JP7316648B2 - backpack - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a backpack-type article that is used by attaching a hanging metal fitting of a backpack band for a user to carry on the back.

Conventionally, a backpack strap is attached to a backpack-type article such as a portable power sprayer. The backpack band is stretched between the upper and lower parts of the main body of the backpack-type article, and has hanging metal fittings attached to both ends in the length direction. It is detachably attached to the hanging bracket mounting structure. A structure disclosed in Patent Document 1 (Japanese Unexamined Patent Application Publication No. 2014-117674) is known as a configuration example for attaching the backpack band of such a backpack-type article to the hanging bracket attachment structure of the main body.

Japanese Patent Application Laid-Open No. 2014-117674 (claim 1, paragraphs 0020-0024 of the specification, FIGS. 2-5, etc.)

According to the hanging bracket mounting structure disclosed in Patent Document 1, the hanging bracket attached to the hanging bracket mounting structure is placed sideways with respect to the main body, and the backpack-type article is placed on the ground surface or the like. At this time, it is possible to prevent the suspended hanging fitting from entering between the bottom surface of the main body and the ground surface. However, since the hanging metal fitting is oriented sideways with respect to the main body, the hanging metal fitting protrudes from the main body. There is a problem that there is a risk of falling.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above-mentioned problems. To provide a backpack-type article equipped with a hoisting fitting mounting structure capable of preventing the hoisting fitting from getting into between and maintaining a state in which the hoisting fitting is erected with respect to a predetermined place (installation surface).

As a result of intensive research by the inventors to solve the above problems, the following configuration was conceived. That is, the present invention is a backpack-type article that is used by attaching a hanging metal fitting of a backpack band to a main body , wherein the main body has a corner portion formed by a back surface and a side surface connected to the back surface, and the required range of the corner is inside the main body. A mounting plate having a through hole is provided in the recess at a position separated by a predetermined distance from the bottom mounted on the main body. The backpack-type article is characterized in that the bottom portion is provided with a pocket portion having an upright wall provided so as to surround the recess portion at a position outside the outer peripheral edge position of the mounting plate.

As a result, when placing a backpack-type item on a predetermined location such as the ground surface, it is possible to prevent the hanging hardware of the backpack band from entering between the bottom surface of the main body and the predetermined location, and to prevent the hanging hardware from entering the predetermined location (installation). surface) can be maintained.

Moreover, it is preferable that the upright wall is provided continuously with the back surface and the side surface of the main body and has a curved shape along the outer peripheral edge of the mounting plate.

As a result, since the standing wall does not protrude from the main body, it is possible to suppress an increase in the outer dimensions of the backpack-type article.

Further, it is preferable that the upper end edge of the upright wall is provided with a positioning portion for positioning the hanging fitting when the backpack-type article is placed in a predetermined place.

Further, it is more preferable that the positioning portion is a recessed portion, or that the upper end edge of the standing wall is formed as an inclined wall.

As a result, when the backpack-type article is placed at a predetermined location, the hanger attached to the hanging band can be guided to a predetermined position in the pocket.

Further, the main body includes a resin tank containing a liquid to be sprayed, and a resin container containing a pump unit including a pump for sending out the liquid contained in the tank. In the sprayer, the container includes a box-shaped first member having an opening at the bottom, which is attached to the bottom surface of the tank and in which the pump unit is disposed, and which covers the bottom opening of the first member. and a second member attached to the first member, wherein the recess and the mounting plate are provided on the first member, and the pocket portion is preferably provided on the second member.

As a result, when the backpack-type power sprayer is placed on a predetermined place such as the ground surface, the hanging metal fittings of the backpack band that hang down are prevented from entering between the bottom surface of the power sprayer and the predetermined place. installation surface) can be maintained. Moreover, since the pocket portion is formed by a plurality of parts, the shape of each part can be simplified.

By adopting the configuration of the backpack-type article according to the present invention, when the backpack-type article is placed on a predetermined place such as the ground surface, the hanger of the backpack band that hangs down can enter between the bottom surface of the main body and the predetermined place. In addition, it is possible to maintain the state in which the hanging metal fitting is erected with respect to a predetermined place (installation surface). Since the hanger can be set upright with respect to the installation surface in this way, the user or the like will not get their feet caught in the hanger, and the backpack-type article can be prevented from falling over.

