CN218376716U

CN218376716U - Power generation device applied to multifunctional water spray gun

Info

Publication number: CN218376716U
Application number: CN202222672496.XU
Authority: CN
Inventors: 李飞
Original assignee: Suzhou Xiecheng Environmental Protection Technology Co ltd
Current assignee: Suzhou Xiecheng Environmental Protection Technology Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-01-24
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses a power generation device applied to a multifunctional water gun, which comprises a main shell body wound with a coil, wherein a first cavity body used for accommodating an impeller, a first water channel for conveying water to the first cavity body and a second water channel for outputting water from the first cavity body are arranged in the main shell body; the main shell comprises a first shell and a second shell which are welded in half and half, and a welding seam between the first shell and the second shell is respectively positioned on the same plane with the central axes of the first water channel and the second water channel; the impeller is fixed with magnetic steel. The assembly is completed by installing the impeller into the main housing and then welding the first housing and the second housing in half, the welding being by laser welding. The welding seam is in the coplanar with the axis of first water course and second water course respectively, can avoid the casing of single one side of inside rivers direct impact, avoids total casing to split from the welding seam. The mould opening and the assembly are convenient, the number of assembly gaps can be reduced, leakage can be prevented, and the leakage can be reduced to the minimum.

Description

Power generation device applied to multifunctional water spray gun

Technical Field

The utility model belongs to liquid spray gun field, concretely relates to be applied to multi-functional spray gun's power generation facility.

Background

The water spraying device is widely applied to the fields of cleaning and irrigation.

The utility model discloses a being equipped with placing structure, can accomodating the nozzle of different grade type on the rifle body simultaneously, facilitating the user of service changes the nozzle in real time, the protection architecture who sets up simultaneously protects the screw thread of nozzle when the nozzle is accomodate, prevents to take place the damage for CN217473852U, the invention name "a high-pressure high-efficient powerful squirt" (hereinafter for short background 1), its shape is also like a rifle, and it includes the rifle body, places structure and protection architecture, and the rifle body front end is equipped with the installing port, and threaded connection is equipped with the nozzle in the installing port, places the structure and is located the rifle body for place the nozzle of different grade type, protection architecture is located the placing structure, is used for protecting the screw thread in the nozzle outside, the utility model discloses a be equipped with placing structure, can accomodate the nozzle of different grade type on the rifle body simultaneously, make things convenient for the user of service change the nozzle in real time. In order to provide the power generating function to the background art 1, it is easy to think of installing the power generating device in the handle, but the common generator is easy to leak under the impact of the internal water flow because of the complex structure, the many assembling parts and the many joints between the shells.

In garden management, it is necessary to humidify or irrigate plants using a sprinkler, and a common device is a fixed sprinkler having a plurality of arrayed sprinklers, such as a watering device installed on the ground using a porous pipe or a pipe with sprinklers, for drip irrigation or sprinkling irrigation.

In the chinese utility model patent application with publication number CN217407304U, entitled "agricultural water-saving irrigation equipment based on water resource management", an agricultural water-saving irrigation equipment based on water resource management is disclosed (hereinafter referred to as background art 2), which comprises a water storage mechanism, a hose and an irrigation mechanism, wherein the water storage mechanism is connected with the irrigation mechanism through the hose; the watering mechanism comprises a guide pipe, one end of the guide pipe is connected with the hose, two branch pipes are installed at the other end of the guide pipe through two control valves II, the two branch pipes are distributed up and down, a watering assembly is installed at one end of the upper side branch pipe, a lower watering assembly is arranged at one end of the lower side branch pipe, and the upper watering assembly and the lower watering assembly are identical in structure. Through the arrangement of the upper watering component, the lower watering component and the control valve II, the plant can be watered specifically according to different growth stages of plants and different conditions of water needed under different environments, so that the watering is saved, and meanwhile, the lower watering component and the upper watering component can be detached and combined freely. The device of background art 2 is applicable to large-scale agricultural planting or flower planting, and the water spray range is big, but can not remove, also is not convenient for local moisturizing.

In addition, the devices for spraying water have hand-held spray guns, which have a hose, the end of which is a spray head for hand-holding. For example, in chinese utility model patent with publication No. CN209283922U entitled "a novel garden spray gun", a novel garden spray gun (hereinafter referred to as background art 3) is disclosed, which comprises a spray gun body, an adjusting sleeve, a fixing ferrule and a water pipe fixing member, wherein the left end of the spray gun body is provided with the water pipe fixing member, the water pipe fixing member is embedded in the spray gun body, the surface of the water pipe fixing member is provided with a step platform, the left end of the water pipe fixing member is provided with a water pipe connector, the surface of the water pipe connector is provided with a locking claw buckle, the left end of the spray gun body is provided with the fixing ferrule, the fixing ferrule is sleeved on the surface of the water pipe fixing member and is rotatably connected with the spray gun body through threads, the right side of the spray gun body is fixedly connected with a spray pipe, the right end of the spray pipe is provided with a vertical water outlet, and the left and right sides of the water outlet are respectively provided with a first seal ring and a second seal ring.

