CN102418545B - Automatic air quantity controller - Google Patents
Automatic air quantity controller Download PDFInfo
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- CN102418545B CN102418545B CN 201110422085 CN201110422085A CN102418545B CN 102418545 B CN102418545 B CN 102418545B CN 201110422085 CN201110422085 CN 201110422085 CN 201110422085 A CN201110422085 A CN 201110422085A CN 102418545 B CN102418545 B CN 102418545B
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- transmission shaft
- power transmission
- minute
- air duct
- switch
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Abstract
The invention discloses an automatic air quantity controller, which comprises a main air barrel and branch air barrels, wherein the side surface of the main air barrel is connected with the branch air barrels; a transmission shaft I passes through the main air barrel; two ends of the transmission shaft I are arranged on the main air barrel through bearings; a transmission shaft II passes through the branch air barrels; two ends of the transmission shaft II are arranged on the branch air barrels through bearings; the transmission shaft I and the transmission shaft II are engaged with each other through fan teeth; a main fan blade is arranged on the transmission shaft I; a branch fan blade is arranged on the transmission shaft II; and the other end of the transmission shaft II is provided with a switch seat. By the automatic air quantity controller, the working efficiency of a first-aid team during discharging of gas is improved, the automation level is increased, the gas can be discharged more scientifically and rescuers is safer, the economic benefit of mines is improved and safety and reliability are realized.
Description
Technical field
The present invention relates to the blast volume controller that the firedamp drainage of a kind of mine ambulance corps is used, relate in particular to a kind of automatic air quantity controller.
Background technology
In recent years, country is increasing to the input of safety, and safety is also paid attention to further, and the trouble free service of local 45 pairs of local mines and 12 pairs of group company's mines is being born by our rescue group of jujube ore deposit group.Along with the gradually deepening that mine is produced, the prolongation of production front, it is frequent that mine continues, and unpacking is also increasing with the task in liberation tunnel; In the process of national mine rescue crew firedamp drainage, cause the accident of ambulance corps's generation self injures and deaths a lot.Nineteen ninety-five, certain mine rescue crew of southwest because ambulance corps's method and measure is improper, causes gas explosion, injures and deaths 162 people in the process of firedamp drainage.How can finish safely unpacking and the drawing-off gas task in tunnel, be mine rescue crew's urgent problem.Especially in the process of emission gases, the control of air quantity is difficult to automatically control accurately, is not to be exactly greatly little, and is large, just causes easily gas exceeding limit; Little, delay time of discharging, affect the production of mine.We in real work, develop a kind of facility by exploratory development, can automatically control the size of air quantity, solve the difficult problem of mine rescue crew's air quantity control in discharge process.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can automatically control air quantity, easy to operate, automatic air quantity controller that security performance is high.
For achieving the above object, the technical solution used in the present invention is:
A kind of automatic air quantity controller, comprise main wind tube and minute air duct, it is characterized in that: the side of air duct connects a minute air duct, and the power transmission shaft I is passed main wind tube, and the two ends of power transmission shaft I are installed on the main wind tube by bearing, the power transmission shaft II is passed a minute air duct, the two ends of power transmission shaft II are installed in a minute air duct by bearing, and the power transmission shaft I is meshed by the fan tooth with the power transmission shaft II, and main flabellum is installed on the power transmission shaft I, a minute fan leaf is installed on the power transmission shaft II, and the other end of power transmission shaft II is installed switch base.
According to described automatic air quantity controller, it is characterized in that: described main flabellum is in different states from a minute fan leaf, and when main flabellum was closed, a minute fan leaf was open mode.
According to described automatic air quantity controller, it is characterized in that: the gear plate is installed on minute air duct, between switch base and the power transmission shaft II for being fixedly connected with, switch base is provided with handle set, handle set and switch knob are flexibly connected, the front end of switch knob is provided with switch contact, and switch contact is inserted on the gear hole on the gear plate.
According to described automatic air quantity controller, it is characterized in that: described gear hole has a plurality of, and switch knob is provided with return spring near the part of tail end, and the other end of return spring is connected on the switch base.
Advantageous effect of the present invention is: 1, improve the operating efficiency of ambulance corps when firedamp drainage, improve automatization level, make the emission gases work more scientific; 2, improve the condition of work of ambulance corps, make the rescue personnel safer; 3, realize more efficiently the safety rescue, for mine recovery production gains time, improve the economic benefit of mine, realize safety and stability.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of air quantity control section.
Fig. 3 is the structural representation of quantity switch of air.
