CN218063832U - Current limiting device - Google Patents
Current limiting device Download PDFInfo
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- CN218063832U CN218063832U CN202220905553.1U CN202220905553U CN218063832U CN 218063832 U CN218063832 U CN 218063832U CN 202220905553 U CN202220905553 U CN 202220905553U CN 218063832 U CN218063832 U CN 218063832U
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- pipe
- irrigation
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- water
- connecting pipe
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Abstract
The utility model discloses a current limiting device, which comprises a connecting pipe and a connecting nozzle; the connecting nozzle is rotatably arranged on the connecting pipe; one end of the connecting nozzle, which is communicated with the connecting pipe, is provided with an expansion cavity; the other end of the connecting nozzle is provided with a flow limiting hole; the connecting pipe is connected with a water source pipeline; the connecting nozzle is connected with an irrigation pipe; the water body of the water source pipeline enters the irrigation pipe after the flow limiting and pressurization of the flow limiting hole; the irrigation pipe is uniformly infiltrated under the preset water pressure for irrigation; the utility model discloses a set up the restricted aperture on connecting the mouth, the water of water source pipeline is through the current limiting effect in restricted aperture, and the flow reduces, gets into the irrigation pipe behind the water pressure increase, and the irrigation pipe of certain length can evenly seep water under predetermined water pressure, has guaranteed irrigation quality, need not artifical irrigation, has further improved work efficiency. The utility model discloses simple structure, the cost of manufacture is low, and the simple operation has good economic benefits.
Description
Technical Field
The utility model relates to an irrigation equipment technical field, especially are a current limiting device.
Background
The irrigation pipe is named as the irrigation pipe, the material PVC polyvinyl chloride uses PVC resin powder as main raw material, adds a proper amount of auxiliary agent, through mixing, extruding, sizing, cutting and flaring and other processes and processing shaping, the irrigation pipe is covered with the infiltration aperture, it is used as when the irrigation of garden, gardens and farmland, the position that is connected between irrigation pipe and the water pipe is mostly directly to overlap the irrigation pipe on the water source pipe head, then use fixed connection spare such as bolt to fix; because irrigation pipe length generally is more than 30 meters, irrigation pipe need just can guarantee under certain water pressure that the full pipeline infiltration is even, guarantees the quality of irrigating, nevertheless can not guarantee irrigation pipe's water pressure with irrigation pipe directness and water pipe lug connection, leads to irrigation pipe can not evenly ooze the water, has influenced irrigation quality. It is desirable to provide a current limiting device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a current limiting device, through the current-limiting, guarantee that the water pressure of irrigation pipe is stable, the irrigation pipe infiltration is even, has improved irrigation quality.
The utility model discloses a following technical scheme realizes:
a flow-limiting device comprises a connecting pipe and a connecting nozzle; the connecting nozzle is rotatably arranged on the connecting pipe; wherein: one end of the connecting nozzle, which is communicated with the connecting pipe, is provided with an expansion cavity; the other end of the connecting nozzle is provided with a flow limiting hole; the connecting pipe is connected with a water source pipeline; the connecting nozzle is connected with an irrigation pipe; the water body of the water source pipeline enters the irrigation pipe after the flow limiting and pressurization of the flow limiting hole; the irrigation pipe is uniformly permeable for irrigation at a predetermined water pressure.
Furthermore, one end of the connecting nozzle, which is connected with the irrigation pipe, is sequentially provided with a plurality of limiting parts along the water flow direction; the irrigation pipe passes through the cooperation of spacing portion and clamp connect in on the connector nozzle.
Furthermore, the limiting part is in a circular truncated cone shape; the diameter of the upper end face of the limiting portion is smaller than that of the lower end face of the limiting portion.
Further, the limiting parts are provided with at least 4 limiting parts.
Furthermore, an annular mounting groove is formed in one end, connected with the connecting pipe, of the connecting nozzle; the connecting nozzle is connected with the connecting pipe in a rotatable clamping mode through the annular mounting groove.
Further, the inner side wall of the connecting pipe is provided with internal threads; the connecting pipe is connected with the external thread of the water source pipeline through the internal thread.
Furthermore, the lateral wall of connecting pipe is provided with anti-skidding line.
The utility model has the advantages that:
the utility model discloses a set up the restricted aperture on connecting the mouth, the water of water source pipeline is through the current limiting effect in restricted aperture, and the flow reduces, gets into the irrigation pipe behind the water pressure increase, and the irrigation pipe of certain length can evenly seep water under predetermined water pressure, has guaranteed irrigation quality, need not artifical irrigation, has further improved work efficiency. The utility model discloses simple structure, the cost of manufacture is low, and the simple operation has good economic benefits.
Drawings
Fig. 1 is a schematic perspective view of a current limiting device according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a connection nozzle according to an embodiment of the present invention;
fig. 3 is a second schematic perspective view of a connecting nozzle according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of a connection tube according to an embodiment of the present invention;
fig. 5 is a second schematic perspective view of a connecting tube according to an embodiment of the present invention.
In the drawings: 1-connecting pipe; 2-connecting a nozzle; 11-internal thread; 12-anti-skid lines; 21-expanding the cavity; 22-a flow restriction orifice; 23-a limiting part; 24-annular mounting groove.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, and the present invention will be described in detail with reference to the accompanying drawings and specific embodiments below with the description of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, upper end, lower end, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the term "connected" is to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature; in addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 5, a flow restriction device includes a connection tube 1 and a connection mouth 2; the connecting nozzle 2 is rotatably arranged on the connecting pipe 1; wherein: an expansion cavity 21 is arranged at one end of the connecting nozzle 2 communicated with the connecting pipe 1; the other end of the connecting nozzle 2 is provided with a flow limiting hole 22; the connecting pipe 1 is connected with a water source pipeline; the connecting nozzle 2 is connected with an irrigation pipe; the water body of the water source pipeline enters the irrigation pipe after the flow limiting and pressurization of the flow limiting hole 22; the irrigation pipe is uniformly permeable for irrigation at a predetermined water pressure. It should be noted that the water inflow of the connecting pipe 1 is further increased by arranging the expansion cavity 21, and the water outlet pressure of the restricted hole 22 is further increased; the utility model discloses a set up restricted aperture 22 on connecting mouth 2, the water of water source pipeline is through the current limiting effect of restricted aperture 22, and the flow reduces, gets into the irrigation pipe behind the water pressure increase, and the irrigation pipe of certain length can evenly seep water under predetermined water pressure, has guaranteed irrigation quality, need not artifical irrigation, has further improved work efficiency. The utility model discloses simple structure, the cost of manufacture is low, and the simple operation has good economic benefits.
Specifically, in the present embodiment, one end of the connecting nozzle 2 connected to the irrigation pipe is sequentially provided with a plurality of limiting portions 23 along the water flow direction; the irrigation pipe passes through the cooperation of spacing portion 23 and clamp connect in on the connector 2.
Specifically, in the present embodiment, the limiting portion 23 is in a circular truncated cone shape; the diameter of the upper end face of the limiting part 23 is smaller than that of the lower end face of the limiting part. It should be noted that the upper end of the round-table-shaped limiting portion 23 is smaller than the lower end, and the limiting portions 23 are sequentially connected, so that the connecting end of the connecting nozzle 2 is of a stepped umbrella-shaped structure, the connecting nozzle 2 can be conveniently inserted into a water source pipeline, the irrigation pipe is screwed on the limiting portion 23 through the matching clamp, and the connection between the irrigation pipe and the connecting nozzle 2 is completed.
Specifically, in the present embodiment, at least 4 limiting portions 23 are provided. It should be noted that, according to the actual use requirement, different numbers of the limiting parts 23 can be arranged to facilitate the stable connection of the irrigation pipes. The number of the stopper portions 23 is not limited to 4.
