CN218581640U - Coal mine underground air door interlocking device - Google Patents
Coal mine underground air door interlocking device Download PDFInfo
- Publication number
- CN218581640U CN218581640U CN202222961164.3U CN202222961164U CN218581640U CN 218581640 U CN218581640 U CN 218581640U CN 202222961164 U CN202222961164 U CN 202222961164U CN 218581640 U CN218581640 U CN 218581640U
- Authority
- CN
- China
- Prior art keywords
- wire rope
- air door
- steel wire
- heavy hammer
- pulley
- 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.)
- Active
Links
Images
Landscapes
- Tents Or Canopies (AREA)
Abstract
The utility model belongs to the technical field of mine equipment, a colliery is air door interlock in pit is disclosed, including wire rope, pulley, slip weight, sleeve connecting plate, locking turn over board, round pin axle and round pin axle fixed plate, the sleeve connecting plate forms an organic whole with two sleeve weldings, the locking turn over board is connected with the round pin axle fixed plate through the round pin axle; the sliding heavy hammer is respectively arranged in the sleeve, the steel wire rope is connected with the top of the sliding heavy hammer through the pulley, and the other end of the steel wire rope is connected with the air door leaf. The utility model can easily realize the effective interlocking of the coal mine underground air door interlocking device through the linkage among the steel wire rope, the sliding heavy hammer and the locking turning plate; the steel wire rope, the pulley, the sliding heavy hammer, the sleeve connecting plate, the locking turning plate, the pin shaft and the pin shaft fixing plate are simple and reliable in structure and convenient to install, the turning plate or the heavy hammer can be unlocked after being disassembled, and the steel wire rope, the pulley, the sliding heavy hammer, the sleeve connecting plate, the locking turning plate, the pin shaft and the pin shaft fixing plate can be widely popularized and applied in a coal mine well.
Description
Technical Field
The utility model belongs to the technical field of mine equipment, especially, relate to a colliery is air door interlock in pit.
Background
The underground air doors of the coal mine are not interlocked, and two air doors on the two sides of the air inlet and the air return can be opened simultaneously, so that the air current short circuit is caused, the stability and the reliability of a ventilation system are damaged, and potential safety hazards are brought to ventilation and gas management.
If two air doors on the two sides of the air inlet and the air return of the main ventilation roadway are opened simultaneously, the wind power can be changed suddenly to cause great impact on the main ventilator, the service life of the fan is influenced, and the air door on one side can be closed suddenly due to large wind pressure change, so that the accident of injury is easily caused.
At present, a common steel wire rope interlocking device cannot be interlocked effectively, a steel wire rope leaves a margin for opening all air doors, one air door is opened only, and the other air door can be tensioned and locked. If one air door is partially opened, the other air door can be opened to cause short circuit of air flow, so that a real interlocking effect is not realized; other mechanical interlocking devices which are commonly used cannot be widely applied in practical use due to the defects of complex manufacturing process, complex installation and the like.
The traditional interlocking device has great defects and seriously endangers the ventilation safety of a mine.
Through the above analysis, the problems and defects of the prior art are as follows:
(1) The traditional steel wire rope air door interlocking device cannot be effectively interlocked.
(2) The traditional other mechanical interlocking devices have the defects of complex manufacturing process, complex installation and the like, so that the traditional mechanical interlocking devices are not widely applied in practical use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a colliery is air door interlock in pit that simple structure, can effectively interlock is provided during to solve the disadvantage that traditional interlock exists.
In order to solve the above problems, the utility model provides a technical scheme is:
the utility model is realized in such a way, the coal mine underground air door interlocking device comprises a steel wire rope, a pulley, a sliding weight, a sleeve connecting plate, a locking turning plate, a pin shaft and a pin shaft fixing plate, wherein the sleeve connecting plate and the two sleeves are welded into a whole, and the locking turning plate is connected with the pin shaft fixing plate through the pin shaft; the sliding heavy hammer is respectively arranged in the sleeve, the steel wire rope is connected with the top of the sliding heavy hammer through the pulley, and the other end of the steel wire rope is connected with the air door leaf.
Further, the pin shaft fixing plate is welded on the sleeve connecting plate, and the pin shaft is installed on the pin shaft fixing plate through a clamping nut.
Furthermore, steel wire rope connecting pieces are arranged at the connecting positions of the top of the sliding heavy hammer and the door fan.
Furthermore, the pulley is fixedly connected to the device through a fixed shaft.
Furthermore, an anti-slip ring is arranged between the sliding weight and the sleeve.
Furthermore, a circle of anti-skid layer is arranged on the contact surface of the pulley and the steel wire rope.
