CN101922304B - Safe wingspan-type monitoring and alarming system of automatic on-off ventilation wind pressure for mine - Google Patents
Safe wingspan-type monitoring and alarming system of automatic on-off ventilation wind pressure for mine Download PDFInfo
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- CN101922304B CN101922304B CN2010101837585A CN201010183758A CN101922304B CN 101922304 B CN101922304 B CN 101922304B CN 2010101837585 A CN2010101837585 A CN 2010101837585A CN 201010183758 A CN201010183758 A CN 201010183758A CN 101922304 B CN101922304 B CN 101922304B
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Abstract
The invention belongs to the technical field of ventilation wind pressure monitoring equipment of a vertical shaft pit shaft for mines or gate ways, in particular to a safe wingspan-type monitoring and alarming system of automatic on-off ventilation wind pressure for mines. The monitoring and alarming system monitors the ventilation state of the vertical shaft pit shaft or the gate way adopts the technical scheme of comprising a display system, a sensing mechanism and a double-wing mechanism, wherein the double-wing mechanism comprises a left wing and a right wind which are fixed on a bottom plate by hinges, and the left wing and the right wing are respectively provided with a beam; a spring construction member is fixed on the bottom plate and is a butterfly spring fixed on a spindle; the other end of the butterfly spring is clamped and connected with the beam; the wings in the double-wing mechanism contact with the sensing mechanism, and the sensing mechanism is connected with the display system. Wind pressure safe monitoring realizes the real-time monitoring of ventilation pressure in the air duct, and a display screen is used for displaying in real time so as to thoroughly solve the ventilation hidden danger existing in the existing mine pit shaft or gate way tunnelling.
Description
Technical field
The invention belongs to mining shaft of vertical well or gallery ventilation wind pressure monitoring equipment technical field, be specially mining span formula automatic open close ventilation blast safety monitoring and warning system.
Background technology
Keeping the smooth ventilation of mine shaft of vertical well or lane construction, is crucial, an indispensable job of safety in production in the sinking shaft process.The ventilation of shaft of vertical well or gallery is fresh air to be pressed into to driving face through air duct by secondary fan.Harmful gas when for the workmen fresh air, dilution gas and explosion being provided in the blasting fume is with the health of guarantee underground operators and the safety of facility.And adopt automatically controlled mode to send mode to be input to ground through the electricity change blast to ventilation situation in air duct terminal is most at present, this mode exists following problem:
1, electric transmitting system very easily damages in rugged environment.
2, aging other potential safety hazard of bringing of transmission line.
3, operating cost is high.
Therefore; After using a period of time, the automatically controlled wind pressure alarm of majority system given it up for various reasons; Also caused the waste of resource to a certain extent; The more important thing is for the smooth ventilation problem of shaft of vertical well or lane construction and fail well to solve, thereby bring certain danger to safety in production.
Summary of the invention
The object of the invention is exactly to the defective of above-mentioned existence a kind of mining span formula automatic open close ventilation blast safety monitoring and warning system to be provided, and shaft of vertical well or gallery ventilation condition are monitored.This warning system adopts and comprises and display system, sensing mechanism also comprise two wing mechanisms, and described two wing mechanisms comprise through hinges fixing and fix on left wing's wing and right flank wing on the base plate, on left wing's wing and right flank wing, are respectively equipped with crossbeam; On described base plate, be fixed with spring member, this spring member is the butterfly spring that is fixed in the rotating shaft, the other end of this butterfly spring and crossbeam clamping; Wing in described two wing mechanisms is used for contacting with sensing mechanism; The technical scheme that sensing mechanism is connected with display system; Realized the real-time monitoring of ventilation pressure in the air duct through the blast security monitoring; And show in real time through display screen, thoroughly solved the ventilation hidden danger that in pitshaft or heading, exists at present.
Technical scheme of the present invention is: mining span formula automatic open close ventilation blast safety monitoring and warning system; Comprise display system, sensing mechanism; It is characterized in that; Also comprise two wing mechanisms, described two wing mechanisms comprise through hinges fixing and fix on left wing's wing and right flank wing on the base plate, on left wing's wing and right flank wing, are respectively equipped with crossbeam; On described base plate, be fixed with spring member, this spring member is the butterfly spring that is fixed in the rotating shaft, the other end of this butterfly spring and crossbeam clamping; Wing in described two wing mechanisms is used for contacting with sensing mechanism, and sensing mechanism is connected with display system.
Characteristics of the present invention also have: described sensing mechanism is made up of housing, press rods, spring, setting nut, wire, pressure thimble; Described press rods upper end is provided with setting nut, and the lower end of this press rods is provided with spring and passes housing; Described press rods top connects the pressure thimble through wire; Described base plate is provided with spacer pin; Described left wing wing and right flank wing are circular arc, and this cambered surface direction is consistent with wind direction.
