CN219118987U

CN219118987U - Single-point operation four-side linkage sound insulation door locking mechanism

Info

Publication number: CN219118987U
Application number: CN202320017664.3U
Authority: CN
Inventors: 刘奥铖; 张琨; 张权; 赵大洋; 马士宝
Original assignee: 704th Research Institute of CSIC
Current assignee: 704th Research Institute of CSIC
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-06-02
Anticipated expiration: 2033-01-05

Abstract

The utility model relates to a single-point operation four-side linkage sound-proof door locking mechanism which comprises a frame, sound-proof doors, a door lock, a coaxial gear structure, a gear-rack transmission mechanism, a latch mechanism and a lever structure, wherein the door lock is respectively connected with the gear-rack transmission mechanisms at two sides through coaxial gears, racks in the gear-rack transmission mechanism are fixedly connected with vertical moving rods, two vertical moving rods are respectively connected with an upper transverse moving rod and a lower transverse moving rod through the lever structure, the outer sides of the two vertical moving rods and the two transverse moving rods are respectively connected with latches in a plurality of latch mechanisms, and toothed pins corresponding to the latches are arranged at the periphery of the frame. The coaxial locking mechanism is adopted, the latch teeth around the sound insulation door can be simultaneously locked by rotating the door lock, and the sealing effect of single-point rotation and uniform locking around is realized; in addition, by adopting the scheme of pushing out-translating guide pages, the four sides can be fully sealed, and meanwhile, the door opening space is saved to the greatest extent while the full opening requirement is met.

Description

Single-point operation four-side linkage sound insulation door locking mechanism

Technical Field

The utility model relates to a ship generator set sound proof door component, in particular to a sound proof door locking mechanism

Background

At present, if a traditional 90-degree rotary opening type hinge is adopted for a sound insulation door assembly of a ship generator set, only single-channel sealing can be adopted at the side of an upright post, and the sound leakage risk is high. Therefore, a coaxial locking mechanism is required to be provided, and the locking teeth of the sound insulation door four can be simultaneously locked by rotating the door lock, so that the sealing effect of single-point rotation and uniform locking around is realized; in addition, by adopting the scheme of pushing out-translating guide pages, the four sides can be fully sealed, and meanwhile, the door opening space is saved to the greatest extent while the full opening requirement is met.

Disclosure of Invention

The utility model aims to solve the problems of sealing sound leakage around a sound insulation door component of a combustion engine unit and limited opening and closing space, and provides a sound insulation door locking mechanism with linkage around a single-point operation.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a single-point operation is sound proof door locking mechanism of linkage all around, includes frame, sound proof door, lock, coaxial gear structure, gear-rack drive mechanism, latch mechanism, lever structure, the lock passes through the gear-rack drive mechanism of coaxial gear connection both sides respectively, rack fixed connection in the gear-rack drive mechanism erects the movable rod, and two erects the movable rod and pass through lever structure connection upper and lower horizontal bar respectively, and the latch in a plurality of latch mechanisms is connected respectively in two erects movable rod and two horizontal bar outsides, is equipped with the tooth round pin that corresponds the latch around the frame.

Further, a driving bevel gear in the coaxial gear structure is meshed with two driven bevel gears, one driven bevel gear is connected with a left-side gear-rack transmission mechanism through a transmission shaft, the other driven bevel gear is connected with a carrier gear through the transmission shaft, and the carrier gear is connected with a right-side gear-rack transmission mechanism.

Further, the transmission shaft is fixed on the back surface of the sound insulation door through a connecting seat; the vertical moving rod and the transverse moving rod are fixed on the back surface of the sound insulation door through sliding seats.

Further, the gear-rack transmission mechanism is formed by meshing and connecting a gear and a rack.

Further, the lever structure comprises right angle drive plate and round pin axle, and wherein, right angle department of right angle drive plate is equipped with the rotation hole to through this rotation hole and the round pin axle cooperation connection on the sound proof door back of fixed connection, right angle drive plate can swing around this round pin axle through the rotation hole, open on two right angle arms of right angle drive plate has the kidney slot, and respectively through kidney slot and the round pin axle cooperation sliding connection on perpendicular movable rod and traversing movable rod.

Furthermore, a separation seal piece is arranged around the frame and the sound insulation door, a guide page is arranged between the sound insulation door and the frame, and a door handle is arranged on the sound insulation door.

The beneficial effects of the utility model are as follows:

according to the coaxial locking mechanism, the latch around the sound insulation door can be locked by rotating the door lock, so that the sealing effect of single-point rotation and uniform locking around is realized; in addition, by adopting the scheme of pushing out-translating guide pages, the four sides can be fully sealed, and meanwhile, the door opening space is saved to the greatest extent while the full opening requirement is met.

According to the actual sound insulation test and the water immersion resistance test result, the sound insulation effect of the design meets the use requirement.

Drawings

FIG. 1 is a view showing the constitution of a sound proof door of the present utility model;

FIG. 2 is a schematic view of the inventive glottal locking mechanism;

fig. 3 is a schematic side view of a latch mechanism.

Detailed Description

The utility model will be further described with reference to the drawings and examples.

As shown in fig. 1 to 3, the utility model provides a single-point operation four-side linkage type soundproof door locking mechanism, which comprises a frame 2, a soundproof door 1, a door lock 9, a coaxial gear structure 3, a gear-rack transmission mechanism 4, a latch mechanism 6 and a lever structure 5.

The door lock 9 is connected with the driving bevel gear 3-1 in the coaxial gear structure 3, the driving bevel gear 3-1 is in meshed connection with two driven bevel gears 3-2 in the coaxial gear structure 3, one driven bevel gear 3-2 is connected with the left-side gear-rack transmission mechanism 4 through a transmission shaft, the other driven bevel gear 3-2 is connected with the bridge gear 3-3 through the transmission shaft, and the bridge gear 3-3 is connected with the right-side gear-rack transmission mechanism 4. The rack 4-2 in the gear-rack transmission mechanism 4 is fixedly connected with a vertical moving rod 7, the lower end of the vertical moving rod 7 at the left side is connected with a transverse moving rod 9 at the bottom through a lever structure 5, and the upper end of the vertical moving rod 7 at the right side is connected with a transverse moving rod 8 at the top through the lever structure 5. The outer sides of the two vertical moving rods 7 and the two transverse moving rods 8 are respectively connected with the latch teeth 6-1 in the plurality of latch tooth mechanisms 6, and the periphery of the frame 2 is provided with toothed pins 6-2 corresponding to the latch teeth 6-1. The transmission shaft is fixed on the back of the sound insulation door 1 through a connecting seat. The vertical moving rod 7 and the transverse moving rod 8 are fixed on the back surface of the sound insulation door 1 through sliding seats.

The gear-rack transmission mechanism 4 is formed by meshing and connecting a gear 4-1 and a rack 4-2. The lever structure 5 is composed of a right-angle transmission plate 5-1 and a pin shaft 5-2, wherein a rotating hole is formed in the right-angle position of the right-angle transmission plate 5-1 and is in matched connection with the pin shaft 5-2 fixedly connected to the back surface of the sound insulation door 1, the right-angle transmission plate 5-1 can swing around the pin shaft 5-2 through the rotating hole, and two right-angle arms of the right-angle transmission plate 5-1 are provided with waist-shaped grooves and are respectively in matched sliding connection with pin shafts fixedly connected to the vertical moving rod 7 and the transverse moving rod 8 through the waist-shaped grooves.

The sound proof door locking mechanism is provided with a gear coaxial with the door lock, the gear and rack mechanism converts rotary motion into linear motion, and the lever structure drives the latch mechanism around the sound proof door to carry out locking action. The latch is in a chute shape, and the longer the chute runs, the more tightly the sound insulation door is matched with the frame. The single-point control and the multi-point execution realize the requirements of single-point operation and four-side linkage, so that the sealing strips around the sound isolation door are simultaneously and uniformly locked, and the problems of deformation and local sound leakage of the sound isolation door are avoided to a certain extent. In order to prevent deviation of sealing effect of each position caused by inconsistent processing and assembly of different latches, a position fine adjustment structure is designed for the latches, and in the trial assembly stage, the positions of the latches and the mounting columns at each position are basically consistent through adjustment, so that good sealing effect is realized.

In addition, a seal member 10 for separating back is provided around the frame 2 and the sound-proof door 1, a guide sheet 11 is provided between the sound-proof door 1 and the frame 2, and a door handle 12 is provided on the sound-proof door 1. Through pushing out-translation shape guide page, can realize all around comprehensive multichannel sealing, the furthest saves the space of opening the door when realizing full open demand simultaneously.

Claims

1. A single-point operation linkage's sound proof door locking mechanism all around, its characterized in that: the door lock is connected with the gear-rack transmission mechanisms on two sides through coaxial gears respectively, racks in the gear-rack transmission mechanisms are fixedly connected with vertical moving rods, the two vertical moving rods are connected with upper and lower traversing rods through the lever structures respectively, the outsides of the two vertical moving rods and the two traversing rods are connected with clamping teeth in a plurality of clamping tooth mechanisms respectively, and toothed pins corresponding to the clamping teeth are arranged on the periphery of the frame.

2. The single point operated four sided linkage glottal locking mechanism of claim 1, wherein: the driving bevel gear in the coaxial gear structure is meshed with two driven bevel gears, one driven bevel gear is connected with the left-side gear-rack transmission mechanism through a transmission shaft, the other driven bevel gear is connected with a carrier gear through the transmission shaft, and the carrier gear is connected with the right-side gear-rack transmission mechanism.

3. The single point operated four sided linkage glottal locking mechanism of claim 2, wherein: the transmission shaft is fixed on the back surface of the sound insulation door through a connecting seat; the vertical moving rod and the transverse moving rod are fixed on the back surface of the sound insulation door through sliding seats.

4. The single point operated four sided linkage glottal locking mechanism of claim 1, wherein: the gear-rack transmission mechanism is formed by meshing and connecting a gear and a rack.

5. The single point operated four sided linkage glottal locking mechanism of claim 1, wherein: the lever structure comprises right angle drive plate and round pin axle, and wherein, right angle department of right angle drive plate is equipped with the rotation hole to through this rotation hole and the round pin axle cooperation connection on the sound proof door back of fixed connection, right angle drive plate can swing around this round pin axle through the rotation hole, open on two right angle arms of right angle drive plate has the kidney slot, and respectively through kidney slot and the round pin axle cooperation sliding connection on perpendicular movable rod and the traverse bar.

6. The single point operated four sided linkage glottal locking mechanism of claim 1, wherein: the frame and the sound proof door are provided with a separation back sealing piece at the periphery, a guide page is arranged between the sound proof door and the frame, and a door handle is arranged on the sound proof door.