CN209820293U - Blasting dust fall fire gun device that disappears - Google Patents
Blasting dust fall fire gun device that disappears Download PDFInfo
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- CN209820293U CN209820293U CN201920234955.1U CN201920234955U CN209820293U CN 209820293 U CN209820293 U CN 209820293U CN 201920234955 U CN201920234955 U CN 201920234955U CN 209820293 U CN209820293 U CN 209820293U
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Abstract
The utility model discloses a dust fall of blasting fire control big gun device mainly comprises feed bin and explosion equipment, wherein, the feed bin mainly used splendid attire dust fall or for the fire control material, and contain the explosive in explosion equipment's the explosion storehouse, after detonating the explosive in the explosion storehouse, can produce a large amount of high-pressure gas in the explosion storehouse, the check valve that communicates with the explosion storehouse is in open state under high-pressure gas's impact, make the high-pressure gas in the explosion storehouse get into in the feed bin via the check valve, dust fall or for the fire control material in the feed bin sprays the diffusion to the outside under high-pressure gas's drive, realize the purpose of dust fall, fire control and put out a fire; the blasting dust-reducing fire-fighting gun device has the advantages of simple structure, reasonable design, convenience in use, low cost, high dust-reducing and fire-fighting efficiency and the like.
Description
Technical Field
The utility model discloses a technical field of dust fall, equipment for the fire control especially relates to a dust fall fire prevention big gun device that disappears of blasting.
Background
A large amount of high-concentration dust is generated in strip mine production blasting and urban building demolition blasting, high-temperature and high-pressure gas released instantly in blasting operation forms shock waves to generate a large amount of dust, and the dust has the characteristics of high diffusion speed, large diffusion area, serious pollution to the surrounding environment and the like.
At present, the dust fall mode for strip mine production blasting mainly comprises: the method for dedusting the dust by using the pre-wetting water injection method, the foam dedusting method and the like can achieve a certain purpose of dedusting, but has the problems of low dedusting efficiency, high cost and the like, and cannot be widely applied to actual engineering. The dust fall mode of demolition blasting of urban buildings mainly adopts comprehensive dustproof technologies such as cleaning dust deposition, floor water storage, pre-wetting wall bodies, building external high-pressure pipe network water spraying, fire fighting truck high-pressure water spraying, helicopter water throwing bullets and the like, and the mode can alleviate dust hazards to a certain extent, but has the problems of high investment cost, complex operation and the like.
In addition, the existing fire-fighting devices mostly adopt high-pressure nitrogen or explosive as a power source. The high-pressure nitrogen bottle group is required to be independently arranged for storing the high-pressure nitrogen, so that the equipment and the control structure are complex, and the high-pressure nitrogen needs to be repeatedly filled when the device is used, so that the use cost is high; the device is driven by explosives, huge explosion sound and shock waves generated by gunpowder can damage a protected object, multiple sets of linkage are needed in some places, the huge shock waves and fire light can possibly generate secondary disasters, and in addition, the fire extinguishing device started in a direct explosion mode is adopted in inflammable and explosive places and underground engineering, so that the possibility of increasing fire loss is high.
Therefore, how to research and develop a novel dust fall, fire control unit to solve above-mentioned with high costs, operation complicacy, security subalternation problem, become the urgent need of trade.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a blasting dust fall fire prevention big gun device to at least, solve blasting dust fall and fire control extinguishing process in the past, there are with high costs, operation complicacy, security subalternation problem.
The technical scheme provided by the utility model, specifically do, a blasting falls dirt fire gun device that disappears, a serial communication port, include: a storage bin 1 and an explosive device 2;
the top of the storage bin 1 is provided with first interface tube seats 111 at intervals, and the bottom of the storage bin 1 is provided with second interface tube seats 112;
the explosive device 2 comprises: an explosion bin 21 and a long charge pipe 22;
the explosion bin 21 is fixedly arranged in the bin 1, a third interface tube seat 211 is arranged on the side wall of the explosion bin 21, and a check valve 212 is arranged at the end part of the third interface tube seat 211;
the inside of feed bin 1 is located to powder charge long tube 22 one end, with explosion storehouse 21 is connected and is linked together, and the other end passes the lateral wall of feed bin 1 is located the outside of feed bin 1 powder charge long tube 22 is located be provided with wire holder 221 and valve 222 on the lateral wall of feed bin 1 outside powder charge long tube 22 is located the port department of feed bin 1 outside is provided with can open bin gate 223.
