CN211342648U

CN211342648U - Door leaf supporting device for civil air defense door

Info

Publication number: CN211342648U
Application number: CN201921741420.XU
Authority: CN
Inventors: 韩佳桂
Original assignee: Shanghai Hengliang Civil Defense Equipment Electromechanical Co ltd
Current assignee: Shanghai Hengliang Civil Defense Equipment Electromechanical Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-08-25
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a people's air defense door is with door leaf strutting arrangement relates to people's air defense equipment technical field, has solved the problem of how to support the door leaf, and its technical scheme main points are: including the door frame and with door frame articulated door leaf, still including being used for being located the door leaf below and supporting the supporting mechanism of door leaf, supporting mechanism includes basement and supporting shoe, the supporting shoe slides from top to bottom in the basement top, door leaf one side is provided with the connecting strip, the door leaf symmetry is fixed with two sets of articulated slab and every group articulated slab has two, the connecting strip articulates between two articulated slabs with the group, the connecting strip is provided with the slide mechanism who is used for with basement slip-in or roll-off door leaf bottom, supporting mechanism is provided with the actuating mechanism who is used for driving the supporting shoe to support the door leaf, the articulated slab is provided with the fixed subassembly that is used for fixed connecting strip behind the connecting strip upset to articulated slab top.

Description

Door leaf supporting device for civil air defense door

Technical Field

The utility model belongs to the technical field of civil air defense equipment technique and specifically relates to a door leaf strutting arrangement for civil air defense door is related to.

Background

The civil air defense door is a door at the entrance and exit of civil protection engineering, has more distinct classification, and comprises various civil air defense devices such as common single-leaf and double-leaf protective airtight doors, movable threshold single-leaf and double-leaf protective airtight doors and the like.

At present, the civil air defense door is mostly of a steel structure and a reinforced concrete structure, and generally has heavier weight. After the civil air defense door is installed, the civil air defense door is in an open state for convenient use, and only needs to be closed and locked through a locking mechanism when in use.

However, when the civil air defense door is opened, the weight of the whole door is borne by the hinged part of the door frame, and the hinged part is easy to deform under the action of the weight of the civil air defense door, so that the use of the civil air defense door is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a civil air defense door is with door leaf strutting arrangement has the advantage that supports the civil air defense door when opening.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a people's air defense door leaf strutting arrangement, includes door frame and the articulated door leaf of door frame, still including being used for being located the door leaf below and supporting the supporting mechanism of door leaf, supporting mechanism includes basement and supporting shoe, the supporting shoe slides from top to bottom in the basement top, door leaf one side is provided with the connecting strip, the door leaf symmetry is fixed with two sets of articulated slab and every group articulated slab has two, the connecting strip articulates between two articulated slabs with the group, the connecting strip is provided with and is used for slipping in the basement or the slide-out sliding mechanism of door leaf bottom, supporting mechanism is provided with and is used for driving the supporting shoe to support the actuating mechanism of door leaf, the articulated slab is provided with the fixed subassembly that is used for fixed connection strip.

By adopting the technical scheme, the supporting block is vertically connected to the top of the base in a sliding manner, the base slides into the lower part of the door leaf through the sliding mechanism during use, the supporting mechanism is provided with the driving mechanism, and the supporting block moves upwards through the driving mechanism to support the door leaf. After the use, the substrate slides out of the lower part of the door leaf through the sliding mechanism, then turns over to the upper part of the hinged plate, and is fixed through the fixing component, so that the obstruction to the use of the door leaf is prevented. The door leaf alleviates the influence that causes the articulated department of door leaf and door frame through the support of supporting shoe, and the simple to use of supporting shoe, and the convenience becomes the support to door fan-shaped after the door leaf is opened.

The utility model discloses further set up to: the driving mechanism comprises a driving block, fixing strips are fixedly connected between the connecting strips, bolts are connected to the fixing strips in a threaded mode, the bolts are connected to one side, close to the fixing strips, of the driving block in a rotating mode, a driving groove with a triangular vertical section and triangular bevel edges facing the door leaf is formed in one side, close to the fixing strips, of the supporting block, and the driving block is connected to the driving groove in an inserting mode.

