CN213116022U - Anti-shock wave civil air defense door structure - Google Patents

Abstract

The utility model relates to a protecting against shock ripples people's air defense door structure, including two door bodies, be provided with the door frame on the door body, the door body rotates to be connected on the door frame, is provided with on the door body to be used for the control door body to open and the winding mechanism who closes, and winding mechanism includes rolling axle and steel cable, and the rolling axle rotates and sets up on the door body, and steel cable one end is fixed on the rolling axle, and the other end is fixed on another door body, is provided with the fixed establishment who is used for fixed rolling axle on the winding mechanism. The utility model discloses a set up winding mechanism on the door body, rotate the rolling axle and set up on the door body, make the rolling axle can the rolling and emit the steel cable, fix on another door body through the one end of keeping away from the rolling axle on the steel cable, make between the two door bodies through steel cable connection, and then make the rolling axle make two door body rotations and closure through the rolling steel cable, play the door body and warp the back still can be through rotating and the effect opened.

Description

Anti-shock wave civil air defense door structure

Technical Field

The utility model belongs to the technical field of a civil air defense door's technique and specifically relates to a protecting against shock ripples civil air defense door structure is related to.

Background

The civil defense door is a door at the entrance and exit of the civil protection project, is used for the government to mobilize and stop the masses, and takes the measures of preventing air attack, resisting disaster and relieving disaster to implement rescue actions and prevent and reduce the activities of disaster harm. People's air defense door belongs to civil air defense protection setting, and general people's air defense door is made by steel, has certain protecting against shock ripples's effect.

Application publication No. CN110499978A discloses a people's air defense door, including the door body, door frame and blocking device, and blocking device includes driving hand wheel, carousel, first push rod, second push rod and a plurality of lockpins. The carousel sets up at the root of driving hand wheel and rotates along with the driving hand wheel rotation, first push rod and second push rod are through rotating along with the carousel and transversely being close to each other or keeping away from, the one end of a plurality of first connecting rods is articulated with first push rod or second push rod, the other end is articulated with a plurality of round pin locks, user-service person is through rotating the driving hand wheel, can make first push rod and second push rod through the first connecting rod of top drive and top the lockpin, make the lockpin vertical movement and insert the cooperation inslot in the door frame, play the effect of closing the door body.

However, in the above structure, when the door body deforms due to impact resistance, the first connecting rod, the first push rod and the second push rod all deform, and the deformation can cause the first push rod and the second push rod to be incapable of reciprocating along a straight line, so that the lock pin is clamped in the matching groove and cannot move, and the door body cannot be opened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anti-shock ripples people's air defense door structure, it has through opening and closing of the steel cable control door body, still can be through rotating the effect of opening after making the door body warp.

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

the utility model provides an protecting against shock ripples people's air defense door structure, includes two door bodies, be provided with the door frame on the door body, the door body rotates to be connected on the door frame, is provided with on the door body to be used for controlling the winding mechanism that the door body opened and closed, and winding mechanism includes rolling axle and steel cable, and the rolling axle rotates and sets up on the door body, and steel cable one end is fixed on the rolling axle, and the other end is fixed on another door body, is provided with the fixed establishment who is used for fixed rolling axle on the winding mechanism.

Through adopting above-mentioned technical scheme, through set up winding mechanism on the door body, rotate the setting of rolling axle on the door body, make the rolling axle can the rolling and emit the steel cable, fix on another door body through the one end of keeping away from the rolling axle on the steel cable, make through steel cable connection between the two door bodies, and then make the rolling axle make two door bodies rotate and closed through the rolling steel cable, play the effect of the switch door body to play the effect that the door body still can open through rotating after warping.

The utility model discloses further set up to: the door body comprises an upper door plate and a lower door plate, the upper door plate is rotatably connected to an upper cross beam of the door frame, the rotating axis direction of the upper door plate is consistent with the length direction of the door frame, the lower door plate is rotatably connected to a lower cross beam of the door frame, and the rotating axis direction of the lower door plate is consistent with the length direction of the door frame.

Through adopting above-mentioned technical scheme, through rotating last door plant and lower door plant and connecting on the door frame, make down the door plant can rotate and fall subaerial to the direction that is close to ground, make rolling axle rotate back lower door plant can be because the automatic door body that falls of action of gravity conveniently opens the door body that warp.

The utility model discloses further set up to: the upper door plate is provided with a cavity, the winding shaft is arranged in the cavity, the number of the steel ropes is two, the upper ends of the steel ropes are fixed on the winding shaft, the lower ends of the steel ropes are fixed at the upper top of the lower door plate, one end, far away from the upper door plate, of the winding shaft is provided with a turntable, the upper door plate is provided with two inclined holes, and the two steel ropes are arranged in the two inclined holes respectively.

Through adopting above-mentioned technical scheme, through setting up the rolling axle in the cavity, set up the inclined hole on last door plant, with the steel cable setting in the inclined hole, make the door body play the effect of protection winding mechanism, prevent that shock wave from directly destroying winding mechanism, make and go up door plant and door plant disconnection down.

The utility model discloses further set up to: two abdicating grooves are formed in the lower bottom end of the upper door plate, the length direction of each abdicating groove is perpendicular to the surface of the upper door plate, and the two abdicating grooves are respectively communicated with the two inclined holes.

Through adopting above-mentioned technical scheme, through offering the groove of stepping down on the end under the last door plant, make the groove of stepping down and inclined hole intercommunication, prevent that the in-process that the door plant rotated to vertical state under the steel cable pulling, go up door plant and door plant down and clip the steel cable, make the unable removal of steel cable, the unable closure of the door body.

The utility model discloses further set up to: the fixing mechanism comprises a ratchet wheel and a pawl, the ratchet wheel is coaxially arranged on the winding shaft, the pawl is rotatably connected in the cavity, a torsion spring is arranged on the pawl, the pawl is matched with the ratchet wheel in a natural state, the winding shaft cannot rotate in the direction of releasing the steel rope, and a pry bar capable of rotating and jacking the pawl is arranged on the upper door plate.

Through adopting above-mentioned technical scheme, through setting up the ratchet on the rolling axle, at the cavity internal rotation setting pawl, make the pawl can block the ratchet, when lower door plant closed, the taut steel cable of lower door plant, because the ratchet blocks the ratchet, make the ratchet unable direction rotation to emitting the steel cable, and then make lower door plant keep vertical state, through setting up the pinch bar on last door plant, the user of service passes through the one end on the pulling pinch bar, the one end that is close to the pawl on can making the pinch bar rotates and jack-up pawl, make ratchet and pawl break away from the connection.

The utility model discloses further set up to: the winding shaft is connected with a cover plate in a rotating mode, the cover plate is covered on the cavity, a mounting groove is formed in the cover plate, the middle of the pry bar is connected to the mounting groove in a rotating mode, and one end, close to the cavity, of the pry bar is arranged below the pawl.

Through adopting above-mentioned technical scheme, through seting up the mounting groove on the apron, rotate the pinch bar and connect on the mounting groove, make pinch bar one end set up under the pawl, the other end sets up outside the cavity, and the user of service can make pawl and ratchet break away from the connection through pulling the pinch bar downwards.

The utility model discloses further set up to: the side of keeping away from the cavity on the apron rotates and is provided with the snap ring, and the snap ring setting is in the mounting groove below, and when keeping away from the one end of cavity and rotating downwards on the pinch bar, the snap ring can upwards rotate and the cover is established on the pinch bar.

Through adopting above-mentioned technical scheme, through setting up the snap ring on the apron, make the snap ring can rotate and establish on the pinch bar, need emit the steel cable when the user, when opening down the door plant, the user draws the pinch bar down earlier, overlaps the snap ring cover on the pinch bar again, can make the pinch bar slope fixed, facilitate the use.

The utility model discloses further set up to: the door frame is characterized in that a sliding mechanism is arranged on the lower bottom surface of the door frame and comprises a plurality of pulleys and a sliding chute, the pulleys are rotatably connected to the lower bottom surface of the door frame, the sliding chute is horizontally arranged on the ground, and the length direction of the sliding chute is consistent with that of the door body.

Through adopting above-mentioned technical scheme, through set up slide mechanism under the door frame on the bottom surface, make the pulley can be at the spout internal rotation to make the pulley drive the door frame and rotate, when the door plant need keep normally opening, the user of service can communicate the facilitate use through the interior outer space of slip door frame, messenger's door plant.

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

1. the winding shaft is rotatably arranged on the door bodies by arranging the winding mechanism on the door bodies, so that the winding shaft can wind and release the steel rope, one end of the steel rope, which is far away from the winding shaft, is fixed on the other door body, the two door bodies are connected through the steel rope, and the winding shaft can rotate and close the two door bodies through the winding steel rope, so that the door body opening and closing effect is achieved, and the effect that the door bodies can still be opened through rotation after being deformed is achieved;

2. the ratchet wheel is arranged on the winding shaft, the pawl is rotationally arranged in the cavity, so that the pawl can clamp the ratchet wheel, when the lower door plate is closed, the lower door plate tensions the steel rope, the pawl clamps the ratchet wheel, the ratchet wheel cannot rotate in the direction of releasing the steel rope, the lower door plate is kept in a vertical state, the prying bar is arranged on the upper door plate, and a user can rotate one end of the prying bar close to the pawl and jack the pawl by pulling one end of the prying bar, so that the ratchet wheel is disconnected with the pawl;

3. through set up the snap ring on the apron, make the snap ring can rotate and the cover establish on the pinch bar, need emit the steel cable when user of service, when opening down the door plant, user of service draws the pinch bar down earlier, establishes the snap ring cover on the pinch bar again, can make the pinch bar slope fixed, facilitate the use.

Drawings

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

FIG. 2 is a schematic partial cross-sectional view taken along plane A-A of FIG. 1;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 1;

fig. 4 is a schematic view of the connection within the cavity.

In the figure, 1, a door body; 11. an upper door panel; 12. a lower door panel; 2. a sliding mechanism; 21. a pulley; 22. a chute; 3. a door frame; 4. a winding mechanism; 41. a winding shaft; 42. a turntable; 43. a steel cord; 44. an inclined hole; 441. a yielding groove; 45. a cavity; 46. a cover plate; 5. a fixing mechanism; 51. a ratchet wheel; 52. a pawl; 53. mounting grooves; 54. a pry bar; 55. a snap ring.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a protecting against shock ripples people's air defense door structure, including the door body 1, the vertical setting of the door body 1 plays the effect of isolated interior outer space. The bottom of the door body 1 is provided with a sliding mechanism 2, the sliding mechanism 2 comprises a plurality of pulleys 21 and a sliding groove 22, the pulleys 21 are rotatably arranged on the bottom surface of the door body 1, the sliding groove 22 is horizontally arranged on the ground, the length direction of the sliding groove 22 is consistent with that of the door body 1, the pulleys 21 are slidably arranged in the sliding groove 22, the door body 1 can horizontally move along the direction of the sliding groove 22, and a user can open and close the door body 1 through the sliding door body 1.

Referring to fig. 1, a door frame 3 is arranged outside a door body 1, and the door body 1 is rotatably connected to the door frame 3. The pulley 21 is rotatably connected to the lower bottom surface of the door frame 3, so that the door frame 3 can drive the door body 1 to slide in the sliding groove 22. The door body 1 comprises an upper door plate 11 and a lower door plate 12, the upper door plate 11 is rotatably arranged on an upper cross beam of the door frame 3, and the length direction of a rotating axis of the upper door plate 11 is consistent with the sliding direction of the door frame 3. The lower door panel 12 is rotatably arranged on the lower beam of the door frame 3, and the length direction of the rotating axis of the lower door panel 12 is consistent with the sliding direction of the door frame 3. The lower door panel 12 can rotate in a direction close to the ground and fall on the ground, so that the door body 1 can be opened without moving the door frame 3. In daily use, when the door body 1 needs to keep the normally open state, the user can slide the door frame 3 to the state of opening the door, and when the door body 1 slides to the closed state, the user can open the door body 1 by rotating the lower door plate 12.

