CN213807733U - Automatic locking device of coal mine air door - Google Patents
Automatic locking device of coal mine air door Download PDFInfo
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- CN213807733U CN213807733U CN202022422379.9U CN202022422379U CN213807733U CN 213807733 U CN213807733 U CN 213807733U CN 202022422379 U CN202022422379 U CN 202022422379U CN 213807733 U CN213807733 U CN 213807733U
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- air door
- plate
- locking device
- locking sleeve
- door body
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Abstract
The utility model discloses an automatic blocking device of colliery air door, including ore body, tunnel, door frame, air door body, locking device and mounting structure, the tunnel has been seted up to the inside of ore body, the inside fixed mounting in tunnel has the door frame, the surperficial swing joint of door frame has the air door body, the fixed surface of air door body installs locking device, locking device's both sides fixed mounting has mounting structure. The utility model discloses a locking device to air door body commonly used improves for it can realize automatic locking when using, and its structure is firm, labour saving and time saving, easy operation easily realizes, simultaneously through the mounting structure who sets up, not only easy to assemble offsets with the external force absorption that can receive it, thereby reaches to have lengthened its life, has guaranteed its performance, has wide development space and higher spreading value.
Description
Technical Field
The utility model relates to a colliery air door technical field specifically is an automatic blocking device of colliery air door.
Background
The mine air door has the effects of ensuring safe production of a mine, stabilizing a ventilation system and reducing ineffective air leakage, and the air door construction site generally meets the following requirements by selecting the air door setting site: the tunnel is well formed and supported, and has no phenomena of rib stripping, roof collapse and crack; avoiding building on double tracks, curves, turnouts and slopes (more than 10 degrees of empirical judgment); the distance between one group of air doors is not less than 2, the distance between the travelling air doors is not less than one train length, generally not less than 12 meters, and the distance between the pedestrian air doors is not less than 5 meters; after the conditions are met, the small section capable of supporting the frame is selected as much as possible, so that manpower and material resources can be saved.
The common air door needs manual locking after being closed, wastes time and energy, is inconvenient to operate, and can influence the use performance and the service life of the locking device by impacting the air door when wind power is large, so that the practicability is greatly reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic blocking device of colliery air door to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic blocking device of colliery air door, includes ore body, tunnel, door frame, air door body, locking device and mounting structure, the tunnel has been seted up to the inside of ore body, the inside fixed mounting in tunnel has the door frame, the surperficial swing joint of door frame has the air door body, the fixed surface of air door body installs locking device, locking device's both sides fixed mounting has mounting structure.
The locking device comprises a fixing plate, a clamping joint, a locking sleeve, a connecting lug seat, a baffle, a connecting plate, a push-pull rod, a reset spring, a pull ring, a buffer plate and a buffer spring, wherein the fixing surface of the air door body is provided with the fixing plate, the fixing surface of the fixing plate is provided with the clamping joint, the fixing surface of the air door body is provided with the locking sleeve, the inside fixing of the locking sleeve is provided with the connecting lug seat, one side of the connecting lug seat opposite to the baffle is fixedly provided with the baffle, one side of the baffle opposite to the other is fixedly provided with the connecting plate, the inside of the locking sleeve is movably connected with the push-pull rod, the surface of the push-pull rod is sleeved with the reset spring, one side of the push-pull rod opposite to the other is fixedly provided with the pull ring, the inside of the locking sleeve is movably connected with the buffer plate, and the bottom of the buffer plate is fixedly provided with the buffer spring.
The mounting structure comprises a mounting plate, a limiting plate, a long screw and a protection spring, the mounting plate is fixedly mounted on two sides of the locking sleeve, the limiting plate is fixedly mounted on one side of the mounting plate opposite to the mounting plate, the long screw is movably connected to the inside of the limiting plate, and the protection spring is sleeved on the surface of the long screw.
Preferably, the air door body is divided into a left part and a right part, the locking sleeve is movably connected to the surface of the left part, and the fixing plate is fixedly installed on the surface of the right part.
Preferably, the inside of the locking sleeve is provided with a sliding chute matched with the buffer plate, the buffer plate is movably connected with the locking sleeve through the sliding chute, and the inside of the locking sleeve is further provided with a through hole matched with the push-pull rod.
Preferably, the top end of the baffle is movably connected to the end opposite to the connecting lug seat, and the connecting plate is fixedly installed at the bottom of the connecting lug seat.
Preferably, one end of the return spring is fixedly arranged on the surface of the connecting plate, and the other end of the return spring is fixedly arranged on the inner surface of the locking sleeve.
Preferably, the mounting plate is fixedly mounted on the surface of the locking sleeve through screws, and the limiting plate and the protection spring are fixedly mounted on the surface of the damper body through long screws.
Compared with the prior art, the beneficial effects of the utility model are that: this automatic blocking device of colliery air door improves through the locking device to the air door body commonly used for it can realize automatic locking when using, and its structure is firm, labour saving and time saving, easy operation easily realizes, simultaneously through the mounting structure who sets up, not only easy to assemble offsets with the external force absorption that can receive it, thereby reaches to have prolonged its life, has guaranteed its performance, has wide development space and higher spreading value.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the locking device of the present invention;
fig. 3 is a schematic view of the installation structure of the present invention.
In the figure: 1. an ore body; 2. a roadway; 3. a door frame; 4. a damper body; 5. a locking device; 501. a fixing plate; 502. a clamping head; 503. a locking sleeve; 504. connecting the ear seat; 505. a baffle plate; 506. a connecting plate; 507. a push-pull rod; 508. a return spring; 509. a pull ring; 510. a buffer plate; 511. a buffer spring; 6. a mounting structure; 601. mounting a plate; 602. a limiting plate; 603. a long screw; 604. a guard spring.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an automatic blocking device of colliery air door, includes ore body 1, tunnel 2, door frame 3, air door body 4, locking device 5 and mounting structure 6, and tunnel 2 has been seted up to ore body 1's inside, and the inside fixed mounting in tunnel 2 has door frame 3, and the surface swing joint of door frame 3 has air door body 4, and the fixed surface of air door body 4 installs locking device 5, and the both sides fixed mounting of locking device 5 has mounting structure 6.
The locking device 5 comprises a fixing plate 501, a clamping joint 502, a locking sleeve 503, a connecting lug seat 504, a baffle 505, a connecting plate 506, a push-pull rod 507, a return spring 508, a pull ring 509, a buffer plate 510 and a buffer spring 511, fixed surface of air door body 4 installs fixed plate 501, fixed surface of fixed plate 501 installs joint 502, fixed surface of air door body 4 installs locking sleeve 503, the inside fixed mounting of locking sleeve 503 has connecting lug seat 504, the relative one side fixed mounting of connecting lug seat 504 has baffle 505, one side fixed mounting that baffle 505 carried on the back mutually has connecting plate 506, the inside swing joint of locking sleeve 503 has push-and-pull rod 507, the surface cover of push-and-pull rod 507 is equipped with reset spring 508, one side fixed mounting that push-and-pull rod 507 carried on the back mutually has pull ring 509, the inside swing joint of locking sleeve 503 has buffer plate 510, the bottom fixed mounting of buffer plate 510 has buffer spring 511.
In this embodiment, the damper body 4 is divided into a left part and a right part, the locking sleeve 503 is movably connected to the surface of the left part, and the fixing plate 501 is fixedly mounted on the surface of the right part to ensure the normal operation of the locking device 5.
In this embodiment, the inside of the locking sleeve 503 is provided with a sliding slot adapted to the buffer plate 510, the buffer plate 510 is movably connected to the locking sleeve 503 through the sliding slot, and the inside of the locking sleeve 503 is further provided with a through hole adapted to the push-pull rod 507, so that the buffer plate 510 can move inside the locking sleeve 503, and the baffle 505 can normally deflect.
In this embodiment, the top end of the baffle 505 is movably connected to the opposite end of the connecting ear mount 504, and the connecting plate 506 is fixedly mounted on the bottom thereof, so that the baffle 505 can deflect through the connecting ear mount 504.
In this embodiment, one end of the return spring 508 is fixedly installed on the surface of the connecting plate 506, and the other end is fixedly installed on the inner surface of the locking sleeve 503, so that it drives the push-pull rod 507 to achieve automatic return.
In this embodiment, the mounting plate 601 is fixedly mounted on the surface of the locking sleeve 503 by screws, and the limiting plate 602 and the shield spring 604 are fixedly mounted on the surface of the damper body 4 by long screws 603, so that the locking sleeve 503 can counteract external force when receiving external force.
