CN215479395U

CN215479395U - Automatic hoisting device of steel structure movable doorsill double-leaf protective airtight door

Info

Publication number: CN215479395U
Application number: CN202121410653.9U
Authority: CN
Inventors: 王献军; 李红军; 吴佳佳; 徐拓; 吴洋
Original assignee: Anhui Li'ang Civil Air Defense Engineering Equipment Co ltd
Current assignee: Anhui Li'ang Civil Air Defense Engineering Equipment Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-01-11
Anticipated expiration: 2031-06-23

Abstract

The utility model relates to an automatic hoist device of two protective airtight doors of steel construction threshold that lives relates to automatic hoist device's field, and it includes the bottom plate, install the hoist and mount part that is used for hoist and mount protective airtight door on the bottom plate, wear to be equipped with two telescopic links on the lateral wall of bottom plate one side, the first motor of fixedly connected with on the bottom plate, first motor passes through the wire with two telescopic links and is connected, two all install the locating part who is used for fixing a position protective airtight door on the telescopic link. The problem that the protective airtight door drops from the hoisting part easily is improved in this application.

Description

Automatic hoisting device of steel structure movable doorsill double-leaf protective airtight door

Technical Field

The application relates to the field of automatic hoisting devices, especially to an automatic hoisting device of steel construction threshold biparting protective airtight door that lives.

Background

At present, a protective airtight door can block shock waves and meet corresponding resistance requirements. When the pressure-resistant steel pipe is selected for use, the requirement on the size of the hole opening is met, and the requirement on design pressure is met. Although the steel structure door is relatively high in price and relatively poor in early nuclear radiation prevention performance, the steel structure door is light in self weight and flexible in opening and closing, and therefore the steel structure door is usually used for vehicle entrances and exits with relatively large sizes.

The chinese utility model patent that the prior art can refer to and announce No. CN209778131U, it discloses an automatic hoist device of steel construction threshold double leaf protective airtight door that lives, including bottom plate and two support columns, two edges that bottom plate top one end was fixed respectively to two support columns, the fixed crossbeam that is equipped with in top of two support columns, the bottom mounting of crossbeam is equipped with the motor, fixed cover is equipped with the wire reel on the output shaft of motor, the surface winding of wire reel has wire rope, wire rope's bottom mounting is equipped with the couple, the equal fixed cover that is equipped with electric telescopic handle in both sides of bottom plate one end, the bottom that two electric telescopic handle stretched out the end is all fixed and is equipped with the gyro wheel. When the protective airtight door needs to be hoisted, the hook is firstly hung on the handle of the protective airtight door, then the motor is started, the steel wire rope is wound, the steel wire rope drives the hook to ascend, the hook drives the protective airtight door to ascend, and therefore the protective airtight door can be installed.

With respect to the related art in the above, the inventors consider that: when the protective airtight door receives the exogenic action, take place easily and rock, lead to the easy couple of following of protective airtight door to drop.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that protective airtight door drops from the couple easily, this application provides a steel construction threshold biparting protective airtight door automatic lifting device alive.

The application provides a pair of automatic hoist device of two protective airtight doors of steel construction threshold that lives adopts following technical scheme:

the utility model provides an automatic hoist device of steel construction threshold biparting protective airtight door that lives, includes the bottom plate, install the hoist and mount part that is used for hoist and mount protective airtight door on the bottom plate, wear to be equipped with two telescopic links on the lateral wall of bottom plate one side, the first motor of fixedly connected with on the bottom plate, first motor passes through the wire with two telescopic links and is connected, two all install the locating part who is used for fixing a position protective airtight door on the telescopic link.

Through adopting above-mentioned technical scheme, when needs are installed protective airtight door, at first start first motor, first motor drives the telescopic link and stretches out from the bottom plate, then place protective airtight door on the telescopic link, start hoist and mount part drive protective airtight door and rise afterwards, locating component moves along protective airtight door's removal and removes this moment, locating component can fix a position protective airtight door, the stability that protective airtight door removed has been improved, the problem that protective airtight door drops from hoist and mount part easily has been improved.

