CN219515055U - Air-suction-preventing feeding system of steam sprayer - Google Patents

Abstract

The utility model discloses an air suction prevention feeding system of a steam sprayer, and belongs to the field of steam sprayers. The utility model comprises a fuel tank, a fuel power pump, a squeezing exhaust unit and a control unit, wherein the fuel power pump is used for conveying fuel in the fuel tank into the sprayer; the extrusion exhaust unit comprises an exhaust air bag, an air bag inlet pipe and an air bag outlet pipe are arranged on the exhaust air bag, the air bag inlet pipe and the air bag outlet pipe are respectively communicated with a pipeline of the fuel power pump, and more optimally, one-way valves can be respectively arranged on the air bag inlet pipe and the air bag outlet pipe. The utility model can effectively avoid the problem of untimely ignition of the burner caused by suction of the fuel pump, has simple and visual operation and is suitable for a wide range of people.

Description

Air-suction-preventing feeding system of steam sprayer

Technical Field

The utility model relates to the technical field of steam sprayers, in particular to an air suction prevention feeding system of a steam sprayer.

Background

The sprayer is agricultural and forestry plant protection mechanical equipment and is widely applied to the work of disinsection, disinfection and sterilization or fertilization. The atomizer includes aerosol sprayer and steam type atomizer, and wherein the aerosol sprayer drives the blast pipe of aerosol sprayer after mixing pesticide and aerosol, and the blast pipe inside temperature is about 1000 degrees generally, and the length that blast pipe and pesticide contacted is about 1 meter generally, can appear high temperature fever medicine and reduce the condition of drug effect. The steam sprayer heats only the auxiliary agent, which is usually added with water, and the steam temperature is usually about 100 ℃. In addition, the nozzle of the steam sprayer generally adopts a Laval pipe mechanism, steam can be mixed with pesticide at a supersonic speed, the pesticide can be mixed with water, the water in the pesticide can play a role in reducing the temperature, the absolute temperature of the steam sprayer can be reduced by ten times than that of a smoke sprayer, and the contact time is extremely short. Meanwhile, the steam sprayer has the advantages of smaller volume and lighter weight compared with a smog machine. Therefore, the steam atomizer is more widely used.

At present, a steam sprayer generally utilizes fuel oil to burn and heat an auxiliary agent, a feed box of the steam sprayer generally comprises a medicament box, an auxiliary agent box and an oil tank, the medicament box, the auxiliary agent box and the oil tank are connected to a sprayer main body through a supply pipeline and a power pump respectively, a combustor and an ignition plug are arranged on the sprayer main body, the fuel oil and required air are supplied to the combustor and are ignited and combusted, so that flame is generated to heat the auxiliary agent at high temperature, and finally the auxiliary agent is mixed and sprayed with normal-temperature medicaments. In practice, the oil tank power pump sometimes has insufficient suction force, and the condition that fuel cannot be pumped out by suction force leads to the fact that a combustor cannot be ignited or is not timely ignited, so that stable and rapid use is affected.

Through retrieving, the scheme of application number 2022108647353 discloses a cold fog machine oil feed system of steam, including the oil storage tank, and the design main points of oil storage tank lie in that externally mounted has out oil regulation structure and pressure regulation structure, can adjust the oil feed volume that fluid got into the combustor, saves fuel use amount. The utility model provides a 2022205854060 scheme discloses a feeding device for steam atomizer, and its medical kit design main points lie in being provided with external medicine pipe, and the hose of holding can spray the operation, reduces physical stamina consumption. The scheme of application number 2022208673989 discloses a backpack intelligent pesticide sprinkler, includes: a backpack liquid medicine box and a liquid level monitoring mechanism; the user can more intuitively observe the water level information when spraying and scattering medicine, and can give an alarm when the liquid level of the medicine liquid, the oil and the combustion improver is too low. The feeding device is a common medical kit structure form of a steam sprayer in the current industry, but the problem of insufficient suction force of a pump body and untimely ignition is not generally focused, and a reasonable solution is not provided.

Through further searching, a great deal of patent publications exist on the optimization technology of pump body suction alone, and a scheme such as application number 2020205432303 provides a normal starting device of an overhead oil pump, which utilizes an oil suction pipe in an overhead oil pump system to introduce lubricating oil in a first oil outlet pipe into the oil suction pipe, so that air in the oil suction pipe is discharged, and the overhead oil pump is ensured to be started. The scheme of application number 2020218645168 discloses an air-suction-preventing buffer device and a pumping device, wherein the buffer device comprises a buffer tank, a water inlet pipe and a water outlet pipe, the volume between the water inlet and the water outlet in the buffer tank is an effective volume, one end of the water inlet pipe is connected with the water inlet, the other end of the water inlet pipe is used for being inserted into liquid to be sucked, the volume in the water inlet pipe is a pipeline volume, and the effective volume is larger than the pipeline volume; two ends of the drain pipe are respectively connected with the water outlet and the lifting pump; the design can prevent the lift pump from being damaged due to the suction phenomenon, and can also ensure that manual watering is not needed when the lift pump is started again. The scheme of application number 2021109703271 discloses a self-priming non-blocking diaphragm pump, which utilizes the air pressure change driven by a diaphragm to dredge a liquid inlet end, thereby effectively preventing the liquid inlet end from blocking to affect the whole liquid pumping operation. The scheme of application number 2021214956393 discloses a fan motor oil station oil pump non-rising device, utilizes the blast pipe to introduce the air that holds in the check valve into the oil tank for pipeline UNICOM, and then makes the oil pump normal operating. The scheme of application number 2021231612813 discloses a system for preventing low output after air is fed into an oil pump, an oil pump is fixed in an oil tank, an oil outlet of the oil pump is communicated with an oil outlet pipe, an emptying pipe is communicated with the top of the oil tank, and the emptying pipe is communicated to the oil outlet pipe; an evacuation valve is arranged on the evacuation pipe; the scheme is used for preventing the problem of low output after the oil pump is used for pumping air. Therefore, at present, there are various designs for optimizing the pumping power of the pump body structure, but the designs are not suitable for being directly applied to the medicine box structure of the existing steam sprayer, and it is not negligible that the crowd who really operates spraying and spraying medicine in practice is generally peasant, and the crowd has higher attention to the operation convenience of equipment, the visual high efficiency of operation and the cheapness of comprehensive cost, how to reasonably optimize by combining the feeding system of the steam sprayer, solve the problem of untimely ignition in a mode of lower cost and simpler operation, and meet the requirement of practical environment.

Disclosure of Invention

1. Technical problem to be solved by the utility model

The utility model aims to provide an anti-air suction feeding system of a steam sprayer, which can effectively avoid the problem of untimely ignition of a burner caused by air suction of a fuel oil pump, is simple and visual to operate and is suitable for a wide range of people.

2. Technical proposal

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to an anti-air suction feeding system of a steam sprayer, which comprises a fuel tank, a fuel power pump and a steam sprayer, wherein the fuel power pump is used for conveying fuel in the fuel tank into the sprayer, and an extrusion exhaust unit is arranged on a pipeline of the fuel power pump; the extrusion exhaust unit comprises an exhaust bag, an air bag inlet pipe and an air bag outlet pipe are arranged on the exhaust bag, and the air bag inlet pipe and the air bag outlet pipe are respectively communicated to a pipeline of the fuel power pump.

Further, a one-way valve is arranged on the air bag inlet pipe or/and the air bag outlet pipe.

Further, the exhaust bladder is mounted on a fuel inlet pipe or a fuel outlet pipe of the fuel power pump.

Still further still include medicament case and auxiliary agent case, medicament case, auxiliary agent case and fuel tank constitution integral type feed box, the power pump pipeline of medicament case and/or auxiliary agent case is equipped with extrudees the exhaust unit.

Further, the back side of the feed box body is provided with a mounting box, and the fuel power pump and the exhaust bag are both mounted on the outer side of the mounting box.