It is a perspective view which shows the backpack-type power sprayer in 1st Embodiment. FIG. 4 is an enlarged view of the mounting structure of the hanging bracket on the lower side; It is explanatory drawing which shows the state which is attaching the hanging metal fitting to the hanging metal fitting attachment structure. It is explanatory drawing which shows the state which is attaching the hanging metal fitting to the hanging metal fitting attachment structure. It is explanatory drawing which shows the state which is attaching the hanging metal fitting to the hanging metal fitting attachment structure. FIG. 10 is an explanatory view showing the state of the hanger when the backpack-type article is placed at a predetermined position; It is an enlarged view of the hanging metal fittings attachment structure in 2nd Embodiment. FIG. 11 is an enlarged view of the hanging bracket mounting structure in the third embodiment; FIG. 11 is an enlarged front view of a hanging bracket mounting structure showing a modified example of the third embodiment; FIG. 11 is an enlarged front view of a hanging bracket mounting structure showing a modified example of the third embodiment;

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a backpack-type article according to the present invention will be specifically described below with reference to the drawings.

(First embodiment)
In this embodiment, the description will be made by exemplifying the backpack-type power sprayer 100 as the backpack-type article. A backpack-type power sprayer 100 according to this embodiment, as shown in FIG. In addition, in this document, when the user carries the backpack-type power sprayer 100 on his or her back, the surface that hits the user's back is referred to as the back surface.

The power sprayer 200 in this embodiment comprises a synthetic resin tank 210 containing a liquid such as a pesticide or herbicide solution to be sprayed, and a discharge hose 220 for delivering the liquid in the tank 210 to an external space. , a nozzle port 230 attached to the tip portion of the discharge hose 220 and a housing portion 240 attached to the lower portion of the tank 210 . The housing portion 240 houses a pump 250 for delivering the liquid contained in the tank 210, an electric motor 260 and a battery 270 for driving the pump 250, and a pump unit 290 including an operation control portion 280 for controlling these operations. It is As for the tank 210, the discharge hose 220, the nozzle port 230, and the pump unit 290 housed in the housing portion 240 in this embodiment, a known configuration can be employed, and detailed description thereof will be omitted here.

The storage part 240 in this embodiment is attached to the bottom surface of the tank 210, and is detachably provided on the first member 240A covering the bottom opening of the first member 240A and the box-shaped first member 240A with the bottom opening. and a second member 240B as a bottom portion of the housing portion 240 (power sprayer 200). By making the second member 240B that forms the bottom portion of the housing portion 240 detachable in this manner, access to the internal space of the housing portion 240 is facilitated, and maintenance of the pump unit 290 that is housed in the housing portion 240 is facilitated. It is convenient when performing such as.

Both ends (corners) of the back surface 241 of the first member 240A are formed with recesses 243 in which the required width range of the back surface 241 and the required range of the side surfaces 242 (required range of the corners) are recessed inside the accommodating part 240. . The recess 243 is formed over a required height range from the bottom surface of the first member 240A. In this concave portion 243, a mounting plate 245 having a through hole 244 penetrating in the plate thickness direction parallel to the second member 240B (bottom portion of the housing portion 240) attached to the first member 240A is mounted on the second member 240B. is provided at a position separated by a predetermined distance (required height separation). The angle that can be formed by the upper and lower surfaces of mounting plate 245 and the axis of through hole 244 is not limited to a right angle. Also, the mounting plate 245 may not be parallel to the first member 240A. The horizontal projection position of the outer edge of the mounting plate 245 is positioned inside the horizontal projection positions of the rear surface 241 and the side surface 242 of the first member 240A extending to the position of the recess 243. .

The second member 240B is formed so as to be flush with the rear surface 241 and the side surface 242 of the first member 240A when attached to the first member 240A. A pocket portion 246 is formed in a portion corresponding to the recessed portion 243 in the second member 240B. The pocket portion 246 has a rounded shape along the outer peripheral edge of the mounting plate 245 at a position outside the outer peripheral edge position of the mounting plate 245 provided in the recess 243 and rises to a height position below the mounting plate 245 . It is formed by an upright wall 246A and a bottom surface 246B. It is advantageous in that the gap S between the mounting plate 245 and the upright wall 246A can be increased by positioning the upper edge height position of the upright wall 246A below the mounting plate 245 in this way. , The height position of the upper end edge of the standing wall 246A is not limited to a position below the mounting plate 245. As shown in FIG.

As is clear from FIGS. 1 and 2, the standing wall 246A in this embodiment forms the shape of the corner of the accommodating portion 240 into a spherically curved surface. In addition to this, the arrangement position of the standing wall 246A in this embodiment is formed so as to be continuous with the rear surface 241 and the side surface 242 of the housing portion 240 (power sprayer 200). As a result, even if the recesses 243 are formed at the corners of the housing portion 240, the contact between the housing portion 240 and the user's back can be made soft. A gap S is formed between the mounting plate 245 and the upright wall 246A provided at the corner on the bottom side of the housing portion 240 so that the hanging metal fitting 310 described later can be taken in and out. Further, if a through hole (not shown) is provided in the bottom surface 246B of the pocket portion 246, water will not accumulate in the pocket portion 246, which is convenient.

A hanging fitting mounting structure 247 in this embodiment is composed of a mounting plate 245 and a pocket portion 246 . Next, a method of attaching the shoulder strap 300 to the hanging bracket attachment structure 247 in this embodiment will be described with reference to FIGS. 3 to 6. FIG. In FIGS. 3 to 6, for the sake of simplification of the drawings, of the hanging metal fittings 310 provided at both ends in the length direction of the backpack band 300, only the hanging metal fittings 310 on the side attached to the hanging metal mounting structure 247 are shown. showing.

A so-called cannabilla type is used as the hanging metal fitting 310 in this embodiment. As shown in FIG. 3, the user inserts the tip portion of the hanger 310 with the cannabilla closed into the gap S between the mounting plate 245 and the upright wall 246A. At this time, as shown in FIG. 3, by aligning the inner portion of the hanger 310 with respect to the position of the corner portion of the mounting plate 245 and allowing the hanger 310 to enter the gap S, the hanger 310 can be easily entered into the pocket portion 246 through the gap S.

Next, as shown in FIG. 4, the user aligns the mounting plate 245 with the position of the opening end blocking portion 312 of the lifting fitting 310 and presses the opening end blocking portion 312 against the mounting plate 245 . As a result, the opening end blocking portion 312 of the cannula portion is pushed by the mounting plate 245 and is elastically deformed so as to separate from the opening end 314 , and the opening end 314 of the hanging fitting 310 can be inserted through the through hole 244 of the mounting plate 245 . can. When the opening end 314 is inserted through the through hole 244 in this manner, the opening end closing portion 312 is brought into close contact with the opening end 314 by the restoring force after elastic deformation, as shown in FIG. As described above, the hanging fitting 310 can be connected to the hanging fitting mounting structure 247 while the opening end 314 is retained from the through hole 244 .

The hanging bracket 310 attached to the hanging bracket mounting structure 247 according to the present embodiment is such that even when the user places the backpack-type power sprayer 100 at a predetermined location (installation surface), the backpack band 300 hangs down. The hanger 310 will not be caught between the bottom surface of the backpack-type power sprayer 100 and the installation surface. More specifically, as shown in FIG. 6, part of the hanging metal fitting 310 enters the inner portion of the pocket portion 246 through the gap S, and part of the hanging metal fitting 310 is held by the upright wall 246A and the mounting plate 245. because it becomes a state In other words, the upright wall 246A and the mounting plate 245 restrict the sideward tilting of the lifting metal fitting 310, and the lifting metal fitting 310 can be kept in an upright state with respect to the ground surface.

(Second embodiment)
FIG. 7 is an enlarged view showing the hanging bracket mounting structure 247 in the second embodiment. A feature of the suspension fitting mounting structure 247 according to the present embodiment is that a depression 246C as a positioning portion is provided at the upper end edge of the upright wall 246A. By providing the recessed portion 246C in the upper end edge of the upright wall 246A constituting the hanging bracket mounting structure 247 in this way, the hanging bracket 310 can be secured when the user installs the backpack-type power sprayer 100 on an installation surface such as the ground surface. The location can be positioned at the location of the recess 246C. The recess 246C is preferably positioned so that the hanging hardware 310 can easily stand up and does not interfere with walking around the backpack-type power sprayer 100 installed on the installation surface.

