JP2018130210A - Housing box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To cause closure holding power of a door by magnetic adsorption to be adjusted simply and easily.SOLUTION: As disaster prevention equipment, a housing box housing a fire extinguisher is provided with a freely openable/closable fire extinguisher door 38 at an opening of a case. On an opening frame 46 of the case, a magnet catch 48 is arranged with a magnetic adsorption surface outward, and on the fire extinguisher door 38 side, a plate-like magnet reception member 50 where a through-hole 54 is formed on a part of a magnetic attraction receiving surface 52 adsorbed onto a magnetic adsorption surface 56 of the magnet catch 48 at a closed position is arranged. The magnet catch 48 is arranged freely position-adjustably on the opening frame 46 by a position adjustment mechanism. By performing position adjustment along a slide hole 68 so as to change an area of the magnetic adsorption surface 56 facing the through-hole 54 of the magnet reception member 50, closure holding power of the fire extinguisher door by magnetic adsorption can be adjustable.SELECTED DRAWING: Figure 4

Description

  The present invention relates to a storage box in which an openable / closable door is provided in an opening of a housing, and a disaster prevention device such as a fire extinguisher is housed in the housing.

  Conventionally, a fire hydrant device installed in a tunnel such as an expressway or an automobile exclusive road has a hose and a valve fitted with a nozzle at the tip in a fire hydrant storage part of a housing having a hydrant door that can be freely opened and closed. For example, two fire extinguishers are housed in a fire extinguisher housing section having a fire extinguisher door that can be freely opened and closed.

  When a vehicle accident involving a fire occurs, users such as the driver of the accident vehicle should open the fire extinguisher door of the fire extinguisher storage part, take out the fire extinguisher, and perform fire extinguishing work such as initial fire extinguishing. Can do.

  The fire extinguisher door provided in the fire extinguisher storage part holds the fire extinguisher door in a closed state by a magnetic adsorption force, for example, by a closing mechanism using a magnet catch, and when using the fire extinguisher, By putting a hand on the handle provided with the appliance door and pulling it forward, the magnetic adsorption is released, and the fire extinguisher can be taken out simply and easily by opening the fire extinguisher door.

JP, 2006-055073, A JP 2001-250714 A

  However, in the fire extinguisher door closing mechanism using the magnet catch in such a conventional fire hydrant device, the magnet catch is attached to the housing opening frame side, and the magnetic adsorption receiving plate is opposed to the fire extinguisher door side. The fire extinguisher door is attracted and held in the closed position by attaching the magnet catch and magnetic adsorption receiving plate when the fire extinguisher door is closed due to variations in the dimensions of the fire extinguisher door and the case opening frame. In some cases, a predetermined closing holding force cannot be obtained.

  In such a case, the position is adjusted by putting an adjustment plate under the magnet catch and putting the clogs on it, but it takes time and effort, and the magnetic attraction force is only stepwise. Since it cannot be adjusted, it is impossible to adjust the closing holding force with high accuracy. For example, when a vibration test is performed, there is a problem that the fire extinguisher door opens without being able to withstand the test vibration.

  Such a problem is not limited to the fire extinguisher door of the fire hydrant device, but also applies to an indoor fire extinguisher box using a magnet catch or a storage box containing appropriate disaster prevention equipment.

  An object of this invention is to provide the storage box which accommodated the disaster prevention apparatus which can adjust the closing retention force of the door by magnetic adsorption | suction simply and easily.

(Storage box of the first invention)
The present invention provides a storage box in which a door that can be freely opened and closed is provided at an opening of a housing, and a predetermined disaster prevention device is stored in the housing.
A magnet catch arranged on the opening frame of the housing with the magnetic adsorption surface facing outward,
A plate-like magnet receiving member provided on the door and having a magnetic adsorption receiving surface that is adsorbed to the magnetic adsorption surface of the magnet catch at a closed position of the door;
A position adjustment mechanism that arranges the magnet catch in the opening frame of the housing so as to be adjustable so as to change the area of the magnetic attraction surface facing the magnet receiving member;
Is provided.