Beneficial effect of the present invention is: this monitoring and alarming system adopts two wing mechanisms and sensing mechanism to combine with display system, realizes automatic open close and carries out the security monitoring warning through the air duct blast.The size that two wings are pressed with the wind when air feed in the air duct produces blast and carry out the span; Through sensing mechanism wind pressure value is transferred to display system in the span process; When blast does not reach required value in the air duct; Alarm equipment alarm in the display system and through realizing that with the lead safety of total control switch safety joins control, more safer, more economical than electric-control system.In a word; This warning system has realized the real-time monitoring of ventilation pressure in the air duct through the blast security monitoring; And show in real time through display screen; Thereby the ventilation condition to air duct is grasped in real time, has effectively eliminated the hidden danger after the explosion, has thoroughly solved the ventilation hidden danger that in pitshaft or heading, exists at present.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Wherein, 1 is base plate, and 2 is hinge, and 3 are fixing suspension ring, and 4 is spacer pin, and 5 is left wing's wing; 6 is the right flank wing, and 7 is butterfly spring, and 8 is housing, and 9 is press rods, and 10 is spring; 11 is setting nut, and 12 is wire, and 13 is the pressure thimble, and 14 is the blast display screen, and 15 is crossbeam.
Embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is carried out detailed explanation.
As can be seen from Figure 1; Mining span formula automatic open close ventilation blast safety monitoring and warning system of the present invention; Comprise display system, sensing mechanism; Also comprise two wing mechanisms, described two wing mechanisms comprise through hinge 2 and are fixed on left wing's wing 5 and right flank wing 6 on the base plate 1, on left wing's wing and right flank wing, are respectively equipped with crossbeam 15; On described base plate 1, be fixed with spring member, this spring member is the butterfly spring 7 that is fixed in the rotating shaft, and the other end of this butterfly spring and crossbeam 15 clampings, the effect of butterfly spring reset both wings when being no blast; Wing in described two wing mechanisms is used for contacting with sensing mechanism, and sensing mechanism is connected with display system.
There is an aperture lower end of said rotating shaft, and butterfly spring is fixed in this, and two ends are stuck on the crossbeam, when no blast, under the effect of butterfly spring, both wings is resetted.
Described two wings can form this material light weight, no windage, acidproof, alkaline-resisting, high-low temperature resistant, antistatic for Ф 12 * 3 aluminium hard tube hot pressing.
Described sensing mechanism is made up of housing 8, press rods 9, spring 10, setting nut 11, wire 12, pressure thimble 13; Described press rods 9 upper ends are provided with setting nut 11, and the lower end of this press rods 9 is provided with spring 10 and passes housing 8; Described press rods 9 tops connect pressure thimble 13 through wire 12.Wherein, it can make press rods 9 reset through wire pulling pressure thimble 13 when the effect of spring was no blast, and the purpose of setting nut is through regulating spring pressure the initial safe blast of press rods when the left and right wing expanse is opened to be set.That is to say that when setting nut turned clockwise, the initial blast of spring holding pressure bar when the left and right wing expanse is opened was big, otherwise original pressure is little.
Described base plate 1 is provided with spacer pin 4; When both wings wing generate 180 is spent; Spacer pin restriction both wings no longer stretch, and two wings stretch when 0-180 spends, and the press rods 9 of sensing mechanism moves upward and through sensing mechanism the blast situation of change is reflected on the blast display screen 14.
Described left wing wing and right flank wing are circular arc, and this cambered surface direction is consistent with wind direction.The circular arc of two wings is corresponding with the air duct diameter, upwards is convenient to dredge distinguished and admirable because of cambered surface, so that the work of both wings wind-engaging is when upper span, the press rods 9 that two ends promote in the sensing mechanism moves upward.
This warning system realizes automatic open close through the air duct blast and carries out security monitoring and report to the police; The size that two wings are pressed with the wind when air feed in the air duct produces blast and carry out the span; Through sensing mechanism wind pressure value is transferred to display system in the span process; When blast does not reach required value in the air duct, the alarm equipment alarm in the display system and through realizing that with the lead safety of total control switch safety joins control.
Operation instruction:
1, warning system is placed in the air duct through fixing suspension ring 3, press rods 9 force value are set in the safe range through the setting nut in the sensing mechanism 11.
2, behind the two wing wind-engagings of this warning system, two wings make progress in the expansion process two ends with press rods 9 to pop-up, press rods 9 is reflected in blast numerical value on the blast display screen 14 through wire 12,13 motions of pressure thimble.
3, the warning blast is arranged on < 500pa.
4, spring pressure needs often check and correction, does not reach when requiring and in time changes.
