CN208220450U - A kind of blocking device of reinforced concrete protection sealing door - Google Patents

Abstract

The utility model discloses a kind of blocking devices of reinforced concrete protection sealing door, including wall, door body is installed on the wall, and door body is connected by hinge with wall, the front end face of the door body is equipped with handle, the front and rear sides of the door body are mounted on handwheel, the handwheel is connect with door body by shaft, concrete layer is filled with inside the door body, the concrete layer is internally provided with locking groove, the inner wall at the locking groove both ends is mounted on bearing, there are two bearings, and shaft is mounted on the inside of bearing, sliding block is set in the shaft, support skid is provided with above the sliding block, baffle is installed above the support skid, and baffle passes through baffle shaft with support skid and connect.The utility model does not need electricity, and no security risk is operated reliably, and structure is simple, is easy to learn and use, people can voluntarily open hermatic door and flee from a calamity when causing danger by that can realize unlock manually without any power.

Description

A kind of blocking device of reinforced concrete protection sealing door

Technical field

The utility model relates to a kind of locking of sealed door manufacture field more particularly to reinforced concrete protection sealing door dresses It sets.

Background technique

Sealed door is that government mobilizes and organize the masses, takes anti-air strike, and rescue action, prevention are implemented in measure of fighting calamities and providing relief With mitigate one of equipment used in disaster harm activity.Reinforced concrete protection sealing door is in civil air defense constructions and installations and some particular fields Using very extensive in conjunction, it can resist outdoor superpower destruction, and then preferably protect indoor security.In order to which stiffener is mixed The closing intensity of solidifying soil airtight blast door, latch fitting is installed on the top of airtight blast door, but traditional latch fitting is most in operation Unlock is realized using auxiliary operations such as keys, does not have key when promptly fleeing from a calamity just and can not open sealed door to take refuge, therefore city The blocking device that a kind of reinforced concrete protection sealing door is badly in need of developing in field is existing to help people to solve the problems, such as.

Utility model content

It is closed purpose of the utility model is to solve there is no key to fail to open when the act of rescue in the prior art The problem of door, and a kind of blocking device of the reinforced concrete protection sealing door proposed.

To achieve the goals above, the utility model adopts the technical scheme that a kind of armored concrete protective seal The blocking device of door, including wall are equipped with door body on the wall, and door body is connected by hinge with wall, and hinge has three A, the front end face of the door body is equipped with handle, and handle is connected by screw to door body, and it is anti-that handle is provided on the handle Sliding line, the front and rear sides of the door body are mounted on handwheel, and there are four handwheels, and the handwheel is connect with door body by shaft, and The other side of door body is run through and extended in one end of shaft, and the outer wall of described handwheel one end is provided with handwheel anti-skid chequer, the door Internal portion is filled with concrete layer, and the concrete layer is internally provided with locking groove, and the inner wall at the locking groove both ends is pacified Equipped with bearing, there are two bearings, and shaft is mounted on the inside of bearing, is set with sliding block in the shaft, the sliding block it is upper Side is provided with support skid, and there are two support skids, and support skid passes through sliding block shaft with sliding block and connect, and the support is slided Baffle is installed, and baffle passes through baffle shaft with support skid and connect above plate.

Preferably, it is connected between the handwheel of front side by handwheel locking clamp, and the both ends of handwheel locking clamp are interspersed in One end of handwheel.

Preferably, the shaft is connect with handwheel by internal screw thread, and the front end of handwheel is provided with nut.

Preferably, the wall and door body are connected by screw to hinge.

Preferably, the baffle and baffle shaft are welded to connect.

Preferably, the shaft is connect with sliding block by internal screw thread.

Compared with prior art, the utility model provides a kind of blocking device of reinforced concrete protection sealing door, tool It is standby following the utility model has the advantages that

1, the blocking device of the reinforced concrete protection sealing door realizes closing for sealed door by setting mechanical locking device Lock, mechanical locking device belongs to pure broken mechanical structure, does not need electricity, no security risk, even if can also in high and low gassy Use, be not necessarily to explosion-proof card, and this Purely mechanical need not any power operated reliably by can realize unlock manually, it is most important Be that this apparatus structure is simple, be easy to learn and use, people can voluntarily open hermatic door and flee from a calamity when causing danger, and door is inside and outside It can realize locking, solve the problems, such as there is no key to fail to open sealed door when the act of rescue.

It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model Electricity is not needed, no security risk operates reliably, and structure is simple, easily without any power by that can realize unlock manually Learn easy-to-use, people can voluntarily open hermatic door and flee from a calamity when causing danger.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of reinforced concrete protection sealing door main view；

Fig. 2 be the utility model proposes a kind of reinforced concrete protection sealing door schematic diagram of internal structure；

Fig. 3 is the area the utility model A partial enlarged view.

In figure: 1 wall, 2 door body, 3 hinges, 4 handles, 5 handle anti-skid chequers, 6 handwheels, 7 shafts, 8 handwheel anti-skid chequers, 9 hands Take turns locking clamp, 10 sliding block shafts, 11 concrete layers, 12 locking grooves, 13 baffles, 14 baffle shafts, 15 sliding blocks, 16 bearings, 17 Support slide plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Fig. 1-3 is please referred to, a kind of embodiment provided by the utility model: a kind of locking of reinforced concrete protection sealing door Device, including wall 1 are equipped with door body 2 on wall 1, and door body 2 is connect with wall 1 by hinge 3, and door may be implemented in hinge 3 The flexible rotating of body 2, there are three hinges 3, and the front end face of door body 2 is equipped with handle 4, and handle 4 and door body 2 are connected by screw It connects, handle anti-skid chequer 5 is provided on handle 4, when handle anti-skid chequer 5 increases promotion sealed door, the friction between hand and handle 4, The front and rear sides of door body 2 are mounted on handwheel 6, and the unlock of sealed door may be implemented by the rotation of handwheel 6, and there are four handwheels 6, Handwheel 6 is connect with door body 2 by shaft 7, handwheel 6 is connected by the setting of shaft 7, and provide support to sliding block 15, by turning The rotate driving sliding block 15 of axis 7 is mobile, and the other side of door body 2 is run through and extended in one end of shaft 7,6 one end of handwheel it is interior Wall is provided with handwheel anti-skid chequer 8, when handwheel anti-skid chequer 8 increases rotation handwheel 6, the friction between hand and handwheel 6, inside door body 2 Filled with concrete layer 11, concrete layer 11 is internally provided with locking groove 12, and the inner wall at 12 both ends of locking groove is mounted on bearing 16, bearing 16 provides support to shaft 7, reduces the coefficient of friction in 7 motion process of shaft, and guarantee the rotating accuracy of shaft 7, There are two bearings 16, and shaft 7 is mounted on the inside of bearing 16, and sliding block 15 is set in shaft 7, real by the setting of sliding block 15 Drive connection between existing handwheel 6 and baffle 13, the top of sliding block 15 are provided with support skid 17, and support skid 17 is used to support With drive baffle 13, there are two support skids 17, and support skid 17 is connect by sliding block shaft 10 with sliding block 15, and support is slided The top of plate 17 is equipped with baffle 13, and baffle 13 is for realizing the locking of door, and baffle 13 and support skid 17 pass through baffle Shaft 14 connects.

Further, it is connected between handwheel 6 by handwheel locking clamp 9, and the both ends of handwheel locking clamp 9 are interspersed in handwheel One end realizes checking and balance between handwheel 6 by the setting of handwheel locking clamp 9, plays the role of locking handwheel 6, prevent Only because handwheel 6 loosens, baffle 13 is caused to slide.

Further, shaft 7 is connect with handwheel 6 by internal screw thread, and the front end of handwheel 6 is provided with nut, internal screw thread connection The dismounting for realizing shaft 7 Yu handwheel 6 only needs to change that when one of appearance is damaged, easy to operate, and The cost of overhaul is low, and the fastening of handwheel 6 is realized by the setting of nut.

Further, wall 1 and door body 2 are connected by screw to hinge 3, are connected by screw to convenient for wall 1 and door body 2 With the installing and dismounting between hinge 3, installation strength is reduced, also reduces erector's technology content.

Further, baffle 13 and baffle shaft 14 are welded to connect, and welding is one kind most firm in connection type, makes baffle The rigidity of structure is larger between 13 and baffle shaft 14, the good integrity of structure.

Further, shaft 7 is connect with sliding block 15 by internal screw thread, and internal screw thread connection realizes tearing open for shaft 7 and sliding block 15 Dress only needs to change that when one of appearance is damaged, easy to operate, and the cost of overhaul is low.

Working principle: when the act of rescue, it is necessary first to the handwheel locking clamp 9 being arranged between handwheel 6 is unloaded, then two Handwheel 6 drives shaft 7 to rotate counterclockwise along rotating in an anti-clockwise direction, by the rotation of handwheel 6, drives in shaft 7 immediately Sliding block 15 is mobile to two sides, by the movement of sliding block 15, support skid 17 is driven to rotate along sliding block shaft 10, is slided by support The rotation of plate 17 drives baffle 13 to move down, to realize the unlock of sealed door, opens sealed door, when all persons of fleeing from a calamity all After escaping bomb shelter, sealed door is closed, the handle 4 inside door body 2 is rotated counterclockwise, the mobile drive baffle of sliding block 15 is passed through 13 door body 2 out that extend again block the locking that door is realized in baffle plate groove out, then the handwheel locking clamp 9 just unloaded is packed into handwheel 6 Interior, to realize the locking of handwheel 6, such mechanical locking device belongs to pure mechanic structure and does not need electricity, no security risk.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims (6)

1. a kind of blocking device of reinforced concrete protection sealing door, including wall (1), which is characterized in that on the wall (1) It is equipped with door body (2), and door body (2) is connect with wall (1) by hinge (3), there are three hinges (3), before the door body (2) End face is equipped with handle (4), and handle (4) is connected by screw to door body (2), and it is anti-skidding to be provided with handle on the handle (4) The front and rear sides of line (5), the door body (2) are mounted on handwheel (6), and there are four handwheels (6), the handwheel (6) and door body (2) It is connected by shaft (7), and the other side of door body (2) is run through and extended in one end of shaft (7), described handwheel (6) one end Outer wall is provided with handwheel anti-skid chequer (8), is filled with concrete layer (11) inside the door body (2), the concrete layer (11) It being internally provided with locking groove (12), the inner wall at locking groove (12) both ends is mounted on bearing (16), and there are two bearings (16), And shaft (7) is mounted on the inside of bearing (16), is set with sliding block (15) on the shaft (7), the top of the sliding block (15) It is provided with support skid (17), there are two support skids (17), and support skid (17) and sliding block (15) pass through sliding block shaft (10) it connects, is equipped with baffle (13) above the support skid (17), and baffle (13) passes through with support skid (17) Baffle shaft (14) connection.

2. a kind of blocking device of reinforced concrete protection sealing door according to claim 1, which is characterized in that front side institute It states and is connected between handwheel (6) by handwheel locking clamp (9), and the both ends of handwheel locking clamp (9) are interspersed in one end of handwheel.

3. a kind of blocking device of reinforced concrete protection sealing door according to claim 1, which is characterized in that described turn Axis (7) is connect with handwheel (6) by internal screw thread, and the front end of handwheel (6) is provided with nut.

4. a kind of blocking device of reinforced concrete protection sealing door according to claim 1, which is characterized in that the wall Body (1) and door body (2) are connected by screw to hinge (3).

5. a kind of blocking device of reinforced concrete protection sealing door according to claim 1, which is characterized in that the gear Plate (13) and baffle shaft (14) are welded to connect.

6. a kind of blocking device of reinforced concrete protection sealing door according to claim 1, which is characterized in that described turn Axis (7) is connect with sliding block (15) by internal screw thread.