CN217481324U - Air door mechanism - Google Patents
Air door mechanism Download PDFInfo
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- CN217481324U CN217481324U CN202221406945.XU CN202221406945U CN217481324U CN 217481324 U CN217481324 U CN 217481324U CN 202221406945 U CN202221406945 U CN 202221406945U CN 217481324 U CN217481324 U CN 217481324U
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- air door
- reel
- wire rope
- rope
- pulley
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Abstract
The utility model relates to an air door mechanism, including air door, reel, wire rope and first switching-over structure, the air door articulates in the tunnel, with inciting somebody to action first region and second region are cut apart into in the tunnel, the reel rotates to set up on the tunnel, and be located first region, wire rope fixes on one side of pin joint is kept away from to the air door, wire rope's first end orientation first region extends and forward winding is in on the reel, first switching-over structure sets up on the tunnel, and be located the second region, wire rope's second end orientation the second region extends and bypasses reverse winding behind the first switching-over structure is in on the reel. The equipment can realize the opening and closing of the air door through the rotation of the reel, and has the advantages of simple structure, convenience in operation and good safety.
Description
Technical Field
The utility model relates to a colliery ventilation equipment technical field specifically, relates to an air door mechanism.
Background
The air door is an important structure in a mine ventilation system, the air door can cut off air flow, conditions are created for distributing the air flow of the mine according to needs, meanwhile, convenience is provided for pedestrians and transportation, when the ground atmospheric pressure changes, the pressure difference between the inside and the outside of the underground roadway air door communicated and sealed with a goaf is correspondingly increased or reduced, when the pressure difference between the inside and the outside of the air door is increased, manual opening of the air door is very labor-consuming, a plurality of people are required to apply force to open the air door simultaneously, carelessness is caused slightly, the possibility that door opening personnel are pinched is caused, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air door mechanism, this equipment can realize opening and closing of air door through the rotation of reel, simple structure, convenient operation, and the security is good.
In order to achieve the above object, the utility model provides an air door mechanism, include:
the air door is hinged on the roadway to divide the roadway into a first area and a second area;
the reel is rotatably arranged on the roadway and is positioned in the first area;
the steel wire rope is fixed on one side, far away from a hinge point, of the air door, and the first end of the steel wire rope extends towards the first area and is wound on the reel in the forward direction;
the first reversing structure is arranged on the roadway and located in the second area, and the second end of the steel wire rope extends towards the second area and winds around the first reversing structure in the reverse direction on the reel.
Optionally, the steel cord extending towards the first region comprises:
a first end of the first pull rope is connected with the air door;
the first movable pulley is connected with the second end of the first pull rope;
and a first end of the second pull rope is fixed on the roadway, and a second end of the second pull rope winds around the first movable pulley in the forward direction and then is wound on the reel.
Optionally, the steel cord extending towards the second region comprises:
a third pull rope, the first end of which is connected with the air door;
the second movable pulley is connected with the second end of the third pull rope;
and a first end of the fourth pull rope is fixed on the first reversing structure, and a second end of the fourth pull rope winds around the second movable pulley, then winds around the first reversing structure for reversing, and then is reversely wound on the reel.
Optionally, a first guide pulley is arranged on the roadway, the first guide pulley is located in the first area, the second end of the second pull rope is wound around the first movable pulley, and then is wound around the first guide pulley in the forward direction and then is wound on the reel, and the first guide pulley is used for guiding the second pull rope.
Optionally, a second guide pulley is arranged on the roadway, the second guide pulley is located in the first area, a second end of the fourth pull rope passes around the first reversing structure, then passes around the second guide pulley, and then is reversely wound on the reel, and the second guide pulley is used for guiding the fourth pull rope.
Optionally, the first reversing structure includes at least one fixed pulley, at least one of the fixed pulleys is rotatably disposed on the roadway, the second end of the steel wire rope is wound around the fixed pulley and then reversely wound on the reel, and the fixed pulley is used for changing the direction of the steel wire rope.
Optionally, a handle is arranged on the reel, and the handle is used for driving the reel to rotate under the action of external force.
Optionally, the reel is in transmission connection with a driving mechanism, and the driving mechanism is used for driving the reel to rotate.
Optionally, a steel wire rope hole communicating the first area and the second area is formed in the roadway, and a second end of the steel wire rope bypasses the first reversing structure, passes through the steel wire rope hole, and then is reversely wound on the reel.
