CN217233564U - Mining air door of portable - Google Patents
Mining air door of portable Download PDFInfo
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- CN217233564U CN217233564U CN202121534939.8U CN202121534939U CN217233564U CN 217233564 U CN217233564 U CN 217233564U CN 202121534939 U CN202121534939 U CN 202121534939U CN 217233564 U CN217233564 U CN 217233564U
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- air door
- sliding block
- slide way
- motor
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Abstract
The utility model provides a portable mining air door, which comprises an air door, a left air door and a right air door; the slideway is fixed above the air door; the sliding block is arranged on the slide way and can move on the slide way; the sliding block is connected and fixed with the upper part of the air door; the driving device is arranged above the slide way and comprises chain wheels at the left side and the right side and chains arranged on the chain wheels, and the chain wheels are driven by a motor; the top ends of the left air door and the right air door are respectively and fixedly connected with the chains through connecting blocks, so that the movement directions of the left air door and the right air door are opposite when the motor drives the chains to transmit; the supporting groove is fixedly arranged behind the slide way, a left sliding block and a right sliding block are arranged in the supporting groove, the left sliding block is connected and fixed on the right side of the left air door through a left supporting rod, and the right sliding block is connected and fixed on the left side of the right air door through a right supporting rod; the utility model discloses installation cost is little, and the air door operation fault rate is low, and is safe durable, reduces invalid air leakage, has guaranteed ventilation system's stability.
Description
Technical Field
The utility model relates to a mining air door of portable.
Background
The mine air door has the functions of supplying enough fresh air to the underground, meeting the requirement of personnel on oxygen, diluting underground toxic and harmful gas and dust, and ensuring safe production; the underground climate is adjusted to create a good working environment, and the device is an important device in mine production; at present, a rotary opening and closing type air door and a track type air door are mostly adopted for a mine air door, and the rotary opening and closing type air door is complex in structure and high in installation cost; the failure rate of the track type air door is high for the following reasons: when the tramcar is transported, the falling stones are easy to smash and deform the lower rail or are clamped on the lower rail, so that the air door cannot be closed, and even the motor is damaged; and adopt single upper rail air door, because the below of air door does not have fixedly, rock obvious when wind is big, lead to easily damaging the motor when opening and shutting.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned defect, provide a mining air door of portable.
The utility model adopts the following technical scheme:
a portable mining air door comprises an air door, a left air door and a right air door; the slideway is fixed above the air door; the sliding block is arranged on the slide way and can move on the slide way; the sliding block is connected and fixed with the upper part of the air door; the driving device is arranged above the slide way and comprises chain wheels at the left side and the right side and chains arranged on the chain wheels, and the chain wheels are driven by a motor; the top ends of the left air door and the right air door are respectively and fixedly connected with the chains through connecting blocks, so that the movement directions of the left air door and the right air door are opposite when the motor drives the chains to transmit; and the supporting groove is fixedly arranged in the rear of the slide way, a left sliding block and a right sliding block are arranged in the supporting groove, the left sliding block is connected and fixed at the middle position on the right side of the left air door through a left supporting rod, and the right sliding block is connected and fixed at the middle position on the left side of the right air door through a right supporting rod.
Preferably, two groups of roller devices are arranged on two sides of the channel where the air door is located; each set of the roller devices comprises two rollers, each roller is installed on the channel wall through a bracket, and the two rollers are located on the front side and the rear side of the air door.
Preferably, a control device is further arranged; the control device is connected with and controls the motor; and sensors are arranged on the front side and the rear side of the air door and are connected with the control device.
The sensor is an infrared sensor.
Preferably, an audible and visual alarm is further arranged on the side edge of the channel in front of the air door; and the control system is connected with and controls the audible and visual alarm.
Preferably, the control system is a PLC controller.
Preferably, the front side and the rear side of the air door are provided with electric control buttons; the electric control button is connected with the PLC.
Preferably, the motor is an explosion-proof motor.
The utility model has the advantages that: the utility model solves the existing problem of the air door through a convenient structural design; the utility model discloses although upper portion is fixed, the lower part is unsettled, but installation cost is little, and the air door operation fault rate is low, and is safe durable, reduces invalid air leakage, has guaranteed ventilation system's stability.
Drawings
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a partial sectional view of the present invention.
Fig. 3 is a partial enlarged view of the present invention.
Fig. 4 is a plan view of the present invention.
Detailed Description
In order to make the purpose and technical solution of the present invention clearer, the present invention is further explained with reference to the accompanying drawings and embodiments as follows:
the portable mining air door shown in fig. 1 to 4 comprises air doors, including a left air door 11 and a right air door 12; the slideway 2 is fixed above the air door; the slide block 21 is arranged on the slide way 2 and can move on the slide way 2; the sliding block 21 is connected and fixed with the upper part of the air door; the driving device is arranged above the slideway 2 and comprises chain wheels 31 at the left side and the right side and chains 32 arranged on the chain wheels, and the chain wheels are driven by a motor 4; the top ends of the left air door 11 and the right air door 12 are respectively and fixedly connected with the chain 32 through a connecting block 33, so that the movement directions of the left air door 11 and the right air door 12 are opposite when the motor 4 drives the chain 32 to transmit; the supporting groove 5 is fixedly arranged at the rear part of the slide way 2, a left sliding block (not shown in the figure) and a right sliding block (not shown in the figure) are arranged in the supporting groove, the left sliding block is connected and fixed at the middle position of the right side of the left air door 11 through a left supporting rod 51, and the right sliding block is connected and fixed at the middle position of the left side of the right air door 12 through a right supporting rod 52.
Preferably, two groups of roller devices 6 are arranged on two sides of the channel where the air door is located; each set of roller devices comprises two rollers, each roller is arranged on the channel wall through a bracket, and the two rollers are positioned at the front side and the rear side of the air door.
