CN218293393U

CN218293393U - Compressing self-locking structure of airtight shutter

Info

Publication number: CN218293393U
Application number: CN202222583796.0U
Authority: CN
Inventors: 谭晓璐; 钱文华; 姚杰; 陈凯恩; 徐雷; 钱文东; 胡慕荣
Original assignee: Changshu Haixin Ship Machinery Manufacture Co ltd
Current assignee: Changshu Haixin Ship Machinery Manufacture Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-13
Anticipated expiration: 2032-09-28

Abstract

The utility model provides an airtight shutter compresses tightly auto-lock structure, including the window frame, be formed with upper chamber and lower chamber in the window frame, it has a set of window to constitute along the direction of height at the middle part of upper chamber, the window lid is established to one side left to the window orientation, the upper chamber is located and establishes the connecting rod on the left back lateral wall of a set of window, establish drive gear in the lower chamber, the one end downwardly extending of connecting rod is gone into in the lower chamber and is connected with drive gear, there is actuating mechanism on the lateral surface of window frame, actuating mechanism control drive gear is rotatory, the characteristics are: the window cover is provided with window cover connecting lugs at positions corresponding to the connecting rods, the connecting rods are respectively hinged with one end of a self-locking connecting rod at the positions corresponding to the window cover connecting lugs, the other ends of the self-locking connecting rods are respectively hinged with the corresponding window cover connecting lugs, and when the connecting rods slide downwards to the limit to enable the window cover and the window to be folded, the self-locking connecting rods are perpendicular to the window cover and push the window cover to press the window cover to finish self-locking. The air tightness of the shutter is improved, and a gap between the window cover and the window opening due to vibration is avoided.

Description

Compressing self-locking structure of airtight shutter

Technical Field

The utility model belongs to the technical field of the airtight window of boats and ships, concretely relates to airtight shutter compress tightly self-locking structure.

Background

The airtight shutter is usually used in a cabin of a marine ship, the requirement of daily ventilation of the cabin can be met, moisture can be prevented from invading the cabin and sea waves can be prevented from entering the cabin when the cabin is closed, the airtight shutter usually adopts a structure that an opening is formed in a window frame and a sealing window cover is arranged on the opening in a turnover cover mode, the electrical equipment is wet easily, therefore, the sealing window cover generally adopts a mode that a plurality of connecting rods are connected with each other and then the connecting rods are driven to slide manually to drive the window cover to rotate so as to realize opening and closing actions, but the current airtight shutter does not have an effective locking function after the window cover is closed, when a ship body bumps and the sea waves beat the window cover, the window cover is easy to loosen and gaps are formed between the window cover and the opening of the window body, so that objects in the cabin are damp.

In view of the above, there is a need for a pressing self-locking structure of an airtight shutter with simple structure and high stability. The applicant has therefore made an advantageous design, in the context of which the solution to be described below is made.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a compressing tightly self-locking structure of airtight shutter helps improving the connection structure of connecting rod and window lid and makes the connecting rod play the auto-lock effect to the window lid at the in-process that slides down, is favorable to improving the gas tightness of shutter and prevents to produce the gap between window lid and the window form opening.

The utility model discloses a task is accomplished like this, a self-locking structure that compresses tightly of airtight shutter, including a window frame, be formed with in this window frame about one go up the cavity and one constitute in last cavity below and control the lower cavity that link up go up the middle part of cavity and constitute along the direction of height interval and have a set of window, the window is provided with a window lid with overturning from top to bottom respectively towards one side left, the window lid respectively with the sealed cooperation of window that corresponds, go up the cavity and be located on the left back lateral wall of a set of window and can be provided with a connecting rod with sliding from top to bottom, the lower cavity indoor rotation ground be provided with a drive gear, the one end downwardly extending of connecting rod is connected with the drive gear cooperation in the lower cavity be fixed with a actuating mechanism on the lateral surface of window frame, this actuating mechanism is rotatory through a spline shaft control drive gear, characteristics are: the window cover is characterized in that a window cover connecting lug is formed on one side surface facing the left side of the window cover and at the position corresponding to the connecting rod respectively, a self-locking connecting rod is connected to the position corresponding to each window cover connecting lug respectively, one end of each self-locking connecting rod is hinged to the corresponding connecting rod, the other end of each self-locking connecting rod is hinged to the corresponding window cover connecting lug respectively, and when the connecting rod slides downwards to the limit to enable the window cover and the window to be folded, the self-locking connecting rods are perpendicular to the window cover and push the window cover to press the window cover to complete self-locking.

