JPH0558778U - Fixed structure of storage door - Google Patents

Abstract

(57) [Abstract] [Purpose] The door can be fixed with a simple structure that does not require a projection for locking the door on the entrance-side floor of the storage cabinet. Provided is a fixing structure for a storage door, which is suitable for storing heavy objects such as. [Configuration] In a storage door in which a pair of doors are arranged in parallel on the front surface of the storage box 10, the pillar side of each door serves as an opening / closing fulcrum, and the parallel connection side serves as an opening / closing section, the opening / closing section side of one door 10a A lock bar 20 rotatably attached to the back and this lock bar 2
A holder 30 fixed above the shaft attachment portion 21 of 0 and locking the lock bar 20 when the door is opened, and the front end of the lock bar 20 which is provided on the front surface of the column, and locks the tip of the lock bar 20 when the door is closed. And a lock bar 2 provided on the back surface of the other door 10b on the side of the opening / closing portion and locked to the hook 40.
It is characterized in that a fixing means composed of a locking tool 50 elastically fitted to 0 is provided.

Description

[Detailed description of the device]

[0001]

[Industrial application]

 The present invention relates to an improvement of a structure for fixing a door for a storage cabinet. More specifically, the door can be fixed by a simple structure that does not require a protrusion for locking the door on the floor surface on the entrance side of the storage cabinet. The present invention relates to a fixing structure for a storage door, which has excellent fixing reliability and is suitable for storing heavy objects such as LP gas cylinders.

[0002]

[Prior Art]

 Conventionally, the structure shown in FIGS. 8 and 9 is known as a structure for fixing a door in a storage such as a shed or a locker.

That is, in FIGS. 8 and 9, a pair of doors 2 a and 2 b are arranged side by side on the front surface of the storage case 1 so as to be openable and closable around a frame as a fulcrum. The side is configured to open and close in a so-called double door type.

To fix the doors 2a and 2b, eccentric shafts (see FIG. 9) are provided on the back surfaces of the handles 3a and 3b attached to the front surfaces of the doors 2a and 2b, and are connected to the eccentric shaft 4. By moving the lock bars 5 in the direction of the arrow in FIG. 9 in conjunction with the operation of the handles 3a and 3b, the tips of the lock bars 5 are inserted through fixing holes 6a and 6b provided above and below the doors 2a and 2b. It was carried out by inserting it into fixing holes (not shown) provided on the upper and lower front sides of the main body of the storage case 1.

Further, when opening the doors 2a, 2b, the handles 3a, 3b are rotated in the opposite direction to the above, and the respective tips of the lock bar 5 are removed from the fixing holes to remove the doors 2a, 2b. This is done by pulling the doors 2a and 2b toward the front after being positioned inside.

However, in such a conventional double-door type double door, since it is necessary to provide a protrusion 8 on the front floor of the main body of the storage case 1 to form a fixing hole, for example, a heavy load such as an LP gas cylinder or the like. In the case of storing the door, there is a problem that not only the protrusion 8 interferes with the loading and unloading but also the object to be transported collides with the protrusion 8 and the destruction thereof is caused, so that the door cannot be fixed.

Further, in order to solve the above problem, when the fixing hole on the front floor of the storage case 1 is omitted and the lock bar 5 is fixed only by the upper side fixing hole of the storage case 1, for example, The doors 2a and 2b vibrate due to wind pressure on a windy day, and this vibration causes noise, and in severe cases, the door is unfixed.

[0008]

[Problems to be solved by the device]

 The present invention has been achieved as a result of investigations for solving the problems of the above-described conventional fixing structure for the storage door.

Therefore, an object of the present invention is to fix the door with a simple structure that does not require a protrusion for locking the door on the entrance-side floor surface of the storage, and has excellent fixing reliability. In particular, it is to provide a fixing structure of a storage door suitable for storing a heavy object such as an LP gas cylinder.

[0010]

[Means for Solving the Problems]

 In order to achieve the above object, the storage door fixing structure of the present invention has a pair of doors arranged side by side on the front of the storage, with the pillar side of each door as the opening and closing fulcrum, and the parallel side with the opening and closing part. In the storage cabinet door, the lock bar is rotatably mounted on the back side of the opening / closing part of one door, and the lock bar is fixed above the shaft mounting part of the lock bar when the door is opened. And a hook that is provided on the front surface of the column and that locks the tip of the lock bar when the door is closed, and a hook that is provided on the back surface of the other door on the opening / closing side and is locked by the hook. The present invention is characterized in that a fixing means including a locking tool that can be elastically fitted to the lock bar is provided.

[0011]

According to the fixing structure of the storage door of the present invention, the lock bar is rotatably mounted on the rear side of the side of the parallel connection part of one door, and the lock bar is fixed above the shaft mounting part. A retainer that locks the lock bar when the door is opened, a hook that is provided on the front surface of the support post and that locks the tip of the lock bar when the door is closed, and a rear surface of the other door on the side of the juxtaposed part. Since the locking means is provided by the locking tool that is elastically fitted to the lock bar that is locked to the hook, when the door is closed, it is erected in the width direction of the front of the storage case. By the action of the lock bar and the locking tool fitted to this lock bar, each door is securely fixed at the center of the back surface, and noise and disengagement of the fixing structure do not occur due to wind pressure. .

Therefore, according to the storage door fixing structure of the present invention, the door can be fixed by a simple structure that does not need to provide a door fixing protrusion on the entrance-side floor surface of the storage container. It has excellent reliability and is suitable for storage because it stores particularly heavy items such as LP gas cylinders.

[0013]

【Example】

 Hereinafter, an embodiment of a storage door fixing structure according to the present invention will be described in detail with reference to the drawings.

FIG. 1 is a perspective view of the storage in the first embodiment of the storage door fixing structure of the present invention, FIG. 2 is a rear view of the door in FIG. 1, and FIG. 3 is a holder in FIG. 30 is an enlarged perspective view of FIG. 4, FIG. 4 is an enlarged perspective view of the hook 40 in FIG. 1, FIG. 5 is an enlarged perspective view of the stopper 50 in FIG. 1, and FIG. 6 is a first fixing structure of the storage door of the present invention. FIG. 7 is a perspective explanatory view of the storage container in the second embodiment, and FIG. 7 is a rear view of the door portion in FIG.

In the first embodiment shown in FIGS. 1 to 5, the storage case 10 has a pair of doors 10a and 10b arranged side by side on the front surface thereof, and each of the doors 10a and 10b has a support 11a and 11b side. It has a so-called double-opening structure in which the opening and closing fulcrum is used and the parallel connection portion 10c side is used as the opening and closing portion.

1 and 2, reference numeral 12 is a handle for opening and closing the door, 13 is a window portion for confirming the inside of the storage case 10, and 14 is a hinge serving as an opening and closing fulcrum of the door 10a.

The lock bar 20 is provided on the rear side of the opening / closing part of the one door 10a at a position that is at least above the bottom of the storage case 10 and, in the drawing, about 50 cm above the floor of the storage case 10. It is rotatably rotatably supported by the shaft mounting portion 21.

The lock bar 20 is made of sheet metal, and when the door 10a is closed, the lock bar 20 is pivoted about the shaft attachment portion 21 at its tip 22 side by 90 ° so as to be installed in the front width direction of the storage case 10. When it does, the tip 22 has such a length that it reaches the column 11b on the other door 10b side.

Further, above the shaft attachment portion 21 of the lock bar 20 on the rear surface of the one door 10a on the side of the juxtaposed portion 10c, a holder 30 that locks the lock bar 20 when the doors 10a and 10b are opened. Is fixed.

As shown in FIG. 3, the holder 30 includes a base 31 fixed to the rear surface of the door 10a on the side of the parallel contact portion 10c by a screw or the like, a main body 32 that forms a rising gap 34 from the base 31, and the main body 32. The main body 32 includes an introducing portion 33 that continues from the main body 32, and the introducing portion 33 faces the side of the door 10a that is in parallel contact with the side portion 10c. That is, when the lock bar 20 is rotated in parallel with the height direction of the door 10a through the shaft attachment portion 21 when the doors 10a and 10b are opened, the lock bar 20 is moved from the introduction portion 33 of the holder 30 to the main body 32. Therefore, it enters the gap 34 and is held on the back surface of the door 10a.