Specifically, in the present embodiment, an annular mounting groove 24 is disposed at one end of the connection nozzle 2 connected to the connection pipe 1; the connecting nozzle 2 is rotatably clamped on the connecting pipe 1 through the annular mounting groove 24. It should be noted that, after irrigation work is accomplished, can only dismantle connecting pipe 1 from the water source pipeline, when screwing connecting pipe 1, connecting nozzle 2 can not follow its rotation, can keep being connected of irrigation pipe and connecting nozzle 2, reduces the work of assembling repeatedly, the irrigation work of being convenient for next time.
Specifically, in the present embodiment, the inner side wall of the connecting pipe 1 is provided with an internal thread 11; the connecting pipe 1 is connected with the external thread of the water source pipeline through the internal thread 11.
Specifically, in the scheme of this embodiment, the outer side wall of the connecting pipe 1 is provided with anti-slip threads 12. It should be noted that, the anti-slip threads 12 are arranged to improve the friction force of the outer side wall of the connection pipe 1, so as to prevent the connection pipe 1 from slipping when being connected with a water source pipeline through threads.
The utility model discloses a use method of negative pressure drainage wound protecting device as follows: at first, install connecting pipe 1 on the water source pipeline, install irrigation pipe on connecting mouth 2 again, open the tap of water source pipeline, in the entering connecting pipe 1 of water source pipeline, the restricted aperture 22 that sets up on the rethread connecting mouth 2, the water of water source pipeline is through the current limiting effect of restricted aperture 22, the flow reduces, get into irrigation pipe after the water pressure increase, irrigation pipe of certain length can evenly seep water under predetermined water pressure, irrigation quality has been guaranteed, need not artificial irrigation, and work efficiency is further improved. The utility model discloses simple structure, the cost of manufacture is low, and the simple operation has good economic benefits.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (7)
1. A flow-limiting device comprises a connecting pipe and a connecting nozzle; the connecting nozzle is rotatably arranged on the connecting pipe; the method is characterized in that: one end of the connecting nozzle, which is communicated with the connecting pipe, is provided with an expansion cavity; the other end of the connecting nozzle is provided with a flow limiting hole; the connecting pipe is connected with a water source pipeline; the connecting nozzle is connected with an irrigation pipe; the water body of the water source pipeline enters the irrigation pipe after the flow limiting and pressurization of the flow limiting hole; the irrigation pipe is uniformly permeable for irrigation at a predetermined water pressure.
2. A current limiting device according to claim 1, wherein: one end of the connecting nozzle, which is connected with the irrigation pipe, is sequentially provided with a plurality of limiting parts along the water flow direction; the irrigation pipe passes through the cooperation of spacing portion and clamp connect in on the connector nozzle.
3. A current limiting device according to claim 2, wherein: the limiting part is in a round table shape; the diameter of the upper end face of the limiting portion is smaller than that of the lower end face of the limiting portion.
4. A current limiting device according to claim 2, wherein: the spacing portion is provided with at least 4.
5. A current limiting device according to claim 1 wherein: one end of the connecting nozzle, which is connected with the connecting pipe, is provided with an annular mounting groove; the connecting nozzle is connected with the connecting pipe in a rotatable clamping mode through the annular mounting groove.
6. A current limiting device according to claim 2 wherein: the inner side wall of the connecting pipe is provided with internal threads; the connecting pipe is connected with the external thread of the water source pipeline through the internal thread.
7. A current limiting device according to claim 2, wherein: the outer side wall of the connecting pipe is provided with anti-skid lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220905553.1U CN218063832U (en) | 2022-04-19 | 2022-04-19 | Current limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220905553.1U CN218063832U (en) | 2022-04-19 | 2022-04-19 | Current limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218063832U true CN218063832U (en) | 2022-12-16 |
Family
ID=84428498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220905553.1U Active CN218063832U (en) | 2022-04-19 | 2022-04-19 | Current limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218063832U (en) |
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2022
- 2022-04-19 CN CN202220905553.1U patent/CN218063832U/en active Active
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