JPS63112261A - Manual type carring car - Google Patents

Abstract

(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a technique that is effective when applied to a hand-pulled transport vehicle that can also be connected to a self-propelled transport vehicle.

[Prior Art] Hand-pulled transport vehicles that can also be connected to self-propelled transport vehicles have been known for some time.

[Problems to be Solved by the Invention] When vehicles are connected as described above, the hand-pulled transport vehicle can follow the turning of the self-propelled transport vehicle and turn so as not to interfere with each other. Distance between vehicles must be maintained.

As a means for ensuring the inter-vehicle distance, it is conceivable to provide a connected part on the hand-pulling handle and connect it to the rear part of the self-propelled transport vehicle via the connected part.

However, the hand-pulling handle of a hand-pulled transport vehicle protrudes forward for a long time to facilitate hand-pulling work, so if it is connected as it is, there is a problem that the vehicle IF distance becomes too long. Depending on where the section is placed, there is a problem that it may get in the way of the handler.

[Purpose of the Invention] This invention was made to solve the above problems, and when used as a handcart, the connected part provided on the handwheel does not get in the way of the handler, and on the other hand, the length To provide a hand-pulled transport vehicle capable of ensuring a sufficient inter-vehicle distance and maintaining a suitable inter-vehicle distance to enable smooth turning of the vehicle when used in conjunction with a self-propelled transport vehicle.

[Means for Solving the Problems] In order to solve the above-mentioned problems, the hand-pulled transportation vehicle according to the present invention is provided with a part of the hand-pulled handle that is pulled out forward from the vehicle body so that it can be bent. At the bent part,
The configuration includes a connected part that is connected to the rear of the self-propelled transport vehicle.

[Operations] When using a hand-pulled transport vehicle as a hand-pulled transport vehicle, the connected part to the self-propelled transport vehicle is provided in the middle of the forward protruding part of the hand-pulled handle; It acts in such a way that it does not get in the way.

On the other hand, when using a hand-pulled transport vehicle connected to the rear of a self-propelled transport vehicle, bend the forward protruding part of the hand-pulled handle in the middle and connect the connected part of the bent part to the rear of the self-propelled transport vehicle. Since it is designed to be connected to the rear, the distance between the vehicles must be set at a suitable distance (not too long or too short) so that the hand-pulled transport vehicle can smoothly follow the turning of the self-propelled transport vehicle. It works to maintain it.

[Embodiment] What is shown in FIG. 1 as a side view and in FIG. 2 as a plan view is a hand-pulled transport vehicle 1 according to the present invention.

As shown in the figure, the hand-pulled transport vehicle 1 is exemplified in this embodiment as a transport vehicle for a fire hose that is loaded onto a fire engine (not shown) and transported.

The vehicle body 12 has a pair of rotatable wheels 11 on the left and right sides thereof. 11 is installed.

A T-shaped manual handle 13 is attached to the upper front side of the T-shaped handle 13 and protrudes forward.
The vehicle can be moved by being pulled by a person.

The guide handle 13 is a guide tube 1 disposed on both left and right sides of the upper part of the vehicle main body 12 (above each axle 11, 11).
A U-shaped drawer frame 13a is guided so as to be slidable within the drawer frames 4 and 14 and pulled out a predetermined length, and a cylindrical base 15 is provided at the center of the front side of the drawer frame 13a so as to be freely rotatable (bendable). It is composed of a base shaft portion 13b that is fitted and extends forward from the vehicle body 12, and a grip portion 13c that is fixed at right angles to the tip of this base shaft portion 13b.

In this way, the guide handle 13 is attached to the vehicle body 1.
2, and can be bent at the cylindrical base 15.

A cylindrical locking member 16 is slidably fitted onto a portion of the drawer frame 13a next to the base 15, which contacts the base 15 and prevents its rotation.
is pressed against the base 15 by a spring 16a, thereby normally preventing rotation of the manual handle 13.

As shown in FIGS. 1 to 3, a connected piece 17 as a connected part is protruded from the base 15 of the manual handle 13 configured as described above. An insertion hole 17a (FIG. 3) is provided.

The connected piece 17 faces approximately horizontally forward when the manual handle 13 is fully rotated (bent) downward.

Although not shown, a hook may be provided at the front lower part of the vehicle body 12, and the hook may be used to lock the manual handle 13 in the downwardly bent position so as not to rotate. Further, 19a and 19b are a main stand and a side stand respectively attached to the vehicle body 12.

When the hand-pulled transport vehicle 1 configured as described above is used as a hand-pulled cart, the hand-pulled handle 13 may be pulled forward from the vehicle body 12 and held horizontally forward. Since the connected piece 17 is located at the base portion 15 of the base shaft portion 13b, it does not interfere with the manual handling work of the handler.

On the other hand, the self-propelled transport vehicle 2 to which the hand-pulled transport vehicle 1 is connected has a linear configuration, for example, as shown in FIGS. 6 and 7.

That is, the self-propelled transport vehicle 2 uses a power source 21 such as an internal combustion engine.
The rear wheels 22 are driven by the power source 21, and the chassis section 25 is equipped with a front wheel 23 and a handle 24.

The vehicle body 26 can be slid back and forth. Brackets 27, 27 are attached to the rear upper ends of left and right frames 26a, 26a constituting the vehicle body 26 of the self-propelled transport vehicle 2. A connecting member 4 for connecting the hand-pulled transport vehicle 1 is attached to the center of a support rod 28 suspended horizontally between these brackets 27, 27.

As shown in FIG. 4, this connecting member 4 has a support rod 28 (
The fitting member 41 is supported by a shaft (see FIG. 7) so as to be rotatable from an upward position to a rearward position within a range of about 90 degrees, and a locking pin 42 is attached to the fitting member 41. There is.

The fitting member 41 has a fitting hole into which the connected piece 17 is fitted so as to be able to rotate in the horizontal direction when the fitting member 41 is rotated and placed in a horizontal state (shown by a solid line in FIG. 4). 41a (FIG. 5). Further, the locking pin 4 is connected to a fitting member 41.
It is provided in the fitting hole 41a so that it can be moved in and out of the fitting hole 41a from a direction perpendicular to the fitting hole 41a through the insertion hole 41b provided in the fitting hole 41b. This locking pin 42 is guided by a pin guide part 42b attached to the fitting member 41, and is moved in a direction into the fitting hole 41a of the fitting member 41 by a spring 42c housed in the pin guide part 42a. is given power.

To connect the hand-pulled transport vehicle 1 to the self-propelled transport vehicle 2 configured in this way, pull out the hand-pulling handle 13 forward from the vehicle body 12 of the hand-pulled transport vehicle 1, and
By releasing the lock by separating the locking member 16 from the base 15 of the manual handle 13 against the force of the spring 16a, the base shaft portion 13b of the manual handle 13 is bent downward.

Next, the connecting member 4 of the self-propelled transport vehicle 2 is rotated so that it is in a horizontal state, and then the locking pin 42b of the connecting member 4 is pulled against the force of the spring 42d.

The piece 17 to be connected is fitted into the fitting hole 41a of the fitting member 41. Then, if the tension on the locking pin 42b is released,
The tip of the locking pin 42b is inserted into the insertion hole 17a of the piece 17 to be connected, and the connection is completed.

When connecting the hand-pulled transport vehicle 1 to the self-propelled transport vehicle 2, as described above, pull out the pull-out frame 13 of the hand-pulled handle 13 from the vehicle body 12, bend it at the base 15 of the base shaft portion 13b, and Since it is connected to the rear of the self-propelled transport vehicle 2 via the connected part 17 of 15, the inter-vehicle distance due to the connection is a suitable length, so that, for example, a companion runner at the connected part of the vehicle can fire a fire. There is no problem in smoothly performing work such as connecting hoses or disconnecting a hand-pulled transport vehicle that has used up a fire hose first, and the hand-pulled transport vehicle can follow the turning of the self-propelled transport vehicle. To enable a transport vehicle to turn smoothly without interfering with a self-propelled transport vehicle.

When loading 1 manual transport vehicle 1 onto a fire engine,
Bend the guide handle 13 downward.

In addition, it is preferable to push the drawer frame 13a into the guide tubes 14, 14 to shorten the overall length of the vehicle.

[Effects of the Invention] As described above, the hand-pulled transport vehicle according to the present invention has a hand-pulled handle that is provided with a portion of the hand-pulled handle that protrudes forward from the vehicle body so that it can be bent in the middle, and a self-propelled Since it has a structure with a connected part connected to the rear of the transport vehicle, when you want to use it as a guide car, you can extend the guide handle straight and use it, and the connected part will not get in the way of the guide work. If you want to use it by connecting it to a self-propelled transport vehicle, you can bend the first hand handle and connect the bent part to the rear of the self-propelled transport vehicle, making it easy to turn the self-propelled transport vehicle. A good inter-vehicle distance (not too long or too short) can be obtained so that the hand-pulled transport vehicle can turn smoothly while following the vehicle.

[Brief explanation of the drawing]

Figures 1 to 7 show embodiments of the hand-pulled transport vehicle according to the present invention. The side view which shows the bending part of a running type M'm vehicle. FIG. 4 is a side view showing the connected pieces and the connecting member, and FIG. 5 is a view taken in the direction of arrow A in FIG. 4. FIG. 6 is a side view showing the connected state of the vehicle, and FIG. 7 is a plan view thereof. DESCRIPTION OF SYMBOLS 1...Hand-pulled transport vehicle, 2...Self-propelled transport vehicle, 12...Vehicle main body, 13...Hand pull handle, 13b...Base shaft portion, 17...・Connected piece (
connected part). Figure 1, Figure 2, /4

Claims (1)

[Claims] Equipped with a hand-pulling handle that protrudes forward from the vehicle body,
In a hand-pulled transport vehicle connected to the rear of the self-propelled transport vehicle, the forward protruding portion of the hand-pulling handle is provided in the middle so that it can be bent, and the bent portion is provided with a A self-propelled transport vehicle characterized by being provided with a connected part.