The working principle is as follows: the air door body 4 is closed, the clamping joint 502 pushes the baffle 505 to open, when the air door body reaches the surface of the buffer plate 510, the baffle 505 is driven to reset through the push-pull rod 507 under the action of the reset spring 508, the baffle 505 clamps and fixes the clamping joint 502, when the locking device 5 is impacted by external force, the limiting plate 602 extrudes the protection spring 604 to absorb and offset the external force, so that the locking device 5 is well protected, the push-pull rod 507 is pulled to drive the baffle 505 to deflect, and the clamping joint 502 is separated from the locking sleeve 503 and can be opened.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the present invention are exemplary, and not limiting. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides an automatic blocking device of colliery air door, includes ore body (1), tunnel (2), door frame (3), air door body (4), locking device (5) and mounting structure (6), its characterized in that: a tunnel (2) is formed in the ore body (1), a door frame (3) is fixedly mounted in the tunnel (2), an air door body (4) is movably connected to the surface of the door frame (3), a locking device (5) is fixedly mounted on the surface of the air door body (4), and mounting structures (6) are fixedly mounted on two sides of the locking device (5);
the locking device (5) comprises a fixing plate (501), a clamping joint (502), a locking sleeve (503), a connecting lug seat (504), a baffle (505), a connecting plate (506), a push-pull rod (507), a reset spring (508), a pull ring (509), a buffer plate (510) and a buffer spring (511), the fixing plate (501) is fixedly installed on the surface of the air door body (4), the clamping joint (502) is fixedly installed on the surface of the fixing plate (501), the locking sleeve (503) is fixedly installed on the surface of the air door body (4), the connecting lug seat (504) is fixedly installed inside the locking sleeve (503), the baffle (505) is fixedly installed on one side opposite to the connecting lug seat (504), the connecting plate (506) is fixedly installed on one side opposite to the back of the baffle (505), and the push-pull rod (507) is movably connected inside the locking sleeve (503), a return spring (508) is sleeved on the surface of the push-pull rod (507), a pull ring (509) is fixedly installed on one side of the push-pull rod (507) opposite to the other side, a buffer plate (510) is movably connected inside the locking sleeve (503), and a buffer spring (511) is fixedly installed at the bottom of the buffer plate (510);
mounting structure (6) include mounting panel (601), limiting plate (602), long screw (603) and protection spring (604), the both sides fixed mounting of locking sleeve (503) has mounting panel (601), one side fixed mounting that mounting panel (601) carried on the back mutually has limiting plate (602), the inside swing joint of limiting plate (602) has long screw (603), the surface cover of long screw (603) is equipped with protection spring (604).
2. The automatic locking device for the coal mine ventilation door according to claim 1, wherein: the air door body (4) is divided into a left part and a right part, a locking sleeve (503) is movably connected to the surface of the left part, and a fixing plate (501) is fixedly installed on the surface of the right part.
3. The automatic locking device for the coal mine ventilation door according to claim 1, wherein: the inside of the locking sleeve (503) is provided with a sliding chute matched with the buffer plate (510), the buffer plate (510) is movably connected with the locking sleeve (503) through the sliding chute, and the inside of the locking sleeve (503) is also provided with a through hole matched with the push-pull rod (507).
4. The automatic locking device for the coal mine ventilation door according to claim 1, wherein: the top end of the baffle plate (505) is movably connected to the end opposite to the connecting lug seat (504), and the connecting plate (506) is fixedly arranged at the bottom of the connecting lug seat.
5. The automatic locking device for the coal mine ventilation door according to claim 1, wherein: one end of the return spring (508) is fixedly arranged on the surface of the connecting plate (506), and the other end of the return spring is fixedly arranged on the inner surface of the locking sleeve (503).
6. The automatic locking device for the coal mine ventilation door according to claim 1, wherein: the mounting plate (601) is fixedly mounted on the surface of the locking sleeve (503) through screws, and the limiting plate (602) and the protection spring (604) are fixedly mounted on the surface of the air door body (4) through long screws (603).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022422379.9U CN213807733U (en) | 2020-10-27 | 2020-10-27 | Automatic locking device of coal mine air door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022422379.9U CN213807733U (en) | 2020-10-27 | 2020-10-27 | Automatic locking device of coal mine air door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213807733U true CN213807733U (en) | 2021-07-27 |
Family
ID=76962324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022422379.9U Active CN213807733U (en) | 2020-10-27 | 2020-10-27 | Automatic locking device of coal mine air door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213807733U (en) |
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2020
- 2020-10-27 CN CN202022422379.9U patent/CN213807733U/en active Active
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