(Storage box of the second invention)
In another embodiment of the present invention, in a storage box in which a door that can be opened and closed is provided at the opening of the housing, and a predetermined disaster prevention device is stored in the housing,
A magnet catch placed on the door with the magnetic adsorption surface facing inward,
A plate-like magnet receiving member provided on the opening frame of the opening and having a magnetic adsorption receiving surface that is adsorbed to the magnetic adsorption surface of the magnet catch at the closed position of the door;
A position adjusting mechanism that arranges the magnet catch on the door so that the position of the magnetic attraction surface facing the magnet receiving member can be changed; and
Is provided.

(Drilling hole of magnet receiving member)
The magnet receiving member has a hole formed in a part of the magnetic adsorption receiving surface,
The position adjusting mechanism arranges the magnet catch so that the position of the magnet catch can be adjusted so as to change the area of the magnetic attraction surface opposite to the hole of the magnet receiving member.

(Magnet catch and position adjustment mechanism)
The magnet catch has mounting pieces with through holes formed at both ends of the bottom of the box-type case. The box-type case houses the permanent magnet and yoke plate. The upper end of the yoke plate protrudes from the front magnetic adsorption surface. Has been
The position adjustment mechanism
A sandwiching plate member disposed on the back side of the opening frame facing the magnet catch;
A slide hole formed as an elongated hole in the opening frame toward the magnet catch position adjustment direction;
A screw member that is screwed and fixed to the sandwich plate member through the through hole of the mounting piece of the box-type case and the slide hole of the opening frame; and
Is provided.

(Rectangular hole)
The hole of the magnet receiving member is rectangular.

(Fire extinguisher box)
It is configured as a fire extinguisher box in which a fire extinguisher is housed in a housing.

(Basic effects of the storage box of the first invention)
The present invention is a storage box in which a door that can be opened and closed is provided in an opening of a housing, and a predetermined disaster prevention device is housed in the housing, and the magnetic adsorption surface is arranged outward on the opening frame of the housing. Magnet catch, a plate-like magnet receiving member that is provided on the door and has a magnetic adsorption receiving surface that is adsorbed to the magnetic adsorption surface of the magnet catch when the door is closed, and a magnetic adsorption surface that faces the magnet receiving member And a position adjusting mechanism for freely adjusting the position of the magnet catch on the opening frame of the housing so as to change the area of the magnet, so that the area of the magnetic attraction surface facing the magnet receiving member is reduced. By adjusting, the area where the magnetic adsorption surface and the magnetic adsorption receiving member are opposed to each other can be increased and the adsorption holding force can be strengthened. By adjusting the position of the magnetic adsorption surface, the area where the magnetic adsorption surface and the magnetic adsorption receiving member are opposed to each other can be reduced, and the adsorption holding force can be weakened. It can be adjusted to the state.

(Basic effects of the storage box of the second invention)
In another embodiment of the present invention, the magnet catch is provided on the door and the magnet receiving member is provided on the opening frame, but the effect is basically the same as the first invention described above. Be the same.

(Effect of the punched hole in the magnet receiving member)
In addition, the magnet receiving member has a hole formed in a part of the magnetic adsorption receiving surface, and the position adjustment mechanism can adjust the position of the magnet catch so as to change the area of the magnetic adsorption surface opposite to the hole of the magnet receiving member. Therefore, it is possible to estimate the change in the magnetic attractive force from the degree to which the magnetic attractive surface is exposed to the hole of the magnetic attractive surface, and the magnetic attractive force can be adjusted easily and easily.

(Effects of magnet catch and position adjustment mechanism)
In addition, the magnet catch has a mounting piece with through holes formed at both ends of the bottom of the box-type case, and a permanent magnet and a yoke plate are accommodated in the box-type case. The upper end of the yoke plate is the front magnetic adsorption surface The position adjusting mechanism includes a sandwiching plate member disposed on the back side of the opening frame facing the magnet catch, and a slide hole formed as an elongated hole in the opening frame toward the position of the magnet catch. Since a screw member that is screwed and fixed to the sandwiching plate member through the through hole of the mounting piece of the box-type case and the slide hole of the opening frame is provided, the position adjustment of the magnet catch is tightened to the sandwiching plate member By loosening the screw member that fixes the magnet catch to the opening frame, the magnet catch can be moved along the slide hole of the opening frame, and the optimal closing Adjusted to a position where the holding force can be obtained, it may be fixed by tightening the screw member in the adjusted position, since it is not necessary to remove the magnet catch closure holding force by simply and easily magnetically adsorbed can be adjusted.

(Rectangular hole)
In addition, since the hole of the magnet receiving member is rectangular, the change in magnetic attraction force with respect to the amount of movement of the magnet catch is approximately proportional, and it is possible to grasp how much the magnetic attraction force increases and decreases when the magnet catch is moved. Easy to adjust the closing holding force.

(Effect of fire extinguisher box)
In addition, when configured as a fire extinguisher box in which a fire extinguisher is housed in a housing, for example, it is possible to easily and appropriately adjust the closing holding force for clearing a vibration test in the case of a fire extinguisher box for a tunnel.

Explanatory drawing which showed embodiment of the fire hydrant apparatus in which the fire extinguisher storage part provided the fire extinguisher door Explanatory drawing which showed the state which opened the fire extinguisher door of FIG. Explanatory drawing showing a fire extinguisher door closing and holding mechanism using a magnet catch and a magnetic backing plate Explanatory drawing showing the adjustment state of the closing holding force by adjusting the position of the magnet catch divided into three stages

[Outline of fire hydrant device]
FIG. 1 is an explanatory view showing an embodiment of a fire hydrant apparatus in which a fire extinguisher door is provided in a fire extinguisher storage portion, and FIG. 2 is an explanatory view showing a state where the fire extinguisher door of FIG. 1 is opened.

  As shown in FIG. 1, the fire hydrant device 10 has a structure in which the casings 12-1 and 12-2 are divided on the fire hydrant side and the fire extinguisher side. After mounting and assembling necessary equipment and members to the casings 12-1 and 12-2, they are connected and fixed. In this state, they are carried into the tunnel site and installed on the gantry 11.

  The door opening 16 of the right decorative panel 14-1 is divided into two parts, and a forward tilting fire hydrant door 20 that opens downward by a hinge 18 is disposed at the lower door opening, and a hinge 22 is disposed at the upper door opening. An upper door 24 that functions as a maintenance door that opens upward is disposed, and a valve unit including a hose with a nozzle and a fire hydrant valve is accommodated therein.

  On the left side of the door opening 16 is provided an electrical component door 28 that opens to the right by a hinge 26. A red indicator lamp 30, a transmitter (manual notification device) 32, and a response lamp 34 are provided here. A telephone jack is provided inside the product door 28.

  A fire extinguisher door 38 that opens to the left by a hinge 36 is provided on the left side of the electrical component door 28, so that two fire extinguishers can be housed inside. The fire extinguisher door 38 is held in the closed position by the door closing and holding mechanism 40. By pulling a handle 42 provided at the approximate center of the right end of the door toward the front, the closed holding by the magnetic adsorption is released and the fire extinguisher door 38 is moved. Can be opened on the left side. Further, a viewing window 44 is provided below the fire extinguisher door 38 so that the presence or absence of the fire extinguisher can be confirmed from the outside.

  The door closing and holding mechanism 40 provided in the fire extinguisher door 38 is a magnet disposed in an opening frame 46 that is formed in the right-side vertical direction of the electrical component door 28 as shown in FIG. A catch 48 and a magnet receiving member 50 disposed inside the fire hydrant door 38 are configured.

[First embodiment of door closing and holding mechanism]
FIG. 3 is an explanatory view showing a first embodiment of a door closing and holding mechanism of a fire extinguisher door using a magnet catch and a magnet backing plate, and corresponds to the first invention. Here, FIG. 3A shows a cross-section of a fire extinguisher door provided with a magnetic suction receiving member, and FIG. 3B shows an inside of the fire extinguisher door where the magnetic suction receiving member is arranged. ) Shows the part of the opening frame in which the magnet catch is arranged, and FIG. 3D shows the section of the opening frame in which the magnet catch is arranged in section.

(Magnet receiving member)
As shown in FIGS. 3A and 3B, the magnet receiving member 50 is fixed to the inner left end of the fire extinguisher door 38 in an open state as shown in FIG. 2, and is made of a magnetic material such as an iron plate. Is a vertically long rectangular plate member having a flat magnet receiving surface 52 formed on the inner side, and a rectangular punched hole 54 formed above the magnet receiving surface 52.

(Magnet catch and position adjustment mechanism)
As shown in FIGS. 3C and 3D, a magnet catch 48 is disposed in the opening frame 46 formed in the left end vertical direction of the electrical component door 28 with the magnetic attracting surface 56 facing outward. The magnet catch 48 has an attachment piece 60 in which a through hole 62 is formed at both ends of the bottom of the box-shaped case 58, and a permanent magnet and a yoke plate 64 are accommodated in the box-shaped case 58. Three pieces are projected on the front magnetic attraction surface 56 so as to be divided into upper and lower portions.

  The position of the magnet catch 48 can be adjusted in the height direction to the opening frame 46 so that the area of the magnetic attracting surface 56 with respect to the punch hole 54 of the magnet receiving member 50 arranged on the fire extinguisher door 38 side is changed by the position adjusting mechanism. Has been placed.

  The position adjustment mechanism of the magnet catch 48 includes a sandwiching plate member 66 disposed on the back side of the opening frame 46 facing the magnet catch 48 and a length in the height direction that is the position adjustment direction of the magnet catch 48 on the opening frame 46. A pair of slide holes 68 formed on both the upper and lower sides as holes and two through holes in the attachment pieces 60 of the box-shaped case 58 and the slide holes 68 in the opening frame 46 are screwed into the sandwich plate member 66 to be fastened and fixed. And a screw member 70.

  The position of the magnet catch 48 is adjusted by the position adjusting mechanism. When the screw member 70 fixing the magnet catch 48 is loosened by tightening to the sandwiching plate member 66, the magnet catch 48 is moved along the slide hole 68 to the rear sandwiching plate. It can move in the vertical direction together with the member 66, moves to an appropriate position within the sliding range with respect to the slide hole 68, and can be fixed at a desired adjustment position by tightening the screw member 70 at the moved position.

  In this case, it is only necessary to loosen the screw member 70 so that the magnet catch 48 can slide, and it is not necessary to remove the magnet catch 48 from the opening frame 46. Therefore, the position of the magnet catch 48 can be adjusted easily and easily.

(Adjustment of closing holding force by position adjustment mechanism)
FIG. 4 is an explanatory diagram showing the adjustment state of the closing holding force by adjusting the position of the magnet catch divided into three stages. FIG. 4 (A) shows the case where the closing holding force is maximized, and FIG. Shows a case where the closing holding force is medium, and FIG. 4C shows a case where the closing holding force is minimized.

  4A shows a state in which the magnet catch 48 of the opening frame 46 is moved and fixed to the magnet receiving member 50 of the fire extinguisher door 38 to the lower limit position where the screw member 70 hits the lower end of the slide hole 68. At the lower limit position, the upper and lower yoke plates 64 of the magnetic attracting surface 56 outside the magnet catch 48 are not positioned in the rectangular punch holes 54 formed in the magnet receiving member 50, and all the yoke plates 64 are positioned on the magnet receiving surface 52. Thus, the magnetic attraction range 72 is maximized, the maximum magnetic attraction force is generated, and the closing holding force of the fire extinguisher door 38 can be adjusted to the maximum.

  FIG. 4C shows a state in which the magnet catch 48 of the opening frame 46 is moved and fixed to the magnet receiving member 50 of the fire extinguisher door 38 to the upper limit position where the screw member 70 hits the upper end of the slide hole 68. At the upper limit position, the upper half yoke plate 64 of the magnetic attracting surface 56 outside the magnet catch 48 is positioned in a rectangular punched hole 54 formed in the magnet receiving member 50 and no magnetic attracting force is generated. The lower half yoke plate 64 of the magnetic attracting surface 56 outside 48 is positioned on the magnetic attracting receiving surface 52 of the magnet receiving member 50 to generate a magnetic attracting force. For this reason, in the case of FIG. 4C, the maximum magnetic attraction force shown in FIG. 4A is the minimum magnetic attraction range 76 which is almost halved, and the magnetic attraction force is reduced to the minimum. The closing holding force of the fire extinguisher door 38 can be adjusted to the minimum.

  FIG. 4B shows a state where the magnet catch 48 of the opening frame 46 is moved and fixed to the magnet receiving member 50 of the fire extinguisher door 38 so that the screw member 70 is in the vicinity of the middle of the slide hole 68. At this position, the upper half of the upper yoke plate 64 of the magnetic attracting surface 56 outside the magnet catch 48 is positioned in a rectangular punched hole 54 formed in the magnet receiving member 50, and no magnetic attracting force is generated. The magnetic attraction range 74 provides an intermediate magnetic attraction between the maximum magnetic attraction shown in FIG. 4A and the minimum attraction shown in FIG. 4C, and the fire extinguisher corresponds to this magnetic attraction. The closing holding force of the door 38 can be adjusted.

[Second Embodiment of Door Closure Holding Mechanism]
As a second embodiment of the door closing and holding mechanism in the fire extinguisher door according to the present invention, contrary to the first embodiment shown in FIG. 3, the magnetic adsorption surface 56 of the magnet catch 48 faces inward and the fire extinguisher door 38 is A plate-like magnet receiving member 50 disposed inside and having a hole 54 formed in a part of the magnetic adsorption receiving surface 52 is disposed in the opening frame 46, and the magnet receiving member is disposed in the opening frame 46 by a position adjusting mechanism. The magnet catch 48 is disposed on the fire extinguisher door 38 so that the position thereof can be adjusted so as to change the area of the magnetic attracting surface 56 of the magnet catch 48 facing the 50 punched holes 54.

  Also in this case, as in the case of the first embodiment shown in FIG. 4, the position is adjusted so as to reduce the area of the magnetic attracting surface of the magnet catch 48 relative to the punched hole 54 of the magnet receiving member 50. The door closing holding force due to magnetic attraction can be strengthened. On the other hand, by adjusting the position so as to increase the area of the magnetic attraction surface 56 of the magnet catch 48 opposite to the hole 54 of the magnet receiving member 50, the magnetic attraction The closing holding force can be weakened, and the closing holding force of the door by magnetic adsorption can be easily and easily adjusted to the optimum state.

[Modification of the present invention]
In the above embodiment, the magnet receiving member is provided with a punch hole, and the position of the magnet catch is adjusted so as to change the area of the magnetic adsorption surface opposite to the punch hole of the magnet receiving member. The magnetic attracting area may be changed by adjusting the position so that the magnetic attracting surface of the magnet catch is disengaged from the opposing surface of the magnet receiving member.

  In addition, when the magnet receiving member is installed, for example, when the door material is a magnetic adsorption member such as a steel plate, the magnetic adsorption force by the magnet catch can be increased by appropriately setting the thickness of the magnet receiving member provided on the door. The distance can be less than the material of the place where the magnet receiving member is installed, and even if the magnet receiving member is arranged on the magnetic attracting member, the magnetic attracting force can be adjusted without being affected by it.

  In the above embodiment, the magnet receiving member is fixed, and the magnet catch is provided so as to be freely adjustable by the position adjusting mechanism. However, the present invention is not limited to this. For example, the magnet catch may be fixed, and the magnet receiving member may be provided so that the position can be adjusted by a position adjusting mechanism or a double-sided tape.

