CN-224228571-U - Non-threshold flood-proof door with split lock head pressing bearing sealing beam structure

CN224228571UCN 224228571 UCN224228571 UCN 224228571UCN-224228571-U

Abstract

The utility model relates to the technical field of sealing of flood-proof doors, in particular to a non-threshold flood-proof door with a split lock head pressing bearing sealing beam structure, which comprises a door frame, door leaves, a sealing beam structure and a lock head structure, wherein the door frame is a sinking door frame, the lower frame of the door frame is provided with a matching groove, the door leaves are provided with two, and two door leaves are connected with two side frames of the door frame through hinge structures respectively, the back of the two door leaves is provided with a plurality of guide brackets at intervals respectively, the lock head structures are two groups, the fixed ends of the two groups of lock head structures are connected with the inner side of the upper frame of the door frame, and the lock heads of the lock head structures of each group are connected with connecting plates after penetrating through the guide brackets at the back of the corresponding door leaves. The no-threshold flood-proof door guides the locking direction of the lock head structure through the corresponding guide bracket, improves the stability of a locking path of the lock head structure, and simultaneously locks the lock head of the lock head structure with the matching groove on the lower frame of the door frame so as to strengthen the resistance of the door leaf and the door frame.

Inventors

WANG ZHIQIANG
MIAO DEWEN
CAI ZHENQIAN
ZHANG YINHUA
XU YUJIE
LU HUA
CAI WEIDONG

Assignees

江苏欧特电子科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250526

Claims (5)

1. The no-threshold flood-proof door with the split lock head pressing bearing sealing beam structure is characterized by comprising a door frame (1), door leaves (2), sealing beam structures (3) and a lock head structure (4), wherein the door frame (1) is a sinking door frame, a matching groove (111) is formed in a lower frame (11) of the door frame (1), the number of the door leaves (2) is two, two door leaves (2) are respectively connected with two side frames (12) of the door frame (1) through hinge structures, a plurality of guide brackets (7) are respectively arranged at the back parts of the two door leaves (2) at intervals, The lock head structure (4) is two sets of, and two sets of the stiff end of lock head structure (4) with the inboard of the upper frame of door frame (1) is connected, every set of the tapered end of lock head structure (4) all passes corresponding behind guide bracket (7) at door leaf (2) back is connected with connecting plate (52), every the bottom of connecting plate (52) all corresponds and is provided with corresponding sealing beam structure (3), and every sealing beam structure (3) with the back sliding connection of corresponding door leaf (2), connecting plate (52) receive behind the downforce of lock head structure (4), drive sealing beam structure (3) downwardly extending into locking in cooperation groove (111).
2. The non-threshold flood gate with the split lock head pressing bearing sealing beam structure according to claim 1, wherein a plurality of door frame lower fixing components (6) are buried in the ground below a lower frame (11) of the door frame (1), each door frame lower fixing component (6) comprises a support frame (61) and support reinforcing ribs (62) buried in the ground, the top surface of the support frame (61) is abutted to the lower surface of the lower frame (11) of the door frame (1), the support reinforcing ribs (62) are symmetrically arranged on two sides of the support frame (61) respectively, and the support reinforcing ribs (62) are fixedly arranged on two side walls of the outer wall of the support frame (61) which are vertically arranged.
3. The non-sill anti-flooding door with a split lock head pressing down bearing sealing beam structure according to claim 1, wherein each sealing beam structure (3) comprises a moving plate (31), a sealing beam (32) and a supporting plate (33), the moving plate (31) is slidably connected with the back of the door leaf (2) and is fixed with one side of the sealing beam (32), the supporting plate (33) is fixedly arranged on one side of the sealing beam (32) far away from the moving plate (31), the supporting plate (33) is used for being attached and supported with the upper surface of a lower frame (11) of the door frame (1), the top of the sealing beam (32) is fixedly connected with the connecting plate (52), the two sides of the lower part of the sealing beam (32) are respectively provided with a first inclined wall (321) and a second inclined wall (322), the height of the second inclined wall (322) is smaller than that of the first inclined wall (321), the matching groove (111) comprises a first inclined wall (321), a third inclined wall (1111), a stop section (1112) and a stop section (11) which are sequentially arranged on the first inclined wall (1111) and the stop section (1113) are matched with the first inclined wall (1112) and the stop section (11111), less than the distance between the first inclined wall (321) and the vertical wall above the second inclined wall (322), a seal (34) is provided in the second heavy stop section (1112) and the seal section (1113).
4. A rocker-less flood gate with split lock head pressing bearing sealing beam structure according to claim 3, characterized in that a plurality of reinforcing ribs (35) are arranged between the supporting plate (33) and the connecting plate (52), the moving plate (31), the sealing beam (32), the supporting plate (33) and the plurality of reinforcing ribs (35) are in an integrated structure.
5. The door sill-free flood gate with the split lock head pressing down bearing sealing beam structure according to claim 1, wherein each lock head structure (4) comprises a telescopic cylinder, an upper locking head (42), a lower locking head (43) and a limit bolt (44), the telescopic cylinder is connected with an upper frame of the door frame (1), the upper end of the upper locking head (42) is connected with the telescopic cylinder, the lower end of the upper locking head (42) is hinged with the lower locking head (43), the lower locking head (43) passes through the corresponding guide bracket (7) and then is connected with the connecting plate (52), a limit sleeve is embedded in each guide bracket (7), a first waist-shaped groove (411) penetrating through two side walls is formed in the side wall of the limit sleeve, a second waist-shaped groove (431) is formed in the outer side wall of the lower locking head (43), and the limit bolt (44) penetrates through the guide bracket (7) and the first waist-shaped groove (411) and then the inner end of the lower locking head is matched with the second waist-shaped groove (431).

