Embedded installation civil air defense door convenient to open and close

Abstract

The embedded installation civil defense door convenient to open and close comprises an embedded door frame, a civil defense door body is installed in the embedded door frame, a rotating shaft body is installed at the front end of one side of the civil defense door body, a lock body is installed in the civil defense door body, an extension rod is inserted into the lock body, and the extension rod is connected with the embedded door frame. And a stretching rod is connected to the outer portion of the extension rod, a fixing groove is formed in the front end of the civil defense door body, a pedal is installed in the fixing groove, and a telescopic spring is installed at the bottom of the pedal. According to the utility model, by arranging the structure convenient for unlocking and locking, the pedal in the fixing groove is treaded by a foot, and the pedal stretches out and draws back in the fixing groove through the telescopic spring, so that the pedal drives the stretching rod to pull downwards, the stretching rod drives the extension rod at the front end of the lock body to twist, and the spring bolt at one side of the lock body is driven to retract; and by pushing the door handle at the front end of the civil air defense door body, the civil air defense door body is overturned in the embedded door frame through the rotating shaft body, so that the function of conveniently opening and closing the lock is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of civil air defense doors, in particular to an embedded civil air defense door which is easy to open and close. Background Art

[0002] Civil defense doors are the doors at the entrances and exits of people's defense projects. There are distinct classifications of civil defense doors, including ordinary single-leaf and double-leaf protective closed doors and closed doors, movable threshold single-leaf and double-leaf protective closed doors and closed doors, and other civil defense equipment. Civil defense doors are installed in many underground parking lots and underground shopping malls.

[0003] Civil air defense doors have isolation and sealing properties. There are fireproof fillers in the door leaf and sealing measures, so they can prevent fire, smoke and water. Therefore, civil air defense doors are relatively heavy and require a lot of force to unlock when opening and closing the door. Therefore, we proposed an embedded civil air defense door that is easy to open and close to improve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a built-in civil air defense door which is easy to open and close, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an embedded civil defense door that is easy to open and close, comprising an inlaid door frame, a civil defense door body is installed inside the inlaid door frame, a rotating shaft is installed at the front end of one side of the civil defense door body, a lock body is installed inside the civil defense door body, an extension rod is inserted into the lock body, a stretching rod is connected to the outside of the extension rod, a lock hole is provided at the front end of the civil defense door body, a door handle is installed at the front end of the civil defense door body, a fixing groove is opened at the front end of the civil defense door body, a pedal is installed inside the fixing groove, and a telescopic spring is installed at the bottom of the pedal.

[0006] Furthermore, the door handle is inserted into the front end of the civil defense door body and connected to the extension rod at the front end of the lock body. The lock hole passes through the door handle and is connected to the lock body. The extension rod rotates at the front end of the lock body, driving the lock tongue to retract on one side of the lock body.

[0007] Furthermore, the fixing groove is opened at the front end of the civil air defense door body, the pedal is retracted and extended inside the fixing groove through a telescopic spring, and the lock body is connected to the pedal through an extension rod and a stretching rod.

[0008] Preferably, a door lock is installed at the top front end of the civil air defense door body, the top end of the door lock is connected to a connecting shaft, the other end of the connecting shaft is connected to a connecting seat, and an observation window is embedded in the interior of the civil air defense door body.

[0009] Preferably, an adjusting wheel is installed at the front end of the inlaid door frame, and a rotating gear is connected to the rear end of the adjusting wheel. A fixing plate is sleeved on the outside of the rotating gear, and an internal rack is arranged inside the fixing plate. A limiting groove is opened inside the civil defense door body.

[0010] Furthermore, the adjusting wheel is inserted into the embedded door frame to drive the rotating gear to rotate, and the rotating gear is engaged with the internal rack inside the fixed plate. The internal rack is engaged with the rotating gear to drive the fixed plate to move inside the embedded door frame, and the fixed plate is engaged with the internal limit groove of the civil defense door body.

[0011] Preferably, a sensor is installed at the front end of the inlaid door frame, adjustment shafts are arranged on both sides of the sensor, and a lighting lamp is installed at the top end of the interior of the inlaid door frame.

[0012] Furthermore, a lighting lamp is embedded in the bottom of the embedded door frame, and the sensor is rotated by adjusting the shaft and the front end of the embedded door frame.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the embedded civil air defense door that is easy to open and close not only realizes the function of easy opening and closing, realizes the function of mechanical door sealing, but also realizes the function of induction lighting;

[0014] (1) By setting a structure that facilitates opening and closing of the lock, the utility model is beneficial in that: when in use, the pedal inside the fixed groove is stepped on by the foot, and the pedal is extended and retracted inside the fixed groove through the telescopic spring, so that the pedal drives the stretching rod to be pulled downward, and the stretching rod drives the extension rod at the front end of the lock body to twist, driving the lock tongue on one side of the lock body to retract, and by pushing the door handle at the front end of the civil air defense door body, the civil air defense door body is turned over inside the inlaid door frame by rotating the shaft body, thereby realizing the convenient opening and closing of the lock;

[0015] (2) By setting up a mechanical door sealing structure, the utility model is beneficial in that: when in use, a key is inserted into the lock body through the lock hole at the front end of the civil air defense door body to lock and fix the lock tongue on one side of the lock body, and then the adjusting wheels on both sides of the front end of the inlaid door frame are rotated to drive the rotating gear inside the inlaid door frame to rotate, and the internal rack inside the fixing plate is meshed with the rotating gear to drive the fixing plate to move inside the inlaid door frame and insert into the limit groove inside the civil air defense door body, thereby realizing the mechanical door sealing function;

[0016] (3) By setting up the induction lighting structure, the utility model has the following advantages: when in use, the sensor is fixed to the front end of the embedded door frame by adjusting the shaft, and the sensor is rotated at the front end of the embedded door frame to adjust the sensing angle of the sensor by adjusting the shaft. After that, when the sensor senses the movement of the human body, the lighting lamp at the bottom of the embedded door frame is activated through the wire to illuminate the bottom of the embedded door frame, thereby realizing the induction lighting function. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view structural schematic diagram of the utility model;

[0018] Figure 2 It is a rear cross-sectional structural diagram of the civil air defense door body and the lock body of the utility model;

[0019] Figure 3 It is a rear cross-sectional structural diagram of the inlaid door frame and the civil air defense door body of the utility model;

[0020] Figure 4 It is a front view structural diagram of the sensor and the lighting lamp of the utility model.

[0021] In the figure: 1. Inlaid door frame; 2. Rotating shaft; 3. Door lock; 4. Connecting shaft; 5. Observation window; 6. Sensor; 7. Connecting seat; 8. Civil air defense door body; 9. Keyhole; 10. Door handle; 11. Fixing slot; 12. Pedal; 13. Adjusting wheel; 14. Extension rod; 15. Lock tongue; 16. Lock body; 17. Stretching rod; 18. Telescopic spring; 19. Fixed plate; 20. Internal rack; 21. Rotating gear; 22. Limiting slot; 23. Adjusting shaft; 24. Lighting lamp. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1: Please refer to Figure 1-4 , an embedded civil air defense door that is easy to open and close, comprising an inlaid door frame 1, a civil air defense door body 8 is installed inside the inlaid door frame 1, a rotating shaft body 2 is installed at the front end of one side of the civil air defense door body 8, a lock body 16 is installed inside the civil air defense door body 8, an extension rod 14 is inserted into the lock body 16, a stretching rod 17 is connected to the outside of the extension rod 14, a lock hole 9 is provided at the front end of the civil air defense door body 8, a door handle 10 is installed at the front end of the civil air defense door body 8, a fixing groove 11 is opened at the front end of the civil air defense door body 8, a pedal 12 is installed inside the fixing groove 11, and a telescopic spring 18 is installed at the bottom of the pedal 12;

[0024] The door handle 10 is inserted at the front end of the civil air defense door body 8 and connected with the extension rod 14 at the front end of the lock body 16. The lock hole 9 passes through the door handle 10 and is connected with the lock body 16. The extension rod 14 rotates at the front end of the lock body 16, driving the lock tongue 15 to retract on one side of the lock body 16. The fixing groove 11 is opened at the front end of the civil air defense door body 8. The pedal 12 is retracted inside the fixing groove 11 by the telescopic spring 18. The lock body 16 is connected with the pedal 12 through the extension rod 14 and the stretching rod 17;

[0025] Specifically, Figure 1 and Figure 2 As shown, by setting a structure that is easy to open and close the lock, when in use, the pedal 12 inside the fixed groove 11 is stepped on, and the pedal 12 is retracted and extended inside the fixed groove 11 through the telescopic spring 18, so that the pedal 12 drives the stretching rod 17 to pull downward, and the stretching rod 17 drives the extension rod 14 at the front end of the lock body 16 to twist, and drives the lock tongue 15 on one side of the lock body 16 to retract, and by pushing the door handle 10 at the front end of the civil air defense door body 8, the civil air defense door body 8 is turned over inside the embedded door frame 1 by rotating the shaft body 2, thereby realizing the easy opening and closing function.

[0026] Embodiment 2: An adjusting wheel 13 is installed at the front end of the inlaid door frame 1, and a rotating gear 21 is connected to the rear end of the adjusting wheel 13. A fixing plate 19 is sleeved on the outside of the rotating gear 21, and an inner rack 20 is arranged inside the fixing plate 19. A limiting groove 22 is provided inside the civil air defense door body 8. The adjusting wheel 13 is inserted into the inlaid door frame 1 to drive the rotating gear 21 to rotate, and the rotating gear 21 is engaged with the inner rack 20 inside the fixing plate 19. The inner rack 20 is meshed with the rotating gear 21 to drive the fixing plate 19 to move inside the inlaid door frame 1, and the fixing plate 19 is engaged with the limiting groove 22 inside the civil air defense door body 8;

[0027] Specifically, Figure 1 and Figure 3 As shown, by setting up a mechanical door sealing structure, when in use, the key is inserted into the lock body 16 through the lock hole 9 at the front end of the civil defense door body 8 to lock and fix the lock tongue 15 on one side of the lock body 16, and then the adjusting wheels 13 on both sides of the front end of the inlaid door frame 1 are rotated to rotate the adjusting wheels 13 to drive the rotating gear 21 inside the inlaid door frame 1 to rotate, and the internal rack 20 inside the fixing plate 19 is engaged with the rotating gear 21, driving the fixing plate 19 to move inside the inlaid door frame 1 and insert into the limiting groove 22 inside the civil defense door body 8, thereby realizing the mechanical door sealing function.

[0028] Embodiment 3: A sensor 6 is installed at the front end of the inlaid door frame 1, and adjustment shafts 23 are arranged on both sides of the sensor 6. A lighting lamp 24 is installed at the top of the inner part of the inlaid door frame 1;

[0029] The bottom of the inlaid door frame 1 is inlaid with an illumination lamp 24, and the sensor 6 rotates with the front end of the inlaid door frame 1 by adjusting the shaft 23;

[0030] Specifically, Figure 1 and Figure 4 As shown, by setting up the induction lighting structure, the sensor 6 is fixed on the front end of the embedded door frame 1 through the adjusting shaft 23 when in use. The sensor 6 is rotated at the front end of the embedded door frame 1 to adjust the sensing angle of the sensor 6 by adjusting the shaft 23. After that, when the sensor 6 senses the movement of the human body, the lighting lamp 24 at the bottom of the embedded door frame 1 will be started through the wire to illuminate the bottom of the embedded door frame 1, thereby realizing the induction lighting function.

[0031] Working principle: When the utility model is used, the sensor 6 is first rotated at the front end of the embedded door frame 1 through the adjusting shaft 23 to adjust the sensing angle of the sensor 6. Then, when the sensor 6 senses the movement of the human body, the lighting lamp 24 at the bottom of the embedded door frame 1 is activated through the wire to illuminate the bottom of the embedded door frame 1. Then, the pedal 12 inside the fixed groove 11 is stepped on. The pedal 12 is retracted inside the fixed groove 11 through the telescopic spring 18, so that the pedal 12 drives the stretching rod 17 to pull downward, and the stretching rod 17 drives the extension rod 14 at the front end of the lock body 16 to twist, driving the lock tongue 15 on one side of the lock body 16 to retract, and by pushing the human defense door body The door handle 10 at the front end of 8 allows the civil air defense door body 8 to be flipped inside the inlaid door frame 1 by rotating the shaft 2. When locking the door at night or closing the door in an emergency, the lock hole 9 at the front end of the civil air defense door body 8 is inserted into the lock body 16 to lock and fix the lock tongue 15 on one side of the lock body 16. Then, the adjusting wheels 13 on both sides of the front end of the inlaid door frame 1 are rotated to drive the rotating gear 21 inside the inlaid door frame 1 to rotate. The internal rack 20 inside the fixing plate 19 is engaged with the rotating gear 21, driving the fixing plate 19 to move inside the inlaid door frame 1 and insert into the limiting groove 22 inside the civil air defense door body 8.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An embedded civil air defense door that is easy to open and close, comprising an inlaid door frame (1), characterized in that: A human defense door body (8) is installed inside the inlaid door frame (1), a rotating shaft (2) is installed at the front end of one side of the human defense door body (8), a lock body (16) is installed inside the human defense door body (8), an extension rod (14) is inserted into the lock body (16), and a stretching rod (17) is connected to the outside of the extension rod (14), a lock hole (9) is provided at the front end of the human defense door body (8), a door handle (10) is installed at the front end of the human defense door body (8), a fixing groove (11) is opened at the front end of the human defense door body (8), a pedal (12) is installed inside the fixing groove (11), and a telescopic spring (18) is installed at the bottom of the pedal (12).

2. The embedded civil air defense door that is easy to open and close according to claim 1 is characterized in that: The door handle (10) is inserted into the front end of the civil air defense door body (8) and is connected to the extension rod (14) at the front end of the lock body (16); the lock hole (9) passes through the door handle (10) and is connected to the lock body (16); the extension rod (14) rotates at the front end of the lock body (16), driving the lock tongue (15) to retract on one side of the lock body (16).

3. The embedded civil air defense door that is easy to open and close according to claim 1 is characterized in that: The fixing groove (11) is provided at the front end of the civil air defense door body (8); the pedal (12) is retracted and extended inside the fixing groove (11) via a telescopic spring (18); and the lock body (16) is connected to the pedal (12) via an extension rod (14) and a stretching rod (17).

4. The embedded civil air defense door that is easy to open and close according to claim 1 is characterized in that: A door lock (3) is installed at the top front end of the civil air defense door body (8), the top end of the door lock (3) is connected to a connecting shaft (4), the other end of the connecting shaft (4) is connected to a connecting seat (7), and an observation window (5) is embedded inside the civil air defense door body (8).

5. The embedded civil air defense door that is easy to open and close according to claim 1 is characterized in that: An adjusting wheel (13) is installed at the front end of the inlaid door frame (1), and a rotating gear (21) is connected to the rear end of the adjusting wheel (13). A fixing plate (19) is sleeved on the outside of the rotating gear (21), and an internal rack (20) is arranged inside the fixing plate (19). A limiting groove (22) is provided inside the civil air defense door body (8).

6. The embedded civil air defense door that is easy to open and close according to claim 5 is characterized in that: The adjusting wheel (13) is inserted into the inlaid door frame (1) to drive the rotating gear (21) to rotate, and the rotating gear (21) is engaged with the internal rack (20) inside the fixed plate (19). The internal rack (20) is engaged with the rotating gear (21) to drive the fixed plate (19) to move inside the inlaid door frame (1), and the fixed plate (19) is engaged with the internal limit groove (22) of the civil air defense door body (8).

7. The embedded civil air defense door that is easy to open and close according to claim 1 is characterized in that: A sensor (6) is installed at the front end of the inlaid door frame (1), and adjustment shafts (23) are arranged on both sides of the sensor (6). A lighting lamp (24) is installed at the top end of the interior of the inlaid door frame (1).

8. The embedded civil air defense door that is easy to open and close according to claim 7 is characterized in that: The bottom of the inlaid door frame (1) is inlaid with an illumination lamp (24), and the sensor (6) is rotated with the front end of the inlaid door frame (1) by adjusting the shaft (23).

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