Further, the fuel power pump is arranged at the upper part of the mounting box, and the exhaust bag is arranged on the fuel outlet pipe of the fuel power pump and is arranged below the fuel power pump.

Furthermore, one side of the feed box is provided with a medicine box, the other side is provided with an auxiliary agent box and a fuel tank which are distributed up and down, the fuel inlet pipe extends out of the fuel tank at the bottom and extends upwards to be connected to the fuel power pump, and the height of the fuel power pump is higher than the communication position of the fuel inlet pipe and the fuel tank.

Furthermore, a plurality of groups of heat dissipation holes are formed in the side wall of the mounting box, a mounting shell is arranged on the air discharging bag, and the air discharging bag is clamped at the position of the heat dissipation hole in the bottom of the side wall of the mounting box through the mounting shell.

Further, the volumes of the medicament box, the auxiliary agent box and the fuel tank are different in size, and the volumes of the medicament box, the auxiliary agent box and the fuel tank are sequentially reduced.

Still further, all have certain clearance between the relative linking wall face of medicament case and auxiliary agent case to and between the relative linking wall face of medicament case and fuel tank for the pipeline is arranged, and the mounting box sets up between medicament case and auxiliary agent case and covers at least partial clearance region, and the mounting box is used for placing the battery case and arranges the pipeline.

Further, the exhaust bag is made of transparent materials so as to observe whether fuel exists in the exhaust bag.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) According to the air suction prevention feeding system of the steam sprayer, the extrusion exhaust unit is arranged on the pipeline of the fuel power pump, and the exhaust air bag is extruded by hands to discharge redundant air before using and operating, so that the problem that oil cannot be discharged due to insufficient suction in long-term use of the fuel power pump is avoided, and the sprayer can be ensured to be ignited quickly and timely.

(2) According to the air suction prevention feeding system of the steam sprayer, the medicament box, the auxiliary agent box and the fuel tank are reasonably distributed, the mounting box is arranged on the back side, the fuel power pump and the exhaust bag are arranged on the outer side of the mounting box, the exhaust bag is positioned at the bottom of the mounting box, and in practice, operators can conveniently touch the exhaust bag at any time and timely squeeze and exhaust the exhaust bag, so that the air suction prevention feeding system has good operation convenience.

Drawings

FIG. 1 is a schematic diagram of a feed system in an embodiment;

FIG. 2 is a schematic view of another view angle structure of FIG. 1;

fig. 3 is a schematic diagram of a pipe connection structure of the extrusion exhaust unit in the embodiment.

Reference numerals in the schematic drawings illustrate:

100. a medicament box; 101. an auxiliary agent box; 102. a fuel tank; 103. a replenishing port; 104. a mounting box; 105. a fuel-powered pump; 106. an extrusion exhaust unit; 107. a fuel inlet pipe; 108. a fuel outlet pipe; 109. an air discharging bag; 110. a mounting shell; 111. an air bag inlet pipe; 112. and an air bag outlet pipe.

Detailed Description

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model is further described below with reference to examples.

Examples

Referring to fig. 1-3, a vapor sprayer anti-air-suction feeding system of the present embodiment includes a fuel tank 102, a fuel pump 105 for delivering fuel in the fuel tank 102 into a sprayer, and an extrusion exhaust unit 106 disposed on a pipeline of the fuel pump 105; the extrusion exhaust unit 106 specifically includes an exhaust bag 109, and the exhaust bag 109 is provided with a bag inlet pipe 111 and a bag outlet pipe 112, and the bag inlet pipe 111 and the bag outlet pipe 112 are respectively connected to the pipes of the fuel pump 105.

In practice, as a different embodiment, the exhaust bladder 109 may be mounted on the fuel inlet pipe 107 or the fuel outlet pipe 108 of the fuel powered pump 105. As shown in fig. 3, the exhaust bag 109 is disposed on the fuel outlet pipe 108, where one end of the fuel inlet pipe 107 is connected to the fuel tank 102, and the other end is connected to the fuel pump 105, the air bag inlet pipe 111 of the exhaust bag 109 is connected to the fuel outlet pipe 108 of the fuel pump 105, and the air bag outlet pipe 112 of the exhaust bag 109 is continuously connected to the oil inlet pipe of the sprayer through a pipeline. Similarly, the exhaust bag 109 may be mounted on the fuel inlet pipe 107 of the fuel pump 105, and in this case, the bag inlet pipe 111 and the bag outlet pipe 112 of the exhaust bag 109 are respectively connected to the fuel inlet pipe 107, that is, the fuel inlet pipe 107 still has one end connected to the fuel tank 102, and one end connected to the fuel pump 105, and the exhaust bag 109 is connected in series in the middle.

In this embodiment, the exhaust bag 109 is an elastic air bag structure, the internal cavity can be changed by pressing and extruding by a human hand, the manual oil pumping pump is provided, the manual oil pumping pump is connected to the supply pipeline of the fuel power pump 105, before the manual oil pumping device is used, an operator can press the exhaust bag 109 to discharge redundant air until part of fuel oil enters the exhaust bag 109, and then ignition operation is performed, so that the condition that the fuel power pump 105 cannot suck and pump oil, and the subsequent operation can be performed by rapid and timely ignition. In practice, in order to facilitate the operator to visually observe and accurately judge, the exhaust bag 109 is preferably made of transparent material, so as to observe whether fuel exists inside.

In order to fully ensure the exhaust performance of the exhaust air bag 109, further optimally, the air bag inlet pipe 111 or/and the air bag outlet pipe 112 are provided with one-way valves, that is, one or both of the air bag inlet pipe 111 and the air bag outlet pipe 112 can be provided with one-way valves, and the air bag extrusion exhaust sufficiency is further ensured through the one-way valves, so that the rapid exhaust is promoted.

The feeding system of this embodiment, more preferably, as shown in fig. 1 and 2, further includes a medicine tank 100 and an auxiliary agent tank 101, where the medicine tank 100, the auxiliary agent tank 101 and the fuel tank 102 form an integrated feeding box, the medicine tank 100 is used for containing medicine liquid, the auxiliary agent tank 101 is used for containing auxiliary agent, and the fuel tank 102 is used for containing fuel such as fuel oil. Similarly, the chemical tank 100 and the auxiliary agent tank 101 are respectively provided with a pipeline and a power pump for delivering chemical liquid and auxiliary agent to the sprayer.

According to the above analysis, in practice, to ensure stable operation of the power pump, sufficient suction force is ensured, the design scheme includes: the power pump pipeline of the medicine box 100 and/or the auxiliary agent box 101 can be provided with an extrusion exhaust unit 106, that is, the power pump pipeline of the medicine box 100 and the auxiliary agent box 101 can be provided with the extrusion exhaust unit 106 independently according to the need, or can be provided with the extrusion exhaust unit 106 on the fuel power pump 105 at the same time, and the feeding system can be provided with one to three groups of extrusion exhaust units 106 altogether.

As a design of the extrusion exhaust unit 106, more optimally, the back side of the feed box in this embodiment, that is, the outer side that is not contacted and attached when the box is carried by a person, is provided with the mounting box 104 on the back side, especially in the middle of the back side, and the fuel pump 105 and the exhaust bag 109 are both mounted on the outer side of the mounting box 104, so that contact with the body can be avoided, the risk of touching the mounting box 104 with foreign objects is reduced, and stable and safe use of each component is ensured. The more optimal design is that the fuel power pump 105 is located in the upper portion of the mounting box 104, the exhaust bag 109 is mounted on the fuel outlet pipe 108 of the fuel power pump 105 and is located below the fuel power pump 105, at this time, the exhaust bag 109 is located below, and in combination with practical use environment, an operator can conveniently touch the exhaust bag 109 and squeeze the exhaust bag even in a knapsack state, and the operation convenience is good.

In practice the interior of the mounting box 104 is generally used for placing a battery box and arranging piping circuits, the battery box is used for supplying power to the power supply system and the power consumer of the sprayer; more preferably, a plurality of groups of heat dissipation holes can be formed in the side wall of the mounting box 104, the heat dissipation holes can be in a round hole shape or a long groove shape, and the like, a mounting shell 110 can be correspondingly arranged on the exhaust bag 109, the mounting protection of the exhaust bag 109 is realized by clamping the mounting shell 110 at the heat dissipation hole position at the bottom of the side wall of the mounting box 104, and pipelines on the fuel power pump 105 and the exhaust bag 109 can be arranged in the mounting box 104 and finally penetrate out of the mounting box 104 to be connected to the sprayer.

As a more optimal design of the feed box, one side of the feed box is provided with a medicament box 100, and the other side is provided with an auxiliary agent box 101 and a fuel tank 102 which are distributed up and down, namely the auxiliary agent box 101 is arranged on the upper part, the fuel tank 102 is arranged below, and the medicament box 100 and the auxiliary agent box 101 are provided with feed inlets at the top; the fuel tank 102 is provided with a filling port 103 extending obliquely on the outside for filling. The volumes of the medicine box 100, the auxiliary agent box 101 and the fuel tank 102 are different, and the volumes of the medicine box 100, the auxiliary agent box 101 and the fuel tank 102 are sequentially reduced, namely, the capacity of the medicine box 100 is the largest, and the capacity of the fuel tank 102 is the smallest. In practice, the three dosage amounts are obviously different, the dosage amount of the general medicament is maximum, the dosage amount of the fuel is minimum, and the design can realize the better cooperation of the dosage amounts of the three to reduce the labor intensity of workers carried on the back as much as possible and avoid the situation that a large amount of residual auxiliary agents are carried on the back after the medicament is used up. Alternatively, the fuel tank 102 can be arranged on the other side of the feed tank, the auxiliary agent tank 101 is arranged below, and the positions of the feed inlets of the auxiliary agent tank and the feed tank are correspondingly adjusted.

As a detailed optimization design of the feed box, more specifically, a certain gap is reserved between the relatively close connecting wall surfaces of the medicine box 100 and the auxiliary agent box 101 and between the relatively close connecting wall surfaces of the medicine box 100 and the fuel tank 102, especially a certain installation space gap is reserved between the lower part of the fuel tank 102 and the lower region of the medicine box 100 for pipeline arrangement, the installation box 104 is arranged between the medicine box 100 and the auxiliary agent box 101 and covers at least part of the gap region between the medicine box 100 and the auxiliary agent box 101, and can be particularly arranged in the middle position of the medicine box and the auxiliary agent box, and the feed liquid pipelines of the box bodies can be led out from the gap positions and distributed in a concentrated manner, so that the whole structure is compact and attractive, and line error loss is avoided. The safer design is that each liquid supply pipeline and the circuit pipeline in the installation box 104 are respectively provided with an isolation layer, so that the electrohydraulic separation safety protection is realized.

According to the positional arrangement of the respective tanks in the present embodiment, as shown in conjunction with fig. 2, in which the fuel inlet pipe 107 extends from the inside of the fuel tank 102 at the bottom and is connected to the fuel pump 105 through the intermediate clearance space extending upward, the height of the fuel pump 105 is higher than the position where the fuel inlet pipe 107 communicates with the fuel tank 102. In practice, the fuel inlet pipe 107 of the fuel power pump 105 adopts a mode of feeding liquid upwards for supplying oil, the suction force requirement on the pump body is larger, and various power pumps such as a plunger pump, a diaphragm pump and the like which are conventionally used at present can be better applied by adopting the extrusion exhaust unit 106 in a matched manner, so that timely ignition is realized.

According to the air suction prevention feeding system, the manually-extrudable exhaust bag 109 is arranged on the pipeline of the fuel power pump 105, so that the effect of manually pumping oil before ignition is realized, redundant air is effectively discharged, the fuel power pump 105 is ensured to smoothly suck oil and supply oil, the sprayer can be timely ignited, and the use efficiency is improved; meanwhile, the structure of the feeding box is optimized, so that the manual extrusion process is convenient to operate and easy to realize, and the feeding box has good popularization.

The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.

Claims (12)

1. An anti-air suction feeding system of a steam sprayer is characterized in that: the fuel sprayer comprises a fuel tank (102), a fuel power pump (105) is used for conveying fuel in the fuel tank (102) into the sprayer, and a squeezing exhaust unit (106) is arranged on a pipeline of the fuel power pump (105); the extrusion exhaust unit (106) comprises an exhaust bag (109), an air bag inlet pipe (111) and an air bag outlet pipe (112) are arranged on the exhaust bag (109), and the air bag inlet pipe (111) and the air bag outlet pipe (112) are respectively communicated to a pipeline of the fuel power pump (105).

2. A vapor sprayer anti-air-aspiration feed system as in claim 1 wherein: the air bag inlet pipe (111) or/and the air bag outlet pipe (112) is provided with a one-way valve.

3. A vapor sprayer anti-air-aspiration feed system as in claim 1 wherein: the exhaust bag (109) is mounted on a fuel inlet pipe (107) or a fuel outlet pipe (108) of the fuel power pump (105).

4. A vapor sprayer anti-air-aspiration feed system as in claim 1 wherein: the novel chemical tank is characterized by further comprising a chemical tank (100) and an auxiliary agent tank (101), wherein the chemical tank (100), the auxiliary agent tank (101) and the fuel tank (102) form an integrated feed tank, and a power pump pipeline of the chemical tank (100) and/or the auxiliary agent tank (101) is provided with an extrusion exhaust unit (106).

5. The vapor nebulizer air-aspiration-prevention feed system of claim 4, wherein: the back side of the feed box body is provided with a mounting box (104), and the fuel power pump (105) and the exhaust bag (109) are both mounted on the outer side of the mounting box (104).

6. The vapor nebulizer air-aspiration-prevention feed system of claim 5, wherein: the fuel power pump (105) is positioned at the upper part of the mounting box (104), and the exhaust bag (109) is arranged on the fuel outlet pipe (108) of the fuel power pump (105) and positioned below the fuel power pump (105).

7. The vapor nebulizer air-aspiration-prevention feed system of claim 4, wherein: the chemical tank (100) is arranged on one side of the feed tank body, the auxiliary agent tank (101) and the fuel tank (102) are arranged on the other side of the feed tank body in an up-down mode, the fuel inlet pipe (107) extends out of the fuel tank (102) and extends upwards to be connected to the fuel power pump (105), and the height of the fuel power pump (105) is higher than the communication position between the fuel inlet pipe (107) and the fuel tank (102).

8. The vapor nebulizer air-aspiration-prevention feed system of claim 5, wherein: a plurality of groups of heat dissipation holes are formed in the side wall of the mounting box (104), a mounting shell (110) is arranged on the exhaust bag (109), and the heat dissipation holes are clamped at the bottom of the side wall of the mounting box (104) through the mounting shell (110).

9. The vapor nebulizer air-aspiration-prevention feed system of claim 4, wherein: the volumes of the medicament box (100), the auxiliary agent box (101) and the fuel box (102) are different, and the volumes of the medicament box, the auxiliary agent box and the fuel box are sequentially reduced.

10. The vapor nebulizer air-aspiration-prevention feed system of claim 4, wherein: certain gaps are reserved between the opposite connecting wall surfaces of the medicine box (100) and the auxiliary agent box (101) and between the opposite connecting wall surfaces of the medicine box (100) and the fuel tank (102) for pipeline arrangement.

11. A vapor sprayer anti-air-aspiration feed system in accordance with claim 10 wherein: the mounting box (104) is arranged between the medicament box (100) and the auxiliary agent box (101) and covers at least part of a clearance area between the side walls of the medicament box (100) and the auxiliary agent box (101), and the mounting box (104) is used for placing the battery box and arranging pipelines.

12. A vapour sprayer anti-air-aspiration feed system according to any one of claims 1 to 11, wherein: the exhaust bag (109) is made of transparent material so as to observe whether fuel exists in the exhaust bag.