Preferably, an inner pipe 113 is arranged inside the storage bin 1, one end of the inner pipe 113 is connected and communicated with the first interface pipe seat 111, and the other end of the inner pipe is suspended inside the storage bin 1.
Further preferably, the storage bin 1 is provided with a manhole 114.
More preferably, the inner tube 113 is a straight tube penetrating both upper and lower ends.
Further preferably, the inner tube 113 includes: a lower tube 1131, a middle tube 1132, and an upper tube 1133;
the lower end of the lower pipe 1131 is suspended inside the silo 1;
the middle pipe 1132 is a venturi tube, the lower end of the middle pipe is connected with the upper end of the lower pipe 1131, the upper end of the middle pipe is connected with the lower end of the upper pipe 1133, and a side air inlet of the middle pipe is communicated with an outlet of the check valve 212;
the upper end of the upper tube 1133 is connected and communicated with the first interface tube seat 111.
Further preferably, the check valve 212 includes: valve body 2121, solid ball 2122, adjusting screw 2123, fixing plate 2124 and spring 2125;
the valve body 2121 is a cylindrical cylinder with one open end and the other closed end, the inner diameter of the open end of the valve body 2121 is smaller than that of the closed end, a screw hole is formed in the end face of the closed end of the valve body 2121, and an opening 21211 is formed in the side wall, close to the open end, of the valve body 2121;
the solid ball 2122 is positioned in the valve body 2121, and the diameter of the solid ball 2122 is larger than the inner diameter of the open end of the valve body 2121 and the caliber of the opening 21211;
the end part of the adjusting screw 2123 is threadedly mounted in a screw hole at the closed end of the valve body 2121;
the fixing plate 2124 is located inside the valve body 2121 and is fixedly connected to an end of the adjusting screw 2123;
the spring 2125 is located in the valve body 2121, and one end of the spring abuts against the solid ball 2122 and the other end abuts against the fixing plate 2124.
Further preferably, the check valve 212 includes: a valve body 2126, an air inlet pipe 2127, an air outlet pipe 2128 and a solid ball 2029;
a spherical cavity 21261 is arranged in the valve body 2126, and vent holes communicated with the spherical cavity 21261 are respectively arranged at the upper end and the lower end of the valve body 2126;
the air outlet end of the air inlet pipe 2127 is fixedly connected with the vent hole at the lower end of the valve body 2126;
the air inlet end of the air outlet pipe 2128 is fixedly connected with the vent hole at the upper end of the valve body 2126;
the solid ball 2029 is located within the valve body 2126, and the diameter of the solid ball 2029 is smaller than the diameter of the spherical cavity 21261 and larger than the diameter of the vent hole.
The utility model provides a dust suppression fire control gun device falls in blasting, mainly constitute by feed bin and explosion device, wherein, the feed bin mainly used splendid attire dust fall or material for the fire control, and the splendid attire has the explosive in explosion device's the explosion storehouse, after detonating the explosive in the explosion storehouse, can produce a large amount of high-pressure gas in the explosion storehouse, the check valve with explosion storehouse intercommunication is in the open mode under high-pressure gas's impact, make in the high-pressure gas in the explosion storehouse gets into the feed bin via the check valve, dust fall in the feed bin or material for the fire control spray the diffusion to the outside under high-pressure gas's drive, realize the dust fall, the purpose of putting out a fire. The blasting dust-reducing fire-fighting cannon device can be placed close to a dust source point or a fire ignition point, and can be used together with related facilities to realize remote detonation so as to improve the dust-reducing and fire-fighting effects. In addition, because the explosive in the blasting dust fall fire monitor device is detonated in a closed space, secondary pollution can not be generated, and the blasting dust fall fire monitor device has the advantage of high environmental friendliness.
The utility model provides a blasting dust fall fire control big gun device has simple structure, reasonable in design, convenient to use, and reaction time is short, and is with low costs, advantages such as dust fall, fire extinguishing efficiency height.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an explosion dust-reducing fire monitor device provided in an embodiment of the present disclosure;
FIG. 2 is a cross-sectional view taken along aa of FIG. 1;
FIG. 3 is a cross-sectional view taken along bb of FIG. 1;
fig. 4 is a schematic structural diagram of a bin unit in a pressure type blasting dust-settling device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a stock bin unit in an injection type blasting fire monitor device according to an embodiment of the present disclosure;
fig. 6 is a schematic structural diagram 1 of an explosion device in a blasting dust-fall fire monitor device according to an embodiment of the present disclosure;
fig. 7 is a schematic structural diagram 2 of an explosion device in a blasting dust-fall fire monitor device according to an embodiment of the present disclosure;
fig. 8 is a schematic structural view of a check valve in the blasting dust-fall fire monitor device provided in the embodiment of the present disclosure;
fig. 9 is a schematic structural view of another check valve in the blasting dust fall fire monitor device provided by the embodiment of the utility model.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the appended claims.
In view of the prior art, the problems of low efficiency, high cost, poor safety and the like exist in the dust fall and fire extinguishing processes, the present embodiment provides a dust fall blasting device, referring to fig. 1, fig. 2 and fig. 3, the dust fall blasting device mainly comprises a storage bin 1 and an explosive device 2, wherein the storage bin 1 is mainly used for containing dust fall or fire-fighting materials, a first interface tube seat 111 is arranged at the top of the storage bin 1 at intervals, a second interface tube seat 112 is arranged at the bottom of the storage bin 1, the explosive device 2 mainly comprises an explosive bin 21 and a long explosive tube 22, the explosive bin 21 is fixedly arranged inside the storage bin 1, a third interface tube seat 211 is arranged on the side wall of the explosive bin 21, a check valve 212 is arranged at the end of the third interface tube seat 211, one end of the long explosive tube 22 is arranged inside the storage bin 1 and is connected and communicated with the explosive bin 21, the other end penetrates through the side wall of the storage bin 1 and is positioned outside the storage bin 1, a wire holder 221 and a valve 222 are arranged on the side wall of the long charge pipe 22 positioned outside the storage bin 1, the valve 222 is a needle valve, and an openable bin door 223 is arranged at the port of the long charge pipe 22 positioned outside the storage bin 1.
The first interface tube seats 111 in the blasting dust fall fire monitor device are generally designed into three, and when the blasting dust fall fire monitor device is used, one connecting nozzle is used for outwards spraying materials in a storage bin; the connecting safety valve is used for controlling the pressure in the storage bin to ensure the use safety; the other connecting valve is used for loading materials; the second interface tube base 112 is connected with a valve and is used for unloading materials in the storage bin after the operation is finished.
The specific use method of the blasting dust-reducing fire gun device comprises the following steps: first, add materials and explosives: opening a valve connected with the first interface pipe seat, and closing the valve after the dust fall or fire fighting material is loaded into the storage bin; opening an openable bin door on the long explosive charging tube, charging explosive into an explosion bin from the long explosive charging tube, connecting a detonating lead to a wire holder, and after the openable bin door is closed, placing the blasting dust-reducing fire-fighting gun device near a dust source point or a fire ignition point; then, the control initiation wire is ignited, the explosive in the explosion bin explodes, a large amount of high-pressure gas is generated in the explosion bin, a check valve communicated with the explosion bin is in an open state under the impact of the high-pressure gas, the high-pressure gas in the explosion bin enters the bin through the check valve, the dust fall or the fire-fighting material in the bin is sprayed and diffused to the outside under the driving of the high-pressure gas, the dust fall and fire-fighting functions are completed, after the use is finished, a valve on the charging long pipe is opened, the explosion bin is decompressed, a valve connected to the second interface pipe base is opened, and the material in the bin is unloaded.
