CN215292192U

CN215292192U - Anti-deformation dead-locking protective door

Info

Publication number: CN215292192U
Application number: CN202120071062.7U
Authority: CN
Inventors: 董明功; 苏莉
Original assignee: Jiangsu Yihong Qigong Security Technology Co ltd
Current assignee: Jiangsu Yihong Qigong Security Technology Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-12-24
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a dead guard gate of anti-deformation lock relates to guard gate technical field, including the door frame, the middle part of door frame is provided with two door leafs, and the positive both sides upper end of door leaf all is provided with the transmission post, and one side upper end of transmission post is provided with the locking subassembly, and the locking subassembly includes the fixed plate that two levels set up, and two fixed plates are vertical distribution, and the through-hole has all been run through at the both ends of fixed plate and the positive fixed connection of door leaf, and one side upper end of transmission post is provided with the lock post. The utility model discloses a be provided with the locking subassembly in the upper end of transmission post, one side of transmission post is provided with the lock post, is connected through the connecting rod between lock post and the transmission post, and the upper end activity of lock post has cup jointed the locking sleeve, and locking sleeve and door frame fixed connection can be with lock post and transmission post disconnection through sliding connection pole, and the lock post that slides alone this moment can separate lock post and locking sleeve.

Description

Anti-deformation dead-locking protective door

Technical Field

The utility model relates to a guard gate technical field, in particular to shape locking of preapring for an unfavorable turn of events prevents guard gate.

Background

The civil air defense door is generally made of steel materials, can resist various shock waves or heavy object collision, is classified clearly, and comprises various civil air defense devices such as common single-leaf and double-leaf protective airtight doors and airtight doors, movable door threshold single-leaf and double-leaf protective airtight doors and the like.

The utility model discloses an it dies guard gate to prevent deformation lock is disclosed in the chinese utility model patent that publication number is CN209510088U, relates to civil defense engineering, has solved after the door leaf receives the impact, and vertical connecting rod can't stretch out and draw back and lead to the problem that the door leaf can not be opened, and it includes the door frame and locates the left and right door leaf in the door frame, be provided with vertical connecting rod on the door leaf, vertical connecting rod's top articulates there is the locking post, vertical connecting rod's bottom is provided with the flexible locking subassembly of control vertical connecting rod, be provided with spacing sleeve on the door leaf, the locking post is worn into spacing sleeve and rather than sliding connection, be provided with on the door frame with locking post complex locking sleeve, the setting can be dismantled with the door frame to the locking sleeve. Meet the unable flexible condition of vertical connecting rod, directly separate locking sleeve and locking post for the people's air defense door can normally be opened, easy operation and practicality.

Above-mentioned utility model in, the door leaf receives the impact and when leading to warping, through slip locking sleeve and make locking sleeve and locking post break away from, can avoid the door leaf to be locked and die and lead to unable opening. However, since the locking sleeve is mounted at the upper end of the door frame, which is relatively high, it is difficult for personnel to rapidly separate the locking sleeve from the locking post without a ladder, and secondly, the locking sleeve is in sliding connection with the door frame, which has poor strength and is easily damaged after long-term use. Therefore, it is desirable to provide an anti-deformation dead lock protective door to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shape locking guard gate of preapring for an unfavorable turn of events to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-deformation dead-locking protective door comprises a door frame, wherein two door leaves are arranged in the middle of the door frame, transmission columns are arranged at the upper ends of the two front sides of the door leaves, a locking assembly is arranged at the upper end of one side of each transmission column, each locking assembly comprises two fixing plates which are horizontally arranged, the two fixing plates are vertically distributed, the fixing plates are fixedly connected with the front sides of the door leaves, through holes are formed in the two ends of each fixing plate in a penetrating mode, the upper ends of the transmission columns sequentially penetrate through the inner cavities of the through holes at one end of the two fixing plates and extend to the upper side of one fixing plate, a locking column is arranged at the upper end of one side of each transmission column, the middle of each locking column and the lower end of each locking column are respectively movably connected with the inner cavities of the through holes at the other end of the two fixing plates in a penetrating mode, a connecting rod is movably connected with the lower end of each locking column in a penetrating mode, one end of the connecting rod movably penetrates through the transmission columns and extends to one side of the transmission columns, and a locking sleeve is movably sleeved on the outer side of the upper end of the locking column and is fixedly connected with the front surface of the door frame.