In a specific embodiment of the present invention, the window frame is formed with a flange around the window frame, the flange is fixed to the bulkhead of the ship by a flange bolt, and a flange sealing ring is disposed between the flange and the bulkhead.

The utility model discloses a in another concrete embodiment, be formed with the window limit that the round extends left around the window, be provided with round and window limit matched with window lid sealing washer on a side of window lid, the upper end of window lid is formed with a pair of window lid hinge ear, window lid hinge ear articulated fixedly with the inside wall of last cavity respectively.

In another specific embodiment of the present invention, the connecting rod is provided with a pair of sliding grooves spaced apart along the length direction, a pair of connecting rod fixing columns are fixed on a side wall of the upper chamber, the sliding grooves of the connecting rod are respectively disposed on the corresponding connecting rod fixing columns to enable the connecting rod to slide up and down, a connecting rod abdicating hole is formed in the partition plate between the upper chamber and the lower chamber, one end of the connecting rod is passed through the connecting rod abdicating hole and extends into the lower chamber, and a rack is fixed at the end of the connecting rod, the rack is fixed to the connecting rod through a rack screw, and the rack is meshed with the driving gear.

The utility model discloses a still another concrete embodiment, the left and right sides of cavity all is equipped with the opening down, and wherein the left side opening is sealed through a left side apron, and the right side opening is sealed through a right side apron, left side apron pass through left side apron screw and window frame fixed connection be provided with round and lower cavity right side opening border matched with right side apron sealing washer on the right side apron, the upper and lower both sides of right side apron are provided with a pair of right side apron fixing lug respectively, the window frame do not be provided with a right side apron engaging lug in the position punishment that corresponds to right side apron fixing lug, right side apron engaging lug on articulated respectively have a right side apron engaging lug screw rod, right side apron engaging screw rod on be provided with a right side apron coupling nut respectively, right side apron coupling nut pass the right side apron fixing lug that corresponds respectively, this right side apron coupling nut supports to lean on right side apron fixing lug and screw and make right side apron compress tightly towards lower cavity right side opening border.

In still another specific embodiment of the present invention, the lower chamber is fixed with a driving gear seat, the spline shaft is rotatably disposed on the driving gear seat, one end of the spline shaft is in transmission connection with the driving gear, and the other end of the spline shaft passes through the window frame and is in transmission connection with the driving mechanism.

In yet another specific embodiment of the present invention, the driving mechanism includes a worm gear box, the worm gear box is provided with a rotary output shaft and a rotary input shaft, the worm gear box is fixed with the outer wall screw of the window frame through a set of driving mechanism fixing holes, the rotary output shaft is provided with a spline shaft hole engaged with the spline shaft.

In a more specific embodiment of the present invention, the window and the window cover are respectively rectangular and the size of the window is smaller than that of the window cover.

The utility model discloses owing to adopted the structure that the connecting rod downslide made the perpendicular and roof pressure window of auto-lock connecting rod lid, therefore the auto-lock action just can be accomplished automatically to the auto-lock connecting rod when the window lid is closed, has improved the gas tightness of shutter effectively and has avoided the condition emergence that produces the gap because of the vibration between window lid and the window form opening.

Drawings

Fig. 1 is a side sectional view of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the driving mechanism of the present invention.