  As described above, in the configuration in which the position of the magnet receiving member is freely adjustable by the position adjusting mechanism, the magnet catch provided with the position adjusting mechanism is arranged on the fire extinguisher door in the second embodiment described above. By fixing the magnet catch and disposing a magnet receiving member having a position adjusting mechanism on the opening frame, the door closing and holding structure can be realized more easily.

  In addition, the above embodiment is an example of a fire extinguisher door of a fire extinguisher storage unit provided integrally with a fire hydrant device, but it can also be applied to a fire extinguisher box installed alone in a tunnel, and a building or the like. It can be applied to a storage box in which appropriate disaster prevention devices such as a fire extinguisher box and a fire hydrant storage box are installed.

  The present invention includes appropriate modifications without impairing the object and advantages thereof, and is not limited by the numerical values shown in the above embodiments.

10: Fire hydrant device 11: Stand 16: Door openings 18, 22, 26, 36: Hinge 20: Fire hydrant door 24: Upper door 28: Electrical component door 35: Fire extinguisher storage part 38: Fire extinguisher door 40: Door closed holding Mechanism 42: Handle 44: Viewing window 46: Opening frame 48: Magnet catch 50: Magnet receiving member 52: Magnet receiving surface 54: Punching hole 56: Magnetic adsorption surface 58: Box-shaped case 60: Mounting piece 62: Through hole 64: Yoke plate 66: sandwiching plate member 68: slide hole 70: screw member

Claims (6)

In a storage box in which a door that can be freely opened and closed is provided at the opening of the housing, and predetermined disaster prevention equipment is stored in the housing,
A magnet catch disposed on the opening frame of the housing with the magnetic adsorption surface facing outward,
A plate-shaped magnet receiving member provided on the door and having a magnetic adsorption receiving surface that is adsorbed to the magnetic adsorption surface of the magnet catch at a closed position of the door;
A position adjusting mechanism for freely adjusting the position of the magnet catch on the opening frame of the housing so as to change the area of the magnetic adsorption surface facing the magnet receiving member;
A storage box characterized by that.
In a storage box in which a door that can be freely opened and closed is provided at the opening of the housing, and predetermined disaster prevention equipment is stored in the housing,
A magnet catch disposed on the door with the magnetic adsorption surface facing inward;
A plate-like magnet receiving member provided on the opening frame of the opening and having a magnetic adsorption receiving surface that is adsorbed to the magnetic adsorption surface of the magnet catch at the closed position of the door;
A position adjusting mechanism for freely adjusting the position of the magnet catch on the door so as to change the area of the magnetic adsorption surface facing the magnet receiving member;
A storage box characterized by that.
In the storage box according to claim 1 or 2,
The magnet receiving member has a hole formed in a part of the magnetic adsorption receiving surface,
The storage box, wherein the position adjustment mechanism arranges the magnet catch so that the position of the magnetic attraction surface relative to the hole of the magnet receiving member is changed.
In the storage box according to claim 1 or 2,
The magnet catch has mounting pieces with through holes formed at both ends of the bottom of the box-type case, a permanent magnet and a yoke plate are accommodated in the box-type case, and the upper end of the yoke plate Protruding on the adsorption surface,
The position adjustment mechanism is
A sandwiching plate member disposed on the back side of the opening frame facing the magnet catch;
A slide hole formed as an elongated hole in the opening frame in the direction of adjusting the position of the magnet catch;
A screw member that is screwed and fixed to the sandwiching plate member via the through hole of the mounting piece of the box-shaped case and the slide hole of the opening frame;
A storage box comprising:
In the storage box according to claim 1 or 2,
A storage box, wherein the hole of the magnet receiving member is rectangular.
  The storage box according to claim 1 or 2, wherein the storage box is configured as a fire extinguisher box in which a fire extinguisher is stored in the housing.

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