Through adopting above-mentioned technical scheme, rotatory bolt drive driving block jack-up supporting shoe upwards during the use is favorable to forming the supporting role to the door leaf.

The utility model discloses further set up to: and one side of the driving block, which is close to the supporting block, is provided with an inclined surface.

Through adopting above-mentioned technical scheme, the inclined plane is favorable to reducing the resistance that meets when the supporting shoe is jack-up to the drive block during the use.

The utility model discloses further set up to: the fixed strip is provided with a limiting component used for limiting the rotation of the driving block.

Through adopting above-mentioned technical scheme, the in-process of drive block motion is through restriction subassembly restriction drive block rotation, is favorable to the staff to use.

The utility model discloses further set up to: the limiting assembly comprises a limiting rod and a limiting groove, the limiting groove is formed in the fixing strip, the limiting rod is fixed to one side, close to the fixing strip, of the driving block, and the limiting rod is connected to the limiting groove in a sliding mode.

Through adopting above-mentioned technical scheme, restriction pole sliding connection in restriction groove during the use, restriction subassembly simple structure, convenient to use.

The utility model discloses further set up to: slide mechanism includes the slide bar, slide bar sliding connection keeps away from articulated plate portion in the connecting strip, slide bar one end fixed connection is close to connecting strip one side in the basement, and the other end is fixed with the stopper, the slide bar spiro union has the nut, the nut sets up between basement and connecting strip.

Through adopting above-mentioned technical scheme, make the basement slide in or roll off door leaf below through the slide bar during the use, fix the basement state through the nut, be favorable to supporting mechanism's use.

The utility model discloses further set up to: the connecting strip has seted up the spout along vertical direction, sliding connection is in the spout from top to bottom in the slide bar.

Through adopting above-mentioned technical scheme, upwards slide the slide bar in the spout during use, be favorable to the upset basement to prevent that ground from causing the hindrance to the basement.

The utility model discloses further set up to: the fixing assembly comprises a connecting hole and a bolt hole, the bolt hole comprises a first bolt hole and a second bolt hole, the first bolt hole is formed in the position, close to the top, of the hinged plate, the second bolt hole is formed in the position, close to the bottom, of the hinged plate, the connecting hole is formed in the position, close to the top, of the connecting bar, the connecting bar is provided with a bolt, and the bolt penetrates through the connecting hole to be inserted in the bolt hole.

By adopting the technical scheme, when in use, the plug pin penetrates through the connecting hole to be inserted into the plug pin hole, which is beneficial to fixing the connecting strip and fixing the state of the substrate.

To sum up, the utility model discloses a beneficial technological effect does:

when the door leaf supporting device is used, the driving block is driven by the rotating bolt to be inserted into the driving groove, so that the driving block jacks up the supporting block, the bottom of the door leaf is supported, and the door leaf after being opened is supported. The connecting strip is provided with a sliding mechanism, and when the door leaf is used, the substrate slides into or slides out of the bottom of the door leaf through the sliding mechanism, so that the supporting mechanism is convenient to use. The hinged plate is provided with a fixing assembly, the connecting strip is fixed through the fixing assembly after being overturned above the hinged plate, and the base is located above the hinged plate at the moment, so that obstruction in the use process of the door leaf is prevented.

Drawings

FIG. 1 is a schematic structural view of the present embodiment when not in use;

FIG. 2 is a schematic structural view of the present embodiment in use;

FIG. 3 is a schematic cross-sectional view of the connection structure of the highlighting driving block of the present embodiment;

FIG. 4 is a schematic connection diagram of the highlighting support mechanism of the present embodiment.