Technical parameter:
Warning blast: < 500pa
Resistance to shock loads:>150% (superpressure value)
The spring reciprocal time:>300 times
Distance sensing:>1000m
Weight: < 5kg
Claims (4)
1.
The ore depositWith span formula automatic open close ventilation blast safety monitoring and warning system; Comprise display system, sensing mechanism, it is characterized in that, also comprise two wing mechanisms; Described two wing mechanisms comprise through hinges fixing and fix on left wing's wing and right flank wing on the base plate, on left wing's wing and right flank wing, are respectively equipped with crossbeam; On described base plate, be fixed with spring member, this spring member is the butterfly spring that is fixed in the rotating shaft, the other end of this butterfly spring and crossbeam clamping; Wing in described two wing mechanisms is used for contacting with sensing mechanism, and sensing mechanism is connected with display system.
2. warning system according to claim 1 is characterized in that, described sensing mechanism is made up of housing, press rods, spring, setting nut, wire, pressure thimble; Described press rods upper end is provided with setting nut, and the lower end of this press rods is provided with spring and passes housing; Described press rods top connects the pressure thimble through wire.
3. warning system according to claim 1 and 2 is characterized in that described base plate is provided with spacer pin.
4. warning system according to claim 1 and 2 is characterized in that, described left wing wing and right flank wing are circular arc, and this cambered surface direction is consistent with wind direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101837585A CN101922304B (en) | 2010-05-27 | 2010-05-27 | Safe wingspan-type monitoring and alarming system of automatic on-off ventilation wind pressure for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101837585A CN101922304B (en) | 2010-05-27 | 2010-05-27 | Safe wingspan-type monitoring and alarming system of automatic on-off ventilation wind pressure for mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101922304A CN101922304A (en) | 2010-12-22 |
| CN101922304B true CN101922304B (en) | 2012-02-29 |
Family
ID=43337483
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101837585A Expired - Fee Related CN101922304B (en) | 2010-05-27 | 2010-05-27 | Safe wingspan-type monitoring and alarming system of automatic on-off ventilation wind pressure for mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101922304B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705007A (en) * | 2012-05-31 | 2012-10-03 | 襄垣县树元电器有限公司 | Monitoring system for explosion door of coal mine air shaft |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1372067A1 (en) * | 1985-11-12 | 1988-02-07 | Всесоюзный научно-исследовательский горно-металлургический институт цветных металлов | Air flow regulator for mine ventilation networks |
| CN87210735U (en) * | 1987-11-13 | 1988-06-29 | 抚顺煤矿安全仪器厂 | Diaphragm dry-reed tube contact windcylinder flow sensor |
| RU2018688C1 (en) * | 1992-07-22 | 1994-08-30 | Товарищество с ограниченной ответственностью "ДиСиДи" | Device for automatic control of air velocity in mine ventilation |
| CN2548124Y (en) * | 2002-06-11 | 2003-04-30 | 王永忠 | Suspension type gas-flow sensor |
| CN101699034A (en) * | 2009-10-22 | 2010-04-28 | 湘潭平安电气有限公司 | Online monitoring and fault-diagnosing device of main fan for mines |
| CN201738949U (en) * | 2010-05-27 | 2011-02-09 | 中煤第三建设（集团）有限责任公司三十工程处 | Mining-use wingspan-type ventilation wind pressure monitoring and alarming system with functions of automatic start and stop |
-
2010
- 2010-05-27 CN CN2010101837585A patent/CN101922304B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1372067A1 (en) * | 1985-11-12 | 1988-02-07 | Всесоюзный научно-исследовательский горно-металлургический институт цветных металлов | Air flow regulator for mine ventilation networks |
| CN87210735U (en) * | 1987-11-13 | 1988-06-29 | 抚顺煤矿安全仪器厂 | Diaphragm dry-reed tube contact windcylinder flow sensor |
| RU2018688C1 (en) * | 1992-07-22 | 1994-08-30 | Товарищество с ограниченной ответственностью "ДиСиДи" | Device for automatic control of air velocity in mine ventilation |
| CN2548124Y (en) * | 2002-06-11 | 2003-04-30 | 王永忠 | Suspension type gas-flow sensor |
| CN101699034A (en) * | 2009-10-22 | 2010-04-28 | 湘潭平安电气有限公司 | Online monitoring and fault-diagnosing device of main fan for mines |
| CN201738949U (en) * | 2010-05-27 | 2011-02-09 | 中煤第三建设（集团）有限责任公司三十工程处 | Mining-use wingspan-type ventilation wind pressure monitoring and alarming system with functions of automatic start and stop |
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| Publication number | Publication date |
|---|---|
| CN101922304A (en) | 2010-12-22 |
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