CN112156402A - Electric meter box for preventing fire spreading - Google Patents
Electric meter box for preventing fire spreading Download PDFInfo
- Publication number
- CN112156402A CN112156402A CN202011115013.5A CN202011115013A CN112156402A CN 112156402 A CN112156402 A CN 112156402A CN 202011115013 A CN202011115013 A CN 202011115013A CN 112156402 A CN112156402 A CN 112156402A
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- China
- Prior art keywords
- fixedly arranged
- fire
- rotating shaft
- cavity
- block
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- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses an electric meter box for preventing fire spreading, which comprises a mounting block, wherein a first mounting cavity with a forward opening is arranged in the mounting block, a pressure block is fixedly arranged on the inner wall of the lower side of the first mounting cavity, a fire extinguishing mechanism is arranged in the first mounting cavity, the fire extinguishing mechanism comprises a second mounting cavity with a downward opening, which is arranged on the inner wall of the upper side of the first mounting cavity, first rotating shafts are fixedly arranged on the inner walls of the left side and the right side of the second mounting cavity, and thermal expansion materials are fixedly arranged on the first rotating shafts.
Description
Technical Field
The invention relates to the field of electric meters, in particular to an electric meter box for preventing fire spreading.
Background
The ammeter case is the containing box that collects IC ammeter and electric brake as an organic whole, the ammeter case is managed by the power supply office at ordinary times, be in locking state at ordinary times, consequently, the ammeter case is in case the conflagration takes place and can cause irreversible harm, the ammeter case is on fire not only because the increase of power consumption leads to ammeter case overload to be on fire, for example moist environment, the electric wire is ageing, it all can lead to the ammeter case to be on fire to work a telephone switchboard from the ammeter case privately, especially old district more will pay attention to, along with high-power electrical apparatus increases gradually, initial ammeter case capacity does not bear, will lead to family's circuit and equipment to generate heat, the line connection position of ammeter case also can produce the oxidation, bad or even not hard up phenomenon of contact, the phenomenon of striking a telephone switchboard of generating heat of contact point can aggravating, the confl.
Disclosure of Invention
The invention aims to provide an electric meter box for preventing fire spreading, and solves the problem that the fire spreading is caused because the electric meter box cannot be automatically extinguished in time when a fire happens.
The invention is realized by the following technical scheme.
The invention relates to an electric meter box for preventing fire spreading, which comprises a mounting block, wherein a first mounting cavity with a forward opening is arranged in the mounting block, a pressure block is fixedly arranged on the inner wall of the lower side of the first mounting cavity, a fire extinguishing mechanism is arranged in the first mounting cavity, the fire extinguishing mechanism comprises a second mounting cavity with a downward opening, which is arranged on the inner wall of the upper side of the first mounting cavity, first rotating shafts are fixedly arranged on the inner walls of the left side and the right side of the second mounting cavity, a thermal expansion material is fixedly arranged on the first rotating shafts, a wire wheel is rotatably arranged on the thermal expansion material, a heat-resistant wire fire extinguisher is wound on the wire wheel, sliding grooves with inward openings are arranged on the inner walls of the left side and the right side of the first mounting cavity, sliding rods are fixedly arranged on the inner walls of the upper side and the lower side of the sliding grooves, a first spring is sleeved on the sliding rods, sliding blocks, the upper end face of the memory hook is fixedly connected with the inner wall of the upper side of the first mounting cavity, and the memory hook is used for detecting fire;
a third placing cavity with a downward opening is arranged on the inner wall of the upper side of the first placing cavity, an auxiliary mechanism is arranged in the third placing cavity, the auxiliary mechanism comprises supporting blocks, the supporting blocks are fixedly arranged on the inner walls of the front side and the rear side of the third mounting cavity, a first iron absorption stone is fixedly arranged on the upper end surface of the supporting block, a second spring is fixedly arranged on the upper end surface of the first iron absorption stone, an air bag is fixedly arranged on the upper end surface of the second spring, a third spring is fixedly arranged on the upper end surface of the air bag, a second magnet is fixedly arranged on the upper end surface of the third spring, the second magnet is fixedly connected with the rotating rod, a second rotating shaft is fixedly arranged in the rotating rod and is rotationally connected with the inner walls of the front side and the rear side of the third mounting cavity, a thin rope is fixedly arranged on the left end face of the rotating rod and is fixedly connected with an alarm, and the alarm is used for giving an alarm;
the third placing space with the backward opening is arranged in the placing block, a sealing mechanism is arranged in the third placing space, and the sealing mechanism is used for sealing the electric meter box.
Preferably, the sealing mechanism further comprises a left slider and a right slider which are arranged in the third placing space in a sliding manner, a transmission cavity is arranged on the inner wall of the upper side of the third placing space, a power supply block is fixedly arranged on the inner wall of the lower side of the transmission cavity, a first motor is fixedly arranged in the power supply block, a third rotating shaft is fixedly arranged on the left end surface of the first motor, a first bevel gear is fixedly arranged on the left end surface of the third rotating shaft, the first bevel gear is meshed with a second bevel gear, a fourth rotating shaft is fixedly arranged in the second bevel gear, a left gear is arranged on the fourth rotating shaft, the left gear is meshed with a left rack, the left rack is fixedly connected with the upper end surface of the left slider, a fifth rotating shaft is fixedly arranged on the right end surface of the first motor, a third bevel gear is fixedly arranged on the right end surface of the fifth rotating shaft, and, a sixth rotating shaft is fixedly arranged in the fourth bevel gear, a right gear is fixedly arranged on the sixth rotating shaft, the right gear is meshed with a right rack, and the right rack is fixedly connected with the right sliding block.
Preferably, a fire extinguisher accommodating cavity with a forward opening is formed in the connecting rod, a fire extinguisher is fixedly arranged in the fire extinguisher accommodating cavity, the head of the fire extinguisher is fixedly connected with the second accommodating cavity, and dry powder can be sprayed out to extinguish fire after a pull ring of the head of the fire extinguisher is pulled off.
Preferably, an open cavity with a backward opening is formed in the rear end face of the placement block, a seventh rotating shaft is rotatably arranged on the inner wall of the left side and the inner wall of the right side of the open cavity, a transparent cover is fixedly arranged on the seventh rotating shaft, and the transparent cover is a transparent cover.
Preferably, the thermal expansion material is a metal which is easy to expand when heated, and when a fire occurs, the temperature in the electric meter box rises, and the thermal expansion material expands to fix the first rotating shaft and the wire wheel together.
Preferably, the memory hook is made of memory metal and is in a bent state at normal temperature, and after a fire occurs, the temperature in the electric meter box rises and the memory hook becomes straight.
The invention has the beneficial effects that: the fire extinguishing device can automatically extinguish the fire in the electric meter box after the electric meter box is on fire, the reaction is rapid, the fire is detected and extinguished through the fire extinguishing mechanism, the switch blade is simultaneously pulled to disconnect the circuit, the alarm is sounded through the auxiliary mechanism to draw attention, and the electric meter box is sealed through the sealing mechanism to prevent the fire spreading caused by air circulation.
Drawings
In order to more clearly illustrate the embodiments of the 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 that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the embodiment of the present invention in the direction of A-A in FIG. 1;
FIG. 3 is a schematic view of the embodiment of the present invention in the direction B-B in FIG. 2;
FIG. 4 is a schematic view of the embodiment of the present invention in the direction of C-C in FIG. 3.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The electric meter box for preventing fire spreading includes a placement block 10, a first placement cavity 16 with a forward opening is arranged in the placement block 10, a pressure block 59 is fixedly arranged on the inner wall of the lower side of the first placement cavity 16, a fire extinguishing mechanism 60 is arranged in the first placement cavity 16, the fire extinguishing mechanism 60 includes a second placement cavity 20 with a downward opening and arranged on the inner wall of the upper side of the first placement cavity 16, first rotating shafts 24 are fixedly arranged on the inner walls of the left side and the right side of the second placement cavity 20, thermal expansion materials 23 are fixedly arranged on the first rotating shafts 24, wire wheels 22 are rotatably arranged on the thermal expansion materials 23, heat-resistant fire extinguishers 19 are wound on the wire wheels 22, inward-opening chutes 13 are arranged on the inner walls of the left side and the right side of the first placement cavity 16, slide bars 14 are fixedly arranged on the inner walls of the upper side and the lower side of the chutes 13, and first springs 15 are sleeved on, the sliding rod 14 is provided with a sliding block 11 in a sliding manner, the left sliding block 11 and the right sliding block 11 are fixedly connected through a connecting rod 12, the connecting rod 12 is hooked with a memory hook 17, the upper end face of the memory hook 17 is fixedly connected with the inner wall of the upper side of the first accommodating cavity 16, and the memory hook 17 is used for detecting the fire condition;