(Third embodiment)
FIG. 8 is an enlarged view showing the hanging bracket mounting structure 247 in the third embodiment. The suspension fitting mounting structure 247 according to the present embodiment is characterized in that the standing wall 246A is formed as an inclined wall whose upper edge is an inclined surface, so that the lowermost position 246D of the upper edge of the inclined wall serves as a positioning portion. is. The inclined wall of the standing wall 246A in this embodiment is formed as a simple one-sided inclined slope, but as shown in FIG. can.

By forming an inclined surface on the upper end edge of the upright wall 246A of the pocket portion 246 and using the lowermost position 246D of this inclined surface as a positioning portion for the hanging bracket 310, the lowermost position 246D and the mounting plate 245 are formed. can be made larger than the clearance S between the upper edge of the upright wall 246A and the mounting plate 245 in other portions. As a result, it is possible to increase the amount of entry of the lifting fitting 310 into the inner portion of the pocket portion 246, and to reduce the amount of protrusion of the lifting fitting 310 in the horizontal direction as compared with the first and second embodiments. It is convenient in that it can

The backpack -type power sprayer 100 having the hanging bracket mounting structure 247 according to the present invention has been described above based on the embodiment. It is not limited to the embodiment. For example, in the pocket portion 246 described above, a configuration in which the bottom surface 246B is provided has been described, but the configuration of the bottom surface 246B of the pocket portion 246 may be omitted and only the standing wall 246A may be employed. can.

In addition, in the third embodiment, the upper edge of the upright wall 246A as the positioning portion of the hanging metal fitting 310 is formed as a linear slope, but as shown in FIG. A configuration in which the lowermost position 246D of the surface is used as a positioning portion can also be adopted.

Further, in the above embodiment, the present invention is explained based on the backpack-type power sprayer 100 as an example of a backpack-type article. It is also possible to adopt a box-shaped case body or the like for accommodating the transportation object represented by the container or the product. In short, any backpack-type article that includes the backpack band 300 and a main body on which the hanging bracket mounting structure 247 for attaching the hanging bracket 310 of the backpack band 300 belongs to the technical scope of the present invention. become.

Moreover, it is also possible to employ a configuration in which various modifications of the embodiments described above are appropriately combined.

100 backpack power sprayer ( backpack article),
200 power sprayer (body),
210 tank,
220 discharge hose,
230 spout,
240 housing portion, 240A first member, 240B second member (bottom portion of main body portion),
241 rear surface, 242 side surface, 243 concave portion,
244 through hole, 245 mounting plate,
246 pocket portion, 246A standing wall, 246B bottom surface,
246C recessed portion (positioning portion), 246D lowest position (positioning portion),
247 hanging bracket mounting structure,
250 pump,
260 electric motor,
270 battery,
280 operation control unit,
290 pump unit,
300 shoulder strap,
310 lifting fitting, 312 open end closing portion, 314 open end,
S Gap

Claims (6)

A backpack-type article that is used by attaching the hanging hardware of the backpack band to the main body ,
The main body part is formed with a recess recessed inwardly of the main body part in a required range of a corner formed by a rear surface and a side surface connected to the rear surface, and a bottom part is detachably formed,
A mounting plate having a through hole is provided in the concave portion at a position separated by a predetermined distance from the bottom portion attached to the main body portion,
A backpack -type article, wherein the bottom portion is provided with a pocket portion having an upright wall provided so as to surround the recess portion at a position outside an outer peripheral edge position of the mounting plate. 2. The backpack-type article according to claim 1, wherein said standing wall is provided continuously with said back surface and said side surface of said main body, and has a rounded shape along the outer peripheral edge of said mounting plate. 3. The backpack-type article according to claim 1, wherein the upper edge of said standing wall is provided with a positioning portion for positioning said hanging fitting when said backpack-type article is placed in a predetermined place. . 4. The backpack-type article according to claim 3, wherein the positioning portion is a recess. 4. The backpack-type article according to claim 3, wherein said positioning portion is formed by forming an upper end edge of said standing wall into an inclined wall. A power sprayer in which the main body comprises a resin tank containing a liquid to be sprayed, and a resin container containing a pump unit containing a pump for sending out the liquid contained in the tank. There is
The housing portion includes a box-shaped first member having an opening at the bottom, which is attached to the bottom surface of the tank and in which the pump unit is disposed, and a first member covering the bottom opening of the first member. and a second member to be attached,
The backpack type according to any one of claims 1 to 5, wherein the recess and the mounting plate are provided on the first member, and the pocket portion is provided on the second member. Goods .

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