Door blocking device

By designing a door-blocking device that includes a ground support, door hook, and support rod, and utilizing leverage and ground friction, the problem of limited applicability of existing devices is solved, achieving a dual door-blocking effect and improving safety.

CN223767328UActive Publication Date: 2026-01-06SHENZHEN BASEUS TECH CO LTD
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Patent Information

Application Number
CN202423080738.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-11
Publication Date
2026-01-06
Estimated Expiration
2034-12-11

AI Technical Summary

Technical Problem

Existing door blocking devices are only applicable when the door opens inwards, and they are prone to failure when subjected to lateral forces, thus limiting their applicability.

Method used

A door-blocking device comprising a ground brace, a door hook, and a support rod was designed to achieve a dual door-blocking effect through a combination of leverage and ground friction.

Benefits of technology

This improves the applicability of the door blocking device, effectively preventing the door from moving when it is open to the inside or outside, thus enhancing security.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of door accessories, and provides a door blocking device. The door blocking device comprises a ground support, a door hook piece and a supporting rod. The ground support is provided with a ground pressing part and a door abutting part which are connected with each other, the door abutting part is used for abutting against the door body, and the ground pressing part is used for abutting against the ground; the door hook piece is provided with a door hooking part and a connecting part which are connected with each other, the door hooking part is used for abutting against the bottom of the door body, and the connecting part is detachably connected with the ground pressing part and the door abutting part so as to adjust the pressure of the ground pressing part on the ground; the door abutting part is provided with a containing groove for the supporting rod to penetrate through so that one end of the supporting rod can be located on the door body side and the other end can be located on the door frame side. According to the door blocking device provided by the embodiment of the invention, by arranging the supporting rod, the door blocking effect can be achieved through the lever effect when the door opening direction faces outdoors. When the door is opened indoors, the pressure of the ground pressing part on the ground can be converted into friction force through the ground support and the door hook piece. In this way, the double door blocking effect can be achieved through the ground support, the door hook piece and the supporting rod, and the door blocking effect is improved.
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Description

Technical Field

[0001] This application relates to the field of door accessory technology, and in particular to a door blocking device. Background Technology

[0002] In related technologies, door-stopping devices are used to fix the position of a door and prevent it from closing or opening accidentally. They achieve this by converting the force acting on the other side of the door into frictional force towards the ground; however, this only applies when the door opens inwards. Furthermore, the door-stopping device is prone to failure when subjected to lateral forces. Utility Model Content

[0003] In view of this, the embodiments of this application aim to provide a gate-blocking device that can increase the applicability of the gate-blocking device and improve the gate-blocking effect. The gate-blocking device includes:

[0004] The ground support has an interconnected ground-pressing part and a door-stopping part, wherein the door-stopping part is used to abut against the door body and the ground-pressing part is used to abut against the ground;

[0005] A door hook has a hook-door portion and a connecting portion connected to each other. The hook-door portion is used to abut against the bottom of the door body. The connecting portion is detachably connected to the ground pressing portion and the door abutting portion, respectively, so as to adjust the pressure of the ground pressing portion on the ground.

[0006] The support rod has a receiving groove for the support rod to pass through, such that one end of the support rod is located on the door body side and the other end is located on the door frame side.

[0007] In some embodiments, the hook portion is capable of hooking onto the side plate of the door body located on the other side of the ground support.

[0008] In some embodiments, the ground pressing portion and the door abutment portion form an obtuse angle toward the door body.

[0009] In some embodiments, the gate device further includes:

[0010] A first fixing member, wherein the connecting portion has a first connecting plate, and the first fixing member passes through the door abutment and is fastened to the first connecting plate; and / or

[0011] The second fastener has a second connecting plate in the connecting part, and the second fastener passes through the grounding part and is fastened to the second connecting plate.

[0012] In some embodiments, the door stop portion has a first oblong hole penetrating the door stop portion; the first fixing member passes through the first oblong hole and is fastened to the first connecting plate; the first oblong hole is used to adjust the horizontal distance between the door hook member and the ground pressing portion; the door stop portion can limit the travel of the first fixing member toward the door hook member, so as to adjust the pressure of the ground pressing portion on the ground.

[0013] In some embodiments, the first fixing member has a first limiting cap, and the door abutment portion also has a first through hole communicating with the first waist-shaped hole, the first limiting cap being located within the first through hole; the diameter of the first through hole is larger than the diameter of the first waist-shaped hole, so as to form a first platform for limiting the travel of the first limiting cap toward the door hook member.

[0014] In some embodiments, the pressing part has a second oblong hole that penetrates the pressing part, and the second fixing member passes through the second oblong hole and is fastened to the second connecting plate; the second oblong hole is used to adjust the distance between the door hook and the pressing part in the vertical direction, and the pressing part can limit the stroke of the second fixing member toward the door hook to adjust the pressure of the door abutment on the door body.

[0015] In some embodiments, the second fixing member has a second limiting cap, and the pressing part also forms a second through hole communicating with the second waist-shaped hole, the second limiting cap being located in the second through hole; the diameter of the second through hole is larger than the diameter of the second waist-shaped hole, so as to form a second platform for limiting the travel of the second limiting cap toward the door hook member.

[0016] In some embodiments, the support rod includes a support body and a mounting element, the support body being able to pass through the receiving groove;

[0017] The first fixing member has a first operating port, and the mounting member can act on the first operating port to fix the first fixing member to the first connecting plate; and / or,

[0018] The second fixing member has a second operating port, and the mounting member can act on the second operating port to fix the second fixing member to the second connecting plate.

[0019] In some embodiments, the door abutment includes an abutment body and an abutment plate, the area of ​​the abutment plate being larger than the cross-sectional area of ​​the abutment body in the vertical direction, and the receiving groove being open toward the abutment plate;

[0020] The grounding part includes a grounding body and a grounding plate, wherein the area of ​​the grounding plate is larger than the cross-sectional area of ​​the grounding body in the horizontal direction.

[0021] In some embodiments, the gate device further includes a damping element, which is provided on both the abutment plate and the grounding plate.

[0022] The door blocking device provided in this application embodiment, by setting a support rod, can act as a door blocker through leverage when the door opens to the outside. When the door opens to the inside, the pressure of the ground-pressing part on the ground can be converted into friction force through the ground support and door hook, thereby also acting as a door blocker. In this way, the ground support, door hook, and support rod can provide a dual door blocking function, improving the door blocking effect and increasing the applicability of the door blocking device. Attached Figure Description

[0023] Figure 1 This is a schematic diagram of the barrier device installed on the door body according to one embodiment of this application;

[0024] Figure 2 This is a schematic diagram of the barrier device in one embodiment of this application;

[0025] Figure 3 for Figure 2 A front view of the barrier device shown from another perspective;

[0026] Figure 4 for Figure 3 The diagram shows a cross-sectional view of the barrier device.

[0027] Explanation of reference numerals in the attached figures

[0028] Door blocking device 100; ground support 10; door abutment part 11; receiving groove 111; first platform 112; abutment body 113; abutment plate 114; first waist-shaped hole 11a; first through hole 11b; ground pressing part 12; second waist-shaped hole 12a; second through hole 12b; second platform 121; ground pressing body 122; grounding plate 123; door hook 20; door hook part 21; connecting part 22; first connecting plate 221; first limiting part 2211; second connecting plate 222; second limiting part 2221; baffle 23; support rod 30; support body 31; mounting part 32; first fixing part 40; first operating port 40a; second fixing part 50; second operating port 50a; door body 200; door frame 300. Detailed Implementation

[0029] The embodiments of this application will be described in further detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate this application, but should not be used to limit the scope of this application.

[0030] It should be noted that in the embodiments of this application, the orientations or positional relationships such as "upper," "lower," "horizontal," and "vertical" are based on the orientations or positional relationships shown in the accompanying drawings. It should be understood that these orientational terms are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application. The application will be further described in detail below with reference to the accompanying drawings and specific embodiments. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0031] In the description of the embodiments of this application, it should be noted that, unless otherwise explicitly specified and limited, the term "connection" should be interpreted broadly. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in the embodiments of this application based on the specific circumstances.

[0032] In the embodiments of this application, unless otherwise expressly specified and limited, "on" the first feature and the second feature may be in direct contact, or indirect contact via an intermediate medium. Furthermore, "above" the second feature may mean the first feature is directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature.

[0033] In the description of this specification, references to terms such as "some embodiments," "exemplary," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the embodiments of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine the different embodiments or examples described in this application, as well as the features of those different embodiments or examples.

[0034] In related technologies, the force acting on the door from the outside is converted into frictional force towards the ground to achieve a door blocking effect. However, this only applies when the door opens inward. Furthermore, the door blocking device is prone to failure when subjected to lateral forces.

[0035] In view of this, please refer to Figures 1-4This application provides a door blocking device 100, including a ground support 10, a door hook 20, and a support rod 30. The ground support 10 has an abutment portion 11 and a ground pressing portion 12 connected to each other. The abutment portion 11 abuts against the door body 200, and the ground pressing portion 12 abuts against the ground. The door hook 20 has a hook portion 21 and a connecting portion 22 connected to each other. The hook portion 21 abuts against the bottom of the door body 200, and the connecting portion 22 is detachably connected to the ground pressing portion 12 and the abutment portion 11 to adjust the pressure of the ground pressing portion 12 on the ground. The abutment portion 11 has a receiving groove 111 for the support rod 30 to pass through, so that one end of the support rod 30 is located on the side of the door body 200 and the other end is located on the side of the door frame 300.

[0036] The hook portion 21 extends from one side of the door body 200 to abut against the bottom of the door body 200. After the connecting portion 22 is fixedly connected to the hook portion 21, the connecting portion 22 can provide a pulling force toward the ground to the abutment portion 11, so that the ground pressing portion 12 presses firmly against the ground. The receiving groove 111 can provide a force toward the door body 200 to the support rod 30. Exemplarily, the hook portion 21 can hook onto the side plate of the door body 200 located on the other side of the ground support 10. The connecting portion 22 can provide a pulling force toward the door body 200 to the ground pressing portion 12, so that the abutment portion 11 presses firmly against the door body 200. In this way, the hook portion 21 can be tightly hooked onto the door body 200, reducing the possibility of the hook portion 21 failing to abut against the bottom of the door body 200. For example, the hook door portion 21 has an L-shaped plate, which includes a horizontal plate extending from the inside of the door body 200 to the outside of the door body 200 and a vertical plate parallel to the door body 200, so that the hook door portion 21 extends from one side of the door to the other side to hook the door body 200.

[0037] The receiving groove 111 provides support for the support rod 30. When the door 200 is closed, the support rod 30 passes through the receiving groove 111 and acts as a lever between the door 200 and the door frame 300. Specifically, after passing through the receiving groove 111, the two ends of the support rod 30 are located at the door 200 and the door frame 300, respectively.

[0038] For example, the extension direction of the receiving groove 111 is horizontal or at an angle to the horizontal direction, as long as the two ends of the support 31 can be positioned at the door body 200 and the door frame 300 to act as a door blocker through leverage.

[0039] The door blocking device 100 can fix the door 200 in a preset position and control the door 200 to be in a closed state. For example, in places such as homes, offices, hotels, and hospitals, the door blocking device 100 can be installed on the indoor side to prevent external forces from opening the door, thereby improving security. Specific applications can be used according to actual needs, and this application does not impose any special restrictions.

[0040] For example, the door includes a door body 200, a door frame 300, a door lock, and door hinges. The door body 200 is rotatably mounted on the door frame 300 via the door hinges and is locked to the door frame 300 by the door lock to prevent external force from opening the door from the outside. When the door body 200 is in the closed state and the door blocking device 100 is used, the door blocking device 100 is installed on the side near the door lock. During installation, it is fastened to the ground pressing part 12 and the door abutment part 11 respectively via the connecting part 22, so that the ground pressing part 12 is firmly pressed against the ground and the door abutment part 11 is firmly pressed against the door body 200. When subjected to a pushing force from the outside, the pressure between the ground pressing part 12 and the door abutment part 11 can be converted into frictional force, thus acting as a door blocking device.

[0041] When the door opens to the outside, the support rod 30 acts as a lever between the door body 200 and the door frame 300 when subjected to an external pulling force towards the outside, thus acting as a door stop. When the door stop device 100 is used to keep the door open, the support rod 30 may not be installed. The door stop is achieved through the friction between the ground and the ground-holding part 12 via the ground brace 10 and the door hook 20. If it is necessary to keep the door body 200 open, the door stop device 100 is installed to prevent displacement of the door body 200 due to human impact or external forces such as wind.

[0042] The door-blocking device 100 provided in this application, by setting a support rod 30, can function as a door blocker whether the door opens indoors or outdoors. The ground support 10 is provided with a ground-pressing part 12 and a door-stopping part 11. Combined with the door hook 20, the pressure of the ground-pressing part 12 on the ground is converted into frictional force, thus achieving a door-blocking effect. Simultaneously, at least a portion of the pushing force on the other side of the door 200 is converted into frictional force. Thus, the ground support 10, door hook 20, and support rod 30 provide a dual door-blocking effect, improving the door-blocking efficiency and increasing the applicability of the door-blocking device 100. In some embodiments, the ground-pressing part 12 and the door-stopping part 11 form an obtuse angle towards the door, wherein the ground-pressing part 12 forms an acute angle with the ground, and the door-stopping part 11 is perpendicular to the door 200. This increases the pressure on the ground, thereby increasing the frictional force.

[0043] In some embodiments, please refer to Figure 4 The gate blocking device 100 also includes a first fixing member 40, and the connecting part 22 has a first connecting plate 221. The first fixing member 40 passes through the gate blocking part 11 and is fastened to the first connecting plate 221.

[0044] When installing the first fixing member 40, after hooking the door part 21 onto the door body 200, lift the door hook 20 upward as a whole and press the ground support 10 downward as a whole. Then, pass the first fixing member 40 through the door abutment 11 and fix it to the first connecting plate 221. In this way, the first fixing member 40 can provide an upward force to the connecting part 22, so that the door hook 21 tightly hooks the bottom of the door body 200, and at the same time provides a downward force to the door abutment 11, thereby making the connecting part 22 and the door abutment 11 firmly connected.

[0045] For example, please refer to Figure 4 The first connecting plate 221 extends horizontally, and the first fixing member 40 passes through the door part 11 vertically.

[0046] For example, please refer to Figure 4 The first connecting plate 221 has a first limiting part 2211, which is threadedly connected to the first fixing member 40. This improves the fixing effect of the first fixing member 40 and the first limiting part 2211, and facilitates the adjustment of the force exerted by the door hook member 20 on the bottom surface of the door body 200, thereby facilitating the adjustment of the pressure exerted by the door body 200 on the door hook member 20, and thus ensuring that the ground pressing part 12 is firmly pressed against the ground.

[0047] For example, please refer to Figure 4 The door stop portion 11 has a first oblong hole 11a that passes through the door stop portion 11; the first fixing member 40 passes through the first oblong hole 11a and is fastened to the first connecting plate 221; the first oblong hole 11a is used to adjust the horizontal distance between the door hook member 20 and the ground pressing portion 12; the door stop portion 11 can limit the stroke of the first fixing member 40 toward the door hook member 20, so as to adjust the pressure of the ground pressing portion 12 on the ground.

[0048] For example, the first waist-shaped hole 11a has a vertical through-hole direction, the first connecting plate 221 extends in the horizontal direction, and the first fixing member 40 passes through the first waist-shaped hole 11a in the vertical direction.

[0049] It is understood that the door abutment 11 abuts against the door body 200, and the first fixing member 40 has an adjustable space in the first waist-shaped hole 11a, which can move closer to or away from the pressing part 12 in the horizontal direction, and can adjust the horizontal distance between the door hook member 20 and the pressing part 12 so that the door abutment 11 can press the door body 200 tightly, and can adapt to door bodies 200 of different thicknesses.

[0050] In some embodiments, please refer to Figure 4The first fixing member 40 has a first limiting cap, and the door abutment portion 11 also has a first through hole 11b communicating with the first oblong hole 11a. The first limiting cap is located inside the first through hole 11b. The diameter of the first through hole 11b is larger than the diameter of the first oblong hole 11a, so as to form a first platform 112 for limiting the travel of the first limiting cap toward the door hook member 20. In this way, the length of the first fixing member 40 in the vertical direction can be reduced, and the installation is facilitated by providing the first limiting cap.

[0051] The first through hole 11b is located vertically above the first oblong hole 11a. The diameter of the first through hole 11b is larger than the diameter of the first oblong hole 11a to facilitate the installation of the first fastener 40. The cross-sectional area of ​​the first through hole 11b in the horizontal direction is larger than the cross-sectional area of ​​the first oblong hole 11a in the horizontal direction.