Combine the technical problem of foretell technical scheme and solution, the utility model discloses the advantage and the positive effect that technical scheme that will protect possessed are:
the utility model can easily realize the effective interlocking of the coal mine underground air door interlocking device through the linkage among the steel wire rope, the sliding heavy hammer and the locking turning plate, and solves the problem that the traditional steel wire rope air door interlocking device can not effectively interlock; the steel wire rope, the pulley, the sliding heavy hammer, the sleeve connecting plate, the locking turning plate, the pin shaft and the pin shaft fixing plate are simple and reliable in structure and convenient to install, the turning plate or the heavy hammer can be unlocked after being detached, the steel wire rope, the pulley, the sliding heavy hammer, the sleeve connecting plate, the locking turning plate, the pin shaft and the pin shaft fixing plate can be widely popularized and applied in a coal mine well, the defects that the traditional mechanical interlocking device is complex in manufacturing process, complex in installation and the like are overcome, and the problem that the traditional mechanical interlocking device is not widely applied in practical use is solved.
The utility model can effectively fix the steel wire rope by arranging the steel wire rope connecting piece, thereby avoiding the problem of steel wire rope fracture; the anti-slip ring and the anti-slip layer are arranged for use, friction can be increased, the sliding heavy hammer and the steel wire rope can do reciprocating motion more stably, and stability of work is guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a structure view of an underground air door interlocking device of a coal mine provided by the embodiment of the utility model.
Fig. 2 is a top view structural diagram of an interlock device provided by an embodiment of the present invention.
In the figure: 1. sliding the heavy hammer; 2. a sleeve; 3. locking the turning plate; 4. a sleeve connecting plate; 5. a wire rope; 6. a pin shaft fixing plate; 7. a pin shaft; 8. a pulley; 9. tightening the nut; 10. wire rope connecting piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
1. Illustrative embodiments are explained. This section is an illustrative example for expanding the claims so as to fully understand how to implement the invention for those skilled in the art.
As shown in fig. 1 to 2, the utility model provides a coal mine underground air door interlocking device, which comprises a steel wire rope 5, a pulley 8, a sliding weight 1, a sleeve 2, a sleeve connecting plate 4, a locking turning plate 3, a pin 7 and a pin fixing plate 6, wherein the sleeve connecting plate 4 and the two sleeves 2 are welded into a whole, and the locking turning plate 3 is connected with the pin fixing plate 6 through the pin 7; the sliding heavy hammer 1 is respectively arranged in the sleeve 2, the steel wire rope 5 is connected with the top of the sliding heavy hammer 1 through a pulley 8, and the other end of the steel wire rope 5 is connected with the air door leaf.
The pin shaft fixing plate 6 is welded on the sleeve connecting plate 4, and the pin shaft 7 is arranged on the pin shaft fixing plate 6 through a clamping nut 9; the steel wire rope connecting pieces 10 are arranged at the joints of the top of the sliding heavy hammer 1 and the air door fan; the pulley 8 is fixedly connected to the device through a fixed shaft; an anti-slip ring is arranged between the sliding heavy hammer 1 and the sleeve 2; a circle of anti-skid layer is arranged on the contact surface of the pulley 8 and the steel wire rope 5.
The utility model can easily realize the effective interlocking of the coal mine underground air door interlocking device through the linkage among the steel wire rope, the sliding heavy hammer and the locking turning plate, and solves the problem that the traditional steel wire rope air door interlocking device can not effectively interlock; the steel wire rope, the pulley, the sliding heavy hammer, the sleeve connecting plate, the locking turning plate, the pin shaft and the pin shaft fixing plate are simple and reliable in structure and convenient to install, the turning plate or the heavy hammer can be unlocked after being detached, the steel wire rope, the pulley, the sliding heavy hammer, the sleeve connecting plate, the locking turning plate, the pin shaft and the pin shaft fixing plate can be widely popularized and applied in a coal mine well, the defects that the traditional mechanical interlocking device is complex in manufacturing process, complex in installation and the like are overcome, and the problem that the traditional mechanical interlocking device is not widely applied in practical use is solved.
2. Application examples. In order to prove the creativity and the technical value of the technical scheme of the invention, the part is an application example of the technical scheme of the claims to a specific product or related technology.
The utility model discloses a theory of operation: during operating condition, when the door leaf of a door rotates, drive 5 movements of wire rope to the pulling slip weight 1 rises in sleeve 2, drives the locking and turns over board 3 and rotate, and simultaneously, the slip weight 1 cylinder turns over board 3 border contacts with the locking, and the locking turns over board 3 and falls to the upper edge of opposite side sleeve 2, and the locking turns over the board 3 border and contacts with the top surface of another slip weight 1, makes it can not rise, thereby realizes the shutting to another air door. And vice versa. When the two air doors are closed simultaneously, the two sliding weights 1 are both positioned below the sleeves 2, and the locking turning plate 3 falls to the upper edge of the sleeve 2 on any side. If the unlocking is needed, the sliding heavy hammer 1 or the locking turning plate 3 can be detached.
