CN219197008U

CN219197008U - Sliding plug door locking mechanism

Info

Publication number: CN219197008U
Application number: CN202222526416.XU
Authority: CN
Inventors: 周云红; 邱广风
Original assignee: Huaian Jiutai Automobile Fittings Co ltd
Current assignee: Huaian Jiutai Automobile Fittings Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-06-16
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses a sliding plug door locking mechanism which comprises a locking block, a first motor, a gas storage block and a mounting plate, wherein the first motor is arranged on the inner bottom wall of the locking block, an embedded block is arranged on the outer wall of a sliding block, a hydraulic rod is arranged on the inner wall of the embedded block, a connecting plate is arranged at one end of the hydraulic rod, and a pressing plate is arranged on the outer wall of the connecting plate. According to the utility model, the connecting plate, the pressing plate and the embedded block are arranged, when the sliding plug door is locked, the first motor rotates to drive the embedded block to move, the embedded block moves from top to bottom, so that the embedded block is embedded into the bolt, the bolt is locked, then the hydraulic rod drives the connecting plate to move, the connecting plate moves to drive the pressing plate to move, the pressing plate presses the bolt, so that after the sliding plug door is closed, the pressing plate applies force to the sliding plug door to the interior of the carriage, and the sliding plug door is tightly attached to the carriage, so that the locking effect of the sliding plug door is better, and loosening and shaking of the sliding plug door are avoided.

Description

Sliding plug door locking mechanism

Technical Field

The utility model relates to the technical field of locking of a sliding plug door, in particular to a locking mechanism of the sliding plug door.

Background

The sliding plug door is a door or a car door, and has two actions of plug and sliding. When the door is closed, the door is plugged into a door opening from the inside or the outside of the car, so that the door is closed and sealed, when the door is opened, the door can slide along the inside or the outside of the car body after being moved away from the door opening by a certain distance, the sliding plug door of the railway passenger car is divided into an inner sliding plug door and an outer sliding plug door, the door opening is plugged into the inside or the outside of the car respectively, the inner sliding plug door is adopted in Japan, the outer sliding plug door is mostly adopted in some countries in Europe and America, the outer sliding plug door is adopted in China at present, the locking force of the sliding plug door is smaller when the sliding plug door is locked, the traditional locking mode is complex, and after the sliding plug door is locked, some locking mechanisms still loose.

The existing locking mechanism has the defects that:

patent document CN206972019U discloses a toothed sliding plug door locking rotation mechanism, which comprises a support, a connecting rod, a pin shaft and a connecting rotating shaft, wherein one end of the connecting rod is sleeved on the connecting rotating shaft, and the other end of the connecting rod is connected with the support through the pin shaft and can realize relative rotation with the support; the support is provided with a connecting hole for inserting the pin shaft, and a self-lubricating shaft sleeve is arranged in the connecting hole; the junction of round pin axle and connecting rod is equipped with cylindric lock. The utility model can effectively improve the strength of the support and avoid the breakage of the support; the self-lubricating shaft sleeve has the advantages of small friction coefficient, dust prevention, strong shock absorption and load capacity, small influence by environmental temperature and humidity and the like; the utility model has simple structure and convenient operation and maintenance.

However, the locking mechanism of the above publication mainly solves the problems of the strength of the support and the avoidance of breakage of the support, and does not solve the problem of the small locking strength of the existing locking mechanism.

In view of this, it is necessary to develop a sliding plug door locking mechanism, which can solve the locking problem of the locking mechanism, thereby improving the locking effect of the sliding plug door.

Disclosure of Invention

The utility model aims to provide a sliding plug door locking mechanism which is used for solving the problem of poor locking effect in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stopper sliding door locking mechanism, includes latch segment, motor No. one, gas storage piece and mounting panel, motor No. one is installed to the inside diapire of latch segment, the screw rod is installed to the output of motor No. one, the movable block is installed to the outer wall of screw rod, the spout has been seted up to the outer wall of latch segment, the slider is installed to the outer wall of movable block, and the outer wall of slider and the laminating of the inner wall of spout, the embedding piece is installed to the outer wall of slider, the hydraulic stem is installed to the inner wall of embedding piece, the link plate is installed to one end of hydraulic stem, the clamp plate is installed to the outer wall of link plate;

the air storage block is arranged on the outer wall of the locking block, the air injection plate is arranged on the outer wall of the locking block, and the second motor is arranged on the inner wall of the air storage block.

Preferably, the outer wall of the locking block is provided with a mounting block.

Preferably, an air pump is installed on the outer wall of the air storage block.

Preferably, the outer wall of the air injection plate is provided with air holes.

Preferably, the inner wall of the air storage block is provided with a matching plate, and the outer wall of the matching plate is provided with a sealing plate through a hinge.

Preferably, the output end of the second motor is provided with a rotating plate, the outer wall of the rotating plate is provided with a movable connecting rod through a pin shaft, and the movable connecting rod is movably connected with the bottom side of the sealing plate.

Preferably, a bolt is mounted on the outer wall of the mounting plate.

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

1. according to the utility model, the connecting plate, the pressing plate and the embedded block are arranged, when the sliding door is locked, the first motor rotates to drive the screw rod to rotate, the screw rod rotates to drive the movable block to move, the movable block moves to drive the sliding block to slide in the sliding groove, the movable block moves to drive the embedded block to move from top to bottom, the embedded block is embedded into the bolt, the bolt is locked, then the hydraulic rod drives the connecting plate to move, the connecting plate moves to drive the pressing plate to move, the pressing plate presses the bolt, so that after the sliding door is closed, the pressing plate applies force to the sliding door to the interior of the carriage, and the sliding door is tightly attached to the carriage, so that the locking effect of the sliding door is better, and loosening and shaking of the sliding door are avoided;

2. according to the utility model, the matched plate, the second motor and the sealing plate are arranged, the air pump fills external air into the air storage block, when the sliding plug door is about to be closed, the second motor rotates to drive the rotary plate to rotate, the rotary plate rotates to drive the movable connecting rod to shake, the movable connecting rod shakes to drive the sealing plate to move, the sealing plate opens the opening of the matched plate, so that air of the air storage block is sprayed through the air hole of the air spraying plate, the plug pin entering area is flushed by air flow, sundries in the plug pin embedding area are blown away, the structure prevents the locking position of the carriage from being influenced by the sundries, and the locking mechanism is prevented from being blocked by the foreign matters.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the front structure of the present utility model;

FIG. 3 is a schematic top view of an insert of the present utility model;

FIG. 4 is a schematic diagram of a jet plate structure according to the present utility model;

fig. 5 is a schematic view of a rotating plate structure according to the present utility model.

In the figure: 1. a locking block; 101. a mounting block; 2. a motor I; 201. a screw; 202. a moving block; 203. a chute; 204. a slide block; 205. an embedded block; 206. a hydraulic rod; 207. a connecting plate; 208. a pressing plate; 3. a gas storage block; 301. an air pump; 4. an air jet plate; 401. air holes; 5. matching plates; 501. a sealing plate; 6. a motor II; 601. a rotating plate; 602. a movable connecting rod; 7. a mounting plate; 701. a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, a sliding plug door locking mechanism comprises a locking block 1, a first motor 2, a gas storage block 3 and a mounting plate 7, wherein a mounting block 101 is mounted on the outer wall of the locking block 1, and a bolt 701 is mounted on the outer wall of the mounting plate 7. The installation block 101 installs the latch block 1 inside one side of the carriage door, and the installation plate 7 is installed in one side of the sliding plug door, and when the sliding plug door is closed, the bolt 701 is inserted into the carriage and is located on one side of the latch block 1.

Referring to fig. 1, fig. 2 and fig. 3, the first motor 2 is installed at the inner bottom wall of the locking block 1, the screw 201 is installed at the output end of the first motor 2, the moving block 202 is installed at the outer wall of the screw 201, the chute 203 is formed in the outer wall of the locking block 1, the sliding block 204 is installed at the outer wall of the moving block 202, the outer wall of the sliding block 204 is attached to the inner wall of the chute 203, the embedded block 205 is installed at the outer wall of the sliding block 204, the hydraulic rod 206 is installed at the inner wall of the embedded block 205, the connecting plate 207 is installed at one end of the hydraulic rod 206, the pressing plate 208 is installed at the outer wall of the connecting plate 207, when the sliding block is locked, the first motor 2 rotates to drive the screw 201 to rotate, the moving block 202 is driven to move, the moving block 202 moves to drive the sliding block 204 to slide in the chute 203, the moving block 202 moves to drive the embedded block 205 to move, the embedded block 205 is embedded in the bolt 701, the bolt 701 is locked, then the hydraulic rod 206 drives the connecting plate 207 to move, the pressing plate 208 presses the bolt 701, the sliding block 208, and after the sliding door 208 is closed, the pressing plate 208 is attached to the carriage door is tightly, and the sliding door is prevented from being loosened.

Referring to fig. 4 and 5, the air storage block 3 is installed on the outer wall of the locking block 1, the air injection plate 4 is installed on the outer wall of the locking block 1, the second motor 6 is installed on the inner wall of the air storage block 3, the air pump 301 is installed on the outer wall of the air storage block 3, the air hole 401 is formed in the outer wall of the air injection plate 4, the matching plate 5 is installed on the inner wall of the air storage block 3, the sealing plate 501 is installed on the outer wall of the matching plate 5 through a hinge, the rotating plate 601 is installed at the output end of the second motor 6, the movable connecting rod 602 is installed on the outer wall of the rotating plate 601 through a pin shaft, and the movable connecting rod 602 is movably connected with the bottom side of the sealing plate 501, the air pump 301 charges the outside air into the air storage block 3, when the sliding door is about to be closed, the rotating plate 601 rotates to drive the movable connecting rod 602 to shake, the sealing plate 501 is driven to move, the sealing plate 501 opens the opening of the matching plate 5, thereby enabling the air of the air storage block 3 to be injected through the air hole 401 of the matching plate 4, enabling the plug 701 to enter the area to be flushed by the air flow, the impurities at the carriage of the structure, and the locking mechanism is prevented from being influenced by foreign matters.

The working principle is that when the sliding door is locked, the first motor 2 rotates to drive the screw 201 to rotate, the screw 201 rotates to drive the moving block 202 to move, the moving block 202 moves to drive the sliding block 204 to slide in the sliding groove 203, the moving block 202 moves to drive the embedded block 205 to move, the embedded block 205 moves from top to bottom, the embedded block 205 is embedded in the bolt 701, the bolt 701 is locked, then the hydraulic rod 206 drives the connecting plate 207 to move, the connecting plate 207 moves to drive the pressing plate 208 to move, the pressing plate 208 presses the bolt 701, after the sliding door is closed, the pressing plate 208 applies force to the sliding door to the interior of a carriage, so that the sliding door is tightly attached to the carriage, the locking effect of the sliding door is better, loosening and shaking of the sliding door are avoided, the air pump 301 charges external air into the air storage block 3, when the sliding door is about to be closed, the second motor 6 rotates to drive the rotating plate 601 to rotate, the movable connecting rod 602 shakes, the sealing plate 501 moves, the opening of the sealing plate 501 is opened, air hole of the air storage block 3 is matched with the air storage plate 4, the air hole of the air storage block 3 is pressed, the air hole 401 is tightly attached to the carriage is prevented from being influenced by the air flow, and the noise is prevented from being blocked by the air.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a stopper sliding door locking mechanism, includes latch segment (1), motor (2), gas storage piece (3) and mounting panel (7), its characterized in that: the novel hydraulic pressure device is characterized in that a motor (2) is arranged on the inner bottom wall of the locking block (1), a screw (201) is arranged at the output end of the motor (2), a moving block (202) is arranged on the outer wall of the screw (201), a sliding groove (203) is formed in the outer wall of the locking block (1), a sliding block (204) is arranged on the outer wall of the moving block (202), the outer wall of the sliding block (204) is attached to the inner wall of the sliding groove (203), an embedded block (205) is arranged on the outer wall of the sliding block (204), a hydraulic rod (206) is arranged on the inner wall of the embedded block (205), a connecting plate (207) is arranged at one end of the hydraulic rod (206), and a pressing plate (208) is arranged on the outer wall of the connecting plate (207);

the outer wall of the locking block (1) is provided with a gas storage block (3), the outer wall of the locking block (1) is provided with a gas injection plate (4), and the inner wall of the gas storage block (3) is provided with a second motor (6).

2. A sliding plug door locking mechanism according to claim 1, wherein: the outer wall of the locking block (1) is provided with a mounting block (101).

3. A sliding plug door locking mechanism according to claim 1, wherein: an air pump (301) is arranged on the outer wall of the air storage block (3).

4. A sliding plug door locking mechanism according to claim 1, wherein: and an air hole (401) is formed in the outer wall of the air injection plate (4).

5. A sliding plug door locking mechanism according to claim 1, wherein: the inner wall of the gas storage block (3) is provided with a matching plate (5), and the outer wall of the matching plate (5) is provided with a sealing plate (501) through a hinge.

6. A sliding plug door locking mechanism according to claim 1, wherein: the output end of the second motor (6) is provided with a rotating plate (601), the outer wall of the rotating plate (601) is provided with a movable connecting rod (602) through a pin shaft, and the movable connecting rod (602) is movably connected with the bottom side of the sealing plate (501).

7. A sliding plug door locking mechanism according to claim 1, wherein: the outer wall of the mounting plate (7) is provided with a bolt (701).