Preferably, two all seted up the groove of sliding on two relative lateral walls of telescopic link, two the top in groove of sliding is the form of lining up, positioning element is including placing fixed plate, the locating plate of fixed connection on the fixed plate in two grooves of sliding, the extending direction that the fixed plate can follow the telescopic link slides, locating plate and protective airtight door butt, install the locking part who is used for locking the fixed plate in the telescopic link, install in the bottom plate and tighten up the part, it can drive the fixed plate and move towards one side that is close to the bottom plate to tighten up the part.

Through adopting above-mentioned technical scheme, at the in-process that protective airtight door removed, locking part was in the form of unlocking this moment, and tightening means drives the fixed plate and moves towards the one side that is close to the bottom plate, and the fixed plate drives the one side that the locating plate is close to the bottom plate and moves, and the locating plate hugs closely in protective airtight door's bottom always, has restricted protective airtight door's movement track, has improved the stability that protective airtight door removed.

Preferably, integrated into one piece has the chamber of placing in the bottom plate, tighten up the part and include fixed axle, the cover of fixed connection on placing the intracavity wall and establish the clockwork spring on the fixed axle, wear to establish connecting rod on the bottom plate lateral wall, install the connecting plate on the fixed plate, the one end and the fixed axle fixed connection of clockwork spring, the other end and the connecting rod fixed connection of clockwork spring, the connecting rod is kept away from the one end and the connecting plate fixed connection of clockwork spring.

Through adopting above-mentioned technical scheme, at the in-process that protective airtight door removed, the clockwork spring is in the shrink form, and the clockwork spring drives the connecting rod and moves towards one side that is close to the bottom plate, and the connecting rod drives the connecting plate and moves towards one side that is close to the bottom plate, and the connecting plate drives one side that the fixed plate orientation is close to the bottom plate and moves to make the locating plate hug closely in protective airtight door's bottom always, improved the stability that protective airtight door removed.

Preferably, the upper end surface of the fixing plate is provided with a placing groove, the side wall of the fixing plate facing the bottom plate is provided with a mounting groove communicated with the placing groove, the top of the mounting groove is communicated, and the connecting plate is placed in the placing groove.

Through adopting above-mentioned technical scheme, when needs are dismantled the fixed plate, only need take out the connecting plate from the standing groove, can separate connecting plate and fixed plate to realized the dismantlement of fixed plate, when the wearing and tearing appear in the locating plate, can be timely change.

Preferably, the upper end surface of the fixing plate is provided with anti-skid grains.

Through adopting above-mentioned technical scheme, at the in-process that protective airtight door removed, the fixed plate is great with protective airtight door's frictional force, further improvement protective airtight door removal's stability.

Preferably, the locking part comprises a locking rod penetrating through the side wall of the telescopic rod, and a locking groove for inserting the locking rod is formed in the side wall of the fixing plate.

Through adopting above-mentioned technical scheme, when needs carried out the unblock to the fixed plate, only need move the locking lever towards the one side of keeping away from the fixed plate, when the locking lever breaks away from locking groove, can remove the locking of locking lever to the fixed plate to make the locating plate can follow the removal of protective sealed door and remove.

Preferably, an end wall of one end, away from the fixed plate, of the locking rod is fixedly connected with a pulling plate, a spring is sleeved on the locking rod, one end of the spring is fixedly connected with a side wall of the pulling plate, and the other end of the spring is fixedly connected with a side wall of the telescopic rod.

Through adopting above-mentioned technical scheme, at the in-process that the locking lever carries out the locking to the fixed plate, the spring is in tensile form, and the spring can provide lasting thrust to the locking lever for the locking lever hugs closely in locking groove, has improved the stability of locking lever to the fixed plate.

Preferably, an end wall of the locking rod facing one end of the fixing plate is integrally formed with an inclined surface, and the distance from the inclined surface to the fixing plate is gradually increased from one side far away from the bottom plate to one side close to the bottom plate.

By adopting the technical scheme, when the fixing plate needs to be locked, the fixing plate is firstly moved towards one side far away from the base plate, when the fixing plate is abutted against the inclined surface, the fixing plate is continuously moved, the fixing plate pushes the locking rod to move towards one side far away from the fixing plate, when the locking rod is opposite to the locking groove, the spring pushes the locking rod to be inserted into the locking groove, and the locking of the locking rod on the fixing plate is completed; through setting up the inclined plane, at the in-process that the fixed plate removed, can accomplish the locking of locking lever to the fixed plate.

In summary, the present application includes at least one of the following beneficial technical effects:

according to the protective airtight door, the positioning component is arranged, and can move along with the movement of the protective airtight door, so that the protective airtight door is positioned, the movement stability of the protective airtight door is improved, and the problem that the protective airtight door is easy to fall off from a hoisting component is solved;

by arranging the placing groove, the mounting groove and the connecting plate, when the fixing plate needs to be disassembled, the connecting plate can be separated from the fixing plate only by taking the connecting plate out of the placing groove, so that the disassembling of the fixing plate is realized, and when the positioning plate is worn, the positioning plate can be replaced in time;

this application is through setting up anti-skidding line, and at the in-process that protective airtight door removed, the fixed plate is great with protective airtight door's frictional force, further improvement protective airtight door removal's stability.

Drawings

Fig. 1 is an overall structure schematic diagram of the automatic hoisting device for the steel structure movable threshold double-leaf protective airtight door in the embodiment of the application.

Fig. 2 is a schematic structural diagram of a positioning member and a locking member according to an embodiment of the present application.

Fig. 3 is a schematic structural view of a tightening member according to an embodiment of the present application.

Description of reference numerals: 1. a base plate; 11. a telescopic rod; 111. a sliding groove; 12. a first motor; 13. a placement chamber; 14. a universal wheel; 15. a column; 16. a protective net; 17. a vertical rod; 18. a cross bar; 2. hoisting the component; 21. a second motor; 22. a spool; 23. a steel wire; 24. hooking; 3. a positioning member; 31. a fixing plate; 311. a placement groove; 312. mounting grooves; 313. a locking groove; 32. positioning a plate; 4. a tightening member; 41. a fixed shaft; 42. a clockwork spring; 43. a connecting rod; 44. a connecting plate; 5. a locking member; 51. a locking lever; 511. a bevel; 52. pulling a plate; 53. a spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses automatic hoist device of two protective airtight doors of steel construction threshold that lives. Referring to fig. 1, the automatic hoisting device for the steel structure movable threshold double-leaf protective airtight door comprises a bottom plate 1, wherein four universal wheels 14 are fixedly connected to the lower end face of the bottom plate 1, and the four universal wheels 14 are respectively positioned at the corners of the bottom plate 1, so that the bottom plate 1 can be conveniently moved; two horizontally arranged telescopic rods 11 penetrate through the side wall of one side of the bottom plate 1, the two telescopic rods 11 are parallel, the upper end face of the bottom plate 1 is fixedly connected with a first motor 12, the first motor 12 is connected with the two telescopic rods 11 through a conducting wire, the first motor 12 can drive the two telescopic rods 11 to extend and retract, and the two telescopic rods 11 can be used for placing a protective airtight door; the upper end face of the bottom plate 1 is fixedly connected with four upright posts 15 which are vertically arranged, a protective net 16 is horizontally arranged above the bottom plate 1, the four upright posts 15 are all fixedly connected with the protective net 16, and the protective net 16 protects the first motor 12; the bottom plate 1 is provided with a hoisting component 2, and the hoisting component 2 can hoist the protective airtight door.

Referring to fig. 1, the upper end surface of a bottom plate 1 is fixedly connected with two vertical rods 17 which are vertically arranged, a cross rod 18 is horizontally arranged above the bottom plate 1, the upper end surfaces of the two vertical rods 17 are fixedly connected with the lower end surface of the cross rod 18, and a hoisting component 2 comprises a second motor 21, a winding shaft 22, a steel wire 23 and a hook 24; the second motor 21 is fixedly connected to the lower end face of the cross bar 18, the output shaft of the second motor 21 is horizontally arranged, and the extending direction of the output shaft of the second motor 21 is vertical to the extending direction of the telescopic rod 11; the winding shaft 22 is fixedly connected to an output shaft of the second motor 21, the extending direction of the winding shaft 22 is perpendicular to the extending direction of the telescopic rod 11, and the second motor 21 can drive the winding shaft 22 to rotate; the steel wire 23 is wound on the winding shaft 22, and one end of the steel wire 23 is fixedly connected to the winding shaft 22; couple 24 fixed connection is in the one end that spool 22 was kept away from to steel wire 23, and protective airtight door can be hung and establish on couple 24, starts second motor 21, and second motor 21 drives spool 22 and rotates, and spool 22 twines steel wire 23, and steel wire 23 drives couple 24 and rises, and couple 24 drives protective airtight door and rises to protective airtight door's hoist and mount has been realized.

Referring to fig. 1 and 2, two opposite side walls of the two telescopic rods 11 are respectively provided with a sliding groove 111, tops of the two sliding grooves 111 are both in a through shape, and extending directions of the two sliding grooves 111 are the same as the extending direction of the telescopic rods 11; the two telescopic rods 11 are both provided with a positioning part 3, and the positioning part 3 comprises a fixing plate 31 and a positioning plate 32; the fixing plate 31 is horizontally placed in the two sliding grooves 111, the extending direction of the fixing plate 31 is perpendicular to the extending direction of the telescopic rod 11, the fixing plate 31 can slide along the extending direction of the telescopic rod 11, the end walls at the two ends of the fixing plate 31 are both contacted with the side walls of the sliding grooves 111, the height of the upper end face of the fixing plate 31 is consistent with that of the upper end face of the telescopic rod 11, anti-slip lines are arranged on the upper end face of the fixing plate 31, the friction force between the fixing plate 31 and the protective airtight door is increased, the moving stability of the protective airtight door is improved, the tightening part 4 is installed in the bottom plate 1, the tightening part 4 can drive the fixing plate 31 to move towards one side close to the bottom plate 1, and the locking part 5 for locking the fixing plate 31 is installed in the telescopic rod 11; locating plate 32 fixed connection is at the up end of fixed plate 31, locating plate 32 and protective airtight door butt, the extending direction of locating plate 32 is perpendicular with the extending direction of telescopic link 11, the extending length of locating plate 32 is unanimous with the extending length of fixed plate 31, at the in-process that protective airtight door removed, locking part 5 is in the form of unlocking this moment, tightening part 4 drives fixed plate 31 and moves towards one side near bottom plate 1, fixed plate 31 drives locating plate 32 and moves towards one side near bottom plate 1, locating plate 32 hugs closely the bottom at protective airtight door always, the movement track of protective airtight door has been restricted, the stability that protective airtight door removed has been improved, the problem that protective airtight door drops from hoist and mount part 2 easily is improved.

