CN108825082B - Push-pull type civil air defense door - Google Patents
Push-pull type civil air defense door Download PDFInfo
- Publication number
- CN108825082B CN108825082B CN201810944222.7A CN201810944222A CN108825082B CN 108825082 B CN108825082 B CN 108825082B CN 201810944222 A CN201810944222 A CN 201810944222A CN 108825082 B CN108825082 B CN 108825082B
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- Prior art keywords
- rod
- door
- box
- sliding
- push
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- 230000007123 defense Effects 0.000 title claims abstract description 29
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000004888 barrier function Effects 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000007774 longterm Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/06—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with three or more sliding bars
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/10—Actuating mechanisms for bars
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
- E05D13/003—Anti-dropping devices
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/42—Sliding wings; Details of frames with respect to guiding
- E06B3/46—Horizontally-sliding wings
- E06B3/4636—Horizontally-sliding wings for doors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Gates (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to a push-pull type civil air defense door, which belongs to the field of underground engineering protective equipment, and comprises a door frame and a door plate, wherein a sliding rail for sliding the door plate is arranged on the door frame, a starting box is arranged on the door plate, a screw rod is rotatably arranged on the starting box in a penetrating way, a rotating part for driving the screw rod to rotate is arranged on the starting box, cross bars are arranged on two sides of the door plate, a driving part for driving the cross bars to displace in the horizontal direction under the rotation of the screw rod is arranged in the starting box, vertical rods with the length direction being perpendicular to the cross bars are arranged on the upper side and the lower side of the door plate, a pushing part for driving the vertical rods to displace in the vertical direction is arranged between the cross bars and the vertical rods, and an inserting part for inserting the vertical rods is arranged on the sliding rail; the switch range is arranged to occupy only the area of the door thickness range of the wall, so that the occupied space is small; the door frame slides on the sliding rail to form a simple support structure, so that the opening stress is reduced and the influence is small; because of push-pull opening and closing, the door can be normally closed when barriers exist inside and outside the door.
Description
Technical Field
The invention relates to the field of underground engineering protective equipment, in particular to a push-pull type civil air defense door.
Background
Underground protection engineering is also called civil air defense work, and refers to an underground protection building which is independently built for guaranteeing the shielding of fight time personnel and materials, the civil air defense command and the medical aid, and a basement which can be used for air defense when being combined with the ground building for building. The entrance and exit door of underground protection engineering is called civil air defense door, which belongs to civil air defense protection equipment.
The existing civil air defense door is generally a rotary type civil air defense door, and is opened and closed through two rotary doors, but the rotary type civil air defense door has the following defects: 1. the switch range occupies a larger space; 2. the cantilever beam structure is easy to deform under stress when the door is opened for a long time; 3. is easy to be influenced by barriers in the switching range to open and close. Therefore, there is a need for further improvements to existing civil air defense doors.
Disclosure of Invention
The invention aims to provide a push-pull type civil air defense door which has the advantages of small occupied space of a switch, small influence of stress deformation and normal opening and closing under the condition that barriers exist inside and outside the door.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a push-pull type civil air defense door, includes door frame and door plant, be located the door plant on the door frame and be provided with the gliding slide rail of confession door plant on the door frame from top to bottom, the face center department of door plant is provided with the start-up box, the inside cavity setting of start-up box, it wears to be equipped with the lead screw to rotate on the start-up box, be provided with on the start-up box and be used for driving the pivoted rotating member of lead screw, be located the start-up box both sides on the door plant the one end of horizontal pole is all slided and is pegged graft in the start-up box, be provided with the driving piece that drives the horizontal pole under the rotation of lead screw and produce the displacement in the horizontal direction in the start-up box, the upper and lower both sides that are located the horizontal pole and keep away from start-up box one end on the door plant all are provided with length direction and the montant vertically montant, be provided with between horizontal pole and the montant and drive when the horizontal pole produces the displacement in the vertical direction and produce the impeller of displacement, be provided with on the slide rail and supply male grafting portion.