the inner wall of the upper side of the first settling cavity 16 is provided with a third settling cavity 25 with a downward opening, an auxiliary mechanism 61 is arranged in the third settling cavity 25, the auxiliary mechanism 61 comprises a supporting block 27, the supporting block 27 is fixedly arranged on the inner wall of the front side and the rear side of the third settling cavity 25, the upper end face of the supporting block 27 is fixedly provided with a first magnet 28, the upper end face of the first magnet 28 is fixedly provided with a second spring 29, the upper end face of the second spring 29 is fixedly provided with an air bag 26, the upper end face of the air bag 26 is fixedly provided with a third spring 31, the upper end face of the third spring 31 is fixedly provided with a second magnet 30, the second magnet 30 is fixedly connected with a rotating rod 33, a second rotating shaft 32 is fixedly arranged in the rotating rod 33, the second rotating shaft 32 is rotatably connected with the inner wall of the front side and the rear side of the third settling cavity 25, and the left end face of the rotating rod 33, the string 35 is fixedly connected to an alarm 36, and the alarm 36 is used for giving an alarm.
A third placing space 55 with a backward opening is arranged in the placing block 10, a sealing mechanism 62 is arranged in the third placing space 55, and the sealing mechanism 62 is used for sealing the electric meter box.
Beneficially, the sealing mechanism 62 further includes a left slider 41 and a right slider 54 slidably disposed in the third housing space 55, a transmission cavity 43 is disposed on an upper inner wall of the third housing space 55, a power supply block 48 is fixedly disposed on a lower inner wall of the transmission cavity 43, a first motor 57 is fixedly disposed in the power supply block 48, a third rotating shaft 47 is fixedly disposed on a left end surface of the first motor 57, a first bevel gear 46 is fixedly disposed on a left end surface of the third rotating shaft 47, the first bevel gear 46 is engaged with a second bevel gear 44, a fourth rotating shaft 45 is fixedly disposed in the second bevel gear 44, a left gear 56 is disposed on the fourth rotating shaft 45, the left gear 56 is engaged with a left rack 42, the left rack 42 is fixedly connected with an upper end surface of the left slider 41, a fifth rotating shaft 49 is fixedly disposed on a right end surface of the first motor 57, a third bevel gear 50 is fixedly disposed on a right end surface of the fifth rotating shaft 49, the third bevel gear 50 is meshed with a fourth bevel gear 51, a sixth rotating shaft 52 is fixedly arranged in the fourth bevel gear 51, a right gear 58 is fixedly arranged on the sixth rotating shaft 52, the right gear 58 is meshed with a right rack 53, and the right rack 53 is fixedly connected with the right slider 54.
Advantageously, a fire extinguisher placing cavity 18 with a forward opening is arranged in the connecting rod 12, a fire extinguisher 19 is fixedly arranged in the fire extinguisher placing cavity 18, the head of the fire extinguisher 19 is fixedly connected with the second placing cavity 20, and dry powder can be sprayed out to extinguish fire after a pull ring at the head of the fire extinguisher 19 is pulled out.
Advantageously, the rear end face of the mounting block 10 is provided with an open cavity 38 with a backward opening, the left and right inner walls of the open cavity 38 are rotatably provided with a seventh rotating shaft 39, the seventh rotating shaft 39 is fixedly provided with a transparent cover 40, and the transparent cover 40 is a transparent cover.
Advantageously, the heat expandable material 23 is a thermally expandable metal, and when a fire occurs, the temperature in the meter box rises, and the heat expandable material 23 expands to fix the first rotating shaft 24 and the reel 22 together.
Advantageously, the memory hook 17 is made of memory metal and is bent at normal temperature, and when a fire occurs, the temperature in the electric meter box rises and the memory hook 17 straightens.
Application method
In the initial state, the memory hook 17 is in a bent state, the third spring 31 and the second spring 29 are in a normal state, and the first spring 15 is in a stretched state.
When the electric meter is on fire, the gas in the air bag 26 is heated to expand, the air bag 26 becomes large, the second spring 29 and the third spring 31 are compressed, the right end of the rotating rod 33 is jacked up, the left end face of the rotating rod is lowered, the thin rope 35 is pulled, and an alarm is sounded.
Meanwhile, as the temperature rises, the thermal expansion material 23 expands by heating, the first rotating shaft 24 and the wire wheel 22 are fixed together, the memory hook 17 straightens, the first spring 15 restores to the original state, the sliding block 11 is pulled to descend, the sliding block 11 pulls the connecting rod 12 to descend, the descending connecting rod 12 pulls the switch knife, the circuit is disconnected, meanwhile, as the wire wheel 22 is fixed and can not rotate, the pull ring on the heat-resistant wire fire extinguisher 19 is pulled down, and the heat-resistant wire fire extinguisher 19 sprays dry powder to an ammeter to extinguish fire.
After the descending connecting rod 12 touches the pressure block 59, the first motor 57 is started, the first motor 57 controls the third rotating shaft 47 to rotate, the third rotating shaft 47 drives the first bevel gear 46 to rotate, the first bevel gear 46 drives the second bevel gear 44 to rotate, the second bevel gear 44 drives the fourth rotating shaft 45 to rotate the fourth rotating shaft 45 to drive the left gear 56 to rotate, the left gear 56 drives the left rack 42 to move rightwards, the left rack 42 drives the left sliding block 41 to move rightwards in a sliding manner, simultaneously the first motor 57 controls the fifth rotating shaft 49 to rotate, the fifth rotating shaft 49 drives the third bevel gear 50 to rotate, the third bevel gear 50 drives the fourth bevel gear 51 to rotate, the fourth bevel gear 51 drives the sixth rotating shaft 52 to rotate, the sixth rotating shaft 52 drives the right gear 58 to rotate, the right gear 58 drives the right rack 53 to move leftwards, the right rack 53 drives the right sliding block 54 to move leftwards together, the right sliding block 54 and the left sliding block 41 are closed, and the electricity, the sealing function is realized, and the fire spreading caused by air circulation is prevented.
The fire extinguisher also has an anti-misjudgment function, when the fire extinguisher fails to extinguish the fire and the temperature is very high, the air bag 26 will be burnt, the second magnet 30 and the first magnet 28 are tightly attracted together, the right end of the rotating rod 33 descends, the left end is upward, the button of the alarm 36 is triggered, and the alarm 36 continuously gives out and alarms.
When no fire occurs, only the performance of the memory hook 17 is reduced, the connecting rod 12 cannot be hooked, and the connecting rod 12 descends, the thermal expansion material 23 cannot expand due to no temperature change, the wire wheel 22 can rotate to pay off and cannot pull the pull ring, but the descending connecting rod 12 touches the pressure block 59, so that the first motor 57 is triggered to start, and the electric meter box is sealed until people find the electric meter box.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a prevent ammeter case that fire spreads, is including settling the piece, its characterized in that: a first placing cavity with a forward opening is arranged in the placing block, a pressure block is fixedly arranged on the inner wall of the lower side of the first placing cavity, a fire extinguishing mechanism is arranged in the first placing cavity and comprises a second placing cavity with a downward opening, which is arranged on the inner wall of the upper side of the first placing cavity, first rotating shafts are fixedly arranged on the inner walls of the left side and the right side of the second placing cavity, a thermal expansion material is fixedly arranged on the first rotating shafts, wire wheels are rotatably arranged on the thermal expansion material, heat-resistant wire fire extinguishers are wound on the wire wheels, sliding grooves with inward openings are arranged on the inner walls of the left side and the right side of the first placing cavity, sliding rods are fixedly arranged on the inner walls of the upper side and the lower side of the sliding grooves, a first spring is sleeved on each sliding rod, sliding blocks are arranged on the sliding rods in a sliding mode, the left sliding blocks and the right sliding blocks are fixedly connected through connecting, the memory hook is used for detecting fire;
a third placing cavity with a downward opening is arranged on the inner wall of the upper side of the first placing cavity, an auxiliary mechanism is arranged in the third placing cavity, the auxiliary mechanism comprises supporting blocks, the supporting blocks are fixedly arranged on the inner walls of the front side and the rear side of the third mounting cavity, a first iron absorption stone is fixedly arranged on the upper end surface of the supporting block, a second spring is fixedly arranged on the upper end surface of the first iron absorption stone, an air bag is fixedly arranged on the upper end surface of the second spring, a third spring is fixedly arranged on the upper end surface of the air bag, a second magnet is fixedly arranged on the upper end surface of the third spring, the second magnet is fixedly connected with the rotating rod, a second rotating shaft is fixedly arranged in the rotating rod and is rotationally connected with the inner walls of the front side and the rear side of the third mounting cavity, a thin rope is fixedly arranged on the left end face of the rotating rod and is fixedly connected with an alarm, and the alarm is used for giving an alarm;
the third placing space with the backward opening is arranged in the placing block, a sealing mechanism is arranged in the third placing space, and the sealing mechanism is used for sealing the electric meter box.
2. An electricity meter box for preventing the spread of fire according to claim 1, wherein: the sealing mechanism further comprises a left sliding block and a right sliding block which are arranged in the third placing space in a sliding manner, a transmission cavity is arranged on the inner wall of the upper side of the third placing space, a power supply block is fixedly arranged on the inner wall of the lower side of the transmission cavity, a first motor is fixedly arranged in the power supply block, a third rotating shaft is fixedly arranged on the left end face of the first motor, a first bevel gear is fixedly arranged on the left end face of the third rotating shaft, the first bevel gear is meshed with a second bevel gear, a fourth rotating shaft is fixedly arranged in the second bevel gear, a left gear is arranged on the fourth rotating shaft, the left gear is meshed with a left rack, the left rack is fixedly connected with the upper end face of the left sliding block, a fifth rotating shaft is fixedly arranged on the right end face of the first motor, a third bevel gear is fixedly arranged on the right end face of the fifth rotating shaft, the third bevel gear is meshed with the, and a right gear is fixedly arranged on the sixth rotating shaft, the right gear is meshed with a right rack, and the right rack is fixedly connected with the right sliding block.
3. An electricity meter box for preventing the spread of fire according to claim 1, wherein: the fire extinguisher is characterized in that a fire extinguisher placing cavity with a forward opening is formed in the connecting rod, a fire extinguisher is fixedly arranged in the fire extinguisher placing cavity, the head of the fire extinguisher is fixedly connected with the second placing cavity, and dry powder can be sprayed out to extinguish fire after a pull ring of the head of the fire extinguisher is pulled off.
4. An electricity meter box for preventing the spread of fire according to claim 1, wherein: the mounting block is characterized in that an open cavity with a backward opening is formed in the rear end face of the mounting block, a seventh rotating shaft is rotatably arranged on the inner wall of the left side and the inner wall of the right side of the open cavity, a transparent cover is fixedly arranged on the seventh rotating shaft, and the transparent cover is a transparent cover.
5. An electricity meter box for preventing the spread of fire according to claim 1, wherein: the thermal expansion material is metal which is heated and easy to expand, when a fire occurs, the temperature in the electric meter box rises, and the thermal expansion material expands to fix the first rotating shaft and the wire wheel together.
6. An electricity meter box for preventing the spread of fire according to claim 1, wherein: the memory hook is made of memory metal and is in a bent state at normal temperature, and when a fire occurs, the temperature in the electric meter box rises, and the memory hook becomes straight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011115013.5A CN112156402A (en) | 2020-10-19 | 2020-10-19 | Electric meter box for preventing fire spreading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011115013.5A CN112156402A (en) | 2020-10-19 | 2020-10-19 | Electric meter box for preventing fire spreading |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112156402A true CN112156402A (en) | 2021-01-01 |
Family
ID=73867340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011115013.5A Withdrawn CN112156402A (en) | 2020-10-19 | 2020-10-19 | Electric meter box for preventing fire spreading |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112156402A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113110230A (en) * | 2021-05-09 | 2021-07-13 | 张聪 | Wisdom building electric power monitored control system |
-
2020
- 2020-10-19 CN CN202011115013.5A patent/CN112156402A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113110230A (en) * | 2021-05-09 | 2021-07-13 | 张聪 | Wisdom building electric power monitored control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210101 |
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| WW01 | Invention patent application withdrawn after publication |