Description of reference numerals: 1. a door leaf; 2. a door frame; 3. a support mechanism; 301. a substrate; 302. a support block; 4. a sliding mechanism; 401. a slide bar; 5. a drive mechanism; 501. a drive block; 6. a connecting strip; 7. a hinge plate; 8. a bolt; 9. a fixing strip; 10. a drive slot; 11. an inclined surface; 12. a restraining component; 121. a restraining bar; 122. a limiting groove; 13. a limiting block; 14. a nut; 15. a chute; 16. connecting holes; 17. a pin hole; 171. a first pin hole; 172. a second pin hole; 18. and (4) a bolt.

Detailed Description

Example (b):

referring to fig. 1, a door leaf supporting device for a civil air defense door includes a door frame 2 and a door leaf 1 hinged to the door frame 2. One side of the door leaf 1 is provided with a swing handle switch for locking the door leaf 1, the door leaf 1 is closed when the door leaf is used, and the door leaf 1 is locked through the swing handle switch. Since the structures of the door 1 and the door frame 2, the specific structure of the swing-handle switch and the using method are the prior art, they are not described herein again.

Referring to fig. 2 and 3, the door further comprises a supporting mechanism 3 for supporting the door leaf 1, a square strip-shaped connecting strip 6 is arranged on one side of the door leaf 1, a sliding mechanism 4 is arranged on the connecting strip 6, and the supporting mechanism 3 slides in or slides out of the bottom of the door leaf 1 through the sliding mechanism 4. Two groups of hinged plates 7 are symmetrically fixed on one side of the door leaf 1, two hinged plates 7 in each group are arranged at the same side of the rotary handle switch, the connecting strip 6 is hinged between the hinged plates 7 through a shaft, the support mechanism 3 can be turned over to the upper side of the hinged plates 7 by the turning connecting strip 6 during use, and the hinged plates 7 are provided with fixing components for fixing the connecting strip 6 after turning. The supporting mechanism 3 comprises a supporting block 302 capable of moving up and down, the supporting mechanism 3 is provided with a driving mechanism 5, and the driving mechanism 5 drives the supporting block 302 to move upwards to support and prop against the door leaf 1.

Referring to fig. 2 and 3, the supporting mechanism 3 includes a base 301 disposed on the ground. The bottom of the supporting block 302 is symmetrically fixed with guide rods, the top of the base 301 is symmetrically provided with guide grooves, and the guide rods are slidably connected with the guide grooves. When the supporting block 302 moves up and down, the guide rod slides in the guide groove, which is beneficial to limiting the movement track of the supporting block 302.

Referring to fig. 3 and 4, the driving mechanism 5 includes a driving block 501, a driving groove 10 having a triangular vertical section is disposed on one side of the supporting block 302 close to the connecting bar 6, the inclined side of the triangular vertical section faces the door leaf 1, and the driving groove 10 extends towards one side far away from the connecting bar 6. Fixedly connected with fixed strip 9 between the connecting strip 6, the spiro union has bolt 8 in the middle part of fixed strip 9, and bolt 8 is close to drive block 501 one side swivelling joint in drive block 501. When the door leaf 1 is used, the bolt 8 is rotated, the bolt 8 pushes the driving block 501 to be inserted into the driving groove 10, the bottom of the driving block 501 abuts against the top of the base 301, and the supporting block 302 is jacked upwards in the continuous forward movement process of the driving block 501 until the top of the supporting block 302 is contacted with the bottom of the door leaf 1, so that the supporting block 302 supports the door leaf 1.

Referring to fig. 3 and 4, the side of the driving block 501 close to the supporting block 302 is provided with an inclined surface 11 for reducing resistance encountered during the process of the driving block 501 jacking up the supporting block 302. The fixing bar 9 is provided with a limiting component 12 for limiting the rotation of the driving block 501, the limiting component 12 comprises a limiting rod 121 and a limiting groove 122, the limiting rod 121 is symmetrically fixed on one side of the driving block 501 close to the fixing bar 9, and the limiting rod 121 is located on two sides of the bolt 8. The limiting groove 122 is opened on the fixing strip 9, and the limiting rod 121 is slidably connected to the limiting groove 122. When the driving block 501 moves, the limiting rod 121 slides in the limiting groove 122 to limit the rotation of the driving block 501, which is beneficial to the insertion of the driving block 501 in the driving groove 10.

Referring to fig. 3 and 4, the slide mechanism 4 includes a slide bar 401. The sliding rod 401 is slidably connected to the bottom portion of the connecting bar 6, one end of the sliding rod 401 is fixed to one side of the base 301 close to the connecting bar 6, and the other end of the sliding rod 401 is fixedly connected with the limiting block 13. The sliding rod 401 is screwed with a nut 14, and the nut 14 is positioned between the base 301 and the connecting bar 6. When the nut 14 is rotated to move the nut 14 toward the base 301, the sliding rod 401 is pulled to move the base 301 toward the connecting bar 6 until the base is separated from the bottom of the door 1, and when the door needs to be used, the base 301 is slid into the bottom of the door 1, and then the position of the base 301 can be fixed by reversing the nut 14. The connecting strip 6 is provided with a sliding groove 15 along the vertical direction, the sliding rod 401 is connected to the sliding groove 15 in a sliding mode up and down, and when the base 301 needs to be turned over above the hinge plate 7, the sliding rod 401 slides upwards in the sliding groove 15 and is fixed through the nut 14, so that the ground is prevented from being blocked when the base 301 is turned over.

Referring to fig. 3 and 4, the fixing member includes a coupling hole 16 and a latch hole 17 having a square structure in vertical section. The latch hole 17 includes a first latch hole 171 and a second latch hole 172, the first latch hole 171 is opened at a portion of the hinge plate 7 near the top, the second latch hole 172 is opened at a portion of the hinge plate 7 near the bottom, and the connecting hole 16 is opened at a portion of the connecting bar 6 near the top. The hinged plate 7 is provided with a bolt 18 with a square vertical section, when the base 301 is positioned below the door leaf 1, the connecting hole 16 is aligned with the second bolt 18, and the bolt 18 passes through the connecting hole 16 and is simultaneously inserted into the second bolt hole 172, so that the connecting bar 6 can be fixed. When the connecting bar 6 is turned over to enable the substrate 301 to be located above the hinge plate 7, the connecting hole 16 is aligned to the first bolt hole 171, the bolt 18 penetrates through the connecting hole 16 and is simultaneously inserted into the first bolt hole 171, the connecting bar 6 is enabled to be fixed, the supporting mechanism 3 is conveniently folded, and the use for the next time is convenient.

The use principle is as follows:

referring to fig. 2 and 3, when not in use, the base 301 together with the connecting bar 6 is turned over above the hinge plate 7, and when in use, the connecting bar 6 and the base 301 are turned over below the hinge plate 7 by pulling out the latch 18 (the latch 18 is marked in fig. 4), the connecting bar 6 is fixed by the latch 18 with the base bottom abutting against the ground, and the connecting bar 6 is aligned with the second latch hole 172. Then, the sliding rod 401 is pushed to slide the base 301 into the lower portion of the door leaf 1, and the nut 14 is rotated to move the nut 14 to a side away from the base 301 until the nut 14 abuts against the connecting bar 6, at which time the position of the base 301 is fixed. Then, the bolt 8 is rotated to push the driving block 501 to be inserted into the driving groove 10, and then the bolt 8 is rotated continuously to enable the driving block 501 to jack up the supporting block 302 until the supporting block 302 supports the door leaf 1.

Referring to fig. 1 and 3, when the supporting mechanism 3 needs to be taken out, the reversing bolt 8 drives the driving block 501 to leave the driving groove 10, and at this time, the supporting block 302 is separated from the bottom of the door leaf 1. Then, the nut 14 is reversed to move the nut 14 to a side close to the base 301, the sliding rod 401 is pulled to slide the base 301 out of the bottom of the door leaf 1, the sliding rod 401 is slid upwards to make the base 301 be separated from the ground and fixed through the nut 14, then the bolt 18 (the bolt 18 is marked in fig. 4) is pulled out, the connecting bar 6 is reversed to make the base 301 be reversed above the hinged plate 7, at this time, the connecting hole 16 is aligned with the first bolt hole 171, and finally the bolt 18 is inserted for fixing.

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 people's air defense door leaf strutting arrangement, includes door frame (2) and with door frame (2) articulated door leaf (1), its characterized in that: also comprises a supporting mechanism (3) which is positioned below the door leaf (1) and is used for supporting the door leaf (1), the supporting mechanism (3) comprises a base (301) and a supporting block (302), the supporting block (302) slides up and down on the top of the base (301), one side of the door leaf (1) is provided with a connecting strip (6), two groups of hinged plates (7) are symmetrically fixed on the door leaf (1), and two hinged plates (7) are arranged in each group, the connecting strip (6) is hinged between two hinged plates (7) in the same group, the connecting strip (6) is provided with a sliding mechanism (4) for sliding the base (301) into or out of the bottom of the door leaf (1), the supporting mechanism (3) is provided with a driving mechanism (5) for driving the supporting block (302) to support the door leaf (1), the hinged plate (7) is provided with a fixing component for fixing the connecting strip (6) after the connecting strip (6) is turned over above the hinged plate (7).

2. The door leaf supporting device for the civil air defense door as claimed in claim 1, wherein: actuating mechanism (5) are including drive block (501), fixedly connected with fixed strip (9) between connecting strip (6), fixed strip (9) spiro union has bolt (8), bolt (8) swivelling joint is close to fixed strip (9) one side in drive block (501), supporting shoe (302) are close to fixed strip (9) one side and have been seted up perpendicular cross-section for triangle-shaped and triangle-shaped hypotenuse towards drive groove (10) of door leaf (1), drive block (501) are pegged graft in drive groove (10).

3. The door leaf supporting device for the civil air defense door as claimed in claim 2, wherein: one side of the driving block (501), which is close to the supporting block (302), is provided with an inclined surface (11).

4. The door leaf supporting device for the civil air defense door as claimed in claim 3, wherein: the fixed bar (9) is provided with a limiting component (12) used for limiting the rotation of the driving block (501).

5. The door leaf supporting device for the civil air defense door as claimed in claim 4, wherein: the limiting assembly (12) comprises a limiting rod (121) and a limiting groove (122), the limiting groove (122) is formed in the fixing strip (9), the limiting rod (121) is fixed to one side, close to the fixing strip (9), of the driving block (501), and the limiting rod (121) is connected to the limiting groove (122) in a sliding mode.

6. The door leaf supporting device for the civil air defense door as claimed in claim 1, wherein: slide mechanism (4) include slide bar (401), slide bar (401) sliding connection keeps away from articulated slab (7) part in connecting strip (6), slide bar (401) one end fixed connection is close to connecting strip (6) one side in base (301), and the other end is fixed with stopper (13), slide bar (401) spiro union has nut (14), nut (14) set up between base (301) and connecting strip (6).

7. The door leaf supporting device for the civil air defense door as claimed in claim 6, wherein: the connecting strip (6) is provided with a sliding groove (15) along the vertical direction, and the sliding rod (401) is connected to the sliding groove (15) in a vertical sliding mode.

8. The door leaf supporting device for the civil air defense door as claimed in claim 1, wherein: the fixing assembly comprises a connecting hole (16) and a bolt hole (17), the bolt hole (17) comprises a first bolt hole (171) and a second bolt hole (172), the first bolt hole (171) is formed in the position, close to the top, of the hinged plate (7), the second bolt hole (172) is formed in the position, close to the bottom, of the hinged plate (7), the connecting hole (16) is formed in the position, close to the top, of the connecting bar (6), the connecting bar (6) is provided with a bolt (18), and the bolt (18) penetrates through the connecting hole (16) to be inserted into the bolt hole (17).