By implementing the technical scheme, when the push-pull type civil air defense door is used for closing the door plate on the door frame, firstly, the rotating piece positioned in the starting box is manually rotated to start the screw rod to rotate, the driving piece arranged at the moment drives the cross rod to move in the horizontal direction close to the vertical rod under the rotation of the screw rod, the pushing piece is driven by the movement of the cross rod to move in the vertical direction far away from the cross rod by the vertical rod positioned at two sides of the cross rod, and the vertical rod is inserted into the inserting part positioned on the track in the moving process, so that the door plate is fixed on the door frame; similarly, when the door plate needs to be opened, the rotating piece is firstly operated to enable the screw rod to rotate, so that the transverse rod is driven to move in the horizontal direction away from the vertical rod, at the moment, the pushing piece can push the vertical rod to separate from the inserting part, and finally, the door plate is pushed to enable the door plate to generate displacement in the length direction of the track, and the door plate is successfully opened. The push-pull type civil air defense door is arranged so that the opening and closing range only occupies the door thickness range area of the wall when the door is opened and closed, and the occupied space is small; the door frame slides on the sliding rail to form a simple support structure, so that the long-term opening stress is reduced and the influence is small; finally, the door is opened and closed in a push-pull mode, so that the door can be normally closed under the condition that barriers exist inside and outside the door.
Further, the door plate is provided with a sliding block close to the side of the sliding rail, the side, opposite to the sliding block, of the sliding rail is provided with a sliding groove for the sliding block to slide in the length direction of the sliding rail, and the cross section shapes of the sliding block and the sliding groove are dovetail shapes.
By implementing the technical scheme, when the door plate slides on the sliding rail, the sliding block arranged on the door plate can also slide in the sliding groove on the sliding rail; the cross section of the sliding block and the sliding groove are dovetail-shaped, so that the sliding block only moves along the length direction of the sliding groove and cannot be separated from the sliding groove when sliding in the sliding groove, and the effect that the door plate can normally slide on the sliding rail is achieved.
Further, the rotating piece comprises a rotating shaft and a rotating disc, wherein the rotating shaft is arranged on the starting box in a penetrating mode, the rotating disc is arranged at one end, located outside the starting box, of the rotating shaft, a first bevel gear is arranged at one end, located inside the starting box, of the rotating shaft, and a second bevel gear meshed with the first bevel gear is arranged in the middle of the screw rod.
When the screw rod is required to rotate, the rotating disc positioned outside the starting box is rotated by hand, and the rotating disc drives the rotating shaft to rotate on the starting box, so that the first bevel gear on the rotating shaft is driven to rotate; because the first bevel gear is meshed with the second bevel gear arranged on the screw rod, the second bevel gear can rotate along with the rotation of the first bevel gear, so that the screw rod is smoothly driven to rotate, and the effect of driving the screw rod to rotate more conveniently is achieved.
Further, the screw threads on two sides of the second bevel gear rotate oppositely, the screw threads on two sides of the second bevel gear are sleeved with the sleeve, the driving piece comprises a hinge rod which is arranged on the door plate in the starting box in a hinged mode, the hinge point of the hinge rod and the door plate is located in the middle of the hinge rod, kidney-shaped holes are formed in the rod wall on two sides of the hinge point of the hinge rod, a first lug which slides in the kidney-shaped holes on one side of the hinge rod is arranged on the sleeve, a second lug which slides in the other kidney-shaped holes is arranged on the cross rod, and a guide seat which allows the cross rod to slide and pass through is fixedly arranged on the door plate.
By implementing the technical scheme, when the screw rod rotates, as the screw threads on the screw rods on two sides of the second bevel gear rotate oppositely, two sleeves which are in threaded sleeve on the screw rod can be mutually close to or far away from each other along with the rotation of the screw rod; when the two sleeves are close to each other, the first lug on the sleeve slides in the kidney-shaped hole, so that one section of the hinging rod close to the sleeve is gradually inclined, and one section of the hinging rod close to the cross rod is also gradually inclined, thereby pushing the second lug in the other kidney-shaped hole to slide, and under the guiding action of the guide seat, the cross rod can be pushed to move in the horizontal direction away from the starting box; similarly, when the two sleeves are close to each other, the cross rod is pulled to move in the horizontal direction close to the starting box, so that the effect of relatively visual and convenient driving is achieved.
Further, rolling bearings attached to the kidney-shaped holes are sleeved on the first protruding blocks and the second protruding blocks.
By implementing the technical scheme, the arrangement of the rolling bearing enables the sliding of the first lug and the second lug in the kidney-shaped hole to be changed into rolling, so that the effect of enabling movement to be smoother is achieved.
