CN212202105U - Air door with closing device - Google Patents
Air door with closing device Download PDFInfo
- Publication number
- CN212202105U CN212202105U CN201921854720.9U CN201921854720U CN212202105U CN 212202105 U CN212202105 U CN 212202105U CN 201921854720 U CN201921854720 U CN 201921854720U CN 212202105 U CN212202105 U CN 212202105U
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- CN
- China
- Prior art keywords
- air door
- door frame
- door
- rod
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses an air door with closing device, including door frame, air door and closing device, the door frame side is seted up flutedly, the air door internal surface is provided with the bulge loop, bulge loop and groove position phase-match, air door surface upper portion central point puts and has seted up the visual window, the fan is all installed to air door surface lower part both sides, the fan outside is provided with the net bars, the lower extreme all is provided with clamping device on the door frame, fan and power electric connection. The utility model discloses frame department is provided with clamping device about the door frame, wherein realizes closed back at air door and door frame, and the staff can manually rotate the poker rod, drives and laminates each other between pinch-off blades and the air door to accomplish the secondary locking to the air door, realize the elasticity degree between spliced pole and the door frame through the nut, the utility model discloses an ingenious cooperation can realize opening and closed to the air door, high-efficient laborsaving has good using value.
Description
Technical Field
The utility model relates to a mining safety technical field especially relates to an air door with closing device.
Background
The air door is a main ventilation building which can not only block air flow but also can pass through vehicles and pedestrians under a coal mine, and has the function of ensuring that the underground air flow flows according to a specified route and direction and controlling the air flow. In order to avoid the air door from being opened, the air flow short circuit is caused, the whole ventilation system is damaged, more than two air doors are required to be arranged in the same roadway at least when the air door is arranged, the air door is locked, and meanwhile, the safety of pedestrians and vehicles when passing through the air door is also ensured.
The existing air door locking device is mostly limited by a steel wire rope installed on an air door to realize the locking function, because a rope belongs to flexible connection, when one door is completely opened, another door is tensioned, if one air door is opened, another air door is also opened partially, complete locking cannot be realized, the sealing property is not strong, and meanwhile, the rope is abraded due to long-term use, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving mine air door shutting performance unstability, and the not strong problem of leakproofness, the security performance and the air door that has closing device that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an air door with a closing device comprises a door frame, the side surface of the door frame is provided with a groove, the inner surface of the air door is provided with a convex ring, the convex ring is matched with the groove, the central position of the upper part of the outer surface of the air door is provided with a visual window, two sides of the lower part of the outer surface of the air door are respectively provided with a fan, the outer part of the fan is provided with a net grid, the upper end and the lower end of the door frame are respectively provided with a clamping device, the fan is electrically connected with a power supply, the closing device comprises a fixed plate, the top of the fixed plate is fixedly connected with a fixed clamping block, the fixed clamping block is provided with two fixed clamping blocks, the opposite surface of the fixed clamping block is rotatably connected with a first connecting rod through a rotating shaft, the top end of, bolts are arranged on the periphery of the connecting plate.
Preferably, a first hydraulic rod is fixedly mounted on the other side of the top of the fixing plate, the other end of the first hydraulic rod is rotatably connected with the outer wall of the middle end of a first connecting rod, a second hydraulic rod is fixedly connected with the outer wall of the upper end of the first connecting rod, and the other end of the second hydraulic rod is rotatably connected with the outer wall of the middle end of a second connecting rod.
Preferably, hinges are fixedly mounted on the upper frame and the lower frame on the side face of the door frame, and the other ends of the hinges are fixedly connected with the outer surface of the air door.
Preferably, clamping device includes the spliced pole, spliced pole one end outer wall is provided with the thread groove, threaded connection has the nut on the thread groove, the spliced pole middle-end is provided with the fixed block, the spliced pole other end rotates and is connected with the rotation cap, it is provided with clamp plate and poker rod respectively to rotate the cap side.
Preferably, a spring is arranged between the fixed block and the rotating cap and arranged on the outer wall of the connecting column.
Preferably, the poke rod and the clamping plate are perpendicular to each other, and the clamping plate is in contact with the outer surface of the air door.
The utility model has the advantages that:
1. when the air door needs to be closed, the first hydraulic rod is controlled by the switch to extend and retract to drive the first connecting rod to adjust the angle, then the second connecting rod is driven by the extension and contraction of the second hydraulic rod to realize angle adjustment, the connecting plate finally pushes the air door along with the contraction of the first hydraulic rod and the contraction of the second hydraulic rod to complete the closing between the air door and the door frame, when the air door needs to be opened, the first hydraulic rod and the second hydraulic rod are controlled to extend, so that the air door is driven to extend outwards, and the air door is finally opened, wherein, the inner surface of the air door is provided with a convex ring, the frame of the door frame is provided with grooves, the positions of the convex ring and the rest of the grooves are matched with each other, thereby realizing the close closure between the air door and the door frame, the fan is arranged on the outer surface of the air door, and the operation of the fan is controlled by the switch, so that the air in the mine hole is exhausted as soon as possible.
2. The utility model discloses, be provided with clamping device in the last lower frame department of door frame, wherein realize closed back at air door and door frame, the staff can manually rotate the poker rod, drive and laminate each other between pinch-off blades and the air door to accomplish the secondary locking to the air door, realize the elasticity degree between spliced pole and the door frame through the nut, the utility model discloses an ingenious cooperation can realize opening and being closed to the air door, high-efficient laborsaving has good using value.
Drawings
Fig. 1 is a front view of a damper with a closing device according to the present invention;
fig. 2 is a schematic view of an inner surface of an air door with a closing device according to the present invention;
fig. 3 is a sectional view of a door frame with a closing device according to the present invention;
fig. 4 is a schematic structural diagram of a closing device of an air door with a closing device according to the present invention;
fig. 5 is a schematic structural diagram of a clamping device of an air door with a closing device according to the present invention.
In the figure: 1 door frame, 2 air doors, 3 clamping devices, 4 hinges, 5 closing devices, 6 fans, 7 grids, 8 visual windows, 9 convex rings, 10 grooves, 11 fixing plates, 12 fixing clamping blocks, 13 rotating shafts, 14 first connecting rods, 15 first hydraulic rods, 16 second hydraulic rods, 17 second connecting rods, 18 connectors, 19 connecting plates, 20 nuts, 21 connecting columns, 22 springs, 23 rotating caps, 24 poking rods, 25 clamping plates and 26 fixing blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-5, an air door with a closing device comprises a door frame 1, an air door 2 and a closing device 5, wherein a groove 10 is formed in the side surface of the door frame 1, a convex ring 9 is arranged on the inner surface of the air door 2, the convex ring 9 is matched with the groove 10 in position, a visual window 8 is formed in the center of the upper portion of the outer surface of the air door 2, fans 6 are respectively installed on two sides of the lower portion of the outer surface of the air door 2, a net grid 7 is arranged outside each fan 6, clamping devices 3 are respectively arranged at the upper end and the lower end of the door frame 1, the fans 6 are electrically connected with a power supply, the closing device 5 comprises a fixing plate 11, a fixing clamping block 12 is fixedly connected to the top of the fixing plate 11, the fixing clamping block 12 is provided with two blocks in total, the opposite surfaces of, the other end of the connector 18 is fixedly connected with a connecting plate 19, bolts are arranged on the periphery of the connecting plate 19, a first hydraulic rod 15 is fixedly arranged on the other side of the top of the fixing plate 11, the other end of the first hydraulic rod 15 is rotatably connected with the outer wall of the middle end of the first connecting rod 14, a second hydraulic rod 16 is fixedly connected with the outer wall of the upper end of the first connecting rod 14, the other end of the second hydraulic rod 16 is rotatably connected with the outer wall of the middle end of the second connecting rod 17, hinges 4 are fixedly arranged on the upper and lower frames on the side surface of the door frame 1, the other end of the hinges 4 is fixedly connected with the outer surface of the air door 2, the clamping device 3 comprises a connecting column 21, a thread groove is arranged on the outer wall of one end of the connecting column 21, a nut 20 is in threaded connection with the thread groove, a fixing block 26, the spring 22 is arranged on the outer wall of the connecting column 21, a vertical angle is formed between the poke rod 24 and the clamping plate 25, the clamping plate 25 is in contact with the outer surface of the air door 2, the first hydraulic rod 15 is controlled by a switch to stretch and retract to drive the first connecting rod 14 to adjust the angle, then the second hydraulic rod 16 is driven by the stretching and retracting of the second connecting rod 17 to adjust the angle, the connecting plate 19 pushes the air door 2 along with the contraction of the first hydraulic rod 15 and the contraction of the second hydraulic rod 16, the closing of the air door 1 is completed, when the air door 2 needs to be opened, the first hydraulic rod 15 and the second hydraulic rod 16 are controlled to stretch, so that the air door 2 is driven to stretch outwards, the opening of the air door 2 is finally realized, wherein a convex ring 9 is arranged on the inner surface of the air door 2, a groove 10 is arranged on the frame 1, and the positions of the convex, thereby realize the inseparable closure between air door 2 and the door frame 1, surface at air door 2 is provided with fan 6, through its operation of on-off control, a gas with in the mine hole is discharged as early as possible, and simultaneously, the upper and lower frame department at door frame 1 is provided with clamping device 3, wherein realize closed back at air door 2 and door frame 1, the staff can manually rotate poker rod 24, drive laminating each other between clamp plate 25 and the air door 2, thereby accomplish the secondary locking to air door 2, realize the elasticity degree between spliced pole 21 and the door frame 3 through nut 20.
