CN210888658U - Novel labor-saving opening and closing civil air defense door - Google Patents
Novel labor-saving opening and closing civil air defense door Download PDFInfo
- Publication number
- CN210888658U CN210888658U CN201921336745.XU CN201921336745U CN210888658U CN 210888658 U CN210888658 U CN 210888658U CN 201921336745 U CN201921336745 U CN 201921336745U CN 210888658 U CN210888658 U CN 210888658U
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- 230000007123 defense Effects 0.000 title claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a new-type laborsaving people's air defense door that opens and shuts, including the door plant and fix last piece and the lower piece of propping up on the door plant, it is fixed with the door-hinge to go up on piece and the lower piece of propping up, the door-hinge is last, the lower extreme has all cup jointed the pressure bearing who is located last piece and lower piece department, the upper and lower end and the two pressure bearing of door-hinge are installed respectively on the door frame of wall body, the top of door-hinge is equipped with the driving piece, the driving piece is including fixing the casing on the wall body, it is connected with the pivot to rotate on the casing, be fixed with first gear in the pivot, it is connected with the second gear with first gear engagement to rotate on the casing, the pivot is together fixed with the door-hinge, be fixed with the axostylus axostyle on the second gear, the below of axostyl. The utility model discloses structural design is ingenious, reasonable, can laborsaving people's air defense door that opens and shuts, is worth popularizing and applying.
Description
Technical Field
The utility model relates to a door, especially a new-type laborsaving people's air defense door that opens and shuts.
Background
The civil air defense door is a door of an entrance and an exit of a civil protection project, and due to the particularity of the civil air defense door, the civil air defense door is thick in material, so that the civil air defense door is heavy and approximately 1 ton, and due to the large mass of the civil air defense door, the door shaft area bears all the weight of the civil air defense door, so that the friction force is huge, and the civil air defense door is very hard to open and close.
Chinese utility model patent CN 208564353U discloses a steel construction people's air defense door, and this kind of people's air defense door is the mode that adopts the door-hinge direct mount on the door frame to it is big to have led to the fact frictional force, and it is inconvenient not only to install people's air defense door, opens moreover, closes people's air defense door also very labouring.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve above-mentioned prior art's shortcoming, provide a new-type laborsaving people's air defense door that opens and shuts that can laborsaving, satisfied the user laborsaving demand when opening and shutting people's air defense door.
The utility model provides a technical scheme that its technical problem adopted: the novel labor-saving opening and closing civil air defense door comprises a door plate, an upper support block and a lower support block, wherein the upper support block and the lower support block are fixed with a door spindle, the upper end and the lower end of the door spindle are respectively sleeved with a pressure bearing positioned at the upper support block and the lower support block, the upper end and the lower end of the door spindle are respectively installed on a door frame of a wall body, a driving piece is arranged above the door spindle and comprises a shell fixed on the wall body, a rotating shaft is rotatably connected onto the shell and fixed with a first gear, a second gear meshed with the first gear is rotatably connected onto the shell and fixed together with the door spindle, a shaft lever is fixed onto the second gear, a rotating rod is arranged below the shaft lever, a universal joint is fixed between the rotating rod and the shaft lever, and a door lock device used for opening and closing the door plate is installed on the door plate. The pressure bearing has the effects that the friction force between the upper support block and the door frame and the friction force between the lower support block and the door frame can be greatly reduced, so that the civil air defense door can be opened and closed in a labor-saving manner; the driving piece can conveniently open and close the civil air defense door, and the heavy civil air defense door does not need to be pushed manually; the working principle of the driving part is as follows: the rotating rod is manually rotated, the rotating rod drives the shaft rod to rotate, the shaft rod drives the second gear to rotate, the second gear drives the first gear to rotate, the first gear drives the rotating shaft to rotate, so that the door shaft is driven to rotate, the door plate is driven to rotate to close the door plate, and the transmission ratio between the second gear and the first gear is 5:1, so that the door shaft is driven to rotate more labor-saving; the universal joint has the advantages that the rotating rod can rotate at any angle to drive the shaft lever to rotate, so that the door plate is driven to rotate more labor-saving; the door lock device is used for opening and closing the civil defense door.
Further perfection, a servo motor is fixed on the shell, and a third gear meshed with the second gear is fixed at an output shaft of the servo motor. The servo motor is used for driving the third gear to rotate, the third gear drives the second gear to rotate, the second gear drives the first gear to rotate, the servo motor can be used for driving the civil air defense door to be opened and closed, and therefore the effect of opening and closing the civil air defense door in a labor-saving mode is achieved.
Further perfection, door lock device includes the pinning mechanism of left and right relative setting, pinning mechanism includes the linkage insertion piece of upper and lower relative setting, the linkage insertion piece is including fixing the first guide seat on the door plant, it has the bolt to vertically peg graft on the first guide seat, all articulated on two bolts have the connecting rod, the outer end of two connecting rods is articulated together, be equipped with between two pinning mechanisms and pull the piece, it includes the rolling disc of rotation connection on the door plant to pull the piece, eccentric articulated the connection pull rod that has a pair of symmetry setting on the rolling disc, two connection pull rods are articulated together with two connecting rods of both sides respectively, be fixed with the bull stick on the profile face on the rolling disc. The door lock device has the effects that the door lock device can open and close the anti-theft door conveniently and efficiently in a labor-saving manner; the operating principle of the door lock device here is: the rotating rod is broken off, the rotating rod drives the rotating disc to rotate, the rotating disc can drive the connecting pull rod eccentrically arranged on the rotating disc to be pulled, so that the two connecting rods are pulled, and the two connecting rods can drive the bolt to move outwards and be inserted into the rotating hole of the door frame after being pulled; the first guide seat has the function of guiding the bolt to move longitudinally, so that the uniqueness of the moving direction of the bolt is ensured, the impact strength on the transverse force resistance of the bolt can be improved, and the impact resistance of the civil air defense door is greatly improved.
The door plate is further improved, the rotating rod is inserted with an inserting rod, the inserting rod is provided with a pull ring, the rotating rod is provided with a compression spring for pressing the inserting rod to move towards the door plate, and the door plate is provided with a group of inserting holes matched with the inserting rod. The inserted link, the pull ring and the compression spring have the effects that after the rotating rod rotates for a certain angle, the rotating rod can be limited, so that the rotating disc is prevented from returning due to the influence of external force vibration, and the bolts are prevented from being separated from the lock hole of the door frame.
Further perfection, the door plate is provided with a pair of second guide seats which are rotatably connected with the door plate, and the two connecting pull rods are respectively inserted in the two second guide seats. The second guide seat has the effects that the two connecting rods can run more stably, and the situation that the two connecting rods are bent due to overlarge stress is avoided; the effect that here second guide holder rotates to be connected and sets up on the door plant is, when connecting the pull rod and being driven by the rolling disc, the angle of connecting the pull rod can change to second guide holder rotates to be connected and can follow the guide connection pull rod that goes that changes along with connecting the pull rod angle change on the door plant, when avoiding connecting the pull rod and being driven by the rolling disc, takes place to connect the condition emergence that the pull rod was blocked by the second guide holder.
Further perfection, the outer end of the door plate is fixed with a pull rod. The function of the pull rod is to apply force on the pull rod, so that the civil air defense door can be opened more conveniently.
Further perfecting, being provided with the circle groove on the door plant, installing the sealing washer of circle form on the circle groove. The inner ring-shaped groove and the sealing ring have the effects that the civil air defense door has better sealing performance, and also has the buffering effect when the civil air defense door is closed on the door frame, so that the noise is avoided, and the service life of the civil air defense door is prolonged.
The utility model discloses profitable effect is: the utility model has the advantages of ingenious, reasonable of structural design, utilize pressure bearing can greatly reduced go up a piece, lower frictional force between piece and the door frame to can laborsaving open and close people's air defense door, utilize can conveniently opening, close people's air defense door of driving piece, need not the manual work and go to push away heavy people's air defense door, utilize locks can laborsaving, the efficient goes to open and close people's air defense door, thereby make people's air defense door open, close and pin all very laborsaving, save worry, be worth popularizing and applying.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a driving member of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 4 is a sectional view taken along line B-B of fig. 1.
Description of reference numerals: door plate 1, jack 1-1, circular groove 1-2, upper supporting block 2, lower supporting block 3, door shaft 4, pressure bearing 5, door frame 6, driving piece 7, shell 7-1, rotating shaft 7-2, first gear 7-3, second gear 7-4, shaft rod 7-4a, rotating rod 7-5, universal joint 7-6, third gear 7-7, door lock device 8, locking mechanism 8-1, linkage inserting piece 8-1a, first guide seat 8a-1a, bolt 8b-1a, connecting rod 8c-1a, pulling piece 8-2, rotating disk 8-2a, connecting pull rod 8-2b, rotating rod 8-2c, servo motor 9, inserting rod 10, pull ring 11, compression spring 12, second guide seat 13, sealing ring 15, a wall 16.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
with reference to the accompanying drawings: the novel labor-saving opening and closing civil air defense door comprises a door panel 1, an upper support block 2 and a lower support block 3 which are fixed on the door panel 1, a door shaft 4 is fixed on the upper support block 2 and the lower support block 3, pressure bearings 5 which are positioned at the upper support block 2 and the lower support block 3 are sleeved at the upper end and the lower end of the door shaft 4, the upper end and the lower end of the door shaft 4 and the two pressure bearings 5 are respectively arranged on a door frame 6 of a wall body, a driving piece 7 is arranged above the door shaft 4, the driving piece 7 comprises a shell 7-1 which is fixed on the wall body, a rotating shaft 7-2 is rotatably connected on the shell 7-1, a first gear 7-3 is fixed on the rotating shaft 7-2, a second gear 7-4 which is meshed with the first gear 7-3 is rotatably connected on the shell 7-1, the rotating shaft 7-2 is fixed with the door shaft 4, a shaft lever 7-4, a rotating rod 7-5 is arranged below the shaft lever 7-4a, a universal joint 7-6 is fixed between the rotating rod 7-5 and the shaft lever 7-4a, and a door lock device 8 for opening and closing the door panel 1 is arranged on the door panel 1.
A servo motor 9 is fixed on the shell 7-1, and a third gear 7-7 meshed with the second gear 7-4 is fixed at the output shaft of the servo motor 9.
The door lock device 8 comprises a locking mechanism 8-1 which is oppositely arranged at the left and right, the locking mechanism 8-1 comprises a linkage inserting piece 8-1a which is oppositely arranged at the upper and lower parts, the linkage inserting piece 8-1a comprises a first guide seat 8a-1a which is fixed on the door plate 1, a bolt 8b-1a is longitudinally inserted on the first guide seat 8a-1a, the two bolts 8b-1a are both hinged with a connecting rod 8c-1a, the outer ends of the two connecting rods 8c-1a are hinged together, a pulling piece 8-2 is arranged between the two locking mechanisms 8-1, the pulling piece 8-2 comprises a rotating disc 8-2a which is rotatably connected on the door plate 1, a pair of symmetrically arranged connecting pull rods 8-2b are eccentrically hinged on the rotating disc 8-2a, the two connecting pull rods 8-2b are respectively hinged with the two connecting rods 8c-1a at the two sides, a rotating rod 8-2c is fixed on the contour surface of the rotating disc 8-2 a.
An inserting rod 10 is inserted on the rotating rod 8-2c, a pull ring 11 is arranged on the inserting rod 10, a compression spring 12 for pressing the inserting rod 10 towards the door panel 1 is arranged on the rotating rod 8-2c, and a group of inserting holes 1-1 matched with the inserting rod 10 are formed in the door panel 1.