Further, the one end that is located the horizontal pole on the door plant and keeps away from the start-up box is provided with the drive box, the one end that the start-up box was kept away from to the horizontal pole slides and wears to establish in the drive box, wear to be equipped with the length direction in the drive box and the length direction looks vertically of horizontal pole slide bar, the impeller is including articulated the inclined rod that sets up the tip that is located the drive box on the horizontal pole and articulated the sleeve pipe that sets up and keep away from the horizontal pole end at the inclined rod, sleeve pipe slip cap is established on the slide bar, the sleeve pipe with connect through the connecting rod between the montant.
By implementing the technical scheme, when the cross rod is pushed to move in the horizontal direction far away from the starting box side, the cross rod gradually enters the driving box through the guide seat, and as one end of the inclined rod is hinged with the end part of the cross rod positioned in the driving box and the other end of the inclined rod is hinged with the sleeve sleeved on the sliding rod in a sliding way, the inclined rod is pushed to deviate in the length direction parallel to the sliding rod along with the movement of the cross rod, and at the moment, the sleeve is pushed to move on the sliding rod far away from the cross rod side; and the sleeve pipe passes through the connecting rod to be connected with the montant, so the montant can be along with sheathed tube removal to keeping away from the horizontal pole side and remove to in making the horizontal pole can insert grafting portion, reach comparatively direct-viewing and convenient effect of drive.
Further, a compression spring is arranged between the sleeve and the end part of the sliding rod, and the compression spring is sleeved on the sliding rod.
By implementing the technical scheme, when the sleeve moves towards the end part close to the sliding rod, the compression spring is compressed; when the sleeve is required to move towards the end part far away from the sliding rod, the compression elastic force generated by the compression spring is along the length direction of the sliding rod, so that the sleeve can be easily pulled back by the cross rod and the inclined rod, and the vertical rod inserted into the plug-in part can be smoothly separated from the plug-in part.
Further, a guide cylinder communicated with the inside of the driving box is arranged on the outer wall of the driving box, and the vertical rod is arranged in the guide cylinder in a sliding penetrating mode.
By implementing the technical scheme, the guide cylinder is arranged, so that the vertical rod can only generate displacement in the vertical direction and is not easy to generate offset in other directions.
Further, the anti-rotation piece comprises an inserting block arranged on the sleeve, a slot for the inserting block to insert and slide is formed in the starting box, and the length direction of the slot is parallel to the length direction of the screw rod.
By means of the technical scheme, the sleeve can drive the insert to move along the length direction of the screw rod under moving, so that the insert can move along the slot under the condition of being inserted into the slot, and the sleeve is held when the insert is inserted into the slot, so that the insert can limit the rotation of the sleeve, and the effect of preventing the sleeve from rotating on the screw rod is achieved.
Further, a plurality of balls in contact with the sliding rod are arranged on the inner wall of the sleeve.
By means of the technical scheme, the sleeve can be smoother when the sleeve moves in the length direction of the sliding rod due to the arrangement of the balls, and therefore the effect that the sleeve is not easy to be clamped in the moving process is achieved.
In summary, the invention has the following beneficial effects:
1. the push-pull type civil air defense door is arranged so that the opening and closing range only occupies the door thickness range area of the wall when the door is opened and closed, and the occupied space is small; the door frame slides on the sliding rail to form a simple support structure, so that the long-term opening stress is reduced and the influence is small; finally, the door is opened and closed in a push-pull mode, so that the door can be normally closed under the condition that barriers exist inside and outside the door;
2. the cross section shapes of the sliding block and the sliding groove are dovetail, so that the sliding block only moves along the length direction of the sliding groove and cannot be separated from the sliding groove when sliding in the sliding groove, and the effect that the door plate can normally slide on the sliding rail is achieved;
3. the setting of ball makes the sleeve pipe when the length direction of slide bar removes, can be more smooth and easy to reach the effect that makes the sleeve pipe be difficult for being blocked at the removal in-process.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a partial cross-sectional and exploded view of an embodiment of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2;
fig. 4 is an enlarged view of a portion B in fig. 2;
fig. 5 is an enlarged view of a portion C in fig. 2.
Reference numerals: 1. a door frame; 11. a slide rail; 111. a plug-in part; 112. a chute; 2. a door panel; 21. starting the box; 211. slotting; 22. a cross bar; 221. a second bump; 23. a vertical rod; 231. a connecting rod; 24. a slide block; 25. a hinge rod; 251. waist-shaped holes; 26. a guide seat; 27. a drive box; 271. a slide bar; 272. a compression spring; 273. a guide cylinder; 3. a screw rod; 31. a second bevel gear; 32. a sleeve; 321. a first bump; 322. inserting blocks; 4. a rotating member; 41. a rotating shaft; 411. a first bevel gear; 42. a rotating disc; 5. a pushing member; 51. an inclined lever; 52. a sleeve; 521. a ball; 6. a rolling bearing.
Detailed Description
The technical scheme of the embodiment of the invention will be described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, a push-pull type civil air defense door comprises a door frame 1 and a door plate 2, wherein slide rails 11 are arranged on the door frame 1 and positioned on the upper side and the lower side of the door plate 2, the door plate 2 can slide between the two slide rails 11 on the door frame 1, a sliding block 24 is arranged on the door plate 2 close to the slide rails 11, a sliding groove 112 is formed on the side, facing the sliding block 24, of the slide rails 11, and the sliding groove 112 can enable the sliding block 24 to slide in the length direction of the sliding rail 11; in the present embodiment, the cross-sectional shapes of the sliding block 24 and the sliding slot 112 are dovetail shapes.
When the door panel 2 slides on the sliding rail 11, the sliding block 24 arranged on the door panel 2 also slides in the sliding groove 112 on the sliding rail 11; since the cross-sectional shapes of the slide block 24 and the slide groove 112 are dovetail shapes, the slide block 24 only moves along the length direction of the slide groove 112 and does not separate from the slide groove 112 when sliding in the slide groove 112, thereby achieving the effect that the door panel 2 can normally slide on the slide rail 11.
As shown in fig. 2 and 4, the center of the door panel 2 is provided with a start box 21, the inside of the start box 21 is hollow, a screw rod 3 is rotatably arranged on the start box 21, a rotating member 4 for driving the screw rod 3 to rotate is arranged on the start box 21, the rotating member 4 comprises a rotating shaft 41 and a rotating disc 42, the rotating shaft 41 is rotatably arranged on the start box 21 in a penetrating manner, the rotating disc 42 is arranged at one end of the rotating shaft 41 outside the start box 21, a first bevel gear 411 is arranged at one end of the rotating shaft 41 in the start box 21, a second bevel gear 31 is arranged in the middle of the screw rod 3, and the second bevel gear 31 is meshed with the first bevel gear 411.
When the screw rod 3 is required to rotate, the rotating disc 42 positioned outside the starting box 21 is rotated by hand, and the rotating disc 42 drives the rotating shaft 41 to rotate on the starting box 21, so that the first bevel gear 411 on the rotating shaft 41 is driven to rotate; since the first bevel gear 411 is engaged with the second bevel gear 31 provided on the screw 3, the second bevel gear 31 rotates with the rotation of the first bevel gear 411, thereby smoothly driving the screw 3 to rotate.
As shown in fig. 2 and 4, the screw threads on the screw rod 3 at two sides of the second bevel gear 31 are opposite in rotation direction, a sleeve 32 is sleeved on the screw rod 3 at two sides of the second bevel gear 31 in a screw thread manner, and an inner screw thread matched with the screw threads of the screw rod 3 is arranged on the inner wall of the sleeve 32, so that the sleeve 32 moves along the length direction of the screw rod 3; the sleeve 32 is provided with an insertion block 322, and the start box 21 is provided with a slot 211 for the insertion block 322 to insert and slide, and the length direction of the slot 211 is parallel to the length direction of the screw rod 3.
The sleeve 32 can drive the insert block 322 to move along the length direction of the screw rod 3 under the movement, so that the insert block 322 can move along the slot 211 under the condition of being inserted into the slot 211, and at the moment, the sleeve 32 is distinguished when the insert block 322 is inserted into the slot 211, so that the insert block 322 can limit the rotation of the sleeve 32, and the effect of preventing the sleeve 32 from autorotation on the screw rod 3 is achieved.
As shown in fig. 2 and 4, the two sides of the door plate 2, which are positioned on the starting box 21, are respectively provided with a cross rod 22, the cross rods 22 are parallel to the length direction of the screw rod 3, one ends of the cross rods 22 on the two sides are respectively inserted into the starting box 21 in a sliding manner, and the two cross rods 22 are respectively inserted into a guide seat 26 in a sliding manner; the driving piece is arranged in the starting box 21, the driving piece can drive the cross rod 22 to generate displacement in the horizontal direction under the rotation of the screw rod 3, the driving piece is a hinge rod 25 which is arranged on the door plate 2 and positioned in the starting box 21, the hinge point of the hinge rod 25 and the door plate 2 is positioned in the middle of the hinge rod 25, kidney-shaped holes 251 are formed in the rod walls positioned on two sides of the hinge point on the hinge rod 25, a first lug 321 is arranged on the sleeve 32, the first lug 321 can slide in the kidney-shaped holes 251 on one side of the hinge rod 25, a second lug 221 which slides in the other kidney-shaped holes 251 is arranged on the cross rod 22, rolling bearings 6 which are attached to the kidney-shaped holes 251 are sleeved on the first lug 321 and the second lug 221, and the sliding of the first lug 321 and the second lug 221 in the kidney-shaped holes 251 are changed into rolling, so that the movement is smoother.
When the screw rod 3 rotates, the screw threads on the screw rod 3 on two sides of the second bevel gear 31 are opposite in rotation direction, so that the two sleeves 32 which are in threaded sleeve on the screw rod 3 can be mutually close to or far away from each other along with the rotation of the screw rod 3; when the two sleeves 32 are close to each other, the first protruding block 321 on the sleeve 32 rolls in the kidney-shaped hole 251, so that a section of the hinge rod 25 close to the sleeve 32 is gradually inclined, and a section of the hinge rod 25 close to the cross rod 22 is also gradually inclined, so as to push the second protruding block 221 in the other kidney-shaped hole 251 to roll, and under the guiding action of the guide seat 26, the cross rod 22 is pushed to move in a horizontal direction away from the starting box 21; similarly, when the two sleeves 32 are close, the cross bar 22 is pulled to move in the horizontal direction close to the starting box 21, so that the effect of relatively visual and convenient driving is achieved.
As shown in fig. 2 and 3, a vertical rod 23 is arranged on the door panel 2, the vertical rods 23 are arranged on the upper side and the lower side of one end, far away from the starting box 21, of the cross rod 22, namely, four vertical rods 23 are arranged, the length direction of the vertical rod 23 is perpendicular to the length direction of the cross rod 22, a pushing piece 5 is arranged between the cross rod 22 and the vertical rod 23, the pushing piece 5 can drive the vertical rod 23 to displace in the vertical direction when the cross rod 22 displaces in the horizontal direction, and a plug-in part 111 for inserting the vertical rod 23 is arranged on the sliding rail 11; in this embodiment, the plugging portion 111 is a plugging tube disposed on the track, and the plugging tube is provided with a jack into which the vertical rod 23 is inserted.
As shown in fig. 2 and 5, the end of the door plate 2, which is far away from the starting box 21, is provided with driving boxes 27, namely, two driving boxes 27 are arranged on the left side and the right side of the starting box 21, one end, which is far away from the starting box 21, of the cross rod 22 is slidably penetrated in the driving boxes 27, a sliding rod 271 is penetrated in the driving boxes 27, and the length direction of the sliding rod 271 is mutually perpendicular to the length direction of the cross rod 22; the pusher 5 comprises two tilting bars 51 and a sleeve 52, the two tilting bars 51 being arranged in a hinged manner on the cross bar 22 at the end thereof located in the drive box 27 and being inclined away from each other; the sleeve 52 is hinged at one end of the inclined rod 51 far away from the cross rod 22, the sleeve 52 is sleeved on the sliding rod 271 in a sliding manner, and a plurality of balls 521 contacted with the sliding rod 271 are arranged on the inner wall of the sleeve 52; the sleeve 52 is connected with the vertical rod 23 through a connecting rod 231.
When the cross bar 22 is pushed to move in the horizontal direction far away from the side of the start box 21, the cross bar 22 gradually enters the drive box 27 through the guide seat 26, and one end of the inclined bar 51 is hinged with the end of the cross bar 22 positioned in the drive box 27, and the other end is hinged with the sleeve 52 sleeved on the sliding bar 271 in a sliding manner, so that the inclined bar 51 is pushed to shift in the length direction parallel to the sliding bar 271 along with the movement of the cross bar 22, and at the moment, the sleeve 52 is pushed to move on the sliding bar 271 far away from the side of the cross bar 22; the sleeve 52 is connected with the vertical rod 23 through the connecting rod 231, so that the vertical rod 23 moves away from the cross rod 22 along with the movement of the sleeve 52, and the cross rod 22 can be smoothly inserted into the jack.
As shown in fig. 2 and 5, a compression spring 272 is provided between the sleeve 52 and the end of the sliding rod 271, the compression spring 272 is sleeved on the sliding rod 271, and when the sleeve 32 moves toward the end close to the sliding rod 271, the compression spring 272 is compressed; when the sleeve 32 is required to move towards the end far from the sliding rod 271, the compression spring force generated by the compression spring 272 is along the length direction of the sliding rod 271, so that the sleeve 32 can be easily pulled back by the cross rod 22 and the inclined rod 51, and the vertical rod 23 inserted into the jack can be smoothly separated from the jack; the outer wall of the driving box 27 is provided with a guide cylinder 273 communicated with the inside of the driving box 27, and the vertical rod 23 is arranged in the guide cylinder 273 in a sliding way; the guide cylinder 273 is provided so that the vertical rod 23 can be displaced only in the vertical direction without being easily displaced in other directions.
The specific working process comprises the following steps: when the push-pull type civil air defense door is used for closing the door plate 2 on the door frame 1, firstly, the rotating disc 42 is manually rotated to enable the screw rod 3 to start rotating, the two sleeves 32 are gradually separated from each other, so that the cross rod 22 connected with the sleeves 32 through the hinging rod 25 moves towards the horizontal direction close to the vertical rod 23, the inclined rod 51 is moved by the cross rod 22 at the moment to push the sleeves 52 on the sliding rod 271 to separate away from each other, the vertical rods 23 positioned at two sides of the cross rod 22 move towards the vertical direction far from the cross rod 22, and the vertical rods 23 are inserted into the inserting connection parts 111 positioned on the rails in the moving process, so that the door plate 2 is fixed on the door frame 1; similarly, when the door panel 2 needs to be opened, the rotating disc 42 is reversely rotated to rotate the screw rod 3, so that the cross rod 22 is driven to move in the horizontal direction away from the vertical rod 23, at this time, the cross rod 22 is pulled back again under the cooperation of the hinge rod 25 and the compression spring 272, so that the two sleeves 52 on the sliding rod 271 are close to each other, the vertical rod 23 is pushed to be separated from the plug-in part 111, and finally, the door panel 2 is pushed to enable the door panel 2 to displace in the length direction of the rail, so that the door panel 2 is successfully opened. The push-pull type civil air defense door is arranged so that the opening and closing range only occupies the door thickness range area of the wall when the door is opened and closed, and the occupied space is small; the door frame 1 slides on the sliding rail 11 to be of a simple support structure, so that the long-term opening stress is reduced and the influence is small; finally, the door is opened and closed in a push-pull mode, so that the door can be normally closed under the condition that barriers exist inside and outside the door.
Claims (8)
1. The utility model provides a push-pull type civil air defense door, includes door frame (1) and door plant (2), a serial communication port, be located door plant (2) upper and lower both sides on door frame (1) and be provided with supply door plant (2) gliding slide rail (11) on door frame (1), the face center department of door plant (2) is provided with starts box (21), the inside cavity setting of start box (21), it wears to be equipped with lead screw (3) to rotate on start box (21), be provided with on start box (21) and be used for driving lead screw (3) pivoted rotating member (4), be located start box (21) both sides on door plant (2) and be provided with horizontal pole (22), both sides one end of horizontal pole (22) is all sliding grafting in start box (21), be provided with in start box (21) and drive piece that drive horizontal pole (22) produced the displacement in the horizontal direction under the rotation of lead screw (3), the upper and lower both sides that are located on door plant (2) horizontal pole (22) one end keep away from start box (21) all are provided with length direction and horizontal pole (22) pivoted rotating member (4), be provided with vertical displacement (23) between montant (23) and the vertical displacement production of montant (23) in the horizontal direction when producing (5), the sliding rail (11) is provided with an inserting part (111) for inserting the vertical rod (23);
the rotating piece (4) comprises a rotating shaft (41) penetrating through the starting box (21) in a rotating mode and a rotating disc (42) arranged at one end, located outside the starting box (21), of the rotating shaft (41), a first bevel gear (411) is arranged at one end, located inside the starting box (21), of the rotating shaft (41), and a second bevel gear (31) meshed with the first bevel gear (411) is arranged in the middle of the screw rod (3);
screw threads on two sides of the second bevel gear (31) are opposite in rotation direction, sleeves (32) are sleeved on two sides of the second bevel gear (31) on the screw rod (3), rotation stopping pieces for preventing the sleeves (32) from rotating on the screw rod (3) are arranged on the sleeves (32), the driving pieces comprise hinging rods (25) which are hinged to a door plate (2) and located in a starting box (21), hinging points of the hinging rods (25) and the door plate (2) are located in the middle of the hinging rods (25), kidney-shaped holes (251) are formed in rod walls on two sides of the hinging points of the hinging rods (25), first protruding blocks (321) which slide in the kidney-shaped holes (251) on one side of the hinging rods (25) are arranged on the sleeves (32), second protruding blocks (221) which slide in the other kidney-shaped holes (251) are arranged on the cross rods (22), and guide seats (26) for the cross rods (22) to slide and penetrate are fixedly arranged on the door plate (2).
2. The push-pull type civil air defense door according to claim 1, wherein a sliding block (24) is arranged on the door plate (2) close to the side of the sliding rail (11), a sliding groove (112) for the sliding block (24) to slide in the length direction of the sliding rail (11) is formed on the sliding rail (11) opposite to the side of the sliding block (24), and the sectional shapes of the sliding block (24) and the sliding groove (112) are dovetail shapes.
3. The push-pull type civil air defense door according to claim 1 is characterized in that the first protruding block (321) and the second protruding block (221) are respectively sleeved with a rolling bearing (6) which is jointed with the kidney-shaped hole (251).
4. The push-pull type civil air defense door according to claim 1, wherein the door plate (2) is provided with a driving box (27) at one end of the cross rod (22) far away from the starting box (21), one end of the cross rod (22) far away from the starting box (21) is slidably arranged in the driving box (27), a sliding rod (271) perpendicular to the length direction of the cross rod (22) in the length direction is arranged in the driving box (27) in a penetrating manner, the pushing piece (5) comprises an inclined rod (51) hinged to the end part, located in the driving box (27), of the cross rod (22) and a sleeve (52) hinged to the end, far away from the cross rod (22), of the inclined rod (51), the sleeve (52) is slidably sleeved on the sliding rod (271), and the sleeve (52) is connected with the vertical rod (23) through a connecting rod (231).
5. The push-pull type civil air defense door according to claim 4 is characterized in that a compression spring (272) is arranged between the sleeve (52) and the end part of the sliding rod (271), and the compression spring (272) is sleeved on the sliding rod (271).
6. The push-pull type civil air defense door according to claim 4, wherein a guide cylinder (273) communicated with the inside of the driving box (27) is arranged on the outer wall of the driving box (27), and the vertical rod (23) is slidably arranged in the guide cylinder (273).
7. A push-pull type civil air defense door according to claim 1, wherein the rotation stopping member comprises an insertion block (322) arranged on a sleeve (32), a slot (211) for the insertion of the insertion block (322) and sliding is arranged in the starting box (21), and the length direction of the slot (211) is parallel to the length direction of the screw rod (3).
8. A push-pull type civil air defense door according to claim 4 wherein a plurality of balls (521) contacting the sliding rod (271) are provided on the inner wall of the sleeve (52).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810944222.7A CN108825082B (en) | 2018-08-18 | 2018-08-18 | Push-pull type civil air defense door |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810944222.7A CN108825082B (en) | 2018-08-18 | 2018-08-18 | Push-pull type civil air defense door |
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| CN108825082A CN108825082A (en) | 2018-11-16 |
| CN108825082B true CN108825082B (en) | 2023-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810944222.7A Active CN108825082B (en) | 2018-08-18 | 2018-08-18 | Push-pull type civil air defense door |
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| CN111577077A (en) * | 2020-05-11 | 2020-08-25 | 苏州淳熙人防设备有限公司 | Processing method of high-strength alloy for civil air defense door |
| CN112160687B (en) * | 2020-05-19 | 2022-08-02 | 济南市人防建筑设计研究院有限责任公司 | Track sealing door for underground civil air defense facility |
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| CN108825082A (en) | 2018-11-16 |
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