Preferably, the limiting ring is fixedly sleeved on the outer side of the middle part of the locking column and is positioned between the two fixing plates.

Preferably, the connecting rod is located below the two fixing plates, and one end of the connecting rod is fixedly connected with a limiting block.

Preferably, the lower terminal surface of the other end of the connecting rod is provided with a containing groove, and an inner cavity of the containing groove is provided with a movable block matched with the containing groove.

Preferably, the lower surface middle part fixedly connected with spacing post of movable block, the lower extreme of spacing post runs through the lower extreme inner wall of accomodating the groove and extends to the below of connecting rod.

Preferably, the inner cavity of the accommodating groove is provided with a thrust spring, and the upper end and the lower end of the thrust spring are fixedly connected with the upper surface of the movable block and the inner wall of the upper end of the accommodating groove respectively.

Preferably, the middle part of the front surface of the door leaf is provided with a speed reducer, the lower end of the transmission column is provided with a screw rod, and two ends of the speed reducer are respectively in transmission connection with two adjacent screw rods.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be provided with the locking subassembly in the upper end of transmission post, one side of transmission post is provided with the lock post, is connected through the connecting rod between lock post and the transmission post, and the upper end activity of lock post has cup jointed the locking sleeve, and the locking sleeve is connected with door frame fixed connection, can be with lock post and transmission post disconnection through the slip connecting rod, and the lock post can be separated with the locking sleeve with independent slip lock post this moment to avoided transmission post deformation can't slide or reduction gear and lead screw can't work and lead to the door leaf to be locked;

2. the utility model discloses a be provided with two fixed plates, transmission post and lock post all with two fixed plate activity through connection, and locking sleeve and door frame fixed connection, and then effectively strengthened the intensity of this device, the groove has been seted up to accomodate at the other end of connecting rod, the inner chamber of accomodating the groove is provided with the movable block, the lower fixed surface of movable block is connected with spacing post, the setting of spacing post can avoid connecting rod and lock post to separate, the inner chamber of accomodating the groove is accomodate with spacing post through sliding spacing post, sliding connection pole can separate connecting rod and lock post again, lock post can be under the action of gravity with lock sleeve natural separation this moment, therefore this device is convenient more when using, and highly compare traditional design and do benefit to personnel and touch more.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a front schematic view of the locking assembly of the present invention.

Fig. 3 is the utility model discloses the fixed plate structure is cut open the schematic diagram downwards.

Fig. 4 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

In the figure: 1. a door frame; 2. a door leaf; 3. a drive post; 4. a locking assembly; 5. a fixing plate; 51. a through hole; 6. a locking post; 61. a limiting ring; 7. a connecting rod; 71. a limiting block; 72. a receiving groove; 73. a movable block; 74. a limiting column; 75. a thrust spring; 8. a locking sleeve; 9. a speed reducer; 10. and a lead screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a prevent that shape lock dies guard gate of preapring for an unfavorable turn of events as shown in fig. 1-4, as shown in fig. 1, including door frame 1, the middle part of door frame 1 is provided with two

door leafs

2, 2 positive both sides upper ends of door leaf all are provided with drive column 3, one side upper end of drive column 3 is provided with locking Assembly 4, the positive middle part of door leaf 2 is provided with reduction gear 9, the lower extreme of drive column 3 is provided with lead screw 10, reduction gear 9's both ends are connected with two adjacent lead screw 10 transmissions respectively, reduction gear 9's front is provided with the hand wheel, it can drive two synchronous rotations of lead screw 10 to rotate the hand wheel and be connected through the transmission between reduction gear 9 and the lead screw 10, it can drive column 3 and slide in vertical direction to be connected through the transmission between lead screw 10 and the drive column 3 again.