Description

Non-threshold flood-proof door with split lock head pressing bearing sealing beam structure Technical Field The utility model belongs to the technical field of flood-proof door sealing, and particularly relates to a no-threshold flood-proof door with a split lock head pressing bearing sealing beam structure. Background The door frame supporting door leaf of the flood-proof door supports against the periphery of the door leaf through a bearing strip/a door threshold and other parts, when the flood-proof door is in flood-proof, the door leaf is stressed firstly, the stressed force is finally transmitted to the door frame to bear by adopting a door leaf and door frame locking mode, a sealing beam structure is added on the door leaf to seal the door frame/the door threshold for increasing the bearing capacity of the door frame, so that the bearing capacity of the door leaf is increased, then the conventional sealing beam structure is not firmly locked with the door threshold part of the lower frame, the impact force of 12560KN cannot be resisted, and the door leaf is prevented from being rushed away from the door frame when serious; Most of the existing lock heads of the flood-proof door are of an integrated structure, the lock heads are damaged to different degrees after the lock heads resist the accumulated objects all the year round, and therefore the whole lock heads are required to be replaced, the prevention cost is greatly increased, and therefore the design of the non-threshold flood-proof door with the split lock head pressing down bearing sealing beam structure is urgently needed to solve the problems. Disclosure of Invention The utility model aims to provide a no-threshold flood-proof door with a split lock head pressing bearing sealing beam structure, which solves the problems that the locking structure between the conventional sealing beam structure and a lower frame threshold part is not firm, the impact force of 12560KN can not be resisted, and the door leaf is prevented from being punched away from the door frame when serious; The lock head resists damage to different degrees all the year round, so that the whole lock head needs to be replaced, and the problem of preventing cost is greatly increased. In order to solve the technical problems, the utility model provides a no-threshold flood-proof door with a split lock head pressing bearing sealing beam structure, which comprises a door frame, door leaves, a sealing beam structure and a lock head structure, wherein the door frame is a sinking door frame, the lower frame of the door frame is provided with a matching groove, two door leaves are respectively connected with two side frames of the door frame through hinge structures, the back parts of the two door leaves are respectively provided with a plurality of guide brackets at intervals, The lock head structure is two sets of, and two sets of the stiff end of lock head structure with the inboard of the upper frame of door frame is connected, every group the tapered end of lock head structure all passes corresponding be connected with the connecting plate behind the direction support at door leaf back, every the bottom of connecting plate all corresponds and is provided with corresponding sealing beam structure, and every sealing beam structure with the back sliding connection of corresponding door leaf, the connecting plate receives behind the downforce of tapered end structure, drive sealing beam structure downwardly extending into the cooperation inslot closure. Further, a plurality of door frame lower fixing assemblies are buried in the ground below the lower frame of the door frame, each door frame lower fixing assembly comprises a support frame buried in the ground and support reinforcing ribs, the top surface of the support frame is in butt joint with the lower surface of the lower frame of the door frame, the support reinforcing ribs are arranged on two sides of the support frame in a pair and symmetrical mode respectively, and each pair of support reinforcing ribs are respectively and fixedly arranged on two side walls of the vertical arrangement of the outer wall of the support frame. Further, each sealing beam structure comprises a moving plate, a sealing beam and a supporting plate, wherein the moving plate is in sliding connection with the back of the door leaf and is fixed with one side of the sealing beam, the supporting plate is fixedly arranged on one side of the sealing Liang Yuanli, the supporting plate is used for being attached to and supported by the upper surface of the lower frame of the door frame, the top of the sealing beam is fixedly connected with the connecting plate, a first inclined wall and a second inclined wall are respectively arranged on two sides of the lower part of the sealing beam, the height of the second inclined wall is smaller than that of the first inclined wall, The cooperation groove is including the first heavy stop section, the second heavy stop s