JP2567057Y2 - Carriers with articulated arms for plate-like objects such as glass plates - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a carrier with a connecting arm for a plate-like object such as a glass plate.

[0002]

2. Description of the Related Art In general, glass sheets used for construction and the like are manufactured at each factory, then once brought to a glass processing center, and then sent to each construction site after being processed to full size. It is distributed as if going.

[0003] In order to transport glass sheets through such a distribution process, various types of transporting glass sheets in a predetermined number of units have been conventionally performed in order to realize safe transportation without damaging the glass sheets. Tools are used.

[0004] As such a carrier, for example, the following carriers have conventionally been used.

Referring to FIG. 5 which shows the carrier according to the embodiment of the present invention, the carrier has a rectangular base portion (1) which supports a lower edge of a glass plate (G). )
And a back support (2) which is erected on the rear edge of the base (1) and receives the back surface of the glass plate (G), and is erected on the front edge of the base (1) so as to be tiltable forward. The front protection part (3) is provided as a basic configuration thereof, and the glass plate (G) is moved in and out with the front protection part (3) tilted forward. ing.

By the way, for example, the carrier is further provided with a back support portion for the purpose of holding the front protection portion (3) in an upright state and preventing the glass plate (G) from slipping off and falling off. A connecting arm (4) is provided for connecting the (2) and the front protection part (3) at an intermediate position in the height direction of the side edge part.

The connecting arm (4) has its rear end pivotally attached to the side edge surface of the back support (2) so as to be swingable.
The front end is detachably hung on the side edge of the front protection part (3). During the glass plate storage operation, the hung state of the front end of the connecting arm (4) is released. This is kept out of the way, and during transportation, the front end of the arm (1) is hooked on the front protection part (3) to hold the front protection part (3), and the glass plate (G). Is prevented from falling off.

[0008] In order to effectively perform such a function and to easily perform the operation of engaging and releasing the connecting arm (4), the following structure is used as the engaging structure. Was adopted.

That is, as shown in FIG. 6, at the side edge of the front protection part (3), at the middle position in the height direction, a locking male part (5) is attached in a laterally protruding state. I have. The hooking male part (5) has a constricted part (5a) on the base end side, and a large diameter part (5b) for engagement is continuously provided on the distal end side of the constricted part (5a). I have.

On the other hand, as shown in the figure, the connecting arm (4) is formed in an outwardly facing U-shape in cross section, and the lower male member (5) is provided on the lower wall (4a) at the front end thereof. )), An introduction opening (6) for introducing the large-diameter engagement portion (5b) is formed, and the proximal constriction (5a) of the male part (5) for hooking is inserted into its inner wall (4b). Large diameter part for engagement (5
A slit-like notch for engagement (7), which is relatively narrower than b), is formed so as to extend upward in communication with the introduction opening (6).

[0011] With such a latching structure, the latching operation of the connecting arm (4) to the front protection part (3) is performed as follows. That is, the front end of the arm (4) is shifted downward from the position above the male part (5) for latching, and the large diameter part (5b) for engagement of the male part (5) for latching is introduced. The constriction (5a) is introduced into the opening (6) and into the engagement notch (7). Then, the constricted portion (5a) is brought into contact with the innermost inner surface (7a) of the notch (7) for engagement. The innermost surface (7a) of the engagement notch (7) and the constricted portion (5a) abut against each other due to its own weight, and the left and right directions of the engagement notch (7) and the large-diameter engagement portion (5b). , A reliable locking state can be obtained.

It is sufficient that the latch release operation only moves the front end of the arm (4) upward.

[0013]

[Problems to be Solved by the Invention] However, in the transportation device with the connecting arm adopting the above-mentioned latching structure,
When the glass plate (G) is transported by a truck or the like by using this, the connecting arm (4) tends to float upward around the rear end pivot portion due to vibration, impact, and the like during transportation. There is a possibility that the arm (4) will actually lift upward due to the force applied, and the latched state may be unintentionally released, and the glass plate (G) may be laterally shifted to the side and fall off. There was a risk of causing.

[0014] In view of the above-mentioned conventional problems, the present invention does not allow the connecting arm, which has the above-mentioned application, to be passed between the tilt preventing portions for preventing the glass from tilting. A first object of the present invention is to provide a transporting device with a connecting arm which can prevent the intentional release and can safely and reliably transport the plate-like object, and can easily perform the operation of releasing the locking of the connecting arm as before. The purpose of.

Further, a second object of the present invention is to provide
The object of the present invention is to provide a transportation device with a connecting arm that can be realized while minimizing the cost required for improvement to a conventional transportation device with a connecting arm having a simple locking mechanism as described above. To provide.

[0016]

In order to achieve the above object, a first aspect is provided.
The present invention is based on the idea that a base portion for supporting a lower edge of a plate-like object such as a glass plate, and a plurality of tilt-inhibiting members which are erected in parallel on the base portion at predetermined intervals to prevent the plate-like object from tilting. And a connecting arm which is provided between the tilt preventing portions at an intermediate position of the side edge portion in the height direction and connects the tilt preventing portions to each other. One end of the connecting arm swings to one tilt preventing portion. A glass that is movably pivotally mounted, and the other end of the connecting arm is fitted into the other tilt prevention portion from above, and is hooked in such a manner as to allow upward detachment. In a transporting device with a connecting arm for a plate-like object such as a plate, an elastic portion for suppressing a detachment of an upward portion of the engaging side end of the connecting arm by an elastic restoring force at a locking portion between the connecting arm and the tilt prevention portion. With a connecting arm for a plate-like object such as a glass plate, characterized in that the body is interposed The gist of the 搬具.

According to a second aspect of the present invention, in the first aspect of the invention, a base constriction portion is provided on the tilt prevention portion on the arm hook side,
An engaging male portion comprising a large-diameter engaging portion continuously provided on the distal end side of the constricted portion is provided in a laterally projecting shape, while an end on the engaging side of the connecting arm is provided with a tilt preventing portion. An inner wall facing the side, and a lower wall connected to the inner wall, the lower wall being provided with an introduction opening through which a large-diameter portion for engagement of the engaging male portion is passed, and A narrow notch for engaging the base constricted portion of the engaging male portion is formed upwardly in communication with the introduction opening, and the elastic body has an engaging diameter of the male portion. An elastic holding portion that surrounds the large portion over half a circumference and holds the large diameter portion by elastic return force, and a pair of large diameter introducing legs extending downward from both ends of the elastic holding portion, A locking piece provided at a lower end of the introduction foot, and the elastic body is configured such that both of the locking pieces are aligned with the introduction opening of the lower wall of the arm. The state of locked allowed to each, on the arm lower wall, and the gist of the articulated arm with vehicles of the platelet of glass plate or the like comprising arranged along the notch for engaging.

[0018]

In the transport device with the connecting arm according to the first invention, even if a force in the upward detaching direction acts on the hook-side end of the connecting arm due to vibration or impact during transportation, the elasticity of the elastic body is increased. Such a detachment is suppressed by the restoring force, and safe and secure transportation is ensured.

Further, since the detachment of the connecting arm upward is merely suppressed by the elastic action of the elastic body, the operation of releasing the engagement of the connecting arm is easily performed.

Further, in the carrying device with the connecting arm according to the second invention, the elastic body surrounds the engaging large diameter portion of the engaging male portion over half a circumference and holds the large diameter portion by elastic return force. An elastic holding portion, a pair of large-diameter portion introducing feet extending downward from both ends of the elastic holding portion, and an engagement piece provided at a lower end portion of the foot portion. The elastic body having such a structure is formed by engaging both engagement pieces of the elastic body with each of the peripheral edges of the arm lower wall facing the introduction opening, and on the arm lower wall along the engagement notch. By having a structure that is merely arranged, the suppression of unintentional release of the connecting arm can be suppressed without any design change to the basic structure of the above-described locking mechanism. It is realized only by externally adding an elastic body such as

[0021]

Next, a description will be given of an embodiment in which the present invention is applied to a carrier with a connecting arm used for carrying a glass plate.

In the present invention, the object to be transported is not limited to a glass plate, but may be various other plate-like objects.

The carrier with a connecting arm according to the present embodiment, in its basic structure, directly follows the conventional carrier structure. That is, as shown in FIG. 5, the carrier of this embodiment is provided with a rectangular base portion (1), and a back support portion (2) as an inclination preventing portion is provided upright at a rear edge thereof. In addition, a front protection part (3), also serving as a tilt prevention part, is provided on the front edge so as to be tiltable forward, and
The back support part (2) and the front protection part (3) are connected by a connection arm (4) at a middle position in the height direction of both side edges.

The connecting arm (4) has its rear end pivotally attached to the side edge of the back support (2) in the same manner as in the prior art, while its front end has its front end. The front protection portion (3) is detachably hooked to a side edge portion of the front protection portion (3) in such a manner that upward separation is allowed.

This latching mechanism has the same basic structure as the conventional one.

That is, as shown in FIG. 1, the side edge of the front protection part (3) is provided with a male part for fastening comprising a base constricted part (5a) and a large diameter part for engagement (5b). (5) is mounted in a laterally protruding state.

The connecting arm (4) is formed in an outwardly facing U-shape in cross section, and the lower wall (4a) at the front end thereof has a large diameter portion for engagement of the engaging male portion (5). An introduction opening (6) for introducing the (4b) is formed, and the inner wall (4b) communicates with the introduction opening (6) to form a constriction at the base end of the male part (4). A slit-shaped notch (7) for engagement, which is relatively narrower than the male part (5) for engagement, which allows the insertion of 4a), is formed so as to extend upward.

As described above, the transporter with the connecting arm has the same basic structure as that of the conventional transporter. However, in addition to the above basic configuration, the transporter further includes an upward connecting arm (4). )) Is completely different from the conventional carrier in that it is provided with an elastic body (8) for suppressing detachment of the carrier.

That is, the elastic body (8) is made of a stainless steel strip plate for a spring, and as shown in FIGS. 2 and 3, the large diameter portion (5b) for engaging the male portion (5). ) For more than half a circumference, and an arc-shaped elastic holding portion (8a) for holding the large-diameter portion (5b) by elastic restoring force, and an elastic holding portion (8a)
A pair of large-diameter introduction legs (8b) and (8b), which extend downwardly from both ends to open in a “C” shape, and a pair of large-diameter introduction legs (8b) and (8b). An outwardly facing U-shaped engaging piece (8c) (8c) connected to the lower end is integrally provided. There is no particular limitation on the material of the elastic body (8).

The elastic body (8) has its U-shaped engagement pieces (8c) (8c) opposed to each other in the arm length direction of the introduction opening (6) of the arm lower wall (4a). Each of the peripheral portions is fitted and engaged, and is mounted on the arm lower wall (4a) along the engagement notch (7).

This mounting work is performed, for example, as follows.
Done.

That is, as shown in FIG. 4, one U-shaped engaging piece (8c) of the elastic body (8) is fitted to one side edge of the large-diameter portion introduction opening (6). Then, the elastic body (8) is pressed inward, and then the other engaging piece (8c)
To the other side edge of the introduction opening (6).
As a result, the elastic body (8) is mounted on the arm (4) in an appropriate mounting state in which the elastic body (8) does not fall off due to its own elastic action.

The mounting procedure is not particularly limited. Therefore, in addition to the above procedure, for example, the elastic body (8) is not pressed from both sides, and in this state, the two engaging pieces ( 8c) (8c) may be carried out in accordance with a desired procedure such as fitting and engaging the side edges of the introduction opening (6).

The concealing plate (9) also serves as a positioning guide for the elastic body (8). In the carrier shown in FIG. 5, reference numerals (11) and (11) denote swingable connecting arms which can connect the back support portion (2) and the front protection portion (3) at the upper edge. . Further, (12) is a glass plate front holding device, which holds the front portion of the glass plate (G) in a positioning state according to the storage amount of the glass plate.

In the transporter with a connecting arm having the above-described structure, the locking operation of the connecting arm (4) performed after the glass plate (G) is stored, for example, as shown in FIG. This is performed by moving the front end of (4) downward from the position above the introduction male portion (5).

In this transition process, the large-diameter engaging portion (5b) of the engaging male portion (5) passes through the introduction opening (6) to introduce the foot (8b) (8b) of the elastic body (8). During the introduction process, the elastic body (8) expands outward against its elastic restoring force, and enters the arc-shaped holding portion (8a). As a result, the large-diameter portion for engagement (5b) is held in the arc-shaped holding portion (8a) in a retaining-prevented state, and the front end of the connecting arm (4) is unintentionally detached upward. Is suppressed.

During the transportation of the glass plate (G) by the transporting tool with the connecting arm, the connecting arm (4) tends to float upward around the rear end pivot portion due to vibration, impact, or the like. Also, the floating of the large-diameter engagement portion (5b) is suppressed by the elastic body (8),
Unintended latch release behavior of the connecting arm (4) is prevented, and transport is performed safely and securely without collapse of the load.

Then, when the glass plate (G) is taken out of the carrier after the transportation, the arm (4) is swung upward to release the hooked state of the front end of the connecting arm (4). If it is moved, the large diameter portion for engagement (5b) is pulled out from the inside of the elastic body (8) against its elastic restoring force, and comes out of the introduction opening (6), and the locked state is reached. It is released.

As described above, in the above-mentioned carrier, the retaining force of the connecting arm (4) is reinforced by the holding action of the elastic body (8). The glass plate (G) can be safely and reliably transported to the destination by preventing the unintentional release of the locked state, and the locking and releasing operation of the connecting arm (4) can be performed. Although there is an elastic resistance due to the elastic body (4), it can be performed by a very simple operation of raising and lowering the connecting arm (4) in substantially the same manner as in the related art.

In addition, the above-mentioned carrier can be completed only by externally adding the elastic body (8) to the conventional carrier, so that no drastic design change of the conventional carrier is required, and the cost is reduced. It is possible to manufacture and provide the above-mentioned carrier very advantageously.

[0041]

As described above, according to the first aspect of the present invention, the transporting device with the connecting arm according to the first aspect of the present invention is configured such that the connecting portion of the connecting arm and the tilt-inhibiting portion is detached upward from the hook-side end of the connecting arm. The elastic body that suppresses the elasticity by the elastic restoring force is interposed, preventing unintentional release of the hooked state of the connecting arm during transportation, transporting the glass plate to the destination safely and securely I can go.

Further, since the hooking state of the connecting arm is held by the elastic action of such an elastic body, the locking and unlocking operation of the connecting arm can be performed by raising and lowering the connecting arm in the same manner as before. It can be performed by an extremely simple operation, without impairing the simple operability at all, and it is possible to prevent unintentional release of the hooked state of the connecting arm.

Further, in the transporter with a connecting arm according to the second invention, the elastic body surrounds the engaging large diameter portion of the engaging male portion over half a circumference and holds the large diameter portion by elastic return force. An elastic holding portion, comprising a pair of large-diameter portion introducing feet extending downward from both ends of the elastic holding portion, and an engagement piece provided at a lower end portion of the foot portion, The elastic body having such a structure is arranged along the engagement notch on the arm lower wall by engaging the both engagement pieces with the respective peripheral edges of the arm lower wall opposite to the introduction opening. Since the structure is simply provided, the restraint of the unintentional latch release behavior of the connecting arm can be simply achieved without any design change to the basic structure of the latch mechanism as described above. It can be realized only by adding such an elastic body externally, and its installation is very easy. Therefore, it is possible to suppress the cost of improvements to conventional articulated arm with transport device extremely low.

In particular, the vehicles employing the articulated arms as in the present invention are provided in the world innumerable, and therefore, the vehicles in the present invention are equipped with elastic bodies. Just can be made,
Its practical value is immeasurable.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a connecting arm locking structure in a glass plate carrier according to one embodiment.

FIG. 2 is a perspective view showing a connecting arm and an elastic body in a separated state.

FIG. 3A is a cross-sectional front view showing a locked state of a connecting arm, and FIG. 3B is a cross-sectional view taken along line II in FIG.

FIG. 4 is a perspective view showing a method of mounting an elastic body.

FIG. 5 is an overall perspective view of the carrier.

FIG. 6 is a perspective view showing a conventional glass plate carrier.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Base part 2 ... Back support part (tilt prevention part) 3 ... Front protection part (tilt prevention part) 4 ... Connecting arm 4a ... Lower wall 4b ... Inner wall 5 ... Male part for latching 5a ... Base neck part 5b ... Large diameter section for engagement 6 Introduction opening 7 Notch for engagement 8 Elastic body 8a Elastic holding section 8b Foot section for large diameter introduction 8c Engagement piece

Claims (2)

(57) [Scope of request for utility model registration] 1. A base portion for supporting a lower edge of a plate-like material such as a glass plate, and a base portion which is erected in parallel at a predetermined interval from the base portion,
A plurality of tilt preventing portions for preventing the plate-like object from tilting, and a connecting arm which is passed between the tilt preventing portions at a middle portion of the side edge portion in the height direction and connects the tilt preventing portions to each other. One end of the connecting arm is pivotally attached to one of the tilt preventing portions so as to swing freely, and the other end of the connecting arm is fitted to the other tilt preventing portion from above, thereby permitting upward disengagement. In the aspect, in a transporter with a connecting arm for a plate-like object such as a glass plate to be hooked, a hooking end of the hooking side of the linking arm is provided at a hooking portion between the linking arm and the tilt prevention portion. A carrier with a connecting arm for a plate-like object such as a glass plate, wherein an elastic body for suppressing upward detachment by an elastic restoring force is interposed. 2. A locking male part comprising a base constricted part and a large-diameter engaging part connected to the distal end side of the constricted part is provided on a side of the tilt preventing part on the arm locking side. While the protrusion is provided in a protruding manner, an end on the hook side of the connecting arm has an inner wall facing the tilt preventing portion side and a lower wall connected to the inner wall, and the lower wall has An introduction opening through which the large-diameter portion for engagement of the male part is passed is provided, and a narrow notch for engagement through which the base constricted part of the male part for hooking passes through the inner wall communicates with the introduction opening. And an elastic holding portion formed upward, and the elastic body surrounds the large diameter portion for engagement of the male portion beyond half a circumference, and holds the large diameter portion by an elastic return force.
The elastic body comprises a pair of large-diameter introduction legs extending downward from both ends of the elastic holding portion, and a locking piece provided at a lower end of the introduction leg. Are arranged along the engaging notch on the lower arm wall in a state where the two locking pieces are locked to the respective peripheral edges of the lower arm wall facing the introduction opening. Item (1): A carrier with a connecting arm for a plate-like object such as a glass plate according to item (1).