On the other hand, a hook 40 is fixed to the front surface of the column 11b on the side of the other door 10b so as to be positioned horizontally with the shaft attachment portion 21 of the lock bar 20.

As shown in FIG. 4, the hook 40 includes a base portion 41 fixed to the support column 11 b with a screw or the like, a main body 42 that forms a rising gap 44 from the base portion 41, and an introduction portion 43 that follows the main body 42. Therefore, the introduction part 43 faces upward.

That is, when the doors 10 a and 10 b are closed, when the lock bar 20 is removed from the holder 30 and rotated through 90 ° toward the column 11 b via the shaft attachment portion 21, the lock bar 20 is locked. The tip enters from the introduction portion 43 of the hook 40 into the gap 44 of the main body 42, whereby the lock bar 20 is installed in the front width direction of the doors 10a and 10b.

Further, on the rear surface of the other door 10 b on the side of the juxtaposed portion 11 c, the door 10 a, 10 b is installed in the width direction of the front surface, and its tip 22 is attached to the lock bar 20 locked by the hook 40. A locking tool 50 that can be fitted spontaneously is fixed.

As shown in FIG. 5, the locking tool 50 includes a base portion 51 fixed to the rear surface of the door 10b on the side of the juxtaposed portion 11c by a screw or the like, and a direction from the base portion 51 toward the inside of the storage case 10. It consists of leaf spring-like resilient parts 52 and 53 that rise while gradually decreasing in diameter, and an introducing part 54 formed at the tip of the resilient parts 52 and 53. The introducing part 54 is wider than the width of the lock bar 20. Is also narrowly formed. That is, at the time of closing the door 10b, the door 10b is closed and the introduction portion 54 of the locking tool 50 is locked by the elastic force of the introduction portion 54 so as to be installed in the front width direction of the doors 10a and 10b. By pushing in the bar 20, the lock bar 20 and the locking tool 50 are engaged with each other, whereby the door 10b is locked.

In the structure for fixing the storage door having the above-described structure, when the doors 10a and 10b are to be opened, the locking tool 50 is removed from the lock bar 20 by strongly pulling the door 10b toward you. After that, the door 10b is opened, the tip 22 of the lock bar 20 is then removed from the hook 40, and the lock bar 20 is rotated 90 ° upward about the shaft attachment portion 21 to hold the holder 30. Then, the door 10a may be opened.

On the contrary, when closing the doors 10a and 10b, first close the door 10a, then remove the tip end of the lock bar 20 from the holder 40, and rotate the shaft attachment portion 21 by 90 °. After locking the tip 22 to the hook 40, the door 10b is closed, and the locking tool 50 may be pushed into the erected lock bar 20 by utilizing its elastic force. The doors 10a and 10b are securely fixed.

When the doors 10a and 10b are opened and closed in this way, a protrusion for fixing is not required in the lower part of the storage case 10. Therefore, for example, when loading or unloading a heavy object such as the LP gas cylinder 60. Does not hinder the projections, and can be easily opened and closed.

Since both the doors 10a and 10b are fixed above the floor of the storage case 10 by the lock bar 20 in the front width direction of the storage case 10, the resistance to wind pressure and the like is high. It has excellent fixing performance and does not generate noise due to vibration between doors or the fixing structure is disengaged, and fixing reliability is extremely excellent.

Next, in the second embodiment of the fixing structure of the storage door of the present invention shown in FIGS. 6 and 7, the length of the lock bar 20 in the fixing means is set to the width direction support of the front of the storage container 10. The distance between the lock bars 20 is substantially equal to the distance between the lock bars 20 and the shaft attachment portion 21 is located substantially at the center in the length direction of the lock bar 20 and at the center in the height direction of the one door 10a. This is different from the first embodiment in that hooks 40a and 40b are provided at the respective front positions of both columns 11a and 11b which both ends reach when they are removed from the holder and rotated by 90 °. The other structures of the holding tool 30, the hooks 40a and 40b, the locking tool 50, and the like are almost the same as those in the first embodiment.

