Embedded protective door

Abstract

The invention relates to the technical field of protective doors, and provides an embedded protective door which comprises a door frame, a protective door body is installed on the door frame and comprises a door body and a shell layer, a reinforcing structure is arranged on the inner side of the shell layer, a waterproof structure is arranged on the outer side of the door body, and a supporting structure is arranged at the bottom end of the protective door body. The supporting structure comprises a fixing plate installed at the bottom end in the protective door body, a screw rod installed in the fixing plate, a rotating handle installed at one end of the screw rod, a guide rod installed at the bottom end in the fixing plate and an upper wedge block installed on the guide rod, and the upper wedge block is in threaded connection with the screw rod. Through the arranged supporting structure, the rotating handle is rotated, the screw rod rotates, the upper wedge block pushes the lower wedge block to move, the connecting rod drives the supporting feet to move downwards until the supporting feet make contact with the ground, the supporting feet can play a certain supporting and fixing role on the protective door body, and the situation that the protective door body falls and deforms is avoided.

Description

Technical Field

[0001] The present invention relates to the technical field of protective doors, and in particular to an embedded protective door. Background Art

[0002] Protective doors are a key component of civil protection projects, and are mainly responsible for wartime protection, sealing and shielding functions. There are many types, including ordinary single-leaf and double-leaf protective sealed doors and sealed doors, single-leaf and double-leaf protective sealed doors and sealed doors with movable thresholds, hose-type explosion-proof wave valves, suspended swing-type explosion-proof wave valves and other types.

[0003] To this end, patent publication number CN208817065U discloses a protective door, which is mounted on the side of an extrusion cylinder and includes a door leaf and a slide rail. The slide rail is fixed to the side of the extrusion cylinder, and the bottom and / or top of the door leaf are slidably connected to the slide rail. Under the control of a control device and a drive device, the protective door provided by the present invention closes or opens in accordance with the operating frequency of the extrusion cylinder, effectively protecting workers and surrounding equipment and preventing safety accidents.

[0004] The existing protective door is relatively bulky, and it is not convenient to support and fix the door body when it is opened, which causes the protective door to easily fall and deform during long-term use, affecting the use effect. Summary of the Invention

[0005] The object of the present invention is to provide an embedded protective door to solve the defect that the existing embedded protective door is inconvenient to support and fix the door body.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: an embedded protective door, comprising a door frame, a protective door body installed on the door frame, the protective door body comprising a door body and an outer shell layer, the inner side of the outer shell layer is provided with a reinforcing structure, the outer side of the door body is provided with a waterproof structure, and the bottom end of the protective door body is provided with a supporting structure, the supporting structure comprising a fixing plate installed at the bottom end of the inner part of the protective door body, a screw installed inside the fixing plate, a handle installed at one end of the screw, a guide rod installed at the bottom end of the inner part of the fixing plate, an upper wedge block installed on the guide rod, the upper wedge block is threadedly connected to the screw, a lower wedge block installed below the upper wedge block, a connecting rod installed at the bottom end of the lower wedge block, a limit spring sleeved on the connecting rod and a supporting foot installed at the bottom end of the connecting rod.

[0007] Preferably, limiting grooves are evenly provided on the inner wall of the bottom end of the protective door body, and the width of the limiting grooves is greater than the width of the supporting feet.

[0008] The above structure allows the supporting foot to enter the interior of the protective door body.

[0009] Preferably, the lower wedge block is connected to a limit spring, and the lower wedge block and the limit spring form a telescopic structure.

[0010] Through the above structure, the upper wedge block returns to its initial position.

[0011] Preferably, the bottom end of the supporting foot is provided with anti-slip grooves.

[0012] The above structure can increase the friction with the ground and improve the supporting and fixing effect.

[0013] Preferably, the waterproof structure includes a waterproof membrane layer and a buffer layer. The waterproof membrane layer is installed on the outside of the door body, and the buffer layer is installed on the outside of the waterproof membrane layer.

[0014] Through the above structure, the waterproof and buffering performance of the protective door body can be enhanced and its service life can be extended.

[0015] Preferably, the reinforcement structure includes a first reinforcement rib and a second reinforcement rib, the first reinforcement rib is installed on the inner side of the outer shell layer, and the second reinforcement rib is installed inside the first reinforcement rib.

[0016] Through the above structure, the anti-deformation performance of the protective door body can be enhanced.

[0017] Preferably, the first reinforcing rib is designed in a diamond shape, and the second reinforcing rib is designed in a cross shape.

[0018] Through the above structure, the strengthening support effect of the protective door body is improved.

[0019] The embedded protective door provided by the present invention has the following advantages:

[0020] The supporting structure can play a certain supporting and fixing role for the protective door body to prevent it from falling and deforming. The reinforced structure can enhance the anti-deformation performance of the protective door body. The waterproof structure can enhance the waterproof and buffering performance of the protective door body and extend its service life.

[0021] Through the support structure, the handle is turned, the screw is rotated, the upper wedge pushes the lower wedge to move, and the connecting rod drives the support foot to move down until it contacts the ground. The support foot can play a certain supporting and fixing role for the protective door body to prevent it from falling and deforming;

[0022] Through the reinforcement structure, the first reinforcement rib and the second reinforcement rib cooperate with each other to provide a certain degree of reinforcement support for the protective door body, thereby enhancing its anti-deformation performance, improving its use effect and extending its service life;

[0023] Through the waterproof structure, the waterproof membrane layer can protect the door body, enhance its waterproof performance and prevent it from being damaged. The buffer layer can play a certain buffering role, reduce the impact force during external force collision, and protect the protective door body from being damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a front view structural schematic diagram of the present invention;

[0025] Figure 2 It is a bottom view structural schematic diagram of the present invention;

[0026] Figure 3 It is a schematic diagram of a front cross-sectional structure of a support structure of the present invention;

[0027] Figure 4 This is a schematic diagram of the front cross-sectional structure of the protective door of the present invention;

[0028] Figure 5 It is a schematic diagram of the front view structure of the reinforcement structure of the present invention.

[0029] Explanation of the reference numerals in the figure: 1. Protective door body; 11. Limiting groove; 2. Support structure; 21. Turn handle; 22. Support foot; 23. Connecting rod; 24. Limiting spring; 25. Lower wedge block; 26. Upper wedge block; 27. Screw; 28. Guide rod; 29. ​​Fixed plate; 3. Door frame; 4. Door body; 5. Waterproof structure; 51. Waterproof membrane layer; 52. Buffer layer; 6. Reinforcement structure; 61. First reinforcing rib; 62. Second reinforcing rib; 7. Outer shell layer. DETAILED DESCRIPTION

[0030] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] See also Figure 1-Figure 5 The present invention provides an embedded protective door, including a door frame 3.

[0032] Reference Figure 1-Figure 5As shown, a protective door body 1 is installed on the door frame 3, and the protective door body 1 includes a door body 4 and an outer shell layer 7. A support structure 2 is provided at the bottom end of the protective door body 1. The support structure 2 includes a fixing plate 29 installed at the bottom end of the interior of the protective door body 1, a screw 27 installed inside the fixing plate 29, a handle 21 installed at one end of the screw 27, and a guide rod 28 installed at the bottom end of the interior of the fixing plate 29, which can guide the upper wedge 26 to a certain extent. The upper wedge 26 is installed on the guide rod 28, and the upper wedge 26 is threadedly connected to the screw 27. A lower wedge 25 is installed below the upper wedge 26, and a lower wedge 25 is installed below the lower wedge The connecting rod 23 at the bottom, the limit spring 24 mounted on the connecting rod 23, the lower wedge block 25 is connected to the limit spring 24, the lower wedge block 25 and the limit spring 24 form a telescopic structure so that the lower wedge block 25 returns to the initial position, and the supporting foot 22 installed at the bottom end of the connecting rod 23, the bottom end of the supporting foot 22 is equipped with anti-slip grooves to enhance the friction with the ground and improve the supporting and fixing effect of the protective door body 1. The limiting grooves 11 are evenly opened on the inner wall of the bottom end of the protective door body 1, and the width of the limiting grooves 11 is greater than the width of the supporting foot 22. The supporting foot 22 can enter the interior of the protective door body 1 through the limiting grooves 11.

[0033] When the protective door body 1 is opened, the handle 21 is turned and the screw 27 rotates. Due to the threaded connection, the upper wedge block 26 moves along the direction of the guide rod 28. The upper wedge block 26 pushes the lower wedge block 25 to move, so that the connecting rod 23 drives the supporting foot 22 to move downward until it contacts the ground. The supporting foot 22 can play a certain supporting and fixing role on the protective door body 1 to prevent it from falling and deforming.

[0034] Reference Figure 4 and Figure 5 As shown, a reinforcing structure 6 is provided on the inner side of the outer shell layer 7, and the reinforcing structure 6 includes a first reinforcing rib 61 and a second reinforcing rib 62. The first reinforcing rib 61 is installed on the inner side of the outer shell layer 7, and the second reinforcing rib 62 is installed inside the first reinforcing rib 61. The first reinforcing rib 61 is designed in a diamond shape, and the second reinforcing rib 62 is designed in a "cross" shape.

[0035] Through the mutual cooperation of the first reinforcing rib 61 and the second reinforcing rib 62, a certain reinforcing support function can be provided to the protective door body 1, thereby enhancing its anti-deformation performance, improving its use effect, and extending its service life.

[0036] Reference Figure 4 As shown, a waterproof structure 5 is provided on the outside of the door body 4 , and the waterproof structure 5 includes a waterproof membrane layer 51 and a buffer layer 52 . The waterproof membrane layer 51 is installed on the outside of the door body 4 , and the buffer layer 52 is installed on the outside of the waterproof membrane layer 51 .

[0037] The waterproof membrane layer 51 can protect the door body 4, enhance its waterproof performance and prevent it from being damaged. The buffer layer 52 can play a certain buffering role, reduce the impact force when external force hits, and protect the door body 4 from being damaged.

[0038] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An embedded protective door, comprising a door frame (3); Its characteristics are: A protective door body (1) is mounted on the door frame (3), the protective door body (1) comprising a door body (4) and an outer shell layer (7), a reinforcement structure (6) is provided on the inner side of the outer shell layer (7), and a waterproof structure (5) is provided on the outer side of the door body (4); The bottom end of the protective door body (1) is provided with a support structure (2), and the support structure (2) includes a fixed plate (29) installed at the bottom end of the interior of the protective door body (1), a screw (27) installed inside the fixed plate (29), a handle (21) installed at one end of the screw (27), a guide rod (28) installed at the bottom end of the interior of the fixed plate (29), an upper wedge block (26) installed on the guide rod (28), the upper wedge block (26) being threadedly connected to the screw (27), a lower wedge block (25) installed below the upper wedge block (26), a connecting rod (23) installed at the bottom end of the lower wedge block (25), a limit spring (24) sleeved on the connecting rod (23), and a supporting foot (22) installed at the bottom end of the connecting rod (23).

2. The embedded protective door according to claim 1, characterized in that: Limiting grooves (11) are evenly arranged on the inner wall of the bottom end of the protective door body (1), and the width of the limiting grooves (11) is greater than the width of the supporting legs (22).

3. The embedded protective door according to claim 1, characterized in that: The lower wedge block (25) is connected to the limit spring (24), and the lower wedge block (25) and the limit spring (24) form a telescopic structure.

4. The embedded protective door according to claim 1, characterized in that: The bottom end of the supporting foot (22) is provided with anti-skid grooves.

5. The embedded protective door according to claim 1, characterized in that: The waterproof structure (5) comprises a waterproof membrane layer (51) and a buffer layer (52); the waterproof membrane layer (51) is installed on the outside of the door body (4); and the buffer layer (52) is installed on the outside of the waterproof membrane layer (51).

6. The embedded protective door according to claim 1, characterized in that: The reinforcement structure (6) comprises a first reinforcement rib (61) and a second reinforcement rib (62), wherein the first reinforcement rib (61) is installed on the inner side of the outer shell layer (7), and the second reinforcement rib (62) is installed inside the first reinforcement rib (61).

7. The embedded protective door according to claim 6, characterized in that: The first reinforcing rib (61) is designed in a diamond shape, and the second reinforcing rib (62) is designed in a "cross" shape.

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