CN108599054B - Cable fireproof junction box and control method thereof - Google Patents
Cable fireproof junction box and control method thereof Download PDFInfo
- Publication number
- CN108599054B CN108599054B CN201810574676.XA CN201810574676A CN108599054B CN 108599054 B CN108599054 B CN 108599054B CN 201810574676 A CN201810574676 A CN 201810574676A CN 108599054 B CN108599054 B CN 108599054B
- Authority
- CN
- China
- Prior art keywords
- connector
- fixed
- control chip
- mcu control
- box body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/088—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings or inlets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/16—Distribution boxes; Connection or junction boxes structurally associated with support for line-connecting terminals within the box
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Fire Alarms (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a cable fireproof junction box and a control method thereof, and relates to the technical field of cable wiring. The invention comprises a box body; the surface of the box body I is provided with a power switch, an indicator lamp I and an indicator lamp II; both sides of the box body are provided with openings; a dustproof pad is fixed in the opening; the bottom surface in the box body is fixed with a connector; a horizontal clapboard is arranged in the box body; a lead perforation is arranged on one surface of the clapboard; a plurality of fixed seats are fixed on one surface of the clapboard; one surface of the fixed seat is connected with the control panel; a power supply is fixed on one surface of the clapboard. According to the invention, the two connectors are arranged in the junction box, the temperature of the connectors is monitored, when the temperature of the connectors is too high, the work is stopped, the other connector is replaced, and the temperature is reduced while the smoothness of the cable is ensured by a mode of cyclic work and rest, so that the fireproof effect is achieved.
Description
Technical Field
The invention belongs to the technical field of cable connection, and particularly relates to a cable fireproof junction box and a control method thereof.
Background
At present, the junction box is generally used in the erection construction of power grid transmission, the traditional junction box structure is simpler, and the junction box has no other safety protection function except insulation and waterproof functions. In addition, because of the increase of people's activities and lead to the demand for electric power, the cable junction often because the power is too high takes place the incident such as conflagration, causes property loss.
Disclosure of Invention
The invention aims to provide a cable fireproof junction box and a control method thereof.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a cable fireproof junction box, which comprises a box body; a power switch, an indicator lamp I and an indicator lamp II are arranged on the surface of the box body I; both sides of the box body are provided with openings; a dustproof pad is fixed in the opening to prevent dust from entering the junction box from the connecting port; two parallel connectors are fixed on the bottom surface inside the box body and used for connecting a control cable; a horizontal clapboard is arranged in the box body; a lead perforation is arranged on one surface of the partition plate; a plurality of fixed seats are fixed on one surface of the partition plate; one surface of the fixed seat is connected with the control panel; a power supply is fixed on one surface of the partition plate;
the surface of the control board is provided with an MCU control chip for controlling the on-off of a cable;
wherein the connector comprises a connection chamber, a fixation head and a fixation cap; the connector is of a cylindrical structure; the connecting chamber is fixed on the bottom surface of the box body; two sides of the connecting chamber are provided with annular fixing heads; an external thread is arranged at one end of the fixed head; a plurality of rectangular openings are formed in the peripheral side face of the fixed head; the fixing head is connected with the fixing cap; the fixing cap is provided with an internal thread matched with the fixing head; a switch and a temperature sensor are arranged in the connecting chamber;
wherein, the dustproof pad is of an annular structure; one end of the dustproof pad is provided with two isolation rings; a gap is reserved between the two isolation rings; the size of the gap is adaptive to the thickness of the side wall of the box body;
the temperature sensor is electrically connected with the MCU control chip; the first indicator lamp and the second indicator lamp are electrically connected with the MCU control chip; the MCU control chip is electrically connected with the switch; and the MCU control chip is electrically connected with the power supply.
Preferably, the first indicator light and the second indicator light are a green LED and a red LED, respectively.
Preferably, the control panel and the fixing seat are connected by bolts.
Preferably, the dustproof pad is made of rubber.
Preferably, the power source comprises a lithium battery or a lead acid battery.
