CN216963367U - Automatic fire extinguishing device for cage of coal mine - Google Patents
Automatic fire extinguishing device for cage of coal mine Download PDFInfo
- Publication number
- CN216963367U CN216963367U CN202123098220.7U CN202123098220U CN216963367U CN 216963367 U CN216963367 U CN 216963367U CN 202123098220 U CN202123098220 U CN 202123098220U CN 216963367 U CN216963367 U CN 216963367U
- Authority
- CN
- China
- Prior art keywords
- fire extinguishing
- sealing cover
- coal mine
- protective cover
- alarm
- 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.)
- Expired - Fee Related
Links
- 239000003245 coal Substances 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 29
- 230000001681 protective effect Effects 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000000779 smoke Substances 0.000 claims abstract description 7
- 239000000843 powder Substances 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 239000000523 sample Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 238000004880 explosion Methods 0.000 abstract description 5
- 239000002360 explosive Substances 0.000 abstract description 4
- 231100000817 safety factor Toxicity 0.000 abstract description 4
- 238000009792 diffusion process Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 244000027321 Lychnis chalcedonica Species 0.000 description 2
- 235000017899 Spathodea campanulata Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model provides an automatic fire extinguishing device for a coal mine cage, which can realize automatic alarm fire extinguishing, monitor the interior of a protective cover, control the explosion range, reduce secondary pollution and diffusion of dust and explosives, reduce potential safety hazards, improve safety factors and quickly extinguish a fire point. The technical scheme adopted by the utility model is as follows: an automatic fire extinguishing device for a coal mine cage comprises a sealing cover, an alarm device, a fire extinguishing ball, a reinforcing device, a protective cover and a lifting device; the central part of the sealing cover is provided with an installation part, the center of the bottom of the installation part is provided with a lead, the bottom end of the lead is fixed with a fire extinguishing ball, the inner side of the sealing cover is provided with a reinforcing device, and the top of the sealing cover is provided with a smoke alarm; the alarm device comprises a smoke alarm and an alarm loudspeaker arranged outside the protective cover; the reinforcing device comprises a longitudinal reinforcing rod and a circumferential reinforcing rod which are arranged on the inner side of the sealing cover, and the circumferential reinforcing pipes are connected end to end.
Description
Technical Field
The utility model relates to a fire extinguishing technology more suitable for well and mine equipment in the technical field of mine ground engineering, in particular to an automatic fire extinguishing device for a coal mine cage.
Background
Chinese patent specification CN106581909A discloses a cross-shaped dry powder fire extinguishing cover system, which mainly comprises a high-pressure air compressor, a high-level dry powder fire extinguishing agent storage container, an air-jetting powder extractor and a dry powder fire extinguishing agent injection device which are sequentially connected through a conveying steel pipe, wherein the dry powder fire extinguishing agent injection device comprises four cross-shaped distribution pipes; the working principle is that the metal branch is arranged at the tail end of the distribution pipe and is placed downwards, the distributor is arranged at the intersection of the four main conveying pipes, and the circular metal reinforcing rib is connected with the four main conveying pipes; the upper ports of the four main delivery pipes are communicated with the distributor, the tail ends of the four main delivery pipes are closed and form a concentric circle, and dry powder extinguishing agent spraying nozzles with openings facing downwards are arranged at equal intervals along the length direction of the distribution pipe; the delivery steel pipe at the output end of the air-jet powder extractor is connected with the dry powder extinguishing agent distributor through a metal hose.
However, the cross-shaped dry powder fire extinguishing cover system is not suitable for installation and matching of mine equipment, automatic alarm fire extinguishing is not realized, the interior of the protective cover is monitored, the explosion range is controlled, secondary pollution and diffusion of flying dust and explosives are reduced, potential safety hazards are reduced, and safety factors are improved.
Along with the continuous deepening of mine degree of automation, the application kind and the quantity of lithium cell increase gradually, like lithium electricity monorail crane, jar curtain door, control box stand-by power supply etc. there is safe risk in the use of same lithium cell, when the condition such as battery ageing, overcharge takes place, the battery easily produces the risk of overheated, breaking or even firing.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a fire extinguishing technology which is suitable for well and mine equipment and can realize automatic alarm fire extinguishing, monitor the interior of a protective cover, control the explosion range, reduce secondary pollution and the diffusion of flying dust and explosives, reduce potential safety hazards, improve the safety factor and quickly extinguish a fire point.
In order to achieve the purpose, the utility model adopts the technical scheme that: an automatic fire extinguishing device for a coal mine cage comprises a sealing cover, an alarm device, a fire extinguishing ball, a reinforcing device, a protective cover and a lifting device;
the central part of the sealing cover is provided with an installation part, the center of the bottom of the installation part is provided with a lead, the bottom end of the lead is fixed with a fire extinguishing ball, the inner side of the sealing cover is provided with a reinforcing device, and the top of the sealing cover is provided with a smoke alarm;
the alarm device comprises a smoke alarm and an alarm loudspeaker arranged outside the protective cover;
the reinforcing device comprises a longitudinal reinforcing rod and a circumferential reinforcing rod which are arranged on the inner side of the sealing cover, and the circumferential reinforcing pipes are connected end to end;
the lifting device comprises lifting hydraulic rods which are uniformly distributed at the inner side of the bottom of the protective cover,
the protective cover is arranged outside the sealing cover.