Optionally, the air door includes left air door and right air door, a left side air door with right air door symmetry sets up and one side of keeping away from each other respectively with the tunnel is articulated, wire rope fixes left side air door or on the right air door.
Through above-mentioned technical scheme, when the reel corotation, wire rope's second end is followed the reel and is moved and twined on the reel, the pulling air door is rotatory around the direction in pin joint orientation second region, wire rope's first end is loosened and is followed the air door and remove from the reel, thereby open the air door, when the reel reversal, wire rope's first end is followed the reel and is moved and twined on the reel, the pulling air door is rotatory around the direction in pin joint orientation first region, wire rope's second end is loosened and is followed the air door and remove from the reel, thereby close the air door, the air door resets promptly.
The utility model discloses an above-mentioned air door mechanism opens or closes the air door through rotating the reel, with the correlation technique in, the staff opens or closes the air door through promoting or pulling the air door and compares, has avoided air door holder's risk, simple structure, convenient operation, the security is good, work efficiency is high.
The utility model discloses an above-mentioned air door mechanism utilizes the laborsaving half characteristic of movable pulley, makes the pulling force that is used in on the second stay cord for being used in the pulling force on first stay cord half, and the pulling force that is used in on the fourth stay cord is for being used in the pulling force on the third stay cord half to reduced and exerted the size of the power of removing through wire rope pulling air door on the reel, in order to play laborsaving effect, the quantity that has reduced staff or single operation, and work efficiency is improved, and personnel cost is reduced.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a damper mechanism according to an exemplary embodiment of the present invention.
Description of the reference numerals
1-a damper; 11-left damper; 12-right damper;
2-a roadway; 21-a first region; 22-a second region; 23-a first wire rope hole; 24-a second wire rope hole;
3-reeling; 31-a handle;
4-a steel wire rope; 41-a first pull rope; 42-a first movable pulley; 43-a second draw cord; 44-a third draw string; 45-a second movable pulley; 46-a fourth draw cord;
5-a first commutation structure;
6-a first guide pulley;
7-second guide pulley.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, unless otherwise specified, the terms "upper, lower, left and right" used in the present invention are generally defined by the directions of the drawing plane of the drawings, and "inner and outer" refer to the inner and outer of the relevant components. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the utility model provides an air door mechanism in the first aspect, including air door 1, reel 3, wire rope 4 and first switching-over structure 5, air door 1 articulates on tunnel 2, in order to cut apart into first region 21 and second region 22 with tunnel 2, reel 3 rotates and sets up on tunnel 2, and be located first region 21, wire rope 4 is fixed on one side that air door 1 kept away from the pin joint, wire rope 4's first end extends and forward winding on reel 3 towards first region 21, first switching-over structure 5 sets up on tunnel 2, and be located second region 22, wire rope 4's second end extends towards second region 22 and bypasses reverse winding on reel 3 behind first switching-over structure 5.
Through the technical scheme, when reel 3 corotation, the second end of wire rope 4 follows the action of reel 3 and twines on reel 3, pulling air door 1 is rotatory around the direction of pin joint towards second region 22, the first end of wire rope 4 is loosened from reel 3 and is followed air door 1 and remove, thereby open air door 1, when reel 3 reversal, the first end of wire rope 4 is followed the action of reel 3 and is twined on reel 3, pulling air door 1 is rotatory around the direction of pin joint towards first region 21, the second end of wire rope 4 is loosened from reel 3 and is followed air door 1 and remove, thereby close air door 1, air door 1 resets promptly.
The utility model discloses an above-mentioned air door mechanism opens or closes air door 1 through rotating reel 3, and in the correlation technique, the staff is opened or is closed air door 1 and compare through promoting or pulling air door 1, has avoided air door 1 to press from both sides people's risk, simple structure, convenient operation, the security is good, and work efficiency is high.
The utility model relates to an among the exemplary embodiment, air door 1 is provided with second wire rope hole 24 on the one side of keeping away from the pin joint, wire rope 4 pass second wire rope hole 24 and with air door 1 fixed connection, wire rope 4's both ends stretch out respectively to first region 21 and second region 22 and remain and predetermine length.
Alternatively, the wire rope 4 extending toward the first area 21 includes a first rope 41, a first movable pulley 42, and a second rope 43, a first end of the first rope 41 is connected to the damper 1, the first movable pulley 42 is connected to a second end of the first rope 41, a first end of the second rope 43 is fixed to the tunnel 2, and a second end of the second rope 43 is wound around the first movable pulley 42 in a forward direction on the reel 3.
