JP3044303U - Door device for doorway of storage - Google Patents

Abstract

(57) 【Abstract】 PROBLEM TO BE SOLVED: To wind a seat door at the entrance and exit of a storage room upward to open the entrance and exit, and to always open the entrance and exit to the entire width accurately and conveniently for the entrance and exit. Properly support when closed. According to the present invention, a pillar (4) and a guide rod (5) are arranged side by side on both sides of a doorway (3) of a storage box, and between the pillar (4) and the guide rod (5). A guide groove (7) is formed, a winding shaft (10) with a winding device (d) is rotatably provided horizontally on the upper side, and several reinforcing rods (12) are provided laterally on a door body (11) of the seat. Seat doors (c) with the doors attached at appropriate intervals
Both side parts of the sheet are fitted in the guide grooves (7) on both sides so as to be able to move up and down, and the upper end part is fixed to the winding shaft (10), and the seat door (c)
Is wound around the winding shaft (10) or fed out to open and close the entrance (3) by the seat door (c).

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a door device for an entrance of a storage such as a garage, a storage of agricultural equipment, a storeroom, and a simple warehouse.

[0002]

[Prior art]

 In the conventional door device for the entrance and exit of this type of storage, a rail is installed horizontally on the upper end of the entrance, and a large number of slings attached at appropriate intervals at the upper end of the seat are slidably fitted to the rail. A person manually pushes the seat to the side, slides the seat hangers on the rails, and folds the seat accordionally to the side, or stretches it to open and close the doorway.

[0003]

[Problems to be solved by the device]

 In the conventional door device for the entrance and exit of the storage, the seat is folded sideways to open the entrance and exit. Therefore,

(1) When a door is opened by folding a seat, the folded seat exists on the side of the entrance and the width of the entrance becomes narrower than the width of the entrance.

(2) The folding of the seat is not always accurate, and the width of the doorway varies.

(3) Since the lower end of the seat is not supported, the strength of the seat against wind is zero.

Therefore, according to the present invention, by winding the door of the entrance / exit sheet upward and opening the entrance / exit, it is possible to always open the entrance / exit accurately without the door interfering with the entrance / exit. The wide doorway is opened for convenient access, and both sides of the door are supported, and the strength against wind is great, and the above-mentioned drawbacks are solved.

[0008]

[Means for Solving the Problems]

 According to the present invention, columns and guide rods are arranged side by side on both sides of the entrance and exit of a storage cabinet, and guide grooves are formed between the columns and guide rods, so that the winding shaft with a winding device can be rotated upward. Horizontally mounted, with several lateral reinforcing rods attached to the seat body at appropriate intervals. Both side parts of the seat door are fitted in the guide grooves on both sides so that they can move up and down, and the upper end part is taken up by the take-up shaft. The problem is solved by winding the seat door around the take-up shaft and feeding it out, and opening and closing the door with the seat door.

[0009]

[Embodiment of the invention]

 Posts and guide rods with the upper part curving backward are installed side by side on both sides of the entrance and exit of the storage cabinet, guide grooves are formed between the posts and guide rods, and a winding device is attached to the side above. The take-up shaft is horizontally rotatably mounted, and several lateral reinforcing rods are attached to the door body made of a sheet or the like at appropriate intervals so that both sides of the seat door can be raised and lowered in the guide grooves on both sides. Fit and fix the upper end to the winding shaft. Then, the winding shaft is rotated by the winding device to wind the seat door around the winding shaft to open the door, while the seat door is fed out and lowered to close the door.

[0010]

【Example】

 The structure of one embodiment of the present invention shown in the drawings will be described. (A) is a frame-shaped main body made of a pipe of a storage, and an arch-shaped rod (1) and a horizontal rod (2) are shown. However, it is configured by connecting with joint fittings. (B) is a sheet covering the main body (a), which is made of vinyl chloride, canvas, etc., and forms the peripheral wall of the storage cabinet by the sheet (b), and the entrance (3) is formed in the center of the front of the storage cabinet. To form. (4) is a pillar standing upright on both outer sides of the entrance / exit (3), and (5) is a guide rod installed in parallel behind the pillar (4) with a small gap, and the guide rod (5). The upper part of the shaft is curved backward (6) to form a guide groove (7) between the support column (4) and the guide rod (5).

Reference numeral (8) is a front-rear-sided support rod that is arranged in parallel with the upper portion of the main body (a) at an outer position of the column (4), and a bearing (9) is attached to the lower surface of the support rod (8). Reference numeral (10) is a winding shaft rotatably supported by a bearing (9), and one side portion of the winding shaft (10) is inserted into a through hole of the seat (b) and protruded to the outside.

[0012] (c) shows a seat door of the entrance / exit (3), which is formed on a rear surface of a door main body (11) of a sheet made of vinyl chloride, canvas, etc. with a plurality of reinforcing rods (12) of lateral pipes at appropriate intervals. ), And the reinforcing rod (12) is held by the door body (11) and the rear contact piece (13) to form a seat door (c). Then, both sides of the seat door (c) are fitted in the guide grooves (7) on both sides so as to be able to move up and down, while the upper end portion of the door body (11) of the seat door (c) as shown in FIG. Is wound around the winding shaft (10), and the winding portion of the door body (11) is clamped by several U-shaped holding tools (14), and the seat door (c) is wound around the winding shaft (10). Fix it. Reference numeral (15) is a stopper provided on both sides of the lower end reinforcing rod (12) of the seat door (c).