Preferably, the installation part comprises a fixed joint fixed on the top of the sealing cover, the lower part of the fixed joint is in screwed connection with the joint, and a small hole for placing a lead is formed in the middle of the joint.
Preferably, the upper half part of the sealing cover is in an inverted cone shape, the lower half part of the sealing cover is in a cylindrical shape, and a reinforcing device is arranged on the inner side of the sealing cover.
Preferably, the fire extinguishing ball is fixed at the end part of the lead through a lead cross, a probe is arranged in the fire extinguishing ball and connected with a dry powder driving device, a dry powder extinguishing agent is arranged in the fire extinguishing ball, and a shell is arranged outside the fire extinguishing ball.
Preferably, the housing is a foam.
Preferably, the protective cover 4 is made of stainless steel.
Further preferably, elevation structure is including setting up the three hydraulic cylinder of the inboard equipartition in protective cover 4 bottom, and hydraulic cylinder's side welding is on protective cover 4, and the hydraulic stem lower part sets up the hydraulic stem, and the hydraulic stem bottom sets up the fixed part, sets up the fixed orifices on the fixed part and passes through the mounting to be fixed in colliery cage bottom.
It is further preferred that the fixing member is a threaded lock nut.
More preferably, the reinforcing device is made of a welded steel bar material.
The utility model has the advantages that:
the sealed cowling of equipment top can be effectively with the source of a fire separation to the certain limit, makes the source of a fire not diffusing, and when the probe detected super temperature auto-triggering fire extinguishing ball, send out the police dispatch newspaper when putting out a fire, hydraulic cylinder makes things convenient for the lift and the removal of safety cover 4, and the potential safety hazard of ball explosion piece of putting out a fire is solved to safety cover 4.
Drawings
FIG. 1 is a front sectional view of the present invention installed with equipment;
FIG. 2 is a top sectional view of the present invention installed with the apparatus;
fig. 3 is a front view of the present invention.
Reference numerals:
1. sealing cover, 2, fire extinguishing ball, 3, reinforcing apparatus, 4, safety cover, 5, fixed orifices, 6, installation department, 7, lead wire, 8, smog siren, 9, alarm speaker, 10, shell, 11, hydraulic stem, 12, fixed part.
Detailed description of the preferred embodiments
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the utility model.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to 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.
Fig. 1 to 3 show an embodiment of an automatic fire extinguishing device for a coal mine cage according to the utility model.
As shown in figure 1, a coal mine cage automatic fire extinguishing device comprises a sealing cover 1, a fire source is effectively controlled in a certain space, a lithium battery explodes and the sealing cover 1 can effectively block the fire source in a certain range during combustion, so that the fire source is not diffused, an installation part 6 is arranged at the center of the sealing cover 1, a lead 7 is arranged at the center of the bottom of the installation part 6, a fire extinguishing ball 2 is fixed at the bottom end of the lead 7, when a probe detects overtemperature, the fire extinguishing ball 2 is automatically triggered to explode to realize fire extinguishing, the pressure released by the explosion of the fire extinguishing ball 2 can extinguish a fire point more quickly, a reinforcing device 3 is arranged on the inner side of the sealing cover 1, a smoke alarm 8 is arranged at the top of the sealing cover 1, an alarm loudspeaker 9 is arranged outside a protective cover 4, the alarm device gives an alarm when extinguishing the fire, informs personnel to timely handle the fire, further reduces hidden dangers and improves safety factors; the reinforcing device 3 comprises a longitudinal reinforcing rod and a circumferential reinforcing rod which are arranged on the inner side of the sealing cover 1, and the circumferential reinforcing rods are connected end to end;
the lifting device comprises lifting hydraulic rods 11 uniformly distributed on the inner side of the bottom of a protective cover 4, the protective cover 4 is arranged outside a sealing cover 1, the potential safety hazard of splashing of explosive fragments of a fire extinguishing ball 2 is solved, the upper half part of the sealing cover 1 is in an inverted cone shape, the lower half part of the sealing cover 1 is in a cylindrical shape, and a reinforcing device 3 is arranged on the inner side of the sealing cover 1; the sealing cover 1 is designed according to the size of the power box, is ventilated and radiated, and is used for installing the protective cover 4 on the power box and fixing the protective cover on the top of the cage.
As shown in figure 2 installation department 6 including fixing the fixed joint at sealed cowling 1 top, fixed joint lower part attach fitting, connect the middle part and set up the aperture of placing lead wire 7, put out a fire ball 2 and pass through lead wire 7 cross fixed, put out a fire ball 2 inside sets up the probe, and the dry powder drive arrangement is connected to the probe, and the ball 2 inside sets up the dry powder extinguishing agent that puts out a fire, and the outside sets up shell 10.
The shell 10 is the foam material, and the ball 2 that goes out fires hangs in the department top of locating 30mm apart from electrical equipment, and when the fire appeared in electrical equipment conflagration emergence, the ball 2 that goes out fires in the cover of putting out a fire touched flame 3 seconds internal automatic detonation and suppressed the fire, and the ball 2 that goes out a fire effectively puts out a fire diameter 1.44m, can effectively cover lithium cell power supply box.
The lifting structure shown in fig. 3 comprises three lifting hydraulic cylinders uniformly distributed on the inner side of the bottom of a protective cover 4, the side faces of the lifting hydraulic cylinders are welded on the protective cover 4, a hydraulic rod 11 is arranged on the lower portion of each lifting hydraulic cylinder, a fixing portion 12 is arranged at the bottom of each hydraulic rod 11, a fixing hole 5 is formed in each fixing portion 12 and fixed to the bottom of a coal mine cage through a fixing piece, and each fixing piece is a threaded locking nut.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An automatic fire extinguishing device for a coal mine cage is characterized by comprising a sealing cover (1), an alarm device, a fire extinguishing ball (2), a reinforcing device (3), a protective cover (4) and a lifting device;
the central part of the sealing cover (1) is provided with an installation part (6), the center of the bottom of the installation part (6) is provided with a lead (7), the bottom end of the lead (7) is fixed with a fire extinguishing ball (2), the inner side of the sealing cover (1) is provided with a reinforcing device (3), and the top of the sealing cover (1) is provided with a smoke alarm (8);
the alarm device comprises a smoke alarm and an alarm loudspeaker (9) arranged outside the protective cover (4);
the reinforcing device (3) comprises a longitudinal reinforcing rod and a circumferential reinforcing rod which are arranged on the inner side of the sealing cover (1), and the circumferential reinforcing rods are connected end to end;
the lifting device comprises lifting hydraulic rods (11) which are uniformly distributed on the inner side of the bottom of the protective cover (4);
the protective cover (4) is arranged outside the sealing cover (1).
2. The automatic fire extinguishing device for the coal mine cage according to claim 1, wherein the mounting part (6) comprises a fixed joint fixed at the top of the sealing cover (1), the lower part of the fixed joint is connected with a joint, and a small hole for placing the lead (7) is formed in the middle of the joint.
3. The automatic fire extinguishing device for the coal mine cage according to claim 1, wherein the upper half part of the sealing cover (1) is in an inverted cone shape, and the lower half part is in a cylindrical shape.
4. The automatic fire extinguishing device for the coal mine cage according to claim 1, wherein the fire extinguishing ball (2) is fixed at the end of the lead (7) through the lead (7) in a cross manner, a probe is arranged inside the fire extinguishing ball (2) and connected with a dry powder driving device, a dry powder extinguishing agent is arranged inside the fire extinguishing ball (2), and a shell (10) is arranged outside the fire extinguishing ball.
5. The automatic fire extinguishing device for the coal mine cage according to claim 4, wherein the shell (10) is made of foam.
6. The automatic fire extinguishing device for the coal mine cage according to claim 1, wherein the protective cover (4) is made of stainless steel.
7. The automatic fire extinguishing device for the coal mine cage according to claim 1, wherein the lifting device comprises three lifting hydraulic cylinders uniformly distributed on the inner side of the bottom of the protective cover (4), the side faces of the lifting hydraulic cylinders are welded on the protective cover (4), hydraulic rods (11) are arranged on the lower portions of the lifting hydraulic cylinders, fixing portions (12) are arranged at the bottoms of the hydraulic rods (11), and fixing holes (5) are formed in the fixing portions (12) and fixed to the bottom of the coal mine cage through fixing pieces.
8. The automatic fire extinguishing device for the coal mine cage according to claim 7, wherein the fixing member is a threaded lock nut.
9. The automatic fire extinguishing device for the coal mine cage according to claim 1, wherein the reinforcing device (3) is welded by steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123098220.7U CN216963367U (en) | 2021-12-10 | 2021-12-10 | Automatic fire extinguishing device for cage of coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123098220.7U CN216963367U (en) | 2021-12-10 | 2021-12-10 | Automatic fire extinguishing device for cage of coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216963367U true CN216963367U (en) | 2022-07-15 |
Family
ID=82346418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123098220.7U Expired - Fee Related CN216963367U (en) | 2021-12-10 | 2021-12-10 | Automatic fire extinguishing device for cage of coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216963367U (en) |
-
2021
- 2021-12-10 CN CN202123098220.7U patent/CN216963367U/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 |
Granted publication date: 20220715 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |