Civil air defense closed observation window with good impact resistance

Abstract

The utility model relates to the technical field of civil air defense facilities, and discloses a civil air defense closed observation window with good shock resistance, which comprises a window frame and explosion-proof glass, the inside of the window frame is in sliding connection with a mounting frame, the explosion-proof glass is arranged on the surface of the mounting frame, a buffer frame is arranged on one side of the mounting frame, and the buffer frame is arranged on the other side of the mounting frame. One side of the buffer frame is slidably connected with the mounting frame through a plurality of guide columns, the surfaces of the guide columns are sleeved with buffer springs, vertical plates are fixedly arranged on the two sides of the buffer frame, and the vertical plates are slidably connected with clamping plates through supporting assemblies; the anti-explosion window has the advantages that the installation frame is connected in a sliding mode, rigid connection between the installation frame and the window frame is avoided, the window frame can support the buffering frame through the clamping plates and the clamping grooves, and the buffering frame can support the installation frame and the anti-explosion glass through the buffering springs; when the explosion-proof glass is subjected to impact force, the borne force can be transmitted to the buffer frame and the window frame through the buffer springs.

Description

Technical Field

[0001] The utility model relates to the technical field of civil air defense facilities, in particular to a civil air defense closed observation window with good impact resistance. Background Art

[0002] Civil defense construction is a general term for construction projects that have civil air defense projects as necessary ancillary projects. It is mostly manifested in underground garages, which are equipped with civil defense doors, blocking doors, lighting, ventilation, water supply and drainage, communication networks and other hardware required for wartime shelters.

[0003] Its application number is "CN202220642458.7", which discloses "a closed explosion-proof observation window", which "comprises a protective door and two observation windows, an observation port is opened in the middle of the protective door, the two observation windows are respectively attached to the front and back of the protective door, and the observation windows are snap-connected with the observation ports, and the front and back of the protective door are both installed with fixing blocks located at the four corners of the observation ports, and the observation windows are snap-connected between the four fixing blocks and fastened by bolts". In the utility model, the positioning column is tightly plugged into the positioning hole, so that the observation window can be tightly attached to the front and back sides of the protective door, and then the four fixing blocks and the fastening action of the bolts can quickly and stably position the observation window, which is convenient for actual disassembly and replacement, and the sealing inside the observation port can be improved by the close contact between the sealing ring and the inner wall of the observation port.

[0004] However, the above method still has the following defects: the observation window can be fastened by the fixing block and the bolt, but the impact resistance is poor. When subjected to impact force, the observation window will directly transfer the pressure to the bolt, which can easily cause damage to the observation window and is not convenient for quickly removing the observation window. Utility Model Content

[0005] The utility model aims to provide a closed observation window for human air defense with good impact resistance, so as to solve the problem in the above background technology that the observation window can be fastened by fixing blocks and bolts, but the impact resistance is poor.

[0006] The utility model provides the following technical solutions: a human-defense closed observation window with good impact resistance, comprising a window frame and explosion-proof glass, the interior of the window frame is slidably connected with an installation frame, the surface of the installation frame is provided with explosion-proof glass, one side of the installation frame is provided with a buffer frame, one side of the buffer frame is slidably connected with the installation frame through a plurality of guide columns, the surface of the guide columns is sleeved with a buffer spring, both sides of the buffer frame are fixedly provided with vertical plates, the vertical plates are slidably connected with a clamping plate through a supporting assembly, the inner walls on both sides of the window frame are provided with clamping grooves, the clamping plates are clamped and connected with the clamping grooves, one side of the window frame is fixedly provided with a mounting plate, and one side of the mounting plate is provided with a protective assembly.

[0007] As a preferred technical solution of the utility model, one end of the guide column is fixedly connected to one side of the mounting frame, the other end of the guide column is fixedly connected to a baffle, a circular hole is opened on the surface of the buffer frame, and the guide column is slidably connected to the buffer frame through the circular hole.

[0008] As a preferred technical solution of the utility model, the installation frame is snap-connected with a sealing strip 1, the other side of the window frame is fixedly connected with a stop frame, and one side of the stop frame is provided with a sealing strip 2.

[0009] As a preferred technical solution of the utility model, the support assembly includes a handle, a handle groove is opened on the surface of the handle, a light rod is fixedly provided at the top of one side and the bottom of one side of the handle, a support spring is sleeved on the surface of the light rod, and one end of the light rod is fixedly connected to the clamping plate.

[0010] As a preferred technical solution of the utility model, the top of one side and the bottom of one side of the clamping plate are both provided with recesses, and one end of the light rod and one end of the support spring are both located inside the recesses.

[0011] As a preferred technical solution of the utility model, rod grooves are provided on the top and the bottom of the vertical plate, and the smooth rod is slidably connected to the rod grooves.

[0012] As a preferred technical solution of the utility model, the protective assembly includes a protective plate and a protective frame. The protective frame is fixedly provided in the middle of the protective plate, and socket strips are fixedly provided on the four sides of the protective plate. The protective plate is connected to the mounting plate by the socket strips.

[0013] As a preferred technical solution of the utility model, slots are provided on the four sides of the mounting plate, the socket strips are snap-fitted and connected to the slots, and mounting holes are provided on the four corners of the mounting plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The airtight observation window for human air defense with good impact resistance is connected to the installation frame by sliding, thereby avoiding the rigid connection between the installation frame and the window frame. The window frame can support the buffer frame through the card plate and the card slot. The buffer frame can support the installation frame and the explosion-proof glass through the buffer spring. When the explosion-proof glass is subjected to impact force, the force received can be transmitted to the buffer frame and the window frame through the buffer spring. The buffer spring can shrink under pressure, thereby providing buffering for the impact force received by the explosion-proof glass. The explosion-proof glass is not easily damaged, and its impact resistance is improved. The protective component can provide protection for the buffer frame and the buffer spring.

[0016] 2. The airtight observation window for civil air defense with good impact resistance can be conveniently placed in the window frame by pulling the card plate through the support assembly to make it shrink. By loosening the support assembly, the support assembly can push the card plate into the card slot to lock the buffer frame, and bolt-free installation can be achieved. The card plate can play a supporting and limiting role. By pulling out the card plate, the buffer frame can be stopped from being limited, which is convenient for quickly removing the installation frame with explosion-proof glass from the window frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the explosion structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the buffer frame of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the support assembly of the utility model;

[0022] Figure 6 This is a schematic diagram of the structure of the mounting plate of the utility model;

[0023] Figure 7 It is a schematic diagram of the structure of the protective component of the utility model;

[0024] Figure 8 For this utility model Figure 3 A is an enlarged structural diagram of FIG.

[0025] In the figure: 1. window frame; 2. installation frame; 3. explosion-proof glass; 4. sealing strip 1; 5. baffle frame; 6. sealing strip 2; 7. buffer frame; 8. guide column; 9. buffer spring; 10. baffle; 11. slot; 12. vertical plate; 13. support assembly; 1301. handle; 1302. bare rod; 1303. support spring; 1304. handle slot; 14. clamping plate; 15. rod slot; 16. installation plate; 17. installation hole; 18. protection assembly; 1801. protection plate; 1802. protection frame; 1803. socket strip; 19. slot; 20. depression. DETAILED DESCRIPTION

[0026] The present invention will be further described below with reference to the accompanying drawings in the embodiments of the present invention.

[0027] See also Figures 1 to 8In the embodiment of the utility model, a human-defense airtight observation window with good impact resistance comprises a window frame 1 and explosion-proof glass 3. The interior of the window frame 1 is slidably connected with a mounting frame 2. The surface of the mounting frame 2 is provided with an explosion-proof glass 3. A buffer frame 7 is provided on one side of the mounting frame 2. One side of the buffer frame 7 is slidably connected with the mounting frame 2 through a plurality of guide columns 8. A buffer spring 9 is sleeved on the surface of the guide column 8. Vertical plates 12 are fixedly provided on both sides of the buffer frame 7. The vertical plates 12 are slidably connected with a card plate 14 through a supporting assembly 13. The inner sides of the window frame 1 are provided with a plurality of guide columns 8. The guide columns 8 ... The wall is provided with a card slot 11, and the card plate 14 is connected with the card slot 11 by card engagement. The window frame 1 can support the buffer frame 7 through the card plate 14 and the card slot 11, and the buffer frame 7 can support the installation frame 2 and the explosion-proof glass 3 through the buffer spring 9. When the explosion-proof glass 3 is subjected to impact force, the force received can be transmitted to the buffer frame 7 and the window frame 1 through the buffer spring 9. The buffer spring 9 can be compressed and can provide buffering for the impact force received by the explosion-proof glass 3. A mounting plate 16 is fixedly provided on one side of the window frame 1, and a protective component 18 is provided on one side of the mounting plate 16;