Preferably, a control device (not shown in the figure) is also provided; the control device is connected with and controls the motor 4; and sensors 7 are arranged on the front side and the rear side of the air door, and the sensors 7 are connected with the control device.
The sensor 7 is an infrared sensor.
Preferably, an audible and visual alarm 8 is further arranged on the side edge of the channel in front of the air door; the control system is connected with and controls the audible and visual alarm 8.
Preferably, the control system is a PLC controller.
Preferably, the front side and the rear side of the air door are provided with electric control buttons 9; the electric control button is connected with the PLC.
Preferably, the motor is an explosion-proof motor.
The utility model discloses an equal width of left air door, right air door is 1.75 meters, the height is 3.4 meters, and the door frame is made for 100x50x 5's rectangular pipe, the door leaf is fossil fragments 60x40x4 and 40x40x3 rectangular pipe and makes, and the door leaf panel is the cold rolling board preparation that 2mm is thick.
The working process of the air door is as follows: when a mine car or a person passes through the air door from outside to inside, the infrared sensor on the inner side of the air door is cut off, a door opening signal is sent out, a PLC (programmable logic controller) of a host of the automatic mining control device system sends out an instruction, the explosion-proof motor starts to operate firstly, and the motor drives the chain to push the door leaf of the air door to be pushed away towards two sides; the inner side is lighted by a red light, the inner side cannot be opened at the moment, the audible and visual alarm of the mining air door executes action, and the green light is lighted and accompanied with an audible alarm prompt that 'the air door is opened and please pay attention to safety'; when a pedestrian or a tramcar runs through the air door, the air door starts to be automatically closed after a certain time interval (the time of the air door in an open state can be set and modified in a program of a PLC (programmable logic controller), and when the pedestrian or the tramcar triggers an infrared sensor 2, 3 or 4 times before the opened air door is closed, a program timer automatically returns to zero to restart timing), and when the air door is completely closed, an alarm device at the air door stops acting; the inside-to-outside traffic operation and principle are the same as described above.
When the infrared inductor goes wrong, the pedestrian or the mine car driver can use the manual control electric control button to open and close the air door when passing through the air door. For safety, when the electronic control button is pressed, the damper will not execute a close command until the button is pressed again. When a pedestrian passes through the air door, the pedestrian can press a button on one side of the air door without waiting for the air door to be completely opened, and the air door immediately executes closing action, so that the time is saved for miners to pass; when a miner does not press the button again to close the air door after opening the door leaf by using the electric control button, the motor automatically stops after a certain time; the electric control button is connected to the control system.
Above-mentioned motor just reversing control door opens and shuts, motor operating duration and open and shut interval etc. all can set up in control system, for conventional operation, the utility model discloses do not do the perusal.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically 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.
The utility model discloses the part that adopts is the general standard component or the part that technical staff in this field knows, and its structure and principle all are that this technical staff all can learn or learn through conventional experimental method through the technical manual.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a mining air door of portable which characterized in that includes:
the air doors comprise a left air door and a right air door;
the slideway is fixed above the air door;
the sliding block is arranged on the slide way and can move on the slide way; the sliding block is connected and fixed with the upper part of the air door;
the driving device is arranged above the slide way and comprises chain wheels at the left side and the right side and chains arranged on the chain wheels, and the chain wheels are driven by a motor;
the top ends of the left air door and the right air door are respectively and fixedly connected with the chains through connecting blocks, so that the movement directions of the left air door and the right air door are opposite when the motor drives the chains to transmit;
and the supporting groove is fixedly arranged in the rear of the slide way, a left sliding block and a right sliding block are arranged in the supporting groove, the left sliding block is connected and fixed at the middle position on the right side of the left air door through a left supporting rod, and the right sliding block is connected and fixed at the middle position on the left side of the right air door through a right supporting rod.
2. The portable mining air door of claim 1, characterized in that:
two groups of roller devices are arranged on two sides of the channel where the air door is located;
each set of the roller devices comprises two rollers, each roller is installed on the channel wall through a bracket, and the two rollers are located on the front side and the rear side of the air door.
3. The portable mining air door of claim 1, characterized in that:
a control device is also arranged;
the control device is connected with and controls the motor;
and sensors are arranged on the front side and the rear side of the air door and are connected with the control device.
4. The portable mining air door of claim 3, characterized in that:
the sensor is an infrared sensor.
5. The portable mining air door of claim 3, characterized in that:
an audible and visual alarm is also arranged on the side edge of the passage in front of the air door;
and the control device is connected with and controls the audible and visual alarm.
6. The portable mining air door of claim 3, characterized in that:
the control device is a PLC controller.
7. The portable mining air door of claim 6, characterized in that:
the front side and the rear side of the air door are also provided with electric control buttons;
the electric control button is connected with the PLC.
8. The portable mining air door according to any one of claims 1 to 6, characterized in that:
the motor is an explosion-proof motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121534939.8U CN217233564U (en) | 2021-07-07 | 2021-07-07 | Mining air door of portable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121534939.8U CN217233564U (en) | 2021-07-07 | 2021-07-07 | Mining air door of portable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217233564U true CN217233564U (en) | 2022-08-19 |
Family
ID=82817683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121534939.8U Active CN217233564U (en) | 2021-07-07 | 2021-07-07 | Mining air door of portable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217233564U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294196A (en) * | 2021-07-07 | 2021-08-24 | 福建马坑矿业股份有限公司 | Mining air door of portable |
-
2021
- 2021-07-07 CN CN202121534939.8U patent/CN217233564U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294196A (en) * | 2021-07-07 | 2021-08-24 | 福建马坑矿业股份有限公司 | Mining air door of portable |
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