In the figure: 1. the window comprises a window frame, 11, an upper chamber, 111, a window, 1111, a window edge, 112, a connecting rod fixing column, 12, a lower chamber, 121, a left cover plate, 1211, a left cover plate screw, 122, a right cover plate, 1221, a right cover plate sealing ring, 1222, a right cover plate fixing lug, 13, a partition plate, 131, a connecting rod abdicating hole, 14, a flange edge, 141, a flange edge bolt, 142, a flange edge sealing ring, 15, a right cover plate connecting lug, 151, a right cover plate connecting screw rod and 152, a right cover plate connecting nut; 2. the window cover comprises a window cover body 21, a window cover sealing ring 22, a window cover hinge lug 23 and a window cover connecting lug; 3. the connecting rod, 31, the self-locking connecting rod, 32, the sliding groove, 33, the rack and 331, the rack screw; 4. the driving gear 41, the spline shaft 42, the driving gear seat; 5. the driving mechanism 51, the worm gear box 52, the rotary output shaft 521, the spline shaft hole 53, the rotary input shaft 54 and the driving mechanism fixing hole.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, but the description of the embodiments is not intended to limit the technical solutions, and any changes made in the form of the present invention rather than the essential changes should be considered as the protection scope of the present invention.

In the following description, all the concepts related to the directions or orientations of up, down, left, right, front and rear are based on the position of fig. 1, and thus should not be interpreted as limiting the technical solution provided by the present invention.

Referring to fig. 1 and 2, the present invention relates to a compressing self-locking structure of an airtight blind, including a window frame 1, an upper chamber 11 penetrating left and right and a lower chamber 12 penetrating left and right and formed in the window frame 1 by a partition plate 13, a set of windows 111 formed at intervals along a height direction in a middle portion of the upper chamber 11, a window cover 2 respectively disposed at a left side of the window 111 in a vertically-reversed manner, the window cover 2 respectively engaged with the corresponding window 111 in a sealing manner, a connecting rod 3 disposed on a rear side wall of a left side of the set of windows 111 in a vertically-slidable manner, a driving gear 4 rotatably disposed in the lower chamber 12, one end of the connecting rod 3 extending downward into the lower chamber 12 and engaged with the driving gear 4, a driving mechanism 5 fixed on an outer side surface of the window frame 1, the driving mechanism 5 controlling the rotation of the driving gear 4 through a spline shaft 41. As the technical essential of the utility model: the window cover 2 is formed with a window cover connecting lug 23 on the left side and corresponding to the position of the connecting rod 3, the connecting rod 3 is connected with a self-locking connecting rod 31 at the position corresponding to each window cover connecting lug 23, one end of the self-locking connecting rod 31 is hinged with the connecting rod 3, the other end is hinged with the corresponding window cover connecting lug 23, when the connecting rod 3 slides downwards to the limit to close the window cover 2 and the window 111, the self-locking connecting rod 31 is perpendicular to the window cover 2 and pushes the window cover 2 to press the window 111 to complete self-locking. The shapes of the window 111 and the window cover 2 are not limited in any way, and in the present embodiment, each has a rectangular configuration and the size of the window 111 is smaller than that of the window cover 2.

Further, a flange 14 is formed around the window frame 1, the flange 14 is fixed to a bulkhead of a ship by a flange bolt 141, and a flange seal 142 is provided between the flange 14 and the bulkhead. A circle of window edge 1111 extending leftwards is formed around the window 111, a circle of window cover sealing ring 21 matching with the window edge 1111 is arranged on one side surface of the window cover 2, a pair of window cover hinge lugs 22 are formed at the upper end of the window cover 2, and the window cover hinge lugs 22 are respectively hinged and fixed with the inner side wall of the upper chamber 11.

With reference to fig. 1, a pair of sliding slots 32 are spaced apart from each other along a length direction of the connecting rod 3, a pair of connecting rod fixing posts 112 are respectively fixed on one side wall of the upper chamber 11, the sliding slots 32 of the connecting rod 3 are respectively disposed on the corresponding connecting rod fixing posts 112 so that the connecting rod 3 can slide up and down, a connecting rod receding hole 131 is formed in the partition plate 13 between the upper chamber 11 and the lower chamber 12, one end of the connecting rod 3 extends into the lower chamber 12 through the connecting rod receding hole 131 and is fixed with a rack 33 at an end portion thereof, the rack 33 is fixed to the connecting rod 3 by a rack screw 331, and the rack 33 is engaged with the driving gear 4.