Through above-mentioned technical scheme, utilize the laborsaving half characteristic of movable pulley, the pulling force that is used in on the second stay cord 43 is the half of pulling force of being used in on first stay cord 41 to reduce and exerted the size of the power of 4 pulling air doors 1 removal through wire rope on reel 3, in order to play laborsaving effect, reduced staff's quantity or can one person operate, improved work efficiency, reduced personnel's cost.
In an exemplary embodiment, the second end of the second pull rope 43 is fixed to the middle shaft of the reel 3 through a clamp to prevent the steel wire rope 4 from slipping on the reel 3.
Optionally, the cable 4 extending toward the second area 22 includes a third cable 44, a second movable pulley 45 and a fourth cable 46, a first end of the third cable 44 is connected to the damper 1, the second movable pulley 45 is connected to a second end of the third cable 44, a first end of the fourth cable 46 is fixed to the first reversing mechanism 5, and a second end of the fourth cable 46 passes around the second movable pulley 45, and is reversely wound on the reel 3 after being reversed by passing around the first reversing mechanism 5.
Through the technical scheme, utilize the laborsaving half characteristic of movable pulley, the pulling force that is used in fourth stay cord 46 is half for being used in the pulling force on third stay cord 44 to reduce and exert the size of the power of 4 pulling air door 1 removals through wire rope on reel 3, in order to play laborsaving effect, reduced staff's quantity or can one person operate, improved work efficiency, reduced personnel's cost.
In an exemplary embodiment, the second end of the fourth pull cord 46 is fixed to the middle shaft of the reel 3 by a clamp to prevent the wire rope 4 from slipping on the reel 3.
Optionally, a first guide pulley 6 is disposed on the roadway 2, the first guide pulley 6 is located in the first region 21, the second end of the second pull rope 43 passes around the first movable pulley 42, and then passes around the first guide pulley 6 to be wound on the reel 3 in the forward direction, and the first guide pulley 6 is used for guiding the second pull rope 43.
Through above-mentioned technical scheme, utilize first leading pulley 6 to lead second stay cord 43, not only make the second end of second stay cord 43 can twine on reel 3 more easily, still improved space utilization.
In an exemplary embodiment of the present invention, the first guide pulley 6 is a fixed pulley.
In an exemplary embodiment, the first end of the second pull cord 43 may also be fixed to the first guide pulley 6.
Optionally, a second guide pulley 7 is disposed on the roadway 2, the second guide pulley 7 is located in the first region 21, a second end of the fourth pull rope 46 passes around the first reversing mechanism 5, passes around the second guide pulley 7, and then is reversely wound on the reel 3, and the second guide pulley 7 is used for guiding the fourth pull rope 46.
Through the technical scheme, the second guide pulley 7 is utilized to guide the fourth pull rope 46, so that the second end of the fourth pull rope 46 can be wound on the reel 3 more easily, and the space utilization rate is improved.
In an exemplary embodiment of the present invention, the second guide pulley 7 is a fixed pulley.
In an exemplary embodiment, the first end of the fourth pull cord 46 may also be directly secured to the roadway 2.
Optionally, the first reversing structure 5 comprises at least one fixed pulley, the at least one fixed pulley is rotatably disposed on the roadway 2, the second end of the steel cable 4 is wound around the fixed pulley and then reversely wound on the reel 3, and the fixed pulley is used for changing the direction of the steel cable 4.
Through the technical scheme, the direction of the steel wire rope 4 is changed by the fixed pulley, so that the second end of the steel wire rope 4 can extend and turn from the direction extending to the second area 22 to the direction extending to the first area 21 and is wound on the reel 3.
Optionally, a handle 31 is provided on the reel 3, and the handle 31 is used for driving the reel 3 to rotate under the action of external force.
Through above-mentioned technical scheme, utilize handle 31 can manual rotation reel 3, convenient operation.
Optionally, the reel 3 is in driving connection with a driving mechanism for driving the reel 3 in rotation.
Through the technical scheme, the reel 3 is driven to rotate by the driving mechanism, manual operation is not needed, the automation degree is high, time and labor are saved, and the safety is good.
In an exemplary embodiment, the drive mechanism is a drive motor.
In order to make first region 21 and the regional 22 intercommunication of second to wire rope 4 passes, the utility model discloses an among the above-mentioned air door mechanism, set up the first wire rope hole 23 of the first region 21 of intercommunication and the regional 22 of second on tunnel 2, wire rope 4's second end is walked around first switching-over structure 5 and is passed behind first wire rope hole 23 reverse winding on reel 3.
Through the technical scheme, the opening of the first steel wire rope hole 23 is small, so that the first steel wire rope hole 23 is communicated with the first area 21 and the second area 22, and the internal and external pressure difference of the first area 21 and the second area 22 is not influenced.
Optionally, the air door 1 includes left air door 11 and right air door 12, and left air door 11 and right air door 12 symmetry set up and one side of keeping away from each other is articulated with tunnel 2 respectively, and wire rope 4 is fixed on left air door 11 or right air door 12.
The utility model discloses an above-mentioned air door mechanism is double open type air door structure, compares with single open type air door structure in the correlation technique, and the resistance that interior external pressure differential was overcome to single open type air door structure is less than single open type air door structure to the resistance of left air door 11 or the 12 single air door structures, and the pulling force of effect on wire rope 4 is littleer, and is more laborsaving.
The above description is provided for the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be implemented by various simple modifications, which all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (10)
1. A damper mechanism, comprising:
the air door is hinged on the roadway to divide the roadway into a first area and a second area;
the reel is rotatably arranged on the roadway and is positioned in the first area;
the steel wire rope is fixed on one side, far away from a hinge point, of the air door, and the first end of the steel wire rope extends towards the first area and is wound on the reel in the forward direction;
the first reversing structure is arranged on the roadway and located in the second area, and the second end of the steel wire rope extends towards the second area and winds around the first reversing structure in the reverse direction on the reel.
2. The damper mechanism of claim 1, wherein the wire rope extending toward the first zone comprises:
a first end of the first pull rope is connected with the air door;
the first movable pulley is connected with the second end of the first pull rope;
and a first end of the second pull rope is fixed on the roadway, and a second end of the second pull rope winds around the first movable pulley and then is wound on the reel in the forward direction.
3. The damper mechanism according to claim 1 or 2, wherein the wire rope extending toward the second zone includes:
a third pull rope, a first end of which is connected with the air door;
the second movable pulley is connected with the second end of the third pull rope;
and a first end of the fourth pull rope is fixed on the first reversing structure, and a second end of the fourth pull rope winds around the second movable pulley, then winds around the first reversing structure for reversing, and then is reversely wound on the reel.
4. The damper mechanism according to claim 2, wherein a first guide pulley is provided in the tunnel, the first guide pulley is located in the first region, the second end of the second rope is wound around the first movable pulley, and is wound around the first guide pulley and then wound around the spool in the forward direction, and the first guide pulley is used for guiding the second rope.
5. The damper mechanism according to claim 3, wherein a second guide pulley is provided on the tunnel, the second guide pulley being located in the first area, and the second end of the fourth rope being wound around the first reversing mechanism, then around the second guide pulley, and then being wound around the spool in the reverse direction, the second guide pulley being used for guiding the fourth rope.
6. The damper mechanism of claim 1, wherein the first reversing structure includes at least one fixed pulley, the at least one fixed pulley being rotatably disposed on the roadway, the second end of the cable being wound around the fixed pulley and then wound around the spool in a reverse direction, the fixed pulley being configured to change the direction of the cable.
7. The damper mechanism of claim 1, wherein the spool includes a handle that is configured to rotate the spool under an external force.
8. The damper mechanism of claim 1, wherein the spool is drivingly connected to a drive mechanism for driving rotation of the spool.
9. The damper mechanism according to claim 1, wherein the tunnel is provided with a first wire rope hole communicating the first area and the second area, and a second end of the wire rope is wound around the first reversing structure, passes through the first wire rope hole, and is reversely wound on the reel.
10. The air door mechanism according to claim 1, wherein the air door comprises a left air door and a right air door, one sides of the left air door and the right air door which are symmetrically arranged and far away from each other are respectively hinged with the roadway, and the steel wire rope is fixed on the left air door or the right air door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221406945.XU CN217481324U (en) | 2022-06-02 | 2022-06-02 | Air door mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221406945.XU CN217481324U (en) | 2022-06-02 | 2022-06-02 | Air door mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217481324U true CN217481324U (en) | 2022-09-23 |
Family
ID=83312952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221406945.XU Active CN217481324U (en) | 2022-06-02 | 2022-06-02 | Air door mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217481324U (en) |
-
2022
- 2022-06-02 CN CN202221406945.XU patent/CN217481324U/en active Active
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