A control method of a cable fireproof junction box comprises the following steps:
SS 01: turning on a power switch, controlling one connector to be conducted by the MCU control chip to be in a working state, and controlling the other connector to be disconnected to be in an idle state;
SS 02: the temperature sensor monitors the temperature of the connector in the working state and transmits temperature data to the MCU control chip;
SS 03: the MCU control chip compares the temperature of the working state connector with the combustible temperature of the cable;
SS 04: when the temperature of the connector in the working state is lower than the combustible temperature of the cable, the connector keeps the existing working state, and the MCU control chip controls the indicator lamp to be turned on;
SS 05: when the temperature of the working state connector is higher than the combustible temperature of the cable, the MCU control chip controls the working state connector and the idle state connector to switch states, the working state connector is cooled in an idle mode, the idle state connector starts to work, and the MCU control chip controls the indicator lamp II to light.
The invention has the following beneficial effects:
1. the invention carries out real-time replacement of the connection circuit of the cable by monitoring the temperature of the cable connection end, thereby ensuring the safety of the cable and preventing fire.
2. The invention has simple structure, convenient installation and good adaptability.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, 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 view of a fire resistant junction box for cables;
FIG. 2 is an inside elevational view of a cable fire-blocking junction box;
FIG. 3 is a schematic view of a bottom structure of a cable fire-proof junction box;
FIG. 4 is a schematic view of a connector configuration;
FIG. 5 is a schematic cross-sectional view of the connector;
FIG. 6 is a schematic view of a dust-proof pad;
FIG. 7 is a diagram of the electrical connections of a fire resistant electrical cable connector;
fig. 8 is a flow chart of a control method of the cable fire-proof junction box.
In the drawings, the components represented by the respective reference numerals are listed below:
1-partition board, 2-connector, 3-control board, 4-box, 5-dustproof pad, 101-wire perforation, 201-connection chamber, 202-fixing head, 203-fixing cap, 301-power supply, 302-fixing seat, 401-power switch, 402-indicator light I, 403-indicator light II and 501-isolation ring.
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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "bottom," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1-3, the present invention is a cable fire-proof junction box, which includes a box body 4; a power switch 401, an indicator light I402 and an indicator light II 403 are arranged on one surface of the box body 4; both sides of the box body 4 are provided with openings; a dustproof pad 5 is fixed in the opening to prevent dust from entering the junction box from the connecting port; two parallel connectors 2 are fixed on the bottom surface inside the box body 4 and are used for connecting control cables; a horizontal clapboard 1 is arranged in the box body 4; a lead perforation 101 is arranged on one surface of the clapboard 1; a plurality of fixed seats 302 are fixed on one surface of the clapboard 1; one surface of the fixed seat 302 is connected with the control panel 3; a power supply 301 is fixed on one surface of the partition board 1; an MCU control chip is arranged on one surface of the control panel 3 and used for controlling the on-off of a cable.
As shown in fig. 4-5, the connector 2 includes a connection chamber 201, a fixing head 202, and a fixing cap 203; the connector 2 is of a cylindrical structure; the connecting chamber 201 is fixed on the bottom surface of the box body 4; two sides of the connecting chamber are provided with annular fixed heads 202; an external thread is arranged at one end of the fixed head 202; a plurality of rectangular openings are arranged on the peripheral side surface of the fixed head 202; the fixing head 202 is connected with the fixing cap 203; the fixing cap 203 is provided with an internal thread matched with the fixing head 202; a switch and a temperature sensor are provided in the connection chamber 201.
As shown in fig. 6, the dust-proof pad 5 is of an annular structure; one end of the dustproof pad 5 is provided with two isolation rings 501; a gap is left between the two isolation rings 501; the size of the gap is adapted to the thickness of the side wall of the box body 4.
As shown in fig. 7, the temperature sensor is electrically connected with the MCU control chip; the first indicator lamp 402 and the second indicator lamp 403 are electrically connected with the MCU control chip; the MCU control chip is electrically connected with the switch; the MCU control chip is electrically connected with the power supply 301.
Preferably, the first indicator light 402 and the second indicator light 403 are a green LED and a red LED, respectively.
Preferably, the connection mode of the control board 3 and the fixing base 302 is bolt connection.
Preferably, the material of the dustproof pad 5 is rubber.
Preferably, power source 301 comprises a lithium battery or a lead acid battery.
Example two:
referring to fig. 8, a method for controlling a fireproof cable junction box includes the following steps:
SS 01: turning on the power switch 401, the MCU control chip controls one connector 2 to be connected, and the other connector 2 is in a working state, and is in an idle state;
SS 02: the temperature sensor monitors the temperature of the working state connector 2 and transmits temperature data to the MCU control chip;
SS 03: the MCU control chip compares the temperature of the working state connector 2 with the combustible temperature of the cable;
SS 04: when the temperature of the connector 2 in the working state is lower than the combustible temperature of the cable, the connector 2 keeps the existing working state, and the MCU control chip controls the indicator lamp I402 to be lightened;
SS 05: when the temperature of the working state connector 2 is higher than the combustible temperature of the cable, the MCU control chip controls the working state connector 2 and the idle state connector 2 to switch states, the working state connector 2 is cooled in an idle mode, the idle state connector 2 starts to work, and the MCU control chip controls the indicator lamp II 403 to be lightened.
Preferably, the flammable temperature is the flammable temperature of the cable.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In addition, it can be understood by those skilled in the art that all or part of the steps in the method for implementing the embodiments described above can be implemented by instructing the relevant hardware through a program, and the corresponding program can be stored in a computer-readable storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, or the like.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (2)
1. The utility model provides a cable fire prevention terminal box, includes box body (4), its characterized in that: a power switch (401), an indicator lamp I (402) and an indicator lamp II (403) are arranged on one surface of the box body (4); both sides of the box body (4) are provided with openings; a dustproof pad (5) is fixed in the open hole; two parallel connectors (2) are fixed on the bottom surface inside the box body (4); a horizontal clapboard (1) is arranged in the box body (4); a lead perforation (101) is arranged on one surface of the partition board (1); a plurality of fixed seats (302) are fixed on one surface of the partition plate (1); one surface of the fixed seat (302) is connected with the control panel (3); a power supply (301) is fixed on one surface of the partition board (1);
wherein, an MCU control chip is arranged on one surface of the control panel (3);
wherein the connector (2) comprises a connection chamber (201), a fixation head (202) and a fixation cap (203); the connector (2) is of a cylindrical structure; the connecting chamber (201) is fixed on the bottom surface of the box body (4); two sides of the connecting chamber are provided with annular fixed heads (202); an external thread is arranged at one end of the fixed head (202); a plurality of rectangular openings are formed in the peripheral side face of the fixing head (202); the fixing head (202) is connected with a fixing cap (203); the fixing cap (203) is provided with an internal thread matched with the fixing head (202); a switch and a temperature sensor are arranged in the connecting chamber (201);
wherein the dustproof pad (5) is of an annular structure; one end of the dustproof pad (5) is provided with two isolation rings (501); a gap is reserved between the two isolation rings (501); the size of the gap is adaptive to the thickness of the side wall of the box body (4);
the temperature sensor is electrically connected with the MCU control chip; the first indicator lamp (402) and the second indicator lamp (403) are electrically connected with the MCU control chip; the MCU control chip is electrically connected with the switch; the MCU control chip is electrically connected with the power supply (301);
the first indicator light (402) and the second indicator light (403) are respectively a green LED and a red LED;
the control panel (3) is connected with the fixed seat (302) through bolts;
wherein the dustproof pad (5) is made of rubber;
wherein the power source (301) comprises a lithium battery or a lead-acid battery.