[0028] In this embodiment, preferably, one end of the guide post 8 is fixedly connected to one side of the mounting frame 2, and the other end of the guide post 8 is fixedly connected to a baffle 10, through which the guide post 8 can be limited to prevent the guide post 8 from falling off, and a circular hole is opened on the surface of the buffer frame 7, through which the guide post 8 is slidably connected to the buffer frame 7, and the buffer frame 7 can guide the guide post 8 through the circular hole;

[0029] In this embodiment, preferably, the installation frame 2 is snap-connected with a sealing strip 1 4, and the other side of the window frame 1 is fixedly connected with a stop frame 5, and the stop frame 5 can limit one side of the installation frame 2, and a sealing strip 2 6 is provided on one side of the stop frame 5, and the sealing strip 1 4 and the sealing strip 2 6 can ensure the sealing between the installation frame 2 and the window frame 1 and the stop frame 5;

[0030] In this embodiment, preferably, the support assembly 13 includes a handle 1301, a handle groove 1304 is provided on the surface of the handle 1301, a light rod 1302 is fixedly provided on the top of one side and the bottom of one side of the handle 1301, a support spring 1303 is sleeved on the surface of the light rod 1302, one end of the light rod 1302 is fixedly connected to the card plate 14, the card plate 14 can be supported by the support spring 1303 to prevent the card plate 14 from loosening and falling off, and the handle 1301 is pulled through the handle groove 1304 to compress the support spring 1303 and pull out the card plate 14;

[0031] In this embodiment, preferably, a recess 20 is provided at the top of one side and the bottom of one side of the card plate 14, and one end of the light rod 1302 and one end of the support spring 1303 are both located inside the recess 20. The compressed support spring 1303 can be accommodated by the recess 20, saving space.

[0032] In this embodiment, preferably, a rod groove 15 is provided at the top and the bottom of the vertical plate 12, and the light rod 1302 is slidably connected to the rod groove 15, and the rod groove 15 can guide the light rod 1302 to prevent the light rod 1302 from tilting;

[0033] In this embodiment, preferably, the protection assembly 18 includes a protection plate 1801 and a protection frame 1802. The protection frame 1802 is fixedly provided at the middle of the protection plate 1801. The four sides of the protection plate 1801 are fixedly provided with socket strips 1803. The protection plate 1801 is connected to the mounting plate 16 by the socket strips 1803. The protection plate 1801 and the protection frame 1802 can provide protection for the buffer frame 7 and the buffer spring 9.

[0034] In this embodiment, preferably, slots 19 are provided on the four sides of the mounting plate 16, and the socket strip 1803 is engaged with the slot 19. The socket strip 1803 can be limited by the slot 19 to facilitate the installation of the protective plate 1801. Mounting holes 17 are provided on the four corners of the mounting plate 16, and the mounting plate 16 can be fixedly installed through the mounting holes 17.

[0035] When in use, the staff first embeds the window frame 1 into the window hole of the civil air defense project, and then fixes the window frame 1 through the mounting hole 17 of the mounting plate 16, and then pulls the card plate 14 through the handle 1301 of the support assembly 13 to shrink it, compress the support spring 1303, shorten the distance between the two card plates 14, and then pushes the installation frame 2 and the buffer frame 7 into the window frame 1 in turn, and applies pressure to them, so that the stop frame 5 can limit one side of the installation frame 2;

[0036] After pushing in the buffer frame 7, release the handle 1301. After the card plate 14 overlaps with the card slot 11, the support spring 1303 can be reset, and the card plate 14 can be pushed into the card slot 11 to lock the buffer frame 7, so that bolt-free installation can be achieved. The sealing strip 1 4 and the sealing strip 2 6 can ensure the sealing between the installation frame 2 and the window frame 1 and the retaining frame 5. The window frame 1 can support the buffer frame 7 through the card plate 14, and the buffer frame 7 can support the explosion-proof glass 3 through the installation frame 2. Finally, the socket strip 1803 of the protective component 18 is engaged with the slot 19 of the installation plate 16, and the protective plate 1801 is installed. The protective plate 1801 and the protective frame 1802 can provide protection for the buffer frame 7 and the buffer spring 9;

[0037] When the explosion-proof glass 3 is subjected to impact force, the force can be transmitted to the buffer frame 7 and the window frame 1 through the buffer spring 9. The buffer spring 9 can shrink under pressure, which can provide buffering for the impact force exerted on the explosion-proof glass 3. The mounting frame 2 can be displaced, and the explosion-proof glass 3 is not easily damaged, thereby improving its impact resistance.

[0038] When it is necessary to remove the explosion-proof glass 3, pull the handles 1301 of the two supporting assemblies 13 in opposite directions, pull out the card plate 14 from the card slot 11, stop limiting the buffer frame 7, and then pull the buffer frame 7 and the installation frame 2 out of the window frame 1 through the handle 1301. The explosion-proof glass 3 can be quickly taken out, and the explosion-proof glass 3 on the installation frame 2 can be replaced conveniently.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A closed observation window for human air defense with good impact resistance, comprising a window frame (1) and explosion-proof glass (3), characterized in that: The window frame (1) is slidably connected to a mounting frame (2) inside, an explosion-proof glass (3) is provided on the surface of the mounting frame (2), a buffer frame (7) is provided on one side of the mounting frame (2), one side of the buffer frame (7) is slidably connected to the mounting frame (2) via a plurality of guide columns (8), a buffer spring (9) is sleeved on the surface of the guide column (8), vertical plates (12) are fixedly provided on both sides of the buffer frame (7), the vertical plates (12) are slidably connected to a clamping plate (14) via a supporting assembly (13), inner walls on both sides of the window frame (1) are provided with clamping grooves (11), the clamping plates (14) are clamped and connected to the clamping grooves (11), a mounting plate (16) is fixedly provided on one side of the window frame (1), and a protective assembly (18) is provided on one side of the mounting plate (16).

2. The airtight observation window for air defense with good impact resistance according to claim 1 is characterized in that: One end of the guide column (8) is fixedly connected to one side of the mounting frame (2), and the other end of the guide column (8) is fixedly connected to a blocking piece (10). A circular hole is provided on the surface of the buffer frame (7), and the guide column (8) is slidably connected to the buffer frame (7) through the circular hole.

3. The airtight observation window for air defense with good impact resistance according to claim 1 is characterized in that: The installation frame (2) is snap-fittedly connected to a sealing strip 1 (4), and the other side of the window frame (1) is fixedly connected to a retaining frame (5), and one side of the retaining frame (5) is provided with a sealing strip 2 (6).

4. The airtight observation window for air defense with good impact resistance according to claim 1 is characterized in that: The support assembly (13) comprises a handle (1301), a handle groove (1304) is provided on the surface of the handle (1301), a light rod (1302) is fixedly provided at the top of one side and the bottom of one side of the handle (1301), a support spring (1303) is sleeved on the surface of the light rod (1302), and one end of the light rod (1302) is fixedly connected to the clamping plate (14).

5. The airtight observation window for human air defense with good impact resistance according to claim 4 is characterized in that: A recess (20) is provided at the top of one side and the bottom of one side of the clamping plate (14), and one end of the light rod (1302) and one end of the support spring (1303) are both located inside the recess (20).

6. The airtight observation window for air defense with good impact resistance according to claim 4 is characterized in that: The top and bottom of the vertical plate (12) are both provided with rod grooves (15), and the bare rod (1302) is slidably connected to the rod grooves (15).

7. The airtight observation window for air defense with good impact resistance according to claim 1 is characterized in that: The protection assembly (18) comprises a protection plate (1801) and a protection frame (1802); the protection frame (1802) is fixedly provided in the middle of the protection plate (1801); socket strips (1803) are fixedly provided on the four sides of the protection plate (1801); the protection plate (1801) is snap-fitted and connected to the mounting plate (16) via the socket strips (1803).

8. The airtight observation window for air defense with good impact resistance according to claim 7 is characterized in that: The four sides of the mounting plate (16) are provided with slots (19), the socket strip (1803) is snap-fitted and connected to the slots (19), and the four corners of the mounting plate (16) are provided with mounting holes (17).

Images