The utility model can easily realize the effective interlocking of the coal mine underground air door interlocking device through the linkage among the steel wire rope, the sliding heavy hammer and the locking turning plate, and solves the problem that the traditional steel wire rope air door interlocking device can not effectively interlock; the steel wire rope, the pulley, the sliding heavy hammer, the sleeve connecting plate, the locking turning plate, the pin shaft and the pin shaft fixing plate are simple and reliable in structure and convenient to install, the turning plate or the heavy hammer can be unlocked after being detached, the steel wire rope, the pulley, the sliding heavy hammer, the sleeve connecting plate, the locking turning plate, the pin shaft and the pin shaft fixing plate can be widely popularized and applied in a coal mine well, the defects that the traditional mechanical interlocking device is complex in manufacturing process, complex in installation and the like are overcome, and the problem that the traditional mechanical interlocking device is not widely applied in practical use is solved.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above description is only for the specific implementation of the present invention, but the protection scope of the present invention is not limited thereto, and any modifications, equivalent replacements and improvements made within the spirit and principle of the present invention should be covered by the protection scope of the present invention.
Claims (6)
1. The utility model provides a colliery is air door interlock in pit which characterized in that, colliery is air door interlock in pit is provided with: the steel wire rope, the pulley, the sliding heavy hammer, the sleeves, the sleeve connecting plate, the locking turning plate, the pin shaft and the pin shaft fixing plate are welded into a whole, and the locking turning plate is connected with the pin shaft fixing plate through the pin shaft; the sliding heavy hammer is respectively arranged in the sleeve, the steel wire rope is connected with the top of the sliding heavy hammer through the pulley, and the other end of the steel wire rope is connected with the air door leaf.
2. The coal mine underground air door interlocking device as claimed in claim 1, wherein the pin fixing plate is welded on the sleeve connecting plate, and the pin is mounted on the pin fixing plate through a clamping nut.
3. The coal mine underground air door interlocking device as claimed in claim 1, wherein a steel wire rope connecting piece is arranged at the joint of the top of the sliding heavy hammer and the air door fan.
4. The coal mine underground air door interlock as claimed in claim 1, wherein the pulley is fixedly attached to the device by a fixed shaft.
5. The coal mine underground air door interlock as claimed in claim 1, wherein an anti-slip ring is provided between the sliding weight and the sleeve.
6. The coal mine underground air door interlocking device as claimed in claim 1, wherein a circle of anti-skid layer is arranged on the contact surface of the pulley and the steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222961164.3U CN218581640U (en) | 2022-11-08 | 2022-11-08 | Coal mine underground air door interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222961164.3U CN218581640U (en) | 2022-11-08 | 2022-11-08 | Coal mine underground air door interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218581640U true CN218581640U (en) | 2023-03-07 |
Family
ID=85377337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222961164.3U Active CN218581640U (en) | 2022-11-08 | 2022-11-08 | Coal mine underground air door interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218581640U (en) |
-
2022
- 2022-11-08 CN CN202222961164.3U patent/CN218581640U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202945975U (en) | Electromagnetic shield door with long-lasting efficiency | |
| CN202413841U (en) | Wind resistance brake device of high-speed train | |
| CN218581640U (en) | Coal mine underground air door interlocking device | |
| CN203699617U (en) | Rotating lock hook assembly of asynchronous door vane with car door lock | |
| CN201073518Y (en) | High altitude climbing replacement protection lock | |
| CN206722625U (en) | A kind of power set of closed guard gate | |
| CN206908104U (en) | Power distribution cabinet and electrical equipment | |
| CN209412994U (en) | A kind of assembling type steel structure | |
| CN202832613U (en) | Interlocking and self-closing device of mine air door | |
| CN205502684U (en) | Lifting and horizontal moving formula stereo garage prevents weighing down safety device | |
| CN207453708U (en) | A kind of side door limiting fixing mechanism of engine shroud | |
| CN203497902U (en) | Protective door bolt | |
| CN2893153Y (en) | Linking assembling airdoor | |
| CN207809390U (en) | A kind of upper skirt board connecting structure of low-floor tramcar | |
| CN2683853Y (en) | Coal mine down-hole air door interlocking equipment | |
| CN211081384U (en) | Tunnel protection door locking device with clutch function | |
| CN205932190U (en) | Shield constructs machine screw conveyer safety and locks maintenance door fast | |
| CN204283970U (en) | The protective equipment of axial-flow blower | |
| CN214226804U (en) | Manual operation device for electrical isolation switch | |
| CN220886806U (en) | Tower crane bridging device convenient to dismouting | |
| CN105781414B (en) | The upper spider transverse-moving mechanism of integrated drilling machine is repaired in a kind of soil sample | |
| CN202832610U (en) | Air barrel guiding device for coal mine | |
| CN220400372U (en) | Emergency blasting device for glass cover plate of transformer accident oil drain valve | |
| CN107956311A (en) | A kind of railway vehicle air conditioner lid door protection mechanism | |
| CN214303909U (en) | Locking device for mine air door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |