KR101731260B1

KR101731260B1 - Vertical Transport Systems

Info

Publication number: KR101731260B1
Application number: KR1020150131359A
Authority: KR
Inventors: 김영종
Original assignee: 주식회사 에스에프에이
Priority date: 2015-09-17
Filing date: 2015-09-17
Publication date: 2017-04-28
Also published as: KR20170033532A

Abstract

A vertical transport system is disclosed. According to an aspect of the present invention, there is provided a vertical transport system comprising: a carriage supporting a transport object and being lifted and lowered between a plurality of layers; A lift unit provided so as to penetrate between the plurality of layers and to raise and lower the carriage; And at least one horizontal fire shutter provided in a connection passage formed between two vertically adjacent layers and blocking a connection passage when a fire occurs, the horizontal fire shutter comprising: a base provided at one side of the connection passage; And a carriage lifting / lowering passage coupled to the base to selectively open and close the carriage lifting passage for lifting and lowering the carriage, wherein the opening position for opening the carriage raising / lowering passage and the closing position for closing the carriage raising / lowering passage are movably coupled to the base, And a carriage passage opening / closing unit having a sliding door in which chucking is released.

Description

{Vertical Transport Systems}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vertical transportation system, and more particularly, to a vertical transportation system capable of minimizing the cost of installing, maintaining and repairing equipment, and more effectively and stably preventing diffusion of interlayer fires .

The vertical conveyance system is used when conveying an article across a plurality of layers, and Fig. 1 is a view schematically showing a conventional vertical conveyance system.

1, the conventional vertical transportation system 1 'includes a booth 3' which is a passage for transporting a transport object 2 'over a plurality of layers, And an entry / exit path 6 'is provided in the firewall 4' for loading or unloading the object 2 'by the input / output conveyor 5'.

At this time, a vertical fire shutter 7 'for vertically opening / closing the inlet / outlet passage 6' is installed on one side of the inlet / outlet passage 6 'to close the inlet / outlet passage 5' It was common to prevent diffusion.

However, this conventional method has a problem that the installation cost must be expensive because the fire wall 4 'must be installed from the lowest floor to the upper floor of the vertical transportation system.

In addition, since it is possible to prevent diffusion of fire between layers only when all the vertical fire-fighting shutters 5 'are operated simultaneously, not only the sections necessary for preventing the diffusion of fire, it is impossible to effectively prevent the diffusion of fire, Since the structure of the shutter 5 'is complicated, the reliability is low, and there is a problem that maintenance and repair of the equipment are expensive.

Korean Patent No. 10-0621207 (Aug. 30, 2006)

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in view of the above problems, and it is an object of the present invention to provide a fire extinguishing system capable of minimizing the installation cost, To provide a vertical conveyance system capable

According to an aspect of the present invention, there is provided an image forming apparatus comprising: a carriage supporting an object to be conveyed and raised and lowered between a plurality of layers; A lift unit provided between the plurality of layers to move the carriage up and down; And at least one horizontal fire shutter provided in a connection passage formed between two adjacent upper and lower layers, and blocking the connection passage when a fire occurs, wherein the horizontal fire shutter includes a base provided on one side of the connection passage, ; And a carriage lifting / lowering passage coupled to the base to selectively open and close a carriage raising / lowering passage in which the carriage ascends and descends, the carriage lifting passage being coupled to the base so as to move between an open position for opening the carriage raising / lowering passage and a closing position for closing the carriage raising / And a carriage passage opening / closing unit having a sliding door in which chucking at the open position is released when the carriage passage opening and closing unit is released can be provided.

Wherein the sliding door is arranged to be reciprocally slidable between the open position and the closed position, and the carriage passage opening / closing unit is provided on the base and the sliding door such that the sliding door is normally positioned at the open position A door release unit for chucking the sliding door to the open position and releasing chucking of the sliding door when a fire occurs; And a reel spring coupled to one side of the sliding door and the base to pull the sliding door from the open position to the closed position side.

Wherein the door release unit comprises: a first door release provided on the base; And a second door release provided on the sliding door and magnetically coupled to the first door release.

The carriage passage opening and closing unit may further include a door latch which is provided on the other side of the sliding door and latches the sliding door to the closing position when the sliding door moves to the closing position.

The carriage passage opening and closing unit may further include a guide module provided at one side of the sliding door to guide the sliding operation of the sliding door.

The guide module includes at least a pair of horizontal rollers provided on both sides of the sliding door in parallel with a sliding direction of the sliding door; And at least a pair of vertical rollers provided to intersect with the horizontal rollers and in contact with the base, and the base may be provided with a roller guide for guiding movement of the sliding door in contact with the horizontal rollers.

The lifting unit includes: a lifter coupled to one side of the carriage and moving up and down with the carriage; A balance weight connected to the lifter and moving up and down in a direction opposite to the lifter; And a lifter mast disposed to penetrate the connection passage through the plurality of layers and guiding the lifter and the balance weight up and down.

The horizontal fire retarding shutter may further include a lifter mast passage opening / closing unit coupled to the lifter mast for selectively opening and closing the lifter mast inner passage for lifting and lowering the lifter.

The lifter mast includes a pair of projections protruding from the two walls facing each other in the interior of the lifter mast toward the center and a pair of openings formed in a direction intersecting the pair of projections, A lifter region for guiding the lifter of the lifter is formed at one side of a hypothetical line connecting the protrusions of the pair and a balance region for guiding the lifting and lowering of the balance weight may be formed at the other side.

The lifter mast passage opening / closing unit includes: a first blade module for opening / closing the lifter region; And a second blade module for opening and closing the balance area.

The first blade module includes a rotating blade disposed at one side of the lifter region and opening / closing the lifter region by a rotating operation; And an actuator coupled to the rotating blade for rotating the rotating blade.

The second blade module includes a sliding blade disposed adjacent to the balance weight region and opening / closing the balance weight region by a sliding operation; A driving motor connected to the sliding blade to slide the sliding blade; And a gear portion coupled to the sliding blade and the driving motor, respectively.

The base includes a frame; An open position side wall member coupled to one side of the frame and provided below the open position of the sliding door; And a closed position side wall member coupled to the other side of the frame and disposed at the outer side of the lifter mast between the sliding door and the base when the sliding door is disposed in the closed position.

Embodiments of the present invention provide a horizontal fire shutter that can be operated with a simple structure, so that it is not necessary to provide a separate firewall and the cost of installation, maintenance, and repair of the equipment can be minimized, It is possible to stably prevent diffusion of interlayer fire.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view of a conventional vertical transport system. FIG.
2 is a schematic view of a vertical transport system according to an embodiment of the present invention.
3 is a perspective view showing the horizontal fire shutter of FIG.
4 is a plan view showing a state in which the horizontal fire shutter of FIG. 3 is opened.
5 is a plan view showing a state in which the horizontal fire shutter of FIG. 3 is closed.
6 is a cross-sectional perspective view showing a state in which the lifter mast passage opening / closing unit of Fig. 3 is opened.
7 is a cross-sectional perspective view showing a state in which the lifter mast passage opening / closing unit of Fig. 3 is closed.

In order to fully understand the present invention, operational advantages of the present invention, and objects achieved by the practice of the present invention, reference should be made to the accompanying drawings and the accompanying drawings which illustrate preferred embodiments of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Like reference symbols in the drawings denote like elements.

3 is a perspective view illustrating the horizontal fire shutter of FIG. 2, FIG. 4 is a perspective view of the horizontal fire shutter of FIG. 3, 6 is a sectional perspective view showing a state in which the lifter mast passage opening / closing unit of Fig. 3 is opened, and Fig. 7 is a plan view of the lifter mast passage opening and closing unit of Fig. 3 is a sectional perspective view showing a state in which the lifter mast passage opening / closing unit of Fig. 3 is closed; Fig.

As shown in these drawings, the vertical transportation system 1 according to an embodiment of the present invention includes a carriage 10, a lift unit 20, and a horizontal fire shutter 30.

The carriage 10 supports the object to be transported and transports the object to be transported by ascending or descending, that is, ascending or descending, between a plurality of layers along the carriage elevating passage P1 (see the hatched portion in FIG. 4) .

The lifting unit 20 includes a lifter 210, a balance weight 220, and a lifter mast 230. The lift unit 20 includes a lifter mast 230,

The lifter 210 is coupled to one side of the carriage 10 and ascends and descends together with the carriage 10 by an electric motor (not shown), and lifter area Z1 of the lifter mast inner passage (P2, see hatched portion in FIG. 4) , See the hatched portion of FIG. 4).

The balance weight 220 is connected to the lifter 210 to reduce the load of an electric motor (not shown) that moves the lifter 210 in a direction opposite to the lifter 210. The lifter mast internal passages P2, (See the hatched portion of Fig.

The lifter mast 230 is disposed so as to pass through a connection passage P (see FIG. 2) formed between two layers vertically adjacent to each other over a plurality of layers and guides the lifter 210 and the balance weight 220 The lifter mast inner passage P2 is formed.

4 and 6, the lifter mast 230 is provided with a pair of protrusions 231a and 231b protruding toward the center from two opposing walls inside the lifter mast 230, A pair of openings 232a and 232b formed in a direction intersecting the pair of projections 231a and 231b (see Fig. 3) are formed.

At this time, a lifter zone Z1 for guiding lifting and lowering of the lifter 210 is formed at one side of the imaginary line connecting the pair of projections 231a and 231b, The balance weight region Z2 is formed.

The opening portion 232a on the lifter area Z1 side is provided so that the carriage 10 and the lifter 210 can be connected to each other and the opening portion 232b on the balance weight area Z2 side is provided on the side of the second blade module 720 So that the sliding blade 721 can slide.

In this embodiment, the lifter zone Z1 and the balance weight zone Z2 are formed separately from each other without being separated from each other. When the lifter zone Z1 and the balance weight zone Z2 are formed to communicate with each other, there is an advantage that the lifter mast 230 can be manufactured more easily .

The horizontal fire shutter 30 is provided in a connection passage P (see FIG. 2) formed between two adjacent upper and lower layers and serves to shut off the connection passage P when a fire occurs. Unlike the case of the conventional vertical transportation system, it is possible to select and close the connection path of a desired section.

For example, if a fire occurs in the first floor, the conventional vertical transportation system must simultaneously operate all vertical fire shutters installed in the entry / exit passages of all layers to prevent the spread of interlayer fires, There is an inefficient problem of wasting unnecessary energy for operation.

However, according to the present embodiment, when only the horizontal fire shutter provided between the first and second floors is operated, the fire generated in the first floor can be prevented from diffusing into the other floor, The spread of the fire can be prevented.

Further, according to the present embodiment, since the connecting passage P of each layer is closed, the booth 3, which is a passage for conveying the object to be conveyed over a plurality of layers, can be cut off for each layer, It is possible to prevent the fire from spreading, and it is not necessary to provide a separate firewall outside the booth 3.

Thus, according to the present embodiment, it is not necessary to provide a separate fire wall by providing the horizontal fire shutter 30, so that the cost for installation, maintenance and repair of the equipment can be minimized, .

The horizontal fire shutter 30 includes a base 300, a carriage passage opening / closing unit 500, and a lifter mast passage opening and closing unit 700.

The base 300 is provided on one side of the connection passage P and includes a frame 310, an open position side wall member 320, and a closed position side wall member 330.

The frame 310 includes an upper frame 311 and a lower frame 312 and the upper frame 311 and the lower frame 312 are rotated by the hinge 312, Lt; / RTI >

A groove is formed between the upper frame 311 and the lower frame 312 and a sliding door 510 to be described later is inserted into the groove. With such a structure, even when a fire is generated, So that the movable member 510 can maintain its position without disengaging.

In addition, the vertical roller 552, which will be described later, contacts the upper frame 311 and the lower frame 312 at the same time, so that the sliding operation of the sliding door 510 can be more precisely guided.

The open position side wall member 320 is coupled to one side of the frame 310 and is provided below the open position OP of the sliding door 510. When the sliding door 510 is closed And closes the connection passage P at the open position OP when placed at the position CP to prevent the spread of the fire.

5, when the sliding door 510 is disposed at the closed position CP, the sliding door 510 and the base 500 are coupled to each other, And is disposed outside the lifter mast 230 between the first and second lifter mats 310 to close the connection passage P to prevent the spread of fire.

4, an opening indicated by a hatched portion is formed in an area where the open position side wall structure 320, the open position side wall structure 320, and the lifter mast 230 are not disposed, The opening is a communication between the carriage ascending / descending passage P1 and the lifter mast inner passage P2.

The carriage passage opening and closing unit 500 is coupled to the base 300 to selectively open and close the carriage elevation passage P1 in which the carriage 10 ascends and descends and includes a sliding door 510 and a door release unit 520, a reel spring 530, a door latch 540, and a guide module 550.

The sliding door 510 is reciprocally slidable between an open position OP for opening the carriage elevation passage P1 and a closing position CP for closing the carriage elevation passage P1. And is positioned at the open position OP by being pushed by the frame 310 at the open position OP side of the carriage 100. Then, when the fire occurs, the chucking at the open position CP is released, ).

The door release unit 520 is provided on the base 300 and the sliding door 510 so that the sliding door 510 is chucked to the open position OP so that the sliding door 510 is normally positioned at the open position OP And releases the chucking of the sliding door 510 when a fire occurs.

The door release unit 520 includes a first door release 521 provided on the base 300 and a second door release 521 provided on the sliding door 510 and magnetically coupled to the first door release 521 522).

The door release unit 520 is made of an electromagnet. Normally, electricity is supplied to maintain the magnetically coupled state. If a fire occurs, the supply of electric power is intentionally cut off or the supply of electricity is cut off due to fire. The coupling is released.

The reel spring 530 is coupled to one side of the sliding door 510 and the base 300 to pull the sliding door 510 from the open position OP to the closed position CP side.

The use of the reel spring 530 allows the sliding door 510 to be slid and moved without providing a separate driving means. This makes it possible to stably close the carriage ascending / descending passage P1 even if a problem occurs in the electric system when a fire occurs There is an advantage that the reliability of the horizontal fire shutter can be improved.

As described above, according to the present embodiment, by providing the door release unit 520 and the reel spring 530, the sliding door 510 can be quickly and precisely conveyed by the action of releasing the chucking and the carriage elevating passage P1 It is possible to solve the problem that the conventional vertical fire shutter has a complicated structure and the reliability is reduced and the maintenance and repair of the equipment is expensive.

The door latch 540 is provided on the other side of the sliding door 510 and latches the sliding door 510 to the closing position CP when the sliding door 510 is moved to the closing position CP .

Once the sliding door 510 slides and closes the carriage ascending / descending passage P1, it needs to be fixed until the fire is suppressed. Since the door latch 540 is provided, the closed carriage elevating passage P1 Can be prevented from being opened again, so that the stability of the horizontal fire shutter 30 can be improved.

The guide module 550 is provided at one side of the sliding door 510 to guide the sliding operation of the sliding door 510 and includes a horizontal roller 551 and a vertical roller 552.

4 and 5, the horizontal roller 551 is provided on both sides of the sliding door 510 in parallel with the sliding direction of the sliding door 510, and the base 300 is provided with a roller guide 553 are provided to guide the movement of the sliding door 510 by contacting with the horizontal roller 552.

The vertical roller 552 is provided so as to intersect with the horizontal roller 551 to guide the sliding door 510 into sliding contact with the base 300.

At least one pair of the horizontal roller 551 and the vertical roller 552 may be provided. In the present embodiment, two pairs of horizontal rollers 551 and vertical rollers 552 are provided. However, the present invention is not limited to this, And may be changed to an appropriate number depending on the size and weight of the door 510. [

Hereinafter, the operation of the carriage passage opening / closing unit 500 will be described with reference to FIGS. 4 and 5. FIG.

First, as shown in detail in FIG. 4, the sliding door 510 is located at the open position OP, so that the carriage ascending / descending passage P1 is opened.

At this time, the reel spring 530 is coupled to the sliding door 510 at one side and is coupled to the frame 310 at the closing position CP of the base 300, so that the elastic force is applied to the sliding door 510 So that a tensile force is applied to the closing position CP side.

However, when the first door release 521 and the second door release 522 of the door release unit 520 are magnetically coupled and the magnetic coupling force of the door release unit 520 is lower than the tension of the reel spring 530 The sliding door 510 is chucked to the frame 310 at the open position OP.

5, when the fire occurs, the sliding door 510 is moved toward the closed position CP by the tension of the reel spring 530 while the magnetic coupling of the door release unit 520 is released, The carriage lift passage P1 is closed while sliding.

When the sliding door 510 slides, it can be smoothly slid to the correct position by the guide module 550.

The door latch 540 is engaged with the closed position side wall member 330 so that the sliding door 510 is in the open position OP when the sliding door 510 slides and closes the carriage ascending / As shown in FIG.

The lifter mast passage opening and closing unit 700 is coupled to the lifter mast 230 to selectively open and close the lifter mast inner passage P2 in which the lifter 210 and the balance weight 220 move up and down. Z1 and a second blade module 720 for opening and closing the balance area Z2.

First, the first blade module 710 includes a rotating blade 711 and an actuator 712.

The rotating blade 711 is disposed at one side of the lifter region Z1 and serves to open and close the lifter region Z1 by a rotation operation. The lifter region Z1 has lifter region blades 711a and An opening blade 711b of a shape corresponding to the lifter area side opening 232a and a protruding blade 711c corresponding to an area between the protruding parts 231a and 231b and a rotating shaft 711d .

The actuator 712 is connected to the rotating shaft 711d of the rotating blade 711 so as to rotate the rotating blade 711.

Next, the second blade module 720 includes a sliding blade 721, a drive motor 722, and a gear portion 723.

The sliding blade 721 is disposed adjacent to the balance weight zone Z2 and serves to open and close the balance weight zone Z2 by the sliding action and to open and close the balance weight zone Z2 through the balance weight zone Z2 side opening 232b (Z2).

The driving motor 722 is connected to the sliding blade 721 and serves to slide the sliding blade 721.

The gear portion 723 includes a rack 723b coupled to the sliding blade 721 and a pinion 723a coupled to the driving motor 722. The gear portion 723 converts the rotational motion of the driving motor 722 into a linear motion, Thereby sliding the blade 721.

Hereinafter, the operation of the lifter mast passage opening / closing unit 700 will be described with reference to Figs. 6 and 7. Fig.

6, the rotating blade 711 is vertically oriented. Therefore, the lifter region Z1 (see FIG. 4), the lifter area side opening portion 232a (see FIG. 4), and the protruding portion 3) and the sliding blade 721 protrudes to the outside of the lifter mast 230, the balance area Z2 (see Fig. 4) is opened State.

7, the actuator 712 rotates the rotating blade 711 to position the rotating blade 711 in the horizontal direction, so that the lifter area blade 711a rotates in the horizontal direction The opening blade 711b closes the lifter area side opening 232a and the protruding blade 711c closes the area between the protruding parts 231a and 231b.

The sliding blade 721 slides into the lifter mast 230 by the operation of the driving motor 722 and is inserted to close the balance area Z2 (see FIG. 4).

As described above, according to the present embodiment, there is no need to provide a separate firewall, so that the cost of installing, maintaining and repairing the equipment can be minimized, and the diffusion of fire can be prevented more effectively.

In addition, since the sliding door 510 can be quickly and accurately moved by the action of releasing the chucking and the carriage elevating passage P1 can be closed, the problem that the conventional vertical fire shutter has a complicated structure, It is possible to solve the problem that the maintenance and the maintenance of the apparatus are expensive.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. Accordingly, such modifications or variations are intended to fall within the scope of the appended claims.

10: carriage 20: lift unit
30: horizontal fire shutter 210: lifter
220: Balance 230: Lifter mast
300: Base 310: Frame
320: Open position side wall element 330: Closed position side wall element
500: carriage passage opening / closing unit 510: sliding door
520: door release unit 530: reel spring
540: Door latch 550: Guide module
700: lifter mast passage opening / closing unit 710: first blade module
720: 2nd blade module OP: open position
CP: Closed position P: Connection path
P1: carriage lift passage P2: lifter mast inner passage
Z1: Lifter area Z2: Balance area

Claims

A carriage supporting the conveying object and being raised and lowered between a plurality of layers;
A lift unit provided between the plurality of layers to move the carriage up and down; And
And at least one horizontal fire shutter provided in a connection passage formed between two adjacent upper and lower layers and blocking the connection passage when a fire occurs,
Wherein the horizontal fire-
A base provided at one side of the connection passage; And
And a carriage lifting / lowering passage coupled to the base for selectively opening and closing a carriage raising / lowering passage in which the carriage ascends and descends, the carriage raising and lowering passage being coupled to the base so as to be reciprocally slidable between an open position for opening the carriage raising / lowering passage and a closed position for closing the carriage raising / And a carriage passage opening / closing unit having a sliding door in which chucking at the open position is released when a fire occurs,
The carriage passage opening /
A door release unit provided on the base and the sliding door for chucking the sliding door to the open position so that the sliding door is normally located at the open position and releasing the chucking of the sliding door when a fire occurs; And
And a reel spring coupled to one side of the sliding door and the base to pull the sliding door from the open position to the closed position side,
Wherein the door release unit comprises:
A first door release provided on the base; And
And a second door release provided on the sliding door and magnetically coupled to the first door release.

delete

The method according to claim 1,
The carriage passage opening /
And a door latch provided on the other side of the sliding door and latching the sliding door to the closed position when the sliding door is moved to the closed position.

The method according to claim 1,
The carriage passage opening /
And a guide module provided at one side of the sliding door to guide the sliding operation of the sliding door.

6. The method of claim 5,
The guide module comprises:
At least one pair of horizontal rollers provided on both sides of the sliding door in parallel with a sliding direction of the sliding door; And
And at least one pair of vertical rollers provided to intersect with the horizontal rollers and in contact with the base,
Wherein the base is provided with a roller guide for guiding movement of the sliding door in contact with the horizontal roller.

The method according to claim 1,
The lift unit includes:
A lifter coupled to one side of the carriage and moving up and down with the carriage;
A balance weight connected to the lifter and moving up and down in a direction opposite to the lifter; And
And a lifter mast which is disposed through the connection passages and guides lifting and lowering of the lifter and the balance weight.

8. The method of claim 7,
Wherein the horizontal fire-
Further comprising a lifter mast passage opening / closing unit coupled to the lifter mast for selectively opening and closing the lifter mast inner passageway that further increases and decreases the balance.

9. The method of claim 8,
In the lifter mast,
A pair of projections protruding toward the center from two opposing walls in the lifter mast and a pair of openings formed in a direction crossing the pair of projections,
A lifter region for guiding lifting of the lifter is formed at one side of a virtual line connecting the pair of protrusions and a counterbalance region for guiding the lifting and lowering of the balance weight is formed at the other side.

10. The method of claim 9,
The lifter mast passage opening /
A first blade module for opening and closing the lifter region; And
And a second blade module for opening and closing the balance area.

11. The method of claim 10,
The first blade module includes:
A rotating blade disposed on one side of the lifter region and opening / closing the lifter region by a rotating operation; And
And an actuator coupled to the rotating blade for rotating the rotating blade.

11. The method of claim 10,
The second blade module includes:
A sliding blade disposed adjacent to the balance weight region and opening / closing the balance weight region by a sliding operation;
A driving motor connected to the sliding blade to slide the sliding blade; And
And a gear portion coupled to the sliding blade and the driving motor, respectively.

8. The method of claim 7,
The base includes:
frame;
An open position side wall member coupled to one side of the frame and provided below the open position of the sliding door; And
And a closed position side wall body coupled to the other side of the frame and disposed on the outer side of the lifter mast between the sliding door and the base when the sliding door is disposed in the closed position.