CN216312355U

CN216312355U - Intelligent network comprehensive protection device for mine for preventing override

Info

Publication number: CN216312355U
Application number: CN202122333166.3U
Authority: CN
Inventors: 姚树川; 张景; 白新新; 朱鹏; 朱超强
Original assignee: Xuzhou Heheng Communication Co ltd
Current assignee: Xuzhou Heheng Communication Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-04-15
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses an intelligent network comprehensive protection device for an anti-override mine, which comprises a protection box body, wherein a ceramic insulating plate is arranged in the protection box body, an anti-override trip device is arranged at one end of the ceramic insulating plate, a transverse plate is arranged at one end, away from the anti-override trip device, of the ceramic insulating plate, an upper cavity and a lower cavity are separated among the transverse plate, the ceramic insulating plate and the protection box body, a fire extinguishing mechanism is arranged in the upper cavity, a heat exchange mechanism is arranged in the lower cavity, one-way air inlet holes and one-way air outlet holes are sequentially arranged on two sides of the protection box body at equal intervals, and a sealing mechanism is arranged on one side in the protection box body. The fire extinguishing device can quickly and thoroughly extinguish fire of equipment through the mutual matching of the mechanisms, extinguishes the fire more thoroughly and safely, does not have the possibility of reburning, is more convenient to maintain or clean in the follow-up process, solves the problem that the fire is difficult to clean and maintain in the follow-up process of the traditional dry powder fire extinguishing, and provides convenience for the follow-up maintenance.

Description

Intelligent network comprehensive protection device for mine for preventing override

Technical Field

The utility model relates to the technical field of electric brake protection, in particular to an intelligent network comprehensive protection device for preventing override mining.

Background

The override trip is that when the power system is in fault, the circuit breaker which is set to be tripped preferentially is used for removing the fault, but other circuit breakers are used for removing the fault due to the fault, the trip behavior is called override trip, the selection and the matching of the switches are strictly careful, one type of switch is selected from one path of power supply system as much as possible, the trip phenomenon of the switch caused by different protection modes is avoided, when the override trip is applied to a mining intelligent network comprehensive protection device, the override trip condition often occurs after long-term use, in the prior art, the problem of override trip caused by short circuit often occurs when a switch is used, and electric sparks are caused by short circuit when the short circuit occurs, so that the fire is easily caused, and the condition of threatening the installation of lives and properties of personnel is caused

Present bulletin number is CN213584802U discloses a prevent tripping operation protection device that surpasses grade relates to the electric brake protection field, including the protecting box, the inboard bottom fixed mounting of protecting box has prevents the tripping device that surpasses grade, the top fixed mounting of protecting box has the baffle, the opening has been seted up to the inside center department of baffle, open-ended inner wall fixedly connected with installing bucket, the top of installing bucket and the inboard top fixed connection of protecting box, the inboard top symmetry fixed mounting of protecting box has two push spring, two the common fixedly connected with slurcam in bottom of push spring, the lower extreme of slurcam is provided with the elasticity and deposits the bucket. The utility model can quickly extinguish open fire generated in the device, thereby preventing large-scale fire from happening and influencing the life and property safety of personnel; adopt the dry powder to come to put out electric fire, but when keeping in repair the equipment inside after putting out, its dry powder etc. remain inside the equipment, it is all comparatively troublesome to maintain and change to oxygen in its outside air can not be fine isolated in the in-process of putting out a fire, has the possibility of reburning after putting out a fire, has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-override mining intelligent network comprehensive protection device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the intelligent network comprehensive protection device for the anti-override mine comprises a protection box body, wherein a ceramic insulating plate is arranged inside the protection box body, one end of the ceramic insulating plate is provided with an anti-override trip device, one end, away from the anti-override trip device, of the ceramic insulating plate is provided with a transverse plate, the transverse plate, an upper cavity and a lower cavity are separated between the ceramic insulating plate and the protection box body, a fire extinguishing mechanism is arranged in the upper cavity, a heat exchange mechanism is arranged in the lower cavity, the fire extinguishing mechanism and the heat exchange mechanism are both matched with the anti-override trip device, one-way air inlet holes and one-way air outlet holes are sequentially and equidistantly formed in the two sides of the protection box body, a sealing mechanism is arranged on one side inside the protection box body, and the sealing mechanism is matched with the one-way air inlet holes.

Preferably, in order to in time put out a fire the time and handle equipment on fire under some circumstances, fall to the loss minimum, guarantee safety, fire extinguishing mechanism is including setting up the gas bomb on the diaphragm, and the one end of gas bomb is equipped with the outlet duct, is equipped with the solenoid valve between outlet duct and the gas bomb, and the outlet duct passes ceramic insulation board and extends to and prevents off-step tripping device top, and the equidistance slope is equipped with the gas outlet on the outlet duct, is equipped with fixed establishment between outlet duct and the ceramic insulation board.

Preferably, in order to realize can be automatic quick when on fire to its processing of putting out a fire, avoid the intensity of a fire further to enlarge, guarantee the safety of using, the mechanism of putting out a fire still including setting gradually smoke alarm and the temperature sensor on the inside top of protection box, solenoid valve, temperature sensor and smoke alarm all with PLC controller electric connection.

Preferably, in order to improve the stability of outlet duct, fixed establishment includes that the equidistance cover sets up the outside solid fixed ring of outlet duct to gu fixed ring distributes with the gas outlet is crisscross, gu fixed ring's one end is passed through bracing piece and ceramic insulation board fixed connection.

Preferably, in order to carry out the quick exchange to the heat that equipment work produced, guarantee that equipment is in work under comparatively safe temperature environment all the time, guarantee the work efficiency of equipment, heat exchange mechanism is including setting up the circulation heat exchange tube in the lower chamber, and the circulation heat exchange tube is laminated with ceramic insulation board mutually to the both ends of circulation heat exchange tube respectively with the import and the export fixed connection of cooler bin.

Preferably, in order to avoid water mist condensed on the surface of the circulating heat exchange tube from entering the anti-override trip device through the ceramic insulating plate and improve the use safety, the bottom end of the inner transverse plate of the lower cavity and the side surface of the ceramic insulating plate are respectively provided with a water-stop film.

Preferably, when putting out a fire in order to guarantee, inside oxygen among the outside air can not enter into equipment, avoids the after combustion once more, lets put out a fire more thoroughly, and sealing mechanism is equipped with electric putter including setting up the fixed plate in the inside one side of protection box on the fixed plate equidistance, and electric putter and PLC controller electric connection are equipped with the baffle on the electric putter, and the equidistance is equipped with the through-hole on the baffle, through-hole and one-way inlet port one-to-one on the baffle.

Compared with the prior art, the utility model has the beneficial effects that:

(1) after the equipment is used for a long time, when the equipment catches fire due to some conditions, the smoke alarm and the temperature sensor detect abnormality at the same time, signals are transmitted to the PLC, the electromagnetic valve is opened at the same time, carbon dioxide gas compressed in the gas storage cylinder enters the gas outlet through the gas outlet pipe and is sprayed out rapidly, due to the angle inclination of the gas outlet, air in the protective box can be blown to the one-way gas outlet hole rapidly to be discharged, the oxygen content in the protective box is reduced rapidly, oxygen is discharged rapidly, and the purpose of fire extinguishment is achieved, meanwhile, the baffle is retracted through the electric push rod, the baffle is driven to move downwards, the through hole on the baffle is staggered with the one-way gas inlet hole, the baffle is sealed, outside air is prevented from entering the interior, re-ignition is avoided, and the equipment can be rapidly and thoroughly ignited to extinguish fire through the mutual matching of the mechanisms, the fire extinguishing is more thorough and safer, the possibility of reburning is avoided, the follow-up maintenance or cleaning is more convenient, the problem that the fire extinguishing by adopting dry powder is difficult to clean and maintain is solved, and the convenience is provided for the follow-up maintenance;

(2) when in normal use, the inside of the one-way air outlet hole and the one-way air inlet hole are both of a Tesla valve structure, so that only external air can be allowed to enter through the one-way air inlet hole, the internal air can be discharged only through the one-way air outlet hole, and the air can be accelerated through the inside of the Tesla valve, so that the air fluidity inside the Tesla valve can be increased, and the heat generated by equipment can be rapidly discharged, meanwhile, because the ceramic insulating plate has excellent heat conductivity, not only can the override jump gate be well insulated and protected, the use safety is improved, but also the heat generated by the override jump gate can be rapidly absorbed, at the moment, the circulating heat exchange pipe and the ceramic insulating plate carry out heat exchange, the absorbed heat returns to the cooling box for cooling, further the next heat exchange can be carried out, and further, the heat generated during the operation of the equipment can be rapidly absorbed, the equipment is guaranteed to be always in a relatively safe temperature environment to work, and the working efficiency and the service life of the equipment are greatly improved.

Drawings

FIG. 1 is a schematic diagram of the internal structure of an anti-override mining intelligent network comprehensive protection device provided by the utility model;

FIG. 2 is a schematic structural diagram of a fire extinguishing mechanism in the anti-override mining intelligent network comprehensive protection device provided by the utility model;

FIG. 3 is a schematic structural diagram of the interior of an upper chamber and a lower chamber in the anti-override mining intelligent network comprehensive protection device provided by the utility model;

fig. 4 is a schematic structural diagram of the override-preventing mining intelligent network comprehensive protection device provided by the utility model.

In the figure: 1. a protective box body; 2. a ceramic insulating plate; 3. a smoke alarm; 4. a temperature sensor; 5. an air outlet pipe; 6. an air outlet; 7. a fixing ring; 8. an override trip prevention device; 9. a one-way air outlet; 10. a fixing plate; 11. an electric push rod; 12. a baffle plate; 13. a transverse plate; 14. a water-barrier film; 15. a support bar; 16. an electromagnetic valve; 17. a gas cylinder; 18. circulating heat exchange pipes; 19. a cooling tank; 20. a one-way air inlet hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: an intelligent network comprehensive protection device for an anti-override mine comprises a protection box body 1, wherein a ceramic insulating plate 2 is arranged inside the protection box body 1, an anti-override trip device 8 is arranged at one end of the ceramic insulating plate 2, a transverse plate 13 is arranged at one end, away from the anti-override trip device 8, of the ceramic insulating plate 2, an upper chamber and a lower chamber are separated among the transverse plate 13, the ceramic insulating plate 2 and the protection box body 1, a fire extinguishing mechanism is arranged in the upper chamber, a heat exchange mechanism is arranged in the lower chamber, the fire extinguishing mechanism and the heat exchange mechanism are both matched with the anti-override trip device 8, one-way air inlet holes 20 and one-way air outlet holes 9 are sequentially arranged on two sides of the protection box body 1 at equal intervals, a sealing mechanism is arranged on one side inside the protection box body 1, the sealing mechanism is matched with the one-way air inlet holes 20, and through the mutual matching of the mechanisms, the equipment can be quickly and thoroughly extinguished, and the extinguishment is more thoroughly and safely, the possibility of afterburning can be avoided, the follow-up maintenance or cleaning is convenient, the problem that the fire is extinguished by adopting dry powder in the prior art and is difficult to clean and maintain is solved, and convenience is provided for the follow-up maintenance.

Further, the mechanism of putting out a fire is including setting up the gas bomb 17 on diaphragm 13, the one end of gas bomb 17 is equipped with outlet duct 5, be equipped with solenoid valve 16 between outlet duct 5 and the gas bomb 17, outlet duct 5 passes ceramic insulation board 2 and extends to and prevents that override trip 8 top, and the equidistance slope is equipped with gas outlet 6 on the outlet duct 5, be equipped with fixed establishment between outlet duct 5 and the ceramic insulation board 2, solenoid valve 16 opens, the carbon dioxide gas of the inside compression of gas bomb 17 then enters into gas outlet 6 through outlet duct 5 and spouts fast, because the angle slope of its gas outlet 6, and then can blow the air in the protection box 1 to one-way venthole 9 fast and discharge, reduce inside oxygen content rapidly, discharge oxygen fast, and then reach the mesh of putting out a fire.

Further, fire extinguishing mechanism still including setting gradually smoke alarm 3 and the temperature sensor 4 on the inside top of protection box 1, solenoid valve 16, temperature sensor 4 and smoke alarm 3 all with PLC controller electric connection, and smoke alarm 3 and temperature sensor 4 detect unusually simultaneously, with signal transmission to the PLC controller, can be high-efficient quick handle to the fire, improve equipment's security, great reduction loss.

Further, fixed establishment sets up 5 outside solid fixed rings 7 of outlet duct including the equidistance cover to gu fixed rings 7 distribute with gas outlet 6 is crisscross, gu fixed rings 7's one end is passed through

bracing piece

15 and 2 fixed connection of ceramic insulation board, improves outlet duct 5's stability.

Further, heat exchange mechanism is including setting up the circulation heat exchange tube 18 in the lower chamber, circulation heat exchange tube 18 laminates with ceramic insulation board 2 mutually, and circulation heat exchange tube 18's both ends respectively with the import and the export fixed connection of cooler bin 19, circulation heat exchange tube 18 carries out heat exchange with ceramic insulation board 2, absorb the back heat and get back to the cooler bin 19 again in and cool off, and then can carry out next heat exchange, and then can be fine carry out quick absorption to the heat that equipment during operation produced, guarantee that equipment is in work under comparatively safe temperature environment all the time, improve the efficiency and the life of equipment work greatly.

Furthermore, the bottom end of the inner transverse plate 13 of the lower cavity and the side surface of the ceramic insulating plate 2 are respectively provided with a water-proof film 14, so that the use safety is improved in order to prevent water mist condensed on the surface of the circulating heat exchange tube 18 from entering the override-preventing flasher 8 through the ceramic insulating plate 2.

Further, sealing mechanism is including setting up the fixed plate 10 in 1 inside one side of protection box, the equidistance is equipped with electric putter 11 on fixed plate 10, electric putter 11 and PLC controller electric connection, be equipped with baffle 12 on the electric putter 11, the equidistance is equipped with the through-hole on baffle 12, through-hole and one-way inlet port 20 one-to-one, electric putter 11 shrink, take baffle 12 to move down, and then the through-hole above that staggers with one-way inlet port 20, and then seal it through baffle 12, prevent that external air from entering into inside, avoid appearing the after combustion.

The working principle is as follows: when the utility model is used, the inner parts of the one-way air outlet hole 9 and the one-way air inlet hole 20 both adopt the structure of the Tesla valve, so that only the outside air can be allowed to enter through the one-way air inlet hole 20, the inside air can only be discharged through the one-way air outlet hole 9, and the air can be accelerated through the inner part of the Tesla valve, so that the air fluidity of the inner part can be increased, and the heat generated by the equipment can be rapidly discharged, meanwhile, because the heat conductivity of the ceramic insulating plate 2 is excellent, not only the override jump gate 8 is well insulated and protected, the use safety is improved, but also the heat generated by the override jump gate 8 can be rapidly absorbed, at the moment, the circulating heat exchange tube 18 and the ceramic insulating plate 2 carry out heat exchange, the absorbed heat returns to the cooling box 19 for cooling, so that the next heat exchange can be carried out, so that the heat generated when the equipment works can be rapidly absorbed, the device is ensured to work in a safer temperature environment all the time, the working efficiency and the service life of the device are greatly improved, after the device is used for a long time, when fire is caused due to some conditions, the smoke alarm 3 and the temperature sensor 4 detect abnormality simultaneously, signals are transmitted to the PLC controller, the electromagnetic valve 16 is opened, carbon dioxide gas compressed in the gas storage bottle 17 enters the gas outlet 6 through the gas outlet pipe 5 and is sprayed out rapidly, due to the inclination of the angle of the gas outlet 6, air in the protection box body 1 can be blown to the one-way gas outlet hole 9 rapidly to be discharged, the internal oxygen content is reduced rapidly, oxygen is discharged rapidly, the purpose of fire extinguishment is achieved, meanwhile, the electric push rod 11 is contracted to drive the baffle plate 12 to move downwards, the through hole on the baffle plate is staggered with the one-way gas inlet hole 20, and the baffle plate 12 is used for sealing the device, prevent that external air from entering into inside, avoid appearing the after combustion, through mutually supporting of above-mentioned mechanism, can be fast thorough to the equipment fire go out a fire to put out a fire more thoroughly safety, can not have the possibility of after combustion, and also comparatively convenient when follow-up maintenance or clearance, solve the tradition and adopt the problem that follow-up difficult clearance and the maintenance of dry powder were put out a fire, provide convenience for subsequent maintenance.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Prevent mining intelligent network integrated protection device of overrating, including protection box (1), its characterized in that: a ceramic insulating plate (2) is arranged in the protective box body (1), one end of the ceramic insulating plate (2) is provided with an override trip prevention device (8), a transverse plate (13) is arranged at one end of the ceramic insulating plate (2) far away from the override-proof trip device (8), the transverse plate (13), the ceramic insulating plate (2) and the protective box body (1) are divided into an upper cavity and a lower cavity, the upper chamber is internally provided with a fire extinguishing mechanism, the lower chamber is internally provided with a heat exchange mechanism, the fire extinguishing mechanism and the heat exchange mechanism are both matched with the override-proof trip device (8), both sides of the protective box body (1) are sequentially provided with unidirectional air inlets (20) and unidirectional air outlets (9) at equal intervals, and a sealing mechanism is arranged on one side inside the protection box body (1), and the sealing mechanism is matched with the one-way air inlet hole (20).

2. The intelligent anti-override mining network comprehensive protection device according to claim 1, characterized in that: fire extinguishing mechanism is including setting up gas bomb (17) on diaphragm (13), the one end of gas bomb (17) is equipped with outlet duct (5), outlet duct (5) with be equipped with solenoid valve (16) between gas bomb (17), outlet duct (5) are passed ceramic insulation board (2) and extend to prevent cross-level trip unit (8) top, just equidistant slope is equipped with gas outlet (6) on outlet duct (5), outlet duct (5) with be equipped with fixed establishment between ceramic insulation board (2).

3. The intelligent anti-override mining network comprehensive protection device according to claim 2, characterized in that: the fire extinguishing mechanism further comprises a smoke alarm (3) and a temperature sensor (4) which are sequentially arranged at the top end inside the protection box body (1), and the electromagnetic valve (16), the temperature sensor (4) and the smoke alarm (3) are all electrically connected with the PLC.

4. The intelligent anti-override mining network comprehensive protection device according to claim 2, characterized in that: the fixing mechanism comprises a fixing ring (7) which is sleeved with an equal distance and is arranged outside the air outlet pipe (5), the fixing ring (7) is distributed with the air outlet (6) in a staggered mode, and one end of the fixing ring (7) is fixedly connected with the ceramic insulating plate (2) through a supporting rod (15).

5. The intelligent anti-override mining network comprehensive protection device according to claim 1, characterized in that: the heat exchange mechanism comprises a circulating heat exchange tube (18) arranged in the lower cavity, the circulating heat exchange tube (18) is attached to the ceramic insulating plate (2), and the two ends of the circulating heat exchange tube (18) are fixedly connected with the inlet and the outlet of the cooling box (19) respectively.

6. The intelligent anti-override mining network comprehensive protection device according to claim 1, characterized in that: and the bottom end of the inner transverse plate (13) of the lower cavity and the side surface of the ceramic insulating plate (2) are respectively provided with a water-resisting film (14).

7. The intelligent anti-override mining network comprehensive protection device according to claim 3, characterized in that: sealing mechanism is including setting up fixed plate (10) in inside one side of protection box (1), equidistant electric putter (11) that is equipped with in fixed plate (10), electric putter (11) with PLC controller electric connection, be equipped with baffle (12) on electric putter (11), equidistant through-hole that is equipped with in baffle (12), the through-hole with one-way inlet port (20) one-to-one.