CN214717647U

CN214717647U - Comfortable knapsack sprayer

Info

Publication number: CN214717647U
Application number: CN202120676237.7U
Authority: CN
Inventors: 陈官顺
Original assignee: Taizhou Guangfeng Plastic Co ltd
Current assignee: Taizhou Guangfeng Plastic Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-11-16
Anticipated expiration: 2031-04-01

Abstract

The utility model discloses a comfortable knapsack sprayer, aiming at providing a knapsack sprayer with good use feeling, which has the technical proposal that the technical proposal is that the knapsack sprayer comprises a water tank, a rocker and a spray gun, one side of the water tank is provided with a water outlet, the other side of the water tank is connected with the rocker, the water outlet is connected with the spray gun through a hose, the spray gun is controlled by the rocker to spray liquid medicine, the surface of the water tank is provided with a backrest, an elastic metal wire bracket is arranged in the backrest, and one side of the backrest, which is far away from the water tank, is provided with a breathable net surface; shoulder belts are arranged on two sides of the breathable net surface, and holes are arranged on the shoulder belts. The utility model is suitable for a atomizer field.

Description

Comfortable knapsack sprayer

Technical Field

The utility model belongs to the atomizer field refers in particular to a comfortable type knapsack sprayer.

Background

The knapsack sprayer is generally used for dosing in an agriculture and forestry park, and is generally used for simultaneously loading the weight of liquid medicine, the larger the spraying area is, the more the liquid medicine is carried, otherwise, the working efficiency is reduced due to frequent liquid medicine supplement, and therefore, the waist and back muscle strain of workers is easily caused by long-time use of the knapsack sprayer; and when the backpack sprayer is used for a long time, the back is easy to heat and sweat, so that the moisture is further wet and hot, and meanwhile, the shoulders which are main bearing parts are easy to damage after long-time work.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims to provide a knapsack sprayer with good use body is felt.

In order to achieve the above purpose, the utility model provides a following technical scheme: a comfortable knapsack sprayer comprises a water tank, a rocker and a spray gun, wherein one side of the water tank is provided with a water outlet, the other side of the water tank is connected with the rocker, the water outlet is connected with the spray gun through a hose, the spray gun is controlled by the rocker to spray liquid medicine, the surface of the water tank is provided with a backrest, an elastic metal wire support is arranged in the backrest, and one surface of the backrest, which is far away from the water tank, is provided with a breathable net surface; shoulder belts are arranged on two sides of the breathable net surface, and holes are arranged on the shoulder belts.

The utility model discloses further set up to: an arm ring is arranged at the inner side of the hole, and the surface of the arm ring is made of rubber.

The utility model discloses further set up to: the arm ring is internally provided with a cavity, and an arc liner is arranged in the cavity.

The utility model discloses further set up to: the two ends of the arc-shaped liner are fixedly sealed in the arm ring through waterproof glue, and cooling liquid is injected into a cavity inside the arm ring except the arc-shaped liner.

The utility model discloses further set up to: the shoulder strap is provided with an extension area which is a piece of triangular elastic cloth.

By adopting the technical scheme, the elastic metal wire bracket can be attached to the back arc line of a human body, so that the stress points of the back are distributed at the part which is more suitable for stress in an ergonomic angle, and possible damage or distortion and deformity to the human body caused by long-time stress are reduced; the breathable net surface is in contact with the back of a human body, so that the breathable net surface can play a role in ventilation, moisture removal and perspiration, and the use experience is improved; the shoulder straps are sewn on two sides of the breathable net surface, and the holes in the shoulder straps are used for a user to pass through the arms and fix the shoulder straps on the user, so that the arranged shoulder straps can disperse the stress positions to avoid the stress parts of the shoulder from being concentrated, and the user can feel fatigue and injury more easily when using the shoulder straps.

The arm ring can further increase shoulder arm department lifting surface area, avoid reining in the trace and oppressing local blood vessel, and the arm ring of rubber material can avoid cloth fibre in use frequently rubs thinner skin tissue such as armpit and causes discomfortable influences such as generate heat, scotch, infection.

The arc liner can share pressure when using, plays the support design effect when not using.

Waterproof glue keeps apart arc liner and coolant liquid, and the coolant liquid can make the user reduce the heat that the arm rotation friction produced and promote the user and use the impression in the course of the work.

When the arm needs to be stretched and opened in the working process, if the opening range is too large to exceed the range of the natural length of the shoulder strap, the stretching area can be stretched and deformed to expand the working range to prevent the shoulder strap from being torn, meanwhile, the shoulder strap material can be saved, the cost can be saved, and the waste caused by the excessive length of the shoulder strap is avoided.

Drawings

Fig. 1 is a schematic partial cross-sectional view of the present invention;

FIG. 2 is a schematic view of the back part of the present invention

In the drawings: 1. a water tank; 2. a rocker; 3. shoulder straps; 30. an arm ring; 31. an arc-shaped liner; 32. cooling liquid; 33. a region of extensibility; 4. a breathable net surface; 5. a backrest; 51. an elastic wire support; 6. a spray gun.

Detailed Description

The invention is further described in the following with reference to fig. 1 to 2 in a specific embodiment: a comfortable knapsack sprayer comprises a water tank 1, a rocker 2 and a spray gun 6, wherein one side of the water tank 1 is provided with a water outlet, the other side of the water outlet is connected with the rocker 2, the water outlet is connected with the spray gun 6 through a hose, the spray gun 6 is controlled to spray liquid medicine through the rocker 2, the surface of the water tank 1 is provided with a backrest 5, an elastic metal wire support 51 is arranged in the backrest 5, the elastic metal wire support 51 is arched in the middle section and protrudes towards the direction far away from the backrest 5, and one side, far away from the water tank 1, of the backrest 5 is provided with a breathable net surface 4; the two sides of the breathable net surface 4 are provided with shoulder straps 3, and the shoulder straps 3 are provided with holes.

The structure shows that the elastic metal wire bracket 51 can be attached to the back arc line of a human body, so that the stress points of the back are distributed at the position with more proper stress in the ergonomic angle, and possible injury or distortion deformity to the human body caused by long-time stress is reduced; the breathable net surface 4 is in contact with the back of a human body, so that the effects of ventilation, moisture removal and perspiration can be achieved, and the use experience is improved; the shoulder straps 3 are sewn on two sides of the breathable net surface 4, and holes in the shoulder straps 3 are used for a user to pass through arms to be fixed on the shoulders, so that the arranged shoulder straps 3 can disperse the stress positions to avoid the stress positions of the shoulders from being concentrated, and the user can feel fatigue and injury more easily when using the shoulders.

As an alternative embodiment, an arm ring 30 is arranged inside the hole, and the surface of the arm ring 30 is made of rubber.

It can be seen from the above structure that arm ring 30 can further increase shoulder arm department lifting surface area, avoid reining in the trace and oppressing local blood vessel, and arm ring 30 of rubber material can avoid cloth fibre frequent friction in use to cause uncomfortable influences such as generating heat, scotch, infection with thinner skin tissue such as armpit.

As an alternative embodiment, a cavity is arranged in the arm ring 30, an arc-shaped gasket 31 is arranged at the upper end in the cavity and is attached to a shoulder stressed part when in use, and the arc-shaped gasket 31 can be made of high-elasticity sponge and the like as a support.

It can be seen from the above structure that the arc-shaped gasket 31 can bear pressure when in use and has a supporting and shaping effect when not in use.

As an optional embodiment, two ends of the arc-shaped gasket 31 are fixedly sealed in the arm ring 30 through waterproof glue, cooling liquid 32 is filled in a cavity inside the arm ring 30 except the arc-shaped gasket 31, and the cooling liquid 32 is stable and safe liquid with large specific heat capacity.

By the structure, the arc-shaped liner 31 and the cooling liquid 32 are separated by the waterproof glue, and the cooling liquid 32 can reduce heat generated by rotation friction of an arm of a user in the working process and improve the use feeling of the user.

In an alternative embodiment, the shoulder strap 3 is provided with an extension area 33, and the extension area 33 is a piece of triangular elastic cloth.

It can be seen from the above structure that, when the arm needs to be extended and opened in the working process, if the opening range is too large to exceed the range of the natural length of the shoulder strap 3, the extension area 33 can be extended and deformed to expand the working range and prevent the shoulder strap 3 from being torn, and meanwhile, the material of the shoulder strap 3 can be saved, the cost can be saved, and the waste caused by the excessive length of the shoulder strap 3 is avoided.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a comfortable type knapsack sprayer, includes water tank (1), rocker (2), spray gun (6), and water tank (1) one side is equipped with the delivery port opposite side and is connected with rocker (2), links to each other through the hose between delivery port and spray gun (6), sprays liquid medicine, characterized by through rocker (2) control spray gun (6): the surface of the water tank (1) is provided with a backrest (5), an elastic metal wire support (51) is arranged in the backrest (5), and a breathable net surface (4) is arranged on one surface, far away from the water tank (1), of the backrest (5); shoulder straps (3) are arranged on two sides of the breathable net surface (4), and holes are arranged on the shoulder straps (3).

2. A comfortable knapsack sprayer according to claim 1 wherein: an arm ring (30) is arranged on the inner side of the hole, and the surface of the arm ring (30) is made of rubber.

3. A comfortable knapsack sprayer according to claim 2 wherein: a cavity is arranged in the arm ring (30), and an arc-shaped liner (31) is arranged in the cavity.

4. A comfortable knapsack sprayer according to claim 3 wherein: the two ends of the arc-shaped gasket (31) are fixedly sealed in the arm ring (30) through waterproof glue, and cooling liquid (32) is injected into the arm ring (30).

5. A comfortable knapsack sprayer according to claim 1 wherein: an extension area (33) is arranged on the shoulder strap (3), and the extension area (33) is a piece of triangular elastic cloth.