As shown in fig. 2 and 3, the locking assembly 4 includes two fixing plates 5 horizontally disposed, the two fixing plates 5 are vertically distributed, the fixing plates 5 are fixedly connected to the front surface of the door leaf 2, through holes 51 are formed through both ends of the fixing plates 5, the upper end of the transmission column 3 sequentially penetrates through the inner cavities of the through holes 51 located at one end of the fixing plates 5 and extends above one fixing plate 5, a locking column 6 is disposed at the upper end of one side of the transmission column 3, the middle portion of the locking column 6 and the lower end of the locking column 6 are respectively movably connected with the inner cavities of the through holes 51 located at the other end of the fixing plates 5, the fixing plates 5 and the through holes 51 are disposed such that the locking column 6 can only slide in the vertical direction, a limiting ring 61 is fixedly sleeved on the outer side of the middle portion of the locking column 6, the limiting ring 61 is located between the two fixing plates 5, the limiting ring 61 is disposed such that the sliding of the locking column 6 can be limited, meanwhile, the separation of the locking column 6 and the fixing plates 5 can be avoided, the lower end of the locking column 6 is movably connected with a connecting rod 7 in a penetrating way, one end of the connecting rod 7 movably penetrates through the transmission column 3 and extends to one side of the transmission column 3, the connecting rod 7 is positioned below the two fixing plates 5, the connecting rod 7 is arranged for connecting the locking column 6 and the transmission column 3, so as to ensure that the transmission column 3 can drive the locking column 6 to slide up and down in the vertical direction while sliding vertically, one end of the connecting rod 7 is fixedly connected with a limiting block 71, the limiting block 71 is arranged to limit the sliding of the connecting rod 7, so as to avoid the separation of the connecting rod 7 and the transmission column 3, the locking sleeve 8 is movably sleeved outside the upper end of the locking column 6, the locking sleeve 8 is fixedly connected with the front side of the door frame 1, the door leaf 2 can be fixed in the middle of the door frame 1 by vertically sliding the locking post 6 and inserting the upper end of the locking post 6 into the inner cavity of the locking sleeve 8.

As shown in fig. 4, a receiving groove 72 is formed on the lower end surface of the other end of the connecting rod 7, a movable block 73 adapted to the receiving groove 72 is disposed in an inner cavity of the receiving groove 72, the movable block 73 can vertically slide in the inner cavity of the receiving groove 72, a limit post 74 is fixedly connected to the middle portion of the lower surface of the movable block 73, the lower end of the limit post 74 penetrates through the inner wall of the lower end of the receiving groove 72 and extends to the lower side of the connecting rod 7, the limit post 74 is disposed to prevent the connecting rod 7 from sliding and separating from the locking post 6, the connecting rod 7 can horizontally slide and separate from the locking post 6 by pressing the limit post 74 and receiving the limit post 74 into the inner cavity of the receiving groove 72, the connection rod 7 is separated from the locking post 6, at this time, the connection between the transmission post 3 and the locking post 6 is disconnected, the locking post 6 can naturally slide down and separate from the locking sleeve 8 under the action of gravity, a thrust spring 75 is disposed in the inner cavity of the receiving groove 72, the upper end and the lower end of the thrust spring 75 are respectively fixedly connected with the upper surface of the movable block 73 and the inner wall of the upper end of the accommodating groove 72, and the thrust spring 75 provides thrust to prevent the limiting column 74 from easily accommodating the inner cavity of the accommodating groove 72.

The utility model discloses the theory of operation:

when the device is used, the front hand wheel of the speed reducer 9 is rotated to drive the speed reducer 9 to work, the lead screw 10 can be driven to rotate through the transmission connection between the speed reducer 9 and the lead screw 10, the transmission column 3 is driven to vertically slide upwards, the locking column 6 is driven to vertically slide upwards through the connection effect of the connecting rod 7 when the transmission column 3 slides, until the locking column 6 is inserted into the inner cavity of the locking sleeve 8, and at the moment, the door leaf 2 can be fixedly connected with the door frame 1;

when the door leaf 2 is impacted, the transmission column 3 is deformed and cannot vertically slide or the speed reducer 9 and the screw 10 cannot work, firstly the limiting column 74 is pressed, the limiting column 74 is taken in the inner cavity of the accommodating groove 72, then the connecting rod 7 horizontally slides to separate the connecting rod 7 from the locking column 6, and the locking column 6 naturally vertically slides downwards under the action of gravity and is separated from the locking sleeve 8, so that the door leaf 2 can be rotated, and the door leaf 2 is prevented from being locked.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a dead guard gate of anti-deformation lock, includes door frame (1), its characterized in that: the door frame is characterized in that two door leaves (2) are arranged in the middle of the door frame (1), the upper ends of the two front sides of the door leaves (2) are respectively provided with a transmission column (3), the upper end of one side of the transmission column (3) is provided with a locking assembly (4), the locking assembly (4) comprises two fixing plates (5) which are horizontally arranged, the two fixing plates (5) are vertically distributed, the fixing plates (5) are fixedly connected with the front sides of the door leaves (2), through holes (51) are respectively formed in the two ends of the fixing plates (5) in a penetrating manner, the upper ends of the transmission columns (3) sequentially penetrate through the inner cavities of the through holes (51) positioned at one end of the fixing plates (5) and extend to the upper side of one fixing plate (5), locking columns (6) are arranged at the upper ends of one side of the transmission columns (3), the middle parts of the locking columns (6) and the lower ends of the locking columns (6) are respectively movably connected with the inner cavities of the through holes (51) positioned at the other end of the fixing plates (5), the lower extreme activity through connection of locking post (6) has connecting rod (7), the one end activity of connecting rod (7) runs through transmission post (3) and extends to one side of transmission post (3), locking sleeve (8) have been cup jointed in the upper end outside activity of locking post (6), locking sleeve (8) and the positive fixed connection of door frame (1).

2. The anti-deformation deadlock protective door according to claim 1, characterized in that: the middle part outside of locking post (6) is fixed to be cup jointed spacing ring (61), spacing ring (61) are located between two fixed plates (5).

3. The anti-deformation deadlock protective door according to claim 2, characterized in that: the connecting rod (7) is located below the two fixing plates (5), and one end of the connecting rod (7) is fixedly connected with a limiting block (71).

4. The anti-deformation deadlock protective door according to claim 3, characterized in that: the lower terminal surface of the other end of the connecting rod (7) is provided with a containing groove (72), and the inner cavity of the containing groove (72) is provided with a movable block (73) matched with the containing groove (72).

5. The anti-deformation deadlock protective door according to claim 4, characterized in that: the lower surface middle part fixedly connected with of movable block (73) spacing post (74), the lower extreme of spacing post (74) runs through the lower extreme inner wall of accomodating groove (72) and extends to the below of connecting rod (7).

6. The anti-deformation deadlock protective door according to claim 5, characterized in that: the inner cavity of the accommodating groove (72) is provided with a thrust spring (75), and the upper end and the lower end of the thrust spring (75) are fixedly connected with the upper surface of the movable block (73) and the inner wall of the upper end of the accommodating groove (72) respectively.

7. The anti-deformation deadlock protective door according to claim 6, characterized in that: the front middle part of the door leaf (2) is provided with a speed reducer (9), the lower end of the transmission column (3) is provided with a lead screw (10), and two ends of the speed reducer (9) are respectively in transmission connection with two adjacent lead screws (10).