The door plate 1 is provided with a pair of second guide seats 13 which are rotatably connected on the door plate 1, and the two connecting pull rods 8-2b are respectively inserted at the two second guide seats 13.
A pull rod 14 is fixed at the outer end of the door panel 1.
The door panel 1 is provided with a ring-shaped groove 1-2, and a ring-shaped sealing ring 15 is arranged on the ring-shaped groove 1-2.
The utility model discloses a theory of operation: when the civil air defense door needs to be opened, only the rotating rod 7-5 needs to be manually rotated, the rotating rod 7-5 drives the shaft rod to rotate 7-4a, the shaft rod 7-4a drives the second gear 7-4 to rotate, the second gear 7-4 drives the first gear 7-3 to rotate, and the first gear 7-3 drives the rotating shaft 7-2 to rotate, so that the door shaft 4 is driven to rotate, and the door plate 1 is driven to rotate and the civil air defense door is opened; the operating principle of the door locking device 8 here is: pulling the pull ring 11 to enable the insertion rod 10 to be separated from the insertion hole 1-1, wrestling the rotating rod 8-2c, driving the rotating disc 8-2a to rotate by the rotating rod 8-2c, driving the connecting pull rod 8-2b eccentrically installed on the rotating disc 8-2a to be pulled by the rotating disc 8-2a to pull the two connecting rods 8c-1a, driving the bolt 8b-1a to move outwards and be inserted into the rotating hole of the doorframe 6 after the two connecting rods 8c-1a are pulled, and then loosening the pull ring 11 to enable the insertion rod 10 to move downwards under the elastic force of the compression spring 12 and be inserted into the insertion hole 1-1 on the corresponding side, thereby completing the closing operation of the civil defense door.
While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims; in the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; in the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; the two elements may be connected mechanically or electrically, directly or indirectly through an intermediate medium, or be connected internally, and specific meanings of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Claims (7)
1. The utility model provides a new-type laborsaving people's air defense door that opens and shuts, includes door plant (1) and fixes last piece (2) and lower piece (3) on door plant (1), characterized by: the upper support block (2) and the lower support block (3) are fixed with a door shaft (4), the upper end and the lower end of the door shaft (4) are respectively sleeved with a pressure bearing (5) positioned at the upper support block (2) and the lower support block (3), the upper end and the lower end of the door shaft (4) and the two pressure bearings (5) are respectively installed on a door frame (6) of a wall body, a driving piece (7) is arranged above the door shaft (4), the driving piece (7) comprises a shell (7-1) fixed on the wall body, a rotating shaft (7-2) is rotatably connected on the shell (7-1), a first gear (7-3) is fixed on the rotating shaft (7-2), a second gear (7-4) meshed with the first gear (7-3) is rotatably connected on the shell (7-1), the rotating shaft (7-2) is fixed with the door shaft (4), a shaft lever (7-4 a) is fixed on the second gear (7-4), a rotating rod (7-5) is arranged below the shaft lever (7-4 a), a universal joint (7-6) is fixed between the rotating rod (7-5) and the shaft lever (7-4 a), and a door lock device (8) for opening and closing the door panel (1) is arranged on the door panel (1).
2. The novel labor-saving opening and closing civil air defense door as claimed in claim 1, which is characterized in that: a servo motor (9) is fixed on the shell (7-1), and a third gear (7-7) meshed with the second gear (7-4) is fixed at the output shaft of the servo motor (9).
3. The novel labor-saving opening and closing civil air defense door as claimed in claim 1, which is characterized in that: the door lock device (8) comprises a locking mechanism (8-1) which is oppositely arranged on the left and right, the locking mechanism (8-1) comprises a linkage inserting piece (8-1 a) which is oppositely arranged up and down, the linkage inserting piece (8-1 a) comprises a first guide seat (8 a-1 a) fixed on the door panel (1), a bolt (8 b-1 a) is longitudinally inserted on the first guide seat (8 a-1 a), two bolts (8 b-1 a) are hinged with a connecting rod (8 c-1 a), the outer ends of the two connecting rods (8 c-1 a) are hinged together, a pulling piece (8-2) is arranged between the two locking mechanisms (8-1), the pulling piece (8-2) comprises a rotating disc (8-2 a) which is rotatably connected on the door panel (1), and a pair of symmetrically arranged connecting pull rods (8-2 b) is eccentrically hinged on the rotating disc (8-2 a) The two connecting pull rods (8-2 b) are respectively hinged with the two connecting rods (8 c-1 a) at two sides, and the rotating rod (8-2 c) is fixed on the contour surface of the rotating disc (8-2 a).
4. The novel labor-saving opening and closing civil air defense door as claimed in claim 3, which is characterized in that: the door panel is characterized in that an insert rod (10) is inserted into the rotating rod (8-2 c), a pull ring (11) is installed on the insert rod (10), a compression spring (12) which presses the insert rod (10) towards the door panel (1) is installed on the rotating rod (8-2 c), and a group of insertion holes (1-1) matched with the insert rod (10) are formed in the door panel (1).
5. The novel labor-saving opening and closing civil air defense door as claimed in claim 1, which is characterized in that: the door plate (1) is provided with a pair of second guide seats (13) which are rotatably connected to the door plate (1), and the two connecting pull rods (8-2 b) are respectively inserted in the two second guide seats (13).
6. The novel labor-saving opening and closing civil air defense door as claimed in claim 1, which is characterized in that: the outer end of the door panel (1) is fixed with a pull rod (14).
7. The novel labor-saving opening and closing civil air defense door as claimed in claim 1, which is characterized in that: the door plate (1) is provided with a ring-shaped groove (1-2), and a sealing ring (15) is arranged on the ring-shaped groove (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921336745.XU CN210888658U (en) | 2019-08-16 | 2019-08-16 | Novel labor-saving opening and closing civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921336745.XU CN210888658U (en) | 2019-08-16 | 2019-08-16 | Novel labor-saving opening and closing civil air defense door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210888658U true CN210888658U (en) | 2020-06-30 |
Family
ID=71333733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921336745.XU Expired - Fee Related CN210888658U (en) | 2019-08-16 | 2019-08-16 | Novel labor-saving opening and closing civil air defense door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210888658U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459675A (en) * | 2020-11-24 | 2021-03-09 | 湖南金钢人防工程设备有限公司 | Civil air defense door with power assisting structure |
| CN115288538A (en) * | 2022-08-15 | 2022-11-04 | 上海松洋民防工程设备有限公司 | Hidden locking device of civil air defense door |
| CN118390935A (en) * | 2024-06-28 | 2024-07-26 | 福建金山人防设备制造有限公司 | Sound-insulation explosion-proof type civil air defense door |
-
2019
- 2019-08-16 CN CN201921336745.XU patent/CN210888658U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459675A (en) * | 2020-11-24 | 2021-03-09 | 湖南金钢人防工程设备有限公司 | Civil air defense door with power assisting structure |
| CN112459675B (en) * | 2020-11-24 | 2022-06-28 | 湖南金钢人防工程设备有限公司 | Civil air defense door with power assisting structure |
| CN115288538A (en) * | 2022-08-15 | 2022-11-04 | 上海松洋民防工程设备有限公司 | Hidden locking device of civil air defense door |
| CN118390935A (en) * | 2024-06-28 | 2024-07-26 | 福建金山人防设备制造有限公司 | Sound-insulation explosion-proof type civil air defense door |
| CN118390935B (en) * | 2024-06-28 | 2024-09-20 | 福建金山人防设备制造有限公司 | Sound-insulation explosion-proof type civil air defense door |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |