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CN-118441973-B - Subway engineering civil air defense protection equipment and installation method

CN118441973BCN 118441973 BCN118441973 BCN 118441973BCN-118441973-B

Abstract

The application discloses subway engineering civil air defense protection equipment and an installation method, and relates to the technical field of civil air defense engineering, the subway engineering civil air defense protection equipment comprises a door frame, a door leaf, a bearing seat and an upper suspension frame, wherein the bearing seat is embedded in a soil layer at the bottom of the door frame, the upper suspension frame is embedded in a wall body at the top of the door frame, rotating shafts are respectively arranged on the upper suspension frame and the bearing seat in a rotating manner, the axial directions of the rotating shafts are vertical, mounting holes are respectively formed in the upper frame and the lower frame of the door frame along the vertical direction, the rotating shafts on the upper suspension frame are rotatably arranged in the mounting holes of the upper frame of the door frame in a penetrating manner, the rotating shafts on the bearing seat are rotatably arranged in the mounting holes of the lower frame of the door frame in a penetrating manner, the door leaf is arranged in the door frame and between the two rotating shafts, fixing mechanisms for fixing the two rotating shafts are respectively arranged on the door leaf, and door lock devices for fixing the door leaf are arranged on the door frame. The application has the effect that the joint surface between the door leaf and the door frame is not easy to generate gaps.

Inventors

  • CHEN HUANJIN
  • HUANG HONGHAI
  • ZHENG SHAOWU
  • SHU DONGPING

Assignees

  • 深圳市岭南人防防护设备有限公司

Dates

Publication Date
20260512
Application Date
20240513

Claims (7)

  1. 1. The underground engineering civil air defense protecting equipment is characterized by comprising a door frame (1), a door leaf (2), a bearing seat (3) and an upper suspension frame (4), wherein the bearing seat (3) is embedded in a soil layer at the bottom of the door frame (1), the upper suspension frame (4) is embedded in a wall body at the top of the door frame (1), the upper suspension frame (4) and the bearing seat (3) are both rotatably provided with rotating shafts (5), the axial direction of the rotating shafts (5) is vertical, the upper frame and the lower frame of the door frame (1) are both provided with mounting holes (11) along the vertical direction, the rotating shafts (5) on the upper suspension frame (4) are rotatably arranged in the mounting holes (11) of the upper frame of the door frame (1), the rotating shafts (5) on the bearing seat (3) are rotatably arranged in the mounting holes (11) of the lower frame of the door frame (1), the door leaf (2) are arranged in the door frame (1) and are positioned between the two rotating shafts (5), and the door leaf (2) is respectively provided with a fixing mechanism for fixing the door frame (1); The upper suspension (4) and the bearing seat (3) are fixedly provided with shaft sleeves (52), the shaft sleeves (52) are sleeved on the rotating shaft (5), sliding sleeves (53) are sleeved on the shaft sleeves (52) in a sliding mode, return springs (54) are sleeved on the shaft sleeves (52), two ends of each return spring (54) on the upper suspension (4) are fixedly connected with the corresponding sliding sleeve (53) and the corresponding upper suspension (4) respectively, and two ends of each return spring (54) on the corresponding bearing seat (3) are fixedly connected with the corresponding sliding sleeve (53) and the corresponding bearing seat (3) respectively; the fixing mechanism comprises a sliding block (21) arranged on the door leaf (2) in a sliding manner, an inserting rod (22) fixedly arranged on the sliding block (21) and a limiting assembly for preventing the sliding block (21) from sliding, wherein a sliding groove (23) for the sliding block (21) to slide is formed in the door leaf (2), a jack (55) is formed in the rotating shaft (5) along the axial direction of the rotating shaft (5), and the jack (55) is matched with the inserting rod (22) and is used for the inserting rod (22) to insert; The limiting assembly comprises a limiting screw (24), a transmission rod (25), a worm wheel (26) and a worm (27), wherein the limiting screw (24) is rotationally arranged in a sliding groove (23), the limiting screw (24) is in threaded fit with a sliding block (21), a through hole communicated with the sliding groove (23) is formed in the side wall of the door leaf (2), the transmission rod (25) is rotationally arranged in the through hole, the worm wheel (26) is fixedly connected with the limiting screw (24) coaxially, the worm (27) is fixedly connected with the transmission rod (25) coaxially, and the worm wheel (26) is meshed with the worm (27).
  2. 2. The subway engineering civil air defense protecting equipment according to claim 1, wherein a plurality of limit strips (221) are arranged on the side wall of the inserting rod (22), the limit strips (221) are distributed at equal intervals along the circumferential direction of the inserting rod (22), a plurality of limit grooves (56) are formed in the side wall of the inserting hole (55) along the axial direction of the rotating shaft (5), and the limit grooves (56) are in one-to-one correspondence with the limit strips (221) and are used for inserting the corresponding limit strips (221).
  3. 3. The subway engineering civil air defense protecting equipment according to claim 1, wherein the inner side wall of the jack (55) is provided with an inner thread, the jack (55) is internally connected with a stud (57) in a threaded manner, the end part of the stud (57) is provided with a hexagonal groove (571), and the stud (57) is used for abutting against the inserted link (22).
  4. 4. The subway engineering civil air defense protecting equipment according to claim 1, wherein a locking block (28) is fixedly arranged on the back of the door leaf (2), a locking groove (12) for screwing in the locking block (28) is formed in a side frame of the door frame (1), a containing groove is formed in the side wall of the locking groove (12), an inserting block (13) is slidably arranged in the containing groove, an inserting groove (281) for inserting the inserting block (13) is formed in the locking block (28), and a driving assembly for driving the inserting block (13) to slide is arranged on the door frame (1).
  5. 5. The subway engineering civil air defense protecting equipment according to claim 4, wherein the driving assembly comprises a driving screw (14), a threaded sleeve (15) and a driving piece, a mounting cavity is formed in a side frame of the door frame (1), the driving screw (14) is rotatably arranged in the mounting cavity, the threaded sleeve (15) is sleeved on the driving screw (14) and is in threaded connection with the driving screw (14), a connecting groove is formed in the side wall of the accommodating groove along the length direction of the driving screw (14), a connecting block (131) is fixedly arranged on the inserting block (13), the connecting block (131) is slidably arranged in the connecting groove and is fixedly connected with the threaded sleeve (15), and the driving piece is used for driving the driving screw (14) to rotate.
  6. 6. The subway engineering civil air defense protecting equipment according to claim 5, wherein the driving piece comprises a rotating handle (16), the rotating handle (16) is rotatably arranged on the door frame (1), a first bevel gear (161) is coaxially and fixedly arranged on the rotating handle (16), a second bevel gear (141) is coaxially and fixedly arranged on the driving screw (14), and the first bevel gear (161) is meshed with the second bevel gear (141).
  7. 7. A method for installing civil air defense protection equipment for subway engineering according to any one of claims 1 to 6, comprising the steps of: S1, installing a bearing seat (3), installing the bearing seat (3) in a soil layer at the bottom of the installation position of the civil air defense door, and adjusting the position of the bearing seat (3) to enable a rotating shaft (5) on the bearing seat (3) to be vertical; s2, installing an upper suspension (4), installing the upper suspension (4) in a wall body at the top of the installation position of the civil air defense door, adjusting the position of the upper suspension (4), and enabling a rotating shaft (5) on the bearing seat (3) to coincide with the central axis of the rotating shaft (5) on the upper suspension (4); S3, installing the door frame (1) between the bearing seat (3) and the upper suspension bracket (4), enabling the rotating shaft (5) on the bearing seat (3) and the rotating shaft (5) on the upper suspension bracket (4) to respectively penetrate through the installation holes (11) on the upper side and the lower side of the door frame (1), and then fixing the door frame (1); S4, installing the door leaf (2) in the door frame (1) and between the two rotating shafts (5), and then fixing the door leaf (2) with the two rotating shafts (5) respectively.