However, in this case, the hook 40a introducing portion 43 faces downward, and the height of the storage case 11 is configured to be larger than the width-direction inter-post distance.

That is, in the second embodiment, the lock bar 20 is substantially the same as the front width direction length of the storage case 10, and has the shaft attachment portion 21 at the center in the length direction. Reference numeral 21 is formed in the central portion in the height direction of the storage case 10 on the back surface of the door 10a.

Then, when the lock bar 20 is rotated by 90 ° about the shaft attachment portion 21 to be parallel to the front width direction of the storage case 10, both ends 22a and 22b of the lock bar 20 are located on the column 11a. Hooks 40a and 40b are fixed to the portions 11b, respectively.

Therefore, according to the aspect of the second embodiment, the same as the first embodiment except that both ends 22a, 22b of the lock bar 20 are locked to the hooks 40a, 40b when the doors 10a, 10b are closed. It can be opened and closed, and especially when closed, both doors 10a and 10b are fixed at the central position in the height direction of the storage case 10 by the lock bar 20. Since it is performed over the entire width direction, the reliability of fixing the doors 10a and 10b can be further ensured.

[0035]

[Effect of the device]

 As described above, the storage door fixing structure of the present invention allows the door to be fixed by a simple structure that does not need to provide a door locking protrusion on the entrance-side floor of the storage container. Sometimes it does not cause problems such as noise due to wind pressure, etc., and its fixing reliability is extremely excellent, and it is particularly suitable for storage because it stores high-weight objects such as LP gas cylinders.

[Brief description of drawings]

FIG. 1 shows a first structure for fixing a storage door of the present invention.
It is a perspective explanatory view of the storage in an Example.

FIG. 2 is a rear view of a door portion in FIG.

FIG. 3 is an enlarged perspective view of a holder 30 in FIG.

FIG. 4 is an enlarged perspective view of a hook 40 in FIG.

5 is an enlarged perspective view of the locking tool 50 in FIG.

FIG. 6 is a second view of the fixing structure of the storage door of the present invention.
It is a perspective explanatory view of the storage in an Example.

FIG. 7 is a rear view of the door portion in FIG.

FIG. 8 is a perspective explanatory view of a conventional storage case.

9 is a cutaway front view of the door 2a in FIG.

[Explanation of symbols]

 10 Storage Cabinet 10a One Door 10b Other Door 10c Side-by-Side Part (11c) 11a One Support Post 11b The Other Support Post 20 Lock Bar 21 Shaft Attachment 30 Holding Tool 40 Hook 40a Hook (Second Embodiment) 40b Hook (First) 2 Example) 50 locking tool 60 LP gas cylinder

Claims (3)

[Scope of utility model registration request] 1. A storage door in which a pair of doors are provided side by side on the front side of the storage box, and the support side of each door serves as an opening / closing fulcrum, and the parallel connection side serves as an opening / closing section. A lock bar that is rotatably attached to the back, a holder that is fixed above the attachment of the lock bar and that locks the lock bar when the door is opened, and a retainer that is provided on the front of the support post. A hook that locks the tip of the lock bar when closing the lock bar, and a locking tool that is provided on the back side of the other door on the opening / closing side and that can be elastically fitted to the lock bar locked by the hook. A structure for fixing a door for a storage, characterized in that a fixing means consisting of is provided. 2. When the lock bar is detached from the holder and rotated by 90 °, the lock bar is attached at a position at least above the bottom of the storage compartment on the rear side of the opening / closing side of one door, and then the other side. 2. The fixing structure for a storage door according to claim 1, wherein the lock bar has a length that reaches the door-side support column, and a hook is provided at a front end position of the lock bar on the front surface of the other support column. 3. The length of the lock bar is substantially equal to the distance between the columns in the width direction on the front surface of the storage box, and the shaft attachment portion is substantially the central portion in the length direction of the lock bar, and the height direction of one door. Located at approximately the center, remove the lock bar from the holder and
The structure for fixing a storage door according to claim 1, wherein hooks are provided at respective positions on the front surface of both columns, which both ends reach when rotated.