CN107780969A - A kind of methane gas monitoring power-off device of easy access - Google Patents
A kind of methane gas monitoring power-off device of easy access Download PDFInfo
- Publication number
- CN107780969A CN107780969A CN201710957842.XA CN201710957842A CN107780969A CN 107780969 A CN107780969 A CN 107780969A CN 201710957842 A CN201710957842 A CN 201710957842A CN 107780969 A CN107780969 A CN 107780969A
- Authority
- CN
- China
- Prior art keywords
- instrument
- access
- fixedly connected
- methane gas
- gas monitoring
- 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.)
- Granted
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 8
- 239000005336 safety glass Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 19
- 239000003245 coal Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Emergency Alarm Devices (AREA)
- Measuring Volume Flow (AREA)
Abstract
The present invention relates to cutoff instrument technical field, and disclose a kind of methane gas monitoring power-off device of easy access, including instrument, access hole is offered in the middle part of the instrument tip, the internal slide of the access hole is connected with access panel, both sides at the top of the access panel offer fixing hole, movable chamber is offered at the top of the instrument, the internal slide of the movable chamber is connected with sliding panel, fix bar is fixedly connected with the middle part of the sliding panel bottom, the bottom of the fix bar through movable chamber and extends to the inside of fixing hole.The methane gas monitoring power-off device of the easy access, it is lifted up pulling block, fix bar can be made to be pulled out from the inside of fixing hole, so as to which access panel is released from the inside of access hole, maintenance personal is facilitated to detect the electronic component inside cutoff instrument, to ensure that cutoff instrument with normal work, can improve the operating efficiency of maintenance personal, the security of coal production is further increased.
Description
Technical field
The present invention relates to cutoff instrument technical field, specially a kind of methane gas monitoring power-off device of easy access.
Background technology
With strict demand of the country to Safety of Coal Mine Production, avoid inside coal mine gas density it is too high cause it is quick-fried
It is fried, often the density of gas is monitored using cutoff instrument at present, cutoff instrument is in design to lean on coal-winning machine band without power source special
After electricity work, power supply is provided by control transformer, cutoff instrument gathers relay output switching signal after gas density signal, control
The start-stop situation of coal-winning machine.Coal-winning machine electric control part main control transformer has electricity, and main control transformer exports 12V alternating currents through this
Intrinsic safety 12V power supplys supply cutoff instrument is exported after pacifying power supply processing, cutoff instrument establishes beginning initial work by cable, when confirmation gas density
When not exceeded, cutoff instrument collects normal signal, and signal is connected in output, and coal-winning machine continues to run with, when confirmation gas density is exceeded
When, cutoff instrument collects fault-signal, exports cut-off signal, and coal-winning machine power-off is out of service.
In order to reach the needs of safety in production, avoid that security incident easily occurs when gas density is exceeded, be required for daily
Measuring error is carried out to methane gas monitoring power-off device, it is ensured that methane gas monitoring power-off device can be with normal use, but present cutoff instrument
Overhaul it is cumbersome, inconvenience the electronic component inside cutoff instrument is detected, add the labor intensity of maintenance personal, therefore
Need a kind of methane gas monitoring power-off device of easy access.
The content of the invention
(1) technical problem solved
In view of the shortcomings of the prior art, the invention provides a kind of methane gas monitoring power-off device of easy access, possess and be easy to
The advantages of maintenance, solve that present cutoff instrument maintenance is cumbersome, and inconvenience detects to the electronic component inside cutoff instrument,
The problem of adding maintenance personal's labor intensity.
(2) technical scheme
To realize the above-mentioned purpose for being easy to maintenance, the present invention provides following technical scheme：A kind of gas prison of easy access
Cutoff instrument, including instrument are surveyed, offers access hole in the middle part of the instrument tip, the internal slide of the access hole is connected with inspection
Repair plate, the both sides at the top of the access panel offer fixing hole, and movable chamber, the movable chamber are offered at the top of the instrument
Internal slide be connected with sliding panel, fix bar, the bottom of the fix bar are fixedly connected with the middle part of the sliding panel bottom
Through movable chamber and extend to the inside of fixing hole, the middle part at the top of the sliding panel is fixedly connected with pull lever, the pulling
The outer surface movable sleeve of bar is connected to compression spring, and the top of the pull lever through movable chamber and extends to the top of instrument, institute
State and limited block is fixedly connected with the top of pull lever, be fixedly connected with pulling block at the top of the limited block, the two of the instrument
Side has been fixedly connected with installing plate, and the front of the installing plate offers mounting hole, and the bottom of the instrument, which is fixedly connected with, to be connect
Terminal, the bottom thread of the binding post are connected with junction pole, and the bottom of the junction pole is fixedly connected with pressing plate.
Preferably, the access panel is adapted with access hole, and access panel is shaped as convex shape.
Preferably, the length of the fix bar is equal to the half of movable chamber depth, and the depth of fixing hole is equal to admittedly
The half of fixed pole length.
Preferably, the top movable of the bottom of the compression spring and sliding panel connects, and the top of contracting spring and activity
The inner roof wall of chamber is flexibly connected.
Preferably, the middle part at the top of the access panel is fixedly connected with handle, and that shakes hands is shaped as reverse U shape.
Preferably, the positive top of the instrument is provided with numerical value observation window, and the inside of numerical value observation window is fixedly connected
There is safety glass.
(3) beneficial effect
Compared with prior art, the invention provides a kind of methane gas monitoring power-off device of easy access, possess following beneficial
Effect：
1st, the methane gas monitoring power-off device of the easy access, by the setting of fixing hole and fix bar, it is lifted up pulling block,
Fix bar can be made to be pulled out from the inside of fixing hole, so as to which access panel is released from the inside of access hole, facilitate maintenance
Personnel detect to the electronic component inside cutoff instrument, to ensure that cutoff instrument can improve maintenance personal's with normal work
Operating efficiency, the security of coal production is further increased, so that dispatcher can have found dangerous situation as early as possible, the very first time leads to
Know each department related personnel.
2nd, the methane gas monitoring power-off device of the easy access, by the setting of compression spring, compression spring has certain pressure
Contracting power and bounce, facilitate maintenance personal and pull out fix bar from the inside of fixing hole, after maintenance terminates, also facilitate to inspection
The fixation of plate is repaiied, access panel is avoided and shakes, by the setting of binding post, junction pole and pressing plate, facilitates and pacifies circuit
On binding post, pressing plate can compress circuit, avoid the end of a thread from dropping.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is partial enlarged drawing at Fig. 1 of the present invention A.
In figure：1 instrument, 2 access holes, 3 access panels, 4 fixing holes, 5 movable chambers, 6 sliding panels, 7 fix bars, 8 pull lever, 9
Compression spring, 10 limited blocks, 11 pull blocks, 12 handles, 13 installing plates, 14 mounting holes, 15 numerical value observation windows, 16 safety glass,
17 binding posts, 18 junction poles, 19 pressing plates.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-2, a kind of methane gas monitoring power-off device of easy access, including instrument 1 are referred to, the middle part at the top of instrument 1 is opened
Provided with access hole 2, the internal slide of access hole 2 is connected with access panel 3, and access panel 3 is adapted with access hole 2, and access panel 3
It is shaped as convex shape, the middle part at the top of access panel 3 is fixedly connected with handle 12, and shakes hands 12 to be shaped as reverse U shape, access panel
The both sides at 3 tops offer fixing hole 4, and the top of instrument 1 offers movable chamber 5, and the internal slide of movable chamber 5 is connected with cunning
Plate 6 is moved, fix bar 7 is fixedly connected with the middle part of the bottom of sliding panel 6, the bottom of fix bar 7 through movable chamber 5 and extends to fixation
The inside in hole 4, the length of fix bar 7 is equal to the half of the depth of movable chamber 5, and the depth of fixing hole 4 is grown equal to fix bar 7
The half of degree, by the setting of fixing hole 4 and fix bar 7, it is lifted up pulling block 11, fix bar 7 can be made from fixation
The inside in hole 4 pulls out, and so as to which access panel 3 is released from the inside of access hole 2, facilitates maintenance personal to cutoff instrument inside
Electronic component detected, to ensure that cutoff instrument with normal work, can improve the operating efficiency of maintenance personal, further carry
The high security of coal production, so that dispatcher can have found dangerous situation as early as possible, the very first time notifies each department's relevant people
Member, the middle part at the top of sliding panel 6 are fixedly connected with pull lever 8, and the outer surface movable sleeve of pull lever 8 is connected to compression spring 9, compression
The bottom of spring 9 is connected with the top movable of sliding panel 6, and the top of contracting spring 9 is flexibly connected with the inner roof wall of movable chamber 5,
By the setting of compression spring 9, compression spring 9 has certain compression stress and bounce, facilitates maintenance personal by fix bar 7
Pulled out from the inside of fixing hole 4, after maintenance terminates, also facilitate the fixation to access panel 3, avoid access panel 3 and shake,
The top of pull lever 8 is through movable chamber 5 and extends to the top of instrument 1, and the top of pull lever 8 is fixedly connected with limited block 10,
The top of limited block 10, which is fixedly connected with, pulls block 11, and the both sides of instrument 1 have been fixedly connected with installing plate 13, and installing plate 13 is just
Face offers mounting hole 14, and 1 positive top of instrument is provided with numerical value observation window 15, can by the setting of numerical value observation window 15
To get information about gas density inside coal mine, so that dispatcher can have found dangerous situation as early as possible, very first time notice is respectively
Individual department related personnel, and the inside of numerical value observation window 15 is fixedly connected with safety glass 16, the bottom of instrument 1 is fixedly connected with
Binding post 17, the bottom thread of binding post 17 are connected with junction pole 18, and the bottom of junction pole 18 is fixedly connected with pressing plate 19, passed through
The setting of binding post 17, junction pole 18 and pressing plate 19, facilitate and circuit is arranged on binding post 17, pressing plate 19 can be by circuit
Compress, avoid the end of a thread from dropping.
In summary, the methane gas monitoring power-off device of the easy access, by the setting of fixing hole 4 and fix bar 7, carry upwards
Rise and pull block 11, fix bar 7 can be made to be pulled out from the inside of fixing hole 4, so as to by access panel 3 from the inside of access hole 2
Release, facilitate maintenance personal and the electronic component inside cutoff instrument is detected, to ensure that cutoff instrument can be carried with normal work
The high operating efficiency of maintenance personal, the security of coal production is further increased, so that dispatcher can have found as early as possible
Dangerous situation, the very first time notify each department related personnel, and the present invention is simple in construction, reasonable in design and easy to operate, solve existing
Cutoff instrument maintenance it is cumbersome, inconvenience the electronic component inside cutoff instrument is detected, add maintenance personal work
The problem of intensity.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of methane gas monitoring power-off device of easy access, including instrument (1), it is characterised in that：In at the top of the instrument (1)
Portion offers access hole (2), and the internal slide of the access hole (2) is connected with access panel (3), at the top of the access panel (3)
Both sides offer fixing hole (4), and movable chamber (5) is offered at the top of the instrument (1), and the inside of the movable chamber (5) is slided
It is dynamic to be connected with sliding panel (6), fix bar (7) is fixedly connected with the middle part of sliding panel (6) bottom, the fix bar (7)
Bottom is through movable chamber (5) and extends to the inside of fixing hole (4), and the middle part at the top of the sliding panel (6) is fixedly connected with drawing
Lever (8), the outer surface movable sleeve of the pull lever (8) are connected to compression spring (9), and the top of the pull lever (8), which passes through, lives
Dynamic chamber (5) simultaneously extends to the top of instrument (1), and limited block (10) is fixedly connected with the top of the pull lever (8), described spacing
It is fixedly connected with the top of block (10) and pulls block (11), the both sides of the instrument (1) has been fixedly connected with installing plate (13), described
The front of installing plate (13) offers mounting hole (14), and the bottom of the instrument (1) is fixedly connected with binding post (17), described to connect
The bottom thread of terminal (17) is connected with junction pole (18), and the bottom of the junction pole (18) is fixedly connected with pressing plate (19).
A kind of 2. methane gas monitoring power-off device of easy access according to claim 1, it is characterised in that：The access panel
(3) it is adapted with access hole (2), and access panel (3) is shaped as convex shape.
A kind of 3. methane gas monitoring power-off device of easy access according to claim 1, it is characterised in that：The fix bar
(7) length is equal to the half of movable chamber (5) depth, and the depth of fixing hole (4) is equal to two points of fix bar (7) length
One of.
A kind of 4. methane gas monitoring power-off device of easy access according to claim 1, it is characterised in that：The compression spring
(9) bottom is connected with the top movable of sliding panel (6), and the top of contracting spring (9) and the inner roof wall activity of movable chamber (5) connect
Connect.
A kind of 5. methane gas monitoring power-off device of easy access according to claim 1, it is characterised in that：The access panel
(3) middle part at the top of is fixedly connected with handle (12), and that shakes hands (12) is shaped as reverse U shape.
A kind of 6. methane gas monitoring power-off device of easy access according to claim 1, it is characterised in that：The instrument (1)
Positive top is provided with numerical value observation window (15), and the inside of numerical value observation window (15) is fixedly connected with safety glass (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710957842.XA CN107780969B (en) | 2017-10-16 | 2017-10-16 | A kind of methane gas monitoring power-off device of easy access |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710957842.XA CN107780969B (en) | 2017-10-16 | 2017-10-16 | A kind of methane gas monitoring power-off device of easy access |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107780969A true CN107780969A (en) | 2018-03-09 |
| CN107780969B CN107780969B (en) | 2019-02-15 |
Family
ID=61434523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710957842.XA Active CN107780969B (en) | 2017-10-16 | 2017-10-16 | A kind of methane gas monitoring power-off device of easy access |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107780969B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088550A (en) * | 2018-09-15 | 2018-12-25 | 江苏晶道新能源科技有限公司 | A kind of photovoltaic DC-to-AC converter in photovoltaic generating system |
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| CN200985802Y (en) * | 2006-03-31 | 2007-12-05 | 韩永华 | Vacuum duplicate supply wind electric mash gas electric closedown switch |
| CN201821603U (en) * | 2010-10-19 | 2011-05-04 | 湖南中通电气有限公司 | Explosion proof type vehicle-mounted comprehensive alarm power-off device |
| RU2436960C1 (en) * | 2010-04-22 | 2011-12-20 | Владимир Яковлевич Катюхин | Tunnel driving method in complicated mine geological and hydrogeological conditions |
| CN103051057A (en) * | 2012-12-04 | 2013-04-17 | 河南省电力公司驻马店供电公司 | Transformer equipment state overhaul intelligent management monitoring system |
| CN206429266U (en) * | 2017-01-16 | 2017-08-22 | 赵文利 | A kind of electronic type gas safety tripper |
-
2017
- 2017-10-16 CN CN201710957842.XA patent/CN107780969B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200985802Y (en) * | 2006-03-31 | 2007-12-05 | 韩永华 | Vacuum duplicate supply wind electric mash gas electric closedown switch |
| RU2436960C1 (en) * | 2010-04-22 | 2011-12-20 | Владимир Яковлевич Катюхин | Tunnel driving method in complicated mine geological and hydrogeological conditions |
| CN201821603U (en) * | 2010-10-19 | 2011-05-04 | 湖南中通电气有限公司 | Explosion proof type vehicle-mounted comprehensive alarm power-off device |
| CN103051057A (en) * | 2012-12-04 | 2013-04-17 | 河南省电力公司驻马店供电公司 | Transformer equipment state overhaul intelligent management monitoring system |
| CN206429266U (en) * | 2017-01-16 | 2017-08-22 | 赵文利 | A kind of electronic type gas safety tripper |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088550A (en) * | 2018-09-15 | 2018-12-25 | 江苏晶道新能源科技有限公司 | A kind of photovoltaic DC-to-AC converter in photovoltaic generating system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107780969B (en) | 2019-02-15 |
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