In order to make the material in the storage bin be quickly and sufficiently injected to the outside of the storage bin under the impact of the high-pressure gas after explosion, as an improvement of the technical scheme, referring to fig. 4 and 5, an inner pipe 113 is arranged in the storage bin 1, the inner pipe 113 is used for guiding the material in the storage bin, one end of the inner pipe 113 is connected and communicated with a first interface pipe seat 111, the other end of the inner pipe is suspended in the storage bin 1, and a nozzle is correspondingly connected to the outside of the first interface pipe seat 111 connected with the inner pipe 113.
For the convenience of maintenance, as an improvement of the technical scheme, referring to fig. 1, a manhole 114 is arranged on the storage bin 1, so that maintenance personnel can enter the storage bin from the manhole for maintenance.
Generally speaking, the material of splendid attire can be liquid or powder in the feed bin in the above-mentioned blasting dust fall fire gun device, and is different according to the physical state of material, the utility model discloses the blasting dust fall fire gun device of two kinds of forms of pressure type and injection type has been designed respectively, generally to the material of liquid, adopts pressure type to realize the dust fall for the most, and to the powder material, adopts injection type to realize the fire control for the most.
The pressure type blasting dust-settling device and the injection type blasting fire-fighting cannon device have basically the same overall structure, are completely installed according to the structure, and have the only difference that the inner pipe structure is adopted, and the specific structures of the two devices are sequentially introduced below.
Pressure blasting dust-settling device
Referring to fig. 1 and 2, the pressure type blasting dust falling device mainly comprises a storage bin 1 and an explosive device 2, wherein 3 first interface tube seats 111 are arranged at intervals on the top of the storage bin 1, a second interface tube seat 112 is arranged at the bottom of the storage bin 1, a manhole 114 is arranged at the end of the storage bin 1, an inner tube 113 is arranged in the storage bin 1, the inner tube 113 is a straight tube penetrating through the upper end and the lower end, one end of the inner tube is connected and communicated with the first interface tube seats 111, and the other end of the inner tube is suspended in the storage bin 1. Referring to fig. 6 and 7, the explosion device 2 mainly comprises an explosion bin 21 and a long charge pipe 22, the explosion bin 21 is located inside the storage bin 1, a circular support 213 extending outward in the radial direction is welded to the outside of the explosion bin 21 along the circumferential direction, the outer edge of the circular support 213 is fixedly welded to the inner wall of the storage bin 1, a third interface pipe seat 211 is arranged on the side wall of the explosion bin 21, a check valve 212 is mounted at the end of the third interface pipe seat 211, one end of the long charge pipe 22 is located inside the storage bin 1 and connected and communicated with the explosion bin 21, the other end of the long charge pipe 22 penetrates through the side wall of the storage bin 1 and is located outside the storage bin 1, a connection pipe seat 221 and a valve 222 are arranged on the side wall of the long charge pipe 22 located outside the storage bin 1, the valve 222 is a needle valve, and an openable bin door 223 is arranged at the end of.
The structure of the check valve 212 can be selected from various structures, and in this embodiment, referring to fig. 8, the check valve 212 is mainly composed of a valve body 2121, a solid ball 2122, an adjusting screw 2123, a fixing plate 2124 and a spring 2125, wherein the valve body 2121 is a cylindrical barrel with one open end and the other closed end, the open end of the valve body 2121 is connected and communicated with the third interface tube holder 211 on the explosion chamber 21, the inner diameter of the open end of the valve body 2121 is smaller than that of the closed end, a threaded hole is formed in the closed end face of the valve body 2121, an opening 21211 is formed in the side wall of the valve body 2121 near the open end, the solid ball 2122 is located in the valve body 2121, the diameter of the solid ball 2122 is larger than the inner diameter of the open end of the valve body 2121 and the diameter of the opening 21211, the end of the adjusting screw 2123 is threadedly mounted in the threaded hole formed in the closed end of the valve body 2121, the spring 2125 is positioned in the valve body 2121, one end of the spring abuts against the solid ball 2122, and the other end of the spring abuts against the fixing plate 2124; the check valve mainly realizes the opening and closing of the valve through the movement of the solid ball. Under the normal pressure, the solid ball is under the elastic force effect of spring, the shutoff is in trompil department all the time, this check valve is in the closed condition, after the explosion of explosive in the storehouse, the high-pressure gas of production can get into from the open end of valve body, the drive spheroid leaves trompil department, remove to the spring direction, make the spring take place elastic shrinkage, the check valve is opened, high-pressure gas enters into the feed bin from the trompil, when high-pressure gas pressure in the valve body is less than spring elastic force, the solid ball is under the elastic force effect of spring, get back to the trompil position once more, with the trompil shutoff, the check valve is closed, wherein, adjusting screw can be used for adjusting the initial position of spring tip, and then realize the regulation of.
When the pressure type blasting dust-settling device is used, firstly, pipelines are connected, three first interface tube seats 111 in the storage bin 1 are respectively connected with a nozzle, a safety valve and a valve, wherein the first interface tube seats connected with the nozzle are first interface tube seats with the lower ends connected with an inner tube, second interface tube seats 112 in the storage bin 1 are all connected with the valve, then, the device is transported to the position near a blasting operation dust-settling point, the valve connected to the first interface tube seats of the storage bin is opened, liquid (water) is filled in the valve, and the valve is closed; opening an openable bin door of the long explosive charging pipe, filling explosive, connecting a wire holder with a detonating lead, and closing the openable bin door; and detonating the explosive, allowing high-pressure gas generated by explosion to enter the third interface tube seat and open the check valve, increasing the pressure in the storage bin, stabilizing the pressure at 0.4-1.2 MPa, pushing the materials in the storage bin to be ejected at high speed through the inner tube and the nozzle connected with the first interface tube seat, and capturing instant dust caused by explosion to achieve the aim of dust reduction. And after the dust fall is finished, opening a valve connected with the second interface tube seat, and discharging the residual materials. And opening a valve on the long powder charging pipe to release pressure to the explosion bin, and closing the valve.
(II) injection type blasting fire-fighting gun device
Referring to fig. 1 and 2, the injection type explosion fire-fighting device mainly comprises a storage bin 1 and an explosion device 2, wherein 3 first interface tube seats 111 are arranged at the top of the storage bin 1 at intervals, a second interface tube seat 112 is arranged at the bottom of the storage bin 1, a manhole 114 is arranged at the end of the storage bin 1, an inner tube 113 is arranged in the storage bin 1, the inner tube 113 mainly comprises a lower tube 1131, a middle tube 1132 and an upper tube 1133, wherein the lower end of the lower tube 1131 is suspended inside the storage bin 1, the middle tube 1132 is a venturi tube, the lower end of the middle tube is connected with the upper end of the lower tube 1131, the upper end of the middle tube is connected with the lower end of the upper tube 1133, and the upper end of the upper tube 1133 is connected and communicated with the first interface. Referring to fig. 6 and 7, the explosive device 2 is mainly composed of an explosive bin 21 and a long explosive tube 22, the explosive bin 21 is located inside the storage bin 1, a ring support 213 extending radially outwards is welded to the outside of the explosion chamber 21 along the circumferential direction, the outer edge of the circular ring support 213 is fixedly welded with the inner wall of the storage bin 1, two third interface tube seats 211 are arranged on the side wall of the explosion bin 21, a check valve 212 is arranged at the end part of the third interface tube seat 211, the outlet of the check valve 212 is communicated with the side air inlet of the inner middle tube 1132 of the storage bin, one end of the long charge tube 22 is positioned in the storage bin 1, is connected and communicated with the explosion bin 21, the other end of the explosion bin penetrates through the side wall of the bin 1 and is positioned outside the bin 1, a wire holder 221 and a valve 222 are arranged on the side wall of the long charge pipe 22 outside the storage bin 1, the valve 222 is a needle valve, and an openable bin gate 223 is arranged at the end of the long charge tube 22 outside the bin 1.
