JP3413549B2 - Material storage box stocker - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention stores materials such as segments used for shield work in a material storage box, stacks them in a vertical shaft for temporary storage, and transfers them to a trolley. Concerning the material storage box stocker .

[0002]

2. Description of the Related Art Conventionally, as a material for temporarily storing materials such as segments in a vertical shaft, there is a facility for storing materials for shield work described in Japanese Patent Application No. 2-184479.

As shown in FIG. 17, the storage facility has a plurality of shelves 3 for accommodating materials 2 such as segments in a vertical shaft 1.
a, ..., 3a ... are respectively formed in multiple stages, and a transfer device (not shown) for storing and taking out the material 2 from the stock racks 3 and 3 are provided, and at the front of the stock racks 3 and 3. Lifting platform 4
And a loading device 5 provided with.

[0004]

However, in the above-mentioned storage facility, a loading platform provided with a transfer device for storing and taking out the material 2 from / to the stock racks 3 and 3 in which the shelves 3a ... 4 in stock rack 3,
Since it is moved up and down on the front surface of the device 3, the structure of the entire device becomes complicated and expensive.

Further, in order to store and take out the material 2 from the stock racks 3 and 3 by the loading device 5,
There is a structural restriction that the loading device 5 has to be arranged in front of the stock racks 3, 3, and therefore, the installation area increases, and a larger vertical shaft must be excavated, which increases the construction cost. Invite.

Therefore, according to the present invention, the materials such as the segments used for the shield work can be efficiently stocked in a smaller installation area, and at the same time, they can be transferred by a simple structure. Material storage box
It is intended to provide a stocker .

[0007]

The material storage box stocker according to the present invention is a segment 15 used for shield construction.
Material storage boxes B1 to B8 that store materials such as are stacked in multiple stages and temporarily stored in the shaft 10.
Of these material storage boxes B1 to B8, a box support mechanism D1 capable of supporting the entire material storage boxes B2 to B8 stacked on the upper side of the lowermost one, and the lowermost material storage
The box support unit 35 that supports the box B1 and moves it up and down.
When the whole material storage boxes B2 to B8 stacked on the upper side of the lowermost material storage box B1 are supported by the box support mechanism D1, Lower only the material storage box B1,
The structure is provided with a box transfer mechanism D2 that transfers it onto the carriage 43 that is stopped below it.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described with reference to the drawings. A is 1 as shown in FIGS.
A leg body 8 in which a guide girder 7 is installed between a pair of moving legs 6 and 6, and a traverse device 9 movable along the guide girder 7.
It is a bridge crane consisting of and, and can move on a pair of tracks 11, 11 laid parallel to each other on both sides of the shaft entrance of the shaft 10.

The guide girder 7 is a flat rectangular frame, and one end of the guide girder 7 is used to unload the material storage box B from the transport vehicle 12 and to load the material storage box B onto the transport vehicle 12. In order to be able to perform, it is formed so as to extend outside one of the moving legs 6 and 6. Also, 1
Reference numerals 3 and 13 are a pair of guide rails that guide the traverse device 9.

The traverse device 9 includes the pair of guide rails 1 described above.
A traveling mechanism for traveling on 3, 3 and a lifting winch (both not shown) are built in a housing 9a, and a box lifting unit 14 for holding the material storage box B is held in the lifting winch. It is suspended by the rope 9b.

As shown mainly in FIGS. 3 to 5, the material storage box B has a box body 16 of a rectangular parallelepiped shape having an internal volume capable of accommodating, for example, three segments 15, which are materials, in an overlapping manner and having an open upper surface. , Side walls 16a, 16b, 16 of this
The upper holding frame 1 in conformity with the upper edges 16e of c and 16d
7, and a lower holding frame 18 is fixed to the lower edge 16f at a position shifted upward by a required width from this.

The holding frames 17 and 18 are plane rectangular frame bodies having the same shape and size, and their long sides 17a, 17a, 1
Rod fitting holes 19, 19, 19, 19 having a circular cross-section into which a rod 23a of a locking hydraulic jack 23, which will be described later, is fitted are formed so as to penetrate toward both ends of 8a, 18a.
Further, through holes 20, 20, 20, 20 having the same diameter as those of the rod fitting holes 19, 19, 19, 19 are formed in the side walls 16a, 16c of the box body 16 so as to face the rod fitting holes 19, 19, 19, 19. The outer edge of the rod fitting hole 19 ...
It is preferable that the inner edge of 0 ... Be chamfered for facilitating fitting of the rod 23a and the like of the hydraulic jack 23 for locking.

The side walls 16a, 16b, 16c, 16d protruding downward by a required width from the lower holding frame 18 are bent inward at a required angle to form a positioning piece 16g. , 16g ', 16g, 16
g'is formed.

The bottom wall 16h extends toward the side wall 16b from the reinforcing member 21 which is horizontally provided between the central portions of the side walls 16a and 16c.
Further, the two steel plates 16i, 16i are inclined from the reinforcing piece 21 toward the side wall 16d so that the depth of the box main body 16 gradually decreases.

Specifically, the two steel plates 16i, 16i
Are inclined so that their upper surfaces are brought into contact with the outer peripheral surface of the lowermost segment 15 among the segments 15 ,.
So that it is not necessary to separately dispose the members for that.

As shown in FIG. 1, the above-mentioned material storage boxes B are used by directly stacking them in multiple stages. Of these material storage boxes B, two adjacent upper and lower material storage boxes B, As for B, the lower holding frame 18 of the upper one comes into contact with the upper holding frame 17 of the lower one so that the two material storage boxes B, B can be vertically stacked in a stable state. ing.

When the two material storage boxes B, B are stacked, the positioning piece 1 of the upper material storage box B is placed.
6g and 16g 'are the upper edge 16e of the lower material storage box B
By inscribed in, the alignment of them is made.

As shown in FIGS. 6 and 7, the box lifting unit 14 includes a lifting frame 22 having a flat rectangular shape having the same shape and size as the holding frames 17 and 18 of the material storage box B, and four locking hydraulic jacks. 23, and a hydraulic device 24 mounted on the lifting frame 22. Numerals 22a, ... Are hanging members projectingly provided on the upper surfaces of the long frame members 22b, 22b of the holding frame 22 near both ends.

On the lower surface of the lifting frame 22, the box body 1 is attached.
Positioning pieces 22c, 22c ', 22c, 22c' similar to the positioning pieces 16g, 16g ', 16g, 16g' in FIG.
Is bent inside at a required angle. In addition, among the positioning pieces 22c, 22c, the lock hydraulic jacks 23 are arranged at positions facing the rod fitting holes 19 of the holding frame 17 of the material storage box B. ing.

The hydraulic jack 23 for locking is the box body 16
The jack body 23b is fixed to the positioning piece 22c with the rod 23a fitted into the through hole 20 and the rod fitting hole 19 of the holding frame 17 facing outward.

When the material holding box B is lifted by the box lifting unit 14, the box lifting unit 14 is placed on the material holding box B and the lower surface of the lifting frame 22 of the box holding unit 17 of the material holding box B. Contact the top surface. At this time, when the box lifting unit 14 and the material storage box B are displaced, the positioning piece 2 of the lifting frame 22 is moved.
2c, 22c ', 22c, 22c' are inscribed in the upper edge 16e of the material storage box B, and their alignment is achieved.

When the lower surface of the lifting frame 22 contacts the upper surface of the holding frame 17 of the material storage box B, the rods 23a of the lock hydraulic jacks 23 are inserted into the through holes 20 of the material storage box B. opposite. Therefore, by only placing the box lifting unit 14 on the material storage box B and extending the rod 23a, the rod 23a is inserted into the through hole 20 and the rod fitting hole 1.
Can Ru is fitted to 9, whereby the material accommodating box B
Will be able to lock. Also, rod 2
The locked state of the material storage box B can be released only by retracting 3a.

As shown in FIGS. 1 and 2, C1 and C2 are material storage box stockers having the same structure. Of these, the material storage box stocker C1 is the segment 1
5 for accommodating the material storage box B ..., and the material storage box stocker C2 temporarily stores the empty material storage box B ... To keep them,
They are juxtaposed in a state of being close to the inner side wall 10a. In addition,
Here, the configuration of the material storage box stocker C1 will be described, and the configuration of the material storage box stocker C2 will be omitted.

The material storage box stocker C1 is shown in FIGS.
As shown in FIG. 3, the storage box support transfer section D is installed on the bottom wall 10b of the vertical shaft 10, and the storage box storage section E is installed upright on the storage box support transfer section D.

The storage box support transfer section D has four guide struts 25 to 2 which are erected at positions corresponding to the vertices of a plane rectangle.
Of the eight, guide columns 25 and 26, guide columns 27 and 2
The upper lateral girders 29, 29 are provided horizontally between the eight, and the lower lateral girders 30, 30, 31, 31 are provided horizontally between the lower ends thereof so that they are vertically arranged in three stages. Base 32 and box support mechanism D fixed to the upper end surface of the base 32
1 and a box transfer mechanism D2 disposed below this, that is, in the base 32.

The box support mechanism D1 faces the rod fitting holes 19 of the holding frame 17 on the upper side of the material storage box B of the flat rectangular fixed frame 33 placed on the upper end surface of the base 32. The box-supporting hydraulic jacks 34 ... Are arranged at respective positions.

The box-supporting hydraulic jack 34 has a rod 34a fitted in the rod fitting hole 19 facing inward.
The jack body 34b is attached to the long frame members 33a, 33 of the fixed frame 33.
It is fixed to the outer surface of a.

The box transfer mechanism D2 includes guide columns 25 to 28.
A box support unit 35 that can be moved up and down along with four hydraulic jacks 3 for raising and lowering the box support unit 35.
It consists of 6 ...

The box support unit 35 is a rectangular frame 3 having a size capable of surrounding the holding frame 18 on the lower side of the material storage box B.
7, four box-supporting hydraulic jacks 38 ... Are arranged at positions facing the rod fitting holes 19 ... of the holding frame 18 on the lower side of the material storage box B.

Guide grooves 25a, 26a, 27a and 2 formed inside the guide columns 25 to 28 are provided at both ends of the long frame members 37a, 37a (one is not shown) of the frame 37.
Sliders 39 ... Which slide along 8a are arranged. That is, the frame 37 can be moved up and down along the guide columns 25 to 28 while being supported by the slider 39.

Each lifting hydraulic jack 36 includes a rod 36
The jack main body 36b of the frame 37 is erected on the bottom wall 10b of the vertical shaft 10 so that a can be connected to the lower surfaces of the four corners of the frame 37.

The box support unit 35 supports the material storage box B supported by the box support mechanism D1 as the rod 36a of the lifting hydraulic jack 36 expands and contracts, and the supporting position (a). The dolly 4 that stops the material storage box B vertically below the box support unit 35.
3 is reciprocated between the transfer position (3) and the transfer position (2).

In the storage box storage section E, columns 40, 40 are set up at the apexes of the rectangle surrounding the material storage box B as a set, and the storage box E is provided for each set of columns 40, 40. A spacer 41 for guiding B is arranged as shown in FIG.

The material storage box stockers C1 and C2 are
Two sets of columns 40 on the wall side of the storage box storage sections E, E,
40, 40, 40 are fixed to the side wall 10a of the vertical shaft 10 by wall connecting members 40a disposed at predetermined intervals.

As shown in FIGS. 1, 2, 8 and 10, reference numeral 42 denotes a rail laid on a work floor F on which a carriage 43 and a battery locomotive 44 travel, and from below the material storage box stockers C1 and C2. It is extended to the vicinity of the shield machine 46 in the side shaft 45. In addition, 42a shown in FIG. 2 is a crossover line.

Next, a plurality of material storage boxes B ... Are stacked in the vertical shaft 10 in a multi-stage manner by the material storage box stockers C1 and C2 having the above-mentioned structure and temporarily stored, and the material storage boxes B are also stored. The operation of transferring the ... To the carriage 43 will be described. In addition, here, of the plurality of material storage boxes B ...
The material storage boxes stacked on the upper side of this are shown as B2, B3 ... In order from the bottom.

<Stacking Operation of Material Storage Box> First, in order to supply the material storage box B1 to the material storage box stocker C1, it is mounted on the transportation vehicle 12 parked to the side by the bridge crane A described above. The stored material storage box B1 is lifted up, moved above the material storage box stocker C1 in the vertical shaft 10 and then hung down inside the stocker storage box C1.

When the suspended material storage box B1 is suspended in the storage box storage section E, it descends while being guided by the spacers 41, and then moved to the support position (a) as shown in FIG. While being supported by the box supporting unit 35, the box supporting unit 35 is also supported by the box supporting mechanism D1.

That is, the material storage box B1 has a box support mechanism D1 in the rod fitting holes 19 of the holding frame 17 on the upper side thereof.
The rods a of the box supporting hydraulic jacks 34 ... Are fitted, and the rod fitting holes 19 of the lower holding frame 18 are fitted.
The box support hydraulic jack 38 of the box support unit 35 ...
Are supported in a fitted state.

The material storage box B1 is attached to the box support unit 3
5, after being supported by the box support mechanism D1, the bridge-type crane A and the box lifting unit 14 suspend the next material storage box B2 in the material storage box stocker C1 as shown in FIG. It is stacked directly on the storage box B1.

The stacking operation is repeated as many times as necessary,
As shown in FIG. 13, the material storage box B is stored in the storage box storage unit E.
1 to B8 are stacked in multiple stages.

<Material Storage Box Transfer Operation> To transfer the material storage box B1 onto the carriage 43, as shown in FIG. 13, the lowermost material storage box B by the box support mechanism D1 is transferred.
After releasing the supporting state of No. 1, as shown in FIG. 14, the box supporting unit 35 is attached to the holding frame 17 on the upper side of the material storage box B2.
Is lowered so as to face the box supporting hydraulic jacks 34 of the box supporting mechanism D1.

Next, the box supporting hydraulic jacks 34 ... Of the box supporting mechanism D1 are extended and driven to move the rods 34a ... of the holding frame 17 above the material storage box B2 as shown in FIG. Fit into the rod fitting hole 19 ... As a result, the entire material storage boxes B2 to B8 excluding the lowermost material storage box B1 are in a state of being supported by the box support mechanism D1.

Rod 38 of the hydraulic jack 38 for supporting the box
a is fitted in the rod fitting hole 19 of the support frame 18 below the material storage box B1, the box support unit 35 is moved downward from the support position (a) to the transfer position (b), FIG.
The material storage box B1 is transferred to the carriage 43 as shown in FIG. After that, the box supporting hydraulic jacks 38 ... Are driven to retract, and the rod fitting holes 19 ...
... is pulled out, and the support state of the material storage box B1 is released.

The trolley 43 carrying the material storage box B1 is pulled by the battery locomotive 44, travels in the shaft 45, and is stopped near the shield machine 46, where the segment 15 stored in the material storage box B1 is located. ... is taken out.

The empty material storage box B1 from which the segments 15 have been taken out is carried by the carriage 43 to the material storage box stocker C2, and then the material storage box B is transferred by the reverse operation of the material storage box B described above. It is piled up in the storage box storage unit E on the storage box stocker C2 side and temporarily stored. Therefore, even if there is an empty material storage box B to be carried out by continuing the work at night, it is possible to stack them in the material storage box stocker C2 and temporarily store them. It is not necessary to carry out the empty material storage box B ... at night.

The present invention can be modified as follows. Although the material storage box stockers C1 and C2 are arranged side by side along the wall surface of the shaft in the above description, two or more material storage box stockers C1 and two material storage box stockers C2 are provided. They may be arranged side by side.

Further, for example, two material storage box stockers C2 may be arranged corresponding to one material storage box stocker C1.

Although the segment has been described as an example of the material in the above, the material may be, for example, a steel material or a tool used for construction. Further, the excavated earth and sand generated by the face may be filled and discharged in the empty material storage box after the material is taken out.

In this case, since the excavated earth and sand carried out can be transported to another earth dump site by the carrier while the material storage box is filled, it is not necessary to transship the excavated earth and sand, thus reducing the cost. It can also be planned.

Further, since the material storage box filled with the excavated earth and sand can be stored in the material storage box stocker in a stacked state in multiple stages, it is not necessary to carry out the excavated earth and sand at night, and noise at night is prevented. it can.

[0052]

According to the present invention, the following effects can be obtained. Since multiple material storage boxes can be directly stacked in multiple stages and stored in the shaft, more materials can be stored in a smaller space than when storing materials such as segments as they are on shelves. Can be accommodated and the installation area can be reduced.

Among the material storage boxes stacked in multiple stages, the lowest one can be transferred to the trolley by sequentially lowering it. Therefore, the transfer device can be stacked in multiple stages. Since it can be placed below the material storage box, the installation area can be further reduced.
Therefore, it is only necessary to excavate a small vertical shaft as much as the installation area can be reduced, and the construction cost for vertical shaft excavation can be reduced.

Since the material storage box can be transferred to the dolly by a simple operation of sequentially lowering the lowermost one, the structure relating to the transfer can be simplified.

Since the materials can be accommodated in the material accommodating box, it is possible to stack them in several steps in a starting base provided with a shaft. As a result, the stockyard for that purpose can be reduced, and the inside of the starting base can be effectively used.

[Brief description of drawings]

FIG. 1 is a longitudinal sectional view of a material storage box stocker according to the present invention, and a vertical shaft and a horizontal shaft in which the stocker is installed.

FIG. 2 is a cross sectional view thereof.

FIG. 3 is a plan view of a material storage box.

FIG. 4 is a front view thereof.

FIG. 5 is a side view thereof.

FIG. 6 is a plan view of a box lifting unit.

FIG. 7 is a front view thereof.

FIG. 8 is a partial front view showing a main part of the material storage box stocker.

FIG. 9 is a plan view of the material storage box stocker.

FIG. 10 is a partial side view of a main part of the material storage box stocker.

FIG. 11 is a front view showing a state in which the material storage boxes are stacked in the material storage box stocker and the lowermost material storage box is supported by the box transfer mechanism.

FIG. 12 is a front view showing a state where the next-stage material storage box is stacked on the lowest-stage material storage box supported in the material storage box stocker.

FIG. 13 is a front view showing a state where eight material storage boxes are stacked in the material storage box stocker.

FIG. 14 is a front view showing a state where the entire eight material storage boxes stacked in the material storage box stocker are lowered by the box transfer mechanism.

FIG. 15 is a front view showing a state in which a second-stage material storage box from the bottom is supported by a box support mechanism.

FIG. 16 is a front view showing a state in which the lowermost material storage box is transferred to a trolley.

FIG. 17 is a front view showing a conventional storage facility for shield work materials.

[Explanation of symbols]

15 Segment 16 as an example of material Box body 16a, 16b, 16c, 16d Side wall 16e Upper edge 16f Lower edge 17, 18 Holding frame 19 Rod fitting hole 34 Box supporting hydraulic jack 35 Box supporting unit 36 Lifting hydraulic jack 37 Frame 38 Box-supporting hydraulic jack 38a Rod 43 Cart A Bridge cranes B, B1, B2, B8 Material storage boxes C1, C2 Material storage box stocker D1 Box support mechanism D2 Box transfer mechanism

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Reference JP-A-56-37929 (JP, A) JP-A-10-266800 (JP, A) JP-A-10-331599 (JP, A) Actual development Sho-62- 132015 (JP, U) Actual Kaihei 3-65800 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) E21F 13/00-13/06 E21D 11/40 B65G 59/06

Claims (3)

(57) [Claims] 1. A material storage box stocker in which material storage boxes for storing materials such as segments used for shield construction are stacked in multiple stages and temporarily stored in a shaft, and the material storage boxes are stacked in multiple stages. Of the boxes, a box support mechanism that can support the entire material storage box stacked in the lowermost one , and a box support unit that supports the lowermost material storage box.
It consists of a knit and a hydraulic jack for raising and lowering it.
When the above-mentioned box support mechanism supports the entire material storage box stacked in the lowermost material storage box, only the lowermost material storage box is lowered and stopped below it. A material storage box stocker, which is equipped with a box transfer mechanism for transferring to a trolley. 2. A box support unit, the size of the frame containing the material containing box, according to claim 1 Material containing box stocker according formed by arranging a plurality of boxes supporting hydraulic jack. 3. A material storage box has a rectangular parallelepiped box body having an internal volume capable of storing a plurality of materials and an open top surface, and a side wall of the box main body having upper and lower side edges of the box supporting hydraulic jack. The material storage box stocker according to claim 2 , wherein a holding frame having a rod fitting hole into which the rod is fitted is fixed.