CN215399187U

CN215399187U - Marine weathertight steel fire prevention hatch board

Info

Publication number: CN215399187U
Application number: CN202121287844.0U
Authority: CN
Inventors: 李海志
Original assignee: Wuhan Yongxin Ship Accessories Co ltd
Current assignee: Wuhan Yongxin Ship Accessories Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-01-04
Anticipated expiration: 2031-06-09

Abstract

The utility model relates to the technical field of ships, and particularly discloses a weather-tight steel fireproof hatch cover for a ship, which comprises a pre-buried frame, a top cover and a closing assembly, wherein the closing assembly is arranged in the center of the bottom of the top cover, the closing assembly comprises a rotating ring, the inner wall of the rotating ring is attached with a driving block, a movable cavity is formed in the driving block, and a first rotating rod and a second rotating rod are movably penetrated from the top and the bottom of the driving block into the movable cavity respectively; according to the utility model, through the design of the driving block and the rotating ring in the closing assembly and the matching of the limiting teeth and the rotating teeth, the effect that the rotating ring can drive the fixed rod to move through the rotation of the driving block is achieved, and then the design of the movable cavity in the driving block, the first rotating rod and the second rotating rod is matched, namely, the effect that the driving block can rotate through the rotation of the first rotating rod or the second rotating rod is achieved, namely, the effect that the limitation on the top cover can be respectively released from the two sides of the hatch cover can be achieved.

Description

Marine weathertight steel fire prevention hatch board

Technical Field

The utility model relates to the technical field of ships, in particular to a weather-tight steel fireproof hatch cover for a ship.

Background

Hatch, which is a door or a lattice cover that can be vertically accessed into a cabin, i.e. an opening on the deck of a ship for loading and unloading goods, work or personnel, is generally provided with a hatch cover, which is a device for closing the hatch on the ship. Inside and outside both sides of current hatch board all are equipped with the structure of opening the hatch board to all adopt basically that mechanical structure carries out the closure, the closure of current hatch board with open all through rotatory interior outer swiveling wheel, thereby reach and remove the restriction to the hatch board, nevertheless because of inside and outside swiveling wheel passes through same pivot fixed connection, lead to inside and outside swiveling wheel can synchronous rotation when opening and closing, if the swiveling wheel that leads to one end under special circumstances receives the extrusion, then can influence the swiveling wheel rotation of the other end.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the marine weathertight steel fireproof hatch cover, which has the advantage that the limit of the hatch cover can be released from the inner side and the outer side of the hatch cover respectively, and solves the problem that the opening structure of the conventional hatch cover influences the opening of the other end when one side is pressed and extruded.

The marine weathertight steel fireproof hatch cover comprises a pre-buried frame, a top cover and a closing assembly, wherein the closing assembly is installed in the center of the bottom of the top cover, the closing assembly comprises a rotating ring, a driving block is attached to the inner wall of the rotating ring, a movable cavity is formed in the driving block, a first rotating rod and a second rotating rod movably penetrate through the top and the bottom of the driving block to the inside of the movable cavity respectively, one ends, close to the movable cavity, of the first rotating rod and one end, close to the movable cavity, of the second rotating rod are fixedly connected with the rotating block in the movable cavity, a limiting groove is formed in the inner wall of the rotating ring, rotating teeth are fixedly connected to the inner wall of the limiting groove, and limiting teeth meshed with the rotating teeth are fixedly connected to the surface of the driving block.

Through the design of above-mentioned technical scheme, through the design of the drive block in the closed subassembly and swivel becket, cooperation spacing tooth and rotation tooth have reached and have made the swivel becket drive the effect that the dead lever removed through the rotation of drive block, the movable chamber in the drive block of deuterogamying, the design of first dwang and second dwang, reached promptly and made the drive block pivoted effect through the rotation of first dwang or second dwang, can play and remove respectively spacing to the top cap from the both sides of hatch board.

As a further improvement of the utility model, the surface of the rotating block is fixedly connected with a positioning tooth, and the top and the bottom of the inner wall of the movable cavity are both provided with a fit groove matched with the rotating block.

Through the design of the technical scheme, the effect of enabling the rotating block to rotate in the movable cavity while idling is achieved.

As a further improvement of the utility model, the first rotating rod movably penetrates through the center of the top cover, the surface of the first rotating rod close to the top is in threaded connection with a movable cover, the inner wall of the movable cover is in sliding connection with a sealing ring sleeved on the surface of the first rotating rod, and the sealing ring is fixedly connected with the center of the upper surface of the top cover.

Through the design of the technical scheme, the sealing function can be realized while the first rotating rod can move up and down.

As a further improvement of the utility model, the surface of the rotating ring is hinged with a fixed rod through a hinge, and the inner wall of the embedded frame is fixedly connected with a limiting plate for limiting the fixed rod.

As a further improvement of the utility model, the bottom of the top cover is vertically and downwards fixedly connected with a limiting rod, and the surface of the limiting rod close to the bottom is provided with a limiting hole for the fixing rod to penetrate through for movement.

As a further improvement of the utility model, the left side of the embedded frame and the left side of the upper surface of the top cover are respectively and fixedly connected with a first connecting frame and a second connecting frame, the first connecting frame and the second connecting frame are rotatably connected through a rotating shaft, a torsion spring is sleeved on the surface of the rotating shaft, and the torsion spring is inserted into a fixing ring fixed on the upper surface of the top cover.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the design of the driving block and the rotating ring in the closing assembly and the matching of the limiting teeth and the rotating teeth, the effect that the rotating ring can drive the fixed rod to move through the rotation of the driving block is achieved, and then the design of the movable cavity in the driving block, the first rotating rod and the second rotating rod is matched, namely, the effect that the driving block can rotate through the rotation of the first rotating rod or the second rotating rod is achieved, namely, the effect that the limitation on the top cover can be respectively released from the two sides of the hatch cover can be achieved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic front cross-sectional view of the closure assembly;

FIG. 3 is a bottom view of the top cover;

fig. 4 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. pre-embedding a frame; 2. a top cover; 3. a movable cover; 4. a first connecting frame; 5. a second link frame; 6. a torsion spring; 7. a fixing ring; 8. a limiting rod; 9. a closure assembly; 91. a rotating ring; 92. a drive block; 93. a first rotating lever; 94. rotating the block; 95. a movable cavity; 96. a limiting groove; 97. limiting teeth; 98. rotating the teeth; 99. a second rotating lever; 10. fixing the rod; 11. a limiting plate; 12. and (4) a sealing ring.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, 2 and 3, the marine weathertight steel fireproof hatch cover of the present invention includes a pre-buried frame 1, a top cover 2 and a closing assembly 9, the closing assembly 9 is installed at the center of the bottom of the top cover 2, the closing assembly 9 includes a rotating ring 91, a driving block 92 is attached to the inner wall of the rotating ring 91, a movable cavity 95 is formed inside the driving block 92, a first rotating rod 93 and a second rotating rod 99 are movably penetrated through the top and bottom of the driving block 92 into the movable cavity 95, one ends of the first rotating rod 93 and the second rotating rod 99 close to the movable cavity 95 are fixedly connected with a rotating block 94 inside the movable cavity 95, a limit groove 96 is formed on the inner wall of the rotating ring 91, a rotating tooth 98 is fixedly connected to the inner wall of the limit groove 96, a limit tooth 97 engaged with the rotating tooth 98 is fixedly connected to the surface of the driving block 92, a limit rod 8 is fixedly connected to the bottom of the top cover 2 vertically downwards, the surface of the limiting rod 8 close to the bottom is provided with a limiting hole for the fixed rod 10 to penetrate through for movement, the surface of the rotating ring 91 is hinged with the fixed rod 10 through a hinge, the inner wall of the embedded frame 1 is fixedly connected with a limiting plate 11 for limiting the fixed rod 10, the surface of the rotating block 94 is fixedly connected with a positioning tooth, the top and the bottom of the inner wall of the movable cavity 95 are both provided with a matching groove matched with the rotating block 94, so that the rotating block 94 can idle in the movable cavity 95 and the driving block 92 can rotate, the effect of driving the fixed rod 10 to move through the rotating ring 91 by rotating the driving block 92 and the design of the movable cavity 95, the first rotating rod 93 and the second rotating rod 99 in the driving block 92 are achieved by matching the limiting tooth 97 and the rotating tooth 98 through the design of the driving block 92 and the rotating ring 91 in the closing assembly 9, namely, the effect of driving the driving block 92 to rotate through the rotation of the first rotating rod 93 or the second rotating rod 99 is achieved, that is, the top cover 2 can be released from both sides of the top cover 2.

Referring to fig. 4, the first rotating rod 93 movably penetrates through the center of the top cover 2, the surface of the first rotating rod 93 near the top is in threaded connection with the movable cover 3, the inner wall of the movable cover 3 is slidably connected with a sealing ring 12 sleeved on the surface of the first rotating rod 93, and the sealing ring 12 is fixedly connected with the center of the upper surface of the top cover 2, so that the first rotating rod 93 can move up and down and can be sealed.

Referring to fig. 1, the left side of the embedded frame 1 and the left side of the upper surface of the top cover 2 are respectively and fixedly connected with a first connecting frame 4 and a second connecting frame 5, the first connecting frame 4 and the second connecting frame 5 are rotatably connected through a rotating shaft, a torsion spring 6 is sleeved on the surface of the rotating shaft, and the torsion spring 6 is inserted into a fixing ring 7 fixed on the upper surface of the top cover 2.

In the use of the utility model: when the first rotating rod 93 outside the top cover 2 is squeezed by an object, the rotating block 94 connected with the first rotating rod 93 can be pressed downwards and separated from the inner wall of the fit groove at the top of the movable cavity 95, so that the rotating block 94 on the first rotating rod 93 can idle in the movable cavity 95 when the driving block 92 rotates, that is, the rotation of the driving block 92 is not influenced, when the driving block 92 rotates, the rotating block 94 connected with the second rotating rod 99 can be fit with the fit groove at the bottom of the inner wall of the movable cavity 95, that is, the driving block 92 can rotate by the second rotating rod 99, the rotation of the driving block 92 can enable the rotating ring 91 to rotate by the limiting teeth 97 and the rotating teeth 98, the rotating ring 91 rotates to drive the fixing rod 10 to move in the limiting hole formed in the limiting rod 8, and one end of the fixing rod 10 far away from the rotating ring 91 can be separated from the limiting plate 11, so that the limitation on the top cover 2 is removed.

The above are merely exemplary embodiments of the present invention, and are not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a marine weathertight steel fire prevention hatch cover, includes pre-buried frame (1), top cap (2) and closing assembly (9), its characterized in that: the closing assembly (9) is installed in the center of the bottom of the top cover (2), the closing assembly (9) comprises a rotating ring (91), the inner wall of the rotating ring (91) is attached with a driving block (92), and a movable cavity (95) is formed in the driving block (92);

the top and the bottom of drive block (92) are to the inside of activity chamber (95) respectively the activity run through have first dwang (93) and second dwang (99), first dwang (93) and second dwang (99) are close to the one end of activity chamber (95) and all are at inside fixedly connected with turning block (94) of activity chamber (95), spacing groove (96) have been seted up to the inner wall of swivel becket (91), the inner wall fixedly connected with of spacing groove (96) rotates tooth (98), the fixed surface of drive block (92) is connected with spacing tooth (97) with rotation tooth (98) engaged with.

2. The marine weather-tight steel fire resistant hatch cover according to claim 1, wherein: the surface of the rotating block (94) is fixedly connected with a positioning tooth, and the top and the bottom of the inner wall of the movable cavity (95) are provided with fit grooves matched with the rotating block (94).

3. The marine weather-tight steel fire resistant hatch cover according to claim 1, wherein: first pivot pole (93) activity runs through the central authorities of top cap (2), first pivot pole (93) are close to the surperficial threaded connection at top and have movable cover (3), the inner wall sliding connection of movable cover (3) has the cover to establish sealing ring (12) at first pivot pole (93) surface, sealing ring (12) and the upper surface central authorities fixed connection of top cap (2).

4. The marine weather-tight steel fire resistant hatch cover according to claim 1, wherein: the surface of the rotating ring (91) is hinged with a fixing rod (10) through a hinge, and the inner wall of the embedded frame (1) is fixedly connected with a limiting plate (11) used for limiting the fixing rod (10).

5. The marine weather-tight steel fire resistant hatch cover according to claim 1, wherein: the vertical downward fixedly connected with gag lever post (8) in bottom of top cap (2), gag lever post (8) are close to the surface of bottom and are offered the spacing hole that is used for dead lever (10) to run through the activity.

6. The marine weather-tight steel fire resistant hatch cover according to claim 1, wherein: the left side of pre-buried frame (1) and the left side of top cap (2) upper surface are first link (4) of fixedly connected with and second link (5) respectively, first link (4) and second link (5) rotate through the pivot and are connected, and the surface cover of this pivot is equipped with torsional spring (6), torsional spring (6) are pegged graft with solid fixed ring (7) of fixing at top cap (2) upper surface.