation sheet (3) setting-in in above-mentioned drain pan (11), above-mentioned annular flange (17) and the long narrow runner of straight flange (18) are positioned at described cavity (10).
8. embedded pressure according to claim 5 compensates water dropper, it is characterized in that the inner surface of above-mentioned lid (12) is provided with the pressure-stabilizing bin (19) being communicated with above-mentioned restricted flow passage (2) and delivery port (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520693913.6U CN204994372U (en) | 2015-09-09 | 2015-09-09 | Embedded pressure compensated dripper with low pressure antidrip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520693913.6U CN204994372U (en) | 2015-09-09 | 2015-09-09 | Embedded pressure compensated dripper with low pressure antidrip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204994372U true CN204994372U (en) | 2016-01-27 |
Family
ID=55151290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520693913.6U Expired - Fee Related CN204994372U (en) | 2015-09-09 | 2015-09-09 | Embedded pressure compensated dripper with low pressure antidrip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204994372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107821106A (en) * | 2017-09-28 | 2018-03-23 | 大禹节水（天津）有限公司 | A kind of drip irrigation pressure compensating emitter |
-
2015
- 2015-09-09 CN CN201520693913.6U patent/CN204994372U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107821106A (en) * | 2017-09-28 | 2018-03-23 | 大禹节水（天津）有限公司 | A kind of drip irrigation pressure compensating emitter |
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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: 20160127 Termination date: 20160909 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |