CN210067873U

CN210067873U - Reinforced composite double-leaf civil air defense door

Info

Publication number: CN210067873U
Application number: CN201920546306.5U
Authority: CN
Inventors: 车火林
Original assignee: Huzhou Qin Li Protective Equipment Co Ltd
Current assignee: Huzhou Qin Li Protective Equipment Co Ltd
Priority date: 2019-04-20
Filing date: 2019-04-20
Publication date: 2020-02-14
Anticipated expiration: 2029-04-20

Abstract

The utility model belongs to the technical field of the people's air defense door technique and specifically relates to a compound two fan people's air defense doors of reinforcing is related to, the utility model discloses a door frame, two sets of symmetry that are set up and rotate the door body of connecting in same door frame, still including locating locking Assembly, main rolling disc, the vice rolling disc on the door body, fix in the inboard fixed cylinder of the door body, two sets of rotations connect in the holder of fixed cylinder, centre gripping subassembly, the inboard and the outside of the door body are located respectively to main rolling disc and vice rolling disc. The opening and closing of the door body can be realized by rotating the main rotating disc or the auxiliary rotating disc, when people hide in a people's air defense door, the two groups of clamping parts driven by the clamping components can rotate and clamp the main rotating disc, so that the main rotating disc is not easy to rotate relative to the fixed cylinder, the locked door body can not be opened by people positioned outside the door body, and the defense performance of the door body is improved. The utility model provides the high defense performance of people's air defense door.

Description

Reinforced composite double-leaf civil air defense door

Technical Field

The utility model belongs to the technical field of the civil air defense door technique and specifically relates to a compound two fan civil air defense doors of reinforcing.

Background

The civil air defense door is a door at the entrance and exit of the civil protection project, and the classification of the civil air defense door is more distinct. The civil air defense door can be divided into a single-leaf civil air defense door, a double-leaf civil air defense door and the like in structure. The skeleton that forms by the section bar welding needs to be filled in the middle of the biparting people's air defense door on the market, then welds the reinforcing bar and pours into concrete and form the door leaf on the skeleton to reinforcing people's air defense door's bulk strength.

In order to ensure the safety of the civil air defense door, the civil air defense door is generally provided with a locking system, so that unnecessary potential safety hazards are avoided. However, there is no safety locking member between the locking systems, and when a person is hidden in the security door, if an intruder operates the locking system to open the door outside the door, the security performance of the security door is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The not enough to above-mentioned prior art, the utility model aims at providing a compound two fan people's air defense doors of reinforcing has improved the defense performance of people's air defense door.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a compound two fan people's air defense doors of reinforcing, including the door frame, two sets of symmetry setting and rotation are connected in the door body of same door frame, still including locating the locking Assembly on the door body, drive locking Assembly and fix the main rolling disc and the vice rolling disc on the door frame with the locking of a body, fix at the inboard fixed cylinder of a body, two sets of rotation are connected in the holder of fixed cylinder, drive two sets of holders and rotate the centre gripping subassembly that presss from both sides tightly in main rolling disc, the inboard and the outside of a body are located respectively to main rolling disc and vice rolling disc.

Through adopting above-mentioned technical scheme, can realize opening and close of a body through rotatory main rolling disc or vice rolling disc, hide when the people in the people's air defense door, two sets of holders of accessible centre gripping subassembly drive rotate and press from both sides tightly in main rolling disc for main rolling disc is difficult for the fixed cylinder relatively and rotates, thereby makes the people that is located the external side of door unable open the door body of locking, has improved the defense performance of the door body.

The utility model discloses further set up to: the clamping assembly comprises a sliding rod which is slidably embedded in the fixed cylinder, two groups of rotating rods which are connected to the same sliding rod and are rotatably connected to the rotating rods corresponding to the clamping pieces, and the sliding rod is inserted and fixed in the fixed cylinder through the inserting assembly.

By adopting the technical scheme, the slide rod slides in the fixed cylinder to drive the rotating rod to rotate, and the two groups of clamping pieces are driven to rotate and clamp the main rotating disc.

The utility model discloses further set up to: the inserting component comprises a through groove formed in the outer wall of the fixed cylinder, an inserting groove formed in the side wall of the sliding rod and an inserting rod inserted into the through groove and the inserting groove.

Through adopting above-mentioned technical scheme, through pegging graft the inserted bar simultaneously in running through groove and inserting groove, can fix the slide bar in fixed section of thick bamboo to guaranteed that two sets of holders are fixed to main rolling disc centre gripping stability.

The utility model discloses further set up to: and a pulling plate is fixed at one end of the insertion rod, which is far away from the sliding rod, a connecting spring for driving the insertion rod to be inserted into the insertion groove is arranged on the pulling plate, and two ends of the connecting spring are respectively and fixedly connected to the surface of the pulling plate and the outer wall of the fixed cylinder.

By adopting the technical scheme, when the connecting spring is in a normal state, the inserting rod is inserted into the inserting groove, so that the stability of the two groups of clamping pieces for clamping and fixing the main rotating disc is improved; the pulling plate is convenient for pulling the plug rod to be separated from the plug groove, so that the two groups of clamping pieces are conveniently separated from the main rotating disc and unlock the door body.

The utility model discloses further set up to: the outer fixed cover of slide bar is equipped with the spacing ring of slip inlay establishing in fixed cylinder, is equipped with the drive spring that two sets of holders of drive kept away from in main rolling disc in the fixed cylinder, and drive spring's both ends are connected respectively in spacing ring surface and fixed cylinder inner wall.

By adopting the technical scheme, after the insertion of the insertion assembly to the sliding rod is cancelled and fixed, the driving spring returns to a normal state, and the sliding rod is driven to slide in the fixed cylinder, so that the two groups of clamping pieces are far away from the main rotating disc, and the door body is convenient to open.

The utility model discloses further set up to: the one end that main rolling disc was kept away from to the solid fixed cylinder is fixed with the closing disc, and when the slide bar was contradicted in the closing disc, the inserting groove was equipped with the pressing plate of the slide bar of being convenient for to run through the groove corresponding to running through on the slide bar, offered on the outer wall of solid fixed cylinder and supplied the gliding groove of wearing to establish of pressing plate.

By adopting the technical scheme, when the sliding rod is in sliding contact with the sealing disc, the insertion groove corresponds to the through groove, and the insertion rod can be inserted into the insertion groove without calibration; the slide rod is convenient to slide by the pressing plate.

The utility model discloses further set up to: locking Assembly including offer joint groove on the door frame inner wall, slip inlay establish at the internal joint board of door, fix at the internal fixed block of door, threaded connection in joint board and rotate and connect in the screw rod of fixed block, thereby driven by main rolling disc and vice rolling disc and drive screw rod pivoted runner assembly in joint board.

Through adopting above-mentioned technical scheme, through main rolling disc and the motion of vice rolling disc drive runner assembly and make the screw rod rotate, the joint pole will be in the joint inslot at the joint under the drive of screw rod to the stability of the door body when sealing in the door frame has been improved.

The utility model discloses further set up to: the rotating assembly comprises a driven bevel gear fixedly sleeved outside the screw rod and a driving bevel gear meshed with the driven bevel gear, and the main rotating disc and the auxiliary rotating disc are provided with the same connecting rod fixedly embedded in the driving bevel gear and rotatably connected to the fixed block.

By adopting the technical scheme, the driving bevel gear can be driven to rotate by the main rotating disc or the auxiliary rotating disc, and the driven bevel gear can be driven to rotate and drive the screw rod to move, so that the clamping plate is clamped in the clamping groove; the connecting rod realizes the synchronous rotation of the main rotating disk and the auxiliary rotating disk.

To sum up, the utility model discloses following beneficial effect has:

1. the arrangement of the fixed cylinder, the sliding rod, the clamping piece and the insertion rod ensures that a person positioned outside the door body cannot open the locked door body, thereby improving the defense performance of the door body;

2. due to the arrangement of the pull plate and the connecting spring, the plug rod is not easy to fall off from the plug groove, so that the defense performance of the door body is improved;

3. the arrangement of the clamping plate, the fixing block, the screw, the driving bevel gear and the driven bevel gear improves the stability of the door body when the door body is sealed on the door frame.

Drawings

Fig. 1 is a schematic structural diagram of an assembly according to an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view at A of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the clamping assembly in an embodiment of the present invention;

fig. 4 is a schematic sectional view showing the door frame and the door body in the embodiment of the present invention;

fig. 5 is a schematic sectional view showing the locking assembly according to the embodiment of the present invention.

In the figure: 1. a door frame; 2. a door body; 3. a locking assembly; 31. a clamping groove; 32. a clamping and connecting plate; 33. a fixed block; 34. a screw; 35. a driven bevel gear; 36. a drive bevel gear; 4. a main rotating disk; 41. a rotating ring; 42. a support bar; 43. a connecting rod; 5. an auxiliary rotating disk; 6. a fixed cylinder; 61. a clamping member; 62. a closing disk; 63. a pressing plate; 64. a groove is arranged in a penetrating way; 7. a clamping assembly; 71. a slide bar; 72. rotating the rod; 73. a through groove; 74. inserting grooves; 75. a plug rod; 76. pulling a plate; 77. a connecting spring; 78. a limiting ring; 79. a drive spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the reinforced composite type double-leaf civil air defense door comprises a door frame 1, two sets of door bodies 2 which are symmetrically arranged and rotatably connected to the same door frame 1, and further comprises a locking assembly 3, a main rotating disc 4, an auxiliary rotating disc 5 (see fig. 4), a connecting rod 43, two sets of fixing cylinders 6 which are symmetrically arranged, two sets of clamping pieces 61 and a clamping assembly 7.

As shown in fig. 1, a main rotating disc 4 and an auxiliary rotating disc 5 (see fig. 4) are respectively arranged on the inner side and the outer side of the door body 2, and are used for driving a locking assembly 3 to lock and fix the door body 2 on the doorframe 1; the main rotating disc 4 comprises a rotating ring 41 which is rotatably connected with the door body 2 and a plurality of supporting rods 42 which are arranged circumferentially, the structure of the auxiliary rotating disc 5 is the same as that of the main rotating disc 4, and two ends of each supporting rod 42 are respectively and fixedly connected with the inner wall of the corresponding rotating ring 41 and the side wall of the same connecting rod 43; as shown in fig. 2, the fixed cylinder 6 is fixed inside the door body 2; the two groups of clamping pieces 61 are rotatably connected to the same fixed cylinder 6, and the clamping pieces 61 are sector rings attached to the rotating ring 41.

As shown in fig. 2 and 3, the clamping assembly 7 includes a sliding rod 71, two sets of rotating rods 72, and an insertion assembly, wherein the sliding rod 71 is slidably embedded in the fixed cylinder 6; the two groups of rotating rods 72 are rotatably connected to the same sliding rod 71 and are rotatably connected to the corresponding clamping members 61, and are used for driving the clamping members 61 to be separated from the rotating ring 41 or clamped on the rotating ring 41; the plug assembly comprises a through slot 73, a plug slot 74, a plug rod 75, a pulling plate 76 and a connecting spring 77.

The through groove 73 is arranged on the outer wall of the fixed cylinder 6; the insertion grooves 74 are formed in the side wall of the sliding rod 71, and when the two groups of clamping pieces 61 are clamped on the rotating ring 41, the insertion grooves 74 correspond to the through grooves 73; the insertion rod 75 is inserted into the through groove 73 and the insertion groove 74; the pulling plate 76 is fixed at one end far away from the sliding rod 71, so that the plugging rod 75 can be pulled conveniently; two ends of the connecting spring 77 are fixedly connected to the surface of the pulling plate 76 and the outer wall of the fixed cylinder 6, respectively, for driving the inserting rod 75 to be inserted into the inserting groove 74.