Referring to fig. 1 and 3, the bottom plate 1 is integrally formed with a placing cavity 13, a placing groove 311 is formed on an upper end surface of the fixing plate 31, a mounting groove 312 penetrating the placing groove 311 is formed on a side wall of the fixing plate 31 facing the bottom plate 1, and a top of the mounting groove 312 is through. The tightening member 4 includes a fixed shaft 41, a clockwork spring 42, a connecting rod 43, and a connecting plate 44; the fixed shaft 41 is fixedly connected to the inner wall of the placing cavity 13 and is vertically arranged; the clockwork spring 42 is sleeved on the fixed shaft 41, and one end of the clockwork spring 42 is fixedly connected to the fixed shaft 41; the connecting rod 43 is slidably arranged on the side wall of the bottom plate 1, the connecting rod 43 is horizontally arranged, one end of the connecting rod 43 is inserted into the placing cavity 13, and the connecting rod 43 is fixedly connected with one end of the clockwork spring 42 away from the fixed shaft 41; the connecting plate 44 is placed in the placing groove 311, so that the positioning plate 32 is convenient to detach, and one end of the connecting rod 43, which is far away from the clockwork spring 42, is fixedly connected with the connecting plate 44; at the in-process that protective airtight door removed, clockwork spring 42 is in the shrink form, and clockwork spring 42 drives connecting rod 43 and removes towards the one side that is close to bottom plate 1, and connecting rod 43 drives connecting plate 44 and removes towards the one side that is close to bottom plate 1, and connecting plate 44 drives fixed plate 31 and removes towards the one side that is close to bottom plate 1 to make locating plate 32 hug closely the bottom at protective airtight door always, improved the stability that protective airtight door removed.

Referring to fig. 1 and 2, a locking groove 313 is formed on a sidewall of the fixing plate 31, and the locking member 5 includes a locking lever 51, a pulling plate 52, and a spring 53; the locking rod 51 is horizontally arranged on the side wall of the telescopic rod 11 in a penetrating way, the locking rod 51 can be inserted into the sliding groove 111, the extending direction of the locking rod 51 is vertical to the extending direction of the telescopic rod 11, the locking rod 51 can be inserted into the locking groove 313 so as to lock the fixing plate 31, the end wall of the locking rod 51 towards one end of the fixing plate 31 is integrally formed with an inclined surface 511, and the distance from the inclined surface 511 to the fixing plate 31 is gradually increased from the side far away from the bottom plate 1 to the side close to the bottom plate 1; the pulling plate 52 is fixedly connected to the end wall of one end of the locking rod 51 far away from the fixed plate 31, and the axis of the pulling plate 52 is the same as that of the locking rod 51; spring 53 is established on locking lever 51, and the one end of spring 53 and the lateral wall fixed connection of arm-tie 52, and the other end of spring 53 and the lateral wall fixed connection of telescopic link 11, spring 53 can provide continuous thrust to locking lever 51 for locking lever 51 hugs closely in locking groove 313, has improved the stability of locking lever 51 to fixed plate 31.

The implementation principle of the automatic hoisting device for the steel structure movable doorsill double-leaf protective airtight door in the embodiment of the application is as follows: when the protective airtight door needs to be installed, firstly, the first motor 12 is started, the first motor 12 drives the telescopic rod 11 to extend out of the bottom plate 1, then the protective airtight door is placed on the telescopic rod 11, then the pulling plate 52 moves towards the side far away from the fixed plate 31, the pulling plate 52 drives the locking rod 51 to move towards the side far away from the fixed plate 31, and when the locking rod 51 is separated from the locking groove 313; starting a second motor 21, driving a winding shaft 22 to rotate by the second motor 21, winding a steel wire 23 by the winding shaft 22, driving a hook 24 to ascend by the steel wire 23, and driving a protective airtight door to ascend by the hook 24; meanwhile, the clockwork spring 42 contracts, the clockwork spring 42 drives the connecting rod 43 to move towards one side close to the bottom plate 1, the connecting rod 43 drives the connecting plate 44 to move towards one side close to the bottom plate 1, and the connecting plate 44 drives the fixing plate 31 to move towards one side close to the bottom plate 1, so that the positioning plate 32 can be always attached to the bottom of the protective airtight door, the movement stability of the protective airtight door is improved, and the problem that the protective airtight door is easy to fall off from the hoisting component 2 is solved.

When the fixing plate 31 needs to be disassembled, the connecting plate 44 can be separated from the fixing plate 31 only by taking the connecting plate 44 out of the placing groove 311, so that the fixing plate 31 is disassembled, and when the positioning plate 32 is worn, the fixing plate can be replaced in time.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic hoist device of two protective airtight doors of steel construction threshold that lives, includes bottom plate (1), its characterized in that: install hoist and mount part (2) that are used for hoist and mount protective airtight door on bottom plate (1), wear to be equipped with two telescopic links (11) on the lateral wall of bottom plate (1) one side, bottom plate (1) is gone up first motor of fixedly connected with (12), first motor (12) are connected through the wire with two telescopic links (11), two all install on telescopic link (11) and be used for fixing a position positioning element (3) of protective airtight door.

2. The automatic hoisting device of steel structure movable threshold double-leaf protective airtight door according to claim 1, characterized in that: two all seted up groove (111) that slides on two relative lateral walls of telescopic link (11), two the top of groove (111) that slides is the form of lining up, locating component (3) are including placing fixed plate (31), locating plate (32) of fixed connection on fixed plate (31) in two grooves (111) that slide, the extending direction slip of telescopic link (11) can be followed in fixed plate (31), locating plate (32) and protective airtight door butt, install locking part (5) that are used for locking fixed plate (31) in telescopic link (11), install in bottom plate (1) and tighten up part (4), tighten up part (4) can drive fixed plate (31) and move towards one side that is close to bottom plate (1).

3. The automatic hoisting device of steel structure threshold double-leaf protective airtight door according to claim 2, characterized in that: integrated into one piece has place chamber (13) in bottom plate (1), tighten up part (4) including fixed connection fixed axle (41) on placing chamber (13) inner wall, establish clockwork spring (42) on fixed axle (41), wear to establish connecting rod (43) on bottom plate (1) lateral wall, install connecting plate (44) on fixed plate (31), the one end and the fixed axle (41) fixed connection of clockwork spring (42), the other end and connecting rod (43) fixed connection of clockwork spring (42), the one end and connecting plate (44) fixed connection of clockwork spring (42) are kept away from in connecting rod (43).

4. The automatic hoisting device of steel structure threshold double-leaf protective airtight door according to claim 3, characterized in that: the upper end face of the fixing plate (31) is provided with a placing groove (311), the side wall of the fixing plate (31) facing to the bottom plate (1) is provided with a mounting groove (312) communicated with the placing groove (311), the top of the mounting groove (312) is communicated, and the connecting plate (44) is placed in the placing groove (311).

5. The automatic hoisting device of steel structure threshold double-leaf protective airtight door according to claim 2, characterized in that: the upper end surface of the fixing plate (31) is provided with anti-skid grains.

6. The automatic hoisting device of steel structure threshold double-leaf protective airtight door according to claim 2, characterized in that: the locking part (5) comprises a locking rod (51) arranged on the side wall of the telescopic rod (11) in a penetrating mode, and a locking groove (313) for inserting the locking rod (51) is formed in the side wall of the fixing plate (31).

7. The automatic hoisting device of steel structure movable threshold two-leaf protective airtight door according to claim 6, characterized in that: fixedly connected with arm-tie (52) on the end wall of locking lever (51) keep away from fixed plate (31) one end, the cover is equipped with spring (53) on locking lever (51), the lateral wall fixed connection of the one end of spring (53) and arm-tie (52), the other end of spring (53) and the lateral wall fixed connection of telescopic link (11).

8. The automatic hoisting device of steel structure movable threshold double-leaf protective airtight door according to claim 7, characterized in that: an inclined surface (511) is integrally formed on the end wall of one end, facing the fixing plate (31), of the locking rod (51), and the distance from the inclined surface (511) to the fixing plate (31) is gradually increased from the side far away from the bottom plate (1) to the side close to the bottom plate (1).