Furthermore, the left and right sides of the lower chamber 12 are both provided with openings, wherein the left opening is closed by a left cover plate 121, the right opening is closed by a right cover plate 122, the left cover plate 121 is fixedly connected with the window frame 1 by a left cover plate screw 1211, a circle of right cover plate sealing ring 1221 matched with the edge of the right opening of the lower chamber 12 is arranged on the right cover plate 122, a pair of right cover plate fixing lugs 1222 are respectively arranged on the upper and lower sides of the right cover plate 122, a right cover plate connecting lug 15 is respectively arranged at the position of the window frame 1 corresponding to the right cover plate fixing lug 1222, a right cover plate connecting lug screw 151 is respectively hinged on the right cover plate connecting lug 15, a right cover plate connecting nut 152 is respectively arranged on the right cover plate connecting screw 151, the right cover plate connecting nut 152 respectively passes through the corresponding right cover plate fixing lug 1222, and the right cover plate connecting nut 152 abuts against the right cover plate fixing lug 1222 and is tightly screwed to press the right cover plate 122 towards the edge of the right opening of the lower chamber 12. A driving gear seat 42 is fixed in the lower chamber 12, the spline shaft 41 is rotatably disposed on the driving gear seat 42, one end of the spline shaft 41 is in transmission connection with the driving gear 4, and the other end passes through the window frame 1 and is in transmission connection with the driving mechanism 5.

Referring to fig. 2, the driving mechanism 5 includes a worm gear box 51, a rotary output shaft 52 and a rotary input shaft 53 are disposed on the worm gear box 51, the worm gear box 51 is fixed to the outer sidewall of the window frame by a set of driving mechanism fixing holes 54, and the rotary output shaft 52 is formed with a spline shaft hole 521 engaged with the spline shaft 41.

Referring to fig. 1 in combination with fig. 2, when the window cover 2 needs to be closed, the rotation input shaft 53 is rotated, so that the rotation output shaft 52 drives the spline shaft 41 and the driving gear 4 to rotate counterclockwise, the driving gear 4 drives the rack 33 and the link 3 to slide downward along the link fixing post 112, the link 3 drives the self-locking link 31 to drive the window cover 2 to turn downward around the window cover hinge lug 22 during the sliding process until the window cover 2 and the window edge 1111 are folded and the self-locking link 31 is perpendicular to the window cover 2 (as shown in fig. 1), and the self-locking link 31 pushes the window cover 2 to extrude toward the window edge 1111 side during the process of forming a perpendicular state with the window cover 2, and finally completes the self-locking operation.

Claims

1. The utility model provides an airtight shutter's self-locking structure that compresses tightly, includes a window frame (1), is formed with one in this window frame (1) and controls the upper chamber (11) that link up and one constitutes in upper chamber (11) below and control the lower chamber (12) that link up, the middle part of upper chamber (11) constitutes along the direction of height interval has a set of window (111), window (111) are provided with a window lid (2) respectively to the left side of turning over from top to bottom, window lid (2) respectively with corresponding window (111) sealing fit, upper chamber (11) are located the left rear wall of a set of window (111) and can be provided with a connecting rod (3) with sliding from top to bottom, lower chamber (12) rotatoryly be provided with a drive gear (4), the one end downwardly extending of connecting rod (3) is connected with drive gear (4) cooperation in lower chamber (12), be fixed with a actuating mechanism (5) on the lateral surface of window frame (1), this actuating mechanism (5) control the rotation of integral key shaft (4) through a drive gear (41), its characterized in that: the window cover is characterized in that a window cover connecting lug (23) is formed on one leftward-facing side face of the window cover (2) at a position corresponding to each connecting rod (3), each connecting rod (3) is connected with a self-locking connecting rod (31) at a position corresponding to each window cover connecting lug (23), one end of each self-locking connecting rod (31) is hinged to the corresponding connecting rod (3), the other end of each self-locking connecting rod is hinged to the corresponding window cover connecting lug (23), and when the connecting rods (3) slide downwards to the limit to enable the window cover (2) to be closed with the window (111), the self-locking connecting rods (31) are perpendicular to the window cover (2) and push the window cover (2) to press the window (111) to complete self-locking.

2. The compressing self-locking structure of an airtight shutter as claimed in claim 1, wherein a flange (14) is formed around the window frame (1), the flange (14) is fixed to the bulkhead of the ship by a flange bolt (141), and a flange sealing ring (142) is provided between the flange (14) and the bulkhead.

3. The compression self-locking structure of an airtight shutter as claimed in claim 1, wherein a window edge (1111) extending leftwards is formed around the window (111), a window cap sealing ring (21) fitted with the window edge (1111) is provided on one side of the window cap (2), a pair of window cap hinge lugs (22) are formed on the upper end of the window cap (2), and the window cap hinge lugs (22) are respectively hinge-fixed with the inner sidewall of the upper chamber (11).

4. The compressing self-locking structure of an airtight shutter as claimed in claim 1, wherein the connecting rod (3) is provided with a pair of sliding grooves (32) at intervals along the length direction, a pair of connecting rod fixing columns (112) are respectively fixed on one side wall of the upper chamber (11), the sliding grooves (32) of the connecting rod (3) are respectively arranged on the corresponding connecting rod fixing columns (112) to enable the connecting rod (3) to slide up and down, a connecting rod abdicating hole (131) is formed in the partition plate (13) between the upper chamber (11) and the lower chamber (12), one end of the connecting rod (3) passes through the connecting rod abdicating hole (131) to extend into the lower chamber (12) and is fixed with a rack (33) at the end, the rack (33) is fixed with the connecting rod (3) through a rack screw (331), and the rack (33) is engaged with the driving gear (4).

5. The compressing self-locking structure of an airtight shutter as claimed in claim 1, wherein the lower chamber (12) is provided with openings on both left and right sides, wherein the left opening is closed by a left cover plate (121) and the right opening is closed by a right cover plate (122), the left cover plate (121) is fixedly connected to the window frame (1) by a left cover plate screw (1211), the right cover plate (122) is provided with a ring of right cover plate sealing ring (1221) fitted to the right opening edge of the lower chamber (12), the right cover plate (122) is provided with a pair of right cover plate fixing lugs (1222) on both upper and lower sides, the window frame (1) is provided with a right cover plate connecting lug (15) at a position corresponding to the right cover plate fixing lug (1222), the right cover plate connecting lug (15) is hinged with a right cover plate connecting screw (151), the right cover plate connecting screw (151) is provided with a right cover plate connecting nut (152), the right cover plate connecting nut (152) passes through the corresponding right cover plate fixing lug (1222), and the right cover plate connecting screw (1222) is screwed to the right cover plate connecting nut (1222) to press against the right cover plate fixing lug (122) and the lower opening.

6. The compressing self-locking structure of an airtight blind according to claim 1, wherein a driving gear seat (42) is fixed in the lower chamber (12), the spline shaft (41) is rotatably disposed on the driving gear seat (42), one end of the spline shaft (41) is drivingly connected to the driving gear (4) and the other end is drivingly connected to the driving mechanism (5) through the window frame (1).

7. The compressing self-locking structure of an airtight shutter as claimed in claim 1, wherein said driving mechanism (5) comprises a worm gear box (51), a rotary output shaft (52) and a rotary input shaft (53) are provided on said worm gear box (51), said worm gear box (51) is fixed with the outer sidewall screw of the window frame through a set of driving mechanism fixing holes (54), said rotary output shaft (52) is formed with a spline shaft hole (521) engaged with the spline shaft (41).

8. A compression self-locking structure of an airtight blind according to claim 1, wherein said window (111) and said window cover (2) are respectively rectangular and the size of the window (111) is smaller than the size of the window cover (2).