Referring to fig. 3 and 4, the door body 1 is provided with a winding mechanism 4, the winding mechanism 4 includes a winding shaft 41, a turntable 42 and two steel cables 43, the upper door panel 11 is provided with a cavity 45, the winding shaft 41 is horizontally arranged and has a length direction perpendicular to the surface of the door body 1, and the winding shaft 41 is rotatably connected in the cavity 45, so that the winding shaft 41 can rotate. The carousel 42 is fixed on the one end of keeping away from last door plant 11 on rolling axle 41, and the user can make carousel 42 drive rolling axle 41 and rotate through rotating carousel 42. One ends of the two steel cables 43 are both arranged on the upper top surface of the lower door panel 12, and the ends of the two steel cables 43 far away from the lower door panel 12 are both fixed on the winding shaft 41. The steel cable 43 can pull the lower door panel 12, so that the lower door panel 12 can be in a vertical position and can be kept stable. When the winding shaft 41 winds the steel cables 43 so that the steel cables 43 fix the lower door panel 12 in the vertical position, both steel cables 43 are kept in a tight state. Two inclined holes 44 are formed in the lower bottom surface of the upper door panel 11, and the upper ends of the inclined holes 44 are communicated with the cavity 45. The longitudinal direction of the inclined hole 44 is identical to the longitudinal direction of the two ropes 43 in a tightened state, and the two ropes 43 are disposed in the inclined hole 44. Two abdicating grooves 441 are formed in the lower bottom of the upper door plate 11, the length direction of the abdicating grooves 441 is perpendicular to the surface of the upper door plate 11, and the two abdicating grooves 441 are respectively communicated with one inclined hole 44. By forming the abdicating groove 441 on the upper door panel 11, the steel rope 43 can be smoothly drawn into the inclined hole 44 in the process of pulling the lower door panel 12 to be in the vertical state, so that the steel rope 43 can not be wound up due to the fact that the upper door panel 11 and the lower door panel 12 clamp the steel rope 43. The upper door panel 11 is provided with a cover plate 46, the winding shaft 41 is rotatably connected to the cover plate 46, and the cover plate 46 covers the cavity 45, so that the cavity 45 forms a closed space.

Referring to fig. 3 and 4, a fixing mechanism 5 is disposed in the cavity 45 for keeping the winding shaft 41 fixed after the winding shaft 41 winds the steel cable 43. The fixing mechanism 5 comprises a ratchet wheel 51, a pawl 52 and a pry bar 54, wherein the ratchet wheel 51 is coaxially fixed on the winding shaft 41, and the pawl 52 is rotatably connected in the cavity 45. The pawl 52 is provided with a torsion spring, and the pawl 52 is naturally engaged with the ratchet 51, so that the ratchet 51 and the takeup reel 41 cannot rotate in the direction for paying out the wire 43. The cover plate 46 is provided with an installation groove 53, the middle part of the pry bar 54 is rotatably connected to the installation groove 53, one end of the pry bar 54 close to the pawl 52 is arranged at the lower end of the pawl 52, and one end of the pry bar 54 far away from the pawl 52 extends out of the installation groove 53. When the ratchet wheel 51 and the pawl 52 are engaged, a user can pull the end extending from the mounting groove 53 downward to move the end of the pry bar 54 adjacent to the pawl 52 upward and jack the pawl 52, thereby disconnecting the pawl 52 from the ratchet wheel 51, and the user can freely rotate the takeup reel 41. The cover plate 46 is rotatably connected with a clamping ring 55 on one side far away from the cavity 45, the rotating axis of the clamping ring 55 is in the horizontal direction, and the clamping ring 55 is arranged below the mounting groove 53. After the end of the pry bar 54 far from the pawl 52 moves downwards, a user can rotate the snap ring 55 upwards and sleeve the pry bar 54, so that the end of the pry bar 54 far from the pawl 52 cannot rotate upwards, the ratchet wheel 51 is disconnected from the pawl 52, and the user does not need to pull the pry bar 54 all the time in the process of rotating the winding shaft 41.