The working principle is as follows: the utility model discloses, when needing to close air door 2, at first through switch control first hydraulic stem 15 flexible drive first connecting rod 14 carry out angular adjustment, then drive second connecting rod 17 through the flexible of second hydraulic stem 16 and realize angular adjustment, along with the shrink of first hydraulic stem 15 and the shrink of second hydraulic stem 16, finally realize that connecting plate 19 impels air door 2, accomplish and the door frame 1 between close, when needing to open air door 2, through control first hydraulic stem 15 extension and the second hydraulic stem 16 extension, thereby drive air door 2 and stretch outward, finally realize opening air door 2, wherein, be provided with bulge loop 9 at the internal surface of air door 2, the frame of door frame 1 is provided with recess 10, the position matches between bulge loop 9 and the remaining recess 10, thereby realize the inseparable closure between air door 2 and the door frame 1, be provided with fan 6 at the surface of air door 2, through its operation of on-off control for discharge the gas in the mine hole as early as possible, simultaneously, be provided with clamping device 3 in door frame 1's last lower frame department, wherein realize closed back at air door 2 and door frame 1, the staff can manually rotate poker rod 24, drive laminating each other between clamp plate 25 and the air door 2, thereby accomplish the secondary locking to air door 2, realize the elasticity degree between spliced pole 21 and the door frame 3 through nut 20, the utility model discloses an ingenious cooperation can be realized opening and closing air door 2, and high efficiency laborsaving has good using value.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A damper with a closing device, comprising a door frame (1), a damper (2) and a closing device (5), characterized in that: the door frame is characterized in that a groove (10) is formed in the side face of the door frame (1), a convex ring (9) is arranged on the inner surface of the air door (2), the convex ring (9) is matched with the groove (10), a visual window (8) is formed in the center of the upper portion of the outer surface of the air door (2), fans (6) are installed on two sides of the lower portion of the outer surface of the air door (2), a net grid (7) is arranged outside each fan (6), clamping devices (3) are arranged at the upper end and the lower end of the door frame (1), each fan (6) is electrically connected with a power supply, each closing device (5) comprises a fixing plate (11), a fixing clamping block (12) is fixedly connected to the top of each fixing plate (11), two fixing clamping blocks (12) are arranged, the opposite faces of the fixing clamping blocks (12) are rotatably connected with a first connecting rod (14) through rotating shafts (, the other end of the second connecting rod (17) is fixedly connected with a connecting head (18), the other end of the connecting head (18) is fixedly connected with a connecting plate (19), and bolts are arranged on the periphery of the connecting plate (19);
the hydraulic support is characterized in that a first hydraulic rod (15) is fixedly mounted on the other side of the top of the fixing plate (11), the other end of the first hydraulic rod (15) is rotatably connected with the outer wall of the middle end of a first connecting rod (14), a second hydraulic rod (16) is fixedly connected with the outer wall of the upper end of the first connecting rod (14), and the other end of the second hydraulic rod (16) is rotatably connected with the outer wall of the middle end of a second connecting rod (17).
2. A damper with a closure as set forth in claim 1, wherein: the door frame is characterized in that hinges (4) are fixedly mounted on the upper frame and the lower frame on the side face of the door frame (1), and the other ends of the hinges (4) are fixedly connected with the outer surface of the air door (2).
3. A damper with a closure as set forth in claim 1, wherein: clamping device (3) are including spliced pole (21), spliced pole (21) one end outer wall is provided with the thread groove, threaded connection has nut (20) on the thread groove, spliced pole (21) middle-end is provided with fixed block (26), spliced pole (21) other end rotates and is connected with rotation cap (23), it is provided with clamp plate (25) and poker rod (24) respectively to rotate cap (23) side.
4. A damper with a closure as set forth in claim 3, wherein: a spring (22) is arranged between the fixed block (26) and the rotating cap (23), and the spring (22) is arranged on the outer wall of the connecting column (21).
5. A damper with a closure as set forth in claim 3, wherein: the poke rod (24) and the clamping plate (25) form a vertical angle, and the clamping plate (25) is in contact with the outer surface of the air door (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921854720.9U CN212202105U (en) | 2019-10-30 | 2019-10-30 | Air door with closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921854720.9U CN212202105U (en) | 2019-10-30 | 2019-10-30 | Air door with closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212202105U true CN212202105U (en) | 2020-12-22 |
Family
ID=73807300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921854720.9U Expired - Fee Related CN212202105U (en) | 2019-10-30 | 2019-10-30 | Air door with closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212202105U (en) |
-
2019
- 2019-10-30 CN CN201921854720.9U patent/CN212202105U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 Termination date: 20211030 |