In the accompanying drawing: 1, main wind tube; 2, main flabellum; 3, bearing; 4, power transmission shaft I; 5, fan tooth; 6, divide fan leaf; 7, divide air duct; 8, gear plate; 9, power transmission shaft II; 10, switch base; 11, switch contact; 12, handle set; 13, switch knob; 14, return spring; 15, gear hole.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments:
Structure of the present invention is shown in Fig. 1,3, a kind of automatic air quantity controller, comprise main wind tube 1 and minute air duct 7, it is characterized in that: the side of main wind tube 1 connects a minute air duct 7, power transmission shaft I 4 is passed main wind tube 1, the two ends of power transmission shaft I 4 are installed on the main wind tube 1 by bearing 3, power transmission shaft II 9 is passed minute air duct 7, the two ends of power transmission shaft II 9 are installed in minute air duct 7 by bearing 3, power transmission shaft I 4 is meshed by fan tooth 5 with power transmission shaft II 9, main flabellum 2 is installed on the power transmission shaft I 4, a minute fan leaf 6 is installed on the power transmission shaft II 9, the other end of power transmission shaft II 9 is installed switch base 10.According to described automatic air quantity controller, it is characterized in that: described main flabellum 2 is in different states from a minute fan leaf 6, and when main flabellum 2 was closed, a minute fan leaf 6 was open mode.According to described automatic air quantity controller, it is characterized in that: gear plate 8 is installed on minute air duct 7, between switch base 10 and the power transmission shaft II 9 for being fixedly connected with, switch base 10 is provided with handle set 12, handle set 12 is flexibly connected with switch knob 13, the front end of switch knob 13 is provided with switch contact 11, and switch contact 11 is inserted on the gear hole 15 on the gear plate 8.According to described automatic air quantity controller, it is characterized in that: described gear hole 15 has a plurality of, and switch knob 13 is provided with return spring 14 near the part of tail end, and the other end of return spring 14 is connected on the switch base 10.
Working condition of the present invention as shown in Figure 1, the wind band is enclosed within on the main wind tube 1, the outlet air end cover of hair-dryer is given a dinner for a visitor from afar and is with cover, wind covers into main wind tube 1 from the wind band, open fully when main flabellum 2 and then to divide fan leaf 6 for closing fully, holding switch knob switch contact 11 13 this moment removes from gear hole 15, then switch knob 13 and handle set 12 rotate together, when arriving next gear hole 15, then the trip switch handle 13, because the elastic force of return spring 14, switch contact 11 enters gear hole 15 and finishes the adjusting air quantity.When the air output of main wind tube 1 reduced gradually, the air output increase gradually of minute fan leaf 6 can guarantee that like this output of air quantity is normal, prevented that effectively hair-dryer from being suppressed and cause infringement.The rotation that rotarily drives power transmission shaft II 9 of switch base 10, power transmission shaft II 9 is by the rotation of fan tooth 5 drive power transmission shaft I 4, and bearing 3 has played the effect of supporting and rotating.Can effectively regulate air quantity like this, so that the gas in shaft bottom can be good at discharging, introduce the time, the time of the relief of effectively striving for.
Brief introduction of the present invention:
One, the characteristics of product
(1) adopt along separate routes, blocking device is controlled the concentration that gives off gas in the gas;
(2) can be arbitrarily according to the gas density of discharging the tunnel, control and regulation (increase or reduce) enter the air quantity in the tunnel;
(3) Quick Measuring measures the air force that enters in the tunnel;
(4) according to different wind band sizes, be provided with type variable wind band interface;
(5) light in structure is little, and is lightweight, is easy to carry, easy for installation.
Two, product structure
Formed by main wind tube, minute air duct, switch knob, tooth sector, fan blade, switch.
Three, technical data
1, weight: 15kg;
2, main wind tube diameter 500mm, minute air duct diameter 500mm;
3, air quantity controlled variable: 0-100%;
4, adjustable angle: 6 gears;
5, manual adjustments, 0 grade for full blast is pressed, 1 grade of control wind 20%, second gear control wind 40%, third gear control wind 60%, fourth gear control wind 80%, five grades of control wind 100%.
Four, operation connected mode
This device is connected to required firedamp drainage tunnel full blast and presses mixing place, one is connected near blower fan one end, the other end connects upper air duct, air feed 60% is carried out in the position that the control gear is got to second gear by switch knob, shunt divides wind 40%, opening blower fan discharges, send the special messenger to press mixing place to check the concentration of methane gas at full blast, according to the size of discharging methane gas concentration, regulate fan blade with switch knob, adjusting enters in the tunnel air force, and (gas is higher than 1.5%, reduce the air quantity that enters the tunnel, less than 1.5%, increase the air quantity that enters in the tunnel), be unlikely to make the gas density of discharge to transfinite, meet " safety regulations in coal mine " regulation.
Five, reach target
Reach and can regulate, can control air quantity, the size of portable type measuring gas density makes safer in the process of firedamp drainage, convenient, the science of down-hole rescue personnel.
Six, popularizing application prospect
Practical, good market prospects.
The present invention can realize: 1, improve the operating efficiency of ambulance corps when firedamp drainage, improve automatization level, make the emission gases work more scientific; 2, improve the condition of work of ambulance corps, make the rescue personnel safer; 3, realize more efficiently the safety rescue, for mine recovery production gains time, improve the economic benefit of mine, realize safety and stability.
Embodiment recited above is described preferred embodiment of the present invention; be not that design of the present invention and protection domain are limited; under the prerequisite that does not break away from design concept of the present invention; common engineers and technicians make technical scheme of the present invention in this area various modification and improvement all should fall into protection scope of the present invention.
Claims (1)
1. automatic air quantity controller, comprise main wind tube (1) and minute air duct (7), it is characterized in that: the side of air duct (1) connects a minute air duct (7), power transmission shaft I (4) is passed main wind tube (1), the two ends of power transmission shaft I (4) are installed on the main wind tube (1) by bearing (3), power transmission shaft II (9) is passed a minute air duct (7), the two ends of power transmission shaft II (9) are installed in a minute air duct (7) by bearing (3), power transmission shaft I (4) is meshed by fan tooth (5) with power transmission shaft II (9), main flabellum (2) is installed on the power transmission shaft I (4), the upper minute fan leaf (6) of installing of power transmission shaft II (9), the other end of power transmission shaft II (9) is installed switch base (10); Described main flabellum (2) is in different states from a minute fan leaf (6), and main flabellum (2) is when closing, and a minute fan leaf (6) is open mode; Gear plate (8) is installed on minute air duct (7), between switch base (10) and the power transmission shaft II (9) for being fixedly connected with, switch base (10) is provided with handle set (12), handle set (12) is flexibly connected with switch knob (13), the front end of switch knob (13) is provided with switch contact (11), and switch contact (11) is inserted on the gear hole (15) on the gear plate (8); Described gear hole (15) has a plurality of, and switch knob (13) is provided with return spring (14) near the part of tail end, and the other end of return spring (14) is connected on the switch base (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110422085 CN102418545B (en) | 2011-12-16 | 2011-12-16 | Automatic air quantity controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110422085 CN102418545B (en) | 2011-12-16 | 2011-12-16 | Automatic air quantity controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102418545A CN102418545A (en) | 2012-04-18 |
| CN102418545B true CN102418545B (en) | 2013-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110422085 Expired - Fee Related CN102418545B (en) | 2011-12-16 | 2011-12-16 | Automatic air quantity controller |
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| Country | Link |
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| CN (1) | CN102418545B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090990A (en) * | 2014-06-13 | 2015-11-25 | 池州中宏运环保设备有限公司 | Adjusting device for air supplying opening |
| CN105569713B (en) * | 2015-12-23 | 2018-03-02 | 中铁十九局集团第七工程有限公司 | A kind of novel tunnel air handling connection |
| CN110878705B (en) * | 2019-11-29 | 2021-01-29 | 南京工业职业技术学院 | Combine and dig quick-witted attaches wall dryer and suspended structure thereof |
| CN113914917B (en) * | 2021-10-09 | 2024-03-15 | 国能神东煤炭集团有限责任公司 | Ventilation device for coal mine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1076595A1 (en) * | 1982-04-08 | 1984-02-29 | Всесоюзный Институт По Проектированию Организации Энергетического Строительства "Оргэнергострой" | Flexible telescopic air duct |
| CN2916137Y (en) * | 2006-04-28 | 2007-06-27 | 天津泰运橡胶制品有限责任公司 | Rubber plastic air duct with light reflecting effect for mining |
| CN101196121A (en) * | 2007-12-26 | 2008-06-11 | 马兰英 | Polyurethane composite material wind pipe |
| CN101324192A (en) * | 2008-08-02 | 2008-12-17 | 宋银忠 | Ventilated wind pipe |
| CN202467888U (en) * | 2011-12-16 | 2012-10-03 | 枣庄矿业（集团）有限责任公司矿山救护大队 | Automatic blast volume controller |
-
2011
- 2011-12-16 CN CN 201110422085 patent/CN102418545B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1076595A1 (en) * | 1982-04-08 | 1984-02-29 | Всесоюзный Институт По Проектированию Организации Энергетического Строительства "Оргэнергострой" | Flexible telescopic air duct |
| CN2916137Y (en) * | 2006-04-28 | 2007-06-27 | 天津泰运橡胶制品有限责任公司 | Rubber plastic air duct with light reflecting effect for mining |
| CN101196121A (en) * | 2007-12-26 | 2008-06-11 | 马兰英 | Polyurethane composite material wind pipe |
| CN101324192A (en) * | 2008-08-02 | 2008-12-17 | 宋银忠 | Ventilated wind pipe |
| CN202467888U (en) * | 2011-12-16 | 2012-10-03 | 枣庄矿业（集团）有限责任公司矿山救护大队 | Automatic blast volume controller |
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| Publication number | Publication date |
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| CN102418545A (en) | 2012-04-18 |
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