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 (8)

1. The utility model provides an anti-shock wave people's air defense door structure, includes two door bodies (1), its characterized in that: be provided with door frame (3) on the door body (1), door body (1) rotates and connects on door frame (3), is provided with winding mechanism (4) that are used for controlling the door body (1) to open and close on door body (1), and winding mechanism (4) include rolling axle (41) and steel cable (43), and rolling axle (41) rotate and set up on door body (1), and steel cable (43) one end is fixed on rolling axle (41), and the other end is fixed on another door body (1), is provided with fixed establishment (5) that are used for fixed rolling axle (41) on winding mechanism (4).

2. An anti-shock wave civil air defense door structure as claimed in claim 1, wherein: the door body (1) comprises an upper door plate (11) and a lower door plate (12), the upper door plate (11) is rotatably connected to an upper cross beam of the door frame (3), the rotating axis direction of the upper door plate (11) is consistent with the length direction of the door frame (3), the lower door plate (12) is rotatably connected to a lower cross beam of the door frame (3), and the rotating axis direction of the lower door plate (12) is consistent with the length direction of the door frame (3).

3. An anti-shock wave civil air defense door structure as claimed in claim 2, wherein: the winding device is characterized in that a cavity (45) is formed in the upper door panel (11), the winding shaft (41) is arranged in the cavity (45), the steel ropes (43) are arranged into two, the upper ends of the steel ropes (43) are fixed on the winding shaft (41), the lower ends of the steel ropes are fixed at the upper top of the lower door panel (12), one end, far away from the upper door panel (11), of the winding shaft (41) is provided with a turntable (42), the upper door panel (11) is provided with two inclined holes (44), and the two steel ropes (43) are arranged in the two inclined holes (44) respectively.

4. An anti-shock wave civil air defense door structure as claimed in claim 3, wherein: two yielding grooves (441) are formed in the lower bottom end of the upper door plate (11), the length direction of the yielding grooves (441) is perpendicular to the surface of the upper door plate (11), and the two yielding grooves (441) are respectively communicated with the two inclined holes (44).

5. An anti-shock wave civil air defense door structure as claimed in claim 4, wherein: the fixing mechanism (5) comprises a ratchet wheel (51) and a pawl (52), the ratchet wheel (51) is coaxially arranged on the winding shaft (41), the pawl (52) is rotatably connected in the cavity (45), a torsion spring is arranged on the pawl (52), the pawl (52) is matched with the ratchet wheel (51) in a natural state, the winding shaft (41) cannot rotate in the direction of releasing the steel rope (43), and a pry bar (54) capable of rotating and jacking the pawl (52) is arranged on the upper door panel (11).

6. An anti-shock wave civil air defense door structure as claimed in claim 5, wherein: the winding shaft (41) is connected with a cover plate (46) in a rotating mode, the cover plate (46) is covered on the cavity (45), a mounting groove (53) is formed in the cover plate (46), the middle of a pry bar (54) is connected to the mounting groove (53) in a rotating mode, and one end, close to the cavity (45), of the pry bar (54) is arranged below the pawl (52).

7. An anti-shock wave civil air defense door structure as claimed in claim 6, wherein: the side of keeping away from cavity (45) on apron (46) rotates and is provided with snap ring (55), and snap ring (55) set up in mounting groove (53) below, and when the one end that keeps away from cavity (45) on pinch bar (54) rotated downwards, snap ring (55) can upwards rotate and the cover is established on pinch bar (54).

8. An anti-shock wave civil air defense door structure as claimed in claim 1, wherein: be provided with slide mechanism (2) under door frame (3) on the bottom surface, slide mechanism (2) include a plurality of pulleys (21) and spout (22), and pulley (21) rotate to be connected under door frame (3) on the bottom surface, and spout (22) level is seted up on ground, and the length direction of spout (22) is unanimous with the length direction of the door body (1).

Images