CN211581331U

CN211581331U - Back-pack type electric sprayer

Info

Publication number: CN211581331U
Application number: CN202020020295.XU
Authority: CN
Inventors: 郑仙友
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-09-29
Anticipated expiration: 2030-01-06

Abstract

The utility model provides a backpack electric nebulizer, it includes atomizer body, connecting pipe, spraying rod and control module. The top of atomizer body has at least one and this internal medicine mouth that advances that stores up the medicine chamber intercommunication of atomizer, has a connecting hole on the lateral wall that the atomizer body is close to bottom one end, and the connecting hole is close to one side of atomizer body and human back contact and is provided with bellied guide part. One end of the connecting pipe is connected with the medicine storage cavity in the sprayer body, and the other end of the connecting pipe penetrates through the connecting hole in the sprayer body and extends to the outside of the sprayer body along the guide part. The spray rod is connected to the other end of the connecting pipe, and the free end of the spray rod is provided with at least one nozzle. The control module is arranged on the sprayer body and is electrically connected with the electric pump positioned in the sprayer body to control the working state of the electric pump.

Description

Back-pack type electric sprayer

Technical Field

The utility model relates to a sprayer, and in particular to backpack electric nebulizer.

Background

At present, agriculture is an industry for obtaining products by artificial cultivation by utilizing growth and development rules of animals and plants. Agriculture belongs to the first industry, and the science for researching agriculture is agriculture. The agricultural working object is living animals and plants, and the obtained products are the animals and plants. Agriculture provides basic products for supporting national economic construction and development. In agricultural production, many agricultural implements are used, and a sprayer is a common agricultural implement, and a sprayer is an implement for making a liquid medicine or other liquid into a mist by utilizing a suction effect and uniformly spraying the mist on other objects. The most common type of sprayer found in agricultural fields is a backpack sprayer, which is carried on the back of the user for spraying.

Traditional atomizer is mostly manual formula, and the atomizer work efficiency of this kind of structure is low and intensity of labour is big. Electric sprayers are currently available on the market, as shown in chinese patent CN 205830888U. The electric sprayer can greatly improve the working efficiency and reduce the labor intensity. However, when the existing electric sprayer sprays, the connecting pipe connecting the spraying rod and the medicine storage cavity extends out of the outer wall or the side wall of the sprayer barrel body and needs to be wound to the front of a carrier for spraying. Because the connecting pipe is a flexible plastic pipe, when the connecting pipe is wound to the front of a bearer, the connecting pipe is bent to be close to 90 degrees under the limitation of the aperture of the connecting hole, and the flexible connecting pipe is close to a plugging state. The initial spray pressure of the electric sprayer is much greater than that of a conventional manual sprayer. The pressure of the initial spray is blocked by the bent flexible connecting pipe, so that the problem that the connecting pipe falls off or explodes easily occurs.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide a spraying smoothly and backpack electric nebulizer that security performance is high.

In order to achieve the above object, the utility model provides a backpack electric nebulizer, it includes atomizer body, connecting pipe, spraying rod and control module. The top of atomizer body has at least one and this internal medicine mouth that advances that stores up the medicine chamber intercommunication of atomizer, has a connecting hole on the lateral wall that the atomizer body is close to bottom one end, and the connecting hole is close to one side of atomizer body and human back contact and is provided with bellied guide part. One end of the connecting pipe is connected with the medicine storage cavity in the sprayer body, and the other end of the connecting pipe penetrates through the connecting hole in the sprayer body and extends to the outside of the sprayer body along the guide part. The spray rod is connected to the other end of the connecting pipe, and the free end of the spray rod is provided with at least one nozzle. The control module is arranged on the sprayer body and is electrically connected with the electric pump positioned in the sprayer body to control the working state of the electric pump.

According to the utility model discloses an embodiment, along the direction of wearing out of connecting pipe, the axis of connecting hole extends to the one side that is close to human back.

According to the utility model discloses an embodiment, the atomizer body still includes the protective wall that upwards extends along the contact surface of atomizer body and human back, forms the holding tank that is used for storing the medicament that spills from advancing the medicine mouth between the top of protective wall and atomizer body.

According to the utility model discloses an embodiment has first mounting hole, second mounting hole and is located to be the circular shape third mounting hole between first mounting hole and the second mounting hole on the atomizer body.

According to the utility model discloses an embodiment, control module is including installing in the mechanical switch of first mounting hole and installing the speed regulator in the third mounting hole, and backpack electric nebulizer is still including installing in the second mounting hole and connecting in the charging seat that is located this internal rechargeable battery of atomizer.