Background art 3 has a simple structure, a simple water spraying function, and a simple structure for adjusting the amount of water sprayed, but has a simple function.

In order to solve the above problems, in the chinese utility model with publication No. CN203538015U entitled "a sprinkler with LED lamp", a sprinkler with LED lamp (hereinafter referred to as background art 4) is disclosed, which comprises a pin, a chassis, a water outlet cover, a water diversion port, an LED lamp and a mist controller, wherein the pin is used for fixing the sprinkler, the cross section of the pin is cross-shaped, one end of the sprinkler is connected with a tee, one end of the top of the tee is connected with the chassis, the other end of the chassis is connected with the water outlet cover by screw thread, the water diversion port and the mist controller are arranged on the upper portion of the water outlet cover, and a runner, a generator and the LED lamp are arranged inside the water outlet cover. After water enters from the water inlet, the generator generates electricity under the action of water pressure, so that the LED lamp emits light, the ornamental value of the sprinkler is enhanced, and new color and feeling are brought to people.

Background art 4 adds a generator, and can generate electricity under the effect of rivers, supplies power for the LED lamp, but does not disclose the concrete structure of generator.

In chinese patent application CN113399146A entitled "a multifunctional water gun sprayer and its operation method", the internal structure of the generator is disclosed, as shown in fig. 5 of the attached drawings, it is composed of an impeller in the water channel, but the generator is arranged outside the water channel, and the problems that it generates are: water in the water channel can overflow through the rotating shaft; and fails to provide an explanation of how the impeller is mounted in the water passage.

In conclusion, the multifunctional water gun with water spraying and power generation needs to solve the problems of water and leakage prevention, mold opening and assembly of the power generator in the water gun.

Disclosure of Invention

The utility model aims to solve the technical problem that to the current situation of above-mentioned prior art, and provide the power generation facility of being applied to multi-functional spray gun of die sinking and convenient assembling, antiseep.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the power generation device applied to the multifunctional water gun comprises a main shell body wound with a coil, wherein a first cavity for accommodating an impeller, a first water channel for conveying water to the first cavity and a second water channel for outputting water from the first cavity are arranged in the main shell body; the main shell comprises a first shell and a second shell which are welded in half and half, and a welding seam between the first shell and the second shell is respectively positioned on the same plane with the central axes of the first water channel and the second water channel; and magnetic steel is fixed on the impeller.

And (3) assembling the impeller into the total shell, and then welding the first shell and the second shell in half to complete the assembly, wherein the welding mode is laser welding. Because the welding seam is in the coplanar with the axis of first water course and second water course respectively, can avoid inside rivers direct impact single one side's casing, avoid total casing to split from the welding seam.

In a preferred scheme, the impeller comprises a roller and blades arranged on the outer ring of the roller, and the magnetic steel is concentrically arranged in the roller.

In a preferred scheme, the central axes of the first water channel and the second water channel are parallel to each other and are respectively tangent to the roller, so that the water flow of the first water channel flowing into the first cavity can directly impact the blade to the maximum extent.

In a preferred scheme, a baffle plate used for reducing the inner diameter of the first water channel is arranged between the first water channel and the first cavity, and the baffle plate can enable the flow velocity of water flow in the first water channel to be high.

In preferred scheme, the baffle is in the one side towards rivers upstream to and the one side towards first cavity is the arc surface respectively to avoid the potential energy of the rivers of first water course to be weakened by the baffle, also can prevent that the potential energy of the rivers in the first cavity from being weakened by the baffle.

In a preferred embodiment, the free end of the impeller is inclined on the roller in the direction of the reversal of the impeller, so that each blade can maximally catch the water flow flushed out of the first water channel.

In the preferred scheme, the free end of blade is equipped with the inflation portion, and the inflation portion is cylindrical, and the axle center of inflation portion perpendicular to the axis of first water course, and each blade can both the furthest catch up the rivers that wash out from first water course like this.

In preferred scheme, total casing still is equipped with the second cavity, even has first passageway between second cavity and the external world, because different regional water pressure is different, so the water yield and the velocity of flow that flow into in total casing are all different, and total casing can produce resonance shake under the effect of the rivers of specific velocity of flow, and the second cavity can be through first passageway filling weight to offset resonance.

In a preferred scheme, the first channel and the second cavity are positioned at the welding seam position of the first shell and the second shell; the second cavity is located on the extension line of the first water channel, so that water flow flushed out of the first water channel can directly act on the periphery of the second cavity, and the weight of the counterweight member can be adjusted accurately.

In a preferred scheme, the inner walls of the first cavity on two sides of the impeller are planes, and the inner walls in the circumferential direction of the impeller are circular rings. The arrangement can ensure that the water flow in the first cavity only flows radially around the rotation direction of the impeller.

In summary, compared with the prior art, the power generation device applied to the multifunctional water spraying gun of the utility model comprises a main shell body wound with a coil, a first cavity body used for accommodating an impeller, a first water channel used for conveying water to the first cavity body, and a second water channel used for outputting water from the first cavity body, wherein the first cavity body is arranged in the main shell body; the main shell comprises a first shell and a second shell which are welded in half and half, and a welding seam between the first shell and the second shell is respectively positioned on the same plane with the central axes of the first water channel and the second water channel; and magnetic steel is fixed on the impeller. The assembly is completed by installing the impeller into the main housing and then welding the first housing and the second housing in half, the welding being by laser welding. The welding seam is in the coplanar with the axis of first water course and second water course respectively, can avoid inside rivers direct impact shell on single one side, avoids total shell to split from the welding seam. The mould opening and the assembly are convenient, the number of assembly gaps can be reduced, leakage is prevented, and the leakage is reduced to the minimum.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is an exploded schematic view of FIG. 1;

FIG. 3 is a schematic view of the coil-removed structure of FIG. 2;

FIG. 4 is an exploded schematic view of FIG. 3;

FIG. 5 is a schematic illustration of the front view of FIG. 4;

FIG. 6 is a rear view of FIG. 5;

FIG. 7 is a schematic view of the impeller within the second housing in full section along the weld;

fig. 8 is a schematic structural view of an impeller in the second embodiment.

Detailed Description

Embodiments of the present invention are described in further detail below with reference to the accompanying drawings. In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort shall fall within the protection scope of the present application.

It should be noted that the term "comprises" and any variations thereof in the description and claims of this application and the above-described drawings are intended to cover a non-exclusive inclusion, such that a product comprising a list of elements is not necessarily limited to those elements explicitly listed, but may include other elements not expressly listed or inherent to such product.

In the present application, the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meanings of these terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Furthermore, the terms "disposed" and "connected" should be interpreted broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Wherein the reference numbers are: the device comprises a main shell 1, a first shell 11, a second shell 12, a welding seam 13, a first cavity 14, a first water channel 15, a first joint 151, a second water channel 16, a second joint 161, a baffle 17, a second cavity 18, a first channel 19, a coil 2, an impeller 3, a roller 31, blades 32, an expansion part 33 and magnetic steel 4.

First embodiment, a power generation apparatus applied to a multifunctional water spraying gun, as shown in fig. 1 to 3, includes a main housing 1 wound with a coil 2, as shown in fig. 4 to 7, a first cavity 14 for accommodating an impeller 3, a first water channel 15 for delivering water to the first cavity 14, and a second water channel 16 for delivering water from the first cavity 14, which are disposed in the main housing 1; the total shell 1 comprises a first shell 11 and a second shell 12 which are welded in half, and a welding seam 13 between the first shell 11 and the second shell 12 is positioned on the same plane with the central axes of a first water channel 15 and a second water channel 16 respectively; as shown in fig. 7, magnetic steel 4 is fixed to the impeller 3.

The impeller 3 is fitted into the overall casing 1, and then the first casing 11 and the second casing 12 are welded in half to complete the assembly, using laser welding. Because welding seam 13 is in the coplanar with the axis of first water course 15 and second water course 16 respectively, can avoid the casing of single one side of direct impact of inside rivers, avoid total casing 1 to split from welding seam 13.

In the embodiment, as shown in fig. 7, the impeller 3 includes a roller 31 and a blade 32 disposed on an outer ring of the roller 31, and the magnetic steel 4 is concentrically disposed in the roller 31.

In an embodiment, as shown in fig. 7, the central axes of the first channel 15 and the second channel 16 are parallel to each other and are each tangent to the roller 31, so that the water flowing from the first channel 15 into the first chamber 14 can impact the blades 32 to the greatest extent.

In an embodiment, as shown in fig. 4 to 7, a baffle 17 for reducing an inner diameter of the first water channel 15 is disposed between the first water channel 15 and the first cavity 14, and the baffle 17 can increase a flow velocity of the water flow in the first water channel 15.

In the embodiment, as shown in fig. 4 to 7, the surface of the baffle 17 facing the upstream of the water flow and the surface facing the first cavity 14 are respectively arc surfaces, so that the potential energy of the water flow in the first water channel 15 is prevented from being weakened by the baffle 17, and the potential energy of the water flow in the first cavity 14 is also prevented from being weakened by the baffle 17.

In the embodiment shown in fig. 4 to 7, the free end of the impeller 3 is inclined on the roller 31 toward the reverse direction of the impeller 3, so that each blade 32 can maximally catch the water flow rushing out of the first water passage 15.

In the embodiment, as shown in fig. 4 to 7, the main casing 1 is further provided with a second cavity 18, a first channel 19 is connected between the second cavity 18 and the outside, the amount of water and the flow rate flowing into the main casing 1 are different due to different water pressures in different regions, the main casing 1 can generate resonance vibration under the action of water flow with a specific flow rate, and the second cavity 18 can be filled with a weight through the first channel 19 to counteract resonance.

In an embodiment, as shown in fig. 4 to 7, the first channel 19 and the second cavity 18 are located at the position of the weld seam 13 of the first shell 11 and the second shell 12; the second chamber 18 is located on the extension of the first waterway 15 so that the water rushed out of the first waterway 15 can directly act around the second chamber 18, facilitating accurate adjustment of the weight.

In the embodiment, as shown in fig. 4 to 7, the inner walls of the first cavity 14 on both sides of the impeller 3 are flat surfaces, and the inner walls in the circumferential direction of the impeller 3 are circular surfaces. This arrangement ensures that the water in the first chamber 14 is only radially displaced in the direction of rotation of the impeller 3.

The main housing 1 is provided with a first connection 151 for leading out the first water channel 15 and with a second connection 161 for leading out the second water channel 16.

The second embodiment is similar to the first embodiment, except that, as shown in fig. 8, an enlarged portion 33 is provided at the free end of each blade 32, the enlarged portion 33 is cylindrical, and the axis of the enlarged portion 33 is perpendicular to the central axis of the first water channel 15, so that each blade 32 can capture the water flowing out of the first water channel 15 to the maximum extent.

The third embodiment has a similar structure to the first embodiment, except that the third embodiment does not have the second cavity 18 and the first channel 19.

While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by those skilled in the art without departing from the scope of the present invention.

Claims

1. The power generation device applied to the multifunctional water gun comprises a main shell (1) wound with a coil (2), wherein a first cavity (14) used for accommodating an impeller (3), a first water channel (15) used for conveying water to the first cavity (14) and a second water channel (16) used for conveying water from the first cavity (14) are arranged in the main shell (1);

the method is characterized in that: the general shell (1) comprises a first shell (11) and a second shell (12) which are welded in half, and a welding seam (13) between the first shell (11) and the second shell (12) is respectively positioned on the same plane with the central axes of the first water channel (15) and the second water channel (16);

and magnetic steel (4) is fixed on the impeller (3).

2. The power generation device applied to the multi-purpose water spraying gun as claimed in claim 1, wherein: the impeller (3) comprises a roller (31) and blades (32) arranged on the outer ring of the roller (31), and the magnetic steel (4) is concentrically arranged in the roller (31).

3. The power generation device applied to the multi-purpose water spraying gun as claimed in claim 2, wherein: the central axes of the first water channel (15) and the second water channel (16) are parallel to each other and are respectively tangent to the roller (31).

4. The generator as claimed in claim 3, wherein: a baffle (17) used for reducing the inner diameter of the first water channel (15) is arranged between the first water channel (15) and the first cavity (14).

5. The power generation device applied to the multi-purpose water spraying gun as claimed in claim 4, wherein: the baffle (17) is in the one side towards rivers upper reaches to and the one side towards first cavity (14) be the arc surface respectively.

6. The generator as claimed in claim 5, wherein: the free end of the impeller (3) is obliquely arranged on the roller (31) towards the reverse direction of the impeller (3).

7. The power generation device applied to the multi-purpose water spraying gun as claimed in claim 6, wherein: the free end of blade (32) be equipped with enlarged portion (33), enlarged portion (33) be cylindrical, and the axle center perpendicular of enlarged portion (33) the axis of first water course (15).

8. The generator as claimed in claim 7, wherein: the general shell (1) is also provided with a second cavity (18), and a first channel (19) is connected between the second cavity (18) and the outside.

9. The generator as claimed in claim 8, wherein: the first channel (19) and the second cavity (18) are positioned at the position of the welding seam (13) of the first shell (11) and the second shell (12); the second cavity (18) is positioned on the extension line of the first water channel (15).

10. The power generation device for the multifunctional water spraying gun as claimed in any one of claims 1 to 9, wherein: the inner walls of the first cavity (14) at two sides of the impeller (3) are planes, and the inner walls in the circumferential direction of the impeller (3) are circular rings.