CN212583976U - Safety explosion-proof device for coal mine ventilation - Google Patents
Safety explosion-proof device for coal mine ventilation Download PDFInfo
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- CN212583976U CN212583976U CN202020806749.6U CN202020806749U CN212583976U CN 212583976 U CN212583976 U CN 212583976U CN 202020806749 U CN202020806749 U CN 202020806749U CN 212583976 U CN212583976 U CN 212583976U
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Abstract
The utility model discloses a safety explosion-proof equipment is used in colliery ventilation, the loach carrying platform comprises a supporting fram, the horizontal fixed mounting in intermediate position of the outside avris of support frame has the reinforcement horizontal pole, the horizontal fixed mounting in avris position of the inboard lower extreme of support frame has the horizontal fixed mounting in avris position of the inboard upper end of one-level assembly branch to have second grade assembly branch, the avris fixed mounting in one-level assembly branch and the outside upper end of second grade assembly branch has the support connecting piece, the outside fixed mounting of rotation axis has logical fan leaf, the inside intermediate position of play dryer has preset the wind guiding channel that expands, the outside fixed mounting of play dryer has the wind pipe box, the inside fixed mounting of wind pipe box has the. This safety explosion-proof equipment is used in colliery ventilation adopts the two wind section of thick bamboo structures of single ventilation export, can obtain the biggest ventilation effect in limited fixed knot constructs to do not destroy holistic structural stability, the promotion of great degree holistic result of use and working property.
Description
Technical Field
The utility model relates to a colliery ventilation technical field specifically is a colliery is safe explosion-proof equipment for ventilation.
Background
The coal mining method is characterized in that the coal mining area is a coal resource mining area of human beings in a coal-rich mining area, and is generally divided into a mineworker coal mine and an open coal mine, most of the coal mines can generate gas, and therefore ventilation operation needs to be carried out on the inside in the mining work.
However, most of existing ventilation devices in the existing market for coal mines have small air ducts, the ventilation range is limited, multiple use requirements in practical application use work are difficult to meet, ideal ventilation effects cannot be achieved, so that the overall use effect and working performance are limited to a certain extent, and due to the limitation of the overall structure, the overall explosion-proof effect is general, and the defect that the risk of explosion inside the coal mine cannot be reduced is overcome.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a colliery is safety explosion-proof equipment for ventilation to propose mostly being small-size dryer in solving above-mentioned background art, the ventilation zone is limited, is difficult to satisfy multiple user demand in the practical application use, can't reach ideal ventilation effect, so that holistic result of use and working property have the restriction of certain degree, and because overall structure's restrictive nature, make whole explosion-proof effect comparatively general, can't reduce the problem of the inside explosion risk in colliery.
In order to achieve the above object, the utility model provides a following technical scheme: a safety explosion-proof device for ventilation of coal mines comprises a support frame, a reinforcing cross rod is transversely and fixedly installed at the middle position of the outer side of the support frame, a secondary assembly supporting rod is transversely and fixedly installed at the side position of the inner upper end of a primary assembly supporting rod at the lower end of the inner side of the support frame, a support connecting piece is transversely and fixedly installed at the side position of the outer upper end of the primary assembly supporting rod and the secondary assembly supporting rod, an explosion-proof air cylinder is fixedly installed at the upper ends of the primary assembly supporting rod and the secondary assembly supporting rod, a gas concentration monitor is fixedly installed at the side position of the outer upper end of the explosion-proof air cylinder, a driving motor is fixedly installed at the middle position of one side of the outer part of the explosion-proof air cylinder, a ventilation connecting box is fixedly installed at the, the utility model discloses a fan, including explosion-proof dryer, fan outlet box, fan inlet box, fan outlet box, fixed disk fixedly connected with rotation axis, the inside opposite side position fixed mounting of explosion-proof dryer has the positioning screen dish, the horizontal fixed mounting in upper end position of the inside inner wall of explosion-proof dryer has guide vane, driving motor's output shaft passes fixed disk fixedly connected with rotation axis, the intermediate position fixedly connected with air outlet box in the outside, the outside fixed mounting of rotation axis has logical fan leaf, the inside intermediate position of air outlet box has preset and expands wind direction passageway, the outside position fixed mounting that goes out the air outlet box.