The structure of the check valve 212 may be selected from a variety of structures, and in this embodiment, referring to fig. 9, the check valve 212 mainly includes a valve body 2126, an air inlet pipe 2127, an air outlet pipe 2128, and a solid ball 2029, wherein the valve body 2126 is internally provided with a spherical cavity 21261, the upper and lower ends of the valve body 2126 are respectively provided with a vent hole communicated with the spherical cavity 21261, the air outlet end of the air inlet pipe 2127 is fixedly connected with the vent hole at the lower end of the valve body 2126, the air inlet end of the air outlet pipe 2128 is fixedly connected with the vent hole at the upper end of the valve body 2126, the solid ball 2029 is located in the valve body 2126, and the diameter of the solid ball 2029 is smaller than the diameter of; the check valve mainly realizes the opening and closing of the valve through the movement of the solid ball. Under the normal pressure, the solid ball blocks the air vent position of being connected at intake pipe and valve body under the effect of gravity, make this check valve be in the off-state, after the explosive explosion in the explosion storehouse, the high-pressure gas of production can follow the intake pipe entering of valve body, the drive spheroid floats in the valve body, the check valve is opened, high-pressure gas enters into the valve body from the air vent with intake pipe connection, discharge to the feed bin by the outlet duct, when high-pressure gas pressure is less than the gravity of solid ball in the valve body, the solid ball is under the action of gravity, get back to the air vent position with intake pipe connection once more, with the air vent shutoff, the check valve is closed.
When the injection type blasting fire-fighting blast gun device is used, firstly, the three first interface tube bases 111 in the storage bin 1 are connected with the nozzle, the safety valve and the valve respectively through pipelines, wherein the first interface tube base connected with the nozzle is the first interface tube base with the lower end connected with the inner tube, the second interface tube base 112 in the storage bin 1 is connected with the valve, then the storage bin is filled with fire-extinguishing powder, the explosive is filled in the long explosive-filling tube, the detonating lead is connected with the wire holder, the device is placed in a place with large fire hazard risk, and the wire holder is connected with a fire alarm system. When a fire disaster happens, the fire alarm system is used for chain detonation, high-pressure gas generated by explosion enters and opens the check valve through the third interface pipe seat, enters the middle pipe of the venturi structure in the inner pipe, and ejects fire extinguishing powder through the nozzle connected with the first interface pipe seat to spray at a high speed, so that the fire extinguishing purpose is achieved. And after fire extinguishment, opening a valve connected with the second interface pipe seat, and discharging residual materials. And opening a valve on the long powder charging pipe to release pressure to the explosion bin, and closing the valve.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (7)
1. A blasting dust fall fire gun device that disappears characterized in that includes: a storage bin (1) and an explosion device (2);
the top of the storage bin (1) is provided with first interface tube seats (111) at intervals, and the bottom of the storage bin (1) is provided with second interface tube seats (112);
the explosive device (2) comprises: an explosion bin (21) and a long charge pipe (22);
the explosion bin (21) is fixedly arranged in the bin (1), a third interface pipe seat (211) is arranged on the side wall of the explosion bin (21), and a check valve (212) is arranged at the end part of the third interface pipe seat (211);
powder charge long tube (22) one end is located the inside of feed bin (1), with explosion storehouse (21) are connected and are linked together, and the other end passes the lateral wall of feed bin (1) is located the outside of feed bin (1) powder charge long tube (22) are located be provided with wire holder (221) and valve (222) on the lateral wall of feed bin (1) outside powder charge long tube (22) are located the port department of feed bin (1) outside is provided with and can open bin gate (223).
2. The device for blasting, dust-reducing, fire-fighting and fire-fighting of claim 1, characterized in that an inner tube (113) is arranged inside the silo (1), one end of the inner tube (113) is connected and communicated with the first interface tube seat (111), and the other end is suspended inside the silo (1).
3. The blasting dust-reducing fire-fighting equipment according to claim 1, wherein a manhole (114) is provided on the silo (1).
4. The blasting dust-reducing fire-fighting gun device according to claim 2, wherein the inner tube (113) is a straight tube passing through the upper and lower ends.
5. The blasting dust-reducing fire-fighting gun device according to claim 2, wherein the inner tube (113) comprises: a lower tube (1131), a middle tube (1132) and an upper tube (1133);
the lower end of the lower pipe (1131) is suspended in the interior of the storage bin (1);
the middle pipe (1132) is a Venturi tube, the lower end of the middle pipe is connected with the upper end of the lower pipe (1131), the upper end of the middle pipe is connected with the lower end of the upper pipe (1133), and a side air inlet of the middle pipe is communicated with an outlet of the check valve (212);
the upper end of the upper pipe (1133) is connected and communicated with the first interface pipe seat (111).
6. The blasting dust-reducing fire monitor device according to claim 1 or 4, wherein the check valve (212) comprises: the valve comprises a valve body (2121), a solid ball (2122), an adjusting screw (2123), a fixing plate (2124) and a spring (2125);
the valve body (2121) is a cylindrical barrel with one open end and the other closed end, the inner diameter of the open end of the valve body (2121) is smaller than that of the closed end, a screw hole is formed in the end face of the closed end of the valve body (2121), and an opening (21211) is formed in the side wall, close to the open end, of the valve body (2121);
the solid ball (2122) is positioned in the valve body (2121), and the diameter of the solid ball (2122) is larger than the inner diameter of the open end of the valve body (2121) and the caliber of the opening (21211);
the end part of the adjusting screw (2123) is installed in a screw hole at the closed end of the valve body (2121) in a threaded manner;
the fixing plate (2124) is positioned in the valve body (2121) and is fixedly connected with the end part of the adjusting screw (2123);
the spring (2125) is positioned in the valve body (2121), one end of the spring is abutted against the solid ball (2122), and the other end of the spring is abutted against the fixing plate (2124).
7. The blasting dust-reducing fire monitor device according to claim 1 or 5, wherein the check valve (212) comprises: the valve body (2126), the air inlet pipe (2127), the air outlet pipe (2128) and the solid ball (2029);
a spherical cavity (21261) is arranged in the valve body (2126), and vent holes communicated with the spherical cavity (21261) are respectively arranged at the upper end and the lower end of the valve body (2126);
the air outlet end of the air inlet pipe (2127) is fixedly connected with the vent hole at the lower end of the valve body (2126);
the air inlet end of the air outlet pipe (2128) is fixedly connected with the vent hole at the upper end of the valve body (2126);
the solid ball (2029) is located within the valve body (2126), and the diameter of the solid ball (2029) is smaller than the diameter of the spherical cavity (21261) and larger than the diameter of the vent hole.
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| CN201920234955.1U CN209820293U (en) | 2019-02-25 | 2019-02-25 | Blasting dust fall fire gun device that disappears |
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| CN201920234955.1U CN209820293U (en) | 2019-02-25 | 2019-02-25 | Blasting dust fall fire gun device that disappears |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764764A (en) * | 2019-02-25 | 2019-05-17 | 中煤科工集团沈阳设计研究院有限公司 | A kind of explosion depositing dust fire-fighting gun device |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764764A (en) * | 2019-02-25 | 2019-05-17 | 中煤科工集团沈阳设计研究院有限公司 | A kind of explosion depositing dust fire-fighting gun device |
| CN109764764B (en) * | 2019-02-25 | 2024-02-20 | 中煤科工集团沈阳设计研究院有限公司 | Blasting dust fall fire prevention gun device |
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