Outward opening prevention device for building structure

Abstract

The utility model relates to the technical field of building structures, in particular to an outward opening prevention device for a building structure, which comprises a first connecting block, a first connecting rod arranged on the first connecting block, a first rotating rod arranged on a first rotating shaft, a first moving column arranged on the first moving block and a second connecting block arranged on the first moving column. A second rotating block is arranged on the inner wall of a second connecting block, a limiting rod is arranged on a second rotating shaft, the first mounting plate is aligned to a wall, the device can be easily fixed to the wall through fixing nails and the like, the second mounting plate can be placed on a door, and the device is very firm; when the door is opened inwards, the first connecting rod pushes and drives the limiting rod to rotate, and when the door is opened from the outside, the limiting rod is limited by the fixing ring, so that the door cannot be opened from the outside, failure of system control under special conditions is avoided, and personal and property safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building structures, in particular to an anti-outward opening device for building structures. Background Art

[0002] As we all know, with the acceleration of urbanization, building safety issues have become increasingly prominent. In building structures, preventing doors, windows and other components from being pushed open by external forces is one of the important measures to ensure building safety. In special circumstances, doors need to be prevented from being pulled open from the outside.

[0003] Traditional anti-outward opening devices have problems such as difficulty in installation due to their complex structure, and general anti-outward opening devices are controlled by the system. Once encountering special circumstances, the anti-outward opening device is easy to fail. Once the anti-outward opening device fails, it is likely to affect the safety of people and property. Therefore, an anti-outward opening device for building structures is needed. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides an anti-outward opening device for a building structure to solve the problems raised in the above background technology.

[0006] (II) Technical solution

[0007] To achieve the above object, the utility model provides the following technical solution: an anti-outward opening device for a building structure, comprising a first connecting block and a first connecting rod, wherein the first connecting rod is arranged on the first connecting block;

[0008] A first rotating shaft, the first rotating shaft is arranged on the top of the first connecting rod;

[0009] a first rotating rod, the first rotating rod being arranged on the first rotating shaft;

[0010] a second rotating shaft, the second rotating shaft being arranged on the top of the first rotating rod;

[0011] a first moving block, the first moving block being arranged on top of the second rotating shaft;

[0012] a first moving column, the first moving column being disposed on the first moving block;

[0013] a second connecting block, the second connecting block being arranged on the first moving column;

[0014] a second rotating block, wherein the second rotating block is arranged on an inner wall of the second connecting block;

[0015] a limiting rod, wherein the limiting rod is arranged on the second rotating shaft;

[0016] A first spring is arranged on the second rotating shaft and is fixedly connected to an inner wall of the second connecting block.

[0017] Preferably, a sliding frame, wherein the sliding frame is arranged on the second rotating shaft, and the sliding frame is slidably connected to the second rotating shaft;

[0018] A limiting plate, the limiting plate is arranged at the bottom of the second rotating shaft;

[0019] A connecting plate, one end of which is arranged on a side surface of the sliding frame;

[0020] A first mounting plate, one end of which is arranged on a side surface of the connecting plate;

[0021] A plurality of fixing holes are provided, each of the fixing holes is provided on the first mounting plate.

[0022] Further, a support plate, wherein the support plate is arranged on the first mounting plate;

[0023] A bearing block is arranged on the supporting plate.

[0024] Still further, a first mounting block, wherein the first mounting block is disposed on the first mounting plate;

[0025] A fixing ring is arranged on the first mounting block.

[0026] A further solution is a connecting plate, wherein the connecting plate is arranged on the first connecting block;

[0027] A plurality of second mounting plates, each of which is disposed on both sides of the connecting plate;

[0028] A plurality of mounting holes are provided, each of the mounting holes being arranged on each of the second mounting plates.

[0029] On the basis of the above solution, a limiting hole is provided on the second connecting block;

[0030] A first screw rod, wherein the first screw rod is connected to the inner wall of the limiting hole through a thread;

[0031] A first handle is disposed on the top of the first screw rod.

[0032] (III) Beneficial effects

[0033] Compared with the prior art, the utility model provides an anti-outward opening device for a building structure, which has the following beneficial effects:

[0034] The building structure uses an anti-outward opening device, and the first mounting plate is aligned with the wall. The device can be easily fixed to the wall by fixing nails, etc. Similarly, the second mounting plate is placed on the door, and the device can be easily fixed to the door by fixing nails, and it is very strong. When the door is opened inward, the first connecting rod pushes the first rotating rod to rotate, and the rotation of the first rotating rod drives the first moving block to move, and the movement of the first moving block drives the second connecting block to move, and the movement of the second connecting block drives the limiting rod to rotate. With the cooperation of the second rotating shaft and the first spring, the limiting rod is helped to reset when the door is closed. When the door is opened from the outside, the limiting rod is restricted by the fixing ring and cannot move, so that the door cannot be opened from the outside, avoiding the failure of system control under special circumstances and increasing the safety of people and property. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a schematic diagram of the structure of the utility model;

[0036] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0037] Figure 3 It is a rear view structural schematic diagram of the utility model;

[0038] Figure 4 For this utility model Figure 2 Schematic diagram of the local enlarged structure at point A in the middle.

[0039] In the figure: 1. first connecting block; 2. first connecting rod; 3. first rotating shaft; 4. first rotating rod; 5. second rotating shaft; 6. first moving block; 7. first moving column; 8. second connecting block; 9. second rotating block; 10. limiting rod; 11. first spring; 12. sliding frame; 13. limiting plate; 14. connecting plate; 15. first mounting plate; 16. supporting plate; 17. bearing block; 18. first mounting block; 19. fixing ring; 20. connecting plate; 21. second mounting plate; 22. first screw; 23. first handle. DETAILED DESCRIPTION

[0040] 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.

[0041] See also Figures 1 to 4, an anti-outward opening device for a building structure, comprising a first connecting block 1, a first connecting rod 2 fixedly connected to the first connecting block 1, a first rotating shaft 3 rotatably connected to the top of the first connecting rod 2, a first rotating rod 4 rotatably connected to the first rotating shaft 3, a second rotating shaft 5 rotatably connected to the top of the first rotating rod 4, a first moving block 6 rotatably connected to the top of the second rotating shaft 5, a first moving column 7 fixedly connected to the first moving block 6, a second connecting block 8 fixedly connected to the first moving column 7, a second rotating block 9 rotatably connected to the inner wall of the second connecting block 8, a limiting rod 10 rotatably connected to the second rotating shaft 5, a first spring 11 fixedly connected to the second rotating shaft 5, and the first spring 11 is fixedly connected to the inner wall of the second connecting block 8, and the first connecting The function of block 1 is to fix the first connecting rod 2 and drive the first connecting rod 2 to move under the drive of the door. The function of the first connecting rod 2 is to cooperate with the first rotating shaft 3 to drive the first rotating rod 4 to rotate when moving. The function of the first rotating rod 4 is to cooperate with the movement of the first connecting rod 2 to drive the first moving block 6 to move. The function of the first moving block 6 is to drive the first moving column 7 to move. The function of the first moving column 7 is to drive the second connecting block 8 to move, thereby pushing the limiting rod 10 to move. The function of the first spring 11 is to help the limiting rod 10 reset when the door is closed. When the limiting rod 10 hits the fixing ring 19, it rotates with the second rotating block 9. When opening the door outward, the limiting rod 10 cooperates with the second connecting block 8 and the fixing ring 19 to limit the movement of the limiting rod 10 to prevent the door from being opened from the outside.

[0042] The sliding frame 12 is fixedly connected to the second rotating shaft 5, the sliding frame 12 is slidably connected to the second rotating shaft 5, the limiting plate 13 is fixedly connected to the bottom of the second rotating shaft 5, one end of the connecting plate 14 is fixedly connected to the side of the sliding frame 12, one end of the first mounting plate 15 is fixedly connected to the side of the connecting plate 14, each fixing hole is opened on the first mounting plate 15, the support plate 16 is fixedly connected to the first mounting plate 15, the bearing block 17 is fixedly connected to the support plate 16, the first mounting block 18 is fixedly connected to the first mounting plate 15, the fixing ring 19 is fixedly connected to the first mounting block 18, the sliding frame 12 The function of is to make the second rotating shaft 5 slide along the direction of the sliding frame 12, the function of the limiting plate 13 is to limit the second rotating shaft 5 and prevent the second rotating shaft 5 from falling off the sliding frame 12, the function of the connecting plate 14 is to fix the sliding frame 12 to the first mounting plate 15, the function of the first mounting plate 15 is to cooperate with the fixing hole to fix the device on the wall, the function of the supporting plate 16 is to cooperate with the bearing block 17 to carry the first moving column 7 to prevent the first moving column 7 from deviating when moving, the function of the first mounting block 18 is to install the fixing ring 19 on the first mounting plate 15, and the function of the fixing ring 19 is to limit the movement of the limiting rod 10.

[0043] First, see Figure 1In this embodiment, the connecting plate 20 is fixedly connected to the first connecting block 1, and each second mounting plate 21 is fixedly connected to both sides of the connecting plate 20, and each mounting hole is opened on each second mounting plate 21. The function of the connecting plate 20 is to cooperate with the second mounting plate 21 to fix the first connecting block 1 on the door, so as to facilitate the use of the device.

[0044] Finally, see Figure 4 In this embodiment, the limiting hole is opened on the second connecting block 8, the first screw 22 is connected to the inner wall of the limiting hole by a thread, and the first handle 23 is fixedly connected to the top of the first screw 22. The function of the first screw 22 is to cooperate with the first handle 23 to support the inner wall of the second connecting block 8 by rotating, thereby limiting the movement of the limiting rod 10, so that the door cannot be opened from the inside or the outside.

[0045] Working principle:

[0046] The anti-outward opening device for the building structure is firstly fixed on the door and the wall when in use, and a person pushes the door inward, the door pushes the connecting plate 20 and the second mounting plate 21 to move, the connecting plate 20 moves and the first connecting block 1 moves, the first connecting block 1 moves and the first connecting rod 2 moves, the first connecting rod 2 moves and the first rotating shaft 3 rotates, the first rotating shaft 3 rotates and the first rotating rod 4 rotates, the first rotating rod 4 rotates and the second rotating shaft 5 rotates, the second rotating shaft 5 rotates and the first moving block 6 moves, the first moving block 6 moves and the first moving column 7 moves, the first moving column 7 moves and the second connecting block 8 moves, the second connecting block 8 moves and the limiting rod 10 and the first spring 11 move, the limiting rod 10 moves and touches the fixing ring 19 when it moves and drives the second rotating shaft 5 and the first spring 11 to rotate, and the door is opened inward, when the door is opened outward, the limiting rod 10 touches the fixing ring 19 and is restricted by the fixing ring 19, so that the door cannot be opened outward;

[0047] When the device needs to be locked, the operator rotates the first handle 23, and the rotation of the first handle 23 drives the first screw 22 to rotate, which presses against the inner wall of the second connecting block 8 and limits the rotation of the limit rod 10, completing the locking of the device. At this time, the door cannot be opened inward or outward.

[0048] 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. An anti-outward opening device for a building structure, comprising a first connecting block (1), characterized in that: Also includes A first connecting rod (2), wherein the first connecting rod (2) is arranged on the first connecting block (1); A first rotating shaft (3), the first rotating shaft (3) being arranged on the top of the first connecting rod (2); A first rotating rod (4), wherein the first rotating rod (4) is arranged on the first rotating shaft (3); A second rotating shaft (5), the second rotating shaft (5) being arranged on the top of the first rotating rod (4); A first moving block (6), the first moving block (6) being arranged on the top of the second rotating shaft (5); a first moving column (7), wherein the first moving column (7) is arranged on the first moving block (6); A second connecting block (8), the second connecting block (8) being arranged on the first moving column (7); A second rotating block (9), the second rotating block (9) being arranged on the inner wall of the second connecting block (8); a limiting rod (10), wherein the limiting rod (10) is arranged on the second rotating shaft (5); A first spring (11), wherein the first spring (11) is arranged on the second rotating shaft (5), and the first spring (11) is fixedly connected to the inner wall of the second connecting block (8).

2. The anti-outward opening device for a building structure according to claim 1, characterized in that: a sliding frame (12), wherein the sliding frame (12) is arranged on the second rotating shaft (5), and the sliding frame (12) is slidably connected to the second rotating shaft (5); a limiting plate (13), wherein the limiting plate (13) is arranged at the bottom of the second rotating shaft (5); A connecting plate (14), one end of which is arranged on a side surface of the sliding frame (12); A first mounting plate (15), one end of the first mounting plate (15) being arranged on a side surface of the connecting plate (14); A plurality of fixing holes, each of which is provided on the first mounting plate (15).

3. The anti-outward opening device for a building structure according to claim 2, characterized in that: a support plate (16), the support plate (16) being arranged on the first mounting plate (15); A bearing block (17), wherein the bearing block (17) is arranged on the support plate (16).

4. The anti-outward opening device for a building structure according to claim 3, characterized in that: A first mounting block (18), the first mounting block (18) being arranged on the first mounting plate (15); A fixing ring (19), wherein the fixing ring (19) is arranged on the first mounting block (18).

5. The anti-outward opening device for a building structure according to claim 4, characterized in that: A connecting plate (20), wherein the connecting plate (20) is arranged on the first connecting block (1); A plurality of second mounting plates (21), each of the second mounting plates (21) being respectively arranged on two sides of the connecting plate (20); A plurality of mounting holes, each of the mounting holes is arranged on each of the second mounting plates (21).

6. The anti-outward opening device for a building structure according to claim 5, characterized in that: A limiting hole, the limiting hole being formed on the second connecting block (8); A first screw rod (22), the first screw rod (22) being connected to the inner wall of the limiting hole via a thread; A first handle (23), wherein the first handle (23) is arranged on the top of the first screw rod (22).

Images