CN219241654U - Shutter door body opening angle locking device - Google Patents

Abstract

The utility model discloses a shutter door opening angle locking device. The shutter door body opening angle locking device comprises a hinge seat welded with a window body, the hinge seat is connected with a hinge plate welded with a cover door in a rotating mode through a shaft, a plurality of positioning holes are formed in the hinge plate, the positioning holes are distributed in an arc mode around the shaft, and a positioning pin rod inserted into the positioning holes is arranged at the bottom of the hinge seat. The utility model solves the problems of large space waste, inconvenient outfitting layout and difficult operation in the prior art.

Description

Shutter door body opening angle locking device

Technical Field

The utility model relates to the field of shipbuilding, in particular to a shutter door opening angle locking device.

Background

The shutter installed on the current ship needs to be welded with a hook on a structure beside the shutter, the shutter is turned over and opened to 180 degrees, and the shutter is fixed by the hook, so that any other things cannot be arranged in the turning area of the shutter, the space waste is large, and the outfitting layout is inconvenient. In addition, the louver is arranged higher, a ladder is arranged below the louver, and the hooks are arranged behind the cover door, so that the operation is difficult.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides the shutter door opening angle locking device which saves space, is convenient for outfitting layout and is convenient to operate.

In order to achieve the purpose, the shutter door opening angle locking device adopts the technical scheme that:

the utility model provides a shutter door body opening angle locking device, includes with window form welded articulated seat, articulated seat is connected with through the axle rotation with lid door welded articulated slab, a plurality of locating hole has been seted up to the articulated slab, and a plurality of locating hole is the circular arc and arranges around the axle, articulated seat bottom is provided with the locating pin pole of inserting the locating hole.

Preferably, the bottom of the hinging seat is welded with a sleeve sleeved on the outer side of the positioning pin rod, the positioning pin rod is in sliding connection with the sleeve, the outer side wall of the positioning pin rod is provided with a pressing plate positioned in the inner cavity of the sleeve, an elastomer is arranged between the pressing plate and the bottom of the sleeve, and the elastomer drives the positioning pin rod to be inserted in the positioning hole.

Preferably, a pull ring is arranged at the bottom of the positioning pin rod.

Preferably, the elastic body is a spring.

Compared with the prior art, the utility model has the following advantages:

a plurality of positioning holes are formed in the existing hinge plate, positioning pin rods are inserted into the appropriate positioning holes according to the requirements, and the opened cover door is fixed, so that the space behind the cover door can be fully utilized, the space is saved, and the outfitting layout is facilitated; the hinge on the lower side of the existing shutter is replaced, so that hands do not need to extend to the back of the cover door, and the operation is more convenient.

Drawings

Fig. 1 is a schematic structural view of a locking device for opening angle of a shutter door body.

Fig. 2 is a state diagram of a cover door at a 90 ° opening angle;

fig. 3 is a state diagram of a 135 ° opening angle of the cover door;

fig. 4 is a state diagram of a 180 ° opening angle of the cover door.

The door comprises a window body 1, a hinge seat 2, a sleeve 21, a shaft 3, a door 4, a hinge plate 5, a positioning hole 51, a positioning pin rod 6, a pressing plate 61, a pull ring 62 and an elastic body 7.

Detailed Description

The present utility model is further illustrated in the accompanying drawings and detailed description which are to be understood as being merely illustrative of the utility model and not limiting of its scope, since various equivalent modifications to the utility model will fall within the scope of the appended claims to the skilled person after reading the utility model.

As shown in fig. 1-4, an opening angle locking device for a shutter door body comprises a hinge seat 2 welded on the lower side of a window body 1, the hinge seat is rotationally connected with a hinge plate 5 welded with a cover door 4 through a shaft 3, the hinge plate is provided with three positioning holes 51, the three positioning holes are distributed in an arc shape around the shaft, the cover door can be fixed at three opening angles of 90 degrees, 135 degrees and 180 degrees, a sleeve 21 is welded at the bottom of the hinge seat, a positioning pin rod 6 is inserted into the sleeve, the positioning pin rod is in sliding connection with the sleeve, a pressing plate 61 welded on the inner cavity of the sleeve is welded on the outer side wall of the positioning pin rod, an elastic body 7 is placed between the pressing plate and the bottom of the sleeve, the elastic body is a spring, the spring is sleeved on the outer side of the positioning pin rod, and drives the positioning pin rod to be inserted into the positioning holes, and a pull ring 62 is welded at the bottom of the positioning pin rod so as to pull the positioning pin rod.

The specific working process and principle of the shutter door opening angle locking device are as follows: when the shutter is required to be opened, proper positioning holes are selected according to the peripheral layout of the shutter, the positioning pin rods are inserted into the positioning holes under the action of spring force, the cover door is fixed at an opening angle, and when the shutter is closed, the pull ring is pulled, and the positioning pin rods are pulled out of the positioning holes. The utility model has simple structure, improves the prior hinge structure, fixes the cover door according to the set opening angle, is very convenient to operate, vacates the available space behind the cover door, saves the space and is convenient for outfitting layout.

Claims (4)

1. The utility model provides a shutter door body opening angle locking device, includes with window form welded articulated seat, articulated seat is connected with through the axle rotation with lid door welded articulated slab, its characterized in that: the hinge plate is provided with a plurality of positioning holes, the positioning holes are distributed in an arc shape around the shaft, and the bottom of the hinge seat is provided with positioning pin rods inserted into the positioning holes.

2. The shutter door opening angle locking apparatus according to claim 1, wherein: the hinge seat bottom welding has the sleeve of cup jointing in the locating pin pole outside, locating pin pole and sleeve sliding connection, and the lateral wall of locating pin pole is provided with the clamp plate that is in the sleeve inner chamber, is provided with the elastomer between clamp plate and the sleeve bottom, and the elastomer drives the locating pin pole and inserts in the locating hole.

3. The shutter door opening angle locking apparatus as claimed in claim 2, wherein: the bottom of locating pin pole is provided with the pull ring.

4. The shutter door opening angle locking apparatus as claimed in claim 2, wherein: the elastic body is a spring.

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