Preferably, the whole formula symmetrical structure as an organic whole of support frame, and consolidate the horizontal pole and transversely symmetrical fixed mounting in the intermediate position of the outside both sides of support frame have four that the specification is the same, one-level assembly branch and second grade assembly branch have two that the specification is the same at the inboard lower extreme of support frame and the bilateral position symmetry fixed mounting of upper end respectively, support the connecting piece and have two that the specification is the same at the equal symmetrical fixed mounting in the both sides position of the outside upper end of one-level assembly branch and second grade assembly branch.
Preferably, the support connecting piece is in the mutual seamless fixed connection in the outside upper end of one-level assembly branch and second grade assembly branch and the both sides position of explosion-proof dryer bottom, explosion-proof dryer wholly is the hollow circular cylinder structure to respectively in one-level assembly branch upper end and second grade assembly branch upper end symmetry fixed mounting have two that the specification is the same, and two explosion-proof dryer all with ventilate between the connecting box seamless connection each other, and inside intercommunication each other.
Preferably, mutual electric connection between gas concentration monitor and the driving motor, the ventilation connecting box and play dryer and expand the whole integral type structure that is inside mutual intercommunication of wind pipe box, and mutual seamless connection between fixed disk and the inside inner wall of explosion-proof dryer, the whole network structure that is mutual seamless connection between the inside inner wall of explosion-proof dryer at explosion-proof dryer of location net dish.
Preferably, the ventilation fan blades are transversely and symmetrically and fixedly installed at equal intervals outside the rotating shaft and have the same specification, three dust screens with the same specification are fixedly installed at equal intervals inside the air expansion pipe sleeve, and the guide blades are transversely and symmetrically and fixedly installed at the upper end and the lower end of the inner wall inside the anti-explosion air duct and have the same specification.
Compared with the prior art, the beneficial effects of the utility model are that: this safety explosion-proof equipment is used in colliery ventilation, adopt the two wind section of thick bamboo structures of single ventilation export, can obtain the biggest ventilation effect in limited fixed knot constructs, and do not destroy holistic structural stability, great promotion holistic result of use and working property, and corresponding holistic ventilation working range has been promoted, can satisfy multiple user demand under the different in service behavior, and through having add in a ventilation section of thick bamboo inside expand wind direction passageway and expand the bellows sleeve, and the correspondence has set up the gas concentration monitor, can monitor the real-time gas concentration in the colliery, the inside possibility and the risk of exploding of taking place in colliery has effectively been reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the split structure of the present invention;
FIG. 3 is a schematic side view of the present invention;
fig. 4 is a schematic view of the side internal structure of the present invention.
In the figure: 1. a support frame; 2. reinforcing the cross bar; 3. assembling a support rod at the first stage; 4. assembling a support rod in a secondary mode; 5. a support link; 6. an explosion-proof air duct; 7. a gas concentration monitor; 8. a drive motor; 9. a ventilation connection box; 10. fixing the disc; 11. positioning a net disc; 12. a rotating shaft; 13. an air outlet cylinder; 14. a ventilating fan blade; 15. a wind-spreading guide channel; 16. a wind expansion pipe sleeve; 17. a dust screen; 18. and a guide vane.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a safety explosion-proof device for ventilation of coal mines comprises a support frame 1, a reinforcing cross rod 2, a first-stage assembly support rod 3, a second-stage assembly support rod 4, a support connecting piece 5, an explosion-proof air duct 6, a gas concentration monitor 7, a driving motor 8, a ventilation connecting box 9, a fixing disc 10, a positioning net disc 11, a rotating shaft 12, an air outlet duct 13, a ventilation fan blade 14, an air expansion guide channel 15, an air expansion pipe sleeve 16, a dust screen 17 and a guide blade 18, wherein the reinforcing cross rod 2 is transversely and fixedly installed at the middle position of the outer side of the support frame 1, a second-stage assembly support rod 4 is transversely and fixedly installed at the side position of the inner upper end of the first-stage assembly support rod 3 at the transverse position of the inner lower end of the support frame 1, the support connecting piece 5 is fixedly installed at the side position of the outer upper end of the first-stage assembly support, a gas concentration monitor 7 is fixedly arranged at the side position of the upper end outside the explosion-proof air duct 6, a driving motor 8 is fixedly arranged at the middle position of one side outside the explosion-proof air duct 6, a ventilation connecting box 9 is fixedly arranged at the other side position outside the explosion-proof air duct 6, a fixed disc 10 is fixedly arranged at one side position inside the explosion-proof air duct 6, a positioning net disc 11 is fixedly arranged at the other side position inside the explosion-proof air duct 6, a guide vane 18 is transversely and fixedly arranged at the upper end position of the inner wall inside the explosion-proof air duct 6, an output shaft of the driving motor 8 penetrates through the fixed disc 10 and is fixedly connected with a rotating shaft 12, an air outlet duct 13 is fixedly connected at the middle position outside the ventilation connecting box 9, a ventilation fan vane 14 is fixedly arranged outside the rotating shaft 12, an air expansion guide passage 15 is preset at the middle position inside the air outlet duct, a dust screen 17 is fixedly arranged inside the wind expansion pipe sleeve 16;
furthermore, the whole support frame 1 is of an integral symmetrical structure, four reinforcing cross rods 2 with the same specification are transversely symmetrically and fixedly arranged at the middle positions of the two sides of the outer part of the support frame 1, two primary assembling support rods 3 and two secondary assembling support rods 4 with the same specification are symmetrically and fixedly arranged at the two side positions of the lower end and the upper end of the inner side of the support frame 1 respectively, two supporting connecting pieces 5 with the same specification are symmetrically and fixedly arranged at the two side positions of the outer upper end of the primary assembling support rods 3 and the two secondary assembling support rods 4, the reasonable stability of the whole structure in the actual application and use work is ensured to a greater extent, and the use stability of the whole structure is;
furthermore, the supporting connecting piece 5 is fixedly connected with the two sides of the bottom of the explosion-proof air duct 6 at the upper ends of the outer parts of the first-stage assembly supporting rod 3 and the second-stage assembly supporting rod 4 in a seamless mode, the explosion-proof air duct 6 is integrally of a hollow cylinder structure, two explosion-proof air ducts with the same specification are symmetrically and fixedly installed at the upper end of the first-stage assembly supporting rod 3 and the upper end of the second-stage assembly supporting rod 4 respectively, the two explosion-proof air ducts 6 are connected with the ventilation connecting box 9 in a seamless mode and are communicated with each other inside, and the using effect and the working performance of the;
furthermore, the gas concentration monitor 7 is electrically connected with the driving motor 8, the ventilation connecting box 9, the air outlet cylinder 13 and the air expansion pipe sleeve 16 are integrally of an integrated structure with the interior communicated with each other, the fixed disc 10 is seamlessly connected with the inner wall of the explosion-proof air cylinder 6, and the positioning net disc 11 is integrally of a net-shaped structure with the interior wall of the explosion-proof air cylinder 6 in seamless connection with each other in the explosion-proof air cylinder 6, so that the use functionality of the whole body in normal use work is effectively enriched;
furthermore, the ventilation blades 14 are transversely and symmetrically fixedly installed at equal intervals outside the rotating shaft 12, and have the same specification, the dust screens 17 are fixedly installed at equal intervals inside the air expansion pipe sleeve 16, the guide blades 18 are transversely and symmetrically installed at equal intervals on the upper end and the lower end of the inner wall inside the anti-explosion air duct 6, and have the same specification, and the application range of the whole is effectively expanded on the basis of expanding the comprehensive use performance of the whole.
The working principle is as follows: firstly, the support frame 1 is connected at the bottom of the explosion-proof air duct 6 in a seamless manner and is provided with a symmetrical fixed mounting structure, so that the integral supporting stability of the explosion-proof air duct 6 can be effectively ensured, the integral use strength of the explosion-proof air duct is correspondingly enhanced, the whole device is moved to a designated working position in a coal mine through an external mobile device, the driving motor 8 is started to drive the rotating shaft 12 and the ventilation fan blades 14 fixed outside the rotating shaft to rotate to ventilate the positions of the air expansion pipe sleeve 16 and the air expansion guide channel 15 arranged inside the air outlet duct 13, the gas concentration monitor 7 can monitor the gas concentration inside the coal mine, when the gas concentration inside the coal mine exceeds the preset value of the gas concentration monitor 7, the driving motor 8 is directly started to carry out continuous, smooth and stable ventilation work by utilizing the electric connection relation between the gas concentration monitor and the driving motor 8, and the use functionality of the whole device in practical, and the possibility of explosion in the coal mine can be reduced to the maximum extent.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a colliery is safe explosion-proof equipment for ventilation, includes the support frame, its characterized in that: the middle position of the outer side of the support frame is transversely and fixedly provided with a reinforcing cross rod, the side position of the lower end of the inner side of the support frame is transversely and fixedly provided with a side position of the upper end of a first-stage assembly support rod, a second-stage assembly support rod, a support connecting piece, a first-stage assembly support rod and a second-stage assembly support rod, the upper ends of the first-stage assembly support rod and the second-stage assembly support rod are fixedly provided with an explosion-proof air cylinder, the side position of the upper end of the outer side of the explosion-proof air cylinder is fixedly provided with a gas concentration monitor, the middle position of one side of the outer side of the explosion-proof air cylinder is fixedly provided with a driving motor, the other side of the outer side of the explosion-proof air cylinder is fixedly provided with a ventilation connecting box, the anti-explosion air duct comprises an anti-explosion air duct body, and is characterized in that guide blades are transversely and fixedly mounted at the upper end position of the inner wall inside the anti-explosion air duct body, an output shaft of a driving motor penetrates through a fixed disc fixedly connected with rotating shaft, an air outlet duct is fixedly connected at the middle position outside the outside of a ventilation connecting box, ventilation blades are fixedly mounted outside the rotating shaft, an air expansion guide channel is preset at the middle position inside the air outlet duct body, an air expansion duct sleeve is fixedly mounted at the outside position outside the air outlet duct body, and a dust screen is fixedly mounted inside the.
2. A safety explosion vent apparatus for coal mine ventilation according to claim 1, wherein: the whole formula symmetrical structure as an organic whole of support frame, and consolidate the horizontal pole and have four that the specification is the same at the horizontal symmetrical fixed mounting in the intermediate position of the outside both sides of support frame, one-level assembly branch and second grade assembly branch have two that the specification is the same at the inboard lower extreme of support frame and the bilateral position symmetrical fixed mounting of upper end respectively, support the connecting piece and have two that the specification is the same at the equal symmetrical fixed mounting in the both sides position of the outside upper end of one-level assembly branch and second grade assembly branch.
3. A safety explosion vent apparatus for coal mine ventilation according to claim 1, wherein: the support connecting piece is in the outside upper end of one-level assembly branch and second grade assembly branch and the mutual seamless fixed connection in both sides position of explosion-proof dryer bottom, the whole hollow cylinder structure that is of explosion-proof dryer to respectively in one-level assembly branch upper end and second grade assembly branch upper end symmetry fixed mounting have two that the specification is the same, and two explosion-proof dryer all with the ventilation connecting box between mutual seamless connection, and inside intercommunication each other.
4. A safety explosion vent apparatus for coal mine ventilation according to claim 1, wherein: mutual electric connection between gas concentration monitor and the driving motor, the integral type structure that ventilation connecting box and play dryer and expand the whole intercommunication each other of pipe box are inside, and mutual seamless connection between fixed disk and the inside inner wall of explosion-proof dryer, the whole network structure that is mutual seamless connection between the inside inner wall of explosion-proof dryer of positioning network dish in explosion-proof dryer.
5. A safety explosion vent apparatus for coal mine ventilation according to claim 1, wherein: the ventilation fan blades are transversely and symmetrically and fixedly installed at equal intervals outside the rotating shaft and are identical in specification, three dust screens are fixedly installed inside the air expansion pipe sleeve at equal intervals, and the guide blades are transversely and symmetrically and fixedly installed at the upper end and the lower end of the inner wall inside the anti-explosion air duct and are identical in specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020806749.6U CN212583976U (en) | 2020-05-15 | 2020-05-15 | Safety explosion-proof device for coal mine ventilation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020806749.6U CN212583976U (en) | 2020-05-15 | 2020-05-15 | Safety explosion-proof device for coal mine ventilation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212583976U true CN212583976U (en) | 2021-02-23 |
Family
ID=74640365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020806749.6U Expired - Fee Related CN212583976U (en) | 2020-05-15 | 2020-05-15 | Safety explosion-proof device for coal mine ventilation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212583976U (en) |
-
2020
- 2020-05-15 CN CN202020806749.6U patent/CN212583976U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210223 Termination date: 20210515 |