JPH0136672Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Field of Application) The present invention relates to a battery mounting device for a walk-behind engine working machine such as a tiller.

(Prior art) A recoil starter is used as an engine starting device for walk-behind engine-powered machines such as power tillers, but as the models become larger and the engines become larger,
In addition, in order to facilitate the starting operation, there is a tendency to use a starting device using a starter motor, and it is necessary to install a battery as a power source for the starter.

Previously used as a battery mounting device.
According to this proposal, the battery is mounted and supported on the frame, but because the battery is located at a low position, it is easily covered with mud, water, and dust, and because it is mounted and supported on the frame that supports the engine, it does not directly absorb vibration. There are disadvantages such as receiving

Therefore, Japanese Utility Model Publication No. 37-3312 discloses a technique in which a battery is suspended and supported from the base of the handle.

(Problems to be solved by the invention) First, the battery is located at a low position at the base of the handle, and the above-mentioned problem cannot be solved satisfactorily.Although the battery is located at the base of the handle, the operation system is Although it is preferable that the operating system be located at the tip of the handle, the wiring between the battery and the operating system will be long, and routing the wiring will be troublesome and complicated, and the wiring locking mechanism will be required. On the other hand, if the operating system is placed close to the battery, it becomes difficult to operate, and the battery is exposed, which is undesirable in terms of protection and appearance.

The present invention has been made to solve the above technical problems.

(Purpose of the invention) The purpose of the invention is to hold the battery stably and reliably, ensure the operability of operating systems such as switches, and at the same time shorten the wiring and make it easier to route the wiring. Another object of the present invention is to provide a battery mounting device for a walking type engine working machine which is also advantageous in protecting the battery.

(Means for Solving the Problems) In order to solve the above-mentioned technical problems and also achieve the above-mentioned objectives, the present invention is designed to provide a handle with a roughly inverted U-shaped cross section in front of the grip, which consists of two left and right members. A battery support stand is installed horizontally, and the battery support stand is mounted and supported so that its terminal side faces forward, and the terminal side of the upper part of the battery is exposed upward from the upper surface of the battery support stand.

(Effects achieved by the above means) As described above, the battery is located close to the operation part of the handle, a switch and other devices can be attached to the support base, improving operability, and since the battery terminal side is exposed, the wiring connector etc., making it easier to charge, install and connect the battery, and because the operation part and battery are close together, the wiring is shorter, wiring is simpler, there are fewer wiring supports, and the wiring is simpler overall. The battery is placed in a high place to protect it from mud, water, etc., and by mounting the battery between the left and right members of the steering wheel, the battery, which is relatively heavy, can be placed on the center line of the vehicle body. Since the battery can be placed in the steering wheel, it is easy to operate when driving or changing direction to the left or right, and since the steering wheel has little vibration, the impact of vibration on the battery is small, and since the battery is mounted on the steering wheel, this mass can be used to control the steering wheel. It has a vibration effect,
This has the advantage of having a synergistic effect of further suppressing the vibration of the handle.

(Embodiment) Next, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Figure 1 shows a power tiller as an example of a walk-behind engine working machine. At the rear of the frame 2, a handle post 7 is provided extending rearward so as to tilt backward and upward, and at the rear of the handle post 7 are the bases of left and right members 801, 802 forming the handle 8. and fix member 8
01 and 802 are tilted backward and upward, and are formed in a V-shape so that the base is narrow in plan view and the grip parts 803 and 803 at the tip are wide.
A cross member 804 is horizontally suspended in front of the 03, 803, and an operating lever 805 and the like are provided on the grip portion.

A battery is mounted between the left and right members 801 and 802 of the handle 8 in front of the grips 803 and 803, and will be described in detail below.

Reference numeral 9 denotes a battery support stand, which has a substantially reverse channel-shaped side cross section as shown in Fig. 5, and has an upper piece 901, front and rear pieces 902, 903, and is a press-formed steel plate, most of which is insulated. Painted. As shown in FIG. 4, the upper piece 901 has a trapezoidal shape in plan view because the support base 9 is provided between the V-shaped members 801 and 802, and the length of the front piece 902 in the height direction is short. The rear piece 903 is long and constitutes a mounting surface for a switch or the like as described later. Place the inside corners of the upper piece 901 and the rear piece 903 on the cross member 804 described above, screw the stay 806 attached to the cross member 804 and the mounting holes 904 on the left and right sides of the rear piece 903, and attach the support base 9 to the member. 801,802
A horizontal frame is fixed in between, and the upper surface of the upper piece 901 is attached to the member 80.
1,802, and therefore, the upper piece 901 is tilted forward and downward, that is, rearward and upward, in the attached state.

There is a rectangular opening 905 approximately in the center of the upper piece 901.
The side pieces 907 of the battery holding part 906 are suspended from the left and right sides of the opening 905, and a rear piece 909 is provided, and the upper piece 901 of the support base 9 is inclined between the lower ends of the side pieces 907. A holding portion 906 is formed by installing a bottom piece 910 so that it is horizontal in the installed state, and locking grooves 91 are provided at the front and rear edges of the opening 905.
1... are provided so that two rows each face each other. An electrical component storage opening 912 such as a relay is provided on one side of the opening 905, a locking piece 913 is attached to the opening, and a wiring through hole 914 is provided adjacent to this opening. On the other hand, an ignition switch mounting hole 915 is provided in a portion closer to one side of the rear piece 903, and a wiring through hole 916 is provided adjacent thereto. Furthermore, locking pieces 917 are provided on the left and right sides of the opening 905 of the upper piece 901 and on the rear side of the storage opening 912.

The battery 1 is discharged from the opening 905 of the support base 9.
0, and a shield battery is used for the battery 10. The battery 10 is restrained on all four sides by the opening 905, and the bottom is secured by the seat piece 910 of the holding part 906, and the left and right sides and the rear surface are secured by the side piece 907 and the rear piece 909. The battery 10 is supported horizontally. The battery 10 is supported horizontally by the bottom piece 910, and on the other hand, since the top piece 901 is inclined as described above, the front part 102 forming the terminal part 101 side is supported by the top piece 910.
Projects above 01. Therefore, the exposed terminal portion 101
The connector 12 of the wiring 11 is connected to the connector 12 to facilitate attachment and detachment.

An electrical component 13 such as a relay is inserted into the adjacent storage opening 912 and is locked and supported by a locking piece 913. On the other hand, an ignition switch 14 is installed in the mounting hole 915 of the rear piece 903, and the wiring 11 is It is led out through an adjacent through hole 916. The battery 10 locks the hooks 15, 15 in the grooves 911 described above, and the band 16 is stretched between the hooks 15, 15 to fix the battery 10.

A cover 17 is provided to cover the above battery 10 and parts 12, and the base of the cover 17 is engaged with the aforementioned locking pieces 917, and the tip is attached to the upper piece 901.
It is secured by screws to the front mounting portion 908, and FIGS. 1 and 2 show the cover attached, and FIG. 3 shows the cover removed. In addition, 18 in the drawing is a starter motor.

(Effects of the invention) Next, the effects of the invention will be explained in detail. First, the battery is closer to the operating part of the handle, and an ignition switch etc. can be attached to the support base, and starting operations and other operations can be carried out in the grip part. Improves operability by concentrating on nearby areas.

Next, the terminal side of the battery is exposed, making it easier to connect and disconnect wiring connectors, etc., making it easier to connect and disconnect the terminal part when charging the battery, and because the battery is located close to the operation part, the wiring is short. Therefore, the wiring is easy and simple to route, there are fewer wiring supports, and the wiring is centralized, making the wiring as a whole simpler and easier.

In addition, the battery is located in a high place, which protects it from mud, water, etc., and because the battery is mounted between the left and right members of the steering wheel, the relatively heavy battery can be placed on the center line of the vehicle body. Therefore, the balance is good when driving or turning left or right, and since the steering wheel has little vibration, the impact of vibration on the battery is reduced, and by mounting the battery on the steering wheel, this can be improved. The mass exerts a damping effect and can further suppress vibrations.

There are effects as described above.

[Brief explanation of drawings]

The drawings show an embodiment of the present invention; FIG. 1 is a perspective view of an example of a walking work machine, FIG. 2 is a perspective view of a battery loading device with a cover attached, and FIG.
3 is a perspective view with the cover removed, FIG. 4 is a plan view of the support base, and FIG. 5 is a sectional view taken along the line 5-5 in FIG. In the drawings, 1 is a working machine, 8 is a handle, 9 is a support stand, and 10 is a battery.

Claims (1)

[Scope of utility model registration request] A battery support stand with an approximately inverted U-shaped cross section is installed horizontally in front of the grip of the handle consisting of two left and right members, and the battery is mounted and supported on the battery support stand with its terminal side facing forward. A battery mounting device for a walking type engine working machine, characterized in that the terminal side of the upper part is exposed upward from the upper surface of the battery support stand.