[0052] For example, the through-hole 11b and the first oblong hole 11a are both located in the vertical direction to facilitate the installation of the first fastener 40.

[0053] In some embodiments, please refer to Figure 3 and Figure 4 The support rod 30 includes a support body 31 and a mounting member 32. The support body 31 can pass through the receiving groove 111. The first fixing member 40 has a first operating port 40a. The mounting member 32 can act on the first operating port 40a to fix the first fixing member 40 to the first connecting plate 221.

[0054] The first fixing member 40 can be installed on the first connecting plate 221 by the mounting part 32, so that the first fixing member 40 and the first connecting plate 221 are fixedly connected. The user does not need to prepare additional installation tools, which can improve the convenience of use.

[0055] For example, the support 31 is a cylinder extending in a straight line, and the mounting member 32 is fixed to one end of the support 31. The support 31 provides a gripping position so that the user can apply a force to rotate the support 31 when installing the first fixing member 40.

[0056] For example, the first operating port 40a is adapted to the mounting member 32 so that the mounting member 32 can apply force to the first operating port 40a.

[0057] For example, the operating ends 321 of the support 31 and the mounting 32 are perpendicular to each other, the mounting 32 is a hex wrench; the first fixing member 40 is a hex nut, the hex nut having a first operating port 40a.

[0058] The mounting component 32 is configured as a hexagonal wrench, and the first fixing component 40 is configured as a hexagonal nut. The operating end 321 of the support body 31 and the mounting component 32 are perpendicular to each other, so that the user can rotate the support body 31 when installing the first fixing component 40. The mounting component 32 also has a fixing end 322, which is perpendicular to the operating end 321 and is inserted into one end of the support body 31.

[0059] In some embodiments, please refer to Figure 4 The gate blocking device 100 also includes a second fixing member 50, and the connecting part 22 has a second connecting plate 222. The second fixing member 50 passes through the ground pressing part 12 and is fastened to the second connecting plate 222.

[0060] When installing the second fixing member 50, after hooking the door hook 21 onto the door body 200, pull the entire door hook 20 away from the door body 200 and push the ground support 10 towards the door body 200. The second fixing member 50 is then inserted through the ground pressing part 12 and fixedly connected to the second connecting plate 222. In this way, the second fixing member 50 can provide a force to the connecting part 22 towards the ground pressing part 12, and at the same time provide a pulling force to the ground pressing part 12 towards the door body 200, so that the door abutment part 11 can be pressed tightly onto the door body 200, and at the same time, the door hook 21 is tightly hooked onto the bottom of the door body 200 towards the ground pressing part 12, so that the door hook 21 and the door abutment part 11 are firmly connected.

[0061] For example, please refer to Figure 4 The second connecting plate 222 extends vertically, and the second fixing member 50 passes through the grounding part 12 horizontally. In this way, the force transmission effect between the second connecting plate 222 and the second fixing member 50 can be improved.

[0062] For example, the second connecting plate 222 has a second limiting portion 2221, which is threadedly connected to the second fixing member 50. In this way, the fixing effect of the second fixing member 50 and the second limiting portion 2221 can be improved.

[0063] For example, the first connecting plate 221 and the second connecting plate 222 are perpendicular to each other. The first connecting plate 221 extends horizontally, and the first fixing member 40 passes vertically through the door abutment portion 11. This improves the force transmission effect between the first connecting plate 221 and the first fixing member 40. The second connecting plate 222 extends vertically, and the second fixing member 50 passes horizontally through the ground pressing portion 12. This improves the force transmission effect between the second connecting plate 222 and the second fixing member 50.

[0064] In some embodiments, please refer to Figure 4The ground pressing part 12 has a second oblong hole 12a that passes through the ground pressing part 12. The second fixing member 50 passes through the second oblong hole 12a and is fastened to the second connecting plate 222. The second oblong hole 12a is used to adjust the vertical distance between the door hook member 20 and the ground pressing part 12. The ground pressing part 12 can limit the stroke of the second fixing member 50 toward the door hook member 20, so as to adjust the pressure of the door pressing part 11 on the door body.

[0065] For example, the second oblong hole 12a has a horizontal penetration direction, the second connecting plate 222 extends vertically, and the second fastener 50 passes through the grounding portion 12 horizontally.

[0066] It is understandable that the pressing part 12 is pressed onto the ground, and the second fixing member 50 has an adjustable space in the second waist-shaped hole 12a, which can move closer to or away from the ground in the vertical direction, and can adjust the distance between the door hook member 20 and the ground so that the pressing part 12 can press the ground tightly, and can adapt to the door body 200 with different distances from the ground.

[0067] In some embodiments, please refer to Figure 4 The second fixing member 50 has a second limiting cap, and the pressing portion 12 also has a second through hole 12b communicating with the second oblong hole 12a. The second limiting cap is located inside the second through hole 12b. The diameter of the second through hole 12b is larger than the diameter of the second oblong hole 12a, so as to form a second platform 121 for limiting the stroke of the second limiting cap toward the door hook member 20. In this way, the length of the second fixing member 50 in the horizontal direction can be reduced, and the installation is facilitated by providing the second limiting cap.

[0068] The second through hole 12b is located horizontally on the side of the first oblong hole 11a away from the door hook 20. The diameter of the second through hole 12b is larger than that of the second oblong hole to facilitate installation. The cross-sectional area of ​​the second through hole 12b in the vertical direction is larger than that of the second oblong hole 12a in the vertical direction.

[0069] For example, the through-hole 12b and the oblong hole 12a are both located in the horizontal direction to facilitate the installation of the second fastener 50.

[0070] In some embodiments, please refer to Figure 3 and Figure 4 The support rod 30 includes a support body 31 and a mounting member 32. The support body 31 can pass through the receiving groove 111. The second fixing member 50 has a second operating port 50a. The mounting member 32 can act on the second operating port 50a to fix the second fixing member 50 to the second connecting plate 222.

[0071] The second fastener 50 can be installed on the second connecting plate 222 by means of the mounting component 32, so that the second fastener 50 and the second connecting plate 222 are fixedly connected. Users do not need to prepare additional installation tools, which can improve the convenience of use.

[0072] For example, the support 31 is a cylinder extending in a straight line, and the mounting member 32 is fixed to one end of the support 31. The support 31 provides a gripping position so that the user can apply a force to rotate the support 31 when installing the second fixing member 50.

[0073] For example, the support 31 and the mounting part 32 are integrally formed. This improves the structural strength between the support 31 and the mounting part 32, reducing the likelihood of damage to the mounting part 32 when it acts on the first operating port 40a and / or the second operating port 50a. In other embodiments, the support 31 and the mounting part 32 are manufactured separately. This eliminates the need for production molds for the mounting part, allowing for the purchase of hex wrenches that can be mounted on the support 31, thus reducing manufacturing costs.

[0074] For example, the second operating port 50a is adapted to the mounting member 32 so that the mounting member 32 can apply force to the second operating port 50a.

[0075] For example, the operating ends of the support 31 and the mounting 32 are perpendicular to each other, the mounting 32 is a hex wrench; the second fixing member 50 is a hex nut, the hex nut having a second operating port.

[0076] The mounting component 32 is configured as a hex wrench, and the second fixing component 50 is configured as a hex nut. The operating ends of the support body 31 and the mounting component 32 are perpendicular to each other, so as to facilitate the rotation of the support body 31 when installing the second fixing component 50.

[0077] In some embodiments, please refer to Figure 4 The door-blocking part 11 includes a blocking body 113 and a blocking plate 114. The area of ​​the blocking plate 114 is larger than the cross-sectional area of ​​the blocking body 113 in the vertical direction, and the receiving groove 111 is open towards the blocking plate 114. The ground-pressing part 12 includes a ground-pressing body 122 and a ground-receiving plate 123. The area of ​​the ground-receiving plate 123 is larger than the cross-sectional area of ​​the ground-receiving body 122 in the horizontal direction. In this way, the force exerted by the blocking plate 114 on the door 200 and the friction between the ground-receiving plate 123 and the ground can be increased, thereby improving the door-blocking effect.

[0078] For example, the abutment plate 114 has an abutment surface that fits against the door body 200, and the abutment surface is flat.

[0079] For example, the grounding plate 123 has a grounding surface that is attached to the ground and the grounding surface is a plane.

[0080] In some embodiments, the gate device 100 further includes damping elements, which are provided on both the abutment plate 114 and the ground plate 123.

[0081] The damping element can increase the friction between the abutment plate 114 and the door body 200, as well as the friction between the abutment plate 123 and the ground. For example, the damping element is made of rubber, silicone, foam, or composite materials.

[0082] In some embodiments, please refer to Figure 4 The door hook component 20 also includes two baffles 23. The first connecting plate 221 and the second connecting plate 222 have openings on both sides. The two baffles 23 are respectively covered on the two openings to improve aesthetics.

[0083] The above description is merely a preferred embodiment of this application and is not intended to limit the application. Various modifications and variations can be made to this application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this application should be included within the scope of protection of this application.

Claims

1. A barrier door apparatus, characterized by, The door stop device comprises: a ground support having a ground pressing portion and a door abutting portion, the door abutting portion is used to abut the door body, and the ground pressing portion is used to abut the ground; a door hooking member having a door hooking portion and a connecting portion, the door hooking portion is used to hook the bottom of the door body, and the connecting portion is detachably connected with the ground pressing portion and the door abutting portion to adjust the pressure of the ground pressing portion on the ground; a support rod, the door abutting portion has a receiving slot for the support rod to pass through, so that one end of the support rod is located on the side of the door body, and the other end is located on the side of the door frame.

2. A shutter device according to claim 1, characterised in that The door hooking portion can hook the side plate on the other side of the door body.

3. The blocking device of claim 1, wherein, The ground pressing portion and the door abutting portion form an obtuse angle towards the door body.

4. The blocking device of claim 1, wherein The door stop device further comprises: a first fixing member, the connecting portion has a first connecting plate, and the first fixing member is arranged through the door abutting portion and fastened with the first connecting plate; and / or a second fixing member, the connecting portion has a second connecting plate, and the second fixing member is arranged through the ground pressing portion and fastened with the second connecting plate.

5. A shutter device according to claim 4, characterised in that The door abutting portion is provided with a first waist-shaped hole penetrating through the door abutting portion; the first fixing member is arranged through the first waist-shaped hole and fastened with the first connecting plate; the first waist-shaped hole is used to adjust the horizontal distance between the door hooking member and the ground pressing portion; and the door abutting portion can limit the stroke of the first fixing member towards the door hooking member to adjust the pressure of the ground pressing portion on the ground.

6. A shutter device according to claim 5, characterised in that The first fixing member has a first limiting cap, the door abutting portion is further provided with a first through hole in communication with the first waist-shaped hole, and the first limiting cap is located in the first through hole; the diameter of the first through hole is larger than that of the first waist-shaped hole to form a first platform for limiting the stroke of the first limiting cap towards the door hooking member.

7. The blocking device of claim 4, wherein The ground pressing portion is provided with a second waist-shaped hole penetrating through the ground pressing portion, the second fixing member is arranged through the second waist-shaped hole and fastened with the second connecting plate; the second waist-shaped hole is used to adjust the vertical distance between the door hooking member and the ground pressing portion, and the ground pressing portion can limit the stroke of the second fixing member towards the door hooking member to adjust the pressure of the door abutting portion on the door body.

8. A shutter device according to claim 7, characterised in that The second fixing member has a second limiting cap, the ground pressing portion is further provided with a second through hole in communication with the second waist-shaped hole, and the second limiting cap is located in the second through hole; the diameter of the second through hole is larger than that of the second waist-shaped hole to form a second platform for limiting the stroke of the second limiting cap towards the door hooking member.

9. The blocking device of claim 4, wherein, The support rod comprises a support body and a mounting member, and the support body can pass through the receiving slot. The first fixing member has a first operation port, and the mounting member can act on the first operation port to fix the first fixing member on the first connecting plate; and / or The second fixing member has a second operation port, and the mounting member can act on the second operation port to fix the second fixing member on the second connecting plate.

10. The door stop device according to any one of claims 1 to 9, wherein The abutting door part comprises an abutting body and an abutting plate, an area of the abutting plate is greater than a sectional area of the abutting body along a vertical direction, and the containing groove is open towards the abutting plate; The ground pressing part comprises a ground pressing body and a ground contacting plate, an area of the ground contacting plate is greater than a sectional area of the ground pressing body along a horizontal direction.

11. A shutter device according to claim 10, wherein The door blocking device further comprises a damping member, and the damping member is arranged on the abutting plate and the ground contacting plate.