The sliding rod 71 is fixedly sleeved with a limit ring 78 which is embedded in the fixed cylinder 6 in a sliding manner, so that the sliding rod 71 can only slide in the fixed cylinder 6; be equipped with drive spring 79 in the fixed cylinder 6, drive spring 79's both ends are connected respectively in spacing ring 78 surface and fixed cylinder 6 inner wall, and when bayonet joint pole 75 breaks away from in inserting groove 74, drive spring 79 will drive slide bar 71 and slide in fixed cylinder 6 thereby make two sets of holder 61 keep away from in swivel becket 41, are convenient for open the door body 2.

A sealing disc 62 is fixed at one end of the fixed cylinder 6 far away from the main rotating disc 4, and when the sliding rod 71 abuts against the sealing disc 62, the insertion groove 74 corresponds to the through groove 73, so that the insertion rod 75 is conveniently inserted into the insertion groove 74; a pressing plate 63 is fixed on the side wall of the sliding rod 71, so that the sliding rod 71 can be pulled to slide conveniently; the outer wall of the fixed cylinder 6 is provided with a through groove 64 for the pressing plate 63 to slide.

As shown in fig. 4, the locking assembly 3 includes three sets of fastening grooves 31, three sets of fastening plates 32, a fixing block 33, three sets of screws 34, and a rotating assembly, the three sets of fastening grooves 31 are respectively formed in the upper portion of the inner wall of the door frame 1, the lower portion of the inner wall of the door frame 1, and the side wall of one set of door bodies 2 facing the other set of door bodies 2, and the fastening grooves 31 of the two sets of door bodies 2 are arranged in a vertically staggered manner; the clamping plate 32 is embedded in the door body 2 in a sliding manner; the fixed block 33 is fixed in the door body 2; the screw rod 34 is in threaded connection with the clamping plate 32 and is rotationally connected with the fixing block 33, and is used for driving the clamping plate 32 to be clamped in the clamping groove 31, so that the door body 2 and the door frame 1 are locked and fixed, and the two door bodies 2 are locked and fixed; under the action of the clamping plate 32 and the clamping groove 31 on the door bodies 2, only one of the door bodies 2 needs to be locked, and the other door body 2 is also locked.

As shown in fig. 5, the rotating assembly includes three sets of driven bevel gears 35 and a driving bevel gear 36, and the three sets of driven bevel gears 35 are respectively fixedly sleeved outside the corresponding screw rods 34 and are used for driving the screw rods 34 to rotate; the driving bevel gear 36 is meshed with the three groups of driven bevel gears 35 and is used for driving the three groups of driven bevel gears 35 to synchronously rotate; the connecting bar 43 is fixed in the drive bevel gear 36 and rotatably connected to the fixed block 33 for driving the drive bevel gear 36 to rotate.

The implementation principle of the embodiment is as follows: when a person enters the inner side of the door body 2, the rotating ring 41 is firstly rotated to drive the driving bevel gear 36 to rotate, the driven bevel gear 35 is driven to rotate and drives the screw rod 34 to rotate, the clamping plate 32 is clamped in the clamping groove 31 under the driving of the screw rod 34, and the locking and fixing of the door body 2 and the door frame 1 and the locking and fixing of the two door bodies 2 are realized.

Then, the pressing plate 63 is slid to make the sliding rod 71 abut against the sealing disc 62, at this time, the insertion groove 74 corresponds to the through groove 73, the connecting spring 77 drives the insertion rod 75 to be inserted into the insertion groove 74, and the two sets of rotating rods 72 drive the two sets of clamping members 61 to clamp the rotating ring 41 and abut against the supporting rod 42, so that the rotating ring 41 cannot rotate in the direction of opening the door 2. If the clamping and fixing of the rotating ring 41 is not released from the inner side of the door body 2, the locked door body 2 cannot be opened by a person positioned on the outer side of the door body 2, and the defense performance of the door body 2 is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a compound two fan people's air defense doors of reinforcing, includes door frame (1), two sets of symmetrical settings that are and rotate the door body (2) of connecting in same door frame (1), its characterized in that: still including locating locking Assembly (3) on the door body (2), drive locking Assembly (3) and fix main rolling disc (4) and vice rolling disc (5) on door frame (1) with the locking of the door body (2), fix at the inboard fixed cylinder (6) of the door body (2), two sets of rotation are connected in holder (61) of fixed cylinder (6), drive two sets of holders (61) and rotate and press from both sides the centre gripping subassembly (7) of pressing from both sides tightly in main rolling disc (4), the inboard and the outside of the door body (2) are located respectively in main rolling disc (4) and vice rolling disc (5).

2. The reinforced composite type double-leaf civil air defense door according to claim 1, characterized in that: the clamping assembly (7) comprises a sliding rod (71) which is embedded in the fixed cylinder (6) in a sliding mode, two groups of rotating rods (72) which are connected to the same sliding rod (71) in a rotating mode and connected to the corresponding clamping piece (61) in a rotating mode, and the sliding rod (71) is inserted and fixed in the fixed cylinder (6) through the inserting assembly.

3. The reinforced composite type double-leaf civil air defense door according to claim 2, characterized in that: the plug-in component comprises a through groove (73) formed in the outer wall of the fixed cylinder (6), a plug-in groove (74) formed in the side wall of the sliding rod (71), and a plug-in rod (75) simultaneously plugged in the through groove (73) and the plug-in groove (74).

4. The reinforced composite type double-leaf civil air defense door according to claim 3, characterized in that: a pulling plate (76) is fixed at one end, away from the sliding rod (71), of the insertion rod (75), a connecting spring (77) for driving the insertion rod (75) to be inserted into the insertion groove (74) is arranged on the pulling plate (76), and two ends of the connecting spring (77) are fixedly connected to the surface of the pulling plate (76) and the outer wall of the fixed cylinder (6) respectively.

5. The reinforced composite type double-leaf civil air defense door according to claim 2, characterized in that: the outer fixed cover of slide bar (71) is equipped with slip and inlays spacing ring (78) of establishing in fixed section of thick bamboo (6), is equipped with drive two sets of holder (61) of drive in fixed section of thick bamboo (6) and keeps away from in drive spring (79) of main rolling disc (4), and the both ends of drive spring (79) are connected respectively in spacing ring (78) surface and fixed section of thick bamboo (6) inner wall.

6. The reinforced composite type double-leaf civil air defense door according to claim 3, characterized in that: the one end that main rolling dish (4) was kept away from in fixed section of thick bamboo (6) is fixed with closing disc (62), and when slide bar (71) were contradicted in closing disc (62), inserting groove (74) were equipped with the pressure board (63) of slide bar (71) of being convenient for to run through groove (73) corresponding to on slide bar (71), offered on the outer wall of fixed section of thick bamboo (6) and supplied to press gliding wear to establish groove (64) of pressure board (63).

7. The reinforced composite type double-leaf civil air defense door according to claim 1, characterized in that: locking Assembly (3) including offer joint groove (31) on door frame (1) inner wall, slip inlay joint board (32) of establishing in door body (2), fix fixed block (33) in door body (2), threaded connection in joint board (32) and rotate and connect in screw rod (34) of fixed block (33), thereby driven by main rolling disc (4) and vice rolling disc (5) and drive screw rod (34) pivoted runner assembly.

8. The reinforced composite type double-leaf civil air defense door according to claim 7, characterized in that: the rotating assembly comprises a driven bevel gear (35) fixedly sleeved outside the screw rod (34) and a driving bevel gear (36) meshed with the driven bevel gear (35), and the main rotating disc (4) and the auxiliary rotating disc (5) are provided with the same connecting rod (43) which is fixedly embedded in the driving bevel gear (36) and is rotationally connected with the fixed block (33).