CN219396023U - Combustion chamber structure for plant protection sprayer - Google Patents

Abstract

The utility model relates to the technical field of plant protection spraying instruments, and particularly discloses a combustion chamber structure for a plant protection sprayer. The combustion chamber structure for the plant protection sprayer can increase the contact area of diesel oil and air, thereby effectively improving the ignition success rate.

Description

Combustion chamber structure for plant protection sprayer

Technical Field

The utility model relates to the technical field of plant protection spraying instruments, in particular to a combustion chamber structure for a plant protection sprayer.

Background

Currently, plant protection sprayers used in agriculture generally include aerosol and vapor sprayers. The aerosol sprayer is used for heating and spraying the medicament and the auxiliary agent after mixing, but the medicament is easily decomposed and loses efficacy after being heated at high temperature. The steam sprayer is used for mixing the heated auxiliary agent with the normal-temperature medicament and then atomizing and spraying, has the advantages of good medicinal effect and small device volume, and is widely applied. Some steam sprayers on the market use diesel oil as fuel, which has the advantages of reducing energy consumption, improving working efficiency and the like, but the diesel oil is not easy to volatilize into gas, and enters into a combustion cavity in a liquid state to contact with air, and only has a few layers on the liquid surface, so that when the diesel oil is used as fuel, the condition of difficult ignition is easy to occur.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems, and provides a combustion chamber structure for a plant protection sprayer, which can increase the contact area between diesel oil and air, thereby effectively improving the ignition success rate.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a combustion chamber structure for plant protection atomizer, including the combustion chamber body, the inside combustion chamber that has of combustion chamber body, the front end of combustion chamber body is provided with the protecgulum, the fuel feed port has been seted up on the protecgulum and the ignition mouth has been covered, the one end that the combustion chamber is close to the protecgulum has set gradually first burning net and first burning is cotton, the through-hole that corresponds with the ignition mouth has been seted up on the first burning is cotton, the air inlet of intercommunication combustion chamber has been seted up to the lateral wall of combustion chamber body, the inner wall of combustion chamber is located the below of fuel feed port and installs second burning cotton and second burning net.

Preferably, the air inlets are provided in plurality and are provided around the outer wall of the combustion chamber body.

Preferably, the air inlets are staggered in the length direction of the combustion chamber body.

Preferably, the side wall of the combustion chamber body is provided with three air inlets which are positioned on the same plane and are opposite to the second combustion net.

Preferably, a rear cover is arranged at the rear end of the combustion chamber body, and an opening is arranged in the middle of the rear cover.

Preferably, the surface of the front cover facing the combustion chamber is provided with an oil groove.

Preferably, the inner wall of the combustion chamber body is provided with a first step for installing the front cover, and the height of the first step is matched with the thickness of the front cover.

Preferably, the front cover is fixedly mounted at the front end of the combustion chamber body by welding.

Preferably, the inner wall of the combustion chamber body is provided with a second step for mounting the first combustion net.

The beneficial effects are that: compared with the prior art, the combustion chamber structure for the plant protection sprayer can disperse diesel oil into small liquid drops to be attached to the first combustion net and the first combustion cotton through the arrangement of the first combustion net and the first combustion cotton pad so as to increase the contact area of the diesel oil and air, and meanwhile, the diesel oil can be dispersed into the small liquid drops to be attached to the second combustion net and the second combustion cotton through the arrangement of the second combustion net and the second combustion cotton on the inner wall of the combustion chamber, so that the contact area of the diesel oil and the air is further increased, and the ignition success rate is effectively improved.

Drawings

The utility model is described in further detail below with reference to the attached drawing figures, wherein:

FIG. 1 is a schematic view of a combustion chamber structure for a plant protection sprayer according to the present utility model;

FIG. 2 is a cross-sectional view of a combustion chamber configuration for a plant protection sprayer according to the present utility model;

fig. 3 is a schematic view of the installation structure of the second combustion net and the second combustion cotton.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present, as well as being disposed not only in an intermediate position but also in both ends as far as they are within the scope defined by the intermediate position. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 3, a combustion chamber structure for plant protection atomizer, including combustion chamber body 1, specifically, combustion chamber body 1 can be cylindric setting, combustion chamber body 1 inside has combustion chamber 2, combustion chamber body 1's front end is provided with protecgulum 3, oil feed mouth 4 and ignition mouth 5 have been seted up on the protecgulum 3, preferably, the oil feed sets up the position that is close to the edge at protecgulum 3, ignition mouth 5 sets up the central point of protecgulum 3, combustion chamber 2 is close to the one end of protecgulum 3 and has set gradually first combustion net 6 and first combustion cotton 7, first combustion cotton 7 sets up between first combustion net 6 and protecgulum 3 promptly, through-hole 8 corresponding with ignition mouth 5 has been seted up on the first combustion cotton 7, communication combustion chamber 2's air inlet 9 has been seted up to combustion chamber body 1's lateral wall, combustion chamber 2's inner wall is located the below of oil feed mouth 4 and installs second combustion cotton 10 and second combustion net 11, the second combustion net 11 is laminated with combustion chamber 2's inner wall mutually, second combustion net 11 is fixed mounting can be in the stable combustion cotton 10 of second combustion cotton 10 in order to attach the second combustion cotton 2.

According to the combustion chamber structure for the plant protection sprayer, the first combustion net 6 and the first combustion cotton are arranged, so that diesel oil can be dispersed into small liquid drops to be attached to the first combustion net 6 and the first combustion cotton, the contact area between the diesel oil and air is increased, meanwhile, the second combustion net 11 and the second combustion cotton are arranged on the inner wall of the combustion chamber 2, the diesel oil can be dispersed into the small liquid drops to be attached to the second combustion net 11 and the second combustion cotton, the contact area between the diesel oil and air is further increased, and the ignition success rate is effectively improved.

In a preferred embodiment, a plurality of air inlets 9 are provided and are arranged around the outer wall of the combustion chamber body 1, so that air can enter the combustion chamber 2 from the periphery to blow off diesel oil, and the entering amount of the air in the combustion chamber 2 can be increased.

Further, the air inlets 9 may be staggered in the length direction of the combustion chamber body 1, i.e. the plurality of air inlets 9 are not on the same plane, which enables air to be supplied into the combustion chamber 2 on a plurality of different planes, thereby further blowing off diesel oil in the combustion chamber 2 to improve the ignition success rate.

Further, the side wall of the combustion chamber body 1 opposite to the second combustion net 11 may be provided with three air inlets 9 located on the same plane, so that enough air can be blown into the second combustion net 11 to facilitate the diesel oil to be blown into droplets to be attached to the second combustion net 11 and the second combustion cotton 10 pad.

In another preferred embodiment, the rear end of the combustion chamber body 1 may be provided with a rear cover 12, the rear cover 12 and the combustion chamber body 1 are integrally formed, and an opening 13 is provided in the middle of the rear cover 12, the opening 13 is used for communicating the combustion chamber 2 with the heat exchange chamber of the plant protection sprayer, and by providing the rear cover 12, the diesel injected into the combustion chamber 2 can be blocked, so that the residence time of the diesel in the combustion chamber 2 is increased, the concentration of the diesel in the combustion chamber 2 is increased, and the ignition is facilitated.

In a more preferred embodiment, the surface of the front cover 3 facing the combustion chamber 2 may be provided with an oil groove 14, and in particular, the oil groove 14 may be provided in a circular ring shape, and by providing the oil groove 14, a certain amount of diesel oil can be stored on the surface of the front cover 3, thereby further increasing the contact area between the diesel oil and air.

Preferably, the inner wall of the combustion chamber body 1 may be provided with a first step 15 for mounting the front cover 3, the front cover 3 is limited by the first step 15 so as to facilitate the mounting of the front cover 3, and the height of the first step 15 is matched with the thickness of the front cover 3 so that the outer side surface of the front cover 3 is flush with the end surface of the combustion chamber body 1 after the front cover 3 is mounted. Specifically, the front cover 3 may be fixedly mounted at the front end of the combustion chamber body 1 by welding.

More preferably, the inner wall of the combustion chamber body 1 may further be provided with a second step 16 for installing the first combustion net 6, and the first combustion net 6 is supported and limited by the second step 16, so as to facilitate the installation of the first combustion net 6.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and any modifications or equivalent substitutions without departing from the spirit and scope of the present utility model should be covered in the scope of the technical solution of the present utility model.

Claims (9)

1. A combustion chamber structure for plant protection atomizer, a serial communication port, including combustion chamber body (1), combustion chamber body (1) inside has combustion chamber (2), the front end of combustion chamber body (1) is provided with protecgulum (3), oil feed port (4) and ignition mouth (5) have been seted up on protecgulum (3), combustion chamber (2) are close to the one end of protecgulum (3) and have set gradually first burning net (6) and first burning cotton (7), through-hole (8) corresponding with ignition mouth (5) have been seted up on first burning cotton (7), air inlet (9) of intercommunication combustion chamber (2) have been seted up to the lateral wall of combustion chamber body (1), second burning cotton (10) and second burning net (11) are installed to the inner wall of combustion chamber (2) below that is located oil feed port (4).

2. A combustion chamber structure for a plant protection sprayer according to claim 1, characterized in that the air inlet (9) is provided in plurality and is provided around the outer wall of the combustion chamber body (1).

3. A combustion chamber structure for a plant protection sprayer according to claim 2, characterized in that the air inlets (9) are staggered in the length direction of the combustion chamber body (1).

4. A combustion chamber structure for a plant protection sprayer according to claim 3, characterized in that the side wall of the combustion chamber body (1) is provided with three air inlets (9) located on the same plane, facing the second combustion net (11).

5. The combustion chamber structure for a plant protection sprayer according to claim 1, wherein a rear end of the combustion chamber body (1) is provided with a rear cover (12), and an opening (13) is provided in the middle of the rear cover (12).

6. A combustion chamber structure for a plant protection sprayer according to claim 1, characterized in that the surface of the front cover (3) facing the combustion chamber (2) is provided with an oil groove (14).

7. The combustion chamber structure for a plant protection sprayer according to claim 1, wherein the inner wall of the combustion chamber body (1) is provided with a first step (15) for mounting the front cover (3), and the height of the first step (15) is matched with the thickness of the front cover (3).

8. A combustion chamber structure for a plant protection sprayer according to claim 1, characterized in that the front cover (3) is fixedly mounted at the front end of the combustion chamber body (1) by welding.

9. A combustion chamber structure for a plant protection sprayer according to claim 1, characterized in that the inner wall of the combustion chamber body (1) is provided with a second step (16) for mounting a first combustion net (6).