CN220059361U - Civil air defense ventilation window structure with self-locking function - Google Patents

Abstract

The utility model discloses a civil air defense ventilation window structure with a self-locking function, which comprises a window frame, a plugging mechanism and a self-locking mechanism, wherein the window frame is provided with a sealing mechanism; the plugging mechanism comprises a fixed arm fixed on the upper side of the window, a swing rod hinged with the fixed arm, a window door fixedly connected with the swing rod, a limiting piece arranged on the lower side of the window and a handle fixed on the middle part of the inner side of the window door; the self-locking mechanism comprises a lock rod, an elastic reset piece acting on the lock rod, and an operation linkage piece arranged on the handle, wherein two ends of the lock rod are respectively provided with a lock catch end buckled with the lock opening, and a transmission end in transmission connection with the operation linkage piece, and the elastic reset piece is used for providing reset elastic force for the lock rod to enable the lock catch end to be buckled with the lock opening. The window door is pulled to swing inwards to the position for plugging the window by the handle, and meanwhile, the linkage piece is operated to pull the lock rod, so that the lock catch end moves to the position where the lock catch is separated, and when the handle is released, the lock rod is reset to the position where the lock catch end is buckled with the lock catch, thereby realizing the self-locking of the window door. The utility model is suitable for the field of civil air defense.

Description

Civil air defense ventilation window structure with self-locking function

Technical Field

The utility model relates to the technical field of civil air defense equipment, in particular to a civil air defense ventilation window structure with a self-locking function.

Background

Civil air defense engineering is also called civil air defense work, and refers to an underground protective building which is independently constructed for guaranteeing the shielding of fight time personnel and materials, the command of civil air defense and medical aid, and a basement which is constructed by combining with the ground building and can be used for air defense during the fight time.

In order to ensure that the basement air flows through, a civil air defense ventilation window is generally arranged, when the basement air flows through the basement air, the ventilation opening can be closed, and the window and the door can be closed in time, but after the window and the door are closed, the locking operation of the window and the door is complex, people need to stay for a certain time to stand at the window edge to perform operation locking or unlocking, and the personal safety is seriously influenced.

Disclosure of Invention

The utility model aims to provide a personal air-proof window structure with a self-locking function, which solves one or more technical problems in the prior art and at least provides a beneficial selection or creation condition.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a personal air-proof ventilation window structure with a self-locking function, which comprises: the device comprises a window frame, a plugging mechanism and a self-locking mechanism, wherein the window frame is provided with a window; the plugging mechanism is positioned at the outer side of the window frame and comprises a fixed arm fixed at the upper side of the window, a swing rod hinged with the fixed arm, a window door fixedly connected with the swing rod, a limiting piece arranged at the lower side of the window and a handle fixed at the middle part of the inner side of the window door, wherein the window door opens the window under the gravity and is abutted against the limiting piece; the self-locking mechanism is arranged on the inner side of the window and door, the self-locking mechanism comprises a lock rod which is attached to the window and door in an axial sliding manner along the self, an elastic reset piece acting on the lock rod and an operation linkage piece arranged on the handle, a locking opening is arranged on the inner periphery side of the window, two ends of the lock rod are respectively a locking end buckled with the locking opening and a transmission end in transmission connection with the operation linkage piece, the elastic reset piece is used for providing reset elastic force for the lock rod to enable the locking end to be buckled with the locking opening, and the operation linkage piece is used for being operated by a human hand to pull the lock rod to enable the locking end to be separated from the locking opening.

The beneficial effects of the utility model are as follows: when the window is used, if the window needs to be opened, people operate the handle from the inner side, and when the handle is operated, the operation linkage piece is simultaneously operated to pull the lock rod so as to enable the lock catch end to be separated from the lock catch, so that the window and the door swing outwards around the fixed arm to open the window under the linkage of the swing rod, and the window and the door swing downwards to the position where the window and the door are abutted against the limiting piece under the self gravity of the window and the door, so that the positioning is realized, and if the window and the door are subjected to external shock waves, the gravity of the window and the door can be overcome under the action of the impact force, and the window and the door are pushed to be blocked; if in emergency, when the window and door need to be actively closed, people also operate the handle from the inner side, pull the window and door to the position of the plugging window through the handle, simultaneously control the operation linkage piece to pull the lock rod, make the lock catch end move to the position of locking notch detachment, when the handle is loosened, under the action of the reset elastic force of the elastic reset piece, the lock rod resets to the position of locking catch end and locking notch buckling, thereby realizing the self-locking of the window and door, and the operation linkage piece can be simultaneously controlled to drive the lock rod to move through the process of operating the handle to push and pull the window and door, so as to realize the detachment and buckling of the lock catch end and the locking notch. Thus, people do not need to stay on the inner side of the air-permeable window of the civil air-defense for a long time, and the civil air-defense effect is greatly improved.