According to the utility model discloses an embodiment, control module is an integrated switch control and speed governing control in integrated controller of an organic whole, and integrated controller includes the controller body and sets up in the inboard installation department of just assembling in the third mounting hole of controller body.

According to the utility model discloses an embodiment, the installation department is for having the installation axle of external screw thread, and the installation axle pierces the third mounting hole and locks with the retaining member that has the internal screw thread.

According to the utility model discloses an embodiment, the installation axle has at least one axial groove on the surface, and the axial groove forms a plurality of cutting grooves at the external screw thread, has internal screw thread retaining member and assembles into the external screw thread through an arbitrary cutting groove.

According to an embodiment of the utility model, the spray rod includes the cavity body of rod, ooff valve and handheld sleeve pipe. One end of the hollow rod body is connected with the connecting pipe, and the other end of the hollow rod body is provided with at least one nozzle. The switch valve is arranged on the hollow rod body. The handheld sleeve is sleeved on the hollow rod body and connected to one end of the connecting pipe, the handheld sleeve is in a fusiform shape, and anti-skidding threads are arranged on the surface of the handheld sleeve.

To sum up, the utility model provides an among the backpack electric nebulizer through be close to one side of atomizer body and human back contact at the connecting hole and set up bellied guide part, the connecting pipe is worn to jet out and is followed the guide part after the connecting hole and wind to the place ahead of knapsack person. The arrangement of the guide part reduces the angle of the connecting pipe which is bent at the connecting hole when the connecting pipe is wound to the front of a bearer, and the connecting pipe cannot be blocked. When the electric pump in the sprayer body is quickly started by the control module, the high pressure can smoothly spray out the medicament through the connecting pipe. In order to further reduce the bending angle, the penetrating direction of the connecting pipe is arranged, and the axis of the connecting hole extends to one side close to the back of the human body.

In addition, set up the atomizer body and still include the protective wall that upwards extends along the contact surface of atomizer body and human back, form the holding tank between the top of protective wall and atomizer body. The amount of spilling when adding the medicament is collected in the holding tank, and can not flow to the contact surface of atomizer body and human back, improves user's safety in utilization. Through set up the circular shape third mounting hole on the first mounting hole of atomizer and second mounting hole, this mounting hole had both compatible the installation of speed regulator, had also compatible integral type integrated control ware's assembly simultaneously, had improved the commonality of atomizer body greatly.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is a schematic structural view of a backpack-type electric nebulizer according to an embodiment of the present invention.

Fig. 1A is an enlarged schematic view of a point a in fig. 1.

Fig. 2 is a schematic structural diagram of fig. 1 from another view angle.

FIG. 3 is a schematic diagram of the backpack-type power sprayer of FIG. 1 with the integrated controller removed.

Fig. 4 is a schematic structural diagram of the controller body in fig. 1.

Fig. 4A is a schematic view of the mounting shaft of fig. 4.

Fig. 5 is a schematic structural diagram of fig. 4 from another view angle.

Fig. 6 is a schematic structural view of a backpack-type electric nebulizer according to a second embodiment of the present invention.

Detailed Description

Example one

As shown in fig. 1 to 3, the backpack-type electric nebulizer provided in the present embodiment includes a nebulizer body 1, a connection tube 2, a spray rod 3, and a control module 4. The top of atomizer body 1 has at least one and this internal medicine storage chamber of atomizer and advances medicine mouth 11 that communicates, has a connecting hole 12 on the lateral wall that atomizer body 1 is close to bottom one end, and connecting hole 12 is close to one side of atomizer body and human back contact and is provided with bellied guide part 13. One end of the connecting pipe 2 is connected to the medicine storage cavity in the sprayer body 1, and the other end penetrates through a connecting hole 12 on the sprayer body and extends to the outside of the sprayer body 1 along a guide part 13. The spray bar 3 is connected to the other end of the connection tube 2, and the spray bar 3 has at least one nozzle 301 at its free end. The control module 4 is disposed in the sprayer body 1 and electrically connected to the electric pump (not shown) located in the sprayer body 1 to control the operating state of the electric pump.

In this embodiment, the top of the sprayer body 1 has two medicine inlets 11, and the free end of the spray rod 3 also has two nozzles 301. However, the present invention is not limited to this.

In the present embodiment, as shown in fig. 1 and 2, the guide portion 13 is a side wall that is provided on one side of the connection hole and has an arc shape. The angle that connecting pipe 2 need buckle around to human the place ahead when setting up of guide part 13 when will spraying divides the angle of bending at connecting hole 12 department and the angle of bending of guide part 13 department for the angle of bending between them all is less than the angle of bending of connecting pipe on traditional backpack electric nebulizer connecting hole department far away, has solved traditional backpack electric nebulizer because of receiving the big shutoff problem that arouses of connecting pipe bending angle degree of connecting hole aperture restriction well. When the control module 4 starts the electric pump, the electric pump generates high pressure to smoothly spray the medicament from the connecting pipe 2, the spraying is very smooth, the pressure born by each part of the connecting pipe is basically consistent, the problems of high pressure falling and blasting cannot occur, and the use is very safe.

In this embodiment, the axis of the connection hole 12 extends toward the side near the back of the human body in the direction of the penetration of the connection tube 2. This arrangement makes the connection tube 2 be closer to the side where the back of the human body is located when penetrating through the connection hole 12, further reducing the bending angle of the flexible connection tube 2.

In use, a user needs to inject a medicament into the medicament storage cavity through the medicament inlet 11 on the sprayer body 1. During the injection process, the medicine is inevitably splashed to the outside of the medicine inlet 11. The medicament will now flow down the side wall of the nebulizer body 1. When the medicine flows to the surface of the sprayer body 1 contacted with the back of the human body, the medicine can cause harm to the human body. In order to avoid such a problem, in the present embodiment, the nebulizer body 1 further includes a protective wall 14 extending upward along a contact surface of the nebulizer body 1 with the back of the human body, and a receiving groove 15 for storing the medicine splashed from the medicine inlet is formed between the protective wall 14 and the top of the nebulizer body 1. The medicament splashed to the outside of the medicament inlet 11 is contained in the containing groove 15, so that the safety of a user is greatly improved.

In the present embodiment, as shown in fig. 3, the sprayer body 1 has a first mounting hole 101, a second mounting hole 102, and a third mounting hole 103 located between the first mounting hole 101 and the second mounting hole 102 and having a circular shape. The control module 4 is an integrated controller integrating switch control and speed regulation control. As shown in fig. 4 to 5, the integrated controller includes a controller body 41 and a mounting portion 42 provided inside the controller body 41 and fitted in the third mounting hole. The controller body 41 covers the first mounting hole 101. The electric knapsack sprayer further comprises a charging stand 5 installed in the second mounting hole 102 and connected to the rechargeable battery located in the sprayer body 1.

As shown in fig. 4 and 4A, the mounting portion 42 is a mounting shaft having an external thread 421, which penetrates the third mounting hole 103 and is locked with a locking member having an internal thread. The retaining member may be a nut. To facilitate the nut locking of the mounting shaft, in this embodiment, the mounting shaft has six evenly distributed axial grooves 422 on its surface. However, the present invention is not limited to this. Axial groove 422 forms a plurality of cutting openings at external screw thread 421, and the retaining member that has the internal thread can rotate through arbitrary cutting opening and get into on the external screw thread 421 of installation axle, assembles rapider and convenience more.

The backpack type electric sprayer provided by the embodiment adopts the integrated controller to control the spraying amount, has high flow rate control precision compared with the traditional speed regulator control, is very advanced in the field, and provides good conditions for fine operation. Furthermore, the integrated controller also realizes the monitoring of the total spraying amount and the spraying use time of the backpack electric sprayer. The big data set is formed by continuously collecting the total spraying amount of the knapsack electric sprayers, and the service life and the performance of the sprayers can be comprehensively evaluated by analyzing the big data. The time data directly represents the using time of the knapsack electric sprayer in terms of the using time of the sprayer, the using time has no relation with the delivery time of the sprayer and is not influenced by any marketing factor, and therefore whether the sprayer is still in the range of warranty maintenance can be judged through the using time.

In addition, the controller also has an alarm function, and once the low power is generated, the controller can send out an alarm signal to warn a user; and when the electric quantity is lower than the lowest alarm threshold value, sending a highest-level alarm and stopping the motor from running. Of course, the user can also visually see the current electric quantity of the sprayer through the liquid crystal display screen on the controller. Furthermore, advertisements can be put on the liquid crystal display screen, and the put advertisements can be paid attention to by the users of the backpack electric sprayer in real time, so that the advertisement benefit is greatly improved.

