阅读说明：本技术 一种用于高空低压输电电缆的防短路快速灭火装置 (Short-circuit-proof quick fire extinguishing device for high-altitude low-voltage transmission cable ) 是由 徐占松 于 2020-05-09 设计创作，主要内容包括：本发明涉及消防技术领域,且公开了一种用于高空低压输电电缆的防短路快速灭火装置,包括外壳,外壳设计为玻璃钢材料,具有良好的耐腐蚀和阻燃性,通过转杆、夹板和转钮的配合使用,使得当转杆移动时,带动夹板打开,最终使得两个上壳完全重合,改变传统的一体化结构,使得整体的安装与拆卸过程更加的方便与快捷,增加装置的实用性,通过灭火柱、报警按钮和泄压阀的配合使用,使得当接线处出现温度过高,导致外壳内出现火星时,泄压阀被顶开,从而防止出现爆炸,触发报警按钮进行报警,另一方面灭火柱被打开,干粉喷出,进行紧急灭火处理,从而避免火星的蔓延,减小线路短路的可能性增加整个装置的安全性。(The invention relates to the technical field of fire fighting, and discloses a short-circuit-proof quick fire extinguishing device for a high-altitude low-voltage transmission cable, which comprises a shell, wherein the shell is made of glass fiber reinforced plastic materials and has good corrosion resistance and fire resistance, the rotating rod, a clamping plate and a rotating button are matched for use, the clamping plate is driven to be opened when the rotating rod moves, and finally the two upper shells are completely superposed, so that the traditional integrated structure is changed, the integral installation and disassembly process is more convenient and quick, the practicability of the device is improved, the temperature at a wiring part is overhigh through the matched use of a fire extinguishing column, an alarm button and a pressure relief valve, when sparks appear in the shell, the pressure relief valve is pushed open, so that the explosion is prevented, the alarm button is triggered to alarm, on the other hand, the fire extinguishing column is opened, dry powder is sprayed out, and emergency fire extinguishing treatment is carried out, so that the, reducing the likelihood of a line short increases the safety of the overall device.)

1. The utility model provides a prevent short circuit quick fire extinguishing device for high altitude low voltage transmission cable, includes shell (1), its characterized in that: the portable fire extinguisher is characterized in that a pressure release valve (2) is movably connected to the outer side of the inner portion of the shell (1), a circuit (3) is movably connected to the inner portion of the shell (1), a loudspeaker (4) is fixedly connected to the outer side of the shell (1), a rubber plug (5) is movably connected to the outer side of the circuit (3), a fire extinguishing column (6) is fixedly connected to the inner portion of the shell (1), a piston (7) is movably connected to the outer side of the fire extinguishing column (6), an alarm button (8) is fixedly connected to the upper portion of the shell (1), a movable block (9) is movably connected to the inner portion of the shell (1), a rope (10) is movably connected to the upper portion of the movable block (9), a baffle (11) is fixedly connected to the lower portion of the movable block (9), a cross rod (12) is movably connected to one side, the inside swing joint of shell (1) has bull stick (14), and the inside swing joint of bull stick (14) has splint (15), and the outside swing joint of bull stick (14) has turn button (16), and the below swing joint of movable block (9) and trigger ball (17).

2. The short-circuit prevention quick fire extinguishing device for the high-altitude low-voltage transmission cable according to claim 1, characterized in that: the lower part of the trigger ball (17) is movably connected with a plastic spring, and the elastic potential energy of the spring is consistent with the gravitational potential energy of the trigger ball (17) in the initial state.

3. The short-circuit prevention quick fire extinguishing device for the high-altitude low-voltage transmission cable according to claim 1, characterized in that: the two shells (1) are consistent in specification and opposite in direction, and are symmetrically distributed by taking the joint of the line (3) as a central line.

4. The short-circuit prevention quick fire extinguishing device for the high-altitude low-voltage transmission cable according to claim 1, characterized in that: the outer side of the rotating rod (14) is provided with threads, and the threads are matched with the threads arranged in the rotating button (16).

5. The short-circuit prevention quick fire extinguishing device for the high-altitude low-voltage transmission cable according to claim 1, characterized in that: the number of the clamping plates (15) is two, the specifications of the two clamping plates (15) are consistent, and the two clamping plates are symmetrically distributed by taking the horizontal center line of the rotating rod (14) as a reference.

6. The short-circuit prevention quick fire extinguishing device for the high-altitude low-voltage transmission cable according to claim 1, characterized in that: the right end fixedly connected with handle of bull stick (14), and the handle design is the arc, and the material is soft rubber materials.

7. The short-circuit prevention quick fire extinguishing device for the high-altitude low-voltage transmission cable according to claim 1, characterized in that: the two pressure release valves (2) are arranged in two groups, each group is provided with two pressure release valves (2), the specifications of the two pressure release valves (2) are consistent, and the two pressure release valves are symmetrically distributed by taking the central line of the shell (1) as a reference.

Technical Field

The invention relates to the technical field of fire fighting, in particular to a short-circuit-prevention quick fire extinguishing device for a high-altitude low-voltage transmission cable.

Background

With the development and progress of science, power systems are developed more and more, and a plurality of wires are wound to form a circuit, so that power or information is transmitted from one place to another, and the circuit plays a vital role in the power use and transmission process.

Usually, when the power line is too long, after the line is laid or erected high above the ground, in order to make the line become a continuous line, the line sections must be connected into a whole, the line connection is weak, if the line connection is poor, oil leakage easily occurs, oil-impregnated paper is dried up, and moisture can invade into the inside of the line, so that the insulation performance of the line is reduced, therefore, a line explosion-proof box is required to be installed on the outer side of the line, the line explosion-proof box is in a sealed state for a long time, the internal temperature is unstable, and because the voltage at the joint is unstable, short circuit easily occurs, line combustion can cause inconvenience in electricity, on the other hand, if the fire disaster is not timely processed, the traditional explosion-proof box is not provided with an automatic fire extinguishing function, and is extremely unsafe in use engineering.

In order to solve the problems, the inventor provides a short-circuit prevention quick fire extinguishing device for a high-altitude low-voltage transmission cable, which has the functions of automatic alarming and automatic fire extinguishing, solves the problems that the traditional explosion-proof box has single function and cannot alarm and extinguish fire, ensures that when the device is used, when a circuit fires due to short circuit, the fire can be automatically extinguished for emergency treatment, alarms, prompts relevant responsible personnel to pay attention to follow-up progress, reduces the probability of safety accidents, and improves the safety and the practicability of the device.

Disclosure of Invention

Technical scheme (I)

In order to realize the purposes of automatic alarm and automatic fire extinguishing, the invention provides the following technical scheme: a short-circuit-proof quick fire extinguishing device for a high-altitude low-voltage transmission cable comprises a shell, wherein the shell is made of glass fiber reinforced plastic materials and has good corrosion resistance and fire resistance, a pressure release valve is movably connected to the outer side of the inner portion of the shell, when the internal pressure of the shell is too high, a switch of the pressure release valve is pushed open to prevent explosion, a circuit is movably connected to the inner portion of the shell, a loudspeaker is fixedly connected to the outer side of the shell to amplify alarming sound for reminding, a rubber plug is movably connected to the outer side of the circuit to stabilize the circuit and increase the airtightness of the whole device to prevent rainwater from entering and causing damage, a fire extinguishing column is fixedly connected to the inner portion of the shell to perform emergency fire extinguishing treatment, a piston is movably connected to the outer side of the fire extinguishing column, an alarm button is fixedly connected to the upper portion of the shell, the top swing joint of movable block has the rope, and the below fixedly connected with baffle of movable block, one side swing joint that the movable block was kept away from to the rope have the horizontal pole, and one side swing joint that the rope was kept away from to the horizontal pole has the pull rod, and the inside swing joint of shell has the bull stick, and the inside swing joint of bull stick has splint, and the outside swing joint of bull stick has the turn button, the below swing joint of movable block and triggers the ball.

Preferably, a plastic spring is movably connected below the trigger ball, and the elastic potential energy of the spring is consistent with the gravitational potential energy of the trigger ball in the initial state.

Preferably, the two shells are in the same specification and opposite in direction, and are symmetrically distributed by taking the joint of the line as a central line.

Preferably, the outer side of the rotating rod is provided with threads, and the threads are matched with the threads arranged in the rotating button in size.

Preferably, the clamping plates are two, the specifications of the two clamping plates are consistent, and the two clamping plates are symmetrically distributed by taking the horizontal center line of the rotating rod as a reference.

Preferably, the right end fixedly connected with handle of bull stick, and the handle design is the arc, and the material is soft rubber materials.

Preferably, the two pressure release valves are arranged in two groups, each group is provided with two pressure release valves, the specifications of the two pressure release valves are consistent, and the two pressure release valves are symmetrically distributed by taking the central line of the shell as a reference.

(II) advantageous effects

Compared with the prior art, the invention provides a short-circuit-preventing quick fire extinguishing device for a high-altitude low-voltage transmission cable, which has the following beneficial effects:

1. this a prevent short circuit quick fire extinguishing device for high altitude low voltage transmission cable uses through the cooperation of bull stick, splint and turn-button for when the bull stick removes, drive splint and open, finally make two epitheca coincidence completely, change traditional integral structure, make holistic installation and dismantlement process convenience more and swift, increase the practicality of device.

2. This a prevent short circuit quick fire extinguishing device for high altitude low voltage transmission cable uses through the cooperation of shell, alarm button, movable block, rope, baffle and trigger ball for when the rope disconnection, drive the movable block and move down, finally trigger alarm button and report to the police, thereby make more sensitivity in the whole alarm process, utilize temperature variation to control, avoid the alert condition of wrong report to take place, increase the intelligence of whole device.

3. This a prevent short circuit quick extinguishing device for high altitude low voltage transmission cable uses through the cooperation of rope, horizontal pole and pull rod for utilize lever principle to make the pull rod down remove when the rope disconnection, open the piston, thereby make the post of putting out a fire open, thereby put out a fire to line connection department and handle, need not operate with the help of external energy material, and can reciprocate toward the intussuseption of the post of putting out a fire dry powder that puts out a fire, can recycle, make the environmental protection more of whole device.

4. This a short circuit prevention quick fire extinguishing device for high altitude low voltage transmission cable, through the post of extinguishing fire, the cooperation of alarm button and relief valve is used, make when the wiring department high temperature appears, when leading to appearing the spark in the shell, the relief valve is by the back-up, thereby prevent the explosion, trigger alarm button and report to the police, on the other hand post of extinguishing fire is opened, the dry powder blowout, promptly put out a fire and handle, thereby avoid stretching of spark, the security that the possibility that reduces the circuit short circuit increases whole device.

Drawings

FIG. 1 is a schematic view of a connection structure according to the present invention;

FIG. 2 is a schematic view of the connection structure of the alarm button, the moving block, the rope, the baffle plate, the trigger ball and the housing according to the present invention, wherein all the structures are in the original state;

FIG. 3 is a diagram of the movement traces of the structures of FIG. 1 when the cable is broken and the trigger ball is moved downward to trigger the alarm button for fire alarm;

FIG. 4 is a schematic view of the connecting structure of the rotating rod, the clamping plate and the rotating button according to the present invention, wherein each structure is in an original state;

FIG. 5 is a diagram of the movement trace of each structure shown in FIG. 4 of the present invention, wherein the rotating rod moves forward and the clamping plate is gradually opened;

fig. 6 is a diagram showing the movement traces of the structures of fig. 5, when the rotating button is rotated and the clamping plate is completely opened, and the two shells are tightly connected.

FIG. 7 is a schematic view of the cord, rail and drawbar connection configuration of the present invention with the various configurations in an initial state and the piston closed;

FIG. 8 is a graph of the movement trace of the structures of FIG. 7 with the cable broken, the pull rod moved downward and the piston opened in accordance with the present invention;

FIG. 9 is an enlarged view of the structure of FIG. 7 at A in accordance with the present invention;

FIG. 10 is an enlarged view of the structure of FIG. 8 at B according to the present invention.

In the figure: 1. a housing; 2. a pressure relief valve; 3. a line; 4. a loudspeaker; 5. a rubber plug; 6. a fire extinguishing column; 7. a piston; 8. an alarm button; 9. a moving block; 10. a rope; 11. a baffle plate; 12. a cross bar; 13. a pull rod; 14. a rotating rod; 15. a splint; 16. turning a button; 17. the trigger ball.

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. 1-10, a short-circuit prevention fast fire extinguishing device for high-altitude low-voltage transmission cables comprises a housing 1, the housing 1 is made of glass fiber reinforced plastic and has good corrosion resistance and fire resistance, the two housing 1 have the same specification and opposite directions and are symmetrically distributed by taking a joint of a line 3 as a central line respectively, the integrated structure of the traditional housing 1 is changed, so that the installation and disassembly processes are more convenient and fast, the outer side of the inside of the housing 1 is movably connected with two groups of pressure relief valves 2, each group has two pressure relief valves 2, the specifications of the two pressure relief valves 2 are consistent and are symmetrically distributed by taking the central line of the housing 1 as a reference, when the internal pressure of the housing 1 is too high, a switch of the pressure relief valves 2 is pushed open to prevent explosion, and the four pressure relief valves 2 are designed to quickly reduce the pressure after the pressure relief valves 2 are opened, reduce danger, the inside swing joint of shell 1 has circuit 3, the outside fixedly connected with megaphone 4 of shell 1, sound to the warning is enlargied and is reminded, the outside swing joint of circuit 3 has rubber buffer 5, stabilize circuit 3, and increase the seal of whole device, prevent that the rainwater from getting into and causing the harm, the inside fixedly connected with fire extinguishing column 6 of shell 1, carry out the processing of promptly putting out a fire, the outside swing joint of fire extinguishing column 6 has piston 7, the top fixedly connected with alarm button 8 of shell 1, the warning is reminded in the warning, the inside swing joint of shell 1 has movable block 9, the top swing joint of movable block 9 has rope 10.

The lower part of the moving block 9 is fixedly connected with a baffle 11, a trigger ball 17 is stabilized, one side of a rope 10 far away from the moving block 9 is movably connected with a cross rod 12, one side of the cross rod 12 far away from the rope 10 is movably connected with a pull rod 13, the inside of the shell 1 is movably connected with a rotating rod 14, the right end of the rotating rod 14 is fixedly connected with a handle, the handle is designed into an arc shape, the material is soft rubber material, the two shells 1 are more convenient to operate when being spliced, the outer side of the rotating rod 14 is provided with threads, the thread size is mutually matched with the thread size arranged inside the rotating button 16, the clamping plate 15 is gradually opened when the rotating button 16 is rotated, thereby finally, the two shells 1 are fixedly sealed, the inside of the rotating rod 14 is movably connected with clamping plates 15, the clamping plates 15 are two, the specifications of the two clamping plates 15 are consistent, the two clamping plates are symmetrically distributed, and the leakproofness of two shells 1 is increased, the outside swing joint of bull stick 14 has turn button 16, the below swing joint and the trigger ball 17 of movable block 9, the below swing joint of trigger ball 17 has the plasticity spring, and during initial condition, the elastic potential energy of spring keeps unanimous with the gravitational potential energy of trigger ball 17 for when normal use, be in quiescent condition, the condition that the error was reported to the police can not appear taking place.

According to the working principle, the two shells 1 are spliced together, the circuit 3 is sealed in the shells 1, then the rotating rod 14 is inserted between the two shells 1, the rotating rod 14 is pushed forwards, the clamping plate 15 is movably connected in the rotating rod 14, so the clamping plate 15 is slowly opened, finally, the rotating rod 14 is movably connected with the rotating button 16 in the outer portion, one hand holds the handle, the rotating button 16 is rotated by one hand, the screw thread matched with the rotating button 16 and the rotating rod 14 are arranged, so the rotating button 16 gradually moves forwards, finally, the clamping plate 15 is completely opened, finally, the shells 1 are completely fixed and sealed, operation is not needed by other external tools, and the operation is more convenient and rapid.

The above structure and process are shown in FIGS. 4-6 and FIG. 1.

In the process of using the device, when the kneck that leads to circuit 3 because the high temperature or other reasons external factors goes out the spark, at first the temperature lasts the in-process that rises and can lead to the inside pressure increase of shell 1, when inside pressure is greater than external pressure gradually, when exceeding the temperature of early warning, final relief valve 2 can be backed down, and when the temperature exceeded early warning temperature, disconnection can appear in rope 10, the below swing joint of rope 10 has movable block 9, make its tensile movable block 9 can begin to down move, the below swing joint of movable block 9 has trigger ball 17, the event can contact with trigger ball 17, and make trigger ball 17 down move, the horizontal piece that finally drives the bottom contacts with alarm button 8, thereby make the alarm begin to report to the police, and carry out the public address through megaphone 4, arouse people's attention.

The above structure and process are shown in FIGS. 2-3.

Meanwhile, after rope 10 disconnection, the pulling force that horizontal pole 12 received disappears equally, the event can make the left end of horizontal pole 12 begin up perk, according to lever principle, the right-hand member of horizontal pole 12 can down move, and the right-hand member of horizontal pole 12 and pull rod 13 swing joint, the event drives pull rod 13 and moves toward west in step, the top swing joint of pull rod 13 has piston 7, the event is final piston 7 opened, the inside of post 6 that goes out fire is equipped with dry powder, the event finally makes dry powder promptly put out fire to circuit 3, the short circuit has been avoided circuit 3 to appear in the circuit, and the dry powder in the post 6 that goes out fire can circulate and add, make the practicality more higher of device.

The above structure and process are shown in fig. 7-8 and fig. 9-10.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.