(D) shows a winding device attached to one side protrusion of the winding shaft (10), and (16) is a winding pulley of the winding device (d) fixed to the winding shaft (10). (17) is an operating chain that is hung and suspended from a hoisting pulley (16), and (18) is a hanging rod in which a round bar is bent into a U shape and both free ends are formed in an annulus (19). , The both rings (19) of the suspension rod (18) are rotatably fitted to the winding shaft (10) with the winding pulley (16) interposed therebetween. Reference numeral (20) is a horizontal rod having a central portion fixed to the lower end of the suspension rod (18), and both side portions of the horizontal rod (20) are bent into a twisted ring (21) and operated to the rings (21) on both sides thereof. Insert both hanging pieces of the chain (17). (22) is an arm rod having an upper end fixed to a horizontal rod (20), and a stopper piece (23) protruding outward can be attached to a lower end of the arm rod (22). Reference numeral (24) is a cover frame provided above the hoisting pulley (16), and the lower ends of both side legs (25) of the cover frame (24) are fixed to both ends of the horizontal rod (20). (26) is a seat cover stretched on the cover frame (24).

The operation will be described. As shown in FIG. 4, when the seat door (c) is lowered and the door (3) is closed by the seat door (c), the rear piece of the operation chain (17) of the hoisting device (d) is manually pulled downward. Then, the operation chain (17) causes the winding shaft (10) to rotate via the winding pulley (16). Therefore, in the seat door (c), the several reinforcing rods (12) are sequentially wound up while being straightly raised along the guide groove (7) by the guides (4) and the guide rods (5) on both sides. It is wound around the shaft (10) and rises to open the entrance / exit (3).

After opening the entrance / exit (3), the arm rod (22) is rotated rearward about the winding shaft (10) as shown by the chain line in FIG. 4 to move the arm rod (22). When the stop piece (23) is hooked on an appropriate link of the chain (17), the rotation of the winding shaft (10) is locked and the seat door (c) is wound around the winding shaft (10). The doorway (3) is kept open by supporting it in the open state.

After that, when closing the doorway (3), if the stopper piece (23) of the arm rod (22) is removed from the link of the operation chain (17), the weight of the seat door (c) causes the take-up shaft (c). 10) rotates in the direction opposite to the above direction and the seat door (c) is sequentially drawn out, and both side parts descend in the guide groove (7) by the guide of the support column (4) and the guide rod (5), and the seat door (c) of FIG. Close the doorway (3) by the seat door (c) as shown in.

[0017]

[Effect of the invention]

 The door device for the entrance and exit of the storage of the present invention has the following advantages.

(1) Since the seat door is configured by attaching several reinforcing rods in the lateral direction to the seat main body at appropriate intervals, the seat door can be easily manufactured at low cost.

(2) Since the seat door is wound around the take-up shaft above the entrance of the storage box or is unwound to open and close the entrance of the storage box, there is no loss due to the door at the entrance and exit, and the frontage is wide. There is a doorway. Therefore, it is particularly useful for loading and unloading large machinery such as agricultural machinery that requires a wide doorway in both width and height.

(3) It is possible to move up and down both sides of the seat door, which is formed by attaching several reinforcing rods in the lateral direction to the seat main body at appropriate intervals, into the guide groove between the support rods and the guide rods on both sides. Since they are fitted together, the seat door is held more accurately by the support of the several reinforcing rods, columns and guide rods even at a wide entrance / exit, and the strength against wind is great.

(4) Since the winding shaft is rotated by the winding device to open and close the entrance and exit, the opening and closing operation of the entrance and exit is easy.

(5) Since the door of the sheet with the reinforcing rod is wound around the winding shaft to open the door, the seat can be stored very compactly when the door is opened.

(6) The structure is simple, and the operation of the seat door is light and smooth.

[Brief description of the drawings]

FIG. 1 is a front view of a storage unit provided with a door device according to an embodiment of the present invention with a front wall removed.

FIG. 2 is a side view of the same.

FIG. 3 is an enlarged front view of a main part of the same as above.

FIG. 4 is a side view of the same.

FIG. 5 is a perspective view of the same as above, showing a cutaway intermediate portion.

FIG. 6 is an enlarged front view of a part of the upper portion of the seat door portion.

FIG. 7 is an upper sectional view of the same.

[Explanation of symbols]

 a frame body b seat c seat door d hoisting device 1 arched rod 2 lateral rod 3 entrance / exit 4 pillar 5 guide rod 6 bend 7 guide groove 8 support rod 9 bearing 10 winding shaft 11 door body 12 reinforcing rod 14 13 Holding tool 15 Stopper 16 Hoisting pulley 17 Operation chain 18 Suspension rod 19 Ring 20 Side rod 21 Ring 22 Arm rod 23 Stopper 24 Cover frame 25 Leg 26 Seat cover

Claims (1)

[Utility model registration claims] 1. A column and a guide rod are arranged side by side in front and rear on both sides of the entrance and exit, a guide groove is formed between the column and the guide rod, and a winding shaft with a winding device is rotatably provided horizontally above. ,
Several lateral reinforcing rods are attached to the seat body at appropriate intervals, and both sides of the seat door are fitted into the guide grooves on both sides so that they can move up and down, and the upper end is fixed to the winding shaft. Door device for the entrance and exit of the storage.