Anti-jetting pressure compensation water dropper

Abstract

The utility model relates to the technical field of pressure compensation water droppers, and discloses an anti-jet pressure compensation water dropper which comprises a shell, a water dropper body is fixedly connected to the bottom end of the shell, an insertion pipe is fixedly connected to the top end of the shell, a pressure compensation mechanism is arranged in the shell, and a limiting mechanism is arranged on the insertion pipe. The limiting mechanism comprises four telescopic grooves formed in the outer wall of the inserting pipe, the bottom ends of the four telescopic grooves communicate with sliding grooves, limiting blocks are arranged on the inner walls of the four telescopic grooves, and first springs are fixedly connected between the four sets of limiting blocks and the telescopic grooves. According to the pressure compensation water dropper, through all structures in the limiting mechanism, limiting treatment can be conducted on the inserting pipe when the inserting pipe is installed, so that the effect of preventing the inserting pipe from falling off in the using process can be achieved, and the problem that in a traditional pressure compensation water dropper, limiting is lacked when the inserting pipe is installed, and consequently stability lacks after installation is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pressure compensation dripper technical field, specifically is a kind of pressure compensation dripper of anti-jetting. BACKGROUND

[0002] Drip irrigation utilizes pipeline system and special equipment such as dripper, irrigation water (or water containing fertilizer) is slowly dripped, and the irrigation method of irrigating crop root system soil can provide good water, fertilizer, air and microbial activity conditions, has the remarkable effect of water saving, fertilizer saving and yield increasing, and avoids soil compaction and weed growth, and can also adapt to complex terrain, easy to realize irrigation automation.

[0003] Chinese patent provides a kind of pressure compensation formula drip irrigation dripper, publication number is CN220108822U, including communication board, shell and drainage plate, one end surface middle part of communication board is fixed with puncture pipe, and the other end surface middle part of communication board is fixed with water outlet pipe, and multiple water outlet holes are set on the outer circumferential surface of water outlet pipe, water outlet pipe is slidably sleeved with water stop sleeve, and the end of water outlet pipe away from communication board is provided with impact plate, and the top surface of impact plate is vertically fixed with multiple pull plates, and the top end of multiple pull plates is fixed on the bottom end surface of water stop sleeve.

[0004] The above-mentioned device overcomes the problem that the existing drip irrigation dripper cannot adjust the water quantity according to the water pressure change of the drip irrigation pipe, which affects the water quantity required for irrigation in the later use, but lacks limiting when installing the plug-in pipe, resulting in lack of stability after installation, and when regulating the water flow size, the water flow will flow out from the bottom of the water outlet pipe, so it cannot play the role of water flow, and the spring can lack protection during use, so it is easy to contact water during use, which causes rust and shortens the service life. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of pressure compensation dripper of anti-jetting to solve the problem that existing device lacks limiting when installing the plug-in pipe, resulting in lack of stability after installation, and lacking protection to spring during use, so it is easy to contact water during use, which causes rust and shortens the service life.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of pressure compensation dripper of anti-jetting, including shell, the shell bottom end is fixedly connected with dripper body, the shell top end is fixedly connected with plug-in pipe, the shell inside is provided with pressure compensation mechanism, the plug-in pipe is provided with limiting mechanism;

[0007] The limiting mechanism comprises telescopic grooves formed in the outer wall of the plug-in pipe, the number of the telescopic grooves is four, the bottom end of each of the four telescopic grooves is communicated with a sliding groove, the inner wall of each of the four telescopic grooves is provided with a limiting block, the first spring is fixedly connected between each of the four groups of limiting blocks and telescopic grooves, the inner wall of each of the four sliding grooves is provided with a sliding rod, the sliding rod is fixedly connected with the limiting block, and the outer side of one end of each of the four sliding rods is fixedly connected with a circular column and penetrates through the plug-in pipe.

[0008] Preferably, the pressure compensation mechanism comprises a support column fixedly connected to the inner wall of the shell at the bottom, the number of the support column is multiple, the top end of each of the multiple support columns is fixedly connected with a support plate, the top end of the support plate is fixedly connected with a second spring, the top end of the second spring is fixedly connected with a lifting plate, and the top end of the lifting plate is fixedly connected with a lifting ring.

[0009] Preferably, the top end of the lifting plate is fixedly connected with a fixing ring outside the lifting ring, the fixing ring is fixedly connected with the shell, and a plurality of water leakage openings are formed in the outer wall of the fixing ring.

[0010] Preferably, the top end of the lifting plate is fixedly connected with a plurality of connecting rods outside the fixing ring, the top end of each of the plurality of connecting rods is fixedly connected with a water blocking ring, and the water blocking ring is arranged outside the fixing ring.

[0011] Preferably, the outer wall of the support plate is fixedly connected with a support ring, the top end of the support ring is fixedly connected with a water blocking ring, and the water blocking ring is fixedly connected with the fixing ring.

[0012] Preferably, the plurality of connecting rods slide through the water blocking ring, and the water blocking ring is in the shape of a cone.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1) The anti-spraying pressure compensation dripper can limit the plug-in pipe during installation through the cooperation of various structures in the limiting mechanism, so that the falling during use can be prevented, and the subsequent use is not affected.

[0015] 2) The anti-spraying pressure compensation dripper can accurately control the flow of the dripper through the cooperation of various structures in the pressure compensation mechanism, prevent the water flow from being too large or too small during use, protect the second spring, prevent rusting during use, and prolong the service life. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the anti-spraying pressure compensation dripper.

[0017] Figure 2The utility model discloses a pressure compensation dripper's shell section view of preventing spouting,

[0018] Figure 3 The utility model discloses a pressure compensation dripper's pressure compensation mechanism partial structure drawing of preventing spouting,

[0019] Figure 4 The utility model discloses a pressure compensation dripper's plug -in pipe section view of preventing spouting.

[0020] In the drawing: 1, shell, 2, dripper body, 3, plug -in pipe, 4, limiting mechanism, 401, telescopic groove, 402, sliding slot, 403, limiting block, 404, first spring, 405, sliding rod, 406, circular column, 5, pressure compensation mechanism, 501, support column, 502, support plate, 503, second spring, 504, lifting plate, 505, lifting ring, 506, fixed ring, 507, water leakage, 508, connecting rod, 509, water retaining ring, 510, support ring, 511, water retaining ring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the utility model.

[0022] Embodiment one

[0023] Combined Figures 1-4 A pressure compensation dripper preventing spouting, including shell 1, the bottom end fixedly connected with dripper body 2 of shell 1, the top end fixedly connected with plug -in pipe 3 of shell 1, the inside of shell 1 is provided with pressure compensation mechanism 5, limiting mechanism 4 is arranged on plug -in pipe 3, and the bottom end of shell 1 is conical, so that the accumulation of water can be prevented.

[0024] Referring to Figure 4 Further, limiting mechanism 4 includes telescopic groove 401 formed in the outer wall of plug -in pipe 3, the number of telescopic grooves 401 is four, the bottom end of the four telescopic grooves 401 is communicated with sliding slot 402, the inner wall of the four telescopic grooves 401 is provided with limiting block 403, the first spring 404 is fixedly connected between the four groups of limiting blocks 403 and telescopic grooves 401, the inner wall of the four sliding slots 402 is provided with sliding rod 405, the four sliding rods 405 are fixedly connected with limiting block 403, and the outer side one end of the four sliding rods 405 is fixedly connected with circular column 406 and penetrates plug -in pipe 3.

[0025] Specifically, when the plug-in pipe 3 is installed on the drip irrigation pipe, the limiting block 403 is extruded and retracted into the telescopic groove 401, and when the limiting block 403 is completely inserted into the drip irrigation pipe, the limiting block 403 is extended out and clamped on the inner wall of the drip irrigation pipe through the elastic reset action of the first spring 404, the limiting operation is completed, the device is prevented from falling during drip irrigation, and subsequent use is facilitated.

[0026] Embodiment two

[0027] Referring to Figure 2 and Figure 3 , and on the basis of embodiment one, it is further obtained that the pressure compensation mechanism 5 comprises a support column 501 fixedly connected to the inner wall bottom of the shell 1, the number of the support column 501 is provided as multiple, the top end of the multiple support columns 501 is fixedly connected with a support plate 502, the top end of the support plate 502 is fixedly connected with a second spring 503, the top end of the second spring 503 is fixedly connected with a lifting plate 504, the top end of the lifting plate 504 is fixedly connected with a lifting ring 505, the top end of the lifting plate 504 is fixedly connected with a fixed ring 506 corresponding to the outer side of the lifting ring 505, the fixed ring 506 is fixedly connected with the shell 1, a plurality of water leakage openings 507 are provided on the outer wall of the fixed ring 506, a plurality of connecting rods 508 are fixedly connected to the top end of the lifting plate 504 corresponding to the outer side of the fixed ring 506, a water blocking ring 509 is fixedly connected to the top end of the multiple connecting rods 508, and the water blocking ring 509 is arranged outside the fixed ring 506.

[0028] Specifically, through the cooperation of the lifting plate 504, the lifting ring 505 and the second spring 503, the water flow in the drip irrigation pipe can be adjusted according to the impact force of the water flow, and when adjusting, the water flow can be prevented from flowing out from below the fixed ring 506, so that the size of the water flow can be accurately controlled.

[0029] Embodiment three

[0030] Referring to Figure 2 and Figure 3 , and on the basis of embodiment one and embodiment two, it is further obtained that the outer wall of the support plate 502 is fixedly connected with a support ring 510, the top end of the support ring 510 is fixedly connected with a water blocking ring 511, the water blocking ring 511 is fixedly connected with the fixed ring 506, the multiple connecting rods 508 are slidingly penetrated through the water blocking ring 511, and the water blocking ring 511 is provided in a conical shape.