Description

Subway engineering civil air defense protection equipment and installation method Technical Field The application relates to the technical field of civil air defense engineering, in particular to subway engineering civil air defense protection equipment and an installation method. Background The civil air defense protection equipment is a key part for guaranteeing the safety of personnel and materials in a subway civil air defense project after the subway civil air defense project encounters weapon attack during a war, and has the functions of protection and sealing. The personnel protection equipment is required to be reasonable in design, the enough resistance requirement is met, meanwhile, the installation precision is guaranteed, and the airtight function of the personnel protection equipment is smoothly realized during peace fight conversion. In addition, in order to achieve the purpose of rapid peace and war conversion, the civil air defense door is required to be opened and closed flexibly and easily. Therefore, the perpendicularity of the door frame, the clearance between the door leaf and the joint surface of the door frame, the door leaf opening and closing force, the locking operating force and the like all need to meet the specified limit value, and strict requirements are put forward on the installation quality and the precision of the civil air defense protection equipment. At present, the door frame of people's air defense door is usually through hinged joint with between the door leaf, and joint strength between door frame and the door leaf is limited, and the weight direct action of door leaf is on hinge and door frame, in the use, receives the influence of door leaf weight, and hinge wearing and tearing are serious to take place to warp easily, lead to the door leaf to appear shifting, and then make the faying surface between door leaf and the door frame appear the clearance. Disclosure of Invention Aiming at the problems in the prior art, the application provides subway engineering civil air defense protection equipment and an installation method. In a first aspect, the present application provides a civil air defense protection device for subway engineering, which adopts the following technical scheme: The utility model provides a subway engineering civil air defense protective equipment, includes door frame, door leaf, bearing seat and last suspension, the bearing seat inlays to be established in the soil layer of door frame bottom, go up the suspension and inlay and establish in the wall body at door frame top, go up all rotate on suspension and the bearing seat and be provided with the pivot, the axial of pivot is vertical, the mounting hole has all been seted up along vertical direction to the last frame and the lower frame of door frame, the pivot rotation on the upper suspension wears to establish in the mounting hole of the last frame of door frame, pivot rotation on the bearing seat wears to establish in the mounting hole of the lower frame of door frame, the door leaf sets up in the door frame and is located two between the pivot, just be provided with respectively on the door leaf and be used for fixing two the fixed establishment of pivot, be provided with the door lock device who is used for fixing the door leaf on the door frame. Optionally, fixed establishment is including sliding the slider that sets up on the door leaf, fixed setting up the inserted bar on the slider and be used for preventing the gliding spacing subassembly of slider, set up on the door leaf and be used for supplying the gliding spout of slider, the jack has been seted up along the axial of pivot in the pivot, jack and inserted bar looks adaptation, and be used for supplying the inserted bar to insert. Optionally, spacing subassembly includes stop screw, transfer line, worm wheel and worm, stop screw rotates and sets up in the spout, just stop screw and slider screw-thread fit, the through-hole with the spout intercommunication has been seted up to the lateral wall of door leaf, the transfer line rotates and sets up in the through-hole, worm wheel and the coaxial fixed connection of stop screw, worm and the coaxial fixed connection of transfer line, just worm wheel and worm meshing. Optionally, the lateral wall of inserted bar is provided with a plurality of spacing bars, each spacing bar is equidistant along the circumference of inserted bar, a plurality of spacing grooves have been seted up along the axial of pivot to the lateral wall of jack, spacing groove and spacing bar one-to-one, and be used for supplying the spacing bar of correspondence to insert. Optionally, the internal thread has been seted up to the inside wall of jack, jack internal thread is connected with the double-screw bolt, hexagonal groove has been seted up to the tip of double-screw bolt, just the double-screw bolt is used for the butt inserted bar. Optionally, the upper suspension and the bearing seat are fixedly provided with sha