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CN-224213505-U - Platform frame body connection structure and escape platform

CN224213505UCN 224213505 UCN224213505 UCN 224213505UCN-224213505-U

Abstract

The embodiment of the application provides a platform frame connecting structure and an escape platform, which relate to the technical field of connecting pieces and comprise a first connecting part, a second connecting part and a stopping part, wherein the first connecting part is fixed at the bottom of a fixed frame, the second connecting part is movably connected with the first connecting part through a movable part, the second connecting part is fixedly connected with a bearing platform, the second connecting part is used for assisting the bearing platform to rotate along a first direction, the first direction is a direction in which the bearing platform is unfolded outdoors from a closed state, the stopping part is connected between the first connecting part and the second connecting part, the stopping part is used for stopping the bearing platform from rotating along a second direction, and the second direction is a direction opposite to the first direction. The connecting structure provided by the application has the advantages of simple structure, convenience in installation, higher connecting strength and stability and capability of ensuring the safety of escape personnel.

Inventors

  • LIU KUOTIAN

Assignees

  • 刘阔天

Dates

Publication Date
20260508
Application Date
20241224
Priority Date
20240117

Claims (11)

  1. 1. The utility model provides a platform framework connection structure is applied to the escape platform including loading platform and fixed frame, its characterized in that includes: the first connecting part is fixed at the bottom of the fixed frame; the bearing platform comprises a first connecting part, a second connecting part, a bearing platform, a first connecting part, a second connecting part and a first connecting part, wherein the first connecting part is movably connected with the bearing platform through a movable part; And the stopping part is connected between the first connecting part and the second connecting part and used for preventing the bearing platform from rotating along a second direction, and the second direction is the opposite direction of the first direction.
  2. 2. The platform frame attachment structure according to claim 1, further comprising: The bearing platform comprises a fixed frame, a second connecting part, a limiting part and a supporting part, wherein the fixed frame is fixedly arranged on the fixed frame, and when the bearing platform rotates to a preset position, the limiting part abuts against the second connecting part or a building elevation so as to prevent the bearing platform from continuously moving along a first direction.
  3. 3. The platform frame connection structure according to claim 1, further comprising a buffer portion, the buffer portion comprising: the groove body is fixed on the fixed frame; one end of the elastic piece is fixed at the bottom end of the groove body, and the other end of the elastic piece extends out of the opening of the groove body; The pressing plate is fixedly connected with the other end of the elastic piece, a first rotating piece is hinged to the pressing plate, and one end, far away from the pressing plate, of the first rotating piece is hinged to the second connecting portion.
  4. 4. The platform frame connection structure according to claim 1, further comprising a buffer portion, the buffer portion comprising: the groove body is fixed on the fixed frame; The middle part of the elastic piece is provided with an inner cavity, and the width of the inner cavity along the opening of the groove body to the inner direction is gradually reduced; And one end of the pressure rod, which is far away from the elastic piece, is in sliding abutting connection with the second connecting part.
  5. 5. The platform frame body connection structure according to claim 2, further comprising a locking portion, the locking portion comprising: A sliding groove arranged in the fixed frame along the height direction; The sliding part is connected with the sliding groove in a sliding way, and is connected to the second connecting part through a connecting rod; And when the limiting part abuts against the second connecting part, the sliding part slides to a position corresponding to the locking structure and forms a locking state with the locking structure.
  6. 6. The platform frame attachment arrangement of claim 5, wherein the locking arrangement comprises: A through hole arranged at one end of the sliding groove; The end part of the lock pin is connected to the side wall of the sliding piece through a spring; The sliding piece is provided with a limiting hole for the lock pin to pass through, and the lock pin passes through the through hole and the limiting hole at the same time, so that the sliding piece is fixed at the corresponding position of the sliding groove.
  7. 7. The platform frame attachment structure according to claim 1, wherein the stopper portion includes: A ratchet wheel connected with the movable part; And the pawl is used for preventing the ratchet wheel from rotating towards a second direction.
  8. 8. The platform frame attachment arrangement of claim 7, wherein the pawl is hinged to the first or second attachment portion at an end thereof remote from the ratchet.
  9. 9. The platform frame connection structure according to claim 2, wherein the second connection portion includes: a first gear connected with the movable part; The first rack is arranged along the height direction of the fixed frame and is meshed with the first gear; the limiting part is arranged on the extending direction of the first rack, and when the bearing platform rotates to a preset position, the limiting part abuts against the first rack.
  10. 10. The connection structure of a platform frame according to claim 2, wherein the second connection part is a second rotating member connected with the movable part, and a limiting protrusion is arranged in a preset angle range of the outer periphery of the second rotating member; When the bearing platform rotates to a preset included angle with the surface where the fixed frame is located, the limiting part and the limiting protrusion are mutually propped against each other and used for limiting the bearing platform to continue rotating.
  11. 11. An escape platform is characterized by comprising a bearing platform and a fixed frame; The fixed frame is arranged in an opening formed in the building wall, and the bearing platform is movably connected with the fixed frame; When the bearing platform is in a closed state, the bearing platform is clamped in the fixed frame so as to block the hole; When the bearing platform is in an open state, the bearing platform moves to the outer side of the building wall body to form a platform for escape personnel to stay; The fixed frame and the bearing platform are connected through the platform frame body connecting structure of any one of claims 1-10.

Description

Platform frame body connection structure and escape platform The present application claims priority from the chinese patent office, application number 202420117357.7, chinese patent application entitled "escape platform and descent control device" filed on 1 month 17 of 2024, the entire contents of which are incorporated herein by reference. Technical Field The application relates to the technical field of connecting pieces, in particular to a platform frame connecting structure and an escape platform. Background When dangerous situations occur in high-rise buildings, people in the buildings often cannot escape quickly, particularly when scenes such as fire disaster occur, elevators in the buildings cannot be used or are not suitable to be used, the passing speed and passing capacity of a safety passage (stairs) are weak, the escape of the people is greatly delayed, and serious potential safety hazards are easily generated. The escape platform is usually installed on a hole arranged on a building and used for people to escape under an emergency condition, indoor people can be rapidly evacuated, the escape platform is usually hidden in a wall body in a folding mode under a non-use state, a locking state is realized with a frame body arranged on the hole of the building, and when the emergency condition is met, the escape platform can be unfolded through a manual unlocking device. Because the lower frame of the carrying platform of the escape platform is connected with the lower frame of the fixed frame through the hinge, after the carrying platform is released, the carrying platform is required to be opened outwards and rotated to a set position, meanwhile, the connection strength of the carrying platform is ensured, and meanwhile, the structure meeting the requirements is complex, the design, the manufacture and the installation of products are not facilitated, and the hinge structure adopting the existing structure cannot ensure higher structural strength and safety. Disclosure of utility model The embodiment of the application provides a platform frame connecting structure and an escape platform, which are used for solving the problems of unstable connecting structure and complex structure in the existing escape platform. In a first aspect, the present application provides a platform frame connection structure, applied to an escape platform including a load-bearing platform and a fixed frame, comprising: the first connecting part is fixed at the bottom of the fixed frame; the bearing platform comprises a first connecting part, a second connecting part, a bearing platform, a first connecting part, a second connecting part and a first connecting part, wherein the first connecting part is movably connected with the bearing platform through a movable part; And the stopping part is connected between the first connecting part and the second connecting part and used for preventing the bearing platform from rotating along a second direction, and the second direction is the opposite direction of the first direction. In some feasible embodiments, further comprising: The bearing platform comprises a fixed frame, a second connecting part, a limiting part and a supporting part, wherein the fixed frame is fixedly arranged on the fixed frame, and when the bearing platform rotates to a preset position, the limiting part abuts against the second connecting part or a building elevation so as to prevent the bearing platform from continuously moving along a first direction. In some possible embodiments, further comprising a buffer comprising: the groove body is fixed on the fixed frame; one end of the elastic piece is fixed at the bottom end of the groove body, and the other end of the elastic piece extends out of the opening of the groove body; The pressing plate is fixedly connected with the other end of the elastic piece, a first rotating piece is hinged to the pressing plate, and one end, far away from the pressing plate, of the first rotating piece is hinged to the second connecting portion. In some possible embodiments, further comprising a buffer comprising: the groove body is fixed on the fixed frame; The middle part of the elastic piece is provided with an inner cavity, and the width of the inner cavity along the opening of the groove body to the inner direction is gradually reduced; And one end of the pressure rod, which is far away from the elastic piece, is in sliding abutting connection with the second connecting part. In some possible embodiments, further comprising a locking portion comprising: A sliding groove arranged in the fixed frame along the height direction; The sliding part is connected with the sliding groove in a sliding way, and is connected to the second connecting part through a connecting rod; And when the limiting part abuts against the second connecting part, the sliding part slides to a position corresponding to the locking structure and forms a locking state with the locking structure. In s