As a further improvement of the technical scheme, the lock rod is connected with a sliding block, and a sliding groove which is in sliding fit with the sliding block is arranged on the inner side of the window.

The lock rod in this scheme passes through slider and spout sliding fit to realize the axial slip of lock rod along self.

As a further improvement of the technical scheme, the handle is in a shape of , the side wall of the handle is provided with a sliding hole, and the transmission end penetrates through the sliding hole in a sliding manner and then is connected with the operation linkage piece.

The locking lever in this scheme is slidable passes the slide hole for the slip of locking lever is more stable, and the operation linkage piece is located the inner circle of handle, can control the operation linkage piece when holding the handle.

As a further improvement of the technical scheme, the elastic reset piece is a spring sleeved on the lock rod, and two ends of the spring are respectively abutted with the handle and the sliding block.

The scheme acts on the sliding block through the elastic tension of the spring so as to drive the sliding block to drive the locking rod to reset.

As a further improvement of the technical scheme, the number of the locking bars is two, the two locking bars are coaxially arranged on two sides of the handle relatively, and correspondingly, the number of the locking openings is also two.

According to the scheme, the locking and fixing of the window and the door are realized through the two lock rods, the operation linkage piece can simultaneously control the two lock rods to move, and the locking firmness of the window and the door is improved.

As a further improvement of the technical scheme, the operation linkage piece is a pull rod arranged on the inner side of the handle, two ends of the pull rod are hinged with connecting rod pieces, and the two connecting rod pieces are respectively hinged with the two transmission ends.

This scheme adopts the pull rod to stimulate two locking lever movements, specifically, when people hold the handle, can hold the pull rod simultaneously to pulling the pull rod and going to the direction removal of handle, the both ends of pull rod drive two locking levers and be close to each other through articulated connecting rod spare, with the compression spring that corresponds, in order to make the transmission effect better, the connecting rod spare adopts soft component, can realize certain elastic deformation, in order to compensate the error on the transmission, but the elasticity of connecting rod spare self is greater than the elasticity of spring far away.

As a further improvement of the technical scheme, the lock catch end is provided with an inclined chamfer.

The slope chamfer that this scheme set up is mainly contradicted with the outside edge slip of window, when window door closed window under the impact force effect of enough big, under the outside edge slip conflict of slope chamfer and window, can promote the locking lever motion to make window door shutoff window back completely, hasp end and the fore shaft lock on the locking lever.

As a further improvement of the technical scheme, sealing strips are arranged on the periphery of the inner side of the window door. The sealing strip can improve the sealing performance of the window and door plugging window, and the window and door are in sealing contact with the outer side of the window through the sealing strip.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view of a structure of a ventilation window for civil air defense according to an embodiment of the present utility model, wherein the window is completely sealed;

FIG. 2 is a schematic view of a ventilation window structure for civil air defense according to an embodiment of the present utility model when a window door is opened;

fig. 3 is a schematic structural view of the ventilation window structure of the present utility model, in which the locking end of one embodiment of the ventilation window structure is disengaged from the locking notch.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, if there is a word description such as "a plurality" or the like, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 2, the personal air protection ventilation window structure with self-locking function of the present utility model makes the following embodiments:

the ventilation window structure of the civil air defense in this embodiment includes a window frame 100, a blocking mechanism and a self-locking mechanism 700, wherein the window frame 100 is vertically arranged, the window frame 100 has a window 110 which is internally and externally penetrated, and the axial direction of the window 110 is transversely arranged.

The plugging mechanism of this embodiment is disposed on the outer side of the window frame 100, where the plugging mechanism includes a fixing arm 200, a swing rod 300, a window door 400, a handle 600 and a limiting member 500, where the fixing arm 200 is fixed on the upper side of the window 110, the lower end of the swing rod 300 is fixedly connected with the outer side wall of the window door 400, the swing rod 300 is disposed in an inclined manner, the upper end of the swing rod 300 is hinged with the outer end of the fixing arm 200, the limiting member 500 is fixed on the lower side of the window 110, the limiting member 500 of this embodiment is in a right angle hook shape, and the handle 600 is fixed in the middle of the inner side of the window door 400.

Thus, the window 400 can swing around the outer end of the fixing arm 200 to a position abutting against the limiting member 500 under the action of self gravity, and the window 400 opens the window 110 at this time, and the lower edge of the outer side of the window 400 abuts against the limiting member 500.

The self-locking mechanism 700 of the present embodiment is located at the inner side of the window 400, the self-locking mechanism 700 includes a lock rod 710, an elastic reset member, and an operation linkage member, where the lock rod 710 of the present embodiment is disposed along the radial extension of the window 400, and the lock rod 710 is disposed along the axial direction of the window 400 in a sliding manner, two ends of the lock rod 710 are divided into a latch end 711 facing the outer periphery and a driving end 712 facing the inner periphery, a locking opening 111 is formed at the inner periphery of the window 110, the latch end 711 is disposed corresponding to the locking opening 111, the elastic reset member acts on the lock rod 710, the reset elastic force of the elastic reset member acts on the lock rod 710 to make the latch end 711 and the locking opening 111 buckled, and the operation linkage member is disposed on the handle 600, and when a person holds the handle 600 to pull the window 400, the operation linkage member can be simultaneously manipulated to pull the lock rod 710 to move, so that the latch end 711 is disengaged from the locking opening 111.

Specifically: the lock rod 710 of the present embodiment is fixedly mounted on the sliding block 713, and the inner side wall of the window 400 is provided with a sliding groove 410, the sliding block 713 is slidably mounted on the sliding groove 410, wherein two ends of the sliding groove 410 are provided with blocking, the sliding of the sliding block 713 is limited, and the lock rod 710 is slidably matched with the sliding groove 410 through the sliding block 713, so as to realize the sliding of the lock rod 710 along the axial direction of the lock rod.

And the handle 600 of this embodiment is in a shape of , the handle 600 includes a vertical arm, two cross arms connected to the upper and lower ends of the vertical arm, the cross arms are fixedly connected with the window 400, a sliding hole 610 is provided on the cross arms, the lock rod 710 slidably passes through the sliding hole 610, so that the driving end 712 passes through the sliding hole 610 and is connected with the operation linkage, the lock rod 710 slidably passes through the sliding hole 610, so that the sliding of the lock rod 710 is more stable, and the operation linkage is located in the inner ring of the handle 600, and the operation linkage can be controlled when the handle 600 is held by hand.

The elastic restoring member adopts a spring 720, the spring 720 is sleeved on the periphery of the lock rod 710, two ends of the spring 720 are respectively abutted against the cross arm and the sliding block 713, and the elastic tension of the spring 720 is used for acting on the sliding block 713 to drive the lock rod 710 to restore.

Further, in order to improve the locking firmness of the window 400, in this embodiment, two lock bars 710 are adopted, the two lock bars 710 are vertically and oppositely disposed on the upper and lower sides of the handle 600, the lock bars 710 are vertically disposed, the two lock bars 710 are coaxial, and the driving ends 712 on the two lock bars 710 pass through the corresponding sliding holes 610 and then are connected with the operation linkage member, so that the operation linkage member can simultaneously control the two lock bars 710 to move, thereby improving the locking firmness of the window 400.

The operation linkage member of this embodiment is a vertically arranged pull rod 730, the pull rod 730 is disposed at the inner side of the handle 600, the upper and lower ends of the pull rod 730 are both hinged with a link member 740, and two link members 740 are respectively hinged with two driving ends 712.

In this embodiment, when a person holds the handle 600 by hand, the two lock bars 710 are pulled by the pull bar 730, and the pull bar 730 is pulled to move in the direction of the handle 600, two ends of the pull bar 730 drive the two lock bars 710 to approach each other through the hinged connecting rod member 740, so as to compress the corresponding springs 720, in order to make the transmission effect better, the connecting rod member 740 adopts a soft member, and a certain elastic deformation can be realized, so as to compensate for the error in transmission, but the elastic force of the connecting rod member 740 is far greater than that of the springs 720.

When in use, if the window 110 needs to be opened for ventilation, people operate the handle 600 from the inner side, and when the handle 600 is operated, pull the pull rod 730 to pull the lock rod 710 to move, so that the lock catch end 711 is separated from the locking opening 111, the window door 400 can swing outwards around the fixed arm 200 under the linkage of the swing rod 300 to open the window 110, and under the self gravity of the window door 400, the window door 400 swings downwards to a position abutting against the limiting piece 500, and positioning is realized;

if the window 400 is once subjected to external shock waves, under the action of the impact force, the gravity of the window 400 can be overcome, so that the window 400 is pushed to block the window 110;

if the window 400 needs to be actively closed in an emergency, people also operate the handle 600 from the inner side, pull the window 400 to swing to the position for plugging the window 110 through the handle 600, and simultaneously operate the pull rod 730 to pull the lock rod 710, so that the locking end 711 moves to the position for disengaging the locking notch 111, when the handle 600 is released, under the action of the reset elastic force of the spring 720, the lock rod 710 is reset to the position for locking the locking end 711 and the locking notch 111, thereby realizing the self-locking of the window 400, and in the process of operating the handle 600 to push and pull the window 400, the pull rod 730 can be simultaneously operated to drive the lock rod 710 to move, so as to realize the disengagement and locking of the locking end 711 and the locking notch 111. Thus, people do not need to stay on the inner side of the air-permeable window of the civil air-defense for a long time, and the civil air-defense effect is greatly improved.

Further, in order to meet the requirement of self-locking of the window and door 400 due to the shock wave, the locking end 711 of the present embodiment is provided with an inclined chamfer 714, the inclined chamfer 714 mainly slides against the outer edge of the window and door 110, and when the window and door 400 closes the window and door 110 under the action of a sufficient impact force, the locking rod 710 can be pushed to move under the sliding and pressing action of the inclined chamfer 714 against the outer edge of the window and door 110, so that after the window and door 400 completely closes the window and door 110, the locking end 711 on the locking rod 710 is locked with the locking opening 111.

In addition, in order to improve the sealing performance of the window 400 for sealing the window 110, a sealing strip 420 is arranged around the inner side of the window 400, and the window 400 is in sealing contact with the outer side of the window 110 through the sealing strip 420.

While the preferred embodiment of the present utility model has been described in detail, the utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, and these modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims (8)

1. The utility model provides a take self-locking function's people's air defense transom structure which characterized in that: it comprises the following steps:

a window frame (100) having a window (110);

the plugging mechanism is positioned on the outer side of the window frame (100), and comprises a fixed arm (200) fixed on the upper side of the window (110), a swing rod (300) hinged with the fixed arm (200), a window door (400) fixedly connected with the swing rod (300), a limiting piece (500) arranged on the lower side of the window (110) and a handle (600) fixed on the middle part of the inner side of the window door (400), wherein the window door (400) opens the window (110) under the gravity and is in collision with the limiting piece (500);

the self-locking mechanism (700) is arranged on the inner side of the window and door (400), the self-locking mechanism (700) comprises a lock rod (710) which is attached to the window and door (400) in a sliding way along the axial direction of the self-locking mechanism, an elastic reset piece acting on the lock rod (710) and an operation linkage piece arranged on the handle (600), a lock opening (111) is arranged on the inner peripheral side of the window (110), two ends of the lock rod (710) are divided into a lock catch end (711) buckled with the lock opening (111) and a transmission end (712) in transmission connection with the operation linkage piece, the elastic reset piece is used for providing reset elastic force for the lock rod (710) to enable the lock catch end (711) to be buckled with the lock opening (111), and the operation linkage piece is used for being operated by a human hand to pull the lock rod (710) to enable the lock catch end (711) to be separated from the lock opening (111).

2. The personal air defense ventilation window structure with self-locking function according to claim 1, wherein:

the lock rod (710) is connected with a sliding block (713), and a sliding groove (410) which is in sliding fit with the sliding block (713) is arranged on the inner side of the window door (400).

3. The personal air defense ventilation window structure with self-locking function according to claim 2, wherein:

the handle (600) is in a shape of a Chinese character '', a sliding hole (610) is formed in the side wall of the handle (600), and the transmission end (712) penetrates through the sliding hole (610) in a sliding mode and then is connected with the operation linkage piece.

4. A personal air defense ventilation window structure with self-locking function according to claim 3, wherein:

the elastic resetting piece is a spring (720) sleeved on the lock rod (710), and two ends of the spring (720) are respectively abutted with the handle (600) and the sliding block (713).

5. The personal air defense ventilation window structure with self-locking function according to claim 4, wherein:

the number of the lock rods (710) is two, the two lock rods (710) are coaxially arranged on two sides of the handle (600) relatively, and the number of the locking openings (111) is correspondingly two.

6. The personal air defense ventilation window structure with self-locking function according to claim 5, wherein:

the operation linkage piece is a pull rod (730) arranged on the inner side of the handle (600), two ends of the pull rod (730) are hinged with connecting rod pieces (740), and the two connecting rod pieces (740) are respectively hinged with the two transmission ends (712).

7. The personal air defense ventilation window structure with self-locking function according to claim 4, wherein:

the latch end (711) is provided with an inclined chamfer (714).

8. The personal air defense ventilation window structure with self-locking function according to claim 1, wherein:

sealing strips (420) are arranged around the inner side of the window and door (400).