Furthermore, the integrated controller also realizes one-machine one-code numbering, and each sprayer is endowed with a unique identity mark and can count time in minutes and seconds during work. The sprayer and the integrated controller provided by the embodiment are in the leading position in the industry, have high technological innovation, and meet the requirements of human beings and the expectations of people.

In the present embodiment, the spray rod 3 includes a hollow rod 31, a switch valve 32 and a hand-held sleeve 33. One end of the hollow rod 31 is connected to the connection pipe 2, and the other end thereof has two nozzles 301. The on-off valve 32 is disposed on the hollow rod 31 and can manually open or close the spray rod 3. The hand sleeve 33 is sleeved on the hollow rod 31 and connected to one end of the connecting pipe 2, the hand sleeve 33 is in a shuttle shape, and the surface of the hand sleeve 33 is provided with anti-skid threads. The shuttle-shaped hand sleeve 33 enables the diameter of the middle part of the hand sleeve 33 to be larger, and improves the comfort of hand holding.

Example two

This embodiment is substantially the same as the first embodiment and its variations, except that: as shown in fig. 6, the control module 4 includes a mechanical switch 401 installed in the first mounting hole 101 and a speed governor 402 installed in the third mounting hole 103, and the backpack type electric nebulizer further includes a charging stand 5 installed in the second mounting hole 102 and connected to a rechargeable battery located in the nebulizer body.

The third mounting hole 103 is arranged to realize the assembly of the speed regulator 402 in the embodiment and the assembly of the integrated controller in the embodiment, the sprayer body 1 has good universality, different control modules 4 can be mounted according to different user requirements, the use is very convenient and flexible, and the maintenance and replacement are also more convenient. However, the present invention is not limited to this. In other embodiments, when the control module is only an integrated controller, the first mounting hole may not be required.

Although the present invention has been described with reference to the preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but is capable of other modifications and variations without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An electric backpack sprayer, comprising:

the medicine storage cavity in the sprayer body is communicated with the medicine inlet, a connecting hole is formed in the side wall of one end, close to the bottom, of the sprayer body, and a protruding guide part is arranged on one side, close to the contact side of the sprayer body and the back of a human body, of the connecting hole;

one end of the connecting pipe is connected with the medicine storage cavity in the sprayer body, and the other end of the connecting pipe penetrates through a connecting hole in the sprayer body and extends to the outside of the sprayer body along the guide part;

the spray rod is connected to the other end of the connecting pipe, and the free end of the spray rod is provided with at least one nozzle;

the control module is arranged on the sprayer body and electrically connected with the electric pump in the sprayer body to control the working state of the electric pump.

2. The knapsack electric sprayer of claim 1, wherein an axis of the connection hole extends toward a side close to a back of a human body in a direction of penetration of the connection pipe.

3. The knapsack electric sprayer of claim 1, wherein the sprayer body further comprises a guard wall extending upward along a contact surface of the sprayer body with the back of the human body, and a receiving groove for storing the medicine splashed from the medicine inlet is formed between the guard wall and the top of the sprayer body.

4. The sprayer as in claim 1, wherein the sprayer body has a first mounting hole, a second mounting hole, and a third mounting hole in a circular shape between the first and second mounting holes.

5. The sprayer of claim 1, wherein the control module includes a mechanical switch mounted in the first mounting hole and a speed regulator mounted in the third mounting hole, the sprayer further comprising a charging station mounted in the second mounting hole and connected to a rechargeable battery located in the sprayer body.

6. The sprayer of claim 5, wherein the control module is an integrated controller that integrates on/off control and speed control, the integrated controller including a controller body and a mounting portion disposed inside the controller body and fitting into the third mounting hole.

7. The sprayer according to claim 6, wherein the mounting portion is a mounting shaft having an external thread, the mounting shaft penetrating the third mounting hole and locking with a locking member having an internal thread.

8. The knapsack electric sprayer of claim 7, wherein the mounting shaft has at least one axial groove on its surface, the axial groove forming a plurality of cut grooves in the external thread, the locking member having the internal thread being fitted into the external thread through any one of the cut grooves.

9. The knapsack power sprayer of claim 1, wherein the spray wand comprises:

one end of the hollow rod body is connected with the connecting pipe, and the other end of the hollow rod body is provided with at least one nozzle;

the switch valve is arranged on the hollow rod body;

the handheld sleeve is sleeved on the hollow rod body and connected to one end of the connecting pipe, and the surface of the handheld sleeve is in a fusiform shape and provided with anti-skidding threads.