2. A method of controlling a fire resistant junction box for cables according to claim 1, comprising the steps of:
SS 01: turning on a power switch (401), controlling one connector (2) to be conducted by the MCU control chip to be in a working state, and disconnecting the other connector (2) to be in an idle state;
SS 02: the temperature sensor monitors the temperature of the working state connector (2) and transmits temperature data to the MCU control chip;
SS 03: the MCU control chip compares the temperature of the working state connector (2) with the combustible temperature of the cable;
SS 04: when the temperature of the connector (2) in the working state is lower than the combustible temperature of the cable, the connector (2) keeps the existing working state, and the MCU control chip controls the indicator lamp I (402) to be lightened;
SS 05: when the temperature of the working state connector (2) is higher than the combustible temperature of the cable, the MCU control chip controls the working state connector (2) and the idle state connector (2) to be in a switching state, the working state connector (2) is cooled in an idle mode, the idle state connector (2) starts to work, and the MCU control chip controls the indicator lamp II (403) to be turned on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810574676.XA CN108599054B (en) | 2018-06-06 | 2018-06-06 | Cable fireproof junction box and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810574676.XA CN108599054B (en) | 2018-06-06 | 2018-06-06 | Cable fireproof junction box and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108599054A CN108599054A (en) | 2018-09-28 |
| CN108599054B true CN108599054B (en) | 2020-02-07 |
Family
ID=63623176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810574676.XA Expired - Fee Related CN108599054B (en) | 2018-06-06 | 2018-06-06 | Cable fireproof junction box and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108599054B (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0591651A (en) * | 1991-09-26 | 1993-04-09 | Matsushita Seiko Co Ltd | Overheat protector for power source terminal base |
| CN2838059Y (en) * | 2005-10-14 | 2006-11-15 | 廖敏和 | Wiring sealing device |
| CN201185323Y (en) * | 2008-04-02 | 2009-01-21 | 大庆天鸿电热器材有限公司 | Sealing module wiring box |
| KR101262524B1 (en) * | 2011-08-04 | 2013-05-08 | 주식회사 엘지화학 | Overcurrent protection apparatus for secondary bettery, protection method and battery pack |
| CN202524052U (en) * | 2012-05-05 | 2012-11-07 | 山东能源电器股份有限公司 | Mining flameproof high-safety low-voltage cable junction box |
| CN103594985A (en) * | 2013-11-13 | 2014-02-19 | 常熟市宝华建筑装璜材料有限公司 | Junction box with temperature monitor |
| CN204559039U (en) * | 2015-05-12 | 2015-08-12 | 国家电网公司 | A kind of overtemperature protection terminal box |
| CN204928012U (en) * | 2015-08-28 | 2015-12-30 | 中建泓泰通信工程有限公司 | Communication cable terminal box |
| CN206195035U (en) * | 2016-08-31 | 2017-05-24 | 宁波冠泰电子有限公司 | Binding post alarm box |
| CN206865129U (en) * | 2017-05-15 | 2018-01-09 | 无锡华润安盛科技有限公司 | The temperature protective device and electric power system of a kind of binding post |
-
2018
- 2018-06-06 CN CN201810574676.XA patent/CN108599054B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN108599054A (en) | 2018-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103206365B (en) | A kind of fire control system with Power convert and inspection function | |
| CN204031043U (en) | There is the photovoltaic system of intelligent turn-off function | |
| CN104167980A (en) | Photovoltaic system with intelligent shut-off function | |
| CN110101992B (en) | Electric fire-fighting linkage system based on photovoltaic building | |
| CN113593154A (en) | Alarm system of high-low voltage power equipment | |
| WO2018184563A1 (en) | Switch element, switch system, pcb isolation plate assembly, smart terminal housing, smart terminal element, terminal assembly, socket, switch, smart device control device, smart device control system, switch button with light transmission indication function, and single hot wire power drawing circuit and method | |
| CN108599054B (en) | Cable fireproof junction box and control method thereof | |
| CN112198830A (en) | DC emergency evacuation lighting centralized control power supply system | |
| CN206727464U (en) | A kind of outer power supply source control cabinet of ship | |
| CN216771812U (en) | Power metering box | |
| CN209880418U (en) | Photovoltaic module quick turn-off device | |
| CN215419708U (en) | Building illumination distribution system | |
| CN213937833U (en) | Photovoltaic shutoff device and photovoltaic system | |
| CN210517694U (en) | Waterproof junction box and connecting structure thereof | |
| CN210838588U (en) | Low-voltage protection box of bolt fastening connection mechanism | |
| CN209309949U (en) | Emergency controller | |
| CN209929214U (en) | Be used for open air post to hydraulic vacuum circuit breaker | |
| CN103179005A (en) | Solar powered household fiber-optic network unit control system | |
| CN219959709U (en) | Conflux control cabinet | |
| CN205407224U (en) | Differential protective system of transformer substation | |
| CN111162466A (en) | Modular convenient block terminal that overhauls | |
| CN206422519U (en) | A kind of DC power supply panel | |
| CN201308737Y (en) | Automatic transfer switch with fire-protection reset function | |
| CN216215020U (en) | Gas fire intelligent alarm and power-off safety protection control module | |
| CN212875108U (en) | Modularization environmental protection high-voltage ring main unit |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 Termination date: 20210606 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |