CN215443779U - Reinforced concrete protective airtight door - Google Patents

Abstract

The utility model discloses a reinforced concrete protective airtight door, which comprises a concrete door and a mounting frame, wherein a rectangular plate is fixedly arranged on the side wall of the mounting frame, a rotating shaft is fixedly arranged on the side wall of the concrete door, the rectangular plate is fixedly arranged behind the rotating shaft, a control mechanism for controlling the opening and closing of the concrete door is arranged outside the concrete door, the control mechanism comprises a rotating rod, and the rotating rod penetrates through the concrete door and is movably connected in the concrete door. The control effect on the concrete door is greatly improved.

Description

Reinforced concrete protective airtight door

Technical Field

The application relates to the technical field of sealing doors, in particular to a reinforced concrete protective sealing door.

Background

The airtight door is arranged in the protective airtight door, and the door is not arranged, and only needs to be selected according to the size of the opening. The reinforced concrete door has the advantages of low price, good early nuclear radiation prevention performance and the like. However, the self-weight of the water-sealed door is large, so the water-sealed door is generally used for a personnel entrance with a relatively small size, and the sealed door is used for a passage of a main power substation and a main drainage pump room in a well to a vehicle yard and is easy to close so as to prevent water from suddenly immersing. The door leaf of the airtight door is formed by assembling and welding a flat steel plate, a # -shaped rib plate, a ring beam and the like.

As disclosed in the chinese patent: a reinforced concrete protective airtight door, the publication number: CN207988854U, further, the door and the door frame are relatively fixed, and the door is stably kept in the closed state. Because the slots are arranged on both sides of the door leaf, the door leaf and the door frame can be fixed at two points at least, so that the door leaf can close the door frame more stably, but when the door is opened and closed, the steps required for opening the door are troublesome, the door opening speed is slow, and the door is inconvenient to use in emergency.

SUMMERY OF THE UTILITY MODEL

The present invention aims to provide a reinforced concrete protective airtight door to solve the problems presented in the above background art.

The embodiment of the application adopts the following technical scheme:

reinforced concrete protective airtight door, including concrete door and mounting bracket, the lateral wall fixed mounting of mounting bracket has the rectangular plate, fixed mounting has the pivot on the lateral wall of concrete door, the back fixed mounting of pivot has the rectangular plate, the concrete door is equipped with the control mechanism that control concrete door opened and shut outward, control mechanism includes the dwang, the dwang runs through swing joint in the concrete door, fixed mounting has the rotation handle on the dwang, fixed mounting has the latch on the dwang, fixed mounting has the fixture block on the dwang, the back fixed mounting of concrete door has the concatenation piece, concatenation piece fixed mounting has two rectangle fixture blocks at the back, two movable mounting has the latch between the rectangle fixture block.

Preferably, an annular handle is fixedly mounted on the concrete door, a U-shaped handle is fixedly mounted on the back of the splicing block, a clamping ring is fixedly mounted on the back of the splicing block, and the clamping block and the U-shaped handle are attached to each other.

Preferably, the installation mechanism comprises a mounting frame, a through rectangular groove is formed in the mounting frame, a splicing block is movably arranged in the rectangular groove, a clamping ring is movably arranged in the rectangular groove, a communicated annular groove is formed in the side wall of the mounting frame, and an annular sheet is fixedly arranged in the annular groove.

The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:

when the sealing door is closed, the splicing blocks and the clamping rings are clamped in the rectangular grooves, the splicing blocks and the rectangular grooves are in contact with each other, the sealing effect is improved, the clamping rings are connected with the rectangular grooves, the clamping ring can further improve the sealing effect, under fixture block and U-shaped handle are the parallel state's the condition, can realize opening and shutting the concrete door through promoting U-shaped handle, annular handle and dwang, this device is through the rotation of rotating the handle, realizes the control of opening and shutting the concrete door, has improved greatly and has controlled the effect to the concrete door.

Two, when using, the ring channel that the user can set up through the mounting bracket lateral surface lets the card that whole mounting bracket can be better in the place that needs the installation, and the annular piece that is equipped with in the ring channel, when mounting bracket and wall are installed, the annular piece can laminate with the concrete, improves the laminating effect of mounting bracket and concrete, and this device passes through the existence of annular piece, when sealing door installs, lets mounting bracket and wall connection's effect better.

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 view of the overall structure of the present invention;

FIG. 2 is a schematic view of the backside of the present invention;

FIG. 3 is a schematic side view of the back side of the present invention;

FIG. 4 is an exploded view of the present invention;

in the figure: 1. a concrete door; 2. a rotating shaft; 3. a rectangular plate; 4. an annular handle; 5. a mounting frame; 11. rotating the handle; 12. rotating the rod; 13. a clamping block; 14. clamping teeth; 15. a rectangular fixture block; 21. an annular groove; 22. a rectangular groove; 23. splicing blocks; 24. a snap ring; 25. a U-shaped handle; 31. an annular sheet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

Example 1: referring to fig. 1, 2, 3 and 4, the reinforced concrete protective airtight door comprises a concrete door 1 and an installation frame 5, a rectangular plate 3 is fixedly installed on a side wall of the installation frame 5, a rotating shaft 2 is fixedly installed on a side wall of the concrete door 1, the rectangular plate 3 is fixedly installed behind the rotating shaft 2, a control mechanism for controlling the opening and closing of the concrete door 1 is arranged outside the concrete door 1, the control mechanism comprises a rotating rod 12, the rotating rod 12 is movably connected in the concrete door 1 in a penetrating manner, a rotating handle 11 is fixedly installed on the rotating rod 12, a latch 14 is fixedly installed on the rotating rod 12, a fixture block 13 is fixedly installed on the rotating rod 12, a splicing block 23 is fixedly installed behind the concrete door 1, two rectangular fixture blocks 15 are fixedly installed behind the splicing block 23, the latch 14 is movably installed between the two rectangular fixture blocks 15, an annular handle 4 is fixedly installed above the concrete door 1, the back of the splicing block 23 is fixedly provided with a U-shaped handle 25, the back of the splicing block 23 is fixedly provided with a clamping ring 24, and the clamping block 13 and the U-shaped handle 25 are mutually attached.

When the sealing door is used, the rotating handle 11 is rotated to drive the rotating rod 12 to rotate, the rotating rod 12 rotates to drive the latch 14 to rotate, the latch 14 rotates to contact with the rectangular fixture block 15, an arrow on the latch 14 is shielded by the rectangular fixture block 15, the rectangular fixture block 15 can limit and fix the latch 14 to prevent the latch 14 from excessively moving, meanwhile, the rotating rod 12 rotates to drive the fixture block 13 to rotate, when an X-shaped structure is formed between the fixture block 13 and the U-shaped handle 25, the fixture block 13 and the U-shaped handle 25 form a fixed structure, at this time, the annular handle 4 and the rotating handle 11 are pulled to prevent the sealing door body from being opened, when the sealing door body is closed, the splicing block 23 and the clamping ring 24 are clamped in the rectangular groove 22, the splicing block 23 and the rectangular groove 22 are contacted and clamped, the sealing effect is improved, and the clamping ring 24 and the rectangular groove 22 are connected, the sealed effect of improvement that snap ring 24 can be further is under the condition that fixture block 13 and U-shaped handle 25 are parallel state, can realize opening and shutting of concrete door 1 through promoting U-shaped handle 25, annular handle 4 and dwang 12, and this device realizes the control of opening and shutting concrete door 1 through the rotation of rotating handle 11, has improved the control effect to concrete door 1 greatly.

Example 2: referring to fig. 3 and 4, based on the first embodiment, the mounting mechanism includes a mounting frame 5, a through rectangular groove 22 is formed on the mounting frame 5, a splicing block 23 is movably arranged in the rectangular groove 22, a snap ring 24 is movably arranged in the rectangular groove 22, a communicated annular groove 21 is formed on a side wall of the mounting frame 5, and an annular plate 31 is fixedly mounted in the annular groove 21.

When using, the user can pass through the ring channel 21 that 5 lateral surfaces of mounting bracket seted up, let the card that whole mounting bracket 5 can be better in the place that needs the installation, and the annular piece 31 that is equipped with in the ring channel 21, when mounting bracket 5 and wall are installed, annular piece 31 can laminate with the concrete, improve the laminating effect of mounting bracket 5 and concrete, this device passes through the existence of annular piece 31, when sealing door installs, let mounting bracket 5 and wall connection's effect better.

As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (6)

1. Reinforced concrete protective airtight door, including concrete door (1) and mounting bracket (5), the lateral wall fixed mounting of mounting bracket (5) has rectangular plate (3), fixed mounting has pivot (2) on the lateral wall of concrete door (1), the back fixed mounting of pivot (2) has rectangular plate (3), its characterized in that: the concrete door (1) is externally provided with a control mechanism for controlling the opening and closing of the concrete door (1), the control mechanism comprises a rotating rod (12), the rotating rod (12) is movably connected into the concrete door (1) in a penetrating manner, a rotating handle (11) is fixedly installed on the rotating rod (12), a latch (14) is fixedly installed on the rotating rod (12), a clamping block (13) is fixedly installed on the rotating rod (12), a splicing block (23) is fixedly installed at the back of the concrete door (1), two rectangular clamping blocks (15) are fixedly installed at the back of the splicing block (23), and the latch (14) is movably installed between the two rectangular clamping blocks (15);

and an installation mechanism for assisting the concrete door (1) to install is arranged behind the concrete door (1).

2. The reinforced concrete containment door of claim 1, wherein: the concrete door is characterized in that an annular handle (4) is fixedly installed on the concrete door (1), and a U-shaped handle (25) is fixedly installed behind the splicing block (23).

3. The reinforced concrete containment door of claim 1, wherein: and a clamping ring (24) is fixedly arranged behind the splicing blocks (23).

4. The reinforced concrete containment door of claim 1, wherein: the installation mechanism comprises an installation frame (5), a through rectangular groove (22) is formed in the installation frame (5), a splicing block (23) is movably arranged in the rectangular groove (22), and a clamping ring (24) is movably arranged in the rectangular groove (22).

5. The reinforced concrete containment door of claim 4, wherein: the side wall of the mounting frame (5) is provided with an annular groove (21) which is communicated with the side wall, and an annular sheet (31) is fixedly arranged in the annular groove (21).

6. The reinforced concrete containment door of claim 2, wherein: the clamping block (13) and the U-shaped handle (25) are attached to each other.

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