[0031] Specifically, when the size of the water flow is controlled, the water flows from the top end of the water blocking ring 511 to the surrounding, and the water blocking ring 511 is conical and has a certain distance from the shell 1, so that the water flow can be prevented from contacting the second spring 503 when flowing, the second spring 503 can be protected, and the service life is prolonged.

[0032] In actual operation, first, the plug-in pipe 3 is inserted into the drip irrigation pipe, and the limiting block 403 is extruded, so that it is retracted into the telescopic groove 401, when the limiting block 403 is completely inserted into the drip irrigation pipe, the elastic effect of the first spring 404 can make the limiting block 403 pop out and be clamped in the drip irrigation pipe, so that the situation of falling during use can be prevented;

[0033] During use, the water in the drip irrigation pipe flows into the fixed ring 506 through the plug-in pipe 3, and when the water flows too fast, a large pressure is generated, so that the lifting plate 504 is extruded and the lifting ring 505 is moved downward, so that the second spring 503 is extruded, at the same time, the connecting rod 508 and the water blocking ring 509 are moved downward, so that the upper water leakage hole 507 is blocked, so that the water flow is controlled to be small, and the water flow cannot flow out from the lower side of the fixed ring 506 during use, when the water flow is too slow, the pressure is too small, at this time, the elastic force of the second spring 503 can make the lifting plate 504 move upward, so that the water flow is increased, and when the water flows out from the water leakage hole 507, it first acts on the inner wall of the shell 1, so that the water flow is blocked, so that the water is prevented from being sprayed out of the drip head body 2, and the water flows out in the form of water droplets;

[0034] When the water flow is sprayed out, the water can enter between the lifting plate 504 and the supporting plate 502 through the water blocking ring 511 and the supporting ring 510, so as to avoid contact with the second spring 503, so as to prevent the second spring 503 from rusting, thereby prolonging the service life.

[0035] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pressure-compensated anti-spray emitter, comprising a shell (1), a bottom end of the shell (1) is fixedly connected with an emitter body (2), a top end of the shell (1) is fixedly connected with a plug-in pipe (3), characterized in that: The shell (1) is internally provided with a pressure compensation mechanism (5), and the plug-in pipe (3) is provided with a limiting mechanism (4); The limiting mechanism (4) comprises telescopic grooves (401) formed in the outer wall of the plug-in pipe (3), the number of the telescopic grooves (401) is four, the bottom end of each of the four telescopic grooves (401) is communicated with a sliding groove (402), the inner wall of each of the four telescopic grooves (401) is provided with a limiting block (403), the first spring (404) is fixedly connected between each of the four groups of limiting blocks (403) and telescopic grooves (401), the inner wall of each of the four sliding grooves (402) is provided with a sliding rod (405), the sliding rod (405) is fixedly connected with the limiting block (403), and the outer side of one end of each of the four sliding rods (405) is fixedly connected with a circular column (406) and penetrates through the plug-in pipe (3).

2. A pressure compensated drip emitter with anti-spray according to claim 1, characterized in that: The pressure compensation mechanism (5) comprises a support column (501) fixedly connected to the inner wall of the bottom of the shell (1), the number of the support column (501) is multiple, the top end of each of the multiple support columns (501) is fixedly connected with a support plate (502), the top end of the support plate (502) is fixedly connected with a second spring (503), the top end of the second spring (503) is fixedly connected with a lifting plate (504), and the top end of the lifting plate (504) is fixedly connected with a lifting ring (505).

3. A pressure compensated drip emitter with anti-spray according to claim 2, characterized in that: The top end of the lifting plate (504) is fixedly connected with a fixing ring (506) corresponding to the outer side of the lifting ring (505), the fixing ring (506) is fixedly connected with the shell (1), and a plurality of water leakage openings (507) are formed in the outer wall of the fixing ring (506).

4. A pressure compensated drip emitter with anti-spray according to claim 3, characterized in that: The top end of the lifting plate (504) is fixedly connected with a plurality of connecting rods (508) corresponding to the outer side of the fixing ring (506), the top end of each of the plurality of connecting rods (508) is fixedly connected with a water blocking ring (509), and the water blocking ring (509) is arranged on the outer side of the fixing ring (506).

5. A pressure compensated drip emitter according to claim 4, wherein: The outer wall of the support plate (502) is fixedly connected with a support ring (510), the top end of the support ring (510) is fixedly connected with a water blocking ring (511), and the water blocking ring (511) is fixedly connected with the fixing ring (506).

6. A pressure compensated drip emitter with anti-spray according to claim 5, characterized in that: The plurality of connecting rods (508) slide through the water blocking ring (511), and the water blocking ring (511) is in the shape of a cone.

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